CN105071253B - A kind of low-voltage distribution cabinet in power system - Google Patents

A kind of low-voltage distribution cabinet in power system Download PDF

Info

Publication number
CN105071253B
CN105071253B CN201510480035.4A CN201510480035A CN105071253B CN 105071253 B CN105071253 B CN 105071253B CN 201510480035 A CN201510480035 A CN 201510480035A CN 105071253 B CN105071253 B CN 105071253B
Authority
CN
China
Prior art keywords
cabinet
cover
outside plate
distribution cabinet
sandwith layer
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.)
Active
Application number
CN201510480035.4A
Other languages
Chinese (zh)
Other versions
CN105071253A (en
Inventor
刘志
孙海辉
李娟�
张肖肖
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.)
Net Boxing County Shandong Electric Co Of State
Original Assignee
Net Boxing County Shandong Electric Co Of State
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 Net Boxing County Shandong Electric Co Of State filed Critical Net Boxing County Shandong Electric Co Of State
Priority to CN201510480035.4A priority Critical patent/CN105071253B/en
Publication of CN105071253A publication Critical patent/CN105071253A/en
Application granted granted Critical
Publication of CN105071253B publication Critical patent/CN105071253B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The present invention relates to the low-voltage distribution cabinet in a kind of power system, including cabinet, the cabinet includes top cover, side wall, cabinet door and base, it is characterised in that:The side wall and base include outside plate and inner panel, insulation board is provided with outside the inner panel, cooling sandwith layer is provided between the insulation board and outside plate, coolant is provided with the cooling sandwith layer, the top cover is connected with outside plate by screw rod, the top of the screw rod is polished rod, bottom is provided with screw thread, the bottom of the screw rod is threadedly coupled with outside plate, the polished rod is arranged with spring, the top cover can move up and down along polished rod, aqua storage tank is provided with the top cover, the aqua storage tank lower edge is provided with water fender, and the aqua storage tank is connected with aqueduct;Temperature sensor and semiconductor refrigeration chip are additionally provided with the cooling sandwith layer, described temperature sensor is connected with microcontroller, and described microcontroller is connected to the feeder ear of semiconductor refrigeration chip.

Description

A kind of low-voltage distribution cabinet in power system
Technical field
The invention belongs to electrical equipment technical field, it is related to a kind of power system equipment, especially a kind of power system Middle low-voltage distribution cabinet;The low-voltage distribution cabinet can not only be prevented effectively from rainwater and enter in cabinet, but also can effectively enter Row radiating and pressure release, to ensure the safe handling of low-voltage distribution cabinet.
Background technology
Low-voltage distribution cabinet, as the distribution equipment in power system, is extremely important in whole power network course of conveying 's.
Low-voltage distribution cabinet is commonly installed out of doors, and its construction packages is poor, it is impossible to installed and used for outdoor, is limited The use scope of low-voltage distribution apparatus.When running into rainy weather, because construction packages are poor, rainwater can enter power distribution cabinet Inside, the element in power distribution cabinet is drenched, so as to cause power distribution cabinet not run normally, while it is hidden to also bring along serious safety Suffer from.
Generally prevent water from entering the purpose of power distribution cabinet using hermetically sealed power distribution cabinet in the prior art.Hermetically sealed power distribution cabinet It is general to use sealing cabinet, after electrical equipment assembling is carried out, cabinet door is carried out into sealing fixation.And the component in power distribution cabinet is in work When, substantial amounts of heat can be produced, it is impossible to realize effectively radiating.
In addition, when occurring short-circuit arcing failure in low-voltage distribution cabinet, meeting moment in power distribution cabinet produces high temperature, high pressure; If when power distribution cabinet degree of protection is higher, this pressure smoothly can not be discharged into outside cabinet, be likely to result in distribution cabinet permanent deformation, Even cabinet door is blown up, and without special pressure relief device in general low-voltage distribution cabinet, thus can have larger peace in operation Full hidden danger.This is the deficiencies in the prior art part.
Therefore it provides the low-voltage distribution cabinet in a kind of new power system of design, to solve of the prior art lack Fall into, be necessary.
The content of the invention
It is an object of the present invention to be used in view of the above-mentioned drawbacks of the prior art, providing in a kind of power system of design Low-voltage distribution cabinet, to solve above-mentioned technical problem.
To achieve the above object, the present invention provides following technical scheme:
A kind of low-voltage distribution cabinet in power system, including cabinet, the cabinet include top cover, side wall, cabinet door and bottom Seat, it is characterised in that:The side wall and base include being provided with insulation board, the insulation outside outside plate and inner panel, the inner panel It is provided between plate and outside plate in cooling sandwith layer, the cooling sandwith layer and is provided with coolant, the top cover passes through screw rod with outside plate Connection, the top of the screw rod is polished rod, bottom is provided with screw thread, and the bottom of the screw rod is threadedly coupled with outside plate, the light Rod set is provided with spring, and the top cover can be moved up and down along polished rod, and aqua storage tank, the aqua storage tank low side are provided with the top cover Edge is provided with water fender, and the aqua storage tank is connected with aqueduct;Temperature sensor and half are additionally provided with the cooling sandwith layer Conductor refrigerating chip, described temperature sensor is connected with microcontroller, and described microcontroller is connected to semiconductor refrigerating core The feeder ear of piece.
Preferably, the coolant is water or cooling oil;Coolant uses water, and profit can be reclaimed after the temperature rise of water With especially applying the low-voltage distribution cabinet in public places such as factory, hospitals;Why coolant is because cold using cooling oil But oil has preferable insulating properties.
Preferably, the top of the outside plate sets fluted, and sealing ring is provided with the groove;Using this programme, energy Enough ensure the sealing of outside plate and top cover.
Preferably, the cabinet door is hinged with inner panel by hinge, and handle is provided with the outside of the cabinet door.
Preferably, the thickness of the cooling sandwith layer is 3~5cm.Low pressure is caused to be matched somebody with somebody if the thickness of cooling sandwith layer crosses conference The size and weight of electric cabinet are larger, can cause coolant in cooling sandwith layer less if the thickness of cooling sandwith layer is too small, up to not To preferable cooling effect, and need often to change coolant.
Preferably, the thickness of the cooling sandwith layer is 4cm.
Preferably, the outside plate of the base is connected with roller;By setting roller, low-voltage distribution cabinet can be moved easily.
Preferably, described roller is the universal wheel with auto-lock function;Using this programme, low-voltage distribution cabinet is being installed When, its position of adjustment is moved easily, it is time saving and energy saving.
On the one hand the beneficial effects of the present invention are can be carried out by the coolant in cooling sandwith layer to low-voltage distribution cabinet Cooling, on the other hand, can reduce the noise produced when element is run in low-voltage distribution cabinet;It is short when occurring in low-voltage distribution cabinet During the arcing failure of road, gases at high pressure that can be in power distribution cabinet in moment generation high temperature, high pressure, low-voltage distribution cabinet can be by top cover jack-up Pressure release is carried out, after pressure release terminates, top cover is resetted in the presence of the elastic force of self gravitation and spring, because polished rod is to top cover Good guide effect is played, the accuracy that top cover resets is ensure that;
The rainwater in aqua storage tank is drawn by setting aqua storage tank to collect the rainwater flowed down along top cover, and by aqueduct Go out;By setting water fender in aqua storage tank lower edge, excessive rainfall in aqua storage tank can be avoided and poured in cabinet;
By setting temperature sensor in cooling sandwith layer, the temperature of the coolant in cooling sandwith layer can be examined Survey, and be transferred to microcontroller in real time, when the temperature that temperature sensor detects current coolant is higher than predetermined value, then microcontroller Device control semiconductor refrigeration chip is powered, to realize the cooling to coolant;In addition, design principle of the present invention is reliable, structure letter It is single, with application prospect widely.
As can be seen here, the present invention compared with prior art, improves with prominent substantive distinguishing features and significantly, and it is implemented Beneficial effect be also obvious.
Brief description of the drawings
The structural representation of low-voltage distribution cabinet in a kind of power system that Fig. 1 provides for the present invention.
Fig. 2 is the partial enlarged drawing of part A in Fig. 1.
The control principle drawing of low-voltage distribution cabinet in a kind of power system that Fig. 3 provides for the present invention.
Wherein, 1- top covers, 1.1- aqua storage tanks, 2- outside plates, 3- inner panels, 4- insulation boards, 5- cooling sandwith layers, 6- cabinet doors, 7- handles Hand, 8- hinges, 9- water fenders, 10- semiconductor refrigeration chips, 11- microcontrollers, 12- sealing rings, 13- screw rods, 14- springs, 15- aqueducts, 17- rollers, 16- temperature sensors.
Embodiment
Below in conjunction with the accompanying drawings and the present invention will be described in detail by specific embodiment, following examples are to the present invention Explanation, and the invention is not limited in implementation below.
As shown in Figures 1 to 3, the low-voltage distribution cabinet in a kind of power system that the present invention is provided, including cabinet, the cabinet Body includes top cover 1, side wall, cabinet door 6 and base, and the side wall and base include outside plate 2 and inner panel 3, and the inner panel 3 is outer to be set There is insulation board 4, be provided between the insulation board 4 and outside plate 2 in cooling sandwith layer 5, the cooling sandwith layer 5 and be provided with coolant, The top cover 1 is connected with outside plate 2 by screw rod 13, and the top of the screw rod 13 is polished rod, bottom is provided with screw thread, the screw rod 13 bottom is threadedly coupled with outside plate 2, and the polished rod is arranged with spring 14, and the top cover 1 can move up and down along polished rod, described Aqua storage tank 1.1 is provided with top cover 1, the lower edge of aqua storage tank 1.1 is provided with water fender 9, and the aqua storage tank 1.1 is connected with Aqueduct 15;Temperature sensor 16 and semiconductor refrigeration chip 10, described TEMP are additionally provided with the cooling sandwith layer 5 Device 16 is connected with microcontroller 11, and described microcontroller 11 is connected to the feeder ear of semiconductor refrigeration chip 10.
On the one hand low-voltage distribution cabinet can be cooled by the coolant in cooling sandwith layer 5, on the other hand, can subtracted The noise produced when element is run in small low-voltage distribution cabinet;When short-circuit arcing failure occurs in low-voltage distribution cabinet, can with Top cover jack-up can be carried out pressure release by the gases at high pressure that moment is produced in high temperature, high pressure, low-voltage distribution cabinet in electric cabinet, and pressure release terminates Afterwards, top cover is resetted in the presence of the elastic force of self gravitation and spring, because polished rod plays good guiding to top cover and made With, ensure that top cover reset accuracy;
By setting aqua storage tank 1.1 to collect the rainwater flowed down along top cover, and by aqueduct 15 by aqua storage tank 1.1 Rainwater draw;By setting water fender 9 in the lower edge of aqua storage tank 1.1, excessive rainfall in aqua storage tank 1.1 can be avoided and gushed Enter in cabinet;
By setting temperature sensor 16 in cooling sandwith layer 5, the temperature of the coolant in cooling sandwith layer 5 can be carried out Detection, and be transferred to microcontroller 11 in real time, when the temperature that temperature sensor 16 detects current coolant is higher than predetermined value, then The control semiconductor refrigeration chip 10 of microcontroller 11 is powered, to realize the cooling to coolant.
In the present embodiment, the coolant is water or cooling oil;Coolant uses water, can be reclaimed after the temperature rise of water Utilize, especially apply the low-voltage distribution cabinet in public places such as factory, hospitals;Coolant why using cooling oil be because Cooling oil has preferable insulating properties.
In the present embodiment, the top of the outside plate 2 sets fluted, and sealing ring 12 is provided with the groove;Using this Scheme, ensure that the sealing of outside plate and top cover.
In the present embodiment, the cabinet door 6 is hinged with inner panel 3 by hinge 8, and the outside of the cabinet door 6 is provided with handle 7.
In the present embodiment, the thickness of the cooling sandwith layer 5 is 3~5cm.If the thickness of cooling sandwith layer cross conference cause it is low Press the size and weight of power distribution cabinet larger, can cause coolant in cooling sandwith layer less if the thickness of cooling sandwith layer is too small, Do not reach preferable cooling effect, and need often to change coolant.
In specific implementation process, the thickness of cooling sandwith layer 5 can select 3cm, 4cm or 5cm.
In the present embodiment, the outside plate of the base is connected with roller 17;By setting roller 17, low pressure can be moved easily Power distribution cabinet.
In the present embodiment, described roller 17 is the universal wheel with auto-lock function;Using this programme, low-voltage distribution cabinet exists During installation, its position of adjustment is moved easily, it is time saving and energy saving.
Disclosed above is only the preferred embodiment of the present invention, but the present invention is not limited to this, any this area What technical staff can think does not have a creative change, and some improvement made without departing from the principles of the present invention and Retouching, should all be within the scope of the present invention.

Claims (1)

1. the low-voltage distribution cabinet in a kind of power system, including cabinet, the cabinet include top cover, side wall, cabinet door and base, It is characterized in that:The side wall and base include outside plate and inner panel, are provided with insulation board outside the inner panel, the insulation board and It is provided between outside plate in cooling sandwith layer, the cooling sandwith layer and is provided with coolant, the top cover is connected with outside plate by screw rod, The top of the screw rod is polished rod, bottom is provided with screw thread, and the bottom of the screw rod is threadedly coupled with outside plate, and the polished rod is arranged There is spring, the top cover can move up and down along polished rod, aqua storage tank is provided with the top cover, the aqua storage tank lower edge is set Water fender is equipped with, the aqua storage tank is connected with aqueduct;Temperature sensor and semiconductor system are additionally provided with the cooling sandwith layer Cold core piece, described temperature sensor is connected with microcontroller, and described microcontroller is connected to the confession of semiconductor refrigeration chip Electric end;
The coolant is water or cooling oil;
The top of the outside plate sets fluted, and sealing ring is provided with the groove;
The cabinet door is hinged with inner panel by hinge, and handle is provided with the outside of the cabinet door;
The thickness of the cooling sandwith layer is 4cm;
The outside plate of the base is connected with roller;
Described roller is the universal wheel with auto-lock function.
CN201510480035.4A 2015-08-07 2015-08-07 A kind of low-voltage distribution cabinet in power system Active CN105071253B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510480035.4A CN105071253B (en) 2015-08-07 2015-08-07 A kind of low-voltage distribution cabinet in power system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510480035.4A CN105071253B (en) 2015-08-07 2015-08-07 A kind of low-voltage distribution cabinet in power system

Publications (2)

Publication Number Publication Date
CN105071253A CN105071253A (en) 2015-11-18
CN105071253B true CN105071253B (en) 2017-08-29

Family

ID=54500566

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510480035.4A Active CN105071253B (en) 2015-08-07 2015-08-07 A kind of low-voltage distribution cabinet in power system

Country Status (1)

Country Link
CN (1) CN105071253B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105742997B (en) * 2016-03-02 2017-08-29 国网山东省电力公司阳信县供电公司 A kind of low-voltage distribution cabinet
CN106025870B (en) * 2016-07-25 2018-09-25 国网山东省电力公司惠民县供电公司 A kind of outdoor detachable height protection box-type substation
CN106229843A (en) * 2016-08-19 2016-12-14 国家电网公司 A kind of power high voltage switch cubicle possessing refrigerating function
CN106355853A (en) * 2016-08-26 2017-01-25 国网山东省电力公司阳信县供电公司 Remote-transmission intelligent meter reading device
CN106364391A (en) * 2016-08-26 2017-02-01 国网山东省电力公司阳信县供电公司 Mobile power marketing operating system
CN106563222A (en) * 2016-11-11 2017-04-19 吴坤苗 Fireproof protection box for important documents for big data central apparatus room
CN106786087B (en) * 2016-12-05 2018-11-13 国网山东省电力公司滨州供电公司 A kind of buried substation
CN106711781B (en) * 2017-01-19 2018-11-13 国网山东省电力公司滨州供电公司 A kind of power distribution cabinet for power marketing
CN106786070A (en) * 2017-04-07 2017-05-31 国网黑龙江省电力有限公司牡丹江供电公司 A kind of electric equipment protection case
CN106972383B (en) * 2017-05-16 2019-02-26 南通苏源恒炫电气有限公司 A kind of intelligent Prefabricated Cubical Substation cabinet
CN109638687B (en) * 2018-11-16 2020-11-06 湖北上科电气有限公司 Energy-saving power distribution cabinet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201271380Y (en) * 2008-09-04 2009-07-15 广东康宝电器有限公司 Disinfection cabinet with dehumidifying function
CN101872107A (en) * 2010-05-10 2010-10-27 华中科技大学 Refrigerating plant for heat dissipation of surveillance camera
CN202308813U (en) * 2011-10-28 2012-07-04 镇江默勒电器有限公司 Arcing pressure relief device for low-voltage power distribution cabinet
CN104132490A (en) * 2014-08-07 2014-11-05 成都信鑫信息技术有限公司 Solar semiconductor refrigeration control system
CN104734033A (en) * 2015-02-17 2015-06-24 江苏诚纳电气有限公司 Constant-temperature fireproof power distribution cabinet
CN204538517U (en) * 2015-02-17 2015-08-05 国家电网公司 Heat radiating type power transformation box
CN204481364U (en) * 2015-03-28 2015-07-15 湖南西格码电气股份有限公司 A kind of distribution box being convenient to radiating and cooling
CN104797123A (en) * 2015-05-12 2015-07-22 苏州携旅网络技术有限公司 Efficient heat-dissipation communication case

Also Published As

Publication number Publication date
CN105071253A (en) 2015-11-18

Similar Documents

Publication Publication Date Title
CN105071253B (en) A kind of low-voltage distribution cabinet in power system
CN204967051U (en) Low voltage power distribution cabinet
CN206401758U (en) A kind of motor automatic control distribution box with water-proof function
CN208112047U (en) A kind of double-layer structure is easy to heat-insulated and heat dissipation distribution box
CN205377125U (en) Integrated power distribution cabinet for distribution transformer
CN203674582U (en) Waterproof distribution box
CN206250600U (en) A kind of Multifunctional electric cabinet
CN206022949U (en) A kind of external regulator cubicle of rain and snow
CN206059986U (en) A kind of waterproof electric power cabinet
CN205985791U (en) A electric power cabinet for it is energy -efficient
CN205829093U (en) A kind of cable distribution box
CN204905716U (en) Outdoor distribution transformer synthesizes switch board
CN206259632U (en) A kind of rain-proof heat dissipation power distribution box
CN208209351U (en) A kind of environment protection-type new energy Electric Appliance Cabinet
CN207705582U (en) A kind of electrical waterproof distribution box
CN208060653U (en) A kind of online fault locator of power distribution network
CN205791040U (en) Formula power distribution cabinet spelled by a kind of plate
CN207183874U (en) A kind of electric power safety distribution box
CN207053026U (en) A kind of integrated converting station with fire barrier
CN206059994U (en) A kind of box-type substation
CN205811349U (en) A kind of automatic heat radiation electric power cabinet
CN204927846U (en) Outdoor waterproof regulator cubicle
CN204696479U (en) A kind of waterproof distribution box
CN204479774U (en) A kind of weather station outdoor cabinet
CN204370609U (en) A kind of embedded with solar absorber plate also can fireproof steel construction wall

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
GR01 Patent grant