CN207688629U - Removable rotary kiln non-contact sealing arrangement - Google Patents
Removable rotary kiln non-contact sealing arrangement Download PDFInfo
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- CN207688629U CN207688629U CN201721318483.5U CN201721318483U CN207688629U CN 207688629 U CN207688629 U CN 207688629U CN 201721318483 U CN201721318483 U CN 201721318483U CN 207688629 U CN207688629 U CN 207688629U
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- ring
- rotary kiln
- stationary
- sealing arrangement
- fixed
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Abstract
A kind of removable rotary kiln non-contact sealing arrangement, it is set between cylinder of rotary kiln and jacket casing, the jacket casing is that kiln head cover, kiln hood and/or dual firing chamber cover at the position on the cylinder of rotary kiln, the removable seal of rotary kiln device includes several rotating rings and several stationary rings, the wherein described rotating ring can be fixed on the cylinder of rotary kiln, and the stationary ring can be fixed on the jacket casing；Each stationary ring is located between two rotating ring being disposed adjacent to form sealing labyrinth, and each stationary ring and the setting coaxial with the cylinder of rotary kiln of each rotating ring, at least one stationary ring includes two ring compression plates and the soft metal stationary seal ring that is compressed by described two ring compression plates, and the soft metal stationary seal ring is that piecemeal is assembled and be close to the cylinder body outer wall.The removable rotary kiln non-contact sealing arrangement has many advantages, such as that good airproof performance, service life are long, reliability is high, at low cost, and fragment is detachable.
Description
Technical field
The utility model is related to seal of rotary kiln technical field more particularly to a kind of New removable rotary kiln are non-contact close
Seal apparatus.
Background technology
Rotary kiln incineration is mainly used in the burning disposal of solid waste, is that one kind is adaptable, it is various useless to burn
The incinerator of object and dangerous waste.It adapts to various waste forms (such as solid-state, liquid, semisolid) and variously-shaped waste is burnt
It burns.It is used in fields such as petrochemical industry, dangerous waste incinerations extensive.
Rotary kiln is a high temperature rotating machinery, for high temperature rotating machinery, if sealing is bad, it is easy to equipment be caused to let out
Dew.Especially present rotary kiln is more applied to processing hazardous waste, will be caused to seriously affect to environment once leakage occurs.
Existing seal of rotary kiln mostly uses flap means of press seals, and since kiln shape is larger, it is poor to put forward situation, turns in rotary kiln
Dynamic process, end to end both ends preferably generate radial deflection.
Scale type diaphragm seal is mainly stainless steel, easy tos produce thermal deformation for a period of time at high temperature, and diaphragm seal is caused to connect
Tactile uneven, concentrated wear is too fast, causes seal failure, largely leaks out.
Utility model content
In view of this, the main purpose of the utility model is to provide a kind of removable rotary kiln non-contact sealing arrangement,
To solve at least one of above-mentioned the technical issues of referring to.
To achieve the above object, the technical solution of the utility model is as follows：
A kind of removable rotary kiln non-contact sealing arrangement, is set between cylinder of rotary kiln and jacket casing, and the jacket casing is
Kiln head cover, kiln hood and/or dual firing chamber cover at the position on the cylinder of rotary kiln, the removable seal of rotary kiln device
Including several rotating rings and several stationary rings, wherein the rotating ring can be fixed on the cylinder of rotary kiln, and the stationary ring can be consolidated
Determine onto the jacket casing；Each stationary ring is located between two rotating rings being disposed adjacent to form sealing labyrinth, and each
The stationary ring and the setting coaxial with the cylinder of rotary kiln of each rotating ring, at least one stationary ring include that two annulars are pressed
Tight plate and the soft metal stationary seal ring compressed by described two ring compression plates, the soft metal stationary seal ring are that piecemeal is assembled
It forms and is close to the cylinder body outer wall.
Preferably, the removable seal of rotary kiln device includes two rotating rings and a stationary ring, or dynamic including three
Ring and two stationary rings.
Preferably, use bolt fastening to compress the soft metal stationary seal ring between described two ring compression plates.
Preferably, height of the bolt apart from cylinder is higher than the height of each rotating ring.
Preferably, described two ring compression plates are made of metal material or high temperature resistant nonmetallic materials；The rotating ring by
Metal material or high temperature resistant nonmetallic materials are made.
Preferably, the ring compression plate is made of carbon steel or stainless steel；The rotating ring is made of carbon steel or stainless steel.
Preferably, the soft metal stationary seal ring is made of aluminum material.
Preferably, the sealing device further includes one being connected and fixed circle, and described one end for being connected and fixed circle can be fixed on
The jacket casing, the other end for being connected and fixed circle can be fixed on a ring compression plate.
Preferably, two ring compression plates are that piecemeal is assembled, and be fastened by bolts with piecemeal compress it is described
Soft metal stationary seal ring, wherein a ring compression plate piecemeal is fixed on described be connected and fixed on circle.
Preferably, the circle that is connected and fixed is made of carbon steel or stainless steel.
Based on the above-mentioned technical proposal, the beneficial effects of the utility model are：
(1) the non-contacting seal device of the utility model is using soft metal characteristic easy to wear, in soft metal static seal
The tiny gap of self-assembling formation is worn by early period between ring and rotary kiln, therefore sealing effect is good, leakage rate is few, and when use is close
Phenomena such as it is high to seal reliability, is not in deformation failure.
(2) this non-contacting seal later maintenance amount is small, does not wear, long lifespan.
(3) this replacement that is flexible coupling is convenient, which is that piecemeal is installed, and dismantles, using very convenient,
It is at low cost.
Description of the drawings
Fig. 1 is the rotary kiln single unit system structural schematic diagram of one embodiment of the utility model；
Fig. 2 is the removable rotary kiln non-contact sealing arrangement structural schematic diagram of one embodiment of the utility model.
Wherein, the soft metals 1- stationary seal ring；
2- endless metal pressure plates；
3- bolt clamp devices；
4- double containment rotating rings；
5- is connected and fixed circle；
6- kiln head covers；
7- rotary kilns.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, below in conjunction with specific embodiment, and
With reference to attached drawing, the utility model is described in further detail.
It is as shown in Figure 1 the rotary kiln single unit system structural schematic diagram of one embodiment of the utility model, including kiln head cover 6,
The jacket casing of rotary kiln 7 and dual firing chamber 8, kiln head cover 6 and dual firing chamber 8 covers at the cylinder both ends of the rotary kiln 7 respectively.
The rotary kiln non-contact sealing arrangement used between cylinder and jacket casing includes double containment rotating ring 4 and stationary ring, described
Double containment rotating ring 4 is fixed on the cylinder, and the stationary ring forms sealing labyrinth between the double containment rotating ring 4.
The stationary ring includes two endless metal pressure plates 2 and is compressed by described two endless metal pressure plates 2 soft
Metal stationary seal ring 1, two annular metal sheets 2 use bolt clamp device 3 to the compression of the soft metal stationary seal ring, wherein
Height of the bolt clamp device 3 apart from cylinder should be above the height of rotating ring, in order to dismount.And one of endless metal
Plate 2 is fixed on by being connected and fixed circle 5 on the jacket casing.
Wherein, annular metal sheet 2 is preferably iron plate, except of course that metal material, can also use by heat safe non-gold
Belong to annular slab made of material to compress the soft metal stationary seal ring 1.
It is readily appreciated that, soft metal stationary seal ring 1 should be that piecemeal is assembled, in order to its tearing open when rotating ring is fixed
Dress, and it is close to the cylinder body outer wall, so as to can form tiny gap when wearing early period, the relative position between piecemeal is because of quilt
Endless metal pressure plate is compressed and is fixed；Soft metal stationary seal ring 1 is made of the softer metals easy to wear such as such as aluminium sheet.
The optional carbon steel or stainless steel such as circle, double containment rotating ring 4 is connected and fixed to be made.
In a preferred embodiment, two endless metal pressure plates 2 are assembled by several metal compaction plates respectively,
With easy to disassemble, quantity can be determined by being connected and fixed 5 diameters of circle, as long as can the soft metal static seal be compressed to piecemeal
Ring 1.Be connected and fixed circle 5 setting can it is easy to use during kiln head cover 6 and dual firing chamber 8 jacket casing tearing open on cylinder
Dress.
Coaxial setting namely soft metal stationary seal ring 1 and double containment rotating ring 4 are equal between the stationary ring and double containment rotating ring 4
It is coaxial with the cylinder of rotary kiln 7, to reduce the wear extent of soft metal stationary seal ring 1, form nature mill seam.
Above-described embodiment is the device being sealed using two rotating rings and a stationary ring, and those skilled in the art should know
Dawn, it may be alternatively provided as several rotating rings and several stationary rings complement each other to form sealing labyrinth, such as three rotating rings and two stationary rings,
In each stationary ring should be located between adjacent rotating ring, it is understandable to be, at least should contain above-mentioned reality by a stationary ring at this time
The soft metal stationary seal ring referred in example is applied, is close to cylinder body outer wall setting, to form preferable sealing effect.
To sum up, which has that good airproof performance, service life are long, reliability is high, at low cost, and it is excellent that fragment is detachable etc.
Point.
Particular embodiments described above has carried out into one the purpose of this utility model, technical solution and advantageous effect
Step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, are not limited to this reality
With novel, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all include
It is within the protection scope of the utility model.
Claims (10)
1. a kind of removable rotary kiln non-contact sealing arrangement, is set between cylinder of rotary kiln and jacket casing, the jacket casing is kiln
Head-shield, kiln hood and/or dual firing chamber cover at the position on the cylinder of rotary kiln, which is characterized in that the removable revolution
Kiln sealing device includes several rotating rings and several stationary rings, wherein the rotating ring can be fixed on the cylinder of rotary kiln, described
Stationary ring can be fixed on the jacket casing；Each stationary ring is located between two rotating rings being disposed adjacent to form sealing fan
Palace, and each stationary ring and the setting coaxial with the cylinder of rotary kiln of each rotating ring, at least one stationary ring include
Two ring compression plates and the soft metal stationary seal ring compressed by described two ring compression plates, the soft metal stationary seal ring
It is assembled and be close to the cylinder body outer wall for piecemeal.
2. removable rotary kiln non-contact sealing arrangement according to claim 1, which is characterized in that the removable revolution
Kiln sealing device includes two rotating rings and a stationary ring, or including three rotating rings and two stationary rings.
3. removable rotary kiln non-contact sealing arrangement according to claim 1, which is characterized in that described two annular pressures
Use bolt fastening to compress the soft metal stationary seal ring between tight plate.
4. removable rotary kiln non-contact sealing arrangement according to claim 3, which is characterized in that the bolt is apart from cylinder
The height of body is higher than the height of each rotating ring.
5. removable rotary kiln non-contact sealing arrangement according to claim 1, which is characterized in that described two annular pressures
Tight plate is made of metal material or high temperature resistant nonmetallic materials；The rotating ring is by metal material or high temperature resistant nonmetallic materials system
At.
6. removable rotary kiln non-contact sealing arrangement according to claim 5, which is characterized in that the ring compression plate
It is made of carbon steel or stainless steel；The rotating ring is made of carbon steel or stainless steel.
7. removable rotary kiln non-contact sealing arrangement according to claim 1, which is characterized in that the soft metal is quiet close
Seal ring is made of aluminum material.
8. removable rotary kiln non-contact sealing arrangement according to claim 1, which is characterized in that the sealing device is also
It is connected and fixed circle including one, described one end for being connected and fixed circle can be fixed on the jacket casing, described to be connected and fixed the another of circle
End can be fixed on a ring compression plate.
9. removable rotary kiln non-contact sealing arrangement according to claim 8, which is characterized in that two ring compression plates
It is that piecemeal is assembled, and is fastened by bolts and with piecemeal compresses soft metal stationary seal ring, wherein a ring compression
Plate piecemeal is fixed on described be connected and fixed on circle.
10. removable rotary kiln non-contact sealing arrangement according to claim 8, which is characterized in that described to be connected and fixed
Circle is made of carbon steel or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318483.5U CN207688629U (en) | 2017-10-12 | 2017-10-12 | Removable rotary kiln non-contact sealing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318483.5U CN207688629U (en) | 2017-10-12 | 2017-10-12 | Removable rotary kiln non-contact sealing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207688629U true CN207688629U (en) | 2018-08-03 |
Family
ID=62987506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721318483.5U Active CN207688629U (en) | 2017-10-12 | 2017-10-12 | Removable rotary kiln non-contact sealing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207688629U (en) |
-
2017
- 2017-10-12 CN CN201721318483.5U patent/CN207688629U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Removable rotary kiln non -contact sealing device Effective date of registration: 20181128 Granted publication date: 20180803 Pledgee: Huaxia Bank Beijing branch, Limited by Share Ltd Pledgor: Beijing Qi Yue environmental Polytron Technologies Inc Registration number: 2018990001123 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200317 Granted publication date: 20180803 Pledgee: Huaxia Bank Beijing branch, Limited by Share Ltd Pledgor: BEIJING QI YUE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: 2018990001123 |