CN107606170A - A kind of high temperature resistant vacuum reactor magnetic fluid seal device - Google Patents
A kind of high temperature resistant vacuum reactor magnetic fluid seal device Download PDFInfo
- Publication number
- CN107606170A CN107606170A CN201710919159.7A CN201710919159A CN107606170A CN 107606170 A CN107606170 A CN 107606170A CN 201710919159 A CN201710919159 A CN 201710919159A CN 107606170 A CN107606170 A CN 107606170A
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- China
- Prior art keywords
- magnetic fluid
- pole shoe
- sealing
- gland
- high temperature
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- 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.)
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Links
- 239000011553 magnetic fluid Substances 0.000 title claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 90
- 210000004907 gland Anatomy 0.000 claims abstract description 35
- 239000000498 cooling water Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 15
- 238000012856 packing Methods 0.000 claims description 14
- 239000002826 coolant Substances 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The invention discloses a kind of high temperature resistant vacuum reactor magnetic fluid seal device, including sealing device, flange seat is located at the bottom of seal receptacle, holding screw is provided with the top of 3rd sealing ring, first soket head cap screw is located at the outside of the second sealing ring, pole shoe I, permanent magnet I, pole shoe II, permanent magnet II and pole shoe III form a magnetic fluid sealing unit, and gland is fixed on the rotary shaft by holding screw.The present invention is provided with magnetic fluid sealing unit in seal receptacle, magnetic fluid sealing unit is axially fixed in seal receptacle by gland, gland is fixed on the rotary shaft by holding screw, seal receptacle and its magnetic fluid sealing unit of inside is set to be rotated with gland with rotary shaft, the helical flow path of cooling water is provided with inside flange seat, for cooling down the temperature of magnetic fluid seal device sealing position, solves the problems, such as the vacuum sealing that traditional magnetic hydraulic seal can not work under the high temperature conditions.
Description
Technical field
The present invention relates to a kind of sealing device, more particularly to a kind of high temperature resistant vacuum reactor is filled with magnetic fluid sealing
Put.
Background technology
In general reactor is in normal productive process, it is desirable to reaction medium synthetic reaction under vacuum and hot environment,
Ambient atmos or liquid is not allowed to enter in reactor in course of reaction, this vacuum and reliability to sealing proposes very high
Requirement, traditional magnetic fluid seal device, the vacuum sealing being mainly used under normal temperature, for the vacuum sealing under high temperature,
Corresponding solution method is not provided, for the synthesis reactor under hot environment, it is contemplated that magnetic liquid is easy at high temperature
Volatilization, the service life of sealing can be seriously affected, cause the failure of sealing.
The content of the invention
The technical problem to be solved in the present invention is the defects of overcoming prior art, there is provided a kind of high temperature resistant vacuum reactor is used
Magnetic fluid seal device, the normal use of high temperature magnetic liquid sealing device is can be completely achieved, realize the zero leakage of sealing.
In order to solve the above-mentioned technical problem, the invention provides following technical scheme：
A kind of high temperature resistant vacuum reactor magnetic fluid seal device of the present invention, including sealing device, the sealing dress
Put by flange seat, seal receptacle, pole shoe I, permanent magnet I, pole shoe II, permanent magnet II, pole shoe III, the first packing ring, second packing ring, first
Soket head cap screw, the second soket head cap screw, holding screw, axle check ring, gland, the first deep groove ball bearing, the second zanjon
Ball bearing, locking nut, the first sealing ring, the second sealing ring, the 3rd sealing ring and the 4th sealing ring etc. form, the flange seat
Positioned at the bottom of seal receptacle, second soket head cap screw is located at flange seat inner bottom, in the seal receptacle from top to bottom according to
It is secondary that first deep groove ball bearing, the first packing ring, pole shoe I, permanent magnet I, pole shoe II, permanent magnet II, pole shoe III, second packing ring are installed
With the second deep groove ball bearing etc., the axle is located at the second deep groove ball bearing bottom, second deep groove ball bearing with check ring
Top be provided with locking nut, gland is installed, it is close that the side of the gland is provided with the 3rd at the top of the locking nut
Seal, holding screw is provided with the top of the 3rd sealing ring, and second sealing ring is located at the top of the second deep groove ball bearing
Side, first soket head cap screw is located at the outside of the second sealing ring, the pole shoe I, permanent magnet I, pole shoe II, permanent magnet
II and pole shoe III form a magnetic fluid sealing unit, the 4th sealing ring is located at magnetic fluid sealing unit inside, institute
State and cooling water inlet and coolant outlet are provided with flange seat, the gland is fixed on the rotary shaft by holding screw.
As a preferred technical solution of the present invention, helical flow path is provided with inside the flange seat.
As a preferred technical solution of the present invention, the magnetic fluid sealing unit is fixedly installed in close by gland
Seal in seat.
Have as a preferred technical solution of the present invention, between the magnetic fluid sealing unit and flange seat certain
Gap.
As a preferred technical solution of the present invention, filled in the gap of the magnetic fluid sealing unit and flange seat
Be magnetic liquid.
As a preferred technical solution of the present invention, the seal receptacle is fixed on gland by the first soket head cap screw
It is interior.
Compared with prior art, beneficial effects of the present invention are as follows：
The present invention is provided with magnetic fluid sealing unit in seal receptacle, and magnetic fluid sealing unit is axially solid by gland
It is scheduled in seal receptacle, gland fixes the magnetic fluid sealing list on the rotary shaft, making seal receptacle and its inside by holding screw
Member is rotated with gland with rotary shaft, and the helical flow path of cooling water is provided with inside flange seat, close for cooling down magnetic liquid
The temperature of seal apparatus sealing position, the vacuum sealing that solving traditional magnetic hydraulic seal can not work under the high temperature conditions are asked
Topic.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the overall profile of the present invention；
In figure：1st, the first sealing ring；2nd, flange seat；3rd, the first deep groove ball bearing；4th, the first packing ring；5th, pole shoe I；6th, permanent magnetism
Body I；7th, pole shoe II；8th, permanent magnet II；9th, pole shoe III；10th, second packing ring；11st, axle check ring；12nd, the second deep-groove ball axle
Hold；13rd, the second sealing ring；14th, the first soket head cap screw；15th, holding screw；16th, the 3rd sealing ring；17th, gland；18th, lock
Nut；19th, the 4th sealing ring；20th, seal receptacle；21st, the second soket head cap screw；22nd, rotary shaft；23rd, magnetic fluid sealing unit；
24th, sealing device；25th, helical flow path.
Embodiment
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Embodiment 1
As shown in figure 1, the present invention provides a kind of high temperature resistant vacuum reactor magnetic fluid seal device, including sealing dress
Put 24, sealing device 24 by flange seat 2, seal receptacle 20, pole shoe I 5, permanent magnet I 6, pole shoe II 7, permanent magnet II 8, pole shoe III 9,
First packing ring 4, second packing ring 10, the first soket head cap screw 14, the second soket head cap screw 21, holding screw 15, axle spring catch
Circle 11, gland 17, the first deep groove ball bearing 3, the second deep groove ball bearing 12, locking nut 18, the sealing of the first sealing ring 1, second
The composition such as the 13, the 3rd sealing ring 16 and the 4th sealing ring 19 is enclosed, flange seat 2 is located at the bottom of seal receptacle 20, hexagonal spiral shell in second
Nail 21 is located at the inner bottom of flange seat 2, and the first deep groove ball bearing 3, the first packing ring are sequentially installed with from top to bottom in seal receptacle 20
4th, pole shoe I 5, permanent magnet I 6, pole shoe II 7, permanent magnet II 8, pole shoe III 9, the deep groove ball bearing 12 of second packing ring 10 and second etc., axle
It is located at the bottom of the second deep groove ball bearing 12 with check ring 11, the top of the second deep groove ball bearing 12 is provided with locking nut 18,
The top of locking nut 18 is provided with gland 17, and the side of gland 17 is provided with the 3rd sealing ring 16, and the top of sealing ring 16 is set
Holding screw 15 is equipped with, the second sealing ring 13 is located at the side at the top of the second deep groove ball bearing 12, the first soket head cap screw 14
In the outside of the second sealing ring 13, pole shoe I 5, permanent magnet I 6, pole shoe II 7, permanent magnet II 8 and pole shoe III 9 form a magnetic liquid
Body sealing unit 23, the 4th sealing ring 19 are located at the inner side of magnetic fluid sealing unit 23, cooling water inlet are provided with flange seat 2
100 and coolant outlet 101, gland 17 be fixed on by holding screw 15 in rotary shaft 22, make rotary shaft 22 in the same of rotation
When by holding screw 15 drive gland 17 rotation.
Helical flow path 25 is provided with inside flange seat 2, for cooling down temperature of the magnetic liquid in the sealing position of sealing device 24.
Magnetic fluid sealing unit 23 is fixedly installed in seal receptacle 20 by gland 17, and gland 13 can be close by magnetic liquid
Envelope unit 23 is fixedly mounted on inside seal receptacle 20, pole shoe I 5, permanent magnet I 6 inside guarantee magnetic fluid sealing unit 23, pole
Boots II 7, permanent magnet II 8 and the stability of pole shoe III 9.
There is certain gap between magnetic fluid sealing unit 23 and flange seat 2, be easy in magnetic fluid sealing unit
23 in the gap of flange seat 2 with being filled liquid medium.
Magnetic fluid sealing unit 23 can be achieved to true magnetic liquid with being filled with magnetic liquid in the gap of flange seat 2
Being fully sealed in vacuum reactor.
Seal receptacle 20 is fixed in gland 17 by the first soket head cap screw 14, makes to drive gland 17 to carry out in rotary shaft 22
During rotation, by hex screw 14 seal receptacle 20 can be driven to be rotated, and keep sealing during rotation
The structural stability of seat 20.
Specifically, magnetic liquid is filled in the gap of magnetic fluid sealing unit 23 and flange seat 2, cooling water is from cold
But water inlet 100 enters, and is discharged from coolant outlet 101, and flange seat 2 is fixed, and magnetic fluid sealing unit 23 passes through pressure
Lid 17 is fixedly installed in seal receptacle 20, and seal receptacle 20 is fixed in gland 17 by the first soket head cap screw 14, makes rotating
During the drive gland 17 of axle 22 is rotated, by hex screw 14 seal receptacle 20 can be driven to be rotated, and revolving
The structural stability of seal receptacle 20, during rotary shaft 22 is rotated, seal receptacle 20, seal receptacle are kept during turning
Magnetic fluid sealing unit 23 and gland 17 inside 20 rotate together with rotary shaft, reach and fully achieve high temperature magnetic liquid
The normal use of body sealing device 24, realize the zero leakage of sealing.
The present invention is provided with magnetic fluid sealing unit 23 in seal receptacle 20, and magnetic fluid sealing unit 23 passes through gland
17 are axially fixed in seal receptacle 20, and gland 17 is fixed on the rotary shaft by holding screw 15, make seal receptacle 20 and its inside
Magnetic fluid sealing unit 23 rotated with gland 17 with main shaft 22, the spiral flow of cooling water is provided with inside flange seat 2
Road 25, for cooling down the temperature of the sealing position of magnetic fluid seal device 24, solving traditional magnetic hydraulic seal can not be in height
The vacuum sealing problem to be worked under the conditions of temperature.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of high temperature resistant vacuum reactor magnetic fluid seal device, including sealing device (24), it is characterised in that described
Sealing device (24) by flange seat (2), seal receptacle (20), pole shoe I (5), permanent magnet I (6), pole shoe II (7), permanent magnet II (8),
Pole shoe III (9), the first packing ring (4), second packing ring (10), the first soket head cap screw (14), the second soket head cap screw (21), tightening
Screw (15), axle check ring (11), gland (17), the first deep groove ball bearing (3), the second deep groove ball bearing (12), locking
Nut (18), the first sealing ring (1), the second sealing ring (13), the 3rd sealing ring (16) and the 4th sealing ring (19) etc. form, institute
The bottom that flange seat (2) is located at seal receptacle (20) is stated, second soket head cap screw (21) is located at flange seat (2) inner bottom,
The first deep groove ball bearing (3), the first packing ring (4), pole shoe I (5), permanent magnetism are sequentially installed with from top to bottom in the seal receptacle (20)
Body I (6), pole shoe II (7), permanent magnet II (8), pole shoe III (9), second packing ring (10) and second deep groove ball bearing (12) etc., institute
State axle check ring (11) and be located at the second deep groove ball bearing (12) bottom, the top of second deep groove ball bearing (12) is set
There is locking nut (18), gland (17) is installed at the top of the locking nut (18), the side of the gland (17) is provided with
3rd sealing ring (16), holding screw (15), second sealing ring (13) are provided with the top of the 3rd sealing ring (16)
Side at the top of the second deep groove ball bearing (12), first soket head cap screw (14) are located at the outer of the second sealing ring (13)
Side, it is close that the pole shoe I (5), permanent magnet I (6), pole shoe II (7), permanent magnet II (8) and pole shoe III (9) form a magnetic liquid
Unit (23) is sealed, the 4th sealing ring (19) is located on the inside of magnetic fluid sealing unit (23), is provided with the flange seat (2)
Cooling water inlet (100) and coolant outlet (101), the gland (17) are fixed on rotary shaft (22) by holding screw (15)
On.
A kind of 2. high temperature resistant vacuum reactor magnetic fluid seal device according to claim 1, it is characterised in that institute
State and be provided with helical flow path (25) inside flange seat (2).
A kind of 3. high temperature resistant vacuum reactor magnetic fluid seal device according to claim 1, it is characterised in that institute
Magnetic fluid sealing unit (23) is stated to be fixedly installed in seal receptacle (20) by gland (17).
A kind of 4. high temperature resistant vacuum reactor magnetic fluid seal device according to claim 3, it is characterised in that institute
Stating has certain gap between magnetic fluid sealing unit (23) and flange seat (2).
A kind of 5. high temperature resistant vacuum reactor magnetic fluid seal device according to claim 4, it is characterised in that institute
Magnetic fluid sealing unit (23) is stated with being filled with magnetic liquid in the gap of flange seat (2).
A kind of 6. high temperature resistant vacuum reactor magnetic fluid seal device according to claim 3, it is characterised in that institute
Seal receptacle (20) is stated to be fixed in gland (17) by the first soket head cap screw (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710919159.7A CN107606170B (en) | 2017-09-30 | 2017-09-30 | Magnetic liquid sealing device for high-temperature-resistant vacuum reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710919159.7A CN107606170B (en) | 2017-09-30 | 2017-09-30 | Magnetic liquid sealing device for high-temperature-resistant vacuum reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107606170A true CN107606170A (en) | 2018-01-19 |
| CN107606170B CN107606170B (en) | 2024-03-08 |
Family
ID=61067424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710919159.7A Active CN107606170B (en) | 2017-09-30 | 2017-09-30 | Magnetic liquid sealing device for high-temperature-resistant vacuum reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606170B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08320083A (en) * | 1995-05-24 | 1996-12-03 | Rigaku Corp | Magnetic seal device |
| CN204852353U (en) * | 2015-07-21 | 2015-12-09 | 北京交通大学 | Finned tube cooled magnetic fluid sealing device |
| CN105508285A (en) * | 2016-01-28 | 2016-04-20 | 自贡兆强环保科技股份有限公司 | Magnetic liquid seal structure for single-stage high-speed centrifugal blower |
| CN106641273A (en) * | 2017-02-24 | 2017-05-10 | 自贡兆强环保科技股份有限公司 | Magnetic liquid seal device for chemical reactor and control system for magnetic liquid seal device |
| CN206320302U (en) * | 2016-12-25 | 2017-07-11 | 株洲伟大科技发展有限责任公司 | The device for sealing magnetic fluid for rotating and reciprocatingly sliding |
| CN206468816U (en) * | 2016-12-28 | 2017-09-05 | 自贡兆强环保科技股份有限公司 | A kind of high-speed centrifugal compressor magnetic fluid seal device |
| CN207486057U (en) * | 2017-09-30 | 2018-06-12 | 自贡兆强密封制品实业有限公司 | A kind of high temperature resistant vacuum reactor magnetic fluid seal device |
-
2017
- 2017-09-30 CN CN201710919159.7A patent/CN107606170B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08320083A (en) * | 1995-05-24 | 1996-12-03 | Rigaku Corp | Magnetic seal device |
| CN204852353U (en) * | 2015-07-21 | 2015-12-09 | 北京交通大学 | Finned tube cooled magnetic fluid sealing device |
| CN105508285A (en) * | 2016-01-28 | 2016-04-20 | 自贡兆强环保科技股份有限公司 | Magnetic liquid seal structure for single-stage high-speed centrifugal blower |
| CN206320302U (en) * | 2016-12-25 | 2017-07-11 | 株洲伟大科技发展有限责任公司 | The device for sealing magnetic fluid for rotating and reciprocatingly sliding |
| CN206468816U (en) * | 2016-12-28 | 2017-09-05 | 自贡兆强环保科技股份有限公司 | A kind of high-speed centrifugal compressor magnetic fluid seal device |
| CN106641273A (en) * | 2017-02-24 | 2017-05-10 | 自贡兆强环保科技股份有限公司 | Magnetic liquid seal device for chemical reactor and control system for magnetic liquid seal device |
| CN207486057U (en) * | 2017-09-30 | 2018-06-12 | 自贡兆强密封制品实业有限公司 | A kind of high temperature resistant vacuum reactor magnetic fluid seal device |
Non-Patent Citations (1)
| Title |
|---|
| 朱姗姗;李德才;王智森;杨晓雪;: "磁性液体密封与机械密封组合密封技术研究", 功能材料, no. 02, pages 02192 - 02200 * |
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| Publication number | Publication date |
|---|---|
| CN107606170B (en) | 2024-03-08 |
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