阅读说明：本技术 透镜驱动装置、照相装置及电子设备 (Lens driving device, camera device and electronic equipment ) 是由 林益民 于 2021-02-22 设计创作，主要内容包括：本发明公开了一种透镜驱动装置,包括一固定部和一可动部；其中,固定部包括底座、设置在底座上的第一线圈、以及与底座相配合的外盖；可动部包括设置在外盖内的载体、设置在外盖与载体之间的框体、沿载体外表面设置的第二线圈、设置在第二线圈外侧的磁石；在所述底座的上表面开设有凹槽结构,第一线圈设置在凹槽结构内,所述底座的内部设置有导电体,该导电体与第一线圈连接导通。本发明通过底座上设置凹槽结构,并将第一线圈放置于凹槽结构中,底座内设导电体与第一线圈导通,与以往的底座结构相比,凹槽结构可以降低整体高度,实现装置的薄型化,底座内设导电体可以提升结构强度。(The invention discloses a lens driving device, which comprises a fixed part and a movable part; the fixing part comprises a base, a first coil arranged on the base and an outer cover matched with the base; the movable part comprises a carrier arranged in the outer cover, a frame arranged between the outer cover and the carrier, a second coil arranged along the outer surface of the carrier, and a magnet arranged outside the second coil; the upper surface of the base is provided with a groove structure, the first coil is arranged in the groove structure, and an electric conductor is arranged in the base and is connected and conducted with the first coil. According to the invention, the groove structure is arranged on the base, the first coil is placed in the groove structure, and the electric conductor is arranged in the base and is conducted with the first coil.)

1. A lens driving device comprising:

a fixed part which comprises a base,

A first coil arranged on the base,

And an outer cover matched with the base;

a movable part including a carrier disposed in the outer cover,

A frame body arranged between the outer cover and the carrier,

A second coil arranged along the outer surface of the carrier,

A magnet disposed outside the second coil;

the method is characterized in that: the upper surface of the base is provided with a groove structure;

the first coil is arranged in the groove structure;

a conductor is arranged inside the base;

the conductor is connected and conducted with the first coil.

2. The lens driving device according to claim 1, wherein: the first coil is provided with an electrical connection portion, and the conductor is connected and conducted with the electrical connection portion of the first coil.

3. The lens driving device according to claim 2, wherein: the electrical connection may be located at any position of the first coil.

4. The lens driving device according to claim 3, wherein the electrical connection portion on the first coil includes at least a connection portion A and a connection portion B.

5. The lens driving device according to claim 4, wherein the connection portion A and the connection portion B are provided within an arbitrary wiring range of the first coil.

6. The lens driving device according to claim 1, wherein: the base is internally embedded with a terminal, the four corners of the base are provided with suspension wires, one end of each suspension wire is connected with the terminal in the base, and the other end of each suspension wire is connected to the movable part.

7. A photographic apparatus having the lens driving apparatus as claimed in any one of claims 1 to 6.

8. An electronic apparatus characterized by having the camera according to claim 7.

Technical Field

The present invention relates to the field of OIS motors, and more particularly, to a lens driving apparatus for an OIS motor, and a camera apparatus and an electronic apparatus having the lens driving apparatus.

Background

The conventional optical unit with an automatic focusing and anti-shake correction function comprises an OIS movable part, an OIS fixed part, an automatic focusing module … and the like, and the volume of the whole device is large after the components are assembled. The invention provides a novel lower cover base structure, and the lower cover base structure is thinned.

Disclosure of Invention

The present invention is directed to a lens driving apparatus for an OIS motor, and a camera apparatus and an electronic device having the lens driving apparatus, which solve the problems of the prior art.

The technical problem solved by the invention can be realized by adopting the following technical scheme:

a lens driving device comprising:

a fixed part which comprises a base,

A first coil arranged on the base,

And an outer cover matched with the base;

a movable part including a carrier disposed in the outer cover,

A frame body arranged between the outer cover and the carrier,

A second coil arranged along the outer surface of the carrier,

A magnet disposed outside the second coil;

the upper surface of the base is provided with a groove structure;

the first coil is arranged in the groove structure;

a conductor is arranged inside the base;

the conductor is connected and conducted with the first coil.

Further, the first coil is provided with an electrical connection portion, and the conductor is electrically connected to the electrical connection portion of the first coil.

Further, the electrical connection portion may be located at any position of the first coil.

Further, the electrical connection portion on the first coil at least includes a connection portion a and a connection portion B.

Further, the connection portion a and the connection portion B may be provided within an arbitrary wiring range of the first coil.

Furthermore, a terminal is embedded in the base, suspension wires are arranged at four corners of the base, one end of each suspension wire is connected with the terminal in the base, and the other end of each suspension wire is connected to the movable portion.

A photographic apparatus has the lens driving apparatus of the above-described structure.

An electronic device having the photographic apparatus of the above-described structure.

Compared with the prior art, the invention has the beneficial effects that:

through setting up groove structure on the base to place first coil in groove structure, establish the electric conductor in the base and switch on with first coil, compare with base structure in the past, groove structure can reduce overall height, realizes the slimming of device, establishes the electric conductor in the base and can promote structural strength.

Drawings

Fig. 1 is a schematic view of a lens driving apparatus according to the present invention.

Fig. 2 is a schematic diagram of a lens driving apparatus (not including an optical lens, a cover, and a carrier).

Fig. 3 is a schematic view of a base, a conductor, a terminal and a suspension according to the present invention.

Fig. 4 is a schematic view of an electrical conductor, terminal and suspension according to the present invention.

FIG. 5 is a schematic view of a base, a first coil, a second coil, and a magnet according to the present invention.

FIG. 6 is a schematic view of a base, a carrier, a second coil and a magnet according to the present invention.

Fig. 7 is a schematic view of the base and the lower spring plate of the present invention.

Wherein the reference numerals

10 fixed part

20 movable part

30 optical lens

11 base

111 terminal

112 suspension wire

113 groove structure

1131 Electrical connection Slot

12 first coil

121 electrical connection part

122 connecting part A

123 connecting part B

13 outer cover

21 vector

22 frame body

23 second coil

24 magnet

25 electric conductor

26 upper spring plate

27 lower spring plate

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 7, the lens driving apparatus of the present invention mainly includes a fixed portion 10 and a movable portion 20.

The fixing part 10 comprises a base 11, a first coil 12 arranged on the base 11, and an outer cover 13 matched with the base 11; the movable portion 20 includes a carrier 21 provided in the outer cover 13, a frame 22 provided between the outer cover and the carrier 21, a second coil 23 provided along an outer surface of the carrier 21, and a magnet 24 provided outside the second coil 23.

An optical lens 30 is disposed on the carrier 21 of the movable portion 20, and the optical lens 30 can move back and forth along the entering direction of the light under the driving of the movable portion 20. The optical lens 30 of the present invention is a prior art, and the present embodiment does not provide any improvement, and the structure and principle thereof are the same as those of the prior art, so that the detailed description thereof is omitted.

Example 1

In the present embodiment, four groove structures 113 are disposed on the base 11, and the groove structures 113 in the present embodiment are used for placing the first coil 12, and those skilled in the art can select the positions and the number of the groove structures 113 according to the requirement, and are not limited to the positions and the number in the drawings, and the positions and the number in the drawings are only for illustration and understanding.

In the present embodiment, the groove structure 113 includes electrical connection grooves 1131, and the electrical connection grooves 1131 may be located at any position of the groove structure 113, and those skilled in the art can select the position and number of the groove structure 113 according to the requirement, rather than being limited to the position and number in the drawings, and the position and number in the drawings are only for illustration and understanding.

In order to facilitate the matching with the electrical connection groove 1131 of the groove structure 113, a connection portion B123 is provided on the first coil 12, and it should be noted that the connection portion B123 in this embodiment is used to connect and conduct the first coil 12 and the electrical conductor 25, and a person skilled in the art may set the connection portion B123 at any position of the first coil 12 according to requirements, and is not limited to the setting position in the drawings, where the position of the connection portion B123 is merely for illustration and understanding.

The connection portion B123 includes a connection portion a122 and a connection portion B123, in the present embodiment, the connection portion a122 and the connection portion B123 are protruded inward, and the first coil 12 is electrically connected to the conductor 25 through the connection portion a122 and the connection portion B123. It should be noted that the connection portion a122 and the connection portion B123 may be disposed at any position of the first coil 12 as required by those skilled in the art, and are not limited to the disposed positions in the drawings, and the positions of the connection portions a122 and the connection portions B123 are only for illustration and understanding.

The conductor 25 is arranged inside the base 11, one end of the conductor 25 is bent upwards to extend out of the upper surface of the base 11, and is connected and conducted with the connection portion a122 or the connection portion B123 of the first coil 12 at the electrical connection groove 1131, the other end of the conductor 25 is located at the edge position of the base 11, and the other end of the conductor 25 is bent downwards to extend out of the lower surface of the base 11 and is used for connecting a power supply.

The second coil 23 is electrically connected to the first coil 12 through a connector (not shown), and the first coil 12 is electrically connected to the conductor 25 through the connection portion B123.

The second coil 23 and its connector lug are the prior art, and the present embodiment does not make any improvement, and the structure and principle thereof are the same as those in the prior art, so detailed description is omitted here.

In this embodiment, the first coils 12 are disposed on the upper surface of the base 11, the number of the first coils 12 is four, the first coils 12 are disposed on four sides of the base 11, a magnet 24 is disposed above each of the first coils 12, the inner side of the magnet 24 is a second coil 23, and the outer side and the top of the magnet 24 are a frame 22.

In this embodiment, a terminal 111 and a suspension wire 112 are further respectively disposed at four corners of the base 11, the terminal 111 is embedded in a corner of the base 11, a bottom end of the suspension wire 112 is connected to the terminal 111, a main body of the suspension wire 112 passes through the lower elastic sheet, and a top end of the suspension wire 112 is connected to the upper elastic sheet 26. The upper spring 26 in this embodiment is disposed between the upper surface of the frame 22 and the lower surface of the outer cover, and the lower spring 27 is disposed between the lower surface of the frame 22 and the first coil 12.

In this embodiment, the groove structure 113 is formed on the base 11, the first coil 12 is placed in the groove structure 113, and the conductor 25 is formed in the base 11 and is conducted with the first coil 12.

Example 2

A photographic apparatus having the lens driving apparatus as described in example 2. In the present embodiment, other structures of the camera device are the same as those of the prior art, and therefore, will not be described in detail herein.

Example 3

An electronic device having the photographic apparatus as described in embodiment 3. 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.

In the above embodiments, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for the purpose of clarity and convenience of description of the technical solutions, and thus, should not be construed as limiting the present invention.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.