CN220307292U - Mounting structure for preventing lens from being eccentric - Google Patents
Mounting structure for preventing lens from being eccentric Download PDFInfo
- Publication number
- CN220307292U CN220307292U CN202321812289.8U CN202321812289U CN220307292U CN 220307292 U CN220307292 U CN 220307292U CN 202321812289 U CN202321812289 U CN 202321812289U CN 220307292 U CN220307292 U CN 220307292U
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- Prior art keywords
- lens
- lens body
- mounting structure
- coupling portion
- structure according
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- 230000008878 coupling Effects 0.000 claims description 32
- 238000010168 coupling process Methods 0.000 claims description 32
- 238000005859 coupling reaction Methods 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Lens Barrels (AREA)
Abstract
The utility model discloses an installation structure for preventing lens eccentricity, which is used for a vehicle recorder and comprises the following components: the lens comprises a lens body, a lens seat and a front shell, wherein the lens body is movably arranged on the lens seat, the front shell is positioned at the front end of the lens body, and the lens seat is matched with the front shell to prevent the lens body from being eccentric. Compared with the prior art, the utility model reduces the mounting steps of the lens body, thereby avoiding the mounting deviation which is introduced for many times in the mounting process of the lens body.
Description
Technical Field
The utility model relates to the technical field of image pickup equipment, in particular to an installation structure for preventing lens eccentricity.
Background
The automobile data recorder is a device for recording related information such as images and sounds during the running of the automobile.
In the prior art, a travel recorder generally comprises a front shell, a lens body, a lens seat and a rear shell, wherein the lens body is generally installed on the lens seat in a threaded manner, then the lens seat is assembled on the rear shell in a threaded manner, and finally the rear shell is fixedly in threaded connection with the front shell.
The mounting structure has the advantages that the mounting structure is fixed in a mode of screwing multiple times in the mounting process of the whole lens body, on one hand, screw positions are required to be processed on multiple parts, machining errors are easy to generate, machining difficulty is high, on the other hand, multiple screw operations are complex, dismounting is inconvenient, multiple mounting deviations exist between the lens body and the center of the front shell in the screw process, the lens body is easy to be caused to be not centered, and then a hidden angle exists in a picture shot by the lens body.
There is thus a need for improvements and improvements in the art.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present utility model aims to provide a lens eccentricity prevention mounting structure, which aims to solve the problem of poor lens mounting effect of a driving recorder in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an anti-decentered mounting structure of camera lens for vehicle event data recorder includes: the lens comprises a lens body, a lens seat and a front shell, wherein the lens body is movably arranged on the lens seat, the front shell is positioned at the front end of the lens body, and the lens seat is matched with the front shell to prevent the lens body from being eccentric.
The side of lens mount extends there is first joint portion, be provided with on the preceding shell with first joint portion complex second joint portion, the side of second joint portion is provided with the holding portion that is used for holding the lens body.
And a sealing piece is arranged between the accommodating part and the lens seat, and the first combining part is matched with the second combining part, so that the lens seat and the accommodating part squeeze the sealing piece.
The lens seat is provided with an extrusion part formed by extending the lens seat, and the first combining part is positioned at the outer edge of the extrusion part.
The first combining part is provided with a positioning groove, and the second combining part stretches into the positioning groove.
The first combining part is provided with a through hole, the second combining part is provided with a threaded hole, a fixing piece is arranged in the through hole in a penetrating mode, and the fixing piece stretches into the threaded hole.
The first combining part and the second combining part are columnar.
The lens body is movably arranged on the lens seat in a threaded connection mode, and the end face of the lens body protrudes out of the end face of the lens seat and is close to the front shell.
The lens seat is positioned at the rear end of the lens body, and the lens body, the lens seat and the front shell are axially arranged along the same axis.
The number of the first combining parts is at least two, and the number of the second combining parts corresponds to the number of the first combining parts.
Compared with the prior art, the utility model provides an anti-lens-eccentricity mounting structure for an automobile data recorder, which comprises: the lens comprises a lens body, a lens seat and a front shell, wherein the lens body is movably arranged on the lens seat, the front shell is positioned at the front end of the lens body, and the lens seat is matched with the front shell to prevent the lens body from being eccentric. Compared with the prior art, the utility model reduces the mounting steps of the lens body, thereby avoiding the mounting deviation which is introduced for many times in the mounting process of the lens body.
Drawings
Fig. 1 is an exploded view of an angle of the installation structure for preventing lens eccentricity according to the present utility model.
Fig. 2 is an exploded view of another angle of the installation structure for preventing lens eccentricity according to the present utility model.
Fig. 3 is a cross-sectional view of the lens eccentricity preventing mounting structure provided by the utility model.
Fig. 4 is an exploded view of an angle of the lens eccentricity preventing mounting structure with a rear case according to the present utility model.
Fig. 5 is another angular exploded view of the lens eccentricity preventing mounting structure with a rear case according to the present utility model.
Reference numerals and signs
The lens body 1, the external screw 11, the lens mount 2, the first coupling portion 21, the positioning groove 211, the inclined portion 23, the through hole 24, the fixing piece 241, the internal screw 25, the front case 3, the second coupling portion 31, the accommodating portion 32, the screw hole 33, the rear case 4, and the sealing piece 5.
Detailed Description
In order to make the objects, technical solutions and effects of the present utility model clearer and more specific, the present utility model will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It is noted that when an element is referred to as being "mounted," "secured," or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that, in the embodiments of the present utility model, terms such as left, right, up, and down are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.
The utility model provides an installation structure for preventing lens eccentricity, which is used for an automobile data recorder, referring to fig. 1-5, and comprises the following steps: the lens comprises a lens body 1, a lens seat 2 and a front shell 3, wherein the lens body 1 is movably arranged on the lens seat 2, the front shell 3 is positioned at the front end of the lens body 1, and the lens seat 2 is matched with the front shell 3 so as to prevent the lens body 1 from being eccentric. Compared with the prior art, the utility model reduces the mounting steps of the lens body 1 by directly mounting the lens body 1 on the front shell 3 through the lens seat 2, thereby avoiding the mounting deviation which is introduced for many times in the mounting process of the lens body 1. The mounting structure for preventing the lens from being eccentric further comprises a rear shell 4, wherein the rear shell 4 is detachably connected with the front shell 3 in a threaded manner, the rear shell 4 is a hollow cavity, and the front shell 3 is fixedly threaded with the rear shell 4, and the lens seat 2 is positioned in the rear shell 4.
Further, a first coupling portion 21 extends from a side edge of the lens holder 2, a second coupling portion 31 that is matched with the first coupling portion 21 is provided on the front case 3, a receiving portion 32 for receiving the lens body 1 is provided on a side edge of the second coupling portion 31, and the receiving portion 32 is located at a center of the front case 3. In this application embodiment, lens holder 2 is front end open-ended cavity, the side extension of lens holder 2 has three first joint portion 21, second joint portion 31 also is provided with three, accommodation portion 32 is hollow column, first joint portion 21 with when the cooperation of second joint portion 31, lens holder 2 is fixed in the dorsal part of preceding shell 3, at this moment preceding shell 3 lens body 1 with lens holder 2 will lens body 1 seals, has avoided impurity contact lens body 1 to influence the normal work of lens body 1.
Further, a sealing member 5 is provided between the accommodating portion 32 and the lens holder 2, and the first coupling portion 21 is coupled with the second coupling portion 31 such that the lens holder 2 and the accommodating portion 32 press the sealing member 5. In this application, the sealing member 5 may be a compression ring with a certain hardness, when the first combining portion 21 and the second combining portion 31 are matched, the lens holder 2 and the accommodating portion 32 extrude the compression ring, so that the inclination generated when the lens holder 2 and the accommodating portion 32 are in direct contact can be corrected, the inclination of the lens body 1 can be effectively improved, and the problem that the photographing effect of the lens body 1 is poor due to the inclination can be effectively reduced. In another embodiment of the present application, the sealing member 5 may be a silica gel sealing ring or a rubber sealing ring, when the first combining portion 21 is matched with the second combining portion 31, the lens seat 2 and the accommodating portion 32 extrude the silica gel sealing ring or the rubber sealing ring, the sealing ring deforms, and a gap between the lens seat 2 and the accommodating portion 32 is reduced, so that the sealing performance is further improved.
Further, the lens holder 2 is provided with a pressing portion 22 formed by extending the lens holder 2, and the first coupling portion 21 is located at an outer edge of the pressing portion 22. One end of the lens holder 2, which is close to the front shell 3, is outwards tapered to form an inclined part 23, the inclined part 23 is outwards extended to form a pressing part 22, and the pressing part 22 is annular; the arrangement of the inclined part 23 increases the sealing space formed among the front shell 3, the accommodating part 32 and the lens seat 2, thereby being beneficial to better assembling the lens body 1; the provision of the pressing portion 22 increases the contact area between the lens mount 2 and the seal 5, and improves the sealing effect.
Further, the first coupling portion 21 is provided with a positioning groove 211, and the second coupling portion 31 extends into the positioning groove 211. The first combining part 21 is provided with a through hole 24, the second combining part 31 is provided with a threaded hole 33, a fixing piece 241 is arranged in the through hole 24 in a penetrating manner, and the fixing piece 241 stretches into the threaded hole 33, so that the first combining part 21 and the second combining part 31 are fixed after being assembled. The first coupling portion 21 and the second coupling portion 31 are each columnar. In this embodiment of the present application, the positioning groove 211 is in a columnar shape, the cross-sectional diameter of the positioning groove 211 is slightly greater than or equal to the outer circumferential cross-sectional diameter of the second coupling portion 31, and the fixing member 241 is a screw; the setting of constant head tank 211 for when second joint portion 31 stretches into the constant head tank 211, through-hole 24 on the first joint portion 21 with screw hole 33 on the second joint portion 31 concentric setting makes things convenient for mounting 241 to fix first joint portion 21 and second joint portion 31 spiro union, and first joint portion 21 and second joint portion 31 cooperation simultaneously make the central axis of lens holder 2 coincide with the central axis of preceding shell 3, because of lens body 1 activity set up in on the lens holder 2, then the central axis of lens body 1 coincides with the central axis of preceding shell 3, thereby reduces the installation error in the lens body 1 installation.
Further, the lens body 1 is movably disposed on the lens holder 2 in a threaded connection manner, and the front end surface of the lens body 1 protrudes from the front end surface of the lens holder 2 and is close to the front shell 3, so that the shooting angle of the lens body 1 is wider, and the shooting effect is better. In this embodiment of the application, the periphery of lens body 1 is provided with external screw thread 11, be provided with on the lens holder 2 with the internal screw thread 25 of the external screw thread 11 adaptation of lens body 1, external screw thread 11 sets up on lens body 1, is favorable to the user convenient to assemble lens body 1 and lens holder 2. In addition, compare in prior art among lens body 1 and the lens holder 2 adopt screw connection, this application adopts screw connection's mode to assemble lens body 1 and lens holder 2 directly, is favorable to ensureing the central axis coincidence of the central axis of lens body 1 and lens holder 2, avoids not centering because of lens body 1 installs the back, leads to taking the picture to have the condition of dark angle. The mode that passes through threaded connection earlier in this application assembles lens body 1 on lens holder 2, and rethread screwed connection's mode assembles lens holder 2 on preceding shell 3, and with preceding shell 3 and backshell 4 screwed connection at last, the installation error of reduction lens body 1 installation in-process when realizing that lens body 1 is installed in the middle of the whole in-process is favorable to improving the shooting effect of the vehicle event data recorder that adopts this application to prevent eccentric mounting structure of camera lens, improves user's user experience.
Further, the lens holder 2 is located at the rear end of the lens body 1, and the lens body 1, the lens holder 2 and the front housing 3 are axially arranged along the same axis, so that the processing and assembly of parts are more convenient.
Further, the number of the first coupling parts 21 is at least two, and the number of the second coupling parts 31 corresponds to the number of the first coupling parts 21. In the embodiment of the application, the number of the first combining parts 21 and the number of the second combining parts 31 are three, and the three first combining parts 21 and the second combining parts 31 are matched, so that the assembly of the lens base 2 and the front shell 3 is more stable.
In summary, the utility model provides an anti-lens decentering mounting structure for an automobile data recorder, which comprises: the lens comprises a lens body, a lens seat and a front shell, wherein the lens body is movably arranged on the lens seat, the front shell is positioned at the front end of the lens body, and the lens seat is matched with the front shell to prevent the lens body from being eccentric. Compared with the prior art, the utility model reduces the mounting steps of the lens body, thereby avoiding the mounting deviation which is introduced for many times in the mounting process of the lens body.
It will be understood that equivalents and modifications will occur to those skilled in the art in light of the present utility model and their spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model as defined in the following claims.
Claims (10)
1. Prevent eccentric mounting structure of camera lens for vehicle event data recorder, its characterized in that includes: the lens comprises a lens body (1), a lens seat (2) and a front shell (3), wherein the lens body (1) is movably arranged on the lens seat (2), the front shell (3) is positioned at the front end of the lens body (1), and the lens seat (2) is matched with the front shell (3) to prevent the lens body from being eccentric.
2. The lens eccentricity prevention mounting structure according to claim 1, wherein a first coupling portion (21) extends from a side edge of the lens mount (2), a second coupling portion (31) that mates with the first coupling portion (21) is provided on the front case (3), and a receiving portion (32) for receiving the lens body (1) is provided on a side edge of the second coupling portion (31).
3. The lens eccentricity preventing mounting structure according to claim 2, wherein a sealing member (5) is provided between the housing portion (32) and the lens mount (2), and the first coupling portion (21) is engaged with the second coupling portion (31) so that the lens mount (2) and the housing portion (32) press the sealing member (5).
4. The lens eccentricity preventing mounting structure according to claim 2, wherein the lens holder (2) is provided with a pressing portion (22) formed by extending the lens holder (2), and the first engaging portion (21) is located at an outer edge of the pressing portion (22).
5. The lens eccentricity preventing mounting structure according to claim 2, wherein the first coupling portion (21) is provided with a positioning groove (211), and the second coupling portion (31) extends into the positioning groove (211).
6. The lens eccentricity prevention mounting structure according to claim 5, wherein a through hole (24) is provided in the first coupling portion (21), a threaded hole (33) is provided in the second coupling portion (31), a fixing member (241) is provided in the through hole (24) in a penetrating manner, and the fixing member (241) extends into the threaded hole (33).
7. The lens eccentricity preventing mounting structure according to claim 5, wherein the first coupling portion (21) and the second coupling portion (31) are each columnar.
8. A lens eccentricity preventing mounting structure according to claim 3, wherein the lens body (1) is movably disposed on the lens holder (2) by means of threaded connection, and an end surface of the lens body (1) protrudes from an end surface of the lens holder (2) and is close to the front case (3).
9. The mounting structure for preventing lens eccentricity according to claim 1, wherein the lens mount (2) is located at a rear end of the lens body (1), and the lens body (1), the lens mount (2) and the front case (3) are axially disposed along the same axis.
10. The lens eccentricity preventing mounting structure according to claim 2, wherein the number of the first coupling parts (21) is at least two, and the number of the second coupling parts (31) corresponds to the number of the first coupling parts (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812289.8U CN220307292U (en) | 2023-07-11 | 2023-07-11 | Mounting structure for preventing lens from being eccentric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812289.8U CN220307292U (en) | 2023-07-11 | 2023-07-11 | Mounting structure for preventing lens from being eccentric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220307292U true CN220307292U (en) | 2024-01-05 |
Family
ID=89348731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321812289.8U Active CN220307292U (en) | 2023-07-11 | 2023-07-11 | Mounting structure for preventing lens from being eccentric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220307292U (en) |
-
2023
- 2023-07-11 CN CN202321812289.8U patent/CN220307292U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |