Handheld magnifier with simple telescopic structure

Abstract

The utility model discloses a hand-held magnifier with a simple telescopic structure, which comprises a shell and the simple telescopic structure arranged in the shell, and is characterized in that the simple telescopic structure comprises a fixed seat, a shifting wheel, a sliding seat, two guide columns, a camera fixing seat and a camera; the fixed seat is L-shaped, the shifting wheel is rotatably arranged at the top of the fixed seat, the two guide columns are arranged on the fixed seat in parallel and connected with the bottom of the fixed seat, one end of the sliding seat is connected with the shifting wheel, and the other end of the sliding seat is connected with the top of the camera fixed seat. The top of the camera fixing seat is arranged on the two guide columns in a penetrating mode, and the camera is arranged at the bottom of the camera fixing seat. According to the utility model, the purpose of changing the focal length of the camera is achieved by converting the circular reciprocating motion of the shifting wheel into the linear up-and-down motion of the camera, the single-hand operation can be realized, the structure is simple, the production and assembly are convenient, the production cost is low, and the market competitiveness is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of photographic imaging equipment, in particular to a handheld magnifying glass with a simple telescopic structure. Background Art

[0002] Most existing handheld magnifiers adjust the focal length by replacing the lens, and some also change the focal length through a spiral telescopic structure. However, the telescopic structure is complex and the production and assembly process is complex, such as helical teeth, helical racks or screws, which require high processing precision and high production costs, resulting in high product costs. Utility Model Content

[0003] The main purpose of the utility model is to provide a handheld magnifier with a simple telescopic structure, which aims to change the focal length of the camera by converting the circular reciprocating motion of the toggle wheel into the linear up and down motion of the camera, thereby reducing the production cost of the handheld magnifier.

[0004] To achieve the above-mentioned purpose, the utility model proposes a handheld magnifier with a simple telescopic structure, comprising: a shell, a simple telescopic structure arranged in the shell, the simple telescopic structure comprising a fixed seat, a toggle wheel, a sliding seat, two guide columns, a camera fixed seat and a camera.

[0005] The fixing seat is L-shaped, the toggle wheel is rotatably set on the top of the fixing seat, the two guide pillars are parallelly set on the fixing seat and connected to the bottom of the fixing seat, one end of the sliding seat is connected to the toggle wheel, and the other end is connected to the top of the camera fixing seat, the top of the camera fixing seat is passed through the two guide pillars, and the camera is set at the bottom of the camera fixing seat.

[0006] When the toggle wheel is toggled, the toggle wheel drives the sliding seat to move linearly up and down, thereby driving the camera fixing seat to move linearly up and down to adjust the focal length of the camera.

[0007] A further technical solution of the present invention is that the sliding seat is T-shaped, the bottom of the sliding seat is connected to the camera fixing seat, an elliptical movable groove is horizontally provided on the top of the sliding seat, and a connecting column extending into the movable groove is provided on the toggle wheel.

[0008] A further technical solution of the present invention is that a damping gear is provided on the top of the fixing seat, a through hole is provided at the center position of the toggle wheel, an internal gear is provided in the through hole, and the gear part of the damping gear extends out of the fixing seat and engages with the internal gear.

[0009] A further technical solution of the present invention is that a PCB board is provided on the top of the two guide pillars.

[0010] A further technical solution of the present utility model is that the housing includes an upper cover and a lower cover, a through hole is provided on the upper cover, and a part of the dial wheel extends out of the through hole.

[0011] The beneficial effects of the handheld magnifying glass with a simple telescopic structure of the present utility model are as follows:

[0012] By converting the circular reciprocating motion of the dial wheel into the linear up-and-down motion of the camera, the present utility model achieves the purpose of changing the focal length of the camera. It can be operated with one hand, has a simple structure, is convenient for production and assembly, has a low production cost, and is competitive in the market. Description of the Drawings

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on the structures shown in these drawings.

[0014] Figure 1 It is an exploded structural schematic diagram of the simple telescopic structure in the handheld magnifying glass with a simple telescopic structure of the present utility model;

[0015] Figure 2 It is an overall structural schematic diagram of the simple telescopic structure;

[0016] Figure 3 It is a structural schematic diagram of the dial wheel;

[0017] Figure 4 It is a structural schematic diagram of the damping gear;

[0018] Figure 5 It is a structural schematic diagram of the fixed seat;

[0019] Figure 6 It is a structural schematic diagram of the camera fixing seat;

[0020] Figure 7 It is a structural schematic diagram of the guide post;

[0021] Figure 8 It is a structural schematic diagram of the camera;

[0022] Figure 9 It is a structural schematic diagram of the sliding seat;

[0023] Figure 10 It is an overall structural schematic diagram of the preferred embodiment of the handheld magnifying glass with a simple telescopic structure of the present utility model.

[0024] Explanation of the reference numerals in the drawings:

[0025] Fixed seat 1; Dial wheel 2; Sliding seat 3; Guide post 4; Camera fixed seat 5; Camera 6; Activity groove 7; Connecting column 8; PCB board 9; Upper cover 10; Lower cover 11; Damping gear 12.

[0026] The realization, functional features and advantages of the purpose of the present utility model will be further described with reference to the embodiments and the accompanying drawings. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0028] The present utility model provides a handheld magnifying glass with a simple telescopic structure. The present utility model is a simple mechanical structure. The technical solution adopted is mainly to convert the circular reciprocating motion of the dial wheel into the linear up-and-down motion of the camera to achieve the purpose of changing the focal length of the camera. It can be operated with one hand, has a simple structure, is convenient for production and assembly, has a low production cost, and is competitive in the market.

[0029] Please refer to Figures 1 to 10 , A preferred embodiment of the handheld magnifying glass with a simple telescopic structure of the present utility model includes: a housing, and a simple telescopic structure disposed in the housing. The simple telescopic structure includes a fixed seat 1, a dial wheel 2, a sliding seat 3, two guide posts 4, a camera fixed seat 51 and a camera 6.

[0030] The fixed seat 1 is L-shaped. The dial wheel 2 is rotatably disposed on the top of the fixed seat 1. The two guide posts 4 are parallelly disposed on the fixed seat 1 and connected to the bottom of the fixed seat 1. One end of the sliding seat 3 is connected to the dial wheel 2, and the other end is connected to the top of the camera fixed seat 51. The top of the camera fixed seat 51 penetrates through the two guide posts 4, and the camera 6 is disposed at the bottom of the camera fixed seat 51.

[0031] When the dial wheel 2 is toggled, the dial wheel 2 drives the sliding seat 3 to move linearly up and down, and further drives the camera fixed seat 51 to linearly telescopically move up and down to adjust the focal length of the camera 6.

[0032] Specifically, in this embodiment, the sliding seat 3 is T-shaped. The bottom of the sliding seat 3 is connected to the camera fixed seat 51. An oval activity groove 7 is horizontally disposed at the top of the sliding seat 3, and a connecting column 8 extending into the activity groove 7 is disposed on the dial wheel 2.

[0033] In this embodiment, the connecting column 8 is movably arranged in the moving slot 7. When the dial wheel 2 rotates, the connecting column 8 moves linearly in the moving slot 7. At the same time, the sliding seat 3 is driven to move linearly up and down reciprocally, driving the camera fixing seat 51 to move telescopically up and down, thereby adjusting the focal length of the camera 6.

[0034] Further, in this embodiment, a damping gear 12 is arranged at the top of the fixing seat 1. A through hole is provided at the central position of the dial wheel 2, and an internal gear is provided in the through hole. The gear part of the damping gear 12 extends out of the fixing seat 1 and meshes with the internal gear.

[0035] By arranging the damping gear 12 in this embodiment, a damping feeling is generated when the user turns the dial wheel 2, improving the user experience.

[0036] Further, in this embodiment, a PCB board 9 is arranged at the top of the two guide posts 4.

[0037] The housing includes an upper cover 10 and a lower cover 11. A through hole is provided on the upper cover 10, and a part of the dial wheel 2 extends out of the through hole to facilitate the user to turn the dial wheel 2.

[0038] The beneficial effects of the handheld magnifier with a simple telescopic structure of the present utility model are:

[0039] By converting the circular reciprocating motion of the dial wheel into the linear up and down motion of the camera, the present utility model achieves the purpose of changing the focal length of the camera. It can be operated with one hand, has a simple structure, is convenient for production and assembly, has a low production cost, and is competitive in the market.

[0040] The above are only the preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structural transformation made under the inventive concept of the present utility model by using the content of the specification and drawings of the present utility model, or directly / indirectly applied in other related technical fields, is included in the patent protection scope of the present utility model.

Claims

1. A hand-held magnifying glass with a simple telescopic structure, characterized in that, include: A housing, a simple telescopic structure disposed within the housing, the simple telescopic structure comprising a fixing seat, a toggle wheel, a sliding seat, two guide posts, a camera fixing seat, and a camera; The fixing base is L-shaped, the toggle wheel is rotatably arranged on the top of the fixing base, the two guide pillars are arranged parallel to the fixing base and connected to the bottom of the fixing base, one end of the sliding base is connected to the toggle wheel, and the other end is connected to the top of the camera fixing base, the top of the camera fixing base is passed through the two guide pillars, and the camera is set at the bottom of the camera fixing base; When the toggle wheel is toggled, the toggle wheel drives the sliding seat to move linearly up and down, and further drives the camera fixing seat to move linearly up and down to adjust the focal length of the camera.

2. The handheld magnifying glass with a simple telescopic structure according to claim 1, characterized in that, The sliding seat is T-shaped, the bottom of the sliding seat is connected to the camera fixing seat, the top of the sliding seat is laterally provided with an elliptical movable groove, and the toggle wheel is provided with a connecting column extending into the movable groove.

3. The handheld magnifying glass with a simple telescopic structure according to claim 1, wherein, A damping gear is provided on the top of the fixing seat, a through hole is provided at the center of the toggle wheel, an internal gear is provided in the through hole, and the gear portion of the damping gear extends out of the fixing seat and meshes with the internal gear.

4. The handheld magnifying glass with a simple telescopic structure according to claim 1, characterized in that, A PCB board is arranged on the top of the two guide pillars.

5. The handheld magnifying glass with a simple telescopic structure according to claim 1, characterized in that, The housing comprises an upper cover and a lower cover. The upper cover is provided with a through hole, and the toggle wheel partially extends out of the through hole.

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