CN218450334U - High-precision vehicle-mounted camera sealing and fixing structure - Google Patents
High-precision vehicle-mounted camera sealing and fixing structure Download PDFInfo
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- CN218450334U CN218450334U CN202221981492.3U CN202221981492U CN218450334U CN 218450334 U CN218450334 U CN 218450334U CN 202221981492 U CN202221981492 U CN 202221981492U CN 218450334 U CN218450334 U CN 218450334U
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Abstract
The utility model discloses a sealed fixed knot of on-vehicle camera of high accuracy constructs in camera field, include: the optical lens assembly comprises an optical lens assembly, an optical filter and a shell; the shell is provided with a mounting cavity for accommodating an optical lens assembly; the optical filter is arranged between the optical lens assembly and the shell; the optical lens component is provided with a flange plate; the flange plate is provided with a positioning bulge; the shell is provided with a positioning groove matched with the positioning bulge; the positioning bulges and the positioning grooves are provided with pattern drawing angles; the positioning protrusions are embedded into the corresponding positioning grooves, so that the optical lens assembly and the shell are positioned in the installation process, and the phenomenon of eccentric offset of the optical lens assembly and the shell is avoided; the positioning groove increases the glue storage space to prevent glue overflow; meanwhile, the positioning bulge can bear transverse impact, so that the problem that the positioning bulge is easy to fall off in the transverse direction is avoided.
Description
Technical Field
The utility model belongs to the technical field of the camera, concretely relates to back dress camera fixing base.
Background
The vehicle-mounted camera is known as 'automatic driving eye', and image information acquisition is realized through the lens and the image sensor. The collected data are processed, analyzed and transmitted to the control center through AI, and the control center feeds the data back to the automobile or the driver after certain judgment. Along with the rapid development of automatic driving, the loading rate of the ADAS system continuously rises, and the vehicle-mounted camera is a huge incremental market.
The vehicle-mounted camera comprises an optical LENS group (LENS), a CMOS sensor, an image digital processing chip, an AI depth algorithm, a shell (Holder), a connector, a wiring harness and the like. The LENS and Holder connection adopts screw thread (standard definition) or AA technology (high definition), but in the AA technology process, the problems of eccentric offset, insufficient adhesive force, easy transverse falling and glue overflow often occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sealed fixed knot of on-vehicle camera of high accuracy constructs to the solution can appear eccentric skew and the horizontal problem that easily drops often in AA technological process.
In order to achieve the above object, on the one hand the utility model discloses the technical scheme who adopts is:
a high-precision vehicle-mounted camera sealing and fixing structure comprises an optical lens assembly, an optical filter and a shell; the shell is provided with a mounting cavity for accommodating an optical lens assembly; the optical filter is arranged between the optical lens assembly and the shell; the optical lens assembly is provided with a flange plate; the flange plate is provided with a positioning bulge; the shell is provided with a positioning groove matched with the positioning bulge; and the positioning bulges and the positioning grooves are provided with pattern drawing angles.
Preferably, the positioning groove is arranged as an annular groove and arranged around the installation cavity; the positioning bulge is arranged as an annular bulge; the annular bulge is arranged around the flange plate; the positioning bulge is embedded in the positioning groove.
Preferably, a plurality of positioning bulges are arranged on the flange plate in an annular array; a plurality of positioning grooves are arranged on the shell in an annular array; the positioning bulges are arranged in one-to-one correspondence with the positioning grooves, and the positioning bulges are embedded into the corresponding positioning grooves.
Preferably, the height H3 of the positioning protrusion is greater than the depth H1 of the positioning groove.
Preferably, the depth H1 of the positioning groove is less than or equal to half of the thickness H2 of the shell.
Preferably, the end part of the optical lens assembly is provided with a mounting groove; the optical filter is embedded in the mounting groove.
Preferably, the draft angle of the positioning groove is larger than the draft angle of the positioning protrusion.
Preferably, the limitation conditions of the positioning groove and the positioning projection include:
(D6-D5)/2≥D4≥D8≥0
D3＝D7＝(D6+D5)/2
wherein D5 represents the inner diameter of the flange; d6 represents the outer diameter of the flange; d4 represents the width of the detent; d8 is expressed as the width of the positioning projection; d3 represents the diameter of the detent; d7 is expressed as the diameter of the positioning projection.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
in the utility model, the optical lens component is provided with a flange plate; the flange plate is provided with a positioning bulge; the shell is provided with a positioning groove matched with the positioning bulge; the positioning protrusions are embedded into the corresponding positioning grooves, so that the optical lens assembly and the shell are positioned in the installation process, and the phenomenon of eccentric offset of the optical lens assembly and the shell is avoided; the positioning groove increases the glue storage space to prevent glue overflow; meanwhile, the positioning bulge can bear transverse impact, so that the problem that the positioning bulge is easy to fall off in the transverse direction is avoided.
In the utility model, the positioning groove is arranged as an annular groove and arranged around the installation cavity; the positioning bulge is arranged as an annular bulge; the annular bulge is arranged around the flange plate; the positioning bulges are embedded into the corresponding positioning grooves, so that the problem of glue overflow in the AA technological process can be avoided.
Drawings
Fig. 1 is an exploded view of a high-precision vehicle-mounted camera sealing and fixing structure provided by an embodiment of the present invention;
fig. 2 is an assembly view of a high-precision vehicle-mounted camera sealing and fixing structure provided by the embodiment of the present invention;
fig. 3 is an enlarged view of a portion of fig. 2 according to the present invention;
in the figure: the optical filter comprises a shell 1, an installation cavity 11, a positioning groove 12, an optical lens assembly 2, a flange 21, an installation groove 22, a positioning bulge 23 and an optical filter 3.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example one
As shown in fig. 1 to 3, a high-precision vehicle-mounted camera sealing and fixing structure comprises an optical lens assembly 2, an optical filter 3 and a housing 1; the shell 1 is provided with a mounting cavity 11 for accommodating the optical lens assembly 2; the optical filter 3 is arranged between the optical lens assembly 2 and the shell 1; the end part of the optical lens component 2 is provided with a mounting groove 22; the filter 3 is embedded in the mounting groove 22.
The optical lens component 2 is provided with a flange 21; the flange plate 21 is provided with a positioning bulge 23; a positioning groove 12 matched with the positioning bulge 23 is arranged on the shell 1; the diameter D1 of the mounting cavity ranges between the inner diameter D5 of the flange plate and the outer diameter D6 of the flange plate, namely D6 is more than or equal to D1 and more than or equal to D5.
The positioning groove 12 is arranged as an annular groove and is arranged around the installation cavity 11; the positioning protrusion 23 is arranged as an annular protrusion; the annular bulge is arranged around the flange plate 21; the positioning protrusion 23 is embedded in the positioning groove 12. The height H3 of the positioning protrusion 23 is greater than the depth H1 of the positioning groove 12, so that the optical lens assembly 2 and the housing 1 leave a glue space thickness. The depth H1 of the positioning groove 12 is less than or equal to half of the thickness H2 of the shell 1. The positioning protrusions and the positioning grooves are provided with pattern drawing angles, the pattern drawing angle a of the positioning groove 12 is larger than the pattern drawing angle b of the positioning protrusion 23, and the pattern drawing angle a is larger than or equal to 10 degrees and larger than or equal to 0 degree.
The limitations of the positioning groove 12 and the positioning protrusion 23 further include:
(D6-D5)/2≥D4≥D8≥0
D3＝D7＝(D6+D5)/2
wherein D6 represents the outer diameter of the flange 21; d4 represents the width of the positioning groove 12; d8 represents the width of the positioning projection 23; d3 represents the diameter of the positioning groove 12; d7 denotes the diameter of the positioning projection 23.
Example two
As shown in fig. 1 to 3, includes an optical lens assembly 2, a filter 3, and a housing 1; the shell 1 is provided with a mounting cavity 11 for accommodating the optical lens assembly 2; the optical filter 3 is arranged between the optical lens assembly 2 and the shell 1; the end part of the optical lens component 2 is provided with a mounting groove 22; the optical filter 3 is embedded in the mounting groove 22.
The optical lens component 2 is provided with a flange 21; the diameter D1 of the mounting cavity ranges between the inner diameter D5 of the flange plate and the outer diameter D6 of the flange plate, namely D6 is more than or equal to D1 and more than or equal to D5. A plurality of positioning bulges 23 are arranged on the flange plate 21 in an annular whole row; a plurality of positioning grooves 12 are annularly arranged on the shell 1 in an array; the positioning protrusions 23 are arranged in one-to-one correspondence with the positioning grooves 12, and the positioning protrusions 23 are embedded into the corresponding positioning grooves 12.
The height H3 of the positioning protrusion 23 is greater than the depth H1 of the positioning groove 12, so that the optical lens assembly 2 and the housing 1 leave a glue space thickness. The depth H1 of the positioning groove 12 is less than or equal to half of the thickness H2 of the shell 1. The positioning protrusions and the positioning grooves are provided with pattern drawing angles, so that the pattern drawing angles are favorable for demolding and are convenient for the positioning protrusions and the positioning grooves to position; the die drawing angle a of the positioning groove 12 is larger than the die drawing angle b of the positioning protrusion 23, and the die drawing angle a is larger than or equal to 10 degrees and is larger than or equal to 0 degree.
The limitations of the positioning groove 12 and the positioning protrusion 23 further include:
(D6-D5)/2≥D4≥D8≥0
D3＝D7＝(D6+D5)/2
wherein D6 represents the outer diameter of the flange 21; d4 represents the width of the positioning groove 12; d8 represents the width of the positioning projection 23; d3 represents the diameter of the annular array of positioning slots 12; d7 is expressed as the diameter of the annular array of positioning projections 23.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (7)
1. A high-precision vehicle-mounted camera sealing and fixing structure is characterized by comprising an optical lens assembly (2), an optical filter (3) and a shell (1); the shell (1) is provided with a mounting cavity (11) for accommodating the optical lens assembly (2); the optical filter (3) is arranged between the optical lens assembly (2) and the shell (1); a flange plate (21) is arranged on the optical lens component (2); a positioning bulge (23) is arranged on the flange plate (21); a positioning groove (12) matched with the positioning bulge is arranged on the shell (1); and the positioning bulges (23) and the positioning grooves (12) are provided with pattern drawing angles.
2. The high-precision vehicle-mounted camera sealing and fixing structure is characterized in that the positioning groove (12) is arranged as an annular groove and surrounds the mounting cavity (11); the positioning bulge (23) is arranged to be an annular bulge; the annular bulge is arranged around the flange plate (21); the positioning bulge (23) is embedded in the positioning groove (12).
3. The high-precision vehicle-mounted camera sealing and fixing structure is characterized in that a plurality of positioning protrusions (23) are arranged on the flange plate (21) in an annular array; a plurality of positioning grooves (12) are annularly arranged on the shell (1) in an array; the positioning bulges (23) and the positioning grooves (12) are arranged in a one-to-one correspondence manner, and the positioning bulges are embedded into the corresponding positioning grooves.
4. The high-precision vehicle-mounted camera sealing and fixing structure is characterized in that the height H3 of the positioning protrusion (23) is greater than the depth H1 of the positioning groove (12).
5. The high-precision vehicle-mounted camera sealing and fixing structure according to claim 2 or claim 3, wherein the depth H1 of the positioning groove (12) is less than or equal to half of the thickness H2 of the shell (1).
6. The high-precision vehicle-mounted camera sealing and fixing structure is characterized in that the end part of the optical lens assembly (2) is provided with a mounting groove (22); the optical filter (3) is embedded in the mounting groove (22).
7. The high-precision vehicle-mounted camera sealing and fixing structure is characterized in that the draft angle of the positioning groove (12) is larger than that of the positioning protrusion (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221981492.3U CN218450334U (en) | 2022-07-29 | 2022-07-29 | High-precision vehicle-mounted camera sealing and fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221981492.3U CN218450334U (en) | 2022-07-29 | 2022-07-29 | High-precision vehicle-mounted camera sealing and fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218450334U true CN218450334U (en) | 2023-02-03 |
Family
ID=85090549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221981492.3U Active CN218450334U (en) | 2022-07-29 | 2022-07-29 | High-precision vehicle-mounted camera sealing and fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218450334U (en) |
-
2022
- 2022-07-29 CN CN202221981492.3U patent/CN218450334U/en active Active
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