CN217932975U

CN217932975U - Gravity experiment demonstration device

Info

Publication number: CN217932975U
Application number: CN202222103774.XU
Authority: CN
Inventors: 刘天卓
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-11-29
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a gravity experiment presentation device, the on-line screen storage device comprises a base, the upper surface of base is equipped with the support column, the spout has been seted up to the vertical direction of surface of support column one side, the inner wall slidable mounting of spout has the layer board, the layer board sets up for T shape structure, the upper surface of layer board runs through and has seted up the through-hole, the last fixed surface that the layer board is close to the through-hole installs a toper section of thick bamboo, the last fixed surface of base installs pressure sensor and display screen, be equipped with coupling mechanism between base and the support column, be equipped with adjustment mechanism between spout and the layer board, the lower surface of layer board is equipped with stop gear. The utility model discloses when need not using this device, through unscrewing the bolt, can dismantle support column and base, be convenient for accomodate this device.

Description

Gravity experiment demonstration device

Technical Field

The utility model relates to an experiment presentation device technical field especially relates to a gravity experiment presentation device.

Background

Potential energy is provided when the object is located at a high position, the potential energy is called gravitational potential energy, the gravitational potential energy is energy provided when the object is lifted, the potential energy is energy provided when the object has relative position changes, the size of the gravitational potential energy is related to the height and the gravity, and students can conveniently master the physical principle through a simulation experiment of the device.

Current presentation device, the experimental apparatus of multiple specification in the use is mostly that a body structure sets up, is not convenient for dismantle presentation device, leads to presentation device whole great, is not convenient for accomodate it.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gravity experiment demonstration device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a gravity experiment presentation device, includes the base, the upper surface of base is equipped with the support column, the spout has been seted up to the vertical direction of surface of support column one side, the inner wall slidable mounting of spout has the layer board, the layer board is the setting of T shape structure, the upper surface of layer board runs through and has seted up the through-hole, the last fixed surface that the layer board is close to the through-hole installs a toper section of thick bamboo, the last fixed surface of base installs pressure sensor and display screen, be equipped with coupling mechanism between base and the support column, be equipped with adjustment mechanism between spout and the layer board, the lower surface of layer board is equipped with stop gear.

As a further scheme of the utility model, coupling mechanism includes the cross connecting block of fixed mounting in the support column bottom, the surface of base one side seted up with cross connecting block assorted cross spread groove, through bolted connection between cross connecting block and the cross spread groove.

As a further aspect of the utility model, adjustment mechanism installs the screw rod between the inner wall of both sides about the spout including rotating, the screw rod runs through the surface of layer board and rather than threaded connection, the top and the fixed mounting that the support column was run through on the top of screw rod have the rocking wheel.

As a further scheme of the utility model, stop gear includes that symmetry fixed mounting is in two L shape spacing of layer board lower surface, two slidable mounting has the baffle between the L shape spacing, the width of baffle is greater than the diameter of through-hole.

As a further scheme of the utility model, the surface fixed mounting that the baffle is close to L shape spacing one side has the plectrum, the plectrum runs through the surface setting of L shape spacing.

As a further scheme of the utility model, the base is close to pressure sensor's last fixed surface and installs the surge drum, the surge drum sets up for the toper structure.

As a further scheme of the utility model, the even fixed mounting of upper surface of base has a plurality of spacing rings, the surface of support column evenly is equipped with a plurality of scale marks.

The beneficial effects of the utility model are that:

1. drive the screw rod through rocking the wheel and rotate, make the screw rod drive the layer board and wholly rise to certain height, place the through-hole department with the experiment ball, stir the baffle to the position of keeping away from the through-hole through the plectrum, at this moment, the experiment ball of placing in through-hole department will be the motion of freely falling under the effect of self weight, and pound on the pressure sensor who sets up on the base, make pressure sensor can detect the size that the experiment ball exerted, and show on the display screen, so that the experimenter takes notes the gravitational potential energy of experiment ball.

2. When the gravitational potential energy of the experimental balls with different heights is tested, the baffle is reset through the shifting sheet, the screw is continuously driven to rotate through the rocking wheel, the screw drives the supporting plate to integrally lift or descend, and the previous steps are repeated, so that different gravitational potential energy data of the experimental balls with different heights can be obtained.

3. When not needing to use this device, through unscrewing the bolt, can dismantle support column and base, be convenient for accomodate this device.

Drawings

Fig. 1 is a schematic front view of a gravity experiment demonstration apparatus according to the present invention;

fig. 2 is a schematic rear view of the gravity experiment demonstration apparatus provided by the present invention;

fig. 3 is a schematic view of a bottom structure of a supporting plate of the gravity experiment demonstration device provided by the utility model;

fig. 4 is the utility model provides a gravity experiment demonstration device's base structure sketch map.

In the figure: 1. a base; 2. a support pillar; 3. a chute; 4. a screw; 5. a pallet; 6. shaking the wheel; 7. a through hole; 8. a tapered barrel; 9. an L-shaped limiting strip; 10. a baffle plate; 11. a shifting sheet; 12. a pressure sensor; 13. a collection canister; 14. a display screen; 15. a limiting ring; 16. a cross-shaped connecting block; 17. a cross-shaped connecting groove; 18. a bolt; 19. scale lines are marked.

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.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Examples

Referring to fig. 1-4, a gravity experiment demonstration device, including base 1, base 1's upper surface is equipped with support column 2, spout 3 has been seted up to the vertical direction of surface of support column 2 one side, the inner wall slidable mounting of spout 3 has layer board 5, layer board 5 is the setting of T shape structure, through-hole 7 has been seted up in the upper surface run-through of layer board 5, layer board 5 is close to the last fixed surface of through-hole 7 and has a toper section of thick bamboo 8, base 1's last fixed surface installs pressure sensor 12 and display screen 14, be equipped with coupling mechanism between base 1 and the support column 2, be equipped with adjustment mechanism between spout 3 and the layer board 5, layer board 5's lower surface is equipped with stop gear.

In this embodiment, coupling mechanism includes the cross connecting block 16 of fixed mounting in 2 bottoms of support column, the surface of base 1 one side seted up with 16 assorted cross connecting grooves 17 of cross connecting block, be connected through bolt 18 between cross connecting block 16 and the cross connecting grooves 17, when erection bracing post 2, insert the cross connecting block 16 of its bottom fixed mounting in the cross connecting grooves 17 of seting up on base 1, and through bolt 18 run through the surface of cross connecting block 16 until with the inner wall threaded connection of cross connecting grooves 17, can accomplish the installation between base 1 and the support column 2, and convenient for operation.

In this embodiment, adjustment mechanism is including rotating the screw rod 4 of installing between the upper and lower both sides inner wall of spout 3, and screw rod 4 runs through the surface of layer board 5 and rather than threaded connection, and the top of screw rod 4 runs through the top of support column 2 and fixed mounting has rocking wheel 6.

In the embodiment, the limiting mechanism comprises two L-shaped limiting strips 9 which are symmetrically and fixedly arranged on the lower surface of the supporting plate 5, a baffle plate 10 is slidably arranged between the two L-shaped limiting strips 9, and the width of the baffle plate 10 is larger than the diameter of the through hole 7; make baffle 10 can carry out the shutoff to through-hole 7 department, make the experiment ball can stop in through-hole 7 department.

In this embodiment, the outer surface of the baffle 10 near one side of the L-shaped limit strip 9 is fixedly provided with a shifting piece 11, and the shifting piece 11 penetrates through the outer surface of the L-shaped limit strip 9.

In this embodiment, a collecting cylinder 13 is fixedly installed on the upper surface of the base 1 close to the pressure sensor 12, and the collecting cylinder 13 is arranged in a conical structure; be convenient for collect the experiment ball that falls, prevent that the experiment ball from taking place to drop.

In the embodiment, the plurality of limiting rings 15 are uniformly and fixedly arranged on the upper surface of the base 1, and during an experiment, a plurality of experimental balls can be placed in the plurality of limiting rings 15 to prevent the experimental balls from rolling around; the surface of support column 2 evenly is equipped with a plurality of scale marks 19, and the experimenter of being convenient for adjusts and judges convenient operation to the height of layer board 5.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: when the experimental ball is used, the rocking wheel 6 drives the screw rod 4 to rotate, the screw rod 4 drives the supporting plate 5 to integrally ascend to a certain height, the experimental ball is placed at the through hole 7, the baffle plate 10 is shifted to a position far away from the through hole 7 through the shifting piece 11, at the moment, the experimental ball placed at the through hole 7 freely falls under the action of self weight and is hammered on the pressure sensor 12 arranged on the base 1, and the pressure sensor 12 can detect the force applied by the experimental ball and display the force on the display screen 14, so that an experimenter can record the gravitational potential energy of the experimental ball; when the gravitational potential energy of the experimental balls with different heights is tested, the baffle plate 10 is reset through the shifting sheet 11, the screw rod 4 is continuously driven to rotate through the rocking wheel 6, the screw rod 4 drives the supporting plate 5 to integrally lift or descend, and the previous steps are repeated, so that different gravitational potential energy data of the experimental balls with different heights can be obtained; meanwhile, data of multiple experiments can be displayed on the display screen 14 in parallel, so that experimenters can compare the experimental data more intuitively, and the experimenters can understand and teach more conveniently; when the device is not needed, the supporting column 2 and the base 1 can be disassembled by unscrewing the bolt 18, so that the device is convenient to store; the control mode of electric elements in this scheme is controlled through rather than supporting peripheral controller, and control circuit can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, only uses it, does not improve it, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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

1. The utility model provides a gravity experiment presentation device, includes base (1), its characterized in that, the upper surface of base (1) is equipped with support column (2), spout (3) have been seted up to the vertical direction of surface of support column (2) one side, the inner wall slidable mounting of spout (3) has layer board (5), layer board (5) set up for T shape structure, through-hole (7) have been seted up in the upper surface of layer board (5) run through, layer board (5) are close to the last fixed surface of through-hole (7) and install a toper section of thick bamboo (8), the last fixed surface of base (1) installs pressure sensor (12) and display screen (14), be equipped with coupling mechanism between base (1) and support column (2), be equipped with adjustment mechanism between spout (3) and layer board (5), the lower surface of layer board (5) is equipped with stop gear.

2. The gravity experiment demonstration device according to claim 1, wherein the connection mechanism comprises a cross-shaped connection block (16) fixedly mounted at the bottom end of the support column (2), a cross-shaped connection groove (17) matched with the cross-shaped connection block (16) is formed in the outer surface of one side of the base (1), and the cross-shaped connection block (16) and the cross-shaped connection groove (17) are connected through a bolt (18).

3. The gravity experiment demonstration device according to claim 1, wherein the adjusting mechanism comprises a screw rod (4) rotatably mounted between the inner walls of the upper side and the lower side of the sliding chute (3), the screw rod (4) penetrates through the outer surface of the supporting plate (5) and is in threaded connection with the supporting plate, and the top end of the screw rod (4) penetrates through the top of the supporting column (2) and is fixedly provided with a rocking wheel (6).

4. The gravity experiment demonstration device according to claim 1, wherein the limiting mechanism comprises two L-shaped limiting strips (9) symmetrically and fixedly mounted on the lower surface of the supporting plate (5), a baffle (10) is slidably mounted between the two L-shaped limiting strips (9), and the width of the baffle (10) is larger than the diameter of the through hole (7).

5. The gravity experiment demonstration device according to claim 4, wherein a shifting piece (11) is fixedly installed on the outer surface of one side, close to the L-shaped limiting strip (9), of the baffle (10), and the shifting piece (11) penetrates through the outer surface of the L-shaped limiting strip (9).

6. The gravity experiment demonstration device according to the claim 1, characterized in that, the base (1) is fixedly provided with a collecting cylinder (13) near the upper surface of the pressure sensor (12), and the collecting cylinder (13) is arranged in a conical structure.

7. The gravity experiment demonstration device according to claim 1, wherein a plurality of limiting rings (15) are uniformly and fixedly mounted on the upper surface of the base (1), and a plurality of scale marks (19) are uniformly arranged on the outer surface of the supporting column (2).