Sliding rail folding screen device

Abstract

The invention provides a sliding rail folding screen device, and belongs to the technical field of folding screens. The sliding rail folding screen device comprises a base, a vertical beam, a lifting mechanism, a lifting frame, a first connecting frame, a connecting column, a first supporting frame, a first display screen, a guide seat, a guide rod, a sliding seat, a moving rail, a second supporting frame, a second display screen, a rotary connecting piece, a third supporting frame and a third display screen. The second display screen is located between the first display screen and the first supporting frame, the characteristic that the first display screen and the second display screen are thin is utilized, the space in the vertical direction is fully utilized, compared with the mode that the first display screen and the second display screen are rotated and folded, the occupied height of the product is smaller, and therefore the space of the product is reduced; meanwhile, the first display screen and the second display screen can have enough length, so that the product can have a larger display area when the product is unfolded, and the use experience of the product is further improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of folding screens, and in particular relates to a slide rail folding screen device. Background Art

[0002] In the related art, during outdoor demonstrations or field training, data information needs to be displayed on a display screen; in order to facilitate the transportation of the display screen, the display screen needs to be folded to reduce the space occupied by the display screen.

[0003] The prior art (authorization announcement number: CN108799776B) discloses a lifting folding display screen device, wherein a lifting mechanism and a folding mechanism are arranged on a substrate, the lifting mechanism is fixedly connected to a display screen support frame and drives it to do lifting and lowering movement; the display screen support frame is connected to the folding mechanism and a plurality of display screens are fixedly arranged on the display screen support frame, and the display screen support frame is expanded or folded by the folding mechanism. The display screen is stretched and supported with the display screen support frame when in use, and is folded and folded to prevent it from being damaged when it needs to be stored or transported, and the process of stretching and supporting and folding and folding is convenient and quick.

[0004] In the prior art, when folding the display screen, the display screen needs to be rotated and folded so that the two folded display screens are perpendicular to each other. Therefore, the thickness of the product must be greater than the length of a single display screen, thereby increasing the space occupied by the product. Summary of the invention

[0005] In order to solve the problem in the prior art that when folding the display screen, the display screen needs to be rotated and folded so that the two folded display screens are perpendicular to each other, and therefore the thickness of the product must be greater than the length of a single display screen, thereby increasing the space occupied by the product, the present invention provides a slide rail folding screen device, which makes the second display screen located between the first display screen and the first support frame to achieve the thin thickness of the first display screen and the second display screen, and fully utilize the vertical space. Compared with rotating and folding the first display screen and the second display screen, the height occupied by the product is smaller, thereby reducing the effect of product space. The specific technical solution is as follows:

[0006] A slide rail folding screen device, the slide rail folding screen device comprises: a base, a vertical beam, a lifting mechanism, a lifting frame, a first connecting frame, a connecting column, a first supporting frame, a first display screen, a guide seat, a guide rod, a slide seat, a movable rail, a second supporting frame, a second display screen, a rotating connecting piece, a third supporting frame and a third display screen; the vertical beam is fixed on the base, and the vertical beam is perpendicular to the base; the lifting mechanism is installed on the side wall of the vertical beam; the lifting frame is connected to the lifting mechanism; two first connecting frames are fixed on the lifting frame, and there is a distance between the two first connecting frames; one end of the connecting column is located between the two first connecting frames, and the connecting column is rotatably connected to the two first connecting frames at the same time; the first supporting frame is placed on the top of the vertical beam, and the first supporting frame is connected to the second display screen. The support frame is fixedly connected to the connecting column; the first display screen is located above the first support frame; the two guide seats are fixed on both sides of the first support frame; the two guide rods pass through the two guide seats respectively, and the two guide rods are connected to the first display screen at the same time; a first slide groove is arranged in the slide seat, and the two slide seats are respectively fixed on both sides of the first support frame; the two movable rails are respectively embedded in the two first slide grooves; the second support frame is L-shaped, and the two second support frames are respectively connected to the two movable rails; the second display screen is fixed on the two second support frames at the same time; one end of the two rotating connectors is connected to the end of the first support frame; the third support frame is simultaneously connected to the other ends of the two rotating connectors; the third display screen is fixed on the third support frame.

[0007] In addition, the slide rail folding screen device in the above technical solution provided by the present invention may also have the following additional technical features:

[0008] In the above technical solution, the sliding rail folding screen device also includes: a second connecting frame, a connecting rod and a third connecting frame; the second connecting frame is fixed on the base; one end of the two connecting rods are rotatably connected to the two sides of the second connecting frame respectively; the third connecting frame is fixed to the bottom of the first support frame, the third connecting frame is perpendicular to the first support frame, and the third connecting frame is rotatably connected to the other ends of the two connecting rods at the same time.

[0009] In the above technical solution, the lifting mechanism includes: a mounting plate, a lead screw and a lifting seat; the two mounting plates are fixed on the vertical beam, and there is a spacing between the two mounting plates; a first external thread is provided on the outer wall of the lead screw, and the two ends of the lead screw are rotatably connected to the two mounting plates respectively; a first threaded hole is provided in the lifting seat, and a first internal thread is provided in the first threaded hole, the lifting seat is fixed on the lifting frame, the lifting seat is located between the two first connecting frames, and the lead screw passes through the first threaded hole of the lifting seat; wherein the first external thread is adapted to the first internal thread.

[0010] In the above technical solution, the lifting mechanism also includes: a motor, a slider and a slide rail; the motor is provided with an output shaft, the motor is fixed on the vertical beam, and the output shaft of the motor is connected to the lead screw; a second slide groove is provided in the slider, and the two sliders are fixed on the lifting frame; the two slide rails are fixed on the vertical beam, and the two slide rails pass through the second slide grooves of the two sliders respectively.

[0011] In the above technical scheme, the rotating connecting member includes: a first mounting member, a first rotating seat, a second mounting member, a second rotating seat, a connecting shaft and a limiting nut; the first mounting member is L-shaped, the end of the first support frame is embedded in the first mounting member, and the first mounting frame is connected to the first support frame; a first connecting groove is arranged in the first rotating seat, and the first rotating seat is connected to the first mounting member; the second mounting member is L-shaped, the end of the third support frame is embedded in the second mounting member, and the second mounting member is connected to the third support frame; the second rotating seat is connected to the second mounting member, and at least part of the second rotating seat is embedded in the first connecting groove; a second external thread is arranged on the outer wall of the connecting shaft, and the connecting shaft passes through the first rotating seat and the second rotating seat in sequence; a second threaded hole is arranged in the limiting nut, and a second internal thread is arranged in the second threaded hole, two limiting nuts are mounted on the outer side of the connecting shaft, the two limiting nuts are embedded in the first rotating seat, and the two limiting nuts are respectively fitted with two sides of the second rotating seat; wherein the second external thread is adapted to the second internal thread.

[0012] In the above technical solution, the first mounting frame and the first rotating seat are an integrated structure; the second mounting frame and the second rotating seat are an integrated structure.

[0013] In the above technical scheme, the sliding rail folding screen device also includes: a support seat, a rotating plate, a support rod, a accommodating frame, a support pad and a fixing pin; a second connecting groove is arranged in the support seat, at least two support seats are fixed on both sides of the first support frame, and at least two support seats are arranged opposite to each other; at least two rotating plates are respectively embedded in the second connecting grooves of at least two support seats, and the rotating plates are rotatably connected to the support seats; one end of at least two support rods is respectively connected to at least two rotating plates, the support rods are perpendicular to the rotating plates, and the other ends of the support rods extend toward the first display screen; an accommodating groove is arranged in the accommodating frame, and the accommodating frame is placed on two opposite support rods; the support pad is an elastomer, and the support pad is embedded in the accommodating groove; the fixing pin passes through the accommodating frame and the support pad in sequence, and the fixing pin is connected to the support rod; wherein the diameter of the fixing pin is smaller than the diameter of the support rod.

[0014] In the above technical scheme, the sliding rail folding screen device also includes: a first clamping seat, a first locking seat, a first locking rod, a first locking plate and a first top screw; a first clamping hole is provided in the first clamping seat, and at least two first clamping seats are fixed to one end of the first display screen; a third threaded hole is provided in the first locking seat, and a third internal thread is provided in the third threaded hole, at least two first locking seats are fixed to one end of the second display screen, and the first locking seat is opposite to the first clamping seat; a third external thread is provided on the outer wall of the first locking rod, the first locking rod passes through the third threaded hole, and at least part of the first locking rod is embedded in the first clamping hole of the first clamping seat; the first locking plate passes through the side wall of the first locking seat, and the first locking plate is embedded in the first locking rod; the first top screw passes through the top of the first locking seat, and the first top screw fits with the first locking rod; wherein, the third internal thread is adapted to the third external thread.

[0015] In the above technical scheme, the sliding rail folding screen device also includes: a second clamping seat, a second locking seat, a second locking rod, a second locking plate and a second top screw; a second clamping hole is provided in the second clamping seat, and at least two second clamping seats are fixed to the other end of the first display screen; a fourth threaded hole is provided in the second locking seat, and a fourth internal thread is provided in the fourth threaded hole, at least two second locking seats are fixed to one end of the third display screen, and the second locking seat is opposite to the second clamping seat; a fourth external thread is provided on the outer wall of the second locking rod, the second locking rod passes through the fourth threaded hole, and at least part of the second locking rod is embedded in the second clamping hole of the second clamping seat; the second locking plate passes through the side wall of the second locking seat, and the second locking plate is embedded in the second locking rod; the second top screw passes through the top of the second locking seat, and the second top screw fits with the second locking rod; wherein, the fourth internal thread is adapted to the fourth external thread.

[0016] In the above technical solution, the sliding rail folding screen device also includes: a first positioning hole, a first positioning pin, a second positioning hole and a second positioning pin; at least two first positioning holes are arranged at one end of the first display screen; at least two first positioning pins are arranged at one end of the third display screen, and the first positioning pins are opposite to the first positioning holes; at least two second positioning holes are arranged at the other end of the first display screen; at least two second positioning pins are arranged at one end of the second display screen, and the second positioning pins are opposite to the second positioning holes.

[0017] Compared with the prior art, the slide rail folding screen device of the present invention has the following beneficial effects:

[0018] 1. By fixing two guide seats on both sides of the first support frame, two guide rods are respectively connected to the two guide seats, and the two guide rods are connected to the first display screen, so that the first support frame is connected to the first display screen through the guide seats and the guide rods, so that when the first support frame rotates, the first support frame drives the first display screen to rotate through the guide rods, and at the same time, the guide rods can also move up and down in the guide seats, thereby adjusting the distance between the first display screen and the first support frame, so that the second display screen is located between the first support frame and the first display screen. By enabling the movable rail to move in the first slide groove in the slide seat, the two second support frames are respectively connected to the two movable rails, and the second display screen is fixed on the two second support frames at the same time, so that the movable rail can be extended out of the outside of the slide seat or hidden in the slide seat, so that the two second support frames are located on both sides of the first support frame, and the second display screen is located between the first display screen and the first support frame, so as to reduce the space occupied by the product; at the same time, the second support frame can also be located outside the first support frame, so that the second display sheet and the first display screen placed on the first support frame form a whole, so that the product can be unfolded and the display area of ​​the product is increased. Moreover, since the third support frame and the first support frame can rotate relative to each other, the third display screen and the first display screen can rotate relative to each other, so that when the third display screen is in a vertical state, the third display screen is 90 degrees with the first display screen, further reducing the space occupied by the product. At the same time, when the third display screen is in a horizontal state, the third display screen and the first display screen are in the same plane, thereby increasing the display area of ​​the product. By locating the second display screen between the first display screen and the first support frame, the thin thickness of the first display screen and the second display screen is utilized to fully utilize the vertical space. Compared with rotating and folding the first display screen and the second display screen, the height occupied by the product is smaller, thereby reducing the space of the product; at the same time, the first display screen and the second display screen can have sufficient length, so that when the product is unfolded, the product can have a larger display area, further improving the user experience of the product.

[0019] 2. When the first support frame is placed on the vertical beam and the first support frame is perpendicular to the vertical beam, the connecting rod and the second connecting frame are at a predetermined angle, and the connecting rod and the third connecting frame are at a predetermined angle; when the lifting mechanism drives the first support frame to move upward through the lifting frame and the connecting column, since the length of the connecting rod does not change, the connecting rod will drive the third connecting frame and the first support frame to rotate downward, so that the first display screen, the second display screen and the third display screen are in a vertical state, thereby achieving the first display screen, the second display screen and the third display screen automatically flipping from a horizontal state to a vertical state without manually rotating the first support frame, so as to enhance the user experience of the product.

[0020] 3. By fixing the lifting seat on the lifting frame and passing the lead screw through the first threaded hole of the lifting seat, the lifting seat and the lifting frame can be moved up and down synchronously, thereby realizing a threaded connection between the lead screw and the lifting seat, and then rotating the lead screw to drive the lifting seat and the lifting frame to move up and down to adjust the height of the lifting frame.

[0021] 4. By fixing two sliders on the lifting frame, fixing two slide rails on the vertical beam, and making the two slide rails pass through the second slide grooves of the two sliders respectively, so that the vertical beam can support the two slide rails, the lifting frame can move up and down along the slide rails through the sliders, so as to avoid the lifting frame from deflecting when moving up and down, thereby improving the stability of the lifting frame when moving up and down.

[0022] 5. By connecting the first rotating seat with the first mounting member, and connecting the second rotating seat with the second mounting member, the first mounting member can support the first rotating seat, and at the same time, the second mounting member can support the second rotating seat; by embedding the second rotating seat into the first connecting groove of the first rotating seat, and passing the connecting shaft through the first rotating seat and the second rotating seat in sequence, the first rotating seat and the second rotating seat can be connected together through the connecting shaft, so that the first rotating seat and the second rotating seat can rotate relative to each other, and then the first support frame and the third support frame can rotate relative to each other. By sleeved two limiting nuts on the outside of the connecting shaft, the two limiting nuts are embedded in the first rotating seat, and the two limiting nuts are respectively fitted with the two sides of the second rotating seat, so that the two limiting nuts are threadedly connected to the connecting shaft, so that the two limiting nuts limit the second rotating seat, so as to prevent the second rotating seat from being displaced along the axis of the connecting shaft, thereby improving the stability of the relative rotation of the third support frame and the first support frame.

[0023] 6. By setting the first mounting frame and the first rotating seat as an integrated structure, the first mounting frame and the first rotating seat can be processed and formed at one time, thereby improving the connection strength between the first mounting frame and the first rotating seat, and reducing the difficulty of processing the first mounting frame and the first rotating seat, so as to improve the product use experience. By setting the second mounting frame and the second rotating seat as an integrated structure, the second mounting frame and the second rotating seat can be processed and formed at one time, thereby improving the connection strength between the second mounting frame and the second rotating seat, and reducing the difficulty of processing the second mounting frame and the second rotating seat, so as to improve the product use experience.

[0024] 7. When the first display screen moves upward and there is a gap between the first display screen and the first support frame, rotate the rotating plate to unfold the rotating plate; then, one end of the support rod is connected to the rotating plate, and the accommodating frame is placed on top of the two support rods; then, embed the support pad into the accommodating groove of the accommodating frame, pass the fixing pin through the accommodating frame and the support pad in turn, and connect the fixing pin with the support rod to connect the support rod and the accommodating frame together, and fix the support pad in the accommodating frame; then, place the first display screen on the support pad to realize the support pad to the first display screen, thereby improving the stability of the first display screen, and at the same time, it can also ensure that there is a gap between the first display screen and the first support frame, so that the second display screen is located between the first display screen and the first support frame.

[0025] 8. The first locking rod is passed through the third threaded hole of the first locking seat and at least a part of the first locking rod is embedded in the first clamping hole of the first clamping seat to achieve threaded connection between the first locking rod and the first locking seat, thereby screwing the first locking rod to make the first locking rod extend from the first locking seat and embed the first locking rod in the first clamping hole, thereby connecting the first clamping seat with the first locking seat. The first locking plate is passed through the side wall of the first locking seat and embedded in the first locking plate, thereby the first locking plate fixes the first locking rod in the first locking seat, thereby improving the firmness of the connection between the first locking seat and the first clamping seat, thereby improving the firmness of the connection between the first display screen and the second display screen; the first top screw is passed through the top of the first locking seat and the first top screw is fitted with the first locking rod, thereby the first top screw fixes the first locking rod in the first locking seat, thereby preventing the first locking rod from moving in the first locking seat, thereby improving the stability of the first locking rod.

[0026] 9. The second locking rod is passed through the fourth threaded hole of the second locking seat and at least a part of the second locking rod is embedded in the second clamping hole of the second clamping seat, so that the second locking rod is threadedly connected to the second locking seat, so that the second locking rod is screwed to extend from the second locking seat and the second locking rod is embedded in the second clamping hole, so that the second clamping seat and the second locking seat are connected together. The second locking plate is passed through the side wall of the second locking seat and the second locking plate is embedded in the second locking rod, so that the second locking plate fixes the second locking rod in the second locking seat, thereby improving the firmness of the connection between the second locking seat and the second clamping seat, thereby improving the firmness of the connection between the first display screen and the third display screen; the second top screw is passed through the top of the second locking seat and the second top screw is fitted with the second locking rod, so that the second top screw fixes the second locking rod in the second locking seat, thereby preventing the second locking rod from moving in the second locking seat, thereby improving the stability of the second locking rod.

[0027] 10. By setting a plurality of first positioning holes at one end of the first display screen, setting a plurality of first positioning pins at one end of the third display screen, and making the first positioning pins opposite to the first positioning holes, when the third display screen rotates and the third display screen is in the same plane as the first display screen, the first positioning pin can be embedded in the first positioning hole, so as to facilitate the second locking rod to be embedded in the second clamping hole, so as to improve the use experience of the product. By setting a plurality of second positioning holes at the other end of the first display screen, setting a plurality of second positioning pins at one end of the second display screen, and making the second positioning pins opposite to the second positioning holes, when the second display screen moves and the second display screen fits with the first display screen, the second positioning pin can be embedded in the second positioning hole, so as to facilitate the first locking rod to be embedded in the first clamping hole, so as to improve the use experience of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is one of the three-dimensional views of a slide rail folding screen device of the present invention when it is unfolded;

[0029] Figure 2 for Figure 1 A local enlarged view of point A;

[0030] Figure 3 for Figure 1 A partial enlarged view of point B;

[0031] Figure 4 The second is a three-dimensional diagram of a slide rail folding screen device of the present invention being unfolded;

[0032] Figure 5 for Figure 4 A partial enlarged view of point C;

[0033] Figure 6 for Figure 4 A partial enlarged view of point D;

[0034] Figure 7 A three-dimensional diagram of a slide rail folding screen device of the present invention when folded;

[0035] Figure 8 for Figure 7 A local enlarged view of point E;

[0036] Fig. 9 for Figure 4 A partial enlarged view of point F;

[0037] Fig.10 A three-dimensional diagram of a slide rail folding screen device of the present invention when flipped;

[0038] Fig.11 A three-dimensional diagram of the first display screen and the third display screen of the present invention;

[0039] in, Figures 1 to 11 The corresponding relationship between the reference numerals and component names in the figure is:

[0040] 10 base, 11 vertical beam, 12 lifting mechanism, 121 mounting plate, 122 lead screw, 123 lifting seat, 124 motor, 125 slider, 126 slide rail, 13 lifting frame, 14 first connecting frame, 15 connecting column, 16 first support frame, 17 first display screen, 18 guide seat, 19 guide rod, 20 slide seat, 21 first slide slot, 22 moving rail, 23 second support frame, 24 second display screen, 25 rotating connector, 251 first mounting member, 252 first rotating seat, 253 second mounting member, 254 second rotating Seat, 255 connecting shaft, 256 limiting nut, 26 third supporting frame, 27 third display screen, 28 second connecting frame, 29 connecting rod, 30 third connecting frame, 31 supporting seat, 32 rotating plate, 33 supporting rod, 34 accommodating frame, 35 supporting pad, 36 fixing pin, 37 first clamping seat, 38 first locking seat, 39 first locking rod, 40 first locking plate, 42 second clamping seat, 43 second locking seat, 44 second locking rod, 45 second locking plate, 47 first positioning hole, 48 first positioning pin, 50 second positioning pin. DETAILED DESCRIPTION

[0041] The following is a combination of specific implementation cases and attached Figures 1 to 11 The present invention is further described below, but the present invention is not limited to these embodiments.

[0042] A slide rail folding screen device, such as Figures 1 to 11As shown, the slide rail folding screen device includes: a base 10, a vertical beam 11, a lifting mechanism 12, a lifting frame 13, a first connecting frame 14, a connecting column 15, a first supporting frame 16, a first display screen 17, a guide seat 18, a guide rod 19, a slide seat 20, a movable rail 22, a second supporting frame 23, a second display screen 24, a rotating connecting member 25, a third supporting frame 26 and a third display screen 27; the vertical beam 11 is fixed on the base 10, and the vertical beam 11 is perpendicular to the base 10; the lifting mechanism 12 is installed on the side wall of the vertical beam 11; the lifting frame 13 is connected to the lifting mechanism 12; two first connecting frames 14 are fixed on the lifting frame 13, and there is a distance between the two first connecting frames 14; one end of the connecting column 15 is located between the two first connecting frames 14, and the connecting column 15 is rotatably connected to the two first connecting frames 14 at the same time; the first supporting frame 16 is placed on the top of the vertical beam 11, and The first support frame 16 is fixedly connected to the connecting column 15; the first display screen 17 is located above the first support frame 16; the two guide seats 18 are fixed on both sides of the first support frame 16; the two guide rods 19 pass through the two guide seats 18 respectively, and the two guide rods 19 are connected to the first display screen 17 at the same time; a first slide groove 21 is provided in the slide seat 20, and the two slide seats 20 are respectively fixed on both sides of the first support frame 16; the two movable rails 22 are respectively embedded in the two first slide grooves 21; the second support frame 23 is L-shaped, and the two second support frames 23 are respectively connected to the two movable rails 22; the second display screen 24 is fixed on the two second support frames 23 at the same time; one end of the two rotating connecting members 25 is connected to the end of the first support frame 16; the third support frame 26 is simultaneously connected to the other ends of the two rotating connecting members 25; the third display screen 27 is fixed on the third support frame 26.

[0043] By fixing the vertical beam 11 on the base 10, installing the lifting mechanism 12 on the side wall of the vertical beam 11, and connecting the lifting frame 13 with the lifting mechanism 12, the vertical beam 11 can support the lifting mechanism 12, so that the lifting mechanism 12 can drive the lifting frame 13 to move up and down, thereby adjusting the height of the lifting frame 13; by fixing two first connecting frames 14 on the lifting frame 13, one end of the connecting column 15 is located between the two first connecting frames 14, and the connecting column 15 is rotatably connected to the two first connecting frames 14 at the same time, so that the connecting column 15 can rotate relative to the two first connecting frames 14, so that the two first connecting frames 14 can drive the connecting column 15 to move up and down; at the same time, by fixing the first supporting frame 16 with the connecting column 15, and placing the first supporting frame 16 on the top of the vertical beam 11, the connecting column 15 and the first supporting frame 16 can be moved and rotated synchronously, and the vertical beam 11 can also support the first supporting frame 16. By fixing two guide seats 18 on both sides of the first support frame 16, passing two guide rods 19 through the two guide seats 18 respectively, and connecting the two guide rods 19 to the first display screen 17 at the same time, the first display screen 17 can be connected to the first support frame 16 through the guide rods 19 and the guide seats 18, so that the first support frame 16 can drive the first display screen 17 to rotate, and at the same time, when the guide rods 19 move up and down in the guide seats 18, the distance between the first display screen 17 and the first support frame 16 can be adjusted. By fixing the two slides 20 on the two sides of the first support frame 16 respectively, and embedding the two movable rails 22 into the two first slide grooves 21 respectively, so that the first support frame 16 supports the two slides 20, so that the movable rails 22 can move in the first slide grooves 21, and further, the movable rails 22 can extend out of the outside of the slide 20, or the movable rails 22 are hidden in the slide 20; by connecting two L-shaped second support frames 23 with the two movable rails 22 respectively, and fixing the second display screen 24 on the two second support frames 23 at the same time, so that the two second support frames 23 support the second display screen 24, so that the second display screen 24, the two second support frames 23 and the two movable rails 22 can move synchronously, and further, the relative position of the second display screen 24 and the first display screen 17 can be adjusted. By connecting one end of the two rotating connectors 25 to the end of the first support frame 16, and connecting the third support frame 26 to the other ends of the two rotating connectors 25 at the same time, the third support frame 26 and the first support frame 16 can rotate relative to each other; at the same time, by fixing the third display screen 27 on the third support frame 26, the third support frame 26 supports the third display screen 27, so that the third support frame 26 and the third display screen 27 can rotate synchronously.

[0044] When the product is not in use, the movable rail 22 is integrally embedded in the first slide groove 21, and two L-shaped second support frames 23 are located on both sides of the first support frame 16, the second display screen 24 is placed on the first support frame 16, the first display screen 17 is at a certain distance from the first support frame 16, and the first display screen 17 is located above the second display screen 24; at this time, the third support frame 26 is in a vertical state, and the third support frame 26 is 90 degrees to the first support frame 16, so the third display screen 27 is 90 degrees to the first display screen 17, thereby reducing the space occupied by the product.

[0045] When the product is used, first pull the two second support frames 23 outward to move the second display screen 24 out from the first support frame 16; then, push the first display screen 17 downward to move the guide rod 19 downward in the guide seat 18, so that the first display screen 17 is placed on the first support frame 16, and the end of the first display screen 17 is in contact with the end of the second display screen 24, at this time, the first display screen 17 and the second display screen 24 are in the same plane; then, rotate the third support frame 26 to make the third support frame 26 horizontal, so that the third display screen 27 and the first display screen 17 are in the same plane, and then the first display screen 17, the second display screen 24 and the third display screen 27 form a whole display screen, so that the product is in an unfolded state, so that the staff can use this product as a sand table.

[0046] When preparing to flip the product, start the lifting mechanism 12, so that the lifting mechanism 12 drives the lifting frame 13 to move upward, so that the lifting frame 13 drives the first support frame 16 to move upward through the connecting column 15, thereby increasing the distance between the first display screen 17, the second display screen 24 and the third display screen 27 and the base 10, thereby allowing the first display screen 17, the second display screen 24 and the third display screen 27 to have sufficient flipping space; then, rotate the first support frame 16, so that the first support frame 16 is rotated 90 degrees relative to the lifting frame 13 through the connecting column 15, so that the first display screen 17, the second display screen 24 and the third display screen 27 are in a vertical state, so that the staff can use this product as a display screen.

[0047] By adopting the above structure, by fixing the two guide seats 18 on both sides of the first support frame 16, the two guide rods 19 are respectively connected to the two guide seats 18, and the two guide rods 19 are connected to the first display screen 17, so that the first support frame 16 is clamped with the first display screen 17 through the guide seats 18 and the guide rods 19, so that when the first support frame 16 rotates, the first support frame 16 drives the first display screen 17 to rotate through the guide rods 19, and at the same time, the guide rods 19 can also move up and down in the guide seats 18, thereby adjusting the distance between the first display screen 17 and the first support frame 16, so that the second display screen 24 is located between the first support frame 16 and the first display screen 17. By enabling the movable rail 22 to move in the first slide groove 21 in the slide 20, the two second support frames 23 are respectively connected to the two movable rails 22, and the second display screen 24 is fixed on the two second support frames 23 at the same time, so that the movable rail 22 can be moved to extend out of the outside of the slide 20 or hidden in the slide 20, thereby realizing that the two second support frames 23 are located on both sides of the first support frame 16, and the second display screen 24 is located between the first display screen 17 and the first support frame 16, so as to reduce the space occupied by the product; at the same time, it is also possible to realize that the second support frame 23 is located on the outside of the first support frame 16, so that the second display piece and the first display screen 17 placed on the first support frame 16 form a whole, so that the product can be unfolded and the display area of ​​the product is increased. Moreover, since the third support frame 26 and the first support frame 16 can rotate relative to each other, the third display screen 27 and the first display screen 17 can rotate relative to each other, so that when the third display screen 27 is in a vertical state, the third display screen 27 and the first display screen 17 are at 90 degrees, further reducing the space occupied by the product. At the same time, when the third display screen 27 is in a horizontal state, the third display screen 27 and the first display screen 17 are in the same plane, thereby increasing the display area of ​​the product. By locating the second display screen 24 between the first display screen 17 and the first support frame 16, the thin thickness of the first display screen 17 and the second display screen 24 is utilized to fully utilize the vertical space. Compared with rotating and folding the first display screen 17 and the second display screen 24, the height occupied by the product is smaller, thereby reducing the space of the product; at the same time, the first display screen 17 and the second display screen 24 can have sufficient length, so that when the product is unfolded, the product can have a larger display area, further improving the user experience of the product.

[0048] In an embodiment of the present invention, Figures 1 to 11As shown, the slide rail folding screen device also includes: a second connecting frame 28, a connecting rod 29 and a third connecting frame 30; the second connecting frame 28 is fixed on the base 10; one end of the two connecting rods 29 is rotatably connected to the two sides of the second connecting frame 28 respectively; the third connecting frame 30 is fixed to the bottom of the first support frame 16, the third connecting frame 30 is perpendicular to the first support frame 16, and the third connecting frame 30 is rotatably connected to the other ends of the two connecting rods 29 at the same time.

[0049] By fixing the second connecting frame 28 on the base 10, one end of the two connecting rods 29 is rotatably connected to the two sides of the second connecting frame 28 respectively, so that the two connecting rods 29 can rotate relative to the second connecting frame 28; by fixing the third connecting frame 30 on the bottom of the first support frame 16, and the third connecting frame 30 is rotatably connected to the two connecting rods 29 at the same time, so that the two connecting rods 29 and the third connecting frame 30 can rotate relative to each other.

[0050] With the above structure, when the first support frame 16 is placed on the vertical beam 11 and the first support frame 16 is perpendicular to the vertical beam 11, the connecting rod 29 and the second connecting frame 28 are at a predetermined angle, and the connecting rod 29 and the third connecting frame 30 are at a predetermined angle; when the lifting mechanism 12 drives the first support frame 16 to move upward through the lifting frame 13 and the connecting column 15, since the length of the connecting rod 29 does not change, the connecting rod 29 will drive the third connecting frame 30 and the first support frame 16 to rotate downward, so that the first display screen 17, the second display screen 24 and the third display screen 27 are in a vertical state, thereby achieving the first display screen 17, the second display screen 24 and the third display screen 27 automatically flipping from a horizontal state to a vertical state without manually rotating the first support frame 16, so as to enhance the user experience of the product.

[0051] In an embodiment of the present invention, Figures 1 to 11 As shown, the lifting mechanism 12 includes: a mounting plate 121, a lead screw 122 and a lifting seat 123; the two mounting plates 121 are fixed on the vertical beam 11, and there is a distance between the two mounting plates 121; a first external thread is provided on the outer wall of the lead screw 122, and the two ends of the lead screw 122 are rotatably connected to the two mounting plates 121 respectively; a first threaded hole is provided in the lifting seat 123, and a first internal thread is provided in the first threaded hole, the lifting seat 123 is fixed on the lifting frame 13, the lifting frame 123 is located between the two first connecting frames 14, and the lead screw 122 passes through the first threaded hole of the lifting seat 123; wherein, the first external thread is adapted to the first internal thread.

[0052] By fixing the two mounting plates 121 on the vertical beam 11, and rotatably connecting the two ends of the lead screw 122 to the two mounting plates 121 respectively, the two mounting plates 121 cooperate with each other to support the lead screw 122, so that the lead screw 122 can rotate between the two mounting plates 121; by fixing the lifting seat 123 on the lifting frame 13, and passing the lead screw 122 through the first threaded hole of the lifting seat 123, the lifting seat 123 and the lifting frame 13 can move up and down synchronously, so that the lead screw 122 and the lifting seat 123 are threadedly connected, and then the lead screw 122 is rotated, so that the lead screw 122 drives the lifting seat 123 and the lifting frame 13 to move up and down, so as to adjust the height of the lifting frame 13.

[0053] In an embodiment of the present invention, Figures 1 to 11 As shown, the lifting mechanism 12 also includes: a motor 124, a slider 125 and a slide rail 126; the motor 124 is provided with an output shaft, the motor 124 is fixed on the vertical beam 11, and the output shaft of the motor 124 is connected to the lead screw 122; a second slide groove is provided in the slider 125, and the two sliders 125 are fixed on the lifting frame 13; the two slide rails 126 are fixed on the vertical beam 11, and the two slide rails 126 pass through the second slide grooves of the two sliders 125 respectively.

[0054] By fixing the motor 124 on the vertical beam 11 and connecting the output shaft of the motor 124 with the screw 122, the vertical beam 11 supports the motor 124, so that the motor 124 can drive the screw 122 to rotate, thereby providing power for rotating the screw 122; by fixing two sliders 125 on the lifting frame 13, fixing two slide rails 126 on the vertical beam 11, and making the two slide rails 126 pass through the second slide grooves of the two sliders 125 respectively, so that the vertical beam 11 supports the two slide rails 126, so that the lifting frame 13 can move up and down along the slide rails 126 through the sliders 125, so as to avoid the lifting frame 13 from deflecting when moving up and down, thereby improving the stability of the lifting frame 13 moving up and down.

[0055] In an embodiment of the present invention, Figures 1 to 11As shown, the rotating connecting member 25 includes: a first mounting member 251, a first rotating seat 252, a second mounting member 253, a second rotating seat 254, a connecting shaft 255 and a limiting nut 256; the first mounting member 251 is L-shaped, the end of the first support frame 16 is embedded in the first mounting member 251, and the first mounting frame is connected to the first support frame 16; a first connecting groove is provided in the first rotating seat 252, and the first rotating seat 252 is connected to the first mounting member 251; the second mounting member 253 is L-shaped, the end of the third support frame 26 is embedded in the second mounting member 253, and the second mounting member 253 is connected to the third support frame 26; The second rotating seat 254 is connected to the second mounting member 253, and at least part of the second rotating seat 254 is embedded in the first connecting groove; a second external thread is provided on the outer wall of the connecting shaft 255, and the connecting shaft 255 passes through the first rotating seat 252 and the second rotating seat 254 in sequence; a second threaded hole is provided in the limiting nut 256, and a second internal thread is provided in the second threaded hole. The two limiting nuts 256 are sleeved on the outer side of the connecting shaft 255, and the two limiting nuts 256 are embedded in the first rotating seat 252, and the two limiting nuts 256 are respectively fitted with the two sides of the second rotating seat 254; wherein, the second external thread is adapted to the second internal thread.

[0056] By embedding the end of the first support frame 16 into the L-shaped first mounting piece 251 and connecting the first mounting piece 251 to the first support frame 16, the first mounting piece 251 wraps the end of the first support frame 16 to increase the contact area between the first mounting frame and the first support frame 16, thereby improving the firmness of the connection between the first mounting piece 251 and the first support frame 16; by embedding the end of the third support frame 26 into the L-shaped second mounting piece 253 and connecting the second mounting piece 253 to the third support frame 26, the second mounting piece 253 wraps the end of the third support frame 26 to increase the contact area between the second mounting frame and the third support frame 26, thereby improving the firmness of the connection between the second mounting piece 253 and the third support frame 26. By connecting the first rotating seat 252 with the first mounting member 251, and connecting the second rotating seat 254 with the second mounting member 253, the first mounting member 251 can support the first rotating seat 252, and at the same time, the second mounting member 253 can also support the second rotating seat 254; by embedding the second rotating seat 254 into the first connecting groove of the first rotating seat 252, and passing the connecting shaft 255 through the first rotating seat 252 and the second rotating seat 254 in sequence, the first rotating seat 252 and the second rotating seat 254 can be connected together through the connecting shaft 255, so that the first rotating seat 252 and the second rotating seat 254 can rotate relative to each other, and then the first support frame 16 and the third support frame 26 can rotate relative to each other. By putting the two limit nuts 256 on the outside of the connecting shaft 255, embedding the two limit nuts 256 into the first rotating seat 252, and respectively fitting the two limit nuts 256 with the two sides of the second rotating seat 254, the two limit nuts 256 can be threadedly connected to the connecting shaft 255, so that the two limit nuts 256 can limit the second rotating seat 254 to avoid the second rotating seat 254 from being displaced along the axis of the connecting shaft 255, thereby improving the stability of the relative rotation between the third support frame 26 and the first support frame 16.

[0057] In the embodiment of the present invention, the first mounting frame and the first rotating seat 252 are an integrated structure; the second mounting frame and the second rotating seat 254 are an integrated structure.

[0058] By setting the first mounting frame and the first rotating seat 252 as an integrated structure, the first mounting frame and the first rotating seat 252 can be processed and formed at one time, thereby improving the connection strength between the first mounting frame and the first rotating seat 252, and reducing the difficulty of processing the first mounting frame and the first rotating seat 252, so as to improve the use experience of the product. By setting the second mounting frame and the second rotating seat 254 as an integrated structure, the second mounting frame and the second rotating seat 254 can be processed and formed at one time, thereby improving the connection strength between the second mounting frame and the second rotating seat 254, and reducing the difficulty of processing the second mounting frame and the second rotating seat 254, so as to improve the use experience of the product.

[0059] In an embodiment of the present invention, Figures 1 to 11 As shown, the slide rail folding screen device also includes: a support seat 31, a rotating plate 32, a support rod 33, a receiving frame 34, a support pad 35 and a fixing pin 36; a second connecting groove is arranged in the support seat 31, at least two support seats 31 are fixed on both sides of the first support frame 16, and at least two support seats 31 are arranged opposite to each other; at least two rotating plates 32 are respectively embedded in the second connecting grooves of at least two support seats 31, and the rotating plates 32 are rotatably connected to the support seat 31; one end of at least two support rods 33 is respectively connected to at least two rotating plates 32, the support rod 33 is perpendicular to the rotating plate 32, and the other end of the support rod 33 extends toward the first display screen 17; a receiving groove is arranged in the receiving frame 34, and the receiving frame 34 is placed on two opposite support rods 33; the support pad 35 is an elastomer, and the support pad 35 is embedded in the receiving groove; the fixing pin 36 passes through the receiving frame 34 and the support pad 35 in sequence, and the fixing pin 36 is connected to the support rod 33; wherein the diameter of the fixing pin 36 is smaller than the diameter of the support rod 33.

[0060] By fixing multiple support seats 31 on both sides of the first support frame 16, embedding the rotating plate 32 into the second connecting groove of the support seat 31, and rotatably connecting the rotating plate 32 to the support seat 31, the first support frame 16 can support the multiple support seats 31, so that the rotating plate 32 can rotate in the second connecting groove, and further the rotating plate 32 can be unfolded from the side of the first support frame 16 and recovered in the first support frame 16. By connecting one end of the support rod 33 to the rotating plate 32 and making the support rod 33 perpendicular to the rotating plate 32, the rotating plate 32 can support the support rod 33; by placing the accommodating frame 34 on two opposite support rods 33, the two support rods 33 can cooperate to support the accommodating frame 34, thereby improving the stability of the accommodating frame 34; by embedding the support pad 35 into the accommodating groove, passing the fixing pin 36 through the accommodating frame 34 and the support pad 35 in turn, and connecting the fixing pin 36 to the support rod 33, the fixing pin 36 can fix the support pad 35 in the accommodating frame 34, and at the same time, the accommodating frame 34 and the support rod 33 can be connected together through the fixing pin 36, thereby improving the firmness of the connection between the support rod 33 and the accommodating frame 34.

[0061] With the above structure, when the first display screen 17 moves upward and there is a gap between the first display screen 17 and the first support frame 16, the rotating plate 32 is rotated to unfold the rotating plate 32; then, one end of the support rod 33 is connected to the rotating plate 32, and the accommodating frame 34 is placed on the top of the two support rods 33; then, the support pad 35 is embedded in the accommodating groove of the accommodating frame 34, the fixing pin 36 is passed through the accommodating frame 34 and the support pad 35 in sequence, and the fixing pin 36 is connected to the support rod 33 to connect the support rod 33 and the accommodating frame 34 together, and the support pad 35 is fixed in the accommodating frame 34; then, the first display screen 17 is placed on the support pad 35 to realize the support pad 35 on the first display screen 17, thereby improving the stability of the first display screen 17, and at the same time, it can also ensure that there is a gap between the first display screen 17 and the first support frame 16, so that the second display screen 24 is located between the first display screen 17 and the first support frame 16.

[0062] In an embodiment of the present invention, Figures 1 to 11As shown, the slide rail folding screen device also includes: a first clamping seat 37, a first locking seat 38, a first locking rod 39, a first locking plate 40 and a first top screw; a first clamping hole is provided in the first clamping seat 37, and at least two first clamping seats 37 are fixed to one end of the first display screen 17; a third threaded hole is provided in the first locking seat 38, and a third internal thread is provided in the third threaded hole, at least two first locking seats 38 are fixed to one end of the second display screen 24, and the first locking seat 38 is opposite to the first clamping seat 37; a third external thread is provided on the outer wall of the first locking rod 39, the first locking rod 39 passes through the third threaded hole, and at least part of the first locking rod 39 is embedded in the first clamping hole of the first clamping seat 37; the first locking plate 40 passes through the side wall of the first locking seat 38, and the first locking plate 40 is embedded in the first locking rod 39; the first top screw passes through the top of the first locking seat 38, and the first top screw fits with the first locking rod 39; wherein the third internal thread is adapted to the third external thread.

[0063] By fixing multiple first clamping seats 37 on one end of the first display screen 17, fixing multiple first locking seats 38 on one end of the second display screen 24, and making the first locking seats 38 face the first clamping seats 37, the first display screen 17 can support the multiple first clamping seats 37, and the second display screen 24 can support the multiple first locking seats 38, thereby improving the stability of the first clamping seats 37 and the first locking seats 38; by passing the first locking rod 39 through the third threaded hole of the first locking seat 38, and embedding at least a part of the first locking rod 39 into the first clamping hole of the first clamping seat 37, so as to realize the threaded connection between the first locking rod 39 and the first locking seat 38, thereby realizing the first locking rod 39 being screwed to make the first locking rod 39 extend out of the first locking seat 38, and the first locking rod 39 being embedded in the first clamping hole, thereby realizing the first clamping seat 37 and the first locking seat 38 being connected together. By passing the first locking plate 40 through the side wall of the first locking seat 38 and embedding the first locking plate 40 into the first locking rod 39, the first locking plate 40 can fix the first locking rod 39 in the first locking seat 38, thereby improving the firmness of the connection between the first locking seat 38 and the first clamping seat 37, and further improving the firmness of the connection between the first display screen 17 and the second display screen 24; by passing the first top screw through the top of the first locking seat 38 and fitting the first top screw with the first locking rod 39, the first top screw can fix the first locking rod 39 in the first locking seat 38, thereby preventing the first locking rod 39 from moving in the first locking seat 38, and further improving the stability of the first locking rod 39.

[0064] In an embodiment of the present invention, Figures 1 to 11As shown, the slide rail folding screen device also includes: a second clamping seat 42, a second locking seat 43, a second locking rod 44, a second locking plate 45 and a second top screw; a second clamping hole is provided in the second clamping seat 42, and at least two second clamping seats 42 are fixed to the other end of the first display screen 17; a fourth threaded hole is provided in the second locking seat 43, and a fourth internal thread is provided in the fourth threaded hole, at least two second locking seats 43 are fixed to one end of the third display screen 27, and the second locking seat 43 is opposite to the second clamping seat 42; a fourth external thread is provided on the outer wall of the second locking rod 44, the second locking rod 44 passes through the fourth threaded hole, and at least part of the second locking rod 44 is embedded in the second clamping hole of the second clamping seat 42; the second locking plate 45 passes through the side wall of the second locking seat 43, and the second locking plate 45 is embedded in the second locking rod 44; the second top screw passes through the top of the second locking seat 43, and the second top screw fits with the second locking rod 44; wherein the fourth internal thread is adapted to the fourth external thread.

[0065] By fixing multiple second clamping seats 42 on the other end of the first display screen 17, fixing multiple second locking seats 43 on one end of the third display screen 27, and making the second locking seats 43 opposite to the second clamping seats 42, the first display screen 17 can support the multiple second clamping seats 42, and the third display screen 27 can support the multiple second locking seats 43, thereby improving the stability of the second clamping seats 42 and the second locking seats 43; by passing the second locking rod 44 through the fourth threaded hole of the second locking seat 43, and embedding at least a part of the second locking rod 44 into the second clamping hole of the second clamping seat 42, so as to realize the threaded connection between the second locking rod 44 and the second locking seat 43, so as to realize the second locking rod 44 being screwed to extend the second locking rod 44 from the second locking seat 43, and embedding the second locking rod 44 into the second clamping hole, thereby realizing the connection between the second clamping seat 42 and the second locking seat 43. The second locking plate 45 is passed through the side wall of the second locking seat 43 and the second locking plate 45 is embedded in the second locking rod 44, so that the second locking plate 45 fixes the second locking rod 44 in the second locking seat 43, thereby improving the firmness of the connection between the second locking seat 43 and the second clamping seat 42, and further improving the firmness of the connection between the first display screen 17 and the third display screen 27; the second top screw is passed through the top of the second locking seat 43 and the second top screw is fitted with the second locking rod 44, so that the second top screw fixes the second locking rod 44 in the second locking seat 43, thereby preventing the second locking rod 44 from moving in the second locking seat 43, and further improving the stability of the second locking rod 44.

[0066] In an embodiment of the present invention, Figures 1 to 11As shown, the slide rail folding screen device also includes: a first positioning hole 47, a first positioning pin 48, a second positioning hole and a second positioning pin 50; at least two first positioning holes 47 are arranged at one end of the first display screen 17; at least two first positioning pins 48 are arranged at one end of the third display screen 27, and the first positioning pins 48 are opposite to the first positioning holes 47; at least two second positioning holes are arranged at the other end of the first display screen 17; at least two second positioning pins 50 are arranged at one end of the second display screen 24, and the second positioning pins 50 are opposite to the second positioning holes.

[0067] By setting a plurality of first positioning holes 47 at one end of the first display screen 17, setting a plurality of first positioning pins 48 at one end of the third display screen 27, and making the first positioning pins 48 face the first positioning holes 47, when the third display screen 27 rotates and the third display screen 27 and the first display screen 17 are in the same plane, the first positioning pins 48 can be embedded in the first positioning holes 47, so that the second locking rod 44 can be embedded in the second clamping hole, so as to improve the use experience of the product. By setting a plurality of second positioning holes at the other end of the first display screen 17, setting a plurality of second positioning pins 50 at one end of the second display screen 24, and making the second positioning pins 50 face the second positioning holes, when the second display screen 24 moves and the second display screen 24 fits with the first display screen 17, the second positioning pins 50 can be embedded in the second positioning holes, so that the first locking rod 39 can be embedded in the first clamping hole, so as to improve the use experience of the product.

[0068] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0069] In the description of the present invention, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0070] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sliding seat folding screen device, characterized in that: The sliding seat folding screen device comprises: Base; A vertical beam, wherein the vertical beam is fixed on the base and the vertical beam is perpendicular to the base; A lifting mechanism, the lifting mechanism being installed on the side wall of the vertical beam; A lifting frame connected to the lifting mechanism; A first connecting frame, wherein two of the first connecting frames are fixed on the lifting frame, and a distance is provided between the two first connecting frames; A connecting column, one end of which is located between the two first connecting frames, and the connecting column is rotatably connected to the two first connecting frames at the same time; A first support frame, the first support frame is placed on the top of the vertical beam, and the first support frame is fixedly connected to the connecting column; A first display screen, wherein the first display screen is located above the first supporting frame; Guide seats, two of which are fixed on both sides of the first support frame; Guide rods, wherein two guide rods pass through the two guide seats respectively, and the two guide rods are connected to the first display screen at the same time; A slide seat, wherein a first slide groove is arranged in the slide seat, and two slide seats are respectively fixed on two sides of the first support frame; A movable rail, wherein two movable rails are respectively embedded in the two first sliding grooves; A second support frame, wherein the second support frame is L-shaped, and two second support frames are respectively connected to the two movable rails; A second display screen, wherein the second display screen is fixed on two of the second support frames at the same time; A rotating connection member, one end of each of the two rotating connections is connected to the end of the first support frame; A third support frame, the third support frame is connected to the other ends of the two rotating connecting members at the same time; A third display screen is fixed on the third support frame.

2. A sliding seat folding screen device according to claim 1, characterized in that: The slide folding screen device also includes: a second connecting frame, the second connecting frame being fixed on the base; Connecting rods, one end of the two connecting rods being rotatably connected to two sides of the second connecting frame respectively; The third connecting frame is fixed at the bottom of the first supporting frame, the third connecting frame is perpendicular to the first supporting frame, and the third connecting frame is rotatably connected to the other ends of the two connecting rods at the same time.

3. The sliding seat folding screen device according to claim 2, characterized in that: The lifting mechanism comprises: Mounting plates, two of which are fixed on the vertical beam, and there is a distance between the two mounting plates; A lead screw, wherein a first external thread is arranged on an outer wall of the lead screw, and both ends of the lead screw are rotatably connected to the two mounting plates respectively; A lifting seat, wherein a first threaded hole is provided in the lifting seat, a first internal thread is provided in the first threaded hole, the lifting seat is fixed on the lifting frame, the lifting seat is located between the two first connecting frames, and the lead screw passes through the first threaded hole of the lifting seat; Wherein, the first external thread is matched with the first internal thread.

4. The sliding seat folding screen device according to claim 3, characterized in that: The lifting mechanism also includes: A motor, wherein the motor is provided with an output shaft, the motor is fixed on the vertical beam, and the output shaft of the motor is connected to the lead screw; A slider, wherein a second slide groove is provided in the slider, and two sliders are fixed on the lifting frame; Slide rails, two of which are fixed on the vertical beams, and the two slide rails pass through the second slide grooves of the two sliding blocks respectively.

5. The sliding seat folding screen device according to claim 4, characterized in that: The rotating connection member comprises: A first mounting member, wherein the first mounting member is L-shaped, an end portion of the first support frame is embedded in the first mounting member, and the first mounting frame is connected to the first support frame; A first rotating seat, wherein a first connecting groove is provided in the first rotating seat, and the first rotating seat is connected to the first mounting member; A second mounting member, wherein the second mounting member is L-shaped, an end portion of the third support frame is embedded in the second mounting member, and the second mounting member is connected to the third support frame; a second rotating seat, the second rotating seat being connected to the second mounting member, and at least a portion of the second rotating seat being embedded in the first connecting groove; A connecting shaft, wherein a second external thread is arranged on an outer wall of the connecting shaft, and the connecting shaft passes through the first rotating seat and the second rotating seat in sequence; A limiting nut, wherein a second threaded hole is provided in the limiting nut, and a second internal thread is provided in the second threaded hole, two limiting nuts are sleeved on the outer side of the connecting shaft, and the two limiting nuts are embedded in the first rotating seat, and the two limiting nuts are respectively fitted with two sides of the second rotating seat; Wherein, the second external thread is matched with the second internal thread.

6. The sliding seat folding screen device according to claim 5, characterized in that: The first mounting frame and the first rotating seat are an integrated structure; The second mounting frame and the second rotating seat are an integrated structure.

7. The sliding seat folding screen device according to claim 1, characterized in that: The slide folding screen device also includes: A support seat, wherein a second connecting groove is arranged in the support seat, at least two of the support seats are fixed on both sides of the first support frame, and at least two of the support seats are arranged opposite to each other; Rotating plates, at least two of which are respectively embedded in the second connecting grooves of at least two of the supporting seats, and the rotating plates are rotatably connected to the supporting seats; Support rods, one end of at least two of the support rods is connected to at least two of the rotating plates respectively, the support rods are perpendicular to the rotating plates, and the other ends of the support rods extend toward the first display screen; A receiving frame, wherein a receiving slot is provided in the receiving frame, and the receiving frame is placed on two opposite supporting rods; A support pad, the support pad is an elastic body, and the support pad is embedded in the receiving groove; A fixing pin, the fixing pin passes through the accommodating frame and the supporting pad in sequence, and the fixing pin is connected to the supporting rod; Wherein, the diameter of the fixing pin is smaller than the diameter of the supporting rod.

8. The sliding seat folding screen device according to claim 7, characterized in that: The slide folding screen device also includes: A first card socket, wherein a first card hole is provided in the first card socket, and at least two of the first card sockets are fixed to one end of the first display screen; A first locking seat, wherein a third threaded hole is provided in the first locking seat, a third internal thread is provided in the third threaded hole, at least two of the first locking seats are fixed to one end of the second display screen, and the first locking seat is opposite to the first clamping seat; A first locking rod, wherein a third external thread is provided on an outer wall of the first locking rod, the first locking rod passes through the third threaded hole, and at least a portion of the first locking rod is embedded in the first clamping hole of the first clamping seat; a first locking plate, the first locking plate passing through a side wall of the first locking seat and embedded in the first locking rod; A first top screw, the first top screw passes through the top of the first locking seat, and the first top screw is in contact with the first locking rod; Wherein, the third internal thread is matched with the third external thread.

9. The sliding seat folding screen device according to claim 8, characterized in that: The slide folding screen device also includes: A second card socket, wherein a second card hole is provided in the second card socket, and at least two of the second card sockets are fixed to the other end of the first display screen; A second locking seat, wherein a fourth threaded hole is provided in the second locking seat, a fourth internal thread is provided in the fourth threaded hole, at least two of the second locking seats are fixed to one end of the third display screen, and the second locking seats are opposite to the second clamping seat; A second locking rod, wherein a fourth external thread is provided on an outer wall of the second locking rod, the second locking rod passes through the fourth threaded hole, and at least a portion of the second locking rod is embedded in the second clamping hole of the second clamping seat; a second locking plate, the second locking plate passing through a side wall of the second locking seat and embedded in the second locking rod; A second top screw, the second top screw passes through the top of the second locking seat, and the second top screw is in contact with the second locking rod; Wherein, the fourth internal thread is matched with the fourth external thread.

10. The sliding seat folding screen device according to claim 9, characterized in that: The slide folding screen device also includes: first positioning holes, at least two of which are arranged at one end of the first display screen; First positioning pins, at least two of which are arranged at one end of the third display screen, and the first positioning pins are opposite to the first positioning holes; second positioning holes, at least two of which are arranged at the other end of the first display screen; Second positioning pins, at least two of which are arranged at one end of the second display screen, and the second positioning pins are opposite to the second positioning holes.

Images