CN207459494U - A kind of bottom for switchgear is into common case guide type the forced air cooling - Google Patents
A kind of bottom for switchgear is into common case guide type the forced air cooling Download PDFInfo
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- CN207459494U CN207459494U CN201721020223.XU CN201721020223U CN207459494U CN 207459494 U CN207459494 U CN 207459494U CN 201721020223 U CN201721020223 U CN 201721020223U CN 207459494 U CN207459494 U CN 207459494U
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- air
- common case
- cooling
- switchgear
- guide type
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Abstract
The utility model discloses the organized compulsory circulative cooling air flow channels that a kind of bottom for switchgear is formed into common case guide type the forced air cooling, the system including airintake wind-tunnel, refrigeration fan, bottom into common case exhaust passage, guiding air grille.System structure is succinct, and compulsory circulative cooling ventilating and cooling effect is good, and bottom is total to case air passage connection and reasonable arrangement into formula, and heat exchange is fully efficient, is oriented to air grille and strengthens ventilation effect.It realizes safely and efficiently aeration-cooling to switchgear.
Description
Technical field
The utility model belongs to electrical power supply and distribution field, is related to the auxiliary coolant system of distribution network switch cabinet equipment,
More particularly to a kind of bottom for switchgear is into common case guide type the forced air cooling.
Background technology
Power distribution network switchgear is typically the cabinet type structure for closing metal shell, and internal combination is assembled with electric switch, observing and controlling
With protection equipment, electric energy dispensing safe and orderlyly in net is realized.For the safe operation of support personnel and equipment, according to using
Running environment, according to the degree of protection of regulation, switchgear is isolated with metal shell with external world's closing, therefore thermal diffusivity is poor；Add
Electric equipment operation discharge amount of heat in itself, so switchgear work when running temperature it is higher.Long term high temperature operation
Electric appliance need using large size conductor, strengthen insulate, heat-dissipating space in sufficient cabinet, add equipment manufacturing costs；Ventilation
Radiate it is bad cause electric appliance long term high temperature run, accelerate insulation ag(e)ing, add accident potential.
Switch cabinet body lacks effective ventilation heat abstractor at present.It is generally aeration-cooling using air conditioner in switchgear house,
It is only limitted to improve indoor temperature, because the seal of switch cabinet, the running temperature of device for switching can not be reduced.Therefore it is split
Closing cabinet takes safe and efficient ventilating and cooling measure to be very important.
There is presently no perfect switchgear the forced air coolings.
Utility model content
It is real the purpose of this utility model is to provide a kind of bottom for switchgear into common case guide type the forced air cooling
It is now safely and efficiently aeration-cooling to switchgear.
In order to achieve the above objectives, the utility model adopts the following technical solution：
A kind of bottom for switchgear is into common case guide type the forced air cooling, including airintake wind-tunnel, refrigeration fan and bottom
Into common case exhaust passage, the airintake wind-tunnel is connected with refrigeration fan air inlet；The air outlet of refrigeration fan connects bottom into common case
Exhaust passage；Bottom is oriented to air grille into assembling at the terminal air outlet of air of common case exhaust passage, and bottom is into the terminal air outlet of air of common case exhaust passage
It is arranged on the bottom of multiple switch cabinet.
The airintake wind-tunnel is toroidal sealing air flue, and the air inlet of airintake wind-tunnel is provided with air filtering core.
The refrigeration fan includes draft fan, refrigeration unit and its cabinet；Draft fan is mounted on the air inlet of cabinet
For sucking air from outside at mouthful, refrigeration unit is arranged in cabinet, and the cooling heat exchanger in refrigeration unit provides for air
Low-temperature receiver.
The bottom is rectangular seal air passage into common case exhaust passage, is dredged in air passage bottom centre position equipped with several condensation waters
Water hole.
The guiding air grille automatically adjusts guide vane by one group and forms, and is fixed on rectangular frame, is oriented to air
Grid can automatically adjust the aperture and hunting frequency of blade.
The air passage seam of the forced air cooling, equipment junction are oriented to air grille frame and air passage junction is equal
It is sealed with sealing rubber strip.
The airintake wind-tunnel and bottom is made into common case exhaust passage by galvanized steel plain sheet.
Compared with the prior art, the utility model has the following advantages：
The utility model is the auxiliary coolant system of distribution network switch cabinet equipment, is led for the bottom of switchgear into common case
To formula the forced air cooling.The system is had by airintake wind-tunnel, refrigeration fan, bottom into what common case exhaust passage, guiding air grille were formed
The compulsory circulative cooling air flow channel of tissue.Start refrigeration fan, wind turbine operating sucks air from outside.It is net by air filtering core
Change, removal extraneous air contained humidity, dust import refrigeration unit by airintake wind-tunnel.Pass through the cooling heat exchanger of refrigeration unit
Afterwards, air themperature is cooled to predetermined temperature, bottom is sent into common case exhaust passage by the air outlet of refrigeration unit, by end
Air grille purging is oriented into inside switch cabinet, is device for switching wind cooling temperature lowering.The system cold air duct flow direction enters from bottom to be opened
Cabinet is closed, cold air flows from bottom to up, and cold air is made to come into full contact with electrical equipment, reaches more preferably heat transfer effect.After heat exchange
Air temperature gradually rises, rise dissipation flowing gradually accelerate, generate upward withdrawing effect, with bottom forced circulation to
Lifting force just matches, and forms the good circulation of inside switch cabinet, enhances cooling efficiency.Cold wind runner is using case altogether
Exhaust passage is designed, and after cooling air is blown out by refrigeration fan, each switchgear for needing to cool down is assigned to by the guiding of common case air passage.
Level of integrated system is high, equipment intensive utilization, and air passage arrangement simplifies.The system flow and equipment Combination Design are reasonable, and ventilation dissipates
The thermal efficiency is high.Cooling medium of the cold air as electrical equipment, does not influence electrical insulation properties, the security reliability of operation is very
It is high.Using common apparatus, it is easy to purchase, runs, operates, safeguarding, Technical Economy is good.
Further, the operation of the ventilation blower of refrigeration unit maintains air flow channel forced circulation, and cooling heat exchanger carries for air
For low-temperature receiver, can heat exchanger leaving air temp be adjusted according to environment temperature；The switchgear quantity to radiate as needed and case cooling altogether
The length and arrangement of ventilating duct are moved towards to adjust the air output of ventilation blower.
Further, bottom is equipped with several condensation water weep holes into common case exhaust passage bottom centre position, discharges long-term in air passage
Run the water droplet of condensation.
Further, the aperture control intake of blade can be adjusted according to environment temperature by being oriented to air grille.It can also use
Weave mode promotes air lateral flow, increases purging area.
Description of the drawings
Fig. 1 is the utility model bottom into common case guide type the forced air cooling structural front view；
Fig. 2 is the utility model bottom into common case guide type the forced air cooling structure top view；
Wherein：1 is airintake wind-tunnel, and 2 be refrigeration unit, and 3 are oriented to air grille the bottom of for into common case exhaust passage, 4, and 5 be air filter
Core, 6 be draft fan, and 7 be condensation water weep hole, and 8 be switchgear.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to attached drawing 1 and Fig. 2, a kind of bottom for switchgear of the utility model is into common case guide type air blast cooling system
System, including airintake wind-tunnel 1, is connected with 2 air inlet of refrigeration fan；The air outlet of refrigeration fan 2 connects bottom into common case exhaust passage 3；
Bottom is oriented to air grille 4 into assembling at the terminal air outlet of air of common case exhaust passage 3.The horn mouth that airintake wind-tunnel 1 is made by galvanized steel plain sheet
Shape sealing air flue and air filtering core 5 form；Refrigeration fan 2 includes draft fan 6, refrigeration machine and its cabinet；Bottom is into common case outlet air
Road 3 is the rectangular seal air passage that galvanized steel plain sheet makes, and several condensation water weep holes 7 are equipped in air passage bottom centre position；Bottom into
Assembling is oriented to air grille 4 at the terminal air outlet of air of case exhaust passage 3 altogether；It is oriented to air grille 4 and automatically adjusts guide vane group by one group
Into, be fixed on rectangular frame, according to operating condition automatically adjust blade aperture and hunting frequency.Air passage seam, equipment connect
The place of connecing, guiding air grille frame and air passage junction are handled with sealing rubber strip.
Refrigeration fan 2 forms the low-temperature receiver of the forced air cooling, sucks extraneous air, is sent out after cooling.Including draft fan
6th, refrigeration machine and its cabinet.
Airintake wind-tunnel 1, bottom form organized air flow channel into common case exhaust passage 3.Airintake wind-tunnel 1 is made by galvanized steel plain sheet
Toroidal sealing air flue and air filtering core 5 form, form inlet channel and air purification subsystem；Bottom is into common case exhaust passage
The 3 rectangular seal air passages made for galvanized steel plain sheet form the runner of cold air.
The utility model is the auxiliary coolant system of distribution network switch cabinet equipment, is led for the bottom of switchgear into common case
To formula the forced air cooling.The system is had by airintake wind-tunnel, refrigeration fan, bottom into what common case exhaust passage, guiding air grille were formed
The compulsory circulative cooling air flow channel of tissue.
Under nominal situation, start refrigeration fan 2, draft fan 6 operates from outside and sucks air.It is net by air filtering core 5
Change, removal extraneous air contained humidity, dust import refrigeration unit by airintake wind-tunnel.Pass through the cooling heat exchanger of refrigeration unit
Afterwards, air themperature is cooled to predetermined temperature, bottom is sent into common case exhaust passage 3 by the air outlet of refrigeration unit, by end
The purging of guiding air grille 4 into inside switchgear 8, being device for switching wind cooling temperature lowering.
The operation of the ventilation blower of refrigeration unit maintains air flow channel forced circulation, and cooling heat exchanger provides low-temperature receiver for air,
Can heat exchanger leaving air temp be adjusted according to environment temperature；The switchgear quantity to radiate as needed and common case cooling ventilation duct
Length and arrangement move towards adjusting ventilation blower air output.
The system cold air duct is flowed to from bottom access switch cabinet 8, and cold air flows from bottom to up, and cold air is made fully to connect
Electrical equipment is touched, reaches more preferably heat transfer effect.Air temperature gradually rises after heat exchange, rises dissipation flowing and gradually accelerates,
Upward withdrawing effect is generated, is just matched with the upwards thrust of bottom forced circulation, it is good logical to form inside switch cabinet
Wind cycles, and enhances cooling efficiency.
Cold wind runner is designed using case exhaust passage altogether.After cooling air is blown out by refrigeration fan, by the guiding point of common case air passage
It is fitted on each switchgear for needing to cool down.Level of integrated system is high, equipment intensive utilization, and air passage arrangement simplifies.
Bottom is equipped with several condensation water weep holes 7 into common 3 bottom centre position of case exhaust passage, discharges longtime running in air passage and coagulates
The water droplet of knot.
The aperture control intake of blade can be adjusted according to environment temperature by being oriented to air grille 4.It can also use and swing mould
Formula promotes air lateral flow, increases purging area.
The above content is further detailed description of the utility model, it is impossible to assert the specific reality of the utility model
The mode of applying is only limitted to this, new not departing from this practicality for the utility model person of an ordinary skill in the technical field
On the premise of type is conceived, several simple deduction or replace can also be made, should all be considered as belonging to the utility model by being carried
Claims of friendship determine protection domain.
Claims (7)
1. a kind of bottom for switchgear is into common case guide type the forced air cooling, it is characterised in that：Including airintake wind-tunnel (1),
Into common case exhaust passage (3), the airintake wind-tunnel (1) is connected with refrigeration fan (2) air inlet for refrigeration fan (2) and bottom；Refrigeration
The air outlet of wind turbine (2) connects bottom into common case exhaust passage (3)；Bottom is oriented into assembling at the terminal air outlet of air of common case exhaust passage (3)
Air grille (4), the terminal air outlet of air of bottom into common case exhaust passage (3) are arranged on the bottom of multiple switch cabinet (8).
2. a kind of bottom for switchgear according to claim 1 exists into common case guide type the forced air cooling, feature
In：The airintake wind-tunnel (1) is toroidal sealing air flue, and the air inlet of airintake wind-tunnel (1) is provided with air filtering core
(5)。
3. a kind of bottom for switchgear according to claim 1 exists into common case guide type the forced air cooling, feature
In：The refrigeration fan (2) includes draft fan (6), refrigeration unit and its cabinet；Draft fan (6) is mounted on cabinet
Air inlet is used to suck air from outside, and refrigeration unit is arranged in cabinet, and the cooling heat exchanger in refrigeration unit is air
Low-temperature receiver is provided.
4. a kind of bottom for switchgear according to claim 1 exists into common case guide type the forced air cooling, feature
In：The bottom is rectangular seal air passage into common case exhaust passage (3), and it is hydrophobic to be equipped with several condensation waters in air passage bottom centre position
Hole (7).
5. a kind of bottom for switchgear according to claim 1 exists into common case guide type the forced air cooling, feature
In：The guiding air grille (4) automatically adjusts guide vane by one group and forms, and is fixed on rectangular frame, is oriented to air grille
(4) aperture and hunting frequency of blade can be automatically adjusted.
6. the bottom according to claim 1 for switchgear is into common case guide type the forced air cooling, it is characterised in that：Institute
Caulking gum is used in air passage seam, equipment junction, guiding air grille frame and the air passage junction for the forced air cooling stated
Item seals.
7. the bottom according to claim 1 for switchgear is into common case guide type the forced air cooling, it is characterised in that：Institute
The airintake wind-tunnel (1) and bottom stated are made into common case exhaust passage (3) by galvanized steel plain sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020223.XU CN207459494U (en) | 2017-08-15 | 2017-08-15 | A kind of bottom for switchgear is into common case guide type the forced air cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020223.XU CN207459494U (en) | 2017-08-15 | 2017-08-15 | A kind of bottom for switchgear is into common case guide type the forced air cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459494U true CN207459494U (en) | 2018-06-05 |
Family
ID=62249052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721020223.XU Active CN207459494U (en) | 2017-08-15 | 2017-08-15 | A kind of bottom for switchgear is into common case guide type the forced air cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207459494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571684A (en) * | 2019-09-06 | 2019-12-13 | 中国电力工程顾问集团西北电力设计院有限公司 | Electric switch cabinet cooling system and control method |
| CN112928657A (en) * | 2021-02-01 | 2021-06-08 | 河北白沙烟草有限责任公司 | Store automatically controlled cabinet cooling dehumidification system between leaf |
-
2017
- 2017-08-15 CN CN201721020223.XU patent/CN207459494U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571684A (en) * | 2019-09-06 | 2019-12-13 | 中国电力工程顾问集团西北电力设计院有限公司 | Electric switch cabinet cooling system and control method |
| CN110571684B (en) * | 2019-09-06 | 2024-02-06 | 中国电力工程顾问集团西北电力设计院有限公司 | Electrical switch cabinet cooling system and control method |
| CN112928657A (en) * | 2021-02-01 | 2021-06-08 | 河北白沙烟草有限责任公司 | Store automatically controlled cabinet cooling dehumidification system between leaf |
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