CN214796418U

CN214796418U - High school chemistry molecular force presentation device

Info

Publication number: CN214796418U
Application number: CN202120757165.9U
Authority: CN
Inventors: 刘慧萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-19
Anticipated expiration: 2031-04-14

Abstract

The application discloses high school's chemistry molecule power presentation device, including work platen, demonstration structure, mounting structure and regulation structure, work platen top joint has protective housing, the demonstration structure includes the fixed plate, the fixed plate rigid coupling is in work platen top, fixed plate one side rigid coupling center post, center post surface sliding connection sliding block, sliding block bottom rigid coupling spliced pole. This application can adjust the direction of first screw thread post through spliced pole isotructure, thereby be convenient for demonstrate the intermolecular attraction or the effect of repelling mutually, make intermolecular acting force more add the utensil elephant, be convenient for arouse student's interest in study, the position of second magnet post can be injectd through mounting bracket and third screw thread post isotructure, the installation and the dismantlement of the second magnet post of being convenient for, the height of work platen can be adjusted through lift cylinder isotructure, the angle of work platen can be adjusted through driving motor isotructure, thereby be convenient for demonstrate the student of different positions.

Description

High school chemistry molecular force presentation device

Technical Field

The application relates to a demonstration device, in particular to a high school chemical molecular force demonstration device.

Background

Chemistry is a natural science, mainly on the molecular and atomic level, the composition, properties, structure and change rules of the substance are researched, a new substance is created, the world is composed of substances, two change forms (also nuclear reaction) of chemical change and physical change mainly exist, the particle physics and nuclear physics with smaller research scale are different from the particle physics and nuclear physics with smaller research scale, the substance structure, chemical bond, intermolecular interaction and the like of atom-molecule-ion (group) of chemical research are interacted, the molecular force is also called intermolecular interaction and Farad force, which is the intermolecular interaction, when the two molecules are far away, the intermolecular interaction is mainly expressed as attraction, and the force mainly comes from the interaction caused by the polarization of electric dipole moment of one molecule rapidly changed along with time; when the two molecules are in close proximity, the repulsion becomes dominant due to the repulsion that occurs as the outer electron clouds of the molecules begin to overlap.

The acting force between molecules in chemistry is difficult to see by naked eyes, so the molecule force teaching is abstract, students are difficult to understand during learning, the learning interest of the students is difficult to arouse, and the learning efficiency is low. Therefore, a demonstration device for high and medium chemical molecular force is provided for solving the problems.

Disclosure of Invention

A high school chemical molecular force demonstration device comprises a working table plate, a demonstration structure, a mounting structure and an adjusting structure, wherein a protective shell is clamped at the top of the working table plate;

the demonstration structure comprises a fixed plate, the fixed plate is fixedly connected to the top of the working table plate, one side of the fixed plate is fixedly connected with a central column, the surface of the central column is connected with a sliding block in a sliding mode, the bottom of the sliding block is fixedly connected with a connecting column, the bottom end of the connecting column is rotatably connected with a rotating plate, a first magnet column is arranged at the bottom of the rotating plate, an installation plate is arranged at the bottom of the first magnet column, a first threaded column is fixedly connected to the top of the installation plate, and the top end of the first threaded column is in threaded connection with an installation nut;

the mounting structure comprises a second threaded column, the surface of the second threaded column is in threaded connection with a rotating sleeve, the top of the rotating sleeve is fixedly connected with a mounting frame, the mounting frame is in threaded connection with the surface of a third threaded column, one end of the third threaded column is fixedly connected with a rotating knob, the other end of the third threaded column is rotatably connected with a moving block, one side of the moving block is fixedly connected with a supporting spring, one end of the supporting spring is fixedly connected with a limiting column, one end of the limiting column is fixedly connected with a fixed clamping plate, and one side of the fixed clamping plate is provided with a second magnet column;

the adjusting structure comprises a lifting cylinder, the lifting cylinder is fixedly connected to the bottom of the working table plate, the bottom end of the lifting cylinder is fixedly connected with an adjusting column, the bottom end of the adjusting column is fixedly connected with a first gear, one side of the first gear is meshed with a second gear, the second gear is fixedly connected to the output end of a driving motor, the bottom of the driving motor is fixedly connected with a supporting bottom plate, and the bottom of the supporting bottom plate is fixedly connected with a sliding wheel set.

Furthermore, the two ends of the central column are fixedly connected with fixing plates, the two fixing plates are fixedly connected to the top of the working table plate, and the surface of the central column is slidably connected with two sliding blocks which are symmetrically distributed.

Further, first magnet post below is equipped with the mounting panel of two symmetric distributions, mounting panel top rigid coupling has the first screw thread post of two symmetric distributions.

Further, the rotor plate has been seted up four and has been the rectangle structure and distribute the mounting hole, first screw thread post top runs through the mounting hole and extends to the rotor plate top.

Furthermore, the inner wall of the rotating sleeve is provided with an internal thread, the cross section of the mounting frame is of a U-shaped structure, both side faces of the mounting frame are provided with threaded holes, and one end of the third threaded column penetrates through the threaded holes and extends to one side of the mounting frame.

Furthermore, the moving block is provided with four limiting grooves distributed in a rectangular structure, one side of each limiting groove is fixedly connected with a supporting spring, and the limiting columns are connected to the side walls of the limiting grooves in a sliding mode.

Furthermore, one side rigid coupling that the second magnet post was kept away from to the solid fixed splint has four spacing posts that are the rectangular structure and distribute, solid fixed splint opposite side rigid coupling has the rubber protection to fill up.

Furthermore, the supporting bottom plate is provided with a first connecting port, and the bottom end of the adjusting column penetrates through the first connecting port and extends to the lower portion of the supporting bottom plate.

Furthermore, a second connector is formed in the supporting bottom plate, and the output end of the driving motor penetrates through the second connector and extends to the position below the supporting bottom plate.

Furthermore, four sliding wheel sets distributed in a rectangular structure are fixedly connected to the bottom of the supporting bottom plate, and the cross section of the protective shell is in an inverted U-shaped structure.

The beneficial effect of this application is: the application provides a high school chemistry molecule power presentation device.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is a schematic overall side view of an embodiment of the present application;

FIG. 4 is a schematic diagram of an overall top view of an embodiment of the present application;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;

FIG. 6 is an enlarged view of a portion of the structure shown at B in FIG. 3 according to an embodiment of the present disclosure;

fig. 7 is an enlarged partial structural diagram of a portion C in fig. 4 according to an embodiment of the present application.

In the figure: 1. the working table plate, 2, protective housing, 3, the fixed plate, 4, the center post, 5, the sliding block, 6, the spliced pole, 7, the rotor plate, 8, first magnet post, 9, the mounting panel, 10, first screw post, 11, mounting nut, 12, second screw post, 13, the rotating sleeve, 14, the mounting bracket, 15, the third screw post, 16, rotate the knob, 17, the movable block, 18, supporting spring, 19, spacing post, 20, the fixed splint, 21, the second magnet post, 22, the lift cylinder, 23, adjust the post, 24, first gear, 25, the second gear, 26, driving motor, 27, the supporting baseplate, 28, the slip wheelset.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-7, a high and medium chemical molecular force demonstration device comprises a workbench plate 1, a demonstration structure, a mounting structure and an adjusting structure, wherein a protective shell 2 is clamped at the top of the workbench plate 1;

the demonstration structure comprises a fixed plate 3, the fixed plate 3 is fixedly connected to the top of the working table plate 1, one side of the fixed plate 3 is fixedly connected with a central column 4, the surface of the central column 4 is connected with a sliding block 5 in a sliding mode, the bottom of the sliding block 5 is fixedly connected with a connecting column 6, the bottom end of the connecting column 6 is rotatably connected with a rotating plate 7, a first magnet column 8 is arranged at the bottom of the rotating plate 7, an installation plate 9 is arranged at the bottom of the first magnet column 8, a first threaded column 10 is fixedly connected to the top of the installation plate 9, and the top end of the first threaded column 10 is in threaded connection with an installation nut 11;

the mounting structure comprises a second threaded column 12, the surface of the second threaded column 12 is in threaded connection with a rotating sleeve 13, the top of the rotating sleeve 13 is fixedly connected with a mounting frame 14, the mounting frame 14 is in threaded connection with the surface of a third threaded column 15, one end of the third threaded column 15 is fixedly connected with a rotating knob 16, the other end of the third threaded column 15 is rotatably connected with a moving block 17, one side of the moving block 17 is fixedly connected with a supporting spring 18, one end of the supporting spring 18 is fixedly connected with a limiting column 19, one end of the limiting column 19 is fixedly connected with a fixed clamping plate 20, and one side of the fixed clamping plate 20 is provided with a second magnet column 21;

the adjusting structure comprises a lifting cylinder 22, the lifting cylinder 22 is fixedly connected to the bottom of the working table plate 1, the bottom end of the lifting cylinder 22 is fixedly connected with an adjusting column 23, the bottom end of the adjusting column 23 is fixedly connected with a first gear 24, one side of the first gear 24 is meshed and connected with a second gear 25, the second gear 25 is fixedly connected to the output end of a driving motor 26, the bottom of the driving motor 26 is fixedly connected with a supporting bottom plate 27, and the bottom of the supporting bottom plate 27 is fixedly connected with a sliding wheel set 28.

Two ends of the central column 4 are fixedly connected with fixing plates 3, the two fixing plates 3 are fixedly connected to the top of the working bedplate 1, and the surface of the central column 4 is connected with two sliding blocks 5 which are symmetrically distributed in a sliding mode; two symmetrically distributed mounting plates 9 are arranged below the first magnet column 8, and two symmetrically distributed first threaded columns 10 are fixedly connected to the tops of the mounting plates 9; the rotating plate 7 is provided with four mounting holes distributed in a rectangular structure, and the top end of the first threaded column 10 penetrates through the mounting holes and extends to the upper part of the rotating plate 7; an inner thread is formed in the inner wall of the rotating sleeve 13, the cross section of the mounting frame 14 is of a U-shaped structure, threaded holes are formed in two side faces of the mounting frame 14, and one end of the third threaded column 15 penetrates through the threaded holes and extends to one side of the mounting frame 14; the moving block 17 is provided with four limiting grooves distributed in a rectangular structure, one side of each limiting groove is fixedly connected with a supporting spring 18, and the limiting columns 19 are connected to the side walls of the limiting grooves in a sliding manner; one side of the fixed splint 20, which is far away from the second magnet column 21, is fixedly connected with four limiting columns 19 which are distributed in a rectangular structure, and the other side of the fixed splint 20 is fixedly connected with a rubber protective pad; the supporting bottom plate 27 is provided with a first connecting port, and the bottom end of the adjusting column 23 penetrates through the first connecting port and extends to the lower part of the supporting bottom plate 27; the supporting bottom plate 27 is provided with a second connecting port, and the output end of the driving motor 26 penetrates through the second connecting port and extends to the lower part of the supporting bottom plate 27; the bottom of the supporting bottom plate 27 is fixedly connected with four sliding wheel sets 28 distributed in a rectangular structure, and the cross section of the protective shell 2 is in an inverted U-shaped structure.

When the demonstration device is used, the electric elements appearing in the application are externally connected with a power supply and a control switch when in use, the demonstration device can be conveniently moved through the sliding wheel set 28, the demonstration device can be conveniently used and stored, the first threaded column 10 and other structures can be protected and subjected to dust prevention treatment through the protective shell 2, the first threaded column 10 and other structures are prevented from being damaged and more dust is prevented from being accumulated, the protective shell 2 is taken away when in use, the first magnetic column 8 is placed at the bottom of the rotating plate 7, the mounting plate 9 and the first threaded column 10 penetrate through the mounting hole formed in the rotating plate 7, the position of the first threaded column 10 is limited through the mounting nut 11, the position of the mounting plate 9 is limited, the position of the first magnetic column 8 is limited, the mounting and the dismounting of the first magnetic column 8 are convenient, the rotating plate 7 can be rotated through the connecting column 6, thereby driving the first magnetic column 8 to rotate, thereby respectively adjusting the direction of the first magnetic column 8, thereby performing demonstration of molecular force by matching with the structures such as the central column 4 and the sliding block 5, and then placing the second magnetic column 21 between the two fixed clamping plates 20, thereby temporarily clamping the second magnetic column 21 under the actions of the supporting spring 18, the limiting column 19, and the like, and then rotating the rotating knob 16, thereby driving the third threaded column 15 to rotate, thereby driving the moving block 17 and the like to move under the action of the sub-mounting frame 14, thereby clamping the second magnetic column 21 by using the fixed clamping plates 20, thereby limiting the position of the second magnetic column 21, facilitating the installation and disassembly of the second magnetic column 21, performing demonstration of intermolecular attraction or repulsion through the first magnetic columns 8 at both sides during demonstration of molecular force, when the opposite surfaces of the two first magnetic columns 8 are the same magnetic pole, and when the ascending one end of second magnet post 21 was the synonym magnetic pole, two first magnet posts 8 moved to opposite direction because the repulsion each other to stop under the effect of second magnet post 21 to 8 looks attractions of first magnet posts, thereby made the molecular force look like more, thereby be convenient for teacher's teaching, be convenient for arouse student's interest in learning, thereby be convenient for improve student's learning efficiency.

The application has the advantages that:

1. the direction of the first threaded column can be adjusted through the structures such as the connecting column, so that the intermolecular attraction or repulsion can be conveniently demonstrated, intermolecular forces can be more liked, the learning interest of students can be conveniently aroused, and the learning efficiency of the students can be improved;

2. the structure is reasonable, the position of the second magnetic column can be limited through the mounting frame, the third threaded column and other structures, the mounting and dismounting of the second magnetic column are facilitated, meanwhile, the direction of the second magnetic column can be adjusted through the moving block and other structures, the height of the second magnetic column can be adjusted through the second threaded column and the rotating sleeve, and the molecular force can be displayed conveniently;

3. this application easy operation can adjust the height of work platen through lift cylinder isotructure, can adjust the angle of work platen through driving motor and first gear isotructure to be convenient for demonstrate the student of different positions, the teacher's of being convenient for teaching, the student's of being convenient for study.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A high school chemistry molecule power presentation device which characterized in that: the demonstration device comprises a work table plate (1), a demonstration structure, a mounting structure and an adjusting structure, wherein a protective shell (2) is clamped at the top of the work table plate (1);

the demonstration structure comprises a fixed plate (3), the fixed plate (3) is fixedly connected to the top of the working table plate (1), one side of the fixed plate (3) is fixedly connected with a center column (4), the surface of the center column (4) is connected with a sliding block (5) in a sliding mode, the bottom of the sliding block (5) is fixedly connected with a connecting column (6), the bottom of the connecting column (6) is rotatably connected with a rotating plate (7), the bottom of the rotating plate (7) is provided with a first magnet column (8), the bottom of the first magnet column (8) is provided with a mounting plate (9), the top of the mounting plate (9) is fixedly connected with a first threaded column (10), and the top of the first threaded column (10) is in threaded connection with a mounting nut (11);

the mounting structure comprises a second threaded column (12), the surface of the second threaded column (12) is in threaded connection with a rotating sleeve (13), the top of the rotating sleeve (13) is fixedly connected with a mounting frame (14), the mounting frame (14) is in threaded connection with the surface of a third threaded column (15), one end of the third threaded column (15) is fixedly connected with a rotating knob (16), the other end of the third threaded column (15) is rotatably connected with a moving block (17), one side of the moving block (17) is fixedly connected with a supporting spring (18), one end of the supporting spring (18) is fixedly connected with a limiting column (19), one end of the limiting column (19) is fixedly connected with a fixed clamping plate (20), and one side of the fixed clamping plate (20) is provided with a second magnet column (21);

the adjusting structure comprises a lifting cylinder (22), the lifting cylinder (22) is fixedly connected to the bottom of the working table plate (1), the bottom end of the lifting cylinder (22) is fixedly connected with an adjusting column (23), the bottom end of the adjusting column (23) is fixedly connected with a first gear (24), one side of the first gear (24) is meshed with a second gear (25), the second gear (25) is fixedly connected to the output end of a driving motor (26), the bottom of the driving motor (26) is fixedly connected with a supporting bottom plate (27), and the bottom of the supporting bottom plate (27) is fixedly connected with a sliding wheel set (28).

2. The high school chemical molecular force demonstration device according to claim 1, wherein: the fixed plates (3) are fixedly connected to two ends of the central column (4), the fixed plates (3) are fixedly connected to the top of the working table plate (1), and the surface of the central column (4) is slidably connected with two sliding blocks (5) which are symmetrically distributed.

3. The high school chemical molecular force demonstration device according to claim 1, wherein: first magnet post (8) below is equipped with mounting panel (9) of two symmetric distributions, mounting panel (9) top rigid coupling has first screw thread post (10) of two symmetric distributions.

4. The high school chemical molecular force demonstration device according to claim 1, wherein: four mounting holes which are in a rectangular structure distribution are formed in the rotating plate (7), and the top end of the first threaded column (10) penetrates through the mounting holes and extends to the upper portion of the rotating plate (7).

5. The high school chemical molecular force demonstration device according to claim 1, wherein: the inner wall of the rotating sleeve (13) is provided with an internal thread, the cross section of the mounting rack (14) is of a U-shaped structure, both side faces of the mounting rack (14) are provided with threaded holes, and one end of the third threaded column (15) penetrates through the threaded holes and extends to one side of the mounting rack (14).

6. The high school chemical molecular force demonstration device according to claim 1, wherein: the moving block (17) is provided with four limiting grooves distributed in a rectangular structure, one side of each limiting groove is fixedly connected with a supporting spring (18), and the limiting columns (19) are connected to the side walls of the limiting grooves in a sliding mode.

7. The high school chemical molecular force demonstration device according to claim 1, wherein: one side rigid coupling that second magnet post (21) was kept away from in solid fixed splint (20) has four spacing posts (19) that are the rectangle structure and distribute, solid fixed splint (20) opposite side rigid coupling has the rubber protection to fill up.

8. The high school chemical molecular force demonstration device according to claim 1, wherein: first connecting ports are formed in the supporting bottom plate (27), and the bottom end of the adjusting column (23) penetrates through the first connecting ports and extends to the position below the supporting bottom plate (27).

9. The high school chemical molecular force demonstration device according to claim 1, wherein: and a second connecting port is formed in the supporting bottom plate (27), and the output end of the driving motor (26) penetrates through the second connecting port and extends to the position below the supporting bottom plate (27).

10. The high school chemical molecular force demonstration device according to claim 1, wherein: the bottom of the supporting bottom plate (27) is fixedly connected with four sliding wheel sets (28) which are distributed in a rectangular structure, and the cross section of the protective shell (2) is in an inverted U-shaped structure.