CN211792472U - Electric automatization dustproof switch board - Google Patents
Electric automatization dustproof switch board Download PDFInfo
- Publication number
- CN211792472U CN211792472U CN202020779003.0U CN202020779003U CN211792472U CN 211792472 U CN211792472 U CN 211792472U CN 202020779003 U CN202020779003 U CN 202020779003U CN 211792472 U CN211792472 U CN 211792472U
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- cabinet body
- side wall
- filter
- cabinet
- inner cavity
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- Expired - Fee Related
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Abstract
The utility model provides an electric automatization dustproof control cabinet, which comprises a cabinet body, wherein the front side of the cabinet body is provided with an opening, the opening is provided with a cabinet door, four corners of the rear side of an inner cavity of the cabinet body are provided with rollers, the inner cavity of the cabinet body is provided with a filter disc, and the filter disc is tensioned by four rollers to form a shape like a Chinese character 'kou'; the upper side wall and the lower side wall of the cabinet body are both provided with vents, one ends of the vents facing the inner cavity of the cabinet body are provided with elastic pressing plates, the centers of the elastic pressing plates are provided with vent holes arranged opposite to the vents, four corners of one side of the elastic pressing plates back to the vents are provided with sliding rods, the rear side wall of the inner cavity of the cabinet body is provided with a sliding rod support, the sliding rod support is provided with sliding holes, the sliding rods are provided with springs, and the filter plates are pressed on the upper side wall and the lower side wall through the elastic pressing plates; and the elastic pressing plate is provided with a ventilation fan. The utility model has the advantages of good heat dissipation and automatic dust absorption.
Description
Technical Field
The utility model relates to an electrical control cabinet field, concretely relates to electric automatization dustproof control cabinet.
Background
In the electrical automation equipment, the control cabinet is an indispensable carrier, and plays the role of installing and protecting electrical elements, because the electrical elements in the control cabinet can generate heat continuously when the electrical automation equipment works, the ventilation fan needs to be arranged to increase the air fluidity inside the control cabinet, but in the long-term work of the equipment, the ventilation fan can suck a large amount of dust to enable the dust to be gathered in the control cabinet, static electricity is easy to generate and the work reliability of the electrical elements in the control cabinet is influenced, aiming at the problems, the control cabinet on the market at present is often provided with a filter sheet at the air inlet position to filter the sucked air, although the method well solves the problem of dust accumulation inside the control cabinet, the filter sheet is easy to block due to excessive dust adsorption, the air fluidity is reduced, and the heat dissipation effect is reduced, if the problem that the filter plate needs to be replaced manually is solved, the time and labor are wasted, the replacement period of the filter plate needs to be checked frequently or set according to the working time, and the maintenance is not facilitated.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model aims to provide a good heat dissipation, operational environment cleanliness factor is good, and can adsorb the dust by automatic clearance, reduces the dust and blocks up the electric automatization dustproof control cabinet that the air intake influences the radiating effect.
Aiming at the problems, the following technical scheme is provided: an electric automation dustproof control cabinet comprises a cabinet body, wherein an opening is formed in the front side of the cabinet body, a cabinet door is arranged at the opening, rollers with axes perpendicular to the surface of the rear side wall are respectively arranged at four corners of the rear side wall of an inner cavity of the cabinet body, a filter disc is arranged in the inner cavity of the cabinet body, the filter disc is tensioned to be in a square shape through the four rollers to enable the filter disc to be close to the upper, lower, left and right side walls of the inner cavity of the cabinet body, and one of the four rollers is an electric roller for driving the filter disc to rotate on the four rollers in a circulating mode; the filter plate is characterized in that the upper side wall and the lower side wall of the cabinet body are respectively provided with a vent, one end of the vent, facing the inner cavity of the cabinet body, is provided with an elastic pressing plate, the center of the elastic pressing plate is provided with a vent hole opposite to the vent, one side of the elastic pressing plate, facing away from the vent, is provided with a slide bar at four corners, the rear side wall of the inner cavity of the cabinet body is provided with a slide bar support, the slide bar support is provided with a slide hole in sliding fit with the slide bar, the slide bar is provided with a spring, one end of the spring is supported by the elastic pressing plate, the other end of the spring is supported; and a ventilation fan is arranged at the ventilation hole on the side of the elastic pressure plate back to the ventilation hole.
In the structure, the filter disc is arranged in the cabinet body, the filter disc is tensioned by four rollers, the conveying of the filter disc is controlled by one of the rollers with power output, the filter disc is tightly attached to the ventilation opening under the pressure of the elastic pressure plate to ensure air tightness, meanwhile, the sliding conveying can be realized by the driving of the electric roller, when the control cabinet works, the electric roller continuously controls the filter disc to circularly and repeatedly convey and rotate, one ventilation opening on the upper side wall and the lower side wall of the cabinet body is an air inlet, the other ventilation opening is an air outlet, when the filter disc passes through the air inlet, dust entrained by air is sucked from the air inlet in a negative pressure manner, the dust is adsorbed and captured by the filter disc, when the dust on the filter disc reaches the air outlet along with the conveying of the filter disc, the air flows out from the air outlet due to the positive pressure state in the cabinet body, and the, thereby realizing the purpose of automatically cleaning the filter disc; the width of the filter sheet is equal to the distance between the front side and the rear side of the cabinet body, the electric roller can select a speed-reducing electric roller with a reduction box, the conveying speed of the filter sheet can be effectively reduced, and dust adsorbed and captured by the filter sheet is prevented from falling and accumulating in the cabinet body due to the fact that the conveying speed is too high; the opening part of the cabinet body is provided with a sealing edge, and one surface of the cabinet door facing the cabinet body is provided with a sealing strip which is in contact sealing with the sealing edge, so that the sealing performance of the cabinet body after the cabinet door is closed can be effectively ensured, and positive pressure is favorably established in the cabinet body.
The utility model discloses further set up to, elastic pressure plate is equipped with the guiding limit that upwarps, its tip kept away from the interior anchor ring of cassette setting gradually towards cassette direction of delivery's both sides.
In the structure, the guiding edge is used for guiding the filter sheet, so that the filter sheet can be gradually guided to enter between the elastic pressing plate and the upper side wall and the lower side wall, and the phenomenon that the edge of the elastic pressing plate scrapes the filter sheet to cause abrasion of the filter sheet and the adsorbed dust falls off is avoided.
The utility model discloses further set up to, vent department on the upper and lower lateral wall of cabinet body inner chamber all is equipped with the guide board, the guide board all is equipped with toward the both sides of cassette conveying direction and buckles toward cabinet body upper side wall or lower lateral wall direction and with the cabinet body upper side wall or the circular arc support edge of lower lateral wall butt joint, the guide board center is equipped with and forms the air passing channel who buckles toward cabinet body upper side wall or lower lateral wall direction through the punching press, air passing channel docks with the vent of cabinet body upper side wall or lower lateral wall position.
In the structure, the circular arc supporting edge can guide the filter sheet to enter the space between the elastic pressing plate and the upper side wall and the lower side wall and simultaneously can form a certain gap between the filter sheet and the upper side wall, the lower side wall, the left side wall and the right side wall, so that the filter sheet is prevented from being scraped in the conveying process; the bent air passing channel is provided with a bending radius, so that scraping of the filter plate can be reduced.
The utility model discloses further set up to, the cassette passes through the elastic pressing board and presses on the guide board.
In the structure, the filter sheet can be pushed to establish a sealed filtering state when the filter sheet needs to enter the position of the vent.
The utility model discloses further set up to, the vent of lateral wall department is the gas outlet on the cabinet body, the vent of lateral wall department is the air inlet under the cabinet body.
In the structure, because the dust in the air can fall down due to dead weight, the air inlet is arranged at the lower side wall of the cabinet body, the suction of the dust can be reduced as much as possible, and the air outlet positioned at the upper side wall of the cabinet body can blow off the dust in the air which falls in the air outlet due to dead weight while blowing off the dust adsorbed by the filter sheet.
The utility model discloses further set up to, the one end of slide opening towards elastic pressure plate is equipped with the shoulder hole, the one end that spring and slide bar support supported is located the shoulder hole.
In the structure, the spring is partially arranged in the stepped hole, so that the height of the spring can be effectively reduced while the rebound stroke of the spring is ensured, and a larger electric element installation space is provided for the cabinet body.
The utility model discloses further set up as, the cassette includes first non-woven fabrics layer, second non-woven fabrics layer and presss from both sides the sponge layer between first non-woven fabrics layer, second non-woven fabrics layer.
In the structure, the first non-woven fabric layer is close to the upper side wall, the lower side wall, the left side wall and the right side wall of the cabinet body to bear adsorption filtration, meanwhile, the friction of the first non-woven fabric layer and the second non-woven fabric layer can be reduced when the filter piece is conveyed, and the sponge layer is used for supporting the first non-woven fabric layer and the second non-woven fabric layer, so that the filter piece can be attached to the elastic pressing plate.
The utility model discloses further set up to, the setting of staggering about being on the vertical space of vent on the lateral wall on the cabinet body and the vent on the lateral wall under the cabinet body.
In the structure, air can flow through the inner cavity of the whole cabinet body as much as possible, and the heat dissipation effect is improved as much as possible.
The utility model discloses further set up to, still be equipped with the tensioning roller that is used for the tensioning cassette on the rear side lateral wall of cabinet body inner chamber.
In the above-mentioned structure, the tensioning roller is used for adjusting the tensioning cassette, avoids the cassette to appear relaxing and skidding because of long-term the use after.
The utility model discloses further set up to, cabinet body back is equipped with the butt joint pipe that communicates with cabinet body inner chamber, be equipped with the mounting panel on the cabinet body rear side inner wall.
In the structure, the butt joint pipe is used for connecting an electric circuit and can be used for fixing the cabinet body.
The utility model has the advantages that: the filter disc is arranged in the cabinet body, the four rollers are used for tensioning the filter disc, the conveying of the filter disc is controlled by one of the rollers with power output, the filter disc is tightly attached to the ventilation opening under the pressure of the elastic pressing plate to ensure air tightness, meanwhile, the sliding conveying can be realized through the driving of the electric roller, when the control cabinet works, the electric roller continuously controls the filter to convey and rotate repeatedly, one of the ventilation openings on the upper and lower side walls of the cabinet body is an air inlet, the other is an air outlet, when the filter sheet passes through the air inlet, dust entrained by air is sucked in from the air inlet under negative pressure, the dust is adsorbed and captured by the filter sheet, when the dust on the filter sheet is conveyed to the position of the air outlet along with the filter sheet, because the cabinet body is in a positive pressure state, air can flow out from the air outlet, and the flowing of the air can reversely blow off dust, so that the dust is separated from the filter, and the aim of automatically cleaning the filter is fulfilled; the width of the filter sheet is equal to the distance between the front side and the rear side of the cabinet body, the electric roller can select a speed-reducing electric roller with a reduction box, the conveying speed of the filter sheet can be effectively reduced, and dust adsorbed and captured by the filter sheet is prevented from falling and accumulating in the cabinet body due to the fact that the conveying speed is too high; the opening part of the cabinet body is provided with a sealing edge, and one surface of the cabinet door facing the cabinet body is provided with a sealing strip which is in contact sealing with the sealing edge, so that the sealing performance of the cabinet body after the cabinet door is closed can be effectively ensured, and positive pressure is favorably established in the cabinet body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the structural schematic diagram of the cabinet door opening state of the utility model.
Fig. 3 is a schematic view of a partial sectional structure of the cabinet body of the present invention.
Fig. 4 is a schematic diagram of the explosion structure of the present invention.
Fig. 5 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.
Fig. 6 is an enlarged schematic view of a portion B of fig. 3 according to the present invention.
Fig. 7 is an enlarged schematic view of the part C of fig. 4 according to the present invention.
Fig. 8 is a schematic view of the cross-sectional structure of the filter of the present invention.
The reference numbers in the figures mean: 10-a cabinet body; 11-opening; 111-sealing rim; 12-a cabinet door; 121-a sealing strip; 13-a roller; 14-a filter disc; 141-a first nonwoven layer; 142-a second nonwoven layer; 143-sponge layer; 15-a vent; 16-a slide bar support; 161-sliding hole; 162-a stepped bore; 17-a tension roll; 18-butt pipe; 19-mounting a plate; 20-an elastic pressure plate; 21-a vent hole; 211-rounding; 22-a slide bar; 23-a spring; 24-a leading edge; 30-a guide plate; 31-arc support rim; 32-gas passing channel; 321-rounding the bend.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 8, an electric automation dustproof control cabinet as shown in fig. 1 to 8 includes a cabinet body 10, an opening 11 is provided at a front side of the cabinet body 10, a cabinet door 12 is provided at the opening 11, rollers 13 are provided at four corners of a rear side wall of an inner cavity of the cabinet body 10, an axis of each roller 13 is perpendicular to a surface of the rear side wall, a filter sheet 14 is provided in the inner cavity of the cabinet body 10, the filter sheet 14 is tensioned to be in a shape of a square by four rollers 13 to be close to upper, lower, left and right side walls of the inner cavity of the cabinet body 10, and one of the four rollers 13 is an electric roller for driving the filter sheet 14 to rotate on the four rollers 13 in a circulating manner; the upper side wall and the lower side wall of the cabinet body 10 are both provided with a vent 15, one end of the vent 15 facing the inner cavity of the cabinet body 10 is provided with an elastic pressure plate 20, the center of the elastic pressure plate 20 is provided with a vent hole 21 arranged opposite to the vent 15, the orifice of the vent hole 21 is provided with a radius 211 for reducing scraping of the filter sheet 14, one side of the elastic pressure plate 20 facing away from the vent 15 is provided with a slide bar 22 at four corners, the rear side wall of the inner cavity of the cabinet body 10 is provided with a slide bar bracket 16, the slide bar bracket 16 is provided with a slide hole 161 in sliding fit with the slide bar 22, the slide bar 22 is provided with a spring 23, one end of the spring 23 is supported by the elastic pressure plate 20, the other end of the spring 23 is supported by the slide bar bracket 16, and; the side of the elastic pressing plate 20 opposite to the ventilation opening 15 is provided with a ventilation fan (not shown) at the ventilation opening 21.
In the structure, the filter sheet 14 is arranged in the cabinet body 10, the filter sheet 14 is tensioned by four rollers 13, the conveying of the filter sheet 14 is controlled by one of the rollers 13 with power output, the filter sheet 14 is tightly attached to the ventilation openings 15 under the pressure of the elastic pressing plate 20 to ensure air tightness, meanwhile, the sliding conveying can be realized by the driving of the electric roller, when the control cabinet works, the electric roller continuously controls the filter sheet 14 to circularly and repeatedly convey and rotate, one ventilation opening 15 on the upper side wall and the lower side wall of the cabinet body 10 is an air inlet, the other ventilation opening is an air outlet, when the filter sheet 14 passes through the air inlet, air carries dust and sucks in from the air inlet under negative pressure, the dust is adsorbed and captured by the filter sheet 14, when the dust on the filter sheet 14 reaches the air outlet along with the conveying of the filter sheet 14, the air flows out from the air outlet due to the positive pressure state in the cabinet body, dust is separated from the filter 14, so that the purpose of automatically cleaning the filter 14 is achieved; the width of the filter sheet 14 is equal to the distance between the front side and the rear side of the cabinet body 10, and the electric roller can be a speed reduction electric roller with a reduction box, so that the conveying speed of the filter sheet 14 can be effectively reduced, and the phenomenon that dust adsorbed and captured by the filter sheet 14 falls off and is accumulated in the cabinet body 10 due to the fact that the conveying speed is too high is avoided; the opening 11 department of the cabinet body 10 is equipped with the sealing edge 111, and the cabinet door 12 is equipped with the sealing strip 121 sealed with the sealing edge 111 contact towards the one side of the cabinet body 10, can effectively guarantee the cabinet body 10 leakproofness after the cabinet door 12 closes, is favorable to establishing the malleation in the cabinet body 10.
In this embodiment, the two sides of the elastic pressing plate 20 facing the conveying direction of the filter sheet 14 are provided with guiding edges 24 which are tilted upwards and the end parts of which are gradually far away from the inner annular surface of the filter sheet 14.
In the above structure, the guiding edge 24 is used for guiding the filter sheet 14, so that the filter sheet 14 can be gradually guided into the space between the elastic pressing plate 20 and the upper and lower sidewalls, and abrasion of the filter sheet 14 and falling off of adsorbed dust caused by scraping of the filter sheet 14 by the edge of the elastic pressing plate 20 are avoided.
In this embodiment, vent 15 department on the upper and lower lateral wall of the internal chamber of cabinet 10 all is equipped with guide plate 30, guide plate 30 all is equipped with towards the both sides of 14 direction of transfer of cassette filter and buckles toward lateral wall or lower lateral wall direction on the cabinet body 10 and with the circular arc support edge 31 of lateral wall or lower lateral wall butt joint on the cabinet body 10, guide plate 30 center is equipped with and forms the air channel 32 of crossing who buckles toward lateral wall or lower lateral wall direction on the cabinet body 10 through the punching press, air channel 32 and the vent 15 butt joint of lateral wall position on the cabinet body 10 or lower lateral wall position.
In the above structure, the arc support edge 31 can guide the filter sheet 14 to enter between the elastic pressing plate 20 and the upper and lower side walls and simultaneously can form a certain gap between the filter sheet 14 and the upper, lower, left and right side walls, thereby preventing the filter sheet 14 from being scraped by the upper, lower, left and right side walls during transportation; the bent air passage 32 is provided with a rounded bend 321, which also reduces scraping of the filter sheet 14.
In this embodiment, the filter sheet 14 is pressed against the guide plate 30 by the elastic pressing plate 20.
In the above structure, the filter sheet 14 can be pushed to establish a sealed filtering state when the filter sheet needs to enter the position of the vent 15.
In this embodiment, the ventilation opening 15 at the upper side wall of the cabinet 10 is an air outlet, and the ventilation opening 15 at the lower side wall of the cabinet 10 is an air inlet.
In the above structure, since the dust in the air will fall down due to its own weight, the suction of the dust can be reduced as much as possible by arranging the air inlet at the lower side wall of the cabinet 10, and the dust falling in the air outlet due to its own weight can be blown off while the dust adsorbed by the filter sheet 14 is blown off at the air outlet at the upper side wall of the cabinet 10.
In this embodiment, a stepped hole 162 is formed at an end of the sliding hole 161 facing the elastic pressing plate 20, and an end of the spring 23 supported by the sliding rod bracket 16 is located in the stepped hole 162.
In the above structure, placing a part of the spring 23 in the stepped hole 162 can ensure the rebound stroke of the spring 23 and effectively reduce the height of the spring 23, thereby providing a larger installation space for the electrical components in the cabinet.
In this embodiment, the filter sheet 14 includes a first nonwoven fabric layer 141, a second nonwoven fabric layer 142, and a sponge layer 143 sandwiched between the first nonwoven fabric layer 141 and the second nonwoven fabric layer 142.
In the above structure, the first nonwoven fabric layer 141 is close to the upper, lower, left and right side walls of the cabinet 10 to absorb and filter, and the first nonwoven fabric layer 141 and the second nonwoven fabric layer 142 reduce friction when the filter sheet 14 is conveyed, and the sponge layer 143 is used to support the first nonwoven fabric layer 141 and the second nonwoven fabric layer 142, so that the filter sheet 14 can be more attached to the elastic pressing plate 20.
In this embodiment, the ventilation openings 15 on the upper side wall of the cabinet 10 and the ventilation openings 15 on the lower side wall of the cabinet 10 are staggered from left to right in a vertical space.
In the above structure, air can flow through the whole inner cavity of the cabinet 10 as much as possible, and the heat dissipation effect is improved as much as possible.
In this embodiment, a tensioning roller 17 for tensioning the filter sheet is further disposed on the rear side wall of the inner cavity of the cabinet 10.
In the structure, the tensioning roller 17 is used for adjusting the tensioning filter plate 14, so that the filter plate 14 is prevented from loosening and slipping after long-term use.
In this embodiment, the back of the cabinet 10 is provided with a butt joint pipe 18 communicated with the inner cavity of the cabinet 10, and the inner wall of the rear side of the cabinet 10 is provided with a mounting plate 19.
In the above structure, the butt joint pipe 18 is used for connecting an electric circuit and can be used for fixing the cabinet 10; the mounting plate 19 is a bakelite plate for mounting and carrying electrical components.
The utility model has the advantages that: the filter 14 is arranged in the cabinet body 10, the filter 14 is tensioned by four rollers 13, the conveying of the filter 14 is controlled by one of the rollers 13 with power output, the filter 14 is tightly attached to the ventilation opening 15 under the pressure of the elastic pressing plate 20 to ensure air tightness, meanwhile, the sliding conveying can be realized by the driving of the electric roller, when the control cabinet works, the electric roller continuously controls the filter 14 to circularly and repeatedly convey and rotate, one ventilation opening 15 on the upper side wall and the lower side wall of the cabinet body 10 is an air inlet, the other ventilation opening is an air outlet, when the filter 14 passes through the air inlet, dust entrained by air is sucked in from the air inlet under negative pressure, the dust is adsorbed and captured by the filter 14, when the dust on the filter 14 reaches the air outlet along with the conveying of the filter 14, because the cabinet body 10 is in a positive pressure state, the air flows out from the air outlet, at the moment, the, dust is separated from the filter 14, so that the purpose of automatically cleaning the filter 14 is achieved; the width of the filter sheet 14 is equal to the distance between the front side and the rear side of the cabinet body 10, and the electric roller can be a speed reduction electric roller with a reduction box, so that the conveying speed of the filter sheet 14 can be effectively reduced, and the phenomenon that dust adsorbed and captured by the filter sheet 14 falls off and is accumulated in the cabinet body 10 due to the fact that the conveying speed is too high is avoided; the opening 11 department of the cabinet body 10 is equipped with the sealing edge 111, and the cabinet door 12 is equipped with the sealing strip 121 sealed with the sealing edge 111 contact towards the one side of the cabinet body 10, can effectively guarantee the cabinet body 10 leakproofness after the cabinet door 12 closes, is favorable to establishing the malleation in the cabinet body 10.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an electric automatization dustproof control cabinet, includes the cabinet body, cabinet body front side is equipped with the opening, the opening part is equipped with cabinet door, its characterized in that: four corners of the rear side wall of the inner cavity of the cabinet body are respectively provided with a roller with an axis vertical to the surface of the rear side wall, the inner cavity of the cabinet body is provided with a filter sheet, the filter sheet is tensioned into a square shape by the four rollers to be close to the upper, lower, left and right side walls of the inner cavity of the cabinet body, and one of the four rollers is an electric roller for driving the filter sheet to rotate on the four rollers in a circulating manner; the filter plate is characterized in that the upper side wall and the lower side wall of the cabinet body are respectively provided with a vent, one end of the vent, facing the inner cavity of the cabinet body, is provided with an elastic pressing plate, the center of the elastic pressing plate is provided with a vent hole opposite to the vent, one side of the elastic pressing plate, facing away from the vent, is provided with a slide bar at four corners, the rear side wall of the inner cavity of the cabinet body is provided with a slide bar support, the slide bar support is provided with a slide hole in sliding fit with the slide bar, the slide bar is provided with a spring, one end of the spring is supported by the elastic pressing plate, the other end of the spring is supported; and a ventilation fan is arranged at the ventilation hole on the side of the elastic pressure plate back to the ventilation hole.
2. The electric automatization dustproof switch board of claim 1 characterized in that: the two sides of the elastic pressure plate facing the conveying direction of the filter sheet are provided with guide edges which are upwarped and the end parts of which are gradually far away from the inner annular surface of the filter sheet.
3. The electric automatization dustproof switch board of claim 2 characterized in that: the utility model discloses a cabinet, including cabinet body, cabinet body inner chamber, guide plate, circular arc support edge, guide plate center is equipped with the air channel that passes that forms toward cabinet body upper side wall or lower lateral wall direction buckle through the punching press, the air channel butt joint of side wall or lower lateral wall position on the air channel department on the upper and lower lateral wall of cabinet body inner chamber all is equipped with the guide plate, the guide plate all is equipped with towards the both sides of cassette filter direction of delivery and buckles toward cabinet body upper side wall or lower lateral wall direction and supports the reason with the circular arc that cabinet body upper side wall or lower lateral.
4. The electric automatization dustproof switch board of claim 3 characterized in that: the filter disc is pressed on the guide plate through the elastic pressing plate.
5. The electric automatization dustproof switch board of claim 1 characterized in that: the ventilation opening of the upper side wall of the cabinet body is an air outlet, and the ventilation opening of the lower side wall of the cabinet body is an air inlet.
6. The electric automatization dustproof switch board of claim 1 characterized in that: one end of the sliding hole, which faces the elastic pressing plate, is provided with a stepped hole, and one end of the spring, which is supported by the sliding rod support, is positioned in the stepped hole.
7. The electric automatization dustproof switch board of claim 1 characterized in that: the filter sheet comprises a first non-woven fabric layer, a second non-woven fabric layer and a sponge layer sandwiched between the first non-woven fabric layer and the second non-woven fabric layer.
8. The electric automatization dustproof switch board of claim 1 characterized in that: the ventilation openings on the upper side wall of the cabinet body and the ventilation openings on the lower side wall of the cabinet body are arranged in a left-right staggered mode in a vertical space.
9. The electric automatization dustproof switch board of claim 1 characterized in that: and a tensioning roller for tensioning the filter disc is further arranged on the side wall of the rear side of the inner cavity of the cabinet body.
10. The electric automatization dustproof switch board of claim 1 characterized in that: the back of the cabinet body is provided with a butt joint pipe communicated with the inner cavity of the cabinet body, and the inner wall of the rear side of the cabinet body is provided with a mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020779003.0U CN211792472U (en) | 2020-05-12 | 2020-05-12 | Electric automatization dustproof switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020779003.0U CN211792472U (en) | 2020-05-12 | 2020-05-12 | Electric automatization dustproof switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211792472U true CN211792472U (en) | 2020-10-27 |
Family
ID=72957146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020779003.0U Expired - Fee Related CN211792472U (en) | 2020-05-12 | 2020-05-12 | Electric automatization dustproof switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211792472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115296190A (en) * | 2022-10-09 | 2022-11-04 | 黑龙江德恩电力集团有限公司 | A heat-dissipation power distribution cabinet for automated control |
-
2020
- 2020-05-12 CN CN202020779003.0U patent/CN211792472U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115296190A (en) * | 2022-10-09 | 2022-11-04 | 黑龙江德恩电力集团有限公司 | A heat-dissipation power distribution cabinet for automated control |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |