CN202444407U - Air conditioner and cooling system of centrifugal unit frequency converter in air conditioner - Google Patents
Air conditioner and cooling system of centrifugal unit frequency converter in air conditioner Download PDFInfo
- Publication number
- CN202444407U CN202444407U CN2012200847781U CN201220084778U CN202444407U CN 202444407 U CN202444407 U CN 202444407U CN 2012200847781 U CN2012200847781 U CN 2012200847781U CN 201220084778 U CN201220084778 U CN 201220084778U CN 202444407 U CN202444407 U CN 202444407U
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- China
- Prior art keywords
- cooling
- frequency converter
- air conditioner
- cooling system
- condenser
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 56
- 239000000498 cooling water Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000005452 bending Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 description 3
- 238000004904 shortening Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a cooling system of centrifugal unit converter in air conditioner and air conditioner. The cooling system includes: a condenser (3) in which a cooling water flow path is provided; and the frequency converter (1) is provided with a cooling flow path, and the cooling flow path is connected with a cooling water flow path in the condenser (3) through a water inlet flow path (5) and a water outlet flow path (6). In the cooling system of the utility model, the condenser is directly connected with the frequency converter, the structure is simple, the water flow pipeline is shortened, the cost is saved, and the whole structure of the unit is not affected; the cooling effect of the frequency converter is stable and reliable, the frequency converter is not influenced by external conditions, the normal operation of the whole unit is ensured, and meanwhile, the cooling water is saved.
Description
Technical field
The utility model relates to the air-conditioning system field, the cooling system of centrifugal unit frequency converter in air conditioner and the air conditioner.
Background technology
Compressor is the heart of frequency-conversion air-conditioning system; The rotating speed of compressor directly has influence on the service efficiency of air-conditioning; Frequency converter is exactly the control system that is used for controlling and adjusting compressor rotary speed, guarantees that therefore the frequency converter operate as normal is to realize the prerequisite of convertible frequency air-conditioner steady operation.But frequency converter can produce heat in work, and along with the raising of motor speed, the heat of its generation also can constantly increase, and this solves the cooling problem of frequency converter with regard to needing reasonable method.The common type of cooling has air-cooled and water-cooled, but the air-cooled demand that is difficult to satisfy real work, and water-cooled of the prior art need be set up a cover water circulation system; This system process requires high, and complicacy is installed, and maintenance workload is big; And in a single day leak, can bring potential safety hazard.
Therefore, need the water circulation system complicated problems that cooling system that we seek a kind of frequency converter solves water-cooled in the prior art badly.
The utility model content
The utility model aims to provide the cooling system of centrifugal unit frequency converter in a kind of air conditioner and the air conditioner, to solve the water circulation system complicated problems of water-cooled in the prior art.
According to an aspect of the utility model, the cooling system of centrifugal unit frequency converter in a kind of air conditioner is provided, comprising: condenser wherein is provided with the cooling water stream; Frequency converter wherein is provided with cooling flowing path, and cooling flowing path links to each other through cooling water stream in water inlet stream and water outlet stream and the condenser.
Further, above-mentioned condenser also is provided with cooling water inlet pipe road and cooling water outlet pipe road, and the water inlet stream links to each other with the cooling water inlet pipe road, and the water outlet stream links to each other with the cooling water outlet pipe road.
Further, above-mentioned cooling system also comprises expansion valve, and expansion valve is arranged on on the water stream.
Further, above-mentioned expansion valve is an electric expansion valve.
Further, the cooling flowing path that is provided with in the above-mentioned frequency converter is formed by the cooling water pipe of bending type.
According to the utility model on the other hand, a kind of air conditioner is provided also, the cooling system of this air conditioner is the cooling system of the utility model.
According to the cooling system of the utility model, condenser directly links to each other with frequency converter, and shortening water pipe simple in structure is practiced thrift cost, and the unit overall structure is not produced any influence; Actual temperature according to frequency converter adopts expansion valve to control the consumption of cooling water, and the cooling effect of frequency converter is reliable and stable, not influenced by external condition, has guaranteed the normal operation of whole unit, simultaneously, has practiced thrift cooling water.
Description of drawings
Figure of description is used to provide the further understanding to the utility model, constitutes the part of the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the structural representation according to the cooling system of the utility model; And
Fig. 2 shows the cooling line sketch map according to frequency converter in a kind of specific embodiment of the utility model.
Embodiment
To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the embodiment of the utility model is carried out detailed explanation; But following embodiment and accompanying drawing only are in order to understand the utility model; And can not limit the utility model, the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
In a kind of typical embodiment of the utility model, the cooling system of centrifugal unit frequency converter in a kind of air conditioner is provided, as shown in Figure 1, this cooling system comprises: condenser 3 and frequency converter 1 are provided with the cooling water stream in the condenser 3; Be provided with cooling flowing path in the frequency converter 1, cooling flowing path links to each other with cooling water stream in the condenser 3 through water inlet stream 5 and water outlet stream 6.
The frequency converter 1 of this cooling system and condenser 3 are near setting; Cooling water in the condenser 3 is directly introduced in the frequency converter 1; Shorten the stream of cooling water, weakened the influence of cooling water in the external environment flow path greatly, guaranteed the stable of frequency converter 1 cooling effect.The cooling system of the utility model, condenser directly links to each other with frequency converter, and shortening water pipe simple in structure is practiced thrift cost, and the unit overall structure is not produced any influence.
The structure of the cooling flowing path that frequency converter is inner adopts design of the prior art to get final product, and preferably, in a kind of concrete embodiment of the utility model, the cooling flowing path that is provided with in the frequency converter 1 is formed by the cooling water pipe 11 of bending type, and is as shown in Figure 2.First end of cooling water pipe 11 links to each other with water inlet stream 5, and second end of cooling water pipe 11 links to each other with water outlet stream 6.This cooling water pipe can prolong the flowing time of cooling water in frequency converter 1, prolongs the heat exchanger time of frequency converter 1 and cooling water, optimizes the cooling effect of frequency converter 1.
In a kind of concrete embodiment of the utility model, condenser 3 also is provided with cooling water inlet pipe road 8 and cooling water outlet pipe road 7, and water inlet stream 5 links to each other with cooling water inlet pipe road 8, and water outlet stream 6 links to each other with cooling water outlet pipe road 7.
The internal condensation structure and the condenser of the prior art of the condenser 3 of the utility model are basic identical; Same condenser 3 is provided with the cooling but water inlet that flows into of water and the delivery port of outflow; The stream that cold-producing medium is arranged in the set inside of condenser 3; Cooling water and the agent of cold-producing medium heat exchange cooling refrigeration; The utility model is provided with the cooling water inlet pipe road 8 of the cooling water stop that gets into condenser 3 in the water inlet of condenser 3, be provided with the cooling water outlet pipe road 7 of the cooling water stop of flowing out condenser 3 at the delivery port place of condenser 3.Cooling water inlet pipe road 8 links to each other with water inlet stream 5, is about to get into the cooling line of the part cooling water of condenser 3 through water inlet stream 5 introducing frequency converters, with the cooling frequency converter; Cooling water outlet pipe road 7 links to each other with water outlet stream 6; Be about to accomplish the cooling water outlet pipe road of the cooling water of heat exchange through water outlet stream 6 introducing condensers with frequency converter; Along with the cooling water of condenser 3 condensating refrigerants together flows out condenser 3; Externally carry out natural heat dissipation, the unit overall structure is not produced any influence, and can recycle.
The cooling system of the utility model also comprises expansion valve 2, and expansion valve 2 is arranged on on the water stream 5.Get into the flow of the cooling water of frequency converter 1 according to the adjustment of frequency converter 1, avoided the waste of the cooling water that hypervolia causes and the problem of the very few cooling effect difference of the water yield.The expansion valve that can be used for the utility model includes but not limited to heating power expansion valve and electric expansion valve, and preferably, the expansion valve 2 of the utility model is selected electric expansion valve for use.In air conditioner, use electronic expansion valve controls more accurate, use more convenient.
In the another kind of execution mode of the utility model, a kind of air conditioner also is provided, the cooling system of the centrifugal unit frequency converter of this air conditioner is the cooling system of the utility model.
The frequency converter cooling system of the air conditioner of the utility model adopts the cooling system of the utility model, under the normal and stable work prerequisite of frequency converter, has guaranteed the normal operation of air conditioner effectively.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (6)
1. the cooling system of centrifugal unit frequency converter in the air conditioner is characterized in that, comprising:
Condenser (3) wherein is provided with the cooling water stream;
Frequency converter (1) wherein is provided with cooling flowing path, and said cooling flowing path links to each other with cooling water stream in the said condenser (3) with water outlet stream (6) through water inlet stream (5).
2. cooling system according to claim 1; It is characterized in that; Said condenser (3) also is provided with cooling water inlet pipe road (8) and cooling water outlet pipe road (7); Said water inlet stream (5) links to each other with said cooling water inlet pipe road (8), and said water outlet stream (6) links to each other with said cooling water outlet pipe road (7).
3. cooling system according to claim 1 and 2 is characterized in that, said cooling system also comprises expansion valve (2), and said expansion valve (2) is arranged on the said water inlet stream (5).
4. cooling system according to claim 3 is characterized in that, said expansion valve (2) is an electric expansion valve.
5. cooling system according to claim 4 is characterized in that, the cooling flowing path that is provided with in the said frequency converter (1) is formed by the cooling water pipe (11) of bending type.
6. air conditioner comprises the cooling system of centrifugal unit frequency converter it is characterized in that said cooling system is each described cooling system among the claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200847781U CN202444407U (en) | 2012-03-07 | 2012-03-07 | Air conditioner and cooling system of centrifugal unit frequency converter in air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200847781U CN202444407U (en) | 2012-03-07 | 2012-03-07 | Air conditioner and cooling system of centrifugal unit frequency converter in air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444407U true CN202444407U (en) | 2012-09-19 |
Family
ID=46825837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200847781U Expired - Lifetime CN202444407U (en) | 2012-03-07 | 2012-03-07 | Air conditioner and cooling system of centrifugal unit frequency converter in air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444407U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312125A (en) * | 2012-03-07 | 2013-09-18 | 珠海格力电器股份有限公司 | Air conditioner, and cooling system and cooling method for centrifugal unit frequency converter in air conditioner |
| CN106546020A (en) * | 2016-10-27 | 2017-03-29 | 重庆美的通用制冷设备有限公司 | Air conditioning system |
| CN111076387A (en) * | 2019-12-05 | 2020-04-28 | 珠海格力电器股份有限公司 | Variable-frequency centrifugal unit, control method thereof, storage medium and air conditioner |
-
2012
- 2012-03-07 CN CN2012200847781U patent/CN202444407U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312125A (en) * | 2012-03-07 | 2013-09-18 | 珠海格力电器股份有限公司 | Air conditioner, and cooling system and cooling method for centrifugal unit frequency converter in air conditioner |
| CN103312125B (en) * | 2012-03-07 | 2016-06-08 | 珠海格力电器股份有限公司 | Air conditioner, and cooling system and cooling method for centrifugal unit frequency converter in air conditioner |
| CN106546020A (en) * | 2016-10-27 | 2017-03-29 | 重庆美的通用制冷设备有限公司 | Air conditioning system |
| CN106546020B (en) * | 2016-10-27 | 2018-04-06 | 重庆美的通用制冷设备有限公司 | Air-conditioning system |
| CN111076387A (en) * | 2019-12-05 | 2020-04-28 | 珠海格力电器股份有限公司 | Variable-frequency centrifugal unit, control method thereof, storage medium and air conditioner |
| CN111076387B (en) * | 2019-12-05 | 2020-12-22 | 珠海格力电器股份有限公司 | Variable-frequency centrifugal unit, control method thereof, storage medium and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120919 Effective date of abandoning: 20160608 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |