CN212624673U

CN212624673U - Backdrop LED display screen

Info

Publication number: CN212624673U
Application number: CN202021796057.4U
Authority: CN
Inventors: 刘金华
Original assignee: Chongqing Jinruicheng Technology Co ltd
Current assignee: Chongqing Jinruicheng Technology Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-02-26
Anticipated expiration: 2030-08-25

Abstract

The utility model relates to a LED display screen technical field, and a sky curtain LED display screen is disclosed, including the fixed roof that sets up upside between two bar boards of bar board and level that two vertically set up side by side, the equal symmetrical vertical bracing piece of fixedly connected with in both sides around the lower extreme of two bar boards, first cavity has been seted up to the inside of roof, the second cavity has all been seted up to the inside of two bar boards, the fixed motor that is equipped with of rear side cavity wall of first cavity, the inside center department of first cavity vertically is provided with reciprocal lead screw, the front end of reciprocal lead screw is passed through antifriction bearing and is connected with the front side cavity wall rotation of first cavity, and the rear end of reciprocal lead screw and the output fixed connection of motor, the pole wall threaded connection of reciprocal lead screw has the slider. The utility model discloses not only can be convenient for clear up LED display screen surface, reduced staff's intensity of labour, be convenient for moreover pull down the brush and wash it.

Description

Backdrop LED display screen

Technical Field

The utility model relates to a LED display screen technical field especially relates to a backdrop LED display screen.

Background

An LED display (LED display) is a flat panel display, which is composed of small LED module panels, and is used to display various information such as text, images, video, and the like. The LED electronic display screen integrates the microelectronic technology, the computer technology and the information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like. The LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news distribution, security trading and the like, and can meet the requirements of different environments.

The existing backdrop LED display screen is higher in height and arranged downwards, so that the surface of the display screen is not convenient to clean after the display screen is used for a long time, and therefore the backdrop LED display screen is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art because the height of display screen is higher, and set up down, so be not convenient for carry out the problem of clearing up to the display screen surface after long-time the use, and a day curtain LED display screen that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a backdrop LED display screen comprises two strip-shaped plates longitudinally arranged side by side and a top plate horizontally and fixedly arranged at the upper side between the two strip-shaped plates, wherein the front side and the rear side of the lower ends of the two strip-shaped plates are symmetrically and fixedly connected with vertical supporting rods, a first cavity is formed in the top plate, a second cavity is formed in the two strip-shaped plates, a motor is fixedly arranged on the rear side cavity wall of the first cavity, a reciprocating lead screw is longitudinally arranged at the center of the inner part of the first cavity, the front end of the reciprocating lead screw is rotationally connected with the front side cavity wall of the first cavity through a rolling bearing, the rear end of the reciprocating lead screw is fixedly connected with the output end of the motor, a slide block is in threaded connection with the rod wall of the reciprocating lead screw, vertical movable plates are symmetrically arranged in the inner parts of the two second cavities, a first strip-shaped hole and a second strip-shaped hole are symmetrically formed in the upper side and, two equal sliding connection in inside in first bar hole has the slide bar, two the one end that deviates from mutually of slide bar all extend to the inside of second cavity and with fly leaf fixed connection, and the relative one end of two slide bars all extend to the inside of first cavity and with slider fixed connection, the lower extreme fixedly connected with LED display screen of roof, the downside of LED display screen is provided with the horizontally rectangular pole, the last side bar wall fixedly connected with brush of rectangular pole, the blind hole has been seted up, two to the both ends symmetry of rectangular pole all fixed locking mechanism that is equipped with between blind hole and the second bar hole that corresponds.

Preferably, the locking mechanism comprises a clamping rod, a fixed rod, a push rod, a spring and a connecting block, the connecting block is connected with the hole wall of the second strip-shaped hole in a sliding manner, the left side wall and the right side wall of the connecting block both extend to the outside of the second strip-shaped hole, the side wall of the connecting block, which is positioned on one side in the second cavity, is fixedly connected with the movable plate, the rod wall of the clamping rod is connected with the hole wall of the blind hole in a sliding manner, one end of the clamping rod, which is far away from the reciprocating screw rod, extends to the outside of the blind hole, the side wall of the connecting block, which is close to one side of the reciprocating screw rod, is provided with a clamping groove matched with the clamping rod, the front side rod wall of the clamping rod is provided with a third strip-shaped hole, the fixed rod is longitudinally arranged in the third strip-shaped hole, the front end and the rear end of the fixed, fourth hole has been seted up to the downside pore wall of blind hole, the vertical setting of push rod is in the inside in fourth hole, and the upper and lower both ends of push rod all extend to the inside in fourth hole, the lower side pole wall fixed connection of the upper end of push rod and kelly.

Preferably, the lower end of the push rod is fixedly connected with a push block.

Preferably, the upside of connecting block is located and is provided with the horizontally baffle between bar shaped plate and the rectangular pole, the one end and the rectangular pole fixed connection of baffle.

Preferably, two the equal symmetry in upper and lower both sides wall of fly leaf has seted up the standing groove, two the equal sliding connection in inside of standing groove has the spheroid, and is a plurality of the one end that the spheroid deviates from mutually all extends to the outside of standing groove, two the upper and lower both sides chamber wall of second cavity all vertically seted up with spheroid matched with spout.

Compared with the prior art, the utility model provides a backdrop LED display screen possesses following beneficial effect:

1. this canopy LED display screen through roof, backup pad, slider, reciprocal lead screw, slider, fly leaf, bar shaped plate and the connecting block that is equipped with, can be convenient for clear up LED display screen surface, has reduced staff's intensity of labour.

2. This backdrop LED display screen through the locking mechanism who is equipped with, is convenient for pull down the brush and wash it.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only can be convenient for clear up LED display screen surface, reduced staff's intensity of labour, be convenient for moreover pull down the brush and wash it.

Drawings

Fig. 1 is a schematic structural view of a backdrop LED display screen provided by the present invention;

FIG. 2 is a side view of the top plate of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure: the LED display screen comprises a support rod 1, a movable plate 2, a strip-shaped plate 3, a sliding rod 4, a top plate 5, a reciprocating screw rod 6, a sliding block 7, an LED display screen 8, a brush 9, a rectangular rod 10, a motor 11, a sphere 12, a baffle 13, a fixed rod 14, a clamping rod 15, a spring 16, a push rod 17 and a connecting block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a backdrop LED display screen comprises two strip-shaped plates 3 longitudinally arranged side by side and a top plate 5 horizontally and fixedly arranged on the upper side between the two strip-shaped plates 3, wherein the front and rear sides of the lower ends of the two strip-shaped plates 3 are symmetrically and fixedly connected with vertical support rods 1, a first cavity is formed in the top plate 5, a second cavity is formed in the two strip-shaped plates 3, a motor 11 is fixedly arranged on the rear cavity wall of the first cavity, a reciprocating screw rod 6 is longitudinally arranged at the center of the interior of the first cavity, the front end of the reciprocating screw rod 6 is rotatably connected with the front cavity wall of the first cavity through a rolling bearing, the rear end of the reciprocating screw rod 6 is fixedly connected with the output end of the motor 11, a slide block 7 is in threaded connection with the rod wall of the reciprocating screw rod 6, vertical movable plates 2 are symmetrically arranged in the two second cavities, a first strip-shaped hole and a second strip-shaped hole are symmetrically formed on the, the equal sliding connection in inside in two first bar holes has slide bar 4, the one end that deviates from mutually of two slide bars 4 all extend to the inside of second cavity and with 2 fixed connection of fly leaf, and the relative one end of two slide bars 4 all extend to the inside of first cavity and with 7 fixed connection of slider, the lower extreme fixedly connected with LED display screen 8 of roof 5, the downside of LED display screen 8 is provided with horizontally rectangular rod 10, the last side wall fixedly connected with brush 9 of rectangular rod 10, the blind hole has been seted up to the both ends symmetry of rectangular rod 10, all fixed locking mechanism that is equipped with between two blind holes and the second bar hole that corresponds.

The locking mechanism comprises a clamping rod 15, a fixed rod 14, a push rod 17, a spring 16 and a connecting block 18, the connecting block 18 is in sliding connection with the hole wall of the second strip-shaped hole, the left side wall and the right side wall of the connecting block 18 both extend to the outside of the second strip-shaped hole, the side wall of the connecting block 18, which is positioned at one side in the second cavity, is fixedly connected with the movable plate 2, the rod wall of the clamping rod 15 is in sliding connection with the hole wall of the blind hole, one end, far away from the reciprocating screw rod 6, of the clamping rod 15 extends to the outside of the blind hole, the side wall, near the reciprocating screw rod 6, of the connecting block 18 is provided with a clamping groove matched with the clamping rod 15, the front side rod wall of the clamping rod 15 is provided with a third strip-shaped hole, the fixed rod 14 is longitudinally arranged at one side, near the reciprocating screw rod 6, the front end and the rear end of the fixed rod 14, fourth hole has been seted up to the downside pore wall of blind hole, and the vertical setting of push rod 17 is in the inside in fourth hole, and the upper and lower both ends of push rod 17 all extend to the inside in fourth hole, the lower side pole wall fixed connection of the upper end of push rod 17 and kelly 15.

The lower end of the push rod 17 is fixedly connected with a push block, and the push block is convenient for pushing the push rod 17.

The upside of connecting block 18 is located and is provided with horizontally baffle 13 between bar 3 and rectangular rod 10, and the one end and the rectangular rod 10 fixed connection of baffle 13, baffle 13 can provide support and location to rectangular rod 10, prevent that rectangular rod 10 from dropping carelessly when the dismouting.

The standing groove has been seted up to the equal symmetry of the upper and lower both sides wall of two fly leaf 2, and the equal sliding connection in inside of two standing grooves has spheroid 12, and the one end that deviates from mutually of a plurality of spheroids 12 all extends to the outside of standing groove, and the upper and lower both sides chamber wall of two second cavities all vertically has seted up the spout with spheroid 12 matched with.

The utility model discloses in, during the use, starter motor 11, motor 11 drives reciprocal lead screw 6 and rotates, reciprocal lead screw 6 rotates and drives slider 7 reciprocating motion all around, slider 7 passes through slide bar 4, bar shaped plate 3, connecting block 18 and locking mechanism drive the back-and-forth movement of rectangular rod 10, rectangular rod 10 clears up LED display screen 8 through brush 9, when rectangular rod 10 washs brush 9 needs to be pulled down, promote the ejector pad, the ejector pad passes through push rod 17 and drives 15 extrusion springs 16 of kelly, when kelly 15 no longer with the draw-in groove joint, can take off rectangular rod 10 and wash brush 9 this moment, the utility model discloses not only can be convenient for clear up LED display screen surface, reduce staff's intensity of labour, be convenient for pull down brush 9 and wash it moreover.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A backdrop LED display screen comprises two strip-shaped plates (3) which are longitudinally arranged side by side and a top plate (5) which is horizontally and fixedly arranged at the upper side between the two strip-shaped plates (3), and is characterized in that the front side and the rear side of the lower end of each strip-shaped plate (3) are symmetrically and fixedly connected with a vertical supporting rod (1), a first cavity is arranged in the top plate (5), a second cavity is arranged in each strip-shaped plate (3), a motor (11) is fixedly arranged on the rear side cavity wall of the first cavity, a reciprocating lead screw (6) is longitudinally arranged at the center of the inner part of the first cavity, the front end of the reciprocating lead screw (6) is rotatably connected with the front side cavity wall of the first cavity through a rolling bearing, the rear end of the reciprocating lead screw (6) is fixedly connected with the output end of the motor (11), and a slide block (7) is in threaded connection with the rod wall of the reciprocating lead screw, vertical movable plates (2) are symmetrically arranged inside the two second cavities, a first strip-shaped hole and a second strip-shaped hole are symmetrically formed in the upper side and the lower side of the cavity wall on one side, which is opposite to the two second cavities, slide bars (4) are connected inside the two first strip-shaped holes in a sliding manner, the ends, which are opposite to each other, of the two slide bars (4) extend into the second cavities and are fixedly connected with the movable plates (2), and the opposite ends of the two sliding rods (4) extend into the first cavity and are fixedly connected with the sliding block (7), the lower end of the top plate (5) is fixedly connected with an LED display screen (8), a horizontal rectangular rod (10) is arranged on the lower side of the LED display screen (8), the upper side rod wall of the rectangular rod (10) is fixedly connected with a brush (9), blind holes are symmetrically formed in two ends of the rectangular rod (10), and a locking mechanism is fixedly arranged between each blind hole and each second strip-shaped hole.

2. The awning LED display screen according to claim 1, wherein the locking mechanism comprises a clamping rod (15), a fixing rod (14), a push rod (17), a spring (16) and a connecting block (18), the connecting block (18) is slidably connected with the wall of the second strip-shaped hole, the left and right side walls of the connecting block (18) extend to the outside of the second strip-shaped hole, the side wall of the connecting block (18) located at one side of the second cavity is fixedly connected with the movable plate (2), the rod wall of the clamping rod (15) is slidably connected with the wall of the blind hole, one end of the clamping rod (15) far away from the reciprocating screw rod (6) extends to the outside of the blind hole, the side wall of the connecting block (18) close to one side of the reciprocating screw rod (6) is provided with a clamping groove matched with the clamping rod (15), the front wall of the clamping rod (15) is provided with a third strip-shaped hole, dead lever (14) vertically set up in the inside in third bar hole and are close to one side department of reciprocal lead screw (6), and both ends all with the pore wall fixed connection of blind hole around dead lever (14), the both ends of spring (16) respectively with the hole bottom and the kelly (15) fixed connection of blind hole, fourth hole has been seted up to the downside pore wall of blind hole, the vertical setting of push rod (17) is in the inside in fourth hole, and the upper and lower both ends of push rod (17) all extend to the inside in fourth hole, the upper end of push rod (17) and the downside pole wall fixed connection of kelly (15).

3. The backdrop LED display screen of claim 2, wherein the lower end of the push rod (17) is fixedly connected with a push block.

4. The backdrop LED display screen according to claim 2, wherein a horizontal baffle (13) is arranged on the upper side of the connecting block (18) between the strip-shaped plate (3) and the rectangular rod (10), and one end of the baffle (13) is fixedly connected with the rectangular rod (10).

5. The backdrop LED display screen according to claim 1, wherein the two movable plates (2) are symmetrically provided with placing grooves on both the upper and lower side walls, the two placing grooves are connected with spheres (12) inside in a sliding manner, the ends of the spheres (12) facing away from each other extend to the outside of the placing grooves, and the upper and lower side cavity walls of the two second cavities are longitudinally provided with sliding grooves matched with the spheres (12).