CN213911976U

CN213911976U - Positive pressure joint protective sleeve

Info

Publication number: CN213911976U
Application number: CN202022489481.0U
Authority: CN
Inventors: 吴翠萍; 朱佩佩
Original assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology; Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-10
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a malleation connects protective sheath, the female cap comprises a cap body, the top side fixed mounting who overlaps internal portion has the screw thread seat, the trompil has been seted up to the bottom of screw thread seat, the downside of trompil inner circle is provided with the internal thread, the slot has been seted up to the mid side on the inside top of screw thread seat, the inside top side fixed mounting of slot has first spring. The utility model discloses an extrusion piece that sets up, second sponge piece and first sponge piece, after the infusion is accomplished, insert the inside of the cover body with the one end that the malleation connects, then under the effect of two second springs, make two extrusion pieces and two second sponge pieces offset with the screw thread department that the malleation connects, then the rotatory cover body again, make the malleation connect with the internal thread to connect soon, at this in-process, the screw thread department that the malleation connects receives cleaning of second sponge piece, and the tip that the malleation connects then can receive cleaning of first sponge piece, compare in prior art, the disinfection effect of this application is better, prior art's practicality has effectively been improved.

Description

Positive pressure joint protective sleeve

Technical Field

The utility model relates to the field of medical equipment, specifically a malleation connects protective sheath.

Background

The positive pressure joint of the medical remaining needle is generally a connecting part of a disinfected needle-free venous transfusion device, a mechanical valve arranged at the inlet end of the positive pressure joint is communicated with a transfusion device joint, a butylene rubber plug in the valve is propped by a transfusion device plug to enable liquid to circulate, after transfusion, the transfusion plug is separated out, compressed silica gel in the positive pressure joint resets to close the valve, and the medical remaining needle positive pressure joint avoids pain of a patient caused by repeated puncture and is widely used in transfusion medical treatment, so that the medical remaining needle positive pressure joint is convenient to operate, safe and reliable.

An anti-fouling device for a positive pressure joint of an indwelling needle disclosed in the prior patent publication No. CN204745199U is a protective cap, and comprises a cap cover and a tubular cap wall, wherein the cap cover and the tubular cap wall enclose a cavity for placing an interface end of the positive pressure joint; the wall of the tubular cap is internally provided with an internal thread matched with the external thread of the positive pressure joint; the cap is provided with a wiping device, and the wiping device comprises a wiping head arranged in the cavity and used for wiping the positive pressure connector interface and a pressing device connected with the wiping head. The utility model discloses an antifouling device prevents that the malleation from connecting and exposing in the air, needn't medical staff wrap up the operation of malleation joint with aseptic gauze after once infusing simultaneously, has improved work efficiency, saves a large amount of gauzes.

The terminal surface of crimping connector can only be disinfected to prior art, can't disinfect to the threaded connection department of crimping connector well, and the disinfection effect is not good, has the limitation.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: the invention aims to solve the technical problems that the end face of the normal pressure joint can only be disinfected and the threaded connection part of the normal pressure joint cannot be disinfected and the disinfection effect is poor in the prior art or the prior art, and improves and innovates the technical problems, and aims to provide a positive pressure joint protective sleeve, which aims to solve the problems and achieve the purpose of the utility model, and the utility model discloses a following design structure and technical scheme realize:

a positive-pressure joint protective sleeve comprises a sleeve body, wherein a threaded seat is fixedly mounted on the top side inside the sleeve body, a hole is formed in the bottom of the threaded seat, an internal thread is arranged on the lower side of an inner ring of the hole, a slot is formed in the middle of the top end inside the threaded seat, a first spring is fixedly mounted on the top side inside the slot, a supporting rod is fixedly mounted at the bottom end of the first spring, a push plate is fixedly mounted at the bottom end of the supporting rod, and a first sponge block is arranged on the bottom side of the push plate;

the lower extreme of the inside both sides of cover body all has the extrusion piece through the hinge handing-over, two the upside of hinge is provided with the second spring, the one end of second spring and the inner wall fixed connection of the cover body, the other end of second spring and the outside fixed connection of corresponding extrusion piece, one side that the second spring was kept away from to the extrusion piece is provided with the second sponge piece.

As a preferred embodiment of the present invention, the upper side of the slot extends to the top side of the inside of the sleeve body, and the outer diameter of the support rod is the same as the inner diameter of the slot.

As an optimized embodiment of the utility model, the bottom side bonding of push pedal has first magic tape matt surface, the top bonding of first sponge piece has first magic tape thorn face.

As a preferred embodiment of the present invention, the top of the extrusion block is arc-shaped.

As an optimal implementation mode of the utility model, one side that the second sponge piece is close to the extrusion piece is bonded and is had second magic subsides thorn face, one side that the extrusion piece is close to the second sponge piece is bonded and is had second magic subsides hair side.

As a preferred embodiment of the present invention, the outer diameter of the first sponge block is slightly smaller than the inner diameter of the internal thread.

The utility model discloses beneficial effect:

1. after the infusion is completed, one end of the positive pressure joint is inserted into the cover body, then under the action of the two second springs, the two extrusion blocks and the two second sponge blocks are abutted against the thread of the positive pressure joint, then the cover body is rotated, so that the positive pressure joint is screwed with the internal thread, in the process, the thread of the positive pressure joint is cleaned by the second sponge blocks, and the end part of the positive pressure joint is cleaned by the first sponge blocks;

2. when first sponge piece and second sponge piece need be changed, can directly tear first sponge piece and second sponge piece from push pedal and extrusion piece respectively, then add new first sponge piece and second sponge piece again attached on push pedal and extrusion piece can, it is more convenient when changing first sponge piece and second sponge piece, the work efficiency when effectively having improved the change, it is more practical.

Drawings

Fig. 1 is a front view of a positive pressure joint protection sleeve of the present invention;

fig. 2 is a bottom schematic view of a positive pressure joint protection sleeve of the present invention;

FIG. 3 is a perspective view of a first sponge block of the positive pressure joint protection sleeve of the present invention;

fig. 4 is an enlarged schematic view of fig. 1A of the positive pressure joint protection sleeve of the present invention.

In the figure: 1. a sleeve body; 2. a threaded seat; 3. opening a hole; 4. an internal thread; 5. a slot; 6. a first spring; 7. a strut; 8. pushing the plate; 9. a first sponge block; 10. a hinge; 11. extruding the block; 12. a second spring; 13. a second sponge block; 14. a first magic tape matt surface; 15. a first magic tape stabbing surface; 16. a second magic tape stabbing surface; 17. the second magic tape hair side.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the embodiments described herein.

Referring to fig. 1-4, the present invention provides a technical solution: a positive-pressure joint protective sleeve comprises a sleeve body 1, wherein a threaded seat 2 is fixedly mounted on the top side inside the sleeve body 1, a hole 3 is formed in the bottom of the threaded seat 2, an internal thread 4 is arranged on the lower side of the inner ring of the hole 3, a slot 5 is formed in the middle side of the top end inside the threaded seat 2, a first spring 6 is fixedly mounted on the top side inside the slot 5, a supporting rod 7 is fixedly mounted at the bottom end of the first spring 6, a push plate 8 is fixedly mounted at the bottom end of the supporting rod 7, and a first sponge block 9 is arranged on the bottom side of the push plate 8;

the lower extreme of the inside both sides of the cover body 1 all has the extrusion piece 11 through hinge 10 handing-over, and the upside of two hinges 10 is provided with second spring 12, the one end of second spring 12 and the inner wall fixed connection of the cover body 1, the other end of second spring 12 and the outside fixed connection of corresponding extrusion piece 11, and one side that second spring 12 was kept away from to extrusion piece 11 is provided with second sponge piece 13.

The upper side of the slot 5 extends to the top side of the inner part of the sleeve body 1, and the outer diameter of the supporting rod 7 is the same as the inner diameter of the slot 5, so that the position of the supporting rod 7 is convenient to limit.

The bottom side of push pedal 8 is bonded with first magic tape matte 14, and the top of first sponge piece 9 is bonded with first magic tape thorn face 15, the connection and the separation of first sponge piece and push pedal of being convenient for.

The top of extrusion piece 11 is the arc, is convenient for reduce the frictional force at extrusion piece 11 top, avoids extrusion piece 11's top and malleation to connect the card together.

One side of the second sponge block 13 close to the extrusion block 11 is bonded with a second magic tape stabbing surface 16, one side of the extrusion block 11 close to the second sponge block 13 is bonded with a second magic tape hair surface 17, and connection and separation of the second sponge block 13 and the extrusion block 11 are facilitated.

The outer diameter of the first sponge block 9 is slightly smaller than the inner diameter of the internal thread 4, so that the second sponge block 9 can be torn off conveniently.

The utility model discloses, in using, after the infusion is accomplished, insert the inside of the cover body 1 with the one end that the malleation connects, then under the effect of two second springs 12, make two extrusion pieces 11 and two second sponge pieces 13 offset with the screw thread department that the malleation connects, then rotatory cover body 1 again, make the malleation connect with internal thread 4 to connect soon, at this in-process, the screw thread department that the malleation connects receives cleaning of second sponge piece 13, and the tip that the malleation connects then can receive cleaning of first sponge piece 9, and when first sponge piece 9 and second sponge piece 13 need be changed, instruments such as usable tweezers are direct to tear first sponge piece 9 and second sponge piece 13 from push pedal 8 and extrusion piece 11 respectively, then add new first sponge piece 9 and second sponge piece 13 attached can on push pedal 8 and extrusion piece 11 again.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a malleation connects protective sheath, includes the cover body (1), its characterized in that: a threaded seat (2) is fixedly mounted on the top side inside the sleeve body (1), a hole (3) is formed in the bottom of the threaded seat (2), an internal thread (4) is arranged on the lower side of the inner ring of the hole (3), a slot (5) is formed in the middle of the top end inside the threaded seat (2), a first spring (6) is fixedly mounted on the top side inside the slot (5), a supporting rod (7) is fixedly mounted at the bottom end of the first spring (6), a push plate (8) is fixedly mounted at the bottom end of the supporting rod (7), and a first sponge block (9) is arranged on the bottom side of the push plate (8);

the lower extreme of the inside both sides of the cover body (1) all has been handed over through hinge (10) and has been extrudeed piece (11), two the upside of hinge (10) is provided with second spring (12), the one end of second spring (12) and the inner wall fixed connection of the cover body (1), the other end of second spring (12) and the outside fixed connection of corresponding extrusion piece (11), one side that second spring (12) were kept away from in extrusion piece (11) is provided with second sponge piece (13).

2. A positive pressure joint boot according to claim 1, wherein: the upper side of the slot (5) extends to the top side of the interior of the sleeve body (1), and the outer diameter of the support rod (7) is the same as the inner diameter of the slot (5).

3. A positive pressure joint boot according to claim 1, wherein: the bottom side of the push plate (8) is adhered with a first magic tape hair surface (14), and the top of the first sponge block (9) is adhered with a first magic tape stabbing surface (15).

4. A positive pressure joint boot according to claim 1, wherein: the top of the extrusion block (11) is arc-shaped.

5. A positive pressure joint boot according to claim 1, wherein: one side of the second sponge block (13) close to the extrusion block (11) is bonded with a second magic tape stabbing surface (16), and one side of the extrusion block (11) close to the second sponge block (13) is bonded with a second magic tape fluffy surface (17).

6. A positive pressure joint boot according to claim 1, wherein: the outer diameter of the first sponge block (9) is slightly smaller than the inner diameter of the internal thread (4).