CN219354916U

CN219354916U - Self-destroying injector

Info

Publication number: CN219354916U
Application number: CN202320595049.0U
Authority: CN
Inventors: 邹湘军
Original assignee: Jiangsu Yuyang Medical Instrument Co ltd
Current assignee: Jiangsu Yuyang Medical Instrument Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-07-18
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to the technical field of syringes, in particular to a self-destroying syringe which comprises a shell and a piston, wherein a medicine storage cavity is formed in the shell, a pushing rod is arranged above the piston, a cavity is formed in the pushing rod, a self-destroying needle and a self-destroying rod are arranged in the cavity, a self-destroying box is arranged at the lower end of one side of the pushing rod, a spring, a sliding block and a self-destroying column are arranged in the self-destroying box, the self-destroying column coincides with the other end of the side wall of the pushing rod, the self-destroying needle is arranged on the upper side of the self-destroying column, a handle is arranged on the upper side of the pushing rod, the self-destroying rod penetrates through the handle and is connected with the handle in a sliding mode, a clamping handle is arranged at the upper end of the shell, a detachable needle shell is arranged at the lower end of the shell, the lower end of the detachable needle shell is connected with a needle head, cross infection is effectively prevented, a handle is arranged on the self-destroying column, and the self-destroying column is convenient to hold.

Description

Self-destroying injector

Technical Field

The utility model relates to the technical field of syringes, in particular to a self-destroying syringe.

Background

It is well known that existing syringes are a common medical device that is used to withdraw or inject gas or liquid primarily with a needle, and that can also be used for injection of medical devices, containers, such as scientific instruments in chromatography, through a rubber septum.

The existing syringes are disposable when being used, and cannot be recycled after being used, but some people can recycle the syringes, cross infection can be caused, the use reliability of the syringes is low, and therefore the self-destruction type syringe is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a self-destroying injector.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-destruction type syringe, includes shell and piston, be provided with in the shell and deposit the medicine chamber, the piston is in deposit the medicine intracavity, the piston with shell inside wall is sealed and sliding connection, the piston top is provided with the catch bar, the catch bar is upper and lower both sides wall, be provided with the cavity in the catch bar, be provided with self-destruction needle and self-destruction pole in the cavity, self-destruction pole with catch bar inside wall sliding connection, catch bar one side lower extreme is provided with the self-destruction box, be provided with spring, slider and self-destruction post in the self-destruction box, the self-destruction post runs through self-destruction box both sides wall, the slider with self-destruction post both sides wall is connected, spring one end is connected the self-destruction box inside wall, the spring other end is connected the slider with self-destruction box diapire sliding connection, the self-destruction post runs through catch bar one side wall and rather than sliding connection, the self-destruction post with the catch bar side wall other end coincidence, self-destruction needle is in the self-destruction needle side, self-destruction needle side is provided with the handle has the handle to run through its top end, can dismantle the shell.

In order to facilitate the movement of the self-destroying needle, the utility model is improved in that: the self-destroying rod is characterized in that a self-destroying handle is arranged at the upper end of the self-destroying rod, and the self-destroying handle is higher than the handle.

In order to facilitate holding the self-destruction column, the utility model is improved in that: the self-destroying column is provided with a handle on one side far away from the pushing rod.

In order to prevent slipping in the holding process, the utility model is improved in that: and anti-skid patterns are arranged on the clamping handle.

(III) beneficial effects

Compared with the prior art, the utility model provides a self-destruction injector, which has the following beneficial effects:

the self-destroying injector is provided with a self-destroying needle and a self-destroying rod, the self-destroying needle is driven to descend through the self-destroying rod, a piston can be pierced, a cavity in the piston is discharged, so that the piston is not airtight, the injector is destroyed, a self-destroying box and a self-destroying column are arranged, the self-destroying column is propped against the self-destroying needle to limit the self-destroying needle, the piston can be conveniently controlled to pierce by accidental injury, the safety of self-destroying is improved, a spring and a sliding block are arranged in the self-destroying box, the spring and the sliding block can control the position of the self-destroying column, the self-destroying needle can be pulled out to fall after the self-destroying injector is used, cross infection is effectively prevented, and the self-destroying column is convenient to hold.

Drawings

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

FIG. 2 is a schematic view of a second view of a structure according to the present utility model;

FIG. 3 is a schematic view of the inside of the self-destroying box according to the present utility model.

In the figure: 1. a housing; 2. a piston; 3. self-destroying the rod; 4. self-destroying needles; 5. a push rod; 6. a handle; 7. self-destroying the box; 8. a handle is held; 9. self-destroying the column; 10. a detachable needle housing; 11. a needle; 12. self-destroying the handle; 13. a clamping handle; 14. a spring; 15. a sliding block.

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.

Referring to fig. 1-3, a self-destroying injector comprises a housing 1 and a piston 2, wherein a medicine storage cavity is arranged in the housing 1, the piston 2 is arranged in the medicine storage cavity, the piston 2 is in sealing connection with the inner side wall of the housing 1, a pushing rod 5 is arranged above the piston 2, the pushing rod 5 is free of the upper side wall and the lower side wall, a cavity is arranged in the pushing rod 5, a self-destroying needle 4 and the self-destroying rod 3 are arranged in the cavity, the self-destroying rod 3 and the inner side wall of the pushing rod 5 are in sliding connection, a self-destroying box 7 is arranged at the lower end of one side of the pushing rod 5, a spring 14, a sliding block 15 and a self-destroying column 9 are arranged in the self-destroying box 7, the sliding block 15 is connected with the two side walls of the self-destroying box 9, one end of the spring 14 is connected with the inner side wall of the self-destroying box 7, the other end of the spring 14 is connected with the sliding block 15, the sliding connection with the bottom wall 7 of the self-destroying box 7, the self-destroying rod 9 is arranged at the side wall of the self-destroying rod 5, the self-destroying rod 6 is arranged at the side wall of the self-destroying rod 5, the self-destroying rod 3 is in sliding connection with the self-destroying rod 6, the self-destroying rod 6 is arranged at the side wall of the self-destroying rod 5, the self-destroying rod 5 is far from the self-destroying rod 6, the self-destroying rod is provided with the self-destroying rod 6, the self-destroying rod 3 is arranged at the self-destroying rod 5, and the self-destroying rod 6 is far from the self-gripping handle 6, and the self-side-body is provided with the self-destroying rod 5, and the self-destroying rod 5 is provided with the self-gripping handle 6, and the self-evident handle, and the self-evident from the self-destroying rod 5.

In the use process, the push rod 5 is pushed by pinching the two ends of the upper wall of the handle 6, after the use is finished, the handle 6 is pinched, the push rod 5 is pulled upwards, the push rod 5 moves upwards, the self-destroying box 7 is pulled to be exposed, the holding handle 8 is pulled to the side far away from the push rod 5, the self-destroying column 9 moves along with the push rod, the sliding block 15 moves along with the self-destroying column, the spring 14 is contracted, the self-destroying column 9 retreats to be overlapped with the side, close to the self-destroying box 7, of the push rod 5, the self-destroying needle 4 moves downwards along with the self-destroying rod 3, the self-destroying handle 12 is pressed downwards by hands, the self-destroying rod 3 moves downwards along with the self-destroying needle 4, the self-destroying needle 4 punctures the piston 2, then the self-destroying handle 12 is held upwards, the self-destroying needle 4 is separated from the piston 2, air in the piston 2 flows out, the piston 2 loses tightness, the holding handle 8 is loosened, the spring 14 stretches, the sliding block 15 moves along with the side, close to the push rod 5, and moves along with the self-destroying column 9.

In order to meet the above requirements, the improvement of the present utility model is that the grip handle 13 is provided with anti-slip patterns.

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. The self-destroying injector comprises a shell (1) and a piston (2), and is characterized in that: the self-destroying device is characterized in that a medicine storage cavity is arranged in the shell (1), the piston (2) is arranged in the medicine storage cavity, the piston (2) is in sealing connection with the inner side wall of the shell (1) and is in sliding connection, a pushing rod (5) is arranged above the piston (2), the pushing rod (5) is free of an upper side wall and a lower side wall, a cavity is arranged in the pushing rod (5), a self-destroying needle (4) and a self-destroying rod (3) are arranged in the cavity, the self-destroying rod (3) is in sliding connection with the inner side wall of the pushing rod (5), a self-destroying box (7) is arranged at the lower end of one side of the pushing rod (5), a spring (14), a sliding block (15) and a self-destroying column (9) are arranged in the self-destroying box (7), the sliding block (15) penetrates through the two side walls of the self-destroying box (7), one end of the spring (14) is connected with the inner side wall of the self-destroying box (7), the other end of the spring (14) is connected with the self-destroying column (9) and the self-destroying column (9) in a sliding connection mode, the sliding block (9) is connected with the self-destroying column (5), the utility model discloses a self-destroying needle, including casing (1), catch bar (5), catch bar (3), push rod (5) upside is provided with handle (6), self-destroying rod (3) run through handle (6) and rather than sliding connection, casing (1) upper end is provided with grip handle (13), casing (1) lower extreme is provided with can dismantle needle shell (10), can dismantle needle shell (10) lower extreme connect syringe needle (11).

2. A self-destroying syringe according to claim 1, wherein: the upper end of the self-destroying rod (3) is provided with a self-destroying handle (12), and the self-destroying handle (12) is higher than the handle (6).

3. A self-destroying injector according to claim 2, wherein: one side of the self-destroying column (9) far away from the pushing rod (5) is provided with a handle (8).

4. A self-destroying injector according to claim 3, wherein: the clamping handle (13) is provided with anti-skid patterns.