CN216432434U - Opening and closing integrated heat pump dryer - Google Patents
Opening and closing integrated heat pump dryer Download PDFInfo
- Publication number
- CN216432434U CN216432434U CN202122198754.0U CN202122198754U CN216432434U CN 216432434 U CN216432434 U CN 216432434U CN 202122198754 U CN202122198754 U CN 202122198754U CN 216432434 U CN216432434 U CN 216432434U
- Authority
- CN
- China
- Prior art keywords
- flow chamber
- opening
- machine body
- heat pump
- evaporator
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model provides a switching integrated heat pump dryer, which comprises a dryer body and an electric box, and is characterized in that the dryer body comprises a compressor, a condenser, an inner evaporator, an outdoor evaporator and an external evaporation fan; the machine body cavity is sequentially divided into a first flow chamber, a second flow chamber and a third flow chamber according to the flowing area of wind in the machine body, and the first flow chamber, the second flow chamber and the third flow chamber are communicated and connected through pressure pipelines; an air return opening and an air exhaust opening are formed in the machine body; a secondary heat exchanger with heating and cooling functions, an inner evaporator running in a closed-loop mode, an outdoor evaporator running in an open-loop mode and an external evaporation fan are arranged in the machine body. The opening and closing integrated heat pump dryer has the advantages of fast temperature rise, high dewatering efficiency, basic zero emission realization and the like, and is low in equipment operation cost, so that the effects of high efficiency and energy conservation are achieved.
Description
Technical Field
The utility model belongs to the technical field of drying equipment, relates to air source heat pump drying, and particularly relates to a switching-on and switching-off integrated heat pump dryer.
Background
With the development of the air source heat pump drying industry in China, the air source heat pump drying machine in the market is mainly divided into the following three structures: open-loop dryers, direct-heating dryers, and closed-loop dryers.
The open-loop type dryer has the advantages that the temperature rise is fast, but the drying materials are mainly circularly communicated through cold and hot air inside and outside the curing barn, the damp-heat gas is discharged outside the curing barn, a large amount of heat is discharged while the damp is discharged, and the energy is wasted; the direct-heating dryer is influenced by the ambient temperature, heat is directly discharged after passing through materials during drying, and a large amount of heat energy is wasted; in the closed-loop dryer, the drying materials are mainly dehumidified, zero emission is basically realized, the materials are not polluted by the external environment, the temperature rise time is long, the dewatering efficiency is high, and the defect of low energy efficiency ratio is infinitely great when the external environment temperature is high.
Accordingly, there is a need for a new dryer that combines the advantages of both open-loop and closed-loop air source dryers.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide an opening and closing integrated heat pump dryer, which has the advantages of fast temperature rise, high water removal efficiency, and substantially zero emission.
The utility model provides a switching integrated heat pump dryer, which comprises a dryer body and an electric box, and is characterized in that the dryer body comprises a compressor and a condenser; the machine body cavity is sequentially divided into a first flow chamber, a second flow chamber and a third flow chamber according to the flowing area of wind in the machine body, and the first flow chamber, the second flow chamber and the third flow chamber are communicated and connected through pressure pipelines; an air return opening and an air exhaust opening are formed in the machine body; a secondary heat exchanger with heating and cooling functions, an inner evaporator running in a closed-loop mode, an outdoor evaporator running in an open-loop mode and an external evaporation fan are arranged in the machine body; the compressor, the condenser, the inner evaporator and the outdoor evaporator are mutually connected, and the compressor and the external evaporation fan are electrically connected with the electric box; the first flow chamber, the second flow chamber and the third flow chamber are annularly arranged on the peripheries of the secondary heat exchanger and the inner evaporator, the air return opening is connected with the first flow chamber, the condenser is arranged on the outer side wall of the third flow chamber, and the air exhaust opening is arranged above the condenser.
In addition, it is preferable that the secondary heat exchanger and the internal evaporator are provided in parallel.
In addition, it is preferable that an electric heating element is provided on the condenser.
Further, it is preferable that a damper controller is provided between the first flow chamber and the third flow chamber, and the damper controller is electrically connected to the electric box.
Further, it is preferable that a blower is provided at the air outlet.
In addition, the preferable structure is that an electromagnetic valve is arranged in the unit, and the electromagnetic valve is connected with the inner evaporator and the outdoor evaporator.
Further, it is preferable that the compressor is a valley wheel compressor of model ZW 79-KBC-TFP-522.
Further, it is preferable that a strip-shaped vent hole is provided on a connection member between the condenser and the third flow chamber.
Further, it is preferable that a drain pipe is provided below the internal evaporator.
In addition, the structure of any one of the opening and closing integrated heat pump dryers has the following characteristics: the first flow chamber, the second flow chamber and the third flow chamber are arranged at the lower left corner of the machine body; the condenser is arranged at the upper left corner of the machine body; the compressor is arranged at the lower right corner of the machine body; the electric box is arranged on the compressor; the outdoor evaporator and the external evaporation fan are arranged on the electric box in parallel and positioned at the upper right corner of the machine body.
As can be seen from the above description, the opening and closing integrated heat pump dryer provided by the present invention adopts the advantages of the open-loop dryer and the closed-loop dryer, and is alternatively applicable by the internal evaporator and the outdoor evaporator according to the external environment state and the humidity condition in the drying room, so that the present invention has the advantages of fast temperature rise, high water removal efficiency, basically zero emission, etc.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a schematic view of an opening and closing integrated heat pump dryer according to an embodiment of the present invention.
Description of the drawings:
1. machine body 2, compressor 3 and condenser
4. Internal evaporator 5, secondary heat exchanger 6, blower
7. Air valve controller 8, outdoor evaporator 9 and external evaporation fan
10. Electric box 11, air return inlet 12 and air outlet
13. First, second, and third flow chambers 14, 15, and 15
16. Electric heating element
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The following detailed description of specific embodiments of the present invention will be provided in conjunction with the accompanying drawings to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic view of an opening and closing integrated heat pump dryer according to an embodiment of the present invention.
As shown in fig. 1, the opening and closing integrated heat pump dryer provided by the present invention includes a machine body 1 and an electric box 10, a compressor 2, a condenser 3 and the electric box 10 are arranged in the machine body 1, an air return opening 11 and an air outlet 12 are arranged on the machine body 1, and a first flow chamber 13, a second flow chamber 14 and a third flow chamber 15 are divided according to the flowing area of air in the machine body, a secondary heat exchanger 5 having heating and cooling functions, an inner evaporator 4 operating in a closed loop mode, an outer evaporator 8 operating in an open loop mode and an outer evaporation fan 9 are arranged in the machine body 1, the compressor 2, the condenser 3, the inner evaporator 4 and the outer evaporator 8 are connected with each other, the compressor 2 and the outer evaporation fan 9 are electrically connected with the electric box 10, and hot air to be processed is input and output through the air return opening 11 and the air outlet 12.
The secondary heat exchanger 5 and the internal evaporator 4 are connected and arranged in parallel in the middle of the machine body 1, the first flow chamber 13, the second flow chamber 14 and the third flow chamber 15 are annularly arranged on the peripheries of the secondary heat exchanger 5 and the internal evaporator 4 and are connected with the first flow chamber 13, the second flow chamber 14 and the third flow chamber 15 through pressure pipelines, the air return opening 11 arranged on the machine body 1 is connected with the first flow chamber 13, and the equipment is positioned at the lower left corner of the machine body 1; the condenser 3 is arranged on the outer side wall of the third flow chamber 15, a strip-shaped ventilation opening is arranged between the condenser 3 and the third flow chamber 15 through a connecting piece, of course, the shape can be other shapes, and the shape is not limited, the blower 6 is arranged on the upper part of the condenser 3, the blower 6 is connected with the air outlet 12 arranged on the machine body 1 and is positioned at the upper left corner of the machine body 1; the compressor 2 is arranged at the lower right corner of the machine body 1; the electric box 10 is arranged on the compressor 2, and the outdoor evaporator 8 and the external evaporation fan 9 are arranged on the electric box 10 in parallel and positioned at the upper right corner of the machine body 1; the compressor 2, the condenser 3, the inner evaporator 4 and the outdoor evaporator 8 are connected with each other, in detail, the connection can be performed through copper pipes, or other modes, the utility model is not limited in this point, the compressor 2 and the external evaporation fan 9 are both electrically connected with the electric box 10, specifically, the controller in the electric box 10 is connected, and the operation state of the whole dryer is controlled through the controller in the electric box 10.
More specifically, the circulating heating system in the embodiment of the present invention includes a compressor 2, a condenser 3, an internal evaporator 4, and an outdoor evaporator 8.
Specifically, the electromagnetic valve is arranged inside the machine body, the electromagnetic valve is connected with the inner evaporator 4 and the outdoor evaporator 8, copper pipes are adopted for connection in detail, and other modes can also be adopted.
It should be noted that, in the open-loop mode, the outdoor evaporator 8 is controlled by the electromagnetic valve inside the machine body 1, and the external evaporation fan 9 is started to perform external heat exchange, wherein the outdoor evaporator 8 simultaneously obtains the external ambient temperature, and uploads the data to the electronic box 10, so that the device can automatically switch between the open-loop mode and the closed-loop mode according to the determination condition, and the connection mode of the device is that the air return opening 11 is connected with the third flow chamber 15, the third flow chamber 15 is connected with the condenser 3, the condenser 3 is connected with the blower 6, and the blower 6 is connected with the air outlet 12.
In the closed-loop mode, the internal evaporator 4 is controlled by a solenoid valve inside the machine body 1, and the equipment is connected in a mode that a return air inlet 11 is connected with a first flow chamber 13, the first flow chamber 13 is connected with a secondary heat exchanger 5, the secondary heat exchanger 5 is connected with the internal evaporator 4, the internal evaporator 4 is connected with a second flow chamber 14, the second flow chamber 14 is connected with the secondary heat exchanger 5, the secondary heat exchanger 5 is connected with a third flow 15, the third flow chamber 15 is connected with a condenser 3, the condenser 3 is connected with a blower 6, and the blower 6 is connected with an exhaust outlet 12; the compressor 2 is connected to an electric box 10.
Specifically, the air return opening 11 and the air exhaust opening 12 are connected with the drying room. An air valve controller 7 is arranged between the first flow chamber 13 and the third flow chamber 15, the air valve controller 7 is electrically connected with the electric box 10, and the air inlet direction of the air return opening 11 in the flow chamber is controlled through the air valve controller 7. Be provided with electric heating element 16 on condenser 3, the temperature of 3 convection current indoor wind heating of electronic box 10 control condenser, the work of cooperation condenser 3, electric heating element 16 can be heated condenser 3 output wind again, makes the temperature rise of output wind, improves the work efficiency of drying-machine.
More specifically, the electronic box 10 is provided therein with an adjustment control system for performing automatic switching between an open-loop mode and a closed-loop mode by adjusting an electromagnetic valve in the body according to the operation state of the dryer, wherein a drain pipe is provided under the inner evaporator 4 for discharging condensed water out of the body.
In one embodiment of the utility model, the compressor is a valley wheel compressor, model number ZW79-KBC-TFP-522, comprising two modes of operation: an open loop mode and a closed loop mode.
When the temperature of the external environment is high and the temperature in the curing barn is low, the heat pump system starts the open-loop mode to operate.
Firstly, the air valve controller 7 is opened by 90 degrees, the electromagnetic valve in the machine body 1 controls the outdoor evaporator 8 to form a passage, the external evaporation fan 9 is started to work, then hot air input through the air return opening 11 directly passes through the third flow chamber 15, and finally the hot air heated by the condenser 3 is sent into the baking room from the air outlet 12 through the blower 6, during the period, the outdoor evaporator 8 obtains the external environment temperature, the internal evaporator 4 does not work, and the open-loop mode has the advantages that the energy efficiency ratio of the heat pump is the highest and the economy is the best.
When the actual humidity in the curing barn reaches the set value or the external environment temperature is low, the heat pump system is changed into the closed-loop mode operation. It should be noted that the operation principle of the internal evaporator 4 is based on the reverse carnot cycle principle.
First, the solenoid valve in the machine body 1 controls the inner evaporator 4 to form a passage, the high-temperature and high-humidity air outside the machine body 1 enters the first flow chamber 13 from the air return opening 11 and then flows through the secondary heat exchanger 5 to realize first heat exchange, the low-temperature and high-humidity air is obtained through the temperature reduction of the first heat exchange, the temperature of the air is reduced to be close to a dew point, then the air flows through the inner evaporator 4 to be dehumidified, and condensed water is discharged out of the machine body 1 through a drain pipe arranged at the lower part of the inner evaporator 4 to realize the dehumidification function of the low-temperature and high-humidity air, so that the low-temperature and low-humidity air is obtained.
Then, it flows into the second flow chamber 14, passes through the secondary heat exchanger 5 again for the second heat exchange, increases the temperature of the low-temperature and low-humidity wind by the second heat exchange to become high-temperature and low-humidity wind, then, enters the third flow chamber 15, then enters the condenser 3, further increases the temperature of the entering wind by the condenser 3, and the electric heating element 16 is turned on as needed to heat the hot wind coming out of the condenser 3.
It should be noted that the condenser 3 in this embodiment is a fin condenser, and therefore, a strip-shaped vent is provided between the condenser 3 and the third flow chamber 15 through a connecting member, so that the air to be treated flows therethrough.
Finally, the hot air is delivered from the air outlet 12 to a place needing heating in a drying room outside the machine body 1 through the blower 6, which is not limited to the drying room in general, and can be other places needing hot air.
It should be noted that the hot air enters the first flow chamber 13 through the air return opening 11 again after being thermally utilized, so as to continuously and circularly dehumidify and heat up the material in the drying room, and separate out the humidity in the material in a manner of discharging condensed water, thereby achieving the purpose of drying the material.
It should be noted that, in the closed-loop working mode, the air valve controller 7 is opened at a certain angle when the actual humidity in the baking room is lower than the set humidity within a certain range, the hot air which does not pass through the secondary exchanger 5 and the condenser 3 is directly mixed with the cooled hot air which passes through the secondary exchanger 5 and the inner evaporator 4 and then is sent to the condenser 3 communicated with the same, and the equipment achieves the drying purpose.
According to the technical scheme, the opening and closing integrated heat pump dryer provided by the utility model has at least the following advantages:
(1) the opening-closing integrated heat pump dryer provided by the utility model has the common advantages of an open-loop dryer and a closed-loop dryer, and has the advantages of fast temperature rise, high dewatering efficiency, basic zero emission, low equipment operation cost, high efficiency and energy conservation.
(2) The opening and closing integrated heat pump dryer can automatically switch the operation mode of the dryer according to the external environment temperature and the internal humidity condition in the operation process, and has stronger practicability.
The opening and closing integrated heat pump dryer according to the present invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the open/close integrated heat pump dryer of the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. A switching integrative heat pump drying-machine, including organism and electronic box, characterized by that, the said organism includes compressor and condenser; wherein the content of the first and second substances,
the inner cavity of the machine body is sequentially divided into a first flow chamber, a second flow chamber and a third flow chamber according to the flowing area of wind in the machine body, and the first flow chamber, the second flow chamber and the third flow chamber are communicated and connected through pressure pipelines;
an air return opening and an air exhaust opening are formed in the machine body;
a secondary heat exchanger with heating and cooling functions, an inner evaporator running in a closed-loop mode, an outdoor evaporator running in an open-loop mode and an external evaporation fan are arranged in the machine body; the compressor, the condenser, the inner evaporator and the outdoor evaporator are mutually connected, and the compressor and the external evaporation fan are electrically connected with the electric box;
the first flow chamber, the second flow chamber and the third flow chamber are annularly arranged on the peripheries of the secondary heat exchanger and the inner evaporator, the air return opening is connected with the first flow chamber, the condenser is arranged on the outer side wall of the third flow chamber, and the air exhaust opening is arranged above the condenser.
2. The opening and closing integrated heat pump dryer of claim 1,
the secondary heat exchanger and the internal evaporator are arranged in parallel.
3. The opening and closing integrated heat pump dryer of claim 1,
an electric heating element is arranged on the condenser.
4. The opening and closing integrated heat pump dryer of claim 1,
an air valve controller is arranged between the first flow chamber and the third flow chamber and is electrically connected with the electric box.
5. The opening and closing integrated heat pump dryer of claim 1,
and a blower is arranged at the air outlet.
6. The opening and closing integrated heat pump dryer of claim 1,
an electromagnetic valve is arranged in the machine body and connected with the inner evaporator and the outdoor evaporator.
7. The opening and closing integrated heat pump dryer of claim 1,
the compressor is a valley wheel compressor, and the model number of the compressor is ZW 79-KBC-TFP-522.
8. The opening and closing integrated heat pump dryer of claim 1,
and a strip-shaped vent hole is formed in a connecting piece between the condenser and the third flow chamber.
9. The opening and closing integrated heat pump dryer of claim 1,
a drain pipe is arranged below the inner evaporator.
10. The opening and closing integrated heat pump dryer according to any one of claims 1 to 9,
the first flow chamber, the second flow chamber and the third flow chamber are arranged at the lower left corner of the machine body; the condenser is arranged at the upper left corner of the machine body; the compressor is arranged at the lower right corner of the machine body; the electric box is arranged on the compressor; the outdoor evaporator and the external evaporation fan are arranged on the electric box in parallel and positioned at the upper right corner of the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198754.0U CN216432434U (en) | 2021-09-10 | 2021-09-10 | Opening and closing integrated heat pump dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198754.0U CN216432434U (en) | 2021-09-10 | 2021-09-10 | Opening and closing integrated heat pump dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216432434U true CN216432434U (en) | 2022-05-03 |
Family
ID=81322464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122198754.0U Active CN216432434U (en) | 2021-09-10 | 2021-09-10 | Opening and closing integrated heat pump dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216432434U (en) |
-
2021
- 2021-09-10 CN CN202122198754.0U patent/CN216432434U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20190003108A1 (en) | Condensing type clothes dryer having a heat pump cycle and a method for controlling a condensing type clothes dryer having a heat pump cycle | |
| CN107255411B (en) | Multifunctional heat pump drying device | |
| KR101475813B1 (en) | A drying apparatus | |
| CN109405525B (en) | Self-adjusting dehumidifying and drying heat pump system | |
| CN105546876A (en) | Drying dehumidifier | |
| CN207456058U (en) | Multifunctional air energy dehumidifying drying system | |
| CN207486957U (en) | Air conditioner indoor unit and air conditioner | |
| CN114294939B (en) | Hot air supply assembly and heat pump drying system | |
| CN207990944U (en) | A kind of mobile dehumidifying drying cooling and heating air conditioner | |
| CN216432434U (en) | Opening and closing integrated heat pump dryer | |
| CN106172735A (en) | A kind of open and close type cycle multistage heat pump drying equipment | |
| CN112857018A (en) | Temperature/humidity field cooperative multi-heat exchanger heat pump drying system and control method thereof | |
| US20070215317A1 (en) | Movable multi-functional air-conditioner and its method of use | |
| CN214308097U (en) | Integral vacuum type heat pump drying energy-saving device | |
| CN216925082U (en) | Novel closed heat pump drying system | |
| CN107462064A (en) | A kind of heat pump dryer for heating and dehumidifying integration | |
| CN201867023U (en) | Novel high-temperature dryer | |
| CN108168225A (en) | A kind of bypass type Analysis of Heat Pump Drying System | |
| CN208998433U (en) | A kind of dehumidifying heat pump drying equipment of unitary tape heat pipe recuperation of heat | |
| CN110671924B (en) | Air duct structure, dryer with air duct structure and dryer control method | |
| CN207422852U (en) | Heat and dehumidify integrated heat pump dryer | |
| CN207881365U (en) | A kind of bypass type Analysis of Heat Pump Drying System | |
| CN210425803U (en) | Opening and closing dual-mode combined drying system based on heat pump technology | |
| CN206989667U (en) | Multifunctional heat pump drying unit | |
| CN216620600U (en) | Open-loop heat pump dryer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |