CN102842859A - Waterproof distribution cabinet - Google Patents
Waterproof distribution cabinet Download PDFInfo
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- CN102842859A CN102842859A CN2012103334467A CN201210333446A CN102842859A CN 102842859 A CN102842859 A CN 102842859A CN 2012103334467 A CN2012103334467 A CN 2012103334467A CN 201210333446 A CN201210333446 A CN 201210333446A CN 102842859 A CN102842859 A CN 102842859A
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- distribution cabinet
- cabinet
- power distribution
- liquid level
- condenser
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Abstract
The invention relates to a waterproof distribution cabinet. The waterproof distribution cabinet comprises a distribution cabinet body with a closable cabinet door, and all edges of the cabinet body are in sealed connection; a heat dissipation device is arranged in the distribution cabinet body, and two heat dissipation holes are respectively formed at the front lower part and the upper part of the rear side of the distribution cabinet body; solenoid valves used for closing the heat dissipation holes are arranged on the inner side of the cabinet body of the distribution cabinet and close to the heat dissipation holes; and a seal strip fixed with the cabinet door is arranged on the inner side of the distribution cabinet door and a compression-type solenoid valve is arranged on the inner side of the cabinet door; and a liquid level monitoring instrument is arranged in the distribution cabinet body and used for controlling the start of both the solenoid valves and the heat dissipation device.
Description
Technical field
The invention belongs to field of power distribution, be meant a kind of power distribution cabinet that still can ensure Electrical Safety after by water logging especially.
Background technology
All there is following defective in existing distribution system, promptly under by the situation of water logging; It is inner that water can get into power distribution cabinet from the shell slit of power distribution cabinet; Element in the power distribution cabinet is soaked in the water, thereby causes electric equipment normally to move, also can cause serious potential safety hazard simultaneously.
The existing underground transformer that the immersion service requirement occurred satisfying still still can't satisfy the requirement that immersion moves with the high-low voltage electric power distribution cabinet that this type transformer matches.
Prior art proposes, and adopts hermetic power distribution cabinet to realize the purpose of anti-water logging.This hermetic power distribution cabinet adopts a can, after carrying out the electrical equipment assembling, the cabinet door is carried out sealing and fixing.And this structure still has following weak point, and the electric elements in the power distribution cabinet can produce great amount of heat, and this type power distribution cabinet can't be realized efficiently radiates heat when workpiece.Therefore also there is technology to propose, in the full seal type distribution box, heat abstractor is set and solves heat dissipation problem, but this requires the continuous operation of heat abstractor, causes the loss of energy.
Existing also have technology to propose, and at power distribution cabinet outer cover one bucker, and utilize pressure principle to solve anti-water logging problem, but there is deficiency equally in this technical scheme, and promptly because of the water logging degree of depth is different, the air space of above the distribution cabinet, retaining is different.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, utilizes pressure principle can't realize the purpose of anti-water logging fully at all.And even this technical scheme can satisfy the requirement of anti-water logging, but the air humidity in the power distribution cabinet is very high, particularly at low temperature season, can form a large amount of condensations on electric elements, causes problems such as short circuit, spark, can't realize safety in production.
Therefore search out and a kind ofly under normal circumstances use, when receiving water logging, can prevent the water logging protection automatically and guarantee that the power distribution cabinet of the normal operation of element is the directions of those skilled in the art in effort by conventional power distribution cabinet.
Summary of the invention
The objective of the invention is existing power distribution cabinet is proposed improvement project,, reach the heat dissipation problem under the immersion situation to guarantee the Electrical Safety of power distribution cabinet under the immersion condition.
The present invention realizes through following technical scheme:
A kind of power distribution cabinet of anti-water logging, comprise have can the enclosures door the distribution cabinet, cabinet is tightly connected between each limit; Be provided with heat abstractor in the said power distribution cabinet, the preceding bottom of said distribution cabinet is provided with louvre with the back upper lateral part; The cabinet inboard of said power distribution cabinet respectively is provided with an electromagnetically operated valve in order to close louvre near two louvre places; Said power distribution cabinet door inboard is provided with the fixing sealing strip of cabinet door, and is provided with the compression type electromagnetically operated valve in cabinet door inboard; Be provided with liquid level monitor in the said power distribution cabinet, liquid level monitor is controlled the startup of above-mentioned two electromagnetically operated valves, compression type electromagnetically operated valve and heat abstractor.
Said cabinet is bilayer or single layer structure.
Said heat abstractor includes evaporator, condenser and compressor; Described condenser, compressor are arranged in the distribution cabinet, and said evaporator is arranged in the interlayer of double-deck cabinet or the outside of individual layer cabinet, and said condenser links to each other with an end of evaporator, and condenser connects compressor with the other end of evaporator.
Rear side is provided with absorber plate with holes in the described distribution cabinet, and said condenser is arranged between absorber plate and the power distribution cabinet rear wall.
Described liquid level monitor is arranged at the bottom in the distribution cabinet, and the alarm liquid level of said monitor is lower than 1/5th of power distribution cabinet cabinet inner height.
The beneficial effect that the present invention compares with prior art is:
The power distribution cabinet of present technique scheme, under usual situation, each electromagnetically operated valve is in open mode; Heat abstractor does not start, and power distribution cabinet relies on the louvre heat radiation, after liquid level monitor monitors liquid level and reaches alarm liquid level; Start electromagnetically operated valve and heat abstractor; Each closed electromagnetic valve is realized the power distribution cabinet sealing, and through the heat abstractor heat radiation.
Description of drawings
Fig. 1 front portion structure sketch map of the present invention;
Fig. 2 cabinet door of the present invention inside structure sketch map;
Fig. 3 power distribution cabinet internal structure of the present invention sketch map.
1. cabinet door 2.21. louvre 3. cabinets
4. sealing strip 5. compression type electromagnetically operated valves 61. electromagnetically operated valves
7. liquid level monitor 8. heat abstractors
Embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
To shown in Figure 3, prevent the power distribution cabinet of water logging like Fig. 1, said cabinet 3 is bilayer or single layer structure, and in the present embodiment, the cabinet of selecting for use 1 is double-decker, and in other embodiments of the invention, cabinet can be selected single layer structure for use; Comprise have can the enclosures door the distribution cabinet; Generally power distribution cabinet cabinet door 1 is through being arranged on the switch opens on the cabinet door or closing the cabinet door; The compression type electromagnetically operated valve 5 that is arranged in the cabinet door 1 is handled opening; Cabinet is tightly connected between 3 each limit, just connects with the mode of not leaking between each limit of cabinet; Be provided with heat abstractor 8 in the said power distribution cabinet, the preceding bottom of said distribution cabinet is provided with louvre (2,21) with the back upper lateral part; The cabinet inboard of said power distribution cabinet respectively is provided with electromagnetically operated valve in order to close louvre near two louvre places; Wherein be arranged at the electromagnetically operated valve 61 of upper lateral part behind the cabinet and be used to close the louvre 21 of upper lateral part behind the cabinet, the electromagnetically operated valve (not shown) that is arranged at the preceding bottom of distribution cabinet is used to close the louvre 2 of the preceding bottom of distribution cabinet; Said power distribution cabinet door inboard is provided with the fixing sealing strip 4 of cabinet door, and is provided with compression type electromagnetically operated valve 5 in cabinet door inboard; Be provided with liquid level monitor 7 in the said power distribution cabinet, the startup of liquid level monitor 7 control above-mentioned two electromagnetically operated valves, compression type electromagnetically operated valve and heat abstractors.
Said heat abstractor includes evaporator, condenser and compressor; Described condenser, compressor are arranged in the distribution cabinet, and said evaporator is arranged in the interlayer of double-deck cabinet or the outside of individual layer cabinet, and said condenser links to each other with an end of evaporator, and condenser connects compressor with the other end of evaporator.
Rear side is provided with absorber plate with holes in the described distribution cabinet, and said condenser is arranged between absorber plate and the power distribution cabinet rear wall.
Described liquid level monitor is arranged at the bottom in the distribution cabinet, and the alarm liquid level of said monitor is lower than 1/5th of power distribution cabinet cabinet inner height; The alarm liquid level of monitor can be adjusted according to user's needs, but its highest minimum position that also should be lower than electric elements in the power distribution cabinet.
Pass the positions such as cable of power distribution cabinet and all carry out encapsulation process.
The concrete working method of power distribution cabinet of the present invention is:
Under normal conditions; Just under the situation that does not have water to immerse, comprise the rainy day, the electromagnetically operated valve in the power distribution cabinet is in opening, that is to say that electromagnetically operated valve opens under the situation of moving not have; At this moment; The louvre that is positioned at the power distribution cabinet front and rear is with distribution cabinet and external connection, and described louvre has anti-rainwater design, and this moment, power distribution cabinet was under the situation of natural heat dissipation, to work.
If this moment; The residing position of power distribution cabinet is immersed by water or other liquid gradually; By art designs requirement of the present invention, if in directly will going in off the deep end by the power distribution cabinet of present technique conceptual design, it is 1-3 minute that liquid immerses the time that reaches power distribution cabinet liquid monitoring appearance alarm liquid level; This time also can change; These variations can not have influence on technical scheme of the present invention, and these just are used for explaining technical scheme of the present invention, and this alarm liquid level will have certain distance with the extreme lower position of element in the power distribution cabinet.When monitor is reported to the police, start all electromagnetically operated valves and heat abstractor in the power distribution cabinet, at this moment closed electromagnetic valve; Just seal with cabinet with the louvre sealing of two places and with the cabinet door; The mode of closing of cabinet door is similar to the water-stop door of ship class here, and so far, whole power distribution cabinet all seals.At this moment, heat abstractor also starts, and dispels the heat through the cooling fluid in evaporator and condenser.
The type of alarm of liquid level monitor can be reported to the police through indicator light and sound are local, and can be simultaneously through being arranged at the communicator remote alarms in the cabinet, to maintain easily or administrative staff's monitoring.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification that scope of the present invention is accompanying claims and be equal to and limit to these embodiment.
Claims (5)
1. the power distribution cabinet of an anti-water logging is characterized in that: comprise have can the enclosures door the distribution cabinet, cabinet is tightly connected between each limit; Be provided with heat abstractor in the said power distribution cabinet, the preceding bottom of said distribution cabinet is provided with louvre with the back upper lateral part; The cabinet inboard of said power distribution cabinet respectively is provided with an electromagnetically operated valve in order to close louvre near two louvre places; Said power distribution cabinet door inboard is provided with the fixing sealing strip of cabinet door, and is provided with the compression type electromagnetically operated valve in cabinet door inboard; Be provided with liquid level monitor in the said power distribution cabinet, liquid level monitor is controlled the startup of above-mentioned two electromagnetically operated valves, compression type electromagnetically operated valve and heat abstractor.
2. the power distribution cabinet of anti-water logging according to claim 1, it is characterized in that: said cabinet is bilayer or single layer structure.
3. the power distribution cabinet of anti-water logging according to claim 1, it is characterized in that: said heat abstractor includes evaporator, condenser and compressor; Described condenser, compressor are arranged in the cabinet of power distribution cabinet, and said evaporator is arranged in the interlayer of double-deck cabinet or the outside of individual layer cabinet, and said condenser links to each other with an end of evaporator, and condenser connects compressor with the other end of evaporator.
4. according to the power distribution cabinet of claim 1 or 3 described anti-water loggings, it is characterized in that: rear side is provided with absorber plate with holes in the cabinet of described power distribution cabinet, and said condenser is arranged between absorber plate and the 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 the bottom in the cabinet of power distribution cabinet, and the alarm liquid level of said monitor is lower than 1/5th of power distribution cabinet 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 true CN102842859A (en) | 2012-12-26 |
| CN102842859B 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) |
Cited By (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 (6)
| 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 |
| 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 |
| 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 |
-
2012
- 2012-09-11 CN CN201210333446.7A patent/CN102842859B/en not_active Expired - Fee Related
Patent Citations (6)
| 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 |
| 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 |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102842859B (en) | 2016-05-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
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 |