CN208619491U - A kind of automobile-used hexagon bolt with flange - Google Patents
A kind of automobile-used hexagon bolt with flange Download PDFInfo
- Publication number
- CN208619491U CN208619491U CN201820652715.9U CN201820652715U CN208619491U CN 208619491 U CN208619491 U CN 208619491U CN 201820652715 U CN201820652715 U CN 201820652715U CN 208619491 U CN208619491 U CN 208619491U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- bolt
- ring flange
- flange
- hexagon
- 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
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Abstract
The utility model relates to a kind of fastener of automobile, especially a kind of automobile-used hexagon bolt with flange.The bolt includes the bolt head and screw rod being arranged in a mutually vertical manner, bolt head includes the hexagon-head and ring flange being mutually permanently connected, hexagon-head upper end is provided with transition chamfering one, hexagon-head and ring flange are connected with each other by setting knuckle, ring flange lower end is provided with the step structure being fixedly connected with ring flange, transition chamfering two is provided on step structure, step structure is mutually permanently connected with screw rod, screw rod is equipped with a centrum portion far from one end of ring flange, screw rod is equipped with external screw thread, one section of recess portion identical with root diameter is equipped between transition chamfering two and external screw thread, recess portion outer sheath covers have a circle sealing ring, a circle sealant coating is coated on external screw thread, the utility model is simple and reasonable, tautness is high, it is low in cost, it is easy to use, safety is good, long service life.
Description
Technical field
The utility model relates to a kind of fastener of automobile, especially a kind of automobile-used hexagon bolt with flange.
Background technique
With the development of science and technology, the progress of technology, automobile product makes rapid progress, be people's everyday life must almost at
Indispensable articles, automobile each component part in design be all it is according to design requirement pre-set, with connector
And fastener assembling.These component parts, connector and fastener are used to guarantee safety and the comfort of vehicle driving jointly.
But due to vehicle driving for a period of time after, the severe jolt as caused by parts depreciation, road uneven, chassis part by
The reasons such as damage, tire wear these parts, connector and fastener generate mass change.Once generating mass change may produce
Raw abnormal tyre abrasion, parts depreciation quickening, the safety problems such as vehicle is unstable in the process of moving, oil consumption increases.It is tieing up
It when repairing dismounting, needs to remove on fastener such as bolt, being dismounted for multiple times will lead to the thread failure of fastener such as bolt, be easy
Cause resonance and fatigue rupture, influences the service life of product.And some places of existing bolt do not have when need to seal
Standby sealing function, for example on automobile rearview mirror, need to seal waterproof, also when needing mounting parts, such as local environment
Narrower, bolt is difficult to be selected into nut, causes working efficiency low.Therefore, have to appearance and leakproofness etc. certain
It is required that while higher required precision is connected with to screw thread, and need to meet efficient assembly method, overall cost, property
The various aspects factors such as energy, a kind of structure is simple, is used conveniently and safely, and applicable bolt is just that people are required.
Summary of the invention
The purpose of the utility model is to provide a kind of hexagon bolt with flange, a kind of structure is simple, it is easy to use more
Safety, suitable for the bolt of fastening automobile, to solve problem of the prior art.
The technical solution that the utility model is taken to achieve the above object are as follows: a kind of automobile-used hexagon bolt with flange,
Including bolt body, the bolt body includes the bolt head and screw rod being arranged in a mutually vertical manner, and the bolt head includes
Have a hexagon-head and ring flange being mutually permanently connected, the hexagon-head upper end is provided with transition chamfering one, hexagon-head with
Ring flange is connected with each other by setting knuckle, and the ring flange lower end is provided with the Step-edge Junction being fixedly connected with ring flange
Structure is provided with transition chamfering two on step structure, and the step structure is mutually permanently connected with screw rod, and the screw rod is far from flange
One end of disk is equipped with a centrum portion, and the end face in the centrum portion is perpendicular to the axle center of the screw rod, and the screw rod is equipped with outer spiral shell
Line, the external screw thread are placed in screw rod tail position corresponding with nut, and one section is equipped between the transition chamfering two and external screw thread
Recess portion identical with root diameter, the recess portion outer sheath covers have a circle sealing ring, it is close that a circle are coated on the external screw thread
Gluing is sealed, the ring flange is provided with inner and outer rings connected in star close to a side end face of screw rod, and the inner ring connected in star is close to
The outer wall of step structure is arranged, and the external annular groove is arranged along the edge of ring flange, divides in the inner and outer rings connected in star
It is not provided with the first rubber seal and the second rubber seal.
The outer diameter of the sealing ring is equal to externally threaded outer diameter.
The chamfer angle of the transition chamfering one is set as 60 degree.
The chamfer angle of the transition chamfering two is 60 degree.
The conical surface angle in the centrum portion is 90 degree.
The utility model has the following beneficial effects:
By sealant coating, the use of sealing ring, the first rubber seal and the second rubber seal, multiple sealing knot
The use of structure can greatly improve the leakproofness between the flange face hex bolts and connected part.By on the downside of ring flange
Step structure with transition chamfering two effectively improves the fastening effect between connector.The utility model uses screw rod cone
Portion's design, while being installed automatically and guaranteeing fastening force, there is automatic guiding function, efficient can assemble.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is the bottom view of the utility model.
Specific embodiment
Specific embodiment of the present utility model is made a detailed explanation with reference to the accompanying drawing.
As shown in Figure 1-Figure 3, a kind of automobile-used hexagon bolt with flange, including bolt body, the bolt body include
There are the bolt head 1 and screw rod 2 being arranged in a mutually vertical manner, the bolt head 1 includes 3 He of hexagon-head being mutually permanently connected
Ring flange 4,3 upper end of hexagon-head are provided with transition chamfering 1, and transition chamfering 1 can effectively remove on hexagon-head
Burr improves aesthetics and to easily facilitate removing for hexagon-head 3 stubborn, and hexagon-head 3 and ring flange 4 are by being arranged 6 phase of knuckle
It connects, 4 lower end of ring flange is provided with the step structure 7 being fixedly connected with ring flange 4, is provided on step structure 7
Cross chamfering 28, transition chamfering 28 can with the screw hole that matches is even closer links together.The step structure 7 and screw rod
2 are mutually permanently connected, and the screw rod 2 is equipped with a centrum portion 9 far from one end of ring flange 4, the end face in the centrum portion 9 perpendicular to
The axle center of the screw rod, the conical surface angle in the centrum portion 9 are 90 degree.By being equipped with one far from one end of ring flange 4 in screw rod 2
Centrum portion 9, so that while installation guarantees fastening force, more convenient installation, so that the efficiency of installation improves.The screw rod
2 are equipped with external screw thread 10, and the external screw thread 10 is placed in 2 tail portion of screw rod position corresponding with nut, the transition chamfering 28 with outside
One section of recess portion 11 identical with 10 internal diameter of external screw thread is equipped between screw thread 10,11 outer sheath covers of recess portion have a circle sealing ring,
A circle sealant coating is coated on the external screw thread 10, stating ring flange, that a side end face of screw rod is provided with inside and outside annular is recessed
Slot 12,13, the inner ring connected in star 12 are close to the setting of 7 outer wall of step structure, and the external annular groove 13 is along ring flange 4
Edge setting, be respectively arranged with the first rubber seal 14 and the second rubber seal in the inner and outer rings connected in star 12,13
Circle 15.Pass through sealant coating, the use of sealing ring, the first rubber seal 14 and the second rubber seal 15, multiple sealing
The use of structure can greatly improve the leakproofness between the flange face hex bolts and connected part.
The outer diameter of the sealing ring is equal to externally threaded outer diameter.
The chamfer angle of the transition chamfering 1 is set as 60 degree.
The chamfer angle of the transition chamfering 28 is 60 degree.
Claims (5)
1. a kind of automobile-used hexagon bolt with flange, including bolt body, it is characterised in that: the bolt body includes mutual
Vertically disposed bolt head and screw rod, the bolt head include the hexagon-head and ring flange being mutually permanently connected, institute
It states hexagon-head upper end and is provided with transition chamfering one, hexagon-head and ring flange pass through setting knuckle and be connected with each other, described
Ring flange lower end is provided with the step structure being fixedly connected with ring flange, is provided with transition chamfering two on step structure, and described
Stage structure is mutually permanently connected with screw rod, and the screw rod is equipped with a centrum portion, the end in the centrum portion far from one end of ring flange
Face is perpendicular to the axle center of the screw rod, and for the screw rod equipped with external screw thread, it is corresponding with nut that the external screw thread is placed in screw rod tail
Position, between the transition chamfering two and external screw thread be equipped with one section of recess portion identical with root diameter, the recess portion housing
It is enclosed with a circle sealing ring, a circle sealant coating is coated on the external screw thread, the ring flange is close to a side end face of screw rod
It is provided with inner and outer rings connected in star, the inner ring connected in star is close to the outer wall setting of step structure, the external annular groove
It is arranged along the edge of ring flange, is respectively arranged with the first rubber seal in the inner and outer rings connected in star and the second rubber is close
Seal.
2. a kind of automobile-used hexagon bolt with flange according to claim 1, it is characterised in that: outside the sealing ring
Diameter is equal to externally threaded outer diameter.
3. a kind of automobile-used hexagon bolt with flange according to claim 1, it is characterised in that: the transition chamfering one
Chamfer angle is set as 60 degree.
4. a kind of automobile-used hexagon bolt with flange according to claim 1, it is characterised in that: the transition chamfering two
Chamfer angle is 60 degree.
5. a kind of automobile-used hexagon bolt with flange according to claim 1, it is characterised in that: the conical surface in the centrum portion
Angle is 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820652715.9U CN208619491U (en) | 2018-05-03 | 2018-05-03 | A kind of automobile-used hexagon bolt with flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820652715.9U CN208619491U (en) | 2018-05-03 | 2018-05-03 | A kind of automobile-used hexagon bolt with flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208619491U true CN208619491U (en) | 2019-03-19 |
Family
ID=65701089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820652715.9U Expired - Fee Related CN208619491U (en) | 2018-05-03 | 2018-05-03 | A kind of automobile-used hexagon bolt with flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208619491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021133338A1 (en) * | 2019-12-26 | 2021-07-01 | Roketsan Roket Sanayi̇i̇ Ti̇caret A.Ş. | Bolt apparatus with a spherical seating surface for canister - ammunition interface |
-
2018
- 2018-05-03 CN CN201820652715.9U patent/CN208619491U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021133338A1 (en) * | 2019-12-26 | 2021-07-01 | Roketsan Roket Sanayi̇i̇ Ti̇caret A.Ş. | Bolt apparatus with a spherical seating surface for canister - ammunition interface |
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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: 20190319 Termination date: 20200503 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |