CN210963555U - Disposable disinfection cover cap - Google Patents

Abstract

The utility model provides a disposable disinfection cap, which comprises a cap body and a disinfection sponge arranged inside the cap body. The lower end of the cap body is provided with an outer cylinder, and an annular connecting portion passes between the upper end of the outer cylinder and the lower end of the cap side wall. Connected vertically, the height of the side wall of the cap on the lower side of the connecting part is less than the height of the outer cylinder, the side wall of the cap is provided with an inner thread, and a sealing washer is arranged inside the outer cylinder. The cylindrical gasket is convex, the gasket protrusion is located in the gap between the side wall of the cap and the outer cylinder, the inner diameter of the gasket body is equal to the inner diameter of the side wall of the cap, and the lower end of the outer cylinder is provided with a vertical sealing sticker. The beneficial effects of the utility model are good sealing effect, simple structure and low production cost.

Description

Disposable Disinfection Cap

technical field

The utility model belongs to the field of medical instruments, in particular to a disposable disinfection cap.

Background technique

At present, a large number of clinical patients need long-term infusion or a large amount of infusion. In order to avoid repeated punctures, the clinical use of intravenous indwelling needles, CVC and PICC catheters is recommended for patients. It is safe and inconvenient; and before each infusion, medical staff need to spend a lot of time sterilizing the exposed end of the infusion port, which is time-consuming and labor-intensive. In the prior art, disposable disinfection caps are often used to disinfect the joints.

Application No.: 201520170671.2 discloses a disinfection cap, comprising a disposable disinfection cap body, a sleeve is arranged on the lower part of the disinfection cap body, a handle is arranged on the upper part of the disinfection cap body, and an outer wall of the disinfection cap body between the handle and the sleeve is provided. There is a position-limiting convex edge, the interior of the sleeve is provided with a sterilization cavity for sterilizing medical joints, an inner thread is provided on the inner wall of the sterilization cavity, an adsorption body with a sterilizing liquid is arranged in the sterilization cavity, and the inside of the handle is A disinfectant liquid storage chamber communicated with the disinfection chamber is provided. The limit convex edge arranged between the handle and the sleeve is used to prevent the hand from touching the liquid medicine, disinfectant or the joint connected with the cap during use, which reduces pollution and protects the user; the upper circumference of the handle is evenly distributed The distributed vertical stripes make the cap easy to hold, tighten and loosen the handle.

The disinfecting caps in the prior art have poor sealing performance and are likely to cause infection.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a disposable disinfection cap with simple structure, good sealing performance, low production cost and high production efficiency, which is especially suitable for sealing and sterilizing the connecting pipe during peritoneal dialysis.

The technical scheme of the present utility model is:

Disposable disinfection caps include a cap body and a disinfection sponge arranged inside the cap body, the lower end of the cap body is provided with an outer cylinder, and the upper end of the outer cylinder and the lower end of the cap sidewall are vertically connected by an annular connecting portion, connecting The height of the side wall of the lower side cap is less than the height of the outer cylinder, the side wall of the cap is provided with an internal thread, and a sealing washer is arranged inside the outer cylinder. The gasket protrudes, the gasket protrusion is located in the gap between the side wall of the cap and the outer cylinder, the inner diameter of the gasket body is equal to the inner diameter of the side wall of the cap, and the lower end of the outer cylinder is provided with a vertical sealing sticker.

The disposable disinfection cap of the utility model has good sealing effect. When in use, the sealing sticker is torn off, which is convenient to use. When the joint is screwed into the disposable disinfection cap, the sealing gasket is deformed under the action of pressure, and the sealing effect is improved.

The sealing gasket is integrally processed from an elastic sealing material.

The cap body and the sealing gasket are integrally formed.

The inner wall of the washer body is provided with an inner convex ring, and the inner diameter of the inner convex ring is equal to the thread diameter of the inner thread.

The inner side wall of the outer cylinder is provided with an annular groove in the inner side wall of the cylinder, and the outer side wall of the gasket body is provided with an outer convex ring matched with the groove in the inner side wall of the cylinder.

The inner side wall of the outer cylinder body is provided with two inner side wall grooves of the cylinder body, and the outer side wall of the gasket body and the outer side wall of the gasket protrusion are respectively provided with outer convex rings matched with the inner side wall grooves of the cylinder body.

The outer side wall of the lower end of the side wall of the cover cap is provided with an annular groove in the side wall of the cover cap, and the inner side wall of the gasket protrusion is provided with a convex ring matched with the groove of the side wall of the cover cap.

The upper end of the gasket body is in contact with the lower end of the side wall of the cap, and the lower end of the gasket body is in contact with the sealing sticker.

The upper end of the washer protrusion is in contact with the lower side of the connecting portion.

The advantages and positive effects of the utility model are as follows: due to the adoption of the above technical scheme, the disposable disinfection cap has a good sealing effect; the cap body and the sealing gasket are integrally processed and formed, and post-processes such as assembly and heat sealing in the production are omitted, and the structure is simple and the production is simple. It has the advantages of low cost and high production efficiency; it improves the firmness of cooperation with positive pressure joints, and there is no hidden danger of falling off when used by patients.

Description of drawings

Fig. 1 is the half-section structure schematic diagram of the disposable disinfection cap of the present utility model

Fig. 2 is the cross-sectional structure schematic diagram of the disposable disinfection cap of the present invention

In the picture:

1. Cap body 2. Gasket 3. Sealing sticker 4. Disinfecting sponge

11. Cap side wall 12, connecting part 13, outer cylinder 14, groove on inner side wall of cylinder

15. Internal thread 16. Cap sidewall groove 21. Washer body 22. Washer protrusion

23. Inner convex ring 24. Outer convex ring

Detailed ways

As shown in Figures 1 and 2, the disposable disinfection cap of the present invention includes a cap body 1 and a disinfection sponge 4 arranged inside the cap body 1. The lower end of the cap body 1 is provided with an outer cylinder 13. The outer cylinder 13 The upper end of the cap and the lower end of the cap side wall 11 are vertically connected by an annular connecting portion 12. The height of the cap side wall 11 on the lower side of the connecting portion 12 is less than the height of the outer cylinder 13. The cap side wall 11 is provided with an inner thread 15. The inside of the body 13 is provided with a sealing gasket 2. The sealing gasket 2 includes a cylindrical gasket body 21 and a cylindrical gasket protrusion 22 located at the upper end of the gasket body 21. The gasket protrusion 22 is located on the side wall 11 of the cap and the outer cylinder 13. The inner diameter of the gasket body 21 is equal to the inner diameter of the side wall 11 of the cap, and the lower end of the outer cylinder 13 is provided with a vertical sealing sticker 3 .

The disposable disinfection cap of the utility model has good sealing effect. When in use, the sealing sticker 3 is torn off, which is convenient to use. When the joint is screwed into the disposable disinfection cap, the sealing gasket 2 is deformed under the action of pressure, which improves the sealing performance. Effect.

Further, the sealing gasket 2 is integrally processed from an elastic sealing material.

An inner convex ring 23 is provided on the inner side wall of the washer body 21 , and the inner diameter of the inner convex ring 23 is equal to the diameter of the inner thread 15 . The inner side wall of the outer cylinder body 13 is provided with an annular inner side wall groove 14 of the cylinder, and an outer convex ring 24 matched with the inner side wall groove 14 of the cylinder is provided on the outer side wall of the gasket body 21 . There can be one or two grooves 14 in the inner side wall of the cylinder. Preferably, the inner side wall of the outer cylinder 13 is provided with two grooves 14 in the inner side wall of the cylinder. The outer side walls are respectively provided with outer convex rings 24 which are matched with the grooves 14 of the inner side wall of the cylinder.

The outer side wall of the lower end of the cap side wall 11 is provided with an annular cap side wall groove 16 , and the inner side wall of the gasket protrusion 22 is also provided with a convex ring matched with the cap side wall groove 16 .

The upper end of the gasket body 21 is in contact with the lower end of the cap side wall 11 , and the lower end of the gasket body 21 is in contact with the sealing sticker 3 .

The upper end of the washer protrusion 22 is in contact with the lower side of the connecting portion 12 .

How to use the utility model: screw the disposable disinfection cap on the connector, wait for three minutes (first use), and then carry out infusion. After sealing the tube, screw the single-use sterile cap onto the fitting. When re-infusion, take off the disposable disinfection cap and dry it, then connect it with the infusion device for infusion operation.

An embodiment of the present invention has been described in detail above, but the content is only a preferred embodiment of the present invention, and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made according to the scope of the application of the present utility model should still belong to the scope of the patent of the present utility model.

Claims (7)

1. Disposable sterilizing cap, comprising a cap body and a sterilizing sponge arranged inside the cap body, it is characterized in that: the lower end of the cap body is provided with an outer cylinder, and between the upper end of the outer cylinder and the lower end of the cap side wall, an annular The connecting parts are connected vertically, the height of the side wall of the cap on the lower side of the connecting part is less than the height of the outer cylinder, the side wall of the cap is provided with an inner thread, and a sealing washer is arranged inside the outer cylinder. The cylindrical gasket on the upper end is convex, the gasket protrusion is located in the gap between the side wall of the cap and the outer cylinder, the inner diameter of the gasket body is equal to the inner diameter of the side wall of the cap, and the lower end of the outer cylinder is provided with a vertical sealing sticker. 2 . The disposable disinfection cap according to claim 1 , wherein the inner wall of the gasket body is provided with an inner convex ring, and the inner diameter of the inner convex ring is equal to the diameter of the inner thread. 3 . 3. The disposable disinfection cap according to claim 2, characterized in that: the inner side wall of the outer cylinder is provided with an annular groove in the inner side wall of the cylinder, and the outer side wall of the gasket body is provided with the inner side wall of the cylinder Outer ring that matches the groove. 4. The disposable sterilizing cap according to claim 3, wherein the inner sidewall of the outer cylinder is provided with two inner sidewall grooves of the cylinder, the outer sidewall of the gasket body and the outer sidewall of the gasket protrusion The outer convex rings matched with the grooves in the inner side wall of the cylinder are respectively provided. 5. The disposable disinfection cap according to claim 4, wherein the outer side wall of the lower end of the cap side wall is provided with an annular cap side wall groove, and the inner side wall of the gasket protrusion is provided with an annular groove. A raised ring that mates with a groove in the sidewall of the cap. 6 . The disposable disinfection cap according to claim 1 , wherein the upper end of the gasket body is in contact with the lower end of the side wall of the cap, and the lower end of the gasket body is in contact with the sealing sticker. 7 . 7 . The disposable disinfection cap according to claim 6 , wherein the upper end of the gasket protrusion is in contact with the lower side of the connecting portion. 8 .

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