CN108571898A - Rotary kiln burner protective device - Google Patents
Rotary kiln burner protective device Download PDFInfo
- Publication number
- CN108571898A CN108571898A CN201710149407.4A CN201710149407A CN108571898A CN 108571898 A CN108571898 A CN 108571898A CN 201710149407 A CN201710149407 A CN 201710149407A CN 108571898 A CN108571898 A CN 108571898A
- Authority
- CN
- China
- Prior art keywords
- rotary kiln
- protective device
- burner
- integral cannula
- castable
- 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
- 230000001681 protective effect Effects 0.000 title claims abstract description 21
- 230000011218 segmentation Effects 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000004873 anchoring Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D2021/0057—Security or safety devices, e.g. for protection against heat, noise, pollution or too much duress; Ergonomic aspects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The present invention provides a kind of rotary kiln burner protective devices; including burner body; further include the integral cannula that is set to its peripheral side coaxial with burner body; the integral cannula be axially-displaceable dynamic formula and its can be rotated around the central axis of burner body; the integral cannula peripheral side is equipped with one layer of castable, further includes the segmentation casing of several interconnections.The present invention can effectively extend the service life of burner, and have both can on-line control hold together the function of petticoat pipe, its relevant operation can it is of short duration stop kiln, even do not stop kiln in the case of carry out, effectively reduce equipment cost and castable cost, reduce economic loss to greatest extent, it can be that enterprise creates maximum profit, have a vast market application prospect.
Description
Technical field
The present invention relates to cement industries to be burnt into kiln hood burner arts, especially a kind of for extending burner life and tune
Save the rotary kiln burner protective device of flame profile.
Background technology
The steady operating of sinter leaching system is the key that cement producing line runs well, and the performance of kiln hood burner is direct
The product quality, energy consumption and running rate for influencing production line, to influence economic benefit.
Kiln hood burner has that working life is short used at present, and main cause is burner for a long time by high temperature
Secondary Air washes away, and the castable (the especially lower branch of castable) on combustor external surface, which is easily peeled off, to fall off, protection combustion
After the castable of burner falls off, the service life of burner will drastically shorten.Moment concern burner head cast is wanted in actual production
The situation of material, once it damages, it is necessary to stop kiln immediately and beat castable again, otherwise will burn out burner head, or even burn
Bad kiln brick, causes the economic loss of bigger.However, in actual production process, often stop standing again after kiln repairs castable of short duration
It comes into operation, the castable service life for lacking enough curing times is very short；Also some production lines can two burner alternatings
It uses, but burner replaces extremely inconvenience, can also increase cost.
One unite petticoat pipe in addition, increasing outside kiln hood burner outlet, can to improve the shape of flame, protection kiln brick,
Energy-saving and raising clinker quality has certain effect.But hold together petticoat pipe best extension elongation will according to actual conditions come
It is fixed, and the petticoat pipe that holds together on existing burner once fixes its extension elongation and is very difficult to adjust.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of rotary kiln burner protective device, can effectively prolong
The service life of long burner, and have both can on-line control hold together the function of petticoat pipe.
The technical solution adopted by the present invention to solve the technical problems is：Rotary kiln burner protective device, including burning
Device ontology, further includes the integral cannula that is set to its peripheral side coaxial with burner body, the integral cannula be it is axial can
It is mobile and it can be rotated around the central axis of burner body.
Embodiment as a further preference, the integral cannula right side are equipped with the flange being fixed on burner body
Plate is connected between integral cannula and this flanged plate by several adjusting bolts, and integral cannula can be realized by adjusting this adjusting bolt
Axial movement.
Embodiment as a further preference, the integral cannula peripheral side are equipped with one layer of castable.
Embodiment as a further preference, the castable are internally provided with several anchorings being fixed in integral cannula
The section of part, the anchoring piece is preferably V-type.
Embodiment as a further preference further includes the segmentation casing of several interconnections, this point being connected with each other
One end of section casing is fixedly connected with the right end of integral cannula, and the other end is connected by adjusting bolt with the fixed plate.
Embodiment as a further preference, the segmentation casing peripheral side are equipped with one layer of castable, the castable
It is internally provided with several anchoring pieces being fixed on segmentation casing.
Embodiment as a further preference, the segmentation casing are mutually spliced by several bushing blocks.
Embodiment as a further preference is bolted or is directly welded between adjacent casing block.
Embodiment as a further preference, between the integral cannula medial surface and the lateral surface of burner body there are
Gap forms cold air duct.
Embodiment as a further preference, one end and wind turbine or the exogenous wind of burner body of the cold air duct
Pipe is connected.
The positive effect of the present invention：The present invention can effectively extend the service life of burner, and have both can on-line control hold together
The function of petticoat pipe, relevant operation can it is of short duration stop kiln, even do not stop kiln in the case of carry out, effectively reduce equipment cost
And castable cost, reduce economic loss to greatest extent, can be that enterprise creates maximum profit, have a vast market and answer
Use foreground.
Description of the drawings
Fig. 1 is the structural schematic diagram of rotary kiln burner protective device described in embodiment 1；
Fig. 2 is structural schematic diagram when pouring material lower branch described in embodiment 1 falls off；
Fig. 3 is rotated to the structural schematic diagram behind upside after pouring material lower branch described in embodiment 1 falls off；
Fig. 4 is the structural schematic diagram of rotary kiln burner protective device described in embodiment 2；
Fig. 5 is the cross section structure schematic diagram in the faces A-A in Fig. 4；
Fig. 6 is the structural schematic diagram of rotary kiln burner protective device described in embodiment 2
Specific implementation mode
Below in conjunction with the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Embodiment 1
Referring to Fig.1, the preferred embodiment of the present invention 1 provides a kind of rotary kiln burner protective device, including burner body
1, further include the integral cannula 2 that is set to its peripheral side coaxial with burner body 1, the integral cannula 2 is axially-displaceable
Dynamic formula and its can be rotated around the central axis of burner body 1.
Specifically, the right side of the integral cannula 2 is equipped with the flanged plate 6 being fixed on burner body 1, integral cannula 2 with
It is connected by several adjusting bolts 3 between this flanged plate 6, integral cannula 2 can realize axial movement by adjusting this adjusting bolt 3.
2 peripheral side of the integral cannula is equipped with one layer of castable 4.
The castable 4 is internally provided with several anchoring pieces 5 being fixed in integral cannula 2, and the section of the anchoring piece 5 is excellent
It is selected as V-type.
There are gaps to form cold air duct, this cold wind between 2 medial surface of the integral cannula and the lateral surface of burner body 1
The one end in channel is connected with the outer air hose of wind turbine or burner body.
The burner body 1 can be any type of tube burner；The head of the integral cannula 2 can be stretched out
Burner body end face a distance uses for holding together petticoat pipe, and the front end of integral cannula 2 can remove；Integral cannula and burner
There are gaps appropriate, the gap on the one hand to allow casing free to slide on burner body between ontology, another party
Face also forms cold air duct；The adjusting bolt 3 can will be adjusted before and after the position of integral cannula 2, to elongate or shorten cigarette
The extension elongation of cover adjusts flame profile；
As shown in Fig. 2, when integral cannula front end is washed away and peels off not serious, burner body 1 can not extracted out
In the case of, integral cannula 2 is adjusted forward using the adjusting bolt 3；When integral cannula front end, which is washed away, peels off more serious,
Often such case be front end lower half washed away it is more serious, i.e., castable peel off position 7 be below, can dismantle at this time
Adjusting bolt 3 rotates a certain angle integral cannula 2 around burner centerline, and castable situation is made preferably partly to revolve
The position (as shown in figure 3, castable peeling position 7 is adjusted to top) for being easiest to be washed away is gone to, then adjusting bolt 3 is connected
It connects.
Embodiment 2
With reference to Fig. 4 and Fig. 5, the preferred embodiment of the present invention 2 provides a kind of rotary kiln burner protective device, with embodiment 1
Unlike, further include the segmentation casing 8 of several interconnections, one end of this segmentation casing 8 being connected with each other is covered with whole
The right end of pipe 2 is fixedly connected, and the other end is connected by adjusting bolt 3 with the flanged plate.
The segmentation casing peripheral side also is provided with one layer of castable, and the castable is internally provided with several be fixed on and is segmented set
Anchoring piece on pipe.
As shown in figure 5, the segmentation casing is mutually spliced by several bushing blocks 11, pass through spiral shell between adjacent casing block 11
It tethers and connects or directly weld.
When 2 front end of integral cannula, which is washed away, peels off very serious, burner body 1 can be extracted out, be removed impaired whole
The new front end of integral cannula is adjusted to forward original position, so by 2 front end of body casing (the removal position 10 in Fig. 4) with adjusting bolt 3
After dismantle adjusting bolt 3, the segmentation casing 8 adds in the space left after integral cannula 2 moves forward to (segmentation casing is point
Block structure), with connection bolt 9, (this connection bolt 9 may be the same or different with 3 quantity of the adjusting bolt and diameter, adjust certainly
The diameter for saving bolt and connection bolt is preferably identical, and to realize the general of nut, and quantity can be different) it is connected to former whole set
On pipe 1, anchoring piece is welded on segmentation casing and accomplishes fluently castable by particular/special requirement, forms new integral cannula, with adjusting spiral shell
Bolt 3 is connected on burner body.The castable newly accomplished fluently so is not put into immediately in the worst environment in front end, but
Front end use can be just gradually moved into after the curing period of some time.With the extension of usage time, can use more
More segmentation casings (as shown in Figure 6).
Above-mentioned all steps can it is of short duration stop kiln, even do not stop kiln in the case of carry out, reduce equipment cost and cast
Expect cost, reduce economic loss to greatest extent, maximum profit is created for enterprise.
Certainly, when coming into operation, integral cannula also can be substituted all by the segmentation casing being connected with each other.
It is above-described to be merely a preferred embodiment of the present invention, it should be understood that the explanation of above example is only used
In facilitating the understanding of the method and its core concept of the invention, it is not intended to limit the scope of protection of the present invention, it is all the present invention's
Any modification for being made within thought and principle, equivalent replacement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. rotary kiln burner protective device, including burner body, it is characterised in that：Further include coaxial with burner body
Be set to the integral cannula of its peripheral side, the integral cannula be axially-displaceable dynamic formula and its can be around the central shaft of burner body
Line rotates.
2. rotary kiln burner protective device according to claim 1, it is characterised in that：It is equipped on the right side of the integral cannula
The flanged plate being fixed on burner body is connected between integral cannula and this flanged plate by several adjusting bolts, integral cannula
Axial movement can be realized by adjusting this adjusting bolt.
3. rotary kiln burner protective device according to claim 1, it is characterised in that：The integral cannula peripheral side is set
There is one layer of castable.
4. rotary kiln burner protective device according to claim 3, it is characterised in that：If the castable is internally provided with
The section of the solid anchoring piece being scheduled in integral cannula, the anchoring piece is preferably V-type.
5. according to the rotary kiln burner protective device described in any one of claim 1-4 claims, it is characterised in that：Also
Segmentation casing including several interconnections, this one end of segmentation casing being connected with each other and the right end of integral cannula are fixed and are connected
It connects, the other end is connected by adjusting bolt with the fixed plate.
6. rotary kiln burner protective device according to claim 5, it is characterised in that：The segmentation casing peripheral side is set
There are one layer of castable, the castable to be internally provided with several anchoring pieces being fixed on segmentation casing.
7. rotary kiln burner protective device according to claim 5, it is characterised in that：The segmentation casing is by several sets
Plumber block is mutually spliced.
8. rotary kiln burner protective device according to claim 7, it is characterised in that：Pass through bolt between adjacent casing block
Connection is directly welded.
9. rotary kiln burner protective device according to claim 1, it is characterised in that：The integral cannula medial surface with
There are gaps to form cold air duct between the lateral surface of burner body.
10. rotary kiln burner protective device according to claim 9, it is characterised in that：One end of the cold air duct
It is connected with the outer air hose of wind turbine or burner body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149407.4A CN108571898A (en) | 2017-03-14 | 2017-03-14 | Rotary kiln burner protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149407.4A CN108571898A (en) | 2017-03-14 | 2017-03-14 | Rotary kiln burner protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108571898A true CN108571898A (en) | 2018-09-25 |
Family
ID=63578307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710149407.4A Pending CN108571898A (en) | 2017-03-14 | 2017-03-14 | Rotary kiln burner protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108571898A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1307673A (en) * | 1998-12-10 | 2001-08-08 | 弗·尔·斯米德恩公司 | Burner |
| CN2715079Y (en) * | 2004-08-11 | 2005-08-03 | 孔学标 | Sectional refractory material protection tube for rotary kiln burner |
| CN102213550A (en) * | 2011-04-08 | 2011-10-12 | 洛阳水泥工程设计研究院有限公司 | External castable masonry method for burner of rotary cement clinker production kiln |
| CN203231632U (en) * | 2013-02-04 | 2013-10-09 | 滕州中联水泥有限公司 | Cement rotary kiln front kilneye structure |
| CN206724728U (en) * | 2017-03-14 | 2017-12-08 | 南京凯盛国际工程有限公司 | rotary kiln burner protection device |
-
2017
- 2017-03-14 CN CN201710149407.4A patent/CN108571898A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1307673A (en) * | 1998-12-10 | 2001-08-08 | 弗·尔·斯米德恩公司 | Burner |
| CN2715079Y (en) * | 2004-08-11 | 2005-08-03 | 孔学标 | Sectional refractory material protection tube for rotary kiln burner |
| CN102213550A (en) * | 2011-04-08 | 2011-10-12 | 洛阳水泥工程设计研究院有限公司 | External castable masonry method for burner of rotary cement clinker production kiln |
| CN203231632U (en) * | 2013-02-04 | 2013-10-09 | 滕州中联水泥有限公司 | Cement rotary kiln front kilneye structure |
| CN206724728U (en) * | 2017-03-14 | 2017-12-08 | 南京凯盛国际工程有限公司 | rotary kiln burner protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180925 |
|
| RJ01 | Rejection of invention patent application after publication |