CN205991071U - A kind of boss bolt - Google Patents
A kind of boss bolt Download PDFInfo
- Publication number
- CN205991071U CN205991071U CN201620935634.0U CN201620935634U CN205991071U CN 205991071 U CN205991071 U CN 205991071U CN 201620935634 U CN201620935634 U CN 201620935634U CN 205991071 U CN205991071 U CN 205991071U
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- CN
- China
- Prior art keywords
- reinforced wall
- cap
- straight burr
- wall
- transition part
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Abstract
This utility model is related to the technical field of auto parts and components,More specifically，It is related to a kind of boss bolt，Including bolt body，Bolt body includes interconnective cap and the body of rod，Cap and the body of rod are directly connected by rib，The body of rod includes interconnective thread segment and straight burr section，Described thread segment and straight burr section are connected by transition part，Described rib includes interconnective first reinforced wall and the second reinforced wall，The curved shape of first reinforced wall and radian are 90 °，The two ends of the first reinforced wall connect with straight burr section and cap respectively，Spacing between the two ends of the first reinforced wall is 0.5mm,Described second reinforced wall includes the straight section connecting with straight burr section and the segmental arc connecting with cap，The curved shape of segmental arc and radian are 75 °，This utility model is rational in infrastructure simple，Practical，Pressure，The body of rod and cap bonding strength are big.
Description
Technical field
This utility model is related to the technical field of auto parts and components, more specifically, it relates to a kind of boss bolt.
Background technology
Bolt, is one of modal machine components, the threaded securing member of cylinder of adapted nut.Bolt：By head
Portion and screw rod (with an externally threaded cylinder) class securing member dimerous, need and nut screw connection, are used for being fastenedly connected
Two parts carrying through hole.This type of attachment claims bolt connection.As nut is screwed off from bolt, this two can be made again
Part separates, therefore bolt connection is belonging to be detachably connected.
Boss bolt is also called tire bolt, in order to fixing brake drum and wheel hub and wheel disc and the parts such as wheel hub, is using
When with nut (include inner nut, set nut and outer nut etc.) cooperation, on fittings supply be therefore and nut supply in full sets.
Traditional wheel hub spiral shell includes interconnective cap and the body of rod, when boss bolt by wheel hub trembled power when cap
Crackle in lid and the junction of the body of rod, leverage the service life of boss bolt, and boss bolt have screw thread and
Straight burr with the feature of bar, both affect each other larger so that the life-span of bolt substantially reduce.
Content of the invention
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of rational in infrastructure simple, practicality
Property strong, pressure, the body of rod and the big boss bolt of cap bonding strength.
For achieving the above object, this utility model provides following technical scheme：
A kind of boss bolt, including bolt body, bolt body includes interconnective cap and the body of rod, cap and the body of rod
Directly connected by rib, the body of rod includes interconnective thread segment and straight burr section, described thread segment and straight burr section were passed through
Portion of crossing connects, and thread segment includes light bar portion, described transition part and the light having the threaded portion opening up screw thread and connecting with transition part
One end that bar portion connects is one end that input and straight burr section connect is outfan, outfan straight with diameter greater than input
Transition part body outer wall angle of inclination between footpath and input and outfan is 15 °；Described rib includes interconnective
First reinforced wall and the second reinforced wall, the curved shape of the first reinforced wall and radian are 90 °, and the two ends of the first reinforced wall are respectively and directly
Stricture of vagina section and cap connect, and the spacing between the two ends of the first reinforced wall is 0.5mm, and described second reinforced wall includes and straight burr Duan Lian
The straight section that connects and and the segmental arc that connects of cap, the curved shape of segmental arc and radian is 75 °.
By adopting technique scheme, by arranging rib between the body of rod and cap, connect both and reach raising
Both bonding strengths and connective stability, effective prevent bolt by wheel hub trembled power when the cap and body of rod
Crackle in junction.
Transition part is used for being connected thread segment and straight burr section, in bolt connection wheel hub, is thread segment and wheel hub screw thread first
Connect, then pass through the locking of straight burr section again and connect.In above process, connecting with wheel hub to reduce thread segment and straight burr section
Afterwards to the impact causing each other, so being provided with transition part.Because the structure of transition part uses the diameter of input to defeated
The diameter going out end is in be incremented by, and transition part is gradually locked to wheel hub, prevents from making the too quickly straight burr leading to straight burr section of power be worn.
Rib adopts the outer wall of two kinds of different structures to connect cap and the body of rod, and the first reinforced wall is designed to arc shape, greatly
Improve greatly its measuring body ability, for convenience of opening up of the first reinforced wall, so between the two ends of setting the first reinforced wall
Away from for 0.5mm；Second reinforced wall uses line part and two kinds of different structure combinations of curved portions are constituted, when rib stress
When, the first reinforced wall and the second reinforced wall can produce very strong internal force to offset external force it is ensured that the Stability Analysis of Structures of rib and anti-
Pressure energy power.
This utility model is further arranged to：The side wall of described cap and the connection of the second reinforced wall is smooth tangent plane.
By adopting technique scheme, smooth tangent plane is directed to the second reinforced wall and arranges, and smooth tangent plane facilitates cap
The force rotation of lid.
This utility model is further arranged to：The lenth ratio of described smooth bar portion and transition part is 1.2-1.5.
By adopting technique scheme, when the lenth ratio of light bar portion and transition part is 1.2-1.5, the product of transition part
Efficiency in connection procedure for the effect and bolt and wheel hub of raw locking is optimal.
This utility model is further arranged to：The outer wall setting straight burr of described straight burr section, between two adjacent straight burrs
Spacing is 1.25mm.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
With reference to Fig. 1, embodiment of the present utility model is described further.
A kind of boss bolt, including bolt body, bolt body includes interconnective cap 2 and the body of rod 1, cap 2 He
The body of rod 1 is directly connected by rib 4, and the body of rod 1 includes interconnective thread segment 11 and straight burr section 12, described thread segment 11 He
Straight burr section 12 is connected by transition part 3, and thread segment 11 includes having the threaded portion 111 opening up screw thread and connects with transition part 3
One end that light bar portion 112, described transition part 3 and light bar portion 112 connect is defeated for one end of input 31 and straight burr section 12 connection
Go out end 32, the diameter with diameter greater than input 31 of outfan 32 and the transition part between input 31 and outfan 32 3 body
Outer wall angle of inclination is 15 °；Described rib 4 includes interconnective first reinforced wall 41 and the second reinforced wall 42, and first adds
The strong curved shape of wall 41 and radian is 90 °, the two ends of the first reinforced wall 41 connect with straight burr section 12 and cap 2 respectively, first plus
Spacing between the two ends of strong wall 41 is 0.5mm, described second reinforced wall 42 include the straight section connecting with straight burr section 12 and and
The segmental arc that cap 2 connects, the curved shape of segmental arc and radian are 75 °.
By adopting technique scheme, by arranging rib 4 between the body of rod 1 and cap 2, both connections reach and carry
High both bonding strengths and connective stability, effective prevent bolt by wheel hub trembled power when cap 2 and bar
Crackle in the junction of body 1.
Transition part 3 is used for being connected thread segment 11 and straight burr section 12, in bolt connection wheel hub, is thread segment 11 and wheel first
Hub is threaded, then passes through straight burr section 12 locking again and connects.In above process, in order to reduce thread segment 11 and straight burr section 12
To the impact causing each other after connecting with wheel hub, so being provided with transition part 3.Due to the structure of transition part 3 use defeated
The diameter entering the diameter at end 31 to outfan 32 is in be incremented by, and transition part 3 is gradually locked to wheel hub, prevents from making that power is too quickly to be led to
The straight burr of straight burr section 12 is worn.
Rib 4 adopts the outer wall of two kinds of different structures to connect cap 2 and the body of rod 1, and the first reinforced wall 41 designs camber
Shape, substantially increases its measuring body ability, for convenience of opening up of the first reinforced wall 41, so the two ends of setting the first reinforced wall 41
Between spacing be 0.5mm；Second reinforced wall 42 uses line part and the combination of two kinds of different structures of curved portions is constituted, when plus
During strong portion's 4 stress, the first reinforced wall 41 and the second reinforced wall 42 can produce very strong internal force to offset external force it is ensured that rib 4
Stability Analysis of Structures and anti-pressure ability.
The side wall of cap 2 and the second reinforced wall 42 connection is smooth tangent plane 21.Smooth tangent plane 21 is directed to the second reinforced wall
42 and arrange, smooth tangent plane 21 facilitate cap 2 force rotation.
When the lenth ratio of light bar portion 112 and transition part 3 is 1.2-1.5, the effect and the spiral shell that produce locking of transition part 3
The bolt and wheel hub efficiency in connection procedure is optimal.
The outer wall setting straight burr of straight burr section 12, the spacing between two adjacent straight burrs is 1.25mm.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, the skill of this area
Art personnel carry out common variations and alternatives in the range of technical solutions of the utility model and should be included in guarantor of the present utility model
In the range of shield.
Claims (4)
1. a kind of boss bolt, including bolt body, is characterized in that：Described bolt body includes interconnective cap and bar
Body, cap and the body of rod are directly connected by rib, and the body of rod includes interconnective thread segment and straight burr section, described thread segment and
Straight burr section is connected by transition part, and thread segment includes the light bar portion having the threaded portion opening up screw thread and connecting with transition part, institute
Stating transition part and one end of light bar portion connection is outfan for one end of input and the connection of straight burr section, and the diameter of outfan is big
In the diameter of input and transition part body outer wall angle of inclination between input and outfan is 15 °；Described rib bag
Include interconnective first reinforced wall and the second reinforced wall, the curved shape of the first reinforced wall and radian is 90 °, the first reinforced wall
Two ends connect with straight burr section and cap respectively, and the spacing between the two ends of the first reinforced wall is 0.5mm, described second reinforced wall bag
Include and straight section that straight burr section connects and and the segmental arc that connects of cap, the curved shape of segmental arc and radian are 75 °.
2. a kind of boss bolt according to claim 1, is characterized in that：Described cap and the side of the second reinforced wall connection
Wall is smooth tangent plane.
3. a kind of boss bolt according to claim 2, is characterized in that：The lenth ratio of described smooth bar portion and transition part is
1.2-1.5.
4. a kind of boss bolt according to claim 2, is characterized in that：The outer wall setting straight burr of described straight burr section, two
Spacing between adjacent straight burr is 1.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935634.0U CN205991071U (en) | 2016-08-24 | 2016-08-24 | A kind of boss bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935634.0U CN205991071U (en) | 2016-08-24 | 2016-08-24 | A kind of boss bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991071U true CN205991071U (en) | 2017-03-01 |
Family
ID=58107060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620935634.0U Active CN205991071U (en) | 2016-08-24 | 2016-08-24 | A kind of boss bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397468A (en) * | 2018-05-10 | 2018-08-14 | 海盐远洋标准件有限公司 | A kind of automobile riveting screw |
-
2016
- 2016-08-24 CN CN201620935634.0U patent/CN205991071U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397468A (en) * | 2018-05-10 | 2018-08-14 | 海盐远洋标准件有限公司 | A kind of automobile riveting screw |
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