CN206724662U - A kind of frequency conversion air source high temperature drying system - Google Patents
A kind of frequency conversion air source high temperature drying system Download PDFInfo
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- CN206724662U CN206724662U CN201720467202.6U CN201720467202U CN206724662U CN 206724662 U CN206724662 U CN 206724662U CN 201720467202 U CN201720467202 U CN 201720467202U CN 206724662 U CN206724662 U CN 206724662U
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Abstract
It the utility model is related to a kind of frequency conversion air source high temperature drying system, including air channel, invariable frequency compressor, the first condensing heat exchanger, first throttle valve, the first evaporating heat exchanger, frequency-changeable compressor, the second condensing heat exchanger, magnetic valve, second throttle, the second evaporating heat exchanger, frequency conversion circulating fan and high-temperature heating place；Air channel, frequency conversion circulating fan connect with high-temperature heating place；First evaporating heat exchanger, the first condensing heat exchanger, the second evaporating heat exchanger and the second condensing heat exchanger are set in turn in air channel；Invariable frequency compressor, the first condensing heat exchanger, first throttle valve and the first evaporating heat exchanger are sequentially communicated and form loop；Frequency-changeable compressor, the second condensing heat exchanger, magnetic valve, second throttle and the second evaporating heat exchanger are sequentially communicated and form loop.Relative to prior art, the utility model not only have dual dehumidifying heating function, and ensure enter high-temperature heating place directly go out hot blast temperature it is constant, improve drying effect.
Description
Technical field
The utility model belongs to drying materials technical field, more particularly to a kind of frequency conversion air source high temperature drying system.
Background technology
Drying is an important process in the production processes such as industry, agricultural byproducts and food processing industry, drying course
It is high energy consumption process, drying unit and its drying course control include with drying the quality of converted products：Color, guarantee the quality
Phase, nutritional ingredient etc. are closely related, also closely related with production efficiency, cost, energy consumption etc..
Air source heat pump dryer is to apply steam compression type refrigerating technology, and heat energy is absorbed from air, and the thermal efficiency is electricity
More than the three times of heat, heat drying process non-pollutant discharge, production process is clean, safety, with traditional fire coal, combustion gas and electricity
The drying devices such as heat are compared, and it has the advantage such as environment-friendly, safe and reliable.But existing dryer largely there are
Following deficiency：1) heating and dehumidification is limited in one's ability, can not adapt to the requirement of dried material；2) because of the change of environment temperature, with determining frequency
The quantity of heat given up of the heat pump of compressor is change, and it is constant that can not ensure leaving air temp；3) when environment temperature arrival is very low
When, when the quantity of heat given up of compressor reaches a summit, the regulation of incoming frequency can not be carried out due to determining frequency circulating fan, so
It is constant that leaving air temp, which can not be ensured,.Due to the humidification factor such as dehumidifying effect finite sum leaving air temp is non-constant, so as to cause
Drying effect is bad.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of frequency conversion air source high temperature drying system, the drying system
System has the function of dual dehumidifying heating and can guarantee that constant air outlet temperature, so as to have good drying effect.
To achieve these goals, the utility model uses following technical scheme：
A kind of frequency conversion air source high temperature drying system, including air channel, invariable frequency compressor, the first condensing heat exchanger, first segment
Flow valve, the first evaporating heat exchanger, frequency-changeable compressor, the second condensing heat exchanger, magnetic valve, second throttle, the second evaporation and heat-exchange
Device, frequency conversion circulating fan and high-temperature heating place；The air channel, the frequency conversion circulating fan and the high-temperature heating place connect
It is logical；First evaporating heat exchanger, first condensing heat exchanger, second evaporating heat exchanger and second condensing heat-exchange
Device is set in turn in the air channel；The invariable frequency compressor, first condensing heat exchanger, the first throttle valve and described
First evaporating heat exchanger is sequentially communicated and forms loop；The frequency-changeable compressor, second condensing heat exchanger, the electromagnetism
Valve, the second throttle and second evaporating heat exchanger are sequentially communicated and form loop.
One kind as frequency conversion air source high temperature drying system described in the utility model is improved, in addition to recuperation of heat mould
Block, the heat recovery module are provided with fresh air air inlet, waste gas air inlet, fresh air air outlet and waste gas air outlet, the fresh air
Air outlet connects with the air channel, and the waste gas air inlet connects with the high-temperature heating place.It is effective by heat recovery module
Ground is reused the waste gas for being heated at high temperature place, realizes the function of recuperation of heat, and with power consumption less, drying rate it is fast
The characteristics of.
One kind as frequency conversion air source high temperature drying system described in the utility model is improved, in addition to Forced discharge fan,
The Forced discharge fan connects with the waste gas air outlet.After the waste gas come out from high-temperature heating place is via heat recovery module, heat
Amount is absorbed by fresh air, is then discharged to successively via waste gas gas outlet and Forced discharge fan in outside air.
One kind as frequency conversion air source high temperature drying system described in the utility model is improved, in addition to air heat exchanger
With the 3rd choke valve, the frequency-changeable compressor, the 3rd choke valve and the air heat exchanger are sequentially communicated and form loop.
One kind as frequency conversion air source high temperature drying system described in the utility model is improved, in addition to casing, described
It is air channel, the invariable frequency compressor, first condensing heat exchanger, the first throttle valve, first evaporating heat exchanger, described
Frequency-changeable compressor, second condensing heat exchanger, the magnetic valve, the second throttle, second evaporating heat exchanger, institute
State frequency conversion circulating fan and the 3rd choke valve be arranged in the casing, the heat recovery module, the Forced discharge fan and
The air heat exchanger is arranged at outside the casing.
The beneficial effects of the utility model are：The utility model provides a kind of frequency conversion air source high temperature drying system, bag
Include air channel, invariable frequency compressor, the first condensing heat exchanger, first throttle valve, the first evaporating heat exchanger, frequency-changeable compressor, second cold
Solidifying heat exchanger, magnetic valve, second throttle, the second evaporating heat exchanger, frequency conversion circulating fan and high-temperature heating place；The wind
Road, the frequency conversion circulating fan connect with the high-temperature heating place；First evaporating heat exchanger, first condensing heat-exchange
Device, second evaporating heat exchanger and second condensing heat exchanger are set in turn in the air channel；The invariable frequency compressor,
First condensing heat exchanger, the first throttle valve and first evaporating heat exchanger are sequentially communicated and form loop；It is described
Frequency-changeable compressor, second condensing heat exchanger, the magnetic valve, the second throttle and second evaporating heat exchanger according to
Secondary connection and formation loop.Relative to prior art, the utility model not only has the function of dual dehumidifying heating, and passes through
Using the frequency-changeable compressor and frequency conversion circulating fan acted on Intelligent adjustment incoming frequency, ensure to enter high-temperature heating place
It is constant directly to go out hot blast temperature, improves drying effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein：1- heat recovery modules, 2- air channels, 3- invariable frequency compressors, the condensing heat exchangers of 4- first, 5- first throttle valves,
The evaporating heat exchangers of 6- first, 7- frequency-changeable compressors, the condensing heat exchangers of 8- second, 9- magnetic valves, 10- second throttle, 11- second
Evaporating heat exchanger, 12- frequency conversion circulating fans, 13- Forced discharge fans, the choke valves of 14- the 3rd, 15- air heat exchangers, 16- fresh airs are entered
Air port, 17- waste gas air inlets, 18- fresh air air outlets, 19- waste gas air outlets, 20- high-temperature heatings place, 21- casings.
Embodiment
With reference to embodiment and Figure of description, the utility model is described in further detail, but this
The embodiment of utility model is not limited to this.
As shown in figure 1, a kind of frequency conversion air source high temperature drying system, including air channel 2, the condensation of invariable frequency compressor 3, first are changed
Hot device 4, first throttle valve 5, the first evaporating heat exchanger 6, frequency-changeable compressor 7, the second condensing heat exchanger 8, magnetic valve 9, second save
Flow valve 10, the second evaporating heat exchanger 11, frequency conversion circulating fan 12 and high-temperature heating place 20；First evaporating heat exchanger 6, first is cold
Solidifying heat exchanger 4, the second evaporating heat exchanger 11 and the second condensing heat exchanger 8 are set in turn in air channel 2；Invariable frequency compressor 3, first
Condensing heat exchanger 4, the evaporating heat exchanger 6 of first throttle valve 5 and first are sequentially communicated and form loop；Frequency-changeable compressor 7, second is cold
Solidifying heat exchanger 8, magnetic valve 9, the evaporating heat exchanger 11 of second throttle 10 and second are sequentially communicated and form loop.
The utility model also includes heat recovery module 1, and heat recovery module 1 is provided with fresh air air inlet 16, waste gas air inlet
17th, fresh air air outlet 18 and waste gas air outlet 19, fresh air air outlet 18 connect with air channel 2, waste gas air inlet 17 and high-temperature heating
Place 20 connects.
The utility model also includes Forced discharge fan 13, and Forced discharge fan 13 connects with waste gas air outlet 19.
The utility model also includes the choke valve 14 of air heat exchanger 15 and the 3rd, frequency-changeable compressor 7, the and of the 3rd choke valve 14
Air heat exchanger 15 is sequentially communicated and forms loop.
The utility model also includes casing 21, air channel 2, invariable frequency compressor 3, the first condensing heat exchanger 4, first throttle valve 5,
First evaporating heat exchanger 6, frequency-changeable compressor 7, the second condensing heat exchanger 8, magnetic valve 9, second throttle 10, the second evaporation and heat-exchange
Device 11, the choke valve 14 of frequency conversion circulating fan 12 and the 3rd are arranged in casing 21, heat recovery module 1, Forced discharge fan 13 and air
Heat exchanger 15 is arranged at outside casing 21.
The course of work of the present utility model is：
1) drying system is started, fresh air enters heat recovery module 1 by fresh air air inlet 16, and high-temperature heating place 20 is discharged
The air with a large amount of moistures in heat caused by waste heat, electric energy and high-temperature heating place 20 is then entered by waste gas air inlet 17
Heat recovery module 1, absorbed with moist Cryogenic air in environment and air channel 2 is entered by fresh air air outlet 18 after heat, remaining
Then heat recovery module 1 is discharged via waste gas air outlet 19 and Forced discharge fan 13；
2) fresh air with heat enters behind air channel 2 by the first evaporating heat exchanger 6 and the first condensing heat exchanger 4 to enter successively
The primary dehumidifying heating treatment of row；During this, working medium heat absorption evaporation, promotes new wind-breakage wet, then in the first evaporating heat exchanger 6
Working medium enters invariable frequency compressor 3；For working medium after the compression heating of invariable frequency compressor 3, the working medium discharge for becoming HTHP is fixed
Frequency compressor 3；Working medium enters the first condensing heat exchanger 4, by the power consumption of invariable frequency compressor 3 institute itself in the first condensing heat exchanger 4
Caused heat transfer is to fresh air；High-pressure working medium enters the first evaporating heat exchanger 6 after the reducing pressure by regulating flow of first throttle valve 5, according to
This constantly circulation work；
3) fresh air by primary dehumidifying heating treatment passes through the second evaporating heat exchanger 11 and the second condensing heat exchanger 8 successively
Carry out secondary dehumidifying heating treatment；During this, working medium heat absorption evaporation, promotes new wind-breakage wet in the second evaporating heat exchanger 11,
Then working medium enters frequency-changeable compressor 7；Working medium becomes the working medium row of HTHP after the compression heating of frequency-changeable compressor 7
Go out frequency-changeable compressor 7；The working medium of discharge frequency-changeable compressor 7 divides two parts, and a portion working medium enters the second condensing heat exchanger
8, by heat transfer caused by frequency-changeable compressor 7 power consumption itself to fresh air in the second condensing heat exchanger 8, then by magnetic valve
9 and the reducing pressure by regulating flow of second throttle 10 after enter the second evaporating heat exchanger 11, constantly circulation work according to this；Another part working medium
Then enter air heat exchanger 15 after the decompression of the 3rd choke valve 14, cold is discharged to the external world；It should be noted that frequency conversion is compressed
The hot blast temperature that machine 7 is heated at high temperature place 20 according to entering and the hot blast temperature of setting, the input of Intelligent adjustment frequency-changeable compressor 7
Power frequency, ensure enter high-temperature heating place 20 directly go out hot blast temperature it is constant.
4) fresh air Jing Guo dual dehumidifying heating treatment becomes hot blast, and high-temperature heating field is discharged into via frequency conversion circulating fan 12
Institute 20, the moisture that article is oven-dried in high-temperature heating place 20 is taken away, recuperation of heat mould is then entered by waste gas air inlet 17 again
Block 1, according to this constantly circulation work；It should be noted that frequency conversion circulating fan 12 reaches in the input power of frequency-changeable compressor 7
During one peak, the incoming frequency of Intelligent adjustment frequency conversion circulating fan 12, ensure directly to go out heat into high-temperature heating place 20
Air temperature is constant.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to above-mentioned embodiment, every this area skill
It is new that art personnel any conspicuously improved, replacement or modification made on the basis of the utility model belong to this practicality
The protection domain of type.In addition, although used some specific terms in this specification, but these terms are intended merely to conveniently say
It is bright, any restrictions are not formed to the utility model.
Claims (5)
- A kind of 1. frequency conversion air source high temperature drying system, it is characterised in that：Including air channel, invariable frequency compressor, the first condensing heat-exchange Device, first throttle valve, the first evaporating heat exchanger, frequency-changeable compressor, the second condensing heat exchanger, magnetic valve, second throttle, second Evaporating heat exchanger, frequency conversion circulating fan and high-temperature heating place；The air channel, the frequency conversion circulating fan and the high-temperature heating Place connects；First evaporating heat exchanger, first condensing heat exchanger, second evaporating heat exchanger and described second cold Solidifying heat exchanger is set in turn in the air channel；The invariable frequency compressor, first condensing heat exchanger, the first throttle valve It is sequentially communicated with first evaporating heat exchanger and forms loop；It is the frequency-changeable compressor, second condensing heat exchanger, described Magnetic valve, the second throttle and second evaporating heat exchanger are sequentially communicated and form loop.
- 2. frequency conversion air source high temperature drying system according to claim 1, it is characterised in that：Also include heat recovery module, The heat recovery module is provided with fresh air air inlet, waste gas air inlet, fresh air air outlet and waste gas air outlet, the fresh air air-out Mouth connects with the air channel, and the waste gas air inlet connects with the high-temperature heating place.
- 3. frequency conversion air source high temperature drying system according to claim 2, it is characterised in that：Also include Forced discharge fan, institute Forced discharge fan is stated to connect with the waste gas air outlet.
- 4. frequency conversion air source high temperature drying system according to claim 3, it is characterised in that：Also include air heat exchanger and 3rd choke valve, the frequency-changeable compressor, the 3rd choke valve and the air heat exchanger are sequentially communicated and form loop.
- 5. frequency conversion air source high temperature drying system according to claim 4, it is characterised in that：Also include casing, the wind Road, the invariable frequency compressor, first condensing heat exchanger, the first throttle valve, first evaporating heat exchanger, the change It is frequency compressor, second condensing heat exchanger, the magnetic valve, the second throttle, second evaporating heat exchanger, described Frequency conversion circulating fan and the 3rd choke valve are arranged in the casing, the heat recovery module, the Forced discharge fan and institute Air heat exchanger is stated to be arranged at outside the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720467202.6U CN206724662U (en) | 2017-04-28 | 2017-04-28 | A kind of frequency conversion air source high temperature drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720467202.6U CN206724662U (en) | 2017-04-28 | 2017-04-28 | A kind of frequency conversion air source high temperature drying system |
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| Publication Number | Publication Date |
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| CN206724662U true CN206724662U (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720467202.6U Active CN206724662U (en) | 2017-04-28 | 2017-04-28 | A kind of frequency conversion air source high temperature drying system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959004A (en) * | 2017-04-28 | 2017-07-18 | 广东瑞星新能源科技有限公司 | A kind of frequency conversion air source high temperature drying system |
| CN109442753A (en) * | 2018-12-05 | 2019-03-08 | 江苏天舒电器有限公司 | A kind of accurate temperature controlling type heat pump Control System of Airheater and control method |
-
2017
- 2017-04-28 CN CN201720467202.6U patent/CN206724662U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959004A (en) * | 2017-04-28 | 2017-07-18 | 广东瑞星新能源科技有限公司 | A kind of frequency conversion air source high temperature drying system |
| CN109442753A (en) * | 2018-12-05 | 2019-03-08 | 江苏天舒电器有限公司 | A kind of accurate temperature controlling type heat pump Control System of Airheater and control method |
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