CN219070756U

CN219070756U - Mouse test bed

Info

Publication number: CN219070756U
Application number: CN202222326382.XU
Authority: CN
Inventors: 郑云飞; 谭安琪; 贾凌飞
Original assignee: Peking University School of Stomatology
Current assignee: Peking University School of Stomatology
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-05-26
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to the technical field of animal experiment tools, in particular to a mouse test stand, which comprises a base, a first wood plate, a second wood plate, a sleeve structure, a first wood plate and a second wood plate, wherein a vertical rod is arranged on the left side of the top of the base, a top lamp is arranged at one end, far away from the base, of the vertical rod, a sliding clamping device is arranged on the vertical rod, the right side of the sliding clamping device is provided with the first wood plate, the front surface of the first wood plate is provided with a first stop block, the right side of the first wood plate is provided with a second wood plate, the front surface of the second wood plate is provided with a second stop block, the right side of the first stop block penetrates through the right side of the second stop block, a sliding rod is arranged on the front surface of the second stop block in an embedded manner, the whole structure is simple, the whole structure is convenient to be used for fixing a mouse, the opening state can be kept, and an angle adjusting function between all parts enables an experimenter to obtain an optimal visual field in a mouth of the mouse, and the stability and practicability are high.

Description

Mouse test bed

Technical Field

The utility model relates to the technical field of animal experiment tools, in particular to a mouse test bed.

Background

When an animal experiment (such as a mouse periodontitis model and a mouse orthodontic force model) involving the inside of a mouse oral cavity is carried out, the problems of fixed mouse openings, narrow rear tooth vision and the like need to be solved, the difficulties limit single-person operation, and an assistant is often needed to enable the experiment to be completed efficiently. The existing mouse fixing table is mainly used for fixing the limbs and the head of a mouse, and has the following defects: experiments that need to be performed with mice open were omitted; the manipulation of the posterior teeth while the mouse head is held in the open position also often requires repeated rotation of the mouse head to find a properly clear view.

Therefore, it is necessary to design a mouse test stand capable of fixing the state of the opening of the mouse, adjusting the angle of view in the mouth, and fixing the appropriate angle of view.

Disclosure of Invention

The present utility model is directed to a mouse test stand for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a mouse test bench, includes base, first plank, second plank, sleeve structure, first wood chip and second wood chip, the pole setting is installed in the top left side of base, the dome lamp is installed to the one end of keeping away from the base of pole setting, be provided with slip clamping device in the pole setting, slip clamping device's right side is provided with first plank, first dog is installed in the front of first plank, first plank right side is provided with the second plank, the second dog is installed in the front of second plank, the slide bar is installed on the right side of second dog in running through on the right side of first dog, first locking bolt is installed in the front embedding of second dog, be equipped with mortise and tenon structure between the adjacent one side in first plank and the second plank, the adjacent one side in top of first plank and second plank all is equipped with mounting groove, the bottom of first plank and second wood chip all is installed in mounting groove's inside through sleeve structure, the bottom of first plank and second plank bottom all runs through mounting groove and extends to sleeve structure's bottom and installs the second locking bolt.

As a preferable scheme of the utility model, the sliding clamping device comprises a sliding sleeve, a screwing piece and a rotating frame, wherein the sliding sleeve is sleeved and arranged on the periphery of the vertical rod, the screwing piece is embedded in the left side of the sliding sleeve and is arranged on one side close to the vertical rod, the adjustable rotating frame is arranged on the right side of the sliding sleeve, and one side, far away from the sliding sleeve, of the rotating frame is fixedly connected with the left side of the first wood board.

As a preferable scheme of the utility model, a round hole for clamping the neck of the mouse is formed in the center between the adjacent sides of the first wood board and the second wood board.

As a preferable scheme of the utility model, one end of the sliding rod is fixedly welded with one side of the first stop block, and the left side of the second stop block is provided with a mounting hole which is matched with the installation of the sliding rod in size in a penetrating way.

As a preferable scheme of the utility model, the sleeve structure comprises an inner cylinder and an outer cylinder, wherein the inner cylinder is fixedly arranged in the installation groove, the outer cylinder capable of rotating around the inner cylinder is arranged at the periphery of the inner cylinder, and the outer cylinder is fixed by virtue of a second locking bolt below the outer cylinder.

As a preferable scheme of the utility model, the upper edges of the surfaces of the first wood chip and the second wood chip are respectively provided with a tack for hooking incisors of mice by matching with rubber bands, the lower edge of the surface of the first wood chip is provided with a circular concave area for placing the upper jaw of the mice in an open state, the upper jaw and the lower jaw of the mice can be respectively fixed by the first wood chip and the second wood chip, and the angles between the two wood chips can be adjusted by the first wood chip and the second wood chip through sleeve structures, so that the method is suitable for oral experiments of mice of different sizes.

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

1. in the utility model, the first wood board connected with the sliding clamping device can slide up and down along the vertical rod and can be adjusted and fixed with the vertical rod at a certain angle of 0-180 degrees, so that the base support below the mouse is not suspended to provide the comfort level of the mouse, meanwhile, the first wood board and the second wood board are connected through the mortise and tenon structure, a round hole is formed between the first wood board and the second wood board after the connection, the round hole is used for the neck of the mouse, meanwhile, the first stop block on the side edge of the first wood board is fixedly welded with the sliding rod, the sliding rod passes through the second stop block on the side edge of the second wood board, the sliding rod is fixed through the first locking bolt on the second stop block, the relative position of the first wood board and the second wood board is adjusted, thereby being more suitable for the body size fixing experiments of different mice, and the sleeve structures divided into the inner barrel and the outer barrel are respectively arranged below the first wood board and the second wood board for connection, the inner cylinder is fixedly arranged in the mounting groove, the outer cylinder can rotate around the inner cylinder, the outer cylinder is fixed by means of a second locking bolt below the outer cylinder, the outer cylinder can be fixed by tightening, so that wood chips and wood boards above the outer cylinder are fixed at a required angle, the opening size of a mouse and the angle between the oral cavity of the mouse and an experimental platform are adjusted, a circular concave area is formed in the surface of a first wood chip and is used for placing the upper jaw of the mouse in an opening state, a second wood chip is used for placing the lower jaw of the mouse, a tack is respectively arranged on the two wood chips, so that a rubber band is convenient to hook the incisors of the mouse, the neck of the mouse is positioned at a round hole, the upper jaw and the lower jaw are fixed on the first wood chip by hooking the upper jaw and the lower jaw, the opening size of the lower jaw is fixed on the second wood chip, the opening size of the lower jaw can be realized by changing the angle between the wood chips and the wood boards below, the structure is simple, the experimental operation in the oral cavity of the mouse is convenient, the limbs of the mouse are not fixed, but the upper jaw and the lower jaw of the mouse are respectively fixed to maintain an opening state, so that the experimental operation in the oral cavity is convenient, and meanwhile, the optimal visual field in the oral cavity is provided for an operator through the angle adjusting device, so that the operation by a single person is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall top view of the present utility model;

fig. 3 is a schematic view of the whole bottom part structure of the present utility model.

In the figure: 1. a base; 2. a vertical rod; 3. a sliding clamping device; 301. a sliding sleeve; 302. a screwing piece; 303. a rotating frame; 4. a first wood board; 401. a first stopper; 5. a second wood board; 501. a second stopper; 6. a slide bar; 7. a first locking bolt; 8. mortise and tenon structure; 9. a mounting groove; 10. a sleeve structure; 11. a first wood chip; 12. a second wood chip; 13. tack; 14. a second locking bolt; 15. ceiling lamp.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, please refer to fig. 1-3, the present utility model provides a technical solution:

the mouse test bed comprises a base 1, a first wood board 4, a second wood board 5, a sleeve structure 10, a first wood chip 11 and a second wood chip 12, wherein a vertical rod 2 is arranged on the left side of the top of the base 1, a top lamp 15 is arranged at one end, far away from the base 1, of the vertical rod 2, a sliding clamping device 3 is arranged on the vertical rod 2, the right side of the sliding clamping device 3 is provided with the first wood board 4, the sliding clamping device 3 comprises a sliding sleeve 301, a screwing piece 302 and a rotating frame 303, the sliding sleeve 301 is sleeved on the periphery of the vertical rod 2, the screwing piece 302 is embedded in the left side of the sliding sleeve 301 and is arranged near one side of the vertical rod 2, the right side of the sliding sleeve 301 is provided with an adjustable rotating frame 303, one side, far away from the sliding sleeve 301, of the rotating frame 303 is fixedly connected with the left side of the first wood board 4, the first wood board connected with the rotating frame can slide up and down along the vertical rod and can form a certain angle in 0-180 DEG with the vertical rod, so that the lower part of the mouse is supported by a base so as not to be suspended to provide the comfort level of the mouse, the front surface of the first wood board 4 is provided with a first stop block 401, the right side of the first wood board 4 is provided with a second wood board 5, the front surface of the second wood board 5 is provided with a second stop block 501, the right side of the first stop block 401 penetrates through the right side of the second stop block 501 to be provided with a slide bar 6, the front surface of the second stop block 501 is embedded and provided with a first locking bolt 7, a mortise and tenon structure 8 is arranged between the adjacent sides of the first wood board 4 and the second wood board 5, wherein the upper edges of the surfaces of the first wood board 11 and the second wood board 12 are respectively provided with a tack 13 matched with a rubber band to hook the incisors of the mouse, the lower edge of the surface of the first wood board 11 is provided with a circular concave area for placing the upper jaw of the mouse in an opening state, the adjacent sides of the top of the first wood board 4 and the second wood board 5 are respectively provided with a mounting groove 9, the bottom of first wood chip 11 and second wood chip 12 all pass through sleeve structure 10 and install in the inside of mounting groove 9, the second locking bolt 14 is installed to the bottom that mounting groove 9 all runs through to sleeve structure 10 is all run through to first plank 4 and second plank 5 bottom, wherein sleeve structure 10 includes inner tube and urceolus, wherein inner tube fixed mounting is inside mounting groove 9, and the inner tube periphery is equipped with can around its pivoted urceolus, and the fixed second locking bolt 14 of the below that relies on of urceolus, the opening size accessible changes wood chip and the angulation of below plank, thereby fix the mouse upper and lower jaw respectively and make it maintain the oral experimental operation of opening state be convenient for, simultaneously provide the inside best view of oral cavity for the operator through angle adjusting device, the single operation of being convenient for.

In this embodiment, referring to fig. 1, 2 and 3, a round hole for clamping the neck of the mouse is formed in the center between the adjacent sides of the first board 4 and the second board 5, one end of the sliding rod 6 is fixedly welded to one side of the first stop block 401, and a mounting hole with a size matched with the sliding rod 6 is formed in the left side of the second stop block 501, so that the relative positions of the first board 4 and the second board 5 can be conveniently adjusted, and the size fixing experiment of different mice can be more adapted.

Working principle: before the mouse experiment operation is carried out by using the mouse experiment table, the mouse is fixed by using the experiment table, firstly, the screwing piece 302 of the sliding clamping device 3 is unscrewed, the first wood plate 4 and the second wood plate 5 connected with the first wood plate slide up and down along the vertical rod 2, the wood plates are adjusted to a proper height (the mouse can be contacted with the base 1 at the height, the weight of the mouse is received by the base 1), the first wood plate 4 and the second wood plate 5 connected with the first wood plate can also be adjusted at a certain angle with the vertical rod 2 (the angle is suitable for clear view of an operator), by unscrewing the first locking bolt 7, the second wood plate 5 slides along the direction of the sliding rod 6, the diameter of a round hole between the first wood plate 4 and the second wood plate 5 is enlarged, the head of the mouse passes through the round hole smoothly, then the second wood plate 5 slides along the direction of the sliding rod 6 to reduce the diameter of the round hole, the diameter of the round hole is matched with the neck of the mouse, tightening the first locking bolt 7 to fix the position of the second wood board 5, thereby fixing the neck of the mouse, opening the upper and lower jaws of the mouse, placing the upper jaw and the head in the concave position of the first wood chip 11, using a rubber band, one end of the rubber band is hooked on the upper incisors of the mouse, the other end of the rubber band is hooked on the tack 13 on the first wood chip 11, thereby fixing the upper jaw of the mouse, the lower jaw is contacted with the second wood chip 12, using a rubber band, one end of the rubber band is hooked on the lower incisors of the mouse, the other end of the rubber band is hooked on the tack 13 on the second wood chip 12, thereby fixing the lower jaw and maintaining the mouse in an open state, unscrewing the second locking bolt 14 contacted with the outer cylinder of the sleeve structure 10 below the two wood chips, enabling the outer cylinder to rotate, respectively driving the two wood chips to rotate, adjusting the angles of the two wood chips, enabling an experimenter to clearly see the oral cavity structure of the mouse, tightening the second locking bolt 14, fixing the angles of the two wood chips, can follow-up can develop the inside various experiments in mouse oral cavity, overall structure is simple, conveniently is used for fixed mouse, makes it can keep the open state, and the angle adjusting function between each part makes the experimenter can obtain the best field of vision in the mouse mouth, and stability and practicality are higher, have certain spreading value.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 mouse test bench, includes base (1), first plank (4), second plank (5), sleeve structure (10), first wood chip (11) and second wood chip (12), its characterized in that: the utility model discloses a novel wood floor tile, including base (1) and top left side, pole setting (2) are installed in the top left side of base (1), dome lamp (15) are installed to the one end of keeping away from base (1) of pole setting (2), be provided with slip clamping device (3) on pole setting (2), the right side of slip clamping device (3) is provided with first plank (4), first dog (401) are installed in the front of first plank (4), first plank (4) right side is provided with second plank (5), second dog (501) are installed in the front of second plank (5), slide bar (6) are installed on the right side that runs through second dog (501) in the right side of first dog (401), first locking bolt (7) are installed in the front embedding of second dog (501), be equipped with mortise and tenon structure (8) between first plank (4) and second plank (5) adjacent one side, first plank (4) all are equipped with mounting groove (9) with the adjacent one side in top of second plank (5), first wood chip (11) and second wood chip (12) all pass through mounting groove (10) in the bottom of groove (10), the bottoms of the first wood board (4) and the second wood board (5) penetrate through the mounting groove (9) and extend to the bottom end of the sleeve structure (10), and second locking bolts (14) are mounted on the bottoms.

2. The mouse test stand of claim 1, wherein: the sliding clamping device (3) comprises a sliding sleeve (301), a screwing piece (302) and a rotating frame (303), wherein the sliding sleeve (301) is sleeved and installed on the periphery of the vertical rod (2), the screwing piece (302) is embedded in the left side of the sliding sleeve (301) and is installed on one side close to the vertical rod (2), the rotating frame (303) is installed on the right side of the sliding sleeve (301), and one side, far away from the sliding sleeve (301), of the rotating frame (303) is fixedly connected with the left side of the first wood board (4).

3. The mouse test stand of claim 1, wherein: a round hole for clamping the neck of the mouse is formed in the center between the adjacent sides of the first wood board (4) and the second wood board (5).

4. The mouse test stand of claim 1, wherein: one end of the sliding rod (6) is fixedly welded with one side of the first stop block (401), and a mounting hole with a size matched with that of the sliding rod (6) is formed in the left side of the second stop block (501).

5. The mouse test stand of claim 1, wherein: the sleeve structure (10) comprises an inner cylinder and an outer cylinder, wherein the inner cylinder is fixedly arranged inside the mounting groove (9), the outer cylinder capable of rotating around the inner cylinder is arranged on the periphery of the inner cylinder, and the outer cylinder is fixed by means of a second locking bolt (14) below the outer cylinder.

6. The mouse test stand of claim 1, wherein: the upper edges of the surfaces of the first wood chip (11) and the second wood chip (12) are respectively provided with a tack (13) for hooking the incisors of the mice by the matched rubber band, the lower edges of the surfaces of the first wood chip (11) are provided with round concave areas for placing the upper jaw of the mice in an open state, the upper jaw and the lower jaw of the mice can be respectively fixed by the first wood chip (11) and the second wood chip (12), and the angle between the first wood chip (11) and the second wood chip (12) can be adjusted by the sleeve structure (10), so that the instrument is suitable for oral experiments of the mice with different sizes.