CN208281325U - A kind of rod mill mill skin bolt sealing device - Google Patents
A kind of rod mill mill skin bolt sealing device Download PDFInfo
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- CN208281325U CN208281325U CN201820705323.4U CN201820705323U CN208281325U CN 208281325 U CN208281325 U CN 208281325U CN 201820705323 U CN201820705323 U CN 201820705323U CN 208281325 U CN208281325 U CN 208281325U
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- sealing
- sealing shroud
- bulge loop
- bolt
- loop block
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Abstract
The utility model discloses a kind of rod mills to grind skin bolt sealing device, including the connecting plate being set in machine barrel；Hole is equipped on barrel wall and connecting plate；Bolt end passes through connecting plate by corresponding aperture and is then passed through machine barrel stretching machine barrel outer wall；Sealing element is pressed on machine barrel outer wall by the compressing member being set on the bolt body of rod by the nut that rotation is located at bolt end；Sealing element includes the sealing shroud of the cylindrical toroidal of flexible body；Compressing member includes metallic sheath, end caps；The sealing bulge loop block for being connected with cylindrical toroidal integrated with sealing shroud on the upper surface of sealing shroud, the internal diameter of sealing bulge loop block is equal with the internal diameter of sealing shroud, and the outer diameter of sealing bulge loop block is suitable with the outer diameter of metallic sheath；Multiple sealing inner grooves are provided on the inner headed face of both sealing shroud and sealing bulge loop block entirety, each sealing inner groove is placed equidistant with along the axial direction of both sealing shroud and sealing bulge loop block entirety.Sealing effect is more preferable.
Description
Technical field
The utility model relates to rod mill technical field, especially a kind of rod mill grinds skin bolt sealing device.
Background technique
The equipment such as rod mill, ball mill need to use through-the-wall bolt to be fixed at the connector in machine barrel (such as mill skin), and
Separately sealing after the osseotomy site of the wall-through bolt on machine barrel need to being assembled.The sealing performance pair of its bolt sealing device
The overall performance of equipment is critically important.Therefore, people have carried out correlative study to this.
Such as: open (bulletin) number is CN205401705U, a kind of entitled " ball mill mill skin bolt seal of optimization design
Technology disclosed in the Chinese patent of device ", structure is as shown in Figure 1, Figure 2, Figure 3 shows, including be set to machine barrel 2 in fixation
The connecting plate 1 of the broken mill part of connection；Round shape hole is offered on 2 wall of machine barrel and connecting plate 1；5 end of bolt passes through corresponding round shape
Hole passes through connecting plate 1 and is then passed through stretching 2 outer wall of machine barrel of machine barrel 2；Rotation is located at the nut 4 of 5 end of bolt by being set in 5 bar of bolt
The sealing element being set on 5 body of rod of bolt is pressed on 2 outer wall of machine barrel by the compressing member on body；Sealing element is the cylinder ring of flexible body
The periphery of the sealing shroud 7 of shape, the lower end surface of sealing shroud 7 is equipped with chamfering 8；Compressing member includes metallic sheath 6, end caps 3；End face lid
Plate 3 is by the combination shape end caps 3 of first cylinder ring 10 and the coaxial integrated connection of second cylinder ring 11, the outer diameter of second cylinder ring 11
Greater than the outer diameter of first cylinder ring 10, the internal diameter of first and second liang of cylinder rings is equal；The upper surface of first cylinder ring 10 is equipped with truncated cone-shaped recess
9, the recess face of truncated cone-shaped recess 9 with the lower end surface of sealing shroud 7 is closely sealed crimps；The outer circle of 10 the two of sealing shroud 7 and first cylinder ring
Diameter is suitable with the interior circular diameter of metallic sheath 6；The shank diameter and sealing shroud 7 of bolt 5 and the interior circular diameter of both end caps 3
Quite；Both first cylinder ring 10 and sealing shroud 7 laminate after height sum greater than metallic sheath 6 height.
Using such technology grinding machine mill skin bolt sealing device can of course use, but the upper surface of its sealing shroud 7 with
The compression joint area of the outside wall surface of machine barrel 2 is big not enough, and sealing effect is not good enough, the inner headed face of sealing shroud 7 and the pole face of bolt 5
Crimping it is closely sealed not enough, sealing effect is not good enough, and using effect is ideal not enough.
Utility model content
In order to overcome the deficiencies of the prior art, it is more preferable to provide a kind of more reasonable structure, sealing effect for the utility model, uses effect
Fruit more preferably rod mill grinds skin bolt sealing device.
The utility model is to reach technical solution used by above-mentioned technical purpose to be: a kind of rod mill mill skin bolt seal
Device, including the connecting plate to be fixedly connected with broken mill part being set in machine barrel；Circle is offered on barrel wall and connecting plate
Shape hole；Bolt end passes through connecting plate by corresponding round shape hole and is then passed through machine barrel stretching machine barrel outer wall；Rotation is located at bolt end
The sealing element being set on the bolt body of rod is pressed on machine barrel outer wall by the compressing member being set on the bolt body of rod by nut；It is described
Sealing element include flexible body cylindrical toroidal sealing shroud, the periphery of the lower end surface of sealing shroud is equipped with chamfering；The compression
Part includes metallic sheath, end caps；End caps are by the combination shape end of first cylinder ring and the coaxial integrated connection of second cylinder ring
Surface cover, the outer diameter of second cylinder ring are greater than the outer diameter of first cylinder ring, and the internal diameter of first and second liang of cylinder rings is equal；The upper end of first cylinder ring
Face is equipped with truncated cone-shaped recess, the recess face of truncated cone-shaped recess with the lower end surface of sealing shroud is closely sealed crimps；Sealing shroud and first cylinder ring
The outside diameter of the two is suitable with the interior circular diameter of metallic sheath；The shank diameter of bolt is interior with both sealing shroud and end caps
Circular diameter is suitable；Both first cylinder ring and sealing shroud laminate after height sum greater than metallic sheath height；The upper end of sealing shroud
The sealing bulge loop block for being connected with cylindrical toroidal integrated with sealing shroud, the internal diameter of sealing bulge loop block and the internal diameter of sealing shroud on face
Equal, the outer diameter of sealing bulge loop block is suitable with the outer diameter of metallic sheath；On the inner headed face of both sealing shroud and sealing bulge loop block entirety
Multiple sealing inner grooves are provided with, each sealing inner groove is placed equidistant with along the axial direction of both sealing shroud and sealing bulge loop block entirety.
The sealing shroud is nitrile rubber sealing shroud；The sealing bulge loop block is nitrile rubber sealing bulge loop block.
The beneficial effects of the utility model are:
Due to the sealing bulge loop block 7A for being connected with cylindrical toroidal integrated with sealing shroud 7 on the upper surface of sealing shroud 7, envelope
The internal diameter of part bulge loop block 7A is equal with the internal diameter of sealing shroud 7, and the outer diameter of sealing bulge loop block 7A is suitable with the outer diameter of metallic sheath 6；It is close
Multiple sealing inner groove 7B, each edge sealing inner groove 7B are provided on the inner headed face of both big envelope 7 and sealing bulge loop block 7A entirety
The axial direction of both sealing shroud 7 and sealing bulge loop block 7A entirety is placed equidistant with.
In this way, the upper surface of its sealing shroud 7 is end face and the machine of the sealing bulge loop block 7A by being wholely set with sealing shroud 7
The outside wall surface crimping sealing of cylinder 2, it is clear that compression joint area is bigger, the inner circle of both sealing shroud 7 and sealing bulge loop block 7A entirety
Multiple sealing inner groove 7B are provided on face, the inner headed face of the two entirety just looks like that bellows face is the same, when whole soft of the two
Property body by pressing force between both ends of the surface when, it is easier to bear against whole inner circle towards in the pole face with bolt 5
More closely sealed crimping, sealing effect are more preferable.
In conclusion the utility model more reasonable structure, sealing effect are more preferable, using effect is more preferable.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.Wherein:
Fig. 1 is the schematic diagram of the grinding machine mill skin bolt sealing device of the prior art；
Fig. 2 is the fractionation schematic diagram of the grinding machine mill skin bolt sealing device of the prior art；
Fig. 3 is the partial schematic diagram of the grinding machine mill skin bolt sealing device of the prior art；
Fig. 4 is the schematic diagram of the utility model；
Fig. 5 is the fractionation schematic diagram of the utility model；
Fig. 6 is the partial schematic diagram of the utility model.
Marker number in attached drawing is described as follows: connecting plate 1, machine barrel 2, end caps 3, nut 4, bolt 5, metallic sheath 6,
Sealing shroud 7, sealing bulge loop block 7A, sealing inner groove 7B, chamfering 8, truncated cone-shaped recess 9, first cylinder ring 10, second cylinder ring 11
Specific embodiment
The embodiments of the present invention, as shown in Fig. 4, Fig. 5, Fig. 6, a kind of rod mill mill skin bolt sealing device, including
The connecting plate 1 to be fixedly connected with broken mill part in machine barrel 2；Round shape hole is offered on 2 wall of machine barrel and connecting plate 1；
5 end of bolt passes through corresponding round shape hole and is then passed through stretching 2 outer wall of machine barrel of machine barrel 2 across connecting plate 1；Rotation is located at 5 end of bolt
The sealing element being set on 5 body of rod of bolt is pressed on 2 outer wall of machine barrel by the compressing member being set on 5 body of rod of bolt by nut 4；
The sealing element includes the sealing shroud 7 of the cylindrical toroidal of flexible body, and the periphery of the lower end surface of sealing shroud 7 is equipped with chamfering 8；It is described
Compressing member include metallic sheath 6, end caps 3；End caps 3 are by first cylinder ring 10 and the coaxial integrated company of second cylinder ring 11
The combination shape end caps 3 connect, the outer diameter of second cylinder ring 11 are greater than the outer diameter of first cylinder ring 10, the internal diameter phase of first and second liang of cylinder rings
Deng；The upper surface of first cylinder ring 10 is equipped with truncated cone-shaped recess 9, and the recess face of truncated cone-shaped recess 9 and the lower end surface of sealing shroud 7 are closely sealed
Crimping；The outside diameter of 10 the two of sealing shroud 7 and first cylinder ring is suitable with the interior circular diameter of metallic sheath 6；The shank diameter of bolt 5
It is suitable with the interior circular diameter of both sealing shroud 7 and end caps 3；Both first cylinder ring 10 and sealing shroud 7 laminate after height
With the height for being greater than metallic sheath 6；The sealing for being connected with cylindrical toroidal integrated with sealing shroud 7 is convex on the upper surface of sealing shroud 7
The internal diameter of ring block 7A, sealing bulge loop block 7A are equal with the internal diameter of sealing shroud 7, the outer diameter of sealing bulge loop block 7A and metallic sheath 6 it is outer
Diameter is suitable；Multiple sealing inner groove 7B are provided on the inner headed face of both sealing shroud 7 and sealing bulge loop block 7A entirety, in each sealing
Annular groove 7B is placed equidistant with along the axial direction of both sealing shroud 7 and sealing bulge loop block 7A entirety.
The sealing shroud 7 is nitrile rubber sealing shroud；The sealing bulge loop block 7A is nitrile rubber sealing bulge loop block
7A。
The technology of the utility model is not only limited to grind skin bolt seal for rod mill, is also applied for ball mill, coal-grinding
Machine etc. need to use through-the-wall bolt 5 to be fixed at the connector in machine barrel 2, and need to be by the osseotomy site of wall-through bolt 5 on machine barrel 2
The equipment sealed again after being assembled.
Claims (2)
1. a kind of rod mill grinds skin bolt sealing device, including the connection to be fixedly connected with broken mill part being set in machine barrel
Plate；Round shape hole is offered in barrel wall and connecting plate；Bolt end passes through connecting plate by corresponding round shape hole and is then passed through machine barrel
Stretch out machine barrel outer wall；The nut that rotation is located at bolt end will be set in the bolt body of rod by the compressing member being set on the bolt body of rod
On sealing element be pressed on machine barrel outer wall；The sealing element includes the sealing shroud of the cylindrical toroidal of flexible body, under sealing shroud
The periphery of end face is equipped with chamfering；The compressing member includes metallic sheath, end caps；End caps are by first cylinder ring and second circle
The combination shape end caps of the coaxial integrated connection of the band of column, the outer diameter of second cylinder ring are greater than the outer diameter of first cylinder ring, first and second liang of circles
The internal diameter of the band of column is equal；The upper surface of first cylinder ring is equipped with truncated cone-shaped recess, under the recess face of truncated cone-shaped recess and sealing shroud
The closely sealed crimping in end face；The outside diameter of both sealing shroud and first cylinder ring is suitable with the interior circular diameter of metallic sheath；The body of rod of bolt
Diameter is suitable with the interior circular diameter of both sealing shroud and end caps；Both first cylinder ring and sealing shroud laminate after height and
Greater than the height of metallic sheath；It is characterized by: be connected with cylindrical toroidal integrated with sealing shroud on the upper surface of sealing shroud
The internal diameter of sealing bulge loop block, sealing bulge loop block is equal with the internal diameter of sealing shroud, the outer diameter of sealing bulge loop block and the outer diameter of metallic sheath
Quite；Multiple sealing inner grooves, each sealing inner groove edge are provided on the inner headed face of both sealing shroud and sealing bulge loop block entirety
The axial direction of both sealing shroud and sealing bulge loop block entirety is placed equidistant with.
2. a kind of rod mill according to claim 1 grinds skin bolt sealing device, it is characterised in that: the sealing shroud is
Nitrile rubber sealing shroud；The sealing bulge loop block is nitrile rubber sealing bulge loop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820705323.4U CN208281325U (en) | 2018-05-11 | 2018-05-11 | A kind of rod mill mill skin bolt sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820705323.4U CN208281325U (en) | 2018-05-11 | 2018-05-11 | A kind of rod mill mill skin bolt sealing device |
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| Publication Number | Publication Date |
|---|---|
| CN208281325U true CN208281325U (en) | 2018-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820705323.4U Active CN208281325U (en) | 2018-05-11 | 2018-05-11 | A kind of rod mill mill skin bolt sealing device |
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| Country | Link |
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| CN (1) | CN208281325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622542A (en) * | 2018-12-06 | 2019-04-16 | 中国航发贵州黎阳航空动力有限公司 | Fanjet bearing case bearing insert processes protective device and method |
-
2018
- 2018-05-11 CN CN201820705323.4U patent/CN208281325U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622542A (en) * | 2018-12-06 | 2019-04-16 | 中国航发贵州黎阳航空动力有限公司 | Fanjet bearing case bearing insert processes protective device and method |
| CN109622542B (en) * | 2018-12-06 | 2021-11-12 | 中国航发贵州黎阳航空动力有限公司 | Turbofan engine supporting case bearing bush machining protection device and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190703 Address after: 710026 No. 145, Group 3, Nanchencun, Xinzhu Street, Xi'an International Port Area, Xi'an City, Shaanxi Province Patentee after: Shaanxi Zhongyue Seiko Machinery Manufacturing Co., Ltd. Address before: 365004 No. 36, Jingdong Industrial Park, Sanyuan District, Sanming City, Fujian Province Patentee before: SANMING CITY SOUTHERN MACHINERY CO., LTD. |