CN217279926U

CN217279926U - Display unit and LED display screen

Info

Publication number: CN217279926U
Application number: CN202220838261.0U
Authority: CN
Inventors: 韩伟; 白杨; 张宏利; 肖道粲
Original assignee: Shenzhen Absen Optoelectronic Co Ltd
Current assignee: Shenzhen Absen Optoelectronic Co Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-23
Anticipated expiration: 2032-04-12

Abstract

The utility model provides a display element and LED display screen, LED display screen include a plurality of display element of splicing mutually, and display element includes box, a plurality of display module and coupling assembling, and coupling assembling includes connecting piece and two mountings, and two adjacent display module's bracket passes through coupling assembling and links to each other. Connecting holes on brackets of two adjacent display components correspond, the connecting piece is worn to be arranged in two corresponding connecting holes, two fixing pieces are detachably connected at two ends of the connecting piece respectively, the end faces of the abutting parts in the two fixing pieces are abutted to the inner walls of the two brackets respectively, the outer side walls of the two adjacent brackets are abutted to be tight relatively, the problem of bright and dark lines caused by splicing seams between the two adjacent display components is avoided, and the black screen effect and the image display effect of a display screen and an LED display screen are effectively improved.

Description

Display unit and LED display screen

Technical Field

The utility model relates to a display device technical field, in particular to display element and LED display screen.

Background

The LED display screen has the characteristics of high luminous brightness, high luminous efficiency, bright color, high contrast, short response time, wide working temperature range, low energy consumption and the like, and is widely applied to stage display equipment, advertisement display equipment, data visualization display equipment and commercial display equipment.

At present, a display screen is generally formed by splicing a plurality of independent display modules. In the equipment process, produce the concatenation clearance easily between the display module assembly, lead to the display screen to show the bright dark line that has once obviously, influence the display effect of display screen and user's use experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve prior art display screen and in the equipment process, produce the concatenation clearance easily between the display module assembly, lead to the display screen to show obvious bright dark line occasionally, influence the display effect of display screen and the technical problem that user's use was experienced.

In order to solve the above technical problem, the present invention provides a display unit, which includes a box body, a plurality of display modules and a connecting assembly, wherein each display module includes a bracket disposed on the box body and at least one display module disposed on the bracket, and the brackets of the plurality of display modules are sequentially arranged along a length direction of the box body; connecting holes are formed in two side walls of each bracket, and the connecting holes of two adjacent brackets are correspondingly arranged; the connecting assembly comprises a connecting piece and two fixing pieces; openings are formed in two ends of the connecting piece, and the connecting piece penetrates through the connecting holes corresponding to the two adjacent brackets; the fixing piece comprises an abutting part and fixing parts protruding and extending at one end of the abutting part, the fixing parts of the two fixing pieces are detachably connected to the inner parts of the two ends of the connecting piece respectively, and the end faces of the abutting parts in the two fixing pieces are abutted to the inner walls of the two brackets respectively, so that the outer side walls of the two adjacent brackets are abutted to each other relatively.

Optionally, the inner wall of the connecting piece is provided with an internal thread, and the outer wall of the fixing part is provided with an external thread matched with the internal thread in a threaded manner.

Optionally, the fixing member further includes a handle portion, and the handle portion is disposed at an end of the abutting portion facing away from the fixing portion.

Optionally, the connecting hole includes a slot area and a transition area communicated with the slot area, the transition area is arranged above the slot area in the height direction of the display unit, the connecting member is clamped and fixed in the slot area, and the inner diameter of the transition area is greater than the outer diameter of the handle portion.

Optionally, the cross section of the connecting piece is square, and the clamping groove area is a square groove matched with the connecting piece.

Optionally, the attachment aperture is disposed proximate a top of the bracket.

Optionally, a plurality of the connection holes are formed in the side wall of the bracket, and the plurality of the connection holes are arranged on the side wall of the bracket at intervals along the height direction of the display unit.

Optionally, when the end surfaces of the abutting portions in the two fixing pieces are respectively abutted to the inner walls of the two adjacent brackets, the end surfaces at the two ends of the connecting piece are respectively flush with the inner walls of the two brackets.

Optionally, the handle portion is a plastic piece.

The utility model also provides a LED display screen, including a plurality of foretell display element that splice mutually, adjacent two box between the display element is connected.

According to the above technical scheme, the beneficial effects of the utility model are that: the utility model discloses in display element and LED display screen, the LED display screen includes a plurality of display element that splice mutually, and display element includes box, a plurality of display module and coupling assembling, and coupling assembling includes connecting piece and two mountings, and two adjacent display module's bracket passes through coupling assembling and links to each other. Connecting holes on brackets of two adjacent display components correspond, the connecting piece is worn to establish in two connecting holes that correspond, two mountings detachably connect at the both ends of connecting piece respectively, make in two mountings the terminal surface of butt joint portion respectively with the inner wall butt of two brackets, so that the lateral wall of two adjacent brackets supports tightly relatively, thereby avoid the problem of bright dark line that the piece caused between two adjacent display components, promote the black screen effect and the image display effect of display screen and LED display screen effectively.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a display unit according to the present invention.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is a schematic structural view of a connection assembly in the display unit shown in fig. 1.

Fig. 4 is a side view of fig. 3.

Fig. 5 is a cross-sectional view of fig. 3.

The reference numerals are explained below: 100. a display unit; 101. a first display assembly; 102. a second display assembly; 11. a bracket; 110. connecting holes; 111. a first connection hole; 112. a second connection hole; 1111. a slot clamping area; 1112. a transition zone; 20. a connection assembly; 21. a connecting member; 22. a fixing member; 2201. a first fixing member; 2202. a second fixing member; 221. an abutting portion; 222. a fixed part; 223. a handle portion.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it should be understood that the indications of directions or positional relationships (such as up, down, left, right, front, rear, and the like) in the embodiments shown in the drawings are merely for convenience of description and simplification of the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated. These descriptions are appropriate when the elements are in the positions shown in the drawings. If the description of the positions of these elements changes, the indication of these directions changes accordingly.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, an embodiment of the present disclosure provides a display unit 100, where the display unit 100 includes a box (not shown), a plurality of display elements, and a connecting assembly 20.

Wherein, every display module all includes bracket 11 and the at least display module group of setting on bracket 11 that sets up on the box. The brackets 11 of the plurality of display modules are sequentially arranged along the length direction of the box body, connecting holes 110 are formed in two side walls of each bracket 11, and the connecting holes 110 of two adjacent brackets 11 are correspondingly arranged.

The connecting assembly 20 includes a connecting member 21 and two fixing members 22, wherein both ends of the connecting member 21 are open, and the connecting member 21 is inserted into the corresponding connecting hole 110 of the two adjacent brackets 11. The fixing members 22 include an abutting portion 221 and fixing portions 222 protruding from one end of the abutting portion 221, and the fixing portions 222 of the two fixing members 22 are detachably connected to the insides of both ends of the connecting member 21, respectively. The end surfaces of the abutting portions 221 in the two fixing members 22 abut against the inner walls of the two brackets 11, respectively, so that the outer side walls of the two adjacent brackets 11 abut against each other relatively.

In this embodiment, the box body includes a box main body and a lid plate provided on the top of the box main body. The top opening of case main part and inside are equipped with the installation cavity, and the apron is connected at the top of case main part movably to make the top of case main part be closed or open mode. The two opposite surfaces in the box body are respectively a first surface and a second surface, the first surface of the box body is used for installing the display assembly, and the second surface of the box body is used for mounting the display assembly against a wall.

By mounting the second surface of the case against a wall, the heat dissipation area of the display unit 100 can be increased. The case body may be made of a material having a good heat conductivity, such as aluminum alloy or copper, so as to further enhance the heat dissipation performance of the entire display unit 100.

The display unit 100 of the embodiment includes two sets of display components, the two sets of display components are a first display component 101 and a second display component 102 respectively, the first display component 101 and the second display component 102 have the same structure, and each display component includes a bracket 11 and a display module (not shown in the figure) arranged on the bracket 11. The number of the display modules may be one or plural, and the plurality of display modules are sequentially connected to the bracket 11 along the height direction of the bracket 11. The number of the display modules can be determined according to actual use and design requirements, and is not limited too much.

In other examples, the number of display modules in the display unit 100 may not be limited to two groups as shown in the present embodiment, and the number of display modules may be provided in three groups, four groups, six groups, and the like, and the plurality of groups of display modules are sequentially arranged on the first surface of the case along the length direction of the case.

In this embodiment, the bracket 11 of the display module is a square frame structure, the bracket 11 includes two opposite and parallel arranged transverse frames and two opposite and parallel arranged longitudinal frames, and the transverse frames and the longitudinal frames can be connected by means of a buckle, a screw joint, welding or an integral forming. The top and the bottom of the bracket 11 are respectively connected with the top and the bottom of the box body, and the bracket 11 and the box body can be connected through screws.

Be equipped with display module assembly on the bracket 11, display module assembly is used for realizing the demonstration function of display screen, and this display module assembly can include the base plate and set up a plurality of lamp pearls on the base plate. The substrate can be a flat plate substrate, a multilayer circuit board substrate or a multilayer circuit board substrate with a drive IC.

The lamp beads can be LED lamp beads which can be common light-emitting diodes and also can be micro light-emitting diodes with the size of micron order. Compared with the common light emitting diode, the micro light emitting diode has higher brightness, resolution and color saturation, lower energy consumption, longer service life and faster response speed. A plurality of lamp pearls can weld in the substrate surface through tin cream interval, and the lamp pearl is connected in the surface of base plate and is established the electricity and connect to constitute display module's main part for realize the image display of display screen.

In addition, the display unit 100 of the present embodiment may further include a driving assembly disposed in the mounting cavity of the case. The driving assembly comprises a power supply, a receiving card and other functional assemblies, and is electrically connected with the display module to realize the display function of the display module.

Furthermore, in the embodiment, two side walls of the bracket 11 of the first display module 101 are opened with connection holes 110, and two side walls of the bracket 11 of the second display module 102 are opened with connection holes 110. The connecting hole 110 of the bracket 11 of the first display module 101 is a first connecting hole 111, and the connecting hole 110 of the bracket 11 of the second display module 102 is a second connecting hole 112. The positions of the first connection hole 111 and the second connection hole 112 correspond in the height direction of the display unit 100.

Referring to fig. 4 and 5, in the present embodiment, the connection assembly 20 includes a connection member 21 and two fixing members 22, where the two fixing members 22 are a first fixing member 2201 and a second fixing member 2202, respectively. The connecting member 21 of the present embodiment has a square column shape, and both ends of the connecting member 21 are opened to form mounting cavities at both ends of the connecting member 21. The mounting cavities at both ends of the connecting member 21 may or may not be through. The inner walls of the mounting cavities at both ends of the connecting piece 21 are provided with internal threads.

Each of the first mount 2201 and the second mount 2202 includes an abutting portion 221 and a fixing portion 222, the abutting portion 221 is a block-shaped structure with a circular outer contour, the fixing portion 222 is cylindrical, and the fixing portion 222 protrudes and extends on an end surface of one end of the abutting portion 221. The outer wall of the fixing portion 222 is provided with an external thread, and the external thread is in threaded connection with the internal thread of the connecting member 21.

The first fixing member 2201 and the second fixing member 2202 are screwed and fixed in the mounting cavities at both ends of the connecting member 21 by the matching of the internal thread and the external thread. The length of the installation cavity in the connecting piece 21 can be determined according to the threaded stroke of the first fixing piece 2201 and the second fixing piece 2202.

Further, the first mount 2201 and the second mount 2202 further include a handle portion 223, the handle portion 223 being provided on an end surface of the abutment portion 221 on an end side away from the fixing portion 222, the handle portion 223 being provided coaxially with the abutment portion 221 and the fixing portion 222. The outer diameter of the handle portion 223 is larger than that of the contact portion 221, and the handle portion 223 is held by a human hand, so that an operator can easily rotate the fixture 22 to attach and detach the fixture 22 to and from the connector 21.

The outline of the handle part 223 is in a plum blossom shape, the arrangement accords with the human mechanics principle, and the handle can be conveniently held by hands, so that a user can conveniently rotate the fixing part 22, the fixing part 22 is screwed at two ends of the connecting part 21 or the screwed connection between the fixing part 22 and the connecting part 21 is released, and the quick assembly and disassembly of the fixing part 22 and the connecting part 21 are realized. The handle part 223 is a plastic part made of soft material, so that the operation and use feeling of the personnel are better.

In the display unit 100 of the present embodiment, when assembled, the bracket 11 of the first display assembly 101 and the bracket 11 of the second display assembly 102 are opposite to each other such that the first connection hole 111 and the second connection hole 112 correspond to each other. The connecting piece 21 is arranged in the first connecting hole 111 and the second connecting hole 112 in a penetrating manner, and then the first fixing piece 2201 and the second fixing piece 2202 are respectively screwed inside the connecting piece 21 through two ends of the connecting piece 21, so that the end surface of the abutting part 221 of the first fixing piece 2201 abuts against the inner wall of the bracket 11 of the first display component 101, and the end surface of the abutting part 221 of the second fixing piece 2202 abuts against the inner wall of the bracket 11 of the second display component 102, so that the outer side wall of the bracket 11 of the first display component 101 and the outer side wall of the bracket 11 of the second display component 102 abut against each other relatively, the problem of a bright line caused by a seam between the first display component 101 and the second display component 102 is avoided, and the black screen effect and the image display effect of the display unit 100 are effectively improved.

In this embodiment, when the end surface of the abutting portion 221 of the first fixture 2201 abuts against the inner sidewall of the bracket 11 of the first display module 101 and the end surface of the abutting portion 221 of the second fixture 2202 abuts against the inner sidewall of the bracket 11 of the second display module 102, the two ends of the connecting member 21 are respectively flush with the inner wall of the bracket 11 of the first display module 101 and the inner wall of the bracket 11 of the second display module 102. The arrangement enables the two fixing pieces 22 to simultaneously abut against the end face of the connecting piece 21 and the inner side wall of the bracket 11, and ensures the stability of the whole structure of the connecting component 20 and the fit and abutment of the two brackets 11.

In other examples, the connecting member 21 may be disposed such that two ends of the connecting member do not exceed the inner walls of two adjacent brackets 11, so as to avoid the two ends of the connecting member 21 interfering with the fixing member 22, and ensure that the end surface of the abutting portion 221 of the fixing member 22 can smoothly abut against the inner side wall of the bracket 11.

In addition, in other examples, a plurality of connection holes 110 may be provided on the sidewall of the bracket 11, that is, a plurality of connection holes 110 are provided on the sidewall of the bracket 11 of the first display assembly 101, a plurality of connection holes 110 are provided on the bracket 11 of the second display assembly 102, and the plurality of connection holes 110 are provided on the sidewall of the bracket 11 at intervals in the height direction of the display unit 100.

In the height direction of the display unit 100, the plurality of coupling holes 110 on the bracket 11 of the first display module 101 and the plurality of coupling holes 110 on the bracket 11 of the second display module 102 are disposed in one-to-one correspondence. A group of connecting assemblies 20 is disposed in each two corresponding connecting holes 110, and the splicing seam between two adjacent brackets 11 can be further avoided through the groups of connecting assemblies 20, so that the display effect of the display unit 100 is ensured.

Besides the form of the screw connection between the fixing element 22 and the connecting element 21 shown in this embodiment, the fixing element 22 and the connecting element 21 may be detachably connected in other forms, such as a snap connection, and the detachable connection between the fixing portion 222 and the connecting element 21 in the fixing element 22 is realized by providing a snap groove and a buckle.

In the present embodiment, each of the first connection hole 111 and the second connection hole 112 includes a card slot section 1111 and a transition section 1112 in communication with the card slot section 1111. In the height direction of the display unit 100, the transition region 1112 is arranged above the card slot region 1111. The card slot section 1111 of the present embodiment is square and adapted to the connecting member 21, so that the card slot section 1111 has a square slot structure.

The square column shaped connecting piece 21 is clamped and fixed in the clamping groove zone 1111 of the first connecting hole 111 and the second connecting hole 112, the clamping of the two is accurate, and the installation and the disassembly are convenient. Simultaneously, the connecting piece 21 is clamped in the clamping groove zone 1111, and the clamping groove zone 1111 can limit the connecting piece 21 and prevent the connecting piece 21 from rotating.

In other examples, the connecting element 21 and the slot section 1111 of the connecting hole 110 may also have other shapes, such as regular polygons or irregular polygons, such as pentagons and hexagons, as long as the connecting element 21 is accurately locked in the slot section 1111 and does not rotate.

The transition region 1112 of this embodiment is circular in outer profile, and the inner diameter of the transition region 1112 is larger than the outer diameter of the handle portion 223 to allow the entire mount 22 to pass through the transition region 1112. When the display screen is maintained, the first fixing piece 2201 can be taken out from the inner side of the bracket 11 of the first display assembly 101 by releasing the screw connection between the first fixing piece 2201 and the connecting piece 21, and then the connecting piece 21 and the second fixing piece 2202 can be taken out from the inner side of the bracket 11 of the first display assembly 101 through the transition area 1112; the second fixture 2202 can be taken out from the inner side of the bracket 11 of the second display assembly 102 by releasing the threaded connection between the second fixture 2202 and the connecting piece 21, and then the connecting piece 21 and the first fixture 2201 are taken out from the inner side of the bracket 11 of the second display assembly 102 through the transition area 1112, so that the display assembly can be disassembled from any side of the bracket 11, and the maintenance of the display unit 100 is facilitated.

In addition, after the maintenance is completed, the connecting member 21 to which the first fixing member 2201 is screwed may be integrally placed into the two corresponding connecting holes, so that the end surface of the abutting portion 221 of the first fixing member 2201 abuts against the inner wall of the bracket 11 of the first display module 101, and then the second fixing member 2202 is screwed into the connecting member 21 from the other end of the connecting member 21 to tighten the two adjacent brackets 11; the connecting piece 21 with the second fixing piece 2202 connected in a threaded manner can be integrally placed into the two corresponding connecting holes, so that the end face of the abutting portion 221 of the second fixing piece 2202 is abutted to the inner wall of the bracket 11 of the second display assembly 102, the first fixing piece 2201 is screwed into the connecting piece 21 through the other end of the connecting piece 21 in a threaded manner, so that the two adjacent brackets 11 are tensioned, and therefore, when the rotating connection assembly 20 is assembled after maintenance, the outer walls of the two adjacent brackets 11 can be relatively abutted through any one fixing piece 22.

In the present embodiment, the first and second coupling holes 111 and 112 are each provided near the top of the bracket 11. Due to the arrangement, the connecting assembly 20 is integrally close to the top of the bracket 11, after the cover plate of the box body is opened, a worker can directly stretch hands into the bracket 11 from the top of the bracket 11, the connecting assembly 20 is detached from any one of two sides of the bracket 11, and the worker can conveniently maintain the display unit 100.

In addition, an embodiment of the present application further provides an LED display screen, where the LED display screen includes a plurality of the display units 100, and the structure of the display unit 100 is as described above, which is not described herein again. The plurality of display units 100 are spliced two by two, and the boxes between two adjacent display units 100 are connected.

For the application, one display unit 100 can be used as a display device alone, or a plurality of display units 100 can be spliced to form an LED display screen for use.

In this embodiment, the brackets 11 of two adjacent display components on each box realize abutting relatively through the connecting component 20 to avoid the splicing gap, and simultaneously, the brackets 11 of two adjacent display components spliced mutually by two adjacent display units 100 can realize abutting relatively through the connecting component, thereby avoiding the generation of bright and dark lines on the whole display surface of the LED display screen and ensuring the whole display effect of the LED display screen.

The LED display screen formed by splicing a plurality of display units 100 can realize the diversification of image display and expand the application range of the LED display screen.

To the display element and the LED display screen of this application, the LED display screen includes the display element of a plurality of concatenations mutually, and the display element includes box, a plurality of display module and coupling assembling, and coupling assembling includes connecting piece and two mountings, and two adjacent display module's bracket passes through coupling assembling and links to each other. Connecting holes on brackets of two adjacent display components correspond, the connecting piece is worn to be arranged in two corresponding connecting holes, two fixing pieces are detachably connected at two ends of the connecting piece respectively, the end faces of the abutting parts in the two fixing pieces are abutted to the inner walls of the two brackets respectively, the outer side walls of the two adjacent brackets are abutted to be tight relatively, the problem of bright and dark lines caused by splicing seams between the two adjacent display components is avoided, and the black screen effect and the image display effect of a display screen and an LED display screen are effectively improved.

The above embodiments are merely exemplary structures, and the structures in the embodiments are not combined structures of fixed collocation, and the structures in multiple embodiments can be combined and used arbitrarily without structure conflict. While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A display unit, comprising:

a box body;

the display module comprises a box body, a plurality of groups of display modules and a plurality of groups of display modules, wherein each display module comprises a bracket arranged on the box body and at least one display module arranged on the bracket; connecting holes are formed in two side walls of each bracket, and the connecting holes of two adjacent brackets are correspondingly arranged;

the connecting assembly comprises a connecting piece and two fixing pieces; openings are formed in two ends of the connecting piece, and the connecting piece penetrates through connecting holes corresponding to two adjacent brackets; the fixing piece comprises an abutting part and fixing parts protruding and extending at one end of the abutting part, the fixing parts of the two fixing pieces are detachably connected to the inner parts of the two ends of the connecting piece respectively, and the end faces of the abutting parts in the two fixing pieces are abutted to the inner walls of the two brackets respectively, so that the outer side walls of the two adjacent brackets are abutted to each other relatively.

2. The display unit according to claim 1, wherein the inner wall of the connecting member is provided with an internal thread, and the outer wall of the fixing portion is provided with an external thread adapted to the internal thread.

3. The display unit of claim 1, wherein the mount further comprises a handle portion disposed at an end of the abutment portion facing away from the fixed portion.

4. The display unit according to claim 3, wherein the connection hole includes a slot area and a transition area communicating with the slot area, the transition area is disposed above the slot area in a height direction of the display unit, the connector is snap-fitted to the slot area, and an inner diameter of the transition area is larger than an outer diameter of the handle portion.

5. The display unit of claim 4, wherein the connector has a square cross-section, and the slot area is a square slot adapted to the connector.

6. The display unit of claim 1, wherein the attachment aperture is disposed proximate a top of the bracket.

7. The display unit according to claim 1, wherein a plurality of the coupling holes are provided on a side wall of the bracket, and the plurality of the coupling holes are provided on the side wall of the bracket at intervals in a height direction of the display unit.

8. The display unit according to claim 1, wherein when the end surfaces of the abutting portions of the two fixing members abut against the inner walls of the two adjacent brackets, the end surfaces of the two ends of the connecting member are flush with the inner walls of the two brackets.

9. The display unit of claim 3, wherein the handle portion is a plastic piece.

10. An LED display screen, characterized in that, it comprises a plurality of display units as claimed in any one of claims 1-9 spliced with each other, and the boxes between two adjacent display units are connected.