LED advertisement painting screen convenient to replace quickly

Abstract

The invention relates to an LED advertisement painting screen convenient to replace quickly, which is characterized in that the LED advertisement painting screen comprises a mounting frame and a painting screen body, and the painting screen body is detachably arranged on the side wall of the mounting frame; a hoisting device is fixedly arranged at the upper end of the mounting frame; the spray painting screen body comprises a plurality of display units, and the display units are arranged on the side wall of the mounting frame; the edge of one end, close to the side wall of the mounting frame, of each display unit is rotatably connected through a movable hinge, the edge of the other end, close to the side wall of the mounting frame, of each display unit is provided with a fixing piece capable of fixing the display unit, and the fixing pieces are detachably connected with the mounting frame. Compared with the prior art, the advertisement picture can be rapidly replaced, time and labor are saved, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of inkjet screens, and in particular to an LED advertising inkjet screen that is easy to replace quickly. Background Art

[0002] At present, the market share of inkjet screens is getting bigger and bigger, and they have more prominent advantages in advertising and large signs: as a carrier of advertising, it can display inkjet advertising pictures during the day and video programs at night, which can realize energy saving and variable display of inkjet screens. Most of the existing outdoor LED display screens are maintained after the frame. The pattern (LOGO) of the advertising inkjet screen is changed very frequently, and the inkjet screen at high altitude is not convenient to change. In addition, the display area of ​​the inkjet screen is large, and it is difficult to quickly change the advertising picture from the front of the screen; and it is difficult and time-consuming to change from the back of the screen. Now the frame-mounted large screens are all supported and connected by unit boxes. To change the unit box, it must be disassembled from top to bottom layer by layer, which is a lot of work. It is even more difficult to change the advertising picture on the surface of the LED advertising inkjet screen. The entire screen must be removed to change the advertising panel, so it is necessary to solve this problem. Summary of the invention

[0003] The present invention aims to solve at least one of the above technical problems in the prior art to a certain extent. To this end, one purpose of the present invention is to provide an LED advertising inkjet screen that can quickly replace advertising images, save time and effort, and is convenient and fast to replace.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: an LED advertising inkjet screen that is easy to replace quickly, comprising a mounting frame and an inkjet screen body, wherein the inkjet screen body is detachably placed on the side wall of the mounting frame; a hoisting device is fixedly provided on the upper end of the mounting frame;

[0005] The inkjet screen body includes a plurality of display units, and the plurality of display units are arranged on the side wall of the mounting frame; an edge of one end of the side wall of each display unit close to the mounting frame is rotatably connected via a movable hinge, and an edge of the other end of the side wall of each display unit close to the mounting frame is provided with a fixing member for fixing the display unit, and the fixing member is detachably connected to the mounting frame.

[0006] The beneficial effects of the present invention are as follows: a plurality of display units are detachably connected to the mounting frame, so that any display unit can be easily replaced, and the replacement of the advertising screen can be completed quickly, which saves time and effort and is convenient and fast.

[0007] Based on the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, the display unit includes a box, a display module and a panel. The display module is fixedly placed on a side wall of the box at one end away from the mounting frame, and the panel is detachably placed on the display module.

[0009] The beneficial effect of adopting the above further solution is that the panel can be detachably placed on the display module, so that the panel can be easily replaced.

[0010] Furthermore, one or more electromagnets are fixedly arranged on the panel surface close to the display module, and the panel can be magnetically attracted to the display module through the electromagnets.

[0011] Furthermore, four electromagnets are provided, and the four electromagnets are arranged at four corners of the panel in a one-to-one correspondence.

[0012] The beneficial effect of adopting the above further solution is that the four electromagnets facilitate quick fixing of the panel, as well as quick disassembly and replacement of the panel.

[0013] Furthermore, safety pins are provided at the four corners of the panel, and the panel is fixedly connected to the display module via the safety pins.

[0014] The beneficial effect of adopting the above further solution is: the panel is fixed by using the safety pin in conjunction with the four electromagnets, thereby improving the stability of the panel.

[0015] Furthermore, a switch is provided on the panel corresponding to the safety pin, and the power circuit of the electromagnet is connected to the display module via the switch. When the safety pin is inserted into the panel, the switch is pressed to connect the power circuit of the electromagnet. When the safety pin is pulled out, the switch disconnects the power circuit of the electromagnet.

[0016] The beneficial effect of adopting the above further solution is: the safety pin is used to control the power supply circuit of the electromagnet, which makes it easy to replace the panel and can quickly and efficiently replace the advertising pattern.

[0017] Furthermore, a plurality of LED lamp beads are arranged on a surface of the panel away from the display module.

[0018] The beneficial effect of adopting the above further solution is that multiple LED lamp beads are electrically connected to the display module to realize LED advertising screen display. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural schematic diagram of an LED advertising inkjet screen that is easy to quickly replace according to the present invention;

[0020] Figure 2 It is a schematic diagram of the structure of the installation frame and the display unit of the present invention;

[0021] Figure 3 for Figure 2 A magnified schematic diagram of point A;

[0022] Figure 4 It is a schematic structural diagram of the panel of the present invention.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Install the frame;

[0025] 2. Printing screen body, 201, display unit, 202, movable hinge, 203, fixing part;

[0026] 2011, cabinet, 2012, display module, 2013, panel, 2014, electromagnet, 2015, safety pin, 2016, LED lamp beads;

[0027] 3. Lifting device. DETAILED DESCRIPTION

[0028] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0029] like Figures 1 to 4 As shown, an LED advertising inkjet screen that is easy to replace quickly includes a mounting frame 1 and an inkjet screen body 2. The inkjet screen body 2 is detachably placed on the side wall of the mounting frame 1; a hoisting device 3 is fixedly provided on the upper end of the mounting frame 1;

[0030] The inkjet screen body 2 includes a plurality of display units 201, and the plurality of display units 201 are arranged on the side wall of the mounting frame 1; the edge of one end of the side wall of each display unit 201 close to the mounting frame 1 is rotatably connected via a movable hinge 202, and the edge of the other end of the side wall of each display unit 201 close to the mounting frame 1 is provided with a fixing part 203 for fixing the display unit 201, and the fixing part 203 is detachably connected to the mounting frame 1.

[0031] During the specific application of this embodiment, when the inkjet screen needs to be replaced, the maintenance personnel can reach the display unit 201 that needs to be replaced through the disassembly channel on the installation frame 1; first disassemble the L-shaped fixing part 203, and then rotate the display unit 201, and the display unit 201 is rotated to the set position through the movable hinge 202, and then the display unit 201 and the movable hinge 202 are disassembled, and the disassembled display unit 201 is hoisted to the ground through the hoisting device 3, so that the display unit 201 can be quickly disassembled; when installing a new display unit 201, the new display unit 201 is hoisted to the set position through the hoisting device 3, one end of the new display unit 201 is connected to the movable hinge 202, and the new display unit 201 is rotated to the set position, and then the fixing part 203 is installed, and the new display unit 201 is limited and fixed by the fixing part 203 and the movable hinge 202, so that the display unit 201 can be quickly replaced.

[0032] The entire inkjet picture / LOGO pattern of this embodiment can be divided into different display units 201 according to the spacing between the LED display screens and spliced ​​together; multiple display units 201 are detachably connected to the installation frame 1, and the display units 201 can be taken out individually from the entire large screen body, which is convenient for replacing any display unit 201, and the replacement of the advertising picture can be completed quickly, which saves time and effort, and is convenient and fast.

[0033] In the above embodiment, the display unit 201 includes a box body 2011, a display module 2012 and a panel 2013. The display module 2012 is fixedly placed on a side wall of the box body 2011 away from the mounting frame 1, and the panel 2013 is detachably placed on the display module 2012.

[0034] In this embodiment, the panel 2013 is detachably placed on the display module 2012, and the display module 2012 is fixed on the box 2011, so that the panel 2013 can be easily replaced. The panel 2013 is made of UV spray-painted patterns on galvanized steel plates and can be repeatedly spray-painted. The UV spray-painted images have high color saturation, are environmentally friendly, and are durable, and are very suitable for use as outdoor advertising screens.

[0035] In the above embodiment, one or more electromagnets 2014 are fixedly disposed on the surface of the panel 2013 close to the display module 2012 , and the panel 2013 can be magnetically attracted to the display module 2012 through the electromagnets 2014 .

[0036] In the above embodiment, four electromagnets 2014 are provided, and the four electromagnets 2014 are arranged at the four corners of the panel 2013 in a one-to-one correspondence.

[0037] In this embodiment, the panel 213 is magnetically fixed to the display module 212 using four electromagnets 2014. The power supply method of the four electromagnets 2014 is consistent with that of the display module 2012. When the display module 2012 is powered on, the four electromagnets 2014 are powered on. When the panel 2013 needs to be disassembled, the display module 2012 and the four electromagnets 2014 are powered off, so that the four electromagnets 2014 do not generate magnetic attraction force, thereby facilitating quick disassembly and replacement of the panel 2013.

[0038] In the above embodiment, safety pins 2015 are further provided at the four corners of the panel 2013 , and the panel 2013 is fixedly connected to the display module 2012 via the safety pins 2015 .

[0039] In this embodiment, the safety pin 2015 is used in conjunction with four electromagnets 2014 to fix the panel 2013, thereby improving the stability of the panel 2013.

[0040] In the above embodiment, a switch is provided at the panel 2013 corresponding to the safety pin 2015, and the power circuit of the electromagnet 2014 is connected to the display module 2012 via the switch. When the safety pin 2015 is inserted into the panel 2013, the switch is pressed to connect the power circuit of the electromagnet 2014. When the safety pin 2015 is pulled out, the switch disconnects the power circuit of the electromagnet 2014.

[0041] This embodiment utilizes the safety pin 2015 to control the energized circuit of the electromagnet 2014, so that the panel 2013 can be replaced quickly and efficiently to replace the advertising pattern.

[0042] In the above embodiment, a plurality of LED lamp beads 2016 are arranged on the surface of the panel 2013 away from the display module 2012 .

[0043] In this embodiment, a plurality of LED lamp beads 2016 are arranged on the panel 2013, and the plurality of LED lamp beads 2016 are electrically connected to the display module 2012 to realize LED advertising screen display.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An LED advertising inkjet screen that is easy to replace quickly, characterized by: It comprises a mounting frame (1) and a printing screen body (2), wherein the printing screen body (2) is detachably placed on the side wall of the mounting frame (1); a hanging device (3) is fixedly provided on the upper end of the mounting frame (1); The inkjet screen body (2) comprises a plurality of display units (201), which are arranged on the side wall of the mounting frame (1); an edge of one end of the side wall of each display unit (201) close to the mounting frame (1) is rotatably connected via a movable hinge (202), and an edge of the other end of the side wall of each display unit (201) close to the mounting frame (1) is provided with a fixing member (203) capable of fixing the display unit (201), and the fixing member (203) is detachably connected to the mounting frame (1).

2. The LED advertising inkjet screen that is easy to replace quickly according to claim 1 is characterized by: The display unit (201) comprises a box (2011), a display module (2012) and a panel (2013); the display module (2012) is fixedly placed on a side wall of the box (2011) at one end away from the installation frame (1); and the panel (2013) is detachably placed on the display module (2012).

3. The LED advertising inkjet screen that is easy to replace quickly according to claim 2 is characterized by: One or more electromagnets (2014) are fixedly arranged on the surface of the panel (2013) close to the display module (2012), and the panel (2013) can be magnetically attracted to the display module (2012) through the electromagnets (2014).

4. The LED advertising inkjet screen that is easy to replace quickly according to claim 3 is characterized by: Four electromagnets (2014) are provided, and the four electromagnets (2014) are arranged at four corners of the panel (2013) in a one-to-one correspondence.

5. The LED advertising inkjet screen that is easy to replace quickly according to claim 3 or 4, characterized in that: Safety pins (2015) are also provided at the four corners of the panel (2013), and the panel (2013) is fixedly connected to the display module (2012) via the safety pins (2015).

6. The LED advertising inkjet screen that is easy to replace quickly according to claim 5 is characterized by: A switch is provided on the panel (2013) at a position corresponding to the safety pin (2015); the power circuit of the electromagnet (2014) is connected to the display module (2012) via the switch; when the safety pin (2015) is inserted into the panel (2013), the switch is pressed to connect the power circuit of the electromagnet (2014); when the safety pin (2015) is pulled out, the switch disconnects the power circuit of the electromagnet (2014).

7. The LED advertising inkjet screen that is easy to replace quickly according to claim 2 is characterized by: A plurality of LED lamp beads (216) are arranged on a surface of the panel (2013) away from the display module (2012).

Images