CN106989394A - Combined fire cover of burner - Google Patents
Combined fire cover of burner Download PDFInfo
- Publication number
- CN106989394A CN106989394A CN201710366607.5A CN201710366607A CN106989394A CN 106989394 A CN106989394 A CN 106989394A CN 201710366607 A CN201710366607 A CN 201710366607A CN 106989394 A CN106989394 A CN 106989394A
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- CN
- China
- Prior art keywords
- fire cover
- ring
- annular
- fire
- shaped
- 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.)
- Pending
Links
- 239000002737 fuel gas Substances 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 2
- 230000003670 easy-to-clean Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 230000000116 mitigating effect Effects 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
- F23D14/583—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration of elongated shape, e.g. slits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/84—Flame spreading or otherwise shaping
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The invention discloses a combined fire cover of a burner, which comprises an annular fire cover lower body and an annular fire cover upper body detachably arranged on the annular fire cover lower body through a supporting structure, wherein the lower side of the annular fire cover upper body is positioned at the inner side of the annular fire cover lower body, an annular gas cavity with a downward opening is formed between the lower side of the annular fire cover lower body and the lower side of the annular fire cover upper body, a strip seam type outward fire hole channel communicated with the annular gas cavity is formed between the upper side of the annular fire cover lower body and the outer side wall of the upper end of the annular fire cover upper body, and the strip seam type outward fire hole channel is gradually inclined upwards from the annular gas cavity to the outer side of the ring. The present case simple structure easily realizes, is favorable to alleviateing the manufacturing complexity of combustor fire lid, tears open and washes the convenience, and it is formed with the outside fire hole passageway of strip seam formula, is favorable to the more even burning heating of gas.
Description
[technical field]
The present invention relates to a kind of burner combination formula fire cover.
[background technology]
The fire hole of existing atmospheric burner substantially has：Circle fire hole, square fire hole, bar shaped fire hole are several.Circle fire hole and bar shaped
Fire hole is caused high processing costs and had big by being machined into, it is necessary to control the parameters such as the dimensional tolerance of fire hole, fire hole angle
The burr of amount, affects the cost and combustibility of fire cover；Fang Huokong is typically formed using forging and stamping, but because fire hole is more and has
Tolerance, requires high to mould and die accuracy, and mould complexity and short life, the square fire hole for also having part stainless steel fire cover use punching press
Form, the problem of equally existing high machining accuracy and high cost.In addition, above-mentioned fire hole is independent aperture, also exist stifled
Pain spot not easy to clean after plug.
Therefore, above-mentioned defect how is overcome, it has also become those skilled in the art's important topic urgently to be resolved hurrily.
[content of the invention]
Instant invention overcomes the deficiency of above-mentioned technology there is provided a kind of burner combination formula fire cover, be conducive to mitigating and burn
The manufacture complexity of device fire cover, is unpicked and washed conveniently, and it is formed with the export-oriented fire hole passage of slit-aperture type, is conducive to combustion gas more uniformly to fire
Burn heating.
To achieve the above object, present invention employs following technical proposal：
A kind of burner combination formula fire cover, includes ring-shaped fire cover lower body 1 and is removably mounted at institute by supporting construction
The ring-shaped fire cover upper body 2 on ring-shaped fire cover lower body 1 is stated, the downside of ring-shaped fire cover upper body 2 is located at the ring of ring-shaped fire cover lower body 1
Inner side, downwardly open annular fuel gas chamber is formed between the downside of ring-shaped fire cover lower body 1 and the downside of the ring-shaped fire cover upper body 2
3, it is formed with and the annular fuel gas between the upside of ring-shaped fire cover lower body 1 and the upper end lateral wall of the ring-shaped fire cover upper body 2
The export-oriented fire hole passage 4 of slit-aperture type that chamber 3 is communicated, the export-oriented fire hole passage 4 of slit-aperture type outside from the annular fuel gas chamber 3 to ring
Direction is gradually tilted upward.
A kind of burner combination formula fire cover as described above, the ring-shaped fire cover upper body 2, which includes, is arranged on the annular
Fire cover upper body lower ring portion 21 on the inside of the ring of fire cover lower body 1 and it is connected on the fire cover upper body of the upside of fire cover upper body lower ring portion 21
Ring portion 22, the annular fuel gas chamber 3 is formed between the downside of ring-shaped fire cover lower body 1 and the downside of fire cover upper body lower ring portion 21
It is downwardly open, the upside of the ring-shaped fire cover lower body 1 is provided with the fire hole port annular lower surface 41 gradually expanded from bottom to top, institute
State the lateral wall of fire cover upper body upper ring section 22 and be provided with the fire hole port annular upper surface 42 gradually expanded from bottom to top, the fire hole leads to
The export-oriented fire hole passage 4 of the slit-aperture type is formed between road annular lower surface 41 and the fire hole port annular upper surface 42.
A kind of burner combination formula fire cover as described above, the supporting construction, which includes, is arranged on the fire hole passage ring
It is used to support some raised the 51 of the fire hole port annular upper surface 42 on shape lower surface 41.
A kind of burner combination formula fire cover as described above, the supporting construction, which also includes, some is arranged on the fire hole
The neck 52 in order to be caught in positioning for projection 51 corresponding with raised 51 position on port annular upper surface 42.
Be provided with a kind of burner combination formula fire cover as described above, the ring-shaped fire cover upper body 2 at side opening from it is lower to
On the annular sliding surface 23 that gradually expands.
A kind of burner combination formula fire cover as described above, the lower end outside wall of the ring-shaped fire cover lower body 1, which is provided with, to be easy to
Circular orientation step 11 or the ring-shaped fire cover lower body 1 of the location and installation of ring-shaped fire cover lower body 1 on fire divider for burner are tool
There is downwardly open fire divider for burner part.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, this case easy realization simple in construction, burner fire lid is passed through to support by ring-shaped fire cover lower body and ring-shaped fire cover upper body to be tied
Structure is assembled, and is easy to the split type manufacture of ring-shaped fire cover lower body and ring-shaped fire cover upper body, is conducive to mitigating burner fire lid
Complexity is manufactured, ring-shaped fire cover lower body and ring-shaped fire cover upper body can first be split and during cleaning, its is easy to clean, is solved existing
There is separate small aperture pain spot not easy to clean after blocking in fire cover；In addition, on the downside of the ring-shaped fire cover lower body and on the ring-shaped fire cover
Downwardly open annular fuel gas chamber is formed between on the downside of body, is easy to connect with fire divider for burner, and the ring-shaped fire cover lower body
The export-oriented fire hole passage of the slit-aperture type communicated with the annular fuel gas chamber is formed between upside and ring-shaped fire cover upper body upside,
The export-oriented fire hole passage of the slit-aperture type is gradually tilted upward from the annular fuel gas chamber to ring lateral direction, is easy to add top
The heating of hot body and the supplement to flame auxiliary air at the export-oriented fire hole access portal of slit-aperture type.
2nd, ring-shaped fire cover lower body excessive internal heat hole path annular lower surface and the fire cover upper body upper ring section lateral wall described in this case
Excessive internal heat hole path annular upper end face is all ring surface, and its is easy to process, and the fire hole port annular lower surface and the fire hole
The export-oriented fire hole passage of the slit-aperture type is cooperatively formed between port annular upper surface, in this way, without machining fire hole again, being conducive to
Processing cost is reduced, and it is easy to clean, separate small aperture pain spot not easy to clean after blocking in existing fire cover is solved, in addition, combustion gas gas
Stream is small by the resistance of existing fire cover separate small aperture by the resistance ratios of slit-aperture type extroversion fire hole passage, air velocity faster, one
Secondary air ejection is more preferable, while being tempered limit increase.
3rd, the supporting construction also includes some be arranged on the fire hole port annular upper surface and the raised position
Put correspondence to be caught in the neck of positioning for projection, be conducive to ring-shaped fire cover upper body clamping to be arranged on the ring-shaped fire cover
Relative shift is difficult on lower body and after installing.
4th, the annular sliding surface gradually expanded from bottom to top is provided with the ring-shaped fire cover upper body at side opening, is easy to the ring
Expanded in the ring of shape fire cover upper body during air flows upwards along the annular sliding surface, consequently facilitating on the export-oriented fire hole passage of slit-aperture type
The auxiliary air supplement of flame.
[brief description of the drawings]
Fig. 1 is one of blast diagram of this case.
Fig. 2 is the two of the blast diagram of this case.
Fig. 3 is a upward view after this case is assembled.
Fig. 4 is that Fig. 3 is rotation cut-away view at A-A.
[embodiment]
Feature of present invention and other correlated characteristics are described in further detail by embodiment below in conjunction with accompanying drawing, so as to
In the understanding of technical staff of the same trade：
As Figure 1-4, a kind of burner combination formula fire cover, includes ring-shaped fire cover lower body 1 and can by supporting construction
The ring-shaped fire cover upper body 2 on the ring-shaped fire cover lower body 1 is removed and installed, the downside of ring-shaped fire cover upper body 2 is located at the ring
On the inside of the ring of shape fire cover lower body 1, formed and opened downwards between the downside of ring-shaped fire cover lower body 1 and the downside of the ring-shaped fire cover upper body 2
The annular fuel gas chamber 3 of mouth, is formed between the upside of ring-shaped fire cover lower body 1 and the upper end lateral wall of the ring-shaped fire cover upper body 2
The export-oriented fire hole passage 4 of the slit-aperture type that is communicated with the annular fuel gas chamber 3, the export-oriented fire hole passage 4 of the slit-aperture type is from the annular
Gas chamber 3 is gradually tilted upward to ring lateral direction.
As described above, this case easy realization simple in construction, burner fire lid is by ring-shaped fire cover lower body 1 and ring-shaped fire cover upper body 2
It is assembled by supporting construction, is easy to the split type manufacture of ring-shaped fire cover lower body 1 and ring-shaped fire cover upper body 2, is conducive to mitigating
The manufacture complexity of burner fire lid, ring-shaped fire cover lower body 1 and ring-shaped fire cover upper body 2 can first be split and, its is clear during cleaning
Wash conveniently, solve separate small aperture pain spot not easy to clean after blocking in existing fire cover；In addition, the downside of ring-shaped fire cover lower body 1
Downwardly open annular fuel gas chamber 3 is formed between the downside of ring-shaped fire cover upper body 2, is easy to connect with fire divider for burner,
And be formed with and communicated with the annular fuel gas chamber 3 between the upside of ring-shaped fire cover lower body 1 and the upside of ring-shaped fire cover upper body 2
The export-oriented fire hole passage 4 of slit-aperture type, the export-oriented fire hole passage 4 of the slit-aperture type from the annular fuel gas chamber 3 to ring lateral direction by
Gradually tilt upward, be easy to the heating to top heated object and to flame auxiliary air at the export-oriented opening of fire hole passage 4 of slit-aperture type
Supplement.
As described above, when it is implemented, the ring-shaped fire cover upper body 2, which includes, is arranged on the ring of ring-shaped fire cover lower body 1
The fire cover upper body lower ring portion 21 of inner side and the fire cover upper body upper ring section 22 for being connected to the upside of fire cover upper body lower ring portion 21, it is described
The downwardly open of the annular fuel gas chamber 3 is formed between the downside of ring-shaped fire cover lower body 1 and the downside of fire cover upper body lower ring portion 21,
The upside of ring-shaped fire cover lower body 1 is provided with the fire hole port annular lower surface 41 gradually expanded from bottom to top, the fire cover upper body
The lateral wall of upper ring section 22 is provided with the fire hole port annular upper surface 42 gradually expanded from bottom to top, the fire hole port annular lower end
The export-oriented fire hole passage 4 of the slit-aperture type is formed between face 41 and the fire hole port annular upper surface 42, in this way, ring described in this case
On the excessive internal heat hole path of shape fire cover lower body 1 annular lower surface 41 and the lateral wall excessive internal heat hole path of fire cover upper body upper ring section 22 annular
End face 42 is all ring surface, and its is easy to process, and the fire hole port annular lower surface 41 and the fire hole port annular upper end
The export-oriented fire hole passage 4 of the slit-aperture type is cooperatively formed between face 42, in this way, without machining fire hole again, advantageously reducing processing
Cost, and it is easy to clean, separate small aperture pain spot not easy to clean after blocking in existing fire cover is solved, in addition, fuel gas flow passes through bar
The resistance ratios of seam extroversion fire hole passage 4 are small by the resistance of existing fire cover separate small aperture, and faster, primary air draws air velocity
Penetrate more preferably, while being tempered limit increase.
As described above, when it is implemented, the supporting construction, which includes, is arranged on the fire hole port annular lower surface 41
It is upper to be used to support some raised the 51 of the fire hole port annular upper surface 42, it is easy to specific implementation.
As described above, when it is implemented, the supporting construction also includes some be arranged on the fire hole port annular
The neck 52 in order to be caught in positioning for projection 51 corresponding with raised 51 position on end face 42, is conducive to the ring-shaped fire cover
The clamping of upper body 2 is arranged on the ring-shaped fire cover lower body 1 and is difficult relative shift after installing.
As described above, when it is implemented, being provided with what is gradually expanded from bottom to top on the ring-shaped fire cover upper body 2 at side opening
Annular sliding surface 23, is easy to during air flows upwards in the ring of ring-shaped fire cover upper body 2 to expand along the annular sliding surface 23, so that just
The auxiliary air of flame is supplemented on to the export-oriented fire hole passage 4 of slit-aperture type.
As described above, when it is implemented, the lower end outside wall of the ring-shaped fire cover lower body 1, which is provided with, is easy to ring-shaped fire cover lower body
Circular orientation step 11 or the ring-shaped fire cover lower body 1 of 1 location and installation on fire divider for burner are with downwardly open
Fire divider for burner part.
As described above, this case protection is a kind of burner combination formula fire cover, all are same or like with this case structure
Technical scheme should all be shown as falling into the protection domain of this case.
Claims (6)
1. a kind of burner combination formula fire cover, it is characterised in that include ring-shaped fire cover lower body (1) and removable by supporting construction
Unload and be located at institute on the downside of the ring-shaped fire cover upper body (2) on the ring-shaped fire cover lower body (1), the ring-shaped fire cover upper body (2)
State on the inside of ring-shaped fire cover lower body (1) ring, on the downside of the ring-shaped fire cover lower body (1) between the downside of the ring-shaped fire cover upper body (2)
Formed on the upside of downwardly open annular fuel gas chamber (3), the ring-shaped fire cover lower body (1) and ring-shaped fire cover upper body (2) upper end
The export-oriented fire hole passage (4) of the slit-aperture type communicated with the annular fuel gas chamber (3) is formed between lateral wall, the slit-aperture type is export-oriented
Fire hole passage (4) is gradually tilted upward from the annular fuel gas chamber (3) to ring lateral direction.
2. a kind of burner combination formula fire cover according to claim 1, it is characterised in that ring-shaped fire cover upper body (2) bag
Include the fire cover upper body lower ring portion (21) being arranged on the inside of ring-shaped fire cover lower body (1) ring and be connected under the fire cover upper body
With fire cover upper body lower ring portion on the downside of fire cover upper body upper ring section (22) on the upside of ring portion (21), the ring-shaped fire cover lower body (1)
(21) form the downwardly open of the annular fuel gas chamber (3) between downside, be provided with the upside of the ring-shaped fire cover lower body (1) from it is lower to
On the fire hole port annular lower surface (41) that gradually expands, the fire cover upper body upper ring section (22) lateral wall provided with from bottom to top by
On the big fire hole port annular upper surface (42) of flaring, the fire hole port annular lower surface (41) and the fire hole port annular
The export-oriented fire hole passage (4) of the slit-aperture type is formed between end face (42).
3. a kind of burner combination formula fire cover according to claim 2, it is characterised in that the supporting construction, which includes, to be set
Put is used for some projections for supporting the fire hole port annular upper surface (42) on the fire hole port annular lower surface (41)
(51)。
4. a kind of burner combination formula fire cover according to claim 3, it is characterised in that the supporting construction also includes
It is some be arranged on the fire hole port annular upper surface (42) it is corresponding in order to for projection (51) with described raised (51) position
It is caught in the neck (52) of positioning.
5. a kind of burner combination formula fire cover according to claim 1, it is characterised in that on the ring-shaped fire cover upper body (2)
Provided with the annular sliding surface (23) gradually expanded from bottom to top at side opening.
6. a kind of burner combination formula fire cover according to claim 1-5 any one, it is characterised in that the ring-shaped fire
The lower end outside wall of lid lower body (1), which is provided with, is easy to annular of ring-shaped fire cover lower body (1) location and installation on fire divider for burner to determine
Position step (11) or the ring-shaped fire cover lower body (1) are with downwardly open fire divider for burner part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366607.5A CN106989394A (en) | 2017-05-23 | 2017-05-23 | Combined fire cover of burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366607.5A CN106989394A (en) | 2017-05-23 | 2017-05-23 | Combined fire cover of burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106989394A true CN106989394A (en) | 2017-07-28 |
Family
ID=59419700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710366607.5A Pending CN106989394A (en) | 2017-05-23 | 2017-05-23 | Combined fire cover of burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106989394A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036314A (en) * | 2017-12-29 | 2018-05-15 | 华帝股份有限公司 | Special structure combustor of giving vent to anger |
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| CN104515134A (en) * | 2014-12-19 | 2015-04-15 | 郑国鸿 | Gas stove fire distributor |
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| CN105465788A (en) * | 2015-11-30 | 2016-04-06 | 华帝股份有限公司 | Combined fire cover of gas stove |
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| CN205560742U (en) * | 2016-04-13 | 2016-09-07 | 创尔特热能科技(中山)有限公司 | Fire cover of combustor |
| CN106090913A (en) * | 2016-08-16 | 2016-11-09 | 宁波方太厨具有限公司 | A kind of external ring fire cover of gas stove burner |
| CN106152139A (en) * | 2016-08-26 | 2016-11-23 | 宁波方太厨具有限公司 | A kind of flame cover for gas range |
| CN205717207U (en) * | 2016-05-28 | 2016-11-23 | 华帝股份有限公司 | Combined fire cover |
| CN206831506U (en) * | 2017-05-23 | 2018-01-02 | 华帝股份有限公司 | Combined fire cover of burner |
-
2017
- 2017-05-23 CN CN201710366607.5A patent/CN106989394A/en active Pending
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| US20140060517A1 (en) * | 2011-02-14 | 2014-03-06 | Hangzhou Robam Appliances Co., Ltd. | Burner |
| CN102141246A (en) * | 2011-02-28 | 2011-08-03 | 美的集团有限公司 | Multi-layer internal flame burner and gas stove equipped with same |
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| CN108036314A (en) * | 2017-12-29 | 2018-05-15 | 华帝股份有限公司 | Special structure combustor of giving vent to anger |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170728 |
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| RJ01 | Rejection of invention patent application after publication |