CN202769728U - Device for preheating premixed gas by utilizing waste heat - Google Patents
Device for preheating premixed gas by utilizing waste heat Download PDFInfo
- Publication number
- CN202769728U CN202769728U CN201220487724.XU CN201220487724U CN202769728U CN 202769728 U CN202769728 U CN 202769728U CN 201220487724 U CN201220487724 U CN 201220487724U CN 202769728 U CN202769728 U CN 202769728U
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- CN
- China
- Prior art keywords
- waste heat
- mixing chamber
- flue gas
- burner
- gas
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- 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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- 239000007789 gas Substances 0.000 title claims abstract description 33
- 239000002918 waste heat Substances 0.000 title claims abstract description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 31
- 239000000919 ceramic Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims 1
- 239000003517 fume Substances 0.000 description 33
- 229910052751 metal Inorganic materials 0.000 description 25
- 239000002184 metal Substances 0.000 description 25
- 239000004575 stone Substances 0.000 description 25
- 239000000567 combustion gas Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 16
- 230000001413 cellular effect Effects 0.000 description 14
- 238000002485 combustion reaction Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007599 discharging Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Gas Burners (AREA)
Abstract
本实用新型涉及一种利用余热对预混燃气进行预热的装置，包括炉盘、燃烧器和混合腔，炉盘底的中部设有燃烧器，燃烧器与混合腔连通，装置还包括用于将炉盘内的烟气余热导流至混合腔外壁以对混合腔内预混燃气进行预热的烟气导流罩，炉盘的边沿具有与锅接触的翻边，烟气导流罩与炉盘底部连通，烟气导流罩套设于混合腔外，烟气导流罩与混合腔的外壁在底部密封连接，烟气导流罩上设有余热排放的出口。本实用新型取消了炉盘上部传统的烟气排放缺口，减少未经余热利用的烟气直接排放。通过将混合腔设置在烟气导流罩内，使得预热装置与灶具形成一体，不需要拆分单独使用就可以实现对通入灶具内的预混燃气进行预热的目的。
The utility model relates to a device for preheating premixed gas by utilizing waste heat, which comprises a furnace pan, a burner and a mixing chamber. The middle part of the bottom of the furnace pan is provided with a burner, and the burner communicates with the mixing chamber. The device also includes a The flue gas guide hood that conducts the waste heat of the flue gas in the hob to the outer wall of the mixing chamber to preheat the premixed gas in the mixing chamber. The edge of the hob has a flange that contacts the pot. The bottom of the hob is connected, the flue gas diversion cover is sleeved outside the mixing chamber, the flue gas diversion cover is sealed and connected with the outer wall of the mixing chamber at the bottom, and the exhaust gas diversion cover is provided with an outlet for exhausting waste heat. The utility model cancels the traditional flue gas discharge gap on the upper part of the furnace pan, and reduces the direct emission of the flue gas without waste heat utilization. By arranging the mixing chamber in the flue gas guide hood, the preheating device is integrated with the cooker, and the purpose of preheating the premixed gas passing into the cooker can be realized without being disassembled and used separately.
Description
Technical field
The utility model relates to a kind of range device, particularly a kind of device that utilizes waste heat pre-mixing gas combustion to be carried out preheating.
Background technology
More existing kitchen range are provided with the device that air is carried out preheating at present, but preheating device belongs to the corollary apparatus of independent use, and do not form one with kitchen range itself.
The utility model content
The technical problems to be solved in the utility model provides a kind of device that utilizes waste heat pre-mixing gas combustion to be carried out preheating.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of device that utilizes waste heat pre-mixing gas combustion to be carried out preheating, comprise stone or metal plate for standing a stove on as a precaution against fire, burner and hybrid chamber, middle part at the bottom of the stone or metal plate for standing a stove on as a precaution against fire is provided with burner, burner is communicated with hybrid chamber, also comprise fume flow guiding cover, be used for the fume afterheat in the stone or metal plate for standing a stove on as a precaution against fire is guided to the hybrid chamber outer wall so that pre-mixing gas combustion in the hybrid chamber is carried out preheating, the edge of stone or metal plate for standing a stove on as a precaution against fire has the flange that contacts with pot, fume flow guiding cover is communicated with the stone or metal plate for standing a stove on as a precaution against fire bottom, fume flow guiding cover is sheathed on outside the hybrid chamber, the fume flow guiding cover bottom is tightly connected with the outer wall of hybrid chamber, and fume flow guiding cover is provided with the outlet of waste heat discharging.
The utility model is arranged on hybrid chamber in the fume flow guiding cover, so that preheating device and kitchen range form one, does not need to split independent use and just can realize purpose that the pre-mixing gas combustion that passes in the kitchen range is carried out preheating.
Also be provided with cellular porous pottery in the stone or metal plate for standing a stove on as a precaution against fire described above; The cellular porous pottery structure of dehiscing ringwise, the connectivity part of fume flow guiding cover and stone or metal plate for standing a stove on as a precaution against fire bottom is positioned at the below of cellular porous pottery.
The heat of flue gas is arrived cellular porous pottery by the bottom of a pan scattering, and cellular porous pottery is held back the heat in the flue gas, and further the abundant heat exchange of all flue gases and the bottom of a pan in the stone or metal plate for standing a stove on as a precaution against fire has been guaranteed in the radiation heating the bottom of a pan.And the flue gas by cellular porous pottery is collected again and enters in the fume flow guiding cover, and the combustion gas of premix and air in the hybrid chamber are carried out preheating, takes full advantage of the heat energy that kitchen range produce.
The structure of fume flow guiding cover described above is up big and down small frustum cone structure, the bottom of fume flow guiding cover is tightly connected by kuppe retaining ring and hybrid chamber, the arranged outside of fume flow guiding cover bottom has blast pipe, have outlet on the blast pipe, outlet outwards is used for directly discharging or is connected with other heaters.
The utility model is provided with the flange that contacts with pot at the edge of stone or metal plate for standing a stove on as a precaution against fire, the traditional fume emission breach in cancellation stone or metal plate for standing a stove on as a precaution against fire top, and also with stone or metal plate for standing a stove on as a precaution against fire, fume flow guiding cover, blast pipe and tail Zhang connection, the flue gas that reduces without UTILIZATION OF VESIDUAL HEAT IN directly discharges.
Useless flue gas in the fume flow guiding cover is sent into the tail Zhang of kitchen range by smoke exhaust pipe, be used for the water that the heating cook is used for cooking, washes pot, takes full advantage of remaining heat in the flue gas, so that kitchen range reach the purpose of energy-conservation again environmental protection.
The design of the up big and down small frustum cone structure of fume flow guiding cover is so that the waste heat that flows backwards can remain in the fume flow guiding cover more enduringly, conveniently to take full advantage of waste heat.
The step tubular structure of hybrid chamber described above for phasing down from top to down, an end that wherein is provided with burner is top, and the top of hybrid chamber is located in the stone or metal plate for standing a stove on as a precaution against fire, and the outer wall of hybrid chamber bottom is tightly connected by kuppe retaining ring and fume flow guiding cover.
Also be provided with some fins on the hybrid chamber outer wall described above.
The inwall of hybrid chamber outer wall described above and/or fume flow guiding cover has the helicitic texture of downward water conservancy diversion.
The stair structure of the structure of hybrid chamber of the present utility model for phasing down from top to down, so structure so that the heat exchange area of hybrid chamber and fume flow guiding cover increases, increases UTILIZATION OF VESIDUAL HEAT IN efficient.The fin of hybrid chamber outer wall mainly plays the effect that increases heat exchange area, also plays the effect that delays the waste heat discharging.And the helicitic texture of downward water conservancy diversion has been guaranteed the flue gas of fume flow guiding cover effectively along the downward water conservancy diversion of the hand of spiral, can effectively increase swap time and the area of waste heat.
Hybrid chamber described above communicates with the airduct elbow, and the airduct elbow other end links to each other with blower fan.
Be provided with ever-burning flame combustion gas and main fiery combustion gas two passes in the airduct elbow described above, the ever-burning flame blast tube communicates with burner, and main fiery gas pipeline is positioned at the porch of blower fan air intake.
The middle force feed wind air inlet that kitchen range of the present utility model adopt, the noise that blower fan and burning produce significantly reduces 30 decibels.
The utility model with combustion gas and air by behind the best proportioning premix, pass into again together preheating in the hybrid chamber, can utilize molecular thermalmotion to promote the adequacy that both mix on the one hand, significantly save on the other hand pre-mixing gas combustion and reach the heat that its burning-point need consume, thereby so that burning is more abundant, flame temperature is higher, reduces the discharge capacity of carbon monoxide.
Burner integral body described above is in the form of annular discs, and the bottom surface of disk evenly is provided with a plurality of bar-shaped troughs of radially opening in the circumferential direction of the circle, and the corresponding bar-shaped trough of the end face of disk arranges a plurality of through holes, and bar-shaped trough is communicated with through hole.The middle part of the bottom surface of burner is provided with arc-shaped convex, and bar-shaped trough is around this arc-shaped convex outer setting.
After the bar-shaped trough of mist in the hybrid chamber by the bottom of burner enters burner, again from the through hole jet impact the bottom of a pan on burner top, and arc-shaped convex is so that the further scattering of the air mixture of preheating, improve the adequacy that combustion gas mixes with air, then concentrate and enter the manhole that communicates with it by bar-shaped trough and eject burning, can further strengthen the adequacy that combustion gas mixes with air, and keep to greatest extent the expulsion pressure of pre-mixing gas combustion, thereby efficiency of combustion and the heat exchanger effectiveness of kitchen range have greatly been promoted.
Description of drawings
Fig. 1 is planar structure connection diagram of the present utility model;
Fig. 2 is the side view schematic diagram of the utility model bell;
Fig. 3 is the top view schematic diagram of the utility model bell;
Fig. 4 is the side view schematic diagram of the utility model fume flow guiding cover;
Fig. 5 is the top view schematic diagram of the utility model fume flow guiding cover;
Fig. 6 is the side view schematic diagram of the utility model airduct elbow;
Fig. 7 is the side view schematic diagram of the utility model burner;
Fig. 8 is the top view schematic diagram of the utility model burner;
Fig. 9 is the side view schematic diagram of the utility model hybrid chamber;
Figure 10 is the top view schematic diagram of the utility model hybrid chamber;
Figure 11 is the side view schematic diagram of the utility model kuppe retaining ring;
Figure 12 is the top view schematic diagram of the utility model kuppe retaining ring;
Figure 13 is the side view schematic diagram that the utility model holds together fire ring;
Figure 14 is the top view schematic diagram that the utility model holds together fire ring;
Figure 15 is the side view schematic diagram of the utility model fire cover kept burning day and night;
Figure 16 is the top view schematic diagram of the utility model fire cover kept burning day and night.
The specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
With reference to Fig. 1,2,3,4,5,6,9,10,11, shown in 12, a kind of device that utilizes waste heat pre-mixing gas combustion to be carried out preheating of the utility model, comprise stone or metal plate for standing a stove on as a precaution against fire 1, fume flow guiding cover 2, airduct elbow 3, cellular porous ceramic 4, burner 5 and hybrid chamber 6, stone or metal plate for standing a stove on as a precaution against fire 1 is the hollow cylinder dish of middle part perforate, the edge of stone or metal plate for standing a stove on as a precaution against fire 1 has the flange that contacts with pot, stone or metal plate for standing a stove on as a precaution against fire 1 is interior to be provided with the bending of three places altogether, the bottom of stone or metal plate for standing a stove on as a precaution against fire 1 communicates with fume flow guiding cover 2, the structure of fume flow guiding cover 2 is up big and down small frustum cone structure, the arranged outside of fume flow guiding cover 2 bottoms has blast pipe, the outlet of blast pipe links to each other with the tail Zhang of kitchen range, fume flow guiding cover 2 is sheathed on outside the hybrid chamber 6, the step tubular structure of hybrid chamber 6 for phasing down from top to down, an end that is provided with burner 5 is top, the top of hybrid chamber 6 is located in the stone or metal plate for standing a stove on as a precaution against fire 1, the outer wall of the bottom of fume flow guiding cover 2 and hybrid chamber 6 is tightly connected mutually by kuppe retaining ring 7, also be provided with some fins on the outer wall of hybrid chamber 6, be equipped with the helicitic texture of downward water conservancy diversion on the inwall of the outer wall of hybrid chamber 6 and fume flow guiding cover 2, the bottom of hybrid chamber 6 is communicated with the blower fan elbow 3 of " L " type by kuppe retaining ring 7, one end of airduct elbow 3 and kuppe retaining ring 7 are communicated with, the other end of airduct elbow 3 is connected to blower fan, link to each other with a blower fan side of end of airduct elbow 3 is provided with ever-burning flame combustion gas breather pipe 8 and main fiery combustion gas breather pipe 9, ever-burning flame combustion gas breather pipe 8 communicates with burner 5, and main fiery combustion gas breather pipe 9 is located at blower fan air intake porch.
With reference to Fig. 1; 7; 8; 13; 14; 15; shown in 16; cellular porous ceramic 4 tilting racks are located in the stone or metal plate for standing a stove on as a precaution against fire 1; cellular porous ceramic 4 dehisce ringwise structure and cellular porous ceramic 4 outermost edges are close to stone or metal plate for standing a stove on as a precaution against fire 1; fume flow guiding cover 2 is positioned at cellular porous ceramic 4 below with the connectivity part of stone or metal plate for standing a stove on as a precaution against fire 1 bottom; burner 5 is positioned at the medium position of stone or metal plate for standing a stove on as a precaution against fire 1 bottom and is communicated with hybrid chamber 6; burner 5 is whole in the form of annular discs; comprise holding together fire ring 10 and fire cover kept burning day and night 11; the upper, annular edge 501 of burner 5 is socketed in the top of hybrid chamber 6; the bottom of the lower annular edge 502 of burner 5 evenly is provided with a plurality of bar-shaped troughs of radially opening 503 in the circumferential direction of the circle; correspondence is provided with a plurality of through holes 504 on the upper, annular edge 501 of burner 5; bar-shaped trough 503 communicates with through hole 504; the lower central position of burner 5 is provided with arc-shaped convex bottom 505; the medium position of arc-shaped convex bottom 505 has the circular hole 506 that can supply ever-burning flame combustion gas breather pipe 8 to pass through; fire cover 11 kept burning day and night places on the circular hole 506; have some apertures 111 on the fire cover 11 kept burning day and night, hold together on the upper, annular edge 501 that fire ring 10 is arranged on burner 5.
When using kitchen range, with pressing in the blower fan air is sent into blower fan elbow 3 first, then in ever-burning flame combustion gas breather pipe 8, pass into suitable combustion gas, pass into the ever-burning flame combustion gas and directly arrive burner 5 by circular hole 506, and with close by 507 air pre-mixing that enter after, from 111 holes of fire cover 11 kept burning day and night, spray ignition.When needs add high flame and normally use, past main fiery combustion gas breather pipe 9 aweather pipe bend 3 passes into combustion gas, main fiery combustion gas and air enter hybrid chamber 6 through behind the best proportioning premix, after pre-mixing gas combustion preheating and the scattering process by burner 5 bottom circular arc type projections 505 in hybrid chamber 6 further fully mix, concentrate to enter the manhole 504 that communicates with it by bar-shaped trough 503 and eject burner 5 and meet the ever-burning flame ignition combustions.Flue gas after the burning is by holding together fire ring 10 further at the bottom of stone or metal plate for standing a stove on as a precaution against fire 1 interior diffusion and the heating kettle; at this moment; the temperature of stone or metal plate for standing a stove on as a precaution against fire 1 is up to 1600 ℃; the bottom of a pan passes through cellular porous ceramic 4 with most of high-temperature flue gas scattering again simultaneously; hold back the heat in the part of smoke this moment cellular porous ceramic 4; then continue again at the bottom of the heat radiation twice-cooked stir-frying; being trapped flue gas behind the part heat enters the bottom of stone or metal plate for standing a stove on as a precaution against fire 1 by the aperture on cellular porous ceramic 4 and enters in the fume flow guiding cover 2 thereupon; at this moment; the flue-gas temperature that is positioned at fume flow guiding cover 2 is about 400-500 ℃; flue gas moves from top to down; from below to up pre-mixing gas combustion in the hybrid chamber 6 is carried out preheating; gas temperature in the hybrid chamber 6 rises to approximately 200 ℃ thereupon, and the complete useless flue gas of preheating finally enters into the tail Zhang of kitchen range by smoke exhaust pipe, the water that continues to heat cooking and wash pot.
The according to the above description announcement of book and instruction, utility model those skilled in the art also can change and revise above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the utility model is not limited to also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, the specific term of some that use in this specification just for convenience of description, does not consist of any restriction to the utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220487724.XU CN202769728U (en) | 2012-09-20 | 2012-09-20 | Device for preheating premixed gas by utilizing waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220487724.XU CN202769728U (en) | 2012-09-20 | 2012-09-20 | Device for preheating premixed gas by utilizing waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202769728U true CN202769728U (en) | 2013-03-06 |
Family
ID=47776295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220487724.XU Expired - Fee Related CN202769728U (en) | 2012-09-20 | 2012-09-20 | Device for preheating premixed gas by utilizing waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202769728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829495A (en) * | 2012-09-20 | 2012-12-19 | 邓延鸿 | Energy-saving stove preheating premixed combustible gas by using after heat |
| CN109827197A (en) * | 2019-02-27 | 2019-05-31 | 泉州市万通节能科技有限公司 | A kind of energy conservation and environmental protection commercial stove |
-
2012
- 2012-09-20 CN CN201220487724.XU patent/CN202769728U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829495A (en) * | 2012-09-20 | 2012-12-19 | 邓延鸿 | Energy-saving stove preheating premixed combustible gas by using after heat |
| CN102829495B (en) * | 2012-09-20 | 2014-07-02 | 邓延鸿 | Energy-saving stove preheating premixed combustible gas by using after heat |
| CN109827197A (en) * | 2019-02-27 | 2019-05-31 | 泉州市万通节能科技有限公司 | A kind of energy conservation and environmental protection commercial stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160804 Address after: 519031 Guangdong city of Zhuhai province Hengqin Baohua Road No. 6, room 105 -12473 Patentee after: ZHUHAI GELEEN ENERGY TECHNOLOGY CO.,LTD. Address before: Gongbei Wan Road Xiangzhou District Zhuhai city Guangdong province 519015 No. 323 Building 5 Room 202 Patentee before: Deng Yanhong |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20210920 |