CN203837359U - Refrigerant heater and air source high-temperature heat pump - Google Patents
Refrigerant heater and air source high-temperature heat pump Download PDFInfo
- Publication number
- CN203837359U CN203837359U CN201420032204.9U CN201420032204U CN203837359U CN 203837359 U CN203837359 U CN 203837359U CN 201420032204 U CN201420032204 U CN 201420032204U CN 203837359 U CN203837359 U CN 203837359U
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- refrigerant
- heat pump
- shell
- air source
- temperature heat
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Abstract
The utility model discloses a refrigerant heater and an air source high-temperature heat pump, and belongs to the technical field of heating devices. The refrigerant heater comprises a shell and a heating tube, wherein the heating tube is installed in the shell, and a refrigerant inlet and a refrigerant outlet are formed in the shell. The heat pump comprises a condenser, a throttling device, an evaporator and a compressor, wherein the condenser, the throttling device, the evaporator and the compressor are connected in sequence through a refrigerant circulating pipeline, the refrigerant heater is adopted for the heat pump, and the refrigerant heater is connected in the refrigerant circulating pipeline in series through the refrigerant inlet and the refrigerant outlet. The refrigerant heater and the air source high-temperature heat pump have the advantages of being high in heat exchange efficiency, simple in structure, easy and convenient to install and maintain, and low in cost. The refrigerant heater is widely applicable to a heat pump device with the heat pump needing frost removal or auxiliary heating.
Description
Technical field
The utility model relates to a kind of heater, particularly relates to a kind of refrigerant heater and air source high-temperature heat pump.
Background technology
The heat pump water-heating machine of air-source, in the time of low temperature environment operation (if weather is 0 DEG C of left and right), usually can face the problem of evaporator surface frosting.In conventional art, be generally to adopt the electromagnetism four-way change-over valve cold-producing medium that drives in the wrong direction to defrost, but the disadvantage of Defrost mode maximum is that defrosting time is long like this, defrost process, to bear the mode heating, causes the reduction of device systems heating energy efficiency ratio.
Along with research and the improvement of people to heat pump water-heating machine, also there are some to adopt and cancel electromagnetism four-way change-over valve, directly utilize the mode of refrigerant heater defrosting, but such refrigerant heater often has the structure of shell and inner sleeve, heating tube is placed in inner sleeve, and refrigerant liquid is in the folder intrastratal flow of shell and inner sleeve formation, there is low, the baroque defect of heat transfer efficiency.
And in traditional air-source heat pump hot water, because the delivery temperature of compressor is generally 60 DEG C of left and right, temperature cannot be continued to raise, if want to promote temperature, can only carry out auxiliary heating by external electric heater, and adopt the method for external heating, auxiliary heater is generally bulky, cost is high, and complexity is installed, and also often has the problem that fault rate is high.
Summary of the invention
Based on this, the purpose of this utility model is to overcome the defect of prior art, and a kind of refrigerant heater is provided, and this refrigerant heater has advantages of that heat transfer efficiency is high, simple in structure.
For achieving the above object, the utility model is taked following technical scheme:
A kind of refrigerant heater, comprises shell and heating tube; Described heating tube is installed in shell, and described shell is provided with refrigerant import and refrigerant exit.
Refrigerant heater of the present utility model, be series in the medium circulation pipeline of air source water heater by refrigerant import and refrigerant exit, while needing defrosting or auxiliary heating, utilize heating tube to heat the refrigerant of this refrigerant heater of flowing through, because heating tube directly contacts with refrigerant, can improve the efficiency of heat exchange, and exempt the complicated structure such as multilayer package or inner sleeve, have simple in structure, the feature that cost is low, during also due to use, only need this refrigerant heater to be connected serially in the medium circulation pipeline of air source water heater, there is use, advantage easy for installation.
In an embodiment, described heating tube is helical form electrothermal tube therein.Spiral helicine electrothermal tube can fully contact with refrigerant, further improves the efficiency of heat exchange.And can, according to different demands, the electrothermal tube of different capacity be installed.
In an embodiment, the terminals of described electrothermal tube are fixed on shell therein, and are provided with the power supply wiring mouth of electrothermal tube at the outer surface of shell.Can electrothermal tube be fixed on shell by soldering, and reserved power supply wiring mouth, be convenient to installing and using of postorder.
In an embodiment, described refrigerant import and refrigerant exit lay respectively at the two ends of shell therein.Such design can allow refrigerant from refrigerant import enters, and in refrigerant heater, is heated fully, is promoted to after temperature required and is flowed out by refrigerant exit.
In an embodiment, also comprise temperature detection groove therein, described temperature detection groove is positioned on shell, is caved inward and is formed by housing parts.Reserved temperature detection groove, can install temperature detection equipment as required, can monitor on the one hand the temperature of refrigerant in this refrigerant heater, also can be used in conjunction with Overtemp. protector on the one hand, in the time breaking down, can cut off the electricity supply, and improves the security of whole system.
In an embodiment, described temperature detection groove is located at one end of shell tool refrigerant exit therein.Temperature detection groove is located to the position near refrigerant exit, can reacts more accurately the temperature of refrigerant after this refrigerant heater heating.
In an embodiment, described shell is metal shell therein.Metal shell has solid reliable feature.
The utility model also provides a kind of air source high-temperature heat pump, comprises the condenser, throttling arrangement, evaporimeter and the compressor that are connected successively by medium circulation pipeline; Adopt above-mentioned refrigerant heater, this refrigerant heater is series in described medium circulation pipeline by refrigerant import and refrigerant exit.
Air source high-temperature heat pump of the present utility model, uses while installation, directly above-mentioned refrigerant heater is connected serially in medium circulation pipeline, has use, advantage is simply and easily installed.
In an embodiment, described refrigerant heater is series between throttling arrangement and evaporimeter therein.After refrigerant heater is installed on to throttling arrangement, refrigerant temperature after throttling can be promoted, and the higher refrigerant of temperature is while flowing through evaporimeter, just can melt the frost on evaporator surface.
In an embodiment, described refrigerant heater is series between compressor and condenser therein.After refrigerant heater is installed on to compressor, be mainly used in the time that heat pump main frame temperature does not reach, play the effect of auxiliary heating lifting temperature.
Compared with prior art, the utlity model has following beneficial effect:
Refrigerant heater of the present utility model, by heating tube is directly installed in shell, the refrigerant of this refrigerant heater that makes to flow through can directly contact with heating tube, has improved the efficiency of heat exchange, and have advantages of simple in structure, cost is low.
And this refrigerant heater, has on the one hand temperature raising feature rapidly, can moment the refrigerant of flowing through be risen to 8 degrees Celsius of left and right, the rime ice short time outside main frame is melted.Can also use as auxiliary heater on the other hand, can rapidly delivery temperature be risen to more than 80 DEG C, well solve heat pump temperature and can not reach the problem of higher temperature.
Air source high-temperature heat pump of the present utility model, is connected serially to refrigerant heater in medium circulation pipeline, has use, advantage is simply and easily installed.
Brief description of the drawings
Fig. 1 is the refrigerant heater structure schematic diagram of embodiment 1;
Fig. 2 is the air source high-temperature heat pump structural representation of embodiment 2;
Fig. 3 is the air source high-temperature heat pump structural representation of embodiment 3.
Wherein: 1. refrigerant heater; 11. shells; 111 refrigerant imports; 112. refrigerant exit; 113. visit heat channel; 12. electrothermal tubes; 121. power supply wiring mouths; 2. condenser; 3. throttling arrangement; 4 evaporimeters; 5 compressors; 6. four-way change-over valve; 7. blower fan.
Detailed description of the invention
Describe the utility model in detail below in conjunction with the drawings and specific embodiments.
Embodiment 1
A kind of refrigerant heater, as shown in Figure 1, comprises shell 11 and heating tube; Described heating tube is helical form electrothermal tube 12, and this electrothermal tube 12 is installed in shell 11, and is fixed on shell 11 in the mode of soldering by the terminals of electrothermal tube 12, and is provided with the power supply wiring mouth 121 of electrothermal tube at the outer surface of shell 11.
Described shell 11 is red copper shell, which is provided with refrigerant import 111 and refrigerant exit 112, and described refrigerant import 111 and refrigerant exit 112 lay respectively at the two ends of shell 11.
This refrigerant heater also comprises columniform temperature detection groove 113, and described temperature detection groove 113 is positioned on the shell 11 near refrigerant exit 112 one end, is caved inward and is formed by housing parts.This temperature detection groove 113 is interior can install temperature detection equipment as required.
Adopt the refrigerant heater of the present embodiment to defrost or when auxiliary heating; open electrothermal tube 12; electrothermal tube 12 is heated the refrigerant of this refrigerant heater of flowing through; and by the temperature detection device real-time monitoring refrigerant temperature being installed in temperature detection groove 113; when refrigerant temperature too high; while exceeding warning temperature, by cutting off the electricity supply with the Overtemp. protector of temperature detection equipment connection, ensure the safety of whole system.
Embodiment 2
A kind of air source high-temperature heat pump, as shown in Figure 2, comprises the condenser 2, throttling arrangement 3, evaporimeter 4 and the compressor 5 that are connected successively by medium circulation pipeline; Refrigerant heater 1 described in employing embodiment 1, this refrigerant heater 1 is series between throttling arrangement 3 and evaporimeter 4 by refrigerant import and refrigerant exit.
Generally, utilize blower fan 7 and evaporimeter 4 to absorb the heat in outside air, when ambient temperature lower, when humidity is larger, easily frosting is frozen, and refrigerant heater 1 is installed in throttling arrangement 3(the present embodiment and adopts capillary as throttling arrangement) afterwards, the refrigerant temperature after throttling can be promoted, and the higher refrigerant of temperature is while flowing through evaporimeter, just can melt the frost on evaporimeter 4 surfaces.
In this heat pump, be also provided with electromagnetism four-way change-over valve 6, utilize this four-way change-over valve 6, can adjust flexibly this heat pump in heating state or refrigerating state.
Adopt the air source high-temperature heat pump of the present embodiment, in the time of defrosting, can moment the refrigerant of flowing through be risen to 8 degrees Celsius of left and right, the rime ice short time outside main frame is melted.
Embodiment 3
A kind of air source high-temperature heat pump, as shown in Figure 3, comprises the condenser 2, throttling arrangement 3, evaporimeter 4 and the compressor 5 that are connected successively by medium circulation pipeline; Refrigerant heater 1 described in employing embodiment 1, this refrigerant heater 1 is series between compressor 5 and condenser 2 by refrigerant import and refrigerant exit.
After refrigerant heater 1 is installed on to compressor 5, be mainly used in the time that heat pump main frame temperature does not reach, play the effect of auxiliary heating lifting temperature.
In this heat pump, be also provided with electromagnetism four-way change-over valve 6, utilize this four-way change-over valve 6, can adjust flexibly this heat pump in heating state or refrigerating state.
Adopt the air source high-temperature heat pump of the present embodiment, in the time of auxiliary heating, can rapidly delivery temperature be risen to more than 80 DEG C, well solved heat pump temperature and can not reach the problem of higher temperature.
The above embodiment has only expressed several 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.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. an air source high-temperature heat pump, comprises the condenser, throttling arrangement, evaporimeter and the compressor that are connected successively by medium circulation pipeline; It is characterized in that, adopt refrigerant heater, this refrigerant heater is series in described medium circulation pipeline by refrigerant import and refrigerant exit;
Described refrigerant heater comprises shell and heating tube; Described heating tube is installed in shell, and described shell is provided with refrigerant import and refrigerant exit.
2. air source high-temperature heat pump according to claim 1, is characterized in that, described refrigerant heater is series between throttling arrangement and evaporimeter.
3. air source high-temperature heat pump according to claim 1, is characterized in that, described refrigerant heater is series between compressor and condenser.
4. according to the air source high-temperature heat pump described in claim 1-3 any one, it is characterized in that, described heating tube is helical form electrothermal tube.
5. air source high-temperature heat pump according to claim 4, is characterized in that, the terminals of described electrothermal tube are fixed on shell, and is provided with the power supply wiring mouth of electrothermal tube at the outer surface of shell.
6. according to the air source high-temperature heat pump described in claim 1-3 any one, it is characterized in that, described refrigerant import and refrigerant exit lay respectively at the two ends of shell.
7. air source high-temperature heat pump according to claim 6, is characterized in that, described refrigerant heater also comprises temperature detection groove, and described temperature detection groove is positioned on shell, is caved inward and is formed by housing parts.
8. air source high-temperature heat pump according to claim 7, is characterized in that, described temperature detection groove is located at one end of shell tool refrigerant exit.
9. according to the air source high-temperature heat pump described in claim 1-3 any one, it is characterized in that, described shell is metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420032204.9U CN203837359U (en) | 2014-01-17 | 2014-01-17 | Refrigerant heater and air source high-temperature heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420032204.9U CN203837359U (en) | 2014-01-17 | 2014-01-17 | Refrigerant heater and air source high-temperature heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837359U true CN203837359U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420032204.9U Expired - Fee Related CN203837359U (en) | 2014-01-17 | 2014-01-17 | Refrigerant heater and air source high-temperature heat pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN203837359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871511A (en) * | 2015-12-10 | 2017-06-20 | 暵旸绿能科技股份有限公司 | Heat pump |
| TWI600866B (en) * | 2015-09-10 | 2017-10-01 | De-Feng Xie | Refrigerant piping |
| CN111707027A (en) * | 2020-05-14 | 2020-09-25 | 广东纽恩泰新能源科技发展有限公司 | Heat pump water heater low temperature environment refrigerant heating defrosting control system |
-
2014
- 2014-01-17 CN CN201420032204.9U patent/CN203837359U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI600866B (en) * | 2015-09-10 | 2017-10-01 | De-Feng Xie | Refrigerant piping |
| CN106871511A (en) * | 2015-12-10 | 2017-06-20 | 暵旸绿能科技股份有限公司 | Heat pump |
| CN111707027A (en) * | 2020-05-14 | 2020-09-25 | 广东纽恩泰新能源科技发展有限公司 | Heat pump water heater low temperature environment refrigerant heating defrosting control system |
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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: 20140917 Termination date: 20160117 |
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| EXPY | Termination of patent right or utility model |