CN203595375U - Frequency-conversion high-temperature air heat pump drying system - Google Patents
Frequency-conversion high-temperature air heat pump drying system Download PDFInfo
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- CN203595375U CN203595375U CN201320369708.5U CN201320369708U CN203595375U CN 203595375 U CN203595375 U CN 203595375U CN 201320369708 U CN201320369708 U CN 201320369708U CN 203595375 U CN203595375 U CN 203595375U
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Abstract
The utility model discloses a frequency-conversion high-temperature air heat pump drying system which comprises an expansion valve, a gas-liquid separator with a heat return device, an inverter controller, a compressor that are connected to the inverter controller respectively and are controlled by the inverter controller, and a heat exchanger device of the inner loop and a heat exchanger device of the outer loop. According to the utility model, the design structure is ingenious and reasonable, and transfers the heat energy in lower ambient air of low temperature to a drying room which requires high temperature effectively to achieve the desired thermal drying by adopting the technology of heat pump principle; compared with the traditional electric heating curing barn, not only the utilization ratio of energy efficiency is drastically improved, but also the baking time is effectively shortened, therefore enhancing the drying efficiency and quality; and the inverter controller can automatically adjust the operation frequency of the compressor according to the target temperature and after reaching the target temperature, the temperature of a small amplitude fluctuation is maintained with a smaller frequency operation; the energy is saved and environment can be protected, therefore the frequency-conversion high-temperature air heat pump drying system in the utility model is helpful in wide promotion and application and is particularly suitable for small-space barns or tunnel-type production lines.
Description
Technical field
The utility model belongs to drying technology field, is specifically related to a kind of frequency conversion high temperature air energy heat pump drying system.
Background technology
The structure of traditional drying system is and in baking room, is provided with some heat-generating pipes, generates heat to realize functions/drying by heat-generating pipe.Its heat time is long, and drying efficiency is poor.
It is a kind of new dry technology that air can be dried.It is to utilize source pump that low-temperature level in air can not be used for to dry heat energy to be converted into high potential temperature and to can be used for dry heat energy that air can be dried, for dry processing, compared with electrical drying, utilize air energy dry heat efficiency high, consume energy low, thereby in some dry fields, start to apply, compared with dry with fire coal, air can be dry energy consumption cost high, it is promoted the use of and be subject to certain limitation, therefore for further better realizing the objects such as energy-saving, environment-friendly and high-efficiency, be badly in need of a kind of frequency conversion high temperature air energy heat pump drying system of energy-saving, environment-friendly and high-efficiency.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is, a kind of reasonable in design, ingenious is provided, and effectively shortens baking time, improves dries quantity, and the frequency conversion high temperature air energy heat pump drying system of energy-conserving and environment-protective.
For achieving the above object, technical scheme provided by the utility model is: a kind of frequency conversion high temperature air energy heat pump drying system, it comprises expansion valve, gas-liquid separator, frequency-variable controller and being connected with this frequency-variable controller respectively, and be subject to the compressor of its control, internal circulation heat-exchanging device and external circulation heat exchanger, described internal circulation heat-exchanging device is arranged on outside baking room, and be connected with baking room by thermal insulation air channel, described compressor, internal circulation heat-exchanging device, external circulation heat exchanger is connected and is formed the refrigerant circulation circuit of sealing by pipeline with gas-liquid separator, described expansion valve is arranged on the pipeline between described external circulation heat exchanger and gas-liquid separator.
As a kind of improvement of the present utility model, described gas-liquid separator is the gas-liquid separator with regenerative apparatus.
As a kind of improvement of the present utility model, described internal circulation heat-exchanging device comprises interior circulating fan and is arranged on the interior heat exchanger of this interior circulating fan one side.
As a kind of improvement of the present utility model, described external circulation heat exchanger comprises outer circulation blower fan and is arranged on the external heat exchanger of this outer circulation blower fan one side.
The beneficial effects of the utility model are: the utility model structural design is ingenious, reasonable, adopt heat pump principle technology, effectively by thermal energy transfer in the surrounding air of low-temperature level to needing in the baking room of high temperature, to reach the heat energy of baking needed, with traditional electrical heating barn comparison, not only improve dramatically efficiency utilization rate, also effectively shortened baking time, greatly improved and dried efficiency and quality; And frequency-variable controller can regulate the running frequency of compressor automatically according to target temperature, reach after design temperature with compared with the fluctuation within a narrow range of small frequency operation holding temperature, energy-conserving and environment-protective, are beneficial to wide popularization and application, are specially adapted to barn or the tunnel type production line in little space.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Referring to Fig. 1, a kind of frequency conversion high temperature air energy heat pump drying system that the present embodiment provides, it comprises expansion valve 1, gas-liquid separator 2, frequency-variable controller 3 and being connected with this frequency-variable controller 3 respectively, and be subject to the compressor 4 of its control, internal circulation heat-exchanging device 5 and external circulation heat exchanger 6, described internal circulation heat-exchanging device 5 is arranged on outside baking room 7, and be connected with baking room 7 by thermal insulation air channel, described compressor 4, internal circulation heat-exchanging device 5, external circulation heat exchanger 6 is connected and is formed the refrigerant circulation circuit of sealing by pipeline 8 with gas-liquid separator 2, described expansion valve 1 is arranged on the pipeline 8 between described external circulation heat exchanger 6 and gas-liquid separator 2.
Described gas-liquid separator 2 is the gas-liquid separator with regenerative apparatus.Described internal circulation heat-exchanging device 5 comprises interior circulating fan 51 and is arranged on the interior heat exchanger 52 of these interior circulating fan 51 1 sides.Described external circulation heat exchanger 6 comprises outer circulation blower fan 61 and is arranged on the external heat exchanger 62 of these outer circulation blower fan 61 1 sides.Structural design is ingenious, reasonable.
The operation principle of the utility model frequency conversion high temperature air energy heat pump drying system: by compressor 4, internal circulation heat-exchanging device 5, external circulation heat exchanger 6 is connected and is formed the refrigerant circulation circuit of sealing by pipeline 8 with gas-liquid separator 2, by the work of compressor 4, the gas of refrigerant boil down to HTHP enters interior heat exchanger 52, reject heat to the rear refrigerant condensation of baking room 7 and become the liquid of HTHP by interior circulating fan 51, enter the gas-liquid separator 2 with regenerative apparatus, with the further heat exchange of low temperature return-air, improve degree of supercooling, enter afterwards the liquid refrigerants that expansion valve 1 throttling becomes low-temp low-pressure, entering external heat exchanger 62 evaporates again, become the gas of low-temp low-pressure by the airborne heat of effect absorbing environmental of outer circulation blower fan 61, then enter the gas-liquid separator 2 with regenerative apparatus, with after the further heat exchange of condensed high-temperature liquid state refrigerant, get back to compressor 4, complete a circulation.Along with circulation is constantly carried out, the heat in surrounding air is just continually to being discharged in baking room.Efficiency utilization rate is high, not only significantly shortens baking time, improve and dry efficiency, and dries quantity is good.
The utility model frequency conversion high temperature air energy heat pump drying system specifically has following characteristics.
1, adopt heat pump principle technology, effectively by thermal energy transfer in the surrounding air of low-temperature level to needing in the baking room of high temperature, to reach the heat energy of baking needed, with traditional electrical heating barn comparison, not only improve dramatically efficiency utilization rate, also effectively shorten baking time, greatly improved and dried efficiency and quality.
2, adopt frequency conversion control technique; frequency-variable controller 3 can regulate automatically according to target temperature the running frequency of compressor 4; the work initial stage is with higher frequency operation; after fast approaching target temperature, progressively reduce again running frequency; reach after design temperature with compared with the fluctuation within a narrow range of small frequency operation holding temperature, realize the constant temperature work of not shutting down.Compare with conventional heat pump, the rush of current of having avoided compressor 4 frequent startings to cause, can avoid again temperature significantly to shake, and is specially adapted to barn or the tunnel type production line in little space.
3, adopt the gas-liquid separator 2 with regenerative apparatus, can make refrigerant low temperature return-air and the further heat exchange of condensed refrigerant, to improve degree of supercooling, thus the efficiency of raising refrigeration system.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change and revise above-mentioned embodiment.Therefore, the utility model is not limited to the specific embodiment disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model, adopt other system of structure same or similar with it, all in the utility model protection domain.
Claims (4)
1. a frequency conversion high temperature air energy heat pump drying system, it is characterized in that: it comprises expansion valve, gas-liquid separator, frequency-variable controller and being connected with this frequency-variable controller respectively, and be subject to the compressor of its control, internal circulation heat-exchanging device and external circulation heat exchanger, described internal circulation heat-exchanging device is arranged on outside baking room, and be connected with baking room by thermal insulation air channel, described compressor, internal circulation heat-exchanging device, external circulation heat exchanger is connected and is formed the refrigerant circulation circuit of sealing by pipeline with gas-liquid separator, described expansion valve is arranged on the pipeline between described external circulation heat exchanger and gas-liquid separator.
2. frequency conversion high temperature air energy heat pump drying system according to claim 1, is characterized in that, described gas-liquid separator is the gas-liquid separator with regenerative apparatus.
3. frequency conversion high temperature air energy heat pump drying system according to claim 1, is characterized in that, described internal circulation heat-exchanging device comprises interior circulating fan and is arranged on the interior heat exchanger of this interior circulating fan one side.
4. frequency conversion high temperature air energy heat pump drying system according to claim 1, is characterized in that, described external circulation heat exchanger comprises outer circulation blower fan and is arranged on the external heat exchanger of this outer circulation blower fan one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369708.5U CN203595375U (en) | 2013-06-26 | 2013-06-26 | Frequency-conversion high-temperature air heat pump drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369708.5U CN203595375U (en) | 2013-06-26 | 2013-06-26 | Frequency-conversion high-temperature air heat pump drying system |
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| Publication Number | Publication Date |
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| CN203595375U true CN203595375U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320369708.5U Expired - Fee Related CN203595375U (en) | 2013-06-26 | 2013-06-26 | Frequency-conversion high-temperature air heat pump drying system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091458A (en) * | 2016-08-10 | 2016-11-09 | 合肥海瑞弗机房设备有限公司 | Integral type high temperature frequency conversion heat pump heating air conditioning system |
| CN106500495A (en) * | 2016-12-16 | 2017-03-15 | 江苏天舒电器股份有限公司 | A kind of frequency conversion capability-variable heat pump hot air drying system and its control method |
| CN113998864A (en) * | 2021-10-21 | 2022-02-01 | 杰瑞环保科技有限公司 | Drying equipment control method, drying equipment control module, drying equipment and storage medium |
-
2013
- 2013-06-26 CN CN201320369708.5U patent/CN203595375U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091458A (en) * | 2016-08-10 | 2016-11-09 | 合肥海瑞弗机房设备有限公司 | Integral type high temperature frequency conversion heat pump heating air conditioning system |
| CN106500495A (en) * | 2016-12-16 | 2017-03-15 | 江苏天舒电器股份有限公司 | A kind of frequency conversion capability-variable heat pump hot air drying system and its control method |
| CN106500495B (en) * | 2016-12-16 | 2022-03-25 | 江苏天舒电器股份有限公司 | Variable-frequency variable-capacity heat pump hot air drying system and control method thereof |
| CN113998864A (en) * | 2021-10-21 | 2022-02-01 | 杰瑞环保科技有限公司 | Drying equipment control method, drying equipment control module, drying equipment and storage medium |
| CN113998864B (en) * | 2021-10-21 | 2023-06-27 | 杰瑞环保科技有限公司 | Drying equipment control method, module, drying equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20140514 Termination date: 20150626 |
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| EXPY | Termination of patent right or utility model |