阅读说明：本技术 一种设计图纸展示装置 (Design drawing display device ) 是由 辛成瑶 方敏 侯秀芳 于 2020-07-03 设计创作，主要内容包括：本发明公开了一种设计图纸展示装置,属于设计技术领域,包括承托板、展示板、清扫组件、自动翻页组件、减震组件、转动组件和角度调节组件,所述承托板呈水平设置,所述减震组件设置在承托板的顶部,所述转动组件设置在减震组件的顶部且与减震组件转动连接,所述角度调节组件设置在转动组件的顶部,所述展示板设置在角度调节组件上,所述安装槽内设有透明展示玻璃,所述清扫组件设置在展示板内且清扫组件与展示板滑动配合,所述自动翻页组件设置在展示板内且与展示板转动连接。本发明在对透明展示玻璃上的灰尘进行清理后就不需要人工对透明展示玻璃上的灰尘进行清理工作,可以长时间的对图纸进行展示作业。(The invention discloses a design drawing display device, which belongs to the technical field of design and comprises a bearing plate, a display plate, a cleaning assembly, an automatic page turning assembly, a damping assembly, a rotating assembly and an angle adjusting assembly, wherein the bearing plate is horizontally arranged, the damping assembly is arranged at the top of the bearing plate, the rotating assembly is arranged at the top of the damping assembly and is rotatably connected with the damping assembly, the angle adjusting assembly is arranged at the top of the rotating assembly, the display plate is arranged on the angle adjusting assembly, transparent display glass is arranged in a mounting groove, the cleaning assembly is arranged in the display plate and is in sliding fit with the display plate, and the automatic page turning assembly is arranged in the display plate and is rotatably connected with the display plate. According to the invention, after the dust on the transparent display glass is cleaned, the dust on the transparent display glass does not need to be cleaned manually, and the drawing can be displayed for a long time.)

1. The utility model provides a design drawing display device which characterized in that: comprises a bearing plate (1), a display plate (2), a cleaning assembly (3), an automatic page turning assembly (4), a damping assembly (5), a rotating assembly (6) and an angle adjusting assembly (7), wherein the bearing plate (1) is horizontally arranged, the damping assembly (5) is arranged at the top of the bearing plate (1), the rotating assembly (6) is arranged at the top of the damping assembly (5) and is rotatably connected with the damping assembly (5), the angle adjusting assembly (7) is arranged at the top of the rotating assembly (6), the display plate (2) is arranged on the angle adjusting assembly (7), the display plate (2) is rotatably connected with the rotating assembly (6), a mounting groove (21) is arranged in the display plate (2), transparent display glass (22) is arranged in the mounting groove (21), a moving groove (23) is arranged at the top of the display plate (2), clean subassembly (3) and show board (2) sliding fit in show board (2), turn over automatic page or leaf subassembly (4) and set up in show board (2) and rotate with show board (2) and be connected.

2. The design drawing display device according to claim 1, wherein: the cleaning assembly (3) comprises a driving motor (31), a driving screw rod (32), a driving plate (33) and a plurality of flexible cleaning strips (34), the driving motor (31) is arranged on the side wall of the display board (2), the output end of the driving motor (31) is provided with a first driving gear (35), the driving screw rod (32) is arranged on the side wall of the mounting groove (21) and is rotationally connected with the side wall of the mounting groove (21), one end of the driving screw rod (32) is provided with a second driving gear (36) meshed with the first driving gear (35), one end of the driving plate (33) is arranged on the driving screw rod (32) and is in threaded connection with the driving screw rod (32), the other end of the driving plate (33) is in sliding fit with the display plate (2), the flexible cleaning strips (34) are arranged at the bottom of the driving plate (33) at equal intervals, and the flexible cleaning strips (34) are in sliding fit with the top of the transparent display glass (22).

3. The design drawing display device according to claim 1, wherein: the automatic page turning assembly (4) comprises a page turning motor (41), a page turning belt (42) and two page turning rollers (43), the two page turning rollers (43) are symmetrically arranged on the side wall of the mounting groove (21), two ends of the two page turning rollers (43) are respectively rotatably connected with the display board (2), the page turning belt (42) is sleeved on the two page turning rollers (43), the output end of the page turning motor (41) is fixedly connected with one end of one of the page turning rollers (43), and a control button (44) electrically connected with the page turning motor (41) is arranged on the display board (2).

4. The design drawing display device according to claim 1, wherein: the damping assembly (5) comprises a damping plate (51) and two damping pieces (52) symmetrically arranged at the top of the bearing plate (1), each damping piece (52) comprises a mounting plate (521), a first damping spring (522), a driving wheel (523), a connecting rotating plate (524) and two second damping springs (525), the mounting plate (521) is horizontally arranged at the top of the bearing plate (1), the two second damping springs (525) are symmetrically and vertically arranged at the top of the mounting plate (521), the first damping spring (522) is vertically arranged between the two second damping springs (525), a vertically arranged first telescopic rod (526) is arranged in the first damping spring (522), a second telescopic rod (527) is arranged in each of the two second damping springs (525), the top of the first telescopic rod (526) is provided with a fixing plate (528) fixedly connected with the first damping spring (522), drive wheel (523) rotate to be connected at the top of fixed plate (528), connect the both ends of rotor plate (524) respectively with the top fixed connection of two second damping spring (525) and two second telescopic links (527), connect the bottom and the drive wheel (523) normal running fit of rotor plate (524), damping plate (51) level sets up the top of connecting rotor plate (524).

5. The design drawing display device according to claim 4, wherein: the rotating component (6) comprises a rotating motor (61), a bearing seat (62), a rotating shaft (63), a rotating mounting plate (64) and two bearing seats (65), the rotating motor (61) is arranged on the top of the damping plate (51) through a bearing seat (62), the output end of the rotating motor (61) is provided with a main gear (68), the rotating shaft (63) is arranged at the top of the damping plate (51) through a bearing seat (65), the rotating mounting plate (64) is arranged on the top of the rotating shaft (63) through a bearing seat (65), a pinion (69) meshed with the main gear (68) is arranged on the rotating shaft (63), the top of shock attenuation board (51) is equipped with circular slot (511), the top of rotating mounting panel (64) is equipped with four dwang (66) that are the circumference and set up, every the bottom of dwang (66) all is equipped with and rotates wheel (67) with circular slot (511) sliding fit.

6. The design drawing display device according to claim 5, wherein: the angle adjusting assembly (7) comprises two angle adjusting pieces (71) which have the same structure and are symmetrically arranged at the top of the rotating mounting plate (64), each angle adjusting piece (71) comprises an adjusting motor (72), a mounting frame (73), a moving block (74), an adjusting screw rod (75) and an adjusting plate (76), the mounting frame (73) is horizontally arranged on the top of the rotating mounting plate (64), two ends of the adjusting screw rod (75) are respectively arranged on the mounting frame (73) and are rotationally connected with the mounting frame (73), the adjusting motor (72) is arranged on the side wall of the mounting frame (73), the output end of the adjusting motor (72) is fixedly connected with one end of the adjusting screw rod (75), the moving block (74) is arranged on the adjusting screw rod (75) and is in threaded connection with the adjusting screw rod (75), two ends of the adjusting plate (76) are respectively and rotatably connected with the top of the moving block (74) and the bottom of the display plate (2).

7. The design drawing display device according to claim 1, wherein: the bottom of the bearing plate (1) is provided with four movable wheels (11) which are arranged in a rectangular shape.

Technical Field

The invention relates to the technical field of design, in particular to a design drawing display device.

Background

The show shelf, according to the show shelf characteristics, the product sales promotion essence show shelf that matches with it is designed, in addition have the creative sign, make the striking show of product present the public to strengthen the propaganda advertising effect to the product, the characteristic that the product can all-round show of essence show shelf, abundant accessory, and every subassembly can install in a flexible way, and multiple colour collocation, professional designer's exquisite design.

The patent of being CN109043972B as publication relates to a drawing show shelf for design, this drawing show shelf for design, including the base, the top welding of base has supporting spring, supporting spring keeps away from the one end welding of base and has the box, the activity ring has all been welded to the bottom of the box left and right sides, and the inside swing joint of activity ring has the movable rod, and the movable rod keeps away from the one end of activity ring respectively with the left and right sides welding at base top, and the surface activity of movable rod has cup jointed expanding spring. This drawing show shelf for design through having set up show board, connecting block, the lantern ring for the show board can be controlled about through the lantern ring on the surface of horizontal pole, makes the area of show board can obtain adjusting, makes the device reach the effect of being convenient for adjust show board area, has solved some current devices and has shown the inconvenient regulation of board area when using, and the not inconvenient problem of not equidimension drawing show getting up.

However, the above-mentioned devices also have the following problems in use: first, display device can fall the dust on the plane of show after long-time show, and the appearance of dust can influence the show of product with influence its pleasing to the eye, the second, the drawing is in the show, and the position of drawing can not remove, and the information of show is limited, when needs omnidirectional show drawing information, just needs to use a plurality of display device, leads to the inconvenience of reading.

Disclosure of Invention

The invention aims to provide a design drawing display device, which aims to solve the technical problems that in the prior art, dust falls on a display plane to influence the attractiveness of the design drawing display device, the display and the drawing position cannot be moved, and the displayed information is limited.

The invention provides a design drawing display device which comprises a bearing plate, a display board, a cleaning assembly, an automatic page turning assembly, a damping assembly, a rotating assembly and an angle adjusting assembly, wherein the bearing plate is horizontally arranged, the damping assembly is arranged at the top of the bearing plate, the rotating assembly is arranged at the top of the damping assembly and is rotatably connected with the damping assembly, the angle adjusting assembly is arranged at the top of the rotating assembly, the display board is arranged on the angle adjusting assembly and is rotatably connected with the display board, a mounting groove is formed in the display board, transparent display glass is arranged in the mounting groove, a moving groove is formed in the top of the display board, the cleaning assembly is arranged in the display board and is in sliding fit with the display board, and the automatic page turning assembly is arranged in the display board and is rotatably connected with the display board.

Further, clean the subassembly and include driving motor, drive lead screw, drive plate and a plurality of flexible strip that cleans, driving motor sets up on the lateral wall of show board and is equipped with first drive gear on driving motor's the output, the drive lead screw sets up on the lateral wall of mounting groove and rotates with the lateral wall of mounting groove and be connected, the one end of drive lead screw is equipped with the second drive gear with first drive gear meshing, the one end setting of drive plate on the drive lead screw and with drive lead screw threaded connection, the other end and the show board sliding fit of drive plate, it is a plurality of the flexible strip that cleans equidistant setting is in the bottom of drive plate and a plurality of flexible strip and transparent show glass's top sliding fit.

Furthermore, the automatic page turning assembly comprises a page turning motor, a page turning belt and two page turning rollers, the two page turning rollers are symmetrically arranged on the side wall of the mounting groove, two ends of the two page turning rollers are respectively rotatably connected with the display board, the page turning belt is sleeved on the two page turning rollers, the output end of the page turning motor is fixedly connected with one end of one of the page turning rollers, and the display board is provided with a control button electrically connected with the page turning motor.

Furthermore, the damping assembly comprises a damping plate and two damping parts symmetrically arranged at the top of the bearing plate, each damping part comprises a mounting plate, a first damping spring, a driving wheel, a connecting rotating plate and two second damping springs, the mounting plate is horizontally arranged at the top of the bearing plate, the two second damping springs are symmetrically and vertically arranged at the top of the mounting plate, the first damping spring is vertically arranged between the two second damping springs, a vertically arranged first telescopic rod is arranged in the first damping spring, a second telescopic rod is arranged in each of the two second damping springs, the top of the first telescopic rod is fixedly connected with the first damping spring to obtain a fixed plate, the driving wheel is rotatably connected at the top of the fixed plate, and two ends of the connecting rotating plate are respectively fixedly connected with the tops of the two second damping springs and the tops of the two second telescopic rods, the bottom of connecting the rotor plate and drive wheel normal running fit, the shock attenuation board level sets up the top at connecting the rotor plate.

Further, the runner assembly is including rotating motor, bearing seat, axis of rotation, rotation mounting panel and two bearing frames, it passes through the bearing seat setting at the top of shock attenuation board to rotate the motor, be equipped with the master gear on the output of rotation motor, the axis of rotation passes through the bearing frame setting at the top of shock attenuation board, the rotation mounting panel passes through the bearing frame setting at the top of axis of rotation, be equipped with the pinion with master gear meshing in the axis of rotation, the top of shock attenuation board is equipped with the circular slot, the top of rotation mounting panel is equipped with four dwangs that are the circumference setting, every the bottom of dwang all is equipped with rotates the wheel with circular slot sliding fit.

Furthermore, the angle adjusting assembly comprises two angle adjusting pieces which are identical in structure and symmetrically arranged at the top of the rotating mounting plate, each angle adjusting piece comprises an adjusting motor, a mounting frame, a moving block, an adjusting screw rod and an adjusting plate, the mounting frame is horizontally arranged at the top of the rotating mounting plate, two ends of the adjusting screw rod are respectively arranged on the mounting frame and are rotatably connected with the mounting frame, the adjusting motor is arranged on the side wall of the mounting frame, the output end of the adjusting motor is fixedly connected with one end of the adjusting screw rod, the moving block is arranged on the adjusting screw rod and is in threaded connection with the adjusting screw rod, and two ends of the adjusting plate are respectively rotatably connected with the top of the moving block and the bottom of the display plate.

Furthermore, the bottom of the supporting plate is provided with four movable wheels which are arranged in a rectangular shape.

Compared with the prior art, the invention has the beneficial effects that:

firstly, after the drawing is displayed for a long time, a large amount of dust on the transparent display glass influences subsequent viewing, at the moment, the driving motor works to drive the first driving gear to rotate, the first driving gear rotates to drive the second driving gear to rotate, the second driving gear rotates to drive the driving screw rod to rotate on the display board, the driving screw rod rotates to drive the driving plate to move on the side wall of the mounting groove, the driving plate moves to drive the flexible cleaning strips to move to clean the dust on the transparent display glass, the dust on the transparent display glass does not need to be cleaned manually after the dust on the transparent display glass is cleaned, and the drawing can be displayed for a long time.

Secondly, when the drawings are watched, different display contents in the drawings need to be watched, at the moment, the control button is pressed, the control button controls the page turning motors to work, the page turning motors work to drive one page turning roller to rotate, one page turning roller rotates to drive the other page turning roller to rotate through the page turning belt, the page turning belt rotates to drive the drawings to continuously move forwards, the drawings are driven to move forwards to be convenient to watch, and when recording and photographing are needed, the control button is pressed to control the page turning motors to stop rotating, so that the page turning belt is driven to stop rotating, and the drawings are recorded and photographed.

Drawings

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

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a perspective view of the shock absorbing assembly of the present invention;

FIG. 4 is a perspective view of the rotating assembly of the present invention;

FIG. 5 is a perspective view of the angle adjustment member of the present invention;

FIG. 6 is a partial perspective view of the first embodiment of the present invention;

FIG. 7 is an enlarged view taken at A in FIG. 6;

fig. 8 is a partial perspective view of the second embodiment of the present invention.

Reference numerals:

the cleaning device comprises a supporting plate 1, a moving wheel 11, a display plate 2, a mounting groove 21, a transparent display glass 22, a moving groove 23, a cleaning component 3, a driving motor 31, a driving screw rod 32, a driving plate 33, a flexible cleaning strip 34, a first driving gear 35, a second driving gear 36, an automatic page turning component 4, a page turning motor 41, a page turning belt 42, a page turning roller 43, a control button 44, a damping component 5, a damping plate 51, a circular groove 511, a damping piece 52, a mounting plate 521, a first damping spring 522, a driving wheel 523, a connecting rotating plate 524, a second damping spring 525, a first telescopic rod 526, a second telescopic rod 527, a fixing plate 528, a rotating component 6, a rotating motor 61, a bearing seat 62, a rotating shaft 63, a rotating mounting plate 64, a bearing seat 65, a rotating rod 66, a rotating wheel 67, a main gear 68, a secondary gear 69, an angle adjusting component 7, an angle adjusting piece 71, an adjusting motor 72 and a mounting frame 73, moving block 74, adjusting screw 75, adjusting plate 76.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an embodiment of the present invention provides a design drawing display device, including a supporting plate 1, a display board 2, a cleaning assembly 3, an automatic page turning assembly 4, a damping assembly 5, a rotating assembly 6 and an angle adjusting assembly 7, wherein the supporting plate 1 is horizontally disposed, the damping assembly 5 is disposed on the top of the supporting plate 1, the rotating assembly 6 is disposed on the top of the damping assembly 5 and rotatably connected with the damping assembly 5, the angle adjusting assembly 7 is disposed on the top of the rotating assembly 6, the display board 2 is disposed on the angle adjusting assembly 7, the display board 2 is rotatably connected with the rotating assembly 6, an installation groove 21 is disposed in the display board 2, a transparent display glass 22 is disposed in the installation groove 21, a moving groove 23 is disposed on the top of the display board 2, the cleaning assembly 3 is disposed in the display board 2, and the cleaning assembly 3 is in sliding fit with the display board 2, the automatic page turning assembly 4 is arranged in the display board 2 and is rotatably connected with the display board 2; when the drawing is displayed, the drawing is fixed on the automatic page turning component 4, the viewer observes the drawing through the transparent display glass 22, and the transparent display glass 22 can be moved out through the moving groove 23 to replace the drawing.

Specifically, the cleaning assembly 3 comprises a driving motor 31, a driving screw rod 32, a driving plate 33 and a plurality of flexible cleaning strips 34, wherein the driving motor 31 is arranged on the side wall of the display board 2, the output end of the driving motor 31 is provided with a first driving gear 35, the driving screw rod 32 is arranged on the side wall of the mounting groove 21 and is rotatably connected with the side wall of the mounting groove 21, one end of the driving screw rod 32 is provided with a second driving gear 36 meshed with the first driving gear 35, one end of the driving plate 33 is arranged on the driving screw rod 32 and is in threaded connection with the driving screw rod 32, the other end of the driving plate 33 is in sliding fit with the display board 2, the plurality of flexible cleaning strips 34 are arranged at the bottom of the driving plate 33 at equal intervals, and the plurality of flexible cleaning strips 34 are in sliding fit with the top of the transparent display glass 22; after carrying out long-time show to the drawing, have a large amount of dust to influence subsequent watching on transparent show glass 22, driving motor 31 work this moment drives first drive gear 35 and rotates, first drive gear 35 rotates and drives second drive gear 36 and rotate, second drive gear 36 rotates and drives drive lead screw 32 and rotate on show board 2, drive lead screw 32 rotates and drives drive plate 33 and remove on the lateral wall of mounting groove 21, drive plate 33 removes and drives a plurality of flexibility and clean strip 34 and remove and clear up the dust on transparent show glass 22, just do not need the manual work to clear up the dust on transparent show glass 22 after clearing up the dust on transparent show glass 22, can be long-time show the operation to the drawing.

Specifically, the automatic page turning assembly 4 comprises a page turning motor 41, a page turning belt 42 and two page turning rollers 43, the two page turning rollers 43 are symmetrically arranged on the side wall of the mounting groove 21, two ends of the two page turning rollers 43 are respectively rotatably connected with the display board 2, the page turning belt 42 is sleeved on the two page turning rollers 43, an output end of the page turning motor 41 is fixedly connected with one end of one of the page turning rollers 43, and the display board 2 is provided with a control button 44 electrically connected with the page turning motor 41; when the drawing is watched, different showing contents in the drawing need to be watched, at the moment, the control button 44 is pressed, the control button 44 controls the page turning motor 41 to work, the page turning motor 41 works to drive one page turning roller 43 to rotate, one page turning roller 43 rotates to drive the other page turning roller 43 to rotate through the page turning belt 42, the page turning belt 42 rotates to drive the drawing to continuously move forwards, the drawing is driven to move forwards, the drawing is convenient to watch, and when recording and photographing are needed, the control button 44 is pressed to control the page turning motor 41 to stop rotating, so that the page turning belt 42 is driven to stop rotating, and the drawing is recorded and photographed.

Specifically, the damping component 5 includes a damping plate 51 and two damping members 52 symmetrically arranged on the top of the supporting plate 1, each damping member 52 includes a mounting plate 521, a first damping spring 522, a driving wheel 523, a connecting rotating plate 524 and two second damping springs 525, the mounting plate 521 is horizontally arranged on the top of the supporting plate 1, the second damping springs 525 are symmetrically and vertically arranged on the top of the mounting plate 521, the first damping spring 522 is vertically arranged between the two second damping springs 525, a vertically arranged first telescopic rod 526 is arranged in the first damping spring 522, two second telescopic rods 527 are arranged in the second damping springs 525, the top of the first telescopic rod 526 is provided with a fixing plate 528 fixedly connected with the first damping spring, the driving wheel 523 is rotatably connected to the top of the fixing plate 528, two ends of the connecting rotating plate 524 are respectively fixedly connected to the tops of the two second damping springs 525 and the two second telescopic rods 527 Then, the bottom of the connecting rotating plate 524 is in rotating fit with the driving wheel 523, and the damping plate 51 is horizontally arranged at the top of the connecting rotating plate 524; when runner assembly 6 and angle adjusting subassembly 7 during operation, can produce vibrations, also can take place vibrations at the in-process of using, shock attenuation board 51 will shake the transmission to connecting on the rotor plate 524 this moment, connect the rotor plate 524 through rotating on drive wheel 523, will shake the transmission to first damping spring 522, first telescopic link 526, in two second damping spring 525 and two second telescopic links 527, eliminate the vibrations that produce, prevent to take place vibrations red in the process of using or rock the show of influence to the drawing.

Specifically, the rotating assembly 6 comprises a rotating motor 61, a bearing seat 62, a rotating shaft 63, a rotating mounting plate 64 and two bearing seats 65, wherein the rotating motor 61 is arranged at the top of the damping plate 51 through the bearing seat 62, a main gear 68 is arranged on the output end of the rotating motor 61, the rotating shaft 63 is arranged at the top of the damping plate 51 through the bearing seats 65, the rotating mounting plate 64 is arranged at the top of the rotating shaft 63 through the bearing seats 65, a secondary gear 69 meshed with the main gear 68 is arranged on the rotating shaft 63, a circular groove 511 is arranged at the top of the damping plate 51, four rotating rods 66 circumferentially arranged are arranged at the top of the rotating mounting plate 64, and a rotating wheel 67 in sliding fit with the circular groove 511 is arranged at the bottom of each rotating rod 66; the rotating motor 61 works to drive the main gear 68 to rotate, the main gear 68 rotates to drive the auxiliary gear 69 to rotate so as to drive the rotating shaft 63 to rotate on the bearing seat 65, the rotating shaft 63 rotates to drive the rotating mounting plate 64 to rotate in the circular groove 511 through the four rotating rods 66 and the four rotating wheels 67, and the rotating mounting plate 64 rotates to drive the display board 2 to rotate so as to drive the displayed drawing to rotate, so that the drawing can be conveniently displayed at different positions.

Specifically, the angle adjusting assembly 7 includes two angle adjusting pieces 71 which have the same structure and are symmetrically arranged on the top of the rotating mounting plate 64, each angle adjusting piece 71 includes an adjusting motor 72, a mounting frame 73, a moving block 74, an adjusting screw 75 and an adjusting plate 76, the mounting frame 73 is horizontally arranged on the top of the rotating mounting plate 64, two ends of the adjusting screw 75 are respectively arranged on the mounting frame 73 and rotatably connected with the mounting frame 73, the adjusting motor 72 is arranged on the side wall of the mounting frame 73, the output end of the adjusting motor 72 is fixedly connected with one end of the adjusting screw 75, the moving block 74 is arranged on the adjusting screw 75 and is in threaded connection with the adjusting screw 75, and two ends of the adjusting plate 76 are respectively rotatably connected with the top of the moving block 74 and the bottom of the display plate 2; adjusting motor 72 work drives accommodate the lead screw 75 and rotates on installing frame 73, and accommodate the lead screw 75 and rotate and drive the movable block 74 and remove, and the movable block 74 removes and drives regulating plate 76 and rotate, and regulating plate 76 rotates and drives show board 2 and rotate on rotating the installing plate 64, realizes showing the operation to it at the angle of difference to the show drawing.

Specifically, four moving wheels 11 which are arranged in a rectangular shape are arranged at the bottom of the supporting plate 1; the four movable wheels 11 can drive the device to move in any direction, and the drawing is conveniently displayed.

The working principle of the invention is as follows: when the invention is used, after a drawing is displayed for a long time, a large amount of dust on the transparent display glass 22 influences the subsequent viewing, at the moment, the driving motor 31 works to drive the first driving gear 35 to rotate, the first driving gear 35 rotates to drive the second driving gear 36 to rotate, the second driving gear 36 rotates to drive the driving screw 32 to rotate on the display board 2, the driving screw 32 rotates to drive the driving plate 33 to move on the side wall of the mounting groove 21, the driving plate 33 moves to drive the flexible cleaning strips 34 to move to clean the dust on the transparent display glass 22, after the dust on the transparent display glass 22 is cleaned, the dust on the transparent display glass 22 does not need to be cleaned manually, the drawing can be displayed for a long time, when the drawing is viewed, different display contents in the drawing need to be viewed, at this time, the control button 44 is pressed, the control button 44 controls the page turning motors 41 to work, the page turning motors 41 work to drive one page turning roller 43 to rotate, one page turning roller 43 rotates to drive the other page turning roller 43 to rotate through the page turning belt 42, the page turning belt 42 rotates to drive the drawing to continuously move forwards, the drawing is driven to move forwards to be conveniently watched, when recording and photographing are needed, the control button 44 is pressed to control the page turning motor 41 to stop rotating, thereby driving the page turning belt 42 to stop rotating, carry out the record and shoot the drawing, damping component 5 is used for eliminating the vibrations that produce, prevents to take place vibrations or rock the show of influence to the drawing at the in-process that uses, and rotating assembly 6 is used for driving the drawing rotation of show, conveniently demonstrates the drawing in the position of difference, and angle adjusting part 7 is used for realizing showing the operation to it at the angle of difference to the show drawing.

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