CN209864647U - Combined cover for transfusion - Google Patents
Combined cover for transfusion Download PDFInfo
- Publication number
- CN209864647U CN209864647U CN201920535252.2U CN201920535252U CN209864647U CN 209864647 U CN209864647 U CN 209864647U CN 201920535252 U CN201920535252 U CN 201920535252U CN 209864647 U CN209864647 U CN 209864647U
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- CN
- China
- Prior art keywords
- cushion
- cover
- wall
- enclosing cover
- enclosing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an infusion combined cover, including the enclosing cover, the enclosing cover inboard forms a cavity, and the cavity is embedded to have cushion and inner cup, and the top and the cushion of inner cup meet, and the outside at the top of enclosing cover is equipped with easy-to-draw spare, still includes the cushion cover of hollow cylinder structure, and the cushion is fixed in the central cavity of cushion cover, is provided with the external screw thread on the cushion cover outer wall, is provided with the internal thread that matches with the external screw thread on the enclosing cover inner wall, cushion cover outer wall and enclosing cover inner wall threaded connection. The utility model discloses fix the cushion in the cushion cover, cushion cover and enclosing cover threaded connection, even the enclosing cover top is because of pulling open easy-to-draw piece hunch-up, the cushion can not become flexible yet.
Description
Technical Field
The utility model relates to a combined cover, in particular to a combined cover for transfusion.
Background
As shown in figure 1, the infusion combined plug comprises an outer cover 1, a rubber pad 3 and an inner cover 2, wherein a cavity is formed on the inner side of the outer cover 1, the rubber pad 3 and the inner cover 2 are embedded in the cavity, the top of the inner cover 2 is connected with the rubber pad 3, the rubber pad 3 is clamped in the cavity of the outer cover 1, and an easy-to-pull piece 4 is arranged outside the top of the outer cover 1.
Because the cushion 3 is tightly pressed from both sides by inner cup 2 and enclosing cover 1, pull open easy-to-draw 4 back, the arch appears very easily in enclosing cover 1 top, and cushion 3 can't fasten, influences follow-up intubate.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an infusion combined cover.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides an infusion combined cover, includes enclosing cover, cushion and inner cup, still includes the cushion cover of hollow cylinder structure, and the cushion is fixed in the central cavity that the cushion cover was covered to the cushion, is provided with the external screw thread on the cushion cover outer wall, is provided with the internal thread that matches with the external screw thread on the enclosing cover inner wall, cushion cover outer wall and enclosing cover inner wall threaded connection.
The top surface of the inner cover is provided with an inserted bar with an agnail at the top end, the bottom surface of the rubber cushion cover is provided with an insertion hole matched with the inserted bar, and the inserted bar is inserted into the insertion hole.
The barbs are elastic barbs.
The bottom surface of the rubber cushion is flush with the bottom surface of the rubber cushion sleeve, and the top surface of the rubber cushion is flush with the top surface of the rubber cushion sleeve.
The cushion bottom surface is provided with radial tightening groove, and the both ends in tightening groove extend to the cushion bottom surface.
The screwing groove does not penetrate through the bottom surface of the rubber cushion cover.
The utility model discloses the beneficial effect who reaches: the utility model discloses fix the cushion in the cushion cover, cushion cover and enclosing cover threaded connection, even the enclosing cover top is because of pulling open easy-to-draw piece hunch-up, the cushion can not become flexible yet.
Drawings
FIG. 1 is a schematic structural view of a conventional infusion combination stopper;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 2, an infusion combined cover, including enclosing cover 1, the cushion 3, the cushion cover 8 of inner cup 2 and hollow cylinder structure, cushion 3 fixes in the central cavity that the cushion cover 8 was covered with the cushion, cushion 3 bottom surface flushes with cushion cover 8 bottom surface, 3 top surfaces of cushion flush with cushion cover 8 top surface, 3 bottom surfaces of cushion are provided with radial screwing up groove 6, the both ends of screwing up groove 6 extend to cushion cover 8 bottom surface, but do not run through cushion cover 8 bottom surface, be provided with external screw thread 5 on the cushion cover 8 outer wall, be provided with the internal thread that matches with external screw thread 5 on enclosing cover 1 inner wall, cushion cover 8 outer wall and enclosing cover 1 inner wall threaded connection, be provided with the inserted bar 7 of barb on inner cup 2 top surface, the barb is the elasticity barb, like the elastic plastic barb, be provided with the jack that matches with inserted bar 7 on the cushion cover 8 bottom surface, inserted bar 7 inserts the jack.
During the assembly, will be fixed with the cushion cover 8 of cushion 3 and twist enclosing cover 1 earlier, lean on with the inner face at the top of enclosing cover 1 until cushion cover 8 top surface, let back enclosing cover 1 detain on inner cup 2, inserted bar 7 on the inner cup 2 top surface inserts the jack.
Above-mentioned infusion combination stopper fixes cushion 3 in cushion cover 8, and cushion cover 8 and 1 threaded connection of enclosing cover simultaneously glue and cover 8 and interior lid 2 between through inserted bar 7 and jack connection, even 1 top of enclosing cover is because of pulling open easy-to-draw spare hunch-up, cushion cover 8 also can not become flexible to guaranteed that cushion 3 also can not become flexible.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides an infusion combined cover, includes enclosing cover, cushion and inner cup, its characterized in that: still include the cushion cover of cavity cylinder structure, the cushion is fixed in the central cavity that the cushion cover was covered, is provided with the external screw thread on the cushion cover outer wall, is provided with the internal thread that matches with the external screw thread on the enclosing cover inner wall, cushion cover outer wall and enclosing cover inner wall threaded connection.
2. The infusion combination cap of claim 1, wherein: the top surface of the inner cover is provided with an inserted bar with an agnail at the top end, the bottom surface of the rubber cushion cover is provided with an insertion hole matched with the inserted bar, and the inserted bar is inserted into the insertion hole.
3. The infusion combination cap of claim 2, wherein: the barbs are elastic barbs.
4. The infusion combination cap of claim 1, wherein: the bottom surface of the rubber cushion is flush with the bottom surface of the rubber cushion sleeve, and the top surface of the rubber cushion is flush with the top surface of the rubber cushion sleeve.
5. The infusion combination cap of claim 4, wherein: the cushion bottom surface is provided with radial tightening groove, and the both ends in tightening groove extend to the cushion bottom surface.
6. The infusion combination cap of claim 5, wherein: the screwing groove does not penetrate through the bottom surface of the rubber cushion cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535252.2U CN209864647U (en) | 2019-04-19 | 2019-04-19 | Combined cover for transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535252.2U CN209864647U (en) | 2019-04-19 | 2019-04-19 | Combined cover for transfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209864647U true CN209864647U (en) | 2019-12-31 |
Family
ID=68960824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920535252.2U Active CN209864647U (en) | 2019-04-19 | 2019-04-19 | Combined cover for transfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209864647U (en) |
-
2019
- 2019-04-19 CN CN201920535252.2U patent/CN209864647U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |