CN109973653A - A kind of sealing structure and roller mill separator of roller mill separator - Google Patents
A kind of sealing structure and roller mill separator of roller mill separator Download PDFInfo
- Publication number
- CN109973653A CN109973653A CN201910351988.9A CN201910351988A CN109973653A CN 109973653 A CN109973653 A CN 109973653A CN 201910351988 A CN201910351988 A CN 201910351988A CN 109973653 A CN109973653 A CN 109973653A
- Authority
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- China
- Prior art keywords
- ring
- sealing ring
- sealing
- temperature resistant
- roller mill
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 169
- 238000005538 encapsulation Methods 0.000 claims abstract description 61
- 238000012856 packing Methods 0.000 claims description 11
- 239000000843 powder Substances 0.000 abstract description 10
- 235000012054 meals Nutrition 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to machinery equipment field, provide a kind of sealing structure of roller mill separator, it include: the first sealing ring, second sealing ring, third sealing ring and temperature resistant encapsulation rubber ring, first sealing ring and the second sealing ring mutually fasten, first sealing ring is provided with annular projection towards the second sealing ring on one side, annular projection is embedded in annular recess, third sealing ring is set to one side of first sealing ring towards the second sealing ring, and it is set to the outside of the first sealing ring, temperature resistant encapsulation rubber ring set is set to except the second sealing ring, and one end of temperature resistant encapsulation rubber ring is connect with the second sealing ring, the inner wall of the other end of temperature resistant encapsulation rubber ring is bonded with the outer wall of third sealing ring.The good seal performance of the sealing structure.The present invention also provides a kind of roller mill separators, and including above-mentioned sealing structure, therefore the good airproof performance of the roller mill separator, raw meal powder quality obtained are good.
Description
Technical field
The present invention relates to machinery equipment field, sealing structure and Vertical Mill choosing in particular to a kind of roller mill separator
Powder machine.
Background technique
Currently, existing roller mill separator, due to rotor deformation, horizontal departure is big in top seal inscription of loop, seal clearance
Change between 8-25mm；The original included closure gasket groove design socket joint amount of equipment is small, and sealing function is limited.It is reflected in product
In quality, 200 μm of raw meal powder account for 2.5-3%.
Given this special to propose the application.
Summary of the invention
The present invention provides a kind of sealing structures of roller mill separator, it is intended to which the top for improving existing roller mill separator is close
The imperfect problem of seal structure leakproofness.
The present invention also provides a kind of roller mill separator, good airproof performance, raw meal powder quality obtained is good.
The present invention is implemented as follows:
A kind of sealing structure of roller mill separator, comprising: the first sealing ring, the second sealing ring, third sealing ring and heat-resisting
Packer ring, the first sealing ring and the second sealing ring mutually fasten, and the one side of the first sealing ring towards the second sealing ring is arranged
There is annular projection, the second sealing ring is provided with annular recess towards the first sealing ring on one side, and annular projection is embedded cyclic annular recessed
In slot, third sealing ring is set to one side of first sealing ring towards the second sealing ring, and is set to the outside of the first sealing ring,
Temperature resistant encapsulation rubber ring set is set to except the second sealing ring, and one end of temperature resistant encapsulation rubber ring is connect with the second sealing ring, resistance to
The inner wall for heating seal the other end of rubber ring is bonded with the outer wall of third sealing ring.
Further, in preferred embodiments of the present invention, temperature resistant encapsulation rubber ring is by being set to outside the second sealing ring
The ring packing bracket of wall is connect with the second sealing ring.
Further, in preferred embodiments of the present invention, ring packing bracket has outer wall can be with temperature resistant encapsulation rubber
First connection ring of the inner wall fitting of rubber ring, temperature resistant encapsulation rubber ring set is set to the first connection ring, and connect with the first connection ring.
Further, in preferred embodiments of the present invention, ring packing bracket also has the second connection ring, the first connection
The one end of ring far from the first sealing ring is connect with the outside of the second sealing ring, and the inside of the second connection ring and the second sealing ring connect
Connect, the second connection ring far from the first sealing ring, the second sealing ring far from first sealing ring while and temperature resistant encapsulation
Rubber ring flushes on one side far from the first sealing ring, and the thickness of the first connection ring in the axial direction is greater than the second connection ring in the axial direction
Thickness.
Further, in preferred embodiments of the present invention, the first connection ring is in the radial direction with a thickness of 11~13mm, and
One connection ring in the axial direction with a thickness of 35~37mm, the second connection ring is in the radial direction with a thickness of 50~54mm.
Further, in preferred embodiments of the present invention, the first connection ring and temperature resistant encapsulation rubber ring are connected by bolt
It connects.
Further, in preferred embodiments of the present invention, the first connection ring opens up the first connecting hole, temperature resistant encapsulation rubber
Ring opens up the second connecting hole, and bolt passes through the first connecting hole and the second connecting hole is connect to realize the first connection ring and resistance to nut
Heat seal the connection of rubber ring.
Further, in preferred embodiments of the present invention, the first connection ring offers screw hole, and temperature resistant encapsulation rubber ring is opened
Equipped with through-hole, the inner wall of screw hole is provided with internal screw thread, and the outer wall of the stud of bolt has external screw thread, and the stud of bolt passes through through-hole
The connection of temperature resistant encapsulation rubber ring and the first connection ring is realized by internal screw thread and external screw thread cooperation.
Further, in preferred embodiments of the present invention, third sealing ring in the axial direction with a thickness of 73~77mm, it is resistance to
Heat seal rubber ring in the axial direction with a thickness of 110~114mm.
A kind of roller mill separator, the sealing structure including above-mentioned roller mill separator.
The beneficial effects of the present invention are: the sealing structure for the roller mill separator that the present invention obtains by above-mentioned design, uses
When, due to other than including the first connection ring and the second connection ring that mutually fasten, being additionally provided with and the first connection ring and the
The third sealing ring and temperature resistant encapsulation rubber ring of two connection rings mutual cooperation sealing, temperature resistant encapsulation rubber ring top connects with second
Ring connection is connect, lower part is bonded in third sealing ring, substantially increases the sealing performance of the sealing structure of roller mill separator.
The roller mill separator that the present invention obtains by above-mentioned design, since it includes roller mill separator provided by the invention
Sealing structure therefore its good airproof performance, 200 μm of raw material powder content, which substantially reduces, in raw meal powder obtained can reach 1.5~3%.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the sealing structure for the roller mill separator that embodiment of the present invention provides；
Fig. 2 is the cross-sectional view of the sealing structure for the roller mill separator that first embodiment of the invention provides；
Fig. 3 is the schematic diagram of the right section in Fig. 2；
Fig. 4 is the enlarged drawing of a-quadrant in Fig. 3；
Fig. 5 be second embodiment of the invention provide roller mill separator sealing structure cutting after position same as shown in Figure 3
The structural schematic diagram for the section set；
Fig. 6 is the enlarged drawing of B area in Fig. 5.
Icon: the sealing structure of 100- roller mill separator；The first sealing ring of 110-；111- annular projection；120- second is close
Seal ring；121- annular recess；130- third sealing ring；140- temperature resistant encapsulation rubber ring；The second connecting hole of 141-；150- annular is close
Seal bracket；The first connection ring of 151-；The second connection ring of 152-；153- bolt；154- nut；The first connecting hole of 155-；240- is resistance to
Heat seal rubber ring；241- through-hole；The first connection ring of 251-；252- screw hole；253- internal screw thread；254- bolt；255- external screw thread.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
As shown in Figure 1 to Figure 3, the embodiment of the invention provides a kind of sealing structures 100 of roller mill separator comprising:
First sealing ring 110, the second sealing ring 120, third sealing ring 130 and temperature resistant encapsulation rubber ring 140.
Specifically, the first sealing ring 110 and the second sealing ring 120 mutually fasten, and the first sealing ring 110 is sealed towards second
Ring 120 is provided with annular projection 111 on one side, and the second sealing ring 120 is cyclic annular recessed towards being provided on one side for the first sealing ring 110
Slot 121, annular projection 111 are embedded in annular recess 121.
Third sealing ring 130 is set to the first sealing ring 110 towards the one side of the second sealing ring 120, and is set to first
The outside of sealing ring 110, temperature resistant encapsulation rubber ring 140 is sheathed on except the second sealing ring 120, and temperature resistant encapsulation rubber ring 140
One end connect with the second sealing ring 120, the inner wall of the other end of temperature resistant encapsulation rubber ring 140 and third sealing ring 130 it is outer
Wall fitting.
In the present embodiment, third sealing ring 130 is connect by the way of welding with the first sealing ring 110.It needs to illustrate
, in the other embodiments except the present embodiment, third sealing ring 130 can also be integrally formed with the first sealing ring 110.
The sealed set for being set as existing roller mill separator of first sealing ring 110 and the second sealing ring 120.It is above-mentioned to set
Meter is by specifically matching the first sealing ring 110, the second sealing ring 120 with third sealing ring 130 and temperature resistant encapsulation rubber ring 140
Setting is closed, the sealing structure that static and dynamic sealing combines, good seal performance, so that in raw meal powder made from roller mill separator are formed
200 μm of raw material powder content substantially reduces.
Further, as shown in Figure 3 and Figure 4, temperature resistant encapsulation rubber ring 140 is by being set to 120 outer wall of the second sealing ring
Ring packing bracket 150 connect with the second sealing ring 120.
For the sealing structure of existing roller mill separator, the top of the outer wall of the second sealing ring 120 is relative under
Portion is recessed, if directly temperature resistant encapsulation rubber ring 140 is arranged in the top of the outer wall of the second sealing ring 120, to make temperature resistant encapsulation rubber
The inner wall of the other end of rubber ring 140 is bonded with the outer wall of third sealing ring 130, can make temperature resistant encapsulation rubber ring 140 generate compared with
Big deformation is unfavorable for sealing, and can also shorten the service life of temperature resistant encapsulation rubber ring 140, by the way that ring packing bracket 150 is arranged
It is equivalent to so that the second sealing ring 120 extends outwardly, then temperature resistant encapsulation rubber ring 140 is arranged, then can alleviate above situation, work as ring
Position that shape sealed support 150 is contacted with temperature resistant encapsulation rubber ring 140 and third sealing ring 130 are in 110 direction of the first sealing ring
When projection in the one side of second sealing ring 120 is overlapped, the temperature resistant encapsulation rubber ring 140 of setting is avoided that generation deformation, i.e., such as
The longitudinal section of temperature resistant encapsulation rubber ring 140 seen in figure is vertical shape, then is more advantageous to sealing and makes temperature resistant encapsulation rubber
The longer life expectancy of ring 140.
Further, ring packing bracket 150 has that outer wall can be bonded with the inner wall of temperature resistant encapsulation rubber ring 140
One connection ring 151, temperature resistant encapsulation rubber ring 140 is sheathed on the first connection ring 151, and connect with the first connection ring 151.
The top of temperature resistant encapsulation rubber ring 140 is bonded with the first connection ring 151, and lower part is bonded with third sealing ring 130, energy
So that the sealing effect of sealing structure is more preferable.
Further, ring packing bracket 150 also has the second connection ring 152, and the first connection ring 151 is far from the first sealing
One end of ring 110 is connect with the outside of the second sealing ring 120, and the inside of the second connection ring 152 is connect with the second sealing ring 120,
Second connection ring 152 far from the first sealing ring 110 with the second sealing ring 120 far from first sealing ring 110 while it is neat
Flat, the thickness of the first connection ring 151 in the axial direction is greater than the thickness, that is, ring packing bracket of the second connection ring 152 in the axial direction
150 section in the plane being radially overlapped with it is L-shaped.
Specifically, the first connection ring 151 and the second connection ring 152 are integrally formed, the first connection ring 151 and the second sealing ring
120 welding.
Above-mentioned setting so that sealing structure the second sealing ring 120 far from plane where the one side of the first sealing ring 110 more
It is smooth.
Further, the sealing structure 100 to make roller mill separator is applied to sealing effect when most of roller mill separator
Fruit is more preferable.First connection ring 151 is in the radial direction with a thickness of 11~13mm, the first connection ring 151 in the axial direction with a thickness of 35
~37mm, the second connection ring 152 are in the radial direction with a thickness of 50~54mm.
Further, the first connection ring 151 and temperature resistant encapsulation rubber ring 140 are connected by bolt 153.
Bolt 153 connects, and temperature resistant encapsulation rubber ring 140 and the connection of the first connection ring 151 can be made detachable, convenient for resistance to
Replacement after heating seal 140 aging of rubber ring.
Specifically, the first connection ring 151 opens up the first connecting hole 155, temperature resistant encapsulation rubber ring 140 opens up the second connecting hole
141, bolt 153 pass through the first connecting hole 155 and the second connecting hole 141 connect with nut 154 with realize the first connection ring 151 and
The connection of temperature resistant encapsulation rubber ring 140.
In the present embodiment, nut 154 is between the first connection ring 151 and the second sealing ring 120.It should be noted that
In the other embodiments of invention, nut 154 be can also be positioned at the outside of temperature resistant encapsulation rubber ring 140, when nut is positioned at resistance to
When heating seal the outside of rubber ring 140, since the sealing structure 100 of roller mill separator will match pressing plate outside, therefore the screw rod of bolt 153
Length should not be more than the thickness of nut 154.
More specifically, being so that the sealing structure 100 of roller mill separator is applied to sealing effect when most of roller mill separator
Fruit is more preferable, third sealing ring 130 in the axial direction with a thickness of 73~77mm, the thickness of temperature resistant encapsulation rubber ring 140 in the axial direction
For 110~114mm.
Second embodiment
The technical effect of the sealing structure of roller mill separator provided by the embodiment of the present invention, realization principle and generation and
First embodiment is identical, and to briefly describe, the present embodiment does not refer to place, can refer to corresponding contents in first embodiment.
As shown in Figure 5 and Figure 6, the first connection ring 251 of the sealing structure of roller mill separator provided in this embodiment opens up
There is screw hole 252, temperature resistant encapsulation rubber ring 240 offers through-hole 241, and the inner wall of screw hole 252 is provided with internal screw thread 253, bolt 254
The outer wall of stud there is external screw thread 255, the stud of bolt 254 passes through through-hole 241 and is matched by internal screw thread 253 with external screw thread 255
Close the connection for realizing temperature resistant encapsulation rubber ring 240 and the first connection ring 251.
The temperature resistant encapsulation rubber ring 240 of the present embodiment is connected to the connection type of the first connection ring 251, so that temperature resistant encapsulation
Rubber ring 240 it is easier for installation, installed again after can mutually being fastened from the first sealing ring and the second sealing ring, only need to be by spiral shell
Bolt 254 is screwed into screw hole 252.
In conclusion the sealing structure of roller mill separator provided by the invention, due in addition to including first mutually fastened
Other than connection ring and the second connection ring, it is additionally provided with the third sealing for the sealing that cooperates with the first connection ring and the second connection ring
Ring and temperature resistant encapsulation rubber ring, temperature resistant encapsulation rubber ring top are connect with the second connection ring, and lower part is bonded in third sealing ring,
Substantially increase the sealing performance of the sealing structure of roller mill separator.
Invention also improves a kind of roller mill separators comprising the sealing knot of roller mill separator provided by the present invention
Structure.Since it includes the sealing structure of roller mill separator provided by the invention therefore its good airproof performance, 200 μm in raw meal powder obtained
Raw material powder content substantially reduce and can reach 1.5~3%.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of sealing structure of roller mill separator characterized by comprising the first sealing ring, the second sealing ring, third sealing
Ring and temperature resistant encapsulation rubber ring,
First sealing ring and second sealing ring mutually fasten, and first sealing ring is towards second sealing ring
It is provided with annular projection on one side, second sealing ring is provided with annular recess towards first sealing ring on one side, described
Annular projection is embedded in the annular recess,
The third sealing ring is set to first sealing ring towards the one side of second sealing ring, and is set to described
The outside of one sealing ring, the temperature resistant encapsulation rubber ring set is set to except second sealing ring, and the temperature resistant encapsulation rubber
One end of ring is connect with second sealing ring, the inner wall of the other end of the temperature resistant encapsulation rubber ring and the third sealing ring
Outer wall fitting.
2. the sealing structure of roller mill separator according to claim 1, which is characterized in that the temperature resistant encapsulation rubber ring is logical
It crosses and is set to the ring packing bracket of the second sealing ring outer wall and is connect with second sealing ring.
3. the sealing structure of roller mill separator according to claim 2, which is characterized in that shown ring packing bracket has
The first connection ring that outer wall can be bonded with the inner wall of the temperature resistant encapsulation rubber ring, the temperature resistant encapsulation rubber ring set are set to institute
The first connection ring is stated, and is connect with first connection ring.
4. the sealing structure of roller mill separator according to claim 3, which is characterized in that the ring packing bracket also has
There is the second connection ring, connects on the outside of the one end of first connection ring far from first sealing ring and second sealing ring
It connects, the inside of second connection ring is connect with second sealing ring, and second connection ring is far from first sealing ring
, second sealing ring far from first sealing ring while and the temperature resistant encapsulation rubber ring far from described
One sealing ring flushes on one side, and the thickness of first connection ring in the axial direction is greater than the thickness of second connection ring in the axial direction
Degree.
5. the sealing structure of roller mill separator according to claim 4, which is characterized in that first connection ring is in radial direction
On with a thickness of 11~13mm, first connection ring in the axial direction with a thickness of 35~37mm, second connection ring is in diameter
It is upward with a thickness of 50~54mm.
6. the sealing structure of roller mill separator according to claim 3, which is characterized in that first connection ring and described
Temperature resistant encapsulation rubber ring is bolted.
7. the sealing structure of roller mill separator according to claim 6, which is characterized in that first connection ring opens up
One connecting hole, the temperature resistant encapsulation rubber ring open up the second connecting hole, and the bolt passes through the first connecting hole and described second and connects
It connects hole and connect connection to realize first connection ring and the temperature resistant encapsulation rubber ring with nut.
8. the sealing structure of roller mill separator according to claim 6, which is characterized in that first connection ring offers
Screw hole, the temperature resistant encapsulation rubber ring offer through-hole, and the inner wall of the screw hole is provided with internal screw thread, the stud of the bolt
Outer wall has external screw thread, and the stud of the bolt passes through the through-hole and realizes institute by the internal screw thread and external screw thread cooperation
State the connection of temperature resistant encapsulation rubber ring Yu first connection ring.
9. the sealing structure of roller mill separator according to claim 1, which is characterized in that the third sealing ring is in axial direction
On with a thickness of 73~77mm, the temperature resistant encapsulation rubber ring in the axial direction with a thickness of 110~114mm.
10. a kind of roller mill separator, which is characterized in that including the close of such as described in any item roller mill separators of claim 1-9
Seal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910351988.9A CN109973653A (en) | 2019-04-28 | 2019-04-28 | A kind of sealing structure and roller mill separator of roller mill separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910351988.9A CN109973653A (en) | 2019-04-28 | 2019-04-28 | A kind of sealing structure and roller mill separator of roller mill separator |
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| Publication Number | Publication Date |
|---|---|
| CN109973653A true CN109973653A (en) | 2019-07-05 |
Family
ID=67086965
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910351988.9A Pending CN109973653A (en) | 2019-04-28 | 2019-04-28 | A kind of sealing structure and roller mill separator of roller mill separator |
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| JP2012180910A (en) * | 2011-03-02 | 2012-09-20 | Nok Corp | Sealing device |
| CN203532169U (en) * | 2013-11-08 | 2014-04-09 | 南车株洲电机有限公司 | Large wind driven generator and sealing structure thereof |
| CN107208799A (en) * | 2015-01-14 | 2017-09-26 | Nok株式会社 | sealing ring and sealing structure |
| CN109073084A (en) * | 2017-03-13 | 2018-12-21 | 帝伯爱尔株式会社 | sealing ring and sealing device |
| CN206743730U (en) * | 2017-05-12 | 2017-12-12 | 安徽宏远机械制造有限公司 | A kind of high sealing formula electric-controlled box |
| CN208010934U (en) * | 2018-02-05 | 2018-10-26 | 葛洲坝老河口水泥有限公司 | A kind of new type sealing device for cement grinding mill high-efficient powder concentrator |
| CN109209985A (en) * | 2018-10-26 | 2019-01-15 | 扬中市华龙橡塑电器有限公司 | A kind of mechanical sealing member for centrifugal pump seal |
| CN109058461A (en) * | 2018-10-31 | 2018-12-21 | 佛山市荣盛龙橡胶密封件有限公司 | A kind of anti-dropout rubber seal |
| CN210068922U (en) * | 2019-04-28 | 2020-02-14 | 四川省星船城水泥股份有限公司 | Seal structure and vertical mill selection powder machine of vertical mill selection powder machine |
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