CN206542099U - High-voltage variable-frequency power distribution cooling system - Google Patents
High-voltage variable-frequency power distribution cooling system Download PDFInfo
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- CN206542099U CN206542099U CN201720161137.4U CN201720161137U CN206542099U CN 206542099 U CN206542099 U CN 206542099U CN 201720161137 U CN201720161137 U CN 201720161137U CN 206542099 U CN206542099 U CN 206542099U
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- pressure frequency
- conversion
- confined space
- cabinet
- cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 84
- 238000006243 chemical reaction Methods 0.000 claims abstract description 73
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 abstract description 9
- 230000006837 decompression Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of high-voltage power transformation, in particular to a high-voltage variable-frequency power distribution cooling system, which comprises a high-voltage variable-frequency power distribution room, a high-voltage variable-frequency cabinet, a cooling wall, a hot air pipeline and an air draft fan; the cooling wall is arranged in the high-voltage variable-frequency distribution chamber and divides the high-voltage variable-frequency distribution chamber into a first closed space and a second closed space, and a plurality of gas circulation gaps are formed in the cooling wall; the high-voltage frequency conversion cabinet is placed in the first closed space; the first end of the hot air pipeline is connected with the high-voltage frequency conversion cabinet, the second end of the hot air pipeline is connected with the cooling wall, and the second end of the hot air pipeline covers at least one gas circulation gap on the cooling wall; the exhaust fan is arranged in the first closed space and connected with the hot air pipeline. The utility model discloses a to the cooling of high-voltage frequency conversion cabinet, still avoid causing the dust outdoor to advance to high-voltage frequency conversion electricity distribution room indoor owing to the decompression.
Description
Technical field
The utility model is related to high-voltage transforming technical field, more particularly to a kind of high-pressure frequency-conversion distribution cooling system.
Background technology
Due to being configured with high-pressure frequency-conversion cabinet in high-pressure frequency-conversion switchgear house, therefore, place capacity is big, and caloric value is big, it is necessary to enter
Row cooling.The conventional type of cooling is：High-pressure frequency-conversion cabinet bottom of cabinet cooling fan is dried, meanwhile, high-pressure frequency-conversion cabinet cabinet top cooling wind
Exhausting is fanned to outdoor.But, using the above-mentioned type of cooling, not only cooling effect is poor, also, in the above-mentioned type of cooling, due to height
Air negative pressure is higher in buckling frequency switchgear house, and dust is big outside high-pressure frequency-conversion distribution room, therefore, will cause high-pressure frequency-conversion switchgear house
And dust is easily accumulated in high-pressure frequency-conversion cabinet, have a strong impact on the normal work of equipment.
Utility model content
In view of the above problems, it is proposed that the utility model overcomes above mentioned problem to provide one kind or solved at least in part
The certainly high-pressure frequency-conversion distribution cooling system of above mentioned problem.
The utility model embodiment provides a kind of high-pressure frequency-conversion distribution cooling system, including high-pressure frequency-conversion switchgear house, high pressure
Frequency conversion tank, cooling wall, hot air duct and induced draft fans；
The cooling wall is arranged in the high-pressure frequency-conversion switchgear house, and it is close that the high-pressure frequency-conversion switchgear house is divided into first
Space and the second confined space are closed, if being provided with dry gas circulation gap on the cooling wall；
The high-pressure frequency-conversion cabinet is positioned in first confined space；
The first end of the hot air duct is connected with the high-pressure frequency-conversion cabinet, the second end of the hot air duct with it is described cold
But wall is connected, and the second end of the hot air duct covers at least one gas circulation gap on the cooling wall；
The induced draft fans are arranged in first confined space, and the induced draft fans are connected with the hot air duct；
Wherein, in the presence of the induced draft fans, the hot-air produced by the high-pressure frequency-conversion cabinet work passes through described
Hot air duct flows into second confined space after being cooled down through the cooling wall so that second confined space has malleation,
Air in second confined space in malleation is flowed into by the gas circulation gap not covered by the hot air duct
First confined space.
It is preferred that, the cooling wall is double-layer cooling structure.
It is preferred that, water-cooled layer and compression mechanism cooling layer are included in the double-layer cooling structure.
It is preferred that, the water-cooled layer is located at close to the side of first confined space, and the compression mechanism cooling layer is located at
Close to the side of second confined space.
It is preferred that, in addition to temperature detecting unit；
The temperature detecting unit is arranged in first confined space, and, the temperature detecting unit with it is described cold
But wall is connected.
It is preferred that, the high-pressure frequency-conversion cabinet includes shell, high voltage converter body, bottom of cabinet fan and cabinet top fan；
The high voltage converter body, bottom of cabinet fan and cabinet top fan may be contained within the shell, and, the bottom of cabinet wind
Fan is arranged at the bottom of the high voltage converter body, and the cabinet top fan is arranged at the top of the high voltage converter body,
Air inlet is provided with the shell of the bottom of the high voltage converter body.
It is preferred that, the gas circulation gap is gas communication hole.
It is preferred that, the volume of first confined space is more than the volume of second confined space.
One or more of the utility model embodiment technical scheme, has at least the following technical effects or advantages：
The application is in the presence of induced draft fans, and the hot-air produced by the work of high-pressure frequency-conversion cabinet is by hot air duct through cold
But the second confined space is flowed into after wall cooling so that the second confined space has malleation, in the second confined space in malleation
Air the first confined space is flowed into by the gas that is not covered by hot air duct gap of circulating, so as to not only realize to high pressure
The cooling of frequency conversion tank, also causes the air pressure in high-pressure frequency-conversion switchgear house to be approached with fresh air air pressure, it is to avoid due to decompression
Cause dust to be entered through outdoor in high-pressure frequency-conversion switchgear house room, eliminated from source because high-pressure frequency-conversion switchgear house dust is excessive
Cause electrically and Automation Elements damage the possibility shut down.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality
New limitation.And in whole accompanying drawing, identical part is represented with identical reference pattern.In the accompanying drawings：
Fig. 1 shows a kind of structural representation of high-pressure frequency-conversion distribution cooling system of the utility model embodiment.
Wherein, 1 is high-pressure frequency-conversion switchgear house, and 2 be high-pressure frequency-conversion cabinet, and 3 be cooling wall, and 4 be hot air duct, and 11 be first close
Space is closed, 12 be the second confined space.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
The utility model embodiment provides a kind of high-pressure frequency-conversion distribution cooling system, as shown in figure 1, the high-pressure frequency-conversion is matched somebody with somebody
Electric cooling system includes high-pressure frequency-conversion switchgear house 1, high-pressure frequency-conversion cabinet 2, cooling wall 3, hot air duct 4 and induced draft fans.Cooling wall 3
It is arranged in high-pressure frequency-conversion switchgear house 1, high-pressure frequency-conversion switchgear house 1 is divided into the first confined space 11 and the second confined space
12, if being provided with dry gas circulation gap on cooling wall 3.High-pressure frequency-conversion cabinet 2 is positioned in the first confined space 11.Hot air duct
4 first end is connected with high-pressure frequency-conversion cabinet 2, and the second end of hot air duct 4 is connected with cooling wall 3, and the second end of hot air duct 4 is covered
At least one gas circulation gap on lid cooling wall 3, induced draft fans are arranged in the first confined space 11, induced draft fans and heat
Wind pipeline 4 is connected.Wherein, in the presence of induced draft fans, the hot-air produced by high-pressure frequency-conversion cabinet 2 works passes through hot air duct
4 flow into the second confined space 12 after the cooling of cooling wall 3 so that the second confined space 12 has malleation, second in malleation
Air in confined space 12 flows into the first confined space 11 by the gas circulation gap not covered by hot air duct 4, so that
The cooling to high-pressure frequency-conversion cabinet 2 is not only realized, also causes air pressure and fresh air air pressure in high-pressure frequency-conversion switchgear house 1
It is close, it is to avoid because decompression causes dust to be entered through outdoor in the Room of high-pressure frequency-conversion switchgear house 1, to be eliminated from source due to high pressure
The dust of frequency conversion switchgear house 1 is excessive to cause electric and Automation Elements to damage the possibility shut down.
In a kind of preferred embodiment, in the high-pressure frequency-conversion distribution cooling system of the application, cooling wall 3 is double-deck cold
But water-cooled layer and compression mechanism cooling layer are included in structure, double-layer cooling structure, wherein, the refrigeration compressor of compression mechanism cooling layer is set
It is placed in the outdoor of high-pressure frequency-conversion switchgear house 1.Further, because the both sides of cooling wall 3 are respectively the first confined space 11 and second
Confined space 12, it is preferred that the water-cooled layer in cooling wall 3 is located at the pressure in the side of the first confined space 11, cooling wall 3
Contracting mechanism cooling layer is located at close to the side of the second confined space 12, and in this application, water-cooled layer and compression mechanism cooling layer can be same
When to hot-air cool down, in addition, in a preferred embodiment, can also be less than in the temperature of high-pressure frequency-conversion switchgear house 1
Cooled down during preset temperature using water-cooled layer, and when the temperature of high-pressure frequency-conversion switchgear house 1 is not less than preset temperature while opening
Dynamic water-cooled layer and compression mechanism cooling layer are cooled down, for example, when preset temperature is 35 °, when the temperature of high-pressure frequency-conversion switchgear house 1
During less than 35 °, cooled down using water-cooled layer, it is same using water-cooled layer and compression mechanism cooling layer when preset temperature is not less than 35 °
Shi Jinhang is cooled down.It is preferred that, in this application, high-pressure frequency-conversion distribution cooling system also includes temperature detecting unit, temperature detection
Unit is arranged in the first confined space 11, and temperature detecting unit is connected with cooling wall 3, and temperature detecting unit is used for close to first
The temperature for closing space 11 is detected that control water-cooled layer is in work when the temperature of the first confined space 11 is less than preset temperature
State, water-cooled layer and compression mechanism cooling layer are controlled when the temperature of the first confined space 11 is not less than preset temperature simultaneously in work
Make state.
In the high-pressure frequency-conversion distribution cooling system of the application, high-pressure frequency-conversion cabinet 2 include shell, high voltage converter body,
Bottom of cabinet fan and cabinet top fan.High voltage converter body, bottom of cabinet fan and cabinet top fan may be contained within shell, and, bottom of cabinet wind
Fan is arranged at the bottom of high voltage converter body, and cabinet top fan is arranged at the top of high voltage converter body, close on shell
Air inlet is provided with the position of the bottom of high voltage converter body.Room air in first confined space 11 is via air inlet
Bottom of cabinet fan is flowed to, then by cabinet top fan flow to cabinet top hot air duct 4, and then flowed to after the cooling of cooling wall 3
In second confined space 12, the air in the second confined space 12 flows back to the first confined space again by gas circulation gap
11。
In this application, gas circulation gap can be gas communication hole.The volume of first confined space 11 is more than second
The volume of confined space 12, it is ensured that the gas in the first confined space 11 is improved more than the gas in the second confined space 12
Cooling effect.
It should be noted that the induced draft fans, temperature detecting unit and refrigeration compressor in the application are not shown.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage：
The application is in the presence of induced draft fans, and the hot-air produced by the work of high-pressure frequency-conversion cabinet is by hot air duct through cold
But the second confined space is flowed into after wall cooling so that the second confined space has malleation, in the second confined space in malleation
Air the first confined space is flowed into by the gas that is not covered by hot air duct gap of circulating, so as to not only realize to high pressure
The cooling of frequency conversion tank, also causes the air pressure in high-pressure frequency-conversion switchgear house to be approached with fresh air air pressure, it is to avoid due to decompression
Cause dust to be entered through outdoor in high-pressure frequency-conversion switchgear house room, eliminated from source because high-pressure frequency-conversion switchgear house dust is excessive
Cause electrically and Automation Elements damage the possibility shut down.
Although having been described for preferred embodiment of the present utility model, those skilled in the art once know substantially
Creative concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to bag
Include preferred embodiment and fall into having altered and changing for the utility model scope.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (8)
1. a kind of high-pressure frequency-conversion distribution cooling system, it is characterised in that including high-pressure frequency-conversion switchgear house, high-pressure frequency-conversion cabinet, cooling
Wall, hot air duct and induced draft fans；
The cooling wall is arranged in the high-pressure frequency-conversion switchgear house, and the high-pressure frequency-conversion switchgear house is divided into the first confined air
Between and the second confined space, if be provided with the cooling wall dry gas circulation gap；
The high-pressure frequency-conversion cabinet is positioned in first confined space；
The first end of the hot air duct is connected with the high-pressure frequency-conversion cabinet, the second end and the cooling wall of the hot air duct
Connection, the second end of the hot air duct covers at least one gas circulation gap on the cooling wall；
The induced draft fans are arranged in first confined space, and the induced draft fans are connected with the hot air duct；
Wherein, in the presence of the induced draft fans, the hot-air produced by the high-pressure frequency-conversion cabinet work passes through the hot blast
Pipeline flows into second confined space after being cooled down through the cooling wall so that second confined space has malleation, is in
Air in second confined space of malleation is circulated described in the inflow of gap by the gas not covered by the hot air duct
First confined space.
2. high-pressure frequency-conversion distribution cooling system as claimed in claim 1, it is characterised in that the cooling wall is double-deck cooling knot
Structure.
3. high-pressure frequency-conversion distribution cooling system as claimed in claim 2, it is characterised in that included in the double-layer cooling structure
Water-cooled layer and compression mechanism cooling layer.
4. high-pressure frequency-conversion distribution cooling system as claimed in claim 3, it is characterised in that the water-cooled layer is located at close to described
The side of first confined space, the compression mechanism cooling layer is located at close to the side of second confined space.
5. high-pressure frequency-conversion distribution cooling system as claimed in claim 1, it is characterised in that also including temperature detecting unit；
The temperature detecting unit is arranged in first confined space, and, the temperature detecting unit and the cooling wall
Connection.
6. high-pressure frequency-conversion distribution cooling system as claimed in claim 1, it is characterised in that the high-pressure frequency-conversion cabinet includes outer
Shell, high voltage converter body, bottom of cabinet fan and cabinet top fan；
The high voltage converter body, bottom of cabinet fan and cabinet top fan may be contained within the shell, and, the bottom of cabinet fan is set
The bottom of the high voltage converter body is placed in, the cabinet top fan is arranged at the top of the high voltage converter body, in institute
Air inlet is provided with the shell for the bottom for stating high voltage converter body.
7. high-pressure frequency-conversion distribution cooling system as claimed in claim 1, it is characterised in that the gas circulation gap is gas
Opening.
8. high-pressure frequency-conversion distribution cooling system as claimed in claim 1, it is characterised in that the volume of first confined space
More than the volume of second confined space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720161137.4U CN206542099U (en) | 2017-02-22 | 2017-02-22 | High-voltage variable-frequency power distribution cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720161137.4U CN206542099U (en) | 2017-02-22 | 2017-02-22 | High-voltage variable-frequency power distribution cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206542099U true CN206542099U (en) | 2017-10-03 |
Family
ID=59949450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720161137.4U Active CN206542099U (en) | 2017-02-22 | 2017-02-22 | High-voltage variable-frequency power distribution cooling system |
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| Country | Link |
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| CN (1) | CN206542099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413963A (en) * | 2018-12-13 | 2019-03-01 | 珠海格力电器股份有限公司 | Accommodating device and air conditioner with same |
-
2017
- 2017-02-22 CN CN201720161137.4U patent/CN206542099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413963A (en) * | 2018-12-13 | 2019-03-01 | 珠海格力电器股份有限公司 | Accommodating device and air conditioner with same |
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