CN211932006U - Automatic running wheel device for training laboratory mouse - Google Patents
Automatic running wheel device for training laboratory mouse Download PDFInfo
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- CN211932006U CN211932006U CN202020265102.7U CN202020265102U CN211932006U CN 211932006 U CN211932006 U CN 211932006U CN 202020265102 U CN202020265102 U CN 202020265102U CN 211932006 U CN211932006 U CN 211932006U
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Abstract
The utility model relates to an automatic running wheel device for training laboratory mouse, including base and running wheel, it is vertical cavity form setting to run the wheel, laboratory mouse places in running the wheel, it gives the liquid arm to run to be provided with the reward in the wheel, the reward is provided with the reward that supplies laboratory mouse to lick for the liquid arm tip and is given the liquid mouth of pipe, the reward is given the adjacent top of running wheel diapire setting of liquid mouth of pipe and being located laboratory mouse direction of advance, run the wheel and base normal running fit and run the wheel and can be the dead axle around self axis direction and rotate, run the wheel device still including drive arrangement, drive arrangement runs the drive wheel of wheel including being used for butt transmission or butt locking, the drive wheel can be kept away from or be close to and run the wheel direction displacement. The experimental mouse has the advantages that the experimental mouse can quantitatively measure the exercise willingness excitation, the rehabilitation training and the exercise amount of the experimental mouse, an observation platform in the small-range exercise process of the experimental mouse is provided, the functions are highly integrated, the consumption of a large amount of time and energy is avoided, and the experimental progress and efficiency are effectively improved.
Description
Technical Field
The utility model belongs to the technical field of medical science experiment apparatus technique and specifically relates to an automatic race wheel device for training laboratory mouse is related to.
Background
Currently, at least one tenth of the population is suffering from neuropsychiatric diseases worldwide, with medical costs of up to several trillion dollars per year. The ever-increasing incidence of neuropsychiatric diseases not only places a heavy burden on the patient and society, but also presents unprecedented challenges in the treatment and study of these diseases. In this context, brain science has become one of the hot spots of international scientific research today. In brain science research, mice and rats (hereinafter, referred to as experimental mice) are the most commonly used experimental animals. The behavioural experiment of the experimental mouse and the observation of the behavioural mode of the experimental mouse are important brain science research methods. Some behavioral experiments require the laboratory mouse to move in a certain specific way, which requires a certain training of the laboratory mouse, for example, in some experiments, the laboratory mouse needs to have a strong movement intention to cooperate with the experiment instead of being stationary in place, typically open field experiments, experiments performed on a floating ball in a virtual reality system, and the like. In these experiments, it is crucial that the laboratory mice have good motor motivation.
In addition, some rats require a recovery process after surgery or injury for some reason, usually by encouraging exercise to accelerate the recovery of the rat, which can be considered rehabilitation training. Good rehabilitation training can accelerate the experiment progress, promotes experiment efficiency. In addition, quantitative detection and analysis of the sport will, the sport ability and the like of the experimental mouse are required in some behavioral experiments, so that a quantitative standard is required for measurement, and the behavior detection can be considered to be performed on the aspect. Still other experiments require that the laboratory mouse can move in a relatively limited space range to provide a relatively stable observation object for convenient detection. The experimental mouse still needs to have certain freedom of movement in the space, so that the data measured by the experiment are meaningful.
Most of the existing experimental devices for behaviourology are heavy and simple, most of the experimental devices can only meet one of the application aspects, and basically, the experimental devices for cultivating the movement enthusiasm of the laboratory mice and performing rehabilitation training of the laboratory mice do not exist, and no good integrated device can meet the requirements of all the aspects, and more of the experimental devices need manual participation. Experimenters need to consume a large amount of time and energy, scientific research cost greatly rises, and progress and efficiency can greatly reduce moreover.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an automatic race wheel device for training laboratory mouse should run wheel device automatically and pass through the device integration, can effectively satisfy the experimental demand of a plurality of aspects, avoids consumeing plenty of time and energy, the effectual experiment progress and the efficiency that has improved.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an automatic running wheel device for training laboratory mouse, includes the base and runs the wheel, it is vertical cavity form setting to run the wheel, and laboratory mouse places in running the wheel, it gives the liquid arm to run to be provided with the reward in the wheel, the reward is provided with the reward that supplies laboratory mouse to lick for the liquid mouth of pipe for the liquid arm tip, and the reward is given the adjacent running wheel diapire of liquid mouth of pipe and is set up and be located laboratory mouse advancing direction's oblique top, run the wheel and base normal running fit and run the wheel and can be fixed axis rotation around self axis direction, run the wheel device still including drive arrangement, drive arrangement runs the drive wheel of wheel including being used for butt transmission or butt locking, the drive wheel can be kept away from or be close to running wheel direction displacement.
By adopting the technical scheme, the experimental mouse is quantitatively measured, the motivation of the exercise wish of the experimental mouse, the rehabilitation training and the exercise amount are realized, an observation platform in the small-range exercise process of the experimental mouse is provided, the functions are highly integrated, the consumption of a large amount of time and energy is avoided, the experimental progress and efficiency are effectively improved, in the specific experiment, the experimental mouse is placed in the running wheel, the running wheel is abutted to the driving wheel through the driving wheel to rotate around the axis direction of the experimental mouse, so that the experimental mouse is positioned on a slope with the head facing downwards and is subjected to the temptation of gravity and front reward liquid, the experimental mouse can climb forwards by instinctive energy, the running wheel is in rotating fit with the base, namely the experimental mouse is positioned at the lowest end of the running wheel, when the experimental mouse continuously climbs forwards (reward liquid) in the direction, the running wheel rotates, so that the experimental mouse is always positioned at the lowest end of the running wheel, after the laboratory mouse moved a period, run the wheel through the locking of drive wheel butt, at this moment, the laboratory mouse climbs forward, and run and can't take place relative rotation between the wheel and the base, make the laboratory mouse can lick or gnaw after climbing to relatively higher position and sting the reward and give the liquid mouth of pipe, accomplish a reward, after licking or gnaw a period, adjustment drive wheel that can be once more and run the position relation between the wheel, nimble selection butt transmission, butt locking or two separate the state of three kinds of differences of mutual noninterference, reach the purpose of nimble control laboratory mouse motion, and then the relevant experiment of efficient completion.
Furthermore, the driving device further comprises a steering engine and a mechanical arm, wherein the steering engine is fixed on the base, one end of the mechanical arm is connected with a steering engine rotating shaft, the other end of the mechanical arm is connected with a driving motor, and the driving motor is in transmission connection with the driving wheel.
Through adopting above-mentioned technical scheme, steering wheel control arm, arm drive wheel carry out the position and remove, and whether the drive wheel rotates then has drive motor to control, and the drive mode is simple direct, and the nimble selection of being convenient for is adjusted, and then adapts to different experimental scenes.
Furthermore, when the driving wheel is abutted against the running wheel, the plane of the driving wheel is parallel to the plane of the running wheel.
Through adopting above-mentioned technical scheme, the structure setting that the plane of drive wheel place and running wheel place plane parallel is favorable to improving the driven efficiency of butt on the one hand, avoids taking place the phenomenon of skidding between the two, and on the other hand is when running the wheel locking, runs the stability of wheel when being favorable to improving the locking.
Furthermore, a supporting arm is arranged between the running wheel and the base, one end of the supporting arm is fixedly connected with the base, the other end of the supporting arm is connected with a support shaft horizontally arranged, and the support shaft is in running fit with the running wheel through a rotating bearing.
Through adopting above-mentioned technical scheme, the setting up of support arm makes to run the wheel and can hang as to the base top, connects the cooperation through support shaft and rolling bearing, and transmission mode is simple direct, the nimble assembly of structure of being convenient for.
Further, the running wheel comprises a running wheel disc and a running wheel cover, the running wheel disc is internally used for placing an experimental mouse, and the running wheel disc is detachably connected with the running wheel cover.
Through adopting above-mentioned technical scheme, the race wheel that the components of a whole that can function independently can dismantle the setting is convenient for placing of laboratory mouse and the washing of device.
Further, the automatic running wheel device further comprises a controller, wherein a photoelectric coded disc is arranged in the running wheel disc and comprises a coded disc and a photoelectric speed measuring module, the coded disc and the running wheel disc are fixedly connected and coaxially arranged, the liquid feeding arm is fixed on the support shaft, the photoelectric speed measuring module is fixedly connected to the liquid feeding arm, the photoelectric speed measuring module is electrically connected with the controller, and the controller is electrically connected with the steering engine.
Through adopting above-mentioned technical scheme, setting up of photoelectricity code wheel can be used to detect the motion state of running wheel, and when actual detection, the code wheel is along with running wheel synchronous rotation, and photoelectricity speed measuring module then keeps relatively fixed, and then feeds back corresponding signal to the controller through photoelectricity speed measuring module, and feedback signal carries out the comparison with the controller default, carries out corresponding motion by controller control steering wheel again.
Furthermore, the reward is given the liquid mouth of pipe and is still provided with vibrations sensor, vibrations sensor electricity connection controller, and the steering wheel is connected to the controller electricity.
Through adopting above-mentioned technical scheme, vibrations sensor is used for responding to the reward and gives the vibrations of liquid mouth of pipe to whether the detection laboratory mouse licks or gnaws and sting, and with vibration signal feedback to controller, feedback signal carries out the comparison with the controller default, carries out corresponding motion by controller control steering wheel again.
Further, still be provided with the bunch ring that is used for the arrangement pencil in running the wheel, bunch ring fixed connection is in the support shaft, run and seted up ventilative trompil in the middle of the wheel lid.
Through adopting above-mentioned technical scheme, inlay after arranging the pencil and locate the bunch intra-annular, and then ensure to run the motion environment of taking turns inside, avoid the motion between pencil and the laboratory mouse to produce and interfere, improve the degree of accuracy that detects, the pencil can stretch into through ventilative trompil, is convenient for install.
Compared with the prior art, the utility model has the advantages that: the experimental mouse motion willingness excitation, the rehabilitation training and the quantitative measurement of the motion amount of the experimental mouse are realized, an observation platform in the process of the small-range motion of the experimental mouse is provided, and the functions are highly integrated.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the overall structure of the present invention, which is mainly used for showing the relevant structure inside the running wheel;
fig. 3 is the schematic view of the local structure of the present invention, which is mainly used to embody the photoelectric encoder, the reward liquid feeding arm and the vibration sensor.
Reference numerals: 1. a base; 2. running wheels; 3. a support arm; 4. a power switch; 5. a function key; 6. a USB jack; 7. a type B USB jack; 8. BNC inserting holes; 9. a drive device; 10. a display screen; 11. a reward liquid input tube; 12. a power line; 13. a running wheel disc; 14. a runner cover; 15. a photoelectric code disc; 16. reward the liquid arm; 17. a wire binding ring; 18. a steering engine; 19. a mechanical arm; 20. a drive wheel; 21. code disc; 22. a photoelectric speed measuring module; 23. rewarding the liquid feeding pipe orifice; 24. a shock sensor; 25. a support shaft; 26. a bearing; 27. and (5) ventilating and opening holes.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 2, an automatic running wheel device for training a laboratory mouse comprises a base 1 and a running wheel 2, wherein a supporting arm 3 is vertically connected on the base 1, the lower end of the supporting arm 3 is fixedly connected with the base 1, a support shaft 25 is horizontally fixed at the upper end, one end of the support shaft 25 penetrates through the running wheel 2 and extends into the support shaft, a rotating bearing 26 is sleeved on the support shaft 25, the rotating bearing 26 and the running wheel 2 are coaxial, the bearing 26 penetrates through the center of the axle of the running wheel 2, the outer ring of the rotating bearing 26 is fixed with the running wheel 2, the running wheel 2 is rotatably matched with the supporting arm 3 on the base 1 through the arrangement of the support shaft 25 and the rotating bearing 26, the whole running wheel 2 is in a vertical hollow shape, the laboratory mouse is placed in the running wheel 2, a reward liquid feeding arm 16 is arranged in the running wheel 2, one end of the reward liquid feeding arm 16 is fixedly connected with the support shaft 25, the other end extends, the reward liquid is placed in the reward liquid feeding arm 16, the reward liquid is usually water or emulsion or cane sugar solution, a reward liquid feeding nozzle 23 for a laboratory mouse to lick is arranged at one end of the reward liquid feeding arm 16 back to the support shaft 25, and the reward liquid feeding nozzle 23 is arranged adjacent to the bottom wall of the running wheel 2 and is located at the position obliquely above the advancing direction of the laboratory mouse.
The upper surface of the base 1 is also provided with a power switch 4, a function key 5, a USB jack 6, a B-type USB jack 7, a BNC jack 8 and a display screen 10; the display screen 10 is used for displaying various information of the device; the power switch 4 is used for controlling the electrification of the whole device; each function key 5 is used to select the corresponding function that the device is required to perform and the adjustment of the parameters. USB jack 6, USB type B jack 7, BNC jack 8 are used for connection and communication with other devices.
The drive device 9 includes a steering engine 18, a robot arm 19, and a drive wheel 20. The steering engine 18 is fixed on the base 1, one end of the mechanical arm 19 is fixed on a rotating shaft of the steering engine 18, and the other end of the mechanical arm 19 is provided with a driving motor (not shown in the figure). The driving wheel 20 is connected with the rotating end of the driving motor, and the plane of the driving wheel 20 is parallel to the plane of the running wheel 2.
The steering engine 18 in the driving device 9 can drive the mechanical arm 19 to rotate around the rotating shaft of the steering engine 18. The drive motor in the robot arm 19 can rotate the drive wheel 20. Under the drive of the steering engine 18, the driving wheel 20 on the mechanical arm 19 can be close to the running wheel disc 13 or far away from the running wheel disc 13 without any interference on free rotation. The driving wheel 20 approaches the running wheel disc 13 until the driving wheel 20 contacts the running wheel disc 13, and at this time, if the driving motor rotates, the driving wheel 20 can drive the running wheel disc 13 to rotate; if the drive motor is locked at this time, the runner plate 13 is also locked and cannot rotate. Preferably, the surface of the driving wheel 20 is made of a rubber material with a relatively large friction force and a relatively soft material, so that the transmission efficiency and stability are improved, the deformation of the running wheel disc 13 is reduced, and the service life is prolonged. By adopting the transmission mode which can be completely separated, the influence of the transmission device on the rotation fluency of the running wheel 2 can be completely eliminated when the running wheel 2 rotates freely, and the free rotation resistance of the running wheel is reduced. Because the force of the experimental mouse, especially the mouse, is limited, even a small resistance may have an influence on the running fluency and the exercise enthusiasm of the mouse.
Referring to fig. 3, a controller (not shown) is arranged in the base 1, a photoelectric coded disc 15 is arranged in the running wheel disc 13, the photoelectric coded disc 15 comprises a coded disc 21 and a photoelectric speed measuring module 22, the coded disc 21 and the running wheel disc 13 are fixedly connected and coaxially arranged, the liquid feeding rewarding arm 16 is fixed on the support shaft 25, the photoelectric speed measuring module 22 is fixedly connected to the liquid feeding rewarding arm 16, the photoelectric speed measuring module 22 is electrically connected with the controller, and the controller is electrically connected with the steering engine 18. The setting of photoelectricity code wheel 15 can be used for detecting the motion state of running wheel 2, and when actual detection, code wheel 21 can be along with running wheel 2 synchronous rotation, and photoelectricity speed measuring module 22 then keeps relatively fixed, and then feeds back corresponding signal to the controller through photoelectricity speed measuring module 22, and feedback signal carries out the comparison with the controller default, carries out corresponding motion by controller control steering wheel 18 again.
The reward liquid supply pipe mouth 23 is also provided with a vibration sensor 24, the vibration sensor 24 is electrically connected with a controller, and the controller is electrically connected with the steering engine 18. Vibrations sensor 24 is used for responding to the reward and gives the vibrations of liquid mouth of pipe 23 to whether the detection laboratory mouse is licking or gnawing and sting, and feed back vibration signal to the controller, the controller receives vibration sensor 24's output signal and judges the duration of this signal, with this duration and the comparison of controller preset time value, when output signal's duration is greater than the controller and presets time value, controller control steering wheel 18, drive arm 19 through steering wheel 18 and drive wheel 20 and keep away from race rim plate 13, until both separation, a reward is accomplished.
Still be provided with the bunch ring 17 that is used for the arrangement pencil in running wheel 2, bunch ring 17 fixed connection is in support shaft 25, and bunch ring 17 adopts flexible material, and the centre breaks off, inlays after making things convenient for the pencil arrangement and locates in bunch ring 17.
A reward liquid input pipe 11 is arranged on one side of the supporting arm 3, the reward liquid input pipe 11 is used for containing reward liquid, the reward liquid input pipe 11 is communicated with the reward liquid supply arm 16, reward liquid can be supplemented conveniently in time, and the pipe wall of the input pipe is made of transparent materials and is marked with scales so as to measure the reward liquid amount.
The specific control method of the automatic running wheel device for training the experimental mouse comprises the following steps:
s0001: open and run wheel cap 14, place the laboratory mouse in running wheel 2, drive wheel 20 through steering wheel 18 drive arm 19 and be close to running wheel dish 13, run wheel dish 13 outer wall until drive wheel 20 butt, 13 anticlockwise rotations 30 to 90 degrees of drive wheel 20 butt transmission running wheel dish, rotate back laboratory mouse head down, the laboratory mouse drives when running forward and runs wheel 2 and rotate, it is intermittent type rotation to run wheel dish 13 anticlockwise rotation mode, single turned angle is 15 to 30 degrees, total turned angle is 90 degrees, it is 1 to 2 seconds to rotate the intermittent type time. The process of climbing the experimental mouse can be carried out simultaneously with the process of driving the running wheel 2 to rotate by the driving wheel 20, and the experimental mouse can climb forward for a certain distance by setting the time interval of 1-2 seconds and giving sufficient time, so that the experimental mouse is trained and driven to climb forward at a certain speed;
s0002: after the running wheel disc 13 is driven by the driving wheel 20 to rotate, the steering engine 18 drives the mechanical arm 19 to drive the driving wheel 20 to be away from the running wheel disc 13 until the driving wheel 20 and the running wheel disc 13 are separated, and the experimental mouse starts to run freely;
s0003: whether the running wheel 2 keeps a moving state is detected through a photoelectric coded disc 15 in the running wheel 2, a photoelectric speed measurement module 22 outputs an average angular speed signal within unit time t and feeds the average angular speed signal back to a controller, the unit time t is 10 seconds to 60 seconds, experiments preferably 20 seconds or 30 seconds, the controller receives the average angular speed signal output by the photoelectric speed measurement module 22, the output average angular speed signal is compared with a preset average angular speed value R of the controller, the preset average angular speed value R of the controller is 2.25rad/S, and when the output signal is smaller than the preset average angular speed value of the controller, the driving action of a steering engine 18 in the step S0001 is repeated;
s0004: whether the laboratory mouse moves sufficiently is detected through the photoelectric coded disc 15, a circle number signal output by the photoelectric speed measuring module 22 is fed back to the controller, the controller receives an output signal of the photoelectric speed measuring module 22, the output circle number signal is compared with a preset circle number A of the controller, the preset circle number A of the controller is 10, when the output circle number signal is larger than the preset circle number A of the controller, the laboratory mouse is rewarded once, the controller controls the steering engine 18, the steering engine 18 drives the mechanical arm 19 to drive the driving wheel 20 to be close to the running wheel disc 13 until the driving wheel 20 abuts against the outer wall of the running wheel disc 13, the driving wheel 20 is locked at the moment, the running wheel 2 is further locked, the laboratory mouse can climb to a higher position in the running wheel 2, accordingly, rewarded liquid obtained by licking or biting the rewarded liquid nozzle 23 is water, a sucrose solution or an emulsion;
s0005: the vibration sensor 24 through reward give fluid pipe mouth 23 detects the laboratory mouse and licks or gnaws the time, vibration sensor 24 output signal feeds back to the controller, the controller receives vibration sensor 24's output signal and judges the duration of this signal, time value T is predetermine with this duration and controller and is compared, time value T is predetermine to the controller and is 3 seconds, when output signal's duration is greater than the controller and predetermines time value T, controller control steering wheel 18, drive arm 19 through steering wheel 18 and drive 20 and keep away from race wheel dish 13, until both separate, once reward is accomplished, and begin to recalculate the number of turns.
Compared with the prior art, the utility model has the advantages that: realized arousing the laboratory mouse motion wish, rehabilitation training, the quantitative measurement of amount of exercise, and provide the observation platform of a laboratory mouse among the small range motion process and with above function high integration, avoid consuming a large amount of time and energy, effectual improvement experiment progress and efficiency, position relation through continuous adjustment drive wheel 20 and between running wheel 2, nimble selection butt transmission, three kinds of different states of mutual noninterference are locked to butt or both separation, reach the purpose of nimble control laboratory mouse motion, and then the measurement of relevant experimental data of high-efficient accurate completion.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. An automatic running wheel device for training a laboratory mouse, which comprises a base (1) and a running wheel (2), the running wheel (2) is arranged in a vertical hollow shape, the running wheel (2) is used for placing a laboratory mouse, it is characterized in that a reward liquid feeding arm (16) is arranged in the running wheel (2), a reward liquid feeding nozzle (23) for a laboratory mouse to lick is arranged at the end part of the reward liquid feeding arm (16), the reward liquid feeding nozzle (23) is arranged adjacent to the bottom wall of the running wheel (2) and is positioned above the advancing direction of the laboratory mouse, the running wheel (2) is matched with the base (1) in a rotating way, the running wheel (2) can rotate around the axis direction of the running wheel (2) in a fixed shaft way, the running wheel (2) device also comprises a driving device (9), the drive device (9) comprises a drive wheel (20) for abutting transmission or abutting locking running wheel (2), the driving wheel (20) can be displaced away from or close to the running wheel (2).
2. The automatic running wheel device for training the laboratory mouse as claimed in claim 1, wherein the driving device (9) further comprises a steering engine (18) and a mechanical arm (19), the steering engine (18) is fixed on the base (1), one end of the mechanical arm (19) is connected with a rotating shaft of the steering engine (18), the other end of the mechanical arm is connected with a driving motor, and the driving motor is in transmission connection with the driving wheel (20).
3. An automatic running wheel device for training laboratory mice according to claim 2, characterized in that when the driving wheel (20) abuts against the running wheel (2), the plane of the driving wheel (20) is parallel to the plane of the running wheel (2).
4. The automatic running wheel device for training the laboratory mouse as claimed in claim 3, wherein a supporting arm (3) is arranged between the running wheel (2) and the base (1), one end of the supporting arm (3) is fixedly connected with the base (1), the other end of the supporting arm is connected with a horizontally arranged support shaft (25), and the support shaft (25) is in running fit with the running wheel (2) through a rotating bearing (26).
5. An automatic running wheel device for training laboratory mice according to claim 1 or 4, characterized in that, the running wheel (2) comprises a running wheel disc (13) and a running wheel cover (14), the running wheel disc (13) is used for placing the laboratory mice, and the running wheel disc (13) is detachably connected with the running wheel cover (14).
6. The automatic running wheel device for training the laboratory mice as claimed in claim 5, is characterized in that the automatic running wheel device further comprises a controller, a photoelectric coded disc (15) is arranged in the running wheel disc (13), the photoelectric coded disc (15) comprises a coded disc (21) and a photoelectric speed measuring module (22), the coded disc (21) and the running wheel disc (13) are fixedly connected and coaxially arranged, the rewarding liquid feeding arm (16) is fixed on the support shaft (25), the photoelectric speed measuring module (22) is fixedly connected with the rewarding liquid feeding arm (16), the photoelectric speed measuring module (22) is electrically connected with the controller, and the controller is electrically connected with the steering engine (18).
7. The automatic running wheel device for training the laboratory mouse as claimed in claim 6, wherein the reward liquid feeding pipe opening (23) is further provided with a vibration sensor (24), the vibration sensor (24) is electrically connected with a controller, and the controller is electrically connected with the steering engine (18).
8. The automatic running wheel device for training the laboratory mouse as claimed in claim 7, wherein a wire harness ring (17) for arranging the wire harness is further arranged in the running wheel (2), the wire harness ring (17) is fixedly connected to the support shaft (25), and a ventilation opening (27) is formed in the middle of the running wheel cover (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020265102.7U CN211932006U (en) | 2020-03-05 | 2020-03-05 | Automatic running wheel device for training laboratory mouse |
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| CN202020265102.7U CN211932006U (en) | 2020-03-05 | 2020-03-05 | Automatic running wheel device for training laboratory mouse |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114831043A (en) * | 2022-05-11 | 2022-08-02 | 黑龙江中医药大学 | Weight-reducing walking passive motion running wheel for spinal cord injury rat |
| CN115633644A (en) * | 2022-11-15 | 2023-01-24 | 斯贝福（北京）生物技术有限公司 | Excitation type animal motion feeding device |
-
2020
- 2020-03-05 CN CN202020265102.7U patent/CN211932006U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114831043A (en) * | 2022-05-11 | 2022-08-02 | 黑龙江中医药大学 | Weight-reducing walking passive motion running wheel for spinal cord injury rat |
| CN115633644A (en) * | 2022-11-15 | 2023-01-24 | 斯贝福（北京）生物技术有限公司 | Excitation type animal motion feeding device |
| CN115633644B (en) * | 2022-11-15 | 2023-06-20 | 斯贝福（北京）生物技术有限公司 | Excitation type animal movement feeding device |
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