CN215839680U

CN215839680U - Rat fixing device for it is biological experiments

Info

Publication number: CN215839680U
Application number: CN202122361113.2U
Authority: CN
Inventors: 杨志强
Original assignee: Kangtai Medical Laboratory Service Hebei Co ltd
Current assignee: Kangtai Medical Laboratory Service Hebei Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-18
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a rat fixing device for a biological experiment, which comprises a fixed seat, wherein a top cover is arranged at the top of the fixed seat, a connecting shaft is connected between the top cover and the fixed seat, a limiting piece is arranged on the inner side of the top cover, a bearing is fixed at the top end of the limiting piece, a screw hole is formed in the surface of the top cover in a penetrating way, a screw rod connected with the bearing is arranged in the screw hole, penetrating holes are symmetrically formed in the surface of the top cover in a penetrating way relative to two sides of the screw hole, sliding rods are symmetrically fixed at the top end of the limiting piece relative to two sides of the bearing, the sliding rods are connected with the penetrating holes in a sliding way, and fixing buckles are symmetrically fixed at the end part of the top cover; according to the limit piece, when the rats need to be fixed, the size of the inner part of the fixing seat can be adjusted through the designed screw rod, the bearing and the limit piece, so that the rats with different body sizes can be fixed conveniently.

Description

Rat fixing device for it is biological experiments

Technical Field

The utility model belongs to the technical field of biological experiment devices, and particularly relates to a rat fixing device for a biological experiment.

Background

The rat is one of the most commonly used experimental animals in the field of medical scientific research, and the fixed fixation of the rat without anesthesia is the premise of a series of experimental operations, and the specific experimental operations comprise: gastric lavage, intraperitoneal injection, tail vein blood sampling and the like.

The existing rat fixing device cannot be freely adjusted, and when rats with different body sizes need to be fixed, the rat fixing device is difficult to adjust equipment according to the body sizes of the rats, so that the rat fixing device is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rat fixing device for a biological experiment, which aims to solve the problems that the existing rat fixing device cannot be freely adjusted in the background technology, and when rats with different body sizes need to be fixed, the rat fixing device is difficult to adjust equipment according to the body sizes of the rats, so that the rat fixing device is inconvenient to use.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rat fixing device for it is biological experiments, includes the fixing base, the top of fixing base is provided with the top cap, be connected with the connecting axle between top cap and the fixing base, the inboard of top cap is provided with the locating part, the top of locating part is fixed with the bearing, the surface of top cap runs through and has seted up the screw, the inside of screw is provided with the screw rod of being connected with the bearing, the surface of top cap runs through for the bilateral symmetry of screw and has seted up the through hole, the top of locating part is fixed with the slide bar for the bilateral symmetry of bearing, slide bar and through hole sliding connection, the tip symmetry of top cap is fixed with fixed the knot, the tip of fixing base is provided with the gag lever post, be connected with the pivot between gag lever post and the fixing base, the bilateral symmetry of gag lever post is fixed with the buckle, the buckle is connected with fixed knot block.

Preferably, the surface of the fixing seat is symmetrically provided with through grooves in a penetrating manner, the fixing plate is arranged inside the through grooves, the surface of the fixing plate is provided with sliding grooves in a penetrating manner, the inner wall of each through groove is symmetrically provided with sliding blocks, limiting holes are symmetrically fixed on two sides of the fixing plate, and the limiting holes are connected with the sliding blocks in a sliding manner.

Preferably, the cross section of the limiting hole is of a rectangular structure, and the limiting hole is attached to the inner wall of the sliding block.

Preferably, the length of the buckle is one centimeter, and the end part of the buckle is of an arc structure.

Preferably, the surface of the sliding rod is symmetrically provided with guide grooves, and the inner wall of the through hole is symmetrically fixed with guide blocks.

Preferably, the inner wall of the limiting part is provided with a cushion, and the cushion is connected with the inner wall of the limiting part in a sticking manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the limit piece, when the rats need to be fixed, the size of the inner part of the fixing seat can be adjusted through the designed screw rod, the bearing and the limit piece, so that the rats with different body sizes can be fixed conveniently.

2. The four limbs of the rat can be penetrated and fixed through the designed fixing plate, and the position of the fixing plate can be freely adjusted through the designed sliding groove and the designed sliding block, so that the four limbs of the rat can be better positioned.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of FIG. 1 at B in the present invention;

FIG. 4 is a schematic view of a buckle structure according to the present invention;

FIG. 5 is a schematic view of a fixing plate according to the present invention;

in the figure: 1. a fixed seat; 2. a top cover; 3. a connecting shaft; 4. a limiting member; 5. a bearing; 6. a screw hole; 7. a screw; 8. a through hole; 9. a slide bar; 10. a fixing buckle; 11. a limiting rod; 12. a rotating shaft; 13. buckling; 14. a through groove; 15. a fixing plate; 16. a chute; 17. a slider; 18. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a rat fixing device for biological experiments comprises a fixing seat 1, a top cover 2 is arranged at the top of the fixing seat 1, a connecting shaft 3 is connected between the top cover 2 and the fixing seat 1, a limiting part 4 is arranged at the inner side of the top cover 2, a bearing 5 is fixed at the top end of the limiting part 4, a screw hole 6 is arranged on the surface of the top cover 2 in a penetrating way, a screw 7 connected with the bearing 5 is arranged inside the screw hole 6, through holes 8 are symmetrically arranged on the surface of the top cover 2 in a penetrating way relative to the two sides of the screw hole 6, slide bars 9 are symmetrically fixed at the top end of the limiting part 4 relative to the two sides of the bearing 5, the slide bars 9 are in sliding connection with the through holes 8, fixing buckles 10 are symmetrically fixed at the end part of the top cover 2, a limiting rod 11 is arranged at the end part of the fixing seat 1, a rotating shaft 12 is connected between the limiting rod 11 and the fixing seat 1, buckles 13 are symmetrically fixed at the two sides of the limiting rod 11 and are in clamping connection with the fixing buckles 10 through the buckles 13, the top cover 2 and the fixed seat 1 are fixed together conveniently.

In this embodiment, preferably, the surface of the fixing base 1 is symmetrically provided with through grooves 14, the fixing plate 15 is disposed inside the through grooves 14, the surface of the fixing plate 15 is provided with sliding grooves 16, the inner wall of the through grooves 14 is symmetrically provided with sliding blocks 17, limiting holes 18 are symmetrically fixed on two sides of the fixing plate 15, and the fixing plate 15 is convenient to move through the sliding connection between the limiting holes 18 and the sliding blocks 17.

In this embodiment, preferably, the cross section of the limiting hole 18 is a rectangular structure, and the limiting hole 18 is attached to the inner wall of the sliding block 17, so that the limiting hole 18 is conveniently connected with the sliding block 17 in a clamping manner.

In this embodiment, preferably, the length of the clip 13 is one centimeter, and the end of the clip 13 is an arc structure, so as to press the clip 13 to deform slightly.

In this embodiment, preferably, the surface of the sliding rod 9 is symmetrically provided with guide grooves, and the inner walls of the through holes 8 are symmetrically fixed with guide blocks, so that the guide grooves and the guide blocks are connected to play a certain guiding role.

In this embodiment, preferably, the inner wall of the limiting part 4 is provided with a cushion, and the cushion is connected with the inner wall of the limiting part 4 in a sticking manner, so that the rat can be extruded and fixed better.

The working principle and the using process of the utility model are as follows: when a rat needs to be fixed, firstly, the limiting rod 11 is shifted to rotate through the rotating shaft 12, the buckle 13 is screwed out from the inner side of the fixing buckle 10, the buckle 13 is extruded and separated from the fixing buckle 10, then the top cover 2 is pushed to be unscrewed from the top end of the fixing seat 1 through the connecting shaft 3, then the fixing plate 15 is pushed to drive the limiting hole 18 to slide in the sliding block 17, the fixing plate 15 moves to a proper position in the through groove 14, then the rat is placed in the fixing seat 1, the four limbs of the rat are clamped in the sliding groove 16, then the top cover 2 is closed to be connected with the fixing seat 1 through the rotation of the connecting shaft 3, at the moment, the screw 7 is screwed to rotate in the screw hole 6, the screw 7 pushes the limiting piece 4 to move downwards through the bearing 5 to extrude the rat, and simultaneously, the sliding rod 9 is driven to slide in the through hole 8, the fixing of the rat can be completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rat fixing device for it is biological experiments, includes fixing base (1), its characterized in that: the top of the fixing seat (1) is provided with a top cover (2), a connecting shaft (3) is connected between the top cover (2) and the fixing seat (1), the inner side of the top cover (2) is provided with a limiting part (4), the top end of the limiting part (4) is fixed with a bearing (5), the surface of the top cover (2) is provided with a screw hole (6) in a penetrating way, a screw rod (7) connected with the bearing (5) is arranged inside the screw hole (6), the surface of the top cover (2) is symmetrically provided with a penetrating hole (8) in a penetrating way relative to the two sides of the screw hole (6), the top end of the limiting part (4) is symmetrically fixed with a sliding rod (9) relative to the two sides of the bearing (5), the sliding rod (9) is connected with the penetrating hole (8) in a sliding way, the end part of the top cover (2) is symmetrically fixed with a fixing buckle (10), and the end part of the fixing seat (1) is provided with a limiting rod (11), be connected with pivot (12) between gag lever post (11) and fixing base (1), the bilateral symmetry of gag lever post (11) is fixed with buckle (13), buckle (13) are connected with fixed knot (10) block.

2. A rat fixing device for biological experiments according to claim 1, wherein: the surface of the fixing seat (1) is symmetrically provided with through grooves (14) in a penetrating mode, fixing plates (15) are arranged inside the through grooves (14), sliding grooves (16) are formed in the surface of the fixing plates (15) in a penetrating mode, sliding blocks (17) are symmetrically arranged on the inner walls of the through grooves (14), limiting holes (18) are symmetrically fixed to two sides of the fixing plates (15), and the limiting holes (18) are connected with the sliding blocks (17) in a sliding mode.

3. A rat fixing device for biological experiments according to claim 2, characterized in that: the cross section of the limiting hole (18) is of a rectangular structure, and the limiting hole (18) is attached to the inner wall of the sliding block (17).

4. A rat fixing device for biological experiments according to claim 1, wherein: the length of the buckle (13) is one centimeter, and the end part of the buckle (13) is of an arc-shaped structure.

5. A rat fixing device for biological experiments according to claim 1, wherein: the surface of the sliding rod (9) is symmetrically provided with guide grooves, and the inner wall of the through hole (8) is symmetrically fixed with guide blocks.

6. A rat fixing device for biological experiments according to claim 1, wherein: the inner wall of locating part (4) is provided with the cushion, the cushion is connected with the inner wall of locating part (4) paste.