CN110207248A - Water path system of wall-mounted boiler capable of preheating domestic water, wall-mounted boiler and control method of wall-mounted boiler - Google Patents

Water path system of wall-mounted boiler capable of preheating domestic water, wall-mounted boiler and control method of wall-mounted boiler Download PDF

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Publication number
CN110207248A
CN110207248A CN201811249074.3A CN201811249074A CN110207248A CN 110207248 A CN110207248 A CN 110207248A CN 201811249074 A CN201811249074 A CN 201811249074A CN 110207248 A CN110207248 A CN 110207248A
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CN
China
Prior art keywords
water
heat exchanger
domestic water
domestic
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811249074.3A
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Chinese (zh)
Inventor
付胜东
张强
王克军
仇明贵
潘叶江
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Vatti Co Ltd
Original Assignee
Vatti Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vatti Co Ltd filed Critical Vatti Co Ltd
Priority to CN201811249074.3A priority Critical patent/CN110207248A/en
Publication of CN110207248A publication Critical patent/CN110207248A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D15/00Other domestic- or space-heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems

Abstract

The invention discloses a waterway system of a wall-mounted furnace capable of preheating domestic water, which comprises a primary side heat exchanger, a heating circulating pipeline, a switch valve, a heat exchanger, a domestic water pipeline, a one-way valve, a domestic water inlet temperature probe and a direct-current water pump, wherein the primary side heat exchanger is connected with the heating circulating pipeline, one end of the heat exchanger is connected with one side of the heating circulating pipeline through the switch valve, the other end of the heat exchanger is connected with the other side of the heating circulating pipeline, the domestic water pipeline is connected with the heat exchanger, and the one-way valve, the domestic water inlet temperature probe and the direct-current water pump are all arranged on the domestic water pipeline; the invention also discloses the wall-mounted furnace and a control method thereof. The invention not only realizes the function of directly using warm water without discharging cold water reserved in the domestic water pipeline, but also saves water resources.

Description

The water circuit system, wall-hung boiler and its control method of the wall-hung boiler of domestic water can be preheated
Technical field
The invention belongs to wall-hung boiler technical fields, and in particular to one kind can preheat the water route system of the wall-hung boiler of domestic water System, wall-hung boiler and its control method.
Background technique
Existing wall-hung boiler is lacked in the presence of what cannot be preheated to domestic water in heating state or non-heating state It falls into;When every time use domestic water when, the water of domestic water line be all it is cool, need at this time will in domestic water line reserve Cold water discharge, could use the water to after wall hanging stove heating, so not only to cold water reserved in domestic water line Less than the effect of preheating, but also waste water resource.
Summary of the invention
In view of this, the main purpose of the present invention is to provide the water route systems that one kind can preheat the wall-hung boiler of domestic water System, solving wall-hung boiler in the prior art can not ask in heating operation or when without heating operation to what domestic water preheated Topic;The object of the invention is also to provide a kind of wall-hung boiler and its control methods.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows: a kind of wall hanging that can preheat domestic water The water circuit system of furnace, including primary side heat exchanger, heating circulation line, switch valve, heat exchanger, domestic water pipeline, check valve, Domestic water inflow temperature probe, DC water pump, the primary side heat exchanger are connect with heating circulation line, the heat exchanger One end is connected by the side of switch valve and heating circulation line, and the other side of the other end and heating circulation line connects, described Domestic water pipeline is connect with heat exchanger, and the check valve, domestic water inflow temperature probe, DC water pump are arranged at life With in water lines.
Preferably, the domestic water pipeline includes domestic water outlet pipeline, domestic water inlet pipeline, the heat exchange The water outlet of device pass sequentially through the domestic water outlet pipeline, check valve, domestic water inlet pipeline connection heat exchanger into Water end (W.E.) forms preheating water return loop.
Preferably, the domestic water inflow temperature probe, DC water pump are successively set on the water inlet end and list of heat exchanger To between valve.
Preferably, water flow sensing unit is additionally provided between the domestic water inflow temperature probe and DC water pump.
It preferably, further include domestic water leaving water temperature probe, the domestic water leaving water temperature probe setting is being changed Between the water outlet and check valve of hot device.
Preferably, the heating circulation line includes heating outlet pipeline, heating water return pipeline, the primary side heat exchanger Water outlet pass sequentially through it is described heating outlet pipeline, radiator, heating water return pipeline connection primary side heat exchanger water inlet end Form heating water return loop;Radiator is respectively arranged on the heating outlet pipeline, heating water return pipeline.
It preferably, further include exchange water pump, heating leaving water temperature probe, the exchange water pump is located at primary side heat exchanger Between water inlet end and heat exchanger and heating water return pipeline connectivity part, the heating leaving water temperature probe is arranged in primary side heat exchanger Water outlet and switch valve between.
It preferably, further include controller, the controller pops one's head in switch valve, domestic water inflow temperature respectively, lives It is popped one's head in and is connected with water leaving water temperature.
Preferably, the switch valve is electric T-shaped valve.
Preferably, the heat exchanger is plate heat exchanger.
Another technical solution of the invention is achieved in that a kind of wall-hung boiler, including furnace body, burner and above-mentioned The water circuit system of the wall-hung boiler of domestic water can be preheated, the burner and water circuit system are respectively arranged in the furnace body, institute State burner for for the water circuit system heating.
The third technical solution of the invention is achieved in that a kind of preheating control method of domestic water, this method Are as follows: when wall-hung boiler is in heating combustion state, and the coolant-temperature gage T3 of domestic water inflow temperature probe acquisition is less than default temperature When spending threshold value, the bypass of switch valve is opened, the water in domestic water preheating circuit is exchanged heat by heat exchanger, and DC water pump is opened Begin to run;When the coolant-temperature gage T3 of domestic water inflow temperature probe acquisition is more than or equal to preset temperature threshold and temperature drift When being worth the sum of Δ t, DC water pump operation stops, and cuts off the bypass of the switch valve.
Preferably, this method further include: when wall-hung boiler is not in heating combustion state, and domestic water water inlet temperature When the coolant-temperature gage T3 of degree probe acquisition is less than preset temperature threshold, opens the bypass of the switch valve and close the switch valve Main road exchanges water pump and DC water pump and starts simultaneously at operation, wall-hung boiler boiled water ignition, the water in domestic water preheating circuit It is exchanged heat by heat exchanger;When the domestic water inflow temperature probe acquisition coolant-temperature gage T3 be more than or equal to preset temperature and When the sum of temperature offset value Δ t, exchanges water pump and DC water pump operation stops, cutting off the bypass of the switch valve.
Compared with prior art, the present invention is when heating water return loop is in heating state, when domestic water inflow temperature When probe collects the water temperature in domestic water pipeline lower than preset temperature threshold, the bypass of switch valve is opened, to reach to life Apply flexibly the heat effect pre- at any time of water;When heating water return loop is in and does not heat state, when the domestic water inflow temperature is visited When head collects the water temperature in domestic water pipeline lower than preset temperature threshold, opens the bypass of switch valve and turn off the switch valve Main road, wall-hung boiler boiled water ignition, to reach the heat effect pre- at any time to domestic water;In this way, ought be used every time using life When water, the water of domestic water line be all it is warm, not only realize without will reserve in domestic water line cold water discharge, energy The effect of the enough warm water directly used, and also save water resource.
Detailed description of the invention
Fig. 1 is the water circuit system figure of the wall-hung boiler provided in an embodiment of the present invention for preheating domestic water;
Fig. 2 is the control of motor-driven valve in the water circuit system of the wall-hung boiler provided in an embodiment of the present invention for preheating domestic water Method schematic diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
One kind provided in an embodiment of the present invention can preheat the water circuit system of the wall-hung boiler of domestic water, including primary side heat exchange Device 10, heating circulation line, switch valve 11, heat exchanger 12, domestic water pipeline, check valve 13, domestic water inflow temperature are visited First 14, DC water pump 15, primary side heat exchanger 10 are connect with heating circulation line, one end of heat exchanger 12 by switch valve 11 with The side of heating circulation line connects, and the other side of the other end and heating circulation line connects, domestic water pipeline and heat exchanger 12 connections, check valve 13, domestic water inflow temperature probe 14, DC water pump 15 are arranged at water service pipe road;This is System is when heating water return loop is in heating state, when domestic water inflow temperature probe 14 collects in domestic water pipeline When water temperature is lower than preset temperature threshold, the bypass of switch valve is opened, to reach the heat effect pre- at any time to domestic water;In heating Water return loop is in when not heating state, when domestic water inflow temperature probe 14 collects water in domestic water pipeline When temperature is lower than preset temperature threshold, opens the bypass of switch valve 11 and turn off the switch the main road of valve 11, the igniting combustion of wall-hung boiler boiled water It burns, to reach the heat effect pre- at any time to domestic water;In this way, when using domestic water every time, the water of domestic water line All be it is warm, not only realize without will reserve in domestic water line cold water discharge, the work for the warm water that can directly use With, and also save water resource.
Further, domestic water pipeline includes domestic water outlet pipeline 16, domestic water inlet pipeline 17, heat exchanger 12 water outlet passes sequentially through the domestic water outlet pipeline 16, check valve 13, the connection heat exchange of domestic water inlet pipeline 17 The water inlet end of device 12 forms preheating water return loop.
Further, domestic water inflow temperature probe 14, DC water pump 15 are successively set on the water inlet end of heat exchanger 12 Between check valve 13.
Further, water flow sensing unit 18 is additionally provided between domestic water inflow temperature probe 14 and DC water pump 15.
It further, further include domestic water leaving water temperature probe 19,19 setting of domestic water leaving water temperature probe exists Between the water outlet and check valve 13 of heat exchanger 12.
Further, heating circulation line includes heating outlet pipeline 21, heating water return pipeline 22, primary side heat exchanger 10 Water outlet pass sequentially through the heating outlet pipeline 21, radiator 20, heating water return pipeline 22 be connected to primary side heat exchanger 10 Water inlet end formed heating water return loop;Radiator 20 is respectively arranged on heating outlet pipeline 21, heating water return pipeline 22.
It further, further include exchange water pump 23, heating leaving water temperature probe 24, exchange water pump 23 is located at primary side heat exchange Between the water inlet end and heat exchanger 12 and 22 connectivity part of heating water return pipeline of device 10, heating leaving water temperature probe 24 is arranged primary Between the water outlet and switch valve 11 of side heat exchanger 10.
It further, further include controller, the controller is popped one's head in switch valve 14, domestic water inflow temperature respectively 18,21 connection of domestic water leaving water temperature probe.
Further, switch valve 11 is electric T-shaped valve.
Further, heat exchanger 12 is plate heat exchanger.
A kind of wall-hung boiler provided in an embodiment of the present invention, including furnace body, burner and the above-mentioned domestic water that preheats The water circuit system of wall-hung boiler, the burner and water circuit system are respectively arranged in the furnace body, and the burner is used for as institute State water circuit system heating.
A kind of preheating control method of domestic water provided in an embodiment of the present invention, this method are as follows: supplied when wall-hung boiler is in Warm combustion state, and when the coolant-temperature gage T3 of 14 acquisition of domestic water inflow temperature probe is less than preset temperature threshold, unlatching is opened Close the bypass (at this point, the ball valve in electric T-shaped valve moves to P2 point from P3 point, as shown in Figure 2) of valve 11, domestic water preheating Water in circuit is exchanged heat by heat exchanger 12, and DC water pump 15 brings into operation;When the domestic water inflow temperature is popped one's head in (at this point, in electric T-shaped valve when the coolant-temperature gage T3 of 14 acquisitions is more than or equal to the sum of preset temperature threshold and temperature offset value Δ t Ball valve is moved to P3 point from P2, as shown in Figure 2), the operation of DC water pump 15 stops, and cuts off the bypass of the switch valve 11.
This method further include: when wall-hung boiler is not in heating combustion state, and domestic water inflow temperature probe When the coolant-temperature gage T3 of 14 acquisitions is less than preset temperature threshold, opens the bypass of the switch valve 11 and close the switch valve 11 Main road (at this point, the ball valve in electric T-shaped valve operates in P1 point, as shown in Figure 2), exchanges water pump 23 and DC water pump 15 simultaneously It brings into operation, wall-hung boiler boiled water ignition, the water in domestic water preheating circuit is exchanged heat by heat exchanger 12;When described (this when the coolant-temperature gage T3 of 14 acquisition of domestic water inflow temperature probe is more than or equal to the sum of preset temperature and temperature offset value Δ t When, the ball valve in electric T-shaped valve is moved to P3 point from P1, as shown in Figure 2), it exchanges water pump and DC water pump operation stops, cutting Break the bypass of the switch valve 11.
Wherein, judge the method that wall-hung boiler is in heating combustion state or the combustion state that do not heat are as follows: controller first acquires Whether the main road of switch valve is connected, for example on state, shows that wall-hung boiler is in heating combustion state;State is not turned on for example, Then show that wall-hung boiler is not in heating combustion state.
The present invention is used when wall-hung boiler is in heating combustion state when domestic water inflow temperature probe 14 collects life When water temperature in water lines is lower than preset temperature threshold, the bypass of switch valve is opened, to reach the preheating at any time to domestic water Effect;When wall-hung boiler is not in heating combustion state, when domestic water inflow temperature probe 14 collects domestic water When water temperature in pipeline is lower than preset temperature threshold, opens the bypass of switch valve 11 and turn off the switch the main road of valve 11, wall-hung boiler Boiled water ignition, to reach the heat effect pre- at any time to domestic water;In this way, life is used when using domestic water every time The water of waterpipe be all it is warm, not only realize without will reserve in domestic water line cold water discharge, can directly use Warm water effect, and also save water resource.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.

Claims (10)

1. the water circuit system that one kind can preheat the wall-hung boiler of domestic water, which is characterized in that including primary side heat exchanger (10), adopt Warm circulation line, switch valve (11), heat exchanger (12), domestic water pipeline, check valve (13), domestic water inflow temperature probe (14), DC water pump (15), the primary side heat exchanger (10) connect with heating circulation line, one end of the heat exchanger (12) It is connect by switch valve (11) with the side of heating circulation line, the other side connection of the other end and heating circulation line is described Domestic water pipeline is connect with heat exchanger (12), the check valve (13), domestic water inflow temperature probe (14), DC water pump (15) it is arranged at water service pipe road.
2. the water circuit system of the wall-hung boiler according to claim 1 for preheating domestic water, which is characterized in that the life It include domestic water outlet pipeline (16), domestic water inlet pipeline (17), the water outlet of the heat exchanger (12) with water lines Pass sequentially through the domestic water outlet pipeline (16), check valve (13), domestic water inlet pipeline (17) connection heat exchanger (12) water inlet end forms preheating water return loop.
3. the water circuit system of the wall-hung boiler according to claim 2 for preheating domestic water, which is characterized in that the life With water inflow temperature probe (14), DC water pump (15) be successively set on heat exchanger (12) water inlet end and check valve (13) it Between.
4. the water circuit system of the wall-hung boiler according to claim 3 for preheating domestic water, which is characterized in that the life Water flow sensing unit (18) are additionally provided with between water inflow temperature probe (14) and DC water pump (15).
5. the water circuit system of the wall-hung boiler according to claim 4 for preheating domestic water, which is characterized in that it further includes Domestic water leaving water temperature is popped one's head in (19), water outlet of domestic water leaving water temperature probe (19) setting in heat exchanger (12) Between check valve (13).
6. preheating the water circuit system of the wall-hung boiler of domestic water described in -5 any one according to claim 1, feature exists In the heating circulation line includes heating outlet pipeline (21), heating water return pipeline (22), the primary side heat exchanger (10) Water outlet pass sequentially through the heating outlet pipeline (21), radiator (20), heating water return pipeline (22) connection primary side change The water inlet end of hot device (10) forms heating water return loop;On the heating outlet pipeline (21), heating water return pipeline (22) respectively It is provided with radiator (20).
7. the water circuit system of the wall-hung boiler according to claim 6 for preheating domestic water, which is characterized in that further include handing over Flowing water pumps (23), heating leaving water temperature probe (24), and exchange water pump (23) is located at the water inlet end of primary side heat exchanger (10) Between heat exchanger (12) and heating water return pipeline (22) connectivity part, the heating leaving water temperature probe (24) is arranged in primary side Between the water outlet and switch valve (11) of heat exchanger (10).
8. a kind of wall-hung boiler, which is characterized in that including furnace body, burner and it is as claimed in any one of claims 1 to 7 can be pre- The water circuit system of the wall-hung boiler of hot domestic water, the burner and water circuit system are respectively arranged in the furnace body, the combustion Burner is used to heat for the water circuit system.
9. a kind of preheating control method of domestic water, which is characterized in that this method are as follows: when wall-hung boiler is in heating burning shape State, and domestic water inflow temperature probe (14) acquisition coolant-temperature gage T3 be less than preset temperature threshold when, open switch valve (11) bypass, the water in domestic water preheating circuit are exchanged heat by heat exchanger (12), and DC water pump (15) brings into operation; When the coolant-temperature gage T3 of domestic water inflow temperature probe (14) acquisition is more than or equal to preset temperature threshold and temperature offset value When the sum of Δ t, DC water pump (15) operation stops, and cuts off the bypass of the switch valve (11).
10. the preheating control method of domestic water according to claim 9, which is characterized in that this method further include: work as wall It hangs furnace and is not in heating combustion state, and the coolant-temperature gage T3 of domestic water inflow temperature probe (14) acquisition is less than default When temperature threshold, open the bypass of the switch valve (11) and close the main road of the switch valve (11), exchange water pump (23) and DC water pump (15) starts simultaneously at operation, wall-hung boiler boiled water ignition, and the water in domestic water preheating circuit passes through heat exchanger (12) it exchanges heat;When the coolant-temperature gage T3 of domestic water inflow temperature probe (14) acquisition is more than or equal to preset temperature and temperature When spending the sum of offset value delta t, exchanges water pump and DC water pump operation stops, cutting off the bypass of the switch valve (11).
CN201811249074.3A 2018-10-25 2018-10-25 Water path system of wall-mounted boiler capable of preheating domestic water, wall-mounted boiler and control method of wall-mounted boiler Pending CN110207248A (en)

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CN201811249074.3A CN110207248A (en) 2018-10-25 2018-10-25 Water path system of wall-mounted boiler capable of preheating domestic water, wall-mounted boiler and control method of wall-mounted boiler

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Application Number Priority Date Filing Date Title
CN201811249074.3A CN110207248A (en) 2018-10-25 2018-10-25 Water path system of wall-mounted boiler capable of preheating domestic water, wall-mounted boiler and control method of wall-mounted boiler

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111351119A (en) * 2020-03-02 2020-06-30 中山市力科电器有限公司 Intelligent zero-cold-water wall-mounted boiler and intelligent control method
CN112503779A (en) * 2020-12-16 2021-03-16 万家乐热能科技有限公司 Zero-cold-water wall-mounted furnace capable of improving pipeline adaptability and control method
CN114396518A (en) * 2021-10-22 2022-04-26 浙江春晖智能控制股份有限公司 Modularized water path of integrated water pump

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CN201233054Y (en) * 2008-06-17 2009-05-06 广东万家乐燃气具有限公司 Pre-warming and water supply system for multifunction wall hanging furnace
CN103557548A (en) * 2013-11-02 2014-02-05 浙江师范大学 Electric-heating heat-supplying and bathing dual-purpose wall-hung furnace
CN104373995A (en) * 2014-11-08 2015-02-25 肖元斌 Heat supplying and water heating device and system allowing to be switched alternately and wall-hanging stove
CN105003949A (en) * 2015-08-07 2015-10-28 万家乐热能科技有限公司 Plate exchange water path for gas heating wall-mounted boiler
CN206637825U (en) * 2017-03-24 2017-11-14 珠海格力电器股份有限公司 A kind of burnt gas wall hanging furnace
CN207599850U (en) * 2017-11-08 2018-07-10 科汉达(上海)能源科技有限公司 A kind of safe wall-hung boiler
CN108266789A (en) * 2018-02-10 2018-07-10 广东顺德圣堡莱热能科技有限公司 A kind of wall hanging furnace system
CN209147209U (en) * 2018-10-25 2019-07-23 华帝股份有限公司 Can preheat water channel system of hanging stove of domestic water and hanging stove thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201233054Y (en) * 2008-06-17 2009-05-06 广东万家乐燃气具有限公司 Pre-warming and water supply system for multifunction wall hanging furnace
CN103557548A (en) * 2013-11-02 2014-02-05 浙江师范大学 Electric-heating heat-supplying and bathing dual-purpose wall-hung furnace
CN104373995A (en) * 2014-11-08 2015-02-25 肖元斌 Heat supplying and water heating device and system allowing to be switched alternately and wall-hanging stove
CN105003949A (en) * 2015-08-07 2015-10-28 万家乐热能科技有限公司 Plate exchange water path for gas heating wall-mounted boiler
CN206637825U (en) * 2017-03-24 2017-11-14 珠海格力电器股份有限公司 A kind of burnt gas wall hanging furnace
CN207599850U (en) * 2017-11-08 2018-07-10 科汉达(上海)能源科技有限公司 A kind of safe wall-hung boiler
CN108266789A (en) * 2018-02-10 2018-07-10 广东顺德圣堡莱热能科技有限公司 A kind of wall hanging furnace system
CN209147209U (en) * 2018-10-25 2019-07-23 华帝股份有限公司 Can preheat water channel system of hanging stove of domestic water and hanging stove thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111351119A (en) * 2020-03-02 2020-06-30 中山市力科电器有限公司 Intelligent zero-cold-water wall-mounted boiler and intelligent control method
CN111351119B (en) * 2020-03-02 2021-07-23 中山市力科电器有限公司 Intelligent zero-cold-water wall-mounted boiler and intelligent control method
CN112503779A (en) * 2020-12-16 2021-03-16 万家乐热能科技有限公司 Zero-cold-water wall-mounted furnace capable of improving pipeline adaptability and control method
CN114396518A (en) * 2021-10-22 2022-04-26 浙江春晖智能控制股份有限公司 Modularized water path of integrated water pump
CN114396518B (en) * 2021-10-22 2023-08-15 浙江春晖智能控制股份有限公司 Modularized waterway integrated with water pump

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