CN214955389U

CN214955389U - History process display device for near-current generation history learning

Info

Publication number: CN214955389U
Application number: CN202120104033.6U
Authority: CN
Inventors: 李林云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-11-30
Anticipated expiration: 2031-01-15

Abstract

The application discloses history process display device is used in nearly current generation history study, including rectangle frame, long blackboard, short blackboard, direction spout, bar slider, rectangle window, rectangle casing, picture and text scanning window, operation button group, bar magnet, screen, bar shape piece, bar case, silver curtain, placing chamber, rectangle apron, intelligent control host computer, long winding up roller, torsion spring, pivot, bar hole, long roll rod, bar iron, placing hole and electric wiring. This application is rational in infrastructure, can show recent passage history process information on the screen, be favorable to extending historical knowledge, be applicable to other disciplines, can provide the use for the projecting apparatus, be favorable to getting up screen cloth automatic rolling, reach the effect of convenient accomodating, can cover screen and other parts, reach and cover the effect of protection when not using presentation device, simultaneously with short blackboard along long blackboard about removing, can act as the function of little blackboard, be convenient for write important content and show.

Description

History process display device for near-current generation history learning

Technical Field

The application relates to a historical progress display device, in particular to a historical progress display device for recent generation history learning.

Background

The Chinese recent history refers to the history of more than 170 years since 1840 years in China, and the Chinese recent history is the history of heroic fighting and hard exploration for saving the lives and deaths of China for people and prisoners of the next generation in China in terms of mainstream and essence; the Chinese people of all groups of people have great and hard struggle under the leadership of the Chinese communist party, and win the history of national independence and people liberation through the main innovation of the new people; under the leadership of the common production party in China, through social revolution, construction and reformation, an extremely poor old Chinese is gradually changed into a history of a socialist new Chinese which is preliminarily prosperous, full of vitality and vitality.

In a history class, the history narration contents singly depend on books, the history knowledge area is difficult to expand, teachers dictate other histories, the histories are limited, the historical knowledge is not easy to deepen and consolidate, and meanwhile, the important contents of the histories, which are stated, sometimes need to be adjusted and played, or written on a blackboard, occupy large space, and have small residual writing space. Therefore, a history progress display device for recent generation history learning is proposed to solve the above problems.

Disclosure of Invention

A history progress display device for learning a near-current generation history comprises a rectangular frame, a long blackboard, a short blackboard, a rectangular casing, a screen, a strip-shaped block, a strip-shaped box, a screen cloth, an intelligent control host and a long winding roller, wherein the inner wall of the rectangular frame is fixedly connected with the peripheral side wall of the long blackboard, the front ends of the upper wall and the lower wall in the rectangular frame are both transversely provided with guide chutes, one side of the front end surface of the long blackboard is provided with a rectangular window, the upper end wall and the lower end wall of the short blackboard are mutually connected with the frame opening at the front end of the rectangular frame in a sliding way through the strip-shaped sliding block, the side wall at one side of the strip-shaped block is mutually connected with one end of the screen cloth, and the screen cloth is wound on a long winding roller, two ends of the long winding roller are mutually and rotatably connected with end walls at two ends in the strip-shaped box, the intelligent control host is installed in placing the indoor, and the screen that is located terminal surface before the rectangle casing and intelligent control host electric connection.

Furthermore, an operation key set is distributed on one side of the bottom of the front end face of the rectangular casing, an image-text scanning window is arranged on the other side of the bottom of the front end face of the rectangular casing, a built-in image-text scanner is arranged on the inner side of the image-text scanning window, and the built-in image-text scanner is electrically connected with the intelligent control host.

Further, bar magnet is installed to one end wall in the rectangle frame, and in the rectangle frame roof one side communicates with the bar hole each other, the bar hole is seted up at bar bottom of the case portion front end, and bar case and the mutual fixed connection of rectangle frame top surface one side.

Furthermore, two long roller rods are symmetrically and rotatably arranged between the end walls at the two sides in the strip-shaped hole, and the two long roller rods are in rolling contact with the screen passing through.

Furthermore, pivot one end is all installed to long winding up roller both ends terminal surface, and two all the cover is equipped with torsion spring in the pivot, the pivot other end and the bar incasement correspond the end wall interconnect, torsion spring both ends correspond the end surface with long winding up roller respectively and are connected and the bar incasement corresponds the end wall and be connected.

Further, the bar slider is equipped with two, and two the bar slider is installed respectively on short blackboard both sides lateral wall, the inside bar iron of installing of inlaying of short blackboard one end terminal surface, and bar iron and bar magnet are fixed together mutually to inhale magnetism.

Furthermore, a placing hole is transversely formed in one side of the bottom of the rectangular frame, the placing hole is elastically connected with a corresponding part of the electric wire through a return spring, and an electric plug is installed at the outer end of the electric wire.

Furthermore, the placing chamber is arranged at the bottom of the back face of the rectangular machine shell, and a rectangular cover plate is installed at the port of the placing chamber.

Furthermore, the back of the short blackboard is close to the front of the long blackboard, and the short blackboard covers the front end of the rectangular window through moving.

Furthermore, the front end face of the rectangular machine shell is located in the rectangular window, and the back face of the rectangular machine shell is flush with the frame opening at the rear end of the rectangular frame.

The beneficial effect of this application is: the application provides a multifunctional historical process display device for recent generation history learning.

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 perspective view of the overall structure of one embodiment of the present application;

FIG. 2 is an elevation view of the overall structure of one embodiment of the present application;

FIG. 3 is a schematic diagram of a back structure of a rectangular housing according to an embodiment of the present application;

FIG. 4 is a schematic view of the internal structure of a bar box according to an embodiment of the present application;

FIG. 5 is a schematic diagram of a short blackboard according to an embodiment of the present application;

FIG. 6 is an enlarged view of a partial structure of a bottom side of a rectangular frame according to an embodiment of the present application.

In the figure: 1. rectangular frame, 2, long blackboard, 3, short blackboard, 4, direction spout, 5, bar slider, 6, rectangular window, 7, rectangular casing, 8, picture and text scanning window, 9, operation button group, 10, bar magnet, 11, screen, 12, bar piece, 13, bar case, 14, screen, 15, placing chamber, 16, rectangular apron, 17, intelligent control host computer, 18, long winding up roller, 19, torsion spring, 20, pivot, 21, bar hole, 22, long roller pole, 23, bar iron, 24, placing hole, 25, electric wiring.

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. 1-6, a history progress display device for learning near-current generation history comprises a rectangular frame 1, a long blackboard 2, a short blackboard 3, a rectangular casing 7, a screen 11, a bar-shaped block 12, a bar-shaped box 13, a screen cloth 14, an intelligent control host 17 and a long winding roller 18, wherein the inner wall of the rectangular frame 1 is fixedly connected with the peripheral side walls of the long blackboard 2, the front ends of the upper wall and the lower wall in the rectangular frame 1 are transversely provided with guide chutes 4, the short blackboard 3 is arranged at the front end of the long blackboard 2 and is in sliding contact with the upper wall and the lower wall in the rectangular frame 1 through two bar-shaped sliding blocks 5 which are vertically distributed, the screen 11 and other parts can be covered, the effect of covering and protecting when a demonstration device is not used is achieved, one side of the front end surface of the long blackboard 2 is provided with a rectangular window 6, the rectangular window 6 is fixedly connected with the rectangular casing 7, and a picture and text scanner 8 on a history book is scanned or scanned through a built-in picture and text scanner or through a built-text scanner The required content is output by an operation key group 9, the near-current generation history progress information can be displayed on a screen 11 under the control operation of an intelligent control host 17, the upper end wall and the lower end wall of the short blackboard 3 are mutually connected with a frame opening at the front end of the rectangular frame 1 in a sliding way through a strip-shaped sliding block 5, one side wall of the strip-shaped block 12 is mutually connected with one end of a silver screen 14, the silver screen 14 is wound on a long winding roller 18, the strip-shaped block 12 is manually pulled down to a guide sliding chute 4 at the lower end and is clamped, the silver screen 14 can be pulled out and unfolded from a strip-shaped box 13, the use of a projector can be provided, the strip-shaped block 12 is taken out from the guide sliding chute 4 and drives a connected long winding roller 18 to rotate under the action of a torsion spring 19, the silver screen 14 is automatically wound, the effect of convenient storage is achieved, the two ends of the long winding roller 18 are mutually rotatably connected with the two end walls in the strip-shaped box 13, the intelligent control host 17 is installed in the placing chamber 15, and the screen 11 located on the front end face of the rectangular machine shell 7 is electrically connected with the intelligent control host 17.

An operation key group 9 is distributed on one side of the bottom of the front end face of the rectangular shell 7, an image-text scanning window 8 is arranged on the other side of the bottom of the front end face of the rectangular shell 7, a built-in image-text scanner is arranged on the inner side of the image-text scanning window 8, and the built-in image-text scanner is electrically connected with an intelligent control host 17; the bar-shaped magnet 10 is mounted on the end wall of one end in the rectangular frame 1, one side of the top wall in the rectangular frame 1 is communicated with the bar-shaped hole 21, the bar-shaped hole 21 is formed in the front end of the bottom of the bar-shaped box 13, and the bar-shaped box 13 is fixedly connected with one side of the top surface of the rectangular frame 1; two long roller rods 22 are symmetrically and rotatably arranged between the end walls of the two sides in the strip-shaped hole 21, and the two long roller rods 22 are in rolling contact with the screen 11 passing through, so that the abrasion degree of the screen 11 passing through can be reduced; the end surfaces of two ends of the long winding roller 18 are respectively provided with one end of a rotating shaft 20, the two rotating shafts 20 are respectively sleeved with a torsion spring 19, the other end of each rotating shaft 20 is mutually connected with the corresponding end wall in the strip-shaped box 13, two ends of each torsion spring 19 are respectively connected with the corresponding end surface of the long winding roller 18 and the corresponding end wall in the strip-shaped box 13, and the two ends of each torsion spring 19 are respectively connected with the corresponding end surface of the long winding roller 18 and the corresponding end wall in the strip-shaped box 13, so that the long winding roller 18 can be driven to rotate under the torsion action of the torsion springs 19; the two strip-shaped sliding blocks 5 are respectively arranged on the side walls of the two sides of the short blackboard 3, the strip-shaped iron 23 is embedded in the end face of one end of the short blackboard 3, the strip-shaped iron 23 and the strip-shaped magnet 10 are mutually fixed in a magnetic attraction manner, and the strip-shaped iron 23 and the strip-shaped magnet 10 are mutually fixed in a magnetic attraction manner, so that the effect of fixing the short blackboard 3 is achieved; a placing hole 24 is transversely formed in one side of the bottom of the rectangular frame 1, the placing hole 24 is elastically connected with a corresponding part of the electric connection 25 through a return spring, an electric plug is mounted at the outer end of the electric connection 25, and the used electric connection 25 can be folded by connecting the placing hole 24 with the electric connection 25 through the return spring; the placing chamber 15 is arranged at the bottom of the back of the rectangular machine shell 7, and a rectangular cover plate 16 is arranged at the port of the placing chamber 15; the back of the short blackboard 3 is close to the front of the long blackboard 2, the short blackboard 3 covers the front end of the rectangular window 6 through movement, and the situation that chalk characters on the long blackboard 2 are wiped off due to the movement of the short blackboard 3 can be avoided by enabling the back of the short blackboard 3 to be close to the front of the long blackboard 2; the terminal surface is located rectangle window 6 before the rectangle casing 7, and the mutual parallel and level of rectangle casing 7 back and the 1 rear end frame mouth of rectangle frame, through with the mutual parallel and level of the 7 backs of rectangle casing and the 1 rear end frame mouth of rectangle frame, can guarantee that the smooth wall of installing in the classroom in the 1 back of rectangle frame.

When the intelligent control system is used, the pictures and texts on the historical book are scanned by a built-in picture and text scanner by facing the picture and text scanning window 8 or the required content is output by the operation key group 9, and under the control operation of the intelligent control host 17, the process information of the near-current generation history can be displayed on the screen 11, thereby being beneficial to expanding historical knowledge and being suitable for other subjects;

the strip-shaped block 12 is manually pulled down to the guide chute 4 at the lower end and is clamped, the silver curtain 14 can be pulled out and unfolded from the strip-shaped box 13, the projector can be used, the strip-shaped block 12 is taken out from the guide chute 4 and drives the connected long winding roller 18 to rotate under the action of the torsion spring 19, the silver curtain 14 is automatically wound, and the effect of convenient storage is achieved;

through set up short blackboard 3 and through sliding contact between the upper and lower wall in two bar sliders 5 that distribute from top to bottom and the rectangle frame 1 at long blackboard 2 front end, can cover screen 11 and other parts, reach and cover the effect of protection when not using demonstration equipment, remove short blackboard 3 along long blackboard 2 and remove simultaneously, can act as the function of little blackboard, be convenient for write important content and show.

The application has the advantages that:

1. the system has a reasonable structure, and can display the process information of the near-current generation history on the screen 11 by scanning the pictures and texts on the history book by a built-in picture and text scanner through a picture and text scanning window 8 or outputting the required content through an operation key group 9 under the control of the intelligent control host 17, thereby being beneficial to expanding the history knowledge and being suitable for other subjects;

2. the automatic winding device is reasonable in structure, the strip-shaped block 12 is manually pulled down into the guide chute 4 at the lower end and is clamped, the silver curtain 14 can be pulled out and unfolded from the strip-shaped box 13, a projector can be used, the strip-shaped block 12 is taken out from the guide chute 4 and drives the connected long winding roller 18 to rotate under the action of the torsion spring 19, the silver curtain 14 is automatically wound, and the effect of convenient and fast storage is achieved;

3. this application is rational in infrastructure, through set up short blackboard 3 and through sliding contact between the upper and lower wall in two bar sliders 5 that distribute from top to bottom and the rectangle frame 1 at long blackboard 2 front end, can cover screen 11 and other parts, reach and cover the effect of protection when not using demonstration equipment, will short blackboard 3 simultaneously and remove along long blackboard 2 left and right sides, can act as the function of little blackboard, be convenient for write important content and present.

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. The utility model provides a history process display device is used in recent passage history study which characterized in that: comprises a rectangular frame (1), a long blackboard (2), a short blackboard (3), a rectangular case (7), a screen (11), a strip-shaped block (12), a strip-shaped box (13), a screen cloth (14), an intelligent control host (17) and a long winding roller (18), wherein the inner wall of the rectangular frame (1) is fixedly connected with the peripheral side walls of the long blackboard (2), the front ends of the upper and lower walls in the rectangular frame (1) are transversely provided with guide chutes (4), one side of the front end surface of the long blackboard (2) is provided with a rectangular window (6), the rectangular window (6) is fixedly connected with the rectangular case (7), the upper and lower end walls of the short blackboard (3) are slidably connected with the frame opening at the front end of the rectangular frame (1) through a strip-shaped sliding block (5), one side wall of the strip-shaped block (12) is connected with one end of the silver screen cloth (14), and the silver screen cloth (14) is wound on the long winding roller (18), the long winding roller (18) both ends and the interior both ends end wall of bar case (13) are changeed each other and are connected, install in placing chamber (15) intelligent control host computer (17), and be located screen (11) and the intelligent control host computer (17) electric connection of terminal surface before rectangle casing (7).

2. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the intelligent control system is characterized in that an operation key set (9) is distributed on one side of the bottom of the front end face of the rectangular shell (7), an image-text scanning window (8) is arranged on the other side of the bottom of the front end face of the rectangular shell (7), a built-in image-text scanner is arranged on the inner side of the image-text scanning window (8), and the built-in image-text scanner is electrically connected with the intelligent control host (17).

3. The device for displaying historical progress in recent past era learning according to claim 1, wherein: bar magnet (10) are installed to one end wall in rectangle frame (1), and roof one side communicates each other with bar hole (21) in rectangle frame (1), bar hole (21) are seted up at bar case (13) bottom front end, and bar case (13) and rectangle frame (1) top surface one side mutual fixed connection.

4. The device for displaying the history progress of recent past history learning according to claim 3, wherein: two long roller rods (22) are symmetrically and rotatably arranged between the end walls of the two sides in the strip-shaped hole (21), and the two long roller rods (22) are in rolling contact with the screen (11) which penetrates through the long roller rods.

5. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the end faces of two ends of the long winding roller (18) are respectively provided with one end of a rotating shaft (20), the two ends of the rotating shaft (20) are respectively provided with a torsion spring (19) in a sleeved mode, the other end of the rotating shaft (20) is connected with the corresponding end wall in the strip-shaped box (13) in an interconnected mode, and two ends of each torsion spring (19) are respectively connected with the corresponding end face of the long winding roller (18) and the corresponding end wall in the strip-shaped box (13) in an interconnected mode.

6. The device for displaying historical progress in recent past era learning according to claim 1, wherein: bar slider (5) are equipped with two, and two bar slider (5) are installed respectively on short blackboard (3) both sides lateral wall, short blackboard (3) one end terminal surface is inside to be inlayed and to install bar iron (23), and bar iron (23) and bar magnet (10) magnetism each other inhale fixedly together.

7. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the rectangular frame is characterized in that a placing hole (24) is transversely formed in one side of the bottom of the rectangular frame (1), the placing hole (24) is internally and elastically connected with the corresponding part of the electric wiring (25) through a reset spring, and an electric plug is installed at the outer end of the electric wiring (25).

8. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the placing chamber (15) is arranged at the bottom of the back face of the rectangular machine shell (7), and a rectangular cover plate (16) is installed at the port of the placing chamber (15).

9. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the back of the short blackboard (3) is close to the front of the long blackboard (2), and the short blackboard (3) covers the front end of the rectangular window (6) through moving.

10. The device for displaying historical progress in recent past era learning according to claim 1, wherein: the front end face of the rectangular casing (7) is positioned in the rectangular window (6), and the back face of the rectangular casing (7) is flush with the rear end opening of the rectangular frame (1).