CN206738361U - A kind of sealing fastener - Google Patents
A kind of sealing fastener Download PDFInfo
- Publication number
- CN206738361U CN206738361U CN201720593427.6U CN201720593427U CN206738361U CN 206738361 U CN206738361 U CN 206738361U CN 201720593427 U CN201720593427 U CN 201720593427U CN 206738361 U CN206738361 U CN 206738361U
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- CN
- China
- Prior art keywords
- nut
- rubber sleeve
- bolt
- stud
- sealing fastener
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- 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.)
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model discloses a kind of sealing fastener, belong to fastener areas.It includes bolt, nut, and the bolt includes stud and is arranged on the nut of stud end, and stud is provided with screw thread, is provided with internal thread in the nut, bolt is used cooperatively with spiral shell, it is characterised in that：Also include rubber sleeve, two projections are provided with the middle part of the stud, the bottom surface of the nut is provided with toroidal cavity, the edge of the nut top surface is provided with along side, the rubber sleeve is Cylindrical housing structure, the top surface opening of rubber sleeve, and the bottom surface of rubber sleeve is provided with circular hole and is enclosed on by circular hole on nut, inside bottom surface is additionally provided with a circle annular projection, and annular projection is stuck in the toroidal cavity of nut bottom surface；During installation, the nut of bolt is in mounting hole, and rubber sleeve has good sealing effectiveness with mounting hole interference fit；The circular projection of rubber sleeve is stuck in the circular ring type groove of nut bottom surface, prevents rubber sleeve from coming off, and facilitates disassembling, changing for rubber sleeve.
Description
Technical field
A kind of sealing fastener is the utility model is related to, belongs to fastener areas.
Background technology
Fastener, it is to be fastenedly connected and apply extremely wide a kind of machine components, use range industry is extensive, including
Numerous industries such as the energy, electronics, electrical equipment, machinery, chemical industry, mould, metallurgy；The characteristics of fastener is that description is various, performance
Purposes is different, and standardization, seriation, unitized degree are also high.
Bolt, nut are a kind of common fasteners being applied in combination, and are usually used in different mechanical, instrument connection member
It is connected, it is easy to use, quick, and be easy to dismount, use range is extremely extensive, using often in junction addition rubber blanket
Circle reaches the purpose of sealing, by bolt, nut fastening extruding rubber washer so as to have the function that sealing, still, due to this
Sealing means are easily influenceed by bolt, nut tightness adjusting degree, and sealing function can not be ensured when bolt, nut loosening, sealing
Effect is poor.
The content of the invention
Technical problem to be solved in the utility model is：A kind of sealing fastener is provided, it solve current bolt,
The problem of nut seal effect difference.
Technical problem to be solved in the utility model takes following technical scheme to realize：
A kind of sealing fastener, it includes bolt, nut, and the bolt includes stud and is arranged on the spiral shell of stud end
Cap, stud are provided with screw thread, are provided with internal thread in the nut, bolt is used cooperatively with spiral shell, in addition to rubber sleeve, the stud
Middle part is provided with two projections, and the bottom surface of the nut is provided with toroidal cavity, and the edge of the nut top surface is provided with along side, described
Rubber sleeve is Cylindrical housing structure, and the top surface opening of rubber sleeve, the bottom surface of rubber sleeve is provided with circular hole and is enclosed on spiral shell by circular hole
On cap, inside bottom surface is additionally provided with a circle annular projection, and annular projection is stuck in the toroidal cavity of nut bottom surface.
As preferred embodiment, the nut of the bolt is cylinder.
As preferred embodiment, the projection is rectangular parallelepiped structure.
As preferred embodiment, the width along side of the nut is 6mm, thickness 3mm.
As preferred embodiment, the nut is provided with rubber washer along side.
The beneficial effects of the utility model are：During installation, the nut of bolt is in mounting hole, rubber sleeve and mounting hole mistake
Cooperation of being full of has a good sealing effectiveness, and when bolt, nut connection loosening the rubber sleeve of nut side still ensure that it is close
Seal effect；The circular projection of rubber sleeve is stuck in the circular ring type groove of nut bottom surface, prevents rubber sleeve from coming off, and facilitate rubber
Gum cover is disassembled, changed.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is schematic diagram when the utility model is installed.
In figure：Bolt 1, stud 11, projection 111, nut 12, toroidal cavity 121, nut 2, along side 21, rubber sleeve 3,
Annular projection 31, the first connecting portion part 4, second connecting portion part 5, rubber washer 6.
Embodiment
In order to be easy to understand to technological means of the present utility model, creation characteristic, reached purpose and effect, tie below
Conjunction is specifically illustrating, and the utility model is expanded on further.
As shown in figure 1, a kind of sealing fastener, it includes bolt 1, nut 2, and the bolt 1 includes stud 11 and set
Nut 12 in the end of stud 11, stud 11 are provided with screw thread, and internal thread is provided with the nut 2, and bolt 1 coordinates with spiral shell and made
With in addition to rubber sleeve 3, the middle part of stud 11 is provided with two projections 111, and the bottom surface of the nut 12 is provided with toroidal cavity
121, it is Cylindrical housing structure that the edge of the top surface of nut 2, which is provided with along side 21, the rubber sleeve 3, and the top surface of rubber sleeve 3 is opened
Mouthful, the bottom surface of rubber sleeve 3 is provided with circular hole and is enclosed on by circular hole on nut 12, and inside bottom surface is additionally provided with a circle annular projection
31, annular projection 31 is stuck in the toroidal cavity 121 of the bottom surface of nut 12.
The nut 12 of bolt 1 is cylinder, and projection 111 is rectangular parallelepiped structure, and the width along side 21 of nut 2 is 6mm, thick
Spend and be provided with rubber washer 6 along side 21 for 3mm, nut 2, rubber washer 6 further enhancing sealing effectiveness.
As shown in Fig. 2 being provided with twice chute in the mounting hole of the first connecting portion part 5, bolt 1 is placed in mounting hole, spiral shell
Projection 111 on post 11 is stuck in chute, and rubber sleeve 3 is enclosed on the side and ground of nut 12, the rubber sleeve 3 on nut 12 with
Mounting hole interference fit is clamped in mounting hole, and the mounting hole of the second connecting portion part 5 of stud 11 is simultaneously locked with nut 2, i.e., by the
One connection member 5 is connected with second connecting portion part 6, and nut 12 is cylinder in the present embodiment, the peace in connection member
Dress hole is circular hole and is provided with twice chute, and bolt 1 is clamped in chute by projection 111 and prevents from rotating, more square in perforate
Just, the requirement to processing technology is relatively low.
When in use, the nut 12 of bolt 1 is in mounting hole the utility model, and rubber sleeve 3 is interference fitted with mounting hole
With good sealing effectiveness, and the rubber sleeve 3 of the side of nut 2 still ensures that sealing when bolt 1, the connection of nut 2 loosen
Effect, because nut 12 is in mounting hole, it disclosure satisfy that some connection members demand higher to surface smoothness requirement；Rubber
The annular projection 31 of gum cover 3 is stuck in the circular ring type groove of the bottom surface of nut 12, prevents rubber sleeve 3 from coming off, and be advantageous to rubber
Gum cover 3 is disassembled, changed.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, do not depart from the utility model spirit and
On the premise of scope, the utility model also has various changes and modifications, and these changes and improvements both fall within the utility model will
In the range of asking protection.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of sealing fastener, it includes bolt, nut, and the bolt includes stud and is arranged on the nut of stud end,
Stud is provided with screw thread, is provided with internal thread in the nut, bolt is used cooperatively with spiral shell, it is characterised in that：Also include rubber sleeve,
Two projections are provided with the middle part of the stud, the bottom surface of the nut is provided with toroidal cavity, and the edge of the nut top surface is provided with
Along side, the rubber sleeve is Cylindrical housing structure, and the top surface opening of rubber sleeve, the bottom surface of rubber sleeve is provided with circular hole and passes through circle
For borehole jack on nut, inside bottom surface is additionally provided with a circle annular projection, and annular projection is stuck in the toroidal cavity of nut bottom surface
It is interior.
A kind of 2. sealing fastener according to claim 1, it is characterised in that：The nut of the bolt is cylinder.
A kind of 3. sealing fastener according to claim 1, it is characterised in that:The projection is rectangular parallelepiped structure.
A kind of 4. sealing fastener according to claim 1, it is characterised in that:The width along side of the nut is 6mm,
Thickness is 3mm.
A kind of 5. sealing fastener according to claim 1, it is characterised in that：The nut is provided with rubber blanket along side
Circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593427.6U CN206738361U (en) | 2017-05-25 | 2017-05-25 | A kind of sealing fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593427.6U CN206738361U (en) | 2017-05-25 | 2017-05-25 | A kind of sealing fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206738361U true CN206738361U (en) | 2017-12-12 |
Family
ID=60567915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720593427.6U Active CN206738361U (en) | 2017-05-25 | 2017-05-25 | A kind of sealing fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206738361U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538884A (en) * | 2018-12-26 | 2019-03-29 | 国家电网有限公司 | Foundation bolt |
| CN109750794A (en) * | 2019-03-13 | 2019-05-14 | 沈阳工业大学 | Steel and wood composite column and combined method |
| CN111692181A (en) * | 2020-06-19 | 2020-09-22 | 嘉兴同辉汽配有限公司 | Anti-drop connecting piece of automobile brake system |
| CN111946723A (en) * | 2019-05-15 | 2020-11-17 | 北京小米移动软件有限公司 | Fixed subassembly, casing subassembly and terminal equipment |
| CN113465634A (en) * | 2021-07-13 | 2021-10-01 | 深圳市天工机械制造技术开发有限公司 | Wide voltage contact sensor |
| CN115655337A (en) * | 2022-01-11 | 2023-01-31 | 湖北工业大学 | Scale monitoring system and method for electric water heater |
-
2017
- 2017-05-25 CN CN201720593427.6U patent/CN206738361U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538884A (en) * | 2018-12-26 | 2019-03-29 | 国家电网有限公司 | Foundation bolt |
| CN109750794A (en) * | 2019-03-13 | 2019-05-14 | 沈阳工业大学 | Steel and wood composite column and combined method |
| CN111946723A (en) * | 2019-05-15 | 2020-11-17 | 北京小米移动软件有限公司 | Fixed subassembly, casing subassembly and terminal equipment |
| CN111946723B (en) * | 2019-05-15 | 2022-07-15 | 北京小米移动软件有限公司 | Fixed subassembly, casing subassembly and terminal equipment |
| CN111692181A (en) * | 2020-06-19 | 2020-09-22 | 嘉兴同辉汽配有限公司 | Anti-drop connecting piece of automobile brake system |
| CN113465634A (en) * | 2021-07-13 | 2021-10-01 | 深圳市天工机械制造技术开发有限公司 | Wide voltage contact sensor |
| CN113465634B (en) * | 2021-07-13 | 2024-06-11 | 深圳市天工机械制造技术开发有限公司 | Wide voltage contact sensor |
| CN115655337A (en) * | 2022-01-11 | 2023-01-31 | 湖北工业大学 | Scale monitoring system and method for electric water heater |
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