CN107959248A - A kind of open air dust-proof radiating high-voltage appliance switch cabinet - Google Patents
A kind of open air dust-proof radiating high-voltage appliance switch cabinet Download PDFInfo
- Publication number
- CN107959248A CN107959248A CN201711391289.4A CN201711391289A CN107959248A CN 107959248 A CN107959248 A CN 107959248A CN 201711391289 A CN201711391289 A CN 201711391289A CN 107959248 A CN107959248 A CN 107959248A
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- Prior art keywords
- cabinet
- canyon
- fixed
- dust
- appliance switch
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- 238000012423 maintenance Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 20
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009423 ventilation 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
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of outdoor dust-proof radiating high-voltage appliance switch cabinet, including：Cabinet, is fixed with head cover at the top of the cabinet, and lautertuns is fixed between the edge and cabinet of the head cover, and the side of the cabinet is equipped with secondary chamber, and the side of the chassis is provided with air-cooler；The inside of the cabinet is divided into canyon and dirt pocket by filter plate, the filter plate is fixed in cabinet by card slot, the top of the canyon is fixed with ventilating fan by fixed link, and the dirt pocket is connected to air-cooler by cool air hose, and bottom is equipped with ash collection slot in the dirt pocket.The present invention can filter the dust impurity in cold wind, can be filtered the dust mixed in high-temperature gas using lautertuns, while prevent external dust from the entrance of the top of cabinet, good dustproof effect by filter plate；The indoor cold wind of equipment is imported by secondary chamber by communicating pipe, accelerates the indoor heat discharge of equipment, improves radiating efficiency.
Description
Technical field
The invention belongs to High-Voltage Electrical Appliances engineering device technique field, and in particular to a kind of open air dust-proof radiating high-voltage appliance switch
Cabinet.
Background technology
High-Voltage Electrical Appliances be it is a kind of can be according to extraneous signal and requirement, manually or automatically on-off circuit, to realize
The element or equipment of switching, control, protection, detection, conversion and adjusting to circuit or non-electrical object.Generally acknowledged height in the world
The line of demarcation exchange of piezoelectricity device is 1kV (direct current is then 1500V).It is High-Voltage Electrical Appliances for exchange more than 1kV, 1kV and following to be low
Piezoelectricity device.Sometimes transformer is also included in High-Voltage Electrical Appliances.In industry, agricultural, traffic, national defence and people's electricity consumption department, greatly
Majority uses high voltage supply.In general, High-Voltage Electrical Appliances are installed concentratedly in switchgear, high-tension switch cabinet refers to be used for electric system
Play break-make, control or protection etc. in power generation, transmission of electricity, distribution, electric energy conversion and consumption, high-tension switch cabinet is by making voltage class
In the electric equipment products of 3.6kV~550kV, high voltage isolator is with earthing switch, high voltage load switch, high pressure automatic reclosing with dividing
Section several major classes such as device, high-voltage actuating mechanism, high voltage explosion-proof power distribution device and high-tension switch cabinet.Switchgear have aerial inlet-outlet line,
The functions such as cable incoming-outgoing wire, bus contact.Be primarily adapted for use in power plant, substation, petrochemical industry, metallurgical steel rolling, industry light industry textile industry,
The various different fields such as industrial enterprise and residential quarters, skyscraper, switchgear should meet ac metal closing switch gear standard
Related requirement, formed by cabinet and breaker two are most of, cabinet is by housing, electric elements (including insulating part), various machines
Structure, secondary terminals and line etc. form.
Existing high-voltage appliance switch cabinet is simple, carries out heat exchange only by stomata and external air flow, works as cabinet
When internal fan does not work, dust is easily redirected back into cabinet at the air outlet of cabinet, and dust-proof effect is poor, in addition, cabinet
Interior air-flow circulation effect is poor, and radiating efficiency is slow, is unfavorable for the heat in time in discharge cabinet.
The content of the invention
It is an object of the invention to provide a kind of outdoor dust-proof radiating high-voltage appliance switch cabinet, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution：A kind of open air dust-proof radiating high-voltage appliance switch cabinet,
Including：
Cabinet, is fixed with head cover at the top of the cabinet, is fixed with lautertuns between the edge and cabinet of the head cover, institute
The side for stating cabinet is equipped with secondary chamber, and the bottom of the cabinet is fixed on chassis, and the side of the chassis is provided with air-cooler；
The inside of the cabinet is divided into canyon and dirt pocket by filter plate, and the filter plate is fixed on by card slot
In cabinet, the top of the canyon is fixed with ventilating fan by fixed link, and the dirt pocket is connected to cold wind by cool air hose
Machine, bottom is equipped with ash collection slot in the dirt pocket.
Preferably, the top of the canyon is equipped with air outlet, and the edge protrusion cabinet of the head cover simultaneously extends downwardly.
Preferably, the lautertuns opening upwards, the lautertuns are removably connected to head cover by bolt.
Preferably, it is also equipped with maintenance lamp in the equipment chamber interior walls.
Preferably, the side of the canyon is provided with maintenance door by hinge, and the maintenance door is equipped with handle, described
The side of dirt pocket is provided with shoot door by hinge, and the shoot door is equipped with hasp lock.
Preferably, the wind deflector being spacedly distributed, the lowest point of the wind deflector and cool air hose are equipped with the dirt pocket
In same level.
Preferably, the secondary chamber is distributed in both sides and the rear side of cabinet, the both ends of the pair chamber respectively with canyon
Upper and lower ends connect, and the pair chamber is equipped with the communicating pipe connected with canyon.
Preferably, jacking block is fixed with the top of the head cover, the jacking block is in back taper.
The technique effect and advantage of the present invention：
1st, cold wind is blown into dirt pocket into cabinet by air-cooler, cold wind is blown into canyon under the action of wind deflector
It is interior, when cold wind passes through filter plate, the dust impurity in cold wind can be filtered, the dust after filtering is gradually accumulated by gravity
Influence falls into ash collection slot and is collected, and by opening shoot door, the dust in ash collection slot can be carried out clearly by pulling out ash collection slot
Reason, it is easy to use；
2nd, after cold wind enters canyon, the indoor High-Voltage Electrical Appliances of equipment are cooled down, by communicating pipe, can be incited somebody to action
The indoor cold wind of equipment imports secondary chamber, accelerates the indoor heat discharge of equipment, and the air-flow of secondary intracavitary is exhausted directly to the top of canyon
Portion, is discharged the indoor high-temperature gas of equipment by ventilating fan, high-temperature gas flows around under the guiding of jacking block, carries upwards
High radiating efficiency；
3rd, the dust mixed in high-temperature gas can be filtered using lautertuns, while prevents external dust from cabinet
Top enter, good dustproof effect.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of outdoor dust-proof radiating high-voltage appliance switch cabinet of the present invention；
Fig. 2 is a kind of internal structure schematic diagram of outdoor dust-proof radiating high-voltage appliance switch cabinet of the present invention；
Fig. 3 is enlarged structure schematic diagram at A in a kind of Fig. 2 of outdoor dust-proof radiating high-voltage appliance switch cabinet of the present invention；
Fig. 4 is a kind of cabinet overlooking the structure diagram of outdoor dust-proof radiating high-voltage appliance switch cabinet of the present invention.
In figure：1 head cover, 2 secondary chambers, 3 handles, 4 hasp locks, 5 shoot doors, 6 chassis, 7 air-coolers, 8 maintenance doors, 9 hinges, 10
Cabinet, 11 canyons, 12 communicating pipes, 13 cool air hoses, 14 wind deflectors, 15 dirt pockets, 16 maintenance lamps, 17 ventilating fans, 18 fixed links,
19 jacking blocks, 20 air outlets, 21 card slots, 22 filter plates, 23 ash collection slots, 24 lautertuns, 25 bolts.
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 Figs 1-4, a kind of outdoor dust-proof radiating high-voltage appliance switch cabinet, including：
Cabinet 10, the top of the cabinet 10 are fixed with head cover 1, are fixed between the edge and cabinet 10 of the head cover 1
Lautertuns 24, the side of the cabinet 10 are equipped with secondary chamber 2, and the bottom of the cabinet 10 is fixed on chassis 6, the chassis 6
Side is provided with air-cooler 7；
The inside of the cabinet 10 is divided into canyon 11 and dirt pocket 15 by filter plate 22, and the filter plate 22 passes through
Card slot 21 is fixed in cabinet 10, and the top of the canyon 11 is fixed with ventilating fan 17, the dirt pocket by fixed link 18
15 are connected to air-cooler 7 by cool air hose 13, and bottom is equipped with ash collection slot 23 in the dirt pocket 15.
The top of the canyon 11 is equipped with air outlet 20, and the edge protrusion cabinet 10 of the head cover 1 is simultaneously extended downwardly, pushed up
Air-out passage is left between lid 1 and cabinet 10, by air outlet 20, high-temperature gas in cabinet 10 can be discharged, high-temperature gas
Finally heel row is filtered by lautertuns 24 go out cabinet 10 along air-out passage.
24 opening upwards of lautertuns, the lautertuns 24 are removably connected to head cover 1 by bolt 25, pass through filtering
Groove 24, it is internal can to prevent that external dust from entering from the top of cabinet 10, meanwhile, can be in cabinet 10 using lautertuns 24
The gas of discharge is filtered, and dust is concentrated in lautertuns 24, passes through assembling-disassembling bolt 25, in that context it may be convenient to lautertuns 24
Internal dust is cleared up, easy to maintain.
It is also equipped with maintenance lamp 16 on 11 inner wall of canyon, maintenance lamp 16 is used for 11 intraoral illumination of canyon, can be with
The maintenance of personnel convenient to overhaul.
The side of the canyon 11 is provided with maintenance door 8 by hinge 9, and the maintenance door 8 is equipped with handle 3, passes through
Maintenance door 8, convenient to carry out Maintenance and Repair to canyon 11, the side of the dirt pocket 15 is provided with shoot door 5 by hinge 9,
The shoot door 5 is equipped with hasp lock 4, and shoot door 5 is identical with the height of ash collection slot 23, can easily be beaten by hasp lock 4
Opening or cleaning ash door 5, pulls out ash collection slot 23 and the dust in ash collection slot 23 is cleared up, easy to use.
The wind deflector 14 being spacedly distributed, the lowest point of the wind deflector 14 and cool air hose 13 are equipped with the dirt pocket 15
In same level, wind deflector 14 is obliquely installed, can be by the cold wind that cool air hose 13 is blown out to enterprising by wind deflector 14
Row guiding, makes cold wind enter canyon 11, the High-Voltage Electrical Appliances in canyon 11 is cooled down, when cold wind passes through filter plate
When 22, the dust impurity in cold wind can be filtered, the dust after filtering, which gradually accumulates to be affected by gravity, falls into ash collection slot
It is collected in 23.
The pair chamber 2 is distributed in both sides and the rear side of cabinet 10, and the both ends of the pair chamber 2 are upper with canyon 11 respectively
Lower both ends connection, the pair chamber 2 are equipped with the communicating pipe 12 connected with canyon 11, can be by canyon by communicating pipe 12
Cold wind in 11 imports secondary chamber 2, and the heat accelerated in canyon 11 is discharged, and the air-flow in secondary chamber 2 is exhausted directly to canyon 11 and pushes up
Discharged at the ventilating fan 17 in portion, improve radiating efficiency.
The top of the head cover 1 is fixed with jacking block 19, and the jacking block 19 is in back taper, and jacking block 19 is fixed on ventilating fan 17
Surface, by back taper, the air-flow that can discharge ventilating fan 17 is oriented to around, and then is discharged by air outlet 20
Cabinet 10, improves ventilation efficiency.
Specifically, in use, cold wind is blown into the dirt pocket 15 into cabinet 10 by air-cooler 7, cold wind is in wind deflector
It is blown under the action of 14 in canyon 11, when cold wind is by filter plate 22, the dust impurity in cold wind can be filtered, mistake
Dust after filter, which gradually accumulates to be affected by gravity to fall into ash collection slot 23, to be collected, and by opening shoot door 5, pulls out ash collection slot
23 can clear up the dust in ash collection slot 23, easy to use, after cold wind enters canyon 11, to the height in canyon 11
Piezoelectricity device cools down, and by communicating pipe 12, the cold wind in canyon 11 can be imported to secondary chamber 2, accelerate canyon 11
Interior heat discharge, the air-flow in secondary chamber 2 are exhausted directly to the top of canyon 11, by ventilating fan 17 by the height in canyon 11
Wet body is discharged upwards, improves radiating efficiency, and high-temperature gas flows around under the guiding of jacking block 19, by air outlet 20
Lautertuns 14 is flowed to, the dust mixed in high-temperature gas can be filtered using lautertuns 14, while prevent external dust
Enter from the top of cabinet 10, good dustproof 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, it still may be used
To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's
Within protection domain.
Claims (8)
- A kind of 1. open air dust-proof radiating high-voltage appliance switch cabinet, it is characterised in that including：Cabinet (10), is fixed with head cover (1) at the top of the cabinet (10), between the edge and cabinet (10) of the head cover (1) Lautertuns (24) is fixed with, the side of the cabinet (10) is equipped with secondary chamber (2), and the bottom of the cabinet (10) is fixed on chassis (6) on, the side of the chassis (6) is provided with air-cooler (7)；The inside of the cabinet (10) is divided into canyon (11) and dirt pocket (15), the filter plate by filter plate (22) (22) it is fixed on by card slot (21) in cabinet (10), the top of the canyon (11) is fixed with air draft by fixed link (18) Fan (17), the dirt pocket (15) is connected to air-cooler (7) by cool air hose (13), and the interior bottom of the dirt pocket (15) is equipped with collection Ash-pit (23).
- A kind of 2. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The canyon (11) top is equipped with air outlet (20), and the edge protrusion cabinet (10) of the head cover (1) simultaneously extends downwardly.
- A kind of 3. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The lautertuns (24) opening upwards, the lautertuns (24) are removably connected to head cover (1) by bolt (25).
- A kind of 4. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The canyon (11) maintenance lamp (16) is also equipped with inner wall.
- A kind of 5. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The canyon (11) side is provided with maintenance door (8) by hinge (9), and the maintenance door (8) is equipped with handle (3), the dirt pocket (15) side is provided with shoot door (5) by hinge (9), and the shoot door (5) is equipped with hasp lock (4).
- A kind of 6. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The dirt pocket (15) wind deflector (14) being spacedly distributed is equipped with, the wind deflector (14) and the lowest point of cool air hose (13) are located at same water In plane.
- A kind of 7. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The pair chamber (2) both sides and the rear side of cabinet (10) are distributed in, the upper and lower ends of the both ends of the pair chamber (2) respectively with canyon (11) connect Logical, the pair chamber (2) is equipped with the communicating pipe (12) connected with canyon (11).
- A kind of 8. outdoor dust-proof radiating high-voltage appliance switch cabinet according to claim 1, it is characterised in that：The head cover (1) jacking block (19) is fixed with the top of, the jacking block (19) is in back taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391289.4A CN107959248B (en) | 2017-12-21 | 2017-12-21 | A kind of open air dust-proof radiating high-voltage appliance switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391289.4A CN107959248B (en) | 2017-12-21 | 2017-12-21 | A kind of open air dust-proof radiating high-voltage appliance switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107959248A true CN107959248A (en) | 2018-04-24 |
| CN107959248B CN107959248B (en) | 2019-09-27 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711391289.4A Active CN107959248B (en) | 2017-12-21 | 2017-12-21 | A kind of open air dust-proof radiating high-voltage appliance switch cabinet |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038304A (en) * | 2018-07-26 | 2018-12-18 | 襄阳赛克斯电气股份有限公司 | A kind of outdoor electricity distribution cabinet of dustproof ventilated |
| CN109673133A (en) * | 2018-12-20 | 2019-04-23 | 中车永济电机有限公司 | Locomotive converter copped wave resistive dissipation device |
| CN111029942A (en) * | 2019-11-29 | 2020-04-17 | 邹平市供电公司 | High-temperature early warning device of power equipment |
| CN112072518A (en) * | 2018-09-29 | 2020-12-11 | 河南亚诺电气设备有限公司 | Heat dissipation dust-proof high-low voltage switch cabinet |
| CN113131347A (en) * | 2021-04-20 | 2021-07-16 | 江西琰圭技术服务有限公司 | Original electric power of basic station introduces cable increase-volume voltage regulator device and steady voltage system thereof |
| CN113457308A (en) * | 2021-07-01 | 2021-10-01 | 刘明 | Dust collector who has circulating filtration structure for electrical automation equipment |
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| CN204030363U (en) * | 2014-08-12 | 2014-12-17 | 国网山东诸城市供电公司 | A kind of outdoor power equipment cabinet |
| CN205666490U (en) * | 2016-06-06 | 2016-10-26 | 国网河南社旗县供电公司 | Dustproof power box of heat dissipation |
| CN106207768A (en) * | 2016-08-04 | 2016-12-07 | 安徽罗伯特科技股份有限公司 | Switchyard casing |
| CN107370048A (en) * | 2017-08-06 | 2017-11-21 | 璧电ゥ | A kind of switch cubicle of intelligent cooling dehumidifying |
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2017
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Patent Citations (4)
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| CN204030363U (en) * | 2014-08-12 | 2014-12-17 | 国网山东诸城市供电公司 | A kind of outdoor power equipment cabinet |
| CN205666490U (en) * | 2016-06-06 | 2016-10-26 | 国网河南社旗县供电公司 | Dustproof power box of heat dissipation |
| CN106207768A (en) * | 2016-08-04 | 2016-12-07 | 安徽罗伯特科技股份有限公司 | Switchyard casing |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038304A (en) * | 2018-07-26 | 2018-12-18 | 襄阳赛克斯电气股份有限公司 | A kind of outdoor electricity distribution cabinet of dustproof ventilated |
| CN109038304B (en) * | 2018-07-26 | 2019-12-27 | 襄阳赛克斯电气股份有限公司 | Dustproof and ventilated outdoor power distribution cabinet |
| CN112072518A (en) * | 2018-09-29 | 2020-12-11 | 河南亚诺电气设备有限公司 | Heat dissipation dust-proof high-low voltage switch cabinet |
| CN112072518B (en) * | 2018-09-29 | 2022-09-09 | 山东九孚电气有限公司 | Heat dissipation dust-protection type high-low voltage switch cabinet |
| CN109673133A (en) * | 2018-12-20 | 2019-04-23 | 中车永济电机有限公司 | Locomotive converter copped wave resistive dissipation device |
| CN111029942A (en) * | 2019-11-29 | 2020-04-17 | 邹平市供电公司 | High-temperature early warning device of power equipment |
| CN113131347A (en) * | 2021-04-20 | 2021-07-16 | 江西琰圭技术服务有限公司 | Original electric power of basic station introduces cable increase-volume voltage regulator device and steady voltage system thereof |
| CN113457308A (en) * | 2021-07-01 | 2021-10-01 | 刘明 | Dust collector who has circulating filtration structure for electrical automation equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107959248B (en) | 2019-09-27 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190823 Address after: 325600 Yueqing Economic Development Zone, Zhejiang, No. seven, No. Road, No. 477 Applicant after: Tianmei Electric Co.,Ltd. Address before: 312599 Hanfeng Village, Hanfei Village, Nanxiang, Xinchang County, Shaoxing City, Zhejiang Province, 196 Applicant before: Pan Guifeng |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: An outdoor dust-proof and heat dissipating high-voltage electrical switchgear Granted publication date: 20190927 Pledgee: Agricultural Bank of China Limited by Share Ltd. Yueqing branch Pledgor: Tianmei Electric Co.,Ltd. Registration number: Y2024980037166 |