Periscopic camera

Abstract

The utility model relates to the field of cameras, and discloses a periscopic camera, which comprises a bottom frame provided with a connecting surface and provided with a mounting groove matched with a prism in a concave manner from the connecting surface, the prism mounted in the mounting groove, a motor assembly mounted on the connecting surface, a lens mounted on the motor assembly, and a photosensitive assembly mounted on the connecting surface, the connecting surface comprises a light inlet area and a light outlet area, the motor assembly is located in the light inlet area, the light sensing assembly is located in the light outlet area, and an overflow structure for excessive glue to overflow is formed on the groove wall of the mounting groove. The overflow structure is formed on the groove wall of the mounting groove, so that when the prism is pasted in the mounting groove through glue, an accommodating space is provided for redundant glue extruded by the prism, and the redundant glue overflows into the overflow structure and does not overflow out of the mounting groove, so that the redundant glue does not need to be treated additionally, and the assembly operation is greatly simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to camera field especially relates to a periscopic camera. BACKGROUND

[0002] Periscopic camera module is a special camera module used in mobile phones or cameras and other devices, which realizes high optical zoom ratio in a small space through the design of folded light path. Periscopic camera module adopts the design of folded light path, and the light is refracted when entering the lens group. Through the prism and other optical elements, the light path is changed by 90 degrees, so that the shooting of a longer focal length is realized. This design makes the camera module can be placed parallel to the device surface, no longer limited by the height of the lens, providing greater flexibility for the internal design of the device.

[0003] Periscopic camera module is composed of prism, VCM motor (voice coil motor), lens assembly and photosensitive element (such as CMOS sensor). Among them, the prism is responsible for changing the direction of light path, so as to realize high zoom ratio without increasing the thickness of the device, meeting the demand of modern device thinning. The existing prism is provided with an installation groove on the prism support, which is basically consistent with the shape of the prism to adapt to the installation groove. The prism is fixed in the installation groove by using glue in a pasting way. However, in order to ensure that the glue can be attached to the prism, the prism needs to be pressed after the glue is added in the groove wall of the installation groove, which leads to the overflow of part of the glue outside the installation groove, and the overflowed glue needs to be wiped off additionally, which is troublesome. SUMMARY

[0004] In view of the above problems of the prior art, the technical problem to be solved by the utility model is to provide a periscopic camera to solve the problem of glue overflow when pasting the prism.

[0005] To solve the above technical problems, one technical scheme of the utility model is to provide a periscopic camera, which comprises a chassis having a connecting surface and a mounting groove adapted to the prism being recessed from the connecting surface, a prism mounted in the mounting groove, a motor assembly mounted on the connecting surface, a lens mounted on the motor assembly, and a photosensitive assembly mounted on the connecting surface. The connecting surface comprises a light inlet area and a light outlet area. The motor assembly is located in the light inlet area, and the photosensitive assembly is located in the light outlet area. An overflow structure for overflowing excess glue is formed on the groove wall of the mounting groove.

[0006] Further, the prism and the mounting groove are adapted to be trapezoidal to have relatively distributed narrow sides and wide sides. The wide side of the mounting groove penetrates the connecting surface, so that the mounting groove has four side edges. The overflow structure comprises first overflow grooves recessed from the four side edges respectively.

[0007] Further, the installation groove has two side waist surfaces, and the overflow structure further comprises second overflow grooves respectively recessed at middle positions of the side waist surfaces and penetrating the narrow side and the wide side of the installation groove.

[0008] Further, the overflow structure further comprises third overflow grooves recessed on two sides of the side waist surfaces close to the side edges and penetrating the narrow side and the wide side of the installation groove, and the first overflow grooves are recessed from inner walls of the third overflow grooves.

[0009] Further, the installation groove further has two opposite side wall surfaces distributed and adjacent to the two side waist surfaces, and the overflow structure further comprises fourth overflow grooves recessed at middle positions of the two side wall surfaces and penetrating the connecting surface.

[0010] Further, the overflow structure further comprises fifth overflow grooves recessed from the connecting surface and surrounding the opening of the installation groove to communicate the installation groove, the second overflow grooves, the third overflow grooves and the fourth overflow grooves all communicate the fifth overflow grooves, and a flow guide inclined surface is formed on a connecting edge of the fourth overflow grooves and the fifth overflow grooves.

[0011] Further, the motor assembly is connected with a variable aperture cover arranged on the lens.

[0012] Further, two sides of the variable aperture are both bent back to form connecting ears connected to the motor assembly.

[0013] Further, the bottom frame comprises a first part having a connecting surface and a second part integrally connected to the first part and smaller in size than the first part, the installation groove is recessed from the first part into the second part and penetrates one side of the second part away from the first part, and a glue removal groove facilitating connection and cooperation with external equipment is recessed on an outer side wall of the second part.

[0014] Further, a Mylar sheet is installed at the opening of the penetrated part of the installation groove, and the prism is attached to the Mylar sheet.

[0015] The periscopic camera has at least the following beneficial effects: the overflow structure is formed on the groove wall of the installation groove, so that when the prism is pasted in the installation groove by glue, the overflow structure provides a containing space for the excess glue squeezed by the prism, the excess glue will overflow into the overflow structure and will not overflow out of the installation groove, so that the excess glue does not need to be treated separately, and the assembly operation is greatly simplified. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the present application, constitute a part of the present application, the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application. In the drawings:

[0017] Figure 1 is a structure schematic view of the periscope camera of the utility model;

[0018] Figure 2 is another angle structure schematic view of the periscope camera of the utility model;

[0019] Figure 3 is a front view of the periscope camera of the utility model;

[0020] Figure 4 is an explosion view of the periscope camera of the utility model;

[0021] Figure 5 is a structure schematic view of the chassis of the utility model;

[0022] Figure 6 is a structure schematic view of the motor assembly and the variable aperture of the utility model after being separated.

[0023] The meaning of each sign in the drawing is as follows:

[0024] Chassis 1, connecting surface 11, light inlet area 111, light outlet area 112, mounting groove 12, side waist surface 121, side wall surface 122, side edge 123, first part 13, second part 14, glue reducing groove 141, first groove body 1411, second groove body 1412, third groove body 1413, convex ear 151, conduction circuit 152, prism 2, light inlet reflection area 21, light outlet reflection area 22, motor assembly 3, lens locking glue 31, lens 4, variable aperture 5, connecting ear 51, photosensitive assembly 6, connecting frame 61, light filter 62, photosensitive chip 63, circuit board 64, electric connector 65, steel sheet 66, Mylar sheet 7, overflow structure 8, first overflow groove 81, second overflow groove 82, third overflow groove 83, fourth overflow groove 84, fifth overflow groove 85, flow guide inclined surface 86, inclined groove 87. DETAILED DESCRIPTION

[0025] The utility model will be further explained in connection with the drawings.

[0026] Please refer to Figures 1 to 6The utility model discloses a periscope camera, including the base frame 1 with the connecting surface 11, the prism 2 installed on the base frame 1, the motor assembly 3 installed on the connecting surface 11, the lens 4 installed on the motor assembly 3, the variable aperture 5 installed on the motor assembly 3 and cover the lens 4 on and the photosensitive component 6 installed on the connecting surface 11, wherein, recessed with the installation groove 12 of the adaptation of prism 2 on the connecting surface 11, and the prism 2 is installed in the installation groove 12, and the motor assembly 3 is opposite a part of prism 2, and the photosensitive component 6 is then opposite another part of prism 2. When using, natural light or light is along a light direction first to the variable aperture 5, and the variable aperture 5 passes through the adjustment light and enters the light amount of lens 4, and then light is shot to lens 4 for focusing and capturing image, and after the light transmission through lens 4, reduces dispersion effect, improves color restoration degree, and the motor assembly 3 is used for anti-shake and focusing of lens 4 in this process, to ensure that imaging is stable, and then light is shot to prism 2, and after the light is reflected and turned by prism 2, finally is shot to the photosensitive component 6, and the photosensitive component 6 filters out infrared light and makes image color performance good, improves image quality, and converts optical image into electrical signal, to ensure that the final image is formed.

[0027] In the content defined in the embodiment, the prism 2 is trapezoidal and has a wide side and a narrow side, wherein the high direction of the prism 2 is parallel to the light direction, and the two sides of the prism 2 along the light direction are the wide side and the narrow side, respectively, and the prism 2 is embedded in the installation groove 12 from the wide side of the installation cavity. In the embodiment, the prism 2 has an incident light reflection area 21 and an outgoing light reflection area 22, and the incident light reflection area 21 and the outgoing light reflection area 22 correspond to the two waist distribution directions of the prism 2, respectively. In order to correspond to the incident light reflection area 21 and the outgoing light reflection area 22, the connecting surface 11 includes an incident light area 111 corresponding to the incident light reflection area 21 and an outgoing light area 112 corresponding to the outgoing light reflection area 22, the motor assembly 3 is located in the incident light area 111, and the photosensitive component 6 is located in the outgoing light area 112. After the light is shot to the incident light area 111 of the prism 2 from the light direction, the light is reflected to the wide side of the prism 2 in the incident light area 111 and is reflected to the outgoing light area 112 by the wide side of the prism 2, and the light is finally shot to the photosensitive component 6 along the reverse direction of the light direction.

[0028] In the embodiment, the chassis 1 comprises a first part 13 with a connecting surface 11 and a second part 14 integrally connected to the first part 13 and smaller in size than the first part 13, both the first part 13 and the second part 14 are cuboid in structure to facilitate being arranged in electronic products such as mobile phones. The final structure of the first part 13 and the second part 14 should be adapted to the internal accommodation space structure of the required electronic product and can be other shapes, not limited to the shape of the embodiment. On one of the opposite distributed sides of the first part 13, a protruding ear 151 is protrudingly arranged away from the back of the first part 13. In the interior of the first part 13, a through circuit 152 is arranged around the slot of the mounting slot 12, the through circuit 152 is electrically connected to the light sensing assembly 6 to ensure the communication of the internal circuit. The second part 14 is connected to the side of the first part 13 away from the connecting surface 11 and located at the middle position, the mounting slot 12 is recessed from the connecting surface 11 of the first part 13 into the second part 14, and the mounting slot 12 penetrates through the side of the second part 14 away from the first part 13, so that both ends of the mounting slot 12 are penetrated. One side of the prism 2 extends into the slot of the mounting slot 12 after being mounted in the mounting slot 12, in order to ensure the reflection effect of the prism 2, adjust the light and filter, a Mylar sheet 7 is mounted at the slot of the mounting slot 12 in the second part 14, the prism 2 is attached to or close to the Mylar sheet 7 after being mounted in the mounting slot 12. The use of the Mylar sheet 7 can improve the image quality after the prism 2 reflects the light by adjusting the color, transparency and reflectivity of the Mylar sheet 7. A glue reducing groove 141 is recessed on the outer wall of the second part 14 to facilitate connection with external equipment. The glue reducing groove 141 comprises a first groove body 1411 recessed on the side of the second part 14 away from the first part 13, a second groove body 1412 and a third groove body 1413 recessed on the opposite two side walls of the second part 14, the first groove body 1411 is provided with two and arranged on the opposite two sides of the side, the second groove body 1412 is provided with four and arranged in eight characters on the two side walls, and the third groove body 1413 is provided with two and arranged on the corresponding two side walls. Among them, the first groove body 1411 and the second groove body 1412 are located on different sides of the second part 14, the second groove body 1412 and the third groove body 1413 are located on the same side of the second part 14, and the glue reducing groove 14 is used for reducing glue and saving material.

[0029] In the embodiment, the mounting groove 12 is adapted to the prism 2 and also has a trapezoidal structure, so that the mounting groove 12 has a wide side and a narrow side in the same way as the prism 2. The wide side of the mounting groove 12 is close to and penetrates the connecting surface 11, the narrow side of the prism 2 corresponds to the narrow side of the mounting groove 12, and the Mylar sheet 7 is mounted on the narrow side of the mounting groove 12. The mounting groove 12 has two opposite distributed side waist surfaces 121, two opposite distributed side wall surfaces 122 adjacent to the two side surfaces, and four side edges 123 at the connection of each side waist surface 121 and each side wall surface 122. After the prism 2 is mounted in the mounting groove 12, the wide side of the prism 2 is located in the mounting groove 12 or flush with the connecting surface 11, and the two waists of the prism 2 correspondingly fit the two side waist surfaces 121. In order to avoid the overflow of glue outside the mounting groove 12 when the prism 2 is pressed during assembly, the overflow structure 8 is formed on the groove wall of the mounting groove 12 to allow the excess glue to overflow into the overflow structure 8 without overflowing out of the mounting groove 12.

[0030] In the content defined in the embodiment, the overflow structure 8 includes a first overflow groove 81 formed by recessing from each of the four side edges 123, a second overflow groove 82 recessed in the middle of each side waist surface 121, a third overflow groove 83 recessed on both sides of each side waist surface 121 close to the side edges 123, a fourth overflow groove 84 recessed in the middle of each side wall surface 122 and penetrating the connecting surface 11, and a fifth overflow groove 85 recessed from the connecting surface 11 and surrounding the wide side opening of the mounting groove 12. The second overflow groove 82 and the third overflow groove 83 on the two side waist surfaces 121 are symmetrically distributed and open inward, so that two protrusions are formed on the side waist surfaces 121, and the protruding part is used to fit and support the prism 2. The second overflow groove 82 and the third overflow groove 83 penetrate the narrow side and the wide side of the mounting groove 12, the first overflow groove 81 is recessed from the inner wall of the third overflow groove 83, so that when the prism 2 is mounted, the glue collected by the side wall surface 122 and the side waist surface 121 has more accommodation space, and the accommodation effect of the overflow structure 8 is ensured. The second overflow groove 82, the third overflow groove 83, and the fourth overflow groove 84 are communicated with the fifth overflow groove 85 to communicate with each other, so that the fifth overflow groove 85 is communicated with the mounting groove 12 inward. When the volume of the fourth overflow groove 84 is not enough to accommodate the excess glue squeezed between the side wall surface 122 and the prism 2 when the prism 2 is mounted, in order to make the excess glue flow better into the fifth overflow groove 85, a flow guide slope 86 is formed on the connecting edge of the fourth overflow groove 84 and the fifth overflow groove 85, so that the excess glue is more easily overflowed into the fifth overflow groove 85 from the flow guide slope 86. The fifth overflow groove 85 surrounds three sides of the mounting groove 12 to form a U shape, and has an inwardly inclined inclined groove 87 on the remaining one side of the mounting groove 12. The second overflow groove 82 and the third overflow groove 83 are communicated with the inclined groove 87, and the inclined groove 87 can also be part of the fifth overflow groove 85.

[0031] In the embodiment, the motor assembly 3 can be a VCM motor or a common motor. The VCM motor generally comprises a base connected to the light entry area 111 of the connecting surface 11, a bracket arranged in the base, a carrier arranged on the bracket, magnets and coils arranged on the bracket and the carrier respectively, and an outer shell arranged on the base and covering the bracket and the carrier. The bracket and the carrier are generally provided with elastic sheets, and the number and position of the magnets and the coils are set according to the required functions. The magnets are generally electrically connected to the light sensing assembly 6 to achieve anti-shake and focusing. The lens 4 is generally screwed on the carrier and a part thereof is arranged outside the outer shell away from the base 1, and the lens 4 is opposite to the light reflection area 21 of the prism 2 to enable light to be emitted thereinto. In the embodiment, a common motor is selected, and in the common motor, the carrier and other structures are not required to be arranged, and the lens 4 is connected to the motor assembly 3 by lens locking adhesive 31 (a kind of adhesive, which can be AA glue, etc.). The motor assembly 3 and the lens 4 are both prior art, and the embodiment does not improve the structure, which will not be described in detail herein.

[0032] In the embodiment, the variable aperture 5 is in a cylindrical shape and is provided with connecting ears 51 formed by bending the two sides northward. The connecting ears 51 are connected to the bracket of the motor assembly 3 by welding, pasting or the like. The variable aperture 5 generally comprises aperture blades, a driving mechanism and a control system. The driving mechanism generally comprises a motor and an electromagnetic set, and cooperates with a gear set to drive the blades to rotate in linkage to push the aperture blades to open and close synchronously to achieve the purpose of adjusting the aperture. The control system is used for detecting and feeding back the aperture blade condition. The variable aperture 5 is prior art, which will not be described in detail herein.

[0033] In the embodiment, the light sensing assembly 6 comprises a connecting frame 61 pasted on the light exit area 112 of the connecting surface 11 by using glue, a filter 62 connected to the inner side of the connecting frame 61 and opposite to the light reflection area 22 of the prism 2, a light sensing chip 63 connected to the inner side of the connecting frame 61 and located on the side of the filter 62 away from the prism 2, a circuit board 64 connected to the side of the connecting frame 61 away from the base 1 and electrically connected to the light sensing chip 63, an electric connector 65 electrically connected to the circuit board 64, and a steel sheet 66 connected to the side of the circuit board 64 away from the light sensing chip 63. The inner side of the connecting frame 61 is formed with a through mounting hole having a stepped side edge to facilitate the filter 62 to be pasted in the mounting hole by using glue. The connecting frame 61 is pasted on the base 1 by using AA glue, the light sensing chip 63 is also fixed on the circuit board 64 by using glue, the electric connector 65 is welded on the circuit board 64, and the steel sheet 66 is pasted on the circuit board 64 by using FPC steel sheet 66 conductive glue. The filter 62 filters out infrared light to make the image color perform well, the circuit board 64 provides electrical signal transmission for the light sensing chip 63, and the light sensing chip 63 is used to convert light into electrical signal. The light sensing assembly 6 is prior art, and the working principle and structural arrangement will not be described in detail herein.

[0034] The working mode of one of the embodiments of the periscope camera is as follows: first, according to the need, the variable aperture 5 is controlled to adjust the light quantity, then the light is shot to the light-reflecting area 21 of the prism 2 after the lens 4, the light enters the inside of the prism 2 and is reflected to the wide side of the prism 2 by the side waist surface 121 corresponding to one side, then the light is reflected to the light-sensing assembly 6 by the wide side, and then the light is processed and converted by the light-sensing assembly 6.

[0035] Compared with the prior art, the periscope camera of the utility model has the advantages that the multiple overflow structure 8 is arranged, the containing area is arranged at each angle and position of the mounting groove 12, the excess glue of the prism 2 has enough containing space when the prism 2 is pasted in the mounting groove 12 and cannot overflow out of the mounting groove 12, so that the excess glue does not need to be processed additionally, and the assembly operation is greatly simplified.

Claims

1. A periscope camera, characterized in that, include: The base frame has a connecting surface, which includes a light-inlet area and a light-outlet area. A mounting groove adapted to the prism is recessed from the connecting surface, and an overflow structure is formed on the groove wall to allow excess glue to overflow into it. The prism is installed in the mounting slot; The motor assembly is mounted on the light-receiving area of ​​the connection surface; The lens is mounted on the motor assembly; and The photosensitive component is mounted on the light-emitting area of ​​the connecting surface; The prism and the mounting groove are adapted to each other and are both trapezoidal to have relatively distributed narrow and wide sides. The wide side of the mounting groove passes through the connecting surface so that the mounting groove has four side edges. The overflow structure includes first overflow grooves formed by recesses from the four side edges respectively. The mounting groove has two side waist surfaces, and the overflow structure further includes a second overflow groove recessed in the middle of the side waist surface, the second overflow groove penetrating the narrow side and the wide side of the mounting groove; The overflow structure also includes a third overflow groove recessed on both sides of the side waist surface near the side edge. The third overflow groove passes through the narrow side and the wide side of the mounting groove, and the first overflow groove is formed by recessing from the inner wall of the third overflow groove. The mounting groove also has two oppositely distributed sidewalls adjacent to the two waist surfaces, and the overflow structure also includes a fourth overflow groove recessed in the middle of the two sidewalls and penetrating the connecting surface. The overflow structure also includes a fifth overflow channel formed by a recess in the connecting surface and surrounding the opening of the mounting groove to connect with the mounting groove. The second, third, and fourth overflow channels are all connected to the fifth overflow channel. A flow guiding slope is formed on the connecting edge of the fourth overflow channel and the fifth overflow channel. The mounting groove has an inwardly inclined groove on the side away from the fifth overflow channel that connects the second and third overflow channels.

2. The periscope camera as described in claim 1, characterized in that: The motor assembly is connected to a variable aperture that is mounted on the lens.

3. The periscope camera as described in claim 2, characterized in that: Both sides of the variable aperture are bent in opposite directions to form connecting ears, which are connected to the motor assembly.

4. The periscope camera as described in claim 1, characterized in that: The base frame includes a first part with a connecting surface and a second part integrally connected to the first part and smaller in size than the first part. The mounting groove is recessed from the first part into the second part and extends through the side of the second part away from the first part. A rubber-reducing groove is recessed on the outer wall of the second part to facilitate connection and cooperation with external equipment.

5. The periscope camera as described in claim 4, characterized in that: A Mylar plate is installed at the opening of the through section of the mounting groove, and the prism is attached to the Mylar plate.

Images