CN212466244U

CN212466244U - Mouse skull fixing device

Info

Publication number: CN212466244U
Application number: CN202020295565.8U
Authority: CN
Inventors: 尹俊滨; 刘海霞; 丁坦; 李云庆; 张婷; 施维; 于耀清; 孙彦
Original assignee: Fourth Military Medical University FMMU
Current assignee: Fourth Military Medical University FMMU
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2021-02-05
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses a mouse skull fixing device, including fixed plate and threaded rod, the top surface of fixed plate is provided with the fixed station, the top surface fixed mounting of fixed plate has first mount pad and second mount pad, one side surface fixed mounting that first mount pad is close to the second mount pad has a bayonet socket section of thick bamboo, the inside fixed mounting of a bayonet socket section of thick bamboo has servo motor and baffle, the inside of a bayonet socket section of thick bamboo is rotated and is installed the rotary drum, the baffle is located between servo motor and the rotary drum, servo motor's mid-rotation installs the transmission shaft. A mouse skull fixing device, be equipped with bayonet socket section of thick bamboo, servo motor, rotary drum, threaded rod, first splint, connecting rod, second splint, first elastic cord, second elastic cord and sheet rubber, can play the fixed action to the point angle part of mouse skull, oval part, do benefit to going on of animal experiment work, bring better use prospect.

Description

Mouse skull fixing device

Technical Field

The utility model relates to an animal experiment field, in particular to mouse skull fixing device.

Background

Animal experiments refer to scientific research conducted in laboratories using animals in order to gain new knowledge about biology, medicine, etc., or to solve specific problems. Animal experiments must be performed by or under the direction of trained, academic or professional skilled personnel. The final aim of the scientific development of experimental animals is to develop into human beings by researching the life phenomena of the animals, explore the mystery of human life, control the diseases and aging of the human beings and prolong the life of the human beings. With the rapid development of medical science and bioscience, it is recognized that the public hazard problem not only becomes a serious social problem of food, population, the elderly, etc., but also relates to the survival problem of animals living on the earth, such as industrial public hazard, food public hazard, drug toxicity, etc., which directly affect human health, and the research on the problems finally inevitably needs to be clarified and solved through animal experiments. Therefore, the importance of experimental animal science, particularly experimental animals, is becoming more and more recognized, and experimental animal science is also called life science.

The experimental objects in animal experiments are numerous, wherein the experimental objects comprise rats, the skull of the rats are irregular, the outline shape of the skull of the rats is approximately composed of an ellipse and a sharp corner when the skull of the rats is overlooked, the skull of the rats is difficult to fix in the experimental process, and the experiment is easily affected adversely, so that the mouse skull fixing device is provided.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a mouse skull fixing device, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mouse skull fixing device comprises a fixing plate and a threaded rod, wherein a fixing table is arranged on the outer surface of the top of the fixing plate, a first mounting seat and a second mounting seat are fixedly mounted on the outer surface of the top of the fixing plate, a bayonet barrel is fixedly mounted on the outer surface of one side, close to the second mounting seat, of the first mounting seat, a servo motor and a partition plate are fixedly mounted inside the bayonet barrel, a rotary barrel is rotatably mounted inside the bayonet barrel, the partition plate is located between the servo motor and the rotary barrel, a transmission shaft is rotatably mounted in the middle of the servo motor, one end of the transmission shaft penetrates through the partition plate and is fixedly connected with one end of the rotary barrel, an internal thread is formed in the inner wall of the rotary barrel, an external thread matched with the internal thread is formed in the outer wall of the threaded rod, the threaded rod is in threaded connection with the rotary barrel, a first clamping plate is arranged at one end of, and a second clamping plate is arranged at one end, far away from the second mounting seat, of the connecting rod.

Preferably, the outer fixed surface in top of fixed plate installs third mount pad and fourth mount pad, the outer fixed surface in one side that the third mount pad is close to the fourth mount pad is connected with first elastic cord, the outer fixed surface in one side that the fourth mount pad is close to the third mount pad is connected with the second elastic cord, fixedly connected with sheet rubber between first elastic cord and the second elastic cord.

Preferably, the first clamping plate, the second clamping plate and the rubber sheet are all located in a fixed table, and a nano self-cleaning coating is coated in the fixed table.

Preferably, the one end fixed mounting of threaded rod has first roof, first splint are pasted and are fixed in on the first roof, the one end fixed mounting of connecting rod has the second roof, the second splint are pasted and are fixed in on the second roof.

Preferably, first splint are silica gel with the second splint, first cambered surface recess has been seted up to one side surface that first splint are close to the second splint, second cambered surface recess has been seted up to one side surface that the second splint are close to first splint.

Preferably, a first super glue is arranged between the first clamping plate and the first top plate, and the outer surface of one side of the first clamping plate is fixedly connected with the outer surface of one side of the first top plate through the first super glue.

Preferably, a second super glue is arranged between the second clamping plate and the second top plate, and the outer surface of one side of the second clamping plate is fixedly connected with the outer surface of one side of the second top plate through the second super glue.

Compared with the prior art, the utility model discloses following beneficial effect has: the mouse skull fixing device can convert the rotary motion into the linear motion by the clamping mouth cylinder, the servo motor, the rotary drum, the threaded rod, the first clamping plate, the connecting rod and the second clamping plate which are arranged, the rotary drum is matched with the threaded rod, the servo motor is used as a driving device, the screw rod can make telescopic motion through the forward and backward rotation of the servo motor and push the first clamping plate to be close to the second clamping plate, thereby accomplish the fixed to mouse skull oval part, through the first elastic cord, second elastic cord and the sheet rubber that set up, first elastic cord all has excellent elasticity with the second elastic cord, and the sheet rubber cooperatees with first elastic cord, second elastic cord, can divide the apex angle portion of mouse skull to play the fixed action, does benefit to people and uses, whole mouse skull fixing device simple structure, convenient operation, the effect of using is better for traditional mode.

Drawings

Fig. 1 is a top view of the mouse skull fixing device of the present invention.

Fig. 2 is an enlarged view of a in fig. 1 of a mouse skull fixing device of the present invention.

Fig. 3 is a schematic view of the internal structure of a bayonet tube in the mouse skull fixing device of the present invention.

Fig. 4 is an enlarged view of B in fig. 3 of a mouse skull fixing device of the present invention.

In the figure: 1. a fixing plate; 2. a fixed table; 3. a first mounting seat; 4. a second mounting seat; 5. a bayonet tube; 6. a connecting rod; 7. a third mounting seat; 8. a fourth mounting seat; 9. a first elastic band; 10. a second elastic band; 11. a rubber sheet; 12. a threaded rod; 13. a first splint; 14. a second splint; 15. a servo motor; 16. a rotating drum; 17. a drive shaft; 18. a separator.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a mouse skull fixing device comprises a fixing plate 1 and a threaded rod 12, a fixing table 2 is arranged on the outer surface of the top of the fixing plate 1, a first mounting seat 3 and a second mounting seat 4 are fixedly mounted on the outer surface of the top of the fixing plate 1, a bayonet tube 5 is fixedly mounted on the outer surface of one side of the first mounting seat 3 close to the second mounting seat 4, a servo motor 15 and a partition plate 18 are fixedly mounted inside the bayonet tube 5, a rotary tube 16 is rotatably mounted inside the bayonet tube 5, the partition plate 18 is positioned between the servo motor 15 and the rotary tube 16, a transmission shaft 17 is rotatably mounted in the middle of the servo motor 15, one end of the transmission shaft 17 penetrates through the partition plate 18 and is fixedly connected with one end of the rotary tube 16, an internal thread is formed on the inner wall of the rotary tube 16, an external thread matched with the internal thread is formed on the outer wall of the threaded rod, second mount pad 4 is close to one side surface fixed mounting of first mount pad 3 has connecting rod 6, the one end that second mount pad 4 was kept away from to connecting rod 6 is provided with second splint 14, the mouse skull is placed between first splint 13 and second splint 14, rotary drum 16 cooperatees with threaded rod 12, can turn into linear motion with rotary motion, servo motor 15 is as drive arrangement, rotate through servo motor 15 just reverse, can make threaded rod 12 be concertina movement, and promote first splint 13 and be close to second splint 14, thereby the completion is fixed to the oval part of mouse skull.

Further, the top surface fixed mounting of fixed plate 1 has third mount pad 7 and fourth mount pad 8, one side surface fixed connection that third mount pad 7 is close to fourth mount pad 8 has first elastic cord 9, one side surface fixed connection that fourth mount pad 8 is close to third mount pad 7 has second elastic cord 10, fixedly connected with sheet rubber 11 between first elastic cord 9 and the second elastic cord 10, first elastic cord 9 all has excellent elasticity with second elastic cord 10, sheet rubber 11 and first elastic cord 9, second elastic cord 10 cooperatees, can play the fixed action to the closed angle portion branch of mouse skull.

Furthermore, the first clamping plate 13, the second clamping plate 14 and the rubber sheet 11 are all located in the fixed platform 2, and a nano self-cleaning coating is coated in the fixed platform 2, so that stains can not be attached strongly, and the fixed platform 2 can be cleaned conveniently.

Further, the one end fixed mounting of threaded rod 12 has first roof, first splint 13 pastes and is fixed in on the first roof, the one end fixed mounting of connecting rod 6 has the second roof, second splint 14 pastes and is fixed in on the second roof, the area of first roof and second roof is greater than the area of the end part of threaded rod 12 lake connecting rod 6, first splint 13 is fixed in respectively on first roof, the second roof with second splint 14, the combined area is bigger, it is more firm to make fixed.

Further, first splint 13 and second splint 14 are silica gel, and first cambered surface recess has been seted up to one side surface that first splint 13 is close to second splint 14, and second cambered surface recess has been seted up to one side surface that second splint 14 is close to first splint 13, and this material has pliability characteristic, cooperates first cambered surface recess and second cambered surface recess, and is high with the oval part degree of agreeing with of mouse skull, and fixed effect is better.

Further, be provided with first super glue between first splint 13 and the first roof, one side surface fixed connection of one side surface of first splint 13 through first super glue and first roof adopts first super glue to accomplish the fixed of first splint 13, and bonding strength is high, and is durable.

Further, a second super glue is arranged between the second clamping plate 14 and the second top plate, the outer surface of one side of the second clamping plate 14 is fixedly connected with the outer surface of one side of the second top plate through the second super glue, the second clamping plate 14 is fixed through the second super glue, and the second clamping plate is high in bonding strength, firm and durable.

It should be noted that, the utility model relates to a mouse skull fixing device, when in use, the mouse skull is placed between a first clamping plate 13 and a second clamping plate 14 above a fixed platform 2, a servo motor 15 is controlled to start, the servo motor 15 drives a transmission shaft 17 to rotate, the transmission shaft 17 drives a rotary drum 16 to rotate, the bottom of the first clamping plate 13 is attached to the fixed platform 2 to limit a threaded rod 12, the threaded rod 12 does not rotate along with the rotary drum 16, thereby, the rotary motion is converted into linear motion, the threaded rod 12 can do telescopic motion through the positive and negative rotation of the servo motor 15, the threaded rod 12 pushes the first clamping plate 13 to be close to the second clamping plate 14, thereby fixing the elliptic part of the mouse skull, the first elastic band 9 and the second elastic band 10 both have excellent elasticity, the rubber sheet 11 is pulled upwards, the first elastic band 9 and the second elastic band 10 are stressed and stretched, expose the gap between rubber sheet 11 and fixed station 2, the apex angle part of mouse skull presss from both sides and puts in the gap, loosens rubber sheet 11, and first elastic cord 9 kick-backs with second elastic cord 10 is automatic, can play the fixed action to the apex angle part of mouse skull, and is comparatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mouse skull fixing device, includes fixed plate (1) and threaded rod (12), its characterized in that: the outer surface of the top of the fixing plate (1) is provided with a fixing table (2), the outer surface of the top of the fixing plate (1) is fixedly provided with a first mounting seat (3) and a second mounting seat (4), the outer surface of one side, close to the second mounting seat (4), of the first mounting seat (3) is fixedly provided with a bayonet tube (5), the inside of the bayonet tube (5) is fixedly provided with a servo motor (15) and a partition plate (18), the inside of the bayonet tube (5) is rotatably provided with a rotary tube (16), the partition plate (18) is positioned between the servo motor (15) and the rotary tube (16), the middle of the servo motor (15) is rotatably provided with a transmission shaft (17), one end of the transmission shaft (17) penetrates through the partition plate (18) and is fixedly connected with one end of the rotary tube (16), the inner wall of the rotary tube (16) is provided with an internal thread, the outer wall of the threaded rod (12), threaded rod (12) and rotary drum (16) threaded connection, the one end of threaded rod (12) is provided with first splint (13), one side surface fixed mounting that second mount pad (4) are close to first mount pad (3) has connecting rod (6), the one end that second mount pad (4) were kept away from in connecting rod (6) is provided with second splint (14).

2. A mouse skull fixation device according to claim 1, wherein: the utility model discloses a fixed plate, including fixed plate (1), top fixed surface installs third mount pad (7) and fourth mount pad (8), one side fixed surface that third mount pad (7) are close to fourth mount pad (8) is connected with first elastic cord (9), one side fixed surface that fourth mount pad (8) are close to third mount pad (7) is connected with second elastic cord (10), fixedly connected with sheet rubber (11) between first elastic cord (9) and second elastic cord (10).

3. A mouse skull fixation device according to claim 1, wherein: the first clamping plate (13), the second clamping plate (14) and the rubber sheet (11) are all located in the fixed table (2), and a nano self-cleaning coating is coated in the fixed table (2).

4. A mouse skull fixation device according to claim 1, wherein: the one end fixed mounting of threaded rod (12) has first roof, first splint (13) are pasted and are fixed in on the first roof, the one end fixed mounting of connecting rod (6) has the second roof, second splint (14) are pasted and are fixed in on the second roof.

5. A mouse skull fixation device according to claim 4, wherein: first splint (13) and second splint (14) are silica gel, first splint (13) are close to one side surface of second splint (14) and have seted up first cambered surface recess, second splint (14) are close to one side surface of first splint (13) and have seted up second cambered surface recess.

6. A mouse skull fixation device according to claim 4, wherein: be provided with first super glue between first splint (13) and the first roof, one side surface fixed connection of one side of first splint (13) through first super glue and first roof.

7. A mouse skull fixation device according to claim 4, wherein: and a second super glue is arranged between the second clamping plate (14) and the second top plate, and the outer surface of one side of the second clamping plate (14) is fixedly connected with the outer surface of one side of the second top plate through the second super glue.