CN220556539U - Display device - Google Patents

Abstract

The utility model provides a display device, which comprises a display main body and a base; the display main body comprises a shell and a display panel; the base comprises two supporting legs which are arranged at intervals left and right, and a cover plate connected between the two supporting legs; the support leg comprises a bottom plate and a support column protruding from the bottom plate and extending upwards; the upper end of support column detachable connects on the casing to can be when transporting, with base and the main part separation of showing. The opposite sides of two bottom plates are formed with convex fastener in opposite directions respectively, the bottom surface of apron is provided with the fastener, the fastener can be detachable block on the fastener, so that apron detachable laminating is spacing on the upper surface of bottom plate, can separate apron and two landing legs when transporting through the detachable block of fastener on the apron and the fastener on the bottom plate, thereby make apron and two landing legs form independent structure respectively, the base after the separation occupies less space in the packing box, in order to make things convenient for display device's transportation.

Description

Display device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a display device.

Background

A display device, for example a television. With the improvement of the living standard of people, a television becomes a necessary electrical appliance in daily families. The existing television is generally installed in a wall-mounted and base-mounted manner. The wall-mounted television is used for mounting the display device on a wall through the hanging frame.

The base-mounted display device generally includes a display main body and a base connected to the display main body. The base may be used to secure the display body so that the display body can be stably placed on a table or the ground. The base generally includes a single-leg base and a double-leg base.

In the related art, the width of the individual chassis in the horizontal direction is generally large so that the lower end of the chassis has a sufficient area to smoothly place the display device. But the structure of the independent base is generally heavy and complex, the shape is irregular, and the single-leg base occupies a large space in the packaging box, so that the guarantee and transportation of the display device are affected.

Disclosure of Invention

The utility model aims to provide a display device, the base of which can be disassembled into a plurality of parts, so that the occupied volume of the base is reduced, and the transportation of the display device is convenient.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, there is provided a display device including a display main body and a chassis; the display main body comprises a shell and a display panel; the display panel is arranged on the front side of the shell and is used for displaying image information; the base comprises two supporting legs which are arranged at intervals left and right, and a cover plate connected between the two supporting legs; the leg includes a base plate, and a support column protruding from the base plate and extending upward; the upper ends of the support columns are detachably connected to the shell; opposite sides of the two bottom plates are respectively provided with a clamping piece which protrudes in opposite directions; the bottom surface of apron is provided with the fastener, the fastener can detachable block be in on the fastener, so that apron detachable laminating is spacing the upper surface of bottom plate.

In some embodiments of the present application, the engaging members are limiting engaging protrusions protruding from opposite sides of the two bottom plates respectively; the clamping piece is a limiting clamping hook protruding out of the bottom surface of the cover plate; the limiting clamp hook comprises an extension section extending downwards from the bottom end of the cover plate and a clamp hook section extending backwards from the lower end of the extension section; the clamping hook section is attached to and lapped on the bottom surface of the limiting clamping protrusion.

In some embodiments of the present application, a protruding limiting portion is formed on the upper surface of the hook section, the limiting portion is located at the rear of the extension section, and the limiting portion is lapped at the rear end of the limiting clip protrusion.

In some embodiments of the present application, the rear side surface of the limiting portion is a downward and backward inclined surface, and the upper surface of the rear end of the hook section is a downward and backward inclined guiding inclined surface; the front end of the guide inclined plane extends to the lower end of the rear side face of the limiting part.

In some embodiments of the present application, two opposite sides of the bottom plate are respectively formed with positioning card protrusions in a protruding manner, and the positioning card protrusions are arranged at intervals in the front-back direction and the limiting card protrusions; the bottom surface of apron is formed with outstanding location trip, the location buckle forward overlap joint is in on the protruding bottom surface of location trip.

In some embodiments of the present application, the cover plate may be snapped onto the base plate from front to back; the front end and the left and right ends of the cover plate respectively protrude downwards to form a front edge and a left and right edge; the front edge is propped against the front end of the bottom plate, and the left edge and the right edge are respectively propped against the opposite sides of the two bottom plates.

In some embodiments of the present application, the support column lower end is disposed on an upper surface of the rear end of the base plate, and the support column extends upward and forward from the base plate such that a vertical projection of the support column upper end is located in a middle of the base plate.

In some embodiments of the present application, the cover plate includes a front portion located forward of the support column lower end, and a rear portion located rearward of the support column lower end; the front part is attached to the upper surface of the bottom plate; the width of the left and right sides of the rear part is smaller than that of the left and right sides of the front part; the rear portion is sandwiched between opposite sides of the two bottom plates.

In some embodiments of the present application, the opposite sides of both of the bottom plates are further provided with protruding support protrusions; the supporting protrusion is spaced from the upper surface of the bottom plate; the rear portion of the cover plate is supported on the support protrusion.

In some embodiments of the present application, the support post is integrally formed on the base plate or the support post is removably secured to the base plate.

According to the technical scheme, the utility model has at least the following advantages and positive effects:

in the utility model, the base comprises two supporting legs which are arranged at intervals left and right and a cover plate connected between the two supporting legs; the support leg comprises a bottom plate and a support column protruding from the bottom plate and extending upwards; the upper end of support column detachable connects on the casing to can be when transporting, with base and the main part separation of showing.

The opposite sides of two bottom plates are formed with convex fastener in opposite directions respectively, the bottom surface of apron is provided with the fastener, the fastener can be detachable block on the fastener, so that apron detachable laminating is spacing on the upper surface of bottom plate, can separate apron and two landing legs when transporting through the detachable block of fastener on the apron and the fastener on the bottom plate, thereby make apron and two landing legs form independent structure respectively, the base after the separation occupies less space in the packing box, in order to make things convenient for display device's transportation.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a display device according to the present utility model.

Fig. 2 is a schematic view of a base of a display device according to an embodiment of the present utility model.

Fig. 3 is a schematic view of the leg of the present utility model from one perspective.

Fig. 4 is an enlarged view at a in fig. 3.

Fig. 5 is an enlarged view at B in fig. 3.

Fig. 6 is a schematic view of another view of the leg of the present utility model.

Fig. 7 is a schematic view of the structure of the cover plate according to the present utility model at a viewing angle.

Fig. 8 is a schematic view of another view of the cover plate of the present utility model.

Fig. 9 is a schematic view of a base of an embodiment of the display device according to the present utility model.

Fig. 10 is an enlarged view at C in fig. 9.

Fig. 11 is an enlarged view at D in fig. 9.

Fig. 12 is a cross-sectional view of a base of the present utility model.

Fig. 13 is an enlarged view at E in fig. 12.

The reference numerals are explained as follows: 100. a display main body; 110. a housing; 120. a display panel; 200. a base; 210. a support leg; 211. a bottom plate; 212. a support column; 213. a connecting block; 214. a connection hole; 215. a clamping piece; 216. positioning clamp protrusions; 217. a supporting protrusion; 220. a cover plate; 2201. a front part; 2202. a rear portion; 221. a clip; 2211. an extension section; 2212. a hook section; 2213. a limit part; 2214. a guide slope; 222. positioning a clamping hook; 223. a front edge; 224. left and right edges.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the present application. One skilled in the relevant art will recognize, however, that the aspects of the application can be practiced without one or more of the specific details, or with other methods, components, devices, steps, etc. In other instances, well-known methods, devices, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the application.

The present application is further described in detail below with reference to the drawings and specific examples. It should be noted that the technical features of the embodiments of the present application described below may be combined with each other as long as they do not collide with each other. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the related art, the width of the individual chassis in the horizontal direction is generally large so that the lower end of the chassis has a sufficient area to smoothly place the display device. But the structure of the independent base is generally heavy and complex, the shape is irregular, and the single-leg base occupies a large space in the packaging box, so that the guarantee and transportation of the display device are affected. The application provides a display device to solve the above technical problems.

Fig. 1 is a schematic structural view of an embodiment of a display device according to the present utility model. Fig. 2 is a schematic view of a base of a display device according to an embodiment of the present utility model.

Referring to fig. 1 and 2, the present embodiment provides a display apparatus including a display main body 100 for displaying image information, and a base 200 for supporting the display main body 100. The bottom end of the base 200 is lower than the bottom end of the display main body 100 for supporting the display main body 100 on the ground or a table top. The base 200 can be fixed at different height positions with respect to the display main body 100 in the vertical direction to adjust the height of the display main body 100, thereby adapting to different height requirements of users.

The display main body 100 includes a housing 110, and a display panel 120 disposed at a front side of the housing 110. The housing 110 is provided with a light source and an optical film set. The light source, the optical film set, and the display panel 120 are sequentially disposed from the rear to the front. The light emitted from the light source is projected onto the display panel 120 after passing through the optical film set, and the image information is displayed on the display panel 120 by the effect of the display panel 120.

The housing 110 mainly includes a back plate and a back cover, and the light source, the optical film set, and the display panel 120 are disposed on a front side of the back plate. The base 200 is fixed to the back plate of the back plate or to the rear cover. The backboard is a main supporting piece of the display device and is arranged in the vertical direction; the peripheral edge of the backboard is provided with a frame protruding forwards; the frame is circumferentially arranged and extends around the edge of the back plate. The frame extends forward beyond the front side of the backboard, and the frame and the backboard enclose a mounting cavity with an opening at the front side for mounting the backlight source and the optical film set. The display panel 120 is fixed at the front end of the bezel.

The frame may be a middle frame that secures the peripheral edge of the back plate. The middle frame wraps the edge of the backboard, and the middle frame surrounds the peripheral edge of the backboard. In some embodiments, the bezel and the back plate are integrally formed, with the edge of the back plate extending forward to form the bezel, the bezel being peripherally disposed.

The light source is used for emitting light, the light source and the optical film group are arranged in parallel, the light source is positioned on the light inlet side behind the optical film group and used for emitting light towards the optical film group, and the optical film group is positioned in front of the backlight source so as to obtain uniform white light on the light outlet side in front of the optical film group after the light passes through the optical film group.

The backlight is an LED lamp panel, the LED lamp panel is attached to the bottom surface of the mounting cavity, and the LED lamp panel emits white light forward towards the optical film group. In some embodiments, the backlight and the optical film set have a spacing between the up and down directions to form a light mixing distance. In other embodiments, the backlight and the optical film set are attached in an up-down direction.

The optical film group is arranged in front of the backlight source and is spaced from the backlight source, so that the uniformity of the light source is improved and the brightness of the light source is enhanced. The optical film group comprises a diffusion plate and a plurality of films which are sequentially arranged. The plurality of films includes a light enhancement sheet and a plurality of prism sheets, or the plurality of films includes a plurality of prism sheets.

The display panel 120 is located in front of the optical film set, light in the optical film set is transmitted to the display panel 120 forward, liquid crystal molecules in the display panel 120 are stimulated by an electric field to deflect, the passing rate of the light emitted into the liquid crystal panel by the optical film set is reduced, and then the light is projected into optical filters with different colors to form images.

The rear cover is arranged on the rear side of the backboard, and a cavity is formed between the front side of the rear cover and the rear side of the backboard. The cavity is provided with a main board, a power panel and other driving components. The main board, the power panel and other driving components are located in the enclosing range of the rear cover so as to protect the components in the cavity through the rear cover.

The main board is mainly used for calculating a control system of the display device and correspondingly outputting related operation instructions. The main board is provided with a large number of electronic components, and an operation instruction output by the main board is mainly transmitted to a corresponding operation end.

The power panel is arranged or integrated on the main board independently and fixed on the back of the back board, and is mainly used for providing driving voltage or stable working voltage for the main board and keeping stable output current of circuits on the main board when working.

Other driving components include speakers, power strips, etc. The speaker is disposed on the back of the back plate, and is mainly used for emitting corresponding sound in cooperation with the interface displayed by the display panel 120. The power strip is provided with a plurality of interfaces of different types for connecting with external equipment. To receive signals from or output signals to external devices. In some embodiments, the strip is integrated on the motherboard. The other driving components can be a remote control module or a voice module and other structures.

Fig. 3 is a schematic view of the leg of the present utility model from one perspective. Fig. 4 is an enlarged view at a in fig. 3. Fig. 5 is an enlarged view at B in fig. 3. Fig. 6 is a schematic view of another view of the leg of the present utility model.

Referring to fig. 2 to 6, the base 200 includes two legs 210 disposed at a left-right interval, and a cover 220 connected between the two legs 210. The upper ends of the two legs 210 are detachably fixed to the housing 110, respectively, and the cover 220 is detachably coupled between the two legs 210. Thus allowing the base 200 to be split into three separate structures of two legs 210 and a cover 220, thereby reducing the footprint of the base 200 when transported.

The leg 210 includes a bottom plate 211, and a support column 212 protruding from the bottom plate 211 and extending upward; the bottom plate 211 is adapted to cooperate with the cover plate 220. The upper end of the support post 212 is detachably coupled to the housing 110. The upper end of the support column 212 is fixed on the bottom surface of the rear cover or the upper end of the support column 212 is fixed on the back surface of the back plate through an adapter.

In this embodiment, the upper end of the support column 212 is provided with a connection block 213, and the connection block 213 circumferentially extends beyond the upper end of the support column 212. The connection block 213 starts to have a connection hole 214 on the bottom surface thereof, and a fastener passes through the connection hole 214, thereby fixing the connection block 213 to the housing 110. The connection block 213 circumferentially extends beyond the upper end of the support column 212 so that the connection hole 214 can be exposed, thereby enabling fastening or detaching of a fastener on the connection block 213 to facilitate the mounting and dismounting of the support column 212 on the housing 110. The fastener is a bolt or a screw and other structures.

The support column 212 lower extreme sets up in the upper surface of the rear end of bottom plate 211, and support column 212 upwards and forward extends from bottom plate 211 to make the vertical projection of support column 212 upper end be located the middle part of bottom plate 211, when the upper end of support column 212 supports display device, guarantee that display device's focus is located the middle part of the fore-and-aft direction of base 200, keep steady and the reliability to display device support.

In this embodiment, the support column 212 is integrally formed on the base plate 211, and the support column 212 and the base plate 211 are integrally injection molded. In some embodiments, the support columns 212 are removably secured to the base plate 211, and the support columns 212 and the base plate 211 are manufactured separately.

The opposite sides of the two bottom plates 211 are respectively formed with a clamping piece 215 protruding towards each other, and the clamping piece 215 is used for being matched with the cover plate 220 so as to limit the cover plate 220 on the bottom plates 211.

In this embodiment, the engaging members 215 are limiting engaging protrusions protruding from opposite sides of the two bottom plates 211, and the front side of the lower limiting engaging protrusion is a downward and forward inclined surface. One or more limit clips are arranged on each bottom plate 211.

In this embodiment, one limiting clip is disposed on each base 200, and the limiting clip is disposed near the rear end of the bottom plate 211. In some embodiments, the plurality of stop-clip protrusions are disposed at intervals in front of and behind the plurality of stop-clip protrusions.

The opposite sides of the two bottom plates 211 are respectively provided with a positioning clamp protrusion 216 in a protruding mode, and the positioning clamp protrusions 216 are arranged at intervals in the front-back direction and the limiting clamp protrusions. In this embodiment, the limiting clamp protrusion is disposed near the rear end of the bottom plate 211, and the positioning clamp protrusion 216 is located in front of the limiting clamp protrusion. In some embodiments, the stop tab is disposed proximate the front end of the base plate 211, and the detent tab 216 is located rearward of the stop tab.

In this embodiment, the opposite sides of the two bottom plates 211 are also provided with protruding support protrusions 217; the support protrusion 217 is spaced from the upper surface of the base plate 211, and the support protrusion 217 is located behind the limit catch protrusion.

Fig. 7 is a schematic view of the structure of the cover plate according to the present utility model at a viewing angle. Fig. 8 is a schematic view of another view of the cover plate of the present utility model. Fig. 9 is a schematic view of a base of an embodiment of the display device according to the present utility model. Fig. 10 is an enlarged view at C in fig. 9. Fig. 11 is an enlarged view at D in fig. 9. Fig. 12 is a cross-sectional view of a base of the present utility model. Fig. 13 is an enlarged view at E in fig. 12.

Referring to fig. 2 to 13, a fastening piece 221 is disposed on a bottom surface of the cover 220, and the fastening piece 221 can be detachably fastened on the fastening piece 215, so that the cover 220 is detachably attached to and limited on an upper surface of the bottom plate 211. The cover plate 220 is detachable on the two supporting legs 210, and the supporting legs 210 are detachable on the display main body 100, so that the base 200 can be split into three independent structures, and the base 200 can occupy a lower space in a packaging box, so that the packaging and the transportation of the display device are convenient.

In the present embodiment, the fastening member 221 is a limiting hook protruding from the bottom surface of the cover 220; the limit hook comprises an extension segment 2211 extending downwards from the bottom end of the cover plate 220, and a hook segment 2212 extending backwards from the lower end of the extension segment 2211; the clamping hook segment 2212 is adhered to and lapped on the bottom surface of the limiting clamping projection. The bottom surface of the cover plate 220 is attached to the upper surface of the bottom plate 211, and the hook segment 2212 is overlapped on the bottom surface of the limiting clamp, so that the cover plate 220 moves up and down.

The upper surface of the hook segment 2212 is formed with a protruding limit portion 2213, the limit portion 2213 is located at the rear of the extension segment 2211, the limit portion 2213 is lapped at the rear end of the limit hook protrusion, and the forward movement of the limit hook is limited, so that the forward movement of the cover plate 220 is limited.

In this embodiment, the rear side of the limiting portion 2213 is a downward and backward inclined surface, and the upper surface of the rear end of the hook segment 2212 is a downward and backward inclined guiding inclined surface 2214; the front end of the guiding inclined plane 2214 extends to the lower end of the rear side surface of the limiting part 2213, so that guiding between the limiting clamping hook and the limiting clamping convex during clamping is facilitated.

In the embodiment, the cover 220 moves forward and backward to drive the limiting hook on the cover 220 to move forward and backward and to be clamped on the limiting hook protrusion. In some embodiments, the fastener 221 is detachably engaged on the base 200 from top to bottom.

The bottom surface of the cover plate 220 is formed with a protruding positioning hook 222, and the positioning hook 222 is lapped forward on the bottom surface of the positioning hook protrusion 216 to limit the upward movement of the cover plate 220. Spacing card protruding and the spacing interval setting around the protruding 216 of location card, spacing trip and the interval setting around the location trip 222 to all spacing to the fore-and-aft direction of apron 220, thereby make apron 220 spacing on bottom plate 211 more reliable. The positioning hook 222 extends downwards and then forwards so as to be lapped on the bottom surface of the positioning hook 222.

In this embodiment, the cover 220 can be engaged with the bottom plate 211 from front to back; the front and left and right ends of the cover plate 220 are respectively formed with front and left and right edges 223 and 224 to protrude downward; the front edge 223 abuts against the front end of the bottom plate 211, limiting rearward movement of the cover plate 220. The left and right edges 224 respectively abut against opposite sides of the two bottom plates 211, and restrict the movement of the cover plate 220 in the left and right directions.

The cover plate 220 includes a front portion 2201 forward of the lower end of the support column 212, and a rear portion 2202 rearward of the lower end of the support column 212; the front portion 2201 is attached to the upper surface of the bottom plate 211; the width of the rear portion 2202 on the left and right sides is smaller than the width of the front portion 2201 on the left and right sides; the rear portion 2202 is sandwiched between opposite sides of the two bottom plates 211. Rear 2202 is provided for avoiding support post 212.

The opposite sides of the two bottom plates 211 are provided with protruding support protrusions 217; the supporting protrusion 217 and the upper surface of the bottom plate 211 have a space; the rear portion 2202 of the cover plate 220 is supported on the support protrusions 217.

Based on the above description, when the display device is transported, the base 200 and the display main body 100 are separated, and the base 200 is separated into two legs 210 and one cover 220, and the two legs 210 and the cover 220 are respectively placed in the packing case. When the two support legs 210 are installed at the user position, the two support legs 210 are arranged at intervals in the left-right direction, the cover plate 220 is placed on the upper surface of the bottom plate 211, and the cover plate 220 moves relative to the support legs 210 from front to back, so that the limiting hooks are clamped on the limiting clamping protrusions, the positioning hooks 222 are clamped on the positioning clamping protrusions 216, and the cover plate 220 is limited on the two support legs 210. The upper ends of the support posts 212 on the two legs 210 are then secured to the housing 110.

When the base 200 needs to be disassembled, the limit hooks are shifted downwards, and the cover plate 220 moves backwards relative to the supporting legs 210, so that the cover plate 220 and the supporting legs 210 are separated.

In the present utility model, the base 200 includes two legs 210 disposed at a left-right interval, and a cover 220 connected between the two legs 210; the leg 210 includes a bottom plate 211, and a support column 212 protruding from the bottom plate 211 and extending upward; the upper ends of the support columns 212 are detachably coupled to the case 110 to be able to separate the base 200 and the display main body 100 when transported.

The opposite sides of the two bottom plates 211 are respectively provided with the opposite convex clamping pieces 215, the bottom surface of the cover plate 220 is provided with the clamping pieces 221, the clamping pieces 221 can be detachably clamped on the clamping pieces 215, so that the cover plate 220 is detachably attached to and limited on the upper surface of the bottom plate 211, and the cover plate 220 and the two supporting legs 210 can be separated when in transportation by the detachable clamping of the clamping pieces 215 on the cover plate 220 and the clamping pieces 221 on the bottom plate 211, so that the cover plate 220 and the two supporting legs 210 respectively form independent structures, and the separated base 200 occupies smaller space in a packaging box to facilitate transportation of the display device.

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

In this application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be. In the description of the present specification, reference to the terms "some embodiments," "exemplary," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present application have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives and variations may be made to the embodiments by one of ordinary skill in the art within the scope of the application, and therefore all changes and modifications that fall within the spirit and scope of the utility model as defined by the claims and the specification of the application are intended to be covered thereby.

Claims (10)

1. A display device, comprising:

a display main body including a housing and a display panel; the display panel is arranged on the front side of the shell and is used for displaying image information;

the base comprises two supporting legs which are arranged at intervals left and right and a cover plate connected between the two supporting legs; the leg includes a base plate, and a support column protruding from the base plate and extending upward; the upper ends of the support columns are detachably connected to the shell; opposite sides of the two bottom plates are respectively provided with a clamping piece which protrudes in opposite directions;

the bottom surface of the cover plate is provided with a clamping piece, and the clamping piece can be detachably clamped on the clamping piece, so that the cover plate is detachably attached to and limited on the upper surface of the bottom plate.

2. The display device according to claim 1, wherein the engaging members are stopper protrusions protruding from opposite sides of the two base plates, respectively; the clamping piece is a limiting clamping hook protruding out of the bottom surface of the cover plate; the limiting clamp hook comprises an extension section extending downwards from the bottom end of the cover plate and a clamp hook section extending backwards from the lower end of the extension section; the clamping hook section is attached to and lapped on the bottom surface of the limiting clamping protrusion.

3. The display device according to claim 2, wherein a protruding limiting portion is formed on the upper surface of the hook section, the limiting portion is located at the rear of the extension section, and the limiting portion is overlapped at the rear end of the limiting clip protrusion.

4. The display device according to claim 3, wherein the rear side surface of the limiting portion is a downward and backward inclined surface, and the upper surface of the rear end of the hook section is a downward and backward inclined guiding inclined surface; the front end of the guide inclined plane extends to the lower end of the rear side face of the limiting part.

5. The display device according to claim 2, wherein two opposite sides of the bottom plate are respectively protruded to form positioning card protrusions, and the positioning card protrusions are arranged at intervals in the front-rear direction and the limiting card protrusions; the bottom surface of apron is formed with outstanding location trip, the location trip forward overlap joint is in on the protruding bottom surface of location trip.

6. The display device according to claim 1, wherein the cover plate is capable of being engaged with the base plate from front to back; the front end and the left and right ends of the cover plate respectively protrude downwards to form a front edge and a left and right edge; the front edge is propped against the front end of the bottom plate, and the left edge and the right edge are respectively propped against the opposite sides of the two bottom plates.

7. The display device of claim 1, wherein the support column lower end is disposed on an upper surface of the rear end of the base plate, and the support column extends upward and forward from the base plate such that a vertical projection of the support column upper end is located in a middle portion of the base plate.

8. The display device of claim 7, wherein the cover plate includes a front portion forward of a lower end of the support column and a rear portion rearward of the lower end of the support column; the front part is attached to the upper surface of the bottom plate; the width of the left and right sides of the rear part is smaller than that of the left and right sides of the front part; the rear portion is sandwiched between opposite sides of the two bottom plates.

9. The display device according to claim 8, wherein opposite sides of both the bottom plates are further provided with protruding support protrusions; the supporting protrusion is spaced from the upper surface of the bottom plate; the rear portion of the cover plate is supported on the support protrusion.

10. The display device of claim 1, wherein the support posts are integrally formed on the base plate or the support posts are removably secured to the base plate.