WO2022126530A1

WO2022126530A1 - Display screen housing and display screen

Info

Publication number: WO2022126530A1
Application number: PCT/CN2020/137315
Authority: WO
Inventors: 綦迪; 陈晨初; 罗辉
Original assignee: 深圳市艾比森光电股份有限公司
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2022-06-23

Abstract

A display screen housing, comprising: a support frame (10) and a display module (30) mounted on the support frame (10). The support frame (10) comprises a frame assembly (11) and a support assembly (12). The frame assembly (11) comprises multiple edge frame strips (111). The edge frame strips (111) are joined head-to-tail in sequence. The support assembly (12) comprises a first support rod (121) and several second support rods (122). Both ends of the first support rod (121) are respectively connected to two edge frame strips (111) provided opposite each other. The second support rods (122) are provided in sequence in the axial direction of the first support rod (121). The second support rods (122) are connected at both ends thereof respectively to another two edge frame strips (111) provided opposite each other. The support frame (10) of the display screen housing is made by means of splicing, has a simple manufacturing process, high manufacturing efficiency, and inexpensive manufacturing costs; meanwhile, the need for developing and designing a mold is also obviated, thus greatly reducing development input for the display screen housing.

Description

Display box and display

technical field

The present application relates to the field of display technology, and in particular, to a display screen case and a display screen.

Background technique

Light emitting diode (LED) display has the advantages of wide color gamut, high brightness, large viewing angle, low power consumption and long life, so in the field of display, LED display is widely used. For example, the more common securities trading and financial information display, airport flight dynamic information display, port and station passenger guidance information display, stadium information display, road traffic information display, power dispatching and vehicle dynamic tracking and other dispatching command center information display, shopping mall shopping Display of business publicity information and advertising media products in service areas such as centers.

The LED display is usually composed of multiple LED display cabinets, and each LED display cabinet includes a cabinet frame and multiple display modules; multiple display modules are fixed on the cabinet frame to form a Complete LED display box. The display module includes components such as a light panel, a mask, and a housing, and the mask and the housing are respectively located on both sides of the light panel. The lamp board includes a printed circuit board (printed circuit board, PCB), LED lamp beads and driving circuits arranged on the printed circuit board, and so on.

With the continuous improvement of LED display technology, LED-related products are becoming more and more abundant, and their application fields are becoming wider and wider. The requirements for LED display screens in stage performance scenarios must not only achieve mechanized installation, but also be lightweight. However, the existing LED display is usually composed of three parts: a die-casting box, an LED display module and a power control module. During the production process of the die-casting box, it is necessary to develop and design molds, and the cost of developing and designing molds is high, resulting in the die-casting box. The development investment of the body is large, and the production cost of the die-casting box will also be greatly increased.

technical problem

One of the objectives of the embodiments of the present application is to provide a display screen case and a display screen that can be disassembled and assembled, aiming to solve the technical problems of large development investment and high manufacturing cost of the die-casting case in the prior art.

technical solutions

In order to solve the above-mentioned technical problems, the technical solutions adopted in the embodiments of the present application are:

In a first aspect, a display screen box is provided, including a support frame and a display module mounted on the support frame, the support frame includes a frame assembly and a support assembly, the frame assembly includes a plurality of frame strips, Each of the frame strips is spliced end-to-end in sequence; the support assembly includes a first support rod and a plurality of second support rods, two ends of the first support rod are respectively connected with two of the frame strips arranged opposite to each other, and each The second support rods are arranged in sequence along the axis direction of the first support rod, and two ends of the second support rod are respectively connected with the other two frame strips arranged opposite to each other.

In a second aspect, a display screen is provided, comprising a plurality of the above-mentioned display screen cabinets, the display screen cabinets are arranged in a rectangular array, and two adjacent display screen cabinets are spliced together.

beneficial effect

The display screen box and the display screen provided by the embodiments of the present application have the beneficial effects that: when the display screen box is installed, a plurality of frame strips are first spliced together, and then the first support rod and the second support rod are assembled together. Install the frame strip to obtain the support frame, then install the display module on the support frame, and finally obtain the display screen box. It can be seen that the support frame of the display screen box is formed by a plurality of frame strips, the first support rod and the The second support rods are spliced together and the support frame is made by splicing. The production process is simple, the production efficiency is high, and the production cost is lower. At the same time, there is no need to develop and design molds, which greatly reduces the development investment of the display box. .

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or exemplary technologies. Obviously, the drawings in the following description are only for the present application. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of a display screen provided by an embodiment of the present application.

FIG. 2 is an exploded view of the display screen shown in FIG. 1 .

FIG. 3 is a schematic structural diagram of the display screen box in FIG. 2 .

FIG. 4 is a schematic structural diagram of the socket assembly in FIG. 3 .

FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4 .

FIG. 6 is a schematic structural diagram of the latch assembly in FIG. 3 .

FIG. 7 is a cross-sectional view taken along line B-B in FIG. 6 .

FIG. 8 is a schematic structural diagram of the lock assembly in FIG. 3 .

FIG. 9 is a cross-sectional view taken along line C-C in FIG. 8 .

FIG. 10 is a schematic structural diagram of the locking table assembly in FIG. 3 .

FIG. 11 is a sectional view taken along the line D-D in FIG. 10 .

FIG. 12 is a cross-sectional view taken along line E-E in FIG. 10 .

FIG. 13 is a schematic diagram along the structure of the baffle in FIG. 3 .

Embodiments of the present invention

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be further described in detail below with reference to the accompanying drawings 1 to 13 and the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present application.

It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The orientations or positional relationships indicated by the terms "front", "rear", "upper", "lower", "left", "right", etc. are based on the orientations or positional relationships shown in the accompanying drawings 1 to 3, and are only for convenience Describe, rather than indicate or imply, that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the present application. Understand the specific meaning of the above terms. The terms "first" and "second" are only used for the purpose of description, and should not be understood as indicating or implying relative importance or implying indicating the number of technical features. "Plurality" means two or more, unless expressly specifically limited otherwise.

In order to illustrate the technical solutions provided by the present application, detailed descriptions are given below with reference to specific accompanying drawings 1 to 13 and the embodiments.

Referring to FIG. 1 and FIG. 3 , in one embodiment of the present application, a display screen case is provided, and the display screen case is mainly used to make a large-sized display screen. A plurality of small-sized display screen cabinets are spliced together, that is, the support frames 10 of a plurality of small-sized display screen cabinets are spliced together.

Referring to FIG. 2 and FIG. 3 , the display screen case includes a support frame 10 and a display module 30 mounted on the support frame 10 . The support frame 10 includes a frame assembly 11 and a support assembly 12 , and the frame assembly 11 includes multiple Each frame strip 111 is spliced end to end in sequence; the support assembly 12 includes a first support rod 121 and a plurality of second support rods 122 , and both ends of the first support rod 121 are respectively connected to two opposite frame strips 111 Each of the second support rods 122 is arranged in sequence along the axis of the first support rod 121 , and two ends of the second support rod 122 are respectively connected with the other two frame bars 111 disposed opposite to each other.

Specifically, in the case of the display screen of the embodiment of the present application, during installation, a plurality of frame strips 111 are first spliced together, and then the first support rod 121 and the second support rod 122 are installed on the frame strip 111 to obtain Support frame 10, and then install the display module 30 on the support frame 10, and finally obtain a display screen box. It can be seen that the display screen box is supported by a plurality of frame bars 111, a first support rod 121 and a second support The rods 122 are spliced together, and the support frame 10 is made by splicing. The manufacturing process is simple, the manufacturing efficiency is high, and the manufacturing cost is lower. At the same time, there is no need to develop and design molds, which greatly reduces the development investment of the display box. .

With reference to FIGS. 1 to 3 , in order to more clearly describe the structure of the display screen box of the embodiment of the present application, the front, rear, left, right, upper and lower orientation terms shown in FIGS. 1 to 3 are only mutual. It is a relative concept or is based on the normal use state of the display cabinet, and should not be regarded as limiting. The display box body also includes a control box 20 , the support frame 10 is mainly used as the installation base of the display module 30 and the control box 20 , the display module 30 is installed on the front side of the frame assembly 11 , and the control box 20 is installed on the rear of the frame assembly 11 side, the first support rod 121 is arranged vertically, the two ends of the first support rod 121 are respectively connected with the two frame bars 111 arranged on the upper and lower sides of the display screen case, and the two ends of the second support rod 122 are respectively connected with the display screen case The two frame strips 111 on the left and right sides of the body are connected, so that the structural strength of the entire display box body is better.

Further, as shown in FIGS. 1 to 3 , the number of display modules 30 is four, the four display modules are arranged side by side on the front side of the frame assembly 11 , and the control box 20 is installed in the middle position of the rear side of the frame assembly 11 . , each display module 30 is plugged on the control box 20 through the interface, so as to realize the electrical connection between the display module 30 and the control box 20, and the control box 20 controls the signal control and power supply of the display module 30, more specifically, the control The box 20 is provided with a circuit board (not shown in the figure) and a transformer (not shown in the figure) electrically connected to the circuit board, the interface is plugged into the circuit board, and the light bead on the display module 30 is controlled through the circuit board to turn on and off. In this way, the display module 30 can display information such as patterns and characters, that is, the signal control of the display module 30 is realized. When the display box is in use, the transformer is electrically connected to the external power supply, and the voltage of the external power supply passes through the transformation of the transformer. Then supply power to the display modules 30, wherein the transformers supply power to the display modules 30 in one-to-one correspondence, or one transformer can supply power to multiple display modules 30, and the specific design can be carried out according to the actual power and the specific installation structure. The choice is not limited here.

In another embodiment of the present application, referring to FIG. 2 and FIG. 3 , the provided support assembly 12 of the display screen case further includes a plurality of first connection blocks 123 , and the first connection blocks 123 are fixedly mounted on the first connection blocks 123 . The second support rods 122 are V-shaped, and the bends of the adjacent two second support rods 122 are arranged close to each other and pass through the first connecting block. 123 connections. The second support rods 122 are V-shaped, and the bends of two adjacent second support rods 122 are connected by the first connecting blocks 123 installed on the first support rods 121. On the one hand, the first connecting blocks 123 connect the The first support rod 121 and the second support rod 122 are connected as a whole, so the first support rod 121 and the second support rod 122 support the frame strip 111 stably, and the structural strength of the entire support frame 10 can be further improved. Longer life; on the other hand, the first support rod 121 and the second support rod 122 are radially arranged with the first connecting block 123 as the center, and the first support rod 121 and the second support rod 122 support and fix the frame strip 111 It is more stable, greatly improves the structural strength of the support frame 10, and ensures the safety and reliability of the display screen case.

In another embodiment of the present application, referring to FIG. 2 and FIG. 3 , the provided first connection block 123 of the display screen case is mounted on the side of the first support rod 121 away from the frame strip 111 , and is used to communicate with the outside The components are connected; specifically, the first connection block 123 is installed on the surface of the first support rod 121 facing away from the display module 30, which facilitates the installation of external components and avoids interference between the external components and the display module 30, wherein the external components can It is a cloud ladder for workers to climb, or is a reinforcing rod connected between the corresponding first connecting blocks 123 on the two adjacent display screen cabinets when the two adjacent display screen cabinets are spliced together.

In another embodiment of the present application, referring to FIG. 2 and FIG. 3 , the provided support assembly 12 of the display screen case further includes a plurality of fixing parts 124 , and the fixing parts 124 include a fixing part 1241 and a fixing part 1241 In the connected pipe portion 1242 , the fixing plate is connected with the frame strip 111 , and the end portion of the second support rod 122 is inserted and fixed in the pipe portion 1242 . The second support rod 122 is inserted and fixed in the pipe portion 1242, and the connection reliability is good. In addition, the splicing and installation operation is more convenient and quick, which greatly improves the splicing efficiency of the support frame 10, and the manufacturing cost is low. Specifically, the fixing portion 1241 is in the shape of a plate, and the fixing portion 1241 can be directly connected to the frame strip 111 by riveting, welding or fasteners; the second support rod 122 and the pipe portion 1242 can be directly connected by riveting, welding, or screwing Or use fasteners to connect.

In another embodiment of the present application, both the first support rod 121 and the second support rod 122 of the display screen case are carbon fiber tubes. The first support rod 121 and the second support rod 122 are made of carbon fiber tubes. The carbon fiber tubes are easy to obtain, low in cost, and simple to manufacture. The splicing operation of the carbon fiber tubes is also simpler. The weight of the screen box makes the use of the display box light and durable.

In another embodiment of the present application, the frame strip 111 of the display box provided is a profile. Specifically, the frame strip 111 is made of a profile, and the profile can also be directly obtained, so that the display box does not need to use a profile. The production method of die-casting can be made by directly splicing and processing materials, which is simpler to manufacture and convenient for transportation. More specifically, the frame assembly 11 is made of aluminum profiles, which reduces the quality of the entire display box. It makes the splicing of the display box body lighter and more convenient to use.

In another embodiment of the present application, referring to FIG. 2 and FIG. 3 , the frame strip assembly of the display screen case provided further includes a plurality of second connecting blocks 112 , between two adjacent frame strips 111 . Connected by the second connecting block 112; the second connecting block 112 connects the adjacent two frame strips 111 as a whole, thereby connecting the frame strips 111 into a closed frame structure, specifically, the frame strip 111 is in the shape of a hollow tube , a part of the second connecting block 112 is inserted into the end of the frame strip 111 and is fixedly connected with the frame strip 111. The second connecting block 112 and the frame strip 111 can be fixed by riveting, screwing, welding or using fasteners. For connection, the cross-section of the border strip 111 is a quadrangle, a circle, a polygon, or other closed cross-sectional shapes.

In this embodiment, the number of the first support rods 121 may be one, two, three or more than three, and the first support rods 121 are arranged at intervals from left to right. The structural strength of the display box body is also better. Of course, in the actual use process, the specific number is selected according to the size of the frame assembly 11 to ensure that the frame assembly 11 has good structural strength. The quantity is not limited here.

In this embodiment, the number of the second support rods 122 may be one, two, three, or more than three, and the first support rods 121 are arranged at intervals from bottom to top. The structural strength of the display box body is also better. Of course, in the actual use process, the specific number is selected according to the size of the frame assembly 11 to ensure that the frame assembly 11 has good structural strength. The quantity is not limited here.

In this embodiment, referring to FIG. 2 and FIG. 3 , the number of the frame strips 111 is four, and the four frame strips 111 are connected end-to-end through the second connecting piece in turn, and enclose a rectangular frame structure, the frame structure There is also an inner frame strip 114 for supporting and connecting the frame strip 111, which increases the structural strength of the entire display screen box. In addition, the number of the first support rod 121 is one, and the first support rod 121 is vertically arranged and installed. In the middle position of the frame structure, the two ends of the first support rod 121 are connected with the frame bars 111 located above and below, and the number of the second support rods 122 is four, and the four second support rods 122 are in order from bottom to top. Arrangement, the two second support rods 122 located at the bottom are connected by a first connecting block 123, the two second support rods 122 located at the upper right are connected by another first connecting block 123, and the two second support rods located in the middle The two ends of the 122 are respectively fixed at the middle of the frame strips 111 on the left and right sides. Both ends of the two support rods 122 are connected to the second connecting blocks 112 located at the two corners below, so that the second support rods 122 are evenly distributed on the frame assembly 11, and the support effect on the frame assembly 11 is uniform, and the entire display screen The structural strength of the box body is better; the control box 20 is located between the two second support rods 122 in the middle, the inner frame bar 114 is located in the middle position of the frame structure, and is set perpendicular to the first support rod 121, and the control box 20 is fixedly installed on the on the inner frame strip 114.

In another embodiment of the present application, referring to FIG. 1 and FIG. 2 , the provided display screen case further includes a socket assembly 131 and a plug pin assembly 132 connected to the socket assembly 131 , the socket assembly 131 and the plug pin assembly 132 are installed on the frame strip 111, and the two ends of the first support rod 121 are respectively connected with the socket assembly 131 and the plug assembly 132. Specifically, the socket assembly 131 is connected to the upper end of the first support rod 121, and the plug assembly 132 is connected to the lower end of the first support rod 121. When the display cabinets are spliced, when two adjacent display cabinets are spliced together, The socket assembly 131 and the pin assembly 132 on the two display screen boxes are plugged and locked, so as to realize the fixed connection of the two display modules 30 adjacent to each other up and down.

In another embodiment of the present application, referring to FIG. 4 , FIG. 5 and FIG. 6 , the provided socket assembly 131 of the display screen case includes a fixing seat 1311 and a plug-in column 1312 , and the fixing seat 1311 is mounted on the frame strip 111, one end of the first support rod 121 is connected to the fixed seat 1311, the plug-in column 1312 has a first end and a second end oppositely arranged, the first end is installed on the fixed seat 1311, and the end face of the second end is provided with a plug. The socket 13121; the plug assembly 132 includes a plug base 1321 and a plug 1322, the plug base 1321 is installed on the frame strip 111, the other end of the first support rod 121 is connected to the plug base 1321, and the plug base 1321 is provided for the second end to be inserted into The inner wall of the insertion hole 13211 is provided with a through hole 13212, the plug 1322 is inserted through the through hole 13212, and can move in the axial direction of the through hole 13212. When the second end is inserted into the insertion hole After the 13211 is in place, the end of the plug 1322 is inserted into the insertion hole 13121.

Specifically, the fixing base 1311 is used as the installation base of the plug post 1312 and the first support rod 121, and plays a role of supporting and fixing the first support rod 121 and the plug post 1312; When splicing the panels, insert the second end of the plug-in post 1312 on one display case into the insertion hole 13211 of the pin seat 1321 on the other display case, and then push the pin 1322 into the through hole 13212 Slide until the end of the plug 1322 is completely inserted into the plug hole 13121 of the plug post 1312, so as to realize the fixed connection of the two display modules 30 adjacent to each other up and down.

In another embodiment of the present application, as shown in FIG. 7 , a mounting portion 13213 is provided on the outer wall of the latch seat 1321 of the display screen case. The mounting portion 13213 is provided with an escape groove 132131 and a through hole 13212 is formed through the mounting portion 13213. Connected with the avoidance groove 132131, the plug 1322 includes a plug-in part 13221 and a first handle part 13222 vertically connected with the plug-in part 13221. The opening of the avoidance slot 132131 protrudes and can drive the insertion part 13221 to move in the avoidance slot 132131 to drive the end of the insertion part 13221 to insert into the insertion hole 13121 or withdraw from the insertion hole 13121 .

Specifically, before the second end of the plug-in post 1312 is inserted into the insertion hole 13211 or before the second end of the plug-in post 1312 exits the insertion hole 13211, the first handle portion 13222 of the pulling pin 1322 is moved away from the installation hole until the insertion After the end of the plug 13221 is completely withdrawn from the insertion hole 13211, at this time, the second end of the insertion post 1312 is inserted into the insertion hole 13211 or pulled out from the insertion hole 13211 to avoid the insertion post 1312 and the insertion part The interference of the ends of the 13221 ensures that the second end of the plug-in post 1312 can be smoothly inserted into the insertion hole 13211 or pulled out of the insertion hole 13211. The person can also pull the first handle portion 13222 to drive the end of the plug-in portion 13221 to insert into the insertion hole 13211, so as to realize the fixed connection of the two adjacent display modules 30 up and down; the first handle portion 13222 is used for the personnel to hold, so that the The movement of the insertion part 13221 is more convenient and quicker.

In another embodiment of the present application, referring to FIG. 6 and FIG. 7 , the mounting portion 13213 of the display screen case is provided with a first notch 132132 and a second notch 132133 , the first notch 132132 and the second notch 132133 are respectively arranged at intervals along the axial direction of the escape groove 132131, and the first notch 132132 is arranged closer to the installation hole than the second notch 132133; into the first notch 132132; when the end of the plug-in portion 13221 completely withdraws from the insertion hole 13211, the first handle portion 13222 snaps into the second notch 132133.

Specifically, after the insertion portion 13221 is inserted into the insertion hole 13121 in place, the first handle portion 13222 is rotated to snap the first handle portion 13222 into the first gap 132132. At this time, the entire pin 1322 moves in the escape groove 132131 to ensure the insertion The first handle portion 13222 drives the insertion portion 13221 to move out of the insertion hole 13121 due to the shaking of the display screen box during use, thereby causing two adjacent displays up and down. In addition, when the upper and lower adjacent display cabinets are spliced or disassembled, pull the first handle 13222 away from the insertion post 1312 Move until the insertion part 13221 completely withdraws from the insertion hole 13211, at this time, the first handle part 13222 is located at the second gap 132133, just turn the first handle part 13222, and snap the first handle part 13222 into the second gap 132133, At this time, the entire plug 1322 cannot move in the avoidance groove 132131, and the plug portion 13221 cannot move into the insertion hole 13211, so as to ensure that the plug portion 13221 can be smoothly inserted into or pulled out of the insertion hole 13211, which makes the installation and disassembly operations easier. for simplicity and reliability.

In another embodiment of the present application, as shown in FIG. 1 and FIG. 2 , the provided display screen case further includes a lock catch assembly 141 and a lock base assembly 142 , and the lock catch assembly 141 and the lock base assembly 142 are respectively installed in On the frame strips 111 on opposite sides of the first support rod 121 , the locking table assembly 142 is locked and matched with the locking buckle assembly 141 for splicing two adjacent display screen boxes together. Specifically, the two adjacent display screen cabinets on the left and right are spliced and locked by the locking button assembly 141 and the locking table assembly 142, so as to realize the splicing of the two adjacent display screen cabinets on the left and right.

In another embodiment of the present application, referring to FIG. 8 , FIG. 9 and FIG. 10 , the lock base assembly 142 of the display case body provided includes a first lock seat 1421 ; the lock catch assembly 141 includes a second lock seat 1411, the lock ring 1412 and the lock handle 1413, the lock ring 1412 is rotated and installed on the lock handle 1413, and one end of the lock handle 1413 is rotated and installed on the second lock seat 1411, the lock ring 1412 can be rotated with the lock handle 1413. The sleeve is locked on the first lock seat 1421 . Specifically, turn the lock handle 1413 toward the adjacent first lock seat 1421, and set the lock ring 1412 on the first lock seat 1421, then turn the lock handle 1413 in the opposite direction, and pull the lock ring 1412 It is locked on the first lock seat 1421, so as to realize the splicing of two adjacent display screen boxes on the left and right; when the lock handle 1413 is pushed to rotate toward the adjacent first lock seat 1421, the lock ring 1412 also moves accordingly , and is separated from the first lock seat 1421, so as to realize the disassembly of the two adjacent display screen boxes on the left and right.

In another embodiment of the present application, referring to FIG. 8 and FIG. 9 , the lock assembly 141 of the display case body provided further includes a self-locking mechanism 1414 disposed on the second lock seat 1411 . The self-locking mechanism 1414 can lock the lock handle 1413 on the second lock seat 1411 when the lock ring 1412 is sleeved and locked on the first lock seat 1421; when the lock ring 1412 is locked on the first lock seat 1421, it will automatically The lock mechanism 1414 locks the lock handle 1413 on the second lock base 1411. At this time, the lock handle 1413 cannot be rotated to ensure that the lock ring 1412 is stably and reliably locked on the first lock base 1421 to avoid external forces. The rotation of the locking handle 1413 causes the separation of two adjacent display cabinets, which in turn leads to a safety accident in use, and ensures reliable and stable splicing of the display cabinets.

Specifically, the self-locking mechanism 1414 includes a base 14141, a self-locking insertion rod 14142 and a pusher 14143. The base 14141 is mounted on the second lock base 1411, the base 14141 is provided with a self-locking hole 141411, and the lock handle 1413 is provided with a second locking hole 141411. An installation hole (not shown in the figure), a second installation hole (not shown in the figure) is formed on the pusher 14143, one end of the self-locking insertion rod 14142 passes through the first installation hole and the second installation hole in sequence, and the self-locking insertion rod 14142 The other end is provided with a blocking part 141421 for pressing against the pusher 14143; the pusher 14143 is rotatably mounted on the lock handle 1413, and rotates by pressing the pusher 14143 to drive the self-locking rod 14142. The end is inserted into or withdrawn from the self-locking hole 141411. When the locking handle 1413 locks the locking ring 1412 on the first lock seat 1421, the end of the self-locking rod 14142 is inserted into the self-locking hole 141411 on the base 14141, thereby fixing the locking handle 1413 on the base 14141 , because the base 14141 is connected with the second lock seat 1411, that is, the lock handle 1413 is fixedly connected with respect to the second lock seat 1411, thus ensuring the safety and reliability of the splicing of two adjacent display screen boxes. When one display screen box needs to be disassembled, press the pressing member 14143 to rotate, and the pressing member 14143 rotates. Since the self-locking insertion rod 14142 is pressed against the pressing member 14143 through the blocking portion 141421, the pressing member 14143 rotates to drive the automatic The lock insertion rod 14142 moves away from the self-locking hole 141411 in the first installation hole and the second installation hole, so that the end of the self-locking insertion rod 14142 moves out of the self-locking hole 141411, and the lock handle 1413 and the second lock seat 1411 are released. In the locked state, at this time, it is only necessary to rotate the lock handle 1413 to separate the lock ring 1412 from the first lock seat 1421, so as to realize the disassembly of the two adjacent display screen boxes.

In this embodiment, as shown in FIG. 9 , the base 14141 is fixed on the second lock base 1411 by welding, riveting or fasteners. The lock assembly 141 further includes a first rotating shaft 1415 , and the base 14141 is provided with a second lock base 1414 . A rotating hole 141412, the lock handle 1413 is provided with an accommodating groove 14131, the base 14141 is located in the accommodating groove 14131, and the first rotating shaft 1415 passes through the first rotating hole 141412, and is connected with the lock handle 1413 through the first rotating hole 141412. A rotating shaft 1415 rotates in the first rotating hole 141412 so as to realize the rotating connection of the locking handle 1413 relative to the second locking base 1411 .

In this embodiment, referring to FIG. 8 and FIG. 9 , the pusher 14143 is provided with a button 141431 to facilitate pushing the pusher 14143 and improve the comfort of the pusher 14143 in pressing.

In this embodiment, referring to FIG. 8 and FIG. 9 , the self-locking mechanism 1414 further includes a second rotating shaft 141432, the pusher 14143 is L-shaped, the button 141431 is arranged at one end of the pusher 14143, and the second installation hole is opened On the other end of the push piece 14143, a second rotation hole 141433 is opened at the bending part of the push piece 14143, and the second rotating shaft 141432 passes through the second rotating hole 141433 and is fixedly connected with the lock handle 1413, Press the button 141431 on the pressing member 14143, so that the pressing member 14143 drives the second rotating shaft 141432 to rotate in the second rotating hole 141433, so that the end with the second mounting hole is lifted, and at the same time, the self-locking insertion rod 14142 drives the blocking portion 141421 to lift up, and further drives the end of the self-locking insertion rod 14142 to move out of the lock hole 141411 , thereby realizing the unlocking of the lock handle 1413 and the second lock seat 1411 .

In another embodiment of the present application, referring to FIG. 10 and FIG. 11 , the provided locking table assembly 142 of the display screen case further includes a connecting seat 1422 , a connecting shaft 1423 and an engaging piece 1424 , and the connecting seat 1422 is installed On the frame strip 111, the connecting seat 1422 is provided with a first arc-shaped hole 14221, and the connecting shaft 1423 passes through the first arc-shaped hole 14221 and can move along the arc-shaped extending direction of the first arc-shaped hole 14221. 1423 is fixedly connected with the first lock seat 1421, and can drive the first lock seat 1421 to rotate toward the adjacent display screen box, the engaging member 1424 is rotatably connected with the connecting shaft 1423, and the connecting seat 1422 opens toward the side of the engaging member 1424. There are a plurality of first engaging grooves 14222, and the first engaging grooves 14222 are arranged at intervals along the arc-shaped extending direction of the first arc-shaped hole 14221. An engaging groove 14222 is engaged. During use, the connecting shaft 1423 moves along the arc extending direction of the first arc hole 14221, and drives the first lock seat 1421 to extend toward the adjacent display screen box or away from the adjacent display screen After the box body is retracted, when the lock assembly 141 is locked on the first lock seat 1421, a certain angle will appear between the two adjacent display screen boxes on the left and right, so as to realize the splicing of the curved display screen; When the connecting shaft 1423 moves along the arc extending direction of the first arc hole 14221 until the side surface of the first lock seat 1421 is flush with the outer side surface of the frame strip 111, the two display boxes adjacent to the left and right are located in the same plane. In this way, the splicing requirements of the flat display screen are met, that is, the display box can meet the splicing requirements of the curved display screen and the splicing requirements of the flat display screen; The engaging pieces 1424 are locked so that the engaging pieces 1424 are snapped into the corresponding first engaging grooves 14222, so as to realize the fixing of the connecting seat 1422 and the first locking seat 1421, so as to adjust the angle between the left and right adjacent display boxes. Fixed to ensure the safety and reliability of use.

In another embodiment of the present application, referring to FIG. 10 and FIG. 12 , the provided locking table assembly 142 of the display screen case further includes a locking handle 1425 and a locking member 1426 , and the locking handle 1425 includes a second The handle part 14251 and the screw part 14252, one end of the screw part 14252 is connected with the second handle part 14251, and is vertically connected with the second handle part 14251, and the surface of the connection seat 1422 is provided with the first arc hole 14221 and connected along the first arc hole 14221. In the second arc-shaped hole 14223 extending in the circumferential direction of the arc-shaped hole 14221, the connecting shaft 1423 is provided with a connecting through hole 14231 perpendicular to its axis; There is a threaded hole 142611, the screw part 14252 is penetrated through the threaded hole 142611, the first arc hole 14221 and the connecting through hole 14231, the screw part 14252 is screwed with the threaded hole 142611, and the connecting part 14261 is located on the second handle part 14251 and the connecting seat 1422 In between, the limiting portion 14262 is vertically connected with the connecting portion 14261 and extends into the side of the connecting seat 1422 .

Specifically, after the position of the first locking seat 1421 is adjusted to the preset position under the movement of the connecting shaft 1423, after the engaging member 1424 is engaged with the corresponding first engaging groove 14222, the locking handle 1425 is rotated again. The second handle portion 14251, the second handle portion 14251 drives the threaded hole 142611 of the screw portion 14252 on the locking member 1426 to rotate until the connecting portion 14261 of the locking member 1426 is locked and fixed between the second handle portion 14251 and the connecting seat 1422 In this way, the locking handle 1425 is relatively fixed on the connecting base 1422, and since the locking handle 1425 penetrates through the connecting through hole 14231 on the connecting shaft 1423, since the locking handle 1425 cannot move, the connecting shaft 1423 cannot move either. Move in the first arc-shaped hole 14221 to lock the connecting shaft 1423 in the first arc-shaped hole 14221, so that the connection and locking of the connecting seat 1422 and the first locking seat 1421 are realized. The fixation between the display boxes is more reliable, ensuring the safety and reliability of use; in addition, the limiting portion 14262 of the locking member 1426 is vertically connected with the connecting portion 14261, and extends into the side of the connecting seat 1422, so that the screw portion 14252 When rotating in the threaded hole 142611, the limiting portion 14262 abuts on the side of the connecting seat 1422, so that the connecting portion 14261 of the locking member 1426 cannot rotate, so that the screw portion 14252 can move relative to the connecting portion 14261 toward the connecting shaft 1423, Thus, the connecting portion 14261 is clamped and fixed on the connecting seat 1422; when the connecting shaft 1423 moves in the first arc-shaped hole 14221, the screw portion 14252 also moves in the second arc-shaped hole 14223 to avoid interference.

In this embodiment, referring to FIGS. 10 and 12 , the connecting seat 1422 is provided with a third arc-shaped hole 14224 , the center of the third arc-shaped hole 14224 coincides with the center of the first arc-shaped hole 14221 , and the third arc-shaped hole 14224 is The hole 14224 is provided with a guide rod 1427, and the guide rod 1427 is connected with the second lock seat 1411. Then, when the connecting shaft 1423 drives the first lock seat 1421 to move, the guide rod 1427 also moves in the third arc hole 14224. , the guide rod 1427 and the third arc-shaped hole 14224 move in, and play a guiding role for the movement of the first lock seat 1421. The movement of the first lock seat 1421 is more stable and reliable, and the connection seat 1422 and the first lock seat 1421 are also increased. connection reliability of seat 1421.

In another embodiment of the present application, referring to FIG. 10 and FIG. 11 , the first lock seat 1421 of the display case is provided with a second engaging groove 14211 for the lock ring 1412 to be engaged. Specifically, when the lock ring 1412 is sleeved on the first lock seat 1421, the lock ring 1412 is snapped into the second engaging groove 14211, so that the locking ring 1412 is restricted by the second engaging groove 14211 and cannot move at will, thereby It will not be easily detached from the first lock seat 1421 due to shaking or external force, so that the splicing of the two adjacent display screen boxes on the left and right is more stable and reliable.

In this embodiment, one, two, or more than three lock catch assemblies 141 and lock stand assemblies 142 can be provided on the display screen case. The connection between the two display cabinets is more reliable. Of course, the specific number can be selected according to actual needs, which is not limited here.

Preferably, as shown in FIG. 1 and FIG. 2 , the number of lock catch assemblies 141 and the number of lock table assemblies 142 are both two. The table assembly 142 is installed on the frame bar 111 on the right side, and the two locking buckle assemblies 141 and the two locking table assemblies 142 are arranged one by one, and the frame bar 111 on the right side is divided into several three sections, The two adjacent sections are connected by the third connecting block 113, the connecting seats 1422 of the two locking table assemblies 142 are respectively mounted on the two third connecting blocks 113, and one locking table assembly 142 is located on the upper two third connecting blocks 113. In the middle position between the two support rods 122, the other lock base assembly 142 is located in the middle position between the two second support rods 122 below, and the third connection block 113 passes through the opposite second lock seat 1411 The third support rods 115 are connected, so that the third support rods 115 are equivalent to connecting the frame strips 111 located on the left and right sides together, so that the structural strength of the entire display box body is better.

In another embodiment of the present application, referring to FIG. 10 and FIG. 11 , a positioning rod 1428 is provided on the second lock seat 1411 of the display screen case, and the second lock seat 1411 is provided with a positioning hole 14111. When the locking ring 1412 is snapped into the second engaging groove 14211 , the locking ring 1412 pushes the positioning rod 1428 to be inserted into the positioning hole 14111 . Specifically, the positioning rod 1428 is slidably mounted on the second locking seat 1411. After the locking ring 1412 is inserted into the second engaging groove 14211, the locking ring 1412 pushes the end of the positioning rod 1428 into the positioning hole 14111, so that the left and right phases are inserted into the positioning hole 14111. The relative positioning of two adjacent display screen cabinets, so that the two adjacent display screen cabinets are aligned to avoid the problem of up and down dislocation.

More specifically, as shown in FIG. 11 , an accommodating through hole 14212 is formed on the bottom surface of the second engaging groove 14211 , the positioning rod 1428 is penetrated in the accommodating through hole 14212 , and the second engaging groove 14211 is provided with an accommodating through hole 14212 . The blocking member 1429 is connected with the end of the positioning rod 1428 close to the second engaging groove 14211. After the positioning rod 1428 is inserted into the positioning hole 14111 in place, the blocking member 1429 is pressed against the second engaging groove 14211. The opening of the second engaging groove 14211 is provided with a blocking protrusion 142111 for blocking the blocking member 1429 to prevent the blocking member 1429 from engaging with the second locking member 1429. The opening of the slot 14211 runs out.

In another embodiment of the present application, referring to FIG. 1 , FIG. 2 and FIG. 13 , the provided display screen case further includes a baffle 151 , the edge of the baffle 151 is hinged on the frame strip 111 , and the baffle 151 can be rotated to the side of the frame strip 111 away from the interior of the frame assembly 11 . Specifically, the baffle 151 is installed on the lowermost frame strip 111, and the baffle 151 is rotated downward until the baffle 151 is completely rotated below the frame strip 111, covering the lower surface of the frame strip 111, so that when the display When the screen box is placed on the ground or platform, the baffle 151 separates the frame strip 111 from the ground and the platform to prevent objects on the ground or platform from touching the display box and the display module installed on the display box. 30, to protect the display box and the display module 30; when the display box is in use or spliced, the baffle 151 is reversely rotated, and the baffle 151 is moved to the rear of the frame strip 111 to facilitate the display The splicing of the box.

In this embodiment, as shown in FIG. 13 , the baffle 151 is provided with a first hinge seat 152 , the frame strip 111 is provided with a second hinge seat 153 , and the first hinge seat 152 and the second hinge seat 153 pass through the hinge shaft 154 is connected, and the baffle 151 rotates around the axis of the hinge shaft 154. When the baffle 151 rotates to the bottom of the display screen case, it plays the role of protecting the display screen case.

In another embodiment of the present application, referring to FIG. 1 and FIG. 2 , a display screen is provided, which includes a plurality of the above-mentioned display screen cabinets, and the display screen cabinets are arranged in a rectangular array, and two adjacent display cabinets are arranged in a rectangular array. The display cabinets are spliced together. The specific structure of the display screen case refers to the above-mentioned embodiments. Since the display screen adopts all the technical solutions of the above-mentioned embodiments, it also has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, which will not be repeated here. One more elaboration.

The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection scope of the present application. Inside.

Claims

The display screen case is characterized by comprising: a support frame and a display module installed on the support frame, the support frame includes a frame assembly and a support assembly, the frame assembly includes a plurality of frame strips, each of the The frame strips are spliced end-to-end in sequence; the support assembly includes a first support rod and a plurality of second support rods, two ends of the first support rod are respectively connected with two oppositely arranged side frame strips, each of the second support rods The support rods are arranged in sequence along the axis direction of the first support rod, and two ends of the second support rod are respectively connected with the other two frame strips arranged opposite to each other.
The display screen case according to claim 1, wherein the support assembly further comprises a plurality of first connection blocks, the first connection blocks are fixedly mounted on the first support rod and extend along the The axial directions of the first support rods are arranged at intervals;

The second support rods are V-shaped, and the bends of two adjacent second support rods are arranged close to each other, and are connected by the first connection block.
The display screen case according to claim 2, wherein the first connecting block is installed on the side of the first support rod away from the frame strip, and is used for connecting with external components.
The display screen case according to claim 1, wherein the support assembly further comprises a plurality of fixing parts, the fixing parts comprise a fixing part and a pipe part connected with the fixing part, and the fixing plate is connected to the fixing part. The frame strips are connected, and the end of the second support rod is inserted and fixed in the pipe.
The display screen case according to claim 1, wherein the frame strip assembly further comprises a second connection block, and two adjacent frame strips are connected by the second connection block.
The display screen case according to claim 1, wherein the display screen case further comprises a socket assembly and a plug assembly connected with the socket assembly, the socket assembly and the plug assembly are both installed On the frame strip, two ends of the first support rod are respectively connected with the socket assembly and the plug assembly.
The display screen case according to claim 6, wherein the socket assembly comprises a fixed seat and a plug-in column, the fixed seat is mounted on the frame strip, and one end of the first support rod is connected to the The fixed seat is connected, the plug-in column has a first end and a second end arranged oppositely, the first end is mounted on the fixed seat, and a plug-in hole is opened on the end face of the second end;

The plug assembly includes a plug base and a plug, the plug base is mounted on the frame strip, the other end of the first support rod is connected to the plug base, and the plug base is provided with a socket for the second support rod. An insertion hole into which the end is inserted, the inner wall of the insertion hole is provided with a through hole, and the plug is inserted into the through hole and can move in the axial direction of the through hole. After the second end is inserted into the insertion hole in place, the end of the plug is inserted into the insertion hole.
The display screen case according to claim 7, wherein a mounting portion is provided on the outer wall of the latch seat, an escape groove is formed on the mounting portion, and the through hole is communicated with the escape groove, The plug includes an insertion part and a first handle part vertically connected to the insertion part, the insertion part penetrates in the escape groove and the through hole, and the first handle part extends from the insertion part. The opening of the avoidance slot protrudes and can drive the inserting part to move in the avoidance groove, so as to drive the end of the inserting part to insert into the inserting hole or withdraw from the inserting hole.
The display screen case according to claim 8, wherein the mounting portion is provided with a first notch and a second notch, and the first notch and the second notch are respectively along the axial direction of the escape groove are arranged at intervals, and the first notch is arranged closer to the mounting hole than the second notch;

After the end of the plug-in part is inserted into the plug-in hole in place, the first handle part is snapped into the first notch; when the end of the plug-in part completely withdraws from the insertion hole, the The first handle portion is snapped into the second notch.
The display screen case according to claim 1, wherein the display screen case further comprises a lock catch assembly and a lock table assembly, and the lock catch assembly and the lock table assembly are respectively installed on the first On the frame strips on opposite sides of the support rod, the locking table assembly is locked and matched with the locking buckle assembly, so as to be used for splicing two adjacent display screen boxes together.
The display screen case according to claim 10, wherein: the locking table assembly comprises a first locking seat;

The lock assembly includes a second lock seat, a lock ring and a lock handle, the lock ring is rotatably mounted on the lock handle, and one end of the lock handle is rotatably mounted on the second lock seat, The lock ring can be sleeved and locked on the first lock seat after being rotated with the lock handle.
The display screen case according to claim 11, wherein the lock catch assembly further comprises a self-locking mechanism disposed on the second lock base, and the self-locking mechanism can be sleeved on the lock ring When locked on the first lock seat, the lock handle is locked on the second lock seat;

The self-locking mechanism includes a base, a self-locking rod and a pusher, the base is mounted on the second lock seat, a self-locking hole is opened on the base, and a first installation is provided on the lock handle The pusher is provided with a second installation hole, one end of the self-locking insertion rod passes through the second installation hole and the second installation hole in sequence, and the other end of the self-locking insertion rod is provided with a useful A blocking part that is pressed against the push piece; the push piece is rotatably mounted on the lock handle, and is rotated by pressing the push piece to drive the end of the self-locking insertion rod The part is inserted into or withdrawn from the self-locking hole.
The display screen case according to claim 11, wherein the locking table assembly further comprises a connecting seat, a connecting shaft and a clamping piece, the connecting seat is mounted on the frame strip, and the connecting seat is opened There is a first arc-shaped hole, the connecting shaft passes through the first arc-shaped hole, and can move along the arc-shaped extending direction of the first arc-shaped hole, and the connecting shaft and the first lock The seat is fixedly connected, and can drive the first lock seat to rotate toward the adjacent display screen box, the engaging member is rotatably connected with the connecting shaft, and the connecting seat faces the side of the engaging member A number of first engaging grooves are opened, and each of the first engaging grooves is arranged at intervals along the arc extending direction of the first arc-shaped hole, and the engaging piece can move to different positions along with the connecting shaft. is engaged with the corresponding first engaging groove.
The display screen case according to claim 13, wherein the locking table assembly further comprises a locking handle and a locking member, the locking handle comprises a second handle portion and a screw portion, and the screw portion has a One end is connected to the second handle portion and is vertically connected to the second handle portion, and the surface of the connecting seat is provided with a circumferential direction that communicates with the first arc-shaped hole and is along the first arc-shaped hole. a second arc-shaped hole extending in the direction, the connecting shaft is provided with a connecting through hole perpendicular to its axis;

The locking member includes a connecting portion and a limiting portion, the connecting portion is provided with a threaded hole, the screw rod is penetrated through the screw hole, the first arc-shaped hole and the connecting through hole, the screw rod The connecting portion is screwed with the threaded hole, the connecting portion is located between the second handle portion and the connecting seat, the limiting portion is vertically connected with the connecting portion, and extends into the side of the connecting seat square.
The display screen case according to claim 11, wherein the first lock base defines a second engaging groove for the lock ring to be inserted into.
The display screen case according to claim 15, wherein the first lock seat is provided with a positioning member, the second lock seat is provided with a positioning rod, and the second lock seat is provided with a positioning hole, When the locking ring is snapped into the second engaging groove, the locking ring pushes the positioning rod to be inserted into the positioning hole.
The display screen case according to claim 1, wherein the display screen case further comprises a baffle, the edge of the baffle is hinged on the frame strip, and the baffle can be rotated to any position. The side frame is away from the inner side of the frame assembly.
The display screen is characterized in that it comprises a plurality of display screen cabinets according to any one of claims 1 to 17, the display screen cabinets are arranged in a rectangular array, and two adjacent display screen cabinets are spliced together.