CN213958477U

CN213958477U - LED lamp strip and display screen thereof

Info

Publication number: CN213958477U
Application number: CN202120231189.0U
Authority: CN
Inventors: 刘秋河; 黄伟燕; 谢显滨
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-08-13
Anticipated expiration: 2031-01-27

Abstract

An LED light bar and a display screen thereof comprise a light bar module, a bar-shaped frame, a baffle plate assembly, a PCB and a power supply module; the strip-shaped frame is provided with a through groove structure, and the baffle plate assembly covers the opening of the through groove structure and forms a sealed cavity with the strip-shaped frame; the PCB and the power module are accommodated in the sealed cavity, and the light bar module is arranged on the end face of the bar-shaped frame and is electrically connected with the PCB and the power module; the PCB board is provided with a terminal part, the strip-shaped frame is provided with a hole structure, and the terminal part is correspondingly installed in the hole structure and is electrically connected with the light bar module.

Description

LED lamp strip and display screen thereof

Technical Field

The utility model relates to a LED display screen field especially relates to a LED lamp strip and display screen thereof.

Background

At present, the LED technology is widely applied to lighting engineering, display screens and the like, the light is bright and dazzling, the change is various, the LED technology is widely applied to large-scale LED display screens of stations, squares, high buildings and the like, and the LED display screens are generally formed by combining a plurality of LED lamp strips. However, the existing LED light bar does not adopt dustproof and waterproof measures, which causes the power supply in the LED light bar to be easy to enter water, resulting in burning out or other faults of the LED light bar.

SUMMERY OF THE UTILITY MODEL

The utility model provides a LED lamp strip and display screen thereof can set up PCB board and power module in sealed cavity, has ensured that PCB board and power module can keep apart with external environment, has reached waterproof, dirt-proof effect.

According to a first aspect of the present invention, the present invention provides a LED light bar, which is characterized by comprising a light bar module, a bar frame, a baffle assembly, a PCB board and a power module;

the strip-shaped frame is provided with a through groove structure, and the baffle plate assembly covers the opening of the through groove structure and forms a sealed cavity with the strip-shaped frame;

the PCB and the power module are accommodated in the sealed cavity, and the light bar module is arranged on the end face of the bar-shaped frame and is electrically connected with the PCB and the power module;

the PCB board is provided with a terminal part, the strip-shaped frame is provided with a hole structure, and the terminal part is correspondingly installed in the hole structure and is electrically connected with the light bar module.

The utility model discloses in embodiment's LED lamp strip, baffle subassembly includes first baffle subassembly and second baffle subassembly, first baffle subassembly and second baffle subassembly lid respectively close lead to the opening part at groove structure both ends.

The utility model discloses in the embodiment's LED lamp strip, first baffle subassembly includes first baffle and first sealing washer, first baffle is fixed bar frame is last, first sealing washer is filled first baffle with clearance between the bar frame.

The utility model discloses in the embodiment's LED lamp strip, first sealing washer is the L type rubber ring that rubber materials made, first sealing washer in vertical direction highly with the thickness looks adaptation of first baffle, first sealing washer in the shape of horizontal direction with the shape looks adaptation of first baffle.

The utility model discloses in the embodiment's LED lamp strip, power module installs on the first baffle, make power module can pass through first baffle is fixed bar frame is last.

The utility model discloses in the embodiment's LED lamp strip, power module includes battery and battery holder, battery holder with first baffle is connected, the battery is fixed battery holder.

The utility model discloses in the embodiment's LED lamp strip, second baffle subassembly includes second baffle and second sealing washer, the second baffle is fixed on the bar frame, the second sealing washer is filled the second baffle with clearance between the bar frame.

The utility model discloses in the embodiment's LED lamp strip, the L type rubber ring that the second sealing washer was made for rubber materials, the second sealing washer in vertical direction highly with the thickness looks adaptation of second baffle, the second sealing washer in the shape of horizontal direction with the shape looks adaptation of second baffle.

In the LED light bar according to the embodiment of the present invention, the first baffle and the second baffle are fixed to the bar frame through the locking member; or the strip-shaped frame is integrally manufactured and formed by adopting aluminum profiles.

According to the utility model discloses a second aspect, the utility model also provides a LED lamp strip display screen, by a plurality of foretell LED lamp strip equipment shaping.

The technical scheme provided by the embodiment of the application can have the following beneficial effects: this application has designed LED lamp strip and display screen thereof, because baffle subassembly lid closes at the opening part that leads to the groove structure and forms a seal chamber with bar frame for PCB board and power module can set up in seal chamber, thereby has guaranteed that PCB board and power module can keep apart with external environment, has reached waterproof, dirt-proof effect.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of an LED light bar according to an embodiment of the present disclosure;

FIG. 2 is an exploded view of the LED light bar of FIG. 1;

FIG. 3 is a schematic view of the construction of the strip frame of FIG. 1;

FIG. 4 is a schematic view of the bar frame of FIG. 1 at another angle;

FIG. 5 is a schematic structural view of the PCB board of FIG. 1;

FIG. 6 is a schematic view of a portion of the LED light bar of FIG. 1;

FIG. 7 is a partially exploded view of the LED light bar of FIG. 1;

FIG. 8 is a schematic view of the first seal ring of FIG. 1;

fig. 9 is a schematic structural view of a second baffle assembly of fig. 1;

fig. 10 is an exploded schematic view of the second baffle assembly of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

As shown in fig. 1 to 10, according to a first aspect of the present application, the present application provides an LED light bar, which includes a light bar module 10, a bar frame 20, a baffle plate assembly 30, a PCB 40 and a power module 50; wherein, bar frame 20 is provided with logical groove structure 21, and baffle assembly 30 lid closes at the opening part that leads to groove structure 21 and forms a seal chamber with bar frame 20, and PCB board 40, electronic component and power module 40 hold in this seal chamber, have guaranteed that PCB board and power module can keep apart with external environment, have reached waterproof, dirt-proof effect.

In the present embodiment, the light bar module 10 is disposed on an end surface of the bar frame 20 and electrically connected to the PCB 40 and the power module 50. The PCB 40 is provided with a terminal portion 41, the strip frame 20 is provided with a hole structure 22, and the terminal portion 41 is correspondingly installed in the hole structure 22 and electrically connected to the light bar module 10.

Exemplarily, the terminal portion 41 is provided with a terminal, and the light bar module 10 is provided with the row of bus bars 11, and after the terminal portion 41 passes through the hole structure 22, the terminal is plugged in the row of bus bars 11 to realize the electrical connection between the PCB board 40 and the light bar module 10.

In an alternative embodiment, the front, back, upper and lower sides of the bar frame 20 include four surface frames, namely a first surface frame 24, a second surface frame 25, a third surface frame 26 and a fourth surface frame 27, and the first surface frame 24, the second surface frame 25, the third surface frame 26 and the fourth surface frame 27 together enclose the through groove structure 21.

In an optional embodiment, the strip frame 20 is integrally made of aluminum profiles, wherein the aluminum profiles have good heat conductivity, so that the heat dissipation of the light bar module 10 can be enhanced, the temperature of the light bar module 10 is effectively reduced, and the service life of the device is prolonged, and the device is light and convenient. In addition, the aluminum profile has the characteristics of lightness, thinness, electromagnetic radiation resistance and the like.

In an alternative embodiment, the light bar module 10 is composed of three types of red, green and blue leds, and these three colors can be combined into various colors.

In an alternative embodiment, the baffle plate assembly 30 comprises a first baffle plate assembly 32 and a second baffle plate assembly 31, wherein the first baffle plate assembly 32 and the second baffle plate assembly 31 cover the openings at the two ends of the through slot structure 21 respectively.

In an alternative embodiment, the first baffle plate assembly 32 includes a first baffle plate 321 and a first sealing ring 322, the first baffle plate 321 is fixed on the bar frame 20, and the first sealing ring 322 fills a gap between the first baffle plate 321 and the bar frame 20 to prevent liquid such as water from entering the sealed cavity from the gap between the first baffle plate 321 and the bar frame 20.

Illustratively, the first baffle 321 is fixed on the bar frame 20 by a locking member, in this embodiment, a threaded hole 23 is formed on the bar frame 20, and the locking member is a screw, and the screw passes through the first baffle 321 and then is fixed on the threaded hole 23.

In an optional embodiment, the first sealing ring 322 is an L-shaped rubber ring made of a rubber material, wherein the height of the first sealing ring 322 in the vertical direction is matched with the thickness of the first baffle 321, and the shape of the first sealing ring 322 in the transverse direction is matched with the shape of the first baffle 321, so that the waterproof performance of the LED light bar can be effectively enhanced.

Specifically, the first sealing ring 322 includes a vertical end 3222 and a horizontal end 3221, the shape and size of the horizontal end 3221 are the same as those of the first blocking plate 321, and the height of the vertical end 3222 is adapted to the thickness of the first blocking plate 321.

In this embodiment, the horizontal end 3221 is provided with a positioning hole 3223 and a positioning post 3224, and the positioning hole 3223 and the positioning post 3224 are configured to cooperate with the limiting post and the limiting hole of the first retaining plate 321, so that the outer edge of the first sealing ring 322 is just flush with the outer edge of the first retaining plate 321.

In an alternative embodiment, the power module 50 is mounted on the first barrier 321 such that the power module 50 can be fixed on the bar frame 20 through the first barrier 321 and disposed in the sealed cavity.

Illustratively, the power module 50 includes a battery 51 and a battery holder 52, the battery holder 52 is connected to the first barrier 321, and the battery 51 is fixed to the battery holder 52.

In an alternative embodiment, the second baffle assembly 31 includes a second baffle 311 and a second sealing ring 312, the second baffle 311 is fixed on the strip frame 20, and the second sealing ring 312 fills a gap between the second baffle 311 and the strip frame 20 to prevent liquid such as water from entering the sealed cavity from the gap between the second baffle 311 and the strip frame 20.

In an alternative embodiment, the second sealing ring 312 is an L-shaped rubber ring made of rubber material, the height of the second sealing ring 312 in the vertical direction is adapted to the thickness of the second baffle 311, and the shape of the second sealing ring 312 in the transverse direction is adapted to the shape of the second baffle 311.

In an alternative embodiment, the second baffle 311 is fixed on the bar frame 20 by a locking member, wherein the bar frame 20 is provided with a threaded hole 23, the locking member is a screw, and the screw passes through the first baffle 321 and is fixed on the threaded hole 23.

After the technical scheme is adopted, the phenomenon that external dust, foreign matters or liquid enters the LED lamp strip can be effectively avoided, and the PCB 40, the electronic element and the power module 40 in the LED lamp strip are corroded, so that the LED lamp strip can be used outdoors in the presence of moisture or liquid, for example, in the rain.

As shown in fig. 1 to 10, according to a second aspect of the present application, the present application provides an LED light bar display screen, which is formed by assembling a plurality of LED light bars, wherein the LED light bar includes a light bar module 10, a bar frame 20, a baffle plate assembly 30, a PCB 40 and a power module 50; wherein, bar frame 20 is provided with logical groove structure 21, and baffle assembly 30 lid closes at the opening part that leads to groove structure 21 and forms a seal chamber with bar frame 20, and PCB board 40 and power module 40 hold in this seal chamber, have guaranteed that PCB board and power module can keep apart with external environment, have reached waterproof, dirt-proof effect.

In the description of the present application, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above disclosure provides many different embodiments or examples for implementing different structures of the application. The components and arrangements of specific examples are described above to simplify the present disclosure. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims

1. An LED light bar is characterized by comprising a light bar module, a bar-shaped frame, a baffle plate assembly, a PCB and a power supply module;

2. The LED light bar of claim 1, wherein the baffle assembly comprises a first baffle assembly and a second baffle assembly, and the first baffle assembly and the second baffle assembly cover the openings at the two ends of the through groove structure respectively.

3. The LED light bar of claim 2, wherein the first baffle assembly comprises a first baffle plate and a first sealing ring, the first baffle plate is fixed on the bar frame, and the first sealing ring fills a gap between the first baffle plate and the bar frame.

4. The LED lamp strip according to claim 3, wherein the first sealing ring is an L-shaped rubber ring made of rubber material, the height of the first sealing ring in the vertical direction is matched with the thickness of the first baffle plate, and the shape of the first sealing ring in the transverse direction is matched with the shape of the first baffle plate.

5. The LED light bar of claim 3, wherein the power module is mounted on the first bezel such that the power module can be secured to the bar frame via the first bezel.

6. The LED light bar of claim 5, wherein the power module comprises a battery and a battery support, the battery support is connected to the first baffle, and the battery is fixed to the battery support.

7. The LED light bar of claim 3, wherein the second baffle assembly comprises a second baffle fixed to the bar frame and a second sealing ring filling a gap between the second baffle and the bar frame.

8. The LED lamp strip according to claim 7, wherein the second sealing ring is an L-shaped rubber ring made of rubber material, the height of the second sealing ring in the vertical direction is matched with the thickness of the second baffle plate, and the shape of the second sealing ring in the transverse direction is matched with the shape of the second baffle plate.

9. The LED light bar of claim 3, wherein the first and second baffles are fixed to the bar frame by fasteners; or the strip-shaped frame is integrally manufactured and formed by adopting aluminum profiles.

10. An LED light bar display screen, characterized in that a plurality of LED light bars as claimed in any one of claims 1 to 9 are assembled and molded.