CN209084800U - Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure - Google Patents
Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure Download PDFInfo
- Publication number
- CN209084800U CN209084800U CN201821322310.5U CN201821322310U CN209084800U CN 209084800 U CN209084800 U CN 209084800U CN 201821322310 U CN201821322310 U CN 201821322310U CN 209084800 U CN209084800 U CN 209084800U
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- China
- Prior art keywords
- shell
- changeover portion
- annular
- liquid film
- temperature service
- 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.)
- Withdrawn - After Issue
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000003020 moisturizing effect Effects 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000011819 refractory material Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 description 6
- 229910000856 hastalloy Inorganic materials 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007770 graphite material Substances 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a kind of plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structures, high-temperature service flange is set in high-temperature service shell lower end outside and is fixedly connected with high-temperature service shell, changeover portion upper shell is set in high-temperature service shell lower end, changeover portion internal diameter of outer cover is greater than high-temperature service envelope outer diameter to which there are annular liquid film runners between changeover portion shell and high-temperature service shell, annular fluid-tight shell lower end is fixed on changeover portion outer side of shell and changeover portion upper shell collectively forms annular water storage tank, changeover portion flange is fixed at annular fluid-tight upper shell end and high-temperature service flange cooperates, moisturizing pipeline one end is fixed on annular fluid-tight shell and is connected to annular water storage tank.The utility model intensity is high and at low cost, and corrosion resistance is strong.
Description
Technical field
The utility model relates to a kind of liquid film seal structure, especially a kind of plasma heating furnace tail portion high temperature corrosive gas mistake
Cross a section liquid film seal structure.
Background technique
High temperature (1000 DEG C or more) corrosive gas is a kind of medium that often will appear in modern industrial production.This
Kind medium, because of the refractory material that equipment liner is thicker, can effectively avoid gas permeating corrosion in high temperature section.When this medium
In low-temperature zone, because gas temperature has already decreased to close to room temperature, corruption can be prevented as equipment liner using high molecular material
Erosion.But in the cooling changeover portion for entering Cryo Equipment from high-temperature service, medium high temperature was both born, again contact corrosion gas
Body, material type selecting are relatively difficult.General equipment and materials herein, mostly uses the material of the high-temperature corrosion resistances such as Hastelloy or graphite
Material.But Hastelloy and graphite all involve great expense, the aggressive atmosphere that Hastelloy can be applicable in also compares limitation, the machine of graphite
Tool strength character is insufficient.In addition to changeover portion bulk material type selecting is difficult, transition section structure will also be taken into account and high-temperature service connection position
The sealing performance set.Because contacting with corrosive gas, sealing structure is easy to appear erosion leakage scenarios, causes security risk.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of plasma heating furnace tail portion high temperature corrosive gas transition
Section liquid film seal structure, overcomes the limitation of the prior art.
In order to solve the above technical problems, the technical scheme adopted by the utility model is:
A kind of plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure, it is characterised in that: include high temperature
Device housings, high-temperature service flange, changeover portion flange, annular fluid-tight shell, changeover portion shell and moisturizing pipeline, high-temperature service method
Orchid is set in high-temperature service shell lower end outside and is fixedly connected with high-temperature service shell, and changeover portion upper shell is set in height
Warm device housings lower end, changeover portion internal diameter of outer cover are greater than high-temperature service envelope outer diameter to changeover portion shell and high-temperature service shell
Between there are annular liquid film runners, annular fluid-tight shell lower end is fixed on changeover portion outer side of shell and changeover portion upper shell is common
Annular water storage tank is constituted, changeover portion flange is fixed at annular fluid-tight upper shell end and high-temperature service flange cooperates, and mends
Waterpipe one end is fixed on annular fluid-tight shell and is connected to annular water storage tank.
Further, high-temperature service refractory material is provided in the high-temperature service shell.
Further, the annular fluid-tight shell is the toroidal shell that section is L-type, and L-type lower side is fixed on along end
On the face of changeover portion outer side of shell, L-type vertical edge along upper end then with changeover portion flanged joint, changeover portion flange and high-temperature service flange
It is locked by bolt.
Further, the moisturizing pipeline is horizontally disposed with and one end of moisturizing pipeline passes through the side wall of annular fluid-tight shell
It is fixed in annular fluid-tight side wall of outer shell, a moisturizing regulating valve is provided in moisturizing pipeline.
Further, it is provided with a liquid-level switch in the annular water storage tank, liquid-level switch is connect with moisturizing regulating valve
For sending liquid level information in annular water storage tank to moisturizing regulating valve to adjust water inlet.
Further, the liquid-level switch uses floating-ball level switch.
Further, the changeover portion shell, changeover portion flange and annular fluid-tight shell are all made of high molecular material.
Further, the annular water storage tank flows into water quantity holding with moisturizing pipeline in the water that annular liquid film runner flows out
Balance.
The utility model compared with prior art, has the following advantages that and effect: the plasma heating furnace tail portion of the utility model
High temperature corrosive gas changeover portion liquid film seal structure controls fluid-tight water level using liquid-level switch, prevents equipment internal corrosive gas
Body infiltration causes sealing flange to corrode, and realizes good sealing；Water in fluid-tight simultaneously is constantly seeped along transition section structure inner wall
Leak down, form one layer of liquid film, by decalescence, protects changeover portion device housings temperature to be in lower temperature, to play
The effect of resistant material is protected, such changeover portion can use high molecular material, and intensity is high and at low cost, and corrosion resistance is strong.
Detailed description of the invention
Fig. 1 is the signal of the plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure of the utility model
Figure.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
As shown in Figure 1, a kind of plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal knot of the utility model
Structure comprising high-temperature service shell 1, high-temperature service flange 2, changeover portion flange 3, annular fluid-tight shell 4, changeover portion shell 5 and is mended
Waterpipe 6, high-temperature service flange 2 are set in 1 lower end outside of high-temperature service shell and are fixedly connected with high-temperature service shell 1,
5 upper end of changeover portion shell is set in 1 lower end of high-temperature service shell, 5 internal diameter of changeover portion shell be greater than 1 outer diameter of high-temperature service shell from
And there are annular liquid film runner 7 between changeover portion shell 5 and high-temperature service shell 1, the width of annular liquid film runner 7 is smaller, with
The liquid film that just formation can cover 5 inner wall of changeover portion shell is preferred.Annular 4 lower end of fluid-tight shell is fixed on changeover portion shell 5
Outside and 5 upper end of changeover portion shell collectively form annular water storage tank, and changeover portion flange 3 is fixed on annular fluid-tight shell 4
Hold end and high-temperature service flange 2 to cooperate, 6 one end of moisturizing pipeline be fixed on annular fluid-tight shell 4 and with annular water storage tank
Connection.
High-temperature service refractory material 8 is provided in high-temperature service shell 1.Annular fluid-tight shell 4 is the annular that section is L-type
Shell, L-type lower side are fixed on 5 lateral surface of changeover portion shell along end, L-type vertical edge along upper end then with changeover portion flange 3
Connection, changeover portion flange 3 are locked with high-temperature service flange 2 by bolt.
Moisturizing pipeline 6 is horizontally disposed and one end of moisturizing pipeline 6 passes through the side wall of annular fluid-tight shell 4 and is fixed on annular
In 4 side wall of fluid-tight shell, a moisturizing regulating valve 9 is provided in moisturizing pipeline 6.A liquid level is provided in annular water storage tank to open
10 are closed, liquid-level switch 10 is connect with moisturizing regulating valve 9 to be adjusted for sending liquid level information in annular water storage tank to moisturizing
Valve 9 is to adjust water inlet.Liquid-level switch 10 uses floating-ball level switch.The water that annular water storage tank is flowed out in annular liquid film runner 7
Amount flows into water quantity holding balance with moisturizing pipeline 6, and the liquid level in 10 real-time detection annular water storage tank of liquid-level switch works as fluid-tight
Lower than certain altitude, inlet valve moisturizing is just controlled, until setting height stops moisturizing, to guarantee liquid level in annular water storage tank
Height keeps a steady state value.
Changeover portion shell 5, changeover portion flange 3 and annular fluid-tight shell 4 are all made of high molecular material.High molecular material corrosion resistant
Corrosion can be good, and be applicable in without Hastelloy aggressive atmosphere limitation the problem of, while high molecular material intensity is also much
Greater than graphite material, the advantages of having both two kinds of materials, although itself heat-resisting quantity is not good enough, cooled down by the phase transformation of liquid film
Solve this problem in that, to reduce costs, solve the deficiencies in the prior art.
The plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure of the utility model utilizes liquid-level switch
Fluid-tight water level is controlled, prevents the infiltration of equipment internal corrosive gas from sealing flange being caused to corrode, realizes good sealing；Liquid simultaneously
Water in envelope constantly goes down along transition section structure inner wall leakage, forms one layer of liquid film, by decalescence, changeover portion is protected to set
Standby skin temperature is in lower temperature, to play the role of protecting resistant material, such changeover portion can use macromolecule
Material, intensity is high and at low cost, and corrosion resistance is strong.
Above content is only illustrate to examples for clearly illustrating the present invention described in this specification.The utility model
Person of ordinary skill in the field can do various modifications or supplement to described specific embodiment or use similar side
Formula substitution, content without departing from the utility model specification or beyond the scope defined by this claim should all
Belong to the protection scope of the utility model.
Claims (8)
1. a kind of plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure, it is characterised in that: set comprising high temperature
Standby shell, high-temperature service flange, changeover portion flange, annular fluid-tight shell, changeover portion shell and moisturizing pipeline, high-temperature service flange
It is set in high-temperature service shell lower end outside and is fixedly connected with high-temperature service shell, changeover portion upper shell is set in high temperature
Device housings lower end, changeover portion internal diameter of outer cover be greater than high-temperature service envelope outer diameter to changeover portion shell and high-temperature service shell it
Between there are annular liquid film runner, annular fluid-tight shell lower end is fixed on changeover portion outer side of shell and the common structure of changeover portion upper shell
Water storage tank is circularized, changeover portion flange is fixed at annular fluid-tight upper shell end and high-temperature service flange cooperates, moisturizing
Pipeline one end is fixed on annular fluid-tight shell and is connected to annular water storage tank.
2. high temperature corrosive gas changeover portion liquid film seal structure in plasma heating furnace tail portion described in accordance with the claim 1, feature
It is: is provided with high-temperature service refractory material in the high-temperature service shell.
3. high temperature corrosive gas changeover portion liquid film seal structure in plasma heating furnace tail portion described in accordance with the claim 1, feature
Be: the annular fluid-tight shell is the toroidal shell that section is L-type, and L-type lower side is fixed on outside changeover portion shell along end
On side, L-type vertical edge is then locked with changeover portion flanged joint, changeover portion flange and high-temperature service flange by bolt along upper end
It is fixed.
4. high temperature corrosive gas changeover portion liquid film seal structure in plasma heating furnace tail portion described in accordance with the claim 3, feature
Be: the moisturizing pipeline is horizontally disposed and one end of moisturizing pipeline passes through the side wall of annular fluid-tight shell and is fixed on annular liquid
It seals in side wall of outer shell, a moisturizing regulating valve is provided in moisturizing pipeline.
5. plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure according to claim 4, feature
It is: is provided with a liquid-level switch in the annular water storage tank, liquid-level switch is connect for storing up annular with moisturizing regulating valve
Liquid level information sends moisturizing regulating valve to adjust water inlet in sink.
6. plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure according to claim 5, feature
Be: the liquid-level switch uses floating-ball level switch.
7. high temperature corrosive gas changeover portion liquid film seal structure in plasma heating furnace tail portion described in accordance with the claim 1, feature
Be: the changeover portion shell, changeover portion flange and annular fluid-tight shell are all made of high molecular material.
8. high temperature corrosive gas changeover portion liquid film seal structure in plasma heating furnace tail portion described in accordance with the claim 1, feature
It is: the water and moisturizing pipeline inflow water quantity holding balance that the annular water storage tank is flowed out in annular liquid film runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322310.5U CN209084800U (en) | 2018-08-16 | 2018-08-16 | Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322310.5U CN209084800U (en) | 2018-08-16 | 2018-08-16 | Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209084800U true CN209084800U (en) | 2019-07-09 |
Family
ID=67114724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821322310.5U Withdrawn - After Issue CN209084800U (en) | 2018-08-16 | 2018-08-16 | Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209084800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980876A (en) * | 2018-08-16 | 2018-12-11 | 江苏天楹环保能源成套设备有限公司 | Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure |
-
2018
- 2018-08-16 CN CN201821322310.5U patent/CN209084800U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980876A (en) * | 2018-08-16 | 2018-12-11 | 江苏天楹环保能源成套设备有限公司 | Plasma heating furnace tail portion high temperature corrosive gas changeover portion liquid film seal structure |
| CN108980876B (en) * | 2018-08-16 | 2024-04-19 | 江苏天楹环保能源成套设备有限公司 | Liquid film sealing structure for high-temperature corrosive gas transition section at tail part of plasma furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190709 Effective date of abandoning: 20240419 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190709 Effective date of abandoning: 20240419 |