CN213955786U

CN213955786U - Multifunctional mixing heat pump drying all-in-one machine

Info

Publication number: CN213955786U
Application number: CN202121614396.0U
Authority: CN
Inventors: 王泽富; 刘吉福
Original assignee: Lvte Guochuang Weifang Energy Saving Technology Co ltd
Current assignee: Lvte Guochuang Weifang Energy Saving Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-08-13
Anticipated expiration: 2031-07-16

Abstract

The application discloses a multifunctional hybrid heat pump drying all-in-one machine, which comprises a closed loop type heat pump drying unit system and a fresh air dehumidifying and heat exchanging system; the closed-loop heat pump drying unit system comprises an air-cooled evaporator, an air-cooled condenser and a heat exchange core, wherein one end of the air-cooled evaporator is connected with one end of an expansion valve, the other end of the expansion valve is connected with one end of the air-cooled condenser, the other end of the air-cooled evaporator is connected with one end of a gas-liquid separator, the other end of the gas-liquid separator is connected with one end of a compressor, and the other end of the compressor is connected with the other end of the air-cooled condenser. Has the following advantages: the dryer is based on a closed-loop heat pump dryer unit, and a fresh air-exhaust heat exchange system is additionally arranged, so that the functions of heat recovery, fresh air supply and humidity exhaust are realized, and the drying speed is improved to the maximum extent and the drying process requirements are perfected by a user.

Description

Multifunctional mixing heat pump drying all-in-one machine

Technical Field

The utility model belongs to the technical field of the heat pump is dried, specifically a multi-functional mixed heat pump drying machine.

Background

The heat pump drying technology is a new energy technology which attracts much attention all over the world in recent years. The heat pump drying all-in-one machine is suitable for drying and processing materials such as agricultural products, food, chemical industry, medicines and the like. The heat pump drying system with single function can only satisfy the heating function, and can not realize a series of problems of fresh air, heat recovery, dehumidification and dehumidification, so that the heat pump drying system with single function needs to be technically improved.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a multi-functional mixed heat pump drying machine, this drying-machine use closed-loop heat pump drying unit as the basis, and one set of new trend hydrofuge heat exchange system is newly-increased, realizes heat recovery, send new trend, hydrofuge function, help user furthest's improvement drying speed and perfect drying process demand.

For solving the technical problem, the utility model discloses a following technical scheme:

a multifunctional hybrid heat pump drying all-in-one machine comprises a closed loop type heat pump drying unit system and a fresh air dehumidifying heat exchange system;

the closed-loop heat pump drying unit system comprises an air-cooled evaporator, an air-cooled condenser and a heat exchange core, wherein one end of the air-cooled evaporator is connected with one end of an expansion valve, the other end of the expansion valve is connected with one end of the air-cooled condenser, the other end of the air-cooled evaporator is connected with one end of a gas-liquid separator, the other end of the gas-liquid separator is connected with one end of a compressor, and the other end of the compressor is connected with the other end of the air-cooled condenser.

Further, the heat exchange core is installed in the baking house, and the heat exchange core includes dehumidification air supply side, dehumidification air inlet side, heat supply return air side and heat supply air supply side, and dehumidification air supply side and dehumidification air inlet side are located the both sides of air-cooled evaporimeter, and heat supply air supply side is located the air inlet side of air-cooled condenser, and air-cooled condenser air-out side still is equipped with heat supply air-out side.

Further, new trend hydrofuge heat exchange system includes the regenerator, and blast gate, filter screen are all installed to 1# port and the 2# port of regenerator, and the heat supply return air side is aimed at to the 2# port of regenerator, and the 3# port of regenerator is connected with new fan, and new fan is aimed at the heat supply air-feed side, and the baking house is aimed at to the heat supply air-out side, and the hydrofuge fan is installed to the 4# port of regenerator.

The utility model adopts the above technical scheme, compare with prior art, have following technological effect: the unit utilizes a fresh air dehumidifying and heat exchanging system, 1, heat recovery, fresh air supply and dehumidifying functions are realized, 2, the process requirement has a requirement on dehumidifying gas, the independently set dehumidifying function realizes moisture recycling, 3, a large space with strict requirements on air quality of a drying room can provide a fresh air function, and meanwhile, the heat recovery function can be opened, and the influence of fresh air on the air temperature and humidity quality is reduced.

The closed-loop heat pump drying unit system of the unit is internally provided with the air-cooled evaporator and the condenser, so that the heating and dehumidifying functions can be synchronous, and the dehumidifying capacity is stable in a stable air environment; the dehumidifying function can be independently operated for the dehumidifying gas needing to be treated and recycled, so that the aim of dehumidifying the drying room is fulfilled; when the air quality needs to be controlled in a large space, the fresh air humidity-discharging heat exchange system can be opened, the fresh air is automatically discharged and fed, the heat regenerator is used for heating the fresh air, the influence on the temperature and the humidity of the large space is small, and the energy consumption is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic view of a closed loop heat pump dryer unit system of the present invention;

FIG. 2 is a schematic view of a fresh air dehumidifying heat exchange system according to the present invention;

in the figure: 1-dehumidification air supply side, 2-dehumidification air inlet side, 3-air-cooled evaporator, 4-heat regenerator, 6-expansion valve, 7-compressor, 8-gas-liquid separator, 9-heat supply air return side, 10-heat supply air supply side, 11-air-cooled condenser, 12-heat exchange core and 13-heat supply air outlet side; 14-fresh air machine, 15-moisture removing air machine.

Detailed Description

In the embodiment, as shown in fig. 1 and fig. 2, a multifunctional hybrid heat pump drying all-in-one machine includes a closed loop heat pump drying unit system and a fresh air dehumidifying heat exchange system, and the closed loop heat pump drying unit system and the fresh air dehumidifying heat exchange system are connected by a pipeline.

The closed loop type heat pump drying unit system comprises an air-cooled evaporator 3, an air-cooled condenser 11 and a heat exchange core 12, wherein one end of the air-cooled evaporator 3 is connected with one end of an expansion valve 6, the other end of the expansion valve 6 is connected with one end of the air-cooled condenser 11, the other end of the air-cooled evaporator 3 is connected with one end of a gas-liquid separator 8, the other end of the gas-liquid separator 8 is connected with one end of a compressor 7, and the other end of the compressor 7 is connected with the other end of the air-cooled condenser 11.

The heat exchange core 12 is installed in the drying room, and the air-cooled condenser 11 is located between the drying room and the fresh air dehumidifying heat exchange system.

The heat exchange core 12 comprises a dehumidification air supply side 1, a dehumidification air inlet side 2, a heat supply air return side 9 and a heat supply air supply side 10, the dehumidification air supply side 1 and the dehumidification air inlet side 2 are positioned at two sides of the air-cooled evaporator 3, the heat supply air supply side 10 is positioned at one side of the air-cooled condenser 11, and the other side of the air-cooled condenser 11 is also provided with a heat supply air outlet side 13.

Fresh air hydrofuge heat exchange system includes regenerator 4, the blast gate is all installed to regenerator 4's 1# port and 2# port, the filter screen, heat supply return air side 9 is aimed at to regenerator 4's 2# port, heat supply return air of heat supply return air side 9 passes through the pipeline and enters into regenerator 4 in, regenerator 4's 3# port is connected with new fan 14, new fan 14 is aimed at heat supply air supply side 10, heat supply air supply side 10 is aimed at air-cooled condenser 11 one side, the wind that new fan 14 goes out passes through the pipeline and enters into air-cooled condenser 11 in, the heat supply play wind side 13 that is located air-cooled condenser 11 opposite side is aimed at the baking house, hydrofuge fan 15 is installed to regenerator 4's 4# port.

The multifunctional hybrid heat pump drying all-in-one machine can switch three operation modes: 1. in the drying and heating processes, a heating drying and dehumidifying mode is preferentially operated, a closed-loop heat pump drying system is utilized, hot air in a drying room is subjected to heat release through heat exchange core absorption, then the heat is continuously dehumidified and released at an evaporation side, and then the heat is heated and absorbed at a condensation side, so that the dehumidifying and heating functions of the air are completed, and the stable and efficient operation of the system is ensured;

2. when the closed-loop heat pump drying system operates and the drying process requires dehumidification, the dehumidifying fan operates to enter a dehumidifying mode, the dehumidifying air valve is opened, and moisture enters the rear end through the dehumidifying fan and is directly discharged or is treated and recycled for utilization.

3. When the closed-loop heat pump drying system operates, when the air quality of the large space of the drying room is poor, the closed-loop heat pump drying system automatically enters a fresh air introducing mode, opens the fresh air valve and the filtering device, completes heat recovery through heat regenerator and moisture-exhausting air heat exchange, and enters the drying room after the temperature of fresh air rises, so that the purpose of adjusting the air quality is realized, and meanwhile, the stability of the temperature and the humidity of the drying room cannot be influenced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a multi-functional mixed heat pump drying machine which characterized in that: comprises a closed loop type heat pump drying unit system and a fresh air humidity-discharging heat exchange system;

the closed loop type heat pump drying unit system comprises an air-cooled evaporator (3), an air-cooled condenser (11) and a heat exchange core (12), one end of the air-cooled evaporator (3) is connected with one end of an expansion valve (6), the other end of the expansion valve (6) is connected with one end of the air-cooled condenser (11), the other end of the air-cooled evaporator (3) is connected with one end of a gas-liquid separator (8), the other end of the gas-liquid separator (8) is connected with one end of a compressor (7), and the other end of the compressor (7) is connected with the other end of the air-cooled condenser (11).

2. The multifunctional hybrid heat pump drying all-in-one machine of claim 1, wherein: the heat exchange core (12) is installed in the baking house, the air-cooled condenser (11) is located between the baking house and the fresh air dehumidification heat exchange system, the heat exchange core (12) is including dehumidification air supply side (1), dehumidification air inlet side (2), heat supply return air side (9) and heat supply air supply side (10), dehumidification air supply side (1) and dehumidification air inlet side (2) are located the both sides of air-cooled evaporimeter (3), heat supply air supply side (10) are located the air inlet side of air-cooled condenser (11), air-cooled condenser (11) air-out side still is equipped with heat supply air-out side (13).

3. The multifunctional hybrid heat pump drying all-in-one machine of claim 2, wherein: fresh air hydrofuge heat exchange system includes regenerator (4), the blast gate is all installed to 1# port and the 2# port of regenerator (4), the filter screen, heat supply return air side (9) are aimed at to the 2# port of regenerator (4), the 3# port of regenerator (4) is connected with new fan (14), new fan (14) are aimed at heat supply air supply side (10), air-cooled condenser (11) one side is aimed at in heat supply air supply side (10), the baking house is aimed at in heat supply air-out side (13) that are located air-cooled condenser (11) opposite side, hydrofuge fan (15) are installed to the 4# port of regenerator (4).