CN106016704A - Heat-exchange water tank for motor home - Google Patents

Heat-exchange water tank for motor home Download PDF

Info

Publication number
CN106016704A
CN106016704A CN201610539974.6A CN201610539974A CN106016704A CN 106016704 A CN106016704 A CN 106016704A CN 201610539974 A CN201610539974 A CN 201610539974A CN 106016704 A CN106016704 A CN 106016704A
Authority
CN
China
Prior art keywords
water tank
heat
tank
shell
tank shell
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
CN201610539974.6A
Other languages
Chinese (zh)
Inventor
宗华
李继南
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.)
Jiangsu Meirui Automobile Development Co Ltd
Original Assignee
Jiangsu Meirui Automobile Development 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 Jiangsu Meirui Automobile Development Co Ltd filed Critical Jiangsu Meirui Automobile Development Co Ltd
Priority to CN201610539974.6A priority Critical patent/CN106016704A/en
Publication of CN106016704A publication Critical patent/CN106016704A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • F24H1/20Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
    • F24H1/201Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2014Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
    • F24H9/2021Storage heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H2250/00Electrical heat generating means

Abstract

The invention discloses a heat-exchange water tank for a motor home. The heat-exchange water tank comprises a water tank shell and a water tank inner container arranged inside the water tank shell. The water tank shell is of a sealed structure with the interior hollow, and the water tank inner container is of a sealed structure with the interior hollow. The water tank inner container is internally provided with a heat-exchange coil. One end of the heat-exchange coil is connected with an antifreezing solution inlet, and the other end of the heat-exchange coil is connected with an antifreezing solution outlet. The antifreezing solution inlet and the antifreezing solution outlet both penetrate the water tank shell and one side of the water tank inner container and are connected with the heat-exchange coil. An electric heater is arranged in the water tank inner container and located at the side, corresponding to the heat-exchange coil, of the water tank inner container. The water tank shell is provided with a hot water outlet and a cold water inlet. The hot water outlet and the cold water inlet both communicate into the water tank inner container. The water tank shell is provided with a power source wire passage opening. A water tank installation hanging rack is arranged outside the water tank shell. The heat-exchange water tank is stable and firm in structure; manufacturing difficulty is effectively lowered; universality is great; safety is high; and waste heat of an engine is fully utilized.

Description

Caravan heat-exchanging water tank
Technical field
The present invention relates to a kind of caravan hot water apparatus, be specifically related to a kind of caravan heat-exchanging water tank.
Background technology
Caravan water heater is the apparatus that room vehicle for travel is placed in caravan for purposes such as showers, and existing caravan water heater is most Being to utilize diesel-driven generator to generate electricity, re-use electric water heater heating, this mode makes energy be then converted at conversion of heat into kinetic energy During electric energy is then converted to heat energy, major part energy is depleted, and greatly and cost is the highest in waste, and automobile is sent out simultaneously The water tank of motivation is dispersed in air in vain for heat electromotor produced to engine cooling heat radiation.In order to maximize profit With heat, have developed the heat-exchanging water tank utilizing heat of engine, but prior art many employings exhaust pipe of engine is warm, this The preparation of water tank is required higher by the water tank of structure, and easy to leak, processed complex, and versatility is the highest, and water tank heat preserving performance is difficult to Ensure.
Summary of the invention
Goal of the invention: the invention aims to solve deficiency of the prior art, it is provided that a kind of stabilized structure, effectively reduces Preparation difficulty, highly versatile, safety is high, makes full use of the caravan heat-exchanging water tank of engine exhaust heat.
Technical scheme: a kind of caravan heat-exchanging water tank of the present invention, caravan heat-exchanging water tank includes tank shell and is placed in water tank shell The inner water tank in internal portion, tank shell is the sealing structure of boring, and inner water tank is the sealing structure of boring, water The inside of case inner bag is provided with heat exchange coil, and the two ends of heat exchange coil are connected to anti-icing fluid import and anti-icing fluid outlet, anti-icing fluid Import both passes through tank shell with anti-icing fluid outlet and is connected with heat exchange coil with the side of inner water tank, is provided with electricity in inner water tank Heater, electric heater is in the side that heat exchange coil is corresponding, and tank shell is provided with hot-water outlet and enters cold water outlet, goes out heat The mouth of a river and enter cold water outlet and be all communicated to inside inner water tank, tank shell is provided with power supply and crosses line mouth, and the outside of tank shell is provided with Water tank mounting hung rack.
Further, the upper connection of hot-water outlet has hot water mozzle, hot water mozzle to be positioned at the upper of inner water tank internal heat coil pipe Side.
Further, heat-insulation layer it is provided with between tank shell and inner water tank.
Further, the thickness of heat-insulation layer is 40-70mm.
Further, the bottom of tank shell is provided with blow-off pipe, and blow-off pipe is communicated to inside inner water tank.
Further, being provided with thermometric blind pipe in inner water tank, thermometric blind pipe is located at electric heater homonymy in inner water tank, water tank shell Body is provided with temperature-sensitive and crosses line mouth, and the head of thermometric blind pipe is between heat exchange coil.
Further, being provided with at least 2 inner bag reinforcements outside tank shell inner tank inner bag, the laminating of inner bag reinforcement supports Inner water tank.
Further, water tank mounting hung rack includes fixing seat and link plate, and link plate is fixed on outside fixing seat, the one of inner bag reinforcement End is fixed on fixing seat.
Further, the material of tank shell is color steel, and the material of inner water tank is rustless steel, and the material of heat-insulation layer is polyurethane Expanded material.
The present invention compared with prior art has the advantage that the present invention can make full use of electromotor in vehicle travel process and be produced Heat, be used for water in inner water tank is heated, maximally utilize electromotor produce heat, energy-conserving and environment-protective;Profit simultaneously Being heated water in inner water tank by heat exchange coil with engine fluid, such structure effectively simplifies overall preparation technology Difficulty, inner water tank is by automatic high-frequency welding, and not easy to leak, processing is simple, versatility is high, and inner water tank The highest pressure-bearing can reach 0.8Mpa;Being provided with electric heater, electric heater is as auxiliary firing equipment, when electromotor stops work for a long time When making, can use electric heater that water in inner water tank is heated, it is to avoid when electromotor quits work for a long time, to affect hot water Use;It is provided with heat-insulation layer, effectively water in inner water tank is incubated, and the material of heat-insulation layer is polyurethane foam material, protect Temp effect is good;The upper connection of hot-water outlet has hot water mozzle, and hot water mozzle is positioned at the top of heat exchange coil, on heat exchange coil It is fastest that side's water heats, and facilitates the water outlet of hot water;It is provided with thermometric blind pipe, the convenient mensuration to inner water tank water temperature inside; It is provided with water tank mounting hung rack, convenient overall fixing;At least 2 inner bag reinforcements it are provided with outside tank shell inner tank inner bag, Inner water tank is played certain supporting role, improves the steadiness of the structure of inner water tank.
Accompanying drawing explanation
Fig. 1 is the main sectional view of the present invention;
Fig. 2 is the sectional view of bowing of the present invention;
Fig. 3 is the left view of the present invention.
Label in figure: 1-tank shell, 2-inner water tank, 3-heat exchange coil, 4-electric heater, 5-thermometric blind pipe, 6-go out heat The mouth of a river, 7-enter cold water outlet, 8-hot water mozzle, 9-blow-off pipe, 10-power supply crosses line mouth, 11-temperature-sensitive crosses line mouth, 12-water tank peace Dress hanger, 13-fix seat, 14-link plate, 15-inner bag reinforcement, 16-heat-insulation layer, 17-hot-water outlet, 18-enter cold water outlet.
Detailed description of the invention
In order to deepen the understanding of the present invention, below we will the invention will be further described in conjunction with accompanying drawing, this embodiment is only used for Explain the present invention, be not intended that limiting the scope of the present invention.
As Fig. 1-Fig. 3 shows the embodiment of the present invention a kind of caravan heat-exchanging water tank, caravan heat-exchanging water tank includes tank shell 1 With the inner water tank 2 being placed within tank shell 1, tank shell 1 is the sealing structure of boring, and inner water tank 2 is interior The sealing structure that portion is hollow, the inside of inner water tank 2 is provided with heat exchange coil 3, and the two ends of heat exchange coil 3 are connected to antifreeze Liquid import 6 and anti-icing fluid outlet 7, anti-icing fluid import 6 and anti-icing fluid outlet 7 both pass through tank shell 1 and inner water tank 2 Side is connected with heat exchange coil 3, is provided with electric heater 4 in inner water tank 2, and it is relative that electric heater 4 is in heat exchange coil 3 The side answered, tank shell 1 is provided with hot-water outlet 17 and enters cold water outlet 18, hot-water outlet 17 and enter cold water outlet 18 and all connect Leading to inner water tank 2 internal, tank shell 1 is provided with power supply and crosses line mouth 10, and the outside of tank shell 1 is provided with water tank and installs extension Frame 12, hot-water outlet 17 connects and has hot water mozzle 8, hot water mozzle 8 to be positioned at inner water tank 2 internal heat coil pipe 3 Top, is provided with heat-insulation layer 16 between tank shell 1 and inner water tank 2, the thickness of heat-insulation layer 16 is 40-70mm, tank shell The bottom of 1 is provided with blow-off pipe 9, and it is internal that blow-off pipe 9 is communicated to inner water tank 2, is provided with thermometric blind pipe 5 in inner water tank 2, surveys Electric heater 4 homonymy in inner water tank 2 is located at by temperature blind pipe 5, and tank shell 1 is provided with temperature-sensitive and crosses line mouth 11, thermometric blind pipe 5 Head between heat exchange coil 3, tank shell 1 inner tank inner bag 2 is outside is provided with at least 2 inner bag reinforcements 15, Inner bag reinforcement 15 laminating supports inner water tank 2, and water tank mounting hung rack 12 includes fixing seat 13 and link plate 14, and link plate 14 is solid Outside due to fixing seat 13, one end of inner bag reinforcement 15 is fixed on fixing seat 13, and the material of tank shell 1 is color steel, The material of inner water tank 2 is rustless steel, and the material of heat-insulation layer 16 is polyurethane foam material.
The operation principle of the present invention: the heat energy that the electromotor work collected is produced by automobile engine winterization fluid, is circulated by water pump Enter heat exchange coil 3 from anti-icing fluid import 6 to transfer heat to inner water tank 2 stores, preventing after then heat exchange terminates Freezing liquid to go out from anti-icing fluid outlet 7, time to be used, hot water is released from hot-water outlet 17, while hot-water outlet 17 is with water Automatically cold water is covered by entering cold water outlet 18, when needing to use hot water when the engine is not in operation, can be by electric heater 4 to water tank In inner bag 2, water heats, and electric heater 4 is provided with controller, is added electricity by controller when temperature reaches ideal temperature The power-off of hot device 4, to meet car owner's daily life hot water.
The present invention can make full use of heat produced by electromotor in vehicle travel process, is used for adding water in inner water tank 2 Heat, maximally utilizes the heat that electromotor produces, energy-conserving and environment-protective;Utilize engine fluid to pass through heat exchange coil 3 to water simultaneously In case inner bag 2, water heats, and such structure effectively simplifies the difficulty of overall preparation technology, and inner water tank 2 is by the highest Frequency welds, not easy to leak, and processing is simple, and versatility is high, and the highest pressure-bearing of inner water tank 2 can reach 0.8Mpa;If Having electric heater 4, electric heater 4 is as auxiliary firing equipment, when electromotor quits work for a long time, can use electric heater 4 Water in inner water tank 2 is heated, it is to avoid when electromotor quits work for a long time, affect the use of hot water;It is provided with heat-insulation layer 16, Effectively water in inner water tank 2 is incubated, and the material of heat-insulation layer 16 is polyurethane foam material, high insulating effect;Go out heat Connect on the mouth of a river 17 and have hot water mozzle 8, and hot water mozzle 8 is positioned at the top of heat exchange coil 3, water above heat exchange coil 3 That heats is fastest, facilitates the water outlet of hot water;It is provided with thermometric blind pipe 5, the convenient mensuration to inner water tank 2 water temperature inside; It is provided with water tank mounting hung rack 12, convenient overall fixing;Tank shell 1 inner tank inner bag 2 is outside is provided with at least 2 inner bags Reinforcement 15, plays certain supporting role to inner water tank 2, improves the steadiness of the structure of inner water tank 2.
Above-mentioned detailed description of the invention, is only technology design and the architectural feature of the explanation present invention, it is therefore intended that allow and be familiar with technique Stakeholder can implement according to this, but above content is not limiting as protection scope of the present invention, every spirit according to the present invention Any equivalence that essence is made changes or modifies, and all should fall under the scope of the present invention.

Claims (9)

1. a caravan heat-exchanging water tank, it is characterised in that: described caravan heat-exchanging water tank includes tank shell (1) and is placed in water tank shell The inner water tank (2) that body (1) is internal, described tank shell (1) is the sealing structure of boring, described inner water tank (2) For the sealing structure of boring, the inside of described inner water tank (2) is provided with heat exchange coil (3), described heat exchange coil (3) Two ends be connected to anti-icing fluid import (6) and anti-icing fluid outlet (7), described anti-icing fluid import (6) and anti-icing fluid export (7) both pass through tank shell (1) to be connected with heat exchange coil (3) with the side of inner water tank (2), described inner water tank (2) being provided with electric heater (4) in, described electric heater (4) is in the side that heat exchange coil (3) is corresponding, described water Tank shell (1) is provided with hot-water outlet (17) and enters cold water outlet (18), described hot-water outlet (17) and enter cold water outlet (18) All being communicated to inner water tank (2) internal, described tank shell (1) is provided with power supply and crosses line mouth (10), described tank shell (1) outside is provided with water tank mounting hung rack (12).
Caravan heat-exchanging water tank the most according to claim 1, it is characterised in that: the upper connection of described hot-water outlet (17) has heat Water mozzle (8), described hot water mozzle (8) is positioned at the top of inner water tank (2) internal heat coil pipe (3).
Caravan heat-exchanging water tank the most according to claim 1, it is characterised in that: described tank shell (1) and inner water tank (2) Between be provided with heat-insulation layer (16).
Caravan heat-exchanging water tank the most according to claim 3, it is characterised in that: the thickness of described heat-insulation layer (16) is 40-70mm.
Caravan heat-exchanging water tank the most according to claim 1, it is characterised in that: the bottom of described tank shell (1) is provided with row Dirty pipe (9), it is internal that described blow-off pipe (9) is communicated to inner water tank (2).
Caravan heat-exchanging water tank the most according to claim 1, it is characterised in that: it is provided with thermometric in described inner water tank (2) blind Pipe (5), described thermometric blind pipe (5) is located at inner water tank (2) interior electric heater (4) homonymy, described tank shell (1) Being provided with temperature-sensitive and cross line mouth (11), the head of described thermometric blind pipe (5) is positioned between heat exchange coil (3).
Caravan heat-exchanging water tank the most according to claim 1, it is characterised in that: described tank shell (1) inner tank inner bag (2) outside is provided with at least 2 inner bag reinforcements (15), and the laminating of described inner bag reinforcement (15) supports inner water tank (2).
Caravan heat-exchanging water tank the most according to claim 7, it is characterised in that: described water tank mounting hung rack (12) includes solid Reservation (13) and link plate (14), it is outside that described link plate (14) is fixed on fixing seat (13), described inner bag reinforcement (15) One end be fixed on fixing seat (13).
Caravan heat-exchanging water tank the most according to claim 4, it is characterised in that: the material of described tank shell (1) is color steel, The material of described inner water tank (2) is rustless steel, and the material of described heat-insulation layer (16) is polyurethane foam material.
CN201610539974.6A 2016-07-08 2016-07-08 Heat-exchange water tank for motor home Pending CN106016704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610539974.6A CN106016704A (en) 2016-07-08 2016-07-08 Heat-exchange water tank for motor home

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610539974.6A CN106016704A (en) 2016-07-08 2016-07-08 Heat-exchange water tank for motor home

Publications (1)

Publication Number Publication Date
CN106016704A true CN106016704A (en) 2016-10-12

Family

ID=57109402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610539974.6A Pending CN106016704A (en) 2016-07-08 2016-07-08 Heat-exchange water tank for motor home

Country Status (1)

Country Link
CN (1) CN106016704A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106369813A (en) * 2016-10-25 2017-02-01 湖州师范学院 Energy-saving hot water supply device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209427A1 (en) * 1992-02-14 1993-08-19 Franz Albrecht Warm water supply for vehicle with coolant cooled engine - has coolant by=pass to heat exchanger in insulated water tank and with booster heating
CN103363817A (en) * 2013-07-17 2013-10-23 王艺璇 Water heater for motor home
CN203479068U (en) * 2013-07-17 2014-03-12 王艺璇 Water heater for motor home
CN205191897U (en) * 2015-11-19 2016-04-27 李慧 Heating by photoelectron dual intensity source electric water heater
CN205339918U (en) * 2015-12-07 2016-06-29 杜波 Fire engine reservoir chamber heating device
CN205807812U (en) * 2016-07-08 2016-12-14 江苏法美瑞汽车发展有限公司 Caravan heat-exchanging water tank

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209427A1 (en) * 1992-02-14 1993-08-19 Franz Albrecht Warm water supply for vehicle with coolant cooled engine - has coolant by=pass to heat exchanger in insulated water tank and with booster heating
CN103363817A (en) * 2013-07-17 2013-10-23 王艺璇 Water heater for motor home
CN203479068U (en) * 2013-07-17 2014-03-12 王艺璇 Water heater for motor home
CN205191897U (en) * 2015-11-19 2016-04-27 李慧 Heating by photoelectron dual intensity source electric water heater
CN205339918U (en) * 2015-12-07 2016-06-29 杜波 Fire engine reservoir chamber heating device
CN205807812U (en) * 2016-07-08 2016-12-14 江苏法美瑞汽车发展有限公司 Caravan heat-exchanging water tank

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106369813A (en) * 2016-10-25 2017-02-01 湖州师范学院 Energy-saving hot water supply device

Similar Documents

Publication Publication Date Title
CN202024487U (en) Lower-exhaustion type multiple-inner container solar water heater
CN205168272U (en) Vehicular water heater
CN106016704A (en) Heat-exchange water tank for motor home
CN205807812U (en) Caravan heat-exchanging water tank
CN201141709Y (en) Solar thermal stratification water container
CN201875917U (en) Solar water heater heated by assistance of air energy water heater
CN206817780U (en) A kind of wall-hanging solar water heater heat conduction cabin
CN201917254U (en) Regenerative preheater for large and medium-sized truck
CN207291594U (en) A kind of heating installation for power construction car
CN205002370U (en) Utilize energy -efficient civil boiler of solar energy
CN203274316U (en) Split type non-pressure-bearing solar jacketed water tank
CN215809385U (en) Quick-heating energy-saving solar water heater water tank
CN206493875U (en) A kind of vehicle-mounted hot drink water installations and the vehicle with it
CN201141334Y (en) Pipe oil circulation type vehicle diesel heater
CN205690699U (en) A kind of energy-efficient space energy water heater
CN209512308U (en) A kind of flat solar water heater
CN202608511U (en) Device for directly heating water by using automobile exhaust pipe
CN2081890U (en) Apparatus for recovery of lost heat from waste gas of motor-driven vehicle
CN213599575U (en) Heat-preservation water tank
CN210486056U (en) Full-automatic heating and bathing dual-purpose electric water heater
CN213395966U (en) Skid-mounted oil and gas field heating equipment with solar energy
CN211177405U (en) Heat accumulating type electric boiler
CN208620588U (en) A kind of dedicated energy-saving water heater of caravan
CN201945077U (en) Solar split water tank provided with detachable heat exchanger
CN209101583U (en) A kind of solar water heater

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20161012

RJ01 Rejection of invention patent application after publication