CN215019620U

CN215019620U - Rat liver is transplanted and is perfused with rat strutting arrangement

Info

Publication number: CN215019620U
Application number: CN202121535972.2U
Authority: CN
Inventors: 张智鑫; 高伟; 董冲; 吴昊; 李敏慧
Original assignee: Tianjin First Central Hospital
Current assignee: Tianjin First Central Hospital
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-07
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a rat supporting device for rat liver transplantation perfusion, which comprises a bottom box and a first concave frame, the center of the bottom of the inner cavity of the bottom box is rotationally connected with a threaded rod through a bearing, the bottom of the outer surface of the threaded rod is sleeved with a driven helical gear, the front of the inner cavity of the bottom box is rotatably connected with a rotating rod through a bearing, the front of the rotating rod penetrates through the bottom box and is fixedly connected with a first rotating handle, the back of the rotating rod is fixedly connected with a driving helical gear, the utility model can drive the first concave frame to move upwards by arranging a first rotating handle, the rotating rod, the driving helical gear, a driven helical gear, a threaded rod and a threaded sleeve, further adjusting the height of the first concave frame, and driving the first concave frame to turn over by arranging the rotary disc and the rotary shaft, adjust the angle of first concave type frame, through setting up above structure, possess and to adjust strutting arrangement as required after the rat is fixed well.

Description

Rat liver is transplanted and is perfused with rat strutting arrangement

Technical Field

The utility model relates to the technical field of medical equipment, specifically a rat liver is transplanted and is perfused with rat strutting arrangement.

Background

The rat is a common experimental animal of biomedicine, is widely used in physiology, pathology and pharmacology experiments, plays an important role in biomedicine research, before carrying out various experimental operations in an animal laboratory, the experimental animal needs to be fixed firstly, then operations such as blood sampling or skin experiments are carried out, and the rat needs to be supported and fixed when being subjected to liver transplantation perfusion, so that the rat supporting device needs to be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rat liver is transplanted and is perfused with rat strutting arrangement possesses the advantage that can adjust strutting arrangement as required after the rat is fixed well, has solved traditional rat strutting arrangement structure fairly simple, can not adjust strutting arrangement as required after the rat is fixed well, uses very inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a rat supporting device for rat liver transplantation perfusion comprises a bottom box and a first concave frame, wherein a threaded rod is rotatably connected to the center of the bottom of an inner cavity of the bottom box through a bearing, a driven helical gear is sleeved at the bottom of the outer surface of the threaded rod, a rotating rod is rotatably connected to the front of the inner cavity of the bottom box through a bearing, the front of the rotating rod penetrates through the bottom box and is fixedly connected with a first rotating handle, a driving helical gear is fixedly connected to the back of the rotating rod, the outer surface of the driving helical gear is meshed with the outer surface of the driven helical gear, a limiting cylinder is fixedly connected to the top of the bottom box, the top of the threaded rod penetrates through the bottom box and extends to the inner cavity of the limiting cylinder, a threaded sleeve is connected to the top of the outer surface of the threaded rod in a threaded manner, rotating shafts are respectively connected to the left side and the right side of the inner cavity of the first concave frame through bearings, and one side, opposite to the two rotating shafts, is fixedly connected to the tops of the left side and the right side of the threaded sleeve, and the right side of the rotating shaft penetrates through the first concave frame and is fixedly connected with the turntable.

Preferably, the front position and the rear position of the top of the first concave frame are fixedly connected with a second concave frame, the top of the second concave frame is in threaded connection with a screw rod, the bottom of the screw rod penetrates through the second concave frame and is connected with a clamping plate through a bearing in a rotating mode, and the top of the screw rod is fixedly connected with a second rotating handle.

Preferably, the bottom of the left side and the bottom of the right side of the threaded sleeve are fixedly connected with first sliding blocks, the left side and the right side of the inner cavity of the limiting cylinder are provided with first sliding grooves matched with the first sliding blocks for use, and the outer surfaces of the first sliding blocks are connected with the inner surfaces of the first sliding grooves in a sliding mode.

Preferably, the left side and the right side of the clamping plate are fixedly connected with second sliding blocks, the left side and the right side of the inner cavity of the second concave frame are provided with second sliding grooves matched with the second sliding blocks for use, and the outer surfaces of the second sliding blocks are connected with the inner surfaces of the second sliding grooves in a sliding mode.

Preferably, the right side of the outer surface of the rotating shaft is in threaded connection with a nut, and the left side of the nut is tightly attached to the right side of the first concave frame.

Preferably, the top on carousel right side fixedly connected with handle, and the surface of handle is provided with anti-skidding line.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up first turning handle, the bull stick, the initiative helical gear, driven helical gear, threaded rod and threaded sleeve, can drive first concave type frame rebound, and then highly adjust first concave type frame, through setting up carousel and pivot, can drive the upset of first concave type frame, adjust the angle of first concave type frame, through setting up above structure, possess the advantage that can adjust strutting arrangement as required after the rat is fixed, it is fairly simple to have solved traditional rat strutting arrangement structure, can not adjust strutting arrangement as required after the rat is fixed, use very inconvenient problem.

2. The utility model can fix the rat by arranging the second concave frame, the second rotating handle, the screw and the clamping plate;

the first sliding block and the first sliding groove are arranged, so that the movement of the threaded sleeve can be guided, and the movement of the threaded sleeve is limited;

the second sliding block and the second sliding groove are arranged, so that the movement of the clamping plate can be guided, and the movement of the clamping plate is limited;

the nut can fix the rotating shaft to prevent the rotating shaft from rotating;

through setting up handle and anti-skidding line, can conveniently rotate the carousel.

Drawings

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

FIG. 2 is a sectional perspective view of the bottom case structure of the present invention;

FIG. 3 is a sectional perspective view of the structure of the limiting cylinder of the present invention;

FIG. 4 is a partial enlarged view of the point A in FIG. 1;

fig. 5 is a bottom perspective view of a first concave frame structure according to the present invention.

In the figure: 1. a bottom box; 2. a first female frame; 3. a threaded rod; 4. a driven helical gear; 5. a rotating rod; 6. a first stem; 7. a driving bevel gear; 8. a limiting cylinder; 9. a threaded sleeve; 10. a rotating shaft; 11. a turntable; 12. a second female frame; 13. a screw; 14. a splint; 15. a second stem; 16. a first slider; 17. a first chute; 18. a second slider; 19. a second chute; 20. and (4) a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a rat supporting device for rat liver transplantation perfusion comprises a bottom case 1 and a first concave frame 2, a threaded rod 3 is rotatably connected at the center of the bottom of the inner cavity of the bottom case 1 through a bearing, a driven helical gear 4 is sleeved at the bottom of the outer surface of the threaded rod 3, a rotating rod 5 is rotatably connected at the front of the inner cavity of the bottom case 1 through a bearing, the front of the rotating rod 5 penetrates through the bottom case 1 and is fixedly connected with a first rotating handle 6, a driving helical gear 7 is fixedly connected at the back of the rotating rod 5, the outer surface of the driving helical gear 7 is meshed with the outer surface of the driven helical gear 4, a limiting cylinder 8 is fixedly connected at the top of the bottom case 1, the top of the threaded rod 3 penetrates through the bottom case 1 and extends to the inner cavity of the limiting cylinder 8, a threaded sleeve 9 is connected at the top of the outer surface of the threaded rod 3, and rotating shafts 10 are rotatably connected at the left side and the right side of the inner cavity of the first concave frame 2 through a bearing, the opposite sides of the two rotating shafts 10 are fixedly connected with the tops of the left side and the right side of the threaded sleeve 9, the right side of the right rotating shaft 10 penetrates through the first concave frame 2 and is fixedly connected with a rotating disc 11, the first concave frame 2 can be driven to move upwards by arranging the first rotating handle 6, the rotating rod 5, the driving bevel gear 7, the driven bevel gear 4, the threaded rod 3 and the threaded sleeve 9, further adjusting the height of the first concave frame 2, the first concave frame 2 can be driven to turn over by arranging the rotary disc 11 and the rotary shaft 10, the angle of the first concave frame 2 is adjusted, and the structure has the advantage that the supporting device can be adjusted according to the requirement after the rat is fixed, thereby solving the problems that the traditional rat supporting device has simpler structure, the supporting device can not be adjusted according to the needs after the rat is fixed, and the use is very inconvenient.

Referring to fig. 1 and 4, a second concave frame 12 is fixedly connected to the front and rear positions of the top of the first concave frame 2, a screw 13 is threadedly connected to the top of the second concave frame 12, the bottom of the screw 13 penetrates through the second concave frame 12 and is rotatably connected to a clamp plate 14 through a bearing, a second rotating handle 15 is fixedly connected to the top of the screw 13, and the rat can be fixed by arranging the second concave frame 12, the second rotating handle 15, the screw 13 and the clamp plate 14.

Referring to fig. 3, the bottom of the left side and the bottom of the right side of the threaded sleeve 9 are both fixedly connected with a first sliding block 16, the left side and the right side of the inner cavity of the limiting cylinder 8 are both provided with a first sliding groove 17 used in cooperation with the first sliding block 16, the outer surface of the first sliding block 16 is connected with the inner surface of the first sliding groove 17 in a sliding manner, and the first sliding block 16 and the first sliding groove 17 are arranged, so that the movement of the threaded sleeve 9 can be guided, and the movement of the threaded sleeve 9 is limited.

Referring to fig. 1 and 4, the second sliding block 18 is fixedly connected to the left side and the right side of the clamping plate 14, the second sliding groove 19 used in cooperation with the second sliding block 18 is formed in the left side and the right side of the inner cavity of the second concave frame 12, the outer surface of the second sliding block 18 is in sliding connection with the inner surface of the second sliding groove 19, and the second sliding block 18 and the second sliding groove 19 are arranged to guide the movement of the clamping plate 14 and limit the movement of the clamping plate 14.

Referring to fig. 1 and 5, a nut 20 is threadedly coupled to a right side of an outer surface of the right rotary shaft 10, a left side of the nut 20 is closely attached to a right side of the first female frame 2, and the nut 20 is disposed to fix the rotary shaft 10 and prevent the rotary shaft 10 from rotating.

Referring to fig. 1 and 5, a handle is fixedly connected to the top of the right side of the turntable 11, and anti-slip lines are arranged on the outer surface of the handle, so that the turntable 11 can be conveniently rotated by arranging the handle and the anti-slip lines.

When the rat fixing device is used, a rat is placed at the top of the first concave frame 2, then the second rotating handle 15 is rotated, the second rotating handle 15 drives the screw 13 to rotate, and the screw 13 drives the clamping plate 14 to move downwards through the guide of the second sliding block 18 and the second sliding groove 19 so as to fix the rat;

when the height of a rat on the first concave frame 2 needs to be adjusted, the first rotating handle 6 is rotated, the first rotating handle 6 drives the rotating rod 5 to rotate, the rotating rod 5 drives the driving helical gear 7 to rotate, the driving helical gear 7 drives the driven helical gear 4 to rotate, the driven helical gear 4 drives the threaded rod 3 to rotate, the threaded rod 3 drives the threaded sleeve 9 to move upwards through the guiding of the first sliding block 16 and the first sliding groove 17, the threaded sleeve 9 drives the first concave frame 2 to move upwards, and then the height of the first concave frame 2 is adjusted;

when the angle of the rat on the first concave frame 2 needs to be adjusted; rotate nut 20 earlier, make nut 20 and the separation of first concave type frame 2, then rotate the handle, the handle drives carousel 11 and rotates, carousel 11 drives pivot 10 and rotates, pivot 10 drives the upset of first concave type frame 2, adjust the angle of first concave type frame 2, through setting up above structure, possess and to carry out the advantage of adjusting strutting arrangement as required after the rat is fixed, it is fairly simple to have solved traditional rat strutting arrangement structure, can not adjust strutting arrangement as required after the rat is fixed, the problem of using very inconvenience.

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.

Claims

1. The utility model provides a rat liver is transplanted and is used rat strutting arrangement, includes under casing (1) and first concave type frame (2), its characterized in that: the center of the bottom of the inner cavity of the bottom box (1) is rotatably connected with a threaded rod (3) through a bearing, the bottom of the outer surface of the threaded rod (3) is sleeved with a driven helical gear (4), the front of the inner cavity of the bottom box (1) is rotatably connected with a rotating rod (5) through a bearing, the front of the rotating rod (5) penetrates through the bottom box (1) and is fixedly connected with a first rotating handle (6), the back of the rotating rod (5) is fixedly connected with a driving helical gear (7), the outer surface of the driving helical gear (7) is meshed with the outer surface of the driven helical gear (4), the top of the bottom box (1) is fixedly connected with a limiting cylinder (8), the top of the threaded rod (3) penetrates through the bottom box (1) and extends to the inner cavity of the limiting cylinder (8), the top of the outer surface of the threaded rod (3) is in threaded connection with a threaded sleeve (9), and the left side and the right side of the inner cavity of the first concave frame (2) are rotatably connected with a rotating shaft (10) through a bearing, two equal fixed connection in one side that pivot (10) is relative and the top of the screw sleeve (9) left and right sides, right side first concave type frame (2) and fixedly connected with carousel (11) are run through to the right side of pivot (10).

2. The rat supporting device for rat liver transplantation perfusion according to claim 1, wherein: the equal fixedly connected with second concave frame (12) in position around first concave frame (2) top, the top threaded connection of second concave frame (12) has screw rod (13), the bottom of screw rod (13) runs through second concave frame (12) and is connected with splint (14) through the bearing rotation, the top fixedly connected with second turning handle (15) of screw rod (13).

3. The rat supporting device for rat liver transplantation perfusion according to claim 1, wherein: the bottom of the left side and the right side of the threaded sleeve (9) is fixedly connected with a first sliding block (16), the left side and the right side of the inner cavity of the limiting cylinder (8) are provided with first sliding grooves (17) matched with the first sliding blocks (16) for use, and the outer surface of the first sliding blocks (16) is connected with the inner surface of the first sliding grooves (17) in a sliding mode.

4. The rat supporting device for rat liver transplantation perfusion according to claim 2, wherein: the left side and the right side of the clamping plate (14) are fixedly connected with second sliding blocks (18), the left side and the right side of an inner cavity of the second concave frame (12) are provided with second sliding grooves (19) matched with the second sliding blocks (18) for use, and the outer surfaces of the second sliding blocks (18) are connected with the inner surfaces of the second sliding grooves (19) in a sliding mode.

5. The rat supporting device for rat liver transplantation perfusion according to claim 1, wherein: the right side threaded connection of pivot (10) surface has nut (20), the left side of nut (20) closely laminates with the right side of first concave type frame (2).

6. The rat supporting device for rat liver transplantation perfusion according to claim 1, wherein: the top fixedly connected with handle on carousel (11) right side, and the surface of handle is provided with anti-skidding line.