Gas circuit connecting structure of loop sterilizer

By introducing a diversion and treatment mechanism into the loop sterilizer, and using an electric heater and filter media to pre-treat the gas, the problem of incomplete gas impurity treatment in the existing technology is solved, and the stability and efficiency of gas sterilization are achieved.

CN224113550UActive Publication Date: 2026-04-14JIANGSU ZHONGKE RUIDA HEALTH TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-06
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

Existing loop sterilizers lack a structure for pre-treating impurities in the gas during gas connection and delivery, resulting in reduced stability during gas sterilization.

Method used

A gas connection structure for a loop sterilizer was designed, including a diversion mechanism and a processing mechanism. The diversion mechanism delivers gas to the processing mechanism for air circulation, and the electric heater in the processing component heats and pre-treats the air. Combined with the filter medium, impurities are initially filtered to achieve air pretreatment.

Benefits of technology

The stability of gas disinfection treatment has been improved. By reducing the impurity content in the gas through air circulation and pretreatment, the stability and efficiency of disinfection effect are ensured.

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Abstract

The utility model discloses a gas circuit connecting structure of a loop sterilizer, which belongs to the technical field of sterilizer gas circuits and is characterized by comprising a loop sterilizer body, a drainage mechanism and a processing mechanism, the drainage mechanism is communicated with the rear side of the loop sterilizer body, and the processing mechanism is arranged on the inner side of the drainage mechanism. By arranging the processing mechanism, the processing assembly can be matched with the intercepting assembly, a limiting clamping plate can be limited through a spring rod base, the limiting clamping plate can be reset through the elastic force of the processing mechanism, the needed elastic force is applied when the limiting clamping plate limits a connecting clamping sleeve, and an electric heater can convert electric energy into heat energy after being powered on; the filter medium is arranged in the air inlet and conveyed to the heat conducting plate, so that the heat conducting plate conducts heating pretreatment on the flowing air, the filter medium can be limited by replacing the clamping ring, impurities in the flowing air can be preliminarily filtered by the filter medium, and the pretreatment effect during air conveying is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of air circuit technology for disinfection machines, and in particular to an air circuit connection structure for a loop disinfection machine. Background Technology

[0002] As is well known, in a loop sterilizer, the gas connection structure is a key component to ensure the transmission and distribution of sterilizing gas. Through components such as pipes, connectors, and valves, it connects the gas generator, storage device, and the circuit to be sterilized in an orderly manner, ensuring that the sterilizing gas is stably delivered along a predetermined path. This structure can precisely control the gas flow rate, pressure, and direction, so that the sterilizing gas is evenly distributed throughout the entire loop system, achieving efficient and comprehensive sterilization results, and providing a stable and reliable connection and transmission guarantee for loop sterilization operations in medical, industrial, and other fields.

[0003] Existing disinfection equipment still suffers from problems such as unreasonable design, short disinfection time, the specificity of disinfectant solutions which can only be used on fixed instruments, excessive use of diluents and disinfectants, and the need to use smoke-forming agents in the process of smoke formation.

[0004] An existing patent (publication number: CN217430528U) discloses a two-fluid disinfection machine, including a switching mechanism, a gas path mechanism, a liquid path mechanism, and a nozzle; the gas path mechanism and the liquid path mechanism are respectively connected to the switching mechanism; the gas path mechanism and the electrical path mechanism are respectively connected to the nozzle; the switching mechanism is used to control the timed operation of the gas path mechanism and the liquid path mechanism; the gas path mechanism is used to provide compressed gas; the liquid path mechanism is used to draw and pre-mix the disinfectant concentrate and diluent; the nozzle is used to mix the compressed gas and the diluted disinfectant to spray out a disinfectant mist; this utility model has a long disinfection time, uses less diluent, does not increase air humidity, does not require the use of a smoke-forming agent, and reduces the cost of use.

[0005] To address the aforementioned issues, existing patents have provided solutions. However, when disinfecting and sterilizing gases, the lack of a structure to pre-treat impurities in the gas during gas connection and transportation prevents further reduction of impurity content in the gas, thus reducing the stability of gas disinfection.

[0006] Therefore, a gas path connection structure for a loop sterilizer is proposed. Utility Model Content

[0007] The purpose of this invention is to provide a gas connection structure for a loop sterilizer that can solve the problem that the existing structure lacks a pretreatment structure for impurities in the gas during gas connection and transportation, thus failing to further reduce the impurity content in the gas and reducing the stability of gas sterilization.

[0008] To achieve the above objectives, this utility model provides the following technical solution: a gas connection structure for a loop sterilizer, comprising a loop sterilizer body, a flow guiding mechanism, and a processing mechanism, wherein the flow guiding mechanism is connected to the rear side of the loop sterilizer body, and the processing mechanism is located inside the flow guiding mechanism;

[0009] The drainage mechanism includes a return pipe, a central pipe, a connecting pipe, and a positioning groove. The return pipe is connected to the right side of the rear side of the loop disinfection machine body, the central pipe is connected to the left side of the rear side of the loop disinfection machine body, the connecting pipe is connected to the rear side of the central pipe, and the rear side of the connecting pipe is connected to the output end on the left side of the return pipe. The positioning groove is located on the left side of the connecting pipe.

[0010] Preferably, the processing mechanism includes a processing component and an interception component, wherein the processing mechanism is engaged inside the positioning groove, and the interception component is engaged inside the processing component.

[0011] Preferably, the processing assembly includes a spring rod base, a limiting plate, a heat-conducting plate, and an electric heater. The spring rod base is snapped into the inner side of the positioning groove, the two limiting plates are fixedly connected to the top and bottom of the spring rod base, the heat-conducting plate is fixedly connected to the inner side of the spring rod base, and the electric heater is fixedly connected to the left side of the heat-conducting plate.

[0012] Preferably, the interception component includes a connecting sleeve, a replacement retaining ring, and a filter medium. The connecting sleeve is engaged with the inner side of the limiting plate, the replacement retaining ring is engaged with the inner side of the connecting sleeve, and the filter medium is disposed inside the replacement retaining ring.

[0013] Preferably, an auxiliary slot is provided on the left side of the connecting pipe, and the inner side of the auxiliary slot is engaged with the left side of the heat-conducting plate.

[0014] Preferably, a reinforcing sleeve is fixedly connected to the surface of the central tube, and the front side of the reinforcing sleeve is snapped into the right side of the rear side of the circuit disinfection machine body.

[0015] Preferably, a sealing ring is fixedly connected to the right side of the connecting sleeve, the surface of the sealing ring engages with the inner side of the limiting plate, and the surface of the sealing ring is provided with anti-slip texture.

[0016] Preferably, auxiliary filters are respectively engaged on the front and rear sides of the replacement retaining ring, and the surface of the auxiliary filters is in contact with the inner side of the connecting sleeve.

[0017] Compared with the prior art, the beneficial effects of this utility model are:

[0018] 1. This application sets up a loop sterilizer body and a diversion mechanism. The loop sterilizer body is an existing loop sterilizer equipment. The return pipe can transport the gas in the loop sterilizer body to the connecting pipe and send it back through the central pipe. The positioning groove can limit the processing mechanism, thereby achieving the effect of air circulation in the loop sterilizer body.

[0019] 2. This application, by setting up a processing mechanism, allows the processing component to cooperate with the interception component. The spring rod base can limit the limiting plate, and its own elasticity can allow the limiting plate to reset. When the limiting plate limits the connecting sleeve, the required elastic force is applied. The electric heater can convert electrical energy into heat energy after being powered on and transfer it to the heat-conducting plate, thereby allowing the heat-conducting plate to heat and pre-treat the flowing air. The replacement retaining ring can limit the filter medium, allowing the filter medium to perform preliminary filtration of impurities in the flowing air, thereby achieving a pre-treatment effect during air delivery. Furthermore, the connecting sleeve can be easily removed and replaced by the user from the limiting plate. Attached Figure Description

[0020] Figure 1 This is an overall structural diagram of the air circuit connection structure of the loop sterilizer of this utility model;

[0021] Figure 2 This is a schematic diagram of the drainage mechanism of this utility model;

[0022] Figure 3 This is a schematic diagram of the processing mechanism of this utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the processing component of this utility model;

[0024] Figure 5 This is a schematic diagram of the interception component of this utility model.

[0025] In the diagram, 1. The main body of the loop disinfection machine; 2. The diversion mechanism; 21. The return pipe; 22. The central pipe; 23. The connecting pipe; 24. The positioning groove; 25. The auxiliary slot; 26. The reinforcing sleeve; 3. The processing mechanism; 31. The processing component; 311. The spring rod base; 312. The limiting plate; 313. The heat-conducting plate; 314. The electric heater; 32. The interception component; 321. The connecting sleeve; 322. The replacement retaining ring; 323. The filter medium; 324. The sealing ring; 325. The auxiliary filter. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figures 1-5 The present invention provides the following technical solution:

[0028] A gas connection structure for a loop sterilizer includes a loop sterilizer body 1, a flow guiding mechanism 2, and a processing mechanism 3. The flow guiding mechanism 2 is connected to the rear side of the loop sterilizer body 1, and the processing mechanism 3 is located inside the flow guiding mechanism 2.

[0029] The drainage mechanism 2 includes a return pipe 21, a central pipe 22, a connecting pipe 23, and a positioning groove 24. The return pipe 21 is connected to the right side of the rear side of the loop disinfection machine body 1, the central pipe 22 is connected to the left side of the rear side of the loop disinfection machine body 1, the connecting pipe 23 is connected to the rear side of the central pipe 22, and the rear side of the connecting pipe 23 is connected to the output end on the left side of the return pipe 21. The positioning groove 24 is opened on the left side of the connecting pipe 23.

[0030] In this embodiment: by setting up a loop sterilizer body 1 and a diversion mechanism 2, the loop sterilizer body 1 is an existing loop sterilizer equipment. The return pipe 21 can transport the gas in the loop sterilizer body 1 to the connecting pipe 23 and send it back through the central pipe 22. The positioning groove 24 can limit the processing mechanism 3, thereby achieving the effect of air circulation in the loop sterilizer body 1.

[0031] Specifically, such as Figure 3 As shown, the processing mechanism 3 includes a processing component 31 and an interception component 32. The processing mechanism 3 is snapped into the inside of the positioning groove 24, and the interception component 32 is snapped into the inside of the processing component 31.

[0032] Specifically, such as Figure 4 As shown, the processing component 31 includes a spring rod base 311, a limiting plate 312, a heat-conducting plate 313, and an electric heater 314. The spring rod base 311 is snapped into the inner side of the positioning groove 24. The two limiting plates 312 are respectively fixedly connected to the top and bottom of the spring rod base 311. The heat-conducting plate 313 is fixedly connected to the inner side of the spring rod base 311. The electric heater 314 is fixedly connected to the left side of the heat-conducting plate 313.

[0033] Specifically, such as Figure 5As shown, the interception component 32 includes a connecting sleeve 321, a replacement retaining ring 322, and a filter medium 323. The connecting sleeve 321 is snapped into the inner side of the limiting plate 312, the replacement retaining ring 322 is snapped into the inner side of the connecting sleeve 321, and the filter medium 323 is disposed inside the replacement retaining ring 322.

[0034] In this embodiment: by setting the processing mechanism 3, the processing component 31 can cooperate with the interception component 32. The spring rod base 311 can limit the limiting plate 312, and the limiting plate 312 can be reset by its own elasticity. When the limiting plate 312 limits the connecting sleeve 321, the required elastic force is applied. The electric heater 314 can convert electrical energy into heat energy after being powered on and transfer it to the heat conduction plate 313, so that the heat conduction plate 313 can heat and pre-treat the air flowing through it. The replacement retaining ring 322 can limit the filter medium 323, so that the filter medium 323 can perform preliminary filtration of impurities in the air flowing through it, thereby achieving the pre-treatment effect of air transportation. The connecting sleeve 321 can be easily removed and replaced by the user from the limiting plate 312.

[0035] Specifically, such as Figure 2 As shown, an auxiliary slot 25 is provided on the left side of the connecting pipe 23, and the inner side of the auxiliary slot 25 is engaged with the left side of the heat-conducting plate 313.

[0036] Specifically, such as Figure 2 As shown, a reinforcing sleeve 26 is fixedly connected to the surface of the central tube 22, and the front side of the reinforcing sleeve 26 is snapped into the right side of the rear side of the circuit disinfection machine body 1.

[0037] In this embodiment: by setting the auxiliary slot 25 and the reinforcing sleeve 26, the auxiliary slot 25 can further limit the orientation of the heat-conducting plate 313, further increasing the stability when the heat-conducting plate 313 is connected to the spring rod base 311. The reinforcing sleeve 26 can provide auxiliary reinforcement to the connection between the return pipe 21 and the loop sterilizer body 1, further increasing the stability when the loop sterilizer body 1 is connected to the return pipe 21.

[0038] Specifically, such as Figure 5 As shown, a sealing ring 324 is fixedly connected to the right side of the connecting sleeve 321. The surface of the sealing ring 324 engages with the inner side of the limiting plate 312, and the surface of the sealing ring 324 is provided with anti-slip texture.

[0039] Specifically, such as Figure 5 As shown, the front and rear sides of the replacement retaining ring 322 are respectively fitted with auxiliary filters 325, and the surface of the auxiliary filters 325 is in contact with the inner side of the connecting sleeve 321.

[0040] In this embodiment: by setting a sealing ring 324 and an auxiliary filter 325, the sealing ring 324 can provide auxiliary limiting for the connection between the connecting sleeve 321 and the limiting plate 312. The anti-slip texture can further strengthen the connection between the limiting plate 312 and the connecting sleeve 321. The auxiliary filter 325 can assist in intercepting impurities flowing through the filter medium 323, and can intercept larger particulate impurities, further improving the stability of the filter medium 323 in filtering impurities.

[0041] Working principle: First, connect the loop sterilizer body 1 and the processing mechanism 3 to the remote control terminal, power on and start them. Then, the user can remotely control the loop sterilizer body 1 and the interception component 32 through the remote control terminal. When the loop sterilizer body 1 sends air into the connecting pipe 23 through the return pipe 21, the electric heater 314 will heat the heat conduction plate 313 to heat the flowing air. The filter medium 323 will filter the impurities in the flowing air. Finally, the air will flow back to the loop sterilizer body 1 through the central pipe 22, completing the pretreatment of the air. When the filter medium 323 needs to be replaced, the user opens the limit plate 312 along the spring rod base 311, takes out the connecting sleeve 321 and the replacement ring 322, replaces the filter medium 323, puts the connecting sleeve 321 and the replacement ring 322 back into the spring rod base 311, and then connects the limit plate 312 to the connecting sleeve 321.

[0042] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A gas connection structure for a loop sterilizer, comprising a loop sterilizer body (1), a flow guiding mechanism (2), and a processing mechanism (3), characterized in that: The drainage mechanism (2) is connected to the rear side of the loop disinfection machine body (1), and the processing mechanism (3) is located inside the drainage mechanism (2); The drainage mechanism (2) includes a return pipe (21), a central pipe (22), a connecting pipe (23), and a positioning groove (24). The return pipe (21) is connected to the right side of the rear side of the loop disinfection machine body (1). The central pipe (22) is connected to the left side of the rear side of the loop disinfection machine body (1). The connecting pipe (23) is connected to the rear side of the central pipe (22). The rear side of the connecting pipe (23) is connected to the output end on the left side of the return pipe (21). The positioning groove (24) is opened on the left side of the connecting pipe (23).

2. The air circuit connection structure of a loop sterilizer according to claim 1, characterized in that: The processing mechanism (3) includes a processing component (31) and an interception component (32). The processing mechanism (3) is snapped into the inside of the positioning groove (24), and the interception component (32) is snapped into the inside of the processing component (31).

3. The air circuit connection structure of a loop sterilizer according to claim 2, characterized in that: The processing component (31) includes a spring rod base (311), a limiting plate (312), a heat-conducting plate (313), and an electric heater (314). The spring rod base (311) is snapped into the inner side of the positioning groove (24). The two limiting plates (312) are fixedly connected to the top and bottom of the spring rod base (311) respectively. The heat-conducting plate (313) is fixedly connected to the inner side of the spring rod base (311). The electric heater (314) is fixedly connected to the left side of the heat-conducting plate (313).

4. The air circuit connection structure of a loop sterilizer according to claim 3, characterized in that: The interception component (32) includes a connecting sleeve (321), a replacement retaining ring (322), and a filter medium (323). The connecting sleeve (321) is engaged with the inner side of the limiting plate (312), the replacement retaining ring (322) is engaged with the inner side of the connecting sleeve (321), and the filter medium (323) is disposed on the inner side of the replacement retaining ring (322).

5. The air circuit connection structure of a loop sterilizer according to claim 3, characterized in that: An auxiliary slot (25) is provided on the left side of the connecting pipe (23), and the inner side of the auxiliary slot (25) is engaged with the left side of the heat-conducting plate (313).

6. The air circuit connection structure of a loop sterilizer according to claim 1, characterized in that: A reinforcing sleeve (26) is fixedly connected to the surface of the central tube (22), and the front side of the reinforcing sleeve (26) is snapped into the right side of the rear side of the circuit disinfection machine body (1).

7. The air circuit connection structure of a loop sterilizer according to claim 4, characterized in that: A sealing ring (324) is fixedly connected to the right side of the connecting sleeve (321). The surface of the sealing ring (324) engages with the inner side of the limiting plate (312). The surface of the sealing ring (324) is provided with anti-slip texture.

8. The air circuit connection structure of a loop sterilizer according to claim 4, characterized in that: The front and rear sides of the replacement retaining ring (322) are respectively fitted with auxiliary filters (325), and the surface of the auxiliary filters (325) is in contact with the inner side of the connecting sleeve (321).

Citation Information

Patent Citations

  • Two-fluid sterilizer

    CN217430528U