CN106524583A - Household dehumidify and drying integrated machine - Google Patents

Household dehumidify and drying integrated machine Download PDF

Info

Publication number
CN106524583A
CN106524583A CN201611199004.2A CN201611199004A CN106524583A CN 106524583 A CN106524583 A CN 106524583A CN 201611199004 A CN201611199004 A CN 201611199004A CN 106524583 A CN106524583 A CN 106524583A
Authority
CN
China
Prior art keywords
condenser
vaporizer
integral machine
machine according
drying integral
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.)
Pending
Application number
CN201611199004.2A
Other languages
Chinese (zh)
Inventor
黄浩亮
张晓艳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Shenling Environmental Systems Co Ltd
Guangdong Shenling Air Conditioning Equipment Co Ltd
Original Assignee
Guangdong Shenling Air Conditioning Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Shenling Air Conditioning Equipment Co Ltd filed Critical Guangdong Shenling Air Conditioning Equipment Co Ltd
Priority to CN201611199004.2A priority Critical patent/CN106524583A/en
Publication of CN106524583A publication Critical patent/CN106524583A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/02Heat pumps of the compression type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001Compression cycle type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a household dehumidify and drying integrated machine. The household dehumidify and drying integrated machine comprises a machine body. The machine body comprises an equipment box and a drying box; the equipment box comprises a compressor, a condenser, a throttling element and an evaporator, and the compressor, the condenser, the evaporator and the throttling element are successively connected to form a circular loop; the equipment box further comprises a fan communicating with the outer side; air sucked from the outer side by the fan successively passes through the evaporator and the condenser and is discharged to the drying box; the drying box is provided with an exhaust port which is connected to a hose, and the drying box is provided with a box door. Compared with the prior art, a heat pump principle is combined, and air is dehumidified and moisture of clothes is adsorbed and the clothes are dried, respectively, on the cold and hot sides of a heat pump system fully, so that one machine serves two purposes, and the household dehumidify and drying integrated machine is simple in structure and convenient to use, and heat recovery is realized, and the energy-saving property is remarkable.

Description

A kind of Domestic dehumidifying drying integral machine
Technical field
The present invention relates to technical field of heat pumps, more particularly to a kind of Domestic dehumidifying drying integral machine.
Background technology
With the continuous improvement that people were required to quality of life, the more aobvious necessity of humid control to home environment air, its It is related to the demand of the comfort level and the articles for daily use maintenance of people etc., but at present dehumidifier there is also that initial outlay is costly, function The high unfavorable condition of single, vacancy rate.In addition, the dry in the sun in rainy weather clothes is also one life difficult problem, thus people couple The demand and quality of dehydrator is also further increased to be strengthened, and the thermal source of dehydrator is all using burning coal, oil firing or electricity at present Heating, not only energy consumption is big for this drying mode, pollute big, and the bad control of drying temperature, and drying quality is bad.Therefore, family The market demand with dehumidifying drying all-in-one is increasing.
The Chinese utility model patent of Application No. 201420583537.0 discloses a kind of totally-enclosed heat pump drying dehumidifying All-in-one, including drying machine frame, axial flow blower, compressor, condenser, inner side vaporizer and outside vaporizer, dry machine frame Frame Integral sealing, and divider wall is provided with centre, air circulation duct is internally formed, inner side vaporizer is respectively provided with condenser In the air circulation duct on the two sides of divider wall;Also include heat exchange of heat pipe, the upper of heat exchange of heat pipe is arranged on interior steaming Device air intake vent position is sent out, air passes through interior vaporizer, heat after the upper of heat exchange of heat pipe in totally-enclosed heat pump dryer Lower one side of something of heat exchange of heat pipe is arranged on condenser air intake vent position, and in totally-enclosed heat pump dryer, air is through heat exchange of heat pipe Pass through condenser after lower one side of something.The program is mainly by carrying out adding the article to be dried in the air and baking room in baking room Heat, the high temperature air in baking room complete to carry out humidity with article to be dried to exchange, and high-temperature gas is changed into hot and humid gas, Hot and humid gas heat in baking room is sucked by the present invention again, by the inner side vaporizer cool-down dehumidification of low temperature, in air Vapor remove, rise high-temperature and enter into baking room through the condenser of high temperature again afterwards, so constantly circulation work is entered Row dehumidifying.So dried using enclosed circulation, and increased heat exchange of heat pipe design, damp-heat air in operation, can be reclaimed completely Heat, energy-saving effect preferably, but the invention is applied to the drying dehumidification of baking room, and for family is using being not appropriate for.
The content of the invention
To overcome existing technological deficiency, the invention provides a kind of simple structure, an easy to use, energy-efficient, machine Multiplex Domestic dehumidifying drying integral machine.
To realize the purpose of the present invention, employ the following technical solutions and be achieved:
A kind of Domestic dehumidifying drying integral machine, including body, the body include equipment box and drying baker;The equipment box includes Compressor, condenser, restricting element and vaporizer, the compressor, condenser, vaporizer and restricting element are in turn connected to form Closed circuit;The equipment box also includes the blower fan communicated with the external world, and the blower fan passes sequentially through steaming from the air of extraneous suction Device and condenser are sent out, and is entered in drying baker;The drying baker is provided with exhaust outlet, and the exhaust outlet is connected with flexible pipe, and dries Case is provided with chamber door.
During present invention operation, cold side is vaporizer, and hot side is condenser, is introduced the air of indoor moisture by blower fan, By air precooling during vaporizer, the steam coagulation in air into the globule, so as to reach the effect to indoor air dehumidification;It Air is heated up at condenser afterwards, is then sent to drying baker and case undergarment is dried, the sky after moisture absorption Gas is discharged outside room by connecting the exhaust outlet of flexible pipe.Present invention incorporates heat pump principle, takes full advantage of heat pump cold Hot both sides are dehumidified to air respectively and clothes moisture absorption are dried, so as to realize dual-use, simple structure, using just Profit, and heat recovery is realized, energy saving is notable.
Wherein, the heat transferring medium in heat pump cycle is environment-friendly type freon refrigerant, specially by R134a, R245fa structure Into material in one or more.
Wherein, the vaporizer is finned heat exchanger or micro-channel heat exchanger, and the vaporizer is multistage setting;Institute It is finned heat exchanger or micro-channel heat exchanger to state condenser, and the condenser is multistage setting.Multistage setting refers to setting There are multiple heat exchangers of parallel connection, in the case of total refrigerant amount identical, heat exchange can be adjusted by the number of change heat exchanger The parameters such as area, evaporating temperature, condensation temperature and internal system pressure.Due to being subject to ambient temperature and humidity and being oven-dried clothing The impact of the change of thing amount, the present invention there may be heat balance problem in operation, are to solve this problem, take in system Condenser and vaporizer multilevel design, by the method regulating system pressure and temperature that change heat exchanger heat exchange area, realize cold Hot both sides heat balance, so as to ensure that system stability reliably runs.
Further, the blower fan is axial fan or centrifugal fan or cross flow blower.
Further, the restricting element is electric expansion valve or heating power expansion valve or capillary tube.
Further, the equipment box also includes drip tray and water tank, and the drip tray is installed on below the vaporizer, The drip tray is connected with the water tank by pipeline.The drip tray is used for the condensed water for connecing vaporizer, and is stored in water tank In.
Further, the drying baker is provided with clothes hanger.
Present invention additionally comprises electric-control system, the electric-control system is arranged on the body.
Wherein, the electric-control system includes pressure responsive element, temperature sensor and controller;The pressure transducer peace On pipeline loaded on closed circuit;The temperature sensor is installed at the air inlet and exhaust outlet of vaporizer and condenser At air inlet and exhaust outlet;The controller is used for wind speed and vaporizer, the number of the heat exchanger of condenser for controlling blower fan. The pressure responsive element and temperature sensor sensory perceptual system pressure of electric-control system of the present invention and enter temperature of outgoing air, entered according to preset value Row is automatically adjusted, and is adjusted including by changing air output.In addition, the heat exchange area for adjusting heat exchanger is also logical Cross electric-control system simultaneously action adjustment is judged according to parameter preset automatic sensing.
Present invention additionally comprises castor, the castor is arranged at the organism bottom.The present invention is provided with the bottom of body Other can be free to travel to where needs dehumidify anywhere by castor.
Compared with the prior art, present invention incorporates heat pump principle, takes full advantage of the cold and hot both sides of heat pump right respectively Air is dehumidified and clothes moisture absorption is dried, and so as to realize dual-use, simple structure is easy-to-use, and realizes heat Amount is reclaimed, and energy saving is notable.Condenser and vaporizer in the present invention employs multilevel design simultaneously, can be by changing heat exchange Area and regulating system pressure and temperature, so as to the load variations being suitable for when using.
Description of the drawings
Schematic diagrams of the Fig. 1 for embodiments of the invention.
Description of reference numerals:1. body;2. compressor;3. condenser;4. vaporizer;5. blower fan;6. automatically controlled system System;7. clothes hanger;8. drying baker;9. chamber door is dried;10. drip tray;11. storage tanks;12. exhaust outlets;13. castors.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to embodiment of the present invention It is described in more detail.
Embodiment
As shown in figure 1, a kind of Domestic dehumidifying drying integral machine, including body 1, compressor 2, condenser 3, vaporizer 4, wind Machine 5, electric-control system 6, clothes hanger 7, drying baker 8, drying chamber door 9, drip tray 10, water tank 11, exhaust outlet 12.Wherein, blower fan 5, Vaporizer 4 is connected with condenser 3;Compressor 2, condenser 3, restricting element, vaporizer 4 couple together to form heat by system pipes Pump circulation.Drying baker 8 arranges drying chamber door 9, and its bottom is provided with exhaust outlet 12, and exhaust outlet 12 is also associated with flexible pipe.In addition, connecing Water pond 10 is installed on below vaporizer 4, and for connecing condensed water, drip tray 10 is connected with water tank 11 by pipeline.
Preferably, clothes hanger 7 is additionally provided with drying baker 8, hanging medicated clothing when being easy to dry.
Preferably, 1 bottom of body is provided with castor 13, moved during convenient use at any time.
Used as a preferred embodiment, condenser 3 is finned heat exchanger, and condenser 3 is multistage setting;Vaporizer 4 For finned heat exchanger, and vaporizer 4 is multistage setting;Blower fan 5 is axial fan;Restricting element is electric expansion valve.
Used as another preferred embodiment, condenser 3 is micro-channel heat exchanger, and condenser 3 is multistage setting;Vaporizer 4 is micro-channel heat exchanger, and vaporizer 4 is multistage setting;Blower fan 5 is centrifugal fan;Restricting element is heating power expansion valve.
Used as another preferred embodiment, condenser 3 is micro-channel heat exchanger, and condenser 3 is multistage setting;Vaporizer 4 is finned heat exchanger, and vaporizer 4 is multistage setting;Blower fan 5 is cross flow blower;Restricting element is capillary tube.
During use, blower fan 5 is first turned on, then start compressor 2, the indoor wet of 4 surface of vaporizer is transported to by blower fan 5 Cold air, because of condensation contained humidity to the cold, now clammy air realizes effect on moisture extraction, Jing dehumidifying by vaporizer 4 Air after cooling is then passed through condenser 3 and is heated up, and the air after intensification is transported to drying baker 8, to case underwear Thing is dried, and the air after moisture absorption is discharged outside room by connecting the exhaust outlet 12 of flexible pipe.Whole flow process is entered and is persistently transported In row, drying and processing can carried out to medicated clothing simultaneously to indoor dehumidification.
Due to the variation of the load of condenser 3 and vaporizer 4 in actual motion, by the pressure of electric-control system 6 Sensing element and temperature sensor sensory perceptual system pressure and enter temperature of outgoing air, automatically adjusted according to preset value, including It is adjusted by changing air output.Meanwhile, in system pressure off-design value or adjustment setting drying temperature, due to condensation Device 3 and vaporizer 4 adopt grading design, electric-control system 6 change its heat exchange area to adjust.
The present embodiment combines heat pump principle, take full advantage of the cold and hot both sides of heat pump respectively air is dehumidified with And clothes moisture absorption is dried, so as to realize dual-use, simple structure is easy-to-use, and realizes heat recovery, and energy saving shows Write.Simultaneously the condenser and vaporizer in the present embodiment employs multilevel design, can be adjusted by changing heat exchange area and is System pressure and temperature, so as to the load variations being suitable for when using.

Claims (10)

1. a kind of Domestic dehumidifying drying integral machine, it is characterised in that including body, the body includes equipment box and drying baker; The equipment box includes compressor, condenser, vaporizer and restricting element, the compressor, condenser, restricting element and evaporation Device is in turn connected to form closed circuit;The equipment box also includes the blower fan communicated with the external world, and the blower fan is from extraneous suction Air passes sequentially through vaporizer and condenser, and enters in drying baker;The drying baker is provided with exhaust outlet, the exhaust outlet connection There is flexible pipe, and drying baker is provided with chamber door.
2. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the vaporizer is fin type heat exchange Device or micro-channel heat exchanger, and the vaporizer is multistage setting.
3. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the condenser is fin type heat exchange Device or micro-channel heat exchanger, and the condenser is multistage setting.
4. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the blower fan be axial fan or Centrifugal fan or cross flow blower.
5. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the equipment box also includes drip tray And water tank, the drip tray is installed on below the vaporizer, and the drip tray is connected with the water tank by pipeline.
6. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the restricting element is electronic expansion Valve or heating power expansion valve or capillary tube.
7. Domestic dehumidifying drying integral machine according to claim 1, it is characterised in that the drying baker is provided with clothes hanger.
8. the Domestic dehumidifying drying integral machine according to any one of claim 1 ~ 7, it is characterised in that also including automatically controlled system System, the electric-control system are arranged on the body.
9. Domestic dehumidifying drying integral machine according to claim 8, it is characterised in that the electric-control system includes feeling of stress Answer element, temperature sensor and controller;The pressure transducer is installed on the pipeline of closed circuit;The temperature sensor It is installed at the air inlet and exhaust outlet of vaporizer and at the air inlet and exhaust outlet of condenser;The controller is used to control The wind speed and vaporizer of blower fan, the number of the heat exchanger of condenser.
10. the Domestic dehumidifying drying integral machine according to any one of claim 1 ~ 7, it is characterised in that also including castor, institute State castor and be arranged at the organism bottom.
CN201611199004.2A 2016-12-22 2016-12-22 Household dehumidify and drying integrated machine Pending CN106524583A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611199004.2A CN106524583A (en) 2016-12-22 2016-12-22 Household dehumidify and drying integrated machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611199004.2A CN106524583A (en) 2016-12-22 2016-12-22 Household dehumidify and drying integrated machine

Publications (1)

Publication Number Publication Date
CN106524583A true CN106524583A (en) 2017-03-22

Family

ID=58341292

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611199004.2A Pending CN106524583A (en) 2016-12-22 2016-12-22 Household dehumidify and drying integrated machine

Country Status (1)

Country Link
CN (1) CN106524583A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108800786A (en) * 2018-06-13 2018-11-13 湖北洋丰科阳节能设备有限公司 A kind of air-energy dryer with automatic fitration dedusting function
CN109338688A (en) * 2018-10-25 2019-02-15 广东申菱环境系统股份有限公司 A kind of dehumidification drying machine
CN110186257A (en) * 2019-04-22 2019-08-30 合肥百年五星饮食设备有限责任公司 A kind of dryer
CN112344668A (en) * 2020-10-29 2021-02-09 山西大学 A new type of dehumidification drying device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1888268A (en) * 2005-06-30 2007-01-03 乐金电子(天津)电器有限公司 Laundry dryer with dehumidifying function
CN200943162Y (en) * 2006-08-05 2007-09-05 陈少东 Heat exchange dehumidifying drying wardrobe
CN202361527U (en) * 2011-12-15 2012-08-01 江苏友奥电器有限公司 Dehumidifier
CN202494280U (en) * 2011-12-07 2012-10-17 成都东和工业有限责任公司 Air source heat pump heating condensing dehumidifying drying device
CN202792879U (en) * 2012-06-28 2013-03-13 胡松林 Total heat recovery type air source dehumidifying and drying integrated machine
CN103017504A (en) * 2012-11-28 2013-04-03 东莞市正旭新能源设备科技有限公司 Air energy all-in-one machine with drying and dehumidifying functions
CN203286675U (en) * 2013-02-28 2013-11-13 苏宇贵 Drying and dehumidifying air conditioner all-in-one machine
CN206347779U (en) * 2016-12-22 2017-07-21 广东申菱环境系统股份有限公司 A kind of Domestic dehumidifying drying integral machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1888268A (en) * 2005-06-30 2007-01-03 乐金电子(天津)电器有限公司 Laundry dryer with dehumidifying function
CN200943162Y (en) * 2006-08-05 2007-09-05 陈少东 Heat exchange dehumidifying drying wardrobe
CN202494280U (en) * 2011-12-07 2012-10-17 成都东和工业有限责任公司 Air source heat pump heating condensing dehumidifying drying device
CN202361527U (en) * 2011-12-15 2012-08-01 江苏友奥电器有限公司 Dehumidifier
CN202792879U (en) * 2012-06-28 2013-03-13 胡松林 Total heat recovery type air source dehumidifying and drying integrated machine
CN103017504A (en) * 2012-11-28 2013-04-03 东莞市正旭新能源设备科技有限公司 Air energy all-in-one machine with drying and dehumidifying functions
CN203286675U (en) * 2013-02-28 2013-11-13 苏宇贵 Drying and dehumidifying air conditioner all-in-one machine
CN206347779U (en) * 2016-12-22 2017-07-21 广东申菱环境系统股份有限公司 A kind of Domestic dehumidifying drying integral machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108800786A (en) * 2018-06-13 2018-11-13 湖北洋丰科阳节能设备有限公司 A kind of air-energy dryer with automatic fitration dedusting function
CN109338688A (en) * 2018-10-25 2019-02-15 广东申菱环境系统股份有限公司 A kind of dehumidification drying machine
CN109338688B (en) * 2018-10-25 2024-08-06 广东申菱环境系统股份有限公司 Dehumidifying dryer
CN110186257A (en) * 2019-04-22 2019-08-30 合肥百年五星饮食设备有限责任公司 A kind of dryer
CN112344668A (en) * 2020-10-29 2021-02-09 山西大学 A new type of dehumidification drying device

Similar Documents

Publication Publication Date Title
CN206583244U (en) An energy-saving heat pump dryer
CN202002440U (en) Hot-water heating and baking device for condensing and dehumidifying
CN207456058U (en) Multifunctional air energy dehumidifying drying system
CN106643107A (en) Control method and control device of heat pump type dual-cycle hot air drying system
CN107202475A (en) A kind of air source heat pump drying system
CN106524583A (en) Household dehumidify and drying integrated machine
CN106895518A (en) A kind of air-conditioner and its humidity control method
CN206073664U (en) A kind of heat pump drying device
CN206347779U (en) A kind of Domestic dehumidifying drying integral machine
CN109405525B (en) Self-adjusting dehumidifying and drying heat pump system
CN207163198U (en) Air source heat pump drying baker
CN206974030U (en) A kind of air source heat pump drying system
CN206821956U (en) A kind of enclosed hydrofuge and the hot air combined heat pump tobacco leaf drying room used of open type
CN109405526A (en) A kind of control system and method for self-adjustable dehumidifying drying heat pump
CN109338688B (en) Dehumidifying dryer
CN208536530U (en) A kind of energy-saving and environment-friendly hot air circulation air energy heat pump dryer
CN204154088U (en) A kind of totally-enclosed heat pump drying dehumidifying integrated machine
CN209456766U (en) A kind of dehumidification drying machine
CN206339064U (en) Pump type heat vermicelli drying equipment
CN205784468U (en) Double-temperature split type heat pump drying device
CN112985046A (en) Heat pump drying device and lost foam drying method based on device
CN104534849A (en) High-temperature heat pump drying machine started with heating and operating in high heating load state
CN106521905A (en) Heat pump type clothes drying wardrobe
CN209165944U (en) Cold cycling formula air source heat pump drying box
CN106225436A (en) A kind of multi-functional roasting plant

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170322