Animal blood sampling device

Abstract

The utility model discloses an animal blood sampling device, which belongs to the technical field of animal blood sampling, and adopts the technical scheme that the animal blood sampling device comprises a blood drawing needle head and a sample separating mechanism, the rear side of the blood drawing needle head is in bolted connection with a main needle cylinder, and the inner side of the main needle cylinder is in sliding connection with a shunt tube. The blood drawing needle can be matched with the main needle cylinder, inserted into the blood vessel of an animal and used for conveying a blood sample into the main needle cylinder, the flow dividing pipe can be matched with the main needle cylinder, negative pressure is generated in the main needle cylinder when the flow dividing pipe is pulled, so that the blood sample can be sucked, and the flow dividing pipe can be matched with the liquid inlet hole to separate the blood sample in the main needle cylinder. The limiting plate can be matched with the flow dividing pipe, a closed environment is formed in the flow dividing pipe, the lifting rod can be matched with the adsorption plate, when a user pulls the lifting rod to drive the adsorption plate to move, negative pressure is generated in the flow dividing pipe, and therefore a blood sample in the main needle cylinder can be subjected to sample dividing treatment.

Description

Technical Field

[0001] The utility model relates to the technical field of animal blood sampling, in particular to an animal blood sampling device. Background Art

[0002] The animal blood sampling device is a device used to obtain blood samples from animals. This device is usually used in scientific research, clinical experiments, veterinary medicine and other fields. In scientific research experiments and clinical experiments, animal blood sampling is one of the important means to analyze animal health status, drug metabolism, immune response and other aspects.

[0003] At present, a Chinese utility model with publication number: CN215584945U discloses a veterinary animal blood sampling device, which relates to the technical field of blood sampling, including a tube body, a needle is movably installed at the bottom of the tube body, a bottom plate is fixedly installed at the lower end of the tube body, a top plate is fixedly installed at the upper end of the tube body, a piston is arranged in the tube body, a pull rod is fixedly installed on the piston, an extrusion plate is fixedly installed on the top of the pull rod, an anti-coagulation mechanism is arranged inside the tube body, and a disinfection mechanism is installed at the bottom of the bottom plate; this utility model can enable the disinfected wooden stick to slowly stir the blood in the tube body in the same direction through the anti-coagulation mechanism, thereby preventing the blood in the tube body from coagulating.

[0004] When sampling animal blood samples, blood sampling equipment is used, and animal blood sampling devices are one of them. However, existing sampling devices lack a fast quantification structure and cannot quickly quantify samples after a large amount of sampling at one time, which reduces the flexibility of using blood samples after sampling. Utility Model Content

[0005] The utility model provides an animal blood sampling device, aiming to solve the problem that the existing sampling equipment lacks a fast component structure, cannot quickly component the sample after a large amount of sampling at one time, and reduces the flexibility of use of the blood sample after sampling.

[0006] The utility model is implemented as follows: an animal blood sampling device comprises a blood drawing needle and a sample dividing mechanism, wherein the rear side of the blood drawing needle is bolted with a main syringe, the inner side of the main syringe is slidably connected with a shunt tube, the front side of the shunt tube is provided with a liquid inlet hole, and the sample dividing mechanism is slidably connected to the inner side of the shunt tube;

[0007] The sample separation mechanism includes a limiting plate, a lifting rod and an adsorption plate. The limiting plate is bolted to the rear side of the inner side of the shunt tube, the lifting rod passes through the rear side of the limiting plate and is slidably connected to the limiting plate, the adsorption plate is bolted to the front side of the lifting rod, and the surface of the adsorption plate is slidably connected to the inner side of the shunt tube.

[0008] In order to facilitate the user to hold the blood drawing needle, as a preferred animal blood sampling device of the present invention, the surface of the front side of the blood drawing needle is fixedly connected to a supporting sleeve, and the surface of the supporting sleeve is engraved with anti-slip patterns.

[0009] In order to increase the stability of the connection between the blood drawing needle and the main syringe, as a preferred animal blood sampling device of the present invention, the surface of the blood drawing needle is clamped with a sealing ring, the surface of the sealing ring is engraved with threads, and the surface of the sealing ring is connected to the front side thread inside the main syringe.

[0010] In order to facilitate the user to observe the amount of blood drawn, as a preferred animal blood sampling device of the present invention, a glass protection plate is bolted to the surface of the main syringe, and the glass protection plate is designed to be rectangular.

[0011] In order to increase the airtightness of the connection between the blood drawing needle and the main syringe, as a preferred animal blood sampling device of the present invention, an anti-overflow ring is fixedly connected to the front side of the inner side of the main syringe, and the inner side of the anti-overflow ring is clamped with the surface of the blood drawing needle.

[0012] In order to improve the stability of the adsorption plate when drawing blood, as a preferred animal blood sampling device of the present invention, the surface of the adsorption plate is provided with a sealing sleeve, and the surface of the sealing sleeve is in contact with the inner side of the shunt tube.

[0013] In order to facilitate the user to push and pull the total syringe, as a preferred animal blood sampling device of the present invention, a squeeze sheet is fixedly connected to the rear side of the surface of the total syringe, and the surface of the squeeze sheet is engraved with anti-slip patterns.

[0014] In order to facilitate the user to push and pull the lifting rod, as a preferred animal blood sampling device of the present invention, the rear side of the lifting rod is bolted with a pressing plate, and the surface of the pressing plate is engraved with anti-slip patterns.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The animal blood sampling device is provided with a blood drawing needle and a sampling mechanism. The blood drawing needle can cooperate with the main syringe and be inserted into the blood vessel of the animal to transport the blood sample into the main syringe. The shunt tube can cooperate with the main syringe. When the shunt tube is pulled out, negative pressure is generated in the main syringe, so that the blood sample can be sucked. The shunt tube can cooperate with the liquid inlet to perform sampling processing on the blood sample in the main syringe. The limit plate can cooperate with the shunt tube to form a closed environment in the shunt tube. The lifting rod can cooperate with the adsorption plate. When the user pulls the lifting rod to drive the adsorption plate to move, negative pressure is generated in the shunt tube, so that the blood sample in the main syringe can be sampled, thereby improving the flexibility of sampling animal blood samples. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the animal blood sampling device of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the sealing ring in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the glass protection plate in the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the anti-overflow ring in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the sample separation mechanism in the utility model.

[0022] In the figure, 1. blood drawing needle; 2. main syringe; 3. shunt tube; 4. liquid inlet; 5. sample separation mechanism; 501. limit plate; 502. lifting rod; 503. adsorption plate; 6. support sleeve; 7. sealing ring; 8. glass protection plate; 9. anti-overflow ring; 10. sealing sleeve; 11. extrusion sheet; 12. pressing plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: an animal blood sampling device, comprising a blood drawing needle 1 and a sample dividing mechanism 5, a main syringe 2 is bolted to the rear side of the blood drawing needle 1, a shunt tube 3 is slidably connected to the inner side of the main syringe 2, a liquid inlet hole 4 is opened on the front side of the shunt tube 3, and the sample dividing mechanism 5 is slidably connected to the inner side of the shunt tube 3;

[0026] The sample separation mechanism 5 includes a limiting plate 501, a lifting rod 502 and an adsorption plate 503. The limiting plate 501 is bolted to the rear side of the inner side of the diversion tube 3. The lifting rod 502 passes through the rear side of the limiting plate 501 and is slidably connected to the limiting plate 501. The adsorption plate 503 is bolted to the front side of the lifting rod 502, and the surface of the adsorption plate 503 is slidably connected to the inner side of the diversion tube 3.

[0027] In this embodiment: by setting up a blood drawing needle 1 and a sampling mechanism 5, the blood drawing needle 1 can cooperate with the main syringe 2 and be inserted into the blood vessel of the animal to transport the blood sample into the main syringe 2. The shunt tube 3 can cooperate with the main syringe 2. When the shunt tube 3 is pulled out, a negative pressure is generated in the main syringe 2, so that the blood sample can be sucked. The shunt tube 3 can cooperate with the liquid inlet 4 to sample the blood sample in the main syringe 2. The limiting plate 501 can cooperate with the shunt tube 3 to form a closed environment in the shunt tube 3. The lifting rod 502 can cooperate with the adsorption plate 503. When the user pulls the lifting rod 502 to drive the adsorption plate 503 to move, a negative pressure is generated in the shunt tube 3, so that the blood sample in the main syringe 2 can be sampled, thereby improving the flexibility of sampling animal blood samples.

[0028] As a technical optimization solution of the utility model, a support sleeve 6 is fixedly connected to the surface of the front side of the blood drawing needle 1, and the surface of the support sleeve 6 is engraved with anti-skid patterns.

[0029] In this embodiment, the supporting sleeve 6 can cooperate with the blood drawing needle 1, so that the user can hold the blood drawing needle 1 by holding the supporting sleeve 6, thereby further improving the stability of the user when drawing blood from an animal.

[0030] As a technical optimization solution of the utility model, a sealing ring 7 is clamped on the surface of the blood drawing needle 1 , and a thread is engraved on the surface of the sealing ring 7 . The surface of the sealing ring 7 is threadedly connected to the front side of the inner side of the main syringe 2 .

[0031] In this embodiment, the sealing ring 7 is provided to cooperate with the main syringe 2 to further increase the stability of the blood drawing needle 1 when connected to the main syringe 2, thereby preventing the blood drawing needle 1 from accidentally falling off.

[0032] As a technical optimization solution of the present utility model, a glass protection plate 8 is bolted to the surface of the main syringe 2, and the glass protection plate 8 is designed to be rectangular.

[0033] In this embodiment: by providing a glass protection plate 8, it can cooperate with the main syringe 2, so that the user can observe the amount of blood drawn in the main syringe 2 in real time through the glass protection plate 8, and the rectangular design can better fit the shape of the main syringe 2, which can better facilitate the user to observe the blood sample storage volume in the main syringe 2.

[0034] As a technical optimization solution of the utility model, an anti-overflow ring 9 is fixedly connected to the front side of the inner side of the main syringe 2 , and the inner side of the anti-overflow ring 9 is snap-fitted to the surface of the blood drawing needle 1 .

[0035] In this embodiment, the anti-overflow ring 9 can be provided to cooperate with the main syringe 2 to further seal the blood drawing needle 1, thereby improving the airtightness when the main syringe 2 is connected to the blood drawing needle 1.

[0036] As a technical optimization solution of the present invention, a sealing sleeve 10 is sleeved on the surface of the adsorption plate 503 , and the surface of the sealing sleeve 10 is in contact with the inner side of the shunt pipe 3 .

[0037] In this embodiment, the sealing sleeve 10 can cooperate with the adsorption plate 503 to further increase the airtightness of the adsorption plate 503 when it moves in the shunt tube 3, thereby improving the stability when drawing blood samples.

[0038] As a technical optimization solution of the present utility model, a squeeze sheet 11 is fixedly connected to the rear side of the surface of the main syringe 2, and the surface of the squeeze sheet 11 is engraved with anti-slip patterns.

[0039] In this embodiment: by providing a squeezing sheet 11, it can cooperate with the main syringe 2, allowing the user to use fingers to press or pull the squeezing sheet 11 to push and pull the main syringe 2, thereby improving the user's comfort when pushing and pulling the main syringe 2.

[0040] As a technical optimization solution of the present invention, a pressing plate 12 is bolted to the rear side of the lifting rod 502 , and the surface of the pressing plate 12 is engraved with anti-slip patterns.

[0041] In this embodiment: by setting a pressing plate 12, it can cooperate with the lifting rod 502, so that the user can push and pull the lifting rod 502 by pressing and pulling the pressing plate 12, thereby improving the efficiency of the user in pushing and pulling the lifting rod 502.

[0042] Working principle: First, the user holds the blood-drawing needle 1 and the main syringe 2, and then inserts the blood-drawing needle 1 into the animal from which the blood sample needs to be drawn. Then the user pulls the shunt tube 3, and then a negative pressure is generated in the main syringe 2, and the blood sample is drawn. After the required total amount of blood sample is filled in the main syringe 2, the user removes the blood-drawing needle 1 from the animal. Then, when sample separation is required, the user pulls the lifting rod 502, and the lifting rod 502 drives the adsorption plate 503 to move in the shunt tube 3 along the limiting plate 501, and a negative pressure is generated in the shunt tube 3, and the blood sample in the main syringe 2 is pumped from the liquid inlet 4 to the shunt tube 3, and the sample separation process is completed. Then, the shunt tube 3 can be taken out of the main syringe 2 and replaced with another shunt tube 3.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An animal blood sampling device, comprising a blood drawing needle (1) and a sample separation mechanism (5), characterized in that: The rear side of the blood drawing needle (1) is bolted with a main syringe (2), the inner side of the main syringe (2) is slidably connected with a shunt tube (3), the front side of the shunt tube (3) is provided with a liquid inlet hole (4), and the sample dividing mechanism (5) is slidably connected to the inner side of the shunt tube (3); The sample separation mechanism (5) includes a limit plate (501), a lifting rod (502) and an adsorption plate (503), wherein the limit plate (501) is bolted to the rear side of the inner side of the shunt tube (3), the lifting rod (502) passes through the rear side of the limit plate (501) and is slidably connected to the limit plate (501), and the adsorption plate (503) is bolted to the front side of the lifting rod (502), and the surface of the adsorption plate (503) is slidably connected to the inner side of the shunt tube (3).

2. The animal blood sampling device according to claim 1, characterized in that: A support sleeve (6) is fixedly connected to the surface of the front side of the blood drawing needle (1), and the surface of the support sleeve (6) is engraved with anti-slip patterns.

3. The animal blood sampling device according to claim 1, characterized in that: A sealing ring (7) is clamped on the surface of the blood drawing needle (1), a thread is engraved on the surface of the sealing ring (7), and the surface of the sealing ring (7) is threadedly connected to the front side of the inner side of the main syringe (2).

4. The animal blood sampling device according to claim 1, characterized in that: A glass protection plate (8) is bolted to the surface of the main syringe (2), and the glass protection plate (8) is in a rectangular shape.

5. The animal blood sampling device according to claim 1, characterized in that: An anti-overflow ring (9) is fixedly connected to the front side of the inner side of the main syringe (2), and the inner side of the anti-overflow ring (9) is snap-fitted to the surface of the blood drawing needle (1).

6. The animal blood sampling device according to claim 1, characterized in that: The surface of the adsorption plate (503) is covered with a sealing sleeve (10), and the surface of the sealing sleeve (10) is in contact with the inner side of the diversion pipe (3).

7. The animal blood sampling device according to claim 1, characterized in that: An extrusion sheet (11) is fixedly connected to the rear side of the surface of the main syringe (2), and the surface of the extrusion sheet (11) is engraved with anti-slip patterns.

8. The animal blood sampling device according to claim 1, characterized in that: A pressing plate (12) is bolted to the rear side of the lifting rod (502), and a surface of the pressing plate (12) is engraved with anti-slip patterns.

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