Water outlet valve body structure of booster pump

Water outlet valve body structure of booster pump

  • CN 201,916,182 U
  • Filed: 10/19/2010
  • Issued: 08/03/2011
  • Est. Priority Date: 10/19/2010
  • Status: Active Grant
First Claim
Patent Images

1. suction booster outlet valve body structure, be used for high pressure water gun, comprise the pump housing that is provided with water outlet, in the pump housing, be provided with post rod mechanism, relief valve, pressure retaining valve, moving triggering sensitive switch circuit by push rod disconnects or connection, in the moment that high pressure water gun cuts out, pump housing runner is divided into zone of high pressure runner and low pressure area runner, it is characterized in that:

  • described pressure retaining valve, relief valve and post rod mechanism are located at respectively on the runner of pump housing inner chamber different direction, relief valve, pressure retaining valve and post rod mechanism are by the mutual UNICOM of runner of pump housing inner chamber, with the direction near pump housing inner chamber middle part inwardly serves as, otherwise is outside;

    Described relief valve comprises spool, the seat of honour, adjusting nut, spring and steel ball, the seat of honour is fixed in the runner of pump housing inner chamber, the seat of honour is provided with side through hole and inwardly is provided with aperture with pump housing inner chamber UNICOM, seat of honour inner chamber and intake pipe UNICOM, spool is located in the seat of honour movably, described spool is made of columnar head and stock, stock stretches out the pump housing, on the section of stretching out of stock, be provided with screw thread, look nut is rotated with on the screw thread of stock, and spring housing is located on the stock, and an end is inwardly replaced the pump housing, the other end is outwards replaced look nut, steel ball is located at the inboard in aperture, is provided with side through hole on the seat of honour in the columnar head outside, by side through hole and each zone of high pressure runner UNICOM, overcome acting force of the spring under the pressure difference in spool outside in columnar head and inwardly promote steel ball, make pump housing inner chamber and intake pipe UNICOM from the aperture disengaging;

    Described pressure retaining valve comprises pressurize cap, base and spring, the pump housing is being provided with formation aperture, pressure retaining valve place, the pressurize cap is located in the pump housing movably, under the pressure difference in the interior outside, move inward with the aperture of the pump housing and replace, be arranged with seal ring on the pressurize cap, base is fixed in another runner of pump housing inner chamber, spring is arranged between pressurize cap and the base, one end of spring is outwards replaced base, the other end is inwardly replaced the pressurize cap, pressure retaining valve is provided with a side opening, and side opening is through the relief valve seat of honour inner chamber UNICOM in a zone of high pressure runner and the relief valve spool columnar head outside;

    Described post rod mechanism comprises push rod, tip-lever support and spring, push rod is located in the tip-lever support movably, constitute by columnar head and stock, stock stretches out the pump housing, tip-lever support is fixed in the runner again of pump housing inner chamber, tip-lever support is provided with side through hole, the tip-lever support inner chamber in the push rod columnar head outside by side through hole outside another zone of high pressure runner and relief valve spool columnar head relief valve seat of honour inner chamber or with the inner chamber UNICOM of pressure retaining valve base;

    The inboard of tip-lever support is provided with the end through hole, by end through hole UNICOM pump housing inner chamber low pressure area runner, move inward under the pressure difference in push rod outside in columnar head, spring is located between tip-lever support and the push rod columnar head, one end of spring is inwardly replaced tip-lever support, and the other end is outwards replaced columnar head.

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