CN206904020U - Plant equipment fastening bolt - Google Patents
Plant equipment fastening bolt Download PDFInfo
- Publication number
- CN206904020U CN206904020U CN201720783411.1U CN201720783411U CN206904020U CN 206904020 U CN206904020 U CN 206904020U CN 201720783411 U CN201720783411 U CN 201720783411U CN 206904020 U CN206904020 U CN 206904020U
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- Prior art keywords
- nut
- cap
- seal cap
- screw
- seal
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Abstract
The utility model discloses plant equipment fastening bolt, including round bar and nut, the round bar outer wall offers external screw thread, and internal thread is mutually adapted with external screw thread, seal cap is bolted with the seal cap screw, the seal cap includes caulking gum packing ring and screws cap, and seal cap is bonded with caulking gum packing ring close to the side of nut, the caulking gum packing ring offers the encapsulated coil of groove-like close to the side of nut, and side of the pad away from nut offers fastening teeth.The utility model, seal cap screw is adapted with sealing cap aperture, pass through mounting groove screwing hermetic cap, rubber washer can brace fixed component surface, increase the seal of mechanical device, while organize getting rusty and corroding for bolt, increase the service life of bolt, by adding fastening teeth on pad, increase the frictional force between pad and secure component, effectively prevent mechanical device from rocking caused bolt looseness phenomenon.
Description
Technical field
It the utility model is related to bolt manufacturing technology field, more particularly to plant equipment fastening bolt.
Background technology
Machine components, the externally threaded fastener of cylinder shape belt of adapted nut.By head and round bar（With outer externally threaded
Cylinder）A kind of fastener dimerous, it need to coordinate with nut, for being fastenedly connected two parts for carrying through hole.This
Kind type of attachment claims bolt connection, has occurred different bolt types and different bolt fastening structures now.In order to anti-
Only from bolt connection position infiltration leakage, people have invented a series of exquisite modes and come to bolt for introduced contaminants and internal flow
Sealed.For example pad can effectively prevent bolt and surface of test piece and the leakage with nut faying face position；At external screw thread
Sealing can be realized by fluid sealant；Sealing ring is installed in outer screw thread position, realizes the locking of external screw thread position and sealing, but
These modes can not ensure the seal of height, meanwhile, the bolt in plant equipment should be able to also effectively prevent from being shaken with device
Bolt falling phenomenon caused by dynamic.
The content of the invention
The purpose of this utility model is and the plant equipment fastening spiral shell proposed in order to solve shortcoming present in prior art
Bolt.
To achieve these goals, the utility model employs following technical scheme：
Plant equipment fastening bolt, including round bar and nut, the round bar outer wall offer external screw thread, and the side of round bar one
Face is welded with nut, and the nut center offers hole, and internal thread is offered in hole, and internal thread and external screw thread are mutually suitable
Match somebody with somebody, and nut is regular hexagon structure, and nut and each edge of nut offer chamfering, the nut is away from round bar
Side is welded with seal cap screw, and seal cap is bolted with the seal cap screw, and the seal cap includes caulking gum packing ring
With screw cap, and seal cap offers sealing cap aperture and screw cap hole at nut, and the diameter of screw cap hole is more than the outer of nut
Tangential circle diameter, and side of the seal cap away from nut is connected with and screws cap, and screw and mounting groove is offered on cap, and seal cap is leaned on
The side of nearly nut is bonded with caulking gum packing ring, and the caulking gum packing ring offers seal groove close to the side of nut, and
The vertical section of seal groove is semi-circular shape, is socketed with pad on the round bar, and pad center offers hole, and the size in hole with
The external diameter adaptation of round bar, side of the pad away from nut is welded with fastening teeth.
Preferably, the length of the seal cap screw is identical with the depth for sealing cap aperture, and seals cap aperture and offer outer spiral shell
Line, external screw thread are adapted with seal cap screw.
Preferably, the material of the seal cap is rigid plastics, and the more 3-5 of thickness of the thickness ratio nut of seal cap are in the least
Rice.
Preferably, the width of the mounting groove is 3-5 millimeters, and depth is 2-4 millimeters.
Preferably, the caulking gum washer center offers the perforate of circle, and the size of perforate and screw cap hole is big
Small identical, seal groove is semicircle shape.
Preferably, the gasket edge is arcuate structure, and the diameter of center drilling than round bar diameter more than 1-2 millimeters.
The beneficial effects of the utility model are：
1. seal cap screw is adapted with sealing cap aperture, by mounting groove screwing hermetic cap, rubber washer can brace solid
Determine parts surface, increase the seal of mechanical device, while organize getting rusty and corroding for bolt, increase the service life of bolt.
2. by adding fastening teeth on pad, after nut, increase the friction between pad and secure component
Power, effectively prevent mechanical device from rocking caused bolt looseness phenomenon, increase mechanical part safety in utilization.
3. by setting mounting groove and screwing cap, the tightness of seal cap can be adjusted, meanwhile, mounting groove is with screwing cap
Cooperation, disclosure satisfy that the demand that more instruments screw.
4. by opening up chamfering on nut corner, increase the service life of nut, make nut not easy damaged.
Brief description of the drawings
Fig. 1 be the utility model proposes plant equipment fastening bolt structural representation；
Fig. 2 be the utility model proposes plant equipment fastening bolt seal cap external structure schematic diagram；
Fig. 3 is the plant equipment fastening bolt seal cap internal structure schematic diagram that this uses new proposition.
In figure：1 external screw thread, 2 nuts, 3 chamferings, 4 round bars, 5 nuts, 6 seal cap screws, 7 screw cap, 8 seal caps, 9 close
Seal rubber washer, 10 fastening teeth, 11 pads, 12 mounting grooves, 13 sealing cap aperture, 14 screw cap holes, 15 encapsulated coils.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, plant equipment fastening bolt, including round bar and nut, round bar outer wall offer external screw thread, and round bar
Side end face is welded with nut, and nut center offers hole, and internal thread is offered in hole, and internal thread and external screw thread are mutually suitable
Match somebody with somebody, and nut is regular hexagon structure, and nut and each edge of nut offer chamfering, side of the nut away from round bar
Seal cap screw is welded with, seal cap is bolted with seal cap screw, seal cap includes caulking gum packing ring and screws cap, and close
Sealing cap offers sealing cap aperture and screw cap hole at nut, and the diameter of screw cap hole is more than the circumscribed circular diameter of nut, and close
Side of the sealing cap away from nut, which is connected with, screws cap, and screws and mounting groove is offered on cap, and seal cap is close to the side of nut
Caulking gum packing ring is bonded with, caulking gum packing ring offers seal groove close to the side of nut, and the vertical section of seal groove is
Semi-circular shape, pad is socketed with round bar, and pad center offers hole, and the size in hole is adapted to the external diameter of round bar, pad
Side away from nut is welded with fastening teeth.
In the utility model, the length of seal cap screw is identical with the depth for sealing cap aperture, and seals cap aperture and offer outside
Screw thread, external screw thread are adapted with seal cap screw, and the material of seal cap is rigid plastics, and the thickness of the thickness ratio nut of seal cap
More 3-5 millimeters are spent, the width of mounting groove is 3-5 millimeters, and depth is 2-4 millimeters, and caulking gum washer center offers circle
Perforate, and the size of perforate is identical with the size of screw cap hole, seal groove are semicircle shape, and gasket edge is arcuate structure, and center
The diameter of perforate than round bar diameter more than 1-2 millimeters.
Operation principle：By round bar 4 through fixed mechanical part is needed, pass through the instrument such as spanner rotating nuts 2 or nut
5, so that nut 2 and nut 5 fasten mechanical part, fixing intensity is increased by pad 11, fastening teeth 10 are close to fixed part
Part surface, after the clamping for completing bolt, seal cap 8 is placed on seal cap screw 6, revolved using instruments such as screwdriver or spanners
Turning mounting groove 12 or screw cap 7, seal cap 8 is rotationally advancing along seal cap screw 6, after seal cap 8 screws, sealing rubber pad
Circle 9 is braced on fixed component surface.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. plant equipment fastening bolt, including round bar（4）And nut（2）, it is characterised in that the round bar（4）Outer wall offers
External screw thread（1）, and round bar（4）Side end face is welded with nut（5）, the nut（2）Center offers hole, and is offered in hole
Internal thread, and internal thread and external screw thread（1）It is mutually adapted, and nut（2）For regular hexagon structure, and nut（2）And nut（5）
Each edge offers chamfering（3）, the nut（5）Away from round bar（4）Side be welded with seal cap screw（6）, institute
State seal cap screw（6）On be bolted with seal cap（8）, the seal cap（8）Including caulking gum packing ring（9）With screw cap（7）,
And seal cap（8）Close to nut（5）Place offers sealing cap aperture（13）And screw cap hole（14）, and screw cap hole（14）Diameter be more than
Nut（5）Circumscribed circular diameter, and seal cap（8）Away from nut（5）Side be connected with and screw cap（7）, and screw cap（7）On
Offer mounting groove（12）, and seal cap（8）Close to nut（5）Side be bonded with caulking gum packing ring（9）, the sealing rubber
Rubber gasket（9）Close to nut（2）Side offer seal groove（15）, and seal groove（15）Vertical section be semi-circular shape, institute
State round bar（4）On be socketed with pad（11）, and pad（11）Center offers fixing hole, and the size and round bar of fixing hole（4）
External diameter adaptation, the pad（11）Away from nut（2）Side be welded with fastening teeth（10）.
2. plant equipment fastening bolt according to claim 1, it is characterised in that the seal cap screw（6）Length
With sealing cap aperture（13）Depth it is identical, and seal cap aperture（13）Offer screw thread, screw thread and seal cap screw（6）It is adapted.
3. plant equipment fastening bolt according to claim 1, it is characterised in that the seal cap（8）Material be hard
Matter plastics, and seal cap（8）Thickness ratio nut（5）The more 3-5 millimeters of thickness.
4. plant equipment fastening bolt according to claim 1, it is characterised in that the mounting groove（12）Width be 3-
5 millimeters, depth is 2-4 millimeters.
5. plant equipment fastening bolt according to claim 1, it is characterised in that the caulking gum packing ring（9）Center
Offer the perforate of circle, and the size and screw cap hole of perforate（14）Size it is identical.
6. plant equipment fastening bolt according to claim 1, it is characterised in that pad（11）Edge is arcuate structure,
And the diameter of center drilling compares round bar（4）The big 1-2 millimeters of diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783411.1U CN206904020U (en) | 2017-06-30 | 2017-06-30 | Plant equipment fastening bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783411.1U CN206904020U (en) | 2017-06-30 | 2017-06-30 | Plant equipment fastening bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206904020U true CN206904020U (en) | 2018-01-19 |
Family
ID=61292616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720783411.1U Active CN206904020U (en) | 2017-06-30 | 2017-06-30 | Plant equipment fastening bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206904020U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486816A (en) * | 2018-03-07 | 2018-09-04 | 四川大学 | A kind of clothing double-sided set pattern cuts open seam device |
| JP2020060150A (en) * | 2018-10-11 | 2020-04-16 | ダイキン工業株式会社 | Blower device and air conditioner having the same |
-
2017
- 2017-06-30 CN CN201720783411.1U patent/CN206904020U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486816A (en) * | 2018-03-07 | 2018-09-04 | 四川大学 | A kind of clothing double-sided set pattern cuts open seam device |
| JP2020060150A (en) * | 2018-10-11 | 2020-04-16 | ダイキン工業株式会社 | Blower device and air conditioner having the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210914 Address after: 102199 1302-a37, floor 13, building 2, yard 1, No. 29, Kechuang 13th Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing Tongjia Hongrui Technology Co.,Ltd. Address before: 300000 office building 205-55, Fuyuan Economic Zone, Meichang Town, Wuqing District, Tianjin (centralized office area) Patentee before: TIANJIN BAORUN VACUUM EQUIPMENT Co.,Ltd. |