CN211631335U

CN211631335U - Isolated form mouse runner cage counting assembly

Info

Publication number: CN211631335U
Application number: CN201922311987.XU
Authority: CN
Inventors: 钱力; 钱鸣
Original assignee: Shanghai Minly Lab Technology Development Co ltd
Current assignee: Shanghai Minly Lab Technology Development Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-09
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses an isolated mouse runner cage counting device, which comprises a cage frame, wherein at least one group of counting components is arranged in the cage frame, each counting component comprises a counting module and a cage box, each counting module comprises a magnetic detection probe, and the magnetic detection probe of each counting module is contacted with the top of the cage box; the cage box is internally provided with a bracket, a feed bin, a rotating wheel bearing and an animal drinking bottle; the support is fixed in the cage box, a rotating wheel is installed on the support through a rotating wheel bearing, at least one magnetic sensing point is arranged on the rotating wheel, and the magnetic sensing point is in signal connection with the magnetic detection probe. The utility model discloses an increase the filter in the cage box and the outside method that increases the power supply of taking a breath, guarantee that the air in the cage box can keep apart with the external world completely, and each other do not influence. Meanwhile, as the individual animals live in the isolated and closed cage box, the individual animals cannot interfere with each other, so that the risk of mutual influence of equipment cross infection and individual animal behaviors can be greatly reduced.

Description

Isolated form mouse runner cage counting assembly

Technical Field

The utility model relates to an experimental animals rotating cage count and cage box belongs to the technical field of production line equipment, especially relates to an isolated form mouse runner cage box counting assembly.

Background

In the field of animal experiments, the running wheel is one of necessary instruments for small animal behavioural, movement physiology and pharmacology research, and has the characteristics of stable function, good repeatability, capability of effectively and quantitatively measuring animal movement, flexible and convenient movement load adjustment, small stimulation interference on animals and the like. The running wheels are divided into an autonomous running wheel and a driving running wheel; the automatic running wheel drives the running wheel to rotate by the spontaneous pedaling of the animal on spokes in the rotating wheel, the animal can freely go in and out of the running wheel, and the automatic running wheel is particularly suitable for the research of animal physiological rhythm, circulation rhythm, ingestion, drug (medicine) or pharmaceutical experiment. The driving running wheel rotates through the motor controlled by the motor, the animal can only be placed in the running wheel and can not run out, and the driving running wheel is suitable for experiments such as forced activity training or sleep deprivation of the animal. Only the improvement of the autonomous running wheel apparatus has been intensively analyzed and studied here.

Most of the existing autonomous running wheel equipment is used for feeding animals by using a transparent container, a basin cover is placed on the container, and a running wheel and the basin cover are integrated. The distance that the animal runs is counted through the measurement of running wheel rotation by the counting sensor. The data such as the movement distance, the movement time and the like displayed in real time are generally provided, some data can be exported by mobile equipment for data analysis, and some data need to be manually recorded by a user every day, but the data cannot be automatically exported basically.

According to the requirement of the accuracy of experimental data, the experiment must have a plurality of groups of control groups, and each group of control group must have a plurality of experimental objects for mutual comparison. So that at least tens of cages or even tens of cages of experimental animals can start the experiment at the same time in each experiment. When the current autonomous running wheel equipment is actually used, due to open feeding, cross infection exists between animals, and risks of mutual influence exist, so that the data result of an experiment can be greatly influenced.

In addition, for the autonomous running wheel equipment with data which can not be automatically derived, after experimental objects become more along with the extension of experiments, the workload of data derivation and arrangement is very complicated, the huge data processing work is manually compared and input by operators, and the experimental efficiency and the accuracy of experimental data are directly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cage which can ensure that the air in the cage can be completely isolated from the outside and does not influence each other; meanwhile, the animal individuals do not interfere with each other; reducing the risk of equipment cross-infection and animal individual behavior interaction; and can also count the movement state of the animal.

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

an isolated mouse runner cage counting device comprises a cage, and is characterized in that at least one group of counting assemblies are arranged in the cage, each counting assembly comprises a counting module and a cage, each counting module comprises a magnetic detection probe, and the magnetic detection probe of each counting module is in contact with the top of the cage; the cage box is internally provided with a bracket, a feed bin, a rotating wheel bearing and an animal drinking bottle; the support is fixed in the cage box, a rotating wheel is mounted on the support through a rotating wheel bearing, at least one magnetic sensing point is arranged on the rotating wheel, and the magnetic sensing point is in signal connection with the magnetic detection probe.

Preferably, one side of cage is equipped with the rack of taking a breath, signal circuit, man-machine control touch-sensitive screen and reserve UPS power, exhaust fan and air inlet machine are installed to the rack of taking a breath, exhaust fan and air inlet machine are used for maintaining the circulation of cage interior air, rack top installation exhaust pipe takes a breath, the exhaust pipe is connected to the exhaust fan, with the exhaust emission in the cage.

Preferably, the cage box comprises a box cover and a bottom box, and the box cover and the bottom box are connected in a sealing mode through a cage box sealing fastener.

Preferably, a high-efficiency filter is arranged in the cage box, and one end of the high-efficiency filter is fixed in the cage box through a ventilation interface.

Preferably, the counting module comprises a power button, a clear button and a display nixie tube, and the display nixie tube is used for displaying real-time data.

Preferably, the magnetic sensing points are arranged at the edge of the rotating wheel, so as to improve the accuracy of the signals detected by the magnetic detection probes at the magnetic sensing points on the rotating wheel.

Preferably, the gap between the edge of the rotating wheel and the inner wall of the box cover is smaller than the detected range of the magnetic sensing point; the magnetic detection probe is in contact with a box cover at the top of the cage box; the magnetic detection probe is used for improving the accuracy of the signals detected by the magnetic sensing points on the rotating wheel by the magnetic detection probe.

Preferably, in order to ensure the accuracy of the magnetic detection probe, two magnetic sensing points are arranged on the edge of the rotating wheel, and the magnetic sensing points are symmetrically arranged.

Preferably, the magnetic detection probe is of a structure with elasticity and is used for being tightly attached to the cage box.

Preferably, the runner is a polymer plastic dustproof runner and is used for reducing the influence of rotation friction and dust in the box on the runner.

The utility model discloses a runner cage box combines together with the independent cage utensil of taking a breath, with the method that increases filter and outside increase the power supply of taking a breath in the cage box, guarantees that the air in the cage box can keep apart with the external world completely, does not influence each other moreover. Meanwhile, as the animal individuals live in the isolated and closed cage boxes, the animal individuals cannot interfere with each other. This greatly reduces the risk of cross-contamination of the equipment and the interplay of individual animal behaviour.

Drawings

Fig. 1 is a schematic view of a main structure of an isolated mouse runner cage counting device provided by the present invention;

fig. 2 is a schematic left perspective structural view of an isolated mouse runner cage counting device provided by the present invention;

fig. 3 is a main perspective structure diagram of a cage box in the isolated mouse runner cage box counting device provided by the utility model.

Reference numbers in the figures:

1. a cage frame; 2. a counting module; 201. a power button; 202. a clear button; 203. displaying the nixie tube; 3. a cage box; 301. a box cover; 302. a bottom case; 303. a feed bin; 304. a high efficiency filter; 305. a magnetic sensing point; 306. a cage box sealing fastener; 307. a rotating wheel; 308. a vent interface; 309. a runner bearing; 310. animal drinking bottles; 4. a magnetic detection probe; 5. an exhaust duct; 6. an exhaust fan; 7. an air inlet machine; 8. a ventilation cabinet; 9. a UPS power supply; 10. the man-machine control touch screen.

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.

As shown in fig. 1 to 2, for the isolated mouse runner cage counting device provided by the present invention, the device comprises a cage 1 made of stainless steel, wherein a plurality of counting assemblies are arranged in the cage 1, and each counting assembly comprises a counting module 2 and a cage 3; a data processing module (namely a CPU circuit board) is arranged in the counting module and is used for data processing and transmission of signals; a magnetic detection probe 4 with elasticity is arranged at the bottom of the counting module 2, the magnetic detection probe 4 is in signal connection with the counting module 2, and the magnetic detection probe 4 is in contact with the top of the cage box 3;

the cage box 3 comprises a box cover 301 and a bottom box 302, wherein the box cover 301 and the bottom box 302 are connected in a sealing manner through a cage box sealing fastener 306, so that the air inside and outside the cage box 3 is relatively isolated; the cage box 3 is provided with a bracket, a feed bin 303, a rotating wheel 307, a rotating wheel bearing 309 and an animal drinking bottle 310; the bracket is fixed in the cage box 3, the rotating wheel 307 is installed on the bracket through a rotating wheel bearing 309 (the installation method of each component in the cage box 3 is not the technical point of the prior art, and is not described herein), two magnetic sensing points 305 are embedded in the edge of the rotating wheel 307, the two magnetic sensing points 305 are symmetrically arranged, and the magnetic sensing points 305 are in signal connection with the magnetic detection probe 4; the gap between the edge of the rotating wheel 307 and the inner wall of the box cover 301 is smaller than the range of the detected magnetic sensing point 305, the edge of the rotating wheel 307 can be as close to the inner wall of the box cover 301 as possible in practical operation, and the magnetic detection probe 4 is in contact with the box cover 301 on the top of the cage box 3, so that the accuracy of the signal detected by the magnetic detection probe 4 on the magnetic sensing point 305 on the rotating wheel 307 is improved, and the signal can be more easily detected by the magnetic detection probe 4 on the magnetic sensing point 305.

The magnetic detection probe 4 with elasticity can ensure that the magnetic detection probe 4 can be always tightly attached to the box cover 301 at the top of the cage box 3, so that the accuracy of the signal detected by the magnetic detection probe 4 on the magnetic sensing point 305 on the rotating wheel 307 is improved; when the rotating wheel 307 rotates, the magnetic sensing point 305 embedded in the edge of the rotating wheel 307 passes through the detection range of the magnetic detection probe 4, the magnetic sensing point 305 transmits a primary signal to the data processing module of the counting module 2, and the data processing module in the counting module processes and transmits the data.

Two groups of display nixie tubes 203 are arranged on the front surface of the counting module 2 and can display two groups of real-time data; the front surface of the counting module is provided with a module control switch 201 and a counting zero clearing switch 202;

one side of stainless steel cage 1 is equipped with the rack 8 of taking a breath, the rack 8 of taking a breath installs signal circuit, man-machine control touch-sensitive screen 10 and reserve UPS 9, exhaust fan 6 and air inlet machine 7 are responsible for the cage air feed and bleed from the cage, maintain the circulation of air in the cage to guarantee the air cycle of cage box, 8 top installation exhaust pipes 5 of rack of taking a breath, exhaust pipe 5 is connected to exhaust fan 6, with the exhaust gas discharge in the cage 1.

Further, a box cover 301 of the cage box 3 is provided with a high-efficiency filter 304 through a ventilation interface 308, so that air entering and exiting the cage box is efficiently filtered, and unknown influence of the environment on animals is avoided.

Further, in order to reduce the rotational friction and the influence of dust in the box on the rotating wheel 307, the rotating wheel 307 is a high polymer plastic dustproof rotating wheel.

Further, can be according to count

module

2 and 3 size customization stainless steel cage 1 of cage box, also can place a plurality of count module 2, cage box 3, magnetism test probe 4 in stainless steel cage 1, can also be in fixed count module 2 and cage box 3 the time, ventilate the breather mouth on the cage box 3.

Aiming at the problems of influencing the experimental efficiency and the accuracy of experimental data, automatically recording and storing the data generated by all the runner cage counting modules 2, summarizing the data into an independent data processing module, customizing a set of data calculation processing software in the data processing module, setting a control system and displaying data processing through a human-computer control touch screen 10, and automatically generating a required data table while ensuring the generation of the data; therefore, the link of data entry is saved, the time period of data analysis is more accurate, and more information and rules can be known from the time period; when simplifying staff's work, also promoted the standardization and the authenticity of data greatly.

The working principle of the utility model is as follows:

when the rotating wheel 307 rotates, when the magnetic sensing point 305 embedded in the edge of the rotating wheel 307 passes through the detection range of the magnetic detection probe 4, the magnetic sensing point 305 transmits a signal to the data processing module of the counting module 2 once, and the data processing module in the counting module processes data and transmits the data to realize the calculation of the number of turns of the rotating wheel 307; and the counting data is displayed on the nixie tube 203 on the front surface of the counting module 2, meanwhile, the data is transmitted to the data module in the counting module, the data is displayed through the man-machine control touch screen 10, and then corresponding curves and related data are automatically generated according to related programs for research and analysis of experimenters.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An isolated mouse runner cage box counting device comprises a cage (1) and is characterized in that at least one group of counting assemblies are arranged in the cage (1), each counting assembly comprises a counting module (2) and a cage box (3), each counting module (2) comprises a magnetic detection probe (4), and the magnetic detection probes (4) of the counting modules (2) are in contact with the top of the cage box (3); a bracket, a feed bin (303), a rotating wheel (307), a rotating wheel bearing (309) and an animal drinking bottle (310) are arranged in the cage box (3); the support is fixed in cage box (3), install runner (307) through runner bearing (309) on the support, be equipped with at least one magnetism sensing point (305) on runner (307), magnetism sensing point (305) and magnetism detecting probe (4) pass through signal connection.

2. The isolated mouse runner cage box counting device of claim 1, wherein a ventilation cabinet (8) is arranged on one side of the cage (1), the ventilation cabinet (8) is provided with a signal circuit, a man-machine control touch screen (10), a standby UPS (9), an exhaust fan (6) and an air inlet fan (7), the exhaust fan (6) and the air inlet fan (7) are used for maintaining the circulation of air in the cage, an exhaust pipe (5) is arranged on the top of the ventilation cabinet (8), and the exhaust fan (6) is connected with the exhaust pipe (5) to exhaust waste gas in the cage (1).

3. The isolated mouse runner cage counting device according to claim 1, wherein the cage (3) comprises a box cover (301) and a bottom box (302), and the box cover (301) and the bottom box (302) are hermetically connected through a cage sealing fastener (306).

4. The isolated mouse runner cage counting device according to claim 1, wherein a high-efficiency filter (304) is arranged in the cage (3), and one end of the high-efficiency filter (304) is fixed in the cage (3) through a ventilation interface (308).

5. The isolated mouse runner cage counting device of claim 1, wherein the counting module (2) comprises a power button (201), a clear button (202) and a display nixie tube (203), and the display nixie tube (203) is used for displaying real-time data.

6. The isolated mouse runner cage counting device of claim 1, wherein the magnetic sensing points (305) are arranged at the edge of the runner (307) for improving the accuracy of the signals detected by the magnetic detection probes (4) of the magnetic sensing points (305) on the runner (307).

7. The isolated mouse runner cage counting device of claim 6, wherein the gap between the edge of the runner (307) and the inner wall of the box cover (301) is smaller than the range of the magnetic sensing point (305) to be detected; the magnetic detection probe (4) is in contact with a box cover (301) at the top of the cage box (3).

8. The isolated mouse runner cage counting device of claim 7, wherein two magnetic sensing points (305) are arranged on the edge of the runner (307), and the magnetic sensing points (305) are symmetrically arranged.

9. The isolated mouse runner cage counting device according to claim 1, wherein the magnetic detection probe (4) is of a structure with elasticity and is used for being tightly attached to the cage (3).

10. The isolated mouse runner cage counting device of claim 1, wherein the runner (307) is a polymer plastic dustproof runner for reducing the friction and the effect of dust in the cage on the runner (307).