CN205579550U - Be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle - Google Patents
Be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle Download PDFInfo
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- CN205579550U CN205579550U CN201620280390.7U CN201620280390U CN205579550U CN 205579550 U CN205579550 U CN 205579550U CN 201620280390 U CN201620280390 U CN 201620280390U CN 205579550 U CN205579550 U CN 205579550U
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- bluff body
- connecting plate
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Abstract
The utility model belongs to the technical field of the blunt body group assembly part of thermal power combustor is used, specifically disclose a be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle, including straightening the blunt body of personally experiencing sth. Part of the body of board, reach the setting and in the blunt spacing hole of personally experiencing sth. Part of the body the body both sides of straight board, reach the first locating plate of setting on straightening the blunt body of board, reach the first connecting plate of being connected with first locating plate, reach setting respectively and at the second locating plate of straightening the blunt body both sides waist terminal surface of board, reach the second connecting plate of being connected with the second locating plate. The utility model has the advantages of 1, reasonable and the ceramic lining plate of its project organization can be quick install on the inner wall of the blunt body of straight board, dismantle simultaneously maintain convenient, only need with the set nut elasticity can, shorten down time, improve electricity generation work efficiency, 2, ceramic lining plate, wear -resisting, high temperature resistant, shock -resistant and long service life need not often to shut down and overhauls or change, guarantees normal work efficiency, reduces the production economic cost of enterprise simultaneously.
Description
Technical field
This utility model belongs to thermal power generation burner bluff body assembling fittings applied technical field, is specifically related to a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body, and it is wear-resisting, high temperature resistant, length in service life and being easily installed and demolition and maintenance.
Background technology
Coal burner, refers to allow coal dust the most fully burn, and produces the equipment of high temperature eddy current, root
According to purposes, coal burner is divided into, rotary kiln special coal powder burner, steam coal powder burner, asphalt blending station special coal powder burner.Coal burner has the multistage air-supply guide frame of speaking out of turn of particular design, coal dust can be made to produce high temperature eddy current by rotary kiln special coal powder burner at short notice, have burning completely, heat utilization efficiency is high, smoke abatement and dust control, energy-efficient, improve working conditions, the advantage such as reduce labor intensity.
For obtaining good coal dust firing effect, the nozzle of the coal burner in thermal power plant is horn-like frequently with reamer form, i.e. nozzle shape, and its internal flow area gradually expands.One group of straight plate bluff body dividing plate generally it is fixed with in the middle part of coal burner, making coal dust spread apart makes it fully burn, but, air-flow conveying solid substance coal dust is generally used due to thermal power plant, the high velocity air of entrained solids coal dust is when flowing through nozzle, the coal dust channel medial wall of solid particle impingement coal burner makes its heavy wear, thus straight plate bluff body in causing coal burner nozzle is short for service life, typically require the straight plate bluff body changed in burner nozzle, cause the normal operation that maintenance of equipment cost is high, have a strong impact on thermal power plant.Find that pottery is a kind of good high-abrasive material by research; if being applied in coal burner can effectively prevent coal dust channel medial wall from wearing and tearing; wear-resisting, the impact resistance of the straight plate bluff body in raising burner nozzle; but the straight plate bluff body abrasion in existing burner nozzle is relatively big (being the straight plate bluff body without liner plate as shown in Figure 1, Figure 2); need often to carry out dismounting and change or maintenance; and inefficiency when causing maintenance shut-downs or assembling or change; and then the problem of the overall electricity generation system work efficiency of impact, and this is current urgently to be resolved hurrily.
Therefore, based on the problems referred to above, this utility model provides a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body.
Utility model content
Utility model purpose: the purpose of this utility model is to provide a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body; its design is rational in infrastructure and ceramic lining plate can quickly be arranged on straight plate bluff body inwall; demolition and maintenance are convenient simultaneously; only location nut tightness adjusting need to be shortened downtime, improves power generation operation efficiency.
Technical scheme: this utility model provides a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body; including straight plate bluff body body; and it is arranged on the spacing hole of straight plate bluff body body both sides; and it is arranged on the first location-plate on straight plate bluff body body; and the first connecting plate being connected with the first location-plate; and it is separately positioned on the second location-plate of straight plate bluff body body both sides waist end face, and the second connecting plate being connected with the second location-plate；Between described first location-plate and the first connecting plate, it is respectively pottery between the second location-plate and the second connecting plate one-body molded prepared, wherein, between the first location-plate and the first connecting plate, between the second location-plate and the second connecting plate, respectively constitutes " L " shape structure.
The technical program, described first location-plate, the first connecting plate are set to several individually " L " shape structures or the first location-plate, the first connecting plate are set to overall structure L " shape structure.
The technical program, the protection liner plate of described straight plate bluff body, also include the hole, location being used in combination with straight plate bluff body body connecting hole being separately positioned on the first connecting plate and the second connecting plate.
The technical program, described first location-plate, the width d respectively of the second location-plate are 14mm-24mm, and thickness δ is 5mm-15mm；It is 2mm-12mm that described first connecting plate, the length of the second connecting plate are respectively 47mm-57mm, thickness δ 1.
The technical program, the end face joint face width between described first location-plate, the second location-plate and straight plate bluff body body is respectively greater than the end face width of straight plate bluff body body.
Compared with prior art; having the beneficial effects that of a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body of the present utility model: 1, its design is rational in infrastructure and ceramic lining plate can quickly be arranged on the inwall of straight plate bluff body body; demolition and maintenance are convenient simultaneously; only location nut tightness adjusting need to be shortened downtime, improves power generation operation efficiency；2, ceramic lining plate, wear-resisting, high temperature resistant, impact resistance and service life are long, it is not necessary to often maintenance down or replacing, it is ensured that normal work efficiency, reduce enterprise's production economy cost simultaneously.
Accompanying drawing explanation
Fig. 1 and Fig. 2 is the schematic diagram without lining plate structure of the coal burner nozzle straight plate bluff body of existing structure；
Fig. 3 is the plan structure schematic diagram of a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body of the present utility model；
Fig. 4 is the main TV structure schematic diagram of a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body of the present utility model；
Fig. 5, Fig. 6 are a kind of protection the A-A face of liner plate, B-B face sectional structure schematic diagrams being applied to coal burner nozzle straight plate bluff body of the present utility model；
Wherein, in figure, sequence number mark is as follows: 1-straight plate bluff body body, 2-spacing hole, 3-the first location-plate, 4-the first connecting plate, 5-the second location-plate, 6-the second connecting plate, 7-position hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with this utility model.
Embodiment one
A kind of protection liner plate being applied to coal burner nozzle straight plate bluff body as shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6; including straight plate bluff body body 1; and it is arranged on the spacing hole 2 of straight plate bluff body body 1 both sides; and it is arranged on the first location-plate 3 on straight plate bluff body body 1; and the first connecting plate 4 being connected with the first location-plate 3; and it is separately positioned on the second location-plate 5 of straight plate bluff body body 1 both sides waist end face, and the second connecting plate 6 being connected with the second location-plate 5；Between first location-plate 3 and the first connecting plate 4, pottery it is respectively one-body molded prepared between second location-plate 5 and the second connecting plate 6, wherein, between the first location-plate 3 and the first connecting plate 4, between the second location-plate 5 and the second connecting plate 6, respectively constitute " L " shape structure.
Further preferred; first location-plate the 3, first connecting plate 4 is set to several, and individually " L " shape structure or first location-plate the 3, first connecting plate 4 are set to overall structure L " shape structure; and the protection liner plate of straight plate bluff body; also including the hole, location 7 being used in combination with straight plate bluff body body 1 connecting hole being separately positioned on the first connecting plate 4 and the second connecting plate 6; liner plate of said structure, it is installed, demolition and maintenance are convenient and ensures assembling fastening, without coming off；And first the width d respectively of location-plate the 3, second location-plate 5 be 14mm-24mm; thickness δ is 5mm-15mm; and first the length of connecting plate the 4, second connecting plate 6 be respectively 47mm-57mm; thickness δ 1 is 2mm-12mm; said structure is several individually " L-shaped " protection board structures, and the effective coal burner nozzle straight plate bluff body that improves protects the scope of application of liner plate, practicality to be expanded；And the end face joint face width that first between location-plate the 3, second location-plate 5 and straight plate bluff body body 1 is respectively greater than the end face width of straight plate bluff body body 1; effectively straight plate bluff body body 1 can be formed protection; and then extend the service life of straight plate bluff body body 1; without frequent maintenance down or replacing, improve power generation operation efficiency.
Embodiment two
A kind of protection liner plate being applied to coal burner nozzle straight plate bluff body as shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6; including straight plate bluff body body 1; and it is arranged on the spacing hole 2 of straight plate bluff body body 1 both sides; and it is arranged on the first location-plate 3 on straight plate bluff body body 1; and the first connecting plate 4 being connected with the first location-plate 3; and it is separately positioned on the second location-plate 5 of straight plate bluff body body 1 both sides waist end face, and the second connecting plate 6 being connected with the second location-plate 5；Between first location-plate 3 and the first connecting plate 4, pottery it is respectively one-body molded prepared between second location-plate 5 and the second connecting plate 6, wherein, between the first location-plate 3 and the first connecting plate 4, between the second location-plate 5 and the second connecting plate 6, respectively constitute " L " shape structure.
Further preferred; first location-plate the 3, first connecting plate 4 is set to several, and individually " L " shape structure or first location-plate the 3, first connecting plate 4 are set to overall structure L " shape structure; and the protection liner plate of straight plate bluff body; also including the hole, location 7 being used in combination with straight plate bluff body body 1 connecting hole being separately positioned on the first connecting plate 4 and the second connecting plate 6; liner plate of said structure, it is installed, demolition and maintenance are convenient and ensures assembling fastening, without coming off；And first the width d respectively of location-plate the 3, second location-plate 5 be 19mm; thickness δ is 10mm; and first the length of connecting plate the 4, second connecting plate 6 be respectively 52mm; thickness δ 1 is 7mm; said structure said structure is several individually " L-shaped " protection board structures, and the effective coal burner nozzle straight plate bluff body that improves protects the scope of application of liner plate, practicality to be expanded；And the end face joint face width that first between location-plate the 3, second location-plate 5 and straight plate bluff body body 1 is respectively greater than the end face width of straight plate bluff body body 1; effectively straight plate bluff body body 1 can be formed protection; and then extend the service life of straight plate bluff body body 1; without frequent maintenance down or replacing, improve power generation operation efficiency.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvement, these improvement also should be regarded as protection domain of the present utility model.
Claims (5)
1. the protection liner plate being applied to coal burner nozzle straight plate bluff body; it is characterized in that: include straight plate bluff body body (1); and it is arranged on the spacing hole (2) of straight plate bluff body body (1) both sides; and it is arranged on the first location-plate (3) on straight plate bluff body body (1); and the first connecting plate (4) being connected with the first location-plate (3); and it is separately positioned on second location-plate (5) of straight plate bluff body body (1) both sides waist end face, and the second connecting plate (6) being connected with the second location-plate (5)；Between described first location-plate (3) and the first connecting plate (4), pottery it is respectively one-body molded prepared between second location-plate (5) and the second connecting plate (6), wherein, between first location-plate (3) and the first connecting plate (4), between the second location-plate (5) and the second connecting plate (6), respectively constitute " L " shape structure.
A kind of protection liner plate being applied to coal burner nozzle straight plate bluff body the most according to claim 1, it is characterised in that: described first location-plate (3), the first connecting plate (4) are set to several individually " L " shape structures or the first location-plate (3), the first connecting plate (4) are set to overall structure L " shape structure.
A kind of protection liner plate being applied to coal burner nozzle straight plate bluff body the most according to claim 1; it is characterized in that: the protection liner plate of described straight plate bluff body, also include the hole, location (7) being used in combination with straight plate bluff body body (1) connecting hole being separately positioned on the first connecting plate (4) and the second connecting plate (6).
A kind of protection liner plate being applied to coal burner nozzle straight plate bluff body the most according to claim 1, it is characterised in that: described first location-plate (3), the width d respectively of the second location-plate (5) they are 14mm-24mm, and thickness δ is 5mm-15mm；It is 2mm-12mm that described first connecting plate (4), the length of the second connecting plate (6) are respectively 47mm-57mm, thickness δ 1.
5. according to a kind of protection liner plate being applied to coal burner nozzle straight plate bluff body described in claim 1 or 4, it is characterised in that: the end face joint face width between described first location-plate (3), the second location-plate (5) and straight plate bluff body body (1) is respectively greater than the end face width of straight plate bluff body body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280390.7U CN205579550U (en) | 2016-04-07 | 2016-04-07 | Be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280390.7U CN205579550U (en) | 2016-04-07 | 2016-04-07 | Be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205579550U true CN205579550U (en) | 2016-09-14 |
Family
ID=56864285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620280390.7U Expired - Fee Related CN205579550U (en) | 2016-04-07 | 2016-04-07 | Be applied to protection welt of straight blunt body of board of pulverized coal burner nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205579550U (en) |
-
2016
- 2016-04-07 CN CN201620280390.7U patent/CN205579550U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Riqing Inventor before: Fan Youcun |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20210407 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |