CN212229991U

CN212229991U - Structure of LED display screen

Info

Publication number: CN212229991U
Application number: CN202021274582.XU
Authority: CN
Inventors: 唐煜; 刘珊珊
Original assignee: Shenzhen Yongmingguang Technology Co ltd
Current assignee: Shenzhen Yongmingguang Technology Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-25
Anticipated expiration: 2030-07-03

Abstract

The utility model belongs to the technical field of LED display screens, and discloses a structure of an LED display screen, which comprises a bottom frame, a mounting plate is fixed in the bottom frame, a fixing plate is connected at the middle position of the upper surface wall of the mounting plate, a first slot is arranged in the middle of the upper surface wall of the fixed plate, a circuit board is arranged above the fixed plate, the middle position of the lower surface wall of the circuit board is connected with the inserting strip matched with the first slot, the two side walls of the inner part of the bottom frame are symmetrically provided with the limiting grooves, the insertion and fixation of the circuit board and the bottom frame are realized through the matching of the fixing plate, the first slot and the inserting strip, the mounting and the dismounting of the circuit board are convenient and fast, in addition, through the matching of the limiting grooves and the limiting blocks, when the circuit board is installed, the limiting block is inserted into the limiting groove, the circuit board can be limited, and the accuracy and the stability of the installation of the circuit board can be further improved.

Description

Structure of LED display screen

Technical Field

The utility model belongs to the technical field of the LED display screen, concretely relates to structure of LED display screen.

Background

The LED display screen is a flat panel display, is made up of LED module panel of one by one, the apparatus used for displaying various information such as characters, picture, video, etc., the LED display screen can realize the conversion among different forms to the presentation mode of many kinds of information, and can be used indoors, outdoors, have other incomparable advantages of display screen, it relies on the bright intensity to be high, the work power consumption is minor, the voltage demand is low, the apparatus is small and exquisite convenient, the service life is long, impact-resistant stability, the strong characteristic of resisting the external disturbance, develop rapidly and apply to each field extensively.

In chinese patent with patent number CN201210129428.7, a structure of an LED display screen is disclosed, in this patent, "the display screen structure adopts a unit board bottom board structure, the weight of the unit LED display module is reduced, the transportation cost is reduced, and the rapid installation of the LED display screen is realized", but this patent is more complicated to the installation of the circuit board and the bottom board, and is not accurate enough to target in place, in addition, the heat dissipation effect of the traditional display screen is poor, and the heat dissipation is not thorough enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure of LED display screen to the installation of the underframe that proposes traditional LED display screen structure circuit board and in solving above-mentioned background is comparatively complicated and accurate problem inadequately, and in addition, the radiating effect of traditional display screen is relatively poor, dispels the heat thorough problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a structure of LED display screen, includes the underframe, the inside of underframe is fixed with the mounting panel, the last wall intermediate position department of going up of mounting panel is connected with the fixed plate, first slot has been seted up to the last wall intermediate position department of fixed plate, the circuit board is installed to the top of fixed plate, the lower wall intermediate position department of table of circuit board is connected with the cutting with first slot looks adaptation, the spacing groove has been seted up to the inside both sides wall symmetry of underframe, the both sides wall symmetric connection of circuit board has the stopper with spacing groove looks adaptation, the display screen main part is installed on the top of circuit board.

Preferably, the mounting panel is gone up the surface wall and is located the both sides of fixed plate equidistant second slot of having seted up, the inside of second slot is inserted and is equipped with rather than assorted heat-conducting plate, the upper surface wall of heat-conducting plate has the heat conduction silica gel layer through the hot melt adhesive bonding, the up end on heat conduction silica gel layer contacts with the bottom of circuit board.

Preferably, the upper end face of the heat-conducting silica gel layer is equal in height to the upper end face of the fixing plate, and the side wall of the heat-conducting plate is provided with anti-skid grains.

Preferably, the upper surface wall of the bottom frame is connected with a side plate, and the upper end surface of the side plate is higher than the upper end surface of the display screen main body.

Preferably, the inner wall of the side plate is provided with an embedded groove, and the end parts of the circuit board and the display screen main body are inserted into the embedded groove.

Preferably, the curb plate is close to one side upper end integrated into one piece of circuit board has the chimb, the inner wall bonding of caulking groove has sealed the pad.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of fixed plate, first slot and cutting has realized that inserting of circuit board and underframe establishes fixedly, and the installation of circuit board is just swift with dismantling the square, in addition, through the cooperation of spacing groove and stopper, when the circuit board installation, makes the stopper insert to the spacing inslot, can carry on spacingly to the circuit board, can further improve the accuracy and the stability of circuit board installation.

(2) The utility model discloses a cooperation of second slot, heat-conducting plate and heat conduction silica gel layer makes the bottom of heat conduction silica gel layer and circuit board contact, can be fast with the heat derivation of electrical component production on this LED display screen circuit board go, has effectively reduced the inside temperature of this LED display screen, has avoided the damage of inside electrical component, has prolonged the life of this LED display screen.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the bottom frame of the present invention;

fig. 3 is a schematic structural diagram of the circuit board of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

in the figure: 1-bottom frame; 2-mounting a plate; 3-heat conducting plate; 4-a circuit board; 5-a display screen main body; 6, fixing a plate; 7-side plate; 8-a limiting block; 9-heat conducting silica gel layer; 10-a limiting groove; 11-a first slot; 12-a second slot; 13-cutting; 14-caulking groove; 15-convex edge.

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 only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides the following technical solutions: a structure of an LED display screen comprises a bottom frame 1, a mounting plate 2 is fixed inside the bottom frame 1, a fixing plate 6 is connected at the middle position of the upper wall of the mounting plate 2, a first slot 11 is arranged at the middle position of the upper wall of the fixing plate 6, a circuit board 4 is arranged above the fixing plate 6, an inserting strip 13 matched with the first slot 11 is connected at the middle position of the lower wall of the circuit board 4, limit grooves 10 are symmetrically arranged on two inner side walls of the bottom frame 1, limit blocks 8 matched with the limit grooves 10 are symmetrically connected on two side walls of the circuit board 4, the circuit board 4 which is inserted and arranged is convenient to install and disassemble, labor is saved and convenient, in addition, through the matching of the limit grooves 10 and the limit blocks 8, when the circuit board 4 is installed, the limit blocks 8 are inserted into the limit grooves 10, the circuit board 4 can be limited, the accuracy and the stability of the circuit board 4 can, a display main body 5 is mounted on the top end of the circuit board 4.

Further, the upper wall of the mounting plate 2 and the two sides of the fixing plate 6 are equidistantly provided with a second slot 12, the inside of the second slot 12 is inserted with a heat conducting plate 3 matched with the second slot, the upper wall of the heat conducting plate 3 is bonded with a heat conducting silica gel layer 9 through hot melt adhesive, the upper end face of the heat conducting silica gel layer 9 is contacted with the bottom end of the circuit board 4, the heat conducting silica gel layer 9 and the heat conducting plate 3 can rapidly conduct heat generated by the electric elements on the LED display screen circuit board 4 to be dissipated, the internal temperature of the LED display screen is effectively reduced, the damage of the internal electric elements is avoided, and the service life of the LED display screen is prolonged.

Furthermore, the upper end face of the heat-conducting silica gel layer 9 is equal to the upper end face of the fixing plate 6 in height, the side wall of the heat-conducting plate 3 is provided with anti-skid grains, and the friction force of the side wall of the heat-conducting plate 3 with the anti-skid grains is larger, so that the stability of inserting in the second slot 12 can be increased.

Further, the upper surface wall of the bottom frame 1 is connected with a side plate 7, the upper end surface of the side plate 7 is higher than the upper end surface of the display screen main body 5, and the side plate 7 can effectively block the end parts of the circuit board 4 and the display screen main body 5 to protect the end parts.

Furthermore, the inner wall of the side plate 7 is provided with an embedded groove 14, the end parts of the circuit board 4 and the display screen main body 5 are inserted into the embedded groove 14, and the stability of fixing the end parts of the circuit board 4 and the display screen main body 5 can be improved by the opening of the embedded groove 14.

Furthermore, a convex edge 15 is integrally formed at the upper end of one side of the side plate 7 close to the circuit board 4, a sealing gasket is bonded on the inner wall of the caulking groove 14, and the sealing performance of the protection of the circuit board 4 and the end part of the display screen main body 5 can be improved by the addition of the sealing gasket.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, utilize the cutting 13 to insert and establish into the first slot 11 of seting up on the fixed plate 6 in, the installation of establishing of inserting of circuit board 4 has been realized, be convenient for its follow-up installation and dismantlement, it is laborsaving convenient, wherein, when circuit board 4 installs, make stopper 8 insert to the spacing groove 10 that underframe 1 inner wall was seted up in, can carry on spacingly to circuit board 4, can further improve accuracy and the stability of circuit board 4 installation, furthermore, heat conduction silica gel layer 9 and heat-conducting plate 3 can be fast with the heat derivation of electric element production on this LED display screen circuit board 4 scattered, the inside temperature of this LED display screen has effectively been reduced, the damage of inside electric element has been avoided, the life of this LED display screen has been prolonged, in addition, set up the stability of 7 multiplicable fixed circuit board 4 of curb plate and the 5 tip of display screen main part of caulking groove 14.

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

Claims

1. The utility model provides a structure of LED display screen which characterized in that: including underframe (1), the inside of underframe (1) is fixed with mounting panel (2), the last wall intermediate position department of mounting panel (2) is connected with fixed plate (6), first slot (11) have been seted up to the last wall intermediate position department of fixed plate (6), circuit board (4) are installed to the top of fixed plate (6), the lower wall intermediate position department of circuit board (4) is connected with inserting strip (13) with first slot (11) looks adaptation, spacing groove (10) have been seted up to the inside both sides wall symmetry of underframe (1), the both sides wall symmetric connection of circuit board (4) has stopper (8) with spacing groove (10) looks adaptation, display screen main part (5) are installed on the top of circuit board (4).

2. The structure of the LED display screen of claim 1, wherein: the utility model discloses a heat-conducting plate, including mounting panel (2), mounting panel (2) upper surface wall and the both sides that are located fixed plate (6) equidistant second slot (12) of having seted up, the inside of second slot (12) is inserted and is equipped with rather than assorted heat-conducting plate (3), the upper surface wall of heat-conducting plate (3) bonds through the hot melt adhesive has heat conduction silica gel layer (9), the up end of heat conduction silica gel layer (9) contacts with the bottom of circuit board (4).

3. The structure of the LED display screen according to claim 2, wherein: the upper end face of the heat-conducting silica gel layer (9) is equal in height to the upper end face of the fixing plate (6), and anti-skid grains are formed in the side wall of the heat-conducting plate (3).

4. The structure of the LED display screen of claim 1, wherein: the upper surface wall of underframe (1) is connected with curb plate (7), the up end of curb plate (7) is higher than the up end of display screen main part (5).

5. The structure of the LED display screen of claim 4, wherein: the inner wall of the side plate (7) is provided with an embedded groove (14), and the end parts of the circuit board (4) and the display screen main body (5) are embedded into the embedded groove (14).

6. The structure of the LED display screen of claim 5, wherein: curb plate (7) are close to one side upper end integrated into one piece of circuit board (4) has chimb (15), the inner wall bonding of caulking groove (14) has sealed the pad.