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CN-224214914-U - Quick-connect male connector of hydraulic quick-connect connector system

CN224214914UCN 224214914 UCN224214914 UCN 224214914UCN-224214914-U

Abstract

The utility model discloses a quick plug connector of a hydraulic quick plug connector system, relates to the technical field of hydraulic connectors, and solves the problems that the quick plug connector in the prior art only has a single oil way and does not support hot plug. The quick male connector of the hydraulic quick connector system comprises a male connector shell, an oil passing valve core, a high-pressure valve core, an oil distributing guide sleeve and an oil sealing ring, wherein the male connector shell is sleeved on the oil distributing guide sleeve, the oil sealing ring is connected between the male connector shell and the oil distributing guide sleeve in a sliding and sealing mode, a cavity between the male connector shell and the oil distributing guide sleeve and the oil sealing ring form one oil sealing channel, one end of the oil passing valve core is fixed in the oil distributing guide sleeve, the high-pressure valve core is located in the oil distributing guide sleeve and can move in the direction of the oil passing valve core, and an oil passing through hole in the oil passing valve core, an inner cavity of the oil distributing guide sleeve and the high-pressure valve core form the other oil sealing channel.

Inventors

  • WANG LIANGJING
  • WU ZHENYUAN
  • ZHANG WENJUN
  • GAO HAILONG
  • WANG YOU
  • ZHANG WENKAI
  • CHEN TAO
  • SHI SIYU
  • GUO CHAO
  • WANG YINGKAI
  • GAO BINGWEN
  • CHEN DADONG

Assignees

  • 四川腾菲克科技有限公司
  • 定西市消防救援支队

Dates

Publication Date
20260508
Application Date
20250610

Claims (10)

  1. 1. The quick-connect male connector of the hydraulic quick-connect connector system is characterized in that the quick-connect male connector (2) comprises a male connector shell (21), an oil-passing valve core (22), a high-pressure valve core (23), an oil-separating guide sleeve (24) and an oil-sealing ring (25); The male connector housing (21) is sleeved on the oil distributing guide sleeve (24), the oil sealing ring (25) is connected between the male connector housing (21) and the oil distributing guide sleeve (24) in a sliding sealing manner, a cavity is formed between the male connector housing (21) and the oil distributing guide sleeve (24), and the oil sealing ring (25) forms one oil sealing channel (34); One end of the oil passing valve core (22) is fixed in the oil distributing guide sleeve (24), the high-pressure valve core (23) is positioned in the oil distributing guide sleeve (24) and can move towards the direction of the oil passing valve core (22), and the oil passing through hole (221) in the oil passing valve core (22), the inner cavity of the oil distributing guide sleeve (24) and the high-pressure valve core (23) form another oil sealing channel (34).
  2. 2. The quick connector of a hydraulic quick connector system according to claim 1, characterized in that the quick connector (2) further comprises a third spring; A spring jacking step (222) is arranged in an oil passing through hole (221) of the oil passing valve core (22), a jacking groove (231) is formed in one side, facing the oil passing valve core (22), of the high-pressure valve core (23), one end of a third spring is jacked on the spring jacking step (222), and the other end of the third spring is jacked in the jacking groove (231).
  3. 3. The quick connector of a hydraulic quick connector system according to claim 1, characterized in that the quick connector (2) further comprises a fourth spring; The fourth spring is sleeved on the oil distributing guide sleeve (24), one end of the fourth spring is propped against the oil sealing ring (25), and the other end of the fourth spring is propped against the male connector shell (21).
  4. 4. The quick-connect male connector of the hydraulic quick-connect connector system according to claim 1, wherein the inner periphery of one end of the oil-separating guide sleeve (24) far away from the oil-passing valve core (22) is provided with a guide sleeve inner conical surface (241); One end of the high-pressure valve core (23) facing the oil passing valve core (22) is provided with a horn-shaped structure (232) which is matched with the inner conical surface (241) of the guide sleeve, and the high-pressure valve core (23) is also provided with a plurality of valve core oil inlets (233) which are positioned on the horn-shaped structure (232).
  5. 5. The quick-connect male connector of the hydraulic quick-connect connector system according to claim 1, wherein a seal ring installation ring groove (242) is arranged at the periphery of one end of the oil distributing guide sleeve (24) far away from the oil passing valve core (22); the quick-connect male connector (2) further comprises an oil blocking sealing ring (26) arranged in the sealing ring mounting ring groove (242), and an annular oil passing cone inclined plane (261) is arranged on the oil blocking sealing ring (26).
  6. 6. The quick-connect male connector of the hydraulic quick-connect connector system according to claim 1, wherein the inner peripheral wall of the male connector housing (21) is provided with a mounting ring boss (213), and the mounting ring boss (213) is provided with a plurality of male connector oil return ports (212); The cavity between the male connector shell (21) and the oil distributing guide sleeve (24) and the oil sealing channel (34) formed by the oil sealing ring (25) also comprise a male connector oil return port (212).
  7. 7. The quick-connect male connector of a hydraulic quick-connect connector system of claim 6, wherein a locking ring protrusion (223) is provided on the outer peripheral wall of the oil-passing valve core (22); The mounting ring boss (213) of the male connector housing (21) is locked between the oil distributing guide sleeve (24) and the locking ring boss (223).
  8. 8. The quick-connect male connector of the hydraulic quick-connect connector system according to claim 7, wherein one end of the oil-passing valve core (22) is provided with external threads, the oil-distributing guide sleeve (24) is internally provided with internal threads matched with the external threads, and the oil-passing valve core (22) is in threaded connection with the oil-distributing guide sleeve (24); The mounting ring boss (213) is locked between the oil passing valve core (22) and the locking ring boss (223) through the oil passing valve core (22) and the oil distributing guide sleeve (24) which are connected through threads.
  9. 9. The quick-connect male connector of a hydraulic quick-connect connector system according to claim 1, characterized in that the peripheral wall of the male connector housing (21) is provided with a snap-in-place protrusion (214).
  10. 10. The quick-connect male connector of the hydraulic quick-connect connector system according to claim 1, wherein sealing rings are arranged between the oil-separating guide sleeve (24) and the high-pressure valve core (23) and the oil-passing valve core (22).

Description

Quick-connect male connector of hydraulic quick-connect connector system Technical Field The utility model relates to the technical field of tunnel construction equipment, in particular to a quick male connector of a hydraulic quick connector system. Background The double-acting hydraulic equipment on the market at present adopts a double-pipe double-joint loop forming design, which is inconvenient for the actual use and connection on site. Because the inside of the quick connector cannot form a loop, two hydraulic pipelines and two quick connectors must be equipped for use when the quick connector is used. When stopping working, if need plug quick connector, need make hydraulic power unit stop working earlier or have no pressure in the hydraulic pipe, just can pull out two quick connectors that two hydraulic lines correspond, and if pull out the quick connector when the hydraulic power unit is operated by force, can lead to the inside area pressure of quick connector, cause the circumstances of follow-up unable installation quick connector, and after taking off the quick connector, oil leak, oil seepage phenomenon can appear in the quick connector, therefore, the double-joint that current double-acting hydraulic equipment used, not only need plug twice, do not support hot plug moreover, it is comparatively troublesome to use, its quick connector still is difficult for cleaning simultaneously, need improve or redesign. Based on the above background, the inventors devised a quick-connect male connector of a hydraulic quick-connect connector system, solving at least one of the above problems, and thus, the present application was made. Disclosure of Invention The application aims to provide a quick plug connector of a hydraulic quick plug connector system, which solves the problems that the quick plug connector in the prior art only has a single oil way and does not support hot plug. In order to solve the technical problems, the utility model adopts the following scheme: The application provides a quick male connector of a hydraulic quick connector system, which comprises a male connector shell, an oil passing valve core, a high-pressure valve core, an oil distributing guide sleeve and an oil sealing ring, wherein the oil distributing guide sleeve is arranged on the outer side of the male connector shell; the male connector shell is sleeved on the oil distributing guide sleeve, the oil sealing ring is in sliding sealing connection between the male connector shell and the oil distributing guide sleeve, and a cavity between the male connector shell and the oil distributing guide sleeve and the oil sealing ring form one oil sealing channel; One end of the oil passing valve core is fixed in the oil distributing guide sleeve, the high-pressure valve core is positioned in the oil distributing guide sleeve and can move towards the direction of the oil passing valve core, and the oil passing through hole in the oil passing valve core, the inner cavity of the oil distributing guide sleeve and the high-pressure valve core form another oil sealing channel. Optionally, the quick-connect male connector further comprises a third spring; a spring jacking step is arranged in the oil passing through hole of the oil passing valve core, a jacking groove is formed in one side of the high-pressure valve core, facing the oil passing valve core, of the third spring, one end of the third spring is jacked on the spring jacking step, and the other end of the third spring is jacked in the jacking groove; optionally, the quick-connect male connector further comprises a fourth spring; The fourth spring is sleeved on the oil distributing guide sleeve, one end of the fourth spring is propped against the oil sealing ring, and the other end of the fourth spring is propped against the male connector shell. Optionally, the inner periphery of one end of the oil distributing guide sleeve far away from the oil passing valve core is provided with a guide sleeve inner conical surface; The high-pressure valve core is provided with a horn-shaped structure which is matched with the inner conical surface of the guide sleeve towards one end of the oil passing valve core, and a plurality of valve core oil inlets which are arranged on the horn-shaped structure are also arranged on the high-pressure valve core. Optionally, a sealing ring mounting ring groove is arranged at the periphery of one end, far away from the oil passing valve core, of the oil distributing guide sleeve; the quick-connect male connector further comprises an oil blocking sealing ring arranged in the sealing ring mounting ring groove, and an annular oil passing cone inclined plane is arranged on the oil blocking sealing ring. Optionally, a mounting ring boss is arranged on the inner peripheral wall of the male connector shell, and a plurality of male connector oil return openings are arranged on the mounting ring boss; The cavity between the male connector shell and the oil distributin