CN110880702A - Novel anti-leakage switch cabinet - Google Patents

Novel anti-leakage switch cabinet Download PDF

Info

Publication number
CN110880702A
CN110880702A CN201911235017.4A CN201911235017A CN110880702A CN 110880702 A CN110880702 A CN 110880702A CN 201911235017 A CN201911235017 A CN 201911235017A CN 110880702 A CN110880702 A CN 110880702A
Authority
CN
China
Prior art keywords
cabinet body
fixedly connected
mounting
heat dissipation
novel anti
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
Application number
CN201911235017.4A
Other languages
Chinese (zh)
Inventor
张扬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Xusen Electrical Equipment Co Ltd
Original Assignee
Hefei Xusen Electrical Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei Xusen Electrical Equipment Co Ltd filed Critical Hefei Xusen Electrical Equipment Co Ltd
Priority to CN201911235017.4A priority Critical patent/CN110880702A/en
Publication of CN110880702A publication Critical patent/CN110880702A/en
Pending legal-status Critical Current

Links

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
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • 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
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32Mounting of devices therein

Abstract

The invention discloses a novel anti-leakage switch cabinet which comprises a cabinet body, wherein the lower end of the cabinet body is fixedly connected with two supporting seats, the inside of the cabinet body is fixedly connected with a partition plate, a plurality of supporting plates are fixedly connected between the lower side of the partition plate and the inner bottom of the cabinet body together, a plurality of ventilation holes are formed in the side wall of the cabinet body and the partition plate in a penetrating mode, two opposite inner sides of the cabinet body are fixedly connected with dustproof nets, two opposite side walls of the cabinet body are respectively provided with a heat dissipation mechanism, two opposite inner sides of the cabinet body are respectively and fixedly connected with a cylinder body, and a starting mechanism for automatically starting the heat dissipation mechanism is arranged inside the. The switch cabinet has reasonable structural design, the heat radiation fan is started to operate only by the starting mechanism when the temperature in the cabinet body rises, the effects of temperature reduction and heat radiation are achieved, the waste of electric power is effectively reduced, the electric leakage can be transferred by the grounding rod, and the safety of the switch cabinet is improved.

Description

Novel anti-leakage switch cabinet
Technical Field
The invention relates to the technical field of power switch cabinets, in particular to a novel anti-creeping switch cabinet.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system.
At present, the current cubical switchboard easily takes place the electric leakage condition, and can not leak electricity after the electric leakage takes place and shift, has very big potential safety hazard, and the radiator fan of cubical switchboard is in running state always, and the start-up operation of the control radiator fan that can not be reasonable has caused the waste of electric power.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a novel anti-creeping switch cabinet, wherein a radiating fan of the novel anti-creeping switch cabinet is started to operate only by a starting mechanism when the temperature in the cabinet body rises, so that the effects of cooling and radiating are achieved, the waste of electric power is effectively reduced, and the creepage can be transferred by a grounding rod, so that the safety of the switch cabinet is improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel anti-creeping switch cabinet comprises a cabinet body, wherein the lower end of the cabinet body is fixedly connected with two supporting seats, the inside of the cabinet body is fixedly connected with a partition plate, a plurality of supporting plates are fixedly connected between the lower side of the partition plate and the inner bottom of the cabinet body together, a plurality of ventilation holes are arranged on the side wall of the cabinet body and the partition plate in a penetrating way, two opposite inner sides of the cabinet body are fixedly connected with a dust screen, two opposite side walls of the cabinet body are respectively provided with a heat dissipation mechanism, two opposite inner sides of the cabinet body are respectively fixedly connected with a cylinder body, the inside of the cylinder body is provided with a starting mechanism for automatically starting the heat dissipation mechanism, detachable mounting supports are symmetrically arranged on the upper side of the partition plate, an electrical element is fixedly connected between the two mounting supports, an insulating layer is arranged between the electrical, the utility model discloses an electric appliance cabinet, including the baffle, the baffle is provided with the cabinet body, the lower extreme fixedly connected with insulating tube of electrical components, the insulating tube runs through the interior bottom of the baffle and the cabinet body and extends to the outside of the cabinet body, electrical components's lower extreme still fixedly connected with earth bar, the earth bar is located the inside of insulating tube, the upside fixedly connected with weather shield of the cabinet body, the inside of weather shield is provided with drying mechanism.
Preferably, heat dissipation mechanism is including seting up the installing port on the lateral wall of the cabinet body, the inside of installing port is provided with radiator fan, the inside fixedly connected with filter screen of installing port, the filter screen is located radiator fan one side position outwards, the last wire that is connected with of radiator fan.
Preferably, actuating mechanism is including setting up the slider that can reciprocate in the barrel inside, the upside fixedly connected with battery of slider, the upside electricity of battery is connected with down the conducting rod, it has the inflation liquid to fill between the downside of slider and the interior bottom of barrel, the upper end of barrel is run through and is provided with the conducting rod, go up the conducting rod and connect with the wire, go up the cyclic annular mounting panel of upside fixedly connected with of conducting rod, the lower extreme fixedly connected with magnetic path of mounting panel.
Preferably, the upside of barrel adopts magnetic metal material to make, the downside of barrel adopts heat-conducting material to make.
Preferably, the mounting mechanism comprises a mounting block fixedly connected to the lower side of the mounting support, the upper side of the partition board is provided with a mounting groove matched with the mounting block, the lower side of the partition board is provided with a fastening bolt in a penetrating manner, and the fastening bolt and the mounting block are in threaded connection.
Preferably, the drying mechanism includes the air heater of fixed connection at the cabinet body upside, the interior top fixedly connected with ventilation pipe of the cabinet body, the downside of ventilation pipe is equidistant to be provided with a plurality of air outlets, the air-out end of air heater runs through the upside and the fixedly connected with ventilation pipe of the cabinet body.
The invention has the following beneficial effects:
1. by arranging the heat dissipation mechanism and the starting mechanism, when the temperature in the cabinet body is too high, the power supply is switched on by utilizing the expansion phenomenon caused by the expansion liquid heated, and the heat dissipation fan is operated to dissipate heat in the cabinet body, so that the aim of cooling is fulfilled;
2. through the arrangement of the mounting mechanism, the mounting support can be rapidly mounted by utilizing the matching of the mounting block and the mounting groove, the mounting support is convenient to mount and fix, and the mounting block can be screwed and fixed through the fastening bolt;
3. through the setting of drying mechanism, utilize the air heater to produce hot-blast phenomenon that can appear steam with cabinet body inside and carry out drying process, avoid causing the influence to electrical components.
Drawings
Fig. 1 is a schematic sectional structure view of a novel anti-leakage switch cabinet provided by the invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic front view of a novel anti-leakage switch cabinet provided by the invention.
In the figure: 1 cabinet body, 2 filter screens, 3 conducting wires, 4 ventilation holes, 5 dust screens, 6 supporting plates, 7 insulating pipes, 8 fastening bolts, 9 grounding rods, 10 supporting seats, 11 insulating layers, 12 mounting blocks, 13 mounting grooves, 14 mounting supports, 15 electrical components, 16 cooling fans, 17 air outlets, 18 ventilation pipes, 19 rain baffles, 20 hot air blowers, 21 cylinders, 22 storage batteries, 23 magnetic blocks, 24 mounting plates, 25 upper conductive rods, 26 lower conductive rods, 27 sliding blocks and 28 expansion liquid.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a novel anti-leakage switch cabinet comprises a cabinet body 1, two support seats 10 are fixedly connected to the lower end of the cabinet body 1, a partition plate is fixedly connected to the inside of the cabinet body 1, a plurality of support plates 6 are fixedly connected between the lower side of the partition plate and the inner bottom of the cabinet body 1, a plurality of ventilation holes 4 are arranged on the side wall and the partition plate of the cabinet body 1, a dust screen 5 is fixedly connected to the two opposite inner sides of the cabinet body 1, heat dissipation mechanisms are arranged on the two opposite side walls of the cabinet body 1, a cylinder 21 is fixedly connected to the two opposite inner sides of the cabinet body 1, a starting mechanism for self-starting the heat dissipation mechanism is arranged inside the cylinder 21, detachable mounting supports 14 are symmetrically arranged on the upper side of the partition plate, an electrical component 15 is fixedly connected between the two mounting supports 14, an insulating layer 11 is, the lower extreme fixedly connected with insulating tube 7 of electrical components 15, insulating tube 7 run through the interior bottom of baffle and cabinet body 1 and extend to the outside of the cabinet body 1, and the lower extreme of electrical components 15 still fixedly connected with earth bar 9, and earth bar 9 is located the inside of insulating tube 7, the upside fixedly connected with weather shield 19 of the cabinet body 1, and the inside of weather shield 19 is provided with drying mechanism.
The heat dissipation mechanism is provided with radiator fan 16 including seting up the installing port on the lateral wall of the cabinet body 1, the inside fixedly connected with filter screen 2 of installing port, and filter screen 2 is located radiator fan 16 one side position outwards, is connected with wire 3 on the radiator fan 16, can carry out the cooling of dispelling the heat to the inside of the cabinet body 1 and handle.
The starting mechanism comprises a sliding block 27 which is arranged in the barrel 21 and can move up and down, a storage battery 22 is fixedly connected to the upper side of the sliding block 27, a lower conducting rod 26 is electrically connected to the upper side of the storage battery 22, expansion liquid 28 is filled between the lower side of the sliding block 27 and the inner bottom of the barrel 21, an upper conducting rod 25 penetrates through the upper end of the barrel 21, the upper conducting rod 25 is connected with a lead 3, an annular mounting plate 24 is fixedly connected to the upper side of the upper conducting rod 25, a magnetic block 23 is fixedly connected to the lower end of the mounting plate 24, and the expansion liquid 28 is mercury which is easy.
The upside of barrel 21 adopts magnetic metal material system, and the downside of barrel 21 adopts heat-conducting material system, makes things convenient for the magnetism of mounting panel 24 to inhale fixedly, makes things convenient for inflation liquid 28 thermal expansion.
The installation mechanism comprises an installation block 12 fixedly connected to the lower side of an installation support 14, an installation groove 13 matched with the installation block 12 is formed in the upper side of the partition plate, a fastening bolt 8 penetrates through the lower side of the partition plate, the partition plate and the installation block are in threaded connection, and quick installation and fixation of an electric appliance element 15 can be achieved.
The drying mechanism comprises an air heater 20 fixedly connected to the upper side of the cabinet body 1, a ventilation pipe 18 fixedly connected to the inner top of the cabinet body 1, a plurality of air outlets 17 are arranged on the lower side of the ventilation pipe 18 at equal intervals, the air outlet end of the air heater 20 penetrates through the upper side of the cabinet body 1 and the ventilation pipe 18 fixedly connected to the upper side of the cabinet body 1, water vapor floating on the inner top of the cabinet body 1 can be dried, and the influence on the electrical component 15 is avoided.
When the temperature inside the cabinet body 1 is too high, the expansion liquid 28 is heated and expanded under the action of heat, the expansion liquid 28 pushes the sliding block 27 to move upwards, the sliding block 27 moves upwards to drive the storage battery 22 to move upwards, and when the upper conductive rod 25 is in contact with the lower conductive rod 26 in an abutting mode, the heat dissipation fan 16 is powered on through a conducting wire, the operation of the heat dissipation fan 16 is realized, and the effect of heat dissipation inside the cabinet body 1 is achieved;
when the phenomenon of water vapor occurs inside the cabinet body 1, the hot air blower 20 is started, hot air generated by the hot air blower 20 is blown into the ventilation pipe 18 and blown out through the air outlet 17, and the water vapor floating on the top inside the cabinet body 1 is dried, so that the influence on the electrical component 15 is avoided;
utilize installation piece 12 to insert the inside of mounting groove 13, reach the purpose of quick location, make things convenient for fastening bolt 8's installation fixed, screw fastening bolt 8 afterwards and realize the installation fixed of installation piece 12, make things convenient for electrical components 15 fixed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (6)

1. A novel anti-creeping switch cabinet comprises a cabinet body (1) and is characterized in that the lower end of the cabinet body (1) is fixedly connected with two supporting seats (10), a partition plate is fixedly connected inside the cabinet body (1), a plurality of supporting plates (6) are fixedly connected between the lower side of the partition plate and the inner bottom of the cabinet body (1) together, a plurality of ventilation holes (4) are arranged on the side wall and the partition plate of the cabinet body (1) in a penetrating manner, dust screens (5) are fixedly connected on two opposite inner sides of the cabinet body (1), heat dissipation mechanisms are arranged on two opposite side walls of the cabinet body (1), a cylinder body (21) is fixedly connected on two opposite inner sides of the cabinet body (1), a starting mechanism for self-starting the heat dissipation mechanisms is arranged inside the cylinder body (21), and detachable mounting supports (14) are symmetrically arranged on the upper side of the partition, two fixedly connected with electrical components (15) between installing support (14), be provided with insulating layer (11) between electrical components (15) and installing support (14), be provided with installation mechanism between installing support (14) and the baffle, lower extreme fixedly connected with insulating tube (7) of electrical components (15), insulating tube (7) run through the interior bottom of baffle and the cabinet body (1) and extend to the outside of the cabinet body (1), the lower extreme of electrical components (15) still fixedly connected with earth bar (9), earth bar (9) are located the inside of insulating tube (7), upside fixedly connected with weather shield (19) of the cabinet body (1), the inside of weather shield (19) is provided with drying mechanism.
2. The novel anti-creeping switch cabinet according to claim 1, wherein the heat dissipation mechanism comprises a mounting opening formed in a side wall of the cabinet body (1), a heat dissipation fan (16) is arranged inside the mounting opening, a filter screen (2) is fixedly connected inside the mounting opening, the filter screen (2) is located at a position on one side of the heat dissipation fan (16) facing outwards, and a lead (3) is connected to the heat dissipation fan (16).
3. The novel anti-creeping switch cabinet according to claim 2, wherein the starting mechanism comprises a slider (27) which is arranged inside the cylinder (21) and can move up and down, a storage battery (22) is fixedly connected to the upper side of the slider (27), a lower conducting rod (26) is electrically connected to the upper side of the storage battery (22), an expansion liquid (28) is filled between the lower side of the slider (27) and the inner bottom of the cylinder (21), an upper conducting rod (25) is arranged at the upper end of the cylinder (21) in a penetrating manner, the upper conducting rod (25) is connected with the lead (3), an annular mounting plate (24) is fixedly connected to the upper side of the upper conducting rod (25), and a magnetic block (23) is fixedly connected to the lower end of the mounting plate (24).
4. The novel anti-creeping switch cabinet according to claim 3, wherein the upper side of the cylinder (21) is made of magnetic metal material, and the lower side of the cylinder (21) is made of heat conducting material.
5. The novel anti-creeping switch cabinet according to claim 1, wherein the mounting mechanism comprises a mounting block (12) fixedly connected to the lower side of a mounting support (14), the upper side of the partition is provided with a mounting groove (13) matched with the mounting block (12), and the lower side of the partition is provided with a fastening bolt (8) in a penetrating manner and is in threaded connection with the mounting block.
6. The novel anti-creeping switch cabinet according to claim 1, wherein the drying mechanism comprises a hot air blower (20) fixedly connected to the upper side of the cabinet body (1), a ventilation pipe (18) is fixedly connected to the inner top of the cabinet body (1), a plurality of air outlets (17) are arranged at equal intervals on the lower side of the ventilation pipe (18), and an air outlet end of the hot air blower (20) penetrates through the upper side of the cabinet body (1) and is fixedly connected with the ventilation pipe (18).
CN201911235017.4A 2019-12-05 2019-12-05 Novel anti-leakage switch cabinet Pending CN110880702A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911235017.4A CN110880702A (en) 2019-12-05 2019-12-05 Novel anti-leakage switch cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911235017.4A CN110880702A (en) 2019-12-05 2019-12-05 Novel anti-leakage switch cabinet

Publications (1)

Publication Number Publication Date
CN110880702A true CN110880702A (en) 2020-03-13

Family

ID=69730353

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911235017.4A Pending CN110880702A (en) 2019-12-05 2019-12-05 Novel anti-leakage switch cabinet

Country Status (1)

Country Link
CN (1) CN110880702A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111614002A (en) * 2020-06-22 2020-09-01 杨伟 Multi-fan self-rotation heat dissipation type electric power cabinet
CN112531521A (en) * 2020-12-01 2021-03-19 南昌工程学院 Electric automation control's heat dissipation regulator cubicle and alarm system thereof
CN113323852A (en) * 2021-06-17 2021-08-31 江苏气老板节能技术有限公司 Energy-conserving air compressor machine variable frequency speed governing controlling means

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207720550U (en) * 2017-10-30 2018-08-10 无锡大橙天下智能科技有限公司锡山分公司 A kind of protection against electric shock telecommunications equipment cabinet
CN208127376U (en) * 2018-05-03 2018-11-20 珠海市大兴动力新能源有限公司 A kind of lithium battery group radiator having dedusting function
CN209104630U (en) * 2018-09-12 2019-07-12 天津市红利顺丰机械链条有限公司 A kind of mounting device fixed for electrical equipment
CN209626763U (en) * 2019-05-10 2019-11-12 四川华一电器有限公司 Switchgear drying device
CN209640450U (en) * 2019-03-13 2019-11-15 无锡科睿检测服务有限公司 A kind of automotive check of good heat dissipation effect resistance test instrument

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207720550U (en) * 2017-10-30 2018-08-10 无锡大橙天下智能科技有限公司锡山分公司 A kind of protection against electric shock telecommunications equipment cabinet
CN208127376U (en) * 2018-05-03 2018-11-20 珠海市大兴动力新能源有限公司 A kind of lithium battery group radiator having dedusting function
CN209104630U (en) * 2018-09-12 2019-07-12 天津市红利顺丰机械链条有限公司 A kind of mounting device fixed for electrical equipment
CN209640450U (en) * 2019-03-13 2019-11-15 无锡科睿检测服务有限公司 A kind of automotive check of good heat dissipation effect resistance test instrument
CN209626763U (en) * 2019-05-10 2019-11-12 四川华一电器有限公司 Switchgear drying device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111614002A (en) * 2020-06-22 2020-09-01 杨伟 Multi-fan self-rotation heat dissipation type electric power cabinet
CN111614002B (en) * 2020-06-22 2021-12-10 镇江茗驰电气有限公司 Multi-fan self-rotation heat dissipation type electric power cabinet
CN112531521A (en) * 2020-12-01 2021-03-19 南昌工程学院 Electric automation control's heat dissipation regulator cubicle and alarm system thereof
CN113323852A (en) * 2021-06-17 2021-08-31 江苏气老板节能技术有限公司 Energy-conserving air compressor machine variable frequency speed governing controlling means

Similar Documents

Publication Publication Date Title
CN110880702A (en) Novel anti-leakage switch cabinet
CN207165981U (en) A kind of good low-tension switch cabinet of heat dispersion
CN107181191A (en) A kind of good low-tension switch cabinet of heat dispersion
CN216016054U (en) Safe type high-low voltage switch cabinet
CN212380837U (en) Gas insulation looped netowrk cabinet with heat radiation structure
CN213125311U (en) Armored movable switch cabinet
CN111371027A (en) Airtight high-low voltage power distribution cabinet that many places were suitable for
CN211605882U (en) Ventilation and cooling device for box-type substation
CN208284880U (en) A kind of high-efficient heat-dissipating low-tension switch cabinet
CN104729111A (en) Novel portable movable solar energy heat accumulation type air heating radiator
CN102723878B (en) High-power solar three-phase grid-connected inverter
CN215419052U (en) Constant temperature control high-low voltage distribution switch cabinet
CN215772158U (en) Outdoor high-voltage centrally installed switchgear with good heat dissipation effect
CN212210084U (en) Novel safe and reliable high-low voltage switch cabinet
CN216772976U (en) Safe heat dissipation type dry-type transformer convenient to installation
CN213546836U (en) High-low voltage switch cabinet with high safety performance
CN211151172U (en) Self-cooled switch cabinet
CN214013650U (en) High-voltage power distribution cabinet with good heat dissipation performance
CN209993974U (en) Energy-saving high-low voltage power distribution cabinet
CN214227443U (en) Indoor alternating-current high-voltage ring network switch cabinet with built-in ventilation mechanism
CN214124570U (en) Heat insulation device of high-voltage switch cabinet
CN215421362U (en) Data transmission switch cabinet that possesses cooling function
CN212114464U (en) High tension transmission line voltage observation box with heat dissipation function
CN216214978U (en) Waterproof high-voltage power distribution cabinet device
CN216850950U (en) Electric control box

Legal Events

Date Code Title Description
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20200313

WD01 Invention patent application deemed withdrawn after publication