CN215651765U

CN215651765U - Blood vessel injection device for animal medical science experiments

Info

Publication number: CN215651765U
Application number: CN202122134648.6U
Authority: CN
Inventors: 王剑飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-28
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a blood vessel injection device for animal medicine experiments, which belongs to the technical field of animal medicine experiments and comprises a needle cylinder, wherein a push rod is inserted into the needle cylinder, the bottom of the push rod is fixedly connected with a piston, the outer side wall of the needle cylinder is sleeved with a lantern ring, the bottom of the lantern ring is fixedly connected with a spring B, the lantern ring is connected with a pressing block in a matching way through the spring B, the top of the pressing block is fixedly connected with a top rod, one side of the outer side wall of the needle cylinder is fixedly connected with an installation frame, during injection, the position of the pressing block is adjusted, so that the pressing block presses two sides of a part of an animal to be injected, then the needle cylinder is pressed downwards and the push rod is pressed for injection, and as the position of the lantern ring is limited by an injection tube, the elastic force of the spring B only can downwards advance and the pressing and fixing the animal through the pressing block along with the downward pressing of the needle cylinder, the stability of the animal in the injection process is improved, and the operation is convenient.

Description

Blood vessel injection device for animal medical science experiments

Technical Field

The utility model relates to the technical field of animal medical experiments, in particular to a blood vessel injection device for animal medical experiments.

Background

Animal medicine mainly relates to the subject fields such as extrusion veterinary medicine, prevention veterinary medicine, clinical veterinary medicine, veterinary medicine and veterinary medicine, has basic theories, basic knowledge and basic skills in aspects such as small animal disease prevention and treatment, pasture medicine, veterinary public health and veterinary medicine, and needs to carry out blood vessel injection work in the animal medicine experiment process.

Patent number is CN 211485077U's publication a blood vessel injection device for animal medicine experiments, the cover through the outside activity at the inner tube has the urceolus, when the capacity of discovery inner tube is not enough, can take the urceolus out from the inner tube outside and increase this injection device's whole capacity, use more flexibility, extensive applicability, the cover has the commentaries on classics lid on the tip of urceolus, utilize to change the lid and can seal this injection device, avoid its inside secondary pollution's that appears the condition, use safelyr, and it passes through the screw thread commentaries on classics tightly on the urceolus to change the lid, when needs wash the device is inside, can change down and change the lid, it is simpler, and convenient to wash the operation.

The vascular injection device has the following defects that 1, when the injection device is used, particularly when animals such as mice are injected, the animals are easy to move around and are difficult to fix, and the injection precision is influenced; 2. the injection device is single in functionality and only capable of performing single operation, a batch of animals are required to be continuously injected in the animal experiment process, the injection device is low in efficiency in use, and therefore the blood vessel injection device for the animal medical experiment is provided.

Disclosure of Invention

The utility model provides a vascular injection device for animal medical experiments, aiming at conveniently keeping the stability of animals in the injection process and simultaneously carrying out continuous injection operation on the animals.

The specific technical scheme provided by the utility model is as follows:

the utility model provides a blood vessel injection device for animal medicine experiments, which comprises a needle cylinder, wherein a push rod is inserted into the needle cylinder, the bottom of the push rod is fixedly connected with a piston, the outer side wall of the needle cylinder is sleeved with a lantern ring, the bottom of the lantern ring is fixedly connected with a spring B, the lantern ring is connected with a pressing block through the spring B in a matching manner, the top of the pressing block is fixedly connected with a push rod, one side of the outer side wall of the needle cylinder is fixedly connected with a mounting frame, the bottom of the mounting frame is fixedly connected with an injection pipe extending into the needle cylinder, and the top of the mounting frame is detachably connected with a medicament box.

Optionally, the outer side wall of the push rod is provided with an external thread, and the push rod is connected with a nut through the external thread in a matching manner.

Optionally, the top of the needle cylinder is fixedly connected with a spring A, and the top of the spring A is abutted to the bottom of the nut.

Optionally, a rubber ring is bonded to the inner side wall of the lantern ring, and the rubber ring is located at the joint of the lantern ring and the outer side wall of the syringe.

Optionally, the ejector rod penetrates through the inside of the spring B, and the top of the ejector rod penetrates through the lantern ring.

The utility model has the following beneficial effects:

1. the inside of cylinder is used for pouring into injection medicament, and inject through syringe needle department when using, the lantern ring can be cup jointed to the lateral wall of cylinder, when the animal of needs to the injection is assisted fixedly, choose the lantern ring of suitable specification to embolia to the cylinder lateral wall and be close to the syringe needle position, and then link together the lantern ring and cylinder, lantern ring bottom is connected with the briquetting through spring B, during the injection, the other end in animal injection position is fixed to a hand, the cylinder is held to the other hand and is injected, adjust the briquetting position, make the briquetting push down the both sides that the animal need inject the position, push down the cylinder afterwards and press the push rod and inject, because the position of the lantern ring is injectd by the injection tube, along with the pushing down of cylinder, spring B's elasticity can only advance downwards and hold fixed animal through the briquetting pressure, improve the stability of injection in-process animal, and convenient operation.

2. The push rod drives the piston and removes when promoting, and then carry out the injection of medicine, the cylinder lateral wall is fixed with the mounting bracket, the bottom of mounting bracket is fixed with and extends to the inside injection tube that is close to the injection end of cylinder, when needs carry out the continuous injection operation to the animal, the medicament box that will be equipped with the medicament twists to the top of mounting bracket, the inside medicament of medicament box is arranged into to the cylinder inside through the injection tube, and inject the animal blood vessel when the cylinder uses, the push rod drives the piston and resets after the single injection is accomplished, the inside medicament of medicament box reenters the cylinder, accomplish the preparation work, directly promote the push rod can when injecting next time, compare in traditional injection device, the convenience carries out continuous injection operation to the animal, the convenience of use is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a blood vessel injection device for animal medical experiments according to an embodiment of the utility model;

fig. 2 is a schematic structural diagram of a collar of a blood vessel injection device for animal medical experiments according to an embodiment of the utility model.

In the figure: 1. a needle cylinder; 2. a push rod; 201. a piston; 3. an external thread; 301. a nut; 4. a spring A; 5. a collar; 501. a rubber ring; 6. a spring B; 601. briquetting; 602. a top rod; 7. a mounting frame; 701. an injection pipe; 8. a medicament box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A blood vessel injection device for animal medical experiments according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 and 2, the blood vessel injection device for animal medicine experiments provided by the embodiment of the utility model comprises a needle cylinder 1, a push rod 2 is inserted into the needle cylinder 1, a piston 201 is fixedly connected to the bottom of the push rod 2, a lantern ring 5 is sleeved on the outer side wall of the needle cylinder 1, a spring B6 is fixedly connected to the bottom of the lantern ring 5, a pressing block 601 is connected to the lantern ring 5 in a matching manner through a spring B6, a push rod 602 is fixedly connected to the top of the pressing block 601, a mounting frame 7 is fixedly connected to one side of the outer side wall of the needle cylinder 1, an injection pipe 701 extending into the needle cylinder 1 is fixedly connected to the bottom of the mounting frame 7, and a medicament box 8 is detachably connected to the top of the mounting frame 7.

The example, during injection, adjust briquetting 601 position, make briquetting 601 push down the both sides that the animal needs the injection position, press down cylinder 1 afterwards and press push rod 2 and inject, because the position of lantern ring 5 is injectd by injection tube 701, along with the pushing down of cylinder 1, spring B6's elasticity can only be downwards and then press through briquetting 601 and hold fixed animal, improve the stability of injection in-process animal, convenient operation, push rod 2 drives piston 201 and resets after the single injection completion, the inside medicament of cartridge 8 gets into cylinder 1 again, accomplish preparation work, directly promote push rod 2 during next injection can, compare in traditional injection device, conveniently carry out continuous injection operation to the animal.

Referring to fig. 1, an external thread 3 is formed on the outer side wall of the push rod 2, and the push rod 2 is connected with a nut 301 through the external thread 3 in a matching manner.

Illustratively, the outer wall of the push rod 2 is connected with a nut 301 through the external thread 3, the nut 301 is screwed along the external thread 3 to adjust the position of the push rod, and the nut 301 can play a role in limiting the downward movement of the push rod 2 in the injection process, so as to control the single injection amount of the medicament.

Referring to fig. 1, a spring a4 is fixedly connected to the top of the syringe 1, and the top of the spring a4 abuts against the bottom of the nut 301.

For example, a spring a4 is installed on the top of the syringe 1 and the bottom of the nut 301, the push rod 2 is pushed down to drive the compression of the spring a4 during the injection process, and the push rod 2 drives the piston 201 to automatically reset under the action of the elastic force of the spring a4 after the injection process.

Referring to fig. 2, a rubber ring 501 is bonded on the inner side wall of the collar 5, and the rubber ring 501 is located at the connection position of the collar 5 and the outer side wall of the needle cylinder 1.

For example, the rubber ring 501 on the inner wall of the collar 5 can fix the position of the collar 5 after being sleeved on the outer wall of the syringe 1.

Referring to fig. 1 and 2, the top rod 602 penetrates through the inside of the spring B6, and the top of the top rod 602 penetrates through the collar 5.

For example, the spring B6 can be limited from being deflected by a top rod 602 fixed on top of the press block 601 and penetrating through the spring B6 and the collar 5.

When the injection syringe is used, the inside of the syringe 1 is used for filling injection medicament and is injected through a needle head when in use, the outer side wall of the syringe 1 can be sleeved with the lantern ring 5, when an injected animal needs to be assisted and fixed, the lantern ring 5 with a proper specification is selected to be sleeved to the position, close to the needle head, of the outer side wall of the syringe 1, the lantern ring 5 is further connected with the syringe 1, the bottom of the lantern ring 5 is connected with the pressing block 601 through the spring B6, during injection, one hand fixes the other end of the injection position of the animal, the other hand holds the syringe 1 for injection, the position of the pressing block 601 is adjusted, the pressing block 601 presses two sides of the part, needing to be injected, of the animal, then the syringe 1 is pressed down and the push rod 2 is pressed for injection, because the position of the lantern ring 5 is limited by the injection pipe 701, and along with the pressing down of the syringe 1, only the elastic force of the spring B6 can press down and fix the animal through the pressing block 601, and the stability of the animal in the injection process is improved, the operation is convenient, the outer wall of the push rod 2 is connected with a nut 301 through an external thread 3, the nut 301 is screwed along the external thread 3 to adjust the position, the nut 301 can limit the downward movement of the push rod 2 in the injection process, and further control the single injection amount of the medicament, a spring A4 is arranged at the top of the syringe 1 and the bottom of the nut 301, the push rod 2 is pressed down to drive the compression of a spring A4 in the injection process, the push rod 2 drives the piston 201 to automatically reset under the elastic action of the spring A4 after the injection is finished, the rubber ring 501 on the inner wall of the lantern ring 5 can fix the position of the lantern ring 5 after being sleeved on the outer wall of the syringe 1, the spring B6 can be limited through a push rod 602 which is fixed at the top of a pressing block 601 and penetrates through the spring B6 and the lantern ring 5, the deviation of the spring can be avoided, the push rod 2 drives the piston 201 to move when being pushed, and further injection of the medicament is carried out, the outer side wall of the syringe 1 is fixed with a mounting rack 7, the bottom of mounting bracket 7 is fixed with the ascending tube 701 that extends to 1 inside injection end that is close to of cylinder, when needs carry out the continuous injection operation to the animal, 8 wrong tops to mounting bracket 7 of the medicine box that will be equipped with the medicine, the inside medicine of medicine box 8 is discharged into to 1 insides of cylinder through ascending tube 701, and inject the animal blood vessel when cylinder 1 uses, push rod 2 drives piston 201 and resets after the single injection is accomplished, 8 inside medicines of medicine box reenter cylinder 1, accomplish and prepare work, directly promote push rod 2 during the next injection can, compare in traditional injection device, the convenience carries out continuous injection operation to the animal, use convenience is improved.

It should be noted that the present invention is a blood vessel injection device for animal medical experiment, comprising a syringe 1, a push rod 2, a piston 201, an external thread 3, a nut 301, a spring a4, a collar 5, a rubber ring 501, a spring B6, a pressing block 601, a push rod 602, a mounting rack 7, an injection tube 701, and a medicament box 8, wherein the components are all universal standard components or components known by those skilled in the art, and the structure and principle of the components are all known by the technical manual or by the conventional experimental method, and the components can be known by those skilled in the art, and can be known by the technical manual or by the conventional experimental method

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.

Claims

1. The utility model provides a vascular injection device for animal medicine experiments, includes cylinder (1), its characterized in that, cylinder (1) is inside to be pegged graft and is had push rod (2), push rod (2) bottom fixedly connected with piston (201), cylinder (1) lateral wall has cup jointed lantern ring (5), lantern ring (5) bottom fixedly connected with spring B (6), lantern ring (5) are connected with briquetting (601) through spring B (6) cooperation, briquetting (601) top fixedly connected with ejector pin (602), cylinder (1) lateral wall one side fixedly connected with mounting bracket (7), mounting bracket (7) bottom fixedly connected with extends to syringe (1) inside filling tube (701), mounting bracket (7) top can be dismantled and be connected with medicament box (8).

2. The animal medical experiment blood vessel injection device according to claim 1, wherein the push rod (2) is provided with an external thread (3) on the outer side wall, and the push rod (2) is connected with a nut (301) through the external thread (3) in a matching way.

3. The vascular injection device for animal medical experiments as claimed in claim 2, wherein a spring A (4) is fixedly connected to the top of the syringe (1), and the top of the spring A (4) is abutted against the bottom of the nut (301).

4. The vascular injection device for animal medical experiments as claimed in claim 1, wherein a rubber ring (501) is bonded on the inner side wall of the collar (5), and the rubber ring (501) is located at the joint of the collar (5) and the outer side wall of the syringe (1).

5. The vascular injection device for animal medical experiment as claimed in claim 1, wherein the top rod (602) penetrates through the inside of the spring B (6), and the top of the top rod (602) penetrates through the collar (5).