CN110718161A

CN110718161A - LED display screen lamp holder device

Info

Publication number: CN110718161A
Application number: CN201911177556.7A
Authority: CN
Inventors: 廖春辉
Original assignee: XUZHOU GLORIA TECHNOLOGY Co Ltd
Current assignee: XUZHOU GLORIA TECHNOLOGY Co Ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-01-21

Abstract

The invention discloses a lamp holder device of an LED display screen, which at least comprises a display screen, a fixed seat, a lampshade, a cylinder and radiating fins, wherein the fixed seat is fixed on the display screen, a circuit board is fixed inside the fixed seat, the lampshade is arranged at the top of the fixed seat, the cylinder is arranged at the center of the lower surface of the fixed seat, a power line is arranged below the circuit board, the power line penetrates through the cylinder and extends outwards for a certain distance, the power line is in contact with the inner wall of the cylinder, a plurality of radiating fins which are distributed in an annular array are arranged on the outer surface of the cylinder, and the cylinder is in threaded connection with the radiating. The heat dissipation device is simple in structure and novel in modeling, can effectively finish the heat dissipation work of the connection part of the power line and the fixed seat, and effectively enhances the heat dissipation effect of the heat dissipation device through the heat dissipation fins with the Y-shaped structures.

Description

LED display screen lamp holder device

Technical Field

The invention relates to the technical field of LED display screens, in particular to a lamp holder device of an LED display screen.

Background

The light emitting diode is a commonly used light emitting device, emits light by energy released by recombination of electrons and holes, and is widely applied in the field of illumination. The light emitting diode can efficiently convert electric energy into light energy, and is a common electronic advertisement display screen which forms a pattern by taking the LED as a light emitting element, so that outdoor advertisement propaganda can be conveniently carried out.

The existing LED lamp caps are often densely distributed on a display screen, after the LED lamp caps are used for a long time, high temperature is easily generated at a fixed seat, a power line often penetrates through the fixed seat to be connected with a circuit board in the fixed seat, and further the service life of the power line is probably influenced by the long-time high temperature, so that the problem to be solved in recent years is urgently solved by designing an LED display screen lamp cap device capable of dissipating heat at the joint of the power line and the fixed seat.

Disclosure of Invention

The invention aims to provide a lamp holder device of an LED display screen, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

LED display screen lamp holder device includes display screen, fixing base, lamp shade, drum and fin at least, be fixed with the fixing base on the display screen, the inside of fixing base is fixed with the circuit board, the top of fixing base is provided with the lamp shade, the lower surface center department of fixing base is provided with the drum, the below of circuit board is provided with the power cord, the power cord passes the drum and outwards extends the inner wall contact of one end distance and power cord and drum, the surface of drum is provided with a plurality of fin and drum and the fin that are the annular array and arrange for threaded connection between.

As a further scheme of the invention: the radiating fin is of a Y-shaped structure, and an opening is formed in the outer side of the radiating fin.

As a further scheme of the invention: grooves are formed in the inner walls of the two sides of the opening.

As a further scheme of the invention: the thickness of the radiating fin is 1-2 mm.

As a further scheme of the invention: the fixed seat and the lampshade are fixed through bolts.

As a further scheme of the invention: and two ends of the circuit board are fixedly connected with annular sealing rings.

Compared with the prior art, the invention has the beneficial effects that:

1) the invention gets rid of the defects that the traditional LED display screen lamp holder device cannot radiate the heat at the joint of the power line and the fixed seat, and develops a new method for designing the cylinder and the radiating fins which are arranged on the outer side of the cylinder on the lower surface of the fixed seat, thereby effectively radiating the heat at the joint of the power line and the fixed seat through the radiating fins which are arranged in the annular array. Meanwhile, in order to replace the radiating fins conveniently, the radiating fins and the cylinder are in threaded connection.

2) In order to better radiate heat, the radiating fins adopt Y-shaped structures, so that the contact area of the radiating fins and air is increased, and the radiating effect of the invention is effectively enhanced.

3) In consideration of the maintenance problem of the internal circuit board, the fixed seat and the lampshade are fixed through the bolt, when the circuit board in the fixed seat needs to be maintained, the bolt can be unscrewed to complete the separation work of the lampshade and the fixed seat, and then workers can conveniently maintain the circuit board in the fixed seat, so that the using effect of the invention is greatly enhanced.

In conclusion, the heat dissipation device is simple in structure and novel in shape, can effectively finish the heat dissipation work at the joint of the power line and the fixed seat, and effectively enhances the heat dissipation effect of the heat dissipation device through the heat dissipation fins with the Y-shaped structures.

Drawings

Fig. 1 is a schematic front view of a lamp holder device of an LED display screen.

Fig. 2 is a schematic bottom view of the heat sink of the present invention.

Fig. 3 is a schematic view of the entire structure of the opening in the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, in an embodiment of the present invention, the LED display screen lamp holder apparatus at least includes a display screen 100, a fixing base 200, a lamp cover 300, a cylinder 400 and heat dissipation fins 500, the fixing base 200 is fixed on the display screen 100, a circuit board 210 is fixed inside the fixing base 200, two ends of the circuit board 210 are both fixedly connected with an annular sealing ring 211, the lamp cover 300 is disposed on the top of the fixing base 200, the cylinder 400 is disposed at the center of the lower surface of the fixing base 200, a power line 220 is disposed below the circuit board 210, the power line 220 penetrates through the cylinder 400 and extends outward for a distance, the power line 220 contacts with the inner wall of the cylinder 400, a plurality of heat dissipation fins 500 arranged in an annular array are disposed on the outer surface of the cylinder 400, and the cylinder 400 is in threaded connection.

In order to better increase the heat dissipation effect, the heat dissipation plate 500 is in a Y-shaped structure, and the outer side of the heat dissipation plate 500 is provided with an opening 510, as shown in fig. 3, grooves 520 are formed on the inner walls of the two sides of the opening 510, so that the contact area between the heat dissipation plate 500 and air is increased, the heat dissipation effect of the invention is effectively enhanced, and the thickness of the heat dissipation plate 500 is 1-2 mm.

In actual installation, the fixing base 200 and the lampshade 300 are fixed through the bolts, when the circuit board 210 in the fixing base 200 needs to be overhauled, the bolts can be unscrewed to complete the separation work of the lampshade 300 and the fixing base 200, and then workers can conveniently overhaul the circuit board 210 in the fixing base 200, so that the using effect of the invention is greatly enhanced.

In summary, the present invention eliminates many defects caused by the conventional LED display screen lamp head device that the connection between the power line 220 and the fixing base 200 cannot be dissipated, and designs a new method for dissipating heat at the connection between the power line 220 and the fixing base 200 by using the cylinder 400 and the heat dissipation fins 500 arranged in the annular array on the outer side of the cylinder 400 on the lower surface of the fixing base 200, so as to effectively dissipate heat at the connection between the power line 220 and the fixing base 200 by using the heat dissipation fins 500 arranged in the annular array. Meanwhile, in order to replace the heat sink 500, the heat sink 500 and the cylinder 400 are screwed together.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

LED display screen lamp holder device, its characterized in that: at least, including display screen (100), fixing base (200), lamp shade (300), drum (400) and fin (500), be fixed with fixing base (200) on display screen (100), the inside of fixing base (200) is fixed with circuit board (210), the top of fixing base (200) is provided with lamp shade (300), the lower surface center department of fixing base (200) is provided with drum (400), the below of circuit board (210) is provided with power cord (220), power cord (220) pass drum (400) and outwards extend the inner wall contact of one end distance and power cord (220) and drum (400), the surface of drum (400) is provided with a plurality of fin (500) and drum (400) and the fin (500) that are the annular array and arrange for threaded connection between.
2. The LED display screen lamp holder device according to claim 1, wherein: the radiating fin (500) is of a Y-shaped structure, and an opening (510) is formed in the outer side of the radiating fin (500).
3. The LED display screen lamp holder device according to claim 2, wherein: grooves (520) are formed in the inner walls of the two sides of the opening (510).
4. The LED display screen lamp holder device according to claim 3, wherein: the thickness of the radiating fin (500) is 1-2 mm.
5. The LED display screen lamp holder device according to claim 1, wherein: the fixed seat (200) and the lampshade (300) are fixed through bolts.
6. The LED display screen lamp holder device according to claim 1, wherein: and two ends of the circuit board (210) are fixedly connected with annular sealing rings (211).