Dustproof device for mechanical electrical cabinet

Abstract

The utility model relates to the technical field of electrical equipment, and discloses a dustproof device for a mechanical electrical box, a cleaning device is composed of a rotating shaft, a torsion spring, a sleeve, a mounting rack, a filter screen, a fixing rack, a motor, a connecting shaft, a blade, a connecting rod and a cleaning brush, the rotating shaft is fixedly mounted in the side surface of the electrical box, the torsion spring is sleeved on the surface of the rotating shaft, and the blade is sleeved on the rotating shaft. The sleeve sleeves the surface of the rotating shaft, the mounting frame is fixedly mounted at the top of the sleeve, the filter screen is inserted into the mounting frame, and the fixing frame is fixedly mounted at the top of the inner wall of the electrical box. According to the dustproof device for the mechanical electrical box, a mounting frame is rotated through a convex block, under the action of a torsional spring, the mounting frame can drive a filter screen to close a mounting groove, the filter screen is convenient to mount and dismount, and when a large amount of dust is left on the surface of the filter screen, a driving motor and a cleaning brush clean the dust on the surface of the filter screen; and the blades rotate to generate wind to blow out falling dust, so that the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a dustproof device for a mechanical electrical box. Background Art

[0002] The utility model with patent application number 202220443431.5 discloses a dustproof device for a mechanical electrical box, including a main body, the front surface of the main body is movably connected to a switch door, the bottom end of the switch door is provided with an air inlet, the switch door is movably connected to a filter plate, the inside of the main body is provided with a ventilation groove, the bottom end of the main body is fixedly connected to a fixed mounting bottom block, the top of the fixed mounting bottom block is fixedly connected to a cooling fan, and the inside of the main body is provided with a fixed mounting groove.

[0003] The dustproof device for the mechanical electrical box is convenient for the cooling fan to rotate through the ventilation slot, the fixed installation bottom block, the cooling fan, the air inlet and the filter plate, and the internal heat of the fixed installation slot is transported to the outside through the ventilation slot. At the same time, the external air can be replenished to the inner side of the fixed installation slot through the air inlet and filtered through the filter plate, thereby preventing external dust from entering the inner side of the fixed installation slot while ensuring heat dissipation. However, there are still areas that can be improved. For example, the filter plate of the device needs to be cleaned at regular intervals, which makes it inconvenient to use. In addition, there is a phenomenon that too much dust blocks the filter plate, resulting in poor ventilation and causing fire. Therefore, it cannot meet current needs. Utility Model Content

[0004] The purpose of the utility model is to provide a dustproof device for a mechanical electrical box, which is convenient for installing and disassembling the filter. When a large amount of dust remains on the surface of the filter, the motor is driven to clean the dust on the surface of the filter with a cleaning brush, and the blades can generate wind to blow out the fallen dust, thereby solving the problem that the device in the above-mentioned background technology needs to clean the filter plate at regular intervals, causing inconvenience in use, and there is a problem that too much dust blocks the filter plate, resulting in poor ventilation and causing fire.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dustproof device for a mechanical electrical box, comprising a universal wheel, an electrical box, a cleaning device, and a cooling fan, wherein the electrical box is arranged on the top of the universal wheel, the cleaning device is arranged inside the electrical box, and the cooling fan is arranged on the side of the electrical box.

[0006] The cleaning device consists of a rotating shaft, a torsion spring, a sleeve, a mounting frame, a filter, a fixing frame, a motor, a connecting shaft, a blade, a connecting rod, and a cleaning brush. The rotating shaft is fixedly mounted inside the side of the electrical box, the torsion spring is sleeved on the surface of the rotating shaft, the sleeve is sleeved on the surface of the rotating shaft, the mounting frame is fixedly mounted on the top of the sleeve, the filter is inserted into the interior of the mounting frame, the fixing frame is fixedly mounted on the top of the inner wall of the electrical box, the motor is fixedly mounted inside the fixing frame, the connecting shaft is fixedly mounted on the output shaft of the motor, the blade is fixedly mounted on the surface of the connecting shaft, the connecting rod is fixedly mounted on one end of the connecting shaft, and the cleaning brush is detachably mounted on the side of the connecting rod.

[0007] Preferably, one end of the torsion spring is fixedly connected to the rotating shaft, and the other end is fixedly connected to the sleeve, and a torsion spring is provided for resetting the sleeve.

[0008] Preferably, a protrusion is fixedly mounted on the side of the mounting frame, and this arrangement facilitates the subsequent installation and removal of the filter by rotating the mounting frame through the protrusion.

[0009] Preferably, a plug-in slot matching the filter is provided inside the mounting frame, and the filter can be installed and removed through the plug-in slot.

[0010] Preferably, the cleaning brush is in close contact with the filter screen, and this arrangement allows the dust on the surface of the filter screen to be cleaned by the cleaning brush.

[0011] Preferably, a mounting groove matching the mounting frame is provided on the side of the electrical box, and the mounting frame can be installed through the mounting groove.

[0012] Preferably, an air inlet matching the filter is provided through the side of the mounting frame, and this arrangement can drive the cooling fan, so that cool air passes through the filter to filter out dust and then enters the interior of the electrical box through the air inlet.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the dustproof device for the mechanical electrical box rotates the mounting frame through the protrusion, and under the action of the torsion spring, the mounting frame can drive the filter to close the mounting groove, which is convenient for installing and removing the filter. When a large amount of dust remains on the surface of the filter, the motor is driven, and the cleaning brush cleans the dust on the surface of the filter. The rotation of the blades can generate wind to blow out the fallen dust, and the dust on the surface of the filter can be removed, thereby avoiding the phenomenon of blockage of the filter caused by excessive dust, resulting in poor ventilation and causing fire, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the fixing frame, the motor and the connecting shaft of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the rotating shaft, torsion spring and sleeve of the utility model.

[0018] In the figure: 1. universal wheel; 2. electrical box; 3. cleaning device; 301. rotating shaft; 302. torsion spring; 303. sleeve; 304. mounting bracket; 305. filter; 306. fixing bracket; 307. motor; 308. connecting shaft; 309. blade; 310. connecting rod; 311. cleaning brush; 4. cooling fan. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a dustproof device for a mechanical electrical box, comprising a universal wheel 1, an electrical box 2, a cleaning device 3, and a cooling fan 4. The electrical box 2 is arranged on the top of the universal wheel 1, the cleaning device 3 is arranged inside the electrical box 2, and the cooling fan 4 is arranged on the side of the electrical box 2.

[0021] The cleaning device 3 is composed of a rotating shaft 301, a torsion spring 302, a sleeve 303, a mounting frame 304, a filter 305, a fixing frame 306, a motor 307, a connecting shaft 308, a blade 309, a connecting rod 310, and a cleaning brush 311. The rotating shaft 301 is fixedly installed inside the side of the electrical box 2, the torsion spring 302 is sleeved on the surface of the rotating shaft 301, the sleeve 303 is sleeved on the surface of the rotating shaft 301, one end of the torsion spring 302 is fixedly connected to the rotating shaft 301, and the other end is fixedly connected to the sleeve 303. A torsion spring 302 is provided for resetting the sleeve 303. The mounting frame 304 is fixedly installed on the top of the sleeve 303, and a protrusion is fixedly installed on the side of the mounting frame 304. This arrangement facilitates the subsequent rotation of the mounting frame 304 by the protrusion to install and remove the filter 305. The side of the electrical box 2 is provided with a mounting groove matching the mounting frame 304, and this arrangement can install the mounting frame 304 through the mounting groove. The filter 305 is inserted into the interior of the mounting frame 304, and a plug-in slot matching the filter 305 is opened inside the mounting frame 304. The filter 305 can be installed and removed through the plug-in slot. An air inlet matching the filter 305 is opened through the side of the mounting frame 304. The cooling fan 4 can be driven to allow cool air to pass through the filter 305 to filter out dust and then enter the interior of the electrical box 2 through the air inlet. The fixing frame 306 is fixedly installed on the top of the inner wall of the electrical box 2, the motor 307 is fixedly installed inside the fixing frame 306, the connecting shaft 308 is fixedly installed on the output shaft of the motor 307, the blade 309 is fixedly installed on the surface of the connecting shaft 308, the connecting rod 310 is fixedly installed at one end of the connecting shaft 308, and the cleaning brush 311 is detachably installed on the side of the connecting rod 310. The cleaning brush 311 is in close contact with the filter 305. The dust on the surface of the filter 305 can be cleaned by the cleaning brush 311.

[0022] When in use, the mounting bracket 304 is rotated by the protrusion, and the filter 305 is inserted into the inside of the mounting bracket 304, which is convenient for installing and removing the filter 305. Under the action of the torsion spring 302, the sleeve 303 can be reset, so that the mounting bracket 304 drives the filter 305 to close the mounting slot, and the cooling fan 4 is driven to allow cool air to pass through the filter 305 to filter out dust and then enter the electrical box 2 from the air inlet to cool the components inside the electrical box 2. After using it for a period of time, a large amount of dust will remain on the surface of the filter 305. At this time, the motor 307 is driven to make the connecting shaft 308 drive the blades 309 and the connecting rod 310 to rotate, so that the cleaning brush 311 can clean the dust on the surface of the filter 305. The rotation of the blades 309 can generate wind to blow out the fallen dust, so that the dust on the surface of the filter 305 can be removed, and the use effect is good.

[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0024] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A dustproof device for a mechanical electrical box, comprising a universal wheel (1), an electrical box (2), a cleaning device (3), and a cooling fan (4), characterized in that: The electrical box (2) is arranged on the top of the universal wheel (1), the cleaning device (3) is arranged inside the electrical box (2), and the cooling fan (4) is arranged on the side of the electrical box (2); The cleaning device (3) is composed of a rotating shaft (301), a torsion spring (302), a sleeve (303), a mounting frame (304), a filter screen (305), a fixing frame (306), a motor (307), a connecting shaft (308), a blade (309), a connecting rod (310), and a cleaning brush (311); the rotating shaft (301) is fixedly mounted inside the side of the electrical box (2); the torsion spring (302) is sleeved on the surface of the rotating shaft (301); the sleeve (303) is sleeved on the surface of the rotating shaft (301); and the mounting frame (304) is fixedly mounted on the The filter screen (305) is inserted into the interior of the mounting frame (304), the fixing frame (306) is fixedly mounted on the top of the inner wall of the electrical box (2), the motor (307) is fixedly mounted on the interior of the fixing frame (306), the connecting shaft (308) is fixedly mounted on the output shaft of the motor (307), the blade (309) is fixedly mounted on the surface of the connecting shaft (308), the connecting rod (310) is fixedly mounted on one end of the connecting shaft (308), and the cleaning brush (311) is detachably mounted on the side of the connecting rod (310).

2. A dustproof device for a mechanical electrical box according to claim 1, characterized in that: One end of the torsion spring (302) is fixedly connected to the rotating shaft (301), and the other end is fixedly connected to the sleeve (303).

3. The dustproof device for a mechanical electrical box according to claim 1, characterized in that: A protrusion is fixedly mounted on the side of the mounting frame (304).

4. The dustproof device for a mechanical electrical box according to claim 1, characterized in that: The mounting frame (304) is provided with a plug-in slot matching the filter screen (305) inside.

5. The dustproof device for a mechanical electrical box according to claim 1, characterized in that: The cleaning brush (311) is in close contact with the filter screen (305).

6. The dustproof device for a mechanical electrical box according to claim 1, characterized in that: The side of the electrical box (2) is provided with a mounting groove matching the mounting frame (304).

7. The dustproof device for a mechanical electrical box according to claim 1, characterized in that: An air inlet matching the filter screen (305) is provided through the side of the mounting frame (304).

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