CN214175457U

CN214175457U - Primary school mathematics demonstrator frame body

Info

Publication number: CN214175457U
Application number: CN202120082902.XU
Authority: CN
Inventors: 韩淑娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-10
Anticipated expiration: 2031-01-13

Abstract

The application discloses primary school's mathematics demonstration ware support body, including supporting baseplate, regulation structure, limit structure and clean structure, it includes the movable pulley to adjust the structure, the movable pulley rigid coupling is in the supporting baseplate bottom, supporting baseplate top rigid coupling lift cylinder, lift cylinder top rigid coupling fixed column, fixed column top rigid coupling limiting plate. The height of demonstration ware support body can be adjusted through lift cylinder to this application, can adjust the angle of demonstration ware support body on the horizontal direction through fixed casing and screw post isotructure, can adjust the angle of mounting panel in vertical side through fixed curb plate and spacing post isotructure, the mathematical teaching of primary school of being convenient for, place casing and first spring isotructure through the card and can place and demonstrate different digital card, thereby the formula is calculated to the different four arithmetic of cooperation show board show, avoid frequently, the repeated formula of four arithmetic of writing on the blackboard, accelerate teacher's teaching progress.

Description

Primary school mathematics demonstrator frame body

Technical Field

The application relates to a demonstrator support body, in particular to a primary school mathematics demonstrator support body.

Background

Primary school mathematics is a series of knowledge converted by teaching materials, calculation formulas of figures and lengths and units to teach children about the understanding of numbers, four arithmetic operations, and lays a good mathematical foundation for the calculation of junior middle school and daily life. From the psychological point of view of mathematics learning of students, the learning process of students is not a passive absorption process, but a reconstruction process based on the existing knowledge and experience.

Need frequent teaching of carrying out the arithmetic of four fundamental operations at primary school's mathematical education in-process, need the teacher frequently to write the arithmetic of four fundamental operations on the blackboard at present, waste time and energy, and the present demonstration ware support body that is used for primary school's mathematical education only has simple function of increaseing, is not convenient for use. Therefore, the primary school mathematics demonstration device frame body is provided aiming at the problems.

Disclosure of Invention

A primary school mathematics demonstrator frame body comprises a supporting base plate, an adjusting structure, a limiting structure and a cleaning structure;

the adjusting structure comprises a sliding wheel, the sliding wheel is fixedly connected to the bottom of a supporting bottom plate, a lifting cylinder is fixedly connected to the top of the supporting bottom plate, a fixing column is fixedly connected to the top of the lifting cylinder, a limiting plate is fixedly connected to the top of the fixing column, the surface of the limiting plate is rotatably connected with a fixed shell, a threaded column is connected to one side of the fixed shell in a threaded mode, and one end of the threaded column is fixedly connected with a rotating column;

the limiting structure comprises a fixed bottom plate, the fixed bottom plate is fixedly connected to the top of the fixed shell, the top of the fixed bottom plate is fixedly connected with a fixed side plate, the top of the fixed side plate is fixedly connected with a fixed top plate, the fixed side plate is rotatably connected to the surface of the limiting column, one end of the limiting column is in threaded connection with a limiting sleeve, and the other end of the limiting column is fixedly connected with an installation plate;

clean structure includes that the card places the casing, the casing rigid coupling is placed in mounting panel one side to the card, the casing inner wall sliding connection locating plate is placed to the card, the first spring of locating plate one side rigid coupling, first spring rigid coupling is in mounting panel one side, the card is placed the casing below and is equipped with the clipboard, the clipboard rigid coupling is in mounting panel one side, the mounting panel opposite side is rotated and is connected the ball, the first sliding plate of ball one side sliding connection, first sliding plate one side rigid coupling spliced pole, spliced pole one end rigid coupling second sliding plate, second sliding plate sliding connection is on the support column surface, support column one end rigid coupling sponge cleaning plate, sponge cleaning plate one side rigid coupling second spring.

Further, the equal rigid coupling in supporting baseplate top four corners department has the movable pulley, the mouth that rotates has been seted up to fixed casing bottom, the fixed top of the post runs through and rotates the mouth and extend to the embedded department of fixed casing.

Further, the side surface of the fixed shell is provided with a threaded hole, the side surface of the limiting plate is provided with a threaded groove which is distributed in an annular shape, and one end of the threaded column penetrates through the threaded hole and extends to the threaded groove.

Furthermore, the top of the supporting bottom plate is fixedly connected with two fixed side plates which are symmetrically distributed, and the two fixed side plates are fixedly connected to the bottom of the fixed top plate.

Furthermore, the mounting plate side is fixedly connected with a limiting column, external threads are formed in the surface of the limiting column, a communicating opening is formed in the fixed side plate, one end of the limiting column penetrates through the communicating opening and extends to one side of the fixed side plate, and internal threads are formed in the inner wall of the limiting sleeve.

Further, mounting panel one side rigid coupling has four cards to place the casing, and is located two on the rightmost side the card is placed and is placed the show board between the casing, the mounting panel opposite side rotates the ball that is connected with a plurality of evenly distributed.

Furthermore, the mounting plate is provided with two symmetrically distributed connecting ports, one side of the first sliding plate is fixedly connected with two symmetrically distributed connecting columns, and one end of each connecting column penetrates through the connecting ports and extends to one side of the mounting plate.

Furthermore, the second sliding plate is provided with two symmetrically distributed positioning ports, two symmetrically distributed supporting columns are fixedly connected to one side of the sponge cleaning plate, and one ends of the supporting columns penetrate through the positioning ports and extend to one side of the second sliding plate.

Furthermore, the one end rigid coupling that the sponge cleaning board was kept away from to the support column has the reinforcing plate, sponge cleaning board sliding connection is in clipboard one side.

Furthermore, one side of the sponge cleaning plate, which is far away from the writing plate, is fixedly connected with a plurality of second springs which are uniformly distributed, and the second springs are fixedly connected with one side of a second sliding plate.

The beneficial effect of this application is: the application provides a primary school mathematics demonstration ware support body.

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. supporting baseplate, 2, the movable pulley, 3, the lift cylinder, 4, the fixed column, 5, the limiting plate, 6, fixed casing, 7, the screw thread post, 8, the rotation post, 9, PMKD, 10, fixed curb plate, 11, fixed roof, 12, spacing post, 13, spacing sleeve, 14, the mounting panel, 15, the card is placed the casing, 16, the locating plate, 17, first spring, 18, the clipboard, 19, the ball, 20, first sliding plate, 21, the spliced pole, 22, the second sliding plate, 23, the support column, 24, the sponge cleaning board, 25, the second spring.

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 primary school mathematics demonstration device frame includes a supporting base plate 1, an adjusting structure, a limiting structure and a cleaning structure;

the adjusting structure comprises a sliding wheel 2, the sliding wheel 2 is fixedly connected to the bottom of a supporting base plate 1, the top of the supporting base plate 1 is fixedly connected with a lifting cylinder 3, the top of the lifting cylinder 3 is fixedly connected with a fixed column 4, the top of the fixed column 4 is fixedly connected with a limiting plate 5, the surface of the limiting plate 5 is rotatably connected with a fixed shell 6, one side of the fixed shell 6 is in threaded connection with a threaded column 7, and one end of the threaded column 7 is fixedly connected with a rotating column 8;

the limiting structure comprises a fixed bottom plate 9, the fixed bottom plate 9 is fixedly connected to the top of the fixed shell 6, the top of the fixed bottom plate 9 is fixedly connected with a fixed side plate 10, the top of the fixed side plate 10 is fixedly connected with a fixed top plate 11, the fixed side plate 10 is rotatably connected to the surface of a limiting column 12, one end of the limiting column 12 is in threaded connection with a limiting sleeve 13, and the other end of the limiting column 12 is fixedly connected with an installation plate 14;

clean structure includes that the card places casing 15, the card is placed casing 15 rigid coupling in mounting panel 14 one side, casing 15 inner wall sliding connection locating plate 16 is placed to the card, 16 one side rigid coupling first springs 17 of locating plate, first springs 17 rigid coupling in mounting panel 14 one side, the card is placed casing 15 below and is equipped with clipboard 18, clipboard 18 rigid coupling in mounting panel 14 one side, 14 opposite sides of mounting panel rotate and connect

ball

19, 19 one side sliding connection first sliding plate 20 of ball, 20 one side rigid coupling spliced pole 21 of first sliding plate, 21 one end rigid coupling second sliding plate 22 of spliced pole, 22 sliding connection of second sliding plate is on 23 surfaces of support column, 23 one end rigid coupling sponge cleaning plate 24 of support column, 24 one side rigid coupling second spring 25 of sponge cleaning plate.

Four corners of the top of the supporting bottom plate 1 are fixedly connected with sliding wheels 2, the bottom of the fixed shell 6 is provided with a rotating opening, and the top end of the fixed column 4 penetrates through the rotating opening and extends to the embedded position of the fixed shell 6; a threaded hole is formed in the side surface of the fixed shell 6, threaded grooves are formed in the side surface of the limiting plate 5 in an annular distribution, and one end of the threaded column 7 penetrates through the threaded hole and extends to the threaded grooves; the top of the supporting bottom plate 1 is fixedly connected with two fixed side plates 10 which are symmetrically distributed, and the two fixed side plates 10 are fixedly connected to the bottom of the fixed top plate 11; a limiting column 12 is fixedly connected to one side of the mounting plate 14, an external thread is formed on the surface of the limiting column 12, a communication opening is formed in the fixed side plate 10, one end of the limiting column 12 penetrates through the communication opening and extends to one side of the fixed side plate 10, and an internal thread is formed in the inner wall of the limiting sleeve 13; four card placing shells 15 are fixedly connected to one side of the mounting plate 14, a display plate is placed between the two card placing shells 15 located on the rightmost side, a symbol is marked on the display plate, and a plurality of balls 19 which are uniformly distributed are rotatably connected to the other side of the mounting plate 14; the mounting plate 14 is provided with two symmetrically distributed connecting ports, one side of the first sliding plate 20 is fixedly connected with two symmetrically distributed connecting columns 21, and one end of each connecting column 21 penetrates through the connecting port and extends to one side of the mounting plate 14; the second sliding plate 22 is provided with two symmetrically distributed positioning ports, one side of the sponge cleaning plate 24 is fixedly connected with two symmetrically distributed supporting columns 23, and one end of each supporting column 23 penetrates through the positioning port and extends to one side of the second sliding plate 22; a reinforcing plate is fixedly connected to one end of the supporting column 23 far away from the sponge cleaning plate 24, and the sponge cleaning plate 24 is connected to one side of the writing board 18 in a sliding manner; one side of the sponge cleaning plate 24, which is far away from the writing board 18, is fixedly connected with a plurality of second springs 25 which are uniformly distributed, and the second springs 25 are fixedly connected with one side of the second sliding plate 22.

When the demonstration device is used, electrical components appearing in the demonstration device are externally connected with a power supply and a control switch when in use, firstly, the demonstration device frame can be conveniently moved to a specified area through the sliding wheel 2, then the lifting cylinder 3 is started according to the position of a student, so that the fixing column 4 is driven to move, the limiting plate 5 is driven to move in the same direction, so that the fixing shell 6 is driven to move in the same direction, so that the fixing bottom plate 9 and the like are driven to move in the same direction, so that the mounting plate 14 and the like are adjusted to move in the same direction, so that the height of the mounting plate 14 is adjusted, then the rotating column 8 is rotated, so that the threaded column 7 is driven to rotate, so that the threaded column 7 is moved out of a threaded groove formed in the limiting plate 5, then the fixing shell 6 is rotated, so that the fixing bottom plate 9 is driven to rotate, so that the fixing side plate 10 is driven to rotate, so that the limiting column 12 is driven to rotate, so that the mounting plate 14 is driven to rotate, thereby adjust the angle of mounting panel 14 in the horizontal direction, then rotate and rotate post 8, thereby drive screw post 7 to rotate, thereby rotate screw post 7 to the thread groove that fixed casing 6 seted up, thereby the position of limited casing 6, thereby the position of limiting PMKD 9 isotructure, thereby the position of limiting mounting panel 14, then rotate spacing sleeve 13, make spacing sleeve 13 one end keep away from fixed curb plate 10, then rotate mounting panel 14, thereby drive spacing post 12 to rotate, thereby adjust the angle of mounting panel 14 in the vertical direction, thereby be convenient for adjust the position of demonstration ware support body, be convenient for going on of primary school's mathematical education, then place the card of different figures in four card placing shell 15, thereby cooperate the arithmetic formula of the different four arithmetic of show board show, avoid the teacher frequently, repeated blackboard writing on the blackboard, time saving and labor saving, accelerate teacher's teaching progress, then can write through clipboard 18, then slide second sliding plate 22, thereby drive spliced pole 21 syntropy and remove, thereby drive first sliding plate 20 syntropy and remove, the removal of first sliding plate 20 can be convenient for through ball 19 simultaneously, thereby second sliding plate 22 removes and drives support column 23 syntropy and remove, thereby drive the syntropy removal of sponge cleaning board 24, thereby utilize the characters of writing on sponge cleaning board 24 to clipboard 18 to erase, clipboard 18 can be hugged closely through second spring 25 simultaneously, thereby promote the clean effect of sponge cleaning board 24 to clipboard 18, the teaching of the mathematics of being convenient for primary school.

The application has the advantages that:

1. the demonstration device is simple in structure, the demonstration device frame body can be conveniently moved through structures such as the sliding wheels, the height of the demonstration device frame body can be adjusted through the lifting air cylinder, the angle of the demonstration device frame body in the horizontal direction can be adjusted through structures such as the fixed shell and the threaded columns, and therefore the position of the demonstration device frame body can be conveniently adjusted according to different positions of students, and primary mathematics teaching can be conveniently carried out;

2. the angle adjusting device is reasonable in structure, the angle of the mounting plate can be adjusted through the structures such as the fixed side plate and the limiting column, the position of the mounting plate can be limited through the structures such as the limiting sleeve, and therefore the angle of the mounting plate in the vertical direction is adjusted, and teaching of primary mathematics is facilitated;

3. this application easy operation places casing and first spring isotructure through the card and can place and show different digital card to cooperation show board show different four arithmetic, avoid frequently, the repeated arithmetic of writing four arithmetic on the blackboard, labour saving and time saving for teacher's teaching progress, can be convenient for clean the clipboard through sponge cleaning plate isotructure, the teaching of the primary school mathematics of being convenient for.

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. The utility model provides a primary school's mathematics demonstration ware support body which characterized in that: comprises a supporting bottom plate (1), an adjusting structure, a limiting structure and a cleaning structure;

the adjusting structure comprises a sliding wheel (2), the sliding wheel (2) is fixedly connected to the bottom of a supporting base plate (1), the top of the supporting base plate (1) is fixedly connected with a lifting cylinder (3), the top of the lifting cylinder (3) is fixedly connected with a fixed column (4), the top of the fixed column (4) is fixedly connected with a limiting plate (5), the surface of the limiting plate (5) is rotatably connected with a fixed shell (6), one side of the fixed shell (6) is in threaded connection with a threaded column (7), and one end of the threaded column (7) is fixedly connected with a rotating column (8);

the limiting structure comprises a fixed bottom plate (9), the fixed bottom plate (9) is fixedly connected to the top of a fixed shell (6), a fixed side plate (10) is fixedly connected to the top of the fixed bottom plate (9), a fixed top plate (11) is fixedly connected to the top of the fixed side plate (10), the fixed side plate (10) is rotatably connected to the surface of a limiting column (12), one end of the limiting column (12) is in threaded connection with a limiting sleeve (13), and the other end of the limiting column (12) is fixedly connected with a mounting plate (14);

the cleaning structure comprises a card placing shell (15), the card placing shell (15) is fixedly connected to one side of a mounting plate (14), the card placing shell (15) is slidably connected with a positioning plate (16), one side of the positioning plate (16) is fixedly connected with a first spring (17), the first spring (17) is fixedly connected to one side of the mounting plate (14), a writing board (18) is arranged below the card placing shell (15), the writing board (18) is fixedly connected to one side of the mounting plate (14), the other side of the mounting plate (14) is rotatably connected with a ball (19), one side of the ball (19) is slidably connected with a first sliding plate (20), one side of the first sliding plate (20) is fixedly connected with a connecting column (21), one end of the connecting column (21) is fixedly connected with a second sliding plate (22), and the second sliding plate (22) is slidably connected to the surface of a supporting column (23), one end of the supporting column (23) is fixedly connected with a sponge cleaning plate (24), and one side of the sponge cleaning plate (24) is fixedly connected with a second spring (25).

2. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: supporting baseplate (1) top four corners department all rigid coupling has movable pulley (2), the mouth that rotates has been seted up to fixed casing (6) bottom, fixed column (4) top is run through and is rotated the mouth and extend to the embedded department of fixed casing (6).

3. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: the side surface of the fixed shell (6) is provided with a threaded hole, the side surface of the limiting plate (5) is provided with a threaded groove which is distributed annularly, and one end of the threaded column (7) penetrates through the threaded hole and extends to the threaded groove.

4. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: the top of the supporting bottom plate (1) is fixedly connected with two fixed side plates (10) which are symmetrically distributed, and the two fixed side plates (10) are fixedly connected to the bottom of the fixed top plate (11).

5. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: the equal rigid coupling in mounting panel (14) side has spacing post (12), the external screw thread has been seted up on spacing post (12) surface, the intercommunication mouth has been seted up in fixed curb plate (10), spacing post (12) one end runs through the intercommunication mouth and extends to fixed curb plate (10) one side, the internal thread has been seted up to spacing sleeve (13) inner wall.

6. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: mounting panel (14) one side rigid coupling has four cards to place casing (15), and is located two on the rightmost side the card is placed and has been placed the show board between casing (15), mounting panel (14) opposite side rotates ball (19) that are connected with a plurality of evenly distributed.

7. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: two symmetrically distributed connectors are formed in the mounting plate (14), two symmetrically distributed connecting columns (21) are fixedly connected to one side of the first sliding plate (20), and one ends of the connecting columns (21) penetrate through the connectors and extend to one side of the mounting plate (14).

8. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: two symmetrically distributed positioning openings are formed in the second sliding plate (22), two symmetrically distributed supporting columns (23) are fixedly connected to one side of the sponge cleaning plate (24), and one ends of the supporting columns (23) penetrate through the positioning openings and extend to one side of the second sliding plate (22).

9. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: the one end rigid coupling that sponge cleaning board (24) was kept away from in support column (23) has the reinforcing plate, sponge cleaning board (24) sliding connection is in clipboard (18) one side.

10. The primary school mathematics demonstration device frame body according to claim 1, characterized in that: one side of the sponge cleaning plate (24) far away from the writing plate (18) is fixedly connected with a plurality of second springs (25) which are uniformly distributed, and the second springs (25) are fixedly connected with one side of the second sliding plate (22).