CN212782398U

CN212782398U - A multi-functional experimental box for junior middle school's physical experiment

Info

Publication number: CN212782398U
Application number: CN202022178046.6U
Authority: CN
Inventors: 黄军功; 覃泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-03-23
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a multifunctional experiment box for junior middle school physics experiments, in the technical scheme, through rotating the diaphragm, under the effect of stop gear and fluting, the movable block moves to fluting, can make the fly leaf expand to both sides, and the arcwall face of fly leaf matches with the arcwall face of diaphragm each other, make fly leaf and diaphragm laminate each other, because the fly leaf is the same with the height of fly leaf, when the movable block moves to fluting, the diaphragm moves downwards and is parallel and level to each other with the fly leaf, only need to stimulate the second L shaped plate, through the effect of spring with the first L shaped plate under the effect of connecting rod to the both sides reversal, carry on spacing with fly leaf and diaphragm, when needing to take out the experimental apparatus in the experiment box, through the effect of hinge under, stimulate the handle, because the handle pot is equipped with the slipmat, make the antiskid effect better, the experimental equipment can be taken out after the cover plate is opened.

Description

A multi-functional experimental box for junior middle school's physical experiment

Technical Field

The utility model relates to an experimental box technical field especially relates to a multi-functional experimental box for junior middle school's physical experiment.

Background

Junior middle school's physical experiment becomes an increasingly important part in the physical teaching, and mr in order to let student have clear understanding to various physics phenomenon and theorem, often can utilize some physical equipment to carry out theoretical verification, will use experimental box for the physical teaching, and it has effects such as portable, keep, can be used to classroom teaching, experiment training, experimental operation.

Traditional experimental box single structure, in the show physics experimentation, the mr needs to use the test bench alone, if can show experimental apparatus because the area is too little with the experimental box as the test bench, even probably makes experimental apparatus drop, causes the loss, and traditional experimental box does not possess fixed function simultaneously, is unfavorable for the teaching.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a multifunctional experimental box for junior middle school physics experiments.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a multifunctional experimental box for junior middle school physics experiments comprises a box body, wherein a cover plate is arranged at the top of the box body, a first disc is arranged at the top of the cover plate, a bearing is fixedly connected at the position, close to the middle, of the bottom of the first disc, a rotating rod is arranged between the cover plate and the first disc, the bottom end of the rotating rod is inserted at the top of the cover plate, the top end of the rotating rod penetrates through the bearing and is fixedly connected with a second disc, a transverse plate is arranged at the top of the second disc, a limiting mechanism is arranged at the top of the second disc, movable blocks are arranged at the positions, close to the left side and the right side, of the top of the second disc, connecting rods are arranged at the front side and the rear side of the first disc, transverse rods are fixedly connected with the front side and the rear side of the first disc, a connecting shaft is inserted between one end, the left side and the right side of the cover plate are both provided with fixing mechanisms.

Further, stop gear includes two movable blocks, two the equal fixed connection of movable block is in the bottom of diaphragm, the second disc top is close to left and right sides department and all sets up the slide rail that matches each other with the movable block, two movable block difference swing joint is at the inner chamber of adjacent slide rail, set up two flutings that match each other with the movable block on the slide rail, two the movable block is located adjacent fluting inner chamber.

Further, fixed establishment includes two connecting rods, two both ends all are overlapped and are equipped with fixed plate, a plurality of around the connecting rod the equal fixed connection in one side that the fixed plate is close to the apron is on the lateral wall of apron, two all overlap on the connecting rod and be equipped with the connecting plate, two the first L shaped plate of the equal fixedly connected with in one side that the connecting plate is close to each other, first L shaped plate bottom is equipped with the second L shaped plate that matees each other with it, two the equal fixedly connected with spring in one side that the second L shaped plate is close to each other, one side fixedly connected with riser of the second L shaped plate that the spring was kept away from, the bottom fixed connection of riser is on the.

Furthermore, a hinge is arranged between the box body and the cover plate, and the box body is movably connected with the cover plate through the hinge.

Furthermore, the left and right sides of diaphragm and fly leaf is the arc setting, just the arcwall face of diaphragm and the arcwall face of fly leaf match each other.

Furthermore, a handle is fixedly connected to the front side of the cover plate close to the middle, and an anti-slip pad is sleeved on the outer edge of the handle.

Further, the length setting of two institute's fly leaf matches each other with half of diaphragm length, the high setting of movable block matches each other with diaphragm thickness setting, just the thickness of diaphragm matches each other with the thickness of movable plate.

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

1. in the technical scheme, through the mutual matching of the box body, the cover plate, the rotating shaft, the connecting rod, the movable plate, the transverse plate, the connecting shaft, the transverse rod, the first disc, the rotating rod, the second disc, the movable block, the groove, the bearing and the sliding rail, under the action of the limiting mechanism and the groove, the movable block moves towards the groove by rotating the transverse plate, so that the movable plate can expand towards two sides, the arc-shaped surface of the movable plate is matched with the arc-shaped surface of the transverse plate, the movable plate is attached to the transverse plate, and the transverse plate moves downwards and is flush with the movable plate when the movable block moves towards the groove because the heights of the movable plate, the transverse plate and the transverse plate are the same;

2. in this technical scheme, through the handle, the fixed plate, the connecting rod, the connecting plate, first L shaped plate, second L shaped plate, mutually support between spring and the riser, only need stimulate second L shaped plate, reverse to both sides under the effect of connecting rod with first L shaped plate under the effect through the spring, carry on the fly leaf and diaphragm spacing, when the experimental apparatus in the experimental box is taken out to needs, under the effect through the hinge, the pulling handle, because handle outside edge cover is equipped with the slipmat, make anti-skidding effect better, can take out experimental apparatus after opening the apron.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a perspective view of a hinge, a component of this embodiment;

FIG. 3 is a front view of the cover plate of the component of the present embodiment;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view of FIG. 3 at B;

fig. 6 is an expanded view of the movable plate of the component of the present embodiment.

In the figure: 1. a box body; 2. a cover plate; 3. a rotating shaft; 4. a connecting rod; 5. a movable plate; 6. a transverse plate; 7. a connecting shaft; 8. a cross bar; 9. a first disc; 10. a rotating rod; 11. a second disc; 12. a movable block; 13. grooving; 14. a bearing; 15. a slide rail; 16. a handle; 17. a fixing plate; 18. a connecting rod; 19. a connecting plate; 20. a first L-shaped plate; 21. a second L-shaped plate; 22. a spring; 23. a riser.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a multifunctional experimental box for junior middle school physics experiments comprises a box body 1, a cover plate 2 is arranged at the top of the box body 1, a handle 16 is fixedly connected to the front side of the cover plate 2 near the middle, an anti-slip pad is sleeved on the outer edge of the handle 16 to facilitate opening and anti-slip of the cover plate 2, a hinge is arranged between the box body 1 and the cover plate 2, the box body 1 is movably connected with the cover plate 2 through the hinge to facilitate opening and limiting of the cover plate 2, a first disc 9 is arranged at the top of the cover plate 2, a bearing 14 is fixedly connected to the bottom of the first disc 9 near the middle, a rotating rod 10 is arranged between the cover plate 2 and the first disc 9, the bottom end of the rotating rod 10 is inserted into the top of the cover plate 2, the top end of the rotating rod 10 penetrates through the bearing 14 and is fixedly connected with a second disc 11, a transverse plate 6 is arranged on the second disc 11, the limiting mechanism comprises two movable blocks 12, wherein the two movable blocks 12 are fixedly connected to the bottom of the transverse plate 6, slide rails 15 matched with the movable blocks 12 are arranged at the positions, close to the left side and the right side, of the top of the second disc 11, the two movable blocks 12 are respectively movably connected to the inner cavities of the adjacent slide rails 15, two grooves 13 matched with the movable blocks 12 are formed in the slide rails 15, the two movable blocks 12 are positioned in the inner cavities of the adjacent grooves 13 to limit the first disc 9, connecting rods 4 are arranged at the front side and the rear side of the first disc 9, transverse rods 8 are fixedly connected to the front side and the rear side of the first disc 9, a connecting shaft 7 is inserted between one end, away from the first disc 9, of each transverse rod 8 and the connecting rod 4, a rotating shaft 3 is inserted at one end, away from the connecting shaft 7, the top end of the rotating shaft 3 is fixedly connected with a movable, the high setting of movable block 12 matches each other with 6 thickness settings of diaphragm, and the thickness of diaphragm 6 matches each other with the thickness of fly leaf 5, be convenient for expand fly leaf 5, the 2 left and right sides of apron all are equipped with fixed establishment, fixed establishment includes two connecting rods 18, both ends all overlap and are equipped with fixed plate 17 around two connecting rods 18, the equal fixed connection in one side of a plurality of fixed plate 17 close to apron 2 is on the lateral wall of apron 2, all overlap and be equipped with connecting plate 19 on two connecting rods 18, the equal fixedly connected with first L shaped plate 20 in one side that two connecting plates 19 are close to each other, first L shaped plate 20 bottom is equipped with the second L shaped plate 21 that matees each other with it, the equal fixedly connected with spring 22 in one side that two second L shaped plates 21 are close to each other, one side fixedly connected with riser 23 of the second L shaped plate 21 that spring 22 kept away from, the bottom fixed connection of riser.

The working principle is as follows: when the utility model is used, the handle 16 is pulled, the antiskid effect is better because the antiskid pad is sleeved on the outer edge of the handle 16, then the cover plate 2 is opened under the action of the hinge to take out the experimental equipment in the box body 1, when the experimental equipment needs to be shown, only the second L-shaped plate 21 needs to be pulled, the spring 22 is stretched towards two sides, the first L-shaped plate 20 is separated from the second L-shaped plate 21, under the action of the connecting rod 18 and the fixed plate 17, the connecting plate 19 is reversed towards two sides to rotate the transverse plate 6, under the rotation of the transverse plate 6, under the action of the limiting mechanism, the movable block 12 can only move in the inner cavity of the sliding rail 15, when the movable block 12 moves towards the slot 13, the second disc 11 is also rotated, when the second disc 11 is rotated, the transverse rod 8 is driven to rotate, under the action of the connecting shaft 7, the rotation of the transverse rod 8 drives the connecting rod 4 to rotate, and under the action of the, the moving of the connecting rod 4 drives the movable plate 5 to expand towards two sides, the arc surface of the movable plate 5 is matched with the arc surface of the transverse plate 6, so that the movable plate 5 is attached to the transverse plate 6, because the height of the movable block 12 is the same as that of the transverse plate 6 and the movable plate 5, when the movable block 12 moves towards the slot 13, the transverse plate 6 moves downwards and is flush with the movable plate 5, when the transverse plate 6 is spliced with the movable plate 5, the area is larger, the physical equipment can be displayed to students more conveniently, after the display is finished, the transverse plate 6 is rotated, the transverse plate 6 is lifted up under the action of the movable block 12, the movable plate 5 is positioned at the bottom of the transverse plate 6, when the movable plate 5 is completely contracted into the bottom of the transverse plate 6, the connecting plate 19 is rotated, the first L-shaped plate 20 is positioned at the top of the second L-shaped plate 21, then the second L-shaped plate 21 is pulled, because the first, the first L-shaped plate 20 and the second L-shaped plate 21 are firmly clamped under the action of the spring 22, so that the display operation of the multifunctional experiment box for junior middle school physics experiments is completed.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional experimental box for junior middle school's physical experiment, includes box (1), its characterized in that: the improved structure of the automobile chassis is characterized in that a cover plate (2) is arranged at the top of the box body (1), a first disc (9) is arranged at the top of the cover plate (2), a bearing (14) is fixedly connected to the bottom of the first disc (9) and close to the middle of the first disc, a rotating rod (10) is arranged between the cover plate (2) and the first disc (9), the bottom end of the rotating rod (10) is connected to the top of the cover plate (2) in an inserting mode, the bearing (14) is penetrated through the top end of the rotating rod (10), a second disc (11) is fixedly connected to the second disc (11), a transverse plate (6) is arranged at the top of the second disc (11), a limiting mechanism is arranged at the top of the second disc (11), movable blocks (12) are arranged at the positions, close to the left side and the right side of the top of the second disc (11), connecting rods (4) are arranged on the front side and the rear side of the first disc (9), a transverse rod (8) is fixedly The connecting rod (4) is far away from one end of the connecting shaft (7) and is inserted with a rotating shaft (3), a movable plate (5) is fixedly connected to the top end of the rotating shaft (3), and fixing mechanisms are arranged on the left side and the right side of the cover plate (2).

2. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: stop gear includes two movable block (12), two the equal fixed connection of movable block (12) is in the bottom of diaphragm (6), second disc (11) top is close to left and right sides department and all offers slide rail (15) with movable block (12) the mutual matching, two movable block (12) swing joint is at the inner chamber of adjacent slide rail (15) respectively, set up two fluting (13) with movable block (12) the mutual matching on slide rail (15), two movable block (12) are located adjacent fluting (13) inner chamber.

3. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: fixed establishment includes two connecting rods (18), two both ends all are equipped with fixed plate (17), a plurality of around connecting rod (18) the equal fixed connection in one side of apron (2) that fixed plate (17) are close to apron (2) is on the lateral wall of apron (2), two all the cover is equipped with connecting plate (19), two on connecting rod (18) the equal fixedly connected with first L shaped plate (20) in one side that connecting plate (19) are close to each other, first L shaped plate (20) bottom is equipped with second L shaped plate (21) that matees each other with it, two the equal fixedly connected with spring (22) in one side that second L shaped plate (21) are close to each other, one side fixedly connected with riser (23) of second L shaped plate (21) that spring (22) were kept away from, the bottom fixed connection of riser (23) is on diaphragm (6).

4. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: the hinge is arranged between the box body (1) and the cover plate (2), and the box body (1) is movably connected with the cover plate (2) through the hinge.

5. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: the left and right sides of diaphragm (6) and fly leaf (5) are the arc setting, just the arcwall face of diaphragm (6) and the arcwall face of fly leaf (5) match each other.

6. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: the front side of the cover plate (2) is fixedly connected with a handle (16) close to the middle, and an anti-slip pad is sleeved on the outer edge of the handle (16).

7. A multifunctional experimental box for junior middle school physics experiments according to claim 1, characterized in that: the length setting of two all fly leaf (5) matches each other with half of diaphragm (6) length, the height setting of movable block (12) matches each other with diaphragm (6) thickness setting, just the thickness of diaphragm (6) matches each other with the thickness of fly leaf (5).