CN205168293U - Phase transition cold -storage and electric refrigeration united operation's green electronic refrigerator car - Google Patents
Phase transition cold -storage and electric refrigeration united operation's green electronic refrigerator car Download PDFInfo
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- CN205168293U CN205168293U CN201520390797.0U CN201520390797U CN205168293U CN 205168293 U CN205168293 U CN 205168293U CN 201520390797 U CN201520390797 U CN 201520390797U CN 205168293 U CN205168293 U CN 205168293U
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- Y—GENERAL 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
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Abstract
The utility model discloses phase transition cold -storage and electric refrigeration united operation's green electronic refrigerator car includes electronic automobile body, insulation box, phase transition cold -storage system, refrigerating system, electric power storage system, intelligent monitoring system. Characterized by: the electronic refrigerator car of this green can big or middle or small producing in serial form, and miniaturized electronic refrigerator car operation is nimble, adapts to narrow road, can realize the terminal cold chain transportation between city block and the small town, this refrigerator car energy driving system adopts two kinds of energy storage modes of phase transition cold -storage and battery electric power storage, utilizes night millet electricity to carry out cold -storage, electric power storage, relies on cold volume of phase change material release or electric refrigeration to keep the low temperature environment in the fridge in the transportation, and the transportation is pollution -free, do not have and discharge, and energy -concerving and environment -protective, green transportation is filled out millet, is reduced pollutant emissions such as noise pollution, reduction NOX and PM2.5 and all have the important function urban network's the peak that moves, intelligence real -time monitoring system can control and keep watch on transporting whole journey, can carry out whole journey to state parameter in the fridge and trace back, can realize the safe effective supervision of refrigerated transport article.
Description
Technical field
The utility model relates to a kind of phase change cold-storage and the electronic van cooler of green of the electric cooperation that freezes, and belongs to refrigeration, refrigerated transport and field of energy-saving technology.
Background technology
Freezing, chilled food accounts for significant proportion in the life of China town dweller, as fruits and vegetables, egg dairy products, the meat products of daily life centre to centre.Under current social technical merit, Refrigeration Technique is still the fresh-keeping important method of food antiseptic, and in order to ensure their fresh and alive quality, domestic and international social development process proves, Food Cold Chain that is perfect, seamless link is the important leverage of food quality safety.Be fed to dining table to need in cold chain processing from grown place, produce, transport, complete cold chain system should be had to ensure food safety.
Present China is specifically: domestic production supply large, medium-sized van cooler can meet lays in freezer and Large Scale Cold fresh vegetables market cold chain transportation demand from production base to city, but the retail terminal from the distribution centre in cities and towns to block, cities and towns, the occasions such as Mini Supermarkets and food market, community, because road is narrow, greatly, medium-sized van cooler cannot arrive, be not applicable to the refrigerated transport dispensing device of China's national situation, the cold fresh dispensing of " last one kilometer " cannot be completed, relevant practitioner is forced to adopt indigenous method, indigenous equipment, substitute the function of refrigeration transmission & distribution equipment, thus cause food quality to decline, or even goods is rotten, form huge social resources waste.Along with social development; the logistics scale needing cold storing and fresh-keeping to transport can be increasing; the current especially fast development along with electric business's sales mode, gos deep into Urban Streets, rural area, cities and towns, and the small-scale multi items refrigeration transmission & distribution form in even through customer family is formed fast.The fast development of our people's living standard improves development in the urgent need to the seamless link of cold chain transmission & distribution and Basic characteristics.
Current large and medium-sized van cooler is all using the driving engine of transport vehicle or the independent driving engine arranged as the propulsion source of refrigeration system, in refrigerated transport process, inevitably has NO
x, pollutant emission and the noise pollution etc. such as PM2.5 problem, energy-saving and emission-reduction, green transport are the key subjects urgently to be resolved hurrily that refrigerated transport industry faces.
The Basic characteristics of high-quality is the basis ensureing food quality, and food quality safety management more needs perfect supervising platform and system to support.Existing cold chain transportation equipment does not equip intelligent real-time monitoring system, is difficult to the effective supervision realizing Quality Safety in cold chain transportation process.
Summary of the invention
In order to meet social development demand, solving weak point of the prior art, realizing the seamless link of cold chain transportation, and realize energy-conserving and environment-protective, green transport, the electronic van cooler of green that the utility model provides a kind of phase change cold-storage and electricity to freeze cooperation.
The technical solution adopted in the utility model is:
Phase change cold-storage and the electronic van cooler of green of the electric cooperation that freezes, comprise electronic car body, thermal-insulating body, refrigeration system, phase change cold-storage system, accumulating system, intelligent real-time monitoring system; Its energy power system adopts phase change cold-storage and storage battery electric power storage two kinds of way of energy storage.Rely on the low temperature environment in Phase Transition Systems released cold quantity (absorption heat) and refrigeration system refrigerating operaton maintenance deep freezer in transportation, its mode of operation has following Three models: M1, and cold pattern is released in phase transformation; M2, electric refrigeration mode; M3, joint refrigeration pattern.Wherein:
Cold pattern is released in M1, phase transformation: in transportation, makes the phase change cold-storage module be arranged in deep freezer absorb heat in deep freezer, thus maintains the low temperature environment in deep freezer; Phase-change material simultaneously in phase change cold-storage module absorbs heat and undergoes phase transition, and becomes liquid from solid-state;
M2, electric refrigeration mode: in transportation, utilize institute to store electrical energy drive refrigeration system and run, absorb heat in deep freezer, and transfer of heat is outer and be discharged in external environment to deep freezer, thus maintain the low temperature environment in deep freezer;
M3, joint refrigeration pattern; In transportation, when thermal load in deep freezer is excessive, when the low temperature environment that cold pattern cannot maintain in deep freezer is released in single phase transformation, under intelligent monitor system regulates, the cold cooperation that freezes with electricity is released in phase transformation, and phase change cold-storage module absorbs heat in deep freezer on the one hand, simultaneously refrigeration system refrigerating operaton, heat is absorbed, low temperature environment in common maintenance case in deep freezer;
In transportation, to maintain the refrigerated transport of longest distance for target, because institute's electric power storage can be the energy of electric refrigeration system, it is also the propulsion source that van cooler travels, so the control policy of energy-saving run, the low temperature environment in phase-change material released cold quantity maintenance deep freezer preferentially should be relied on; After phase-change material absorbs heat complete phase transformation, phase change cold-storage system namely cannot released cold quantity, in the case, restarts electric cooling operation mode.Therefore, in refrigerated transport process, M1 is preferential operational mode.
Described phase change cold-storage and electricity freeze the electronic van cooler of green of cooperation, and it is characterized in that green electronic van cooler can large, medium and small producing in serial form, the electronic refrigeration car body of miniaturization can be electro-tricycle, electric four-wheel vehicle or electric two-wheel vehicle; The electronic van cooler flexible operation of miniaturization, adapts to limited road, can realize the end cold chain transportation in Urban Streets that large-scale van cooler is difficult to arrive at and small towns.
The electronic van cooler of green of described phase change cold-storage and the electric cooperation that freezes, it is characterized in that the phase-change material of phase change cold-storage system according to refrigerant temperature requirement configuration specific phase temperature, phase-change material released cold quantity (absorption heat) in transportation, can be utilized to maintain low temperature environment in deep freezer.
The electronic van cooler of green of described phase change cold-storage and the electric cooperation that freezes, it is characterized in that refrigeration system is electric-driven refrigerating system, preferred form is electric drive vapour compression refrigeration system.
The electronic van cooler of green of described phase change cold-storage and the electric cooperation that freezes, it is characterized in that providing traveling energy consumption by accumulating system in transportation, rely on the low temperature environment in phase-change material released cold quantity or electricity refrigeration maintenance deep freezer, whole transport driving process, without NO
x, the pollutant emission such as PM2.5, noise be low, energy-conserving and environment-protective, green transport.
1. the phase change cold-storage described in and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that energy power system
Adopt phase change cold-storage and storage battery electric power storage two kinds of way of energy storage, under the regulation and control of intelligent monitor system, utilize night paddy electricity to
Storage battery safety charges; Refrigeration system is run night, makes phase-change material release heat, is become solid-state, realize phase from liquid state
Become cold-storage.By night, the electric energy space transfer of plentifulness is applied with when moving, and realizes peak load shifting and the energy saving of urban distribution network.。
The electronic van cooler of green of described phase change cold-storage and the electric cooperation that freezes, it is characterized in that the electrical specification of accumulating system, refrigeration system, drive system of electric motor vehicle can adopt the Multiple Types such as dc12V, dc24V, dc48V, dc60V, dc72V, dc310v, refrigeration system and drive system of electric motor vehicle can adopt unified electrical specification or different electrical specification, and preferred form is unified electrical specification.
The electronic van cooler of green of described phase change cold-storage and the electric cooperation that freezes, it is characterized in that the compressor of electric refrigeration system can be direct current compressor or AC compressor, preferred form is direct current compressor; When adopting AC compressor, must utilize inverter that the direct supply of accumulating system is converted to source of AC, then drive AC compressor to run.
Described phase change cold-storage and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that intelligent real-time monitoring system comprises main control module, Temperature Humidity Sensor, information acquisition module, control output module, charge control module, GPS locating module, data communication module, human-computer interaction module and remote web server etc.; Temperature Humidity Sensor is arranged in deep freezer, and human-computer interaction module is arranged on the position being easy to operate, the long-range setting of Website server; The operation control of car load, safety guard-safeguard, supervision, fault pre-alarming and the function such as inquiry, data network communication are completed by intelligent real-time monitoring system entirely; the key parameter (as temperature, humidity and location information etc.) of the running state of van cooler carries out data upload, telemonitoring and data by network and stores; on-the-spot and back bench web can carry out supervision and whole process is reviewed; effective supervision of goods Quality Safety transport can be realized, effective support is formed to refrigerated transport Quality Safety supervising platform and System Construction.
Described phase change cold-storage can be reduced to a kind of mode with the refrigeration modes of the electronic refrigeration of green of the electric cooperation that freezes, phase change cold-storage or electricity refrigeration; Its operational mode is also reduced to only has M1 or M2.
The utility model beneficial effect is:
1) phase change cold-storage that the utility model provides reaches large, medium and small producing in serial form with the electronic van cooler of green of the electric cooperation that freezes, the electronic van cooler of miniaturization has and transports feature flexibly, be applicable to the limited road in Urban Streets and rural area, meet the end Cold Chain Logistics transmission & distribution demand of front China to greatest extent, realize the seamless link of cold chain transportation;
2) phase change cold-storage adopts phase change cold-storage and storage battery electric power storage two kinds of way of energy storage with the energy power system of the electronic van cooler of green of the electric cooperation that freezes, night paddy electricity can be utilized to carry out cold-storage, electric power storage, by night plentifulness electric energy move time application and space transfer, realize peak load shifting and the energy saving of urban distribution network;
3) in transportation, phase change cold-storage provides traveling energy consumption with the electronic van cooler of green of the electric cooperation that freezes by accumulating system, and rely on phase-change material released cold quantity or the electric low temperature environment maintained in deep freezer that freezes, whole transport driving process, without NO
x, the pollutant emission such as PM2.5, noise be low, meet the themes of the times of energy-conserving and environment-protective, green transport;
4) intelligent monitor system can the electronic van cooler operating condition of complete monitoring in real time, whole process can review, can realize effective supervision of refrigerated transport Quality Safety to the state parameter in deep freezer.
Accompanying drawing explanation
Fig. 1 is the system schematic of the electronic van cooler of green of the utility model phase change cold-storage and the electric cooperation that freezes.
Fig. 2 is the structural representation of the utility model first embodiment.
Each attachment serial number and title in figure: three-wheel car body 1, thermal-insulating body 2, refrigerating evaporator 3, phase change cold-storage system 4, refrigeration condensation group 5, intelligent real-time monitoring system 6, accumulating system 7
Detailed description of the invention
The utility model phase change cold-storage and the electronic van cooler of green of the electric cooperation that freezes, comprise electronic car body, thermal-insulating body, refrigeration system, phase change cold-storage system, accumulating system, intelligent real-time monitoring system.
Electronic car body comprises vehicle frame, drive system, brake system and lighting pilot lamp etc.Be arranged on the thermal-insulating body on the chassis of electronic car body, adopt polyurethane heat-insulation splinting layer, inside and outside panel stainless steel sheet or color steel, be provided with illuminating lamp in insulation can, be provided with Temperature Humidity Sensor in insulation can, carries out humiture collection in real time in operational process.Refrigeration system is electric steam compression-type refrigerating system; comprise condensation unit, evaporator and connecting line; condensation unit is made up of refrigerating compressor, condenser, throttle mechanism, condensation fan, high-low pressure protector etc.; evaporator can be air cooling type or direct-cooling type; evaporator is arranged in thermal-insulating body, and condensation unit is arranged on below or the top of thermal-insulating body.Phase change cold-storage system by independent packaging phase change cold-storage module and settle shelf to form, the function of shelf ensures that phase change cold-storage modules house is stablized, and make not rock in order to avoid cause breakage in its transportation, and the structure of shelf should facilitate the folding and unfolding of cold-storage module.Accumulating system comprises storage battery, connection lead and battery protection cabin, and its charge and discharge process all carries out under the regulation and control of intelligent real-time monitoring system.Intelligent real-time monitoring system comprises Temperature Humidity Sensor, controls output module, control inputs module, GPS locating module, data communication module, read-out, data output interface, charge control module and Website server etc.; Temperature Humidity Sensor is arranged in deep freezer; human-computer interaction module is arranged on the position being easy to operate, and the operation control of car load, safety guard-safeguard, supervision, fault pre-alarming and the function such as inquiry, data network communication are completed by intelligent real-time monitoring system entirely.
Phase change cold-storage freezes in the green electronic van cooler transport driving process of cooperation with electricity, and intelligent monitor system regulates accumulating system steadily to export driving-energy, ensures and entirely travels, and have battery capacity indication, and short of electricity is protected, overload protection, the functions such as position enquiring.Green electronic van cooler transportation relies on Phase Transition Systems released cold quantity and the electric low temperature environment maintained in deep freezer that freezes, and its mode of operation has following Three models: M1, and cold pattern is released in phase transformation; M2, electric refrigeration mode; M3, joint refrigeration pattern.Wherein:
M1, cold pattern is released in phase transformation: in transportation, makes the phase change cold-storage module be arranged in deep freezer absorb heat in deep freezer, thus maintains the low temperature environment in deep freezer; Phase-change material simultaneously in phase change cold-storage module absorbs heat and undergoes phase transition, and becomes liquid from solid-state.
M2, electric refrigeration mode: in transportation, utilizes store electrical energy drive refrigeration system to run, absorbs heat, will be discharged in external environment outside transfer of heat to deep freezer, thus maintain the low temperature environment in deep freezer in deep freezer.
M3, joint refrigeration pattern: in transportation, when thermal load in deep freezer is excessive, when the low temperature environment that cold pattern cannot maintain in deep freezer is released in single phase transformation, under intelligent monitor system is reconciled, cold cooperation freeze with electricity while is released in phase transformation, phase change cold-storage module absorbs heat in deep freezer on the one hand, refrigeration system refrigerating operaton, absorbs heat in deep freezer simultaneously, low temperature environment in common maintenance case.
In transportation, to maintain the refrigerated transport of longest distance for target, because institute's electric power storage can be the energy of electric refrigeration system, it is also the propulsion source that van cooler travels, so the control policy of energy-saving run, the low temperature environment in phase-change material released cold quantity maintenance deep freezer preferentially should be relied on; After phase-change material absorbs heat complete phase transformation, phase change cold-storage system namely cannot released cold quantity, in the case, restarts electric refrigeration mode and runs.In refrigerated transport process, M1 is preferential operational mode.Under the prerequisite ensureing insulation the temperature inside the box, take the control policy of energy-saving run, regulate and control the low temperature environment in three kinds of cooling operation mode cooperations maintenance insulation cans.
In the place possessing Power Supplies Condition, cold-storage and charging are carried out to phase change cold-storage and the electronic van cooler of green of the electric cooperation that freezes, phase change cold-storage has two kinds of modes, (1) the refrigeration system refrigeration utilizing van cooler own, absorb heat, make the cold-storage module be configured in deep freezer carry out phase change cold-storage.(2) utilize Special refrigerating equipment, the cold-storage module of multiple van cooler is concentrated cooling, carries out phase change cold-storage.Cold-storage and electric power storage process should be carried out in the paddy electricity time at night, are not only conducive to the peak load shifting of electrical network, realize whole society energy-conservation, and can receive obvious economic benefit.
Intelligent real-time monitoring system controls in real time and monitors the running state of van cooler, critical data such as collection storage humiture and location information etc., long-range Website server is set, carry out data upload, telemonitoring and data by network to store, on-the-spot and back bench web can carry out monitoring and data traceability, forms effective support to refrigerated transport Quality Safety supervising platform and System Construction.
Embodiment 1
Fig. 2 is the utility model specific embodiment.
The present embodiment is the electronic van cooler of green of a small-sized phase change cold-storage and the electric cooperation that freezes, and its temperature range of use is-18 ~+10 DEG C.The electrical specification of car load drive system, electronic refrigeration system, accumulating system is unified is 48V.
Car body adopts electro-tricycle, and drive motor is 48V brushless direct current motor.
Insulation can adopts integral frame-type structure, and warming plate is the polyurethane foam battenboard of 60mm, and its inside face adopts stainless steel sheet, and outside face is color steel.
Phase change cold-storage system is placed in thermal-insulating body, and the phase transition temperature of phase-change material is-20 DEG C, can ensure the refrigerated transport temperature requirement of frozen food and ice cream.Phase-change material is packaged into independently cold-storage module, each about 2.5Kg, arrange shelf at the inside face of insulation can, rack structure can make cold-storage modules house stable and be easy to folding and unfolding, guarantee cold-storage module can not shake in van cooler driving process dynamic friction cause damage.
Accumulating system electrical specification adopts 48V, and be that the storage battery serial battery of 30Ah12v is the battery pack of 48V by 4 block specifications, connection lead is for being not less than 10mm2 copper cash, and storage battery is arranged in battery compartment cabin.
Refrigeration system system is made up of refrigerating compressor, condenser, throttle mechanism, condensation fan, high-low pressure protector, evaporator, evaporation fan etc.; evaporation and condensation all adopt air cooling way; refrigerating compressor and blower fan are all 48V direct supply; throttle mechanism adopts heating power expansion valve, and hot gas bypass defrosting taked by evaporator.
Intelligent real-time monitoring system comprises Temperature Humidity Sensor, controls output module, control inputs module, GPS locating module, data communication module, read-out, charge control module and Website server etc., and the operation control of car load, safety guard-safeguard, supervision, fault pre-alarming and the function such as inquiry, data network communication are all completed by intelligent real-time monitoring system.Read-out is liquid crystal panel, the temperature inside the box setting can be carried out by display panel, it is-18 ~+10 DEG C that temperature arranges scope, Temperature displaying scope is-30 ~+50 DEG C (when not running, summer, vehicle interior temperature was likely to 50 DEG C), temperature is arranged and the resolution of display is all 1 DEG C, also can the duty parameter etc. such as humiture, ambient temperature, dump energy instruction, moving velocity in real-time query insulation can by display panel.Real-time monitoring system is furnished with the instruction of USB interface, blue tooth communication function and sound and light alarm.USB interface facilitates the scene of data to derive, the data that bluetooth communication facilitates back printer field print monitored control system to store; Long-rangely arrange Website server, back bench web can carry out real time monitoring and data traceability.When the duty parameter of car load is normal, green indicating lamp is bright; When humiture in case is close to when arranging boundary, green indicating lamp flicker early warning; When humiture in case exceedes, boundary is set, red indicating light flicker with audible alarm when departing from predetermined running route, hypervelocity and electrical accident.
It may be noted that embody rule mode of the present utility model is not limited to above-mentioned description specifically, all distortion, equivalent replacement, improvement etc. done within this thought and principle are all included within the utility model protection domain.
Claims (7)
1. the electronic van cooler of green of the utility model phase change cold-storage and the electric cooperation that freezes, comprise electronic car body, thermal-insulating body, phase change cold-storage system, refrigeration system, accumulating system, intelligent real-time monitoring system, it is characterized in that thermal-insulating body, accumulating system and refrigeration system are arranged on electronic car body, phase change cold-storage system is arranged in thermal-insulating body, and the Temperature Humidity Sensor of intelligent real-time monitoring system is arranged in thermal-insulating body.
2. phase change cold-storage as claimed in claim 1 and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that van cooler car body is electro-tricycle, electric four-wheel vehicle or electric two-wheel vehicle.
3. phase change cold-storage as claimed in claim 1 and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that the phase transition temperature of phase-change material requires setting according to refrigerant temperature.
4. phase change cold-storage as claimed in claim 1 and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that refrigeration system is electric drive vapour compression refrigeration system.
5. the electronic van cooler of green of phase change cold-storage according to claim 1 and the electric cooperation that freezes, it is characterized in that the electrical specification of accumulating system, refrigeration system, drive system of electric motor vehicle adopts dc12V, dc24V, dc48V, dc60V, dc72V or dc310V, refrigeration system and drive system of electric motor vehicle adopt unified electrical specification or different electrical specification.
6. the phase change cold-storage as described in claim 1 or 4 and the electronic van cooler of green of the electric cooperation that freezes, is characterized in that the compressor of refrigeration system adopts direct current compressor or AC compressor, adopt during AC compressor and need configure inverter.
7. phase change cold-storage as claimed in claim 1 and the electronic van cooler of green of the electric cooperation that freezes, it is characterized in that the Temperature Humidity Sensor of intelligent real-time monitoring system is arranged in deep freezer, human-computer interaction module is arranged on the position being easy to outside deep freezer operate.
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| CN201520390797.0U CN205168293U (en) | 2015-06-09 | 2015-06-09 | Phase transition cold -storage and electric refrigeration united operation's green electronic refrigerator car |
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| CN201520390797.0U CN205168293U (en) | 2015-06-09 | 2015-06-09 | Phase transition cold -storage and electric refrigeration united operation's green electronic refrigerator car |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225276A (en) * | 2016-09-21 | 2016-12-14 | 深圳市瑞思冷链有限公司 | A kind of cold storage freezing couveuse |
| CN106500427A (en) * | 2016-11-12 | 2017-03-15 | 中科芯威科技无锡有限公司 | Possesses the chilled goods intelligence induction system of temperature alarming |
| CN109383358A (en) * | 2018-10-15 | 2019-02-26 | 吉林工程技术师范学院 | A kind of environmental monitoring installation in Cold Chain Logistics transportation service network |
| CN111852639A (en) * | 2020-07-24 | 2020-10-30 | 重庆金之川动力机械有限公司 | Environment-friendly intelligent control system for refrigeration generator set of cold-chain logistics vehicle |
-
2015
- 2015-06-09 CN CN201520390797.0U patent/CN205168293U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225276A (en) * | 2016-09-21 | 2016-12-14 | 深圳市瑞思冷链有限公司 | A kind of cold storage freezing couveuse |
| CN106500427A (en) * | 2016-11-12 | 2017-03-15 | 中科芯威科技无锡有限公司 | Possesses the chilled goods intelligence induction system of temperature alarming |
| CN106500427B (en) * | 2016-11-12 | 2022-06-28 | 中科拓辉科技无锡有限公司 | Intelligent refrigerated article conveying system with temperature alarm function |
| CN109383358A (en) * | 2018-10-15 | 2019-02-26 | 吉林工程技术师范学院 | A kind of environmental monitoring installation in Cold Chain Logistics transportation service network |
| CN111852639A (en) * | 2020-07-24 | 2020-10-30 | 重庆金之川动力机械有限公司 | Environment-friendly intelligent control system for refrigeration generator set of cold-chain logistics vehicle |
| CN111852639B (en) * | 2020-07-24 | 2021-11-16 | 重庆金之川动力机械有限公司 | Environment-friendly intelligent control system for refrigeration generator set of cold-chain logistics vehicle |
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Address after: 476800 West Side of Zhongshan Avenue in High-tech Industrial Development Zone of Minquan County, Henan Province Patentee after: Henan Luke Electrical Appliance Technology Co., Ltd. Address before: 476800 West Side of Zhongshan Avenue in High-tech Industrial Development Zone of Minquan County, Henan Province Patentee before: HENAN LVKE REFRIGERATION EQUIPMENT CO., LTD. |