CN102842859B - A kind of power distribution cabinet of anti-water logging - Google Patents
A kind of power distribution cabinet of anti-water logging Download PDFInfo
- Publication number
- CN102842859B CN102842859B CN201210333446.7A CN201210333446A CN102842859B CN 102842859 B CN102842859 B CN 102842859B CN 201210333446 A CN201210333446 A CN 201210333446A CN 102842859 B CN102842859 B CN 102842859B
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- cabinet
- distribution cabinet
- power distribution
- liquid level
- water logging
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Abstract
The present invention relates to a kind of power distribution cabinet of anti-water logging, comprise that cabinet is tightly connected between each limit with distribution cabinet that can enclosures door; In described power distribution cabinet, be provided with heat abstractor, front bottom and the rear upper lateral part of described distribution cabinet are provided with louvre; The cabinet inner side of described power distribution cabinet is provided with magnetic valve in order to close louvre near louvre place; Described distribution cabinet door inner side is provided with the fixing sealing strip of same cabinet door, and is provided with compression type magnetic valve in cabinet door inner side; In described power distribution cabinet, be provided with liquid level monitor, the startup of liquid level monitor control magnetic valve and heat abstractor.
Description
Technical field
The invention belongs to field of power distribution, refer to especially a kind of joining of Electrical Safety that still can ensure after being floodedElectricity cabinet.
Background technology
, all there is following defect in existing distribution system,, in the situation that being flooded, water can be from the shell seam of power distribution cabinetGap enters power distribution cabinet inside, the element in power distribution cabinet is soaked in water, thereby causes electric equipment normally to move, simultaneouslyAlso can cause serious potential safety hazard.
Now there is meeting the underground transformer of immersion service requirement, but matched with this class transformerHigh-low voltage electric power distribution cabinet still cannot meet the requirement of immersion operation.
Prior art proposes, and adopts hermetic power distribution cabinet to realize the object of anti-water logging. This hermetic power distribution cabinetAdopt a can, carrying out after electrical equipment assembling, cabinet door is sealed fixing. And this structure still have following deficiency itPlace, the electric elements in power distribution cabinet, in the time of workpiece, can produce a large amount of heats, and this class power distribution cabinet cannot be realized efficiently radiates heat.Therefore also have technology to propose, in full seal type distribution box, heat abstractor is set and solves heat dissipation problem, but this requires heat radiation dressThe continuous operation of putting, causes the loss of energy.
Now also there is technology to propose, at power distribution cabinet outer cover one bucker, and utilize pressure principle to solve anti-water logging problem, butThe same Shortcomings of this technical scheme, because of water logging degree of depth difference, the air space difference of retaining above distribution cabinet. ?Under actual conditions, because of the reason of atmospheric pressure support water column, the air of power distribution cabinet top retains highly very little, that is to say, completeComplete utilization pressure principle cannot realize the object of anti-water logging at all. And, even if this technical scheme can meet anti-water loggingRequirement, but air humidity in power distribution cabinet is very high, particularly at low temperature season, can form a large amount of condensations in electric elements itUpper, cause the problem such as short circuit, spark, cannot realize safety in production.
Therefore search out one power distribution cabinet use routinely under normal circumstances, in the time being subject to water logging, can automatically preventWater logging is protected and is ensured that the power distribution cabinet of the normal operation of element is the direction that those skilled in the art are making great efforts.
Summary of the invention
The object of the invention is existing power distribution cabinet to propose improvement project, to ensure the electricity consumption of power distribution cabinet under immersion conditionSafety, and heat dissipation problem in immersion situation.
The present invention is achieved by the following technical solutions:
A power distribution cabinet for anti-water logging, comprises that between the each limit of cabinet, sealing connects with distribution cabinet that can enclosures doorConnect; In described power distribution cabinet, be provided with heat abstractor, front bottom and the rear upper lateral part of described distribution cabinet are provided with louvre; DescribedThe cabinet inner side of power distribution cabinet is respectively provided with a magnetic valve in order to close louvre near two louvre places; Described distribution cabinet doorInner side is provided with the fixing sealing strip of same cabinet door, and is provided with compression type magnetic valve in cabinet door inner side; In described power distribution cabinet, arrangeThere is liquid level monitor, the startup of above-mentioned two magnetic valves of liquid level monitor control, compression type magnetic valve and heat abstractor.
Described cabinet is bilayer or single layer structure.
Described heat abstractor includes evaporimeter, condenser and compressor; Described condenser, compressor are arranged at distributionIn cabinet, described evaporimeter is arranged in the interlayer of double-deck cabinet or the outside of individual layer cabinet, and described condenser is with evaporimeterOne end is connected, and condenser connects compressor with the other end of evaporimeter.
In described distribution cabinet, rear side is provided with absorber plate with holes, and described condenser is arranged at absorber plate and power distribution cabinetBetween rear wall.
Described liquid level monitor is arranged at the bottom in distribution cabinet, and the alarm liquid level of described liquid level monitor is lower than distribution/ 5th of a cabinet cabinet inner height.
The present invention's beneficial effect is compared with the existing technology:
The power distribution cabinet of the technical program, in usual situation, each magnetic valve is in open mode, and heat abstractor does not start,Power distribution cabinet relies on louvre heat radiation, when liquid level monitor monitors liquid level and reaches after alarm liquid level, starts magnetic valve and heat radiationDevice, each closed electromagnetic valve, realizes power distribution cabinet sealing, and dispels the heat by heat abstractor.
Brief description of the drawings
Fig. 1 front portion structure schematic diagram of the present invention;
Fig. 2 cabinet door of the present invention inside structure schematic diagram;
Fig. 3 power distribution cabinet internal structure of the present invention schematic diagram.
1. cabinet door 2.21. louvre 3. cabinets
4. sealing strip 5. compression type magnetic valve 61. magnetic valves
7. liquid level monitor 8. heat abstractors
Detailed description of the invention
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, wherein from start to finishSame or similar label represents same or similar element or has the element of identical or similar functions. Attached below by referenceThe embodiment that figure describes is exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
As shown in Figure 1 to Figure 3, the power distribution cabinet of anti-water logging, described cabinet 3 is bilayer or single layer structure, in the present embodiment,The cabinet 1 of selecting is double-decker, and in other embodiments of the invention, cabinet can be selected single layer structure; Comprise with energyThe distribution cabinet of enough enclosures doors, cabinet door for power distributing cabinet 1 is by being arranged on the switch opens on cabinet door or closing cabinet under normal circumstancesDoor, the compression type magnetic valve 5 being arranged in cabinet door 1 is processed opening, and cabinet 3 is tightly connected between each limit, namely cabinetBetween each limit, connect in the mode of not leaking; In described power distribution cabinet, be provided with heat abstractor 8, the front bottom of described distribution cabinet andRear upper lateral part is provided with louvre (2,21); The cabinet inner side of described power distribution cabinet is respectively provided with magnetic valve near two louvre placesIn order to close louvre; The magnetic valve 61 that is wherein arranged at upper lateral part after cabinet is for cutting out the louvre of upper lateral part after cabinet21, be arranged at the magnetic valve (not shown) of front bottom of distribution cabinet for closing the louvre of front bottom of distribution cabinet2; Described distribution cabinet door inner side is provided with the fixing sealing strip 4 of same cabinet door, and is provided with compression type magnetic valve 5 in cabinet door inner side;In described power distribution cabinet, be provided with liquid level monitor 7, liquid level monitor 7 is controlled above-mentioned two magnetic valves, compression type magnetic valve and looseThe startup that hot charging is put.
Described heat abstractor includes evaporimeter, condenser and compressor; Described condenser, compressor are arranged at distributionIn cabinet, described evaporimeter is arranged in the interlayer of double-deck cabinet or the outside of individual layer cabinet, and described condenser is with evaporimeterOne end is connected, and condenser connects compressor with the other end of evaporimeter.
In described distribution cabinet, rear side is provided with absorber plate with holes, and described condenser is arranged at absorber plate and power distribution cabinetBetween rear wall.
Described liquid level monitor is arranged at the bottom in distribution cabinet, and the alarm liquid level of described liquid level monitor is lower than joining/ 5th of an electricity cabinet cabinet inner height; The alarm liquid level of liquid level monitor can be adjusted according to user's needs, butIts highest also should be lower than the minimum position of electric elements in power distribution cabinet.
All carry out encapsulation process through positions such as the cables of power distribution cabinet.
The specific works mode of power distribution cabinet of the present invention is:
Under normal conditions, namely in the situation that not having water to immerse, comprise that rainy day, the magnetic valve in power distribution cabinet are placesIn opening, that is to say that magnetic valve opens the in the situation that of action not, now, be positioned at power distribution cabinet anterior with afterThe louvre of portion is with in distribution cabinet and external connection, and described louvre has rainwater-proof design, now power distribution cabinet be fromSo in the situation of heat radiation, work.
If now, the residing position of power distribution cabinet is immersed gradually by water or other liquid, by Technology design requirement of the present invention,If directly, by going in off the deep end by the power distribution cabinet of the technical program design, liquid immerses and reaches power distribution cabinet liquid monitoring instrument warning liquidThe time of position is 1-3 minute, and this time also can change, and these change can not have influence on technical scheme of the present invention, theseJust be used for illustrating technical scheme of the present invention, this alarm liquid level will have certain distance with the extreme lower position of element in power distribution cabinetFrom. In the time that monitor is reported to the police, start all magnetic valves and heat abstractor in power distribution cabinet, now closed electromagnetic valve, alsoBe by two places louvres sealings and cabinet door is sealed with cabinet, the watertight that the mode of closing of cabinet door the is similar to ship class herein knot of sealing up a doorStructure, so far, whole power distribution cabinet all seals. At this moment, heat abstractor also starts, cold by evaporimeter and condenserBut liquid dispels the heat.
The type of alarm of liquid level monitor can be reported to the police by indicator lamp and sound this locality, and can be simultaneously by being arranged atCommunicator remote alarms in cabinet, to maintain easily or administrative staff's monitoring.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, canUnderstand and can carry out multiple variation, amendment, replacement to these embodiment without departing from the principles and spirit of the present inventionAnd modification, scope of the present invention is by claims and be equal to and limit.
Claims (5)
1. a power distribution cabinet for anti-water logging, comprises that cabinet is tightly connected between each limit with distribution cabinet that can enclosures door;Described distribution cabinet door inner side is provided with the fixing sealing strip of same cabinet door, it is characterized in that: in described power distribution cabinet, be provided with heat radiation dressPut, front bottom and the rear upper lateral part of described distribution cabinet are provided with louvre; The cabinet inner side of described power distribution cabinet is loose near twoHot hole place is respectively provided with a magnetic valve in order to close louvre; And be provided with compression type magnetic valve in cabinet door inner side; Described joiningIn electricity cabinet, be provided with liquid level monitor, above-mentioned two magnetic valves of liquid level monitor control, compression type magnetic valve and heat abstractorStart.
2. the power distribution cabinet of anti-water logging according to claim 1, is characterized in that: described cabinet is bilayer or single layer structure.
3. the power distribution cabinet of anti-water logging according to claim 1, is characterized in that: described heat abstractor include evaporimeter,Condenser and compressor; In described condenser, the cabinet that compressor is arranged at power distribution cabinet, described evaporimeter is arranged at double-layer cabinetIn the interlayer of body or the outside of individual layer cabinet, described condenser is connected with one end of evaporimeter, and condenser is with another of evaporimeterEnd connects compressor.
4. the power distribution cabinet of anti-water logging according to claim 3, is characterized in that: in the cabinet of described power distribution cabinet, rear side is establishedBe equipped with absorber plate with holes, described condenser is arranged between absorber plate and power distribution cabinet rear wall.
5. the power distribution cabinet of anti-water logging according to claim 1, is characterized in that: described liquid level monitor is arranged at power distribution cabinetCabinet in bottom, the alarm liquid level of described liquid level monitor is lower than 1/5th of power distribution cabinet inner height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333446.7A CN102842859B (en) | 2012-09-11 | 2012-09-11 | A kind of power distribution cabinet of anti-water logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333446.7A CN102842859B (en) | 2012-09-11 | 2012-09-11 | A kind of power distribution cabinet of anti-water logging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102842859A CN102842859A (en) | 2012-12-26 |
| CN102842859B true CN102842859B (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210333446.7A Expired - Fee Related CN102842859B (en) | 2012-09-11 | 2012-09-11 | A kind of power distribution cabinet of anti-water logging |
Country Status (1)
| Country | Link |
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| CN (1) | CN102842859B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142551B (en) * | 2014-08-18 | 2017-01-18 | 宁波市令通电信设备有限公司 | Optical cable splice box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1435681A1 (en) * | 2002-12-26 | 2004-07-07 | Prefabricados Uniblok, S.A. | Transformer centre for underground networks |
| CN102290719A (en) * | 2011-04-22 | 2011-12-21 | 陶勤 | Partially buried landscape substation and box body structure thereof |
| CN102377119A (en) * | 2011-06-22 | 2012-03-14 | 麦朗辉 | Semi-burned prefabricated substation |
| CN102570321A (en) * | 2011-12-31 | 2012-07-11 | 凯地电气有限公司 | Anti-waterlogging distribution box and buried transformer station with same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008054403A (en) * | 2006-08-23 | 2008-03-06 | Chugoku Electric Power Co Inc:The | Waterproofing cover for on-road apparatus |
| CN201181813Y (en) * | 2008-04-24 | 2009-01-14 | 洛阳震动机械有限公司 | Integrated intelligent power distribution cabinet |
-
2012
- 2012-09-11 CN CN201210333446.7A patent/CN102842859B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1435681A1 (en) * | 2002-12-26 | 2004-07-07 | Prefabricados Uniblok, S.A. | Transformer centre for underground networks |
| CN102290719A (en) * | 2011-04-22 | 2011-12-21 | 陶勤 | Partially buried landscape substation and box body structure thereof |
| CN102377119A (en) * | 2011-06-22 | 2012-03-14 | 麦朗辉 | Semi-burned prefabricated substation |
| CN102570321A (en) * | 2011-12-31 | 2012-07-11 | 凯地电气有限公司 | Anti-waterlogging distribution box and buried transformer station with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102842859A (en) | 2012-12-26 |
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| C14 | Grant of patent or utility model | ||
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Address after: 315135 Zhejiang city of Ningbo province Yinzhou District Yunlong Town Road No. 229 cloud Patentee after: NINGBO DEWO INTELLIGENT CO., LTD. Address before: 315135, Ningbo, Zhejiang province Yinzhou District Yunlong Town Mei Chi Industrial Zone Patentee before: Ningbo Dwoo Electric Power Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20200911 |