CN219938450U - Anti-shake camera shooting driving device based on sensor displacement - Google Patents
Anti-shake camera shooting driving device based on sensor displacement Download PDFInfo
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- CN219938450U CN219938450U CN202320662171.5U CN202320662171U CN219938450U CN 219938450 U CN219938450 U CN 219938450U CN 202320662171 U CN202320662171 U CN 202320662171U CN 219938450 U CN219938450 U CN 219938450U
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- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 6
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
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Abstract
The utility model discloses an anti-shake shooting driving device based on sensor displacement, which comprises: a protective shell and a base which are mutually buckled to form a cavity; the photosensitive assembly is arranged on the first electric connecting piece and is electrically connected with the first electric connecting piece; the driving component is used for driving the photosensitive component to perform anti-shake motion; the guide component is arranged between the baffle and the base and is used for supporting the photosensitive component and guiding anti-shake movement along a first direction and a second direction, and the first direction and the second direction are mutually perpendicular along a horizontal plane; the elastic sheet is arranged between the edge of the baffle plate and the inner wall of the base and used for providing restoring force for the anti-shake motion of the photosensitive assembly. The guide assembly can support the photosensitive assembly and is used for guiding the photosensitive assembly to perform anti-shake motion along the first direction and the second direction, the balls of the guide assembly roll or slide in the guide grooves, the friction coefficient is lower when rolling displacement is generated, the power assisting is smaller, the reaction is quicker under the condition of the same thrust, and the anti-shake effect is good.
Description
Technical Field
The utility model belongs to the field of image pickup devices, and particularly relates to an anti-shake image pickup driving device based on sensor displacement.
Background
With the development of technology, many electronic devices have a camera or video function. The use of these electronic devices is becoming more and more popular and is evolving towards a convenient and light-weight design that provides users with more options. Most of optical anti-shake devices applied in the current market realize optical anti-shake by driving a lens to generate displacement, and the anti-shake mode is realized by moving the optical lens, transmitting signals to a sensing element and calculating through an algorithm, however, the mode speed is relatively slow, the whole structure of a camera module is gradually enlarged along with continuous lifting of pixels, and the design space is limited to a certain extent; in addition, the volume and weight of the lens and the driver in the pixel lifting camera module are also increased, so that a large thrust is required to realize the movement of the optical lens, and the thrust is difficult to lift again.
Sensor-Shift (Sensor-Shift) is an optical anti-shake technique for driving an image Sensor to perform anti-shake motion relative to a lens, and external excitation/interference is sensed and responded by adjusting the position between the image Sensor and the optical lens of a camera, so that the focusing speed is higher, and the anti-shake effect is better.
Disclosure of Invention
The utility model aims to provide an anti-shake shooting driving device based on sensor displacement, which improves the anti-shake reaction speed and the anti-shake effect.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the protective shell and the base are mutually buckled to form a cavity, and a photosensitive assembly, a first electric connecting piece, a baffle, a driving assembly and a guiding assembly are accommodated in the cavity;
the photosensitive assembly is arranged on the first electric connecting piece and is electrically connected with the first electric connecting piece, the lower surface of the first electric connecting piece is connected with the upper surface of the baffle, and the second electric connecting piece is embedded in the lower surface of the base;
the driving component is used for driving the photosensitive component to perform anti-shake motion;
the guide component is arranged between the baffle and the base, is used for supporting the photosensitive component and guiding the anti-shake motion along a first direction and/or a second direction, and the first direction and the second direction are mutually perpendicular along a horizontal plane;
the first electric connecting piece comprises a bottom plate, a deformation part surrounding the bottom plate, and a bending part connecting the bottom plate with the deformation part, a gap is reserved between the deformation part and the bottom plate, the deformation part is provided with a leading-out end, and the leading-out end is fixedly inserted into the base and electrically connected with the second electric connecting piece.
Preferably, the guide assembly comprises: the guide grooves are formed by the corresponding two half-groove structures, balls are arranged in the guide grooves, and the guide grooves are distributed at four corners of the baffle and the base.
Preferably, the driving assembly includes: the driving magnet is arranged at the periphery of the lower surface of the baffle plate, and the driving coil is arranged on the second electric connecting piece and corresponds to the position of the driving magnet, and the driving coil is electrically connected with the second electric connecting piece.
Preferably, the magnetic conductive piece is arranged at the bottom of the second electric connecting piece and forms magnetic adsorption force with the driving magnet.
Preferably, the anti-shake device further comprises an elastic sheet, wherein the elastic sheet is sleeved between the outer wall of the baffle and the inner wall of the base, and is used for providing elastic restoring force for the anti-shake motion of the photosensitive assembly.
Preferably, the electric connector further comprises a third electric connector, one end of the third electric connector is connected with the base, the other end of the third electric connector is arranged in the protective shell, and the upper surface of the third electric connector is provided with a part which is exposed.
Preferably, the device further comprises a closed loop component, wherein the closed loop component is arranged on the second electric connecting piece and is electrically connected with the second electric connecting piece.
Preferably, the second electrical connector is provided with a PIN for introducing an electrical signal.
Preferably, the photosensitive assembly comprises a photosensitive chip and a carrier arranged on the photosensitive chip.
Preferably, an opening is formed in the center of the top of the protective shell, and the photosensitive assembly is aligned to the opening.
The utility model has the beneficial effects that:
1. the guide assembly can support the photosensitive assembly and is used for guiding the photosensitive assembly to perform anti-shake motion along the first direction and/or the second direction, the balls of the guide assembly generate rolling or sliding displacement in the guide groove, the friction coefficient is lower when the rolling displacement is generated, the resistance is smaller, the reaction is quicker under the condition of the same thrust, and the anti-shake effect is good.
2. The first electric connecting piece is provided with the leading-out end, the leading-out end is fixedly spliced with the base and electrically connected with the second electric connecting piece, compared with the existing fixing mode, the fixing mode of the first electric connecting piece is more stable and convenient to assemble, and meanwhile, the whole strength of the driving device is higher, the driving device is not easy to break, and the service life is longer.
3. The magnetic conduction piece is fixed at the bottom of the second electric connecting piece and forms magnetic adsorption force with the driving magnet, so that precompression is provided for the guide assembly, and stability of anti-shake guide is improved.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present utility model will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings. Wherein like reference numerals generally refer to like elements throughout the exemplary embodiments.
Fig. 1 shows a schematic diagram of a blasting configuration of a sensor displacement-based imaging driving device according to an embodiment of the present utility model.
FIG. 2 illustrates a top exploded view of a drive assembly of one embodiment of the present utility model.
Fig. 3 shows a bottom exploded view of the drive assembly of one embodiment of the present utility model.
Fig. 4 shows a schematic view of the mounting structure of the spring according to an embodiment of the present utility model.
Fig. 5 shows a schematic structural view of a first electrical connector according to an embodiment of the present utility model.
FIG. 6 illustrates a schematic connection of a photosensitive assembly, a first electrical connector, and a second electrical connector according to an embodiment of the present utility model.
Fig. 7 shows a schematic diagram of an anti-shake image pickup drive apparatus (without a protective case) based on sensor displacement according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a protective shell; 2. a photosensitive assembly; 3. a first electrical connection; 4. a baffle; 5. a drive assembly; 6. magnetic conductive sheets; 7. a closed loop assembly; 8. a spring plate; 9. a guide assembly; 10. a base; 11. a second electrical connection; 12. a third electrical connection; 13. a bottom plate; 14. a bending part; 15. a deformation section; 16. a lead-out end; 17. PIN.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
As shown in fig. 1 to 7, an anti-shake image pickup driving apparatus based on sensor displacement according to an embodiment of the present utility model includes:
the protection shell 1 and the base 10 that the mutual lock formed the cavity hold photosensitive assembly 2, first electric connecting piece 3, baffle 4, drive assembly 5, direction subassembly 9, shell fragment 8 in the cavity, photosensitive assembly 2 sets up on first electric connecting piece 3, and be connected with first electric connecting piece 3 electricity, the lower surface of first electric connecting piece 3 is connected with the upper surface of baffle 4, second electric connecting piece 11 is connected with the lower surface of base 10, drive assembly 5 is used for driving photosensitive assembly 2 to carry out anti-shake motion, direction subassembly 9 sets up between baffle 4 and base 10, be used for the support of photosensitive assembly 3, and carry out anti-shake motion's direction along first direction and/or second direction, first direction and second direction are along horizontal plane mutually perpendicular, the shell fragment 8 cover is located between the edge of baffle 4 and the inner wall of base 10, be used for photosensitive assembly 2's anti-shake motion provides elastic restoring force.
The photosensitive assembly 2 is movably arranged in a cavity formed by buckling the protective shell 1 and the base 10 through the first electric connecting piece 3, the photosensitive assembly 2 can move in a certain range relative to the protective shell 1 according to the principle of a sensor displacement technology, the photosensitive assembly 2 moves along with the first electric connecting piece 3, the guide assembly 9 is arranged between the baffle 4 and the base 10 and is used for guiding the photosensitive assembly 2 in the first direction and/or the second direction for anti-shake movement, and the guiding directions of the two groups of guide assemblies 9 are mutually perpendicular along a horizontal plane.
As shown in fig. 5, the first electrical connector 3 includes a bottom plate 13, a deformation portion 15 surrounding the bottom plate 10, and a bending portion 14 connecting the bottom plate 10 and the deformation portion 15, a gap is left between the deformation portion 15 and the bottom plate 10, the deformation portion 15 is provided with a lead-out end 16, the lead-out end 16 is fixedly inserted into the base 10 and electrically connected with the second electrical connector 11, compared with the existing fixing manner, the fixing manner of the first electrical connector of the embodiment is more stable, the assembly is convenient, meanwhile, the overall strength of the driving device is higher, the driving device is not easy to break, and the service life is longer.
As shown in fig. 4, the elastic sheet 8 is fixed with the base 10 and the baffle 4, respectively, to provide elastic restoring force for the movement of the baffle 4, the first electrical connector 3 and the photosensitive assembly 2, and to provide buffering for the Z direction.
In this embodiment, as shown in fig. 1, the guide assembly 9 includes: the two corresponding half groove structures form guide grooves, balls are arranged in the guide grooves, and the guide grooves are distributed at the four corners of the baffle 4 and the base 10.
The guide component 9 is arranged between the baffle 4 and the base 10, the baffle 4 and the base 10 are respectively provided with a semi-groove structure, and the corresponding arrangement forms a complete supporting groove, the balls are arranged in the guide grooves and play a role in supporting and guiding the photosensitive component 2, the balls can do displacement or displacement-free movement in the guide grooves, the vibration is larger according to the movement condition, the rolling displacement can be formed, the vibration is smaller, the sliding or rolling displacement can be formed, the friction coefficient is lower when the rolling displacement is generated, the resistance is smaller, the reaction is quicker under the condition of the same thrust, and the anti-vibration effect is good.
In the present embodiment, as shown in fig. 2 and 3, the driving assembly 5 includes: the driving magnets are arranged on the peripheral edges of the lower surface of the baffle plate 4, and driving coils corresponding to the positions of the driving magnets are arranged on the second electric connecting pieces 11 and are electrically connected with the second electric connecting pieces 11. As shown in fig. 3, the lower surface of the base 10 is provided with a groove having the same shape as the outline of the second electrical connector 11, the second electrical connector 11 is embedded in the groove of the lower surface of the base 10, and the lower surface of the second electrical connector 11 is flush with the lower surface of the base 10. The external signal is transmitted to the driving coil through the electric connection, and the lorentz force is generated through interaction between the driving coil and the driving magnet after the driving coil is electrified, so that the first electric connecting piece 3 borne by the baffle 4 moves relative to the protective shell 1, and the photosensitive assembly is driven to move.
Specifically, the driving magnets are two groups, each group of driving magnets is arranged at the opposite edges of the baffle plate 4 in parallel, the driving magnets correspond to the driving coils, and the two adjacent groups of driving magnets are mutually perpendicular in the horizontal plane, so that the driving of the sensing element 2 in the first direction and the driving of the sensing element in the second direction are realized, and the stability of anti-shake motion is improved. The guiding component 9 drives the baffle 44 and the photosensitive component 2 carried by the baffle to generate anti-shake motion along the first direction and/or the second direction according to the anti-shake motion of the driving component 5.
In this embodiment, as shown in fig. 1, the anti-shake guide device further includes a magnetic conductive sheet 6, where the magnetic conductive sheet 6 is disposed at the bottom of the second electrical connector 11 and forms a magnetic attraction force with the driving magnet, so as to provide pre-compression for the guide assembly 9 and improve stability of the anti-shake guide.
In this embodiment, as shown in fig. 7, the anti-shake camera driving device based on sensor displacement of this embodiment further includes a third electrical connector 12, one end of the third electrical connector 12 is connected to the base 10, the other end is disposed in the protective housing 1, and a part of the upper surface of the third electrical connector 12 is exposed for being electrically connected to other components.
In this embodiment, as shown in fig. 1, the anti-shake camera driving device based on sensor displacement of this embodiment further includes a closed loop assembly 7, where the closed loop assembly 7 is disposed on the second electrical connector 11 and electrically connected to the second electrical connector 11, and the closed loop assembly 7 is used for sensing, feeding back and adjusting the anti-shake motion condition of the photosensitive assembly 2.
In this embodiment, as shown in fig. 6, the second electrical connector 11 is fixed to the base 10, and is provided with a PIN 17 for introducing a point signal.
In this embodiment, as shown in fig. 1, the photosensitive assembly 2 includes a photosensitive chip and a carrier disposed on the photosensitive chip. The photosensitive chip is an image sensor and is fixedly connected with the carrier, the carrier plays a role in limiting and fixing, the impact between the photosensitive chip and other structures is reduced, the photosensitive chip and the carrier are arranged on the first electric connecting piece, and the photosensitive chip is electrically connected with the circuit board assembly.
In this embodiment, as shown in fig. 1, an opening is formed in the top center of the protective housing 1, the photosensitive assembly 2 is aligned to the opening, so that the lens assembly is conveniently mounted above the protective housing, and the lens of the lens is aligned to the sensor element.
Working principle:
when the drive photosensitive assembly 2 performs anti-shake motion relative to the lens, an external electric signal is transmitted to the drive coil through electric connection, the drive coil is electrified and then interacts with the drive magnet to generate Lorentz force, and the Lorentz force drives the baffle 4 and the first electric connecting piece 3 and the photosensitive assembly 2 carried by the baffle to jointly generate anti-shake motion along the first direction and/or the second direction, so that the anti-shake function of the drive device is realized.
The anti-shake camera shooting driving device based on sensor displacement of the embodiment adopts rolling or sliding displacement generated in the guide groove by the balls to realize an anti-shake function, and has low friction coefficient, smaller resistance and quick response and good anti-shake effect under the condition of the same thrust.
The embodiments of the present utility model have been described above, the description is illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. An anti-shake camera shooting driving device based on sensor displacement, which is characterized by comprising:
the protective shell (1) and the base (10) are mutually buckled to form a cavity, and a photosensitive assembly (2), a first electric connecting piece (3), a baffle plate (4), a driving assembly (5) and a guiding assembly (9) are accommodated in the cavity;
the photosensitive assembly (2) is arranged on the first electric connecting piece (3) and is electrically connected with the first electric connecting piece (3), the lower surface of the first electric connecting piece (3) is connected with the upper surface of the baffle plate (4), and the second electric connecting piece (11) is embedded in the lower surface of the base (10);
the driving component (5) is used for driving the photosensitive component (2) to perform anti-shake movement;
the guide component (9) is arranged between the baffle (4) and the base (10) and is used for supporting the photosensitive component (2) and guiding the anti-shake motion along a first direction and/or a second direction, and the first direction and the second direction are mutually perpendicular along a horizontal plane;
the first electric connecting piece (3) comprises a bottom plate (13), a deformation part (15) surrounding the bottom plate (13), and a bending part (14) connecting the bottom plate (13) with the deformation part (15), a gap is reserved between the deformation part (15) and the bottom plate (13), the deformation part (15) is provided with a leading-out end (16), and the leading-out end (16) is fixedly inserted into the base (10) and electrically connected with the second electric connecting piece (11).
2. The sensor displacement-based anti-shake image pickup drive apparatus according to claim 1, wherein the guide assembly (9) comprises: the guide grooves are correspondingly arranged on the lower surface of the baffle plate (4) and the upper surface of the base (10), guide grooves are formed by the corresponding two half-groove structures, balls are arranged in the guide grooves, and the guide grooves are distributed at four corners of the baffle plate (4) and the base (10).
3. The sensor displacement-based anti-shake image pickup drive apparatus according to claim 1, wherein the drive assembly comprises: the driving magnet is arranged at the periphery of the lower surface of the baffle plate (4), and the driving coil is arranged on the second electric connecting piece (11) and corresponds to the position of the driving magnet, and the driving coil is electrically connected with the second electric connecting piece (11).
4. The anti-shake imaging driving device based on sensor displacement according to claim 3, further comprising a magnetic conductive sheet (6), wherein the magnetic conductive sheet (6) is disposed at the bottom of the second electrical connector (11) and forms a magnetic attraction force with the driving magnet.
5. The anti-shake camera shooting driving device based on sensor displacement according to claim 1, further comprising an elastic sheet, wherein the elastic sheet (8) is sleeved between the edge of the baffle (4) and the inner wall of the base (10), and is used for providing elastic restoring force for the anti-shake motion of the photosensitive assembly (2).
6. The anti-shake camera shooting driving device based on sensor displacement according to claim 1, further comprising a third electric connecting piece (12), wherein one end of the third electric connecting piece (12) is connected with the base (10), the other end is arranged in the protective shell (1), and a part of the upper surface of the third electric connecting piece (12) is exposed.
7. The sensor displacement-based anti-shake camera driving apparatus according to claim 1, further comprising a closed loop assembly (7), wherein the closed loop assembly (7) is disposed on the second electrical connector (11) and is electrically connected to the second electrical connector (11).
8. The sensor displacement-based anti-shake camera drive device according to claim 1, characterized in that the second electrical connection (11) is provided with a PIN (17) for introducing an electrical signal.
9. The sensor displacement-based anti-shake image pickup drive apparatus according to claim 1, wherein the photosensitive assembly (2) comprises a photosensitive chip and a carrier provided on the photosensitive chip.
10. The anti-shake camera driving device based on sensor displacement according to claim 1, wherein an opening is formed in the top center of the protective housing (1), and the photosensitive assembly (2) is aligned to the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320662171.5U CN219938450U (en) | 2023-03-30 | 2023-03-30 | Anti-shake camera shooting driving device based on sensor displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320662171.5U CN219938450U (en) | 2023-03-30 | 2023-03-30 | Anti-shake camera shooting driving device based on sensor displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219938450U true CN219938450U (en) | 2023-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320662171.5U Active CN219938450U (en) | 2023-03-30 | 2023-03-30 | Anti-shake camera shooting driving device based on sensor displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219938450U (en) |
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2023
- 2023-03-30 CN CN202320662171.5U patent/CN219938450U/en active Active
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