LED flashlight capable of adjusting and switching high beam and low beam

Abstract

The LED flashlight comprises a base and a connecting pipe, a containing space is arranged in the connecting pipe, a copper substrate is fixedly connected in the containing space, an LED light source is fixedly arranged on the copper substrate and connected in an electric control mode, a light source adjusting structure is arranged in front of the copper substrate, and the light source adjusting structure is connected with the copper substrate in an electric control mode. The lower end of the copper substrate is fixedly connected with a supporting plate. According to the LED flashlight capable of adjusting and switching the high beam and the low beam, the convex lens and the concave lens are arranged in front of the light source, the concave lens is transversely arranged in a normal state, light only irradiates the convex lens to form the low beam, the concave lens is driven by the air cylinder to overturn by 90 degrees to be overlapped with the convex lens, the light is gathered after passing through the convex lens and the concave lens, and at the moment, the light is the high beam; two groups of optical pieces are not needed, and the structure is simple while the cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mobile lighting equipment technical field, concretely is a kind of adjustable switchable far and near light's LED flashlight. BACKGROUND

[0002] In the field of daily mobile lighting, flashlight is indispensable lighting tool for people, and has gradually entered people's daily life, such as daily maintenance, sports, rock climbing, camping and other scenes, and there is the figure of flashlight, LED has the advantages of small size, light weight, long life, wavelength selection and low energy consumption, with the reduction of chip manufacturing cost, LED has been widely used in lighting field. In the design of mainstream LED zoom flashlight, imaging optical method using lens or lens group is usually used, which can effectively adjust the spot size at a certain distance.

[0003] At present, the flashlight commonly used by people has multiple bulbs, one style, which has poor effect and is easy to cause unnecessary power waste in many cases. In order to meet the needs of different environments and energy saving, there is an urgent need for a flashlight with both high beam and low beam. The common far and near light flashlight currently generally adopts the way of separate lighting of high beam and low beam, is composed of at least two optical components, uses circuit control to light different light sources for far and near light switching, needs to design switching switch, and the structure and circuit are relatively complex, the production cost is high, and the assembly difficulty is great

[0004] In order to solve the above problems, the case is born. SUMMARY

[0005] Technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a kind of adjustable switchable far and near light's LED flashlight, solve the problems raised in the above background art.

[0007] Technical scheme

[0008] To achieve the above purpose, the utility model realizes by the following technical scheme: a kind of adjustable switchable far and near light's LED flashlight, including base, connecting pipe, the connecting pipe is equipped with containing space, the containing space is fixedly connected with copper substrate, the copper substrate is fixedly provided with LED light source, the LED light source is connected by electric control, the copper substrate front is equipped with light source adjusting structure, the copper substrate lower end is fixedly connected with support plate, the light source adjusting structure includes convex lens, concave lens, air cylinder, support plate is located directly below LED light source, the support plate end is fixedly connected with convex lens, and the convex lens is located directly in front of LED light source.

[0009] Preferably, the concave lens is horizontally arranged on the bottom plate, the bottom plate is fixed in the connecting pipe and located in front of the convex lens, the bottom plate is provided with a supporting column, and the supporting column is provided with a connecting piece.

[0010] Preferably, the connecting piece is rotationally connected with the convex lens, and a hollow groove is arranged on the side wall of the convex lens, and the connecting piece is located in the hollow groove.

[0011] Preferably, one end of the convex lens is connected with an output end of a gas cylinder, and the gas cylinder is located on the bottom plate.

[0012] Preferably, the convex lens is located in front of the concave lens. Beneficial effects

[0013] Compared with the prior art, the LED flashlight with adjustable and switchable high beam and low beam has the following advantages: the convex lens and the concave lens are arranged in front of the light source, the concave lens is horizontally arranged in a conventional state, light only irradiates the convex lens to form a low beam, the concave lens is driven by the gas cylinder to overturn 90 degrees to overlap with the convex lens, and light irradiated through the convex lens and the concave lens is gathered, so that the light is a high beam, and two sets of optical components are not needed, thereby saving cost and simplifying the structure. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a schematic view of the utility model;

[0015] Fig. 2 It is a side view schematic view of the utility model;

[0016] Fig. 3 It is a focusing high beam schematic view of the utility model.

[0017] In the figure: 1, base; 2, connecting pipe; 3, copper base plate; 4, LED light source; 5, supporting plate; 6, convex lens; 7, concave lens; 8, bottom plate; 9, gas cylinder; 10, connecting piece; 11, supporting column; 12, hollow groove. DETAILED DESCRIPTION

[0018] The utility model will be further described in detail by the drawings and examples.

[0019] As Figs. 1-3As shown: a kind of adjustable switchable high-low LED flashlight, including base 1, connecting pipe 2, connecting pipe 2 is equipped with containing space, containing space is fixedly connected with copper substrate 3, copper substrate 3 is fixedly provided with LED light source 4, LED light source 4 is connected by electric control, copper substrate 3 front is provided with light source adjusting structure, copper substrate 3 lower end is fixedly connected with support plate 5, initial state concave lens 7 is transversely placed, located in the lower edge position of convex lens 6 front, the light emitted by LED light source 4 is not through concave lens 7 after passing through convex lens 6, that is, this time is low beam, when adjusting for high beam, through button electric control control air cylinder 9 drive, drive connecting rod, pull concave lens 7 to connection piece 10 as the axis of rotation 90 degrees, at this time, concave lens 7 and convex lens 6 are coincident as a straight line from the front, the light emitted by LED light source 4 is more focused after passing through convex lens 6 and concave lens 7, this time is high beam.

[0020] Light source adjusting structure includes convex lens 6, concave lens 7, air cylinder 9, support plate 5 is located directly below LED light source 4, support plate 5 end is fixedly connected with convex lens 6, support plate 5 plays a fixed limiting role for convex lens 6, convex lens 6 is located directly in front of LED light source 4.

[0021] Concave lens 7 is transversely placed on bottom plate 8, bottom plate 8 is fixed in connecting pipe 2 and located directly in front of convex lens 6, there is a small distance between concave lens 7 and convex lens 6, after concave lens 7 is turned over, they are not completely attached, support column 11 is provided on bottom plate 8, connection piece 10 is provided on support column 11.

[0022] Connection piece 10 is rotatably connected with convex lens 6, air slot 12 is formed in the side wall of convex lens 6, the connection between connection piece 10 and convex lens 6 is located in air slot 12, when air cylinder 9 drives concave lens 7 to rotate, connection piece 10 remains stationary, concave lens 7 rotates 90 degrees, support column 11 is not close to the edge of concave lens 7, to prevent concave lens 7 from being stuck when rotating, and the formation of air slot 12 facilitates the rotation of concave lens 7.

[0023] One end of convex lens 6 is connected with the output end of air cylinder 9, and air cylinder 9 is located on bottom plate 8.

[0024] Convex lens 6 is located directly in front of concave lens 7, and light can directly pass through convex lens 6 and concave lens 7 to achieve high beam illumination.

[0025] The above description is based on the example, through the above description, relevant staff can make various changes and modifications without deviating from the scope of the present invention. The scope of the present application is not limited to the contents of the specification, and the scope of protection must be determined according to the scope of claims.

Claims

1. An adjustable switchable high-low LED flashlight, comprising a base (1), a connecting pipe (2), characterized in that: The connecting pipe (2) is internally provided with a containing space, the copper substrate (3) is fixedly connected in the containing space, the LED light source (4) is fixedly arranged on the copper substrate (3), the LED light source (4) is electrically connected, the copper substrate (3) is provided with a light source adjusting structure in front, the copper substrate (3) is fixedly connected with the supporting plate (5) at the lower end, the light source adjusting structure comprises a convex lens (6), a concave lens (7) and an air cylinder (9), the supporting plate (5) is located directly below the LED light source (4), the supporting plate (5) is fixedly connected with the convex lens (6) at the end, and the convex lens (6) is located directly in front of the LED light source (4).

2. The adjustable switchable high-low beam LED flashlight of claim 1, wherein: The concave lens (7) is transversely arranged on the bottom plate (8), the bottom plate (8) is fixedly arranged in the connecting pipe (2) and located directly in front of the convex lens (6), the bottom plate (8) is provided with a supporting column (11), and the supporting column (11) is provided with a connecting piece (10).

3. The adjustable switchable high-low beam LED flashlight of claim 2, wherein: The connecting piece (10) is rotationally connected with the convex lens (6), the side wall of the convex lens (6) is provided with a hollow groove (12), and the connecting piece (10) is located in the hollow groove (12) at the connecting position with the convex lens (6).

4. The adjustable switchable high-low LED flashlight of claim 3, wherein: One end of the convex lens (6) is connected with the output end of the air cylinder (9), and the air cylinder (9) is arranged on the bottom plate (8).

5. The adjustable switchable high-low LED flashlight of claim 4, wherein: The convex lens (6) is located directly in front of the concave lens (7).

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