CN106595026A - Wall-mounted gas boiler, hot water supply system and control method - Google Patents
Wall-mounted gas boiler, hot water supply system and control method Download PDFInfo
- Publication number
- CN106595026A CN106595026A CN201610946731.4A CN201610946731A CN106595026A CN 106595026 A CN106595026 A CN 106595026A CN 201610946731 A CN201610946731 A CN 201610946731A CN 106595026 A CN106595026 A CN 106595026A
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- water
- outlet pipe
- inlet pipe
- current
- hot water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 257
- 238000000034 method Methods 0.000 title claims description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 130
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 49
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 48
- 239000003546 flue gas Substances 0.000 claims description 48
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000002737 fuel gas Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract 1
- 239000008236 heating water Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/107—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using fluid fuel
-
- 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
- F24D3/00—Hot-water central heating systems
- F24D3/08—Hot-water central heating systems in combination with systems for domestic hot-water supply
-
- 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
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1008—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system expansion tanks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
Abstract
The invention relates to a wall-mounted gas boiler comprising a heat exchanger, a first water inlet pipe, a first water outlet pipe, a second water inlet pipe and a second water outlet pipe. The heat exchanger comprises a first passage and a second passage which are used for carrying out heat exchange with smoke generated by gas combustion, and both the first passage and the second passage can allow a fluid to pass through and do not intercommunicate; the first water inlet pipe and the first water outlet pipe respectively communicate with two ends of the first passage to form a first heat supply unit; the second water inlet pipe and the second water outlet pipe respectively communicate with two ends of the second passage to form a second heat supply unit; and the first heat supply unit and the second heat supply unit can independently or simultaneously output a heat source. By using the wall-mounted gas boiler, hot water for heating and daily use can be simultaneously supplied, and the problems of insufficient heat exchange amount in a heating space and temperature reduction caused by overhigh water consumption of hot water for daily use are avoided.
Description
Technical field
The present invention relates to wall-hung boiler technical field, and in particular to a kind of burnt gas wall hanging furnace, hot water supply system and controlling party
Method.
Background technology
Conventional burnt gas wall hanging furnace has the dual work(for providing heating hot water and domestic hot-water with combustion gas as main energy sources, generally
Energy.Normally, according to seasonal variations, burnt gas wall hanging furnace can be with switching working mode.For example, in summer mode, fuel wall hanging
Stove heating function is closed, and it is only used for providing the user domestic hot-water；In the winter time during pattern, the heating function of burnt gas wall hanging furnace and
The function of providing domestic hot-water is opened, for heating and the need of domestic water.
But, in the winter time under pattern, it is preferential that the burnt gas wall hanging furnace commonly used at present is disposed as domestic hot-water, i.e. works as user
When needing domestic water, burnt gas wall hanging furnace is preferentially used for providing heat for domestic hot-water, and stops heating water.Work as user
When opening domestic water function overlong time or the excessive frequency, burnt gas wall hanging furnace cannot be taken into account needed for heating and domestic water, hold
Indoor heating shortage of heat is easily caused, room temperature declines, and to user uncomfortable experience is brought.
The content of the invention
In order to solve the problems referred to above of prior art presence, the invention provides a kind of burnt gas wall hanging furnace and the heat with it
Water supply system.Purpose is to enable burnt gas wall hanging furnace while providing for heating and hot water used in everyday, it is to avoid due to
The excessive problem for causing heating space heat exchange amount deficiency, temperature to reduce of amount of hot water used in everyday.
The technical solution adopted in the present invention is：
A kind of burnt gas wall hanging furnace, including：
Heat exchanger, the heat exchanger include the flue gas for producing with fuel gas buring carry out the first path of heat exchange and
Alternate path, first path can be enabled flow through with the alternate path and mutually do not connected；
First water inlet pipe and the first outlet pipe, first water inlet pipe and first outlet pipe are logical with described first respectively
The two ends on road are connected, and form the first heating unit；
Second water inlet pipe and the second outlet pipe, second water inlet pipe and second outlet pipe are logical with described second respectively
The two ends on road are connected, and form the second heating unit；
First heating unit and second heating unit can separately or simultaneously export thermal source.
Preferably, first heating unit provides the first current for heating, and first current to be heated lead to
Cross first water inlet pipe to flow into first path and exchanged heat with the flue gas, afterwards by the first outlet pipe stream
Go out；
Second heating unit provides the second current for using, and second current to be heated are by described the
Two water inlet pipes flow into the alternate path and are exchanged heat with the flue gas, are flowed out by second outlet pipe afterwards.
Preferably, also including inner tube, said inner tube includes first end and the second end, the first end and the described first water inlet
Pipe is connected, and second end is connected with first outlet pipe；Said inner tube forms current with first heating unit
Closed circuit；
A part of pipeline section on second water inlet pipe is configured to accommodate the outer tube that said inner tube is extended there through, institute
State between the inwall of outer tube and the outer wall of said inner tube sandwiched and form cavity, second current to be heated are into described the
Before two paths, can be exchanged heat by the cavity and with said inner tube.
Preferably, second end is connected with first outlet pipe by three-way valve, and the three-way valve can
Make first current in first outlet pipe that said inner tube is flowed out or flowed into along first outlet pipe.
Preferably, velocity fluctuation pump is provided with first water inlet pipe, the velocity fluctuation pump can change described first and supply
Flow rate of water flow in hot cell.
Preferably, the flow sensor for monitoring discharge, first water outlet are provided with second water inlet pipe
Be provided with the first temperature sensor for monitoring water temperature at pipe, second water outlet pipe part be provided with for monitor water temperature
Two temperature sensors.
Preferably, first path and the alternate path set gradually along the flow direction of the flue gas, make described
Flue gas first can be exchanged heat with first path, then be exchanged heat with the alternate path.
Preferably, the alternate path includes a plurality of heat exchanger tube being arranged in parallel, and a plurality of heat exchanger tube spread configuration
In the plane in vertical flow of flue gas direction, flowing through the fluid in the alternate path can be carried out point by a plurality of heat exchanger tube
Stream.
Preferably, first path is coiled structure；The heat exchanger is made up of copper material.
Preferably, first path and the alternate path are put into fork arrangement, to improve the heat exchanger with the cigarette
Heat exchange efficiency between gas.
A kind of hot water supply system, including described burnt gas wall hanging furnace.
A kind of control method of described hot water supply system, when including the three-way valve, first current, described
During the second current；
When only producing using hot water, second water inlet pipe is opened so that second current flow into described second
Water inlet pipe simultaneously carries out heat exchange intensification via the alternate path；Simultaneously second outlet pipe is opened, make described the after intensification
Two current can be flowed out by second outlet pipe；
When not only needing to produce using hot water but also need to produce heating hot water, first water inlet pipe and described the are opened
Two water inlet pipes, first current are by first water inlet pipe inflow, first path and with the flue gas heat exchange and described
Second current by second water inlet pipe flow into the alternate path and with the flue gas heat exchange；Also, adjust the triple valve
Door, first current is flowed out along first outlet pipe；Simultaneously second outlet pipe is opened, make the institute after intensification
Stating the second current can be flowed out by second outlet pipe.
Preferably, when the velocity fluctuation pump, said inner tube, the cavity is also included：
And when only producing using hot water, while first water inlet pipe is opened, adjust the three-way valve, make
First current flow into said inner tube, while adjusting the velocity fluctuation pump low cruise.
And when not only needing to produce using hot water but also need to produce heating hot water, opening the same of first water inlet pipe
When, adjust the velocity fluctuation pump and run with middle and high speed.
Preferably, described need produce the summer operation mould that the hot water supply system is corresponded to using the situation of hot water
Formula, it is described not only to need to produce using hot water but also need to produce the winter of the situation corresponding to the hot water supply system of heating hot water
Season mode of operation.
Beneficial effects of the present invention are：
1st, the burnt gas wall hanging furnace includes the heat exchanger with the first path and alternate path, first path and described
The flue gas that alternate path can be produced respectively with burning carries out heat exchange and does not mutually connect so that the first heating unit and second
Heating unit can separately or simultaneously export thermal source, thus be not in when first heating unit works,
Second heating unit quits work；Or when second heating unit works, first heating unit quits work
Problem, so as to ensure that burnt gas wall hanging furnace can be reached while the effect that provides thermal source for two kinds of different purposes.
2nd, the burnt gas wall hanging furnace also includes inner tube and the outer tube that is sheathed on outside said inner tube, and said inner tube is by described the
One heating unit connects to form water circulation loop so that, when second heating unit work and first heating unit
When not working, the first current in first heating unit are circulated in the water circulation loop, in said inner tube
Place, first current can carry out heat exchange with second current in the outer tube, can not only reduce described the
The temperature of one current, it is to avoid the first heating unit is heated continuously and the overheated problem of dry combustion method occurs, additionally it is possible to the outer tube
The second interior current are preheated, and so as to improve the leaving water temperature of second current, are strengthened the life of fuel wall hanging stove heat and are used
The ability of water, and combustion gas utilization ratio can be improved.
3rd, the hot water supply system can be provided separately and use hot water, or offer makes while heating hot water is provided
With hot water, it is prevented effectively from when excessive using hot-water consumption, heat exchange amount deficiency, the problem of temperature drop occurs in heating space.
4th, the control method of the hot water supply system is easily operated, ensure that the hot water supply system meets user
It is safe and reliable in the different demands of Various Seasonal.
Description of the drawings
Fig. 1 is the structural representation of burnt gas wall hanging furnace of the present invention；
Fig. 2 is the front view of heat exchanger of the present invention；
Fig. 3 is the right view of heat exchanger of the present invention；
Fig. 4 is the upward view of heat exchanger of the present invention.
In figure：1st, heat exchanger；2nd, the first water inlet pipe；3rd, the first outlet pipe；4th, the second water inlet pipe；5th, the second outlet pipe；6、
Inner tube；7th, outer tube；8th, three-way valve；9th, velocity fluctuation pump；10th, flow sensor；11st, the first path；12nd, alternate path；13rd,
One temperature sensor；14th, second temperature sensor；15th, heat exchanger tube；16th, blower fan；17th, gas ratio valve；18th, expansion tank.
Specific embodiment
For be expanded on further the present invention to reach technological means and effect that predetermined purpose is taken, below in conjunction with accompanying drawing with
And preferred embodiment, to the specific embodiment according to the present patent application, structure, feature and its effect, describe in detail as after.
In the description below, the special characteristic, structure or feature in one or more embodiments can be combined by any suitable form.
As shown in figure 1, this specific embodiment is related to a kind of burnt gas wall hanging furnace, including：
Heat exchanger 1, the heat exchanger 1 includes that the flue gas for producing with fuel gas buring carries out the first path of heat exchange
11 and alternate path 12, first path 11 can be enabled flow through with the alternate path 12 and mutually do not connected；
First water inlet pipe 2 and the first outlet pipe 3, first water inlet pipe 2 and first outlet pipe 3 are respectively with described
The two ends of one path 11 are connected, and form the first heating unit；
Second water inlet pipe 4 and the second outlet pipe 5, second water inlet pipe 4 and second outlet pipe 5 are respectively with described
The two ends of two paths 12 are connected, and form the second heating unit；
First heating unit and second heating unit can separately or simultaneously export thermal source.Fig. 1
The direction indication of middle hollow arrow is the flow direction of the flue gas.
The heat exchanger 1 is set to the form of binary channel, first path 11 and the alternate path 12 is divided
The flue gas directly not produced with burning carries out heat exchange, while in heating first path 11 and the alternate path 12
Fluid so that the first heating unit and the second heating unit can separately or simultaneously export thermal source.Therefore, will not
Occur when first heating unit works, second heating unit quits work；Or when the second heating unit work
When making, the out-of-work problem of first heating unit, so as to ensure that burnt gas wall hanging furnace can be reached simultaneously for two kinds of differences
Purpose the effect of sufficient thermal source is provided.
Used as a kind of preferably embodiment, first heating unit provides the first current for heating, to be heated
First current first path 11 is flowed into by first water inlet pipe 2 and is exchanged heat with the flue gas, afterwards
Flowed out by first outlet pipe 3；Second heating unit provides the second current for using, and to be heated described second
Current flow into the alternate path 12 and are exchanged heat with the flue gas by second water inlet pipe 4, afterwards by described second
Outlet pipe 5 flows out.Normally, main purpose of user when using burnt gas wall hanging furnace is to need using hot water and/or carry out
Heating, by first heating unit heating purpose is applied to, and second heating unit is applied to produce using the mesh of hot water
So that the burnt gas wall hanging furnace disclosure satisfy that user for needs while heating and domestic hot-water.
Used as a kind of preferably embodiment, the burnt gas wall hanging furnace also includes inner tube 6, and said inner tube 6 includes first end
With the second end, the first end is connected with first water inlet pipe 2, and second end is connected with first outlet pipe 3；
Said inner tube 6 forms water circulation loop with first heating unit；
A part of pipeline section on second water inlet pipe 4 is configured to accommodate the outer tube that said inner tube 6 is extended there through
7, sandwiched forms cavity between the inwall of the outer tube 7 and the outer wall of said inner tube 6, and second current to be heated are being entered
Before the alternate path 12, can be exchanged heat by the cavity and with said inner tube 6.Said inner tube 6 and the outer tube 7
The sleeve structure that formation is mutually arranged, inwall and the outer wall of said inner tube 6 of the outer tube 7 are oppositely arranged, therefore form described
Cavity, enables second current to pass through from the cavity.
In the case of second heating unit works and first heating unit is idle, described sleeve pipe structure
For preventing from occurring the overheated problem of local dry burning in first heating unit, while can also be to into the alternate path
Second current before 12, to be heated are preheated.Specifically, in the institute of water circulation loop internal circulation flow
The first current are stated after the heat exchange temperature-rise period of first path 11, said inner tube 6 is flowed into, is flowed with the cavity
Relatively low second current of temperature between exchange heat, reduce by first water flow temperature, second water flow temperature
Raise.First current after cooling back flow back into first path 11 along first water inlet pipe 2, enter and follow next time
Ring, the problem for so avoiding the part of first heating unit from being heated continuously and causing current boiling, shut down.Heat up
Second current afterwards enter the alternate path 12 along second water inlet pipe 4, by institute after being exchanged heat with the flue gas
State the second outlet pipe 5 to flow out, so that for users to use, the leaving water temperature of second current after preheating is higher, is conducive to
Improve described in fuel wall hanging stove heat using the ability of hot water, improve combustion gas utilization ratio.
Used as a kind of preferably embodiment, second end is connected with first outlet pipe 3 by three-way valve 8
Connect, the three-way valve 8 can change the flow direction of current in first outlet pipe 3, make described in first outlet pipe 3
First current flow out or flow into said inner tube 6 along first outlet pipe 3.First current are flowing through first water outlet
Different flow directions during pipe 3 correspond respectively to the different working condition of the burnt gas wall hanging furnace, the three-way valve 8 and fuel wall hanging
The corresponding relation of the specific works state of stove sees below literary preferred embodiment explanation.
As a kind of preferably embodiment, velocity fluctuation pump 9, the velocity fluctuation pump 9 are provided with first water inlet pipe 2
The flow rate of water flow in first heating unit can be changed.When need open heating function when, the velocity fluctuation pump 9 with,
High-speed cruising, the flow and flow velocity for making first current in first heating unit increases, and has in a large number so as to provide
First current of higher temperature are meeting heating requirement.When only need open system use hot water function, without the need for heating when, institute
Velocity fluctuation pump 9 is stated with low cruise, first current is made in first heating unit with less flow and less stream
Speed flowing, so that first current disclosure satisfy that the requirement of anti-dry, for having more for the selection of speed reason of velocity fluctuation pump 9
The description of body, is shown in the explanation of the control method in this specific embodiment with regard to the hot water supply system.The velocity fluctuation pump 9
Change the flow rate of water flow in first heating unit by changing rotating speed, in the present invention, the velocity fluctuation pump 9 is with low speed
Operation, the rotating speed for referring to the velocity fluctuation pump 9 is 900-1200rpm, when the velocity fluctuation pump 9 is run with middle and high speed, is referred to
The rotating speed for being the velocity fluctuation pump 9 is 1600-2400rpm.
As a kind of preferably embodiment, the flow for monitoring discharge is provided with second water inlet pipe 4 and is passed
Sensor 10, is provided with the first temperature sensor 13 for monitoring water temperature, second outlet pipe 5 at first outlet pipe 3
Place is provided with the second temperature sensor 14 for monitoring water temperature.The flow sensor 10 is used to detect the second heat supply list
The flow of inlet water signal of unit, the second temperature sensor 14 is used to detect the leaving water temperature signal of second heating unit,
With reference to water flow signal and leaving water temperature signal, the gas consumption of the gas heater can be controlled, so as to obtain
Water outlet is set to reach user temperature required.In the same manner, first temperature sensor 13 is used to conduct to be gone out by first heating unit
The water temperature signal of water, so as to the leaving water temperature for ensureing first heating unit can be adjusted to setting value.The sensor
Specific work process see below literary preferred embodiment explanation.
As a kind of preferably embodiment, the flowing of first path 11 and the alternate path 12 along the flue gas
Direction sets gradually, and enables the flue gas first to be exchanged heat with first path 11, then carries out with the alternate path 12
Heat exchange.First heating unit be used for heating water is provided, normally, heating water need carrying can with entirely treat heating
The heat that space is exchanged heat, therefore the required water yield is larger.At this preferably in embodiment, first path 11 first with
The flue gas is exchanged heat, and now the temperature of flue gas is higher, higher with the heat exchange efficiency between first path 11, is conducive to
The leaving water temperature of first heating unit is improved, the heating ability of burnt gas wall hanging furnace is improved.Hot water needed for routine use
The water yield is less, required water temperature is lower, therefore heats the heat needed for it less, makes to enter with the flue gas after the alternate path 12
Row heat exchange, you can meet the needs of hot water for life.
As in Figure 2-4, it is preferable that the alternate path 12 includes a plurality of heat exchanger tube 15 being arranged in parallel, and a plurality of institute
The spread configuration of heat exchanger tube 15 is stated in the plane in vertical flow of flue gas direction, flowing through fluid in the alternate path 12 can be by
The a plurality of heat exchanger tube 15 is shunted.Second current to be heated are further separated into a plurality of when into the alternate path 12
The heat exchanger tube 15, the fluid in a plurality of heat exchanger tube 15 can carry out heat exchange with flue gas simultaneously, not only increase
The heat exchange pipe range and heat exchange area of alternate path 12 are stated, the heat exchange efficiency of the alternate path 12 is effectively improved, while also causing
One-way process and flowing time of second current in the alternate path 12 shortens, so as to accelerate the alternate path 12
Go out the speed of hot water, to meet requirement of the user for the water outlet that is rapidly heated using hot water.It is further preferred that changing described in a plurality of
Heat pipe 15 be arranged in parallel.
Preferably, first path 11 is coiled structure, is conducive to increasing the heat-transfer surface of first path 11
Product so that first current for heating can fully be exchanged heat with flue gas, improves combustion gas energy utilization efficiency, and carries
The high heating leaving water temperature of first current, to improve heating effect.Preferably, the heat exchanger 1 is by copper material system
Into, radiating fin is preferably provided with the outside of first path 11 of the heat exchanger 1 and the pipeline of the alternate path 12, with
Further strengthen the heat transfer effect between current and flue gas.The radiating fin is also made up of copper material.Copper material thermal conductivity
Rate is higher, is conducive to improving the heat exchange efficiency of heat exchanger 1, and use cost is relatively low.
Preferably, first path 11 and the alternate path 12 are put along flow of flue gas direction into fork arrangement, to improve
Heat exchange efficiency between the heat exchanger 1 and the flue gas.More specifically, first path 11 and the edge of the alternate path 12
The flow direction of the flue gas is put into fork arrangement, it should be noted that when first path 11 is set to snakelike tubular structure,
Clearance space is accompanied between each adjacent tubular segments of first path 11, a plurality of heat exchanger tube 15 is empty with the interval respectively
Between be correspondingly arranged, as described fork row's arrangement (see Fig. 2-4).This kind of fork row's arrangement causes first path 11
Bigger disturbance can be produced to the flowing of the flue gas, reduce the flowing velocity of the flue gas with the alternate path 12, and
The flue gas is set more fully to be exchanged heat with first path 11 and the alternate path 12 respectively, so as to improve
The heat exchange efficiency of heat exchanger 1 is stated, the purpose of enhanced heat exchange is reached.
This specific embodiment further relates to a kind of hot water supply system, including described burnt gas wall hanging furnace.The hot water is supplied
Answer system also to include the heat-exchanger rig for carrying out heating heat-exchange, the heat-exchanger rig respectively with first outlet pipe 3 and institute
State the first water inlet pipe 2 to be connected, first current after heating up that are heated in first heating unit can flow into described
Heat-exchanger rig and with treat that heating space is exchanged heat, afterwards first heating unit is flowed back to by first water inlet pipe 2, realize
Heating cycle heat exchange.The heat-exchanger rig include but is not limited to fin, the fan coil that warms up etc..The hot water supply system
Can be provided separately and use hot water, or offer uses hot water while heating hot water is provided, and is prevented effectively from and is using hot water
When consumption is excessive, there is heat exchange amount deficiency, the problem of temperature drop in heating space.
This specific embodiment further relates to a kind of control method of described hot water supply system, when including the triple valve
When door 8, first current, second current；
When only producing using hot water, second water inlet pipe 4 is opened so that second current flow into described second
Water inlet pipe 4 simultaneously carries out heat exchange intensification via the alternate path 12；Simultaneously second outlet pipe 5 is opened, make the institute after intensification
Stating the second current can be flowed out by second outlet pipe 5；
When not only needing to produce using hot water but also need to produce heating hot water, first water inlet pipe 2 and described the are opened
Two water inlet pipes 4, first current first path 11 is flowed into by first water inlet pipe 2 and with the flue gas heat exchange and
Second current by second water inlet pipe 4 flow into the alternate path 12 and with the flue gas heat exchange；Also, adjust described
Three-way valve 8, first current are enable to flow out along first outlet pipe 3；Simultaneously second outlet pipe 5 is opened, made
Second current after intensification can be flowed out by second outlet pipe 5.
The hot water supply system mainly includes two kinds of working conditions as above, i.e. use heat when only needing to produce
Water, heating need not be carried out for seasonable, it is not necessary to make combustion gas sustained combustion, only when needing to use hot water can carry out combustion gas
Burning, so as to produce high-temperature flue gas, for heating second current.Now, it is preferable that adjust the three-way valve 8, make institute
State the first current and flow into said inner tube 6, while the low cruise of the velocity fluctuation pump 9 is adjusted, to prevent in first path 11
The overheated boiling by continuous heating of static current.Make the low cruise of the velocity fluctuation pump 9 so that said inner tube 6 and described
The water yield that flowing is circulated in first heating unit is less, its absorb heat it is less, the circulating water flow with the outer tube 7
When second current in interior cavity carry out heat exchange, temperature can be reduced quickly, and so as to reach overheated mesh is prevented
, while can ensure that second current in the alternate path 12 can absorb enough heats.Preferably, when both needing
Produce when needing to produce heating hot water again using hot water, while the first water inlet pipe 2 are opened, adjust the speed change
Water pump 9 is run with middle and high speed, the requirement of a large amount of hot water needed for meet heating.
Preferably, described need produce the summer operation mould that the hot water supply system is corresponded to using the situation of hot water
Formula, it is described not only to need to produce using hot water but also need to produce the winter of the situation corresponding to the hot water supply system of heating hot water
Season mode of operation.But the present invention will not need to be produced and be confined to summer using the situation of hot water, also both will not need to produce and use
Hot water needs the situation for producing heating hot water to be confined to winter again.
The operation principle and preferred embodiment of the present invention is described below：
Present invention solves the technical problem that being：
Pattern in the winter time, domestic hot-water's function of burnt gas wall hanging furnace and heating function can not start simultaneously, using life heat
During water, heating stops.If user is longer using the time of domestic hot-water or the frequency is more, wall-hung boiler is by long-time in life
Hot water conditions, it is impossible to provide enough thermic loads to room, room temperature can be reduced, and heating effect be affected, if the frequency is too many
Also room temperature can be made fluctuation occur, reduces thermal comfort
The beneficial effects of the present invention is：
Using double double passage heat exchanger 1, velocity fluctuation pump 9, sleeve structure, the wall-hung boiler is allow while providing life
Hot water and heating hot water, even if in the winter time pattern uses domestic hot-water, heating system also in operation, is carried so as to lasting to room
Heating load, reduces room temperature fluctuation, improves the thermal comfort of heating.Additionally, only needing to use domestic hot-water, without the need for heating
When, running water can be preheated.
A preferred embodiment of the present invention is：
The burnt gas wall hanging furnace is mainly by gas ratio valve 17, burner, heat exchanger 1, blower fan 16, velocity fluctuation pump 9, swelling water
Case 18, flow sensor 10, the first temperature sensor 13, second temperature sensor 14, triple valve, the first water inlet pipe 2, first go out
Water pipe 3, the second water inlet pipe 4, second outlet pipe 5 etc. are constituted.Wherein, the first water inlet pipe 2, expansion tank 18, velocity fluctuation pump 9, change
Hot device 1, triple valve, the composition heating system of the first outlet pipe 3.Second water inlet pipe 4, flow sensor 10, outer tube 7, heat exchanger 1,
Second outlet pipe 5 constitute hot water supply system, the first outlet pipe 3, velocity fluctuation pump 9, heat exchanger 1, the first water inlet pipe 2, triple valve,
Inner tube 6 constitutes interior circulation water system.
Above-mentioned heat exchanger 1 is double copper pipe copper fin heat exchanger 1, is put in fork arrangement along flow of flue gas direction, can be increased
Disturbance to the flue gas, enhanced heat exchange, the row of heat exchanger 1 time is heating water route, and upper row is domestic hot-water water route, domestic hot-water's water
Stream is parallel flow paths, and running water (the second current to be heated) can be shunted, and shortens operation length, quickly goes out heat
Water.
In summer mode, heating function is unavailable, and domestic hot-water's function can use.When there is domestic hot-water's demand, flow is passed
When sensor 10 detects water-flow signal and second temperature sensor 14 detects water temperature less than domestic hot-water's design temperature, blower fan 16
Operation, gas ratio valve 17 is opened, and system ignition, gas ratio valve 17 carries out ratio tune according to domestic hot-water's design temperature
Section.Running water is then flowed into from second water inlet pipe 4, successively Jing after flow sensor 10, outer tube 7 into the second of heat exchanger 1
Path 12, the heat absorbed in flue gas becomes high-temperature-hot-water, then the second outlet pipes of Jing 5 flow out, and provide the user domestic hot-water.For
The water in the heating water route of heat exchanger 1 is avoided to occur overheated, velocity fluctuation pump 9 is opened and with low cruise, triple valve is in life
Hot water conditions, i.e., described first outlet pipe 3 is connected with said inner tube 6, now the high-temperature-hot-water in the heating water route of heat exchanger 1 according to
It is secondary to flow through the first outlet pipe 3, triple valve, inner tube 6, the first water inlet pipe 2, then Jing velocity fluctuation pumps 9 flow back to heat exchanger 1.In inner tube 6
In, the heat of the high-temperature-hot-water in heating water route can be absorbed by running water, and the running water after preheating is again at alternate path 12 described in Jing
High-temperature flue gas heating, it is possible to obtain higher leaving water temperature, so as to improve the effect of water heating.
Pattern in the winter time, heating and domestic hot-water's function can use, and heating function acquiescence is opened, when the first temperature sensor
13 detect water temperature less than heating hot water design temperature when, velocity fluctuation pump 9, blower fan 16 run, and gas ratio valve 17 is opened, system
Ignition, gas ratio valve 17 carries out proportion adjustment according to heating design temperature.Now water pump high-speed cruising, triple valve is in
Heating state, i.e. heating outlet pipe is connected up and down.High-temperature-hot-water Jing first outlet pipes 3, triple valve in the heating water route of heat exchanger 1
Flow into afterwards to room radiating in the radiator in room, the low temperature heating water after radiating flows Jing after the first water inlet pipe 2, velocity fluctuation pump 9
Enter heat exchanger 1, absorb the heat in flue gas and become high-temperature-hot-water, then flow to room radiating, so circulation.In heating operation process
In burn away if domestic hot-water's demand, system, triple valve is still in heating state, but gas ratio valve 17 is according to life
Hot water design temperature carries out proportion adjustment.Running water is flowed into from second water inlet pipe 4, and Jing flow sensors 10, outer tube 7 are laggard
Enter the alternate path 12 of heat exchanger 1, the heat absorbed in flue gas becomes high-temperature-hot-water, then the second outlet pipes of Jing 5 flow out, meanwhile,
Heating water is still in circular flow.Due to domestic hot-water should be provided, heating hot water is provided again, system presses maximum fire burning
Possibly demand cannot be met, i.e., when gas ratio valve 17 reaches maximum, if domestic hot-water's leaving water temperature still not up to sets temperature
Degree, velocity fluctuation pump 9 starts reduction of speed, the heat that heating water absorbs is reduced, until domestic hot-water meets demand.When domestic hot-water's demand
At the end of, gas ratio valve 17 carries out proportion adjustment further according to heating design temperature, and system returns to normal heating state.
This method can simultaneously provide domestic hot-water and heating hot water, even if in the winter time pattern uses domestic hot-water,
Heating system also in operation, so as to continue to provide heat to room, reduces room temperature fluctuation, improves the thermal comfort of heating.
To sum up, skilled addressee readily understands that, on the premise of not conflicting, above-mentioned each advantageous manner can from
By combination, superposition.
The above, better embodiment only of the invention not does any pro forma restriction to the present invention.It is any
People can draw other various forms of products under the enlightenment of the present invention, however, making any change in its shape or structure
Change, it is every with technical scheme identical or similar to the present application, it is within the scope of the present invention.
Claims (14)
1. a kind of burnt gas wall hanging furnace, it is characterised in that include：
Heat exchanger (1), the heat exchanger (1) includes that the flue gas for producing with fuel gas buring carries out the first path of heat exchange
(11) and alternate path (12), first path (11) and the alternate path (12) can be enabled flow through and mutually not
Connection；
First water inlet pipe (2) and the first outlet pipe (3), first water inlet pipe (2) and first outlet pipe (3) respectively with institute
The two ends for stating the first path (11) are connected, and form the first heating unit；
Second water inlet pipe (4) and the second outlet pipe (5), second water inlet pipe (4) and second outlet pipe (5) respectively with institute
The two ends for stating alternate path (12) are connected, and form the second heating unit；
First heating unit and second heating unit can separately or simultaneously export thermal source.
2. burnt gas wall hanging furnace according to claim 1, it is characterised in that first heating unit is provided for heating
First current, first current to be heated by first water inlet pipe (2) flow into first path (11) and with institute
State flue gas to be exchanged heat, flowed out by first outlet pipe (3) afterwards；
Second heating unit provides the second current for using, and second current to be heated enter by described second
Water pipe (4) flows into the alternate path (12) and is exchanged heat with the flue gas, is flowed out by second outlet pipe (5) afterwards.
3. burnt gas wall hanging furnace according to claim 2, it is characterised in that also including inner tube (6), said inner tube (6) includes
First end and the second end, the first end is connected with first water inlet pipe (2), second end and first outlet pipe
(3) it is connected；Said inner tube (6) forms water circulation loop with first heating unit；
A part of pipeline section on second water inlet pipe (4) is configured to accommodate the outer tube that said inner tube (6) is extended there through
(7), sandwiched forms cavity, second current to be heated between the inwall of the outer tube (7) and the outer wall of said inner tube (6)
Before into the alternate path (12), can be exchanged heat by the cavity and with said inner tube (6).
4. burnt gas wall hanging furnace according to claim 3, it is characterised in that second end and first outlet pipe (3)
It is connected by three-way valve (8), the three-way valve (8) can make first current in first outlet pipe (3)
Said inner tube (6) is flowed out or flowed into along first outlet pipe (3).
5. the burnt gas wall hanging furnace according to any one of claim 1-4, it is characterised in that the first water inlet pipe (2) place sets
Velocity fluctuation pump (9) is equipped with, the velocity fluctuation pump (9) can change the flow rate of water flow in first heating unit.
6. the burnt gas wall hanging furnace according to any one of claim 1-5, it is characterised in that the second water inlet pipe (4) place sets
Be equipped with the flow sensor (10) for monitoring discharge, the first outlet pipe (3) place be provided with for monitor water temperature
One temperature sensor (13), the second outlet pipe (5) place is provided with the second temperature sensor (14) for monitoring water temperature.
7. the burnt gas wall hanging furnace according to any one of claim 1-6, it is characterised in that first path (11) and described
Alternate path (12) sets gradually along the flow direction of the flue gas, the flue gas is first entered with first path (11)
Row heat exchange, then exchanged heat with the alternate path (12).
8. the burnt gas wall hanging furnace according to any one of claim 1-7, it is characterised in that the alternate path (12) is including more
The heat exchanger tube (15) that bar is arranged in parallel, and a plurality of heat exchanger tube (15) spread configuration is in the plane in vertical flow of flue gas direction
On, flowing through the fluid in the alternate path (12) can be shunted by a plurality of heat exchanger tube (15).
9. the burnt gas wall hanging furnace according to any one of claim 1-8, it is characterised in that first path (11) is snakelike
Tubular structure；The heat exchanger (1) is made up of copper material.
10. the burnt gas wall hanging furnace according to any one of claim 1-9, it is characterised in that first path (11) and institute
State alternate path (12) to put into fork arrangement, to improve the heat exchange efficiency between the heat exchanger (1) and the flue gas.
11. a kind of hot water supply systems, it is characterised in that including the burnt gas wall hanging furnace described in any one of claim 1-10.
12. a kind of control methods of hot water supply system as claimed in claim 11, it is characterised in that when including the threeway
When valve (8), first current, second current；
When only producing using hot water, second water inlet pipe (4) is opened so that second current flow into described second and enter
Water pipe (4) simultaneously carries out heat exchange intensification via the alternate path (12)；Simultaneously second outlet pipe (5) is opened, after making intensification
Second current can be flowed out by second outlet pipe (5)；
When not only needing to produce using hot water but also need to produce heating hot water, first water inlet pipe (2) and described second are opened
Water inlet pipe (4), first current are flowed into first path (11) by first water inlet pipe (2) and are changed with the flue gas
Heat and second current by second water inlet pipe (4) flow into the alternate path (12) and with the flue gas heat exchange；And
And, adjust the three-way valve (8), first current is flowed out along first outlet pipe (3)；Open simultaneously described
Second outlet pipe (5), enables second current after intensification to be flowed out by second outlet pipe (5).
The control method of 13. hot water supply systems according to claim 12, it is characterised in that when also including the speed change
When water pump (9), said inner tube (6), the cavity：
And when only producing using hot water, while the first water inlet pipe (2) are opened, the adjustment three-way valve (8),
First current are made to flow into said inner tube (6), while adjusting the velocity fluctuation pump (9) low cruise；
And when not only needing to produce using hot water but also need to produce heating hot water, opening the same of first water inlet pipe (2)
When, adjust the velocity fluctuation pump (9) and run with middle and high speed.
The control method of 14. hot water supply systems according to claim 12 or 13, it is characterised in that described need are produced
Using hot water situation corresponding to the hot water supply system summer operation pattern, it is described not only need to produce using hot water but also
Need winter mode of operation of the situation corresponding to the hot water supply system for producing heating hot water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946731.4A CN106595026B (en) | 2016-10-26 | 2016-10-26 | Gas wall-mounted boiler, hot water supply system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946731.4A CN106595026B (en) | 2016-10-26 | 2016-10-26 | Gas wall-mounted boiler, hot water supply system and control method |
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| Publication Number | Publication Date |
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| CN106595026A true CN106595026A (en) | 2017-04-26 |
| CN106595026B CN106595026B (en) | 2022-01-28 |
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Cited By (7)
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| CN108278657A (en) * | 2018-01-27 | 2018-07-13 | 卫勇锋 | Constant pressure constant-temperature control method for wall-hung boiler heating system |
| CN108775617A (en) * | 2018-07-04 | 2018-11-09 | 阿诗丹顿燃具有限公司 | A kind of gas-heating water heater of anti-dry |
| CN110017595A (en) * | 2019-04-18 | 2019-07-16 | 广东万家乐燃气具有限公司 | Gas furnace |
| CN110207401A (en) * | 2019-05-23 | 2019-09-06 | 芜湖美的厨卫电器制造有限公司 | A kind of control method of telescopic wall-mounted stove, device and telescopic wall-mounted stove |
| CN110836414A (en) * | 2019-08-07 | 2020-02-25 | 青岛经济技术开发区海尔热水器有限公司 | Control method of gas heating and hot water supply equipment |
| CN112682789A (en) * | 2019-10-17 | 2021-04-20 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN114811947A (en) * | 2022-04-08 | 2022-07-29 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278657A (en) * | 2018-01-27 | 2018-07-13 | 卫勇锋 | Constant pressure constant-temperature control method for wall-hung boiler heating system |
| CN108775617A (en) * | 2018-07-04 | 2018-11-09 | 阿诗丹顿燃具有限公司 | A kind of gas-heating water heater of anti-dry |
| CN110017595A (en) * | 2019-04-18 | 2019-07-16 | 广东万家乐燃气具有限公司 | Gas furnace |
| CN110207401A (en) * | 2019-05-23 | 2019-09-06 | 芜湖美的厨卫电器制造有限公司 | A kind of control method of telescopic wall-mounted stove, device and telescopic wall-mounted stove |
| CN110836414A (en) * | 2019-08-07 | 2020-02-25 | 青岛经济技术开发区海尔热水器有限公司 | Control method of gas heating and hot water supply equipment |
| CN112682789A (en) * | 2019-10-17 | 2021-04-20 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN112682789B (en) * | 2019-10-17 | 2022-09-27 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN114811947A (en) * | 2022-04-08 | 2022-07-29 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
| CN114811947B (en) * | 2022-04-08 | 2024-04-12 | 广东万和新电气股份有限公司 | Control method of gas water heater and gas water heater |
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| CN106595026B (en) | 2022-01-28 |
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