CN207422850U - A kind of energy saving heat pump drying machine - Google Patents
A kind of energy saving heat pump drying machine Download PDFInfo
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- CN207422850U CN207422850U CN201721148027.0U CN201721148027U CN207422850U CN 207422850 U CN207422850 U CN 207422850U CN 201721148027 U CN201721148027 U CN 201721148027U CN 207422850 U CN207422850 U CN 207422850U
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- energy saving
- drying machine
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Abstract
The utility model discloses a kind of energy saving heat pump drying machines, include sequentially connected compressor, indoor condenser and outdoor evaporator, the outdoor evaporator is provided with the first wind turbine, the interior condenser sets the breeze fan of blowing inside oriented hothouse, the outdoor evaporator 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, and 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 the outside of outdoor evaporator, and the outlet of the cold air duct is close to the inlet side of indoor condenser.The utility model reduces energy consumption by the heat of secondary recovery damp-heat air, energy saving.
Description
Technical field
The utility model is related to drying equipment technical fields, are specifically a kind of energy saving heat pump drying machine.
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 heat pump drier be use compared with
Extensive drying machine, existing heat pump drier are typically mounted on outside hothouse, by the breeze fan of condenser to hothouse
Be sent into hot wind, hothouse opposite side installs air exhauster and takes the dry damp-heat air generated away, but damp-heat air temperature compared with
Height 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 machine, recycles damp-heat air
Heat, reduce energy consumption, it is energy saving.
Technical solution is used by the utility model solves its technical problem：
A kind of energy saving heat pump drying machine includes sequentially connected compressor, indoor condenser and outdoor evaporator, institute
It states outdoor evaporator and is provided with the first wind turbine, the interior condenser sets the breeze fan of blowing inside oriented hothouse, institute
It states outdoor evaporator and is connected with heat exchanger, the heat exchanger is internally provided with cold air duct for carrying out heat exchange and hot wind leads to
Road, the import of the hot-air channel are provided with to take the induced draft fans of the damp-heat air of hothouse away, the hot-air channel
Outlet is close to the inlet side of outdoor evaporator；The import of the cold air duct is arranged in the outside of outdoor evaporator, the cold wind
The outlet of passage 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 for being generated drying operation by induced draft fans is pumped into heat exchange
Device blows to outdoor evaporator by hot-air channel, and outdoor cold wind blows to indoor condenser by cold air duct, in heat exchanger
Cold wind carries out heat exchange with damp-heat air, improves the temperature of cold wind, utilizes the waste heat of damp-heat air for the first time；Outdoor evaporator
First blower fan work generates negative-pressure sucking in the inlet side of outdoor evaporator and the damp-heat air flowed out in hot-air channel is pumped into room
Outer evaporator 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 for the second time,
On the one hand the utility model has recycled the waste heat of damp-heat air, reduce the waste of the energy, on the other hand substantially reduce heat pump
The energy consumption of drying machine, 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 use state diagram of the utility model.
Specific embodiment
With reference to Fig. 1~Fig. 2, a kind of energy saving heat pump drying machine includes sequentially connected compressor 11, outdoor evaporator 12
And indoor condenser 13, the outdoor evaporator 12 are provided with the first wind turbine 121, the interior condenser 13 sets oriented dry
The breeze fan 131 of dry chamber interior blowing, the outdoor evaporator 12 are connected with heat exchanger 3, and the heat exchanger 3 is internally provided with
For carrying out the cold air duct of heat exchange and hot-air channel, the import of the hot-air channel is provided with to take the wet of hothouse away
The induced draft fans 31 of hot-air, the outlet of the hot-air channel is close to the inlet side of outdoor evaporator 12；The cold air duct
Import is arranged in the outside of outdoor evaporator 12, and the outlet of the cold air duct is close to the inlet side of indoor condenser 13.Reference
Fig. 3, the work flow of energy saving heat pump drying machine is as follows, the refrigerant gas that compressor 11 works to indoor condenser 13 supply high temperature
Body, cold media gas are condensed into liquid release heat in condenser 13, heat the air through indoor condenser 13, pass through indoors
Breeze fan 131 is sent into hot wind to hothouse 2, so that the material to be dried being placed in hothouse 2 removes moisture, completes dry
Dry operation；Refrigerant liquid, which flows through outdoor evaporator 12 and flashes to gas, returns to compressor 11.Made by induced draft fans 31 by dry
The damp-heat air that industry generates is pumped into heat exchanger 3, blows to outdoor evaporator 12 by hot-air channel, outdoor cold wind leads to by cold wind
The indoor condenser 13 of road flow direction, cold wind carries out heat exchange with damp-heat air in heat exchanger 3, improves the temperature of cold wind, for the first time
It make use of the waste heat of damp-heat air；First wind turbine 121 of outdoor evaporator 12 works, and is generated in the inlet side of outdoor evaporator 12
The damp-heat air flowed out in hot-air channel suction outdoor evaporator 12 is discharged to outdoor by negative-pressure sucking again, more than damp-heat air
Heat is consumed energy for the heat supply of refrigerant liquid evaporation with reducing, and be make use of the waste heat of damp-heat air for the second time, has on the one hand been recycled wet
The waste heat of hot-air reduces the waste of the energy, on the other hand substantially reduces energy consumption, energy saving, more environmentally friendly energy saving.
The first scheme, the heat exchanger 3 are internally provided with several parallel heat exchange fins, adjacent two heat exchange fins
Between form wind passage, the wind passage composition cold air duct of odd number, the wind passage composition hot-air channel of even number, in order to add
Big heat exchange area, heat exchange fin are arranged to waveform.
Second scheme, heat exchanger 3 are internally provided with several heat exchange copper tubes, and the inside of the heat exchange copper tube forms hot wind and leads to
Road, the external of the heat exchange copper tube form cold air duct.Preferably, the heat exchange copper tube is arranged to multiple rows of, and adjacent two rows are changed
Hot copper pipe interlaced arrangement, heat exchange copper tube may be arranged as spiral shape to increase heat exchange area and time.Preferably, it is described cold
80 degree of angle is formed between wind passage and hot-air channel.
Above-mentioned two kinds of schemes, heat exchanger 3 are separated cold wind and damp-heat air using heat exchange fin or heat exchange copper tube, heat exchange
The heat conductivility of fin or heat exchange copper tube is superior to be conducive to accelerate heat transfer rate, improves the cold wind of supply chamber inner condenser 13
Temperature, improve the hot blast temperature that indoor condenser 13 is sent into hothouse 2 indirectly, improve the utilization ratio of heat.
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.
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 (8)
1. a kind of energy saving heat pump drying machine includes sequentially connected compressor (11), indoor condenser (13) and outdoor steaming
Device (12) is sent out, the outdoor evaporator (12) is provided with the first wind turbine (121), and the interior condenser (13) sets oriented drying
The breeze fan (131) of chamber interior blowing, it is characterised in that：The outdoor evaporator (12) is connected with heat exchanger (3), described to change
Hot device (3) is internally provided with to carry out the cold air duct and hot-air channel of heat exchange, and the import of the hot-air channel is provided with
For taking the induced draft fans of the damp-heat air of hothouse (31) away, the outlet of the hot-air channel is close to outdoor evaporator (12)
Inlet side；The import of the cold air duct is arranged in the outside of outdoor evaporator (12), and the outlet of the cold air duct is close to room
The inlet side of inner condenser (13).
2. a kind of energy saving heat pump drying machine according to claim 1, it is characterised in that：The cold air duct and hot-air channel
Between formed 60 to 90 degree angles.
3. a kind of energy saving heat pump drying machine according to claim 2, it is characterised in that：It is set inside the heat exchanger (3)
There are several parallel heat exchange fins, wind passage is formed between adjacent two heat exchange fins, the wind passage composition of odd number is cold
Wind passage, the wind passage composition hot-air channel of even number.
4. a kind of energy saving heat pump drying machine according to claim 3, it is characterised in that：The heat exchange fin is arranged to wave
Shape.
5. a kind of energy saving heat pump drying machine according to claim 2, it is characterised in that：It is set inside the heat exchanger (3)
There are several heat exchange copper tubes, the inside of the heat exchange copper tube forms hot-air channel, and the external of the heat exchange copper tube forms cold air duct.
6. a kind of energy saving heat pump drying machine according to claim 5, 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.
7. a kind of energy saving heat pump drying machine according to claim 5, it is characterised in that：The heat exchange copper tube is arranged to spiral
Shape, the heat exchange copper tube are arranged to multiple rows of and adjacent two rows of heat exchange copper tube interlaced arrangements.
8. according to any a kind of energy saving heat pump drying machine in claim 1-7, it is characterised in that：The cold air duct
Import is equipped with dedusting guard (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148027.0U CN207422850U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148027.0U CN207422850U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying machine |
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| Publication Number | Publication Date |
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| CN207422850U true CN207422850U (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721148027.0U Active CN207422850U (en) | 2017-09-07 | 2017-09-07 | A kind of energy saving heat pump drying machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588655A (en) * | 2017-09-07 | 2018-01-16 | 江门市创惠节能科技有限公司 | A kind of energy saving heat pump drying machine |
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2017
- 2017-09-07 CN CN201721148027.0U patent/CN207422850U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588655A (en) * | 2017-09-07 | 2018-01-16 | 江门市创惠节能科技有限公司 | A kind of energy saving heat pump drying machine |
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