CN108123387A - There is the low-voltage distribution cabinet of radiating dustproof - Google Patents
There is the low-voltage distribution cabinet of radiating dustproof Download PDFInfo
- Publication number
- CN108123387A CN108123387A CN201711413150.5A CN201711413150A CN108123387A CN 108123387 A CN108123387 A CN 108123387A CN 201711413150 A CN201711413150 A CN 201711413150A CN 108123387 A CN108123387 A CN 108123387A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- heat
- fixed
- circulation pipe
- voltage distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009826 distribution Methods 0.000 title claims abstract description 38
- 241000883990 Flabellum Species 0.000 claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 11
- 239000012530 fluid Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 241001075561 Fioria Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
There is the low-voltage distribution cabinet of radiating dustproof the invention discloses a kind of, including：Cabinet, the top of the cabinet are equipped with head cover, and the bottom of the cabinet is fixed on pedestal, and the front of the cabinet is equipped with cabinet door, and installing plate is fixed in the cabinet, and the back side of the cabinet is equipped with air outlet；Heat sink, the heat sink fitting is arranged on the back side of installing plate, the heat sink is equipped with heat circulation pipe, pump case is fixed on the heat circulation pipe, the shaft of motor is rotatably connected in the pump case, the first flabellum is fixed in shaft in the pump case, the motor is fixed on by fixed link on air outlet.The present invention is combined by heat sink with heat circulation pipe, pass through the first flabellum, conductive fluid in heat circulation pipe is cycled, accelerate the export of heat, convection current is formed at cooling fin surfaces by the second flabellum, improves heat dissipation effect, electric elements are completely cut off with outer gas stream, the entrance of dust is blocked, dust-proof effect is thorough.
Description
Technical field
The invention belongs to distribution cabinet device technical fields, and in particular to a kind of to have the function of the low-voltage distribution of radiating dustproof
Cabinet.
Background technology
Power distribution cabinet (case) sub-power power distribution cabinet (case) and light distribution cabinet (case), metering cabinet (case) are the ends of distribution system
Grade equipment.Power distribution cabinet is the general designation of motor control center.Power distribution cabinet is used in the occasion that load is more dispersed, circuit is less；
The occasion that motor control center concentrates for load, circuit is more.They are the electric energy of a certain circuit of upper level controller switching equipment
Distribute to load nearby.This grade of equipment reply load provides protection, monitoring and control.The rated current of low-voltage distribution cabinet is to hand over
50Hz is flowed, the distribution system of rated voltage 380v is used as power, illumination and the electric energy conversion and control of distribution.
During power distribution cabinet use, since electric elements are installed concentratedly in cabinet, heat production is caused to concentrate, if not in time
Heat dissipation will impact the service life of electric elements or even because of the excessively high direct damage of temperature, it is therefore desirable to power distribution cabinet
It radiates, such as the Chinese patent of Application No. CN201620545786.X, it discloses a kind of power distribution cabinet heat-radiating dustproof device,
Including distribution enclosure box, radiator fan and dust guard, the distribution enclosure box wall is provided with air inlet and air outlet, the outlet air
Mouthful and air inlet into upper-lower position, in power distribution cabinet, hot-air is flowed up is flowed out by the air outlet, cool exterior air is by described
Air inlet enters, and forms hot and cold air Xun Huan, more conducively radiates.The dust guard is made of installing plate, filter cotton and gland,
The radiator fan and the installing plate are installed on by flat head screw inside and outside the air outlet, and the radiator fan is accelerated
Thermal current flows out, and the installing plate has cone shaped countersink, and flat head screw tightens rear and installing plate planes align；The filter cotton is put in
In the gland, the filter cotton can be with highly effective dust-proof, and the gland passes through on bayonet installation and the installing plate.It is described
Dust guard is similarly installed on air inlet.The dust guard can Manual-disassembling, it is easy to clean.But there are still deficiencies：By
Pass through in extraneous air from the inside of power distribution cabinet, although by dust guard, there are still dust, long-time services in air-flow
Afterwards, electric elements surface still can accumulate dust, dust-proof to be not thorough.It needs to be improved.
The content of the invention
There is the low-voltage distribution cabinet of radiating dustproof it is an object of the invention to provide a kind of, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical solution：It is a kind of that there is the low-voltage distribution of radiating dustproof
Cabinet, including：
Cabinet, the top of the cabinet are equipped with head cover, and the bottom of the cabinet is fixed on pedestal, the front of the cabinet
Equipped with cabinet door, the cabinet door is equipped with handle, and installing plate is fixed in the cabinet, and the back side of the cabinet is equipped with air outlet；
Heat sink, the heat sink fitting are arranged on the back side of installing plate, and the heat sink is equipped with heat circulation pipe, described
Pump case is fixed on heat circulation pipe, is rotatably connected to the shaft of motor in the pump case, is fixed in the shaft in the pump case
First flabellum, the motor are fixed on by fixed link on air outlet.
Preferably, blinds is installed, the back bottom of the cabinet is equipped with osculum in the air outlet.
Preferably, the side of the cabinet is equipped with air inlet, and filter screen is equipped on the air inlet.
Preferably, the both ends of the heat sink are fixedly connected respectively with cabinet, the both sides integrated setting of the heat sink
There is radiating fin.
Preferably, the installing plate will be separated into two independent regions inside cabinet, and the front of the installing plate is used for
Fixed electric elements.
Preferably, the second flabellum, second flabellum and radiating fin gap setting are fixed in the shaft.
Preferably, the heat circulation pipe is made of first circulation pipe and second circulation pipe, the first circulation pipe and second
Circulation pipe forms closed circuit by pump case and is distributed in the both sides of heat sink.
Preferably, on the pump case sealing ring is equipped with shaft junction.
The technique effect and advantage of the present invention：
1st, by the radiating fin on heat sink front, heat can be absorbed, and passes through heat sink and be transferred to separately
The radiating fin of one side radiates, and electric elements and outer gas stream are completely cut off, and has blocked the entrance of dust, dust-proof effect
Thoroughly；
2nd, under the action of heat circulation pipe, accelerate heat absorption and conduction using internal conductive fluid, driven by motor
Shaft can drive the first flabellum and the second flabellum simultaneously, by the first flabellum, can be rotated in pump case, heat is followed
Conductive fluid in endless tube is cycled, and accelerates the export of heat, is improved the heat derives at electric elements, while is passed through the second fan
Leaf so that the air at cooling fin surfaces forms convection current, quickly takes heat out of by air-flow, improves heat dissipation effect.
Description of the drawings
Fig. 1 is a kind of internal structure schematic diagram with the low-voltage distribution cabinet of radiating dustproof of the present invention；
Fig. 2 is enlarged structure schematic diagram at A in a kind of Fig. 1 with the low-voltage distribution cabinet of radiating dustproof of the present invention；
Fig. 3 is a kind of side structure schematic diagram with the low-voltage distribution cabinet of radiating dustproof of the present invention；
Fig. 4 is a kind of heat sink structure schematic diagram with the low-voltage distribution cabinet of radiating dustproof of the present invention；
Fig. 5 is a kind of heat sink positive structure schematic with the low-voltage distribution cabinet of radiating dustproof of the present invention；
Fig. 6 is a kind of pump case internal structure schematic diagram with the low-voltage distribution cabinet of radiating dustproof of the present invention.
In figure：1 head cover, 2 cabinets, 3 blinds, 4 air outlets, 5 osculums, 6 pedestals, 7 cabinet doors, 8 heat sinks, 9 installing plates, 10
First flabellum, 11 radiating fins, 12 heat circulation pipes, 121 first circulation pipes, 122 second circulation pipes, 13 pump cases, 14 air inlets, 15
Handle, 16 shafts, 17 fixed links, 18 motors, 19 second flabellums.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As shown in figures 1 to 6, it is a kind of that there is the low-voltage distribution cabinet of radiating dustproof, including：
Cabinet 2, the top of the cabinet 2 are equipped with head cover 1, and the bottom of the cabinet 2 is fixed on pedestal 6, the cabinet 2
Front be equipped with cabinet door 7, the cabinet door 7 is equipped with handle 15, is fixed with installing plate 9, the back of the body of the cabinet 2 in the cabinet 2
Face is equipped with air outlet 4；
Heat sink 8, the heat sink 8 are bonded the back side for being arranged on installing plate 9, and the heat sink 8 is equipped with heat circulation pipe
12, pump case 13 is fixed on the heat circulation pipe 12, and the shaft 16 of motor 18, the pump case are rotatably connected in the pump case 13
The first flabellum 10 is fixed in shaft 16 in 13, the motor 18 is fixed on by fixed link 17 on air outlet 4.
Blinds 3 is installed, blinds 3 diagonally downward, ensures to stop rainwater while drafting efficiency in the air outlet 4
Enter from air outlet 4, the back bottom of the cabinet 2 is equipped with osculum 5, by osculum 5, can will be carried on the back into cabinet 2
Rainwater discharge in the region of face, prevents rainwater from impregnating cabinet 2 and corrosion is caused to accelerate.
The side of the cabinet 2 is equipped with air inlet 14, and filter screen, air inlet 14 and second are equipped on the air inlet 14
19 region of flabellum is connected, and can be sucked external air flow from air inlet 14 when the second flabellum 19 is rotated, and accelerates to dissipate
The air velocity on 8 surface of hot plate improves radiating rate, by filter screen, the dust in air can be filtered, avoid ash
Dirt is adhered to the surface of radiating fin 11 and influences to radiate.
The both ends of the heat sink 8 are fixedly connected respectively with cabinet 2, and the both sides integrated setting of the heat sink 8 has scattered
Hot fin 11 can increase the rate of heat exchange with air by radiating fin 11, improve the radiating efficiency of heat sink 8, wherein dissipating
The radiating fin 11 being bonded on hot plate 8 with installing plate 9 can absorb the heat generated on installing plate 9, and heat sink 8 is another
Radiating fin 11 on one side then carries out heat exchange with air-flow, and shed heat.
The installing plate 9 will be separated into two independent regions inside cabinet 2, the front of the installing plate 9 is used to fix
Electric elements so that the electric elements in 9 front surface region of installing plate are located in closed area, have obstructed the entrance of dust, dust-proof
Effect is thorough.
The second flabellum 19, second flabellum 19 and 11 gap setting of radiating fin are fixed in the shaft 16, in electricity
The second flabellum 19 is driven to rotate under the rotation of machine 18, and then the hot gas at 11 surface of radiating fin are discharged, improves heat dissipation
The radiating rate of fin 11, fast cooling.
The heat circulation pipe 12 is made of first circulation pipe 121 and second circulation pipe 122,121 He of first circulation pipe
Second circulation pipe 122 forms closed circuit by pump case 13 and is distributed in the both sides of heat sink 8, and heat circulation pipe 12 runs through heat sink
The radiating fin 11 on 8 two sides can quickly absorb the heat on radiating fin 11, using the conductive fluid in heat circulation pipe 12,
The back side of heat sink 8 is conducted heat to, when heat circulation pipe 12 is located at the front of heat sink 8, first circulation pipe 121 and second
Circulation pipe 122 is separated from each other, and can expand the heat absorption scope of heat circulation pipe 12, when heat circulation pipe 12 is located at the back side of heat sink 8
When, first circulation pipe 121 and second circulation pipe 122 mutually merge, and form closed circuit with pump case 13, in the first flabellum 10
Under rotation, conductive fluid circulates in realization first circulation pipe 121 and second circulation pipe 122.
Be equipped with sealing ring with 16 junction of shaft on the pump case 13, by sealing ring, can when shaft 16 is rotated into
Row sealing, avoids conductive fluid from leaking.
Specifically, in use, 9 positive electric elements of installing plate generate heat transfer to heat sink 8 front when, lead to
The radiating fin 11 on 8 front of heat sink is crossed, heat can be absorbed, and passes through heat sink 8 and is transferred to dissipating for opposite side
Hot fin 11 radiates, meanwhile, under the action of heat circulation pipe 12, accelerate heat absorption using internal conductive fluid, pass through
Motor 18 drives shaft 16, can drive the first flabellum 10 and the second flabellum 19 simultaneously, can be in pump case by the first flabellum 10
It is rotated in 13, the conductive fluid in heat circulation pipe 12 is cycled, accelerated the export of heat, while pass through the second flabellum
19 so that the air at 11 surface of radiating fin forms convection current, quickly takes heat out of by air-flow, improves heat dissipation effect.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic,
Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention's
Within protection domain.
Claims (8)
1. a kind of have the function of the low-voltage distribution cabinet of radiating dustproof, which is characterized in that including：
Cabinet (2), the top of the cabinet (2) are equipped with head cover (1), and the bottom of the cabinet (2) is fixed on pedestal (6), institute
The front for stating cabinet (2) is equipped with cabinet door (7), and the cabinet door (7) is equipped with handle (15), installation is fixed in the cabinet (2)
Plate (9), the back side of the cabinet (2) are equipped with air outlet (4)；
Heat sink (8), heat sink (8) fitting are arranged on the back side of installing plate (9), and the heat sink (8) is followed equipped with heat
Endless tube (12) is fixed with pump case (13) on the heat circulation pipe (12), motor (18) is rotatably connected in the pump case (13)
Shaft (16) is fixed with the first flabellum (10) in the shaft (16) in the pump case (13), and the motor (18) passes through fixed link
(17) it is fixed on air outlet (4).
A kind of there is the low-voltage distribution cabinet of radiating dustproof 2. according to claim 1, it is characterised in that：The outlet air
Blinds (3) is installed, the back bottom of the cabinet (2) is equipped with osculum (5) in mouth (4).
A kind of there is the low-voltage distribution cabinet of radiating dustproof 3. according to claim 1, it is characterised in that：The cabinet
(2) side is equipped with air inlet (14), and filter screen is equipped on the air inlet (14).
A kind of there is the low-voltage distribution cabinet of radiating dustproof 4. according to claim 1, it is characterised in that：The heat dissipation
The both ends of plate (8) are fixedly connected respectively with cabinet (2), and the both sides integrated setting of the heat sink (8) has radiating fin (11).
A kind of there is the low-voltage distribution cabinet of radiating dustproof 5. according to claim 1, it is characterised in that：The installation
Plate (9) will be separated into two independent regions inside cabinet (2), and the front of the installing plate (9) is used to fix electric elements.
A kind of there is the low-voltage distribution cabinet of radiating dustproof 6. according to claim 1, it is characterised in that：The shaft
(16) the second flabellum (19), second flabellum (19) and radiating fin (11) gap setting are fixed on.
A kind of there is the low-voltage distribution cabinet of radiating dustproof 7. according to claim 1, it is characterised in that：The heat is followed
Endless tube (12) is made of first circulation pipe (121) and second circulation pipe (122), the first circulation pipe (121) and second circulation
Pipe (122) forms closed circuit by pump case (13) and is distributed in the both sides of heat sink (8).
A kind of there is the low-voltage distribution cabinet of radiating dustproof 8. according to claim 1, it is characterised in that：The pump case
(13) on sealing ring is equipped with shaft (16) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711413150.5A CN108123387A (en) | 2017-12-24 | 2017-12-24 | There is the low-voltage distribution cabinet of radiating dustproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711413150.5A CN108123387A (en) | 2017-12-24 | 2017-12-24 | There is the low-voltage distribution cabinet of radiating dustproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108123387A true CN108123387A (en) | 2018-06-05 |
Family
ID=62231489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711413150.5A Pending CN108123387A (en) | 2017-12-24 | 2017-12-24 | There is the low-voltage distribution cabinet of radiating dustproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108123387A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718047A (en) * | 2018-08-08 | 2018-10-30 | 人民电器集团上海有限公司 | A kind of low-tension switch cabinet having circulating cooling heat dissipation effect |
| CN109412039A (en) * | 2018-11-28 | 2019-03-01 | 人民电器集团上海有限公司 | A kind of distribution box insulation protecting device |
| CN109921321A (en) * | 2019-04-22 | 2019-06-21 | 苏州城发建筑设计院有限公司 | A kind of cubicle switch of good heat dissipation effect |
| CN109921319A (en) * | 2019-04-09 | 2019-06-21 | 河南发明哥知识产权代理有限公司 | It is a kind of with transformer heat sinking function can maintenance type case become |
| CN111106553A (en) * | 2019-12-27 | 2020-05-05 | 安徽明诚电力设备安装有限公司 | A cleaning device for heat dissipation windows of switch cabinets |
| CN111541155A (en) * | 2020-05-11 | 2020-08-14 | 蔡月丽 | Self-cooling electric power cabinet with rain-proof water function |
| CN111653956A (en) * | 2020-05-27 | 2020-09-11 | 金华市秸和环保技术咨询有限公司 | High-efficient cooling heat abstractor of cladding type electric power cabinet |
| CN111786303A (en) * | 2020-08-04 | 2020-10-16 | 刘闪闪 | High-efficient radiating electrical equipment cabinet |
| CN111864603A (en) * | 2020-07-31 | 2020-10-30 | 陈金清 | High-efficient radiating power electrical switch board |
| CN112467570A (en) * | 2020-12-08 | 2021-03-09 | 国家电网有限公司 | Lightning protection equipment for protecting medium and low voltage distribution network |
| CN112688187A (en) * | 2020-12-21 | 2021-04-20 | 淄博职业学院 | Dustproof electric power cabinet of electric power |
| CN112769050A (en) * | 2020-12-27 | 2021-05-07 | 安徽万纳电力电器有限公司 | High-efficient heat dissipation high-voltage board |
| CN114243522A (en) * | 2021-12-10 | 2022-03-25 | 盛缪钰 | Integrated power distribution control cabinet |
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| JP2008139007A (en) * | 2006-11-06 | 2008-06-19 | Sekisui Chem Co Ltd | Radiant air conditioner |
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| CN205610046U (en) * | 2016-04-22 | 2016-09-28 | 象山杰尔德智能科技有限公司 | Electric power cabinet with dust keeper |
| CN106686959A (en) * | 2017-03-05 | 2017-05-17 | 张红卫 | Heat dissipation device of electromechanical device |
| CN206626444U (en) * | 2017-01-24 | 2017-11-10 | 象山福德图机械有限公司 | A kind of high-power LED lamp of high efficiency and heat radiation |
| CN107346870A (en) * | 2017-08-16 | 2017-11-14 | 安徽长龙电气集团有限公司 | A kind of high efficiency and heat radiation high voltage power distributing cabinet |
| CN206650345U (en) * | 2017-04-17 | 2017-11-17 | 李军 | A kind of low-voltage complete switch equipment |
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| JP2008139007A (en) * | 2006-11-06 | 2008-06-19 | Sekisui Chem Co Ltd | Radiant air conditioner |
| CN103812035A (en) * | 2014-02-19 | 2014-05-21 | 昆山振宏电子机械有限公司 | Electrical cabinet with good heat dispersion |
| CN205610046U (en) * | 2016-04-22 | 2016-09-28 | 象山杰尔德智能科技有限公司 | Electric power cabinet with dust keeper |
| CN206626444U (en) * | 2017-01-24 | 2017-11-10 | 象山福德图机械有限公司 | A kind of high-power LED lamp of high efficiency and heat radiation |
| CN106686959A (en) * | 2017-03-05 | 2017-05-17 | 张红卫 | Heat dissipation device of electromechanical device |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718047A (en) * | 2018-08-08 | 2018-10-30 | 人民电器集团上海有限公司 | A kind of low-tension switch cabinet having circulating cooling heat dissipation effect |
| CN109412039A (en) * | 2018-11-28 | 2019-03-01 | 人民电器集团上海有限公司 | A kind of distribution box insulation protecting device |
| CN109921319A (en) * | 2019-04-09 | 2019-06-21 | 河南发明哥知识产权代理有限公司 | It is a kind of with transformer heat sinking function can maintenance type case become |
| CN109921321A (en) * | 2019-04-22 | 2019-06-21 | 苏州城发建筑设计院有限公司 | A kind of cubicle switch of good heat dissipation effect |
| CN111106553B (en) * | 2019-12-27 | 2021-05-25 | 安徽明诚电力设备安装有限公司 | A cleaning device for heat dissipation windows of switch cabinets |
| CN111106553A (en) * | 2019-12-27 | 2020-05-05 | 安徽明诚电力设备安装有限公司 | A cleaning device for heat dissipation windows of switch cabinets |
| CN111541155A (en) * | 2020-05-11 | 2020-08-14 | 蔡月丽 | Self-cooling electric power cabinet with rain-proof water function |
| CN111541155B (en) * | 2020-05-11 | 2021-12-21 | 杭州延陵机械设备有限公司 | Self-cooling electric power cabinet with rain-proof water function |
| CN111653956A (en) * | 2020-05-27 | 2020-09-11 | 金华市秸和环保技术咨询有限公司 | High-efficient cooling heat abstractor of cladding type electric power cabinet |
| CN111864603A (en) * | 2020-07-31 | 2020-10-30 | 陈金清 | High-efficient radiating power electrical switch board |
| CN111786303A (en) * | 2020-08-04 | 2020-10-16 | 刘闪闪 | High-efficient radiating electrical equipment cabinet |
| CN112467570A (en) * | 2020-12-08 | 2021-03-09 | 国家电网有限公司 | Lightning protection equipment for protecting medium and low voltage distribution network |
| CN112467570B (en) * | 2020-12-08 | 2025-04-01 | 国家电网有限公司 | A lightning protection device for protecting medium and low voltage distribution networks |
| CN112688187A (en) * | 2020-12-21 | 2021-04-20 | 淄博职业学院 | Dustproof electric power cabinet of electric power |
| CN112769050A (en) * | 2020-12-27 | 2021-05-07 | 安徽万纳电力电器有限公司 | High-efficient heat dissipation high-voltage board |
| CN114243522A (en) * | 2021-12-10 | 2022-03-25 | 盛缪钰 | Integrated power distribution control cabinet |
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Application publication date: 20180605 |
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| RJ01 | Rejection of invention patent application after publication |