阅读说明：本技术 一种老鼠实验用固定装置 (Fixing device for mouse experiments ) 是由 田升 宋晓彤 张亚楠 王媛 赵海军 陈众 吕征 王彦芳 刘黎青 王世军 于 2019-08-06 设计创作，主要内容包括：本发明公开了一种老鼠实验用固定装置,包括安装板、滚球和限位螺栓,所述安装板的上表面开设有滑槽,且安装板的下表面中部焊接有螺栓柱,并且安装板的下表面焊接有限位套,所述滑槽通过第一滑块分别连接有第一固定板和第二固定板,且第一固定板和第二固定板的表面均开设有安装槽,所述安装板的下方通过螺栓柱安装有底座,且底座和安装板之间设置有滚球,所述底座的侧面螺纹安装有限位螺栓,且限位螺栓的中部安装有止动块。该老鼠实验用固定装置设置有底座和滚球,在使用的过程中,配合着滚球的设计能转动安装板,从而使得装置能自由的调节装置的角度,从而进一步增加装置的实用性。(The invention discloses a fixing device for a mouse experiment, which comprises a mounting plate, a rolling ball and a limiting bolt, wherein a sliding groove is formed in the upper surface of the mounting plate, a bolt column is welded in the middle of the lower surface of the mounting plate, a limiting sleeve is welded in the lower surface of the mounting plate, the sliding groove is respectively connected with a first fixing plate and a second fixing plate through a first sliding block, mounting grooves are formed in the surfaces of the first fixing plate and the second fixing plate, a base is mounted below the mounting plate through the bolt column, the rolling ball is arranged between the base and the mounting plate, the limiting bolt is mounted on the side face of the base in a threaded mode, and a stop block is mounted in the middle of. This fixing device for mouse experiments is provided with base and spin, and at the in-process that uses, the design of cooperating the spin can rotate the mounting panel to make the adjusting device's that the device can be free angle, thereby further increase the practicality of device.)

1. A fixing device for mouse experiments comprises a mounting plate (1), a rolling ball (16) and a limiting bolt (17), and is characterized in that: the upper surface of the mounting plate (1) is provided with a sliding groove (2), the middle of the lower surface of the mounting plate (1) is welded with a bolt column (4), the lower surface of the mounting plate (1) is welded with a limiting sleeve (3), the sliding groove (2) is respectively connected with a first fixing plate (6) and a second fixing plate (7) through a first sliding block (5), the surfaces of the first fixing plate (6) and the second fixing plate (7) are respectively provided with a mounting groove (8), the left side and the right side of the mounting groove (8) are respectively provided with a first clamping block (10), the interior of the mounting groove (8) is provided with a four-limb fixing mechanism (9) through the first clamping block (10), the middle of the upper surface of the second fixing plate (7) is provided with a limiting groove (11), the left side of the limiting groove (11) is provided with a bolt, the fixing block (12) is installed on the, fixing bolt (14) are installed respectively to first fixed plate (6) and second fixed plate (7) the left and right sides between them, and fixing bolt (14) run through first fixed plate (6) and second fixed plate (7), base (15) are installed through bolt post (4) in the below of mounting panel (1), and are provided with spin (16) between base (15) and mounting panel (1), spacing bolt (17) are installed to the side screw thread of base (15), and the mid-mounting of spacing bolt (17) has stop block (18).

2. The experimental mouse fixing device of claim 1, wherein: the inner diameter of the limiting sleeve (3) is larger than the outer diameter of the base (15), the center line of the base (15) and the center line of the limiting sleeve (3) are overlapped, the lower end face of the limiting sleeve (3) is lower than the upper end face of the stop block (18), the stop block (18) is arranged on the outer side of the limiting sleeve (3), and meanwhile the contact side of the stop block (18) and the limiting sleeve (3) is made of rubber.

3. The experimental mouse fixing device of claim 1, wherein: the lower end face of the bolt column (4) is higher than the lower end face of the base (15), the center line of the bolt column (4) is overlapped with the center line of the limiting sleeve (3), the center line of the bolt column (4) is perpendicular to the mounting plate (1), the mounting plate (1) forms a rotatable structure above the base (15) through the rolling ball (16), and meanwhile, the rolling ball (16) is distributed around the center line of the base (15) at equal angles.

4. The experimental mouse fixing device of claim 1, wherein: the first sliding blocks (5) are symmetrically arranged about the central lines of the first fixing plate (6) and the second fixing plate (7), the number of the first sliding blocks (5) is 8, the longitudinal section of each first sliding block (5) is of a T-shaped structure, and meanwhile the first sliding blocks (5) form a slidable structure in the sliding groove (2).

5. The experimental mouse fixing device of claim 1, wherein: first fixed plate (6) and second fixed plate (7) are unsmooth cooperation, and first fixed plate (6) and second fixed plate (7) thickness between them is the same, and first fixed plate (6) and second fixed plate (7) all constitute slidable structure through first slider (5) and spout (2) simultaneously.

6. The experimental mouse fixing device of claim 1, wherein: the four-limb fixing mechanism (9) comprises an end cover (91), a sliding rail (92), a second sliding block (93), an elastic rubber cloth strip (94), a pull buckle (95) and a buckle (96), the sliding rail (92) is installed between the end cover (91) and the end cover (91), the second sliding block (93) is installed inside the sliding rail (92), the elastic rubber cloth strip (94) is installed on the front side and the rear side of the second sliding block (93) through bolts, the pull buckle (95) is connected above the elastic rubber cloth strip (94) in a sewing mode, the buckle (96) is installed on the outer side of the end cover (91), the upper height and the lower height of the end cover (91) are smaller than the depth of the installation groove (8), the sliding rail (92) and the sliding rail (92) are parallel to each other, and the sum of the front width and the rear width of the sliding rail (92) and the thickness of 3 times of the elastic rubber cloth strip (94, meanwhile, the upper surface of the sliding rail (92) is flush with the upper surface of the first fixing plate (6).

7. The experimental mouse fixing device of claim 6, wherein: the second sliding block (93) is in a cross-shaped structure, the second sliding block (93) forms a sliding structure in the sliding rail (92), and the front-back width of the second sliding block (93) is equal to the front-back width of the sliding rail (92).

8. The experimental mouse fixing device of claim 6, wherein: the buckle (96) is of a T-shaped structure, the buckle (96) and the first fixture block (10) are in concave-convex fit, and the four-limb fixing mechanism (9) and the first fixture block (10) form a detachable structure.

9. The experimental mouse fixing device of claim 1, wherein: both ends all are the arc structure around spacing groove (11), and mutually perpendicular between spacing groove (11) and adjacent mounting groove (8), and mounting groove (8) set up about spacing groove (11) symmetry simultaneously.

10. The experimental mouse fixing device of claim 1, wherein: the fixed block (12) forms a rotatable structure, the length of the fixed block (12) is larger than the width of the limiting groove (11), and the limiting groove (11) and the second clamping block (13) form concave-convex matching.

Technical Field

The invention relates to the technical field related to mouse experiments, in particular to a fixing device for mouse experiments.

Background

In the experimental process of the mouse, the fixing device is required to be used for fixing the mouse, so that the movement of the mouse in the experiment is avoided, the smoothness of the experiment is ensured, and certain problems still exist in the using process of the existing fixing device;

most of the existing mouse fixing devices are designed in a fixed mode, so that the existing mouse fixing devices can only fix a single-piece mouse, the application range of the existing mouse fixing devices is greatly limited, and the existing mouse fixing devices are inconvenient to use.

Aiming at the problems, the novel fixing device for the mouse experiment is innovatively designed on the basis of the original fixing device for the mouse experiment.

Disclosure of Invention

The invention aims to provide a fixing device for a mouse experiment, which solves the problem that the existing mouse fixing device in the background technology can not fix mice with different body types.

In order to achieve the purpose, the invention provides the following technical scheme: a fixing device for a mouse experiment comprises a mounting plate, a rolling ball and a limiting bolt, wherein a sliding groove is formed in the upper surface of the mounting plate, a bolt column is welded in the middle of the lower surface of the mounting plate, a limiting sleeve is welded in the lower surface of the mounting plate, the sliding groove is respectively connected with a first fixing plate and a second fixing plate through a first sliding block, mounting grooves are formed in the surfaces of the first fixing plate and the second fixing plate, first clamping blocks are mounted on the left side and the right side of each mounting groove, a four-limb fixing mechanism is mounted in each mounting groove through a first clamping block, a limiting groove is formed in the middle of the upper surface of the second fixing plate, a fixing block is mounted on the left side of each limiting groove through a bolt, a second clamping block is mounted on the right side of each limiting groove, fixing bolts are respectively mounted on the left side and the right side of each, the base is installed through the bolt post in the below of mounting panel, and is provided with the spin between base and the mounting panel, the side screw thread of base is installed spacing bolt, and the mid-mounting of spacing bolt has the stop block.

Preferably, the inner diameter of the limiting sleeve is larger than the outer diameter of the base, the center line of the base and the center line of the limiting sleeve are overlapped, the lower end face of the limiting sleeve is lower than the upper end face of the stop block, the stop block is arranged on the outer side of the limiting sleeve, and the contact side of the stop block and the limiting sleeve is made of rubber.

Preferably, the lower end face of the bolt column is higher than the lower end face of the base, the center line of the bolt column is overlapped with the center line of the limiting sleeve, the center line of the bolt column is perpendicular to the mounting plate, the mounting plate forms a rotatable structure above the base through the rolling ball, and the rolling ball is distributed around the center line of the base at equal angles.

Preferably, the first sliding blocks are symmetrically arranged about the center lines of the first fixing plate and the second fixing plate, the number of the first sliding blocks is 8, the longitudinal section of each first sliding block is of a T-shaped structure, and the first sliding blocks form a slidable structure in the sliding grooves.

Preferably, first fixed plate and second fixed plate are unsmooth cooperation, and first fixed plate and second fixed plate thickness between them is the same, and first fixed plate and second fixed plate all constitute slidable structure through first slider and spout simultaneously.

Preferably, four limbs fixed establishment includes end cover, slide rail, second slider, elasticity rubber cloth, draws and detain and the buckle, and installs the slide rail between end cover and the end cover to the internally mounted of slide rail has the second slider, elasticity rubber cloth is installed to both sides bolt around the second slider, and the top sewing connection of elasticity rubber cloth has and draws the buckle, the buckle is installed in the outside of end cover, and the groove depth that highly is less than the mounting groove about the end cover, be parallel to each other between slide rail and the slide rail, and the front and back width of slide rail and the front and back width that 3 times the thickness of elasticity rubber cloth equals the front and back width of mounting groove, the upper surface of slide rail and the upper surface of first fixed plate are parallel and level each other simultaneously.

Preferably, the second slider is in a cross-shaped structure, the second slider forms a sliding structure inside the sliding rail, and the front-back width of the second slider is equal to the front-back width of the sliding rail.

Preferably, the buckle is a T-shaped structure, the buckle and the first clamping block are in concave-convex fit, and the four-limb fixing mechanism and the first clamping block form a detachable structure.

Preferably, both ends all are the arc structure around the spacing groove, and mutually perpendicular between spacing groove and the adjacent mounting groove, and the mounting groove sets up about spacing groove symmetry simultaneously

Preferably, the fixed block forms a rotatable structure, the length of the fixed block is greater than the width of the limit groove, and the limit groove and the second fixture block form concave-convex fit

Compared with the prior art, the invention has the beneficial effects that: the fixing device for the mouse experiment;

1. the four-limb fixing mechanism is arranged, in the using process, the elastic rubber cloth strip can adjust the position through the sliding rail and the second sliding block, so that the elastic rubber cloth strip can fix four limbs of mice more conveniently, the using range of the device is increased, the device can be suitable for mice of different body types, and the buckle and the first clamping block are matched, so that the four-limb fixing mechanism is convenient to detach and mount, and the practicability of the device is further improved;

2. the device is provided with the first fixing plate and the second fixing plate, and the design of the mounting plate, the sliding chute and the first sliding block is matched in the using process, so that the position of the first fixing plate and the position of the second fixing plate can be freely adjusted in the using process of the device, the device can be suitable for rats with different sizes, the using range of the device is further enlarged, and the practicability of the device is improved;

3. the adjustable rotary device is provided with the base and the rolling ball, and the mounting plate can be rotated by matching with the design of the rolling ball in the using process, so that the angle of the adjusting device which can be freely adjusted can be increased, and the practicability of the device can be further improved.

Drawings

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

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is a bottom view of the first and second fixing plates of the present invention;

FIG. 4 is a schematic cross-sectional view of the extremity restraint mechanism of the present invention;

FIG. 5 is a schematic top view of the mounting plate of the present invention;

FIG. 6 is a schematic view of the structure of the gas injection apparatus of the present invention;

FIG. 7 is a schematic front view of the present invention;

FIG. 8 is a schematic top view of the base of the present invention;

FIG. 9 is a schematic perspective view of a second locking block according to the present invention;

fig. 10 is a schematic perspective view of a first clamping block according to the present invention.

In the figure: 1. mounting a plate; 2. a chute; 3. a limiting sleeve; 4. a bolt column; 5. a first slider; 6. a first fixing plate; 7. a second fixing plate; 8. mounting grooves; 9. a limb fixing mechanism; 91. an end cap; 92. a slide rail; 93. a second slider; 94. an elastic rubber cloth strip; 95. pulling the button; 96. buckling; 10. a first clamping block; 11. a limiting groove; 12. a fixed block; 13. a second fixture block; 14. fixing the bolt; 15. a base; 16. rolling a ball; 17. a limit bolt; 18. and a stop block.

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. 1-10, the present invention provides a technical solution: a fixing device for mouse experiments comprises a mounting plate 1, a sliding groove 2, a limiting sleeve 3, a bolt column 4, a first sliding block 5, a first fixing plate 6, a second fixing plate 7, a mounting groove 8, a four-limb fixing mechanism 9, a first clamping block 10, a limiting groove 11, a fixing block 12, a second clamping block 13, a fixing bolt 14, a base 15, a rolling ball 16, a limiting bolt 17 and a stopping block 18, wherein the sliding groove 2 is formed in the upper surface of the mounting plate 1, the bolt column 4 is welded in the middle of the lower surface of the mounting plate 1, the limiting sleeve 3 is welded on the lower surface of the mounting plate 1, the sliding groove 2 is respectively connected with the first fixing plate 6 and the second fixing plate 7 through the first sliding block 5, the mounting grooves 8 are formed in the surfaces of the first fixing plate 6 and the second fixing plate 7, the first clamping block 10 is mounted on the left side and the right side of the mounting groove 8, and, spacing groove 11 has been seted up at the upper surface middle part of second fixed plate 7, and fixed block 12 is installed to the equal bolt in left side of spacing groove 11, and second fixture block 13 is installed on the right side of spacing groove 11, fixing bolt 14 is installed respectively to the left and right sides of first fixed plate 6 and second fixed plate 7 both, and fixing bolt 14 runs through first fixed plate 6 and second fixed plate 7, base 15 is installed through bolt post 4 in the below of mounting panel 1, and be provided with spin 16 between base 15 and the mounting panel 1, limit bolt 17 is installed to the side screw thread of base 15, and limit bolt 17's mid-mounting has stop block 18.

The internal diameter of stop collar 3 is greater than the external diameter of base 15, and the central line of base 15 and the mutual coincidence of the central line of stop collar 3 to the lower terminal surface of stop collar 3 is less than the up end of stop 18, and stop 18 sets up the outside at stop collar 3 in addition, and stop 18 is the rubber material with the contact side of stop collar 3 simultaneously, is convenient for fix mounting panel 1.

The lower terminal surface of bolt post 4 is higher than the lower terminal surface of base 15, and the central line of bolt post 4 and the mutual coincidence of the central line of stop collar 3, and the central line of bolt post 4 and mounting panel 1 mutually perpendicular, but mounting panel 1 passes through spin 16 and constitutes rotatable structure in the top of base 15 in addition, and spin 16 is around the angular distribution such as the central line of base 15 simultaneously, and the design of above-mentioned structure has made things convenient for adjusting device's angle for the better experiment that carries on of device.

The first sliding blocks 5 are symmetrically arranged about the central lines of the first fixing plate 6 and the second fixing plate 7, the number of the first sliding blocks 5 is 8, the longitudinal section of each first sliding block 5 is of a T-shaped structure, and the first sliding blocks 5 form a slidable structure in the sliding grooves 2.

First fixed plate 6 and second fixed plate 7 are unsmooth cooperation, and first fixed plate 6 is the same with the thickness of second fixed plate 7 both, and first fixed plate 6 and second fixed plate 7 all constitute slidable structure through first slider 5 and spout 2 simultaneously, and the design of above-mentioned structure for the device can be suitable for the mouse of different sizes of body, increases the practicality of device.

Four limbs fixed establishment 9 includes end cover 91, slide rail 92, second slider 93, elasticity rubber cloth 94, draw knot 95 and buckle 96, and install slide rail 92 between end cover 91 and the end cover 91, and the internally mounted of slide rail 92 has second slider 93, elasticity rubber cloth 94 is installed to both sides bolt around the second slider 93, and the top sewing connection of elasticity rubber cloth 94 draws knot 95, buckle 96 is installed in the outside of end cover 91, and the upper and lower height of end cover 91 is less than the groove depth of mounting groove 8, be parallel to each other between slide rail 92 and the slide rail 92, and the front and back width of slide rail 92 and the thickness sum of 3 times elasticity rubber cloth 94 equal to the front and back width of mounting groove 8, the upper surface of slide rail 92 and the upper surface of first fixed plate 6 are parallel and level each other simultaneously, the use of the device of being convenient for, increase the practicality of device.

The second slider 93 is in a cross-shaped structure, the second slider 93 forms a sliding structure inside the slide rail 92, and the front-back width of the second slider 93 is equal to the front-back width of the slide rail 92.

Buckle 96 is "T" font structure, and buckle 96 and first fixture block 10 be unsmooth cooperation, and four limbs fixed establishment 9 constitutes detachable construction with first fixture block 10, and the four limbs fixed establishment 9's of being convenient for dismantlement has made things convenient for four limbs fixed establishment 9's washing, increases the practicality of device.

Both ends all are the arc structure around the spacing groove 11, and mutually perpendicular between spacing groove 11 and the adjacent mounting groove 8, and mounting groove 8 sets up about 11 symmetries of spacing groove simultaneously, and the convenience is fixed the mouse afterbody, increases the practicality of device.

Fixed block 12 constitutes rotatable structure, and the length of fixed block 12 is greater than the width of spacing groove 11 to spacing groove 11 constitutes unsmooth cooperation with second fixture block 13, and is effectual to the mouse afterbody fixed, increases the practicality of device.

The working principle is as follows: as shown in connection with fig. 1-2, the device is first mounted in place by the base 15 and is thereby ready for use.

In the using process, as shown in fig. 1, a mouse is firstly placed above the first fixing plate 6 and the second fixing plate 7, the front limb of the mouse above the first fixing plate 6 is firstly fixed, as shown in fig. 3-5, the pull buckle 95 and the elastic rubber cloth strip 94 are firstly pulled, so that the second sliding block 93 is driven by the elastic rubber cloth strip 94 to slide in the sliding rail 92, the distance between two adjacent elastic rubber cloth strips 94 is adjusted, and the front limb of the mouse is fixed by the elastic rubber cloth strips 94;

then according to the size of the mouse, as shown in fig. 1-2, 6-7 and 10, the second fixing plate 7 can be stretched to enable the second fixing plate 7 to slide under the action of the first sliding block 5 and the sliding groove 2, so that the position of the second fixing plate 7 is adjusted, the position of the four-limb fixing mechanism 9 on the second fixing plate 7 is adjusted, the hind limb of the mouse is placed above the sliding rail 92, the position of the elastic rubber cloth strip 94 is adjusted, and the hind limb of the mouse is fixed by matching with the elastic rubber cloth strip 94, as shown in fig. 1 and 7, the tail of the mouse can be placed inside the limiting groove 11, the fixing block 12 is rotated, so that the fixing block 12 fixes the tail of the mouse, and the fixing block 12 is clamped with the second clamping block 13, so that the fixing operation of the mouse is completed;

in the use process, when the positions of the first fixing plate 6 and the second fixing plate 7 need to be adjusted, as shown in fig. 2 and fig. 8-9, the mounting plate 1 can be rotated together, so that the mounting plate 1 rotates under the action of the rolling ball 16, the positions of the first fixing plate 6 and the second fixing plate 7 are adjusted, then the limiting bolt 17 is rotated, so that the limiting bolt 17 drives the stop block 18 to move under the threaded motion, the stop block 18 is in contact with the limiting sleeve 3, the limiting sleeve 3 is effectively fixed, and the mounting plate 1 is fixed.

The working principle of the fixing device for the rat experiment is described.

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 invention, the scope of which is defined in the appended claims and their equivalents.