CN203822636U - Double-rotor double-stage compressor and cooling/heating system thereof - Google Patents
Double-rotor double-stage compressor and cooling/heating system thereof Download PDFInfo
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- CN203822636U CN203822636U CN201420149072.8U CN201420149072U CN203822636U CN 203822636 U CN203822636 U CN 203822636U CN 201420149072 U CN201420149072 U CN 201420149072U CN 203822636 U CN203822636 U CN 203822636U
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- pipe
- compression mechanism
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- low pressure
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- 238000001816 cooling Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 title claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 44
- 238000007906 compression Methods 0.000 claims abstract description 44
- 150000001875 compounds Chemical class 0.000 claims description 20
- 230000001174 ascending effect Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000006200 vaporizer Substances 0.000 claims description 6
- 238000004378 air conditioning Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract 3
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 230000030279 gene silencing Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a double-rotor double-stage compressor and a cooling/heating system thereof. The compressor comprises a double-stage compression mechanism, a driving motor for driving the double-stage compression mechanism, a housing, a liquid storage device, a gas suction pipe and a connection pipe, wherein the double-stage compression mechanism and the driving motor are arranged in the housing; the double-stage compression mechanism comprises a low pressure rotor compression mechanism and a high pressure rotor compression mechanism; the connection pipe comprises a three-way pipe as well as a low pressure exhaust pipe, a high pressure gas suction pipe and an injection pipe, which are connected with the three-way pipe; an inlet of the liquid storage device is connected with the gas suction pipe and an outlet of the liquid storage device is connected with a low pressure cylinder of the low pressure rotor compression mechanism; one end of the low pressure exhaust pipe is connected with an exhaust hole of the low pressure rotor compression mechanism and the other end of the low pressure exhaust pipe is connected with the three-way pipe; one end of the high pressure gas suction pipe is connected with the three-way pipe and the other end of the high pressure gas suction pipe is connected with a high pressure cylinder of the high pressure rotor compression mechanism. The double-rotor double-stage compressor disclosed by the utility model can achieve the purposes of realizing double-stage compression, intermediately increasing enthalpy by replenishing gas and reducing the temperature of exhaust gas, so that the capability of the compressor is improved and the structure of a lower bearing of the compressor also becomes simple.
Description
[technical field]
The utility model relates to refrigeration compressor field, is specifically related to a kind of double rotor compound compressor and cooling/heating system thereof.
[background technique]
Under high temperature condition, adopt the specific work of the compressor of the refrigeration agents such as R22, R410A to increase, delivery temperature is high, and input power is large.Under condition of ultralow temperature, the air-breathing mass flow rate of compressor reduces, and pressure ratio increases, and delivery temperature is high, and everything is all unfavorable to the operation reliably and with long-term of compressor.
For addressing the above problem, Chinese patent application the 200910178270.0th has proposed to increase enthalpy compressor scheme by double rotor two-stage.This scheme is directly injected (being in lower bearing flange) in low pressure stage silencing apparatus the gas coming from flash vessel guiding, to reach Two-stage Compression, middle tonifying Qi increasing enthalpy, reduces delivery temperature, has improved the object of compressor capacity.But air-breathing, the middle tonifying Qi of the low pressure stage of this scheme and one-level exhaust noise silencing all complete by the lower bearing flange of double rotor Two-stage Compression structure; So just make lower bearing complex structure, manufacturability variation; And repeatedly transfer in the air-breathing path of low pressure stage, inhalation resistance increases; Meanwhile, middle tonifying Qi is heated by the oil temperature higher than its temperature with the mixed gas of low pressure stage exhaust, causes high pressure stage compression efficiency to reduce.
[model utility content]
The purpose of this utility model is to provide a kind of double rotor compound compressor and cooling/heating system thereof, to solve the problems of the technologies described above.
To achieve these goals, the utility model adopts following technological scheme:
A double rotor compound compressor, comprises Two-stage Compression mechanism, drives drive motor, housing, liquid-storage container, sucking pipe and the connecting tube of Two-stage Compression mechanism; Two-stage Compression mechanism and drive motor are arranged in housing; Two-stage Compression mechanism comprises low pressure stage rotor compression mechanism and high pressure stage rotor compression mechanism; Connecting tube comprises low pressure stage outlet pipe, high pressure stage sucking pipe and the ascending pipe of three-way pipe and connecting tee pipe; The entrance of liquid-storage container connects sucking pipe, and outlet connects the low pressure stage cylinder of low pressure stage rotor compression mechanism; Low pressure stage outlet pipe one end connects the relief opening of low pressure stage rotor compression mechanism, the other end connecting tee pipe; High pressure stage sucking pipe one end connecting tee pipe, the other end connects the high pressure stage cylinder of high pressure stage rotor compression mechanism.
The utility model further improves and is: low pressure stage outlet pipe and high pressure stage sucking pipe are positioned at hull outside.
The utility model further improves and is: ascending pipe and three-way pipe are positioned at hull outside.
Double rotor compound compressor and a cooling/heating system thereof, comprise double rotor compound compressor, increase enthalpy capillary tube, flash vessel and vaporizer; Sucking pipe is connected with the vaporizer of air conditioner by four-way valve, and outlet pipe is connected with the condenser of air conditioner by four-way valve, and ascending pipe is connected with the flash vessel of air conditioner by the increasing enthalpy capillary tube of air-conditioning system.
The utility model further improves and is: described cooling/heating system is air conditioner or heat pump water heater.
With respect to prior art, the utlity model has following beneficial effect: the utility model double rotor compound compressor, low pressure stage air-breathing no longer turnover and directly enter low pressure stage cylinder, inhalation resistance is very little; Low pressure stage outlet pipe and high pressure stage sucking pipe are exposed in environment, can reduce gas temperature, improve high pressure stage compression efficiency; From air conditioner or heat pump water heater system flash vessel, by increasing the next injecting gas of enthalpy capillary tube, by ascending pipe and three-way pipe, enter high pressure stage sucking pipe, the gas coming with low pressure stage outlet pipe fully mixes homogeneous gas in high pressure stage sucking pipe, suck in high pressure stage cylinder and carry out two-stage compression, reach Two-stage Compression, middle tonifying Qi increasing enthalpy, reduce delivery temperature, improved the object of compressor capacity; And the lower bearing structure of double rotor compound compressor becomes simply, manufacturability is greatly improved.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the utility model double rotor compound compressor;
Fig. 2 is the cooling/heating system schematic diagram of the utility model based on double rotor compound compressor.
[embodiment]
In order to overcome the shortcoming of prior art, the utility model provides the double rotor compound compressor 8 that increases enthalpy in the middle of a kind of, comprises that the 1(of Two-stage Compression mechanism is comprised of the low pressure stage rotor compression 1-1 of mechanism and the high pressure stage rotor compression 1-2 of mechanism), drive drive motor 2, housing 3, liquid-storage container 4, sucking pipe 5 and the external connecting pipe 7 of Two-stage Compression mechanism 1; Two-stage Compression mechanism 1 and drive motor 2 are arranged in housing 3, and the top of housing 3 is provided with outlet pipe 6.External connecting pipe 7 is by low pressure stage outlet pipe 7-1, high pressure stage sucking pipe 7-2, ascending pipe 7-3, and by three-way pipe, 7-4 is formed by connecting.The entrance of liquid-storage container 4 connects sucking pipe 5, and outlet connects the low pressure stage cylinder 1-1-1 of the low pressure stage rotor compression 1-1 of mechanism; Low pressure stage outlet pipe 7-1 is positioned at housing 3 outsides, and one end connects the relief opening of the low pressure stage rotor compression 1-1 of mechanism, the other end connecting tee pipe 7-4; High pressure stage sucking pipe 7-2 one end connecting tee pipe 7-4, the other end connects the high pressure stage cylinder 1-2-1 of the high pressure stage rotor compression 1-2 of mechanism.
Like this, low pressure stage air-breathing no longer turnover and directly enter low pressure stage cylinder 1-1-1, inhalation resistance is very little; Low pressure stage outlet pipe 7-1 and high pressure stage sucking pipe 7-2 are exposed in environment, can reduce gas temperature, improve high pressure stage compression efficiency.From air conditioner or heat pump water heater system flash vessel 10, by increasing the injecting gas of enthalpy capillary tube 9, by ascending pipe 7-3 and three-way pipe 7-4, enter high pressure stage sucking pipe 7-2, the gas coming with low pressure stage outlet pipe 7-1 fully mixes homogeneous gas in high pressure stage sucking pipe 7-2, suck in high pressure stage cylinder 1-2-1 and carry out two-stage compression, reach the effect same good with above-mentioned patent; And the lower bearing 1-1-2 of double rotor compound compressor 8 structure becomes simply, manufacturability is greatly improved.
Refer to shown in Fig. 2, the cooling/heating system based on double rotor compound compressor can be air conditioner or heat pump water heater.
Air conditioner comprises above-mentioned double rotor compound compressor 8, sucking pipe 5 is connected with the vaporizer 11 of air conditioner by four-way valve 12, outlet pipe 6 is connected with the condenser 13 of air conditioner by four-way valve 12, and ascending pipe 7-3 is connected with the flash vessel 10 of air conditioner by the increasing enthalpy capillary tube 9 of air-conditioning system.
Heat pump water heater comprises above-mentioned compressor 8, sucking pipe 5 is connected with the vaporizer 11 of heat pump water heater by four-way valve 12, outlet pipe 6 is connected with the condenser 13 of heat pump water heater by four-way valve 12, and ascending pipe 7-3 is connected with the flash vessel 10 of heat pump water heater by the increasing enthalpy capillary tube 9 of heat pump hot-water system.
Claims (5)
1. a double rotor compound compressor, it is characterized in that, comprise drive motor (2), housing (3), liquid-storage container (4), sucking pipe (5) and the connecting tube (7) of Two-stage Compression mechanism (1), driving Two-stage Compression mechanism (1); Two-stage Compression mechanism (1) and drive motor (2) are arranged in housing (3); Two-stage Compression mechanism (1) comprises low pressure stage rotor compression mechanism (1-1) and high pressure stage rotor compression mechanism (1-2); Connecting tube (7) comprises low pressure stage outlet pipe (7-1), high pressure stage sucking pipe (7-2) and the ascending pipe (7-3) of three-way pipe (7-4) and connecting tee pipe (7-4); The entrance of liquid-storage container (4) connects sucking pipe (5), and outlet connects the low pressure stage cylinder (1-1-1) of low pressure stage rotor compression mechanism (1-1); Low pressure stage outlet pipe (7-1) one end connects the relief opening of low pressure stage rotor compression mechanism (1-1), the other end connecting tee pipe (7-4); High pressure stage sucking pipe (7-2) one end connecting tee pipe (7-4), the other end connects the high pressure stage cylinder (1-2-1) of high pressure stage rotor compression mechanism (1-2).
2. a kind of double rotor compound compressor according to claim 1, is characterized in that, low pressure stage outlet pipe (7-1) and high pressure stage sucking pipe (7-2) are positioned at housing (3) outside.
3. a kind of double rotor compound compressor according to claim 1, is characterized in that, ascending pipe (7-3) and three-way pipe (7-4) are positioned at housing (3) outside.
4. a cooling/heating system for double rotor compound compressor, is characterized in that, comprises the double rotor compound compressor described in any one in claims 1 to 3, increases enthalpy capillary tube (9), flash vessel (10) and vaporizer (11); Sucking pipe (5) is connected with the vaporizer (11) of air conditioner by four-way valve (12), outlet pipe (6) is connected with the condenser (13) of air conditioner by four-way valve (12), and ascending pipe (7-3) is connected by the increasing enthalpy capillary tube (9) of air-conditioning system and the flash vessel (10) of air conditioner.
5. the cooling/heating system of a kind of double rotor compound compressor according to claim 4, is characterized in that, described cooling/heating system is air conditioner or heat pump water heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149072.8U CN203822636U (en) | 2014-03-28 | 2014-03-28 | Double-rotor double-stage compressor and cooling/heating system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149072.8U CN203822636U (en) | 2014-03-28 | 2014-03-28 | Double-rotor double-stage compressor and cooling/heating system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203822636U true CN203822636U (en) | 2014-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420149072.8U Expired - Lifetime CN203822636U (en) | 2014-03-28 | 2014-03-28 | Double-rotor double-stage compressor and cooling/heating system thereof |
Country Status (1)
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| CN (1) | CN203822636U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912496A (en) * | 2014-03-28 | 2014-07-09 | 西安庆安制冷设备股份有限公司 | Double-rotor double-stage compressor and refrigerating/heating system thereof |
| CN105258413A (en) * | 2015-11-06 | 2016-01-20 | 广东美芝制冷设备有限公司 | Reservoir for multi-cylinder rotating compressor and multi-cylinder rotating compressor comprising reservoir |
| CN107084484A (en) * | 2017-04-13 | 2017-08-22 | 青岛海尔空调器有限总公司 | A kind of air conditioner and control method |
-
2014
- 2014-03-28 CN CN201420149072.8U patent/CN203822636U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912496A (en) * | 2014-03-28 | 2014-07-09 | 西安庆安制冷设备股份有限公司 | Double-rotor double-stage compressor and refrigerating/heating system thereof |
| CN105258413A (en) * | 2015-11-06 | 2016-01-20 | 广东美芝制冷设备有限公司 | Reservoir for multi-cylinder rotating compressor and multi-cylinder rotating compressor comprising reservoir |
| CN107084484A (en) * | 2017-04-13 | 2017-08-22 | 青岛海尔空调器有限总公司 | A kind of air conditioner and control method |
| CN107084484B (en) * | 2017-04-13 | 2020-11-03 | 青岛海尔空调器有限总公司 | Air conditioner and control method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
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| CX01 | Expiry of patent term |