CN206802310U - A kind of waste rubber cracking device end part of driving shaft sealing structure - Google Patents
A kind of waste rubber cracking device end part of driving shaft sealing structure Download PDFInfo
- Publication number
- CN206802310U CN206802310U CN201720302607.4U CN201720302607U CN206802310U CN 206802310 U CN206802310 U CN 206802310U CN 201720302607 U CN201720302607 U CN 201720302607U CN 206802310 U CN206802310 U CN 206802310U
- Authority
- CN
- China
- Prior art keywords
- labyrinth seal
- ring
- stuffing
- box
- stationary ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 33
- 238000005336 cracking Methods 0.000 title claims abstract description 28
- 239000002699 waste material Substances 0.000 title claims abstract description 16
- 239000010425 asbestos Substances 0.000 claims abstract description 16
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 16
- 210000004907 gland Anatomy 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 229920000742 Cotton Polymers 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of waste rubber cracking device end part of driving shaft sealing structure, including sealing gasket, labyrinth seal stationary ring, labyrinth seal rotating ring, stuffing-box, asbestos, pendular ring, gland, the section of the sealing gasket is toroidal, between cracking cavity wall and labyrinth seal stationary ring, the labyrinth seal stationary ring is fixed on cracking cavity wall by fastening bolt one, the labyrinth seal rotating ring is fixed on power transmission shaft, and it is used cooperatively with labyrinth seal stationary ring, the stuffing-box is fixed on labyrinth seal stationary ring by fastening bolt two, and inside is provided with oil-through-hole road, the asbestos are filled in inside stuffing-box, the pendular ring is placed among asbestos, guide groove is provided with inside it, guide groove aligns with oil-through-hole road, the gland is fixed on stuffing-box by adjustment bolt.This sealing structure has the advantages that high temperature resistant and light abrasion, and its service life length, sealing property is reliable, can effectively solve the problems, such as that current waste rubber cracking device is revealed with cracking cavity junction cracked gas.
Description
Technical field
It the utility model is related to the high-valued utilization technology field of waste old, and in particular to a kind of waste rubber cracking
Device end part of driving shaft sealing structure.
Background technology
Waste rubber cracking device produces the dust such as substantial amounts of alkanes fuel gas and carbon black in cracking process, makes
The pressure rise of intracavitary must be cracked, high temperature makes driving shaft and driven shaft all produce rigidity and hardness decline, increases form error,
Make rotary shaft cause combustible gas to be revealed from gap in the course of the work under gravity, production safety and environment are brought seriously
Threaten.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of novel seal mechanism, can effectively be solved
The problem of current waste rubber cracking device is revealed with cracking cavity junction cracked gas.
In order to realize the purpose, the utility model adopts the following technical scheme that：
A kind of waste rubber cracking device end part of driving shaft sealing structure, including sealing gasket, labyrinth seal stationary ring, labyrinth are close
Rotating ring, stuffing-box, asbestos, pendular ring, gland are sealed, the section of the sealing gasket is toroidal, installed in cracking cavity wall and labyrinth
Between stationary seal ring, the labyrinth seal stationary ring is fixed on cracking cavity wall by fastening bolt one, and the labyrinth seal rotating ring is consolidated
Due on power transmission shaft, and it is used cooperatively with labyrinth seal stationary ring, the stuffing-box is fixed on labyrinth seal by fastening bolt two
Stationary ring, the asbestos are filled in inside stuffing-box, and the pendular ring is placed among asbestos, and the gland is fixed by adjustment bolt
On stuffing-box.
Further, the stuffing-box is provided with oil-through-hole road.
Further, the pendular ring is axially provided with 6 through holes, is circumferentially provided with oil guide groove, and oil guide groove is alignd with oil-through-hole road.
After technical scheme described in the utility model, following beneficial effect is brought：One kind of the present utility model is waste and old
Rubber cracking device end part of driving shaft sealing structure, ensure that waste old machine driving sealing in cracking process is reliable and stable
Property, lubricity is added, reduces mechanical damage and the abrasion of axle, service life length, has good application at good sealing effect
Prospect.
Brief description of the drawings
Fig. 1：Structural representation of the present utility model；
Fig. 2：Breakup of Liquid Ring structural representation；
Fig. 3：Pendular ring structure left view；
Wherein：1st, cavity wall 2, sealing gasket 3, fastening bolt 1, labyrinth seal stationary ring 5, sealing gasket 6, filler are cracked
Letter 7, fastening bolt 28, labyrinth seal rotating ring 9, asbestos 10, pendular ring 11, adjustment bolt 12, gland 13, power transmission shaft
14th, scraper plate 15, sprocket wheel
Embodiment
Specific embodiment of the present utility model is described in further detail with reference to Figure of description.
With reference to shown in Fig. 1, a kind of waste rubber cracking device end part of driving shaft sealing structure, including sealing gasket 2, labyrinth are close
Stationary ring 4, labyrinth seal rotating ring 8, stuffing-box 6, asbestos 9, pendular ring 10, gland 12 are sealed, the section of the sealing gasket 2 is annular
Shape, between cracking cavity wall 1 and labyrinth seal stationary ring 4, the labyrinth seal stationary ring 4 is fixed on by fastening bolt 1
Cavity wall 1 is cracked, the labyrinth seal rotating ring 8 is fixed on power transmission shaft 13, and is used cooperatively with labyrinth seal stationary ring 4, described to fill out
Material letter 6 is fixed on labyrinth seal stationary ring 4 by fastening bolt 27, and the asbestos 9 are filled in inside stuffing-box 6, the pendular ring 10
It is placed among asbestos 9, the gland 12 is fixed on stuffing-box 6 by adjustment bolt 11.
With reference to shown in Fig. 1, the stuffing-box 6 is provided with oil-through-hole road, permanent toward leading to constant pressure lubricating oil in oil-through-hole road during work
Pressure lubricating oil can be full of the oil film that guide groove forms one layer of closing after entering pendular ring 10, and parts of lubricating oil immerses stone by axially extending bore
In cotton, lubricant effect is both added, has reached the purpose of Drain Resistance again.
With reference to shown in Fig. 1 and Fig. 2, the pendular ring 10 is axially provided with 6 through holes, is circumferentially provided with oil guide groove, oil guide groove is with leading to
Align in oilhole road.
A kind of waste rubber cracking device end part of driving shaft sealing structure of the present utility model, operation principle is as follows, sealing
Pad 2 is arranged between cracking cavity wall 1 and labyrinth seal stationary ring 4, and described labyrinth seal stationary ring 4 is fixed by fastening bolt 1
In cracking cavity wall 1, sealing gasket 2 is compressed, forms first of sealing, labyrinth seal rotating ring 8 is fixed on power transmission shaft 13, cracked
Cheng Zhong, power transmission shaft 13 rotate together with labyrinth seal rotating ring 8, and with labyrinth seal stationary ring 4 relative turn occurs for sealing moving sealing ring 8
It is dynamic, second sealing is formed, stuffing-box 6 is fixed on labyrinth seal stationary ring 4 by fastening bolt 27, and stuffing-box 6 is provided with oil-through-hole
Road, during work, lead to constant pressure lubricating oil toward oil-through-hole road, filling asbestos 9 in stuffing-box 6, pendular ring 10, liquid are placed among asbestos 9
Ring 10 is provided with guide groove, and guide groove aligns with oil-through-hole road, and the lubricating oil for being passed through oil-through-hole road enters and is full of the guide groove of pendular ring 10,
One layer of oil sealing is formed, parts of lubricating oil is entered in asbestos by pendular ring circumferential through-hole, both increases lubricity, prevent cracking gas again
Leakage, formed three seals, gland 12 is fixed on stuffing-box 6 by adjustment bolt 11, and asbestos 9 are compressed.
It the foregoing is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of this area
For member, under the premise of the utility model principle is not departed from, various deformation and improvement can also be made, this should also be considered as this reality
With new protection domain.
Claims (3)
1. a kind of waste rubber cracking device end part of driving shaft sealing structure, including sealing gasket (2), labyrinth seal stationary ring (4), fan
Palace moving sealing ring (8), stuffing-box (6), asbestos (9), pendular ring (10), gland (12), it is characterised in that the sealing gasket (2) is cut
Face is toroidal, and between cracking cavity wall (1) and labyrinth seal stationary ring (4), the labyrinth seal stationary ring (4) is by tight
Fixing bolt one (3) is fixed on cracking cavity wall (1), and the labyrinth seal rotating ring (8) is fixed on power transmission shaft (13), and close with labyrinth
Envelope stationary ring (4) is used cooperatively, and the stuffing-box (6) is fixed on labyrinth seal stationary ring (4), the stone by fastening bolt two (7)
Cotton (9) is filled in stuffing-box (6) inside, and the pendular ring (10) is placed among asbestos (9), and the gland (12) is by adjusting spiral shell
Bolt (11) is fixed on stuffing-box (6).
A kind of 2. waste rubber cracking device end part of driving shaft sealing structure according to claim 1, it is characterised in that：Institute
State stuffing-box (6) and be provided with oil-through-hole road.
A kind of 3. waste rubber cracking device end part of driving shaft sealing structure according to claim 1, it is characterised in that：Institute
State pendular ring (10) and be axially provided with 6 through holes, be circumferentially provided with oil guide groove, oil guide groove is alignd with oil-through-hole road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302607.4U CN206802310U (en) | 2017-03-27 | 2017-03-27 | A kind of waste rubber cracking device end part of driving shaft sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302607.4U CN206802310U (en) | 2017-03-27 | 2017-03-27 | A kind of waste rubber cracking device end part of driving shaft sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802310U true CN206802310U (en) | 2017-12-26 |
Family
ID=60730174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720302607.4U Expired - Fee Related CN206802310U (en) | 2017-03-27 | 2017-03-27 | A kind of waste rubber cracking device end part of driving shaft sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261378A (en) * | 2018-11-20 | 2019-01-25 | 中国工程物理研究院总体工程研究所 | Large high-speed geotechnical centrifuge main shaft movable sealing structure |
-
2017
- 2017-03-27 CN CN201720302607.4U patent/CN206802310U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261378A (en) * | 2018-11-20 | 2019-01-25 | 中国工程物理研究院总体工程研究所 | Large high-speed geotechnical centrifuge main shaft movable sealing structure |
| CN109261378B (en) * | 2018-11-20 | 2023-12-22 | 中国工程物理研究院总体工程研究所 | Main shaft dynamic sealing structure of large-scale high-speed geotechnical centrifuge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |