CN217005281U - Air source heat pump drying unit - Google Patents
Air source heat pump drying unit Download PDFInfo
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- CN217005281U CN217005281U CN202220487552.XU CN202220487552U CN217005281U CN 217005281 U CN217005281 U CN 217005281U CN 202220487552 U CN202220487552 U CN 202220487552U CN 217005281 U CN217005281 U CN 217005281U
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Abstract
The utility model provides an air source heat pump drying unit, in particular to the field of drying equipment, which comprises: box, air inlet unit, heat transfer unit, cooling dehumidification unit and air supply unit, the air inlet unit sets up the one end of box, the heat transfer unit sets up the middle part of box, the cooling dehumidification unit sets up the other end of box, the air supply unit sets up the lower part of air inlet unit. The air source heat pump drying unit provided by the utility model can be used for recovering heat of high-temperature air which completes a drying process through the heat exchanger, cooling and dehumidifying the high-temperature air through the cooling and dehumidifying unit so as to reduce the moisture content in the air, and then the high-temperature air is formed through the guiding of the fan and the heating of the condenser and is sent into the drying chamber again.
Description
Technical Field
The utility model relates to the field of drying equipment, in particular to an air source heat pump drying unit.
Background
The air source heat pump drying unit is a novel drying device, mainly utilizes the inverse Carnot principle, evaporates a refrigerant into gas in an evaporator, absorbs heat in the air in the evaporation process, then compresses the gas into high-temperature high-pressure gas through a compressor, releases the heat in a condenser, generates high-temperature air required by drying, and realizes air source heat pump drying by using the air as a heat source. After the drying process of high-temperature gas generated by the air source heat pump dryer is completed, the high-temperature gas can take away the moisture of the dried articles to form moisture and is discharged outwards. Because the air source heat pump dryer absorbs heat in the air when in work, no pollution gas is generated in the work process, and energy is saved, so the air source heat pump dryer is gradually popularized and used.
But current air source heat pump drying-machine has certain problem, and the high-temperature gas that air source heat pump drying-machine produced has carried certain moisture in the high-temperature gas after accomplishing the stoving flow, and current air source heat pump drying-machine will carry the high-temperature gas discharge of moisture external world for air source heat pump drying-machine's heat utilization is not abundant, and drying efficiency is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air source heat pump drying unit which can fully utilize heat generated by an air source heat pump so as to improve drying efficiency.
To achieve the above and other related objects, the present invention provides an air source heat pump dryer group, comprising:
a box body;
the air inlet unit is arranged at one end of the box body and is provided with a return air inlet and a fresh air inlet;
the heat exchange unit is arranged in the middle of the box body and provided with a heat exchanger, a first air channel and a second air channel, the air inlet unit is connected with the first air channel, and the heat exchanger is connected with the first air channel and the second air channel;
the cooling and dehumidifying unit is arranged at the other end of the box body and is provided with an evaporator and a compressor, the cooling and dehumidifying unit is connected with the first air channel and the second air channel, the evaporator is connected with the compressor through a pipeline, and a drainage device is arranged on the bottom surface of the cooling and dehumidifying unit;
the air supply unit is arranged on the lower portion of the air inlet unit and provided with an air supply opening, a condenser and a fan, one end of the air supply unit is connected with the second air channel, the fan is connected with the second air channel, the air supply opening is arranged at the other end of the air supply unit, the condenser is arranged between the fan and the air supply opening, and the condenser is connected with the compressor through a pipeline.
In an example of the air source heat pump drying unit of the present invention, the air return opening and the air supply opening are provided on a side surface of the cabinet, and the fresh air opening is provided on an upper surface of the cabinet.
In an example of the air source heat pump drying unit, a fresh air valve is arranged at the fresh air inlet, one end of the fresh air valve is connected with the fresh air inlet, and the other end of the fresh air valve is connected with the air inlet unit.
In an example of the air source heat pump drying unit, one end of the air inlet unit is provided with a first air duct air inlet, and the first air duct air inlet is connected with the first air duct.
In an example of the air source heat pump drying unit of the present invention, a filter is disposed at the air inlet of the first air duct.
In an example of the air source heat pump drying unit, the filter includes a filter material mounting rack and a filter material, the filter material mounting rack is connected with the inner wall of the air inlet unit, and the filter material is mounted on the filter material mounting rack.
In an example of the air source heat pump drying unit, an upper partition plate and a lower partition plate are arranged in the heat exchange unit, the upper end and the lower end of the heat exchanger are respectively connected with the upper partition plate and the lower partition plate, and the left end and the right end of the heat exchanger are connected with the inner wall of the heat exchange unit.
In an example of the air-source heat pump drying unit according to the present invention, the heat exchanger is a sensible heat exchanger, the heat exchanger is provided with a first air inlet, a first air outlet, a second air inlet and a second air outlet, the first air inlet and the first air outlet are connected to the first air duct, and the second air inlet and the second air outlet are connected to the second air duct.
In an example of the air source heat pump drying unit, a first air duct air outlet and a second air duct air inlet are arranged on a side surface of the cooling and dehumidifying unit, the first air duct air outlet is connected with the first air duct, the second air duct air inlet is connected with the second air duct, and the evaporator is arranged at the first air duct air outlet.
In an example of the air source heat pump drying unit of the present invention, the drainage device includes a drainage port and a drainage pipe, the drainage port is disposed below the evaporator, and one end of the drainage pipe is connected to the drainage port.
In an example of the air source heat pump drying unit, a second air duct air outlet is arranged on a side surface of the air supply unit, the second air duct air outlet is connected with the second air duct, and the fan is arranged at the second air duct air outlet.
In an example of the air source heat pump drying unit, an electric heating device is arranged at the air supply opening, and the electric heating device is arranged on the inner surface of the air supply unit.
The air source heat pump drying unit provided by the utility model can be used for recovering heat of high-temperature air which completes a drying process through the heat exchanger, cooling and dehumidifying the high-temperature air through the cooling and dehumidifying unit so as to reduce the moisture content in the air, and then the high-temperature air is formed through the guiding of the fan and the heating of the condenser and is sent into the drying chamber again.
Drawings
FIG. 1 is a schematic structural diagram of an air source heat pump dryer group according to the present invention;
FIG. 2 is a perspective view of an air source heat pump dryer assembly of the present invention;
fig. 3 is a schematic structural diagram of a heat exchange unit of the air source heat pump drying unit.
Element number description:
100 case
200 air inlet unit
210 return air inlet
220 fresh air port
221 fresh air valve
230 filter
240 first air duct air inlet
300 heat exchange unit
310 heat exchanger
311 first air inlet
312 first air outlet
313 second air inlet
314 second air outlet
320 first air duct
330 second air duct
340 upper partition board
350 lower baffle plate
400 cooling dehumidification unit
410 evaporator
420 compressor
430 first air duct air outlet
440 second air duct air outlet
450 drain pipe
500 air supply unit
510 air supply outlet
520 condenser
530 blower
540 electric heating device
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. It is also to be understood that the terminology used in the examples is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present invention. Test methods in which specific conditions are not specified in the following examples are generally carried out under conventional conditions or under conditions recommended by the respective manufacturers.
When numerical ranges are given in the examples, it is understood that both endpoints of each of the numerical ranges and any value therebetween can be selected unless the utility model otherwise indicated. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and the description of the present invention, and any methods, apparatuses, and materials similar or equivalent to those in the embodiments of the present invention may be used to practice the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of an air source heat pump dryer set of the present invention, fig. 2 is a perspective view of an air source heat pump dryer set of the present invention, and fig. 3 is a schematic structural diagram of a heat exchange unit of the air source heat pump dryer set of the present invention. The utility model provides an air source heat pump drying unit, which comprises: the air conditioner comprises a box body 100, an air inlet unit 200, a heat exchange unit 300, a cooling and dehumidifying unit 400 and an air supply unit 500. The air inlet unit 200 is arranged at one end of the box body 100, the air supply unit 500 is arranged at the lower part of the air inlet unit 200, the heat exchange unit 300 is arranged at the middle part of the box body 100, and the cooling and dehumidifying unit 400 is arranged at the other end of the box body 100.
The air inlet unit 200 is provided with an air return inlet 210 and a fresh air inlet 220, the heat exchange unit 300 is provided with a heat exchanger 310, a first air duct 320 and a second air duct 330, the air inlet unit 200 is connected with the first air duct 320, the heat exchanger 310 is connected with the first air duct 320 and the second air duct 330, the cooling and dehumidifying unit 400 is provided with an evaporator 410 and a compressor 420, the cooling and dehumidifying unit 400 is connected with the first air duct 320 and the second air duct 330, the evaporator 410 is connected with the compressor 420 through a pipeline, a drainage device is arranged on the bottom surface of the cooling and dehumidifying unit 400, the air supply unit 500 is provided with an air supply outlet 510, a condenser 520 and a fan 530, one end of the air supply unit 500 is connected with the second air duct 330, the fan 530 is connected with the second air duct 330, and the air supply outlet 510 is arranged at the other end of the air supply unit 500, the condenser 520 is disposed between the blower fan 530 and the air supply opening 510, and the condenser 520 is connected to the compressor 420 by a pipe.
High-temperature air in the drying chamber enters the air inlet unit 200 through the air return opening 210, then enters the first air duct 320, passes through the heat exchanger 310, the temperature of the high-temperature air is preliminarily reduced, and then enters the cooling and dehumidifying unit 400, when the high-temperature air passes through the evaporator 410, the temperature of the high-temperature air is further reduced, so that water vapor carried by the high-temperature air is condensed at the evaporator 410 to form water drops, and the water drops are discharged through the water discharging device, thereby achieving the purpose of dehumidification. The low-temperature air in the cooling and dehumidifying unit 400 enters the second air duct 330, the temperature of the low-temperature air is increased primarily after passing through the heat exchanger 310, the low-temperature air becomes high-temperature air after passing through the condenser 520 under the action of the fan 530, the high-temperature air enters the drying chamber after passing through the air supply opening 510, the air pressure in the box body 100 is low at this time, and the air in the drying chamber enters the box body 100 through the air return opening 210 again, so that hot air circulation is formed. When the temperature of the air in the drying chamber is higher than the set value, the air with lower temperature can be sucked from the outside through the fresh air inlet 220, thereby ensuring that the temperature in the drying chamber is kept constant.
Referring to fig. 1 and 2, in an example of the air-source heat pump drying unit according to the present invention, the return air inlet 210 and the supply air inlet 510 are disposed on a side surface of the cabinet 100, and the fresh air inlet 220 is disposed on an upper surface of the cabinet 100. The fresh air inlet 220 is provided with a fresh air valve 221, one end of the fresh air valve 221 is connected with the fresh air inlet 220, and the other end of the fresh air valve 221 is connected with the air inlet unit 200. The fresh air valve 221 can control the opening and closing of the fresh air opening 220, when fresh air is needed to enter, the fresh air valve 221 is opened, outside air enters the box body 100 through the fresh air opening 220, and when the air intake meets the requirement, the fresh air valve 221 is closed.
Referring to fig. 2, in an example of the air source heat pump drying unit of the present invention, one end of the air intake unit 200 is provided with a first air duct intake 240, and the first air duct intake 240 is connected to the first air duct 320. The first air duct inlet 240 is provided with a filter 230. The filter 230 includes a filter mounting frame and a filter, the filter mounting frame is connected to the inner wall of the air intake unit 200, and the filter is mounted on the filter mounting frame. The filter 230 can effectively filter impurities in the air, and prevent the impurities from contaminating and damaging other components.
Referring to fig. 1 and 3, in an example of the air-source heat pump drying unit according to the present invention, an upper partition 340 and a lower partition 350 are disposed in the heat exchange unit 300, an upper end and a lower end of the heat exchanger 310 are respectively connected to the upper partition 340 and the lower partition 350, and a left end and a right end of the heat exchanger 310 are connected to an inner wall of the heat exchange unit 300. The upper partition 340 and the lower partition 350 separate the first air duct 320 and the second air duct 330, so that the first air duct 320 and the second air duct 330 meet at the heat exchanger 310, and ensure that the air flow in the first air duct 320 and the air flow in the second air duct 330 exchange heat, thereby improving the heat utilization rate.
Referring to fig. 3, in an example of the air-source heat pump drying unit according to the present invention, the heat exchanger 310 is a sensible heat exchanger, the heat exchanger 310 is provided with a first air inlet 311, a first air outlet 312, a second air inlet 313 and a second air outlet 314, the first air inlet 311 and the first air outlet 312 are connected to the first air duct 320, and the second air inlet 313 and the second air outlet 314 are connected to the second air duct 330. The high temperature air enters the heat exchanger 310 from the first air inlet 311, and then is discharged from the first air outlet 312 to enter the cooling and dehumidifying unit 400, the low temperature air enters the heat exchanger 310 from the second air inlet 313, and then is discharged from the second air outlet 314 to enter the air supply unit 500, and the high temperature air and the low temperature air perform heat exchange in the heat exchanger 310, so that the temperature of the high temperature air is primarily reduced, and the temperature of the low temperature air is primarily increased, thereby improving the heat utilization rate.
Referring to fig. 1 and 2, in an example of the air-source heat pump drying unit according to the present invention, a first air duct outlet 430 and a second air duct inlet 440 are disposed on a side surface of the cooling and dehumidifying unit 400, the first air duct outlet 430 is connected to the first air duct 320, the second air duct inlet 440 is connected to the second air duct 330, and the evaporator 410 is disposed at the first air duct outlet 430.
Referring to fig. 1, in an example of the air source heat pump drying unit according to the present invention, the drainage device includes a drainage port and a drainage pipe 450, the drainage port is disposed below the evaporator 410, and one end of the drainage pipe 450 is connected to the drainage port.
Referring to fig. 1 and fig. 2, in an example of the air-source heat pump drying unit according to the present invention, a second air duct air outlet is disposed on a side surface of the air supply unit 500, the second air duct air outlet is connected to the second air duct 330, and the fan 530 is disposed at the second air duct air outlet. An electric heating device 540 is disposed at the air supply opening 510, and the electric heating device 540 is disposed on an inner surface of the air supply unit 500. If the temperature of the air heated by the condenser 520 does not meet the requirement, the electric heating device 540 can be used for auxiliary heating, and when the temperature of the air meets the requirement, the electric heating device 540 is turned off.
In an example of the air-source heat pump dryer group of the present invention, the evaporator 410 and the condenser 520 are both fin heat exchangers.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. An air source heat pump drying unit, characterized in that includes:
a box body;
the air inlet unit is arranged at one end of the box body and is provided with a return air inlet and a fresh air inlet;
the heat exchange unit is arranged in the middle of the box body and provided with a heat exchanger, a first air channel and a second air channel, the air inlet unit is connected with the first air channel, and the heat exchanger is connected with the first air channel and the second air channel;
the cooling and dehumidifying unit is arranged at the other end of the box body, the cooling and dehumidifying unit is provided with an evaporator and a compressor, the cooling and dehumidifying unit is connected with the first air channel and the second air channel, the evaporator is connected with the compressor through a pipeline, and a drainage device is arranged on the bottom surface of the cooling and dehumidifying unit;
the air supply unit is arranged on the lower portion of the air inlet unit and provided with an air supply opening, a condenser and a fan, one end of the air supply unit is connected with the second air channel, the fan is connected with the second air channel, the air supply opening is formed in the other end of the air supply unit, the condenser is arranged between the fan and the air supply opening, and the condenser is connected with the compressor through a pipeline.
2. The air source heat pump dryer group of claim 1, wherein the return air opening and the supply air opening are provided on a side surface of the cabinet, and the fresh air opening is provided on an upper surface of the cabinet.
3. The air source heat pump dryer group of claim 2, wherein a fresh air valve is arranged at the fresh air inlet, one end of the fresh air valve is connected with the fresh air inlet, and the other end of the fresh air valve is connected with the air inlet unit.
4. The air source heat pump dryer group of claim 1, wherein one end of the air inlet unit is provided with a first air duct air inlet, the first air duct air inlet is connected with the first air duct, and a filter is arranged at the first air duct air inlet.
5. The air source heat pump dryer group of claim 1, wherein an upper partition plate and a lower partition plate are arranged in the heat exchange unit, the upper end and the lower end of the heat exchanger are respectively connected with the upper partition plate and the lower partition plate, and the left end and the right end of the heat exchanger are connected with the inner wall of the heat exchange unit.
6. The air source heat pump dryer group of claim 1, wherein the heat exchanger is a sensible heat exchanger, the heat exchanger is provided with a first air inlet, a first air outlet, a second air inlet and a second air outlet, the first air inlet and the first air outlet are connected with the first air duct, and the second air inlet and the second air outlet are connected with the second air duct.
7. The air source heat pump dryer group of claim 1, wherein a first air duct outlet and a second air duct inlet are provided on a side surface of the cooling and dehumidifying unit, the first air duct outlet is connected to the first air duct, the second air duct inlet is connected to the second air duct, and the evaporator is provided at the first air duct outlet.
8. The air source heat pump dryer group of claim 1, wherein the drain device comprises a drain opening and a drain pipe, the drain opening is arranged below the evaporator, and one end of the drain pipe is connected with the drain opening.
9. The air source heat pump dryer group of claim 1, wherein a second air duct air outlet is arranged on a side surface of the air supply unit, the second air duct air outlet is connected with the second air duct, and the fan is arranged at the second air duct air outlet.
10. The air source heat pump dryer group of claim 1, wherein an electric heating device is arranged at the air supply opening, and the electric heating device is arranged on the inner surface of the air supply unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220487552.XU CN217005281U (en) | 2022-03-08 | 2022-03-08 | Air source heat pump drying unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220487552.XU CN217005281U (en) | 2022-03-08 | 2022-03-08 | Air source heat pump drying unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217005281U true CN217005281U (en) | 2022-07-19 |
Family
ID=82368306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220487552.XU Active CN217005281U (en) | 2022-03-08 | 2022-03-08 | Air source heat pump drying unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217005281U (en) |
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2022
- 2022-03-08 CN CN202220487552.XU patent/CN217005281U/en active Active
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