CN106196039B - A kind of slotted blunt - Google Patents
A kind of slotted blunt Download PDFInfo
- Publication number
- CN106196039B CN106196039B CN201610752098.5A CN201610752098A CN106196039B CN 106196039 B CN106196039 B CN 106196039B CN 201610752098 A CN201610752098 A CN 201610752098A CN 106196039 B CN106196039 B CN 106196039B
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- CN
- China
- Prior art keywords
- bluff body
- feed pipe
- bluff
- decylization
- slotted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D1/00—Burners for combustion of pulverulent fuel
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The present invention relates to a kind of slotted blunts, which is characterized in that the slotted blunt includes：Feed pipe, the bluff body body formed by symmetrically arranged two and half bluff body combination are welded in the locating ring of feed pipe forepart and are arranged at the anti-drop device at feed pipe rear portion；Wherein, two halves bluff body is joined together to form bluff body body, it can be achieved that the function being rapidly assembled and disassembled by card slot type quick connecting parts；Locating ring is used for bluff body body being accurately positioned on feed pipe, and anti-drop device is connected between half bluff body and feed pipe, to prevent half bluff body from coming off from feed pipe.The present invention not only can change bluff body body apart from the position of spout by changing the position of locating ring and anti-decylization, but also due to the presence of anti-drop device, can cause flame-out, the detonation even generation of the serious accidents such as explosion to avoid since bluff body falls.
Description
Technical field
The present invention relates to a kind of coal burner core component, especially with regard to cracking in a kind of slitting bluff-body burner
Bluff body.
Background technology
Since slitting bluff-body burner possesses holding flame stabilization, overheavy firing, the characteristic economized on coal with fuel-economizing makes it extensively
Apply in coal dust firing field.Environment of the slotted blunt leeward due to being chronically exposed to high-temp combustion, is easily damaged, especially
It is vertical bluff body burner, there is also the danger that bluff body comes off while bluff body damages；In Industrial Boiler field, bluff body is being used
During burner, using coal and design coal property difference it is bigger when, need to move bluff body position even replace it is blunt
Body reaches the purpose of coal dust efficient burning, but existing bluff body mounting means, replaces bluff body and to change position relatively difficult.
The content of the invention
In view of the above-mentioned problems, the object of the present invention is to provide a kind of slotted blunts, not only it is avoided that since bluff body surprisingly damages
It is bad that the accident fallen is caused to occur, it can also facilitate adjustment bluff body position and quick-replaceable bluff body, reduce slotted blunt burning
The frequency of maintenance of device extends the service life of burner.
To achieve the above object, the present invention takes following technical scheme：A kind of slotted blunt, which is characterized in that this cracks
Bluff body includes：Feed pipe, the bluff body body formed by symmetrically arranged two and half bluff body combination are welded in the feed pipe forepart
Locating ring and be arranged at the anti-drop device at the feed pipe rear portion；Wherein, two half bluff bodies are quick by card slot type
Connecting component is joined together to form the bluff body body, and the locating ring is for the bluff body body on the feed pipe
Be accurately positioned, the anti-drop device is connected between half bluff body and feed pipe, with prevent half bluff body from it is described into
It comes off in expects pipe.
In a preferred embodiment, each half bluff body include upper bushing, bluff body windward side, bluff body leeward and
Lower bushing, and the upper bushing, bluff body leeward and lower bushing are semicircular configuration, the windward side of the bluff body windward side with
The upper bushing periphery is fastenedly connected, and the leeward end of the bluff body windward side is fastenedly connected with the bluff body leeward periphery, institute
Bluff body leeward inner circumferential is stated to be fastenedly connected with the lower bushing periphery.
In a preferred embodiment, the card slot type quick connecting parts are be arranged at each half bluff body upper
The concave-convex card slot of bushing, bluff body windward side and lower bushing both sides, two half bluff bodies are connected to one by the concave-convex card slot
It rises and forms the bluff body body.
In a preferred embodiment, the anti-drop device is made of anti-decylization and mousing-hook, the anticreep boxing
It is connected on the feed pipe at the locating ring rear, multiple mousing-hooks are circumferentially welded in the anti-decylization and the bluff body back of the body
Between wind face.
In a preferred embodiment, compartment of terrain is welded with multiple locating rings on the feed pipe, with convenient
Change bluff body body apart from the position of spout.
In a preferred embodiment, the position of the mousing-hook is higher than the position of the anti-decylization, and the two distance is set
Putting is advisable between 2mm~15mm.
In a preferred embodiment, circumferentially arranged several gussets on the inside of the bluff body leeward, to prevent bluff body
Leeward is because of heated and cooling strain.
In a preferred embodiment, the mousing-hook is in inverted L-shaped, and its one end is welded on the gusset, the other end
It is welded in the anti-decylization.
In a preferred embodiment, the shape of the locating ring and anti-decylization is identical with the shape of the feed pipe,
For circular, square or hexagon.
In a preferred embodiment, it is blunt to be suitable for V-type bluff body, circular cone bluff body, oval bluff body, sand dune shape by the present invention
Body or cylindrical bluff body.
The present invention has the following advantages due to taking above technical scheme：1st, the present invention is in the feed pipe of slotted blunt
On only weld locating ring and anti-decylization, and by change the position of locating ring and anti-decylization can change bluff body body away from
Position from spout.2nd, the present invention is symmetrically arranged with matched concave-convex card slot in two and half bluff body both sides, and two and half bluff bodies lead to
Crossing the bumps card slot can quickly and conveniently link together, so as to realize the function being rapidly assembled and disassembled.3rd, the present invention opens
The anti-drop device that can hook bluff body leeward is provided in seam bluff body, even if bluff body leeward is surprisingly burnt out, due to anticreep
The presence of dropping control device can cause flame-out, the detonation even generation of the serious accidents such as explosion to avoid since bluff body falls.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure diagram of embossed card slot on bluff body body of the present invention；
Fig. 3 is the partial enlarged view of the concave-convex card slot of the present invention.
Figure label：1 is feed pipe, and 2 be bluff body body, and 21 be upper bushing, and 22 be bluff body windward side, and 23 is leeward for bluff body
Face, 24 be lower bushing, and 25 be gusset, and 3 be locating ring, and 4 be anti-drop device, and 41 be anti-decylization, and 42 be mousing-hook, and 5 be bumps
Card slot.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.It should be appreciated, however, that the offer of attached drawing is only
For a better understanding of the present invention, they should not be interpreted as limitation of the present invention.
Such as Fig. 1, as described in 2, slotted blunt provided by the invention include feed pipe 1, bluff body body 2, locating ring 3 and anticreep
Dropping control device 4.Wherein, bluff body body 2 is made of symmetrically arranged two halves bluff body, each half bluff body includes upper bushing 21, bluff body is met
Wind face 22, bluff body leeward 23 and lower bushing 24, and upper bushing 21, bluff body leeward 23 and lower bushing 24 are semi-circular, it is blunt
22 front end of body windward side is fastenedly connected with 21 periphery of upper bushing, and 22 rear end of bluff body windward side connects with the fastening of 23 periphery of bluff body leeward
It connects, 23 inner circumferential of bluff body leeward is fastenedly connected with lower 24 periphery of bushing.Meanwhile upper bushing 21 in each half bluff body, bluff body are met
Wind face 22 and lower 24 both sides of bushing are both provided with matched concave-convex card slot 5 (as shown in Figure 3), and two halves bluff body passes through concave-convex card slot
5 are joined together to form bluff body body 2.Locating ring 3 is welded in the forepart of feed pipe 1, and effect is that bluff body body 2 can be made to exist
It is accurately positioned on feed pipe 1.Anti-drop device 4 is made of anti-decylization 41 and mousing-hook 42, and anti-decylization 41 is welded under locating ring 3
On the feed pipe 1 of side, multiple mousing-hooks 42 are circumferentially welded between anti-decylization 41 and bluff body leeward 23.
In a preferred embodiment, multiple locating rings 3 can be welded in compartment of terrain on feed pipe 1, easily to change
Bluff body body 2 is apart from the position of spout.
In a preferred embodiment, the position of the mousing-hook 42 of anti-drop device 4 be higher than anti-decylization 41 position, two
Person's distance is advisable between being arranged on 2mm~15mm.
In a preferred embodiment, the 23 circumferentially arranged several gussets 25 (as shown in Figure 1) in inside of bluff body leeward,
To prevent bluff body leeward 23 because of heated and cooling strain.
In a preferred embodiment, mousing-hook 42 is in inverted L-shaped (as shown in Figure 1), and its one end is welded on gusset 25,
The other end is welded in anti-decylization 41.
In a preferred embodiment, the shape of locating ring 3 and anti-decylization 42 is identical with the shape of feed pipe 1, can set
It is set to circular, square, hexagon or other irregular shapes.
In a preferred embodiment, it is blunt to be suitable for V-type bluff body, circular cone bluff body, ellipse to slotted blunt of the invention
Body, sand dune shape bluff body, cylindrical bluff body or other shapes of any curves bluff bodies.
The present invention when mounted, is fixed on wherein half bluff body on feed pipe 1 first, then will from 1 top of feed pipe
The other half bluff body slips into, and two halves bluff body is quickly and conveniently joined together to form bluff body sheet by symmetrically arranged concave-convex card slot 5
Body 2, so as to realize the function being rapidly assembled and disassembled.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each component, connection mode and manufacture craft etc. are all
It can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement should not exclude
Outside protection scope of the present invention.
Claims (10)
1. a kind of slotted blunt, which is characterized in that the slotted blunt includes：
Feed pipe,
The bluff body body formed by symmetrically arranged two and half bluff body combination,
Be welded in the feed pipe forepart locating ring and
It is arranged at the anti-drop device at the feed pipe rear portion；
Wherein, two half bluff bodies are joined together to form the bluff body body by card slot type quick connecting parts, described fixed
Position ring for bluff body body being accurately positioned on the feed pipe, the anti-drop device be connected to half bluff body with
Between feed pipe, to prevent half bluff body from coming off from the feed pipe.
2. a kind of slotted blunt as described in claim 1, which is characterized in that each half bluff body includes upper bushing, bluff body
Windward side, bluff body leeward and lower bushing, and the upper bushing, bluff body leeward and lower bushing are semicircular configuration, it is described
The windward side of bluff body windward side is fastenedly connected with the upper bushing periphery, and leeward end and the bluff body of the bluff body windward side are carried on the back
Wind face periphery is fastenedly connected, and the bluff body leeward inner circumferential is fastenedly connected with the lower bushing periphery.
3. a kind of slotted blunt as claimed in claim 2, which is characterized in that the card slot type quick connecting parts are to be arranged at
Upper bushing, bluff body windward side and the concave-convex card slot of lower bushing both sides of each half bluff body, two half bluff bodies pass through institute
It states concave-convex card slot and is joined together to form the bluff body body.
4. a kind of slotted blunt as claimed in claim 2, which is characterized in that the anti-drop device is by anti-decylization and mousing-hook
Composition, the anti-decylization are welded on the feed pipe at the locating ring rear, and multiple mousing-hooks are circumferentially welded in
Between the anti-decylization and bluff body leeward.
5. a kind of slotted blunt as described in claim 1, which is characterized in that compartment of terrain is welded with multiple on the feed pipe
The locating ring.
6. a kind of slotted blunt as claimed in claim 4, which is characterized in that the position of the mousing-hook is higher than the anti-decylization
Position, the two distance is advisable between being arranged on 2mm~15mm.
7. a kind of slotted blunt as claimed in claim 4, which is characterized in that if circumferentially arranged on the inside of the bluff body leeward
Dry gusset.
8. a kind of slotted blunt as claimed in claim 7, which is characterized in that the mousing-hook is in inverted L-shaped, and its one end is welded on
On the gusset, the other end is welded in the anti-decylization.
9. a kind of slotted blunt as claimed in claim 4, which is characterized in that the shape of the locating ring and anti-decylization with it is described
The shape of feed pipe is identical, is circular, square or hexagon.
10. such as a kind of slotted blunt of claim 1 to 9 any one of them, which is characterized in that the slotted blunt is suitable for V-type
Bluff body, circular cone bluff body, oval bluff body, sand dune shape bluff body or cylindrical bluff body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752098.5A CN106196039B (en) | 2016-08-29 | 2016-08-29 | A kind of slotted blunt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752098.5A CN106196039B (en) | 2016-08-29 | 2016-08-29 | A kind of slotted blunt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106196039A CN106196039A (en) | 2016-12-07 |
| CN106196039B true CN106196039B (en) | 2018-05-25 |
Family
ID=57527377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610752098.5A Active CN106196039B (en) | 2016-08-29 | 2016-08-29 | A kind of slotted blunt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106196039B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994005952A1 (en) * | 1992-09-02 | 1994-03-17 | Rolls-Royce Power Engineering Plc | Improvements in or relating to fossil fuel burners |
| CN101650027A (en) * | 2009-09-08 | 2010-02-17 | 河南陆德筑机股份有限公司 | Multifunction coal dust combustor |
| CN202452488U (en) * | 2012-01-18 | 2012-09-26 | 金川集团有限公司 | Burner for roasting pulverized coal at low temperature in rotary kiln |
| CN204574021U (en) * | 2015-03-20 | 2015-08-19 | 陈瑞 | The spray gun of fluidized solids fuel |
| CN204786375U (en) * | 2015-08-07 | 2015-11-18 | 福建华电邵武发电有限公司 | Buggy blunt body combustor that cracks |
| CN205979755U (en) * | 2016-08-29 | 2017-02-22 | 煤科院节能技术有限公司 | Blunt body cracks |
-
2016
- 2016-08-29 CN CN201610752098.5A patent/CN106196039B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994005952A1 (en) * | 1992-09-02 | 1994-03-17 | Rolls-Royce Power Engineering Plc | Improvements in or relating to fossil fuel burners |
| CN101650027A (en) * | 2009-09-08 | 2010-02-17 | 河南陆德筑机股份有限公司 | Multifunction coal dust combustor |
| CN202452488U (en) * | 2012-01-18 | 2012-09-26 | 金川集团有限公司 | Burner for roasting pulverized coal at low temperature in rotary kiln |
| CN204574021U (en) * | 2015-03-20 | 2015-08-19 | 陈瑞 | The spray gun of fluidized solids fuel |
| CN204786375U (en) * | 2015-08-07 | 2015-11-18 | 福建华电邵武发电有限公司 | Buggy blunt body combustor that cracks |
| CN205979755U (en) * | 2016-08-29 | 2017-02-22 | 煤科院节能技术有限公司 | Blunt body cracks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106196039A (en) | 2016-12-07 |
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Address after: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee after: Beijing Tiandi Sunac Technology Co.,Ltd. Address before: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee before: CHINA COAL RESEARCH INSTITUTE (CCRI) ENERGY SAVING TECHNOLOGY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder |