CN102564113A - Rotary kiln and sealing device of rotary kiln - Google Patents
Rotary kiln and sealing device of rotary kiln Download PDFInfo
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- CN102564113A CN102564113A CN2012100428693A CN201210042869A CN102564113A CN 102564113 A CN102564113 A CN 102564113A CN 2012100428693 A CN2012100428693 A CN 2012100428693A CN 201210042869 A CN201210042869 A CN 201210042869A CN 102564113 A CN102564113 A CN 102564113A
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- rubber tyre
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- sealing device
- tyre bag
- injection pipe
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Abstract
The invention provides a sealing device, comprising a sealing pad and a rubber tire bag, wherein rubber tire bag elastically extrudes the sealing pad, and fluid is hermetically filled in the rubber tire bag. The invention further provides a rotary kiln with the sealing device. According to the rotary kiln and the sealing device, as the rubber tire bag elastically extruding the sealing pad is added, the sealing pad in the sealing device always clings to the kiln body of the rotary kiln under the elastic extruding of the rubber tire bag, therefore, the decrement of sealing effect caused by the clearance due to the uneven kiln body is avoided; and the good effect that the sealing pad is always hermetically sealed with the kiln body during the radial run-out of the kiln body can be achieved. With the adoption of the rotary kiln applying the sealing device, the sealing effect of the rotary kiln is greatly improved.
Description
Technical field
The present invention relates to the derived energy chemical equipment technical field, particularly a kind of rotary furnace and sealing device thereof.
Background technology
Rotary furnace is a kind of calcining, roasting drying granular and granular material, combustion gas is produced or the Thermal Equipment of waste incineration.The body of heater of rotary furnace is the steel drum of a length, and liner is with refractory material.Rotary furnace makes inner thermally equivalent through body of heater revolution action, because rotary furnace two ends case is fixed, so just makes body of heater that the two ends case is relatively rotated, and its junction needs good sealing.When not reaching because of sealing effectiveness when requiring, rotary furnace is leaked, make extraneous medium get into body of heater.So not only increase energy consumption, and directly influenced product yield and quality, even caused the safe in utilization and environmental pollution of product.Because of can't reaching requirement, temperature produces carcinogens such as dioxin when for example, being used to burn away the refuse; When being used to produce fuel gas because of air excess causes calorific value on the low side, quality problems and potential safety hazards such as tar and oxygen content height.
Traditional rotary furnace radial seal is to fill filler in rotary furnace and cover body junction, and through gland with filling compaction, compress, realize sealing.But this encapsulating method is because sealing property is high and be not suitable for that combustion gas is produced or the angry stove of Large Scale and Continuous such as waste incineration; This sealing property is not high to be caused by following reason: the coiled sheet boxing connect the cylinder that forms during body of heater was generally; The sealing surface machining accuracy is not high, causes airtight and watertight padding accelerated wear test; Body of heater is applied to hot conditions for a long time and very easily produces thermal deformation; In the rotary course, body of heater produces circular runout, causes sealed airspace.Above-mentioned situation all can make the sealing effectiveness of rotary furnace reduce.
Therefore, how improving the sealing property of rotary furnace, is present technique field personnel's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of rotary furnace and sealing device thereof, to improve the sealing property of rotary furnace.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
The invention provides a kind of sealing device, comprise that sealing gasket and elasticity pushes the rubber tyre bag that the inner sealing of said sealing gasket is filled with fluid.
Preferably, also comprise the fixed mount that supports the said rubber tyre bag in location, the inner ring cambered surface of said fixed mount cooperates with half cambered surface of said rubber tyre bag away from said sealing gasket.
Preferably, also comprise the unsteady pressure regulating device that cushions said rubber tyre bag.
Preferably, said unsteady pressure regulating device comprises the compression spring that pushes said rubber tyre bag to said sealing gasket.
Preferably, said unsteady pressure regulating device also comprises:
To the set screw that said sealing gasket direction is pushed said compression spring, said set screw has the external thread structure that is connected with the rotary furnace outer wall thread;
With the spring fixed seat that said compression spring is connected away from an end of said rubber tyre bag, said spring fixed seat pushes up with the end of said set screw near said rubber tyre bag away from an end of said compression spring mutually;
Limit the guide post of said spring fixed seat moving direction, said set screw is provided with the guide through hole of sheathed said guide post, and said spring fixed seat is connected with said guide post away from an end of said compression spring.
Preferably, also comprise being arranged on the said rubber tyre bag, in said rubber tyre bag, fill the fluid-filled device of fluid.
Preferably, said fluid-filled device comprises:
Liquid injection pipe, said liquid injection pipe is communicated with the tire chamber of said rubber tyre bag, and the one of which end stretches into the inside, tire chamber of said rubber tyre bag;
Seal tube, said seal tube is fixing, and to be sheathed on said liquid injection pipe outside, and said seal tube stretches into the built-in length of the length in said rubber tyre bag tire chamber greater than said liquid injection pipe;
The liquid injection pipe nut, said liquid injection pipe nut is connected with the threaded one end of said liquid injection pipe away from said rubber tyre bag.
Preferably, said fluid-filled device also comprises:
Connecting branch; It is outside that said connecting branch is sheathed on said seal tube; One end of said connecting branch is fixedly connected with said rubber tyre bag and communicates with the tire chamber of said rubber tyre bag, and the nozzle diameter of the other end of said connecting branch is less than the protruding ring diameter of the said liquid injection pipe diameter greater than said liquid injection pipe and the sheathed position of said seal tube;
Clamp nut, said clamp nut are provided with the shoulder hole structure of fixing said liquid injection pipe away from the protruding ring of said rubber tyre bag one end, and said clamp nut is threaded with said connecting branch.
The present invention also provides a kind of rotary furnace; Comprise body of heater, sealing cover body, sealing device and the urceolus of said sealing device is set; Said sealing cover body is connected with said outer drum flange, and preferred, said sealing device is each described sealing device in the such scheme.
Preferably, the sealing gasket of said sealing device is divided into two parts, and a part is the gasket seal at said urceolus and said sealing cover body method downlink connection place, and another part is the seal washer of the said body of heater of ring set.
Can find out from above-mentioned technical scheme; Rotary furnace provided by the invention and sealing device thereof; Through increasing the rubber tyre bag of elasticity crush seal pad; Make the sealing gasket in the sealing device under the elasticity extruding of rubber tyre bag, be adjacent to the body of heater of rotary furnace all the time, the inhomogeneous generation slit because of body of heater does not reduce sealing effectiveness; When the body of heater circular runout, can reach equally sealing gasket all the time with the good result of body of heater fitted seal.Use the rotary furnace of above-mentioned sealing device, improved the sealing effectiveness of self greatly.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 cuts open figure for the master of the sealing device that the embodiment of the invention provides;
The sectional side view of the sealing device that Fig. 2 provides for the embodiment of the invention;
The structural representation of the rubber tyre bag of the sealing device that Fig. 3 provides for the embodiment of the invention;
The fluid-filled apparatus structure sketch map of the rubber tyre bag of the sealing device that Fig. 4 provides for the embodiment of the invention;
The front view of the fixed mount of the sealing device that Fig. 5 provides for the embodiment of the invention;
The vertical view of the fixed mount of the sealing device that Fig. 6 provides for the embodiment of the invention;
The sectional side view of the fixed mount of the sealing device that Fig. 7 provides for the embodiment of the invention.
The specific embodiment
The invention discloses a kind of rotary furnace and sealing device thereof, to improve the sealing property of rotary furnace.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to Fig. 1 and Fig. 2, Fig. 1 cuts open figure for the master of the sealing device that the embodiment of the invention provides; The sectional side view of the sealing device that Fig. 2 provides for the embodiment of the invention.
In specific embodiment, a kind of sealing device provided by the invention comprises the rubber tyre bag 2 of sealing gasket 1 and elastic compression sealing gasket 1, is filled with fluid at rubber tyre bag 2 inner sealings.
Sealing device provided by the invention; Through increasing the rubber tyre bag 2 of elastic compression sealing gasket 1; Make the sealing gasket 1 in the sealing device under the elasticity extruding of rubber tyre bag 2, be adjacent to the body of heater 13 of rotary furnace all the time, the inhomogeneous generation slit because of body of heater 13 does not reduce sealing effectiveness; When body of heater 13 circular runouts, make sealing gasket 1 all the time with body of heater 13 fitted seal, improved sealing effectiveness.
In the present embodiment, rubber tyre bag 2 selects for use the rubber of fiber reinforcement, modified heat resistant to process, and the rubber tyre bag 2 through using this rubber to process has good hear resistance and intensity, prolongs its service life.
In the present embodiment, the fluid of rubber tyre bag 2 inner sealings filling is siliceous fluid.That siliceous fluid has is nontoxic, odorless, do not burn, do not explode, characteristic such as the not volatile and coefficient of expansion is less; Safety and stability when making the rubber tyre bag 2 that is filled with siliceous fluid have favorable elasticity and certain rigidity; Be difficult for leaking, prolonged the service time of rubber tyre bag 2.
Move each other between the two when the crush seal pad 1 in order to reduce rubber tyre bag 2; Present embodiment also can comprise the fixed mount 3 that supports location rubber tyre bag 2; Fixed mount 3 is buckled rubber tyre bag 2 and is located between itself and the sealing gasket 1, and its inner ring cambered surface is cooperated with half cambered surface of rubber tyre bag 2 away from sealing gasket 1.This structure has effectively reduced rubber tyre bag 2 in the extrusion process and has taken place along the situation of rotary furnace axially-movable, and forces the inner siliceous fluid in the tire chamber of rubber tyre bag 2 along circumferential direction, slows down compression shock.
For further adjustment is because of body of heater 13 circular runouts, rubber tyre the bag 2 stressed excessive and damaged situation that minimizing causes local instantaneous pressure to impact and causes take place, and the sealing device in the present embodiment also can comprise the unsteady pressure regulating device of yielding rubber tire bag 2.
In the present embodiment, unsteady pressure regulating device can comprise the compression spring 5 to sealing gasket 1 direction extruding rubber tyre bag 2.Compression spring 5 is fixedly connected on fixed mount 3; Through reaching rubber tyre bag 2 is regulated cushioning effect to sealing gasket 1 direction elastic compaction; Make rubber tyre bag 2 all the time with the thrust crush seal pad 1 in the certain limit; Reduced by local instantaneous pressure and impacted rubber tyre the bag 2 stressed excessive and damaged situation generations that cause, also can reduce the situation that local instantaneous pressure reduces the sealing effectiveness reduction that causes simultaneously.Unsteady pressure regulating device can comprise that also rubber blanket or air bag etc. have the device of comfort cushioning performance, and concrete structure is not done qualification.
In order to make compression spring 5 to sealing gasket 1 direction extruding rubber tyre bag 2, can with respect to the relevant position of rotary furnace outer wall gland to be opened/closed be set at compression spring 5, can will compress spring 5 and compress through covering gland to sealing gasket 1 direction.
In the long use of device, rubber tyre bag 2 produces slight deformation or body of heater 13 all can influence the thrust of 2 pairs of sealing gaskets 1 of rubber tyre bag because of the uneven distortion of being heated, thereby influences the dynamics of compression spring 5 to sealing gasket 1 direction extruding rubber tyre bag 2.In order to improve this situation, present embodiment is provided with the structure of scalable rotary furnace outer wall to the thrust of compression spring 5, and concrete structure is following:
In the present embodiment; Unsteady pressure regulating device also can comprise set screw 4; Set screw 4 is pushed up with the end of compression spring 5 away from rubber tyre bag 2 near an end of rubber tyre bag 2 mutually; Set screw 4 is connected with the rotary furnace outer wall thread, turns the effect of regulating compression spring 5 thrusts that reaches through set screw 4 with respect to the rotation of the outer wall of rotary furnace.
In order further to fix compression spring 5; It firmly is connected with set screw 4; The unsteady pressure regulating device of present embodiment also can comprise and compression spring 5 spring fixed seat 6 that is connected; Spring fixed seat 6 withstands the end of set screw 4 near rubber tyre bag 2 away from an end of compression spring 5, and an end that withstands set screw 4 at spring fixed seat 6 is fixedly connected with the guide post 7 of restraining spring holder 6 moving directions, and set screw 4 is provided with the guide through hole of sheathed guide post 7.The moving direction of the mating reaction restraining spring holder 6 through guide through hole and guide post 7; It can only be moved along the guide through hole direction on the set screw 4; Thereby limited the direction of extrusion of the compression spring 5 that is connected with spring fixed seat 6, alleviated compression spring 5 displacements that cause because of the thrust deviation of directivity.
Please refer to Fig. 3 and Fig. 4, the structural representation of the rubber tyre bag of the sealing device that Fig. 3 provides for the embodiment of the invention; The fluid-filled apparatus structure sketch map of the rubber tyre bag of the sealing device that Fig. 4 provides for the embodiment of the invention.
In the present embodiment, fluid-filled device comprises: liquid injection pipe 8, seal tube 9 and liquid injection pipe nut 10.Liquid injection pipe 8 is communicated with the tire chamber of rubber tyre bag 2, and the one of which end stretches into the inside, tire chamber of rubber tyre bag 2; Seal tube 9 is fixing is sheathed on liquid injection pipe 8 outsides, and seal tube 9 stretches into the built-in length of the length in rubber tyre bag 2 tire chambeies greater than liquid injection pipe 8; Liquid injection pipe nut 10 is connected with the threaded one end of liquid injection pipe 8 away from rubber tyre bag 3.Act on through being sheathed on liquid injection pipe 8 outside seal tubes 9, make the fluid in the tire chamber that flows into rubber tyre bag 2 be difficult for flowing out,, effectively reduce the situation that fluid leaks again through liquid injection pipe nut 10 being covered on the end of liquid injection pipe 8 away from rubber tyre bag 3.Also can seal tube 9 be replaced with check valve, can reach above-mentioned effect equally.
Because the long-term use of sealing device causes seal tube 9 to break easily, thereby causes the tire chamber inner fluid of rubber tyre bag 2 excessive.In order to reduce the generation of this situation, designed the fluid-filled apparatus structure that can change seal tube 9 in the present embodiment, concrete structure is following:
The connecting branch 11 that design is communicated with its tire chamber on rubber tyre bag 2; The liquid injection pipe that is arranged with seal tube 98 is put into connecting branch 11 inside; Be provided with protruding ring at liquid injection pipe 8 away from an end of rubber tyre bag 2; Connecting branch 11 away from the nozzle diameter of rubber tyre bag 2 one ends less than the protruding ring diameter of liquid injection pipe 8 greater than the diameter of liquid injection pipe 8 with seal tube 9 sheathed positions; Make liquid injection pipe 8 and seal tube 9 can detach or insert connecting branch 11 and can not fall into the tire chamber of rubber tyre bag 2 inner, thereby realize the effect of replaceable seal tube 9.
The ejection in the connecting branch 11 for the internal pressure that liquid injection pipe 8 and seal tube 9 is difficult for be impregnated the chamber in the device use; The fluid-filled device of present embodiment can comprise that also fixedly liquid injection pipe 8 is with respect to the clamp nut 12 of connecting branch 11 positions; Clamp nut 12 is provided with the shoulder hole structure; Away from the shoulder hole aperture of rubber tyre bag 2 one ends less than the protruding ring diameter of liquid injection pipe 8 and greater than the overall diameter of liquid injection pipe 8; The aperture of other end shoulder hole is greater than the protruding ring diameter of liquid injection pipe 8; Clamp nut 12 is sheathed on liquid injection pipe 8 away from rubber tyre bag 2 one ends and be set up on the protruding ring, and being threaded with connecting branch 11 through clamp nut 12 reaches the fixedly effect of liquid injection pipe 8, thereby makes liquid injection pipe 8 and seal tube 9 be difficult in connecting branch 11, ejecting.
In the present embodiment, the end near clamp nut 12 on the connecting branch 11 is provided with first locking nut, and first locking nut plays location clamp nut 12.Be provided with second locking nut in connecting branch 11 and rubber tyre bag 2 junctions, 2 in second locking nut and rubber tyre bag are provided with profiled spacer, have effectively reduced the leakage situation of connecting branch 11 with rubber tyre bag 2 junctions.
Please refer to Fig. 5, Fig. 6 and Fig. 7, the front view of the fixed mount of the sealing device that Fig. 5 provides for the embodiment of the invention; The vertical view of the fixed mount of the sealing device that Fig. 6 provides for the embodiment of the invention; The sectional side view of the fixed mount of the sealing device that Fig. 7 provides for the embodiment of the invention.
In the present embodiment; Fixed mount is the fixed mount of aluminum alloy materials; For the inwall that the makes fixed mount rubber tyre bag 2 of can better fitting; This aluminium alloy fixed mount is cast as bi-curved structure, has characteristic in light weight, that intensity is high, in the dynamics that has effectively strengthened support rubber tire bag 2, has reduced the gross weight of sealing device.
In the present embodiment; Support location rubber tyre bag 2 by one group of fixed mount 3; In this group fixed mount 3, there is a slice fixed mount 3 to be provided with the liquid injecting mouth installing hole, fluid-filled device can be arranged in the liquid injecting mouth installing hole; Reduce the possibility that the hoop of rubber tyre bag 2 and fixed mount 3 slides when having made things convenient for filled process, alleviated friction damage situations between the two; On fixed mount 3, also be provided with the spring base boss of fixing compression spring 5 usefulness, improved the connective stability of compression spring 5.
Also be provided with the radiating fin that is used to dispel the heat on the fixed mount 3 in the present embodiment, be beneficial to the siliceous fluid temperature reduction in the rubber tyre bag 2, improve the service life of rubber tyre bag 2.
As depicted in figs. 1 and 2; The present invention also provides a kind of rotary furnace, comprises body of heater 13, sealing cover body 14, sealing device and the urceolus 15 of sealing device is set, and the sealing cover body is connected with outer drum flange; Preferably, sealing device is each a sealing device of such scheme.
Through using the rotary furnace of this sealing device, improved the sealing effectiveness of self greatly.
In order to reduce the part simplification device, the sealing gasket 1 of sealing device is divided into two parts, and a part is urceolus 15 and the gasket seal that seals cover body 14 flange connections, and another part is the seal washer of ring set body of heater 13.This integrally-built design has effectively reduced the generation of the displacement situation of sealing gasket 1 in seal process, has improved the stabilized seal effect of sealing device.
In the present embodiment, urceolus 15 is a T type flange arrangement, and urceolus 15 and sealing cover body 14 flange contact facings are increased, and improves sealing effectiveness.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a sealing device is characterized in that, comprises that sealing gasket (1) and elasticity pushes the rubber tyre bag (2) that the inner sealing of said sealing gasket (1) is filled with fluid.
2. sealing device as claimed in claim 1 is characterized in that, also comprises the fixed mount (3) that supports the said rubber tyre bag in location (2), and the inner ring cambered surface of said fixed mount (3) cooperates with half cambered surface of said rubber tyre bag (2) away from said sealing gasket (1).
3. sealing device as claimed in claim 1 is characterized in that, also comprises the unsteady pressure regulating device of the said rubber tyre bag of buffering (2).
4. sealing device as claimed in claim 3 is characterized in that, said unsteady pressure regulating device comprises the compression spring (5) to said sealing gasket (1) the said rubber tyre bag of extruding (2).
5. sealing device as claimed in claim 4 is characterized in that, said unsteady pressure regulating device also comprises:
To the set screw (4) that said sealing gasket (1) direction is pushed said compression spring (5), said set screw (4) has the external thread structure that is connected with the rotary furnace outer wall thread;
With the spring fixed seat (6) that said compression spring (5) is connected away from an end of said rubber tyre bag (2), said spring fixed seat (6) pushes up with the end of said set screw (4) near said rubber tyre bag (2) away from an end of said compression spring (5) mutually;
Limit the guide post (7) of said spring fixed seat (6) moving direction, said set screw (4) is provided with the guide through hole of sheathed said guide post (7), and said spring fixed seat (6) is connected with said guide post (7) away from an end of said compression spring (5).
6. sealing device as claimed in claim 1 is characterized in that, also comprises being arranged on the said rubber tyre bag (2), in said rubber tyre bag (2), fills the fluid-filled device of fluid.
7. sealing device as claimed in claim 6 is characterized in that, said fluid-filled device comprises:
Liquid injection pipe (8), said liquid injection pipe (8) is communicated with the tire chamber of said rubber tyre bag (2), and the one of which end stretches into the inside, tire chamber of said rubber tyre bag (2);
Seal tube (9), said seal tube (9) is fixing is sheathed on said liquid injection pipe (8) outside, and said seal tube (9) stretches into the built-in length of the length in said rubber tyre bag (2) tire chamber greater than said liquid injection pipe (8);
Liquid injection pipe nut (10), said liquid injection pipe nut (10) is connected with the threaded one end of said liquid injection pipe (8) away from said rubber tyre bag (3).
8. sealing device as claimed in claim 7 is characterized in that, said fluid-filled device also comprises:
Connecting branch (11); Said connecting branch (11) is sheathed on said seal tube (9) outside; One end of said connecting branch (11) and said rubber tyre bag (2) are fixedly connected and communicate with the tire chamber of said rubber tyre bag (2), the nozzle diameter of the other end of said connecting branch (11) less than the protruding ring diameter of said liquid injection pipe (8) greater than the diameter of said liquid injection pipe (8) with the sheathed position of said seal tube (9);
Clamp nut (12), said clamp nut (12) are provided with the shoulder hole structure of fixing said liquid injection pipe (8) away from the protruding ring of said rubber tyre bag (2) one ends, and said clamp nut (12) is threaded with said connecting branch (11).
9. rotary furnace; Comprise body of heater (13), sealing cover body (14), sealing device and the urceolus (15) of said sealing device is set; Said sealing cover body is connected with said outer drum flange, it is characterized in that, said sealing device is like each described sealing device of claim 1-8.
10. rotary furnace as claimed in claim 9; It is characterized in that; The sealing gasket of said sealing device (1) is divided into two parts, and a part is the gasket seal at said urceolus (15) and said sealing cover body (14) method downlink connection place, and another part is the seal washer of the said body of heater of ring set (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210042869.3A CN102564113B (en) | 2012-02-23 | 2012-02-23 | Rotary kiln and sealing device of rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210042869.3A CN102564113B (en) | 2012-02-23 | 2012-02-23 | Rotary kiln and sealing device of rotary kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102564113A true CN102564113A (en) | 2012-07-11 |
| CN102564113B CN102564113B (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210042869.3A Expired - Fee Related CN102564113B (en) | 2012-02-23 | 2012-02-23 | Rotary kiln and sealing device of rotary kiln |
Country Status (1)
| Country | Link |
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| CN (1) | CN102564113B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123579A (en) * | 2016-08-25 | 2016-11-16 | 江西稀有金属钨业控股集团有限公司 | A kind of seal closure of rotary furnace |
| CN107238284A (en) * | 2017-05-09 | 2017-10-10 | 华中农业大学 | A kind of use rotary furnace prepares the process units of egg-shell meal |
| CN109973655A (en) * | 2019-04-22 | 2019-07-05 | 扬中市华森密封件有限公司 | A kind of autocrane sealing element |
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| JPS60208673A (en) * | 1984-04-03 | 1985-10-21 | Mitsubishi Heavy Ind Ltd | Fluid cut-off apparatus |
| CN201053823Y (en) * | 2007-05-29 | 2008-04-30 | 刘治政 | Bag type all-flexible head and end sealing device for sintering machine |
| CN101614480A (en) * | 2009-07-28 | 2009-12-30 | 中冶北方工程技术有限公司 | Air-cell type profiling sealing device of sintering machine |
| CN201443967U (en) * | 2009-07-28 | 2010-04-28 | 中冶北方工程技术有限公司 | Air-pocket profiling sealing device of sintering machine |
| CN202836164U (en) * | 2012-02-23 | 2013-03-27 | 合肥天焱绿色能源开发有限公司 | Tilting furnace and sealing device thereof |
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- 2012-02-23 CN CN201210042869.3A patent/CN102564113B/en not_active Expired - Fee Related
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| JPS60208673A (en) * | 1984-04-03 | 1985-10-21 | Mitsubishi Heavy Ind Ltd | Fluid cut-off apparatus |
| CN201053823Y (en) * | 2007-05-29 | 2008-04-30 | 刘治政 | Bag type all-flexible head and end sealing device for sintering machine |
| CN101614480A (en) * | 2009-07-28 | 2009-12-30 | 中冶北方工程技术有限公司 | Air-cell type profiling sealing device of sintering machine |
| CN201443967U (en) * | 2009-07-28 | 2010-04-28 | 中冶北方工程技术有限公司 | Air-pocket profiling sealing device of sintering machine |
| CN202836164U (en) * | 2012-02-23 | 2013-03-27 | 合肥天焱绿色能源开发有限公司 | Tilting furnace and sealing device thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123579A (en) * | 2016-08-25 | 2016-11-16 | 江西稀有金属钨业控股集团有限公司 | A kind of seal closure of rotary furnace |
| CN106123579B (en) * | 2016-08-25 | 2019-01-01 | 江西稀有金属钨业控股集团有限公司 | A kind of seal closure of rotary furnace |
| CN107238284A (en) * | 2017-05-09 | 2017-10-10 | 华中农业大学 | A kind of use rotary furnace prepares the process units of egg-shell meal |
| CN107238284B (en) * | 2017-05-09 | 2023-10-03 | 华中农业大学 | Adopt apparatus for producing of rotary furnace preparation eggshell powder |
| CN109973655A (en) * | 2019-04-22 | 2019-07-05 | 扬中市华森密封件有限公司 | A kind of autocrane sealing element |
| CN109973655B (en) * | 2019-04-22 | 2024-02-23 | 扬中市华森密封件有限公司 | Sealing element for automobile crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102564113B (en) | 2014-06-11 |
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