CN107387769A - A kind of mechanical sealing member with improved seal assembly - Google Patents
A kind of mechanical sealing member with improved seal assembly Download PDFInfo
- Publication number
- CN107387769A CN107387769A CN201710616327.5A CN201710616327A CN107387769A CN 107387769 A CN107387769 A CN 107387769A CN 201710616327 A CN201710616327 A CN 201710616327A CN 107387769 A CN107387769 A CN 107387769A
- Authority
- CN
- China
- Prior art keywords
- ring
- rotary shaft
- seal body
- close
- sealing member
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/50—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
- F16J15/52—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
Abstract
The invention discloses a kind of mechanical sealing member with improved seal assembly,Including basic machine and seal body,The middle part of the basic machine side is provided with rotary shaft,Stationary ring is socketed with the rotary shaft,The seal body socket is on the rotating shaft,The collar is socketed with the rotary shaft,It is threadedly coupled between the seal body and the collar by the second fixing bolt,Dead slot is formed between the seal body and rotary shaft,Rotating ring is socketed with the rotary shaft,The rotating ring is located in dead slot,The spring base is fixed on the rotating shaft,The seal body is provided with sealing ring close to the side of stationary ring,The sealing ring is close to stationary ring,The seal body is provided with wear-resisting ring close to the side of the collar,The wear-resisting ring is close to rotary shaft,This has the mechanical sealing member of improved seal assembly simple in construction,Accelerate the progress of work,Improve operating efficiency,It ensure that the use of seal body,Improve the sealing of device.
Description
Technical field
The present invention relates to seal technical field, specially a kind of mechanical sealing member with improved seal assembly.
Background technology
Mechanical seal refers to by least one pair of perpendicular to the end face of rotation axis in Fluid pressure and compensation mechanism elastic force（Or
Magnetic force）In the presence of and the cooperation of auxiliary seal under keep be bonded and formed with respect to slip prevent fluid leak dress
Put.Elastic force load maintainer and auxiliary seal be metallicity line pipe mechanical seal we be referred to as the wavy metal seal of tube.Light-duty
In sealing, also make auxiliary seal using rubber bellows, rubber bellows elastic force is limited, generally requires and is aided with spring to expire
Foot loading elastic force, mechanical sealing member belong to one of Mechanical Fundamentals element accurate, that structure is complex, are various pump classes, reaction
The critical component of the equipment such as synthesis reactor, turbocompressor, submersible motor.
Existing device is more fixed, inconvenient to device progress repair and replacement, and device and the contact surface of rotating shaft
Product is general bigger, and the friction of contact surface will have an impact to the service life of sealing property and device.
The content of the invention
It is an object of the invention to provide a kind of mechanical sealing member with improved seal assembly, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical scheme：It is a kind of mechanical close with improved seal assembly
Sealing, including basic machine and seal body, the middle part of the basic machine side are provided with rotary shaft, the rotation
Stationary ring is socketed with axle, the seal body socket on the rotating shaft, is socketed with the collar, the seal in the rotary shaft
It is threadedly coupled between body and the collar by the second fixing bolt, forms dead slot between the seal body and rotary shaft, institute
State and rotating ring is socketed with rotary shaft, the rotating ring is located in dead slot, and the spring base is fixed on the rotating shaft, the seal sheet
Body is provided with sealing ring close to the side of stationary ring, and the sealing ring is close to stationary ring, and the seal body is close to the side of the collar
Face is provided with wear-resisting ring, and the wear-resisting ring is close to rotary shaft.
Preferably, it is threadedly coupled between the stationary ring and basic machine by fastening bolt.
Preferably, the seal body is designed as " work " type structure.
Preferably, the side of the seal body is threadedly coupled by the first fixing bolt with stationary ring.
Preferably, side of the rotating ring away from stationary ring is fixed with spring, and the other end of the spring is fixed on spring base
On.
Compared with prior art, the beneficial effects of the invention are as follows：This has the mechanical sealing member knot of improved seal assembly
Structure is simple：
1st, by being combined and being formed by connecting by whole device by fastening bolt, the first fixing bolt and the second fixing bolt so that dress
The installation put is simple and convenient with dismantling, and is even changed so as to quickly be repaired to device, so as to accelerate work
Process, improve operating efficiency；
2nd, by the way that dead slot will be formed between device and rotary shaft, so as to the contact surface for reducing device with rotating between centers, reduce
Friction area, so that the service life of device is protected, and sealing ring is provided between seal body and stationary ring,
And wear-resisting ring is installed between seal body and rotary shaft, the use of seal body is not only ensure that, and improve
The sealing of device.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is the sectional view of the present invention.
In figure：1- basic machines；2- rotary shafts；3- stationary rings；4- fastening bolts；5- seal bodies；The 6- collars；7- first
Fixing bolt；The fixing bolts of 8- second；9- dead slots；10- rotating rings；11- springs；12- spring bases；13- wear-resisting rings；14- sealing rings.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of mechanical seal with improved seal assembly
Part, including basic machine 1 and seal body 5, the middle part of the side of basic machine 1 are provided with rotary shaft 2, described turn
Stationary ring 3 is socketed with moving axis 2, the seal body 5 is socketed in rotary shaft 2, and the collar 6, institute are socketed with the rotary shaft 2
State and be threadedly coupled between seal body 5 and the collar 6 by the second fixing bolt 8, the seal body 5 and rotary shaft 2 it
Between form dead slot 9, be socketed with rotating ring 10 in the rotary shaft 2, the rotating ring 10 is located in dead slot 9, and the spring base 12 is fixed
In rotary shaft 2, the seal body 5 is provided with sealing ring 14 close to the side of stationary ring 3, and the sealing ring 14 is close to quiet
Ring 3, the seal body 5 are provided with wear-resisting ring 13 close to the side of the collar 6, and the wear-resisting ring 13 is close to rotary shaft 2.
It is threadedly coupled between the stationary ring 3 and basic machine 1 by fastening bolt 4, the seal body 5 is designed as
" work " type structure, the side of the seal body 5 are threadedly coupled by the first fixing bolt 7 with stationary ring 3, and the rotating ring 10 is remote
Side from stationary ring 3 is fixed with spring 11, and the other end of the spring 11 is fixed on spring base 12.
Operation principle：In use, stationary ring 3 is fixed on basic machine 1 by fastening bolt 4, by seal body 5
Be enclosed in rotary shaft 2, seal body 5 be fixed on to the side of stationary ring 3 using the first fixing bolt 7, seal body 5 it is another
One side is fixed on the collar 6 by the second fixing bolt 8, is pacified in the dead slot 9 formed between seal body 5 and rotary shaft 2
Equipped with rotating ring 10, accomplish the installation to device and group using fastening bolt 4, the first fixing bolt 7 and the second fixing bolt 8
Close, so as to quickly assemble, and the maintenance to device or simple and convenient, the connecing between device and rotary shaft 2 of replacing
Contacting surface greatly reduces, and ensure that the service life of device, wear-resisting ring 13 and sealing ring 14, reduce respectively device wear rate and
Improve the sealing of device.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of mechanical sealing member with improved seal assembly, including basic machine（1）And seal body（5）, it is special
Sign is：The basic machine（1）The middle part of side is provided with rotary shaft（2）, the rotary shaft（2）On be socketed with stationary ring
（3）, the seal body（5）It is socketed in rotary shaft（2）On, the rotary shaft（2）On be socketed with the collar（6）, the sealing
Part body（5）With the collar（6）Between pass through the second fixing bolt（8）Threaded connection, the seal body（5）With rotary shaft
（2）Between form dead slot（9）, the rotary shaft（2）On be socketed with rotating ring（10）, the rotating ring（10）Positioned at dead slot（9）It is interior, institute
State spring base（12）It is fixed on rotary shaft（2）On, the seal body（5）Close to stationary ring（3）Side sealing ring is installed
（14）, the sealing ring（14）It is close to stationary ring（3）, the seal body（5）Close to the collar（6）Side be provided with it is wear-resisting
Circle（13）, the wear-resisting ring（13）It is close to rotary shaft（2）.
A kind of 2. mechanical sealing member with improved seal assembly according to claim 1, it is characterised in that：It is described quiet
Ring（3）With basic machine（1）Between pass through fastening bolt（4）Threaded connection.
A kind of 3. mechanical sealing member with improved seal assembly according to claim 1, it is characterised in that：It is described close
Sealing body（5）It is designed as " work " type structure.
A kind of 4. mechanical sealing member with improved seal assembly according to claim 1, it is characterised in that：It is described close
Sealing body（5）Side pass through the first fixing bolt（7）With stationary ring（3）Threaded connection.
A kind of 5. mechanical sealing member with improved seal assembly according to claim 1, it is characterised in that：It is described dynamic
Ring（10）Away from stationary ring（3）Side be fixed with spring（11）, the spring（11）The other end be fixed on spring base（12）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616327.5A CN107387769A (en) | 2017-07-26 | 2017-07-26 | A kind of mechanical sealing member with improved seal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616327.5A CN107387769A (en) | 2017-07-26 | 2017-07-26 | A kind of mechanical sealing member with improved seal assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107387769A true CN107387769A (en) | 2017-11-24 |
Family
ID=60341135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710616327.5A Pending CN107387769A (en) | 2017-07-26 | 2017-07-26 | A kind of mechanical sealing member with improved seal assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107387769A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108057A (en) * | 2021-04-12 | 2021-07-13 | 上海三一重机股份有限公司 | Sealing ring assembly and operation machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201554689U (en) * | 2009-10-15 | 2010-08-18 | 骆建国 | Mechanical sealing element with rotating force |
| CN203906801U (en) * | 2014-05-09 | 2014-10-29 | 宁波东联密封件有限公司 | Light mechanical sealing device for pump |
| CN204784710U (en) * | 2015-06-18 | 2015-11-18 | 济宁市技师学院 | Processing machinery sealing member |
| CN204900829U (en) * | 2015-08-20 | 2015-12-23 | 深圳市汇合成精密装备有限公司 | Novel mechanical axis is sealed device |
| CN205876792U (en) * | 2016-06-06 | 2017-01-11 | 舟山盛凯密封材料有限公司 | Mechanical sealing part |
-
2017
- 2017-07-26 CN CN201710616327.5A patent/CN107387769A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201554689U (en) * | 2009-10-15 | 2010-08-18 | 骆建国 | Mechanical sealing element with rotating force |
| CN203906801U (en) * | 2014-05-09 | 2014-10-29 | 宁波东联密封件有限公司 | Light mechanical sealing device for pump |
| CN204784710U (en) * | 2015-06-18 | 2015-11-18 | 济宁市技师学院 | Processing machinery sealing member |
| CN204900829U (en) * | 2015-08-20 | 2015-12-23 | 深圳市汇合成精密装备有限公司 | Novel mechanical axis is sealed device |
| CN205876792U (en) * | 2016-06-06 | 2017-01-11 | 舟山盛凯密封材料有限公司 | Mechanical sealing part |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108057A (en) * | 2021-04-12 | 2021-07-13 | 上海三一重机股份有限公司 | Sealing ring assembly and operation machine |
| CN113108057B (en) * | 2021-04-12 | 2023-04-25 | 上海三一重机股份有限公司 | Sealing ring assembly and working machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171124 |
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| WD01 | Invention patent application deemed withdrawn after publication |