Advertising lamp box with replaceable advertising cloth

Abstract

The utility model discloses an advertising lamp box with replaceable advertising cloth, which comprises a base, the top surface of the base is fixedly connected with a lamp box, the top surface of the lamp box is fixedly connected with a mounting box, the top wall of the mounting box is fixedly connected with a first support frame, the side surface of the first support frame is provided with a rolling assembly, the rolling assembly is connected with a U-shaped frame, and the U-shaped frame is fixedly connected with the mounting box. A clamping assembly is arranged on the inner side face of the U-shaped frame, a mounting frame is fixedly connected to the bottom of the rear side face of the lamp box, a limiting assembly is arranged on the inner side of the mounting frame, and limiting holes are formed in the left side face and the right side face of the mounting frame. When the advertising lamp box is used, the U-shaped frame can be driven to descend to the bottom of the lamp box through the winding assembly, the advertising cloth is clamped through the clamping assembly, the U-shaped frame is driven to ascend to the top of the lamp box through the winding assembly, the bottom of the advertising cloth is fixed through the limiting assembly, and the advertising cloth is convenient to install and replace through matched use of the structures.

Description

Technical Field

[0001] The utility model relates to the technical field of advertising light boxes, in particular to an advertising light box with replaceable advertising cloth. Background Art

[0002] Advertising light boxes are generally made of blister, acrylic, inkjet cloth and other materials. They are hollow box-shaped advertising carriers with waterproof and luminous features. They are mainly suitable for indoor and outdoor advertising.

[0003] When the existing advertising light box is in use, the advertising cloth is glued inside the light box, which makes it difficult to replace and easily leaves residues, affecting subsequent use. Utility Model Content

[0004] The purpose of the present utility model is to provide an advertising light box with replaceable advertising cloth, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an advertising light box with replaceable advertising cloth, comprising a base, a light box fixedly connected to the top surface of the base, a mounting box fixedly connected to the top surface of the light box, a first support frame fixedly connected to the top wall of the mounting box, a winding assembly provided on the side of the first support frame, the winding assembly connected to a U-shaped frame, a clamping assembly provided on the inner side of the U-shaped frame, a mounting frame fixedly connected to the bottom of the rear side of the light box, a limiting assembly provided on the inner side of the mounting frame, and limiting holes provided on the left and right sides of the mounting frame.

[0006] Preferably, the winding assembly includes a motor, which is fixedly connected to the side of the first support frame, the motor output shaft passes through the first support frame and is fixedly connected to a connecting shaft, the connecting shaft is rotatably connected to the inner wall of the first support frame away from one end of the motor, and two winding wheels are fixedly connected at both ends of the connecting shaft, a traction rope is provided on the inside of the winding wheel, and the U-shaped frame is hung at the bottom end of the traction rope.

[0007] Preferably, the clamping assembly includes a plurality of first springs, which are fixedly connected to the inner side of the U-shaped frame, and the first spring is fixedly connected to a clamping plate at one end away from the U-shaped frame, and the clamping plate is fixedly connected to a sliding rod on the side close to the first spring, and the sliding rod is located on the inner side of the first spring, and the sliding rod passes through the U-shaped frame at one end away from the clamping plate and is fixedly connected to an extension plate.

[0008] Preferably, the limit assembly includes a limit block, which is movably arranged on the inner side of the mounting frame, and the limit block abuts against the inner side of the mounting frame. The rear ends of the left and right sides of the limit block are provided with mounting grooves, and a second spring is fixedly connected to one side of the inner side of the mounting groove, and the second spring is fixedly connected to a limit rod at one end away from the mounting groove.

[0009] Preferably, the two ends of the inner side of the installation box are fixedly connected to the second support frame, the inner side of the second support frame is rotatably connected to the rotating wheel, and the traction rope is movably arranged on the inner side of the rotating wheel near one end of the U-shaped frame.

[0010] Preferably, a handle is fixedly connected to the middle portion of the rear side surface of the limiting block.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] When the utility model is in use, the motor drives the connecting shaft to rotate, and the winding wheel releases the traction rope, so that the U-shaped frame drops to the bottom of the light box, and the extension plate is pulled, so that the sliding rod drives the clamping plate to squeeze the first spring, and one end of the advertising cloth is placed between the clamping plate and the U-shaped frame. Under the action of the first spring, the clamping plate and the U-shaped frame clamp the advertising cloth, and the motor is started again to drive the connecting shaft to rotate in the opposite direction, and the winding wheel retracts the traction rope, so that the U-shaped frame rises to the top of the light box, presses the limit rod into the installation groove, and inserts the limit block into the light box along the installation frame. The limit block fixes the bottom of the advertising cloth, and under the action of the second spring, the limit rod pops out into the limit hole, thereby limiting the limit block, and releasing the limit of the limit block. Repeating the above operation can remove the advertising cloth from the light box, making it easy to install and replace the advertising cloth. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a front sectional structural diagram of the installation box of the present utility model;

[0015] Figure 3 This is a schematic diagram of the side sectional structure of the installation box of the present utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the clamping assembly of the present utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0018] In the figure: 1. Base; 2. Light box; 3. Mounting box; 4. First support frame; 5. Winding assembly; 51. Motor; 52. Connecting shaft; 53. Winding wheel; 54. Pull rope; 6. U-shaped frame; 7. Clamping assembly; 71. First spring; 72. Clamping plate; 73. Slide rod; 74. Extension plate; 8. Mounting frame; 9. Limiting assembly; 91. Limiting block; 92. Mounting slot; 93. Second spring; 94. Limiting rod; 10. Limiting hole; 11. Second support frame; 12. Rotating wheel; 13. Handle. DETAILED DESCRIPTION

[0019] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-5 The utility model provides a technical solution: an advertising light box with replaceable advertising cloth, comprising a base 1, a light box 2 mounted on the top surface of the base 1 by bolts, a mounting box 3 mounted on the top surface of the light box 2 by bolts, a first support frame 4 mounted on the top wall of the mounting box 3 by bolts, a winding assembly 5 mounted on the side of the first support frame 4, a clamping assembly 7 mounted on the inner side of the U-shaped frame 6, a mounting frame 8 mounted on the bottom of the rear side of the light box 2 by bolts, a limit assembly 9 mounted on the inner side of the mounting frame 8, and limit holes 10 opened on the left and right sides of the mounting frame 8.

[0021] The winding assembly 5 includes a motor 51, which is electrically connected to an external power supply through a control switch. The motor 51 is installed on the side of the first support frame 4 by bolts. The output shaft of the motor 51 passes through the first support frame 4. The connecting shaft 52 is installed on the output shaft of the motor 51 through a coupling. The end of the connecting shaft 52 away from the motor 51 is rotatably installed on the inner wall of the first support frame 4 through a bearing. Two winding wheels 53 are installed at both ends of the connecting shaft 52 by bolts. The traction rope 54 is wrapped around the inner side of the winding wheel 53, and the U-shaped frame 6 is hung at the bottom end of the traction rope 54.

[0022] The clamping assembly 7 includes multiple first springs 71, which are welded to the inner side of the U-shaped frame 6. The clamping plate 72 is welded to the end of the first spring 71 away from the U-shaped frame 6. The sliding rod 73 is installed on the side of the clamping plate 72 close to the first spring 71 by bolts. The sliding rod 73 is located on the inner side of the first spring 71, and the end of the sliding rod 73 away from the clamping plate 72 passes through the U-shaped frame 6. The extension plate 74 is installed on the end of the sliding rod 73 away from the clamping plate 72 by bolts.

[0023] The limiting assembly 9 includes a limiting block 91, which is movably placed on the inner side of the mounting frame 8. The limiting block 91 abuts against the inner side of the mounting frame 8. The mounting groove 92 is opened at the rear ends of the left and right sides of the limiting block 91. The second spring 93 is welded to one side of the inside of the mounting groove 92. The limiting rod 94 is welded to the end of the second spring 93 away from the mounting groove 92.

[0024] The second support frame 11 is installed at both ends of the inner side of the installation box 3 by bolts, and the rotating wheel 12 is rotatably installed on the inner side of the second support frame 11 through a pin shaft. The traction rope 54 is movably placed on the inner side of the rotating wheel 12 near one end of the U-shaped frame 6.

[0025] The handle 13 is mounted on the middle portion of the rear side surface of the limiting block 91 by means of bolts.

[0026] Working principle: When the utility model is in use, the motor 51 is started, the motor 51 drives the connecting shaft 52 to rotate, the winding wheel 53 releases the traction rope 54, so that the U-shaped frame 6 drops to the bottom of the light box 2, and the extension plate 74 is pulled, so that the slide bar 73 drives the clamping plate 72 to squeeze the first spring 71, and puts one end of the advertising cloth between the clamping plate 72 and the U-shaped frame 6. Under the action of the first spring 71, the clamping plate 72 and the U-shaped frame 6 clamp the advertising cloth, and the motor 51 is started again, the motor 51 drives the connecting shaft 52 to rotate in the opposite direction, and the winding wheel 53 pulls the traction rope 54 into the The U-shaped portion 6 is retracted so as to rise to the top of the light box 2, and the limiting rod 94 is pressed into the mounting groove 92. The limiting block 91 is inserted into the light box 2 along the mounting frame 8. The limiting block 91 fixes the bottom of the advertising cloth. Under the action of the second spring 93, the limiting rod 94 pops out into the limiting hole 10, thereby limiting the limiting block 91. Pressing the limiting rod 94 into the mounting groove 92 can release the limiting of the limiting block 91. Repeating the above operation can remove the advertising cloth from the light box 2, making the advertising cloth easy to install and replace, and having the advantages of being easy to use and having good use effect.

[0027] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An advertising light box with replaceable advertising cloth, comprising a base (1), characterized in that: The top surface of the base (1) is fixedly connected to a light box (2), the top surface of the light box (2) is fixedly connected to a mounting box (3), the top wall of the mounting box (3) is fixedly connected to a first support frame (4), a winding assembly (5) is provided on the side of the first support frame (4), the winding assembly (5) is connected to a U-shaped frame (6), a clamping assembly (7) is provided on the inner side of the U-shaped frame (6), a mounting frame (8) is fixedly connected to the bottom of the rear side of the light box (2), a limiting assembly (9) is provided on the inner side of the mounting frame (8), and limiting holes (10) are provided on the left and right sides of the mounting frame (8).

2. The advertising light box with replaceable advertising cloth according to claim 1, characterized in that: The winding assembly (5) includes a motor (51), the motor (51) is fixedly connected to the side of the first support frame (4), the output shaft of the motor (51) passes through the first support frame (4) and is fixedly connected to a connecting shaft (52), the connecting shaft (52) is rotatably connected to the inner wall of the first support frame (4) at one end away from the motor (51), two winding wheels (53) are fixedly connected at both ends of the connecting shaft (52), a traction rope (54) is provided inside the winding wheel (53), and the U-shaped frame (6) is hung at the bottom end of the traction rope (54).

3. The advertising light box with replaceable advertising cloth according to claim 1, characterized in that: The clamping assembly (7) includes a plurality of first springs (71), the plurality of first springs (71) are fixedly connected to the inner side of the U-shaped frame (6), the first spring (71) is fixedly connected to a clamping plate (72) at one end away from the U-shaped frame (6), the clamping plate (72) is fixedly connected to a sliding rod (73) on a side close to the first spring (71), the sliding rod (73) is located on the inner side of the first spring (71), and the sliding rod (73) is fixedly connected to an extension plate (74) at one end away from the clamping plate (72).

4. The advertising light box with replaceable advertising cloth according to claim 1, characterized in that: The limiting assembly (9) includes a limiting block (91), the limiting block (91) is movably arranged on the inner side of the mounting frame (8), the limiting block (91) abuts against the inner side surface of the mounting frame (8), and the limiting block (91) is provided with a mounting groove (92) at the rear end of the left and right sides. A second spring (93) is fixedly connected to one side of the mounting groove (92), and the second spring (93) is fixedly connected to a limiting rod (94) at one end away from the mounting groove (92).

5. The advertising light box with replaceable advertising cloth according to claim 2, characterized in that: The two ends of the inner side of the installation box (3) are fixedly connected to the second support frame (11), the inner side of the second support frame (11) is rotatably connected to the rotating wheel (12), and the traction rope (54) is movably arranged on the inner side of the rotating wheel (12) near one end of the U-shaped frame (6).

6. The advertising light box with replaceable advertising cloth according to claim 4, characterized in that: A handle (13) is fixedly connected to the middle portion of the rear side surface of the limiting block (91).

Images