CN208221308U - A kind of retaining screwed retaining ring - Google Patents
A kind of retaining screwed retaining ring Download PDFInfo
- Publication number
- CN208221308U CN208221308U CN201820683439.2U CN201820683439U CN208221308U CN 208221308 U CN208221308 U CN 208221308U CN 201820683439 U CN201820683439 U CN 201820683439U CN 208221308 U CN208221308 U CN 208221308U
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- China
- Prior art keywords
- cylindrical body
- axial height
- disk
- diameter
- several
- 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
A kind of retaining screwed retaining ring, including from top to bottom successively by the first cylindrical body, disk, second, three, the nut body of four cylindrical bodies composition, the axial height of disk is the 2/3 of the first cylindrical body axial height, disk diameter is 1.8 times of the first cylinder diameter, second cylindrical body axial height is 1.2 times of the first cylindrical body axial height, second, four cylinder diameters are 1.1 times of the first cylinder diameter, the axial height of 4th cylindrical body is 1.8 times of the first cylindrical body axial height, third cylindrical body axial height is 1.6 times of the first cylindrical body axial height, third cylinder diameter is 0.8 times of the first cylinder diameter, several first protrusions are evenly distributed on second cylindrical body outer wall, several second protrusions are evenly distributed on 4th cylindrical body outer wall, several arcs are evenly equipped on disk peripheral wall V notch v.The utility model can after insertion, the contact area between increase and plastic part, makes the close connection of the two, prevents from falling off.
Description
Technical field
The utility model relates to a kind of fasteners, are especially a kind of retaining screwed retaining ring.
Background technique
Nut is very common, and the screw thread being arranged by inner cavity cooperates with bolt or screw rod, play be fastenedly connected it is scattered
The effect of components.According to particular use, the type and specification of nut are varied, in mobile phone, laptop, projector etc.
A kind of nut is just widely applied in electronic product, which is inlaid in the part of plastic material.Due to the ruler of electronic product
It is very little relatively small, it is desirable that the volume of this nut also wants small, causes the contact area of nut and plastic part very small, causes to connect
Connect not close, when by slightly larger torsion or shearing force, nut will fall off, and the normal use of electron product is brought
Adverse effect.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of retaining screwed retaining ring, can effectively increase after insertion
Contact area greatly between plastic part makes the close connection of the two, prevents from falling off.
The technical solution of the utility model is to provide a kind of retaining screwed retaining ring having following structure, including from
The nut body that top to bottm is successively made of the first cylindrical body, disk, the second cylindrical body, third cylindrical body and the 4th cylindrical body,
Offered on the nut body through the first cylindrical body, disk, the second cylindrical body, third cylindrical body and the 4th cylindrical body spiral shell
Line through-hole, the axial height of the disk are the 2/3 of the first cylindrical body axial height, and the diameter of disk is the first cylinder diameter
1.8 times, the axial height of second cylindrical body is 1.2 times of the first cylindrical body axial height, the second cylindrical body and the 4th
The diameter of cylindrical body is 1.1 times of the first cylinder diameter, and the axial height of the 4th cylindrical body is the first cylinder axis
To 1.8 times of height, the axial height of the third cylindrical body is 1.6 times of the first cylindrical body axial height, third cylindrical body
Diameter be 0.8 times of the first cylinder diameter, to make to form annular groove between the second cylindrical body and the 4th cylindrical body, institute
It states and is evenly distributed in several first protrusions on the outer wall of the second cylindrical body, if being evenly distributed on the outer wall of the 4th cylindrical body
Dry second is raised, is evenly equipped with several arc notch on the peripheral wall of the disk.
A kind of retaining screwed retaining ring described in the utility model, wherein it is described first protrusion and the second protrusion be trigone
Cone.
A kind of retaining screwed retaining ring described in the utility model, wherein it is described first protrusion one of side upward,
Several first protrusions are equidistantly interspersed along the outer wall of the second cylindrical body, one of side court of second protrusion
Under, several second protrusions are equidistantly interspersed along the outer wall of the 4th cylindrical body.
A kind of retaining screwed retaining ring described in the utility model, wherein circumference uniform distribution on the outer wall of the third cylindrical body
There are several strip bulges, the strip bulge is obliquely installed, and the angle between horizontal plane is 70 °.
A kind of retaining screwed retaining ring described in the utility model, wherein the cross section of the strip bulge is isosceles trapezoid.
After using the above structure, compared with prior art, a kind of retaining screwed retaining ring of the utility model is had the advantage that
The utility model is designed by reasonable structure, insertion plastic material part in after, disk, the second cylindrical body, third circle
The intercombination of cylinder, the 4th cylindrical body, the first protrusion and the second protrusion can greatly increase the contact area with plastic part,
Improve the compactness of the two connection；When by slightly larger torsion or shearing force, arc notch, the first protrusion and the second raised energy
The rotation for enough preventing the utility model nut, plays the role of rotation stop；In disk, arc notch, the second cylindrical body, third cylinder
Under body, the 4th cylindrical body, the first protrusion and the second raised collective effect, so that the nut of insertion is connect more with plastic part
It is firm to add, and has reached good anti-dropout effect.After in the utility model insertion plastic part, the first cylindrical body exposes outside
Positioning and guiding is played the role of in portion；And contact surface area with plastic part can be increased by being inlaid in the disk in plastic part,
While ensuring to be reliably connected, it effectively prevent jack effect.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of retaining screwed retaining ring of the utility model.
Specific embodiment
A kind of retaining screwed retaining ring of the utility model is made further specifically with reference to the accompanying drawings and detailed description
It is bright:
As shown in Figure 1, in this embodiment, a kind of retaining screwed retaining ring of the utility model, including from top to bottom
The nut body being successively made of the first cylindrical body 3, disk 4, the second cylindrical body 7, third cylindrical body 8 and the 4th cylindrical body 11,
It is offered on nut body through the first cylindrical body 3, disk 4, the second cylindrical body 7, third cylindrical body 8 and the 4th cylindrical body 11
Tapped through hole 2.The axial height of disk 4 is the 2/3 of 3 axial height of the first cylindrical body, and the diameter of disk 4 is the first cylindrical body 3
1.8 times of diameter；The axial height of second cylindrical body 7 is 1.2 times of 3 axial height of the first cylindrical body, the second cylindrical body 7 and the
The diameter of four cylindrical bodies 11 is 1.1 times of 3 diameter of the first cylindrical body；The axial height of 4th cylindrical body 11 is the first cylindrical body
1.8 times of 3 axial heights, the axial height of third cylindrical body 8 are 1.6 times of 3 axial height of the first cylindrical body, third cylindrical body
8 diameter is 0.8 times of 3 diameter of the first cylindrical body, to make to be formed between the second cylindrical body 7 and the 4th cylindrical body 11 annular recessed
Slot 12.Several first protrusions 6, circumference uniform distribution on the outer wall of the 4th cylindrical body 11 are evenly distributed on the outer wall of second cylindrical body 7
There are several second protrusions 10, several arc notch 5 are evenly equipped on the peripheral wall of disk 4.
First protrusion 6 and the second protrusion 10 are triangular pyramid, and one of side of the first protrusion 6 is upward, several described
First protrusion 6 is equidistantly interspersed along the outer wall of the second cylindrical body 7；One of side of second protrusion 10 is downward, several
Second protrusion 10 is equidistantly interspersed along the outer wall of the 4th cylindrical body 11.This structure not only plays better anti-rotation effect
Fruit, but also there is certain anti-falling effect.
Several strip bulges 9 are evenly distributed on the outer wall of third cylindrical body 8, strip bulge 9 is obliquely installed, with horizontal plane
Between angle be 70 °, the cross section of strip bulge 9 is isosceles trapezoid, to further increase anti-rotation and anti-dropout effect.
The utility model is designed by reasonable structure, insertion plastic material part in after, disk 4, the second cylinder
The intercombination of body 7, third cylindrical body 8, the 4th the 11, first protrusion 6 of cylindrical body and the second protrusion 10 can be greatly increased and be moulded
Expect the contact area of part, improves the compactness of the two connection；When by slightly larger torsion or shearing force, arc notch 5,
One protrusion 6 and the second protrusion 10 can prevent the rotation of the utility model nut, play the role of rotation stop；It is lacked in disk 4, arc
Mouthful the 5, second cylindrical body 7, third cylindrical body 8, the 4th the 11, first protrusion 6 of cylindrical body and the second protrusion 10 collective effect under, make
The nut that must be embedded in is connect more firm with plastic part, has reached good anti-dropout effect.When the utility model is embedded in
After in plastic part, the first cylindrical body 3 is exposed on the external, and plays the role of positioning and guiding；And it is inlaid in the disk 4 in plastic part
The contact surface area with plastic part can be increased, while ensuring to be reliably connected, effectively prevent jack effect.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various changes and improvements that the technical solution of utility model is made should all be fallen into the protection scope of the utility model.
Claims (5)
1. a kind of retaining screwed retaining ring, it is characterised in that: including from top to bottom successively by the first cylindrical body (3), disk (4),
The nut body of two cylindrical bodies (7), third cylindrical body (8) and the 4th cylindrical body (11) composition, offers on the nut body
Screw thread through the first cylindrical body (3), disk (4), the second cylindrical body (7), third cylindrical body (8) and the 4th cylindrical body (11) is logical
Hole (2), the axial height of the disk (4) are the 2/3 of the first cylindrical body (3) axial height, and the diameter of disk (4) is the first circle
1.8 times of cylinder (3) diameter, the axial height of second cylindrical body (7) are 1.2 times of the first cylindrical body (3) axial height,
The diameter of second cylindrical body (7) and the 4th cylindrical body (11) is 1.1 times of the first cylindrical body (3) diameter, the 4th cylinder
The axial height of body (11) is 1.8 times of the first cylindrical body (3) axial height, and the axial height of the third cylindrical body (8) is
1.6 times of first cylindrical body (3) axial height, the diameter of third cylindrical body (8) they are 0.8 times of the first cylindrical body (3) diameter, from
And make to form annular groove (12) between the second cylindrical body (7) and the 4th cylindrical body (11), the outer wall of second cylindrical body (7)
On be evenly distributed in several first raised (6), several second protrusions are evenly distributed on the outer wall of the 4th cylindrical body (11)
(10), several arc notch (5) are evenly equipped on the peripheral wall of the disk (4).
2. a kind of retaining screwed retaining ring according to claim 1, it is characterised in that: first raised (6) and second convex
Playing (10) is triangular pyramid.
3. a kind of retaining screwed retaining ring according to claim 2, it is characterised in that: wherein the one of first raised (6)
Upward, several described first raised (6) are equidistantly interspersed along the outer wall of the second cylindrical body (7), and described second is convex for a side
Play one of side of (10) downward, several second raised (10) equidistantly interlock along the outer wall of the 4th cylindrical body (11)
Distribution.
4. a kind of retaining screwed retaining ring according to claim 3, it is characterised in that: the outer wall of the third cylindrical body (8)
On be evenly distributed in several strip bulges (9), the strip bulge (9) is obliquely installed, and the angle between horizontal plane is 70 °.
5. a kind of retaining screwed retaining ring according to claim 4, it is characterised in that: the cross section of the strip bulge (9)
For isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683439.2U CN208221308U (en) | 2018-05-09 | 2018-05-09 | A kind of retaining screwed retaining ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683439.2U CN208221308U (en) | 2018-05-09 | 2018-05-09 | A kind of retaining screwed retaining ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208221308U true CN208221308U (en) | 2018-12-11 |
Family
ID=64510616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820683439.2U Expired - Fee Related CN208221308U (en) | 2018-05-09 | 2018-05-09 | A kind of retaining screwed retaining ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208221308U (en) |
-
2018
- 2018-05-09 CN CN201820683439.2U patent/CN208221308U/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: 20181211 Termination date: 20200509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |