CN107482485B - The dust removal method of capacitor cabinet body - Google Patents

The dust removal method of capacitor cabinet body Download PDF

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Publication number
CN107482485B
CN107482485B CN201710832432.2A CN201710832432A CN107482485B CN 107482485 B CN107482485 B CN 107482485B CN 201710832432 A CN201710832432 A CN 201710832432A CN 107482485 B CN107482485 B CN 107482485B
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China
Prior art keywords
dedusting
dust
air
release hole
heat release
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Active
Application number
CN201710832432.2A
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Chinese (zh)
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CN107482485A (en
Inventor
陈亮
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Yang Xiaohua
Yang Xiaoyu
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Ningbo Bo'en Electric Co Ltd
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Priority to CN201710832432.2A priority Critical patent/CN107482485B/en
Publication of CN107482485A publication Critical patent/CN107482485A/en
Application granted granted Critical
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets

Abstract

The present invention relates to capacitor cabinet body dedusting art fields, accumulation dust is easy in order to solve the heat release hole of existing capacitor cabinet body, the problem of needing administrative staff to be periodically dusted, provide a kind of dust removal method of capacitor cabinet body, including the following contents: S1 heat dissipation step: in use, the temperature inside cabinet shell increases, the air inside cabinet shell is flowed out from heat release hole, heat is carried over cabinet shell by the flowing of air, to reach the heat discharging operation of cabinet shell;S2 dust removal step: after accumulating dust in heat release hole, control mechanism detects dust accretions, driving rotation axis rotation, rotation axis drives the rotation of dedusting blade, the air-flow of outflow cabinet body is formed, the air of flowing blows out the dedusting in heat release hole, that is, realizes the dedusting to heat release hole;S3 inhibits fugitive dust step: recessed catch basin is collected rainwater;Dedusting blade can be transferred in catch basin in the middle of rotation, will be stained with water on dedusting blade at this time and be become wet, adhere to the dust in air.

Description

The dust removal method of capacitor cabinet body
Technical field
The present invention relates to capacitor cabinet body dedusting art field, specially a kind of dust removal method of capacitor cabinet body.
Background technique
Since the loadtype in electric system largely belongs to inductive load, in addition electricity consumption enterprise is generally widely used It is lower to allow for power factor of electric network for power electronic equipment;And lower power factor reduces utilization rate of equipment and installations, increases confession Electricity investment, compromises quality of voltage, reduces service life of equipment, considerably increase line loss.Therefore, in order to improve power grid The factor of power factor low bring energy waste and these unfavorable power supply productions, must just be such that power factor of electric network is had The raising of effect.If these obvious reactive powers will be provided by generator and Long Distant Transmit be it is unreasonable, generally also It is impossible.Reasonable approach is exactly to generate reactive power in the place for needing reactive power, i.e. increase reactive power compensation is set Standby and device.In view of in practical power systems, most of load is asynchronous motor, equivalent circuit can regard as resistance and The phase difference of the series circuit of inductance, voltage and electric current is larger, and power factor is lower.And after shunt capacitor, capacitor Electric current will offset a part of inductive current, so that inductive current be made to reduce, total current reduces therewith, the phase difference of voltage and electric current Become smaller, improves power factor;Therefore the method for existing currently used increase power factor is exactly to increase setting capacitor panel.
Common capacitor cabinet body is by cabinet shell, bus, breaker, disconnecting switch, electrothermal relay, contactor, arrester, electricity The composition such as container, reactor, first and second conducting wire, terminal block, power-factor automatic compensation controller, disk instrument.Wherein cabinet Shell is made after using cold-rolled steel sheet flanging, in order to guarantee the heat dissipation of capacitor cabinet body, usually all heat release hole can be arranged on cabinet shell; However, since capacitor cabinet body is usually to be placed in the positions such as corner, and since capacitor cabinet body is to be fully exposed to air In, so after prolonged use, the dust in air can block heat release hole, so that the intracorporal heat of entire cabinet can not It timely distributes, safe handling and the service life of capacitor cabinet body will be directly influenced.So in order to guarantee capacitor panel The proper heat reduction of body, it is necessary to periodically to capacitor cabinet body dedusting, so, increase the workload of administrative staff.
Summary of the invention
The invention is intended to provide a kind of dust removal method of capacitor cabinet body, to solve the heat release hole of existing capacitor cabinet body The problem of being easy accumulation dust, administrative staff needed periodically to be dusted.
The present invention provides base case: the dust removal method of capacitor cabinet body, the capacitor cabinet body of use include cabinet shell, cabinet Heat release hole is provided on shell, in which: cabinet shell upper end is recessed inwardly to form the air guide portion of inverted U, and air guide portion is located at the upper of heat release hole Side, air guide are provided with dedusting mechanism in portion;Dedusting mechanism includes rotation axis and dedusting blade, and the both ends of rotation axis are connected to In the opposite two side walls in air guide portion, one end connection of dedusting blade is on the rotating shaft;Rotation axis is connected with control mechanism, control Mechanism is detecting accumulation dust rear-guard turn moving axis in heat release hole;The air in cabinet shell can be driven to flow out after the rotation of dedusting blade Cabinet shell;The lower end of cabinet shell is provided with inclined water storage portion, and water storage portion includes recessed catch basin, and dedusting blade can be transferred to catch basin In;
Including the following contents:
S1 heat dissipation step: in use, the temperature inside cabinet shell increases, the air inside cabinet shell is flowed out from heat release hole, heat It is carried over cabinet shell by the flowing of air, to reach the heat discharging operation of cabinet shell;
S2 dust removal step: after accumulating dust in heat release hole, control mechanism detects dust accretions, and driving rotation axis turns Dynamic, rotation axis drives the rotation of dedusting blade, forms the air-flow of outflow cabinet body, and the air of flowing blows out the dedusting in heat release hole, Realize the dedusting to heat release hole;
S3 inhibits fugitive dust step: recessed catch basin is collected rainwater;Dedusting blade can turn in the course of rotation Enter into catch basin, will be stained with water on dedusting blade at this time and become wet, the dust in air is adhered to.
The working principle of base case: if S1 radiates step, the heat release hole being arranged on cabinet shell is the capacitor for radiating After use, the temperature inside cabinet shell increases cabinet body, and heat is carried over cabinet shell by the flowing of air, to reach the heat dissipation of cabinet shell Operation;
In S2 dust removal step, since, there are dust, this part dust can be fallen in heat release hole in air, and due to just Often when heat dissipation, speed air flow very little in heat release hole is not sufficient to blow dust, so falling on the ash in heat release hole Dirt will be finally deposited in heat release hole, influence the heat dissipation of cabinet shell;Control mechanism will detect dust accretions at this time, then drive The rotation of turn moving axis, rotation axis can drive dedusting blade to rotate again, during the rotation of dedusting blade, will drive air stream Dynamic, for one side, the air in cabinet shell will flow out cabinet shell, so that the heat band crossed in cabinet cabinet shell be offerd for sale shell, reach scattered The purpose of heat, and on the other hand, the air velocity that dedusting blade drives air flowing and formed is to blow dust enough, also It is to say, when dedusting blade rotates, the air of flowing blows out the dedusting in heat release hole, that is, realizes and remove to heat release hole Dirt;
And in this dust removal process, since dust is to blow out heat release hole by air, and very due to the quality of dust It is small, so dust will float in air, there is the phenomenon that fugitive dust, cause air pollution, therefore, is provided with S3 and inhibits fugitive dust Step, that is, realize using the water storage portion for the lower end that cabinet shell is arranged in and inhibit dust raising phenomenon, when the rainy day, in water storage portion under Recessed catch basin can be collected rainwater;Dedusting blade can be transferred in catch basin in the course of rotation, at this time dedusting Water will be stained on blade and becomes wet, and wet dedusting blade is to be adhered to the dust in air, also It is to say, when being dusted to heat release hole, the dust in air can be sticked on dedusting blade, avoid fugitive dust occur Situation;Moreover, air, when by wet dedusting blade, the part water on dedusting blade is evaporated, take away in air Partial heat, the heat discharging operation to cabinet shell is furthermore achieved.
The beneficial effect of base case is: compared with the existing method being manually dusted to capacitor cabinet body, 1. In method provided by the invention, the high speed of air is realized in the rotation of detection using control mechanism to dust, control dedusting blade Flowing is realized to the dust removal operation of heat release hole to which the dust accumulated in heat release hole is blown out heat release hole, ensure that heat release hole Heat dissipation effect;
2. inhibit the design of fugitive dust step after realizing to the collection of rainwater, it, can be with after the cooperation with dedusting blade The dust raising phenomenon occurred in radiation processes is eliminated, air pollution is avoided;
3. on the one hand the air guide portion of inverted U setting can guarantee that dedusting blade is not knocked when not in use by surrounding It touches, realizes the protective effect to dedusting blade, the cabinet shell parts being on the other hand recessed inwardly form a deep trouth again, and conveniently Carrying of the worker to cabinet shell.
Preferred embodiment one: as the preferred of basic scheme, in S2, air guide portion is additionally provided with gas port and radiates.It is beneficial Effect: air guide portion is arranged after gas port, and the air in cabinet shell can also be flowed out by gas port, accelerate the heat dissipation of cabinet shell.
Preferred embodiment two: as the preferred of basic scheme, in S2, control mechanism is using transmitter, receiver and control electricity The detection to dedusting is realized in the cooperation on road, and transmitter and receiver oppose the both ends of heat release hole are arranged in respectively, connect in receiver When can not receive the light that transmitter is launched, control circuit just controls rotation axis rotation.The utility model has the advantages that by transmitter, receiver A correlation type photoelectric sensor is formed with control circuit, after accumulation has dust in heat release hole, transmitter is launched at this time Light will be obstructed by dust, and receiver also just no longer receives light, the shaft rotation of control circuit control at this time, dedusting blade Also it begins to rotate, so that dust be blown out out of heat release hole, realizes the automatic dust removing operation of heat release hole.
Preferred embodiment three: as the preferred of basic scheme, in S3, the upper port of catch basin is provided with foam-rubber cushion to dedusting leaf Piece is cleaned.The utility model has the advantages that dust can constantly be sticked to dedusting blade during being dusted using dedusting mechanism Surface, and after being stained with excessive dust once the surface of dedusting blade, cannot adhering dust more again, cannot also prevent again Therefore foam-rubber cushion is arranged in the upper port of catch basin in dust raising phenomenon, when dedusting blade is rotated into catch basin, sponge Pad can wipe the surface of dedusting blade, so that the dust that dedusting blade surface is stained be wiped, be realized using foam-rubber cushion Cleaning to dust on dedusting blade guarantees adherency of the dedusting blade to dust in air, so as to avoid the production of dust raising phenomenon It is raw.
Preferred embodiment four: as the preferred of basic scheme, several fins are equipped on the surface of dedusting blade in S2.Beneficial to effect Fruit: after fin is arranged in the surface of dedusting blade, the surface area of dedusting blade is just increased, so that also just increasing can adhere to The surface area of dust, so that it may adhere to more dusts, ensure that the inhibiting effect to dust raising phenomenon.
Preferred embodiment five: as the preferred of basic scheme, the side of cabinet shell is arranged in the dedusting mechanism in S2.Beneficial to effect Fruit: generally, in order to realize rapid cooling, can all want to set up more dedusting mechanisms to reach better dust removing effects, However, after multiple dedusting mechanisms are arranged, also mean that the air in cabinet shell can flow out cabinet shell from multiple directions, this when The air waited in cabinet shell will form sinuous flow, be unfavorable for the outflow of air instead, and therefore, cabinet shell is arranged in dedusting mechanism by selection Behind side, the phenomenon that air forms sinuous flow in cabinet shell is avoided, to guarantee that air can normally flow out cabinet shell.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the dust removal method capacitor cabinet body used in the examples of capacitor cabinet body of the present invention;
Fig. 2 is the enlarged diagram in air guide portion in Fig. 1.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: cabinet shell 10, heat release hole 13, water storage portion 15, catch basin 151, air guide portion 21, gas port 23, dedusting blade 25, rotation axis 27.
In order to realize the dust removal method of the capacitor cabinet body in the present invention, the present embodiment additionally provides a kind of as shown in Figure 1 The capacitor cabinet body with dedusting function, including cabinet shell 10 is provided with heat release hole 13, the upper end of 10 side of cabinet shell on cabinet shell 10 It is recessed inwardly to form the air guide portion 21 of inverted U, air guide portion 21 is located at the top of heat release hole 13, is provided with dust removal machine in air guide portion 21 Structure, in order to accelerate the heat dissipation of cabinet shell 10, air guide portion 21 is provided with the gas port 23 of heat transmission;
As shown in Fig. 2, dedusting mechanism includes rotation axis 27 and dedusting blade 25, the both ends of rotation axis 27, which are connected to, is led In the opposite two side walls in 21 lower end of gas portion, one end of dedusting blade 25 is connected in rotation axis 27, the surface of dedusting blade 25 Equipped with several fins;
Rotation axis 27 is connected with control mechanism, and control mechanism is detecting accumulation dust rear-guard turn moving axis in heat release hole 13 27;Dedusting blade 25 can drive the air stream in cabinet shell 10 to offer for sale shell 10 after rotating;In order to realize control mechanism to rotation axis 27 Automatic control, the control structure in the present embodiment includes transmitter, receiver and control circuit, transmitter and receiver difference The both ends of heat release hole 13 are arranged in opposition, and when receiver does not receive the light that transmitter is launched, control circuit control turns Moving axis 27 rotates;
The lower end of cabinet shell 10 is provided with inclined water storage portion 15, and water storage portion 15 includes recessed catch basin 151, dedusting blade 25 can be transferred in catch basin 151;In view of dedusting blade 25 makes after using for a period of time, the surface of dedusting blade 25 is just stained with Many dusts so that not continuing adhering dust cannot also prevent dust raising phenomenon again, therefore, also in catch basin 151 upper port is provided with foam-rubber cushion, and when dedusting blade 25 is rotated into catch basin 151, foam-rubber cushion will be to dedusting leaf The surface of piece 25 is wiped, so that the dust that 25 surface of dedusting blade is stained be wiped, is realized using foam-rubber cushion to dedusting leaf The cleaning of dust on piece 25 guarantees adherency of the dedusting blade 25 to dust in air, so as to avoid the generation of dust raising phenomenon.
The dust removal method of capacitor cabinet body, including the following contents:
S1 heat dissipation step: in use, the temperature inside cabinet shell 10 increases, the air inside cabinet shell 10 is flowed from heat release hole 13 Out, heat is carried over cabinet shell 10 by the flowing of air, to reach the heat discharging operation of cabinet shell 10;
S2 dust removal step: after accumulating dust in heat release hole 13, control mechanism detects dust accretions, drives rotation axis 27 Rotation, rotation axis 27 drive dedusting blade 25 to rotate, and form the air-flow of outflow cabinet body, and the air of flowing is by removing in heat release hole 13 Dirt blowout, that is, realize the dedusting to heat release hole 13;
S3 inhibits fugitive dust step: recessed catch basin 151 is collected rainwater;Dedusting blade 25 is in the course of rotation It can be transferred in catch basin 151, will be stained with water on dedusting blade 25 at this time and become wet, the dust in air is glued It is attached.
As described in S1 heat dissipation step, the heat release hole 13 being arranged on cabinet shell 10 is for radiating, and capacitor panel shell 10 makes With rear, inside cabinet shell 10 temperature raising, heat is carried over cabinet shell 10 by the flowing of air, to reach the heat dissipation behaviour of cabinet shell 10 Make;
In S2 dust removal step, since, there are dust, this part dust can be fallen in heat release hole 13 in air, and due to When proper heat reduction, speed air flow very little in heat release hole 13 is not sufficient to blow dust, so falling on heat release hole 13 In dust will finally be deposited in heat release hole 13, influence the heat dissipation of cabinet shell 10;Control mechanism will detect dust at this time Then accumulation drives rotation axis 27 to rotate, rotation axis 27 can drive dedusting blade 25 to rotate again, in the mistake that dedusting blade 25 rotates Cheng Zhong will drive air and flow, and for one side, the air in cabinet shell 10 will flow out cabinet shell 10, thus by cabinet cabinet shell 10 The heat band crossed offers for sale shell 10, achievees the purpose that heat dissipation, and on the other hand, and dedusting blade 25 drives air flowing and the gas that is formed Flow velocity degree is to blow dust enough, that is to say, that when dedusting blade 25 rotates, the air of flowing will be in heat release hole 13 Dedusting blowout, that is, realize the dedusting to heat release hole 13;
When work, a correlation type photoelectric sensor is formed with control circuit by transmitter, receiver, in heat release hole 13 After accumulation has dust, the light that transmitter is launched at this time will be obstructed by dust, and receiver also just no longer receives light, this When control circuit control shaft rotation, dedusting blade 25 also begins to rotate, to dust be blown out out of heat release hole 13, also Realize the automatic dust removing operation of heat release hole 13;Since correlation type photoelectric sensor already belongs to more existing electronic device, Therefore it repeats no more in the present embodiment;
And in this dust removal process, since dust is to blow out heat release hole 13 by air, and due to the quality of dust There is the phenomenon that fugitive dust so dust will float in air in very little, causes air pollution, therefore, raises provided with S3 inhibition Dirt step, that is, realize using the water storage portion 15 for the lower end that cabinet shell 10 is arranged in and inhibit dust raising phenomenon, when the rainy day, consider Rain of attending the meeting splash the case where or in the case where there is wind, rainwater can enter at the position of water storage portion 15, in water storage portion 15 Recessed catch basin 151 can be collected rainwater;Dedusting blade 25 can be transferred to catch basin 151 in the course of rotation In, the dedusting blade 25 that will be stained with water on dedusting blade 25 at this time and become wet, and moisten is can be to the dust in air It is adhered to, that is to say, that when being dusted to heat release hole 13, the dust in air can be sticked to dedusting blade 25 On, avoid the case where fugitive dust occur;Moreover, air is when by wet dedusting blade 25, on dedusting blade 25 Part water be evaporated, take away the partial heat in air, the heat discharging operation to cabinet shell 10 be furthermore achieved.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description, technical field that the present invention belongs to is all before one skilled in the art know the applying date or priority date Ordinary technical knowledge can know the prior art all in the field, and have using routine experiment hand before the date The ability of section, one skilled in the art can improve and be implemented in conjunction with self-ability under the enlightenment that the application provides This programme, some typical known features or known method should not become one skilled in the art and implement the application Obstacle.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, can also make Several modifications and improvements out, these also should be considered as protection scope of the present invention, these all will not influence the effect that the present invention is implemented Fruit and patent practicability.The scope of protection required by this application should be based on the content of the claims, the tool in specification The records such as body embodiment can be used for explaining the content of claim.

Claims (6)

1. the dust removal method of capacitor cabinet body, it is characterised in that: the capacitor cabinet body of use includes cabinet shell, is arranged on the cabinet shell There is heat release hole, cabinet shell upper end is recessed inwardly to form the air guide portion of inverted U, and the air guide portion is located at the upper of the heat release hole It is square, dedusting mechanism is provided in the air guide portion;The dedusting mechanism includes rotation axis and dedusting blade, and the two of the rotation axis End is connected in the opposite two side walls in the air guide portion, and one end of the dedusting blade is connected in the rotation axis; The rotation axis is connected with control mechanism, the control mechanism detect dust is accumulated in the heat release hole after drive described turn Moving axis;The air in the cabinet shell can be driven to flow out the cabinet shell after the dedusting blade rotation;The lower end of the cabinet shell is arranged There is inclined water storage portion, the water storage portion includes recessed catch basin, and the dedusting blade can be transferred in the catch basin;
Including the following contents:
S1 heat dissipation step: in use, the temperature inside cabinet shell increases, the air inside cabinet shell is flowed out from heat release hole, and heat passes through The flowing of air is carried over cabinet shell, to reach the heat discharging operation of cabinet shell;
S2 dust removal step: after accumulating dust in heat release hole, control mechanism detects dust accretions, and driving rotation axis rotation turns Moving axis drives the rotation of dedusting blade, forms the air-flow of outflow cabinet body, and the dedusting in heat release hole is blown out, that is, realized by the air of flowing Dedusting to heat release hole;
S3 inhibits fugitive dust step: recessed catch basin is collected rainwater;Dedusting blade can be transferred in the course of rotation In catch basin, it will be stained with water on dedusting blade at this time and become wet, the dust in air is adhered to.
2. the dust removal method of capacitor cabinet body according to claim 1, it is characterised in that: in S2, air guide portion is additionally provided with Gas port radiates.
3. the dust removal method of capacitor cabinet body according to claim 1, it is characterised in that: in S2, control mechanism is using hair The detection to dedusting is realized in the cooperation of emitter, receiver and control circuit, and transmitter and the receiver, which oppose to being arranged respectively, to exist The both ends of heat release hole, when receiver does not receive the light that transmitter is launched, control circuit just controls rotation axis rotation.
4. the dust removal method of capacitor cabinet body according to claim 1, it is characterised in that: in S3, the upper port of catch basin Foam-rubber cushion is provided with to clean dedusting blade.
5. the dust removal method of capacitor cabinet body according to claim 1, it is characterised in that: on the surface of dedusting blade in S2 Equipped with several fins.
6. the dust removal method of capacitor cabinet body according to claim 1, it is characterised in that: the dedusting mechanism setting in S2 exists The side of cabinet shell.
CN201710832432.2A 2017-09-15 2017-09-15 The dust removal method of capacitor cabinet body Active CN107482485B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710832432.2A CN107482485B (en) 2017-09-15 2017-09-15 The dust removal method of capacitor cabinet body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710832432.2A CN107482485B (en) 2017-09-15 2017-09-15 The dust removal method of capacitor cabinet body

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Publication Number Publication Date
CN107482485A CN107482485A (en) 2017-12-15
CN107482485B true CN107482485B (en) 2019-02-26

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Application Number Title Priority Date Filing Date
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Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103806815B (en) * 2014-03-13 2015-06-24 国家电网公司 Shutter for protecting cabinet body
CN106102378A (en) * 2016-08-02 2016-11-09 无锡尊宝电动车有限公司 A kind of electric appliance box with radiating dustproof function
CN106972382B (en) * 2017-05-17 2018-08-10 珠海市万晟电气有限公司 A kind of dust-proof radiating power equipment power distribution cabinet

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Effective date of registration: 20240412

Address after: No.6-1-901, 1st Floor, Lingxiu, Fenghuang North Street, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region, 750000

Patentee after: Yang Xiaoyu

Country or region after: China

Patentee after: Yang Xiaohua

Address before: Room 301-127, No. 386 Fengxiang Road, High tech Zone, Ningbo City, Zhejiang Province, 315000

Patentee before: NINGBO BOEN ELECTRIC Co.,Ltd.

Country or region before: China