CN213545655U

CN213545655U - Tree-shaped analytical equipment for teaching of China near-current generation history

Info

Publication number: CN213545655U
Application number: CN202023121270.8U
Authority: CN
Inventors: 崔艳芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-06-25
Anticipated expiration: 2030-12-22

Abstract

The application discloses dendriform analytical equipment of chinese recent generation history teaching, including teaching board and setting in case, support frame, analysis curtain and the external casing of teaching board one side, teaching board bottom symmetry sliding connection support frame, the first spout with teaching board looks adaptation is seted up to the support frame left and right sides, two fixed connection bracing piece between the support frame, the inboard fixed connection case of teaching board. In order to improve the learning efficiency, when the teacher teaches, drive the second axis of rotation rather than the rigid coupling through the handle and rotate, the second axis of rotation drives the second gear rotation rather than the rigid coupling, the second gear drives first gear rotation through the chain, first gear drives the first axis of rotation rather than the rigid coupling and rotates, first axis of rotation drives the analysis curtain rather than the rigid coupling and rotates, the analysis curtain moves down, it is convenient for to teach the student through the arborescent analysis picture that sets up on the analysis curtain, strengthen student's interest in learning and raise the efficiency simultaneously.

Description

Tree-shaped analytical equipment for teaching of China near-current generation history

Technical Field

The application relates to an analysis device, in particular to a tree-shaped analysis device for the teaching of the near-current history of China.

Background

In the learning of historical courses, teachers express historical events in a blackboard writing or dictation mode, because the related time, place, people and events are many and no fixed rule can be followed, when students learn, the students are difficult to accurately or permanently remember the time, place and related people of the events, the learning score of the students is seriously influenced, and the teachers use the teaching board with the analysis device to improve the learning score of the students.

The existing teaching board analysis device has a single structural function, and the teaching board is extremely inconvenient to use due to different heights of teachers; in addition, teachers generally use blackboard writing for teaching, and the learning efficiency of students is not high. Therefore, a tree-shaped analysis device for teaching the near-current generation history of China is provided for the above problems.

Disclosure of Invention

A tree-shaped analysis device for Chinese near-current generation history teaching comprises a teaching board, a storage box, a support frame, an analysis curtain and an external shell, wherein the storage box, the support frame, the analysis curtain and the external shell are arranged on one side of the teaching board, the bottom of the teaching board is symmetrically connected with supporting frames in a sliding way, the left side and the right side of each supporting frame are provided with first sliding chutes matched with the teaching board, a supporting rod is fixedly connected between the two supporting frames, the inner side of the teaching board is fixedly connected with the storage box, one side of the top of the teaching board is fixedly connected with two first fixed blocks, the inner sides of the two first fixed blocks are fixedly connected with bearings, a first rotating shaft is fixedly connected between the two bearings, one side of the first rotating shaft is fixedly connected with an analysis curtain, the right side of the teaching board is fixedly connected with an external shell, the right side of the first rotating shaft penetrates through the external shell and is fixedly connected with the first gear, the surface of the first gear is rotatably connected with the chain, and the other side of the chain is rotatably connected with the second gear.

Furthermore, one side of the analysis curtain is connected with the top of the teaching board in a penetrating mode, and the top of the teaching board is provided with a through groove matched with the analysis curtain.

Further, a second sliding groove is formed in one side of the support frame, a limiting block is connected to the inner side of the second sliding groove in a sliding mode, and a connecting rod is fixedly connected to one side of the limiting block.

Furthermore, the bottom of the teaching board is symmetrically and fixedly connected with a second fixed block, the bottom of the second fixed block is fixedly connected with an electric push rod, and the bottom of the electric push rod is fixedly connected with a support frame.

Furthermore, the bottom of the support frame is fixedly connected with four anti-slip legs, and the two anti-slip legs are uniformly distributed on the support frame.

Furthermore, the right side of the second gear is fixedly connected with a second rotating shaft, and the right side of the second rotating shaft penetrates through the external shell to be fixedly connected with the handle.

The beneficial effect of this application is: the application provides a tree analysis device for Chinese recent history teaching.

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 view of a portion a of fig. 1 according to an embodiment of the present disclosure.

In the figure: 1. teaching board, 2, support frame, 3, bracing piece, 4, first spout, 5, second spout, 6, stopper, 7, connecting rod, 8, electric putter, 9, case, 10, first fixed block, 11, analysis curtain, 12, first axis of rotation, 13, first gear, 14, external casing, 15, chain, 16, second gear, 17, second axis of rotation, 18, handle, 19, second fixed block, 20, antiskid leg, 21, bearing.

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. 1-3, a tree-shaped analysis device for teaching of near-current generations in china comprises a teaching board 1, and a storage box 9, a support frame 2, an analysis curtain 11 and an external casing 14 which are arranged on one side of the teaching board 1, wherein the bottom of the teaching board 1 is symmetrically and slidably connected with the support frame 2, the left and right sides of the support frame 2 are provided with first sliding grooves 4 adapted to the teaching board 1, a support rod 3 is fixedly connected between the two support frames 2, the inner side of the teaching board 1 is fixedly connected with the storage box 9, one side of the top of the teaching board 1 is fixedly connected with two first fixing blocks 10, the inner sides of the two first fixing blocks 10 are fixedly connected with bearings 21, a first rotating shaft 12 is fixedly connected between the two bearings 21, one side of the first rotating shaft 12 is fixedly connected with the analysis curtain 11, the right side of the teaching board 1 is fixedly connected with the external casing 14, the right side of the first rotating shaft 12 penetrates through the external casing 14 and, the surface of the first gear 13 is rotatably connected with a chain 15, and the other side of the chain 15 is rotatably connected with a second gear 16.

One side of the analysis curtain 11 is connected with the top of the teaching board 1 in a penetrating way, and the top of the teaching board 1 is provided with a through groove matched with the analysis curtain 11; a second sliding groove 5 is formed in one side of the support frame 2, a limiting block 6 is connected to the inner side of the second sliding groove 5 in a sliding mode, and a connecting rod 7 is fixedly connected to one side of the limiting block 6; the bottom of the teaching board 1 is symmetrically and fixedly connected with a second fixed block 19, the bottom of the second fixed block 19 is fixedly connected with an electric push rod 8, and the bottom of the electric push rod 8 is fixedly connected with a support frame 2; the bottom of the support frame 2 is fixedly connected with four anti-slip legs 20, and two anti-slip legs 20 are uniformly distributed on one support frame 2; the right side of the second gear 16 is fixedly connected with a second rotating shaft 17, and the right side of the second rotating shaft 17 penetrates through the external shell 14 and is fixedly connected with a handle 18.

When the teaching board 1 is used, the height of the teaching board 1 is adjusted according to the height difference of each person, the electric push rod 8 is started, the output end of the electric push rod 8 drives the teaching board 1 to move upwards through the second fixing block 19, the teaching board 1 slides upwards in the first sliding groove 4 formed in the supporting frame 2, meanwhile, the second sliding grooves 5 are formed in two sides of the supporting frame 2, the teaching board 1 simultaneously drives the connecting rod 7 fixedly connected with the teaching board 1 to move upwards, the connecting rod 7 drives the limiting block 6 fixedly connected to one side to slide in the second sliding groove 5, a certain limiting effect is achieved on the teaching board 1, and the function of facilitating height adjustment is achieved; when the teacher teaches, drive the second axis of rotation 17 rotation rather than the rigid coupling through handle 18, second axis of rotation 17 drives the second gear 16 rotation rather than the rigid coupling, second gear 16 drives first gear 13 through chain 15 and rotates, first gear 13 drives the first axis of rotation 12 rotation rather than the rigid coupling, first axis of rotation 12 drives the analysis curtain 11 rotation rather than the rigid coupling, analysis curtain 11 moves down, be convenient for to teach the student through the arborescent analysis picture that sets up on the analysis curtain 11, strengthen student's interest in learning and raise the efficiency simultaneously.

The application has the advantages that:

1. in order to improve the learning efficiency, when a teacher teaches, the teacher drives the second rotating shaft fixedly connected with the teacher to rotate through the handle, the second rotating shaft drives the second gear fixedly connected with the second rotating shaft to rotate, the second gear drives the first gear to rotate through the chain, the first gear drives the first rotating shaft fixedly connected with the first gear to rotate, the first rotating shaft drives the analysis curtain fixedly connected with the first rotating shaft to rotate, the analysis curtain moves downwards, teaching is facilitated for students through the tree-shaped analysis chart arranged on the analysis curtain, and meanwhile, the learning interest of the students is enhanced and the efficiency is improved;

2. this application is rational in infrastructure, when using the teaching board, adjust the height of teaching board according to everybody's the different height of height, electric putter output drives the teaching board rebound through the second fixed block, the first spout that the teaching board was seted up on the support frame upwards slides, the second spout has been seted up to the support frame both sides simultaneously, the teaching board drives the connecting rod rebound rather than the rigid coupling simultaneously, the stopper that the connecting rod drove one side rigid coupling slides in the second spout, certain limiting displacement has been played to the teaching board, the function of being convenient for height-adjusting has been realized.

The electric push rod 8 adopts an IP800 model and related matched power supply and circuit thereof.

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 tree-shaped analysis device for Chinese recent generation history teaching is characterized in that: comprises a teaching board (1), a storage box (9), a support frame (2), an analysis curtain (11) and an external shell (14), wherein the storage box (9), the support frame (2), the analysis curtain (11) and the external shell (14) are arranged on one side of the teaching board (1), the bottom of the teaching board (1) is symmetrically and slidably connected with the support frame (2), first sliding grooves (4) matched with the teaching board (1) are formed in the left side and the right side of the support frame (2), a support rod (3) is fixedly connected between the two support frames (2), the storage box (9) is fixedly connected on the inner side of the teaching board (1), two first fixed blocks (10) are fixedly connected on one side of the top of the teaching board (1), bearings (21) are fixedly connected on the inner side of the first fixed blocks (10), a first rotating shaft (12) is fixedly connected between the two bearings (21), the analysis curtain (11) is fixedly connected on one side of the first rotating shaft (, first axis of rotation (12) right side is run through external casing (14) and first gear (13) fixed connection, first gear (13) surface is rotated and is connected chain (15), second gear (16) are connected in the rotation of chain (15) opposite side.

2. The tree analysis device for teaching recent history of China according to claim 1, wherein: analysis curtain (11) one side through connection teaching board (1) top, just logical groove with analysis curtain (11) looks adaptation is seted up at teaching board (1) top.

3. The tree analysis device for teaching recent history of China according to claim 1, wherein: second spout (5) have been seted up to support frame (2) one side, inboard sliding connection stopper (6) of second spout (5), stopper (6) one side fixed connection connecting rod (7).

4. The tree analysis device for teaching recent history of China according to claim 1, wherein: the teaching board is characterized in that the bottom of the teaching board (1) is symmetrically and fixedly connected with a second fixing block (19), the bottom of the second fixing block (19) is fixedly connected with an electric push rod (8), and the bottom of the electric push rod (8) is fixedly connected with a support frame (2).

5. The tree analysis device for teaching recent history of China according to claim 1, wherein: support frame (2) bottom fixed connection antiskid leg (20), the quantity of antiskid leg (20) is four, just antiskid leg (20) two are a set of even distribution on a support frame (2).

6. The tree analysis device for teaching recent history of China according to claim 1, wherein: the right side of the second gear (16) is fixedly connected with a second rotating shaft (17), and the right side of the second rotating shaft (17) penetrates through the external shell (14) to be fixedly connected with the handle (18).