Rat-proof device for electrical room

By setting a rotating component on the flush ground in the mouse-proof device in the electrical room, the problems of inconvenience and poor stability of the mouse-proof device in the prior art are solved, and effectively preventing mice from entering, ensuring the convenience of personnel passage and the long-term stability of the device.

CN119867050APending Publication Date: 2025-04-25NINGBO ELECTROMECHANICAL IND RES & DESIGN INST CO LTD
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Patent Information

Application Number
CN202411887661.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-20
Publication Date
2025-04-25

AI Technical Summary

Technical Problem

The rat-proof device in the prior art cannot take into account the function of rat-proof and the convenience of personnel's access, resulting in inconvenience in passage, and is easily affected by changes in the external environment, so it cannot work stably for a long time.

Method used

A mouse-proof device for an electrical room is designed. By setting up a rotating component, the rotating component is installed in the pit body, and the surface of the rotating component is flush with the ground. When a person passes, the rotating component can rotate relative to the pit body. When a rat tries to pass, it will slide into the pit body due to the unbalance of the rotation of the rotating component.

Benefits of technology

It effectively prevents mice from entering the electrical room without affecting the convenience of passage, reduces the risk of falling or tripping, improves the utilization rate of the passage space, and can work stably for a long time.

✦ Generated by Eureka AI based on patent content.

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Abstract

The rat-proof device for the electrical room comprises a rotating assembly, a protection assembly and a pit body arranged on the ground, the rotating assembly is connected with the protection assembly, and the protection assembly is connected with the side wall of the pit body; the rotating assembly is installed on the side, close to the equipment door, of the pit body, can rotate relative to the protection assembly and is flush with the ground; wherein the rotating assembly comprises a rotating piece and a fixing rod which are coaxially arranged, the rotating piece is rotationally connected with the fixing rod, and the fixing rod is fixedly connected with the protection assembly. According to the rat-proof device, the rotating assembly can rotate relative to the protection assembly, when the rat falls into the pit body and tries to stand on the rotating assembly to come out, the rotating assembly can rotate, the rat loses balance, and therefore the rat cannot stably stand on the rotating assembly, and the rat slides down or falls into the pit body; the mouse is prevented from escaping after the rotating assembly rotates, the movement range of the mouse can be effectively limited, and the mouse is prevented from entering a room.
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Description

Technical Field

[0001] The present application relates to the technical field of protective devices, and in particular to a rodent-proof device for electrical rooms. Background Art

[0002] With the construction and operation of subways, underground electrical rooms and other public facilities, the problem of pests such as rats is becoming increasingly serious, especially in environments such as electrical rooms and equipment rooms. Rats can not only damage electrical equipment, but also bring health hazards and fire risks. In order to reduce the damage of rats to electrical equipment, rat-proofing devices are set up to prevent rats from entering the room.

[0003] The rat-proofing devices in the prior art, such as rat guards, metal meshes and threshold-type rat-proofing devices, usually have a design height of about 500 mm. People need to step over the rat guards to enter the room, which may cause the risk of hitting the rat guards or falling, causing inconvenience in passage.

[0004] In addition, other rodent-proofing devices require additional installation space, which affects the effective use of the passage area, reduces the space of the passage area, and are easily affected by external environmental changes (such as equipment vibration, changes in mouse behavior, etc.), and cannot work stably for a long time.

[0005] Therefore, the structure of the rodent-proof device in the prior art has room for further improvement. Summary of the invention

[0006] In view of this, the prior art mouse-proofing device cannot take into account both the mouse-proofing function and the convenience of personnel passage, causing inconvenience in passage. The present application provides a mouse-proofing device for an electrical room, which is provided with a rotating assembly, which is installed in a pit body, and the surface of the rotating assembly is flush with the ground. When people pass through, they do not need to cross the threshold, and the rotating assembly can rotate relative to the pit body. When mice try to pass through, they will slide into the pit body due to the rotation imbalance of the rotating assembly, which effectively prevents the mice from escaping.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a rodent-proof device for an electrical room, comprising a rotating assembly, a protective assembly and a pit body arranged on the ground, wherein the rotating assembly is connected to the protective assembly, and the protective assembly is connected to the side wall of the pit body;

[0008] The rotating assembly is installed on a side of the pit body close to the equipment door, the rotating assembly can rotate relative to the protective assembly, and the rotating assembly is flush with the ground;

[0009] Wherein, the rotating assembly includes a rotating member and a fixed rod which are coaxially arranged, the rotating member is rotatably connected to the fixed rod, and the fixed rod is connected to the protective assembly.

[0010] Compared with the prior art, the invention comprises a rotating assembly and a protective assembly, wherein the rotating assembly can rotate relative to the protective assembly, and when a mouse falls into the pit, the rotating assembly will rotate when the mouse tries to stand on the rotating assembly to get out, causing the mouse to lose balance, thereby being unable to stand firmly on the rotating assembly, causing the mouse to slip or fall into the pit, thereby ensuring that the mouse will not escape after the rotating assembly rotates, effectively limiting the range of mouse activities, and increasing the success rate of capture, thereby effectively preventing the mouse from entering the room. The rotating assembly is flush with the ground, which can reduce the risk of people falling or tripping, because the lack of height difference makes it easier for people to maintain balance, and can also reduce the space in the passage area, thereby improving the utilization rate of the passage space.

[0011] In some embodiments of the present application, the protection assembly includes a connecting piece, the connecting piece is connected to the side wall of the pit body, and the rotating assembly is connected to the connecting piece;

[0012] There are two connecting pieces, and the two connecting pieces are respectively located on two opposite side walls of the pit body.

[0013] Furthermore, the rotating assembly further comprises a support member, the support member is connected to the inner wall of the rotating member, and the fixing rod is at least partially located in the support member;

[0014] Wherein, the support member is provided with a socket for inserting the fixing rod, and the socket cooperates with the fixing rod to realize the connection between the fixing rod and the support member.

[0015] Furthermore, the connecting member is provided with a groove, the fixing rod is connected to the connecting member via the groove, the groove and the fixing rod are arranged correspondingly, and the fixing rod is placed in the groove.

[0016] In some embodiments of the present application, the protection assembly further includes a bottom plate, and a first side plate and a second side plate arranged in parallel, wherein the first side plate and the second side plate are both connected to opposite sides of the bottom plate;

[0017] The rotating assembly is located between the first side plate and the second side plate, and the first side plate and the second side plate are both connected to the side wall of the pit body;

[0018] The two connecting pieces are located on different side ends of the bottom plate.

[0019] Furthermore, the support member is further provided with a protrusion, one end of the protrusion is connected to the support member, and the other end is connected to the inner wall of the rotating member, and the protrusion protrudes toward the rotating member;

[0020] There are at least two protrusions, and two adjacent protrusions are symmetrically arranged along the center line of the support member.

[0021] Furthermore, the shape of the groove facing the base layer is an arc structure;

[0022] The diameter of the groove is L1, and the outer diameter of the fixing rod is L2;

[0023] Among them, L1≥L2.

[0024] Furthermore, the spacing between the side of the rotating assembly close to the equipment door and the first side plate is 1 to 5 mm;

[0025] The distance between the side of the rotating assembly away from the equipment door and the second side plate is 5.5-7 cm.

[0026] Furthermore, the surface of the rotating part is smooth, and the rotating part is made of high-strength corrosion-resistant material.

[0027] Furthermore, the surface of the fixing rod is smooth, and the fixing rod is made of stainless steel.

[0028] The rodent-proof device for an electrical room of the present application has at least the following technical effects:

[0029] 1. By setting a support member, the support member is connected to the inner wall of the rotating member, the support member can effectively provide supporting force, enhance the stability and structural strength of the rotating member, and prevent the risk of deformation or loosening during use. The support member is provided with a socket for inserting a fixing rod, and the support member cooperates with the fixing rod to realize the connection between the fixing rod and the support member, so that the support member and the fixing rod can be easily assembled and disassembled, and the structure is simple.

[0030] 2. By setting a groove on the connecting piece, the fixing rod and the connecting piece are connected through the groove. The arc design of the groove facing the base layer can make the connecting piece more evenly stressed, reduce local stress concentration, and improve the overall stability of the structure. The diameter of the groove is at least equal to or larger than the outer diameter of the connecting piece. This can effectively prevent the connecting piece from getting stuck in the groove or being unable to be placed smoothly, reduce errors during the installation process, and ensure the accurate positioning of the connecting piece.

[0031] 3. By arranging protrusions on the support member, the protrusions are connected to the inner wall of the rotating member, there are at least two protrusions, and the two adjacent protrusions are symmetrically designed along the center line of the support member. Multiple protrusions can evenly distribute the weight of the rotating member, reduce local stress concentration, reduce the risk of structural damage, and improve the seismic resistance of the rotating member, making it more stable when subjected to external shock or vibration.

[0032] 4. By setting the spacing between the side of the rotating mechanism close to the device door and the first side plate to be 1 to 5 mm, mice can be effectively prevented from escaping from the side of the rotating mechanism close to the device door. The spacing between the side of the rotating mechanism away from the device door and the second side plate is 5.5 to 7 cm. When people step on the rotating mechanism, their feet will not fall into the trap pit, thereby improving people's safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a schematic diagram of the structure of a rodent-proof device provided in an embodiment of the present application. Figure 1 ;

[0034] Figure 2 This is a schematic diagram of the structure of a rodent-proof device provided in an embodiment of the present application. Figure 2 ;

[0035] Figure 3 is a plan view of a rodent-proof device provided in one embodiment of the present application;

[0036] Figure 4 yes Figure 3 Middle AA section;

[0037] Figure 5 yes Figure 4 A magnified schematic diagram of the local C in the middle;

[0038] Figure 6 is a schematic structural diagram of a connector provided in one embodiment of the present application;

[0039] Figure 7 yes Figure 3 Enlarged schematic diagram of part B in the middle.

[0040] Reference numerals:

[0041] 1. Rotating assembly; 2. Protective assembly; 3. Pit body;

[0042] 11. Rotating member; 12. Fixed rod; 13. Support member; 14. Protrusion;

[0043] 21. Connecting member; 22. First side plate; 23. Fastening member; 24. Bottom plate; 25. Second side plate; 26. Fixing member;

[0044] 211. Groove. DETAILED DESCRIPTION

[0045] In order to enable those skilled in the art to better understand the technical solution of the present disclosure, the present disclosure is described in detail, clearly and completely in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present disclosure and are not used to limit the present disclosure.

[0046] In the description of this application, if there is a description of first or second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0047] Those skilled in the art should understand that, in the disclosure of the present application, the orientation or positional relationship indicated by terms such as "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside" are based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be understood as limiting the present application.

[0048] The present application is further described in detail below in conjunction with the accompanying drawings. Figures 1 to 7 illustrate.

[0049] The present embodiment provides a rodent-proof device for an electrical room, which is applied in the technical field of protective devices, specifically, as follows: Figures 1 to 7 As shown, the rat-proof device is suitable for use in subway stations, because the decoration surface of the subway station hall is generally 150 mm thick, and a pit body 3 can be set. The pit body 3 is set on the ground. The pit body 3 is located in front of the equipment door entering the equipment room or electrical room. The rat-proof device is installed in the pit body 3. The rat-proof device does not protrude from the ground, which can effectively prevent the staff from tripping and facilitate the later equipment transportation. The rat-proof device includes a rotating component 1 and a protective component 2. The rotating component 1 can be made of high-strength corrosion-resistant materials. The rotating component 1 is connected to the protective component 2, and the protective component 2 is connected to the side wall of the pit body 3. The rotating component 1 is installed in the pit body 3. The rotating component 1 is set on the side of the pit body 3 close to the threshold. The rotating component 1 can rotate relative to the protective component 2. When a mouse falls into the pit body 3 and tries to stand on the rotating component 1 to get out, the rotating component 1 will rotate, causing the mouse to lose balance, so that it cannot stand firmly on the rotating component 1, causing the mouse to slip or fall into the pit body 3, ensuring that the mouse will not escape after the rotating component 1 rotates, and can effectively limit the range of mouse activities, increase the success rate of capture, and effectively prevent it from entering the room. The rotating assembly 1 is in the same plane as the ground, which can reduce the risk of people falling or tripping, because there is no height difference, which makes it easier for people to maintain balance, and can also reduce the space of the passage area, thereby improving the utilization rate of the passage space. The length of the pit body 3 is designed to be equal to the width of the equipment door, because mice like to walk along the wall and easily enter the electrical room through the gap between the equipment door and the ground. In this way, when the mouse walks along the wall, it can step on the rotating assembly 1, and still fall into the trap pit due to the rotation of the rotating assembly 1, thereby effectively limiting the range of mouse activities.

[0050] Specifically, Figures 2 to 5 As shown, the rotating component 1 includes a coaxially arranged rotating member 11, a fixed rod 12 and a supporting member 13. The rotating member 11 is a roller structure. The surface of the rotating member 11 is smooth. The rotating member 11 can be made of high-strength corrosion-resistant material. The surface of the rotating member 11 is smooth. The fixed rod 12 can be made of stainless steel. The surface of the fixed rod 12 is smooth. The supporting member 13 can be made of stainless steel. The fixed rod 12 is fixedly connected to the protective component 2. The rotating member 11 is sleeved on the fixed rod 12. The rotating member 11 is rotatably connected to the fixed rod 12. The rotating member 11 can rotate relative to the fixed rod 12. When a mouse tries to step on the rotating member 11 to escape, the rotation of the rotating member 11 will make the mouse have no fulcrum, so that it cannot climb onto the rotating member 11. The whole process does not require excessive human intervention, and the mouse-proofing function is automatically realized. It is convenient and efficient to use. The support member 13 is connected to the inner wall of the rotating member 11, and the fixed rod 12 is at least partially located in the support member 13. The support member 13 can effectively provide support force, enhance the stability and structural strength of the rotating member 11, and prevent the risk of deformation or loosening during use. The support member 13 is provided with a socket for the fixed rod 12 to be inserted. The support member 13 cooperates with the fixed rod 12 to achieve the connection between the fixed rod 12 and the support member 13, so that the support member 13 and the fixed rod 12 can be easily assembled and disassembled, and the structure is simple. For further safety, yellow and black warning paint is painted on the rotating member 11 as a visual reminder. This color combination is usually used for warning signs, which can attract people's attention and remind them to walk carefully and avoid approaching traps.

[0051] Further, such as Figure 5As shown, the support member 13 is provided with a socket for inserting the fixing rod 12, and the socket cooperates with the fixing rod 12 to achieve the connection between the fixing rod 12 and the support member 13. The design of the socket ensures that the fixing rod 12 can be firmly inserted into the support member 13, thereby achieving a firm connection. The diameter of the socket is adapted to the outer diameter of the fixing rod 12, ensuring a tight fit when the fixing rod 12 is inserted, preventing the fixing rod 12 from loosening or falling off due to vibration or external force during use, and the installation and detachment process of the fixing rod 12 and the socket is simple and convenient, and the user can quickly maintain or replace the fixing rod 12, thereby improving the use efficiency of the device. Among them, a protrusion 14 is also provided on the support member 13, one end of the protrusion 14 is connected to the support member 13, and the other end of the protrusion 14 is connected to the inner wall of the rotating member 11. The protrusion 14 protrudes toward the rotating member 11. There are at least two protrusions 14, and two adjacent protrusions 14 are symmetrically arranged along the center line of the support member 13. Multiple protrusions 14 can evenly distribute the weight of the rotating member 11, reduce local stress concentration, and reduce the risk of structural damage. The contact area between the rotating member 11 and the support member 13 is reduced, thereby reducing friction, improving the rotation efficiency of the rotating member 11, and reducing energy loss, making the device more efficient when working, and can also improve the seismic resistance of the rotating member 11, making it more stable when subjected to external impact or vibration.

[0052] In this embodiment, Figures 2 to 7 As shown, the protective component 2 includes a connecting piece 21 and a fastener 23. The connecting piece 21 is a galvanized steel plate, and the fastener 23 is an expansion bolt. The rotating component 1 is connected to the connecting piece 21. There are two connecting pieces 21. The two connecting pieces 21 are respectively located on the opposite side walls of the pit body 3. The connecting piece 21 is arranged corresponding to the rotating component 1, and the top surface of the connecting piece 21 is flush with the surface of the ground, which can prevent mice from making holes in the inner wall of the pit body 3 and improve the mouse-proofing effect. The connecting piece 21 is connected to the side wall of the pit body 3 by a fastener 23. There are multiple fasteners 23. The fasteners 23 can enhance the connection strength between the connecting piece 21 and the side wall of the pit body 3, and can effectively withstand the effects of the rotating component 1 and other external forces to prevent loosening or falling off during use. When the protective component 2 needs to be maintained or replaced, the fasteners 23 are easy to disassemble and can be operated quickly. The installation is also simple and quick. The operator only needs to insert the bolts into the predetermined holes and tighten them to achieve a stable connection, reducing installation time and labor costs. Among them, the distance from the fasteners 23 to the bottom of the pit is less than 20 cm, which can effectively prevent mice from jumping onto the fasteners 23 and jumping out of the pit body 3, thereby improving the capture of mice.

[0053] In addition, the connector 21 may also be other strong, durable and safe devices, and is not limited to the above embodiments, as long as it can achieve strong, durable and safe.

[0054] In addition, the fastener 23 may also be other devices with a fixing function and is not limited to the above embodiments, as long as the fixing can be achieved.

[0055] Further, such as Figure 2 As shown, the protection component 2 also includes a bottom plate 24, and a first side plate 22 and a second side plate 25 arranged in parallel. The bottom plate 24 is a channel steel structure, and the first side plate 22 and the second side plate 25 are channel steel structures. The first side plate 22 and the second side plate 25 are both vertically connected to the opposite sides of the bottom plate 24, that is, the connection angle between the first side plate 22 and the bottom plate 24 is 90°, and the connection angle between the second side plate 25 and the bottom plate 24 is 90°. The rotation component 1 is located between the first side plate 22 and the second side plate 25, and the first side plate 22 and the second side plate 25 are both connected to the side wall of the pit body 3. At the same time, the bottom plate 24. The first side plate 22 and the second side plate 25 are both provided with fixings, which are expansion bolts. The bottom plate 24, the first side plate 22 and the second side plate 25 are all connected to the side wall of the pit body 3 through the fixings. The two connecting pieces 21 are both fitted with the side ends of the bottom plate 24. The connecting pieces 21 are located on different side ends of the bottom plate 24. The end faces of the first side plate 22 and the second side plate 25 are flush with the ground. Through the combination of the bottom plate 24, the first side plate 22, the second side plate 25 and the connecting piece 21, the protective component 2 forms a solid frame, which can effectively support the rotating component 1 and prevent mice from escaping. Among them, the spacing between the side of the rotating component 1 close to the equipment door and the first side plate 22 is 1 to 5 mm, and one of 1 mm, 2 mm, 3 mm, 4 mm, and 5 mm can be selected, which can effectively prevent mice from entering the electrical room or equipment room from the gap, and the rotating component 1 will not collide with the first side plate 22 when rotating. The distance between the side of the rotating assembly 1 away from the equipment door and the second side plate 25 is 5.5-7 cm, which ensures the flexible rotation of the rotating member 11 and can effectively prevent the feet of walking people from being caught in the trap, thereby improving the safety of people.

[0056] In addition, the bottom plate 24, the first side plate 22, and the second side plate 25 may also be made of other strong, durable, and safe components, and are not limited to the above embodiments, as long as they can achieve strong, durable, and safe characteristics.

[0057] In addition, the fixing member may also be other devices with fixing functions and is not limited to the above embodiments, as long as the fixing can be achieved.

[0058] Further, such as Figure 6As shown, a groove 211 is provided on the connecting member 21, and the fixing rod 12 is connected to the connecting member 21 through the groove 211. The groove 211 is arranged corresponding to the fixing rod 12, and the fixing rod 12 is placed in the groove 211. The shape of the groove 211 facing the base layer side is an arc structure. The arc design can make the connecting member 21 more evenly stressed, reduce local stress concentration, and improve the overall stability of the structure. Among them, the length of the groove 211 is about 1 / 5 of the total length of the connecting member 21, the diameter of the groove 211 is L1, and the outer diameter of the fixing rod 12 is L2, L1≥L2, so that the fixing rod 12 can be effectively prevented from getting stuck in the groove 211 or being unable to be placed smoothly, which can reduce the error during the installation process and ensure the accurate positioning of the fixing rod 12.

[0059] The present application is described in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the present application and its core ideas. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the scope of protection of the claims of the present application.

Claims

1. A rodent-proof device for an electrical room, characterized in that: It comprises a rotating assembly (1), a protective assembly (2) and a pit body (3) arranged on the ground, wherein the rotating assembly (1) is connected to the protective assembly (2), and the protective assembly (2) is connected to the side wall of the pit body (3); The rotating assembly (1) is installed on a side of the pit body (3) close to the equipment door, the rotating assembly (1) can rotate relative to the protective assembly (2), and the rotating assembly (1) is flush with the ground; The rotating assembly (1) comprises a rotating member (11) and a fixed rod (12) which are coaxially arranged, the rotating member (11) is rotatably connected to the fixed rod (12), and the fixed rod (12) is connected to the protective assembly (2).

2. The rodent-proof device for electrical rooms according to claim 1, characterized in that: The protection component (2) comprises a connecting piece (21), the connecting piece (21) is connected to the side wall of the pit body (3), and the rotating component (1) is connected to the connecting piece (21); There are two connecting members (21), and the two connecting members (21) are respectively located on two opposite side walls of the pit body (3).

3. The rodent-proof device for electrical rooms according to claim 1, characterized in that: The rotating assembly (1) further comprises a support member (13), wherein the support member (13) is connected to an inner wall of the rotating member (11), and the fixing rod (12) is at least partially located inside the support member (13); The support member (13) is provided with a socket for inserting the fixing rod (12), and the socket cooperates with the fixing rod (12) to achieve the connection between the fixing rod (12) and the support member (13).

4. The rodent-proof device for electrical rooms according to claim 2, characterized in that: The connecting member (21) is provided with a groove (211), the fixing rod (12) and the connecting member (21) are connected via the groove (211), the groove (211) and the fixing rod (12) are arranged correspondingly, and the fixing rod (12) is placed in the groove (211).

5. The rodent-proof device for electrical rooms according to claim 2, characterized in that: The protection assembly (2) further comprises a bottom plate (24), and a first side plate (22) and a second side plate (25) arranged in parallel, wherein the first side plate (22) and the second side plate (25) are both connected to opposite sides of the bottom plate (24); The rotating assembly (1) is located between the first side plate (22) and the second side plate (25), and the first side plate (22) and the second side plate (25) are both connected to the side wall of the pit body (3); The two connecting pieces (21) are located on different side ends of the bottom plate (24).

6. The rodent-proof device for electrical rooms according to claim 3, characterized in that: The support member (13) is also provided with a protrusion (14), one end of the protrusion (14) is connected to the support member (13), and the other end is connected to the inner wall of the rotating member (11), and the protrusion (14) protrudes toward the rotating member (11); There are at least two protrusions (14), and two adjacent protrusions (14) are symmetrically arranged along the center line of the support member (13).

7. The rodent-proof device for electrical rooms according to claim 4, characterized in that: The shape of the groove (211) facing the base layer is an arc-shaped structure; The diameter of the groove (211) is L1, and the outer diameter of the fixing rod (12) is L2; Among them, L1≥L2.

8. The rodent-proof device for electrical rooms according to claim 5, characterized in that: The distance between the side of the rotating assembly (1) close to the equipment door and the first side plate (22) is 1 to 5 mm; The distance between the side of the rotating assembly (1) away from the equipment door and the second side plate (25) is 5.5 to 7 cm.

9. The rodent-proof device for electrical rooms according to claim 1, characterized in that: The surface of the rotating part (11) is smooth, and the rotating part (11) is made of high-strength corrosion-resistant material.

10. The rodent-proof device for electrical rooms according to claim 1, characterized in that: The surface of the fixing rod (12) is smooth, and the fixing rod (12) is made of stainless steel.

Citation Information

Patent Citations

  • Rat-proof device

    CN223614103U