CN215298725U

CN215298725U - High-density small-space LED display screen

Info

Publication number: CN215298725U
Application number: CN202121211813.7U
Authority: CN
Inventors: 杨洪奎
Original assignee: Jiangsu Mini Photoelectric Co ltd
Current assignee: Jiangsu Mini Photoelectric Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-24
Anticipated expiration: 2031-06-01

Abstract

The application discloses a high-density small-space LED display screen, which comprises a display screen body, a heat dissipation mechanism and an adjusting mechanism; adjustment mechanism includes the connecting box, two the connecting box is fixed connection respectively at display screen body both ends, two all fixedly in the connecting box has cup jointed the pole, two all slide sleeve has been cup jointed on the pole of cup jointing, two the equal fixed connection of slide sleeve is on the lifter plate, two all fixedly on the lifter plate is equipped with a plurality of inserting grooves. This application is at needs display screen body during operation, to two spliced poles of both sides pulling, first spring extension, make spliced pole and inserting groove separation, with the lifter plate to the connecting box stimulate to appropriate position outward, sliding sleeve on the lifter plate slides on cup jointing the pole, loosen the spliced pole, spring force drives two spliced poles to middle motion, make spliced pole and the inserting groove of appropriate position peg graft together, thereby fix the position of lifter plate, be convenient for highly adjust the display screen body.

Description

High-density small-space LED display screen

Technical Field

The application relates to the field of display screens, in particular to a high-density small-space LED display screen.

Background

The LED display screen is a flat panel display, it is made up of LED module panel of one by one, the apparatus used for displaying various information such as characters, picture, video, etc., the LED electronic display screen collects microelectronic technology, computer technology, information processing in an organic whole, have bright in color, the dynamic range is wide, the luminance is high, longe-lived, advantages such as the job stabilization is reliable, the LED display screen is applied to the commercial media extensively, the cultural performance market, stadium, information transmission, news issue, stock exchange, etc., can meet the needs of different environments.

The LED display screen of current high density booth apart from is inconvenient when the installation is used, is not convenient for adjust the height of display screen according to actual need, and the LED display screen thermal diffusivity of high density booth apart from is not good, influences its normal work easily. Therefore, a high-density small-pitch LED display screen is proposed to solve the above problems.

Disclosure of Invention

The high-density small-space LED display screen is provided in the embodiment and used for solving the problem that the LED display screen in the prior art is inconvenient to directly adjust the height during working.

According to one aspect of the application, a high-density small-space LED display screen is provided, and comprises a display screen body, a heat dissipation mechanism and an adjusting mechanism;

the adjusting mechanism comprises connecting boxes, two connecting boxes are respectively and fixedly connected with two ends of the display screen body, sleeve connecting rods are fixedly sleeved in the two connecting boxes, sliding sleeves are sleeved on the two sleeve connecting rods in a sliding manner, the two sliding sleeves are fixedly connected on the lifting plates, a plurality of inserting grooves are fixedly arranged on the two lifting plates, the inserting grooves are evenly distributed on one sides far away from the two lifting plates, sleeve connecting boxes are fixedly connected on the two connecting boxes, inserting rods are sleeved on the two sleeve connecting boxes in a sliding manner, one ends of the two inserting rods close to each other slidably penetrate through the two side walls of the connecting boxes to extend into the inside, one ends of the two inserting rods close to each other are inserted in the inserting grooves, the other ends of the two inserting rods are respectively and fixedly connected with a first limiting block, and first springs are respectively and fixedly connected on the two first limiting blocks, two the equal fixed connection of first spring other end is on the connecting box lateral wall, two first spring cup joints on the peg graft pole.

Further, the lifter plate bottom all slides and runs through the connecting box and extend to the outside, two the equal fixed connection in lifter plate bottom is in the backup pad.

And furthermore, two L-shaped plates are fixedly connected to the upper side wall and the lower side wall of the connecting box, four threaded rods are sleeved on the L-shaped plates in a threaded manner, the bottom ends of the threaded rods are respectively lapped at two ends of two connecting plates, and the two connecting plates are respectively and fixedly connected to two ends of the glass plate.

Further, heat dissipation mechanism includes the heat dissipation fan, heat dissipation fan fixed connection is in fixed incasement, fixed case overlap joint is at display screen body rear wall.

Furthermore, vertical plates are fixedly connected to two side walls of the fixed box, fixing plates are fixedly connected to the vertical plates, first connecting rods are sleeved on the vertical plates in a sliding mode, one ends of the first connecting rods are fixedly connected to the display screen body, second connecting rods are sleeved on the fixing plates in a sliding mode, and the ends, close to each other, of the second connecting rods are connected to the fixed box in a sliding mode and are in lap joint with the fixed box after penetrating through the first connecting rods.

Furthermore, two equal fixedly connected with second stopper of the end that the second connecting rod is far away mutually, two equal fixedly connected with second spring one end on the second stopper, two the equal fixed connection of second spring other end is on the fixed plate, two the second spring cup joints on the second connecting rod.

Through the above-mentioned embodiment of this application, adopted adjustment mechanism, solved the LED display screen and be not convenient for directly carry out the problem of adjusting to the height at the during operation, improved the practicality of display screen.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic side view of a display screen body according to an embodiment of the present application.

In the figure: 1. display screen body, 2, the connecting plate, 3, fixing bolt, 4, the L template, 5, the lifter plate, 6, fixed case, 7, the backup pad, 8, the heat dissipation fan, 9, the inserted link, 10, first spring, 11, first stopper, 12, cup joint the case, 13, the inserting groove, 14, cup joint the pole, 15, sliding sleeve, 16, the connecting box, 17, the glass board, 18, vertical board, 19, the fixed plate, 20, the head rod, 21, the second connecting rod, 22, the second spring, 23, the second stopper.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The adjusting mechanism in this embodiment may be applicable to various LED display screens, for example, the following LED display screen is provided in this embodiment, and the filtering mechanism in this embodiment may be used to adjust the following LED display screen.

The LED display screen comprises a plastic shell and a PCB assembly, wherein the upper surface and the lower surface of a shell of the plastic shell are respectively provided with a radian with a preset numerical value in the direction of one side of the upper surface, and the size of the radian is equal to the size of the radian of the upper surface and the lower surface of the shell bent in the direction of one side of the lower surface after the plastic shell passes through a packaging and curing link; this PCB subassembly includes the PCB board, contact pin and at least one LED subassembly, this PCB subassembly nestification is in this plastic shell that the embedment has the encapsulant, the plastic shell of LED display screen is set up to the radian of the upper surface one side of bending in the direction through encapsulation solidification link before, the plastic shell of LED display screen is through the encapsulation solidification link to the radian of the lower surface one side of bending in the direction of back, then the plastic shell of LED display screen is through encapsulation solidification link after, upper surface and lower surface are the straight flange structure, make off-the-shelf disability rate reduce.

The plastic shell is provided with at least one reflection cavity, the shape of the upper cavity opening of each reflection cavity on the upper surface of the plastic shell body corresponds to a pattern or a character respectively, after the PCB assembly is electrified through the pin pins, light emitted by the LED assembly on the PCB can pass through the reflection cavity, and therefore the pattern or the character of the upper cavity opening of the reflection cavity on the upper surface of the plastic shell body can emit light; the reflecting cavity is funnel-shaped or trapezoid-shaped, and the size of the upper cavity opening of the reflecting cavity is larger than that of the lower cavity opening, so that light emitted by the LED assembly in the PCB assembly can be effectively collected through the reflecting cavity, the brightness of characters or patterns on the LED display screen is enhanced, and the luminous efficiency of the LED assembly in the LED display is improved; the encapsulant is epoxy glue, the epoxy glue can hold LED light to effectively diffuse, certain brightness is increased, and the PCB assembly can be completely wrapped and fixed, so that the LED assembly is not easy to damage; the pin pins are arranged on the bottom surface of the PCB, the at least one LED assembly is arranged on the upper surface of the PCB, and each LED assembly at least corresponds to one reflecting cavity in the plastic shell; the bottom of the plastic shell is provided with at least one PCB assembly positioning column, the PCB is provided with at least one PCB assembly positioning hole, and the PCB assembly positioning column on the plastic shell corresponds to the positioning hole on the PCB; before the LED display screen is packaged and cured, the relative positions of the PCB assembly and the plastic shell cannot be changed in a mode of using PCB assembly positioning holes and PCB assembly positioning columns, so that the defective rate of the LED display screen is reduced, and the number of the PCB assembly positioning columns is equal to that of the PCB assembly positioning holes arranged on the PCB; in some special cases, the number of the PCB assembly positioning columns can be smaller than that of the PCB assembly positioning holes formed in the PCB board, in this embodiment, the LED display screen further includes a membrane, and the membrane is bonded to the upper surface of the plastic housing through an adhesive; the film is provided with patterns corresponding to the patterns or characters of the upper cavity opening of each reflection cavity; the patterns on the diaphragm are transparent or semitransparent, the adhesive can be transparent or semitransparent glue, the patterns or characters on the diaphragm correspond to the patterns or characters on the upper cavity opening of each reflection cavity, and light emitted by the LED assembly can also pass through the diaphragm after passing through the reflection cavities, so that preset patterns or characters are displayed on the LED display screen.

Of course, the present embodiment can also be used for adjusting LED display screens with other structures. The following describes the adjusting mechanism according to the embodiment of the present application, which is not described in detail herein.

Referring to fig. 1-3, a high-density small-space LED display screen includes a display screen body 1, a heat dissipation mechanism and an adjustment mechanism;

the adjusting mechanism comprises connecting boxes 16, two connecting boxes 16 are respectively fixedly connected to two ends of the display screen body 1, sleeve connecting rods 14 are fixedly sleeved in the two connecting boxes 16, sliding sleeves 15 are respectively sleeved on the two sleeve connecting rods 14 in a sliding manner, the two sliding sleeves 15 are respectively fixedly connected to the lifting plates 5, a plurality of inserting grooves 13 are respectively fixedly arranged on the two lifting plates 5, the inserting grooves 13 are uniformly distributed on the far sides of the two lifting plates 5, sleeve connecting boxes 12 are respectively fixedly connected to the two connecting boxes 16, inserting rods 9 are respectively sleeved on the two sleeve connecting boxes 12 in a sliding manner, the near ends of the two inserting rods 9 respectively extend into the two side walls of the connecting boxes 16 in a sliding manner, the near ends of the two inserting rods 9 are respectively inserted into the inserting grooves 13, and first limiting blocks 11 are respectively fixedly connected to the other ends of the two inserting rods 9, two first spring 10 of equal fixedly connected with on the first stopper 11, two the equal fixed connection of the first spring 10 other end is on 16 lateral walls of connecting box, two first spring 10 cup joints on peg graft rod 9, and the peg graft rod 9 of being convenient for is pegged graft in the inserting groove 13 of the different positions on lifter plate 5, adjusts the height of display screen.

The bottom ends of the lifting plates 5 extend to the outside through the connecting box 16 in a sliding mode, and the bottoms of the two lifting plates 5 are fixedly connected to the supporting plate 7, so that the display screen can be conveniently and vertically fixed on the ground; the upper side wall and the lower side wall of each of the two connecting boxes 16 are fixedly connected with an L-shaped plate 4, the four L-shaped plates 4 are in threaded sleeve connection with threaded rods, the bottom ends of the four threaded rods are respectively lapped at two ends of the two connecting plates 2, and the two connecting plates 2 are respectively and fixedly connected at two ends of a glass plate 17, so that the display screen body 1 can be protected through the glass plate 17; the heat dissipation mechanism comprises a heat dissipation fan 8, the heat dissipation fan 8 is fixedly connected in a fixing box 6, the fixing box 6 is in lap joint with the rear wall of the display screen body 1, and heat dissipation of the display screen body 1 is facilitated through the heat dissipation fan 8; vertical plates 18 are fixedly connected to two side walls of the fixed box 6, fixed plates 19 are fixedly connected to the two vertical plates 18, first connecting rods 20 are sleeved on the two vertical plates 18 in a sliding mode, one ends of the two first connecting rods 20 are fixedly connected to the display screen body 1, second connecting rods 21 are sleeved on the fixed plates 19 in a sliding mode, and the close ends of the two second connecting rods 21 penetrate through the first connecting rods 20 in a sliding mode and then are lapped on the fixed box 6, so that the fixed box 6 can be fixed and disassembled conveniently; two equal fixedly connected with second stopper 23 of the end that the second connecting rod 21 is far away mutually, two equal fixedly connected with second spring 22 one end, two on the second stopper 23 the equal fixed connection of the second spring 22 other end is on fixed plate 19, two second spring 22 cup joints on second connecting rod 21, is convenient for promote the motion of second connecting rod 21 through second spring 22 elasticity.

When the utility model is used, the electrical components in the application are externally connected with a power supply and a control switch, firstly, two connecting plates 2 at two ends of a glass plate 17 are placed at a position between an L-shaped plate 4 and an LED display screen, a fixing bolt 3 is rotated to fix the connecting plates 2 and the LED display screen together, so as to protect the display screen through the glass plate 17, two second connecting rods 21 are pulled towards two sides, a second spring 22 extends to insert a first connecting rod 20 on a vertical plate 18, then the second connecting rod 21 is loosened, the second spring 22 is elastically driven to restore the original shape to drive the first spring 22 to insert the second connecting rod 21, thereby fixing a fixing box 6 on the display screen body 1, a heat dissipation fan 8 is opened to dissipate heat of the display screen body 1, when the display screen body 1 is required to work, two inserting rods 9 are pulled towards two sides, first spring 10 extends for peg graft 9 and inserting groove 13 separate, with lifter plate 5 to connecting box 16 outer pulling to suitable position, slide sleeve 15 on lifter plate 5 slides on cup jointing the pole 14, loosen peg graft 9, spring force drives two peg graft 9 to the intermediate motion, make peg graft 9 and suitable position's inserting groove 13 peg graft together, thereby fix the position of lifter plate 5, be convenient for adjust the height of display screen body 1.

The application has the advantages that:

1. when the display screen body needs to work, the two plug-in rods are pulled to the two sides, the first spring extends to enable the plug-in rods to be separated from the plug-in grooves, the lifting plate is pulled to a proper position to the outside of the connecting box, the sliding sleeve on the lifting plate slides on the sleeve-joint rod, the plug-in rods are loosened, the spring elasticity drives the two plug-in rods to move towards the middle, the plug-in rods are enabled to be plugged with the plug-in grooves in the proper position, and therefore the position of the lifting plate is fixed, and the height of the display screen body can be conveniently adjusted;

2. this application is through to two second connecting rods of both sides pulling, and the extension of second spring is pegged graft the head rod on vertical board, loosens the second connecting rod afterwards, and second spring force drives the second spring reconversion, drives the head rod and pegs graft on the second connecting rod to fix the fixed box at the display screen body, open the cooling fan and dispel the heat to the display screen body.

The heat radiation fan 8 adopts an axial flow fan with the model number of DC7015 and a related matched power supply and circuit.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by 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 protection scope of the present application.

Claims

1. The utility model provides a high density booth is apart from LED display screen which characterized in that: the display screen comprises a display screen body (1), a heat dissipation mechanism and an adjusting mechanism;

the adjusting mechanism comprises connecting boxes (16), the two connecting boxes (16) are respectively and fixedly connected with two ends of the display screen body (1), sleeve-joint rods (14) are fixedly sleeved in the two connecting boxes (16), sliding sleeves (15) are slidably sleeved on the two sleeve-joint rods (14), the two sliding sleeves (15) are respectively and fixedly connected to the lifting plates (5), a plurality of inserting grooves (13) are fixedly arranged on the two lifting plates (5), the inserting grooves (13) are equally distributed on one sides of the two lifting plates (5), the two connecting boxes (16) are respectively and fixedly connected with the sleeve-joint boxes (12), the inserting rods (9) are slidably sleeved on the two sleeve-joint boxes (12), one ends of the two inserting rods (9) close to each other slidably penetrate through the connecting boxes (16) and extend into the inner parts, one ends of the two side walls close to each other are inserted in the inserting grooves (13), two the equal fixedly connected with first stopper (11) of peg graft pole (9) other end, two equal fixedly connected with first spring (10) on first stopper (11), two the equal fixed connection of first spring (10) other end is on connecting box (16) lateral wall, two first spring (10) cup joint on peg graft pole (9).

2. The high-density small-pitch LED display screen according to claim 1, wherein: the bottom end of the lifting plate (5) is slidably connected with the connecting box (16) in a penetrating mode and extends to the outside, and the bottom of the lifting plate (5) is fixedly connected to the supporting plate (7).

3. The high-density small-pitch LED display screen according to claim 1, wherein: two equal fixedly connected with L template (4), four on both sides wall about connecting box (16) the threaded rod has been cup jointed to the equal screw thread of L template (4), four the threaded rod bottom is overlap joint respectively at two connecting plate (2) both ends, two connecting plate (2) fixed connection is at glass board (17) both ends respectively.

4. The high-density small-pitch LED display screen according to claim 1, wherein: the heat dissipation mechanism comprises a heat dissipation fan (8), the heat dissipation fan (8) is fixedly connected into a fixing box (6), and the fixing box (6) is connected to the rear wall of the display screen body (1) in an overlapping mode.

5. The high-density small-pitch LED display screen according to claim 4, wherein: the display screen fixing box is characterized in that vertical plates (18) of the fixing box (6) are fixedly connected to two side walls of the fixing box (6), two fixing plates (19) are fixedly connected to the vertical plates (18) in an equal sliding mode and are connected with first connecting rods (20) in a sleeved mode, two connecting rods (20) are fixedly connected to the display screen body (1), second connecting rods (21) are connected to the fixing plates (19) in a sliding mode, two ends, close to the second connecting rods (21), of the adjacent ends of the adjacent second connecting rods (21) are connected to the fixing box (6) in a sliding mode and are in lap joint after penetrating through the first connecting rods (20).

6. The high-density small-pitch LED display screen as claimed in claim 5, wherein: two equal fixedly connected with second stopper (23) of the end far away mutually of second connecting rod (21), two equal fixedly connected with second spring (22) one end, two on second stopper (23) the equal fixed connection of second spring (22) other end is on fixed plate (19), two second spring (22) cup joint on second connecting rod (21).