CN208058184U - A kind of pyrolysis furnace sealing structure - Google Patents
A kind of pyrolysis furnace sealing structure Download PDFInfo
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- CN208058184U CN208058184U CN201820447534.2U CN201820447534U CN208058184U CN 208058184 U CN208058184 U CN 208058184U CN 201820447534 U CN201820447534 U CN 201820447534U CN 208058184 U CN208058184 U CN 208058184U
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- kink
- flat
- bayonet
- lap joint
- nested
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Abstract
The utility model discloses a kind of pyrolysis furnace sealing structures, including furnace body, first lap joint flange and the second lap joint flange, furnace body upper end is nested with that the first kink is flat to be held, flat hold of first kink is nested with the first lap joint flange, first lap joint flange and the flat access section of holding of the first kink are equipped with spring arch clasp, the flat endface of holding of first kink is equipped with clamping joint, clamping joint outer surface is rough surface, it is nested with that the second kink is flat to be held on the flat furnace body for holding bottom side of first kink, flat hold of second kink is nested with the second lap joint flange, flat hold of second kink is equipped with spring arch clasp with the second lap joint flange access section, the flat endface of holding of second kink is equipped with bayonet, bayonet inner surface is rough surface, flat hold of first kink is closely connected by clamping joint and bayonet with flat hold of the second kink.The utility model is compact-sized, is sealed using the simple metal of no gasket, overcomes the problem of materials such as gasket aging, using reliable, Leakage probability substantially reduces, and continuous operation is good, without considering further that gasket service life.
Description
Technical field
The utility model is related to a kind of sealing structure, specially a kind of pyrolysis furnace sealing structure belongs to pyrolysis furnace sealing skill
Art field.
Background technology
Pyrolysis furnace is usually made of convection cell and radiation chamber two parts.Usually two stove Symmetric Composites are at door shape knot
Structure, using nature or forced fume exhaust system.SRT stoves are a kind of most typical tube cracking furnaces (Fig. 1).Level is equipped in convection cell
The array heat exchanger tube of placement is with preheating material, technique dilution steam, quenching boiler water inlet and overheat high steam etc..Radiation
Room is built by refractory brick (inner layer), insulating brick (outer layer).What Novel furnace also had uses plastic refractory cement as refractory material.It splits
Solution boiler tube is suspended in radiation chamber center.This is the core of tube cracking furnace, and the structure and size of cracking reaction pipe are with the type of furnace
And become.The side wall of burner hearth and bottom are equipped with burner to heat reaction tube.Cleavage reaction product leave after reaction tube immediately into
Enter quenching boiler, be quenched with stopped reaction by high pressure water and produce the high steam of 10~12MPa, to recycle thermal energy.Chilling
Boiler is different with the cracking type of furnace.
Pyrolysis furnace industry at present, sealing structure all use gasket seal, and gasket material is generally nonmetallic, metal wound gasket
Piece.Because of boosting, the decompression during chemical industry operation, the flexible aging of gasket at sealing is caused, micro-leakage is caused.And chemical material
Typically extremely, height endangers, inflammable and explosive medium.It destroys very greatly, generally can all cause prodigious caused by once a leak occurs,
Loss.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of pyrolysis furnace sealing knot
Structure.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
A kind of pyrolysis furnace sealing structure of the utility model, including furnace body, the first lap joint flange and the second lap joint flange, it is described
Furnace body upper end is nested with that the first kink is flat to be held, and flat hold of first kink is nested with the first lap joint flange, and described first lives
Set flange is equipped with spring arch clasp with the flat access section of holding of first kink, and the flat endface of holding of first kink is equipped with clamping joint,
And the clamping joint outer surface is rough surface, it is flat to be nested with the second kink on the flat furnace body for holding bottom side of first kink
It holds, flat hold of second kink is nested with the second lap joint flange, and second kink is flat to be held and the second lap joint flange card
It meets place and is equipped with the spring arch clasp, the flat endface of holding of second kink is equipped with bayonet, and the bayonet inner surface is rough surface.
Flat hold of first kink is closely connected by the clamping joint and the bayonet with flat hold of second kink.
As a kind of optimal technical scheme of the utility model, the flat clamping joint held of first kink with it is described
The flat bayonet held of second kink is made of high intensity, corrosion resistant metal material.
As a kind of optimal technical scheme of the utility model, the bayonet is V-type bayonet.
As a kind of optimal technical scheme of the utility model, it is straight that the clamping joint race diameter is equal to the bayonet inner ring
Diameter.
The advantageous effect that the utility model is reached is：The utility model is compact in structure and convenient to use, using no gasket
Simple metal seals.Using high-precision, high quality roughness metal surface, occlusion sealing is carried out, overcomes gasket aging etc.
Problem of materials.For high temperature, high pressure operating mode, the metal material of connector need to be only considered, without in addition considering further that gasket material
Material.Use reliability enhances, and Leakage probability substantially reduces, and continuous operation is good, without considering further that gasket service life, has
Good economic benefit and social benefit, suitable for promoting the use of.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1, furnace body；2, the first kink is flat holds；3, the first lap joint flange；4, spring arch clasp；5, clamping joint；6, bayonet；
7, the second lap joint flange；8, the second kink is flat holds.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment
As shown in Figure 1, a kind of pyrolysis furnace sealing structure, including furnace body 1, the first lap joint flange 3 and the second lap joint flange 7,
1 upper end of furnace body is nested with that the first kink is flat to be held flat hold of the 2, and first kink and be nested with the first lap joint flange 3 on 2, the first kink method
Orchid 3 and flat 2 access sections of holding of the first kink are equipped with spring arch clasp 4, and flat 2 endfaces of holding of the first kink are equipped with clamping joint 5, and clamping joint
5 outer surfaces are rough surface, are nested with that the second kink is flat to hold 8 on the flat furnace body 1 for holding 2 bottom sides of the first kink, and the second kink is flat to be held on 8
It is nested with the second lap joint flange 7, the second kink is flat to hold 8 with 7 access section of the second lap joint flange equipped with spring arch clasp 4, the second kink
Flat 8 endfaces of holding are equipped with bayonet 6, and 6 inner surface of bayonet is rough surface.First kink is flat hold 2 by clamping joint 5 and bayonet 6 with
Second kink is flat to be held 8 and is closely connected.The flat clamping joint 5 held on 2 of first kink and the flat bayonet 6 held on 8 of the second kink are equal
It is made of high intensity, corrosion resistant metal material.Bayonet 6 is V-type bayonet.It is straight that 5 race diameter of clamping joint is equal to 6 inner ring of bayonet
Diameter.
Specifically, being held on 2 in use, the first lap joint flange 3 is nested in the first kink and is put down, carried out by spring arch clasp 4
It is fixed, the second lap joint flange 7 is nested in the second kink is flat to be held on 8, is held by the way that the second kink is flat, holds 2 Hes by the first kink is flat
Second kink is flat to be held 8 and is respectively nested at 1 sealed connection of furnace body, is with inner surface by the clamping joint 5 that outer surface is rough surface
The bayonet 6 of rough surface holds the first lap joint flange 3 and the second kink are flat 8 and is closely interlocked, overcomes the materials such as gasket aging
Material problem need to only consider the metal material of connector, the material without in addition considering further that gasket material for high temperature, high pressure operating mode
Matter.
The utility model is compact in structure and convenient to use, is sealed using the simple metal of no gasket.Using high-precision, high-quality
The roughness metal surface of amount, carries out occlusion sealing, overcomes the problem of materials such as gasket aging.For high temperature, high pressure operating mode, only
The metal material that need to consider connector, the material without in addition considering further that gasket material.Use reliability enhances, and Leakage probability is big
Big to reduce, continuous operation is good, without considering further that gasket service life, with good economic efficiency and social benefit are suitable
It promotes the use of.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of pyrolysis furnace sealing structure, including furnace body (1), the first lap joint flange (3) and the second lap joint flange (7), feature
It is, furnace body (1) upper end is nested with that the first kink is flat to be held (2), and flat hold of first kink is nested with the first work on (2)
Flange (3) is covered, first lap joint flange (3) is equipped with spring arch clasp (4) with flat (2) access section of holding of first kink, described
Flat (2) endface of holding of first kink is equipped with clamping joint (5), and the clamping joint (5) outer surface is rough surface, first kink
It is nested with that the second kink is flat to be held (8) on the flat furnace body (1) for holding (2) bottom side, second kink is flat to be held and be nested with the on (8)
Two lap joint flanges (7), flat hold (8) of second kink are equipped with the spring arch clasp with the second lap joint flange (7) access section
(4), flat (8) endface of holding of second kink is equipped with bayonet (6), and the bayonet (6) inner surface is rough surface, and described first
Kink is flat to be held (2) and is put down with second kink by the clamping joint (5) and the bayonet (6) and hold (8) and be closely connected.
2. a kind of pyrolysis furnace sealing structure according to claim 1, which is characterized in that first kink is flat to be held on (2)
The flat bayonet (6) held on (8) of the clamping joint (5) and second kink by high intensity, corrosion resistant metal material
Matter is made.
3. a kind of pyrolysis furnace sealing structure according to claim 1, which is characterized in that the bayonet (6) is V-type bayonet.
4. a kind of pyrolysis furnace sealing structure according to claim 1, which is characterized in that clamping joint (5) race diameter
Equal to the bayonet (6) inner ring diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820447534.2U CN208058184U (en) | 2018-04-02 | 2018-04-02 | A kind of pyrolysis furnace sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820447534.2U CN208058184U (en) | 2018-04-02 | 2018-04-02 | A kind of pyrolysis furnace sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208058184U true CN208058184U (en) | 2018-11-06 |
Family
ID=63986798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820447534.2U Active CN208058184U (en) | 2018-04-02 | 2018-04-02 | A kind of pyrolysis furnace sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208058184U (en) |
-
2018
- 2018-04-02 CN CN201820447534.2U patent/CN208058184U/en active Active
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