CN203798116U - Multifunctional dryer - Google Patents

Multifunctional dryer Download PDF

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Publication number
CN203798116U
CN203798116U CN201420158683.9U CN201420158683U CN203798116U CN 203798116 U CN203798116 U CN 203798116U CN 201420158683 U CN201420158683 U CN 201420158683U CN 203798116 U CN203798116 U CN 203798116U
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China
Prior art keywords
valve
valve port
port
temperature
drying
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Expired - Fee Related
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CN201420158683.9U
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Chinese (zh)
Inventor
刘三奎
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China Tianjin Electric Power Technology Co ltd
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GUANGZHOU JOHO NEW ENERGY CO Ltd
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Priority to CN201420158683.9U priority Critical patent/CN203798116U/en
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Abstract

The utility model discloses a multifunctional dryer. The multifunctional dryer comprises a compressor, a four-way valve, an auxiliary four-way valve, a first heat exchanger, a second heat exchanger, a first thermal expansion valve, a second thermal expansion valve, a one-way valve, a dehumidification evaporator and an air valve. By controlling the working status of each valve port of the four-way valve and the auxiliary four-way valve, namely communication relation of the valve ports, the multifunctional dryer forms different circulation loops so as to form three working modes, namely a constant temperature and humidity drying mode, a low-temperature dehumidification drying mode and a constant-temperature air supply drying mode. The different drying modes are selected according to requirements so as to meet different material drying requirements, and control precision is improved. Meanwhile, different combined drying modes can be set according to actual requirements, in other words, the three different drying modes are adopted in different stages, actual requirements of users for the temperature and humidity in the different stages can be met effectively, and material drying quality is improved greatly.

Description

A kind of Multifunctional dryer
Technical field
the utility model relates to technical field of heat pumps, particularly a kind of Multifunctional dryer.
Background technology
heat pump techniques starts application in every field gradually, dry industry and also have successively the product appearance that adopts heat pump, for example adopt heat pump to dry tobacco leaf, cured meat and fish, medicinal material, food etc., this series products mainly contains two large classes at present, one class is hydrofuge type heat pump dryer, one is dehumidification type heat pump dryer, not high to humidity control accuracy for hydrofuge type heat pump dryer, can not meet requirement in some field, realize by a middle total-heat exchanger for dehumidification type heat pump dryer is main at present, exist temperature and humidity fluctuation range large, be difficult to the requirement of while satisfied temperature and humidity.
Utility model content
It is high and integrate the Multifunctional dryer of the dry or cryopreservation of constant temperature and humidity drying, low temperature dehumidification, the dry three kinds of functions of constant temperature air-supply that technical problem to be solved in the utility model is to provide a kind of control accuracy.
For solving the problems of the technologies described above adopted technical scheme: a kind of Multifunctional dryer, comprise compressor, cross valve, auxiliary cross valve, First Heat Exchanger, the second heat exchanger, the first heating power expansion valve, the second heating power expansion valve, check valve, dehumidifying evaporimeter and air-valve, the first valve port of described cross valve is connected with the outlet of compressor, the 3rd valve port of described cross valve is connected with the entrance of compressor, the second valve port of described cross valve is connected by First Heat Exchanger with the second valve port of auxiliary cross valve, the 3rd valve port of described auxiliary cross valve and the 4th valve port of cross valve are successively by the first heating power expansion valve, the second heat exchanger is connected, the 3rd valve port of the first valve port of described auxiliary cross valve and cross valve is successively by the second heating power expansion valve, dehumidifying evaporimeter is connected, described check valve is connected in parallel between second valve port and the 3rd valve port of auxiliary cross valve
Be further used as the improvement of technical solutions of the utility model, in the time controlling the first valve port of cross valve and be connected with the second valve port and assist the first valve port of cross valve to be connected with the second valve port, described Multifunctional dryer is constant temperature and humidity drying pattern.
Be further used as the improvement of technical solutions of the utility model, be connected while being connected with the 3rd valve port with the second valve port of cross valve when controlling the first valve port of cross valve with the 4th valve port, described Multifunctional dryer is low temperature dehumidification drying mode.
Be further used as the improvement of technical solutions of the utility model, when controlling, the first valve port of cross valve is connected with the second valve port, the second valve port of auxiliary cross valve is connected with the 3rd valve port, and the 3rd valve port of cross valve is while being connected with the 4th valve port, described Multifunctional dryer is constant temperature air-supply drying mode.
Beneficial effect: this Multifunctional dryer is by controlling each valve port duty of cross valve and auxiliary cross valve, it is the connected relation of each valve port, make this Multifunctional dryer form different closed circuits to form constant temperature and humidity drying pattern, low temperature dehumidification drying mode, these three kinds of mode of operations of constant temperature air-supply drying mode, select as required different oven dry patterns, dry demand to meet different material, improve control accuracy; The oven dry pattern that can also set according to the actual requirements various combination for, different phase adopts above-mentioned three kinds of different oven dry patterns, makes the temperature and humidity in each stage can effectively meet user's actual needs, greatly improves drying materials quality simultaneously.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described further;
Fig. 1 is the systematic schematic diagram of the utility model embodiment;
Fig. 2 is the systematic schematic diagram under the utility model embodiment constant temperature and humidity drying pattern;
Fig. 3 is the systematic schematic diagram under the utility model embodiment low temperature dehumidification drying mode;
Fig. 4 is the systematic schematic diagram under the utility model embodiment constant temperature air-supply drying mode.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, a kind of Multifunctional dryer of the utility model, comprise compressor 10, cross valve 20, auxiliary cross valve 30, First Heat Exchanger 40, the second heat exchanger 50, the first heating power expansion valve 60, the second heating power expansion valve 70, check valve 80, dehumidifying evaporimeter 90 and air-valve 100, the first valve port 21 of cross valve 20 is connected with the outlet of compressor 10, the 3rd valve port 23 of cross valve 20 is connected with the entrance of compressor 10, the second valve port 22 of cross valve 20 is connected by First Heat Exchanger 40 with the second valve port 32 of auxiliary cross valve 30, the 3rd valve port 33 of auxiliary cross valve 30 passes through the first heating power expansion valve 60 successively with the 4th valve port 24 of cross valve 20, the second heat exchanger 50 is connected, the first valve port 31 of auxiliary cross valve 30 passes through the second heating power expansion valve 70 successively with the 3rd valve port 23 of cross valve 20, dehumidifying evaporimeter 90 is connected, check valve 80 is connected in parallel between second valve port 32 and the 3rd valve port 33 of auxiliary cross valve 30.
A kind of Multifunctional dryer of the utility model has the dry or cryopreservation of constant temperature and humidity drying, low temperature dehumidification, the dry three kinds of operational modes of constant temperature air-supply, mainly by controlling each valve port duty (being each valve port connected relation) of cross valve 20 and auxiliary cross valve 30, just can in these three kinds of patterns, switch, convenient to operation.
In the time that needs are realized constant temperature and humidity drying pattern, the first valve port 21 of control cross valve 20 is connected with the second valve port 22 and the first valve port 31 of auxiliary cross valve 30 is connected with the second valve port 32, Fig. 2 illustrates the systematic schematic diagram under this pattern, start operation, after compressor 10 starts, the refrigerant vapour that compressor 10 is discharged HTHP carries out condensing heat-exchange after cross valve 20 in First Heat Exchanger 40, the refrigerant liquid that the refrigerant vapour liquefaction of HTHP is HTHP, after auxiliary cross valve 30, arrive the second heating power expansion valve 70 again and carry out throttling, the gas-liquid two-phase state that the refrigerant liquid of HTHP becomes low-temp low-pressure flows into dehumidifying and carries out heat exchange in evaporimeter 90, the surface temperature of the aperture control dehumidifying evaporimeter 90 by adjusting air valve 100 is lower than the dew-point temperature of the humid air through it, this heat transfer process comprises sensible heat and latent heat two parts, sensible heat shows as through the humid air temperature of dehumidifying evaporimeter 90 and declines, the surface that latent heat shows as dehumidifying evaporimeter 90 has condensate water to produce, make to reduce through the humid air absolute humidity of dehumidifying evaporimeter 90, humid air through dehumidifying evaporimeter 90 dehumidify and lower the temperature after after condenser heats up, send into again drying room, evaporimeter is after 90s flows back to compressor 10 after becoming overheated low-temperature low-pressure refrigerant gas through dehumidifying for the low-temperature low-pressure refrigerant of gas-liquid two-phase state, form a complete kind of refrigeration cycle.In this running, by at dehumidifying evaporimeter 90 place's set temperature sensor 91 and humidity sensors 92, temperature sensor 91 and humidity sensor 92 detect and feed back to air temperature TH and humidity, contrast according to the return air temperature TH of feedback and the parameter of humidity and setting, after first satisfied temperature parameter, carry out the requirement of controlled humidity by the aperture of adjusting air valve 100, last humidity also meets to be set after requirement, and unit keeps constant temperature and humidity state to continue operation.
In the time that needs are realized low temperature dehumidification drying mode, the first valve port 21 of controlling cross valve 20 is connected with the 4th valve port 24 and is connected with the 3rd valve port 23 with the second valve port 22 of cross valve 20, Fig. 3 illustrates the systematic schematic diagram under this pattern, start operation, after compressor 10 starts, the refrigerant vapour that compressor 10 is discharged HTHP carries out condensing heat-exchange after cross valve 20 in the second heat exchanger 50, after the refrigerant liquid of the refrigerant vapour liquefaction of HTHP for HTHP, arrive the first heating power expansion valve 60 and carry out throttling, the refrigerant liquid of HTHP becomes the gas-liquid two-phase state of low-temp low-pressure through carrying out heat exchange in check valve inflow First Heat Exchanger 40 after 80s, by regulating the fan delivery of First Heat Exchanger 40 to control the surface temperature of First Heat Exchanger 40 lower than the dew-point temperature of the humid air through it, this heat transfer process comprises sensible heat and latent heat two parts, sensible heat shows as through the humid air temperature of First Heat Exchanger 40 and declines, the surface that latent heat shows as First Heat Exchanger 40 has condensate water to produce, make to reduce through the humid air absolute humidity of First Heat Exchanger 40, humid air dehumidify through First Heat Exchanger 40 and lower the temperature after send into drying room, the low-temperature low-pressure refrigerant of gas-liquid two-phase state flows back to compressor 10 become overheated low-temperature low-pressure refrigerant gas after First Heat Exchanger 40 after, form a complete kind of refrigeration cycle.In this running, by at dehumidifying evaporimeter 90 place's set temperature sensors 91, temperature sensor 91 detects and feeds back to air temperature TH, contrast according to the return air temperature TH of feedback and the parameter of setting, after satisfied temperature parameter, compressor 10 is out of service, after return air temperature TH rises, compressor 10 is opened again, makes drying room temperature remain the temperature parameter state of setting.
In the time that needs are realized constant temperature air-supply drying mode, the first valve port 21 of controlling cross valve 20 is connected with the second valve port 22, the second valve port 32 of auxiliary cross valve 30 is connected with the 3rd valve port 33, and the 3rd valve port 23 of cross valve 20 is connected with the 4th valve port 24, Fig. 3 illustrates the systematic schematic diagram under this pattern, after compressor 10 starts, the refrigerant vapour that compressor 10 is discharged HTHP carries out condensing heat-exchange after cross valve 20 in First Heat Exchanger 40, after the refrigerant liquid that the refrigerant vapour liquefaction of HTHP is HTHP, carry out throttling through the first heating power expansion valve 60 again through auxiliary cross valve 30, the refrigerant liquid of HTHP becomes after the gas-liquid two-phase state of low-temp low-pressure and flows in the second heat exchanger 50 and carry out after heat exchange becomes overheated low-temperature low-pressure refrigerant gas flowing back to compressor 10, form a complete kind of refrigeration cycle.In this running, air in drying room heats up through First Heat Exchanger 40 circulating-heatings, by at dehumidifying evaporimeter 90 place's set temperature sensors 91, temperature sensor 91 detects and feeds back to air temperature TH, contrast according to the parameter of return air temperature TH and setting, after satisfied temperature parameter, compressor 10 is out of service, and after return air temperature TH declines, compressor 10 is opened again, makes drying room temperature remain the temperature parameter state of setting.
It should be noted that, for the oven dry of material normally stage by stage, be to adopt different oven dry patterns the different stages, the utility model Multifunctional dryer can also be set the oven dry pattern of various combination according to the actual requirements for, be that different phase adopts above-mentioned different oven dry pattern, make the temperature and humidity in each stage can effectively meet user's actual needs, make finished product color and luster, quality etc. after drying materials better.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken possessing at described technical field those of ordinary skill, can also under the prerequisite that does not depart from the utility model aim, make various variations.

Claims (4)

1. a Multifunctional dryer, it is characterized in that: comprise compressor, cross valve, auxiliary cross valve, First Heat Exchanger, the second heat exchanger, the first heating power expansion valve, the second heating power expansion valve, check valve, dehumidifying evaporimeter and air-valve, the first valve port of described cross valve is connected with the outlet of compressor, the 3rd valve port of described cross valve is connected with the entrance of compressor, the second valve port of described cross valve is connected by First Heat Exchanger with the second valve port of auxiliary cross valve, the 3rd valve port of described auxiliary cross valve and the 4th valve port of cross valve are successively by the first heating power expansion valve, the second heat exchanger is connected, the 3rd valve port of the first valve port of described auxiliary cross valve and cross valve is successively by the second heating power expansion valve, dehumidifying evaporimeter is connected, described check valve is connected in parallel between second valve port and the 3rd valve port of auxiliary cross valve.
2. Multifunctional dryer according to claim 1, it is characterized in that: in the time controlling the first valve port of cross valve and be connected with the second valve port and assist the first valve port of cross valve to be connected with the second valve port, described Multifunctional dryer is constant temperature and humidity drying pattern.
3. Multifunctional dryer according to claim 1, is characterized in that: be connected with the 4th valve port while being connected with the 3rd valve port with the second valve port of cross valve when controlling the first valve port of cross valve, described Multifunctional dryer is low temperature dehumidification drying mode.
4. Multifunctional dryer according to claim 1, it is characterized in that: when controlling, the first valve port of cross valve is connected with the second valve port, the second valve port of auxiliary cross valve is connected with the 3rd valve port, and the 3rd valve port of cross valve is while being connected with the 4th valve port, described Multifunctional dryer is constant temperature air-supply drying mode.
CN201420158683.9U 2014-04-02 2014-04-02 Multifunctional dryer Expired - Fee Related CN203798116U (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104991586A (en) * 2015-07-13 2015-10-21 江苏德立环保工程有限公司 Safe automatic constant temperature control system
CN105671904A (en) * 2014-12-08 2016-06-15 Lg电子株式会社 Condensing type clothes dryer and controling method for same
CN106091467A (en) * 2016-08-17 2016-11-09 西安交通大学 A kind of wind pipe type CO2air conditioner and heat pump unit
CN106610070A (en) * 2017-02-16 2017-05-03 湖南大学 Multi-fresh air independently-adjusted compound air conditioning unit
CN108375283A (en) * 2018-03-21 2018-08-07 滁州学院 A kind of closed loop double evaporators drying heat pump and the oil recovery method that volatilizees
CN110285599A (en) * 2019-07-18 2019-09-27 四川骐成新能源科技有限公司 A kind of multifunctional heat pump drying dehumidification freshness preserving equipment
CN110506972A (en) * 2019-09-23 2019-11-29 湖南科技大学 Bulk curing barn heating and dehumidification device based on airflow circulating control
CN112197570A (en) * 2020-10-29 2021-01-08 张勇 Composite heat pump drying system

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105671904A (en) * 2014-12-08 2016-06-15 Lg电子株式会社 Condensing type clothes dryer and controling method for same
CN104991586A (en) * 2015-07-13 2015-10-21 江苏德立环保工程有限公司 Safe automatic constant temperature control system
CN104991586B (en) * 2015-07-13 2017-09-15 江苏德立环保工程股份有限公司 Safety automation thermostatic control system
CN106091467A (en) * 2016-08-17 2016-11-09 西安交通大学 A kind of wind pipe type CO2air conditioner and heat pump unit
CN106091467B (en) * 2016-08-17 2018-01-05 西安交通大学 A kind of wind pipe type CO2 air conditioner and heat pump units
CN106610070A (en) * 2017-02-16 2017-05-03 湖南大学 Multi-fresh air independently-adjusted compound air conditioning unit
CN106610070B (en) * 2017-02-16 2022-02-08 湖南大学 Combined type air conditioning unit is independently adjusted to new trend that can ally oneself with more
CN108375283A (en) * 2018-03-21 2018-08-07 滁州学院 A kind of closed loop double evaporators drying heat pump and the oil recovery method that volatilizees
CN110285599A (en) * 2019-07-18 2019-09-27 四川骐成新能源科技有限公司 A kind of multifunctional heat pump drying dehumidification freshness preserving equipment
CN110506972A (en) * 2019-09-23 2019-11-29 湖南科技大学 Bulk curing barn heating and dehumidification device based on airflow circulating control
CN112197570A (en) * 2020-10-29 2021-01-08 张勇 Composite heat pump drying system
CN112197570B (en) * 2020-10-29 2023-08-25 张勇 Composite heat pump drying system

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C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20170112

Address after: 425500 Yongzhou City, Hunan province Jiang Hua Yao Autonomous County Tuojiang Town Economic Development Zone Jiang Hua Xingye Road South

Patentee after: CHINA (TIANJIN) ELECTRIC POWER TECHNOLOGY CO.,LTD.

Address before: Panyu District Dalong street Guangzhou city Guangdong province 511450 Sha Sha Pu Chung Village Road No. four A

Patentee before: GUANGZHOU JOHO NEW ENERGY Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140827

CF01 Termination of patent right due to non-payment of annual fee