CN206758910U - Temperature control type low-tension switch cabinet and transformer station - Google Patents
Temperature control type low-tension switch cabinet and transformer station Download PDFInfo
- Publication number
- CN206758910U CN206758910U CN201720550988.8U CN201720550988U CN206758910U CN 206758910 U CN206758910 U CN 206758910U CN 201720550988 U CN201720550988 U CN 201720550988U CN 206758910 U CN206758910 U CN 206758910U
- Authority
- CN
- China
- Prior art keywords
- plate
- cabinet
- tension switch
- temperature control
- control type
- 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.)
- Expired - Fee Related
Links
Landscapes
- Patch Boards (AREA)
Abstract
The utility model provides a kind of temperature control type low-tension switch cabinet and transformer station, is related to electrical equipment technical field.The temperature control type low-tension switch cabinet includes cabinet, and cabinet includes being connected with each other the top plate, side plate and bottom plate for surrounding accommodating chamber, and cabinet inwall is provided with the dividing plate for being used for that accommodating chamber to be divided into multiple installation chambers, and the bottom of dividing plate is detachable to be installed with plate type heat exchanger；The transformer station includes multiple above-mentioned temperature control type low-tension switch cabinets placed side by side, is linked together between two neighboring temperature control type switch cubicle by connector.Plate type heat exchanger cools to the air in accommodating chamber and by dividing plate to the electric elements on dividing plate, so that it is guaranteed that the operating ambient temperature of electric elements etc., it is ensured that the normal work of electric elements.
Description
Technical field
It the utility model is related to electrical equipment technical field, more particularly to a kind of temperature control type low-tension switch cabinet and transformer station.
Background technology
Switch cubicle is a kind of electric equipment, and outside line is introduced into master switch in cabinet, is switched subsequently into sub-control, and each branch presses it
Need to set, switch cubicle has the advantages of breaking capacity is high, dynamic thermal stability is good and safe and reliable.Wherein, low-tension switch cabinet is fitted
For industries such as power plant, oil, chemical industry, metallurgy, weaving, skyscrapers, it is used as transmission of electricity, distribution and electric energy conversion.It is low
Compressing switch in cabinet, electric elements are more, circuit is miscellaneous and arrangement is compact, and it is more to distribute heat for electric elements in low-tension switch cabinet,
It is and higher to the temperature requirement of working environment during electric elements normal work in low-tension switch cabinet：Ambient air temperature must not exceed
40 DEG C, not less than -5 DEG C, and its mean temperature must not exceed 35 DEG C in 24h.
Existing low-tension switch cabinet typically opens up heat emission hole on the side plate of cabinet or radiating is set on the top plate of cabinet
Fan, radiating effect is poor, can not ensure the operating temperature of electric elements normal work in cabinet.
Utility model content
The purpose of this utility model is to provide a kind of temperature control type low-tension switch cabinet and transformer station, to solve in the prior art
Existing low-tension switch cabinet typically opens up heat emission hole on the side plate of cabinet or sets radiator fan on the top plate of cabinet, radiating
Effect is poor, can not ensure the technical problem of the operating temperature of electric elements normal work in cabinet.
Temperature control type low-tension switch cabinet provided by the utility model, including cabinet, the cabinet include top plate, bottom plate and side
Plate, the side plate are arranged between the top plate and the bottom plate, and are surrounded jointly with the top plate and the bottom plate for putting
The accommodating chamber of electric elements is put, the side plate of the accommodating chamber is provided with the opening for being used for being sent into electric elements；The cabinet inwall
Provided with the dividing plates for the accommodating chamber to be divided into multiple installation chambers, the bottom of the dividing plate is detachable be installed with it is board-like
Heat exchanger.
Further, the inwall of the cabinet is provided with temperature sensor, and the temperature sensor is used for the receiving
The temperature of chamber measures.
Further, PLC is additionally provided with the cabinet, the temperature sensor is electrically connected with the PLC
Connect；The temperature controller and flow controller of the plate type heat exchanger electrically connect with the PLC.
Further, the bottom plate of the cabinet, side plate and top plate inwall are equipped with heat sink, the heat sink and the plate
Formula heat exchanger connects.
Further, heat emission hole is offered on the side plate being oppositely arranged.
Further, slided in the cabinet and be connected with multiple pumping boards, multiple pumping boards and multiple installation chambers
Match one by one.
Further, the dividing plate in the installation cavity room is provided with buckling groove, the length direction of the buckling groove with it is described
Plane where side plate upper shed is vertical；The pumping board is provided with the guide rail to match with the buckling groove.
Further, the buckling groove is provided with stopper close to the end of side plate openings one end.
The utility model temperature control type low-tension switch cabinet has the beneficial effect that：
Temperature control type low-tension switch cabinet provided by the utility model, including for placing electric elements and for wearing cable
Cabinet, wherein cabinet includes top plate, bottom plate and the side plate being arranged between top plate and bottom plate, three surround accommodating chamber jointly,
Specifically, cabinet door can also be provided with side plate openings.According to actual need in multiple installation cavity rooms that cabinet internal partition is separated out
Identical or different electric elements and the cable being connected with electric elements are installed, in the course of work, electric elements and cable
Substantial amounts of heat can be produced, operating personnel can be that plate type heat exchanger selection is corresponding according to the rate of heat production of electric elements and cable
Working medium, and relative set working medium disengaging plate type heat exchanger temperature and flow velocity, working medium on the one hand pass through plate type heat exchanger with peace
Indoor air of behaveing affectedly is exchanged heat, and the working environment of electric elements is cooled；On the other hand plate-type heat-exchange is passed sequentially through
The shell and dividing plate of device are directly cooled to the electric elements being placed on dividing plate, so that it is guaranteed that in temperature control type low-tension switch cabinet
The operating ambient temperature of electric elements, to ensure the normal use of switch cubicle.
Another purpose of the present utility model is to provide a kind of transformer station, including multiple above-mentioned temperature control types placed side by side
Low-tension switch cabinet, the two neighboring temperature control type low-tension switch cabinet are linked together by connector, and the transformer station has above-mentioned
All technique effects of temperature control type low-tension switch cabinet.
Further, dovetail is equipped with two side plates that the two neighboring temperature control type low-tension switch cabinet is connected with each other
Groove, two dovetail grooves are corresponding, the connector and two dove-tails into link slot match.
The utility model transformer station has the beneficial effect that：
Transformer station provided by the utility model, including multiple temperature control type low-tension switch cabinets placed side by side, two neighboring temperature
Linked together by connector between the cabinet of control type low-tension switch cabinet, after the placement location of multiple cabinets determines, passed through
Connector links together adjacent cabinet.Cabinet is horizontally disposed to may insure the good of electric elements and cable in cabinet accommodating chamber
Good connection, it is ensured that the voltage-regulation function of Level tune high-tension switch cabinet；Multiple cabinets are linked together by connector, not only
The stability of cabinet can be further enhanced, can also improve cabinet puts regularity.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the three-dimensional structure for the temperature control type low-tension switch cabinet for being provided with pumping board that the utility model embodiment one provides is shown
It is intended to；
Fig. 2 is that the three-dimensional structure for the temperature control type low-tension switch cabinet for not installing pumping board that the utility model embodiment one provides is shown
It is intended to；
Fig. 3 is the close-up schematic view of A-A in Fig. 2；
Fig. 4 is the three dimensional structure diagram of pumping board in Fig. 1；
Fig. 5 is the three dimensional structure diagram of connector in the transformer station that the utility model embodiment two provides.
Icon：1- cabinets；2- heat emission holes；3- pumping boards；4- connectors；11- top plates；12- side plates；13- bottom plates；
14- dividing plates；121- dovetail grooves；141- buckling grooves；142- stoppers；31- guide rails.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment one
The present embodiment provides a kind of temperature control type low-tension switch cabinet, and as depicted in figs. 1 and 2, including cabinet 1, cabinet 1 include top
Plate 11, bottom plate 13 and side plate 12, side plate 12 are arranged between top plate 11 and bottom plate 13, and are surrounded jointly with top plate 11 and bottom plate 13
For placing the accommodating chamber of electric elements, the side plate 12 of accommodating chamber is provided with the opening for being used for being sent into electric elements；The inwall of cabinet 1
Provided with the dividing plate 14 for accommodating chamber to be divided into multiple installation chambers, the bottom of dividing plate 14 is detachable to be installed with plate-type heat-exchange
Device.
The temperature control type low-tension switch cabinet that the present embodiment provides, including for placing electric elements and for wearing cable
Cabinet 1, wherein cabinet 1 include top plate 11, bottom plate 13 and the side plate 12 being arranged between top plate 11 and bottom plate 13, and three encloses jointly
Into accommodating chamber, specifically, cabinet door can also be provided with the opening of side plate 12.Multiple installation cavitys that the internal partition 14 of cabinet 1 is separated out
It is indoor according to being actually needed the cable for being provided with identical or different electric elements and being connected with electric elements, in the course of work,
Electric elements and cable can produce substantial amounts of heat, and operating personnel can be board-like according to the rate of heat production of electric elements and cable
Heat exchanger selects corresponding working medium, and on the one hand the temperature and flow velocity of relative set working medium disengaging plate type heat exchanger, working medium pass through
Plate type heat exchanger is exchanged heat with the air in installation cavity room, and the working environment of electric elements is cooled；On the other hand according to
It is secondary that the electric elements being placed on dividing plate 14 are directly cooled by shell, the dividing plate 14 of plate type heat exchanger, so that it is guaranteed that
The operating ambient temperature of electric elements in temperature control type low-tension switch cabinet, to ensure the normal use of switch cubicle.Specifically, board-like change
The shell of hot device can be made from the preferable copper product of thermal conductivity factor.
In the present embodiment, temperature sensor can be provided with the inwall of cabinet 1, temperature sensor is used for accommodating chamber
Temperature measures.When switch cubicle works, temperature sensor measures to the temperature of electric elements working environment, and will measurement
Temperature accurately shows that operating personnel can intuitively, easily obtain the operating ambient temperature of electric elements, so as to plate-type heat-exchange
Working medium, flow velocity and inlet temperature of device etc. are adjusted accordingly, to ensure that electric elements are in suitable operating temperature, switch
Cabinet being capable of normal work.
Specifically, in the present embodiment, PLC, temperature sensor and PLC can also be provided with cabinet 1
Electrical connection；The temperature controller and flow controller of plate type heat exchanger electrically connect with PLC.Switch cubicle uses process
In, electric elements carry out Electric control with cable, and plate type heat exchanger directly cools to the air in accommodating chamber, while indirectly
The electric elements on dividing plate 14 are cooled by dividing plate 14.
The temperature for being adapted to electric elements work is inputted first in PLC, temperature sensor is to the ring in accommodating chamber
Border temperature measures, and the temperature signal that measurement is obtained passes to PLC, and PLC is according to obtained temperature
The initial temperature that signal stores with itself contrasts, and then obtains corresponding processing information, and processing information is passed to board-like
The temperature controller and flow controller of heat exchanger, temperature controller accordingly control the inlet temperature of plate type heat exchanger working medium, stream
Amount controller accordingly controls the flow of plate type heat exchanger, so as to quickly and accurately make a response, realizes plate type heat exchanger to accommodating
The accurately and fast control of cavity temperature, it is ensured that the normal work of electric elements.Here PLC can also select micro- place
Manage device or micro-chip processor is replaced.
In the present embodiment, heat sink can be equipped with the inwall of the bottom plate 13 of cabinet 1, side plate 12 and top plate 11, dissipated
Hot plate is connected with plate type heat exchanger.The thermal conductivity factor of heat sink is greater than air, is produced when electric elements work in accommodating chamber
Heat, the heat are directly passed to heat sink or are indirectly transferred to heat sink by air, and heat sink is connected with plate type heat exchanger,
Heat sink carries out heat exchange with plate type heat exchanger, so as to realize cooling of the plate type heat exchanger to receiving chamber air；Heat sink
The heat exchange efficiency for strengthening and by the heat transfer between electric elements and plate type heat exchanger, improving plate type heat exchanger is set.Specifically
, heat sink can be larger from thermal conductivity factor and price in general copper product is made.
In the present embodiment, as depicted in figs. 1 and 2, heat emission hole 2 can also be offered on the side plate 12 being oppositely arranged.
Substantial amounts of electric elements are placed in the accommodating chamber of cabinet 1, electric elements are connected with cable, electric elements and cable in the course of work
Substantial amounts of heat is distributed, heat can be dispersed into surrounding environment from the heat emission hole 2 on side plate 12, hold so as to reduce cabinet 1
Receive the temperature of intracavitary；Heat emission hole 2 is opened up on the side plate 12 being oppositely arranged, forms the air-flow of convection current, can be further enhanced
Heat in the accommodating chamber of cabinet 1 is distributed, so that it is guaranteed that electric elements operating ambient temperature is not more than 40 °, it is ensured that electric elements
Normal work.When ambient temperature is relatively low, heat caused by electric elements can be transmitted by heat emission hole 2 in accommodating chamber
To surrounding environment, temperature sensor is measured to the temperature in accommodating chamber, and electric elements work is in when accommodating cavity temperature
Suitable ranges when, can not have to open plate type heat exchanger, so as to save operation plate type heat exchanger expense.
When the temperature of surrounding environment is higher, when can not be to greenhouse cooling in accommodating chamber, then plate type heat exchanger be opened, specifically
, in order to strengthen to the radiating in the accommodating chamber of cabinet 1, heat emission hole 2 can also be opened up on the top plate 11 and bottom plate 13 of cabinet 1,
Ventilating fan can also be installed in accommodating chamber, to promote the air formation convection current of air and surrounding environment in accommodating chamber, promoted
Heat exchange inside and outside cabinet 1.
In order to facilitate the maintenance and replacing of electric elements, in the present embodiment, as shown in figure 1, card can be slided in cabinet 1
Multiple pumping boards 3 are connected to, multiple pumping boards 3 match one by one with multiple installation chambers.Firstly the need of explanation, slip card here
Connect and refer to that pumping board 3 is connected in installation cavity room, and relative slide can occur.Electric elements and cable are arranged on pumping board 3, when
Electric elements need maintenance, electric elements and cable contact bad or need to increase cable when being connected with electric elements, can general
Pumping board 3 is entirely extracted out outside cabinet 1, and operating personnel carry out corresponding operating, and after the completion of operation, pumping board 3 is slided back into initial position, from
And reducing operating personnel needs that the generation that carries out various operational circumstances is stretched into hand even body into cabinet 1, strengthen switch cubicle
Practicality；Electric elements etc. are overhauled in addition, extracting pumping board 3 out cabinet 1, the operation that can also increase operation instrument etc. is empty
Between, so as to strengthen the convenience of the operations such as maintenance.Specifically, pumping board 3 can slide the side plate 12 for being connected in cabinet 1, top plate 11
Or on bottom plate 13, it can also slide and be connected on the dividing plate 14 of cabinet 1.
Extraction or push-in in order to facilitate pumping board 3, handle can be set close to the side that side plate 12 is open in dividing plate 14.Separately
Outside, in order to ensure in the course of work pumping board 3 will not slide, can also be set on pumping board 3 with dividing plate 14 or the inwall of cabinet 1
The locking device to match, it is not necessary to during the operation such as maintenance, pumping board 3 is locked on cabinet 1 by locking device.
Specifically, in the present embodiment, as shown in figs 2-4, buckling groove can be provided with the dividing plate 14 in installation cavity room
141, the length direction of buckling groove 141 is vertical with the plane where the upper shed of side plate 12；Pumping board 3 is provided with and the phase of buckling groove 141
The guide rail 31 of matching.In use, pumping board 3 is placed on dividing plate 14, and by the clamping on the guide rail 31 on pumping board 3 and dividing plate 14
The clamping of groove 141 is matched, and when needing outwards to extract pumping board 3 out, buckling groove 141 is carried out by guide rail 31 to the glide direction of pumping board 3
Limitation, the length direction of buckling groove 141 are vertical with plane where the upper shed of side plate 12, i.e. drawer can be open from side plate 12 and take out
Go out；After operating personnel are to end of operations such as the electric elements on pumping board 3, by the pushed home of pumping board 3.
In the present embodiment, as shown in Figures 2 and 3, it can also be set in buckling groove 141 close to the end of the open at one end of side plate 12
There is stopper 142.Buckling groove 141 on dividing plate 14 carries out spacing to the guide rail 31 of pumping board 3, and buckling groove 141 is open close to side plate 12
The end of one end is provided with stopper 142, and when reaching to a certain degree when pumping board 3 is outwards extracted out, stopper 142 is limited guide rail 31
Position, prevention guide rail 31 continue to skid off, and extraction stroke of the stopper 142 to pumping board 3 is defined, and is extracted out so as to reduce or even avoid
During pumping board 3, the guide rail 31 of pumping board 3 departs from the buckling groove 141 of dividing plate 14, and causes whole pumping board 3 to come off, and causes electric elements position
Put the generation that entanglement even results in electric elements and cable disconnection.
Embodiment two
The present embodiment provides a kind of transformer station, including the temperature control type low tension switch described in multiple embodiments one placed side by side
Cabinet, as shown in figure 5, two neighboring temperature control type low-tension switch cabinet is linked together by connector 4, the transformer station has above-mentioned water
All technique effects of Heibei provincial opera section high-tension switch cabinet.
The transformer station that the present embodiment provides, including multiple Level tune high-tension switch cabinets placed side by side, two neighboring water
Linked together between the cabinet 1 of Heibei provincial opera section high-tension switch cabinet by connector 4, when the placement location of multiple cabinets 1 fixes it
Afterwards, adjacent cabinet 1 is linked together by connector 4.Cabinet 1 is horizontally disposed to may insure electrical equipment member in the accommodating chamber of cabinet 1
The good connection of part and cable, it is ensured that the voltage-regulation function of Level tune high-tension switch cabinet；Multiple cabinets 1 pass through connector 4
Link together, can not only further enhance the stability of cabinet 1, can also improve cabinet 1 puts regularity.
Specifically, in the present embodiment, can be in two side plates 12 of two neighboring temperature control type low-tension switch cabinet interconnection
On be equipped with dovetail groove 121, two dovetail grooves 121 are corresponding, the link slot phase that connector 4 is formed with two dovetail grooves 121
Match somebody with somebody.After multiple Level tune high-tension switch cabinets are placed side by side, the position correspondence of dovetail groove 121 on two neighboring side plate 12,
Connector 4 is inserted in the link slot that two dovetail grooves 121 are formed, so as to realize the company of two Level tune high-tension switch cabinets
Connecing, two neighboring Level tune high-tension switch cabinet can not relatively move on the direction of the length direction of vertical connections 4, from
And strengthen the connection regularity between Level tune high-tension switch cabinet.Specifically, the dovetail groove 121 in adjacent side plates 12 can edge
The length direction of side plate 12 opens up, and can also be opened up along its width.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of temperature control type low-tension switch cabinet, it is characterised in that including cabinet (1), the cabinet (1) includes top plate (11), bottom
Plate (13) and side plate (12), the side plate (12) are arranged between the top plate (11) and the bottom plate (13), and with the top
Plate (11) and the bottom plate (13) surround the accommodating chamber for placing electric elements jointly, are set on the side plate (12) of the accommodating chamber
There is the opening for being sent into electric elements；Cabinet (1) inwall, which is provided with, to be used to the accommodating chamber being divided into multiple installation cavitys
The dividing plate (14) of room, the bottom of the dividing plate (14) is detachable to be installed with plate type heat exchanger.
2. temperature control type low-tension switch cabinet according to claim 1, it is characterised in that the inwall of the cabinet (1) is provided with
Temperature sensor, the temperature sensor are used to measure the temperature of the accommodating chamber.
3. temperature control type low-tension switch cabinet according to claim 2, it is characterised in that PLC controls are additionally provided with the cabinet (1)
Device processed, the temperature sensor electrically connect with the PLC；Temperature controller and the flow control of the plate type heat exchanger
Device electrically connects with the PLC.
4. temperature control type low-tension switch cabinet according to claim 1, it is characterised in that the bottom plate (13) of the cabinet (1), side
Plate (12) and top plate (11) inwall are equipped with heat sink, and the heat sink is connected with the plate type heat exchanger.
5. temperature control type low-tension switch cabinet according to claim 1, it is characterised in that on the side plate (12) being oppositely arranged
Offer heat emission hole (2).
6. the temperature control type low-tension switch cabinet according to any one of claim 1-5, it is characterised in that in the cabinet (1)
Slip is connected with multiple pumping boards (3), and multiple pumping boards (3) match one by one with multiple installation chambers.
7. temperature control type low-tension switch cabinet according to claim 6, it is characterised in that the dividing plate (14) in the installation cavity room
Buckling groove (141) is provided with, length direction and the plane where the side plate (12) upper shed of the buckling groove (141) are hung down
Directly；The pumping board (3) is provided with the guide rail (31) to match with the buckling groove (141).
8. temperature control type low-tension switch cabinet according to claim 7, it is characterised in that the buckling groove (141) is close to side plate
(12) end of open at one end is provided with stopper (142).
9. a kind of transformer station, it is characterised in that including the temperature control any one of multiple claim 1-8 placed side by side
Type low-tension switch cabinet, the two neighboring temperature control type low-tension switch cabinet are linked together by connector (4).
10. transformer station according to claim 9, it is characterised in that the two neighboring temperature control type low-tension switch cabinet is mutual
Dovetail groove (121) is equipped with two side plates (12) of connection, two dovetail grooves (121) are corresponding, the connector (4)
The link slot formed with two dovetail grooves (121) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550988.8U CN206758910U (en) | 2017-05-16 | 2017-05-16 | Temperature control type low-tension switch cabinet and transformer station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550988.8U CN206758910U (en) | 2017-05-16 | 2017-05-16 | Temperature control type low-tension switch cabinet and transformer station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206758910U true CN206758910U (en) | 2017-12-15 |
Family
ID=60619094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720550988.8U Expired - Fee Related CN206758910U (en) | 2017-05-16 | 2017-05-16 | Temperature control type low-tension switch cabinet and transformer station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206758910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108155591A (en) * | 2018-01-04 | 2018-06-12 | 广东电网有限责任公司电力科学研究院 | A kind of substation relay protection screen cabinet |
-
2017
- 2017-05-16 CN CN201720550988.8U patent/CN206758910U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108155591A (en) * | 2018-01-04 | 2018-06-12 | 广东电网有限责任公司电力科学研究院 | A kind of substation relay protection screen cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204616266U (en) | A kind of enclosed radiation device of many inverter cabinets and many inverter cabinets equipment | |
| CN208063653U (en) | A kind of Electric Power Automation Equipment heat sink | |
| CN206758910U (en) | Temperature control type low-tension switch cabinet and transformer station | |
| CN205142773U (en) | Divide modular cooling power amplifier rack | |
| CN207235336U (en) | A kind of control cabinet for energy management | |
| CN207021890U (en) | A kind of high frequency switch power | |
| CN201454562U (en) | Independent temperature control synchronous external circulation thermostatic bath or bath cabinet | |
| CN206721209U (en) | A kind of experiment insulating box | |
| CN205155887U (en) | Cooling body of LED solidification equipment | |
| CN205646545U (en) | Wall -mounted power distribution box | |
| CN205161006U (en) | Whole rack heat transfer device of bottom formula of arranging based on two cooling second grades refrigeration | |
| CN116096028A (en) | Double rack formula data center and refrigerating system | |
| CN204334292U (en) | A kind of power cabinet cooling system | |
| CN209963601U (en) | High-voltage draw-out type switch cabinet with enhanced heat dissipation performance | |
| CN112053836A (en) | Large-capacity dry-type high-frequency high-voltage transformer | |
| CN219087615U (en) | Box liquid cooling heat dissipation cloth pipe device | |
| CN111596705A (en) | Intelligent temperature control system of communication cabinet | |
| CN221281871U (en) | Transformer cooling structure | |
| CN219591966U (en) | Switch cabinet convenient for heat dissipation | |
| CN214102174U (en) | Electric automation device based on PLC | |
| CN216750908U (en) | Liquid protection type electrical control cabinet | |
| CN215645764U (en) | Data center integrated power cabinet temperature control device | |
| CN214582641U (en) | Chemical heat exchanger for chemical production | |
| CN214370941U (en) | Hot air system | |
| CN113141761B (en) | Novel heat pipe formula cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20200516 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |