CN214689723U - Self-locking connecting structure between upper shield and lower shield of steering column - Google Patents
Self-locking connecting structure between upper shield and lower shield of steering column Download PDFInfo
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- CN214689723U CN214689723U CN202120307101.9U CN202120307101U CN214689723U CN 214689723 U CN214689723 U CN 214689723U CN 202120307101 U CN202120307101 U CN 202120307101U CN 214689723 U CN214689723 U CN 214689723U
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- shield
- upper shield
- locking
- steering column
- locking hole
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Abstract
The utility model discloses a auto-lock connection structure between guard shield about steering column. The upper shield assembly structure comprises an upper shield columnar structure and a lower shield locking structure, wherein a locking hole is formed in the lower shield locking structure, an opening of the locking hole is formed in the locking hole, a hole is formed in the center of the upper shield columnar structure, an upper shield guide structure is arranged on the upper shield columnar structure, and the upper shield guide structure is obliquely connected with an upper shield assembly structure; the upper shield columnar structure is located in the locking hole, the upper shield guide structure and the upper shield assembly structure are located in the locking hole opening, and when the upper shield columnar structure rotates to fit the lower surface of the upper shield guide structure and the upper surface of the lower shield locking structure, the upper shield of the steering column is locked with the lower shield of the steering column. The utility model discloses not only simple to operate, reliable and stable moreover, effectively solved and installed/dismantle deformation and inefficacy defects such as after the operation repeatedly between the upper and lower guard shield.
Description
Technical Field
The utility model belongs to the technical field of the auto parts, concretely relates to auto-lock connection structure between guard shield about steering column.
Background
For the connection between the upper/lower shields of the steering column, the current mainstream vehicle model generally adopts a primary buckle which is integrally injection-molded with the shields. The buckle has the advantages of simple structure, convenient installation, generally lower reliability and easy deformation after repeated installation/disassembly, thereby causing the defects of poor fastening, poor clearance surface, aging, operation durability failure and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a self-locking connecting structure between an upper shield and a lower shield of a steering column.
The utility model adopts the technical proposal that: a self-locking connection structure between an upper shield and a lower shield of a steering column comprises an upper shield columnar structure and a lower shield locking structure, wherein a locking hole is formed in the lower shield locking structure, an opening of the locking hole is formed in the locking hole, a hole is formed in the center of the upper shield columnar structure, an upper shield guide structure is arranged on the upper shield columnar structure, and the upper shield guide structure is obliquely connected with an upper shield assembly structure; the upper shield columnar structure is located in the locking hole, the upper shield guide structure and the upper shield assembly structure are located in the locking hole opening, and when the upper shield columnar structure rotates to fit the lower surface of the upper shield guide structure and the upper surface of the lower shield locking structure, the upper shield of the steering column is locked with the lower shield of the steering column.
In a further preferable structure, the inner diameter R1 of the upper shield columnar structure ranges from 1.95 mm to 2.15 mm; the range of the outer diameter R2 of the upper shield columnar structure is 2.9-3.1 mm. R1 ensures deformation during assembly; r2 ensures the strength of the upper shield at the lock.
In a further preferred configuration, the inner diameter R3 of the locking hole is in the range of 2.95 to 3.15 mm. The entry of the upper shield columnar structure is ensured.
In a further preferable structure, the outer edge of the lower shield locking structure is an arc, and the range of the outer diameter R4 of the arc is 7.1-7.3 mm. The strength of the locking position of the lower protective cover is ensured.
In a more preferred configuration, the opening angle a1 of the lock hole opening is in the range of 90 ° to 100 °. The entry of the upper shield columnar structure is ensured.
In a further preferred structure, the thickness T1 of the upper guard guide structure is in a range of 1.4 to 1.6 mm. The smooth installation of the upper shield of the steering column is ensured.
In a further preferred structure, an included angle a2 between the upper shield mounting structure and the upper surface of the lower shield locking structure is in a range of 30 ° to 40 °. The smooth installation of the upper shield of the steering column is ensured.
In a further preferable structure, the transverse distance G1 between the upper guard guiding structure and the lower guard locking structure ranges from 0.2 mm to 0.4 mm. The smooth installation of the upper shield of the steering column is ensured.
The utility model discloses not only simple to operate, reliable and stable moreover, effectively solved and installed/dismantle deformation and inefficacy defects such as after the operation repeatedly between the upper and lower guard shield.
Drawings
FIG. 1 is a longitudinal cross-sectional view of the present invention;
fig. 2 is a transverse cross-sectional view of the present invention.
Wherein, 1-steering column upper shield (1-1-upper shield columnar structure, 1-2-upper shield guide structure, 1-3-upper shield assembly structure), 2-steering column lower shield (2-1-lower shield locking structure, 2-2-locking hole, 2-3-locking hole opening).
Detailed Description
The invention will be further described in detail with reference to the drawings and the following detailed description, which are provided for the purpose of clearly understanding the invention and are not intended to limit the invention.
As shown in fig. 1-2, the utility model comprises an upper shield columnar structure 1-1 and a lower shield locking structure 2-1, wherein the lower shield locking structure 2-1 is provided with a locking hole 2-2, the locking hole 2-2 is provided with a locking hole opening 2-3, the center of the upper shield columnar structure 1-1 is provided with a hole, the upper shield columnar structure 1-1 is provided with an upper shield guiding structure 1-2, and the upper shield guiding structure 1-2 is obliquely connected with an upper shield assembling structure 1-3; the upper shield columnar structure 1-1 is located in the locking hole 2-2, the upper shield guide structure 1-2 and the upper shield assembly structure 1-3 are located in the locking hole opening 2-3, and when the upper shield columnar structure 1-1 rotates to enable the lower surface of the upper shield guide structure 1-2 to be attached to the upper surface of the lower shield locking structure 2-1, the steering column upper shield 1 is locked with the steering column lower shield 2.
The range of the inner diameter R1 of the upper shield columnar structure 1-1 is 1.95-2.15 mm; the range of the outer diameter R2 of the upper shield columnar structure 1-1 is 2.9-3.1 mm.
The range of the inner diameter R3 of the locking hole 2-2 is 2.95-3.15 mm.
The outer edge of the lower shield locking structure 2-1 is an arc, and the outer diameter R4 of the arc ranges from 7.1 mm to 7.3 mm.
The opening angle a1 of the locking hole opening 2-3 ranges from 90 ° to 100 °.
The range of the thickness T1 of the upper shield guide structure 1-2 is 1.4-1.6 mm.
The included angle A2 between the upper shield assembling structure 1-3 and the upper surface of the lower shield locking structure 2-1 ranges from 30 degrees to 40 degrees.
The range of the transverse distance G1 between the upper shield guide structure 1-2 and the lower shield locking structure 2-1 is 0.2-0.4 mm.
Those not described in detail in this specification are within the skill of the art.
Claims (8)
1. The utility model provides a auto-lock connection structure between guard shield about steering column, includes guard shield columnar structure (1-1) and lower guard shield locking structure (2-1), its characterized in that: a locking hole (2-2) is formed in the lower shield locking structure (2-1), a locking hole opening (2-3) is formed in the locking hole (2-2), a hole is formed in the center of the upper shield columnar structure (1-1), an upper shield guide structure (1-2) is arranged on the upper shield columnar structure (1-1), and the upper shield guide structure (1-2) is obliquely connected with an upper shield assembly structure (1-3); the upper shield cylindrical structure (1-1) is located in the locking hole (2-2), the upper shield guide structure (1-2) and the upper shield assembly structure (1-3) are located in the locking hole opening (2-3), and when the upper shield cylindrical structure (1-1) rotates to enable the lower surface of the upper shield guide structure (1-2) to be attached to the upper surface of the lower shield locking structure (2-1), the upper shield (1) of the steering column is locked with the lower shield (2) of the steering column.
2. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the inner diameter R1 of the upper shield columnar structure (1-1) ranges from 1.95 mm to 2.15 mm; the range of the outer diameter R2 of the upper shield columnar structure (1-1) is 2.9-3.1 mm.
3. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the range of the inner diameter R3 of the locking hole (2-2) is 2.95-3.15 mm.
4. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the outer edge of the lower shield locking structure (2-1) is an arc, and the range of the outer diameter R4 of the arc is 7.1-7.3 mm.
5. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the opening angle A1 of the locking hole opening (2-3) ranges from 90 degrees to 100 degrees.
6. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the range of the thickness T1 of the upper shield guide structure (1-2) is 1.4-1.6 mm.
7. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the range of an included angle A2 between the upper shield assembly structure (1-3) and the upper surface of the lower shield locking structure (2-1) is 30-40 degrees.
8. The self-locking connection structure between the upper shield and the lower shield of the steering column according to claim 1, wherein: the range of the transverse distance G1 between the upper shield guide structure (1-2) and the lower shield locking structure (2-1) is 0.2-0.4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120307101.9U CN214689723U (en) | 2021-02-03 | 2021-02-03 | Self-locking connecting structure between upper shield and lower shield of steering column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120307101.9U CN214689723U (en) | 2021-02-03 | 2021-02-03 | Self-locking connecting structure between upper shield and lower shield of steering column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214689723U true CN214689723U (en) | 2021-11-12 |
Family
ID=78566264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120307101.9U Active CN214689723U (en) | 2021-02-03 | 2021-02-03 | Self-locking connecting structure between upper shield and lower shield of steering column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214689723U (en) |
-
2021
- 2021-02-03 CN CN202120307101.9U patent/CN214689723U/en active Active
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