CN111928079A

CN111928079A - Be used for all-round display device of art design works

Info

Publication number: CN111928079A
Application number: CN202010960036.XA
Authority: CN
Inventors: 王增
Original assignee: Henan Polytechnic Institute
Current assignee: Henan Polytechnic Institute
Priority date: 2018-12-17
Filing date: 2018-12-17
Publication date: 2020-11-13
Anticipated expiration: 2038-12-17
Also published as: CN109619925B; CN111928079B; CN109619925A

Abstract

The invention relates to the technical field of omnibearing display devices, in particular to an omnibearing display device for art design works, which comprises a base, wherein a projection device is arranged on the base and comprises a display stand, a cover plate is arranged at the top of the display stand, a groove is formed in one surface of the cover plate, which is positioned in the display stand, a projection light source with a fine adjustment device is arranged in the groove, the fine adjustment device can adjust the horizontal plane and the vertical plane of the projection light source, and the problems that in the prior art, a display screen of the projection device of the all-position display device cannot be adjusted, and the display screen cannot be projected to a proper position of a pyramid stand, so that a better visual effect is brought to the exhibition of an exhibit are solved.

Description

Be used for all-round display device of art design works

The patent application is divisional application, the application number of a parent application is 2018115394521, and the application date of the parent application is 12 months and 17 days in 2018.

Technical Field

The invention belongs to the technical field of omnibearing display devices, and particularly relates to an omnibearing display device for art design works.

Background

Full position display device can demonstrate better visual effect by the image through the display screen projection to the pyramid platform that is used for showing the projection image on, receives more and more people's favor, when its works show or decorate, and more places have been used to all-round display device. However, the display screen of the projection device in a general all-position display device is fixed, and the image displayed by the display screen needs to be projected to the central position of the pyramid table to achieve the best projection effect. The display screen of the projection device cannot be adjusted on the display site, and if the display screen cannot be adjusted to the optimal projection position, good visual effect cannot be brought to visitors.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the omnibearing display device for the artistic design works, and solves the problems that the display screen of the projection device of the display device in the prior art cannot be adjusted and cannot be projected to the proper position of the pyramid platform to bring better visual effect for the display of the exhibits.

The technical scheme is that the omnibearing display device for the artistic works comprises a base and a display stand positioned on the base, wherein the display stand is provided with a pyramid platform for displaying a projected image, a projection light source with a display screen is arranged right above the top end of the pyramid platform, the omnibearing display device further comprises a cover plate for installing the projection light source, one surface of the cover plate opposite to the display stand is provided with a groove, the projection light source with a fine adjustment device is arranged in the groove, the projection light source is positioned right above the pyramid platform to form a group of structures for displaying, the display screen of the projection light source is matched with the fine adjustment device to form a structure of the fine adjustment device capable of adjusting the posture of the display screen, the fine adjustment device comprises a movable seat capable of moving relative to the horizontal plane position and a fixed seat capable of adjusting the distance or the angle between the projection light source and the pyramid platform in the vertical direction, and a connecting structure is arranged between the, the connecting structure enables the fixing seat to be driven to move simultaneously when the moving seat is adjusted to move horizontally, the fixing seat does not affect the moving seat when the fixing seat is adjusted, and one end, far away from the moving seat, of the fixing seat is fixedly connected with a projection light source with a display screen.

Furthermore, mutually perpendicular division boards are arranged inside the display platform to form four same vertical cavities, a group of structures for displaying is arranged in each vertical cavity, the cover plate is composed of four sub-plates of which the structures are quarter circular plates, each sub-plate is arranged corresponding to each vertical cavity, and the circular arc edges of the sub-plates are hinged to the display platform.

Furthermore, the movable seat is embedded into the bottom of the groove, a gap for the movable seat to move horizontally is arranged between the movable seat and the groove, supporting rods detachably connected with the cover plate are distributed at the edge of the movable seat, one end of each supporting rod is inserted into a supporting groove arranged on the movable seat, each supporting groove comprises a sliding fit section in sliding fit with the corresponding supporting rod, a structure that the supporting rods extend into the supporting grooves to fix the movable plate in the groove in a horizontally sliding manner is formed, a supporting seat for fixing a first spring is arranged at a position, close to the edge of the groove, on each supporting rod, one end, far away from the edge of the groove, of each supporting seat is clamped with the corresponding first spring, a clamping plate for clamping the corresponding first spring is arranged on the movable seat, the cross section of each supporting groove is T-shaped, and one end, far away from the sliding fit section, of each supporting groove penetrates, one end of the supporting rod far away from the supporting seat passes through the sliding fit section of the supporting groove and extends into the supporting groove, a vertical rod which is fixed on the support rod and is vertical to the support rod is arranged in one end of the support groove far away from the first spring, the two end parts of the vertical rod in the length direction are respectively provided with a circular groove for fixing the second spring, one end of each second spring, which is far away from the vertical rod, is respectively provided with a clamping seat which can stretch and move transversely along with the first spring, one end of the clamping seat far away from the second spring is contacted with the moving seat, one surface of the cover plate far away from the groove is provided with a push rod which can enter a gap between the moving seat and the groove, push rods are arranged at the four edges of the moving seat, push holes for the push rods to enter are arranged on the upper surface of the cover plate, each push hole is positioned in a gap between the moving seat and the edge of the groove, and a structure that one end of the push rod enters the gap to control the movable seat to move and finely adjust the position of the projection light source with the display screen in the horizontal plane is formed.

Furthermore, the cardboard can take place relative movement with removing the seat, the annular structure that the cardboard was suitable for the bracing piece to pass, be provided with on the cardboard and be used for first spring fixed ring groove, the cardboard is close to one side of movable plate and is provided with the sand grip parallel with the montant, be provided with the elongated slot that is used for the sand grip to remove along the direction parallel with the montant on the movable plate, form and remove the seat and remove when moving along montant length direction and keep motionless structure under the effect of first spring.

Furthermore, the clamping seat is connected with the moving seat in a sliding manner, a sliding rail used for moving the clamping seat is arranged at the position, close to the clamping seat, of the moving seat, the cross section of the sliding rail is in a T shape, a sliding seat capable of moving on the sliding rail is arranged at one end, far away from the second spring, of the clamping seat, and a structure that the clamping seat is kept immovable under the action of the second spring when the moving seat moves along the length direction of the supporting rod is formed.

Further, connection structure includes the third spring, the one side central point that the recess was kept away from to the removal seat puts the department and is provided with the third spring, the one end that the removal seat was kept away from to the third spring is connected with the fixing base, it changes the cam of its interval or relative angle to be equipped with between removal seat and the fixing base, the cam material is iron, be provided with on removal seat and the fixing base and adsorb complex magnet with the cam, be provided with the pivot on the cam, the one end that the cam was kept away from in the pivot is provided with and is used for the pivoted gyro wheel, the gyro wheel extends apron upper and lower surface, be provided with on the apron and be used for gyro wheel pivoted rectangular hole, the one end that the cam was kept away from in the pivot is passed and is removed the fixed strip on the seat and the rotatable.

Furthermore, the cams are provided with at least four edges arranged between the movable seat and the fixed seat, each branch plate is provided with at least four rectangular holes used for placing rollers, and the rectangular holes penetrate through the thickness direction of the branch plate.

Furthermore, the arc outer surface of the roller is provided with a slit which is symmetrical about the center of the roller circle, and a shifting piece which is used for shifting the roller conveniently is clamped inside the slit.

Furthermore, the outer surface of the projection device is provided with a rack fixed by a bolt, a cavity used for accommodating the projection device is formed in the base, a mounting seat is arranged on the base, a motor is fixed in the mounting seat, a gear used in cooperation with the rack is connected to an output shaft of the motor in a key mode, and a structure that the motor drives the gear and the rack to be meshed so as to drive the projection device to move up and down is formed.

The projection light source is connected with the movable seat and the fixed seat, the movable seat is clamped in the groove by adopting a plurality of first springs, and enters a gap between the movable seat provided with the first springs and the groove through the push rod, so that the expansion amount of the first springs is changed, and the transverse movement of the movable seat in the horizontal plane is realized; the edge of the groove is provided with a supporting rod, the other end of the supporting rod is provided with a vertical rod perpendicular to the supporting rod, two ends of the vertical rod are provided with second springs, a moving seat is provided with a supporting groove for moving, the supporting groove enters a gap between the moving seat provided with the second springs and the groove through a push rod, the expansion amount of the second springs is changed, and the moving seat longitudinally moves on the horizontal plane;

a clamping plate capable of longitudinally moving on the moving seat is arranged at the position, close to the moving seat, of the first spring, and when the first spring longitudinally moves, one end, close to the moving seat, of the first spring makes corresponding displacement, so that the longitudinal movement is guaranteed to be smoothly carried out; one end of the second spring close to the moving seat is provided with a clamping seat capable of moving transversely on the moving seat, and one end of the second spring close to the moving seat makes corresponding displacement during transverse movement, so that the transverse movement is ensured to be carried out smoothly;

remove seat and fixing base and adopt third spring flexible coupling, and be provided with the magnet of mutually supporting at its border, the first magnet of inter attraction is provided with the cam that can change two magnet intervals with second magnet middle part, can realize removing the interval on seat and the fixing base vertical direction through rotating the cam, and horizontal and fore-and-aft displacement of horizontal plane can be made to the cooperation removal seat, realizes fixing the omnidirectional fine setting of projection light source on the fixing base.

Drawings

Fig. 1 is a structural view of a fine adjustment device of a display device for the whole of art design works according to the present invention.

Fig. 2 is an overall structural view of the display device for the art design work in all directions according to the present invention.

FIG. 3 is a top plan view of the present invention showing the device for full directional display of artwork with the panels open.

FIG. 4 is a sectional view of the movable stand of the display device for displaying works of art according to the present invention.

FIG. 5 is an enlarged sectional view A of the movable stand of the display device for displaying all-round art works according to the present invention.

FIG. 6 is a sectional view B-B of the movable stand of the display device for displaying works of art according to the present invention.

Fig. 7 is a structural view of the fine adjustment device of the display device for the art design work in all directions according to the present invention.

FIG. 8 is a cross-sectional view of the wheel of the present invention for use in an all-round display of artwork.

Fig. 9 is a front view of the putter of the art design display device of the present invention.

The device comprises a base 1, a display platform 2, a cover plate 3, a groove 4, a projection light source 5, a movable seat 6, a fixed seat 7, a support rod 8, a support seat 9, a first spring 10, a clamping plate 11, a support groove 12, a vertical rod 13, a circular groove 14, a second spring 15, a clamping seat 16, a push rod 17, a third spring 18, a rectangular hole 19, a magnet 20, a push hole 21, a cam 22, a rotating shaft 23, a roller 24, a fixed strip 25, a partition plate 26, a partition plate 27, a convex strip 28, a long groove 29, a slide rail 30, a slide seat 31, a slit 32, a poking piece 33, a cavity 34, a motor 36, a gear 37 and a rack 38.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings.

Embodiment one, as shown in the accompanying drawings, is used for the omnidirectional display device of art design works, including base 1, and be located the show stand 2 on base 1, be provided with the frustum of pyramid that is used for showing the projected image on the show stand 2, be equipped with the projection light source 5 that has the display screen directly over the frustum of pyramid top, the display screen of projection light source 5 is with the image projection on the frustum of pyramid, can make omnidirectional show with the showpiece. Still including the apron 3 that is used for installing projection light source 5, apron 3 is the circular shape of using with the cooperation of show stand 2, and the one end bolt fastening of apron 3 has the hinge of connection on show stand 2, adopts openable and closed structure swing joint on show stand 2. The one side that apron 3 and show stand 2 are relative is provided with recess 4, and recess 4 is for sunken 3 inside structures that are the rectangle shape of apron, and recess 4 is inside to be provided with projection light source 5 that has micromatic setting, and projection light source 5 is located the frustum of pyramid and constitutes a set of structure that is used for the show directly over, and a projection light source 5 constitutes a set of projection show structure with the frustum of pyramid cooperation that shows the image. The display screen of the projection light source 5 is matched with the fine adjustment device to form a structure that the fine adjustment device can adjust the posture of the display screen, the fine adjustment device can realize the adjustment of the angle or the horizontal position of the projection light source 5, the projection light source 5 is adjusted according to the field requirement, and the better projection effect is ensured. The fine adjustment device comprises a movable seat 6 capable of moving relative to the horizontal plane and a fixed seat 7 capable of adjusting the distance or angle between the projection light source 5 and the pyramid table in the vertical direction;

remove seat 6 and imbed in recess 4 bottoms, remove and be equipped with the space that is used for removing 6 horizontal migration of seat between seat 6 and the recess 4, the border that removes seat 6 distributes and laps 3 between can dismantle the bracing piece 8 of being connected, the cross section of bracing piece 8 is the rectangle, recess 4 borders are provided with and are used for having the internal screw thread deep groove with bracing piece 8 is fixed, bracing piece 8 and deep groove complex one end are for having the cylindrical structure of external screw thread. The other end portion of the support bar 8 enters a support groove 12 formed in the movable base 6, and the support groove 12 includes a sliding engagement section that slidably engages with the support bar 8, thereby forming a structure in which the support bar 8 is inserted into the support groove 12 to fix the movable plate horizontally slidably inside the recess 4. The width of the sliding fit section of the support groove 12 is larger than that of the support rod 8, and the movable seat 6 can move under the support action of the support rod 8 by the sliding fit section. A supporting seat 9 for fixing a first spring 10 is arranged on the supporting rod 8 close to the edge of the groove 4, the supporting seat 9 is a rectangular ring-shaped structure sleeved on the outer surface of the supporting rod 8, the connecting mode of the supporting seat 9 and the supporting rod 8 can be but is not limited to welding, the first spring 10 is clamped at one end of the supporting seat 9 far away from the edge of the groove 4, a ring-shaped groove body for clamping the first spring 10 is arranged on the supporting seat 9, a clamping plate 11 for clamping the first spring 10 is arranged on the movable seat 6, a plastic shell matched with the excircle of the first spring 10 is sleeved outside one end of the first spring 10 close to the clamping plate 11, the plastic shell is connected with the clamping plate 11 in a gluing mode, a push rod 17 capable of entering the gap between the movable seat 6 and the groove 4 is arranged on one surface of the cover plate 3 far away from the groove 4, push rods 17 are arranged on, the push rod 17 is connected with the push holes 21 by screw threads, each push hole 21 is positioned in a gap between the moving seat 6 and the edge of the groove 4, the push rod 17 enters the gap between the moving seat 6 and the groove 4 through the push hole 21, when the adjustment is not needed, one end of the push rod 17 positioned in the gap is in a circular truncated cone shape, the bottom surface with a smaller area of the circular truncated cone is contacted with the edge of the moving seat 6, when the adjustment is needed, the push rod 17 moves downwards by means of threads, the radius of a circle where the circular truncated cone-shaped part of the push rod 17 is in contact with the moving seat 6 is gradually increased, the circular truncated cone-shaped part of the push rod 17 continuously extrudes the moving seat 6 to one side and enables the moving seat 6 to generate a relatively large moving distance, and a structure that when one end of the push rod 17 enters a gap where the first spring 10 is located, the moving seat 6 is pushed to move, the first spring 10 on one side of the moving plate is relaxed, the first spring 10 on the other side of the moving plate is compressed, and the position of the projection light source 5 with the display screen;

the cross-section that supports groove 12 is "T" style of calligraphy, the one end that sliding fit section was kept away from in support groove 12 runs through the thickness direction who removes seat 6, the one end that supporting seat 9 was kept away from to bracing piece 8 passes the sliding fit section that supports groove 12 and extends to supporting inside 12, support groove 12 and keep away from the inside montant 13 that is fixed to bracing piece 8 and perpendicular to bracing piece 8 that is provided with of one end of

first spring

10, 8 one ends of bracing piece are provided with the sunken groove that is used for montant 13 to place, montant 13 and bracing piece 8 adopt bolted connection. Both ends of the vertical rod 13 in the length direction are provided with circular grooves 14 for fixing the second spring 15, the circular grooves 14 are sunken into the vertical rod 13, and the diameter of the circular grooves 14 is suitable for the outer diameter of the second spring 15, so that the second spring 15 is convenient to fix. One end of the second spring 15, which is far away from the vertical rod 13, is provided with a clamping seat 16 which can stretch and move transversely along with the first spring 10, the clamping seat 16 is of a hollow cylindrical structure lacking a top plate, and the inner diameter of the clamping seat 16 is the same as the outer diameter of the second spring 15, so that the second spring 15 is convenient to fix. One end of the clamping seat 16, which is far away from the second spring 15, is contacted with the moving seat 6, and is the same as the transverse moving fine adjustment device, when the push rod 17 enters a gap between the moving seat 6 and the groove 4, a structure is formed, wherein one end of the push rod 17 enters an adjacent gap of the gap where the first spring 10 is located to push the moving seat 6 to move, the second spring 15 on one side of the supporting rod 8 is relaxed, the second spring 15 on the other side is compressed, and the position of the projection light source 5 with the display screen is finely adjusted longitudinally in a horizontal plane;

remove and be equipped with connection structure between seat 6 and the fixing base 7, connection structure makes and drives fixing base 7 and move simultaneously when adjusting the horizontal migration of moving seat 6, and when adjusting fixing base 7, fixing base 7 independent action does not influence and removes seat 6. The connecting structure comprises a third spring 18, the third spring 18 is arranged at the center of one face of the moving seat 6 far away from the groove 4, one end of the third spring 18 far away from the moving seat 6 is connected with the fixed seat 7, the third spring 18 is located at the center of the fixed seat 7, two end parts of the third spring 18 are provided with fixing pieces which horizontally penetrate through the cross shape of the third spring 18, and the fixing pieces are fixed on the moving seat 6 and the fixed seat 7 through screws. Remove and be equipped with the cam 22 that changes its interval or relative angle between seat 6 and the fixing base 7, the cam 22 material is iron, removes to be provided with on seat 6 and the fixing base 7 with cam 22 adsorption fit's magnet 20, removes all to be provided with on seat 6 and the fixing base 7 and is used for the square groove of magnet 20 installation, and magnet 20 passes through the fix with screw inside the square groove. The cam 22 is provided with a rotating shaft 23, one end of the rotating shaft 23, which is far away from the cam 22, is provided with a roller 24 for rotation, the roller 24 and the rotating shaft 23 are in key connection, the roller 24 extends out of the upper surface and the lower surface of the cover plate 3, and the cover plate 3 is provided with a rectangular hole 19 for the rotation of the roller 24. One end of the rotating shaft 23 far away from the cam 22 penetrates through the fixing strip 25 on the moving seat 6 and the rectangular hole 19 and is rotatably fixed in the arc-shaped groove at one edge of the rectangular hole 19 far away from the cam 22, the fixing strips 25 are four and are integrated with the moving seat 6, and the four fixing strips 25 are sequentially connected end to form a rectangular frame structure. One end of the fixed seat 7 far away from the movable seat 6 is fixedly connected with a projection light source 5 with a display screen.

In an embodiment, according to the attached drawings, a mutually perpendicular partition plate 27 is arranged inside the display stand 2, vertical slots for clamping the partition plate 27 are arranged on the inner wall of the display stand 2, four identical vertical cavities are formed, and a group of structures for displaying are arranged in each vertical cavity. The cover plate 3 is composed of four sub-plates 26 of which the structures are quarter circular plates, each sub-plate 26 is arranged corresponding to each vertical cavity, each sub-plate 26 is provided with a projection light source 5, and each vertical cavity is internally provided with a pyramid table to form four groups of projection structures. The circular arc edge of the sub-plate 26 is hinged to the display stand 2 by a hinge, and the partition plate 27 is used for supporting two right-angle edges of the sub-plate 26.

In an embodiment, according to the attached drawings, the clamping plate 11 can move relative to the movable base 6 to form a structure that the clamping plate 11 keeps not moving together with the movable base 6 by connecting with the first spring 10 when the movable base 6 moves in the direction perpendicular to the first spring 10, the clamping plate 11 is a ring-shaped structure suitable for the support rod 8 to pass through, and the clamping plate 11 is provided with a ring groove for fixing the first spring 10. One surface of the clamping plate 11 close to the moving plate is provided with a convex strip 28 parallel to the vertical rod 13, the convex strip 28 and the clamping plate 11 are of an integral structure, the moving plate is provided with a long groove 29 for the convex strip 28 to move along the direction parallel to the vertical rod 13, and a structure that the clamping plate 11 is kept immovable under the action of the first spring 10 when the moving seat 6 moves along the length direction of the vertical rod 13 is formed.

In an embodiment, according to the figures, the blocking seat 16 is slidably coupled to the mobile seat 6, forming a structure in which the blocking seat 16 remains free from following the mobile seat 6 by virtue of the coupling with the second spring 15 when the mobile seat 6 is displaced in a direction perpendicular to the second spring 15. A slide rail 30 for moving the clamping seat 16 is arranged at a position of the moving seat 6 close to the clamping seat 16, the slide rail 30 and the moving seat 6 are of an integral structure, the cross section of the slide rail 30 is of a 'T' shape, and a slide seat 31 capable of moving on the slide rail 30 is arranged at one end of the clamping seat 16 far away from the second spring 15, so that a structure that the clamping seat 16 is kept immovable under the action of the second spring 15 when the moving seat 6 moves along the length direction of the support rod 8 is formed.

In one embodiment, as shown in the drawings, the cams 22 are at least four sides disposed between the movable seat 6 and the fixed seat 7, the cams 22 are disposed on each side of the movable seat 6 and the fixed seat 7, each of the sub-plates 26 is provided with at least four rectangular holes 19 for placing the rollers 24, and the rectangular holes 19 penetrate through the sub-plates 26 in the thickness direction. If the movable seat 6 and the fixed seat 7 are configured by a plurality of sets of magnets 20 and cams 22, the number of the rectangular holes 19 needs to be changed according to the number of the cams 22. When the distance between the display screen on the fixed seat 7 and the pyramid platform needs to be adjusted, the four cams 22 need to be adjusted simultaneously; when the angle between the display screen and the pyramid frustum on the fixing seat 7 needs to be adjusted, at least one cam 22 needs to be adjusted.

In one embodiment, according to the drawings, the outer surface of the arc of the roller 24 is provided with a slit 32 symmetrical about the center of the circle of the roller 24, and a shifting piece 33 for shifting the roller 24 is clamped inside the slit 32.

In an embodiment, according to the attached drawings, a rack 38 fixed by a bolt is arranged on the outer surface of the projection device, a cavity 34 used for accommodating the projection device is arranged inside the base 1, a mounting seat is arranged on the base 1, a motor 36 is fixed inside the mounting seat, the motor 36 is electrically connected with a power supply, the power supply is alternating current in an exhibition hall, a gear 37 used in cooperation with the rack 38 is connected to an output shaft of the motor 36 in a keyed mode, and a structure that the motor 36 drives the gear 37 and the rack 38 to be meshed so as to drive the projection device to move up and down is formed.

Instructions for use: when the moving plate moves longitudinally, the push rod 17 pushes the moving plate to move longitudinally, the support rod 8 is kept stationary in the sliding fit section of the support groove 12, the second spring 15 contracts or extends according to the moving direction, at this time, the long groove 29 on the moving seat 6 and the clamping plate 11 move relatively, the positions of the clamping plate 11 and the first spring 10 are unchanged, and the longitudinal displacement of the moving seat 6 is realized. When the moving plate moves transversely, the push rod 17 pushes the moving plate to move transversely, the support rod 8 and the vertical rod 13 are fixed, the first spring 10 contracts or extends according to the moving direction, the slide rail 30 on the moving seat 6 moves relative to the clamping seat 16, the positions of the clamping seat 16 and the second spring 15 are fixed, and the longitudinal displacement of the moving seat 6 is realized. When the distance between the projection light source 5 with the display screen and the frustum of pyramid or the inclination angle of the display screen needs to be adjusted, the roller 24 can be rotated, the cam 22 rotates at the moment, and due to the property of the magnet, the cam 22 always contacts with the frustum of pyramid, so that the adjustment of the distance between the display screen and the frustum of pyramid or the inclination angle of the display screen can be realized.

According to the projection lamp, the movable seat and the fixed seat for fixing the projection light source are arranged, the movable seat is clamped in the groove by adopting a plurality of first springs, and enters a gap between the movable seat provided with the first springs and the groove through the push rod, so that the expansion amount of the first springs is changed, and the transverse movement of the movable seat in the horizontal plane is realized; the edge of the groove is provided with a supporting rod, the other end of the supporting rod is provided with a vertical rod perpendicular to the supporting rod, two ends of the vertical rod are provided with second springs, a moving seat is provided with a supporting groove for moving, the supporting groove enters a gap between the moving seat provided with the second springs and the groove through a push rod, the expansion amount of the second springs is changed, and the moving seat longitudinally moves on the horizontal plane; the movable seat and the fixed seat are flexibly connected by a third spring, the edges of the movable seat and the fixed seat are provided with magnets which are matched with each other, the middle parts of the first magnet and the second magnet which are mutually attracted are provided with cams capable of changing the distance between the two magnets, and the distance between the movable seat and the fixed seat in the vertical direction can be realized by rotating the cams; the omnibearing fine adjustment of the projection light source is realized.

The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.

Claims

1. Be used for omnidirectional display device of art design work, including base (1) with be located show stand (2) on the base, be provided with the frustum of pyramid who is used for showing the projection image on the show stand, be equipped with projection light source (5) that have the display screen directly over the frustum of pyramid top, still including apron (3) that are used for installing projection light source (5), its characterized in that, apron (3) one side relative with show stand (2) is provided with recess (4), recess (4) inside is provided with projection light source (5) that have micromatic setting, projection light source (5) are located the frustum of pyramid and constitute a set of structure that is used for the show directly over, the display screen and the micromatic setting cooperation of projection light source (5) form the structure of the adjustable display screen gesture of micromatic setting, the micromatic setting is including removal seat (6) that can take place horizontal plane position relative movement and at adjustable projection light source (5) of vertical direction and frustum apart from the structure of pyramid A fixed seat (7) separated from or at an angle, a connecting structure is arranged between the movable seat (6) and the fixed seat (7), the connecting structure drives the fixed seat (7) to move simultaneously when the movable seat (6) is adjusted to move horizontally, the fixed seat (7) moves independently without influencing the movable seat (6) when the fixed seat (7) is adjusted, one end of the fixed seat (7) far away from the movable seat (6) is fixedly connected with a projection light source (5) with a display screen, mutually perpendicular partition plates (27) are arranged inside the display platform (2) to form four same vertical cavities, a group of structures for display are arranged in each vertical cavity, the cover plate (3) is composed of four sub-plates (26) of which the structures are quarter circular plates, each sub-plate (26) is arranged corresponding to each vertical cavity, and the circular arc edges of the sub-plates (26) are hinged to the display platform (2), the movable seat (6) is embedded into the bottom of the groove (4), a gap used for moving the seat (6) to move horizontally is arranged between the movable seat (6) and the groove (4), supporting rods (8) detachably connected with the cover plate are distributed at the edge of the movable seat (6), one end of each supporting rod (8) enters a supporting groove (12) on the movable seat, each supporting groove (12) comprises a sliding fit section in sliding fit with the corresponding supporting rod, a structure that the supporting rods (8) extend into the supporting grooves (12) to fix the movable plate (6) in the groove (4) in a horizontally sliding manner is formed, a supporting seat (9) used for fixing a first spring (10) is arranged at a position, close to the edge of the groove (4), on the supporting rod (8), and the first spring (10) is clamped at one end, far away from the edge of the groove (4), of the supporting seat (9), the movable seat (6) is provided with a clamping plate (11) used for clamping a first spring (10), the cross section of the support groove (12) is T-shaped, one end, far away from the sliding fit section, of the support groove (12) penetrates through the thickness direction of the movable seat (6), one end, far away from the support seat (9), of the support rod (8) penetrates through the sliding fit section of the support groove (12) and extends into the support groove (12), a vertical rod (13) which is fixed to the support rod (8) and perpendicular to the support rod (8) is arranged inside one end, far away from the first spring (10), of the support groove (12), two ends of the vertical rod (13) in the length direction are provided with circular grooves (14) used for fixing a second spring (15), and one end, far away from the vertical rod (13), of each second spring (15) is provided with a clamping seat (16) capable of stretching and transversely moving along with the first spring (10), one end, far away from the second spring (15), of the clamping seat (16) is in contact with the moving seat (6), one face, far away from the groove (4), of the cover plate (3) is provided with a push rod (17) capable of entering a gap between the moving seat (6) and the groove (4), the four edges of the moving seat (6) are provided with push rods (17), the upper surface of the cover plate is provided with push holes (21) used for the push rods (17) to enter, each push hole (21) is located in the gap between the moving seat (6) and the edge of the groove (4), a structure is formed in the horizontal plane, one end of each push rod (17) enters the gap to control the moving seat (6) to move so as to finely adjust the position of the projection light source (5) with the display screen, the clamping plate (11) can move relative to the moving seat (6), the clamping plate (11) is of an annular structure suitable for the supporting rod (8) to penetrate, and a fixing annular groove for the first spring (10, one surface of the clamping plate (11) close to the moving plate is provided with a convex strip (28) parallel to the vertical rod (13), the moving plate is provided with a long groove (29) for the convex strip (28) to move along the direction parallel to the vertical rod (13) to form a structure that the clamping plate (11) is kept immovable under the action of the first spring (10) when the moving seat (6) moves along the length direction of the vertical rod (13), the outer surface of the projection device is provided with a rack (38) fixed by a bolt, a cavity (34) for accommodating the projection device is arranged in the base (1), the base (1) is provided with a mounting seat, a motor (36) is fixed in the mounting seat, the output shaft of the motor (36) is in keyed connection with a gear (37) matched with the rack (38) for use, so that a structure that the motor (36) drives the gear (37) and the rack (38) to be meshed so as to drive the projection device to move up and down is formed.

2. The omnibearing display device for artistic design works according to claim 1, wherein the clamping seat (16) is slidably connected with the moving seat (6), a slide rail (30) for moving the clamping seat (16) is arranged at a position of the moving seat (6) close to the clamping seat (16), the cross section of the slide rail (30) is of a T shape, a slide seat (31) capable of moving on the slide rail (30) is arranged at one end of the clamping seat (16) far away from the second spring (15), and a structure that the clamping seat (16) is kept immovable under the action of the second spring (15) when the moving seat (6) moves along the length direction of the supporting rod (8) is formed.

3. The omnibearing display device for artistic design works according to claim 1, wherein the connecting structure comprises a third spring (18), the third spring (18) is arranged at the central position of one surface of the moving seat (6) far away from the groove (4), one end of the third spring (18) far away from the moving seat (6) is connected with a fixed seat (7), a cam (22) for changing the distance or the relative angle of the moving seat (6) and the fixed seat (7) is arranged between the moving seat (6) and the fixed seat (7), the cam (22) is made of iron, magnets (20) which are in adsorption fit with the cam (22) are arranged on the moving seat (6) and the fixed seat (7), a rotating shaft (23) is arranged on the cam (22), a rotating roller (24) is arranged at one end of the rotating shaft (23) far away from the cam (22), and the roller (24) extends out of the cover plate (3), The lower surface, be provided with on apron (3) and be used for gyro wheel (24) pivoted rectangular hole (19), the one end that cam (22) were kept away from in pivot (23) passes fixed strip (25) on removing seat (6) and rectangular hole (19) rotatable fix in the arc wall inside rectangular hole (19) keep away from the edge of cam (22).

4. The device for displaying artwork in all directions as claimed in claim 3, wherein said cams (22) are at least four and are disposed on four sides between the movable base (6) and the fixed base (7), each of said divided plates (26) is provided with at least four rectangular holes (19) for placing the rollers (24), and said rectangular holes (19) penetrate through the thickness direction of the divided plate (26).

5. The omnibearing display device for artistic design works as claimed in claim 4, wherein the outer circular surface of the roller (24) is provided with a slit (32) which is symmetrical about the center of the circle of the roller (24), and a poking piece (33) for conveniently poking the roller (24) is clamped inside the slit (32).