CN108258598A - Power distribution cabinet roof construction and power distribution cabinet cabinet top are every heat dissipating method - Google Patents
Power distribution cabinet roof construction and power distribution cabinet cabinet top are every heat dissipating method Download PDFInfo
- Publication number
- CN108258598A CN108258598A CN201810046454.0A CN201810046454A CN108258598A CN 108258598 A CN108258598 A CN 108258598A CN 201810046454 A CN201810046454 A CN 201810046454A CN 108258598 A CN108258598 A CN 108258598A
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- China
- Prior art keywords
- heat
- power distribution
- distribution cabinet
- conductive rubber
- cabinet roof
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- 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.)
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Classifications
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The present invention relates to power distribution cabinets.A kind of power distribution cabinet roof construction, including cabinet roof and every cooling mechanism, include cylinder every cooling mechanism, cylinder includes the heat conduction section set gradually from the top down and adiabatic section, the lower end of adiabatic section is sealed connected together with cabinet roof, the lower end of heat conduction section is sealedly connected with heat conductive rubber bowl, cabinet roof, adiabatic section, annular seal space is formed between heat conduction section and heat conductive rubber bowl, conduction oil is filled in annular seal space, the inner peripheral surface of heat conduction section is equipped with radiating fin, heat conduction section and heat conductive rubber bowl surround storage cylinder, conductive fluid is filled in storage cylinder, heat conductive rubber bowl floods residence towards conductive fluid during storage cylinder sunken inside states radiating fin, heat conductive rubber bowl is towards conduction oil filling full annular seal space during annular seal space sunken inside and radiating fin is exposed in the outside of conductive fluid.The present invention has the advantages that can be switched every cooling effect, solves the problems, such as that existing power distribution cabinet not only can not carry out radiating but also can be thermally shielded.
Description
Technical field
The present invention relates to power distribution cabinet more particularly to a kind of power distribution cabinet roof construction and power distribution cabinet cabinet top every heat dissipating method.
Background technology
Power distribution cabinet（Case）Sub-power power distribution cabinet（Case）And light distribution cabinet（Case）, metering cabinet（Case）, be distribution system end
Grade equipment.Power distribution cabinet is the general designation of motor control center.Power distribution cabinet is used in the occasion that load is more dispersed, circuit is less；
The occasion that motor control center concentrates for load, circuit is more.They are the electric energy of a certain circuit of upper level controller switching equipment
Distribute to load nearby.This grade of equipment reply load provides protection, monitoring and control.The use that power distribution cabinet has indoors, has
Use in outdoor, use and outdoor be known as outdoor queuing cabinet.The use of outdoor electricity distribution cabinet is equipped with claimed below：There is rain-proof
Snow measure；If fence will have ground protection to arrange；Moisture-proof, power distribution cabinet lower margin is higher than ground not less than 20 centimetres and is laid with plank
It is not less than 1.2 meters far from ground as insulation, power distribution cabinet bottom；It will there are the operating spaces not less than 70 centimetres before and after power distribution cabinet；
The mark that Danger is equipped with outside fence.Existing outdoor electricity distribution cabinet has the following disadvantages：Only there is heat dissipation or heat-blocking action.
Invention content
The present invention provides a kind of power distribution cabinet roof constructions that can be switched every cooling effect, solve existing power distribution cabinet not
The problem of not only can carrying out radiating but also being thermally shielded.
More than technical problem is solved by following technical proposal：A kind of power distribution cabinet roof construction, including cabinet roof,
The cabinet roof is equipped with every cooling mechanism, and described to include cylinder every cooling mechanism, the cylinder is included from the top down successively
The heat conduction section of setting and adiabatic section, the lower end of the adiabatic section are sealed connected together with the cabinet roof, the heat conduction section
Lower end be sealedly connected with heat conductive rubber bowl, between the cabinet roof, adiabatic section, heat conduction section and heat conductive rubber bowl formed sealing
Chamber, the annular seal space is interior filled with conduction oil, and the inner peripheral surface of the heat conduction section is equipped with radiating fin, the heat conduction section and heat conduction
Rubber bowl surrounds storage cylinder, and filled with conductive fluid in the storage cylinder, the heat conductive rubber bowl is towards the storage cylinder sunken inside
Shi Suoshu conductive fluids flood residence and state radiating fin, and the heat conductive rubber bowl is towards the conduction oil during annular seal space sunken inside
It fills the full annular seal space and the radiating fin is exposed in the outside of the conductive fluid.When being radiated, make heat conduction rubber
Glue bowl is contacted towards sealing ring sunken inside with conduction oil.Make heat conductive rubber bowl when needing heat-insulated towards storage cylinder sunken inside
And to form vacuum zone in annular seal space.
Preferably, the lower end of the adiabatic section is detachably connected with cabinet roof sealing.Installing and dismounting
It is convenient during cylinder.
Preferably, the lower end of the adiabatic section is equipped with the annular suction tray along the circumferentially extending of cylinder, the adiabatic section
By the annular suction tray absorption on the roof of the cabinet.Provide a kind of specific technology realized and be detachably connected
Scheme.The detachable connection of the program causes convenient when being transformed on existing cabinet.Without to cabinet during installation
It is punched and seal operation amount is caused to increase（Cabinet needs to seal the situation of waterproof when being particularly suitable for outdoor）.
Present aspect further includes heat conductive rubber bowl overturning Working mechanism.
Preferably, the heat conductive rubber bowl overturning Working mechanism is the draw ring for being arranged on heat conductive rubber bowl upper surface.
As it is another preferably, heat conductive rubber bowl overturning Working mechanism includes rubber case, vertical threaded rod, threaded connection
Regulation ring and clamp on vertical threaded rod, the vertical threaded rod are threaded through on the cabinet roof, the vertical screw thread
The upper end of bar is connected on the lower surface of the heat conductive rubber bowl, and the regulation ring is located at the lower section of the cabinet roof, described
Rubber case is set on the vertical threaded rod, and the upper end of the rubber case is tightly connected with vertical threaded rod or heat conductive rubber bowl
Together, lower end is sealed connected together with the upper surface of the cabinet roof, and the peripheral surface of the regulation ring is equipped with along tune
The card slot of ring circumferentially extending is saved, the clamp is connected in the card slot and is fixed together with the cabinet roof.During use
Vertical threaded rod lifting is driven to realize spinning upside down for heat conductive rubber bowl by rotating regulation ring.
Preferably, the heat conduction section includes the epimere and hypomere that telescopic sealing links together, the epimere is under
Section is designed with the radiating fin.Radiating fin, which can be conveniently realized, can either all be submerged in conductive fluid and can be whole
It is exposed outside conduction liquid.
Invention also improves a kind of electric cabinet top portion of adaptation every heat dissipating method, the lower end of adiabatic section is sealed and connected by the first step
It is connected on the upper surface of power distribution cabinet roof and forms annular seal space in the top of power distribution cabinet roof；Second step makes the heat conductive rubber
Then bowl is got through hole on heat conductive rubber bowl, is expired using through-hole filling heat-conductive to filling close towards the annular seal space sunken inside
Seal chamber rear enclosed through-hole；Third step, be flipped up heat conductive rubber bowl cause the overturning of heat conductive rubber bowl be towards storage cylinder sunken inside,
Full conductive fluid is filled in storage cylinder, all radiating fins are flooded to conductive fluid；4th step, if necessary to power distribution cabinet roof
It is radiated, drives and translated under heat conductive rubber bowl towards the annular seal space sunken inside so that heat conductive rubber bowl is same by conduction oil
Power distribution cabinet roof thermal conductivity links together and radiating fin is exposed at outside the conductive fluid of storage cylinder, and heat transfer gives rubber heat conduction
Bowl and heat conduction section lose, and wherein radiating fin plays the role of increasing heat dissipation area to improve heat dissipation effect；If necessary to right
Power distribution cabinet roof is thermally shielded, and is driven and is translated on heat conductive rubber bowl towards the storage cylinder sunken inside so that is formed in annular seal space
Vacuum chamber and separate heat conductive rubber bowl and power distribution cabinet roof and radiating fin is flooded completely by conductive fluid, the heat in power distribution cabinet passes
The effect for passing rubber heat conduction bowl declines, radiating fin floods so that the effect that is lost through heat conduction section of heat declines, thus
Play heat-blocking action.
Preferably, also carry out following operation between third step and the 4th step：Make heat conductive rubber bowl towards the annular seal space
Sunken inside, then checking all radiating fins, whether whole is exposed, takes out and leads out of storage cylinder if exposed without whole
Hydrothermal solution is all exposed to all radiating fins；Heat conductive rubber bowl is made then to check all radiating fins towards storage cylinder indent again
Whether piece is all flooded by conductive fluid, epimere and hypomere is made further to be brought together into all radiating fins if not flooding all
All flooded by conductive fluid.
Present invention tool has the advantage that：Power distribution cabinet roof can radiate and can be thermally shielded；It is heat-insulated and scattered
Easy switching when hot.
Description of the drawings
Fig. 1 is the schematic diagram when embodiment of the present invention one is in radiating state.
Fig. 2 is the schematic diagram when embodiment of the present invention one is in state of thermal isolation.
Fig. 3 is the partial schematic diagram of the embodiment of the present invention two.
In figure：Cabinet roof 11, every cooling mechanism 2, cylinder 21, heat conduction section 211, epimere 2111, hypomere 2112, adiabatic section
212nd, annular suction tray 213, radiating fin 214, heat conductive rubber bowl 22, heat conductive rubber bowl overturning Working mechanism 23, rubber case
231st, vertical threaded rod 232, regulation ring 233, card slot 2331, clamp 234, annular seal space S1, storage cylinder S2.
Specific embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, referring to Fig. 1 and Fig. 2, a kind of power distribution cabinet roof construction, including cabinet roof 11 and every cooling mechanism 2.
Cabinet roof 11 is sheet metal part.
Include cylinder 21, heat conductive rubber bowl 22 and heat conductive rubber bowl overturning Working mechanism 23 every cooling mechanism 2.
Cylinder 21 includes the heat conduction section 211 set gradually from the top down, adiabatic section 212 and annular suction tray 213.Heat conduction section
211 inner peripheral surface is equipped with several radiating fins 214.The cloth square along the vertical direction of radiating fin 214.Radiating fin 214 is that edge is led
The loop configuration of hot arc circumferentially extending.Circumferentially extending of the annular suction tray 213 along adiabatic section 212.The lower end of adiabatic section 212 passes through
Annular suction tray 213 adsorbs on cabinet roof 11 and realizes cylinder and be detachably connected with the sealing of cabinet roof 11.
Heat conductive rubber bowl overturning Working mechanism 23 includes rubber case 231, vertical threaded rod 232, regulation ring 233 and clamp
234.Vertical threaded rod 232 is threaded through on cabinet roof.The upper end of vertical threaded rod 232 is consolidated with the lower surface of heat conductive rubber bowl 22
It is connected together.Rubber case 231 is set on vertical threaded rod 232.Rubber case 231 is heat insulating construction.The upper end of rubber case 231 is same
Vertical threaded rod or heat conductive rubber bowl are sealed connected together（The present embodiment is links together with heat conductive rubber bowl）.Rubber case
231 lower end is sealed connected together with the upper surface of cabinet roof 11.Regulation ring 233 is threaded in vertical threaded rod 232
On.The lower section that regulation ring 233 is located at cabinet roof 11 has been in cabinet.The peripheral surface of regulation ring 233 was equipped with along regulation ring week
To the card slot 2331 of extension.Clamp 234 is " L " type.One end of clamp 234 is fixed on the lower surface of cabinet roof 11
Welding.The other end of clamp 234 is connected in card slot 2331.
Heat conductive rubber bowl 22 is sealedly connected in the lower end of heat conduction section 211.
Annular seal space S1 is formed between cabinet roof 11, adiabatic section 212, heat conduction section 211 and heat conductive rubber bowl 22.Annular seal space S1
It is interior to be filled with conduction oil.Heat conduction section 211 and heat conductive rubber bowl 22 surround storage cylinder S2.Conductive fluid is filled in storage cylinder S2.
Heat conductive rubber bowl 22 floods the radiating fin 214 that residence has towards conductive fluid during storage cylinder S2 sunken insides.Heat conduction rubber
Glue bowl 22 towards conduction oil filling full annular seal space during annular seal space S1 sunken insides and all radiating fins it is all exposed in conductive fluid
It is external.
Every heat dissipating method at the top of a kind of power distribution cabinet, the lower end of adiabatic section is sealedly connected on power distribution cabinet roof by the first step
On upper surface annular seal space is formed in the top of power distribution cabinet roof；Second step makes the heat conductive rubber bowl towards the annular seal space
Then sunken inside gets through hole on heat conductive rubber bowl, using through-hole filling heat-conductive to the full annular seal space rear enclosed through-hole of filling；The
Three steps are flipped up heat conductive rubber bowl and so that the overturning of heat conductive rubber bowl is towards storage cylinder sunken inside, are filled in storage cylinder full
Conductive fluid floods all radiating fins to conductive fluid；4th step if necessary radiates to power distribution cabinet roof, and driving is led
It is translated under hot rubber bowl towards the annular seal space sunken inside so that heat conductive rubber bowl is by conduction oil with power distribution cabinet roof thermal conductivity
It links together and radiating fin is exposed at outside the conductive fluid of storage cylinder, heat transfer is scattered and disappeared to rubber heat conduction bowl and heat conduction section
Fall, wherein radiating fin plays the role of increasing heat dissipation area to improve heat dissipation effect；If necessary to be carried out to power distribution cabinet roof
It is heat-insulated, it drives and is translated on heat conductive rubber bowl towards the storage cylinder sunken inside so that form vacuum chamber in annular seal space and separate and lead
Hot rubber bowl and power distribution cabinet roof and radiating fin is flooded completely by conductive fluid, the heat transfer in power distribution cabinet gives rubber heat conduction bowl
Effect decline, radiating fin flood so that heat lost through heat conduction section effect decline, so as to play heat-blocking action.
The method of overturning heat conductive rubber bowl 22 is vertical threaded rod 232 to be driven to lift by rotating regulation ring 233, so as to real
Now overturn.Rubber case 231 generates elastic telescopic when vertical threaded rod 232 lifts.Clamp causes elastic rubber bowl to be in turning over
Shi Shuxiang threaded rods 232 can be maintained at current location without generating whereabouts.
Embodiment two, the difference with embodiment one are：
Referring to Fig. 3, heat conduction section 211 includes can epimere 2111 and hypomere 2112.The lower face of epimere 2111 is equipped with along heat conduction section
The annular connector 2113 of circumferentially extending.The upper surface of hypomere 2112 is equipped with the grafting ring 2114 circumferentially extended along heat conduction section.
The depth of grafting ring is more than the length of annular connector 2113.Annular connector, which telescopically seals, to be plugged in vehicle frame ring.On
Section and hypomere are designed with radiating fin 214.
Third is walked also carries out following operation between the 4th step：Make heat conductive rubber bowl towards the annular seal space sunken inside, so
Check whether all radiating fins are all exposed afterwards, if without taking out conductive fluid if all exposed out of storage cylinder to all
Radiating fin it is all exposed；Make heat conductive rubber bowl again towards storage cylinder indent, then check all radiating fins whether all by
Conductive fluid is flooded, and epimere and hypomere is made further to be brought together into all radiating fins all by conductive fluid if not flooding all
It floods.
Embodiment three, the difference with embodiment two are：Heat conductive rubber bowl overturning Working mechanism is is arranged on heat conduction rubber
The draw ring of glue bowl upper surface.
Claims (9)
1. a kind of power distribution cabinet roof construction, including cabinet roof, which is characterized in that the cabinet roof is equipped with every heat dissipation machine
Structure, described to include cylinder every cooling mechanism, the cylinder includes the heat conduction section set gradually from the top down and adiabatic section, described exhausted
The lower end of hot arc is sealed connected together with the cabinet roof, and the lower end of the heat conduction section is sealedly connected with heat conductive rubber bowl,
Annular seal space is formed between the cabinet roof, adiabatic section, heat conduction section and heat conductive rubber bowl, heat conduction is filled in the annular seal space
Oil, the inner peripheral surface of the heat conduction section are equipped with radiating fin, and the heat conduction section and heat conductive rubber bowl surround storage cylinder, the storage
Filled with conductive fluid in cylinder, the heat conductive rubber bowl floods residence towards the conductive fluid during storage cylinder sunken inside states heat dissipation
Fin, the full annular seal space of the conduction oil filling and the heat dissipation when heat conductive rubber bowl is towards the annular seal space sunken inside
Fin is exposed in the outside of the conductive fluid.
2. power distribution cabinet roof construction according to claim 1, which is characterized in that the lower end of the adiabatic section is the same as the cabinet
Roof sealing is detachably connected.
3. power distribution cabinet roof construction according to claim 2, which is characterized in that the lower end of the adiabatic section is equipped with along cylinder
Circumferentially extending annular suction tray, the adiabatic section is by the annular suction tray absorption on the roof of the cabinet.
4. power distribution cabinet roof construction according to claim 1, which is characterized in that further include heat conductive rubber bowl overturning working rig
Structure.
5. power distribution cabinet roof construction according to claim 4, which is characterized in that the heat conductive rubber bowl overturns Working mechanism
To be arranged on the draw ring of heat conductive rubber bowl upper surface.
6. power distribution cabinet roof construction according to claim 4, which is characterized in that the heat conductive rubber bowl overturns Working mechanism
Including rubber case, vertical threaded rod, the regulation ring being threaded on vertical threaded rod and clamp, the vertical threaded rod is worn
On the cabinet roof, the upper end of the vertical threaded rod is connected on the lower surface of the heat conductive rubber bowl, the adjusting
Ring is located at the lower section of the cabinet roof, and the rubber case is set on the vertical threaded rod, and the upper end of the rubber case is same
Vertical threaded rod or heat conductive rubber bowl is sealed connected together, lower end is sealedly connected on one with the upper surface of the cabinet roof
Rise, the peripheral surface of the regulation ring is equipped with card slot circumferentially extend along regulation ring, the clamp be connected to the card slot it is interior and
It is fixed together with the cabinet roof.
7. power distribution cabinet roof construction according to claim 1, which is characterized in that the heat conduction section connects including telescopic sealing
The epimere and hypomere being connected together, the epimere and hypomere are designed with the radiating fin.
8. every heat dissipating method at the top of a kind of power distribution cabinet suitable for power distribution cabinet roof construction described in claim 1, the first step will
The lower end of adiabatic section is sealedly connected on the upper surface of power distribution cabinet roof and forms annular seal space in the top of power distribution cabinet roof；Second
Step, makes the heat conductive rubber bowl then get through hole towards the annular seal space sunken inside on heat conductive rubber bowl, be noted using through-hole
Enter heat conduction to the full annular seal space rear enclosed through-hole of filling；Third step is flipped up heat conductive rubber bowl so that the overturning of heat conductive rubber bowl is
Towards storage cylinder sunken inside, full conductive fluid is filled in storage cylinder, all radiating fins are flooded to conductive fluid；If the 4th step,
It needs to radiate to power distribution cabinet roof, drives and translated under heat conductive rubber bowl towards the annular seal space sunken inside so that heat conduction rubber
Glue bowl is linked together by conduction oil with power distribution cabinet roof thermal conductivity and radiating fin is exposed at outside the conductive fluid of storage cylinder, heat
Amount passes to rubber heat conduction bowl and heat conduction section loses, and wherein radiating fin, which plays, increases heat dissipation area to improve heat dissipation effect
Effect；If necessary to be thermally shielded to power distribution cabinet roof, drive and translated on heat conductive rubber bowl towards the storage cylinder sunken inside,
So that form vacuum chamber in annular seal space and separate heat conductive rubber bowl and power distribution cabinet roof and radiating fin is flooded completely by conductive fluid,
Heat transfer in power distribution cabinet declines to the effect of rubber heat conduction bowl, radiating fin is flooded so that heat loses through heat conduction section
Effect decline, so as to play heat-blocking action.
9. every heat dissipating method at the top of power distribution cabinet according to claim 8, which is characterized in that third is walked between the 4th step also
Carry out following operation：Heat conductive rubber bowl is made then to check all radiating fins whether all towards the annular seal space sunken inside
Exposed, taking-up conductive fluid is all exposed to all radiating fins out of storage cylinder if exposed without whole；Make heat conduction rubber again
Then glue bowl checks whether all radiating fins are all flooded by conductive fluid, if do not flooded all towards storage cylinder indent
Epimere and hypomere is then made further to be brought together into all radiating fins all to be flooded by conductive fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046454.0A CN108258598B (en) | 2018-01-17 | 2018-01-17 | Power distribution cabinet roof construction and power distribution cabinet cabinet top are every heat dissipating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046454.0A CN108258598B (en) | 2018-01-17 | 2018-01-17 | Power distribution cabinet roof construction and power distribution cabinet cabinet top are every heat dissipating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108258598A true CN108258598A (en) | 2018-07-06 |
| CN108258598B CN108258598B (en) | 2019-06-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810046454.0A Active CN108258598B (en) | 2018-01-17 | 2018-01-17 | Power distribution cabinet roof construction and power distribution cabinet cabinet top are every heat dissipating method |
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| Country | Link |
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| CN (1) | CN108258598B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107967982A (en) * | 2018-01-13 | 2018-04-27 | 金清炎 | Transformer equipped with negative pressure heat-insulation chamber |
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| CN106068684A (en) * | 2014-01-07 | 2016-11-02 | 赛峰电子与防务公司 | There is the electrical power device improving cooling |
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| Publication number | Publication date |
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| CN108258598B (en) | 2019-06-07 |
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Address after: 324100 No. 5, lotus flower pond, Chengxi Industrial Park, Jiangshan Economic Development Zone, Quzhou, Zhejiang Applicant after: Zhejiang Rui Fan Technology Co., Ltd. Address before: 324100 No. 5, lotus flower pond, Chengxi Industrial Park, Jiangshan Economic Development Zone, Quzhou, Zhejiang Applicant before: ZHEJIANG RUIFAN POWER TECHNOLOGY CO., LTD. |
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