CN203694786U - Sealing device for partitioning of dust remover air chamber - Google Patents
Sealing device for partitioning of dust remover air chamber Download PDFInfo
- Publication number
- CN203694786U CN203694786U CN201420031472.9U CN201420031472U CN203694786U CN 203694786 U CN203694786 U CN 203694786U CN 201420031472 U CN201420031472 U CN 201420031472U CN 203694786 U CN203694786 U CN 203694786U
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- China
- Prior art keywords
- sealing device
- board
- air chamber
- plate
- supporting plate
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- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 239000000428 dust Substances 0.000 title abstract description 18
- 238000000638 solvent extraction Methods 0.000 title abstract 7
- 238000012856 packing Methods 0.000 claims abstract description 12
- 238000002955 isolation Methods 0.000 claims description 23
- 239000012634 fragment Substances 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 10
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- 239000013536 elastomeric material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract 2
- 239000003034 coal gas Substances 0.000 abstract 1
- 239000013013 elastic material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 239000000956 alloy Substances 0.000 description 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011280 coal tar Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a sealing device for partitioning of a dust remover air chamber. The sealing device comprises a cleaning chamber at the upper part of the dust remover body and a filtration chamber into which dust-containing coal gas is fed, wherein a support sealing structure is arranged between the cleaning chamber and the filtration chamber; the support sealing structure comprises a support board, a partitioning board and a circular seal board, which are connected in sequence; the circular seal board is fixedly connected with the partitioning board and the dust remover body respectively; a reserved cavity is formed between the circular seal board and the support board; a circular groove is formed in the support board; a packing sealing gasket is arranged in the circular groove. According to the utility model, the reserved cavity is formed between the circular seal board and the support board to provide an expansion space for the partitioning board which expands outwards at a high temperature condition; the problem that in the prior art, the sealing effect is poor due to the traditional hard connection is avoided; in particular, the circular seal board is made from an elastic material which can well adaptively deform along with the expansion of the partitioning board; the packing sealing gasket is utilized for auxiliary sealing; the overall partitioning and sealing effects are good.
Description
Technical field
The utility model belongs to filter element of duster cleaner technical field, particularly isolation sealing device between a kind of deduster air chamber.
Background technology
At present, at chemical industry, oil, the industries such as metallurgy often produce high-temperature dusty gas, because different process need to carry out dedusting to high-temperature dusty gas, realize gas solid separation and gas purification, what often use is to be filtered and realized gas solid separation by the filter core in deduster, enter air-purifying chamber through the dusty gas filtering, in dusty gas, a large amount of dust is stayed after being filtered in the filter chamber of filter core outside, along with the carrying out of filter process, the filter core that deduster is used its outer surface in dust removal by filtration process can adsorb a large amount of granule dusts, along with dust is constantly increased accumulation, sedimentation is store grey chamber and is discharged from bottom.But in use procedure because the dusty gas passing into has higher temperature and pressure, particularly in the time that the dust-laden coalification gas to containing coal tar composition carries out dust removal and filtration, must keep higher temperature to cause filter core use extremely even to scrap to prevent that coal tar condensation is bonded on filter element of duster, but deduster is all cold state monitoring in handing over, so under the high-temperature high-pressure state of normal work, often the isolating seal between clean room and the filter chamber of the described deduster of appearance lost efficacy, cause local dust-laden coalification gas leakage to enter clean room, the air-purifying chamber that dust enters deduster will removing pollutant gas be brought subsequent handling into and is caused great loss, affect the efficient treatment process of whole coal dust.The seal means adopting is at present various, has plenty of division board is welded on the supporting plate on described deduster inwall; Also there are both bolts to connect, centre adds sealing gasket, but wait in use due to high-temperature expansion, described division board expands deformation, losing efficacy in various degree appears in weld and bolt link position, therefore sealing effectiveness is bad, often occurs the phenomenon that dust-laden coalification gas leakage enters clean room, and impact is normally produced.Therefore, need badly and between the air chamber of deduster, isolate position and make further improvement and bring new ideas and solve the problems referred to above, but common deduster is all that conventional bolt connects firmly at present, comparatively suitable technology is not open.
Utility model content
The utility model object is to solve the problems of the technologies described above, provide a kind of can fast dust-removing, isolation sealing device between the good deduster air chamber of ash-removal effect.
For achieving the above object, the technical solution adopted in the utility model is: isolation sealing device between a kind of deduster air chamber, comprise the clean room and the filter chamber that passes into dust-laden coalification gas on deduster body top, support hermetically-sealed construction is set between described clean room and filter chamber, described support hermetically-sealed construction comprises the supporting plate, division board and the annular seal plate that connect in turn, described annular seal plate is fixedly connected with deduster body with described division board respectively, forms reserved cavity between described annular seal plate and described supporting plate.
On described supporting plate, cannelure is set, packing_seal pad is set in described cannelure.
Described cannelure is set to many groups.
Described packing_seal pad is selected graphite packing or is strengthened graphite packing.
Between described supporting plate and described division board, backing plate is set, described backing plate is connected with division board bolt.
Described backing plate top arranges top board, and described top board Inner end leaves gap with described division board outward flange.
Described top board is and the bolted briquetting of described supporting plate.
Described backing plate the inner arranges the riser that simultaneously covers described supporting plate.
Described annular seal plate is selected elastomeric material product.
Described annular seal plate is thin-wall stainless steel product or memory alloy material product.
Described annular seal plate is set to fold-line-shaped plate or arc.
Described division board bottom arranges overhanging ring-type shell fragment, matched in clearance inside described ring-type shell fragment front end and supporting plate.
The utility model arranges support hermetically-sealed construction between the clean room of deduster body and filter chamber, described support hermetically-sealed construction comprises the supporting plate connecting in turn from bottom to top, division board and annular seal plate, described supporting plate is that described division board provides support power, for the normal work of filter core of installing on division board provides stable base support, described annular seal plate is fixedly connected with deduster body with described division board respectively, between described annular seal plate and supporting plate, form reserved cavity, for expanding to expand outwardly under hot conditions, described division board provides space, avoid the hard connection of traditional welding or bolt causing easily expanding damage and occurred crack, the problem that sealing effectiveness is poor, particularly described annular seal plate is selected elastomeric material product, can well follow the expansion of division board and adaptability distortion occurs, remain the effective sealing isolation of described reserved cavity and described clean room, prevent that dusty gas from entering in clean room, on described supporting plate, cannelure is set, packing_seal pad is set in described cannelure, described packing_seal pad part is stretched out described cannelure and division board close contact, can effectively prevent that dust granules from entering described reserved cavity, the expansion even if division board expands, described packing_seal pad still can slide onto new position and continue to keep excellent sealing, in addition between described supporting plate and described division board, backing plate is set, described backing plate is connected with division board bolt, described backing plate can produce local displacement along described supporting plate under expanded by heating, described backing plate top arranges top board, guarantee compression degree, avoid each junction to occur gap, described top board Inner end leaves gap with described division board outward flange, for expanding to expand, described division board allows some leeway, described top board is and the bolted briquetting of described supporting plate, can be adapted to the slightly different division board of thickness uses, and installation and debugging process is convenient, avoid because the nuance of part production precision produces poorly sealed impact, described backing plate the inner arranges the riser that simultaneously covers described supporting plate, can prevent that dust and high-temperature gas from entering along described backing plate and supporting plate gap, so just form the sealing part of two-stage up and down of described annular seal plate and packing_seal pad and riser structure composition, can guarantee not carry out in described reserved cavity gas flow and dust deposit, therefore realized the effect of extraordinary seal isolation, and obviously above connecting bolt is everywhere positioned at the chamber of leaving a blank, can protect facility bolt to avoid damaging, further, described cannelure is set to many groups, can be multi-stage sealed, extend life cycle, described packing_seal pad is selected graphite packing or is strengthened graphite packing, can guarantee good applied at elevated temperature situation, avoids aging or damages, described annular seal plate is thin-wall stainless steel product or memory alloy material product, not only there is good deformation behavior, and can well reset, there is remarkable effect for tie point stability and prolongation Acceptable life, described annular seal plate is set to fold-line-shaped plate or arc, because its design feature makes it can occur compared with large deformation, the tie point at two ends is produced to less mechanics influence, described division board bottom arranges overhanging ring-type shell fragment, matched in clearance inside described ring-type shell fragment front end and supporting plate, in use, due to stopping of described ring-type shell fragment, exempt from impact zone at described ring-type shell fragment and one of described supporting plate inner side formation, reduce the possibility that dust enters described division board and supporting plate gap, dedusting carry out a period of time even can by described in exempt from impact zone and be filled to sealing, form first sealing protection layer, there is remarkable result for the isolating seal between described clean room and filter chamber.
The ingenious part of the utility model is: between described annular seal plate and described supporting plate, form reserved cavity, described annular seal plate has contraction elasticity, can do adaptability distortion with division board, guarantees all the time obturation effect; The extension of described packing_seal pad can be all the time and division board close contact, and the booster action of exempting from impact zone described in addition has well completed isolation and the sealing between deduster air chamber.The utility model modern design is ingenious, simple and reliable for structure, has good value for applications.
accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further detailed:
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the structural representation of installing and using of the present utility model;
Fig. 3 is another kind of configuration diagram of the present utility model;
Fig. 4 is another kind of configuration diagram of the present utility model.
The specific embodiment
Embodiment mono-
As shown in Figure 1 and Figure 2, isolation sealing device between a kind of deduster air chamber, comprise the clean room 2 and the filter chamber 3 that passes into dust-laden coalification gas on deduster body 1 top, between described clean room 2 and filter chamber 3, support hermetically-sealed construction is set, described support hermetically-sealed construction comprises the supporting plate 4, division board 5 and the annular seal plate 6 that connect in turn, described annular seal plate 6 is fixedly connected with deduster body 1 with described division board 5 respectively, forms reserved cavity between described annular seal plate 6 and described supporting plate 4.
Between described supporting plate 4 and described division board 5, backing plate 7 is set, described backing plate 7 is connected with division board 5 bolts.
Described backing plate 7 tops arrange top board 8, and described top board 8 Inner ends leave gap with described division board 5 outward flanges, and described top board 8 is and the bolted briquetting of described supporting plate 4.
The inner of described backing plate 7 and described supporting plate 4 arranges riser 9.
On described supporting plate 4, cannelure 10 is set, the interior packing_seal pad 11 that arranges of described cannelure 10, described packing_seal pad 11 is selected graphite packing or is strengthened graphite packing.
Described annular seal plate 6 is selected thin-wall stainless steel product.
Described annular seal plate 6 is set to fold-line-shaped plate.
Described division board 5 bottoms arrange overhanging ring-type shell fragment 12, described ring-type shell fragment 12 front ends and supporting plate 4 inner side matched in clearance.
Embodiment bis-
As shown in Figure 3, isolation sealing device between a kind of deduster air chamber, is with the difference of embodiment mono-: described annular seal plate 6 is set to arc.
Embodiment tri-
Be with the difference of embodiment mono-: described cannelure 10 is set to many groups, described annular seal plate 6 is memory alloy material product.
Embodiment tetra-
Shown in Fig. 4, isolation sealing device between a kind of deduster air chamber, and the difference of embodiment mono-is: between described supporting plate 4 and described backing plate 7, secondary backing plate 13 is set, between described secondary backing plate 13 and described supporting plate 4 and backing plate 7, packing_seal is set, described riser 9 covers described backing plate 7, supporting plate 4 and secondary backing plate 13.
The utility model arranges support hermetically-sealed construction between the clean room of deduster body and filter chamber, described support hermetically-sealed construction comprises the supporting plate connecting in turn from bottom to top, division board and annular seal plate, described supporting plate is that described division board provides support power, for the normal work of filter core of installing on division board provides stable base support, described annular seal plate is fixedly connected with deduster body with described division board respectively, between described annular seal plate and supporting plate, form reserved cavity, for expanding to expand outwardly under hot conditions, described division board provides space, avoid the hard connection of traditional welding or bolt causing easily expanding damage and occurred crack, the problem that sealing effectiveness is poor, particularly described annular seal plate is selected elastomeric material product, can well follow the expansion of division board and adaptability distortion occurs, remain the effective sealing isolation of described reserved cavity and described clean room, prevent that dusty gas from entering in clean room, on described supporting plate, cannelure is set, packing_seal pad is set in described cannelure, described packing_seal pad part is stretched out described cannelure and division board close contact, can effectively prevent that dust granules from entering described reserved cavity, the expansion even if division board expands, described packing_seal pad still can slide onto new position and continue to keep excellent sealing, in addition between described supporting plate and described division board, backing plate is set, described backing plate is connected with division board bolt, described backing plate can produce local displacement along described supporting plate under expanded by heating, described backing plate top arranges top board, guarantee compression degree, avoid each junction to occur gap, described top board Inner end leaves gap with described division board outward flange, for expanding to expand, described division board allows some leeway, described top board is and the bolted briquetting of described supporting plate, can be adapted to the slightly different division board of thickness uses, and installation and debugging process is convenient, avoid because the nuance of part production precision produces poorly sealed impact, described backing plate the inner arranges the riser that simultaneously covers described supporting plate, can prevent that dust and high-temperature gas from entering along described backing plate and supporting plate gap, so just form the sealing part of two-stage up and down of described annular seal plate and packing_seal pad and riser structure composition, can guarantee not carry out in described reserved cavity gas flow and dust deposit, therefore realized the effect of extraordinary seal isolation, and obviously above connecting bolt is everywhere positioned at the chamber of leaving a blank, can protect facility bolt to avoid damaging, further, described cannelure is set to many groups, can be multi-stage sealed, extend life cycle, described packing_seal pad is selected graphite packing or is strengthened graphite packing, can guarantee good applied at elevated temperature situation, avoids aging or damages, described annular seal plate is thin-wall stainless steel product or memory alloy material product, not only there is good deformation behavior, and can well reset, there is remarkable effect for tie point stability and prolongation Acceptable life, described annular seal plate is set to fold-line-shaped plate or arc, because its design feature makes it can occur compared with large deformation, the tie point at two ends is produced to less mechanics influence, described division board bottom arranges overhanging ring-type shell fragment, matched in clearance inside described ring-type shell fragment front end and supporting plate, in use, due to stopping of described ring-type shell fragment, exempt from impact zone at described ring-type shell fragment and one of described supporting plate inner side formation, reduce the possibility that dust enters described division board and supporting plate gap, dedusting carry out a period of time even can by described in exempt from impact zone and be filled to sealing, form first sealing protection layer, there is remarkable result for the isolating seal between described clean room and filter chamber.
The ingenious part of the utility model is: between described annular seal plate and described supporting plate, form reserved cavity, described annular seal plate has contraction elasticity, can do adaptability distortion with division board, guarantees all the time obturation effect; The extension of described packing_seal pad can be all the time and division board close contact, and the booster action of exempting from impact zone described in addition has well completed isolation and the sealing between deduster air chamber.The utility model modern design is ingenious, simple and reliable for structure, has good value for applications.
Claims (10)
1. isolation sealing device between a deduster air chamber, comprise the clean room and the filter chamber that passes into dust-laden coalification gas on deduster body top, support hermetically-sealed construction is set between described clean room and filter chamber, it is characterized in that: described support hermetically-sealed construction comprises the supporting plate, division board and the annular seal plate that connect in turn, described annular seal plate is fixedly connected with deduster body with described division board respectively, forms reserved cavity between described annular seal plate and described supporting plate.
2. isolation sealing device between deduster air chamber as claimed in claim 1, is characterized in that: on described supporting plate, cannelure is set, packing_seal pad is set in described cannelure.
3. isolation sealing device between deduster air chamber as claimed in claim 2, is characterized in that: described cannelure is set to many groups.
4. isolation sealing device between deduster air chamber as claimed in claim 2, is characterized in that: described packing_seal pad is selected graphite packing or strengthened graphite packing.
5. isolation sealing device between deduster air chamber as claimed in claim 1, is characterized in that: between described supporting plate and described division board, backing plate is set, described backing plate is connected with division board bolt.
6. isolation sealing device between deduster air chamber as claimed in claim 5, is characterized in that: described backing plate top arranges top board, and described top board Inner end leaves gap with described division board outward flange.
7. isolation sealing device between deduster air chamber as claimed in claim 6, is characterized in that: described top board for and the bolted briquetting of described supporting plate.
8. isolation sealing device between deduster air chamber as described in claim 5 or 6, is characterized in that: described backing plate the inner arranges the riser that simultaneously covers described supporting plate.
9. isolation sealing device between deduster air chamber as claimed in claim 1, is characterized in that: described annular seal plate is selected elastomeric material product, described annular seal plate is set to fold-line-shaped plate or arc.
10. isolation sealing device between deduster air chamber as described in claim 1 or 5, is characterized in that: described division board bottom arranges overhanging ring-type shell fragment, matched in clearance inside described ring-type shell fragment front end and supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420031472.9U CN203694786U (en) | 2014-01-20 | 2014-01-20 | Sealing device for partitioning of dust remover air chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420031472.9U CN203694786U (en) | 2014-01-20 | 2014-01-20 | Sealing device for partitioning of dust remover air chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203694786U true CN203694786U (en) | 2014-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420031472.9U Expired - Lifetime CN203694786U (en) | 2014-01-20 | 2014-01-20 | Sealing device for partitioning of dust remover air chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203694786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752093A (en) * | 2014-01-20 | 2014-04-30 | 河南龙成煤高效技术应用有限公司 | Sealing device for isolating among air chambers of dust collector |
-
2014
- 2014-01-20 CN CN201420031472.9U patent/CN203694786U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752093A (en) * | 2014-01-20 | 2014-04-30 | 河南龙成煤高效技术应用有限公司 | Sealing device for isolating among air chambers of dust collector |
| CN103752093B (en) * | 2014-01-20 | 2016-04-27 | 河南龙成煤高效技术应用有限公司 | Isolation sealing device between a kind of deduster air chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |