CN113608398A

CN113608398A - Ready-package camera module with heating function and camera module lens cone thereof

Info

Publication number: CN113608398A
Application number: CN202110976621.3A
Authority: CN
Inventors: 刘佳俊; 杨文冠; 刘洪海
Original assignee: Guangdong Hongjing Optoelectronics Technology Co Ltd
Current assignee: Guangdong Hongjing Optoelectronics Technology Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-05

Abstract

The invention relates to a camera, in particular to a quick-assembly camera module of a camera module with a heating function and a camera module lens barrel thereof. The application provides a ready-package of module of making a video recording with heating function makes a video recording module and make a video recording module lens cone thereof, it can reduce electric heating element to the space demand of the module of making a video recording to realize the miniaturization of camera.

Description

Ready-package camera module with heating function and camera module lens cone thereof

[ technical field ] A method for producing a semiconductor device

The invention relates to a camera, in particular to a quick-assembly camera module of a camera module with a heating function and a camera module lens barrel thereof.

[ background of the invention ]

When taking in rainy and foggy weather, the camera lens is easily attached with a layer of fog, thereby the shooting of the camera lens is influenced, for solving the problem, at present, the heater is added at the lens part, the existing camera lens with the heater structure is provided with an electric wire which is butted with a PCB (printed circuit board) through the lens opening part to realize the power-on heating, wherein the electric wire is arranged between the lens barrel and the sleeve, and the accommodating space between the lens barrel and the sleeve is only used for placing the electric wire, the residual accommodating space is not well utilized, the structure is larger for the overall lens, the required product space layout is larger, and the miniaturization of the camera is not facilitated.

[ summary of the invention ]

The invention aims to provide a quick-assembly camera shooting module with a heating function and a camera shooting module lens barrel thereof, which can reduce the space requirement of an electric heating element on the camera shooting module, thereby realizing the miniaturization of a camera.

The application is realized by the following technical scheme:

the lens barrel of the camera shooting module comprises an accommodating part for accommodating the electric conduction part of the electric heating element, and the accommodating part is arranged on the periphery of the lens barrel and extends backwards along the front end of the axis direction of the lens barrel.

The accommodating part comprises a limiting groove used for being matched with the electric heating element conductive part to realize limiting and a wire groove used for accommodating the electric heating element conductive part.

According to the lens barrel of the camera module, the front end of the lens barrel is provided with the clamping groove communicated with the limiting groove.

According to the lens barrel of the camera module, the front end of the lens barrel is provided with the placing table for placing the main body of the electric heating element, the edge of the placing table is provided with the opening communicated with the clamping groove, and the opening is used for enabling the electric conduction part of the electric heating element to penetrate out and bend to the peripheral side of the lens barrel.

The fast-assembly camera shooting module with the heating function comprises a first lens, an electric heating element, a sleeve, a pressing ring and the camera shooting module lens barrel.

The quick-assembly camera module with the heating function comprises a main body arranged on the placing table, a wire body extending backwards from the front end and hidden in the wire groove, a connecting piece for connecting the main body and the wire body, and an electrode plate exposed outside the rear end of the lens cone.

As above ready-package camera module group with heating function, the connecting piece is worn out the opening is buckled the laminating extremely the lens cone outside, the connecting piece is including the laminating kink that the screens groove set up and along the extension that the kink extended backward, the extension embedding extremely the spacing inslot in the lens cone outside.

The quick-assembly camera module with the heating function is characterized in that the sleeve is sleeved outside the lens barrel to cover the connecting piece and the line body, and a first sealing layer is arranged at the joint of the sleeve and the lens barrel.

In the above quick-assembly camera module with a heating function, the pressing ring is sleeved at the rear end of the lens barrel, a second sealing layer is arranged at the joint of the pressing ring and the lens barrel, an accommodating groove matched with the electrode plate is arranged on the pressing ring, and the accommodating groove is insulated from the electrode plate.

The fast-assembly camera module with the heating function comprises a first lens and a lens limiting cover, wherein the lens limiting cover is used for fixing the lens at the front end of the electric heating element, a connecting part is arranged on the outer side of the front end of the lens barrel, and the lens limiting cover is matched with the connecting part to be connected with the lens barrel.

Compared with the prior art, the method has the following advantages:

1. the lens barrel of the camera module comprises an accommodating part for accommodating the electric conduction part of the electric heating element, wherein the accommodating part is arranged on the periphery of the lens barrel and extends backwards along the front end of the axis direction of the lens barrel, the electric conduction wire of the conventional lens heater is exposed out of the outer side of the lens barrel, and the space position of the electric conduction wire body needs to be reserved, so that the miniaturization of a camera cannot be realized.

2. The accommodating part comprises a limiting groove and a wire groove, the limiting groove is used for being matched with the electric heating element conductive part to achieve limiting, the wire groove is used for accommodating the electric heating element conductive part, the limiting groove is arranged at the front end of the wire groove, the wire groove and the wire groove are connected, the wire groove can play a certain limiting role on the electric heating element conductive part, the end part of the electric heating element is in a relatively loose state, and the electric heating element can be better limited by the structure.

3. The sleeve is sleeved on the outer side of the lens barrel to cover the connecting piece and the line body, wherein the inner side of the sleeve is close to the outer side of the lens barrel, and compared with the case that the line body is arranged between the lens barrel and the sleeve, the sleeve can limit the line body in the wire slot, so that the phenomenon that the line body is wound due to the movement of the line body between the lens barrel and the sleeve and the abrasion of the lens barrel and the sleeve to the line body is avoided; the lens cone is in close contact with the sleeve, so that the camera module is prevented from shaking when in use, and the stability of the camera module is prevented from being influenced.

4. The lens limiting cover is in threaded connection with the lens cone, the sleeve is in threaded connection between the lens cones, the pressing ring is in threaded connection with the lens cone, the pressing ring is more convenient to disassemble and assemble, and the connection is more stable.

5. The connecting part of the sleeve and the lens cone is provided with a first sealing layer, the connecting part of the pressing ring and the lens cone is provided with a second sealing layer, the pressing ring and the lens cone can play a role in water prevention, and the short circuit of the electric heating element caused by the fact that rainwater enters the camera module when the camera module is used in rainy and foggy weather is avoided.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lens barrel according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a lens barrel according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an electric heating element according to an embodiment of the present application.

Fig. 4 is a schematic view of a combined structure of a lens barrel and an electrothermal element according to an embodiment of the present application.

Fig. 5 is a schematic view of a combined structure of the lens barrel, the electrothermal element and the sleeve according to the embodiment of the present application.

Fig. 6 is an exploded view of the lens barrel, the electrothermal element and the sleeve according to the embodiment of the present application.

Fig. 7 is a schematic structural diagram of the camera module and the pressing ring according to the embodiment.

Fig. 8 is a schematic view of a combined structure of the camera module according to the embodiment of the present application.

Fig. 9 is an exploded view of the camera module according to the embodiment of the present application.

Fig. 10 is a schematic structural diagram of a pressing ring according to an embodiment of the present application.

Fig. 11 is a schematic cross-sectional view of a camera module according to an embodiment of the present application.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

As shown in fig. 1-4, the lens barrel of the camera module according to the embodiment of the present invention includes an accommodating portion 11 for accommodating an electric conduction portion of an electric heating element, where the accommodating portion 11 is disposed on a peripheral side of the lens barrel 1 and extends backward along an axial direction of the lens barrel 1, and the accommodating portion 11 can be disposed on an inner side or an outer side of the lens barrel 1, in this embodiment, the accommodating portion 11 is disposed on the outer side of the lens barrel 1, and a conductive wire of an existing lens heater is exposed outside the lens barrel, so that a space position of the conductive wire needs to be reserved, and a camera cannot be miniaturized; the accommodating part 11 comprises a limiting groove 111 used for being matched with the electric heating element conductive part to limit and a wire groove 112 used for accommodating the electric heating element conductive part, wherein the limiting groove 111 is arranged at the front end of the wire groove 112 and is connected with the wire groove 112, the wire groove 112 can limit the electric heating element conductive part to a certain extent, and the end part of the electric heating element is in a relatively loose state, so that the electric heating element can be better limited; the front end of the lens cone 1 is provided with a clamping groove 13 communicated with the limiting groove 111, and the clamping groove 13 is used for matching the electric heating element with the clamping groove 13 to achieve a certain fixing effect when the electric heating element is matched with the electric heating element conductive part, so that the looseness can be better avoided; the front end of the lens cone 1 is provided with a placing table 12 for placing a main body of the electric heating element, the edge of the placing table 12 is provided with an opening 121 communicated with the clamping groove 13, and the opening 121 is used for enabling the electric conduction part of the electric heating element to penetrate out and bend to the peripheral side of the lens cone 1.

As shown in fig. 5-11, the fast-assembly camera module with heating function includes a first lens 2, an electrothermal element 3, a sleeve 4, a pressing ring 5, and the lens barrel of the camera module.

The electric heating element 3 comprises a main body 31 arranged on the placing table 1, a wire body 32 extending backwards from the front end and hidden in the wire groove 112, a connecting piece 33 connecting the main body 31 and the wire body 32, and an electrode plate 34 exposed outside the rear end of the lens barrel 1, the connecting piece 33 penetrates through the opening 121 and is bent and attached to the outer side of the lens barrel 1, the main body 31 and the wire body 32 are connected by the connecting piece 33 in a bending way, so that the wire body 32 is prevented from being directly connected with the main body 31, and when the wire body 32 is directly connected with the main body 31, in the using process, the joint or the corners of the two parts are easy to break due to overlarge stress, the structure can convert the connection among the main body 31, the connecting piece 33 and the line body 32 into a connection relation relatively on a plane, reduce the breakage caused by the stress, and reduce the influence of the line body 32 on the requirement of the product space layout; the connecting member 33 includes a bending portion 331 attached to the locking groove 13 and an extending portion 332 extending backward along the bending portion 331, and the electric heating element 3 is relatively fixed on the lens barrel 1 by the bending portion 331, so as to avoid the influence of the looseness of the electric heating element 3 on the use of the camera module; the extending portion 332 is inserted into the limiting groove 111 at the outer side of the lens barrel 1, and can limit the rotation of the electric heating element 3 relative to the lens barrel 1.

The first lens 2 comprises a lens 21 and a lens limiting cover 22 for fixing the lens 21 to the front end of the electric heating element 3, wherein a sealing ring 23 is arranged between the lens 21 and the lens limiting cover 22, the sealing ring 23 mainly plays a waterproof role and can play a certain buffering role, the lens 21 is prevented from being in direct contact with the lens limiting cover 22, and scratching or damage to the lens 21 is avoided; the outer side of the front end of the lens barrel 1 is provided with a connecting part 14, and the lens limiting cover 22 is matched with the connecting part 14 to be connected with the lens barrel 1, wherein the preferred scheme of the embodiment is that the lens limiting cover 22 is in threaded connection with the lens barrel 1, so that the lens limiting cover is more convenient to disassemble and assemble and is more stable in connection.

The sleeve 4 is sleeved outside the lens barrel 1 to cover the connecting piece 33 and the wire 32, wherein the inner side of the sleeve 4 is close to the outer side of the lens barrel 1, and compared with the wire arranged between the lens barrel 1 and the sleeve 4, the wire 32 can be limited in the wire groove 112, so that the wire 1 is prevented from being wound and the lens barrel 1 and the sleeve 4 are prevented from wearing the wire 32 due to the movement of the wire 32 between the lens barrel 1 and the sleeve 4; the lens cone 1 is tightly contacted with the sleeve 4, so that the camera module is prevented from shaking during use and affecting the stability of the camera module; the sleeve 4 is in threaded connection with the lens cone 1, so that the lens cone is more convenient to assemble and disassemble and is more stable to connect, and the first sealing layer 41 is arranged at the joint of the sleeve 4 and the lens cone 1, so that a waterproof effect can be achieved, and the short circuit of the electric heating element 3 caused by rainwater entering when the camera module is used in rainy and foggy weather is avoided; the front end of the sleeve 4 is provided with a flange 42, and the process focusing can be carried out through the flange 42.

The pressing ring 5 is sleeved at the rear end of the lens cone 1, and a second sealing layer 51 is arranged at the joint of the pressing ring 5 and the lens cone 1, wherein the pressing ring 5 is in threaded connection with the lens cone 1, and the second sealing layer 51 is arranged at the joint of the pressing ring 5 and the lens cone 1, so that a waterproof effect can be achieved, and the short circuit of the electric heating element 3 caused by the entering of rainwater when the camera module is used in rainy and foggy weather is avoided; the pressing ring 5 is provided with a containing groove 52 matched with the electrode plate 34, the electrode plate 34 can be an arc surface body, the containing groove 52 can be an arc surface groove, and the electrode plate 34 can be matched with the containing groove 52, so that the requirement of the electrode plate on the product space is reduced; the accommodating groove 52 is insulated from the electrode plate 34, wherein in the preferred embodiment, an insulating coating is sprayed in the accommodating groove 52 to achieve an insulating effect, and certainly, in the present embodiment, insulation can also be achieved by spraying the insulating coating in the electrode plate, disposing an insulating object between the accommodating groove 52 and the electrode plate 23, and the like.

In summary, the present application has, but is not limited to, the following beneficial effects:

the lens cone of the camera shooting module group comprises an accommodating part 11 for accommodating a conductive part of an electric heating element, wherein the accommodating part 11 is arranged on the peripheral side of the lens cone 1 and extends backwards along the axial direction of the lens cone 1, a conductive wire of the conventional lens heater is exposed out of the outer side of the lens cone, and the space position of a conductive wire body needs to be reserved, so that the miniaturization of a camera cannot be realized; the accommodating part 11 comprises a limiting groove 111 used for being matched with the electric heating element conductive part to limit and a wire groove 112 used for accommodating the electric heating element conductive part, wherein the limiting groove 111 is arranged at the front end of the wire groove 112 and is connected with the wire groove 112, the wire groove 112 can limit the electric heating element conductive part to a certain extent, and the end part of the electric heating element is in a relatively loose state, so that the electric heating element can be better limited; the sleeve 4 is sleeved outside the lens barrel 1 to cover the connecting piece 33 and the wire 32, wherein the inner side of the sleeve 4 is close to the outer side of the lens barrel 1, and compared with the wire arranged between the lens barrel 1 and the sleeve 4, the wire 32 can be limited in the wire groove 112, so that the wire 1 is prevented from being wound and the lens barrel 1 and the sleeve 4 are prevented from wearing the wire 32 due to the movement of the wire 32 between the lens barrel 1 and the sleeve 4; the lens cone 1 is tightly contacted with the sleeve 4, so that the camera module is prevented from shaking during use and affecting the stability of the camera module; the lens limiting cover 22 is in threaded connection with the lens cone 1, the sleeve 4 is in threaded connection with the lens cone 1, and the pressing ring 5 is in threaded connection with the lens cone 1, so that the lens limiting cover is more convenient to assemble and disassemble and is more stable in connection; the connecting part of the sleeve 4 and the lens cone 1 is provided with a first sealing layer 41, the connecting part of the pressing ring 5 and the lens cone 1 is provided with a second sealing layer 51, the waterproof effect can be achieved, and the short circuit of the electric heating element 3 caused by the fact that rainwater enters the camera module when the camera module is used in rainy and foggy weather is avoided.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.

Claims

1. The lens barrel of the camera shooting module is characterized by comprising an accommodating part (11) used for placing a conductive part of an electric heating element, wherein the accommodating part (11) is arranged on the periphery of the lens barrel (1) and extends backwards along the front end of the lens barrel (1) in the axis direction.

2. The lens barrel of a camera module according to claim 1, wherein the accommodating portion (11) includes a position-limiting groove (111) for cooperating with the conductive portion of the electric heating element to achieve position limitation and a wire groove (112) for accommodating the conductive portion of the electric heating element.

3. The lens barrel of a camera module according to claim 2, wherein the front end of the lens barrel (1) is provided with a locking groove (13) communicated with the limiting groove (111).

4. The lens barrel of a camera module according to claim 3, wherein the front end of the lens barrel (1) is provided with a placing table (12) for placing a main body of the electric heating element, the edge of the placing table (12) is provided with an opening (121) communicated with the blocking groove (13), and the opening (121) is used for allowing the electric conduction part of the electric heating element to penetrate out and bend to the peripheral side of the lens barrel (1).

5. Ready-package camera module with heating function, characterized in that includes first lens (2), electric heating element (3), sleeve (4), clamping ring (5) and the camera module lens cone of any one of claims 1-4.

6. The camera module of claim 5, wherein the electric heating element (3) comprises a main body (31) disposed on the placement platform (12), a wire (32) extending from a front end to a rear end and hidden in the wire groove (112), a connecting member (33) connecting the main body (31) and the wire (32), and an electrode plate (34) exposed outside a rear end of the lens barrel (1).

7. The quick-assembly camera module with a heating function according to claim 6, wherein the connecting member (33) penetrates through the opening (121) and is bent and attached to the outside of the lens barrel (1), the connecting member (33) includes a bending portion (331) attached to the locking groove (13) and an extending portion (332) extending backward along the bending portion (331), and the extending portion (332) is embedded into the limiting groove (111) on the outside of the lens barrel (1).

8. The fast-assembling camera module with heating function according to claim 6, wherein the sleeve (4) is sleeved outside the lens barrel (1) to cover the connecting member (33) and the wire (32), and a first sealing layer (41) is disposed at a joint of the sleeve (4) and the lens barrel (1).

9. The camera module of claim 6, wherein the pressing ring (5) is sleeved at the rear end of the lens barrel (1), a second sealing layer (51) is disposed at the joint of the pressing ring and the lens barrel, a receiving groove (52) engaged with the electrode plate (34) is disposed on the pressing ring (5), and the receiving groove (52) is insulated from the electrode plate (34).

10. The fast-assembly camera module with heating function according to claim 5, characterized in that the first lens (2) includes a lens (21) and a lens limiting cover (22) for fixing the lens (21) to the front end of the electric heating element (3), a connecting portion (14) is disposed outside the front end of the lens barrel (1), and the lens limiting cover (22) is connected to the lens barrel (1) by cooperating with the connecting portion (14).