CN206531059U - Burner and gas heater - Google Patents
Burner and gas heater Download PDFInfo
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- CN206531059U CN206531059U CN201720123081.3U CN201720123081U CN206531059U CN 206531059 U CN206531059 U CN 206531059U CN 201720123081 U CN201720123081 U CN 201720123081U CN 206531059 U CN206531059 U CN 206531059U
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Abstract
The utility model discloses a kind of burner and gas heater, wherein, the burner includes：Air duct is formed between multiple fire rows, fire row described at least two；The fire row has burning substrate；The burning substrate is provided with main burning hole；The burning substrate is additionally provided with auxiliary combustion hole in the downstream in the main burning hole；Length direction of at least one described auxiliary combustion hole along the burning substrate is arranged at least side in the main burning hole；The flame in the auxiliary combustion hole intersects with the flame in the main burning hole；Framework for installing the fire row.A kind of burner and gas heater disclosed in the utility model advantageously reduce flame height, are easy to manufacture, reduce cost.
Description
Technical field
The utility model is related to field of water heaters, more particularly to a kind of burner and gas heater.
Background technology
Premixed combustion refers to mix combustion gas and air in premix chamber, and mixed gas is fired on the burner
Burn.Non- all-premixing burner is a kind of pre-mixing type combustion apapratus more popularized in the market.Non- all-premixing burner is by adopting
With the burning fire row of stripe-arrangement, mixed once can be carried out with air before fuel gas buring, and fire is utilized when being burnt in fire row
The air that air duct between row is brought carries out secondary auxiliary combustion, so as to accelerate fuel gas buring speed.At present, gas is in fire
When row sprays burning, the flame height formed in fire row is higher, so as to need to design the peripheral frame height of higher burner, leads
Cause manufacturing cost higher.
In addition, existing fire row is complicated, materials are more, and processing technology is cumbersome, and this again results in processing cost increasing
Greatly.
Utility model content
In view of the above problems, the utility model is necessary to provide a kind of burner and gas heater, can at least solve
Certainly one of problem above.
The utility model is adopted the following technical scheme that：
A kind of burner, including：
Air duct is formed between multiple fire rows, fire row described at least two；The fire row has burning substrate；It is described
The substrate that burns is provided with main burning hole；The burning substrate is additionally provided with auxiliary combustion hole in the downstream in the main burning hole；At least one
Length direction of the individual auxiliary combustion hole along the burning substrate is arranged at least side in the main burning hole；The auxiliary
The flame of burner port intersects with the flame in the main burning hole；
Framework for installing the fire row.
As a preferred embodiment, length direction of the auxiliary combustion hole described at least two along the burning substrate
It is arranged at the both sides in the main burning hole.
As a preferred embodiment, being oppositely arranged positioned at the auxiliary combustion hole of main burning hole both sides.
As a preferred embodiment, the burning substrate has substrate surface；The burning substrate is provided with combustion
Burn platform；The main burning hole is arranged on the burning platform；The burning platform has platform surface；The substrate surface
It is arranged at the downstream of the platform surface.
As a preferred embodiment, the auxiliary combustion hole is arranged at the substrate surface and the platform surface
Between.
As a preferred embodiment, the burning direction on the burning substrate away from the fire row has been stamped and formed out
Multiple grooves；The bottom surface of the groove is the platform surface, and the auxiliary combustion hole is arranged on the side wall of the groove.
As a preferred embodiment, the auxiliary combustion hole for described in punching press during groove by the groove side wall
It is broken and is formed.
As a preferred embodiment, length direction of the multiple groove along the burning substrate is arranged, each
At least one described main burning hole is provided with the groove.
As a preferred embodiment, the fire row also includes along the burning direction in the burning substrates upstream
Gas mixed nub structure；The gas mixed nub structure can be by air and combustion gas mixing；The gas mixed nub structure is by gas distribution channel to the burning
Substrate conveys mixed gas.
The structure as a preferred embodiment, fire row is formed in one.
As a preferred embodiment, the fire row is a metallic plate punching press, bending and molding.
As a preferred embodiment, fire row is parallel to each other described at least two；Between the two neighboring fire row
With the air duct.
A kind of gas heater, including the as above burner described in any embodiment.
A kind of processing method of the fire row of burner as described above, the processing method comprises the following steps：
The metallic plate of punching press one；
Metallic plate after punching press described in bending forms the fire row.
As a preferred embodiment, the step of one metallic plate of punching press includes：
Symmetrical predetermined shape is stamped and formed out to the metallic plate；
Burner port is stamped and formed out to the intermediate region of the symmetrical predetermined shape；The burner port include main burning hole with
And auxiliary combustion hole；
Accordingly, the step of metallic plate after punching press described in the bending forms the fire row includes：
Metallic plate described in bending makes the symmetrical predetermined shape align to form gas mixed nub structure and gas distribution channel；It is described mixed
Depressed structure can be by air and combustion gas mixing；The gas mixed nub structure conveys mixed gas by the gas distribution channel to burner port.
As a preferred embodiment, the step of one metallic plate of punching press includes：
Burner port is stamped and formed out to the metallic plate；The burner port includes main burning hole and auxiliary combustion hole；
Symmetrical predetermined shape is stamped and formed out to the both sides of the burner port；
Accordingly, the step of metallic plate after punching press described in the bending forms the fire row includes：
Metallic plate described in bending makes the symmetrical predetermined shape align to form gas mixed nub structure and gas distribution channel；It is described mixed
Depressed structure can be by air and combustion gas mixing；The gas mixed nub structure conveys mixed gas by the gas distribution channel to burner port.
As a preferred embodiment, the direction of burner port described in punching press and the direction phase of predetermined shape described in punching press
Instead.
As a preferred embodiment, also including：
To the metallic plate shaping and/or trimming after punching press.
As a preferred embodiment, described include the step of be stamped and formed out the burner port：
Metallic plate described in punching press forms multiple grooves；The side wall of the groove breaks to form the auxiliary combustion in punching press
Hole；
Bottom punching to the groove forms main burning hole.
The beneficial effects of the utility model：
Burner provided by the utility model is by the way that auxiliary combustion hole (on the gas transmission direction of mixed gas) is located at
The downstream in main burning hole, and along it is described burning substrate length direction be located at main burning hole at least side, now, mixed gas
Different degrees of vortex can be formed with when spraying auxiliary combustion hole, the vortex can be involved in the air that air duct is provided, increased
The burning area of flame enrichment flame, due to the constancy of volume of the combustion flame in the case where power is certain, and then in increase burning area
In the case of the burning height of flame can reduce, therefore, burner of the present utility model can reduce the height of flame, and then drop
The height of low peripheral frame, saves manufacturing cost.
Meanwhile, length direction of the auxiliary combustion hole along the burning substrate is located at least side in main burning hole, so that auxiliary
The length direction arrangement of flame and main flame along burning substrate is helped, can also be increased with reference to the area of flame under this structure, from
And the flame of burner port, not only can be more preferable easily along the integral flame of length direction shape of burning substrate on burning substrate
Ground utilizes the air that air duct is provided, and also can more uniformly heat.
In addition, the fire row of this kind of structure can be structure as a whole, it is plastic by the metallic plate of pressing and bending one, so that
Manufacturing process is simple, saves manufacturing cost.Meanwhile, the fire row can be significantly reduced compared to existing more than ten grams of 1 weight reduction of fire row
Materials cost.
With reference to explanation hereinafter and accompanying drawing, particular implementation of the present utility model is disclose in detail, this practicality is specified
New principle can be in adopted mode.It should be understood that embodiment of the present utility model in scope not thus by
Limitation.In the range of the spirit and terms of appended claims, embodiment of the present utility model includes many changes, modifications
With it is equivalent.
The feature for describing and/or showing for a kind of embodiment can be in same or similar mode one or more
Used in individual other embodiment, it is combined with feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when being used herein, but simultaneously
It is not excluded for the presence or additional of one or more further features, one integral piece, step or component.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those skilled in the art, without having to pay creative labor,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the burner top view that a kind of embodiment of the utility model is provided；
Fig. 2 is Fig. 1 B-B sectional views；
Fig. 3 is Fig. 1 C-C sectional views；
Fig. 4 is the stereogram of the fire row in Fig. 1；
Fig. 5 is Fig. 4 side view；
Fig. 6 is Fig. 5 A-A sectional views；
Fig. 7 is Fig. 6 local I enlarged drawing；
Fig. 8 is Fig. 4 top view；
Fig. 9 is the top view of the burning substrate for the fire row that another embodiment is provided；
Figure 10 is Fig. 9 section B-B schematic diagram；
Figure 11 is the top view of the burning substrate for the fire row that another embodiment is provided；
Figure 12 is Figure 11 section B-B schematic diagram；
Figure 13 is the burning substrate cross-sectional view for the fire row that another embodiment is provided；
Figure 14 is the processing method flow chart for the fire row that a kind of embodiment of the utility model is provided；
Figure 15 is Figure 12 specific steps flow chart；
Figure 16 is Figure 13 step S120 specific steps flow chart；
Figure 17 is the machining sketch chart for the fire row that a kind of embodiment of the utility model is provided.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the utility model, below in conjunction with this reality
With the accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
Described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.Based on the utility model
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, should all belong to the scope of the utility model protection.
It should be noted that when element is referred to as " being arranged at " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is herein to be in term used in the description of the present utility model
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" bag
Include the arbitrary and all combination of one or more related Listed Items.
Fig. 1 to Figure 13 is refer to, a kind of burner 100 provided for a kind of embodiment of the utility model, including：It is multiple
Air duct 2 is formed between fire row 1, fire row 1 described at least two；The fire row 1 has burning substrate 11；The combustion radicals
Plate 11 is provided with main burning hole 13；The burning substrate 11 is additionally provided with auxiliary combustion hole 15 in the downstream in the main burning hole 13；Extremely
Length direction of few auxiliary combustion hole 15 along the burning substrate 11 is arranged at least the one of the main burning hole 13
Side；The flame in the auxiliary combustion hole 15 intersects with the flame in the main burning hole 13；Framework 3 for installing the fire row 1.
When in use, the mixed gas of combustion gas and air is supplied to the burning substrate 11 of fire row 1, and on burning substrate 11
Burnt.Wherein, mixed gas (can also by auxiliary combustion hole 15 (being referred to as aiding in fire hole) and main burning hole 13
Referred to as main fire hole) burning is discharged, the flame in the auxiliary combustion hole 15 intersects with the flame in the main burning hole 13.Wherein, it is auxiliary
Combustion-supporting hole burning 15 (on gas transmission direction of mixed gas) be located at main burning hole 13 downstream, and along it is described burning substrate 11 length
At least side that direction is located at main burning hole 13 is spent, now, mixed gas can be formed with different journeys when spraying auxiliary combustion hole 15
The vortex of degree, the vortex can be involved in the air that air duct 2 is provided, and increase the burning area of flame, due in power one
The constancy of volume of combustion flame in the case of fixed, and then the burning height of flame can be reduced in the case where increasing burning area,
Therefore, the burner of present embodiment can reduce the height of flame, and then reduce the height of peripheral frame 4, save manufacturing cost.
Meanwhile, length direction of the auxiliary combustion hole 15 along the burning substrate 11 is located at least side in main burning hole 13,
So as to aid in the length direction arrangement of flame and main flame along burning substrate 11, also can with reference to the area of flame under this structure
Increase, so that the easy integral flame of length direction shape along the substrate that burns of the flame of burner port on burning substrate, not only
The air that air duct is provided can be better profited from, also can more uniformly be heated.
In addition, the fire row 1 of this kind of structure can be structure as a whole, its be by the metallic plate of pressing and bending one it is plastic, from
And manufacturing process is simple, manufacturing cost is saved.Meanwhile, the fire row 1, can be notable compared to existing more than ten grams of 1 weight reduction of fire row
Reduce materials cost.
In the present embodiment, the mixed gas that burning substrate 11 upstream transmission is come can burner port (main burning hole 13 with
And auxiliary fire hole 15) place burnt and form flame.Wherein, auxiliary combustion hole 15 is located at the downstream in main burning hole 13, can be with
It is interpreted as, along along the conveying direction of fuel gas, auxiliary combustion hole 15 is located at the downstream in main burning hole 13.In addition, burning substrate
Can also possess burning direction F as shown in Figure 7 on 11, along from the point of view of the burning direction of burning substrate 11, auxiliary combustion hole 15 is same
Sample is located at the downstream in main burning hole 13.
In the present embodiment, length direction of the auxiliary combustion hole 15 described at least two along the burning substrate 11 is set
Both sides in the main burning hole 13.Wherein, burning substrate 11 generally strip, width phase of its width substantially with fire row 1
Unanimously.At least two auxiliary combustion holes 15 are arranged in the both sides in main burning hole 13, with the air phase interaction provided with air duct 2
With the burning area of increase flame, so as to force down flame.
In the present embodiment, the flame in auxiliary combustion hole 15 can be configured to intersect with the flame in main burning hole 13,
It can be embodied as：Auxiliary combustion hole 15 positioned at the both sides of main burning hole 13 can be set in face of the flame in main burning hole 13, so that
Obtain after mixed gas flows out through auxiliary combustion hole 15 and intersect in the direction of the air flow after being flowed out through main burning hole 13, and then form phase
The flame of friendship, may finally realize the effect suppressed from flame.Wherein, the auxiliary combustion hole 15 positioned at the both sides of main burning hole 13 can be with
Relative (alignment) is set, and can also mutually be staggered, be even partially overlapped, the utility model is not restricted.
Preferably, being oppositely arranged positioned at the auxiliary combustion hole 15 of the both sides of main burning hole 13.The auxiliary combustion
The flame in hole 15 intersects with the flame in the main burning hole 13.The main flame and the auxiliary flame can be caused by being arranged such
It is intersecting, that is, form flame and liquidate phenomenon.
Specifically, the air-flow for flowing through main burning hole 13 can be the first air-flow, the fire produced during first gas stream burning
Flame can be the main flame；The air-flow for flowing through auxiliary combustion hole 15 can be the second air-flow, be produced during second gas stream burning
Raw flame can be the auxiliary flame.Intersect in the direction of first air-flow and second air-flow so that the main fire
Flame and the auxiliary flame are intersecting, that is, form flame and liquidate phenomenon, and then reduce the height of flame.
Meanwhile, the position of main flame and auxiliary flame staggeredly (intersecting), can be in two flame portions in the present embodiment
Adjacent interface, due to the diffusion and exchange of fluid can be formed between the fluid of combustion boundary combustion product so that burning exists
Periphery is spread, so as to have also been enlarged burning area under the conditions of identical outlet, not only reduces the burning height of main flame, together
When also by reduce combustion intensity further reduce flame height.
In the present embodiment, fire row 1 can be made of metal material, such as, the material of fire row 1 can for aluminium or
Person's stainless steel.The structure preferably, fire row 1 is formed in one.The fire row 1 is molded for a metallic plate pressing and bending.Wherein,
Fire row 1 has burning substrate 11, and burning substrate 11 can be that the subregion after sheet metal bent is formed.
As shown in Figure 1 to Figure 3, multiple fire rows 1 are installed on framework.Air is provided between at least two fire rows 1 to lead to
Road 2, the mixed gas for being delivered to burning substrate 11 is burnt on substrate.Fire row 1 is parallel to each other described at least two；It is adjacent
There is the air duct 2 between two fire rows 1.
In the present embodiment, the shape in main burning hole 13 and/or auxiliary combustion hole 15 have it is a variety of, wherein, main burning
Hole 13 and/or auxiliary combustion hole 15 can be selected from elongate holes, circular port, polygonal holes or irregular shape hole.Inventor passes through
Research finds that when in main burning hole 13 and auxiliary combustion hole 15 being elongate holes, the combustion efficiency of burner 10 can reach
Most preferably.
Also referring to Fig. 4 to Fig. 8, the burning substrate 11 can have substrate surface 17；The burning substrate 11 is set
It is equipped with burning platform 21；The main burning hole 13 is arranged on the burning platform 21；The burning platform 21 has platform table
Face 25；The substrate surface 17 is arranged at the downstream of the platform surface 25.Wherein, burning substrate 11 has back to substrate surface
17 substrate air inlet face 19.Fuel gas enters burning shape from substrate air inlet face 19 through burning substrate 11 to substrate combustion front
State.Substrate surface 17 and/or substrate air inlet face 19 can be plane, can also be curved surface, and the utility model is not restricted.
Burning substrate 11 can be provided with least one burning platform 21, and main burning hole 13 is opened on burning platform 21.
The platform 21 that burns has the platform surface 25 and the platform air inlet face 27 back to the main flame towards the main flame.It is described flat
Platform surface 25 (along burning direction F) is arranged on the upstream of substrate surface 17.In the present embodiment, by being set on burning substrate 11
The burning platform 21 with main burning hole 13 is put, realizes and main burning hole 13 is set on burning substrate.
In the present embodiment, platform surface 25 is arranged on the upstream of the substrate surface 17 along the burning direction F, such as
This setting can realize that main burning hole 13 is arranged on the upstream in auxiliary combustion hole 15, i.e. auxiliary combustion hole along the burning direction F
15 are located at the downstream in main burning hole 13 along the burning direction F.Because the scale of main flame is more than the scale of auxiliary flame so that
Auxiliary combustion hole 15 is arranged on into the downstream in main burning hole 13 to may be easy to intersect between auxiliary flame and main flame, flame is produced
Liquidate.Specifically, the position that burning platform 21 can be closed on burning substrate 11 sets auxiliary combustion hole 15.
In an embodiment of the present utility model, the auxiliary combustion hole is arranged at the substrate surface and put down with described
Between platform surface.Because gas transmission direction (the burning direction F) of the platform surface 25 along fuel gas is located at substrate surface 17
Upstream so that there is certain space between platform surface 25 and substrate surface 17.Auxiliary combustion hole 15 is arranged on platform table
Between face 25 and substrate surface 17 so that auxiliary combustion hole 15 more connects with the main burning hole 13 being arranged on burning platform 21
Closely, be conducive to main flame and auxiliary flame intersect.
Furthermore, the space between platform surface 25 and substrate surface 17 is in platform surface 25 along the burning direction F
Downstream, is introduced by above, the auxiliary combustion hole 15 formed in the space, can by auxiliary combustion hole 15 towards main burning hole 13 or
Main flame, further promotes auxiliary flame to intersect with main flame, produces the effect that flame liquidates.In the present embodiment, aid in
The quantity of burner port 15 can be multiple.Specifically, being exemplified as：If the quantity in auxiliary combustion hole 15 is two, it can be phase
To the bar hole for the both sides for being arranged on burning platform 21, if the quantity in auxiliary combustion hole 15 is three, it can be to be arranged on combustion
Burn a bar hole of the side of platform 21 (main burning hole) and be oppositely arranged on two bar shapeds of the burning opposite side of platform 21
Hole.Greater number of situation is repeated no more.
In the present embodiment, burning platform 21 can pass through connecting portion (not indicating) connection burning substrate 11.Wherein, institute
Auxiliary combustion hole 15 can be set by stating on connecting portion.Auxiliary combustion hole 15 quantity for it is multiple when, the connecting portion can be by
Adjacent auxiliary combustion hole 15 is spaced apart.The connecting portion can also play a part of being oriented to for main flame, i.e., from main burning hole
The mixed gas of 13 outflows can move along connecting portion during burning, realize that main flame is more concentrated, it is possible to reduce heat
The loss of energy.
It should be noted that burning platform 21 can be structure as a whole with burning substrate 11, such as, burning platform 21 is portion
Divided combustion substrate 11 is stamped and formed out；Burning platform 21 can also be formed by connecting for different parts with burning substrate 11, such as both
Can be by being welded to connect.In addition, burning platform 21 can be arranged in parallel with burning substrate 11, can also be not parallel to each other setting.
Such as, burn the generally flat board of substrate 11, and burning platform 21 is similarly a flat board, and burning platform 21 can be (in scope of readers pair
During Fig. 7) it is located at the lower section of burning substrate 11 in height and parallel with burning substrate 11, or, burning platform 21 and combustion radicals
Plate 11 is in a certain angle to be set, and the utility model not and is particularly limited.
In one embodiment, it is described burning substrate 11 on away from the fire row 1 burning direction be stamped and formed out it is multiple
Groove 20；The bottom surface of the groove 20 is the platform surface 17, and the auxiliary combustion hole 15 is arranged at the side of the groove 20
On wall.Now, the bottom wall of groove 20 is formed as the platform 21 that burns.In this embodiment, burning substrate 11 and burning platform 21
It is structure as a whole, is plastic by punching press, quite convenient for processing.
In the present embodiment, the shape of groove 20 can have a variety of, such as cylinder shape groove, prismatic grooves, circle
Bench-type groove or irregular groove (as shown in Figure 9, Figure 10).Wherein, for ease of opening up and punching press, groove 20 is preferably to grow
Cube shape, now, the bottom wall of groove 20 are parallel with burning substrate 11.
As shown in fig. 7, the auxiliary combustion hole 15 for described in punching press during groove 20 by the side wall fracture of the groove 20
Formed.Two auxiliary combustion holes 15 are located on the relative two side wall of groove 20, and the side wall that the another two of groove 20 is relative will
Burning platform 21 (bottom wall of groove 20) is connected with burning substrate 11 and auxiliary flame is oriented to, it can be seen that groove 20
The relative side wall of another two is above-mentioned connecting portion.
Auxiliary combustion hole 15 is located between burning substrate 11 and burning platform 21, substrate 11 (substrate air inlet face) shape of burning
The retaining wall of mixed gas is flowed out into auxiliary combustion hole 15, the retaining wall is formed to the flow direction of mixed gas to be stopped, so that
The flow direction of mixed gas is changed and flowed out from auxiliary combustion hole 15, and the mixed gas in outflow auxiliary combustion hole 15 is formed with greatly
Measure irregular vortex flow (vortex).Formed to be vortexed and on the one hand enhance being well mixed for combustion gas and air in mixed gas
Degree, in favor of the burning of mixed gas, the microcosmic irregular movement of fluid, can be involved in substantial amounts of sky in being on the other hand vortexed
The auxiliary air that gas passage is provided, increases the burning area of flame.Therefore, relatively low fire can be formed during burning
Flame face.
In the present embodiment, length direction of the multiple groove 20 along the burning substrate 11 is arranged, each described
At least one described main burning hole 13 is provided with groove 20.Wherein, main burning hole 13 and auxiliary combustion hole 15 can be bar
Shape hole (is referred to as elongated hole).Arragement direction (the length of burning substrate 11 of the length direction in main burning hole 13 and groove 20
Direction) it is perpendicular, it is understood that it is that the length direction in main burning hole 13 is consistent with the width for the substrate 11 that burns.
The quantity in main burning hole 13 can be one in one groove 20, or two (for example：Parallel arrangement) etc., due to this
Utility model does not limit arrangement mode of the main burning hole 13 in groove 20, and other quantity is repeated no more, people in the art
Member places according to marrow adaptability provided by the utility model.
Two neighboring groove 20 is communicated by two adjacent auxiliary combustion holes 15 it can be seen from Fig. 7, and burn substrate
11 are configured to the crossbeam (with above-mentioned retaining wall, the signified part of label 17 and 19) between two grooves 20, and the crossbeam is for combustible gas
The flow direction of body, which is formed, to stop, therefore a large amount of irregular vortex can be formed in gas, so as to reduce flame height.
Meanwhile, the position of main flame and auxiliary flame is staggeredly (intersecting), adjacent in two flame portions in the present embodiment
Interface, due to the diffusion and exchange of fluid can be formed between the fluid of combustion boundary combustion product so that burning spread to
Header portion in the middle of two grooves 20, so as to expand burning area under the conditions of identical outlet, not only reduces main fire
The burning height of flame, flame height is further reduced simultaneously also by combustion intensity is reduced.
Figure 11, Figure 12 are referred to, in another embodiment of the present utility model, main burning hole 13 is arranged on combustion radicals
On plate 11, along the burning direction punching press burning formation groove 20 of substrate 11, the side wall of the groove 20 is broken to form in punching course
Auxiliary combustion hole 15., should provided with a main burning hole 13 between two neighboring auxiliary combustion hole 15 as shown in Figure 11, Figure 12
Main burning hole 13 is located at the centre position in two auxiliary combustion holes 15.In the present embodiment, along burning direction punching press combustion radicals
The formation of plate 11 auxiliary combustion hole 15, makes auxiliary combustion hole 15 towards main burning hole 13 or main flame, thus realize auxiliary flame with
Main flame intersects, and produces flame and liquidates, to suppress the phenomenon from flame, while being engaged with air duct, increases the burning of flame
Area, so as to form relatively low flame.
In a feasible embodiment, as shown in figure 13, auxiliary combustion hole 15 and main burning hole 13 are directly opened up
On burning substrate 11, the part of substrate surface 17 is provided with guiding mouth 31 in auxiliary combustion hole 15, so that auxiliary combustion
Hole 15 is towards main burning hole 13 or main flame.In the present embodiment, auxiliary combustion hole 15 is made towards main combustion by guiding mouth 31
Hole burning 13 or main flame, so as to realize that auxiliary flame intersects with main flame, produce flame and liquidate, to suppress the phenomenon from flame, together
When be engaged with air duct, make the rapid after-flame of part flame, so as to form relatively low flame front.
Certainly, burning substrate 11 is not limited to the mode in above-mentioned setting main burning hole 13 and auxiliary combustion hole 15, in this reality
Collected with new, only need auxiliary combustion hole 15 to be arranged at the downstream in main burning hole 13, and be distributed in the both sides in main burning hole 13 i.e.
Can, the fire row 1 of the structure can be engaged to form relatively low flame height with the air in air duct 2, be easy to manufacture, reduction
The height of peripheral frame 4, saves manufacturing cost.
Please continue to refer to Fig. 1 to Fig. 6, the fire row 1 can also be included along the burning direction in the burning substrate 11
The gas mixed nub structure 30 of upstream；The gas mixed nub structure 30 can be by air and combustion gas mixing；The gas mixed nub structure 30 passes through gas distribution channel
33 convey mixed gas to the burning substrate 11.Specifically, the gas mixed nub structure 30 can include Venturi tube.
Preferably, the gas pipeline can be passed through the burning substrate along in its internal mix gas flow provided with multiple
11 flow-guiding channel 32；Multiple flow-guiding channels 32 are passed through length of the position of the burning substrate 11 along the burner substrate
Spend direction arrangement.Wherein, along along the gas pipeline mixed gas flow direction, the water conservancy diversion areas of multiple flow-guiding channels 32 by
It is cumulative big.Be arranged such can so that mixed gas supply to burning substrate 11 (along its length) amount it is uniform, it is ensured that flame
Being uniformly distributed for height, makes burner uniformly heat.
A kind of embodiment of the utility model also provides a kind of gas heater, including as above described in any embodiment
Burner 100.The gas heater has the higher efficiency of heating surface, and flame height is relatively low, so that the gas heater can be with
The height of peripheral frame is reduced, manufacturing cost is saved.
Also referring to Figure 14 to Figure 17, a kind of embodiment of the utility model also provides a kind of fire row of said burner
Processing method, the processing method comprises the following steps：
S10, the metallic plate of punching press one；
Metallic plate after punching press described in S20, bending forms the fire row.
In the present embodiment, step S10 is referred to as stamping procedure (Figure 17 a to Figure 17 d), step S20 (Figure 17 e,
Figure 17 f) it is referred to as bending process.In stamping procedure, the material of metallic plate can be stainless steel or aluminium.As illustrated,
The preferably rectangular plate of metallic plate, in order to process.Certainly, metallic plate can also be other shapes, such as plectane, trapezoidal plate etc.,
The utility model is not using rectangular slab as limitation.
, can be using diel to metallic plate punching press, so that stretching forms corresponding on a metal plate in stamping procedure
Shape (groove), the pattern of structure can be once stamped and formed out needed for fire row, can also be divided into Multi-step forming.Fire row passes through punching press
Shaping can effectively save material, reduce cost.
In bending process, the sheet metal bent after punching press can be molded by bender, by the way that punching press is formed
Shape alignment, and metallic plate symmetrically is partly superimposed with each other to form fire row.
In a preferred embodiment, (the step S10) can include the step of one metallic plate of punching press：
S110, symmetrical predetermined shape is stamped and formed out to the metallic plate；
S120, the intermediate region to the symmetrical predetermined shape are stamped and formed out burner port；The burner port includes main combustion
Hole burning and auxiliary combustion hole.
In another preferred embodiment, (the step S10) can include the step of one metallic plate of punching press：
S111, burner port is stamped and formed out to the metallic plate；The burner port includes main burning hole and auxiliary combustion hole；
S121, the both sides to the burner port are stamped and formed out symmetrical predetermined shape.
Wherein, predetermined shape be punching stretch formation be in symmetrical concave shape, during symmetrical concave shape is distributed in
Between region (burner port) both sides.Predetermined shape (recess patterns) can align after sheet metal bent, to form the mixed gas of fire row
Structure and gas distribution channel.Intermediate region is strip region, and the burning substrate of fire row is formed after sheet metal bent.
In stamping procedure, predetermined shape is in opposite direction described in the direction of burner port described in punching press and punching press.That is, reading
When person faces Figure 15, the direction of predetermined shape described in punching press is that towards in paper, the direction of burner port described in punching press is towards outside paper.
Specifically, (the step S120 or step S121) the step of be stamped and formed out the burner port can include following step
Suddenly：
Metallic plate described in S121, punching press forms multiple grooves；The side wall of the groove breaks to form described auxiliary in punching press
Combustion-supporting hole burning；
S122, the bottom punching to the groove form main burning hole.
Wherein, length direction arrangement of multiple grooves along intermediate region, length direction of the auxiliary combustion hole along intermediate region
It is distributed on the relative two side wall of groove.Wherein, groove, the structure of burner port, shape and function may be referred to
Groove, the structure of burner port, shape and the function in embodiment in burner are stated, is no longer repeated one by one herein.
Accordingly, the step of metallic plate after punching press described in the bending forms the fire row (the step S10) includes
Following steps：
Metallic plate described in S200, bending makes the symmetrical predetermined shape align to form gas mixed nub structure and gas distribution channel.
The gas mixed nub structure can be by air and combustion gas mixing；The gas mixed nub structure conveys gaseous mixture by the gas distribution channel to burner port
Body.
In one embodiment, the processing method of the fire row can also comprise the following steps：
S115, to the metallic plate shaping and/or trimming after punching press.
In the present embodiment, step S115 is referred to as shaping trimming process.Step S115 can step S10 it
After perform, specifically, step S115 can be carried out after step S110.Shaping trimming process can be recessed what is be once stamped and formed out
Fall into after shape, shaping is carried out to the concave shape, to adjust shape to required state.The trimming can be solved in presser
Occur the problems such as shape that punching press is not in place, stamp out needs fine setting in sequence, so as to obtain optimal punching press shape.
Shaping trimming process is cut off when unnecessary rim charge can occur after metallic plate punching press.As shown in figure 15, generally
Metallic plate is a rectangular slab, predetermined shape is stamped out on the rectangular slab, segment rectangle plate can not participate in forming fire row, so that
Portion of material needed for fire row cuts off the remainder of rectangular slab after determining.
In step sl 15, trimming does not have specific priority execution sequence with trimming process, and trimming can
Perform, can also be performed after trimming process, the two can also be performed simultaneously, and the utility model does not make spy prior to trimming process
It is other to limit.
Herein cited any digital value all include between lower limit to higher limit with the lower value of an incremented and
The all values of upper value, the interval that there are at least two units between any lower value and any much higher value.For example, such as
Fruit elaborates that the quantity of part or the value of process variable (such as temperature, pressure, the time) are from 1 to 90, preferably from 20
To 80, more preferably from 30 to 70, then purpose is to illustrate that such as 15 to 85,22 are also clearly listed in the specification arrives
68th, 43 to 51,30 to 32 is equivalent.For the value less than 1, it is 0.0001,0.001,0.01,0.1 suitably to think a unit.
These are only intended to the example clearly expressed, it is believed that the numerical value enumerated between minimum and peak is possible to
Combination is all expressly set forth in the specification in a similar manner.
Unless otherwise indicated, all scopes all include all numerals between end points and end points.It is used together with scope
" about " or " approximate " be suitable for two end points of the scope.Thus, " about 20 to 30 " are intended to covering " about 20 to about
30 ", at least end points including indicating.
All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot
Together in this.Describe the term " substantially by ... constitutes " of combination should include determined by element, composition, part or step and reality
There is no other elements, composition, part or the step of the basic novel feature for influenceing the combination in matter.Using term "comprising" or
" comprising " describes the combination of element here, composition, part or step it is also contemplated that basic by these elements, composition, part
Or the embodiment that step is constituted.Here by using term " can with ", it is intended to which illustrate that " can with " include is described any
Attribute is all optional.
Multiple element, composition, part or step can be provided by single integrated component, composition, part or step.It is alternative
Ground, single integrated component, composition, part or step can be divided into multiple element, composition, part or the step of separation.It is used for
The open "a" or "an" for describing element, composition, part or step is not said to exclude other elements, composition, part
Or step.
It should be understood that above description is to be limited in order to illustrate rather than.By reading above-mentioned retouch
State, many embodiments and many applications outside the example provided all will be aobvious and easy for a person skilled in the art
See.Therefore, the scope of this teaching should not be determined with reference to foregoing description, but should with reference to appended claims and this
The four corner of the equivalent that a little claims are possessed is determined.It is for comprehensive purpose, all articles and special with reference to including
The disclosure of profit application and bulletin is all by reference to being incorporated herein.Theme disclosed herein is omitted in preceding claims
Any aspect is not intended to abandon the body matter, also should not be considered as inventor the theme is not thought of as it is disclosed
A part for utility model theme.
Claims (13)
1. a kind of burner, it is characterised in that including：
Air duct is formed between multiple fire rows, fire row described at least two；The fire row has burning substrate；The burning
Substrate is provided with main burning hole；The burning substrate is additionally provided with auxiliary combustion hole in the downstream in the main burning hole；At least one institute
State at least side that length direction of the auxiliary combustion hole along the burning substrate is arranged at the main burning hole；The auxiliary combustion
The flame in hole intersects with the flame in the main burning hole；
Framework for installing the fire row.
2. burner as claimed in claim 1, it is characterised in that：Auxiliary combustion hole described at least two is along the burning substrate
Length direction be arranged at the both sides in the main burning hole.
3. burner as claimed in claim 2, it is characterised in that：The auxiliary combustion hole positioned at main burning hole both sides
It is oppositely arranged.
4. the burner as described in claim 1-3 is any, it is characterised in that：The burning substrate has substrate surface；It is described
Burning substrate is provided with burning platform；The main burning hole is arranged on the burning platform；The burning platform has platform
Surface；The substrate surface is arranged at the downstream of the platform surface.
5. burner as claimed in claim 4, it is characterised in that：The auxiliary combustion hole is arranged at the substrate surface and institute
State between platform surface.
6. burner as claimed in claim 5, it is characterised in that：Deviate from the burning direction of the fire row on the burning substrate
It has been stamped and formed out multiple grooves；The bottom surface of the groove is the platform surface, and the auxiliary combustion hole is arranged at the groove
Side wall on.
7. burner as claimed in claim 6, it is characterised in that：The auxiliary combustion hole be described in punching press during groove by described
The side wall of groove is broken and formed.
8. burner as claimed in claim 6, it is characterised in that：Length direction of the multiple groove along the burning substrate
At least one described main burning hole is provided with arrangement, each groove.
9. burner as claimed in claim 1, it is characterised in that：The fire row also includes along the burning direction in the combustion
Burn the gas mixed nub structure of substrates upstream；The gas mixed nub structure can be by air and combustion gas mixing；The gas mixed nub structure passes through gas distribution channel
To the burning substrate conveying mixed gas.
10. burner as claimed in claim 9, it is characterised in that：The fire row is formed in one structure.
11. burner as claimed in claim 10, it is characterised in that the fire row is a metallic plate punching press, bending and molding.
12. burner as claimed in claim 1, it is characterised in that：Fire row is parallel to each other described at least two；Two neighboring institute
Stating has the air duct between fire row.
13. a kind of gas heater, it is characterised in that including the burner as described in claim 1-12 is any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720123081.3U CN206531059U (en) | 2017-02-10 | 2017-02-10 | Burner and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720123081.3U CN206531059U (en) | 2017-02-10 | 2017-02-10 | Burner and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206531059U true CN206531059U (en) | 2017-09-29 |
Family
ID=59916488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720123081.3U Active CN206531059U (en) | 2017-02-10 | 2017-02-10 | Burner and gas heater |
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| Country | Link |
|---|---|
| CN (1) | CN206531059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062218A (en) * | 2017-02-10 | 2017-08-18 | 艾欧史密斯(中国)热水器有限公司 | The processing method of burner, gas heater and fire row |
-
2017
- 2017-02-10 CN CN201720123081.3U patent/CN206531059U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062218A (en) * | 2017-02-10 | 2017-08-18 | 艾欧史密斯(中国)热水器有限公司 | The processing method of burner, gas heater and fire row |
| CN107062218B (en) * | 2017-02-10 | 2018-09-18 | 艾欧史密斯(中国)热水器有限公司 | The processing method of burner, gas heater and fire row |
| US10823399B2 (en) | 2017-02-10 | 2020-11-03 | A. O. Smith Corporation | Burner, gas water heater and processing method of fire row |
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