CN220477898U

CN220477898U - Pre-punching stab-resistant injector

Info

Publication number: CN220477898U
Application number: CN202321609875.2U
Authority: CN
Inventors: 邵伟锋
Original assignee: Jiangyin Jinfeng Medical Equipment Co ltd
Current assignee: Jiangyin Jinfeng Medical Equipment Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2024-02-13
Anticipated expiration: 2033-06-25

Abstract

The utility model belongs to the technical field of syringes, and particularly discloses a pre-punching stab-resistant syringe which comprises a needle connecting pipe, wherein a limit ring is arranged on the outer side of the needle connecting pipe, a groove is formed in the limit ring, a through groove is formed in the inner wall of the groove, a protective shell is arranged at the top of the limit ring, and a lug is arranged at the outer side of the protective shell and close to the bottom; taking out the protecting crust, pinching the outside of protecting crust and inwards pinching the protecting crust, aligning the recess with the one end of protecting crust for protecting crust and recess gomphosis, the lug in the protecting crust outside aligns the logical groove in the retainer plate outside, make lug and logical groove joint, the protecting crust is fixed with the retainer plate after the joint, make the protection that the syringe needle can not stab the staff through the protection of protecting crust, the effectual protection of having solved is with the direct cover of protecting crust in the outside of syringe needle, the cover can drop when touching in the protecting crust later stage in the outside, the protecting crust takes off the back, the syringe needle still can cause the problem of injury to the staff.

Description

Pre-punching stab-resistant injector

Technical Field

The utility model relates to the technical field of syringes, in particular to a pre-punching puncture-preventing syringe.

Background

The infusion set is a common medical consumable, and after aseptic treatment, a channel between a vein and a liquid medicine is established for intravenous infusion, and the infusion set is generally formed by connecting eight parts of a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, wherein part of the infusion set is also provided with an injection part, a medicine adding port and the like;

the used injector can be lost into the garbage bin, when the used injector needs to be recovered, the needle is sharp, and the needle is easy to hurt staff during recovery, so that the needle needs to be protected, the common protection is to directly cover the protective shell on the outer side of the needle, the protective shell sleeved on the outer side can fall off when being touched in the later stage, and the needle can also hurt the staff after falling off.

Disclosure of Invention

The utility model aims to provide a pre-flushing type puncture-proof injector, which aims to solve the problem that a common protection is to directly cover a protective shell on the outer side of a needle, the protective shell sleeved on the outer side can fall off when being touched in the later period, and the needle can damage staff after the protective shell falls off.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pre-flush stab-resistant syringe, comprising;

the needle connecting pipe is provided with a limit ring at the outer side, the limit ring is fixedly connected with the needle connecting pipe, a groove is formed in the limit ring, and a through groove is formed in the inner wall of the groove;

the top that is located the spacing collar is provided with the protecting crust, and the protecting crust outside is provided with the lug near the position of bottom, lug and protecting crust fixed connection, and the bottom and the recess gomphosis of protecting crust, lug pass through logical groove and spacing collar joint.

Preferably, the outer side of the protective shell is provided with a ventilation port, and two sides close to the ventilation port are provided with anti-skid grooves.

Preferably, the top of the needle connecting pipe is fixedly provided with a needle, the outer side of the needle connecting pipe is provided with a handle, and the handle is fixedly connected with the needle connecting pipe.

Preferably, the bottom of the needle connecting pipe is fixedly provided with an infusion pipe, and one end of the infusion pipe is fixedly provided with an infusion connecting pipe.

Preferably, an air inlet pipe is fixedly arranged on one side of the infusion connecting pipe, a sealing cover is arranged on the outer side of the air inlet pipe, and the sealing cover is embedded with the air inlet pipe.

Compared with the prior art, the utility model has the beneficial effects that:

taking out the protective shell, pinching the outer side of the protective shell to pinch the protective shell inwards, aligning one end of the protective shell with the groove to enable the protective shell to be embedded with the groove, aligning the protruding block on the outer side of the protective shell with the through groove on the outer side of the limit ring to enable the protruding block to be clamped with the through groove, and fixing the protective shell and the limit ring after clamping, so that a needle head can be protected by the protective shell and cannot hurt workers; the problem that the needle head can cause injury to staff after the protective shell falls off is effectively solved, and the common protection is to directly cover the protective shell on the outer side of the needle head, and the protective shell sleeved on the outer side falls off when being touched in the later stage.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an exploded perspective view of a local device according to the present utility model;

fig. 3 is a schematic cross-sectional perspective view of a partial device of the present utility model.

In the figure: 10. a transfusion connecting pipe; 11. an infusion tube; 12. an air inlet pipe; 13. sealing cover; 14. a handle; 15. a needle connecting pipe; 16. a limit ring; 17. a needle; 18. a through groove; 19. a groove; 20. a protective shell; 21. an anti-skid groove; 22. a ventilation port; 23. and a bump.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-3, the present utility model provides a technical solution: a pre-flush stab-resistant syringe, comprising;

the needle connecting pipe 15, the outside of needle connecting pipe 15 is provided with spacing collar 16, and spacing collar 16 and needle connecting pipe 15 are the integral type and are connected, and spacing collar 16 later stage can carry out spacingly to protecting crust 20, and recess 19 has been seted up to the inside of spacing collar 16, and logical groove 18 has been seted up to the inner wall of recess 19, and recess 19 and logical groove 18 later stage can carry out the joint to protecting crust 20

The top that is located spacing collar 16 is provided with protective housing 20, and the one end of protective housing 20 passes through recess 19 and the gomphosis of spacing collar 16, and the position that is close to the bottom in protective housing 20 outside is provided with lug 23, and lug 23 is integrated into one piece with protective housing 20 and is connected, can pass through lug 23 and stopper 16 joint, and lug 23 passes through logical groove 18 and stopper 16 joint for protective housing 20 and stopper 16 joint are fixed.

The outer side of the protective shell 20 is provided with the ventilation opening 22, when the re-injector is not used, the needle 17 is protected through the protective shell 20, but residual medicine in the needle needs ventilation, so that ventilation of the ventilation opening 22 is improved, the outer side of the anti-sliding groove 21 is close to the two sides of the ventilation opening 22, and the anti-sliding groove 21 is arranged at the later stage, so that the anti-sliding phenomenon can not occur when the protective shell 20 is taken.

The top gomphosis of syringe needle connecting pipe 15 is provided with syringe needle 17, and the outside of syringe needle connecting pipe 15 is provided with handle 14, and handle 14 and syringe needle connecting pipe 15 are integral type fixed connection, through handle 14, can be convenient for pick up syringe needle connecting pipe 15, also can place syringe needle 17 when picking up syringe needle connecting pipe 15 and prick the hand.

The infusion tube 11 is embedded at the bottom of the needle connecting tube 15, the infusion connecting tube 10 is embedded and fixed at one end of the infusion tube 11, and the medicine in the infusion pot can be transferred into the infusion tube 11 through the infusion connecting tube 10 and then is input into a patient through the infusion tube 11.

One side of the infusion connecting pipe 10 is provided with an air inlet pipe 12, the air inlet pipe 12 and the infusion connecting pipe 10 are integrated, external air can enter the infusion pipe 11 through the air inlet pipe 12, the outer side of the air inlet pipe 12 is provided with a sealing cover 13, the sealing cover 13 is embedded with the air inlet pipe 12, and when the air inlet pipe 12 is not used for air inlet, the sealing cover can block the air inlet pipe 12 to prevent the external air from entering.

The infusion set is a common medical consumable, and after aseptic treatment, a channel between a vein and liquid medicine is established for intravenous infusion, and the infusion set is generally formed by connecting eight parts of a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow speed regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, wherein part of the infusion set is also provided with an injection part, a medicine adding port and the like.

Working principle: when in use, the infusion connecting pipe 10 is inserted into the infusion pot, and the sealing cover 13 is opened, so that the outside air is discharged into the infusion pipe 11;

when not in use, the protecting shell 20 is taken out, the protecting shell 20 is pinched to pinch the protecting shell 20 inwards, the groove 19 is aligned to one end of the protecting shell 20, the protecting shell 20 is embedded with the groove 19, the convex block 23 on the outer side of the protecting shell 20 is aligned to the through groove 18 on the outer side of the limit ring 16, the convex block 23 is clamped with the through groove 18, the protecting shell 20 is fixed with the limit ring 16 after being clamped, the needle 17 can be prevented from injuring staff through the protection of the protecting shell 20, and the anti-slip groove 21 is arranged on the outer side of the protecting shell 20, so that the phenomenon of finger slipping caused by sweat can not occur when the protecting shell 20 is held.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pre-flush stab-resistant syringe, characterized in that: comprises the following steps of;

the needle connecting pipe (15), the outside of the needle connecting pipe (15) is provided with a limit ring (16), the limit ring (16) is fixedly connected with the needle connecting pipe (15), a groove (19) is formed in the limit ring (16), and a through groove (18) is formed in the inner wall of the groove (19);

the top that is located spacing collar (16) is provided with protecting crust (20), and the position that is close to the bottom in protecting crust (20) outside is provided with lug (23), lug (23) and protecting crust (20) fixed connection, and the bottom and the recess (19) gomphosis of protecting crust (20), lug (23) pass through logical groove (18) and spacing collar (16) joint.

2. A pre-flush stab-resistant syringe as in claim 1, wherein: the outside of the protective shell (20) is provided with a ventilation port (22), and two sides close to the ventilation port (22) are provided with anti-skid grooves (21).

3. A pre-flush stab-resistant syringe as in claim 1, wherein: the top of the needle connecting pipe (15) is fixedly provided with a needle (17), the outer side of the needle connecting pipe (15) is provided with a handle (14), and the handle (14) is fixedly connected with the needle connecting pipe (15).

4. A pre-flush stab-resistant syringe as in claim 1, wherein: the bottom of the needle connecting pipe (15) is fixedly provided with an infusion pipe (11), and one end of the infusion pipe (11) is fixedly provided with an infusion connecting pipe (10).

5. A pre-flush stab-resistant syringe as in claim 4, wherein: an air inlet pipe (12) is fixedly arranged on one side of the infusion connecting pipe (10), a sealing cover (13) is arranged on the outer side of the air inlet pipe (12), and the sealing cover (13) is embedded with the air inlet pipe (12).