Rat limb positioning table

Abstract

The utility model discloses a rat four-limb positioning table which comprises a supporting frame and a rotating shaft, the rotating shaft is arranged between the inner sides of grooves of the supporting frame, rotating blocks are arranged at the two ends of the rotating shaft, a positioning table is arranged at the tops of the rotating blocks, and two-way lead screws are arranged at the positions, corresponding to sliding grooves, in the positioning table. The two ends of the bidirectional lead screw are both provided with transmission blocks, the transmission blocks on the two sides in the positioning table are both fixedly connected with moving blocks through sliding grooves, sliding rails are arranged on the inner sides of the moving blocks, the two ends of each sliding rail are both provided with clamping blocks, and the tops of the clamping blocks are fixedly connected with threaded rods through bearings in threaded fit; and the bottom of the threaded rod extends into the groove and is fixedly connected with an arc-shaped pressing pad. The positioning table can be rotated, the side face of a rat can be conveniently observed, and when the four limbs of the rat are clamped, the four limbs can be pressed and fixed to prevent the four limbs from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of rat limb positioning, in particular to a rat limb positioning table. Background Technique

[0002] Rats are a kind of rodent in the Muridae family, belonging to the class Mammalia, order Rodentia, family Muridae, and genus Rattus. They are commonly used animals in laboratories and are widely used in research in life sciences, medical and health, etc. After mice, they are the second most commonly used mammalian experimental animals. When conducting experiments on rats, it is necessary to fix the rats on a positioning table, and then use instruments to detect or dissect the rats to obtain experimental data.

[0003] In the prior art, general rat limb positioning tables are not convenient for clamping and binding the sides of rats, thus making it inconvenient for staff to observe and record data information on the sides of rats. Moreover, when fixing the limbs of rats, straps are usually used for simple fixation, and the rats may move due to fear and cause their limbs to break free from the straps, thus affecting experimental data. Content of the Utility Model

[0004] The purpose of the utility model is to provide a rat limb positioning table to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A rat limb positioning table, including a support frame and a rotating shaft. A groove is provided at the top of the support frame, and a rotating shaft is provided between the inner sides of the groove of the support frame. Rotating blocks are provided at both ends of the rotating shaft, and a positioning table is provided at the top of the rotating block. A soft pad is provided at the middle position of the top of the positioning table. Chute grooves are provided on both sides of the top of the positioning table, and a bidirectional lead screw is provided at the position corresponding to the chute groove in the positioning table. Transmission blocks are provided at both ends of the bidirectional lead screw. The transmission blocks on both sides in the positioning table are fixedly connected with moving blocks through the chute grooves. Slide rails are provided on the inner sides of the moving blocks, and clamping blocks are provided at both ends of the slide rails. A groove is provided on the inner side of the clamping block, and a strap is fixedly connected to the bottom of one side of the clamping block. The top of the clamping block is fixedly connected with a threaded rod through a bearing in a threaded fit, and the bottom of the threaded rod extends into the groove and is fixedly connected with an arc pressing pad.

[0006] Preferably, a first spring is evenly provided at the bottom of the inner side of the clamping block, and a soft pad is fixedly connected to the top of the first spring.

[0007] Preferably, an outer cover is provided at the position corresponding to the chute groove on one side of the positioning table, a motor is provided on the other side of the outer cover, and the output end of the motor extends into the outer cover and is provided with a first pulley.

[0008] Preferably, a connecting shaft is provided on the other side inside the outer cover, and the connecting shaft and the output shaft of the motor inside the outer cover both extend into the positioning table and are connected to the bidirectional lead screw. A second pulley is provided on the connecting shaft inside the outer cover, and the second pulley is connected to the first pulley through a belt.

[0009] Preferably, a fixing block is provided at the middle position on one side of the top of the positioning table, a clamping groove is provided at the middle position of the fixing block, and corresponding snap elastic bands II are provided on both sides of the top of the fixing block.

[0010] Preferably, springs II are evenly provided on both sides of the clamping groove of the fixing block, and soft pads are provided at the other ends of the springs II on both sides of the clamping groove of the fixing block.

[0011] Preferably, a circular pad is provided at the middle position on the other side of the top of the positioning table, and corresponding snap elastic bands I are provided on both sides of the circular pad.

[0012] Preferably, a turntable is provided on one side of the support frame corresponding to the position of the rotating shaft, and the other end of the turntable penetrates through the support frame and is connected to the rotating shaft.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: for this rat four - limb positioning table, by rotating the turntable to drive the rotating block on the rotating shaft to rotate, the rotating block drives the positioning table to rotate together, which is convenient for adjusting the positioning table to observe and detect the side of the rat, and is convenient for stretching and fixing the four limbs of the rat. When clamping and fixing, the threaded rod can be rotated to drive the arc pressing pad to rotate and press down, preventing the four limbs of the rat from shaking and falling off, and through the action of the first spring, preventing the four limbs of the rat from being damaged by force. At the same time, different thicknesses of rat tails can be fixed through the fixing block to prevent their left - right shaking and epidermal damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the top - view structural schematic diagram of the present utility model;

[0015] Figure 2 is the top - view sectional structural schematic diagram of the positioning table and the outer cover of the present utility model;

[0016] Figure 3 is the side - view structural schematic diagram of the present utility model;

[0017] Figure 4 is the side - view sectional structural schematic diagram of the clamping block of the present utility model;

[0018] Figure 5 is the Figure 1 magnified structural schematic diagram at A in the present utility model;

[0019] In the figure: 1, support frame; 2, rotating shaft; 3, positioning table; 4, turntable; 5, moving block; 6, motor; 7, outer cover; 8, snap elastic band 1; 9, circular pad; 10, clamping block; 11, slide rail; 12, pulley 1; 13, pulley 2; 14, bidirectional lead screw; 15, transmission block; 16, rotating block; 17, spring 1; 18, threaded rod; 19, arc pressing pad; 20, snap elastic band 2; 21, fixed block; 22, spring 2. Detailed implementation manners

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-5, an embodiment provided by the present utility model: a rat limb positioning platform, including a support frame 1 and a rotating shaft 2. A groove is provided at the top of the support frame 1, and a rotating shaft 2 is provided between the inner sides of the groove of the support frame 1. Rotating blocks 16 are provided at both ends of the rotating shaft 2, and a positioning platform 3 is provided at the top of the rotating block 16. A soft pad is provided at the middle position of the top of the positioning platform 3. Chute grooves are provided on both sides of the top of the positioning platform 3, and a bidirectional lead screw 14 is provided at the position corresponding to the chute grooves inside the positioning platform 3. Transmission blocks 15 are provided at both ends of the bidirectional lead screw 14. The transmission blocks 15 on both sides inside the positioning platform 3 are fixedly connected with moving blocks 5 through the chute grooves. Slide rails 11 are provided inside the moving blocks 5, and clamping blocks 10 are provided at both ends of the slide rails 11. Groove grooves are provided inside the clamping blocks 10. A binding strap is fixedly connected to the bottom of one side of the clamping block 10. The top of the clamping block 10 is fixedly connected with a threaded rod 18 through a bearing in threaded cooperation, and the bottom of the threaded rod 18 extends into the groove groove and is fixedly connected with an arc-shaped pressing pad 19. A first spring 17 is evenly provided at the inner bottom of the clamping block 10, and a soft pad is fixedly connected to the top of the first spring 17. An outer cover 7 is provided at the position corresponding to the chute groove on one side of the positioning platform 3, and a motor 6 is provided on the other side of the outer cover 7. The output end of the motor 6 extends into the outer cover 7 and is provided with a first pulley 12. A connecting shaft is provided on the other side inside the outer cover 7. The connecting shaft and the output shaft of the motor 6 inside the outer cover 7 both extend into the positioning platform 3 and are connected to the bidirectional lead screw 14. A second pulley 13 is provided on the connecting shaft inside the outer cover 7, and the second pulley 13 is connected to the first pulley 12 through a belt. A turntable 4 is provided at the position corresponding to the rotating shaft 2 on one side of the support frame 1, and the other end of the turntable 4 penetrates through the support frame 1 and is connected to the rotating shaft 2. So that the staff can respectively place the four limbs of the rat in the clamping blocks 10 and then use the binding strap to tie the four limbs. After binding, the threaded rod 18 can be rotated to drive the arc-shaped pressing pad 19 to rotate and press down, preventing the four limbs of the rat from shaking and falling off. And through the action of the first spring 17, preventing the four limbs of the rat from being damaged by force. After being fixed, the clamping block 10 can be moved on the slide rail 11 and then fixed with a limiting rod to prevent movement. Then start the motor 6 to drive the first pulley 12 on its shaft to rotate. The first pulley 12 drives the second pulley 13 to rotate through the belt. The first pulley 12 and the second pulley 13 can drive the transmission blocks 15 at both ends of the bidirectional lead screw 14 to move, so that the transmission blocks 15 drive the moving blocks 5 to move to both sides, facilitating the clamping and fixing of the four limbs of rats of different sizes and facilitating the stretching of the four limbs of the rat. When it is necessary to observe and detect the side of the rat, the turntable 4 can be rotated to drive the rotating block 16 on the rotating shaft 2 to rotate, so that the rotating block 16 drives the positioning platform 3 to rotate together, facilitating the positioning platform 3 to adjust the side for observation;

[0022] In the middle position on one side of the top of the positioning table 3, there is a fixing block 21. In the middle position of the fixing block 21, there is a card slot. On both sides of the top of the fixing block 21, there are corresponding snap elastic bands II 20. On both sides of the card slot of the fixing block 21, there are evenly arranged springs II 22. And at the other ends of the springs II 22 on both sides of the card slot of the fixing block 21, there are soft pads. When the head and four limbs of the rat are fixed, the rat tail can be placed into tails of different thicknesses through the action of the springs II 22, and then the snap elastic bands II 20 are used to tie the tail tightly to prevent the rat tail from being damaged when it sways left and right.

[0023] In the middle position on the other side of the top of the positioning table 3, there is a circular pad 9. On both sides of the circular pad 9, there are corresponding snap elastic bands I 8. The staff places the rat's head on the circular pad 9 and then fastens the snap elastic bands I 8 to facilitate fixing the rat's head and preventing the rat's head from swaying randomly and affecting the experiment.

[0024] When the embodiment of the present application is in use, the staff places the four limbs of the rat in the clamping blocks 10 respectively, and then uses the binding straps to tie the four limbs. After binding, the threaded rod 18 can be rotated to drive the arc pressing pad 19 to rotate and press down, preventing the four limbs of the rat from swaying and falling off. And through the action of the spring I 17, it is prevented that the four limbs of the rat are damaged by force. After being fixed, the clamping blocks 10 can be moved on the slide rail 11, and then the limiting rod is used to fix it to prevent movement. Then the motor 6 is started to drive the pulley I 12 on its shaft to rotate. The pulley I 12 drives the pulley II 13 to rotate through the belt. The pulley I 12 and the pulley II 13 can drive the transmission blocks 15 at both ends of the bidirectional lead screw 14 to move, so that the transmission blocks 15 drive the moving blocks 5 to move to both sides, facilitating clamping and fixing the four limbs of rats of different sizes and dimensions and facilitating the stretching of the four limbs of the rat. When the four limbs of the rat are clamped and fixed, the rat's head can be placed on the circular pad 9, and then the snap elastic bands I 8 are fastened to facilitate fixing the rat's head and preventing the rat's head from swaying randomly and affecting the experiment. Then the rat tail is placed into the card slot, and it can be placed into tails of different thicknesses through the action of the springs II 22, and then the snap elastic bands II 20 are used to tie the tail tightly to prevent the rat tail from being damaged when it sways left and right. When adjustment is needed, the turntable 4 can be rotated to drive the rotating block 16 on the rotating shaft 2 to rotate, so that the rotating block 16 drives the positioning table 3 to rotate together, facilitating the adjustment of the positioning table 3 to observe the side of the rat.

[0025] Obviously, the above-described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

Claims

1. A rat limb positioning platform, characterized in that: The invention comprises a support frame (1) and a rotating shaft (2), wherein a groove is provided at the top of the support frame (1), and a rotating shaft (2) is provided between the inner sides of the groove of the support frame (1), rotating blocks (16) are provided at both ends of the rotating shaft (2), and a positioning platform (3) is provided at the top of the rotating block (16), and a soft cushion is provided at the middle position of the top of the positioning platform (3), and sliding grooves are provided on both sides of the top of the positioning platform (3), and bidirectional screw rods (14) are provided at positions corresponding to the sliding grooves in the positioning platform (3), and transmission blocks (16) are provided at both ends of the bidirectional screw rod (14). 5), the transmission blocks (15) on both sides of the positioning platform (3) are fixedly connected to the moving blocks (5) through sliding grooves, and the inner sides of the moving blocks (5) are provided with sliding rails (11), and the two ends of the sliding rails (11) are provided with clamping blocks (10), the inner sides of the clamping blocks (10) are provided with grooves, and the bottom of one side of the clamping blocks (10) is fixedly connected to a strap, the top of the clamping blocks (10) is fixedly connected to a threaded rod (18) through a threaded bearing, and the bottom of the threaded rod (18) extends into the groove and is fixedly connected to an arc-shaped pressing pad (19).

2. A rat limb positioning platform according to claim 1, characterized in that: A spring (17) is evenly arranged on the inner bottom of the clamping block (10), and a soft pad is fixedly connected to the top of the spring (17).

3. A rat limb positioning platform according to claim 1, characterized in that: An outer cover (7) is provided on one side of the positioning platform (3) at a position corresponding to the slide groove, and a motor (6) is provided on the other side of the outer cover (7), and an output end of the motor (6) extends to a pulley (12) provided inside the outer cover (7).

4. A rat limb positioning platform according to claim 3, characterized in that: A connecting shaft is provided on the other side of the outer cover (7), and the connecting shaft in the outer cover (7) and the output shaft of the motor (6) both extend into the positioning platform (3) and are connected to a bidirectional screw rod (14). A second pulley (13) is provided on the connecting shaft in the outer cover (7), and the second pulley (13) is connected to the first pulley (12) via a belt.

5. A rat limb positioning platform according to claim 1, characterized in that: A fixing block (21) is provided in the middle of one side of the top of the positioning platform (3), a clamping slot is provided in the middle of the fixing block (21), and corresponding buckle elastic bands (20) are provided on both sides of the top of the fixing block (21).

6. A rat limb positioning platform according to claim 5, characterized in that: Springs 2 (22) are evenly arranged on both sides of the slot of the fixing block (21), and the other ends of the springs 2 (22) on both sides of the slot of the fixing block (21) are provided with soft pads.

7. A rat limb positioning platform according to claim 1, characterized in that: A circular pad (9) is provided at the middle position of the other side of the top of the positioning platform (3), and corresponding buckle elastic bands (8) are provided on both sides of the circular pad (9).

8. A rat limb positioning platform according to claim 1, characterized in that: A turntable (4) is provided at a position corresponding to the rotating shaft (2) on one side of the support frame (1), and the other end of the turntable (4) passes through the support frame (1) and is connected to the rotating shaft (2).

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