CN212873030U - Driving structure, driving device and electronic equipment - Google Patents
Driving structure, driving device and electronic equipment Download PDFInfo
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- CN212873030U CN212873030U CN202021736952.7U CN202021736952U CN212873030U CN 212873030 U CN212873030 U CN 212873030U CN 202021736952 U CN202021736952 U CN 202021736952U CN 212873030 U CN212873030 U CN 212873030U
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Abstract
The utility model discloses a driving structure, which comprises a frame, wherein a carrier component and a driving component are arranged in the frame; the carrier assembly comprises a first carrier and a second carrier arranged on the first carrier; the driving assembly comprises a first driving device and a second driving device, the first driving device is arranged in the frame, the output end of the first driving device is connected with and drives the first carrier, the second driving device is arranged on the first carrier, and the second driving device is connected with and drives the second carrier; the combination of different types of first driving motors and second driving motors is adopted to replace the traditional continuous zooming motor driving structure, so that the focusing precision is higher.
Description
Technical Field
The utility model relates to a periscopic motor field, specifically speaking, in particular to drive structure, drive arrangement and electronic equipment.
Background
The existing continuous zooming driving mechanism is mostly a combination structure of 2 lenses, or a combination structure containing 3 lenses, wherein at least 2 lenses in the driving mechanism are movable, and the driving modes among the lenses are respectively driven; in the conventional driving mechanism for realizing the continuous zoom function, 2 driving mechanisms are used for driving, and generally, the same type of driving method is adopted.
The above-described driving structure has drawbacks in that: the 2 groups of lenses are driven by respective driving modes, so that the position deviation in the optical axis direction is caused, the imaging effect is influenced, the precision can not meet higher requirements, and the focusing speed is relatively slow.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drive structure, drive arrangement and electronic equipment to not enough among the prior art to solve the problem that exists among the prior art.
The utility model provides a technical problem can adopt following technical scheme to realize:
a driving structure comprises a frame, a driving mechanism and a driving mechanism,
a carrier assembly and a drive assembly are arranged in the frame;
the carrier component comprises a first carrier,
And a second carrier provided on the first carrier;
the drive assembly includes a first drive arrangement and a second drive arrangement,
the first driving device is installed in the frame,
the output end of the first driving device is connected with and drives the first carrier,
the second drive means is mounted on the first carrier,
the second driving device is connected with and drives the second carrier.
Furthermore, a sliding rail is arranged in the frame, the first carrier is movably mounted on the sliding rail, the first driving device is arranged on the side of the first carrier, and the first driving device drives the first carrier to move along the sliding rail;
and a second driving device and a second carrier are arranged on the rear side of the first carrier, and the second driving device is connected with and drives the second carrier.
Furthermore, the outer side of the frame is provided with a shell, the top of the frame is provided with an upper cover, and the carrier assembly and the driving assembly are arranged in a cavity formed by the frame, the shell and the upper cover.
Further, the side of frame is equipped with the mounting groove, the front side of first carrier is provided with the front side opening, the rear side of second carrier is provided with the rear side opening, and second drive arrangement installs in the rear side opening.
Further, the front side of the frame is provided with a first light path through hole, the rear side of the frame is provided with a second light path through hole, and a third light path through hole is formed between the front side opening and the rear side opening of the first carrier.
Furthermore, the slide rail is provided with two positions which are respectively positioned in the frames at the two ends of the first carrier; through holes are formed in the end portions of the two ends of the first carrier, and the sliding rail is sleeved with the through holes.
And the two ends of the first carrier are provided with clamping structures, and the elastic sheets of the clamping structures are sleeved on the slide rails.
Furthermore, the first driving device is driven by piezoelectricity, and the second driving device is driven by electromagnetism.
Furthermore, a semicircular open slot is formed in the side end of the first carrier, a transmission shaft of the first driving device is arranged in the open slot, and a limiting elastic sheet is arranged on the end face of the open slot and fixedly connected with the first carrier through a screw. A driving device has the driving structure.
An electronic device is provided with the driving device.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the combination of different types of first driving motors and second driving motors is adopted to replace the traditional continuous zooming motor driving structure, so that the focusing precision is higher.
2. The piezoelectric motor drives the first carrier to realize synchronous movement of the second lens mounting body and the third lens mounting body, so that a zooming function is realized, and meanwhile, the second driving device arranged on the second carrier drives the third lens mounting body to realize focusing with higher precision.
Drawings
Fig. 1 is a schematic view of a driving structure (without a lens) according to the present invention.
Fig. 2 is a top view of the driving structure of the present invention.
Fig. 3 is a schematic diagram of the distribution of the lens along the optical path of the prism.
Fig. 4 is a schematic structural diagram of the frame according to the present invention.
Fig. 5 is a schematic structural diagram of the first carrier according to the present invention.
Fig. 6 is a schematic structural diagram of a second carrier according to the present invention.
Fig. 7 is a schematic position diagram of the first carrier and the second carrier according to the present invention.
Fig. 8 is a schematic structural diagram of the frame according to the present invention.
Fig. 9 is a schematic position diagram of the frame, the housing and the upper cover according to the present invention.
Fig. 10 is a schematic view of embodiment 1 of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 10, the driving structure of the present invention includes a frame (1), but does not include a prism (2) disposed on the optical axis side of the lens of the frame (1) for allowing light to enter, and a carrier assembly, a lens assembly and a driving assembly disposed in the frame (1);
the carrier assembly comprises a first carrier (7) and a second carrier (9) arranged on the first carrier (7);
the lens assembly comprises a first lens mounting body (3) fixedly arranged on a frame (1) at the inner side of the prism (2), a second lens mounting body (4) arranged on a first carrier (7), and a third lens mounting body (5) arranged on a second carrier (9);
the driving assembly comprises a first driving device (8) and a second driving device (10), the first driving device (8) is installed in the frame (1), the output end of the first driving device (8) is connected with and drives the first carrier (7), the second driving device (10) is installed on the first carrier (7), and the second driving device (10) is connected with and drives the second carrier (9).
A sliding rail (6) is arranged in the frame (1), the first carrier (7) is movably mounted on the sliding rail (6), a first driving device (8) is arranged on the side of the first carrier (7), and the first driving device (8) drives the first carrier (7) to move along the sliding rail (6);
a second lens mounting body (4) is fixedly arranged on the front side of the first carrier (7);
and a second driving device (10) and a second carrier (9) are arranged at the rear side of the first carrier (7), the second driving device (10) is connected with and drives the second carrier (9), and a third lens mounting body (5) is arranged on the second carrier (9).
The lens module is characterized in that a shell (11) is arranged on the outer side of the frame (1), an upper cover (12) is arranged on the top of the frame (1), and the lens module, the carrier module and the driving module are arranged in a cavity formed by the frame (1), the shell (11) and the upper cover (12).
The side of frame (1) is equipped with mounting groove (101), and first lens installation body (3) are fixed to be set up in mounting groove (101), the front side of first carrier (7) is provided with front side opening (704), and second lens installation body (4) are installed in front side opening (704), the rear side of second carrier (9) is provided with rear side opening (705), and second drive arrangement (10) and third lens installation body (5) are installed in rear side opening (705).
The first lens mounting body (3), the second lens mounting body (4) and the third lens mounting body (5) are distributed in sequence along the light path of the prism (2);
a first light path through hole (102) is formed in the front side of the frame (1), a second light path through hole (103) is formed in the rear side of the frame (1), and a third light path through hole (706) is formed between the front side opening (704) and the rear side opening (705) of the first carrier (7).
The slide rail (6) is provided with two positions which are respectively positioned in the frames (1) at the two ends of the first carrier (7).
Through holes are formed in the end portions of the two ends of the first carrier (7), and the sliding rail (6) is sleeved with the through holes.
And clamping structures are arranged at two ends of the first carrier (7), and the elastic sheets of the clamping structures are sleeved on the sliding rails (6).
The side end of the first carrier (7) is provided with a semicircular open slot (701), a transmission shaft of the first driving device (8) is arranged in the open slot (701), a limiting elastic sheet (702) is arranged at the end face of the open slot (701), and the limiting elastic sheet (702) is fixedly connected with the first carrier (7) through a screw (703).
Example 1
A driving structure comprises a frame (1), wherein a sliding rail (6) is arranged inside the frame (1), a first carrier (7) is movably mounted on the sliding rail (6), a piezoelectric motor is arranged on the side of the first carrier (7), and the piezoelectric motor drives the first carrier (7) to move along the sliding rail (6);
referring to fig. 1, in the present embodiment, the mounting position of the prism (2) is set to the front side, and the mounting position of the third lens mount (5) is set to the rear side.
A second lens mounting body (4) is fixedly arranged on the front side of the first carrier (7);
and a continuous zooming motor and a second carrier (9) are arranged on the rear side of the first carrier (7), and the continuous zooming motor is connected with the second carrier (9) and drives the second carrier (9) and the third lens mounting body (5) to move.
The side of frame (1) is equipped with mounting groove (101), and first lens installation body (3) are fixed to be set up in mounting groove (101), the front side of first carrier (7) is provided with front side opening (704), and second lens installation body (4) are installed in front side opening (704), the rear side of second carrier (9) is provided with rear side opening (705), and second drive arrangement (10) and third lens installation body (5) are installed in rear side opening (705).
The first lens mounting body (3), the second lens mounting body (4) and the third lens mounting body (5) are distributed in sequence along the light path of the prism (2);
a first light path through hole (102) is formed in the front side of the frame (1), a second light path through hole (103) is formed in the rear side of the frame (1), and a third light path through hole (706) is formed between the front side opening (704) and the rear side opening (705) of the first carrier (7).
The slide rail (6) is provided with two positions which are respectively positioned in the frames (1) at the two ends of the first carrier (7).
Through holes are formed in the end portions of the two ends of the first carrier (7), and the sliding rail (6) is sleeved with the through holes.
A semicircular open slot (701) is formed in the side end of the first carrier (7), a transmission shaft of the first driving device (8) is arranged in the open slot (701), a limiting elastic sheet (702) is arranged on the end face of the open slot (701), and the limiting elastic sheet (702) is fixedly connected with the first carrier (7) through a screw (703).
In this embodiment, the first driving device is a piezoelectric driving motor, the second driving device is an electromagnetic driving auto-focusing motor, the auto-zooming motor includes a magnet disposed on the first carrier and a coil disposed on the second carrier, the third lens mounting body is disposed on the second carrier and can move under the action of the coil and the magnet, and the auto-zooming motor can be controlled in a closed-loop manner or an open-loop manner.
The piezoelectric motor and the auto zoom motor in the present embodiment are both of the prior art, and therefore, the structure and principle thereof will not be described in detail herein.
The working principle of the embodiment is as follows:
the first lens mounting body (3) is fixed on the frame (1), the first carrier (7) and the second carrier (9) move in the frame (1) for a long distance along the slide rail (6) on the basis of the first driving device (8), incident light is refracted through the prism (2) and then passes through a first lens carried on the first lens mounting body (3), then passes through a second lens carried on the second lens mounting body (4) and a third lens carried on the third lens mounting body (5), the second lens mounting body (4) realizes a zooming function on the basis of the first driving device (8), and when the second lens mounting body (4) moves, the third lens carried by the second driving device (10) moves along with the second lens, and meanwhile, the second driving device (10) can simultaneously adjust the relative distance between the third lens and the second lens on the second lens mounting body (4), and a quick focusing function is realized.
Second lens installation body (4) remove and zoom in succession, drive third lens installation body (5) in step, the relative position of the first lens that bears on third lens installation body (5) and the first lens installation body (3) that bear also can obtain quick adjustment this moment, because second drive arrangement (10) are synchronous operation with the slide rail that bears second lens installation body (4), avoided on the optical axis direction that original same moving part drives respectively and causes the accumulative error that bears the skew optical axis formation of different lens carriers probably, the utility model discloses the motor of structure Tilt change is less on the optical axis direction to can realize higher camera precision.
Example 2
A driving device having the driving structure as described in embodiment 1. In the present embodiment, other structures of the driving device are the same as those of the prior art, and therefore, detailed description thereof is omitted.
Example 3
An electronic device having the driving apparatus as described in embodiment 2. In the embodiment, other structures of the electronic device are the same as those of the prior art, and therefore, detailed description thereof is omitted.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, without departing from the spirit and scope of the present invention, the present invention can also have various changes and modifications, such as the first driving device (8) can also be non-piezoelectric driving mode, the second driving device (10) is a linear motor, the driving mode can be open-loop driving or closed-loop driving, the driving mechanism is not limited to any type of lens driving device in the present patent, for convenience of description, the present invention adopts a driving mechanism combined as piezoelectric driving and linear motor driving mechanism, wherein the linear motor is a voice coil motor, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A drive structure comprises a frame (1),
a carrier assembly and a driving assembly are arranged in the frame (1);
the carrier assembly comprises a first carrier (7),
And a second carrier (9) provided on the first carrier (7);
the method is characterized in that:
the drive assembly comprises a first drive (8) and a second drive (10),
the first driving device (8) is arranged in the frame (1),
the output end of the first driving device (8) is connected with and drives the first carrier (7),
a second drive means (10) is mounted on the first carrier (7),
the second drive device (10) is connected to and drives the second carrier (9).
2. The drive structure according to claim 1, characterized in that:
a sliding rail (6) is arranged in the frame (1), the first carrier (7) is movably mounted on the sliding rail (6), the first driving device (8) is arranged on the side of the first carrier (7), and the first driving device (8) drives the first carrier (7) to move along the sliding rail (6);
a second drive (10) and a second carrier (9) are arranged on the rear side of the first carrier (7).
3. The drive structure according to claim 1, characterized in that: the outer side of the frame (1) is provided with a shell (11), the top of the frame (1) is provided with an upper cover (12), and the carrier assembly and the driving assembly are arranged in a cavity formed by the frame (1), the shell (11) and the upper cover (12).
4. The drive structure according to claim 1, characterized in that: the side of frame (1) is equipped with mounting groove (101), the front side of first carrier (7) is provided with front side opening (704), the rear side of second carrier (9) is provided with rear side opening (705), second drive arrangement (10) are installed in rear side opening (705).
5. The drive structure according to claim 4, characterized in that: a first light path through hole (102) is formed in the front side of the frame (1), a second light path through hole (103) is formed in the rear side of the frame (1), and a third light path through hole (706) is formed between the front side opening (704) and the rear side opening (705) of the first carrier (7).
6. The drive structure according to claim 2, characterized in that: the slide rail (6) is provided with two positions which are respectively positioned in the frames (1) at the two ends of the first carrier (7); through holes are formed in the end portions of the two ends of the first carrier (7), and the sliding rail (6) is sleeved with the through holes.
7. The driving structure according to claim 1, wherein the first carrier (7) is provided with clamping structures at two ends thereof, and the clamping structures are sleeved on the sliding rails (6) through spring pieces of the clamping structures.
8. The drive structure according to claim 1, characterized in that: the side end of the first carrier (7) is provided with a semicircular open slot (701), a transmission shaft of the first driving device (8) is arranged in the open slot (701), a limiting elastic sheet (702) is arranged at the end face of the open slot (701), and the limiting elastic sheet (702) is fixedly connected with the first carrier (7).
9. A drive device, characterized by: having a drive arrangement according to any of claims 1-8.
10. An electronic device, characterized in that: having a drive arrangement according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736952.7U CN212873030U (en) | 2020-08-19 | 2020-08-19 | Driving structure, driving device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736952.7U CN212873030U (en) | 2020-08-19 | 2020-08-19 | Driving structure, driving device and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN212873030U true CN212873030U (en) | 2021-04-02 |
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| CN202021736952.7U Active CN212873030U (en) | 2020-08-19 | 2020-08-19 | Driving structure, driving device and electronic equipment |
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| CN (1) | CN212873030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856698A (en) * | 2020-08-19 | 2020-10-30 | 新思考电机有限公司 | Driving structure, driving device and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856698A (en) * | 2020-08-19 | 2020-10-30 | 新思考电机有限公司 | Driving structure, driving device and electronic equipment |
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