CN205605836U - Machinery shaft seal structure - Google Patents
Machinery shaft seal structure Download PDFInfo
- Publication number
- CN205605836U CN205605836U CN201620421664.XU CN201620421664U CN205605836U CN 205605836 U CN205605836 U CN 205605836U CN 201620421664 U CN201620421664 U CN 201620421664U CN 205605836 U CN205605836 U CN 205605836U
- Authority
- CN
- China
- Prior art keywords
- end cover
- seal structure
- ring
- hand member
- oil
- 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
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- Sealing Of Bearings (AREA)
- Sealing Devices (AREA)
Abstract
The utility model discloses a machinery shaft seal structure, including a main shaft, both sides are equipped with the bearing about the main shaft left end, the bearing outside is equipped with the casing, the casing right side is equipped with the end cover, the end cover right -hand member is equipped with the end cover, the end cover is equipped with rubber packing pad with the end cover junction, the end cover left end is equipped with an album oil ring, the end cover left side is equipped with the axle sleeve, the axle sleeve lower extreme is equipped with the disc, the inside bearing seal hole that is equipped with of cavity that forms between axle sleeve and the end cover, the end cover right -hand member is equipped with the external seal circle, external seal circle right -hand member is equipped with the slip cap body, slip cap sinistron side is equipped with dustproof sealing ring, the dustproof sealing ring left side is equipped with compression spring, the compression spring left side is equipped with seals the oil seal circle. The utility model discloses a rubber packing pad, outer sealing device, dustproof sealing ring and the setting of sealing the oil seal circle have prevented the entering and the oil leak phenomenon of dust effectively, have strengthened shaft seal structure's leakproofness, have increased shaft seal structure's life.
Description
Technical field
This utility model relates to a kind of axle envelope equipment, specifically a kind of mechanical shaft seal structure.
Background technology
Decelerator is the most common a kind of mechanical driving device, and it plays coupling rotating speed and the effect of transmission torque between prime mover and working machine or actuator.Current reducer structure generally includes casing, and rotary shaft, input gear, rotary shaft end-blocking lid, output gear, output shaft and output shaft end-blocking cover, they successively transmission complete speed-down action.It is provided with axle envelope between axle end-blocking lid and input/shaft；And axle leak sealing oil is bad problem common in current decelerator, one occurs axle leak sealing oil to need to change timely oil sealing.The reason causing axle leak sealing oil is varied, relatively common reason includes that axle envelope (sealing ring) wear and tear or the grease accumulation reason such as at axle envelope during life-time service, all can easily cause and produce Leakage at the axle envelope of decelerator input/shaft.Current decelerator once occurs that axle seals Leakage, then need to change axle envelope；And need when changing axle envelope to disintegrate reductor, pull down shaft coupling, take out reductor shaft end-blocking lid, then change axle envelope, and reinstall；This makes to change axle and seals that the workload of this process is big, wastes time and energy.
Utility model content
The purpose of this utility model is to provide a kind of mechanical shaft seal structure, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
nullA kind of mechanical shaft seal structure，Including main shaft，The described upper and lower both sides of main shaft left end are provided with bearing，It is provided with housing outside described bearing，It is provided with end cap on the right side of described housing，Described end cap right-hand member is provided with end cover，Described end cover is connected with end cap by bolt，Described end cap and end cover junction are provided with rubber gasket，Described end cover left end is provided with oil collecting ring，It is provided with axle sleeve on the left of described end cover，It is provided with groove on the left of described oil collecting ring，Described groove is located at the right-hand member of axle sleeve，Described axle sleeve lower end is provided with disc，The cavity inside formed between described axle sleeve and end cover is provided with axle sealing of hole，It is provided with lip packing on the right side of described axle sealing of hole，Described end cover right-hand member is provided with exterior seal ring，Described exterior seal ring right-hand member is provided with slip body，It is connected by Limit screw between described exterior seal ring with slip body，It is provided with dust-proof seal ring on the left of described slip body，It is provided with compression spring on the left of described dust-proof seal ring，Oil sealing sealing ring it is provided with on the left of described compression spring.
As further program of the utility model: described oil collecting ring upper end is provided with oil trap.
As further program of the utility model: described exterior seal ring and slip body junction are provided with sealing ring.
As this utility model further scheme: be cased with pretension compression spring outside described Limit screw.
nullCompared with prior art，The beneficial effects of the utility model are: a kind of mechanical shaft seal structure，Including main shaft，End cap and end cover junction are provided with rubber gasket，Effectively increase the sealing of shaft seal structure，Add the service life of instrument，It is provided with lip packing on the right side of axle sealing of hole，It is effectively prevented the oil within shaft seal structure to leak out，Eliminate the oil leakage phenomenon of shaft seal structure，End cover right-hand member is provided with exterior seal ring，Shaft seal structure is carried out secondary seal，It is effectively prevented oil leakage phenomenon，Exterior seal ring right-hand member is provided with slip body，It is connected by Limit screw between exterior seal ring with slip body，It is provided with dust-proof seal ring on the left of slip body，Compression spring it is provided with on the left of dust-proof seal ring，Oil sealing sealing ring it is provided with on the left of compression spring，Dust is prevented to enter into inside shaft seal structure，Thus damage shaft seal structure，Strengthen the sealing of shaft seal structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of mechanical shaft seal structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，In this utility model embodiment，A kind of mechanical shaft seal structure，Including main shaft 1，The upper and lower both sides of described main shaft 1 left end are provided with bearing 2，It is provided with housing 3 outside described bearing 2，It is provided with end cap 4 on the right side of described housing 3，Described end cap 4 right-hand member is provided with end cover 5，Described end cover 5 is connected with end cap 4 by bolt 6，It is provided with rubber gasket 7 between described end cover 5 and end cap 4，Effectively increase the sealing of shaft seal structure，Add the service life of instrument，Described end cover 5 left end is provided with oil collecting ring 8，Described oil collecting ring 8 upper end is provided with oil trap，It is provided with axle sleeve 9 on the left of described end cover 5，It is provided with groove 10 on the left of described oil collecting ring 8，Described groove 10 is located at the right-hand member of axle sleeve 9，Described axle sleeve 9 lower end is provided with disc 11，The cavity inside formed between described axle sleeve 9 and end cover 5 is provided with axle sealing of hole 12，It is provided with lip packing 13 on the right side of described axle sealing of hole 12，It is effectively prevented the oil within shaft seal structure to leak out，Eliminate the oil leakage phenomenon of shaft seal structure，Described end cover 5 right-hand member is provided with exterior seal ring 14，Shaft seal structure is carried out secondary seal，It is effectively prevented oil leakage phenomenon，Described exterior seal ring 14 right-hand member is provided with slip body 15，It is connected by Limit screw 16 between described exterior seal ring 14 and slip body 15，Described Limit screw 16 is outside is cased with pretension compression spring，Described exterior seal ring 14 is provided with sealing ring with slip body 15 junction，It is provided with dust-proof seal ring 17 on the left of described slip body 15，It is provided with compression spring 18 on the left of described dust-proof seal ring 17，It is provided with oil sealing sealing ring 19 on the left of described compression spring 18，Dust is prevented to enter into inside shaft seal structure，Thus damage shaft seal structure，Strengthen the sealing of shaft seal structure.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in this utility model.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (4)
- null1. a mechanical shaft seal structure，Including main shaft (1)，It is characterized in that，The upper and lower both sides of described main shaft (1) left end are provided with bearing (2)，Described bearing (2) outside is provided with housing (3)，Described housing (3) right side is provided with end cap (4)，Described end cap (4) right-hand member is provided with end cover (5)，Described end cover (5) is connected with end cap (4) by bolt (6)，Described end cap (4) and end cover (5) junction are provided with rubber gasket (7)，Described end cover (5) left end is provided with oil collecting ring (8)，Described end cover (5) left side is provided with axle sleeve (9)，Described oil collecting ring (8) left side is provided with groove (10)，Described groove (10) is located at the right-hand member of axle sleeve (9)，Described axle sleeve (9) lower end is provided with disc (11)，The cavity inside formed between described axle sleeve (9) and end cover (5) is provided with axle sealing of hole (12)，Described axle sealing of hole (12) right side is provided with lip packing (13)，Described end cover (5) right-hand member is provided with exterior seal ring (14)，Described exterior seal ring (14) right-hand member is provided with slip body (15)，It is connected by Limit screw (16) between described exterior seal ring (14) with slip body (15)，Described slip body (15) left side is provided with dust-proof seal ring (17)，Described dust-proof seal ring (17) left side is provided with compression spring (18)，Described compression spring (18) left side is provided with oil sealing sealing ring (19).
- A kind of mechanical shaft seal structure the most according to claim 1, it is characterised in that described oil collecting ring (8) upper end is provided with oil trap.
- A kind of mechanical shaft seal structure the most according to claim 1, it is characterised in that described exterior seal ring (14) and slip body (15) junction are provided with sealing ring.
- A kind of mechanical shaft seal structure the most according to claim 1, it is characterised in that described Limit screw (16) is outside is cased with pretension compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620421664.XU CN205605836U (en) | 2016-05-11 | 2016-05-11 | Machinery shaft seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620421664.XU CN205605836U (en) | 2016-05-11 | 2016-05-11 | Machinery shaft seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205605836U true CN205605836U (en) | 2016-09-28 |
Family
ID=56966091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620421664.XU Expired - Fee Related CN205605836U (en) | 2016-05-11 | 2016-05-11 | Machinery shaft seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205605836U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626359A (en) * | 2018-03-28 | 2018-10-09 | 江苏泰隆减速机股份有限公司 | The three-in-one sealing device of axis |
| CN108730353A (en) * | 2018-07-17 | 2018-11-02 | 安徽南方化工泵业有限公司 | A kind of high-performance dust-proof machine sealing structure |
| CN113666068A (en) * | 2021-08-20 | 2021-11-19 | 兖矿东华重工有限公司 | Belt conveyor self-moving tail direction-changing roller base and belt conveyor self-moving tail |
-
2016
- 2016-05-11 CN CN201620421664.XU patent/CN205605836U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626359A (en) * | 2018-03-28 | 2018-10-09 | 江苏泰隆减速机股份有限公司 | The three-in-one sealing device of axis |
| CN108730353A (en) * | 2018-07-17 | 2018-11-02 | 安徽南方化工泵业有限公司 | A kind of high-performance dust-proof machine sealing structure |
| CN113666068A (en) * | 2021-08-20 | 2021-11-19 | 兖矿东华重工有限公司 | Belt conveyor self-moving tail direction-changing roller base and belt conveyor self-moving tail |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170511 |