CN107655201A - A kind of caravan collects heating system and method with intelligent water - Google Patents
A kind of caravan collects heating system and method with intelligent water Download PDFInfo
- Publication number
- CN107655201A CN107655201A CN201710886054.6A CN201710886054A CN107655201A CN 107655201 A CN107655201 A CN 107655201A CN 201710886054 A CN201710886054 A CN 201710886054A CN 107655201 A CN107655201 A CN 107655201A
- Authority
- CN
- China
- Prior art keywords
- value
- water
- incubator
- caravan
- control unit
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/32—Vehicles adapted to transport, to carry or to comprise special loads or objects comprising living accommodation for people, e.g. caravans, camping, or like vehicles
- B60P3/36—Auxiliary arrangements; Arrangements of living accommodation; Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/185—Water-storage heaters using electric energy supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of caravan heating system and method are collected with intelligent water, it is characterised in that:It includes collecting system, electric controller and heat pump;The collecting system includes the header tank at the top of caravan, and the header tank connects incubator by purifier;The heat pump includes evaporator and condenser, and the header tank is provided with evaporator, and the incubator is provided with condenser, connected between the evaporator and condenser by compressor;The electric controller, its opening and closing is controlled for transmitting switching signal to compressor;The system can collect natural precipitation and condensed water, and water is collected in heating while water intaking, by the energy of evaporator in heat pump and condenser all of getting up, it can be controlled simultaneously to catchmenting, heating, guarantee system is in high humidity, work of catchmenting, energy-conserving and environment-protective are carried out in environment more than rainwater, efficiency high can meet the individual demand of people.
Description
Technical field
The present invention relates to caravan technical field, and especially a kind of caravan collects heating system and method with water.
Background technology
With expanding economy and high room rate, caravan is progressed into the life of people, and more and more people are to room
Car is more favored, on the one hand, because caravan have concurrently with two big function of row, can by rent or buy caravan live, should
To high room rate;Still further aspect, there is vast caravan fan, is often camped, travelled using caravan.
With the development of caravan technology, caravan increasingly automates, and has various intelligent electric appliances and house articles for use concurrently so that room
Car quality of life, which replies, to be improved.But to meet the normal life water of caravan, substantial amounts of water need to be carried and laid in, but it is existing
There is the compact-sized narrow space of caravan, it is limited to store the space of water, can not carry substantial amounts of water so that life is used;Therefore need
Solves the problems, such as caravan water.
Existing caravan, can be by reaching precalculated position after, at the fixed water receiving that seeks sources of water fetch water, reach domestic water need
Ask, this kind of mode needs fixed water source, when field or the position without fixed water source, can not meet water demand so that room
Car can not be resident for a long time in this position.Therefore the domestic water problem of caravan is to be solved.
The content of the invention
The present invention provides a kind of caravan and collects heating system and method with water, solves the domestic water deficiency of caravan, life
The problem of hot water demand's amount is big;How solve the problems, such as, which will condense aerial water and natural precipitation, is collected storage and heats;
Solve during caravan collected with water, the problem of heat pump benefit makes full use of.
The present invention is achieved through the following technical solutions:
A kind of caravan collects heating system and method with water, and it includes collecting system, electric controller and heat pump;It is described to catchment
System includes the header tank at the top of caravan, and the header tank connects incubator by purifier;The heat pump bag
Include evaporator and condenser, the header tank is provided with evaporator, and the incubator is provided with condenser, the evaporator and cold
Connected between condenser by compressor.The electric controller, its opening and closing is controlled for transmitting switching signal to compressor.
Compressor start, refrigerant vaporize heat absorption in evaporator, header tank is cooled, water vapor in air contact low temperature
The tank wall that catchments be condensed into aqueous water, achievable condensation is catchmented;Refrigerant liquidation exothermic reaction in condenser, makes incubator heat up,
Catchmented in heater incubator.Thus, the energy of the evaporator of heat pump and condenser is made full use of.System work not by the time and
The limitation of natural water source, meet self-demand by collecting Natural Water.
Environment temperature sensor and ambient humidity sensor are laid with outside caravan, liquid temperature is provided with the incubator and is passed
Sensor and level sensor, the environment temperature sensor, ambient humidity sensor, liquid temperature sensor and level sensor signal
It is connected to electric controller.
Electric heating equipment is provided with the incubator, the electric heating equipment is connected to electric controller, the electric control
Device is additionally operable to control its heating to incubator transmission signal.
The electric controller includes main control unit, electrical heating module, environment monitoring module, incubator monitoring modular, case
Lid upset control module and compressor control module;Electrical heating module, for receiving the electrical heating signal of main control unit transmission,
Control electric heating equipment is heated.
The environment monitoring module, for receiving the temperature and humidity signal of external sensor, and it is converted into data signal
Temperature value and humidity value are transferred to main control unit.
The compressor control module, for receiving startup or the shutdown signal of main control unit transmission, control compressor
Startup and closing.
The case lid overturns control module, is turned on and off signal for receive that main control unit sends, controls case lid
Opening and closing.
The incubator monitoring modular, for receiving the temperature and water level signal of incubator inner sensor, and it is converted into number
Word signal temperature value and humidity value are transferred to main control unit.
The main control unit, for receiving the temperature value T1 and humidity value H1 of environment monitoring module transmission, for receiving
The temperature value T2 and water level value L of incubator monitoring modular transmission;By temperature value T1 compared with predetermined threshold value T, by humidity value
H1 is compared with predetermined threshold value H, if temperature value T1 > predetermined threshold value T, and during humidity value H1 > predetermined threshold value H, to compressor
Control module sends enabling signal;Conversely, send shutdown signal to compressor control module.
Master controller compares the temperature of environment, humidity with pre-set threshold value, and control system is reaching certain humidity and temperature
Compressor is just opened in the environment of degree carry out condensation and catchment, otherwise close compressor.Thus, the utilization rate of system capacity is improved,
Avoid the waste of energy.
The electric controller connection button and display screen;The electric controller includes human-computer interaction module;The interpersonal friendship
Mutual module be used for by main control unit processing data ambient temperature value T1, water temperature angle value T2, humidity value H1 and water level value L transmit to
Display screen shows, for by key-press input data transfer to main control unit.
Further, the main control unit is used to receive key-press input reservation temperature value T3 and reservation water level L1;By temperature
Angle value T2 is compared with preengaging temperature value T3, if temperature value T2<Temperature value T3 is preengage, main control unit is sent out to electrical heating module
Send open signal;By water level value L compared with preengaging water level L1, if water level value L >=reservation water level L1, main control unit is to case
Lid upset control module sends shutdown signal, and sends shutdown signal to compressor control module.
Master controller controls the operation work of whole system according to user preset value, to meet the individual demand of user.
When water meets user's request moisture storage capacity in incubator, heat pump is stopped, and reduces the waste of energy.
Further, the incubator outer wrap heat-insulation layer.
Further, the bottom of the header tank caves inward, and matches with roof shape, thus reduces in driving
Air drag.
The beneficial effects of the invention are as follows:
1. the system can collect water resource from nature and purify and heat, solve the problems, such as the hot water for life in caravan,
It is in caravan in wild environment, it is not necessary to carry a large amount of domestic waters, alleviate the burden in caravan driving.By collected from
Right water meets self-demand, and system work is not limited by time and natural water source.
2. the system can be set by man-machine interaction to control system, the individual demand of people can be met.
3. the system water in incubator meets user's request or reaches incubator maximum moisture storage capacity, heat pump stops
Only work, reduce the waste of energy.
4. the system, by controlling traditional electric heating equipment and heat pump, guarantee can be heated immediately to water,
Solve the shortcomings that heat pump heating is slow, and the lasting supply of hot water can be realized, improve the quality of life in caravan.
5. the heat energy of heat pump condenser end is used to heat by the system collects water;Heat pump is controlled in certain humidity
Carry out condensation in the environment of temperature to catchment, two ways improves capacity usage ratio, makes whole system more energy-saving and environmental protection.
Brief description of the drawings
Fig. 1 is structure chart of the present invention;
Fig. 2 is control system schematic diagram.
Marked in figure:Electric controller 1, compressor 2, header tank 3, purifier 4, incubator 5, expansion valve 6, evaporator 7,
Condenser 8.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
This specification(Including any accessory claim, summary)Disclosed in any feature, unless specifically stated otherwise,
Replaced by other equivalent or with similar purpose alternative features.I.e., unless specifically stated otherwise, each feature is a series of
An example in equivalent or similar characteristics.
Technical scheme provided by the invention is described in detail below, it should be understood that following embodiments are only used for
The bright present invention rather than limitation the scope of the present invention.
Caravan collects heating system and method with water, and it includes collecting system, electric controller and heat pump;It is described to catchment
System includes the header tank at the top of caravan, and the header tank connects incubator by purifier;The heat pump bag
Include evaporator and condenser, the header tank is provided with evaporator, and the incubator is provided with condenser, the evaporator and cold
Connected between condenser by compressor.The electric controller, its opening and closing is controlled for transmitting switching signal to compressor.
Environment temperature sensor and ambient humidity sensor are laid with outside caravan, liquid temperature is provided with the incubator and is passed
Sensor and level sensor, the environment temperature sensor, ambient humidity sensor, liquid temperature sensor and level sensor signal
It is connected to electric controller.Electric heating equipment is provided with the incubator, the electric heating equipment is connected to electric controller, described
Electric controller is additionally operable to control its heating to incubator transmission signal.
The electric controller includes main control unit, electrical heating module, environment monitoring module, incubator monitoring modular, case
Lid upset control module and compressor control module;Electrical heating module, for receiving the electrical heating signal of main control unit transmission,
Control electric heating equipment is heated.The environment monitoring module, the temperature and humidity for receiving external sensor are believed
Number, and it is converted into data signal temperature value and humidity value is transferred to main control unit.The compressor control module, for receiving
The startup or shutdown signal that main control unit is sent, control the startup and closing of compressor.The case lid overturns control module, uses
In the opening and closing for being turned on and off signal, controlling case lid that reception main control unit is sent.The incubator monitoring modular,
For receiving the temperature and water level signal of incubator inner sensor, and it is converted into data signal temperature value and humidity value is transferred to master
Control unit.The main control unit, for receiving the temperature value T1 and humidity value H1 of environment monitoring module transmission, for receiving
The temperature value T2 and water level value L of incubator monitoring modular transmission;By temperature value T1 compared with predetermined threshold value T, by humidity value
H1 is compared with predetermined threshold value H, if temperature value T1 > predetermined threshold value T, and during humidity value H1 > predetermined threshold value H, to compressor
Control module sends enabling signal;Conversely, send shutdown signal to compressor control module.
The electric controller connection button and display screen;The electric controller includes human-computer interaction module;The interpersonal friendship
Mutual module be used for by main control unit processing data ambient temperature value T1, water temperature angle value T2, humidity value H1 and water level value L transmit to
Display screen shows, for by key-press input data transfer to main control unit.The main control unit is used to receive key-press input
Preengage temperature value T3 and reservation water level L1;By temperature value T2 compared with preengaging temperature value T3, if temperature value T2<Preengage temperature
Value T3, main control unit send open signal to electrical heating module;By water level value L compared with preengaging water level L1, if water level
Value L >=reservation water level L1, main control unit send shutdown signal to case lid upset control module, and to compressor control module
Send shutdown signal.
The incubator outer wrap heat-insulation layer.The bottom of the header tank caves inward, and with roof shape phase
Match somebody with somebody.
As shown in figure 1, header tank 3 connects incubator 5 by purifier 4, header tank 3 is provided with evaporator 7, the guarantor
Incubator 5 is provided with condenser 8, is connected between the evaporator 7 and condenser 8 by compressor 2.Caravan collects heating system with water
Electric controller 1 in system and method, compressor 2, electric heating equipment connection power supply, system starts, electric controller in incubator 5
1 can be transferred to by humidity sensor and temperature sensor acquisition external environment humidity and temperature, temperature value T and humidity value H
Main control unit.System temperature pre-set threshold value T1, humidity valve preset value H1 are stored with the memory module of electric controller 1.Work as temperature
Angle value T1 > predetermined threshold value T, and during humidity value H1 > predetermined threshold value H, main control unit sends startup to compressor control module
Signal;Conversely, send shutdown signal to compressor control module.
Compressor start, when heat pump is started working, it is arranged on the refrigerant entrance that the evaporator 7 of header tank 3 vaporizes
Into compressor 2, highdensity gas is compressed in compressor 2, gas, which enters, to be arranged in the condenser 8 of incubator 5,
Liquidation exothermic reaction, heat caused by condensation can be with the water in heater incubator 5.Then refrigerant enters after expansion valve 6 and steamed
Send out in device 7, start new round circulation.
Header tank 3 has certain gradient backward, has a delivery port in the afterbody of header tank 3, and being connected to conduit will receive
The water collected flows into purifier 4 by conduit.Incubator 5 can be collected into condensed water and rainwater simultaneously.Evaporator 7 is close to collect
The wall of the surrounding of water tank 3, and the thermal conductivity of header tank 3 is good, it can be ensured that and when heat pump works, the wall of header tank 3 is protected
A relatively low temperature is held, largely can absorb moisture from damp and hot air.And the wall of whole header tank 3 keep one compared with
Low temperature, the contact area with air can be increased so that condensation effect is more preferable.The bottom of header tank 3 caves inward, and with
Roof shape matches, and thus reduces air drag.
The water being collected into is flowed into after purifier 4 in incubator 5.Incubator 5 adds heat-insulation layer, can cause
Hot water thermal insulating caused by absorbing water, is easy to use at any time.Incubator 5 directs water into shower etc. with water installations through conduit.Protect
Electric heating equipment is provided with simultaneously in incubator 5, guarantee can be heated immediately to water.
Data can be transmitted to electric controller 1 by user by human-computer interaction module by the water of needs and temperature input system.
Main control unit sets the work of control whole system according to current system working condition and user.
User can be set reservation temperature value T3, temperature value T3 by human-computer interaction module and be transferred to main control unit;Master control
Unit processed receives the temperature value T2 of incubator monitoring modular transmission, by temperature value T2 compared with preengaging temperature value T3, if warm
Angle value T2<Temperature value T3 is preengage, electric controller 1 controls electric heating equipment to open quick heating, water temperature in incubator 5 is reached pre-
About water temperature;Conversely, electric controller 1 controls electric heating equipment to open interruption heating, water temperature in incubator 5 is set to maintain reservation water
Temperature.
Systematic water level preset value L3 is stored with the memory module of electric controller 1.User can be set by human-computer interaction module
Water level value L1 is preengage, reservation water level value L1 should be less than systematic water level preset value L3.Main control unit receives incubator monitoring modular
The water level value L of transmission.Electric control system 1 has storage user to input reservation water level value L1, if water level value L>Water level value L1 is preengage, it is main
Control unit sends shutdown signal to case lid upset control module, and sends shutdown signal to compressor control module;It is automatically controlled
Device 1 processed inputs reservation water level value L1 without storage user, if water level value L>Water level preset value L3, main control unit are overturn to case lid
Control module sends shutdown signal, and sends shutdown signal to compressor control module.
The work of whole system is electrically controlled the control of device 1, and sensor turns the signal received by amplifier and A/D
Parallel operation is transmitted to main control unit, and main control unit passes through display screen, and display screen feedback is transmitted to by the water level in case, situations such as temperature
To user.
Electric controller 1 can control the collection device of heat pump and rainwater respectively, can be according to different environment and requirement
Using different working conditions.
Claims (8)
1. a kind of caravan collects heating system and method with water, it is characterised in that:It includes collecting system, electric controller and heat pump
System;
The collecting system includes the header tank at the top of caravan, and the header tank connects incubator by purifier;
The heat pump includes evaporator and condenser, and the header tank is provided with evaporator, and the incubator is provided with cold
Condenser, connected between the evaporator and condenser by compressor;
The electric controller, its opening and closing is controlled for transmitting switching signal to compressor.
2. caravan as claimed in claim 1 collects heating system and method with water, it is characterised in that:Ring is laid with outside caravan
Border temperature sensor and ambient humidity sensor, liquid temperature sensor and level sensor, the ring are provided with the incubator
Border temperature sensor, ambient humidity sensor, liquid temperature sensor and level sensor signal are connected to electric controller.
3. caravan as claimed in claim 1 or 2 collects heating system and method with water, it is characterised in that:On the incubator
Electric heating equipment is provided with, the electric heating equipment is connected to electric controller, and the electric controller is additionally operable to incubator transmission
Signal controls its heating.
4. caravan as claimed in claim 3 collects heating system and method with water, it is characterised in that:The electric controller includes
Main control unit, electrical heating module, environment monitoring module, incubator monitoring modular, case lid upset control module and compressor control
Molding block;
Electrical heating module, for receiving the electrical heating signal of main control unit transmission, control electric heating equipment is heated;
Environment monitoring module, for receiving the temperature and humidity signal of external sensor, and be converted into data signal temperature value and
Humidity value is transferred to main control unit;
Compressor control module, for receive main control unit transmission startup or shutdown signal, control compressor startup and
Close;
Case lid overturns control module, and signal is turned on and off for receive that main control unit sends, control case lid unlatching and
Close;
Incubator monitoring modular, for receiving the temperature and water level signal of incubator inner sensor, and it is converted into data signal temperature
Angle value and humidity value are transferred to main control unit;
Main control unit, for receiving the temperature value T1 and humidity value H1 of environment monitoring module transmission, for receiving incubator prison
Survey the temperature value T2 and water level value L of module transmission;By temperature value T1 compared with predetermined threshold value T, by humidity value H1 with presetting
Threshold value H is compared, if temperature value T1 > predetermined threshold value T, and during humidity value H1 > predetermined threshold value H, to compressor control module
Send enabling signal;Conversely, send shutdown signal to compressor control module.
5. caravan according to claim 4 collects heating system and method with water, it is characterised in that:The electric controller connects
Connect button and display screen;The electric controller includes human-computer interaction module;The interpersonal interactive module is used for main control unit
Processing data ambient temperature value T1, water temperature angle value T2, humidity value H1 and water level value L are transmitted to display screen and shown, for by button
Input data is transmitted to main control unit.
6. caravan according to claim 5 collects heating system and method with water, it is characterised in that:The main control unit
For receiving key-press input reservation temperature value T3 and reservation water level L1;By temperature value T2 compared with preengaging temperature value T3, if
Temperature value T2<Temperature value T3 is preengage, main control unit sends open signal to electrical heating module;By water level value L and reservation water level
L1 is compared, if water level value L >=reservation water level L1, main control unit sends shutdown signal to case lid upset control module, and
Shutdown signal is sent to compressor control module.
7. the caravan according to one of claim 1, claim 2, claim 4 to 6 collects heating system and side with water
Method, it is characterised in that:The incubator outer wrap heat-insulation layer.
8. the caravan according to one of claim 1, claim 2, claim 4 to 6 collects heating system and side with water
Method, it is characterised in that:The bottom of the header tank caves inward, and matches with roof shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710886054.6A CN107655201A (en) | 2017-09-27 | 2017-09-27 | A kind of caravan collects heating system and method with intelligent water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710886054.6A CN107655201A (en) | 2017-09-27 | 2017-09-27 | A kind of caravan collects heating system and method with intelligent water |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107655201A true CN107655201A (en) | 2018-02-02 |
Family
ID=61116087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710886054.6A Withdrawn CN107655201A (en) | 2017-09-27 | 2017-09-27 | A kind of caravan collects heating system and method with intelligent water |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107655201A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111928432A (en) * | 2020-07-24 | 2020-11-13 | 海信(山东)空调有限公司 | Control method of air conditioner |
-
2017
- 2017-09-27 CN CN201710886054.6A patent/CN107655201A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111928432A (en) * | 2020-07-24 | 2020-11-13 | 海信(山东)空调有限公司 | Control method of air conditioner |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2213949B1 (en) | Liquid circulation heating system | |
US10914491B2 (en) | Heat pump water heater | |
CN103983013B (en) | Novel frost-free air source hot pump water heater | |
EP2784401A1 (en) | Hot water supply apparatus | |
JP5851341B2 (en) | Hybrid power supply system | |
CN107655201A (en) | A kind of caravan collects heating system and method with intelligent water | |
CN109059143A (en) | Indoor heating method and device | |
CN110319618A (en) | A kind of temperature management system applied to take-away incubator | |
CN108657640A (en) | Storage facilities and its control system | |
CN102134870B (en) | Interactive adsorption solar energy and wind energy air water taking device | |
CN207487126U (en) | A kind of automatic waste heat recovery water heater for being embedded in refrigeration system | |
KR101472336B1 (en) | Heat Pump System Using Triple Tube Heat Exchanger and its Control Method | |
CN203121054U (en) | Electric heating clothes | |
CN105299731B (en) | A kind of solar energy heating and utilization peak-trough electricity auxiliary heating technique | |
CN205137856U (en) | Instant heating type electric water heater with phase change material | |
CN204854292U (en) | Energy -conserving drying -machine | |
CN201081405Y (en) | Thermal cycling power-saving water heater | |
CN108253633A (en) | A kind of no cold water discharge and water-saving water heater | |
CN103292556A (en) | Refrigerator heat collector | |
JP6045682B2 (en) | Energy management system, system controller, thermal insulation control method and program | |
CN102692067B (en) | Air-conditioning linkage system and method based on solar water heater | |
CN207279962U (en) | waste heat recycling system | |
CN102519209A (en) | Heating system of small kitchen aid type water heater | |
CN208095438U (en) | The greenhouse heating system that directly-heated and accumulation of energy intelligently switch | |
JP2001336822A (en) | Hot water storing type hot water feeder |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180202 |
|
WW01 | Invention patent application withdrawn after publication |