CN106196039A - A kind of slotted blunt - Google Patents
A kind of slotted blunt Download PDFInfo
- Publication number
- CN106196039A CN106196039A CN201610752098.5A CN201610752098A CN106196039A CN 106196039 A CN106196039 A CN 106196039A CN 201610752098 A CN201610752098 A CN 201610752098A CN 106196039 A CN106196039 A CN 106196039A
- Authority
- CN
- China
- Prior art keywords
- bluff body
- feed pipe
- bluff
- slotted blunt
- blunt
- 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.)
- Granted
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Classifications
-
- 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)
- Supports For Pipes And Cables (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to a kind of slotted blunt, it is characterised in that this slotted blunt includes: feed pipe, by the bluff body body of symmetrically arranged two and half bluff body combination, be welded in the locating ring that feed pipe is anterior, and be arranged at the anti-drop device at feed pipe rear portion；Wherein, two halves bluff body is joined together to form bluff body body by card slot type quick connecting parts, can realize the function being rapidly assembled and disassembled；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 can change the position of bluff body body distance spout not only by the position changing locating ring and anti-decylization, and due to the existence of anti-drop device, can avoid causing the generation of the serious accidents such as flame-out, detonation even blast owing to 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
Owing to slitting bluff-body burner possesses holding flame stabilization, overheavy firing, economize on coal and the characteristic of fuel-economizing so that it is extensively
Apply in coal dust firing field.Slotted blunt lee face, owing to being chronically exposed to the environment of high-temp combustion, easily damages, especially
Being vertical bluff body burner, bluff body there is also, while damaging, the danger that bluff body comes off；In Industrial Boiler field, using bluff body
During burner, when using coal and design coal character difference bigger, the position that need to move bluff body is even changed blunt
Body arrives the purpose of coal dust efficient burning, but existing bluff body mounting means, replacing bluff body and change location comparison are difficult.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of slotted blunt, can not only avoid owing to bluff body surprisingly damages
Badly causing the accident fallen to occur, it is also possible to convenient bluff body position and the quick-replaceable bluff body of adjusting, minimizing slotted blunt burns
The frequency of maintenance of device, extends the service life of burner.
For achieving the above object, the present invention takes techniques below scheme: a kind of slotted blunt, it is characterised in that this cracks
Bluff body includes: feed pipe, by the bluff body body of symmetrically arranged two and half bluff body combination, is welded in described feed pipe anterior
Locating ring, and be arranged at the anti-drop device at described feed pipe rear portion；Wherein, half bluff body described in two is quick by card slot type
Connection member is joined together to form described bluff body body, and described locating ring is used for described bluff body body on described feed pipe
Being accurately positioned, described anti-drop device is connected between described half bluff body and feed pipe, with prevent described half bluff body from described enter
Come off on material pipe.
In a preferred embodiment, each described half bluff body include lining, bluff body windward side, bluff body lee face and
Lower lining, and described upper lining, bluff body lee face and lower lining be semicircular configuration, the windward side of described bluff body windward side with
Described upper lining periphery is fastenedly connected, and the leeward end of described bluff body windward side is fastenedly connected with described bluff body lee face periphery, institute
State bluff body lee face inner circumferential to be fastenedly connected with described lower lining periphery.
In a preferred embodiment, described card slot type quick connecting parts is be arranged at each described half bluff body upper
Lining, bluff body windward side and the concavo-convex draw-in groove of lower lining both sides, two described half bluff bodies are connected to one by described concavo-convex draw-in groove
Rise and form described bluff body body.
In a preferred embodiment, described anti-drop device is made up of anti-decylization and mousing-hook, described anticreep boxing
Being connected on the described feed pipe at described locating ring rear, multiple described mousing-hooks are circumferentially welded in described anti-decylization and the bluff body back of the body
Between wind face.
In a preferred embodiment, on described feed pipe, compartment of terrain is welded with multiple described locating ring, with convenient
Change bluff body body distance spout position.
In a preferred embodiment, the position of described mousing-hook is higher than the position of described anti-decylization, and both set distance
Put and be advisable between 2mm～15mm.
In a preferred embodiment, circumferentially arranged some gussets inside described bluff body lee face, to prevent bluff body
Lee face is because being heated and cooling strain.
In a preferred embodiment, described mousing-hook is inverted L-shaped, and its one end is welded on described gusset, the other end
It is welded on described anti-decylization.
In a preferred embodiment, described locating ring is identical with the shape of described feed pipe with the shape of anti-decylization,
For circular, square or hexagon.
In a preferred embodiment, to be applicable to V-type bluff body, circular cone bluff body, oval bluff body, sand dune shape blunt for the present invention
Body or cylindrical bluff body.
Due to the fact that and take above technical scheme, it has the advantage that 1, the present invention is at 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.2, the present invention is provided with the concavo-convex draw-in groove matched in two and half bluff body lateral symmetry, and two and half bluff bodies lead to
Cross this concavo-convex draw-in groove can quickly and conveniently link together, thus the function being rapidly assembled and disassembled can be realized.3, the present invention opens
It is provided with the anti-drop device that can hook bluff body lee face, even if bluff body lee face surprisingly burns out, due to anticreep in seam bluff body
The existence of dropping control device, can avoid causing the generation of the serious accidents such as flame-out, detonation even blast owing to bluff body falls.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of embossed card groove on bluff body body of the present invention；
Fig. 3 is the partial enlarged drawing of the concavo-convex draw-in groove of the present invention.
Label in figure: 1 is feed pipe, 2 is bluff body body, and 21 is upper lining, and 22 is bluff body windward side, and 23 is that bluff body is leeward
Face, 24 is lower lining, and 25 is gusset, and 3 is locating ring, and 4 is anti-drop device, and 41 is anti-decylization, and 42 is mousing-hook, and 5 is concavo-convex
Draw-in groove.
Detailed description of the invention
With embodiment, the present invention is described in detail below in conjunction with the accompanying drawings.It should be appreciated, however, that the offer of accompanying drawing is only
In order to be more fully understood that the present invention, they should not be interpreted as limitation of the present invention.
Such as Fig. 1, as described in 2, the slotted blunt that the present invention provides includes feed pipe 1, bluff body body 2, locating ring 3 and anticreep
Dropping control device 4.Wherein, bluff body body 2 is made up of symmetrically arranged two halves bluff body, and every half bluff body includes that lining 21, bluff body are met
Wind face 22, bluff body lee face 23 and lower lining 24, and upper lining 21, bluff body lee face 23 and lower lining 24 be semi-circular, blunt
Front end, body windward side 22 is fastenedly connected with upper lining 21 periphery, and rear end, bluff body windward side 22 is with the fastening of bluff body lee face 23 periphery even
Connecing, bluff body lee face 23 inner circumferential is fastenedly connected with lower lining 24 periphery.Meanwhile, upper lining 21, bluff body at every half bluff body are met
Wind face 22 and lower lining 24 both sides are provided with the concavo-convex draw-in groove 5 (as shown in Figure 3) matched, and two halves bluff body passes through concavo-convex draw-in groove
5 are joined together to form bluff body body 2.Locating ring 3 is welded in the front portion of feed pipe 1, and its effect is to make bluff body body 2 exist
It is accurately positioned on feed pipe 1.Anti-drop device 4 is made up of anti-decylization 41 and mousing-hook 42, and anti-decylization 41 is welded in locating ring 3 times
On the feed pipe 1 of side, multiple mousing-hooks 42 are circumferentially welded between anti-decylization 41 and bluff body lee face 23.
In a preferred embodiment, on feed pipe 1, multiple locating rings 3 can be welded in compartment of terrain, to change easily
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 higher than the position of anti-decylization 41, two
Person's distance is arranged between 2mm～15mm and is advisable.
In a preferred embodiment, circumferentially arranged some gussets 25 (as shown in Figure 1) inside bluff body lee face 23,
To prevent bluff body lee face 23 because being heated and cooling strain.
In a preferred embodiment, in inverted L-shaped (as shown in Figure 1), its one end is welded on gusset 25 in mousing-hook 42,
The other end is welded on anti-decylization 41.
In a preferred embodiment, locating ring 3 is identical with the shape of feed pipe 1 with the shape of anti-decylization 42, can set
It is set to circular, square, hexagon or other are irregularly shaped.
In a preferred embodiment, the slotted blunt of the present invention is applicable to V-type bluff body, circular cone bluff body, oval blunt
Body, sand dune shape bluff body, cylindrical bluff body or other shapes of any curves bluff body.
The present invention when mounted, is first fixed on wherein half bluff body on feed pipe 1, then will from feed pipe 1 top
Second half bluff body slips into, and two halves bluff body is quickly and conveniently joined together to form bluff body originally by symmetrically arranged concavo-convex draw-in groove 5
Body 2, thus the function being rapidly assembled and disassembled can be realized.
The various embodiments described above are merely to illustrate the present invention, and the structure of the most each parts, connected mode and processing technology etc. are all
Can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement, the most should not get rid of
Outside protection scope of the present invention.
Claims (10)
1. a slotted blunt, it is characterised in that this slotted blunt includes:
Feed pipe,
By the bluff body body of symmetrically arranged two and half bluff body combination,
It is welded in the locating ring that described feed pipe is anterior, and
It is arranged at the anti-drop device at described feed pipe rear portion；
Wherein, half bluff body described in two is joined together to form described bluff body body by card slot type quick connecting parts, described fixed
Position ring for described bluff body body being accurately positioned on described feed pipe, described anti-drop device be connected to described half bluff body with
Between feed pipe, to prevent described half bluff body from coming off from described feed pipe.
2. a kind of slotted blunt as claimed in claim 1, it is characterised in that each described half bluff body includes lining, bluff body
Windward side, bluff body lee face and lower lining, and described upper lining, bluff body lee face and lower lining be semicircular configuration, described
The windward side of bluff body windward side is fastenedly connected with described upper lining periphery, and the leeward end of described bluff body windward side is carried on the back with described bluff body
Periphery, wind face is fastenedly connected, and described bluff body lee face inner circumferential is fastenedly connected with described lower lining periphery.
3. a kind of slotted blunt as claimed in claim 2, it is characterised in that described card slot type quick connecting parts is for being arranged at
The upper lining of each described half bluff body, bluff body windward side and the concavo-convex draw-in groove of lower lining both sides, two described half bluff bodies pass through institute
State concavo-convex draw-in groove and be joined together to form described bluff body body.
4. a kind of slotted blunt as claimed in claim 2, it is characterised in that described anti-drop device is by anti-decylization and mousing-hook
Composition, described anticreep boxing is connected on the described feed pipe at described locating ring rear, and multiple described mousing-hooks are circumferentially welded in
Between described anti-decylization and bluff body lee face.
5. a kind of slotted blunt as claimed in claim 1, it is characterised in that compartment of terrain is welded with multiple on described feed pipe
Described locating ring.
6. a kind of slotted blunt as claimed in claim 4, it is characterised in that the position of described mousing-hook is higher than described anti-decylization
Position, both distances are arranged between 2mm～15mm and are advisable.
7. a kind of slotted blunt as claimed in claim 4, it is characterised in that if circumferentially arranged inside described bluff body lee face
Dry gusset.
8. a kind of slotted blunt as claimed in claim 7, it is characterised in that described mousing-hook is inverted L-shaped, and its one end is welded on
On described gusset, the other end is welded on described anti-decylization.
9. a kind of slotted blunt as claimed in claim 4, it is characterised in that the shape of described locating ring and anti-decylization is with described
The shape of feed pipe is identical, for circular, square or hexagon.
10. a kind of slotted blunt as described in any one of claim 1 to 9, it is characterised in that this slotted blunt is applicable to 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 true CN106196039A (en) | 2016-12-07 |
| CN106196039B 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 |
|---|---|
| CN106196039B (en) | 2018-05-25 |
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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. |