CN205279386U - Prevent condensation structure, motor wiring board, helical-lobe compressor and air conditioner - Google Patents
Prevent condensation structure, motor wiring board, helical-lobe compressor and air conditioner Download PDFInfo
- Publication number
- CN205279386U CN205279386U CN201520920242.2U CN201520920242U CN205279386U CN 205279386 U CN205279386 U CN 205279386U CN 201520920242 U CN201520920242 U CN 201520920242U CN 205279386 U CN205279386 U CN 205279386U
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- China
- Prior art keywords
- wiring board
- motor wiring
- refrigerant
- utility
- model
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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 - Fee Related
Links
- 238000009833 condensation Methods 0.000 title abstract description 17
- 230000005494 condensation Effects 0.000 title abstract description 17
- 239000003507 refrigerant Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 238000005057 refrigeration Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Compressor (AREA)
Abstract
The utility model relates to a refrigeration plant technical field especially discloses a prevent condensation structure, and it flows through including setting up the refrigerant passageway on the motor wiring board refrigerant passageway's refrigerant temperature is not less than ambient temperature. The utility model discloses still disclose the motor wiring board including above-mentioned condensation structure, screw compressor including the motor wiring board and reach the air conditioner including screw compressor. The utility model discloses simple structure has effectively avoided motor wiring board surface to produce the comdenstion water, has eliminated the electrical safety hidden danger that the comdenstion water brought, has improved safe handling nature.
Description
Technical field
The utility model relates to technical field of refrigeration equipment, motor wiring board, spiral-lobe compressor and the conditioner particularly relate to a kind of anti-dewfall structure, having this anti-dewfall structure.
Background technology
The feature of semi-hermetic screw compressor is electric machine built-in; motor is generally arranged on compressor air suction end; the refrigerant of such air-breathing end low temperature can through motor surface; the heat produced during machine operation is taken away; make the temperature rise of machine winding can not exceed the protection temperature of motor; in order to make the structure of compressor compacter, the way of most producer is all that such mechanical efficiency is the highest with the positive screw rod of motor direct-drive spiral-lobe compressor.
As shown in Figure 1, if the built-in motor of existing spiral-lobe compressor needs drive-motor, to electrical power, can only motor wiring board 1 ' be arranged on the housing of spiral-lobe compressor, owing to motor is cooled by compressor air suction refrigerant, compressor air suction refrigerant is the gas of low temperature and low pressure, generally all can be more much lower than envrionment temperature, cause like this motor wiring board 1 ' the inside directly and refrigerant contact, temperature is close to the vaporization temperature of spiral-lobe compressor, and motor wiring board 1 ' outside and air contact, temperature is close to envrionment temperature, under the cooling condition of spiral-lobe compressor, owing to vaporization temperature and the envrionment temperature difference of spiral-lobe compressor are bigger, outside surface at motor wiring board 1 ' easily produces water of condensation, water in air steam is met cold after encountering motor wiring board 1 ', it is condensed into water droplet, it is attached to motor wiring board 1 ' surface, the generation of water of condensation brings hidden danger to electrical machine insulation and motor safety, when water of condensation accumulates to a certain degree and can not effectively discharge, water of condensation is electrical conductor, the terminal stud of motor is connected, motor short circuit is caused to be burnt.
For the problems referred to above, we need a kind of structure simple, effectively avoid motor wiring board surface to produce water of condensation, the anti-dewfall structure eliminating the electric potential safety hazard that water of condensation brings and the motor wiring board with this anti-dewfall structure, spiral-lobe compressor and conditioner.
Practical novel content
First object of the present utility model is to propose a kind of anti-dewfall structure, and structure is simple, effectively avoids motor wiring board surface to produce water of condensation, eliminates the electric potential safety hazard that water of condensation brings.
2nd object of the present utility model is to propose a kind of motor wiring board comprising above-mentioned anti-dewfall structure.
3rd object of the present utility model is to propose a kind of spiral-lobe compressor comprising above-mentioned motor wiring board.
4th object of the present utility model is to propose a kind of conditioner comprising above-mentioned spiral-lobe compressor.
For reaching this object, the utility model by the following technical solutions:
A kind of anti-dewfall structure, comprises the refrigerant passage being arranged on motor wiring board, and the refrigerant temperature flowing through described refrigerant passage is not less than envrionment temperature.
As the preferred version of a kind of anti-dewfall structure, described refrigerant passage is the refrigerant pipeline with at least one refrigerant inlet and at least one refrigerant exit.
As the preferred version of a kind of anti-dewfall structure, described refrigerant passage is arranged at least one side and/or the inside of motor wiring board.
As the preferred version of a kind of anti-dewfall structure, the refrigerant inlet of described refrigerant passage is connected with condenser.
As the preferred version of a kind of anti-dewfall structure, the pipe diameter of described refrigerant passage is 5-10mm.
As the preferred version of a kind of anti-dewfall structure, the quantity of described refrigerant passage is at least one.
A kind of motor wiring board, described motor wiring board comprises the anti-dewfall structure as described in above arbitrary item.
A kind of spiral-lobe compressor, described spiral-lobe compressor comprises motor wiring board as previously discussed.
A kind of conditioner, described conditioner comprises spiral-lobe compressor as previously discussed.
The beneficial effects of the utility model are:
The utility model proposes a kind of anti-dewfall structure, this anti-dewfall structure is the refrigerant passage being arranged on motor wiring board, flows through refrigerant passage and temperature is not less than the refrigerant of envrionment temperature and motor wiring board carries out heat exchange. The inside of motor wiring board is heated by the utility model by above-mentioned heat exchange mode, the inside and the outside temperature difference of motor wiring board are significantly reduced, thus effectively prevent motor wiring board surface and produce water of condensation, eliminate the electric potential safety hazard that water of condensation brings, it is to increase safe handling.
The utility model propose simultaneously a kind of comprise above-mentioned anti-dewfall structure motor wiring board, a kind of comprise the spiral-lobe compressor of this motor wiring board and a kind of conditioner comprising this spiral-lobe compressor, improve the safe application performance of motor wiring board, spiral-lobe compressor and conditioner respectively.
Accompanying drawing explanation
Fig. 1 is the structural representation of the spiral-lobe compressor that prior art provides;
Fig. 2 is the structural representation of the spiral-lobe compressor that the utility model embodiment provides;
Fig. 3 is the structural representation of the anti-dewfall structure that the utility model embodiment provides;
Fig. 4 be in Fig. 3 A-A to sectional view.
Wherein:
1 ': motor wiring board;
1: motor wiring board; 2: refrigerant passage; 3: refrigerant inlet; 4: refrigerant exit.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, the technical solution of the utility model is described further.
For the utility model is solved technical problem, the technical scheme of employing and the technique effect that reaches clearly, below in conjunction with accompanying drawing, the technical scheme of the utility model embodiment is described in further detail, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those skilled in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 2 to Fig. 4 is the structural representation of spiral-lobe compressor and the structural representation (arrow direction is the flow direction of refrigerant) of anti-dewfall structure of the utility model embodiment offer respectively.
As shown in Figures 2 to 4, present embodiment proposes a kind of anti-dewfall structure, and this anti-dewfall structure comprises the refrigerant passage 2 being arranged on motor wiring board 1, and the refrigerant temperature flowing through refrigerant passage 2 is not less than envrionment temperature.
The anti-dewfall structure of the application is the refrigerant passage being arranged on motor wiring board 1, flows through refrigerant passage and temperature is not less than the refrigerant of envrionment temperature and motor wiring board 1 carries out heat exchange. The application's structure is simple, effectively prevent motor wiring board 1 surface and produce water of condensation, eliminate the electric potential safety hazard that water of condensation brings, it is to increase safe handling.
In the present embodiment, the quantity of refrigerant passage 2 is at least one. When motor wiring board 1 is provided with many refrigerant passages 2, high temperature refrigerant can be accelerated to the heating of motor wiring board 1. Refrigerant passage 2 is arranged at least one side and/or the inside of motor wiring board 1. In order to evenly add thermoelectric perpetual motion machine wiring board 1, refrigerant passage 2 can be arranged on the inside of motor wiring board 1. In order to rapid heating motor wiring board 1, refrigerant passage 2 can be arranged on the two sides of motor wiring board 1, further, and refrigerant passage 2 can be arranged on two sides and the inside of motor wiring board 1.
In order to increase heat interchanging area, the refrigerant pipe of refrigerant passage 2 preferably has the coil pipe of fin.
Refrigerant passage 2 is for having the refrigerant pipeline of at least one refrigerant inlet 3 and at least one refrigerant exit 4. Preferably, as shown in Figures 2 to 4, refrigerant passage 2 is for having the refrigerant pipeline of a refrigerant inlet 3 and a refrigerant exit 4. That is, refrigerant passage 2 adopts the refrigerant pipeline structure of one-in-and-one-out. The refrigerant inlet 3 of this refrigerant passage 2 is connected with condenser. Quantity according to refrigerant passage 2 and the set-up mode of refrigerant pipe, the pipe diameter of refrigerant passage 2 elects 5-10mm as. As shown in Figure 4, export from condenser and temperature enters refrigerant passage 2 higher than the refrigerant of envrionment temperature by refrigerant inlet 3, refrigerant and the motor wiring board of high-temperature carry out thermal exchange, motor wiring board 1 is heated, so that the temperature on motor wiring board 1 surface is close to or higher than envrionment temperature, stop the generation of water of condensation, eliminate the electric potential safety hazard that water of condensation brings, it is to increase safe handling property.
Refrigerant passage 2 is except adopting said structure, and refrigerant passage 2 can also for having the refrigerant pipeline of a refrigerant inlet 3 and at least two refrigerant exits 4; Or, refrigerant passage 2 is for having at least two refrigerant inlet 3 and the refrigerant pipeline of at least two refrigerant exits 4; Or, refrigerant passage 2 is for having the refrigerant pipeline of at least two refrigerant inlet 3 and a refrigerant exit 4. That is, more refrigerant passage 2 adopts singly to enter, enters to out more more, enters the refrigerant pipeline structure singly gone out more, and its same object is all temperature is contacted with motor wiring board 1 higher than the high-temperature refrigerant of envrionment temperature carry out thermal exchange.
Present embodiment proposes a kind of motor wiring board simultaneously, and this motor wiring board comprises above-mentioned anti-dewfall structure.
Present embodiment also proposes a kind of spiral-lobe compressor, and this spiral-lobe compressor comprises above-mentioned motor wiring board.
Present embodiment also proposes a kind of conditioner, and this conditioner comprises above-mentioned spiral-lobe compressor.
Below know-why of the present utility model is described in conjunction with specific embodiments. These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way. Based on explanation herein, the technician of this area does not need to pay creative work can associate other embodiment of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (9)
1. an anti-dewfall structure, it is characterised in that, comprise the refrigerant passage (2) being arranged on motor wiring board (1), the refrigerant temperature flowing through described refrigerant passage (2) is not less than envrionment temperature.
2. anti-dewfall structure according to claim 1, it is characterised in that, described refrigerant passage (2) is for having at least one refrigerant inlet (3) and the refrigerant pipeline of at least one refrigerant exit (4).
3. anti-dewfall structure according to claim 1 and 2, it is characterised in that, described refrigerant passage (2) is arranged at least one side and/or the inside of motor wiring board (1).
4. anti-dewfall structure according to claim 1, it is characterised in that, the refrigerant inlet (3) of described refrigerant passage (2) is connected with condenser.
5. anti-dewfall structure according to claim 1, it is characterised in that, the pipe diameter of described refrigerant passage (2) is 5-10mm.
6. anti-dewfall structure according to claim 1, it is characterised in that, the quantity of described refrigerant passage (2) is at least one.
7. a motor wiring board, it is characterised in that, described motor wiring board comprises the anti-dewfall structure as described in item as arbitrary in claim 1 to 6.
8. a spiral-lobe compressor, it is characterised in that, described spiral-lobe compressor comprises motor wiring board as claimed in claim 7.
9. a conditioner, it is characterised in that, described conditioner comprises spiral-lobe compressor as claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520920242.2U CN205279386U (en) | 2015-11-18 | 2015-11-18 | Prevent condensation structure, motor wiring board, helical-lobe compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520920242.2U CN205279386U (en) | 2015-11-18 | 2015-11-18 | Prevent condensation structure, motor wiring board, helical-lobe compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205279386U true CN205279386U (en) | 2016-06-01 |
Family
ID=56063963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520920242.2U Expired - Fee Related CN205279386U (en) | 2015-11-18 | 2015-11-18 | Prevent condensation structure, motor wiring board, helical-lobe compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205279386U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631248A (en) * | 2019-09-26 | 2019-12-31 | 珠海格力电器股份有限公司 | Anti-condensation electrical box, variable frequency compressor and variable frequency air conditioner |
| CN111076438A (en) * | 2019-12-11 | 2020-04-28 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
| CN115164287A (en) * | 2022-07-08 | 2022-10-11 | 珠海格力电器股份有限公司 | Anti-condensation assembly, outdoor unit, air conditioning system and method |
-
2015
- 2015-11-18 CN CN201520920242.2U patent/CN205279386U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631248A (en) * | 2019-09-26 | 2019-12-31 | 珠海格力电器股份有限公司 | Anti-condensation electrical box, variable frequency compressor and variable frequency air conditioner |
| CN111076438A (en) * | 2019-12-11 | 2020-04-28 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
| CN115164287A (en) * | 2022-07-08 | 2022-10-11 | 珠海格力电器股份有限公司 | Anti-condensation assembly, outdoor unit, air conditioning system and method |
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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: 20160601 Termination date: 20161118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |