CN111824603A

CN111824603A - Portable display device

Info

Publication number: CN111824603A
Application number: CN202010779491.XA
Authority: CN
Inventors: 王宁; 刘怡彤
Original assignee: Onumen Technology Co ltd
Current assignee: Onumen Technology Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2020-10-27

Abstract

The invention discloses a portable display device, which comprises at least one display box, wherein the display box comprises a box body, a plurality of screen components which can be folded and stored in the box body or unfolded, and a plurality of supporting components which can be folded and stored in the box body or unfolded and the box body form a supporting component for supporting the screen components. The invention can support the screen assembly which is folded and placed in the box body by taking the box body and the supporting assembly arranged in the box body as the support of the screen assembly, and meanwhile, a plurality of screen assemblies can be connected and combined through the connecting assembly to form a whole display surface, thereby greatly improving the area of the display surface, and the transportation is more convenient by taking the box body as a main carrier, so that more people can watch specific pictures when temporarily setting up a site for demonstrating relevant information.

Description

Portable display device

Technical Field

The invention relates to the field of display, in particular to a portable display device.

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, image, video, and video signals.

The existing display screen can be roughly divided into two types according to the size, one type is a large-scale display screen, information such as advertisements is put on a general fixed wall facing a street, the other type is a small-scale display screen, the display screen is widely applied to various electronic equipment, in some specific use scenes, if in a business travel process, a site is required to be temporarily set up to demonstrate related information, the effect displayed by the small screen cannot meet the actual requirement, and the large-scale display screen is not convenient to move.

Disclosure of Invention

In order to solve the technical problems in the prior art, the present invention provides a portable display device.

The technical scheme adopted by the invention is as follows:

the invention provides a portable display device, which comprises at least one display box, wherein the display box comprises a box body, a plurality of screen components which can be folded and stored in the box body or unfolded, and a plurality of supporting components which can be folded and stored in the box body or unfolded and the box body form a supporting component for supporting the screen components.

The screen assembly includes: the multiple sub-screens are arranged in an array after being unfolded, and the connecting edges of two adjacent sub-screens are connected through a hinge.

When the screen assembly is unfolded, one or more of the boxes are used as a base to support a plurality of the screen assemblies are installed on the supporting assembly, and the adjacent screen assemblies are connected through the connecting assembly to form a display surface.

Further, the box includes the body of one side open-ended and the case lid of lid dress on the opening, the supporting component includes: the telescopic link of being connected can be dismantled with the body to one end, supports the telescopic link support frame that the telescopic link prevented the telescopic link skew, sets up the crossbeam that can fix with the screen subassembly at the telescopic link other end, the screen subassembly is installed after expanding and is hung the lacing wire of detaining on the crossbeam.

The telescopic link support frame includes: the lantern ring of cup jointing on the telescopic link, many lantern ring bracing pieces with lantern ring articulated, be equipped with a plurality of recesses that correspond lantern ring bracing piece on the body.

Furthermore, the body is equipped with a plurality of pulleys and a plurality of supporting legs that are articulated with the body and can support the body after rotating to the body outside back towards open-ended one side. The box cover is provided with a notch corresponding to the inward recess of the pulley.

The support assembly further includes: one end of the steel wire is fixed with the telescopic rod, and the other end of the steel wire is connected to the supporting leg.

The coupling assembling includes: the screen assembly comprises a plurality of first connecting pieces for connecting two adjacent supporting assemblies and a plurality of second connecting pieces for connecting two adjacent unfolded screen assemblies.

The first connecting piece is connected with the cross beams of two adjacent supporting assemblies.

The second connecting sheet is provided with a plurality of connecting holes, the back of each sub-screen in a row of sub-screens at the edge is provided with a connecting buckle, and the second connecting sheet is sleeved on the connecting buckles of the plurality of sub-screens and slides along the direction of reducing the connecting holes to splice two adjacent screen components.

Compared with the prior art, the foldable screen assembly has the advantages that the support taking the box body and the support assembly arranged in the box body as the screen assembly can support the screen assembly which is folded and placed in the box body, meanwhile, the plurality of screen assemblies can be connected and combined through the connecting assembly to form a whole display surface, the area of the display surface is greatly increased, the box body is taken as a main carrier, transportation is more convenient, and more people can watch specific pictures when relevant information is temporarily set up on a site for demonstration.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of a case according to an embodiment of the present invention;

FIG. 2 is a schematic view of a stacked three-dimensional structure of the box body in the embodiment of the invention;

FIG. 3 is a schematic perspective view of a body according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a body mount support assembly according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of the rear cross member of the body mount support assembly in accordance with an embodiment of the present invention;

FIG. 6 is an enlarged fragmentary view of the collar of FIG. 4;

FIG. 7 is an enlarged view of a portion of the cartridge of FIG. 4;

FIG. 8 is an enlarged view of a portion of the socket of FIG. 4;

FIG. 9 is a schematic structural diagram illustrating a connection state between a screen assembly and a support assembly according to an embodiment of the present invention;

FIG. 10 is an enlarged view of a portion of FIG. 9;

FIG. 11 is a schematic structural diagram illustrating the connection status of multiple screen assemblies according to an embodiment of the present invention;

FIG. 12 is a schematic structural view of the support leg in a collapsed state according to an embodiment of the present invention;

FIG. 13 is a schematic structural view of the embodiment of the present invention with the support legs in an open state;

FIG. 14 is a schematic diagram of a single display box according to an embodiment of the present invention;

FIG. 15 is a side view of a single display box of an embodiment of the present invention;

FIG. 16 is a schematic structural diagram of a plurality of display boxes according to an embodiment of the present invention;

fig. 17 is a schematic structural diagram of a plurality of display boxes according to another embodiment of the present invention.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The principles and construction of the present invention will be described in detail below with reference to the drawings and examples.

As shown in fig. 1 to 3, the present invention provides a portable display device including at least one display box, each display box including: the screen assembly comprises a box body 3, a screen assembly 1, a control box 8 and support assemblies 2, wherein the support assemblies 2 can be folded and stored in the box body 3 or unfolded and installed on the box body 3, and can form a support body with the box body to support the screen assembly 1, the screen assembly 1 consists of a plurality of sub-screens 11 which are arranged in an array after being unfolded, two adjacent or longitudinally adjacent sub-screens 11 are connected through a hinged part, so that the screen assembly 1 can be folded or unfolded, the folded screen assembly 1 can be directly placed in the box body 3, the support assemblies are installed on the box body 3 after the box body 3 is horizontally placed, the unfolded screen assembly 1 can be installed on the support assemblies 2 for displaying, in a specific embodiment, two screen assemblies 1 and two support assemblies 2 are placed in each box body 3 in one-to-one correspondence, when the screen assembly is used, the two support assemblies in a single box body are installed side by side, and, and are connected through a connecting component to form a display unit; when a larger display surface is needed, a plurality of boxes 3 are arranged side by side in a closed mode, and the adjacent supporting assemblies 2 and the screen assemblies 1 are connected through the connecting assemblies to form the display surface with a larger display area. The box body is used as a main carrier to enable transportation to be more convenient, and the box body can be jointly built into a large screen after being unfolded simultaneously, so that the display surface is greatly improved, and more people can watch specific pictures when temporarily setting up site demonstration related information.

The foldable screen assembly comprises a screen protection box 4, wherein the screen assembly 1 is placed in the screen protection box 4 after being folded, so that the screen is prevented from being in direct contact with other assemblies in a box body 3 to protect the screen, and the screen protection box 4 is placed in the box body and fixed through a supporting assembly 2. In a specific embodiment, each row of each screen assembly 1 is provided with 4 sub-screens 11, each column is provided with 8 sub-screens 11, and only a hinge can be arranged between two adjacent sub-screens of each column.

As shown in fig. 4 to 8, the box body 3 includes a body 31 with one side opened and a box cover 32 covering the opening, and the support assembly 2 specifically includes: the telescopic rod 22, the crossbeam 23, the steel wire 27 and the telescopic rod support frame, one end cartridge of the telescopic rod 22 is on the inner bottom surface of the body, the body is provided with a cartridge 311 corresponding to the telescopic rod, and is vertical to the inner bottom surface of the body 31, the other end of the telescopic rod 22 is provided with the crossbeam 23 vertical to the telescopic rod 22, the crossbeam 23 can be hung and buckled to fix the screen assembly 1, and is attached to the back of a row of transversely-arranged sub-screens 11 at the upper edge of the screen assembly, two ends of the crossbeam 23 are connected between two adjacent sub-screens 11 of the row of sub-screens 11, so that the transverse expansion of the screen assembly 1 is kept straight, and an included angle is prevented from occurring; the telescopic link support frame specifically includes: lantern ring 24 and many lantern ring bracing pieces 25, lantern ring 24 cover can slide along telescopic link 22 on telescopic link 22, lantern ring bracing piece 25's one end is articulated with lantern ring 24, in the recess 312 that the bottom surface corresponds lantern ring bracing piece 25 setting in body 31 of other end cartridge, make lantern ring bracing piece 25 can remain stable and can not squint, wherein, the scalable regulation length of telescopic link to the height of the crossbeam of adjustable connection screen subassembly for the screen subassembly that fixed area is bigger.

As shown in fig. 9 to 11, in a specific embodiment, a circle of hanging strip 28 with a hook 281 is installed on the upper edge of the back surface of the screen assembly 1 after being unfolded, the hook 281 can be hung on the beam 23, and then the screen assembly is fixed by passing a screw through the beam and the hanging strip, so that the installation is convenient, and the screen is prevented from being broken.

The connecting component specifically includes: the display panel is characterized by comprising a plurality of first connecting pieces 71 for connecting two adjacent supporting assemblies 2 and a plurality of second connecting pieces 72 for connecting two adjacent unfolded screen assemblies 1, wherein the first connecting pieces 71 are connected with the end parts of the cross beams 23 of the two adjacent supporting assemblies 2, two ends of each cross beam 23 are connected with the position between two adjacent sub-screens 11, and the cross beams 23 are connected with the first connecting pieces 71, so that a row of sub-screens at the upper edges of a plurality of display boxes arranged side by side are transversely connected, and each row of sub-screens in a whole display surface formed by the screen assemblies of the plurality of display boxes are kept stable and straight; the second connecting sheet 72 is arranged along the longitudinal direction, is connected between two adjacent screen assemblies 1 and is positioned on two adjacent columns of sub-screens at the back sides of the two adjacent screen assemblies, every two adjacent sub-screens 11 in one column of sub-screens 11 are connected through one second connecting sheet 72, so that each column of sub-screens in a whole display surface formed by the screen assemblies of a plurality of display boxes keeps stable and straight, in the specific connection, a connecting buckle is arranged at the back side of each sub-screen 11 in one column of sub-screens 11 at the edge, each second connecting sheet 72 is provided with four connecting holes corresponding to the connecting buckles, the second connecting sheet 72 is sleeved on the connecting buckle and slides along the reducing direction of the connecting holes so that the second connecting sheet 72 is simultaneously attached to the back sides of several sub-screens 11, each second connecting sheet 72 is simultaneously connected with four adjacent sub-screens, and every two sub-screens positioned on the same column are positioned on one screen assembly, so that two adjacent screen assemblies are completely connected together.

As shown in fig. 12 to 14, in the present invention, a plurality of pulleys 61 and supporting legs 62 are disposed on one side of the body facing away from the opening, wherein the number of the pulleys 61 is 2, and the pulleys are respectively disposed near 2 opposite corners of the bottom surface of the body, and the pulleys are provided with switchable brake devices to lock the pulleys to prevent rotation. Supporting legs 62 are 2 in all, and the one end of supporting legs 62 is articulated to be installed on the outer wall of body, and the other end is equipped with the truckle, can stretch out body 31 outer support body 31 respectively after rotatory to the both sides of body 31, makes body 31 level place and keeps stable the base that acts as supporting component 2 to guarantee the stability of whole device. The case cover 32 is provided with a concave opening corresponding to the concave part of the pulley 61, so that the stability of a plurality of cases 3 stacked up and down can be ensured during transportation, and the cases can be conveniently transported.

As shown in fig. 15, one end of the steel wire 27 is detachably connected to one end of the cross beam 23 of the telescopic rod 22, and the other end is connected to the supporting leg 62 after the main body is rotated and opened, so as to form a stable triangle, thereby improving the stability.

As shown in fig. 16, in a specific use, a plurality of display boxes are horizontally arranged side by side, the supporting legs arranged on the bottom surface of the body support the body in a rotating mode outwards, two telescopic rods are vertically inserted into the insertion positions on the bottom surface of the body, the telescopic rods are sleeved with the lantern rings and supported by the lantern ring supporting rods, the screen assembly is unfolded, a screen wrapping edge is installed on the transverse upper edge of the back surface of the screen assembly, the screen assembly is fixed by buckling and fixing screws of the screen wrapping edge and the cross beams on the telescopic rods, the two adjacent cross beams are connected through the first connecting pieces to enable the supporting assemblies to be connected into a whole, the two adjacent screen assemblies are connected through the second connecting pieces, the plurality of screen assemblies are stably spliced and are guaranteed to be straight, and a.

As shown in fig. 17, the present invention further includes platform support rods 33, each box cover 32 corresponds to two platform support rods 33, the support legs 62 are provided with through holes penetrating through the platform support rods 33, and the other ends of the platform support rods are connected to the inner side of the box cover 32 and can be hinged to the box cover 32 for easy storage. When the screen assembly unfolding device is used, the platform supporting rods 33 penetrate through the through holes of the supporting legs to support the box cover 32 to form a platform, one side of the box cover 32 is supported through the two platform supporting rods 33, the other side of the box cover 32 is directly placed on the lantern ring supporting rods 25, the height of the box cover 32 is flush with the bottom of the unfolded screen assembly, and the unfolded screen assembly can be just prevented from being arranged on the box cover 32.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A portable display device is characterized by comprising at least one display box, wherein the display box comprises a box body (3), a plurality of screen assemblies (1) which can be folded and stored in the box body or unfolded, and a plurality of supporting assemblies (2) which can be folded and stored in the box body (3) or unfolded and the box body (3) are formed for supporting the screen assemblies (1).

2. The portable display device of claim 1, wherein the screen assembly (1) comprises: the multiple sub-screens (11) are arranged in an array after being unfolded, and the connecting edges of two adjacent sub-screens (11) are connected through a hinge.

3. The portable display device according to claim 2, wherein when the screen assemblies (1) are unfolded, one or more of the cases (3) serve as a base for supporting a plurality of the support assembly mounting screen assemblies (1), and adjacent screen assemblies (1) are connected by a connecting assembly to form a display surface.

4. A portable display device according to claim 3, wherein the case (3) includes a body (31) opened at one side and a cover (32) covering the opening, and the support assembly includes: the telescopic link (22) of being connected can be dismantled with the body to one end, supports telescopic link (22) and prevents the telescopic link support frame of telescopic link skew, sets up crossbeam (23) that can fix with the screen subassembly at telescopic link (22) other end, screen subassembly expandes the back and installs and to hang hanging strip (28) of detaining on the crossbeam.

5. The portable display device of claim 4, wherein the telescoping pole support bracket comprises: the lantern ring (24) of cup jointing on the telescopic link, many lantern ring bracing pieces (25) articulated with lantern ring (24), be equipped with the recess of a plurality of lantern ring bracing pieces (25) that correspond on body (31).

6. The portable display device according to claim 4, wherein the side of the body (31) facing away from the opening is provided with a plurality of pulleys (61) and a plurality of support legs (62) hinged to the body (31) for supporting the body after rotating towards the outside of the body.

7. The portable display device of claim 6, wherein the support assembly (2) further comprises: one end of the steel wire (27) is fixed with the telescopic rod (22) and the other end is connected on the supporting leg (62).

8. The portable display device according to claim 4, wherein the cover (32) is provided with a recess corresponding to the recess of the pulley (61).

9. The portable display device of claim 3, wherein the connection assembly comprises: the first connecting pieces (71) of the beams of the two adjacent supporting assemblies (2) are connected in a multi-piece mode, and the second connecting pieces (72) of the two adjacent unfolded screen assemblies (1) are connected in a multi-piece mode.

10. The portable display device according to claim 9, wherein the second connecting piece (72) is provided with a plurality of connecting holes, the back surface of each sub-screen (11) in the column of sub-screens (11) at the edge is provided with a connecting buckle, and the second connecting piece (72) is sleeved on the connecting buckles of the plurality of sub-screens (11) and slides along the reducing direction of the connecting holes to splice two adjacent screen assemblies (1).