CN217385939U

CN217385939U - Mounting structure of lens module

Info

Publication number: CN217385939U
Application number: CN202221055796.7U
Authority: CN
Inventors: 王欢
Original assignee: Shandong Zhongwei Century Technology Co ltd
Current assignee: Shandong Zhongwei Century Technology Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-09-06
Anticipated expiration: 2032-04-24

Abstract

The application discloses mounting structure of camera lens module belongs to electronic monitoring equipment technical field. The mounting structure of this lens module includes: the motor comprises an upper shell, a first connecting part and a second connecting part, wherein the upper shell is provided with the first connecting part and the second connecting part which are opposite, a motor is arranged in the upper shell and is connected with the second connecting part, a positioning hole is formed in the second connecting part, a motor shaft penetrates through the positioning hole, and a fixing column is arranged on the first connecting part; the lower shell is provided with a third connecting portion and a fourth connecting portion which are opposite, a sliding groove is formed in the third connecting portion, the fixing column is arranged in the sliding groove in a sliding mode, a connecting hole is formed in the fourth connecting portion, and the motor shaft is inserted into the connecting hole. The mounting structure of the lens module reduces the use of screws, has a simple structure, and is convenient to manufacture and disassemble.

Description

Mounting structure of lens module

Technical Field

The application relates to a mounting structure of a lens module, belonging to the technical field of electronic monitoring equipment.

Background

With the increase of social mobility, social crowd structures are increasingly complex, social security and protection also become increasingly prominent problems, and monitoring is just an effective means for security and protection at present. The monitoring camera, as a semiconductor imaging device, has the advantages of high sensitivity, strong light resistance, small distortion, small size, long service life, vibration resistance and the like, and is widely applied to monitoring. The lens module of the monitoring camera generally comprises a lens and a lens holder, wherein the lens is connected with the lens holder in a threaded manner.

However, when the components are connected in a threaded connection mode, looseness is easily generated among the components, the installation efficiency is low, and the material, labor and maintenance costs are high, so that the production requirements are not met.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the application provides a lens module mounting structure, which reduces the use of screws, has a simple structure and is convenient to manufacture and disassemble.

The utility model adopts the following technical scheme:

a mounting structure of a lens module, the mounting structure comprising:

the motor comprises an upper shell, a first connecting part and a second connecting part, wherein the upper shell is provided with the first connecting part and the second connecting part which are opposite, a motor is arranged in the upper shell and is connected with the second connecting part, a positioning hole is formed in the second connecting part, a motor shaft penetrates through the positioning hole, and a fixing column is arranged on the first connecting part;

the lower shell is provided with a third connecting portion and a fourth connecting portion which are opposite, a sliding groove is formed in the third connecting portion, the fixing column is arranged in the sliding groove in a sliding mode, a connecting hole is formed in the fourth connecting portion, and the motor shaft is inserted into the connecting hole.

The lens module is simple in mounting structure, the upper shell and one side of the lower shell are fixedly connected in an inserting mode, the other side of the upper shell is in sliding fit, the number of screws used is reduced, and manufacturing and dismounting are facilitated.

Preferably, the upper shell is hemispherical, the first connecting portion and the second connecting portion are symmetrically distributed on two sides of the opening of the upper shell, and the third connecting portion and the fourth connecting portion are symmetrically distributed on two sides of the top of the lower shell, so that the upper shell is connected with the lower shell conveniently.

Preferably, the fixed column is connected to the outer side of the upper casing, a limiting part is arranged at one end, away from the upper casing, of the fixed column, and the limiting part is clamped to the outer side of the third connecting part. The fixed column is prevented from being separated from the sliding groove in the sliding process.

Preferably, one side of the fixing column is provided with two notches, the two notches are separated by a vertical plate, and the length of the vertical plate in the radial direction is the same as the radius of the fixing column. The structure reduces the processing difficulty of the upper shell, increases the convenience of injection molding processing, reduces the processing period, improves the efficiency, increases the yield and reduces the cost; the arrangement of the vertical plate ensures that the rotation process is smoother.

Preferably, the sliding groove is formed in the top end of the third connecting portion and is in a U-shaped arrangement, and a U-shaped rib is convexly arranged in the sliding groove. The U-shaped rib contacts with the side surface line surface of the fixed column in the rotating process of the upper shell, so that the friction force in the sliding process is reduced.

Preferably, the two ends of the opening of the U-shaped rib are provided with first chamfers. The fixed column can conveniently enter the sliding groove from top to bottom.

Preferably, one side of the sliding groove is provided with a first limiting rib, the other side of the sliding groove is provided with a second limiting rib, the first limiting rib is abutted against the first connecting part, and the second limiting rib is abutted against the limiting part. The upper housing is prevented from rotating left and right in the horizontal direction.

Preferably, the motor shaft sequentially penetrates through the positioning hole and the connecting hole, and the motor is in threaded connection with the second connecting portion. When the motor is replaced, only the motor needs to be dismounted, and other parts in the upper shell and the lower shell do not need to be dismounted, so that time and labor are saved.

Preferably, a gap for the rotation of the upper shell is reserved between the positioning hole and the motor shaft. Avoid producing the friction between motor shaft and the last casing, reduce the material loss.

Preferably, one side of the second connecting portion, which is far away from the positioning hole, is provided with a first stop block, one side of the fourth connecting portion is provided with a second stop block, and the first stop block is abutted to the second stop block. When the upper shell body does unlimited pitching rotation, the wiring harness in the camera head can be twisted off, and the first stop block and the second stop block are matched to prevent the upper shell body from doing excessive pitching rotation.

Preferably, reinforcing ribs are arranged on two sides of the inner part of the connecting hole. The connection stability of the connecting hole and the motor shaft is improved.

Preferably, the two sides of the connecting hole, which are close to the motor, are provided with second chamfers, and the second chamfers are connected with the reinforcing ribs. The motor shaft can be smoothly inserted into the connecting hole.

Benefits that can be produced by the present application include, but are not limited to:

the mounting structure of the lens module provided by the application is provided with the first connecting part and the third connecting part which are in sliding fit, and the second connecting part and the fourth connecting part which are fixedly inserted, so that the upper shell and the lower shell are rotatably connected, and the use of screws is reduced; the limiting piece is arranged to prevent the fixed column from being separated from the sliding chute in the sliding process; the matching arrangement of the two notches and the vertical plate reduces the processing difficulty of the upper shell, increases the convenience of injection molding processing, reduces the processing period, improves the efficiency, increases the yield and reduces the cost; the U-shaped ribs are in line-surface contact with the side surfaces of the fixed columns in the rotating process of the upper shell, so that the friction force in the sliding process is reduced; the mounting structure of the lens module avoids adopting a threaded connection mode, reduces material and labor cost, has compact structure and reasonable design, is convenient to manufacture and assemble, and is beneficial to popularization and application.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of a mounting structure of a lens module according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a lower housing according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of an upper housing according to an embodiment of the present application;

list of parts and reference numerals:

1. go up the casing, 2, lower casing, 3, first connecting portion, 4, second connecting portion, 5, third connecting portion, 6, fourth connecting portion, 7, the motor, 8, the motor shaft, 9, the locating hole, 10, the connecting hole, 11, the fixed column, 12, the spout, 13, the U-shaped muscle, 14, the locating part, 15, the breach, 16, the riser, 17, the strengthening rib, 18, first spacing muscle, 19, the spacing muscle of second, 20, first dog, 21, the second dog.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The utility model discloses a mounting structure of camera lens module has reduced the screw and has used, simple structure, is convenient for make and dismouting, follows and refers to the drawing and carries out the detailed description to the concrete structure and the mounting method of the mounting structure of the camera lens module of this application.

Referring to fig. 1 to 3, the present embodiment provides a mounting structure of a lens module, the mounting structure including: the upper shell 1 is provided with a first connecting part 3 and a second connecting part 4 which are opposite, the lower shell 2 is provided with a third connecting part 5 and a fourth connecting part 6 which are opposite, and the upper shell 1 and the lower shell 2 are convenient to connect; a motor 7 is arranged in the upper shell 1, the motor 7 is connected with the second connecting portion 4, a positioning hole 9 is formed in the second connecting portion 4, a motor shaft 8 penetrates through the positioning hole 9, a connecting hole 10 is formed in the fourth connecting portion 6, the motor shaft 8 is inserted into the connecting hole 10, the motor 7 rotates to drive the upper shell 1 to rotate in a pitching mode, and different visual angles of the camera are achieved; the third connecting portion 5 is provided with a sliding groove 12, the first connecting portion 3 is provided with a fixing column 11, and the fixing column 11 is arranged in the sliding groove 12 in a sliding mode, so that the upper shell 1 and the lower shell 2 are connected in a rotating mode. The lens module is simple in mounting structure, the upper shell 1 and the lower shell 2 are fixedly connected in an inserting mode on one side, the other side is in sliding fit, the number of screws is reduced, and manufacturing and dismounting are facilitated.

Specifically, the upper shell 1 and the lower shell 2 are respectively formed by injection molding, and the structure is simple and convenient to manufacture.

In one embodiment, the motor shaft 8 passes through the positioning hole 9 and the connecting hole 10 in sequence, and the motor 7 is screwed with the second connecting portion 4. When the motor 7 is replaced, only the motor 7 needs to be dismounted, other parts in the upper shell 1 and the lower shell 2 do not need to be dismounted, and time and labor are saved.

As an embodiment, a gap is left between the positioning hole 9 and the motor shaft 8 for the rotation of the upper housing 1. Avoid producing friction between motor shaft 8 and the upper housing 1, reduce the material loss.

In one embodiment, a first stopper 20 is disposed on a side of the second connecting portion 4 away from the positioning hole 9, a second stopper 21 is disposed on a side of the fourth connecting portion 6, and the first stopper 20 abuts against the second stopper 21; when the upper shell 1 does unlimited pitching rotation, a wire harness in the camera is twisted off, and the first stop 20 and the second stop 21 are matched to prevent the upper shell 1 from excessively pitching rotation.

In one embodiment, the inner sides of the connection hole 10 are provided with ribs 17. The connection stability of the connecting hole 10 and the motor shaft 8 is improved, the structure of the lower shell 2 is simplified, the production efficiency is high, and the cost is low.

In one embodiment, the two sides of the connecting hole 10 near the motor 7 are provided with second chamfers, and the second chamfers are connected with the reinforcing ribs 17. The motor shaft 8 can be smoothly inserted into the connecting hole 10.

As an embodiment, the upper case 1 has a hemispherical shape, the first connecting portion 3 and the second connecting portion 4 are symmetrically distributed on two sides of the opening of the upper case 1, and the third connecting portion 5 and the fourth connecting portion 6 are symmetrically distributed on two sides of the top of the lower case 2, so that the upper case 1 is connected to the lower case 2.

As an embodiment, the fixing column 11 is connected to the outer side of the upper housing 1, a limiting member 14 is disposed at one end of the fixing column 11 away from the upper housing 1, and the limiting member 14 is clamped to the outer side of the third connecting portion 5. The fixed post 11 is prevented from being separated from the sliding groove 12 during the sliding process.

As an embodiment, referring to fig. 3, one side of the fixing post 11 is opened with two notches 15, the two notches 15 are separated by a vertical plate 16, and the length of the vertical plate 16 in the radial direction is the same as the radius of the fixing post 11. The structure reduces the processing difficulty of the upper shell 1, increases the convenience of injection molding processing, reduces the processing period, improves the efficiency, increases the yield and reduces the cost; the arrangement of the standing plate 16 ensures that the rotation process is smoother.

Preferably, the fixed column 11 is vertically connected to the outer side of the upper housing 1, so that the friction loss between the side surface of the fixed column 11 and the U-shaped rib 13 is reduced, the limiting member 14 is parallel to the third connecting portion 5, and the collision loss between the limiting member 14 and the third connecting portion 5 is reduced.

As an embodiment, referring to fig. 2, the sliding groove 12 is opened at the top end of the third connecting portion 5 and is U-shaped, and a U-shaped rib 13 is protrudingly provided in the sliding groove 12. The U-shaped rib 13 is in line-surface contact with the side surface of the fixed column 11 in the rotating process of the upper shell 1, and the friction force in the sliding process is reduced.

In one embodiment, the two open ends of the U-shaped rib 13 are provided with first chamfers. The fixing column 11 can conveniently enter the sliding groove from top to bottom.

In one embodiment, the sliding groove 12 is provided with a first limiting rib 18 on one side and a second limiting rib 19 on the other side, the first limiting rib 18 abuts against the first connecting portion 3, and the second limiting rib 19 abuts against the limiting member 14, so that the upper housing 1 is prevented from rotating left and right in the horizontal direction.

As an installation method of the installation structure of the lens module, fix the electrical machinery 7 in the upper housing 1 at first, and make it and second joint part 4 threaded connection, the motor shaft 8 passes the locating hole 9 at the same time, then insert the motor shaft 8 in the attachment hole 10 from inside to outside, the fixed column 11 is put into the concrete chute 12 from the top down, the side of the fixed column 11 is connected with U-shaped muscle 13, the stop piece 14 is blocked and connected on the outside of the third joint part 5.

All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A mounting structure of a lens module, characterized in that the mounting structure comprises:

2. The lens module mounting structure of claim 1, wherein the upper housing has a hemispherical shape, the first connecting portion and the second connecting portion are symmetrically disposed on two sides of the opening of the upper housing, and the third connecting portion and the fourth connecting portion are symmetrically disposed on two sides of the top of the lower housing.

3. The mounting structure of a lens module according to claim 1, wherein the fixing post is connected to an outer side of the upper housing, and a stopper is disposed at an end of the fixing post away from the upper housing, and the stopper is engaged with an outer side of the third connecting portion.

4. The mounting structure of a lens module according to claim 3, wherein two notches are formed in one side of the fixing post, the two notches are separated by a vertical plate, and the length of the vertical plate in the radial direction is the same as the radius of the fixing post.

5. The lens module mounting structure of claim 4, wherein the sliding groove is provided at a top end of the third connecting portion and has a U-shaped configuration, and a U-shaped rib is provided in the sliding groove in a protruding manner.

6. The mounting structure of a lens module according to claim 5, wherein the open ends of the U-shaped ribs are provided with first chamfers.

7. The mounting structure of a lens module according to claim 1, wherein the motor shaft passes through the positioning hole and the connecting hole in sequence, and the motor is threadedly connected to the second connecting portion.

8. The mounting structure of a lens module as claimed in claim 1, wherein a gap for rotation of the upper housing is left between the positioning hole and the motor shaft.

9. The mounting structure of a lens module according to claim 1, wherein reinforcing ribs are provided on both sides of the inside of the coupling hole.

10. The mounting structure of a lens module according to claim 9, wherein second chamfers are provided on both sides of the coupling hole adjacent to the motor, the second chamfers being coupled to the reinforcing ribs.