CN220424007U - Small-sized experimental animal fixing device - Google Patents
Small-sized experimental animal fixing device Download PDFInfo
- Publication number
- CN220424007U CN220424007U CN202320052140.8U CN202320052140U CN220424007U CN 220424007 U CN220424007 U CN 220424007U CN 202320052140 U CN202320052140 U CN 202320052140U CN 220424007 U CN220424007 U CN 220424007U
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- China
- Prior art keywords
- wall
- binding belt
- fixedly connected
- fixing device
- animal fixing
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- 238000010171 animal model Methods 0.000 title claims abstract description 17
- 241001465754 Metazoa Species 0.000 claims abstract description 16
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 13
- 241000699666 Mus <mouse, genus> Species 0.000 description 17
- 238000000034 method Methods 0.000 description 6
- 241000699670 Mus sp. Species 0.000 description 5
- 230000003444 anaesthetic effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 208000003443 Unconsciousness Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The utility model discloses a small experimental animal fixing device, which relates to the technical field of animal operation equipment, and the technical scheme comprises a fixing plate, wherein a straight groove is formed in the outer wall of the middle of the fixing plate, a bidirectional threaded rod is connected in a rotating mode in the straight groove, two threaded blocks are connected to the outer wall of the bidirectional threaded rod in a threaded mode, limiting plates are fixedly connected to the outer walls of the two threaded blocks, sliding grooves are formed in the outer walls of the two limiting plates, two sliding blocks are connected in a sliding mode in the sliding grooves, a first binding belt and a second binding belt which are used for binding four limbs of a rat are arranged on the outer walls of the inner sides of the limiting plates, and an adjusting mechanism is arranged on the outer walls of the first binding belt and the second binding belt.
Description
Technical Field
The utility model relates to the technical field of animal surgery equipment, in particular to a small experimental animal fixing device.
Background
When an animal is operated in a laboratory, although the animal is anesthetized, due to the difference of sensitivity of individual animals to anesthetic, some animals enter a wake-up period in the operation progress process, and unconscious actions and struggling of limbs occur, so that even if anesthetic is added immediately, the anesthesia effect cannot be achieved immediately, the operation cannot be performed, the operation wound of the animal is easily damaged, the operation effect is influenced, and even the animal is killed, and in order to avoid the situation, the animal is fixed at first;
in the existing fixing device, a fixing plate and four nails are generally adopted to fix a rat and a mouse, when the four limbs of the rat and the mouse are fixed, the four limbs of the rat and the mouse need to be tied by hands and the nails are used for fixing the rope, so that the operation is complicated, and the rat and the mouse struggle in the operation process to cause falling off, so that the small experimental animal fixing device is necessary to be proposed.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a fixing plate and four nails are generally adopted to fix a big mouse together with ropes, and when the limbs of the big mouse are fixed, the limbs of the big mouse need to be plugged by hands and the ropes are fixed by the nails, so that the operation is complicated, and the small experimental animal fixing device can fall off due to struggling of an animal in the operation process.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a small-size experimental animal fixing device, includes the fixed plate, the straight flute has been seted up to the middle part outer wall of fixed plate, the inside rotation of straight flute is connected with two-way threaded rod, the middle part inner wall fixed mounting of straight flute has the fixed block, two the outer wall threaded connection of two-way threaded rod has two screw thread pieces, two the outer wall fixedly connected with limiting plate of screw thread piece, two the spout has been seted up to the outer wall of limiting plate, the inside sliding connection of spout has two sliders, the slider is located the inboard outer wall of limiting plate installs first constraint area and the second constraint area of constraint to big mouse four limbs, first constraint area with the outer wall of second constraint area is provided with adjustment mechanism.
The technical scheme further comprises the following steps:
one end of the bidirectional threaded rod penetrates through the straight groove and extends to the outer side wall of the fixed plate, and one end of the bidirectional threaded rod, which is positioned on the outer side wall of the fixed plate, is fixedly connected with a handle; the bidirectional threaded rod is driven to rotate in the straight groove through the rotating handle, meanwhile, the bidirectional threaded rod is movably mounted in the fixing block, and the fixing block fixes the bidirectional threaded rod on the inner wall of the straight groove.
The outer wall of the sliding block, which is positioned at the inner side of the limiting plate, is fixedly connected with two buckles, the first binding belt is movably connected to the outer wall of one buckle, and the second binding belt is movably connected to the outer wall of the other buckle; the first binding belt and the second binding belt are fixedly arranged on the outer wall of the sliding block through the buckle, and the first binding belt and the second binding belt can move at multiple angles in cooperation with the rotation of the screw rod, so that the four limbs of a rat can be conveniently bound.
The outer wall of the sliding block is fixedly connected with a screw rod, the screw rod penetrates through the sliding groove and extends to the outer side wall of the limiting plate, and an adjusting gear is connected with the outer wall of the screw rod, which is positioned on the outer side wall of the limiting plate, in a threaded manner; the tightness degree of the sliding block and the inner wall of the chute can be adjusted by rotating the adjusting gear, the sliding block can slide in the sliding groove and can be fixed on the inner wall of the sliding groove.
The adjusting mechanism comprises a plurality of tooth sockets which are arranged on the outer wall of the end part of the first binding belt away from the buckle, a connecting block is fixedly connected with the outer wall of one end of the second binding belt away from the buckle, a cavity is arranged in the connecting block, and the cavity corresponds to the first binding belt; the second binding belt is inserted into the cavity, so that the four limbs of the rat are bound.
The adjusting mechanism further comprises a limiting frame fixedly connected to the outer wall of one side, far away from the second binding belt, of the connecting block, a movable block is installed in the limiting frame, a bayonet lock is fixedly connected to the outer wall of one side, attached to the connecting block, of the movable block, and penetrates through the connecting block and extends into the cavity; the movable block is limited by the limiting frame, the movable block drives the bayonet lock to move up and down, and the end part of the bayonet lock, which is positioned in the cavity, is subjected to chamfering treatment, so that the second binding belt is better inserted into the cavity, and meanwhile, the bayonet lock is clamped with a plurality of tooth grooves when the second binding belt is inserted into the cavity.
The outer wall of one side of the movable block, which is far away from the bayonet lock, is fixedly connected with a pulling rod, the pulling rod penetrates through the limiting frame, and a spring is arranged on the outer wall of the pulling rod, which is positioned in the limiting frame; the movable block can be driven to squeeze the spring by pulling the pull rod, the spring deforms, the bayonet lock breaks away from the tooth slot by pulling force of the pull rod, and the limit of the second binding belt is released.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the two limiting plates are driven to move relatively by rotating the handle, when the two limiting plates move relatively, the two bodies are clamped to the body of a large mouse, the body is prevented from being separated from fixation when the large mouse struggles, the fixing of the four limbs in the next step is facilitated, then the sliding block and the inner wall of the sliding groove are loosened by rotating the adjusting gear, the sliding block can slide, when the sliding block slides to the same position of the four limbs of the large mouse, the sliding block is fixed on the inner wall of the sliding groove by rotating the adjusting gear reversely, and the four limbs are restrained, so that the device is flexible to use and can adapt to experimental mice with different sizes.
2. According to the utility model, the limbs of the rat and the mouse are bound through the first binding belt and the second binding belt, when the position of the sliding block is fixed, the limbs of the rat and the mouse are bound in a buckling mode by utilizing the adjusting mechanism arranged on the first binding belt and the second binding belt, so that the operation is simple and convenient when the fixing is performed, the fixing is performed in a mode of no hand bolt, the size between the first binding belt and the second binding belt can be adjusted by the adjusting mechanism, and the limbs of the rat and the mouse are prevented from struggling in the operation process to cause the release of the binding.
Drawings
FIG. 1 is a schematic view of a small laboratory animal fixture according to the present utility model;
FIG. 2 is a partial schematic view of the present utility model;
FIG. 3 is a first partial cross-sectional view of the present utility model;
FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;
FIG. 5 is a second partial cross-sectional view of the present utility model;
fig. 6 is an enlarged schematic view of the structure at B in fig. 5.
In the figure: 1. a fixing plate; 2. a straight groove; 3. a limiting plate; 4. a chute; 5. a handle; 6. a fixed block; 7. a screw block; 8. a two-way threaded rod; 9. a slide block; 10. a screw rod; 11. a buckle; 12. a first tie strap; 13. a second tie strap; 14. connecting block the method comprises the steps of carrying out a first treatment on the surface of the; 15. a limiting frame; 16. a movable block; 17. a bayonet lock; 18. a spring; 19. pulling the rod; 20. tooth slots; 21. and adjusting the gear.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1-6, the small experimental animal fixing device provided by the utility model comprises a fixing plate 1, wherein a straight groove 2 is formed in the outer wall of the middle part of the fixing plate 1, a bidirectional threaded rod 8 is rotatably connected in the straight groove 2, a fixing block 6 is fixedly arranged on the inner wall of the middle part of the straight groove 2, two threaded blocks 7 are connected with the outer wall of the bidirectional threaded rod 8 in a threaded manner, a limiting plate 3 is fixedly connected with the outer walls of the two threaded blocks 7, a sliding groove 4 is formed in the outer walls of the two limiting plates 3, two sliding blocks 9 are arranged in the sliding groove 4, and the two sliding blocks 9 protrude out of the sliding groove 4;
one end of the bidirectional threaded rod 8 penetrates through the straight groove 2 and extends to the outer side wall of the fixed plate 1, one end of the bidirectional threaded rod 8 located on the outer side wall of the fixed plate 1 is fixedly connected with the handle 5, the outer wall of the sliding block 9 is fixedly connected with the screw rod 10, the screw rod 10 penetrates through the sliding groove 4 and extends to the outer side wall of the limiting plate 3, and the screw rod 10 is located on the outer wall of the outer side wall of the limiting plate 3 and is in threaded connection with the adjusting gear 21.
The working principle of the small experimental animal fixing device based on the first embodiment is that the two threaded rods 8 drive the two threaded blocks 7 to move relatively or reversely through the rotation of the handle 5, the fixing blocks 6 fix the two threaded rods 8 in the straight grooves 2, so that the two limiting plates 3 can be driven to move relatively through the rotation of the handle 5, when the two limiting plates 3 move relatively, the two limiting plates clamp the bodies of the mice, when the mice struggle, the bodies are prevented from being separated from the fixing, the material has certain flexibility, and when the bodies of the mice are clamped, the mice are not injured, and the next four limbs are fixed;
then through rotating adjusting gear 21, adjusting gear 21 removes along the outer wall of lead screw 10, make and produce the space between adjusting gear 21 and the limiting plate 3, just so make slider 9 and spout 4 inner wall become flexible, make slider 9 can slide at spout 4 inner wall, when sliding slider 9 to the same position with big mouse four limbs, again counter-rotating adjusting gear 21, make there is not the space between adjusting gear 21 and the limiting plate 3, adjusting gear 21 and slider 9 will press from both sides tightly at the inside and outside wall of spout 4, make slider 9 fix at the inner wall of spout 4, bind four limbs again, the device uses in a flexible way, can adapt to the laboratory mouse of equidimension.
Example two
As shown in fig. 1-6, based on the first embodiment, a first binding belt 12 and a second binding belt 13 for binding four limbs of a rat are installed on the outer wall of the slide block 9 positioned on the inner side of the limiting plate 3, two buckles 11 are fixedly connected to the outer wall of the slide block 9 positioned on the inner side of the limiting plate 3, the first binding belt 12 is movably connected to the outer wall of one buckle 11, and the second binding belt 13 is movably connected to the outer wall of the other buckle 11;
the outer walls of the first binding belt 12 and the second binding belt 13 are provided with an adjusting mechanism, the adjusting mechanism comprises a plurality of tooth sockets 20 which are arranged on the outer wall of the end part of the first binding belt 12 far away from the buckle 11, the outer wall of one end of the second binding belt 13 far away from the buckle 11 is fixedly connected with a connecting block 14, a cavity is arranged in the connecting block 14, and the cavity corresponds to the first binding belt 12;
the adjustment mechanism still includes fixed connection at connecting block 14 and keeps away from spacing 15 of second constraint area 13 one side outer wall, and spacing 15 internally mounted has movable block 16, and movable block 16 and connecting block 14 laminating one side outer wall fixedly connected with bayonet lock 17, and bayonet lock 17 runs through connecting block 14 and extends to the cavity inside, and movable block 16 keeps away from one side outer wall fixedly connected with pulling rod 19 of bayonet lock 17, and pulling rod 19 runs through spacing 15, and the spring 18 is installed to the outer wall that pulling rod 19 is located spacing 15 inside.
In this embodiment, the first binding belt 12 and the second binding belt 13 bind the limbs of the rat and when the position of the slide block 9 is fixed, the limbs of the rat and the mouse are inserted into the cavity arranged in the connecting block 14 by using the adjusting mechanism arranged on the first binding belt 12 and the second binding belt 13, and the binding is performed in a buckling manner, so that the operation is simple and convenient when the fixing is performed, and the fixing is performed in a manner of no hand bolt;
when the first binding belt 12 is inserted into the cavity, the end part of the first binding belt 12 upwards presses the clamping pin 17, the clamping pin 17 drives the movable block 16 to press the spring 18, the spring 18 deforms to generate elastic force, and when the plurality of tooth grooves 20 correspond to the clamping pin 17, the clamping pin 17 is pressed into the inner wall of the tooth groove 20 by the elastic force generated by the spring 18 by the clamping pin 17, so that the clamping pin 17 is clamped with the plurality of tooth grooves 20;
the inclined surface of the tooth slot 20 is attached to the inclined surface of the bayonet 17, so that the first binding belt 12 can be inserted into the cavity continuously and cannot be separated from the cavity, the size between the first binding belt 12 and the second binding belt 13 can be reduced, the pulling rod 19 is pulled, the pulling rod 19 drives the movable block 16 to move upwards, and the bayonet 17 is separated from the clamping connection with the tooth slot 20 by the pulling force of the movable block 16;
the first binding belt 12 can be pulled out of the cavity, the size between the first binding belt 12 and the second binding belt 13 is enlarged, and thus the size between the first binding belt 12 and the second binding belt 13 can be adjusted through the adjusting mechanism arranged on the first binding belt 12 and the second binding belt 13, and the four limbs of a rat are prevented from struggling in the operation process to cause detachment.
While the utility model has been described with respect to the preferred embodiments, it is to be understood that the utility model is not limited thereto, and that those skilled in the art will appreciate that the utility model may be embodied with other forms and combinations of parts, the technical proposal and the utility model concept are equivalent to or changed in accordance with the utility model, and the utility model is covered in the protection scope of the utility model.
Claims (7)
1. The utility model provides a small-size experimental animal fixing device, includes fixed plate (1), its characterized in that, straight flute (2) have been seted up to the middle part outer wall of fixed plate (1), the inside rotation of straight flute (2) is connected with two-way threaded rod (8), the middle part inner wall fixed mounting of straight flute (2) has fixed block (6), the outer wall threaded connection of two-way threaded rod (8) has two screw thread pieces (7), two the outer wall fixedly connected with limiting plate (3) of screw thread piece (7), two spout (4) have been seted up to the outer wall of limiting plate (3), internally mounted of spout (4) has two slider (9), two slider (9) are outstanding in spout (4), slider (9) are located first constraint area (12) and second constraint area (13) of constraint area (12) with the outer wall of second constraint area (13) are provided with adjustment mechanism to the inside outer wall of limit plate (3).
2. The small laboratory animal fixing device according to claim 1, characterized in that one end of the bidirectional threaded rod (8) penetrates through the straight groove (2) and extends to the outer side wall of the fixing plate (1), and one end of the bidirectional threaded rod (8) located on the outer side wall of the fixing plate (1) is fixedly connected with a handle (5).
3. The small experimental animal fixing device according to claim 2, wherein the outer wall of the sliding block (9) located inside the limiting plate (3) is fixedly connected with two buckles (11), the first binding belt (12) is movably connected to the outer wall of one buckle (11), and the second binding belt (13) is movably connected to the outer wall of the other buckle (11).
4. A small laboratory animal fixing device according to claim 3, characterized in that the outer wall of the slider (9) is fixedly connected with a screw rod (10), the screw rod (10) penetrates through the chute (4) and extends to the outer side wall of the limiting plate (3), and the screw rod (10) is located on the outer wall of the outer side wall of the limiting plate (3) and is in threaded connection with an adjusting gear (21).
5. The small laboratory animal fixing device according to claim 4, wherein the adjusting mechanism comprises a plurality of tooth grooves (20) formed in the outer wall of the end portion of the first binding belt (12) away from the buckle (11), a connecting block (14) is fixedly connected to the outer wall of one end of the second binding belt (13) away from the buckle (11), and a cavity is formed in the connecting block (14) and corresponds to the first binding belt (12).
6. The small laboratory animal fixing device according to claim 5, wherein the adjusting mechanism further comprises a limiting frame (15) fixedly connected with the connecting block (14) and far away from the outer wall of one side of the second binding belt (13), a movable block (16) is mounted in the limiting frame (15), a clamping pin (17) is fixedly connected with the outer wall of one side, which is attached to the connecting block (14), of the movable block (16), and the clamping pin (17) penetrates through the connecting block (14) and extends into the cavity.
7. The small laboratory animal fixing device according to claim 6, wherein a pulling rod (19) is fixedly connected to the outer wall of one side of the movable block (16) away from the bayonet lock (17), the pulling rod (19) penetrates through the limiting frame (15), and a spring (18) is mounted on the outer wall of the pulling rod (19) located inside the limiting frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320052140.8U CN220424007U (en) | 2023-01-09 | 2023-01-09 | Small-sized experimental animal fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320052140.8U CN220424007U (en) | 2023-01-09 | 2023-01-09 | Small-sized experimental animal fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220424007U true CN220424007U (en) | 2024-02-02 |
Family
ID=89699965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320052140.8U Active CN220424007U (en) | 2023-01-09 | 2023-01-09 | Small-sized experimental animal fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220424007U (en) |
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2023
- 2023-01-09 CN CN202320052140.8U patent/CN220424007U/en active Active
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