CN221040294U - Science and technology museum's super weightlessness presentation device - Google Patents

Abstract

The utility model relates to a science and technology museum overweight and weightlessness demonstration device which comprises an exhibition stand, wherein a fixed box is fixedly arranged in the exhibition stand, two connecting boxes are fixedly arranged at the top of the fixed box, a servo motor is arranged in the connecting boxes on the right side, an output shaft of the servo motor is fixedly connected with a scroll, a dustproof coiled plate is sleeved on the outer surface of the scroll, a limiting block is fixedly arranged at the top of the dustproof coiled plate, a lifting mechanism is arranged in the fixed box, a mounting box is arranged at the top of the lifting mechanism, and a weightlessness demonstrator is arranged at the top of the mounting box. This super weightlessness presentation device of science and technology museum makes equipment possess the function of going up and down the show through setting up elevating system, through going up and down the show, can be when equipment does not show, with equipment retraction show stand inside, from outside formation protection, avoid equipment to receive the damage, simultaneously because servo motor and dustproof coiled plate's setting, can also carry out dustproof protection to equipment.

Description

Science and technology museum's super weightlessness presentation device

Technical Field

The utility model relates to the technical field of weightlessness demonstration, in particular to a science and technology center superweightlessness demonstration device.

Background

The overweight and weightlessness situations exist everywhere in life, the riding elevator in life is small, the riding car passes through a bridge, and the fighter is driven in the air, so that the spacecraft flies in space, the overweight and weightlessness situations exist, so that the overweight and weightlessness situations exist as long as any scene with acceleration change exists, but the overweight and weightlessness are physical conditions and are not physical, so that the overweight and weightlessness situations cannot be seen and contacted directly, so that people can feel the body or display the overweight and weightlessness situations indirectly.

The science and technology museum is public welfare science and science popularization education institution with exhibition and education as main functions, and the inside can set up required science and technology show content, supplies people to visit and show and study, also can show and demonstrate similar to the super weightlessness presentation device, but current super weightlessness presentation device mostly is direct naked in the outside and shows, when not showing, can not protect it from the outside, and the protection effect is relatively poor, so proposes a science and technology museum super weightlessness presentation device to solve above-mentioned problem.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a science and technology museum superweightlessness demonstration device which has the advantages of convenient lifting protection, dust protection and the like, and solves the problems that most of the existing superweightlessness demonstration devices are directly exposed outside for exhibition, cannot be protected from the outside when the exhibition is not performed, and have relatively poor protection effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a science and technology museum's super weightlessness presentation device, includes the exhibition stand, the inside fixed mounting of exhibition stand has the fixed case, the top fixed mounting of fixed case has two connection boxes, right side the inside of connection box is provided with servo motor, servo motor's output shaft fixedly connected with spool, the surface of spool has cup jointed dustproof roll plate, the top fixed mounting of dustproof roll plate has the stopper, the inside of fixed case is provided with elevating system, elevating system's top is provided with the mounting box, the top of mounting box is provided with the weightlessness demonstrator;

Elevating system includes biax motor, the interior bottom wall fixed mounting of fixed box has biax motor, the equal fixedly connected with pivot of output shaft of biax motor, two the equal fixed mounting of surface of pivot has drive bevel gear, two drive bevel gear's top all meshes has driven bevel gear, two the equal fixed mounting in driven bevel gear's top has the screw shaft, two the top of screw shaft all is provided with the roating seat, two the movable block has all been cup jointed to the surface of screw shaft, two the opposite face fixed mounting of movable block has the lifter plate.

Further, the fixed box is a U-shaped box, and the opposite surface of the fixed box is provided with a movable groove matched with the lifting plate.

Further, the left side the inside of connection box is seted up and is rolled up the slot of board looks adaptation with dustproof, and the right side the left side of connection box is seted up and is rolled up the logical groove of board looks adaptation with dustproof.

Further, the inside of two the movable blocks is provided with thread grooves matched with the two thread shafts, and the inner wall of the fixed box is provided with two rotating grooves matched with the two rotating shafts.

Further, the top of exhibition stand has been seted up and has been installed the opening of case looks adaptation, and the interior roof of exhibition stand has been seted up and has been limited the spacing spout of stopper looks adaptation.

Further, the back of installing the case and the back of exhibition stand all are provided with the screw thread apron, and screw thread apron threaded connection is in the back of installing the case and the back of exhibition stand respectively, two the equal swing joint in the interior roof of fixed case in top of roating seat.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

This super weightlessness presentation device of science and technology museum makes equipment possess the function of lift show through setting up elevating system, through the lift show, can be when equipment does not carry out the exhibition, with equipment retraction inside the exhibition stand, form the protection from outside, avoid equipment to receive the damage, simultaneously because servo motor and dustproof setting up of rolling up board, can also carry out dustproof protection to equipment, strengthen the protective effect to equipment, so that better deposit equipment, compared in current equipment, more outstanding on the result of use, simultaneously more practical.

Drawings

FIG. 1 is a perspective view of a structural display stand of the present utility model;

FIG. 2 is a front cross-sectional view of the structure of the present utility model;

fig. 3 is a structural view of the elevating mechanism of the present utility model.

In the figure: 1. an exhibition stand; 2. a fixed box; 3. a connection box; 4. a servo motor; 5. a reel; 6. a dustproof coiled plate; 7. a limiting block; 8. a lifting mechanism; 801. a biaxial motor; 802. a rotating shaft; 803. driving a bevel gear; 804. a driven bevel gear; 805. a threaded shaft; 806. a rotating seat; 807. a moving block; 808. a lifting plate; 9. a mounting box; 10. and a weightlessness demonstrator.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a science and technology museum overweight and weightlessness demonstration device in this embodiment includes an exhibition stand 1, a fixed box 2 is fixedly installed in the exhibition stand 1, two connecting boxes 3 are fixedly installed at the top of the fixed box 2, a servo motor 4 is arranged in the right connecting box 3, an output shaft of the servo motor 4 is fixedly connected with a reel 5, a dustproof coiled plate 6 is sleeved on the outer surface of the reel 5, a limiting block 7 is fixedly installed at the top of the dustproof coiled plate 6, a lifting mechanism 8 is arranged in the fixed box 2, an installation box 9 is arranged at the top of the lifting mechanism 8, and a weightlessness demonstrator 10 is arranged at the top of the installation box 9;

Elevating system 8 includes biax motor 801, and the interior bottom wall fixed mounting of fixed box 2 has biax motor 801, and the equal fixedly connected with pivot 802 of output shaft of biax motor 801, the equal fixed mounting of surface of two pivots 802 have drive bevel gear 803, and the top of two drive bevel gears 803 all meshes has driven bevel gear 804, and the equal fixed mounting in top of two driven bevel gears 804 has screw shaft 805, and the top of two screw shaft 805 all is provided with swivel mount 806, and the movable block 807 has all been cup jointed to the surface of two screw shaft 805, and the opposite face fixed mounting of two movable block 807 has lifter plate 808.

In case embodiment, through setting up of exhibition stand 1, can provide the installation fixedly for equipment, and can also protect equipment from the outside, the setting of fixed box 2 can provide support for biax motor 801 and roating seat 806, can also provide spacingly for movable block 807 simultaneously, the setting of joint box 3, can provide the installation fixedly for servo motor 4, and can provide spacingly for dustproof coiled plate 6, make spool 5 rotate through starting servo motor 4, realize rolling up dustproof coiled plate 6 through spool 5, the setting of stopper 7, can slide spacingly to dustproof coiled plate 6, make dustproof coiled plate 6 can be accurate insert the inside of slot, the inside of installation box 9 can set up some circuit devices and the control device that weightlessness demonstrator 10 required.

In practice, the method is carried out according to the following steps:

1) Firstly, starting the double-shaft motor 801 to start rotating, and further driving the two rotating shafts 802 to rotate simultaneously;

2) Then, the two rotating shafts 802 simultaneously rotate to drive the two driving bevel gears 803 to rotate, and further drive the two driven bevel gears 804 to rotate;

3) The two driven bevel gears 804 rotate to drive the two threaded shafts 805 to rotate simultaneously, so that the two moving blocks 807 move up and down simultaneously;

4) Finally, the lifting plate 808 is driven to move up and down by the up and down movement of the two moving blocks 807, and the lifting plate 808 drives the mounting box 9 to move up and down.

To sum up, this science and technology museum surpasses weightlessness presentation device makes equipment possess the function of lift show through setting up elevating system 8, through the lift show, can be when equipment does not carry out the exhibition, with equipment receipts inside exhibition stand 1, form the protection from outside, avoid equipment to receive the damage, simultaneously because servo motor 4 and dustproof setting up of rolling up 6, can also carry out dustproof protection to equipment, strengthen the protection effect to equipment, so that better deposit equipment, compared with current equipment, more outstanding in the result of use, simultaneously more practical.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a science and technology museum's super weightlessness presentation device, includes exhibition stand (1), its characterized in that: the novel anti-dust display stand is characterized in that a fixed box (2) is fixedly arranged in the display stand (1), two connecting boxes (3) are fixedly arranged at the top of the fixed box (2), a servo motor (4) is arranged in the connecting boxes (3) on the right side, a scroll (5) is fixedly connected to an output shaft of the servo motor (4), a dustproof coiled plate (6) is sleeved on the outer surface of the scroll (5), a limiting block (7) is fixedly arranged at the top of the dustproof coiled plate (6), a lifting mechanism (8) is arranged in the fixed box (2), a mounting box (9) is arranged at the top of the lifting mechanism (8), and a weightlessness demonstrator (10) is arranged at the top of the mounting box (9);

Elevating system (8) are including biax motor (801), the interior bottom wall fixed mounting of fixed box (2) has biax motor (801), the equal fixedly connected with pivot (802) of output shaft of biax motor (801), two the equal fixed mounting of surface of pivot (802) has drive bevel gear (803), two driven bevel gear (804) have all been meshed at the top of drive bevel gear (803), two the equal fixed mounting in top of driven bevel gear (804) has screw shaft (805), two the top of screw shaft (805) all is provided with roating seat (806), two the surface of screw shaft (805) has all cup jointed movable block (807), two opposite face fixed mounting of movable block (807) has lifter plate (808).

2. The science and technology museum super-weightlessness demonstration device according to claim 1, wherein: the fixed box (2) is a U-shaped box, and a moving groove matched with the lifting plate (808) is formed in the opposite surface of the fixed box (2).

3. The science and technology museum super-weightlessness demonstration device according to claim 1, wherein: the left side the inside of connection box (3) is seted up and is rolled up the slot of board (6) looks adaptation with preventing dust, and the right side the left side of connection box (3) is seted up and is rolled up the logical groove of board (6) looks adaptation with preventing dust.

4. The science and technology museum super-weightlessness demonstration device according to claim 1, wherein: the inside of the two moving blocks (807) is provided with thread grooves matched with the two thread shafts (805), and the inner wall of the fixed box (2) is provided with two rotating grooves matched with the two rotating shafts (802).

5. The science and technology museum super-weightlessness demonstration device according to claim 1, wherein: the top of exhibition stand (1) has been seted up with the opening of mounting box (9) looks adaptation, and the spacing spout of stopper (7) looks adaptation has been seted up to the interior roof of exhibition stand (1).

6. The science and technology museum super-weightlessness demonstration device according to claim 1, wherein: the back of mounting box (9) and the back of exhibition stand (1) all are provided with the screw thread apron, and screw thread apron threaded connection is in the back of mounting box (9) and the back of exhibition stand (1) respectively, two the equal swing joint in the interior roof of fixed case (2) in top of roating seat (806).