CN216079468U

CN216079468U - Small-angle annular mining lamp lens and mining lamp

Info

Publication number: CN216079468U
Application number: CN202122184712.1U
Authority: CN
Inventors: 龙颖; 黄金苹; 郑鹏飞
Original assignee: Chengdu Han De Sheng Bang Optical Co ltd
Current assignee: Chengdu Han De Sheng Bang Optical Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-18
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of light, in particular to a small-angle annular mining lamp lens and a mining lamp. The mining lamp lens comprises a lens body, wherein a plurality of lens single rings are arranged on the lens body, each lens single ring comprises a light inlet, the top of each light inlet is provided with a central projection surface, two ends of each central projection surface are provided with tooth-shaped reflectors, two sides of each light inlet are provided with light transmission surfaces, and one side, far away from each light inlet, of each light transmission surface is provided with a reflection surface. By adopting the structure, after the tooth-shaped reflector is added, the light rays which are originally reflected by the light-transmitting surface and the reflecting surface can enter the tooth-shaped reflector for reflection, the section of the tooth-shaped reflector is triangular, and when the light rays strike the side surface of the tooth-shaped reflector adjacent to the central projection surface, the light rays can be further gathered, so that the burden of the top on gathering the light rays is reduced, the thickness of the single ring of the lens can be further reduced, and the purposes of reducing the weight of the whole lens and being more beneficial to processing and forming are achieved.

Description

Small-angle annular mining lamp lens and mining lamp

Technical Field

The utility model relates to the technical field of light, in particular to a small-angle annular mining lamp lens and a mining lamp.

Background

In order to meet the visual requirements of different production operations and the requirements of lamp installation conditions, the reflector of the mining lamp should be capable of generating light distribution with various degrees of width. The surface is painted and glazed to be white, and the reflector made of aluminum, glass mirror, prism glass and other materials can obtain wide light distribution and is suitable for large-area workplaces with vertical or nearly vertical working surfaces. For high factory buildings and places with high machine tools and needing independent illumination, reflectors made of materials with strong light control performance such as prism glass, mirror glass, polished aluminum and the like can be adopted to obtain narrow light beam distribution.

Referring to fig. 6 and patent CN208967529U, the technical problem solved by the patent is: the center thickness is generally high, the weight of the lens is large, the center of a light spot is very yellow, the efficiency is low, and the forming is not facilitated. Although the patent already solves the problem that the thickness of part of the center is high, the thickness of the lens of the mining lamp is still not thin enough, and optimization can be continuously carried out to achieve the purposes of being thinner and more beneficial to processing and forming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: aiming at the problem that the thickness of a mining lamp lens is not thin enough in the prior art, the small-angle annular mining lamp lens and the mining lamp are provided.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a small-angle annular mining lamp lens comprises a lens body, wherein a plurality of lens single rings are arranged on the lens body;

the lens single ring comprises a light inlet, a center projection surface is arranged at the top of the light inlet, tooth-shaped reflectors are arranged at two ends of the center projection surface, the cross sections of the tooth-shaped reflectors are triangular, the tooth-shaped reflectors are used for gathering light, light transmission surfaces are arranged on two sides of the light inlet, and a reflection surface is arranged on one side, far away from the light inlet, of each light transmission surface.

By adopting the structure of the utility model, the lens body is provided with a plurality of lens single rings which are used for processing and then emitting light, the light of the luminous source enters from the light inlet of the lens single rings and is respectively diffused to the dentate reflector and the central projection surface, the central projection surface can be a concave surface or a convex surface, the light entering the central projection surface is refracted by the central projection surface and then converged and then is emitted out of the lens body, after the dentate reflector is added, the light rays which are originally reflected by the light-transmitting surface and the reflecting surface can enter the tooth-shaped reflecting mirror to be reflected, the section of the tooth-shaped reflecting mirror is triangular, when the light rays strike the side surface of the tooth-shaped reflecting mirror adjacent to the central projection surface, the light rays can be gathered further, the burden of the top on the light rays is reduced, the thickness of the lens single ring can be further reduced, and the purposes of reducing the weight of the whole lens and being more beneficial to processing and forming are achieved.

As a preferred embodiment of the present invention, the top of the central projection plane is provided with a large-caliber light-emitting surface and a small-caliber light-emitting surface, and the large-caliber light-emitting surface annularly surrounds the small-caliber light-emitting surface.

As a preferred scheme of the utility model, the large-caliber light-emitting surface is a flat surface or an arc surface.

As a preferred embodiment of the present invention, the small-caliber light-emitting surface is an arc-shaped surface.

As a preferable aspect of the present invention, the reflecting surface is an arc surface.

As a preferable scheme of the present invention, at least two of the toothed reflectors are provided, and the two toothed reflectors are sequentially arranged around the central projection surface from inside to outside.

The small-angle annular mining lamp comprises the small-angle annular mining lamp lens, wherein a fixing ring is arranged on the periphery of the lens body.

As a preferable scheme of the utility model, the fixing ring is provided with a screw hole for detachable connection.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

by adopting the structure, the lens body is provided with a plurality of lens single rings, the lens single rings are used for processing and then emitting light, the light of the luminous source enters from the light inlet of the lens single rings and is respectively diffused to the tooth-shaped reflecting mirror and the central projection surface, the central projection surface can be a concave surface or a convex surface, the light entering the central projection surface is refracted by the central projection surface and converged and then is emitted out of the lens body, after the tooth-shaped reflecting mirror is added, partial light originally reflected by the light transmitting surface and the reflection surface can be led into the tooth-shaped reflecting mirror to be reflected, the section of the tooth-shaped reflecting mirror is triangular, when the light hits the side surface of the tooth-shaped reflecting mirror adjacent to the central projection surface, the light can be further converged, the burden of converging the light on the top of the lens single rings is reduced, and the thickness of the lens single rings can be further reduced, the purpose of reducing the weight of the whole mining lamp and being more beneficial to processing and forming is achieved.

Drawings

FIG. 1 is a schematic structural view of a lens body of the present invention;

FIG. 2 is a half sectional view of FIG. 1 of the present invention;

FIG. 3 is an enlarged view of the utility model at A of FIG. 2;

FIG. 4 is a light ray diagram of a lens single ring of the present invention;

FIG. 5 is a schematic view of the back structure of the lens body of the present invention;

FIG. 6 is a prior art schematic of the background of the utility model;

the labels in the figure are: the lens comprises a lens body 1, a fixing ring 2, a screw hole 3, a lens single ring 4, a light transmission surface 5, a large-caliber light emitting surface 6, a small-caliber light emitting surface 7, a light inlet 8, a central projection surface 9, a tooth-shaped reflector 10 and a reflection surface 11.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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 utility model and are not intended to limit the utility model.

Referring to fig. 1-5, the small-angle annular mining lamp lens is characterized by comprising a lens body 1, wherein the lens body 1 is of a circular disc-shaped structure, a lens single ring 4 is of a circular annular structure, and a plurality of lens single rings 4 can be arranged on the lens body 1.

Lens monocycle 4 is including advancing light entrance 8, light enters into lens monocycle 4's inside mainly through advancing light entrance 8, it throws face 9 to be equipped with the center at light entrance 8 top, light throws face 9 through the center and carries out refraction spotlight, and throw the both sides of face 9 at the center and all set up dentate speculum 10, this dentate speculum 10 also is the loop configuration, throw the face 9 setting around the center, the preferred triangle-shaped structure of transverse section of dentate speculum 10, light is beaten in dentate speculum 10's structure, reflect, light that can carry out once more gathers together.

The both sides of light inlet 8 have passed through refraction and reflection once through printing opacity face 5 and plane of reflection 11 respectively, and is concrete, and the both sides that light inlet 8 is adjacent are printing opacity face 5 and refract, and one side that light inlet 8 was kept away from to printing opacity face 5 reflects for plane of reflection 11, and the purpose of setting up printing opacity face 5 and plane of reflection 11 is in order to improve the utilization ratio of light, makes light reflect away from plane of reflection 11 as far as possible, reaches the purpose of spotlight.

By adopting the structure, the lens body 1 is provided with the plurality of lens single rings 4, the lens single rings 4 are used for processing light and then emitting, the light of the luminous source enters from the light inlet 8 of the lens single ring 4 and respectively diverges to the tooth-shaped reflecting mirror 10 and the central projection surface 9, the central projection surface 9 can be a concave surface or a convex surface, the light entering the central projection surface 9 is refracted by the central projection surface 9 and converged and then is emitted out of the lens body 1, after the tooth-shaped reflecting mirror 10 is added, part of the light originally reflected by the light transmission surface 5 and the reflection surface 11 can be reflected by entering the tooth-shaped reflecting mirror 10, the section of the tooth-shaped reflecting mirror 10 is triangular, when the light hits the side surface of the tooth-shaped reflecting mirror 10 adjacent to the central projection surface 9, the light can be further converged, and the burden of the top of the lens single ring 1 on converging the light is reduced, the thickness of the lens single ring 1 can be further reduced, and the purposes of reducing the weight of the whole mining lamp and being more beneficial to processing and forming are achieved.

In the above-mentioned device, more specifically, the top of the central projection surface 9 is provided with the large-caliber light-emitting surface 6 and the small-caliber light-emitting surface 7, the large-caliber light-emitting surface 6 is annularly arranged around the small-caliber light-emitting surface 7, and the light reflected or reflected by the reflection surface 11 and the tooth-shaped reflector 10 is emitted through the large-caliber light-emitting surface 6, so as to increase the optical path of the part of light and improve the utilization rate of the light, the light refracted by the central projection surface 9 is emitted through the small-caliber light-emitting surface 7, and the light is condensed again when passing through the small-caliber light-emitting surface 7, thereby achieving a better light-condensing effect.

The large-caliber light-emitting surface 6 is a flat surface or an arc-shaped surface, and the small-caliber light-emitting surface 7 can preferably be an arc-shaped outer convex surface for light condensation. The reflecting surface 11 may preferably be an arc-shaped surface, and since the light reflected from the reflecting surface 11 is vertical, the large-diameter light emitting surface 6 may preferably be a flat surface.

In one embodiment, referring to fig. 1 and 3, at least two of the toothed reflectors 10 are provided, two toothed reflectors 10 are sequentially arranged around the central projection surface 9 from inside to outside, and the two toothed reflectors 10 are arranged to allow more light rays to be reflected by the toothed reflectors 10, so as to reduce the thickness of the top of the lens single ring 4, thereby reducing the thickness of the whole lens.

In an embodiment, referring to fig. 1, a small-angle annular mining lamp is a lens including the small-angle annular mining lamp, a fixing ring 2 is arranged around the periphery of a lens body 1, the fixing ring 2 is used for being fixedly mounted at other positions, and a screw hole 3 for detachable connection is arranged on the fixing ring 2 and used for connection and fixation.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The small-angle annular mining lamp lens is characterized by comprising a lens body (1), wherein a plurality of lens single rings (4) are arranged on the lens body (1);

lens monocycle (4) are including advancing light mouth (8), the top of advancing light mouth (8) is equipped with the center and throws face (9), the both ends that face (9) were thrown at the center are equipped with dentate speculum (10), the cross-section of dentate speculum (10) is triangle-shaped, dentate speculum (10) are used for gathering together of light, the both sides of advancing light mouth (8) all are equipped with light-transmitting surface (5), and one side that light-transmitting surface (5) kept away from into light mouth (8) of every side is equipped with plane of reflection (11).

2. The small-angle annular mining lamp lens according to claim 1, wherein the top of the central projection surface (9) is provided with a large-caliber light emitting surface (6) and a small-caliber light emitting surface (7), and the large-caliber light emitting surface (6) annularly surrounds the small-caliber light emitting surface (7).

3. The small-angle annular mining lamp lens according to claim 2, wherein the large-caliber light emitting surface (6) is a flat surface or an arc surface.

4. The small-angle annular mining lamp lens according to claim 3, wherein the small-caliber light emitting surface (7) is an arc-shaped surface.

5. A small angle annular mining lamp lens according to claim 1, characterized in that the reflecting surface (11) is an arc surface.

6. The small-angle annular mining lamp lens according to claim 1, wherein at least two of the toothed reflectors (10) are provided, and two of the toothed reflectors (10) are sequentially arranged around the central projection surface (9) from inside to outside.

7. A small-angle annular mining lamp, which is characterized by comprising the small-angle annular mining lamp lens as claimed in any one of claims 1 to 6, wherein a fixing ring (2) is arranged around the periphery of the lens body (1).

8. The small angle annular mining lamp according to claim 7, characterized in that the fixing ring (2) is provided with screw holes (3) for detachable connection.