CN208222627U - A kind of combination hot-water heating system - Google Patents

A kind of combination hot-water heating system Download PDF

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Publication number
CN208222627U
CN208222627U CN201820610864.9U CN201820610864U CN208222627U CN 208222627 U CN208222627 U CN 208222627U CN 201820610864 U CN201820610864 U CN 201820610864U CN 208222627 U CN208222627 U CN 208222627U
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China
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water
hot
heating
interface
water tank
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梁启志
吴小泽
林建和
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Shunde Sheng Baolai Heat Energy Science And Technology Ltd
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Shunde Sheng Baolai Heat Energy Science And Technology Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]

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  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The utility model discloses a kind of combination hot-water heating system, including solar thermal collector, the first water pump, First Heat Exchanger, heat storage water tank, the second water pump, hot water outlet pipe, cold water inlet, wall-hung boiler, the wall-hung boiler is equipped with cold water inlet, hot water outlet;The solar thermal collector, the first water pump, First Heat Exchanger pass through pipeline connection, and flow media is accommodated in pipeline, form solar energy heating circuit;The heat storage water tank, the second water pump, First Heat Exchanger are connected to form water tank heat exchange circuit by water pipe;Heat storage water tank is equipped with radiator drain and water tank water inlet pipe, and water tank water inlet pipe is connected to cold water inlet, and radiator drain is connected to hot water outlet pipe by wall-hung boiler cold water inlet, hot water outlet.The utility model is by recycling the hot water in solar energy indirect heating heat storage water tank, to overcome defect existing for solar energy heating itself, it prevents because in the environment of ineffective Solar use, the water sent out using wall hanging stove heating by heat storage water tank meets the hot water demand of user.

Description

A kind of combination hot-water heating system
Technical field
The utility model relates to a kind of combination hot-water heating systems.
Background technique
Water heater utilizing heat energy of the solar water heater as economic environmental protection, has been widely used.But solar energy climate item The limitation of the natural environments such as part, such as rainy days, night, this directly affects normal, the stable heating ability of solar water heater, This makes troubles for user's life.Electric heater, wall-hung boiler, gas heater etc., though these Water heater utilizing heat energies can provide stabilization Hot water, but consume energy and it is uneconomical.In order to make user obtain stable water, the advantage of each thermal energy energy is given full play to, spy is to group Hot-water heating system is closed to be developed.
Utility model content
In view of the above-mentioned problems in the prior art, technical problem to be solved by the utility model is to provide one Kind combination hot-water heating system, is not only simple in structure, and stable hot water can be effectively provided for user, also economic, energy conservation.
To achieve the goals above, the utility model embodiment provides the following technical solutions:
A kind of combination hot-water heating system, including solar thermal collector, the first water pump, First Heat Exchanger, heat storage water tank, the second water Pump, hot water outlet pipe, cold water inlet, wall-hung boiler, the wall-hung boiler are equipped with cold water inlet, hot water outlet;Wherein: the sun Energy heat collector, the first water pump, First Heat Exchanger pass through pipeline connection, and flow media is accommodated in pipeline, form solar energy heating Circuit;The heat storage water tank, the second water pump, First Heat Exchanger are connected to by water pipe, formation water tank heat exchange circuit, in heat storage water tank Water First Heat Exchanger heat exchange is sent under the action of the second water pump, then send the heat storage water tank back to;It is set on the heat storage water tank There are radiator drain and water tank water inlet pipe, water tank water inlet pipe is connected to cold water inlet, and radiator drain is cold by the wall-hung boiler Water inlet, hot water outlet are connected to hot water outlet pipe.
The combination hot-water heating system of the utility model, by recycling the hot water in solar energy indirect heating heat storage water tank, To overcome defect existing for solar energy heating itself, prevent because being discharged using water tank in the environment of ineffective Solar use Pipe is connected to hot water outlet pipe by the wall-hung boiler cold water inlet, hot water outlet, i.e., is sent using wall hanging stove heating by heat storage water tank Water out meets the hot water demand of user.
Combination hot-water heating system according to the present utility model, is provided at least one electrically heated rod in the heat storage water tank, Auxiliary heating method so by selection Electric heating or the gas heating mode of wall-hung boiler, as solar energy heating. In the case where not effective Solar use, the water or wall hanging stove heating in the optional electric heating water tank of user are by heat accumulation The water that water tank is sent out, one such heating method.
Combination hot-water heating system according to the present utility model further includes the second heat exchanger, third water pump, heater, the first list To valve, the wall-hung boiler is additionally provided with heating outlet, heating entrance;Second heat exchanger, water tank water inlet pipe, heat storage water tank, water Case outlet pipe is sequentially communicated to form tank hot water's heating circuit, and the third water pump, the first check valve are set to the tank hot water and add In hot loop;The wall-hung boiler, heating outlet, heater, the second heat exchanger, heating entrance form heating by pipeline connection Circuit.By using required hot water in the hot water indirect heating heating loop in heat storage water tank, and in heat storage water tank, water temperature is not When being able to satisfy heat exchange, starts wall-hung boiler heating method, meet heating demands.Stable hot water can not only be so provided for user, It can also heat to user, and combination hot-water heating system overall structure is simple, preferentially efficiently uses solar energy heating, there is economy, ring The characteristics of guarantor.
Combination hot-water heating system according to the present utility model further includes the first triple valve, first triple valve include first, Two, three interface;The first interface of first triple valve is connected to radiator drain, and second interface and wall-hung boiler cold water inlet connect Logical, third interface is connected to hot water outlet pipe, and wall-hung boiler hot water outlet is connected to hot water outlet pipe;The first triple valve of switched conductive First interface and second interface or conducting first interface and third interface, entered so that radiator drain is connected with wall-hung boiler cold water The connection of mouth, hot water outlet, hot water outlet pipe, or the connection of conducting radiator drain and hot water outlet pipe.One or three The setting of port valve simplifies the connection structure of this combination hot-water heating system, especially, in the item heated without starting wall-hung boiler Under part, the hot water in heat storage water tank is directly sent to hot water outlet pipe, to meet the hot water demand of user, greatly reduces heat The resistance of water lines prevents scattering and disappearing for heat.Need to start wall-hung boiler heated when, by switching first triple valve Water in heat storage water tank is sent into wall hanging stove heating, the supply of hot water is effectively ensured by connection.
Combination hot-water heating system according to the present utility model further includes the second triple valve, second triple valve include first, Two, three interface;The first interface of second triple valve is connected to heater, and second interface is connected to the second heat exchanger, and third connects Mouth is connected to the heating entrance of wall-hung boiler;The first interface of the second triple valve of switched conductive connects with second interface or conducting first Mouth and third interface, the connection of heater, the second heat exchanger, wall-hung boiler, or the company of conducting heater and wall-hung boiler is connected It connects.The setting of second triple valve further simplifies the connection structure of this combination hot-water heating system, the hot water in heat storage water tank When can satisfy required hot water in indirect heating heating loop, heating water is recycled in the second heat exchanger of introducing and is exchanged heat.When When water temperature in heat storage water tank is not enough to heat required heating water, heating water is directly recycled introducing wall-hung boiler and added by the second triple valve Heat can so effectively reduce the resistance of hot water line without passing through heat exchanger, prevent scattering and disappearing for heat.
Combination hot-water heating system according to the present utility model, further includes second one-way valve, the second one-way valve and described the Three water pumps are arranged in parallel, and the water of cold water inlet is introduced heat storage water tank.It is cold when being not necessarily to start tank hot water's heating circuit The cold water that water water inlet pipe provides directly introduces heat storage water tank by second one-way valve, needs not move through third water pump, so can effectively subtract Few third water pump increases water flow to the resistance of water flow.
Combination hot-water heating system according to the present utility model, the First Heat Exchanger are set in heat storage water tank.
Combination hot-water heating system according to the present utility model, the heat storage water tank is interior to be equipped with temperature sensor, to detect storage Water temperature in boiler, in order to judge whether to need to start corresponding heating system.
Temperature sensor is arranged in the solar energy heating circuit in combination hot-water heating system according to the present utility model, uses To detect the temperature of fluid in solar energy heating circuit, when environment temperature is lower than 0 DEG C, starting solar energy heating circuit, water tank are changed Fluid flowing in hot loop, to utilize the heat of warm water in heat storage water tank, heating solar heating circuit, water tank heat exchange circuit The temperature of interior flow media when the temperature of flow media reaches predetermined value in solar energy heating circuit, stops solar energy heating The running in circuit, water tank heat exchange circuit can so prevent pipeline to be damaged because of freezing and expansion, and antifreeze operation is effectively performed and protects Shield.
Combination hot-water heating system according to the present utility model, is arranged temperature sensor in the heating loop, to detect The temperature of fluid in heating loop, fluid when environment temperature is lower than 0 DEG C, in starting tank hot water's heating circuit, heating loop Flowing, to utilize the heat of warm water in heat storage water tank, the temperature of interior flow media in heating water tank hot water heating circuit, heating loop Degree when the temperature of flow media reaches predetermined value in heating loop, stops the fortune of tank hot water's heating circuit, heating loop Make, can so pipeline be prevented to be damaged because of freezing and expansion, antifreeze running protection is effectively performed.
Detailed description of the invention
Fig. 1 is according to the structural block diagram of the combination hot-water heating system of the utility model one embodiment, wherein shown in thin arrow For water/flow direction of medium, block arrow is when providing a user hot water, and water (flow) direction, dotted arrow is heating water flow direction;
Fig. 2 is according to the structural block diagram of the combination hot-water heating system of the utility model another embodiment, wherein thin arrow institute It is shown as water/flow direction of medium, block arrow is water (flow) direction when providing a user hot water, and dotted arrow is heating water flowing side To.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model Limitation, on the contrary, the embodiments of the present invention include falling into owning within the scope of the spirit and intension of attached claims Variation, modification and equivalent.Term " first ", " second " etc. are used for description purposes only, and be should not be understood as indicating or be implied Relative importance should not be understood as limiting the present invention.
The combination hot-water heating system of the utility model embodiment is described below with reference to Fig. 1-Fig. 2.
Embodiment one: as shown in Figure 1, combination hot-water heating system described in the present embodiment includes solar thermal collector 01, the first water Pump 17, First Heat Exchanger 03, heat storage water tank 04, the second water pump 18, the second heat exchanger 06, third water pump 07, wall-hung boiler 08, heating Device 09, the first check valve 10, hot water outlet pipe 11, cold water inlet 12, electrically heated rod 15.
The wall-hung boiler 08 is the wall-hung boiler of common structure in the prior art, which has heating outlet 81, supplies Warm entrance 82, cold water inlet 83, hot water outlet 84.I.e. heating water by heating outlet 81 outflow wall-hung boilers, it is heated after by heating Entrance 82 flows into;Water flow is sent into wall-hung boiler by cold water inlet 83, is sent out after heated by hot water outlet 84.The hot water outlet pipe 11 connection hot water water spots, for example including Household sanitary water spot, water for washing vegetables point or wash one's hands with water spot etc., cold water inlet 12 are connected to external cold water watering place.The upper end of the heat storage water tank 04 is connected with radiator drain 13, under heat storage water tank 04 End is connected with water tank water inlet pipe 14.It is equipped with temperature sensor (not shown) in the heat storage water tank 04, to detect storage Water temperature in boiler.
The solar thermal collector 01, the first water pump 17, First Heat Exchanger 03 pass through pipeline connection, accommodate stream in pipeline Dynamic medium, forms solar energy heating circuit.The medium is existing common solar water heater heat-conducting medium, in the present embodiment Flow media is selected as water.I.e. under the action of the first water pump 17, water, which flows through after solar thermal collector 01 absorbs thermal energy, enters the One heat exchanger 03 discharges thermal energy, and the water after flowing through First Heat Exchanger 03 again flows into solar thermal collector 01 and heated.It is described Heat storage water tank 04, the second water pump 18, First Heat Exchanger 03 are connected to by water pipe, form water tank heat exchange circuit.That is heat storage water tank 04 Interior water is sent into First Heat Exchanger 03 under the action of the second water pump 18 and draws thermal energy, then sends the heat storage water tank 04 back to and store. As the auxiliary heating method of solar energy heating, at least one electrically heated rod 15, the present embodiment are set in the heat storage water tank 04 In in the upper and lower end of heat storage water tank 04, one electrically heated rod is respectively set.
Second heat exchanger 06, water tank water inlet pipe 14, heat storage water tank 04, radiator drain 13 are sequentially communicated to form water tank Hot water heating circuit, the third water pump 07, the first check valve 10 are set on tank hot water's heating circuit, and third water pump 07 is The running of tank hot water's heating circuit provides power, and the first check valve 10 ensures water (flow) direction.Hot water i.e. in heat storage water tank 04 Second heat exchanger 06 is sent by radiator drain 13 and discharges thermal energy, is flowed into heat storage water tank 04 after heat exchange.The radiator drain 13 are also connected to hot water outlet pipe 11 by 08 cold water inlet 83 of wall-hung boiler, hot water outlet 84, to provide a user hot water.The water Case water inlet pipe 14 is connected with cold water inlet 12, to guarantee moisture storage capacity appropriate in heat storage water tank 04.The wall-hung boiler 08 supplies Warm outlet 81, heater 09, the second heat exchanger 06, heating entrance 82 form heating loop, i.e. heating water exists by pipeline connection Second heat exchanger 06 absorbs thermal energy, is sent into heater 09 after flowing through wall-hung boiler 08, realizes heating, the water after flowing through heater 09 is again The second heat exchanger 06 is sent into be heated.
When needing to take hot water, the illustrated flow direction of block arrow as shown in figure 1 is the radiator drain 13 being connected, cold Upper end hot water in heat storage water tank 04 is sent to by water inlet 83, hot water outlet 84, hot water outlet pipe 11 uses water spot.Solar energy not It is able to satisfy the combustion gas that in the case where water, may be selected to heat or open using electrically heated rod 15 wall-hung boiler in heating heat storage water tank 04 The mode of heating.The water temperature in temperature sensor timely monitor heat storage water tank 04 in the heat storage water tank 04, to judge whether It needs to heat the water in heat storage water tank 04 by solar energy or electrically heated rod.When needing to heat, dotted arrow institute as shown in figure 1 Illustrate flow direction, heating loop and the running of tank hot water's heating circuit are added by the thermal energy using hot water in heat storage water tank 04 The heating water flowed in hot heating loop.When the thermal energy of water is not able to satisfy heat exchange demand in heat storage water tank 04, wall hanging can be opened Furnace directly heats the heating water flowed in heating loop by gas heating mode, is simultaneously stopped tank hot water's heating circuit Running.
Embodiment two: as shown in Fig. 2, combination hot-water heating system described in the present embodiment increases on the basis of the above embodiment 1 First triple valve 02, the second triple valve 05, second one-way valve 16.
Specifically, first triple valve 02 includes first interface 21, second interface 22, third interface 23.
The first interface 21 of first triple valve 02 is connected to radiator drain 13, and second interface 22 enters with wall-hung boiler cold water Mouth 83 is connected to, and third interface 23 is connected to hot water outlet pipe 11, and wall-hung boiler hot water outlet 84 is connected to hot water outlet pipe 11;Switching The first interface 21 and second interface 22 or conducting first interface 21 and third interface 23 of the first triple valve 02 is connected, with conducting The connection of radiator drain 13 and wall-hung boiler cold water inlet 83, hot water outlet 84, hot water outlet pipe 11, or water is directly connected The connection of case outlet pipe 13 and hot water outlet pipe 11.I.e. in supplying hot water, when the water temperature in heat storage water tank 04 is able to satisfy user's When hot water demand, first interface 21 and third interface 23 in the first triple valve 02 is connected, hot water in heat storage water tank 04 is direct It send to hot water outlet pipe 11;When the water temperature in heat storage water tank 04 is not able to satisfy the hot water demand of user, and need to start wall-hung boiler When heating, the first interface 21 and second interface 22 of the first triple valve 02 is connected, the water in heat storage water tank 04 is sent into wall-hung boiler It is heated, then is sent by hot water outlet 84 to hot water outlet pipe 11.
As shown in Fig. 2, second triple valve 05 includes first interface 51, second interface 52, third interface 53.
The first interface 51 of second triple valve 05 is connected to heater 09, and second interface 52 and the second heat exchanger 06 connect Logical, third interface 53 is connected to the heating entrance 82 of wall-hung boiler;The first interface 51 and second of the second triple valve of switched conductive 05 Interface 52 or conducting first interface 51 and third interface 53, the company of heater 09, the second heat exchanger 06, wall-hung boiler 08 is connected It connects, or the connection of heater 09 and wall-hung boiler 08 is directly connected.I.e. in heating, when the water temperature in heat storage water tank 04 is able to satisfy When the heat exchange demand of heating water, the first interface 51 and second interface 52 of the second triple valve 05 is connected, heating water is introduced the Two heat exchangers 06 draw thermal energy, flow through and are sent into heater 09 after wall-hung boiler and realize heating, at this time not starting state at wall-hung boiler;And When the water temperature in heat storage water tank 04 is not able to satisfy the heat exchange demand of heating water, then starts the gas heating mode of wall-hung boiler, lead Logical second triple valve, 05 first interface 51 and third interface 53, are sent directly into wall-hung boiler for heating water and heat, then by wall hanging The hot water outlet 84 of furnace is sent into heater 09 and realizes heating.
Second one-way valve 16 described in the present embodiment is arranged in parallel with the third water pump 07, need to infused into heat storage water tank 04 When water, the water of cold water inlet is sent into heat storage water tank 04 through second one-way valve 16, and water is avoided to flow through third water pump 07, such energy Third water pump 07 is effectively reduced to the resistance of water flow, increases water flow.
As advanced optimizing for the present embodiment, temperature sensor is set (in figure not on the solar energy heating circuit Display), with water temperature on monitoring circuit.When environment temperature is lower, at such as less than 0 DEG C, solar energy heating circuit, water tank heat exchange are returned Road operates simultaneously, the hot water in heat storage water tank 04 is introduced First Heat Exchanger 03, thus in heating solar heating circuit Flow media, when flow media reaches preset temperature value, such as 5 DEG C, then stop solar energy heating circuit and water tank heat exchange The running in circuit.It so can effectively prevent solar energy heating circuit, water tank heat exchange circuit to produce because of flow media icing in tube body The phenomenon that raw conduit failure.Temperature sensor (not shown) is set in the heating loop, to detect heating loop The temperature of middle heating water.When environment temperature is lower, at such as less than 0 DEG C, the same luck of tank hot water's heating circuit, heating loop Make, the hot water in heat storage water tank 04 is introduced into the second heat exchanger 06, so that the heating water in heating circuit, works as heating water When reaching preset temperature value, such as 5 DEG C, then stop the running of tank hot water's heating circuit, heating loop, so can effectively prevent Sealing case hot water heating circuit, heating loop realize each time because of the phenomenon that flow media freezes, generates conduit failure in tube body The antifreeze function on road.The water temperature in temperature sensor timely monitor heat storage water tank 04 in the heat storage water tank 04, to judge to be The no water for needing to heat in heat storage water tank 04.
As the accommodation of the present embodiment, the First Heat Exchanger 03 is set in heat storage water tank 04, improves heat exchange efficiency.This Embodiment is separately positioned using First Heat Exchanger 03 and heat storage water tank 04.
In addition, according to other compositions of the combination hot-water heating system of the utility model embodiment and operation for this field All be for technical staff it is known, be not described herein.

Claims (10)

1. a kind of combination hot-water heating system, which is characterized in that including solar thermal collector, the first water pump, First Heat Exchanger, water storage Case, the second water pump, hot water outlet pipe, cold water inlet, wall-hung boiler, the wall-hung boiler are equipped with cold water inlet, hot water outlet;
Wherein: the solar thermal collector, the first water pump, First Heat Exchanger pass through pipeline connection, and flowing is accommodated in pipeline and is situated between Matter forms solar energy heating circuit;
The heat storage water tank, the second water pump, First Heat Exchanger are connected to by water pipe, formation water tank heat exchange circuit, in heat storage water tank Water First Heat Exchanger heat exchange is sent under the action of the second water pump, then send the heat storage water tank back to;
The heat storage water tank is equipped with radiator drain and water tank water inlet pipe, and water tank water inlet pipe is connected to cold water inlet, and water tank goes out Water pipe is connected to hot water outlet pipe by the wall-hung boiler cold water inlet, hot water outlet.
2. combination hot-water heating system according to claim 1, it is characterised in that be provided at least one in the heat storage water tank A electrically heated rod.
3. combination hot-water heating system according to claim 1 or 2, it is characterised in that further include the second heat exchanger, third water pump, Heater, the first check valve, the wall-hung boiler are additionally provided with heating outlet, heating entrance;
Second heat exchanger, water tank water inlet pipe, heat storage water tank, radiator drain, which are sequentially communicated, to be formed tank hot water and heats back Road, the third water pump, the first check valve are set on tank hot water's heating circuit;
The wall-hung boiler, heating outlet, heater, the second heat exchanger, heating entrance form heating loop by pipeline connection.
4. combination hot-water heating system according to claim 3, it is characterised in that it further include the first triple valve, first threeway Valve includes the first, second and third interface;
The first interface of first triple valve is connected to radiator drain, and second interface is connected to wall-hung boiler cold water inlet, third Interface is connected to hot water outlet pipe, and wall-hung boiler hot water outlet is connected to hot water outlet pipe;
The first interface and second interface or conducting first interface and third interface of the first triple valve of switched conductive, water is connected The connection of case outlet pipe and wall-hung boiler cold water inlet, hot water outlet, hot water outlet pipe, or conducting radiator drain and hot water The connection of outlet pipe.
5. combination hot-water heating system according to claim 4, it is characterised in that it further include the second triple valve, second threeway Valve includes the first, second and third interface;
The first interface of second triple valve is connected to heater, and second interface is connected to the second heat exchanger, third interface and wall Hang the heating entrance connection of furnace;
The first interface and second interface or conducting first interface and third interface of the second triple valve of switched conductive, are taken with conducting The connection of warmer, the second heat exchanger, wall-hung boiler, or the connection of conducting heater and wall-hung boiler.
6. combination hot-water heating system according to claim 5, it is characterised in that further include second one-way valve, described second is unidirectional Valve is arranged in parallel with the third water pump, and the water of cold water inlet is introduced heat storage water tank.
7. combination hot-water heating system according to claim 5, it is characterised in that the First Heat Exchanger is set in heat storage water tank.
8. combination hot-water heating system according to claim 5, it is characterised in that temperature sensor is equipped in the heat storage water tank, To detect water temperature in heat storage water tank.
9. combination hot-water heating system according to claim 5, it is characterised in that temperature is arranged in the solar energy heating circuit Sensor is spent, to detect the temperature of fluid in solar energy heating circuit.
10. combination hot-water heating system according to claim 5, it is characterised in that temperature sensing is arranged in the heating loop Device, to detect the temperature of fluid in heating loop.
CN201820610864.9U 2018-04-26 2018-04-26 A kind of combination hot-water heating system Active CN208222627U (en)

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CN201820610864.9U CN208222627U (en) 2018-04-26 2018-04-26 A kind of combination hot-water heating system

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Application Number Priority Date Filing Date Title
CN201820610864.9U CN208222627U (en) 2018-04-26 2018-04-26 A kind of combination hot-water heating system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108458391A (en) * 2018-04-26 2018-08-28 广东顺德圣堡莱热能科技有限公司 A kind of combination hot-water heating system
CN110553307A (en) * 2019-08-14 2019-12-10 日出东方控股股份有限公司 heat storage type water heater and instant heating type water heater linkage system and control method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108458391A (en) * 2018-04-26 2018-08-28 广东顺德圣堡莱热能科技有限公司 A kind of combination hot-water heating system
CN110553307A (en) * 2019-08-14 2019-12-10 日出东方控股股份有限公司 heat storage type water heater and instant heating type water heater linkage system and control method thereof

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