CN216979597U

CN216979597U - Electronic clock with LED lamp backlight source

Info

Publication number: CN216979597U
Application number: CN202123120659.5U
Authority: CN
Inventors: 陈祖元; 施建新
Original assignee: Fujian Yimei Intelligent Technology Co ltd
Current assignee: Fujian Yimei Intelligent Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-07-15
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses an electronic clock with an LED lamp backlight source, which comprises a display screen arranged at the front end of a shell and a backlight cavity arranged in the shell and behind the display screen; a backlight module is arranged in the backlight cavity; the backlight module comprises a plurality of LED lamps arranged on a circuit board; a TV backlight lens is arranged outside the LED lamp; the back of the display screen is provided with diffusion paper. According to the utility model, the backlight cavity is arranged, the LED lamp is utilized to realize the backlight effect, meanwhile, the TV backlight lens is utilized in the backlight cavity to uniformly diffuse the light of the LED lamp, and then the diffusion paper in the backlight cavity and the reflective layer on the lampshade support are utilized to make the light irradiated to the back of the display screen soft and uniform, and the brightness is uniform. The structure and the mode of realization are low in cost.

Description

Electronic clock with LED lamp backlight source

Technical Field

The utility model relates to the technical field of electronic clocks, in particular to an electronic clock with an LED lamp backlight source.

Background

With the development of science and technology of society, the LCD electronic clock with uniform backlight function becomes one of the indispensable articles in people's daily life. The common backlight design in the prior art has the problems of high cost and poor brightness uniformity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the electronic clock with the LED lamp backlight source, which has the advantages of simple backlight structure, low cost and uniform backlight brightness.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a take electronic clock of LED lamp backlight which characterized in that: the backlight module comprises a display screen arranged at the front end of a shell and a backlight cavity arranged behind the display screen in the shell; a backlight module is arranged in the backlight cavity; the backlight module comprises a plurality of LED lamps arranged on a circuit board; a TV backlight lens is arranged outside the LED lamp; the back of the display screen is provided with diffusion paper.

Further, a lampshade bracket is arranged inside the shell; the middle part of the lampshade bracket is fixedly connected with a circuit board.

Furthermore, the lampshade bracket, the circuit board, the display screen and the shell jointly form a backlight cavity (3).

Furthermore, a reflecting layer is arranged on the inner surface of the lampshade support.

Furthermore, a battery accommodating cavity is formed in the back face of the shell.

Furthermore, a positioning column clamped with the circuit board is arranged on the TV backlight lens.

Furthermore, the positioning columns are arranged at least two along the circumferential direction of the TV backlight lens.

Further, the LED lamps are transversely arranged in two.

Further, the thickness of the diffusion paper is 0.3 mm.

Compared with the prior art, the utility model has the beneficial effects that: through setting up the backlight cavity, utilize the LED lamp to realize the effect of being shaded, utilize TV backlight lens to make the light of LED lamp open by even diffusion in the intracavity that is shaded simultaneously, the diffusion paper of recycling in the backlight cavity and the reflector layer on the lamp shade support make the light that shines at the display screen back soft even, and luminance is unified. The structure and the mode of realization are low in cost.

Drawings

FIG. 1 is a perspective view of an electronic clock according to the present invention;

FIG. 2 is a cross-sectional view of an electronic clock of the present invention;

FIG. 3 is a schematic diagram of a circuit board structure according to the present invention;

FIG. 4 is a schematic diagram of a TV backlight lens structure according to the present invention;

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an electronic clock with a LED lamp backlight source includes a display screen 2 disposed at the front end of a housing 1 and a backlight cavity 3 disposed behind the display screen 2 inside the housing 1; a backlight module is arranged in the backlight cavity 3; the backlight module comprises a plurality of LED lamps 6 arranged on a circuit board 4; a TV backlight lens 5 is arranged outside the LED lamp 6; the back of the display screen 2 is provided with diffusion paper 7. Through the effectual light with LED lamp 6 of effect of TV lens 5 in the backlight cavity 3 carry out even dispersion, avoid highlight direct irradiation to the back of display screen 2, cause the inhomogeneous condition of luminance, utilize the reflector layer of all the other lateral walls in the backlight cavity 3 simultaneously, utilize the further even light's of diffuse reflection to shine, and finally carry out the further flexibility of light through the diffusion paper 7 that sets up behind one's back of display screen 2, thereby make effect of being shaded more even, reach best display effect.

In an embodiment of the present invention, a lampshade bracket 8 is disposed inside the housing 1; the middle part of the lampshade bracket 8 is fixedly connected with a circuit board 4.

In an embodiment of the present invention, the lampshade holder 8, the circuit board 4, the display screen 2, and the housing 1 together form the backlight cavity 3.

In an embodiment of the present invention, a reflective layer is disposed on an inner surface of the lamp cover bracket 8. The light is further reflected by the reflecting layer, so that transition loss in light reflection is avoided, and backlight brightness is ensured.

In an embodiment of the present invention, a battery accommodating cavity 9 is disposed on the back of the housing 1.

In an embodiment of the present invention, the TV backlight lens 5 is provided with a positioning column 51 clamped with the circuit board 4. Can reduce cost and is convenient to install.

In an embodiment of the present invention, at least two positioning columns 51 are disposed along the circumferential direction of the TV backlight lens 5. Preferably, 3 fixing devices are arranged, so that the fixing can be more conveniently carried out.

In an embodiment of the present invention, two LED lamps 6 are transversely disposed.

In an embodiment of the present invention, the thickness of the diffusion paper 7 is 0.3 mm.

According to the utility model, the backlight cavity 3 is arranged, the LED lamp 6 is utilized to realize the backlight effect, meanwhile, the TV backlight lens 5 is utilized in the backlight cavity 3 to uniformly diffuse the light of the LED lamp 6, and then the diffusion paper 7 in the backlight cavity 3 and the reflective layer on the lampshade support 8 are utilized to make the light irradiating the back of the display screen 2 soft and uniform, and the brightness is uniform. The structure and the mode of realization are low in cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take electronic clock of LED lamp backlight which characterized in that: comprises a display screen (2) arranged at the front end of a shell (1) and a backlight cavity (3) arranged in the shell (1) and behind the display screen (2); a backlight module is arranged in the backlight cavity (3); the backlight module comprises a plurality of LED lamps (6) arranged on a circuit board (4); a TV backlight lens (5) is arranged outside the LED lamp (6); the back of the display screen (2) is provided with diffusion paper (7).

2. The electronic clock with LED light backlight according to claim 1, wherein: a lampshade support (8) is arranged in the shell (1); the middle part of the lampshade bracket (8) is fixedly connected with a circuit board (4).

3. The electronic clock with LED light backlight of claim 2, wherein: the backlight module is characterized in that the lampshade support (8), the circuit board (4), the display screen (2) and the shell (1) jointly form a backlight cavity (3).

4. The electronic clock with LED lamp backlight according to claim 2 or 3, wherein: and a reflecting layer is arranged on the inner surface of the lampshade bracket (8).

5. The electronic clock with LED light backlight of claim 1, wherein: the back of the shell (1) is provided with a battery accommodating cavity (9).

6. The electronic clock with LED light backlight according to claim 1, wherein: and a positioning column (51) clamped with the circuit board (4) is arranged on the TV backlight lens (5).

7. The electronic clock with LED light backlight according to claim 6, wherein: the positioning columns (51) are arranged at least two along the circumferential direction of the TV backlight lens (5).

8. The electronic clock with LED light backlight according to claim 1, wherein: the LED lamps (6) are transversely arranged in two.

9. The electronic clock with LED light backlight of claim 1, wherein: the thickness of the diffusion paper (7) is 0.3 mm.