CN202835794U - Heat-pump water heater and heating system - Google Patents
Heat-pump water heater and heating system Download PDFInfo
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- CN202835794U CN202835794U CN 201220513164 CN201220513164U CN202835794U CN 202835794 U CN202835794 U CN 202835794U CN 201220513164 CN201220513164 CN 201220513164 CN 201220513164 U CN201220513164 U CN 201220513164U CN 202835794 U CN202835794 U CN 202835794U
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- muffler
- cylinder
- compressor
- pump boiler
- teat pump
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Abstract
The utility model provides a heat-pump water heater and a heating system and is applicable to the technical field of heating. The heat-pump water heater comprises a water tank, a compressor and a gas returning pipe, and the compressor is provided with a main cylinder and an auxiliary cylinder. The gas returning pipe is provided with a switch, wherein the switch enables the auxiliary cylinder to start to work when the environmental temperature or the water temperature inside the water tank is lower than a corresponding preset value. According to the heat-pump water heater and the heating system, a double-cylinder compressor which is provided with the main cylinder and the auxiliary cylinder is adopted, the main cylinder and the auxiliary cylinder are enabled to simultaneously work when the environmental temperature or the water temperature inside the water tank is lower than the corresponding preset value, thus the displacement of the compressor can be increased and the lower temperature compensate efficiency is ensured. Moreover, due to the fact that the water in the water tank is directly heated by an electrical heating rod, the safety and the reliability of the heat pump water heater are also greatly improved.
Description
Technical field
The utility model belongs to and heats technical field, relates in particular to a kind of Teat pump boiler and heating.
Background technology
The air source hot pump water heater system is comprised of coolant system and water system, utilize the driven compressor refrigeration working medium to carry out contrary Carnot cycle, power consumption by minute quantity, from outdoor air, absorb a large amount of low temperature heat energies, convert the heat energy in high-grade hot water to, needs to satisfy people's life, to produce have the characteristics such as efficient energy-saving.The heating capacity of air source heat pump strengthens with the rising of environment temperature, reduces with the reduction of environment temperature, and particularly at low temperatures, it is even more serious to decay.And environment temperature is lower, and the user is larger on the contrary to the demand of hot water.Traditional air source hot pump water heater adopts the water in the direct heating water tank of electrically heated rod to carry out low temp compensating mostly, and efficient is low.
The utility model content
The purpose of the utility model embodiment is to provide a kind of Teat pump boiler, is intended to solve the existing inefficient problem of Teat pump boiler low temp compensating.
The utility model embodiment realizes like this, a kind of Teat pump boiler, comprise water tank, compressor and muffler, described compressor is the duplex cylinder compressor with master cylinder and secondary cylinder, and described muffler is provided with the switch that makes secondary cylinder startup work when water temperature in environment temperature or the water tank is lower than corresponding preset value.
Another purpose of the utility model embodiment is to provide a kind of heating, and described heating adopts above-mentioned Teat pump boiler.
The utility model embodiment adopts the duplex cylinder compressor with master cylinder and secondary cylinder, when the water temperature in environment temperature or the water tank is lower than corresponding preset value, secondary cylinder and master cylinder is worked simultaneously, increases thus the capacity of compressor, thereby guarantees low temp compensating efficient.
Description of drawings
Fig. 1 is the structural representation of the Teat pump boiler that provides of the utility model embodiment;
Fig. 2 is wherein a kind of distressed structure schematic diagram of the Teat pump boiler that provides of the utility model embodiment;
Fig. 3 is the another kind of distressed structure schematic diagram of the Teat pump boiler that provides of the utility model embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
The utility model embodiment adopts the duplex cylinder compressor with master cylinder and secondary cylinder, when the water temperature in environment temperature or the water tank is lower than corresponding preset value, secondary cylinder and master cylinder is worked simultaneously, increases thus the capacity of compressor, thereby guarantees low temp compensating efficient.
Below in conjunction with specific embodiment realization of the present utility model is described in detail.
As shown in Figure 1, the Teat pump boiler that the utility model embodiment provides comprises water tank 1, compressor 2 and muffler, described compressor 2 is for having the duplex cylinder compressor of master cylinder 21 and secondary cylinder 22, and described muffler is provided with when water temperature in environment temperature or the water tank is lower than corresponding preset value and makes secondary cylinder 22 start the switch 4 of work.When the water temperature in environment temperature or the water tank is lower than corresponding preset value, opens described switch 4 secondary cylinder 22 is worked simultaneously with master cylinder 21, increase thus the capacity of compressor 2, thereby guarantee low temp compensating efficient.Should be noted in the discussion above that security and reliability also obtain very big lifting because this Teat pump boiler does not adopt water in the direct heating water tank of electrically heated rod.
Muffler described in the embodiment of the invention is comprised of the main muffler 1 of access master cylinder 21 and the secondary muffler 2 of the secondary cylinder 22 of access, and described switch 4 is located at secondary muffler 2.Described secondary muffler 2 engages with main muffler 1, and both joints are positioned at the input 51 of gas-liquid separator 5.So so that this heat pump type water heater structure is simple, easy for installation.
Particularly, switch 4 shown in Figure 1 is for having the magnetic valve of main interface A and secondary interface B, and described main interface A is connected with main muffler 1, and described secondary interface B is connected with secondary muffler 2.Controlled by 4 pairs of refrigeration working mediums flow directions of described magnetic valve, accurately, reliably.
Usually, this Teat pump boiler also comprises cross valve 6, water tank coil pipe 7, throttle part 8, heat exchanger 9 and fan 10.In addition, switch 4 can also be three-way magnetic valve, and described switch 4 is located at main muffler 1, makes directly access switch 4 of described secondary muffler 2, as shown in Figure 2.The joint of described secondary muffler 2 and main muffler 1 also can be positioned at the output 52 of gas-liquid separator 5, as shown in Figure 3.Like this so that this Teat pump boiler flexible design, for different installation environments provides suitable assembly structure.
If institute's testing environment temperature is that water temperature is T5 in the T4, water tank, they and preset value are are separately relatively opened and closed according to comparative result control magnetic valve 4, thereby make the secondary cylinder 22 of compressor start working or quit work, when low temp compensating, increase compressor 2 discharge capacities, and then guarantee low temp compensating efficient.Being divided into following three kinds of situations herein controls magnetic valve 4:
A1: if T4＞T4 (n1), then shut electromagnetic valve 4, and secondary cylinder 22 is not worked, and only make 21 operations of compressor master cylinder;
A2: if T4 (n2)＜T4≤T4 (n3), then make first 21 operations of compressor master cylinder, if behind compressor master cylinder 21 operation a period of time n, water temperature T 5＜Tn, then opens solenoid valve 4, the secondary cylinder 22 of compressor is started, and this moment, compressor master cylinder 21 and secondary cylinder 22 moved simultaneously, otherwise only made 21 operations of compressor master cylinder;
A3: if T4≤T4 (n4), then opens solenoid valve 4, and secondary cylinder 22 is moved simultaneously with master cylinder 21;
Wherein, T4 (n1), T4 (n2), T4 (n3) and T4 (n4) are for the default temperature value of environment, and Tn is for the default temperature value of the water in the water tank.
In addition, among the situation a2, if the water temperature rise △ T5＜△ T behind time n in the water tank 1, then opens solenoid valve 4, and the secondary cylinder 22 of compressor is started, and this moment, compressor master cylinder 21 and secondary cylinder 22 moved simultaneously, otherwise only made 21 operations of compressor master cylinder.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. Teat pump boiler, comprise water tank, compressor and muffler, it is characterized in that described compressor is the duplex cylinder compressor with master cylinder and secondary cylinder, described muffler is provided with the switch that makes secondary cylinder startup work when water temperature in environment temperature or the water tank is lower than corresponding preset value.
2. Teat pump boiler as claimed in claim 1 is characterized in that, described muffler is comprised of the main muffler of access master cylinder and the secondary muffler of the secondary cylinder of access, and described switch is located at secondary muffler.
3. Teat pump boiler as claimed in claim 2 is characterized in that, described secondary muffler engages with main muffler, and both joints are positioned at the input of gas-liquid separator.
4. Teat pump boiler as claimed in claim 2 or claim 3 is characterized in that described switch is the magnetic valve with main interface and secondary interface, and described main interface is connected with main muffler, and described secondary interface is connected with secondary muffler.
5. Teat pump boiler as claimed in claim 2 is characterized in that, described secondary muffler engages with main muffler, and both joints are positioned at the output of gas-liquid separator.
6. Teat pump boiler as claimed in claim 1 is characterized in that, described muffler is comprised of the main muffler of access master cylinder and the secondary muffler of the secondary cylinder of access, and described switch is located at main muffler, and described secondary muffler directly accesses switch.
7. Teat pump boiler as claimed in claim 6 is characterized in that, described switch is three-way magnetic valve.
8. a heating is characterized in that, described heating adopts such as each described Teat pump boiler in the claim 1 ~ 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513164 CN202835794U (en) | 2012-10-08 | 2012-10-08 | Heat-pump water heater and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513164 CN202835794U (en) | 2012-10-08 | 2012-10-08 | Heat-pump water heater and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202835794U true CN202835794U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220513164 Expired - Fee Related CN202835794U (en) | 2012-10-08 | 2012-10-08 | Heat-pump water heater and heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN202835794U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251552A (en) * | 2013-06-26 | 2014-12-31 | 广东美的暖通设备有限公司 | Heat pump water heater and control method thereof |
| CN104807184A (en) * | 2015-04-27 | 2015-07-29 | 西安交通大学 | Two-stage compression heat pump water heater system and work method thereof |
-
2012
- 2012-10-08 CN CN 201220513164 patent/CN202835794U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251552A (en) * | 2013-06-26 | 2014-12-31 | 广东美的暖通设备有限公司 | Heat pump water heater and control method thereof |
| CN104807184A (en) * | 2015-04-27 | 2015-07-29 | 西安交通大学 | Two-stage compression heat pump water heater system and work method thereof |
| CN104807184B (en) * | 2015-04-27 | 2017-07-14 | 西安交通大学 | A kind of two stages of compression heat pump water heater system and its method of work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131203 Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: Midea Group Co., Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Meidi Electric Appliances Co., Ltd., Guangdong |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20201008 |