Silica gel street lamp lens and lamp

Abstract

The utility model relates to the field of illumination, in particular to a silica gel street lamp lens and luminaire, the silica gel street lamp lens comprises at least one lens unit, the bottom of the lens unit is provided with a cavity, the top of the lens unit corresponding to the cavity is provided with a first protrusion, the first protrusion comprises a reflecting surface, and the lens unit corresponding to the reflecting surface is not provided with a through hole. The lens is a silica gel material component. The lens unit is an integral component without a through hole, and has good waterproofness; meanwhile, the lens is made of a silica gel material and has certain elasticity, and even if the lens is provided with a first protrusion and other special-shaped structures, the lens can be formed through injection molding and can be demolded smoothly; the silica gel material can serve as a sealing ring, that is, the silica gel lens is connected to a street lamp PCB and other structures in a pressing mode, a closed space can be formed, and water prevention is achieved; therefore, the silica gel street lamp lens is simple in structure, convenient to use, high in optical efficiency and good in effect, and a glass cover does not need to be additionally arranged for waterproofing.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of lighting, especially a silica gel street lamp lens and lamp. BACKGROUND

[0002] In some application scenarios, the distribution of light generated by a light source is of great significance, such as the distribution of light generated by the light source of a street lamp can comprehensively act on the road surface. The prior Chinese patent application of the present applicant with publication number CN219036422U, as shown in the drawings, can set a total reflection surface 3 by setting a hollow through hole 2 on the lens 1, solving the problem of light escape and improving the utilization rate of light emitted by the light source. Figure 1 However, since the through hole 2 is set on the lens 1, an additional glass cover needs to be set for waterproofing when used as a street lamp, and the set glass cover will affect the optical efficiency of the whole lamp.

[0003] However, since the through hole 2 is set on the lens 1, an additional glass cover needs to be set for waterproofing when used as a street lamp, and the set glass cover will affect the optical efficiency of the whole lamp. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at: in view of the prior art existing lens for street lamp is provided with hollow through hole, cannot prevent water, sets up glass cover for waterproofing when using, the glass cover that sets up will affect the optical efficiency of the whole lamp problem, provides a silica gel street lamp lens and lamp.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the technical scheme that:

[0006] Firstly, the utility model provides a silica gel street lamp lens, which comprises at least one lens unit, the bottom of the lens unit is provided with a cavity, the top of the lens unit corresponding to the cavity is provided with a first protrusion, the first protrusion comprises a reflection surface, and the lens unit corresponding to the reflection surface is not provided with a through hole, and the lens is a silica gel material member.

[0007] The silica gel street lamp lens has the advantages that: the lens unit is a whole member without a through hole, has good waterproofness; the lens adopts a silica gel material, has a certain elasticity, can be injection molded and smoothly demolded even if it is provided with the first protrusion and other special-shaped structures; and the silica gel material itself can be used as a sealing ring, that is, the silica gel lens is pressed on a structure such as a street lamp PCB, so that a closed space is formed, waterproofness is realized; thus, the silica gel street lamp lens has the advantages of simple structure, convenient use, no need to additionally set a glass cover for waterproofing, high optical efficiency and good effect.

[0008] As a preferred technical scheme of the utility model, the first protrusion comprises a first emission surface, the first emission surface and the reflection surface are correspondingly arranged, a second protrusion is arranged beside the first protrusion, and the second protrusion comprises a second emission surface.

[0009] As a further preferred technical solution of the utility model, the inner wall of the cavity comprises a first incident surface and a second incident surface, the first incident surface is arranged correspondingly with the reflecting surface, and the second incident surface is arranged correspondingly with the second exit surface.

[0010] As a further preferred technical solution of the utility model, the second incident surface, the reflecting surface and the second exit surface are all curved surfaces.

[0011] As a further preferred technical solution of the utility model, the first incident surface is a plane or a curved surface.

[0012] As a preferred technical solution of the utility model, the first protrusion comprises a third exit surface, the third exit surface is arranged correspondingly with the reflecting surface, and the third exit surface has an included angle with the first exit surface.

[0013] As a further preferred technical solution of the utility model, the third exit surface is located between the second exit surface and the first exit surface.

[0014] As a preferred technical solution of the utility model, the lens units are arranged in an array.

[0015] As a further preferred technical solution of the utility model, the lens units arranged in an array are provided with a first shell and / or a second shell.

[0016] As a further preferred technical solution of the utility model, the lens is assembled by crimping a support.

[0017] In a second aspect, the utility model also provides a lamp, which comprises the silica gel street lamp lens as described in any one of the above.

[0018] As described above, due to the adoption of the above technical solution, the utility model has the following beneficial effects:

[0019] The silica gel street lamp lens and the lamp provided by the utility model have the following advantages: the lens unit is a whole member without a through hole and has good waterproofness; the lens is made of silica gel material and has a certain elasticity, so that it can be injection molded and smoothly demolded even if it is provided with the first protrusion and other special-shaped structures; the silica gel material itself can be used as a sealing ring, that is, the silica gel lens is crimped on a street lamp PCB and other structures to form a closed space and achieve waterproofness; thus, the silica gel street lamp lens has simple structure and is convenient to use, does not need to be additionally provided with a glass cover for waterproofness, has high optical efficiency and good effect. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of a street lamp lens in the prior art;

[0021] Marked in the figure: 1 - lens, 2 - through hole, 3 - reflecting surface;

[0022] Figure 2 The figure is a sectional structure schematic diagram of the lens unit of the present application;

[0023] Figure 3 The figure is a three-dimensional structure schematic diagram of the silicone street lamp lens of the present application;

[0024] Figure 4 The figure is a plane schematic diagram of the silicone street lamp lens of the present application;

[0025] Figure 5 The figure is an assembly schematic diagram of the silicone street lamp lens of the present application.

[0026] Marked in the figure: 1 - lens unit, 2 - cavity, 3 - second incident surface, 4 - first incident surface, 5 - reflecting surface, 6 - second emergent surface, 7 - first emergent surface, 8 - first shell, 9 - second shell, 10 - notch, 11 - support. DETAILED DESCRIPTION

[0027] The present application will be further described in detail below in combination with test examples and specific embodiments. However, it should not be understood that the above-mentioned subject matter of the present application is limited to the following examples only, and any technology realized based on the content of the present application belongs to the scope of the present application.

[0028] In the description of the specific embodiments of the present application, the orientation or position relationship terms such as "up", "down", "left", "right", "center", "inner", "outer" and the like appear without special instructions, which are based on the orientation or position relationship expressed in the drawings, or the orientation or position relationship used when the product / equipment / device of the present application is usually used. These orientation or position relationship terms are only used to facilitate the description of the present application scheme or simplify the description in the specific embodiments, so as to facilitate the quick understanding of the scheme by the technicians, and are not intended to indicate or imply that the specific device / component / element must have a specific orientation or be constructed and operated in a specific position relationship, and therefore cannot be understood as a limitation of the present application.

[0029] In addition, if the terms "horizontal", "vertical", "overhanging", "parallel" and the like appear, it does not mean that the corresponding device / component / element is absolutely horizontal or vertical or overhanging or parallel, but can be slightly inclined or have a deviation. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined. Alternatively, it can be simplified to understand that the corresponding device / component / element is arranged in the direction of "horizontal", "vertical", "overhanging", "parallel" and the like, and can have an error / deviation of ±10% relative to the corresponding direction, more preferably an error / deviation of ±8%, more preferably an error / deviation of ±6%, more preferably an error / deviation of ±5%, more preferably an error / deviation of ±4%. As long as the corresponding device / component / element is within the error / deviation range, it can still achieve its role in the utility model scheme.

[0030] In addition, the terms "first", "second", "third" and the like in the description of the utility model embodiments are only used to distinguish the same or similar components, and should not be understood as emphasizing or implying the relative importance of the specific components.

[0031] In addition, in the description of the embodiments of the utility model, "several", "a plurality of", "several" represent at least 2. It can be 2, 3, 4, 5, 6, 7, 8, 9, etc. Any case, it can even be more than 9 cases.

[0032] In addition, in the description of the technical scheme of the utility model, unless otherwise specified / limited / limited, the terms "set", "install", "connect", "connect", "set", "lay", "arrange" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, such as welding, riveting, bolting, screwing and other commonly used connection means in the art. The connection can be mechanical connection, electrical connection or communication connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements.

[0033] In the related art, as shown in the prior lens for street lamp, Figure 1 The lens 1 is provided with a through hole 2, and the through hole 2 is provided with a full reflection surface 3, which solves the problem of light escaping and improves the utilization rate of light emitted by the light source. However, since the through hole 2 is provided on the lens 1, an additional glass cover needs to be provided for waterproofing when used as a street lamp, and the glass cover will affect the optical efficiency of the whole lamp. At the same time, the reflection surface 3 is located on a reverse protrusion, and it is difficult to demold if it is directly manufactured by injection molding. Therefore, the technical scheme of the present application is generated, which is described below in combination with Figures 2 to 5 .

[0034] Embodiment 1

[0035] As Figures 2 to 5 shown, the utility model discloses a silica gel street lamp lens, including at least one lens unit 1.

[0036] As Figure 2 shown, the bottom of lens unit 1 is equipped with cavity 2, the cavity 2 corresponding lens unit 1 top is equipped with first protrusion and second protrusion, and the second protrusion is arranged on the side of the first protrusion. Among them, the cavity 2 is used to set up light source, and the light source includes LED light source or incandescent lamp, and the LED light source can be selected in the embodiment.

[0037] As Figure 2 shown, the first protrusion includes first exit surface 7 and reflecting surface 5, and the first exit surface 7 and the reflecting surface 5 are correspondingly arranged, and the reflecting surface 5 corresponding lens unit 1 is not provided with through hole, and the lens is a silica gel material member.

[0038] As Figure 2 shown, the second protrusion includes second exit surface 6, the inner wall of the cavity 2 includes first incidence surface 4 and second incidence surface 3, the first incidence surface 4 and the reflecting surface 5 are correspondingly arranged, and the second incidence surface 3 and the second exit surface 6 are correspondingly arranged.

[0039] In some optional embodiments, the second incidence surface 3, the reflecting surface 5 and the second exit surface 6 are all curved surfaces, and the first incidence surface 4 is a plane or a curved surface.

[0040] In an optional embodiment, as Figure 2 shown, the first protrusion includes third exit surface, the third exit surface and the reflecting surface 5 are correspondingly arranged, the third exit surface and the first exit surface 7 are both planes, the third exit surface and the first exit surface 7 have an included angle, the value of the included angle is greater than 0 °, and less than or equal to 90 °, the third exit surface is located between the second exit surface 6 and the first exit surface 7, by adjusting the shape of the reflecting surface 5, the light reflected by the reflecting surface 5 can be refracted through the first exit surface 7 and the third exit surface and emitted

[0041] In some optional embodiments, several lens units 1 are arranged in an array. As Figures 3 to 5 shown, an exemplary four lens units 1 are arranged in a rectangular array structure diagram.

[0042] In a specific embodiment, several lens units 1 are arranged in a circular array.

[0043] In a specific embodiment, all the lens units 1 are integrally formed lenses.

[0044] As Figures 3 to 5 The first shell 8 and / or the second shell 9 are arranged on the four lens units 1 arranged in a rectangular array; the first shell 8 is a blind hole for avoiding lines and reserving space for the lines of the PCB board, and the first shell 8 can be arranged at the center of the four lens units 1; the second shell 9 is arranged between two adjacent lens units 1, and the second shell 9 is a blind hole for a screw cap and reserving space for the protruding part of the screw on the PCB board.

[0045] As Figure 5 The lens is assembled by crimping through the bracket 11; the bracket 11 can be connected to the mounting shell of the street lamp through a screw, so that the lens is crimped on the PCB board of the street lamp, and the lens is sealed after crimping; the bracket 11 is provided with a screw hole, and the lens is provided with a notch 10 corresponding to the screw hole, the notch 10 can be matched with the corresponding screw to limit the lens when the bracket 11 is installed, so that the lens can be accurately crimped and waterproofed.

[0046] The lens unit 1 is a whole member without a through hole and has good waterproofness; the lens is made of silica gel and has a certain elasticity, so that the lens can be injection molded and smoothly demolded even if the first protrusion and other special-shaped structures are arranged on the lens; the silica gel material itself can be used as a sealing ring, that is, the silica gel lens is crimped on the structure such as the PCB board of the street lamp, so that a closed space is formed and waterproofness is achieved; thus, the silica gel street lamp lens has simple structure, is convenient to use, does not need to be additionally provided with a glass cover for waterproofness, has high optical efficiency, and has good effect.

[0047] Embodiment 2

[0048] Not shown, the lamp of the utility model comprises the silica gel street lamp lens of embodiment 1.

[0049] The above only describes the preferred embodiments of the utility model and does not limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A silica gel street lamp lens, comprising at least one lens unit (1), the bottom of the lens unit (1) is provided with a cavity (2), the top of the cavity (2) corresponding to the lens unit (1) is provided with a first protrusion, the first protrusion comprises a reflecting surface (5), characterized in that, The lens unit (1) corresponding to the reflecting surface (5) is not provided with a through hole, and the lens is a silica gel material member.

2. The silicone street light lens of claim 1, wherein, The first protrusion comprises a first exit surface (7), and the first exit surface (7) is arranged correspondingly to the reflecting surface (5). A second protrusion is arranged beside the first protrusion, and the second protrusion comprises a second exit surface (6).

3. The silicone street light lens of claim 2, wherein, The inner wall of the cavity (2) comprises a first incident surface (4) and a second incident surface (3), the first incident surface (4) is arranged correspondingly to the reflecting surface (5), and the second incident surface (3) is arranged correspondingly to the second exit surface (6).

4. The silicone street light lens of claim 3, wherein, The second incident surface (3), the reflecting surface (5) and the second exit surface (6) are all curved surfaces.

5. The silicone street light lens of claim 3, wherein, The first incident surface (4) is a plane or a curved surface.

6. The silicone street light lens of claim 2, wherein, The first protrusion comprises a third exit surface, the third exit surface is arranged correspondingly to the reflecting surface (5), and the third exit surface has an included angle with the first exit surface (7).

7. The silicone street light lens according to any one of claims 1-6, wherein, A plurality of lens units (1) are arranged in an array.

8. The silicone street light lens of claim 7, wherein, The lens units (1) arranged in an array are provided with a first shell (8) and / or a second shell (9).

9. The silicone street light lens of claim 7, wherein, The lens is assembled by crimping through a support (11).

10. A luminaire characterized by, A silica gel street lamp lens comprising any one of claims 1-9.

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