CN203837461U - Heat pump dryer - Google Patents
Heat pump dryer Download PDFInfo
- Publication number
- CN203837461U CN203837461U CN201420231700.7U CN201420231700U CN203837461U CN 203837461 U CN203837461 U CN 203837461U CN 201420231700 U CN201420231700 U CN 201420231700U CN 203837461 U CN203837461 U CN 203837461U
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- CN
- China
- Prior art keywords
- drying
- condenser
- heat pump
- baking oven
- secondary baking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a heat pump dryer which comprises a heat pump unit, a drying box and a circulation fan. The drying box comprises a drying chamber and an auxiliary drying box which are separated by a middle partition plate. The middle partition plate is provided with an air inlet hole and an air return hole. The heat pump unit comprises an evaporator, a compressor, a condenser and a throttling valve which constitute a circulation loop. The condenser extends into the auxiliary drying box, and an exhaust outlet is formed in the bottom of the auxiliary drying box. In the working process, the circulation fan drives the air in the drying chamber and the auxiliary drying box to achieve circulation flowing, refrigerating fluid which flows circularly in the heat pump unit gives out heat when flowing through the condenser and conducts continuous heating on the circulated air in the auxiliary drying box, and the temperature in the drying chamber is made to meet the request for drying materials. The exhaust outlet can be opened and closed according to needs, the exhaust outlet can achieve the effect of adjusting the temperature in the drying chamber during drying work, and the effect of exhausting hot air in the drying chamber can also be achieved after drying is completed. Accordingly, the heat pump dryer has the advantages of being novel in structural design, free of pollution, high in energy efficiency, and capable of achieving energy saving and emission reduction.
Description
Technical field
The utility model relates to drying unit technical field, relates in particular to a kind of heat pump dryer.
Background technology
Drying materials process is a huge power consumption process, according to statistics, in most of developed countries, for drying consumed energy, account for the 7%-15% of national total energy consumption, and the thermal efficiency is only 25%-50%, and most of drying course particularly for example, all can exert an influence to its color and luster, nutrition, local flavor and tissue to heat sensitive material (food and biological material).
Prior art generally adopts the mode of briquette boiler to carry out drying and processing to material; Yet in actual drying and processing process, there is air waste pollution, energy consumption is high and efficiency is low shortcoming in existing briquette boiler mode.
Summary of the invention
The purpose of this utility model is to provide a kind of heat pump dryer for the deficiencies in the prior art, and this heat pump dryer structural design is novel, pollution-free, efficiency is high and can reach the object of energy-saving and emission-reduction.
For achieving the above object, the utility model is achieved through the following technical solutions.
A kind of heat pump dryer, the drying baker that includes source pump and be installed in source pump side, drying baker includes isolated drying room and secondary baking oven by the central dividing plate of vertical extension, the upper end of central dividing plate offers the fresh air inlet that is communicated with drying room and secondary baking oven, and the bottom of central dividing plate offers the return air hole that is communicated with drying room and secondary baking oven; Source pump includes evaporimeter, compressor, condenser and the choke valve that connects successively and form closed circuit, and condenser is inserted in secondary baking oven, and the interior upper end side in condenser of secondary baking oven is equiped with by motor and drives the circulating fan rotating; The bottom of secondary baking oven is provided with the alternative exhaust outlet of opening, closing in the lower end side of condenser.
The beneficial effects of the utility model are: a kind of heat pump dryer described in the utility model, it comprises source pump and drying baker, drying baker comprises isolated drying room and secondary baking oven by central dividing plate, fresh air inlet is offered in central dividing plate upper end, return air hole is offered in central dividing plate bottom, source pump comprises evaporimeter, compressor, condenser and the choke valve that connects successively and form closed circuit, condenser is inserted in secondary baking oven, in secondary baking oven, in upper end of condenser side installing circulating fan, the bottom of secondary baking oven arranges exhaust outlet.During work, motor drives the circulating fan action in secondary baking oven, under the driving effect of circulating fan, air in drying room and secondary baking oven is realized and being circulated, the cold-producing medium circulating heat release the circulated air in secondary baking oven is carried out to continuous heating when flowing through condenser, and finally make temperature in drying room reach the requirement of material drying.In addition, exhaust outlet can be opened, close as required, and exhaust outlet can play the effect that regulates temperature in drying room when drying operation, and after drying, also can play the effect of hot-air in discharge drying room.Comprehensive above-mentioned situation is known, the utlity model has structural design novelty, pollution-free, efficiency is high and the advantage of energy-saving and emission-reduction.
Accompanying drawing explanation
Utilize accompanying drawing to be further detailed the utility model below, but the embodiment in accompanying drawing does not form any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
In Fig. 1, include:
1---source pump 11---evaporimeter
12---compressor 13---condenser
14---choke valve 2---drying baker
21---central dividing plate 211---fresh air inlet
212---return air hole 22---drying room
23---secondary baking oven 24---exhaust outlet
3---circulating fan.
The specific embodiment
Below in conjunction with concrete embodiment, the utility model is described.
As shown in Figure 1, a kind of heat pump dryer, the drying baker 2 that includes source pump 1 and be installed in source pump 1 side, drying baker 2 includes isolated drying room 22 and secondary baking oven 23 by the central dividing plate 21 of vertical extension, the upper end of central dividing plate 21 offers the fresh air inlet 211 that is communicated with drying room 22 and secondary baking oven 23, and the bottom of central dividing plate 21 offers the return air hole 212 that is communicated with drying room 22 and secondary baking oven 23; Source pump 1 includes evaporimeter 11, compressor 12, condenser 13 and the choke valve 14 that connects successively and form closed circuit, condenser 13 is inserted in secondary baking oven 23, and the interior upper end side in condenser 13 of secondary baking oven 23 is equiped with by motor and drives the circulating fan 3 rotating; The bottom of secondary baking oven 23 is provided with the alternative exhaust outlet 24 of opening, closing in the lower end side of condenser 13.
In source pump 1 course of work of the present utility model, the liquid refrigerant of low-temp low-pressure absorbs heat and is vaporized into the gaseous refrigerant of low-temp low-pressure when flowing through evaporimeter 11, the gaseous refrigerant of low-temp low-pressure enters in compressor 12, the gaseous refrigerant of 12 pairs of above-mentioned low-temp low-pressures of compressor does work and makes the gaseous refrigerant of low-temp low-pressure become the gaseous refrigerant of HTHP, the gaseous refrigerant of HTHP is when flowing through condenser 13 and heat release be liquefied as the liquid refrigerant of cryogenic high pressure, the liquid refrigerant of cryogenic high pressure becomes the liquid refrigerant of low-temp low-pressure after choke valve 14, the liquid refrigerant of this low-temp low-pressure again flows in evaporimeter 11 and realizes do action.
In the utility model course of work, motor drives circulating fan 3 actions in secondary baking oven 23, under the driving effect of circulating fan 3, drying room 22 is realized and being circulated with the air in secondary baking oven 23, be specially: through fresh air inlet 211, enter to air in drying room 22 drying room 22 of flowing through and be back in secondary baking oven 23 by return air hole 212, after the air in return air hole 212 enters to secondary baking oven 23 is being flowed through secondary baking oven 23, through fresh air inlet 211, enter in drying room 22 again, and then realization circulates; Need further to explain, at the above-mentioned air stream circulating in the process of secondary baking oven 23, the heat that above-mentioned absorption of air condenser 13 discharges and by continuous heating, and finally make temperature in drying room 22 reach the requirement of material drying.
In addition, need further point out, exhaust outlet 24 of the present utility model can be opened, close as required, in the utility model course of work, exhaust outlet 24 has the effect that regulates drying room 22 interior temperature, and after drying, exhaust outlet 24 can also play the effect of discharge drying room 22 interior hot-airs.
Comprehensive above-mentioned situation is known, the utlity model has structural design novelty, pollution-free, efficiency is high and the advantage of energy-saving and emission-reduction.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (1)
1. a heat pump dryer, it is characterized in that: the drying baker (2) that includes source pump (1) and be installed in source pump (1) side, drying baker (2) includes central dividing plate (21) by vertical extension and isolated drying room (22) and secondary baking oven (23), the upper end of central dividing plate (21) offers the fresh air inlet (211) that is communicated with drying room (22) and secondary baking oven (23), and the bottom of central dividing plate (21) offers the return air hole (212) that is communicated with drying room (22) and secondary baking oven (23); Source pump (1) includes evaporimeter (11), compressor (12), condenser (13) and the choke valve (14) that connects successively and form closed circuit, condenser (13) is inserted in secondary baking oven (23), and the interior upper end side in condenser (13) of secondary baking oven (23) is equiped with by motor and drives the circulating fan (3) rotating; The bottom of secondary baking oven (23) is provided with the alternative exhaust outlet (24) of opening, closing in the lower end side of condenser (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231700.7U CN203837461U (en) | 2014-05-07 | 2014-05-07 | Heat pump dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231700.7U CN203837461U (en) | 2014-05-07 | 2014-05-07 | Heat pump dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837461U true CN203837461U (en) | 2014-09-17 |
Family
ID=51515287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420231700.7U Expired - Fee Related CN203837461U (en) | 2014-05-07 | 2014-05-07 | Heat pump dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203837461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288677A (en) * | 2015-06-02 | 2017-01-04 | 广州市特滤净化设备有限公司 | A kind of clean cold drying storage chamber |
| CN106766853A (en) * | 2016-12-16 | 2017-05-31 | 东莞市风火轮热能科技有限公司 | A kind of heat pump drying system and its control method for paint line |
-
2014
- 2014-05-07 CN CN201420231700.7U patent/CN203837461U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288677A (en) * | 2015-06-02 | 2017-01-04 | 广州市特滤净化设备有限公司 | A kind of clean cold drying storage chamber |
| CN106766853A (en) * | 2016-12-16 | 2017-05-31 | 东莞市风火轮热能科技有限公司 | A kind of heat pump drying system and its control method for paint line |
| CN106766853B (en) * | 2016-12-16 | 2023-04-28 | 东莞市风火轮热能科技有限公司 | Heat pump drying system for coating production line and control method thereof |
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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: 20150507 |
|
| EXPY | Termination of patent right or utility model |