CN210228216U - Opening forceps for animal experiments - Google Patents

Abstract

The utility model discloses a spreading forceps for animal experiments, including first claw beam and second claw beam, the equal fixedly connected with ring in bottom of first claw beam and second claw beam, first claw beam is through round pin axle and second claw beam swing joint, both ends fixedly connected with box body around the round pin axle, the first clamping part of one end fixedly connected with of ring is kept away from to first claw beam, the one end fixedly connected with second clamping part of ring is kept away from to the second claw beam. This animal experiments are with propping up pincers, through first clamping part and second clamping part under the elastic action of first spring and second spring, strut the animal body wall, twist and move the tight movable sleeve in lock sleeve top, can fix opening the size to make things convenient for the experiment operation, reduced the intensity of labour that the user pointed, can carry out the centre gripping tractive to the animal body through the tongue depressor, can avoid centre gripping incision department, be favorable to notched healing, the utility model discloses device simple structure, the operation of being convenient for, the practicality is strong.

Description

Opening forceps for animal experiments

Technical Field

The utility model relates to a prop open pincers, specifically be an animal experiments is with propping open pincers.

Background

At present, when an animal is subjected to an experiment, the body part of the animal is required to be propped open, the animal is checked and the like, and a special body wall distracter is not required during the operation of the existing animal experiment, the animal body wall (such as a mouse body wall) is firstly sheared, the incision is longitudinal or transverse, then the left side and the right side or the upper side and the lower side of the body wall are respectively clamped by a pair of bending forceps and outwards pulled and respectively fixed, after the animal body wall is sheared, the two sides of the incision are two long strip-shaped edges, the bending forceps and a metal wire can only clamp or hook one point to outwards pull, the animal body wall cannot be completely propped open, the ideal propping effect cannot be achieved, the animal body wall is easily damaged, the recovery time of the animal after the experiment is finished is long, and the subsequent experiment is influenced, so that the propping forceps for the animal experiment are provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an animal experiments are with strutting pincers possesses excellent in use effect's advantage, has solved animal troublesome poeration's problem when doing the experiment.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a pair of spreading forceps for animal experiments comprises a first forceps rod and a second forceps rod, wherein the bottom ends of the first forceps rod and the second forceps rod are fixedly connected with a circular ring, the first forceps rod is movably connected with the second forceps rod through a pin shaft, the front end and the rear end of the pin shaft are fixedly connected with a box body, one end of the first forceps rod, far away from the circular ring, is fixedly connected with a first clamping part, one end of the second forceps rod, far away from the circular ring, is fixedly connected with a second clamping part, one ends of the first forceps rod and the second forceps rod, close to the circular ring, are movably hinged with a movable rod through a connecting piece, one end of the movable rod, far away from the circular ring, is movably hinged with a mounting plate, one side of the mounting plate is fixedly connected with a movable sleeve, a lead screw is movably sleeved inside the movable sleeve, the top end of the lead screw is fixedly connected with one side of the box body, one end of the lead screw, far away from the box body, the surface activity of lead screw has cup jointed first spring, the one end fixedly connected with second spring that first tong bar is close to first clamping part, the one end of second spring and one side fixed connection of second tong bar, the equal fixedly connected with tongue depressor in top of first clamping part and second clamping part, one side fixedly connected with silica gel pad of tongue depressor.

Preferably, the inner wall of the circular ring is fixedly connected with an elastic rubber ring.

Preferably, the upper end and the lower end of the box body are both provided with movable holes, and the first clamp rod and the second clamp rod penetrate through the inside of the box body through the movable holes.

Preferably, equidistant anti-slip lines are formed in the surface of the locking sleeve, and one side of the locking sleeve is movably lapped with one side of the movable sleeve.

Preferably, one end of the first spring is fixedly connected with one side of the box body, and the other end of the first spring is fixedly connected with one side of the movable sleeve.

(III) advantageous effects

Compared with the prior art, the utility model provides an animal experiments are with strutting pincers possesses following beneficial effect:

this animal experiments are with propping up pincers, through first clamping part and second clamping part under the elastic action of first spring and second spring, strut the animal body wall, twist and move the tight movable sleeve in lock sleeve top, can fix opening the size to make things convenient for the experiment operation, reduced the intensity of labour that the user pointed, can carry out the centre gripping tractive to the animal body through the tongue depressor, can avoid centre gripping incision department, be favorable to notched healing, the utility model discloses device simple structure, the operation of being convenient for, the practicality is strong.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a top view of the box structure of the present invention;

fig. 4 is a schematic structural view of the first clamp bar of the present invention.

In the figure: the clamp comprises a first clamp rod 1, a second clamp rod 2, a ring 3, a pin shaft 4, a box body 5, a first clamping part 6, a second clamping part 7, a movable rod 8, a mounting plate 9, a movable sleeve 10, a screw rod 11, a limiting block 12, a locking sleeve 13, a first spring 14, a second spring 15, a tongue depressor 16, a silica gel pad 17 and a movable hole 18.

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. 1-4, a spreading clamp for animal experiments comprises a first clamp rod 1 and a second clamp rod 2, wherein the bottom ends of the first clamp rod 1 and the second clamp rod 2 are fixedly connected with a circular ring 3, the first clamp rod 1 is movably connected with the second clamp rod 2 through a pin shaft 4, the front end and the rear end of the pin shaft 4 are fixedly connected with a box body 5, the inner walls of the front side and the rear side of the box body 5 are respectively fixedly connected with the front end and the rear end of the pin shaft 4, one end of the first clamp rod 1 far away from the circular ring 3 is fixedly connected with a first clamping part 6, one end of the second clamp rod 2 far away from the circular ring 3 is fixedly connected with a second clamping part 7, one ends of the first clamp rod 1 and the second clamp rod 2 near the circular ring 3 are movably hinged with a movable rod 8 through a connecting piece, one end of the movable rod 8 far away from the circular ring 3 is movably hinged with a mounting plate 9, one side of the mounting plate 9, the lead screw 11 has been cup jointed in the inside activity of movable sleeve 10, one side fixed connection of the top of lead screw 11 and box body 5, the one end fixedly connected with stopper 12 of box body 5 is kept away from to lead screw 11, the one end surface threaded connection that lead screw 11 is close to stopper 12 has lock sleeve 13, first spring 14 has been cup jointed in the surface activity of lead screw 11, first tong bar 1 is close to the one end fixedly connected with second spring 15 of first clamping part 6, and second spring 15 is in compression state all the time, can support first tong bar 1 and second tong bar 2, one side fixed connection of one end and second tong bar 2 of second spring 15, the equal fixedly connected with tongue depressor 16 in top of first clamping part 6 and second clamping part 7, one side fixedly connected with silica gel pad 17 of tongue depressor 16 prevents to cause the damage to the animal body wall.

The inner wall of the circular ring 3 is fixedly connected with an elastic rubber ring, so that the fingers of a user can be protected, and the skin can be prevented from being damaged; the upper end and the lower end of the box body 5 are both provided with movable holes 18, the first clamp rod 1 and the second clamp rod 2 penetrate through the inside of the box body 5 through the movable holes 18, and the movable holes 18 are convenient for the first clamp rod 1 and the second clamp rod 2 to open and close; the surface of the locking sleeve 13 is provided with equidistant anti-slip threads, so that the friction force can be increased, slipping can be prevented, and the locking sleeve 13 is convenient to rotate, one side of the locking sleeve 13 is movably lapped with one side of the movable sleeve 10, and the locking sleeve 13 is convenient to rotate on the screw rod 11; one end of the first spring 14 is fixedly connected with one side of the box body 5, the other end of the first spring 14 is fixedly connected with one side of the movable sleeve 10, the first spring 14 is always in a compression state, outward tension is formed, and the movable sleeve 10 can be extruded.

When the clamp is used, the locking sleeve 13 is firstly screwed anticlockwise to enable the locking sleeve 13 to be attached to the limiting block 12, a user puts fingers inside the circular ring 3 to expand, so that the first clamp rod 1 and the second clamp rod 2 drive the first clamping part 6 and the second clamping part 7 to expand outwards, a gap between the first clamping part 1 and the second clamping part 7 is enlarged, and then the animal body wall can be opened towards two sides, in the expanding process, because the first spring 14 and the second spring 15 are always in a compressed state, outward tension on the first clamp rod 1 and the second clamp rod 2 can be formed, when the first clamping part 6 and the second clamping part 7 are expanded outwards to meet subsequent operation tests, the locking sleeve 13 is screwed clockwise to enable the locking sleeve 13 to approach towards the movable sleeve 10, so that the locking sleeve 13 tightly supports the movable sleeve 10, and the first clamping part 6 and the second clamping part 7 are fixed in size, so that when the body wall of an animal needs to be clamped and pulled outwards, the first clamp lever 1 and the second clamp lever 2 can be inwardly pinched through the ring 3, and then the two tongue depressors 16 are used for clamping the animal body, so that the operation experiment operation of people is facilitated.

To sum up, this animal experiment is with propping up a mouthful pincers, through first clamping part 6 and second clamping part 7 under the elastic action of first spring 14 and second spring 15, strut the animal body wall, twist the tight movable sleeve 10 in locking sleeve 13 top of moving, can fix opening the size to convenient experiment operation has reduced the intensity of labour that the user pointed, can carry out the centre gripping tractive to the animal body through tongue depressor 16, can avoid centre gripping incision department, is favorable to notched healing, the utility model discloses device simple structure, the operation of being convenient for is fit for using widely.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (5)

1. The utility model provides an animal experiments are with propping up pincers, includes first tong bar (1) and second tong bar (2), its characterized in that: the bottom ends of the first clamp rod (1) and the second clamp rod (2) are fixedly connected with a ring (3), the first clamp rod (1) is movably connected with the second clamp rod (2) through a pin shaft (4), the front end and the rear end of the pin shaft (4) are fixedly connected with box bodies (5), one end of the first clamp rod (1), which is far away from the ring (3), is fixedly connected with a first clamping part (6), one end of the second clamp rod (2), which is far away from the ring (3), is fixedly connected with a second clamping part (7), one ends of the first clamp rod (1) and the second clamp rod (2), which are close to the ring (3), are movably hinged with a movable rod (8) through a connecting piece, one end of the movable rod (8), which is far away from the ring (3), is movably hinged with a mounting plate (9), one side of the mounting plate (9) is fixedly connected with a movable sleeve (10), and a screw rod (11) is movably sleeved in the movable sleeve (10), the utility model discloses a clamp for clamping the clamp, including lead screw (11), one end fixedly connected with stopper (12) of box body (5) are kept away from on the top of lead screw (11) and one side fixed connection of box body (5), one end fixed connection that box body (5) were kept away from in lead screw (11), one end surface threaded connection that stopper (12) are close to in lead screw (11) has lock sleeve (13), first spring (14) have been cup jointed in the surface activity of lead screw (11), first tong lever (1) is close to the one end fixedly connected with second spring (15) of first clamping part (6), the one end of second spring (15) and one side fixed connection of second tong lever (2), the equal fixedly connected with tongue depressor (16) in top of first clamping part (6) and second clamping part (7), one side fixedly connected with silica gel pad (17) of tongue depressor (.

2. The spreading forceps for animal experiments as claimed in claim 1, wherein: the inner wall of the circular ring (3) is fixedly connected with an elastic rubber ring.

3. The spreading forceps for animal experiments as claimed in claim 1, wherein: the upper end and the lower end of the box body (5) are provided with movable holes (18), and the first clamp rod (1) and the second clamp rod (2) penetrate through the inside of the box body (5) through the movable holes (18).

4. The spreading forceps for animal experiments as claimed in claim 1, wherein: equidistant anti-slip lines are formed in the surface of the locking sleeve (13), and one side of the locking sleeve (13) is movably overlapped with one side of the movable sleeve (10).

5. The spreading forceps for animal experiments as claimed in claim 1, wherein: one end of the first spring (14) is fixedly connected with one side of the box body (5), and the other end of the first spring (14) is fixedly connected with one side of the movable sleeve (10).

Images