CN216119253U - Sand table model is with sheltering from mechanism and sand table model display device - Google Patents

Abstract

The utility model discloses a shielding mechanism for a sand table model and a sand table model display device, which comprise a lifting movable assembly, a shielding assembly and a rotary driving positioning assembly, wherein the shielding assembly and the rotary driving positioning assembly are arranged on the lifting movable assembly, the lifting movable assembly is used for driving the shielding assembly to move vertically and vertically positioning the movable shielding assembly, the shielding assembly is rotatably arranged around the lifting movable assembly, and the rotary driving positioning assembly is used for driving the shielding assembly to rotate in the vertical direction and angularly positioning the rotated shielding assembly. The shielding mechanism for the sand table model can freely switch the display state and the non-display state.

Description

Sand table model is with sheltering from mechanism and sand table model display device

Technical Field

The utility model relates to the technical field of sand table models, in particular to a shielding mechanism for a sand table model. The utility model also relates to a sand table model display device.

Background

With the development of the society at present, the sand table model is widely used in a plurality of fields such as building design, stage design, city planning and aerospace science and technology, and is an indispensable display tool especially in government planning and real estate building introduction.

The sand table for displaying the building model is often seen in places such as building selling places, and is a display device which can shrink actual conditions of building buildings, greening, streets and the like on a display table according to a certain proportion so that visitors can clearly and intuitively observe the sand table. At present, the sand table model cannot freely switch between a display state (displaying an internal building structure) and a non-display state, and the integrity (covering of a top cover plate) of a commercial building cannot be guaranteed in the non-display state.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shielding mechanism for a sand table model, which aims to solve the technical problem that the existing sand table model cannot freely switch between a display state and a non-display state.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a sand table model is with sheltering from mechanism for sand table model display device, including lift movable assembly, shelter from subassembly and rotary drive locating component and all locate on the lift movable assembly, the lift movable assembly is used for the drive to shelter from the subassembly and carry out vertical location along vertical activity and to the subassembly that shelters from after the activity, shelter from the subassembly and rotationally set up around the lift movable assembly, the rotary drive locating component is used for the drive to shelter from the subassembly and rotate and carry out the angular positioning at the subassembly that shelters from after rotating in vertical direction.

Furthermore, shelter from the subassembly including sheltering from unit and pivot, the pivot rotationally the supporting is on the lift movable assembly, and the pivot is the level and lays, shelters from on the pivot is located to the first side cover of unit and with pivot fixed connection, shelters from that the second side of unit outwards extends and bends.

Furthermore, the first side of the shielding unit is welded with the rotating shaft or fixedly connected with the rotating shaft through a jackscrew.

Furthermore, the rotary driving positioning assembly comprises a rotary rotating motor arranged on the lifting movable assembly, a driving wheel arranged on the output end of the rotary rotating motor, a driven wheel sleeved on the rotating shaft and in circumferential limiting connection with the rotating shaft, and a transmission rack for connecting the driving wheel with the driven wheel in a transmission manner.

Further, shelter from the unit and include first apron portion, second apron portion and folding driving motor, the first side cover of first apron portion locate in the pivot and with pivot fixed connection, the second side of first apron portion is rotationally located to the second apron portion, folding driving motor is used for driving the second apron portion and rotates around first apron portion and carry out the angular positioning to the second apron portion after rotating.

Further, the second apron portion is including extending the apron, a connecting axle for supporting the stiffening rib that extends the apron and inlaying on the stiffening rib, first apron portion includes basic apron and the basic support that is used for supporting basic apron, basic support is L shape, the first side cover of basic support locate in the pivot and with pivot fixed connection, the second side of basic support is used for supporting the connecting axle and makes the connecting axle rotationally set up, the fixed end of folding motor is fixed to be located on the basic support, the output of folding motor passes through the shaft coupling and is connected with the connecting axle.

Furthermore, lightening holes are formed in the base cover plate and/or the extension cover plate.

Furthermore, the lifting movable assembly comprises a mounting base frame, lifting driving units, lead screw transmission units and horizontal placement frames, wherein the lead screw transmission units are arranged on two sides of the mounting base frame respectively, the two lead screw transmission units are used for supporting the horizontal placement frames from two sides of the horizontal placement frames, the lifting driving units are used for driving the two lead screw transmission units to lift synchronously, supporting seats are arranged on the horizontal placement frames, and the two supporting seats are oppositely arranged on the horizontal placement frames and used for supporting the rotating shafts.

Further, the lead screw drive unit includes drive screw and transmission lifting slide block through screw-thread fit connection, and drive screw lays along vertical, and transmission lifting slide block is the level and lays, and transmission lifting slide block locates on drive screw, and drive screw rotationally installs on the installation bed frame, and transmission lifting slide block and horizontal rack fixed connection, lift drive unit are used for driving all drive screw synchronous rotations.

The utility model also provides a sand table model display device which comprises the shielding mechanism for the sand table model.

The utility model has the following beneficial effects:

the shielding mechanism for the sand table model comprises a lifting movable assembly, a shielding assembly and a rotary driving positioning assembly. The shielding component and the rotary driving positioning component are driven to synchronously lift through the lifting movable component along the vertical lifting movement, so that the positioning height of the shielding component is adjusted; the shielding assembly is rotatably arranged around the lifting movable assembly, the rotary driving positioning assembly is used for driving the shielding assembly to rotate in the vertical direction and angularly position the rotated shielding assembly, so that the shielding assembly can be rotationally unfolded in the vertical direction to shield commercial buildings or rotationally avoid the shielding assembly in the vertical direction to display the commercial buildings, when the sand table model needs to be switched to a display state, only the rotary driving positioning assembly is used for driving the shielding assembly to rotationally unfold, when the sand table model needs to be switched to a non-display state, only the rotary rotating motor positioning assembly is used for driving the shielding assembly to rotationally avoid, and the shielding mechanism for the sand table model can freely switch the display state and the non-display state.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is one of the schematic structural views of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention;

FIG. 2 is a second schematic structural view of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention;

FIG. 3 is a schematic view of a part of the structure of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention;

FIG. 4 is a schematic view of the shielding unit of FIG. 1 rotated to be spread;

FIG. 5 is a schematic view illustrating a structure in which the shielding unit of FIG. 1 is rotated and folded;

fig. 6 is a schematic structural view of a sand table model display device according to a preferred embodiment of the present invention.

Illustration of the drawings:

10. a shielding mechanism for the sand table model; 11. a lifting movable component; 111. mounting a base frame; 112. a lifting drive unit; 1121. rotating the motor; 1122. a drive bar; 113. a lead screw transmission unit; 1131. a drive screw; 1132. a transmission lifting slide block; 114. horizontally placing a rack; 12. a shielding component; 121. a shielding unit; 1211. a first shielding portion; 1212. a second shielding portion; 1213. a folding drive motor; 122. a rotating shaft; 13. a rotary drive positioning assembly; 131. a rotating electric machine; 132. a drive rack; 100. sand table model display device.

Detailed Description

The embodiments of the utility model will be described in detail below with reference to the accompanying drawings, but the utility model can be embodied in many different forms, which are defined and covered by the following description.

FIG. 1 is one of the schematic structural views of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention; FIG. 2 is a second schematic structural view of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention; FIG. 3 is a schematic view of a part of the structure of a shielding mechanism for a sand table model according to a preferred embodiment of the present invention; FIG. 4 is a schematic view of the shielding unit of FIG. 1 rotated to be spread; FIG. 5 is a schematic view illustrating a structure in which the shielding unit of FIG. 1 is rotated and folded; fig. 6 is a schematic structural view of a sand table model display device according to a preferred embodiment of the present invention.

As shown in fig. 1 and 2, the shielding mechanism 10 for the sand table model of this embodiment is used for the sand table model display device 100, including the lifting movable assembly 11, shielding assembly 12 and rotation driving positioning assembly 13 are all located on the lifting movable assembly 11, the lifting movable assembly 11 is used for driving shielding assembly 12 to move vertically and vertically position the shielding assembly 12 after moving, shielding assembly 12 is rotationally arranged around the lifting movable assembly 11, rotation driving positioning assembly 13 is used for driving shielding assembly 12 to rotate in the vertical direction and angularly position the shielding assembly 12 after rotating, so that shielding assembly 12 is rotationally unfolded in the vertical direction to shield the commercial building or shielding assembly 12 is rotationally unfolded in the vertical direction to shield the commercial building.

The shielding mechanism 10 for the sand table model comprises a lifting movable assembly 11, a shielding assembly 12 and a rotary driving positioning assembly 13. The shielding component 12 and the rotary driving positioning component 13 are driven to synchronously lift through the lifting movable component 11 along the vertical lifting movement, so that the positioning height of the shielding component 12 is adjusted; the shielding component 12 is rotatably arranged around the lifting movable component 11, the rotary driving positioning component 13 is used for driving the shielding component 12 to rotate in the vertical direction and angularly position the rotated shielding component 12, so that the shielding component 12 can be rotatably unfolded in the vertical direction to shield commercial buildings or the shielding component 12 can be rotatably avoided in the vertical direction to display the commercial buildings, when the sand table model needs to be switched to a display state, only the rotary driving positioning component 13 is used for driving the shielding component 12 to rotatably unfold, when the sand table model needs to be switched to a non-display state, only the rotary rotating motor 1311121 is used for driving the shielding component 12 to rotatably avoid, and the shielding mechanism 10 for the sand table model can freely switch the display state and the non-display state.

It can be understood that the shielding component 12 is in an L shape, and when the shielding component 12 is rotated and unfolded, the shielding unit 121 of the shielding component 12 is positioned above and covers the commercial building; in the retracted position of the screen assembly 12, the screen assembly 12 is disposed vertically and laterally of the commercial structure. Wherein, the vertical movement refers to movement along the height direction of the lifting movable assembly 11. The lifting movable assembly 11 can be a telescopic rod, and the shielding assembly 12 and the rotary driving positioning assembly 13 are driven to vertically move through the telescopic motion of the telescopic rod; the lifting movable assembly 11 can also be a screw transmission component, and the shielding assembly 12 and the rotary driving positioning assembly 13 are driven to move vertically by the rotation of the screw transmission component.

Further, the shielding assembly 12 includes a shielding unit 121 and a rotating shaft 122, the rotating shaft 122 is rotatably supported on the lifting movable assembly 11, the rotating shaft 122 is horizontally disposed, a first side of the shielding unit 121 is sleeved on the rotating shaft 122 and is fixedly connected with the rotating shaft 122, a second side of the shielding unit 121 extends outwards and is bent, and the rotation driving positioning assembly 13 is used for driving the rotating shaft 122 to rotate around an axis line thereof and angularly position the rotating shaft 122 after rotating. In the present invention, the rotation driving positioning assembly 13 drives the rotation shaft 122 to rotate around the axis thereof, so that the shielding unit 121 rotates and positions around the rotation shaft 122 as a fulcrum, and further the shielding unit 121 synchronously rotates around the axis of the rotation shaft 122 to rotate and unfold or rotate and avoid.

Further, in order to fixedly connect the shielding unit 121 and the rotating shaft 122, the first side of the shielding unit 121 is welded to the rotating shaft 122 or fixedly connected by a jackscrew.

Referring to fig. 3, the rotation driving positioning assembly 13 further includes a rotation motor 1311121 disposed on the lifting movable assembly 11, a driving wheel disposed on an output end of the rotation motor 1311121, a driven wheel sleeved on the rotating shaft 122 and connected to the rotating shaft 122 in a circumferential limiting manner, and a transmission rack 132 for driving and connecting the driving wheel and the driven wheel. The rotation motor 1311121 is operated to drive the driving wheel to rotate, and under the driving action of the driving rack 132, the driven wheel is rotated synchronously with the driving wheel, so that the rotating shaft 122 rotates around the axis thereof to drive the shielding unit 121 to rotate and unfold or rotate and avoid.

Referring to fig. 4 and 5, further, the shielding unit 121 includes a first cover plate portion, a second cover plate portion and a folding driving motor 1213, the first side of the first cover plate portion is sleeved on the rotating shaft 122 and is fixedly connected to the rotating shaft 122, the second cover plate portion is rotatably disposed on the second side of the first cover plate portion, and the folding driving motor 1213 is used for driving the second cover plate portion to rotate around the first cover plate portion and angularly position the rotated second cover plate portion, so that the second cover plate portion is spread on a vertical plane and is arranged flush with the first cover plate portion, or is folded on the vertical plane and is overlapped with the first cover plate portion. In the present invention, by providing the shutter unit 121 including the first cover plate portion, the second cover plate portion, and the folding drive motor 1213, it is advantageous and possible to reduce the height space occupied by the shutter unit 121121 when not in use (storage). Specifically, when the sand table model needs to be switched to the display state, the folding driving motor 1213 drives the second cover plate portion to rotate and spread along the extending direction of the first cover plate portion so as to shade the commercial building; when it is necessary to switch to the non-display state, the second cover portion is driven to rotate and overlap with the first cover portion by the folding drive motor 1213.

Further, the second apron portion is including extending the apron, a connecting axle for supporting the stiffening rib that extends the apron and inlaying on the stiffening rib, first apron portion includes basic apron and the basic support that is used for supporting basic apron, basic support is L shape, the first side cover of basic support locate in pivot 122 and with pivot 122 fixed connection, the second side of basic support is used for supporting the connecting axle and makes the connecting axle rotationally set up, the fixed end of folding motor is fixed to be located on basic support, the output of folding motor passes through the shaft coupling and is connected with the connecting axle, rotate and then drive the extension apron and rotate around basic apron and make the extension apron rotatory the spreading or rotatory folding.

Furthermore, lightening holes are formed in the base cover plate and/or the extension cover plate. It can be understood that the lightening holes may be waist-shaped holes arranged along the length direction of the extension cover plate, or may also be waist-shaped holes arranged along the width direction of the extension cover plate, and two adjacent waist-shaped holes are arranged in a staggered manner. The lightening holes are arranged to lighten the weight of the extension cover plate, so that the extension cover plate can be driven to be unfolded rotationally or closed rotationally by the folding driving motor 1213.

Further, the lifting movable assembly 11 includes a mounting base frame 111, a lifting driving unit 112, a screw transmission unit 113 and a horizontal placement frame 114, the screw transmission units 113 are respectively disposed on two sides of the mounting base frame 111, the two screw transmission units 113 are used for supporting the horizontal placement frame 114 from two sides of the horizontal placement frame 114, the lifting driving unit 112 is used for driving the two screw transmission units 113 to synchronously lift and lower so as to drive the horizontal placement frame 114 to vertically move and vertically position the moved horizontal placement frame 114, a supporting seat is disposed on the horizontal placement frame 114, and the two supporting seats are oppositely disposed on the horizontal placement frame 114 and used for supporting the rotating shaft 122. Specifically, the rotation driving positioning assembly 13 is disposed on the horizontal placing frame 114, and the supporting seat is a bearing seat.

Further, the screw transmission unit 113 includes a transmission screw 1131 and a transmission lifting slider 1132 connected through screw-thread fit, the transmission screw 1131 is vertically arranged, the transmission lifting slider 1132 is horizontally arranged, the transmission lifting slider 1132 is arranged on the transmission screw 1131, the transmission screw 1131 is rotatably arranged on the installation pedestal 111, the transmission lifting slider 1132 is fixedly connected with the horizontal placing rack 114, the lifting driving unit 112 is used for driving all the transmission screws 1131 to synchronously rotate, and the rotation through the transmission screw 1131 drives the transmission lifting slider 1132 to move vertically.

Further, the lifting driving unit 112 includes a rotating motor 1121 and a transmission bar 1122, an output end of the rotating motor 1121 is provided with a master gear, an input end of each transmission lead screw 1131 is provided with a slave gear, all the slave gears are in transmission connection with the master gear through the transmission bar 1122, and then all the slave gears are driven to synchronously rotate by the master gear.

More preferably, the master gear is used to tension the drive bars 1122 between the various slave gears.

Referring to fig. 6, the present invention further provides a sand table model display device 100, including the shielding mechanism 10 for sand table model.

The sand table model display device disclosed by the utility model has the advantages that the mechanical transmission, design concept, overall presentation and expression modes are different from those of the traditional ejector rods, the phenomenon that the integrity of the interior of a business is redundant due to the fact that the traditional ejector rods penetrate through the top cover of the interior of the business from bottom to top to jack the top cover so as to avoid the traditional ejector rods jack the top cover of the business to be lifted to enter a display state, the sight line can be blocked when the traditional ejector rods are used for watching in a vertical face direction, and the technical problem that the overlooking and stooping visiting are inconvenient due to the fact that the lifting stroke is small when the space in the sand table is insufficient is solved.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A shielding mechanism for a sand table model is used for a sand table model display device and is characterized in that,

comprises a lifting movable component, a shielding component and a rotary driving positioning component, wherein the shielding component and the rotary driving positioning component are both arranged on the lifting movable component, the lifting movable component is used for driving the shielding component to move vertically and vertically positioning the movable shielding component,

the shielding assembly winds the lifting movable assembly and is rotationally arranged, and the rotary driving positioning assembly is used for driving the shielding assembly to rotate in the vertical direction and angularly position the shielding assembly after rotating.

2. A screen mechanism for a sand table model according to claim 1,

the shielding assembly comprises a shielding unit and a rotating shaft, the rotating shaft is rotatably supported on the lifting movable assembly, the rotating shaft is horizontally arranged, a first side of the shielding unit is sleeved on the rotating shaft and fixedly connected with the rotating shaft, and a second side of the shielding unit extends outwards and is bent.

3. A screen mechanism for a sand table model according to claim 2,

the first side of the shielding unit is welded with the rotating shaft or fixedly connected with the rotating shaft through a jackscrew.

4. A screen mechanism for a sand table model according to claim 2,

the rotary driving positioning assembly comprises a rotary rotating motor arranged on the lifting movable assembly, a driving wheel arranged on the output end of the rotary rotating motor, and a transmission rack sleeved on the rotating shaft, wherein the rotating shaft is circumferentially and limitedly connected with the rotating shaft, the transmission rack is used for transmitting the driving wheel and the transmission rack to be connected with the rotating shaft.

5. A screen mechanism for a sand table model according to claim 2,

the shielding unit comprises a first cover plate part, a second cover plate part and a folding driving motor, the first side of the first cover plate part is sleeved on the rotating shaft and is fixedly connected with the rotating shaft, the second cover plate part is rotatably arranged on the second side of the first cover plate part,

the folding driving motor is used for driving the second cover plate part to rotate around the first cover plate part and angularly position the second cover plate part after rotating.

6. A screen mechanism for a sand table model according to claim 5,

the second cover plate part comprises an extension cover plate, a reinforcing rib for supporting the extension cover plate and a connecting shaft embedded on the reinforcing rib,

the first cover plate part comprises a basic cover plate and a basic support used for supporting the basic cover plate, the basic support is L-shaped, the first side of the basic support is sleeved on the rotating shaft and is fixedly connected with the rotating shaft, the second side of the basic support is used for supporting the connecting shaft and enabling the connecting shaft to be rotatably arranged,

the fixed end of the folding motor is fixedly arranged on the base support, and the output end of the folding motor is connected with the connecting shaft through a coupler.

7. A screen mechanism for a sand table model according to claim 6,

and the foundation cover plate and/or the extension cover plate are/is provided with lightening holes.

8. A screen mechanism for a sand table model according to claim 2,

the lifting movable assembly comprises a mounting base frame, lifting driving units, lead screw transmission units and a horizontal placing frame, the lead screw transmission units are respectively arranged on two sides of the mounting base frame, the two lead screw transmission units are used for supporting the horizontal placing frame from two sides of the horizontal placing frame, the lifting driving units are used for driving the two lead screw transmission units to synchronously lift,

the horizontal placing frame is provided with two supporting seats which are oppositely arranged on the horizontal placing frame and used for supporting the rotating shaft.

9. A screen mechanism for a sand table model according to claim 8,

the screw transmission unit comprises a transmission screw and a transmission lifting slide block which are connected in a threaded fit manner, the transmission screw is vertically arranged, the transmission lifting slide block is horizontally arranged, the transmission lifting slide block is arranged on the transmission screw, the transmission screw is rotatably arranged on the mounting base frame, the transmission lifting slide block is fixedly connected with the horizontal placing frame,

the lifting driving unit is used for driving all the transmission lead screws to synchronously rotate.

10. A sand table model display device is characterized in that,

comprising a shelter mechanism for a sand table model according to any one of claims 1 to 9.

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