Electrical cabinet convenient for switching heat dissipation net surfaces

Abstract

The invention relates to the technical field of electrical cabinets, and discloses an electrical cabinet convenient to switch heat dissipation mesh surfaces, the electrical cabinet comprises an electrical cabinet body and heat dissipation ports located at two sides of the electrical cabinet body, annular filter screens are arranged in the two heat dissipation ports, inclined plates in sliding contact with the annular filter screens are fixedly mounted on the outer side of the electrical cabinet body, and the inclined plates are fixedly mounted on the outer side of the electrical cabinet body. Two mounting plates are fixedly mounted on the inner side of each heat dissipation opening, the annular filter screen is mounted in the heat dissipation openings to filter outside sundries, when the motor works, the annular filter screen is conveyed, the sundries on the outer side of the annular filter screen can be scraped off through the inclined plates, the dynamic annular filter screen can update the filter surface, and the heat dissipation efficiency is improved. The filtering surface with sundries is moved into the electrical cabinet body to be cleaned, the clean filtering surface is moved to the outer side of the electrical cabinet body to be filtered, the heat dissipation effect is good, the dynamic annular filtering net is always in a cleaning state, dust is little, and cleaning is easier.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electrical cabinets, in particular to an electrical cabinet with a heat dissipation screen convenient to switch. BACKGROUND

[0002] An electrical cabinet is a cabinet made of steel for protecting components to work normally. Electrical components inside the cabinet body generate heat when working. Heat dissipation openings are provided on both sides of the cabinet body for heat dissipation. A filter screen is arranged in the heat dissipation opening.

[0003] At present, most electrical cabinets are provided with a filter screen in the heat dissipation opening for heat dissipation and dust prevention. The filter screen prevents mosquitoes and other sundries and dust from entering the electrical cabinet through the air screen when heat is dissipated. A fan is arranged in the existing electrical cabinet to accelerate heat dissipation and improve the heat dissipation efficiency of the electrical cabinet. Since the fan works, the air flow rate is accelerated, which causes more dust to accumulate on the filter screen. The existing filter screen is fixed and is fixed in the heat dissipation opening of the electrical cabinet by bolts and other mounting members. After long-term use, the accumulated dust affects the air flow rate, thereby affecting the heat dissipation efficiency in the electrical cabinet. The filter screen needs to be regularly disassembled and cleaned, which is troublesome. SUMMARY

[0004] In view of the deficiencies of the prior art, the present application provides an electrical cabinet with a heat dissipation screen convenient to switch. The filter screen can be controlled to be in a moving state to update a clean filter screen for work.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: an electrical cabinet with a heat dissipation screen convenient to switch, comprising an electrical cabinet body and heat dissipation openings arranged on both sides of the electrical cabinet body, wherein movable annular filter screens are arranged in the two heat dissipation openings, a slope in sliding contact with the annular filter screens is fixedly installed on the outer side of the electrical cabinet body, two mounting plates are fixedly installed on the inner side of each heat dissipation opening, a transmission assembly for conveying the annular filter screen is rotatably arranged on the mounting plate, a sliding groove is formed through the side wall of the mounting plate, a brush assembly in sliding connection with the sliding groove is arranged on the inner side of the annular filter screen, a connecting assembly for controlling the brush assembly to move up and down reciprocally is rotatably arranged on one side of the mounting plate, a toothed plate for cleaning the brush assembly is arranged below the annular filter screen, a rotating assembly for controlling the toothed plate to move is rotatably installed on one side of the mounting plate, a rectangular sliding opening for limiting the toothed plate is formed on one side of the mounting plate, a motor is fixedly installed in the mounting plate, and a cogwheel for controlling the connecting assembly, the rotating assembly and the transmission assembly to rotate is fixedly installed on the output end of the motor.

[0006] Preferably, the transmission assembly comprises four transmission rollers for conveying the annular filter screen, two of which are rotatably connected to the heat dissipation opening sidewall, and the other two are rotatably connected to the mounting plate, one of the transmission rollers is fixedly connected with a first full gear, and the first full gear is engaged with the gearless gear.

[0007] Preferably, the brush assembly comprises a connecting plate, a brush plate is slidably arranged at the lower end of the connecting plate, an opening is formed in the mounting plate on one side of the electrical cabinet door body, a pull-out plate is slidably installed in the opening for replacing the brush plate, and a vertical slot is formed in the pull-out plate and communicates with the sliding groove.

[0008] Preferably, the connecting assembly comprises a second full gear rotatably connected to the mounting plate, the second full gear is engaged with the gearless gear, a disc is fixedly installed at the outer end of the second full gear, a sliding rod is fixedly installed on the outer side of the disc, a push rod is fixedly connected to one end of the connecting plate and penetrates the sliding groove, and a rectangular frame is slidably connected to the sliding rod at one end of the push rod.

[0009] Preferably, the rotating assembly comprises a rotating shaft rotatably connected to the mounting plate, a connecting rod is slidably arranged at the end of the tooth plate, a telescopic assembly is arranged between the connecting rod and the rotating shaft, and a third full gear is fixedly installed at one end of the rotating shaft and engaged with the gearless gear.

[0010] Preferably, the telescopic assembly comprises a connecting cylinder fixedly connected to the connecting rod and a sliding column fixedly connected to the rotating shaft, and the sliding column is slidably connected to the connecting cylinder.

[0011] Preferably, the inner side of the annular filter screen is provided with a resilient plate, a connecting port is formed in the sidewall of the mounting plate, a mounting block is slidably connected in the connecting port, the resilient plate is fixedly connected to the mounting block, a spring is fixedly arranged between the mounting block and the connecting port, a plurality of arc-shaped protrusions are fixedly installed on one side of the mounting block, one side of the connecting plate is arc-shaped, and the connecting plate is in sliding contact with the mounting block and the arc-shaped protrusions.

[0012] Preferably, a rotating roller is rotatably installed on the mounting plate, the rotating roller is in sliding contact with the tooth plate, a gear ring is sleeved at one end of the rotating roller penetrating the mounting plate, a sawtooth strip engaged with the gear ring is fixedly installed on one side of the rectangular frame, and the sawtooth strip is used to control the rotation of the rotating roller.

[0013] Preferably, the rotating roller, the tooth plate, the rectangular sliding port and the rotating assembly each have two, a first pulley is fixedly installed at one end of each of the two rotating shafts, two second pulleys are rotatably installed on the mounting plate, and a connecting belt is sleeved between the first pulley and the second pulley.

[0014] Preferably, the electrical cabinet body side slidingly arranged with a collection box body, the collection box body is fixedly installed with the scraper plate in sliding contact with the rotating roller.

[0015] Compared with the prior art, the present application has the following advantages: The present application installs an annular filter screen in the heat dissipation opening, filters foreign matter from the outside, and conveys the annular filter screen during motor operation. The foreign matter on the outside of the annular filter screen can be scraped off by the inclined plate. The dynamic annular filter screen can update the filtering surface by moving the filtering surface with foreign matter into the electrical cabinet body for cleaning and moving the clean filtering surface outside the electrical cabinet body for filtering work. The dynamic annular filter screen is always in a cleaning state, has less dust, and is easier to clean.

[0016] The present application installs a second full-tooth gear engaged with the toothless gear on the mounting plate, and installs a slide rod on the disc at the outer end of the second full-tooth gear. After the inclined plate scrapes off the foreign matter on the outside of the annular filter screen, some dust may be blocked in the mesh. During motor operation, the brush plate can be controlled to move up and down reciprocally to push the foreign matter in the mesh out and fall off, reducing the blockage of the mesh.

[0017] The present application rotatably connects a rotating shaft on the mounting plate, and slidably connects a connecting rod at the end of the toothed plate with a rectangular slide opening. A slide column and a connecting cylinder are arranged to slide relative to each other between the connecting rod and the rotating shaft. During motor operation, the toothed plate can be controlled to move along the rectangular slide opening, and the toothed plate is inserted into the stationary brush to brush off the foreign matter on the brush, so that the subsequent cleaning effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view of the overall structure of the present application; Figure 2 It is a rear view of the overall structure of the present application; Figure 3 It is a front view of the overall structure of the present application; Figure 2 It is an enlarged structure diagram of A; Figure 4 It is a sectional plane structure diagram of the annular filter screen of the present application; Figure 5 It is a front view of the overall structure of the present application; Figure 4 It is an enlarged structure diagram of B; Figure 6 It is a front view of the overall structure of the present application; Figure 5 It is an enlarged structure diagram of C; Figure 7 It is a three-dimensional structure diagram of the transmission assembly of the present application; Figure 8 It is a three-dimensional structure diagram of the connection between the spring plate and the mounting block of the present application; Figure 9Fig. 1 is a schematic view of the connection of the missing gear, the third full gear and the second full gear of the present application; Figure 10 Fig. 2 is a schematic view of the rotating assembly of the present application; Figure 11 Fig. 3 is a schematic view of the cross-sectional structure of the ring-shaped filter screen of the present application.

[0019] Fig. 1 is a schematic view of the connection of the missing gear, the third full gear and the second full gear of the present application; DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. EMBODIMENT

[0021] Please refer to Figures 1-11 The electrical cabinet convenient for switching the surface of the heat dissipation screen includes an electrical cabinet body 1 and heat dissipation openings located on both sides of the electrical cabinet body 1, and ring-shaped filter screens 2 are arranged in the two heat dissipation openings to filter foreign matters from the outside. The electrical cabinet body 1 is fixedly installed with inclined plates 3 in sliding contact with the ring-shaped filter screens 2 on the outside. Two installation plates 5 are fixedly installed on the inner side of each heat dissipation opening. A transmission assembly for conveying the ring-shaped filter screens 2 is rotatably arranged on the installation plates 5. The transmission assembly includes four conveying rollers 6 for conveying the ring-shaped filter screens 2. Two of the conveying rollers 6 are rotatably connected with the side walls of the heat dissipation openings, and the other two conveying rollers 6 are rotatably connected with the installation plates 5. One of the conveying rollers 6 penetrates through the installation plate 5 and is fixedly connected with a first full gear 20 for controlling the rotation of the plurality of conveying rollers 6 to convey the ring-shaped filter screens 2. During the movement of the ring-shaped filter screens 2, the foreign matters on the outside of the ring-shaped filter screens 2 can be scraped off by the inclined plates 3. The dynamic ring-shaped filter screens 2 can update the filter surface. The filter surface with foreign matters is moved into the electrical cabinet body 1 for cleaning, and the clean filter surface is moved to the outside of the electrical cabinet body 1 for filtering work. The heat dissipation effect is good. The dynamic ring-shaped filter screens 2 are always in the cleaning state, and the dust is less, so that the cleaning is easier. The sliding slot 9 is arranged through the side wall of the mounting plate 5, the brush assembly is arranged in sliding connection with the sliding slot 9 on the inner side of the annular filter screen 2, the connecting assembly for controlling the up-down reciprocating movement of the brush assembly is arranged on one side of the mounting plate 5, the toothed plate 15 for cleaning the brush assembly is arranged below the annular filter screen 2, the brush assembly comprises the connecting plate 19, the brush plate 36 is arranged in sliding connection with the lower end of the connecting plate 19, the opening is arranged on the mounting plate 5 on the side of the door body of the electrical cabinet body 1, the pull-out plate 37 is arranged in sliding connection in the opening, and the pull-out plate 37 is used for replacing the brush plate 36, the vertical slot is arranged in communication with the sliding slot 9 on the pull-out plate 37, when the brush plate 36 needs to be replaced regularly, the cabinet of the electrical cabinet body 1 is opened, the pull-out plate 37 is taken out, the pull-out plate 37 and the opening can be magnetically connected, the brush plate 36 is slid out after the opening is opened, and then the new brush plate 36 is replaced, so that the bristles are prevented from being damaged for a long time and the cleaning effect is affected; The rotating assembly for controlling the movement of the toothed plate 15 is arranged on one side of the mounting plate 5, the rectangular sliding opening 10 for limiting the toothed plate 15 is arranged on one side of the mounting plate 5, the connecting assembly comprises the second spur gear 32 in rotating connection with the mounting plate 5, the disc 21 is fixedly arranged on the outer end of the second spur gear 32, the slide rod 25 is fixedly arranged on the outer side of the disc 21, the push rod 28 is fixedly connected to one end of the connecting plate 19 and arranged in penetrating connection with the sliding slot 9, the rectangular frame 27 is fixedly arranged on one end of the push rod 28 and arranged in sliding connection with the slide rod 25, the rotating assembly comprises the rotating shaft 30 in rotating connection with the mounting plate 5, the connecting rod 33 is fixedly arranged on the end of the toothed plate 15 and arranged in sliding connection with the rectangular sliding opening 10, the telescopic assembly is arranged between the connecting rod 33 and the rotating shaft 30, the third spur gear 23 is fixedly arranged on one end of the rotating shaft 30, the telescopic assembly comprises the connecting cylinder 16 fixedly connected to the connecting rod 33 and the slide column 14 fixedly connected to the rotating shaft 30, the slide column 14 is arranged in sliding connection with the connecting cylinder 16, the motor 31 is fixedly arranged in the mounting plate 5, the missing gear 22 is fixedly arranged on the output end of the motor 31 and used for controlling the rotation of the connecting assembly, the rotating assembly and the transmission assembly, the first spur gear 20 is in mesh with the missing gear 22, the second spur gear 32 is in mesh with the missing gear 22, the third spur gear 23 is in mesh with the missing gear 22 (only part of the teeth on the outer side of the missing gear 22 is in mesh with one of the spur gears, and the other two spur gears are not in mesh, one rotation of the missing gear 22 can drive the second spur gear 32 and the third spur gear 23 to rotate by half a circle, and the first spur gear 20 rotates by multiple circles), when the motor 31 drives the missing gear 22 to rotate (see Figure 9), the first full gear 20 is driven to rotate (the brush plate 36 and the toothed plate 15 are not moved) to control the transmission of the annular filter screen 2, then the third full gear 23 is driven to rotate (the brush plate 36 and the annular filter screen 2 are not moved), the toothed plate 15 is inserted into the stationary bristles, and the cycle is repeated.

[0022] As a further technical scheme of the present application, the inside of the annular filter screen 2 is provided with a spring plate 12, the side wall of the mounting plate 5 is provided with a connecting port 8, the connecting port 8 is slidably connected with a mounting block 13, the spring plate 12 is fixedly connected with the mounting block 13, a spring 11 is fixedly arranged between the mounting block 13 and the connecting port 8, a plurality of arc-shaped protrusions 7 are fixedly installed on one side of the mounting block 13, one side of the connecting plate 19 is arc-shaped, the connecting plate 19 is in sliding contact with the mounting block 13 and the arc-shaped protrusions 7, and in the process of upward movement and downward movement of the brush plate 36, the arc-shaped end of the connecting plate 19 is in sliding contact with the mounting block 13 and the arc-shaped protrusions 7, and the spring 11 is matched, so that the spring plate 12 repeatedly vibrates the annular filter screen 2 to bounce off the foreign matter located on the outside.

[0023] As a further technical scheme of the present application, the roller 18 penetrates through one end of the mounting plate 5 and is sleeved with a gear ring 35, a sawtooth strip 29 engaged with the gear ring 35 is fixedly installed on one side of the rectangular frame 27, the sawtooth strip 29 is used to control the rotation of the roller 18, the electrical cabinet body 1 is slidably provided with a collecting box body 4, a scraper 17 in sliding contact with the roller 18 is fixedly installed in the collecting box body 4, the collecting box body 4 is convenient for collecting and removing the cleaned foreign matter, in the process of upward movement and downward movement of the brush plate 36, the roller 18 is controlled to rotate by driving the sawtooth strip 29 to move upward and downward, and in the process of rotation, the roller 18 is in contact with the scraper 17 to scrape off the foreign matter adhered thereto.

[0024] As a further technical scheme of the present application, the rotating roller 18, the toothed plate 15, the rectangular sliding port 10 and the rotating assembly are all two, one end of the two rotating shafts 30 is fixedly installed with the first belt pulley 24, the installation plate 5 is rotatably installed with the two second belt pulleys 34, the first belt pulley 24 and the second belt pulley 34 are sleeved with the connecting belt 26, by setting two toothed plates 15 to work at the same time, it is avoided that the brush hair is skewed when one of the toothed plates 15 is inserted into the brush hair, and the brush hair is deformed for a long time.

[0025] Working principle: Start the motor 31 (from Figure 9 the position to describe the motion trajectory), the motor 31 controls the missing gear 22 to rotate one circle (when the missing gear 22 engages with one of the full gears, it does not engage with the other two full gears, the missing gear 22 rotates one circle to drive the second full gear 32 and the third full gear 23 to rotate half a circle, and the first full gear 20 rotates multiple circles), the missing gear 22 first drives the second full gear 32 to rotate half a circle (the annular filter screen 2 and the toothed plate 15 are not moved), the second full gear 32 drives the disc 21 to rotate half a circle, through the cooperation of the sliding rod 25, the push rod 28 and the rectangular frame 27, the brush plate 36 can be driven to move up, in the process of moving up, the toothed plate 15 can brush off the dirt in the brush hair part of the brush plate 36; the missing gear 22 continues to drive the first full gear 20 to rotate half a circle (the brush plate 36 and the toothed plate 15 are not moved), the first full gear 20 drives the conveying roller 6 to rotate to convey the annular filter screen 2, in the moving process of the annular filter screen 2, the dirt on the outer side of the annular filter screen 2 can be scraped off through the inclined plate 3, the dynamic annular filter screen 2 can update the filter surface, has good heat dissipation effect, and the dynamic annular filter screen 2 is always in a cleaning state, has less dust and is easier to clean; the missing gear 22 finally drives the third full gear 23 to rotate (the brush plate 36 and the annular filter screen 2 are not moved), the third full gear 23 drives the rotating shaft 30 to rotate (the rotating shaft 30 drives the first belt pulley 24 connected thereto to rotate, through the limiting of the second belt pulley 34 and the cooperation of the connecting belt 26, the other first belt pulley 24 can be driven to rotate, so that the other rotating shaft 30 rotates in the opposite direction synchronously), through the limiting of the sliding column 14, the connecting cylinder 16, the connecting rod 33 and the rectangular sliding port 10, the toothed plate 15 is controlled to move, the blockage of the subsequent brush plate 36 to move down is removed, and the toothed plate 15 scrapes off the dirt at the lower end in the moving process through the contact with the rotating roller 18; Then the motor 31 controls the missing gear 22 to rotate one circle to drive the second full gear 32, the first full gear 20 and the third full gear 23 to rotate in turn; The second full gear 32 rotates half a circle (the annular filter screen 2 and the toothed plate 15 are not moved), the second full gear 32 drives the disc 21 to rotate half a circle, through the cooperation of the slide rod 25, the push rod 28 and the rectangular frame 27, the brush plate 36 can be driven to move downwards, and in the moving process, the sundries in the mesh of the annular filter screen 2 are pushed out; The first full gear 20 rotates (the brush plate 36 and the toothed plate 15 are not moved), to control the conveying of the annular filter screen 2; The third full gear 23 rotates (the brush plate 36 and the annular filter screen 2 are not moved), the third full gear 23 drives the rotating shaft 30 to rotate, through the limiting of the slide column 14, the connecting cylinder 16, the connecting rod 33 and the rectangular slide opening 10, when the tooth moves up and down on the brush plate 36, the sawtooth strip 29 can be driven to move up and down, through the cooperation of the sawtooth strip 29 and the tooth ring 35 (the contact part of the rotating roller 18 and the toothed plate 15 is smooth, through the limiting of the sawtooth strip 29 to the rotating roller 18, when the toothed plate 15 contacts with the rotating roller 18, the rotating roller 18 does not rotate), the rotating of the rotating roller 18 can be controlled, when the rotating roller 18 rotates, the sundries adhered to the scraper 17 can be scraped off; When the connecting plate 19 moves up and down, through the sliding contact of the arc-shaped end of the connecting plate 19 with the mounting block 13 and the arc-shaped protrusion 7, and the cooperation of the spring 11, the elastic plate 12 can also control the annular filter screen 2 to repeatedly vibrate, and the sundries located on the outside can be bounced down.

[0026] It is apparent to those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and that the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0027] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application being defined by the appended claims and their equivalents. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

Claims

1. An electrical cabinet facilitating switching of the heat dissipation surface, comprising an electrical cabinet body (1) and heat dissipation openings located on both sides of the electrical cabinet body (1), characterized in that, Two said heat dissipation port are provided with movable annular filter screen (2), the electrical cabinet body (1) outside fixedly installed with sliding contact with annular filter screen (2) inclined plate (3), each said heat dissipation port inside fixedly installed with two mounting plate (5), the mounting plate (5) on rotationally arranged transmission assembly for the transmission of annular filter screen (2), the mounting plate (5) side wall is throughly provided with slide groove (9), the annular filter screen (2) inside is provided with the brush assembly of sliding connection with slide groove (9), the mounting plate (5) one side rotationally arranged the connecting assembly of controlling the up and down reciprocating movement of brush assembly, the annular filter screen (2) below is provided with the toothed plate (15) of the cleaning of brush assembly, the mounting plate (5) one side rotationally installed with the rotating assembly of controlling toothed plate (15) movement, the mounting plate (5) one side is provided with the rectangular slip mouth (10) of the limiting of toothed plate (15), the mounting plate (5) inside fixedly installed with motor (31), the motor (31) output end fixedly installed with control connecting assembly, rotating assembly and the missing gear (22) of transmission assembly rotation.

2. The electrical cabinet with a heat dissipation net face convenient to switch according to claim 1, characterized in that, The transmission assembly includes four transmission rollers (6) for conveying the annular filter screen (2), wherein two of the transmission rollers (6) are rotatably connected with the side wall of the heat dissipation port, and the other two transmission rollers (6) are rotatably connected with the mounting plate (5), wherein one of the transmission rollers (6) is fixedly connected with a first full gear (20) through the mounting plate (5), and the first full gear (20) is engaged with the missing gear (22).

3. The electrical cabinet of claim 2, wherein, The brush assembly includes a connecting plate (19), a brush plate (36) is slidably arranged at the lower end of the connecting plate (19), an opening is formed in the mounting plate (5) on one side of the door body of the electrical cabinet body (1), and a pull-out plate (37) is slidably installed in the opening for replacing the brush plate (36). A vertical slot is formed in the pull-out plate (37) and communicates with the slide groove (9).

4. The electrical cabinet of claim 3, wherein, The connecting assembly includes a second full gear (32) rotatably connected with the mounting plate (5), the second full gear (32) is engaged with the missing gear (22), a disc (21) is fixedly installed at the outer end of the second full gear (32), a slide rod (25) is fixedly installed at the outer side of the disc (21), a push rod (28) is fixedly connected with one end of the connecting plate (19) through the slide groove (9), and a rectangular frame (27) is slidably connected with the slide rod (25) at one end of the push rod (28).

5. The electrical cabinet of claim 4, wherein, The rotating assembly includes a rotating shaft (30) rotatably connected with the mounting plate (5), a connecting rod (33) is fixedly installed at the end of the toothed plate (15) and slidably connected with the rectangular slip mouth (10), a telescopic assembly is arranged between the connecting rod (33) and the rotating shaft (30), and a third full gear (23) is fixedly installed at one end of the rotating shaft (30) and engaged with the missing gear (22).

6. The electrical cabinet of claim 5, wherein, The telescopic assembly includes a connecting cylinder (16) fixedly connected with the connecting rod (33) and a slide column (14) fixedly connected with the rotating shaft (30), and the slide column (14) is slidably connected with the connecting cylinder (16).

7. The electrical cabinet of claim 6, wherein, The inside of the annular filter screen (2) is provided with a elastic plate (12), the sidewall of the mounting plate (5) is provided with a connecting port (8), the connecting port (8) is slidably connected with a mounting block (13), the elastic plate (12) is fixedly connected with the mounting block (13), a spring (11) is fixedly arranged between the mounting block (13) and the connecting port (8), a plurality of arc-shaped lugs (7) are fixedly installed on one side of the mounting block (13), and the connecting plate (19) is arranged in an arc shape on one side.

8. The electrical cabinet of claim 7, wherein, The mounting plate (5) is rotatably provided with a rotating roller (18), the rotating roller (18) is in sliding contact with a toothed plate (15), the rotating roller (18) is provided with a toothed ring (35) at one end penetrating the mounting plate (5), the rectangular frame (27) is fixedly provided with a sawtooth rack (29) engaged with the toothed ring (35) on one side, and the sawtooth rack (29) is used for controlling the rotation of the rotating roller (18).

9. The electrical cabinet of claim 8, wherein, The rotating roller (18), the toothed plate (15), the rectangular sliding port (10) and the rotating assembly are all two, one end of the two rotating shafts (30) is fixedly provided with a first belt pulley (24), the mounting plate (5) is rotatably provided with two second belt pulleys (34), and the first belt pulley (24) and the second belt pulley (34) are provided with a connecting belt (26).

10. The electrical cabinet of claim 9, wherein, The electrical cabinet body (1) is slidably provided with a collecting box body (4), and the collecting box body (4) is fixedly provided with a scraper (17) in sliding contact with the rotating roller (18).

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