CN208123437U - Boiler Furnace bottom flexible expansion formula sealing device - Google Patents
Boiler Furnace bottom flexible expansion formula sealing device Download PDFInfo
- Publication number
- CN208123437U CN208123437U CN201820323107.3U CN201820323107U CN208123437U CN 208123437 U CN208123437 U CN 208123437U CN 201820323107 U CN201820323107 U CN 201820323107U CN 208123437 U CN208123437 U CN 208123437U
- Authority
- CN
- China
- Prior art keywords
- boiler
- furnace bottom
- flange
- upper flange
- sealing device
- 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
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model relates to water sealed tank field of sealing technology more particularly to Boiler Furnace bottom flexible expansion formula sealing devices above thermal power plant boiler dragveyer.The device includes upper flange connector, the flange connector includes flange connecting plate, flange connecting plate inner wall includes gusset, upper flange is connected to below the flange connector, the upper flange avris is connected to flexible covering, flexible covering forms coating space, it include heat-preservation cotton in coating space, coating space wraps the interface above upper flange and the boiler slag remover of lower section, interface above the boiler slag remover is class taper, it includes the sinks of a circle, it also include a ring cover plate on sink, the one ring cover edges of boards side is connected with head dummy covering, it include gap between the cover board and a circle sink.Reduce the furnace bottom air leakage phenomena as caused by traditional type water seal, it is ensured that the normal hot expansion of boiler simultaneously further increases boiler thermal efficiency.
Description
Technical field
The utility model relates to water sealed tank field of sealing technology above thermal power plant boiler dragveyer more particularly to Boiler Furnace bottom are flexible
Inflatable seal device.
Background technique
Traditional type water sealed tank carries out furnace bottom sealing, and because running seriously corroded throughout the year, frequent dust stratification is more serious inside water sealed tank,
It influences to stretch expansion under boiler, the corrosion of water sealed tank suspension plate, deformation are serious, and partial region cannot form complete water seal, lead to boiler
Negative pressure fluctuation, unstable combustion, it is big burnt that dry bottom hopper lower part is easy product.
Utility model content
The purpose of utility model：In order to provide a kind of better Boiler Furnace bottom flexible expansion formula sealing device of effect, specifically
Purpose is shown in multiple substantial technological effects of specific implementation part.
In order to reach purpose as above, the utility model is adopted the following technical scheme that：
Boiler Furnace bottom flexible expansion formula sealing device, which is characterized in that the device includes upper flange connector, the method
Blue connector includes flange connecting plate, and flange connecting plate inner wall includes gusset, is connected to method below the flange connector
Orchid, the upper flange avris are connected to flexible covering, and it includes heat-preservation cotton in coating space that flexible covering, which forms coating space,
Coating space wraps the interface above upper flange and the boiler slag remover of lower section, the interface above the boiler slag remover
It also include a ring cover plate on sink it includes the sink of a circle for class taper, which connects with head dummy covering,
It include gap between the cover board and a circle sink.The further technical solution of the utility model is that the flexible covering is fluorine
The composite layer that rubber glass-fiber-fabric, stainless steel cloth and fluosilicic rubber are constituted, thermal insulating material cotton are high temperature glass wool and/or high silicon oxygen
Cloth.
The further technical solution of the utility model is that the upper flange connector is connected to furnace bottom lower part water-cooling wall steel
Outside beam, nonmetallic sealing device is bolted in lower flange, and the nonmetallic sealing device is flexible covering and its packet
The coating space covered.
The further technical solution of the utility model is, the layered structure of the flexible covering is fluorubber glass-fiber-fabric, no
Become rusty steel wire, fluosilicic rubber, stainless steel cloth and fluorubber glass-fiber-fabric, and gluing or heat seal form between each layer.
Using the utility model of technical solution as above, have the advantages that compared with the existing technology：Former furnace bottom is passed
System formula water seal arrangement is removed, and seal frame is made outside the water-cooling wall girder steel of furnace bottom lower part, makes wrong scissors labyrinth type water conservancy diversion dress
It sets, outer bolt connects nonmetallic sealing device.Former circulating water line is removed to reduce the loss of original industry water, reduce due to tradition
Furnace bottom air leakage phenomena caused by formula water seal, it is ensured that the normal hot expansion of boiler simultaneously further increases boiler thermal efficiency.And due to lid
The presence of plate, circulating cooling water channel, that is, sink do encapsulation process, guarantee not generate blocking into sundries such as ashes inside water channel, supply water
Pipeline adjusts accordingly, to achieve the purpose that cooling slag bucket and water-saving consumption-reduction.
Detailed description of the invention
In order to further illustrate the utility model, it is further illustrated with reference to the accompanying drawing：
Fig. 1 is utility model structural schematic diagram；
Fig. 2 is Fig. 1 partial structural diagram；
Wherein：1. upper flange connector；2. inner reinforced plate；3. upper flange；4. deflector；5. lower flange；6. outer gusset part
Two；7. outer gusset part one；8. flange connecting plate；9. gusset；10. bolt assembly；11. flexible covering；12. upper flange.
This attached drawing is the schematic diagram of present apparatus main component composition, does not represent the outer dimension, connection side of the utility model
Partially manual valve, pipe fitting etc. is omitted in formula, assembling form, positional relationship etc., diagram.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.It should be noted that making in being described below
Word "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" respectively refer to
Be directed towards or far from geometric center of specific component direction.
This patent provides a variety of concomitant regimens, in place of different expression, belong to modified scheme based on basic scheme or
It is parallel type scheme.Every kind of scheme has the unique features of oneself.
Boiler Furnace bottom flexible expansion formula sealing device, which is characterized in that the device includes upper flange connector 1, described
Flange connector 1 includes flange connecting plate 8, and flange connecting plate inner wall includes gusset 9, is connected below the flange connector 1
Upper flange 12, the upper flange avris be connected to flexible covering 11, flexible covering 11 forms coating space, in coating space
Comprising heat-preservation cotton, coating space wraps the interface above upper flange and the boiler slag remover of lower section, and the boiler fishes out slag
Interface above machine is class taper, also includes a ring cover plate, the ring cover edges of boards side and head on sink it includes the sink of a circle
The connection of type covering includes gap between the cover board and a circle sink.The technical effect for the essence that the technical solution at this place is played
And its realize that process is as follows：Since flexible covering 11 forms the presence of coating space, soft connection is formed, former furnace bottom is passed
System formula water seal arrangement is removed, and seal frame is made outside the water-cooling wall girder steel of furnace bottom lower part, makes wrong scissors labyrinth type water conservancy diversion dress
It sets, outer bolt connects nonmetallic sealing device.Former circulating water line is removed to reduce the loss of original industry water, reduce due to tradition
Furnace bottom air leakage phenomena caused by formula water seal, it is ensured that the normal hot expansion of boiler simultaneously further increases boiler thermal efficiency.And due to lid
The presence of plate, circulating cooling water channel, that is, sink do encapsulation process, guarantee not generate blocking into sundries such as ashes inside water channel, supply water
Pipeline adjusts accordingly, to achieve the purpose that cooling slag bucket and water-saving consumption-reduction.
The flexible covering 11 is the composite layer that fluorubber glass-fiber-fabric, stainless steel cloth and fluosilicic rubber are constituted, heat preservation
Material cotton is high temperature glass wool and/or high silicon oxygen cloth.
The upper flange connector 1 is connected to outside the water-cooling wall girder steel of furnace bottom lower part, and lower flange is bolted non-
Metal sealing device, the nonmetallic sealing device are the coating space of flexible covering 11 and its cladding.
The layered structure of the flexible covering be fluorubber glass-fiber-fabric, stainless steel cloth, fluosilicic rubber, stainless steel cloth and
Fluorubber glass-fiber-fabric, gluing or heat seal form between each layer.
In a creative way, above each effect is individually present, moreover it is possible to the combination of the above results is completed with a nested structure.
It is clear that the technical effect that the above structure is realized is realized, if the additional technical solution is not taken into account, this patent title is also
It can be a kind of novel furnace body docking structure.Part details is not shown in the figure.
As nonessential preferred：
Nonmetal flexible sealing device important technological parameters
1, the nonmetallic high temperature resistant being flexible coupling is up to 1000 DEG C.
2, inside and outside stainless steel metal netting.Can hardmetal substance in an efficient way overstocked collision.
3, the plate of bidirectional guide up and down of slag storehouse and the special compacting that bow outside installs additional under water-cooling wall is cut principle using mistake and is played
Labyrinth sealing has prevented the immersion in air and miscellaneous material completely.
4, the fastness and science that flange form frame can effectively fix the nonmetallic sealing device of GE-T60 high temperature resistant are more
It is transsexual.
5, the work that the peaceful high temperature glass wool of U.S. Ovens gram effectively plays heat-insulated shock absorbing is filled inside soft connection device
With fabric heat-preservation cotton of high quality itself has the function of sound absorption, isolation vibration transmitting, can effectively reduce boiler because of point
Vibration caused by the thermal expansion that fire starting generates and the noise to burn in furnace.
6, the nonmetallic material composition that is flexible coupling of high temperature resistant：1, the wired cloth of import polyethylene composite film 2, phenyl vinyl, into
Mouth Teflon.
7, insulating layer：The high silicon oxygen cloth of import, Si Kening high temperature glass wool.
8, it is 750mm that wrong shear structure metal flow-guiding type flexible sealing design total height, which is 1250mm, the frame spacing that is flexible coupling,
The width that is flexible coupling is 950mm, meets nose balance amount -400；It is radial：40 (15350 directions)；It is radial：40 (3160 directions).
9, in succession with water-cooling wall locate upper connective plate be 8.8 grades of M16 high-strength bolts connect metal framework.Upper welding deflector
400mm, lower welding deflector 400mm, two-way refluence plate intersects 50mm, and there are the expansion clearances for 3-5mm.
After the installation test run of this device is normal, under normal work or shutdown status, Maintenance free operation.
It should be noted that multiple schemes that this patent provides include the basic scheme of itself, independently of each other, not mutually
It restricts, but it can also be combined with each other in the absence of conflict, reach multiple effects and realize jointly.
Basic principles, main features, and advantages of the present invention has been shown and described above.Ability
The technical staff in domain should be recognized that the present utility model is not limited to the above embodiments, described in the above embodiment and specification
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model can also
There are various changes and modifications, these changes and improvements are both fallen in claimed range.
Claims (4)
1. Boiler Furnace bottom flexible expansion formula sealing device, which is characterized in that the device includes upper flange connector (1), described
Flange connector (1) includes flange connecting plate (8), and flange connecting plate inner wall includes gusset (9), the flange connector (1)
Lower section is connected to upper flange (12), and the upper flange avris is connected to flexible covering (11), and flexible covering (11) forms cladding
Space includes heat-preservation cotton in coating space, and coating space wraps the interface above upper flange and the boiler slag remover of lower section,
Interface above the boiler slag remover is class taper, includes also a ring cover plate on sink, this one it includes the sink of a circle
Ring cover edges of boards side is connected with head dummy covering, includes gap between the cover board and a circle sink.
2. flexible expansion formula sealing device in Boiler Furnace bottom as described in claim 1, which is characterized in that the flexible covering
(11) be fluorubber glass-fiber-fabric, the composite layer that stainless steel cloth and fluosilicic rubber are constituted, thermal insulating material cotton be high temperature glass wool and/or
High silicon oxygen cloth.
3. flexible expansion formula sealing device in Boiler Furnace bottom as described in claim 1, which is characterized in that the upper flange connection
Part (1) is connected to outside the water-cooling wall girder steel of furnace bottom lower part, and nonmetallic sealing device, the non-gold is bolted in lower flange
Category sealing device is the coating space of flexible covering (11) and its cladding.
4. flexible expansion formula sealing device in Boiler Furnace bottom as described in claim 1, which is characterized in that point of the flexible covering
Layer structure is fluorubber glass-fiber-fabric, stainless steel cloth, fluosilicic rubber, stainless steel cloth and fluorubber glass-fiber-fabric, glue between each layer
Glutinous or heat seal forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323107.3U CN208123437U (en) | 2018-03-09 | 2018-03-09 | Boiler Furnace bottom flexible expansion formula sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323107.3U CN208123437U (en) | 2018-03-09 | 2018-03-09 | Boiler Furnace bottom flexible expansion formula sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208123437U true CN208123437U (en) | 2018-11-20 |
Family
ID=64204541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820323107.3U Expired - Fee Related CN208123437U (en) | 2018-03-09 | 2018-03-09 | Boiler Furnace bottom flexible expansion formula sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208123437U (en) |
-
2018
- 2018-03-09 CN CN201820323107.3U patent/CN208123437U/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 |
Granted publication date: 20181120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |