CN214587629U - Three-dimensional shadow show sand table - Google Patents

Abstract

The utility model relates to a three-dimensional shadow show sand table relates to the field of model show, and it includes the frame, be equipped with the elevating system of lift sand table model in the frame, the inside of frame is equipped with dust extractor and dust collection box, dust extractor with the dust collection box is connected. This application has the sand table model effect of being convenient for to clear up.

Description

Three-dimensional shadow show sand table

Technical Field

The application relates to the field of model display, in particular to a stereoscopic shadow display sand table.

Background

The sand table is a three-dimensional modeling art, and can simulate natural landscape, house buildings and the like. For example, the building sand table model presents the building and the surrounding environment in a miniature object mode. In order to ensure that the sand table presenting effect is more vivid, the projection effect of the model is increased, so that the sand table model is more three-dimensional.

The current chinese patent with patent application number CN201720253589.5 provides a sand table presentation device for network technology teaching, belongs to the teaching equipment field, including heat dissipation chassis, brightness adjuster and information processor, install the sand table main part on the heat dissipation chassis, the inside in the frame is installed to the sand table main part, colorful shadow ware below is provided with brightness adjuster, the frame is connected with the motor through the slide rail, information processor sets up between projecting apparatus and signal antenna.

In view of the related art in the above, the inventors consider that there are drawbacks: the sand table model needs to consume manpower to clean regularly in the using process, so that the labor cost is generated.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the sand table model needs the clearance, this application provides a three-dimensional shadow show sand table.

The application provides a three-dimensional shadow show sand table adopts following technical scheme:

a three-dimensional shadow show sand table comprises a frame, wherein a lifting mechanism for lifting a sand table model is arranged on the frame, a dust extractor and a dust collection box are arranged inside the frame, and the dust extractor is connected with the dust collection box.

Through adopting above-mentioned technical scheme, the sand table model passes through elevating system and descends to the inside of frame, and the dust extractor takes out the dust on sand table model surface to the dust collection box in to the realization is to the clearance of sand table model. The dust extractor and the dust collection box are arranged in the frame, so that the occupied space is reduced, and the appearance design is beautified.

Optionally, the lifting structure comprises a lifting assembly, a guide assembly and a driving assembly, the lifting assembly comprises a lead screw and a lifting plate, the lead screw is in threaded fit with the lifting plate, the lead screw rotates under the action of the driving assembly, and the lifting plate moves up and down under the action of the guide assembly.

Through adopting above-mentioned technical scheme, when the lead screw rotated, lead screw and lifter plate produced relative motion because screw-thread fit, and the lifter plate realized elevating movement under the guide assembly effect. The lifting structure is simple and easy to implement.

Optionally, the driving assembly comprises a motor, a driving bevel gear and a driven bevel gear, the driving bevel gear is connected with the motor, the driven bevel gear is connected with the screw rod, and the driving bevel gear is meshed with the driven bevel gear.

By adopting the technical scheme, the meshing action of the driving bevel gear and the driven bevel gear converts the autorotation of the motor into the rotation of the screw rod, thereby providing power for the movement of the lifting plate.

Optionally, the guide assembly is a guide rod, the guide rod is vertically installed on the rack, and the lifting plate is connected with the guide rod in a sliding fit manner.

Through adopting above-mentioned technical scheme, the guide arm plays the restriction effect to the motion of lifter plate for the lifter plate is with lead screw thread fit effect up-and-down motion.

Optionally, the dust extractor is connected with the dust collection box through a hose, and the dust collection box is movably mounted on the frame.

Through adopting above-mentioned technical scheme, dust collection box movable mounting is in the frame, and detachable structure is favorable to the operator to regularly clear up the dust collection box.

Optionally, a dust bag is sleeved inside the dust box.

Through adopting above-mentioned technical scheme, the dust bag is established to the dust collection box endotheca, can accomplish the clearance work of dust in the dust collection box through changing the dust bag, and the clearance mode is simple and convenient.

Optionally, a handle is fixedly connected to the outer surface of the dust box.

Through adopting above-mentioned technical scheme, install the handle on the dust collection box, increased manual operation's convenience.

Optionally, a projection lamp is arranged at the top of the frame.

Through adopting above-mentioned technical scheme, the sand table model can produce more three-dimensional effect under the light effect of projection lamp, and the effect of sand table show is also better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sand table model descends into the frame through the lifting mechanism, the dust extractor extracts dust on the surface of the sand table model into the dust collection box, so that the sand table model is cleaned, and the dust extractor and the dust collection box are arranged in the frame, so that the occupied space is reduced, and the appearance design is beautified;

2. when the screw rod rotates, the screw rod and the lifting plate generate relative motion due to the thread matching effect, and the lifting plate realizes lifting motion under the action of the guide assembly, so that the lifting structure is simple and easy to implement;

3. the meshing action of the driving bevel gear and the driven bevel gear converts the autorotation of the motor into the rotation of the screw rod, thereby providing power for the movement of the lifting plate.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a frame structure;

FIG. 3 is a schematic view of a dust bin;

fig. 4 is a schematic view of the elevating mechanism.

Reference numerals: 1. a frame; 11. a first chamber; 12. a second chamber; 13. a third chamber; 2. a dust extractor; 21. a hose; 3. a dust collection box; 31. a dust collection bag; 32. a handle; 33. a groove; 34. a dust collection cover; 4. a lifting assembly; 41. a screw rod; 42. a lifting plate; 5. a guide assembly; 51. a guide bar; 6. A drive assembly; 61. a motor; 62. a drive bevel gear; 63. a driven bevel gear; 7. a projection lamp.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

A three-dimensional light and shadow show sand table, referring to fig. 1, comprises a rectangular frame 1, wherein a lifting mechanism, a dust extractor 2 and a dust collection box 3 are arranged inside the frame 1. The lifting mechanism is arranged at the bottom of the sand table model, and the dust extractor 2 is connected with the dust collection box 3 through a hose 21. When clearing up the sand table, elevating system drops the sand table to inside 1 frame, starts dust extractor 2 at this moment and carries out the deashing to the model.

As shown in fig. 1 and 2, a first chamber 11, a second chamber 12, and a third chamber 13 are formed inside the rack 1, and the first chamber 11, the second chamber 12, and the third chamber 13 are rectangular spaces. The dust extractor 2 is fixedly arranged in the first chamber 11, and one end of the dust extractor 2 facing the sand table model is fixedly connected with a prismoid-shaped dust collection cover 34. The dust box 3 is inserted into the third chamber 13, and the hose 21 connects the first chamber 11 and the third chamber 13, so that the dust drawn by the dust extractor 2 is collected in the dust box 3. The dust collection box 3 is in a cuboid shape, a rectangular groove 33 is formed in the outer edge of the upper portion of the dust collection box 3, and a rectangular handle 32 is fixedly connected to the dust collection box 3.

As shown in fig. 3, in order to clean the dust in the dust collecting box 3, a dust collecting bag 31 is sleeved in the dust collecting box 3, the edge of the dust collecting bag 31 is turned outwards and is clamped in the groove 33, the dust collecting bag 31 and the dust collecting box 3 are bound and fixed through a rubber band, and the rubber band is clamped in the groove.

As shown in fig. 1 and 4, the lifting mechanism includes a lifting assembly 4, two sets of driving assemblies 6, and two sets of guiding assemblies 5. The lifting assembly 4 comprises a lifting plate 42 and two lead screws 41, the lifting plate 42 is formed by stacking two different rectangular plates, the two lead screws 41 are vertically connected inside the rack 1 in a rotating mode, the top ends of the lead screws 41 are connected to the top plate of the first cavity 11 in a rotating mode, the bottom ends of the lead screws 41 are connected to the bottom plate of the second cavity 12 in a rotating mode, the lead screws 41 are connected with the lifting plate 42 in a threaded matching mode, and the two lead screws 41 are arranged at the end corners of the lifting plate 42 in an oblique angle mode. A drive assembly 6 is mounted in the second chamber 12, the drive assembly 6 including a motor 61, a drive bevel gear 62 and a driven bevel gear 63. The motor 61 is fixed on the bottom surface of the second chamber 12, the drive bevel gear 62 is fixedly connected with the output shaft of the motor 61, the driven bevel gear 63 is penetrated and fixedly connected with the lower part of the screw rod 41, and the drive bevel gear 62 is engaged and matched with the driven bevel gear 63. The guide assembly 5 is a columnar guide rod 51 vertically fixed in the frame 1, the number of the guide rods 51 is two, the two guide rods 51 respectively penetrate through the other two end corners of the lifting plate 42, the top ends of the guide rods 51 are fixedly connected to the top plate of the first chamber 11, and the bottom ends of the guide rods 51 are fixedly connected to the bottom plate of the second chamber 12. The motor 61 is started, and the lifting plate 42 slides up and down along the guide rod 51 to realize the lifting of the sand table model.

In order to increase the light and shadow stereoscopic impression of the sand table model, the top surface of the frame 1 is fixedly connected with the projection lamp 7, and the sand table model has more vivid and lively display effect under the action of the projection lamp 7.

The implementation principle of the embodiment of the application is as follows: the sand table model descends into the first chamber 11 through the lifting plate 42, the dust extractor 2 cleans the model, the dust collecting bag 31 is used for collecting dust, and an operator only needs to replace the dust collecting bag 31 regularly in the cleaning process.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a three-dimensional shadow show sand table which characterized in that: including frame (1), be equipped with the elevating system of lift sand table model on frame (1), the inside of frame (1) is equipped with dust extractor (2) and dust collection box (3), dust extractor (2) with dust collection box (3) are connected, elevating system includes lifting unit (4), guide assembly (5) and drive assembly (6), lifting unit (4) include lead screw (41) and lifter plate (42), lead screw (41) with lifter plate (42) screw-thread fit connects, lead screw (41) are in rotation under drive assembly (6) effect, lifter plate (42) are in up-and-down motion under guide assembly (5) effect.

2. The stereoscopic shadow display sand table according to claim 1, wherein: the driving assembly (6) comprises a motor (61), a driving bevel gear (62) and a driven bevel gear (63), the driving bevel gear (62) is connected with the motor (61), the driven bevel gear (63) is connected with the screw rod (41), and the driving bevel gear (62) is meshed with the driven bevel gear (63).

3. The stereoscopic shadow display sand table according to claim 1, wherein: the guide assembly (5) is a guide rod (51), the guide rod (51) is vertically installed on the rack (1), and the lifting plate (42) is connected with the guide rod (51) in a sliding fit mode.

4. The stereoscopic shadow display sand table according to claim 1, wherein: the dust extractor (2) is connected with the dust collection box (3) through a hose (21), and the dust collection box (3) is movably arranged on the rack (1).

5. The stereoscopic shadow display sand table according to claim 4, wherein: the dust collection box (3) is internally sleeved with a dust collection bag (31).

6. The stereoscopic shadow display sand table according to claim 5, wherein: the outer surface of the dust collection box (3) is fixedly connected with a handle (32).

7. The stereoscopic shadow display sand table according to claim 1, wherein: and a projection lamp (7) is arranged at the top of the frame (1).

Images