CN206831840U - Combustion heat-exchange system and there is its gas heater - Google Patents
Combustion heat-exchange system and there is its gas heater Download PDFInfo
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- CN206831840U CN206831840U CN201720328415.0U CN201720328415U CN206831840U CN 206831840 U CN206831840 U CN 206831840U CN 201720328415 U CN201720328415 U CN 201720328415U CN 206831840 U CN206831840 U CN 206831840U
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Abstract
The utility model discloses a kind of combustion heat-exchange system and there is its gas heater, the combustion heat-exchange system includes：Combustion chamber framework；Heat exchanger, the heat exchanger are located above the combustion chamber framework；For heating the burner of the heat exchanger, the burner is located in the combustion chamber framework and is spaced apart with the heat exchanger；Thermal insulation board, the thermal insulation board are located at least side of the burner and between the heat exchanger and the burners, and exhaust passage is limited between the thermal insulation board and the combustion chamber framework.According to the combustion heat-exchange system of the utility model embodiment, according to the combustion heat-exchange system of the utility model embodiment, by setting thermal insulation board in the upper end of burner, and by thermal insulation board and combustion chamber framework inwall arranged for interval, make to form air channel between thermal insulation board and combustion chamber framework inwall, realize effect of heat insulation.
Description
Technical field
Technical field of water heaters is the utility model is related to, more particularly, to a kind of combustion heat-exchange system and there is its
Gas heater.
Background technology
The combustion heat-exchange system of gas heater is mainly made up of burner assembly and heat exchanger, and connecting portion is combustion chamber
Framework and heat exchanger framework.The faying face of combustion chamber framework and heat exchanger framework is substantially flush with burner fire hole horizontal face.By
The radiations heat energy largely released can be such that framework surface temperature drastically raises when burning, easily burn, crumple or scaling loss is bad.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries
Go out a kind of combustion heat-exchange system, the structure of the combustion heat-exchange system is simple, service life length.
The utility model also proposes a kind of gas heater with above-mentioned combustion heat-exchange system.
According to the combustion heat-exchange system of the utility model first aspect embodiment, including：Combustion chamber framework；Heat exchanger, institute
Heat exchanger is stated to be located above the combustion chamber framework；For heating the burner of the heat exchanger, the burner is located at described
It is spaced apart in the framework of combustion chamber and with the heat exchanger；Thermal insulation board, the thermal insulation board be located at least side of the burner and
Between the heat exchanger and the burner, exhaust passage is limited between the thermal insulation board and the combustion chamber framework.
According to the combustion heat-exchange system of the utility model embodiment, by setting thermal insulation board in the upper end of burner, make every
Hot plate separates the flame above burner and at least a portion inwall of combustion chamber framework, realizes effect of heat insulation, and will be heat-insulated
Plate and combustion chamber framework inwall arranged for interval, make to form air channel between thermal insulation board and combustion chamber framework inwall, further realize every
Thermal effect, and then be advantageous to reduce the height of heat exchanger on this basis, increase the height of combustion chamber framework, so as to reduce copper material
The dosage of material, reduce production cost.
According to one embodiment of the present utility model, the lower end of the thermal insulation board and the upper surface periphery edge of the burner
Be connected and formed the annular plate for enclosing the upper surface periphery edge for being located at the burner.
According to one embodiment of the present utility model, the cross section of the burner and the combustion chamber framework is formed respectively
Rectangle, the thermal insulation board include：First thermal insulation board, first thermal insulation board are located at the upper end periphery of the burner along and with institute
The first side wall for stating combustion chamber framework is corresponding；Second thermal insulation board, second thermal insulation board are located at the upper end periphery of the burner
Along and it is corresponding with the second sidewall of the combustion chamber framework, the first side wall and the second sidewall are positioned opposite；3rd
Thermal insulation board, the 3rd thermal insulation board are located at the upper end periphery of the burner along and with the 3rd side wall phase of the combustion chamber framework
Corresponding, the 3rd side wall is adjacently positioned with the first side wall；4th thermal insulation board, the 4th thermal insulation board are located at the burning
The upper end periphery edge of device and, fourth side wall and the threeth side wall phase corresponding with the 4th side wall of the combustion chamber framework
To arrangement.
It is described according to one embodiment of the present utility model, in addition to for conveying the water inlet pipe of water to the heat exchanger
Circumferential disc of the water inlet pipe along the heat exchanger around.
Alternatively, the water inlet pipe is coiled in the number of turns of the heat exchanger more than or equal to a circle and less than two circles.Pass through
Thermal insulation board is set in combustion heat radiation risk region, height, the increase combustion chamber frame of heat exchanger can be reduced on this basis
The height of body and by water inlet pipe be coiled in heat exchanger the number of turns be reduced to more than or equal to one circle and less than two circle, do not influenceing
The dosage of the copper product of water inlet pipe 51 is reduced in the case of being preheated to water inlet, further reduces production cost.
Alternatively, the heat exchanger includes：Heat exchange fin；Heat exchanger tube, the heat exchanger tube is serpentine-like from bottom to up to pass through institute
State heat exchange fin and there is underlying entrance point and the port of export above, the entrance point connects with the water inlet pipe
Logical, the port of export is connected with outlet pipe.
Alternatively, the entrance point is located at the same side of the heat exchanger with the water inlet pipe.
Alternatively, the entrance point is located at the opposite sides of the heat exchanger with the water inlet pipe.
According to one embodiment of the present utility model, in addition to for conveying the wind of air into the combustion chamber framework
Machine, the air outlet of the blower fan turn on the air channel.
According to the gas heater of the utility model second aspect embodiment, including the burning according to above-described embodiment
Heat-exchange system.By using the combustion heat-exchange system, be advantageous to extend the service life of gas heater.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the front view according to the combustion heat-exchange system of the utility model one embodiment；
Fig. 2 is the rearview according to the combustion heat-exchange system of the utility model one embodiment；
Fig. 3 is the combustion chamber framework and burner, thermal insulation board according to the combustion heat-exchange system of the utility model embodiment
Schematic diagram after assembling；
Fig. 4 is the side view of the structure shown in Fig. 1；
Fig. 5 is side view of the structure shown in Fig. 1 in another direction.
Reference：
Combustion heat-exchange system 100,
Combustion chamber framework 10, combustion chamber 11,
Heat exchanger 20, heat exchange framework 21, heat exchange fin 22, heat exchange straight tube 23, bridge piece 24, entrance point 251, the port of export
252、
Burner 30,
Thermal insulation board 40, air channel 401, the first thermal insulation board 41, the second thermal insulation board 42, the 3rd thermal insulation board 43, the 4th thermal insulation board 44,
Water inlet pipe 51, outlet pipe 52,
Ignition electrode 70.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " length ", " width ", " thickness ", " on ", " under ",
"front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " axial direction ", " radial direction ", " circumference " etc. refer to
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to limitation of the present utility model.
The combustion heat-exchange system of gas heater is made up of burner assembly and heat exchanger, and connecting portion is combustion chamber framework
With heat exchanger framework.Wherein, the material of combustion chamber framework be galvanized sheet, the material of heat exchanger framework be copper.Combustion chamber framework with
The faying face of heat exchanger framework is substantially flush with burner fire hole horizontal face.Because the radiations heat energy largely released during burning can make
Framework surface temperature drastically raises, and easily burns, crumples or scaling loss is bad.
In order to prevent the generation of the above situation, correlation technique is made very high by what the height of heat exchanger framework was done, its height
Parcel scope covers combustion heat radiation risk region, and in the outer surface of whole framework around multi-turn water inlet pipe, with water inlet pipe
Water to be heated cools down framework surface.Due to the excessive height of heat exchanger framework, causing the copper product dosage of water inlet pipe increases,
So as to increase material cost.Furthermore because the rigidity of copper is poor, heat exchanger framework easily deforms.And due to water inlet pipe
Limited with the contact area of heat exchanger framework, cooling effect is limited, and cooling range is uneven.
Therefore, the utility model proposes a kind of combustion heat-exchange system and there is its gas heater.The combustion heat-exchange
The structure of system is simple, service life length.
Combustion heat-exchange system 100 below with reference to Fig. 1-Fig. 5 descriptions according to the utility model first aspect embodiment.
As Figure 1-Figure 5, included according to the combustion heat-exchange system 100 of the utility model embodiment：Combustion chamber framework 10,
Heat exchanger 20, burner 30 and thermal insulation board 40.
Heat exchanger 20 is located at the top of combustion chamber framework 10.Burner 30 is located in combustion chamber framework 10 and between heat exchanger 20
Separate, for heating heat exchanger 20.Thermal insulation board 40 is located at least side of burner 30 and positioned at heat exchanger 20 and burner 30
Between, i.e., in combustion heat radiation risk region, by least one of the upper space of burner 30 and combustion chamber framework 10
Inwall is divided to separate.Exhaust passage 401 is limited between thermal insulation board 40 and combustion chamber framework 10, for ventilating air, realizes heat-insulated effect
Fruit.
During work, the flame heat exchanging device 20 of the top of burner 30 heats, so that the water heating in heat exchanger 20.Due to
Thermal insulation board 40 is arranged on the upper end of burner 30, can be by the flame above burner 30 and at least one of combustion chamber framework 10
Divide inwall to separate, reach effect of heat insulation, along with the air gap between thermal insulation board 40 and combustion chamber framework 10, may further ensure that
Effect of heat insulation, so as to improve the harm of burning heat radiation.
According to the combustion heat-exchange system 100 of the utility model embodiment, by setting thermal insulation board in the upper end of burner 30
40, thermal insulation board 40 is separated the flame of the top of burner 30 and at least a portion inwall of combustion chamber framework 10, realize heat-insulated
Effect, and make thermal insulation board 40 and the inwall arranged for interval of combustion chamber framework 10 between thermal insulation board 40 and the inwall of combustion chamber framework 10
Air channel 401 is formed, further realizes effect of heat insulation, so as to improve the harm of burning heat radiation, and then is advantageous on this basis
Reduce the height of heat exchanger 20, increase the height of combustion chamber framework 10, so as to reduce the dosage of copper product, reduce production cost.
Therefore, the structure of the combustion heat-exchange system 100 is simple, service life length, and production cost is low.
According to one embodiment of the present utility model, combustion heat-exchange system 100 includes：Combustion chamber framework 10, burner 30,
Thermal insulation board 40, heat exchanger 20, ignition electrode 70.Heat exchanger 20 includes heat exchange framework 21, and heat exchange framework 21 is located at combustion chamber framework 10
Top and be hinged with the upper end of combustion chamber framework 10 or be threadedly coupled.Defined in combustion chamber framework 10 axially extending along its
Combustion chamber 11, " axial direction " here can refer to the above-below direction of combustion chamber framework 10 as shown in Figure 1.Burner 30 is arranged on
It is spaced apart in combustion chamber 11 and with heat exchange framework 21 in above-below direction.Ignition electrode 70 is arranged on burner 30 to realize igniting.
The upper end for being located at burner 30 is enclosed along being connected and being formed in the lower end of thermal insulation board 40 with the upper surface periphery of burner 30
The annular plate on face periphery edge.Thus, annular heat plate 40 is by the flame of the upper end of burner 30 and the internal perisporium of combustion chamber framework 10
Keep apart, prevent combustion chamber framework 10 by burning heat radiation.And annular heat plate 40 and the internal perisporium of combustion chamber framework 10
Annulus gap is limited, further reaches heat-insulated effect, extends the service life of combustion chamber framework 10.
As shown in figure 1, in some instances, the cross section of burner 30 and combustion chamber framework 10 forms rectangle respectively, every
Hot plate 40 includes：First thermal insulation board 41, the second thermal insulation board 42, the 3rd thermal insulation board 43 and the 4th thermal insulation board 44.
First thermal insulation board 41 be located at the upper end periphery of burner 30 along and it is corresponding with the first side wall of combustion chamber framework 10.This
In " the first side wall " can be combustion chamber framework 10 as shown in Figure 1 front side wall, the first thermal insulation board 41 is located at burner 30
Upper end is located at the periphery edge of front side and limits exhaust passage 401 with the front side wall of combustion chamber framework 10.
Second thermal insulation board 42 be located at the upper end periphery of burner 30 along and it is corresponding with the second sidewall of combustion chamber framework 10,
The first side wall is positioned opposite with second sidewall." second sidewall " is the rear wall of combustion chamber framework 10 as shown in Figure 2, second every
Hot plate 42 is located at the upper end of burner 30 and is located at the periphery edge of rear side and limits exhaust passage 401 with the rear wall of combustion chamber framework 10.
3rd thermal insulation board 43 be located at the upper end periphery of burner 30 along and it is corresponding with the 3rd side wall of combustion chamber framework 10,
3rd side wall is adjacently positioned with the first side wall." the 3rd side wall " is the left side wall of combustion chamber framework 10 as shown in Figure 4, the 3rd every
Hot plate 43 is located at the upper end of combustion chamber 11 and is located at the periphery edge in left side and limits exhaust passage 401 with the left side wall of combustion chamber framework 10.
4th thermal insulation board 44 be located at the upper end periphery of burner 30 along and it is corresponding with the 4th side wall of combustion chamber framework 10,
4th side wall and the 3rd side wall are positioned opposite." the 4th side wall " is the right side wall of combustion chamber framework 10 as shown in Figure 5, the 4th every
Hot plate 44 is located at the upper end of combustion chamber 11 and is located at the periphery edge on right side and limits exhaust passage 401 with the right side wall of combustion chamber framework 10.
By in the upper end periphery of burner 30 along setting four thermal insulation boards 40, and by each thermal insulation board 40 and combustion chamber frame
The corresponding side wall of body 10 is spaced apart, and ensures the use reliability of combustion chamber framework 10.
It is understood that the cross section of burner 30 and combustion chamber framework 10, which is formed, is not limited to rectangle, and burn
Device 30 and the shape of cross section of combustion chamber framework 10 can be with identical or different, on the other hand, the utility model does not limit.
As depicted in figs. 1 and 2, combustion heat-exchange system 100 also includes being used for the water inlet pipe 51 for conveying water to heat exchanger 20, enters
Water pipe 51 be made of copper product and along heat exchanger 20 circumferential disc around making the water in water inlet pipe 51 be changed with heat exchanger 20
Heat.Thus, heat exchanger 20 preheats to the water in water inlet pipe 51, improves the thermal efficiency, reduces heat loss.
There is multi-turn water inlet pipe in correlation technique but the combustion heat-exchange system without thermal insulation board has waste copper product, manufacturability
Difference, active area are uneven, can not intake the shortcomings of preheating.
The utility model is in the constant base in the top for ensureing heat exchanger 20 and the axial distance of the bottom of combustion chamber framework 10
On plinth, reduce the height of heat exchanger 20 and increase the height of combustion chamber framework 10, then water inlet pipe 51 is coiled in heat exchanger 20
The number of turns is reduced to more than or equal to a circle and less than two circles, while thermal insulation board 40 is set on burner 30, due to heat exchanger 20
Height is relatively low, the length of water inlet pipe 51 shortens, so as to reduce the use of copper product, reduce production cost.And thermal insulation board
40 are wrapped in combustion heat radiation risk region, realize effect of heat insulation, improve the harm of burning heat radiation, can avoid framework
Deformation, so as to enhance structural rigidity.
Shown as shown in Figure 1, Figure 3 and Figure 4, according to further embodiment of the present utility model, heat exchanger 20 includes：Heat exchange
Framework 21, heat exchange fin 22 and heat exchanger tube.Heat exchange framework 21, heat exchange fin 22 and heat exchanger tube are made of copper product.
The framework 21 that exchanges heat is arranged on the top of combustion chamber framework 10, and heat exchange fin 22 is located in heat exchange framework 21.Heat exchanger tube bag
Multiple heat exchange straight tubes 23 and multiple bridge pieces 24 are included, heat exchange straight tube 23 can be located in heat exchange fin in multilayer along the vertical direction
On 22, and bridge piece 24 is located at the end of heat exchange fin 22 so that two heat exchange straight tubes 23 to be connected.
That is, through heat exchange fin 22 and changed by heat exchange straight tube 23 and the snakelike heat exchange tube that bridge piece 24 is assembled into
Heat pipe has underlying entrance point 251 and the port of export 252 above.Entrance point 251 connects with water inlet pipe 51, outlet
End 252 is connected with outlet pipe 52.During work, entered by water inlet pipe 51 to heat exchanger tube water flowing, heat exchange fin 22 with the water in heat exchanger tube
Row heat exchange, the water after heating are discharged by outlet pipe 52.
Alternatively, entrance point 251 is located at the same side of heat exchanger 20 with water inlet pipe 51, and water inlet pipe 51 is coiled in heat exchanger 20
The number of turns be 1.For example, the water side of entrance point 251 and water inlet pipe 51 is respectively positioned on the right side of heat exchange framework 21, water inlet pipe 51 is from changing
The right side of hot device 20 connects along heat exchanger 20 circumferentially around after one week with entrance point 251.That is, before heat exchange framework 21
Side, left side, right side, rear side respectively coil one section of water inlet pipe 51.
In some optional embodiments, entrance point 251 is located at the opposite sides of heat exchanger 20, water inlet pipe with water inlet pipe 51
51 number of turns for being coiled in heat exchanger 20 are 1.5.As shown in Figure 1, Figure 2 and Figure 4, entrance point 251 and the port of export 252 are respectively positioned on heat exchange
The left side of device 20, water inlet pipe 51 are located at the right side of heat exchanger 20, and water inlet pipe 51 is from the right side of heat exchanger 20 along the week of heat exchanger 20
To rounding after half, connect around to the left side of heat exchanger 20 and with entrance point 251.That is, the front side of heat exchange framework 21,
One section of water inlet pipe 51 is respectively coiled on left side, right side, and rear side coils two-stage water pipe 51, and at a distance of nearer.
Thus, thermal insulation board 40 is set in combustion heat radiation risk region, heat exchanger 20 can be reduced on this basis
Highly, the number of turns for increasing the height of combustion chamber framework 10 and water inlet pipe 51 being coiled in heat exchanger 20 is reduced to and is more than or equal to
One encloses and less than two circles, the dosage of the copper product of reduction water inlet pipe 51 in the case where not influenceing to preheat water inlet, further drop
Low production cost.
According to one embodiment of the present utility model, combustion heat-exchange system 100 also includes being used for into combustion chamber framework 10
The blower fan (not shown) of air is conveyed, air outlet and the air channel 401 of blower fan turn on.Blower fan is in the air blast into combustion chamber framework 10
When, portion of air flows in air channel 401, so as to form air gap, further realizes effect of heat insulation.
Fig. 1-Fig. 5 shows a specific embodiment of combustion heat-exchange system 100, and combustion heat-exchange system 100 includes：Burning
Room framework 10,30, four thermal insulation boards 40 of burner, heat exchange framework 21, heat exchange fin 22, heat exchange straight tube 23, bridge piece 24, enter
Water pipe 51, outlet pipe 52.
Heat exchange straight tube 23 divides three layers to pass through the outer of heat exchange framework 21 through the heat exchange fin 22 in heat exchange framework 21 and both ends
Wall, every layer includes two to three.The water side of water inlet pipe 51 and the heat exchange straight tube 23 of the bottom connect, the water inlet end of outlet pipe 52
It is connected with the heat exchange straight tube 23 of the superiors, remaining heat exchange straight tube 23 is connected by bridge piece 24, is led to so as to form whole water
Road.Water inlet pipe 51 is coiled in outside heat exchange framework 21.
The front side of combustion chamber framework 10 and open upper end, the front side of combustion chamber framework 10 covered with cover plate and with combustion chamber frame
Body 10 is threadedly coupled, be hinged or welded to limit closed combustion chamber 11.Combustion chamber framework 10 is with the cover plate by zinc-plated
Plate material is made.Burner 30 is arranged on the bottom in combustion chamber framework 10, and its air inlet injection area divides gas with front installation
The nozzle location of bar corresponds.Igniter is arranged on the outside of the burner 30 in combustion chamber 11.
Four thermal insulation boards 40 are made up of stainless steel material and are respectively positioned at the first thermal insulation board 41 of front side, positioned at rear side
Second thermal insulation board 42, the 3rd thermal insulation board 43 positioned at left side, the 4th thermal insulation board 44 positioned at right side.Each thermal insulation board 40 and burning
The inwall of room 11 retains certain gap with ventilating air.
With the scheme phase to be cooled in correlation technique by water inlet pipe of the multiple-turns wound in heat exchange framework for heat exchange framework 21
Than on the basis of distance of the utility model between holding burner 30 to heat exchange fin 22 is constant, shortening heat exchange framework 21
Height, increase the height of combustion chamber framework 10, water inlet pipe 51 be changed to 01 sections of a circle or a circle, and in the inwall of combustion chamber 11
Surrounding increases thermal insulation board 40, so as to the ventilating air between the inwall of combustion chamber framework 10 and thermal insulation board 40, by heat radiation and burning
Room framework 10 completely cuts off, and protects combustion chamber framework 10.The use of copper product is this construction reduce, enhances overall structural rigidity；
The water inlet pipe 51 of one to two circles retained simultaneously preheats to inflow temperature, enhances the thermal efficiency, reduces heat loss, more
It is even, reliable.
Combustion heat-exchange according to above-described embodiment is included according to the gas heater of the utility model second aspect embodiment
System 100.Due to there is above-mentioned technique effect according to the combustion heat-exchange system 100 of the utility model embodiment, therefore according to this
The gas heater of utility model embodiment also has above-mentioned technique effect, i.e. the structure of the gas heater is simple, and structure is firm
Property good, service life length, production cost is low.
According to other compositions of the gas heater of the utility model embodiment and operate for ordinary skill
All it is known for personnel, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the present utility model.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
- A kind of 1. combustion heat-exchange system, it is characterised in that including：Combustion chamber framework；Heat exchanger, the heat exchanger are located above the combustion chamber framework；For heating the burner of the heat exchanger, the burner is located in the combustion chamber framework and between the heat exchanger Separate；Thermal insulation board, the thermal insulation board be located at least side of the burner and positioned at the heat exchanger and the burner it Between, limit exhaust passage between the thermal insulation board and the combustion chamber framework.
- 2. combustion heat-exchange system according to claim 1, it is characterised in that the lower end of the thermal insulation board and the burner Upper surface periphery enclose the annular plate on the upper surface periphery edge for being located at the burner along being connected and being formed.
- 3. combustion heat-exchange system according to claim 1 or 2, it is characterised in that the burner and the combustion chamber frame The cross section of body forms rectangle respectively, and the thermal insulation board includes：First thermal insulation board, first thermal insulation board be located at the upper end periphery of the burner along and with the combustion chamber framework the One side wall is corresponding；Second thermal insulation board, second thermal insulation board be located at the upper end periphery of the burner along and with the combustion chamber framework the Two side walls are corresponding, and the first side wall and the second sidewall are positioned opposite；3rd thermal insulation board, the 3rd thermal insulation board be located at the upper end periphery of the burner along and with the combustion chamber framework the Three side walls are corresponding, and the 3rd side wall is adjacently positioned with the first side wall；4th thermal insulation board, the 4th thermal insulation board be located at the upper end periphery of the burner along and with the combustion chamber framework the Four side walls are corresponding, and the 4th side wall and the 3rd side wall are positioned opposite.
- 4. combustion heat-exchange system according to claim 1, it is characterised in that also include being used to convey water to the heat exchanger Water inlet pipe, circumferential disc of the water inlet pipe along the heat exchanger around.
- 5. combustion heat-exchange system according to claim 4, it is characterised in that the water inlet pipe is coiled in the heat exchanger The number of turns is more than or equal to a circle and less than two circle.
- 6. the combustion heat-exchange system according to claim 4 or 5, it is characterised in that the heat exchanger includes：Heat exchange fin；Heat exchanger tube, the heat exchanger tube is serpentine-like from bottom to up to be passed through the heat exchange fin and has underlying entrance point and position The port of export in top, the entrance point connect with the water inlet pipe, and the port of export is connected with outlet pipe.
- 7. combustion heat-exchange system according to claim 6, it is characterised in that the entrance point is located at institute with the water inlet pipe State the same side of heat exchanger.
- 8. combustion heat-exchange system according to claim 6, it is characterised in that the entrance point is located at institute with the water inlet pipe State the opposite sides of heat exchanger.
- 9. combustion heat-exchange system according to claim 1, it is characterised in that also include being used for into the combustion chamber framework The blower fan of air is conveyed, the air outlet of the blower fan turns on the air channel.
- 10. a kind of gas heater, it is characterised in that including the combustion heat-exchange system according to any one of claim 1-9 System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328415.0U CN206831840U (en) | 2017-03-30 | 2017-03-30 | Combustion heat-exchange system and there is its gas heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328415.0U CN206831840U (en) | 2017-03-30 | 2017-03-30 | Combustion heat-exchange system and there is its gas heater |
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| CN206831840U true CN206831840U (en) | 2018-01-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662782A (en) * | 2017-03-30 | 2018-10-16 | 芜湖美的厨卫电器制造有限公司 | Combustion heat-exchange system and gas heater with it |
-
2017
- 2017-03-30 CN CN201720328415.0U patent/CN206831840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662782A (en) * | 2017-03-30 | 2018-10-16 | 芜湖美的厨卫电器制造有限公司 | Combustion heat-exchange system and gas heater with it |
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Effective date of registration: 20221228 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |