CN218269637U - Coating oven system with additional heat pump assembly - Google Patents
Coating oven system with additional heat pump assembly Download PDFInfo
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- CN218269637U CN218269637U CN202222489727.3U CN202222489727U CN218269637U CN 218269637 U CN218269637 U CN 218269637U CN 202222489727 U CN202222489727 U CN 202222489727U CN 218269637 U CN218269637 U CN 218269637U
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Abstract
The utility model provides a coating oven system with a heat pump component, which comprises a coating oven, a heat exchanger and a heat pump component, wherein the heat pump component comprises a first normal temperature heat pump, a second normal temperature heat pump and a high temperature heat pump, the first normal temperature heat pump and the high temperature heat pump are arranged in series and are communicated through a circulating heat exchange pipeline, and the second normal temperature heat pump is respectively communicated with the first normal temperature heat pump and the high temperature heat pump through pipelines; the heat exchanger is communicated with the second normal-temperature heat pump, the coating oven is communicated with a pipeline between the second normal-temperature heat pump and the high-temperature heat pump through an air return pipeline, and the high-temperature heat pump is communicated with the coating oven. The utility model provides a heat pump assembly makes the heat can follow normal atmospheric temperature and locates to transmit to high temperature, when realizing the normal atmospheric temperature evaporation, can also realize the effect of high temperature condensation, behind the heat pump assembly with this kind of structure as main high temperature heat source, not only can last to provide high temperature heat energy to the coating oven, can also reach energy saving and emission reduction's purpose.
Description
Technical Field
The utility model relates to a coating oven, especially a coating oven system who has increased heat pump assembly.
Background
At present, in a coating oven adopting a heat pump assembly as a heat supply mode, the condensation temperature of the heat pump assembly can only reach about 80 ℃, so that the heat pump assembly generally has the defect of too low condensation temperature and can not reach the target heating temperature. Since the coating oven requires a higher temperature, in order to reach the target heating temperature, supplementary heating using an electric heater or the like is additionally required to raise the temperature. However, when the electric heater and other devices are additionally used for auxiliary heating, the energy consumption is a disadvantage, and the purposes of energy conservation and emission reduction cannot be achieved.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides an add coating oven system of heat pump subassembly, it regards as main high temperature heat source with the heat pump subassembly, not only can continuously provide high temperature heat energy to the coating oven, can also reach energy saving and emission reduction's purpose.
In order to achieve the above object, the utility model provides a coating oven system with a heat pump assembly additionally provided, which comprises a coating oven, a heat exchanger and a heat pump assembly which are sequentially communicated, wherein the heat pump assembly comprises a first normal temperature heat pump, a second normal temperature heat pump and a high temperature heat pump, the first normal temperature heat pump and the high temperature heat pump are arranged in series and are communicated with each other through a circulating heat exchange pipeline, and the second normal temperature heat pump is respectively communicated with the first normal temperature heat pump and the high temperature heat pump through pipelines;
the heat exchanger is communicated with the second normal-temperature heat pump, the coating oven is communicated with a pipeline between the second normal-temperature heat pump and the high-temperature heat pump through an air return pipeline, and the high-temperature heat pump is communicated with the coating oven.
Preferably, the first normal temperature heat pump comprises a normal temperature heat pump evaporator a and a normal temperature heat pump condenser a which are communicated with the first output pipeline through a first input pipeline, the second normal temperature heat pump comprises a normal temperature heat pump evaporator b and a normal temperature heat pump condenser b which are communicated with the third output pipeline through a third input pipeline, and the high temperature heat pump comprises a high temperature heat pump evaporator and a high temperature heat pump condenser which are communicated with the second output pipeline through a second input pipeline;
the normal temperature heat pump condenser a is communicated with the high temperature heat pump evaporator through the circulating heat exchange pipeline, and the normal temperature heat pump evaporator b is communicated with the normal temperature heat pump evaporator a and the high temperature heat pump condenser through pipelines.
Preferably, a normal temperature heat pump expansion valve a is arranged on the first input pipeline, and a normal temperature heat pump compressor a is arranged on the first output pipeline;
a high-temperature heat pump expansion valve is arranged on the second input pipeline, and a high-temperature heat pump compressor is arranged on the second output pipeline;
and a normal-temperature heat pump expansion valve b is arranged on the third input pipeline, and a normal-temperature heat pump compressor b is arranged on the third output pipeline.
Preferably, the heat exchanger is respectively communicated with the normal-temperature heat pump evaporator b and the normal-temperature heat pump condenser b, the coating oven is communicated with the normal-temperature heat pump condenser b and a pipeline between the high-temperature heat pump condensers through the air return pipeline, and the high-temperature heat pump condensers are communicated with the coating oven.
Preferably, the heat exchanger is also communicated with a supplementary fresh air pipeline.
Preferably, an auxiliary heat source is further arranged on a pipeline through which the high-temperature heat pump condenser is communicated with the coating oven.
Preferably, the heat exchange mode of the circulating heat exchange pipeline is a gas heat exchange mode, a liquid heat exchange mode, a direct contact heat exchange mode or a radiation heat exchange mode.
Compared with the prior art, the utility model has one of following advantage:
the heat pump assembly comprises a first normal-temperature heat pump and a high-temperature heat pump which are arranged in series and have different temperature differences, so that heat can be transferred from a normal-temperature position to a high-temperature position, the effect of high-temperature condensation can be realized while normal-temperature evaporation is realized, and after the heat pump assembly with the structure is used as a main high-temperature heat source, high-temperature heat energy can be continuously provided for a coating oven, and the purposes of energy conservation and emission reduction can be achieved;
because the heat pump assembly comprises the normal-temperature heat pump and the high-temperature heat pump, the normal-temperature heat pump condenser and the high-temperature heat pump evaporator can be adopted for heat exchange, so that heat can be guided to the inside of the high-temperature heat pump condenser through the normal-temperature heat pump evaporator, and the effects of normal-temperature evaporation and high-temperature condensation are achieved.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a structural block diagram of the embodiment of the present invention.
The main reference numbers are as follows:
1-coating an oven; 2-a heat exchanger; 3-auxiliary heat source; 4-normal temperature heat pump evaporator a; 5-a normal temperature heat pump condenser a; 6-normal temperature heat pump compressor a; 7-normal temperature heat pump expansion valve a; 8-high temperature heat pump evaporator; 9-high temperature heat pump condenser; 10-a high temperature heat pump compressor; 11-high temperature heat pump expansion valve; 12-normal temperature heat pump evaporator b; 13-normal temperature heat pump condenser b; 14-normal temperature heat pump compressor b; 15-normal temperature heat pump expansion valve b; 16-a first output line; 17-a first input line; 18-a second output line; 19-a second input line; 20-a third output line; 21-a third input line; 22-a first normal temperature heat pump; 23-a second normal temperature heat pump; 24-a high temperature heat pump; 25-circulation heat exchange pipeline.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model provides a coating oven 1 system with a heat pump assembly, which comprises an auxiliary heat source 3, a coating oven 1, a heat exchanger 2 and a heat pump assembly. The output end of the auxiliary heat source 3 is sequentially communicated with the input ends of the coating oven 1 and the heat exchanger 2 through pipelines.
The heat pump assembly includes a first normal temperature heat pump 22, a second normal temperature heat pump 23 and a high temperature heat pump 24. The first normal temperature heat pump 22 and the high temperature heat pump 24 are arranged in series and communicated with each other through a circulation heat exchange pipeline 25, and the second normal temperature heat pump 23 is respectively communicated with the first normal temperature heat pump 22 and the high temperature heat pump 25 through pipelines.
The output end of the heat exchanger 2 is communicated with the input end of the second normal-temperature heat pump 23, the output end of the coating oven 1 is communicated with a pipeline between the second normal-temperature heat pump 23 and the high-temperature heat pump through an air return pipeline, and the output end of the high-temperature heat pump 24 is communicated with the input end of the auxiliary heat source 3.
In the present embodiment, the first ambient heat pump 22 includes an ambient heat pump evaporator a4 and an ambient heat pump condenser a5, and the ambient heat pump evaporator a4 is communicated with the first output pipeline 16 and the ambient heat pump condenser a5 through the first input pipeline 17. The first input pipeline 17 is respectively communicated with an input end of the normal temperature heat pump evaporator a4 and an output end of the normal temperature heat pump condenser a5, and the first output pipeline 16 is respectively communicated with an output end of the normal temperature heat pump evaporator a4 and an input end of the normal temperature heat pump condenser a 5. The first input line 17 is provided with a normal-temperature heat pump expansion valve a7, and the first output line 16 is provided with a normal-temperature heat pump compressor a6.
The second normal temperature heat pump 23 includes a normal temperature heat pump evaporator b12 and a normal temperature heat pump condenser b13, and the normal temperature heat pump evaporator b12 is communicated with the normal temperature heat pump condenser b13 through a third input pipeline 21 and a third output pipeline 20. The third input pipeline 21 is respectively communicated with the input end of the normal temperature heat pump evaporator b12 and the output end of the normal temperature heat pump condenser b13, and the third output pipeline 20 is respectively communicated with the output end of the normal temperature heat pump evaporator b12 and the input end of the normal temperature heat pump condenser b 13. A normal temperature heat pump expansion valve b15 is provided in the third input line 21, and a normal temperature heat pump compressor b14 is provided in the third output line 20.
The high-temperature heat pump comprises a high-temperature heat pump evaporator and a high-temperature heat pump condenser 9, wherein the high-temperature heat pump evaporator is communicated with the high-temperature heat pump condenser 9 through a second input pipeline 19 and a second output pipeline 18. The second input pipeline 19 is respectively communicated with the input end of the high-temperature heat pump evaporator and the output end of the high-temperature heat pump condenser 9, and the third output pipeline 20 is respectively communicated with the output end of the high-temperature heat pump evaporator and the input end of the high-temperature heat pump condenser 9. The high-temperature heat pump expansion valve 11 is provided in the second input pipe 19, and the high-temperature heat pump compressor 10 is provided in the second output pipe 18.
The normal temperature heat pump condenser a5 is communicated with the high temperature heat pump evaporator through a circulating heat exchange pipeline 25, the output end of the normal temperature heat pump evaporator b12 is communicated with the input end of the normal temperature heat pump evaporator a4 through a pipeline, and the output end of the normal temperature heat pump condenser b13 is communicated with the input end of the high temperature heat pump condenser 9 through a pipeline.
The heat exchange mode of the circulating heat exchange pipeline 25 is a gas heat exchange mode, a liquid heat exchange mode, a direct contact heat exchange mode or a radiation heat exchange mode.
The output end of the heat exchanger 2 is also respectively communicated with the input end of the normal temperature heat pump evaporator b12 and the input end of the normal temperature heat pump condenser b13 through pipelines. In addition, the input end of the heat exchanger 2 is also communicated with a supplementary fresh air pipeline, so that supplementary fresh air can be injected into the heat exchanger 2.
The output end of the coating oven 1 is also communicated with a pipeline between the normal temperature heat pump condenser b13 and the high temperature heat pump condenser 9 through an air return pipeline.
In this embodiment, when the high-temperature heat pump evaporator 8 and the normal-temperature heat pump condenser a5 perform the circulating heat exchange, the heat exchange mode of the circulating heat exchange pipeline 25 is a liquid heat exchange mode, specifically, the liquid heat exchange medium is water.
The temperatures of the room-temperature heat pump evaporator a4 and the room-temperature heat pump evaporator b12 were set to 20 degrees, and the temperatures of the room-temperature heat pump condenser a5 and the room-temperature heat pump condenser b13 were set to 85 degrees. The temperature of the high temperature heat pump evaporator 8 was set to 15 degrees and the maximum temperature of the high temperature heat pump condenser 9 was set to 135 degrees. By setting the temperatures of the normal temperature heat pump evaporator a4, the normal temperature heat pump evaporator b12, the normal temperature heat pump condenser a5, the normal temperature heat pump condenser b13, the high temperature heat pump evaporator 8, and the high temperature heat pump condenser 9 to the above values, the hot air can be heated again to reach a higher temperature and reach an intended set value.
After the heat pump assembly with the structure is adopted, higher efficiency can be achieved. For example, to obtain 56kw of heating amount, 56kw of electric power is required to be charged when electric heating is used, whereas the heat pump module having the above configuration is required to be charged with only 34kw of electric power and can cool a room.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting of the invention. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made within the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A coating oven system with a heat pump assembly additionally comprises a coating oven, a heat exchanger and the heat pump assembly which are sequentially communicated, and is characterized in that the heat pump assembly comprises a first normal-temperature heat pump, a second normal-temperature heat pump and a high-temperature heat pump, wherein the first normal-temperature heat pump and the high-temperature heat pump are arranged in series and are communicated through a circulating heat exchange pipeline, and the second normal-temperature heat pump is respectively communicated with the first normal-temperature heat pump and the high-temperature heat pump through pipelines;
the heat exchanger is communicated with the second normal-temperature heat pump, the coating oven is communicated with a pipeline between the second normal-temperature heat pump and the high-temperature heat pump through an air return pipeline, and the high-temperature heat pump is communicated with the coating oven.
2. The coating oven system with the heat pump assembly added thereto as recited in claim 1, wherein the first normal temperature heat pump comprises a normal temperature heat pump evaporator a and a normal temperature heat pump condenser a which are communicated with the first output pipeline through a first input pipeline, the second normal temperature heat pump comprises a normal temperature heat pump evaporator b and a normal temperature heat pump condenser b which are communicated with the third output pipeline through a third input pipeline, and the high temperature heat pump comprises a high temperature heat pump evaporator and a high temperature heat pump condenser which are communicated with the second output pipeline through a second input pipeline;
the normal temperature heat pump condenser a is communicated with the high temperature heat pump evaporator through the circulating heat exchange pipeline, and the normal temperature heat pump evaporator b is communicated with the normal temperature heat pump evaporator a and the high temperature heat pump condenser through pipelines.
3. The coating oven system with the heat pump assembly added thereto as claimed in claim 2, wherein a normal temperature heat pump expansion valve a is arranged on the first input pipeline, and a normal temperature heat pump compressor a is arranged on the first output pipeline;
a high-temperature heat pump expansion valve is arranged on the second input pipeline, and a high-temperature heat pump compressor is arranged on the second output pipeline;
and a normal-temperature heat pump expansion valve b is arranged on the third input pipeline, and a normal-temperature heat pump compressor b is arranged on the third output pipeline.
4. The coating oven system with the heat pump assembly added thereto as claimed in claim 3, wherein the heat exchanger is respectively communicated with the normal-temperature heat pump evaporator b and the normal-temperature heat pump condenser b, the coating oven is communicated with a pipeline between the normal-temperature heat pump condenser b and the high-temperature heat pump condenser through the return air pipeline, and the high-temperature heat pump condenser is communicated with the coating oven.
5. The coating oven system with the added heat pump assembly of claim 4, wherein the heat exchanger is further in communication with a make-up fresh air line.
6. The coating oven system with the heat pump assembly added thereto as claimed in claim 5, wherein an auxiliary heat source is further provided on a pipeline of the high temperature heat pump condenser communicating with the coating oven.
7. The coating oven system with the heat pump assembly added thereto as recited in any one of claims 1 to 6, wherein the heat exchange manner of the circulating heat exchange pipeline is a gas heat exchange manner, a liquid heat exchange manner, a direct contact heat exchange manner or a radiation heat exchange manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222489727.3U CN218269637U (en) | 2022-09-20 | 2022-09-20 | Coating oven system with additional heat pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222489727.3U CN218269637U (en) | 2022-09-20 | 2022-09-20 | Coating oven system with additional heat pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218269637U true CN218269637U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222489727.3U Active CN218269637U (en) | 2022-09-20 | 2022-09-20 | Coating oven system with additional heat pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218269637U (en) |
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2022
- 2022-09-20 CN CN202222489727.3U patent/CN218269637U/en active Active
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