CN216387539U

CN216387539U - Prism driving device

Info

Publication number: CN216387539U
Application number: CN202121803462.9U
Authority: CN
Inventors: 鲍和平; 彭坤; 林聪�; 刘富泉
Original assignee: Henan Hozel Electronics Co Ltd
Current assignee: Henan Hozel Electronics Co Ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-04-26
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a prism driving device which comprises a carrier, a base, a reed and a circuit board, wherein the reed movably connects the carrier and the base, the circuit board is arranged on the base and is provided with a bottom coil and a side coil, the carrier is used for installing a prism and is provided with a detachable driving piece, and the driving piece is provided with a bottom magnet corresponding to the bottom coil and a side magnet corresponding to the side coil. The carrier is provided with the detachable driving piece, the through hole driving piece moves relative to the base, the driving piece can be very conveniently installed on the base, the lens is installed on the carrier and then can be clamped on the driving piece to prevent the lens from being scratched and damaged, and waste is reduced.

Description

Prism driving device

Technical Field

The utility model relates to the technical field of optical imaging equipment, in particular to a prism driving device.

Background

With the development of technology, many electronic devices (such as smart phones or digital cameras) have a function of taking pictures or recording videos. The use of these electronic devices is becoming more common and the design direction of these electronic devices is being developed to be more convenient and thinner to provide more choices for users. Spring prism motor is more and more receiving consumer and complete machine manufacturer's favor as comparatively advanced device in the market, however, spring prism motor on the existing market is the unipolar rotation, relates to the part too much, and the mounting process is complicated, and the equipment is difficult the yields low, and the reliability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a prism driving apparatus to solve the above problems in the prior art.

In order to solve the above problems, according to an aspect of the present invention, there is provided a prism driving apparatus including a carrier, a base, a spring movably connecting the carrier and the base, and a circuit board mounted on the base and provided with a bottom coil and a side coil, the carrier being used for mounting a prism and provided with a detachable driving member, the driving member being provided with a bottom magnet corresponding to the bottom coil and a side magnet corresponding to the side coil.

In one embodiment, the front end and the top recess of the carrier form a prism mounting slot for mounting the prism, and the rear end and the bottom recess of the carrier form an actuator mounting slot in which the actuator is removably mounted.

In one embodiment, the driving member is detachably connected to the driving member mounting groove by at least one clamping structure.

In one embodiment, the first engaging portion of the engaging structure is disposed in the driving member mounting groove, and the second engaging portion of the engaging structure is disposed on the driving member.

In one embodiment, the first clamping portion is a sliding member, and the second clamping portion is a sliding groove matched with the sliding member.

In one embodiment, the top of the driving piece is inclined downwards towards the front end of the driving piece to form a step part, the inclined surface at the front end of the step part is a second inclined surface, and the sliding groove is formed by being sunken from the second inclined surface towards the rear end of the driving piece;

a side magnet mounting groove is formed in the rear end of the driving piece to mount the side magnet;

a bottom magnet mounting groove is formed in the bottom of the driving piece to mount the bottom magnet, and the bottom of the driving piece is mounted on a driving piece mounting part of the base;

and the upper surface of the driving piece is connected with the front surface of the driving piece through an inclined surface, and a step part is formed on the inclined surface and matched with the carrier.

In one embodiment, the engaging structure includes a sliding block disposed on the carrier and a sliding groove disposed on the driving element, the sliding groove extends from the inclined surface toward the rear surface of the driving element to form the second engaging portion as a sliding groove, and the sliding groove is at least one and is disposed at the front end of the driving element and/or the top of the driving element.

In one embodiment, the front end of the driving member is further provided with a plurality of bosses protruding towards the carrier, the bosses are provided with mounting holes, and mounting posts matched with the mounting holes are arranged in the driving member mounting groove, so that the driving member and the carrier are further relatively fixed through matching of the mounting posts and the mounting holes.

In one embodiment, the width of the slide slot increases gradually from the top of the driver down, and the slider shape matches the slide slot.

In one embodiment, the prism driving device further comprises a buffer member, wherein at least one buffer member mounting groove is formed in the rear end of the driving member and/or the rear end of the carrier, and the buffer member is mounted in the buffer member mounting groove.

In one embodiment, the prism driving device further comprises a sensor and a sensor magnet, the bottom of the driving piece is further provided with a sensor magnet mounting groove, the sensor magnet is mounted in the sensor magnet mounting groove, and the sensor is mounted on the circuit board and matched with the sensor magnet to detect the displacement of the carrier.

In one embodiment, the prism driving device further comprises a housing and a metal sheet embedded in the base, wherein the housing and the base are matched to form a space for accommodating the carrier.

The carrier is provided with the detachable driving piece, the through hole driving piece moves relative to the base, the driving piece can be very conveniently installed on the base, the lens is installed on the carrier and then can be clamped on the driving piece to prevent the lens from being scratched and damaged, and waste is reduced.

Drawings

FIG. 1 is a perspective view of a prism driver according to one embodiment of the present invention.

Figure 2 is a perspective view of a reed according to one embodiment of the present invention.

Figure 3 is a front view of the spring plate, base and driving member of one embodiment of the present invention assembled.

Figure 4 is a front view of the assembled reed, base, driver and carrier of one embodiment of the present invention.

Fig. 5 is a perspective view of a carrier according to one embodiment of the present invention.

Fig. 6 is a left side view of the carrier of one embodiment of the present invention.

Fig. 7 is a rear view of a carrier according to one embodiment of the utility model.

FIG. 8 is a perspective view of a drive member according to one embodiment of the present invention.

Figure 9 is a perspective view of a drive member according to one embodiment of the present invention.

Fig. 10 is a rear view of a drive member mounted to a carrier in accordance with one embodiment of the present invention.

Fig. 11 is a bottom view of a drive member mounted to a carrier in accordance with one embodiment of the present invention.

Figure 12 is a perspective view of a base of one embodiment of the present invention.

Fig. 13 is a right side view of the base, carrier and drive member assembled in accordance with one embodiment of the present invention.

1. A housing; 2. a carrier; 3. a support; 4. a reed; 5. a drive member; 6. a magnet group; 7. buffering; 8. a base; 9. metal sheet, 10, circuit board; 11. pasting a circuit board; 41. a first movable portion; 42. A second movable portion; 43. a reed body; 411. a first elastic strip; 412. a first connection portion; a second elastic strip; 413. a base mounting portion; 414. a base mounting hole; 421. a second elastic strip; 422. a second connecting portion; 423. a carrier mounting section; 423. a carrier mounting hole; 432. a reed trunk; 431. a reed side; 4311. a connecting end; 20. a prism mounting part; 201. a prism mounting surface; 202. a driving member mounting groove; 21. a carrier top; 23. a carrier side portion; 22. a carrier rear end; 25. the bottom of the carrier; 26. a first clamping part; 231. a first projecting portion; 232. a second projection; 221. a first end face; 223. a third end face; 222. a first inclined surface; 224. a cushion mounting groove 224; 251. a second end face; 2511. a second upper end surface; 2512. a second lower end surface; 2513. a reed mounting groove; 252. a carrier mounting section; 261. a slider; 262. mounting a column; 51. the top of the driving piece; 52. the front end of the driving piece; 53. the rear end of the driving piece; 54. the bottom of the driving piece; 55. a second clamping part; 551. a sliding groove; 552. mounting grooves; 56. a magnet groove; 561. a lateral magnet slot; 562. a bottom magnet pocket; 563. a sensor magnet mounting groove; 531. A cushion mounting groove 224; 512. a table top; 511. a second inclined surface; 521. a boss; 522. a driving member limiting part; 81. a support plate; 82. a carrier mounting section; 83. a first limiting part; 84. a driving member mounting portion; 841. a limiting groove; 85. a second limiting part; 851. a reed mounting part; 852. a reed mounting post; 86. a baffle plate; 861. a column; 87. a coil mounting groove; 871. a side coil mounting groove; 872. a bottom coil mounting groove; 873. a sensor magnet mounting groove; 61. a side magnet; 62. a bottom magnet; 63. a sensor magnet; 101. a side coil; 102. a bottom coil; 103. a sensor;

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the utility model can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.

In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.

One embodiment of the present invention relates to a reed of a prism driving device, as shown in fig. 2, a reed 4 includes a first movable part 41, a second movable part 42 and a reed body 43, the first movable part 41 and the second movable part 42 are perpendicular to each other and are respectively connected to the reed body 43, specifically, the reed body 43 includes a horizontal reed trunk 432 (labeled in the figure) and two vertical reed side parts 431 connected to both ends of the reed trunk 432, the two reed side parts 431 are connected to both ends of the reed trunk 432 or are integrally formed with the reed trunk 432, the first movable part 41 is at least two and is respectively connected to the two reed side parts 431, the second movable part 42 is connected to the reed trunk 432, and the first movable part 41 and the second movable part 42 can be stretched or rotated perpendicularly to each other along the reed trunk 432.

In the embodiment shown in fig. 2, the reed trunk 432 is a rectangular strip, the reed sides 431 are disposed on two sides of the reed trunk 432, the two reed sides 431 are parallel to each other and perpendicular to the reed trunk 432, and the two reed sides 431 are fixedly connected to two sides of the reed trunk 432 and integrally formed with the reed body 43 in an inverted "n" shape. However, it should be understood that the first movable portion 41 can be directly connected to both ends of the reed trunk 432, i.e. the function of the first movable portion 41, i.e. the function of the carrier 2 being rotatable along the Y axis with respect to the base 8 after being connected to the first movable portion 41, can be realized without providing two reed sides 431.

Alternatively, the positional relationship between the two reed sides 431 and the reed trunk 432 can be adjusted, for example, the two reed sides 431 and the reed trunk 432 can be integrally formed into an "i" shape, or arranged into other shapes, etc.

Optionally, the two reed side portions 431 may be in the same shape or in different shapes, as long as the first movable portion 41 can be connected to the reed trunk 432, in the embodiment shown in the drawings, the two reed side portions 431 are in a symmetrical structure and are both rectangular strips perpendicular to the same side of the reed trunk 432, upper and lower ends of the two reed side portions 431 respectively extend outwards to form two connection ends 4311, the two connection ends 4311 are used for respectively connecting two ends of the first movable portion 41, it is understood that the connection ends 4311 may not be provided, and the first movable portion 41 may also be directly connected to any position of the reed side portions 431.

The first movable parts 41 are at least two and are respectively connected to the reed side parts 431, one end of each of the first movable parts 41 is respectively connected to the reed side parts 431, in the embodiment shown in fig. 2, the first movable parts are two and are respectively fixedly connected to the two reed side parts 431, the other end of each of the first movable parts 41 is used for being fixedly connected to the base 8 (see fig. 3) of the prism driving device, the first movable parts 41 can also be integrally formed with the reed side parts 431, and can also be fixedly connected to the reed side parts 431 by welding or rivets; the two first movable parts 41 have elasticity and can rotate relative to the spring side 431, and it can be understood that the first movable parts 41 can elastically stretch and contract in various ways, such as an elastic strip or a mesh; the two first movable portions 41 may be of the same structure, such as simultaneously elastic strips or simultaneously mesh wires; the two first movable portions 41 may also have different structures, such as one of the first movable portions 41 including a plurality of elastic strips and the other including a mesh; that is, at least one first movable portion 41 is a plurality of elastic strips or wires connected to each other, and at least one end of each elastic strip or wire is connected to the spring side portion 431. In the embodiment shown in fig. 2, each of the two first movable portions 41 includes two first elastic strips 411 connected to each other, and the upper and lower portions of the spring leaf side portion 431 are respectively provided with a first connection end 4311, wherein both ends of one of the first elastic strips 411 are connected to the first connection end 4311. It is understood that the two first elastic strips 411 may be directly cross-connected to each other, or alternatively, one elastic strip may be directly connected to the spring side 431, as long as it is ensured that the first movable portion 41 can elastically expand and rotate relative to the spring side 431, and it is understood that the two first movable portions 41 may also elastically contract by being connected to each other through a plurality of elastic strips.

Optionally, two first elastic strips 411 are connected through at least one first connecting portion 412, in the embodiment shown in fig. 2, one first connecting portion 412 is provided and located at the middle position of the first elastic strip 411 and the second elastic strip 412, specifically, two ends of one first elastic strip 411 are respectively connected with two first connecting ends 4311 of the reed side portion 431, and the middle portions of the two first elastic strips 411 are connected through the first connecting portion 412; in addition, the first elastic strip 411 has a bending portion to increase elasticity, in the embodiment shown in fig. 2, a capital letter "M" bending is formed in the middle of the bent first elastic strip 411, and a small letter "n" bending is formed at both ends, and the directions of the "n" bending portions at both ends are opposite to the direction of the "M" bending portion in the middle, so that the carrier 2 can be conveniently rotated along the Y axis with respect to the base 8 (see fig. 3) of the prism driving device by a large margin, and it can be understood that the first elastic strip 411 can also be bent into other shapes, such as being bent into a wavy line or a net shape, as long as it is ensured that the carrier 2 can be rotated along the Y axis with respect to the base 8 (see fig. 3) of the prism driving device through the bending portion.

Optionally, the first movable portions 41 are further provided with base mounting portions 413 to facilitate fixed connection with a base 8 (see fig. 3) of the prism driving device, at least one end of the base mounting portion 413 is connected to the first movable portions 41, it is understood that two first movable portions 41 may be provided with the base mounting portions 413 at the same time, one of the first movable portions 41 may be provided with the base mounting portion 413, and the other one is directly connected to the base 8; in the embodiment shown in fig. 2, the base mounting portion 413 is connected to both ends of one of the first elastic strips 411, the other first elastic strip 411 is connected to both first connection ends 4311 of the spring side portion 431, the middle portions of the two first elastic strips 411 are connected by the first connection portion 412, and the base 8 is telescopically connected to the spring trunk 432 by the first movable portion 41.

In the embodiment shown in fig. 2, two base mounting portions 413 are respectively disposed on the two first movable portions 41, and the heights of the base mounting portions 413 and the spring side portion 431 are substantially the same, but it should be understood that the base mounting portions 413 may have any other shapes, such as a square shape or a plurality of circular fixing pieces, and the shape of the base mounting portions 413 is not limited as long as the first movable portions 41 can be better fixed on the base 8; the base mounting portion 413 may further include a base mounting hole 414, and the base mounting portion 413 may be fixedly connected to the base 8 through the base mounting hole 414 by a rivet, or may be connected to the base 8 by adhesion or welding. In the embodiment shown in fig. 2, 3 and 4, two base mounting holes 414 corresponding to the reed mounting posts 852 on the base 8 are respectively disposed on the upper and lower parts of the two base mounting parts 413, and the base mounting holes 414 can be sleeved on the reed mounting posts 852 on the base 8 to fixedly connect the reed 4 to the base 8.

The second movable part 42 is connected to the reed trunk 432, the second movable part 42 includes a second elastic strip 421, one end of the second elastic strip 421 is connected to the reed trunk 432 and can rotate relative to the reed trunk 432, and the other end is provided with a carrier mounting part 423;

alternatively, there is at least one second movable portion 42, that is, there may be a plurality of second movable portions 42, and one end of each of the plurality of second movable portions 42 is connected to the reed trunk 432, and the other end thereof is connected to the carrier 2 and can telescopically rotate relative to the reed trunk 432.

Alternatively, the plurality of second movable portions 42 may also be extended or retracted in different manners, for example, a portion of the first movable portion 41 is extended or retracted by a plurality of interconnected elastic strips or by a single elastic strip, and the rest portion is extended or retracted by a mesh wire.

Alternatively, the second movable portion 42 can also be connected to the reed trunk 432 through the second connecting portion 422, that is, at least one end of the second connecting portion 422 is elastically connected, and the other end of the second connecting portion 422 is fixedly connected to the reed trunk 432.

Optionally, there are two second movable portions 42, in the embodiment shown in fig. 2, the two second movable portions 42 are of a symmetrical structure and are also the wave-shaped second elastic strip 421, and the two second movable portions 42 are respectively connected to the top and the bottom of the reed trunk 432.

Alternatively, the second elastic strip 421 of the second movable portion 42 may also be in any other shape, such as "n" or "m" shape.

Alternatively, the plurality of second movable portions 42 can be of different configurations, and can be attached to different locations of the reed stem 432 or to the top and bottom of the reed stem 432, respectively.

Optionally, at least one end of the at least one second movable portion 42 is provided with a carrier mounting portion 423 for fixedly connecting the carrier 2, in the embodiment shown in fig. 2, two ends of the two second movable portions 42 are respectively connected with the two carrier mounting portions 423, and the carrier 2 can rotate relative to the reed trunk 432 through the second movable portion 42.

Carrier mounting holes 424 are formed in the carrier mounting portion 423 to facilitate rivet fixing of the carrier mounting portion 423 to the carrier 2, and it is understood that the carrier mounting portion 423 may also be bonded to the carrier 2, in the embodiment shown in fig. 2 and 3, two second movable portions 42 with symmetrical structures are disposed in the middle of the reed trunk 432, the middle of one second elastic strip 421 is connected to the top of the reed trunk 432 through one second connecting portion 422, the middle of the other second elastic strip 421 is connected to the bottom of the reed trunk 432 through the other second connecting portion 422, two ends of the two second elastic strips 421 are respectively provided with one carrier mounting portion 423, each carrier mounting portion 423 is respectively provided with a plurality of carrier mounting holes 424, and the carrier mounting holes 424 may be connected to mounting posts 2514 with the carrier 2 to connect the reed 4 to the carrier 2.

Another embodiment of the present invention further relates to a carrier of a prism driving apparatus, as shown in fig. 1, the prism driving apparatus 100 includes the carrier 2, a base 1, reed 4 and circuit board 10, reed 4 and base 1 swing joint with carrier 2, circuit board 10 installs on base 1 and is equipped with bottom coil 102 and lateral part coil 101, carrier 2 is used for installing the prism and is equipped with detachable driving piece 5, driving piece 5 is equipped with bottom magnetite 62 that corresponds with bottom coil 102 and lateral part magnetite 61 that corresponds with lateral part coil 101, carrier 2 front end and top are sunken to form the prism mounting groove in order to install the prism, the bottom in prism mounting groove forms inclined prism installation department 20, carrier 2's rear end and bottom are sunken to form driving piece mounting groove 202 in order to detachably install driving piece 5, driving piece 5 can drive carrier 2 and rotate along two directions of mutually perpendicular for base 8.

As shown in fig. 5-6, two carrier sides 23 are disposed on two sides of the prism mounting portion 20, the two carrier sides 23 are parallel to each other and perpendicular to the prism mounting portion 20, and the two carrier sides 23 and the prism mounting portion 20 form a semi-enclosed space to protect the prism; defining the top of the carrier 2 as a carrier top 21, the front end of the carrier 2 as a carrier front end 24, the end facing away from the carrier top 21 as a carrier bottom 25, and the end facing away from the carrier front end 24 as a carrier rear end 22; the bottom and the top of the two carrier sides 23 extend in a direction away from the carrier 2 to form a first protruding part 231 and a second protruding part 232 so as to cooperate with the first limiting part 83 and the second limiting part 85 of the base 8 to limit the carrier 2 from separating from the base 8, the lower end of the first protruding part 231 deviates from the carrier bottom 25 by a certain distance, specifically, the horizontal height of the lower end of the first protruding part 231 is substantially consistent with the lower end of the reed body mounting groove 2513, the lower part of the first protruding part 231 is a base mounting end 252, and the base mounting end 252 can be mounted in the carrier mounting part 82 of the base 8.

One surface of the prism mounting part 20 facing the prism mounting groove is an inclined prism mounting surface 201 for mounting a prism, the prism mounting surface 201 is a flat inclined surface from top to bottom and is positioned between the two carrier side parts 23, and specifically, the prism mounting surface 201 is inclined downwards to the top of the rear end to form an inclined surface from the bottom of the front end, so that the two carrier side parts 23 at the front end of the prism mounting surface 201 form a triangle.

The driving member mounting groove 202 is formed by the carrier rear end 22 and the carrier bottom 25 being recessed inwards, and specifically, an upper end surface formed by the carrier rear end 22 being recessed inwards is defined as a first end surface 221, that is, the top of the driving member mounting groove 202 is defined as the first end surface 221, a front end surface formed by the carrier bottom 25 being recessed inwards is defined as a second end surface 251, a front end of the driving member mounting groove 202 is defined as the second end surface 251, and the driving member mounting groove 202 is defined as a groove formed by the first end surface 221 and the second end surface 251. It will be appreciated that the overall shape of the driver mounting slot 202 is complementary to the shape of the driver 5, and that after the driver 5 is mounted to the carrier 2, the entire driver 5 can be stably snapped into the driver mounting slot 202.

The carrier 2 is detachably connected to the driving member 5 through at least one clamping structure, the clamping structure includes a first clamping portion 26 respectively disposed on one of the driving member 5 and the carrier 2 and a second clamping portion 55 disposed on the other, and the first clamping portion 26 and the second clamping portion 55 are mutually matched.

Optionally, the first clamping portion 26 is disposed in the driving member mounting groove 202, specifically, the first clamping portion 26 is a sliding member 261 disposed in the driving member mounting groove 202, the sliding member 261 is disposed on the first end surface 221 and is disposed in the driving member mounting groove 202 along the front-back direction of the carrier 2, the driving member 5 is disposed on a second clamping portion 55 engaged with the first clamping portion 26, the second clamping portion 55 is a sliding groove 551 disposed in the driving member top 51 along the front-back direction to facilitate the connection of the carrier 2 to the driving member 5, and the carrier 2 can be connected to the driving member 5 from front to back; or the sliding part 261 is disposed on the second end surface 251 and is disposed along the up-down direction of the carrier 2 in the driving part mounting groove 202, the driving part front end 52 is disposed on the sliding groove 551 disposed along the up-down direction matching with the second end surface 251, and the carrier 2 can be connected to the driving part 5 from the top down.

Optionally, the first clamping portion 26 includes a sliding groove disposed in the driving member mounting groove 202, specifically, the sliding groove is disposed on the first end surface 221 and is disposed in the driving member mounting groove 202 along the front-back direction of the carrier 2, the driving member 5 is disposed on the second clamping portion 55 matching with the first clamping portion 26, the second clamping portion 55 includes a sliding member 261 disposed in the driving member top 51 along the front-back direction so as to facilitate the connection of the carrier 2 to the driving member 5, and the carrier 2 can be connected to the driving member 5 from front to back; or on the second end surface 251 and arranged along the up-down direction of the carrier 2 in the driving member mounting groove 202, the driving member front end 52 is arranged on the sliding member 261 arranged along the up-down direction, and the carrier 2 can be connected to the driving member 5 from the top down.

Alternatively, the first engaging portion 26 includes a sliding groove and a sliding piece 261 provided in the driving piece mounting groove 202, such as the sliding piece 261 and the sliding groove are provided at the first end surface 221 at the same time and arranged in the driving piece mounting groove 202 along the front-rear direction of the carrier 2, the driving piece 5 is provided with a second engaging portion 55 corresponding to the first engaging portion 26, the second engaging portion 55 includes a sliding groove and a sliding piece 261 provided on the driving piece top 51 corresponding to the second engaging portion 26, and the carrier 2 can be connected to the driving piece 5 from front to rear.

In the embodiment shown in fig. 5-6, the first end surface 221 of the carrier 2 is provided with two sliding pieces 261, the cross-sectional area of the sliding pieces 261 increases from the first end surface 221 of the carrier 2 to the bottom, the corresponding position on the driving piece 5, i.e. the driving piece 51, is provided with two sliding grooves 551 to match the sliding pieces 261, the shape of the sliding grooves 551 is complementary to that of the sliding pieces 261, and the two sliding pieces 261 can slide into the corresponding sliding grooves 551 simultaneously; it will be appreciated that the slider 261 may be of a plurality of different shapes, and the sliding groove 551 of the driving member 5 may also be provided with a complementary shape corresponding to the slider 261 of different shapes, for example, the slider 261 is a rectangular block and the bottom is provided with a protruding projection to stably connect the driving member 5 with respect to the carrier 2, and the shape of the slider 261 is not limited as long as the size of the end is slightly larger than the size of the root to stably connect the carrier 2 with respect to the driving member 5; similarly, the number of the sliding members 261 may be plural, and the size of the sliding member 261 may be set as needed.

The sliding part on the first end surface 221 or the second end surface 251 is also changed into a locking part, the sliding groove of the front end 52 of the driving element is set into a locking hole and a resetting element, and after the carrier 2 is installed in the driving element 5, the locking part can be locked in the locking hole, so that the carrier 2 is stably connected relative to the driving element 5.

Optionally, the second end surface 251 is further provided with a plurality of mounting posts 2514 protruding backwards, the cross section of the mounting posts 2514 is circular, the front end 52 of the driving member is provided with a plurality of mounting holes 552 conforming to the shape of the mounting posts 2514, and the mounting posts 2514 are matched with the mounting holes 552 to further fix the driving member 5 and the carrier 2 relatively.

Further, one or more of the mounting posts 2514 of the second end face 251 serve to connect the reeds 4.

The second end surface 251 is recessed inward to form a reed body mounting groove 2513 for mounting the reed 4, the reed body mounting groove 2513 is a groove extending in the left-right direction of the carrier 2 and divides the second end surface 251 into a second upper end surface 2511 and a second lower end surface 2512, it can be understood that the reed body mounting groove 2513 can be provided in various shapes such as a cylinder or a cuboid as long as the reed trunk 432 including the reed 4 can move in the reed body mounting groove 2513, the width of the reed body mounting groove 2513 is slightly greater than that of the reed trunk 432 to facilitate the mounting of the reed 4, as shown in fig. 6 and 7, the reed body mounting groove 2513 is in a cuboid shape, the mounting posts 2514 are provided in a plurality and uniformly disposed at both sides of the second upper end surface 2511 and the second lower end surface 2512, one or more mounting holes 2514 for connecting the reed 4 or the driving member 5 of the mounting post 2514, specifically, two sides of the first upper end surface 2511 and the second lower end surface 2512 are respectively provided with 3 mounting columns 2514, each mounting column 2514 is correspondingly mounted in the carrier mounting hole 424 on the second movable part 42 of the reed 4, wherein four mounting columns 2514 are simultaneously mounted in the carrier mounting holes 424 and the mounting holes 552 of the front end 52 of the driving element; the reed trunk 432 of the reed 4 is installed in the reed body installation groove 2513, the installation column 2514 can be sleeved in the carrier installation hole 424 on the carrier installation part 423 so that the reed 4 is fixedly connected to the carrier 2, and after the carrier installation part 423 is connected to the carrier 2, part of the installation column 2514 can be moved into the installation hole 552 on the driving part 5, so that the connection between the carrier 2 and the driving part 5 is further enhanced.

Alternatively, the first end surface 221 extends downward to form a first inclined surface 222 to match the second inclined surface 511 of the driver 5 and form a complementary inclination with the second inclined surface 511, the first inclined surface 222 extends toward the second end surface 251 to form a third end surface 223, and the third end surface 223 and the first inclined surface 222 are complementary with the land 512 and the second inclined surface 511 on the driver 5.

Optionally, the carrier rear end 22 is provided with at least one bumper mounting groove 224 for mounting the bumper 7, the bumper mounting groove 224 being arranged above the driver mounting groove 202. In the embodiment shown in fig. 5, the carrier rear end 22 is provided with two buffer mounting grooves 224 for mounting the buffer 7, the buffer mounting grooves 224 are arranged above the driving member mounting groove 202, and the positions of the buffer mounting grooves 224 are arranged corresponding to the posts 861 on the base 8.

An embodiment of the present invention further relates to a prism driving apparatus 100, and referring to fig. 1, the prism driving apparatus 100 includes a carrier 2, a base 8, a circuit board 10, and the spring plate 4 in the above embodiment, the circuit board 10 is mounted on the base 9 and is provided with a bottom coil 102 and a side coil 102, and the carrier 2 is used for mounting a prism and is directly or indirectly provided with a bottom magnet 61 corresponding to the bottom coil 102 and a side magnet 61 corresponding to the side coil 101.

Alternatively, the spring 4 may be configured in other shapes, for example, the spring trunk 432 and the two spring sides 431 of the spring 4 are cut into two parts, that is, the spring trunk 432 is separately connected to the carrier 2 through the second movable portion 42, the spring sides 431 are separately connected to the base 8 through the first movable portion 41, the spring trunk 432 and the first movable portion 41 may be configured in various shapes, and the spring sides 431 and the second movable portion 42 may also be configured in any shape, as long as the carrier 2 can rotate in the horizontal direction and the vertical direction relative to the base 8.

Further, the prism driver 100 further comprises a housing 1, wherein the top and the front opening of the housing 1 are used for matching with the prism on the carrier 2, and the housing 1 matches with the base 8 to form a containing space for protecting the prism on the carrier 2.

Optionally, the prism driver 100 further comprises a support 3, the support 3 is used for supporting the spring 4, and the support 3 is matched with the spring main body 432 and is arranged on the surface of the spring main body 432.

Optionally, the prism driver 100 further includes a sensor 103 and a sensor magnet 63, the sensor 103 is disposed on the circuit board 10, and the sensor magnet 63 is disposed on the driver 5 to cooperate with the sensor 103 to detect the displacement of the carrier 2.

Optionally, the prism driver 100 further includes a driver 5, the driver 5 is detachably connected to the carrier 2, and the driver 5 is provided with a side magnet groove 561, a bottom magnet groove 562 and a sensor magnet mounting groove 563 to be respectively mounted on the bottom coil 101, the side coil 102 and the side magnet 61, the bottom magnet 62 and the sensor magnet 63 corresponding to the sensor 103.

Optionally, the prism driver 100 further includes four buffering members 7, the four buffering members 7 are respectively disposed in the buffering member mounting grooves 224 of the carrier rear end 22 and the driver rear end 53, and preferably, the buffering members 7 are damping glue. The driving member 5 and the carrier 2 are provided with buffer mounting grooves 224 for mounting the buffer 7, and it is understood that the buffer 7 can be mounted on the driving member 5 or the carrier 2 separately.

Optionally, a metal sheet 9 is embedded in the base 8, and the metal sheet 9 electrically connects the bottom coil 102, the side coil 101, and the sensor 103 on the circuit board 1.

Alternatively, the carrier 2 is directly provided with the bottom magnet 62 corresponding to the bottom coil 102 and the side magnet 61 corresponding to the side coil 101, and specifically, the carrier 2 is provided with a plurality of magnet grooves for mounting the bottom magnet 62 and the side magnet 61.

Alternatively, the bottom magnet 62 corresponding to the bottom coil 102 and the side magnet 61 corresponding to the side coil 101 are indirectly provided on the carrier 2, as in the carrier 2 of the above embodiment, the carrier 2 is connected to the driving member 5, and the bottom magnet 62 corresponding to the bottom coil 102 and the side magnet 61 corresponding to the side coil 101 are provided on the driving member 5. The overall shape of the driver 5 matches the shape of the driver mounting slot 202, i.e. it is a rectangular block overall, as shown in fig. 8-9, the end that defines the driver 5 and the first end surface 221 of the carrier being the driver top 51, the end that is complementary to the second end surface 251 being the driver front 52, the side opposite the driver front 52 being the driver rear 53, and the side opposite the driver top 51 being the driver bottom 54.

The driving member 5 is detachably mounted in the driving member mounting groove 202, specifically, the driving member 5 is provided with a second clamping portion 55, the second clamping portion 55 on the driving member 5 and the first clamping portion 26 on the carrier 2 are mutually matched to enable the driving member 5 to be mounted on the carrier 2, it can be understood that, as described in the above embodiment, the second clamping portion 55 and the first clamping portion 26 are matched in various ways, the first clamping portion 26 is the sliding member 261, and the second clamping portion 55 is correspondingly provided as the sliding groove 551; the first clamping portion 26 is a sliding groove, and the second clamping portion 55 is a sliding member 26; the first clamping portion 26 is a clamping block, the second clamping portion 55 is a clamping groove, and in short, the second clamping portion 55 and the second clamping portion 55 can be matched to form various embodiments; in the embodiment shown in fig. 8-9, the second clamping portion 55 is a sliding groove, specifically, a sliding groove 551 is disposed on the top 51 of the driving member and formed on the sliding member 261 to match, i.e. gradually increase downward from the top opening, and the front end and the top of the sliding groove 551 are open, and the sliding member 261 on the carrier 2 is slidably mounted in the sliding groove 551; the front end 52 of the driving member is provided with at least one mounting hole 552, the position of the mounting hole 552 corresponds to at least one mounting post 2514 on the first end surface 221 of the carrier 2, and the shape of the mounting hole 552 matches the shape of the mounting post 2514 on the first end surface 221.

Preferably, the top 51 of the driving element is inclined downwards to form a step part towards the front 52 of the driving element, the inclined surface at the front end of the step part is a second inclined surface, the sliding groove 551 is recessed downwards from the top 51 of the driving element to the position of the table 512, i.e. the sliding groove 551 is formed by being recessed from the second inclined surface 511 towards the rear 53 of the driving element, and the sliding groove 551 is gradually increased from the width of the top 51 of the driving element and matches with the sliding element 261 on the carrier 2; the top 51 of the driving member is inclined downwardly to the table 512 to form a second inclined surface 511, and the table 512 and the second inclined surface 511 are matched with the third end surface 223 and the first inclined surface 222 on the carrier 2.

Preferably, the front end 52 of the driving member is provided with a plurality of bosses 521 protruding toward the carrier 2, the mounting holes 552 are arranged on the bosses 521 to match with the mounting posts 2514, after the mounting posts 2514 on the second end face 251 are moved into the mounting holes 552 on the bosses 521, the bosses 521 enable a movable space to be formed between the second end face 251 and the front end 52 of the driving member, the carrier mounting part 423 on the spring plate 4 is mounted in the movable space, and the carrier 2 and the driving member 5 can rotate in the movable space through the second movable part 42.

Further, at least one boss 521 is disposed at the lower end of the front end 52 of the driving member and protrudes from the bottom 54 of the driving member, the portion protruding from the bottom 54 of the driving member is a driving member limiting portion 522, and the driving member limiting portion 522 can move in the limiting groove 841 of the base 8 and is limited in the moving range by the limiting groove 841.

The driving member 5 is mainly used for driving the carrier 2 to rotate along the X-axis or the Y-axis, and specifically, at least one magnet slot 56 is disposed on the driving member 5 for installing the magnet set 6, the magnet set 6 cooperates with the coil on the base 8 to drive the carrier 2 to rotate, in the embodiment shown in fig. 9, the driving member bottom 54 and the driving member rear end 53 are provided with a bottom magnet groove 562 and a side magnet groove 561 for mounting the bottom magnets 62 and the side magnets 61 in the magnet group 6, specifically, the driving member rear end 53 is provided with one side magnet groove 561 and two damper mounting grooves 224, the side magnet groove 561 is used for mounting the side magnets 61 for driving the carrier 2 to rotate, the damper mounting grooves 224 are used for mounting the plurality of dampers 7, to prevent damage caused by contact friction between the back of the carrier 2 and the base 8 during movement, the cushion 7 is preferably a damping rubber disposed in each cushion mounting groove 224 to engage the posts 861 on the base 8. It is understood that at least one of the side magnet groove 561 and the buffer mounting groove 224 is provided, respectively, and the positions can be adjusted accordingly; the driving member bottom 54 is provided with at least one bottom magnet groove 562 and at least one sensor magnet mounting groove 563. in the embodiment shown in fig. 8-9, two bottom magnet grooves 562 are provided on both sides of the driving member bottom 54 for mounting the bottom magnet 62, and one sensor magnet mounting groove 563 is provided in the middle for mounting the sensor magnet 63 for detecting the movement displacement of the carrier 2. Fig. 10 is a rear view of the driving member mounted to the carrier according to an embodiment of the present invention, and fig. 11 is a bottom view of the driving member mounted to the carrier according to an embodiment of the present invention. As shown in fig. 10 and 11, the driving member 5 is mounted on the carrier 2, the driving member stopper 522 protrudes from the driving member bottom 54 to a substantially uniform height from the carrier bottom 25, the carrier mounting portion 522 and the second end surface 2512 are consistent with the bottom of the driving member stopper 522, and the second end surface 2512 and the driving member stopper 522 are mounted in the carrier mounting portion 82 and the stopper groove 841 of the base 8; the projection 522 protrudes from the driver 5 to form a space between the driver 5 and the carrier 3 for mounting the spring plate 4 and the bracket 3.

Fig. 12 is a perspective view of the base according to an embodiment of the present invention, in which the lower portion of the base 8 is a rectangular supporting plate 81, the middle portion of the supporting plate 81 is recessed toward the rear end to form a carrier mounting portion 423, the carrier mounting portion 423 enables the bracket at the front end of the supporting plate 81 to form a first limiting portion 83 to engage with the first protruding portion 231 on the carrier 2, and the first limiting portion 83 engages with the first protruding portion 231 on the carrier 2 to limit the carrier 2 from being separated from the base 8; the supporting plate 81 at the rear end of the carrier mounting part 423 is a driving part mounting part 84 for mounting the driving part 5, two sides and the rear end of the driving part mounting part 84 extend upwards vertically to form two second limiting parts 85 and a baffle 86, the second limiting parts 85 cooperate with the second protruding parts 232 on the carrier 2 to limit the position, specifically, the height of the second limiting parts 85 extending upwards relative to the driving part mounting part 84 is substantially equal to the height between the first protruding parts 231 and the second protruding parts 232 of the carrier side parts 23, that is, the first limiting parts 83 and the second limiting parts 85 cooperate with the second protruding parts 232 and the second protruding parts 232 to enable the carrier 2 to be mounted on the base 8 and limit the carrier 2 to move downwards to be separated from the base 8; the width of the two sides of the carrier mounting part 423 is slightly larger than the distance between the two carrier sides 23 of the carrier 2, but smaller than the maximum distance between the two first protruding parts 231, so that the carrier 2 can rotate along the Y axis between the two first limiting parts 83 without being separated from the base 8; the height of the stop 86 is slightly higher than the second limit portion 85 to facilitate the upward rotational movement of the carrier 2 along the X-axis while limiting the range of the rotation of the carrier 2 along the X-axis.

The outer sides of the front ends of the two second limiting parts 85 protrude forwards to form a reed installing part 851 to fixedly connect with the base installing part 413 on the reed 4, the shape of the reed installing part 851 is basically consistent with the shape of the base installing part 413, and a plurality of reed installing columns 852 are arranged on the reed installing part 851 to match with the base installing holes 414 on the reed 4; when the reed mounting portion 851 is coupled to the base mounting portion 413, a movable space is formed at the front ends of the first movable portion 41 and the second stopper portion 85 so that the carrier 2 rotates along the Y axis with respect to the base 8.

The height of the protrusion of the spring mounting portion 851 is substantially the same as the height of the boss 521 at the front end 52 of the driver, i.e., after the driver 5 is mounted on the driver mounting portion 84 of the base 8, the front end of the boss 521 of the driver 5 is substantially the same as the spring mounting portion 851; after the mounting post 2514 on the first end surface 221 of the carrier 2 is clamped into the mounting hole 552 on the boss 521, the first end surface 221, the front end of the boss 521 and the reed mounting post 852 keep the same plane, and the first movable space between the boss 521 and the driving member 5 and the height of the protrusion of the reed mounting part 851 are substantially the same, that is, the first movable part 41 of the reed 4 is mounted on the reed mounting part 851, the second movable part 42 of the reed 4 is mounted on the first end surface 221 of the carrier 2, and the first movable part 41 and the second movable part 42 keep the same end surface, the first movable part 41 can rotate and move along the Y axis in the second movable space, and the second movable part 42 can rotate and move along the X axis in the first movable space formed between the driving member 5 and the carrier 2.

Fig. 13 is a right side view of the base, carrier and drive member assembled in accordance with one embodiment of the present invention. As shown in fig. 13, the first protruding portion 232 of the carrier is mounted on the first stopper portion 83 of the base 8, the lower end of the reed body mounting groove 2513 is substantially identical to the lower end of the first protruding portion 232 and is located on the upper portion of the first fiber cloth 83, the opening of the reed body mounting groove 2513 faces the reed mounting post 852 on the base, the reed 4 is mounted on the reed body mounting groove 2513, the first movable portion of the reed 4 can be mounted on the reed mounting post 852 on the base 8, and the second movable portion is mounted on the mounting post 2514 of the carrier 3.

The base 8 is connected to the first movable portion 41 and movably connected to the reed side 431 through the first movable portion 41, the carrier 2 is connected to the second movable portion 42 and movably connected to the reed trunk 432 through the second movable portion 42, and the carrier 2 can rotate relative to the base 8 along two axes perpendicular to each other through the first movable portion 41 and the second movable portion 42, that is, the carrier 2 can rotate relative to the base 8 along the Y axis through the first movable portion 41 and rotate relative to the base 8 along the X axis through the second movable portion 42.

While the preferred embodiments of the present invention have been illustrated and described in detail, it should be understood that various changes and modifications of the utility model can be effected therein by those skilled in the art after reading the above teachings of the utility model. Such equivalents are intended to fall within the scope of the claims appended hereto.

Claims

1. The utility model provides a prism drive arrangement, its characterized in that, prism drive arrangement includes carrier, base, reed and circuit board, the reed will the carrier with base swing joint, the circuit board install in on the base and be equipped with bottom coil and lateral part coil, the carrier is used for installing the prism and is equipped with the detachable driving piece, the driving piece be equipped with the bottom magnetite that the bottom coil corresponds and with the lateral part magnetite that the lateral part coil corresponds.

2. The prism driving apparatus as claimed in claim 1, wherein the front end and the top recess of the carrier form a prism mounting groove for mounting the prism, and the rear end and the bottom recess of the carrier form a driving member mounting groove in which the driving member is detachably mounted.

3. The prism drive apparatus of claim 2, wherein the driving member is detachably coupled to the driving member mounting groove by at least one engaging structure.

4. The prism driving device according to claim 3, wherein the first engaging portion of the engaging structure is disposed in the driving member mounting groove, and the second engaging portion of the engaging structure is disposed on the driving member.

5. The prism driving device according to claim 4, wherein the first engaging portion is a sliding member, and the second engaging portion is a sliding groove for engaging with the sliding member.

6. The prism drive apparatus according to claim 5,

the top of the driving piece is inclined downwards towards the front end of the driving piece to form a step part, the inclined surface at the front end of the step part is a second inclined surface, and the sliding groove is formed by sinking from the second inclined surface towards the rear end of the driving piece;

7. The prism driving apparatus as claimed in claim 6, wherein the engaging structure comprises a sliding block disposed on the carrier and a sliding groove disposed on the driving member, the sliding groove extends from the inclined surface toward the rear surface of the driving member to form the second engaging portion as a sliding groove, and the sliding groove is at least one and is disposed at the front end of the driving member and/or the top of the driving member.

8. The prism driving device as claimed in claim 4, wherein the driving member has a plurality of bosses protruding toward the carrier, the bosses have mounting holes, and the driving member mounting groove has mounting posts engaged with the mounting holes, and the driving member is further fixed relative to the carrier by engaging the mounting posts with the mounting holes.

9. The prism drive apparatus according to claim 5, wherein the width of the slide groove gradually increases downward from the top of the driving member, and the slider is shaped to match the slide groove.

10. The prism driving device according to claim 2, further comprising a buffer member, wherein at least one buffer member mounting groove is provided at a rear end of the driving member and/or a rear end of the carrier, and the buffer member is mounted in the buffer member mounting groove.

11. The prism driving apparatus according to claim 5, further comprising a sensor and a sensor magnet, wherein the driving member is further provided at a bottom thereof with a sensor magnet mounting groove, the sensor magnet is mounted in the sensor magnet mounting groove, and the sensor is mounted on the circuit board and cooperates with the sensor magnet to detect the displacement of the carrier.

12. The prism driver according to claim 1, further comprising a housing and a metal plate embedded in the base, wherein the housing and the base cooperate to form a space for accommodating the carrier.