CN207262430U - Venturi type gas burner - Google Patents
Venturi type gas burner Download PDFInfo
- Publication number
- CN207262430U CN207262430U CN201721237953.5U CN201721237953U CN207262430U CN 207262430 U CN207262430 U CN 207262430U CN 201721237953 U CN201721237953 U CN 201721237953U CN 207262430 U CN207262430 U CN 207262430U
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- Prior art keywords
- burner
- gas
- venturi
- rifle
- ejiction opening
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- 239000007789 gas Substances 0.000 claims abstract description 62
- 238000002485 combustion reaction Methods 0.000 claims abstract description 34
- 239000000567 combustion gas Substances 0.000 claims abstract description 23
- 239000000446 fuel Substances 0.000 claims abstract description 17
- 238000010304 firing Methods 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Abstract
A kind of venturi type gas burner, including combustion chamber, the main rifle of combustion gas, protect main body and fuel supply component, the combustion chamber is tubular structure, one end opening, the other end is connected to protection main body, the fire end of the main rifle of combustion gas stretches into the combustion chamber, supply side extends the protection main body and is connected to fuel supply component, the main rifle of combustion gas includes at least venturi burner, gas ignition rifle and inlet air rectifier, the venturi burner and gas ignition rifle are arranged in parallel and the firing tip of the gas ignition rifle is arranged at below the ejiction opening of venturi burner, the inlet air rectifier runs through the inlet air rectifier for circular and described venturi burner and gas ignition rifle；Thus, the utility model is simple in structure, easy to operate, can realize more powerful fully burning, moreover it is possible to have preferable flame holding and good security protection ability.
Description
Technical field
It the utility model is related to the technical field of gas burner, more particularly to a kind of venturi type gas burner.
Background technology
From Venturi effect, when gas flows in Venturi tube, at the most narrow place of pipeline, dynamic pressure reaches most
Big value, static pressure reach minimum value, and the speed of gas rises because through flow cross section area reduces.Whole shove will be
Experience pipe reductions process in the same time, thus pressure also reduces in the same time.And then produce pressure differential, this pressure differential
An extra suction can be produced.
Venturi type gas burner is exactly a kind of self-priming Premixed fuel gas burner using Venturi effect.
At present, because the self-priming feature (do not have to extra increase wind turbine) of venturi type gas burner, its cost and operation into
This is relatively low, existing substantial amounts of application, but shortcoming is obvious：
1st, heating power is smaller, generally 30-50kw/h；
2nd, it is very poor without steady flame structure, flame holding；
3rd, light a fire using only high-field electrode, it is impossible to ensure that flame holding and combustion gas are fully burnt.
For this reason, the designer of the utility model, in view of drawbacks described above, by concentrating on studies and designing, synthesis is long-term for many years
The experience and achievement of related industry are engaged in, research and design goes out a kind of venturi type gas burner, to overcome drawbacks described above.
Utility model content
The purpose of this utility model is to provide a kind of venturi type gas burner, its is simple in structure, easy to operate, energy
Realize more high-power, moreover it is possible to which there is preferable flame holding and good security protection ability.
To solve the above problems, the utility model discloses a kind of venturi type gas burner, including combustion chamber, combustion gas
Main rifle, protection main body and fuel supply component, it is characterised in that：
The combustion chamber is tubular structure, one end opening, and the other end is connected to protection main body, the combustion of the main rifle of combustion gas
Burn end and stretch into the combustion chamber, supply side extends the protection main body and is connected to fuel supply component, the main rifle of combustion gas
Including at least venturi burner, gas ignition rifle and inlet air rectifier, the venturi burner and gas ignition rifle are arranged in parallel
And the firing tip of the gas ignition rifle is arranged at below the ejiction opening of venturi burner, the inlet air rectifier is circular and institute
State venturi burner and gas ignition rifle runs through the inlet air rectifier.
Wherein：The inlet air rectifier is porous plate, the ring portion of its periphery includes multiple mounting holes being fixed, and
Ring portion and venturi burner and gas ignition rifle set multiple perforative through holes both to be carried out to burning Secondary Air between running through position
Rectification also plays support to venturi burner and gas ignition rifle and fixes.
Wherein：The venturi burner include First air regulating valve, gas nozzle, First air suction line, expansion mixing tube,
Stable flame pan and ejiction opening, the gas nozzle are communicated in the fuel feed line of fuel supply component, and the gas nozzle is equipped with
First air regulating valve, the front end of the gas nozzle extend into the First air suction line, the First air suction line front end
Expansion mixing tube is connected to, the front end of the expansion mixing tube is equipped with ejiction opening, stable flame pan is equipped with the ejiction opening.
Wherein：The ejiction opening is the tubular structure extended forward from the anterior outer rim of the expansion mixing tube, described steady
Flame disk is disc-shaped structure, its outer rim is fixed on the inner edge of ejiction opening.
Wherein：The interior diameter of the expansion mixing tube front portion is A, and the interior diameter of the ejiction opening is B, the ejiction opening
Front end is equipped with the portion that inside contracts, and the portion of inside contracting is in inside contract the inside retractions of angle G, a diameter of C in inner edge of the stable flame pan, the stable flame pan
Rear side distance described in expand mixing tube front end distance be D, the front end of ejiction opening described in the front side distance of the stable flame pan away from
From for E, the detailed dimensions of those structures it is as follows:
B=1.1~1.3A；
C=0.6~0.8A；
D=0.5~0.7A；
E=0.25~0.4A.
Wherein：The front end of the ejiction opening is equipped with the portion that inside contracts, and the portion of inside contracting inside contracts angle as 10 in retraction in angular is inside contracted
~40 °.
Wherein：The disk edge of the stable flame pan be equipped with it is multiple be spaced and outward-dipping inclined via-hole, the inclination
The inclination angle of through hole is 10~30 °.
By said structure, the venturi type gas burner of the utility model has following effect：
1st, combustion power is effectively improved, compared to the combustion power 30-50kw of traditional venturi single fire mouth, this burner
Design can ensure single fire mouth combustion power 800kw, double burner combustion power 1600kw.
2nd, flame is more stablized, and sets fuel supply component, ensures stable gas supply, increase steady flame structure and combustion gas
Burning torch, when high-power burning, can ensure the good stability of flame.
3rd, realize that fully burning, combustion chamber, stable flame pan, ejiction opening triple interaction, gas ignition rifle belong to ever-burning flame
Design, ensures fully to be burnt combustion gas.
4th, combustion completion is reliable, and flame stabilization, fully burning ensure that the reliability of burner, exterior protection main body,
Improve the security performance of burner.
5th, more energy-efficient, due to the use of venturi burner, because of its self-priming characteristic, burner need not install independent wind
Machine, substantially reduces the complete machine power of burner.
The detailed content of the utility model can be obtained by explanation described later and institute's attached drawing.
Brief description of the drawings
Fig. 1 shows the structure diagram of the venturi type gas burner of the utility model.
Fig. 2A and Fig. 2 B show the structure diagram of the main rifle of combustion gas in the utility model.
Fig. 3 shows the utility model Chinese venturi burner structure diagram.
Fig. 4 shows the utility model Chinese venturi burner flame holder structure diagram.
Embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawings and examples, following embodiments
It is only used for clearly illustrating the technical solution of the utility model, and the protection model of the utility model cannot be limited with this
Enclose.
Referring to Fig. 1 to Fig. 4, it is shown that the venturi type gas burner of the utility model.
The venturi type gas burner includes combustion chamber 1, the main rifle 2 of combustion gas, protection main body 3 and fuel supply component
4, the combustion chamber 1 is tubular structure, and one end opening, the other end, which is connected to, protects main body 3, the burning of the main rifle 2 of combustion gas
The combustion chamber 1 is stretched at end, and supply side extends the protection main body 3 and is connected to fuel supply component 4, thus, the combustion
Burn the burning that room 1 can be the main rifle 1 of combustion gas and form a good combustion space, help to form stable combustion space, it is described
Protection main body 3 is made of protective materials, it can form flame proof security protection, the fuel supply component 4 can ensure combustion gas with
Stable flow and pressure supply.
Referring to Fig. 2A and Fig. 2 B, it is whole that the main rifle of combustion gas can include at least venturi burner 5, gas ignition rifle 6 and inlet air
Device 7 is flowed, the venturi burner 5 and gas ignition rifle 6 are arranged in parallel, and the firing tip of the gas ignition rifle 6 is arranged at text
Extend a distance into below the ejiction opening of venturi burner 5 and forward, so as to be formed by venturi burner 5 and gas ignition rifle 6
Reliable ignition, and can ensure the reliable and stable of burning in the form of an ever-burning flame, the inlet air rectifier 7 is circular and described text
Venturi burner 5 and gas ignition rifle 6 run through the inlet air rectifier 7, and the inlet air rectifier 7 is the structure of porous plate, its periphery
Ring portion include multiple mounting holes being fixed, and set between ring portion and venturi burner 5 and gas ignition rifle 6 run through
Multiple perforative through holes, to ensure that burning Secondary Air uniformly enters combustion zone, thus, inlet air rectifier is both to the Secondary Air that burns
Rectification is carried out, support fixation also is played to venturi burner and gas ignition rifle.
Referring to Fig. 3, the venturi burner includes First air regulating valve 8, gas nozzle 9, First air suction line 10, expansion
Mixing tube 11, stable flame pan 12 and ejiction opening 13, the gas nozzle 9 are communicated in the fuel feed line of fuel supply component 4, institute
Gas nozzle 9 is stated equipped with First air regulating valve 8 effectively to be adjusted to combustion gas, the front end of the gas nozzle 9 extends into
The First air suction line 10, the First air suction line 10 are tapering type suction line, its front end is connected to expansion mixing tube
11, the front end of the expansion mixing tube 11 is equipped with ejiction opening 13, and stable flame pan 12 is equipped with the ejiction opening 13；Burner is run
When, combustion gas is sentenced higher speed from gas nozzle 9 and is sprayed, and produces suction by First air suction line 10, attracts combustion air to enter,
Mix with air at expansion mixing tube 11, most sprayed afterwards through ejiction opening 13.The wherein ratio of combustion gas and suction air can make
It is adjusted with First air regulating valve 8.
Referring to Fig. 4, preferably to carry out continual and steady bright eruption, the anterior interior diameter of the expansion mixing tube 11 is A, described
Ejiction opening 13 is from the tubular structure that extends forward of anterior outer rim of the expansion mixing tube 11, its interior diameter is B, and the spray
The front end of outlet 13 is equipped with the portion that inside contracts, and in the inside retractions of angle G are inside contracted, the stable flame pan 12 is disc-shaped structure in the portion 2 that inside contracts,
Its outer rim is fixed on the inner edge of ejiction opening 13, a diameter of C of its inner rim, and mixing is expanded described in the rear side distance of the stable flame pan 12
The front end distance of pipe 11 be D, and the front end of ejiction opening 13 described in the front side distance of the stable flame pan 12 is apart from being E, the stable flame pan
12 disk edge be equipped with it is multiple be spaced and outward-dipping inclined via-hole, the inclination angle of the inclined via-hole be F, those are tied
The detailed dimensions of structure are as follows:
B=1.1~1.3A
C=0.6~0.8A
D=0.5~0.7A
E=0.25~0.4A
F=10~30 °
G=10~40 °.
Set by those dimensional structures, the application, can compared to the combustion power 30-50kw of traditional venturi single fire mouth
Ensure single fire mouth combustion power 800kw, double burner combustion power 1600kw, more improve efficiency of combustion, adapt to use higher
Requirement and scope.
The utility model is a kind of self-priming Premixed fuel gas burner using Venturi effect, it has the following advantages that：
1st, combustion power is effectively improved, compared to the combustion power 30-50kw of traditional venturi single fire mouth, this burner
Design can ensure single fire mouth combustion power 800kw, double burner combustion power 1600kw.
2nd, flame is more stablized, and sets fuel supply component, ensures stable gas supply, increase steady flame structure and combustion gas
Burning torch, when high-power burning, can ensure the good stability of flame.
3rd, realize that fully burning, combustion chamber, stable flame pan, ejiction opening triple interaction, gas ignition rifle belong to ever-burning flame
Design, ensures fully to be burnt combustion gas.
4th, combustion completion is reliable, and flame stabilization, fully burning ensure that the reliability of burner, exterior protection main body,
Improve the security performance of burner.
5th, more energy-efficient, due to the use of venturi burner, because of its self-priming characteristic, burner need not install independent wind
Machine, substantially reduces the complete machine power of burner.
It is readily apparent that the description and record of the above are only to illustrate rather than in order to limit the disclosure of the utility model
Content, application or use.Although describing in embodiment and embodiment being described in the drawings, the utility model
Do not limit by attached drawing example and be described as in embodiment it is now recognized that optimal mode to implement the religion of the utility model
The specific examples led, the scope of the utility model is by any implementation including falling into description and appended claims above
Example.
Claims (7)
1. a kind of venturi type gas burner, including combustion chamber, the main rifle of combustion gas, protection main body and fuel supply component, it is special
Sign is：
The combustion chamber is tubular structure, one end opening, and the other end is connected to protection main body, the fire end of the main rifle of combustion gas
The combustion chamber is stretched into, supply side extends the protection main body and is connected to fuel supply component, and the main rifle of combustion gas is at least
Comprising venturi burner, gas ignition rifle and inlet air rectifier, the venturi burner and gas ignition rifle are arranged in parallel and institute
The firing tip for stating gas ignition rifle is arranged at below the ejiction opening of venturi burner, and the inlet air rectifier is circular and described text
Venturi burner and gas ignition rifle run through the inlet air rectifier.
2. venturi type gas burner as claimed in claim 1, it is characterised in that：The inlet air rectifier is porous plate,
The ring portion of its periphery includes multiple mounting holes being fixed, and runs through position in ring portion and venturi burner and gas ignition rifle
Between set multiple perforative through holes both to carry out rectification to burning Secondary Air or play support to venturi burner and gas ignition rifle
It is fixed.
3. venturi type gas burner as claimed in claim 1, it is characterised in that：The venturi burner includes First air
Regulating valve, gas nozzle, First air suction line, expansion mixing tube, stable flame pan and ejiction opening, the gas nozzle are communicated in fuel
The fuel feed line of provisioning component, the gas nozzle are equipped with First air regulating valve, and the front end of the gas nozzle extends into
Enter the First air suction line, the First air suction line front end is connected to expansion mixing tube, the front end of the expansion mixing tube
Equipped with ejiction opening, stable flame pan is equipped with the ejiction opening.
4. venturi type gas burner as claimed in claim 3, it is characterised in that：The ejiction opening is mixed from the expansion
The tubular structure that the anterior outer rim of pipe extends forward is closed, the stable flame pan is disc-shaped structure, its outer rim is fixed on ejiction opening
Inner edge.
5. venturi type gas burner as claimed in claim 4, it is characterised in that：It is described to expand the interior straight of mixing tube front portion
Footpath is A, and the interior diameter of the ejiction opening is B, and the front end of the ejiction opening is equipped with the portion that inside contracts, the portion of inside contracting in inside contract angle G to
Interior retraction, a diameter of C in inner edge of the stable flame pan, the front end distance of expansion mixing tube is described in the rear side distance of the stable flame pan
D, the front end distance of ejiction opening described in the front side distance of the stable flame pan is E, and the detailed dimensions of those structures are as follows:
B=1.1~1.3A；
C=0.6~0.8A；
D=0.5~0.7A；
E=0.25~0.4A.
6. the venturi type gas burner as described in claim 3 or 4 or 5, it is characterised in that：The front end of the ejiction opening is set
Portion is inside contracted, the portion of inside contracting inside contracts angle as 10~40 ° in retraction in angular is inside contracted.
7. the venturi type gas burner as described in claim 3 or 4 or 5, it is characterised in that：On the disk edge of the stable flame pan
It is spaced and outward-dipping inclined via-hole equipped with multiple, the inclination angle of the inclined via-hole is 10~30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721237953.5U CN207262430U (en) | 2017-09-26 | 2017-09-26 | Venturi type gas burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721237953.5U CN207262430U (en) | 2017-09-26 | 2017-09-26 | Venturi type gas burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207262430U true CN207262430U (en) | 2018-04-20 |
Family
ID=61918785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721237953.5U Active CN207262430U (en) | 2017-09-26 | 2017-09-26 | Venturi type gas burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207262430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238759A (en) * | 2018-09-11 | 2019-01-18 | 抚顺抚运安仪救生装备有限公司 | Air respiratorresuscitator fire-resistance flame phagocytosis test system |
-
2017
- 2017-09-26 CN CN201721237953.5U patent/CN207262430U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238759A (en) * | 2018-09-11 | 2019-01-18 | 抚顺抚运安仪救生装备有限公司 | Air respiratorresuscitator fire-resistance flame phagocytosis test system |
| CN109238759B (en) * | 2018-09-11 | 2023-12-05 | 抚顺抚运安仪救生装备有限公司 | Flame-resistant phagocytosis test system of air respirator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240403 Address after: No. 12 Yinghua Road, Yongqing Industrial Park, Yongqing County, Langfang City, Hebei Province, 065699 Patentee after: LANGFANG D&G MACHINERY TECHNOLOGY Co.,Ltd. Country or region after: China Address before: No.12, Yinghua Road, Yongqing Industrial Park, Langfang City, Hebei Province 065699 Patentee before: LANGFANG AOBISHEN THERMAL ENERGY TECHNOLOGY CO.,LTD. Country or region before: China |