CN205939972U - Two -way air supply heat pump drying system - Google Patents

Two -way air supply heat pump drying system Download PDF

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Publication number
CN205939972U
CN205939972U CN201620894713.1U CN201620894713U CN205939972U CN 205939972 U CN205939972 U CN 205939972U CN 201620894713 U CN201620894713 U CN 201620894713U CN 205939972 U CN205939972 U CN 205939972U
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China
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air
heat pump
drying
port
analysis
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CN201620894713.1U
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Inventor
魏娟
杨鲁伟
张振涛
张冲
孙椰望
杨俊玲
李博
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Technical Institute of Physics and Chemistry of CAS
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Technical Institute of Physics and Chemistry of CAS
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Abstract

The utility model relates to a dry technical field of heat pump especially relates to a two -way air supply heat pump drying system, and it includes heat pump system and drying cabinet, the drying cabinet includes the drying chamber of lower part and the air -handling chamber on upper portion, the drying chamber with air -handling chamber's both ends intercommunication, the fan that the setting can two -wayly be supply air in the air -handling chamber, heat pump system includes heater and host computer room, the heater is located in the air -handling chamber, the drying cabinet with fresh wind port and hydrofuge mouth are all seted up to the both ends of host computer room junction, the fresh wind port with the hydrofuge mouth with the air -handling chamber intercommunication, the hydrofuge mouth is located the outside of fresh wind port and the outside of heater. The utility model discloses an independent setting of two sets of hydrofuge mouths and fresh wind port has effectively reduced after the hydrofuge wind heating exhaust energy loss again, it keeps warm to adopt maintains the structure to the normal operating of heat pump under low temperature environment is guaranteed to rational utilization hydrofuge wind and new trend.

Description

A kind of two-way ventilating Analysis of Heat Pump Drying System
Technical field
This utility model is related to heat pump drying technology field, more particularly, to a kind of two-way ventilating Analysis of Heat Pump Drying System.
Background technology
Heat pump is a kind of a small amount of electric energy of consumption or fuel can be producing the device of a large amount of heat energy.Critical piece be compressor, Condenser, expansion valve and vaporizer.Heat pump drying technology is a kind of energy-saving drying technology, can reclaim exhaust waste heat, acceptable By the use of the low-grade heat source in environment, Di Yuan, water source as the energy is dried, accomplish recycling of energy, reach dry run The purpose of middle energy-saving and emission-reduction
At present, traditional drying system adopts two groups of heat exchanger two-way ventilatings, and the air circulation of hothouse is heating -- dehumidifying (entering fresh air) -- heating -- is delivered to hothouse and carries out hot and humid area, in blower fan in this two-way ventilating system with dried material simultaneously again Both sides only have one group of air port, different according to air supply direction, are fresh wind port in blower negative pressure side, positive pressure side for moisture exhausting port;Two Group heater is located at the outside in two air ports.Even if need dehumidifying, it is also to first pass through heater from hothouse steam out Heating is mixed with the fresh air being passed through from an air port again, then discharges from another air port through blower fan, expellant gas warp again Cross heating and send into hothouse, this mode first heating again dehumidifying, cause certain heat waste.
In addition, the dry run of the material such as agricultural product is not subject to season, ambient temperature effect, all can be dried throughout the year Process, and the general all outdoor placement of the main frame of conventional heat pump system, also no Insulation, under low temperature environment, vaporizer is easily tied Frost, causes ineffective systems, and power savings advantages weaken, and even resulting in drying cannot be normally carried out.
Utility model content
(1) technical problem to be solved
This utility model provides a kind of two-way ventilating Analysis of Heat Pump Drying System, solves dehumidifying wind and discharges and cause after heating Energy dissipation and low temperature environment under material can not carry out the problem of normal dry run.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of two-way ventilating Analysis of Heat Pump Drying System, and its feature exists In including heat pump and drying baker;Described drying baker includes the hothouse of bottom and the air-handling chamber on top, described drying Room is connected with the two ends of described air-handling chamber, and the blower fan of two-way ventilating is capable of in described air-treatment interior setting;Described heat pump System includes heater and machine hall, and it is indoor that described heater is located at described air-treatment;Described drying baker and described machine hall The two ends of junction all open up fresh wind port and moisture exhausting port, and described fresh wind port is connected with described air-handling chamber with described moisture exhausting port, Described moisture exhausting port is located at the outside of described fresh wind port and the outside of described heater.
Wherein, described fresh wind port installs the airduct being prevented from the suction of dehumidifying wind additional, described airduct is located at described machine hall Interior.
Wherein, described moisture exhausting port installs the kuppe discharged beneficial to dehumidifying wind additional, described kuppe is located at described air Reason is indoor.
Wherein, described machine hall opens up machine hall air port, on machine hall air port setting control main frame room whether with environment The controlling switch that air communicates.
Wherein, the exterior wall of the exterior wall of described drying baker and machine hall is all insulation construction.
Wherein, described drying baker and described machine hall junction are often held and are respectively provided with multiple fresh wind ports and multiple moisture exhausting port.
Wherein, described hothouse and described air-handling chamber are separated by the dividing plate in drying baker, described dividing plate two End opening.
Wherein, described blower fan and described heater are located on described dividing plate.
Wherein, described heater is condenser.
Wherein, described machine hall is located at the top of described drying baker.
(3) beneficial effect
Compared with prior art, this utility model has the advantages that:
(1) this utility model passes through using one group of heater being located at blower fan side, two groups of dehumidifying positioned at blower fan both sides Mouth and fresh wind port, are then exhausted from the energy loss causing hence it is evident that reducing after effectively reducing the dehumidifying wind heating causing in one group of air port The energy consumption of system.
(2), under the premise of the drying process not changing original drying system, heat pump can the row of recovery for this utility model Heat in wet waste gas is it is achieved that energy conservation object.
(3) this utility model is in the case of ambient temperature reduction, relative airtight by forming machine hall and drying baker Space in, improve the pathogenic wind-warm of vaporizer side, it is to avoid machine hall directly takes, from environment, the evaporation that heat causes at low ambient temperatures The problem of device frosting.
Brief description
The positive schematic diagram of the two-way ventilating Analysis of Heat Pump Drying System that Fig. 1 provides for this utility model;
The schematic top plan view of the two-way ventilating Analysis of Heat Pump Drying System that Fig. 2 provides for this utility model;
The schematic diagram that in the two-way ventilating Analysis of Heat Pump Drying System that Fig. 3 provides for this utility model, blower fan is blown counterclockwise;
The schematic diagram that in the two-way ventilating Analysis of Heat Pump Drying System that Fig. 4 provides for this utility model, blower fan is blown clockwise;
In figure, 1, hothouse;2nd, dividing plate;3rd, 3 ', moisture exhausting port;4th, 4 ', kuppe;5th, 5 ', fresh wind port;6th, 6 ', airduct;7、 Heater;8th, blower fan;9th, heat pump main frame;10th, vaporizer;11st, machine hall;12nd, machine hall air port;13rd, insulation construction.
Specific embodiment
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is more fully retouched State.Better embodiment of the present utility model is given in accompanying drawing.These are only preferred embodiment of the present utility model, and unprovoked This limits the scope of the claims of the present utility model, the equivalent structure that every utilization this utility model description and accompanying drawing content are made or Equivalent flow conversion, or directly or indirectly it is used in other related technical fields, all include in the same manner of the present utility model special In sharp protection domain.
This utility model provides a kind of two-way ventilating Analysis of Heat Pump Drying System, discharges and makes for solving dehumidifying wind after heating Under the energy dissipation becoming and low temperature environment, the material such as agricultural product can not carry out the problem of normal dry run.
As shown in Figure 1, 2, provide a kind of two-way ventilating Analysis of Heat Pump Drying System in this utility model embodiment, it includes drying Case and heat pump.Drying baker includes the loading of bottom is provided heat by the hothouse 1 of drying farm products and top for hothouse 1 The air-handling chamber of air, hothouse 1 and air-handling chamber are separated by the dividing plate 2 in drying baker, and dividing plate 2 two ends are opened Mouthful, so that air is in hothouse 1 and described air-treatment indoor circulation, the blower fan of two-way ventilating is capable of in air-treatment interior setting 8, send into hothouse 1 using the air of 8 air-treatment interior heat treated of blower fan and carry out heat exchange with agricultural product.
Heat pump includes heater, vaporizer 10 and heat pump main frame 9, and wherein, heater adopts condenser 7, condensation It is indoor that device 7 is located at air-treatment, is successively set on from right to left on dividing plate 2 with blower fan 8, vaporizer 10 and being connected with vaporizer Heat pump main frame 9 be respectively positioned in machine hall 11, machine hall 11 is located at the top of drying baker, and the exterior wall of machine hall 11 and drying baker adopts With insulation construction 13.
The left and right two ends of the position being connected with machine hall 11 in drying baker all open up moisture exhausting port and fresh wind port, and moisture exhausting port and Fresh wind port is connected with air-handling chamber, and wherein, moisture exhausting port 3 and fresh wind port 5 are located at right side, moisture exhausting port 3 ' and the fresh wind port of condenser 5 ' are located at the left side of blower fan, and fresh wind port 5,5 ' are provided with airduct 6 in machine hall 11,6 ', and moisture exhausting port 3,3 ' are provided with position In the indoor kuppe 4 of air-treatment, 4 ', machine hall 11 offers machine hall air port 12.
Additionally, uniformly be passed through fresh air in order to be more convenient for and discharge Hot wet air heating, it is connected with machine hall 11 in drying baker Often end be respectively provided with multiple moisture exhausting ports 3,3 ' and multiple fresh wind port 5,5 '.
The both sides of machine hall respectively open up machine hall air port 12, and the machine hall air port 12 of side is used for introducing the dry empty of the external world Gas, the machine hall air port 12 of opposite side is used for discharging the indoor gas of main frame;On machine hall air port 12, controlling switch is set, controls Can on-off control machine hall 11 communicate with external environment.When ambient temperature is higher than main frame room temperature, controlling switch is opened Open machine hall air port 12;When ambient temperature is less than main frame room temperature, controlling switch closes machine hall air port 12, drying baker Form the space of relative closure with machine hall, heat need not be taken from external environment, the indoor air self-loopa of main frame, effectively utilizes are arranged Damp and hot amount, improves the pathogenic wind-warm of vaporizer side, it is to avoid under low temperature, the problem of evaporimeter frosting is it is ensured that the normal work of heat pump.
For stoping heat in drying baker and machine hall 11 from outwards transmitting, the thermal loss in drying baker and machine hall 11 is relatively Little, reach preferable heat insulation effect, the exterior wall of drying baker and machine hall 11 adopts insulation construction 13, and this insulation construction 13 can make The heat energy being dried in the Hot wet air heating of interior discharge is preferably kept.
Airduct 6, the setting of 6 ' can prevent fresh wind port 5,5 ' from sucking the Hot wet air heating needing to discharge, and in low temperature environment When, it is easy to introduce the wind that vaporizer is discharged.
Kuppe 4, the setting of 4 ' can be beneficial to uniformly discharge the Hot wet air heating in hothouse 1 through moisture exhausting port 3,3 ', and Prevent fresh air and gang up with the Hot wet air heating needing to discharge.
As shown in Figure 3,4, the working condition of the Analysis of Heat Pump Drying System of described two-way ventilating is as follows:
During dry indoor material is initially dried, moisture exhausting port and fresh wind port are in closed mode, air Process indoor blower fan 8 to blow, provide the heat needed for dry materials, condensed device heating by the condenser 7 of heat pump Hot-air carry out hot and humid area with indoor material is dried, when indoor air humidity being dried reaching certain value, it is right to need Air in drying baker carries out dehumidifying.
During dehumidifying, during the direction circulation as shown in Figure 3 of the circulated air of hothouse, moisture exhausting port 3 and fresh wind port 5 are opened simultaneously Open, moisture exhausting port 3 discharge part Hot wet air heating enters machine hall 11, meanwhile lean on the negative pressure of blower fan 8 to suck fresh air from fresh wind port 5 Mix with circulated air, the condensed device 7 of mixed wind heats, and is sent back to hothouse by blower fan from the opposite side of hothouse, again with Material carries out hot and humid area;During the direction circulation as shown in Figure 4 of the circulated air of hothouse, that is, blower fan 8 is arranged when condenser dry During wet, moisture exhausting port 3 ' and fresh wind port 5 ' open simultaneously, and moisture exhausting port 3 ' discharge part Hot wet air heating enters machine hall 11, with this The negative pressure simultaneously leaning on blower fan 8 is mixed with circulated air from fresh wind port 5 ' suction fresh air, and condensed device 7 heats, by blower fan from hothouse Opposite side send hothouse back to, carry out hot and humid area with material again.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this Within the spirit of utility model and principle, any modification, equivalent substitution and improvement made etc., should be included in this utility model Protection domain within.

Claims (10)

1. a kind of two-way ventilating Analysis of Heat Pump Drying System is it is characterised in that include heat pump and drying baker;Described drying baker includes The hothouse of bottom and the air-handling chamber on top, described hothouse is connected with the two ends of described air-handling chamber, described air Process the blower fan that two-way ventilating is capable of in indoor setting;Described heat pump includes heater and machine hall, and described heater is located at Described air-treatment is indoor;Described drying baker all opens up fresh wind port and moisture exhausting port with the two ends of described machine hall junction, described Fresh wind port is connected with described air-handling chamber with described moisture exhausting port, and described moisture exhausting port is located at the outside of described fresh wind port and described The outside of heater.
2. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that install additional on described fresh wind port can Prevent the airduct that dehumidifying wind sucks, it is indoor that described airduct is located at described main frame.
3. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is beneficial to it is characterised in that installing additional on described moisture exhausting port The kuppe that dehumidifying wind is discharged, it is indoor that described kuppe is located at described air-treatment.
4. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that open up main frame in described machine hall Room air port, the controlling switch that on machine hall air port, whether setting control main frame room is communicated with ambient air.
5. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that the exterior wall of described drying baker and master The exterior wall of machine room is all insulation construction.
6. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that described drying baker and described main frame Room junction is often held and is respectively provided with multiple fresh wind ports and multiple moisture exhausting port.
7. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that described hothouse and described air Process chamber is separated by the dividing plate in drying baker, described dividing plate both ends open.
8. two-way ventilating Analysis of Heat Pump Drying System according to claim 7, described blower fan and described heater be located at described every On plate.
9. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that described heater is condenser.
10. two-way ventilating Analysis of Heat Pump Drying System according to claim 1 is it is characterised in that described machine hall is positioned at described The top of drying baker.
CN201620894713.1U 2016-08-16 2016-08-16 Two -way air supply heat pump drying system Active CN205939972U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196924A (en) * 2016-08-16 2016-12-07 中国科学院理化技术研究所 A kind of two-way ventilating Analysis of Heat Pump Drying System

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196924A (en) * 2016-08-16 2016-12-07 中国科学院理化技术研究所 A kind of two-way ventilating Analysis of Heat Pump Drying System

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