CN213839206U - Bolt with sealing structure - Google Patents
Bolt with sealing structure Download PDFInfo
- Publication number
- CN213839206U CN213839206U CN202022615321.6U CN202022615321U CN213839206U CN 213839206 U CN213839206 U CN 213839206U CN 202022615321 U CN202022615321 U CN 202022615321U CN 213839206 U CN213839206 U CN 213839206U
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- China
- Prior art keywords
- gasket
- bolt
- nut
- connecting rod
- screw rod
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of fasteners, in particular to a bolt with a sealing structure, which comprises a nut and a connecting rod, wherein the upper end of the nut is fixedly connected with the connecting rod, the upper end of the connecting rod is fixedly connected with a screw rod main body, the outer side of the screw rod main body is provided with threads, the outer side of the connecting rod is fixedly connected with a baffle ring, the lower side of the baffle ring is provided with a gasket, and the outer side of the gasket is fixedly connected with the nut; the utility model discloses in, through the gasket that sets up, fender ring and wedge groove, the gasket groove has been seted up at nut upper end middle part, this kind of installation and the fixed of setting up the gasket of being convenient for, the gasket constitutes for the rubber material, and the gasket longitudinal section is trapezoidal setting, not only sealed effectual, simultaneously sturdy and durable, the wedge groove has been seted up at screw rod main part upper end middle part, the bolt tip can expand to the outside after the installation, can realize the auto-lock of bolt tip, improves the performance of bolt.
Description
Technical Field
The utility model relates to a fastener technical field specifically is a bolt with seal structure.
Background
The bolt is a mechanical part, and a cylindrical threaded fastener matched with a nut is a fastener consisting of a head part and a screw (a cylinder with an external thread), needs to be matched with the nut and is used for fastening and connecting two parts with through holes, and the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection.
Ordinary bolt a metal gasket of many collocation uses jointly when using to promote the sealing performance of bolt, but this kind of gasket loses easily in dismantlement and installation, and can appear wearing and tearing after long-time the use and lead to sealed effect variation, the screw rod part of ordinary bolt is mostly a polished rod outside processing fastening screw thread simultaneously, the screw thread can wear and tear after long-time the use, lead to the bolt fastening effect variation, life reduces, consequently, propose a bolt with seal structure to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bolt with seal structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a bolt with seal structure, includes nut and connecting rod, nut upper end and connecting rod fixed connection, connecting rod upper end fixedly connected with screw rod main part, the screw rod main part outside is seted up threadedly, connecting rod outside fixedly connected with keeps off the ring, it is equipped with the gasket to keep off the ring downside, the gasket outside and nut fixed connection.
Preferably, the cross section of the nut is in a regular hexagon shape, and the middle part of the upper end of the nut is provided with a gasket groove.
Preferably, the gasket is made of rubber, the longitudinal section of the gasket is in a trapezoidal arrangement, and the middle part of the upper end of the gasket is provided with a through hole.
Preferably, the baffle ring is arranged in a circular ring shape, the diameter of an inner hole of the baffle ring is smaller than the small diameter of the outer side of the screw rod main body, which is provided with threads, and the diameter of the inner hole of the baffle ring is larger than that of the inner hole at the upper end of the gasket.
Preferably, the middle part of the upper end of the screw rod main body is provided with a wedge-shaped groove, and the distance of the inner side of the wedge-shaped groove is sequentially increased from bottom to top.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, through the arranged gasket and the baffle ring, the middle part of the upper end of the nut is provided with the gasket groove, the arrangement is convenient for the installation and fixation of the gasket, the gasket is made of rubber materials, the longitudinal section of the gasket is trapezoidal, the gasket is firm and durable, the sealing effect is good, the price is low, the inner hole diameter of the baffle ring is smaller than the small diameter of the screw thread arranged on the outer side of the screw main body, and the inner hole diameter of the baffle ring is larger than the inner hole diameter of the upper end of the gasket, when the bolt is installed, the baffle ring can be screwed into the installed screw hole, so that the gasket and the contact surface form sealing, and the baffle ring can block the gasket at the same time, thereby preventing the gasket from falling off in the use or transportation process;
2. the utility model discloses in, through the wedge groove that sets up, the wedge groove has been seted up at screw rod main part upper end middle part, and the distance of wedge inslot side is increased in proper order from bottom to top, and the part of screw rod main part upper end both sides can expand to the outside after the installation, and the auto-lock of bolt tip can be realized to this kind of setting, improves the performance of bolt.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the baffle ring of the present invention;
fig. 3 is a schematic view of the overall structure of the nut of the present invention;
fig. 4 is a schematic view of the overall structure of the gasket of the present invention;
fig. 5 is a front view of the gasket of the present invention.
In the figure: the screw comprises a nut 1, a connecting rod 2, a screw body 3, a thread 4, a baffle ring 5, a gasket 6, a gasket groove 7, a through hole 8 and a wedge-shaped groove 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
the utility model provides a bolt with seal structure, includes nut 1 and connecting rod 2, 1 upper end of nut and 2 fixed connection of connecting rod, 2 upper end fixedly connected with screw rod main parts 3 of connecting rod, and screw thread 4 has been seted up in the 3 outsides of screw rod main part, and 2 outsides fixedly connected with of connecting rod keep off ring 5, keep off 5 downside of ring and be equipped with gasket 6, 6 outsides of gasket and 1 fixed connection of nut.
The cross section of the nut 1 is arranged in a regular hexagon, a gasket groove 7 is formed in the middle of the upper end of the nut 1, the gasket 6 is convenient to mount and fix, the gasket 6 is made of rubber, the longitudinal section of the gasket 6 is arranged in a trapezoid shape, a through hole 8 is formed in the middle of the upper end of the gasket 6, the gasket 6 is made of rubber, the gasket is firm and durable, meanwhile, the sealing effect is good, the price is low, the baffle ring 5 is arranged in a circular ring shape, the inner hole diameter of the baffle ring 5 is smaller than the small diameter of the outer side of the screw rod main body 3, which is provided with the threads 4, and the inner hole diameter of the baffle ring 5 is larger than the inner hole diameter of the upper end of the gasket 6, when the bolt is mounted, the baffle ring 5 can be screwed into a threaded hole in the mounting, so that the gasket 6 and a contact surface form a seal, meanwhile, the baffle ring 5 can block the gasket 6, the gasket 6 is prevented from falling in the using or transferring process, a wedge-shaped groove 9 is formed in the middle of the upper end of the screw rod main body 3, and the distance of the inner side of the wedge-shaped groove 9 is sequentially increased from bottom to top, the parts of the two sides of the upper end of the screw rod main body 3 can be expanded to the outside after installation, the self-locking of the end part of the bolt can be realized through the arrangement, and the use performance of the bolt is improved.
The working process is as follows: the upper end of the nut 1 is fixedly connected with the connecting rod 2, the upper end of the connecting rod 2 is fixedly connected with a screw body 3, the outer side of the screw body 3 is provided with threads 4, the outer side of the connecting rod 2 is fixedly connected with a baffle ring 5, the lower side of the baffle ring 5 is provided with a gasket 6, the outer side of the gasket 6 is fixedly connected with the nut 1, the cross section of the nut 1 is in a regular hexagon arrangement, the middle part of the upper end of the nut 1 is provided with a gasket groove 7, the arrangement is convenient for installing and fixing the gasket 6, the gasket 6 is made of rubber, the longitudinal section of the gasket 6 is in a trapezoid arrangement, the middle part of the upper end of the gasket 6 is provided with a through hole 8, the gasket 6 is made of rubber, the gasket is firm and durable, meanwhile, the sealing effect is good, the price is low, the baffle ring 5 is in a circular ring arrangement, the inner hole diameter of the baffle ring 5 is smaller than the small diameter of the threads 4 arranged on the outer side of the screw body 3, and the inner hole diameter of the baffle ring 5 is larger than the inner hole diameter of the upper end of the gasket 6, when the bolt is installed, keep off ring 5 can the screw hole of screw in installation in, make gasket 6 and contact surface form sealedly, keep off ring 5 simultaneously and can block gasket 6, prevent that gasket 6 from dropping in using or the transportation, wedge groove 9 has been seted up at 3 upper end middle parts of screw rod main part, and the distance of wedge groove 9 inboard increases in proper order from bottom to top, the part of 3 upper end both sides of screw rod main part can expand to the outside after the installation, the auto-lock of bolt tip can be realized in this kind of setting, improve the performance of bolt.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A bolt with a sealing structure comprises a nut (1) and a connecting rod (2), and is characterized in that: nut (1) upper end and connecting rod (2) fixed connection, connecting rod (2) upper end fixedly connected with screw rod main part (3), screw thread (4) have been seted up in screw rod main part (3) outside, connecting rod (2) outside fixedly connected with keeps off ring (5), it is equipped with gasket (6) to keep off ring (5) downside, the gasket (6) outside and nut (1) fixed connection.
2. A bolt with a sealing structure according to claim 1, wherein: the cross section of the nut (1) is arranged in a regular hexagon, and a gasket groove (7) is formed in the middle of the upper end of the nut (1).
3. A bolt with a sealing structure according to claim 1, wherein: gasket (6) constitute for the rubber material, gasket (6) longitudinal section is trapezoidal setting, and through-hole (8) have been seted up at gasket (6) upper end middle part.
4. A bolt with a sealing structure according to claim 1, wherein: the baffle ring (5) is arranged in a circular ring shape, the diameter of an inner hole of the baffle ring (5) is smaller than the small diameter of the screw rod main body (3) which is provided with the threads (4), and the diameter of the inner hole of the baffle ring (5) is larger than the diameter of the inner hole of the upper end of the gasket (6).
5. A bolt with a sealing structure according to claim 1, wherein: wedge groove (9) have been seted up at screw rod main part (3) upper end middle part, and the inboard distance of wedge groove (9) increases from bottom to top in proper order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022615321.6U CN213839206U (en) | 2020-11-13 | 2020-11-13 | Bolt with sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022615321.6U CN213839206U (en) | 2020-11-13 | 2020-11-13 | Bolt with sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839206U true CN213839206U (en) | 2021-07-30 |
Family
ID=77015830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022615321.6U Expired - Fee Related CN213839206U (en) | 2020-11-13 | 2020-11-13 | Bolt with sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839206U (en) |
-
2020
- 2020-11-13 CN CN202022615321.6U patent/CN213839206U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |