CN217181389U - Camera module base and combination thereof - Google Patents

Abstract

The utility model discloses a camera module base and combination thereof, camera module base is used for bearing the light filter, plastic body including one shot injection moulding, the plastic body be equipped with the light filter corresponds the light trap that sets up, camera module base still includes and locates through secondary injection moulding's mode the bolster of plastic body, the hardness of bolster is less than the hardness of plastic body. When camera module base and other spare parts contact or collide, carry out the elasticity butt through bolster and other spare parts, slowed down the dynamics of camera module base and other spare parts striking, effectively prevented camera module base and lead to the light filter broken after the striking to camera module's life can be guaranteed.

Description

Camera module base and combination thereof

Technical Field

The utility model relates to an electronic equipment field especially relates to a camera module base and combination thereof.

Background

With the progress of science and technology and the rapid development of productivity, electronic devices such as mobile phones, computers, video cameras, cameras and the like have become popular in the lives of people, and great convenience is brought to the lives of people. The camera function has become a very important function in electronic devices, and photographing, camera shooting, video call, verification, mobile payment and the like can be performed by using the camera function. Therefore, the camera module is one of the core components of the electronic device, and the driving device is one of the important components, and is used for realizing the function of automatic focusing so as to improve the quality of photographing or shooting. But can collide between each spare part in the camera module, and then exert an influence to each part, especially the encapsulation base in the camera module because install the light filter in the encapsulation base, after the encapsulation base collides with other spare parts, can make the light filter broken or make the light filter unstable, then can influence the shooting function of this camera module.

In view of the above, it is necessary to develop a camera module base and a combination thereof to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a can effectively prevent to influence camera module base and the combination of effect of making a video recording of camera module because of the striking.

The purpose of the application is realized by adopting the following technical scheme: the utility model provides a camera module base for bear the weight of the light filter, camera module base includes injection moulding's plastic body, the plastic body be equipped with the light filter corresponds the light trap that sets up, camera module base still includes to locate through secondary injection moulding's mode the bolster of plastic body, the hardness of bolster is less than the hardness of plastic body.

Preferably, the plastic body is provided with a glue inlet hole which penetrates through the plastic body from top to bottom, and the buffer piece is subjected to secondary injection molding through the glue inlet hole and is integrated with the plastic body into a whole.

Preferably, the plastic body is provided with an inner edge close to the light hole and an outer edge far away from the light hole, the glue inlet hole is located between the inner edge and the outer edge, and the buffer part comprises a buffer part at least formed at the outer edge of the plastic body.

Preferably, the glue inlet hole is provided with an injection part which is positioned above the glue inlet hole and used for injecting the buffer part during secondary injection molding, and the buffer part comprises a combination part formed below the plastic body.

Preferably, the glue inlet hole is provided with a communicating part positioned below the injection part, and the injection part is larger than the communicating part.

Preferably, the injection part is in a circular truncated cone-shaped structure, the communication part is in a cylindrical structure, and the minimum diameter of the injection part is larger than that of the communication part.

Preferably, the glue inlet hole is closer to the outer edge than the inner edge.

Preferably, the plastic body comprises at least one pair of fixing holes penetrating through the plastic body from top to bottom, the fixing holes are formed in two sides of the glue inlet hole, and the area, close to the upper portion of the plastic body, of each fixing hole is larger than the area, close to the lower portion of the plastic body, of each fixing hole.

Preferably, the plastic body is further provided with an opening portion recessed inwards from the outer edge of the plastic body and a slot recessed upwards from the lower portion of the plastic body, the glue inlet hole, the opening portion and the fixing hole are communicated with each other through the slot, the buffer portion is accommodated in the opening portion, and the combining portion is accommodated in the slot.

Preferably, the opening part is provided with a dovetail groove which is further concavely arranged towards the inner edge, and the combining part is also provided with a protruding dovetail block which is accommodated in the dovetail groove.

Preferably, the upper surface and the lower surface of the buffering part protrude from the upper surface and the lower surface of the plastic body respectively, the buffering part further comprises fixing parts accommodated in the glue inlet hole and the fixing hole respectively, and the upper surface and the lower surface of the fixing parts are flush with the upper surface and the lower surface of the plastic body respectively.

Preferably, the buffer member is provided with a glue inlet portion at the injection portion, and the glue inlet portion is provided with a groove concavely formed from the upper surface and an annular portion surrounding the groove.

Preferably, the outer side edge of the buffer part protrudes outwards from the outer edge of the plastic body.

Preferably, the buffer member is a thermoplastic elastomer, and the plastic body is made of liquid crystal polymer or special nylon material.

Additionally, the utility model discloses still relate to a camera module base combination, including foretell camera module base and light filter, the light filter is located light trap on the camera module base.

Compared with the prior art, the beneficial effects of this application include at least: the camera module base in this application is equipped with the bolster of locating the plastic body through secondary injection moulding's mode, the hardness of bolster is less than the hardness of plastic body, when camera module base and other spare parts contact or collide, carry out the elasticity butt through bolster and other spare parts, the dynamics of camera module base and other spare parts striking has been slowed down, camera module base has effectively been prevented and has leaded to the light filter broken after the striking, thereby the life of camera module can be guaranteed.

Drawings

The present application is further described below with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of a camera module base according to the present application;

FIG. 2 is a schematic perspective view of FIG. 1 at another angle;

FIG. 3 is an exploded perspective view of FIG. 1;

FIG. 4 is an exploded perspective view of FIG. 2;

FIG. 5 is a top view of FIG. 1;

FIG. 6 is a bottom view of FIG. 1;

FIG. 7 is an exploded perspective view of FIG. 6;

FIG. 8 is an enlarged view of the encircled portion of FIG. 7;

FIG. 9 is an exploded perspective view of FIG. 6;

FIG. 10 is an enlarged view of the encircled portion of FIG. 9;

FIG. 11 is a cross-sectional view taken along the dashed line A-A in FIG. 5;

FIG. 12 is an enlarged view of the encircled portion of FIG. 11;

FIG. 13 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 14 is an enlarged view of the encircled portion of FIG. 13;

FIG. 15 is a cross-sectional view taken along the dashed line C-C in FIG. 5;

fig. 16 is an enlarged view of the circled portion in fig. 15.

Detailed Description

The present application is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the present application, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment without conflict.

The words expressing positions and directions, such as "upper" and "lower", described in the present application are illustrated by the accompanying drawings, but may be changed as required and included within the scope of the present application, and the drawings are only used for illustrating the relative positions.

The application provides a camera module base and combination thereof, camera module include camera module base 100 usually, locate camera module base 100's light filter 101, be located carrier (not shown in the figure) and the lid of camera module base top are established camera module base 100, light filter 101 and the casing of carrier (not shown in the figure), be equipped with a plurality of lenses (not shown in the figure) in the carrier. Furthermore, the camera module with the driving mechanism may further include a voice coil motor (not shown), and the carrier with the lens is mounted in the voice coil motor, and the voice coil motor may provide an optical focusing or anti-shake effect for the camera module during shooting, so as to better provide an imaging effect. The camera module base 100 generally further accommodates an image sensor (not shown) for optical imaging, and the optical filter 101 can appropriately filter light passing through the lens (filter unwanted stray light such as infrared light) to improve the imaging quality and effect. Of course, the camera module base 100 of the present invention can be applied to Sensor-Shift or a camera module for moving an image Sensor, and the working principle thereof can refer to the published patents CN108780207A or CN113259571A, and in this application, the camera module base 100 will move along with the image Sensor. Please refer to fig. 1 to 16, which illustrate a camera module base 100 and a combination thereof. For the convenience of description of the present application, the plane shown in fig. 5 is defined as upper, and the plane shown in fig. 6 is defined as lower. Camera module the camera module base 100 is used to carry an optical filter 101. Camera module base 100 is the framework shape, and it includes one shot injection moulding's plastic body 1 and locates through secondary injection moulding's mode plastic body 1's bolster 2, the hardness of bolster 2 is less than plastic body 1's hardness. The plastic body 1 is made of LIQUID CRYSTAL POLYMER (LCP) or nylon, but other materials may be used in the present application, and only the properties of the plastic body 1 are consistent with the present application. The buffer member 2 is a Thermoplastic Elastomer (TPE), which is an environment-friendly low-carbon composite material with rubber characteristics and plastic processing characteristics. The rubber properties refer to high elasticity, compression set, and the like. The processing characteristic of the plastic is simple process. Materials such as TPR, TPU, TPV, TPEE, TPO, TPE, and the like are within the scope of thermoplastic elastomeric materials. The buffer member 2 has elasticity and has a buffering function when being impacted.

Referring to fig. 1 to 8, the plastic body 1 is provided with a light hole 102 corresponding to the filter 101, a glue inlet hole 11 penetrating up and down, and at least a pair of fixing holes 12 penetrating up and down. The buffer piece 2 is formed into a whole by performing secondary injection molding through the glue inlet hole 11 and the plastic body 1. The plastic body 1 is provided with an inner edge 13 close to the light hole 102 and an outer edge 14 far away from the light hole 102, the glue inlet hole 11 is located between the inner edge 13 and the outer edge 14, and the glue inlet hole 11 is located closer to the outer edge 14 than the inner edge 13. The filter 101 is disposed on the inner edge 13. The fixing holes 12 are disposed on two sides of the glue inlet hole 11, and two fixing holes 12 are located closer to the outer edge 14 than the inner edge 13. The area of the fixing hole 12 close to the upper part of the plastic body 1 is larger than the area close to the lower part of the plastic body 1. Of course, only one fixing hole 12 may be disposed on one side of the glue inlet hole 11, and the fixing hole 12 may also be disposed on one side closer to the inner edge 13 relative to the outer edge 14, and the number and the position of the fixing holes 12 are not limited in this application, and the number and the position of the fixing holes 12 may be designed and modified according to the specific structure of the product. The fixing hole 12 is correspondingly provided with a fixing portion 23, and the fixing portion 23 is fixedly held in the fixing hole 12 to fix the buffer member 2, so as to prevent the buffer member 2 from separating from or falling off from the plastic body 1. Referring to fig. 11, a metal member 3 is further integrally embedded in the plastic body 1, and the metal member 3 is provided with a material strip connecting portion 131 protruding out of the outer edge 14 to connect with a material strip in a manufacturing process, so that the camera module base 100 is conveniently formed continuously, and mass production efficiency is improved. In the camera module base 100 according to other embodiments, the metal piece 3 may further include a metal frame (not shown) disposed on the inner edge 13 to support the optical filter 101, and the metal frame may enhance the strength of the camera module base 100 supporting the optical filter 101. In this embodiment, the plastic body 1 is provided with four outer edges 14 in a frame shape, two buffer members 2 are provided on each outer edge 14, and the two buffer members 2 located on the same outer edge 14 are arranged at intervals. The buffer member 2 is arranged on the outer edge 14 to protect the outer edge 14 of the camera module to play a role in buffering.

Referring to fig. 7-10, the glue inlet hole 11 is provided with an injection portion 111 located above for injecting the cushion member 2 during the secondary injection molding, and a communication portion 112 located below the injection portion 111. The injection part 111 is a circular truncated cone-shaped structure, the communicating part 112 is a cylindrical structure, the minimum diameter of the injection part 111 is larger than the diameter of the communicating part 112, and the glue inlet hole 11 is used for glue inlet during secondary molding and also has the function of fixing the buffer part 2 so as to prevent the buffer part 2 from being separated from the plastic body 1. The plastic body 1 is further provided with an opening part 15 which is concavely arranged from the outer edge 14 of the plastic body and a slot 16 which is concavely arranged from the lower part of the plastic body upwards, and the glue inlet hole 11, the opening part 15 and the fixing hole 12 are communicated with each other through the slot 16 for secondary injection molding of the buffer part 2.

Referring to fig. 5 and 6, the buffering member 2 includes a buffering portion 21 formed at least on the outer edge 14 of the plastic body 1, a combining portion 22 formed below the plastic body 1, and a fixing portion 23 respectively received in the glue inlet hole 11 and the fixing hole 12. For convenience of description, the fixing portion 23 received in the glue inlet 11 is defined as a first fixing portion 231, and the fixing portion 23 received in the fixing hole 12 is defined as a second fixing portion 232.

Referring to fig. 7 to 16, the buffering portion 21 is accommodated in the opening 15, and an outer side of the buffering portion 21 protrudes outward from the outer edge 14 of the plastic body 1. The buffering portion 21 protrudes out of the outer edge 14 of the plastic body 1, and can buffer the outer side of the plastic body 1, so that the plastic body 1 is prevented from colliding with a housing of a camera module. The engaging portion 22 is received in the slot 16. The opening part 15 is provided with a dovetail groove 151 which is further concavely arranged towards the inner edge 13, the combining part 22 is further provided with a protruding dovetail block 24, the dovetail block 24 is contained in the dovetail groove 151 and can be used for fixing the buffer piece 2, meanwhile, the dovetail block 24 protrudes upwards, the upper surface of the plastic body 1 can buffer the pressure or impact force from the top of the camera module base 100, and the carrier of the camera module can be buffered to press the camera module base 100. The upper surface and the lower surface of the buffering part 21 protrude from the upper surface and the lower surface of the plastic body 1 respectively, the buffering part 21 is used for protecting the four outer edges 14 of the plastic body 1 and protecting the upper surface and the lower surface of the plastic body 1 so as to protect the camera module base 100 from being impacted by a carrier or a voice coil motor, and the collision between the camera module base 100 and a connecting piece arranged below the camera module base can be avoided, so that the buffering effect is achieved. The upper and lower surfaces of the fixing portion 23 are flush with the upper and lower surfaces of the plastic body 1, respectively.

The first fixing portion 231 includes a glue inlet portion 2311 provided in the injection portion 111 of the cushion member 2 and a connecting portion 2312 provided in the communicating portion 112. The glue inlet portion 2311 is provided with a groove 2313 recessed from the upper surface and an annular portion 2314 surrounding the groove 2313. The connection portion 2312 is connected to the coupling portion 22. Specifically, referring to fig. 12, in the present application, the shape of the fixing hole 12 is substantially the same as that of the glue inlet hole 11, the shape of the second fixing portion 232 is substantially the same as that of the first fixing portion 231, only a groove 2313 is disposed in the first fixing portion 231, the groove 2313 is disposed because of the glue inlet 11 formed after the injection molding of the injection molding machine is completed during the secondary molding, and the groove 2313 is formed here to prevent the first fixing portion 231 from protruding upward from the upper surface of the plastic body 1, so as not to affect the usability of the product, and ensure the stability of the product during the assembly. The specific shape and structure of the buffer 2 need to be set according to the structure and space of the plastic body 1. In this application, two adjacent only set up one on the bolster 2 advance gluey hole 11, two in addition set up two on the bolster 2 fixed orifices 12 and one advance gluey hole 11, and two fixed orifices 12 are located advance gluey hole 11's both sides. When the glue inlet hole 11 and the fixing hole 12 are provided at the same time, there is no specific limitation on which is selected to be the glue inlet hole 11 or/and the fixing hole 12, because the structures of the glue inlet hole 11 and the fixing hole 12 in the present application are substantially the same, and the determination is made according to the structures of the molding equipment and the camera module base 100 in the specific molding process.

The material process of the secondary injection moulding of this application advance gluey hole 11 and flow into reentrant in the fluting 16 in opening 15 and the fixed orifices 12, the solidification forms at last bolster 2. Specifically, the secondary injection molding material passes through the glue inlet hole 11, the coupling portion 22 is formed in the slot 16, the buffer portion 21 is formed in the opening portion 15, the dovetail block 24 is formed in the dovetail groove 151, and the first fixing portion 231 and the second fixing portion 232 are formed in the glue inlet hole 11 and the fixing hole 12, respectively. So that the buffering member 2 covers part of the edge of the plastic body 1, not only the strength of the camera module base 100 can be maintained, but also the camera module base 100 has good elasticity, thereby achieving a good buffering effect. Meanwhile, the outer edge 14 of the plastic body 1 and the upper and lower surfaces of the plastic body 1 are protected.

Additionally, the utility model discloses still relate to a camera module base 100 combination, including foretell camera module base 100 and light filter 101, light filter 101 is located on the camera module base 100.

To sum up, the utility model provides a camera module base 100 is equipped with the bolster 2 of locating plastic body 1 through secondary injection moulding's mode, and the hardness of bolster 2 is less than the hardness of plastic body 1. When camera module base 100 and other spare parts contact, if camera module base 100 moves the in-process along with image sensor and can collide with other spare parts between, cushion 2 carries out the elasticity butt with other spare parts, has slowed down the dynamics of camera module base 100 and other spare parts striking, has effectively prevented camera module base 100 and has leaded to light filter 101 broken after the striking to camera module's life can be guaranteed. Simultaneously, because bolster 2 to plastic body 1 outward flange 14 with plastic body 1's upper and lower surface is outstanding, can be simultaneously right six faces in the upper and lower, left and right, preceding, back of camera module base 100 carry out the omnidirectional protection, can be better more comprehensive right camera module base 100 protects.

While the present application is described in terms of various aspects, including exemplary embodiments, the principles of the invention should not be limited to the disclosed embodiments, but are also intended to cover various modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (15)

1. The utility model provides a camera module base for bear the weight of the light filter, camera module base includes injection moulding's plastic body, the plastic body be equipped with the light filter corresponds the light trap that sets up, its characterized in that: the camera module base further comprises a buffer piece arranged on the plastic body in a secondary injection molding mode, and the hardness of the buffer piece is smaller than that of the plastic body.

2. The camera module mount of claim 1, wherein: the plastic body is equipped with the gluey hole of advancing that runs through from top to bottom, the bolster passes through advance gluey hole and carry out secondary injection moulding and with the plastic body forms an organic whole.

3. The camera module mount of claim 2, wherein: the plastic body is equipped with and is close to the inward flange of light trap and keep away from the outward flange of light trap, advance gluey hole and be located the inward flange with between the outward flange, the bolster includes and forms at least the buffering portion of the outward flange of plastic body.

4. The camera module mount of claim 3, wherein: the glue inlet hole is provided with an injection part which is positioned above the glue inlet hole and used for injecting the buffer part during secondary injection molding, and the buffer part comprises a combination part formed below the plastic body.

5. The camera module mount of claim 4, wherein: the glue inlet hole is provided with a communicating part positioned below the injection part, and the injection part is larger than the communicating part.

6. The camera module mount of claim 5, wherein: the injection part is of a circular truncated cone-shaped structure, the communicating part is of a cylindrical structure, and the minimum diameter of the injection part is larger than that of the communicating part.

7. The camera module mount of claim 3, wherein: the glue inlet hole is closer to the outer edge than the inner edge.

8. The camera module mount of claim 4, wherein: the plastic body comprises at least one pair of fixing holes which penetrate through the plastic body from top to bottom, the fixing holes are formed in two sides of the glue inlet hole, and the area, close to the upper portion of the plastic body, of each fixing hole is larger than the area, close to the lower portion of the plastic body, of each fixing hole.

9. The camera module mount of claim 8, wherein: the plastic body is further provided with an opening part which is concavely arranged from the outer edge of the plastic body to the inner side and a groove which is concavely arranged from the lower part of the plastic body to the upper side, the glue inlet hole, the opening part and the fixing hole are communicated with each other through the groove, the buffering part is accommodated in the opening part, and the combining part is accommodated in the groove.

10. The camera module mount of claim 9, wherein: the opening part is provided with a dovetail groove which is further concavely arranged towards the inner edge, the combining part is also provided with a protruding dovetail block, and the dovetail block is contained in the dovetail groove.

11. The camera module mount of claim 8, wherein: the upper surface and the lower surface of the buffer part are respectively protruded out of the upper surface and the lower surface of the plastic body, the buffer part further comprises fixing parts which are respectively contained in the glue inlet hole and the fixing hole, and the upper surface and the lower surface of the fixing parts are respectively flush with the upper surface and the lower surface of the plastic body.

12. The camera module mount of claim 8, wherein: the bolster is in the injection site is equipped with into gluey portion, it is equipped with from the concave recess of establishing of upper surface and encircle in advance gluey portion of gluing.

13. The camera module mount of claim 3, wherein: the outer side edge of the buffer part protrudes outwards from the outer edge of the plastic body.

14. The camera module mount of claim 1, wherein: the buffer piece is a thermoplastic elastomer, and the plastic body is made of liquid crystal polymer or special nylon material.

15. The utility model provides a camera module base combination which characterized in that: comprising the camera module base according to any one of claims 1 to 14 and an optical filter, wherein the optical filter is arranged in the light hole of the camera module base.

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