CN111862838A

CN111862838A - Display module

Info

Publication number: CN111862838A
Application number: CN202010722590.4A
Authority: CN
Inventors: 李漫铁; 薛元亭; 安小军; 张李根
Original assignee: Huizhou Lehman Optoelectronics Technology Co ltd; Ledman Optoelectronic Co Ltd
Current assignee: Huizhou Lehman Optoelectronics Technology Co ltd; Ledman Optoelectronic Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2020-10-30

Abstract

The invention relates to a display module, comprising: the display device comprises a display panel, a first fixing piece and a second fixing piece, wherein the display panel is provided with a front surface and a back surface which are oppositely arranged; the bottom shell is provided with a mounting hole; and the first connecting piece extends into the mounting hole and is connected with the fixing piece so as to fixedly connect the display panel with the bottom shell. The integrity of the front surface of the display panel can be maintained, and the connection strength of the display panel and the bottom case is improved.

Description

Display module

Technical Field

The invention relates to the technical field of display devices, in particular to a display module.

Background

An LED (Light Emitting Diode) display screen is composed of a plurality of Light Emitting diodes, and displays various information such as characters, graphics, images, animation, and video by controlling the display mode of the Light Emitting diodes and depending on the on/off of the Light Emitting diodes. LED display screens are widely used in airports, stations, docks, hospitals, government agencies, exhibitions, evenings, performance sites, sporting events and other public places.

The LED display screen can be become by screen body and casing group, and the screen body generally comprises display panel and the LED lamp pearl of setting on the display panel, and the screen body is installed on the casing through screw etc. usually, consequently need set up the through-hole on the screen body, then passes the through-hole through the screw in order to fix the screen body on the casing. For example, when beating the screw from the display panel front, the screw cap can protrusion in the surface of display panel, can see the screw cap from the display panel front, influences the luminous visual effect of LED lamp pearl, and has destroyed the wholeness of screen body.

Disclosure of Invention

Accordingly, it is desirable to provide a display module in order to solve the above problems.

A display module, comprising:

the display device comprises a display panel, a first fixing piece and a second fixing piece, wherein the display panel is provided with a front surface and a back surface which are oppositely arranged;

the bottom shell is provided with a mounting hole; and

and the first connecting piece extends into the mounting hole and is connected with the fixing piece so as to fixedly connect the display panel with the bottom shell.

In one embodiment, the fixing member includes a body portion and a positioning pin disposed on the body portion, and the back surface of the display panel is provided with a positioning blind hole for accommodating the positioning pin.

In one embodiment, a first rotation stopping surface is arranged on the positioning pin, a second rotation stopping surface is arranged in the positioning blind hole, and after the positioning pin is inserted into and matched with the positioning blind hole, the first rotation stopping surface is attached to and matched with the second rotation stopping surface so as to limit the positioning pin to rotate relative to the positioning blind hole.

In one embodiment, the body part is provided with a rotation stopping groove, and the display panel or the bottom shell is provided with a rotation stopping pin matched with the rotation stopping groove; or

The body part is provided with a rotation stopping pin, and the display panel or the bottom shell is provided with a rotation stopping groove matched with the rotation stopping pin.

In one embodiment, the body portion includes a first end and a second end disposed opposite to each other, the positioning pin is disposed at the first end, the first end is provided with a first receiving groove, a side surface of the body portion is provided with a second receiving groove communicated with the first receiving groove, and the first receiving groove and the second receiving groove are used for receiving a welding material.

In one embodiment, the first connecting member includes a head portion and a connecting rod connecting the head portion, the connecting rod is connected to the fixing member, and an elastic pad is disposed between the head portion and the bottom case.

In one embodiment, the display module further includes a signal receiving assembly, a line concentrating assembly and a second connecting member, the signal receiving assembly is disposed between the line concentrating assembly and the display panel, the line concentrating assembly is electrically connected to the signal receiving assembly, the signal receiving assembly is electrically connected to the display panel, and the line concentrating assembly is connected to the bottom case through the second connecting member.

In one embodiment, the bottom shell is provided with a device groove for accommodating the signal receiving assembly.

In one embodiment, the bottom shell is provided with a binding position for fixing a wire.

In one embodiment, the bottom shell has a mounting hole for receiving at least a portion of the fixing member.

According to the display module, the fixing piece is arranged on the back surface of the display panel instead of penetrating through the display panel like a screw, so that the integrity of the display panel is not damaged, and especially the integrity of the front surface of the display panel is ensured; because the display elements are arranged on the front surface of the display panel, the display elements are usually arranged densely, if the screws are adopted, the screws with small volume need to be selected, the connection strength is low, and the fixing piece is arranged on the back surface of the display panel, the volume of the fixing piece is not limited by the densely arranged display elements, the fixing piece with large volume and the first connecting piece can be arranged, and the connection strength can be improved.

Drawings

FIG. 1 is an exploded view of a display module according to an embodiment of the present invention;

FIG. 2 is an exploded perspective view of the display module shown in FIG. 1;

FIG. 3 is a perspective view of a fixing member included in the display module according to an embodiment of the invention;

FIG. 4 is a cross-sectional view of the fixture shown in FIG. 3 taken along the axial direction;

FIG. 5 is a schematic cross-sectional view, perpendicular to the axial direction, of a positioning pin included in the display module according to four embodiments of the present invention;

FIG. 6 is a schematic partial structure diagram of a display module according to an embodiment of the invention;

FIG. 7 is an exploded view of a portion of a display module according to an embodiment of the present invention;

FIG. 8 is a schematic partial structure diagram of a display module according to an embodiment of the invention;

FIG. 9 is an exploded view of a display unit in one embodiment of the invention;

fig. 10 is a schematic structural diagram of a suspension member included in a display unit according to an embodiment of the invention.

Reference numerals: 10. a display module; 100. a display panel; 100A, front; 100B, a back surface; 110. a bottom case; 111. mounting holes; 112. a device slot; 113. binding a wire; 113A, a hole portion; 113B, a pillar; 120. a first connecting member; 130. a display element; 140. a fixing member; 140A, a body portion; 140a1, first end; 140a2, second end; 140B, positioning pins; 140B1, a first rotation stop surface; 141. connecting holes; 142. a rotation stopping groove; 143. a first accommodating groove; 144. a second accommodating groove; 150. a signal receiving component; 160. a line concentration assembly; 161. a wire rod; 170. a second connecting member; 180. an elastic pad; 20. a suspension member; 200. a connecting portion; 210. a first engaging portion; 211. chamfering the corner; 220. a second card portion; 230. an adjustment groove; 240. a clamping groove; 30. a support frame; 300. a hanging hole; 310. a first hole hanging part; 320. a second hole-hanging portion.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

One embodiment of the present invention provides a display unit that can be fixed to a wall or a stand and that can display image information when powered on. As shown in fig. 9, the display unit in one embodiment includes a display module 10 and a supporting frame 30, the display module 10 and the supporting frame 30 are detachably connected, for example, one or more display modules 10 may be disposed on the supporting frame 30, so that a display unit with a variable display area may be spliced by a plurality of display modules 10. When the display unit is fixed on a wall or a stand, the support stand 30 may be fixed on the wall or the stand, and then the display module 10 is mounted on the support stand 30. As shown in fig. 1 and 2, the display module 10 in one embodiment includes a display panel 100 and a bottom chassis 110, the display panel 100 is mounted on the bottom chassis 110, and the bottom chassis 110 plays a role of fixing and protecting the display panel 100.

As shown in fig. 1, fig. 1 is an exploded view of a display module 10 according to an embodiment of the invention, and fig. 2 is an exploded view of the display module 10 shown in fig. 1 from a perspective view. Referring to fig. 1 and 2, the display module 10 includes a display panel 100, a bottom chassis 110, and a first connector 120, wherein the display panel 100 is connected to the bottom chassis 110 through the first connector 120. The display panel 100 has a front surface 100A and a back surface 100B which are oppositely disposed, the front surface 100A of the display panel 100 is provided with the display element 130, and the back surface 100B of the display panel 100 is provided with the fixing member 140. The fixing member 140 may be fixed to the back surface 100B of the display panel 100 by welding or gluing, so that no screw hole needs to be formed in the display panel 100, and the integrity of the display panel 100 is not damaged, especially the integrity of the front surface 100A of the display panel 100 is ensured. In one embodiment, the display panel 100 is a PCB board, and the display element 130 is an LED lamp bead electrically connected to the display panel. In the conventional embodiment, the fixing member 140 is connected by screws, or the display panel 100 is fixed on the bottom chassis 110 by screws, it is inevitable to leave screw holes on the front surface 100A of the display panel 100, that is, holes are formed on the PCB, and the screw heads are also protrudingly disposed on the front surface 100A of the display panel 100, and since the front surface 100A of the display panel 100 is a display area, it is necessary to ensure the integrity of the display area. For another example, if the PCB is directly connected to the bottom case 110 by screws, the depth of the screw holes on the PCB is small due to the thinness of the PCB, and the length of the screw holes is small, so that the connection is not firm. The embodiment of the present invention can ensure the flatness and neatness of the front surface 100A of the display panel 100 without damaging the integrity of the front surface 100A of the display panel 100, and can also improve the connection strength.

As shown in fig. 1 and 2, the bottom chassis 110 is provided with a mounting hole 111, and when the display panel 100 and the bottom chassis 110 are assembled, the fixing member 140 of the display panel 100 extends into the mounting hole 111, and the first connecting member 120 extends into the mounting hole 111 and is connected to the fixing member 140, that is, the display panel 100 is fixedly connected to the bottom chassis 110 by the first connecting member 120. In this embodiment, since the mounting hole 111 can accommodate the fixing member 140, the thickness of the display module 10 can be reduced. For example, the fixing member 140 is disposed on the back surface 100B of the display panel 100 and protrudes, and the fixing member 140 is accommodated in the mounting hole 111, so that the back surface 100B of the display panel 100 is attached to the bottom chassis 110, that is, a gap is not formed between the bottom chassis 110 and the display panel 100 due to the protruding fixing member 140 disposed on the back surface 100B of the display panel 100, thereby reducing the thickness of the display module 10; or the mounting hole 111 can receive at least a portion of the fixing member 140, which can reduce the thickness of the display module 10 to some extent. The fixing member 140 is provided with a coupling hole 141, and the first coupling member 120 may be coupled to the coupling hole 141. For example, when the first connecting member 120 is a screw, the connecting hole 141 is a threaded hole, and the screw can be in threaded fit with the threaded hole; for another example, when the first connector 120 is a bayonet, the connection hole 141 may be a bayonet capable of being snap-fitted with the bayonet.

In some embodiments, the fixing element 140 may be a metal element, and the first connecting element 120 may also be a metal element, so that when the fixing element 140 and the first connecting element 120 are engaged, the mechanical strength of the first connecting element 120 and the fixing element 140 can be improved. For example, the fixing member 140 may be made of a copper material, and the first connecting member 120 may also be made of a copper material; for another example, the fixing member 140 may be made of stainless steel, and the first connecting member 120 may also be made of stainless steel. Therefore, the fixing member 140 and the first connecting member 120 have not only good mechanical strength, but also good corrosion resistance and oxidation resistance, and are prevented from rusting due to the influence of humid air.

For example, the fixing member 140 may be fixed to the display panel 100 by welding. Firstly, a steel mesh is provided, the steel mesh can abut against the back surface 100B of the display panel 100, a plurality of fixing pieces 140 need to be arranged on the display panel 100, through holes corresponding to the positions of the fixing pieces 140, which are pre-installed, of the display panel 100 are arranged on the steel mesh, the steel mesh abuts against the back surface 100B of the display panel 100, then solder paste is brushed on the steel mesh, specifically, the solder paste can be brushed on the steel mesh by using a scraper, the thickness of the solder paste is about 0.1mm, the solder paste is brushed on each through hole of the steel mesh, therefore, after the steel mesh is removed, the positions, where the fixing pieces 140 need to be installed, of the display panel 100 are all brushed with the solder paste, and then the fixing pieces 140 can be.

Fig. 3 is a perspective view of the fixing member 140 according to an embodiment of the present invention, and fig. 4 is a sectional view of the fixing member 140 shown in fig. 3 along an axial direction. Referring to fig. 3 and 4, the fixing element 140 includes a main body 140A and a positioning pin 140B disposed on the main body 140A, the back surface 100B of the display panel 100 is provided with a positioning blind hole, which does not penetrate through the display panel 100, and when mounting, the positioning pin 140B of the fixing element 140 is inserted into the positioning blind hole to position the fixing element 140, thereby ensuring the mounting accuracy of the fixing element 140.

Fig. 5 is a schematic cross-sectional view perpendicular to the axial direction of the positioning leg 140B in four embodiments, and the outer dimensions of the positioning leg 140B and the positioning blind hole should correspond, for example, if the cross-section of the positioning leg 140B is triangular, the cross-section of the positioning blind hole is also triangular. As shown in fig. 5, the positioning pin 140B is provided with a first rotation stop surface 140B1, and the positioning blind hole is provided with a second rotation stop surface, so that when the positioning pin 140B is inserted into the positioning blind hole, the first rotation stop surface 140B1 and the second rotation stop surface abut against each other and cooperate to prevent the positioning pin 140B from rotating relative to the positioning blind hole. The positioning leg 140B may include an arc-shaped surface and a first rotation-stopping surface 140B1 as a plane connecting the arc-shaped surface; the positioning leg 140B may be a triangular prism, and the first rotation stop surface 140B1 is one of the side surfaces of the triangular prism; the positioning leg 140B may be a quadrangular prism, and the first rotation stop surface 140B1 is one side surface of the quadrangular prism; the positioning leg 140B may be a pentagonal prism, and the first rotation stop surface 140B1 is one of the side surfaces of the pentagonal prism. It should be understood that the shape of the positioning leg 140B is not limited to the above embodiment, as long as the positioning leg 140B cannot rotate relative to the positioning blind hole after the positioning leg 140B is inserted into the positioning blind hole.

In one embodiment, as shown in fig. 3 and 4, when the positioning leg 140B has a cylindrical shape, the first rotation stop surface 140B1 is not disposed on the positioning leg 140B. The body 140A of the fixing member 140 is provided with a rotation stop groove 142. In one embodiment, the display panel 100 is provided with a rotation stopping pin engaged with the rotation stopping groove 142, and in one embodiment, the bottom chassis 110 is provided with a rotation stopping pin engaged with the rotation stopping groove 142.

In one embodiment, a rotation stopping pin may be disposed on the body part 140A, in one embodiment, a rotation stopping groove 142 to be engaged with the rotation stopping pin is disposed on the display panel 100, and in one embodiment, a rotation stopping groove 142 to be engaged with the rotation stopping pin is disposed on the bottom chassis 110.

As shown in fig. 4, the body portion 140A of the fastener 140 includes a first end 140A1 and a second end 140A2 disposed opposite each other, the positioning leg 140B is disposed at the first end 140A1 of the body portion 140A, and the first end 140A1 of the body portion 140A is mounted toward the display panel 100. The first end 140A1 of the main body 140A is provided with a first receiving groove 143, the side of the main body 140A is provided with a second receiving groove 144, the first receiving groove 143 is communicated with the second receiving groove 144, and both the first receiving groove 143 and the second receiving groove 144 are used for receiving solder materials such as solder paste. Since the second receiving groove 144 is disposed at the side of the main body 140A, after the fixing member 140 is mounted on the display panel 100, the solder paste in the second receiving groove 144 can be used as an initial welding position, and during welding, the solder paste in the second receiving groove 144 is ignited and gradually guided to the first receiving groove 143, so that the solder paste in the first receiving groove 143 is ignited, and the fixing member 140 is welded on the display panel 100. Since the first receiving groove 143 is inconvenient to directly ignite the solder paste located in the first receiving groove 143 toward the display panel 100, by providing the second receiving groove 144 communicated with the first receiving groove 143, the second receiving groove 144 is disposed at the side of the body portion 140A, which is more convenient to ignite, and the soldering process is more convenient.

In the above embodiment, the fixing member 140 is welded to the display panel 100, and in other embodiments, the fixing member 140 may be adhered to the display panel 100 by an adhesive.

After the fixing member 140 is fixed to the display panel 100, the display panel 100 may be fixed to the bottom chassis 110 by the fixing member 140.

Fig. 6 is a schematic partial structure diagram of the display module 10 according to an embodiment of the invention. The bottom shell 110 is provided with a mounting hole 111, the mounting hole 111 is a multi-step stepped hole, the fixing member 140 is accommodated in a portion of the mounting hole 111, the second end 140a2 of the fixing member 140 can also abut against the stepped surface in the mounting hole 111, and the first connecting member 120 passes through the mounting hole 111 and is locked to the fixing member 140. The first connecting member 120 may be a flat screw, and in some embodiments, the first connecting member 120 may also be a combination including a common screw and a washer. An elastic pad 180 is disposed between a screw cap of the first connector 120 and the bottom case 110. That is, the first connector 120 includes a head as a screw cap, and a connection rod connecting the head, the connection rod connecting the fixing. By providing the elastic pad 180, after the first connecting element 120 and the fixing element 140 are locked, the elastic pad 180 plays a role of elastic buffering, so that the first connecting element 120 and the fixing element 140 can be stably locked, and the elastic pad 180 is elastically deformed, thereby preventing the fixing element 140 from being pulled off from the display panel 100 due to a large force generated by the first connecting element 120 on the fixing element 140. Further, the bottom housing 110 is further provided with a mounting groove, and the elastic pad 180 is accommodated in the mounting groove, so that the elastic pad 180 is easier to place, and the elastic pad 180 cannot be displaced when the first connecting member 120 compresses the elastic pad 180. The elastic pad 180 is disposed to facilitate control of the locking force between the first connecting member 120 and the fixing member 140, and if the head of the first connecting member 120 directly abuts against the bottom case 110, the locking force between the first connecting member 120 and the fixing member 140 is not easily controlled, which easily causes the locking force between the first connecting member 120 and the fixing member 140 to be too large, and the fixing member 140 is pulled away from the display panel 100. In some embodiments, the resilient pad 180 may be an O-ring rubber.

Fig. 7 is an exploded view of a partial structure of the display module 10 according to an embodiment of the present invention, in which the display module 10 includes a display panel 100, a bottom chassis 110, a first connector 120, a signal receiving assembly 150, a line concentrating assembly 160, and a second connector 170. The first connector 120 is used to mount the display panel 100 on the bottom chassis 110, the line concentrator assembly 160 is in signal connection with the signal receiving assembly 150 through its own signal connection interface, the signal receiving assembly 150 is in signal connection with the display panel 100 through its own signal connection interface, and the second connector 170 is used to connect the line concentrator assembly 160 to the bottom chassis 110. The line concentration component 160 is used for signal connection with a control center outside the display module 10, the control center sends a video playing signal, the line concentration component 160 sends the video playing signal to the signal receiving component 150, the signal receiving component 150 can decode the video playing signal and the like, and then the signal receiving component 150 controls the display screen to display images. Typically, the HUB component 160 may be a HUB and the signal receiving component 150 may be a receiving card. In the present embodiment, the bottom chassis 110 is provided with the device groove 112, the device groove 112 penetrates through the bottom chassis 110 along the thickness direction of the bottom chassis 110, and since the bottom chassis 110 has a certain thickness, the signal receiving assembly 150 is accommodated in the device groove 112, the thickness space of the bottom chassis 110 can be fully utilized, and the thickness of the display module 10 is reduced. For example, the second connector 170 may be a screw, a nut may be disposed on the bottom case 110, and the second connector 170 may be in threaded connection with the nut on the bottom case 110.

Fig. 8 is a partial structural diagram of the display module 10 according to an embodiment of the present invention, which illustrates the bottom chassis 110 and the wire-collecting assembly 160 of the display module 10, wherein the wire-collecting assembly 160 includes a wire 161, and one end of the wire 161 is connected to a wire-connecting portion on the wire-collecting assembly 160, and the other end of the wire 161 is electrically connected to other components by bypassing the bottom chassis 110. Wherein, be provided with on the drain pan 110 and prick line position 113, prick line position 113 is used for installing the ribbon, fixes wire rod 161 on drain pan 110 through the ribbon to straighten up wire rod 161, make wire rod 161 not rock. The binding wire comprises two communicated hole parts 113A and a column part 113B positioned between the two hole parts 113A, one end of the binding tape extends into one hole part 113A and then extends out of the other hole part 113A, and then the wire 161 is bound on the column part 113B through the binding tape.

Fig. 9 is an exploded view of a display unit according to an embodiment of the present invention, the display unit includes a support frame 30, a suspension member 20, and a display module 10, the suspension member 20 is fixedly mounted on the display module 10, and the display module 10 is suspended on the support frame 30 by the suspension member 20. Wherein, the supporting frame 30 is provided with a hanging hole 300, one end of the hanging member 20 is connected to the display module 10, and the other end is hung in the hanging hole 300.

Specifically, the hanging hole 300 includes a first hanging hole portion 310 and a second hanging hole portion 320, and the first hanging hole portion 310 has a larger aperture than the second hanging hole portion 320. Fig. 10 is a schematic structural view of hanger 20 according to an embodiment of the present invention, hanger 20 includes a first card portion 210, a second card portion 220 and a connecting portion 200 connected in sequence, connecting portion 200 is connected to a display unit, and a card slot 240 is formed between first card portion 210 and second card portion 220. The first card portion 210 can pass through the first hanging hole portion 310 but cannot pass through the second hanging hole portion 320, and the second card portion 220 cannot pass through the second hanging hole portion 320. When the hanger is installed, the first locking portion 210 is inserted into the first hanging hole portion 310 of the hanging hole 300, the first locking portion 210 and the second locking portion 220 are respectively positioned at the front and back sides of the supporting frame 30, and then the hanger 20 is moved to the second hanging hole portion 320, since neither the first locking portion 210 nor the second locking portion 220 can pass through the second hanging hole portion 320, the locking groove 240 can be locked around the hole of the second hanging hole portion 320.

In some embodiments, the supporting frame 30 is generally vertically disposed, and the first hanging hole portion 310 is located above the second hanging hole portion 320, when the display module assembly 10 is assembled with the supporting frame 30, after the first locking portion 210 is inserted into the first hanging hole portion 310 of the hanging hole 300, under the action of gravity, the display module assembly 10 moves downward, so that the hanging member 20 moves to the second hanging hole portion 320 and keeps being locked to the second hanging hole portion 320. When using for a long time, can not make display module assembly 10 and support frame 30 pine take off, the security is high.

As shown in fig. 10, a screw thread section is provided on the connection portion 200 of the hanger 20, and the hanger 20 is screwed to the display module 10 through the screw thread section. That is, the hanging members 20 can adjust the depth of the connecting portion 200 screwed into the display module assembly 10, and when a plurality of hanging members 20 are disposed on the display module assembly 10, the hanging members 20 can be extended out of the display module assembly 10 to the same height by adjusting the depth of the connecting portion 200 screwed into the display module assembly 10, for example, when the supporting frame 30 is vertically disposed, the display module assembly 10 can also be vertically disposed by adjusting the hanging members 20.

In some embodiments, a plurality of display modules 10 are disposed on the supporting frame 30, and the display surfaces of the display modules 10 can be on a plane by adjusting the height of the suspension member 20 extending out of the display modules 10, so as to make the whole screen more flat. As shown in fig. 10, first card portion 210 is provided with an adjustment groove 230, and a tool can be used to be caught in adjustment groove 230 to facilitate rotation of hanger 20. The adjusting groove 230 may be a straight groove or a cross groove.

As shown in fig. 10, the first locking portion 210 is provided with a chamfered portion 211, and the first locking portion 210 is easily inserted into the first hanging hole portion 310 by providing the chamfered portion 211.

In one embodiment, the radial dimension of the first locking portion 210 is smaller than the radial dimension of the second locking portion 220, and the second locking portion 220 cannot pass through the first hanging hole portion 310.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A display module (10), comprising:

the display panel (100), the display panel (100) has front (100A) and back (100B) that set up relatively, the front (100A) of the said display panel (100) has display elements (130), the back (100B) has fixings (140);

the bottom shell (110), the bottom shell (110) is provided with a mounting hole (111); and

and the first connecting piece (120) extends into the mounting hole (111) and is connected with the fixing piece (140) so as to fixedly connect the display panel (100) and the bottom shell (110).

2. The display module (10) according to claim 1, wherein the fixing member (140) comprises a main body (140A) and a positioning pin (140B) disposed on the main body (140A), and the back surface (100B) of the display panel (100) is provided with a positioning blind hole for receiving the positioning pin (140B).

3. The display module (10) according to claim 2, wherein the positioning pin (140B) is provided with a first rotation stop surface (140B1), the positioning blind hole is provided with a second rotation stop surface, and after the positioning pin (140B) is inserted into and engaged with the positioning blind hole, the first rotation stop surface (140B1) is engaged with the second rotation stop surface in an abutting manner so as to limit the rotation of the positioning pin (140B) relative to the positioning blind hole.

4. The display module (10) according to claim 2, wherein the body portion (140A) is provided with a rotation stopping groove (142), and the display panel (100) or the bottom case (110) is provided with a rotation stopping pin engaged with the rotation stopping groove (142); or

The body part (140A) is provided with a rotation stopping pin, and the display panel (100) or the bottom shell (110) is provided with a rotation stopping groove (142) matched with the rotation stopping pin.

5. The display module (10) according to claim 2, wherein the body portion (140A) comprises a first end (140A1) and a second end (140A2) which are oppositely arranged, the positioning pin (140B) is arranged at the first end (140A1), the first end (140A1) is provided with a first receiving groove (143), a side surface of the body portion (140A) is provided with a second receiving groove (144) which is communicated with the first receiving groove (143), and the first receiving groove (143) and the second receiving groove (144) are used for receiving a welding material.

6. The display module (10) according to claim 1, wherein the first connecting member (120) comprises a head portion and a connecting rod connecting the head portion, the connecting rod is connected to the fixing member (140), and an elastic pad (180) is disposed between the head portion and the bottom chassis (110).

7. The display module (10) according to claim 1, wherein the display module (10) further comprises a signal receiving assembly (150), a line concentrator assembly (160) and a second connector (170), the signal receiving assembly (150) is disposed between the line concentrator assembly (160) and the display panel (100), the line concentrator assembly (160) is electrically connected to the signal receiving assembly (150), the signal receiving assembly (150) is electrically connected to the display panel (100), and the line concentrator assembly (160) is connected to the bottom chassis (110) through the second connector (170).

8. The display module (10) according to claim 7, wherein the bottom case (110) is provided with a device slot (112) for accommodating the signal receiving assembly (150).

9. The display module (10) according to claim 1, wherein the bottom case (110) is provided with a binding site (113) for fixing the wire (161).

10. The display module (10) according to claim 1, wherein the mounting hole (111) of the bottom case (110) is configured to receive at least a portion of the fixing member (140).