CN220655722U - Portable murine experiment fixing device - Google Patents

Abstract

The utility model belongs to the technical field of fixing devices for biological experiments, and aims to solve the problem that a body position is difficult to change at any time in operation according to the requirement of mouse operation exposure.

Description

Portable murine experiment fixing device

Technical Field

The utility model relates to the technical field of fixing devices for biological experiments, in particular to a portable murine experiment fixing device.

Background

In animal experiments or biological experiments, when the mice are subjected to experimental study, the mice need to be injected with tail parts and foot parts; in order to prevent agitation in mice when they are injected, they need to be fixed for the experiment to proceed smoothly.

In the prior art, various mouse fixing devices are provided, each device has advantages and disadvantages, such as a patent document with a publication number of CN104688375B, when the device is used for fixing an experimental mouse, the device is simple and convenient to operate, the comfort level of the experimental mouse is high, and holes are formed in a binding way, so that the experimental mouse can be conveniently subjected to experimental operation of a plurality of parts at the same time; the experimental device can be lifted and inclined, so that an experimenter can conveniently adjust the optimal azimuth, and the fatigue of the experimenter is reduced; the binding cloth is convenient for cleaning and sterilizing. But above-mentioned device only can go up and down to the fixed plate in vertical direction through scalable bracing piece, is difficult to according to the needs that the operation was exposed, requires the mouse to change the position at any time in the art, and above-mentioned device is when injecting the back simultaneously, and the experimenter needs to inject the mouse back from the trompil of fixed plate below, leads to experimenter's observation visual angle to have the limitation, is difficult to directly overturn fixing device under the prerequisite of not changing the fixed state of mouse, injects the back or the belly of mouse, improves the convenience when injecting the mouse.

In view of the above technical drawbacks, a solution is now proposed.

Disclosure of Invention

The utility model aims to provide a portable mouse experiment fixing device, which is characterized in that a fixing mechanism, an auxiliary mechanism and an adjusting mechanism are matched with each other, so that the position of a mouse is changed at any time in operation according to the requirement of the mouse operation exposure, meanwhile, the device is directly turned over on the premise of not changing the fixing state of the mouse, the abdomen of the mouse is injected, the convenience of injecting the mouse is improved, the problem that in the prior art, the back or the abdomen of the mouse is difficult to be injected on the premise of not changing the fixing state of the mouse, the convenience of injecting the mouse is improved, and the position of the mouse in operation is difficult to be changed according to the requirement of the operation exposure is solved.

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

the utility model provides a portable murine experiment fixing device, includes two risers, two the both sides at riser top are all fixedly connected with and go up the diaphragm, two the both sides at riser bottom are all fixedly connected with down the diaphragm, two be provided with fixed establishment and fixed plate between the riser, one side of fixed plate is provided with guiding mechanism, the top of fixed plate is provided with assist mechanism;

the fixed establishment includes two sliding plates, two the top and the two upper cross plates sliding connection of sliding plate, two the below and the two lower cross plates sliding connection of sliding plate, and two the sliding plate is close to two risers respectively, one side fixedly connected with slide bar that the sliding plate is close to the riser, the outer wall and the riser sliding connection of slide bar, the slide bar is located the cover and is equipped with thrust spring on the outer wall between riser and the sliding plate, two the spacing groove has all been seted up on the relative one side outer wall of sliding plate, the fixed plate is close to all fixedly provided with connecting plate on the both sides outer wall of spacing groove, one side fixedly connected with spacing post that the connecting plate is close to spacing groove, spacing post and spacing groove normal running fit.

Further, guiding mechanism is including two connecting rods that all pass through the bolt rotation with the fixed plate lateral wall and be connected, two the below of connecting rod is all rotated through the bolt and is connected with the slider, one two spouts have been seted up on the outer wall of diaphragm down, slider and spout sliding connection, two the bottom of slider extends to the below and threaded connection of diaphragm down have a two-way threaded rod, the both ends of a two-way threaded rod all are connected with first installation piece through the bearing rotation, a installation piece and diaphragm fixed connection down.

Further, both ends at the top of the upper transverse plate and both ends at the bottom of the lower transverse plate are fixedly provided with supporting blocks.

Further, the auxiliary mechanism comprises a T-shaped groove formed in the outer wall of the fixing plate, two T-shaped blocks are connected to the inner wall of the T-shaped groove in a sliding mode, head fixing blocks are fixedly connected to the upper portions of the T-shaped blocks, the two head fixing blocks are symmetrically arranged relative to the central line of the T-shaped groove, second bidirectional threaded rods are connected between the two T-shaped blocks in a threaded mode, two ends of each second bidirectional threaded rod are respectively connected with a second installation block through bearings in a rotating mode, the second installation blocks are fixedly connected with the outer wall of the fixing plate, an opening is formed in the middle of the fixing plate, a blocking plate is arranged in the opening, a mounting plate is fixedly connected to the bottom end of the blocking plate, magnetic blocks are fixedly connected to the outer walls of the two sides of the mounting plate, the fixing plate is located on the outer walls of the upper portions of the two magnetic blocks, the iron blocks are in contact with the magnetic blocks, and fixing pieces are arranged at four corners of the opening.

Further, the mounting includes the limiting plate with fixed plate fixed connection, the fixed mouth has been seted up on the outer wall of limiting plate, the top threaded connection of limiting plate has the bolt, the bottom of bolt is located the inside of fixed mouth and rotates through the bearing and be connected with the arc.

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

1. according to the utility model, the limiting groove is not contacted with the limiting column by pulling the sliding rod on one side outwards, the first bidirectional threaded rod is rotated, the first bidirectional threaded rod drives the two sliding blocks to be mutually close, the two sliding blocks are mutually close, the two connecting rods are pushed upwards, one side of the fixing plate moves upwards until reaching the reasonable body position of a mouse experiment, the sliding rod is released, the sliding plate is abutted with the limiting column, the fixing plate after the whole position is adjusted is further fixed, and the body position is changed at any time in operation according to the requirement of the mouse operation exposure.

2. According to the utility model, the whole device is directly turned over, and the mounting plate is pulled outwards, so that the blocking plate is separated from the opening, the device is directly turned over on the premise of not changing the fixed state of the mouse, the abdomen of the mouse is injected, and the convenience of injecting the mouse is improved.

Drawings

For the convenience of those skilled in the art, the present utility model will be further described with reference to the accompanying drawings;

FIG. 1 is a front view of the present utility model;

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

FIG. 3 is a front view of the securing mechanism of the present utility model;

FIG. 4 is a front view of an adjustment mechanism of the present utility model;

FIG. 5 is a perspective exploded view of the auxiliary mechanism of the present utility model;

fig. 6 is a perspective view of a fixing member according to the present utility model.

Reference numerals: 1. a riser; 2. an upper cross plate; 3. a support block; 4. a lower cross plate; 5. a fixing mechanism; 6. an adjusting mechanism; 7. an auxiliary mechanism; 8. a fixing plate; 51. a connecting plate; 52. a sliding plate; 53. a limit groove; 54. a slide bar; 55. a thrust spring; 56. a limit column; 61. a connecting rod; 62. a slide block; 63. a chute; 64. a first bi-directional threaded rod; 71. a head fixing block; 72. a T-shaped groove; 73. a T-shaped block; 74. a magnetic block; 75. a blocking plate; 76. a limiting plate; 77. a bolt; 78. an arc-shaped plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-5, the portable murine experiment fixing device provided by the embodiment comprises two vertical plates 1, wherein both sides of the top of the two vertical plates 1 are fixedly connected with an upper transverse plate 2, both sides of the bottom of the two vertical plates 1 are fixedly connected with a lower transverse plate 4, a fixing mechanism 5 and a fixing plate 8 are arranged between the two vertical plates 1, one side of the fixing plate 8 is provided with an adjusting mechanism 6, and an auxiliary mechanism 7 is arranged above the fixing plate 8;

the fixing mechanism 5 comprises two sliding plates 52, the upper parts of the two sliding plates 52 are in sliding connection with the two upper transverse plates 2, the lower parts of the two sliding plates 52 are in sliding connection with the two lower transverse plates 4, the two sliding plates 52 are respectively close to the two vertical plates 1, one side of each sliding plate 52 close to each vertical plate 1 is fixedly connected with a sliding rod 54, the outer wall of each sliding rod 54 is in sliding connection with each vertical plate 1, a thrust spring 55 is sleeved on the outer wall of each sliding rod 54 between each vertical plate 1 and each sliding plate 52, limiting grooves 53 are formed in the outer walls of the opposite sides of the two sliding plates 52, connecting plates 51 are fixedly arranged on the outer walls of the two sides of each fixing plate 8 close to the corresponding limiting grooves 53, limiting columns 56 are fixedly connected to one side of each connecting plate 51 close to each limiting groove 53, and each limiting column 56 is in rotary fit with each limiting groove 53. When the body position of the mouse is required to be adjusted, the sliding rod 54 at one side is pulled outwards, so that the limiting groove 53 is not contacted with the limiting post 56 any more, and the first bidirectional threaded rod 64 is rotated.

Example two

The adjusting mechanism 6 comprises two connecting rods 61 which are rotationally connected with the side wall of the fixed plate 8 through bolts, sliding blocks 62 are rotationally connected below the two connecting rods 61 through bolts, two sliding grooves 63 are formed in the outer wall of the lower transverse plate 4, the sliding blocks 62 are slidably connected with the sliding grooves 63, the bottoms of the two sliding blocks 62 extend to the lower side of the lower transverse plate 4 and are in threaded connection with first bidirectional threaded rods 64, the two ends of the first bidirectional threaded rods 64 are rotationally connected with first installation blocks through bearings, the first installation blocks are fixedly connected with the lower transverse plate 4, the first bidirectional threaded rods 64 drive the two sliding blocks 62 to be close to each other, the two sliding blocks 62 are close to each other, the two connecting rods 61 are pushed upwards, one side of the fixed plate 8 moves upwards until the reasonable body position of a mouse experiment is achieved, the sliding rods 54 are loosened again, the sliding plates 52 are in conflict with the limiting columns 56, the fixed plate 8 after the whole position is further adjusted, and the adjustment of the body position of the mouse is completed.

Both ends at the top of the upper transverse plate 2 and both ends at the bottom of the lower transverse plate 4 are fixedly provided with supporting blocks 3.

Example III

The auxiliary mechanism 7 comprises a T-shaped groove 72 formed in the outer wall of the fixed plate 8, two T-shaped blocks 73 are connected to the inner wall of the T-shaped groove 72 in a sliding manner, head fixing blocks 71 are fixedly connected to the upper sides of the T-shaped blocks 73, the two head fixing blocks 71 are symmetrically arranged relative to the central line of the T-shaped groove 72, second bidirectional threaded rods are connected between the two T-shaped blocks 73 in a threaded manner, two ends of each second bidirectional threaded rod are rotatably connected with a second mounting block through bearings, the second mounting blocks are fixedly connected with the outer wall of the fixed plate 8, an opening is formed in the middle of the fixed plate 8, a blocking plate 75 is arranged in the opening, mounting plates are fixedly connected to the bottom ends of the blocking plate 75, magnetic blocks 74 are fixedly connected to the outer walls on the two sides of the mounting plates, iron blocks are respectively arranged on the outer walls of the outer sides of the fixed plate 8 above the two magnetic blocks 74, fixing pieces are respectively in contact with the magnetic blocks 74, fixing pieces 8 are respectively provided with fixing pieces at four corners of the opening, and after the overturning device is used, the removed blocking plate 75 can be placed between the two upper transverse plates 2 to simply support the backs of mice; when the injection experiment is carried out on the abdomen of the mouse, the whole device is directly turned over, the mounting plate is pulled outwards, the blocking plate 75 is separated from the opening, the device is directly turned over on the premise of not changing the fixing state of the mouse, the abdomen of the mouse is injected, and the convenience of injecting the mouse is improved.

The mounting includes the limiting plate 76 with fixed plate 8 fixed connection, has offered the fixed mouth on the outer wall of limiting plate 76, and the top threaded connection of limiting plate 76 has bolt 77, and the bottom of bolt 77 is located the inside of fixed mouth and is connected with arc 78 through the bearing rotation.

The working process and principle of the utility model are as follows:

firstly, the back of a mouse faces the fixing plate 8, the mouse is placed above the fixing plate 8, the head of the mouse is located between two head fixing blocks 71, then the second bidirectional threaded rod is rotated, the two head fixing blocks 71 are mutually close to each other, fixing of the head of the mouse is completed, four limbs of the mouse are placed into the four fixing pieces, and fixing of the limbs of the mouse is carried out through an arc-shaped plate 78, so that fixing of the whole mouse is completed;

when the body position of the mouse is required to be adjusted, the sliding rod 54 on one side is pulled outwards, so that the limiting groove 53 is not contacted with the limiting post 56 any more, the first bidirectional threaded rod 64 is rotated, the first bidirectional threaded rod 64 drives the two sliding blocks 62 to be mutually close, the two sliding blocks 62 are mutually close, the two connecting rods 61 are pushed upwards, one side of the fixed plate 8 is moved upwards until the reasonable body position of the mouse experiment is achieved, the sliding rod 54 is loosened, the sliding plate 52 is abutted against the limiting post 56, the fixed plate 8 after the whole position adjustment is further fixed, and the adjustment of the body position of the mouse is completed;

step three, when the belly of the mouse needs to be subjected to injection experiments, the whole device is directly turned over, the mounting plate is pulled outwards, the blocking plate 75 is separated from the opening, the device is directly turned over on the premise that the fixing state of the mouse is not changed, the belly of the mouse is injected, and convenience in injecting the mouse is improved.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (3)

1. The utility model provides a portable murine experiment fixing device, includes two risers (1), two both sides at riser (1) top are all fixedly connected with and are gone up diaphragm (2), two both sides at riser (1) bottom are all fixedly connected with down diaphragm (4), its characterized in that, two be provided with fixed establishment (5) and fixed plate (8) between riser (1), one side of fixed plate (8) is provided with guiding mechanism (6), the top of fixed plate (8) is provided with auxiliary mechanism (7);

the fixing mechanism (5) comprises two sliding plates (52), wherein the upper parts of the two sliding plates (52) are in sliding connection with two upper transverse plates (2), the lower parts of the two sliding plates (52) are in sliding connection with two lower transverse plates (4), the two sliding plates (52) are respectively close to two vertical plates (1), one side of each sliding plate (52) close to each vertical plate (1) is fixedly connected with a sliding rod (54), the outer wall of each sliding rod (54) is in sliding connection with each vertical plate (1), a thrust spring (55) is sleeved on the outer wall of each sliding rod (54) between each vertical plate (1) and each sliding plate (52), limiting grooves (53) are formed in the outer walls of one side, opposite to each sliding plate (52), of the two side, close to each limiting groove (53), of each connecting plate (8) is fixedly provided with a connecting plate (51), one side, close to each limiting post (56), of each connecting plate (51) is fixedly connected with each limiting post (56) in a rotating fit with each limiting groove (53);

the adjusting mechanism (6) comprises two connecting rods (61) which are rotationally connected with the side wall of the fixed plate (8) through bolts, sliding blocks (62) are rotationally connected below the two connecting rods (61) through bolts, two sliding grooves (63) are formed in the outer wall of the lower transverse plate (4), the sliding blocks (62) are slidably connected with the sliding grooves (63), the bottoms of the two sliding blocks (62) extend to the lower side of the lower transverse plate (4) and are in threaded connection with first bidirectional threaded rods (64), and first installation blocks are rotationally connected with the two ends of each first bidirectional threaded rod (64) through bearings and fixedly connected with the lower transverse plate (4);

the auxiliary mechanism (7) comprises a T-shaped groove (72) formed in the outer wall of a fixed plate (8), two T-shaped blocks (73) are connected to the inner wall of the T-shaped groove (72) in a sliding mode, head fixing blocks (71) are fixedly connected to the upper portions of the T-shaped blocks (73), two head fixing blocks (71) are symmetrically arranged relative to the central line of the T-shaped groove (72), two second bidirectional threaded rods are connected between the T-shaped blocks (73) in a threaded mode, two ends of each second bidirectional threaded rod are connected with second installation blocks through bearings in a rotating mode, the second installation blocks are fixedly connected with the outer wall of the fixed plate (8), an opening is formed in the middle of the fixed plate (8), a blocking plate (75) is arranged in the inside of the opening, magnetic blocks (74) are fixedly connected to the outer walls of two sides of the mounting plate, iron blocks are arranged on the outer walls of the positions, located above the two magnetic blocks (74), and the iron blocks are in contact with the magnetic blocks (74), and four corners of the fixed plate (8) are located at the positions of the fixed parts.

2. The portable murine experiment fixing device according to claim 1, wherein the supporting blocks (3) are fixedly installed at both ends of the top of the upper transverse plate (2) and both ends of the bottom of the lower transverse plate (4).

3. The portable murine experiment fixing device according to claim 1, wherein the fixing piece comprises a limiting plate (76) fixedly connected with a fixing plate (8), a fixing opening is formed in the outer wall of the limiting plate (76), a bolt (77) is connected to the upper portion of the limiting plate (76) in a threaded mode, and the bottom end of the bolt (77) is located in the fixing opening and is connected with an arc-shaped plate (78) through a bearing in a rotating mode.