CN211264709U

CN211264709U - Physical experiment device for students

Info

Publication number: CN211264709U
Application number: CN201822278366.1U
Authority: CN
Inventors: 王浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-08-14
Anticipated expiration: 2028-12-26

Abstract

The utility model discloses a physics experimental apparatus that student used, including the experimental device body, the below of experimental device body is equipped with the mount pad, and the top fixed mounting of mount pad has the riser, the bottom fixed mounting of experimental device body has the bracing piece, and the riser slip cap is established on the bracing piece, the top fixed mounting of mount pad has the motor, and fixed mounting has the pivot on the output shaft of motor, and first through-hole has been seted up to one side of riser, and the one end that the motor was kept away from in the pivot runs through first through-hole, fixed cover is equipped with two first sprockets in the pivot, and the riser is located between two first sprockets, two screws are all rotated to the both sides of riser. The utility model relates to a rationally, convenient operation is convenient for adjust the total height of experimental device body according to actual need for the student of different heights can be suitable for to the experimental device body, makes things convenient for the student to operate, has satisfied personnel's user demand.

Description

Physical experiment device for students

Technical Field

The utility model relates to a physical experiment equipment technical field especially relates to a physical experiment device that student used.

Background

Physics is a very interesting course, students will start to contact a large number of physical experiments at this stage, and the experiment table is an indispensable use component in experimental operation, such as physical buoyancy experiment, atmospheric pressure experiment, friction experiment, spring force measurement experiment, electromagnetic induction principle experiment and the like; the experiment learning device special for the physical lesson in the prior art cannot realize the adjusting function of different contact areas and cannot measure the relationship between different contact areas and the pressure intensity; the special experiment learning device for the physical lesson in the prior art cannot display the pressure in real time, and the intuition of the experiment is insufficient; retrieved, authorized post number: CN108346357A discloses a special experimental learning device for student physical lessons, which comprises a bracket, an electric push rod, a carrier, an experimental area adjusting mechanism and a pressure display mechanism, wherein the electric push rod is fixed at the middle position of the lower end face of the carrier, the carrier is fixed at the middle part of the rear side face of the bracket, the experimental area adjusting mechanism is arranged at the lower end of the electric push rod, the experimental area adjusting mechanism comprises a supporting platform, a rotating shaft, a groove, a guide plate, a worm wheel, a worm, a containing groove, a pressing plate, a material block mounting rack, a clamping groove, a buckle, an arc metal elastic sheet, a guide groove and a base, the pressure display mechanism is arranged on the right side face of the bracket, the pressure display mechanism comprises a display assembly, a guide assembly and tension cloth, the display assembly comprises a pressure gauge, a hook, a hanging ring, a supporting rod, a carrying platform, a pulley and, and the real-time pressure display function is realized.

Above-mentioned patent still has some not enoughly, is not convenient for adjust experimental apparatus's overall height, and the student of different heights can not be suitable for to fixed experimental apparatus height, and shorter student is when doing the physics experiment, and the student that highly is too high to be convenient for of experimental apparatus operates, and then can not satisfy personnel's user demand, and therefore we have proposed a physics experimental apparatus that the student used and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a physical experiment device for students.

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

a physical experiment device for students comprises an experiment device body, wherein a mounting seat is arranged below the experiment device body, a vertical plate is fixedly arranged at the top of the mounting seat, a supporting rod is fixedly arranged at the bottom of the experiment device body, the vertical plate is sleeved on the supporting rod in a sliding manner, a motor is fixedly arranged at the top of the mounting seat, a rotating shaft is fixedly arranged on an output shaft of the motor, a first through hole is formed in one side of the vertical plate, one end, far away from the motor, of the rotating shaft penetrates through the first through hole, two first chain wheels are fixedly sleeved on the rotating shaft, the vertical plate is positioned between the two first chain wheels, two screw rods are rotatably arranged on two sides of the vertical plate and positioned above the motor, a second chain wheel is fixedly sleeved on the screw rods, the first chain wheel and the second chain wheel which are positioned on the same side of, one side fixed mounting that the riser was kept away from to the horizontal pole has the montant, the bottom of montant and the top slidable mounting of mount pad, and one side slidable mounting that the riser was kept away from to the montant has the rectangular block, and one side that the corresponding riser was kept away from to the rectangular block articulates there are head rod and the second connecting rod that the slope set up, and the head rod sets up with the second connecting rod symmetry that corresponds, and two head rod symmetries set up, and two second connecting rod symmetries set up, the one end that the corresponding rectangular block was kept away from to the head rod is articulated with the bottom of experimental apparatus body mutually, the one end that the corresponding rectangular block was kept away from to the second connecting rod is articulated.

Preferably, the top of the mounting seat is fixedly provided with two first sliding rails, the bottom of the vertical rod is provided with a first sliding groove, and the first sliding groove is connected with the corresponding first sliding rail in a sliding manner.

Preferably, one side of the vertical rod far away from the vertical plate is fixedly provided with a second sliding rail, one side of the rectangular block close to the vertical plate is provided with a second sliding groove, and the second sliding groove is in sliding connection with the corresponding second sliding rail.

Preferably, one side of the cross rod, which is close to the vertical plate, is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw.

Preferably, the top of the vertical plate is provided with a first groove, and the first groove is connected with the supporting rod in a sliding manner.

Preferably, the first through hole is internally and fixedly sleeved with two bearings, and the inner ring of each bearing is fixedly sleeved with the outer side of the rotating shaft.

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

by the experiment device body, the mounting seat, the vertical plate, the supporting rod, the motor, the rotating shaft, the first through hole, the first chain wheels, the screw rods, the second chain wheels, the chains, the cross rods, the vertical rods, the rectangular blocks, the first connecting rods and the second connecting rods are matched, the motor is started in a forward direction, the output shaft of the motor drives the two first chain wheels to rotate through the rotating shaft, the first chain wheels drive the second chain wheels to rotate through the corresponding chains, the second chain wheels drive the corresponding screw rods to rotate, under the action of the threaded holes, the screw rods drive the vertical rods to move through the corresponding cross rods, the vertical rods drive the corresponding rectangular blocks to pull the first connecting rods and the second connecting rods, the first connecting rods drive the experiment device body to move downwards, the experiment device body drives the supporting rod to move downwards, the second connecting rods pull the corresponding rectangular blocks to move downwards, and when the, and then the adjustment of the total height of the experimental device body is completed.

The utility model relates to a rationally, convenient operation is convenient for adjust the total height of experimental device body according to actual need for the student of different heights can be suitable for to the experimental device body, makes things convenient for the student to operate, has satisfied personnel's user demand.

Drawings

Fig. 1 is a schematic structural view of a physical experiment device for students according to the present invention;

fig. 2 is a schematic sectional structure view of a portion a in fig. 1.

In the figure: 1 experimental apparatus body, 2 mount pads, 3 risers, 4 bracing pieces, 5 motors, 6 pivots, 7 first through-holes, 8 first sprockets, 9 screw rods, 10 second sprockets, 11 chains, 12 horizontal poles, 13 montants, 14 rectangular blocks, 15 head rod, 16 second connecting rods.

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. 1-2, a physical experiment device for students comprises an experiment device body 1, a mounting seat 2 is arranged below the experiment device body 1, a vertical plate 3 is fixedly arranged at the top of the mounting seat 2, a support rod 4 is fixedly arranged at the bottom of the experiment device body 1, the vertical plate 3 is slidably sleeved on the support rod 4, a motor 5 is fixedly arranged at the top of the mounting seat 2, a rotating shaft 6 is fixedly arranged on an output shaft of the motor 5, a first through hole 7 is arranged at one side of the vertical plate 3, one end of the rotating shaft 6 far away from the motor 5 penetrates through the first through hole 7, two first chain wheels 8 are fixedly sleeved on the rotating shaft 6, the vertical plate 3 is positioned between the two first chain wheels 8, two screw rods 9 are rotatably arranged at two sides of the vertical plate 3, the screw rods 9 are positioned above the motor 5, a second chain wheel 10 is fixedly sleeved on the screw rods 9, and the first chain wheel 8 positioned at the, the threaded sleeve is provided with a cross rod 12 on the screw rod 9, one side of the cross rod 12, which is far away from the vertical plate 3, is fixedly provided with a vertical rod 13, the bottom end of the vertical rod 13 is slidably installed at the top of the mounting seat 2, one side of the vertical rod 13, which is far away from the vertical plate 3, is provided with a rectangular block 14, one side of the rectangular block 14, which is far away from the corresponding vertical plate 3, is hinged with a first connecting rod 15 and a second connecting rod 16 which are obliquely arranged, the first connecting rod 15 is symmetrically arranged with the corresponding second connecting rod 16, the two first connecting rods 15 are symmetrically arranged, the two second connecting rods 16 are symmetrically arranged, one end of the first connecting rod 15, which is far away from the corresponding rectangular block 14, is hinged with the bottom of the experimental device body 1, one end of the second connecting rod 16, which is far away from the corresponding rectangular block 14, is hinged with the top of the mounting seat, The testing device comprises first chain wheels 8, screw rods 9, second chain wheels 10, chains 11, cross rods 12, vertical rods 13, rectangular blocks 14, first connecting rods 15 and second connecting rods 16, a motor 5 is started in a positive direction, an output shaft of the motor 5 drives the two first chain wheels 8 to rotate through a rotating shaft 6, the first chain wheels 8 drive the second chain wheels 10 to rotate through the corresponding chains 11, the second chain wheels 10 drive the corresponding screw rods 9 to rotate, under the action of threaded holes, the screw rods 9 drive the vertical rods 13 to move through the corresponding cross rods 12, the vertical rods 13 drive the corresponding rectangular blocks 14 to pull the first connecting rods 15 and the second connecting rods 16, the first connecting rods 15 drive the testing device body 1 to move downwards, the testing device body 1 drives the supporting rods 4 to move downwards, the second connecting rods 15 pull the corresponding rectangular blocks 14 to move downwards, and when the proper height is adjusted, the rotation of the motor 5 is stopped, and then accomplished the regulation of 1 total height of experimental device body, the utility model relates to a rationally, convenient operation is convenient for adjust the total height of experimental device body 1 according to actual need for experimental device body 1 can be suitable for the student of different heights, makes things convenient for the student to operate, has satisfied personnel's user demand.

The utility model discloses in, the top fixed mounting of mount pad 2 has two first slide rails, first spout has been seted up to the bottom of montant 13, first spout and the first slide rail sliding connection who corresponds, one side fixed mounting that riser 3 was kept away from to montant 13 has the second slide rail, the rectangular block 14 has been close to one side of riser 3 and has been seted up the second spout, second spout and the second slide rail sliding connection who corresponds, horizontal pole 12 is close to one side of riser 3 and has been seted up the screw hole, screw hole and the threaded connection of corresponding screw rod 9, the first groove has been seted up at the top of riser 3, first groove and bracing piece 4 sliding connection, fixed cover is equipped with two bearings in the first through-hole 7, the inner circle of bearing and the fixed suit in the outside of pivot 6, through experimental apparatus body 1, mount pad 2, riser 3, bracing piece 4, motor 5, pivot 6, first through-hole 7, first sprocket 8, screw rod 9, second, The chain 11, the cross bar 12, the vertical bar 13, the rectangular block 14, the first connecting rod 15 is matched with the second connecting rod 16, the motor 5 is started in a forward direction, an output shaft of the motor 5 drives two first chain wheels 8 to rotate through the rotating shaft 6, the first chain wheels 8 drive the second chain wheels 10 to rotate through the corresponding chains 11, the second chain wheels 10 drive the corresponding screw rods 9 to rotate, under the action of threaded holes, the screw rods 9 drive the vertical bar 13 to move through the corresponding cross bar 12, the vertical bar 13 drives the corresponding rectangular block 14 to pull the first connecting rod 15 and the second connecting rod 16, the first connecting rod 15 drives the experimental device body 1 to move downwards, the experimental device body 1 drives the supporting rod 4 to move downwards, the second connecting rod 15 pulls the corresponding rectangular block 14 to move downwards, when the proper height is adjusted, the motor 5 stops rotating, and further the adjustment of the total height of the experimental device body 1 is completed, the utility model relates to a rationally, convenient operation is convenient for adjust the total height of experimental device body 1 according to actual need for experimental device body 1 can be suitable for the student of different heights, makes things convenient for the student to operate, has satisfied personnel's user demand.

The working principle is as follows: when the experimental device body 1 needs to be adjusted in total height, the motor 5 is started in a forward direction, the output shaft of the motor 5 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the two first chain wheels 8 to rotate, the first chain wheels 8 drive the second chain wheels 10 to rotate through the corresponding chains 11, the second chain wheels 10 drive the corresponding screw rods 9 to rotate, under the action of the threaded holes, the screw rods 9 rotate to drive the corresponding cross rods 12 to move towards the direction close to the vertical plates 3, the cross rods 12 drive the corresponding vertical rods 13 to slide towards the direction close to the vertical plates 3 on the first sliding rails, the vertical rods 13 drive the corresponding rectangular blocks 14 to move towards the direction close to the vertical plates 3, the rectangular blocks 14 pull the corresponding first connecting rods 15 and second connecting rods 16, under the action of tensile force, the first connecting rods 15 drive the experimental device body 1 to move towards the downward position, the experimental device body 1 drives the supporting rods 4 to slide downwards in the first grooves, simultaneously the rectangle piece 14 that second connecting rod 15 pulling corresponds slides down on the second slide rail, when adjusting suitable height, stall motor 5, and then accomplished the regulation of 1 overall height of experimental apparatus body, and then experimental apparatus body 1 can be suitable for the student of different heights.

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. A physical experiment device for students comprises an experiment device body (1) and is characterized in that an installation seat (2) is arranged below the experiment device body (1), a vertical plate (3) is fixedly installed at the top of the installation seat (2), a supporting rod (4) is fixedly installed at the bottom of the experiment device body (1), the vertical plate (3) is sleeved on the supporting rod (4) in a sliding manner, a motor (5) is fixedly installed at the top of the installation seat (2), a rotating shaft (6) is fixedly installed on an output shaft of the motor (5), a first through hole (7) is formed in one side of the vertical plate (3), one end, far away from the motor (5), of the rotating shaft (6) penetrates through the first through hole (7), two first chain wheels (8) are fixedly installed on the rotating shaft (6), the vertical plate (3) is located between the two first chain wheels (8), two screw rods (9) are installed on two sides of the vertical plate (, the screw (9) is arranged above the motor (5), the screw (9) is fixedly sleeved with a second chain wheel (10), the first chain wheel (8) and the second chain wheel (10) which are arranged on the same side of the vertical plate (3) are in transmission connection with the same chain (11), the screw (9) is sleeved with a cross rod (12) in a threaded manner, one side of the cross rod (12) far away from the vertical plate (3) is fixedly provided with a vertical rod (13), the bottom end of the vertical rod (13) is in sliding installation with the top of the mounting seat (2), one side of the vertical rod (13) far away from the vertical plate (3) is provided with a rectangular block (14) in a sliding way, one side of the rectangular block (14) far away from the corresponding vertical plate (3) is hinged with a first connecting rod (15) and a second connecting rod (16) which are obliquely arranged, the first connecting rod (15) and the second connecting rod (16, two second connecting rods (16) are symmetrically arranged, one end, far away from the corresponding rectangular block (14), of each first connecting rod (15) is hinged to the bottom of the experimental device body (1), and one end, far away from the corresponding rectangular block (14), of each second connecting rod (16) is hinged to the top of the mounting seat (2).

2. The physical experiment device for students according to claim 1, wherein two first sliding rails are fixedly installed at the top of the installation seat (2), a first sliding groove is formed at the bottom of the vertical rod (13), and the first sliding groove is slidably connected with the corresponding first sliding rail.

3. The physical experiment device for students according to claim 1, wherein a second sliding rail is fixedly installed on one side of the vertical rod (13) far away from the vertical plate (3), a second sliding groove is formed on one side of the rectangular block (14) near the vertical plate (3), and the second sliding groove is slidably connected with the corresponding second sliding rail.

4. A physical experiment device for students according to claim 1, wherein a threaded hole is formed on one side of the cross bar (12) close to the vertical plate (3), and the threaded hole is in threaded connection with the corresponding screw rod (9).

5. A physical experiment device for students according to claim 1, wherein the top of the vertical plate (3) is provided with a first groove, and the first groove is slidably connected with the supporting rod (4).

6. A physical experiment device for students according to claim 1, wherein two bearings are fixedly sleeved in the first through hole (7), and inner rings of the bearings are fixedly sleeved with the outer side of the rotating shaft (6).