CN221977499U - A land display sand table - Google Patents

Abstract

The utility model discloses a land display sand table, comprising a base box, a camera assembly and a dustproof assembly; the base box: casters are symmetrically arranged at the four corners of its lower surface, the middle parts of the left and right side panels at the upper end of the base box are rotatably connected with rotating shafts, a sand table display stand is arranged between the two rotating shafts, a sand table is placed on the inner bottom surface of the sand table display stand, an L-shaped support is arranged at the upper end of the right side surface of the base box, a display screen is rotatably connected to the top of the L-shaped support, and dovetail grooves are arranged on the front and rear inner walls of the sand table display stand; the camera assembly: is slidably connected between the two dovetail grooves, the camera assembly comprises a moving frame, an I-shaped slider, a camera and a hand push rod, and the dustproof assembly: is rotatably connected to the inside of the left side panel at the upper end of the base box, the land display sand table clearly displays the details of different positions of the sand table, avoids dust accumulation on the upper surface of the sand table, and reduces the manufacturing cost.

Description

A land display sand table

Technical Field

The utility model relates to the technical field of display sand tables, in particular to a land display sand table.

Background Art

A sand table is a model made of mud, sand, war chess and other materials according to a certain proportion based on a topographic map, aerial photograph or actual terrain. A terrain sand table represents the terrain features in a miniature entity way, and reflects mountains, water bodies, roads and other objects in the model. However, the existing display sand table is not convenient to adjust the height when in use, which brings inconvenience to people's use. Moreover, the surface of the display sand table needs to be covered manually to prevent dust during the non-display period, which can easily damage the sand table model. It is not convenient to display details of different positions on the sand table, resulting in a less than ideal display effect. For this reason, we propose a land display sand table.

Utility Model Content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a land display sand table, which clearly displays the details of different positions of the sand table, avoids dust accumulation on the upper surface of the sand table, reduces the manufacturing cost, and can effectively solve the problems in the background technology.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a land display sand table, including a base box, a camera assembly and a dustproof assembly;

Base box: casters are symmetrically arranged at the four corners of its lower surface, the middle parts of the left and right side panels at the upper end of the base box are rotatably connected with a rotating shaft, a sand table display stand is arranged between the two rotating shafts, a sand table is placed on the inner bottom surface of the sand table display stand, an L-shaped support is arranged at the upper end of the right side surface of the base box, a display screen is rotatably connected to the top of the L-shaped support, and dovetail grooves are arranged on the front and rear inner walls of the sand table display stand;

Camera assembly: Slidingly connected between two dovetail grooves;

Dust-proof component: Rotate and connect to the inside of the upper left side plate of the base box to display the sand table from different angles. The details of different positions of the sand table can be clearly displayed through the display screen, which improves the display effect and avoids dust accumulation on the upper surface of the sand table due to long-term storage. Different sand tables can be stored, which reduces the occupied space and reduces the manufacturing cost.

Furthermore, the camera assembly includes a moving frame, an I-shaped slider, a camera and a push rod. The moving frame is slidably connected between two dovetail grooves. The middle part of the moving frame is slidably connected to the I-shaped slider. The interior of the I-shaped slider is rotatably connected to the camera through a pin shaft. The output end of the camera is electrically connected to the input end of the display screen. The push rod is arranged at the front end of the upper surface of the I-shaped slider. Different positions of the sand table are photographed by the camera and the photographed images are enlarged through the display screen, so as to facilitate more intuitive observation of the sand table.

Furthermore, the camera assembly also includes a motor and a control switch group. The motor is arranged on the right side of the I-shaped slider. The output shaft of the motor is fixedly connected to the right end of the pin shaft on the right side of the camera. The output end of the control switch group is electrically connected to the input end of the motor. The camera is driven to rotate by the motor to adjust the tilt angle of the camera.

Furthermore, the dustproof component includes a support shaft, a cover cloth, a traction shaft, a spring and a vertical plate. The support shaft is rotatably connected to the inside of the upper left plate of the base box, the middle outer arc surface of the support shaft is wrapped with a cover cloth, the outer end of the cover cloth is provided with a traction shaft, the two ends of the traction shaft are respectively slidably connected to the inner walls of the strip holes set at the upper ends of the front and rear side walls of the sand table display stand, a vertical plate is provided at the upper end of the outer arc surface of the traction shaft, and the outer arc surfaces of the two ends of the front end of the support shaft are provided with springs, the outer ends of the springs are fixedly connected to the inside of the upper left plate of the base box, and the right end of the sand table display stand is symmetrically rotatably connected with a clamping strip, the two clamping strips are both arranged in cooperation with the traction shaft, and the upper surfaces of the two clamping strips are fixedly connected by a 冂-shaped connecting strip to shield the sand table that is not displayed, thereby playing a dustproof role.

Furthermore, it also includes a support frame, an electric push rod, a rack and a gear. The support frame is arranged at the upper end of the left side surface of the base box, the electric push rod is arranged on the inner front wall surface of the support frame, the rack is arranged at the front end of the push rod of the electric push rod, the lower surface of the rack is slidably connected with the inner bottom surface of the support frame, the gear is arranged on the outer arc surface of the left end of the rotating shaft on the left side, and the rack and the gear are meshed and connected to adjust the inclination angle of the sand table display stand.

Furthermore, the inner bottom surface of the sand table display stand is symmetrically provided with magnetic strips, and the lower surface of the sand table is symmetrically provided with metal sheets. The magnetic strips and the metal sheets are magnetically adsorbed to fix the sand table in the display state to prevent it from sliding relative to the sand table display stand.

Furthermore, a storage bracket is provided in a vertical array at the lower end between the left and right inner walls of the base box, and the sandbox is cooperatively arranged with the storage bracket to store multiple sandboxes, thereby reducing occupied space.

Compared with the prior art, the beneficial effects of the utility model are: the land display sand table has the following advantages:

1. Start the electric push rod. The push rod of the electric push rod pushes the rack to move backward. The gear drives the rotating shaft and the sand table display stand to rotate through the rack, adjust the inclination angle of the sand table, and display the sand table from different angles.

2. Hold the push rod and push the I-shaped slider to move. The I-shaped slider slides back and forth inside the moving frame, and the moving frame slides left and right inside the dovetail groove, thereby driving the camera to move to different positions above the sand table. The camera captures the details of different positions of the sand table and displays them clearly on the display screen. The motor is controlled by the control switch group. The output shaft of the motor drives the camera to rotate through the pin shaft, so that the camera can clearly capture the side walls of the building on the sand table, expand the camera's shooting range, and improve the display effect.

3. Move the vertical plate to the right, and the vertical plate will stretch the outer end of the cover cloth to the right through the traction shaft, so that the cover cloth is spread flat between the two strip holes to cover the upper surface of the sand table. The two card strips are limited by the traction shaft to avoid dust accumulation on the upper surface of the sand table due to long-term storage and affect the display effect.

4. A storage bracket is arranged in a vertical array at the lower end between the left and right inner walls of the base box. The storage bracket can be used to store different sand tables, thus reducing the occupied space. Multiple sand tables share a set of base boxes and sand table display stands, thus reducing the manufacturing cost.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

Figure 2 is a rear view schematic diagram of the utility model;

Fig. 3 is a schematic diagram of the cross-sectional plan structure of the utility model;

Figure 4 is an enlarged structural schematic diagram of the utility model at A;

FIG5 is an enlarged structural schematic diagram of point B of the present invention.

In the figure: 1 base box, 2 casters, 3 sand table display stand, 31 dovetail groove, 32 bar hole, 4 camera assembly, 41 moving frame, 42 I-shaped slider, 43 camera, 44 push rod, 45 motor, 46 control switch group, 5 dustproof assembly, 51 support shaft, 52 cover cloth, 53 traction shaft, 54 spring, 55 vertical board, 6 rotating shaft, 7 storage bracket, 8 display screen, 9 card strip, 10 冂-shaped connecting strip, 11 sand table, 12 support frame, 13 electric push rod, 14 rack, 15 gear, 16 magnetic strip, 17 metal sheet.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1-5. This embodiment provides a technical solution: a land display sand table, including a base box 1, a camera assembly 4 and a dustproof assembly 5;

Base box 1: casters 2 are symmetrically arranged at the four corners of its lower surface, a rotating shaft 6 is rotatably connected to the middle of the left and right side panels at the upper end of the base box 1, a sand table display stand 3 is arranged between the two rotating shafts 6, a sand table 11 is placed on the inner bottom surface of the sand table display stand 3, an L-shaped support is arranged at the upper end of the right side surface of the base box 1, a display screen 8 is rotatably connected to the top of the L-shaped support, dovetail grooves 31 are arranged on the front and rear inner walls of the sand table display stand 3, a magnetic strip 16 is symmetrically arranged on the left and right sides of the inner bottom surface of the sand table display stand 3, and a metal sheet 17 is symmetrically arranged on the left side of the lower surface of the sand table 11, The magnetic strip 16 and the metal sheet 17 are magnetically adsorbed to fix the sand table 11 to prevent the sand table 11 from sliding relative to the sand table display table 3 when the sand table display table 3 is tilted. A storage bracket 7 is provided in a vertical array at the lower end between the left and right inner walls of the base box 1. The sand table 11 and the storage bracket 7 are arranged in coordination with each other so that a storage bracket 7 is provided in a vertical array at the lower end between the left and right inner walls of the base box 1. The storage bracket 7 can be used to store different sand tables 11, thereby reducing the occupied space. Multiple sand tables 11 share a set of base boxes 1 and sand table display tables 3, thereby reducing the manufacturing cost.

Camera assembly 4: Slidingly connected between the two dovetail grooves 31, the camera assembly 4 includes a moving frame 41, an I-shaped slider 42, a camera 43 and a push rod 44. The moving frame 41 is slidably connected between the two dovetail grooves 31. The middle part of the moving frame 41 is slidably connected with the I-shaped slider 42. The inside of the I-shaped slider 42 is rotatably connected with the camera 43 through a pin shaft. The output end of the camera 43 is electrically connected to the input end of the display screen 8. The push rod 44 is set at the front end of the upper surface of the I-shaped slider 42. The push rod 44 is held and the I-shaped slider 42 is pushed to move. The I-shaped slider 42 slides back and forth inside the moving frame 41, and the moving frame 41 slides left and right inside the dovetail groove 31, thereby driving the camera 43 to move to different positions above the sand table 11. The camera 43 is arranged to shoot the details of different positions of the sand table 11 and clearly display them through the display screen 8, so as to more intuitively observe the details of various places in the sand table 11. The camera assembly 4 also includes a motor 45 and a control switch group 46. The motor 45 is arranged on the right side of the I-shaped slider 42. The output shaft of the motor 45 is fixedly connected to the right end of the pin shaft on the right side of the camera 43. The output end of the control switch group 46 is electrically connected to the input end of the motor 45. The camera 43 is driven to rotate by the motor 45 to adjust the inclination angle of the camera 43. The motor 45 is controlled to work by the control switch group 46. The output shaft of the motor 45 drives the camera 43 to rotate through the pin shaft, so that the camera 43 can clearly shoot the side wall of the building of the sand table 11, thereby improving the display effect.

Dustproof component 5: It is rotatably connected to the inside of the upper left side plate of the base box 1. The dustproof component 5 includes a support shaft 51, a cover cloth 52, a traction shaft 53, a spring 54 and a vertical plate 55. The support shaft 51 is rotatably connected to the inside of the upper left side plate of the base box 1. The middle outer arc surface of the support shaft 51 is wound with a cover cloth 52. The outer end of the cover cloth 52 is provided with a traction shaft 53. The two ends of the traction shaft 53 are respectively slidably connected to the inner walls of the strip holes 32 set at the upper ends of the front and rear side walls of the sand table display stand 3. A vertical plate 55 is provided at the upper end of the outer arc surface of the traction shaft 53. The outer arc surfaces of the two ends of the front end of the support shaft 51 are provided with springs 54. The outer ends of the springs 54 are fixedly connected to the inside of the upper left side plate of the base box 1. The right end of the sand table display stand 3 is symmetrically rotatably connected with a clamping strip 9. The two clamping strips 9 are both arranged in conjunction with the traction shaft 53. The upper surfaces of the two clamping strips 9 are fixedly connected by a 冂-shaped connecting strip 10 to shield the sand table 11 that is not displayed, thereby playing a dustproof role.

Wherein: it also includes a support frame 12, an electric push rod 13, a rack 14 and a gear 15. The support frame 12 is arranged at the upper end of the left side surface of the base box 1, the electric push rod 13 is arranged on the inner front wall surface of the support frame 12, the rack 14 is arranged at the front end of the push rod of the electric push rod 13, and the lower surface of the rack 14 is slidably connected with the inner bottom surface of the support frame 12. The gear 15 is arranged on the outer arc surface of the left end of the rotating shaft 6 on the left side. The rack 14 and the gear 15 are meshed and connected. When the electric push rod 13 is started, the push rod of the electric push rod 13 pushes the rack 14 to move backward. The gear 15 drives the rotating shaft 6 and the sand table display platform 3 to rotate through the rack 14, thereby adjusting the inclination angle of the sand table 11 and the inclination angle of the sand table display platform 3 to meet the observation needs at different angles.

The working principle of a land display sand table provided by the utility model is as follows:

Insert the sandbox 11 into the sandbox display platform 3 through the jack set on the rear side panel of the sandbox display platform 3. The metal sheet 17 on the lower surface of the sandbox 11 and the inner bottom surface of the sandbox display platform 3 are magnetically adsorbed to fix the sandbox 11. Start the electric push rod 13. The push rod of the electric push rod 13 pushes the rack 14 to move backward. The gear 15 drives the rotating shaft 6 and the sandbox display platform 3 to rotate through the rack 14, so as to adjust the inclination angle of the sandbox 11. Hold the hand push rod 44 and push the I-shaped slider 42 to move. The I-shaped slider 42 slides back and forth inside the moving frame 41, and the moving frame 41 slides left and right inside the dovetail groove 31, thereby driving the camera 43 to move to different positions above the sandbox 11. The camera 43 captures the details of different positions of the sandbox 11 and displays them clearly through the display screen 8. The motor 45 is controlled to work by the control switch group 46. The output shaft of the motor 45 is controlled by The pin shaft drives the camera 43 to rotate, so that the camera 43 can clearly shoot the side wall of the building of the sand table 11, thereby improving the display effect. When stopping the display, the vertical plate 55 is pushed to the right, and the vertical plate 55 stretches the outer end of the cover cloth 52 to the right through the traction shaft 53, so that the cover cloth 52 is spread flat between the two strip holes 32 to cover the upper surface of the sand table 11. The two card strips 9 are limited by the traction shaft 53 to prevent the upper surface of the sand table 11 from accumulating dust due to long-term placement and affecting the display effect. The spring 54 applies a reverse rotational force to the support shaft 51 through its own elastic force, so that the cover cloth 52 is in a stretched state. A storage bracket 7 is provided in a vertical array at the lower end between the left and right inner walls of the base box 1. The storage bracket 7 can be used to store different sand tables 11, thereby reducing the occupied space. Multiple sand tables 11 share a set of base boxes 1 and sand table display stands 3, thereby reducing the manufacturing cost.

The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims (7)

1. A soil display sand table which is characterized in that: comprises a base box (1), a camera component (4) and a dust-proof component (5);

Base box (1): the sand table display device is characterized in that casters (2) are symmetrically arranged on four corners of the lower surface of the sand table display device, rotating shafts (6) are rotatably connected to the middle parts of left and right side plates at the upper end of a base box (1), a sand table display table (3) is arranged between the two rotating shafts (6), a sand table (11) is placed on the inner bottom surface of the sand table display table (3), an L-shaped support is arranged at the upper end of the right side surface of the base box (1), a display screen (8) is rotatably connected to the top end of the L-shaped support, and dovetail grooves (31) are formed in the front inner wall and the rear inner wall of the sand table display table (3);

Camera module (4): is connected between the two dovetail grooves (31) in a sliding way;

dustproof subassembly (5): the rotary connection is in the upper end left side plate of the base box (1).

2. A soil display sand table as claimed in claim 1 wherein: the camera assembly (4) comprises a movable frame (41), an I-shaped sliding block (42), a camera (43) and a hand push rod (44), wherein the movable frame (41) is connected between the two dovetail grooves (31) in a sliding mode, the I-shaped sliding block (42) is connected to the middle of the movable frame (41) in a sliding mode, the camera (43) is connected to the inside of the I-shaped sliding block (42) in a rotating mode through a pin shaft, the output end of the camera (43) is electrically connected with the input end of the display screen (8), and the hand push rod (44) is arranged at the front end of the upper surface of the I-shaped sliding block (42).

3. A soil display sand table as claimed in claim 2 wherein: the camera assembly (4) further comprises a motor (45) and a control switch group (46), the motor (45) is arranged on the right side face of the I-shaped sliding block (42), an output shaft of the motor (45) is fixedly connected with the right end of a pin shaft on the right side of the camera (43), and the output end of the control switch group (46) is electrically connected with the input end of the motor (45).

4. A soil display sand table as claimed in claim 1 wherein: dustproof subassembly (5) are including back shaft (51), covering cloth (52), traction shaft (53), clockwork spring (54) and riser (55), back shaft (51) rotate and connect inside the upper end left side board of base case (1), the middle part extrados winding of back shaft (51) has covering cloth (52), the outside end of covering cloth (52) is equipped with traction shaft (53), the both ends of traction shaft (53) respectively with bar hole (32) inner wall sliding connection that lateral wall upper end set up around sand table show stand (3), the extrados upper end of traction shaft (53) is equipped with riser (55), the front end both ends extrados of back shaft (51) all is equipped with clockwork spring (54), the outside end of clockwork spring (54) all is connected with the inside fixed connection of upper end left side board of base case (1), the inside symmetry of right-hand member of sand table show stand (3) is rotated and is connected with card strip (9), and two card strip (9) all set up with traction shaft (53) cooperation, the upper surface (冂) of two card strips are connected through fixed connection (10).

5. A soil display sand table as claimed in claim 1 wherein: still include carriage (12), electric putter (13), rack (14) and gear (15), carriage (12) set up in the left surface upper end of base case (1), electric putter (13) set up in the inside front wall of carriage (12), rack (14) set up in the push rod front end of electric putter (13), the lower surface of rack (14) and the inside bottom surface sliding connection of carriage (12), gear (15) set up in the left end extrados of left pivot (6), rack (14) and gear (15) meshing are connected.

6. A soil display sand table as claimed in claim 1 wherein: the sand table display table is characterized in that magnetic strips (16) are symmetrically arranged on the left and right of the inner bottom surface of the sand table display table (3), metal sheets (17) are symmetrically arranged on the left side of the lower surface of the sand table (11), and the magnetic strips (16) and the metal sheets (17) are magnetically adsorbed.

7. A soil display sand table according to any one of claims 1 to 6 wherein: the vertical array of lower extreme is equipped with storage support (7) between the left and right inner wall of base case (1), sand table (11) and storage support (7) cooperation setting.