CN211791746U

CN211791746U - Camera module and electronic equipment

Info

Publication number: CN211791746U
Application number: CN202020819884.4U
Authority: CN
Inventors: 张会真
Original assignee: Kunshan Q Technology Co Ltd
Current assignee: Kunshan Q Technology Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-10-27
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a camera module, including the camera lens, the mounting bracket, a pedestal, the sensitization chip, circuit substrate and support, be equipped with the mounting hole on the mounting bracket, the camera lens sets up in the mounting hole of mounting bracket, the base sets up in the bottom of mounting bracket, the base is equipped with the through-hole that communicates with the mounting hole, circuit substrate sets up in the bottom of base, the sensitization chip is connected with circuit substrate electricity, the sensitization chip is corresponding with the camera lens, the support matches with the mounting bracket and merges around the lateral wall at the mounting bracket, the periphery of base be equipped with support complex boss, the support mounting is on the boss. The boss is arranged at the periphery of the base, the support is bonded with the boss of the base, a glue groove does not need to be formed between the support and the mounting frame, the overall dimension of the support is reduced, the size of the camera module is reduced, the inner space of the mobile phone is saved, meanwhile, the glue using amount can be reduced, the weight of the support is reduced, and the manufacturing cost is saved. The utility model also discloses an electronic equipment.

Description

Camera module and electronic equipment

Technical Field

The utility model relates to a camera technical field especially relates to a module and electronic equipment make a video recording.

Background

The conventional camera module device shown in fig. 1 and 2 includes: the device comprises a lens 11, a mounting frame 12, a base 13, a photosensitive chip 14, a circuit substrate 15, a filter 16 and a support 17. Wherein: the photosensitive chip 14 is fixed on the circuit substrate 15 by glue, and synchronously adopts gold wires to realize electric signal connection with the circuit substrate 15; the base 13 adopts the laminating of structure glue on circuit substrate 15, laminate through structure glue between mounting bracket 12 and the base 13, adopt screw thread focusing in order to confirm optimum height between camera lens 11 and the mounting bracket 12, the top adopts glue fixed, light filter 16 adopts the laminating of glue inside base 13, and be in under camera lens 11, support 17 sets up in the periphery of mounting bracket 12 and forms gluey groove 171 with the lateral wall of mounting bracket 12, support 17 bonds through structure glue with mounting bracket 12, positive drawing is glued route 18 and need design around mounting bracket 12 round (as shown in fig. 1). The bracket 17 is mainly used for protecting the camera module in the falling process, so that the camera module cannot be damaged and has poor appearance and functionality; the base 13 is mainly used for protecting the photosensitive chip 14, internal components, gold wires and a device capable of controlling the height of the camera module, and meanwhile, the base 13 can prevent tiny particles (such as dust) from entering the interior and influencing imaging.

However, in the camera module in the prior art, the shape of the bracket 17 is generally customized by the structure of the customer (mobile phone), the shapes of the brackets 17 with different structures are different, and the dispensing spaces are also different (as shown in fig. 2), in order to ensure the bonding effect, reliability and better drawing force of the bracket 17 and the mounting frame 12, the width a of the front glue groove 171 must be greater than 0.5mm, and the depth c must be greater than 0.6 mm; due to the problems of die-casting forming and die drawing of an internal chamfer angle of the bracket 17, the width b of the end face of the bracket needs to meet 0.4mm, a gap e between the mounting frame 12 and the bracket 17 needs to be reserved for 0.1mm, namely the wall thickness d of the bracket 17 needs to be more than 0.8mm, so that the process requirement can be met, the overall dimension of the bracket 17 is larger, and an additional protection structure cannot be provided for the camera module body due to the fact that a scheme for increasing the bracket 17 cannot be designed under the condition that the internal space of a mobile phone is insufficient; in addition, the design of the camera module base 13 needs to be consistent with the structural shapes of VCM (motor) and PCB (flexible circuit board).

Moreover, the current full-screen mobile phone is more and more popular, and in order to comply with the development trend of the full-screen, the size of the camera module is required to be smaller and smaller, so that a larger space is reserved for realizing a higher screen occupation ratio for the screen, and the current camera module cannot meet the requirement of the current full-screen mobile phone.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a module and electronic equipment make a video recording to solve the great problem of the module overall dimension that makes a video recording among the prior art.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a camera module, including camera lens, mounting bracket, base, sensitization chip, circuit substrate and support, be equipped with the mounting hole on the mounting bracket, the camera lens sets up in the mounting hole of mounting bracket, the base sets up the bottom of mounting bracket, the base be equipped with the through-hole of mounting hole intercommunication, circuit substrate sets up the bottom of base, the sensitization chip with circuit substrate electricity is connected, the sensitization chip with the camera lens is corresponding, the support with the mounting bracket matches and centers on the lateral wall of mounting bracket, the periphery of base be equipped with support complex boss, the support mounting is in on the boss.

Furthermore, a groove is formed in the support and matched with the boss.

Further, the boss be by the base outer peripheral edges is outside protruding the overhanging shape boss structure who forms of stretching, the boss is protruding outside to the mounting bracket lateral surface, the recess is the breach column structure of upwards sunken formation by the lower side edge of support, the support passes through the recess straddles on the boss.

Furthermore, the cross section of the support is in a polygonal shape, and the length of at least one groove and a boss matched with the groove along the cross section direction is not less than one half of the side length of the corresponding support.

Further, the number of the grooves is one more than that of the bosses, the number of the grooves is four, and the number of the bosses is three.

Further, the distance from the outer side wall of the boss to the outside of the bracket is 0.05-0.1mm, the top surface of the boss is used for coating structural adhesive, and the width of the top surface is 0.5-0.6 mm.

Further, a gap is formed between the support and the mounting rack, and the width of the gap is 0.05-0.1 mm.

Furthermore, the camera module also comprises an optical filter, and the optical filter is arranged at the top and/or the bottom of the lens.

Furthermore, the base is provided with an installation platform matched with the optical filter at the through hole, and the periphery of the optical filter is attached to the installation platform.

The utility model also provides an electronic equipment, include as above the module of making a video recording.

The utility model has the advantages that: the camera module includes the camera lens, the mounting bracket, a pedestal, the sensitization chip, circuit substrate and support, be equipped with the mounting hole on the mounting bracket, the camera lens sets up in the mounting hole of mounting bracket, the base sets up the bottom at the mounting bracket, the base is equipped with the through-hole with the mounting hole intercommunication, circuit substrate sets up the bottom at the base, the sensitization chip is connected with circuit substrate electricity, the sensitization chip is corresponding with the camera lens, the support matches with the mounting bracket and centers on the lateral wall at the mounting bracket, the periphery of base be equipped with support complex boss, the support mounting is on the boss. The utility model discloses a be equipped with the boss in the periphery of base, the support bonds with the boss of base, can need not to set up gluey groove between support and mounting bracket, reduces the overall dimension of support to reduce the size of the module of making a video recording, with the inner space who saves the cell-phone, simultaneously, reducible glue quantity and the weight that alleviates the support save the cost of manufacture, have better advantage to the cell-phone.

Drawings

Fig. 1 is a schematic top view of a camera module in the prior art;

FIG. 2 is a schematic cross-sectional view of the camera module of FIG. 1 along the direction A-A;

fig. 3 is a schematic perspective view of the camera module of the present invention;

fig. 4 is a schematic top view of the camera module of the present invention;

fig. 5 is a schematic cross-sectional view of the camera module of fig. 4 along the direction B-B.

In the figure: the optical module comprises a lens 21, a mounting frame 22, a mounting hole 221, a base 23, a through hole 231, a boss 232, a top surface 232a, a mounting table 233, a photosensitive chip 24, a circuit substrate 25, a support 26, a groove 261, a gap 262, a via hole 263, an optical filter 27 and a structural adhesive 28.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the objectives of the present invention, the following detailed description will be made in conjunction with the accompanying drawings and preferred embodiments of the present invention for the specific implementation, structure, features and effects of the camera module and the electronic device according to the present invention as follows:

fig. 3 is the perspective structure schematic diagram of the middle camera module of the present invention, fig. 4 is the top view structure schematic diagram of the middle camera module of the present invention, and fig. 5 is the cross-sectional structure schematic diagram of the camera module along the B-B direction in fig. 4.

As shown in fig. 3 to fig. 5, the utility model provides a camera module, including lens 21, mounting bracket 22, base 23, photosensitive chip 24, circuit substrate 25 and support 26.

Wherein, be equipped with mounting hole 221 on the mounting bracket 22, mounting bracket 22 is hollow frame construction promptly, and camera lens 21 sets up in mounting bracket 22's mounting hole 221, and mounting bracket 22 is equipped with the internal thread in mounting hole 221, is equipped with the external screw thread with internal thread matched with on the lateral wall of camera lens 21, and camera lens 21 passes through threaded connection with mounting bracket 22 to in focus and confirm the optimum height, after the focus, camera lens 21 adopts glue fixed with mounting bracket 22's top. The base 23 is arranged at the bottom of the mounting frame 22 and fixed by glue, and the base 23 is provided with a through hole 231 communicated with the mounting hole 221, that is, the base 23 is a hollow frame structure. The circuit substrate 25 is arranged at the bottom of the base 23 and fixed through glue, the photosensitive chip 24 is arranged on one side, facing the lens 21, of the circuit substrate 25, the mounting hole 221 of the photosensitive chip 24 corresponds to the through hole 231, namely, the photosensitive chip 24 corresponds to the lens 21, the circuit substrate 25 is provided with a metal circuit and is connected with an external control chip through a flexible circuit board, the photosensitive chip 24 is fixed on the circuit substrate 25 through glue fitting, and the photosensitive chip 24 is in electrical signal connection with a circuit of the circuit substrate 25 through a gold thread. Support 26 is hollow frame construction, and support 26 is equipped with the via hole 263 with mounting bracket 22 complex, and support 26 matches with mounting bracket 22 and around the lateral wall of mounting bracket 22, and the periphery of base 23 is equipped with the boss 232 with support 26 complex, and support 26 adopts structural adhesive 28 to install on boss 232. The mounting frame 22, the base 23 and the bracket 26 may be made of plastic, and the bracket 26 is formed by a die-casting process.

In this embodiment, be equipped with recess 261 on support 26, recess 261 is located the bottom of support 26, and recess 261 cooperatees with boss 232, and recess 261 forms a stop gear with boss 232, and the support 26 of being convenient for is installed on boss 232, and simultaneously, prevents that support 26 from removing before 28 are not dried at the structure. The boss 232 is a cantilever boss structure formed by the outer periphery of the base 23 protruding outwards, the boss 232 protrudes out of the outer side of the mounting frame 22, the groove 261 is a notch-shaped structure formed by the lower periphery of the bracket 26 sinking upwards, and the bracket 26 straddles the boss 232 through the groove 261. The cross section of the bracket 26 is polygonal, the length of at least one groove 261 and the boss 232 matched with the groove 261 along the cross section direction is not less than one half of the side length of the corresponding bracket 26, the groove 261 is positioned in the middle of the side edge of the bracket 26, and the boss 232 is positioned in the middle of the side edge of the base 23. Preferably, the depth of the groove 261 is equal to or slightly greater than the thickness of the boss 232, so that the bottom surface of the bracket 26 is flush with the bottom surface of the boss 232 after the bracket 26 is mounted on the boss 232.

Further, the number of the grooves 261 is one more than the number of the bosses 232. In this embodiment, the number of the grooves 261 is four, the number of the bosses 232 is three, the camera module may be cylindrical or prismatic, and preferably, the camera module is prismatic, and the three bosses 232 are respectively disposed on three side surfaces of the base 23. A groove 261 is provided which is not engaged with the boss 232 to facilitate connection of the flexible circuit board with the circuit substrate 25.

In this embodiment, the top surface 232a of the boss 232 is used for coating the structural adhesive 28, the width C of the top surface 232a is 0.5-0.6mm, preferably 0.5mm, the structural adhesive 28 is coated on the top surface 232a of the boss 232, and then the bracket 26 is mounted with the boss 232 from top to bottom (arrow direction in fig. 3). The distance D of the outer side wall of the boss 232 beyond the bracket 26 is 0.05-0.1mm, preferably 0.1mm, and the width of the structural adhesive 28 is at least 0.1mm smaller than the width of the top surface 232a, so that the structural adhesive 28 is prevented from overflowing the outer side wall of the bracket 26 when the bracket 26 and the boss 232 are installed.

In this embodiment, a gap 262 is formed between the bracket 26 and the mounting bracket 22, the width of the gap 262 is 0.05-0.1mm, preferably 0.1mm, when the camera module collides, a certain buffering effect can be achieved, and meanwhile, when the bracket 26 is mounted on the boss 232, part of the structural adhesive 28 can overflow into the gap 262, so that the amount of the structural adhesive 28 overflowing from the outer side wall of the bracket 26 is reduced.

Further, the camera module further includes a filter 27, and the filter 27 is disposed on the top and/or the bottom of the lens 21, that is, the filter 27 may be disposed on the top or the bottom of the lens 21, or the filter 27 may be disposed on the top and the bottom of the lens 21 at the same time. In this embodiment, the filter 27 is disposed at the bottom of the lens 21, the mount 233 engaged with the filter 27 is disposed at the through hole 231 of the base 23, the mount 233 is located at a side of the base 23 facing the lens 21, and the periphery of the filter 27 is attached to the mount 233. Of course, the mounting table 233 is located on the side of the base 23 facing the circuit substrate 25, and in this case, the base 23 may be integrally formed with the mounting frame 22.

The utility model also provides an electronic equipment, include as the module of making a video recording. The electronic device comprises a mobile phone or a tablet computer and the like.

To sum up, the utility model discloses a periphery at base 23 is equipped with boss 232, support 26 bonds with base 23's boss 232, can need not to set up gluey groove between support 26 and mounting bracket 22, reduce support 26's overall dimension, support 26's length of side can reduce 0.6mm at least, and through the design of boss 232 and recess 261, support 26's height also can reduce in step, thereby reduce the size of the module of making a video recording, in order to save the inner space of cell-phone, and simultaneously, reducible glue quantity and the weight that alleviates the support, save the cost of manufacture, there is better advantage to the cell-phone. Moreover, the utility model changes the front glue circle (figure 1) in the prior art into the three-point glue dispensing design (figure 4), thereby saving glue consumption, process and cost and synchronously increasing the reliability of the bracket 26 and the base 23.

In this document, the terms upper, lower, left, right, front, rear and the like are used for defining the positions of the structures in the drawings and the positions of the structures relative to each other, and are only used for the clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims. It is also to be understood that the terms "first" and "second," etc., are used herein for descriptive purposes only and are not to be construed as limiting in number or order.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed in the above description with reference to the preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications within the technical scope of the present invention without departing from the technical scope of the present invention.

Claims

1. The camera shooting module is characterized by comprising a lens (21), a mounting frame (22), a base (23), a photosensitive chip (24), a circuit substrate (25) and a support (26), wherein a mounting hole (221) is formed in the mounting frame (22), the lens (21) is arranged in the mounting hole (221) of the mounting frame (22), the base (23) is arranged at the bottom of the mounting frame (22), a through hole (231) communicated with the mounting hole (221) is formed in the base (23), the circuit substrate (25) is arranged at the bottom of the base (23), the photosensitive chip (24) is electrically connected with the circuit substrate (25), the photosensitive chip (24) corresponds to the lens (21), the support (26) is matched with the mounting frame (22) and surrounds the outer side wall of the mounting frame (22), a boss (232) matched with the support (26) is arranged on the periphery of the base (23), the bracket (26) is mounted on the boss (232).

2. The camera module according to claim 1, characterized in that the bracket (26) is provided with a groove (261), and the groove (261) is matched with the boss (232).

3. The camera module according to claim 2, wherein the boss (232) is a cantilevered boss structure formed by projecting the outer periphery of the base (23) outward, the boss (232) projects out of the outer side surface of the mounting bracket (22), the groove (261) is a notch-like structure formed by upwardly recessing the lower side edge of the bracket (26), and the bracket (26) straddles the boss (232) through the groove (261).

4. The camera module according to claim 2, wherein the cross section of the bracket (26) is polygonal, and the length of at least one groove (261) and the boss (232) matched with the groove (261) along the cross section direction is not less than one half of the side length of the corresponding bracket (26).

5. The camera module according to claim 2, wherein the number of the grooves (261) is one more than the number of the bosses (232), the number of the grooves (261) is four, and the number of the bosses (232) is three.

6. The camera module according to claim 1, wherein the distance of the outer side wall of the boss (232) beyond the bracket (26) is 0.05-0.1mm, the top surface (232a) of the boss (232) is used for coating the structural adhesive (28), and the width of the top surface (232a) is 0.5-0.6 mm.

7. The camera module according to claim 1, characterized in that a gap (262) is provided between the bracket (26) and the mounting bracket (22), the width of the gap (262) being 0.05-0.1 mm.

8. The camera module according to claim 1, characterized in that it further comprises a filter (27), said filter (27) being provided on the top and/or bottom of said lens (21).

9. The camera module according to claim 8, wherein the base (23) is provided with a mounting platform (233) at the through hole (231) for matching with the filter (27), and the periphery of the filter (27) is attached to the mounting platform (233).

10. An electronic device comprising the camera module of any one of claims 1-9.