CN212255266U

CN212255266U - Rhythm detection device

Info

Publication number: CN212255266U
Application number: CN202021116701.9U
Authority: CN
Inventors: 周恩兴; 刘源
Original assignee: Beijing Yuanji Huayi Biotechnology Co ltd
Current assignee: Beijing Yuanji Huayi Biotechnology Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-12-29
Anticipated expiration: 2030-06-16

Abstract

The utility model provides a rhythm detection device, which relates to the technical field of houses of domestic animals or experimental animals, and comprises a box body, a rotating wheel and a test component; the box body is provided with an accommodating space, and the rotating wheel is pivoted to the box body and is positioned in the accommodating space; the test assembly comprises a detector and a shielding piece, the detector is installed on the box body, the shielding piece is fixedly connected to the rotating wheel, the shielding piece rotates under the driving of the rotating wheel, and the light emitting area of the detector is shielded at a preset position. Through this rhythm detection device, the resistance that has solved the mechanical count mode of stirring that exists among the prior art is great, leads to the not stable enough technical problem of test system.

Description

Rhythm detection device

Technical Field

The utility model belongs to the technical field of the house technique of domestic animal or animal for the experiment and specifically relates to a rhythm detection device is related to.

Background

Almost all living beings have a behavior law change in a 24-hour period, which is called a biological clock. The biological clock directly regulates and controls a series of physiological activities of animals, such as sleeping, heart rate, eating, digestion and the like. For the analysis of biological clocks in laboratory animals, in particular in small rodents, the method of analysis of the motor intensity is generally used.

Under laboratory conditions, the mice spontaneously move on a rotating wheel. This property can be used to analyze the mouse's biological clock rhythm phenotype by analyzing the number of wheel rotations. At present, a mechanical counter is generally adopted for counting in the existing runner system on the market.

The mechanical counter can record the movement of the mouse, but the resistance is larger because the mechanical poking mode is used. In the case of suspended rotation of the wheel, the maximum thrust that can be exerted by the mouse is linearly related to its weight and inversely related to the diameter of the wheel. The resistance of plectrum switch is great to can take place to rust, the pad material blocks etc. and leads to the resistance further to increase in the experiment cage, leads to the system to be stable inadequately, causes the unable detection of equipment under the extreme condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rhythm detection device to it is great to alleviate the resistance that the counting mode was stirred to machinery that exists among the prior art, leads to the not stable enough technical problem of test system.

An embodiment of the utility model provides a rhythm detection device, include: box, runner and test assembly.

The box body is provided with an accommodating space, and the rotating wheel is pivoted to the box body and is positioned in the accommodating space.

The testing assembly comprises a detector and a shielding piece, the detector is installed on the box body, the shielding piece is fixedly connected to the rotating wheel, the shielding piece is driven by the rotating wheel to rotate, and the detector is triggered at a preset position.

Further, the shielding piece is provided with a plurality of shielding parts which are arranged at intervals along the circumference.

The preset position is located on the circumference.

Furthermore, the rotating wheel is pivoted to the box body through a rotating shaft.

The shielding piece is fixedly connected to the rotating shaft.

Further, the rotating wheel comprises a first wheel body, a second wheel body and a connecting arm connected between the first wheel body and the second wheel body.

The first wheel body, the second wheel body and/or be equipped with on the linking arm and be used for wearing to establish the shaft hole of pivot, the pivot passes through the shaft hole with runner fixed connection.

Furthermore, a first fixed arm is arranged on the first wheel body, and a second fixed arm is arranged on the second wheel body.

The first fixing arm is in the centre of a circle department of first wheel body is equipped with first shaft hole, the second fixing arm is in the centre of a circle department of second wheel body is equipped with the second shaft hole, first shaft hole with the coaxial setting in second shaft hole is used for wearing to establish the pivot.

And the rotating shaft is provided with a third shaft hole for penetrating the first fixing arm and a fourth shaft hole for penetrating the second fixing arm.

Furthermore, the shielding piece is fixedly sleeved on the rotating shaft.

Further, the shielding piece is in threaded connection with the rotating shaft.

Further, the detector and the shielding piece are both positioned on the outer side of the box body.

The detector adopts an infrared photoelectric switch, and a gap is reserved between the shielding piece and a light emitting area of the infrared photoelectric switch.

Furthermore, at least one end of the rotating shaft protrudes out of the box body and extends outwards, and a holding part is arranged at the end part of the rotating shaft protruding out of the box body.

Has the advantages that:

the rhythm detection device provided by the utility model has the advantages that the rotating wheel is pivoted with the box body and is positioned in the accommodating space, and the animal to be detected in the box body can spontaneously move on the rotating wheel; because shielding piece fixed connection is in the runner, therefore at the in-process of rotating the runner, the runner can drive the shielding piece and rotate, and when the shielding piece moved to preset position department under the drive of runner, the shielding piece triggered the detector, made the detector count the rotation of runner, through the number of times of rotation of record runner to the biological clock rhythm phenotype of analysis animal that awaits measuring. As can be seen from the foregoing, the rhythm detection device calculates the number of revolutions of the wheel in a non-contact manner, and the process of recording the number of revolutions of the wheel has no influence of resistance, thereby increasing the adaptability and stability of the device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a rhythm detection device provided in an embodiment of the present invention, in which a detector is not shown;

fig. 2 is a schematic structural diagram of the rhythm detection device provided by the embodiment of the present invention, which does not show the box and the detector.

Icon:

100-a box body; 110-a containing space;

200-rotating wheel; 210-a first wheel; 220-a second wheel body; 230-a connecting arm; 211-a first fixed arm; 221-a second fixed arm;

310-a detector; 320-a shield;

400-a rotating shaft; 410-a grip portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The present embodiment provides a rhythm detecting device, as shown in fig. 1, which includes a casing 100, a rotating wheel 200, and a testing component; the box body 100 has a containing space 110, the rotating wheel 200 is pivoted to the box body 100 and is positioned in the containing space 110; the testing assembly comprises a detector 310 and a shielding piece 320, wherein the detector 310 is installed on the box body 100, the shielding piece 320 is fixedly connected to the rotating wheel 200, the shielding piece 320 is driven by the rotating wheel 200 to rotate, and the light outlet area of the detector 310 is shielded at a preset position.

In the rhythm detecting device provided by this embodiment, the rotating wheel 200 is pivoted to the box body 100 and located in the accommodating space 110, and the animal to be detected in the box body 100 can spontaneously move on the rotating wheel 200; since the shielding member 320 is fixedly connected to the rotating wheel 200, in the process of rotating the rotating wheel 200, the rotating wheel 200 drives the shielding member 320 to rotate, when the shielding member 320 moves to a preset position under the driving of the rotating wheel 200, the shielding member 320 triggers the detector 310, so that the detector 310 counts the rotation of the rotating wheel 200, and the biological clock rhythm phenotype of the animal to be tested is analyzed by recording the number of times of rotation of the rotating wheel. As can be seen from the foregoing, the rhythm detection device calculates the number of rotations of the wheel 200 in a non-contact manner, and the process of recording the number of rotations of the wheel 200 has no influence of resistance, thereby increasing the adaptability and stability of the device. In addition, compared with the mechanical poking sheet in the prior art, the non-contact testing mode can also reduce the occurrence of mechanical faults.

In this embodiment, the shielding member 320 has a plurality of shielding portions arranged at intervals along the circumference; the predetermined position is located on the circumference.

The preset position is located on the circumference, which enables the plurality of shielding portions of the shielding member 320 to reach the preset position and shield the light exit area of the detector 310 at the preset position.

In short, there are several shielding parts, and the rotating wheel 200 will trigger the detector 310 several times, such as 1-6 times, during one rotation.

In the embodiment shown in fig. 1, the shielding member 320 has two shielding portions, so that one rotation of the wheel 200 will trigger the detector 310 twice.

As shown in fig. 1 or fig. 2, the rotating wheel 200 is pivoted to the box 100 through a rotating shaft 400; the shutter 320 is fixedly coupled to the rotation shaft 400.

Specifically, as shown in fig. 2, the wheel 200 includes a first wheel 210, a second wheel 220 and a connecting arm 230 connected therebetween; the first wheel body 210, the second wheel body 220 and/or the connecting arm 230 are provided with shaft holes for penetrating the rotating shaft 400, and the rotating shaft 400 is fixedly connected with the rotating wheel 200 through the shaft holes.

For example, the first wheel body 210 may be provided with a shaft hole; alternatively, the second wheel body 220 may be provided with a shaft hole; alternatively, the connecting arm 230 may be provided with a shaft hole; or, the first wheel body 210, the second wheel body 220 and the connecting arm 230 are all provided with shaft holes, and at this time, the shaft holes are coaxially arranged.

In some embodiments, the first wheel 210 is provided with a first fixing arm 211, and the second wheel 220 is provided with a second fixing arm 221; the first fixing arm 211 is provided with a first shaft hole at the center of the first wheel 210, the second fixing arm 221 is provided with a second shaft hole at the center of the second wheel 220, and the first shaft hole and the second shaft hole are coaxially arranged and are used for penetrating through the rotating shaft 400. This structure is convenient for detaching the rotating shaft 400 from the rotating wheel 200, and is also convenient for installing the testing device on different cages. In addition, the disassembled parts are convenient to clean.

In other embodiments, the first wheel 210 is provided with a first fixing arm 211, and the second wheel 220 is provided with a second fixing arm 221; the rotating shaft 400 is provided with a third shaft hole for passing the first fixing arm 211 and a fourth shaft hole for passing the second fixing arm 221.

It should be noted that, the fixed connection between the rotating shaft 400 and the rotating wheel 200 may be various, and is not limited to the above connection, and the structural form that can satisfy the connection requirement between the rotating shaft and the rotating wheel is within the protection scope of the present invention.

In order to facilitate the animal to be tested to rotate the rotating wheel 200, as shown in fig. 2, a plurality of connecting arms 230 are provided, and the connecting arms are arranged at intervals along the circumferential direction of the first wheel body 210 or the second wheel body 220.

As shown in fig. 2, the shielding member 320 is fixedly secured to the shaft 400.

In this embodiment, the shutter 320 is threadedly coupled to the shaft 400.

Specifically, a threaded portion is formed on the rotating shaft 400, and the shielding member 320 is in threaded connection with the threaded portion.

In this embodiment, the shield 320 and the probe 310 are both located outside the housing 100; the detector 310 adopts an infrared photoelectric switch, and a gap is left between the shielding member 320 and a light emergent area of the infrared photoelectric switch. This arrangement ensures that the shutter 320 can be triggered by the gap during rotation. Further, the shield 320 and the probe 310 are installed outside the cabinet 100. On the one hand, can reduce the animal that awaits measuring and produce the interference to it, can improve the activity safety of the animal that awaits measuring, on the other hand, the dismouting of pivot 400, shielding piece 320, detector 310 etc. of still being convenient for.

Referring to fig. 1 and 2, at least one end of the rotating shaft 400 protrudes from the box 100 and extends outward, and a holding portion 410 is disposed at an end of the rotating shaft 400 protruding from the box, so that a user can rotate the rotating shaft 400.

The detector 310 may be multiple, and multiple detectors may share power and ground lines, and each detector 310 has 1 independent signal line. The signal lines and the respective power and ground lines are connected by a pluggable connection terminal and a wire. The wires are then connected to the hub by screw terminals. The wire collecting plate is then plugged into the singlechip by using a 2.54mm double-row needle seat. The burned detectors 310 are arranged on the single chip microcomputer, and 1-12 detectors 310 which actually run synchronously can be unfixed. Signal reading and recording procedures. In order to prevent the record file from being overwritten, the record file names are named according to the sequence of 0-9. After the single chip microcomputer is started, signal collection is automatically executed, conditions of all the detectors 310 are sequentially read, once the shielding recovery event of the detectors 310 is detected, an event is recorded as the occurrence of the corresponding detector 310, and then the event sequence of all the detectors 310 is written into a file every 5 seconds. After use is complete, the single-chip microcomputer copies the data to the computer via the network cable.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A rhythm detection device, comprising: the device comprises a box body (100), a rotating wheel (200) and a test component;

the box body (100) is provided with an accommodating space (110), and the rotating wheel (200) is pivoted to the box body (100) and is positioned in the accommodating space (110);

the testing assembly comprises a detector (310) and a shielding piece (320), the detector (310) is installed on the box body (100), the shielding piece (320) is fixedly connected to the rotating wheel (200), the shielding piece (320) is driven by the rotating wheel (200) to rotate, and the detector (310) is triggered at a preset position.

2. The rhythm detection device according to claim 1, wherein the shield (320) has a plurality of shielding portions arranged at intervals along a circumference;

the preset position is located on the circumference.

3. The rhythm detection device according to claim 1, wherein said rotary wheel (200) is pivoted to said casing (100) through a rotary shaft (400);

the shutter (320) is fixedly connected to the rotation shaft (400).

4. The rhythm detection device according to claim 3, wherein the wheel (200) comprises a first wheel (210), a second wheel (220), and a connecting arm (230) connected therebetween;

the first wheel body (210), the second wheel body (220) and/or the connecting arm (230) are/is provided with a shaft hole used for penetrating the rotating shaft (400), and the rotating shaft (400) is fixedly connected with the rotating wheel (200) through the shaft hole.

5. The rhythm detection device according to claim 4, wherein a first fixed arm (211) is provided on the first wheel body (210), and a second fixed arm (221) is provided on the second wheel body (220);

first fixed arm (211) are in the centre of a circle department of first wheel body (210) is equipped with first shaft hole, second fixed arm (221) are in the centre of a circle department of second wheel body (220) is equipped with the second shaft hole, first shaft hole with the coaxial setting in second shaft hole is used for wearing to establish pivot (400).

6. The rhythm detection device according to claim 4, wherein a first fixed arm (211) is provided on the first wheel body (210), and a second fixed arm (221) is provided on the second wheel body (220);

and a third shaft hole used for penetrating the first fixing arm (211) and a fourth shaft hole used for penetrating the second fixing arm (221) are formed in the rotating shaft (400).

7. The rhythm detection device according to claim 3, wherein the blocking member (320) is fixedly sleeved on the rotating shaft (400).

8. The rhythm detection device according to claim 7, wherein the shutter (320) is screw-coupled to the rotary shaft (400).

9. The rhythm detection device according to any one of claims 3-8, wherein the detector (310) and the shutter (320) are both located outside the housing (100);

the detector (310) adopts an infrared photoelectric switch, and a gap is reserved between the shielding piece (320) and a light outgoing area of the infrared photoelectric switch.

10. The rhythm detection device according to claim 9, wherein at least one end of the rotary shaft (400) protrudes from the case (100) and extends outward, and the end of the rotary shaft (400) protruding from the case (100) is provided with a grip (410).