CN207422855U - A kind of energy saving heat pump drying system - Google Patents
A kind of energy saving heat pump drying system Download PDFInfo
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- CN207422855U CN207422855U CN201721148010.5U CN201721148010U CN207422855U CN 207422855 U CN207422855 U CN 207422855U CN 201721148010 U CN201721148010 U CN 201721148010U CN 207422855 U CN207422855 U CN 207422855U
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- heat pump
- heat
- hot
- hothouse
- air channel
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Abstract
The utility model discloses a kind of energy saving heat pump drying systems, include heat pump main frame and hothouse, the heat pump main frame includes sequentially connected compressor, indoor condenser and outdoor evaporator, the outdoor evaporator is provided with the first wind turbine, the interior condenser is provided with the breeze fan towards blowing inside hothouse, the heat pump main frame is connected with heat exchanger, the heat exchanger is internally provided with to carry out the cold air duct and hot-air channel of heat exchange, the import of the hot-air channel is provided with to take the induced draft fans of the damp-heat air of hothouse away, the outlet of the hot-air channel is close to the inlet side of outdoor evaporator；The import of the cold air duct is arranged in outside hothouse, and the outlet of the cold air duct is close to the inlet side of indoor condenser.
Description
Technical field
The utility model is related to drying equipment technical fields, are specifically a kind of energy saving heat pump drying system.
Background technology
It is dry refer to moisture or the technology of other hygroscopic waters are removed from wet stock, be widely used in chemical industry, food, light industry,
Each industrial circles such as weaving, coal, agriculture and forestry product processing and building materials.Its basic principle is, at a certain temperature, any aqueous
Wet stock has certain vapour pressure, and when this vapour pressure is more than the water vapor partial pressure in ambient gas, moisture will vaporize.Vaporization institute
Calorific requirement is provided from surrounding hot gas or by other heat sources by radiation, heat transfer.It understands to influence by principles above dry
There are two the objective condition of dry efficiency：One is the water vapor partial pressure in surrounding air, and one is heat.According to the supplier of heat
Formula is different, and there are many dry type, such as convective drying, conductive drying, radiant drying, dielectric heating dryings etc..Convective drying exists
Most widely used in production, it includes pneumatic conveying drying, spray drying, fluidized drying, revolving drum drying and carriage-type drying etc..Conduction
It is dry to include roller drying, freeze-drying, vacuum rake type drying etc..Radiant drying and dielectric heating drying since cost is higher,
Industrially using less.More than drying means or drying equipment all suffer from a contradiction, i.e. drying efficiency and drying cost is past
It is past directly proportional, also increase energy consumption cost while increasing heat supply.Therefore, existing highly effective drying function is developed, again
Can be the important directions of current drying industry technology development with the drying device of energy-conservation of consumption reduction.Wherein Analysis of Heat Pump Drying System is to use
Wide drying system, existing Analysis of Heat Pump Drying System are typically to install heat pump main frame in the one side of hothouse, pass through condensation
The breeze fan of device is sent into hot wind to hothouse, and opposite side installs air exhauster and takes the dry damp-heat air generated away, still
Damp-heat air temperature is higher, directly drains and causes substantial amounts of thermal loss, is unfavorable for energy-saving.
The content of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of energy saving heat pump drying system, recycles air draft
Heat reduces energy consumption, energy saving.
Technical solution is used by the utility model solves its technical problem：
A kind of energy saving heat pump drying system includes heat pump main frame and hothouse, and the heat pump main frame includes to be connected successively
Compressor, indoor condenser and the outdoor evaporator connect, the outdoor evaporator are provided with the first wind turbine, the interior condensation
Device is provided with the breeze fan towards blowing inside hothouse, and the heat pump main frame is connected with heat exchanger, inside the heat exchanger
It is provided with to carry out the cold air duct and hot-air channel of heat exchange, the import of the hot-air channel is provided with to take drying away
The induced draft fans of the damp-heat air of room, the outlet of the hot-air channel is close to the inlet side of outdoor evaporator；The cold air duct
Import be arranged in outside hothouse, the outlet of the cold air duct is close to the inlet side of indoor condenser.
The angle of 60 to 90 degree is formed as the improvement of above-mentioned technical proposal, between the cold air duct and hot-air channel.
As being further improved for above-mentioned technical proposal, the heat exchanger is internally provided with several parallel heat exchange fins,
Wind passage, the wind passage composition cold air duct of odd number, the wind passage of even number are formed between two adjacent heat exchange fins
Form hot-air channel.
It is further improved, the heat exchanger is internally provided with several heat exchange copper tubes, and the inside of the heat exchange copper tube forms heat
Wind passage, the external of the heat exchange copper tube form cold air duct.
It is further improved, the heat exchange copper tube is arranged to multiple rows of, adjacent two rows of heat exchange copper tube interlaced arrangements.
It is further improved, the import of the cold air duct is equipped with dedusting guard.
It is further improved, is provided with demarcation strip in the hothouse, between the top surface of the demarcation strip and hothouse, side
Return air channel is formed, the import of the hot-air channel of the heat exchanger and the outlet of cold air duct are located in return air channel, the room
Inner condenser is connected on demarcation strip.
It is further improved, the both sides of the interior condenser are provided with circulating fan.
The beneficial effects of the utility model are：The damp-heat air that drying operation generates is taken away by induced draft fans, is passed through
Hot-air channel blows to outdoor evaporator, and outdoor cold wind blows to indoor condenser by cold air duct, in heat exchanger cold wind with
Damp-heat air carries out heat exchange, improves the temperature of cold wind, utilizes the waste heat of damp-heat air for the first time；First wind of outdoor evaporator
The inlet side that machine is operated in outdoor evaporator generates negative-pressure sucking by the outdoor evaporation of the damp-heat air flowed out in hot-air channel suction
Device is discharged to outdoor again, is refrigerant evaporation heat supply using the waste heat of damp-heat air, utilizes the waste heat of damp-heat air, this practicality for the second time
New one side has recycled the waste heat of damp-heat air, reduces the waste of the energy, on the other hand substantially reduces heat pump main frame
Energy consumption, it is energy saving, it is more environmentally friendly energy saving.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the top view of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the partial enlarged view of Fig. 2.
Specific embodiment
With reference to Fig. 1~Fig. 3, a kind of energy saving heat pump drying system includes heat pump main frame 1 and hothouse 2, the heat pump master
Machine 1 includes sequentially connected compressor 11, indoor condenser 13 and outdoor evaporator 12, the outdoor evaporator 12 and sets
There is the first wind turbine 121, the interior condenser 13 is provided with the breeze fan 131 towards 2 inside blowing of hothouse, the heat pump
Host 1 is connected with heat exchanger 3, and the heat exchanger 3 is internally provided with to carry out the cold air duct and hot-air channel of heat exchange, institute
The import for stating hot-air channel is provided with to take the induced draft fans 31 of the damp-heat air of hothouse 2 away, and the hot-air channel goes out
Mouth is close to the inlet side of outdoor evaporator 12；The import of the cold air duct is arranged in outside hothouse 2, the cold air duct
Outlet is close to the inlet side of indoor condenser 13.Using the above structure, drying operation flow is as follows, and compressor 11 works to interior
Condenser 13 supplies the cold media gas of high temperature, and cold media gas is condensed into liquid release heat in condenser 13 indoors, and heating is worn
The air of indoor condenser 13 is crossed, hot wind is sent into hothouse 2 by breeze fan 131, so that being placed in hothouse 2
Material to be dried removes moisture, completes drying operation；Refrigerant liquid, which flows through outdoor evaporator 12 and flashes to gas again, returns to pressure
Contracting machine 11.The damp-heat air that drying operation generates is taken away by induced draft fans 31, outdoor evaporator is blowed to by hot-air channel
12, outdoor cold wind blows to indoor condenser 13 by cold air duct, and cold wind carries out heat exchange with damp-heat air in heat exchanger,
The temperature of cold wind is improved, make use of the waste heat of damp-heat air for the first time；First wind turbine 121 of outdoor evaporator 12 is operated in outdoor
The inlet side of evaporator 12 generates negative-pressure sucking and the damp-heat air flowed out in hot-air channel is extracted into outdoor, utilizes damp-heat air
Waste heat is refrigerant liquid evaporation heat supply, make use of the waste heat of damp-heat air for the second time, has on the one hand recycled damp-heat air
Waste heat, reduces the waste of the energy, on the other hand substantially reduces the energy consumption of heat pump main frame, energy saving, more environmentally friendly energy saving.
In the present embodiment, it is preferred that the heat exchanger 3 is internally provided with several parallel heat exchange fins, and adjacent two
Wind passage, the wind passage composition cold air duct of odd number, the wind passage composition hot wind of even number are formed between piece heat exchange fin
Passage.Or heat exchanger 3 is internally provided with several heat exchange copper tubes, the inside of the heat exchange copper tube forms hot-air channel, described
The external of heat exchange copper tube forms cold air duct.Preferably, the heat exchange copper tube is arranged to multiple rows of, and adjacent two rows of heat exchange copper tubes are handed over
Mistake arrangement.Preferably, 80 degree of angle is formed between the cold air duct and hot-air channel.Utilize heat exchange fin or heat exchange copper
Pipe separates cold wind and damp-heat air, and the heat conductivility of heat exchange fin or heat exchange copper tube is superior to be also beneficial to accelerate heat exchange speed
Degree.
In the present embodiment, it is preferred that the import of the cold air duct is equipped with dedusting guard 32 to remove in air
Dust, sundries keep the cleaning of heat exchanger 3, improve the cleanliness factor into the hot wind of hothouse 2.
In the present embodiment, it is preferred that demarcation strip 21, the demarcation strip 21 and hothouse 2 are provided in the hothouse 2
Top surface, form return air channel between side, the import of hot-air channel and the outlet of cold air duct of the heat exchanger 3 are located at back
In wind passage, the interior condenser 13 is connected on demarcation strip 21.Preferably, the both sides of the indoor condenser 13 are provided with
Circulating fan 4.Using the above structure, return air channel is separated out by demarcation strip 21, indoor condenser 13 exports hot wind to drying
Heated material in room 2 so that material removes moisture removal, and the damp-heat air that drying operation generates flows to heat exchanger 3 by return air channel
Hot-air channel import and indoor condenser 13, a part is taken away by induced draft fans 31, by heat exchanger 3, outdoor evaporator
12 exclude outdoor, and recovery waste heat；Another part is heated again by indoor condenser 13 into hothouse 2, is recycled.
The better embodiment of the above, simply the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as it reaches the technique effect of the utility model with any same or similar means, should all fall into the utility model
Within protection domain.
Claims (7)
1. a kind of energy saving heat pump drying system, includes heat pump main frame (1) and hothouse (2), the heat pump main frame (1) includes
Sequentially connected compressor (11), indoor condenser (13) and outdoor evaporator (12), the outdoor evaporator (12) are set
There is the first wind turbine (121), the interior condenser (13) is provided with the breeze fan (131) towards blowing inside hothouse (2),
It is characterized in that：The heat pump main frame (1) is connected with heat exchanger (3), and the heat exchanger (3) is internally provided with to carry out hot friendship
The cold air duct and hot-air channel changed, the import of the hot-air channel are provided with to take the damp-heat air of hothouse (2) away
Induced draft fans (31), the outlet of the hot-air channel is close to the inlet side of outdoor evaporator (12)；The import of the cold air duct
Hothouse (2) outside is arranged in, the outlet of the cold air duct is close to the inlet side of indoor condenser (13)；The hothouse
(2) it is provided with demarcation strip (21) in, forms return air channel between the top surface of the demarcation strip (21) and hothouse (2), side, institute
It states the import of the hot-air channel of heat exchanger (3) and the outlet of cold air duct is located in return air channel, the interior condenser (13)
It is connected on demarcation strip (21).
2. a kind of energy saving heat pump drying system according to claim 1, it is characterised in that：The cold air duct and hot wind lead to
The angle of 60 to 90 degree is formed between road.
3. a kind of energy saving heat pump drying system according to claim 2, it is characterised in that：It is set inside the heat exchanger (3)
Several parallel heat exchange fins are equipped with, wind passage, the wind passage composition of odd number are formed between adjacent two heat exchange fins
Cold air duct, the wind passage composition hot-air channel of even number.
4. a kind of energy saving heat pump drying system according to claim 2, it is characterised in that：It is set inside the heat exchanger (3)
Several heat exchange copper tubes are equipped with, the inside of the heat exchange copper tube forms hot-air channel, and the external cold wind that formed of the heat exchange copper tube leads to
Road.
5. a kind of energy saving heat pump drying system according to claim 4, it is characterised in that：The heat exchange copper tube is arranged to more
Row, adjacent two rows of heat exchange copper tube interlaced arrangements.
6. a kind of energy saving heat pump drying system according to claim 3 or 5, it is characterised in that：The cold air duct into
Mouth is equipped with dedusting guard (32).
7. a kind of energy saving heat pump drying system according to claim 1, it is characterised in that：The interior condenser (13)
Both sides are provided with circulating fan (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148010.5U CN207422855U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148010.5U CN207422855U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying system |
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| Publication Number | Publication Date |
|---|---|
| CN207422855U true CN207422855U (en) | 2018-05-29 |
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ID=62315789
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721148010.5U Active CN207422855U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560418A (en) * | 2017-09-07 | 2018-01-09 | 江门市创惠节能科技有限公司 | A kind of energy saving heat pump drying system |
-
2017
- 2017-09-07 CN CN201721148010.5U patent/CN207422855U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560418A (en) * | 2017-09-07 | 2018-01-09 | 江门市创惠节能科技有限公司 | A kind of energy saving heat pump drying system |
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