LED display screen box frame

Abstract

The LED display screen box frame comprises a rectangular frame, pin holes are formed in the side edges of the frame, hidden movable positioning pins are arranged in the pin holes, sliding grooves are formed in the hidden movable positioning pins, and first limiting grooves and second limiting grooves are formed in the positions, at the two ends of the sliding grooves, of the hidden movable positioning pins respectively. According to the LED display screen box frame, the hidden type movable positioning pin which does not need to be completely detached is arranged on the frame of the LED display screen box frame, and the hidden type movable positioning pin can be fixed through the cooperation of the fastener and the first limiting groove or the second limiting groove; the locating pin can be prevented from being lost in the carrying or installing process, the assembling efficiency of workers can be improved, and the technical problem that a lot of time is wasted due to the fact that the workers need to find locating pins of proper models according to the sizes of pin holes in the installing process is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED display screen technical field, concretely is a kind of LED display screen box frame. BACKGROUND

[0002] The existing LED display screen is accurate when splicing, pin hole is set on the box frame, when installing LED display screen, only two adjacent LED display screen box frame pin hole is aligned, then positioning pin is inserted into the aligned pin hole and is locked with fastener cooperation to complete accurate positioning, when not needing positioning, especially when the installation space is limited by ceiling etc. INVENTION CONTENTS

[0003] In order to solve the above technical problems, the present application provides a kind of LED display screen box frame, including the frame of rectangular structure, the side of frame is equipped with pin hole, pin hole is equipped with hidden movable positioning pin, hidden movable positioning pin is equipped with sliding slot, hidden movable positioning pin is equipped with first limit slot and second limit slot at both ends of sliding slot, fastener is fixed with first limit slot or second limit slot with hidden movable positioning pin, fastener is screwed on the frame.

[0004] Preferably, the four corners of the frame are provided with soft rubber sleeves.

[0005] Preferably, the four corners of the frame are provided with avoidance positions, the avoidance positions are provided with fixed connecting pieces, and the fixed connecting pieces are rotatably connected with module corner guards.

[0006] Preferably, it further includes a power box bottom plate, which is erected in the frame, and the power box is detachably installed on the power box bottom plate.

[0007] Preferably, it further includes a reinforcing rib, which is arranged between the power box bottom plate and the frame.

[0008] Preferably, the reinforcing rib is further provided with a containing groove, and the containing groove is provided with a wire harness buckle.

[0009] Preferably, the wire harness buckle includes a connecting part and an oppositely arranged clamping part, the clamping parts are arranged on both sides of the connecting part and are integrally formed with the connecting part to make the wire harness buckle generally in the shape of "J", and the connecting part is fixed in the containing groove by a fastener.

[0010] Preferably, the side of the frame is provided with an arc-shaped lock.

[0011] Preferably, the side edges of the frame are provided with a handle slot, a protruding part integrally formed with the frame is arranged in the handle slot, connecting holes are arranged at both ends of the protruding part, connecting shafts are arranged at both ends of the box handle, the connecting shafts are rotatably connected in the connecting holes, and a box handle cover is further arranged in the handle slot, and a fastener is screwed with the connecting shaft through the box handle cover and the connecting hole.

[0012] Preferably, the side edges of the frame are provided with a handle slot, a protruding part integrally formed with the frame is arranged in the handle slot, connecting holes are arranged at both ends of the protruding part, connecting shafts are arranged at both ends of the box handle, the connecting shafts are rotatably connected in the connecting holes, and a box handle cover is further arranged in the handle slot, and a fastener is screwed with the connecting shaft through the box handle cover and the connecting hole.

[0013] Beneficial effects are that the application improves the existing LED display screen box frame, sets a hidden movable positioning pin which does not need to be completely disassembled on the frame of the LED display screen box frame, when the hidden movable positioning pin is needed to position the LED display screen box frame, only the fastener is loosened, the hidden movable positioning pin is pulled out from the pin hole to the outside of the frame, then the fastener is inserted into the second limiting groove of the hidden movable positioning pin and tightened to fix the hidden movable positioning pin; when positioning is not needed, especially when the installation space is limited due to the ceiling, only the fastener is loosened again, the hidden movable positioning pin is pressed back into the pin hole, then the fastener is inserted into the first limiting groove of the hidden movable positioning pin and tightened to fix the hidden movable positioning pin, so that the positioning pin is perfectly hidden, which can avoid the loss of the positioning pin during transportation or installation and improve the assembly efficiency of workers, without wasting too much time of the workers to find the appropriate type of positioning pin according to the size of the pin hole. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings described herein are used to provide further understanding of the application, constitute a part of the application, the illustrative embodiments of the application and the description thereof are used to explain the application, and do not constitute improper limitation on the application. In the drawings:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a sectional view of the hidden movable positioning pin inserted into the frame pin hole of the utility model;

[0017] Figure 3 It is a sectional view of the hidden movable positioning pin;

[0018] Figure 4 It is an explosion schematic diagram of the utility model;

[0019] Figure 5 It is a schematic diagram of the module corner structure;

[0020] Figure 6 It is a schematic diagram of the wire harness buckle structure;

[0021] Figure 7 Structure diagram after splicing of the utility model;

[0022] In the drawing:

[0023] 1, frame; 11, hidden movable positioning pin; 111, sliding groove; 112, first limiting groove; 113, second limiting groove; 12, soft rubber sleeve; 13, avoidance position; 131, fixed connecting piece; 132, module corner guard; 14, arc-shaped lock; 141, arc-shaped lock seat; 142, quick lock tongue; 15, handle slot; 151, protruding part; 152, box handle; 1521, connecting shaft; 153, box handle cover; 16, spare handle; 17, quick lock piece;

[0024] 2, power box bottom plate;

[0025] 3, reinforcing rib; 31, accommodating groove; 311, wire harness buckle; 3111, connecting part; 3112, clamping part; DETAILED DESCRIPTION

[0026] In the following, a plurality of embodiments of the utility model will be disclosed by means of drawings. For the purpose of clear illustration, many practical details will be described in the following description. However, it should be understood that these practical details should not be used to limit the utility model. That is to say, in some embodiments of the utility model, these practical details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components will be shown in a simple schematic manner in the drawings.

[0027] It should be noted that all directional indications such as up, down, left, right, front, back, and the like in the embodiments of the utility model are used only for the purpose of explaining the relative position relationship, movement condition, and the like between components in a certain specific posture such as shown in the drawings. If the specific posture changes, the directional indications will also change accordingly.

[0028] In addition, the description such as "first", "second", and the like in the utility model is only for the purpose of description, and does not mean to specially indicate the order or sequence, nor to limit the utility model. It is merely for the purpose of distinguishing components or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implying the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled persons in the art. When the combination of technical solutions appears to be contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0029] EMBODIMENT

[0030] Please refer to Figure 1 , Figure 1 It is the overall structure schematic view of the utility model. The embodiment 1 provides a kind of LED display screen box frame, including the frame 1 of rectangular structure, power box bottom plate 2 and reinforcing rib 3;Power box bottom plate 2 is erected in frame 1, and power box can be detachably installed on power box bottom plate 2;Reinforcing rib 3 is located between power box bottom plate 2 and frame 1, and reinforcing rib 3 can be multiple.Reinforcing rib 3 can enhance the bearing capacity and strength of frame 1, eliminate the internal stress of frame 1, reduce deformation, increase toughness, avoid deformation caused by insufficient strength of frame 1.

[0031] Please refer to Figure 1 Again in combination with Figure 2 And Figure 3 , Figure 2 It is the sectional view of the utility model hidden movable positioning pin inserted into frame pin hole, Figure 3 It is the sectional view of hidden movable positioning pin. The side of frame 1 is equipped with pin hole, and hidden movable positioning pin 11 is equipped in pin hole, and sliding slot 111 is equipped on hidden movable positioning pin 11, and first limit slot 112 and second limit slot 113 are equipped at both ends of sliding slot 111 respectively, and fastener can be fixed with hidden movable positioning pin 11 by cooperating with first limit slot 112 or second limit slot 113, and fastener is screwed on frame 1, and fastener can be selected as screw in the embodiment.When needing to use hidden movable positioning pin 11 to position LED display screen box frame, just loosen fastener, pull hidden movable positioning pin 11 out of pin hole, at this time, hidden movable positioning pin 11 extends out of frame 1 from pin hole, then again insert fastener into second limit slot 113 of hidden movable positioning pin 11 and tighten, and hidden movable positioning pin 11 can be fixed;When not needing to use hidden movable positioning pin 11 to position LED display screen box frame, especially when installation space is limited due to ceiling etc., just loosen fastener, press hidden movable positioning pin 11 back to pin hole, at this time, hidden movable positioning pin 11 extends into frame 1 from pin hole, then again insert fastener into first limit slot 112 of hidden movable positioning pin 11 and tighten to fix hidden movable positioning pin 11, so that perfect hiding of positioning pin is realized.

[0032] Please refer to Figure 1 Again in combination with Figure 4 , Figure 4 It is the explosion schematic view of the utility model. Frame 1 is equipped with soft rubber sleeve 12 at four corners, and soft rubber sleeve 12 can play the role of buffering, to avoid collision during carrying process to cause frame 1 damage. Frame 1 is also equipped with avoidance position 13 at four corners. Again in combination with Figure 5 , Figure 5It is a schematic diagram of the module corner guard structure. The avoidance position 13 is provided with a fixed connecting piece 131, and the module corner guard 132 is rotatably connected to the fixed connecting piece 131. The module corner guard 132 can be flipped 180° up and down relative to the fixed connecting piece 131. When carrying the ELD display screen, the module corner guard 132 can be flipped to the top corner of the module, so as to protect the top corner of the module from being damaged due to collision. When splicing the ELD display screen, the module corner guard 132 can be flipped back to the avoidance position 13 to hide. The fixed connecting piece 131 is provided with a first through hole, and the module corner guard 132 is provided with a corresponding second through hole. The shaft pin passes through the first through hole and the second through hole to realize the rotary connection of the module corner guard 132 and the fixed connecting piece 131.

[0033] Referring back to Figure 4 , and further combining Figure 6 , Figure 6 It is a schematic diagram of the wire harness buckle structure. The reinforcing rib 3 is further provided with a containing groove 31, and the containing groove 31 is provided with a wire harness buckle 311. The wire harness buckle 311 includes a connecting part 3111 and an oppositely arranged clamping part 3112. The clamping part 3112 is arranged on both sides of the connecting part 3111 and is integrally formed with the connecting part 3111, so that the wire harness buckle 311 is generally in the shape of a "J" character. The connecting part 3111 is fixed in the containing groove 31 by a fastener. This design makes the wire harness buckle 311 easy to disassemble and assemble, and can fix wire harnesses of different diameters. This wire harness buckle 311 does not need to be machined by CNC, but can be directly injection molded. The preparation process is simple, the cost is low, and the disassembly and assembly are also very simple. The fastener can be a screw.

[0034] Referring back to Figure 1 , Figure 4 , and further combining Figure 7 , Figure 7The structure after splicing of the utility model is shown in the schematic diagram. The side edge of the frame 1 is provided with an arc-shaped lock 14, and the arc-shaped lock 14 can make the LED display screen realize arc-shaped splicing. Specifically, the side edge of the frame 1 is provided with an arc-shaped lock seat 141, the arc-shaped lock seat 141 is provided with an arc-shaped cavity, the arc-shaped lock core is movably arranged in the arc-shaped cavity, the arc-shaped surface of the arc-shaped lock seat 141 is provided with an arc-shaped slot, at least a part of the arc-shaped lock core extends out of the arc-shaped slot, and the arc-shaped lock core slides along the arc-shaped lock seat 141 to adjust the angle of the arc-shaped lock core. The side edge of the frame 1 of the adjacent LED display screen box frame is provided with a quick lock tongue 142, the quick lock tongue 142 is matched with the arc-shaped lock core to be locked, when the LED display screen needs to be arc-shapedly spliced, the angle of the arc-shaped lock core is only needed to be adjusted, then the quick lock tongue 142 on the adjacent LED display screen box frame is inserted into the arc-shaped lock core of the LED display screen box frame to be locked, and the splicing angle between the adjacent LED display screen box frames can be adjusted to meet different arc-shaped splicing requirements. Of course, the side edge of the frame 1 is also provided with a quick lock piece 17, if the LED display screen does not need to be arc-shapedly spliced or the arc-shaped lock seat 141 is damaged and cannot be used, at this time, the quick lock piece 17 can be used, and the adjacent two LED display screen box frames can be locked and fixed by inserting the quick lock tongue 142 into the lock eye of the quick lock piece 17.

[0035] Referring back to Figure 1 and Figure 4 , the side edge of the frame 1 is provided with a handle slot 15, the handle slot 15 is provided with a protruding part 151 which is integrally formed with the frame, the two ends of the protruding part 151 are provided with connecting holes, the two ends of the box handle 152 are provided with connecting shafts 1521 which are rotatably connected in the connecting holes, the handle slot 15 is also provided with a box handle cover 153, and a fastener is screwed with the connecting shaft 1521 by penetrating the box handle cover 153 and entering the connecting hole. The integrated handle design can make the box handle 152 and the frame 1 more stable, has low assembly cost and high safety. The box handle 152 adopts a hidden design, can be stored in the handle slot 15 when not needed, and can be opened from the handle slot 15 when used. The box handle 152 can make the user more comfortable during the carrying process.

[0036] Referring back to Figure 1 and Figure 4 , the two side edges of the frame 1 are also provided with a spare handle 16. The spare handle 16 is preferably arranged on the side edge of the frame 1 without the handle. The spare handle 16 can provide a stable gripping point. When a large LED display screen needs to be spliced by multiple people, the spare handle 16 can make each participant find a suitable gripping point, thereby ensuring the operation safety.

[0037] In summary, the present application improves multiple parts of the existing LED display screen box frame, wherein the biggest improvement feature is to set the hidden movable positioning pin which does not need to be completely disassembled on the frame of the LED display screen box frame, which can avoid the positioning pin lost in the process of carrying or installing and improve the assembly efficiency of workers. In addition, the present application also adds soft rubber sleeve, module corner guard, spare handle and other components, and also improves the arc lock, box handle and wire harness buckle, so that the improved LED display screen box frame is more convenient and practical.

[0038] The above is only the embodiment of the present application and is not used to limit the present application. The present application can have various changes and variations for those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. An LED display screen cabinet frame, characterized in that, The application relates to a frame (1) in a rectangular structure, the side edges of the frame (1) are provided with pin holes, hidden movable positioning pins (11) are arranged in the pin holes, the hidden movable positioning pins (11) are provided with sliding grooves (111), the hidden movable positioning pins (11) are respectively provided with first limiting grooves (112) and second limiting grooves (113) at two ends of the sliding grooves (111), fasteners are matched with the first limiting grooves (112) or the second limiting grooves (113) to fix the hidden movable positioning pins (11), and the fasteners are screwed on the frame (1).

2. The LED display cabinet frame of claim 1, wherein, Soft rubber sleeves (12) are arranged at four corners of the frame (1).

3. The LED display cabinet frame of claim 1, wherein, Avoidance positions (13) are arranged at four corners of the frame (1), the avoidance positions (13) are provided with fixed connecting pieces (131), and module corner guards (132) are rotationally connected to the fixed connecting pieces (131).

4. The LED display cabinet frame of claim 1, wherein, The application further relates to a power supply box bottom plate (2) which is arranged in the frame (1) and on which a power supply box can be detachably mounted.

5. The LED display cabinet frame of claim 4, wherein, The application further relates to reinforcing ribs (3) which are arranged between the power supply box bottom plate (2) and the frame (1).

6. The LED display screen cabinet frame of claim 5, wherein, The reinforcing ribs (3) are further provided with accommodating grooves (31), and wire harness buckles (311) are arranged in the accommodating grooves (31).

7. The LED display screen cabinet frame of claim 6, wherein, The wire harness buckle (311) comprises a connecting portion (3111) and oppositely arranged clamping portions (3112), the clamping portions (3112) are arranged on both sides of the connecting portion (3111) and are integrally formed with the connecting portion (3111) so that the wire harness buckle (311) is generally in the shape of a Chinese character "j", and the connecting portion (3111) is fixed in the accommodating groove (31) through fasteners.

8. The LED display cabinet frame of claim 1, wherein, Arc-shaped locks (14) are arranged on the side edges of the frame (1).

9. The LED display cabinet frame of claim 1, wherein, The frame (1) is provided with handle grooves (15), the handle grooves (15) are provided with protruding portions (151) which are integrally formed with the frame, the protruding portions (151) are provided with connecting holes at two ends, box handles (152) are provided with connecting shafts (1521) at two ends, the connecting shafts (1521) are rotationally connected in the connecting holes, the handle grooves (15) are further provided with box handle covers (153), fasteners pass through the box handle covers (153) and are screwed with the connecting shafts (1521) in the connecting holes.

10. The LED display cabinet frame of claim 1, wherein, The frame (1) is further provided with spare handles (16) on two side edges.

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