AUTOMOBILE ANTICOLLISION DECELERATING AND EMERGENCY BRAKE APPARATUS

• US 20090071791A1
• Filed: 12/13/2007
• Published: 03/19/2009
• Est. Priority Date: 09/17/2007
• Status: Active Grant

• Current Assignee: Dahuai Wang, Yue Zhao
• Original Assignee: Dahuai Wang, Yue Zhao
• Inventors: WANG, DAHUAI, ZHAO, YUE
• Granted Patent: US 7,955,218 B2
• Time in Patent Office: Days
• US Class Current: 192/13.R
• CPC Class Codes: B60T 7/22 initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle , or by means of contactless obstacle detectors mounted on the vehicle
• CPC Class Codes: B60W 10/18 including control of braking systems
• CPC Class Codes: B60W 10/24 including control of energy storage means
• CPC Class Codes: B60W 30/09 Taking automatic action to avoid collision, e.g. braking and steering
• CPC Class Codes: B60W 30/18172 Preventing, or responsive to skidding of wheels

Abstract

An anticollision decelerating and emergency brake apparatus of automobile is disclosed. The objects of the invention is realized by the following: an anticollision decelerating and an emergency brake apparatus of automobile constituted by clutch (1), a energy-storage assembly (2), a brake force transmission assembly (3), a combined solenoid valve assembly (4), a housing (5), a variable diameter assembly (6), a reset mechanism (7), and so on. The apparatus of the invention will auto brake to effective prevent and avoid traffic accident, and the damage degree can be minimized.

Claims

1. An anticollision apparatus for an automobile comprising:

a clutch (1),

an energy-storage assembly (2),

a brake force transmission assembly (3),

a solenoid valve assembly (4),

a housing (5),

a variable diameter wheel assembly (6), and

a reset structure (7).

2. The apparatus of claim 1,

wherein the housing (5) comprises a first micro-switch (126), a first end cap (127), first air proof seal (128), a bolt (129), a first bearing cap (130), a frame (131), a second bearing cap (132), a second air proof seal (134), a second end cap (135), a second micro-switch (138), an air proof casing (140), and a third micro-switch (142),

wherein the frame (131) comprises a first cavity (166), a second cavity (162), and a third cavity (168) and wherein the clutch (1) is located in the first cavity (166), the energy-storage assembly (2) is located in the cavity (167);

the brake force transmission assembly (3) and the solenoid valve assembly (4) are located in the third cavity (168),

wherein said housing further comprises semicircle-shaped holes serving as bearing frames are formed between the first and second cavity (166, 167) and between the second and third cavity (167, 168) respectively,

wherein a first end cap (127) and a second end cap (135) are located at the two ends of the frame (131) and wherein the first air proof seal (128) and the second air proof seal (134) are adjacent to the first end cap (127) and the second end cap (135) respectively,

wherein the second micro-switch (138) is located on the second bearing cap (132) and wherein the third micro-switch (142) is located on the first bearing cap (130), and

wherein the air proof casing (140) is located on frame (131);

wherein the energy-storage assembly (2) comprises a spindle (34), a first bearing (35), at lest one-rivet (36), a first external block (37), a first internal block (52), a second external block (38), a liner (50), a second bearing (41), a partition board (43), a third bearing (44), a first spring 51), a second spring (46), a second internal block (47), a fourth bearing (48), and a second transmission shaft (49),

wherein an inner end of the first spring (51) is riveted to the spindle (34), wherein an outer end of the first spring (51) is riveted to a the second cavity (167), wherein an inner end of the second spring (46) is riveted to the second transmission shaft (49), wherein an outer end of the second spring (46) is riveted to the second cavity (167),

wherein the first bearing (35) engages with one end of the spindle (34) and wherein said first bearing is located in a bearing hole between the first and second cavities (166, 167), wherein the second bearing (41) engages one end of the second transmission shaft (49) and wherein the second bearing is located in a bearing hole between the second and third cavity (167, 168), wherein the third and fourth bearing (44, 48) are located in two inner holes of the second transmission shaft (49) and wherein the third and fourth bearing engage the spindle (34),

wherein the partition board (43) is tightly fitted on one end of the second transmission shaft (49) for isolating the first spring (51) and the second spring (46);

wherein one end of the spindle (34) is located in an inner hole of an overrunning clutch (21) of the clutch (1) and wherein one end of the spindle (34) is coupled to a second inner ring (66) of a ratchet wheel of the brake force transmission assembly (3), wherein one end of the second transmission shaft (49) is coupled to a first ratchet wheel (64) of the brake force transmission assembly, and wherein both the spindle (34) and the second transmission shaft (49) can rotate freely on their respective axis,

wherein the brake force transmission assembly (3) comprises a pressing plate (53), a bolt (54), a spring for resetting a pawl (56), a rope guiding sleeve (57), a flexible wire rope (58), a pawl (59), a lifting bar (60), a spring for resetting the lifting bar (61), a first unlocking shifting fork (65), a second unlocking shifting fork (62), a first ratchet wheel (64), a second outer ring of a ratchet wheel (63), a second inner ring of a ratchet wheel (66), a key pin (67), a rope buckle (68), a pin for fixing the lifting bar (69), a centering pin (70), a centering casing (71), a contact device (72), a gasket (75), a first washer (76), a second pivotal axis of a shifting fork (77), a first reset spring spindle of a shifting fork (78), a second reset spring of a shifting fork (79), a first reset spring of shifting fork (80), pivotal axis (82) of a shifting fork, and a second washer (83);

wherein the first ratchet wheel (64) is connected with one end of the second transmission shaft (49);

wherein the pawl (59) is located on one side of the first ratchet wheel (64), wherein the pressing plate (53), a bolt (54) and a pin (55) located on the first ratchet wheel (64) fix and center the spring for resetting a pawl (56),

wherein in the second ratchet wheel (160) is integral with the a second outer ring of a ratchet wheel (63) and wherein the inner ring of a second ratchet wheel (66) is coupled to an end of the spindle (34), wherein the key pin (67), the gasket (75), and a bolt (74) prevent the inner ring of a second ratchet wheel (66) from rotating and separating from an end of the spindle (34),

wherein an annular groove is formed on the outer ring (63) of the second ratchet wheel (160) for winding the flexible wire rope (58), wherein one end of the flexible wire rope (58) is attached to the outer ring (63) of the second ratchet wheel (160) by the rope buckle (68), wherein the flexible wire rope (58) winds on the ring and extends through the rope guiding sleeve (57), wherein the pawl (59) engages with a inner teeth of the outer ring (63) of the second ratchet wheel (160) when the pawl (59) is free of the lifting bar (60) so that the first ratchet wheel (64) will drive the second ratchet wheel (160) or be driven by the second ratchet wheel (160) to rotate, wherein the second ratchet wheel (160) and the first ratchet wheel (64) will rotate independently without interfering with each other when the pawl (59) is controlled by the lifting bar (60),

wherein the lifting bar (60) is located on a side of a bearing frame of the third cavity (168) in the assembly frame (131), wherein the spring for resetting the lifting bar (61) is located on the bearing frame of the third cavity (168) to ensure the accurate resetting of the lifting bar (60);

wherein the first unlocking shifting fork (65) is a rigid part comprising a pawl and a pressing claw located on a side of the first unlocking shifting fork and further comprising a connecting rod on a second, wherein the first unlocking shifting fork (65) is located in the third cavity (168) wherein a pin (81) is tightly fitted to the connecting rod of the first unlocking shifting fork (65),

wherein the second unlocking shifting fork (62) is a rigid part comprising a pawl and a pressing claw located on a side of the first unlocking shifting fork and further comprising a connecting rod on a second, wherein the first ratchet wheel (62) is located in the third cavity (168), wherein a the reset spring (80) of the first shifting fork and the reset spring (79) of the second shifting fork are located in the third cavity (168),

wherein the contact device (72) is located on the first ratchet wheel (64), wherein the contact device (72) is operatively associated with the second micro-switch (138) and the lifting bar (60),

wherein the solenoid valve assembly (4) comprises a locating block (84), a steel ball (85), a spring (86), a swinging arm (87), a pin (88), a connecting rod (5-7), a guide block (91), a first safety valve end cap (93), a first safety valve spacer (94), a first safety valve coil (95), a second safety shifting fork mechanism (96), a second safety shifting fork (97), a first safety valve core (98), a first safety shifting fork (99), a first safety shifting fork basic mechanism (100), a linkage shifting fork (106), a second safety valve core (107), a basic linkage shifting fork mechanism (109), a second unlocking coil (112), a lower end cap (113), a lower valve core (114), a second spacer (115), a second insulating flake (116), a first unlocking coil (117), a first insulating flake (118), an upper valve core (119), a valve body (120), an upper end cap (121), a first spacer (122), a second safety valve end cap (123), a second safety valve spacer (124), and a second safety valve coil (125),

wherein the solenoid valve assembly (44) is installed in the third cavity (168) of the frame (131), wherein the solenoid valve assembly is comprises a left solenoid valve, a right solenoid valve, an upper solenoid valve and a lower solenoid valve,

wherein the linkage shifting fork (106) is located on the basic linkage shifting fork (109), which is tightly fitted on the valve body (120);

wherein the first safety valve spacer (94) and the second safety valve spacer (124) position and support the first and second safety valve core (98, 107) respectively, so as to enable the first and second two valve cores to move axially;

wherein an end of the first safety valve spacer (94) and the second safety valve spacer (124) are installed on the valve body (120) and wherein another end of the first and second safety valve spacer fitted tightly to the first and second safety valve end cap (93, 123),

wherein the first and second safety valve coil (95, 125) are wound on the first and second safety valve spacer (94, 124) respectively;

,

wherein the locating block (84) comprise two round grooves for positioning the steel ball (85) and wherein the locating block (84) is riveted to the valve body (120), wherein the steel ball (85) is located in a round hole of the swinging arm (87) and is biased against the locating block (84) by the tension of the spring (86), wherein spring (86) is located the same hole of the swinging arm (87),

wherein the swinging arm (87) is located on the valve body (120), wherein the guide block (91) is located on the valve body (120), wherein the connecting rod (5-7) can slide smoothly in a groove of the guide block (91) either in the left direction or in the right direction, wherein the first safety shifting fork (99) is installed in a groove of the first safety shifting fork basic mechanism (100), wherein the first safety shifting fork basic mechanism (100) is tightly fitted to the first upper end cap (121),

wherein the second safety shirting fork (97) is installed in a groove of the second safety shifting fork basic mechanism (96), wherein the second safety shifting fork basic mechanism (96) is fitted tightly on the valve body (120).

wherein an end of the first spacer (122) is located on the valve body (120) and wherein, a second end of the first spacer (122) is located on the end cap (121) of the valve body, wherein the first unlocking coil (117) winds around the first spacer (122), wherein two ends of the first unlocking coil (117) are embedded with the first insulating flakes (184), wherein the upper valve core (119) is located in the first spacer (122),

wherein an end of the second spacer (115) is located on the valve body (120), wherein another end of the second spacer (115) is located on the lower end cap (113) of the valve body, wherein the second unlocking coil (112) winds on the second spacer (115), wherein two ends of the second unlocking coil (112) are embedded with the second insulating flake (116), and wherein the valve core (114) is located in the second spacer (115),

wherein the variable diameter assembly (6) comprises a basic support mechanism (144), a rivet (145), a bolt (7-3), a spindle (147), a spring (149), a casing for a spring (149), a dustproof cap (150), a clockwork spring (152), a liner (153), a flexible wire rope (154), a variable diameter wheel (155), a bumper pin (156),

wherein the variable diameter wheel (155) comprises two wheels having different diameters, wherein each wheel comprises grooves to facilitate the winding of wire ropes, wherein one wheel connects to and winds the flexible wire rope (58) extending from the brake force transmission assembly, and wherein the other wheel flexibly connects to a brake paddle of an automobile via flexible wire rope,

wherein the reset mechanism (7) comprises a pull rod (157), a micro speed shifting mechanism (158), and a micro-motor (159),

wherein the clutch (1) comprises a first teeth coil (9), a valve body (10), an end cap (11), a cover plate (12), a spring (13), a check ring (14), a spacer (15), a coil (16), a pole (17), a contact block (18), a bolt (19), a second teeth coil (20), an overrunning clutch (21), a steel ball (22), a support cover (23), a valve core (24), a basic device housing a spring (25), a wave wire (26), a stop pin (28), a rope guiding sleeve (29), a flexible wire rope (30), a wire-pressing plate (31), a pull spring (32), and a pin (33) for fit spring,

wherein the overrunning clutch (21) which provides a one-way locking force is embedded in the valve core (24), wherein an inner hole of the overrunning clutch (21) is connected to an end of the energy-storage assembly spindle (34).

3. The apparatus of claim 2, wherein said apparatus further comprises a signal control switch that that functions as a fail-safe mechanism capable of controlling the micro-motor (159) of the reset structure.

4. The apparatus of claim 2, wherein the outer circle of the ratchet wheel II (60) is integral with the inner circle of the ratchet wheel II (160).

5. The apparatus of claim 2, wherein at least one of said ratchet wheels is separable from the brake force transmission, and wherein said ratchet wheels comprises a groove.

6. The apparatus of claim 4, wherein at least one of said ratchet wheels is separable from the brake force transmission assembly and wherein said ratchet wheels comprises at least one groove.

7. The apparatus of claim 2, wherein the locations of the clutch, the solenoid valve assembly and the brake force transmission assembly are interchangeable.

8. The apparatus of claim 4, wherein the locations of the clutch, the solenoid valve assembly and the brake force transmission assembly are interchangeable.

9. The apparatus of claim 2, further comprising an auto-control assembly capable of simultaneously braking and flaming-out an engine of said automobile and wherein said auto-control assembly is capable of re-igniting said engine shortly after auto-decelerating, auto-braking or auto-emergency braking.

10. The apparatus of claim 2, wherein an auto-control assembly releases the second ratchet wheel (160) and the first ratchet wheel (64) to lock a wheel of said automobile and induce braking, such that the automobile cannot move regardless if an engine of said automobile is ignited.

11. The apparatus of claim 3, wherein at least one of said ratchet wheels is separable from the brake force transmission assembly, and wherein said ratchet wheel comprises at least one groove.

12. The apparatus of claim 3, wherein the location of the clutch, the solenoid valve assembly and the brake force transmission assembly are interchangeable.

13. The apparatus of claim 3, further comprising an auto-control assembly capable of simultaneously braking and flaming-out an engine of said automobile and wherein said auto-control assembly is capable of re-igniting said engine shortly after auto-decelerating, auto-braking or auto-emergency braking.

14. The apparatus of claim 3, wherein an auto-control assembly releases the second ratchet wheel (160) and the first ratchet wheel (64) to lock a wheel of said automobile and induce braking, such that the automobile cannot move regardless if an engine of said automobile is ignited.

15. The apparatus of claim 4, wherein an auto-control assembly releases the second ratchet wheel (160) and the first ratchet wheel (64) to lock a wheel of said automobile and induce braking, such that the automobile cannot move regardless if an engine of said automobile is ignited.

16. The anticollision apparatus of claim 1, wherein said energy-storage assembly comprises a spring for providing a braking force, wherein said brake force transmission assembly comprises a ratchet wheel and wherein said spring is operatively associated with said ratchet wheel via a spindle.

17. An anticollision apparatus comprising:

a clutch (1),

an energy-storage assembly (2) capable of releasing a braking force sufficient to stop a vehicle;

a brake force transmission assembly (3) operatively associated with and capable of transferring a braking force to said energy-storage assembly (2);

a solenoid valve assembly (4) operatively associated with and capable of transferring a braking force to said brake force transmission assembly (3);

a variable diameter wheel assembly (6) capable of magnifying a braking force and operatively associated with said solenoid valve assembly (4); and

a reset mechanism (7) structure operatively associated with and capable of resetting the energy-storage assembly (2);

a clutch (1) operatively associated with and capable of transferring torque from said reset mechanism (7) to said energy-storage assembly (2); and

a housing (5).

18. An anticollision apparatus comprising:

an energy-storage assembly (2) comprising a spring capable of releasing a braking force sufficient to stop a vehicle;

a brake force transmission assembly (3) comprising a first and a second ratchet wheel operatively associated with and capable of transferring a braking force to said energy-storage assembly;

a solenoid valve assembly (4) comprising a wire rope operatively associated with and capable of transferring a braking force to said brake force transmission assembly;

a variable diameter wheel mechanism (6) comprising a first and second wheel capable of magnifying a braking force, wherein said first wheel is operatively associated with said solenoid valve assembly and a second wheel is operatively associated with a brake pedal;

a reset mechanism (7) comprising a motor and a pull rod operatively associated with and capable of resetting the energy-storage assembly;

a clutch (1) comprising a first coil, a second coil and a contact block for transferring torque from a reset mechanism to an energy-storage assembly; and

a housing (5) comprising three compartments.

19. The anticollision apparatus of claim 18, wherein said brake force transmission assembly further comprises a ratchet wheel release mechanism comprising a pawl and a lifting bar.

20. The anticollision apparatus of claim 18, wherein said wheels of said variable diameter wheel mechanism comprise a plurality of grooves that facilitate winding of a flexible wire rope and wherein a first wheel has a larger diameter than said second wheel.