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CN-117905976-B - Liquid connector with leakage monitoring and collecting functions

CN117905976BCN 117905976 BCN117905976 BCN 117905976BCN-117905976-B

Abstract

The invention provides a liquid connector with leakage monitoring and collecting functions, which comprises a socket and a plug which are arranged in pairs, wherein the socket comprises a socket outer shell, a valve core and a socket valve rod, the plug comprises a plug outer shell with a through cavity, a plug inner shell with a through cavity and coaxially arranged in the plug outer shell, and a plug valve rod and a sensor component, in the working state, the plug is inserted into the socket so as to enable a valve head A to be in butt joint with a valve head B, and one end of the plug inner shell extends into the socket outer shell to be in butt joint with the valve core and push the valve core to be in a state of being separated from the valve head A, so that the valve core and the plug inner shell are conducted to form a flow channel cavity together. The invention has high integration level, convenient disassembly and high recycling rate, and can be used as a goods shelf product to be applied to various occasions.

Inventors

  • YUAN WEIQI
  • YUAN HONG
  • YE RUI
  • GUAN HONGSHAN
  • YU KUNPENG
  • DONG YAJIE
  • QIAN PENG
  • WANG HENGYUAN
  • QIAN LEI
  • CHEN HONGFEI

Assignees

  • 中国电子科技集团公司第三十八研究所

Dates

Publication Date
20260505
Application Date
20240226

Claims (17)

  1. 1. The liquid connector with the leakage monitoring and collecting functions is characterized by comprising a socket and a plug which are arranged in pairs, wherein: The socket comprises a socket shell (1), a valve core (2), a socket valve rod (3) and an elastic piece A (4), wherein the socket shell (1) is provided with a through cavity, one end of the through cavity is a mounting end, the inner side of the port at the other end is provided with a limit shoulder A, the valve core (2) is axially movably arranged in the socket shell (1) and is supported by the elastic piece A (4) to lean against the limit shoulder A, a sealing structure (5) is arranged between the outer peripheral wall of the valve core (2) and the inner peripheral wall of the socket shell (1), the valve core (2) is provided with a through center hole, the socket valve rod (3) is vertically arranged in the socket shell (1), the top of the socket valve rod (3) is provided with a valve head A (301), and the valve head A (301) is positioned in the center hole of the valve core (2) and is plugged; The plug comprises a plug outer shell (6) with a through cavity, a plug inner shell (7) with a through cavity and coaxially arranged in the plug outer shell (6), a plug valve rod (8) and an elastic piece B (11), wherein the plug inner shell (7) is fixedly connected with the plug outer shell (6), one end of the plug inner shell (7) is positioned inside the plug outer shell (6) and is spaced from a port of the plug outer shell (6), the plug valve rod (8) is vertically arranged inside the plug inner shell (7) and is supported by the elastic piece B (11) so as to enable the plug inner shell to axially move, the plug valve rod (8) is provided with a valve head B (801), the valve head B (801) is positioned at the port of the plug inner shell (7) and is blocked for the port, the sensor assembly (9) comprises a first conductive wire (901) and a second conductive wire (902) which are vertically arranged between the plug inner shell (7) and the plug outer shell (6), one side of the first conductive wire (901) and one end of the second conductive wire (902) are positioned at one side of the second conductive wire (902), and one end of the first conductive wire (901) and one end of the second conductive wire (902) are axially movable, and the valve head B (8) is positioned at the port of the plug outer shell (6) so as to form the outer end of the plug; Under the operating condition, the plug is inserted with the socket so as to enable the valve head A (301) to be in butt joint with the valve head B (801), one end of the plug inner shell (7) stretches into the socket outer shell (1) to be in butt joint with the valve core (2) and push the valve core (2) to be in a state of being separated from the valve head A (301), and the valve core (2) and the plug inner shell (7) are conducted to form a flow channel cavity (a) together.
  2. 2. The liquid connector with the leakage monitoring and collecting function according to claim 1, wherein the sensor assembly (9) further comprises an insulating cylinder (903) made of an insulating material, the insulating cylinder (903) is coaxially arranged between the plug inner housing (7) and the plug outer housing (6), a space is provided between the insulating cylinder (903) and the plug inner housing (7) to form a monitoring cavity (b), and the first conductive wire (901) and the second conductive wire (902) are fixed on the inner wall of the insulating cylinder (903), respectively.
  3. 3. The liquid connector with the leakage monitoring and collecting function according to claim 2, wherein the plug inner shell (7) is fixedly connected with the plug outer shell (6) through a connecting piece (10), the connecting piece (10) is located between the plug inner shell (7) and the plug outer shell (6), one end of the insulating cylinder (903) is provided with an axially extending bayonet, the bayonet is clamped on the connecting piece (10), and a baffle ring (12) for blocking the insulating cylinder (903) from axially moving is arranged above the other end of the insulating cylinder (903).
  4. 4. The liquid connector with the leakage monitoring and collecting function according to claim 2, wherein the first conductive wire (901) and the second conductive wire (902) respectively comprise a plurality of vertically arranged conductive wires and a connecting wire for sequentially connecting the conductive wires in series, one end of the connecting wire is positioned outside the plug outer shell (6) to form a connecting end, the conductive wires in the first conductive wire (901) and the conductive wires in the second conductive wire (902) are alternately arranged along the periphery of the plug inner shell (7), and the ends of the conductive wires in the first conductive wire (901) and the conductive wires in the second conductive wire (902) have a height difference.
  5. 5. The liquid connector with the leakage monitoring and collecting function according to claim 4, wherein a plurality of mounting grooves which extend vertically and are arranged along the circumferential gap are formed in the inner peripheral wall of the insulating cylinder (903), and each conductive wire in the first conductive wire (901) and each conductive wire in the second conductive wire (902) are alternately arranged in sequence in each mounting groove.
  6. 6. The liquid connector with the leakage monitoring and collecting function according to claim 4, wherein the side wall of the plug housing (6) is provided with a threading hole, and the connecting wires in the first conductive wire (901) and the second conductive wire (902) are led out from the threading hole and are provided with an insulating seal at the threading hole.
  7. 7. The liquid connector with the leakage monitoring and collecting function according to claim 4, wherein the connecting wire of the first conductive wire (901) and the second conductive wire (902) has a glass sintered body (19) inside the threading hole to form an insulating seal.
  8. 8. The liquid connector with the liquid leakage monitoring and collecting function according to claim 1, wherein a valve rod sealing ring (18) fixed on the valve head A (301) is arranged at the joint of the valve head A (301) and the central hole, and the sealing structure (5) is arranged at the joint of the valve core (2) and the limiting shoulder A.
  9. 9. The liquid connector with the liquid leakage monitoring and collecting function according to claim 1, wherein a limiting shoulder B is arranged on the inner side of a port of the plug inner shell (7) positioned at the inner end of the plug outer shell (6), a limiting boss is arranged on the periphery of the valve head B (801), and the limiting boss abuts against the limiting shoulder B.
  10. 10. The liquid connector with the leakage monitoring and collecting function according to claim 9, wherein a valve rod sealing ring B (20) fixed with the limiting boss is arranged at the contact position of the limiting boss and the limiting shoulder B.
  11. 11. The liquid connector with the leakage monitoring and collecting function according to claim 1, wherein a lower sealing ring A (13) is arranged on the end face of the installation end of the socket outer shell (1), an inner sealing ring (17) is further arranged on the inner side of the port of the other end of the socket outer shell (1), and in the plugging state, the inner sealing ring (17) is used for holding the outer wall of the plug inner shell (7).
  12. 12. The liquid connector with the leakage monitoring and collecting function according to claim 1, wherein a lower sealing ring B (15) is arranged on the end face of one end of the plug outer shell (6), a sealing gasket (14) is arranged on the end face of the other end of the plug outer shell (6), and a lower sealing ring C (16) is arranged on the end face of the same side of the plug inner shell (7) as the end where the lower sealing ring B is arranged.
  13. 13. The liquid connector with the leakage monitoring and collecting function according to claim 12, wherein in the plugged state, an inner ring surface of the sealing gasket (14) is attached to and forms a seal with an outer peripheral wall of the socket housing (1).
  14. 14. The liquid connector with the leakage monitoring and collecting function according to claim 1, wherein the inner wall of the socket housing (1) is provided with a ring groove and a limiting ring A (21) installed in the ring groove, and the socket valve rod (3) is fixed on the limiting ring A (21).
  15. 15. The liquid connector with the leakage monitoring and collecting function according to claim 14, wherein the elastic member a (4) is a cylindrical spring and is sleeved on the socket valve rod (3), one end of the elastic member a is abutted against the valve core (2), and the other end of the elastic member a is abutted against the bottom of the socket valve rod (3).
  16. 16. The liquid connector with the liquid leakage monitoring and collecting function according to claim 1, wherein a supporting seat (22) is arranged in the plug inner shell (7), the supporting seat (22) comprises a base and a convex column vertically arranged on the base, the convex column is provided with a central cavity, the periphery of the base, which is positioned on the convex column, is provided with a liquid passing hole, the lower part of the plug valve rod (8) is inserted into the central cavity of the convex column, the elastic piece B (11) is cylindrical and elastic, is sleeved on the plug valve rod (8), one end of the elastic piece B is abutted against the lower end of the valve head B (801), and the other end of the elastic piece B is abutted against the base.
  17. 17. The liquid connector with the leakage monitoring and collecting function according to claim 16, wherein the inner wall of the plug inner housing (7) is provided with a ring groove and a limiting ring B (23) installed in the ring groove, and the supporting seat (22) is located on the limiting ring B (23) to be supported by the limiting ring B (23).

Description

Liquid connector with leakage monitoring and collecting functions Technical Field The invention relates to the technical field of electronic equipment heat dissipation equipment, in particular to a liquid connector with leakage monitoring and collecting functions. Background The fluid connector is a goods shelf product and is connected with structural members such as a liquid cooling plate in a flange or thread mode, so that the fluid connector is convenient to install and detachable, and meanwhile, the risk of liquid leakage is remained, no matter the fluid connector is connected with the flange or the thread mode, a sealing ring and a sealing gasket are adopted as sealing measures, the sealing effect and the reliability are inferior to those of welding and the like, and the leakage is possibly caused by the damage of the sealing ring (gasket) or the processing defect of the structural members. Secondly, leakage of cooling liquid can also occur when the fluid connector is plugged and unplugged, and the cooling liquid flows to the electronic equipment, so that short circuit of the circuit and equipment burnout can be caused, and the performance of the whole machine is affected. The prior art has made a lot of work on the monitoring and protection of the leakage of the connector, a liquid connector with a current-guiding body is proposed by the 'liquid connector capable of being monitored', the leaked liquid is led to a collector through the capillary principle and is monitored and warned in real time, but the device can not monitor the leakage of the mounting interface of the connector, a device for collecting and monitoring the leakage of the blind-insert type fluid connector is proposed by the 'device for collecting and monitoring the leakage of the connector', the structure of the device is similar to that of a fluid distributor, the size is large, the design is required aiming at the specific structure, and the reusability is low. Disclosure of Invention In order to solve the technical problems in the background art, the invention provides a liquid connector with the functions of monitoring and collecting leakage. The invention provides a liquid connector with leakage monitoring and collecting functions, which comprises a socket and a plug, wherein the socket and the plug are arranged in pairs; The socket comprises a socket shell, a valve core and a socket valve rod, wherein the socket shell is provided with a through cavity, one end of the socket shell is a mounting end, and the inner side of a port at the other end is provided with a limit shoulder A; The plug comprises a plug outer shell with a through cavity, a plug inner shell with a through cavity and coaxially arranged in the plug outer shell, and a plug valve rod and sensor assembly; the sensor assembly comprises a first conductive wire and a second conductive wire, wherein the first conductive wire is vertically arranged between the plug inner shell and the plug outer shell, the first conductive wire is positioned at one side of the second conductive wire, the ends of the first conductive wire and the second conductive wire have a height difference, and one ends of the first conductive wire and the second conductive wire are positioned outside the plug outer shell to form a power connection end; Under the operating condition, the plug is inserted with the socket so as to enable the valve head A to be in butt joint with the valve head B, one end of the plug inner shell stretches into the socket outer shell to be in butt joint with the valve core and push the valve core to be in a state of being separated from the valve head A, and the valve core and the plug inner shell are conducted to form a flow channel cavity together. Preferably, the sensor assembly further comprises an insulating cylinder made of an insulating material, the insulating cylinder being coaxially arranged between the plug inner housing and the plug outer housing with a spacing therebetween to form the monitoring cavity, the first conductive wire and the second conductive wire being both arranged on an inner wall of the insulating cylinder. Preferably, the plug inner shell is fixedly connected with the plug outer shell through a connecting piece, the connecting piece is positioned between the plug inner shell and the plug outer shell, one end of the insulating cylinder is provided with an axially extending bayonet, the bayonet is clamped on the connecting piece, and a baffle ring for blocking axial movement is arranged above the other end of the insulating cylinder. Preferably, the first conductive wire and the second conductive wire respectively comprise a plurality of conductive wires which are vertically arranged and a grounding wire which connects the conductive wires in series, one end of the grounding wire is positioned outside the plug outer shell to form a grounding end, the conductive wires in the first conductive wire and the conductive wires in the second conductive