CN208281157U - A kind of mechanical seal of pump shaft structure - Google Patents
A kind of mechanical seal of pump shaft structure Download PDFInfo
- Publication number
- CN208281157U CN208281157U CN201820761576.3U CN201820761576U CN208281157U CN 208281157 U CN208281157 U CN 208281157U CN 201820761576 U CN201820761576 U CN 201820761576U CN 208281157 U CN208281157 U CN 208281157U
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- ring
- pump shaft
- stationary
- spring
- seat
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- Mechanical Sealing (AREA)
Abstract
The utility model provides a kind of mechanical seal of pump shaft structure, including pump shaft, stationary seat, stationary ring, seal washer and connection ring, stationary ring is arranged inside stationary seat, and extend to stationary seat right end, stationary ring mounted inside has seal washer, seal washer left end is provided with connection ring, connection ring is mounted on inside stationary ring, stationary seat and stationary ring are installed on the outside of pump shaft, seal washer and connection ring are each attached on pump shaft, the design prevents from wearing between stationary ring and rotating ring, and then effectively extend the service life of stationary ring and rotating ring, the utility model is structurally reasonable, stability is good, improve service life.
Description
Technical field
The utility model is a kind of mechanical seal of pump shaft structure, belongs to pump shaft technical field.
Background technique
In pump manufacturing industry, mechanical seal structure is set on pump shaft quite extensively, mechanical seal structure is by a pair
Or several end faces to vertically sliding opposite with axis work keep being bonded under the elastic force or magneticaction of Fluid pressure and compensation mechanism,
And it is equipped with auxiliary seal and reaches the axle envelope effect of Drain Resistance.
Existing pump shaft seal structure by spring elastic force make rotating ring always with stationary ring contact squeeze, to reach sealing
Purpose relatively rotated due to existing between rotating ring and stationary ring but in pump shaft rotation process, therefore under extruding force effect,
Stationary ring and rotating ring are easy to produce abrasion between each other, and prolonged abrasion easily reduces the service life of stationary ring and rotating ring.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of mechanical seal of pump shaft structure, with solution
Certainly the problems mentioned above in the background art, the utility model is structurally reasonable, and stability is good, improves service life.
To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of pump shaft machinery is close
Seal structure, including pump shaft, anti-wear component, rotor and pressing body are equipped with anti-wear component on the pump shaft, described anti-
Wear assembly right end is equipped with rotor, and the rotor right end is fixed with pressing body, and the rotor and pressing body are all provided with
It sets on pump shaft, the anti-wear component includes stationary seat, stationary ring, seal washer and connection ring, and the stationary ring is arranged quiet
Inside ring seat, and stationary seat right end is extended to, the stationary ring mounted inside has seal washer, and the seal washer left end is provided with
Connection ring, the connection ring are mounted on inside stationary ring, and the stationary seat and stationary ring are installed on the outside of pump shaft, the gasket
Circle and connection ring are each attached on pump shaft.
Further, the stationary seat and stationary ring are each attached on the pump housing, and the rotor includes rotating ring and rotating ring
Seat, and rotating seat is assemblied on pump shaft, and rotating ring is mounted on pump shaft, and rotating ring is arranged inside rotating seat, and rotating ring left end
Extend rotating seat, and rotating ring is mounted on seal washer right end.
Further, the pressing body includes spring base and spring, and spring base is fixed on pump shaft, and in spring base
Spring is provided in portion's right wall, and spring base is extended in spring left end, and spring left end is fixed with rotating seat, and spring wrap exists
On the outside of pump shaft, and rotating seat is connected with spring base by spring, and spring is in compressive state.
Further, the seal washer left end is provided with viscose glue, and viscose glue is fixed on connection ring right end, the gasket
Circle is connected by viscose glue with connection ring.
Further, the connection ring outer end is fixed with bearing, and bearing is arranged inside stationary ring, and the connection ring passes through
Bearing is connected with stationary ring.
The utility model has the beneficial effects that a kind of mechanical seal of pump shaft structure of the utility model, the utility model pass through
Increase stationary seat, stationary ring, seal washer and connection ring, which makes rotor and seal washer always using the elastic force of spring
It is kept in contact squeezed state, thus realize sealing function, since seal washer and connection ring are each attached on pump shaft, therefore pump shaft
When rotation, seal washer and connection ring rotate together with rotor, so that the rotating ring reduced on stationary ring and rotor is sent out
The problem of raw abrasion, and then effectively extend the service life of stationary ring and rotating ring, solve existing pump shaft seal structure according to
By the elastic force of spring make rotating ring always with stationary ring contact squeeze, to achieve the purpose that sealing, but in pump shaft rotation process,
It is relatively rotated due to existing between rotating ring and stationary ring, therefore under extruding force effect, stationary ring and rotating ring are easy to produce mill between each other
Damage, prolonged the problem of wearing the service life for easily reducing stationary ring and rotating ring.
Because pressing body includes spring and spring base, which makes to begin between rotating ring and seal washer using the elastic force of spring
It is in the state of contact squeeze eventually, and then realizes sealing function, because increasing bearing, convenient for connection ring rotation, this is practical for the design
New structure is reasonable, and stability is good, improves service life.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of mechanical seal of pump shaft structure of the utility model；
Fig. 2 is the schematic diagram of anti-wear component in a kind of mechanical seal of pump shaft structure of the utility model；
In figure: the anti-wear component of 1- pump shaft, 2-, 3- rotor, 4- pressing body, 21- stationary seat, 22- stationary ring, 23- sealing
Washer, 24- connection ring.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of mechanical seal of pump shaft structure, including pump
Axis 1, anti-wear component 2, rotor 3 and pressing body 4 are equipped with anti-wear component 2, anti-wear 2 right end of component dress on pump shaft 1
Equipped with rotor 3,3 right end of rotor is fixed with pressing body 4, and rotor 3 and pressing body 4 are arranged on pump shaft 1.
Anti-wear component 2 includes stationary seat 21, stationary ring 22, seal washer 23 and connection ring 24, and stationary ring 22 is arranged quiet
Inside ring seat 21, and 21 right end of stationary seat is extended to, 22 mounted inside of stationary ring has seal washer 23, the setting of 23 left end of seal washer
There is connection ring 24, connection ring 24 is mounted on inside stationary ring 22, and stationary seat 21 and stationary ring 22 are installed in 1 outside of pump shaft, sealing
Washer 23 and connection ring 24 are each attached on pump shaft 1, are worn between the anti-locating snap ring of the design and stationary ring 22, and then effectively
The service life for extending rotating ring and stationary ring 22.
Stationary seat 21 and stationary ring 22 are each attached on the pump housing, and rotor 3 includes rotating ring and rotating seat, and rotating seat fills
It fits on pump shaft 1, and rotating ring is mounted on pump shaft 1, and rotating ring is arranged inside rotating seat, and rotating ring is extended in rotating ring left end
Seat, and rotating ring is mounted on 23 right end of seal washer, pressing body 4 includes spring base and spring, and spring base is fixed on pump shaft 1
On, and it is provided with spring in right wall inside spring base, and spring base is extended in spring left end, and spring left end is fixed with rotating ring
Seat, and spring wrap is in the outside of pump shaft 1, and rotating seat is connected with spring base by spring, and spring is in compressive state, sealing
23 left end of washer is provided with viscose glue, and viscose glue is fixed on 24 right end of connection ring, and seal washer 23 passes through viscose glue and 24 phase of connection ring
Connection, 24 outer end of connection ring is fixed with bearing, and bearing is arranged inside stationary ring 22, and connection ring 24 passes through bearing and 22 phase of stationary ring
Connection.
Specific embodiment: it in progress in use, staff checks the utility model first, checks whether and deposits
In defect, it can not just carry out using if there is defect, need that maintenance personal is notified to repair at this time, if do not deposited
It is can be carried out if problem using in use, since rotating seat is connected by spring with spring base, and spring is in compression
State, therefore spring generates extruding force to the left to rotating seat, the rotating ring on rotating seat under the action of extruding force always with sealing
Washer 23 is close to, and since 22 mounted inside of stationary ring has seal washer 23, therefore realizes the sealing between rotating ring and stationary ring, stationary seat 21
And stationary ring 22 remains static always, when pump shaft 1 rotate when, pump shaft 1 rotate and meanwhile drive rotating seat, rotating ring, spring with
And spring base rotation, and since seal washer 23 and connection ring 24 are each attached on pump shaft 1, and connection ring 24 by bearing with
Stationary ring 22 is connected, thus pump shaft 1 rotation simultaneously drive seal washer 23 and connection ring 24 rotation, at this time seal washer 23 and
Connection ring 24 rotates simultaneously with rotating ring, therefore seal washer 23 and rotating ring will not generate abrasion between each other, and due to connection ring
Extruding force is not present between 24 and stationary ring 22, therefore connection ring 24 produces relative rotation with stationary ring 22 while will not produce between each other
Raw abrasion, and then the service life of stationary ring 22 and rotating ring is effectively extended, which solves existing shaft seal knot
Structure rotated rotating ring with stationary ring contact squeeze, to achieve the purpose that sealing, but in pump shaft always by the elastic force of spring
Cheng Zhong is relatively rotated due to existing between rotating ring and stationary ring, therefore under extruding force effect, stationary ring and rotating ring are easy to produce between each other
Raw abrasion, prolonged the problem of wearing the service life for easily reducing stationary ring and rotating ring.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of mechanical seal of pump shaft structure, including pump shaft (1), anti-wear component (2), rotor (3) and pressing body (4),
It is characterized by: being equipped with anti-wear component (2) on the pump shaft (1), anti-wear component (2) right end is equipped with rotor
(3), rotor (3) right end is fixed with pressing body (4), and the rotor (3) and pressing body (4) are arranged at pump shaft
(1) on；
The anti-wear component (2) includes stationary seat (21), stationary ring (22), seal washer (23) and connection ring (24), described
Stationary ring (22) setting is internal in stationary seat (21), and extends to stationary seat (21) right end, and stationary ring (22) mounted inside has close
Seal washer (23), seal washer (23) left end are provided with connection ring (24), and the connection ring (24) is mounted on stationary ring (22)
Inside, the stationary seat (21) and stationary ring (22) are installed on the outside of pump shaft (1), the seal washer (23) and connection ring
(24) it is each attached on pump shaft (1).
2. a kind of mechanical seal of pump shaft structure according to claim 1, it is characterised in that: the stationary seat (21) and quiet
Ring (22) is each attached on the pump housing, and the rotor (3) includes rotating ring and rotating seat, and rotating seat is assemblied on pump shaft (1),
And rotating ring is mounted on pump shaft (1), and rotating ring is arranged inside rotating seat, and rotating seat is extended in rotating ring left end, and rotating ring is pacified
Mounted in seal washer (23) right end.
3. a kind of mechanical seal of pump shaft structure according to claim 1, it is characterised in that: the pressing body (4) includes bullet
Spring abutment and spring, and spring base is fixed on pump shaft (1), and is provided with spring, and spring left end in right wall inside spring base
Extend spring base, and spring left end is fixed with rotating seat, and spring wrap is on the outside of pump shaft (1), and rotating seat and spring base
It is connected by spring, and spring is in compressive state.
4. a kind of mechanical seal of pump shaft structure according to claim 1, it is characterised in that: seal washer (23) left end
It is provided with viscose glue, and viscose glue is fixed on connection ring (24) right end, the seal washer (23) passes through viscose glue and connection ring (24) phase
Connection.
5. a kind of mechanical seal of pump shaft structure according to claim 1, it is characterised in that: connection ring (24) outer end is solid
Surely there is bearing, and bearing setting is internal in stationary ring (22), the connection ring (24) is connected by bearing with stationary ring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820761576.3U CN208281157U (en) | 2018-05-21 | 2018-05-21 | A kind of mechanical seal of pump shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820761576.3U CN208281157U (en) | 2018-05-21 | 2018-05-21 | A kind of mechanical seal of pump shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208281157U true CN208281157U (en) | 2018-12-25 |
Family
ID=64729120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820761576.3U Active CN208281157U (en) | 2018-05-21 | 2018-05-21 | A kind of mechanical seal of pump shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208281157U (en) |
-
2018
- 2018-05-21 CN CN201820761576.3U patent/CN208281157U/en active Active
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