CN111296404B

CN111296404B - Experimental mouse trap

Info

Publication number: CN111296404B
Application number: CN202010089375.5A
Authority: CN
Inventors: 金胜威; 王倩; 卢亚洲; 叶阳
Original assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Current assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2021-08-20
Anticipated expiration: 2040-02-12
Also published as: CN111296404A

Abstract

The experimental mouse catcher comprises a first outer cover, a first manual operation clamping plate and a first outer cover, wherein the first outer cover is provided with a first outer cover body, the first manual operation clamping plate is fixedly connected with the first outer cover body, and the first outer cover is provided with a first hinge part; a second housing having a second housing body, a second manually operated clamping plate fixedly connected to the second housing body, and a second hinge portion; the hinge shaft passes through the first hinge part and the second hinge part; a V-shaped plate spring is connected between the first manual operation clamping plate and the second manual operation clamping plate; a first connecting rod and a second connecting rod are respectively fixed at two ends of the first outer cover body and the second outer cover body; the center of the first hub and the center of the second hub are respectively fixed with a rotating shaft, the two rotating shafts are respectively connected with a first connecting rod and a second connecting rod, and the first rotating shaft and the second rotating shaft can rotate relative to the first connecting rod and the second connecting rod respectively; the rubber outer skin is respectively sleeved on the peripheries of the first hub and the second hub. The invention can capture and fix the experimental mouse so as to carry out subsequent experimental operation.

Description

Mouse trapper for experiments

Technical Field

The invention relates to biological and medical experimental equipment, in particular to a mouse catcher for experiments.

Background

In biological and medical experiments, a large number of mouse experiments are required, and due to problems such as improper operation or proficiency, the operator is often bitten in the mouse experiments. Therefore, a mouse fixing device is needed, which can fix the mouse, prevent the above situations, ensure the orderly experiment, and reduce the psychological and physiological damage of repeated operation to the mouse.

Disclosure of Invention

According to the defects in the prior art, the problems to be solved by the invention are as follows: an experimental mouse catcher which can catch and fix a mouse in a biological and medical experiment so as to carry out subsequent experimental operation is provided.

The technical scheme of the invention is as follows:

a mouse trapper for experiments comprises a first outer cover and a second outer cover, wherein the first outer cover comprises a first outer cover body, a first manual operation clamping plate and a first hinge part, the first manual operation clamping plate and the first hinge part are fixedly connected with the first outer cover body, and the second outer cover comprises a second outer cover body, a second manual operation clamping plate and a second hinge part, the second manual operation clamping plate and the second hinge part are fixedly connected with the second outer cover body; a hinge shaft passes through the first hinge part and the second hinge part, so that the first outer cover and the second outer cover are hinged; the first manual operation clamping plate and the second manual operation clamping plate are oppositely arranged, and a V-shaped plate spring is connected between the first manual operation clamping plate and the second manual operation clamping plate; two ends of the first outer cover body are respectively fixed with a first connecting rod, and two ends of the second outer cover body are respectively fixed with a second connecting rod; the first rotating shaft and the second rotating shaft are respectively connected with the first connecting rod and the second connecting rod, wherein the first rotating shaft and the second rotating shaft can rotate relative to the first connecting rod and the second connecting rod respectively; the peripheries of the first hub and the second hub are respectively sleeved with a first rubber or PVC outer skin and a second rubber or PVC outer skin; further preferably, a first gear and a second gear are respectively fixed on the first rotating shaft and the second rotating shaft, and the first gear and the second gear can be meshed and connected; a ratchet wheel with a handle is further fixed on the second rotating shaft, fixed teeth are arranged on the periphery of the ratchet wheel, a pawl with a ratchet block is rotatably connected to the first rotating shaft, and the ratchet block can be clamped with the fixed teeth; the fixed teeth are made of magnetic materials, the ratchet block is made of metal materials, or the fixed teeth are made of metal materials, and the ratchet block is made of magnetic materials.

Further, the first and second housing bodies are arc-shaped.

The present invention includes but is not limited to the following benefits: can catch the mouse fixed simply, fast, make things convenient for going on in order of follow-up experiment, reduce the operation of repeated seizure simultaneously, reduce the injury to the psychology and the physiology of mouse.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the embodiments and the drawings used in the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other similar technical solutions or design solutions without creative efforts based on these drawings.

FIG. 1 is a schematic structural view of an experimental mouse catcher according to the present invention;

FIG. 2 is a schematic diagram of the outer cover of the mouse trap structure for experiment provided by the present invention;

FIG. 3 is a schematic view of the internal structure of the housing of the mouse trap for experiments according to the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The following will explain details by way of specific examples.

As shown in fig. 1 to 3, a mouse trap for experiments comprises a first housing 1 and a second housing 2, wherein the first housing 1 comprises a first housing body (arc-shaped part in the figure), a first manually-operated clamping plate 8 fixedly connected with the first housing body and a first hinge part 6, and the second housing 2 comprises a second housing body (arc-shaped part in the figure), a second manually-operated clamping plate 9 fixedly connected with the second housing body and a second hinge part 7; a hinge shaft passes through the first hinge part 6 and the second hinge part 7, so that the first outer cover 1 and the second outer cover 2 are hinged; the first manual operation clamping plate 8 and the second manual operation clamping plate 9 are oppositely arranged, and a V-shaped plate spring 3 is connected between the first manual operation clamping plate and the second manual operation clamping plate; two ends of the first housing body are respectively fixed with a first connecting rod 4 (only the first connecting rod 4 at the front end of the first housing body is shown in the figure, and it should be understood by those skilled in the art that the first connecting rod is also arranged at the rear end of the first housing body), and two ends of the second housing body are respectively fixed with a second connecting rod 5 (only the second connecting rod 5 at the front end of the second housing body is shown in the figure, and it should be understood by those skilled in the art that the second connecting rod is also arranged at the rear end of the second housing body); the wheel hub assembly further comprises a first wheel hub 10 and a second wheel hub 11 which are arranged inside the first outer cover and the second outer cover, a first rotating shaft 12 and a second rotating shaft 13 are respectively fixed at the centers of the first wheel hub 10 and the second wheel hub 11, the first rotating shaft 12 and the second rotating shaft 13 are respectively connected with the first connecting rod 4 and the second connecting rod 5, and the first rotating shaft 12 and the second rotating shaft 13 can rotate relative to the first connecting rod 4 and the second connecting rod 5; the peripheries of the first hub 10 and the second hub 11 are respectively sleeved with a first rubber or PVC outer skin 14 and a second rubber or PVC outer skin 15; further preferably, a first gear 16 and a second gear 17 are respectively fixed on the first rotating shaft 12 and the second rotating shaft 13, and the first gear 16 and the second gear 17 can be meshed and connected; a ratchet wheel 18 with a handle 22 is further fixed on the second rotating shaft 13, a fixed tooth 21 is arranged on the periphery of the ratchet wheel 18, a pawl 19 with a ratchet block 20 is rotatably (preferably, rotatably 360 degrees) connected on the first rotating shaft 12, and the ratchet block 20 can be clamped with the fixed tooth 21; the fixed teeth 21 are made of magnetic materials (such as magnets), the ratchet block 20 is made of metal materials, or the fixed teeth 21 are made of metal materials, the ratchet block 20 is made of magnetic materials (such as magnets), on one hand, a mouse between two leather wheels is tightly clamped by the pretightening force of the V-shaped plate spring 3, on the other hand, the first gear 16 is meshed with the second gear 17, the ratchet wheel 18 is clamped with the pawl 19, and the fixed teeth 21 are magnetically connected with the ratchet block 20, so that the two leather wheels are further locked, the further fixing of the mouse is effectively realized, and even when the catcher is overturned, the ratchet wheel 18 and the pawl 19 can still be fixedly clamped.

When in use, 1) the tail of the mouse is pulled by the left hand and is placed on the experiment table; 2) pinching the two manually operated clamping plates of the outer cover with the right hand to separate the two outer covers and the two pulleys; 3) after the middle gap of two pulleys is aligned to the back skin of the mouse, the right hand is slightly loosened, the V-shaped plate spring returns to enable the pulleys to return to the original position, the skin of the mouse can be clamped tightly, the purpose of fixing the mouse is achieved, the trap and the mouse can be turned over, and the mouse experiment in the next step is carried out. In step 3), in order to further fix the mouse, the ratchet handle can be pulled to drive the two meshed gears to rotate, so as to drive the two pulleys to rotate, and the skin on the back of the mouse is further tightened as the feeding between the two rollers under the action of the friction force of the pulleys.

The foregoing is a more detailed description of the present patent with reference to specific preferred embodiments, and the patent is not to be considered as limited to the specific embodiments described herein. To those skilled in the art to which this patent pertains, several simple deductions or substitutions may be made without departing from the spirit of the patent, which shall be deemed to belong to the protection scope of the patent.

Claims

1. The experimental mouse catcher is characterized by comprising a first outer cover and a second outer cover, wherein the first outer cover comprises a first outer cover body, a first manual operation clamping plate and a first hinge part which are fixedly connected with the first outer cover body, and the second outer cover comprises a second outer cover body, a second manual operation clamping plate and a second hinge part which are fixedly connected with the second outer cover body; a hinge shaft passes through the first hinge part and the second hinge part, so that the first outer cover and the second outer cover are hinged; the first manual operation clamping plate and the second manual operation clamping plate are oppositely arranged, and a V-shaped plate spring is connected between the first manual operation clamping plate and the second manual operation clamping plate; two ends of the first outer cover body are respectively fixed with a first connecting rod, and two ends of the second outer cover body are respectively fixed with a second connecting rod; the first rotating shaft and the second rotating shaft are respectively connected with the first connecting rod and the second connecting rod, wherein the first rotating shaft and the second rotating shaft can rotate relative to the first connecting rod and the second connecting rod respectively; a first rubber or PVC outer skin is sleeved on the periphery of the first hub, and a second rubber or PVC outer skin is sleeved on the periphery of the second hub; a first gear is fixed on the first rotating shaft, a second gear is fixed on the second rotating shaft, and the first gear and the second gear can be meshed and connected; a ratchet wheel with a handle is further fixed on the second rotating shaft, fixed teeth are arranged on the periphery of the ratchet wheel, a pawl with a ratchet block is rotatably connected to the first rotating shaft, and the ratchet block can be clamped with the fixed teeth; the fixed teeth are made of magnetic materials, the ratchet block is made of metal materials, or the fixed teeth are made of metal materials, and the ratchet block is made of magnetic materials.

2. The laboratory mouse trap of claim 1, wherein the first housing body and the second housing body are arcuate in shape.