CN208348508U - A kind of screw auger end sealing device - Google Patents
A kind of screw auger end sealing device Download PDFInfo
- Publication number
- CN208348508U CN208348508U CN201820509960.4U CN201820509960U CN208348508U CN 208348508 U CN208348508 U CN 208348508U CN 201820509960 U CN201820509960 U CN 201820509960U CN 208348508 U CN208348508 U CN 208348508U
- Authority
- CN
- China
- Prior art keywords
- sealing
- seal
- screw auger
- seal receptacle
- 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 86
- 125000006850 spacer group Chemical group 0.000 claims abstract description 9
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to a kind of screw auger end sealing devices, including main shaft, preceding end cover, Oil sealing assembly, spacer ring, oil nozzle, screw auger end-rack, seal receptacle, O-ring seal, sealing ring and sealing baffle；The oil nozzle is located on seal receptacle；The main shaft is pierced by from screw auger end-rack；The preceding end cover, seal receptacle, sealing baffle are sequentially sleeved on main shaft；One end of the seal receptacle is fixedly connected with preceding end cover, and the other end of seal receptacle is connect with sealing baffle；With such a structure, which can effectively completely cut off positive/negative-pressure impact and sealing effect more preferably.
Description
Technical field
The utility model relates to grain field more particularly to a kind of screw auger end sealing devices.
Background technique
Screw auger be suitable for feed, milling final-processing with powder workshop section, chemical industry, medicine etc. be similar to flour powdery,
Export equipment under the storehouse of granular material.Conventional seal structure is only twice outside framework oil seal, can not when handling superfine powder
Reach sealing effect, often occurs altering powder phenomenon；When screw auger is applied under storehouse, can exist during discharging in storehouse a certain amount of
Positive pressure has biggish impact to the sealing structure of screw auger shaft end, makes the unbearable positive pressure impact of reinforced seal and alters powder.
Utility model content
The technical problems to be solved in the utility model is to design one kind, solves existing technical problem.
In order to solve the above technical problems, the utility model provides a kind of screw auger end sealing device, including it is main shaft, preceding
End cover, Oil sealing assembly, spacer ring, oil nozzle, screw auger end-rack, seal receptacle, O-ring seal, sealing ring and sealing baffle；Institute
Oil nozzle is stated to be located on seal receptacle；The main shaft is pierced by from screw auger end-rack；The preceding end cover, seal receptacle, sealing gear
Plate is sequentially sleeved on main shaft；One end of the seal receptacle is fixedly connected with preceding end cover, the other end of seal receptacle and sealing
Baffle connection；The sealing baffle is located inside screw auger end-rack；The seal receptacle and the junction of screw auger end-rack are set
There is gasket；The Oil sealing assembly includes the first outside framework oil seal and the second outside framework oil seal；The junction of the seal receptacle and main shaft
Equipped with groove body；The first outside framework oil seal, the second outside framework oil seal and spacer ring are placed in groove body；First outside framework oil seal and the second outside framework oil seal
Between form a cavity, spacer ring is located in the cavity；The seal receptacle and cavity pass through through-hole and oil nozzle on seal receptacle wall
It is connected；Open up fluted on the joint face of the seal receptacle and sealing baffle, inside grooves are installed on O-ring seal and sealing
Ring；The sealing ring is fixed on the side that sealing baffle is contacted with seal receptacle.
Further, the junction of the sealing baffle and main shaft opens up fluted, and O-shaped sealing is installed in the groove body
Circle.
Further, the junction of the main shaft and sealing baffle offers location hole, and it is right therewith that sealing baffle is equipped with
The location nut slot answered；Main shaft is fixedly connected with sealing baffle by location nut.
Further, the sealing ring is 4F sealing ring；The 4F sealing ring is wedge shape, and sealing baffle is equipped with groove, wedge
One end of shape 4F sealing ring is embedded in the groove.
Further, lubricating grease is filled in the cavity of first outside framework oil seal and the second outside framework oil seal.
The utility model has the beneficial effects that with such a structure, which can effectively completely cut off just
Negative pressure impact and sealing effect more preferably.
Detailed description of the invention
Specific embodiment of the present utility model is furtherd elucidate with reference to the accompanying drawing.
Fig. 1 is the cross-sectional view of the screw auger end sealing device of the utility model.
Specific embodiment
In conjunction with Fig. 1, the utility model provides a kind of screw auger end sealing device, including main shaft 1, preceding end cover 2,
Oil sealing assembly, spacer ring 4, oil nozzle 5, screw auger end-rack 7, seal receptacle 8, O-ring seal 9, sealing ring and sealing baffle 11；It is described
Oil nozzle 5 is located on seal receptacle 8；The main shaft 1 is pierced by from screw auger end-rack 7；It is the preceding end cover 2, seal receptacle 8, close
Block plate 11 is sequentially sleeved on main shaft 1；One end of the seal receptacle 8 is fixedly connected with preceding end cover 2, seal receptacle 8 it is another
One end is connect with sealing baffle 11；The sealing baffle 11 is located inside screw auger end-rack 7；The seal receptacle 8 is twisted with spiral
The junction of imperial end-rack 7 is equipped with gasket；The Oil sealing assembly includes the first outside framework oil seal 3 and the second outside framework oil seal 6；It is described close
The junction for sealing seat 8 and main shaft 1 is equipped with groove body；The first outside framework oil seal 3, the second outside framework oil seal 6 and spacer ring 4 are placed in groove body；The
A cavity is formd between one outside framework oil seal 3 and the second outside framework oil seal 6, spacer ring 4 is located in the cavity；The seal receptacle 8 with
Cavity is connected by through-hole on 8 wall of seal receptacle with the oil nozzle 5 outside seal receptacle 8；The company of the seal receptacle 8 and sealing baffle 11
Open up fluted in junction, inside grooves are installed on O-ring seal 9 and sealing ring；The sealing ring is fixed on sealing baffle 11
The side contacted with seal receptacle 8.
The present embodiment is preferred, and the junction of the sealing baffle 11 and main shaft 1 opens up fluted, is installed on O in the groove body
Type sealing ring 9.
The present embodiment is preferred, and the junction of the main shaft 1 and sealing baffle 11 offers location hole, sets on sealing baffle 11
There is corresponding location nut slot；Main shaft 1 is fixedly connected with sealing baffle 11 by location nut.
The present embodiment is preferred, and the sealing ring is 4F sealing ring 10；The 4F sealing ring 10 is wedge shape, and sealing baffle 11 is set
Fluted, one end of wedge-shaped 4F sealing ring 10 is embedded in the groove.
The present embodiment is preferred, is filled with lubricating grease in the cavity of first outside framework oil seal 3 and the second outside framework oil seal 6.
The course of work:
A certain amount of positive/negative-pressure can be produced in auger and transmission process when material is fallen into, auger is during operation, O-shaped close
Seal 9 and sealing baffle 12 are rotated together with main shaft 1.10 side of 4F sealing ring pressed against O-ring 9, the other side and sealing baffle
11 rub during operation, resist material to the frontal impact of shaft end with this, prevent blowby.Separately outside screw auger end-rack 7
Side increases twice outside framework oil seal, to guarantee being absolutely sealed for thin material.
Elaborate many details in the above description in order to fully understand the utility model.But above description
It is only the preferred embodiment of the utility model, the utility model can be come with being much different from other way described herein
Implement, therefore the utility model is not limited by specific implementation disclosed above.Any those skilled in the art exist simultaneously
It does not depart under technical solutions of the utility model ambit, it is all practical new to this using the methods and technical content of the disclosure above
Type technical solution makes many possible changes and modifications or equivalent example modified to equivalent change.It is all without departing from this
The content of utility model technical solution any is simply repaired according to the technical essence of the utility model is made to the above embodiment
Change, equivalent variations and modification, in the range of still falling within technical solutions of the utility model protection.
Claims (5)
1. a kind of screw auger end sealing device, it is characterised in that: including main shaft (1), preceding end cover (2), Oil sealing assembly, every
Enclose (4), oil nozzle (5), screw auger end-rack (7), seal receptacle (8), O-ring seal (9), sealing ring and sealing baffle (11)；Institute
Oil nozzle (5) is stated to be located on seal receptacle (8)；The main shaft (1) is pierced by from screw auger end-rack (7)；The preceding end cover
(2), seal receptacle (8), sealing baffle (11) are sequentially sleeved on main shaft (1)；One end of the seal receptacle (8) and preceding end cover
(2) it is fixedly connected, the other end of seal receptacle (8) is connect with sealing baffle (11)；The sealing baffle (11) is located at screw auger
End-rack (7) is internal；The junction of the seal receptacle (8) and screw auger end-rack (7) is equipped with gasket；The Oil sealing assembly packet
Include the first outside framework oil seal (3) and the second outside framework oil seal (6)；The junction of the seal receptacle (8) and main shaft (1) is equipped with groove body；Slot
The first outside framework oil seal (3), the second outside framework oil seal (6) and spacer ring (4) are placed in body；First outside framework oil seal (3) and the second skeleton oil
A cavity is formd between envelope (6), spacer ring (4) is located in the cavity；The seal receptacle (8) and cavity pass through seal receptacle (8)
The through-hole oil nozzle (5) external with seal receptacle (8) is connected on wall；It is opened on the seal receptacle (8) and the joint face of sealing baffle (11)
Equipped with groove, inside grooves are installed on O-ring seal (9) and sealing ring；The sealing ring be fixed on sealing baffle (11) with it is close
Seal the side of seat (8) contact.
2. screw auger end sealing device according to claim 1, it is characterised in that: the sealing baffle (11) and main shaft
(1) junction opens up fluted, and O-ring seal (9) are installed in the groove body.
3. screw auger end sealing device according to claim 1, it is characterised in that: the main shaft (1) and sealing baffle
(11) junction offers location hole, and sealing baffle (11) is equipped with corresponding location nut slot；Main shaft (1) and sealing
Baffle (11) is fixedly connected by location nut.
4. screw auger end sealing device according to claim 1, it is characterised in that: the sealing ring is 4F sealing ring
(10)；The 4F sealing ring (10) is wedge shape, and sealing baffle (11) is equipped with groove, and one end insertion of wedge-shaped 4F sealing ring (10) should
In groove.
5. screw auger end sealing device according to claim 1, it is characterised in that: first outside framework oil seal (3) and
Lubricating grease is filled in the cavity of second outside framework oil seal (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820509960.4U CN208348508U (en) | 2018-04-11 | 2018-04-11 | A kind of screw auger end sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820509960.4U CN208348508U (en) | 2018-04-11 | 2018-04-11 | A kind of screw auger end sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348508U true CN208348508U (en) | 2019-01-08 |
Family
ID=64886300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820509960.4U Expired - Fee Related CN208348508U (en) | 2018-04-11 | 2018-04-11 | A kind of screw auger end sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844486A (en) * | 2019-11-27 | 2020-02-28 | 哈尔滨联科自动化技术开发有限公司 | Auger space isolation dust prevention device and isolation method |
-
2018
- 2018-04-11 CN CN201820509960.4U patent/CN208348508U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844486A (en) * | 2019-11-27 | 2020-02-28 | 哈尔滨联科自动化技术开发有限公司 | Auger space isolation dust prevention device and isolation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 |