CN206280504U - Single end face mechanical seal device for rubber bellows - Google Patents
Single end face mechanical seal device for rubber bellows Download PDFInfo
- Publication number
- CN206280504U CN206280504U CN201621163116.8U CN201621163116U CN206280504U CN 206280504 U CN206280504 U CN 206280504U CN 201621163116 U CN201621163116 U CN 201621163116U CN 206280504 U CN206280504 U CN 206280504U
- Authority
- CN
- China
- Prior art keywords
- rubber bellows
- stationary ring
- swivel becket
- spring assembly
- mechanical seal
- 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 single end face mechanical seal device for rubber bellows, including stationary ring, swivel becket, rubber bellows, spring assembly, stationary ring, swivel becket, rubber bellows and spring assembly are arranged between end cap and pump shaft, stationary ring is arranged at one end end cap opening on pump shaft, the outer peripheral face of stationary ring is provided with the stationary ring pad that circumferentially direction extends with the inwall junction of end cap, rubber bellows are T-shaped rubber bellows, there is a groove in the bigger diameter end of rubber bellows, swivel becket is embedded in groove, swivel becket and rubber bellows form an accommodating cavity, the spring assembly being set on pump shaft is provided with accommodating cavity, the two ends of spring assembly are against on swivel becket and rubber bellows respectively, swivel becket is brought into close contact and rotates against in the presence of spring assembly with stationary ring.According to single end face mechanical seal device for rubber bellows of the present utility model, dielectric leakage is prevented from, improves reliability, increased the service life.
Description
Technical field
The utility model is related to mechanical seal, specifically, more particularly to single end face mechanical seal device for rubber bellows.
Background technology
For a long time, mechanical seal is mainly used in the rotation of pump, reactor, compressor, hydraulic drive and its similar devices
The sealing of axle, the safe operation that the sealing effectiveness of mechanically-sealing apparatus treats water-tight equipment is particularly significant.It is most of in reality
Whirligig operating mode it is more severe, rotary shaft is susceptible to vibrations when rotating, especially during pumping up and stopping, easily go out
Now dislocation, not tight phenomenon of fitting, greatly shorten the service life of mechanical seal, and be susceptible to leakage.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem of the prior art to a certain extent.In view of
This, the utility model provides a kind of single end face mechanical seal device for rubber bellows, ensure that and is brought into close contact, and extension is used
Life-span, it is not easy to leak.
Single end face mechanical seal device for rubber bellows according to embodiment of the present utility model, including stationary ring, rotation
Ring, rubber bellows, spring assembly, the stationary ring, the swivel becket, the rubber bellows and the spring assembly are all provided with
Put between end cap and pump shaft, the stationary ring is arranged at one end end cap opening on the pump shaft, outside the stationary ring
Side face is provided with the stationary ring pad that circumferentially direction extends with the inwall junction of the end cap, and the rubber bellows are T-shaped rubber
Glue bellows, has a groove in the bigger diameter end of the rubber bellows, and the swivel becket is embedded in the groove, described turn
Rotating ring and the rubber bellows form an accommodating cavity, and the spring being set on the pump shaft is provided with the accommodating cavity
Component, the two ends of the spring assembly are against on the swivel becket and the rubber bellows respectively, and the swivel becket is described
It is brought into close contact and rotates against with the stationary ring in the presence of spring assembly.
Becket is further included, metal annular groove is offered in the rubber bellows, the becket is arranged on described
In metal annular groove.
Annulus is further included, the miner diameter end of the rubber bellows is provided with annular groove, and the annulus is arranged on the circle
In annular groove.
Further, the swivel becket is irregular polygon.
It is of the present utility model to have technical effect that:Filled according to single end face rubber bellows mechanical seal of the present utility model
Put, the device is provided with the stationary ring in one end of the pump shaft, the stationary ring passes through the stationary ring pad and the end cap
Inner wall sealing;The device is provided with the rubber bellows, and the rubber bellows coordinate with the rotation axis seal, is capable of achieving
The sealing in gap between the end cap and the rotary shaft;The device is provided with spring assembly, described in the presence of spring assembly
The end face of the end face of swivel becket and the stationary ring is brought into close contact, and realizes the sealing between the swivel becket and the stationary ring,
The rubber bellows are brought into close contact with the pump shaft, be capable of achieving between the rubber bellows and the pump shaft gap it is close
Envelope, in sum, sealing has been fully achieved in the end cap, so that medium is difficult leakage.
Brief description of the drawings
Fig. 1 is the structural representation of the single end face mechanical seal device for rubber bellows according to embodiment of the present utility model
Figure.
Reference:1- stationary rings, 2- swivel beckets, 3- rubber bellows, 4- spring assemblies, 5- end caps, 6- pump shafts, 7- is quiet
Only ring pad, 8- grooves, 9- accommodating cavities, 10- beckets, 11- metal annular grooves, 12- annulus, 13- annular grooves, 14- rubber bellows
Bigger diameter end, the miner diameter end of 15- rubber bellows, 16- fastening ends, 17- inlets.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
As shown in figure 1, a kind of single end face mechanical seal device for rubber bellows is provided according to the utility model, including it is quiet
Only ring 1, swivel becket 2, rubber bellows 3, spring assembly 4.
Specifically, stationary ring 1, swivel becket 2, rubber bellows 3 and spring assembly 4 be arranged at end cap 5 and pump shaft 6 it
Between, stationary ring 1 is arranged at the opening of one end end cap 5 on pump shaft 6, and the outer peripheral face of stationary ring 1 sets with the inwall junction of end cap 5
There is the stationary ring pad 7 that circumferentially direction extends.In other words, pump shaft 6 is provided with miner diameter end and bigger diameter end, and stationary ring 1 is arranged on pump shaft 6
Miner diameter end at, be provided with the stationary ring pad 7 that circumferentially direction extends in the outer peripheral face of stationary ring 1 and the inwall junction of end cap 5.
Rubber bellows 3 are T-shaped rubber bellows, there is a groove 8, swivel becket in the bigger diameter end 14 of rubber bellows
2 are embedded in groove 8.I.e. rubber bellows 3 are provided with bigger diameter end and miner diameter end, and the fastening end 16 of swivel becket 2 is tightly packed in rubber ripple
In large diameter hole in the bigger diameter end 14 of line pipe.
Swivel becket 2 and rubber bellows 3 are formed in an accommodating cavity 9, accommodating cavity 9 and are provided with the spring being set on pump shaft 6
Component 4, the two ends of spring assembly 4 are against on swivel becket 2 and rubber bellows 3 respectively, the miner diameter end 15 and pump of rubber bellows
Axle 6 is brought into close contact and mutually rotates, and swivel becket 2 is brought into close contact and rotates against in the presence of spring assembly 4 with stationary ring 1.
According to single end face mechanical seal device for rubber bellows of the present utility model, the device is provided with one end of pump shaft 6
Stationary ring 1, stationary ring 1 is by stationary ring pad 7 and the inner wall sealing of end cap 5;The device is provided with rubber bellows 3, rubber corrugated
Pipe 3 coordinates with rotation axis seal, is capable of achieving the sealing in gap between end cap 5 and rotary shaft;The device is provided with spring assembly 4,
In the presence of spring assembly 4, the end face of swivel becket 2 and the end face of stationary ring 1 are brought into close contact, and realize swivel becket 2 and stationary ring 1
Between sealing, rubber bellows 3 are brought into close contact with pump shaft 6, are capable of achieving the sealing in gap between rubber bellows 3 and pump shaft 6,
To sum up, sealing has been fully achieved in end cap 5, so that medium is difficult leakage.
As shown in figure 1, single end face mechanical seal device for rubber bellows further includes becket 10, rubber bellows 3
Metal annular groove 11 is inside offered, becket 10 is arranged in metal annular groove 11.
As shown in figure 1, single end face mechanical seal device for rubber bellows further includes annulus 12, rubber bellows it is small
Footpath end 15 is provided with annular groove 13, and annulus 12 is arranged in annular groove 13.
As shown in figure 1, swivel becket 2 is irregular polygon, it is ensured that closely pasted with all parts on the side of swivel becket 2
Close.
According to single end face mechanical seal device for rubber bellows of the present utility model, its operation principle is as follows:
Single end face mechanical seal device for rubber bellows is arranged between end cap 5 and pump shaft 6, is provided with the upper end of end cap 5
One inlet 17, medium is flowed between end cap 5 and pump shaft 6 by inlet 17;
When pump shaft 6 rotates, pump shaft 6 drives rubber bellows, swivel becket 2, spring assembly 4, becket 10 and annulus 12,
Stationary ring 1 is motionless relative to pump shaft 6, and swivel becket 2 rotates relative to stationary ring 1, leads between swivel becket 2 and stationary ring 1
Cross in the presence of spring assembly 4 and be brought into close contact, realize the sealing between swivel becket 2 and stationary ring 1;
The outer peripheral face of stationary ring 1 is with the inwall of end cap 5 by realizing sealing in the presence of stationary ring pad 7;
Sealing is realized between the fastening end 16 of swivel becket 2 and rubber bellows 3 in the presence of metal annular groove 11;
Sealing is realized between rubber bellows 3 and pump shaft 6 in the presence of annulus 12;In sum, rotated in pump shaft 6
When, single end face mechanical seal device for rubber bellows of the present utility model may be implemented in and has been fully sealed in end cap 5, so as to be situated between
Matter is difficult leakage.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be with
Combined in an appropriate manner in one or more any embodiments or example.Additionally, those skilled in the art can be by
Different embodiments or example described in this specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (4)
1. a kind of single end face mechanical seal device for rubber bellows, it is characterised in that including stationary ring, swivel becket, rubber corrugated
Pipe, spring assembly, the stationary ring, the swivel becket, the rubber bellows and the spring assembly be arranged at end cap and
Between pump shaft, the stationary ring is arranged at one end end cap opening on the pump shaft, the outer peripheral face of the stationary ring with it is described
The inwall junction of end cap is provided with the stationary ring pad that circumferentially direction extends, and the rubber bellows are T-shaped rubber bellows,
The bigger diameter end of the rubber bellows has a groove, and the swivel becket is embedded in the groove, the swivel becket and described
Rubber bellows form an accommodating cavity, and the spring assembly being set on the pump shaft is provided with the accommodating cavity, described
The two ends of spring assembly are against on the swivel becket and the rubber bellows respectively, and the swivel becket is in the spring assembly
It is brought into close contact and rotates against with the stationary ring under effect.
2. single end face mechanical seal device for rubber bellows according to claim 1, it is characterised in that further include gold
Category ring, offers metal annular groove in the rubber bellows, the becket is arranged in the metal annular groove.
3. single end face mechanical seal device for rubber bellows according to claim 1, it is characterised in that further include circle
Ring, the miner diameter end of the rubber bellows is provided with annular groove, and the annulus is arranged in the annular groove.
4. single end face mechanical seal device for rubber bellows according to claim 1, it is characterised in that the swivel becket is
Irregular polygon.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621163116.8U CN206280504U (en) | 2016-10-25 | 2016-10-25 | Single end face mechanical seal device for rubber bellows |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621163116.8U CN206280504U (en) | 2016-10-25 | 2016-10-25 | Single end face mechanical seal device for rubber bellows |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206280504U true CN206280504U (en) | 2017-06-27 |
Family
ID=59085988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621163116.8U Active CN206280504U (en) | 2016-10-25 | 2016-10-25 | Single end face mechanical seal device for rubber bellows |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206280504U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108087558A (en) * | 2017-12-21 | 2018-05-29 | 大连厚德坤泰管理咨询有限公司 | The sealing of underwater robot joint |
CN112610621A (en) * | 2020-12-15 | 2021-04-06 | 北京动力机械研究所 | Dislocation self-adaptation mechanical seal structure |
-
2016
- 2016-10-25 CN CN201621163116.8U patent/CN206280504U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108087558A (en) * | 2017-12-21 | 2018-05-29 | 大连厚德坤泰管理咨询有限公司 | The sealing of underwater robot joint |
CN108087558B (en) * | 2017-12-21 | 2020-03-10 | 大连厚德坤泰管理咨询有限公司 | Underwater robot joint shaft seal |
CN112610621A (en) * | 2020-12-15 | 2021-04-06 | 北京动力机械研究所 | Dislocation self-adaptation mechanical seal structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105953000B (en) | Middle pressure high-speed joint | |
CN101799075A (en) | Rotation shaft combined sealing device | |
CN206280504U (en) | Single end face mechanical seal device for rubber bellows | |
CN105587862A (en) | Axial surface mechanical seal applied to rotating machinery | |
AU2015301156B2 (en) | Magnetic coupling for motor shaft of electrical submersible pump | |
CN104989825B (en) | A kind of gland seal device | |
CN103629357B (en) | The sealing mechanism of vane type rotary valve | |
CN207093773U (en) | A kind of mechanical seal with swirl vane | |
CN201827365U (en) | Assembly type two-end face mechanical sealing device | |
KR101888149B1 (en) | Rotating Device with Improved Sealing Element | |
CN206972918U (en) | A kind of rotating ring common type mechanically-sealing apparatus | |
CN107795693A (en) | A kind of diaphragm spring compensation type mechanical seal device | |
CN207064640U (en) | Ring hammer crusher rotor sealing structure of shaft end | |
CN205896495U (en) | High -speed rotary joint of middling pressure | |
CN209100638U (en) | Centrifuge bellmouth sealing device | |
CN207989565U (en) | A kind of accurate sealing gland | |
CN103818725B (en) | Mechanical Sealed Type rotovalve | |
CN215950378U (en) | Device for preventing high-speed shaft of speed reducer and motor from being abraded and leaking oil | |
CN202768852U (en) | Novel dynamic-static seal device | |
CN205503541U (en) | Take malleation protection mechanical seal's sediment stuff pump | |
CN209100644U (en) | Double-mechanical sealing device and sand mill | |
CN107642610A (en) | A kind of gas-filling cabinet drive link sealing device | |
CN206530532U (en) | A kind of pump seal device | |
CN213575550U (en) | Shaft end air pressure dustproof sealing device | |
CN204716980U (en) | A kind of oil equipment Sealing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |