Small animal prevention and control repelling device for transformer substation room
By designing a device that integrates infrared detection, ultrasonic, infrasonic, strong light and sound simulation drive modules in the substation, the problem of poor prevention and control effects of small and medium-sized animals in the prior art has been solved, and targeted drive and energy consumption saving effects have been achieved.
Patent Information
- Application Number
- CN202411890248.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-04-01
AI Technical Summary
The prevention and control measures of small animals in existing substations are limited in effect and cannot effectively prevent small animals from entering the substation from causing damage to the lines. Moreover, after the ultrasonic disposal device is used for a long time, small animals may adapt, thereby reducing the disposal effect.
A small animal prevention and control and discharging device for substations was designed, using infrared detectors, ultrasonic modules, infrasonic modules, strong optical discharging modules and sound simulation modules. The animal type is identified through the central control module and control instructions are generated to achieve targeted discharging. The bottom end of the device is equipped with a mounting frame. The mounting frame is a sector-shaped structure with a driving mechanism, which is used to drive the infrared detector to move along the adjustment groove and realize multi-directional scanning in the room.
Targeted removal of small animals is achieved, energy waste is avoided, and the removal module is in standby state when no small animals are detected, saving energy consumption.
Smart Images

Figure CN119732344A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to a small animal prevention and control and expelling device for a transformer substation, belonging to the technical field of transformer substation electrical safety. Background Art
[0002] In addition to outdoor primary equipment, substations also include key rooms such as the main control room, relay protection room, switch room, and communication room. These rooms are densely populated with equipment, especially the switch room, which is full of live equipment and secondary lines. If small animals mistakenly enter the live area or damage the secondary lines, serious consequences may occur. Since most substations are located in the suburbs and are sparsely populated, the invasion of small animals, especially rodents, is difficult to avoid. Once rodents enter the substation, they can easily bite the cables, cause arc short circuits, burn equipment, and even cause large-scale power outages.
[0003] At present, the small animal prevention and control measures in substations mainly include baffles and mousetraps, but these methods have limited effect on driving away small animals and cannot effectively prevent mice from entering the substation and damaging the lines. In addition, some substations also use ultrasonic repellent devices, but after long-term use, small animals may gradually adapt to ultrasonic waves, thereby reducing the repellent effect.
[0004] An intelligent forced cage continuous mousetrap disclosed in a Chinese invention patent with publication number CN106472477A consists of a main box, a mouse guard, a slotted translation cover, a built-in mouse cage, an infrared sensor, a motor, a connecting rod, a slide rail, a slotted translation cover lock plate, a swing arm, a spring travel switch, a battery, and a control circuit.
[0005] The above-mentioned reference example captures mice by built-in mouse cages, but the capacity of the mouse cages is limited and regular maintenance and cleaning are required, which is time-consuming and labor-intensive, and therefore improvements are urgently needed. Summary of the invention
[0006] In order to overcome the shortcomings of the prior art, the present invention designs a small animal prevention and control and expulsion device for a substation room, which can expel small animals in a targeted manner and avoid wasting energy.
[0007] In order to achieve the above object, the present invention adopts the following technical solution:
[0008] A small animal prevention and control and expulsion device for a substation room, comprising an expulsion device for expelling animals, a mounting frame being installed at the bottom end of the expulsion device, and the mounting frame being installed at a corner of a wall;
[0009] The driving device comprises:
[0010] Infrared detector: used to collect infrared data of animals entering the substation room;
[0011] Central control module: electrically connected to the infrared detector, used to identify the animal type according to the infrared data collected by the infrared detector, and generate corresponding control instructions according to different animal types;
[0012] Ultrasonic module: electrically connected to the central control module, used to emit ultrasonic waves according to the control instructions issued by the central control module;
[0013] Infrasound module: electrically connected to the central control module, used to emit infrasound according to the control instructions issued by the central control module;
[0014] Strong light expelling module: electrically connected to the central control module, used to emit continuous or flashing strong light according to the control instructions issued by the central control module;
[0015] Sound simulation module: electrically connected to the central control module, used to play the calls of the natural enemies of the corresponding animals according to the control instructions issued by the central control module.
[0016] Furthermore, the mounting frame is a fan-shaped structure, and two side edges of the mounting frame are respectively arranged to fit two adjacent walls;
[0017] An adjustment slot is provided at the arc-shaped edge of the mounting frame, and the infrared detector is slidably mounted in the adjustment slot. A driving mechanism 1 is provided inside the mounting frame to drive the infrared detector to slide back and forth along the adjustment slot;
[0018] A rotating disk is rotatably installed on the top of the mounting frame, and the central control module, ultrasonic module, infrasonic module and strong light expulsion module are all installed on the top of the rotating disk. A driving mechanism 2 for driving the rotating disk to rotate is provided on the mounting frame.
[0019] Further, the driving mechanism 1 includes a moving block, a first motor, a first gear and an arc-shaped plate, an arc-shaped moving groove is provided on one side of the mounting frame near the arc-shaped edge, a rotating groove arranged in the same direction as the moving groove and in an arc shape is provided at the top of the moving groove, the arc-shaped plate is fixedly installed at the top of the rotating groove, and a plurality of teeth arranged around the arc-shaped plate are provided on the outer side of the arc-shaped plate;
[0020] The moving block is slidably arranged in the moving groove, a slide groove is arranged inside the moving block, a guide groove connected to the slide groove is arranged at the top of the moving block, the first motor is horizontally slidably installed in the slide groove, and a rotating shaft is transmission-connected to the top of the first motor, and the top of the rotating shaft extends out of the guide groove and is fixedly sleeved with the inner ring of the first gear, the setting direction of the guide groove is the same as the sliding direction of the first motor, and the first gear is meshed with the teeth on the outer side of the arc plate.
[0021] Furthermore, the second driving mechanism includes a second motor, a second gear, a third gear and a connecting shaft. The second motor is arranged at the top of the mounting frame with the output end facing downward. A limiting slot is provided inside the mounting frame. The second gear and the third gear are both arranged in the limiting slot and mesh with each other. A rotating column is fixedly sleeved on the inner ring of the second gear. After the top end of the rotating column rotates and extends out of the mounting frame, it is transmission-connected to the second motor. The third gear is fixedly connected to the connecting shaft, and after the top end of the connecting shaft rotates and extends out of the mounting frame, it is fixedly connected to the rotating disk.
[0022] Furthermore, the first motor housing is provided with a mounting frame, the mounting frame is slidably mounted in the slide slot, and the height of the mounting frame is adapted to the height of the slide slot.
[0023] Furthermore, the second motor outer casing is provided with a fixed shell, and the fixed shell is installed on the top of the mounting frame.
[0024] Furthermore, the central control module is installed at the center of the rotating disk, and the ultrasonic module, the infrasonic module and the strong light expulsion module are arranged in a circumferential array around the central control module.
[0025] Furthermore, the sound simulation module is installed at a position closer to the arc-shaped edge of the mounting frame than the rotating disk.
[0026] Furthermore, the frequency of the sound waves emitted by the ultrasonic module is between kHz-kHz.
[0027] Furthermore, the frequency of the sound waves emitted by the infrasound module is lower than Hz.
[0028] Compared with the prior art, the present invention has the following characteristics and beneficial effects:
[0029] 1. The infrared detector of the present invention can perform multi-faceted detection on the interior of the substation room. When a small animal is detected, the collected infrared data is transmitted to the central control module, and the central control module identifies the type of the small animal. The central control module selects the ultrasonic module, the infrasonic module and the strong light expulsion module according to the identification result, and can simulate the sound of the natural enemy of the small animal through the sound simulation module, so as to drive away the small animals entering the substation in a targeted manner. When no small animal is detected, the ultrasonic module, the infrasonic module, the strong light expulsion module and the sound simulation module are all in standby state, which can save energy consumption.
[0030] 2. The present invention can drive the first gear to rotate by starting the first motor. Since the first gear is meshed with the teeth, the first gear will make circumferential motion around the arc plate. Under the revolution of the first gear, the moving block will also move synchronously, and then move the infrared detector along the adjustment groove. When the first motor slides in the slide groove, the infrared detector completes a turn to realize back and forth scanning in the substation room.
[0031] 3. The present invention starts the second motor, which drives the second gear and the third gear to rotate. The rotation of the third gear drives the rotating disk to rotate, so that the positions of the ultrasonic module, the infrasonic module and the strong light expulsion module are changed. When the corresponding expulsion module is used, the position of the expulsion module can be changed more specifically. BRIEF DESCRIPTION OF THE DRAWINGS
[0032] Figure 1 It is a schematic diagram of the installation structure of the present invention;
[0033] Figure 2 It is a three-dimensional structural schematic diagram of the present invention;
[0034] Figure 3 is a schematic diagram of the installation structure of the driving mechanism of the present invention from a first viewing angle;
[0035] Figure 4 is a schematic diagram of the installation structure of the driving mechanism of the present invention from a second viewing angle;
[0036] Figure 5 is a schematic diagram of the installation structure of the first motor of the present invention;
[0037] Figure 6 It is a schematic diagram of the installation structure of the second driving mechanism of the present invention.
[0038] The accompanying drawings are marked as follows: 1. wall; 2. mounting frame; 3. moving groove; 4. moving block; 401. guide groove; 5. adjusting groove; 6. rotating groove; 7. arc plate; 8. teeth; 9. infrared detector; 10. slide groove; 11. mounting frame; 12. first motor; 13. rotating shaft; 14. first gear; 15. fixed shell; 16. second motor; 17. rotating column; 18. second gear; 19. limiting groove; 20. third gear; 21. connecting shaft; 22. rotating disk; 23. central control module; 24. ultrasonic module; 25. infrasonic module; 26. strong light expulsion module; 27. sound simulation module. DETAILED DESCRIPTION
[0039] The present invention is described in more detail below with reference to the embodiments.
[0040] Embodiment 1
[0041] See also Figures 1 to 6The small animal prevention and control and expulsion device of the substation room of this embodiment includes an expulsion device for expelling animals, and a mounting frame 2 is installed at the bottom of the expulsion device, and the mounting frame 2 is installed at the corner of the wall 1;
[0042] The removal device includes:
[0043] Infrared detector 9: used to collect infrared data of animals entering the substation room;
[0044] Central control module 23: electrically connected to the infrared detector 9, used to identify the animal type according to the infrared data collected by the infrared detector 9, and generate corresponding control instructions according to different animal types;
[0045] Ultrasonic module 24: electrically connected to the central control module 23, used to emit ultrasonic waves according to the control instructions issued by the central control module 23, the frequency of the ultrasonic waves is between 20kHz-80kHz, and in this embodiment, the ultrasonic waves emitted by the ultrasonic module 24 can be periodically changed within the range of 20kHz-80kHz, and the ultrasonic module 24 is mainly used to drive away pests such as mice and cockroaches. The periodic change of the sound wave frequency can prevent pests such as mice and cockroaches from adapting to the fixed frequency, effectively improving the driving effect;
[0046] Infrasound module 25: electrically connected to the central control module 23, used to emit infrasound according to the control command issued by the central control module 23. The frequency of the infrasound is lower than 20 Hz. The infrasound module 25 can drive away small animals such as cats and dogs. The infrasound can penetrate obstacles and can drive away small animals with sensitive hearing such as cats and dogs, and has no effect on humans.
[0047] Strong light expelling module 26: electrically connected to the central control module 23, used to emit continuous or flashing strong light according to the control command issued by the central control module 23. The continuous strong light or flashing strong light can directly illuminate small animals, and then stimulate nocturnal creatures such as bats, so as to drive away nocturnal creatures;
[0048] Sound simulation module 27: electrically connected to the central control module 23, and used to play the calls of the natural enemies of the corresponding animals according to the control instructions issued by the central control module 23. After the central control module 23 identifies the type of animal, it can control the sound simulation module 27 to emit the calls of the natural enemies of the corresponding animals, thereby achieving targeted expulsion of different small animals and preventing a single expulsion method from failing to expel the small animals.
[0049] In this embodiment, the storage unit provided inside the central control module 23 can record the number of times each expulsion module is used and the expulsion effect in one day, and can transmit the recorded data to the mobile terminal of the operation and maintenance person in charge of the substation through the signal transmission unit, so that the operation and maintenance person in charge of the substation can observe the specific situation of the substation, so that the operation and maintenance person in charge can know which small animals come too frequently, thereby strengthening targeted prevention.
[0050] From the above description, it can be seen that the infrared detector 9 can perform multi-faceted detection of the interior of the substation room. When a small animal is detected, the collected infrared data is transmitted to the central control module 23. The central control module 23 identifies the type of the small animal. The central control module 23 selects the ultrasonic module 24, the infrasonic module 25 and the strong light expulsion module 26 according to the identification result, and can simulate the sound of the natural enemy of the small animal through the sound simulation module 27, so as to drive away the small animals entering the substation in a targeted manner. When no small animal is detected, the ultrasonic module 24, the infrasonic module 25, the strong light expulsion module 26 and the sound simulation module 27 are all in standby mode, which can save energy consumption.
[0051] Embodiment 2
[0052] The small animal prevention and control and expulsion device for the substation room of this embodiment is based on the above-mentioned embodiment 1, and the mounting frame 2 is a fan-shaped structure, and the two sides of the mounting frame 2 are respectively arranged in contact with two adjacent walls 1;
[0053] An adjustment slot 5 is provided at the arc-shaped edge of the mounting frame 2, and the infrared detector 9 is slidably installed in the adjustment slot 5. A driving mechanism 1 is provided inside the mounting frame 2 to drive the infrared detector 9 to slide back and forth along the adjustment slot 5. The infrared detector 9 is arranged at the corner of the wall, and can scan the entire substation room to the maximum extent;
[0054] A rotating disk 22 is rotatably installed on the top of the mounting frame 2, and a central control module 23, an ultrasonic module 24, an infrasonic module 25 and a strong light expulsion module 26 are all installed on the top of the rotating disk 22. A driving mechanism 2 for driving the rotating disk 22 to rotate is provided on the mounting frame 2.
[0055] Specifically, the driving mechanism 1 includes a moving block 4, a first motor 12, a first gear 14 and an arc-shaped plate 7. An arc-shaped moving groove 3 is provided on one side of the mounting frame 2 near the arc-shaped edge. A rotating groove 6 is provided at the top of the moving groove 3 and is arranged in the same direction as the moving groove 3. The arc-shaped plate 7 is fixedly installed at the top of the rotating groove 6, and a plurality of teeth 8 arranged around the arc-shaped plate 7 are provided on the outer side of the arc-shaped plate 7.
[0056] The moving block 4 is slidably clamped in the moving groove 3, a slide groove 10 is arranged inside the moving block 4, a guide groove 401 connected to the slide groove 10 is arranged at the top of the moving block 4, the first motor 12 is horizontally slidably installed in the slide groove 10, and the top of the first motor 12 is transmission-connected with the rotating shaft 13, the top of the rotating shaft 13 extends out of the guide groove 401 and is fixedly sleeved with the inner ring of the first gear 14, the setting direction of the guide groove 401 is the same as the sliding direction of the first motor 12, and the first gear 14 is meshed with the teeth 8 on the outer side of the arc plate 7.
[0057] The first motor 12 is provided with a mounting frame 11 on its outer sleeve. The mounting frame 11 is slidably mounted in the slide slot 10 , and the height of the mounting frame 11 is adapted to the height of the slide slot 10 .
[0058] By starting the first motor 12, the first gear 14 can be driven to rotate. Since the first gear 14 is meshed with the teeth 8, the first gear 14 will make circumferential motion around the arc plate 7. Under the revolution of the first gear 14, the moving block 4 will also move synchronously, and then move along the adjustment groove 5 with the infrared detector 9. When the first motor 12 slides in the slide groove 10, the infrared detector 9 completes a turn to achieve back and forth scanning in the substation room.
[0059] Furthermore, the second driving mechanism includes a second motor 16, a second gear 18, a third gear 20 and a connecting shaft 21. The second motor 16 is arranged at the top of the mounting frame 2 with the output end facing downward. A limiting groove 19 is provided inside the mounting frame 2. The second gear 18 and the third gear 20 are both arranged in the limiting groove 19 and mesh with each other. The inner ring of the second gear 18 is fixedly sleeved with a rotating column 17. After the top end of the rotating column 17 rotates and extends out of the mounting frame 2, it is transmission-connected to the second motor 16. The third gear 20 is fixedly connected to the connecting shaft 21, and after the top end of the connecting shaft 21 rotates and extends out of the mounting frame 2, it is fixedly connected to the rotating disk 22.
[0060] The central control module 23 is installed at the center of the rotating disk 22 , and the ultrasonic module 24 , the infrasonic module 25 and the strong light expelling module 26 are arranged in a circumferential array around the central control module 23 .
[0061] By starting the second motor 16, the second motor 16 will drive the second gear 18 and the third gear 220 to rotate. The rotation of the third gear 220 can drive the rotating disk 22 to rotate, so that the positions of the ultrasonic module 24, the infrasonic module 25 and the strong light expulsion module 26 are changed. When using the corresponding expulsion module, the position of the expulsion module can be changed more specifically.
[0062] Furthermore, a fixed housing 15 is disposed outside the second motor 16 , and the fixed housing 15 is mounted on the top of the mounting frame 2 .
[0063] Furthermore, the installation position of the sound simulation module 27 is closer to the arc-shaped edge of the mounting frame 2 than the rotating disk 22 .
[0064] The working principle of the present invention is as follows: the infrared detector 9 can perform multi-faceted detection on the interior of the substation room. When a small animal is detected, the collected infrared data is transmitted to the central control module 23. The central control module 23 identifies the type of the small animal. The central control module 23 selects the ultrasonic module 24, the infrasonic module 25 and the strong light expulsion module 26 according to the identification result, and can simulate the sound of the natural enemy of the small animal through the sound simulation module 27, so as to drive away the small animals entering the substation in a targeted manner. When no small animal is detected, the ultrasonic module 24, the infrasonic module 25, the strong light expulsion module 26 and the sound simulation module 27 are all in standby mode, which can save energy consumption.
[0065] By starting the first motor 12, the first gear 14 can be driven to rotate. Since the first gear 14 is meshed with the teeth 8, the first gear 14 will make circumferential motion around the arc plate 7. Under the revolution of the first gear 14, the moving block 4 will also move synchronously, and then move along the adjustment groove 5 with the infrared detector 9. When the first motor 12 slides in the slide groove 10, the infrared detector 9 completes a turn to achieve back and forth scanning in the substation room.
[0066] By starting the second motor 16, the second motor 16 will drive the second gear 18 and the third gear 220 to rotate. The rotation of the third gear 220 can drive the rotating disk 22 to rotate, so that the positions of the ultrasonic module 24, the infrasonic module 25 and the strong light expulsion module 26 are changed. When using the corresponding expulsion module, the position of the expulsion module can be changed more specifically.
[0067] In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0068] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the term "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0069] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
Claims
1. A small animal prevention and control and expulsion device for a substation room, comprising an expulsion device for expelling animals, characterized in that: A mounting frame (2) is installed at the bottom end of the driving device, and the mounting frame (2) is installed at a corner of the wall (1); The driving device comprises: Infrared detector (9): used to collect infrared data of animals entering the substation room; A central control module (23) is electrically connected to the infrared detector (9) and is used to identify the type of animal based on the infrared data collected by the infrared detector (9) and generate corresponding control instructions based on different animal types; Ultrasonic wave module (24): electrically connected to the central control module (23), and used to emit ultrasonic waves according to the control instructions issued by the central control module (23); Infrasound wave module (25): electrically connected to the central control module (23), and used to emit infrasound waves according to control instructions issued by the central control module (23); A strong light expelling module (26) is electrically connected to the central control module (23) and is used to emit a continuous or flashing strong light according to a control instruction issued by the central control module (23); The sound simulation module (27) is electrically connected to the central control module (23) and is used to play the call of the natural enemy of the corresponding animal according to the control instruction issued by the central control module (23).
2. A small animal prevention and control device for a substation according to claim 1, characterized in that: The mounting frame (2) is a fan-shaped structure, and two side edges of the mounting frame (2) are respectively arranged to fit two adjacent walls (1); An adjustment groove (5) is provided at the arc-shaped edge of the mounting frame (2), the infrared detector (9) is slidably mounted in the adjustment groove (5), and a driving mechanism (1) is provided inside the mounting frame (2) for driving the infrared detector (9) to slide back and forth along the adjustment groove (5); A rotating disk (22) is rotatably mounted on the top of the mounting frame (2); the central control module (23), the ultrasonic module (24), the infrasonic module (25) and the strong light expulsion module (26) are all mounted on the top of the rotating disk (22); and a second driving mechanism for driving the rotating disk (22) to rotate is provided on the mounting frame (2).
3. A small animal prevention and control device for a substation according to claim 2, characterized in that: The driving mechanism 1 comprises a moving block (4), a first motor (12), a first gear (14) and an arc-shaped plate (7); an arc-shaped moving groove (3) is provided on one side of the mounting frame (2) near the arc-shaped edge; a rotating groove (6) arranged in the same direction as the moving groove (3) and in an arc shape is provided at the top of the moving groove (3); the arc-shaped plate (7) is fixedly mounted on the top of the rotating groove (6); and a plurality of teeth (8) arranged around the arc-shaped plate (7) are provided on the outer side of the arc-shaped plate (7); The moving block (4) is slidably mounted in the moving groove (3); a sliding groove (10) is arranged inside the moving block (4); a guide groove (401) connected to the sliding groove (10) is arranged at the top of the moving block (4); the first motor (12) is horizontally slidably mounted in the sliding groove (10); and a rotating shaft (13) is transmission-connected to the top of the first motor (12); the top of the rotating shaft (13) extends out of the guide groove (401) and is fixedly sleeved with the inner ring of the first gear (14); the setting direction of the guide groove (401) is the same as the sliding direction of the first motor (12), and the first gear (14) is meshed with the teeth (8) on the outer side of the arc plate (7).
4. A small animal prevention and control device for a substation according to claim 2, characterized in that: The second driving mechanism comprises a second motor (16), a second gear (18), a third gear (20) and a connecting shaft (21); the second motor (16) is arranged at the top of the mounting frame (2) with the output end facing downward; a limiting groove (19) is provided inside the mounting frame (2); the second gear (18) and the third gear (20) are both arranged in the limiting groove (19) and mesh with each other; a rotating column (17) is fixedly sleeved on the inner ring of the second gear (18); the rotating column (17) is connected to the second motor (16) after the top end thereof rotates and extends out of the mounting frame (2); the third gear (20) is fixedly connected to the connecting shaft (21); and the top end of the connecting shaft (21) is fixedly connected to the rotating disk (22) after the top end thereof rotates and extends out of the mounting frame (2).
5. A small animal prevention and control device for a substation according to claim 3, characterized in that: The outer casing of the first motor (12) is provided with a mounting frame (11), the mounting frame (11) is slidably mounted in the slide groove (10), and the height of the mounting frame (11) is adapted to the height of the slide groove (10).
6. A small animal prevention and control device for a substation according to claim 4, characterized in that: The outer casing of the second motor (16) is provided with a fixed housing (15), and the fixed housing (15) is mounted on the top of the mounting frame (2).
7. A small animal prevention and control device for a substation according to claim 2, characterized in that: The central control module (23) is installed at the center of the rotating disk (22), and the ultrasonic wave module (24), the infrasonic wave module (25) and the strong light expulsion module (26) are arranged in a circumferential array around the central control module (23).
8. A small animal prevention and control device for a substation according to claim 7, characterized in that: The installation position of the sound simulation module (27) is closer to the arc-shaped edge of the installation frame (2) than the rotating disk (22).
9. A small animal prevention and control device for a substation according to claim 1, characterized in that: The frequency of the sound waves emitted by the ultrasonic module (24) is between 20 kHz and 80 kHz.
10. A small animal prevention and control device for a substation according to claim 1, characterized in that: The frequency of the sound waves emitted by the infrasound module (25) is lower than 20 Hz.
Citation Information
Patent Citations
Intelligent compulsory caged continuous mousetrap
CN106472477A
Automatic alarm expelling device for small animal invasion of transformer substation
CN110839147A
Animal expelling device for substation defense and expelling method thereof
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Multi-point glue path detection device and detection method for glue dispenser
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