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 PDFInfo
- 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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- Prior art keywords
- water
- heat exchanger
- domestic water
- domestic
- wall
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 267
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 53
- 239000000523 sample Substances 0.000 claims abstract description 41
- 239000008236 heating water Substances 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
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
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).
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110207248A true CN110207248A (en) | 2019-09-06 |
Family
ID=67779850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811249074.3A Pending 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110207248A (en) |
Cited By (3)
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| 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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