CN211628554U

CN211628554U - Environment art design multimedia demonstration sand table

Info

Publication number: CN211628554U
Application number: CN202020562643.6U
Authority: CN
Inventors: 曾柳艳
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-10-02
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses an environmental art design multimedia presentation sand table, including sand table main part, base, elevating system and light simulation mechanism, the central position department on base top rotates and is connected with the pivot, and the top welding of pivot has elevating system, the lower pot head of pivot outer wall is equipped with the gear, and the base top welding of gear one side has fixing mechanism, the support frame has all been welded to elevating system's both sides, and the top fixedly connected with sand table main part of support frame, the middle position department welding at the positive and back of sand table main part has light simulation mechanism, and the welding of one side that sand table main part top is close to control panel has projection cloth. The utility model discloses a second motor work drives the bull stick and rotates to drive the stay cord rolling of pulley rotation with slide one side, and then the pulling slide drives the rising and the descending of fluorescent lamp simulation sun at the inside slip of slide rail, realizes true light effect, the true scene of perfect reduction.

Description

Environment art design multimedia demonstration sand table

Technical Field

The utility model relates to a demonstration sand table technical field specifically is an environmental art design multimedia demonstration sand table.

Background

The sand table is a demonstration tool commonly used in military affairs, geology, garden planning and the like, provides a visual and clear demonstration for understanding the general situation of a field, and is a good teaching tool for students in the environmental art design system, and the traditional multimedia demonstration sand table can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:

1. the traditional multimedia demonstration sand table is lack of height and rotation adjustment, cannot meet the demonstration of various conditions, and has poor demonstration effect;

2. the traditional multimedia demonstration sand table lacks the function of simulating light rays, and people cannot clearly know the effect of the light rays under the actual condition;

3. the traditional multimedia demonstration sand table lacks a detail projection function, and is inconvenient to directly look around when too many teaching people exist, so that the watching effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental art design multimedia presentation sand table to the problem that the proposition lacks height and rotation regulation, lacks the simulated light function and lacks the detail projection function among the solution above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an environmental art design multimedia demonstration sand table comprises a sand table main body, a base, a lifting mechanism and a light simulation mechanism, wherein a rotating shaft is rotatably connected to the central position of the top end of the base, the lifting mechanism is welded at the top end of the rotating shaft, a gear is sleeved at the lower end of the outer wall of the rotating shaft, a fixing mechanism is welded at the top end of the base at one side of the gear, supporting frames are welded at two sides of the lifting mechanism, the sand table main body is fixedly connected to the top ends of the supporting frames, the light simulation mechanism is welded at the middle position of the front surface and the back surface of the sand table main body, a top plate is welded at the top end of the light simulation mechanism, a camera is fixedly connected to the bottom end of one side of the top plate, a control panel is fixedly connected to the middle position of one side of the sand table main body, projection cloth is welded at one side, and the bottom of slide bar has evenly seted up spacing hole, the slide bar is kept away from the one end welding of projection cloth and is had the sleeve pipe, and sheathed tube inside cover is equipped with the loop bar, the top fixedly connected with projecting apparatus of loop bar.

Preferably, all be provided with the universal wheel around the base bottom, and the inside of universal wheel all is provided with arrestment mechanism.

Preferably, elevating system's inside has set gradually cage, slide, slider, first motor, sleeve and lead screw, the cage welding is on the top of pivot, and the first motor of the intermediate position department fixedly connected with of the inside bottom of cage, the top cover of first motor is equipped with the lead screw, and the outer wall cover of lead screw is equipped with the sleeve, the slide has all been seted up to the both sides of cage, and the slide is inside to link to each other with the sleeve through with slide assorted slider, the slider welds with the support frame mutually.

Preferably, the inside of fixed establishment has set gradually gag lever post, an installation section of thick bamboo, first spring and driving lever, the installation section of thick bamboo welding is on the base top of gear one side, and the inside first spring of one side fixedly connected with who keeps away from the gear of an installation section of thick bamboo, the one end welding that first spring is close to the gear has the gag lever post that runs through the installation section of thick bamboo, and the top welding that the gag lever post is close to one side of first spring has the driving lever, the gag lever post is mutually supported with the gear.

Preferably, light simulation mechanism's inside has set gradually slide, fluorescent lamp, the case that rises, slide rail, pulley, bull stick, second motor and stay cord, the case that rises welds in the positive intermediate position department at the sand table main part and the back, and the intermediate position department fixedly connected with second motor of case one side that just rises, the output of second motor runs through the case that rises and installs the bull stick, and the intermediate position department of bull stick installs the pulley, the welding of the intermediate position department on case top that rises has the slide rail, and the slide rail is inside through the slide fixedly connected with fluorescent lamp with slide rail assorted, the stay cord that the equal fixedly connected with in both ends of slide links to each other with the pulley.

Preferably, the one end that sand table main part bottom is close to the slide bar articulates there is the kelly, and the inboard fixedly connected with of kelly and the second spring that sand table main part bottom links to each other, the upper end cover that the slide bar one side was kept away from to the sleeve pipe is equipped with the bolt, and the loop bar lateral wall of bolt one side corresponds and has seted up the spacing groove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by installing a first motor, a screw rod, a sleeve, a first sliding block, a slide way, a support frame, a sand table main body, a shifting rod, a limiting rod, a first spring, a limiting rod, a gear, a sand table main body and a rotating shaft, the first motor works to drive the screw rod to rotate, so that the sleeve is driven to slide in the slide way through the sliding block and move up and down, the support frame is driven to move up and down, the shifting rod is finally driven to move up and down, the shifting rod is pushed outwards to compress the first spring, so that the limiting rod is driven to be separated from the inside of the gear, the sand table main body is rotated to drive the rotating shaft to rotate, further the rotating angle of a demonstration sand table is adjusted, a user can clamp the limiting rod into the inside of the gear to finish fixing under the elastic action of the first spring, finally the adjustment;

(2) meanwhile, the multimedia demonstration sand table is provided with a second motor, a rotating rod, a sliding wheel, a sliding plate, a pull rope, a sliding rail and a fluorescent lamp, the second motor works to drive the rotating rod to rotate, so that the pulley is driven to rotate to wind the pull rope on one side of the sliding plate, the sliding plate is further pulled to slide in the sliding rail to drive the fluorescent lamp to simulate the rising and falling of the sun, the real light effect is realized, and the real scene is perfectly restored;

(3) simultaneously multimedia presentation sand table is through installing the kelly, the second spring, spacing hole, the slide bar, the bolt, the loop bar, the projecting apparatus, the spacing groove, camera and projection cloth, the slide bar is taken out to the outside, it makes the kelly card go into spacing downthehole portion completion fixed to loosen the kelly under the elastic action of second spring, it takes out the loop bar from top to bottom to unscrew the bolt, adjust the projecting apparatus at appropriate height, it makes bolt card go into the spacing groove completion fixed to screw up the bolt, thereby can make the accurate projection of projecting apparatus on projection cloth, shoot through the projecting apparatus projection with the sand table through the camera on projection cloth, thereby make things convenient for many people to watch.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a schematic view of an enlarged front view section of the lifting mechanism of the present invention;

FIG. 4 is a schematic view of the front view section of the fixing mechanism of the present invention

FIG. 5 is an enlarged schematic view of part A of FIG. 1 according to the present invention

Fig. 6 is a schematic view of the front-view section enlarging structure of the light simulation mechanism of the present invention.

In the figure: 1. a projection cloth; 2. a sand table body; 3. a support frame; 4. a base; 5. a universal wheel; 6. a gear; 7. a rotating shaft; 8. a lifting mechanism; 801. a lifting box; 802. a slideway; 803. a slider; 804. a first motor; 805. a sleeve; 806. a screw rod; 9. a fixing mechanism; 901. a limiting rod; 902. mounting the cylinder; 903. a first spring; 904. a deflector rod; 10. a light ray simulation mechanism; 1001. a slide plate; 1002. a fluorescent lamp; 1003. pulling up the box; 1004. a slide rail; 1005. a pulley; 1006. a rotating rod; 1007. a second motor; 1008. pulling a rope; 11. a top plate; 12. a camera; 13. a control panel; 14. a slide bar; 15. a limiting hole; 16. a clamping rod; 17. a second spring; 18. a sleeve; 19. a loop bar; 20. a bolt; 21. a limiting groove; 22. a projector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: an environmental art design multimedia demonstration sand table comprises a sand table main body 2, a base 4, a lifting mechanism 8 and a light simulation mechanism 10, wherein universal wheels 5 are arranged on the periphery of the bottom end of the base 4, and braking mechanisms are arranged inside the universal wheels 5;

specifically, as shown in fig. 1 and 2, the demonstration sand table is moved to a proper position through the universal wheels 5, and the demonstration sand table is fixed through a rotating mechanism inside the universal wheels 5 to prevent slipping;

a rotating shaft 7 is rotatably connected to the center of the top end of the base 4, and a lifting mechanism 8 is welded to the top end of the rotating shaft 7;

the inside of the lifting mechanism 8 is sequentially provided with a lifting box 801, a slide way 802, a slide block 803, a first motor 804, a sleeve 805 and a screw rod 806, the lifting box 801 is welded at the top end of the rotating shaft 7, the middle position of the bottom end inside the lifting box 801 is fixedly connected with the first motor 804, the model of the first motor 804 can be Y90S-2, the top end of the first motor 804 is sleeved with the screw rod 806, the outer wall of the screw rod 806 is sleeved with the sleeve 805, the two sides of the lifting box 801 are both provided with the slide way 802, the inside of the slide way 802 is connected with the sleeve 805 through the slide block 803 matched with the slide way 802, and the slide block 803 is welded with the;

specifically, as shown in fig. 1, fig. 2 and fig. 3, the first motor 804 works to drive the screw rod 806 to rotate, so as to drive the sleeve 805 to slide inside the slideway 802 through the slider 803 to move up and down, further drive the support frame 3 to move up and down, and finally drive the sand table main body 2 to move up and down, thereby realizing height adjustment of the sand table;

the lower end of the outer wall of the rotating shaft 7 is sleeved with a gear 6, and the top end of the base 4 on one side of the gear 6 is welded with a fixing mechanism 9;

a limiting rod 901, an installation cylinder 902, a first spring 903 and a shifting rod 904 are sequentially arranged in the fixing mechanism 9, the installation cylinder 902 is welded at the top end of the base 4 on one side of the gear 6, the first spring 903 is fixedly connected to one side, far away from the gear 6, in the installation cylinder 902, one end, close to the gear 6, of the first spring 903 is welded with the limiting rod 901 penetrating through the installation cylinder 902, the top end, close to one side of the first spring 903, of the limiting rod 901 is welded with the shifting rod 904, and the limiting rod 901 is matched with the gear 6;

specifically, as shown in fig. 1, fig. 2 and fig. 5, the shift lever 904 is shifted outward, the limiting rod 901 is driven to compress the first spring 903, so that the limiting rod 901 is driven to be separated from the inside of the gear 6, the sand table main body 2 is rotated, so that the rotating shaft 7 is driven to rotate, the rotating angle of the demonstration sand table is adjusted, the limiting rod 901 is clamped into the gear 6 to complete fixing under the elastic action of the first spring 903 by a release hand, and finally the rotation of the sand table is adjusted;

the supporting frames 3 are welded on two sides of the lifting mechanism 8, the top end of each supporting frame 3 is fixedly connected with the sand table main body 2, the light ray simulation mechanisms 10 are welded at the middle positions of the front surface and the back surface of the sand table main body 2, and the top ends of the light ray simulation mechanisms 10 are welded with the top plates 11;

the light ray simulation mechanism 10 is internally provided with a sliding plate 1001, a fluorescent lamp 1002, a pulling-up box 1003, a sliding rail 1004, a pulley 1005, a rotating rod 1006, a second motor 1007 and a pull rope 1008 in sequence, the pulling-up box 1003 is welded at the middle position of the front surface and the back surface of the sand table main body 2, the middle position of one side of the pulling-up box 1003 is fixedly connected with the second motor 1007, the model of the second motor 1007 can be Y160M1-2, the output end of the second motor 1007 penetrates through the pulling-up box 1003 and is provided with the rotating rod 1006, the pulley 1005 is arranged at the middle position of the rotating rod 1006, the sliding rail 1004 is welded at the middle position of the top end of the pulling-up box 1003, the sliding plate 1001 matched with the sliding rail 1004 is fixedly connected with the fluorescent lamp 1002 inside the sliding rail 1004, and the pull rope 1008 connected;

specifically, as shown in fig. 1, fig. 2 and fig. 6, the second motor 1007 works to drive the rotating rod 1006 to rotate, so as to drive the pulley 1005 to rotate to wind the pulling rope 1008 on one side of the sliding plate 1001, and further to pull the sliding plate 1001 to slide in the sliding rail 1004 to drive the fluorescent lamp 1002 to simulate the rising and falling of the sun, thereby realizing a real light effect;

the bottom end of one side of the top plate 11 is fixedly connected with a camera 12, the middle position of one side of the sand table main body 2 is fixedly connected with a control panel 13, one side, close to the control panel 13, of the top end of the sand table main body 2 is welded with projection cloth 1, the middle position, far away from the projection cloth 1, of the sand table main body 2 is sleeved with a sliding rod 14, the bottom end of the sliding rod 14 is uniformly provided with limiting holes 15, one end, far away from the projection cloth 1, of the sliding rod 14 is welded with a sleeve 18, a sleeve rod 19 is sleeved inside the sleeve 18, and the top end of the sleeve rod 19 is;

a clamping rod 16 is hinged to one end, close to the sliding rod 14, of the bottom end of the sand table main body 2, a second spring 17 connected with the bottom end of the sand table main body 2 is fixedly connected to the inner side of the clamping rod 16, a bolt 20 is sleeved on the upper end, far away from the sliding rod 14, of the sleeve 18, and a limiting groove 21 is correspondingly formed in the side wall of the sleeve 19 on one side of the bolt 20;

specifically, as shown in fig. 1, 2 and 5, the clamping rod 16 is clamped into the limiting hole 15 to complete the fixation under the elastic action of the second spring 17, and the bolt 20 is screwed down to clamp the bolt 20 into the limiting groove 21 to complete the fixation, so that the position of the projector 22 is fixed conveniently;

the single chip microcomputer in the control panel 13 is electrically connected with the first motor 804, the fluorescent lamp 1002, the second motor 1007, the camera 12 and the projector 22 through wires.

The working principle is as follows: the demonstration sand table is moved to a proper position through the universal wheel 5, the demonstration sand table is fixed through a rotating mechanism in the universal wheel 5, sliding is prevented, and an external power supply is switched on;

the first motor 804 is controlled to work through the control panel 13 to drive the screw rod 806 to rotate, so that the sleeve 805 is driven to slide in the slide way 802 through the sliding block 803 to move up and down, the support frame 3 is driven to move up and down, the sand table main body 2 is finally driven to move up and down, the deflector rod 904 is shifted outwards, the limiting rod 901 is driven to compress the first spring 903, so that the limiting rod 901 is driven to be separated from the inside of the gear 6, the sand table main body 2 is rotated to drive the rotating shaft 7 to rotate, the rotating angle of the demonstration sand table is further adjusted, the limiting rod 901 is clamped into the gear 6 to be fixed under the elastic action of the first spring 903 by a hand, and finally the height and rotation;

the control panel 13 controls the second motor 1007 to work to drive the rotating rod 1006 to rotate, so as to drive the pulley 1005 to rotate to wind the pull rope 1008 on one side of the sliding plate 1001, and further to pull the sliding plate 1001 to slide in the sliding rail 1004 to drive the fluorescent lamp 1002 to simulate the rising and falling of the sun, thereby realizing a real light effect;

pulling kelly 16 makes second spring 17 take place elastic deformation, thereby it breaks away from inside spacing hole 15 to drive kelly 16, slide bar 14 is taken out to the outside, loosen kelly 16 and make kelly 16 block into spacing hole 15 inside under the elastic action of second spring 17 and accomplish fixedly, unscrew bolt 20 and take out loop bar 19 from top to bottom, adjust projecting apparatus 22 at appropriate height, it makes bolt 20 block accomplish fixedly to screw up bolt 20, shoot through projecting apparatus 22 projection on projection cloth 1 with the sand table through camera 12, thereby make things convenient for many people to watch.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an environmental art design multimedia presentation sand table, includes sand table main part (2), base (4), elevating system (8) and light simulation mechanism (10), its characterized in that: the sand table is characterized in that a rotating shaft (7) is rotatably connected to the central position of the top end of the base (4), an elevating mechanism (8) is welded to the top end of the rotating shaft (7), a gear (6) is sleeved on the lower end of the outer wall of the rotating shaft (7), a fixing mechanism (9) is welded to the top end of the base (4) on one side of the gear (6), support frames (3) are welded to the two sides of the elevating mechanism (8), a sand table main body (2) is fixedly connected to the top end of each support frame (3), light simulation mechanisms (10) are welded to the middle positions of the front surface and the back surface of the sand table main body (2), a top plate (11) is welded to the top end of each light simulation mechanism (10), a camera (12) is fixedly connected to the bottom end of one side of the top plate (11), a control panel (13) is fixedly connected to the middle position of one side of the sand table main body, the sand table is characterized in that a sliding rod (14) is sleeved at the middle position of one side, away from the projection cloth (1), of the sand table main body (2), a limiting hole (15) is evenly formed in the bottom end of the sliding rod (14), a sleeve (18) is welded at one end, away from the projection cloth (1), of the sliding rod (14), a sleeve rod (19) is sleeved inside the sleeve (18), and the top end of the sleeve rod (19) is fixedly connected with a projector (22).

2. The environmental art design multimedia presentation sand table of claim 1, wherein: all be provided with universal wheel (5) around base (4) bottom, and the inside of universal wheel (5) all is provided with arrestment mechanism.

3. The environmental art design multimedia presentation sand table of claim 1, wherein: the inside of elevating system (8) has set gradually cage (801), slide (802), slider (803), first motor (804), sleeve (805) and lead screw (806), cage (801) welds the top at pivot (7), and the intermediate position department fixedly connected with first motor (804) of the inside bottom of cage (801), the top cover of first motor (804) is equipped with lead screw (806), and the outer wall cover of lead screw (806) is equipped with sleeve (805), slide (802) have all been seted up to the both sides of cage (801), and slide (802) inside through with slide (802) assorted slider (803) link to each other with sleeve (805), slider (803) and support frame (3) weld mutually.

4. The environmental art design multimedia presentation sand table of claim 1, wherein: the fixing mechanism is characterized in that a limiting rod (901), an installation cylinder (902), a first spring (903) and a shifting rod (904) are sequentially arranged inside the fixing mechanism (9), the installation cylinder (902) is welded on the top end of the base (4) on one side of the gear (6), the first spring (903) is fixedly connected to one side, away from the gear (6), of the installation cylinder (902), one end, close to the gear (6), of the first spring (903) is welded with the limiting rod (901) penetrating through the installation cylinder (902), the shifting rod (904) is welded on the top end, close to one side of the first spring (903), of the limiting rod (901), and the limiting rod (901) and the gear (6) are matched with each other.

5. The environmental art design multimedia presentation sand table of claim 1, wherein: the light ray simulation mechanism (10) is internally provided with a sliding plate (1001), a fluorescent lamp (1002), a pulling and lifting box (1003), a sliding rail (1004), a pulley (1005), a rotating rod (1006), a second motor (1007) and a pull rope (1008) in sequence, the lifting box (1003) is welded at the middle position of the front surface and the back surface of the sand table main body (2), a second motor (1007) is fixedly connected at the middle position of one side of the pulling-up box (1003), the output end of the second motor (1007) penetrates through the lifting box (1003) and is provided with a rotating rod (1006), a pulley (1005) is arranged at the middle position of the rotating rod (1006), a slide rail (1004) is welded at the middle position of the top end of the lifting box (1003), and the inside of the slide rail (1004) is fixedly connected with a fluorescent lamp (1002) through a slide plate (1001) matched with the slide rail (1004), and both ends of the sliding plate (1001) are fixedly connected with pull ropes (1008) connected with pulleys (1005).

6. The environmental art design multimedia presentation sand table of claim 1, wherein: the sand table is characterized in that one end, close to the sliding rod (14), of the bottom end of the sand table main body (2) is hinged to a clamping rod (16), the inner side of the clamping rod (16) is fixedly connected with a second spring (17) connected with the bottom end of the sand table main body (2), the upper end, away from one side of the sliding rod (14), of the sleeve (18) is sleeved with a bolt (20), and a limiting groove (21) is correspondingly formed in the side wall of the sleeve (19) on one side of the bolt (20).