CN211349829U

CN211349829U - Simulation device for physical experiment

Info

Publication number: CN211349829U
Application number: CN202020383244.3U
Authority: CN
Inventors: 贺泽澎
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-08-25
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a simulator that physical experiment used, the on-line screen storage device comprises a base, the one end of base upper surface is connected with the stand through the bearing, is provided with the bull stick on the base of stand one side, and the both ends of bull stick are connected with the fixed plate through the bearing, and the lower extreme of fixed plate and the last fixed surface of base are connected with the worm between the fixed plate on the bull stick, and the other end fixed connection bottom cushion of base upper surface sets up flutedly on the base of bottom cushion one side. This analogue means that physical experiment used adopts the stand meshing movable plate, and rotatory stand reaches the purpose that the movable plate reciprocated to the adjustment of position about the realization experiment bobble, and be equipped with the scale plate, conveniently observe the height, be convenient for adjust, and it is rotatory to use the worm to drive the worm wheel, simple structure, convenient control, movable plate and connecting plate adopt swing joint's structure, can stretch out and draw back according to the height of guide rail lifting, with the angle change that adapts to the guide rail.

Description

Simulation device for physical experiment

Technical Field

The utility model relates to a physics experiment technical field specifically is a analogue means that physics experiment used.

Background

At present, physics is a science of an experiment, the physics can not be developed and the quality of physical teaching can not be improved when the physics is separated from the physical experiment, the traditional teaching concept is light practice of a heavy theory, teachers only pay attention to the infusion of theoretical knowledge in class and neglect the cultivation of practice ability of students, so that the students only remember some scientific knowledge hard, problems are solved by learning the book theory, the experiment consciousness is very weak, and the practical ability is very poor.

Chinese patent CN207637371U discloses a middle school student physical experiment simulation device, including bottom plate and ball, the upper surface of bottom plate is equipped with the telescoping device, the top swing joint of telescoping device has the guide rail, one side of telescoping device is equipped with the bracing piece, and the top of bracing piece and the bottom swing joint of guide rail, the telescoping device includes the sleeve pipe, telescopic top opening part is pegged graft and is had the slide bar, the top of slide bar and the bottom swing joint of guide rail, a plurality of through-holes have been seted up to the side of slide bar, and run through on the sleeve pipe to be equipped with the second bolt that matches the installation with the through-hole. The utility model discloses simple structure, convenient to use not only conveniently carry out inclined plane motion experiment simulation to middle school physics, can also adjust the angle of guide rail to change the angle on inclined plane, thereby improve the variable when experimenting, make in the simulation experiment content abundant.

Although this application has solved the problem in the background art to a certain extent, the upper end height of guide rail is difficult for adjusting in this application, uses inconveniently, and the height of ball has been raised to the pipe fitting, and the pipe fitting shifts up along with the one end of guide rail, can take place the slope, influences the experiment effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simulator that physical experiment used has simple structure, adjusts easily, and the problem among the prior art has been solved to the accurate advantage of experimental data.

In order to achieve the above object, the utility model provides a following technical scheme: a simulation device used for physical experiments comprises a base, wherein one end of the upper surface of the base is connected with a stand column through a bearing, a rotating rod is arranged on the base on one side of the stand column, two ends of the rotating rod are connected with fixed plates through bearings, the lower end of each fixed plate is fixedly connected with the upper surface of the base, a worm is connected on the rotating rod between the fixed plates, the other end of the upper surface of the base is fixedly connected with a bottom cushion block, a groove is formed in the base on one side of the bottom cushion block, the upper end of the stand column is connected with a first limiting plate through the bearing, the lower end of the stand column is connected with a worm wheel in a penetrating mode, the worm wheel is meshed with the worm, an external thread is formed in the stand column between the worm wheel and the first limiting plate, a movable plate is meshed with the external thread, the pull rod extends to the spout in, and the cover has first spring on the pull rod, and the one end of connecting plate is connected with articulated seat, and articulated seat hinge is connected with the guide rail, the lower extreme of guide rail is connected with the upper end hinge of bottom cushion, and the bilateral symmetry of guide rail upper end is connected with the cylinder, and cylindrical upper end fixedly connected with third limiting plate, cylindrical lower extreme swing joint has the baffle.

Preferably, a scale plate is fixedly connected to the base on one side of the upright post.

Preferably, one end of the rotating rod penetrates through the fixing plate and is connected with a vertical plate, and a rotating handle is fixedly connected to the side wall of one end of the vertical plate.

Preferably, one end of the pull rod is fixedly connected with a second limiting plate, and one end of the first spring is fixedly connected with the second limiting plate.

Preferably, the surface of the guide rail is provided with a cambered surface groove.

Preferably, a second spring is sleeved on the cylinder between the baffle and the third limiting plate, the upper end of the second spring is fixedly connected with the lower surface of the third limiting plate, and the lower end of the second spring is fixedly connected with the upper surface of the baffle.

Preferably, the upper surface of the baffle is fixedly connected with a pulling block.

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

this analogue means that physical experiment used, adopt stand meshing movable plate, rotatory stand reaches the purpose that the movable plate reciprocated, thereby realize the adjustment of experiment bobble upper and lower position, and be equipped with the scale plate, conveniently observe the height, be convenient for adjust, and it is rotatory to use the worm to drive the worm wheel, moreover, the steam generator is simple in structure, convenient control, movable plate and connecting plate adopt swing joint's structure, can be according to the height of guide rail lifting, stretch out and draw back, change with the angle that adapts to the guide rail, in addition directly will experiment the bobble setting on the guide rail, and utilize the baffle to intercept the experiment bobble, during the use, pulling baffle alright in order to release the bobble, and after releasing the bobble, can.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

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

fig. 3 is a sectional view of the moving plate of the present invention;

FIG. 4 is a diagram of the structure of the guide rail of the present invention;

fig. 5 is a structure view of the cylinder installation structure of the present invention.

In the figure: 1. a base; 11. a scale plate; 12. a rotating rod; 121. a worm; 122. a vertical plate; 123. turning a handle; 13. a fixing plate; 14. a bottom cushion block; 15. a groove; 2. a column; 21. a first limit plate; 22. a worm gear; 23. an external thread; 3. moving the plate; 31. a threaded hole; 32. a pull rod; 321. a second limiting plate; 322. a first spring; 33. a connecting plate; 331. a chute; 332. a hinged seat; 4. a guide rail; 41. a cylinder; 411. a third limiting plate; 42. a baffle plate; 421. pulling the block; 43. a second spring; 44. a cambered surface groove.

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. 1-2, a simulation apparatus for physical experiments includes a base 1, an upright column 2 is connected to one end of the upper surface of the base 1 through a bearing, a rotating rod 12 is disposed on the base 1 on one side of the upright column 2, one end of the rotating rod 12 penetrates through a fixing plate 13 and is connected to a vertical plate 122, a rotating handle 123 is fixedly connected to the sidewall of one end of the vertical plate 122, the rotating rod 12 is driven to rotate by the rotating handle 123 to achieve the purpose of rotating a worm 121, two ends of the rotating rod 12 are connected to the fixing plate 13 through bearings, the lower end of the fixing plate 13 is fixedly connected to the upper surface of the base 1, the worm 121 is connected to the rotating rod 12 between the fixing plates 13, the other end of the upper surface of the base 1 is fixedly connected to a bottom cushion block 14, a groove 15 is formed on the base 1 on one side of the bottom cushion block 14, the upper end of the upright, play the effect of firm structure, the lower extreme through connection of stand 2 has worm wheel 22, and worm wheel 22 meshes with worm 121, has seted up external screw thread 23 on the stand 2 between worm wheel 22 and the first limiting plate 21, and the meshing has movable plate 3 on the external screw thread 23, and fixedly connected with scale plate 11 on the base 1 of stand 2 one side can accurately acquire the high position of movable plate 3 through scale plate 11 to the height of control ball.

Referring to fig. 3, a threaded hole 31 is formed at one end of the moving plate 3, a pull rod 32 is fixedly connected to the other end of the moving plate 3, a connecting plate 33 is movably connected to the pull rod 32, a sliding groove 331 is formed at one end of the connecting plate 33 close to the pull rod 32, the pull rod 32 extends into the sliding groove 331, a first spring 322 is sleeved on the pull rod 32, a second limiting plate 321 is fixedly connected to one end of the pull rod 32, one end of the first spring 322 is fixedly connected to the second limiting plate 321, when the connecting plate 33 is pulled, the first spring 322 contracts, the distance between the connecting plate 33 and the moving plate 3 is increased, so as to meet the change of the inclination angle of the guide rail 4, a hinge seat 332 is connected to one end of the connecting.

Referring to fig. 4-5, the lower end of the guide rail 4 is hinged to the upper end of the bottom pad 14, two sides of the upper end of the guide rail 4 are symmetrically connected with cylinders 41, the upper end of the cylinder 41 is fixedly connected with a third limiting plate 411, the lower end of the cylinder 41 is movably connected with a baffle plate 42, the surface of the guide rail 4 is provided with an arc groove 44, the arc groove 44 is matched with the diameter of a small ball for experiment, a second spring 43 is sleeved on the cylinder 41 between the baffle plate 42 and the third limiting plate 411, the upper end of the second spring 43 is fixedly connected with the lower surface of the third limiting plate 411, the lower end of the second spring 43 is fixedly connected with the upper surface of the baffle plate 42, under the action of the second spring 43, the lower surface of the baffle plate 42 is tightly attached to the surface of the guide rail 4, the baffle plate 42 plays a role of intercepting the small ball for experiment, the upper surface of the baffle plate 42 is, the second spring 43 contracts and the shutter 42 moves up the cylinder 41, releasing the ball.

The working process is as follows: when carrying out the simulation experiment, earlier place the experiment bobble in the upper end of guide rail 4, under the effect of second spring 43, the lower surface of baffle 42 pastes tightly with the surface of guide rail 4, baffle 42 plays the effect of intercepting the experiment bobble, it is rotatory to drive bull stick 12 through changeing the handle 123, reach the rotatory purpose of worm 121, worm 121 meshes with worm wheel 22, worm 121 drives worm wheel 22 and rotates, stand 2 is rotatory along following, movable plate 3 is under the spacing of guide rail 4, can only reciprocate, through scale plate 11, can adjust the height of experiment bobble, the change of guide rail 4 inclination, manual pulling pull block 421, the shrink of second spring 43, baffle 42 moves up along cylinder 41, first spring 322 contracts, connecting plate 33 and movable plate 3 distance grow, in order to satisfy the change of guide rail 4 inclination, release the bobble, the bobble can slide on guide rail 4.

In summary, the following steps: this analogue means that physical experiment used, adopt 2 meshing movable plates 3 of stand, rotatory stand 2 reaches the purpose that 3 reciprocated of movable plates, thereby realize the adjustment of experiment bobble upper and lower position, and be equipped with scale plate 11, conveniently observe the height, be convenient for adjust, and it is rotatory to use worm 121 to drive worm wheel 22, moreover, the steam generator is simple in structure, convenient control, movable plate 3 and connecting plate 33 adopt swing joint's structure, can be according to the height of guide rail 4 lifting, stretch out and draw back, in order to adapt to the angular variation of guide rail 4, in addition directly set up the experiment bobble on guide rail 4, and utilize baffle 42 to intercept the experiment bobble, during the use, pulling baffle 42 alright in order to release the bobble, and after releasing the bobble, can reset fast.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 analogue means that physics experiment used, includes base (1), its characterized in that: one end of the upper surface of the base (1) is connected with an upright post (2) through a bearing, a rotating rod (12) is arranged on the base (1) on one side of the upright post (2), two ends of the rotating rod (12) are connected with fixing plates (13) through bearings, the lower end of each fixing plate (13) is fixedly connected with the upper surface of the base (1), a worm (121) is connected on each rotating rod (12) between the fixing plates (13), the other end of the upper surface of the base (1) is fixedly connected with a bottom cushion block (14), a groove (15) is formed in the base (1) on one side of the bottom cushion block (14), the upper end of the upright post (2) is connected with a first limiting plate (21) through a bearing, a worm wheel (22) is connected with the lower end of the upright post (2) in a penetrating manner, the worm wheel (22) is meshed with the worm (121), and an, the external thread (23) is engaged with a movable plate (3), one end of the movable plate (3) is provided with a threaded hole (31), the other end of the movable plate (3) is fixedly connected with a pull rod (32), the pull rod (32) is movably connected with a connecting plate (33), one end of the connecting plate (33) close to the pull rod (32) is provided with a chute (331), the pull rod (32) extends into the chute (331), a first spring (322) is sleeved on the pull rod (32), one end of the connecting plate (33) is connected with a hinged seat (332), the hinged seat (332) is hinged with a guide rail (4), the lower extreme of guide rail (4) is connected with the upper end hinge of bottom cushion (14), and the bilateral symmetry of guide rail (4) upper end is connected with cylinder (41), and the upper end fixedly connected with third limiting plate (411) of cylinder (41), the lower extreme swing joint of cylinder (41) has baffle (42).

2. A simulator for physical experiments according to claim 1, wherein: and a scale plate (11) is fixedly connected to the base (1) on one side of the upright post (2).

3. A simulator for physical experiments according to claim 1, wherein: one end of the rotating rod (12) penetrates through the fixing plate (13) and is connected with a vertical plate (122), and a rotating handle (123) is fixedly connected to the side wall of one end of the vertical plate (122).

4. A simulator for physical experiments according to claim 1, wherein: one end fixedly connected with second limiting plate (321) of pull rod (32), the one end and the second limiting plate (321) fixed connection of first spring (322).

5. A simulator for physical experiments according to claim 1, wherein: the surface of the guide rail (4) is provided with an arc surface groove (44).

6. A simulator for physical experiments according to claim 1, wherein: the cylinder (41) between the baffle (42) and the third limiting plate (411) is sleeved with a second spring (43), the upper end of the second spring (43) is fixedly connected with the lower surface of the third limiting plate (411), and the lower end of the second spring (43) is fixedly connected with the upper surface of the baffle (42).

7. A simulator for physical experiments according to claim 1, wherein: the upper surface of the baffle (42) is fixedly connected with a pulling block (421).