CN204887842U - A composite heat abstractor for converter - Google Patents
A composite heat abstractor for converter Download PDFInfo
- Publication number
- CN204887842U CN204887842U CN201520545448.1U CN201520545448U CN204887842U CN 204887842 U CN204887842 U CN 204887842U CN 201520545448 U CN201520545448 U CN 201520545448U CN 204887842 U CN204887842 U CN 204887842U
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- Prior art keywords
- air
- heat radiation
- air pipe
- room
- communicated
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- Expired - Fee Related
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Abstract
The utility model relates to a converter field, concretely relates to a composite heat abstractor for converter, its characterized in that: including the heat dissipation room, set up in the outside air pipe in heat dissipation room, set up in inside casing, fan and the water cooler in heat dissipation room, be equipped with radiating fin on the air pipe outer wall, the casing is inside to be used for placing the converter, and the fan sets up in the casing top, the air exit on fan intercommunication casing top, and the air outlet in the exhaust pipe intercommunication heat dissipation room of fan, the water cooler sets up in the air intake outside in heat dissipation room, air pipe's one end intercommunication air outlet, and air pipe's the other end passes through water cooler intercommunication air intake. The utility model provides a composite heat abstractor for converter combines the water -cooled advantage of natural wind cold -peace, leads inside steam to the air pipe of outside earlier and carries out natural cooling, is utilizing the water cooler further to cool off, when having guaranteed the radiating effect furthest the reduction consumption.
Description
Technical field
The utility model relates to frequency converter field, is specifically related to a kind of mixed cooling device for frequency converter.
Background technology
Temperature is the key factor affecting all electric elements useful life, and semiconductor components and devices is responsive especially to temperature, and its all parametric ration is condition premised on a certain set point of temperature all, and temperature is too high is almost the final cause destroying all semiconductor elements.The radiator of universal frequency converter accounts for the 1/3-1/2 of machine volume usually, and its effect is not insignificant as seen.
Conventional frequency converter radiating mode comprises air-cooled and water-cooled, it is wherein air-cooled that to comprise again forced action type air-cooled and natural air cooled, each type of cooling respectively has its pluses and minuses: the hot gas in frequency converter is carried out mandatory cooling by the air-cooled heat sink that utilizes of forced action type, this radiating mode shortcoming is that heat sink installed power is comparatively large, and power consumption is higher; Inner air causes naturally dispelling the heat in external environment condition by natural air cooled employing blower fan, and this radiating mode fixes on the poor sealing in heat radiation room really, and radiating effect is larger by extraneous thermal effect; Because the thermal conductivity of water is well more a lot of than air, thus the radiating effect of water-cooled is better, and weak point is that power consumption is larger.
Utility model content
For overcoming deficiency of the prior art, the utility model provides a kind of mixed cooling device for frequency converter of energy-conservation, good heat dissipation effect.
For achieving the above object, the technical solution adopted in the utility model is as follows: a kind of mixed cooling device for frequency converter, it is characterized in that: comprise heat radiation room, be arranged at the air pipe of heat radiation outside, room, be arranged at the housing of heat radiation inside, room, blower fan and water cooler, described heat radiation room sidewall has air inlet and air outlet, air pipe outer wall is provided with radiating fin, described enclosure interior is for placing frequency converter, housing is provided with ventilation hole and exhaust outlet, blower fan is arranged at housing tip, blower fan is communicated with the exhaust outlet of housing tip, the exhaust duct of blower fan is communicated with the air outlet in heat radiation room, described water cooler is arranged at outside the air inlet in heat radiation room, one end of air pipe is communicated with air outlet, the other end of air pipe is communicated with air inlet by water cooler.
Further, described water cooler comprises the water tank, water pump, ice chest and the cold type that are communicated with into loop successively, thin conduit is distributed with in described ice chest, the gap for air circulation is formed between thin conduit, it is inner that air pipe is communicated with heat radiation room by the plenum area of ice chest, water-cooled agent in water tank is pumped to the thin conduit in ice chest by described water pump, then gets back in water tank after cold type refrigeration.
Further, rainproof gear is provided with above described air pipe.
Further, described heat radiation room inwall is provided with heat-insulation layer.
Seen from the above description, the advantage of the air-cooled and water-cooled of the mixed cooling device unified with nature for frequency converter that the utility model provides, first internal heat conductance is carried out nature cooling to outside air pipe, utilizing water cooler to cool further, while ensure that radiating effect, reduce power consumption to greatest extent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the mixed cooling device of frequency converter.
Fig. 2 is the structural representation of water cooler.
Embodiment
Below by way of embodiment, the utility model will be further described.
As depicted in figs. 1 and 2, the described mixed cooling device for frequency converter comprises heat radiation room 1, be arranged at the air pipe 2 of heat radiation outside, room 1, be arranged at the housing 3 of heat radiation inside, room 1, blower fan 4 and water cooler 5, heat radiation room 1 sidewall has air inlet 11 and air outlet 12, heat radiation room 1 inwall is provided with heat-insulation layer 13, air pipe 2 outer wall is provided with radiating fin 21, described housing 3 inside is for placing frequency converter, housing 3 is provided with ventilation hole 31 and exhaust outlet 32, blower fan 4 is arranged at housing 3 top, blower fan 4 is communicated with the exhaust outlet 32 on housing 3 top, the exhaust duct 41 of blower fan 4 is communicated with the air outlet 12 in heat radiation room 1, water cooler 5 is arranged at outside the air inlet 11 in heat radiation room 1, water cooler 5 comprises the water tank 51 being communicated with into loop successively, water pump 52, ice chest 53 and cold type 54, thin conduit 531 is distributed with in ice chest 53, the gap for air circulation is formed between thin conduit 531, one end of air pipe 2 is communicated with inside, heat radiation room 1 by the plenum area 532 of ice chest 53, the other end of air pipe 2 is communicated with air outlet 12, rainproof gear 7 is provided with above air pipe 2.
The described mixed cooling device using method for frequency converter is as follows: blower fan 4 works and produces negative pressure, air in heat radiation room 1 flows in housing 3 and carries out heat exchange with frequency converter under suction function, hot gas in housing 3 is evacuated to the air pipe 2 of heat radiation outside, room 1 by blower fan 4, radiating fin 21 pairs of hot gas are utilized to carry out nature cooling, then hot gas is by the plenum area 532 of ice chest 53, flow through from the gap between thin conduit 531, heat exchange is carried out with the water-cooled agent in thin conduit 531, reenter in heat radiation room 1 after further cooling, circulation like this reaches the object to frequency converter cooling.
The course of work of water cooler 5 is as follows: the water-cooled agent in water tank 51 is pumped to the thin conduit 531 in ice chest 53 by water pump 52, after carrying out heat exchange, then gets back in water tank 51 through cold type 54 refrigeration, periodic duty with the hot gas flowed through in plenum area 532.
Above are only some embodiments of the present utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should belong to the behavior of invading the utility model protection range.
Claims (4)
1. the mixed cooling device for frequency converter, it is characterized in that: comprise heat radiation room, be arranged at the air pipe of heat radiation outside, room, be arranged at the housing of heat radiation inside, room, blower fan and water cooler, described heat radiation room sidewall has air inlet and air outlet, air pipe outer wall is provided with radiating fin, described enclosure interior is for placing frequency converter, housing is provided with ventilation hole and exhaust outlet, blower fan is arranged at housing tip, blower fan is communicated with the exhaust outlet of housing tip, the exhaust duct of blower fan is communicated with the air outlet in heat radiation room, described water cooler is arranged at outside the air inlet in heat radiation room, one end of air pipe is communicated with air outlet, the other end of air pipe is communicated with air inlet by water cooler.
2. the mixed cooling device for frequency converter according to claim 1, it is characterized in that: described water cooler comprises the water tank, water pump, ice chest and the cold type that are communicated with into loop successively, thin conduit is distributed with in described ice chest, the gap for air circulation is formed between thin conduit, it is inner that air pipe is communicated with heat radiation room by the plenum area of ice chest, water-cooled agent in water tank is pumped to the thin conduit in ice chest by described water pump, then gets back in water tank after cold type refrigeration.
3. the mixed cooling device for frequency converter according to claim 1, is characterized in that: be provided with rainproof gear above described air pipe.
4. the mixed cooling device for frequency converter according to claim 1, is characterized in that: described heat radiation room inwall is provided with heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520545448.1U CN204887842U (en) | 2015-07-25 | 2015-07-25 | A composite heat abstractor for converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520545448.1U CN204887842U (en) | 2015-07-25 | 2015-07-25 | A composite heat abstractor for converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204887842U true CN204887842U (en) | 2015-12-16 |
Family
ID=54832158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520545448.1U Expired - Fee Related CN204887842U (en) | 2015-07-25 | 2015-07-25 | A composite heat abstractor for converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204887842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
-
2015
- 2015-07-25 CN CN201520545448.1U patent/CN204887842U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |