CN213751562U

CN213751562U - High school physics gravity experiment analogue means

Info

Publication number: CN213751562U
Application number: CN202023251419.4U
Authority: CN
Inventors: 王雪涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-07-20
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a high school physics gravity experiment analogue means, including crossbeam, first reciprocal lead screw, the reciprocal lead screw of second and cushion socket, crossbeam fixed mounting is in two sets of support column upper ends, and support column lower extreme fixed connection is at the inside removal seat upper surface of base, and base upper surface middle part fixed mounting has practical platform simultaneously, removes the welding of seat left end and has the second thread piece, removes the welding of seat right-hand member and has first thread piece, fixed mounting has the fixed body in the crossbeam, and is provided with the gravity body in the fixed body, and base internally mounted has the motor, and the output shaft of motor is connected with the rotation axis through the shaft coupling, install first bevel gear and third bevel gear in the rotation axis simultaneously. This high school physics gravity experiment analogue means conveniently carries out the gravity experiment to the gravity body fast, improves work efficiency to and the convenience is gone up and down to the crossbeam and is removed, conveniently carries out the centre gripping to the gravity body simultaneously and fixes.

Description

High school physics gravity experiment analogue means

Technical Field

The utility model relates to a relevant technical field of physics gravity experiment simulation specifically is a high school physics gravity experiment analogue means.

Background

Physics is a subject for researching the most general rule of motion and basic structure of a substance, is used as a leading subject of natural science, researches the most basic motion form and rule of all substances such as universe, basic particles and the like, and is a research basis of other natural scientific subjects, the theoretical structure of the physics fully uses mathematics as a working language of the physics, takes an experiment as a unique standard for checking the theoretical correctness, is the most precise natural scientific subject at present, and is the principle that people regularly summarize the knowledge of the transformation of the substances in the inanimate natural world, the motion and the transformation are two, firstly, people extend through sensory vision at early stage, secondly, modern people create scientific instruments for observation and measurement through the invention, the result obtained through the experiment is indirectly known, the internal composition of the substances is established on the basis, the physics is different from the research point of view and can be divided into a micro part and a macro part, wherein the macro part directly considers the whole effect without analyzing the single action effect in the particle group and appears at the earliest stage, and the micro physics is gradually improved along with the development theory of science and technology.

However, after searching, the prior art discloses (application number: CN201620351567.8) a high school physics gravity experiment simulation device, wherein "adjusting the fastening bolt 21 can adjust the extension and retraction of the movable rod 3, so as to adjust the height of the whole device," the upper end of the movable rod 3 is fixedly connected with the beam 4, the lower surface of the beam 4 is provided with the servo motor 5, "the front end of the rotating shaft of the servo motor 5 is connected with the bobbin 51, the bobbin 51 is connected with the gravity ball 52 through the connecting rope, the upper surface of the middle part of the base 1 is provided with the threaded pipe 6, the threaded pipe 6 has a certain buffering capacity," the gravity ball is connected with the connecting rope, and the connecting rope is connected with the bobbin, but the traction force of the connecting rope can affect the experimental data of the gravity ball, and the movable rods can not be adjusted to the same height by adjusting the fastening bolt, so as to affect the experimental result, therefore, a simulation device for a gravity experiment in high school physics is provided for solving the problems.

Disclosure of Invention

An object of the utility model is to provide a high school physics gravity experiment analogue means to what provide in solving above-mentioned background art is connected with being connected the rope at the gravity ball, and connects the rope and be connected with the spooler, nevertheless can influence the experimental data of gravity ball because the traction force of connecting the rope, adjusts nevertheless can't make two sets of movable rods adjust to same height and then influence the problem of experimental result to the movable rod through adjusting fastening bolt simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high school physics gravity experiment analogue means, including crossbeam, first reciprocal lead screw, the reciprocal lead screw of second and vibration damping mount, crossbeam fixed mounting is in two sets of support column upper ends, and support column lower extreme fixed connection is in the inside removal seat upper surface of base, base upper surface middle part fixed mounting has practical platform simultaneously, it has the second thread piece to remove the welding of seat left end, it has first thread piece to remove the welding of seat right-hand member, fixed mounting has the fixed body in the crossbeam, and be provided with the gravity body in the fixed body, base internally mounted has the motor, and the output shaft of motor is connected with the rotation axis through the shaft coupling, install first bevel gear and third bevel gear in the rotation axis simultaneously.

Preferably, the middle part of the practical table is provided with a groove, the bottom of the groove is provided with a damping spring, and the upper end of the damping spring is connected with a damping seat.

Preferably, the shock absorption seat and the groove are of a concentric circle structure, the size of the groove is larger than that of the gravity body, and the size of the groove is larger than that of the shock absorption seat.

Preferably, the fixed slot has been seted up to the fixed body lower extreme, and both ends all install first reset spring about the fixed slot inner wall, and the first reset spring other end is connected with the grip block, and the gravity body is fixed inside the fixed slot through two sets of grip blocks.

Preferably, the inside upper end of the fixed body is provided with presses the depression bar, and presses the body according to depression bar upper end soldered connection, presses the depression bar lower extreme and is connected with the briquetting that is located the fixed slot inside, has cup jointed second reset spring in pressing the depression bar, and the second reset spring both ends all are connected with the fixed inner wall of body, and second reset spring one end is connected with the fixed inner wall of body, and the second reset spring other end is connected with the briquetting outer wall down.

Preferably, the upper ends of the first reciprocating screw rod and the second reciprocating screw rod are movably connected to the upper wall inside the base through bearings, the lower ends of the first reciprocating screw rod and the second reciprocating screw rod are connected and fixed inside the base through bearings and fixing plates, a first thread block is in threaded connection with the first reciprocating screw rod, and a second thread block is in threaded connection with the second reciprocating screw rod.

Preferably, a fourth bevel gear is fixedly mounted at the lower end of the second reciprocating screw rod, a second bevel gear is fixedly mounted at the lower end of the first reciprocating screw rod, the second bevel gear is meshed with the first bevel gear, and the third bevel gear is meshed with the fourth bevel gear.

Compared with the prior art, the beneficial effects of the utility model are that: the high school physics gravity experiment simulation device is convenient and rapid for carrying out gravity experiments on the gravity body, improves the working efficiency, is convenient for lifting and moving the cross beam, and is convenient for clamping and fixing the gravity body;

1. the cross beam is fixedly arranged at the upper ends of the two groups of support columns, the lower ends of the two groups of support columns are welded on the upper surface of the moving seat 7, the first reciprocating screw rod and the second reciprocating screw rod drive the moving seat to lift through the first thread block and the second thread block through the rotation of the motor, so that the cross beam can lift and move, and further gravity experiments can be performed on gravity bodies with different heights;

2. the middle part of the upper surface of the base is provided with a practical table, a groove is formed in the practical table, a damping spring is arranged in the groove, the upper end of the damping spring is connected with a damping seat, and the damping spring and the damping seat can be used for damping the descending gravity body to avoid potential safety hazards;

3. fixed mounting has the fixed body in the crossbeam, and the fixed slot has been seted up to the fixed body lower extreme, and the fixed slot is inside to fix the gravity body through two sets of grip blocks, can break away from the gravity body and fixed slot mutually and then carry out the gravity experiment through pushing down the press block simultaneously.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure of point A of the present invention;

FIG. 3 is an enlarged schematic view of the structure of point B of the present invention;

fig. 4 is a top view of the utility model.

In the figure: 1. a support pillar; 2. a cross beam; 3. a groove; 4. a fixed body; 5. a practical table; 6. a first reciprocating screw rod; 7. a movable seat; 8. a first thread block; 9. a motor; 10. a first bevel gear; 11. a second bevel gear; 12. a rotating shaft; 13. a third bevel gear; 14. a fourth bevel gear; 15. a second thread block; 16. a base; 17. a second reciprocating screw rod; 18. a pressing lever; 19. a pressing body; 20. pressing the block; 21. a first return spring; 22. a clamping plate; 23. a gravity body; 24. a second return spring; 25. a damping spring; 26. a shock absorbing seat.

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. 1-4, the present invention provides a technical solution: a high school physics gravity experiment simulation device comprises a cross beam 2, a first reciprocating screw rod 6, a second reciprocating screw rod 17 and a shock absorption seat 26, wherein the cross beam 2 is fixedly arranged at the upper ends of two groups of support columns 1, the lower ends of the support columns 1 are fixedly connected to the upper surface of a movable seat 7 in a base 16, meanwhile, a practical table 5 is fixedly arranged in the middle of the upper surface of the base 16, a groove 3 is formed in the middle of the practical table 5, a shock absorption spring 25 is arranged at the bottom of the groove 3, and the upper end of the shock absorption spring 25 is connected with the shock absorption seat 26; the welding of removal seat 7 left end has second screw thread piece 15, the welding of removal seat 7 right-hand member has first screw thread piece 8, fixed mounting has fixed body 4 in crossbeam 2, the inside upper end of fixed body 4 is provided with presses down the pressure bar 18, and press down 18 upper end soldered connection of pressure bar and press down body 19, press down 18 lower extremes of pressure bar and be located the inside lower briquetting 20 of fixed slot and be connected, second reset spring 24 has been cup jointed in pressing down 18, second reset spring 24 both ends all are connected with the fixed body 4 inner wall, second reset spring 24 one end is connected with the fixed body 4 inner wall, the second reset spring 24 other end is connected with lower briquetting 20 outer wall; the lower end of the fixed body 4 is provided with a fixed groove, the left end and the right end of the inner wall of the fixed groove are both provided with a first reset spring 21, the other end of the first reset spring 21 is connected with a clamping plate 22, and a gravity body 23 is fixed inside the fixed groove through two groups of clamping plates 22; a gravity body 23 is arranged in the fixed body 4, a motor 9 is arranged in the base 16, an output shaft of the motor 9 is connected with a rotating shaft 12 through a coupler, and a first bevel gear 10 and a third bevel gear 13 are arranged in the rotating shaft 12; the shock absorption seat 26 and the groove 3 are in concentric circle structures, the size of the groove 3 is larger than that of the gravity body 23, and the size of the groove 3 is larger than that of the shock absorption seat 26; the upper ends of a first reciprocating screw rod 6 and a second reciprocating screw rod 17 are movably connected to the upper wall in the base 16 through bearings, the lower ends of the first reciprocating screw rod 6 and the second reciprocating screw rod 17 are connected with a fixing plate through bearings and fixed in the base 16, a first thread block 8 is in threaded connection in the first reciprocating screw rod 6, and a second thread block 15 is in threaded connection in the second reciprocating screw rod 17; a fourth bevel gear 14 is fixedly arranged at the lower end of the second reciprocating screw rod 17, a second bevel gear 11 is fixedly arranged at the lower end of the first reciprocating screw rod 6, the second bevel gear 11 is meshed with the first bevel gear 10, and the third bevel gear 13 is meshed with the fourth bevel gear 14.

As shown in fig. 1: the motor 9 is arranged in the base 16, the output shaft of the motor 9 is connected with the rotating shaft 12 through a coupling, meanwhile, a first bevel gear 10 and a third bevel gear 13 are arranged in the rotating shaft 12, the upper wall of the inner part of the base 16 is respectively and movably connected with a first reciprocating screw rod 6 and a second reciprocating screw rod 17 through bearings, the lower ends of a first reciprocating screw rod 6 and a second reciprocating screw rod 17 are fixed in a base 16 through a bearing and a fixing plate, the lower end of the first reciprocating screw rod 6 is provided with a second bevel gear 11, the first reciprocating screw rod 6 is connected with a first thread block 8 in a threaded manner, the lower end of the second reciprocating screw rod 17 is provided with a fourth bevel gear 14, the second reciprocating screw rod 17 is connected with a second thread block 15 in a threaded manner, a movable base 7 is arranged between the first thread block 8 and the second thread block 15, and a cross beam 2 is connected with the movable base 7 through two groups of support columns 1, the moving seat 7 drives the beam 2 to move up and down through the two groups of supporting columns 1 through the operation of the motor 9.

As shown in fig. 1 and 2: be provided with the fixed body 4 in crossbeam 2, and the fixed slot has been seted up to fixed body 4 lower extreme, be provided with grip block 22 through first reset spring 21 in the inside left and right sides of fixed slot, the inside upside of fixed slot is provided with briquetting 20 down, and briquetting 20 upper end is connected with according to pressure pole 18 down, press the pole 18 upper end with press body 19 looks fixed connection, it has second reset spring 24 to cup joint in the pressure pole 18, second reset spring 24 one end is connected with the 4 inner walls of fixed body, the 24 other ends of second reset spring are connected with briquetting 20 down, make to drive briquetting 20 break away from mutually to the fixed slot through pressing body 19 down, and then carry out the gravity experiment.

As shown in fig. 1, 3 and 4: practical table 5 fixed mounting has seted up recess 3 in practical table 5 on 16 upper surfaces, and the inside bottom of recess 3 is connected with damping spring 25, and damping spring 25 upper end is connected with shock absorber 26, and the effort that can avoid the gravity body 23 to go on gravity experiment whereabouts to recess 3 inside through damping spring 25 and shock absorber 26 causes the potential safety hazard when the gravity body 23.

The working principle is as follows: when using this kind of high school physics gravity experiment analogue means, at first combine fig. 1, fig. 2, fig. 3 and fig. 4 to show, when needs carry out physics gravity experiment simulation, place the gravity body 23 in recess 3 in the fixed body 4 of crossbeam 2 and fix through two sets of grip blocks 22, when needing to carry out the gravity experiment to the gravity body 23 of co-altitude, the operation of motor 9 makes removal seat 7 carry out the regulation of height to crossbeam 2 through two sets of support columns 1, when going up and down to suitable position, motor 9 stops the operation, later push down and press the body 19 and make lower briquetting 20 atress and make the gravity body 23 break away from the fixed slot and break away from to realize the gravity experiment, then the gravity body 23 descends inside recess 3 in the utility table 5, this is exactly the whole process that a kind of high school physics gravity experiment analogue means used.

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

Claims

1. The utility model provides a high school physics gravity experiment analogue means, includes crossbeam (2), first reciprocal lead screw (6), reciprocal lead screw of second (17) and cushion socket (26), its characterized in that: crossbeam (2) fixed mounting is in two sets of support columns (1) upper end, and support column (1) lower extreme fixed connection is in the inside removal seat (7) upper surface of base (16), base (16) upper surface middle part fixed mounting has utility table (5) simultaneously, it has second thread piece (15) to remove seat (7) left end welding, it has first thread piece (8) to remove seat (7) right-hand member welding, fixed mounting has fixed body (4) in crossbeam (2), and be provided with gravity body (23) in the fixed body (4), base (16) internally mounted has motor (9), and the output shaft of motor (9) is connected with rotation axis (12) through the shaft coupling, install first bevel gear (10) and third bevel gear (13) in rotation axis (12) simultaneously.

2. The high school physics gravity experiment simulation device of claim 1, characterized in that: practical platform (5) middle part is seted up flutedly (3), and installs damping spring (25) bottom recess (3), and damping spring (25) upper end is connected with shock attenuation seat (26).

3. The high school physics gravity experiment simulation device of claim 1, characterized in that: the shock absorption seat (26) and the groove (3) are of concentric circle structures, the size of the groove (3) is larger than that of the gravity body (23), and the size of the groove (3) is larger than that of the shock absorption seat (26).

4. The high school physics gravity experiment simulation device of claim 1, characterized in that: the fixed slot has been seted up to fixed body (4) lower extreme, and both ends all install first reset spring (21) about the fixed slot inner wall, and the first reset spring (21) other end is connected with grip block (22), and the gravity body (23) are fixed inside the fixed slot through two sets of grip blocks (22).

5. The high school physics gravity experiment simulation device of claim 1, characterized in that: the fixed body (4) inside upper end is provided with presses down depression bar (18), and presses down body (19) according to depression bar (18) upper end soldered connection, presses down depression bar (18) lower extreme and is located inside briquetting (20) of fixed slot and be connected, has cup jointed second reset spring (24) in pressing down depression bar (18), and second reset spring (24) one end is connected with fixed body (4) inner wall, and second reset spring (24) other end is connected with briquetting (20) outer wall down.

6. The high school physics gravity experiment simulation device of claim 1, characterized in that: the upper ends of the first reciprocating screw rod (6) and the second reciprocating screw rod (17) are movably connected to the upper wall inside the base (16) through bearings, the lower ends of the first reciprocating screw rod (6) and the second reciprocating screw rod (17) are connected and fixed to the fixing plate through bearings inside the base (16), a first thread block (8) is connected to the first reciprocating screw rod (6) through threads, and a second thread block (15) is connected to the second reciprocating screw rod (17) through threads.

7. The high school physics gravity experiment simulation device of claim 1, characterized in that: a fourth bevel gear (14) is fixedly mounted at the lower end of the second reciprocating screw rod (17), a second bevel gear (11) is fixedly mounted at the lower end of the first reciprocating screw rod (6), the second bevel gear (11) is meshed with the first bevel gear (10), and the third bevel gear (13) is meshed with the fourth bevel gear (14).