CN215063630U - Smoke end sealing device of roasting rotary kiln - Google Patents
Smoke end sealing device of roasting rotary kiln Download PDFInfo
- Publication number
- CN215063630U CN215063630U CN202120876873.4U CN202120876873U CN215063630U CN 215063630 U CN215063630 U CN 215063630U CN 202120876873 U CN202120876873 U CN 202120876873U CN 215063630 U CN215063630 U CN 215063630U
- Authority
- CN
- China
- Prior art keywords
- plate
- rotary kiln
- fixed
- closing plate
- labyrinth seal
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 239000000779 smoke Substances 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000001354 calcination Methods 0.000 claims abstract description 6
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
Images
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a calcination rotary kiln cigarette end sealing device, including the rotary kiln body, the tail end of rotary kiln body is provided with sealing mechanism, sealing mechanism includes first closing plate, second closing plate and the sealed piece of labyrinth, and first closing plate, second closing plate and the fixed cover of the sealed piece annular of labyrinth are on the rotary kiln body, the sealed piece of labyrinth is fixed to be set up between first closing plate and second closing plate, the utility model discloses a triple sealed setting utilizes the sealed piece inboard of labyrinth to set up mutually supporting formation ragged-difference shape labyrinth seal of a plurality of recesses and lug simultaneously, guarantees its sealed effect.
Description
The technical field is as follows:
the utility model relates to a rotary kiln technical field, concretely relates to calcination rotary kiln cigarette end sealing device.
Background art:
the rotary kiln is the key equipment in rare earth material processing production process and mineral fertilizer high temperature calcination process, belongs to the high temperature resistant equipment of the material of burning, when the rotary kiln abnormal operation (produce the malleation), prevents that the dust in the rotary kiln from leaking from the clearance, the polluted environment, so must set up sealing device between unloader and rotary kiln. At present, most of the rotary kiln adopts a rotary sealing structure, and the phenomenon of air leakage and heat dissipation cannot be avoided for a long time, so that the working efficiency of the rotary kiln is reduced to a certain extent, and the sealing effect is poor.
The utility model has the following contents:
an object of the utility model is to provide a calcination rotary kiln cigarette end sealing device.
The utility model discloses by following technical scheme implement:
the utility model provides a calcination rotary kiln cigarette end sealing device, includes the rotary kiln body, and the tail end of rotary kiln body is provided with sealing mechanism, sealing mechanism includes first closing plate, second closing plate and labyrinth seal piece, and first closing plate, second closing plate and the fixed cover of labyrinth seal piece annular are on the rotary kiln body, the labyrinth seal piece is fixed to be set up between first closing plate and second closing plate.
Preferably, the first sealing plate, the second sealing plate and the labyrinth sealing block are made of high-strength silicon carbide composite materials.
Preferably, a plurality of grooves are fixedly arranged on the inner side surface of the labyrinth seal block, lugs are inserted into the grooves and are annularly fixed on the rotary kiln body, and the grooves and the lugs are arranged in a staggered labyrinth seal mode.
Preferably, the two inner side surfaces of the groove are respectively and fixedly provided with a bulge, the bulges are opposite to the side surfaces of the lug, and the side surfaces of the lug are polished.
Preferably, the inner top surface of the groove is a first thread surface, the top surface of the bump is a second thread surface, and the first thread surface and the second thread surface are arranged oppositely.
Preferably, the fixed first fixed plate that is equipped with in labyrinth seal piece top surface, first fixed plate both sides face is the wedge face and first fixed plate both sides face laminates respectively and is equipped with the locating plate, two locating plates respectively with a closing plate and second closing plate fixed connection, two be equipped with the second fixed plate between the locating plate, the second fixed plate is fixed at first fixed plate top surface, fixedly connected with extension spring between locating plate side and the second fixed plate, extension spring one end insert in the positioning groove with second fixed plate fixed connection, the positioning groove is fixed in second fixed plate side.
The utility model has the advantages that: through the setting of triple seal, utilize the labyrinth to seal the piece inboard simultaneously and set up the mutually supporting formation of a plurality of recesses and lug and differ the shape labyrinth seal, guarantee its sealed effect.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic diagram of a partially enlarged structure in fig. 1 according to the present invention.
In the figure: the rotary kiln comprises a rotary kiln body 1, a first sealing plate 2, a second sealing plate 3, a labyrinth sealing block 4, a bump 5, a first fixing plate 6, a positioning plate 7, a second fixing plate 8, an extension spring 9 and a positioning groove 10.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the utility model provides the following technical solutions: the utility model provides a calcination rotary kiln cigarette end sealing device, includes rotary kiln body 1, and the tail end of rotary kiln body 1 is provided with sealing mechanism, and sealing mechanism includes first closing plate 2, second closing plate 3 and labyrinth seal piece 4, and first closing plate 2, second closing plate 3 and the fixed cover of labyrinth seal piece 4 annular are on rotary kiln body 1, and labyrinth seal piece 4 is fixed to be set up between first closing plate 2 and second closing plate 3.
The first sealing plate 2, the second sealing plate 3 and the labyrinth sealing block 4 are made of high-strength silicon carbide composite material
A plurality of grooves are fixedly arranged on the inner side surface of the labyrinth seal block 4, the convex blocks 5 are inserted into the grooves, the convex blocks 5 are annularly fixed on the rotary kiln body 1, and the grooves and the convex blocks 5 are arranged in a staggered labyrinth seal mode.
The two side surfaces in the groove are respectively and fixedly provided with a bulge, the bulges are opposite to the side surface of the lug 5, and the side surface of the lug 5 is polished.
The inner top surface of the groove adopts a first thread surface, the top surface of the lug 5 adopts a second thread surface, and the first thread surface and the second thread surface are oppositely arranged.
4 fixed first fixed plates 6 that are equipped with of top surface of labyrinth seal piece, 6 both sides of first fixed plate are the wedge face and 6 both sides of first fixed plate are laminated respectively and are equipped with locating plate 7, two locating plates 7 respectively with a closing plate 2 and second closing plate 3 fixed connection, be equipped with second fixed plate 8 between two locating plates 7, second fixed plate 8 is fixed at 6 top surfaces of first fixed plate, fixedly connected with extension spring 9 between 7 sides of locating plate and the second fixed plate 8, extension spring 9 one end is inserted in positioning groove 10 and second fixed plate 8 fixed connection, positioning groove 10 is fixed in 8 sides of second fixed plate.
The utility model discloses a theory of operation and use flow:
during the use, sealing mechanism adopts first closing plate (2), second closing plate (3) and labyrinth seal piece (4) combination to set up, can realize triple sealed effect, improves the leakproofness.
Simultaneously labyrinth seals piece (4) inboard sets up the shape of mating with each other of a plurality of recesses and lug (5) and differs the labyrinth seal, sealed effect further improvement to utilize extension spring's (9) effort, make locating plate (7) produce the effort to first fixed plate (6), make labyrinth seals piece (4) continuously press from both sides tight rotary kiln body (1), guarantee its sealed effect.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a calcination rotary kiln cigarette end sealing device, includes rotary kiln body (1), and the tail end of rotary kiln body (1) is provided with sealing mechanism, its characterized in that, sealing mechanism includes first closing plate (2), second closing plate (3) and labyrinth seal piece (4), and first closing plate (2), second closing plate (3) and labyrinth seal piece (4) annular fixed cover are on rotary kiln body (1), labyrinth seal piece (4) are fixed to be set up between first closing plate (2) and second closing plate (3).
2. The apparatus of claim 1, wherein the rotary kiln comprises: the first sealing plate (2), the second sealing plate (3) and the labyrinth sealing block (4) are made of high-strength silicon carbide composite materials.
3. The apparatus of claim 1, wherein the rotary kiln comprises: the labyrinth seal structure is characterized in that a plurality of grooves are fixedly formed in the inner side face of the labyrinth seal block (4), the convex blocks (5) are inserted into the grooves, the convex blocks (5) are annularly fixed on the rotary kiln body (1), and the grooves and the convex blocks (5) are arranged in a staggered labyrinth seal mode.
4. The apparatus of claim 3, wherein the rotary kiln comprises: the two side surfaces in the groove are respectively and fixedly provided with a bulge, the bulges are opposite to the side surfaces of the convex block (5), and the side surfaces of the convex block (5) are polished.
5. The apparatus of claim 3 or 4, wherein: the inner top surface of the groove is a first threaded surface, the top surface of the bump (5) is a second threaded surface, and the first threaded surface and the second threaded surface are arranged oppositely.
6. The apparatus of claim 3, wherein the rotary kiln comprises: labyrinth seal piece (4) top surface is fixed and is equipped with first fixed plate (6), and first fixed plate (6) both sides face is laminated respectively for wedge face and first fixed plate (6) both sides face and is equipped with locating plate (7), two locating plate (7) respectively with a closing plate (2) and second closing plate (3) fixed connection, two be equipped with second fixed plate (8) between locating plate (7), second fixed plate (8) are fixed at first fixed plate (6) top surface, fixedly connected with extension spring (9) between locating plate (7) side and second fixed plate (8), extension spring (9) one end insert in positioning groove (10) with second fixed plate (8) fixed connection, positioning groove (10) are fixed in second fixed plate (8) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120876873.4U CN215063630U (en) | 2021-04-27 | 2021-04-27 | Smoke end sealing device of roasting rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120876873.4U CN215063630U (en) | 2021-04-27 | 2021-04-27 | Smoke end sealing device of roasting rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215063630U true CN215063630U (en) | 2021-12-07 |
Family
ID=79109677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120876873.4U Expired - Fee Related CN215063630U (en) | 2021-04-27 | 2021-04-27 | Smoke end sealing device of roasting rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215063630U (en) |
-
2021
- 2021-04-27 CN CN202120876873.4U patent/CN215063630U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |