CN217085422U - Lens assembly - Google Patents

Abstract

The utility model discloses a lens subassembly, the on-line screen storage device comprises a base, lower reed, the magnet group, the carrier, go up the reed, a housing, support and crystal lens, lower reed is with the bottom swing joint of base and carrier, go up the reed with the top of carrier and the interior wall connection of casing, the carrier is equipped with the coil, magnet group install on the inner wall of base or casing and with the coil cooperation, the crystal lens is installed on the casing, support mounting in the top of carrier and with the crystal lens cooperation, the drive carrier drives the support and moves and extrude the crystal lens and warp to the crystal lens when the coil circular telegram, thereby realize zooming the function. The utility model discloses a function of focusing is realized to crystal lens deformation, conceives ingeniously, and stability is high.

Description

Lens assembly

Technical Field

The utility model relates to an imaging field, concretely relates to lens subassembly.

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. However, at present, zooming is usually realized by using a carrier to drive a lens to move.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lens subassembly to a brand-new mode of zooming is provided.

In order to solve the problem, according to the utility model discloses an aspect provides a lens subassembly, the lens subassembly includes base, lower reed, magnet group, carrier, goes up reed, casing, support and crystal lens, down the reed will the base with the bottom swing joint of carrier, it will to go up the reed the top of carrier with the inner wall connection of casing, the carrier is equipped with the coil, magnet group install in the base or on the inner wall of casing and with the coil cooperation, the crystal lens install in on the casing, support mounting in the top of carrier and with the crystal lens cooperation, drive when the coil circular telegram the carrier drives the support to the crystal lens motion is extruded the crystal lens warp to realize zooming the function.

In one embodiment, the crystal lens is provided with a first buckle, the shell is provided with a second buckle, and the crystal lens is in fit connection with the shell through the first buckle and the second buckle.

In one embodiment, the edge of the bottom end of the crystal lens is provided with a first limiting protrusion, the support is provided with a limiting groove, and the first limiting protrusion is installed in the limiting groove in a matching manner when the carrier drives the support to move.

In one embodiment, the upper surface of the carrier is provided with a top protrusion, and the lower surface of the carrier is provided with a support protrusion, wherein the top protrusion and the support protrusion are in contact with the shell and the base during the movement of the carrier, so that the carrier is prevented from being damaged due to the collision between the shell and the base.

In one embodiment, the upper surface of the carrier is further provided with a bracket connecting ring, the bracket connecting ring is provided with a bracket protrusion and a second limiting protrusion, the bracket is provided with a mounting hole, the bracket protrusion is connected with the mounting hole on the bracket when the carrier moves, and the second limiting protrusion is matched with the limiting groove.

In one embodiment, the carrier top end is further provided with a spring attachment ring disposed around the bracket attachment ring, and the carrier bottom end is provided with a first attachment protrusion and a second attachment protrusion, the spring attachment ring being attached to the upper spring, and the first attachment protrusion and the second attachment protrusion being attached to the lower spring.

In one embodiment, the lens assembly further comprises a mirror group fixedly connected with the base, wherein the base is provided with a mirror group mounting convex ring, the mirror group is mounted in the mirror group mounting convex ring, and the carrier is provided with a mirror group avoiding hole, the mirror group mounting convex ring is arranged in the mirror group avoiding hole and can move relative to the carrier.

In one embodiment, the lens assembly includes two lower spring pieces, each of the lower spring pieces includes a first connection piece, a first inner ring, and a first spring wire connecting the first inner ring and the first connection piece, the first connection piece is connected with the base, and the first inner ring is connected with a first connection protrusion and a second connection protrusion at the bottom end of the carrier.

In one embodiment, the lens assembly further comprises a mounting frame, the upper spring comprises a second connecting piece, a second inner ring and a second spring wire connecting the second inner ring and the second connecting piece, the second connecting piece is arranged between the magnet group and the inner wall of the top end of the shell, the mounting frame is arranged between the upper end of the second connecting piece and the inner wall of the top end of the shell, and the second connecting piece is fixedly connected with the shell through the mounting frame.

In one embodiment, a built-in circuit is arranged inside the base, the built-in circuit comprises a first pin, a second pin and a metal circuit which are independent of each other, a first connection point and a second connection point are arranged on the metal circuit, the first pin is electrically connected with the metal circuit, the second pin is connected with the second connection point, and the first connection point and the second connection point are respectively arranged at the position of an electrifying bulge of the base.

The utility model discloses a function of focusing is realized to crystal lens deformation, conceives ingeniously, and stability is high.

Drawings

Fig. 1 is an exploded perspective view of a lens assembly according to an embodiment of the present invention.

Fig. 2 is a perspective view of an assembly formed by connecting a crystal lens and a bracket according to an embodiment of the present invention.

Fig. 3 is a perspective view of the assembled housing and crystal lens according to an embodiment of the present invention.

Fig. 4 is a perspective view of a bracket according to an embodiment of the present invention.

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

Fig. 6 is another perspective view of a carrier according to an embodiment of the present invention.

Fig. 7 is a perspective view of the lower spring plate according to the embodiment of the present invention.

Fig. 8 is a perspective view of the upper spring plate according to the embodiment of the present invention.

Fig. 9 is a perspective view of a base according to an embodiment of the present invention.

Fig. 10 is a perspective view of a circuit built in a base according to an embodiment of the present invention.

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 invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the 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 sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

Fig. 1 is an exploded perspective view of a lens assembly 100 according to an embodiment of the present invention. As shown in fig. 1, the lens assembly 100 includes a base 80, a lower spring 53, a magnet set 52, a carrier 70, an upper spring 51, a housing 40, a holder 20, and a crystal lens 10. The lower spring 53 movably connects the pedestal 80 to the bottom of the carrier 70 and the upper spring 51 connects the top of the carrier 70 to the inner wall of the housing 40. The carrier 70 is provided with a coil 71, the magnet group 52 is mounted on the inner wall of the base 80 or the shell 40 and is matched with the coil 71, the crystal lens 10 is mounted on the shell 40, the support 20 is mounted on the top of the carrier 70 and is matched with the crystal lens 10, when the coil 71 is electrified, the carrier 70 is driven to drive the support 20 to move towards the crystal lens 10 and extrude the crystal lens 10 to deform, and therefore the zooming function is achieved through deformation of the crystal lens. The utility model discloses a with crystal lens direct mount on the casing, compare with traditional scheme, left out the crystal lens carrier for the part reduces on the whole of lens subassembly, and the reliability improves.

Optionally, the lens assembly further includes a lens group, the housing 40 and the base 80 form a hollow cavity, the lens group is fixedly connected to the base, the crystal lens is located above the lens and is fixedly connected to the housing, the carrier moves in the hollow cavity along the optical axis direction, and the crystal lens is extruded by the support when the carrier moves, so that the crystal lens is deformed in different degrees, and the zoom operation of the lens is achieved.

Fig. 2 is a perspective view of a component formed by connecting a crystal lens and a bracket according to an embodiment of the present invention, and fig. 3 is a perspective view of an assembled housing and a crystal lens according to an embodiment of the present invention, as shown in fig. 2-3, in an embodiment, a crystal lens 10 is provided with a first buckle 11, a housing 40 is provided with a second buckle 41, and the crystal lens 10 is connected to the housing 40 by clamping the first buckle 11 into the second buckle 41. Optionally, the crystal lens 10 is provided with four first fasteners 11 uniformly arranged along a ring shape, the housing 40 is provided with four second fasteners 41 symmetrically arranged along the ring shape, and each first fastener 11 is fastened into one corresponding second fastener 41 to fixedly connect the crystal lens 10 with the housing 40.

With continued reference to fig. 2, in one embodiment, the edge of the bottom end of the crystal lens 10 is provided with a first limiting protrusion 12, the periphery of the support 20 is provided with a limiting groove 21, and when the carrier 70 drives the support 20 to move, the first limiting protrusion 12 of the crystal lens 10 is fittingly installed in the limiting groove 21 of the support 20.

Fig. 4 is a perspective view of the bracket 20 according to an embodiment of the present invention, fig. 5 is a perspective view of the carrier 70 according to an embodiment of the present invention, fig. 6 is another perspective view of the carrier according to an embodiment of the present invention, as shown in fig. 4-6, the middle portion of the carrier 70 is provided with a lens group avoiding hole 75 extending along the optical axis direction, the upper surface of the carrier 70 is provided with a top protrusion 71, the lower surface of the carrier 70 is provided with a supporting protrusion 72, the top protrusion 71 and the supporting protrusion 72 are in contact with the housing 40 and the base 80 during the movement of the carrier 70, so as to prevent the carrier 70 from being damaged due to the impact on the housing 40 and the base 80. Alternatively, the top protrusions 71 are disposed at four corners of the upper surface of the carrier 70, and the supporting protrusions 72 are disposed at the middle of each side of the lower surface of the carrier 70 formed around the lens group avoiding hole 75.

In one embodiment, as shown in fig. 4-5, the upper surface of the carrier 70 is further provided with a bracket coupling ring 73, the bracket coupling ring 73 is provided with a bracket protrusion 731 and a second limiting protrusion 732, correspondingly, the bracket 20 is provided with a mounting hole 22, the bracket protrusion 731 on the carrier 70 is connected with the mounting hole 22 of the bracket 20 when the carrier 70 moves, and the second limiting protrusion 732 of the carrier 70 is matched with the limiting recess 21 of the bracket 20.

In one embodiment, the upper surface of the carrier 70 is further provided with a reed coupling ring 74, the reed coupling ring 74 is connected to the upper reed 51, optionally, the reed coupling ring 74 is disposed around the bracket coupling ring 73, optionally, the bottom end of the carrier 70 is provided with a first coupling protrusion 741 and a second coupling protrusion 742, and the first coupling protrusion 741 and the second coupling protrusion 742 are respectively connected to the two lower reeds 53.

Alternatively, referring to fig. 5, winding posts 76 are provided on both sides of the carrier 70 for connecting the coil 71, the magnet group 52 is provided outside the coil 71, and the carrier 70 performs a movement in the optical axis direction by the coil 71 and the magnet group 52 when the coil 71 is energized. Optionally, one side of the carrier 70 is provided with a through-line groove 77, an electrical connection line 78 is disposed in the through-line groove 77, two ends of the electrical connection line 78 connect the two coils 72, two terminals 79 are disposed below the through-line groove 77, connection springs 534 (see fig. 7) are connected to the two terminals 79, the two connection springs 534 are respectively connected to the two coils 71, and bottom ends of the connection springs 534 are connected to the lower spring 53.

Fig. 7 is a perspective view of a lower spring according to an embodiment of the present invention, as shown in fig. 7, in an embodiment, the lens assembly 100 includes two lower springs 53, each of the lower springs 53 includes a first connecting piece 531, a first inner ring 532 and a first spring 533 connecting the first inner ring and the first connecting piece, the first connecting piece 531 is connected to the base 80, and the first inner ring 532 is connected to a first connecting protrusion 741 and a second connecting protrusion 742 at a bottom end of the carrier 70. The first inner coil 532 is simultaneously connected to the connecting spring 534, and the lower spring 53 is energized while the auxiliary carrier 70 is restored.

Fig. 8 is a perspective view of the upper spring 51 according to an embodiment of the present invention, as shown in fig. 8 and referring back to fig. 1, the lens assembly 100 further includes a mounting frame 30, the upper spring 51 includes a second connecting piece 511, a second inner ring 512 and a second spring wire 513 connecting the second inner ring and the second connecting piece, the second connecting piece 511 is disposed between the magnet set and the inner wall of the top end of the case, the mounting frame 30 is disposed between the upper end of the second connecting piece 511 and the inner wall of the top end of the case, and the second connecting piece 511 is fixedly connected to the case 40 through the mounting frame 30. The mounting bracket 30 is used to solve the problem of too large space between the upper spring 51 and the top of the housing 40 due to the design of the bracket, of course, the mounting bracket 30 may also be fixedly connected to the magnet, the second connecting piece 511 is connected to the second inner ring 512 through the second spring wire 513, and the second inner ring 512 is mounted on the spring connecting ring 74 of the carrier 70. The upper spring leaf 51 and the lower spring leaf 53 are used for resetting the carrier after longitudinal movement.

Fig. 9 is a perspective view of a base according to an embodiment of the present invention, fig. 10 is a perspective view of a base built-in circuit according to an embodiment of the present invention, as shown in fig. 9-10, in an embodiment, the base 80 is provided with the built-in circuit 82 inside, the built-in circuit 82 includes a first pin 821, a second pin 822 and a metal circuit 823 which are independent of each other, the metal circuit 823 is provided with a first connection point 824 and a second connection point 825, the first pin 821 is electrically connected with the metal circuit 823, the second pin 822 is connected with the second connection point 825, and the first connection point 824 and the second connection point 825 are respectively disposed at the position of the energizing protrusion 82 of the base 80.

Referring to fig. 9 in combination with fig. 1 and 5, in an embodiment, the lens assembly 100 further includes a lens group 60, the lens group 60 is fixedly connected to the base 80, specifically, the base 80 is provided with a lens group mounting convex ring 81, the lens group 60 is mounted in the lens group mounting convex ring 81, and the lens group mounting convex ring 81 is disposed in the lens group avoiding hole 75 of the carrier 70 and is movable relative to the carrier 70.

The preferred embodiments of the present invention have been described in detail, but it should be understood that various changes and modifications can be made by those skilled in the art after reading the above teaching of the present invention. Such equivalents are intended to fall within the scope of the claims appended hereto.

Claims (10)

1. The utility model provides a lens subassembly, its characterized in that, the lens subassembly includes base, lower reed, magnet group, carrier, goes up the reed, casing, support and crystal lens, the lower reed will the base with the bottom swing joint of carrier, it will to go up the reed the top of carrier with the inner wall of casing is connected, the carrier is equipped with the coil, magnet group install in the base or on the inner wall of casing and with the coil cooperation, the crystal lens install in on the casing, support mounting in the top of carrier and with the crystal lens cooperation, the drive when the coil circular telegram the carrier drives the support to the crystal lens motion and extrusion the crystal lens warp to realize zooming the function.

2. The lens assembly of claim 1, wherein the crystal lens is provided with a first snap and the housing is provided with a second snap, and the crystal lens and the housing are connected by the first snap and the second snap in a matching manner.

3. The lens assembly of claim 1, wherein a first limiting protrusion is disposed on a bottom edge of the crystal lens, the bracket has a limiting groove, and the first limiting protrusion fits into the limiting groove when the carrier moves the bracket.

4. The lens assembly of claim 1, wherein an upper surface of the carrier is provided with a top protrusion, and a lower surface of the carrier is provided with a support protrusion, wherein the top protrusion and the support protrusion contact the housing and the base during movement of the carrier to prevent the carrier from being damaged by striking the housing and the base.

5. The lens assembly of claim 3, wherein the carrier further comprises a bracket connection ring on the upper surface thereof, the bracket connection ring comprises a bracket protrusion and a second limiting protrusion, the bracket comprises a mounting hole, the bracket protrusion is connected with the mounting hole of the bracket when the carrier moves, and the second limiting protrusion is matched with the limiting groove.

6. The lens assembly of claim 5, wherein the carrier top end is further provided with a reed connecting ring disposed around the bracket connecting ring, the carrier bottom end is provided with a first connecting protrusion and a second connecting protrusion, the reed connecting ring is connected with the upper reed, and the first connecting protrusion and the second connecting protrusion are connected with the lower reed.

7. The lens assembly of claim 1, further comprising a mirror group fixedly connected to the base, wherein the base is provided with a mirror group mounting collar, the mirror group being mounted within the mirror group mounting collar, and wherein the carrier is provided with a mirror group avoidance hole, the mirror group mounting collar being disposed within the mirror group avoidance hole and being movable relative to the carrier.

8. The lens assembly of claim 6, wherein the lens assembly comprises two bottom springs, each of the bottom springs comprising a first connecting tab connected to the base, a first inner ring connected to the first connecting protrusion and a second connecting protrusion of the bottom end of the carrier, and a first spring connecting the first inner ring to the first connecting tab.

9. The lens assembly of claim 1, further comprising a mounting bracket, wherein the upper spring comprises a second connecting piece, a second inner ring and a second spring wire connecting the second inner ring and the second connecting piece, the second connecting piece is arranged between the magnet group and the inner wall of the top end of the shell, the mounting bracket is arranged between the upper end of the second connecting piece and the inner wall of the top end of the shell, and the second connecting piece is fixedly connected with the shell through the mounting bracket.

10. The lens assembly of claim 1, wherein the base is internally provided with a built-in circuit, the built-in circuit comprises a first pin, a second pin and a metal circuit which are independent of each other, the metal circuit is provided with a first connection point and a second connection point, the first pin is electrically connected with the metal circuit, the second pin is connected with the second connection point, and the first connection point and the second connection point are respectively arranged at a position of an energizing protrusion of the base.

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