CN210722090U

CN210722090U - Earthquake simulation demonstration device

Info

Publication number: CN210722090U
Application number: CN201921692833.3U
Authority: CN
Inventors: 徐瑾; 牛晨阳; 张登银
Original assignee: Tianjin Zixuan Haobo Technology Co ltd; Tianjin University of Technology
Current assignee: Tianjin Zixuan Haobo Technology Co ltd; Tianjin University of Technology
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-06-09
Anticipated expiration: 2029-10-11

Abstract

The utility model belongs to the technical field of teaching demonstration equipment, especially, an earthquake simulation presentation device, structural design is complicated to current earthquake simulation device, each part atress is unbalanced, damage electrical components easily, can not fine simulation earthquake action's problem, the scheme is as follows now put forward, it includes the base, the top roll connection of base has first mesa, the top of first mesa is rotated and is connected with the second mesa, the frame has all been welded to the top both sides of first mesa, there is servo motor at the top of a frame in two frames through bolt fixed mounting, fixed cover is equipped with first sprocket on servo motor's the output shaft, the top welding of another frame in two frames has the one end of a plurality of supports, the other end of a plurality of supports rotates and is connected with the pivot. The utility model has the advantages of reasonable design, transversely rock and vertically rock the action when can effectively simulate the earthquake, the effect is lifelike, is fit for user experience seismic effect.

Description

Earthquake simulation demonstration device

Technical Field

The utility model relates to a teaching demonstration equipment technical field especially relates to an earthquake simulation presentation device.

Background

The earthquake is unpredictable, the damage of the earthquake is extremely large, so people need to know the damage of the earthquake and how the earthquake is born, the crust of the earth is moving when the earthquake occurs, the earthquake is far away from the general population, but the general population needs to know a certain degree of the earthquake, and due to the popularization and education advocated by the modern society for protecting personal safety, the facility simulating the earthquake needs to be displayed at various places in a round trip, so that more people can understand, learn and learn the knowledge for preventing the earthquake from infringing. For example, chinese patent No. CN206601881U discloses an earthquake simulation device, which comprises a control device, a base, and a power device, wherein the control device is electrically connected to the power device, and further comprises a fixing device, a transmission device, a first supporting device, a second supporting device, a first table top, and a second table top, wherein the power device comprises a first power device and a second power device; the first power device is fixedly connected to the base through a fixing device, the first power device is connected to the first table top through a transmission device, and the power direction provided by the first power device is parallel to the base; the second power device is connected between the first table top and the second table top, and the power direction provided by the second power device is vertical to the first table top; the first supporting device is arranged between the base and the first table-board, and the second supporting device is arranged between the first table-board and the second table-board. The device has the effects of being applicable to various kinds, simple structure, stable performance, no noise and simple operation.

However, the design has the defects that the structural design of the earthquake simulation device is complex, all the parts are stressed unevenly, electrical elements are easy to damage, and earthquake actions cannot be simulated well, so that the earthquake simulation demonstration device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the existing earthquake simulation device has complicated structural design, unbalanced stress on each part, easy damage to an electrical element and no good earthquake simulation action, and providing an earthquake simulation demonstration device.

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

the utility model provides an earthquake simulation presentation device, the on-line screen storage device comprises a base, the top roll connection of base has first mesa, the top of first mesa is rotated and is connected with the second mesa, the frame has all been welded to the top both sides of first mesa, there is servo motor at the top of a frame in two frames through bolt fixed mounting, fixed cover is equipped with first sprocket on servo motor's the output shaft, the top welding of another frame in two frames has the one end of a plurality of supports, the other end of a plurality of supports rotates and is connected with the pivot, the one end fixed mounting of pivot has the second sprocket, it has same chain to transmit on first sprocket and the second sprocket, the front side of first sprocket all rotates with the front side of second sprocket and is connected with the one end of oblique pull rod, the other end of oblique pull rod passes through the hinge and is connected with the bottom rotation of.

Preferably, the bottom of first mesa rotates installs the multiunit pulley, the top of base is equipped with the multirow slide rail, pulley and corresponding slide rail roll connection, and the smooth and easy roll of pulley can be on the slide rail, the frictional resistance when effectively having reduced first mesa horizontal migration.

Preferably, the first rotating plate is welded in the center of the top of the first table top, the second rotating plate is rotatably connected to the front side of the first rotating plate, and the top side of the second rotating plate is welded to the bottom of the second table top, so that the second table top can swing back and forth in a small range above the first table top.

Preferably, a mounting seat is welded on one side of the base, an electric push rod is fixedly mounted on the mounting seat through a bolt, and an output shaft of the electric push rod is fixedly connected to the first table top and used for driving the first table top to horizontally rock.

Preferably, the outer side of the rotating shaft is fixedly sleeved with an inner ring of the bearing, the other ends of the plurality of supports are welded with an outer ring of the bearing, and the rotating shaft is conveniently arranged on the base in a rotating mode.

In the utility model, when the electric push rod drives the first table top to move back and forth left and right, the second table top moves back and forth left and right, the first table top rolls back and forth on the slide rail through the pulley, and the friction resistance of the first table top moving back and forth is reduced;

the utility model discloses in, earthquake simulation presentation device, it is rotatory to drive first sprocket through servo motor, first sprocket passes through the drive action of chain and drives the synchronous rotation of second sprocket, when first sprocket and second sprocket clockwise rotation, first sprocket promotes the bottom of the oblique pull rod on right side at first and upwards moves, first drive the bottom of left oblique pull rod downwards when second sprocket rotates, two oblique pull rods promote the right-hand member of second mesa upwards perk jointly, make the second mesa realize small-amplitude anticlockwise upset, when first sprocket and second sprocket continue to rotate, the second mesa will realize small-amplitude clockwise upset, thereby can effectively simulate the action during the earthquake;

the utility model has the advantages of reasonable design, transversely rock and vertically rock the action when can effectively simulate the earthquake, the effect is lifelike, is fit for user experience seismic effect.

Drawings

Fig. 1 is a schematic structural view of an earthquake simulation demonstration apparatus provided by the present invention;

fig. 2 is a schematic structural view of a part a of an earthquake simulation demonstration apparatus provided by the present invention;

fig. 3 is a schematic side view of the base, the servo motor and the first sprocket connecting member of the seismic simulation demonstration apparatus of the present invention;

fig. 4 is the utility model provides a frame, support, pivot, second sprocket and bearing connection's of earthquake simulation presentation device looks sideways at the schematic structure.

In the figure: 1. a base; 2. a first table top; 3. a second table top; 4. a machine base; 5. a servo motor; 6. a first sprocket; 7. a support; 8. a rotating shaft; 9. a second sprocket; 10. a chain; 11. a diagonal member; 12. a mounting seat; 13. an electric push rod; 14. a pulley; 15. a slide rail; 16. a bearing; 17. a first rotating plate; 18. a second rotating plate.

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.

Referring to fig. 1-4, an earthquake simulation demonstration device, including base 1, the top roll connection of base 1 has first mesa 2, the top of first mesa 2 rotates and is connected with second mesa 3, frame 4 has all been welded to the top both sides of first mesa 2, there is servo motor 5 at the top of one frame 4 in two frames 4 through bolt fixed mounting, fixed cover is equipped with first sprocket 6 on servo motor 5's the output shaft, the top welding of another frame 4 in two frames 4 has the one end of a plurality of supports 7, the other end of a plurality of supports 7 rotates and is connected with pivot 8, the one end fixed mounting of pivot 8 has second sprocket 9, first sprocket 6 and second sprocket 9 go up the transmission and install same chain 10, the front side of first sprocket 6 and the front side of second sprocket 9 all rotate and are connected with the one end of oblique pull rod 11, the other end of oblique pull rod 11 passes through the hinge and is connected with the bottom rotation of second mesa 3.

In this embodiment, the bottom of the first table top 2 is rotatably provided with a plurality of groups of pulleys 14, the top of the base 1 is provided with a plurality of rows of slide rails 15, the pulleys 14 are connected with the corresponding slide rails 15 in a rolling manner, the pulleys 14 can smoothly roll on the slide rails 15, and the friction resistance of the first table top 2 during horizontal movement is effectively reduced.

In this embodiment, the first rotating plate 17 is welded at the top center of the first table top 2, the front side of the first rotating plate 17 is rotatably connected with the second rotating plate 18, and the top side of the second rotating plate 18 is welded with the bottom of the second table top 3, so that the second table top 3 can swing back and forth with a small amplitude above the first table top 2.

In this embodiment, base 1's one side welding has mount pad 12, has electric putter 13 through bolt fixed mounting on mount pad 12, and electric putter 13's output shaft fixed connection is on first mesa 2 for drive first mesa 2 level rocks.

In this embodiment, the outer side of the rotating shaft 8 is fixedly sleeved with an inner ring of the bearing 16, and the other ends of the plurality of brackets 7 are welded to an outer ring of the bearing 16, so that the rotating shaft 18 is conveniently rotatably disposed on the base 4.

In the embodiment, when the electric table is used, commercial power is used for supplying power to the servo motor 5 and the electric push rod 3, the servo motor 5 and the electric push rod 3 are provided with control switches, the servo motor 5 and the electric push rod 3 are started, the output shaft of the electric push rod 3 drives the first table top 2 to move back and forth left and right, the second table top 3 moves back and forth left and right along with the first table top, the first table top 2 rolls back and forth on the sliding rail 15 through the pulley 14 to reduce the friction resistance of the back and forth movement of the first table top 2, the servo motor 5 drives the first chain wheel 6 to rotate when rotating, the first chain wheel 6 drives the second chain wheel 9 to synchronously rotate through the transmission action of the chain 10, when the first chain wheel 6 and the second chain wheel 9 rotate clockwise, the first chain wheel 6 firstly pushes the bottom end of the right diagonal draw bar 11 to move upwards, when the second chain wheel 9 rotates, the two diagonal draw bars 11 jointly push the right end of the, make second mesa 3 realize the anticlockwise upset of small-amplitude, when first sprocket 6 and second sprocket 9 continue to rotate, the clockwise upset of small-amplitude will be realized to second mesa 3 to action when can effectively simulate the earthquake.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An earthquake simulation demonstration device comprises a base (1), wherein the top of the base (1) is connected with a first table board (2) in a rolling manner, the top of the first table board (2) is connected with a second table board (3) in a rotating manner, the base (4) is welded on both sides of the top of the first table board (2), a servo motor (5) is fixedly installed on the top of one base (4) of the two bases (4) through bolts, a first chain wheel (6) is fixedly sleeved on an output shaft of the servo motor (5), one end of a plurality of supports (7) is welded on the top of the other base (4) of the two bases (4), the other ends of the plurality of supports (7) are connected with a rotating shaft (8) in a rotating manner, a second chain wheel (9) is fixedly installed on one end of the rotating shaft (8), and the same chain (10) is installed on the first chain wheel (6) and the second chain wheel (, the front side of the first chain wheel (6) and the front side of the second chain wheel (9) are rotatably connected with one end of a diagonal draw bar (11), and the other end of the diagonal draw bar (11) is rotatably connected with the bottom of the second table board (3) through a hinge.

2. An earthquake simulation demonstration device according to claim 1, characterized in that a plurality of groups of pulleys (14) are rotatably mounted at the bottom of the first table top (2), a plurality of rows of slide rails (15) are arranged at the top of the base (1), and the pulleys (14) are in rolling connection with the corresponding slide rails (15).

3. A seismic simulation demonstration device according to claim 1 wherein the first table top (2) is welded at the top centre with a first rotation plate (17), the front side of the first rotation plate (17) is rotatably connected with a second rotation plate (18), and the top side of the second rotation plate (18) is welded with the bottom of the second table top (3).

4. The earthquake simulation demonstration device according to claim 1, wherein one side of the base (1) is welded with a mounting seat (12), an electric push rod (13) is fixedly mounted on the mounting seat (12) through a bolt, and an output shaft of the electric push rod (13) is fixedly connected to the first table top (2).

5. A seismic simulation demonstration apparatus according to claim 1 wherein the outer side of the rotating shaft (8) is fixedly sleeved with the inner ring of the bearing (16), and the other ends of the plurality of brackets (7) are welded with the outer ring of the bearing (16).