CN209705274U - A kind of mechanical shaft seal of the pump housing - Google Patents
A kind of mechanical shaft seal of the pump housing Download PDFInfo
- Publication number
- CN209705274U CN209705274U CN201920438131.6U CN201920438131U CN209705274U CN 209705274 U CN209705274 U CN 209705274U CN 201920438131 U CN201920438131 U CN 201920438131U CN 209705274 U CN209705274 U CN 209705274U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- ring
- protruding portion
- stationary
- additionally provided
- 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.)
- Active
Links
Landscapes
- Mechanical Sealing (AREA)
Abstract
The utility model discloses a kind of mechanical shaft seals of pump housing, are related to Sealing used for pump field.Including axle sleeve, stationary ring, rotating ring and spring, rotating seat is equipped with a first sleeve, and rotating ring is equipped with a second sleeve, and 3rd sleeve is equipped between first sleeve and second sleeve；The both ends of 3rd sleeve are respectively equipped with a groove port, and one end of first sleeve is equipped with one and matches the first protruding portion with groove port, and the end of the first protruding portion is equipped with the second buffer gasket, one first sealing ring is additionally provided between first sleeve and 3rd sleeve end face；One end of second sleeve is equipped with one and matches the second protruding portion with groove port, and the end of the second protruding portion is equipped with third buffer gasket, one second sealing ring is additionally provided between second sleeve and 3rd sleeve end face.The utility model improves the sealing effect to spring, contained spring is prevented to be corroded by being equipped with the sealing device being made of three sleeves between rotating ring and stationary ring.
Description
Technical field
The utility model belongs to Sealing used for pump field, more particularly to a kind of mechanical shaft seal of pump housing.
Background technique
In the various pumps of pumped (conveying) medium, since pump case and pump shaft are to relatively rotate, can exist between them
There is certain interval, the medium conveyed in order to prevent is leaked out along the gap, and mechanical seal generally can all be arranged in various pumps.
Utility model content
The purpose of this utility model is to provide a kind of mechanical shaft seals of pump housing, by being equipped between rotating ring and stationary ring by three
The sealing device of a sleeve composition, improves the sealing effect to spring, contained spring is prevented to be corroded.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of mechanical shaft seal of pump housing, including axle sleeve, static components and moving ring assembly, the stationary ring group
Part includes stationary seat and the stationary ring that is connected with stationary seat, and the first buffer gasket is equipped between the stationary seat and stationary ring；
The moving ring assembly includes rotating seat, rotating ring and spring, and the rotating seat is equipped with a first sleeve, the rotating ring
It is equipped with a second sleeve, 3rd sleeve is equipped between the first sleeve and second sleeve；
Wherein, the both ends of the 3rd sleeve are respectively equipped with a groove port, one end of the first sleeve be equipped with one with it is recessed
Notch matches the first protruding portion, and the end of first protruding portion is equipped with the second buffer gasket, the first sleeve and third
One first sealing ring is additionally provided between sleeve end face；One end of the second sleeve matches second with groove port equipped with one and protrudes
The end in portion, second protruding portion is equipped with third buffer gasket, is additionally provided between the second sleeve and 3rd sleeve end face
One second sealing ring；
The end of the axle sleeve is additionally provided with tight fixed ring, and the tight fixed ring is connect by fastening screw with axle sleeve, the tightening
It encloses and is additionally provided with groove close to the side of stationary ring and is fixed with compressed spring in the bottom portion of groove, the end of the compressed spring is set
There is one to support column.
Further, the side wall of the groove is equipped with an internal screw thread ring connecting with to male screw.
Further, the end to column is equipped with elastic insert.
Further, the first sleeve is identical with second sleeve structure.
The utility model has the following beneficial effects:
The utility model is improved by being equipped with the sealing device being made of three sleeves between rotating ring and stationary ring to spring
Sealing effect, prevent contained spring to be corroded, extend the service life simultaneously guarantee that contained spring is unaffected, and drive rotating ring
It avoids turning round when rotation.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the utility model mechanical shaft seal structural schematic diagram；
Fig. 2 is that enlarged drawing is sent out in part at A in Fig. 1；
Fig. 3 is that enlarged drawing is sent out in part at B in Fig. 1.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " aperture ", "upper", "lower", " thickness ", "top",
" in ", " length ", "inner", indicating positions or the positional relationship such as " surrounding ", be merely for convenience of description the utility model and simplification
Description, rather than the component or element of indication or suggestion meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
It please refers to shown in Fig. 1-3, the utility model is a kind of mechanical shaft seal of pump housing, including axle sleeve 1, static components and dynamic
Ring assemblies, static components include stationary seat 2 and the stationary ring being connected with stationary seat 23, and first is equipped between stationary seat 2 and stationary ring 3
Buffer gasket 21；
Moving ring assembly includes rotating seat 5, rotating ring 4 and spring 71, and rotating seat 5 is equipped with a first sleeve 6, sets on rotating ring 4
There is a second sleeve 8,3rd sleeve 7 is equipped between first sleeve 6 and second sleeve 8；
Wherein, the both ends of 3rd sleeve 7 are respectively equipped with a groove port, and one end of first sleeve 6 is equipped with one and groove port phase
Cooperate the first protruding portion 61, the end of the first protruding portion 61 is equipped with the second buffer gasket 62,7 end of first sleeve 6 and 3rd sleeve
One first sealing ring 63 is additionally provided between face；One end of second sleeve 8 is equipped with one and matches the second protruding portion 81 with groove port, the
The end of two protruding portions 81 is equipped with third buffer gasket 82, and it is close to be additionally provided with one second between 7 end face of second sleeve 8 and 3rd sleeve
Seal 83；
The end of axle sleeve 1 is additionally provided with tight fixed ring 9, and tight fixed ring 9 is connect by fastening screw with axle sleeve 1, and tight fixed ring 9 is close to quiet
The side of ring 3 is additionally provided with groove 92 and is fixed with compressed spring 93 in 92 bottom of groove, and the end of compressed spring 93 is equipped with one and supports
Column 95.
Preferably, the side wall of groove 92 is equipped with an internal screw thread ring 94 being threadedly coupled with to column 95.
Preferably, the end to column 95 is equipped with elastic insert.
Preferably, first sleeve 6 is identical with 8 structure of second sleeve.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (3)
1. a kind of mechanical shaft seal of the pump housing, including axle sleeve (1), static components and moving ring assembly, it is characterised in that: the stationary ring group
Part includes stationary seat (2) and the stationary ring (3) being connected with stationary seat (2), and the is equipped between the stationary seat (2) and stationary ring (3)
One buffer gasket (21)；
The moving ring assembly includes rotating seat (5), rotating ring (4) and spring (71), and the rotating seat (5) is equipped with a first sleeve
(6), the rotating ring (4) is equipped with a second sleeve (8), and third set is equipped between the first sleeve (6) and second sleeve (8)
Cylinder (7)；
Wherein, the both ends of the 3rd sleeve (7) are respectively equipped with a groove port, one end of the first sleeve (6) be equipped with one with
Groove port matches the first protruding portion (61), and the end of first protruding portion (61) is equipped with the second buffer gasket (62), described
One first sealing ring (63) is additionally provided between first sleeve (6) and 3rd sleeve (7) end face；One end of the second sleeve (8)
The second protruding portion (81) are matched with groove port equipped with one, the end of second protruding portion (81) is equipped with third buffer gasket
(82), one second sealing ring (83) is additionally provided between the second sleeve (8) and 3rd sleeve (7) end face；
The end of the axle sleeve (1) is additionally provided with tight fixed ring (9), and the tight fixed ring (9) is connect by fastening screw with axle sleeve (1),
The tight fixed ring (9) is additionally provided with groove (92) and is fixed with compression bullet in the groove (92) bottom close to the side of stationary ring (3)
Spring (93), the end of the compressed spring (93) are equipped with one and support column (95).
2. a kind of mechanical shaft seal of pump housing according to claim 1, which is characterized in that set on the side wall of the groove (92)
There is an internal screw thread ring (94) being threadedly coupled with to column (95), the end to column (95) is equipped with elastic insert.
3. a kind of mechanical shaft seal of pump housing according to claim 1, which is characterized in that the first sleeve (6) and second
Sleeve (8) structure is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438131.6U CN209705274U (en) | 2019-04-02 | 2019-04-02 | A kind of mechanical shaft seal of the pump housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438131.6U CN209705274U (en) | 2019-04-02 | 2019-04-02 | A kind of mechanical shaft seal of the pump housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209705274U true CN209705274U (en) | 2019-11-29 |
Family
ID=68648767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920438131.6U Active CN209705274U (en) | 2019-04-02 | 2019-04-02 | A kind of mechanical shaft seal of the pump housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209705274U (en) |
-
2019
- 2019-04-02 CN CN201920438131.6U patent/CN209705274U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9518473B2 (en) | Shaft seal insert | |
| CN205841303U (en) | A kind of sealing structure of turbocharger | |
| CN1854530B (en) | A sealing arrangement for the attachment of a side plate of a centrifugal pump and an attachment screw used therewith | |
| CN209705274U (en) | A kind of mechanical shaft seal of the pump housing | |
| CN105715800A (en) | Sealing Element for Sealing a Rotating Shaft | |
| CN204477332U (en) | Butterfly valve Mechanical end face bearing means | |
| CN202971297U (en) | Sealing device of centrifugal pump | |
| CN209483818U (en) | Bearing with sealing structure | |
| CN209458405U (en) | A kind of complete section fraction dynamic sealing device | |
| CN208268410U (en) | A kind of dust-proof outside framework oil seal | |
| CN204692119U (en) | Screw vacuum pump composite shaft seal structure | |
| CN204153147U (en) | Pumping anti-leak mechanical seal device | |
| CN205533276U (en) | There is not sealed pipeline pump | |
| CN205080253U (en) | Seal face self compensating radar neatly ring | |
| CN201368057Y (en) | Mechanical sealing device | |
| CN101562365B (en) | Sealing device used between motor and structural component | |
| CN201209585Y (en) | Sealing arrangement for pump | |
| CN209385650U (en) | A kind of acetylene compressor piston rod packing seal assembly | |
| CN208719349U (en) | A kind of resistance to high eccentric fuel injector/spark plug oil seal for preventing installation from turning over lip | |
| CN209511118U (en) | A kind of double spherical surface mechanical shaft seals | |
| CN204961218U (en) | Air compressing assembly assembly structure on air compressor machine | |
| US20140271141A1 (en) | Pump sealing system with throttle bushing | |
| CN212928776U (en) | Oil seal for gas compressor | |
| CN208185472U (en) | A kind of underflow mechanical seal changing axial force | |
| CN208634382U (en) | A kind of magnet fluid sealing screw rod pump shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |