CN105465763B - Sealing device at a kind of boiler enclosure wall tube bottom header - Google Patents
Sealing device at a kind of boiler enclosure wall tube bottom header Download PDFInfo
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- CN105465763B CN105465763B CN201510107942.4A CN201510107942A CN105465763B CN 105465763 B CN105465763 B CN 105465763B CN 201510107942 A CN201510107942 A CN 201510107942A CN 105465763 B CN105465763 B CN 105465763B
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Abstract
The present invention relates to the technical field of boiler structure, sealing device at specially a kind of boiler enclosure wall tube bottom header, it can guarantee that the sealing of boiler enclosure wall tube bottom header, it is and simple in construction, manufacturing cost is low, and it includes enclosure wall tube lower header, flue backplate, bottom girder construction, and the bottom of enclosure wall tube lower header fastens and is supported on flue backplate, the lower outer of flue backplate is disposed with bottom girder construction, it is characterised in that：The peripheral side face of flue backplate is welded with N layer dividing plates, wherein N >=2, supporting floor corresponds to respectively is welded in bottom girder construction, the side of supporting floor towards flue backplate is respectively arranged with N layers right angle putting slot, the notch of right angle putting slot is arranged upwards, corresponding arrangement on every layer of right angle putting slot, dividing plate vertical height, the right angle putting slot of every layer of correspondence position, partition room are disposed with a shape plate, under door shape plate in the notch for the right angle putting slot that convex both ends are supported on respective layer respectively, the upper surface of dividing plate.
Description
Technical field
The present invention relates to the technical field of boiler structure, sealing device at specially a kind of boiler enclosure wall tube bottom header.
Background technology
Because downward thermal expansion amount is larger at the header of large coal powder boiler enclosure wall tube bottom, it passes through expansive dress
Put and sealed, its is complicated for expansive device, and manufacturing cost is high so that the manufacturing cost of whole boiler is high.
The content of the invention
In view of the above-mentioned problems, the invention provides sealing device at a kind of boiler enclosure wall tube bottom header, it ensures boiler
The sealing of enclosure wall tube bottom header, and it is simple in construction, manufacturing cost is low.
Sealing device at a kind of boiler enclosure wall tube bottom header, its technical scheme is such：It includes enclosure wall tube next part
Case, flue backplate, bottom girder construction, the bottom of the enclosure wall tube lower header fasten and are supported on the flue backplate, the cigarette
The lower outer of road backplate is disposed with bottom girder construction, it is characterised in that：The peripheral side face of the flue backplate be welded with N layers every
Plate, wherein N >=2, supporting floor corresponds to respectively is welded in the bottom girder construction, and the floor that supports is towards the flue backplate
Side be respectively arranged with N layers right angle putting slot, the notch of the right angle putting slot is arranged upwards, and every layer of right angle putting slot, dividing plate erect
Corresponding arrangement in straight height, the right angle putting slot of every layer of correspondence position, partition room are disposed with a shape plate, under the door shape plate
Convex both ends are supported in the notch of the right angle putting slot of respective layer respectively, the upper surface of dividing plate.
It is further characterized by：The flue backplate split forms rectangular configuration, every layer of the dividing plate by four every
Plate combines, and the seam crossing with layer and the adjacent dividing plate is welded to each other connection；
Every layer of the right angle putting slot is specially that four right angle putting slots combine, with layer and the adjacent right angle putting slot
Seam crossing be welded to each other connection；
Every layer of the door shape plate specifically includes four blocks of door shape plates, and every block of door shape plate is correspondingly located at the corresponding sides institute of respective layer
The right angle putting slot stated, partition room, the position that contacts with each other with layer and the adjacent door shape plate in 45 ° of splicings, only 45 ° of angulations
End face contacts with each other, not welded；
Division surface and the right angle putting slot of adjacent layer that the right angle putting slot, dividing plate, door shape plate three are formed, dividing plate,
Adiabator layer is filled with the cavity formed between the division surface that door shape plate three is formed, the material of the adiabator layer is
High temperature microdilatancy plastic refractory, the adiabator layer can play dual parts of control and leak out and be incubated；
Preferably, the dividing plate, the number of plies of right angle putting slot are four layers, and it can ensure that the tightness of boiler.
After structure using the present invention, because the peripheral side face of flue backplate is welded with N layer dividing plates, wherein N >=2, supporting
Floor is corresponded to be welded in the bottom girder construction respectively, and the side of supporting floor towards the flue backplate is respectively arranged with
N layers right angle putting slot, the notch of the right angle putting slot arrange upwards, corresponding arrangement on every layer of right angle putting slot, dividing plate vertical height,
Every layer of your right angle putting slot for giving, partition room are disposed with a shape plate, and convex both ends are supported on correspondingly respectively under the door shape plate
Layer the right angle putting slot notch in, the upper surface of dividing plate, due to be negative pressure in boiler, its bag wall lower header be heated when,
The inner side of door shape plate declines along the decline of dividing plate, and N Rotating fields combine the sealing that ensure that boiler enclosure wall tube bottom header,
And it is formed by metalwork, its is simple in construction, and manufacturing cost is low.
Brief description of the drawings
Fig. 1 is the main view schematic diagram of the present invention；
Fig. 2 is Fig. 1 vertical view figure structure schematic representation；
Fig. 3 is Fig. 1 side view figure structure schematic representation；
Fig. 4 is right angle putting slot, dividing plate, the door shape board mounting structure schematic diagram of the same layer under the cold conditions state of the present invention；
Fig. 5 is right angle putting slot, dividing plate, the door shape board mounting structure schematic diagram of the same layer under the hot state of the present invention.
Embodiment
Sealing device at a kind of boiler enclosure wall tube bottom header, is shown in Fig. 1-Fig. 5：It includes enclosure wall tube lower header 1, flue shield
Plate 2, bottom girder construction 3, the bottom of enclosure wall tube lower header 1 fasten and are supported on flue backplate 2, the lower outer of flue backplate 2
Bottom girder construction 3 is disposed with, the peripheral side face of flue backplate 2 is welded with N layers dividing plate 4, wherein N >=2, and supporting floor 5 is right respectively
Bottom girder construction 3 should be welded in, the side of supporting floor 5 towards flue backplate 2 is respectively arranged with N layers right angle putting slot 6, and right angle is put
The notch of groove 6 arranges upwards, corresponding arrangement on every layer of right angle putting slot 6, the vertical height of dividing plate 4, the right angle of every layer of correspondence position
It is disposed with a shape plate 7 between putting slot 6, dividing plate 4, convex both ends are supported on the notch of the right angle putting slot 6 of respective layer respectively under door shape plate 7
Interior, dividing plate 4 upper surface.
The split of flue backplate 2 forms rectangular configuration, and every layer of dividing plate 4 combines by four dividing plates 4, with layer and adjacent
The seam crossing of dividing plate 4 is welded to each other connection；Every layer of right angle putting slot 6 is specially that four right angle putting slots 6 combine, with layer and phase
The seam crossing of adjacent right angle putting slot 6 is welded to each other connection；Every layer of door shape plate 7 specifically includes four blocks of door shape plates, every block of door shape plate 7
Correspondence is between the right angle putting slot 6, dividing plate 4 of the corresponding sides of respective layer, with the position that contacts with each other of layer and adjacent door shape plate 7
In 45 ° of splicings, the end face of only 45 ° angulations contacts with each other, not welded；Every block of door shape plate 7 is spelled by every section 1.7 meters long of door shape plate
Charge-coupled integral, the level interval L of piece position 8 of the door shape plate 7 of adjacent two layers is more than 0.4 meter in the height of homonymy, it is ensured that no
Can potential continuity gap appearance.
The division surface and the right angle putting slot 6 of adjacent layer, dividing plate 4, door shape that right angle putting slot 6, dividing plate 4, the three of door shape plate 7 are formed
Adiabator layer 10 is filled with the cavity formed between the division surface that the three of plate 7 is formed, adiabator layer 10 is pressed to be soft
Compression material.
Preferably, dividing plate 4, the number of plies of right angle putting slot 6 are four layers, and it can ensure that the tightness of boiler.
Claims (6)
1. sealing device at a kind of boiler enclosure wall tube bottom header, it includes enclosure wall tube lower header, flue backplate, lower beam knot
Structure, the bottom of the enclosure wall tube lower header fasten and are supported on the flue backplate, the lower outer arrangement of the flue backplate
There is bottom girder construction, it is characterised in that：The peripheral side face of the flue backplate is welded with N layer dividing plates, wherein N >=2, supports floor
Correspond to respectively and be welded in the bottom girder construction, the side of supporting floor towards the flue backplate is respectively arranged with N layers
Right angle putting slot, the notch of the right angle putting slot arrange upwards, corresponding arrangement on every layer of right angle putting slot, dividing plate vertical height, often
The layer right angle putting slot of correspondence position, partition room are disposed with a shape plate, and convex both ends are supported on pair respectively under the door shape plate
Answer in the notch of the right angle putting slot of layer, the upper surface of dividing plate.
2. sealing device at a kind of boiler enclosure wall tube bottom header according to claim 1, it is characterised in that：The flue
Backplate split forms rectangular configuration, and every layer of the dividing plate forms by four baffle combinations, with layer and the adjacent dividing plate
Seam crossing is welded to each other connection.
3. sealing device at a kind of boiler enclosure wall tube bottom header according to claim 1, it is characterised in that：Every layer institute
It is specially that four right angle putting slots combine to state right angle putting slot, and the seam crossing with layer and the adjacent right angle putting slot is welded to each other
Connection.
4. sealing device at a kind of boiler enclosure wall tube bottom header according to claim 1, it is characterised in that：Every layer institute
State a shape plate and specifically include four blocks of door shape plates, every block of door shape plate correspondingly the right angle putting slot described in the corresponding sides positioned at respective layer, every
Between plate, with the position that contacts with each other of layer and the adjacent door shape plate in 45 ° of splicings, the end face of only 45 ° angulations contacts with each other, no
Welding.
5. sealing device at a kind of boiler enclosure wall tube bottom header according to claim 1, it is characterised in that：The right angle
Division surface and the right angle putting slot of adjacent layer that putting slot, dividing plate, door shape plate three are formed, dividing plate, door shape plate three are formed
Adiabator layer is filled with the cavity formed between division surface, the material of the adiabator layer can for high temperature microdilatancy fire resisting
Plastics, the adiabator layer can play dual parts of control and leak out and be incubated.
6. sealing device at a kind of boiler enclosure wall tube bottom header according to claim 1, it is characterised in that：It is described every
Plate, the number of plies of right angle putting slot are four layers, and it can ensure that the tightness of boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107942.4A CN105465763B (en) | 2015-03-12 | 2015-03-12 | Sealing device at a kind of boiler enclosure wall tube bottom header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107942.4A CN105465763B (en) | 2015-03-12 | 2015-03-12 | Sealing device at a kind of boiler enclosure wall tube bottom header |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105465763A CN105465763A (en) | 2016-04-06 |
| CN105465763B true CN105465763B (en) | 2017-11-17 |
Family
ID=55603748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510107942.4A Active CN105465763B (en) | 2015-03-12 | 2015-03-12 | Sealing device at a kind of boiler enclosure wall tube bottom header |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105465763B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553764A (en) * | 1983-12-30 | 1985-11-19 | Ab Asea Atom | Flexible, annular metallic sealing device |
| CN203272780U (en) * | 2013-04-16 | 2013-11-06 | 河北钢铁股份有限公司邯郸分公司 | Sealing device for boiler water drum and boiler wall |
| CN203560883U (en) * | 2013-09-05 | 2014-04-23 | 无锡华光锅炉股份有限公司 | Configuration structure for lower header of boiler wall enclosure |
| CN204201064U (en) * | 2014-11-14 | 2015-03-11 | 哈尔滨哈锅锅炉工程技术有限公司 | A kind of wall-through sealing device of exhaust heat boiler header |
| CN204629439U (en) * | 2015-03-12 | 2015-09-09 | 无锡华光锅炉股份有限公司 | Header place, boiler enclosure wall tube bottom sealing device |
-
2015
- 2015-03-12 CN CN201510107942.4A patent/CN105465763B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553764A (en) * | 1983-12-30 | 1985-11-19 | Ab Asea Atom | Flexible, annular metallic sealing device |
| CN203272780U (en) * | 2013-04-16 | 2013-11-06 | 河北钢铁股份有限公司邯郸分公司 | Sealing device for boiler water drum and boiler wall |
| CN203560883U (en) * | 2013-09-05 | 2014-04-23 | 无锡华光锅炉股份有限公司 | Configuration structure for lower header of boiler wall enclosure |
| CN204201064U (en) * | 2014-11-14 | 2015-03-11 | 哈尔滨哈锅锅炉工程技术有限公司 | A kind of wall-through sealing device of exhaust heat boiler header |
| CN204629439U (en) * | 2015-03-12 | 2015-09-09 | 无锡华光锅炉股份有限公司 | Header place, boiler enclosure wall tube bottom sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105465763A (en) | 2016-04-06 |
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Address after: 214028 No. 3 Chengnan Road, new Wu District, Jiangsu, Wuxi Patentee after: Wuxi Huaguang Environmental Protection Energy Group Co., Ltd Address before: 214028 No. 3 Chengnan Road, New District, Jiangsu, Wuxi Patentee before: WUXI HUAGUANG BOILER Co.,Ltd. |