CN204902561U - Novel sealing device of continuous type rotary furnace - Google Patents
Novel sealing device of continuous type rotary furnace Download PDFInfo
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- CN204902561U CN204902561U CN201520426575.XU CN201520426575U CN204902561U CN 204902561 U CN204902561 U CN 204902561U CN 201520426575 U CN201520426575 U CN 201520426575U CN 204902561 U CN204902561 U CN 204902561U
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- sealing device
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Abstract
The utility model discloses a novel sealing device of continuous type rotary furnace, include: revolving canister (1) and locate revolving canister (1) the top a flange (2), the 2nd flange (3), sealing washer (4) and ball (5), wherein, the 2nd flange (3) connection a feed bin, revolving canister (1) is passed through first flange and dynamic and static combination cover links together, and the endotheca of dynamic and static combination cover is rotatory together with revolving canister, and is equipped with oil filler point (6) at the overcoat of dynamic and static combination cover, through oil filler point (6) filling has lubricating grease, the lubricated ball of lubricating grease is and be full of the gap between dynamic and static combination cover endotheca and the overcoat.
Description
Technical field
The utility model relates to a kind of new type sealing device of continuous rocking furnace.
Background technology
Due to rotary furnace be rotate, calcination product under current intelligence, product sintering evenly, caking less, calcining fully can enhance product performance greatly.Therefore widely used in a large number by every profession and trade, and the transmission seal of rotary furnace just becomes the important parameter of rotary furnace quality.
Owing to usually can require to be filled with the reducibility gas such as ammonia or hydrogen in the use procedure of reduction furnace; also no matter have requirement to be filled with the inert gases such as nitrogen, be that requirement passes into ammonia, hydrogen or nitrogen and all to require in cylindrical shell gas not reveal or extraneous air can not enter in cylindrical shell.If ammonia leakage can enter in stove to environment, hydrogen leak air of blasting, then can break reducing atmosphere in ring oven, cause product rejection.And rotary furnace General Requirements is heated to 800,900 DEG C, now the temperature of discharge end is all at about 150 DEG C, causes very large difficulty to rotary seal, and therefore the sealing means of reasonably stability is the important parameter reverting back converter.Can be described as the deciding factor of rotary furnace quality.
Traditional sealing means mainly contains following several, and general principle is all graphite annulus, the sealing of anchor ring conical surface pressing friction formula, is referred to as contact pre-pressing friction sealed.
The contact seal that prior art adopts, complex structure, installs inconvenient.Rely on the CONTACT WITH FRICTION of obturator to seal, easily like this cause parts depreciation, sealing effectiveness is deteriorated.Now must shutdown maintenance, renewal part.
Utility model content
In view of above reason, the invention provides a kind of novel rotary furnace rotary seal.
It is as follows that the utility model solves the problems of the technologies described above taked technical scheme:
A kind of new type sealing device of continuous rocking furnace, comprise: rotating cylinder (1) and the first adpting flange (2) be located at above rotating cylinder (1), second adpting flange (3), sealing ring (4) and ball (5), wherein, second adpting flange (3) connects a discharging bin, described rotating cylinder (1) is linked together by described first flange and one cover of being association of activity and inertia, the inner sleeve of overlapping of being association of activity and inertia rotates together with rotating cylinder, and be arranged with oil filler point (6) at the outer of cover of being association of activity and inertia, lubricant grease is filled with by described oil filler point (6), described lubricant grease lubricated balls and being full of is association of activity and inertia the gap between cover inner sleeve and overcoat.
Further, preferred structure is, described sealing ring is O RunddichtringO.
Further, preferred structure is, described in be association of activity and inertia cover inner sleeve and overcoat between gap be 0.5 ~ 1mm.
After the utility model takes such scheme, an effect of lubrication is had due to lubricating grease not only Packed effect, therefore the wearing and tearing of part can not be caused, lubrication and seal only needs to continue to add lubricant grease, therefore there will not be the phenomenon that in use procedure, sealing effectiveness is deteriorated, run continuously reliable.
Other features and advantages of the utility model will be set forth in the following description, and, partly become apparent from description, or understand by implementing the utility model.The purpose of this utility model and other advantages realize by structure specifically noted in write description, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in detail, to make above-mentioned advantage of the present utility model definitely.
Fig. 1 is cover schematic diagram of being association of activity and inertia in the new type sealing device of the utility model continuous rotary kiln;
Fig. 2 is noose composition of being association of activity and inertia in the new type sealing device of the utility model continuous rotary kiln;
Fig. 3 is that the new type sealing device of the utility model continuous rotary kiln is connected plane with discharging bin.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in detail.
Specifically, the utility model, in order to provide a kind of continuous rocking furnace rotary seal reliably, can make rotary furnace input and output material end keep good in the case of a high temperature, improve sealing effectiveness, improve stabilization of equipment performance and be convenient to the maintenance of equipment and the replacing of part simultaneously.
Specifically, a kind of new type sealing device of continuous rocking furnace, comprise: rotating cylinder 1 and the first adpting flange 2 be located at above rotating cylinder 1, second adpting flange 3, sealing ring 4 and ball 5, wherein, second adpting flange 3 connects a discharging bin, described rotating cylinder 1 is linked together by described first flange and one cover of being association of activity and inertia, the inner sleeve of overlapping of being association of activity and inertia rotates together with rotating cylinder, and be arranged with oil filler point 6 at the outer of cover of being association of activity and inertia, lubricant grease is filled with by described oil filler point 6, described lubricant grease lubricated balls and being full of is association of activity and inertia the gap between cover inner sleeve and overcoat.
Further, preferred structure is, described sealing ring is O RunddichtringO.
Further, preferred structure is, described in be association of activity and inertia cover inner sleeve and overcoat between gap be 0.5 ~ 1mm.
More specifically, in a specific embodiment, specifically, rotating cylinder is welded with the flange of band clamping, be connected with transmission slew gear by rotating cylinder by flange, sound set slew gear bottom is connected on rectilinear orbit, expands and extend when facilitating cylindrical shell to heat, cover overcoat of being association of activity and inertia is connected with inner sleeve by ball, inside has mechanical labyrinth seal, ball grease seal, the sealing of O type circle, lubricant grease oil sealing.Outer, stationary has put cool cycles water jacket, interior logical cooling water temperature, and afterbody discharging seal closure is overlapped static overcoat by bolt and is connected with being association of activity and inertia.Present invention incorporates the method that the multiple sealing means such as labyrinth seal, grease filler sealing, the sealing of O type circle combines, lubricating grease not only Packed effect but also have the effect of lubrication, therefore the wearing and tearing of part can not be caused, grease sealing only needs to continue to add lubricating grease, therefore there will not be the phenomenon that in use procedure, sealing effectiveness is deteriorated, run continuously reliable.
Further, described O type encapsulant adopts high-temperature resistant rubber;
Further, described labyrinth seal ring adopts stainless steel;
Further, what rotating cylinder adopted is heat-resistance stainless steel;
Further, what sealing shroud of being association of activity and inertia adopted is stainless steel.
Difference with the prior art of the present invention is this kind of non-contacting seal mode of main labyrinth seal of the present invention, and non-contacting sealing mainly or rely on pour lubricating grease this be easy to supplement and be not easy reveal mode.Long-Time Service sealing effectiveness is stablized, and existing Sealing Technology great majority are contact sealings of earthfill rockfill concrete riprap RCC, although seal can continue sealing effectiveness by the compensating action of the parts such as spring, bolt class, but it is uneven owing to wearing and tearing, always occur that gap, fixing point position leaks gas in a large number, even if having spring-compensating or tools for bolts ' pretension to get a desired effect, the filler materials such as sealed graphite packing can only be changed, complex structure, installs and changes difficulty.
Key technology point of the present invention is the mode that have employed labyrinth seal and lubricating grease filling, and labyrinth seal is stainless steel Steps.
What the present invention adopted is the sealing means that labyrinth seal and grease sealing combine, labyrinth seal is non-contact friction sealing, the heavy wear of part or seal can not be caused, and lubricant grease sealing only needs to continue to be filled with lubricating grease, therefore there will not be the situation along with service time, sealing effectiveness was sharply deteriorated.
Sealing of the present invention mainly contains three seals mode, and one is the sealing of O RunddichtringO, and two is labyrinth seals of metal interfix step, and three is lubricant grease sealings.Its technical conceive is the passage utilizing fluid to form through many throttle clearance or step clearance according to the characteristic of labyrinth seal, very large energy ezpenditure is produced through repeatedly throttling, fluid pressure greatly declines, and finally makes fluid be difficult to leak, to reach the object of sealing.And this sealing belongs to non-contacting seal, can not produce friction gap along with the lengthening of service time, the situation that sealing effectiveness is deteriorated, is highly suitable for air seal.And lubricant grease adds very easily by pouring orifice, both ensure lubricant effect, ensure sealing effectiveness again.By the combination of above several mode, air seal effect is made greatly to be better than existing Sealing Technology.
Wherein, rotating cylinder 1 links together with cover of being association of activity and inertia by flange is blue, inject lubricant grease by oil filler point, grease lubrication ball and being full of is association of activity and inertia the gap between cover inner sleeve and overcoat, and the effect can playing lubricated balls also can play the effect of sealing.At diagram 4 place be O RunddichtringO also known as oil sealing, the effect of sealing can be played, can prevent again lubricant grease from leaking.The most overcoat of whole device, can make water collar adds water cooling, increases the service life.Only need in use procedure regularly to inject lubricant grease, just can play good sealing effectiveness.
Embodiment a: better embodiment of the present invention is, rotating cylinder to be association of activity and inertia cover with Flange joint, and the gap of being association of activity and inertia between cover inner sleeve and overcoat is 0.5 ~ 1mm.Put outward and be provided with oil filler point, injecting lubricant grease can play sealing function again by lubricated balls.O type circle plays the effect of isolated air simultaneously.Cover inner sleeve of being association of activity and inertia rotates together with rotating cylinder, and the static overcoat when the temperature increases of overcoat can pass into cooling circulating water.
Principle of the present invention: when rotary furnace is in rotation process, it is actionless for being coupled together by cover of being association of activity and inertia between rotating cylinder and discharging bin, ball grease seal, O type circle seals, and labyrinth step sealing etc. effectively can ensure the sealing effectiveness of body of heater.And the long-time sealing effectiveness that uses is without the sign that is obviously deteriorated.As long as regularly inject lubricant grease sealing effectiveness all the time as new.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. the new type sealing device of a continuous rocking furnace, it is characterized in that, comprise: rotating cylinder (1) and the first adpting flange (2) be located at above rotating cylinder (1), second adpting flange (3), sealing ring (4) and ball (5), wherein, second adpting flange (3) connects a discharging bin, described rotating cylinder (1) is linked together by described first adpting flange and one cover of being association of activity and inertia, the inner sleeve of overlapping of being association of activity and inertia rotates together with rotating cylinder, and be arranged with oil filler point (6) at the outer of cover of being association of activity and inertia, lubricant grease is filled with by described oil filler point (6), described lubricant grease lubricated balls and being full of is association of activity and inertia the gap between cover inner sleeve and overcoat.
2. the new type sealing device of continuous rocking furnace according to claim 1, is characterized in that, described sealing ring is O RunddichtringO.
3. the new type sealing device of continuous rocking furnace according to claim 1 and 2, is characterized in that, described in be association of activity and inertia cover inner sleeve and overcoat between gap be 0.5 ~ 1mm.
4. the new type sealing device of continuous rocking furnace according to claim 2, is characterized in that, is also provided with the labyrinth seal assemblies of metal interfix step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426575.XU CN204902561U (en) | 2015-06-19 | 2015-06-19 | Novel sealing device of continuous type rotary furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426575.XU CN204902561U (en) | 2015-06-19 | 2015-06-19 | Novel sealing device of continuous type rotary furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204902561U true CN204902561U (en) | 2015-12-23 |
Family
ID=54924729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520426575.XU Expired - Fee Related CN204902561U (en) | 2015-06-19 | 2015-06-19 | Novel sealing device of continuous type rotary furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204902561U (en) |
-
2015
- 2015-06-19 CN CN201520426575.XU patent/CN204902561U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20200619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |