CN202955907U - Overlapped type heat pump high-temperature hot water machine - Google Patents
Overlapped type heat pump high-temperature hot water machine Download PDFInfo
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- CN202955907U CN202955907U CN 201220606194 CN201220606194U CN202955907U CN 202955907 U CN202955907 U CN 202955907U CN 201220606194 CN201220606194 CN 201220606194 CN 201220606194 U CN201220606194 U CN 201220606194U CN 202955907 U CN202955907 U CN 202955907U
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Abstract
The utility model discloses an overlapped type heat pump high-temperature hot water machine. The overlapped type heat pump high-temperature hot water machine comprises a low-temperature stage compressor, a low-temperature stage condenser, a first restricting element, a low-temperature stage evaporator, a high-temperature stage compressor, a high-temperature stage condenser, a second restricting element and a high-temperature stage evaporator. The low-temperature stage compressor, the low-temperature stage condenser, the first restricting element and the low-temperature stage evaporator are sequentially connected through pipelines to form a low-temperature return circuit. The high-temperature stage compressor, the high-temperature stage condenser, the second restricting element and the high-temperature stage evaporator are sequentially connected through pipelines to form a high-temperature return circuit. A water inlet and a water outlet are formed in the low-temperature stage condenser. A water inlet and a water outlet are formed in the high-temperature stage condenser. The water outlet of the low-temperature stage condenser is connected with the water inlet of the high-temperature stage condenser through a pipeline. The overlapped type heat pump high-temperature hot water machine is stable in system, high in energy efficiency ratio, capable of preparing high-temperature hot water and suitable for a wider use range of environment temperature.
Description
Technical field
The utility model belongs to heat pump high-temperature technology field, relates in particular to a kind of heat pump high-temperature hot-water machine.
Background technology
The heat pump high-temperature hot-water machine is the new product of releasing on market, current heat pump high-temperature hot-water machine, produce high-temperature-hot-water by triangular web, its principle is, the HTHP working medium that compressor is discharged is carried out heat exchange by water-to-water heat exchanger and water, and the heat of HTHP working medium is delivered in water, working medium is cooled, cooled working medium enters in air-source evaporimeter or water source evaporimeter evaporates and heat exchange, returns compressor, completes and heats circulation.This unit of producing high-temperature-hot-water with triangular web, be characterized in that condensation temperature and condensing pressure are very high, cause heat exchange efficiency to descend, Energy Efficiency Ratio is low, even can not produce when high-temperature-hot-water or environment temperature are hanged down and can not start, system is very unstable, and the compressor damage rate is higher, economic benefit reduction etc.
Summary of the invention
Based on this, the utility model is to overcome the defect of prior art, and a kind of cascade type heat pump high-temperature-hot-water machine is provided, and this cascade type heat pump high-temperature-hot-water machine Energy Efficiency Ratio is high, can produce high-temperature-hot-water and adapt to the wider environment temperature scope of application.
Its technical scheme is as follows:
A kind of cascade type heat pump high-temperature-hot-water machine, comprise the low temperature stage compressor, low temperature level condenser, the first throttle element, low temperature level evaporimeter, the high temperature stage compressor, high temperature level condenser, second section fluid element and high temperature level evaporimeter, described low temperature stage compressor, low temperature level condenser, first throttle element and low temperature level evaporimeter are in turn connected to form low-temperature circuit by pipeline, described high temperature stage compressor, high temperature level condenser, second section fluid element and high temperature level evaporimeter are in turn connected to form high-temperature circuit by pipeline, described low temperature level condenser and high temperature level condenser are equipped with water inlet and delivery port, the delivery port of low temperature level condenser is connected by pipeline with the water inlet of high temperature level condenser.
Below further technical scheme is described:
Described low temperature level condenser includes the first heat exchanger tube and the first water container, described the first heat exchanger tube is placed in described the first water container and is connected on described low-temperature circuit, described high temperature level condenser includes the second heat exchanger tube and the second water container, described the second heat exchanger tube is placed in described the second water container and is connected on described high-temperature circuit, the water inlet of described low temperature level condenser and delivery port are located on described the first water container, and the water inlet of described high temperature level condenser and delivery port are located on described the second water container.
The pipeline be connected between described low temperature level condenser delivery port and high temperature level condenser water inlet, for being communicated with water pipe, is equipped with low temperature level temperature controller on this connection water pipe.
Be connected with outlet pipe on the delivery port of described high temperature level condenser, high temperature level temperature controller is installed on this outlet pipe.
Described low temperature level evaporimeter is low temperature level water source evaporimeter or low temperature level air-source evaporimeter, and described high temperature level evaporimeter is correspondingly high temperature level water source evaporimeter or high temperature level air-source evaporimeter.
Below advantage or the principle of aforementioned techniques scheme are described:
1, circulated middle low-temperature heat exchange working medium in described low-temperature circuit, low-temperature heat exchange working medium meeting heat release when flowing through described low temperature level condenser in being somebody's turn to do, circulated the high temperature heat-exchange working medium in described high-temperature circuit, the also heat release when flowing through described high temperature level condenser of this high temperature heat-exchange working medium, and the delivery port of low temperature level condenser is connected by pipeline with the water inlet of high temperature level condenser, cold water absorbs heat and becomes middle warm water through described low temperature level condenser the time, then middle warm water can be flowed out from the delivery port of low temperature level condenser, entering high temperature level condenser is heated again, it is the superposition type heating, thereby obtain high-temperature-hot-water for the user.Therefore, this cascade type heat pump high-temperature-hot-water machine Energy Efficiency Ratio is high, can produce high-temperature-hot-water.On the other hand, this cascade type heat pump high-temperature-hot-water machine can start and use in the environment relatively low in temperature, and systematic comparison is stable, and low temperature stage compressor and high temperature stage compressor are not fragile, can adapt to the wider environment temperature scope of application.
2, described low temperature level condenser includes the first heat exchanger tube and the first water container, and described high temperature level condenser includes the second heat exchanger tube and the second water container.What in the first heat exchanger tube, flow is above-mentioned middle low-temperature heat exchange working medium, hold water is arranged in the first water container, and the first heat exchanger tube is placed in the first container and be connected on low-temperature circuit, middle low-temperature heat exchange working medium can be to the water heat release in the first container when flowing through the first heat exchanger tube, coolant-temperature gage in the first container is raise and become middle warm water, middle warm water enters in the second water container through the pipeline of the water inlet of the delivery port that connects the first water container and the second water container; What in described the second heat exchanger tube, flow is the high temperature heat-exchange working medium, and the second heat exchanger tube is placed in second container and be connected on high-temperature circuit, the high temperature heat-exchange working medium can be to the middle warm water's heat release in second container when flowing through this second heat exchanger tube, make middle warm water become high-temperature-hot-water, then high-temperature-hot-water flows out from the delivery port of second container, for the user.
3, on described connection water pipe, low temperature level temperature controller is installed, can realizes that the water temperature of the middle warm water to flowing out low temperature level condenser is monitored and regulated.
4, be connected with high temperature level temperature controller on described outlet pipe, can realize that the water temperature of the high-temperature-hot-water to flowing out high temperature level condenser is monitored and regulated.
The accompanying drawing explanation
Fig. 1 is the structural representation of the described cascade type heat pump high-temperature-hot-water of the utility model embodiment mono-machine.
Fig. 2 is the structural representation of the described cascade type heat pump high-temperature-hot-water of the utility model embodiment bis-machine.
Description of reference numerals:
1, low temperature stage compressor, 2, low temperature level water source evaporimeter, 3, the first throttle element, 4, low temperature level condenser, 5, the high temperature stage compressor, 6, high temperature level water source evaporimeter, 7, second section fluid element, 8, high temperature level condenser, 9, low temperature level air-source evaporimeter, 10, high temperature level air-source evaporimeter, 11, be communicated with water pipe, 12, outlet pipe, 13, low temperature level temperature controller, 14, high temperature level temperature controller, 15, connecting hose, 16, blower fan, 17, the water inlet interface, 18, water outlet mouthpiece.
The specific embodiment
Below embodiment of the present utility model is elaborated:
Embodiment mono-
As shown in Figure 1, a kind of cascade type heat pump high-temperature-hot-water machine, comprise low temperature stage compressor 1, low temperature level condenser 4, first throttle element 3, low temperature level water source evaporimeter 2, high temperature stage compressor 5, high temperature level condenser 8, second section fluid element 7 and high temperature level water source evaporimeter 6, described low temperature stage compressor 1, low temperature level condenser 4, first throttle element 3 and low temperature level water source evaporimeter 2 are in turn connected to form low-temperature circuit by pipeline, described high temperature stage compressor 5, high temperature level condenser 8, second section fluid element 7 and high temperature level water source evaporimeter 6 are in turn connected to form high-temperature circuit by pipeline, described low temperature level condenser 4 and high temperature level condenser 8 are equipped with water inlet and delivery port, the delivery port of low temperature level condenser 4 is connected by pipeline with the water inlet of high temperature level condenser 8.
Wherein, described low temperature level condenser 4 includes the first heat exchanger tube and the first water container, described the first heat exchanger tube is placed in described the first water container and is connected on described low-temperature circuit, described high temperature level condenser 8 includes the second heat exchanger tube and the second water container, described the second heat exchanger tube is placed in described the second water container and is connected on described high-temperature circuit, the water inlet of described low temperature level condenser 4 and delivery port are located on described the first water container, the water inlet of described high temperature level condenser 8 and delivery port are located on described the second water container.The pipeline be connected between described low temperature level condenser 4 delivery ports and high temperature level condenser 8 water inlets, for being communicated with water pipe 11, is equipped with low temperature level temperature controller 13 on this connection water pipe 11.Be connected with outlet pipe 12 on the delivery port of described high temperature level condenser 8, high temperature level temperature controller 14 is installed on this outlet pipe 12.Described low temperature level water source evaporimeter 2 and high temperature level water source evaporimeter 6 are equipped with into water interface 17 and water outlet mouthpiece 18.
Embodiment bis-
As shown in Figure 2, a kind of cascade type heat pump high-temperature-hot-water machine, comprise low temperature stage compressor 1, low temperature level condenser 4, first throttle element 3, low temperature level air-source evaporimeter 9, high temperature stage compressor 5, high temperature level condenser 8, second section fluid element 7 and high temperature level air-source evaporimeter 10, described low temperature stage compressor 1, low temperature level condenser 4, first throttle element 3 and low temperature level air-source evaporimeter 9 are in turn connected to form low-temperature circuit by pipeline, described high temperature stage compressor 5, high temperature level condenser 8, second section fluid element 7 and high temperature level air-source evaporimeter 10 are in turn connected to form high-temperature circuit by pipeline, described low temperature level condenser 4 and high temperature level condenser 8 are equipped with water inlet and delivery port, the delivery port of low temperature level condenser 4 is connected by pipeline with the water inlet of high temperature level condenser 8.
Wherein, described low temperature level condenser 4 includes the first heat exchanger tube and the first water container, described the first heat exchanger tube is placed in described the first water container and is connected on described low-temperature circuit, described high temperature level condenser 8 includes the second heat exchanger tube and the second water container, described the second heat exchanger tube is placed in described the second water container and is connected on described high-temperature circuit, the water inlet of described low temperature level condenser 4 and delivery port are located on described the first water container, the water inlet of described high temperature level condenser 8 and delivery port are located on described the second water container.The pipeline be connected between described low temperature level condenser 4 delivery ports and high temperature level condenser 8 water inlets, for being communicated with water pipe 11, is equipped with low temperature level temperature controller 13 on this connection water pipe 11.Be connected with outlet pipe 12 on the delivery port of described high temperature level condenser 8, high temperature level temperature controller 14 is installed on this outlet pipe 12.Described low temperature level air-source evaporimeter 9 and high temperature level air-source evaporimeter 10 share a blower fan 16.
Embodiment mono-and embodiment bis-all have the following advantages or principle:
1, circulated middle low-temperature heat exchange working medium in described low-temperature circuit, low-temperature heat exchange working medium meeting heat release when flowing through described low temperature level condenser 4 in being somebody's turn to do, circulated the high temperature heat-exchange working medium in described high-temperature circuit, the also heat release when flowing through described high temperature level condenser 8 of this high temperature heat-exchange working medium, and the delivery port of low temperature level condenser 4 is connected by pipeline with the water inlet of high temperature level condenser 8, cold water absorbs heat and becomes middle warm water through described low temperature level condenser 4 time, then middle warm water can be flowed out from the delivery port of low temperature level condenser 4, entering high temperature level condenser 8 is heated again, it is the superposition type heating, thereby obtain high-temperature-hot-water for the user.Therefore, this cascade type heat pump high-temperature-hot-water machine Energy Efficiency Ratio is high, can produce high-temperature-hot-water.On the other hand, this cascade type heat pump high-temperature-hot-water machine can start and use in the environment relatively low in temperature, and systematic comparison is stable, and low temperature stage compressor 1 and high temperature stage compressor 5 are not fragile, can adapt to the wider environment temperature scope of application.
2, described low temperature level condenser 4 includes the first heat exchanger tube and the first water container, and described high temperature level condenser 8 includes the second heat exchanger tube and the second water container.What in the first heat exchanger tube, flow is above-mentioned middle low-temperature heat exchange working medium, hold water is arranged in the first water container, and the first heat exchanger tube is placed in the first container and be connected on low-temperature circuit, middle low-temperature heat exchange working medium can be to the water heat release in the first container when flowing through the first heat exchanger tube, coolant-temperature gage in the first container is raise and become middle warm water, middle warm water enters in the second water container through the pipeline of the water inlet of the delivery port that connects the first water container and the second water container; What in described the second heat exchanger tube, flow is the high temperature heat-exchange working medium, and the second heat exchanger tube is placed in second container and be connected on high-temperature circuit, the high temperature heat-exchange working medium can be to the middle warm water's heat release in second container when flowing through this second heat exchanger tube, make middle warm water become high-temperature-hot-water, then high-temperature-hot-water flows out from the delivery port of second container, for the user.
3, on described connection water pipe 11, low temperature level temperature controller 13 is installed, can realizes that the water temperature of the middle warm water to flowing out low temperature level condenser 4 is monitored and regulated.
4, be connected with high temperature level temperature controller 14 on described outlet pipe 12, can realize that the water temperature of the high-temperature-hot-water to flowing out high temperature level condenser 8 is monitored and regulated.
The above embodiment has only expressed the specific embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. a cascade type heat pump high-temperature-hot-water machine, it is characterized in that, comprise the low temperature stage compressor, low temperature level condenser, the first throttle element, low temperature level evaporimeter, the high temperature stage compressor, high temperature level condenser, second section fluid element and high temperature level evaporimeter, described low temperature stage compressor, low temperature level condenser, first throttle element and low temperature level evaporimeter are in turn connected to form low-temperature circuit by pipeline, described high temperature stage compressor, high temperature level condenser, second section fluid element and high temperature level evaporimeter are in turn connected to form high-temperature circuit by pipeline, described low temperature level condenser and high temperature level condenser are equipped with water inlet and delivery port, the delivery port of low temperature level condenser is connected by pipeline with the water inlet of high temperature level condenser.
2. cascade type heat pump high-temperature-hot-water machine according to claim 1, it is characterized in that, described low temperature level condenser includes the first heat exchanger tube and the first water container, described the first heat exchanger tube is placed in described the first water container and is connected on described low-temperature circuit, described high temperature level condenser includes the second heat exchanger tube and the second water container, described the second heat exchanger tube is placed in described the second water container and is connected on described high-temperature circuit, the water inlet of described low temperature level condenser and delivery port are located on described the first water container, the water inlet of described high temperature level condenser and delivery port are located on described the second water container.
3. cascade type heat pump high-temperature-hot-water machine according to claim 1, is characterized in that, the pipeline be connected between described low temperature level condenser delivery port and high temperature level condenser water inlet, for being communicated with water pipe, is equipped with low temperature level temperature controller on this connection water pipe.
4. cascade type heat pump high-temperature-hot-water machine according to claim 1, is characterized in that, on the delivery port of described high temperature level condenser, is connected with outlet pipe, and high temperature level temperature controller is installed on this outlet pipe.
5. cascade type heat pump high-temperature-hot-water machine according to claim 1, it is characterized in that, described low temperature level evaporimeter is low temperature level water source evaporimeter or low temperature level air-source evaporimeter, and described high temperature level evaporimeter is correspondingly high temperature level water source evaporimeter or high temperature level air-source evaporimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220606194 CN202955907U (en) | 2012-11-15 | 2012-11-15 | Overlapped type heat pump high-temperature hot water machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220606194 CN202955907U (en) | 2012-11-15 | 2012-11-15 | Overlapped type heat pump high-temperature hot water machine |
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| CN202955907U true CN202955907U (en) | 2013-05-29 |
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| CN 201220606194 Expired - Fee Related CN202955907U (en) | 2012-11-15 | 2012-11-15 | Overlapped type heat pump high-temperature hot water machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890218A (en) * | 2016-04-18 | 2016-08-24 | 广东高而美制冷设备有限公司 | Three-combined supply system capable of achieving heat recovery |
| CN105910317A (en) * | 2016-04-18 | 2016-08-31 | 广东高而美制冷设备有限公司 | Rapid heating triple generation system |
| CN107860131A (en) * | 2017-11-06 | 2018-03-30 | 广东吉荣空调有限公司 | More big temperature difference compression heat pump Hot water units of heat member |
-
2012
- 2012-11-15 CN CN 201220606194 patent/CN202955907U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890218A (en) * | 2016-04-18 | 2016-08-24 | 广东高而美制冷设备有限公司 | Three-combined supply system capable of achieving heat recovery |
| CN105910317A (en) * | 2016-04-18 | 2016-08-31 | 广东高而美制冷设备有限公司 | Rapid heating triple generation system |
| CN105910317B (en) * | 2016-04-18 | 2019-06-18 | 广东高而美制冷设备有限公司 | Speed heat combined supply system |
| CN105890218B (en) * | 2016-04-18 | 2019-06-18 | 广东高而美制冷设备有限公司 | The combined supply system of recuperation of heat can be achieved |
| CN107860131A (en) * | 2017-11-06 | 2018-03-30 | 广东吉荣空调有限公司 | More big temperature difference compression heat pump Hot water units of heat member |
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Effective date of registration: 20160202 Address after: 510935, Guangdong, Guangzhou province Conghua suburban street new village village Avenue East (not numbered) Workshop Patentee after: Guangzhou Keyu Energy Technology Co., Ltd. Address before: 510935 Guangdong city of Guangzhou province Conghua Ao town Qigan village south of the Five Ridges 106 National Highway Patentee before: Su Yugui |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20171115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |