CN203443168U - High-temperature heating system - Google Patents
High-temperature heating system Download PDFInfo
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- CN203443168U CN203443168U CN201320470907.5U CN201320470907U CN203443168U CN 203443168 U CN203443168 U CN 203443168U CN 201320470907 U CN201320470907 U CN 201320470907U CN 203443168 U CN203443168 U CN 203443168U
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- compressor
- fluid reservoir
- valve
- heating system
- expansion valve
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Abstract
The utility model discloses a high-temperature heating system, which comprises a secondary air jetting efficient heat pump unit and a water tank; the secondary air jetting efficient thermal pump unit is provided with an air replenishing device for a compressor between the compressor and a liquid storing tank; a first solenoid valve and a capillary are serially connected between the liquid storing tank and an air replenishing inlet of the compressor; a second solenoid valve, a jetting expansion valve and a first path of a plate heat exchanger are serially connected between the liquid storing tank (3) and the air replenishing inlet of the compressor; a second path of the plate heat exchanger is connected between the liquid storing tank and a thermal expansion valve; a condenser of the secondary air jetting efficient heat pump unit is arranged in the water tank; the coolant in a coolant flowing loop of the secondary air jetting efficient heat pump unit is R134a coolant. The air replenishing device of the compressor is additionally arranged, and the R134a coolant is adopted, so on one hand, the compressor can be enabled to normally work above minus 30 DEG C, and on other hand, technical guarantee is provided for obtaining high-temperature hot water above 80 DEG C.
Description
Technical field
The utility model relates to a kind of heating system, particularly a kind of high-temperature heating system that is applicable to field of electroplating.
Background technology
Heating system for existing employing heat pump, can obtain 60 ℃ of following hot water, and, conventional heating system cannot normally be used under the low temperature environment lower than-7 ℃, therefore, as need to be higher than the hot water of this temperature, for example in plating, need example in this way the high-temperature-hot-water of 80 ℃ metal surface is processed, also to for heating system, configure the assisted heating devices such as electrical heating, increase the cost of heating system and the complexity of operation.
Utility model content
The purpose of this utility model is to provide a kind of high-temperature heating system that obtains higher leaving water temperature.
The technical solution of the utility model is: a kind of high-temperature heating system, comprise secondary air injection high-efficiency source pump and water tank, described secondary air injection high-efficiency source pump comprises compressor, be built in the condenser in described water tank, fluid reservoir, heating power expansion valve, evaporimeter and gas-liquid separator, each assembly is connected to form refrigerant flow cycle successively, in described refrigerant flow cycle, be filled with R134a refrigerant, on between described compressor and fluid reservoir, be also provided with compressor making-up air device, described compressor making-up air device comprises jet expansion valve, plate type heat exchanger, the first magnetic valve and the second magnetic valve, described the first magnetic valve and capillary are series between the tonifying Qi entrance of fluid reservoir and compressor, described the second magnetic valve, the first path of jet expansion valve and plate type heat exchanger is series between the tonifying Qi entrance of described fluid reservoir and compressor, the alternate path of described plate type heat exchanger is connected between fluid reservoir and heating power expansion valve, described water tank is provided with cold water inlet for being connected with water supply line and for exporting the hot water outlet of hot water.
Preferably, the exhaust outlet of described compressor is connected with cross valve, and described compressor is connected with condenser by this cross valve, and, described evaporimeter is connected with gas-liquid separator by this cross valve, and described gas-liquid separator is connected to the gas returning port of compressor.
Preferably, between described fluid reservoir and compressor making-up air device, be connected with filter.
The beneficial effects of the utility model are: high-temperature heating system of the present utility model has adopted secondary air injection high-efficiency source pump, owing to having increased compressor making-up air device in this source pump, improved greatly the natural running temperature scope of compressor, make on the one hand compressor to work-30 ℃ of above assurances, for obtaining the high-temperature-hot-water of 80 ℃, provide technical guarantee on the other hand; And, because the utility model has adopted R134a refrigerant, increased heating efficiency, further guarantee the high-temperature-hot-water that high-temperature heating system of the present utility model can obtain 80 ℃.
Accompanying drawing explanation
Fig. 1 is according to a kind of schematic diagram of implementing structure of high-temperature heating system of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The specific embodiment of the present utility model as shown in Figure 1, this high-temperature heating system comprises water tank 2A and secondary air injection high-efficiency source pump, this secondary air injection high-efficiency source pump comprises compressor 1, condenser 2, fluid reservoir 3, heating power expansion valve 4, evaporimeter 5 and gas-liquid separator 6, each assembly is connected successively and forms refrigerant flow cycle, in this refrigerant flow cycle, be filled with environmental protection R134a refrigerant, on between compressor 1 and fluid reservoir 3, be also provided with compressor making-up air device, this compressor making-up air device comprises jet expansion valve 6, plate type heat exchanger 7, the first magnetic valve 8 and the second magnetic valve 9, wherein, this plate type heat exchanger 7 is binary channel plate type heat exchanger, the first magnetic valve 8 and capillary 15 are series between the tonifying Qi entrance VI of fluid reservoir 3 and compressor 1, the first path of the second magnetic valve 9, jet expansion valve 6 and plate type heat exchanger 7 is series between the tonifying Qi entrance VI of fluid reservoir 3 and compressor 1, and the alternate path of plate type heat exchanger 7 is connected between fluid reservoir 3 and heating power expansion valve 4, water tank 2A is provided with cold water inlet 2A1 for being connected with water supply line and for exporting the hot water outlet 2A2 of hot water, above condenser 2 is built in water tank 2A, with water tank in cold water carry out heat exchange, complete and heat.On above water supply line, water circulating pump can be installed.
The exhaust outlet D of compressor 1 is connected with cross valve 10, and compressor 1 is connected with condenser 1 by this cross valve 10, and evaporimeter 5 is connected with gas-liquid separator 6 by this cross valve 10, and gas-liquid separator 6 is connected to the gas returning port S of compressor 1.The outside of compressor 1 and gas-liquid separator 6 can be equipped with looking of observation use and manage 12,13.In source pump, be provided with a plurality of pressure detecting mouths 14.When by jet expansion valve 6, realize injection is inadequate for the first time time, the first magnetic valve 8 is opened, and proceeds capillary for the second time and sprays, thereby control the delivery temperature of compressor 1.
The operation principle of the secondary air injection high-efficiency source pump of the present embodiment is as follows:
(1) the exhaust outlet D of the refrigerant of the HTHP that compressor 1 work produces by compressor 1 and cross valve 10 enter condenser 2 and carry out heat exchange with the cold water in water tank 2A, and then being transformed into the liquid refrigerants of middle temperature high pressure, this liquid refrigerants is discharged and is entered fluid reservoir 3 through condenser 2.
(2) from fluid reservoir 3 liquid refrigerants process filter 11 out, then by after plate type heat exchanger 7 heat exchange, flow to heating power expansion valve 4, and then enter evaporimeter 5, finally through gas-liquid separator 6, be back to the gas returning port S of compressor 1.
(3), during the insufficient pressure in compressor 1, the first magnetic valve 8 can carry out throttling to unnecessary refrigerant; Refrigerant, after the second magnetic valve 9, then is sprayed by 6 throttlings of jet expansion valve, changes the gas of high-temperature low-pressure into, in this gas, be mingled with a small amount of liquid, further by plate type heat exchanger 7 heat exchange, convert to completely after gas, the tonifying Qi entrance VI that finally enters compressor 1 carries out tonifying Qi again.
The above embodiments are only preferred embodiment of the present utility model, can not limit interest field of the present utility model with this, and therefore, the equivalent variations of doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (3)
1. a high-temperature heating system, it is characterized in that: comprise secondary air injection high-efficiency source pump and water tank (2A), described secondary air injection high-efficiency source pump comprises compressor (1), be built in the condenser (2) in described water tank (2A), fluid reservoir (3), heating power expansion valve (4), evaporimeter (5) and gas-liquid separator (6), each assembly is connected to form refrigerant flow cycle successively, in described refrigerant flow cycle, be filled with R134a refrigerant, on between described compressor (1) and fluid reservoir (3), be also provided with compressor making-up air device, described compressor making-up air device comprises jet expansion valve (6), plate type heat exchanger (7), the first magnetic valve (8) and the second magnetic valve (9), described the first magnetic valve (8) and capillary (15) are series between fluid reservoir (3) and the tonifying Qi entrance (VI) of compressor (1), described the second magnetic valve (9), the first path of jet expansion valve (6) and plate type heat exchanger (7) is series between described fluid reservoir (3) and the tonifying Qi entrance (VI) of compressor (1), the alternate path of described plate type heat exchanger (7) is connected between fluid reservoir (3) and heating power expansion valve (4), described water tank (2A) is provided with cold water inlet for being connected with water supply line and for exporting the hot water outlet of hot water.
2. high-temperature heating system according to claim 1, it is characterized in that: the exhaust outlet of described compressor (1) is connected with cross valve (10), described compressor (1) is connected with condenser (2) by this cross valve (10), and, described evaporimeter (5) is connected with gas-liquid separator (6) by this cross valve (10), and described gas-liquid separator (6) is connected to the gas returning port of compressor (1).
3. high-temperature heating system according to claim 1 and 2, is characterized in that: between described fluid reservoir (3) and compressor making-up air device, be connected with filter (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470907.5U CN203443168U (en) | 2013-08-02 | 2013-08-02 | High-temperature heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470907.5U CN203443168U (en) | 2013-08-02 | 2013-08-02 | High-temperature heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443168U true CN203443168U (en) | 2014-02-19 |
Family
ID=50094216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320470907.5U Expired - Fee Related CN203443168U (en) | 2013-08-02 | 2013-08-02 | High-temperature heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203443168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258392A (en) * | 2015-10-15 | 2016-01-20 | 珠海格力电器股份有限公司 | Heat pump heating system, control method and heat pump water heater |
| CN106440556A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Thermostatic control system and working way |
-
2013
- 2013-08-02 CN CN201320470907.5U patent/CN203443168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258392A (en) * | 2015-10-15 | 2016-01-20 | 珠海格力电器股份有限公司 | Heat pump heating system, control method and heat pump water heater |
| CN106440556A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Thermostatic control system and working way |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High-temperature heating system Effective date of registration: 20141022 Granted publication date: 20140219 Pledgee: Industrial Bank, Limited by Share Ltd, Guangzhou, Haizhu branch Pledgor: Guangzhou Deron Heat Source Facilities Co., Ltd. Registration number: 2014990000884 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20200802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |