CN205782925U - Fully pre-mixing gas combustion burner - Google Patents
Fully pre-mixing gas combustion burner Download PDFInfo
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- CN205782925U CN205782925U CN201620725613.6U CN201620725613U CN205782925U CN 205782925 U CN205782925 U CN 205782925U CN 201620725613 U CN201620725613 U CN 201620725613U CN 205782925 U CN205782925 U CN 205782925U
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- engine firewall
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Abstract
This utility model belongs to kitchen range technical field, especially relates to a kind of fully pre-mixing gas combustion burner.The combustion gas distributor gear that combustion gas can be made to enter in cylindrical case it is provided with in cylindrical case, premixer is formed between combustion gas distributor gear and combustion head, it is provided with driver in cylindrical case, driver connects have and outside air can be made to enter the impeller in cylindrical case from air inlet and combustion gas and air can be made fully to blend in premixer thus form the stirring wheel of gaseous mixture.Compared with prior art, the advantage of this fully pre-mixing gas combustion burner is: 1, reasonable in design, good mixing effect, and efficiency of combustion is high.2, prevent from being tempered effective, when more can prevent from regulating on a large scale power, produce tempering.3, sound construction, service life is long.4, manufacturing cost is relatively low, thus reduces the use cost of people.5, gas preheating after mixing can be improve the activation energy of combustion gas, beneficially combustion stability, efficiency height, and improves heat utilization efficiency.
Description
Technical field
This utility model belongs to kitchen range technical field, especially relates to a kind of fully pre-mixing gas combustion burner.
Background technology
Fully pre-mixing gas combustion burner combustion flame is short or nonflame, flame are concentrated, burning fully, utilize heat exchange.But, market
On premix burner, use fixed structure piece passively to blend combustion gas and air more, blend uneven, combustion efficiency is poor.Further,
The combustion head of existing premix burner, in order to realize short-flame even nonflame, uses metal gauze more, and metal gauze is expensive,
And the resistance to burning of metal gauze, corrosion resistance, water-fast spattering property etc. are relatively poor, when regulating power on a large scale, it is also easy to tempering,
Pre-hot poor.
Such as, Chinese patent literature disclose a kind of gas-cooker pre-mixing type combustion apapratus [application number:
201010507107.7], including fire cover, burner seat, nozzle, burner seat be provided with air intake, fuel gas inlet, combustion gas chamber,
Air chamber, combustion gas chamber connects with fuel gas inlet, and air chamber connects with air intake, and nozzle is provided with gas port, jet expansion, combustion
QI KOU connects with combustion gas chamber, and nozzle is arranged on inside burner seat, is mainly technically characterized ny it and also includes blower fan, and assembling exists
At air intake, nozzle being additionally provided with mixing section, air scoop, air scoop connects with air chamber.
Although such scheme improves prior art, it is possible to mixing air and combustion gas.But, however it remains mixed effect
Undesirable, the most high technical problem of combustion rate.
Summary of the invention
The purpose of this utility model is for the problems referred to above, it is provided that a kind of reasonable in design, good mixing effect entirely premix combustion
Air burner.
For reaching above-mentioned purpose, this utility model have employed following technical proposal: this fully pre-mixing gas combustion burner, including cylinder
Shape shell, described cylindrical case one end has air inlet, and the other end is provided with combustion head and combustion head connects with cylindrical case, its
It is characterised by, in described cylindrical case, is provided with the combustion gas distributor gear that combustion gas can be made to enter in cylindrical case, described combustion gas
Form premixer between distributor gear and combustion head, in described cylindrical case, be provided with driver, described driver connects
Have and outside air can be made to enter the impeller in cylindrical case from air inlet and combustion gas can be made fully to blend in premixer with air
Thus form the stirring wheel of gaseous mixture.
In above-mentioned fully pre-mixing gas combustion burner, described driver is motor, the line shaft two ends of this motor
The housing two ends and the line shaft that pass motor respectively are axially extending along cylindrical case, and described impeller is fixed on line shaft and leans on
One end of nearly air inlet, described stirring wheel is fixed on line shaft one end near combustion gas distributor gear.
In above-mentioned fully pre-mixing gas combustion burner, described combustion gas distributor gear includes gas distribution pipe ringwise,
Described gas distribution pipe is fixed in cylindrical case, and the sidepiece at gas distribution pipe is provided with some qi-emitting holes, described gas distribution
Hole is uniformly distributed or uneven distribution, and described gas distribution pipe connects the air supply pipe being located on cylindrical case.
In above-mentioned fully pre-mixing gas combustion burner, the centrage of described qi-emitting hole is mutual with the axis of cylindrical case
Vertical or be parallel to each other or the angle that formed is less than 90 °.
In above-mentioned fully pre-mixing gas combustion burner, described stirring wheel be positioned at gas distribution pipe near air inlet side or
Person is positioned at gas distribution pipe and near combustion head side or is surrounded by gas distribution pipe.
In above-mentioned fully pre-mixing gas combustion burner, described cylindrical case be provided with one end of air inlet have outer little interior greatly
The first conical cavity, described impeller is arranged in the first conical cavity, and described cylindrical case is provided with one end of combustion head
There is outer little interior the second big conical cavity, described combustion head and the connection of the second conical cavity.
In above-mentioned fully pre-mixing gas combustion burner, described combustion head includes the cylinder of open at both ends, sets in cylinder
The fire insulation non-return structure of horizontally set, described fire insulation non-return structure is had to have some axially extending along cylinder and can make from cylinder
The passage that the gaseous mixture that shape shell inputs to cylinder passes through, described passage is spaced apart in cylinder.
In above-mentioned fully pre-mixing gas combustion burner, described fire insulation non-return structure includes some spaced apart and vertically sets
The engine firewall put, forms an above-mentioned passage between two pieces of adjacent engine firewalls；Described engine firewall ringwise, each engine firewall
Being arranged concentrically and the size of each engine firewall increases the most successively, described engine firewall is fixed together by location structure；
Or described engine firewall is bar shaped lamellar, each engine firewall is the most spaced to be arranged in parallel, and described engine firewall is by location
Structure is fixed together.
In above-mentioned fully pre-mixing gas combustion burner, described fire insulation non-return structure also includes tubular positioning tube, institute
The engine firewall stated be fixed in positioning tube and the height of positioning tube and the height of engine firewall equal；The altitude range of described passage
For 3mm～30mm；The width range of described passage is 0.3mm～1.8mm；The height of described cylinder is the height of passage
3～6 times.
In above-mentioned fully pre-mixing gas combustion burner, the height of described engine firewall is identical or incomplete same or complete
Complete different；The horizontal spacing of described engine firewall is identical or incomplete same or entirely different；Described fire insulation non-return knot
Structure is fixedly installed on the stage casing of inner barrel.
Compared with prior art, the advantage of this fully pre-mixing gas combustion burner is: 1, reasonable in design, good mixing effect,
Efficiency of combustion is high.2, prevent from being tempered effective, when more can prevent from regulating on a large scale power, produce tempering.3, sound construction, uses
Life-span is long.4, manufacturing cost is relatively low, thus reduces the use cost of people.5, gas preheating after mixing can be improve combustion
The activation energy of gas, beneficially combustion stability, efficiency height, and improve heat utilization efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model provides.
In figure, cylindrical case 1, air inlet 2, combustion head 3, combustion gas distributor gear 4, premixer 5, driver 6, impeller 61,
Stirring wheel 62, line shaft 63, gas distribution pipe 41, qi-emitting hole 42, air supply pipe the 43, first conical cavity the 11, second conical cavity
12, cylinder 31, fire insulation non-return structure 32, passage 33, engine firewall 321.
Detailed description of the invention
As it is shown in figure 1, this fully pre-mixing gas combustion burner, including cylindrical case 1, cylindrical case 1 one end has air inlet 2,
The other end is provided with combustion head 3 and combustion head 3 connects with cylindrical case 1, is provided with combustion gas can be made to enter cylindrical case in cylindrical case 1
Combustion gas distributor gear 4 in 1, forms premixer 5, is provided with driving in cylindrical case 1 between combustion gas distributor gear 4 and combustion head 3
Device 6, driver 6 connects and has the impeller 61 that outside air can be made to enter in cylindrical case 1 from air inlet 2 and combustion gas can be made with empty
Gas fully blends in premixer 5 thus forms the stirring wheel 62 of gaseous mixture.Combustion gas can be made to be distributed in by combustion gas distributor gear 4
In premixer 5, the combustion gas after distribution can quickly mix with air, by stirring wheel 62 so that combustion gas is abundant with air the most also
Blending faster and form gaseous mixture, gaseous mixture combustion flame when combustion head 3 burns is short, and flame is concentrated, burning is abundant, solves
Cannot be blended rapidly and uniformly when combustion gas quickly carries with air.
In particular, driver 6 is motor, and line shaft 63 two ends of this motor pass the housing of motor respectively
Two ends and line shaft 63 are axially extending along cylindrical case 1, and impeller 61 is fixed on line shaft 63 one end near air inlet 2, stirs
Mixing wheel and 62 be fixed on line shaft 63 one end near combustion gas distributor gear 4, impeller 61 can have multiple and axle distribution to be fixed on dynamic
Power axle 63 has the most equally distributed some fan blade on one end of air inlet 2, impeller 61, and stirring wheel 62 also may be used
There to be multiple axial distribution to be fixed on line shaft 63 one end near combustion gas distributor gear 4, stirring wheel 62 has some justifying
Equally distributed paddle in circumferential direction；Combustion gas distributor gear 4 includes gas distribution pipe 41 ringwise, and gas distribution pipe 41 is solid
Being scheduled in cylindrical case 1, the sidepiece at gas distribution pipe 41 is provided with some qi-emitting holes 42, and qi-emitting hole 42 is uniformly distributed or uneven
Even distribution.Qi-emitting hole 42 can spray combustion gas towards stirring wheel 62, and combustion gas can be made directly in the effect of stirring wheel 62 more rapid
Mix with air down, improve mixing efficiency.
As preferably, the axis of the centrage of qi-emitting hole 42 and cylindrical case 1 be mutually perpendicular to or be parallel to each other or
The angle that person is formed is less than 90 °；Stirring wheel 62 is positioned at gas distribution pipe 41 and near air inlet 2 side or is positioned at gas distribution pipe
41 surround near combustion head 3 side or by gas distribution pipe 41；Cylindrical case 1 is provided with one end of air inlet 2 and has outer little interior
The first big conical cavity 11, impeller 61 is arranged in the first conical cavity 11, and cylindrical case 1 is provided with one end tool of combustion head 3
Having outer little interior the second big conical cavity 12, combustion head 3 connects with the second conical cavity 12.Second conical cavity 12 has wind gathering
Effect, the gaseous mixture of entrance combustion head 3 can be made more to concentrate quickly.
Combustion head 3 includes the cylinder 31 of open at both ends, is provided with the fire insulation non-return structure 32 of horizontally set in cylinder 31, every
Fire non-return structure 32 has some axially extending along cylinder 31 and can make to input the gaseous mixture to cylinder 31 from cylindrical case 1
The passage 33 passed through, passage 33 is spaced apart in cylinder 31, and fire insulation non-return structure 32 includes some spaced apart and vertically sets
The engine firewall 321 put, forms an above-mentioned passage 33 between two pieces of adjacent engine firewalls 321；Engine firewall 321 ringwise, respectively
Engine firewall 321 is arranged concentrically and the size of each engine firewall 321 increases the most successively, and engine firewall 321 is solid by location structure
It is scheduled on together；Or engine firewall 321 is in bar shaped lamellar, each engine firewall 321 is the most spaced to be arranged in parallel, and engine firewall 321 leads to
Cross location structure to be fixed together.Gaseous mixture from fire insulation non-return structure 32 lower end through after passage 33 on fire insulation non-return structure 32
End burning, owing to wind speed is relatively high, flame will not be transmitted to fire insulation non-return structure 32 lower end, thus ensures that gaseous mixture is at engine firewall
321 burnings above will not occur tempering phenomenon.Further, passage 33 is axially longer produces tempering when can prevent from regulating on a large scale power
Phenomenon.
It is interior and positioning tube that fire insulation non-return structure 32 also includes that tubular positioning tube, engine firewall 321 are fixed on positioning tube
Height is equal with the height of engine firewall 321；The altitude range of passage 33 is 3mm～30mm；The width range of passage 33 is 0.3mm
～1.8mm；The height of cylinder 31 is 3～6 times of the height of passage 33；The height of engine firewall 321 is identical or incomplete same
Or it is entirely different；The horizontal spacing of engine firewall 321 is identical or incomplete same or entirely different；Fire insulation non-return structure 32
It is fixedly installed on the stage casing within cylinder 31.
During work, driver 6 impeller 61 and stirring wheel 62 rotate, and impeller 61 makes air enter tubular from air inlet 2
In shell 1, combustion gas distributor gear 4 makes combustion gas be distributed in cylindrical case 1, and stirring wheel is passed through in the combustion gas entered in cylindrical case 1
62 fully blend in premixer 5 with air thus form gaseous mixture, and gaseous mixture enters combustion head 3, and gaseous mixture is from fire insulation non-return
Structure 32 lower end through after passage 33 on fire insulation non-return structure 32 end burning, the flame of engine firewall 321 upper end can be to engine firewall
321 heat, so that engine firewall 321 heats, the gaseous mixture in passage 33 can be carried out pre-by the engine firewall 321 after heating
Heat, highly big compared with high and relative area due to engine firewall 321, so that the pre-good in thermal property of mixed gas, improve combustion gas
Activation energy, beneficially combustion stability, efficiency height.
Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute
Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although the most more employ cylindrical case 1, air inlet 2, combustion head 3, combustion gas distributor gear 4, premixer 5,
Driver 6, impeller 61, stirring wheel 62, line shaft 63, gas distribution pipe 41, qi-emitting hole 42, air supply pipe the 43, first conical cavity
11, the term such as the second conical cavity 12, cylinder 31, fire insulation non-return structure 32, passage 33, engine firewall 321, but be not precluded from using
The probability of other term.Use these terms to be only used to more easily and describe and explain essence of the present utility model,
They are construed to any additional restriction is all contrary with this utility model spirit.
Claims (10)
1. a fully pre-mixing gas combustion burner, including cylindrical case (1), described cylindrical case (1) one end has air inlet
(2), the other end is provided with combustion head (3) and combustion head (3) connects with cylindrical case (1), it is characterised in that described cylindrical case
(1) the combustion gas distributor gear (4) that combustion gas can be made to enter in cylindrical case (1), described combustion gas distributor gear (4) and combustion it are provided with in
Burn and between head (3), form premixer (5), be provided with driver (6) in described cylindrical case (1), described driver (6) connects
It is connected to make outside air enter the impeller (61) in cylindrical case (1) from air inlet (2) and combustion gas and air can be made at premix
Fully blend in room (5) thus form the stirring wheel (62) of gaseous mixture.
Fully pre-mixing gas combustion burner the most according to claim 1, it is characterised in that described driver (6) is motor,
Line shaft (63) two ends of this motor pass the housing two ends of motor and line shaft (63) respectively along cylindrical case (1) axle
To extension, described impeller (61) is fixed on line shaft (63) one end near air inlet (2), and described stirring wheel (62) is fixed
At line shaft (63) near one end of combustion gas distributor gear (4).
Fully pre-mixing gas combustion burner the most according to claim 1 and 2, it is characterised in that described combustion gas distributor gear (4)
Including gas distribution pipe (41) ringwise, described gas distribution pipe (41) is fixed in cylindrical case (1), distributes in combustion gas
The sidepiece of pipe (41) is provided with some qi-emitting holes (42), and described qi-emitting hole (42) is uniformly distributed or uneven distribution, described
The upper connection of gas distribution pipe (41) has the air supply pipe (43) being located on cylindrical case (1).
Fully pre-mixing gas combustion burner the most according to claim 3, it is characterised in that the centrage of described qi-emitting hole (42)
It is mutually perpendicular to the axis of cylindrical case (1) or is parallel to each other or the angle that formed is less than 90 °.
Fully pre-mixing gas combustion burner the most according to claim 3, it is characterised in that described stirring wheel (62) is positioned at combustion gas
Distribution pipe (41) is near air inlet (2) side or is positioned at gas distribution pipe (41) near combustion head (3) side or by combustion gas
Distribution pipe (41) is surrounded.
Fully pre-mixing gas combustion burner the most according to claim 3, it is characterised in that described cylindrical case (1) be provided with into
The one end in air port (2) has outer little interior big the first conical cavity (11), and described impeller (61) is arranged on the first conical cavity
(11), in, described cylindrical case (1) is provided with one end of combustion head (3) and has outer little interior big the second conical cavity (12), institute
The combustion head (3) stated connects with the second conical cavity (12).
Fully pre-mixing gas combustion burner the most according to claim 1 and 2, it is characterised in that described combustion head (3) includes two
Hold uncovered cylinder (31), in cylinder (31), be provided with the fire insulation non-return structure (32) of horizontally set, described fire insulation non-return knot
Structure (32) has some axially extending along cylinder (31) and can make the gaseous mixture in cylindrical case (1) input to cylinder (31)
The passage (33) passed through, described passage (33) is spaced apart in cylinder (31).
Fully pre-mixing gas combustion burner the most according to claim 7, it is characterised in that described fire insulation non-return structure (32) bag
Include engine firewall (321) that is some spaced apart and that be vertically arranged, formed between two pieces of adjacent engine firewalls (321) one above-mentioned
Passage (33)；Described engine firewall (321) ringwise, each engine firewall (321) be arranged concentrically and each engine firewall (321) size by
Interior to increasing successively outward, described engine firewall (321) is fixed together by location structure；Or described engine firewall (321)
In bar shaped lamellar, each engine firewall (321) is the most spaced to be arranged in parallel, and described engine firewall (321) is solid by location structure
It is scheduled on together.
Fully pre-mixing gas combustion burner the most according to claim 8, it is characterised in that described fire insulation non-return structure (32) is also
Including tubular positioning tube, described engine firewall (321) is fixed in positioning tube and the height of positioning tube and engine firewall (321)
Height equal；The altitude range of described passage (33) is 3mm～30mm；The width range of described passage (33) is
0.3mm～1.8mm；3～6 times of the height that height is passage (33) of described cylinder (31).
Fully pre-mixing gas combustion burner the most according to claim 8, it is characterised in that the height of described engine firewall (321)
Identical or incomplete same or entirely different；The horizontal spacing of described engine firewall (321) is identical or incomplete same
Or it is entirely different；Described fire insulation non-return structure (32) is fixedly installed on the stage casing that cylinder (31) is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725613.6U CN205782925U (en) | 2016-07-05 | 2016-07-05 | Fully pre-mixing gas combustion burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725613.6U CN205782925U (en) | 2016-07-05 | 2016-07-05 | Fully pre-mixing gas combustion burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205782925U true CN205782925U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620725613.6U Active CN205782925U (en) | 2016-07-05 | 2016-07-05 | Fully pre-mixing gas combustion burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205782925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972597A (en) * | 2016-07-05 | 2016-09-28 | 温岭市百然机械有限公司 | Full premixing gas burner |
-
2016
- 2016-07-05 CN CN201620725613.6U patent/CN205782925U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972597A (en) * | 2016-07-05 | 2016-09-28 | 温岭市百然机械有限公司 | Full premixing gas burner |
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