WO2021248281A1

WO2021248281A1 - Lamp having adjustable angle of illumination

Info

Publication number: WO2021248281A1
Application number: PCT/CN2020/094958
Authority: WO
Inventors: 胡建伟; 范召鹏; 李飞; 刘伟
Original assignee: 深圳市普耐科技有限公司
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-12-16

Abstract

A lamp having an adjustable angle of illumination, comprising a housing (100), a lamp core assembly (200), and a power supply control module (300). The lamp core assembly (200) is arranged inside the housing (100), and comprises optical lenses (211/212), a heat sink (220), and a light panel (230). The light panel (230) is arranged on the heat sink (220), the optical lenses (211/212) cover the light panel (230), and the light panel (230) comprises a circuit board (231) and LED beads (232) arranged on the circuit board (231). The power supply control module (300) and the circuit board (231) are electrically connected. Further comprised is a rotational fixing frame (400). The lamp core assembly (200) comprises two symmetrically arranged first rotation shafts (240), and the lamp core assembly (200) is rotatably arranged on the rotational fixing frame (400) by means of the first rotation shafts (240). The rotational fixing frame (400) is arranged inside the housing (100). The lamp core assembly (200) is rotatably arranged on the rotational fixing frame (400), and by means of rotating the first rotation shafts (240), the lamp core assembly (200) can be driven to rotate, thereby causing the angle of illumination of the LED beads (232) to be adjustable, solving problems such as dim regions and insufficient brightness in illumination.

Description

Lamp with adjustable illumination angle

Technical field

This application relates to lamps, and in particular to a lamp with adjustable illumination angle.

Background technique

When the existing LED downlights are installed, the following problems are likely to occur: for example, when the lamp hole is offset, when the installation distance between the two lamps is too far, it is easy to produce dark areas; the installation height of two adjacent lamps is too high, resulting in insufficient illumination brightness ; For clothing or art exhibitions, it is easy to produce insufficient illumination, etc.

technical problem

The technical problem to be solved by this application is to provide a lamp with adjustable illumination angle in view of the shortcomings of the prior art .

Technical solutions

The technical problem to be solved by this application is solved by the following technical solutions:

A lamp capable of adjusting the illumination angle, comprising a housing, a wick assembly and a power control module, the wick assembly is arranged in the housing, the wick assembly includes an optical lens, a radiator and a light board, the light board is arranged at On the heat sink, the optical lens cover is arranged on the light board, the light board includes a circuit board and LED lamp beads arranged on the circuit board, the power control module and the circuit board The connection further includes a rotating fixing frame, the wick assembly includes two symmetrically arranged first rotating shafts, the wick assembly is rotatably arranged on the rotating fixing frame through the first rotating shafts, and the rotating fixing frame is arranged Inside the housing.

In the above-mentioned lamp, the rotating fixing frame includes two second rotating shafts, a bracket, and a limiting slot provided on the bracket. The second rotating shafts are respectively matched with the first rotating shafts to rotate the wick assembly It is arranged on the rotating fixed frame.

In the above lamp, the limiting slot surrounds the wick assembly.

In the above lamp, the limit slot includes a 360-degree annular opening.

In the above lamp, the optical lens includes a first lens.

In the above lamp, the optical lens further includes a second lens and a threaded focal length adjusting ring, and the first lens and the second lens are respectively fixed on both ends of the threaded focal length adjusting ring.

In the above lamp, the power control module is used to connect three-way dimmer switches and mains power respectively.

In the above lamp, the power control module includes a five-position terminal block.

In the above lamp, the LED lamp beads include a long-wave ultraviolet LED, a short-wave ultraviolet LED and a general lighting LED, and the power control module is used to control the long-wave ultraviolet LED, the short-wave ultraviolet LED and the general lighting LED, respectively.

In the above lamp, the long-wave ultraviolet light has a wavelength of 320-420 nm, and the short-wave ultraviolet light has a wavelength of 200-280 nm.

Beneficial effect

Due to the adoption of the above technical solutions, the beneficial effects of this application are:

The lamp with adjustable illumination angle provided by the embodiment of the application includes a housing, a wick assembly and a rotating fixing frame. The wick assembly is arranged in the housing. The wick assembly includes an optical lens, a radiator and a light board, and the light board is arranged on the radiator. , The optical lens cover is arranged on the light board, the light board includes a circuit board and LED lamp beads arranged on the circuit board, the wick assembly also includes two symmetrically arranged first rotating shafts, the wick assembly is rotatably arranged on the first rotating shafts On the rotating fixing frame, the rotating fixing frame is arranged in the housing. The wick assembly of the present application is rotatably arranged on the rotating fixing frame. By rotating the first rotating shaft, the wick assembly can be driven to rotate, so that the illumination angle of the LED lamp bead can be adjusted, and the problems of illuminating dark areas and insufficient illumination brightness can be solved.

Description of the drawings

FIG. 1 is a schematic diagram of the structure of the rotating fixing frame in an embodiment of the present application;

FIG. 2 is a schematic diagram of the three-dimensional structure of the lamp of the present application in an embodiment;

Fig. 3 is a schematic diagram of the structure of the lamp of the application after being rotated on a vertical plane;

Fig. 4 is a schematic diagram of the structure of the lamp of the present application in an embodiment.

Fig. 5 is a schematic structural diagram of the wick assembly of this application in an embodiment.

Embodiments of the present invention

Hereinafter, the present invention will be further described in detail through specific embodiments in conjunction with the accompanying drawings. Among them, similar elements in different embodiments use related similar element numbers. In the following embodiments, many detailed descriptions are used to make this application better understood. However, those skilled in the art can easily realize that some of the features can be omitted under different circumstances, or can be replaced by other elements, materials, and methods. In some cases, some operations related to this application are not shown or described in the specification. This is to avoid the core part of this application being overwhelmed by excessive descriptions. For those skilled in the art, these are described in detail. Related operations are not necessary, they can fully understand the related operations based on the description in the manual and the general technical knowledge in the field.

In addition, the features, operations, or features described in the specification can be combined in any appropriate manner to form various implementations. At the same time, the steps or actions in the method description can also be sequentially exchanged or adjusted in a manner obvious to those skilled in the art. Therefore, the various sequences in the specification and the drawings are only for the purpose of clearly describing an embodiment, and are not meant to be a necessary sequence, unless it is otherwise stated that a certain sequence must be followed.

The serial numbers assigned to the components herein, such as "first", "second", etc., are only used to distinguish the described objects and do not have any sequence or technical meaning. The "connection" and "connection" mentioned in this application include direct and indirect connection (connection) unless otherwise specified.

Example one:

As shown in FIG. 1 to FIG. 5, the lamp with adjustable illumination angle provided by the embodiment of the present application, an implementation manner thereof, includes a housing 100, a wick assembly 200 and a power control module 300. The wick assembly 200 is disposed in the housing 100, and the wick assembly 200 may include an optical lens 210, a heat sink 220 and a light board 230. The light board 230 is arranged on the heat sink 220, and the optical lens 210 is covered on the light board 230. The light board 230 may include a circuit board 231 and LED lamp beads 232, and the LED lamp beads 232 are arranged on the circuit board 231. In one embodiment, the circuit board 231 can be made of multiple materials, such as a PCB board, an aluminum plate, etc. In this embodiment, the circuit board 231 is an aluminum plate. The lamp of the present application may further include a rotating fixing frame 400. The wick assembly 200 includes two first rotating shafts 240. The two first rotating shafts 240 are symmetrical. The wick assembly 200 is rotatably arranged on the rotating fixing frame 400 through the first rotating shaft 240. , The wick assembly 200 is arranged in the housing 100 through the rotating fixing frame 400. The wick assembly of the present application is rotatably arranged on the rotating fixing frame. By rotating the first rotating shaft, the wick assembly can be driven to rotate, so that the illumination angle of the LED lamp bead can be adjusted, and the problems of illuminating dark areas and insufficient illumination brightness are solved.

Furthermore, the rotating fixing frame 400 includes two second rotating shafts 420, a bracket 410 and a limiting slot 430, and the limiting slot 430 is provided on the bracket 410. The second rotating shafts 420 respectively cooperate with the first rotating shafts 240 to rotatably set the wick assembly 200 on the rotating fixing frame 400. In an embodiment, the first rotating shaft 240 may include a screw, the second rotating shaft 420 may include an internally threaded cylindrical pin, or the first rotating shaft 240 may include an internally threaded cylindrical pin, and the second rotating shaft 420 may include a screw.

Further, the limiting groove 430 surrounds the wick assembly 200. In one embodiment, the limiting groove 430 includes a 360-degree annular opening. When the limiting groove 430 is a 360-degree circular opening, the bracket 410 is divided into two upper and lower parts, and 440 in FIG. 1 is a connecting piece connecting the upper and lower parts of the bracket. At this time, the wick assembly 200 can be rotated 360 degrees in the horizontal plane through the cooperation of the rotating shaft and the limiting groove 420.

In one embodiment, the optical lens 210 includes a first lens 211. In another embodiment, the optical lens 210 may further include a second lens 212 and a threaded focal length adjusting ring 213. The first lens 211 and the second lens 212 are respectively fixed on both ends of the threaded focal length adjusting ring 213, which are used to compare common The light emitted by the illuminating LED is used for focusing.

Further, the power control module 400 can be used to connect three dimmer switches and the mains respectively, that is, the long-wave ultraviolet LED, the short-wave ultraviolet LED, and the general lighting LED are respectively controlled by one light switch. In one embodiment, the power control module 400 includes a five-position terminal block and a power cord quick-connection mating terminal. The five-position terminal block is respectively connected to the live wire, neutral wire, ground wire, DIM+ and DIM-, and the power cord is fast-linking mating plug-in terminal. The terminals are used for three-way dimming mating and AC link mating.

Further, the LED lamp beads 232 include long-wave ultraviolet LEDs, short-wave ultraviolet LEDs, and general lighting LEDs. The number of long-wave ultraviolet LEDs, short-wave ultraviolet LEDs, and general lighting LEDs can all be one or more, which can be specifically set according to needs. The power control module 300 is electrically connected to the circuit board 231, and the power control module 300 is used to control the long-wave ultraviolet LED, the short-wave ultraviolet LED and the general lighting LED respectively. In one embodiment, the long-wave ultraviolet light has a wavelength of 320-420 nm, and the short-wave ultraviolet light has a wavelength of 200-280 nm.

The light board includes the circuit board and the LED lamp beads set on the circuit board. The LED lamp beads include long-wave ultraviolet LED, short-wave ultraviolet LED and general lighting LED. The power control module is electrically connected to the circuit board. The power control module is used to control the long-wave ultraviolet respectively. LED, short-wave ultraviolet LED and general lighting LED, by separately controlling the irradiation time of long-wave ultraviolet LED and short-wave ultraviolet LED, the long-wave ultraviolet LED is activated 1 hour after work, the short-wave ultraviolet LED is activated 1 hour before work, and the general lighting LED is activated at work. One lamp is multi-purpose, convenient to use, and can be flexibly activated according to the needs of the LED lamp beads, which not only reduces the damage to the human body, the environment and plants, but also plays a role of sterilization.

As long as UVA-LED inhibits bacteria and decomposes some weak molecular DNA, it can make more than 40% of the bacteria decompose and die in the environmental space DNA, and 60% of the antibacterial will not cause harmful effects to the human body, plants, fruits, air oxygen, and nutrient cells. It inhibits bacteria and does not regenerate, that is, it protects the natural nutrients and controls the damage of bacteria, which can reduce the harm to the human body, food and plants.

The above uses specific examples to illustrate the present invention, which are only used to help understand the present invention, and are not used to limit the present invention. For those skilled in the technical field to which the present invention belongs, according to the idea of the present invention, several simple deductions, modifications or substitutions can also be made.

Claims

A lamp capable of adjusting the illumination angle, comprising a housing, a wick assembly and a power control module, the wick assembly is arranged in the housing, the wick assembly includes an optical lens, a radiator and a light board, the light board is arranged at On the heat sink, the optical lens cover is arranged on the light board, the light board includes a circuit board and LED lamp beads arranged on the circuit board, the power control module and the circuit board The connection is characterized in that it further includes a rotating fixing frame, the wick assembly includes two symmetrically arranged first rotating shafts, and the wick assembly is rotatably arranged on the rotating fixing frame through the first rotating shafts. The rotating fixing frame is arranged in the housing.
The lamp according to claim 1, wherein the rotating fixing frame includes two second rotating shafts, a bracket, and a limiting slot provided on the bracket, and the second rotating shaft is respectively connected to the first rotating shaft. In cooperation, the wick assembly is rotatably arranged on the rotating fixing frame.
The lamp of claim 2, wherein the limiting groove surrounds the wick assembly.
The lamp of claim 3, wherein the limiting groove includes a 360-degree annular opening.
The lamp according to any one of claims 1 to 4, wherein the optical lens comprises a first lens.
The lamp according to claim 5, wherein the optical lens further comprises a second lens and a threaded focal length adjusting ring, the first lens and the second lens are respectively fixed on two of the threaded focal length adjusting ring end.
The lamp according to any one of claims 1 to 4, wherein the power control module is used to connect three dimmer switches and mains power respectively.
8. The lamp of claim 7, wherein the power control module includes a five-position terminal block.
The lamp according to any one of claims 1 to 4, wherein the LED lamp beads comprise long-wave ultraviolet LEDs, short-wave ultraviolet LEDs, and general lighting LEDs, and the power control module is used to control the long-wave ultraviolet light separately. LED, the short-wave ultraviolet LED and the general lighting LED.
9. The lamp of claim 9, wherein the long-wave ultraviolet light has a wavelength of 320-420 nm, and the short-wave ultraviolet light has a wavelength of 200-280 nm.