CN211016117U

CN211016117U - Physical experiment device for studying acceleration

Info

Publication number: CN211016117U
Application number: CN201921841637.8U
Authority: CN
Inventors: 柳钰
Original assignee: Xianyang Normal University
Current assignee: Xianyang Normal University
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-14
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a research acceleration's physical experiment device, the on-line screen storage device comprises a base, the bilateral symmetry of base bottom is provided with articulated seat, and is two sets of one side that articulated seat is close to each other is provided with the extension plate, and is a set of one side that the extension plate was kept away from to articulated seat is provided with fastening bolt, fastening bolt runs through the inside of articulated seat and is connected with the extension plate, the intermediate position department symmetry of base one end both sides is provided with first monaural seat. The utility model discloses the device can be to the altitude mixture control of hang plate slope through mutually supporting between first hinge rod, second monaural seat, hang plate and the recess to can realize the physical experiment of multiunit co-altitude not, can prolong the length of base, the object that can satisfy the eminence slides down and has sufficient sliding distance, can carry out the centre gripping with the marble, guarantees stability and the accuracy that the marble slided, reduces the deviation that manual bringing.

Description

Physical experiment device for studying acceleration

Technical Field

The utility model relates to a physical experiment technical field specifically is a research acceleration's physical experiment device.

Background

Physics is the subject of studying the most general law of motion of substances and basic structure of substances, and is taken as the leading subject of natural science, thus becoming the research foundation of other natural scientific subjects, taking experiments as the only standard for checking the correctness of theories, and being the most precise natural scientific subject at present, and with the development of science, the physical experimental devices are increased and are more and more powerful.

The existing physical experiment device is simple in structure, large deviation exists in experimental data, the experimental data cannot be well controlled, the object is usually and directly controlled by hands during experiment, certain deviation exists in physical phenomena easily, the effect of well teaching and research cannot be achieved, and general devices cannot adjust variables such as height, angle, length and the like, and have certain limitation in the experiment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a physical experiment device of research acceleration 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 experiment device for researching acceleration comprises a base, wherein hinged seats are symmetrically arranged on two sides of the bottom of the base, two groups of hinged seats are provided with extension plates on one sides close to each other, fastening bolts are arranged on one sides, far away from the extension plates, of the hinged seats and penetrate through the interiors of the hinged seats and are connected with the extension plates, first single lug seats are symmetrically arranged at middle positions of two sides of one end of the base, two groups of first single lug seats are provided with inclined plates on one sides close to each other, sleeves are arranged at middle positions of the tops of the front ends of the inclined plates, push-pull rods are sleeved in the sleeves, second hinged rods are symmetrically hinged to the bottoms of two sides of the push-pull rods, movable rods are hinged to the bottoms of one ends of the two groups of second hinged rods, clamping plates are arranged on one sides close to each other of the movable rods, and supporting plates are sleeved on one sides, far away, the movable rod outside cover is equipped with the spring, the intermediate position department of hang plate both sides is provided with the recess, the bilateral symmetry at base one end top is provided with second monaural seat, and is two sets of one side that second monaural seat is close to each other all articulates there is first hinge rod, the intermediate position department of hang plate one end bottom is provided with the spout.

Preferably, the four corners of one end of the back of the base are provided with suckers.

Preferably, the side of the two groups of first hinge rods close to each other is matched with the groove.

Preferably, an arc-shaped groove is formed in the middle position of one side, close to each other, of the clamping plate.

Preferably, the spring is located between the support plate and the clamping plate, and the support plate is fixedly connected with the inclined plate.

Preferably, the top of the push-pull rod is provided with a handle, and the handle is provided with anti-skid grains.

Compared with the prior art, the beneficial effects of the utility model are that: this physical experiment device of research acceleration passes through first articulated rod, the second monaural seat, mutually support between hang plate and the recess, can be to the altitude mixture control of hang plate slope, thereby can realize the physical experiment of multiunit co-altitude not, through the extension plate, mutually support between articulated seat and the fastening bolt, can prolong the length of base, the object that can satisfy the eminence slides down has sufficient sliding distance, through the sleeve pipe, a spring, the grip block, the backup pad, mutually support between second articulated rod and the push-pull rod, can carry out the centre gripping with the marble, guarantee stability and the accuracy that the marble slided, reduce the manual deviation that brings.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a partial schematic view of the present invention.

In the figure: 1. a base; 2. an extension plate; 3. a hinged seat; 4. a first single ear mount; 5. a first hinge lever; 6. a second single ear mount; 7. an inclined plate; 8. a sleeve; 9. a chute; 10. a groove; 11. a movable rod; 12. a spring; 13. a clamping plate; 14. a support plate; 15. a second hinge lever; 16. a push-pull rod; 17. and fastening the bolt.

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. 1-3, the present invention provides an embodiment: a physical experiment device for researching acceleration comprises a base 1, hinged seats 3 are symmetrically arranged on two sides of the bottom of the base 1, extension plates 2 are arranged on one sides, close to each other, of the hinged seats 3, fastening bolts 17 are arranged on one sides, far away from the extension plates 2, of the hinged seats 3, the extension plates 2 are fixed, the fastening bolts 17 penetrate through the interiors of the hinged seats 3 and are connected with the extension plates 2, first single lug seats 4 are symmetrically arranged at middle positions of two sides of one end of the base 1, an inclined plate 7 is arranged on one side, close to each other, of the hinged seats 4, a sleeve 8 is arranged at a middle position of the top of one end of the front face of the inclined plate 7, a push-pull rod 16 is sleeved inside the sleeve 8, second hinged rods 15 are symmetrically hinged to the bottoms of two sides of the push-pull rod 16, movable rods 11 are hinged to the bottoms of one ends of the two second hinged rods 15, one side cover that keeps away from each other in two sets of movable rod 11 outsides is equipped with

backup pad

14, and 11 outside covers of movable rod are equipped with spring 12, and the intermediate position department of hang plate 7 both sides is provided with recess 10, and the bilateral symmetry at 1 one end top of base is provided with second monaural seat 6, and one side that two sets of second monaural seats 6 are close to each other all articulates there is first hinge rod 5, can adjust the height of hang plate 7, and the intermediate position department of 7 one ends bottoms of hang plate is provided with spout 9.

In this implementation, the four corners of base 1 back one end all is provided with the sucking disc, make the device place more stably, two sets of first articulated rod 5 are close to each other one side and recess 10 mutual adaptation, can adjust the height of hang plate 7 in a flexible way, the intermediate position department that grip block 13 is close to one side each other is provided with the arc recess, can be more firm to the marble centre gripping, spring 12 is located between backup pad 14 and the grip block 13, backup pad 14 and hang plate 7 fixed connection, make sliding that movable rod 11 can be stable, push-pull rod 16 top is provided with the handle, and be provided with anti-skidding line on hand, increase with the frictional force of hand.

The working principle is as follows: the device is placed on a laboratory bench, the device is firmly adsorbed by a sucker, the inclined plate 7 is pulled upwards around the first single lug seat 4, the height of the inclined plate 7 is adjusted, so that one end of the first hinge lever 5 slides inside the groove 10, and when the proper height is reached, the first hinge lever 5 supports the inclined plate 7, when the extension plate 2 rotates upwards around the hinge base 3 until the extension plate and the base 1 are in the same horizontal plane, the extension plate 2 is fixed by rotating the fastening bolt 17, then the marble is placed between the two groups of clamping plates 13, the elasticity of the two groups of springs 12 causes the clamping plates 13 to clamp the marble, when the marble needs to be launched, the push-pull rod 16 is pushed, the push-pull rod 16 drives the two groups of second hinge rods 15 to move downwards, the two groups of second hinge rods 15 drive the movable rod 11 to move outwards, and the movable rod 11 drives the clamping plate 13 to move outwards, so that the marble slides and falls down along the sliding groove 9 in a state that the initial speed is zero.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a research acceleration's physical experiment device, includes base (1), its characterized in that: the hinge device is characterized in that hinge seats (3) are symmetrically arranged on two sides of the bottom of the base (1), two groups of hinge seats (3) are provided with extension plates (2) on one sides close to each other, one group of hinge seats (3) are provided with fastening bolts (17) on one sides far away from the extension plates (2), the fastening bolts (17) penetrate through the interior of the hinge seats (3) and are connected with the extension plates (2), first single lug seats (4) are symmetrically arranged at the middle positions of two sides of one end of the base (1), two groups of first single lug seats (4) are provided with inclined plates (7) on one sides close to each other, a sleeve (8) is arranged at the middle position of the top of one end of the front side of each inclined plate (7), a push-pull rod (16) is sleeved inside the sleeve (8), second hinge rods (15) are symmetrically hinged to the bottoms of two sides of the push-pull rod (16), and movable rods (11) are, one side that movable rod (11) are close to each other all is provided with grip block (13), and is two sets of one side cover that movable rod (11) outside was kept away from each other is equipped with backup pad (14), movable rod (11) outside cover is equipped with spring (12), the intermediate position department of hang plate (7) both sides is provided with recess (10), the bilateral symmetry at base (1) one end top is provided with second monaural seat (6), and is two sets of one side that second monaural seat (6) are close to each other all articulates there is first hinge rod (5), the intermediate position department of hang plate (7) one end bottom is provided with spout (9).

2. The physical experiment device for studying acceleration according to claim 1, wherein: the four corners of one end of the back of the base (1) are provided with suckers.

3. The physical experiment device for studying acceleration according to claim 1, wherein: one side of each group of first hinge rods (5) close to each other is matched with the groove (10) mutually.

4. The physical experiment device for studying acceleration according to claim 1, wherein: and an arc-shaped groove is formed in the middle position of one side, close to each other, of the clamping plate (13).

5. The physical experiment device for studying acceleration according to claim 1, wherein: the spring (12) is positioned between the supporting plate (14) and the clamping plate (13), and the supporting plate (14) is fixedly connected with the inclined plate (7).

6. The physical experiment device for studying acceleration according to claim 1, wherein: the top of the push-pull rod (16) is provided with a handle, and the handle is provided with anti-skid lines.