CN214897370U

CN214897370U - Novel LED display screen mask

Info

Publication number: CN214897370U
Application number: CN202120464190.8U
Authority: CN
Inventors: 徐惠能; 郭艺伟
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-11-26
Anticipated expiration: 2031-03-03

Abstract

A novel LED display screen mask comprises a mask body and a shell, wherein the top end of the shell is provided with a mounting groove, the mounting groove is matched with the mask body, the front side and the rear side of the side wall of the left side and the right side of the mounting groove are respectively provided with a limiting groove, the front side and the rear side of the left side and the right side of the mask body are respectively provided with a fixing groove, a limiting rod is arranged in the fixing grooves in a sliding manner, one end of the limiting rod, far away from the limiting groove, is hinged with a fixing rod, the top end of the fixing groove of the mask body is provided with a fixing cavity, the bottom end of the fixing cavity is provided with a fixing port communicated with the fixing groove, a fixed gear is rotationally arranged in the fixing cavity, an operator rotates the rotary disc through the arrangement of the rotary disc, and can drive the rotation of the fixed gear through a spiral rod, so as to drive the movement of the limiting rod through the conduction of the connecting rod and the fixing rod, thereby facilitating the mounting and dismounting of the mask body, thereby facilitating cleaning thereof.

Description

Novel LED display screen mask

Technical Field

The utility model relates to a LED display screen face guard technical field specifically is a novel LED display screen face guard.

Background

The LED display screen is composed of LED dot matrixes, characters, pictures, animations and videos are displayed through the on and off of red or green lamp beads of the LED electronic display screen, the content can be changed at any time, and all components are display devices of modular structures. Generally, the display device comprises a display module, a control system and a power supply system. The display module is composed of a dot matrix consisting of LED lamps and is responsible for luminous display; the control system can display the contents of characters, pictures, videos and the like on the screen by controlling the on and off of the corresponding area, and the constant waving card mainly plays animation; the power supply system is responsible for converting input voltage and current into voltage and current required by the display screen, a grid type LED display mask is commonly used, and the LED grid screen is a large display which is the most important for information publishing and advertisement propaganda and can be used indoors or outdoors. LED screen on the existing market adopts rectangular form aluminum product installation LED lamp, plus the frame forms the display screen behind arranging side by side, however when using for a long time, LED display screen mask surface is easily infected with the dust, be not convenient for dismantle the clearance to it, the picture that leads to LED display screen to show is fuzzy, thereby the influence is watched and is experienced, under the long-time use simultaneously, display screen face guard surface easily accumulates the heat, cause the condition of catching fire easily, lead to the fragile problem of display screen.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a clean convenient novel LED display screen face guard.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel LED display screen mask comprises a mask body and a shell, wherein the top end of the shell is provided with a mounting groove, the mounting groove is matched with the mask body, the front side and the rear side of the side wall of the left side and the right side of the mounting groove are respectively provided with a limiting groove, the front side and the rear side of the left side and the right side of the mask body are respectively provided with a fixing groove, a limiting rod is arranged in the fixing groove in a sliding manner, one end, away from the limiting groove, of the limiting rod is hinged with a fixing rod, the mask body is positioned at the top end of the fixing groove and is provided with a fixing cavity, the bottom end of the fixing cavity is provided with a fixing port communicated with the fixing groove, a fixed gear is rotationally arranged in the fixing cavity, the eccentric position of the fixed gear is provided with a connecting rod, one end, away from the fixed gear, of the connecting rod passes through the fixing port to be hinged with the fixing rod, a spiral rod is rotationally arranged in the fixing cavity, the spiral rod is meshed with the fixed gear in a direction, and a turntable is arranged at the position, which corresponds to the top end of the mask body, the rotary disc is connected with the screw rod.

In order to facilitate the shock-absorbing performance that promotes the face guard body, the utility model discloses the improvement has, mounting groove bottom equipartition damping spring.

In order to facilitate the permeability of promoting the face guard body, the utility model discloses the improvement has, the face guard body sets up to the grid form.

In order to make the gag lever post stretch into the spacing inslot automatically for the convenience of making, thereby be convenient for install, the utility model discloses the improvement has, both sides lateral wall sets up the drive groove about the fixed slot, both sides lateral wall sets up the drive plate respectively about the gag lever post, the drive plate stretches into the drive inslot, set up drive spring between drive plate and the drive groove lateral wall.

In order to reduce the wearing and tearing between mounting groove lateral wall and the face guard body, the utility model discloses the improvement has, the mounting groove lateral wall sets up the rubber pad.

In order to facilitate the rotation of the rotary disc, the utility model discloses the improvement has, the surface of the side wall of the rotary disc sets up anti-skidding line.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel LED display screen face guard possesses following beneficial effect:

this novel LED display screen face guard, through the setting of carousel, fixed gear, connecting rod and gag lever post, operating personnel rotates the carousel, can drive the rotation of fixed gear through the hob to the conduction through connecting rod and dead lever drives the removal of gag lever post, thereby is convenient for install the dismantlement to the face guard body, thereby is convenient for clean it. Through damping spring's setting, be convenient for promote the shock attenuation performance of face guard body.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1;

in the figure: 1. a mask body; 2. a housing; 3. mounting grooves; 4. a limiting groove; 5. fixing grooves; 6. a limiting rod; 7. fixing the rod; 8. a fixed cavity; 9. a fixed port; 10. fixing a gear; 11. a connecting rod; 12. a screw rod; 13. a turntable; 14. a damping spring; 15. a drive slot; 16. a drive plate; 17. a drive spring.

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. 1-3, a novel LED display screen mask comprises a mask body 1 and a shell 2, wherein a mounting groove 3 is arranged at the top end of the shell 2, the mounting groove 3 is adapted to the mask body 1, a limiting groove 4 is respectively arranged at the front and rear sides of the left and right side walls of the mounting groove 3, a fixing groove 5 is respectively arranged at the front and rear sides of the left and right sides of the mask body 1, a limiting rod 6 is slidably arranged in the fixing groove 5, a fixing rod 7 is hinged to one end of the limiting rod 6 away from the limiting groove 4, a fixing cavity 8 is arranged at the top end of the fixing groove 5 of the mask body 1, a fixing port 9 is arranged at the bottom end of the fixing cavity 8 and is communicated with the fixing groove 5, a fixing gear 10 is rotatably arranged in the fixing cavity 8, a connecting rod 11 is arranged at an eccentric position of the fixing gear 10, one end of the connecting rod 11 away from the fixing gear 10 passes through the fixing port 9 and is hinged to the fixing rod 7, a screw rod 12 is rotatably arranged in the fixed cavity 8, the screw rod 12 is meshed with the fixed gear 10 in the direction, a rotary disc 13 is arranged at the position, corresponding to the screw rod 12, of the top end of the mask body 1, and the rotary disc 13 is connected with the screw rod 12.

Damping springs 14 are uniformly distributed at the bottom ends of the mounting grooves 3, so that the damping performance of the mask body 1 is improved conveniently.

The mask body 1 is arranged in a grid shape, so that the permeability of the mask body 1 is improved conveniently.

The utility model discloses a spacing pole, including fixed slot 5, drive plate 16, drive spring 17, limiting rod 6, limiting groove 4, drive plate 15, limiting rod 6, drive plate 16, drive spring 17, limiting groove 15, limiting rod 6, limiting groove 15, limiting groove, and limiting groove, driving groove 15, limiting spring, limiting groove, and limiting groove, and limiting groove, driving groove, and limiting groove, driving spring, and limiting groove, and limiting groove, and limiting groove, and limiting groove, driving spring, and limiting groove, are convenient to be convenient to install, and convenient to install, between driving groove, and limiting groove, and a portion, are convenient to be convenient to install, and convenient to be convenient to install, and convenient to be convenient to install, and to be convenient to install, between driving groove, and to be convenient to install.

3 lateral walls of mounting groove set up the rubber pad, can reduce the wearing and tearing between 3 lateral walls of mounting groove and face guard body 1.

The surface of the side wall of the rotary table 13 is provided with anti-skid grains, so that the rotary table 13 can be conveniently rotated.

To sum up, this novel LED display screen face guard, when using, operating personnel rotates carousel 13 and drives hob 12 and rotate, thereby drive fixed gear 10 and rotate, thereby drive connecting rod 11 and dead lever 7 and carry out the skew of angle and position, thereby retract gag lever post 6 in fixed slot 5, later operating personnel places face guard body 1 into mounting groove 3 in, later operating personnel loosens carousel 13, gag lever post 6 stretches into spacing groove 4 under drive spring 17's effect, thereby accomplish the installation to face guard body 1.

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 novel LED display screen face guard, includes face guard body (1) and casing (2), its characterized in that: the mask is characterized in that a mounting groove (3) is formed in the top end of the shell (2), the mounting groove (3) is matched with the mask body (1), limiting grooves (4) are respectively formed in the front side and the rear side of the side walls of the left side and the right side of the mounting groove (3), fixing grooves (5) are respectively formed in the front side and the rear side of the left side and the right side of the mask body (1), limiting rods (6) are arranged in the fixing grooves (5) in a sliding mode, one ends, far away from the limiting grooves (4), of the limiting rods (6) are hinged to fixing rods (7), the mask body (1) is located at the top end of the fixing grooves (5) and is provided with fixing cavities (8), fixing ports (9) are formed in the bottom ends of the fixing cavities (8) and communicated with the fixing grooves (5), fixing gears (10) are rotatably arranged in the fixing cavities (8), connecting rods (11) are arranged at eccentric positions of the fixing gears (10), one ends, far away from the fixing gears (10), of the connecting rods (11), penetrate through the fixing ports (9) and are hinged to the fixing rods (7), the mask is characterized in that a spiral rod (12) is rotationally arranged in the fixed cavity (8), the spiral rod (12) is meshed with the fixed gear (10), a rotary disc (13) is arranged at the position, corresponding to the spiral rod (12), of the top end of the mask body (1), and the rotary disc (13) is connected with the spiral rod (12).

2. The novel LED display screen mask as claimed in claim 1, wherein: damping springs (14) are uniformly distributed at the bottom end of the mounting groove (3).

3. The novel LED display screen mask as claimed in claim 1, wherein: the mask body (1) is arranged in a grid shape.

4. The novel LED display screen mask as claimed in claim 1, wherein: the device is characterized in that driving grooves (15) are formed in the side walls of the upper side and the lower side of the fixing groove (5), driving plates (16) are respectively arranged on the side walls of the upper side and the lower side of the limiting rod (6), the driving plates (16) stretch into the driving grooves (15), and driving springs (17) are arranged between the driving plates (16) and the side walls of the driving grooves (15).

5. The novel LED display screen mask as claimed in claim 1, wherein: and a rubber pad is arranged on the side wall of the mounting groove (3).

6. The novel LED display screen mask as claimed in claim 1, wherein: the surface of the side wall of the rotary disc (13) is provided with anti-skid grains.