CN210983939U

CN210983939U - Physical speed testing arrangement for physics experiments

Info

Publication number: CN210983939U
Application number: CN201922404995.9U
Authority: CN
Inventors: 吴云沛; 陈杰
Original assignee: Hubei University of Automotive Technology
Current assignee: Hubei University of Automotive Technology
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-07-10
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a physics speed testing arrangement for physics experiments, including test box, lifter plate, survey test panel and fixed plate, the test box is the rectangle structure, just test box bottom face four corners and all fix and be provided with the supporting shoe, the inside level of test box is provided with the lifter plate, lifter plate top end face slope is provided with the survey test panel that is used for the speed test, just survey test panel a side intermediate position and offer the arc breach that is used for the spheroid landing, lifter plate top end face just is located survey test panel other end and installs the support column through screw fixed mounting under perpendicular, the top of support column through connection has the extension post perpendicularly, the one end that the support column was kept away from to the extension post articulates through second fixed pin axle circumference has arc slider. This physics is speed testing arrangement for physics experiments can be convenient for survey the angular adjustment of board, satisfies the measuring speed of different angles, and can improve the measuring accuracy.

Description

Physical speed testing arrangement for physics experiments

Technical Field

The utility model belongs to the technical field of the physics experiment, concretely relates to physics is physical speed testing arrangement for physics experiments.

Background

The physical experiment is a mode of experiment and detection to theoretical physics, and there are many aspects's experiments in the physical experiment, and wherein the experiment that tests the speed is comparatively common experiment in the physical experiment, and physical speed testing arrangement also is the indispensable stage property of experiment, and physical speed testing arrangement can detect object velocity of motion to conveniently obtain data so that calculate.

However, the existing physical speed testing device is generally fixed in angle, lacks of an adjusting structure, cannot meet the testing of different angles, and is poor in testing precision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a physics is physical speed testing arrangement for experiments to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a physical speed testing device for physical experiments comprises a testing box body, a lifting plate, a testing plate and a fixing plate, wherein the testing box body is of a rectangular structure, supporting blocks are fixedly arranged at four corners of the bottom end face of the testing box body, the lifting plate is horizontally arranged in the testing box body, the testing plate for speed testing is obliquely arranged on the top end face of the lifting plate, and an arc-shaped notch for sliding a ball body is formed in the middle of one side face of the testing plate;

lifter plate top end face just is located survey test panel other end and installs the support column through screw fixed mounting under perpendicular, the top of support column is run through connection perpendicularly and is extended the post, the one end that extends the post and keep away from the support column articulates through second fixed pin axle circumference has arc slider, survey test panel bottom face and be located and extend the post and set up the spout of being connected with the arc slider cooperation directly over perpendicularly, the support column passes through the bolt and extends post thread fixing connection.

Preferably, lifter plate top end face one end is provided with the horizontal plate, one side that the horizontal plate is close to the survey test panel articulates through third fixed pin axle circumference has the fly leaf, just fly leaf and a survey test panel side fixed connection, horizontal plate top end face just is close to fly leaf one side and is provided with the protractor, the arc opening has been seted up on the protractor, just be located the arc opening of protractor on the fly leaf and be provided with the stopper.

Preferably, there is fixed lid test box top face one side through the hinge, the fixed welding of a fixed lid side has the rectangular plate, just rectangular plate screw thread through connection has fastening bolt, the rectangular channel that uses with the rectangular plate cooperation is seted up to a test box side, just the internal thread hole has been seted up to the rectangular channel inner wall.

Preferably, one end of the test board is vertically provided with a fixing plate, a through hole is formed in the middle of the inside of the fixing plate, and a metal bell is arranged in the through hole.

Preferably, two groups of lifting rods are symmetrically arranged on the bottom end face of the inner bottom end face of the test box body and on the bottom end face of the lifting plate.

Preferably, the lifting rings for lifting the lifting plate are fixedly arranged on two sides of the top end face of the lifting plate.

The utility model discloses a technological effect and advantage: according to the physical speed testing device for the physical experiment, the lifting plate, the testing plate, the supporting columns and the arc-shaped sliding blocks are arranged, the arc-shaped sliding blocks and the sliding grooves are matched to slide, and the supporting columns and the extending columns support and hinge the arc-shaped sliding blocks, so that the angle adjustment of the testing plate is facilitated, and the speed measurement at different angles is met; by arranging the horizontal plate, the movable plate, the protractor and the limiting block, the test plate drives the movable plate and the horizontal plate to rotate in a circumferential hinged mode, the movable plate drives the limiting block to slide in the protractor, the inclination angle can be conveniently observed, and the test precision is improved; the fixed cover is turned over by arranging the fixed cover, the rectangular plate, the rectangular groove and the fastening bolt, the rectangular plate is matched and connected with the rectangular groove, and the rectangular plate is fixed by the fastening bolt, so that the test box body is convenient to carry; this physics is speed testing arrangement for physics experiments can be convenient for survey the angular adjustment of board, satisfies the measuring speed of different angles, and can improve the measuring accuracy.

Drawings

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

FIG. 2 is a cross-sectional view of the test board of the present invention;

fig. 3 is a schematic view of the protractor of the present invention;

fig. 4 is a schematic view of the fixing plate of the present invention.

In the figure: the device comprises a test box body 1, a lifting plate 2, a test plate 3, a fixing plate 4, a lifting rod 5, a metal bell 6, a rectangular groove 7, a horizontal plate 8, a supporting column 9, an extending column 10, an arc-shaped sliding block 11, a fixing cover 12, a rectangular plate 13, a fastening bolt 14, a lifting ring 15, a sliding groove 16, a movable plate 17, a limiting block 18 and a protractor 19.

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.

The utility model provides a physical speed testing device for physical experiments as shown in figures 1-4, which comprises a testing box body 1, a lifting plate 2, a testing plate 3 and a fixing plate 4, wherein the testing box body 1 is of a rectangular structure, supporting blocks are fixedly arranged at four corners of the bottom end surface of the testing box body 1, the lifting plate 2 is horizontally arranged in the testing box body 1, the testing plate 3 for speed testing is obliquely arranged on the top end surface of the lifting plate 2, and an arc-shaped notch for sliding of a ball body is arranged at the middle position of one side surface of the testing plate 3;

2 top end faces of lifter plate just are located survey test panel 3 other end and have support column 9 through screw fixed mounting under perpendicular, the perpendicular through connection in top of support column 9 has extension post 10, the one end that extends post 10 and keeps away from support column 9 articulates through second fixed pin axle circumference has slider 11, survey test panel 3 bottom face and be located and extend post 10 and offer the spout 16 of being connected with the cooperation of slider 11 directly over perpendicular, support column 9 passes through bolt and extends 10 screw thread fixed connection of post, and slider 11 slides with the cooperation of spout 16, and support column 9 supports and articulates slider 11 with extension post 10, is convenient for survey the angle modulation of survey test panel 3, satisfies the speed measuring of different angles.

Specifically, 2 top end faces one end of lifter plate is provided with horizontal plate 8, one side that horizontal plate 8 is close to survey test panel 3 articulates through third swizzle axle circumference has fly leaf 17, just fly leaf 17 passes through screw and surveys 3 a side fixed connection of test panel, 8 top end faces of horizontal plate and be close to fly leaf 17 one side and be provided with protractor 19, the arc opening has been seted up on the protractor 19, be provided with stopper 18 in the arc opening that just is located protractor 19 on fly leaf 17, survey test panel 3 and drive between fly leaf 17 and the horizontal plate 8 circumference articulated rotation, fly leaf 17 drives stopper 18 and slides in protractor 19, is convenient for watch inclination, improves the measuring accuracy.

Specifically, 1 top of test box body face one side has fixed lid 12 through the hinge joint, the fixed welding of 12 side of fixed lid has rectangular plate 13, just rectangular plate 13 screw thread through connection has fastening bolt 14, rectangular channel 7 that uses with the cooperation of rectangular plate 13 has been seted up to 1 side of test box body, just the internal thread hole has been seted up to 7 inner walls of rectangular channel, and rectangular plate 13 is connected with the cooperation of rectangular channel 7, and is fixed through fastening bolt 14, the test box body 1 of being convenient for portable.

Specifically, survey test panel 3 one end and be provided with fixed plate 4 perpendicularly, the through-hole has been seted up to the inside intermediate position of fixed plate 4, and is provided with metal small bell 6 in the through-hole, and the spheroid rolls in the arc breach on surveying test panel 3 and touches metal small bell 6, is convenient for cooperate the test.

Specifically, the end face just is located 2 bottom end face symmetries of lifter plate and is provided with two sets of lifter 5 in 1 bottom of test box, and lifter 5 is manual extending structure, drives 2 lifts of lifter plate.

Specifically, the two sides of the top end face of the lifting plate 2 are both fixedly provided with lifting rings 15 for lifting the lifting plate 2, and the lifting rings 15 lift the lifting plate 2.

Specifically, this physics speed testing arrangement for physics experiments, lifter plate 2 is mentioned to bail 15, extend post 10 and support column 9 height-adjusting, through the bolt fastening,

arc slider

11 and 16 cooperation slides, support column 9 and extension post 10 support and articulate arc slider 11, survey test panel 3 angle modulation, survey test panel 3 and drive circumference articulated rotation between fly leaf 17 and the horizontal plate 8, fly leaf 17 and fixed plate 4 set up with surveying test panel 3 perpendicularly respectively, fly leaf 17 drives stopper 18 and slides in protractor 19, watch inclination, the spheroid rolls movable contact metal small bell 6 in surveying the arc breach on panel 3, the cooperation test of being convenient for, the fixed lid upset, rectangular plate 13 is connected with rectangular channel 7 cooperation, it is fixed through fastening bolt 14, to test box 1 portable. This physics is speed testing arrangement for physics experiments can be convenient for survey the angular adjustment of board, satisfies the measuring speed of different angles, and can improve the measuring accuracy.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a physics is physical speed testing arrangement for physics experiments, includes test box (1), lifter plate (2), surveys test panel (3) and fixed plate (4), its characterized in that: the testing box body (1) is of a rectangular structure, supporting blocks are fixedly arranged at four corners of the bottom end face of the testing box body (1), a lifting plate (2) is horizontally arranged in the testing box body (1), a testing plate (3) for speed testing is obliquely arranged on the top end face of the lifting plate (2), and an arc-shaped notch for sliding a ball body is formed in the middle of one side face of the testing plate (3);

lifter plate (2) top face just is located survey test panel (3) other end and installs support column (9) through screw fixed mounting under perpendicular, the top of support column (9) is run through perpendicularly and is connected with and extends post (10), the one end that support column (9) were kept away from in extension post (10) articulates through second fixing pin axle circumference has arc slider (11), survey test panel (3) bottom face and be located and extend post (10) and set up spout (16) of being connected with arc slider (11) cooperation directly over perpendicular, support column (9) are through bolt and extension post (10) screw thread fixed connection.

2. The physical speed testing device for the physical experiment according to claim 1, wherein: lifter plate (2) top end face one end is provided with horizontal plate (8), one side that horizontal plate (8) are close to and survey test panel (3) articulates through third fixation pin axle circumference has fly leaf (17), just fly leaf (17) and survey test panel (3) a side fixed connection, horizontal plate (8) top end face just is close to fly leaf (17) one side and is provided with protractor (19), the arc opening has been seted up on protractor (19), just be located the arc opening of protractor (19) on fly leaf (17) and be provided with stopper (18).

3. The physical speed testing device for the physical experiment according to claim 1, wherein: the testing box body (1) top face one side is articulated to have fixed lid (12) through the hinge, the fixed welding of fixed lid (12) one side has rectangular plate (13), just rectangular plate (13) screw thread through connection has fastening bolt (14), rectangular channel (7) that use with rectangular plate (13) cooperation are seted up to testing box body (1) one side, just the internal thread hole has been seted up to rectangular channel (7) inner wall.

4. The physical speed testing device for the physical experiment according to claim 1, wherein: the test board is characterized in that a fixing plate (4) is vertically arranged at one end of the test board (3), a through hole is formed in the middle of the inner portion of the fixing plate (4), and a metal bell (6) is arranged in the through hole.

5. The physical speed testing device for the physical experiment according to claim 1, wherein: the testing box body (1) is provided with two groups of lifting rods (5) on the inner bottom end face and the bottom end face of the lifting plate (2) symmetrically.

6. The physical speed testing device for the physical experiment according to claim 1, wherein: and lifting rings (15) used for lifting the lifting plate (2) are fixedly arranged on two sides of the top end surface of the lifting plate (2).