CN207393548U - The seal oil component of Horizontal chemical engineering centrifugal pump - Google Patents
The seal oil component of Horizontal chemical engineering centrifugal pump Download PDFInfo
- Publication number
- CN207393548U CN207393548U CN201721197531.XU CN201721197531U CN207393548U CN 207393548 U CN207393548 U CN 207393548U CN 201721197531 U CN201721197531 U CN 201721197531U CN 207393548 U CN207393548 U CN 207393548U
- Authority
- CN
- China
- Prior art keywords
- ring
- catch tray
- chemical engineering
- centrifugal pump
- oil component
- 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
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- Sealing Of Bearings (AREA)
Abstract
The utility model is related to the seal oil components of Horizontal chemical engineering centrifugal pump.Bearing gland end is equipped with seal oil component, seal oil component is equipped with catch tray, rotating ring, stationary ring successively from rolling bearing side, catch tray is ring-shaped structure, sandwiched ring-type collecting tank among catch tray, catch tray is equipped with return port close to rolling bearing side, is wrapped outside rotating ring by stationary ring side wall.The utility model sealing effect is good, prevents the oil seepage problem of Horizontal chemical engineering centrifugal pump, and not only environmental protection but also saving maintenance cost, have ensured pump housing reliability of operation.
Description
Technical field
The utility model is related to Horizontal chemical engineerings to centrifuge pump technical field, and in particular to the lubricating oil of Horizontal chemical engineering centrifugal pump is close
Sealing assembly.
Background technology
It is well known that the rolling bearing on Horizontal chemical engineering centrifugal pump bearing babinet, generally use oil lubrication, in axial direction
Sealing generally use labyrinth type (or slot sealing) structure.Since requirement of the chemical industry to pump is more and more harsher, it is desirable that pump
Axial seal zero leakage, therefore, the problems such as leakage of oil of labyrinth sealing, is just exposed.
As seen from Figure 1, original pump shaft seal oil is slot sealing structure, is reserved between axis and the through hole of bearing cap
The gap that radius clearance is about 0.1-0.3mm.Vehicle goes out annular groove in the through hole of bearing cap, fills lubricating grease etc. in slot, plays
Sealing effect.Lubricating oil can usually be leaked out from the gap of pump shaft and bearing cap in actual motion.It is in view of the above problems, right
The lubricating oil sealing structure of existing pump shaft is improved, and ensures lubricating oil operation or shut down not leak completely.
The content of the invention
The purpose of this utility model is that solving the above problems, a kind of Horizontal chemical engineering centrifugal pump of good seal performance is provided
Seal oil component.
To solve the above-mentioned problems, the technical solution adopted in the utility model is as follows：
The seal oil component of Horizontal chemical engineering centrifugal pump, Horizontal chemical engineering centrifugal pump include the rolling on pump shaft 1, pump shaft 1
Bearing gland 3 outside bearing 2, rolling bearing 2, which is characterized in that 3 end of bearing gland is equipped with seal oil component, institute
It states seal oil component and is equipped with catch tray 4, rotating ring 5, stationary ring 6 successively from 2 side of rolling bearing, the catch tray 4 is annular shape
Structure, 4 intermediate sandwiched ring-type collecting tank 7 of catch tray, catch tray 4 are equipped with return port 8, return port 8 and collection close to 2 side of rolling bearing
Liquid bath 7 connects, and is wrapped outside the rotating ring 5 by 6 side wall of stationary ring.
The optimization of the utility model, 5 both sides of rotating ring are respectively equipped with flange 51, and left side flange stretches into catch tray 4, side flange
Stretch into stationary ring 6.
Further, O-ring seal 9 there are two being set in 5 centre bore of rotating ring.
Further, 5 outside of rotating ring is moved with being set on the stationary ring 6 of 6 side wall junction of stationary ring there are two the first floating O-ring 10
It is set on ring 5 there are one the second floating O-ring 11, the second floating O-ring 11 is between two the first floating O-rings 10.
Further, catch tray 4 and 4 side wall of catch tray of 3 junction of bearing gland are equipped with the first static O-ring 12, quiet
Ring 6 and 6 side wall of stationary ring of 3 junction of bearing gland are equipped with the second static O-ring 13.
The beneficial effects of the utility model are：
Collecting tank collects the lubricating oil that rolling bearing is got rid of up, and returns to rolling bearing by backflash, and backflash will
Towards rolling bearing, flow back convenient for lubricating oil.
Rotating ring and stationary ring are one complete whole, and the full symmetric formula design in rotating ring section solves shaking under rotating at a high speed
It is dynamic.
The utility model sealing effect is good, prevents the oil seepage problem of Horizontal chemical engineering centrifugal pump, not only environmental protection but also
Maintenance cost is saved, has ensured pump housing reliability of operation.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the seal oil component of prior art Horizontal chemical engineering centrifugal pump；
Fig. 2 is the structure diagram of the seal oil component of Horizontal chemical engineering centrifugal pump described in the utility model；
Reference sign：It is pump shaft -1, rolling bearing -2, bearing gland -3, catch tray -4, rotating ring -5, flange -51, quiet
Ring -6, collecting tank -7, return port -8, O-ring seal -9, the first floating O-ring -10, the second floating O-ring -11, first are static
O-ring -12, the second static O-ring -13.
Specific embodiment
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Refering to shown in Figure of description 2, the seal oil component of Horizontal chemical engineering centrifugal pump, Horizontal chemical engineering centrifugal pump includes
The bearing gland 3 outside rolling bearing 2, rolling bearing 2 on pump shaft 1, pump shaft 1, which is characterized in that 3 end of bearing gland is set
There is seal oil component, the seal oil component is equipped with catch tray 4, rotating ring 5, stationary ring 6 successively from 2 side of rolling bearing,
The catch tray 4 is ring-shaped structure, and 4 intermediate sandwiched ring-type collecting tank 7 of catch tray, catch tray 4 is equipped with close to 2 side of rolling bearing
Return port 8, return port 8 are connected with collecting tank 7, are wrapped outside the rotating ring 5 by 6 side wall of stationary ring.
The optimization of the utility model, 5 both sides of rotating ring are respectively equipped with flange 51, and left side flange stretches into catch tray 4, side flange
Stretch into stationary ring 6.
Further, O-ring seal 9 there are two being set in 5 centre bore of rotating ring.
Further, 5 outside of rotating ring is moved with being set on the stationary ring 6 of 6 side wall junction of stationary ring there are two the first floating O-ring 10
It is set on ring 5 there are one the second floating O-ring 11, the second floating O-ring 11 is between two the first floating O-rings 10.
Further, catch tray 4 and 4 side wall of catch tray of 3 junction of bearing gland are equipped with the first static O-ring 12, quiet
Ring 6 and 6 side wall of stationary ring of 3 junction of bearing gland are equipped with the second static O-ring 13.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, retouching in above embodiments and description
State the preference of only the utility model, the utility model and from the limitation of above-mentioned preference is not departing from the utility model
On the premise of spirit and scope, the utility model can also have various changes and modifications, these changes and improvements both fall within this practicality
In new claimed scope.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. the seal oil component of Horizontal chemical engineering centrifugal pump, Horizontal chemical engineering centrifugal pump includes pump shaft（1）, pump shaft（1）On rolling
Dynamic bearing（2）, rolling bearing（2）External bearing gland（3）, which is characterized in that bearing gland（3）It is close that end is equipped with lubricating oil
Sealing assembly, the seal oil component is from rolling bearing（2）Side is equipped with catch tray successively（4）, rotating ring（5）, stationary ring（6）, institute
State catch tray（4）For ring-shaped structure, catch tray（4）Intermediate sandwiched ring-type collecting tank（7）, catch tray（4）Close to rolling bearing
（2）Side is equipped with return port（8）, return port（8）With collecting tank（7）Connection, the rotating ring（5）Outside is by stationary ring（6）Side wall wraps up
It is fixed.
2. the seal oil component of Horizontal chemical engineering centrifugal pump according to claim 1, which is characterized in that rotating ring（5）Two
Side is respectively equipped with flange（51）, left side flange stretches into catch tray（4）, side flange stretches into stationary ring（6）.
3. the seal oil component of Horizontal chemical engineering centrifugal pump according to claim 1, which is characterized in that rotating ring（5）In
O-ring seal there are two being set in heart hole（9）.
4. the seal oil component of Horizontal chemical engineering centrifugal pump according to claim 1, which is characterized in that rotating ring（5）Outside
Portion and stationary ring（6）The stationary ring of side wall junction（6）On set there are two the first floating O-ring（10）, rotating ring（5）On set that there are one the
Two floating O-rings（11）, the second floating O-ring（11）In two the first floating O-rings（10）Between.
5. the seal oil component of Horizontal chemical engineering centrifugal pump according to claim 1, which is characterized in that catch tray（4）
With bearing gland（3）The catch tray of junction（4）Side wall is equipped with the first static O-ring（12）, stationary ring（6）With bearing gland
（3）The stationary ring of junction（6）Side wall is equipped with the second static O-ring（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721197531.XU CN207393548U (en) | 2017-09-19 | 2017-09-19 | The seal oil component of Horizontal chemical engineering centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721197531.XU CN207393548U (en) | 2017-09-19 | 2017-09-19 | The seal oil component of Horizontal chemical engineering centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207393548U true CN207393548U (en) | 2018-05-22 |
Family
ID=62404413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721197531.XU Expired - Fee Related CN207393548U (en) | 2017-09-19 | 2017-09-19 | The seal oil component of Horizontal chemical engineering centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207393548U (en) |
-
2017
- 2017-09-19 CN CN201721197531.XU patent/CN207393548U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |