Rotatable display sand table

Abstract

The utility model discloses a rotatable display sand table, which comprises a base, four walking wheels and a sand table model, the number of the walking wheels is four, the walking wheels are arranged at four end parts below the base, a support plate is arranged above the base, a rotating mechanism is arranged on the support plate, a turntable is arranged above the rotating mechanism, a bearing seat is arranged above the turntable, and the sand table model is arranged on the bearing seat. The sand table model is installed on the bearing seat. According to the utility model, the rotating mechanism can drive the sand table model to rotate at an angle, so that visitors can see the whole view of the sand table model in situ, and the comfort of watching the sand table model is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of sand table models, in particular to a rotatable display sand table. Background Art

[0002] Sandbox is a sample made by enlarging or reducing experiments and drawings. It is mostly used as a model for architecture, urban planning and exhibitions. In existing urban planning and design, simulation is required, and most of them use model sandbox for simulation. After the design is completed, it needs to be displayed. The existing simulation sandbox models are generally fixed, and visitors cannot see the whole picture of the sandbox when watching. If they want to see the whole picture of the sandbox, they need to move around the sandbox themselves, which affects the viewing experience. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a rotatable display sand table, which can drive the sand table model to rotate at an angle through a rotating mechanism, so that visitors can see the full picture of the sand table model on the spot, thereby improving the comfort of viewing the sand table model.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A rotatable display sand table comprises a base, running wheels and a sand table model. The running wheels are four and are installed at four ends below the base. A support plate is provided above the base, a rotating mechanism is installed on the support plate, a turntable is installed above the rotating mechanism, a bearing seat is installed above the turntable, and the sand table model is installed on the bearing seat.

[0006] The rotating mechanism includes a second motor and a rotating shaft. The second motor is installed at the lower side of one side of the support plate. The end of the second motor output shaft passes through the support plate and is installed with a second gear. The rotating shaft is rotatably installed in the upper middle part of the support plate. A third gear meshing with the second gear is installed on the rotating shaft. The bottom of the turntable is connected to the top of the rotating shaft. The second gear is driven to rotate by the operation of the second motor. The third gear meshes with the second gear to drive the rotating shaft to rotate, thereby driving the turntable to rotate, and the supporting seat and the sand table model on the turntable rotate accordingly.

[0007] Preferably, an annular groove is provided on the top of the turntable, a circular ring is installed on the bottom of the bearing seat, and the bearing seat is installed in the annular groove on the turntable through the circular ring.

[0008] Preferably, the interior of the turntable is a hollow structure, and a fixing mechanism is installed inside the turntable, the fixing mechanism includes a rotating rod, a movable rod, and a guide rod. The rotating rod is rotatably installed inside the turntable and one end extends to the outside of the turntable, the guide rod is arranged on both sides of the rotating rod and both ends are fixedly installed inside the turntable, threaded sections are provided on both sides of the middle part of the rotating rod, the thread directions of the two threaded sections are opposite, and a sliding plate is threadedly installed on each threaded section, the sliding plate is slidably connected to the guide rod, the number of movable rods is two and they are symmetrically slidably installed on the side wall of the annular groove on the turntable, one end of the movable rod extends to the interior of the turntable and is installed with an abutment plate, a spring is installed on the periphery of the movable rod, between the abutment plate and the side wall of the annular groove, and a circular hole matching the movable rod is opened on the side wall of the circular ring.

[0009] Preferably, a rotating handle is installed at one end of the rotating rod away from the rotating disk, an axle seat is installed inside the rotating disk, and the middle part of the rotating rod is rotatably installed on the axle seat.

[0010] Preferably, two vertical bars are symmetrically mounted on the side wall of the circular ring, the annular groove is provided with vertical grooves matching with the vertical bars, and the bearing seat is mounted in the vertical grooves of the annular groove through the vertical bars.

[0011] Preferably, buckle grooves are provided on both sides of the bearing seat, an external thread is provided on the upper portion of the bearing seat, a protective cover is mounted on the bearing seat via the external thread, and the protective cover is made of a transparent material.

[0012] Preferably, a lifting mechanism is installed in the middle part above the base, and the top of the lifting mechanism is installed on the support plate. The lifting mechanism includes a column and a first motor. The interior of the column is a hollow structure and the bottom is installed on the base. A rack is provided inside the column, and the top of the rack is connected to the support plate. Guide bars are installed on both sides of the rack. Guide grooves matching the guide bars are opened on the two side walls inside the column. The rack is slidably installed in the guide grooves of the column through the guide bars. The first motor is installed on the outer wall of the upper part of the column. The first battery output shaft extends to the interior of the column and is installed with a first gear, and the first gear is meshed with the rack.

[0013] The beneficial effects of the utility model are:

[0014] 1) The rotating mechanism can drive the sand table model to rotate at a certain angle, so that visitors can see the whole picture of the sand table model on the spot, which improves the comfort of viewing the sand table model.

[0015] 2) An annular groove is provided on the top of the turntable, and a circular ring is installed on the bottom of the bearing seat. The bearing seat is installed in the annular groove on the turntable through the circular ring, which facilitates the replacement of the bearing seat, thereby displaying different sand table models without the need to replace the entire seat, thereby reducing the cost of production and manufacturing.

[0016] 3) The interior of the turntable is a hollow structure, and a fixing mechanism is installed inside the turntable. The fixing mechanism can prevent the bearing seat from moving, thereby improving the connection effect between the bearing seat and the turntable.

[0017] 4) A rotating handle is installed at the end of the rotating rod away from the turntable. The rotating handle is used to facilitate the grip of the rotating rod, so that the rotating rod can be rotated when convenient. An axle seat is installed inside the turntable, and the middle part of the rotating rod is rotatably installed on the axle seat. The axle seat improves the stability of the rotating rod during operation, which is conducive to the rotation of the rotating rod.

[0018] 5) Two vertical bars are symmetrically installed on the side wall of the circular ring, and the annular groove is provided with vertical grooves matching with the vertical bars. The bearing seat is installed in the vertical groove of the annular groove through the vertical bars, thereby positioning the bearing seat, which is convenient for subsequent fixing of the bearing seat through a fixing mechanism.

[0019] 6) Buckle grooves are provided on both sides of the bearing seat, which facilitate the installation and disassembly of the bearing seat. An external thread is provided on the upper part of the bearing seat, and a protective cover is installed on the bearing seat through the external thread. The protective cover is made of transparent material and can prevent dust from falling on the surface of the sand table model, which is conducive to improving the viewing experience.

[0020] 7) A lifting mechanism is installed in the middle part above the base, and the top of the lifting mechanism is installed on the support plate. The first motor drives the first gear to rotate, and the rack meshes with the first gear and moves upward along the column, thereby adjusting the height of the sand table model to adapt to visitors of different heights, further improving the comfort of visitors when viewing. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Attached Figure 1 The utility model is a schematic diagram of a rotatable display sand table structure.

[0022] Attached Figure 2 The utility model is a schematic diagram of the disassembly of a turntable, a bearing seat and a protective cover in a rotatable display sand table.

[0023] Attached Figure 3 The utility model is a schematic diagram of the internal structure of a turntable in a rotatable display sand table.

[0024] Attached Figure 4 The utility model is a schematic diagram of the structure of a guide rod and a rotating rod in a rotatable display sand table.

[0025] Attached Figure 5 The utility model is a structural schematic diagram of a rotating mechanism and a lifting mechanism in a rotatable display sand table.

[0026] In the figure: 1. base; 2. walking wheel; 3. lifting mechanism; 301. column; 302. first motor; 303. first gear; 304. rack; 305. guide bar; 4. support plate; 5. rotating mechanism; 501. second motor; 502. second gear; 503. third gear; 504. rotating shaft; 6. turntable; 61. annular groove; 62. vertical groove; 7. fixing mechanism; 701. rotating rod; 702. threaded section; 703. sliding plate; 704. movable rod; 705. spring; 706. abutment plate; 707. shaft seat; 708. rotating handle; 709. guide rod; 8. bearing seat; 81. circular ring; 82. external thread; 83. vertical bar; 84. buckle groove; 9. protective cover; 10. sand table model. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-5 , 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 them. Based on the embodiments of 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.

[0028] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] A rotatable display sand table includes a base 1, running wheels 2, and a sand table model 10. The running wheels 2 are four in number and are installed at four ends below the base 1. A support plate 4 is provided above the base 1, a rotating mechanism 5 is installed on the support plate 4, a turntable 6 is installed above the rotating mechanism 5, a bearing seat 8 is installed above the turntable 6, and the sand table model 10 is installed on the bearing seat 8.

[0030] The rotating mechanism 5 includes a second motor 501 and a rotating shaft 504. The second motor 501 is installed at the lower side of the support plate 4. The end of the output shaft of the second motor 501 passes through the support plate 4 and is installed with a second gear 502. The rotating shaft 504 is rotatably installed at the upper middle part of the support plate 4. The rotating shaft 504 is installed with a third gear 503 meshing with the second gear 502. The bottom of the rotating disk 6 is connected to the top of the rotating shaft 504. The second motor 501 drives the second gear 502 to rotate. The third gear 503 meshes with the second gear 502 to drive the rotating shaft 504 to rotate, thereby driving the rotating disk 6 to rotate, and the bearing seat 8 and the sand table model 10 located on the rotating disk 6 rotate accordingly. An annular groove 61 is opened at the top of the rotating disk 6, and a circular ring 81 is installed at the bottom of the bearing seat 8. The bearing seat 8 is installed in the annular groove 61 on the rotating disk 6 through the circular ring 81, so that the bearing seat 8 can be replaced easily, so as to display different sand table models 10 without replacing the whole, thereby reducing the cost of production.

[0031] The interior of the turntable 6 is a hollow structure, and a fixing mechanism 7 is installed inside the turntable 6. The fixing mechanism 7 includes a rotating rod 701, a movable rod 704, and a guide rod 709. The rotating rod 701 is rotatably installed inside the turntable 6 and one end extends to the outside of the turntable 6. The guide rod 709 is arranged on both sides of the rotating rod 701 and both ends are fixedly installed inside the turntable 6. Threaded sections 702 are provided on both sides of the middle part of the rotating rod 701. The thread directions of the two threaded sections 702 are opposite. A sliding plate 703 is threadedly installed on each threaded section 702, and the sliding plate 703 is slidably connected to the guide rod 709. There are two movable rods 704, which are symmetrically slidably installed on the side wall of the annular groove 61 on the turntable 6. One end of the movable rod 704 extends to the inside of the turntable 6 and is installed with an abutment plate 706. A spring 705 is installed on the periphery of the movable rod 704, between the abutment plate 706 and the side wall of the annular groove 61, and a side wall of the ring 81 is provided with a When the cam 704 is in a state of being moved, the spring 705 is in a compressed state, thereby fixing the supporting seat 8 to the rotating disk 6 as a whole.

[0032] A rotating handle 708 is installed at one end of the rotating rod 701 away from the turntable 6. The rotating handle 708 facilitates the grip of the rotating rod 701, and the rotating rod 701 can be rotated when convenient. An axle seat 707 is installed inside the turntable 6, and the middle part of the rotating rod 701 is rotatably installed on the axle seat 707. The axle seat 707 improves the stability of the rotating rod 701 during operation, which is conducive to the rotation of the rotating rod 701.

[0033] Two vertical bars 83 are symmetrically installed on the side wall of the circular ring 81, and the annular groove 61 is provided with a vertical groove 62 matched with the vertical bar 83. The bearing seat 8 is installed in the vertical groove 62 of the annular groove 61 through the vertical bar 83, so as to position the bearing seat 8, which is convenient for the subsequent fixing of the bearing seat 8 through the fixing mechanism 7. Buckle grooves 84 are provided on both sides of the bearing seat 8, and the buckle grooves 84 facilitate the installation and removal of the bearing seat 8. The upper part of the bearing seat 8 is provided with an external thread 82, and a protective cover 9 is installed on the bearing seat 8 through the external thread 82. The protective cover 9 is made of transparent material, and the protective cover 9 can prevent dust from falling on the surface of the sandbox model 10, which is conducive to improving the viewing experience.

[0034] A lifting mechanism 3 is installed in the middle of the upper part of the base 1, and the top of the lifting mechanism 3 is installed on the support plate 4. The lifting mechanism 3 includes a column 301 and a first motor 302. The column 301 is hollow inside and the bottom is installed on the base 1. A rack 304 is provided inside the column 301. The top of the rack 304 is connected to the support plate 4. Guide bars 305 are installed on both sides of the rack 304. Guide grooves matching the guide bars 305 are opened on the two side walls inside the column 301. The rack 304 is slidably installed through the guide bars 305. Installed in the guide groove of the column 301, the first motor 302 is installed on the upper outer wall of the column 301, the first battery output shaft extends to the inside of the column 301 and is installed with a first gear 303, the first gear 303 is meshed and connected with the rack 304, the first motor 302 drives the first gear 303 to rotate, the rack 304 is meshed with the first gear 303 and moves upward along the column 301, thereby adjusting the height of the sandbox model 10 to adapt to visitors of different heights, further improving the comfort of visitors when watching.

[0035] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. A rotatable display sand table, comprising a base, running wheels, and a sand table model, wherein the number of the running wheels is four and they are installed at four ends below the base, characterized in that: The yoke is provided with a support plate above the base, and a rotating mechanism is installed on the support plate, a turntable is installed above the rotating mechanism, and a bearing seat is installed above the turntable, and the sand table model is installed on the bearing seat, the interior of the turntable is a hollow structure, and a fixing mechanism is installed inside the turntable, and the fixing mechanism comprises a rotating rod, a movable rod, and a guide rod, the rotating rod is rotatably installed inside the turntable and one end extends to the outside of the turntable, the guide rod is arranged on both sides of the rotating rod and both ends are fixedly installed inside the turntable, threaded sections are provided on both sides of the middle of the rotating rod, and the thread directions of the two threaded sections are opposite, and each threaded section is threadedly installed with a sliding plate, and the sliding plate is slidably connected to the guide rod, and the number of movable rods is two and they are symmetrically slidably installed on the side wall of the annular groove on the turntable, one end of the movable rod extends to the inside of the turntable and is installed with an abutment plate, a spring is installed between the periphery of the movable rod, the abutment plate and the side wall of the annular groove, and a circular hole matching the movable rod is opened on the side wall of the circular ring.

2. A rotatable display sand table according to claim 1, characterized in that: The rotating mechanism includes a second motor and a rotating shaft. The second motor is installed at the lower side of one side of the support plate. The end of the second motor output shaft passes through the support plate and is installed with a second gear. The rotating shaft is rotatably installed in the upper middle part of the support plate. A third gear meshing with the second gear is installed on the rotating shaft. The bottom of the turntable is connected to the top of the rotating shaft. The second gear is driven to rotate by the operation of the second motor. The third gear meshes with the second gear to drive the rotating shaft to rotate, thereby driving the turntable to rotate, and the supporting seat and the sand table model on the turntable rotate accordingly.

3. A rotatable display sand table according to claim 1, characterized in that: An annular groove is provided on the top of the rotating disk, a circular ring is installed on the bottom of the bearing seat, and the bearing seat is installed in the annular groove on the rotating disk through the circular ring.

4. The rotatable display sand table according to claim 1, characterized in that: A rotating handle is installed at one end of the rotating rod away from the rotating disk.

5. The rotatable display sand table according to claim 1, characterized in that: An axle seat is installed inside the rotating disk, and the middle part of the rotating rod is rotatably installed on the axle seat.

6. The rotatable display sand table according to claim 3, characterized in that: Two vertical bars are symmetrically mounted on the side wall of the circular ring, and the annular groove is provided with vertical grooves matched with the vertical bars, and the bearing seat is mounted in the vertical groove of the annular groove through the vertical bars.

7. The rotatable display sand table according to claim 1, characterized in that: Buckle grooves are provided on both sides of the bearing seat.

8. The rotatable display sand table according to claim 1, characterized in that: An external thread is provided on the upper portion of the bearing seat, and a protective cover is mounted on the bearing seat through the external thread, and the protective cover is made of a transparent material.

9. The rotatable display sand table according to claim 1, characterized in that: A lifting mechanism is installed in the middle part above the base, and the top of the lifting mechanism is installed on the support plate. The lifting mechanism includes a column and a first motor. The interior of the column is a hollow structure and the bottom is installed on the base. A rack is provided inside the column, and the top of the rack is connected to the support plate. Guide bars are installed on both sides of the rack. Guide grooves matching the guide bars are opened on the two side walls inside the column. The rack is slidably installed in the guide grooves of the column through the guide bars. The first motor is installed on the outer side wall of the upper part of the column. The first battery output shaft extends to the interior of the column and is installed with a first gear, and the first gear is meshed and connected with the rack.

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