CN216053541U - Multimedia projection digital interactive sand table convenient to adjust - Google Patents

Abstract

The utility model belongs to the field of projection sand tables, in particular to a multimedia projection digital interactive sand table convenient to adjust, which comprises a base, wherein a lifting frame is fixedly connected in the middle of the top end of the base, an electric push rod is fixedly connected at the top end of the lifting frame, a telescopic push rod which is slidably connected with the top end of the lifting frame is installed at the output end of the electric push rod, one end of the telescopic push rod, which is far away from the electric push rod, is movably connected with a swing orifice plate which is screwed with the top end of the base, a swing orifice groove is formed at the connecting part of the swing orifice plate and the telescopic push rod, the utility model drives the swing orifice plate to swing through the swing orifice groove in the lifting frame by arranging a swing bent plate, the swing orifice plate swings to drive two groups of swing bent plates to swing synchronously through a connecting rod, and the swing bent plate swings to drive the movement sand table to vertically slide along the side wall of the lifting frame through a linkage rod, the height of the sports sand table can be adjusted.

Description

Multimedia projection digital interactive sand table convenient to adjust

Technical Field

The utility model relates to the field of projection sand tables, in particular to a multimedia projection digital interactive sand table convenient to adjust.

Background

The sand table is a model piled by silt, weapons and other materials according to a certain proportion relation according to a topographic map, an aviation photograph or a field topography, the projection sand table is a three-dimensional image model which is generated by a modern high-tech means taking a computer technology as a core, and the three-dimensional or four-dimensional graphic image model on the computer is displayed on a table board by means of a projection display device or other display devices. Specifically, the simulated three-dimensional image is accurately projected to the corresponding position of the solid model and is reflected to glow with the demonstration of the interactive exhibition of the solid sand table, so that the demonstration effect of the sand table is more vivid and vivid, and the demonstration can also be desktop projection, ground projection, wall surface projection display and the like.

However, the problem that the height of the sand table cannot be adjusted occurs when the existing projection sand table is used, so that the content of the sand table cannot be displayed at different heights, the problem that the angle of the projection equipment cannot be adjusted is caused, the correct projection cannot be achieved when the projection equipment projects, the use requirements of people cannot be met, and the practicability of the pickup truck cover is reduced.

Therefore, the multimedia projection digital interactive sand table convenient to adjust is provided for solving the problems.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that the height of the sand table cannot be adjusted and the angle of the projection equipment cannot be adjusted, the utility model provides a multimedia projection digital interactive sand table convenient to adjust.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a multimedia projection digital interactive sand table convenient to adjust, which comprises a base, wherein a lifting frame is fixedly connected in the middle of the top end of the base, an electric push rod is fixedly connected to the top end of the lifting frame, a telescopic push plate which is connected with the top end of the lifting frame in a sliding mode is installed at the output end of the electric push rod, a swinging pore plate which is connected with the top end of the base in a rotating mode is movably connected to one end, away from the electric push rod, of the telescopic push plate, a swinging pore groove is formed in the connecting portion of the swinging pore plate and the telescopic push plate, a connecting rod which is connected with the top end of the base in a rotating mode is fixedly connected to the top end of the swinging pore plate, two groups of swinging bent plates are fixedly connected to the two ends of the connecting rod, a linkage rod is connected to the bottom end of each swinging bent plate in a rotating mode, and a movable sand table which is connected with the side wall of the lifting frame in a sliding mode is movably connected to the swinging bent plates.

Preferably, the vertical central axis of the base coincides with the vertical central axis of the lifting frame, and the vertical central axis of the lifting frame coincides with the center of the moving sand table.

Preferably, the swing pore plate forms a swing structure through the telescopic push plate, the swing pore groove and the lifting frame, and the swing angle of the swing pore plate is 60 degrees.

Preferably, the swing pore plate, the connecting rod and the swing bent plate are connected in an integrated mode, and the moving sand table forms a lifting structure through the swing bent plate, the linkage rod and the lifting frame.

Preferably, the outer wall of the base is fixedly connected with a supporting bracket, the top end of the supporting bracket is fixedly connected with a lifting push rod, the output end of the lifting push rod is provided with a lifting bracket, the lower part of the lifting bracket is fixedly connected with a swing mechanism on the outer wall of the supporting bracket, the interior of the swing mechanism is fixedly connected with a lifting rod at the bottom end of the lifting bracket, the bottom end of the lifting rod is movably connected with a lifting pore plate which is in sliding connection with the inner wall of the swing mechanism, the bottom end of the lifting pore plate is in screwed connection with a swing support rod which is in screwed connection with the side wall of the swing mechanism, the connecting part of the swing support rod and the lifting pore plate is in screwed connection with a working support rod, one end of the working support rod, far away from the swing support rod, is in screwed connection with a working push rod which is in sliding connection with the side wall of the swing mechanism, and one end of the working push rod, far away from the working support rod, is movably connected with a rotary guide plate which is in screwed connection with the side wall of the swing mechanism, the rotary guide plate is characterized in that a swing guide hole is formed in the connecting part of the rotary guide plate and the working push rod, a sector gear is fixedly connected to the top end of the rotary guide plate, a rotary gear which is connected with the side wall of the swing mechanism in a rotating mode is meshed with the meshing surface of the sector gear, and the side wall of the rotary gear is fixedly connected with projection equipment.

Preferably, the swing mechanism is provided with four groups, the position relations of the four groups of swing mechanisms are distributed in an equal-angle circumference mode about the central axis of the moving sand table, the swing support rod forms a rotating structure with the swing mechanism through the lifting rod and the lifting pore plate, and the length of the swing support rod is equal to that of the working support rod.

Preferably, the working push rod forms a sliding structure through the swinging support rod and between the working support rod and the swinging mechanism, and the central axis of the working push rod coincides with the swinging center of the swinging support rod.

Preferably, the rotary guide plate forms a swing structure with the swing mechanism through the working push rod and the swing guide hole, and the rotary guide plate is connected with the sector gear in an integrated manner.

The utility model has the advantages that:

1. according to the utility model, the suction plate is arranged in the cleaning mechanism, the swing bent plate is arranged, the telescopic push plate moves in the lifting frame through the swing hole groove to drive the swing hole plate to swing, the swing hole plate swings to drive the two groups of swing bent plates to synchronously swing through the connecting rod, the swing bent plate swings to drive the moving sand table to vertically slide along the side wall of the lifting frame through the linkage rod, and the adjustment operation on the height of the moving sand table is realized;

2. according to the utility model, the clamping rod is arranged in the mounting mechanism, the rotating guide plate is arranged, the lifting support moves in the swinging mechanism, the lifting hole plate is driven to move by the lifting rod, the lifting hole plate moves to drive the swinging support rod to swing, so that the swinging support rod swings to drive the working push rod to slide along the side wall of the swinging mechanism through the working support rod, the working push rod slides to drive the rotating guide plate to swing through the swinging guide hole, the rotating guide plate swings to drive the sector gear to rotate, so that the sector gear rotates to drive the projection equipment to rotate through the rotating gear, and the angle adjustment operation of the projection equipment is realized.

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 only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic view of a connection structure of a lifting frame according to the first embodiment;

fig. 3 is a first perspective structural view of the swing mechanism according to the second embodiment;

fig. 4 is a second perspective structural diagram of the swing mechanism according to the second embodiment.

In the figure: 1. a base; 2. lifting the frame; 3. an electric push rod; 4. a telescopic push plate; 5. oscillating the orifice plate; 6. a swinging hole slot; 7. a connecting rod; 8. swinging the bent plate; 9. a linkage rod; 10. a sports sand table; 11. a support bracket; 12. a lifting push rod; 13. a lifting support; 14. a swing mechanism; 15. a lifting rod; 16. lifting the pore plate; 17. swinging the strut; 18. a working strut; 19. a working push rod; 20. rotating the guide plate; 21. swinging the guide hole; 22. a sector gear; 23. a rotating gear; 24. a projection device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Example one

Referring to fig. 1-2, an adjustable multimedia projection digital interactive sand table comprises a base 1, a lifting frame 2 fixedly connected to the middle of the top end of the base 1, the top end of the lifting frame 2 is fixedly connected with an electric push rod 3, the output end of the electric push rod 3 is provided with a telescopic push plate 4 which is connected with the top end of the lifting frame 2 in a sliding way, and one end of the telescopic push plate 4 far away from the electric push rod 3 is movably connected with a swing orifice plate 5 which is screwed with the top end of the base 1, a swing orifice groove 6 is arranged at the connecting part of the swing orifice plate 5 and the telescopic push plate 4, the top end of the swing orifice plate 5 is fixedly connected with a connecting rod 7 which is screwed with the top end of the base 1, and two ends of the connecting rod 7 are fixedly connected with two groups of swinging bent plates 8, the bottom ends of the swinging bent plates 8 are connected with a linkage rod 9 in a rotating mode, and the swinging bent plates 8 are movably provided with a moving sand table 10 in sliding connection with the side wall of the lifting frame 2.

Further, the vertical axis of base 1 coincides with the vertical axis of lifting frame 2, and the vertical axis of lifting frame 2 coincides with the center of motion sand table 10, through setting up the relative position of base 1, lifting frame 2 and motion sand table 10, is favorable to realizing the vertical lift operation to motion sand table 10.

Further, swing orifice plate 5 constitutes swing structure through flexible push pedal 4 and swing hole groove 6 and lifting frame 2 between, and swing orifice plate 5's swing angle is 60, is favorable to flexible push pedal 4 to move and drives swing orifice plate 5 swing through swing hole groove 6, and swing orifice plate 5 swing drives two sets of swing bent plates 8 synchronous oscillation through connecting rod 7, realizes the synchronous control operation to two sets of swing bent plates 8 wobbling.

Further, swing orifice plate 5, connecting rod 7 and swing bent plate 8 formula as an organic whole are connected, and motion sand table 10 constitutes elevation structure through between swing bent plate 8 and gangbar 9 and the lifting frame 2, is favorable to swing orifice plate 5 to drive two sets of swing bent plates 8 synchronous oscillation through connecting rod 7, and swing bent plate 8 swings and drives motion sand table 10 through gangbar 9 and vertically slides along the lateral wall of lifting frame 2, realizes the control operation to motion sand table 10 lifting motion.

Example two

Referring to fig. 3-4, as another embodiment of the present invention, in a first comparative example, a supporting bracket 11 is fixedly connected to an outer wall of a base 1, a lifting push rod 12 is fixedly connected to a top end of the supporting bracket 11, a lifting bracket 13 is installed at an output end of the lifting push rod 12, a swing mechanism 14 is fixedly connected to an outer wall of the supporting bracket 11 below the lifting bracket 13, a lifting rod 15 is fixedly connected to a bottom end of the lifting bracket 13 inside the swing mechanism 14, a lifting orifice plate 16 slidably connected to an inner wall of the swing mechanism 14 is movably connected to a bottom end of the lifting rod 15, a swing rod 17 rotatably connected to a side wall of the swing mechanism 14 is rotatably connected to a bottom end of the lifting orifice plate 16, a working rod 18 is rotatably connected to a connecting portion of the swing rod 17 and the lifting orifice plate 16, a working push rod 19 slidably connected to a side wall of the swing mechanism 14 is rotatably connected to an end of the working rod 18 away from the swing rod 17, and one end of the working push rod 19 far away from the working support rod 18 is movably connected with a rotating guide plate 20 screwed with the side wall of the swinging mechanism 14, a swinging guide hole 21 is arranged at the connecting part of the rotating guide plate 20 and the working push rod 19, the top end of the rotating guide plate 20 is fixedly connected with a sector gear 22, the meshing surface of the sector gear 22 is meshed with a rotating gear 23 screwed with the side wall of the swinging mechanism 14, the side wall of the rotating gear 23 is fixedly connected with a projection device 24, the swinging mechanism 14 is arranged, so that the lifting support 13 can move to drive the lifting orifice plate 16 to move through the lifting rod 15, the lifting orifice plate 16 moves to drive the swinging support rod 17 to swing, the swinging support rod 17 swings to drive the working push rod 19 to slide along the side wall of the swinging mechanism 14 through the working push rod 17, the working push rod 19 slides to drive the rotating guide plate 20 to swing through the swinging guide hole 21, and the rotating guide plate 20 swings to drive the sector gear 22 to rotate, so that the sector gear 22 rotates to drive the projection device 24 to rotate through the rotating gear 23, and the control operation of the movement of the projection device 24 is realized.

Further, four sets of swing mechanisms 14 are arranged, the position relationship of the four sets of swing mechanisms 14 is distributed in an equal-angle circumferential manner about the central axis of the moving sand table 10, the swing support rods 17 form a rotating structure with the swing mechanisms 14 through the lifting rods 15 and the lifting pore plates 16, the length of the swing support rods 17 is equal to that of the working support rods 18, the four sets of swing mechanisms 14 are arranged, the lifting support 13 is favorable for driving the four sets of swing mechanisms 14 to move synchronously, the lifting support 13 is favorable for driving the lifting pore plates 16 to move through the lifting rods 15, the lifting pore plates 16 drive the swing support rods 17 to swing, and the swing control operation of the swing support rods 17 is realized.

Furthermore, the working push rod 19 forms a sliding structure with the swing mechanism 14 through the swing support rod 17 and the working support rod 18, and the central axis of the working push rod 19 coincides with the swing center of the swing support rod 17, so that the swing support rod 17 swings and the working push rod 19 is driven by the working support rod 18 to slide along the side wall of the swing mechanism 14, and the control operation of the movement of the working push rod 19 is realized.

Further, the rotating guide plate 20 forms a swing structure with the swing mechanism 14 through the working push rod 19 and the swing guide hole 21, and the rotating guide plate 20 is connected with the sector gear 22 in an integrated manner, so that the working push rod 19 slides to drive the rotating guide plate 20 to swing through the swing guide hole 21, the rotating guide plate 20 swings to drive the sector gear 22 to rotate, and the control operation on the rotation of the sector gear 22 is realized.

The theory of operation, at first, highly adjusting operation to motion sand table 10, in lifting frame 2, electric putter 3 work drives flexible push pedal 4 motion, flexible push pedal 4 motion drives swing orifice plate 5 swing through swing hole groove 6, swing orifice plate 5 swing drives two sets of swing bent plates 8 synchronous oscillation through connecting rod 7, swing bent plate 8 swing drives motion sand table 10 through gangbar 9 and vertically slides along the lateral wall of lifting frame 2, realizes the adjusting operation to the height of motion sand table 10.

Finally, angle adjustment operation is carried out on the projection equipment 24, the lifting push rod 12 on the outer wall of the supporting bracket 11 works to drive the lifting support 13 to move, then in the swing mechanism 14, the lifting support 13 moves to drive the lifting hole plate 16 to move through the lifting rod 15, the lifting hole plate 16 moves to drive the swing support rod 17 to swing, so that the swing support rod 17 swings to drive the working push rod 19 to slide along the side wall of the swing mechanism 14 through the working support rod 18, the working push rod 19 slides to drive the rotary guide plate 20 to swing through the swing guide hole 21, the rotary guide plate 20 swings to drive the sector gear 22 to rotate, so that the sector gear 22 rotates to drive the projection equipment 24 to rotate through the rotary gear 23, and angle adjustment operation on the projection equipment 24 is achieved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (8)

1. The utility model provides an interactive sand table of multimedia projection digit convenient to adjust which characterized in that: including base (1), fixedly connected with lifting frame (2) in the middle of the top of base (1), and the top fixedly connected with electric putter (3) of lifting frame (2), the output of electric putter (3) is installed with lifting frame (2) top sliding connection's flexible push pedal (4), and the one end swing joint that electric putter (3) were kept away from in flexible push pedal (4) has swing orifice plate (5) of connecing soon with base (1) top, swing orifice plate (6) have been seted up with the position of being connected of flexible push pedal (4) to swing orifice plate (5), the top fixedly connected with of swing orifice plate (5) has connecting rod (7) of connecing soon with base (1) top, and the equal fixedly connected with two sets of swing bent plates (8) in both ends of connecting rod (7), the bottom of swing bent plate (8) has connect soon gangbar (9), the activity of swing bent plate (8) have with the motion sand table of frame (2) lateral wall sliding connection (2), (the sand table (3) 10).

2. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 1, wherein: the vertical central axis of the base (1) coincides with the vertical central axis of the lifting frame (2), and the vertical central axis of the lifting frame (2) coincides with the center of the moving sand table (10).

3. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 1, wherein: swing orifice plate (5) constitute swing structure through flexible push pedal (4) and swing between hole groove (6) and lifting frame (2), and the swing angle of swing orifice plate (5) is 60.

4. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 1, wherein: swing orifice plate (5), connecting rod (7) and swing bent plate (8) formula as an organic whole are connected, motion sand table (10) constitute elevation structure through between swing bent plate (8) and gangbar (9) and lifting frame (2).

5. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 1, wherein: outer wall fixedly connected with support frame (11) of base (1), and the top fixedly connected with lifting rod (12) of support frame (11), lifting support (13) are installed to the output of lifting rod (12), and the below of lifting support (13) is located support frame (11) outer wall fixedly connected with swing mechanism (14), the inside of swing mechanism (14) is located bottom fixedly connected with lifter (15) of lifting support (13), and the bottom swing joint of lifter (15) has lift orifice plate (16) with swing mechanism (14) inner wall sliding connection, the bottom of lift orifice plate (16) has connect soon with swing mechanism (14) lateral wall swing branch (17) that connect soon, and swing branch (17) have connect work branch (18) soon with the position of being connected of lift orifice plate (16), the one end that swing branch (17) were kept away from to work branch (18) has connect soon with swing mechanism (14) lateral wall sliding connection's work branch (17) Push rod (19), and work push rod (19) keep away from one end swing joint of work branch (18) have with swing mechanism (14) lateral wall revolve rotatory baffle (20) that connects, swing guide hole (21) have been seted up at the position of being connected of rotatory baffle (20) and work push rod (19), the top fixedly connected with sector gear (22) of rotatory baffle (20), and the meshing surface meshing of sector gear (22) has with swing mechanism (14) lateral wall revolve rotary gear (23) that connects, the lateral wall fixedly connected with projection equipment (24) of rotary gear (23).

6. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 5, wherein: the sand table is characterized in that four groups of swing mechanisms (14) are arranged, the position relation of the four groups of swing mechanisms (14) is distributed in an equal-angle circumferential mode about the central axis of the moving sand table (10), the swing support rods (17) form a rotating structure through the lifting rods (15), the lifting pore plates (16) and the swing mechanisms (14), and the length of the swing support rods (17) is equal to that of the working support rods (18).

7. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 5, wherein: the working push rod (19) forms a sliding structure with the swing mechanism (14) through the swing support rod (17) and the working support rod (18), and the central axis of the working push rod (19) coincides with the swing center of the swing support rod (17).

8. The multimedia projection digital interactive sand table convenient to adjust as claimed in claim 5, wherein: the rotary guide plate (20) forms a swing structure with the swing mechanism (14) through the working push rod (19) and the swing guide hole (21), and the rotary guide plate (20) is integrally connected with the sector gear (22).

Images