CN115663652B - Power engineering is with low tension electricity cabinet - Google Patents
Power engineering is with low tension electricity cabinet Download PDFInfo
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- CN115663652B CN115663652B CN202211443619.0A CN202211443619A CN115663652B CN 115663652 B CN115663652 B CN 115663652B CN 202211443619 A CN202211443619 A CN 202211443619A CN 115663652 B CN115663652 B CN 115663652B
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Abstract
The invention discloses a power cabinet for power engineering, and relates to the technical field of voltage-resisting power cabinets. This power engineering is with low-voltage power cabinet, including low-voltage power cabinet body, low-voltage power cabinet body one side is equipped with self-adaptation air-out mechanism, low-voltage power cabinet body opposite side is equipped with rotation fan and impurity clearance mechanism, self-adaptation air-out mechanism includes first fixed frame, first fixed frame inlays and locates low-voltage power cabinet body one side. This low-voltage power cabinet for electric power engineering through impurity clearance mechanism's design, can still appear high temperature when the inside temperature of power cabinet body is under the condition that has outside wind-force to circulate and do not subtract, when continuously rising temperature's state, the temperature of this moment power cabinet body inner wall will transmit to arc heat conduction plate surface to inside the square body of being heated through arc heat conduction plate conduction, thereby reach the work effect of carrying out self-cleaning to square air-out net, prevent because square air-out net is by the problem of jam to appear.
Description
Technical Field
The invention relates to the technical field of voltage-resisting power cabinets, in particular to a power cabinet for power engineering.
Background
The high-low voltage power distribution cabinet is the power distribution equipment for distributing, controlling, metering and connecting cables in an electric power supply system, the high-voltage switch cabinet is used in general power supply offices and power substations, then the low-voltage side is led out to the low-voltage power distribution cabinet through the voltage reduction of a transformer, the low-voltage power distribution cabinet is further connected to the distribution board of each power utilization, the control box and the switch box, and the equipment of the power distribution device which integrally meets the design function requirement is arranged inside the power distribution cabinet through protecting devices such as switches, circuit breakers, fuses, buttons, indication lamps, meters and wires.
At present, the existing low-voltage power cabinet basically performs heat dissipation work through a heat dissipation network in the use process, and because a fan is preset in the general low-voltage power cabinet, when the temperature in the low-voltage power cabinet is too high, heat dissipation can be performed through the fan, but because external dust and impurities are easily adhered to an air inlet network of the low-voltage power cabinet, the flow rate passing through the air inlet network is influenced, and therefore, further improvement is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a low-voltage power cabinet for power engineering, which realizes the purpose of solving the problems.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the low-voltage power cabinet for the power engineering comprises a low-voltage power cabinet body, wherein one side of the low-voltage power cabinet body is provided with a self-adaptive air outlet mechanism, and the other side of the low-voltage power cabinet body is provided with a rotating fan and an impurity cleaning mechanism;
the self-adaptive air outlet mechanism comprises a first fixed frame, wherein the first fixed frame is embedded on one side of the low-voltage power cabinet body, square air inlet nets are embedded in the first fixed frame, heat conduction connecting columns are fixedly connected to two sides of the top of the inner cavity of the low-voltage power cabinet body, round sealing pipes are fixedly connected to the bottoms of the two heat conduction connecting columns, round connecting columns are fixedly connected to the bottoms of the two round sealing pipes in a sliding manner, arc-shaped connecting rods are fixedly connected to the bottoms of the two round connecting columns, and square wind shields are fixedly connected to one sides of the two arc-shaped connecting rods;
the impurity cleaning mechanism comprises a second fixed frame, the second fixed frame is embedded in one side of the low-voltage power cabinet body, a square air outlet net is embedded in the second fixed frame, an arc-shaped heat conducting plate is fixedly connected to one side of the low-voltage power cabinet body, a square heat receiving pipe body is fixedly connected to the bottom of the arc-shaped heat conducting plate, a first magnetic attraction block is connected to the inside of the square heat receiving pipe body, a square connection shell is fixedly connected to one side of the outside of the low-voltage power cabinet body, a second magnetic attraction block is connected to the inside of the square connection shell, a connection cleaning plate is fixedly connected to the bottom of the second magnetic attraction block, a cleaning brush is fixedly connected to one side of the connection cleaning plate, a plurality of arc-shaped scraping grooves are formed in the inside of the long scraping plate.
Preferably, the square wind shield contacts with the square air inlet net, and the square wind shield has the same area as the square air inlet net, so that the square wind shield can conveniently block the square air inlet net.
Preferably, the first magnetic attraction block is externally connected with the inside of the square heated pipe body in a sliding manner, the second magnetic attraction block is externally connected with the inside of the square connecting shell in a sliding manner, so that the first magnetic attraction block can slide in the inside of the square heated pipe body, and the second magnetic attraction block can slide in the inside of the square connecting shell.
Preferably, the first magnetic attraction block and the second magnetic attraction block are arranged to be heteropolar in magnetism, and the first magnetic attraction block is connected with the second magnetic attraction block through magnetism, so that attraction between the first magnetic attraction block and the second magnetic attraction block can be facilitated.
Preferably, the outer surface of the cleaning brush is contacted with the outer surface of the square air outlet net, and the long scraping plate is inclined, so that the cleaning brush can conveniently clean the square air outlet net.
Preferably, the long scraper blade is located square air-out net one side, the clearance brush is in the coplanar with long scraper blade, can be convenient for clear up the brush and clear up work to square air-out net.
Preferably, a temperature sensor is arranged on one side inside the low-voltage power cabinet body, and the temperature sensor is electrically connected with the rotating fan, so that the temperature sensor can control the rotating fan.
Preferably, an exhaust hole is formed in one side of the square heat receiving pipe body, and the exhaust hole is communicated with the square heat receiving pipe body, so that the square heat receiving pipe body can be conveniently exhausted.
Preferably, a plurality of circular air outlet holes are formed in one side of the low-voltage power cabinet body, and the circular air outlet holes are formed in the bottom of the square air inlet net, so that heat dissipation of the low-voltage power cabinet body can be facilitated.
The invention provides a power cabinet for power engineering. The beneficial effects are as follows:
1. this low-voltage power cabinet for electric power engineering, through the design of self-adaptation air-out mechanism, can be heated and when transmitting the high temperature to circular sealed tube inside as the heat conduction spliced pole, because the air between circular sealed tube and the circular spliced pole will be heated the inflation, so the gaseous circular spliced pole that will promote after the thermal expansion moves downwards, circular spliced pole removes and will drive the arc connecting rod simultaneously and remove work, the arc connecting rod also can drive square deep bead and remove when removing and leave square air inlet net surface when square deep bead, square air inlet net is in the open state this moment, rotate fan work then can become the air of outside through its rotation into the air current of circulation inside through square air inlet net, thereby reach and carry out heat to the inside high temperature of low-voltage power cabinet body and take away and dispel with radiating work effect, so that the air current that will rotate the fan produced circulates and discharge, the inside thermal work effect of low-voltage power cabinet body, prevent because the air outlet net of device does not set up suitable shielding and lead to dust and impurity all to adhere to the problem on the air outlet net surface to appear, guaranteed the air outlet net.
2. This low-voltage power cabinet for electric power engineering through impurity clearance mechanism's design, can still appear high temperature when the inside temperature of low-voltage power cabinet body is not subtracted under the condition that has outside wind-force to circulate, when continuously the state of rising temperature, this moment low-voltage power cabinet body inner wall's temperature will transmit to arc heat conduction board surface, and inside the square pipe body that is heated through arc heat conduction board conduction, this moment because the sealing gas between first magnetism piece and the square heat pipe body one side is heated, so sealing gas can produce the inflation, first magnetism piece will be moved through magnetism drive second magnetism piece this moment, the second magnetism piece is moved at the in-process that removes can drive the connection clearance board in step and remove at the in-process that removes still, the clearance brush is scraped to the clearance through its square air-out net surface in-process that removes, thereby reach and carry out self-cleaning's work effect to square air-out net, prevent because the square air-out net is blocked and lead to the problem that the intake diminishes appears, in order to avoid the inside high temperature of low-voltage power cabinet body to lead to the fact the heat dissipation element to appear, the problem of ageing even.
3. This low-voltage power cabinet for electric power engineering through impurity clearance mechanism's design, can contact with long scraper blade when connecting the clearance board and constantly removing, can strike off the work effect of connecting the impurity on clearance board surface at the in-process of connecting clearance board and long scraper blade to contact, prevents to lead to the problem that square air-out net cleaning effect is not good because the impurity of clearance brush surface adhesion is too much to appear, has guaranteed the result of use of device.
4. According to the low-voltage power cabinet for the power engineering, through the design of the impurity cleaning mechanism, the cleaning hairbrush can be combed and smoothed, the problems that the effect is poor when the surface of the square air outlet net is cleaned in the later stage of the cleaning hairbrush is influenced due to the knotting and winding state of the surface of the cleaning hairbrush are prevented, and the use effect is enhanced; when the arc is scraped to the clearance brush, dust and impurity will be scraped by long scraper blade, because long scraper blade sets up to the form of sloping, so impurity and dust will drop through its inclined plane to make the arc scrape the groove be difficult to by impurity and dust filling up, guarantee to the cleaning efficiency of clearance brush, prevent because outside dust and impurity adhere on the air inlet net of electric power cabinet easily, lead to appearing through the problem that the air inlet net velocity of flow receives the influence.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present invention;
FIG. 2 is a schematic view of the circular outlet view angle in the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is a side cross-sectional view of the body of the power cabinet of the present invention;
FIG. 5 is a schematic view of a part of the structure of the adaptive air-out mechanism in the present invention;
FIG. 6 is a side cross-sectional view of the body of the power cabinet from the temperature sensor perspective of the present invention;
FIG. 7 is a schematic view of a part of the impurity cleaning mechanism according to the present invention;
FIG. 8 is a schematic view of the structure of an elongated blade and an arcuate slot in the present invention;
FIG. 9 is a schematic cross-sectional view of a second magnetic block according to the present invention;
fig. 10 is a schematic cross-sectional view of a first magnetic block according to the present invention.
In the figure: 1. a low-voltage power cabinet body; 2. the self-adaptive air outlet mechanism; 201. a first fixing frame; 202. square air inlet net; 203. a thermally conductive connecting column; 204. a circular sealing tube; 205. a circular connecting column; 206. an arc-shaped connecting rod; 207. square wind shield; 3. rotating the fan; 4. impurity cleaning mechanism; 401. a second fixing frame; 402. square air outlet net; 403. an arc-shaped heat conducting plate; 404. square heat-receiving pipe body; 405. a first magnetic block; 406. a square connecting shell; 407. a second magnetic block; 408. connecting a cleaning plate; 409. cleaning a hairbrush; 410. an elongated scraper; 411. arc scraping grooves; 5. a temperature sensor; 6. an exhaust hole; 7. and a circular air outlet hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a low-voltage power cabinet for electric power engineering, includes low-voltage power cabinet body 1, and 1 one side of low-voltage power cabinet is equipped with self-adaptation play fan mechanism 2, and 1 opposite side of low-voltage power cabinet is equipped with rotation fan 3 and impurity clearance mechanism 4;
the self-adaptive air outlet mechanism 2 comprises a first fixed frame 201, wherein the first fixed frame 201 is embedded on one side of the power cabinet body 1, a square air inlet net 202 is embedded in the first fixed frame 201, heat conduction connecting columns 203 are fixedly connected to two sides of the top of an inner cavity of the power cabinet body 1, round sealing pipes 204 are fixedly connected to the bottoms of the two heat conduction connecting columns 203, round connecting columns 205 are slidably connected to the interiors of the two round sealing pipes 204, arc-shaped connecting rods 206 are fixedly connected to the bottoms of the two round connecting columns 205, and square wind shields 207 are fixedly connected to one sides of the two arc-shaped connecting rods 206;
the impurity cleaning mechanism 4 comprises a second fixing frame 401, the second fixing frame 401 is embedded on one side of the low-voltage power cabinet body 1, a square air outlet net 402 is embedded in the second fixing frame 401, an arc-shaped heat conducting plate 403 is fixedly connected to one side of the low-voltage power cabinet body 1, a square heat receiving pipe 404 is fixedly connected to the bottom of the arc-shaped heat conducting plate 403, a first magnetic attraction block 405 is connected to the inside of the square heat receiving pipe 404, a square connecting shell 406 is fixedly connected to one side of the outside of the low-voltage power cabinet body 1, a second magnetic attraction block 407 is connected to the inside of the square connecting shell 406, a connecting cleaning plate 408 is fixedly connected to the bottom of the second magnetic attraction block 407, a cleaning brush 409 is fixedly connected to one side of the connecting cleaning plate 408, a plurality of arc-shaped scraping grooves 411 are formed in the inside of the long scraping plate 410.
The square wind shield 207 is contacted with the square air inlet net 202, and the square wind shield 207 and the square air inlet net 202 have the same area, so that the square wind shield 207 can conveniently block the square air inlet net 202.
The outside of first magnetic attraction piece 405 is connected with the inside sliding of square heat receiving pipe body 404, and the outside of second magnetic attraction piece 407 is connected with the inside sliding of square coupling shell 406, can be convenient for the inside sliding of first magnetic attraction piece 405 in square heat receiving pipe body 404, can be convenient for the outside sliding of second magnetic attraction piece 407 in square coupling shell 406.
The first magnetic attraction block 405 and the second magnetic attraction block 407 are arranged to be heteropolar in magnetism, and the first magnetic attraction block 405 and the second magnetic attraction block 407 are connected through magnetism, so that attraction between the first magnetic attraction block 405 and the second magnetic attraction block 407 can be facilitated.
The outer surface of the cleaning brush 409 contacts with the outer surface of the square air outlet net 402, and the long scraper 410 is inclined, so that the cleaning brush 409 can clean the square air outlet net 402 conveniently.
The long scraper 410 is arranged on one side of the square air outlet net 402, and the cleaning hairbrush 409 and the long scraper 410 are positioned on the same plane, so that the cleaning hairbrush 409 can conveniently clean the square air outlet net 402.
One side inside the low-voltage power cabinet body 1 is provided with a temperature sensor 5, and the temperature sensor 5 is electrically connected with the rotating fan 3, so that the temperature sensor 5 can control the rotating fan 3.
One side of the square heat receiving pipe 404 is provided with an exhaust hole 6, and the exhaust hole 6 is communicated with the square heat receiving pipe 404, so that the square heat receiving pipe 404 can be conveniently exhausted.
A plurality of circular air outlet holes 7 are formed in one side of the low-voltage power cabinet body 1, and the plurality of circular air outlet holes 7 are formed in the bottom of the square air inlet net 202, so that heat dissipation of the low-voltage power cabinet body 1 can be facilitated.
When the temperature inside the low-voltage power cabinet body 1 is too high and heat dissipation is needed, the high temperature is transmitted to the inside of the temperature sensor 5 and a working signal is generated, at the moment, the temperature sensor 5 can control the fan blades inside the rotary fan 3 to start to rotate and discharge and release through the round air outlet 7, so that the working effect of heat dissipation on the temperature inside the low-voltage power cabinet body 1 is achieved;
when the temperature inside the low-voltage power cabinet body 1 is too high and heat is required to be dissipated, the high temperature can be directly transferred to the surface of the heat conduction connecting column 203 through the inner wall of the low-voltage power cabinet body 1, at the moment, the heat conduction connecting column 203 is heated and transfers the high temperature to the inside of the circular sealing pipe 204, and because the air between the circular sealing pipe 204 and the circular connecting column 205 is heated and expanded, the heated and expanded air can push the circular connecting column 205 to move downwards, the circular connecting column 205 moves to synchronously drive the arc connecting rod 206 to move, the arc connecting rod 206 also drives the square wind shield 207 to move when moving, when the square wind shield 207 moves and leaves the surface of the square wind shield 202, the square wind shield 202 is in an open state, and when the rotating fan 3 works, the outside air is changed into flowing air through the inside the square wind shield 202 through rotation of the rotating fan 3, so that the working effect of carrying away heat and dissipating the high temperature inside the low-voltage power cabinet body 1 is achieved, the air flow generated by the rotating fan 3 is discharged, the working effect of synchronously drives the arc connecting rod 206 to move, the square wind shield 207 is prevented from being adhered to the surface of dust and dust is prevented from being adhered to the surface of the wind shield;
when the temperature inside the low-voltage power cabinet body 1 still has high temperature without reduction under the condition that external wind power circulates and continuously rises, the temperature of the inner wall of the low-voltage power cabinet body 1 is transmitted to the surface of the arc-shaped heat conducting plate 403 and is conducted to the inside of the square heat receiving pipe body 404 through the arc-shaped heat conducting plate 403, at the moment, sealing gas between the first magnetic attraction block 405 and one side of the square heat receiving pipe body 404 is heated, so that the sealing gas expands, the first magnetic attraction block 405 drives the second magnetic attraction block 407 to move through magnetism, the second magnetic attraction block 407 synchronously drives the connecting cleaning plate 408 to move in the moving process, the connecting cleaning plate 408 synchronously drives the cleaning brush 409 to move in the moving process, and the surface of the square air outlet net 402 is cleaned through the cleaning brush 409 in the moving process, so that the self-cleaning work effect of the square air outlet net 402 is achieved, the problem that the air inlet amount is reduced due to the blockage of the square air outlet net 402 is prevented, and the hidden danger of heat dissipation elements inside the low-voltage power cabinet body 1 is avoided;
when the connection cleaning plate 408 continuously moves, the connection cleaning plate 408 is contacted with the long scraping plate 410, and impurities on the surface of the connection cleaning plate 408 can be scraped in the process of contacting the connection cleaning plate 408 with the long scraping plate 410, so that the problem that the cleaning effect on the square air outlet net 402 is poor due to excessive impurities adhered to the surface of the cleaning brush 409 is prevented, and the using effect of the device is ensured;
through the design of the arc scraping groove 411, the cleaning hairbrush 409 can be combed and smoothed, the problem that the cleaning hairbrush 409 has poor effect in cleaning the surface of the square air outlet net 402 in the later stage due to the knotting and winding state of the surface of the cleaning hairbrush 409 is prevented, and the use effect is enhanced;
when the cleaning brush 409 brushes across the arc scraping slot 411, dust and impurities are scraped off by the long scraping plate 410, and the long scraping plate 410 is inclined, so that the impurities and the dust fall off through the inclined surface of the long scraping plate 410, and the arc scraping slot 411 is not easy to be filled with the impurities and the dust, so that the cleaning efficiency of the cleaning brush 409 is ensured.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. The utility model provides a power engineering is with low-voltage power cabinet, includes low-voltage power cabinet body (1), its characterized in that: one side of the low-voltage power cabinet body (1) is provided with a self-adaptive air outlet mechanism (2), and the other side of the low-voltage power cabinet body (1) is provided with a rotating fan (3) and an impurity cleaning mechanism (4);
the self-adaptive air outlet mechanism (2) comprises a first fixed frame (201), wherein the first fixed frame (201) is embedded on one side of a low-voltage electric power cabinet body (1), square air inlet nets (202) are embedded in the first fixed frame (201), heat conduction connecting columns (203) are fixedly connected to two sides of the top of an inner cavity of the low-voltage electric power cabinet body (1), round sealing pipes (204) are fixedly connected to the bottoms of the two heat conduction connecting columns (203), round connecting columns (205) are fixedly connected to the bottoms of the two round sealing pipes (204) in a sliding mode, arc connecting rods (206) are fixedly connected to the bottoms of the two round connecting columns (205), and square wind shields (207) are fixedly connected to one side of each arc connecting rod (206);
the impurity cleaning mechanism (4) comprises a second fixed frame (401), the second fixed frame (401) is embedded on one side of the low-voltage electric power cabinet body (1), a square air outlet net (402) is embedded in the second fixed frame (401), an arc-shaped heat conducting plate (403) is fixedly connected to one side of the low-voltage electric power cabinet body (1), a square heat receiving pipe body (404) is fixedly connected to the bottom of the arc-shaped heat conducting plate (403), a first magnetic suction block (405) is connected to the inner side of the square heat receiving pipe body (404), a square connecting shell (406) is fixedly connected to one side of the outer side of the low-voltage electric power cabinet body (1), a second magnetic suction block (407) is connected to the inner side of the square connecting shell (406), a cleaning plate (408) is fixedly connected to one side of the connecting cleaning brush (409), a plurality of scraping grooves (411) are formed in the inner side of the arc-shaped scraping plate (410);
the square wind shield (207) is in contact with the square air inlet net (202), and the square wind shield (207) and the square air inlet net (202) have the same area;
the outer part of the first magnetic attraction block (405) is in sliding connection with the inner part of the square heat receiving pipe body (404), and the outer part of the second magnetic attraction block (407) is in sliding connection with the inner part of the square connecting shell (406);
the first magnetic attraction block (405) and the second magnetic attraction block (407) are arranged in different poles in a magnetic way, and the first magnetic attraction block (405) is connected with the second magnetic attraction block (407) through magnetism;
the outer surface of the cleaning brush (409) is contacted with the outer surface of the square air outlet net (402), and the long scraping plate (410) is inclined;
the long scraping plate (410) is arranged on one side of the square air outlet net (402), and the cleaning hairbrush (409) and the long scraping plate (410) are positioned on the same plane;
a temperature sensor (5) is arranged at one side of the inside of the low-voltage power cabinet body (1), and the temperature sensor (5) is electrically connected with the rotary fan (3);
an exhaust hole (6) is formed in one side of the square heat receiving pipe body (404), and the exhaust hole (6) is communicated with the square heat receiving pipe body (404);
a plurality of round air outlet holes (7) are formed in one side of the low-voltage electric power cabinet body (1), and the round air outlet holes (7) are all formed in the bottom of the square air inlet net (202);
when the temperature inside the low-voltage power cabinet body (1) is too high and heat dissipation needs to be carried out on the low-voltage power cabinet body, the high temperature can be directly transmitted to the surface of the heat conduction connecting column (203) through the inner wall of the low-voltage power cabinet body (1), at the moment, the heat conduction connecting column (203) can be heated and transmit the high temperature to the inside of the circular sealing tube (204), and because air between the circular sealing tube (204) and the circular connecting column (205) can be heated and expanded, the heated and expanded air can push the circular connecting column (205) to move downwards, and the circular connecting column (205) can synchronously drive the arc connecting rod (206) to move;
when the square wind shield (207) moves and leaves the surface of the square air inlet net (202), the square air inlet net (202) is in an open state, and the rotary fan (3) works to change the outside air into flowing air through the square air inlet net (202) through rotation of the rotary fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211443619.0A CN115663652B (en) | 2022-11-18 | 2022-11-18 | Power engineering is with low tension electricity cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211443619.0A CN115663652B (en) | 2022-11-18 | 2022-11-18 | Power engineering is with low tension electricity cabinet |
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| Publication Number | Publication Date |
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| CN115663652A CN115663652A (en) | 2023-01-31 |
| CN115663652B true CN115663652B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211443619.0A Active CN115663652B (en) | 2022-11-18 | 2022-11-18 | Power engineering is with low tension electricity cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116667170A (en) * | 2023-05-26 | 2023-08-29 | 江苏爱博电气有限公司 | Intermediate frequency electric cabinet convenient for operating power supply |
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| CN210985342U (en) * | 2020-01-06 | 2020-07-10 | 广东鑫三江电气设备有限公司 | Multifunctional low-voltage distribution box |
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| CN216595892U (en) * | 2021-12-31 | 2022-05-24 | 青岛景弘包装有限公司 | Self-cleaning plate-making machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102010013313B4 (en) * | 2010-03-29 | 2020-07-02 | R. Stahl Schaltgeräte GmbH | Housing with an extended ambient temperature range |
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|---|---|---|---|---|
| CN108539599A (en) * | 2018-03-22 | 2018-09-14 | 刘丽霞 | A kind of electric power electric cabinet |
| CN210985342U (en) * | 2020-01-06 | 2020-07-10 | 广东鑫三江电气设备有限公司 | Multifunctional low-voltage distribution box |
| CN214590103U (en) * | 2021-04-02 | 2021-11-02 | 太原工业学院 | Relay protection device for electric engineering transmission line |
| CN216016201U (en) * | 2021-06-21 | 2022-03-11 | 曹立强 | Improved structure of electric box for automation of electrical engineering |
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| CN216595892U (en) * | 2021-12-31 | 2022-05-24 | 青岛景弘包装有限公司 | Self-cleaning plate-making machine |
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