CN209639098U - Step heats multi-energy complementation type water and recycles ground heating system host - Google Patents
Step heats multi-energy complementation type water and recycles ground heating system host Download PDFInfo
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- CN209639098U CN209639098U CN201821917720.4U CN201821917720U CN209639098U CN 209639098 U CN209639098 U CN 209639098U CN 201821917720 U CN201821917720 U CN 201821917720U CN 209639098 U CN209639098 U CN 209639098U
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Abstract
The utility model discloses a kind of step heating multi-energy complementation type water to recycle ground heating system host, belong to heating technology field, including heat-exchanging water tank (46), the interface 11 (21) of the heat-exchanging water tank (46) is successively connected in series with electric three-way regulating valves (9), water circulating pump two (5) and heating and supplying water interface (27), the electric three-way regulating valves (9) are also connected with the interface 12 (22) of heat-exchanging water tank (46) and heating water return interface (26), and the interface 12 (22) of the heat-exchanging water tank (46) is connected with the heating water return interface (26)；It is provided with heating coil one (4) in the heat-exchanging water tank (46), the both ends of the heating coil one (4) are separately connected solar energy interface one (28) and solar energy interface two (29).The utility model can satisfy In Middle And Lower Reaches of Changjiang River heating energy requirement.
Description
Technical field
The utility model relates to a kind of step heating multi-energy complementation type water to recycle ground heating system host more particularly to one
The step heating multi-energy complementation type water that kind is suitable for In Middle And Lower Reaches of Changjiang River recycles ground heating system host, belongs to heating technology
Field.
Background technique
In heating field, water recycles that floor heating is very widely used, the host of common water circulation floor heating be mostly with
Natural gas or liquefied gas are the gas type wall-hung boiler of fuel, also there is fuel combustion type and electroheating type, wherein after both because oil price height and
Electric heating energy consumption is excessively high more rare.Gas type also starts to be restricted with its nervous development that China's gas source is supplied, wherein
China In Middle And Lower Reaches of Changjiang River such case is more serious, because northern area, as traditional heating area, gas source preparation is compared
Abundance, and central heating broad covered area, and the gas supply capacity of many cities in In Middle And Lower Reaches of Changjiang River originally does not consider
This block demand, therefore there is corresponding notch.But the most of the time outside air temperature in In Middle And Lower Reaches of Changjiang River winter be not it is very low,
Air source heat pump can play a role, and the Energy Efficiency Ratio of air source heat pump is more much higher than electric calorifie installation, furthermore in the Changjiang river under
Trip is regional, and having no small ratio in winter number of days is the abundant weather of sunshine, and solar energy can also be mended in the case where great abundance of sunshine
Heat is filled, if by various energy resources reasonable combination and being subject to cascade utilization, the above contradiction can be alleviated, therefore the exploitation mesh of the present apparatus
Be realize multiple-energy-source step heating, by reasonably designing raising efficiency of energy utilization.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of step heating suitable for In Middle And Lower Reaches of Changjiang River
Multi-energy complementation type water recycles ground heating system host, can satisfy In Middle And Lower Reaches of Changjiang River heating energy requirement.
In order to solve the above technical problems, the technical solution adopted by the utility model is:
Step heats multi-energy complementation type water and recycles ground heating system host, including heat-exchanging water tank, the heat-exchanging water tank
Interface 11 is successively connected in series with electric three-way regulating valves, water circulating pump two and heating and supplying water interface, and the electric three passes are adjusted
Valve is also connected with the interface of heat-exchanging water tank 12 and heating water return interface, and the interface 12 of the heat-exchanging water tank heats back with described
Water interface is connected；Heating coil one is provided in the heat-exchanging water tank, the both ends of the heating coil one are separately connected solar energy
Interface one and solar energy interface two；
The electric heater is additionally provided in the heat-exchanging water tank, the electric heater is located under the heating coil one
Face；
The interface ten of the heat-exchanging water tank interface with the second interface of the electric T-shaped valve two and heat exchanger two respectively
Six are connected, and the third interface of the electric T-shaped valve two is connected with the interface five of the heat exchanger two, the interface five and interface
Six are connected inside heat exchanger two, and the interface seven of the heat exchanger two is connected with hot water outlet, the interface eight of the heat exchanger two
Be connected with running water inlet, the interface nine of the heat-exchanging water tank successively with closed expansion tank, water circulating pump one and heat exchanger one
Interface two be connected, the interface one of the heat exchanger one is connected inside heat exchanger one with interface two；The heat exchanger one connects
Mouth one is connected with the third interface of the electric T-shaped valve one, the second interface phase of automatic exhaust steam valve and the electric T-shaped valve one
Even, safety valve is connected in series with the first interface of electric T-shaped valve one and the first interface of electric T-shaped valve two；
The both ends of the heating coil two are connected with the safety valve and automatic exhaust steam valve respectively, are provided in burner hearth and add institute
Hot coil two, natural gas nozzle and ignition electrode are stated, the natural gas nozzle is located on the bottom surface of the burner hearth, the ignition electrode position
Above the gas outlet of the natural gas nozzle, the heating coil two is located at the middle part of the burner hearth, and the burner hearth is set to
In indoor unit shell, the indoor unit shell is connected by smoke exhaust fan and refrigerant line with casing of outdoor；The interior
Free-air diffuser is provided on machine shell, the gas outlet of the free-air diffuser is connected with burner hearth, and the natural gas nozzle is logical
Fuel gas conduit is crossed to be connected with natural gas interface；
The compressor, four-way valve, restricting element, evaporator and fan are provided in the casing of outdoor, it is described to change
The interface three of hot device one is connected by refrigerant line with the first interface of the four-way valve, the second interface of the four-way valve and
One end of the compressor is connected, and the other end of the compressor is connected with the third interface of the four-way valve, the four-way valve
The 4th interface be connected with one end of the evaporator, the other end of the evaporator is connected with one end of the restricting element,
The other end of the restricting element is connected with the interface four of the heat exchanger one, and the fan is provided on the evaporator.
The heat exchanger one and heat exchanger two are including in plate heat exchanger, double pipe heat exchanger, shell and tube exchanger
Any one.
The restricting element includes heating power expansion valve or electric expansion valve.
The fan is axial flow blower.
High temperature refrigerant is provided in the heat exchanger one.
The material of the evaporator is stainless steel.
The effect of heat exchanger one is to realize high temperature refrigerant condensation heat release, becomes liquid by gas, discharged heat is only absorbed by the water；
The effect of heat exchanger two is that tap water exchanges heat with the heating hot water for flowing through heat exchanger, and tap water is heated；
The effect of water circulating pump one is to provide primary side Water circulation hydrodynamics；(the definition of primary side: heat exchanger one, heat exchanger
Two, these three heat exchangers of heating coil two and between connection water route)；
The effect of heating coil one, which is solar energy heat conducting liquid stream, wherein and is heated the water in heat-exchanging water tank；
The effect of water circulating pump two is to provide secondary side Water circulation hydrodynamics；(definition of secondary side: host generate hot water to
Ground heating system is exported, including electric three-way regulating valves, water circulating pump two and between connection water route)；
The effect of electric heater is the water heated in heat-exchanging water tank；
The effect of electric T-shaped valve one is switching primary side water route trend；
The effect of electric T-shaped valve two is switching primary side water route trend；
The effect of electric three-way regulating valves is to change the aperture of two imports, realizes the change of water inlet ratio；
The effect of closed expansion tank is to accommodate the allowance for expansion after water is heated；
The effect of interface one and interface two is the connector in primary side water route and heat exchanger one；
Interface three and with the effect of interface four be refrigerant line and heat exchanger one connector；
The effect of interface five and interface six is the connector in primary side water route and heat exchanger two；
The effect of interface seven and interface eight is the connector in domestic hot-water water route and heat exchanger two；
The effect of interface nine (primary side) and interface ten (primary side) is the connector of water route primary side and heat-exchanging water tank；
The effect of interface 11 (secondary side) and interface 12 (secondary side) is the connection of water route secondary side and heat-exchanging water tank
Mouthful；
The effect of running water inlet is water source of plugging into；
The effect of hot water outlet is that the tap water and domestic hot-water's pipeline after being heated are plugged into；
The effect of natural gas interface is gas source of plugging into；
The effect of heating water return interface is ground heating pipe return water of plugging into；
The effect of heating and supplying water interface is ground heating pipe water supply of plugging into；
The effect of solar energy interface one and solar energy interface two is solar energy circulation line of plugging into；
The effect of ignition electrode is to issue spark ignition natural gas；
The effect of natural gas nozzle is to discharge natural gas according to setting pressure and flow；
The effect of heating coil two is water therein flue gas caused by combustion of natural gas；
The effect of safety valve is that pressure release is carried out in system overpressure；
The effect of automatic exhaust steam valve is the air in removal system；
The effect of fuel gas conduit is natural gas channel；
The effect of compressor is by the refrigerant gas of the refrigerant gas boil down to high temperature and pressure of low-temp low-pressure；
The effect of four-way valve is that switching refrigerant flow direction makes compressor air-discharging enter outdoor evaporator when needing defrost
Hot gas defrosting is carried out, switches back into former supplying thermal condition after defrost again；
The effect of restricting element is the liquid-vapor mixture that low-temp low-pressure is made to high pressure refrigerant liquid throttling；
The effect of evaporator is that the refrigerant in pipe absorbs heat from the air-flow flowed through outside evaporator tube, by the gas of low-temp low-pressure
Liquid mixture becomes the gaseous refrigerant of low-temp low-pressure；
The effect of fan is that air-flow is made to flow through evaporator tube bank according to design discharge；
The effect of casing of outdoor is to accommodate the outer component of respective compartments；
The effect of indoor unit shell is to accommodate respective chambers component；
The effect of free-air diffuser is that air is allowed to enter burner hearth for burning；
The effect of smoke exhaust fan is the combustion product gases being discharged in burner hearth；
Refrigerant line is refrigerant flow path；
Heat-exchanging water tank is the primary side water for taking a constant volume in, and achievable solar energy heating or electricity auxiliary heating；
The effect of burner hearth is space needed for forming combustion of natural gas.
A kind of step heating multi-energy complementation type water provided by the utility model recycles ground heating system host, utilizes the dress
It sets, floor heating can be cleaned medical fluid as long as opening heating and supplying water interface of the invention by the intelligence cleaning that ground heating pipe may be implemented
Tank is connected in pipeline, then starts water circulating pump two, reach discharge after setting time lay equal stress on new injection cleaning water source can be complete
At cleaning, fouling is prevented, raising heat exchanging efficiency reaches energy-efficient purpose.The utility model realizes the heating of level Four step, point
Not Wei the first order heating solar energy heating, the second level heating high temperature refrigerant heat release heat (i.e. air source heat pump heating),
The heated by natural gas of third level heating and the electric heating of fourth stage heating；The energy consumption of level Four step heating is successively got higher, this is practical
Novel low energy consumption heating mode preferred under different heating demands realizes energy-saving and emission-reduction.Meanwhile the utility model realizes
Supply domestic hot-water and the variation for being suitable for heat load, rationally, intelligence degree is high for design.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Wherein: 1, heat exchanger one；2, heat exchanger two；3, water circulating pump one；4, heating coil one；5, water circulating pump two；6,
Electric heating；7, electric T-shaped valve one；8, electric T-shaped valve two；9, electronic three port valve is adjusted；10, closed expansion tank；11, interface
One；12, interface two；13, interface three；14, interface four；15 interfaces five；16, interface six；17, interface seven；18, interface eight；19, it connects
Mouth nine；20, interface ten；21, interface 11；22, interface 12；23, running water inlet；24, hot water outlet；25, natural gas connects
Mouthful；26, heating water return interface；27, heating and supplying water interface；28, solar energy interface one；29, solar energy interface two；30, ignition electrode；
31, natural gas nozzle；32, heating coil two；33, safety valve；34, automatic exhaust steam valve；35, fuel gas conduit；36, compressor；37,
Four-way valve；38, restricting element；39, evaporator；40, fan；41, casing of outdoor；42, indoor unit shell；43, air inlet
Road；44, smoke exhaust fan；45, refrigerant line；46, heat-exchanging water tank；47, burner hearth.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1, step heating multi-energy complementation type water recycles ground heating system host, including heat-exchanging water tank 46, institute
State the interface 11 of heat-exchanging water tank 46 successively with 27 phase of electric three-way regulating valves 9, water circulating pump 25 and heating and supplying water interface
Series connection, the electric three-way regulating valves 9 are also connected with the interface 12 of heat-exchanging water tank 46 and heating water return interface 26, described to change
The interface 12 of boiler 46 is connected with the heating water return interface 26；Heating coil one is provided in the heat-exchanging water tank 46
4, the both ends of the heating coil 1 are separately connected solar energy interface 1 and solar energy interface 2 29；
The electric heater 6 is additionally provided in the heat-exchanging water tank 46, the electric heater 6 is located at the heating coil one
Below 4；Electric heater 6 heats heating coil 1, and the water outlet of heating heating coil 1 is that water recycles floor heating heating；
The interface 10 of the heat-exchanging water tank 46 respectively with the second interface and heat exchanger 22 of the electric T-shaped valve 28
Interface 6 16 be connected, the third interface of the electric T-shaped valve 28 is connected with the interface 5 15 of the heat exchanger 22, described
Interface 5 15 is connected inside heat exchanger 22 with interface 6 16, interface 7 17 and 24 phase of hot water outlet of the heat exchanger 22
Even, the interface 8 18 of the heat exchanger 22 is connected with running water inlet 23, the interface 9 19 of the heat-exchanging water tank 46 successively with it is close
Enclosed expansion drum 10, water circulating pump 1 are connected with the interface 2 12 of heat exchanger 1, the interface 1 of the heat exchanger 1 with connect
Mouth 2 12 is connected inside heat exchanger 1；The interface 1 of the heat exchanger 1 and the third of the electric T-shaped valve 1 connect
Mouth is connected, and automatic exhaust steam valve 34 is connected with the second interface of the electric T-shaped valve 1, safety valve 33 and electric T-shaped valve 1
First interface and the first interface of electric T-shaped valve 28 be connected in series；
The both ends of the heating coil 2 32 are connected with the safety valve 33 and automatic exhaust steam valve 34 respectively, set in burner hearth 47
It is equipped with plus the hot coil 2 32, natural gas nozzle 31 and ignition electrode 30, the natural gas nozzle 31 is located at the burner hearth 47
On bottom surface, the ignition electrode 30 is located above the gas outlet of the natural gas nozzle 31, and the heating coil 2 32 is located at described
The middle part of burner hearth 47, the burner hearth 47 are set in indoor unit shell 42, the indoor unit shell 42 by smoke exhaust fan 44 and
Refrigerant line 45 is connected with casing of outdoor 41；Free-air diffuser 43, the air are provided on the indoor unit shell 42
The gas outlet of air intake duct 43 is connected with burner hearth 47, and the natural gas nozzle 31 passes through fuel gas conduit 35 and 25 phase of natural gas interface
Even；
The compressor 36, four-way valve 37, restricting element 38, evaporator 39 and wind are provided in the casing of outdoor 41
The interface 3 13 of fan 40, the heat exchanger 1 is connected by refrigerant line 45 with the first interface of the four-way valve 37, described
The second interface of four-way valve 37 is connected with one end of the compressor 36, the other end of the compressor 36 and the four-way valve 37
Third interface be connected, the 4th interface of the four-way valve 37 is connected with one end of the evaporator 39, the evaporator 39
The other end is connected with one end of the restricting element 38, the interface of the other end of the restricting element 38 and the heat exchanger 1
4 14 are connected, and the fan 40 is provided on the evaporator 39.
This host can be plugged into (or external) solar thermal collector by solar energy interface 1 and solar energy interface 2 29,
When heat collector temperature is higher than 40 DEG C higher than fluid temperature in set temperature and solar energy circulation line, solar energy circulation line can
To be used to heat the water in heat-exchanging water tank 46；This is first order heating, and heat source is completely free；
When water in heat-exchanging water tank 46 is lower than set temperature, the conventional operating condition of floor heating is recycled according to water, typically no more than
55 DEG C, water circulating pump 1 works, and the water in heat-exchanging water tank 46 enters heat exchanger 1 by interface 2 12；Compressor 36, four at this time
Heat pump cycle is completed in port valve 37, restricting element 38, evaporator 39, the work of fan 40, and high temperature refrigerant condenses in heat exchanger 1
The heating to water is completed in heat release；Water after heating is flowed out from interface 1；This is second level heating, and heat source is casing of outdoor
Said modules in 41；
If the water temperature operating condition of heat-exchanging water tank 46 can satisfy heat load in the case where the second level is heated, electronic three
Port valve 1 keeps bottom horizontal flow sheet, does not enter heating coil 2 32 by the hot water that interface 1 comes out, by electric T-shaped valve 1
Level stream enters back into electric T-shaped valve 28 backward, and electric T-shaped valve 28 is opened to vertical direction, and water does not enter heat exchanger 22,
Heat-exchanging water tank 46 is directly entered by interface 10 (primary side)；
If the water temperature operating condition of heat-exchanging water tank 46 is unsatisfactory for heat load, electric three passes in the case where the second level is heated
Valve 1 is changed to perpendicular flow, enters heating coil 2 32 by the hot water that interface 1 comes out, natural gas is through fuel gas conduit 35 by natural
Gas jets 31 enter burner hearth 47, and smoke exhaust fan 44 starts, and cause negative pressure in burner hearth 47, and air enters burner hearth by free-air diffuser 43
47, ignition electrode 30 generates high-temperature flue gas after lighting, and the water in heating coil 2 32, which is further heated, to heat up and flow to electronic three
Port valve 28；This is third level heating, and heat source is high-temperature flue gas caused by combustion of natural gas；Using in no domestic hot-water needs
In the case where asking, the flow direction of electric T-shaped valve 28 is added in heating coil 2 32 as the statement in the heating of the second level
The water of heat directly enters heat-exchanging water tank 46 by interface 10 (primary side)；
In the case where there is domestic hot-water's use demand, the flow direction of electric T-shaped valve 28 is changed to horizontal direction, in heating dish
The water being heated in pipe 2 32 is entered in heat exchanger 22 by interface 5 15, and the cold water through entering in running water inlet 23 is by interface
8 18 enter in heat exchangers 22, two bursts of cold and hot water flows heat exchange, cold water be heated after by 7 17 outflow heat exchanger 22 of interface, then pass through
Hot water outlet 24 and domestic hot-water's pipeline are plugged into, to realize that this host can supply life heat while meeting floor heating demand
Water；
Third level heating is not available caused by natural air-air source stops the supple of gas or steam because of municipal reason, limits gas or burner failure etc.
In the case of, and the water temperature operating condition of heat-exchanging water tank 46 is unsatisfactory for heat load in the case where the second level is heated, electric heater 6 can
To start the water in heating heat-exchanging water tank 46, this is fourth stage heating, but because electric heating economy is worst, and grade heating is
It is spare as in special circumstances.
In the case where third level heating also enables, enter evaporator through the still flue gas containing waste heat that smoke exhaust fan 44 is discharged
39, evaporator 39 can prevent the corrosion after flue gas condensing using stainless steel material, and fume afterheat can be absorbed by evaporator 39,
One has recycled fume afterheat, and two carry out the available promotion of heating efficiency of outdoor unit heat pump cycle.
The working condition of secondary side is as follows: water circulating pump 25 is run, and the hot water in heat-exchanging water tank 46 can be sent to floor heating
Circulation line, and reenter the water after cooling in heat-exchanging water tank 46 and be heated；In the case that heat load is low, floor heating is followed
The return water temperature on endless tube road can increase, and after reaching set temperature, electric three-way regulating valves 9 and 11 side of interface are turned down,
Water temperature can be reduced and supply the variation for giving to adapt to heat load.
The heat exchanger 1 and heat exchanger 22 are including in plate heat exchanger, double pipe heat exchanger, shell and tube exchanger
Any one.Preferably plate heat exchanger.
The restricting element 38 includes heating power expansion valve or electric expansion valve.
The fan 40 is axial flow blower.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. step heats multi-energy complementation type water and recycles ground heating system host, it is characterised in that: including heat-exchanging water tank (46), institute
The interface 11 (21) for stating heat-exchanging water tank (46) successively connects with electric three-way regulating valves (9), water circulating pump two (5) and heating and supplying water
Mouth (27) is connected in series, and the electric three-way regulating valves (9) also connect with the interface 12 (22) of heat-exchanging water tank (46) and heating water return
Mouth (26) is connected, and the interface 12 (22) of the heat-exchanging water tank (46) is connected with the heating water return interface (26)；The heat exchange
It is provided with heating coil one (4) in water tank (46), the both ends of the heating coil one (4) are separately connected solar energy interface one (28)
With solar energy interface two (29)；
It is additionally provided with the electric heater (6) in the heat-exchanging water tank (46), the electric heater (6) is located at the heating coil
Below one (4)；
The interface ten (20) of the heat-exchanging water tank (46) respectively with the second interface of electric T-shaped valve two (8) and heat exchanger two (2)
Interface six (16) be connected, interface five (15) phase of the third interface of the electric T-shaped valve two (8) and the heat exchanger two (2)
Even, the interface five (15) is connected inside heat exchanger two (2) with interface six (16), the interface seven of the heat exchanger two (2)
(17) it is connected with hot water outlet (24), the interface eight (18) of the heat exchanger two (2) is connected with running water inlet (23), described to change
The interface nine (19) of boiler (46) the successively interface with closed expansion tank (10), water circulating pump one (3) and heat exchanger one (1)
Two (12) are connected, and the interface one (11) of the heat exchanger one (1) is connected inside heat exchanger one (1) with interface two (12)；It is described
The interface one (11) of heat exchanger one (1) is connected with the third interface of electric T-shaped valve one (7), automatic exhaust steam valve (34) and the electricity
The second interface of dynamic triple valve one (7) is connected, the first interface and electric T-shaped valve of safety valve (33) and electric T-shaped valve one (7)
The first interface of two (8) is connected in series；
The both ends of the heating coil two (32) are connected with the safety valve (33) and automatic exhaust steam valve (34) respectively, burner hearth (47)
It is inside provided with plus the hot coil two (32), natural gas nozzle (31) and ignition electrode (30), the natural gas nozzle (31) is located at
On the bottom surface of the burner hearth (47), the ignition electrode (30) is located above the gas outlet of the natural gas nozzle (31), described to add
Hot coil two (32) is located at the middle part of the burner hearth (47), and the burner hearth (47) is set in indoor unit shell (42), the room
Interior machine shell (42) is connected by smoke exhaust fan (44) and refrigerant line (45) with casing of outdoor (41)；Outside the indoor unit
It is provided on shell (42) free-air diffuser (43), the gas outlet of the free-air diffuser (43) is connected with burner hearth (47), described
Natural gas nozzle (31) is connected by fuel gas conduit (35) with natural gas interface (25)；
Be provided in the casing of outdoor (41) compressor (36), four-way valve (37), restricting element (38), evaporator (39) and
The interface three (13) of fan (40), the heat exchanger one (1) passes through refrigerant line (45) and the first of the four-way valve (37)
Interface is connected, and the second interface of the four-way valve (37) is connected with one end of the compressor (36), the compressor (36)
The other end is connected with the third interface of the four-way valve (37), the 4th interface of the four-way valve (37) and the evaporator (39)
One end be connected, the other end of the evaporator (39) is connected with one end of the restricting element (38), the restricting element
(38) the other end is connected with the interface four (14) of the heat exchanger one (1), is provided with the fan on the evaporator (39)
(40).
2. step heating multi-energy complementation type water according to claim 1 recycles ground heating system host, it is characterised in that:
The heat exchanger one (1) and heat exchanger two (2) are including appointing in plate heat exchanger, double pipe heat exchanger, shell and tube exchanger
It anticipates one kind.
3. step heating multi-energy complementation type water according to claim 1 recycles ground heating system host, it is characterised in that:
The restricting element (38) includes heating power expansion valve or electric expansion valve.
4. step heating multi-energy complementation type water according to claim 1 recycles ground heating system host, it is characterised in that:
The fan (40) is axial flow blower.
5. step heating multi-energy complementation type water according to claim 1 recycles ground heating system host, it is characterised in that:
High temperature refrigerant is provided in the heat exchanger one (1).
6. step heating multi-energy complementation type water according to claim 5 recycles ground heating system host, it is characterised in that:
The material of the evaporator (39) is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821917720.4U CN209639098U (en) | 2018-11-21 | 2018-11-21 | Step heats multi-energy complementation type water and recycles ground heating system host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821917720.4U CN209639098U (en) | 2018-11-21 | 2018-11-21 | Step heats multi-energy complementation type water and recycles ground heating system host |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209639098U true CN209639098U (en) | 2019-11-15 |
Family
ID=68473229
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821917720.4U Active CN209639098U (en) | 2018-11-21 | 2018-11-21 | Step heats multi-energy complementation type water and recycles ground heating system host |
Country Status (1)
| Country | Link |
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| CN (1) | CN209639098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539357A (en) * | 2018-11-21 | 2019-03-29 | 南京林业大学 | Step heats multi-energy complementation type water and recycles ground heating system host |
-
2018
- 2018-11-21 CN CN201821917720.4U patent/CN209639098U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539357A (en) * | 2018-11-21 | 2019-03-29 | 南京林业大学 | Step heats multi-energy complementation type water and recycles ground heating system host |
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