CN221239398U - LED screen with cooling effect - Google Patents

Abstract

The utility model relates to the technical field of LED screens and discloses an LED screen with a cooling effect, which comprises a main frame, a plurality of display screen panels and a power panel connected with a control main board at the back of the display screen panels through wires, wherein a support frame for supporting the back of the display screen panels is arranged on the main frame, dust-proof seats mounted on the power panel are fixed on the support frame and correspond to the positions of the display screen panels, the sections of the dust-proof seats are 匚 -shaped and extend along the horizontal direction, a screen plate wrapped on the outer side of the power panel is arranged on the dust-proof seats, and a heat dissipation fan for conveying air flow towards the dust prevention is arranged on the screen plate. Utilize the otter board parcel in the power strip outside, the otter board can carry out further dustproof protection to the power strip at first, and the heat dissipation fan on the otter board can permeate the otter board back and carry out the air current to the power strip in doing towards dustproof to play the effect of heat dissipation, cooling to the power strip, can be favorable to guaranteeing the performance of power strip at last.

Description

LED screen with cooling effect

Technical Field

The utility model belongs to the technical field of LED screens, and particularly relates to an LED screen with a cooling effect.

Background

The LED screen mainly comprises a display screen, a control main board and a power supply board, wherein the control main board is directly connected to the back surface of the display screen, the power supply board is connected with the control main board through a wire, and the power supply board inputs 220V voltage and then outputs 5V voltage to the control main board.

Currently, chinese patent publication No. CN219533998U, publication No. 2023, 8, 15 discloses an LCD panel with waterproof structure, which includes an assembly frame and a main screen assembled on the assembly frame and formed by splicing a plurality of panels, the main screen is disposed at one side of the assembly frame and detachably connected with the assembly frame; a backboard is arranged on one side of the assembly frame, which is far away from the main screen, a protection groove for accommodating the main screen is formed on one side of the backboard, which faces the assembly frame, two shearing fork rod pieces which can extend are arranged in the protection groove, one end of each shearing fork rod piece is arranged in the protection groove and connected with the protection groove, and the other end of each shearing fork rod piece extends out of the protection groove and is connected with the assembly frame; a plurality of locating pieces are arranged on two sides of the assembly frame, and each locating piece is matched with each limiting hole formed in the inner wall of the protection groove.

Wherein a plurality of panels are spliced in the assembly frame to form a main screen; however, because the power panel is arranged on the back surface of the panel, and the space where the power panel is arranged after the assembly frame is arranged on the wall surface is narrow, the power panel can be scalded and heated under the influence of a plurality of factors such as over high ambient temperature, adhesion of surface dust, overlarge equipment load and the like, and finally the service performance of the power panel can be influenced.

Disclosure of utility model

The utility model aims to provide an LED screen with a cooling effect, which can realize dust prevention and cooling of a power panel.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a LED screen with cooling effect, includes main frame, a plurality of display screen panel that are located the main frame, passes through the power strip that the wire is connected with the control mainboard of display screen panel back, be provided with the carriage that is used for supporting in a plurality of display screen panel back departments on the main frame, the position department that just corresponds every display screen panel on the carriage all is fixed with the dustproof seat of power strip installation, the cross-section of dustproof seat is "匚" font and extends along the horizontal direction, be provided with the otter board of parcel in the power strip outside on the dustproof seat, be provided with the radiator that is used for carrying the air current in towards dustproof doing on the otter board.

The utility model is further provided with: through holes are formed in four folded corners of the power panel, and four connecting columns penetrating through the four through holes respectively are arranged in the dustproof seat.

The utility model is further provided with: the utility model discloses a dustproof seat, including the spliced pole, the spliced pole is kept away from the one end department of dustproof seat and has been seted up the screw hole, the dog-ear department of otter board has been seted up the mounting hole of corresponding screw hole position, be provided with the mounting bolt of threaded connection at threaded hole behind the mounting hole on the spliced pole.

The utility model is further provided with: the lateral wall that the otter board is close to dust seat one side is located the position department of mounting hole and is provided with the uide bushing of cover on the spliced pole.

The utility model is further provided with: one end of the guide sleeve, which is far away from the screen plate, tightly presses the power panel on the dust-proof seat.

The utility model is further provided with: the support frame comprises a grid plate connected in the main frame and a heat dissipation grid plate arranged in grid holes of the grid plate.

The utility model is further provided with: the middle part position department of main frame back is provided with horizontal stiffener, be provided with many support arms that are used for connecting on the grid board on the stiffener.

In summary, the utility model has the following beneficial effects:

1. When the display screen panel is spliced and installed on the main frame, the back of the display screen panel is supported on the supporting frame, and the power panel connected with the display screen panel is embedded into the dustproof seat, and the dustproof seat with the cross section in the shape of 匚 and extending along the horizontal direction can protect the power panel from dust; meanwhile, the screen plate is wrapped on the outer side of the power panel, the screen plate can carry out further dustproof protection on the power panel, and the heat dissipation fan on the screen plate can carry out air flow conveying towards the power panel in the dustproof mode after penetrating through the screen plate, so that the effects of heat dissipation and temperature reduction on the power panel are achieved, and finally the service performance of the power panel can be guaranteed;

2. The power panel utilizes the through hole at the folded angle to pass through the connecting column in the dustproof seat, and the connecting column can limit the power panel, so that the stability of the position of the power panel in the dustproof seat is facilitated;

3. After the screen plate is wrapped on the outer side of the power panel, the screen plate is connected in the threaded holes on the connecting columns by utilizing the mounting bolts after penetrating through the mounting holes on the screen plate, and then the detachable mounting of the screen plate on the dust-proof seat can be realized, so that the power panel can be conveniently disassembled, assembled and maintained after the screen plate is opened;

4. The guide sleeve of the screen plate is sleeved on the connecting column, so that the guide sleeve can play a role in guiding, the quick alignment of the mounting holes with the threaded holes is facilitated, and the screen plate is quickly mounted on the dust-proof seat;

5. Meanwhile, the power panel is pressed on the dustproof seat by utilizing one end, far away from the screen plate, of the guide sleeve, and the guide sleeve can limit the movement of the power panel along the connecting column, so that the stable installation of the power panel in the dustproof seat is facilitated;

6. The supporting frame comprises a grid plate connected in the main frame and a heat dissipation grid plate arranged in the grid holes of the grid plate, so that the grid plate and the heat dissipation grid plate can meet the requirements of ventilation and heat dissipation while improving the supporting stability, and finally, the stable installation of the display screen panel in the main frame can be facilitated;

7. The main frame can increase structural strength by utilizing the transverse reinforcing rods, and meanwhile, the reinforcing rods are connected with the grid plates in the supporting frames by utilizing the supporting arms, so that the supporting effect of the supporting arms on the grid plates is achieved, and the supporting frames are favorable for stably supporting the display screen panel.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model wherein the display panel is shown exploded;

FIG. 3 is a schematic view of the back of the main frame of the present utility model;

Fig. 4 is an exploded view of the connection relationship among the power panel, the dust-proof seat, the mesh panel and the heat dissipation fan in the utility model.

In the figure, 1, a main frame; 11. a reinforcing rod; 111. a support arm; 2. a display panel; 3. a power panel; 31. a through hole; 4. a support frame; 41. a grating plate; 42. a heat dissipation grid plate; 5. a dust-proof seat; 51. a connecting column; 511. a threaded hole; 512. installing a bolt; 6. a screen plate; 61. a heat radiation fan; 62. a mounting hole; 63. a guide sleeve.

Description of the embodiments

The technical solutions in the embodiments will be clearly and completely described below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, the LED screen with cooling effect comprises a main frame 1, a display screen panel 2 and a power panel 3, wherein the main frame 1 is fixed on a wall surface by bolts, the display screen panel 2 is provided with four display screen panels and is spliced and installed in the main frame 1, the display screen panel 2 is an LED screen panel, the power panel 3 is connected with a control main board in the display screen panel 2 by wires, meanwhile, the main frame 1 is provided with a supporting frame 4 for supporting the back sides of the display screen panels 2, the supporting frame 4 comprises grid panels 41 and a heat dissipation grid plate 42, the periphery side of the grid panels 41 is welded and fixed with the inner side of the main frame 1, the display screen panel 2 is fixed on the grid panels 41 by bolts, and the heat dissipation grid plate 42 is welded inside grid holes of the grid panels 41; and a transverse reinforcing bar 11 is integrally provided at a central position of the rear of the main frame 1, wherein a plurality of supporting arms 111 are integrally provided on the reinforcing bar 11 to be coupled to the grid plates 41 by bolts, and the plurality of supporting arms 111 are uniformly spaced apart along the extending direction of the reinforcing bar 11.

Referring to fig. 3 and 4, the dustproof seat 5 is fixed on the supporting frame 4 and at the position corresponding to each display screen panel 2 through bolts, the cross section of the dustproof seat 5 is 匚 -shaped and extends along the horizontal direction, the dustproof seat 5 can be used for installing the power panel 3 after being embedded, the screen plate 6 wrapped on the outer side of the power panel 3 is arranged on the dustproof seat 5, and the heat dissipation fan 61 for conveying air flow towards dust prevention is fixed on the screen plate 6 through bolts.

Referring to fig. 3 and 4, through holes 31 are formed at four corners of the power panel 3, four connecting columns 51 penetrating through the four through holes 31 are integrally formed in the dust-proof seat 5, a threaded hole 511 is formed at one end of the connecting column 51 far away from the dust-proof seat 5, a mounting hole 62 corresponding to the position of the threaded hole 511 is formed at the corner of the screen panel 6, and a mounting bolt 512 penetrating through the mounting hole 62 and then being in threaded connection with the threaded hole 511 is arranged on the connecting column 51; and the side wall of the screen plate 6, which is close to one side of the dust-proof seat 5, and the position of the mounting hole 62 is integrally provided with a guide sleeve 63 sleeved on the connecting column 51, wherein one end of the guide sleeve 63, which is far away from the screen plate 6, compresses the power panel 3 on the dust-proof seat 5.

Principle of: when the display screen panel 2 is spliced and installed on the main frame 1, the back of the display screen panel 2 is supported on the supporting frame 4, and the power panel 3 connected with the display screen panel 2 is embedded into the dustproof seat 5, and the dustproof seat 5 with the cross section being '匚' and extending along the horizontal direction can protect the power panel 3 from dust; meanwhile, the screen plate 6 is wrapped outside the power panel 3, the screen plate 6 can carry out further dustproof protection on the power panel 3, and the radiating fan 61 on the screen plate 6 can transmit the air flow to the power panel 3 in the dustproof mode after passing through the screen plate 6, so that the power panel 3 has the functions of radiating and cooling, and the service performance of the power panel 3 can be guaranteed.

Wherein otter board 6 is after the parcel is in power strip 3 outside, utilize mounting bolt 512 to pass behind the mounting hole 62 on otter board 6 threaded connection screw hole 511 on spliced pole 51, establish on spliced pole 51 and tip compress tightly power strip 3 on dustproof seat 5 simultaneously with uide bushing 63 cover, can realize the demountable installation of otter board 6 on dustproof seat 5 this moment to be convenient for open after otter board 6 to power strip 3 dismouting and maintenance.

Claims (7)

1. The utility model provides a LED screen with cooling effect, includes main frame (1), a plurality of display screen panel (2) that are located in main frame (1), passes through power strip (3) that the wire is connected with the control mainboard of display screen panel (2) back, its characterized in that: be provided with on main frame (1) and be used for supporting frame (4) in the back department of a plurality of display screen panels (2), all be fixed with dustproof seat (5) of power supply board (3) installation on supporting frame (4) and the position department that corresponds every display screen panel (2), the cross-section of dustproof seat (5) is "匚" font and extends along the horizontal direction, be provided with on dustproof seat (5) otter board (6) of parcel in the power supply board (3) outside, be provided with on otter board (6) and be used for carrying radiator fan (61) of air current in the dustproof seat.

2. The LED screen with cooling effect of claim 1, wherein: through holes (31) are formed in four folding corners of the power panel (3), and four connecting columns (51) penetrating through the four through holes (31) respectively are arranged in the dustproof seat (5).

3. The LED screen with cooling effect of claim 2, wherein: threaded holes (511) are formed in one end, far away from the dustproof seat (5), of the connecting column (51), mounting holes (62) corresponding to the positions of the threaded holes (511) are formed in the folded corners of the screen plate (6), and mounting bolts (512) penetrating through the mounting holes (62) and then being connected in the threaded holes (511) in a threaded mode are arranged on the connecting column (51).

4. A LED screen with cooling effect according to claim 3, characterized in that: the side wall of the screen plate (6) close to one side of the dust-proof seat (5) and the position of the installation hole (62) are provided with a guide sleeve (63) sleeved on the connecting column (51).

5. The LED screen with cooling effect of claim 4, wherein: one end of the guide sleeve (63) far away from the screen plate (6) tightly presses the power panel (3) on the dust-proof seat (5).

6. The LED screen with cooling effect of claim 1, wherein: the support frame (4) comprises a grating plate (41) connected in the main frame (1), and a heat dissipation grating plate (42) arranged in grating holes of the grating plate (41).

7. The LED screen with cooling effect of claim 5, wherein: a transverse reinforcing rod (11) is arranged at the middle position of the back of the main frame (1), and a plurality of supporting arms (111) used for being connected to the grid plates (41) are arranged on the reinforcing rod (11).