CN107990704B - A kind of sealing device for preventing rotary kiln kiln tail from leaking out - Google Patents
A kind of sealing device for preventing rotary kiln kiln tail from leaking out Download PDFInfo
- Publication number
- CN107990704B CN107990704B CN201711200958.5A CN201711200958A CN107990704B CN 107990704 B CN107990704 B CN 107990704B CN 201711200958 A CN201711200958 A CN 201711200958A CN 107990704 B CN107990704 B CN 107990704B
- Authority
- CN
- China
- Prior art keywords
- kiln
- cylinder body
- leaking out
- sealing device
- drag ring
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/22—Rotary drums; Supports therefor
- F27B7/24—Seals between rotary and stationary parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Abstract
The present invention relates to technical field of processing equipment, in particular a kind of sealing device for preventing rotary kiln kiln tail from leaking out, including kiln cylinder body, the one end of kiln cylinder body is provided with opening, and kiln cylinder body opening is connected with smoke-box, the outer wall of kiln cylinder body and smoke-box is equipped with external shell, the side of blowing air compartment is provided with striker plate, it is blown air compartment and the first injection tube is installed far from the side of striker plate, one side of gas-tight silo is equipped with the first drag ring, the bottom of first drag ring is equipped with adjustment bolt, stainless steel flap is movably installed on first drag ring, stainless steel flap is connect with gas-tight silo outer wall, first drag ring connect by adjusting bolt with kiln cylinder body top movable.The present invention solves influence of the material leakage to environment of leaking out, production power consumption, coal consumption can be effectively reduced, extend the friction member replacement cycle, if kiln tail blanking system is without damage, the replacement cycle of friction member extends to 3 years or more, there is no manual cleaning dust stratification processes, reduce labor intensity of workers, exclude security risk.
Description
Technical field
The present invention relates to technical field of processing equipment, specially a kind of sealing device for preventing rotary kiln kiln tail from leaking out.
Background technique
Existing rotary kiln tail sealing device, there are friction member and drag ring abrasion stress it is larger, service life is short, and close
It is poor to seal effect, there is also material leakage phenomenon of leaking out, causes kiln system power consumption, coal consumption high, and impact to environment, worker is clearing up
Safety accident is easily caused during dust stratification, the kiln tail sealing of most of dry method kiln is all made of high-temperature-resistant flexible sealing, due to this
Sealing station is in kiln tail high temperature section, and temperature is higher and stress is larger between friction plate and friction sleeve, passes through wirerope and counterweight
Block applies larger radial force, is also easy to produce moderate finite deformation damage, need to frequently replace wear-out part, the dust stratification material of installation site limitation production
It struggles against smaller, the buildup of leakage can not be excluded thoroughly, and the damage of friction member is further exacerbated by friction use process, works as kiln system
The more buildup that unstable or kiln beat generates when larger further damages sealing, causes larger material leakage of leaking out, and market is general several
Kind kiln tail seal form: cylinder seal, graphite grazing, flexible sealing etc. be not complete in the presence of sealing, and there is also what material leakage was leaked out to show
As causing kiln system power consumption, coal consumption to rise, and impact to environment, worker easily causes safe thing during clearing up dust stratification
Therefore friction member damage replacement is frequently, so still there is improved space.In consideration of it, it is proposed that one kind prevents rotary kiln kiln tail from leaking
The sealing device of wind.
Summary of the invention
The purpose of the present invention is to provide a kind of sealing devices for preventing rotary kiln kiln tail from leaking out, to solve above-mentioned background skill
The problem of proposing that kiln system power consumption, coal consumption rise in art, and environment impacted.
To achieve the above object, the invention provides the following technical scheme:
A kind of sealing device for preventing rotary kiln kiln tail from leaking out, including kiln cylinder body, the one end of the kiln cylinder body are provided with
Opening, and the kiln cylinder body opening is connected with smoke-box, the outer wall of the kiln cylinder body and the smoke-box is equipped with external shell, institute
It states and is provided with gas-tight silo at the top of kiln cylinder body, the first air hose, first air hose are installed in the top exterior walls of the gas-tight silo
It is connected with blowing air compartment, the blowing air compartment is set to the inner top side of the gas-tight silo, the side setting of the blowing air compartment
There is striker plate, the blowing air compartment is equipped with the first injection tube, a side of the gas-tight silo far from the side of the striker plate
First drag ring is installed, the bottom of first drag ring is equipped with adjustment bolt, activity installation on first drag ring
There is stainless steel flap, the stainless steel flap is connect with the gas-tight silo outer wall, and first drag ring passes through the tune
Whole bolt is connect with the kiln cylinder body top movable.
Preferably, the bottom junctions of the smoke-box and the kiln cylinder body are provided with feed back storehouse, and the feed back storehouse includes back
Material mouth, sealed passage and the second drag ring are provided with below the feedback outlet, and second drag ring and the sealing are logical
Road is slidably matched, and the bottom side in the feed back storehouse is provided with the blowing air compartment, and the bottom in the feed back storehouse is provided with second
Injection tube.
Preferably, the side in the feed back storehouse is provided with the concentration discharge outlet communicated with the feed back the top of the warehouse, the collection
The first air valve is provided with below middle discharge outlet, the bottom of first air valve is connected with seal silo, the sealing material
The bottom in storehouse is provided with the second air valve, and second air valve is connected with material mouth far from the one end of the seal silo.
Preferably, the section of the seal silo is in inverted isosceles trapezoid shape.
Preferably, the smoke-box and the kiln cylinder body are communicated with inside the gas-tight silo.
Preferably, the smoke-box and the kiln cylinder body are communicated with inside the feed back storehouse.
Preferably, first air hose and second air hose are respectively connected with air blower, and the specified electricity of the air blower
Power is 3 kilowatts.
Preferably, the indoor air pressure of the blowing wind is 4828Pa.
Compared with prior art, the beneficial effects of the present invention are:
1, the sealing device for originally preventing rotary kiln kiln tail from leaking out by sealed passage, striker plate and stainless steel flap into
Row seals three times, enhances sealing effect, so that whole device is in sealing state, manual cleaning is not present；
2, the sealing device for originally preventing rotary kiln kiln tail from leaking out by stainless steel flap and the first drag ring generation by
Power is smaller, and friction member is hardly damaged, and can cooperatively form with the first drag ring hermetically sealed；
3, the sealing device for originally preventing rotary kiln kiln tail from leaking out is using energy-saving, environment protecting is obvious, clinker process electricity
Consumption 1.5kw.h/ tons of clinkers of decline, scene is without dust stratification material leakage phenomenon, fabrication and installation simplicity category one-time investment, the single dimension of vulnerable part
It repairs convenient and efficient, artificial daily maintenance inspection is not needed in operation, maintenance cycle and expense are low；
4, the sealing device for originally preventing rotary kiln kiln tail from leaking out thoroughly solves influence of the material leakage to environment of leaking out, and can be effective
Production power consumption, coal consumption are reduced, the friction member replacement cycle is extended, kiln tail blanking system can prolong without damage, the replacement cycle of friction member
It is long to year or so, manual cleaning dust stratification process is not present, reduces labor intensity of workers, security risk.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1, kiln cylinder body；2, smoke-box；3, external shell；4, it is blown air compartment；5, the first air hose；6, striker plate；7, first
Injection tube；8, stainless steel flap；9, the first drag ring；10, adjustment bolt；11, feedback outlet；12, sealed passage；13, second
Drag ring；14, the second injection tube；15, the second air hose；16, discharge outlet is concentrated；17, the first air valve；18, seal silo；19,
Second air valve；20, discharge gate；21, gas-tight silo；22, feed back storehouse.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution:
A kind of sealing device for preventing rotary kiln kiln tail from leaking out, including kiln cylinder body 1, the one end of kiln cylinder body 1 are provided with out
Mouthful, and 1 opening of kiln cylinder body is connected with smoke-box 2, the outer wall of kiln cylinder body 1 and smoke-box 2 is equipped with external shell 3, the top of kiln cylinder body 1
Portion is provided with gas-tight silo 21, and the first air hose 5 is equipped in the top exterior walls of gas-tight silo 21, and the first air hose 5 is connected with blowing air compartment
4, blowing air compartment 4 is set to the inner top side of gas-tight silo 21, and the side of blowing air compartment 4 is provided with striker plate 6, and blowing air compartment 4 is remote
Side from striker plate 6 is equipped with the first injection tube 7, and a side of gas-tight silo 21 is equipped with the first drag ring 9, the first drag ring
9 bottom is equipped with adjustment bolt 10, is movably installed with stainless steel flap 8 on the first drag ring 9, stainless steel flap 8 with
The connection of 21 outer wall of gas-tight silo, the first drag ring 9 connect by adjusting bolt 10 with 1 top movable of kiln cylinder body, smoke-box 2 and kiln cylinder body
1 communicates with inside gas-tight silo 21.
The bottom junctions of smoke-box 2 and kiln cylinder body 1 are provided with feed back storehouse 22, and feed back storehouse 22 includes feedback outlet 11, feedback outlet
11 lower section is provided with sealed passage 12 and the second drag ring 13, and the second drag ring 13 is slidably matched with sealed passage 12, returns
The bottom side of feed bin 22 is provided with blowing air compartment 4, and the bottom in feed back storehouse 22 is provided with the second injection tube 14, smoke-box 2 and kiln cylinder
Body 1 is communicated with inside feed back storehouse 22.
The side in feed back storehouse 22 is provided with the concentration discharge outlet 16 communicated at the top of feed back storehouse 22, concentrates under discharge outlet 16
Side is provided with the first air valve 17, and the bottom of the first air valve 17 is connected with seal silo 18, the bottom setting of seal silo 18
There is the second air valve 19, the second air valve 19 is connected with material mouth 20 far from the one end of seal silo 18.Seal silo 18 is cut
Face is in inverted isosceles trapezoid shape.
First air hose 5 and the second air hose 15 are respectively connected with air blower, and the electric rating of air blower is 3 kilowatts.Blowing
Air pressure in air compartment 4 is 4828Pa.
The working principle of the invention: in use, using the first drag ring 9, the material of whereabouts is raised by wind, is being kept off
It is recycled and generates under the action of flitch 6, be recycled to kiln tail gas-tight silo 21 using the negative pressure suction of pre- thermosetting in kiln cylinder body 1, if
Buildup excessively then controls inventory by striker plate 6 and flow velocity slow transits through the first air valve 17, unified into seal silo 18
Recycling, positive seal can be formed in short-term by starting blowing device when the pre-heating system of kiln cylinder body 1 is unstable or feeds intake, and the wind pressure is tight
Lattice control, air pressure 4828Pa, and take and be used cooperatively compared with multiple spot release air quantity and the first drag ring 9, it is extra to advantageously reduce
The generation of material, when the pre-heating system of kiln cylinder body 1 restores nominal situation, injection system is stopped using, when kiln cylinder body 1 is jumped suddenly
Stopping time, using in sealing device striker plate and air compartment can effectively stop the impact of high pressure draught and material, the first friction of protection
Ring 9 and the second drag ring 13 are injury-free, and the reasonable employment of sealing device can protect kiln tail system to be not easy material leakage of leaking out.
The present invention is sealed three times by sealed passage 12, striker plate 6 and stainless steel flap 8, enhancing sealing effect
Manual cleaning is not present so that whole device is in sealing state in fruit；It is generated by stainless steel flap 8 and the first drag ring 9
Stress it is smaller, friction member is hardly damaged, and can be cooperatively formed with the first drag ring 9 hermetically sealed；The present invention using it is energy-saving,
Environment protecting is obvious, and clinker process power consumption declines 1.5kw.h/ tons of clinkers, and scene is without dust stratification material leakage phenomenon, fabrication and installation simplicity category
One-time investment, vulnerable part is single easy to maintenance quick, and artificial daily maintenance inspection, maintenance cycle and expense are not needed in operation
It is low, influence of the material leakage to environment of leaking out thoroughly is solved, and production power consumption, coal consumption can be effectively reduced, extends the friction member replacement cycle,
Kiln tail blanking system can extend to 3 years or so without damage, the replacement cycle of friction member, and manual cleaning dust stratification process, drop is not present
Low labor intensity of workers, security risk.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (8)
1. a kind of sealing device for preventing rotary kiln kiln tail from leaking out, including kiln cylinder body (1), it is characterised in that: the kiln cylinder body (1)
One end be provided with opening, and the kiln cylinder body (1) opening is connected with smoke-box (2), the kiln cylinder body (1) and the smoke-box
(2) outer wall is equipped with external shell (3), is provided with gas-tight silo (21) at the top of the kiln cylinder body (1), the gas-tight silo (21)
Top exterior walls on be equipped with the first air hose (5), first air hose (5) be connected with blowing air compartment (4), the blowing air compartment
(4) it is set to the inner top side of the gas-tight silo (21), the side of blowing air compartment (4) is provided with striker plate (6), the spray
Blowing chamber (4) is equipped with the first injection tube (7) far from the side of the striker plate (6), the side peace of the gas-tight silo (21)
Equipped with the first drag ring (9), the bottom of first drag ring (9) is equipped with adjustment bolt (10), first drag ring (9)
On be movably installed with stainless steel flap (8), the stainless steel flap (8) connect with the gas-tight silo (21) outer wall, described
First drag ring (9) is connect by the adjustment bolt (10) with the kiln cylinder body (1) top movable.
2. the sealing device according to claim 1 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the smoke-box (2)
It is provided with feed back storehouse (22) with the bottom junctions of the kiln cylinder body (1), the feed back storehouse (22) includes feedback outlet (11), described
Be provided with sealed passage (12) and the second drag ring (13) below feedback outlet (11), second drag ring (13) with it is described
Sealed passage (12) is slidably matched, and the bottom side of the feed back storehouse (22) is provided with the blowing air compartment (4), the feed back storehouse
(22) bottom is provided with the second injection tube (14) and the second air hose (15).
3. the sealing device according to claim 2 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the feed back storehouse
(22) side is provided with the concentration discharge outlet (16) communicated at the top of the feed back storehouse (22), concentration discharge outlet (16)
Lower section is provided with the first air valve (17), and the bottom of first air valve (17) is connected with seal silo (18), the sealing
The bottom of feed bin (18) is provided with the second air valve (19), and the one of second air valve (19) separate the seal silo (18)
End is connected with material mouth (20).
4. the sealing device according to claim 3 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the seal silo
(18) section is in inverted isosceles trapezoid shape.
5. the sealing device according to claim 1 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the smoke-box (2)
It is communicated with the gas-tight silo (21) inside with the kiln cylinder body (1).
6. the sealing device according to claim 2 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the smoke-box (2)
It is communicated with inside the feed back storehouse (22) with the kiln cylinder body (1).
7. the sealing device according to claim 2 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: first air hose
(5) and second air hose (15) is respectively connected with air blower, and the electric rating of the air blower is 3 kilowatts.
8. the sealing device according to claim 1 for preventing rotary kiln kiln tail from leaking out, it is characterised in that: the blowing air compartment
(4) air pressure in is 4828Pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711200958.5A CN107990704B (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device for preventing rotary kiln kiln tail from leaking out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711200958.5A CN107990704B (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device for preventing rotary kiln kiln tail from leaking out |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107990704A CN107990704A (en) | 2018-05-04 |
| CN107990704B true CN107990704B (en) | 2019-07-12 |
Family
ID=62033076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711200958.5A Active CN107990704B (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device for preventing rotary kiln kiln tail from leaking out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107990704B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256064A (en) * | 2019-07-09 | 2019-09-20 | 安徽龙磁科技股份有限公司 | A kind of ferrite prefiring preparation method for material |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08145569A (en) * | 1994-11-24 | 1996-06-07 | Nippon Steel Corp | Seal structure and seal method for rotating furnace |
| CN101666578A (en) * | 2008-09-05 | 2010-03-10 | 贵阳铝镁设计研究院 | Rotary kiln tail sealing device |
| CN102967141A (en) * | 2012-12-05 | 2013-03-13 | 河南省海皇益民旋窑水泥有限公司 | Kiln tail sealing device |
| CN204100783U (en) * | 2014-09-16 | 2015-01-14 | 郑州嘉耐特种铝酸盐有限公司 | Rotary kiln hermetically-sealed construction |
| CN105650280B (en) * | 2016-03-29 | 2018-12-21 | 新疆广汇煤炭清洁炼化有限责任公司 | Seal of rotary kiln device and processing system with the seal of rotary kiln device |
| CN205980747U (en) * | 2016-08-17 | 2017-02-22 | 中国中材国际工程股份有限公司 | A kiln tail sealing device for rotary kiln |
-
2017
- 2017-11-27 CN CN201711200958.5A patent/CN107990704B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107990704A (en) | 2018-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107990704B (en) | A kind of sealing device for preventing rotary kiln kiln tail from leaking out | |
| CN204433805U (en) | A kind of low-pressure pneumatic continuous delivery pump | |
| CN201545514U (en) | Double-layer cindervalve | |
| CN206682376U (en) | Pipeline leakage safeguard protection valve component | |
| CN102942071A (en) | High efficient and environment-friendly pebble coal full-sealing discharge device | |
| CN205023409U (en) | Dust removing appts. of coal conveying system | |
| CN204643168U (en) | A kind of powder continus convergence pumping system | |
| CN202570332U (en) | Coal mill slagging-discharge door sealing device | |
| CN103133705A (en) | Auto-exciting type differential action vacuum breaking valve | |
| CN208761344U (en) | A kind of Novel anti-blockage feed bin | |
| CN208751265U (en) | A kind of rotary kiln end sealing device | |
| CN203316232U (en) | Pebble coal drain-off system of medium speed coal mill | |
| CN207674472U (en) | Convenient for deashing and pry through dust stratification and the manhole door of thermal insulation layer wear condition inside ash bucket | |
| CN207990662U (en) | A kind of novel boiler pulverized coal bunker puts powder device | |
| CN208004163U (en) | A kind of dedusting cyclone cylinder | |
| CN109018742A (en) | A kind of Novel anti-blockage feed bin | |
| CN210833115U (en) | Distillation residue device for treating solidification | |
| CN212510460U (en) | High-temperature-resistant air cannon | |
| CN211919928U (en) | Double-layer arc valve for locking air and discharging | |
| CN202935969U (en) | High efficient and environment friendly pebble coal omniseal discharge device | |
| CN203728200U (en) | Auxiliary blowing tank device for dry quenched coke dust removal transmitter | |
| CN203512816U (en) | Discharging device with flexible air-lock device | |
| CN202987947U (en) | Floating cover type air cannon extrusive device | |
| CN216686547U (en) | Protective component for cross door volute of blanking device | |
| CN211668287U (en) | Double-layer pneumatic valve for locking air and discharging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |