CN207297864U - A kind of packing seal pretension compensation mechanism - Google Patents
A kind of packing seal pretension compensation mechanism Download PDFInfo
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- CN207297864U CN207297864U CN201720907315.3U CN201720907315U CN207297864U CN 207297864 U CN207297864 U CN 207297864U CN 201720907315 U CN201720907315 U CN 201720907315U CN 207297864 U CN207297864 U CN 207297864U
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- pretension
- airtight
- compensation adjustment
- flange
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Abstract
A kind of packing seal pretension compensation mechanism provided by the utility model, wherein, filler sleeve lining is provided with airtight and watertight padding；Filler sleeve lining is close in the inner surface parcel shaft of airtight and watertight padding, the outer surface of airtight and watertight padding, and the first end of airtight and watertight padding abuts stuffing seal mounting flange, and the second end of airtight and watertight padding abuts pretension compensation adjustment pressing sleeve；Pretension compensation adjustment pressing sleeve can be towards airtight and watertight padding campaign.The utility model is acted on by the movement of pretension compensation adjustment pressing sleeve, so that airtight and watertight padding is compacted and is pressed hard to shaft, reach the effect of sealing, and, after equipment long-play, airtight and watertight padding may become loose, only need airtight and watertight padding can be compressed by the movement effect of pretension compensation adjustment pressing sleeve at this time, recover or reach sealing effect again, the trouble of disassemblerassembler is eliminated again, the technical problem for solving the pretension maintenance process that airtight and watertight padding how is easily and efficiently completed in the case of not detaching equipment.
Description
Technical field
It the utility model is related to mechanical rotating shaft mechanism technology field, more particularly to a kind of packing seal pretension compensation mechanism.
Background technology
In some relatively large material containers or conveying equipment, play the role of the shaft of stirring, conveying etc., be typically two
End is installed in rack by rolling bearing, and wherein one end can connect driving device, such as motor, remaining is as processing material
Active section.Axis constantly stirs or conveys material under driving device effect.
For this patent by taking screw conveyor as an example, shaft both ends are provided with bearing.Due to shaft long-term disposal material, if not
Bearing is protected, material particles are easy to intrusion bearing, and then directly damage bearing.Therefore, in addition to general oil sealing,
Also need to continue the intrusion for adding some circle airtight and watertight paddings just to can effectively prevent material particles.
Airtight and watertight padding has a problem that in actual use, is exactly the filler under the long-term continuous running effect of shaft
It can be worn and extrude under the Long Term Contact stress of shaft, and then lose certain elasticity, sealing effect is had a greatly reduced quality.This
Solution when a is, it is only necessary to which the outer plate of airtight and watertight padding is inwardly adjusted distance, you can inner stuffing is tightened, from
And regain required pretightning force and sealing effect.
But conventional solution there are it is one very big the defects of, be exactly pretension regulation device conventional arrangement in equipment
Portion, stuffing seal are required for pulling down from complete machine in the lump together with bearing and flange every time, could carry out above-mentioned pretension and arrange
Apply.This process is extremely onerous, be nearly identical to be a new machine assembling overall process, it is time-consuming and laborious, also easily bearing is made
The destruction of Cheng Xin.
How can be in the case of not detaching equipment, the pretension that just can easily and efficiently complete airtight and watertight padding was safeguarded
Journey, is those skilled in the art's technical issues that need to address.
Utility model content
The utility model discloses a kind of packing seal pretension compensation mechanism, for solving in the case of not detaching equipment
How the technical problem of the pretension maintenance process of airtight and watertight padding is easily and efficiently completed.
A kind of packing seal pretension compensation mechanism that the utility model embodiment provides, including：Stuffing seal is installed
Flange, filler sleeve, pretension compensation adjustment pressing sleeve；
The filler sleeve lining is provided with airtight and watertight padding；
The inner surface parcel shaft of the airtight and watertight padding, the outer surface of the airtight and watertight padding is close in the filler sleeve
Wall, the first end of the airtight and watertight padding abut the stuffing seal mounting flange, and the second end of the airtight and watertight padding abuts
The pretension compensation adjustment pressing sleeve；
The pretension compensation adjustment pressing sleeve can be towards the airtight and watertight padding campaign.
Preferably, the utility model further includes：Pretension compensation adjustment flange, pretension compensation adjustment bolt, pretension compensation are adjusted
Save nut；
The pretension compensation adjustment flange is fixedly connected with the pretension compensation adjustment pressing sleeve；
The head of the pretension compensation adjustment bolt is fixedly connected with the pretension compensation adjustment flange；
The pretension compensation adjustment nut is arranged at outside bearing block pivot flange；
The pretension compensation adjustment nut passes through the pretension compensation adjustment pressing sleeve with the pretension compensation adjustment bolt
The pretension compensation adjustment flange drives the pretension compensation adjustment pressing sleeve to be axially moved.
Preferably, it is arranged at the sealing relative to the pretension compensation adjustment flange, the pretension compensation adjustment nut
The same side of filler.
Preferably, the utility model further includes：Conveying tube end flange, material delivery pipe body, the first bolt group；
The bearing block pivot flange is locked by the first bolt group with the conveying tube end flange and connected；
The conveying tube end flange is fixedly connected with the material delivery pipe body.
Preferably, the shaft end installation pedestal includes：The first bolt group, the bearing block pivot flange, bearing block,
Angular contact ball bearing, deep groove ball bearing；
The bearing block pivot flange is fixedly connected with the bearing block；
The angular contact ball bearing and the deep groove ball bearing are provided with the bearing block；
The angular contact ball bearing and the deep groove ball bearing are used to support the shaft.
Preferably, the shaft end installation pedestal further includes：Circlip for shaft；
The circlip for shaft is with the deep groove ball bearing Matching installation in the shaft.
Preferably, the shaft end installation pedestal further includes：End cover and end cap fixing screws group；
The end cover is fixed on the bearing block by the end cap fixing screws group.
Preferably, the stuffing seal mounting flange is fixedly connected with the bearing block pivot flange.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages：
A kind of packing seal pretension compensation mechanism provided by the utility model, including：Stuffing seal mounting flange, fill out
Expect sleeve, pretension compensation adjustment pressing sleeve；The filler sleeve lining is provided with airtight and watertight padding；The inner surface bag of the airtight and watertight padding
Shaft is wrapped up in, the filler sleeve lining is close in the outer surface of the airtight and watertight padding, and the first end of the airtight and watertight padding is against described
Stuffing seal mounting flange, the second end of the airtight and watertight padding abut the pretension compensation adjustment pressing sleeve；The pretension is mended
Repaying adjusting pressing sleeve can be towards the airtight and watertight padding campaign.The utility model is acted on by the movement of pretension compensation adjustment pressing sleeve so that
Airtight and watertight padding be compacted under the action of filler sleeve, stuffing seal mounting flange and pretension compensation adjustment pressing sleeve and to turn
Axis is pressed hard, reaches the effect of sealing, moreover, after equipment long-play, airtight and watertight padding may become loose, only need at this time
Airtight and watertight padding can be compressed by the movement effect of pretension compensation adjustment pressing sleeve, recover or reach sealing effect again, save
Again the trouble of disassemblerassembler, solves and how easily and efficiently to complete the pre- of airtight and watertight padding in the case of not detaching equipment
The technical problem of tight maintenance process.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is that a kind of packing seal pretension compensation mechanism provided in the utility model embodiment is installed on non-motor side
Structure diagram；
Fig. 2 is that a kind of packing seal pretension compensation mechanism provided in the utility model embodiment is installed on motor one end
Structure diagram；
Wherein reference numeral is as follows：
1st, conveying tube end flange；2nd, the first bolt group；3rd, bearing block pivot flange；4th, bearing block；5th, angular contact ball axis
Hold；6th, deep groove ball bearing；7th, circlip for shaft；8th, end cover；9th, end cap fixing screws group；10th, stuffing seal is pacified
Fill flange；11st, pretension compensation adjustment nut；12nd, filler sleeve；13rd, pretension compensation adjustment bolt；14th, pretension compensation adjustment method
It is blue；15th, pretension compensation adjustment pressing sleeve；16th, airtight and watertight padding；17th, shaft；18th, material delivery pipe body.
Embodiment
The utility model discloses a kind of packing seal pretension compensation mechanism, for solving in the case of not detaching equipment
How the technical problem of the pretension maintenance process of airtight and watertight padding is easily and efficiently completed.
Referring to Fig. 1, a kind of one embodiment for packing seal pretension compensation mechanism that the utility model embodiment provides,
Including：Stuffing seal mounting flange 10, filler sleeve 12, pretension compensation adjustment pressing sleeve 15；
12 inner wall of filler sleeve is provided with airtight and watertight padding 16；
The inner surface parcel shaft 17 of airtight and watertight padding 16,12 inner wall of filler sleeve is close in the outer surface of airtight and watertight padding 16, close
The first end of packing material 16 abuts stuffing seal mounting flange 10, and the second end of airtight and watertight padding 16 abuts pretension compensation adjustment
Pressing sleeve 15；
Pretension compensation adjustment pressing sleeve 15 can be moved towards airtight and watertight padding 16.
The utility model embodiment is acted on by the movement of pretension compensation adjustment pressing sleeve 15 so that airtight and watertight padding 16 is in filler
It is compacted under the action of sleeve 12, stuffing seal mounting flange 14 and pretension compensation adjustment pressing sleeve 15 and tight to shaft 17
Force, reach the effect of sealing, moreover, after equipment long-play, airtight and watertight padding 16 may become loose, only need to lead at this time
Airtight and watertight padding 16 can be compressed by crossing the movement effect of pretension compensation adjustment pressing sleeve 15, recovered or reached sealing effect again, save
The trouble of disassemblerassembler has been gone again, has solved and how easily and efficiently to complete airtight and watertight padding 16 in the case of not detaching equipment
Pretension maintenance process technical problem.
It should be noted that the movement of the pretension compensation adjustment pressing sleeve 15 in the utility model can be by setting movement driving
Device realizes that those skilled in the art can easily design motor, push away according to the orientation movements of pretension compensation adjustment pressing sleeve 15
The devices such as pull rod, piston rod realize the orientation movements of pretension compensation adjustment pressing sleeve 15, and details are not described herein again.
Further, the utility model further includes：Pretension compensation adjustment flange 14, pretension compensation adjustment bolt 13, pretension
Compensation adjustment nut 11；
Pretension compensation adjustment flange 14 is fixedly connected with pretension compensation adjustment pressing sleeve 15；
The head of pretension compensation adjustment bolt 13 is fixedly connected with pretension compensation adjustment flange 14；
Pretension compensation adjustment nut 11 is arranged at outside bearing block pivot flange 3；
Pretension compensation adjustment nut 11 and the locking of pretension compensation adjustment bolt 13 act through pretension compensation adjustment flange
14 drive pretension compensation adjustment pressing sleeves 15 are axially moved.
Pretension compensation adjustment nut 11 and the locking effect of pretension compensation adjustment bolt 13 work as pretension compensation adjustment nut
11 when tightening, and pretension compensation adjustment nut 11 and pretension compensation adjustment bolt 13 are close to each other, and due to bearing block pivot flange
Between pretension compensation adjustment nut 11 and pretension compensation adjustment bolt 13, so that pretension compensation adjustment bolt 13 moves,
So as to drive pretension compensation adjustment flange 14, drive pretension compensation adjustment pressing sleeve 15 to be axially moved.
Under this further scheme, since pretension compensation adjustment nut 11 is arranged at outside bearing block pivot flange 3,
When nut is being tightened, the reaction force of bearing block pivot flange 3 is received so that pretension compensation adjustment bolt 13 is toward bearing block
The direction movement of pivot flange 3, then drives pretension compensation adjustment flange 14 and pretension compensation adjustment pressing sleeve 15 to move, so that real
Showed the movement of pretension compensation adjustment pressing sleeve 15, particularly pretension compensation adjustment pressing sleeve 15 towards airtight and watertight padding campaign, so as to fulfill
Airtight and watertight padding 16 is compacted, and is recovered sealing effect or is reached better seal effect, solves the situation in not detaching equipment
Under how easily and efficiently to complete airtight and watertight padding pretension maintenance process technical problem.In addition, nut can be into when release
The corresponding logical derivation of row, details are not described herein again.
Additionally due to pretension compensation adjustment nut 11 is arranged at outside bearing block pivot flange 3, thus in maintenance process,
Detaching equipment is not required.
Further, it is arranged at airtight and watertight padding 16 relative to pretension compensation adjustment flange 14, pretension compensation adjustment nut 11
The same side, at this time, when pretension compensation adjustment nut 11 is tightened, may be such that pretension compensation adjustment flange 14 toward towards sealing fill out
The movement of material 16, that is, drive pretension compensation adjustment pressing sleeve 15 to be moved towards airtight and watertight padding 16.
Further, the utility model further includes：Conveying tube end flange 1, material delivery pipe body 18, the first bolt group 2；
Bearing block pivot flange 3 is locked by the first bolt group 2 with conveying tube end flange 1 and connected；
Conveying tube end flange 1 is fixedly connected with material delivery pipe body 18.
Further, shaft end installation pedestal includes：First bolt group 2, bearing block pivot flange 3, bearing block 4, angular contact
Ball bearing 5, deep groove ball bearing 6；
Bearing block pivot flange 3 is fixedly connected with bearing block 4；
Angular contact ball bearing 5 and deep groove ball bearing 6 are provided with bearing block；
Angular contact ball bearing 5 and deep-groove ball axis 6, which are held, is used to support shaft 17.
Further, shaft end installation pedestal further includes：Circlip for shaft 7；
Circlip for shaft 7 is with 6 Matching installation of deep groove ball bearing in shaft 17.
Further, shaft end installation pedestal further includes：End cover 8 and end cap fixing screws group 9；
End cover 8 is fixed on bearing block 4 by end cap fixing screws group 9, for protecting bearing block 4 and bearing 17.
Further, stuffing seal mounting flange 10 is fixedly connected with bearing block pivot flange 3.
Referring to Fig. 1, bearing block pivot flange 3 is locked together with conveying tube end flange 1 by the first bolt group 2,
So that the IIth construction unit (shaft end installation pedestal) has been fixed on above the material delivery pipe body 18 of the Ith construction unit；
Stuffing seal mounting flange 10 is bolted with bearing block 4 and is locked together, so that Section III structure
Unit (packing seal pretension compensation mechanism) has been fixed on the IIth construction unit (shaft end installation pedestal) above；
IVth construction unit (shaft 17) is installed on the IIth construction unit (axis by bearing 5,6 and circlip for shaft 7
Hold installation pedestal) on.
And Section III construction unit, that is, packing seal pretension compensation mechanism：
Packing seal pretension compensation mechanism is divided into two parts：First part is fixed part, by stuffing seal
Mounting flange 10, filler sleeve 12 and respective bolt group are formed, and wherein filler sleeve inner, which is placed with airtight and watertight padding, (has compression
The inner wall of filler sleeve 12 is close in leakproofness, outer surface, and inner surface is close to that shaft 17 is cylindrical, and right end is pacified against stuffing seal
Flange 10 is filled, left end is compressed by the port of pretension compensation adjustment pressing sleeve 15)；The second part is movable part, and pretension compensation is adjusted
Section flange 14 welds together with pretension compensation adjustment pressing sleeve 15, then passes through the sufficiently long pretension compensation adjustment bolt 13 of length
Be locked at pretension compensation adjustment nut 11 on bearing block pivot flange 3, wherein, pretension compensation adjustment pressing sleeve 15 cylindrical but with
The inner wall small―gap suture of filler sleeve 12 coordinates so that movable part can be in pretension compensation adjustment bolt 13 and pretension compensation adjustment
Move right under the locking effect of nut 11 on fixed part, so as to compress the airtight and watertight padding 16 of inside.
Ith construction unit includes conveying tube end flange 1 and material delivery pipe body 18；
II construction unit, that is, shaft end installation pedestal, including the first bolt group 2, bearing block pivot flange 3, bearing block 4, angle
Contact ball bearing 5, deep groove ball bearing 6, circlip for shaft 7, end cover 8, end cap fixing screws group 9.
Section III construction unit, that is, packing seal pretension compensation mechanism, including stuffing seal mounting flange 10, pretension are mended
Repay adjusting nut 11, filler sleeve 12, pretension compensation adjustment bolt 13, pretension compensation adjustment flange 14, pretension compensation adjustment pressure
Set 15, airtight and watertight padding 16.
IV construction unit, that is, shaft 17.
Mechanism of the above mechanism in application is as follows：
After the use of some cycles, airtight and watertight padding 16 slowly becomes loose, and sealing effect declines；
Operating personnel carry out being screwed into operation in the outside of equipment with spanner to pretension compensation adjustment nut 11；
Packing seal pretension compensation mechanism moves right so as to oppress airtight and watertight padding 16, directly under the coupling mechanism force effect of bolt
Untill new required sealing effect is finally reached to it.
1st, the utility model embodiment operating process is easily convenient, pretensioning effect is good.
It need not make any dismounting, only need to adjust pre-load nut with spanner outside complete machine, you can be easily accomplished airtight and watertight padding
Pretension force compensating maintenance work.
2nd, the utility model embodiment simple and ingenious structure, manufacture are of low cost.
Using conventional flanged joint and threaded connection, i.e., the change of internal mechanism is efficiently transferred to outside and is controlled
System, therefore be also very easy in terms of the manufacturing, cost is very low.
Referring to Fig. 2, when the utility model is installed on motor, installed as shown in Figure 2, at this time the utility model
End cover 8 and end cap fixing screws group 9 is not required in embodiment, but is directly installed on bearing block 4 on motor by flange.
Being fixedly connected in the utility model embodiment can be welded to connect, paste connection, threaded screw connection, flange
The mode that connection etc. is fixedly connected.
A kind of packing seal pretension compensation mechanism provided by the utility model is described in detail above, for this
The those skilled in the art in field, based on the idea of the embodiment of the present invention, can in specific embodiments and applications
There is change part, in conclusion this specification content should not be construed as the limitation to the utility model.
Claims (8)
- A kind of 1. packing seal pretension compensation mechanism, it is characterised in that including：Stuffing seal mounting flange, filler sleeve, Pretension compensation adjustment pressing sleeve；The filler sleeve lining is provided with airtight and watertight padding；The inner surface parcel shaft of the airtight and watertight padding, the filler sleeve lining, institute are close in the outer surface of the airtight and watertight padding The first end for stating airtight and watertight padding abuts the stuffing seal mounting flange, and the second end of the airtight and watertight padding is against described pre- Tight compensation adjustment pressing sleeve；The pretension compensation adjustment pressing sleeve can be towards the airtight and watertight padding campaign.
- 2. a kind of packing seal pretension compensation mechanism according to claim 1, it is characterised in that further include：Pretension compensates Regulating flange, pretension compensation adjustment bolt, pretension compensation adjustment nut；The pretension compensation adjustment flange is fixedly connected with the pretension compensation adjustment pressing sleeve；The head of the pretension compensation adjustment bolt is fixedly connected with the pretension compensation adjustment flange；The pretension compensation adjustment nut is arranged at outside bearing block pivot flange；The pretension compensation adjustment nut passes through the pretension compensation adjustment pressing sleeve with the pretension compensation adjustment bolt described Pretension compensation adjustment flange drives the pretension compensation adjustment pressing sleeve to be axially moved.
- 3. a kind of packing seal pretension compensation mechanism according to claim 2, it is characterised in that mended relative to the pretension Regulating flange is repaid, the pretension compensation adjustment nut is arranged at the same side of the airtight and watertight padding.
- 4. a kind of packing seal pretension compensation mechanism according to claim 2, it is characterised in that further include：Convey pipe end Portion's flange, material delivery pipe body, the first bolt group；The bearing block pivot flange is locked by the first bolt group with the conveying tube end flange and connected；The conveying tube end flange is fixedly connected with the material delivery pipe body.
- 5. a kind of packing seal pretension compensation mechanism according to claim 4, it is characterised in that further include shaft end installation base Seat, the shaft end installation pedestal include：The first bolt group, the bearing block pivot flange, bearing block, angular contact ball axis Hold, deep groove ball bearing；The bearing block pivot flange is fixedly connected with the bearing block；The angular contact ball bearing and the deep groove ball bearing are provided with the bearing block；The angular contact ball bearing and the deep groove ball bearing are used to support the shaft.
- A kind of 6. packing seal pretension compensation mechanism according to claim 5, it is characterised in that the shaft end installation pedestal Further include：Circlip for shaft；The circlip for shaft is with the deep groove ball bearing Matching installation in the shaft.
- A kind of 7. packing seal pretension compensation mechanism according to claim 5, it is characterised in that the shaft end installation pedestal Further include：End cover and end cap fixing screws group；The end cover is fixed on the bearing block by the end cap fixing screws group.
- A kind of 8. packing seal pretension compensation mechanism according to claim 2, it is characterised in that the stuffing seal Mounting flange is fixedly connected with the bearing block pivot flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907315.3U CN207297864U (en) | 2017-07-25 | 2017-07-25 | A kind of packing seal pretension compensation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907315.3U CN207297864U (en) | 2017-07-25 | 2017-07-25 | A kind of packing seal pretension compensation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297864U true CN207297864U (en) | 2018-05-01 |
Family
ID=62447303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720907315.3U Active CN207297864U (en) | 2017-07-25 | 2017-07-25 | A kind of packing seal pretension compensation mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN207297864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975738A (en) * | 2019-05-24 | 2020-11-24 | 北京海益同展信息科技有限公司 | Clamping device and track inspection robot |
| CN115823903A (en) * | 2023-01-09 | 2023-03-21 | 山东斯特尔新能源科技有限公司 | Adjustable temperature measuring device for high-temperature and high-pressure equipment |
-
2017
- 2017-07-25 CN CN201720907315.3U patent/CN207297864U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975738A (en) * | 2019-05-24 | 2020-11-24 | 北京海益同展信息科技有限公司 | Clamping device and track inspection robot |
| CN111975738B (en) * | 2019-05-24 | 2023-09-01 | 京东科技信息技术有限公司 | Clamping device and track inspection robot |
| CN115823903A (en) * | 2023-01-09 | 2023-03-21 | 山东斯特尔新能源科技有限公司 | Adjustable temperature measuring device for high-temperature and high-pressure equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180622 Address after: 518000 B, seat 1509, innovation and Technology Plaza, Tianan Digital City, Futian District, Shenzhen, Guangdong Patentee after: Shenzhen Ze source energy Limited by Share Ltd Address before: 511340 704-705, room 20, Yanjiang Avenue, 20 Xintang Road, Xintang Town, Zengcheng, Guangzhou, Guangdong. Patentee before: GUANGZHOU WEISHI ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |
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| TR01 | Transfer of patent right |