Electrocircuit maintenance ladder

Electrocircuit maintenance ladder

  • CN 105,019,812 A
  • Filed: 07/14/2015
  • Published: 11/04/2015
  • Est. Priority Date: 01/23/2015
  • Status: Active Application
First Claim
Patent Images

1. a maintenance circuit ladder, is characterized in that:

  • described maintenance circuit ladder mainly comprises holder (16), Connection Block (17), lock bolt (18), connecting axle (15), load bearing seat (1), gravity cone (19), cleat stanchion (2), connector (3), self-locking device, male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);

    Described maintenance circuit ladder adopts single column support type, holder (16) and Connection Block (17), load bearing seat (1), cleat stanchion (2) and connector (3) are combined into single-column tandem, and the carrier carrying the weight that cleat stanchion (2) and connector (3) and cleat stanchion (2) and connector (3) bear is holder (16);

    When installing cleat stanchion (2), holder (16) and the cradle head of the setting angle of load bearing seat (1) can be regulated to be the Connection Block (17) that is connected of connecting axle (15) and load bearing seat (1);

    Described holder (16) is fixed with Connection Block (17), Connection Block (17) there are pin-and-hole (14) and locking screw, connecting axle (15) links together Connection Block (17) and load bearing seat (1) through the pin-and-hole (14) of the pin-and-hole (14) on Connection Block (17) and load bearing seat (1) bottom, lock bolt (18) exceedes the lock bolt (18) of locking screw screw end after screwing in the locking screw on Connection Block (17) is pressed in lower part locking load bearing seat (1) of load bearing seat (1) and the fit angle of holder (16), Inner taper hole (12) is had above described load bearing seat (1), load bearing seat (1) is coordinated by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of cleat stanchion (2) lower end and fixes, and coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the brake head be arranged in cleat stanchion (2) by the breaker slot on the locking bar (4) of the mesopore (8) that is fixed on load bearing seat (1) bottom, be provided with to live in the outside of Inner taper hole (12) part of load bearing seat (1) and turn hole, the taper shank of the upper end of gravity cone (19) inserts to live and turns fixing in hole and turn in hole can freely rotate alive, Inner taper hole (12) is had at the two ends of connector (3), the male cone (strobilus masculinus) (10) of two cleat stanchions (2) inserts in the Inner taper hole (12) at connector (3) two ends respectively, coordinate by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of cleat stanchion (2) and fix, and being coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the brake head be arranged in cleat stanchion (2) by the breaker slot on the locking bar (4) of the mesopore (8) that is fixed on connector (3) bottom, cleat stanchion (2) is fixed with riding boogie board (13),In the Inner taper hole (12) of the male cone (strobilus masculinus) (10) insertion load bearing seat (1) of described cleat stanchion (2) lower end or in the Inner taper hole (12) of the connector (3) of insertion connector (3) upper end, the male cone (strobilus masculinus) (10) of cleat stanchion (2) upper end inserts in the Inner taper hole (12) of the connector (3) of connector (3) lower end, the sliding eye (9) of male cone (strobilus masculinus) (10) end is enclosed within locking bar (4), breaker slot on locking bar (4) coordinates with the brake head of banking pin (6) and locks locking bar (4) and do not slide, then coordinating of inner conical surface (11) and male cone (strobilus masculinus) (10) is locked,Described Inner taper hole (12) is the hole having tapering, comprise the Inner taper hole (12) of load bearing seat (1) and the Inner taper hole (12) of connector (3), in Inner taper hole (12), have inner conical surface (11);

    Described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with banking pin (6) by the breaker slot on locking bar (4) after coordinating with the male cone (strobilus masculinus) (10) of cleat stanchion (2) and fixing;

    In order to make Inner taper hole (12) and male cone (strobilus masculinus) (10) can close fit, the tapering of described Inner taper hole (12) be consistent with the tapering of male cone (strobilus masculinus) (10);

    Described self-locking device comprises brake hole (5), banking pin (6), thrust spring (7), locking bar (4), sliding eye (9), breaker slot, thrust spring (7) and banking pin (6) are installed in described brake hole (5), banking pin (6) stretches out the surface of cleat stanchion (2) through one end of back handle from the central part of thrust spring (7), one end of brake head is stretched in sliding eye (9) and is coordinated with the breaker slot on locking bar (4), one end of thrust spring (7) is pressed on the brake head of banking pin (6), it is upper or withstand on the jump ring that is fixed in brake hole (5) that the other end withstands on brake hole (5), described locking bar (4) has breaker slot, and breaker slot coordinates the inner conical surface (11) and male cone (strobilus masculinus) (10) that are automatically locked and post with the brake head of banking pin (6),Described holder (16) is disking body or is in strip interconnection shape, the middle part of disking body or bar shaped interconnection shape be fixed with Connection Block (17) above;

    Described holder (16) fixed connecting base (17), stable and support cleat stanchion (2) and bear all wt that Connection Block (17) bears;

    Skid-proof rubber is had at holder (16) and the partial fixing of earth surface;

    Described Connection Block (17) is the pedestal supporting and install connecting axle (15), Connection Block (17) has pin-and-hole (14) and locking screw, pin-and-hole (14) is for installing and fixed connection shaft (15) bear all wt that connecting axle (15) bears;

    Near the pin-and-hole (14) of described locking screw on Connection Block (17), for assembling lock bolt (18) and purl screw can be rotated in locking screw, the screw end of lock bolt (18) is made to be pressed in lower part locking load bearing seat (1) of load bearing seat (1) and the fit angle of holder (16);

    Described lock bolt (18) is screw, can rotate in locking screw, produces and rub and play locking effect when screw end contacts with the lower part of load bearing seat (1);

    Described connecting axle (15) is pivot pin or bolt, for connecting Connection Block (17) and load bearing seat (1) and bearing all wt that load bearing seat (1) bears;

    Described load bearing seat (1) is Connection Block (17), lower part there is horizontal pin-and-hole (14), there is Inner taper hole (12) upper end of upper part, there is mesopore (8) below Inner taper hole (12) or the inside, Inner taper hole (12) is directly through with mesopore (8), is fixed with locking bar (4) at the middle part of the bottom of mesopore (8);

    The center line of described pin-and-hole (14) and the central axis of Inner taper hole (12);

    Be provided with to live in the outside of Inner taper hole (12) part of load bearing seat (1) and turn hole, living, to turn hole be circular hole, lives in turning in hole in being provided with gravity cone (19);

    Being connected with Connection Block (17) below by connecting axle (15) of load bearing seat (1), be connected with cleat stanchion (2) by Inner taper hole (12) above;

    Described load bearing seat (1) for support and stable cleat stanchion (2) and connector (3) connection and bear the weight that cleat stanchion (2) bears;

    Described gravity cone (19) is the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive;

    Described gravity cone (19) is arranged on the cleat stanchion (2) on load bearing seat (1) with the angle on ground with as adjusting cleat stanchion (2) perpendicular to reference object during horizontal plane for directly observing;

    Described gravity cone (19) can fit together forming unit entirety with load bearing seat (1), is convenient to the combination assembling of maintenance circuit ladder;

    Described cleat stanchion (2) is the cylinder that there are male cone (strobilus masculinus) (10) at two ends, the end face at cleat stanchion (2) two ends has sliding eye (9), sliding eye (9) stretches in the cylinder of cleat stanchion (2) in the end of cleat stanchion (2), in the cylinder of the cleat stanchion (2) near male cone (strobilus masculinus) (10), have brake hole (5) wear out the surface of cylinder and communicate with sliding eye (9);

    The end face at the two ends of described connector (3) has Inner taper hole (12), and there is mesopore (8) the inside of Inner taper hole (12), is fixed with locking bar (4) in the bottom of mesopore (8);

    Described banking pin (6) comprises brake head, middle part and handle three part, three parts are connected, after banking pin (6) passes thrust spring (7) in brake hole (5), brake head enters in sliding eye (9) and coordinates with the breaker slot on locking bar (4), and handle portion stretches out the damaged surface of cleat stanchion (2);

    Described brake head towards the one side on locking bar (4) top be face directly, towards the one side of locking bar (4) fixed end be arcwall face or acute angle bevel, arcwall face or acute angle bevel are used for allowing the oblique promotion brake head in the leading section of locking bar (4) retreat, and the one side faced directly for the right-angle side with breaker slot coordinates locked locking bar (4);

    Described locking bar (4) is cylinder, be fixed on the bottom of the mesopore (8) of Inner taper hole (12) the inside, locking bar (4) can slide at sliding eye (9), and locking bar (4) has breaker slot;

    Described breaker slot is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, upper corresponding with the position of brake head at locking bar (4);

    The groove top of described right-angled triangle groove is acute angle, one side before breaker slot be right-angle side face, be locking face, locking face coordinates can stand fast by locking locking bar (4) with facing directly of brake head, and the one side of hypotenuse coordinates with the inclined-plane of brake head end and limits the degree of depth that brake head inserts breaker slot;

    Described breaker slot is used for coordinating with brake head and producing locking effect, then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and cleat stanchion (2) and load bearing seat (1) and cleat stanchion (2) fixation;

    Described sliding eye (9) is bearing bore in the end of cleat stanchion (2) or through hole, communicate with brake hole (5), for holding locking bar (4) and allowing locking bar (4) slide in sliding eye (9);

    Described brake hole (5) is worn out the surface of cylinder and is communicated with sliding eye (9) in the cleat stanchion (2) near male cone (strobilus masculinus) (10), corresponding with the position of the breaker slot on locking bar (4);

    Thrust spring (7) and banking pin (6) are installed in brake hole (5), the handle portion of banking pin (6) from stretching out the surface of cleat stanchion (2) after the central part of thrust spring (7) passes, the brake head of banking pin (6) stretches out brake hole (5) and inserts in sliding eye (9) afterwards or insert in the breaker slot locking bar (4), thrust spring (7) is arranged on the middle part of banking pin (6), and one end of thrust spring (7) is pressed on the brake head of banking pin (6), the other end withstands on brake hole (5);

    Described brake hole (5) can also be separately cavity, the housing with the mating shapes of brake hole (5) is inlaid with in brake hole (5), when housing exposes the damaged surface of cleat stanchion (2) in brake hole (5), the one end of exposing the damaged surface of cleat stanchion (2) connects with screw or rivets or be welded on the damaged surface of cleat stanchion (2);

    When housing does not expose the damaged surface of cleat stanchion (2) in brake hole (5), connect with screw or rivet or weld or be fixed in brake hole (5) with jump ring;

    The inside and outside two ends of described housing manufacture porose, banking pin (6) and thrust spring (7) are installed in housing, thrust spring (7) is arranged between brake head and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the handle of banking pin (6) passes from the centre of thrust spring (7) from the hole of housing outer face;

    Described housing for installing banking pin (6) and thrust spring (7), and banking pin (6) can be moved in housing;

    Described thrust spring (7) is helical spring, and the brake head for promoting banking pin (6) coordinates with the breaker slot of locking bar (4) and completes automatic locking;

    Described mesopore (8) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when Inner taper hole (12) are inserted in male cone (strobilus masculinus) (10) end for cleat stanchion (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);

    Described riding boogie board (13) comprises ear seat and foot hold, and ear seat is fixed on cleat stanchion (2), and foot hold is fixed on the top-direction be merely able to ladder on ear seat by pivot pin and draws in;

    On foot hold, cover has antiskid glue sleeve or be fixed with skid-proof rubber above foot hold, landing when antiskid glue sleeve and skid-proof rubber can prevent pin from stepping down on foot hold;

    The inner conical surface (11) of described Inner taper hole (12) installs cleat stanchion (2) and connector (3) for coordinating with male cone (strobilus masculinus) (10), realize the fixing fast of load bearing seat (1) and cleat stanchion (2) fixing and cleat stanchion (2) and connector (3) fast, be beneficial to the quick assembling of cleat stanchion (2) and connector (3) and load bearing seat (1) and quick demolition, play Fast Installation and effect fixing fast;

    And then make load bearing seat (1) and cleat stanchion (2) and cleat stanchion (2) and connector (3) fixation respectively;

    In order to increase connectivity robustness and the stability of maintenance circuit ladder, improve the speed of installation and demolition, described cleat stanchion (2) and load bearing seat (1) and the connection between cleat stanchion (2) and connector (3) and fixingly all adopt cone match, be beneficial to quick assembling and quick demolition;

    The male cone (strobilus masculinus) (10) of cleat stanchion (2), in the Inner taper hole (12) of load bearing seat (1), is coordinated with banking pin (6) by the breaker slot on locking bar (4) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and load bearing seat (1) of locking cleat stanchion (2);

    The male cone (strobilus masculinus) (10) of cleat stanchion (2), in the Inner taper hole (12) of connector (3), is coordinated with banking pin (6) by the breaker slot on locking bar (4) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and connector (3) of locking cleat stanchion (2);

    During assembling, inner conical surface (11) and male cone (strobilus masculinus) (10) are at the gravity born and press tighter and tighter under the effect of cleat stanchion (2) with the self gravitation of connector (3) and realize automatic fastening;

    During demolition, pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the breaker slot on locking bar (4), cleat stanchion (2) upwards one is lifted cleat stanchion (2) and automatically will be separated with Inner taper hole (12) or connector (3) upwards one is lifted cleat stanchion (2) and automatically will be separated with Inner taper hole (12);

    The conical surface comprises inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form;

    In order to cleat stanchion (2) can be supported on the ground having angle of inclination, when holder (16) is laid on a horizontal ground, the central axis of load bearing seat (1), in holder (16), ensure that the verticality being arranged on cleat stanchion (2) on load bearing seat (1) and horizontal plane;

    When holder (16) is placed on the ground of inclination, load bearing seat (1) can rotate certain angle around connecting axle (15) on holder (16), ensure that the verticality being arranged on cleat stanchion (2) on load bearing seat (1) and horizontal plane;

    Connecting axle (15) is adopted to be fastened on Connection Block (17) on holder (16) and load bearing seat (1), make load bearing seat (1) certain angle can be rotated around connecting axle (15) on holder (16), reach when holder (16) is placed on the ground of inclination and ensure that the cleat stanchion (2) be arranged on load bearing seat (1) keeps the object perpendicular to horizontal plane;

    In order to enable maintenance circuit ladder assemble fast, holder (16), Connection Block (17), connecting axle (15) and load bearing seat (1) can also be the entirety fitted together;

    Maintenance circuit ladder is when assembling, A, Connection Block (17) to be fixed on above holder (16), then load bearing seat (1) is connected to above Connection Block (17) by connecting axle (15) and Connection Block (17), B, again one end of cleat stanchion (2) insert load bearing seat (1) Inner taper hole (12) in, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of cleat stanchion (2) and the inner conical surface (11) of load bearing seat (1) are naturally fitted and fix, and larger from the gravity of cleat stanchion (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, when male cone (strobilus masculinus) (10) in cleat stanchion (2) inserts Inner taper hole (12), locking bar (4) is inserted in sliding eye (9), when locking bar (4) enters into the position of brake head, the leading section of locking bar (4) pushes the arcwall face of locking head or oblique promotion brake head compression thrust spring (7) of acute angle bevel and outwards makes a concession, and the front end of locking bar (4) passes through the position of brake head, after locking bar (4) is through brake head, when the male cone (strobilus masculinus) (10) of cleat stanchion (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of load bearing seat (1), brake head enters in the breaker slot on locking bar (4) under the powered of thrust spring (7), facing directly of brake head coordinates locked locking bar (4) to stand fast with the one side of lock groove right-angle side, the inner conical surface (11) of laminating and male cone (strobilus masculinus) (10) locked, complete fixing and locking of cleat stanchion (2) and load bearing seat (1), C, point-blank whether the center line of vertical bar of observation gravity cone (19) and the parallel lines of the center line of cleat stanchion (2), time not point-blank, the upper end of moving the cleat stanchion (2) inserted on load bearing seat (1) makes the parallel lines of the center line of cleat stanchion (2) and gravity bore the center line of the vertical bar of (19) point-blank, the lock bolt (18) be rotationally connected again on seat (17) compresses the lower part of load bearing seat (1), load bearing seat (1) can not be rotated around connecting axle (15), holder (16) is allowed to remain unchanged with the angle of load bearing seat (1), guarantee is arranged on cleat stanchion (2) above load bearing seat (1) perpendicular to horizontal plane, time point-blank, the lock bolt (18) be just directly rotationally connected on seat (17) compresses the lower part of load bearing seat (1), load bearing seat (1) can not be rotated around connecting axle (15), allow holder (16) remain unchanged with the angle of load bearing seat (1), ensure that the cleat stanchion (2) be arranged on above load bearing seat (1) is perpendicular to horizontal plane, D, the Inner taper hole (12) below connector (3) is enclosed within cleat stanchion (2) upper end, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of cleat stanchion (2) and the inner conical surface (11) of connector (3) are naturally fitted and fix, and larger from the gravity of connector (3) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, when the male cone (strobilus masculinus) (10) that the internal taper hole of connector (3) lower end is enclosed within cleat stanchion (2) is upper, locking bar (4) is inserted in sliding eye (9), when locking bar (4) enters into the position of brake head, the leading section of locking bar (4) pushes the arcwall face of brake head or oblique promotion brake head compression thrust spring (7) of acute angle bevel and outwards makes a concession, and the front end of locking bar (4) passes through the position of brake head, after locking bar (4) is through brake head, when the male cone (strobilus masculinus) (10) of cleat stanchion (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), brake head enters in the breaker slot on locking bar (4) under the powered of thrust spring (7), facing directly of brake head coordinates locked locking bar (4) to stand fast with the one side of lock groove right-angle side, laminating Inner taper hole (12) and male cone (strobilus masculinus) (10) locked, E, again in the Inner taper hole (12) of connector (3) upper end again by the lower end of cleat stanchion (2) insert connector (3) Inner taper hole (12) in, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of cleat stanchion (2) and the inner conical surface (11) of connector (3) are naturally fitted and fix, and larger from the gravity of cleat stanchion (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, when male cone (strobilus masculinus) (10) in cleat stanchion (2) inserts Inner taper hole (12), locking bar (4) is inserted in sliding eye (9), when locking bar (4) enters into the position of brake head, the leading section of locking bar (4) pushes the arcwall face of brake head or oblique promotion brake head compression thrust spring (7) of acute angle bevel and outwards makes a concession, and the front end of locking bar (4) passes through the position of brake head, after locking bar (4) is through brake head, when the male cone (strobilus masculinus) (10) of cleat stanchion (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), brake head enters in the breaker slot on locking bar (4) under the powered of thrust spring (7), facing directly of brake head coordinates locked locking bar (4) to stand fast with the one side of lock groove right-angle side, laminating Inner taper hole (12) and male cone (strobilus masculinus) (10) locked, F, can again the male cone (strobilus masculinus) (10) of cleat stanchion (2) be inserted in the Inner taper hole (12) of connector (3) according to D and E method and step or the internal taper hole of connector (3) is enclosed within the male cone (strobilus masculinus) (10) of cleat stanchion (2) again, complete being connected and fixed and locking between cleat stanchion (2) and connector (3), cleat stanchion (2) is very convenient with the assembling of load bearing seat (1) and cleat stanchion (2) and connector (3), just can complete without any need for instrument,When the cleat stanchion (2) of dismountable and connector (3), pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the breaker slot on locking bar (4), as long as cleat stanchion (2) or connector (3) upwards one are lifted, cleat stanchion (2) will separate automatically with connector (3), and locking bar (4) skids off from sliding eye (9);

    Time dismounting load bearing seat (1) upper fixing cleat stanchion (2), pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the breaker slot on locking bar (4), as long as cleat stanchion (2) upwards one is lifted, cleat stanchion (2) will separate automatically with load bearing seat (1), and locking bar (4) skids off from sliding eye (9);

    Cleat stanchion (2) is very convenient with the dismounting of load bearing seat (1) and cleat stanchion (2) and connector (3), just can complete without any need for instrument;

    High-tension line maintenance personal is when examination and repair for high-pressure circuit, run into when having branch Distance High Voltage Electricity Transfer very near or line joint need maintenance time, first holder (16) is placed steadily on the ground, combining holder (16) again, Connection Block (17), the load bearing seat (1) of connecting axle (15) and load bearing seat (1) plug first cleat stanchion (2) above after, needing the cleat stanchion (2) of height and needing the connector of quantity (3) to take with oneself, pin steps down on the foot hold on cleat stanchion (2) and climbs up, one section of assembling one section can be climbed, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a cleat stanchion (2) in superincumbent Inner taper hole (12) again, during descending stair, step down on foot hold and down climb, next section tears a cleat stanchion (2) open, very convenient.

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