CN115993734A - A double-sided display device - Google Patents

Abstract

The invention discloses a double-sided display device, which relates to the technical field of integrated machines and comprises a double-sided screen, a fixed block and a base, wherein an installation groove is formed in the top surface of the fixed block, the double-sided screen is detachably installed on the installation groove, a fixed hole is formed in the bottom surface of the fixed block, the base is detachably connected with the fixed hole, a first accommodating cavity is formed in one side surface of the fixed block, a first PCB (printed Circuit Board) is arranged in the first accommodating cavity, and the first PCB is electrically connected with the double-sided screen; the opposite side of fixed block has seted up the second and has held the chamber, and the second holds the intracavity and is provided with the second PCB board, and the second PCB board is connected with two-sided screen electricity. In the invention, through reasonable utilization of each surface of the fixed block, the mounting groove, the fixing hole, the first accommodating cavity and the second accommodating cavity are skillfully arranged, so that as many structures as possible can be arranged in a relatively small space.

Description

A double-sided display device

technical field

The invention belongs to the technical field of all-in-one machines, and in particular relates to a double-sided display device.

Background technique

A display is an electronic device used to display images and colors. It is widely used in various fields, such as advertising, entertainment, or office. The size of the display is also various. Currently, the mainstream size is 17 ", 19", 21", 22", 24" and 27", etc. Common displays can only be displayed on a single screen, that is, there is only one LCD screen on it, and as the display becomes more and more widely used, its application scenarios become more and more complex. Sometimes people want the front and back of the display to be Both can be displayed to achieve double-sided display. In this regard, users use two more monitors to achieve double-sided display, and with the increase in demand, there are now two monitors that are installed together on the same bracket to achieve double-sided display. However, this The manufacturing cost of the display device of this structure is higher, and volume is big, needs larger placement space, and weight is also big, has increased transportation cost, and market competitiveness is weak.

Based on the above problems, the prior art discloses a stand-alone double-sided screen display structure (patent application number 202120862000.8), which includes a first LCD screen, a second LCD screen, a light bar, a backplane, a light guide plate, and a first dimming structure , the second dimming structure, the main board structure and the bracket, the first liquid crystal screen and the second liquid crystal screen are installed on the bracket, and are connected with the main board structure, the light bar, the back plate, the light guide plate, the first dimming structure, Both the second dimming structure and the main board structure are set in the bracket, the light bar is located under the back panel, the light guide plate is connected to one side of the back panel, the first dimming structure is connected to the other side of the back panel, and the second The dimming structure is connected to the light guide plate, the back of the first liquid crystal screen faces the first dimming structure, and the back of the second liquid crystal screen faces the second dimming structure. Compared with the two-display setup on the market, this technology can greatly reduce the required design volume and placement space, and at the same time, it can also reduce the overall mass, reduce transportation costs, and have strong market competitiveness.

However, the above-mentioned technology cannot achieve convenient disassembly of the structure while achieving a compact structure, and the volume of the product can be further reduced to make the structure more compact.

Contents of the invention

In order to solve the above problems, the primary purpose of the present invention is to provide a double-sided display device, which has a compact structure and is easy to install and disassemble.

To achieve the above object, the technical scheme of the present invention is as follows:

A double-sided display device, characterized in that it includes a double-sided screen, a fixed block and a base, the top surface of the fixed block is provided with a mounting groove, the double-sided screen is detachably mounted on the mounting groove, and the fixed The bottom surface of the block is provided with a fixing hole, the base is detachably connected to the fixing hole, a side of the fixing block is provided with a first accommodating cavity, and a first PCB board is arranged in the first accommodating cavity, and the first PCB The board is electrically connected to the double-sided screen; the other side of the fixed block is provided with a second accommodating cavity, and a second PCB board is arranged in the second accommodating cavity, and the second PCB board is electrically connected to the double-sided screen.

In the present invention, by rationally utilizing each surface of the fixing block, cleverly setting up the installation groove, the fixing hole, the first accommodation cavity and the second accommodation cavity, it is possible to set as many structures as possible in a relatively small space, Compared with the prior art, the further compact structure is achieved, and the overall structure is easy to install and disassemble, and is convenient for production, processing and maintenance.

Further, the installation groove is opened in the middle of the top surface of the fixing block, and the first accommodation cavity and the second accommodation cavity are symmetrically distributed on both sides of the installation groove. The arrangement of the installation groove, the first accommodation chamber and the second accommodation chamber can make the center of gravity of the whole structure more stable, and the finished product has good stability after installation.

Furthermore, after the installation groove is opened on the fixing block, the fixing block is U-shaped as a whole. Such a structure can be very cleverly provided with other structures, such as setting a fixing hole on the bottom surface of the U-shape, and setting a first accommodating cavity and a second accommodating cavity on both sides of the U-shape respectively. On the basis of the compact arrangement of the above-mentioned structures, each structure does not interfere with each other, and cooperates ingeniously to realize their respective functions.

Further, the fixing block further includes a first cover plate and a second cover plate, the first cover plate covers the first accommodation chamber, and the second cover plate covers the second accommodation chamber.

Further, the fixed block is provided with a plurality of heat dissipation holes, and the heat dissipation holes communicate with the first accommodation chamber and the second accommodation chamber respectively. The setting of the heat dissipation holes can better improve the heat dissipation effect of the PCB board, and due to the existence of the base, the fixing block has a certain height, so there is no need to worry about waterproofing.

Further, a first communication hole is provided in the first storage cavity, a second communication hole is provided in the second storage cavity, and both the first communication hole and the second communication hole are connected to the installation groove. The arrangement of the first communication hole and the second communication hole can facilitate wiring on the PCB board.

Further, the base includes a workbench and a column, one end of the column is detachably connected to the fixing hole, and the other end of the column is connected to the workbench. The workbench is mainly used as a support, and the columns are used to raise the height of the double-sided screen. Choosing columns of different lengths can easily adjust the different display heights of the double-sided screen. Preferably, one end of the column is detachably connected to the fixing hole through threads.

Further, the base further includes a fixing ring, and the fixing ring is provided with internal threads, and the other end of the column passes through the workbench and is threadedly connected with the fixing ring. The design of the fixing ring is convenient to fix the column on the workbench, and it is also easy to disassemble.

Further, the inner thread of the fixing ring penetrates through the fixing ring. The internal thread runs through the fixing ring, so that the fixing ring can be screwed into the column, and the height of the column can be adjusted to a certain extent through the depth of the fixing ring screwed into the column, and then the display height of the double-sided screen can be adjusted.

Further, the upright is provided with a wiring hole penetrating through the upright, and the two ends of the wiring hole communicate with the fixing hole and the fixing ring respectively. The wiring hole is set in the column, which can facilitate the wiring and prevent the wire from being exposed.

Further, the double-sided screen includes a first display screen, a second display screen, a middle frame, a light guide plate and a light bar, the first display screen and the second display screen are installed in the middle frame, and the first display screen The screen and the second display screen are surrounded by the middle frame to form a light guide space, and the light guide plate and the light bar are installed in the light guide space. Through the cooperation of the light guide plate and the light bar, only one light bar is needed to realize the normal display of the first display screen and the second display screen, which has the advantage of energy saving. That is to say, through the new structure, the present invention only needs one set of backlights to realize the display of two screens. Compared with the existing technology, the energy consumption is lower, the material is less, and it has the effect of low carbon and energy saving.

Further, the double-sided screen also includes a decorative cover, the decorative cover is U-shaped, and the first display screen, the second display screen and the middle frame are clamped in the U-shaped groove of the decorative cover, The decorative cover is clamped in the installation groove. Setting the U-shaped decorative cover can strengthen the fixing stability between the first display screen, the second display screen and the middle frame on the one hand, and on the other hand, it can be easily matched with the installation groove to realize the convenient disassembly and assembly of the double-sided screen . The decorative surface cover is made of metal material, preferably aluminum material, which has a good heat dissipation effect and can effectively dissipate heat to the light bar.

The advantage of the present invention is that compared with the prior art, in the present invention, through the rational use of each surface of the fixed block, the installation groove, the fixed hole, the first accommodation chamber and the second accommodation chamber are cleverly arranged, so that a relative In a small space, as many structures as possible are arranged, which achieves a further compact structure compared with the prior art, and the overall structure is easy to install and disassemble, and is convenient for production, processing and maintenance.

Description of drawings

FIG. 1 is a schematic structural diagram of a double-sided display device of the present invention at a first angle.

FIG. 2 is a schematic structural diagram of a second angle of the double-sided display device of the present invention.

Fig. 3 is an exploded view of the double-sided display device of the present invention.

FIG. 4 is a structural schematic diagram of a first viewing angle after the PCB board, the first cover plate and the second cover plate are hidden by the fixing block of the double-sided display device of the present invention.

FIG. 5 is a structural schematic diagram of a second viewing angle after the PCB, the first cover and the second cover are hidden by the fixing block of the double-sided display device of the present invention.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

To achieve the above object, the technical scheme of the present invention is as follows:

Referring to Figures 1-5, the present invention provides a double-sided display device, including a double-sided screen 1, a fixed block 2 and a base 3, the top surface of the fixed block 2 is provided with a mounting groove 4, and the double-sided screen 1 is detachable Installed on the installation groove 4, the bottom surface of the fixed block 2 is provided with a fixed hole 5, the base 3 is detachably connected to the fixed hole 5, and one side of the fixed block 2 is provided with a first accommodating cavity 21, and the first accommodating cavity 21 is provided with There is a first PCB board 6, and the first PCB board 6 is electrically connected to the double-sided screen 1; the other side of the fixed block 2 is provided with a second accommodating cavity 22, and the second accommodating cavity 22 is provided with a second PCB board 7. The second PCB board 7 is electrically connected to the double-sided screen 1 .

In the present invention, through rational use of each surface of the fixed block 2, the installation groove 4, the fixed hole 5, the first accommodation cavity 21 and the second accommodation cavity 22 are skillfully arranged, and as much as possible can be set in a relatively small space. Compared with the prior art, the multi-possible structure achieves a further compact structure, and the overall structure is easy to install and disassemble, and is convenient for production, processing and maintenance.

In this embodiment, the installation groove 4 is opened in the middle of the top surface of the fixing block 2 , and the first accommodation cavity 21 and the second accommodation cavity 22 are symmetrically distributed on both sides of the installation groove 4 . The arrangement of the above-mentioned installation groove 4 , the first accommodation chamber 21 and the second accommodation chamber 22 can make the overall center of gravity of the structure more stable, and the finished product has good stability after installation.

In this embodiment, after the installation groove 4 is opened on the fixing block 2, the fixing block 2 has a U shape as a whole. Such a structure can be cleverly provided with other structures, such as setting a fixing hole 5 on the bottom of the U-shape, and setting a first accommodating cavity 21 and a second accommodating cavity 22 on both sides of the U-shape respectively. On the basis of the compact arrangement of the above-mentioned structures, each structure does not interfere with each other, and cooperates ingeniously to realize their respective functions.

In this embodiment, the fixed block 2 further includes a first cover plate 23 and a second cover plate 24, the first cover plate 23 covers the first accommodation cavity 21, and the second cover plate 24 covers the second accommodation cavity 22 on.

In this embodiment, the fixing block 2 is provided with a plurality of cooling holes 25 , and the cooling holes 25 communicate with the first receiving cavity 21 and the second receiving cavity 22 respectively. The arrangement of the heat dissipation holes 25 can better improve the heat dissipation effect of the PCB board, and due to the existence of the base 3, the fixing block 2 has a certain height, so there is no need to worry about waterproofing.

In this embodiment, a first communication hole 211 is provided in the first accommodation chamber 21, a second communication hole 221 is provided in the second accommodation chamber 22, and both the first communication hole 211 and the second communication hole 221 are connected to the installation groove. 4. The arrangement of the first communication hole 221 and the second communication hole 221 can facilitate wiring on the PCB board.

In this embodiment, the base 3 includes a worktable 31 and a column 32 , one end of the column 32 is detachably connected to the fixing hole 5 , and the other end of the column 32 is connected to the worktable 31 . The workbench 31 is mainly used as a support, and the column 32 is used to raise the height of the double-sided screen 1 . Choosing columns of different lengths can facilitate the adjustment of different display heights of the double-sided screen 1 . Preferably, one end of the column 32 is detachably connected to the fixing hole 5 through threads.

In this embodiment, the base 3 further includes a fixing ring 33 provided with an internal thread, and the other end of the column 32 is screwed to the fixing ring 33 after passing through the workbench 31 . The design of the fixing ring 33 is convenient for fixing the column 32 on the workbench, and is also convenient for disassembly.

In this embodiment, the inner thread of the fixing ring 33 passes through the fixing ring 33 . The internal thread penetrates the fixing ring 33, so that the fixing ring 33 can be screwed into the column 32, and the height of the column 32 can be adjusted to a certain extent through the depth of the fixing ring 33 screwed into the column 32, thereby adjusting the display of the double-sided screen 1 high.

In this embodiment, the upright post 32 is provided with a wiring hole 321 penetrating through the upright post 32 , and two ends of the wiring hole 321 communicate with the fixing hole 5 and the fixing ring 33 respectively. A wire routing hole 321 is provided in the column 32 to facilitate wire routing while preventing wire rods from being exposed.

In this embodiment, the double-sided screen 1 includes a first display screen 11, a second display screen 12, a middle frame 13, a light guide plate 14 and a light bar 15, and the first display screen 11 and the second display screen 12 are installed in the middle Inside the frame 13, and the first display screen 11 and the second display screen 12 are surrounded by the middle frame 13 to form a light guide space, and the light guide plate 14 and the light bar 15 are installed in the light guide space.

In this embodiment, the double-sided screen 1 further includes a decorative surface cover 16, the decorative surface cover 16 is U-shaped, and the first display screen 11, the second display screen 12 and the middle frame 13 are all clamped on the U of the decorative surface cover 16. In the shaped groove, the decorative surface cover 16 is clamped in the installation groove 4. Setting the U-shaped decorative surface cover 16 can strengthen the fixing stability between the first display screen 11, the second display screen 12, and the middle frame 13 on the one hand, and on the other hand, it can be easily matched with the installation groove 4 to realize double-sided display. Easy disassembly and assembly of the screen 1.

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

Claims (10)

1. The double-sided display device is characterized by comprising a double-sided screen, a fixed block and a base, wherein the top surface of the fixed block is provided with a mounting groove, the double-sided screen is detachably mounted on the mounting groove, the bottom surface of the fixed block is provided with a fixed hole, the base is detachably connected with the fixed hole, one side surface of the fixed block is provided with a first accommodating cavity, a first PCB (printed circuit board) is arranged in the first accommodating cavity, and the first PCB is electrically connected with the double-sided screen; the opposite side of fixed block has seted up the second and has held the chamber, and the second holds the intracavity and is provided with the second PCB board, the second PCB board is connected with the double-sided screen electricity.

2. The dual sided display device of claim 1, wherein: the mounting groove is formed in the middle of the top surface of the fixed block, and the first accommodating cavity and the second accommodating cavity are symmetrically distributed on two sides of the mounting groove.

3. The dual sided display device of claim 1, wherein: the mounting groove is formed in the fixing block, and the fixing block is integrally U-shaped.

4. The dual sided display device of claim 1, wherein: the fixed block is provided with a plurality of radiating holes, and the radiating holes are respectively communicated with the first accommodating cavity and the second accommodating cavity.

5. The dual sided display device of claim 1, wherein: the first chamber that holds is provided with first communication hole, the second holds the intracavity and is provided with the second intercommunicating pore, first communication hole and second intercommunicating pore all link up to the mounting groove.

6. The dual sided display device of claim 1, wherein: the base comprises a workbench and an upright post, one end of the upright post is detachably connected with the fixing hole, and the other end of the upright post is connected with the workbench.

7. The dual sided display device of claim 6, wherein: the base also comprises a fixing ring, wherein the fixing ring is provided with internal threads, and the other end of the upright post passes through the workbench and is in threaded connection with the fixing ring.

8. The dual sided display device of claim 7, wherein: the internal thread of the fixing ring penetrates through the fixing ring.

9. The dual sided display device of claim 8, wherein: the stand is internally provided with a wiring hole penetrating through the stand, and two ends of the wiring hole are respectively communicated with the fixing hole and the fixing ring.

10. The dual sided display device of claim 1, wherein: the double-sided screen comprises a first display screen, a second display screen, a middle frame, a light guide plate and a light bar, wherein the first display screen and the second display screen are all installed in the middle frame, the first display screen and the second display screen are enclosed with the middle frame to form a light guide space, and the light guide plate and the light bar are all installed in the light guide space.

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