CN108386545A - Band rack double end-face mechanical sealing device - Google Patents
Band rack double end-face mechanical sealing device Download PDFInfo
- Publication number
- CN108386545A CN108386545A CN201810343844.4A CN201810343844A CN108386545A CN 108386545 A CN108386545 A CN 108386545A CN 201810343844 A CN201810343844 A CN 201810343844A CN 108386545 A CN108386545 A CN 108386545A
- Authority
- CN
- China
- Prior art keywords
- bearing block
- spring
- rack
- ring
- stationary ring
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 210000004907 gland Anatomy 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 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
- F16J15/3436—Pressing means
- F16J15/3452—Pressing means the pressing force resulting from the action of a spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0073—Sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/00256—Leakage
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention belongs to mixing plant technical fields, it is related to a kind of band rack double end-face mechanical sealing device, including being fastenedly connected in the noumenal seat of reaction kettle tank mouth flange, bearing block, the top surface installation frame of bearing block are installed in noumenal seat upper surface, rack top surface is installed by speed reducer, agitating shaft is arranged in inner hole of shaft sleeve in rotating support axle sleeve in bearing block, and agitating shaft lower end is stretched into reaction kettle, agitating shaft upper end is connected with the output shaft of speed reducer, and axle sleeve is fastenedly connected with agitating shaft by locking plate；Upper stationary ring is fixedly installed in the endoporus of the bearing block lower end, lower stationary ring is fixedly installed in the endoporus of noumenal seat upper end, boss surfaces correspond to the region between upper stationary ring and lower stationary ring and are fixed with spring base, the upper rotating ring of spring base upper end setting, lower rotating ring is arranged in spring base lower end, several spring eyes are provided on spring base.The device solves the problems, such as that double mechanical seal itself is limited to installation space.
Description
Technical field
The invention belongs to mixing plant technical fields, are related to a kind of band rack double end-face mechanical sealing device.
Background technology
The prior art, when reactor volume is smaller, operating pressure is higher in kettle, since space is restricted, nothing in rack
The lower double end-face mechanical sealing device of method installation.
Invention content
In view of the above-mentioned problems, providing a kind of band rack double end-face mechanical sealing device, which effectively solves the present invention
The problem of double mechanical seal itself is limited to installation space.
Technical solution according to the invention：A kind of band rack double end-face mechanical sealing device, it is characterised in that：Including tight
It is connected and is connected to the noumenal seat of reaction kettle tank mouth flange, bearing block, the top surface installation frame of bearing block, machine are installed in noumenal seat upper surface
Top of support installs speed reducer, rotating support axle sleeve in bearing block, agitating shaft is arranged in inner hole of shaft sleeve, reaction is stretched into agitating shaft lower end
In kettle, agitating shaft upper end is connected with the output shaft of speed reducer, and axle sleeve is fastenedly connected with agitating shaft by locking plate；The bearing
Upper stationary ring is fixedly installed in the endoporus of seat lower end, lower stationary ring is fixedly installed in the endoporus of noumenal seat upper end, boss surfaces correspond to upper quiet
Region between ring and lower stationary ring is fixed with spring base, the upper rotating ring of spring base upper end setting, the lower rotating ring of spring base lower end setting, bullet
It is provided with several spring eyes on spring abutment, spring is both provided in each spring eye, the opening upwards of a part of spring eye are placed in
Outer spring end face in the spring eye of opening upwards is held out against in the bottom surface of upper rotating ring, and Open Side Down for another part spring eye, sets
Outer spring end face in the spring eye that Open Side Down is pressed in the upper surface of lower rotating ring.
As a further improvement on the present invention, the agitating shaft is connected with the output shaft of speed reducer by shaft coupling, connection
Axis device is split jacket type shaft coupling.
As a further improvement on the present invention, organic frame inner bearing is fixed in the rack, and aligning axis is installed in bearing block
It holds, axle sleeve rotating support is in self-aligning bearing endoporus, and agitating shaft top diameter of axle rotating support is in the endoporus of rack inner bearing, rack
Annular radial protrusion limit in the mounting hole that inner bearing lower face passes through rack is fixed, and rack inner bearing upper surface passes through gland
It is fixed.
As a further improvement on the present invention, the spring base is fastenedly connected by holding screw and axle sleeve.
As a further improvement on the present invention, be located by connecting by positioning pin between the upper stationary ring and bearing block, under it is quiet
It is located by connecting by positioning pin between ring and noumenal seat.
As a further improvement on the present invention, the groove that the bearing block passes through the protrusion and noumenal seat upper surface of its bottom
It is located by connecting.
As a further improvement on the present invention, the upper surface of the upper rotating ring is resisted against the annular projection of stationary ring lower surface
On, the lower surface of lower rotating ring is resisted against on the annular projection of lower stationary ring upper surface.
The technical effects of the invention are that：The rack of product of the present invention is not direct with tank mouth flanged joint, saves installation
Space, more conducively reaction kettle upper cover upper orifice are arranged；The invention is monoblock type cascaded structure with rack, is sealed up positioned at machine
Portion, concentricity are high, and rotating ring, stationary ring stress are improved inside mechanical seal when stirring, the service life of prolonged mechanical sealing；It should
Invention is connect with speed reducer output shaft to be coupled using split jacket type shaft coupling, is easy to being rapidly assembled and disassembled for speed reducer；It should
Invention is increased without the length of agitating shaft, to improve the stability of stirring.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
The specific implementation mode of the present invention is further described below in conjunction with the accompanying drawings.
In Fig. 1, including lower stationary ring 1, lower rotating ring 2, spring base 3, spring 4, upper rotating ring 5, holding screw 6, upper stationary ring 7, stir
Mix axis 8, tank mouth flange 9, noumenal seat 10, bearing block 11, self-aligning bearing 12, rack 13, axle sleeve 14, locking plate 15, rack inner shaft
Hold 16, gland 17, shaft coupling 18, speed reducer 19 etc..
As shown in Figure 1, the present invention is a kind of band rack double end-face mechanical sealing device, including it is fastenedly connected in reaction kettle
Bearing block 11, the top surface installation frame 13 of bearing block 11, rack are installed in the noumenal seat 10 of tank mouth flange 9,10 upper surface of noumenal seat
Speed reducer 19 is installed in 13 top surfaces, rotating support axle sleeve 14 in bearing block 11, is arranged agitating shaft 8 in 14 endoporus of axle sleeve, under agitating shaft 8
End is stretched into reaction kettle, and 8 upper end of agitating shaft is connected with the output shaft of speed reducer 19, and axle sleeve 14 passes through locking plate with agitating shaft 8
15 are fastenedly connected；Upper stationary ring 7 is fixedly installed in 11 lower end endoporus of the bearing block, under being fixedly installed in 10 upper end endoporus of noumenal seat
Stationary ring 1,14 surface of axle sleeve correspond to the region between upper stationary ring 7 and lower stationary ring 1 and are fixed with spring base 3, the setting of 3 upper end of spring base
Upper rotating ring 5,3 lower end of spring base are arranged lower rotating ring 2, are provided with several spring eyes on spring base 3, are respectively provided in each spring eye
There are spring 4, the opening upwards of a part of spring eye, the outer spring end face being placed in the spring eye of opening upwards to hold out against in upper rotating ring
5 bottom surface, Open Side Down for another part spring eye, and the outer spring end face being placed in the spring eye that Open Side Down is pressed in lower dynamic
The upper surface of ring 2.
Agitating shaft 8 is connected with the output shaft of speed reducer 19 by shaft coupling 18, and shaft coupling 18 is split jacket type shaft coupling
Device.
Fix organic frame inner bearing 16 in rack 13, self-aligning bearing 12 be installed in bearing block 11,14 rotating support of axle sleeve in
12 endoporus of self-aligning bearing, 8 top diameter of axle rotating support of agitating shaft is in the endoporus of rack inner bearing 16,16 lower end of rack inner bearing
Annular radial protrusion limit in the mounting hole that face passes through rack 13 is fixed, and 16 upper surface of rack inner bearing is compressed by gland 17
It is fixed.
Spring base 3 is fastenedly connected by holding screw 6 and axle sleeve 14.
It is located by connecting by positioning pin between upper stationary ring 7 and bearing block 11, passes through positioning between lower stationary ring 1 and noumenal seat 10
Finger setting connects.
Bearing block 11 is located by connecting by the protrusion and the groove of 10 upper surface of noumenal seat of its bottom.
The upper surface of upper rotating ring 5 is resisted against on the annular projection of 7 lower surface of stationary ring, and the lower surface of lower rotating ring 2 is resisted against
On the annular projection of lower 1 upper surface of stationary ring.
The course of work of the present invention is as follows：Product of the present invention is solid by bolt by 10 lower flange of noumenal seat and tank mouth method 9
It is scheduled on together, mounting flange encrypts packing between face.When 19 output shaft of speed reducer rotates, pass through split 18 band of jacket type shaft coupling
Dynamic agitating shaft 8, axle sleeve 14, spring base 3, upper rotating ring 5, lower rotating ring 2 rotate together, and are fixed in bearing block 11 and noumenal seat 10
Upper stationary ring 7 and lower stationary ring 1 formed two groups of dynamic sealings, play sealing function.
Claims (7)
1. a kind of band rack double end-face mechanical sealing device, it is characterised in that：Including being fastenedly connected in reaction kettle tank mouth flange
（9）Noumenal seat（10）, noumenal seat（10）Upper surface is installed by bearing block（11）, bearing block（11）Top surface installation frame（13）,
Rack（13）Top surface is installed by speed reducer（19）, bearing block（11）Interior rotating support axle sleeve（14）, axle sleeve（14）Setting is stirred in endoporus
Mix axis（8）, agitating shaft（8）Lower end is stretched into reaction kettle, agitating shaft（8）Upper end and speed reducer（19）Output shaft be connected, axis
Set（14）With agitating shaft（8）Pass through locking plate（15）It is fastenedly connected；The bearing block（11）It is fixedly installed in the endoporus of lower end upper quiet
Ring（7）, noumenal seat（10）Lower stationary ring is fixedly installed in the endoporus of upper end（1）, axle sleeve（14）Surface corresponds to upper stationary ring（7）It is quiet under
Ring（1）Between region be fixed with spring base（3）, spring base（3）The upper rotating ring of upper end setting（5）, spring base（3）Under the setting of lower end
Rotating ring（2）, spring base（3）On be provided with several spring eyes, be both provided with spring in each spring eye（4）, a part of spring
The opening upwards in hole, the outer spring end face being placed in the spring eye of opening upwards are held out against in upper rotating ring（5）Bottom surface, another part
Open Side Down for spring eye, and the outer spring end face being placed in the spring eye that Open Side Down is pressed in lower rotating ring（2）Upper surface.
2. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The agitating shaft（8）With
Speed reducer（19）Output shaft pass through shaft coupling（18）It is connected, shaft coupling（18）For split jacket type shaft coupling.
3. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The rack（13）It is interior solid
Determine organic frame inner bearing（16）, bearing block（11）Interior installation self-aligning bearing（12）, axle sleeve（14）Rotating support is in self-aligning bearing
（12）Endoporus, agitating shaft（8）Top diameter of axle rotating support is in rack inner bearing（16）Endoporus in, rack inner bearing（16）Lower end
Face passes through rack（13）Mounting hole in annular radial protrusion limit fix, rack inner bearing（16）Upper surface passes through gland
（17）It is fixed.
4. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The spring base（3）It is logical
Cross holding screw（6）With axle sleeve（14）It is fastenedly connected.
5. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The upper stationary ring（7）With
Bearing block（11）Between be located by connecting by positioning pin, lower stationary ring（1）With noumenal seat（10）Between be located by connecting by positioning pin.
6. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The bearing block（11）It is logical
Cross the protrusion and noumenal seat of its bottom（10）The groove of upper surface is located by connecting.
7. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that：The upper rotating ring（5）'s
Upper surface is resisted against stationary ring（7）On the annular projection of lower surface, lower rotating ring（2）Lower surface be resisted against lower stationary ring（1）Upper table
On the annular projection in face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810343844.4A CN108386545B (en) | 2018-04-17 | 2018-04-17 | Double-end-face mechanical sealing device with rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810343844.4A CN108386545B (en) | 2018-04-17 | 2018-04-17 | Double-end-face mechanical sealing device with rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108386545A true CN108386545A (en) | 2018-08-10 |
| CN108386545B CN108386545B (en) | 2024-02-09 |
Family
ID=63064976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810343844.4A Active CN108386545B (en) | 2018-04-17 | 2018-04-17 | Double-end-face mechanical sealing device with rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108386545B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420628A (en) * | 2019-01-09 | 2020-07-17 | 东营职业学院 | Chemical reaction kettle |
| CN114192021A (en) * | 2021-12-24 | 2022-03-18 | 安徽松羽工程技术设备有限公司 | High-speed centrifugal degassing dispersion machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683239Y (en) * | 2003-10-27 | 2005-03-09 | 田克俭 | Radial double end sealing four-column type stirring device |
| WO2008017210A1 (en) * | 2006-08-04 | 2008-02-14 | Jun Liu | A mechanical sealing device of motor direct-drive screw pump |
| CN203023496U (en) * | 2012-12-18 | 2013-06-26 | 浙江兰天机械密封件有限公司 | Shift fork surface transmission double-end-face mechanical seal device for kettle |
| CN103821942A (en) * | 2013-07-03 | 2014-05-28 | 东营海森密封技术有限责任公司 | Double mechanical sealing method and double mechanical sealing device for kettle gas films |
| CN104696520A (en) * | 2013-12-04 | 2015-06-10 | 丹东波纹管密封有限公司 | Follow-up double mechanical seal for kettle |
| CN204493724U (en) * | 2015-01-09 | 2015-07-22 | 淄博三田化工装备有限公司 | Static axial double mechanical seal structure, stirrer and stirred tank |
| WO2016058457A1 (en) * | 2014-10-15 | 2016-04-21 | 邢宇 | Bushing for cooling dual-side mechanical seal friction pair and centrifugal pump cooling system thereof |
| WO2016155221A1 (en) * | 2015-03-31 | 2016-10-06 | 邢宇 | Closed type mechanical sealing pump efficiency ring and shaft seal flushing system having pump efficiency ring |
| CN208204014U (en) * | 2018-04-17 | 2018-12-07 | 江苏浩特隆搅拌设备有限公司 | Band rack double end-face mechanical sealing device |
-
2018
- 2018-04-17 CN CN201810343844.4A patent/CN108386545B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683239Y (en) * | 2003-10-27 | 2005-03-09 | 田克俭 | Radial double end sealing four-column type stirring device |
| WO2008017210A1 (en) * | 2006-08-04 | 2008-02-14 | Jun Liu | A mechanical sealing device of motor direct-drive screw pump |
| CN203023496U (en) * | 2012-12-18 | 2013-06-26 | 浙江兰天机械密封件有限公司 | Shift fork surface transmission double-end-face mechanical seal device for kettle |
| CN103821942A (en) * | 2013-07-03 | 2014-05-28 | 东营海森密封技术有限责任公司 | Double mechanical sealing method and double mechanical sealing device for kettle gas films |
| CN104696520A (en) * | 2013-12-04 | 2015-06-10 | 丹东波纹管密封有限公司 | Follow-up double mechanical seal for kettle |
| WO2016058457A1 (en) * | 2014-10-15 | 2016-04-21 | 邢宇 | Bushing for cooling dual-side mechanical seal friction pair and centrifugal pump cooling system thereof |
| CN204493724U (en) * | 2015-01-09 | 2015-07-22 | 淄博三田化工装备有限公司 | Static axial double mechanical seal structure, stirrer and stirred tank |
| WO2016155221A1 (en) * | 2015-03-31 | 2016-10-06 | 邢宇 | Closed type mechanical sealing pump efficiency ring and shaft seal flushing system having pump efficiency ring |
| CN208204014U (en) * | 2018-04-17 | 2018-12-07 | 江苏浩特隆搅拌设备有限公司 | Band rack double end-face mechanical sealing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420628A (en) * | 2019-01-09 | 2020-07-17 | 东营职业学院 | Chemical reaction kettle |
| CN114192021A (en) * | 2021-12-24 | 2022-03-18 | 安徽松羽工程技术设备有限公司 | High-speed centrifugal degassing dispersion machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108386545B (en) | 2024-02-09 |
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