CN218792614U - Experimental animals fixing device - Google Patents

Abstract

The utility model discloses an experimental animals fixing device, including workstation and roof, roof horizontal installation is in the workstation top, and roof top center department has seted up the circular recess, the counter bore that runs through is seted up at the workstation top, and the inside level of counter bore rotates there is the disc, the disc side is fixed with the dogtooth, and the dogtooth has a plurality ofly and be the even installation in the disc side of annular, be equipped with the slewing mechanism who is used for rotating the disc on the workstation, and the disc top articulates there is the arc mount, arc mount one side both ends are all seted up flutedly, and disc top one end is equipped with the first fixed establishment who is used for fixed two recesses, the extension board is installed to the equal vertical in workstation bottom both ends, and four ends in disc top set up the through-hole that runs through. Through the setting of disc, dogtooth and gear, can rotate the disc, need not the experimenter and walk about and can rotate experimental animal to the best experiment angle to the convenience of this equipment has been improved.

Description

An experimental animal immobilization device

technical field

The utility model relates to the technical field of experimental animal fixation, in particular to an experimental animal fixation device.

Background technique

Experimental animals, also known as generalized experimental animals. Generally refers to all kinds of animals used in scientific experiments, including animals that have been domesticated and domesticated for a long time by people and cultivated according to scientific requirements. Experimental animals are raised artificially, the microorganisms carried by them are controlled, and the genetic background or source is clear. Animals used for scientific research, teaching, production, verification and scientific experiments need to be fixed when conducting experiments on experimental animals. device.

The utility model with the application number CN202220785523 provides a fixing device for experimental animals, comprising: a fixing plate; two limiting parts extending along the length direction of the fixing plate and symmetrically arranged on the surface of the fixing plate; An accommodating space for placing the experimental animal torso is enclosed between the seat and the board. The device is supported symmetrically from both sides of the torso of the experimental animal by means of the limiting part, so that the ventral surface faces upwards, so that the experimental animal body with special bones can lie flat and supine, which is convenient for the operation of the experimenter. However, when it is necessary to carry out the experimental operation of various positions of experimental animals, the experimenter needs to rotate the animal to adjust the angle, which is inconvenient for the fixed animal and reduces the efficiency of the experiment. Therefore, it is urgent to solve these technical problems.

Utility model content

The purpose of this utility model is to solve the shortcoming existing in the prior art, and propose a kind of experimental animal immobilization device.

In order to achieve the above object, the utility model adopts the following technical solutions:

An experimental animal fixing device, comprising a workbench and a top plate, both ends of the bottom of the workbench are vertically installed with support plates, the top plate is horizontally installed on the top of the workbench, and a circular groove is opened at the center of the top of the top plate. The top of the workbench is provided with a penetrating counterbore, and the counterbore is provided with a horizontally rotating disc, and the side of the disc is fixed with protruding teeth, and there are a plurality of protruding teeth which are evenly installed on the side of the disc in a ring shape, so The workbench is provided with a rotating mechanism for rotating the disk, and the top of the disk is hinged with an arc-shaped fixing frame, and both ends of one side of the arc-shaped fixing frame are provided with grooves, and one end of the top of the disk is provided with a The first fixing mechanism of the two grooves, and the four ends of the top of the disc are provided with through holes, and the arc-shaped fixing frame is provided with a fixing mechanism for experimental animals.

Further, the rotating mechanism includes a circular groove, and the circular groove is opened horizontally on the top of the workbench and communicates with the counterbore, the inside of the circular groove rotates horizontally with a gear, and the gear and the protruding teeth mesh with each other, and the top of the top plate rotates horizontally There is a second turntable, and the bottom of the second turntable is vertically fixed with a rotating shaft, and the other end of the rotating shaft is installed at the center of the top of the gear.

Preferably, the first fixing mechanism includes a strip plate and a chute, and the strip plate slides on the top of the disc and is arranged horizontally, and both ends of one side of the strip plate are equipped with protrusions matching the grooves. column.

Further, the chute is horizontally opened at one end of the top of the disk, and a slider slides inside the chute, the top of the slider is installed at the center of the bottom of the strip plate, and the inside of the chute is provided with a lever for resetting the strip plate. reset mechanism.

Further, the experimental animal fixing mechanism includes an arc-shaped fixing plate, and the arc-shaped fixing plate is horizontally arranged below the inner wall of the arc-shaped surface of the arc-shaped fixing frame, and telescopic rods are vertically installed at both ends of the top of the arc-shaped fixing plate, And the other two ends of the two telescopic rods are respectively installed on the bottom two ends of the arc surface of the arc-shaped fixing frame. The center of the top of the arc-shaped fixing plate rotates vertically with a screw rod, and the center of the top of the arc-shaped fixing plate rotates horizontally. Turntable, the top of the screw rod passes through the arc-shaped fixing frame and is installed at the center of the bottom of the first turntable, the surface of the screw rod and the inner wall of the arc-shaped fixing frame are connected by threads.

Preferably, the reset mechanism includes a spring, and the spring is arranged horizontally inside the chute, and the two ends of the spring are respectively installed on one end inside the chute and one side of the slider.

Furthermore, the reset mechanism includes magnets, and there are two magnets that repel each other, and the sides away from the two magnets are installed on the inner end of the chute and one side of the slider respectively.

The beneficial effects of the utility model:

1. The device can rotate the disc through the setting of the disc, convex teeth and gears, and the experimental animal can be rotated to the best experimental angle without the experimenter walking around, thus improving the convenience of the device. By turning the second turntable to drive the shaft to rotate, the rotation of the shaft will drive the gear to rotate, the rotation of the gear will drive the rotation of the convex teeth, the rotation of the convex teeth will drive the rotation of the disc, and the rotation of the disc can drive the fixed experimental animal to rotate, thereby improving the The effect of using the equipment.

2. The device can further fix the experimental animals through the setting of the arc-shaped fixing plate, which avoids the situation of unstable fixation or injury to animals in the prior art, thereby improving the stability of the experimental process. When in use, first place the animal's limbs inside the four through holes and cover the arc-shaped fixing frame. Before covering the arc-shaped fixing frame, first pull the strip plate to drive the convex column to move and make the spring generate elastic force. Just cover it After the arc-shaped fixing frame, loosen the strip plate, the convex column can enter the groove and be fixed by the arc-shaped fixing frame. In addition, the rotation of the first turntable drives the screw to rotate, and the rotation of the screw will drive the arc to fix The plate moves downward, so that the experimental animals can be further fixed, thereby ensuring the stability of fixing the experimental animals.

Description of drawings

Fig. 1 is a schematic structural view of an experimental animal immobilization device according to the present invention;

Fig. 2 is a top plate removal disc and workbench separation diagram of a kind of experimental animal fixing device according to the utility model;

Fig. 3 is a bottom view of the arc-shaped fixing frame of a kind of experimental animal fixing device according to the utility model;

Fig. 4 is an enlarged view at A of a fixing device for experimental animals according to the utility model;

Fig. 5 is a schematic diagram of the inner shell structure of an experimental animal immobilization device according to Embodiment 2 of the present invention.

In the figure: 1. Workbench; 2. Top plate; 3. Support plate; 4. Disc; 5. Arc-shaped fixing frame; 6. Arc-shaped fixing plate; 7. Screw rod; Two turntables; 10, convex column; 11, strip plate; 12, groove; 13, counterbore; 14, circular groove; 15, convex tooth; 16, gear; 17, telescopic rod; 18, chute; Slider; 20, spring; 21, through hole; 22, magnet.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Example 1

Referring to Figures 1-5, an experimental animal fixture includes a workbench 1 and a top plate 2. Support plates 3 are installed vertically at both ends of the bottom of the workbench 1, and the top plate 2 is horizontally installed on the top of the workbench 1, and the top of the top plate 2 is There is a circular groove in the center, and a through counterbore 13 is opened on the top of the workbench 1, and a horizontally rotating disc 4 is arranged inside the counterbore 13, and convex teeth 15 are fixed on the side of the disc 4, and the convex teeth 15 have many One and annular evenly installed on the side of the disc 4, the worktable 1 is provided with a rotating mechanism for rotating the disc 4, and the top of the disc 4 is hinged with an arc-shaped fixing frame 5, and the two ends of one side of the arc-shaped fixing frame 5 All have groove 12, and one end of disk 4 tops is provided with the first fixing mechanism that is used to fix two grooves 12, and disk 4 top four ends are provided with through-hole 21 that passes through, and arc fixed frame 5 is provided with There is an experimental animal fixing mechanism, through the setting of the equipment, the experimental animals can be rotated and firmly fixed, ensuring the accuracy of the experiment.

Referring to Fig. 1 and Fig. 2, in a preferred embodiment, the rotating mechanism includes a circular groove 14, and the circular groove 14 is horizontally opened on the top of the workbench 1 and communicated with the counterbore 13, and the circular groove 14 is horizontally rotated with a gear 16, And the gear 16 and the protruding tooth 15 are meshed with each other, the top of the top plate 2 rotates horizontally with a second turntable 9, and the bottom of the second turntable 9 is vertically fixed with a rotating shaft, and the other end of the rotating shaft is installed at the center of the top of the gear 16. Through the setting of the rotating mechanism, It is used to drive the rotation of the disc 4 to further rotate the experimental animals, avoiding the movement of the experimental personnel.

1 and 4, in a preferred embodiment, the first fixing mechanism includes a strip plate 11 and a chute 18, and the strip plate 11 slides on the top of the disc 4 and is arranged horizontally, one side of the strip plate 11 Bosses 10 matching the grooves 12 are installed at both ends, and the chute 18 is horizontally opened at one end of the top of the disc 4, and a slider 19 slides inside the chute 18, and the top of the slider 19 is installed on the strip plate 11 At the center of the bottom, and inside the chute 18, there is a resetting mechanism for resetting the strip plate 11. Through the setting of the first fixing mechanism, it is used to fix the arc-shaped fixing frame 5, which is convenient and quick, and is conducive to improving the experimental efficiency.

With reference to Fig. 1 and Fig. 3, in a preferred embodiment, experimental animal immobilization mechanism comprises arc-shaped fixed plate 6, and arc-shaped fixed plate 6 is horizontally arranged below the arc surface inner wall of arc-shaped fixture 5, and arc-shaped fixed plate 6 top ends are vertically equipped with telescopic rods 17, and the other two ends of the two telescopic rods 17 are respectively installed on the bottom two ends of the curved surface of the arc fixing frame 5, and the center of the arc fixing plate 6 top rotates vertically with a screw rod 7, and the first turntable 8 rotates horizontally at the top center of the arc-shaped fixture 5, the top of the screw mandrel 7 passes through the arc-shaped fixture 5 and is installed at the center of the bottom of the first turntable 8, the surface of the screw mandrel 7 and the arc-shaped fixture 5. The inner wall is connected by threads, and through the setting of the experimental animal fixing mechanism, it is used to double fix the experimental animal, ensuring the effect of fixing.

In this embodiment, the reset mechanism includes a spring 20 , and the spring 20 is horizontally arranged inside the sliding groove 18 , and the two ends of the spring 20 are installed on one end inside the sliding groove 18 and one side of the sliding block 19 respectively.

The working principle of this embodiment: in actual use, through the setting of the arc-shaped fixing plate 6, the experimental animals can be further fixed, avoiding the unstable situation of only relying on the arc-shaped fixing frame 5, thereby improving the experimental results. process stability. When in use, first place the animal limbs inside the four through holes 21 and cover the arc-shaped fixing frame 5, before covering the arc-shaped fixing frame 5, first pull the strip plate 11 to drive the convex column 10 to move and make the spring 20 Generate elastic force, just after covering the arc-shaped fixing frame 5, loosen the strip plate 11, then the protruding column 10 can be entered into the groove 12 and fixed by the arc-shaped fixing frame 5, and then the first rotating disk 8 is driven The screw mandrel 7 rotates, and the rotation of the screw mandrel 7 will drive the arc-shaped fixing plate 6 to move down, so that the experimental animals can be further fixed, thereby ensuring the stability of the experimental animal fixation. Through the disc 4, the protruding teeth 15 and The setting of the gear 16 can rotate the disk 4, and the experimental animal can be rotated to the best experimental angle without the experimenter walking or adjusting the animal, thereby improving the convenience of the device; by rotating the second rotating disk 9 to drive the rotating shaft rotation, the rotation of the rotating shaft will drive the gear 16 to rotate, the rotation of the gear 16 will drive the rotation of the convex tooth 15, the rotation of the convex tooth 15 will drive the rotation of the disc 4, and the rotation of the disc 4 can drive the fixed experimental animal to rotate, thereby improving the performance of the device. use effect.

Example 2

Referring to Figures 1-5, an experimental animal fixture includes a workbench 1 and a top plate 2, the top plate 2 is installed horizontally on the top of the workbench 1, and a circular groove is opened in the center of the top of the top plate 2, and a penetrating hole is opened on the top of the workbench 1. counterbore 13, and the inside of the counterbore 13 rotates horizontally with a disc 4, the side of the disc 4 is fixed with convex teeth 15, and there are multiple convex teeth 15 which are evenly installed on the side of the disc 4 in a ring shape, on the workbench 1 A rotating mechanism for rotating the disc 4 is provided, and the top of the disc 4 is hinged with an arc-shaped fixing frame 5, and both ends of the arc-shaped fixing frame 5 are provided with grooves 12, and one end of the top of the disc 4 is provided with a For the first fixing mechanism of the two grooves 12, support plates 3 are vertically installed at both ends of the bottom of the workbench 1, and the four ends of the top of the disc 4 are provided with through holes 21, and the arc-shaped fixing frame 5 is provided with a test plate. The animal fixing mechanism, through the setting of the equipment, can rotate and firmly fix the experimental animals, ensuring the accuracy of the experiment.

Referring to Fig. 1 and Fig. 2, in a preferred embodiment, the rotating mechanism includes a circular groove 14, and the circular groove 14 is horizontally opened on the top of the workbench 1 and communicated with the counterbore 13, and the circular groove 14 is horizontally rotated with a gear 16, And the gear 16 and the protruding tooth 15 are meshed with each other, the top of the top plate 2 rotates horizontally with a second turntable 9, and the bottom of the second turntable 9 is vertically fixed with a rotating shaft, and the other end of the rotating shaft is installed at the center of the top of the gear 16. Through the setting of the rotating mechanism, It is used to drive the rotation of the disc 4 to further rotate the experimental animals, avoiding the movement of the experimental personnel.

1 and 4, in a preferred embodiment, the first fixing mechanism includes a strip plate 11 and a chute 18, and the strip plate 11 slides on the top of the disc 4 and is arranged horizontally, one side of the strip plate 11 Bosses 10 matching the grooves 12 are installed at both ends, and the chute 18 is horizontally opened at one end of the top of the disc 4, and a slider 19 slides inside the chute 18, and the top of the slider 19 is installed on the strip plate 11 At the center of the bottom, and inside the chute 18, there is a resetting mechanism for resetting the strip plate 11. Through the setting of the first fixing mechanism, it is used to fix the arc-shaped fixing frame 5, which is convenient and quick, and is conducive to improving the experimental efficiency.

With reference to Fig. 1 and Fig. 3, in a preferred embodiment, experimental animal immobilization mechanism comprises arc-shaped fixed plate 6, and arc-shaped fixed plate 6 is horizontally arranged below the arc surface inner wall of arc-shaped fixture 5, and arc-shaped fixed plate 6 top ends are vertically equipped with telescopic rods 17, and the other two ends of the two telescopic rods 17 are respectively installed on the bottom two ends of the curved surface of the arc fixing frame 5, and the center of the arc fixing plate 6 top rotates vertically with a screw rod 7, and the first turntable 8 rotates horizontally at the top center of the arc-shaped fixture 5, the top of the screw mandrel 7 passes through the arc-shaped fixture 5 and is installed at the center of the bottom of the first turntable 8, the surface of the screw mandrel 7 and the arc-shaped fixture 5. The inner wall is connected by threads, and through the setting of the experimental animal fixing mechanism, it is used to double fix the experimental animal, ensuring the effect of fixing.

Referring to FIG. 5 , in this embodiment, the reset mechanism includes a magnet 22 , and there are two magnets 22 that repel each other. The sides away from the two magnets 22 are respectively installed on the inner end of the chute 18 and on the side of the slider 19 .

The working principle of this embodiment: in actual use, first pull the strip plate 11 to drive the protrusion 10 to move and make the two magnets 22 generate a repulsive force. , then the protruding post 10 can be entered into the groove 12 and fixed by the arc-shaped fixing frame 5. In addition, the rotation of the first turntable 8 drives the screw mandrel 7 to rotate, and the rotation of the screw mandrel 7 will drive the arc-shaped fixing plate 6 to move downward. Therefore, the experimental animals can be further fixed, thereby ensuring the stability of fixing the experimental animals.

Claims (7)

1. The utility model provides an experimental animals fixing device, includes workstation (1) and roof (2), the equal vertical extension board (3) of installing in workstation (1) bottom both ends, its characterized in that, roof (2) horizontal installation is at workstation (1) top, and roof (2) top center department has seted up circular recess, counter bore (13) that run through are seted up at workstation (1) top, and inside level pivoted disc (4) that are equipped with of counter bore (13), disc (4) side is fixed with dogtooth (15), and dogtooth (15) have a plurality ofly and be the annular and install in disc (4) side uniformly, be equipped with the slewing mechanism who is used for rotating disc (4) on workstation (1), and disc (4) top articulates there is arc mount (5), recess (12) all are seted up at arc mount (5) one side both ends, and disc (4) top one end is equipped with the first fixed establishment that is used for fixed two recesses (12), and four ends of disc (4) top through-hole (21) that run through are seted up to the disc, be equipped with experimental animals fixed establishment on arc mount (5).

2. The experimental animal fixing device according to claim 1, characterized in that the rotating mechanism comprises a circular groove (14), the circular groove (14) is horizontally arranged at the top of the workbench (1) and is communicated with the counter bore (13), a gear (16) is horizontally rotated inside the circular groove (14), the gear (16) and the convex teeth (15) are meshed with each other, a second rotating disc (9) is horizontally rotated at the top of the top plate (2), a rotating shaft is vertically fixed at the bottom of the second rotating disc (9), and the other end of the rotating shaft is installed at the center of the top of the gear (16).

3. The experimental animal fixing device according to claim 2, characterized in that the first fixing mechanism comprises a strip-shaped plate (11) and a sliding groove (18), the strip-shaped plate (11) slides on the top of the disc (4) and is horizontally arranged, and both ends of one side of the strip-shaped plate (11) are provided with convex columns (10) matched with the grooves (12).

4. The experimental animal fixing device according to claim 3, wherein the sliding groove (18) is horizontally arranged at one end of the top of the disc (4), a sliding block (19) slides inside the sliding groove (18), the top of the sliding block (19) is arranged at the center of the bottom of the strip-shaped plate (11), and a resetting mechanism for resetting the strip-shaped plate (11) is arranged inside the sliding groove (18).

5. The experimental animal fixing device according to claim 4, characterized in that the experimental animal fixing mechanism comprises an arc-shaped fixing plate (6), the arc-shaped fixing plate (6) is horizontally arranged below the inner wall of the arc-shaped surface of the arc-shaped fixing frame (5), the top two ends of the arc-shaped fixing plate (6) are both vertically provided with the telescopic rods (17), the other two ends of the two telescopic rods (17) are respectively arranged at the bottom two ends of the arc-shaped surface of the arc-shaped fixing frame (5), the top center of the arc-shaped fixing plate (6) is vertically rotated to form the screw rod (7), the top center of the arc-shaped fixing frame (5) is horizontally rotated to form the first rotating disc (8), the top end of the screw rod (7) penetrates through the arc-shaped fixing frame (5) and is arranged at the bottom center of the first rotating disc (8), and the surface of the screw rod (7) is connected with the inner wall of the arc-shaped fixing frame (5) through threads.

6. The experimental animal fixing device according to claim 5, wherein the return mechanism comprises a spring (20), the spring (20) is horizontally arranged inside the sliding groove (18), and two ends of the spring (20) are respectively arranged at one end inside the sliding groove (18) and one side of the sliding block (19).

7. The laboratory animal fixing device according to claim 5, wherein the resetting mechanism comprises two magnets (22), the two magnets (22) are mutually repulsive, and the far sides of the two magnets (22) are respectively arranged at one end inside the sliding groove (18) and one side of the sliding block (19).

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