CN219799950U - Arc lens driving device - Google Patents
Arc lens driving device Download PDFInfo
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- CN219799950U CN219799950U CN202322288221.0U CN202322288221U CN219799950U CN 219799950 U CN219799950 U CN 219799950U CN 202322288221 U CN202322288221 U CN 202322288221U CN 219799950 U CN219799950 U CN 219799950U
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- arc
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- lens
- component mounting
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- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 80
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Adjustment Of Camera Lenses (AREA)
Abstract
The utility model discloses an arc-shaped lens driving device, which comprises a lens and a bracket, wherein the lens is arranged in the bracket, arc-shaped anti-shake parts are arranged around the lens and are arranged on the bracket, the convex arc-shaped part of each arc-shaped anti-shake part is used for being connected with the lens, each arc-shaped anti-shake part is made of memory alloy, and the corresponding arc-shaped anti-shake part is electrified or powered off, so that the corresponding arc-shaped anti-shake part stretches and contracts, and the lens is driven to move towards the corresponding side. The utility model can make the whole lens have stronger impact resistance adjustment capability, has simple structure and is beneficial to large-scale popularization and application.
Description
Technical Field
The utility model relates to the technical field of optical anti-shake, in particular to an arc lens driving device.
Background
In order to pursue miniaturization of the lens module, the main stream anti-shake and driving mode is memory alloy anti-shake or electromagnetic anti-shake, but the structural design strength of the existing memory alloy anti-shake component is insufficient, mainly a silk thread or a thin rod structure, the external impact resistance of the memory alloy anti-shake component is weak, and if larger external impact occurs, the lens is possibly damaged.
Disclosure of Invention
The utility model aims to solve the technical problems of the prior art, and provides the arc-shaped lens driving device which can enable the whole lens to have stronger adjusting impact resistance, has a simple structure and is beneficial to large-scale popularization and application.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides an arc lens drive arrangement, includes camera lens and support, and the camera lens sets up in the support, has arranged arc anti-shake spare around the camera lens, and arc anti-shake spare sets up on the support, and the evagination arc part of arc anti-shake spare is used for being connected with the camera lens, and arc anti-shake spare is memory alloy, through the circular telegram or the outage to corresponding arc anti-shake spare, makes corresponding arc anti-shake spare flexible to drive the camera lens and remove to corresponding side.
According to the technical scheme, the arc-shaped anti-shake piece comprises an arc-shaped beam and power connection pins, the power connection pins are arranged at two ends of the arc-shaped beam, and the convex arc-shaped part of the arc-shaped beam is connected with the lens.
According to the technical scheme, the arc-shaped anti-shake piece further comprises a sliding block, the sliding block is arranged on the arc-shaped beam, and the arc-shaped beam is connected with the lens through the sliding block;
the outer ring of the lens is provided with sliding grooves all around, and the sliding blocks are arranged on the corresponding sliding grooves and can move back and forth through the corresponding sliding grooves.
According to the technical scheme, the sliding block is arranged at the most convex part of the middle part of the arc beam.
According to the technical scheme, the arc-shaped anti-shake piece further comprises a memory alloy component mounting plate, the arc Liang She is arranged on the memory alloy component mounting plate, anti-shake component mounting grooves are formed in the periphery of the support, the memory alloy component mounting plate and the anti-shake component mounting grooves are arranged in a one-to-one correspondence mode, and the memory alloy component mounting plate is arranged in the corresponding anti-shake component mounting groove.
According to the technical scheme, the two ends of the memory alloy component mounting plate are provided with the locking alloy mounting grooves, locking memory alloy pieces are arranged in the locking alloy mounting grooves, positioning grooves are formed in corresponding positions of the two ends of the anti-shake component mounting groove, when the locking memory alloy pieces are electrified, the locking memory alloy pieces are extended and inserted into the corresponding positioning grooves, so that the positions of the memory alloy component mounting plate in the anti-shake component mounting grooves of the support are relatively fixed, when the locking memory alloy pieces are powered off, the locking memory alloy pieces are pulled out from the corresponding positioning grooves and retract into the locking alloy mounting grooves, and the memory alloy component mounting plate can move back and forth along the radial direction of the lens in the anti-shake component mounting grooves of the support.
According to the technical scheme, the locking memory alloy piece is L-shaped, and the L-shaped locking memory alloy piece is formed.
According to the technical scheme, the number of the arc-shaped anti-shake parts and the memory alloy assembly mounting plates is 4, the arc-shaped anti-shake parts and the memory alloy assembly mounting plates are arranged in a one-to-one correspondence manner, 4 anti-shake assemblies are respectively formed, the 4 anti-shake assemblies are respectively arranged in the upper direction, the lower direction, the left direction and the right direction of the lens in a symmetrical manner, namely the anti-shake assemblies in the upper direction and the lower direction are symmetrically arranged, and the anti-shake assemblies in the left direction and the right direction are symmetrically arranged.
According to the technical scheme, a shell is arranged outside the bracket, a sliding groove is formed in the shell along the focusing direction of the lens, a spiral memory alloy spring is arranged in the sliding groove, and the bracket is connected with the spiral memory alloy spring; the spiral memory alloy spring is stretched by powering on or powering off the spiral memory alloy spring, so that focusing of the lens is realized.
According to the technical scheme, the number of the sliding grooves and the spiral memory alloy springs is 4, and the sliding grooves and the spiral memory alloy springs are distributed at four corners of the support.
The utility model has the following beneficial effects:
the utility model makes the whole lens have stronger impact resistance adjustment capability through the arc anti-shake piece, has simple structure and is beneficial to large-scale popularization and application.
Drawings
FIG. 1 is a schematic view of an arc lens driving apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic view of an arc-shaped anti-shake member according to an embodiment of the utility model;
FIG. 3 is a schematic view of the structure of the housing according to the embodiment of the present utility model;
FIG. 4 is a schematic view of a structure of a bracket according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a memory alloy component mounting plate according to an embodiment of the utility model;
in the figure, a 1-spiral memory alloy spring, a 2-shell, a 3-bracket, a 4-arc anti-shake piece, a 5-lens and a 6-memory alloy component mounting plate are shown;
201-a sliding groove;
301-telescopic blocks, 302-anti-shake component mounting grooves and 303-positioning grooves;
401-sliding blocks, 402-arc beams, 403-power pins;
601-locking alloy mounting groove, 602-arc anti-shake piece mounting groove.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.
In the description of the present utility model, it should be understood that if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the indicated apparatus or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model will now be described in detail with reference to the drawings and examples.
Referring to fig. 1, an arcuate lens driving device according to an embodiment 1 of the present utility model includes a lens 5 and a bracket 3, wherein the lens 5 is disposed in the bracket 3, arcuate anti-shake members 4 are disposed around the lens 5, the arcuate anti-shake members 4 are disposed on the bracket 3, a convex arcuate portion of the arcuate anti-shake members 4 is connected to the lens 5, the arcuate anti-shake members 4 are made of a memory alloy, and the arcuate anti-shake members 4 are energized or de-energized to extend and retract the arcuate anti-shake members 4, thereby driving the lens 5 to move toward a corresponding side.
Example 2
As shown in fig. 2, the arc-shaped anti-shake member is further defined on the basis of example 1, and the performance of example 2 after the definition is more excellent.
The arc anti-shake piece 4 comprises an arc beam 402 and power connection pins 403, the power connection pins 403 are arranged at two ends of the arc beam 402, and an outwards protruding arc portion in the middle of the arc beam 402 is connected with the lens 5.
Further, the arc-shaped anti-shake piece 4 further comprises a sliding block 401, the sliding block 401 is arranged on the arc-shaped beam 402, and the arc-shaped beam 402 is connected with the lens 5 through the sliding block 401;
the outer ring of the lens is provided with sliding grooves all around, and the sliding blocks 401 are arranged on the corresponding sliding grooves and can move back and forth.
Further, the slider 401 is disposed at the most convex portion of the middle of the arc beam 402.
Example 3
As shown in fig. 4 to 5, the limitation of the memory alloy component mounting plate is newly added on the basis of the embodiment 2, and the performance of the limited embodiment 3 is more excellent.
The arc-shaped anti-shake piece 4 further comprises a memory alloy component mounting plate 6, the arc-shaped beam 402 is arranged on the memory alloy component mounting plate 6, anti-shake component mounting grooves 302 are formed in the periphery of the support 3, the memory alloy component mounting plate 6 and the anti-shake component mounting grooves 302 are arranged in a one-to-one correspondence mode, and the memory alloy component mounting plate 6 is arranged in the corresponding anti-shake component mounting groove 302.
Further, locking alloy mounting grooves 601 are formed in the two ends of the memory alloy component mounting plate 6, locking memory alloy pieces are arranged in the locking alloy mounting grooves 601, positioning grooves 303 are formed in corresponding positions of the two ends of the anti-shake component mounting groove 302, when the locking memory alloy pieces are electrified, the locking memory alloy pieces are extended and inserted into the corresponding positioning grooves 303, so that the positions of the memory alloy component mounting plate 6 in the anti-shake component mounting groove 302 of the support are relatively fixed, when the locking memory alloy pieces are powered off, the locking memory alloy pieces are pulled out of the corresponding positioning grooves 303 and retract into the locking alloy mounting grooves 601, and the memory alloy component mounting plate 6 can move back and forth along the radial direction of the lens 5 in the anti-shake component mounting groove 302 of the support.
Further, the locking memory alloy member is L-shaped to form an L-shaped locking memory alloy member, and the locking memory alloy member is not marked in each drawing.
Further, the number of the arc-shaped anti-shake parts 4 and the number of the memory alloy component mounting plates 6 are 4, and are arranged in a one-to-one correspondence manner, so that 4 anti-shake components are respectively formed, and the 4 anti-shake components are respectively arranged in the upper, lower, left and right directions of the lens 5, namely, the anti-shake components in the upper, lower, two directions are symmetrically arranged, and the anti-shake components in the left and right directions are symmetrically arranged.
Example 4
As shown in fig. 2, the limitation of the housing and the spiral memory alloy spring is newly added on the basis of examples 1 and 2, and the performance of example 4 after limitation is more excellent.
The outer part of the bracket is provided with a shell 2, a sliding groove 201 is arranged on the shell along the focusing direction of the lens 5, a spiral memory alloy spring 1 is arranged in the sliding groove 201, and the bracket 3 is connected with the spiral memory alloy spring 1; the spiral memory alloy spring 1 is expanded and contracted by powering on or powering off the spiral memory alloy spring 1, so that focusing of the lens is realized.
Further, the bracket is connected with a connector, and the connector is arranged in the sliding groove 201.
Further, the number of the sliding grooves 201 and the spiral memory alloy springs 1 is 4, and the sliding grooves and the spiral memory alloy springs are distributed at four corners of the bracket.
The working principle of the utility model is as follows: referring to fig. 1, in the arc lens driving device provided by the utility model, under an initial condition, the bottom power-on pin 403 of the arc anti-shake element 4 is installed in the arc anti-shake element installation groove 602 formed on the memory alloy element installation plate 6, meanwhile, the L-lock shape memory alloy element is installed in the lock alloy installation groove 601, under a non-energized condition, the four arc anti-shake elements 4 enable the bracket 3 to be located at the center of the housing, and further enable the lens 5 installed on the bracket 3 to be located at the center of the housing, at this time, the L-lock shape memory alloy element is in the original length and does not extend into the positioning groove 303 of the bracket 3, so that the anti-shake element formed by the memory alloy element installation plate 6, the L-lock shape memory alloy element and the arc anti-shake element 4 can slide in the anti-shake element installation groove 302 of the bracket 3.
When the lens shakes leftwards, the L-locking shape memory alloy piece and the arc-shaped anti-shake piece 4 in the left anti-shake assembly are electrified, the L-locking shape memory alloy piece and the arc-shaped anti-shake piece 4 in the right anti-shake assembly are not electrified, and then the left L-locking shape memory alloy piece stretches into the positioning groove 303 of the support 3, so that the left anti-shake assembly is connected with the support 3 at the moment, and the right anti-shake assembly is not connected with the support 3, and therefore, when the arc-shaped anti-shake piece 4 of the left anti-shake assembly stretches under the electrifying condition, the lens is pushed to move rightwards, and the anti-shake effect is achieved. Since the slider 401 of the arc-shaped anti-shake member 4 is connected to the sliding groove on the outer side of the lens 5 through the clamping groove, the arc-shaped anti-shake member 4 can slide on the outer side of the lens 5 without falling. When the upper and lower anti-shake devices are used, the action principle is the same as that of the left and right anti-shake devices.
When the lens assembly needs focusing, the spiral memory alloy spring 1 arranged between the sliding groove 201 and the telescopic block 301 is electrified, so that the spiral memory alloy spring 1 stretches, and then moves along the sliding groove 201 against the telescopic block 301, and the focusing function is realized.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an arc lens drive arrangement, a serial communication port, including camera lens (5) and support (3), camera lens (5) set up in support (3), arc anti-shake spare (4) have been arranged around camera lens (5), arc anti-shake spare (4) set up on support (3), the evagination arc part of arc anti-shake spare (4) is used for being connected with camera lens (5), arc anti-shake spare (4) are memory alloy, through circular telegram or outage to corresponding arc anti-shake spare (4), make corresponding arc anti-shake spare (4) flexible, thereby drive camera lens (5) to corresponding side removal;
the arc-shaped anti-shake piece (4) comprises an arc-shaped beam (402) and power connection pins (403), the power connection pins (403) are arranged at two ends of the arc-shaped beam (402), and the convex arc-shaped part of the arc-shaped beam (402) is connected with the lens (5);
the arc-shaped anti-shake piece (4) further comprises a sliding block (401), the sliding block (401) is arranged on the arc-shaped beam (402), and the arc-shaped beam (402) is connected with the lens (5) through the sliding block (401);
the periphery of the outer ring of the lens is provided with sliding grooves, and the sliding blocks (401) are arranged on the corresponding sliding grooves and can move back and forth corresponding to the sliding grooves.
2. The arc lens driving apparatus according to claim 1, wherein the slider (401) is provided at a central most convex portion of the arc beam (402).
3. The arc lens driving device according to claim 1, wherein the arc anti-shake member (4) further comprises a memory alloy component mounting plate (6), the arc beam (402) is disposed on the memory alloy component mounting plate (6), anti-shake component mounting grooves (302) are formed in the periphery of the bracket (3), the memory alloy component mounting plate (6) and the anti-shake component mounting grooves (302) are arranged in a one-to-one correspondence, and the memory alloy component mounting plate (6) is disposed in the corresponding anti-shake component mounting groove (302).
4. An arcuate lens driving apparatus according to claim 3, wherein locking alloy mounting grooves (601) are provided at both ends of the memory alloy assembly mounting plate (6), locking memory alloy members are provided in the locking alloy mounting grooves (601), and positioning grooves (303) are provided at corresponding positions at both ends of the anti-shake assembly mounting groove (302).
5. The arc lens driving apparatus according to claim 1, wherein the locking memory alloy member is L-shaped, forming an L-shaped locking memory alloy member.
6. The arc lens driving device according to claim 1, wherein the number of the arc anti-shake parts (4) and the memory alloy component mounting plates (6) is 4, and the arc anti-shake parts and the memory alloy component mounting plates are arranged in a one-to-one correspondence manner to form 4 anti-shake components respectively, the 4 anti-shake components are arranged in the upper, lower, left and right directions of the lens (5) symmetrically, namely, the anti-shake components in the upper, lower, left and right directions are symmetrically arranged.
7. The arc lens driving device according to claim 1, wherein a housing (2) is arranged outside the bracket, a sliding groove (201) is arranged on the housing (2) along the focusing direction of the lens (5), a spiral memory alloy spring (1) is arranged in the sliding groove (201), and the bracket (3) is connected with the spiral memory alloy spring (1).
8. The arc lens driving apparatus according to claim 7, wherein the number of the sliding grooves (201) and the spiral memory alloy springs (1) is 4, and the sliding grooves and the spiral memory alloy springs are distributed at four corners of the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322288221.0U CN219799950U (en) | 2023-08-25 | 2023-08-25 | Arc lens driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322288221.0U CN219799950U (en) | 2023-08-25 | 2023-08-25 | Arc lens driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799950U true CN219799950U (en) | 2023-10-03 |
Family
ID=88179878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322288221.0U Active CN219799950U (en) | 2023-08-25 | 2023-08-25 | Arc lens driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799950U (en) |
-
2023
- 2023-08-25 CN CN202322288221.0U patent/CN219799950U/en active Active
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