CN205874234U - Two air curtain attemperator through pressure differential automatic control - Google Patents
Two air curtain attemperator through pressure differential automatic control Download PDFInfo
- Publication number
- CN205874234U CN205874234U CN201620772997.7U CN201620772997U CN205874234U CN 205874234 U CN205874234 U CN 205874234U CN 201620772997 U CN201620772997 U CN 201620772997U CN 205874234 U CN205874234 U CN 205874234U
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- CN
- China
- Prior art keywords
- air curtain
- kiln
- homoiothermic
- air inlet
- isolation
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Abstract
The utility model relates to a two air curtain attemperator through pressure differential automatic control establishes annular channel on the external wall of kiln of sealing washer below and is connected with the air inlet pipeline, and the umbrella -type adjusts the temperature the gas pocket and is used for forming the annular air curtain that adjusts the temperature in the sealing washer below, keeps apart the air curtain export and is used for adjusting the temperature the air curtain outside in the annular and forms annular isolation air curtain, the umbrella -type adjusts the temperature the gas pocket and passes through air inlet intercommunication annular channel inner space, keeps apart the air curtain export and correspond the isolation air curtain import of seting up on the air inlet side wall to be linked together, behind the spring compression, gas passage on the spherical seal of air inlet accessible communicate simultaneously the umbrella -type adjust the temperature the gas pocket with keep apart the air curtain import. The utility model discloses a double -deck air curtain is kept apart the refrigerated method and is lowered the temperature to the sealing washer of work under the high -temperature gas environment to the inside and outside pressure differential automatic control of accessible kiln is favorable to prolonging the life of sealing washer, guarantees kiln crown feeding device's performance, satisfies the needs of quickened lime shaft kiln to the development of maximizing.
Description
Technical field
This utility model relates to a kind of air curtain register, particularly relates to a kind of double air curtains automatically controlled by pressure differential
Register.
Background technology
At present, at the kiln body of active lime shaft kiln and the sealing of pipeline, the most do not set register, owing to belonging to high temperature ring
Border, the kiln type making sealing structure be suitable for is limited, causes active lime shaft kiln all to have deficiency in sealing, ruggedness and reliability
Part.Wherein service life and the reliability of kiln crown bell sealing structure is the key determining kiln crown feeding device serviceability,
As it is shown in figure 1, seal the sectional view of structure for kiln crown bell, sealed by sealing ring 3 between kiln lid 1 and kiln body 2, kiln top sealing
Lowering the temperature by natural environment, sealing ring uses rubber seal, is easily affected by high-temperature gas in kiln thorax, causes aging acceleration, cause
The service life that bell seals significantly shortens, and sealing effectiveness is difficult to ensure that.
In recent years, along with active lime shaft kiln constantly increases to maximization, seriation, diversified development, designed productive capacity
Greatly, the serviceability of link each to active lime shaft kiln it is also proposed higher requirement.
Summary of the invention
This utility model provides a kind of double air curtain registers automatically controlled by pressure differential, use double-deck air curtain every
The sealing ring worked under environment of high temperature gas is lowered the temperature by the method from cooling, and can be by the control automatically of kiln external and internal pressure difference
System, is conducive to extending the service life of sealing ring, it is ensured that the serviceability of kiln crown feeding device, meets active lime shaft kiln to greatly
The needs of typeization development.
In order to achieve the above object, this utility model realizes by the following technical solutions:
A kind of double air curtain registers automatically controlled by pressure differential, for sealing active lime shaft kiln kiln crown bell
Structure is thermally shielded cooling, and described sealing structure is the sealing ring being arranged between kiln lid and kiln body；Including air inlet pipeline, annular
Passage and double air curtain device, described circular passage is arranged on below sealing ring and on the kiln body outer wall of kiln lid, air inlet pipeline
If multiple gas manifolds connect circular passage；Double air curtain devices include that annularly channel roof inside and outside circle circumference is uniform and corresponding
The multiple umbrella shape homoiothermic pores arranged and isolation air curtain outlet, wherein umbrella shape homoiothermic pore is in sealing ring annular formed below
Homoiothermic air curtain, isolation air curtain outlet is for forming annular isolation air curtain outside annular homoiothermic air curtain；Umbrella shape homoiothermic pore passes through
Air inlet connection annular channel interior space, isolation air curtain outlet and the isolation air curtain import phase offered on corresponding air inlet sidewall
Connection；Spherical seal is positioned at air inlet and by spring compression in umbrella shape homoiothermic pore side, and spherical seal is provided with
Gas passage, under spring free state, umbrella shape homoiothermic pore and isolation air curtain import are closed simultaneously；After spring-compressed, air inlet can
Connect umbrella shape homoiothermic pore and isolation air curtain import by the gas passage on spherical seal simultaneously.
Described spherical seal is provided with horizontal channel radially and the T-shaped gas passage of Vertical Channel formation, vertically
Passage end is towards the air inlet of circular passage；Being provided with movable snap ring between spherical seal and spring, the spring other end sets solid
Determine snap ring；Spherical seal and movable snap ring can move when telescopic spring；Spherical seal passes through spring top clamping at umbrella
Time on shape homoiothermic pore, isolation air curtain import is closed by movable snap ring.
Described umbrella shape homoiothermic pore and isolation air curtain outlet are the spray-hole to outward opening diffusion, and its opening angle is
30 °～70 °.
Multiple air supply openings that described gas manifold is uniformly arranged by annularly passage outer circumference connect in circular passage
Space, portion, air supply opening is the opening spray-hole to circular passage internal diffusion, and its opening angle is 30 °～70 °.
Described air inlet pipeline is fixed on outside circular passage by conduit bracket, passes through between conduit bracket and circular passage
Flange and bolt connect.
Compared with prior art, the beneficial effects of the utility model are:
1) double air curtain devices utilize kiln thorax external and internal pressure difference automatic open close, it is ensured that the sealing ring of bell sealing surface is at high temperature ring
Work long hours in the range of border, extend sealing ring service life；
2) close air inlet in kiln during negative pressure, reduce unnecessary working in inflation interference kiln in kiln；
3) cooling gas supply can realize control with computational intelligence, is beneficial to produce regulation.
4) double air curtains isolation cooling effect is notable, can make kiln top sealing circle in the kiln thorax of higher temperature, meet activity
Lime shaft kiln is to maximization, seriation, the requirement of diversified development.
Accompanying drawing explanation
Fig. 1 is conventional kiln top sealing structural representation described in the utility model.
Fig. 2 is the front view of described in the utility model pair of air curtain register.
Fig. 3 is the A-A sectional view in Fig. 2.
Fig. 4 a is the I portion enlarged drawing one in Fig. 3.(when double air curtain devices are closed)
Fig. 4 b is the I portion enlarged drawing two in Fig. 3.(when double air curtain devices are opened)
In figure: 1. kiln lid 2. kiln body 3. sealing ring 4. air inlet pipeline 5. circular passage 6. umbrella shape homoiothermic pore 7. supplies
Gas branch pipe 8. is isolated air curtain and is exported 9. spherical seal 10. spring 11. flange 12. bolts 13. and isolate air curtain import
14. conduit bracket 15. air inlets
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further:
As shown in Fig. 2-Fig. 3, a kind of double air curtain registers automatically controlled by pressure differential described in the utility model, use
Being thermally shielded cooling in active lime shaft kiln kiln crown bell is sealed structure, described sealing structure is for being arranged on kiln lid 1 and kiln body 2
Between sealing ring 3；Including air inlet pipeline 4, circular passage 5 and double air curtain device, described circular passage 5 is arranged on sealing ring 3
On kiln body 2 outer wall of lower section and close kiln lid 1, air inlet pipeline 4 sets multiple gas manifold 7 and connects circular passage 5；Double air curtain devices
Uniform including annularly passage 5 top inside and outside circle circumference and that be correspondingly arranged multiple umbrella shape homoiothermic pores 6 and isolation air curtain export
8, wherein umbrella shape homoiothermic pore 6 is at sealing ring 3 annular formed below homoiothermic air curtain, and isolation air curtain outlet 8 is in annular
Annular isolation air curtain is formed outside homoiothermic air curtain；Umbrella shape homoiothermic pore 6 connects inner space, circular passage 5 by air inlet 15,
Isolation air curtain outlet 8 is connected with the isolation air curtain import 13 offered on corresponding air inlet 15 sidewall；Spherical seal 9 be positioned at into
Being pressed on umbrella shape homoiothermic pore 6 side in QI KOU 15 and by spring 10, spherical seal 9 is provided with gas passage, spring 10
Under free state, umbrella shape homoiothermic pore 6 and isolation air curtain import 13 are closed simultaneously；After spring 10 compression, air inlet 15 can pass through ball
Gas passage on shape seal 9 connects umbrella shape homoiothermic pore 6 and isolation air curtain import 13 simultaneously.
As shown in Fig. 4 a, 4b, described spherical seal 9 is provided with horizontal channel radially and the T word of Vertical Channel formation
Shape gas passage, Vertical Channel one end is towards the air inlet 15 of circular passage 5；It is provided with work between spherical seal 9 and spring 10
Dynamic snap ring, spring 10 other end sets fixing snap ring；Spherical seal 9 and movable snap ring can move when spring 10 stretches；
When spherical seal 9 is held out against on umbrella shape homoiothermic pore by spring 10, isolation air curtain import 13 is closed by movable snap ring.
Described umbrella shape homoiothermic pore 6 and isolation air curtain outlet 8 are the spray-hole to outward opening diffusion, its opening angle
It it is 30 °～70 °.
Described gas manifold 7 connects circular passage 5 by multiple air supply openings that annularly passage 5 outer circumference is uniformly arranged
Inner space, air supply opening is the opening spray-hole to circular passage 5 internal diffusion, and its opening angle is 30 °～70 °.
Described air inlet pipeline 4 is fixed on outside circular passage 5 by conduit bracket 14, conduit bracket 14 and circular passage 5
Between connected by flange 11 and bolt 12.
Method for regulating temperature based on a kind of double air curtain registers automatically controlled by pressure differential described in the utility model, bag
Include:
1), when in active lime shaft kiln kiln, negative pressure is run, the sealing ring 3 between kiln lid 1 and kiln body 2 need not cooling；Now
Spherical seal 9 holds out against on umbrella shape homoiothermic pore 6 by spring 10, and isolation air curtain import 13 is closed by movable snap ring；Double gas
Proscenia is closed, to reduce the outer gas of kiln to the interference in kiln；
2) in active lime shaft kiln kiln during operation under positive pressure, when kiln inner pressure is more than when setting pressure, and spherical seal 9 overcomes
Resistance moves down and compression spring 10, and umbrella shape homoiothermic pore 6 and isolation air curtain import 13 automatically open up, defeated by air inlet pipeline 4
The cooling gas sent respectively enters umbrella shape homoiothermic gas by the air duct on circular passage 5, air inlet 15 and spherical seal 9
Hole 6 and isolation air curtain import 13, formed annular homoiothermic air curtain by umbrella shape homoiothermic pore 6 in sealing ring 3 bottom；Meanwhile, cooling gas
Body is by isolation air curtain outlet 8 formation annular isolation air curtain isolation kiln endogenous pyrogen, it is ensured that the cooling effect of sealing ring 3；
3) controlled valve of air inlet pipeline 4 is interlocked with active lime shaft kiln control system, kiln inner pressure value can measured
On the basis of realize cooling gas conveying automatically control.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (5)
1. the double air curtain registers automatically controlled by pressure differential, for sealing knot to active lime shaft kiln kiln crown bell
Structure is thermally shielded cooling, and described sealing structure is the sealing ring being arranged between kiln lid and kiln body；It is characterized in that, including air inlet
Pipeline, circular passage and double air curtain device, described circular passage is arranged on below sealing ring and on the kiln body outer wall of kiln lid,
Air inlet pipeline sets multiple gas manifold and connects circular passage；Double air curtain devices include that annularly channel roof inside and outside circle circumference is all
Even and that be correspondingly arranged multiple umbrella shape homoiothermic pores and isolation air curtain export, and wherein umbrella shape homoiothermic pore is for below sealing ring
Forming annular homoiothermic air curtain, isolation air curtain outlet is for forming annular isolation air curtain outside annular homoiothermic air curtain；Umbrella shape homoiothermic
Pore is by air inlet connection annular channel interior space, isolation air curtain outlet and the isolation gas offered on corresponding air inlet sidewall
Curtain import is connected；Spherical seal is positioned at air inlet and by spring compression at umbrella shape homoiothermic pore side, spherical sealed
Body is provided with gas passage, and under spring free state, umbrella shape homoiothermic pore and isolation air curtain import are closed simultaneously；After spring-compressed,
Air inlet can connect umbrella shape homoiothermic pore and isolation air curtain import by the gas passage on spherical seal simultaneously.
A kind of double air curtain registers automatically controlled by pressure differential the most according to claim 1, it is characterised in that institute
State spherical seal and be provided with horizontal channel radially and the T-shaped gas passage of Vertical Channel formation, Vertical Channel one end court
To the air inlet of circular passage；Being provided with movable snap ring between spherical seal and spring, the spring other end sets fixing snap ring；Spherical
Seal and movable snap ring can move when telescopic spring；Spherical seal passes through spring top clamping on umbrella shape homoiothermic pore
Time, isolation air curtain import is closed by movable snap ring.
A kind of double air curtain registers automatically controlled by pressure differential the most according to claim 1, it is characterised in that institute
Stating umbrella shape homoiothermic pore and isolation air curtain outlet is the spray-hole to outward opening diffusion, its opening angle is 30 °～70 °.
A kind of double air curtain registers automatically controlled by pressure differential the most according to claim 1, it is characterised in that institute
State multiple air supply openings connection annular channel interior space that gas manifold is uniformly arranged, supply by annularly passage outer circumference
Mouth is the opening spray-hole to circular passage internal diffusion, and its opening angle is 30 °～70 °.
A kind of double air curtain registers automatically controlled by pressure differential the most according to claim 1, it is characterised in that institute
State air inlet pipeline and be fixed on outside circular passage by conduit bracket, by flange and bolt between conduit bracket and circular passage
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772997.7U CN205874234U (en) | 2016-07-21 | 2016-07-21 | Two air curtain attemperator through pressure differential automatic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772997.7U CN205874234U (en) | 2016-07-21 | 2016-07-21 | Two air curtain attemperator through pressure differential automatic control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205874234U true CN205874234U (en) | 2017-01-11 |
Family
ID=57698389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620772997.7U Withdrawn - After Issue CN205874234U (en) | 2016-07-21 | 2016-07-21 | Two air curtain attemperator through pressure differential automatic control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205874234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106045344A (en) * | 2016-07-21 | 2016-10-26 | 中冶焦耐(大连)工程技术有限公司 | Double-air-curtain temperature adjusting device automatically controlled through pressure difference and temperature adjusting method |
-
2016
- 2016-07-21 CN CN201620772997.7U patent/CN205874234U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106045344A (en) * | 2016-07-21 | 2016-10-26 | 中冶焦耐(大连)工程技术有限公司 | Double-air-curtain temperature adjusting device automatically controlled through pressure difference and temperature adjusting method |
| CN106045344B (en) * | 2016-07-21 | 2018-08-21 | 中冶焦耐(大连)工程技术有限公司 | A kind of double air curtain registers and method for regulating temperature automatically controlled by pressure difference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20180821 |
|
| AV01 | Patent right actively abandoned |