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CN-224231199-U - Hemodialysis ware gas tightness detection device based on aerify pressurize

CN224231199UCN 224231199 UCN224231199 UCN 224231199UCN-224231199-U

Abstract

The utility model discloses an inflation pressure maintaining based air tightness detection device for a hemodialysis machine, and relates to the technical field of air tightness detection devices. The utility model comprises an air tightness detector, wherein a unidirectional circulation mechanism and a quick mounting mechanism are arranged on the air tightness detector, a hemodialysis device is arranged on the right side of the air tightness detector, the right side of the hemodialysis device is in a sealing state, the unidirectional circulation mechanism comprises a unidirectional circulation component I and a unidirectional circulation component II, the unidirectional circulation component I comprises an air inlet pipe communicated with the right side of the air tightness detector, a connecting pipe is communicated with the left side of the hemodialysis device, and the right side of the air inlet pipe extends into the connecting pipe. By arranging the unidirectional circulation mechanism, the utility model solves the problems that when the inflation pressure is high, the gas reflux phenomenon possibly occurs, the quantity of the gas actually filled into the dialyzer is unstable, the accurate establishment of the pressure is affected, and the accuracy of the detection result is greatly reduced.

Inventors

  • HE CHUNRONG
  • LI YAO

Assignees

  • 爱立生生命科学有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (7)

  1. 1. The utility model provides a hemodialysis ware gas tightness detection device based on aerify pressurize, includes gas tightness detector (1), be provided with one-way circulation mechanism (2) and quick installation mechanism (3) on gas tightness detector (1), its characterized in that; The right side of gas tightness detector (1) is provided with hemodialysis ware (101), the right side of hemodialysis ware (101) is sealing state, unidirectional flow mechanism (2) are including unidirectional flow subassembly one (21) and unidirectional flow subassembly two (22), unidirectional flow subassembly one (21) are including the intercommunication setting at intake pipe (211) on gas tightness detector (1) right side, the left side intercommunication of hemodialysis ware (101) is provided with connecting pipe (212), the right side of intake pipe (211) extends to in connecting pipe (212), the cover is equipped with sealing gasket (102) on the outer wall of intake pipe (211), the right side of sealing gasket (102) is contacted with connecting pipe (212), fixedly connected with cross support frame (213) on the inner wall of intake pipe (211).
  2. 2. The inflation pressure maintaining based hemodialyzer air tightness detection device according to claim 1, wherein an adaptation circular ring (214) is fixedly connected to the inner wall of the air inlet pipe (211), and a piston (215) is slidingly connected to the inner wall of the adaptation circular ring (214).
  3. 3. The device for detecting the tightness of the hemodialysis machine based on the inflation and pressure maintaining according to claim 2, wherein the second unidirectional flow assembly (22) comprises a telescopic rod (221) fixedly connected to the left side of the cross support frame (213), the left side of the telescopic rod (221) is fixedly connected with the piston (215), a first spring (222) is sleeved on the outer wall of the telescopic rod (221), the left side of the first spring (222) is fixedly connected with the piston (215), and the right side of the first spring (222) is fixedly connected with the cross support frame (213).
  4. 4. The device for detecting the tightness of the hemodialysis machine based on the inflation and pressure maintaining according to claim 3, wherein the quick installation mechanism (3) comprises a quick installation component I (31) and a quick installation component II (32), the quick installation component I (31) comprises two semicircular fixing rings (311) sleeved on the outer walls of the air inlet pipe (211) and the connecting pipe (212), the rear sides of the two semicircular fixing rings (311) are hinged, and a sleeve (312) is fixedly connected to the front side of the semicircular fixing ring (311) above.
  5. 5. The inflation and pressure maintaining-based hemodialyzer air tightness detection device according to claim 4, wherein a circular sliding block (313) is slidingly connected to the inner wall of the sleeve (312), a limit rod (314) is fixedly connected to the rear side of the circular sliding block (313), the rear side of the limit rod (314) slidingly extends out of the sleeve (312), and the rear side of the limit rod (314) slidingly penetrates through the joint of the two semicircular fixing rings (311).
  6. 6. The device for detecting the tightness of the hemodialysis machine based on inflation and pressure maintaining according to claim 5, wherein the second quick mounting assembly (32) comprises a pull rod (321) fixedly connected with the front side of the circular slider (313), the front side of the pull rod (321) slides and extends out of the sleeve (312), a second spring (322) is sleeved on the outer wall of the pull rod (321), the rear side of the second spring (322) is fixedly connected with the circular slider (313), and the front side of the second spring (322) is fixedly connected with the sleeve (312).
  7. 7. The inflation and pressure maintaining-based hemodialyzer air tightness detection device according to claim 6, wherein a handle (323) is fixedly connected to the front extension part of the pull rod (321), and two gaskets (324) are fixedly connected to the rear side of the handle (323).

Description

Hemodialysis ware gas tightness detection device based on aerify pressurize Technical Field The utility model belongs to the technical field of air tightness detection devices, and particularly relates to an air tightness detection device of a hemodialysis device based on inflation pressure maintaining. Background Hemodialysis is an important kidney replacement treatment method, and is widely applied to treatment of diseases such as renal failure, and as a core component in the hemodialysis process, the performance of a hemodialysis device is directly related to the treatment effect and the safety of a patient, and the hemodialysis device must have good air tightness so as to prevent blood leakage and external pollutants from entering blood and cause serious medical accidents, so that the air tightness detection device of the hemodialysis device based on inflation pressure maintaining is required to detect the air tightness of the hemodialysis device. However, in the use process of the conventional inflation pressure maintaining-based hemodialyzer air tightness detection device, when the inflation pressure is high, a gas reflux phenomenon may occur, so that the gas quantity actually filled into the dialyzer is unstable, the accurate establishment of the pressure is affected, and the accuracy of a detection result is greatly reduced. Disclosure of utility model The utility model aims to provide an air tightness detection device of a hemodialysis device based on inflation pressure maintaining, which solves the problems that when the inflation pressure is high, the air reflux phenomenon possibly occurs, the amount of air actually filled into the hemodialysis device is unstable, the accurate establishment of the pressure is affected, and the accuracy of a detection result is greatly reduced by arranging a one-way circulation mechanism. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to an inflation pressure maintaining based hemodialyzer air tightness detection device which comprises an air tightness detector, wherein the air tightness detector is provided with a unidirectional circulation mechanism and a quick installation mechanism; the right side of gas tightness detector is provided with the hemodialysis ware, the right side of hemodialysis ware is sealing state, one-way circulation mechanism includes one-way circulation subassembly and one-way circulation subassembly two, one-way circulation subassembly is including the intercommunication setting at the intake pipe on gas tightness detector right side, the left side intercommunication of hemodialysis ware is provided with the connecting pipe, the right side of intake pipe extends to in the connecting pipe, the cover is equipped with sealing gasket on the outer wall of intake pipe, sealing gasket's right side contacts with the connecting pipe, fixedly connected with cross support frame on the inner wall of intake pipe. Further, an adaptation circular ring is fixedly connected to the inner wall of the air inlet pipe, and a piston is connected to the inner wall of the adaptation circular ring in a sliding mode. Further, the unidirectional flow subassembly II includes fixed connection at the left telescopic link of cross support frame, the left side and the piston fixed connection of telescopic link, the cover is equipped with spring one on the outer wall of telescopic link, the left side and the piston fixed connection of spring one, the right side and the cross support frame fixed connection of spring one. Further, the quick installation mechanism comprises a quick installation component I and a quick installation component II, the quick installation component I comprises two semicircular fixing rings sleeved on the outer walls of the air inlet pipe and the connecting pipe, the rear sides of the two semicircular fixing rings are hinged, and the front sides of the semicircular fixing rings above are fixedly connected with sleeves. Further, a round sliding block is connected to the inner wall of the sleeve in a sliding manner, a limiting rod is fixedly connected to the rear side of the round sliding block, the rear side of the limiting rod slides out of the sleeve, and the rear side of the limiting rod slides through the joint of the two semicircular fixing rings. Further, the second quick installation component comprises a pull rod fixedly connected with the front side of the round sliding block, the front side of the pull rod slides and extends out of the sleeve, a second spring is sleeved on the outer wall of the pull rod, the rear side of the second spring is fixedly connected with the round sliding block, and the front side of the second spring is fixedly connected with the sleeve. Further, a handle is fixedly connected to the front extension part of the pull rod, and two gaskets are fixedly connected to the rear side of the handle. The utility model has the following ben