Lens assembly fixing device

Abstract

The utility model relates to the technical field of fixing devices, in particular to a lens assembly fixing device which comprises a fixing piece and a connecting piece. The fixing piece comprises an assembling part, at least one connecting rod and at least one first positioning structure are arranged on the first surface of the assembling part, and the first positioning structure and the connecting rod are arranged in a spaced mode. The connecting piece is used for connecting the lens assembly, at least one connecting hole is formed in the connecting piece, the connecting rod is matched with the connecting hole in an inserted mode, the connecting piece is further provided with at least one second positioning structure, the second positioning structure and the connecting hole are arranged at intervals, and the first positioning structure and the second positioning structure are used for positioning the matching position of the fixing piece and the connecting piece.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of fixing devices, in particular to a lens assembly fixing device. BACKGROUND

[0002] In the related art, lens assemblies need to be applied to most devices, and most fixing structures have the defects of inaccurate positioning during assembly, low assembly efficiency and complex structure. CONTENT OF THE UTILITY MODEL

[0003] The application provides a lens assembly fixing device to solve the technical problems of inaccurate positioning during assembly, low assembly efficiency and complex structure of most fixing structures in the background art.

[0004] To solve the above technical problems, one technical scheme adopted by the application is that an embodiment of the application provides a lens assembly fixing device, which comprises a fixing member and a connecting member.

[0005] The fixing member comprises an assembly part, at least one connecting rod and at least one first positioning structure are arranged on a first surface of the assembly part, and the first positioning structure is arranged at intervals with the connecting rod; the connecting member is used for connecting a lens assembly, at least one connecting hole is arranged on the connecting member, the connecting rod and the connecting hole are inserted and matched, at least one second positioning structure is arranged on the connecting member, the second positioning structure is arranged at intervals with the connecting hole, and the first positioning structure and the second positioning structure are used for positioning the matching position of the fixing member and the connecting member.

[0006] As a specific embodiment, the fixing member further comprises a fixing part, assembly holes are arranged at intervals on the fixing part, and the fixing member is fixed to other mechanisms through the assembly holes.

[0007] As a specific embodiment, the fixing member further comprises a bearing part, the fixing part, the assembly part and the bearing part are sequentially connected or integrally arranged, and the bearing part is used for bearing the lens assembly.

[0008] As a specific embodiment, the assembly part comprises three connecting rods, the three connecting rods are distributed in a Chinese character "gan" shape, three connecting holes are arranged on the connecting member, and the connecting holes are arranged correspondingly with the connecting rods.

[0009] As a specific embodiment, a first threaded hole is further arranged on the assembly part, a second threaded hole is further arranged on the connecting member, the first threaded hole and the second threaded hole are arranged correspondingly, and the lens assembly fixing device further comprises a threaded pin, one end of the threaded pin is threadedly connected to the first threaded hole and the second threaded hole.

[0010] As a specific implementation, the lens assembly fixing device further comprises a knob, which is connected with one end of the threaded pin away from the fixing member.

[0011] As a specific implementation, a spring is further sleeved on the outer circumferential side of the threaded pin, and two ends of the spring are respectively abutted between the connecting member and the fixing member.

[0012] As a specific implementation, one of the first positioning structure and the second positioning structure is a positioning protrusion, and the other is a positioning groove.

[0013] As a specific implementation, the fixing member comprises two first positioning structures arranged at intervals, and the connecting member comprises two second positioning structures arranged at intervals.

[0014] The lens assembly fixing device provided by the embodiment of the application has the advantages that the overall structure of the lens assembly fixing device is simple, stable assembly is achieved through the arrangement of the connecting rod and the connecting hole, and the accuracy and efficiency during assembly are improved through the first positioning structure and the second positioning structure.

[0015] Additional aspects and advantages of the present application will be given in part in the following description, and will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0017] Figure 1 is a perspective structural schematic diagram of the lens assembly fixing device provided by the embodiment of the present application;

[0018] Figure 2 is Figure 1 is an exploded structural schematic diagram of the lens assembly fixing device in

[0019] Figure 3 is Figure 1 is a sectional view schematic diagram of the lens assembly fixing device in

[0020] Reference numerals are explained as follows: 100, fixing member; 110, assembling part; 111, connecting rod; 112, positioning groove; 113, first threaded hole; 120, fixing part; 121, assembling hole; 130, bearing part; 140, connecting member; 141, connecting hole; 142, positioning protrusion; 143, second threaded hole; 150, threaded pin; 160, knob; 170, spring; 180, lens assembly. DETAILED DESCRIPTION

[0021] Embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as a limitation of the present application.

[0022] In the description of the present application, it is understood that, in relation to the orientation description, for example, the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0023] In the description of the present application, the meaning of several is more than one, the meaning of multiple is more than two, greater than, less than, more than, etc. are understood as not including the number, above, below, etc. are understood as including the number. If it is described as first, second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0024] In the description of the present application, unless otherwise explicitly limited, the words of setting, installing, connecting, etc. should be broadly understood, and the skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.

[0025] In the description of the present application, the description of the reference terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the present application. In the specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0026] Please refer toFigures 1-3 As shown, this application provides a lens assembly 180 fixing device, which includes a fixing member 100 and a connecting member 140.

[0027] The fastener 100 includes an assembly portion 110. The first surface of the assembly portion 110 is provided with at least one connecting rod 111 and at least one first positioning structure, which are spaced apart from the connecting rod 111. The connector 140 is used to connect the lens assembly 180. The connector 140 is provided with at least one connecting hole 141, and the connecting rod 111 is inserted into the connecting hole 141. The connector 140 is also provided with at least one second positioning structure, which is spaced apart from the connecting hole 141. The first positioning structure and the second positioning structure are used to position the fastener 100 and the connector 140 at their mating positions.

[0028] By adopting the above technical solution, the lens assembly 180 is connected by the connector 140, and then the connector 140 is assembled with the fixing member 100. The relative position between the two is confirmed by the first positioning structure and the second positioning structure. The two are then connected by the connecting rod 111 to fix the lens assembly 180 on the fixing member 100. The overall structure is simple. The lens assembly 180 is fixed on the X-axis and Y-axis by the setting of the connecting rod 111 and the connecting hole 141.

[0029] In one specific embodiment, the fastener 100 further includes a fixing part 120, on which mounting holes 121 are provided at intervals. The fastener 100 is fixed to other mechanisms through the mounting holes 121. The mounting holes 121 facilitate the fixing of the fastener 100. The fastener 100 may be a plate-like structure.

[0030] In one specific embodiment, the fastener 100 further includes a support portion 130. The fastener 120, the assembly portion 110, and the support portion 130 are sequentially connected or integrally arranged. The support portion 130 is used to support the lens assembly 180. The support portion 130 is provided so that after the fastener 100 and the connector 140 are assembled, the lens assembly 180 connected to the connector 140 is located above the support portion 130, thereby improving safety.

[0031] In one specific implementation, the assembly part 110 includes three connecting rods 111 arranged in a triangular pattern. The connector 140 has three connecting holes 141, which correspond to the connecting rods 111. By providing three connecting rods 111 and three connecting holes 141 in a triangular arrangement, the stability of the connection assembly is improved. The number of connecting rods 111 and connecting holes 141 can also be four, five, or other quantities.

[0032] As a specific embodiment, the assembling portion 110 is further provided with a first threaded hole 113, the connecting piece 140 is further provided with a second threaded hole 143, the first threaded hole 113 and the second threaded hole 143 are correspondingly arranged, the lens assembly 180 fixing device further comprises a threaded pin 150, one end of the threaded pin 150 is threadedly connected to the first threaded hole 113 and the second threaded hole 143. Through the arrangement of the threaded pin 150, the stability of the connection and assembly of the connecting piece 140 and the fixing piece 100 is further improved, and the lens assembly 180 is fixed on the Z axis through the arrangement of the threaded pin 150.

[0033] As a specific embodiment, the lens assembly 180 fixing device further comprises a knob 160, the knob 160 is connected to the end of the threaded pin 150 away from the fixing piece 100. Through the arrangement of the knob 160, the threaded pin 150 is driven to rotate by rotating the knob 160, so as to rotate the connecting piece 140 and the fixing piece 100 or disassemble the connecting piece 140 and the fixing piece 100.

[0034] As a specific embodiment, the threaded pin 150 is further sleeved with a spring 170 on the outer periphery, and the two ends of the spring 170 abut against the connecting piece 140 and the fixing piece 100 respectively. Through the arrangement of the spring 170, when the threaded pin 150 is rotated to disassemble the connecting piece 140 and the fixing piece 100 by rotating the knob 160, the spring 170 releases the pressure and pushes the fixing piece 100 and the connecting piece 140 apart.

[0035] As a specific embodiment, one of the first positioning structure and the second positioning structure is a positioning protrusion 142, and the other is a positioning recess 112. The side of the fixing piece 100 facing the connecting piece 140 can be provided with the positioning protrusion 142, the side of the connecting piece 140 facing the fixing piece 100 can be provided with the corresponding positioning recess 112, and the positioning protrusion 142 and the positioning recess 112 are embeddedly connected when the fixing piece 100 and the connecting piece 140 are connected and assembled; of course, the side of the fixing piece 100 facing the connecting piece 140 can be provided with the positioning recess 112, the side of the connecting piece 140 facing the fixing piece 100 can be provided with the corresponding positioning protrusion 142, and the positioning protrusion 142 and the positioning recess 112 are embeddedly connected when the fixing piece 100 and the connecting piece 140 are connected and assembled.

[0036] As a specific embodiment, the fixing member 100 comprises two first positioning structures arranged at intervals, and the connecting member 140 comprises two second positioning structures arranged at intervals. Of course, the first positioning structures and the second positioning structures can also be other numbers, for example, three, four, or five, etc. Arranging multiple first positioning structures and second positioning structures can improve the stability and accuracy of the connection, and at the same time limit the relative displacement of the fixing member 100 and the connecting member 140 in the direction perpendicular to the connecting rod 111; arranging a small number of first positioning structures and second positioning structures, for example, one or two first positioning structures and second positioning structures, can improve the simplicity of the structure.

[0037] In summary, the fixing device of the lens assembly 180 provided by the embodiments of the present application has a simple overall structure, is stably assembled through the arrangement of the connecting rod 111 and the connecting hole 141, and improves the accuracy and efficiency during assembly through the first positioning structure and the second positioning structure.

[0038] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so: all equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A lens assembly fixing device, characterized by, The lens assembly fixing device comprises: A fixing member comprising an assembly portion, at least one connecting rod and at least one first positioning structure are arranged on a first surface of the assembly portion, and the first positioning structure is arranged at intervals with the connecting rod; A connecting member for connecting the lens assembly, at least one connecting hole is arranged on the connecting member, the connecting rod and the connecting hole are inserted and matched, at least one second positioning structure is arranged on the connecting member, and the second positioning structure is arranged at intervals with the connecting hole, and the first positioning structure and the second positioning structure are used for positioning the matching position of the fixing member and the connecting member.

2. The lens assembly fixing device according to claim 1, characterized in that, The fixing member further comprises a fixing portion, assembly holes are arranged at intervals on the fixing portion, and the fixing member is fixed to other mechanisms through the assembly holes.

3. The lens assembly fixing device according to claim 2, characterized in that, The fixing member further comprises a bearing portion, the fixing portion, the assembly portion and the bearing portion are sequentially connected or integrally arranged, and the bearing portion is used for bearing the lens assembly.

4. The lens assembly fixing device according to claim 1, characterized in that, The assembly portion comprises three connecting rods, the three connecting rods are distributed in a Chinese character shape, three connecting holes are arranged on the connecting member, and the connecting holes are arranged correspondingly with the connecting rods.

5. The lens assembly fixing device according to claim 1, characterized in that, First threaded holes are further arranged on the assembly portion, second threaded holes are further arranged on the connecting member, and the first threaded holes and the second threaded holes are arranged correspondingly; The lens assembly fixing device further comprises a threaded pin, one end of the threaded pin is threadedly connected to the first threaded hole and the second threaded hole.

6. The lens assembly fixing device according to claim 5, characterized in that, The lens assembly fixing device further comprises a knob, the knob is connected with the end of the threaded pin away from the fixing member.

7. The lens assembly fixing device according to claim 6, characterized in that, A spring is further sleeved on the outer circumferential side of the threaded pin, and the two ends of the spring are respectively abutted between the connecting member and the fixing member.

8. The lens assembly securing apparatus of claim 1, wherein, One of the first positioning structure and the second positioning structure is a positioning protrusion, and the other is a positioning groove.

9. The lens assembly fixing device according to claim 8, characterized in that, The fixing member comprises two first positioning structures arranged at intervals, and the connecting member comprises two second positioning structures arranged at intervals.

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