CN219462164U

CN219462164U - Anti-infection syringe

Info

Publication number: CN219462164U
Application number: CN202320254806.8U
Authority: CN
Inventors: 吴瑞; 薛树威; 章燕; 戴琼
Original assignee: Rui'an Animal Disease Prevention And Control Center Rui'an Animal Product Safety Monitoring Station
Current assignee: Rui'an Animal Disease Prevention And Control Center Rui'an Animal Product Safety Monitoring Station
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-08-04
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to the technical field of livestock and veterinary, in particular to an anti-infection injector, which comprises an outer needle seat, an inner needle seat and an outer needle seat, wherein the outer needle seat is arranged at one end of the outer surface of the inner needle seat; an outer needle connecting pipe connected to one end of the outer needle seat; the outer needle is connected to one end of the outer needle connecting pipe; the connecting plate is connected to the other end of one side of the injection tube, and the shape of the connecting plate is L-shaped; the sliding groove is arranged in the middle of the connecting plate; the pushing handle connecting block is connected to one side of the pushing handle and is matched with the chute; and the moving block is connected to one side of the push handle connecting block. The utility model overcomes the defects of the prior art, the outer needle can be directly detached and discarded after the outer needle sucks the liquid medicine, the use of the liquid medicine bottle with any size is not affected, and the cross infection is not easy to be caused even if the outer needle touches other places, and a veterinarian does not need five fingers and pulls the push rod back, and only needs to push the moving block upwards by using one thumb, so that the utility model is easier.

Description

Anti-infection syringe

Technical Field

The utility model relates to the technical field of livestock and veterinary, in particular to an anti-infection syringe.

Background

The veterinary medicine is generally divided into two types, one is livestock veterinarian, which is specially used for raising livestock such as pigs, cows and chickens to treat diseases, the other is pet veterinarian, which is specially used for raising individual pets such as cats and dogs to treat diseases, the general medicine adding injector is composed of a needle cylinder, a piston and a push rod, the veterinary medicine is operated by pushing and pulling the piston through the push rod, the operation of sucking medicine liquid, mixing medicine liquid and the like is realized, however, when the injector is used for sucking medicine liquid in a medicine bottle, the needle part of the injector is likely to touch hands or other places, so that cross infection is easily caused.

According to the anti-infection injector (CN 213031279U), the fixing device is formed by the sliding block, the sliding groove, the clamping rod, the limiting groove, the limiting block and the spring, so that when the injector extracts medicines in the medicine bottle, cross infection caused by careless contact between a needle head of the injector and hands or other places is avoided, but when the injector sucks medicine liquid, the medicine bottle is required to be placed into the fixing cover for extraction, the injection needle tube still has the risk of touching the outer wall of the medicine bottle, the fixing cover is limited in size, the larger medicine bottle still has a certain limitation, a doctor needs to use five fingers of one hand simultaneously when sucking the medicine liquid, the push rod for grabbing the injector is pulled back, and the sucking process is also difficult and troublesome.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an anti-infection injector, which aims to solve the problems that in the prior art, when the injector sucks liquid medicine, a liquid medicine bottle is required to be placed into a fixed cover for extraction, an injection needle tube still has the risk of touching the outer wall of the liquid medicine bottle, the fixed cover is limited in size, a larger liquid medicine bottle still cannot use the fixed cover, the fixed cover has certain limitation, and when the injector sucks liquid medicine, a veterinarian is required to use five fingers of one hand together, a push rod for grasping the injector is pulled back, and the sucking process is not hard and troublesome.

In order to solve the technical problems, the utility model provides the following technical scheme:

an anti-infection injector comprises an injection tube and a push handle, wherein an inner needle seat is arranged at one end of the injection tube, and threads are arranged on the outer surface of the inner needle seat; the outer needle head seat is arranged at one end of the outer surface of the inner needle head seat, and the inner part of the outer needle head seat is arranged on the threads and is in threaded connection with the inner needle head seat; an inner needle connecting pipe connected to one end of the inner needle seat; the outer needle connecting pipe is connected to one end of the outer needle seat, the inner diameter of the outer needle connecting pipe is larger than the outer wall diameter of the inner needle connecting pipe, and the inner needle connecting pipe is wrapped; the inner needle is connected to one end of the inner needle connecting pipe, and the other end of the inner needle connecting pipe is provided with an inclined notch; the outer needle is connected to one end of the outer needle connecting pipe, the other end of the outer needle connecting pipe is provided with an inclined notch, the diameter of the inner wall of the outer needle is larger than that of the outer wall of the inner needle, and the inner needle is wrapped; the connecting plate is connected to the other end of one side of the injection tube, and the shape of the connecting plate is L-shaped; the sliding chute is arranged in the middle of the connecting plate; the pushing handle connecting block is connected to one side of the pushing handle, is arranged in the sliding groove and is matched with the sliding groove; and the moving block is connected to one side of the push handle connecting block and is arranged on one side of the connecting plate.

Preferably, the outer needle mount further comprises: the needle head protection tube is arranged on the outer surface of the outer needle head seat and wraps the outer needle head.

Preferably, the outer needle mount further comprises: the outer needle clamp ring is arranged in the outer needle seat and is a raised annular buckle.

Preferably, the needle protection tube further comprises: and the protective tube clamping ring is arranged in the needle head protective tube and is matched with the outer needle head clamping ring.

Preferably, the push handle further comprises: the push rod is connected to the other side of the push handle, is equal to the syringe in length and is arranged in the syringe.

Preferably, the push rod further comprises: and the rubber plug is connected to the other end of the push rod and is matched with the inner space of the injection tube.

The embodiment of the utility model provides an anti-infection injector, which has the following beneficial effects: after the syringe is used for sucking the liquid medicine, the outer needle head can be directly detached and discarded, the use is not affected no matter what size of the liquid medicine bottle is, and even if the outer needle head is in contact with other places, cross infection is not easy to cause, a veterinarian does not need to draw the push rod backwards, and only one thumb is needed to push up the moving block, so that the syringe is easier.

1. Through setting up outer syringe needle, with outer syringe needle seat and interior syringe needle seat threaded connection, after sucking the liquid medicine with outer syringe needle, can directly lift off outer syringe needle and discard, no matter what size's liquid medicine bottle all does not influence the use, and just the outer syringe needle has to touch other places, also is difficult to cause cross infection.

2. Through setting up the movable block, will push away the handle connecting block and agree with in the spout, the animal doctor need not five fingers and with the push rod back draw, only need with a thumb with the movable block push up can, it is lighter.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic diagram of the structure of the present utility model;

fig. 4 is a schematic view of the structure of the present utility model.

In the figure: 1. a syringe; 2. a needle protecting tube; 3. a push handle; 4. a protective tube clasp; 5. an outer needle mount; 6. an outer needle clasp; 7. an outer needle connecting tube; 8. an outer needle; 9. an inner needle mount; 10. an inner needle connecting tube; 11. an inner needle; 12. a push rod; 13. a rubber stopper; 14. a push handle connecting block; 15. a moving block; 16. a connecting plate; 17. and a sliding groove.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1, 3 and 4, an infection-preventing syringe comprises a syringe 1, a rubber plug 13 is arranged in the syringe 1, the rubber plug 13 is matched with the syringe 1, one side of the rubber plug 13 is connected with a push rod 12, the push rod 12 is equal to the syringe 1 in length, the other end of the push rod 12 is connected with a push handle 3, the outer surface of the syringe 1 is connected with a connecting plate 16, a sliding groove 17 is arranged in the connecting plate 16, one side of the push handle 3 is connected with a push handle connecting block 14, the push handle connecting block 14 is matched with the sliding groove, the other side of the push handle connecting block 14 is connected with a movable block 15, one side of the movable block 15 is provided with a plurality of raised surfaces, in order to increase friction force, a veterinarian can grasp the syringe 1, push the movable block 15 upwards by using a thumb to drive the push handle 3 upwards, the rubber plug 13 upwards moves by using the push rod 12 to suck medical liquid into the syringe 1, and the push rod is not required to be pulled backwards.

As shown in fig. 1 and 2, an inner needle seat 9 is installed at one end of a syringe 1, the outer surface of the inner needle seat 9 is provided with threads, the other end of the inner needle seat 9 is connected with an inner needle connecting pipe 10, an inner needle 11 is connected with the other end of the inner needle connecting pipe 10, the inner wall of the outer needle seat 5 is provided with threads and is in threaded connection with the inner needle seat 9, an outer needle clamping ring 6 is arranged in the inner needle seat, the other side of the outer needle seat is connected with an outer needle connecting pipe 7, the outer needle 8 is connected with the other side of the outer needle connecting pipe 7, the inner needle 11 is wrapped, a protective tube clamping ring 4 is arranged in the needle protective tube 2 and is matched with the outer needle clamping ring 6, the needle protective tube 2 is fixed on the outer surface of the outer needle seat 5, the outer needle 8 is wrapped, after the outer needle 8 is used for sucking medicine liquid, the outer needle 8 can be directly dismounted and discarded, no matter what size medicine liquid bottle does not affect the use, and no matter what is the outer needle 8 has a touch with other places, and cross infection is not easy to cause.

Working principle: the needle head protection tube 2 is pulled down, the outer needle head 8 is inserted into a liquid medicine bottle, the injection tube 1 is held by one hand, the moving block 15 is pushed upwards by using the thumb, one surface of the moving block 15 is provided with a plurality of convex surfaces, the friction force can be increased to drive the push handle 3 to move upwards, the rubber plug 13 is moved upwards by utilizing the push rod 12, the liquid medicine is sucked into the injection tube 1, five fingers are not needed, the push rod is pulled back, the operation is easier, the outer needle head 8 can be directly detached and discarded after the liquid medicine is sucked by the outer needle head 8, the use of the liquid medicine bottle of any size is not affected, and the cross infection is not easy to cause even if the outer needle head 8 is in contact with other places.

Claims

1. An anti-infective syringe, comprising:

the injection tube (1) and the pushing handle (3), the injection tube (1) is provided with an inner needle seat (9) at one end, and the outer surface of the inner needle seat (9) is provided with threads;

an outer needle seat (5) which is arranged at one end of the outer surface of the inner needle seat (9), is internally provided with threads and is in threaded connection with the inner needle seat (9);

an inner needle connecting tube (10) connected to one end of the inner needle holder (9);

the outer needle connecting pipe (7) is connected to one end of the outer needle seat (5), the inner diameter of the outer needle connecting pipe (7) is larger than the outer wall diameter of the inner needle connecting pipe (10), and the inner needle connecting pipe (10) is wrapped;

an inner needle (11) connected to one end of the inner needle connecting tube (10), and having an inclined cut at the other end;

the outer needle head (8) is connected to one end of the outer needle head connecting pipe (7), an inclined notch is formed in the other end of the outer needle head connecting pipe, the diameter of the inner wall of the outer needle head (8) is larger than that of the outer wall of the inner needle head (11), and the inner needle head (11) is wrapped;

the connecting plate (16) is connected to the other end of one side of the injection tube (1) and is L-shaped;

a chute (17) provided in the middle of the connection plate (16);

a push handle connecting block (14) connected to one side of the push handle (3), installed inside the chute (17), and engaged with the chute (17);

and a moving block (15) connected to one side of the push handle connecting block (14) and provided on one side of the connecting plate (16).

2. The infection-preventing syringe according to claim 1, wherein the outer needle mount (5) further comprises:

and the needle head protection tube (2) is arranged on the outer surface of the outer needle head seat (5) and wraps the outer needle head (8).

3. The infection-preventing syringe according to claim 1, wherein the outer needle mount (5) further comprises:

the outer needle head clamping ring (6) is arranged in the outer needle head seat (5) and is a convex annular buckle.

4. The infection-preventing syringe according to claim 2, wherein the needle protecting tube (2) further comprises:

and the protective tube clamping ring (4) is arranged in the needle head protective tube (2) and is matched with the outer needle head clamping ring (6).

5. The infection-preventing syringe according to claim 1, wherein the push handle (3) further comprises:

and a push rod (12) connected to the other side of the push handle (3) and having the same length as the syringe (1) and arranged inside the syringe (1).

6. The infection-preventing syringe of claim 5, wherein the pushrod (12) further comprises:

and a rubber stopper (13) connected to the other end of the push rod (12) and engaged with the inner space of the syringe (1).