LED advertising lamp box with height convenient to adjust

Abstract

The utility model discloses an LED advertising lamp box with the height convenient to adjust. The LED advertising lamp box comprises a frame body, an advertising display board is installed at one end in the frame body, a hand lever is installed on one side of a worm, a lamp strip is arranged at one end of the frame body, a bottom plate is installed at the bottom end of the frame body, and fixing screws are installed at the top end of the bottom plate. Teeth are arranged on one side of the interior of the advertisement display board at equal intervals, and the teeth arranged on one side of the advertisement display board are meshed with the gear in shape, so that a user can rotate the worm by rotating the hand lever, and the gear can be driven to rotate when the worm rotates, so that the advertisement display board is convenient to use. According to the advertisement display device, the gear can drive the advertisement display board to move through the shape of the gear, so that the advertisement display board can ascend and descend relative to the sliding groove formed in the frame body, and a user can effectively and rapidly replace advertisement content when replacing the advertisement content; therefore, the purpose of conveniently adjusting the height of the advertisement display board is achieved.

Description

Technical Field

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

[0002] A billboard is a signal tool in the pulling system to start the next production process or transport the work-in-progress to the downstream process. It refers to all outdoor media that convey advertising information. The size of the media depends on the actual environment. It is usually used for store signs, doorheads, and facades. The pictures can be hand-drawn, computer-made, or printed on paper. Traditional billboards are generally made of square tubes, angle steels, etc., but with the development of society and the improvement of commercialization, the advertising industry has also flourished, and LED billboards can be seen everywhere. In recent years, LED billboards have become more and more common in shopping malls, and various billboards have appeared in shopping malls, which makes people dazzled.

[0003] To this end, the patent specification with the publication number CN213982802U discloses a conveniently adjustable LED billboard, including a base plate, a positioning hole is provided on the surface of the base plate, a sleeve is fixedly connected at the center of the upper surface of the base plate, a sleeve rod is slidably sleeved in the sleeve, and two limit grooves are provided on the surface of the sleeve rod, and the number of the two limit grooves is two. This conveniently adjustable LED billboard, by providing a sleeve and a sleeve rod, can make the sleeve rod slide up and down in the sleeve to reach the height of the adjusted LED display screen, by providing a traction rope, a pulley, a traction ring and a limit rod, a person manually pulls one end of the traction rope on both sides of the sleeve rod, the traction rope slides on the pulley to drive the sleeve rod to move upward, drive the LED display screen to rise, and then the traction ring is sleeved on the limit rod to limit the height position of the LED display screen. This design is simple and quick to operate and can adjust the height of the LED display screen without disassembling the billboard, thereby enhancing its applicability.

[0004] The above-mentioned prior art mentions that by manually pulling one end of the traction rope on both sides of the sleeve rod, the traction rope slides on the pulley to drive the sleeve rod to move upward, driving the LED display screen to rise, and the height of the LED display screen can be adjusted without dismantling the billboard. However, too much manpower is required for height adjustment, which is too troublesome to adjust, and the advertising display board cannot be fixed. Utility Model Content

[0005] The utility model aims to provide an LED advertising light box with convenient height adjustment, so as to solve the defect that it is inconvenient to adjust the height of the advertising display board in the prior art.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an LED advertising light box with convenient height adjustment, comprising a frame, an advertising display board is installed at one end of the frame, a fixing structure is provided at one end of the advertising display board, and a lifting mechanism is installed at one end of the frame;

[0007] The lifting mechanism includes a gear, a worm and a hand lever, wherein the gear is installed at one end inside the light bar, a worm is provided at the bottom end of the gear, and a hand lever is installed at one side of the worm;

[0008] A light bar is arranged at one end of the frame, a bottom plate is installed at the bottom end of the frame, and a fixing screw is installed at the top end of the bottom plate.

[0009] When in use, first, teeth with equal spacing are set on one side of the inside of the advertising display board, and the teeth set on one side of the advertising display board are meshed with the shape of the gear. The user can rotate the hand lever to rotate the worm, and when the worm rotates, it can drive the gear to rotate, so that the gear can drive the advertising display board to move through its own shape, so that the advertising display board can be raised and lowered with respect to the slide groove set inside the frame, so that the user can effectively and quickly change the advertising content when changing it.

[0010] Preferably, the fixing screws are installed on the top of the base plate, and the fixing screws are symmetrically distributed about the central axis of the base plate, so that the installation can be more secure.

[0011] Preferably, the advertising display board is installed at one end inside the frame, and teeth are arranged at equal intervals on one side inside the advertising display board, so that it can be driven by a gear to be raised and lowered.

[0012] Preferably, the light bar is arranged at one end of the frame, and three groups of the light bar are arranged, which can make the device more beautiful.

[0013] Preferably, the gear is installed at one end inside the frame, and the gear and the advertising display board are meshed with each other, and the gear can drive the advertising display board to rise and fall when it rotates.

[0014] Preferably, the fixing structure includes a card slot, a fixing rod, a pull plate and a spring. The card slot is arranged on one side of the advertising display board, a fixing rod is installed at one end of the card slot, a pull plate is installed on one side of the fixing rod, and a spring is arranged at one end of the fixing rod for fixing.

[0015] Preferably, the spring is in a spiral shape, and the spring and the fixing rod are elastically connected to each other and can be reset.

[0016] The utility model provides an LED advertising light box with convenient height adjustment, which has the advantages that: by arranging teeth with equal spacing on one side of the interior of the advertising display board, and the teeth arranged on one side of the advertising display board mesh with the shape of the gear, the user can rotate the hand lever to rotate the worm, and when the worm rotates, it can drive the gear to rotate, so that the gear can drive the advertising display board to move through its own shape, so that the advertising display board can be raised and lowered with respect to the slide groove arranged inside the frame, so that the user can effectively and quickly change the advertising content when changing it, so as to achieve the purpose of facilitating the height adjustment of the advertising display board;

[0017] By providing a card slot at the top of the advertising display board, the position of the advertising display board can be fixed by engaging a fixing rod installed at one end of the frame into the card slot, thereby preventing the position of the advertising display board from being shifted when the user moves the device and affecting the display of the advertising content. When replacement is required, the user pulls the pull plate to disengage the fixing rod from the card slot. At this time, the advertising display board can be taken out, and the card slot and the fixing rod can be aligned when it is installed again. At this time, the spring resets the fixing rod and engages it, thereby achieving the purpose of facilitating the fixation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 3 It is a three-dimensional right-side structural schematic diagram of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the fixed structure of the utility model;

[0022] Figure 5 It is a three-dimensional structural schematic diagram of the lifting mechanism of the utility model.

[0023] Explanation of the reference numerals in the figure: 1. bottom plate; 2. fixing screws; 3. frame; 4. advertising display board; 5. light bar; 6. lifting mechanism; 601. gear; 602. worm; 603. hand lever; 7. fixing structure; 701. slot; 702. fixing rod; 703. pull plate; 704. spring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 5 The utility model provides an embodiment: an LED advertising light box with convenient height adjustment, including a frame 3, an advertising display board 4 is installed at one end inside the frame 3, and the advertising display board 4 is installed at one end inside the frame 3, and teeth are evenly spaced on one side inside the advertising display board 4.

[0026] Reference Figure 1-Figure 4 As shown, a fixing structure 7 is provided at one end of the advertising display board 4, and the fixing structure 7 includes a slot 701, a fixing rod 702, a pull plate 703 and a spring 704. The slot 701 is provided on one side of the advertising display board 4, and a fixing rod 702 is installed at one end of the slot 701, and a pull plate 703 is installed on one side of the fixing rod 702. A spring 704 is provided at one end of the fixing rod 702, and the shape of the spring 704 is spiral. The spring 704 and the fixing rod 702 form an elastic connection, and a lifting mechanism 6 is installed at one end of the frame 3.

[0027] By providing a card slot 701 at the top of the advertising display board 4, the position of the advertising display board 4 can be fixed by engaging a fixing rod 702 installed at one end of the frame 3 into the card slot 701, thereby preventing the position of the advertising display board 4 from being offset when the user moves the device and affecting the display of the advertising content. When replacement is required, the user pulls the pull plate 703 to disengage the fixing rod 702 from the card slot 701, and the advertising display board 4 can be taken out at this time. When installing it again, the card slot 701 and the fixing rod 702 are adjusted, and the spring 704 resets the fixing rod 702 to engage it.

[0028] Reference Figure 1-Figure 3 and Figure 5 As shown, the lifting mechanism 6 includes a gear 601, a worm 602 and a hand lever 603. The gear 601 is installed at one end inside the frame 3. The gear 601 and the advertising display board 4 are meshed with each other.

[0029] A worm 602 is disposed at the bottom end of the gear 601 , and a hand lever 603 is installed on one side of the worm 602 .

[0030] By providing teeth with equal spacing on one side inside the advertising display board 4, and the teeth provided on one side of the advertising display board 4 meshing with the shape of the gear 601, the user can rotate the hand lever 603 to rotate the worm 602, and when the worm 602 rotates, it can drive the gear 601 to rotate, so that the gear 601 can drive the advertising display board 4 to move through its own shape, so that the advertising display board 4 can be raised and lowered with respect to the slide groove provided inside the frame 3, so that the user can effectively and quickly change the advertising content when changing it.

[0031] A light bar 5 is disposed at one end of the frame 3 . The light bar 5 is disposed at one end of the frame 3 . There are three groups of light bars 5 .

[0032] A bottom plate 1 is installed at the bottom end of the frame 3 , and fixing screws 2 are installed at the top end of the bottom plate 1 . The fixing screws 2 are installed at the top end of the bottom plate 1 , and the fixing screws 2 are symmetrically distributed about the central axis of the bottom plate 1 .

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An LED advertising light box with convenient height adjustment, comprising a frame (3); Features: An advertising display board (4) is installed at one end of the frame (3), a fixing structure (7) is provided at one end of the advertising display board (4), and a lifting mechanism (6) is installed at one end of the frame (3); The lifting mechanism (6) comprises a gear (601), a worm (602) and a hand lever (603); the gear (601) is mounted at one end inside the frame (3); the worm (602) is disposed at the bottom end of the gear (601); and the hand lever (603) is mounted on one side of the worm (602); A light bar (5) is provided at one end of the frame (3), a bottom plate (1) is installed at the bottom end of the frame (3), and a fixing screw (2) is installed at the top end of the bottom plate (1).

2. The LED advertising light box with convenient height adjustment according to claim 1, characterized in that: The fixing screws (2) are installed on the top of the base plate (1), and the fixing screws (2) are symmetrically distributed about the central axis of the base plate (1).

3. The LED advertising light box with convenient height adjustment according to claim 1 is characterized in that: The advertising display board (4) is installed at one end inside the frame (3), and teeth are arranged at equal intervals on one side inside the advertising display board (4).

4. The LED advertising light box with convenient height adjustment according to claim 1, characterized in that: The light bar (5) is arranged at one end of the frame (3), and three groups of the light bar (5) are arranged.

5. The LED advertising light box with convenient height adjustment according to claim 1, characterized in that: The gear (601) is installed at one end inside the frame (3), and the gear (601) and the advertising display board (4) are meshed with each other.

6. The LED advertising light box with convenient height adjustment according to claim 1, characterized in that: The fixing structure (7) comprises a card slot (701), a fixing rod (702), a pull plate (703) and a spring (704); the card slot (701) is arranged on one side of the advertising display board (4); a fixing rod (702) is installed at one end of the card slot (701); a pull plate (703) is installed at one side of the fixing rod (702); and a spring (704) is arranged at one end of the fixing rod (702).

7. The LED advertising light box with convenient height adjustment according to claim 6, characterized in that: The spring (704) is in a spiral shape, and the spring (704) and the fixing rod (702) form an elastic connection.

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