CN103939899B - Premix burner and gas stove - Google Patents
Premix burner and gas stove Download PDFInfo
- Publication number
- CN103939899B CN103939899B CN201410086836.8A CN201410086836A CN103939899B CN 103939899 B CN103939899 B CN 103939899B CN 201410086836 A CN201410086836 A CN 201410086836A CN 103939899 B CN103939899 B CN 103939899B
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- CN
- China
- Prior art keywords
- premix burner
- gas
- orifice
- deflector
- main fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Gas Burners (AREA)
Abstract
The invention provides a premix burner and a gas stove. A fire hole plate is arranged at the position of a fire outlet of a main fire device of the premix burner, and comprises a plurality of transversely-arranged guide plates and separating plates arranged between the adjacent guide plates, the cross sections of the separating plates are in sawtooth shapes, space between every two adjacent guide plates is divided into a plurality of gas through holes, the areas of the gas through holes are gradually increased or decreased in the circumferential direction of the fire hole plate, and a fan is arranged on a gas flowing path in the main fire device. By means of the premix burner, the sawtooth-shaped separating plates are arranged between the guide plates, the gas through holes with the gradually-increased or gradually-decreased areas are formed in the fire hole plate, a rotary flame is formed in the position of the fire outlet, and the heating efficiency of the premix burner is improved. The fan is arranged, premixing of gas and air is improved, and the gas is sufficiently burnt; in this way, the air does not need to enter the main fire device in a high-speed rotational flow mode, and noise during burning is lowered.
Description
Technical field
The present invention relates to kitchen utensils field, more specifically, it is related to a kind of premix burner and includes this premixed combustion
The gas-cooker of device.
Background technology
The eddy flow external mixing burner that the places such as existing hotel, restaurant, dining room or dining room use, generally comprises shell, combustion gas
Nozzle, air compartment and cover etc., burn at after the combustion gas that gas nozzle sprays and the air mixing of ejection from air compartment in cover,
In order that combustion gas and air are sufficiently mixed, air enters combustor in high-speed rotational mode, produces vortex so that noise during burning
Larger.Also have a kind of pre-mixing type combustion apapratus of combustion gas injection air, there is firepower dispersion, efficiency of combustion is low, thermic load does not reach
The problems such as use requirement.
Content of the invention
It is contemplated that at least solving one of technical problem present in prior art.
For this reason, the purpose of one aspect of the present invention is, provides and a kind of improve the mixed effect of combustion gas and air, carry
High fuel gas buring efficiency high, make the premix burner that thermic load meets use requirement.
The purpose of another aspect of the invention is, provides a kind of gas-cooker including above-mentioned premix burner.
For achieving the above object, the embodiment of one aspect of the invention provides a kind of premix burner, including：Main fire dress
Put, described main fire device includes the housing of both ends open, and the described opening of described shell one end is crater, and described crater
Place is provided with orifice, and the described opening of the other end is air inlet, and described air inlet is connected with admission line；With igniting dress
Put, described igniter is arranged on the side of described main fire device；Described orifice include multiple horizontally sets deflector and
It is arranged on the demarcation strip between deflector described in adjacent two, the section indentation of described demarcation strip, and will lead described in adjacent two
Space between stream plate is separated into multiple combustion gas through holes, and the circumference along described orifice, the area of each described combustion gas through hole
It is gradually increased or be gradually reduced；In described main fire device, the path of gas flowing is provided with blower fan.
In the above embodiment of the present invention, premix burner includes main fire device and igniter, and main fire device includes one
The housing of both ends open, the opening of shell one end is air inlet, and is connected with admission line；The opening of the other end is fire
Mouthful, and at crater, it is provided with orifice, so it is derived from the combustion gas of admission line and air enters to become owner of fiery device from air inlet
In housing, and mixed in housing, then the mixed gas of combustion gas and air are overflowed in orifice, and at crater
Lighted by the igniter positioned at main fire device side；Orifice includes multiple deflectors, and arranges between adjacent two deflectors
There is jagged demarcation strip, the space between adjacent two deflectors is separated into multiple separate combustion gas through holes, and along fire
The circumference of orifice plate, the area of each combustion gas through hole is gradually increased or is gradually reduced, and the mixed gas of such combustion gas and air flow through
During combustion gas through hole, be on the one hand conducive to the mixing of mixed gas, on the other hand, after mixed gas are ignited at crater, its
Combustion flame is in swingfire, makes combustion flame bigger, improves the efficiency of heating surface of premix burner.
It is provided with blower fan on the path of gas flowing, blower fan can promote during combustion gas and air flow in main fire device
Enter the mixing of the two so that the mixed effect of the two more preferably, enables combustion gas to be fully burned, improves premix burner
The efficiency of heating surface.
In addition, following additional technical feature is also had according to the premix burner that the above embodiment of the present invention provides：
According to one embodiment of present invention, described demarcation strip includes multiple separating elements being sequentially connected, each described
Separating element all includes a riser and a hang plate, and the upper and lower ends of described riser are connected with deflector described in adjacent two respectively,
Described hang plate one end is connected with the upper end of described riser, the lower end phase of the other end and the described riser of adjacent described separating element
Even.
According to one embodiment of present invention, the plate face of described riser is all vertical with the plate face of deflector described in adjacent two.
According to one embodiment of present invention, described deflector is Circular Plate, and the middle part of described demarcation strip offers through hole,
And the described through hole of described demarcation strip is corresponding with the through hole in described Circular Plate.
According to one embodiment of present invention, the multiple described deflector of described orifice be arranged in parallel, and position is relatively.
According to one embodiment of present invention, it is provided with drip pan below described orifice, and described orifice and described
Drip pan is fixedly connected with the described housing of described main fire device by bolt.
According to one embodiment of present invention, described blower fan is arranged at the described air inlet of described housing.
According to one embodiment of present invention, it is provided with a connecting tube at described air inlet, one end of described connecting tube is stretched
Enter in described housing, the other end stretches out described housing, and be connected with described admission line, described blower fan is arranged on described connection
In pipe.
According to one embodiment of present invention, it is provided with multiple described blower fans in described connecting tube, and multiple described blower fan
The axis of rotating shaft be located along the same line.
The embodiment of another aspect of the present invention provides a kind of gas-cooker, including pre- described in any of the above-described embodiment
Mixed burner.
The additional aspect of the present invention and advantage will become obvious in following description section, or by the practice of the present invention
Recognize.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is the internal structure schematic diagram of the main fire device of the premix burner according to one embodiment of the invention；
Fig. 2 is the perspective view of orifice in Fig. 1；
Fig. 3 is the main structure diagram of Fig. 2；
Fig. 4 is the overlooking the structure diagram of Fig. 3；
Fig. 5 is the left view structural representation of Fig. 3；
Fig. 6 is the A portion structure enlarged diagram of Fig. 5；
Fig. 7 is the perspective view of demarcation strip in orifice shown in Fig. 2；
Fig. 8 is the main structure diagram of Fig. 7.
Wherein, in Fig. 1 to Fig. 8, the corresponding relation between reference and component names is：
1 main fire device, 10 housings, 100 air inlets, 101 craters, 11 orifices, 110 deflectors,
111 demarcation strips, 1110 separating elements, 1111 risers, 1112 hang plates, 1113 through holes,
112 combustion gas through holes, 113 installing holes, 12 drip pans, 13 connecting tubes, 14 blower fans, 15 bolts
Specific embodiment
In order to be more clearly understood that the above objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specifically real
Mode of applying is further described in detail to the present invention.It should be noted that in the case of not conflicting, the enforcement of the application
Feature in example and embodiment can be mutually combined.
Elaborate a lot of details in the following description in order to fully understand the present invention, but, the present invention also may be used
To be implemented different from mode described here using other, therefore, protection scope of the present invention is not subject to following public tool
The restriction of body embodiment.
Premix burner according to some embodiments of the invention and gas-cooker are described with reference to the accompanying drawings.
As shown in figure 1, the premix burner providing according to some embodiments of the invention（In figure is not shown）, including main fire dress
Put 1 and igniter（In figure is not shown）.
Wherein, described igniter is arranged on the side of described main fire device 1.
As shown in figure 1, described main fire device 1 includes the housing 10 of both ends open, the described opening of described housing 10 one end
For being provided with orifice 11 at crater 101, and described crater, the described opening of the other end is air inlet 100, described air inlet
Mouth 100 and admission line（In figure is not shown）It is connected.
Further, as shown in Figures 2 to 6, described orifice 11 includes the deflector 110 of multiple horizontally sets and is arranged on
Demarcation strip 111 between adjacent two deflectors 110, the section indentation of described demarcation strip 111, and by water conservancy diversion described in adjacent two
Space between plate 110 is separated into multiple combustion gas through holes 112, and the circumference along described orifice 11, each described combustion gas through hole
112 area is gradually increased or is gradually reduced.
Further, the path of simulation model for mixing gases flows of combustion gas and air in described main fire device is provided with blower fan.
In the above embodiment of the present invention, premix burner includes main fire device and igniter, and main fire device includes one
The housing of both ends open, the opening of shell one end is air inlet, and is connected with admission line；The opening of the other end is fire
Mouthful, and at crater, it is provided with orifice, so it is derived from the combustion gas of admission line and air enters to become owner of fiery device from air inlet
In housing, and mixed in housing, then the mixed gas of combustion gas and air are overflowed in orifice, and at crater
Lighted by the igniter positioned at main fire device side；Orifice includes multiple deflectors, and arranges between adjacent two deflectors
There is jagged demarcation strip, the space between adjacent two deflectors is separated into multiple separate combustion gas through holes, and along fire
The circumference of orifice plate, the area of each combustion gas through hole is gradually increased or is gradually reduced, and the mixed gas of such combustion gas and air flow through
During combustion gas through hole, be on the one hand conducive to the mixing of mixed gas, on the other hand, after mixed gas are ignited at crater, its
Combustion flame is in swingfire, makes combustion flame bigger, improves the efficiency of heating surface of premix burner.
Main fire device in gas flowing path refer to combustion gas and air from enter admission line to the combustion gas from orifice
Through hole flow out path, space in the connecting tube being connected with admission line includings admission line, housing etc., combustion gas with
It is provided with blower fan on the path of the simulation model for mixing gases flows of air, promote the mixing of air and combustion gas so that the mixing of the two is imitated
Fruit more preferably, enables combustion gas to be fully burned, improves the efficiency of heating surface of premix burner.
In the embodiment shown in Figure 2, along the circumference of orifice 11, such as along clockwise direction, underlying
The area of combustion gas through hole 112 is gradually increased, and the area of combustion gas through hole 112 above is gradually reduced, combustion so from below
Vent hole by mixed gas burning after can form a swingfire, the combustion gas through hole from top by mixed gas burning after can
Form a swingfire, the combustion flame of swingfire is bigger, improves the efficiency of heating surface of premix burner.
In a specific embodiment of the present invention, as shown in Figure 6 to 8, described demarcation strip 111 includes multiple being sequentially connected
Separating element 1110, each described separating element 1110 all includes a riser 1111 and a hang plate 1112, described riser
1111 upper and lower ends are connected with deflector 110 described in adjacent two respectively, described hang plate 1112 one end and described riser 1111
Upper end be connected, the lower end of the other end and the described riser 1111 of adjacent described separating element is connected.
Further, the plate face of described riser 1111 is all vertical with the plate face of deflector 110 described in adjacent two.
Demarcation strip includes multiple separating elements being sequentially connected, and each separating element all includes a riser and a hang plate,
The upper and lower ends of riser are connected with two adjacent deflectors respectively, and the plate face of riser is vertical with the plate face of adjacent two deflectors,
Hang plate one end is connected with the upper end of riser, and the other end is connected with the lower end of the riser of adjacent separating element, so multiple points
Every unit, the space between adjacent two deflectors is separated into multiple combustion gas through holes, because the area of combustion gas through hole is along orifice
Circumference be gradually increased or be gradually reduced, such gaseous mixture physical ability form helically from combustion gas through hole flow out, and burning
Form swingfire flame afterwards, improve the efficiency of heating surface of premix burner.
Consider to exist mismachining tolerance etc., the plate face of riser exact vertical impossible with the plate face of adjacent two deflectors, erects
Angle between plate and deflector can change within the specific limits, and such as angle is 90 ° ± 5 °.
In one embodiment of the invention, as shown in Fig. 2 described deflector 110 is Circular Plate, as Fig. 7 and Fig. 8 institute
Show, the middle part of described demarcation strip 111 offers through hole 1113, and as shown in Fig. 2 the described through hole of described demarcation strip 111 and institute
The through hole stated in Circular Plate 110 is corresponding.
Further, the multiple described deflector 110 of described orifice 11 be arranged in parallel, and position is relatively.
In the embodiment shown in fig. 1, the lower section of described orifice 11 is provided with drip pan 12.
Further, described orifice 11 and described drip pan 12 pass through bolt 15 and the described housing of described main fire device 1
10 are fixedly connected.Specifically, as shown in Figure 2 and Figure 4, described orifice 11 offers the installing hole 113 of bolt connection.
The lower section of orifice is provided with drip pan, so, the residue of generation after the mixed gas burning of combustion gas and air
Can fall in drip pan, the miscellaneous part in housing will not be polluted；Orifice and drip pan are bolted main fire device
Housing on, bolt connection makes drip pan convenient disassembly, is easy to the cleaning of drip pan.
In one embodiment of this invention, as shown in figure 1, described blower fan 14 is arranged on the air inlet 100 of described housing 10
Place.
Blower fan is arranged at the air inlet of housing, and the combustion gas entering so at air inlet and the gas of air can be in blower fans
In the presence of carry out premixing, blower fan is arranged on and ensure that at air inlet and enter the combustion gas become owner of in fiery device case at air inlet
Premixing effectively all can be obtained with air.
In a specific embodiment of the present invention, as shown in figure 1, being provided with the described air inlet 100 of described housing 10
One connecting tube 13, one end of described connecting tube 13 is stretched in described housing 10, and the other end stretches out described housing 10, and with described enter
Feed channel is connected, and described blower fan 14 is arranged in described connecting tube 13.
Further, it is provided with multiple described blower fans 14 in described connecting tube 13, and the axle of the rotating shaft of multiple described blower fan 14
Line is located along the same line.
In specific example as shown in Figure 1, the other end of described connecting tube 13 and admission line bolt, and connecting tube
It is provided with two described blower fans 14 in 13, and the axis of rotating shaft of two described blower fans 14 is located at same straight line with the axis of connecting tube
On.
It is provided with connecting tube, connecting tube one end is stretched in housing, and the other end is connected with admission line at the air inlet of housing,
The setting of connecting tube, the air inlet being easy to housing is connected with admission line；It is provided with multiple blower fans in connecting tube, and multiple wind
The rotating shaft of machine is located along the same line, the setting of multiple blower fans, and the premixing efficiency that improve combustion gas with air is imitated with premixing
Really.
In the preferred embodiment of the present invention, described blower fan is vortex fan.
Blower fan is vortex fan, can produce vortex, be conducive to combustion gas and the premixing of air during vortex fan work.
The embodiment of second aspect present invention provides a kind of gas-cooker（In figure is not shown）, include any of the above-described enforcement
Premix burner described in example, and there are whole beneficial effects of above-mentioned premix burner.
In sum, premix burner provided in an embodiment of the present invention, by arranging jagged point between deflector
Dividing plate, makes orifice form the combustion gas through hole that area is gradually increased or is gradually reduced, to form swingfire flame at crater,
The efficiency of heating surface of premix burner is made to improve；By arranging blower fan on the path of gas flowing in main fire device, promote combustion gas
With the premixing of air, make combustion gas and air obtain good mixing effect, make fuel gas buring fully, high combustion efficiency, premix burner
Thermic load reach use requirement, so, air does not enter to become owner of in fiery device in order to the mode of high-speed rotational, when reducing burning
Noise.
In describing the invention, term " multiple " refers to two or more；Term " connection ", " fixation " etc. all should
It is interpreted broadly, for example, " connection " can be fixedly connected or detachably connected, or integrally connected；Can be straight
Connect in succession it is also possible to be indirectly connected with by intermediary.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In the description of this specification, the description of term " embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that the specific features with reference to this embodiment or example description, structure, material or feature are contained at least one reality of the present invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.And, the specific features of description, structure, material or feature can in any one or more embodiments or example with
Suitable mode combines.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of premix burner, including main fire device, described main fire device includes the housing of both ends open, described shell one end
Described opening be to be provided with orifice at crater, and described crater, the described opening of the other end is air inlet, described enter
QI KOU is connected with admission line；With
Igniter, described igniter is arranged on the side of described main fire device；
It is characterized in that,
Described orifice includes the deflector of multiple horizontally sets and is arranged on the demarcation strip between deflector described in adjacent two, institute
State the section indentation of demarcation strip, and the space between deflector described in adjacent two is separated into multiple combustion gas through holes, and edge
The circumference of described orifice, the area of each described combustion gas through hole is gradually increased or is gradually reduced；
In described main fire device, the path of gas flowing is provided with blower fan；
Described demarcation strip includes multiple separating elements being sequentially connected, and each described separating element all includes a riser and an inclination
Plate, the upper and lower ends of described riser are connected with deflector described in adjacent two respectively, and described hang plate one end is upper with described riser
End is connected, and the other end is connected with the lower end of the described riser of adjacent described separating element；
Wherein, described blower fan is arranged at the described air inlet of described housing.
2. premix burner according to claim 1 it is characterised in that
The plate face of described riser is all vertical with the plate face of deflector described in adjacent two.
3. premix burner according to claim 2 it is characterised in that
Described deflector is Circular Plate, and the middle part of described demarcation strip offers through hole, and the described through hole of described demarcation strip and institute
The through hole stated in Circular Plate is corresponding.
4. premix burner according to claim 3 it is characterised in that
The multiple described deflector of described orifice be arranged in parallel, and position is relatively.
5. premix burner according to claim 1 it is characterised in that
It is provided with drip pan below described orifice, and described orifice and described drip pan pass through bolt and described main fire device
Described housing be fixedly connected.
6. premix burner according to any one of claim 1 to 5 it is characterised in that
It is provided with a connecting tube, one end of described connecting tube is stretched in described housing, the other end stretches out described at described air inlet
Housing, and be connected with described admission line, described blower fan is arranged in described connecting tube.
7. premix burner according to claim 6 it is characterised in that
It is provided with multiple described blower fans in described connecting tube, and the axis of the rotating shaft of multiple described blower fan is located along the same line.
8. a kind of gas-cooker is it is characterised in that include just like the premix burner any one of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410086836.8A CN103939899B (en) | 2014-03-10 | 2014-03-10 | Premix burner and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410086836.8A CN103939899B (en) | 2014-03-10 | 2014-03-10 | Premix burner and gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103939899A CN103939899A (en) | 2014-07-23 |
| CN103939899B true CN103939899B (en) | 2017-02-08 |
Family
ID=51187680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410086836.8A Expired - Fee Related CN103939899B (en) | 2014-03-10 | 2014-03-10 | Premix burner and gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103939899B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016435A (en) * | 2016-05-11 | 2016-10-12 | 福安市大金龙电机有限公司 | Combustion chamber structure of fuel oil heater |
| CN112066370B (en) * | 2019-06-10 | 2022-09-27 | 芜湖美的厨卫电器制造有限公司 | Full premix combustor and water heater |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203718775U (en) * | 2014-03-10 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Premixing burner and gas stove |
| CN203718784U (en) * | 2014-03-10 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Fire hole plate, premixed burner and gas stove |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313231A (en) * | 1976-07-23 | 1978-02-06 | Matsushita Electric Ind Co Ltd | Gas burner |
| CN202253633U (en) * | 2011-06-21 | 2012-05-30 | 王玉秋 | Total-premix columnar burner |
| CN202338908U (en) * | 2011-12-08 | 2012-07-18 | 安徽铂悦厨业有限公司 | Energy-saving silent furnace head |
| CN103574601B (en) * | 2013-11-11 | 2016-06-22 | 广东美的厨房电器制造有限公司 | Premix burner and gas-cooker |
-
2014
- 2014-03-10 CN CN201410086836.8A patent/CN103939899B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203718775U (en) * | 2014-03-10 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Premixing burner and gas stove |
| CN203718784U (en) * | 2014-03-10 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Fire hole plate, premixed burner and gas stove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103939899A (en) | 2014-07-23 |
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Granted publication date: 20170208 Termination date: 20200310 |