Moistureproof and dustproof electric cabinet
By setting up a protective device inside the threading hole of the electric control cabinet, the problem that the insulation layer may be broken when threading the electric control cabinet is solved, and the effect of preventing leakage is achieved.
Patent Information
- Application Number
- CN202421193754.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-29
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-05-29
AI Technical Summary
The existing electrical control cabinets lack protection devices when threading, which may cause the insulation layer of the wire body to be scratched, causing leakage.
A moisture-proof and dust-proof electric control box is designed, which includes a protective device set inside the threading hole. The protective device includes a protective sleeve, a protective block, a snap ring, a groove, a round rod, a ring and a rubber block to ensure that the connecting wire will not be scratched when threading.
Through the design of the protective device, the connecting wires are effectively prevented from being scratched by the insulating layer when threaded, avoiding the occurrence of electric leakage, and ensuring the normal operation of the electrical control cabinet.
Smart Images
Figure CN222601804U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of moisture-proof and dust-proof electric control boxes, in particular to a moisture-proof and dust-proof electric control box. Background Art
[0002] The electric control box is a control cabinet (box) that assembles switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring. Its layout should meet the requirements of normal operation of the power system, facilitate maintenance, and not endanger the safety of people and surrounding equipment. It includes (distribution cabinet) (distribution box) (electrical control cabinet), etc. In normal operation, the circuit can be connected or disconnected with the help of manual or automatic switches. In case of fault or abnormal operation, the circuit can be cut off or alarmed with the help of protective electrical appliances. Various parameters in operation can be displayed by measuring instruments, and certain electrical parameters can also be adjusted, and prompts or signals can be issued for deviations from normal working conditions. It is often used in various power generation, distribution and substations. .
[0003] The inventor discovered during daily use of the electric control cabinet that there was no protective device at the wire threading hole on the side of the electric control cabinet. As a result, when threading the wire, the insulating layer on the outside of the wire might be scratched by the burrs inside the wire threading hole, causing the insulating layer of the wire to rupture, which might cause leakage and thus cause consequences. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a moisture-proof and dust-proof electric control box.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a moisture-proof and dust-proof electric control box, comprising an electric control cabinet, a wire threading hole is opened on the side of the electric control cabinet, a protective device is arranged inside the wire threading hole, a heat dissipation hole is opened on the side of the electric control cabinet, a replacement device is arranged on the side of the heat dissipation hole, a moisture-proof frame is arranged on the inner wall of the electric control cabinet, a drying bag is arranged inside the moisture-proof frame, the protective device comprises a protective cover arranged inside the wire threading hole, a protective block is fixedly connected to the inner wall of the protective cover, and the protective block is a rubber block.
[0006] The effect achieved by the above components is: under the action of the protective device, the connecting wire will not be scratched by burrs when passing through the wire threading hole. When the electric control cabinet is needed, when encountering humid weather, the moisture-proof frame is placed inside the electric control cabinet, and moisture-proof is performed through a drying bag. Under the action of the protective device, the connecting wire will not be scratched by burrs when passing through the wire threading hole.
[0007] Preferably, a groove is formed on the inner wall of the threading hole, and a clamping ring is fixedly connected to the surface of the protective sleeve.
[0008] The effect achieved by the above components is that under the action of the clamping ring and the groove, the protective sleeve can be restricted inside the threading hole, thereby achieving a protective effect.
[0009] Preferably, a round rod is fixedly connected to the inner wall of the threading hole, a round ring is fixedly connected to the surface of the round rod, and a round hole is opened on the surface of the protective sleeve.
[0010] The effect achieved by the above components is that under the action of the round rod and the round hole, the protective sleeve will no longer rotate inside the threading hole, thereby avoiding the phenomenon of the protective sleeve rotating inside the threading hole.
[0011] Preferably, a rubber block is fixedly connected to the side of the electric control cabinet, and one side of the rubber block is fixedly connected to the side of the protective cover.
[0012] The effects achieved by the above components are: under the action of the rubber block, the protective sleeve can be fixed inside the threading hole. When threading is required, the protective sleeve is inserted into the threading hole. Under the action of the clamping ring and the groove, the protective sleeve can be restricted inside the threading hole, thereby achieving the protective effect. Under the action of the round rod and the round hole, the protective sleeve will no longer rotate inside the threading hole, thereby avoiding the phenomenon of the protective sleeve rotating inside the threading hole. Under the action of the rubber block, the protective sleeve can be fixed inside the threading hole, thereby achieving the effect of protecting the connecting wire from being scratched by the insulation layer.
[0013] Preferably, the replacement device includes a rectangular frame fixedly connected to the side of the electric control cabinet, a card plate is inserted into the side of the rectangular frame, a convex plate is fixedly connected to the side of the card plate, a first spring is fixedly connected to the side of the convex plate, and the other end of the first spring is fixedly connected to the side of the rectangular frame.
[0014] The effect achieved by the above components is that under the action of the first spring, the card plate can fix the dustproof net on the side of the heat dissipation hole, thereby achieving the dustproof effect.
[0015] Preferably, a rectangular groove is opened on the side of the rectangular frame, a sliding rod is slidably connected inside the rectangular groove, and one end of the sliding rod is fixedly connected to a rectangular plate.
[0016] The effect achieved by the above components is that under the action of the sliding rod and the rectangular plate, the blocked dust screen can be pulled out of the rectangular frame, thereby facilitating the replacement of the dust screen.
[0017] Preferably, a side surface of the rectangular plate is fixedly connected to a limiting rod, and a surface of the limiting rod is fixedly connected to a fixing ring.
[0018] The effect achieved by the above components is that under the action of the limiting rod and the fixing ring, the dust screen can be initially stuck on the surface of the limiting rod, thereby achieving the limiting effect.
[0019] Preferably, a second spring is sleeved on the surface of the slide bar, one end of the second spring is fixedly connected to the side of the rectangular frame, and the other end of the second spring is fixedly connected to an end of the slide bar away from the rectangular frame.
[0020] The effect achieved by the above-mentioned components is: under the action of the second spring, after the dustproof net is fixed on the surface of the limit rod, the dustproof net can be pushed to the side of the heat dissipation hole for dust prevention; when the dustproof net needs to be replaced, the card plate is pulled to both sides, and the sliding rod is pulled, so that the dustproof net is pulled out by the rectangular plate, and the new dustproof net is fixed to the surface of the rectangular plate through the limit rod and the fixing ring; under the action of the second spring, after the dustproof net is fixed on the surface of the limit rod, the dustproof net can be pushed to the side of the heat dissipation hole for dust prevention; under the action of the first spring, the card plate can fix the dustproof net on the side of the heat dissipation hole, thereby achieving the dustproof effect.
[0021] Compared with the prior art, the advantages and positive effects of the utility model are:
[0022] In the utility model, by arranging a protective device, when threading is required, the protective sleeve is inserted into the inside of the threading hole, and under the action of the clamping ring and the groove, the protective sleeve can be restricted inside the threading hole, thereby achieving the protective effect, and under the action of the round rod and the round hole, the protective sleeve will no longer rotate inside the threading hole, thereby avoiding the phenomenon of the protective sleeve rotating inside the threading hole, and under the action of the rubber block, the protective sleeve can be fixed inside the threading hole, thereby achieving the effect of protecting the connecting wire from being scratched on the insulation layer, thereby solving the problem that the connecting wire may be scratched on the insulation layer by burrs inside the threading hole when threading. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 A three-dimensional structural schematic diagram of a moisture-proof and dust-proof electric control box is proposed for the utility model;
[0024] Figure 2 The utility model provides a schematic diagram of the three-dimensional structure of a moisture-proof and dust-proof electric control box;
[0025] Figure 3 A partial schematic diagram of a protective device for a moisture-proof and dust-proof electric control box proposed by the utility model;
[0026] Figure 4 The utility model provides a schematic diagram of a replacement device for a moisture-proof and dust-proof electric control box.
[0027] Legend: 1. Electric control cabinet; 2. Protective device; 21. Protective cover; 22. Protective block; 23. Clamp; 24. Groove; 25. Round rod; 26. Round ring; 27. Round hole; 28. Rubber block; 3. Replacement device; 31. Rectangular frame; 32. Rectangular groove; 33. Sliding rod; 34. Rectangular plate; 35. Limit rod; 36. Clamp; 37. First spring; 38. Second spring; 4. Threading hole; 5. Moisture-proof frame. DETAILED DESCRIPTION
[0028] Embodiment 1, as Figure 1-2 As shown, a moisture-proof and dust-proof electric control box comprises an electric control cabinet 1, a wire threading hole 4 is provided on the side of the electric control cabinet 1, a protective device 2 is arranged inside the wire threading hole 4, a heat dissipation hole is provided on the side of the electric control cabinet 1, a replacement device 3 is arranged on the side of the heat dissipation hole, a moisture-proof frame 5 is provided on the inner wall of the electric control cabinet 1, a drying bag is arranged inside the moisture-proof frame 5, when the electric control cabinet 1 needs to be used, when encountering humid weather, the moisture-proof frame 5 is placed inside the electric control cabinet 1, and moisture-proof is performed by the drying bag, and under the action of the protective device 2, the connecting wire will not scratch the insulation layer when passing through the wire threading hole 4.
[0029] Reference Figure 3The protective device 2 includes a protective sleeve 21 arranged inside the threading hole 4. The inner wall of the protective sleeve 21 is fixedly connected with a protective block 22. The protective block 22 is a rubber block. Under the action of the protective device 2, the connecting wire will not be scratched by burrs when passing through the threading hole 4. When the electric control cabinet 1 needs to be used, when encountering humid weather, the moisture-proof frame 5 is placed inside the electric control cabinet 1, and moisture-proof is performed through a dry bag. Under the action of the protective device 2, the connecting wire will not scratch the insulation layer when passing through the threading hole 4. The inner wall of the threading hole 4 is provided with a groove 24. The surface of the protective sleeve 21 is fixedly connected with a clamping ring 23. Under the action of the clamping ring 23 and the groove 24, the protective sleeve 21 can be restricted inside the threading hole 4, thereby achieving the protective effect. The inner wall of the threading hole 4 is fixedly connected with a round rod 25. The surface of the round rod 25 is fixedly connected with a circular ring 26. The surface of the protective sleeve 21 is provided with a circular hole 27. Under the action of the rod 25 and the circular hole 27, the protective sleeve 21 will no longer rotate inside the threading hole 4, thereby avoiding the protective sleeve 21 rotating inside the threading hole 4. A rubber block 28 is fixedly connected to the side of the electric control cabinet 1, and one side of the rubber block 28 is fixedly connected to the side of the protective sleeve 21. Under the action of the rubber block 28, the protective sleeve 21 can be fixed inside the threading hole 4. When threading is required, the protective sleeve 21 is inserted into the threading hole 4. Under the action of the clamping ring 23 and the groove 24, the protective sleeve 21 can be restricted inside the threading hole 4, thereby achieving the protective effect. Under the action of the round rod 25 and the circular hole 27, the protective sleeve 21 will no longer rotate inside the threading hole 4, thereby avoiding the protective sleeve 21 rotating inside the threading hole 4. Under the action of the rubber block 28, the protective sleeve 21 can be fixed inside the threading hole 4, thereby achieving the effect of protecting the connecting wire from being scratched by the insulating layer.
[0030] Reference Figure 4The replacement device 3 includes a rectangular frame 31 fixedly connected to the side of the electric control cabinet 1, a card plate 36 is inserted into the side of the rectangular frame 31, a convex plate is fixedly connected to the side of the card plate 36, and a first spring 37 is fixedly connected to the side of the convex plate. The other end of the first spring 37 is fixedly connected to the side of the rectangular frame 31. Under the action of the first spring 37, the card plate 36 can fix the dustproof net on the side of the heat dissipation hole, thereby achieving the dustproof effect. A rectangular groove 32 is opened on the side of the rectangular frame 31, and a sliding rod 33 is slidably connected inside the rectangular groove. One end of the sliding rod 33 is fixedly connected to a rectangular plate 34. Under the action of the sliding rod 33 and the rectangular plate 34, the blocked dustproof net can be pulled out of the rectangular frame 31, thereby facilitating the replacement of the dustproof net. A limiting rod 35 is fixedly connected to the side of the rectangular plate 34, and a fixing ring is fixedly connected to the surface of the limiting rod 35. Under the action of the limiting rod 35 and the fixing ring, the dustproof net can be initially stuck in the limiting rod. The second spring 38 is provided on the surface of the positioning rod 35, thereby achieving the limiting effect. The surface of the sliding rod 33 is sleeved with a second spring 38, one end of the second spring 38 is fixedly connected to the side surface of the rectangular frame 31, and the other end of the second spring 38 is fixedly connected to the end of the sliding rod 33 away from the rectangular frame 31. Under the action of the second spring 38, after the dust screen is fixed on the surface of the limiting rod 35, the dust screen can be pushed to the side of the heat dissipation hole for dust prevention. When the dust screen needs to be replaced, the card plate 36 is pulled to both sides, and the sliding rod 33 is pulled, so that the dust screen is pulled out by the rectangular plate 34, and the new dust screen is fixed to the surface of the rectangular plate 34 through the limiting rod 35 and the fixing ring. Under the action of the second spring 38, after the dust screen is fixed to the surface of the limiting rod 35, the dust screen can be pushed to the side of the heat dissipation hole for dust prevention. Under the action of the first spring 37, the card plate 36 can fix the dust screen on the side of the heat dissipation hole, thereby achieving the dust prevention effect.
[0031] Working principle: when it is necessary to use a moisture-proof and dust-proof electric control box, when it is necessary to use the electric control cabinet 1, when encountering humid weather, put the moisture-proof frame 5 into the interior of the electric control cabinet 1, and use a dry bag to prevent moisture. Under the action of the protective device 2, the connecting wire will not scratch the insulation layer when passing through the threading hole 4. When it is necessary to thread the wire, insert the protective cover 21 into the threading hole 4. Under the action of the clamping ring 23 and the groove 24, the protective cover 21 can be restricted inside the threading hole 4, thereby achieving the protective effect. Under the action of the round rod 25 and the round hole 27, the protective cover 21 will no longer rotate inside the threading hole 4, thereby avoiding the protective cover 21 inside the threading hole 4. The phenomenon of rotation, under the action of the rubber block 28, makes the protective cover 21 fixed inside the threading hole 4, thereby achieving the effect of protecting the connecting wire from being scratched by the insulating layer. When the dust screen needs to be replaced, the card plate 36 is pulled to both sides, and the sliding rod 33 is pulled, so that the dust screen is pulled out by the rectangular plate 34, and the new dust screen is fixed to the surface of the rectangular plate 34 through the limiting rod 35 and the fixing ring. Under the action of the second spring 38, the dust screen is fixed to the surface of the limiting rod 35, and then the dust screen can be pushed to the side of the heat dissipation hole for dust prevention. Under the action of the first spring 37, the card plate 36 can fix the dust screen on the side of the heat dissipation hole, thereby achieving the effect of dust prevention.
Claims
1. A moisture-proof and dust-proof electric control box, comprising an electric control cabinet (1), characterized in that: The electric control cabinet (1) is provided with a threading hole (4) on the side, a protective device (2) is arranged inside the threading hole (4), a heat dissipation hole is provided on the side of the electric control cabinet (1), a replacement device (3) is arranged on the side of the heat dissipation hole, a moisture-proof frame (5) is arranged on the inner wall of the electric control cabinet (1), a drying bag is arranged inside the moisture-proof frame (5), and the protective device (2) comprises a protective sleeve (21) arranged inside the threading hole (4), and a protective block (22) is fixedly connected to the inner wall of the protective sleeve (21), and the protective block (22) is a rubber block.
2. The moisture-proof and dust-proof electric control box according to claim 1 is characterized in that: The inner wall of the threading hole (4) is provided with a groove (24), and the surface of the protective sleeve (21) is fixedly connected with a clamping ring (23).
3. The moisture-proof and dust-proof electric control box according to claim 2 is characterized in that: A round rod (25) is fixedly connected to the inner wall of the threading hole (4), a round ring (26) is fixedly connected to the surface of the round rod (25), and a round hole (27) is opened on the surface of the protective sleeve (21).
4. The moisture-proof and dust-proof electric control box according to claim 3 is characterized in that: A rubber block (28) is fixedly connected to the side of the electric control cabinet (1), and one side of the rubber block (28) is fixedly connected to the side of the protective cover (21).
5. The moisture-proof and dust-proof electric control box according to claim 4 is characterized in that: The replacement device (3) comprises a rectangular frame (31) fixedly connected to the side of the electric control cabinet (1), a card plate (36) is inserted into the side of the rectangular frame (31), a convex plate is fixedly connected to the side of the card plate (36), a first spring (37) is fixedly connected to the side of the convex plate, and the other end of the first spring (37) is fixedly connected to the side of the rectangular frame (31).
6. The moisture-proof and dust-proof electric control box according to claim 5, characterized in that: A rectangular groove (32) is provided on the side of the rectangular frame (31), a sliding rod (33) is slidably connected inside the rectangular groove, and a rectangular plate (34) is fixedly connected to one end of the sliding rod (33).
7. The moisture-proof and dust-proof electric control box according to claim 6, characterized in that: A limiting rod (35) is fixedly connected to the side surface of the rectangular plate (34), and a fixing ring is fixedly connected to the surface of the limiting rod (35).
8. The moisture-proof and dust-proof electric control box according to claim 7, characterized in that: A second spring (38) is sleeved on the surface of the slide bar (33), one end of the second spring (38) is fixedly connected to the side surface of the rectangular frame (31), and the other end of the second spring (38) is fixedly connected to an end of the slide bar (33) away from the rectangular frame (31).