CN206111801U - Sealing bolt who connects fastening - Google Patents
Sealing bolt who connects fastening Download PDFInfo
- Publication number
- CN206111801U CN206111801U CN201621064072.3U CN201621064072U CN206111801U CN 206111801 U CN206111801 U CN 206111801U CN 201621064072 U CN201621064072 U CN 201621064072U CN 206111801 U CN206111801 U CN 206111801U
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- CN
- China
- Prior art keywords
- sealing
- bullet
- packing ring
- screw
- driving
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a sealing bolt who connects fastening, including supplementary screw rod, driving screw, drive packing ring, first sealing washer, nut, spring, fastener and second sealing washer, be equipped with the screw thread on the supplementary screw rod, install the nut on the supplementary screw rod, the below of drive packing ring is equipped with first sealing washer, the first sealing washer of drive packing ring drive removes, the periphery of driving screw is equipped with the screw thread, the driving screw is equipped with first conical body with the centre of supplementary screw rod, first conical body cooperatees with first sealing washer, be equipped with the spring in the installation cavity, the spring links to each other with fastener, the lower extreme of screw rod is equipped with the deuteropyramid physique, the below of deuteropyramid physique is equipped with the polished rod, inlay on the polished rod and be equipped with the second sealing washer, the cooperation of fastener and spring, frictional force between increase screw thread and the connecting piece makes bolted connection more firm, and double sealing avoids the leakage phenomenon of bolted connection department.
Description
【Technical field】
The utility model is related to the technical field of Hardware fitting, particularly a kind of sealing bolt of connection fastening.
【Background technology】
Bolt is a kind of conventional securing member.Bolt is generally played with the screwed hole cooperation on nut or machine and is connected fastening
The effect of parts, but when the parts that it is connected are chronically at, vibratory shock load is larger and frequently building ring
During border, the fastening effect between bolt, nut connecting component is deteriorated, and have impact on the service behaviour and stability of plant equipment, institute
When carrying out locking parts with bolt, generally parts are locked again after increase spring washer, by spring washer
Elastic force is increasing the frictional force of the screw thread on bolt, but this fastening means is likely to occur showing for bolt abjection screwed hole
As in order to prevent introduced contaminants and internal flow from bolt connection position infiltration leakage, people have invented a series of mode
Bolt is sealed.Such as, pad can effectively prevent bolt with surface of test piece and the leakage with nut faying face position；Spiral shell
Sealing at line can be realized by fluid sealant；Sealing ring is installed in screw thread position, the locking of screw thread position and sealing is realized, but
These can not effectively prevent the infiltration leakage at bolt connection, it is impossible to enough be prevented effectively from the loosening of bolt, therefore proposition one
Plant the sealing bolt of connection fastening.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, it is proposed that a kind of sealing spiral shell of connection fastening
Bolt, using the cooperation for driving packing ring and the first sealing ring, mutually extrudes between the first sealing ring and installing hole, produces reaction
Power, can form effectively sealing, it is to avoid the leakage phenomenon at bolt connection in junction, using matching somebody with somebody for fastener and spring
Close, increase the frictional force between the screw thread and connector on bolt, and the swelling clamping screw for passing through the second sealing ring, make spiral shell
Tether and connect more firm.
For achieving the above object, the utility model proposes a kind of connect the sealing bolt for fastening, including auxiliary threaded rod, master
Screw rod, driving packing ring, the first sealing ring, nut, spring, fastener and the second sealing ring, the auxiliary threaded rod is provided with spiral shell
Line, is provided with nut on the auxiliary threaded rod, driving packing ring is provided with below the nut, is provided with below the driving packing ring
First sealing ring, the driving packing ring drives the movement of the first sealing ring, and the periphery of the driving screw is provided with screw thread, the driving screw
The first bullet is provided with the centre of auxiliary threaded rod, first bullet is engaged with the first sealing ring, under the screw rod
Side is provided with installation cavity, and spring is provided with the installation cavity, and the spring is connected with fastener, and the lower end of the screw rod is provided with the
Two bullets, are provided with polished rod below second bullet, the second sealing ring, second sealing are embedded with the polished rod
Circle is engaged with fastener.
Preferably, the fastener includes slide bar and drive division, the slide bar is connected with spring, the slide bar
Lower end is provided with drive division, and the cross sectional shape of the drive division is annular, and the outer diameter length of the drive division is not more than driving screw
Outer diameter length.
Preferably, the top of the installation cavity is provided with installation fixture block, annular slot is offered on the installation fixture block, institute
State spring to be inlaid on annular slot.
Preferably, the driving packing ring includes packing ring and actuating sleeve, the external diameter of the packing ring is more than the external diameter of actuating sleeve,
The external diameter of the actuating sleeve is equal to the external diameter of driving screw, and the height of the actuating sleeve is equal to the height of the first bullet.
Preferably, the external diameter of the polished rod is less than the length of the external diameter of driving screw, the depth of the fastener is equal to
The length of polished rod.
Preferably, the upper surface external diameter of first bullet is equal to the outer diameter length of auxiliary threaded rod, first cone
The external diameter of the lower surface of body is equal to the outer diameter length of driving screw.
Preferably, first bullet is identical with the taper of the second bullet.
Preferably, being provided with groove at the top of the auxiliary threaded rod, the groove is a word groove, cross recess and six sides
One in connected in star.
The beneficial effects of the utility model：The utility model is by auxiliary threaded rod, driving screw, driving packing ring, the first sealing
The cooperation of circle, nut, spring, fastener and the second sealing ring etc., using the cooperation for driving packing ring and the first sealing ring, in rotation
During tight bolt, packing ring is driven to drive the first sealing ring to move down, the first sealing ring and the first taper mates, the
Mutually extrude between one sealing ring and installing hole, produce reaction force, effectively sealing can be formed in junction, it is to avoid bolt
The leakage phenomenon of junction, using the cooperation of fastener and spring, can increase in certain active force that is axially formed of bolt
The frictional force between screw thread and connector on king-bolt, and the swelling clamping screw for passing through the second sealing ring, connect bolt
Connect more firm.
Feature of the present utility model and advantage will combine accompanying drawing and be described in detail by embodiment.
【Description of the drawings】
Fig. 1 is a kind of structural representation of the sealing bolt of connection fastening of the utility model；
Fig. 2 is a kind of operating diagram of the sealing bolt of connection fastening of the utility model；
Fig. 3 is a kind of structural representation of the installation fixture block of the sealing bolt of connection fastening of the utility model；
Fig. 4 is a kind of structural representation of the driving packing ring of the sealing bolt of connection fastening of the utility model；
Fig. 5 is a kind of structural representation of the fastener of the sealing bolt of connection fastening of the utility model.
In figure：1- auxiliary threaded rods, 2- driving screws, 3- drive packing ring, the sealing rings of 4- first, 5- nuts, 6- springs, 7- fastenings
Device, the sealing rings of 8- second, the bullets of 11- first, 12- grooves, 21- installation cavitys, 22- install fixture block, the bullets of 23- second,
24- polished rods, 221- annular slots, 31- packing rings, 32- actuating sleeves, 71- slide bars, 72- drive divisions.
【Specific embodiment】
Refering to Fig. 1 to Fig. 5 the utility model it is a kind of connection fastening sealing bolt, including auxiliary threaded rod 1, driving screw 2, drive
Washer 3, the first sealing ring 4, nut 5, spring 6, the sealing ring 8 of fastener 7 and second, the auxiliary threaded rod 1 is provided with spiral shell
Line, is provided with nut 5 on the auxiliary threaded rod 1, the lower section of the nut 5 is provided with driving packing ring 3, under the driving packing ring 3
Side is provided with the first sealing ring 4, and the driving packing ring 3 drives the first sealing ring 4 to move, and the periphery of the driving screw 2 is provided with screw thread,
The driving screw 2 is provided with the first bullet 11, first bullet 11 and the phase of the first sealing ring 4 with the centre of auxiliary threaded rod 1
Coordinate, the lower section of the screw rod 2 is provided with installation cavity 21, the installation cavity 21 and is provided with spring 6, the spring 6 and fastener 7
It is connected, the lower end of the screw rod 2 is provided with the second bullet 23, and the lower section of second bullet 23 is provided with polished rod 24, the light
The second sealing ring 8 is embedded with bar 24, second sealing ring 8 is engaged with fastener 7.The fastener 7 includes sliding
Bar 71 and drive division 72, the slide bar 71 is connected with spring 6, and the lower end of the slide bar 71 is provided with drive division 72, the driving
The cross sectional shape in portion 72 is annular, and the outer diameter length of the drive division 72 is not more than the outer diameter length of driving screw 2.The installation
The top in chamber 21 is provided with installation fixture block 22, and on the installation fixture block 22 annular slot 221 is offered, and the spring 6 is inlaid in ring
On shape draw-in groove 221.The driving packing ring 3 includes packing ring 31 and actuating sleeve 32, and the external diameter of the packing ring 31 is more than actuating sleeve 32
External diameter, the external diameter of the actuating sleeve 32 is equal to the external diameter of driving screw 2, and the height of the actuating sleeve 32 is equal to the first bullet 11
Highly., less than the length of the external diameter of driving screw 2, the depth of the fastener 7 is equal to polished rod 24 for the external diameter of the polished rod 24
Length.The upper surface external diameter of first bullet 11 is equal to the outer diameter length of auxiliary threaded rod 1, under first bullet 11
The external diameter of end face is equal to the outer diameter length of driving screw 2.First bullet 11 is identical with the taper of the second bullet 23.It is described
The top of auxiliary threaded rod 1 is provided with groove 12, and the groove 12 is in a word groove, cross recess and hexagonal indentations.
Utility model works process：
A kind of sealing bolt of connection fastening of the utility model in the course of the work, during installation, bolt is put into connected
In the installing hole of workpiece, it is engaged with groove 12 from proper implements, bolt is screwed in installing hole, then will drives packing ring
3 are put in auxiliary threaded rod 1, nut 5 is arranged on and is driven on packing ring 3, and with spanner the nut 5 of hexagon is rotated, and drive packing ring 3
Move downwards along auxiliary threaded rod 1, drive packing ring 3 to drive the first sealing ring 4 to move down, the first sealing ring 4 and first is bored
Body 11 is engaged, and mutually extrudes between the first sealing ring 4 and installing hole, produces reaction force, can be formed with junction
The sealing of effect, while fastener 7 touches the bottom of installing hole, slide bar 71 begins to move up, until slide bar 71 enters completely
Enter in installation cavity 21, the presence of spring 6 can in certain active force that is axially formed of bolt, increase screw thread on bolt with
Frictional force between connector, drive division 72 drives the second sealing ring 8 to be engaged with the second bullet 23, the second sealing ring 8 and
Mutually extruding swelling, produces reaction force between installing hole, can avoid the loosening easily of bolt, it is to avoid letting out at bolt connection
Leakage phenomenon.
Above-described embodiment be to explanation of the present utility model, be not to restriction of the present utility model, it is any new to this practicality
Scheme after type simple transformation belongs to protection domain of the present utility model.
Claims (8)
1. the sealing bolt that a kind of connection is fastened, it is characterised in that：Including auxiliary threaded rod (1), driving screw (2), drive packing ring
(3), the first sealing ring (4), nut (5), spring (6), fastener (7) and the second sealing ring (8), the auxiliary threaded rod (1)
Screw thread is provided with, nut (5) is installed on the auxiliary threaded rod (1), driving packing ring (3), institute are provided with below the nut (5)
State and the first sealing ring (4) is provided with below driving packing ring (3), driving packing ring (3) drives the first sealing ring (4) mobile, institute
The periphery for stating driving screw (2) is provided with screw thread, and the driving screw (2) is provided with the first bullet (11) with the centre of auxiliary threaded rod (1),
First bullet (11) is engaged with the first sealing ring (4), and installation cavity (21) is provided with below the screw rod (2), described
Spring (6) is provided with installation cavity (21), the spring (6) is connected with fastener (7), the lower end of the screw rod (2) is provided with the
Two bullets (23), are provided with polished rod (24) below second bullet (23), be embedded with second on the polished rod (24) close
Seal (8), second sealing ring (8) is engaged with fastener (7).
2. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：The fastener (7) includes
Slide bar (71) and drive division (72), the slide bar (71) is connected with spring (6), and the lower end of the slide bar (71) is provided with drive division
(72), the cross sectional shape of the drive division (72) is annular, and the outer diameter length of the drive division (72) is not more than driving screw (2)
Outer diameter length.
3. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：The top of the installation cavity (21)
Installation fixture block (22) is provided with, on installation fixture block (22) annular slot (221) is offered, the spring (6) is inlaid in annular
On draw-in groove (221).
4. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：Driving packing ring (3) includes
Packing ring (31) and actuating sleeve (32), the external diameter of the packing ring (31) is more than the external diameter of actuating sleeve (32), the actuating sleeve (32)
External diameter is equal to the external diameter of driving screw (2), and the height of the actuating sleeve (32) is equal to the height of the first bullet (11).
5. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：The external diameter of the polished rod (24) is little
In the length of the external diameter of driving screw (2), the depth of the fastener (7) is equal to the length of polished rod (24).
6. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：First bullet (11)
Upper surface external diameter is equal to the outer diameter length of auxiliary threaded rod (1), and the external diameter of the lower surface of first bullet (11) is equal to main spiral shell
The outer diameter length of bar (2).
7. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：First bullet (11) with
The taper of the second bullet (23) is identical.
8. the sealing bolt that a kind of connection as claimed in claim 1 is fastened, it is characterised in that：The top of the auxiliary threaded rod (1)
Portion is provided with groove (12), and the groove (12) is one in a word groove, cross recess and hexagonal indentations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064072.3U CN206111801U (en) | 2016-09-19 | 2016-09-19 | Sealing bolt who connects fastening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064072.3U CN206111801U (en) | 2016-09-19 | 2016-09-19 | Sealing bolt who connects fastening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111801U true CN206111801U (en) | 2017-04-19 |
Family
ID=58520518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621064072.3U Withdrawn - After Issue CN206111801U (en) | 2016-09-19 | 2016-09-19 | Sealing bolt who connects fastening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151232A (en) * | 2016-09-19 | 2016-11-23 | 浙江亦宸五金有限公司 | A kind of sealing bolt connecting fastening |
-
2016
- 2016-09-19 CN CN201621064072.3U patent/CN206111801U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151232A (en) * | 2016-09-19 | 2016-11-23 | 浙江亦宸五金有限公司 | A kind of sealing bolt connecting fastening |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170419 Effective date of abandoning: 20180518 |