CN218042143U - Waterproof assembly and display device - Google Patents

Abstract

The utility model provides a waterproof assembly and display device, waterproof assembly include waterproof cover and sealing washer, and the sealing washer includes the sealing washer base ring and around establishing the sealing at sealing washer base ring periphery side, and the sealing washer base ring is connected with the waterproof cover, and the sealing is towards the curling form that the sealing washer base ring curls. The utility model provides a waterproof assembly and display device, water-proof effects is better, is difficult for taking place the seepage.

Description

Waterproof assembly and display device

Technical Field

The utility model relates to a show the field, especially relate to a waterproof component and display device.

Background

The display equipment comprises a frame, a control box and a plurality of LED display modules, wherein the LED display modules cover the frame and form a display surface. The control box is connected with the middle area of the frame. The control box and the LED display module are respectively positioned on two opposite sides of the frame. Two first data interfaces are arranged on each LED display module, a plurality of second data interfaces are arranged on the control box, and the first data interface, which is closer to the control box, in the two first data interfaces in each LED display module is electrically connected with the second data interfaces, so that power supply and signal transmission between the control box and the LED display module are realized.

And a waterproof piece is arranged at the first data interface and the second data interface which are electrically connected so as to realize waterproof sealing between the first data interface and the second data interface. And a cover plate with a waterproof ring is arranged at the first data interface which is not connected with the second data interface, the cover plate is covered on the first data interface, and a sealing bulge on the waterproof ring seals the side wall around the first data interface.

However, the sealing projection is in contact with the peripheral side wall of the first data interface, and leakage is likely to occur.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waterproof assembly and display device, water-proof effects is better, is difficult for taking place the seepage.

In a first aspect, the utility model provides a waterproof component, including waterproof cover and sealing washer, the sealing washer includes the sealing washer base ring and around establishing the sealing at sealing washer base ring periphery side, and the sealing washer base ring is connected with waterproof cover, and the sealing is towards the curly form that the sealing washer base ring curls.

In a possible implementation manner, the utility model provides a waterproof component, the number of turns of the curling of sealing part is more than or equal to the round.

In a possible implementation manner, the utility model provides a waterproof component, the inside of sealing part is a hollow form.

In a possible implementation manner, the utility model provides a waterproof component, sealing washer base ring and sealing part integrated into one piece.

In a possible implementation manner, the waterproof assembly provided by the utility model is provided with an insertion part on the waterproof cover, the insertion part is provided with a mounting groove which is wound around the insertion part, and the notch of the mounting groove faces the periphery of the waterproof cover;

the sealing ring is partially embedded in the mounting groove.

In a possible implementation manner, the utility model provides a waterproof component, the sealing washer base ring and the tank bottom rigid coupling of mounting groove, partly sealing and the inside wall butt of mounting groove, another part sealing is located outside the mounting groove.

In a possible implementation, the utility model provides a waterproof component, waterproof cover is last to have at least one connecting hole, and the connecting hole is located the sealing washer towards the projected outside of waterproof cover.

In a second aspect, the present invention further provides a display device, which includes a display device body and at least one waterproof assembly provided in the first aspect, wherein the display device body includes a plurality of display modules;

the display module is provided with a containing groove and an electric connection socket positioned in the containing groove, the containing groove is covered by a waterproof cover of the waterproof assembly, and the sealing part of the waterproof assembly is abutted against the bottom wall and the side wall of the containing groove.

In a possible implementation manner, the display module of the display device provided by the utility model comprises a display panel, a bottom shell and a circuit board, wherein the bottom shell covers the display panel, the bottom shell is connected with the display panel, and the bottom shell and the display panel jointly enclose to form an accommodating cavity;

the circuit board is positioned in the accommodating cavity, the electric connection socket is positioned on the circuit board, and the accommodating groove is positioned on the bottom shell;

the waterproof cover is connected with the bottom shell.

In a possible implementation manner, the utility model provides a display device, waterproof cover's grafting portion is inserted and is located the holding tank in, has on the grafting portion and dodges the groove, dodges the groove around establishing the week side at the electric connection interface.

The utility model provides a waterproof component and display device, waterproof component are through setting up the sealing washer of waterproof cover and curl shape, through the common compression sealing washer of waterproof cover and holding tank, make the sealing washer warp the pressurized, the different positions of the sealing of sealing washer respectively with the diapire of holding tank to and the lateral wall butt of holding tank, increased the contact site of sealing washer with the holding tank, can carry out malleation waterproof and side pressure mode simultaneously, thereby reach better water-proof effects. In addition, the curled sealing part has a preset deformation amount, so that the sealing part can be more firmly abutted in the accommodating groove, and the leakage is not easy to occur.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a display device;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural diagram of a display module and a waterproof assembly according to an embodiment of the present disclosure;

FIG. 5 is a partial exploded view of FIG. 4;

FIG. 6 is a schematic view of a portion of the internal structure of FIG. 4;

FIG. 7 is a schematic structural diagram of the display module shown in FIG. 6;

FIG. 8 is a schematic structural view of the seal ring of FIG. 6;

FIG. 9 is a cross-sectional view taken along line B-B of FIG. 8;

FIG. 10 is a schematic view of the waterproof cover of FIG. 6;

FIG. 11 is a schematic view of another angle of FIG. 10;

FIG. 12 is a side view of FIG. 10;

fig. 13 is a schematic structural view of the mounting plate in fig. 4.

Description of reference numerals:

10-a frame;

20-a control box;

30-LED display module; 31-a first data interface;

40-waterproof ring; 41-sealing projections;

50-a cover plate;

100-display device body; 110-a display module; 111-accommodating grooves; 1111-a bottom wall; 1112-sidewalls; 112-an electrical connection socket; 113-a display panel; 114-a bottom shell; 1141-mounting holes; 115-a circuit board; 116-a containment chamber;

200-a water-resistant assembly; 210-a waterproof cover; 211-a plug-in part; 2111-mounting groove; 2112-an extension; 2113-flanging; 2114-avoidance slot; 2115-base; 212-connection hole; 213-a through hole; 220-sealing ring; 221-a seal ground ring; 222-a seal; 2221-free end.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., to mean that the first connection, or connections, may be indirect or indirect through intervening media, may be internal to two elements, or may be interactive with two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like refer to positions or positional relationships based on the drawings, which are used for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The terms "first," "second," and "third" (if any) in the description and claims of this invention and the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or display that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or display.

The display device is a device capable of outputting images, and the display device may include an LED display screen. Display devices are widely used in schools, shopping malls, stations, and the like. When display device is located in the open air, need carry out waterproof setting to display device to avoid open air adverse circumstances, extreme weather to bring the potential safety hazard for display device.

It should be noted that fig. 1, 2, and 4 show schematic diagrams of each component in the display device, and the specific structure of the remaining components in the display device is not limited to the illustrations of fig. 1, 2, and 4.

As shown in fig. 1 and 2, the display apparatus includes a frame 10, a control box 20, and a plurality of LED display modules 30, and the LED display modules 30 are covered on the frame 10 and form a display surface. The control box 20 is connected to the middle region of the frame 10. The control box 20 and the LED display module 30 are respectively located at two opposite sides of the frame 10. Each LED display module 30 has two first data interfaces 31, the control box 20 has a plurality of second data interfaces, and the first data interface 31, which is closer to the control box, of the two first data interfaces 31 in each LED display module 30 is electrically connected to the second data interface, so as to implement power supply and signal transmission between the control box 20 and the LED display module 30.

It should be noted that, two first data interfaces 31 are disposed on each LED display module 30, so as to increase the versatility of the LED display module 30. Because the LED display module 30 is located the both sides of control box 20 respectively, the second data interface position on the control box 20 is fixed, for the convenience of LED display module 30 is connected with control box 20 electricity, sets up the quantity of first data interface 31 into two, no matter LED display module 30 is located control box 20 side, LED display module 30 all has the first data interface 31 that corresponds with the second data interface. In other words, when the LED display module 30 is mounted on the frame 10, the first data interface 31 on the side of the-X direction in the LED display module 30 in the + X direction in fig. 2 is electrically connected to the second data interface, and the first data interface 31 on the side of the + X direction in the LED display module 30 in the-X direction in fig. 2 is electrically connected to the second data interface.

Through set up two first data interface 31 on LED display module assembly 30, when LED display module assembly 30 installation, avoid distinguishing the installation position of LED display module assembly 30, need not to distinguish LED display module assembly 30 and install + X direction or-X direction in figure 2 promptly.

As shown in fig. 2 and 3, a waterproof member (i.e., at C in fig. 2) is provided at the electrically connected first data interface 31 and second data interface to achieve a waterproof seal therebetween. The waterproof part mainly has two kinds of forms, and the first kind is positive pressure type, and the waterproof part setting is between LED display module assembly 30 and control box 20, and the shell through LED display module assembly 30's drain pan and control box 20 realizes sealed waterproof to the extrusion of waterproof circle. The second is the side pressure type, and the drain pan of display module assembly 3 and the shell of control box 20 respectively set up an annular boss, and in two annular bosses one inserted the other, waterproof setting realized sealed waterproof through the extrusion of two annular bosses to waterproof.

As shown in fig. 3 and 4, at the first data interface 31 not connected with the second data interface (i.e., at D in fig. 2), a cover plate 50 having a waterproof ring 40 is disposed, the cover plate 50 covers the first data interface 31, and the waterproof ring 40 has a sealing protrusion 41, and the sealing protrusion 41 seals a peripheral side wall of the first data interface 31.

However, the sealing projection 41 is in contact with the peripheral side wall of the first data interface 31, and leakage is likely to occur.

Based on this, the embodiment of the utility model provides a waterproof component and display device, waterproof component is through setting up the sealing washer of waterproof cover and curly form, through the common compression sealing washer of waterproof cover and holding tank, make the sealing washer warp the pressurized, the different positions of the sealing of sealing washer respectively with the diapire of holding tank to and the lateral wall butt of holding tank, the contact site of sealing washer with the holding tank has been increased, malleation waterproof and side pressure mode can be carried out simultaneously, thereby reach better water-proof effects. In addition, the curled sealing part has a preset deformation amount, so that the sealing part can be more firmly abutted in the accommodating groove, and the leakage is not easy to occur.

The present application will now be described in detail with reference to specific embodiments and with reference to the accompanying drawings.

As shown in fig. 1, 2 and 4, an embodiment of the present application provides a display device, which includes a display device body 100 and at least one waterproof assembly 200, where the display device body 100 includes a plurality of display modules 110.

The display modules 110 are used for outputting images, and the display modules 110 are spliced together to form a display surface of the images. The display module 110 may be rectangular, and the display module 110 is arranged in an array along the X-axis and the Y-axis in fig. 1. In fig. 2, six display modules 110 are illustrated. In a specific implementation, the number of the display modules 110 may be selected according to the size of the display apparatus body 100.

As shown in fig. 5, 6, 7 and 8, the waterproof module 200 includes a waterproof cover 210 and a sealing ring 220, the sealing ring 220 includes a sealing ring base ring 221 and a sealing portion 222 wound around the outer circumferential side of the sealing ring base ring 221, the sealing ring base ring 221 is connected to the waterproof cover 210, and the sealing portion 222 is in a curled shape curled toward the sealing ring base ring 221.

As shown in fig. 5 to 7, the display module 110 has a receiving groove 111 and an electrical connection socket 112 located in the receiving groove 111, the waterproof cover 210 covers the receiving groove 111, and the sealing part 222 of the waterproof assembly 200 abuts against the bottom wall 1111 and the side wall 1112 of the receiving groove 111.

In the present application, the waterproof cover 210 is used to support the sealing ring 220, and the waterproof cover 210 covers the receiving groove 111 so as to shield the electrical connection socket 112. Wherein a projection of receiving groove 111 toward waterproof cover 210 is located in waterproof cover 210, that is, waterproof cover 210 has a size larger than that of receiving groove 111, thereby closing electrical connection insertion opening 112 in receiving groove 111 while blocking receiving groove 111.

The display device body 100 further includes an electrical control box (i.e., the control box 20 in fig. 2), and the electrical connection socket 112 is electrically connected to the electrical control box, so as to implement power supply and signal transmission between the electrical control box and the display module 110. In a specific implementation, the waterproof cover 210 is matched with the receiving groove 111, the receiving groove 111 is matched with the electrical connection jack 112, and the electrical connection jack 112 may have a rectangular parallelepiped shape, accordingly, the receiving groove 111 is a rectangular parallelepiped groove formed around the electrical connection jack 112, and the waterproof cover 210 is a rectangular parallelepiped cover plate covering the receiving groove 111.

In specific implementation, the waterproof cover 210 may be made of plastic, and the plastic with good insulation, strong heat resistance, good corrosion resistance, and high mechanical strength may be selected.

As shown in fig. 5, 7, and 8, in the present invention, the packing 220 is attached to the waterproof cover 210, the packing base ring 221 of the packing 220 is connected to the waterproof cover 210, and the sealing portion 222 of the packing 220 is provided around the outer periphery of the packing base ring 221. Specifically, the sealing portion 222 is formed by a bent edge that is wound around the outer side wall of the sealing ring base ring 221, the bent edge may be located on one end surface of the sealing ring base ring 221, the bent edge has a free end 2221, and the free end 2221 is curled toward the other end surface of the sealing ring base ring 221 to form the curled sealing portion 222. I.e., the seal 222 is spring-like or scroll spring-like. Thereby, the curled sealing portion 222 is deformed by a predetermined amount.

When the surface of the waterproof cover 210 having the sealing ring 220 is covered on the accommodating groove 111, the sealing part 222 is embedded in the accommodating groove 111, the sealing ring 220 is compressed by the waterproof cover 210 and the accommodating groove 111 together, so that the sealing ring 220 is deformed and pressed, different parts of the sealing part 222 of the sealing ring 220 are respectively abutted with the bottom wall 1111 of the accommodating groove 111 and the side wall 1112 of the accommodating groove 111, compared with the related art in fig. 3 which is only in contact with the side wall around the first data interface 31, the contact part of the sealing ring 220 and the accommodating groove 111 is increased in the application, and the positive pressure waterproof and the side pressure modes can be simultaneously carried out, thereby achieving a better waterproof effect. Further, the curled sealing portion 222 has a predetermined deformation amount, so that the sealing portion 222 can be more firmly abutted in the housing groove 111, and leakage is less likely to occur.

As shown in fig. 7, in the display device provided in the embodiment of the present application, the display module 110 includes a display panel 113, a bottom case 114 and a circuit board 115, the bottom case 114 covers the display panel 113, the bottom case 114 is connected to the display panel 113, and the bottom case 114 and the display panel 113 jointly enclose an accommodating cavity 116.

The circuit board 115 is located in the receiving cavity 116, the electrical connection socket 112 is located on the circuit board 115, the receiving cavity 111 is located on the bottom casing 114, and the waterproof cover 210 is connected with the bottom casing 114.

Specifically, the bottom wall 1111 of the receiving cavity 111 of the bottom housing 114 has an insertion hole, the insertion hole is communicated with the receiving cavity 116, and the electrical connection socket 112 extends into the receiving cavity 111 through the insertion hole.

As shown in fig. 6 and 9, the number of turns of the sealing portion 222 is greater than or equal to one. The sealing portion 222 is wound at least one turn, thereby allowing the sealing portion 222 to have a sufficient preset deformation amount.

In the present application, the interior of the sealing portion 222 is hollow. When the sealing portion 222 is deformed by pressure, the predetermined deformation amount of the sealing portion 222 can be hidden inside the sealing portion 222, so that there is no space for resisting the deformation amount of the solid waterproof ring, and the sealing portion 222 in this embodiment can effectively avoid the problem of cracking of the bottom case 114 or the waterproof cover 210 due to excessive pressure. Meanwhile, due to the squeezing effect, air in the space inside the sealing part 222 can be squeezed away, so that a vacuum area is formed in the space inside the sealing part 222, negative difference between internal pressure and external pressure is formed, liquid is difficult to permeate the vacuum area and enter the space inside the sealing part 222, and a more effective waterproof effect is achieved.

In some embodiments, sealing ring base ring 221 is integrally formed with sealing portion 222, i.e., sealing ring 220 is a unitary structure, facilitating assembly of flashing assembly 200. Through the elasticity of the shrink of the sealing ring 220, the sealing ring 220 can be firmly installed on the waterproof cover 210, so that the sealing ring 220 and the waterproof cover 210 form a whole, the waterproof assembly 200 is convenient to take and store, and meanwhile, the problem that the sealing ring 220 is easy to fall off when the waterproof assembly 200 is installed and maintained is avoided.

As shown in fig. 6, 7, and 10 to 12, in the display device provided in the embodiment of the present application, the waterproof cover 210 has the insertion portion 211, the insertion portion 211 has the installation groove 2111, the installation groove 2111 is disposed around the circumference of the insertion portion 211, and the notch of the installation groove 2111 faces the circumference of the waterproof cover 210;

the sealing ring 220 is partially embedded in the mounting groove 2111.

In this application, the installation groove 2111 provides an installation space for the packing 220. In a specific implementation, the mounting groove 2111 may be an annular groove formed on an outer side wall of the inserting portion 211. The mounting groove 2111 may also be formed by the insertion part 211. Specifically, the plug portion 211 may include a base 2115, the base 2115 has an extension 2112, an end surface of the extension 2112 facing away from the base 2115 has a flange 2113, and a surface of the flange 2113 facing the extension 2112, a side surface of the extension 2112, and a surface of the base 2115 facing the extension 2112 together form a mounting groove 2111.

Specifically, the seal ring base ring 221 is fixedly connected to the bottom of the installation groove 2111 (i.e., the side surface of the extension portion 2112), a part of the seal portion 222 abuts against the inner side wall of the installation groove 2111 (i.e., the surface of the base 2115 facing the extension portion 2112), and the other part of the seal portion 222 is located outside the installation groove 2111.

When the packing 220 is mounted on the waterproof cover 210, the packing base ring 221 is stretched so that the packing base ring 221 passes over the flange 2113 to be fitted into the mounting groove 2111. The seal ring base ring 221 abuts against a side surface of the extension portion 2112, and the partial seal portion 222 abuts against a surface of the base 2115 facing the extension portion 2112.

Thus, when the seal ring 220 is positioned in the housing groove 111, the seal portion 222 abuts against the bottom wall 1111 of the housing groove 111, the seal portion 222 abuts against the side wall 1112 of the housing groove 111, the seal portion 222 also abuts against the surface of the base 2115 facing the extension portion 2112, and the seal ring base ring 221 abuts against the side surface of the extension portion 2112, so that the seal ring 220 is pressed on four sides, and the waterproof reliability of the seal ring 220 is improved.

As shown in fig. 6, 7, 11 and 12, the insertion portion 211 of the waterproof cover 210 is inserted into the receiving groove 111, and the electrical connection jack 112 is located in the receiving groove 111 to provide a space for avoiding the electrical connection jack 112. In some embodiments, the insertion portion 211 of the waterproof cover 210 has an avoiding groove 2114, and the avoiding groove 2114 is provided around the periphery of the electrical connection port 112. When the insertion portion 211 is inserted into the receiving groove 111, the electrical connection socket 112 is fitted into the avoiding groove 2114, and the avoiding groove 2114 provides an avoiding space for the electrical connection socket 112, so that the seal ring 220 of the insertion portion 211 smoothly enters the receiving groove 111 and abuts against the bottom wall 1111 and the side wall 1112 of the receiving groove 111.

As shown in fig. 5, 6 and 10, in some embodiments, the waterproof cover 210 has at least one connection hole 212, and the connection hole 212 is located outside a projection of the sealing ring 220 toward the waterproof cover 210. Correspondingly, the bottom case 114 also has at least one mounting hole 1141, the mounting holes 1141 are disposed in one-to-one correspondence with the mounting holes 212, and a screw passes through the mounting hole 1141 and is inserted into the mounting hole 212 to be in threaded connection with the mounting hole 1141, thereby fixing the waterproof cover 210 on the bottom case 114.

As shown in fig. 4 to 13, in some embodiments, the waterproof assembly 200 provided in this embodiment may also be disposed at E in fig. 4, and a through hole 213 is formed in the waterproof cover 210 to electrically connect the electrical connection jack 112 with the electrical control box, and positive pressure waterproof and lateral pressure waterproof in the related art may be adopted between the electrical connection jack 112 and the electrical control box.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims (10)

1. The utility model provides a waterproof assembly which characterized in that, includes waterproof cover and sealing washer, the sealing washer includes the sealing washer base ring and winds and establish the sealing portion of sealing washer base ring periphery side, the sealing washer base ring with waterproof cover is connected, the sealing portion is towards the curled form of sealing washer base ring.

2. The flashing assembly of claim 1, wherein the seal portion has a number of crimps greater than or equal to one.

3. The flashing assembly of claim 1, wherein the interior of the sealing portion is hollow.

4. The flashing assembly of claim 1, wherein the sealing ring base ring is integrally formed with the sealing portion.

5. The waterproof assembly according to any one of claims 1 to 4, wherein the waterproof cover has a plug portion thereon, the plug portion having a mounting groove thereon, the mounting groove being provided around a peripheral side of the plug portion, a notch of the mounting groove facing the peripheral side of the waterproof cover;

the sealing ring part is embedded in the mounting groove.

6. The waterproof assembly of claim 5, wherein said sealing ring base ring is fixedly connected to a bottom of said mounting groove, a portion of said sealing portion abuts against an inner sidewall of said mounting groove, and another portion of said sealing portion is located outside said mounting groove.

7. The flashing assembly of any of claims 1 to 4, wherein the flashing cover has at least one attachment hole therein, the attachment hole being located outside a projection of the sealing ring towards the flashing cover.

8. A display device, comprising a display device body and at least one waterproof assembly of any one of claims 1 to 7, wherein the display device body comprises a plurality of display modules;

the display module assembly is provided with a containing groove and an electric connection socket positioned in the containing groove, the waterproof cover of the waterproof assembly covers the containing groove, and the sealing part of the waterproof assembly is abutted to the bottom wall and the side wall of the containing groove.

9. The display device according to claim 8, wherein the display module comprises a display panel, a bottom case and a circuit board, the bottom case covers the display panel, the bottom case is connected with the display panel, and the bottom case and the display panel jointly form an accommodating cavity;

the circuit board is positioned in the accommodating cavity, the electric connection socket is positioned on the circuit board, and the accommodating groove is positioned on the bottom shell;

the waterproof cover is connected with the bottom shell.

10. The display device according to claim 8, wherein the insertion portion of the waterproof cover is inserted into the receiving groove, and the insertion portion has an avoiding groove formed thereon, the avoiding groove being provided around a peripheral side of the electrical connection socket.

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