CN220102664U

CN220102664U - LED display screen structure

Info

Publication number: CN220102664U
Application number: CN202321715952.2U
Authority: CN
Inventors: 邹迪波; 陈雪辉
Original assignee: Cixi Bochuang Electronics Co ltd
Current assignee: Cixi Bochuang Electronics Co ltd
Priority date: 2023-07-01
Filing date: 2023-07-01
Publication date: 2023-11-28
Anticipated expiration: 2033-07-01

Abstract

The utility model relates to an LED display screen structure, which relates to the field of display devices and comprises a cover plate and a support frame for mounting the cover plate, wherein the support frame is of a square ring structure, a plurality of baffle plates are fixedly arranged on the inner side of the square ring structure of the support frame along the circumferential direction, a plurality of mounting columns are arranged on the cover plate, a rotating piece capable of rotating around the mounting columns is sleeved on the mounting columns, a rotation limiting mechanism is arranged between the mounting columns and the rotating piece, a stop block is fixedly arranged on the rotating piece, and the stop block can be in rotating fit with the baffle plates. The utility model has the effects of enhancing the stability of the connecting structure between the cover plate of the LED unit plate and the support frame and simplifying the disassembly and assembly steps of the cover plate of the LED unit plate and the support frame.

Description

LED display screen structure

Technical Field

The utility model relates to the field of display devices, in particular to an LED display screen structure.

Background

Currently, when large activities are performed in some non-fixed areas, it is often necessary to use a display screen with a very large screen. It is obviously impractical to carry a large display screen in one piece, and thus integrated LED displays are often used instead.

The integrated LED display screen can be split into a plurality of small-sized LED unit boards, and the body shape of each unit board is only equivalent to that of a small suitcase, so that the integrated LED display screen is very convenient to carry. When the LED display screen is installed, the back cover plate of each LED unit plate is required to be connected with the support frame in a threaded mode or in a magnetic attraction mode. In some cases, for convenience, a constructor may even directly hang the LED unit board on the support frame.

Because each LED unit board needs to be connected with the supporting board, a plurality of bolts need to be screwed for installing the rear cover board and the supporting frame through threaded connection, so that the time for installing is too long, and a large amount of time is also required for subsequent disassembly; the mounting mode of the magnetic type is simple, but the connection is not stable enough, and the risk of falling and damaging the LED unit board exists.

Disclosure of Invention

The utility model provides an LED display screen structure which is simple and convenient to install integrally and high in connection stability.

The LED display screen structure provided by the utility model adopts the following technical scheme:

the utility model provides a LED display screen structure, includes the apron and supplies the support frame of apron installation, the support frame is square ring structure, the square ring structure inboard of support frame is provided with a plurality of separation blades of fixed along circumference, be provided with a plurality of erection columns on the apron, the cover is equipped with on the erection column and winds erection column pivoted rotates the piece, the erection column with be provided with rotation stop gear between the rotation piece, the fixed dog that is provided with on the rotation piece, the dog can with separation blade normal running fit.

Through adopting above-mentioned technical scheme, when installing LED unit board on to the support frame, rotating the piece of rotating makes the dog rotate around the erection column together with rotating the piece, and after the dog rotated the position of separation blade, rotation stop gear made the position fixing of dog, thereby the dog aligns to hug closely with the separation blade fixed LED unit board, makes it can not make it incline to one side of keeping away from the support frame.

Optionally, the rotation stop gear includes the screw thread round platform, the screw thread round platform fixed set up in on the erection column next to the position of rotating the piece bottom, it is provided with hemispherical protruding piece to rotate the piece bottom, protruding piece can be in slide on the screw thread round platform, rotate the piece with be provided with the spring between the erection column, the erection column top is provided with the limit screw.

By adopting the technical scheme, when the stop block on the rotating piece is released from the stop piece, the spring is in a compressed state, extrusion force exists between the threaded round table and the rotating piece, and when the rotating piece rotates around the mounting column, the protruding block slides around threads in the threaded round table; when the stop block is matched with the baffle plate, the protruding block is positioned at the bottom of the threaded round platform, the spring is still in a compact state at the moment, the protruding block can be prevented from sliding on the threaded round platform under the condition of no external force interference, and the limit screw is arranged at the top of the mounting column to limit the rotating piece along the central shaft direction of the mounting column, so that extrusion force is generated between the rotating piece and the threaded round platform.

Optionally, the rotation limiting mechanism further comprises a limiting round table, the limiting round table is fixedly arranged on the mounting column and abuts against the bottom of the rotating piece, a tadpole-shaped clamping groove is formed in the limiting round table, a clamping block is arranged at the bottom of the rotating piece and can slide in the clamping groove, and a torsion spring is arranged at the position, rotationally connected with the mounting column, of the rotating piece.

By adopting the technical scheme, when the stop block and the stop piece are released from being matched, the clamping block is positioned at the tail part of the tadpole-shaped clamping groove, and the torsion spring is in an inelastic state; when the rotating piece rotates anticlockwise around the mounting column, the torsion spring is stressed and accumulates elastic potential energy; when the stop block is matched with the baffle plate, the clamping block is positioned at the head part of the clamping groove, and the clamping groove head part has a certain bending structure, so that the limiting effect on the clamping block is realized.

Optionally, the apron is followed support frame circumference position is provided with a plurality of annular cake grooves, cake groove outside is evenly provided with a plurality of supports along circumference and attaches the post, cake inslot fixed cover is equipped with a plurality of round cake form magnet.

Through adopting above-mentioned technical scheme, be connected through the magnetism between LED unit board and the backup pad, make things convenient for the installation and the dismantlement of LED unit board, because in the installation, the cake groove needs frequently to collide with the backup pad, so set up the structure steadiness that the cake groove can be strengthened to the post that attaches in cake groove position.

Optionally, a handle is rotatably connected to the central position of the cover plate.

Through adopting above-mentioned technical scheme, can take the apron through the handle, avoid appearing using both hands to hold up the circumstances that LED unit board leads to workman work efficiency lower, in addition because the mounting structure of LED unit board is more fragile, so set up the handle and also can prevent that the LED unit board from damaging, and because the handle is rotatable, reduced the shared space volume after the installation of LED unit board to a certain extent.

Optionally, a handle is provided on the outer side of the support frame, and the handle can rotate around a shaft on the handle.

By adopting the technical scheme, the support frame is large in size, so that the main purpose of arranging the hand-held piece is to enable the support frame to be portable.

In summary, the present utility model includes at least one of the following beneficial technical effects:

the LED unit board is connected with the supporting board through the magnetic structure, and the baffle plate and the stop block structure are arranged, so that the connection between the LED unit board and the supporting board is enhanced, and the LED unit board is prevented from falling and being damaged when the magnet fails;

2. a rotation limiting mechanism is arranged on a rotation piece and a mounting column which control the stop block to be matched with the stop piece, so that the stop block is prevented from being separated from the stop piece due to random rotation of the stop block when unmanned operation is performed;

3. the portable piece and the handle are arranged on the supporting frame and the cover plate, so that the supporting frame and the cover plate are convenient to carry and install.

Drawings

Fig. 1 is an overall view of an assembled position of an LED display screen structure in accordance with the present utility model.

Fig. 2 is a structural view of parts on a support frame of an LED display screen structure of the present utility model, which are connected to another support frame.

Fig. 3 is an exploded view of a rotation limiting mechanism in a first embodiment of an LED display screen configuration of the present utility model.

Fig. 4 is an exploded view of a rotation limiting mechanism in a second embodiment of an LED display screen configuration of the present utility model.

Reference numerals illustrate: 1. a support frame; 11. a baffle; 15. a handle; 2. an LED unit board; 21. an LED crystal plate; 3. a cover plate; 31. a mounting column; 311. a limit screw; 32. a rotating member; 321. a stop block; 33. a rotation limiting mechanism; 331. a threaded round table; 332. a protruding block; 333. a spring; 334. limiting round table; 3341. a clamping groove; 335. a clamping block; 336. a torsion spring; 34. a cake groove; 341. supporting the attaching column; 342. a magnet; 35. a pillow block; 351. a shaft lever; 352. a handle.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

Example 1

The embodiment of the utility model discloses an LED display screen structure.

Referring to fig. 1, an LED display structure includes a support frame 1 and a cover plate 3 detachably connected to the support frame 1, where the cover plate 3 is detachably connected to the support frame 1.

Referring to fig. 1, the detachable connection between the led unit board 2 and the support frame 1 specifically means that the support frame 1 is in a square ring structure, a plurality of square baffle plates 11 are fixedly arranged on the inner wall of the square ring structure of the support frame 1, one ends of the baffle plates 11 extend into the frame body of the support frame 1, and the other ends protrude out of the frame body towards the geometric center direction of the frame body. The area of the baffle 11 is far smaller than the area of the cross section of one side of the support frame 1, and the baffle can be propped against the cover plate 3 when the cover plate 3 is installed, so that the limiting effect is achieved. The supporting frame 1 is also provided with a lug 14 between the two baffle plates 11, and the lug 14 is fixedly connected with the supporting frame 1 through bolts.

Referring to fig. 4, the cover plate 3 is provided with a mounting post 31, and the mounting post 31 is integrally provided on the cover plate 3. The mounting column 31 is rotatably sleeved with a rotating member 32, the head of the rotating member 32 is sleeved on the mounting column 31, and the other end of the rotating member extends outside for being driven by a human hand to rotate. The mounting column 31 is provided with a limit screw 311 for limiting the rotating member 32 to prevent the rotating member 32 from separating from the mounting column 31, the limit screw 311 is connected to the end part of the mounting column 31, and the screw head realizes the limit of the rotating member 32. The head of the mounting post 31 is provided with an angular stop 321, the stop 321 cooperating with the stop 11. When the cover plate 3 is mounted in the support frame 1 and abuts against the blocking piece 11, the stopper 321 abuts against the blocking piece 11 by rotating the rotating member 32, so that the cover plate 3 can be prevented from being separated.

Referring to fig. 2 and 3, further, in order to avoid rotating the cover plate 3 to rotate under the action of external force such as self gravity or wind force after the rotation piece 32 is spacing, the movable sleeve is equipped with the screw thread round platform 331 in the position that is close to the rotation piece 32 bottom on the erection column 31, and screw thread round platform 331 can slide on the erection column 31, is provided with the arc slope towards one side of rotation piece 32 on the screw thread round platform 331, and the slope top of arc slope has the horizontal segment and this position has seted up and has been the spacing groove that is hemisphere shape. The rotating member 32 is provided with a protruding block 332 adapted to the limiting groove on one side facing the threaded round table 331, and when the rotating member 32 rotates, the protruding block 332 can slide along the slope surface of the arc slope. And when the protruding block 332 is clamped into the limiting groove, the stop block 321 is matched with the baffle 11 to limit the cover plate 3. When the boss 332 is located at the bottom of the arc-shaped slope, the stopper 321 is separated from the blocking piece 11.

In addition, a spring 333 is sleeved between the threaded round table 331 and the cover plate 3 on the mounting column 31, and the spring 333 is always in a compressed state during the rotation of the rotating member 32, so that the rotating member has a certain extrusion force in the rotation process, and the rotating member cannot rotate at will after rotating at a selected position.

Referring to fig. 2, the led unit board 2 is integrally provided with a plurality of circular pie grooves 34 in a circumferential direction, a pie-shaped magnet 342 is installed in the pie groove 34, and a plurality of supporting attachment columns 341 are provided at an outer side of the pie groove 34. A T-shaped handle 352 is connected to the middle of the shaft 351, and the handle 352 can rotate within one hundred and eighty degrees along with the shaft 351. The connection between the cake groove 34 and the magnet 342 specifically means that the magnet 342 and the cake groove 34 are bonded together, and of course, the connection between the two ways includes, but is not limited to, fastening or fixing by a fixing threaded ring, so long as the magnet 342 can be ensured to be disposed inside the cake groove 34.

The implementation principle of the LED display screen structure of the embodiment of the utility model is as follows: the support frame 1 of the LED unit board 2 is provided with a baffle 11, the position of the LED unit board 2, which is close to the baffle 11, is provided with a mounting column 31, and the mounting column 31 is sleeved with a rotatable rotating piece 32. The stopper 321 matched with the baffle 11 is arranged on the rotating member 32, and the rotation limiting mechanism 33 is arranged between the mounting column 31 and the rotating member 32, so that a certain limiting effect is achieved on the rotation of the rotating member 32. When the magnetic attraction piece between the LED unit board 2 and the support frame 1 fails, the baffle 11 and the stop block 321 are matched, so that the LED unit board 2 can be prevented from falling and being damaged.

Example two

The present embodiment is different from the first embodiment in the structure of the rotation limiting mechanism 33.

Referring to fig. 2 and 4, the mounting post 31 is provided with a limiting truncated cone 334 at the bottom of the rotating member 32, and the limiting truncated cone 334 is provided with a tadpole-shaped clamping groove 3341 at one side close to the bottom of the rotating member 32. The slot 3341 has a certain offset toward the center of the mounting post at the position where the baffle 11 and the stop 321 are matched, so that the clamping block 335 can be limited to slide freely when not subjected to external force. The clamping block 335 is fixedly arranged at the bottom of the rotating member 32, and the clamping block 335 can slide in the clamping groove 3341 along the clamping groove 3341. The rotating member 32 and the mounting post 31 are provided with torsion springs 336 in the center axis direction of the mounting post 31 at the contact positions. When the latch 335 is far away from the mating position in the slot 3341, the torsion spring 336 is in an original state.

The principle of the LED display screen structure in this embodiment is the same as that of the first embodiment except for the rotation limiting mechanism 33, so that the description thereof will be omitted.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a LED display screen structure, includes apron (3) and supplies support frame (1) of apron (3) installation, support frame (1) are square ring form structure, its characterized in that: the square ring structure of support frame (1) is inboard along circumference being provided with a plurality of separation blades (11) of fixing, be provided with a plurality of erection columns (31) on apron (3), the cover is equipped with on erection column (31) and winds erection column (31) pivoted rotating member (32), the fixed dog (321) that is provided with on rotating member (32), rotating member (32) rotate to dog (321) with realize when separation blade (11) offset apron (3) with the connection of support frame (1).

2. An LED display screen structure according to claim 1, wherein: the mounting column (31) with be provided with between rotating piece (32) and rotate stop gear (33), rotate stop gear (33) including screw thread round platform (331), screw thread round platform (331) fixed set up in on mounting column (31) hug closely the position of rotating piece (32) bottom, rotating piece (32) bottom is provided with hemispherical boss (332), boss (332) can be in slide on screw thread round platform (331), rotating piece (32) with be provided with spring (333) between mounting column (31), mounting column (31) top is provided with spacing screw (311).

3. An LED display screen structure according to claim 2, wherein: the rotation limiting mechanism (33) further comprises a limiting round table (334), the limiting round table (334) is fixedly arranged on the mounting column (31) and abuts against the position of the bottom of the rotating piece (32), a clamping groove (3341) in the shape of tadpole is formed in the limiting round table (334), a clamping block (335) is arranged at the bottom of the rotating piece (32), the clamping block (335) can slide in the clamping groove (3341), and a torsion spring (336) is arranged at the position, rotationally connected with the mounting column (31), of the rotating piece (32).

4. An LED display screen structure according to claim 1, wherein: the cover plate (3) is provided with a plurality of annular cake grooves (34) along the circumferential position of the support frame (1), a plurality of supporting auxiliary columns (341) are uniformly arranged on the outer side of each cake groove (34) along the circumferential direction, and a plurality of round cake-shaped magnets (342) are fixedly sleeved in each cake groove (34).

5. An LED display screen structure according to claim 1, wherein: the center of the cover plate (3) is rotatably connected with a handle (352).

6. An LED display screen structure according to claim 1, wherein: the outer side of the supporting frame (1) is provided with a hand-held piece (15), and the hand-held piece (15) can rotate around an axis on the hand-held piece (15).