Disposable water and air supply channel cleaning valve

By designing a one-time water and air supply passage cleaning valve, the O-ring and bowl-type sealing ring structures of silicone columns and plastic materials are used to prevent the sealing ring from falling off, solving the problems of sealing ring falling off and high cost in the existing technology, and realizing the Reduce repair costs and surgical time.

CN222237794UActive Publication Date: 2024-12-27SMARTDATA PACKING TECH SUZHOU CO LTD
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Patent Information

Application Number
CN202323296079.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-05
Publication Date
2024-12-27
Estimated Expiration
2033-12-05

AI Technical Summary

Technical Problem

The existing water and air passage cleaning valves are prone to falling off during the endoscopic insertion and removal process, which increases the operating time for medical staff and patients. The product is expensive, inconvenient to maintain, and there is a risk of infection.

Method used

A disposable water and air passage cleaning valve is designed, made of silicone columns and plastic materials, with O-type sealing rings and bowl sealing rings on the poles. The sealing ring design adds a raised structure to prevent falling off, and paper materials are used. Reduce tag size and reduce costs.

Benefits of technology

It effectively reduces the risk of seal ring falling, reduces expensive maintenance costs, reduces the cost of medical treatment for patients, reduces the operation time, and eliminates the risk of infection.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN222237794U_ABST
    Figure CN222237794U_ABST
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Abstract

The utility model discloses a disposable water and air supply channel cleaning valve which comprises a rod, a silica gel column, a sleeve shell and a cover cap. A sleeve shell through hole is formed in the center of the sleeve shell; the rod penetrates through the through hole of the sleeve shell, is sleeved with the spring and then is fixed with the cover cap; a central through hole is formed in the rotating center of the rod; an inlet is formed in the upper part of the rod, and an outlet is formed in the lower part; the silica gel column is arranged in the central through hole of the rod; the inlet can be blocked and opened when the silica gel column moves up and down; o-shaped sealing rings are uniformly distributed in the length direction of the outer circumference of the rod; an annular bulge is arranged in the middle of the outer circumferential surface of the O-shaped sealing ring; the sections of the O-shaped sealing rings on the two sides of the annular protrusion are horn-mouth-shaped sections, and the O-shaped sealing rings are symmetrically arranged. The closer the horn-mouth-shaped section is to the circular-ring-shaped bulge is, the larger the opening is; according to the utility model, the risk that the O-shaped sealing ring falls on the endoscope can be reduced, and meanwhile, the operation time of medical personnel can be reduced.
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Description

Technical Field

[0001] The utility model belongs to the technical field related to water and air supply channel cleaning valves, and specifically relates to a disposable water and air supply channel cleaning valve which can reduce the risk of an O-ring falling on an endoscope, reduce the expensive cost of repairing the endoscope, and also can reduce the operation time of medical staff and patients. Background Art

[0002] The existing cleaning valves for the water and air supply channels are reusable products, which need to be disinfected again after each inspection and use. If the disinfection process is not thorough, it may cause infection to medical staff and patients, which is a high risk; the existing cleaning valves for the water and air supply channels are made of reusable metal materials, and the product cost is high, and it is inconvenient to use and maintain, which increases the medical costs of patients; during the insertion and removal of the endoscope, the sealing ring of the existing cleaning valves for the water and air supply channels is easily detached from the rod, thereby increasing the operating time of medical staff and patients; the tag of the existing cleaning valves for the water and air supply channels is too large, which affects the use of medical staff and also increases the product cost.

[0003] To this end, we have developed a disposable water and air channel cleaning valve that can reduce the risk of O-rings falling on endoscopes, reduce the expensive cost of repairing endoscopes, and also reduce the operating time of medical staff and patients. Summary of the invention

[0004] The utility model aims to provide a disposable water and air supply channel cleaning valve which can reduce the risk of an O-ring falling on an endoscope, reduce the expensive cost of repairing the endoscope, and also reduce the operation time of medical staff and patients.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a disposable water and air supply channel cleaning valve, comprising a rod, a silicone column, a sleeve and a cap; a sleeve through hole is provided at the central part of the sleeve; the rod passes through the sleeve through hole, and is fixed to the cap after being sleeved with a spring; a central through hole is provided at the rotation center of the rod; the upper part of the central through hole is large and the lower part is small; an inlet is provided at the upper part of the rod, and an outlet is provided at the lower part; the inlet and the outlet are respectively connected to the central through hole; the silicone column is cylindrical and is provided in the central through hole of the rod; the silicone column can move up and down when it moves Blocking and opening the inlet; O-ring sealing grooves are evenly distributed on the length direction of the outer circumference of the rod; an O-ring is arranged in each O-ring sealing groove; bowl-shaped sealing grooves are evenly distributed in the middle of the outer circumference of the rod in the length direction; bowl-shaped sealing rings are arranged in the bowl-shaped sealing grooves; a circular ring protrusion is arranged in the middle of the outer circumferential surface of the O-ring; the width of the circular ring protrusion is smaller than the width of the O-ring; the cross-sections of the O-rings on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular ring protrusion, the larger the opening.

[0006] Preferably, the silicone column is fixed on a spring; when the cap is pressed, the silicone column moves downward to block the inlet; when the cap is released, the silicone column moves upward under the action of the spring to open the inlet.

[0007] Preferably, the outer shell of the casing is provided with a silicone ring.

[0008] Preferably, large O-ring sealing grooves are evenly distributed on the upper part of the outer circumference of the rod in the length direction; a large O-ring is arranged in each large O-ring sealing groove; bowl-shaped sealing grooves are evenly distributed on the middle part of the outer circumference of the rod in the length direction; bowl-shaped sealing rings are arranged in the bowl-shaped sealing grooves; small O-ring sealing grooves are evenly distributed on the lower part of the outer circumference of the rod in the length direction; a small O-ring is arranged in each small O-ring sealing groove; a circular annular protrusion is arranged in the middle part of the outer circumferential surface of the large O-ring ; The width of the circular protrusion is smaller than the width of the large O-ring; the cross-sections of the large O-rings on both sides of the circular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular protrusion, the larger the opening; a circular protrusion is arranged in the middle of the outer circumferential surface of the small O-ring 8; the width of the circular protrusion is smaller than the width of the small O-ring; the cross-sections of the small O-rings on both sides of the circular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular protrusion, the larger the opening.

[0009] Preferably, the width of the annular protrusion is no greater than one third of the width of the corresponding O-ring.

[0010] Preferably, a hangtag is arranged on the casing via a chain; the hangtag is made of paper material.

[0011] Preferably, the cap, the rod and the casing are respectively made of plastic materials.

[0012] Compared with the prior art, the utility model provides a disposable water and air supply channel cleaning valve, which has the following beneficial effects:

[0013] 1. The disposable water and air supply channel cleaning valve described in the utility model is disposable and can effectively eliminate the risk of infection for medical staff and patients;

[0014] 2. The disposable water and air supply channel cleaning valve described in the utility model is made of plastic and silicone, which has a low cost and has certain advantages in market promotion and product application popularization, greatly reducing the patient's medical costs;

[0015] 3. A circular protrusion (not marked) is provided in the middle of the outer circumferential surface of the O-ring; the width of the circular protrusion is smaller than the width of the corresponding O-ring; the cross-sections of the O-rings on both sides of the circular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular protrusion, the larger the opening is, so that the product will not fall off when the endoscope is plugged in and out, reducing the risk of the O-ring falling on the endoscope and reducing the expensive cost of repairing the endoscope. At the same time, since the O-ring will increase the sealing performance, the operation time of medical staff and patients can be reduced;

[0016] 4. The hanging tag in the disposable water and air supply channel cleaning valve described in the utility model is made of paper material, the design size is reduced, and the cost is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0019] Figure 2 This is a three-dimensional exploded and enlarged schematic diagram of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0020] Figure 3 This is an enlarged cross-sectional schematic diagram of a cap of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0021] Figure 4This is an enlarged schematic diagram of the three-dimensional structure of a housing of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0022] Figure 5 This is an enlarged schematic diagram of the three-dimensional structure of a silicone column of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0023] Figure 6 This is an enlarged schematic diagram of the three-dimensional structure of a bowl-shaped sealing ring of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0024] Figure 7 This is an enlarged cross-sectional schematic diagram of a bowl-shaped sealing ring of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0025] Figure 8 This is an enlarged schematic diagram of the three-dimensional structure of a large O-ring of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0026] Fig. 9 This is an enlarged schematic diagram of the main view of a large O-ring of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0027] Fig.10 This is an enlarged cross-sectional schematic diagram of a silicone ring of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0028] Fig.11 It is a cross-sectional enlarged schematic diagram of a housing of a disposable water and air supply channel cleaning valve proposed by the utility model;

[0029] In the picture: 1. Cap; 2. Spring; 3. Silicone column; 4. Shell; 5. Silicone ferrule; 6. Large O-ring; 7. Bowl-shaped sealing ring; 8. Small O-ring; 9. Rod; 10. Hanging tag; 11. Chain; 91. Import; 92. Export. Implementation

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-11The utility model provides a technical solution: a disposable water and air supply channel cleaning valve, comprising a rod 9, a silicone column 3, a casing 4 and a cap 1; the casing 4 is provided with a casing through hole (not shown) at the center; the rod 9 passes through the casing through hole, and is then sleeved with a spring 2 and fixed to the cap 1; a silicone ring 5 is sleeved on the outside of the casing 4; a central through hole (not shown) is provided at the rotation center of the rod 9; the upper part of the central through hole is large and the lower part is small; the upper part of the rod 9 is provided with an inlet 91, and the lower part is provided with an outlet 92; The inlet 91 and the outlet 92 are connected to the central through hole respectively; the silicone column 3 is cylindrical and is arranged in the central through hole of the rod 9; the silicone column 3 can block and open the inlet 91 when it moves up and down; specifically, the silicone column 3 is fixed on the spring 2; when the cap 1 is pressed, the silicone column 3 moves downward to block the inlet 91; when the cap 1 is released, the silicone column 3 moves upward under the action of the spring 2 to open the inlet 91; the upper part of the outer circumference of the rod 9 in the length direction is uniformly distributed with large O-ring sealing grooves (not marked) ); a large O-ring 6 is arranged in each large O-ring sealing groove; a bowl-shaped sealing groove (not marked) is uniformly arranged in the middle of the length direction of the outer circumference of the rod 9; a bowl-shaped sealing groove 7 is arranged in each bowl-shaped sealing groove; a small O-ring sealing groove (not marked) is uniformly arranged in the lower part of the length direction of the outer circumference of the rod 9; a small O-ring 8 is arranged in each small O-ring sealing groove (not marked); a circular annular protrusion (not marked) is arranged in the middle of the outer circumference of the large O-ring 6; the circular annular protrusion The width of the annular protrusion is smaller than the width of the large O-ring 6; the cross-sections of the large O-ring 6 on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the annular protrusion, the larger the opening; a circular protrusion (not marked) is arranged in the middle of the outer circumferential surface of the small O-ring 8; the width of the annular protrusion is smaller than the width of the small O-ring 8; the cross-sections of the small O-ring 8 on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the annular protrusion, the larger the opening.

[0032] In this embodiment, the width of the annular protrusion is no greater than one third of the width of the corresponding O-ring.

[0033] In this embodiment, a hangtag 10 is provided on the casing 4 via a chain 11; the hangtag 10 is made of paper material.

[0034] In this embodiment, the cap 1, the rod 9 and the casing 4 are respectively made of plastic materials.

[0035] When in use, the lower part of the shell 4 is inserted into the connecting tube of the endoscope, and the inlet on the shell 4 is connected to the water source or the air source; then by pressing the cap 1, the silicone column 3 moves up and down in the central through hole of the rod 9 to block and open the inlet 91 at intervals, so as to deliver water or air to the connecting tube of the endoscope to achieve the purpose of cleaning.

[0036] Compared with the prior art, the utility model has the following beneficial effects:

[0037] 1. The disposable water and air supply channel cleaning valve described in the utility model is disposable and can effectively eliminate the risk of infection for medical staff and patients;

[0038] 2. The disposable water and air supply channel cleaning valve described in the utility model is made of plastic and silicone, which has a low cost and has certain advantages in market promotion and product application popularization, greatly reducing the patient's medical costs;

[0039] 3. A circular protrusion (not marked) is provided in the middle of the outer circumference of the large and small O-rings; the width of the circular protrusion is smaller than the width of the corresponding large and small O-rings; the cross-sections of the large and small O-rings on both sides of the circular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular protrusion, the larger the opening is, so that the product will not fall off when the endoscope is plugged in and out, reducing the risk of large and small O-rings falling on the endoscope and reducing the expensive cost of repairing the endoscope. At the same time, since the O-ring will increase the sealing performance, the operation time of medical staff and patients can be reduced;

[0040] 4. The hanging tag in the disposable water and air supply channel cleaning valve described in the utility model is made of paper material, the design size is reduced, and the cost is reduced.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A disposable water and air supply channel cleaning valve, comprising a rod, a silicone column, a sleeve and a cap; the central part of the sleeve is provided with a sleeve through hole; the rod passes through the sleeve through hole, and is fixed to the cap after being sleeved with a spring; the rotation center of the rod is provided with a central through hole; the upper part of the central through hole is large and the lower part is small; the upper part of the rod is provided with an inlet, and the lower part is provided with an outlet; the inlet and the outlet are respectively connected with the central through hole; the silicone column is cylindrical and is arranged in the central through hole of the rod; the silicone column can block and open the inlet when it moves up and down; O-ring sealing grooves are evenly distributed in the length direction of the outer circumference of the rod; O-ring sealing grooves are arranged in each O-ring sealing groove; bowl-shaped sealing ring sealing grooves are evenly distributed in the middle part of the length direction of the outer circumference of the rod; bowl-shaped sealing rings are arranged in the bowl-shaped sealing ring sealing grooves; it is characterized in that: A circular ring protrusion is arranged in the middle of the outer circumferential surface of the O-ring; the width of the circular ring protrusion is smaller than the width of the O-ring; the cross-sections of the O-rings on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged; the closer the trumpet-shaped cross-section is to the circular ring protrusion, the larger the opening is.

2. The disposable water and air supply channel cleaning valve according to claim 1, characterized in that: The silicone column is fixed on the spring; when the cap is pressed, the silicone column moves downward to block the inlet; when the cap is released, the silicone column moves upward under the action of the spring to open the inlet.

3. The disposable water and air supply channel cleaning valve according to claim 1, characterized in that: The outer part of the casing is provided with a silicone ring.

4. The disposable water and air supply channel cleaning valve according to claim 1, characterized in that: The upper part of the outer circumference of the rod in the length direction is evenly distributed with large O-ring sealing grooves; a large O-ring is arranged in each large O-ring sealing groove; the lower part of the outer circumference of the rod in the length direction is evenly distributed with small O-ring sealing grooves; a small O-ring is arranged in each small O-ring sealing groove; a circular protrusion is arranged in the middle of the outer circumferential surface of the large O-ring; the width of the circular protrusion is smaller than the width of the large O-ring; the cross-sections of the large O-rings on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged; a circular protrusion is arranged in the middle of the outer circumferential surface of the small O-ring; the width of the circular protrusion is smaller than the width of the small O-ring; the cross-sections of the small O-rings on both sides of the annular protrusion are trumpet-shaped and symmetrically arranged.

5. The disposable water and air supply channel cleaning valve according to claim 4, characterized in that: The width of the annular protrusion is no greater than one third of the width of the corresponding O-ring.

6. The disposable water and air supply channel cleaning valve according to claim 1, characterized in that: A hangtag is arranged on the casing via a chain; the hangtag is made of paper material.

7. The disposable water and air supply channel cleaning valve according to claim 1, characterized in that: The cap, the rod and the casing are respectively made of plastic materials.