CN210932033U - A veterinary syringe with anti-dropping needle - Google Patents

Abstract

The utility model belongs to the technical field of veterinary instrument, especially, be a syringe needle anti-drop's veterinary syringe, including the needle tubing, the bottom fixed mounting of needle tubing has the fixing base, first recess has been seted up to the bottom of fixing base, the top of first recess is equipped with the sealing washer, be equipped with the fixed block in the first recess, the top and the sealing washer of fixed block contact, the second recess has all been seted up to the both sides of fixed block, fixed cover is equipped with solid fixed ring on the needle tubing, fixed mounting has two connecting rods on solid fixed ring's the outer wall, slidable mounting has the dead lever on the connecting rod, and the one end that two dead levers are close to each other extends to respectively in. The utility model discloses simple structure, convenient operation just can reliably be fixed fixing base and syringe needle through the pulling pull ring, has reduced the probability of syringe needle landing, and it is convenient to have brought for injection work, has improved application scope, and low in manufacturing cost, is fit for extensively promoting.

Description

A veterinary syringe with anti-dropping needle

technical field

The utility model relates to the technical field of veterinary tools, in particular to a veterinary syringe with needles that prevent falling off.

Background technique

The veterinary syringe is an injection tool specially used for epidemic prevention or disease treatment of animals or poultry. The principle of use is similar to that of human mechanics. use.

However, traditional veterinary syringes still have many deficiencies in use. When injecting poultry or livestock, due to pain or fright, the poultry or livestock will struggle and twist, which will easily cause the needle to fall off. The needles are often hung on the ferocious livestock and poultry. Not only does it take time and effort to find and pull out the needles that have fallen off from the livestock and poultry, but also needs to be re-installed when the next injection is performed. A large number of or relatively ferocious poultry or livestock are used for injection, which increases the limitation of the scope of use. Therefore, a veterinary syringe with an anti-dropping needle is proposed.

SUMMARY OF THE INVENTION

The purpose of the utility model is to propose a veterinary syringe with an anti-dropping needle in order to solve the shortcomings in the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme: a veterinary syringe with an anti-dropping needle, comprising a needle tube, a fixing seat is fixedly installed at the bottom of the needle tube, and a first groove is opened at the bottom of the fixing seat , the top of the first groove is provided with a sealing ring, the first groove is provided with a fixing block, the top of the fixing block is in contact with the sealing ring, and both sides of the fixing block are provided with a second a groove, the needle tube is fixedly sleeved with a fixing ring, two connecting rods are fixedly installed on the outer wall of the fixing ring, and a fixing rod is slidably installed on the connecting rods, and the ends of the two fixing rods that are close to each other extend respectively into the two second grooves, the fixing rods are matched with the second grooves, the connecting blocks are fixedly sleeved on the two fixing rods, the springs are sleeved on both the fixing rods, and the two springs are mutually connected. The remote ends are respectively fixedly connected to the two connecting rods, and the mutually close ends of the two springs are fixedly connected to the corresponding connecting blocks, and the bottom of the fixed blocks is fixedly installed with a needle.

Preferably, a pull ring is fixedly installed at the ends of the two fixing rods that are far away from each other.

Preferably, a first through hole is formed on the top of the first groove, a second through hole is formed on the bottom of the fixing block, and the first through hole is communicated with the second through hole.

Preferably, the connecting rod is provided with a bearing hole, the fixed rod is slidably sleeved with a linear bearing, and the inner wall of the bearing hole is fixedly connected with the inner wall of the bearing hole.

Preferably, both inner walls of the first groove are provided with third through holes, the inner walls of the third through holes are embedded with a plurality of balls, and the two fixing rods pass through the corresponding third through holes and contact with multiple balls.

Compared with the prior art, the beneficial effects of the present utility model are: first, the device passes through the needle tube, the fixing seat, the first groove, the fixing block, the sealing ring, the second groove, the fixing ring, the connecting rod, the fixing rod, The pull ring, the connecting block, the spring and the needle are matched together. When in use, two fingers are inserted into the two pull rings and pulled away from each other, the spring is compressed, and then the fixing block is put into the first groove, Then loosen the two pull rings, and under the action of the spring, the two fixing rods will move toward each other, until the two fixing rods are stuck into the corresponding second grooves, the fixing block is securely fixed, and then injection can be performed In the same way, when you need to take out or replace the fixing block and needle, you only need to pull the pull ring again to make the fixing rod leave the second groove, which is easy to operate;

The utility model has the advantages of simple structure and convenient operation, the fixing seat and the needle head can be reliably fixed by pulling the pull ring, the probability of the needle head sliding down is reduced, the injection work is convenient and the scope of application is improved, and the manufacturing cost is low, and the utility model is suitable for a wide range of applications. promotion.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged structure schematic diagram of A place in Fig. 1;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 2 .

In the figure: 1. Needle tube; 2. Fixed seat; 3. First groove; 4. Fixed block; 5. Sealing ring; 6. Second groove; 7. Fixed ring; 8. Connecting rod; 9. Fixed rod ; 10, pull ring; 11, joint block; 12, spring; 13, needle.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1 to FIG. 3 , the present utility model provides a technical solution: a veterinary syringe with an anti-dropping needle, comprising a needle tube 1 , a fixing seat 2 is fixedly installed at the bottom of the needle tube 1 , and the bottom of the fixing seat 2 is provided with a There is a first groove 3, the top of the first groove 3 is provided with a sealing ring 5, the first groove 3 is provided with a fixing block 4, the top of the fixing block 4 is in contact with the sealing ring 5, and the two sides of the fixing block 4 Both are provided with a second groove 6, the needle tube 1 is fixedly sleeved with a fixing ring 7, two connecting rods 8 are fixedly installed on the outer wall of the fixing ring 7, and a fixing rod 9 is slidably installed on the connecting rod 8, and the two fixing rods The ends of the 9 that are close to each other extend into the two second grooves 6 respectively, the fixing rods 9 are matched with the second grooves 6, the two fixing rods 9 are fixedly sleeved with connecting blocks 11, and the two fixing rods 9 A spring 12 is sleeved on the upper part, the ends of the two springs 12 away from each other are fixedly connected to the two connecting rods 8 respectively, the ends of the two springs 12 that are close to each other are fixedly connected to the corresponding connecting block 11, and the bottom of the fixed block 4 is fixed. A needle 13 is installed;

A pull ring 10 is fixedly installed at the ends of the two fixing rods 9 away from each other, a first through hole is opened at the top of the first groove 3, a second through hole is opened at the bottom of the fixing block 4, and the first through hole is connected to the second through hole. The through holes are connected, the connecting rod 8 is provided with a bearing hole, the fixed rod 9 is provided with a linear bearing on the sliding sleeve, the inner wall of the bearing hole is fixedly connected with the inner wall of the bearing hole, and the inner walls on both sides of the first groove 3 are provided with The third through hole, the inner wall of the third through hole is inlaid with a plurality of balls, and the two fixing rods 9 pass through the corresponding third through hole and are in contact with the plurality of balls. The groove 3, the fixing block 4, the sealing ring 5, the second groove 6, the fixing ring 7, the connecting rod 8, the fixing rod 9, the pulling ring 10, the connecting block 11, the spring 12 and the needle 13 are matched together. The fingers are inserted into the two pull rings 10 respectively and pulled away from each other, the spring 12 is compressed, and then the fixing block 4 is put into the first groove 3, and then the two pull rings 10 are released, and the spring 12 acts Then, the two fixing rods 9 will move toward each other until the two fixing rods 9 are stuck into the corresponding second grooves 6, the fixing block 4 will be reliably fixed, and then the injection work can be carried out. When the fixing block 4 and the needle 13 are taken out or replaced, it is only necessary to pull the pull ring 10 again to make the fixing rod 9 leave the second groove 6, and the operation is convenient. The utility model has a simple structure and convenient operation. The fixing base 4 and the needle head 13 can be reliably fixed, the probability of the needle head 13 slipping down is reduced, the injection work is convenient, the application scope is improved, and the manufacturing cost is low, which is suitable for widespread promotion.

Working principle: When in use, insert two fingers into the two pull rings 10 respectively, and then pull the two fixing rods 9 away from each other, at this time, the spring 12 will be squeezed and compressed, and then the fixing block 4 Put it into the first groove 3, and press it up hard. When the center positions of the two second grooves 6 and the corresponding third through holes are on the same plane, loosen the two pull rings 10, and the spring 12 will release the elastic force, so that the two fixing rods 9 move to the side close to each other, until the two fixing rods 9 are stuck into the corresponding second grooves 6, the fixing block 4 is reliably fixed, and then the When injecting poultry or livestock, the sealing ring 5 can effectively prevent the leakage of the medicinal liquid during the injection process, which increases the reliability of the device. Similarly, when the fixing block 4 and the needle 13 need to be taken out or replaced, only The pull ring 10 needs to be pulled again to make the fixing rod 9 leave the second groove 6, and the operation is convenient.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A veterinary syringe with an anti-dropping needle, comprising a needle tube (1), characterized in that: a fixing seat (2) is fixedly installed at the bottom of the needle tube (1), and a fixing seat (2) is provided at the bottom of the fixing seat (2). A first groove (3), a sealing ring (5) is provided on the top of the first groove (3), a fixing block (4) is arranged in the first groove (3), and the fixing block ( The top of 4) is in contact with the sealing ring (5), the two sides of the fixing block (4) are provided with second grooves (6), and the needle tube (1) is fixedly sleeved with a fixing ring (7) , two connecting rods (8) are fixedly installed on the outer wall of the fixing ring (7), a fixing rod (9) is slidably installed on the connecting rod (8), and the ends of the two fixing rods (9) are close to each other respectively extend into the two second grooves (6), the fixing rods (9) are adapted to the second grooves (6), and connecting blocks (11) are fixedly sleeved on the two fixing rods (9). ), the two fixing rods (9) are sleeved with springs (12), the ends of the two springs (12) away from each other are fixedly connected with the two connecting rods (8), and the two springs (12) are close to each other. One end is fixedly connected with the corresponding connecting block (11), and the bottom of the fixing block (4) is fixedly installed with a needle (13). 2 . The veterinary syringe with an anti-dropping needle according to claim 1 , characterized in that a pull ring ( 10 ) is fixedly installed at the ends of the two fixing rods ( 9 ) that are far away from each other. 3 . 3. The veterinary syringe with an anti-dropping needle according to claim 1, characterized in that: a first through hole is opened at the top of the first groove (3), and a bottom of the fixing block (4) is provided with a first through hole. A second through hole is opened, and the first through hole is communicated with the second through hole. 4 . The veterinary syringe with an anti-dropping needle according to claim 1 , wherein the connecting rod ( 8 ) is provided with a bearing hole, and the fixed rod ( 9 ) is slidably sleeved with a linear bearing. 5 . , the inner wall of the bearing hole is fixedly connected with the inner wall of the bearing hole. 5 . The veterinary syringe with an anti-dropping needle according to claim 1 , wherein the inner walls on both sides of the first groove ( 3 ) are provided with third through holes. The inner wall of the hole is inlaid with a plurality of balls, and the two fixing rods (9) pass through the corresponding third through holes and are in contact with the plurality of balls.

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