CN218606605U

CN218606605U - Small-size animal experiment blood sampling device

Info

Publication number: CN218606605U
Application number: CN202220517442.3U
Authority: CN
Inventors: 陈姣姣; 吴双艳
Original assignee: Zhengzhou Shuqing Medical College
Current assignee: Zhengzhou Shuqing Medical College
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2023-03-14
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a toy tests blood sampling device, concretely relates to blood sampling instrument technical field, which comprises a base, the equal fixed mounting in left end middle part and the right-hand member middle part of base has the pull ring, the equal sliding connection in upper end left part and the upper end right part of base has two second arc templates, the equal fixed mounting in upper end left part and the upper end right part of base has a telescopic cylinder, two telescopic cylinder's upper end all slides has L type pole, two the equal sliding connection in L type pole horizontal part's surface has the diaphragm, two the common fixed mounting of one end that L type pole horizontal part is close to each other has the keysets. A small-size animal experiment blood sampling device, L type pole moves down under the effect of spring, makes the lower extreme of third arc template hug closely the upper end of second arc template, fixes the four limbs of animal, then rotatory threaded rod makes it move down, makes first arc template fix the waist of animal, makes it unable random removal to improve blood sampling efficiency.

Description

Small-sized animal experiment blood sampling device

Technical Field

The utility model relates to a blood sampling instrument technical field, in particular to small-size animal experiment blood sampling device.

Background

Animal experiments refer to scientific research on animals in laboratories to obtain new knowledge about biology, medicine, etc. or to solve specific problems, and blood collection is a general basic operation in animal experiments, and the success or failure is judged by the change of blood before and after, and for convenience of blood collection, small animals are generally used in animal experiments.

The animal can carry out instinctive struggle at the blood sampling in-process, consequently brings very big inconvenience for the staff, not only causes the blood sampling inefficiency, still pricks wrong place easily.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a small-size animal experiment blood sampling device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a small-size animal experiment blood sampling device, includes the base, the equal fixed mounting in left end middle part and the right-hand member middle part of base has the pull ring, the equal sliding connection in upper end left part and the upper end right part of base has two second arc templates, the equal fixed mounting in upper end left part and the upper end right part of base has a telescopic cylinder, two telescopic cylinder's upper end all slides has L type pole, two the equal sliding connection in surface of L type pole horizontal part has the diaphragm, two the common fixed mounting in one end that L type pole horizontal part is close to each other has the keysets, the middle part threaded connection of keysets has the threaded rod, the surface lower part threaded connection of threaded rod has first arc template, three recess has all been seted up at the upper end front portion and the upper end rear portion of base, one of them the internal surface sliding connection of recess has the negative pressure blood sampling bottle, the upper end fixed mounting of negative pressure blood sampling bottle has the hose, the one end fixed mounting that the negative pressure blood sampling bottle was kept away from to the hose has the blood sampling needle.

Preferably, the three grooves on the same side are uniformly distributed at the upper end of the base, namely the three grooves are respectively positioned at the front part, the middle part and the rear part of the upper end of the base and aligned with the front, middle and rear parts of the animal body, so that blood sampling errors are avoided.

Preferably, the middle part of the upper end of the telescopic cylinder is provided with a sliding groove, the vertical part of the L-shaped rod is slidably connected to the inner surface of the sliding groove, one end of the L-shaped rod, which is positioned inside the sliding groove, and the bottom wall of the sliding groove are fixedly provided with a spring, and the lower end face of the third arc-shaped plate is tightly attached to the upper end face of the second arc-shaped plate through the resilience effect of the spring.

Preferably, ladder type groove has all been seted up to the upper end left part and the upper end right part of base, the lower extreme middle part fixed mounting of second arc template has ladder type piece, ladder type piece sliding connection is in the same place second arc template and base sliding connection in ladder type groove, and the convenience is adjusted according to the size of animal.

Preferably, the left end and the right end of the transverse plate are fixedly provided with extension rods, the lower ends of the extension rods are fixedly provided with third arc-shaped plates, and the third arc-shaped plates and the second arc-shaped plates are matched to fix four limbs of an animal.

Preferably, the diameter of the third arc-shaped plate is equal to that of the second arc-shaped plate, that is, the third arc-shaped plate and the second arc-shaped plate are equal in size.

Preferably, the middle part of the adapter plate is provided with a thread through groove penetrating through the upper end and the lower end of the adapter plate, the threaded rod is in threaded connection with the inner surface of the thread through groove, and the threaded rod is rotated through threads to move downwards.

Preferably, the outer surface upper portion of first arc type board is rotated and is connected with and rotates the stick, the upper end middle part of rotating the stick has seted up the screw hole groove, the outer surface upper portion threaded connection of threaded rod is in the same place threaded connection with threaded rod and first arc type board threaded connection in the screw hole groove, and the convenience is changed first arc type board according to the animal size, makes it hug closely the animal waist.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a toy tests blood sampling device, L type pole moves down under the rebound effect of spring, make the lower extreme of third arc template hug closely the upper end of second arc template, thereby fix the four limbs of animal, then through the rotatory threaded rod of screw thread, make it move down, make the waist of animal is hugged closely to the internal surface of first arc template, thereby fix the animal, make it unable random removal, the efficiency of taking a blood sample is improved, avoid the blood sampling error, rotating rod and threaded rod carry out threaded connection, it changes first arc template to make things convenient for the size according to the animal, thereby make the waist of animal be hugged closely all the time to the internal surface of first arc template.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional view of the base of the present invention;

FIG. 3 is a schematic sectional view of the telescopic cylinder of the present invention;

fig. 4 is a schematic view of the connecting structure of the transverse plate, the extension rod and the third arc-shaped plate of the present invention;

fig. 5 is a schematic view of the connection structure of the adapter plate, the threaded rod and the first arc-shaped plate of the present invention.

In the figure: 1. a base; 11. a groove; 12. a negative pressure blood collection bottle; 13. a hose; 14. a blood taking needle; 15. a trapezoidal groove; 2. a pull ring; 3. a telescopic cylinder; 31. a chute; 32. a spring; 4. an L-shaped rod; 5. a transverse plate; 51. an extension rod; 52. a third arc-shaped plate; 6. an adapter plate; 61. a threaded rod; 62. a threaded through slot; 7. a first arc-shaped plate; 71. rotating the rod; 72. a threaded bore slot; 8. a second arc-shaped plate; 81. a ladder-shaped block.

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. 1-5, a small animal experiment blood sampling device, including base 1, the equal fixed mounting in left end middle part and the right-hand member middle part of base 1 has pull ring 2, conveniently take and move, trapezoidal groove 15 has all been seted up to the upper end left part and the upper end right part of base 1, the equal sliding connection in upper end left part and the upper end right part of base 1 has two second arc template 8, the lower extreme middle part fixed mounting of second arc template 8 has trapezoidal piece 81, trapezoidal piece 81 sliding connection is in the same place second arc template 8 and base 1 sliding connection in trapezoidal groove 15, make it conveniently adjust according to the animal of equidimension not.

The left part and the right part of the upper end of the base 1 are fixedly provided with a telescopic cylinder 3, a spring 32 in the telescopic cylinder 3 enables a third arc-shaped plate 52 and a first arc-shaped plate 7 to be pressed continuously to fix limbs and waist of an animal, the middle part of the upper end of the telescopic cylinder 3 is provided with a chute 31, the upper ends of two telescopic cylinders 3 are respectively provided with an L-shaped rod 4 in a sliding way, the vertical part of the L-shaped rod 4 is connected with the inner surface of the chute 31 in a sliding way, so that the L-shaped rod 4 can move up and down, one end of the L-shaped rod 4 positioned in the chute 31 and the bottom wall of the chute 31 are jointly and fixedly provided with the spring 32, spring 32 passes through L type pole 4, make third arc template 52 and first arc template 7 continuously push down, fix animal four limbs and waist, the equal sliding connection in surface of 4 horizontal parts of two L type poles has diaphragm 5, the equal fixed mounting of left end and the right-hand member of diaphragm 5 has extension rod 51, the equal fixed mounting of lower extreme of two extension rods 51 has third arc template 52, the diameter of third arc template 52 equals the diameter of second arc template 8, third arc template 52 is the same with the size of second arc template 8 promptly, conveniently mutually support and fix animal four limbs.

An adapter plate 6 is fixedly arranged at one end of the horizontal parts of the two L-shaped rods 4 close to each other, the adapter plate 6 controls a threaded rod 61 to move downwards to enable the first arc-shaped plate 7 to fix the waist of an animal, a threaded through groove 62 penetrating through the upper end and the lower end of the adapter plate 6 is formed in the middle of the adapter plate 6, the threaded rod 61 is in threaded connection with the inner surface of the threaded through groove 62, the first arc-shaped plate 7 is in threaded connection with the lower part of the outer surface of the threaded rod 61 and can be replaced by animals of different sizes, a rotating rod 71 is rotatably connected to the upper part of the outer surface of the first arc-shaped plate 7, a threaded hole groove 72 is formed in the middle of the upper end of the rotating rod 71, threaded rod 61's surface upper portion threaded connection is in the same place threaded rod 61 and first arc template 7 threaded connection in threaded hole groove 72, make first arc template 7 can change at will, three recess 11 has all been seted up to the upper end front portion and the upper end rear portion of base 1, lie in the upper end at base 1 with three recess 11 evenly distributed of one side, three recess 11 is located base 1's upper end front portion respectively promptly, middle part and rear portion, the convenience is to carry out the blood sampling to the preceding well back of animal's health, one of them recess 11's internal surface sliding connection has negative pressure blood sampling bottle 12, the upper end fixed mounting of negative pressure blood sampling bottle 12 has hose 13, hose 13 keeps away from the one end fixed mounting of negative pressure blood sampling bottle 12 and has blood taking needle 14.

It should be noted that, the utility model relates to a small-size animal experiment blood sampling device, carry earlier and draw keysets 6, make two L type pole 4 rebound, then move second arc template 8 to suitable distance through ladder type piece 81 and ladder type groove 15, put the internal surface at second arc template 8 with the four limbs of animal again, then loosen keysets 6, L type pole 4 moves down under the rebound effect of spring 32, make the lower extreme of third arc template 52 hug closely the upper end of second arc template 8, thereby fix the four limbs of animal, then screw thread rotation threaded rod 61, make it move down, make the internal surface of first arc template 7 hug closely the waist of animal, thereby make the animal unable removal, it can with the internal direct blood sampling of animal 14 insert at last.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a small-size animal experiment blood sampling device, includes base (1), its characterized in that: the utility model discloses a blood taking needle, including base (1), the equal fixed mounting in left end middle part and the equal fixed mounting in right-hand member middle part of base (1) has pull ring (2), the equal sliding connection in upper end left part and the equal fixed mounting in upper end right part of base (1) has two second arc template (8), the equal sliding connection in upper end left part and the equal fixed mounting in upper end right part of base (1) has telescopic cylinder (3), two the upper end of telescopic cylinder (3) all slides and has L type pole (4), two the equal sliding connection in surface of L type pole (4) horizontal part has diaphragm (5), two the common fixed mounting of one end that L type pole (4) horizontal part is close to each other has keysets (6), the middle part threaded connection of keysets (6) has threaded rod (61), the surface lower part threaded connection of threaded rod (61) has first arc template (7), three recess (11) have all been seted up to the upper end front portion and the upper end rear portion of base (1), one of which the internal surface sliding connection of recess (11) has negative pressure blood taking bottle (12), the upper end fixed mounting of negative pressure bottle (12) has hose (13), negative pressure bottle (14).

2. The small animal experiment blood sampling device of claim 1, wherein: trapezoidal groove (15) have all been seted up to the upper end left part and the upper end right part of base (1), the lower extreme middle part fixed mounting of second arc template (8) has trapezoidal piece (81), trapezoidal piece (81) sliding connection is in the same place second arc template (8) and base (1) sliding connection in trapezoidal groove (15).

3. The small animal experiment blood sampling device of claim 1, wherein: a sliding groove (31) is formed in the middle of the upper end of the telescopic cylinder (3), the vertical portion of the L-shaped rod (4) is connected to the inner surface of the sliding groove (31) in a sliding mode, and a spring (32) is fixedly mounted at one end, located inside the sliding groove (31), of the L-shaped rod (4) and the bottom wall of the sliding groove (31) jointly.

4. The small animal experiment blood sampling device of claim 1, wherein: the left end and the right end of the transverse plate (5) are both fixedly provided with extension rods (51), and the lower ends of the extension rods (51) are both fixedly provided with third arc-shaped plates (52).

5. The small animal experiment blood sampling device of claim 4, wherein: the diameter of the third arc-shaped plate (52) is equal to that of the second arc-shaped plate (8).

6. The small animal experiment blood sampling device of claim 1, wherein: the middle part of the adapter plate (6) is provided with a threaded through groove (62) penetrating through the upper end and the lower end of the adapter plate, and the threaded rod (61) is in threaded connection with the inner surface of the threaded through groove (62).

7. The small animal experiment blood sampling device of claim 6, wherein: the upper portion of the outer surface of the first arc-shaped plate (7) is rotatably connected with a rotating rod (71), a threaded hole groove (72) is formed in the middle of the upper end of the rotating rod (71), and the upper portion of the outer surface of the threaded rod (61) is connected with the threaded rod (61) and the first arc-shaped plate (7) in a threaded mode in the threaded hole groove (72) in a threaded mode.

8. The small animal experiment blood sampling device of claim 1, wherein: the three grooves (11) positioned on the same side are uniformly distributed at the upper end of the base (1).