CN210436868U

CN210436868U - Portable multifunctional writing board for physical education teaching

Info

Publication number: CN210436868U
Application number: CN201921035037.2U
Authority: CN
Inventors: 车明灿
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-01
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a portable multifunctional writing board for sports teaching in the technical field of sports teaching, which comprises a left side frame, wherein the outer wall of the right side of the left side frame is symmetrically provided with two groups of hinges, two groups of hinges are arranged on the right side of the right side frame, the left side frame and the right side frame are mutually hinged through the two groups of hinges, the inner cavities of the left side frame and the right side frame are both provided with writing boards, and the outer side wall above the left side frame and the right side frame is fixedly connected with a fixed platform, the utility model can be folded to reduce the area, so that the device is convenient to carry, has good stability in the using state, has stronger mobility to be convenient to move, can freely adjust the height of the writing boards, is more convenient to use outdoors, and can be used outdoors at night, the device can carry out the drying process of blowing to the clipboard for the device can rapid draing use after drenching with the rain and weing.

Description

Portable multifunctional writing board for physical education teaching

Technical Field

The utility model relates to a sports teaching technical field specifically is a multi-functional sports teaching is with writing board that conveniently carries.

Background

Physical education is a purposeful and organized educational process performed according to certain plans and curriculum standards. The physical education is participated in by teachers and students, and the task is to teach students physical knowledge, technique and skill, strengthen their physique, cultivate their moral, will, quality, etc. It is the basic form of school sports realization, and is one of the implementation ways of sports objectives.

The writing board has the function of one board for multiple purposes, has the main functions of projection, dust-free writing and the like, and is mainly used for teaching.

The clipboard has all obtained extensive application in each field of teaching, and the sports class is often placed the clipboard and is used in the open air, and current clipboard is bulky, and portable not, uses comparatively difficult loaded down with trivial details in the open air, based on this, the utility model relates to a multi-functional sports teaching is with writing board that conveniently carries to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional sports teaching is with writing board that conveniently carries to the writing board that proposes in solving above-mentioned background all obtains extensive application in each field of teaching, and the sports class is often placed the writing board and is used in the open air, and current writing board is bulky, and portable not just, uses comparatively difficult loaded down with trivial details problem in the open air.

In order to achieve the above object, the utility model provides a following technical scheme: a portable multifunctional writing board for physical education comprises a left side frame, wherein two groups of hinges are symmetrically arranged on the outer wall of the right side of the left side frame, a right side frame is arranged on the right side of the two groups of hinges, the left side frame and the right side frame are hinged with each other through the two groups of hinges, writing boards are arranged in the inner cavities of the left side frame and the right side frame, fixing platforms are fixedly connected to the outer side walls above the left side frame and the right side frame, external thread extension and drop rods are fixedly connected to the bottoms of the two groups of external thread extension and drop rods, internal thread sleeve rods are in threaded connection with the bottoms of the two groups of internal thread sleeve rods, rotating bearings are arranged at the bottoms of the two groups of internal thread sleeve rods, the internal thread sleeve rods are fixedly connected with the inner walls of the rotating bearings, fixing plates are arranged below the rotating bearings, the fixing plates are, the left side frame top front surface is provided with the banking pin, right side frame top front surface is provided with spacing rotor plate, and is two sets of the air-blower is all installed to the fixed station bottom, and is two sets of the air-blower all meets through control switch and external power electrical property.

Preferably, the limit nail comprises a limit nail connecting seat, a limit round rod is fixedly connected to the top of the limit nail connecting seat, a limit stop is fixedly connected to the top of the limit round rod, and the limit nail connecting seat is fixedly connected with the front surface of the top of the left side frame.

Preferably, the limiting rotating sheet comprises a rotating sheet body, a limiting groove is formed in the left side of the rotating sheet body, a rotating sheet bearing is arranged on the right side of the rotating sheet body, the rotating sheet body is fixedly connected with the outer wall of the rotating sheet bearing, a rotating sheet connecting lug is fixedly connected to the inner wall of the rotating sheet bearing, and the rotating sheet connecting lug is fixedly connected with the front surface of the top of the right side frame.

Preferably, the top of each of the two groups of fixed tables is provided with an illumination spot lamp, and the illumination spot lamps are electrically connected with an external power supply through control switches.

Preferably, the limiting round rod and the limiting groove are located on the same horizontal line.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses thereby can fold and reduce its area, thereby make the device portable, thereby make the device can have good stability when user state through setting up banking pin and spacing rotor, the device has stronger mobility and makes it convenient for remove, make the device can freely adjust the height of clipboard through setting up external screw thread stretch-drop pole and internal thread loop bar, make the device be convenient for more use in the open air, also more portable, make the device can effectively use in the open air at night through setting up the illumination shot-light, make the device can dry the processing of blowing to the clipboard through setting up the air-blower, make the device can the rapid draing use after drenching with rain and weing.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the limit pin of the present invention;

fig. 3 is a schematic structural view of the limiting rotary plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-left side frame, 2-right side frame, 3-hinge, 4-writing board, 5-fixed table, 6-external thread extension rod, 7-internal thread loop bar, 8-rotating bearing, 9-fixed plate, 10-moving wheel, 11-limit nail, 111-limit nail connecting seat, 112-limit round bar, 113-limit stop, 12-limit rotating sheet, 121-rotating sheet body, 122-limit groove, 123-rotating sheet bearing, 124-rotating sheet connecting lug, 13-lighting spotlight and 14-blower.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a portable multifunctional writing board for physical education comprises a left side frame 1, wherein two groups of hinges 3 are symmetrically arranged on the outer wall of the right side of the left side frame 1, right side frames 2 are arranged on the right sides of the two groups of hinges 3, the left side frame 1 and the right side frame 2 are hinged with each other through the two groups of hinges 3, writing boards 4 are arranged in inner cavities of the left side frame 1 and the right side frame 2, the outer side walls above the left side frame 1 and the right side frame 2 are fixedly connected with a fixed table 5, the bottoms of the two groups of fixed tables 5 are fixedly connected with external thread extension and drop rods 6, the lower parts of the two groups of external thread extension and drop rods 6 are respectively in threaded connection with an internal thread loop rod 7, rotating bearings 8 are arranged at the bottoms of the two groups of internal thread loop rods 7, the internal thread loop rods 7 are fixedly connected with the inner walls of the, fixed plate 9 and rolling bearing 8's outer wall fixed connection, it is two sets of the bottom symmetry of fixed plate 9 is provided with two sets of wheels 10 that remove, 1 top front surface of left side frame is provided with

stop pin

11, 2 top front surfaces of right side frame are provided with spacing rotor 12, and are two sets of air-blower 14 is all installed to fixed station 5 bottom, and is two sets of air-blower 14 all meets through control switch and external power electrical property.

Wherein, the limit nail 11 comprises a limit nail connecting seat 111, the top of the limit nail connecting seat 111 is fixedly connected with a limit round rod 112, the top of the limit round rod 112 is fixedly connected with a limit stop 113, the limit nail connecting seat 111 is fixedly connected with the front surface of the top of the left side frame 1, the limit rotating sheet 12 comprises a rotating sheet body 121, the left side of the rotating sheet body 121 is provided with a limit groove 122, the right side of the rotating sheet body 121 is provided with a rotating sheet bearing 123, the rotating sheet body 121 is fixedly connected with the outer wall of the rotating sheet bearing 123, the inner wall of the rotating sheet bearing 123 is fixedly connected with a rotating sheet connecting lug 124, the rotating sheet connecting lug 124 is fixedly connected with the front surface of the top of the right side frame 2, so that the device can fix the left side frame 1 and the right side frame 2 at any time, the top of the two groups of fixed tables 5 are both provided with, the lighting spot lamp 13 is electrically connected with an external power supply through a control switch, and the limiting round rod 112 and the limiting groove 122 are located on the same horizontal line.

One specific application of this embodiment is: when a user needs to fix the writing board for use, the user rotates the left side frame 1 and the right side frame 2 to enable the left side frame 1 and the right side frame 2 to be located on the same straight line, and at the moment, the user rotates the two groups of limiting rotating pieces 12 to enable the limiting grooves 122 to be buckled above the two groups of limiting round rods 112, so that the positions of the left side frame 1 and the right side frame 2 are fixed, and the left side frame 1 and the right side frame cannot be bent to complete the fixing work of the writing board;

when a user needs to adjust the height of the writing board, the user firstly fixes the writing board to prevent the writing board from being bent, and then the user rotates the two groups of internal thread loop bars 7 to enable the external thread extension and lowering bars 6 which are in threaded connection with the internal thread loop bars 7 to move up and down in the inner cavity of the internal thread loop bars 7 so as to drive the writing board 4 to start vertical movement, thereby achieving the purpose of adjusting the height of the writing board;

when the user used the clipboard night, thereby accessible control switch control illumination shot-light 13 circular telegram work made it light, throws light on the clipboard for the clipboard can work under the not good environment of light, when the user needs carry out dry operation to clipboard 4, the user passes through 14 circular telegram work of control switch control air-blower, thereby carries out dry operation to clipboard 4.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a multi-functional sports teaching is with writing board that conveniently carries, includes left side frame (1), its characterized in that: the outer wall of the right side of the left side frame (1) is symmetrically provided with two groups of hinges (3), the right side of the two groups of hinges (3) is provided with a right side frame (2), the left side frame (1) and the right side frame (2) are hinged with each other through the two groups of hinges (3), the inner cavities of the left side frame (1) and the right side frame (2) are respectively provided with a writing board (4), the outer side walls above the left side frame (1) and the right side frame (2) are respectively and fixedly connected with a fixed table (5), the bottom of the two groups of fixed tables (5) is respectively and fixedly connected with an external thread extension and drop rod (6), the lower parts of the two groups of external thread extension and drop rods (6) are respectively and threadedly connected with an internal thread sleeve rod (7), the bottom of the two groups of internal thread sleeve rods (7) is respectively provided with a rotating bearing (8), the internal thread sleeve rods (7, fixed plate (9) and rolling bearing (8) outer wall fixed connection, it is two sets of the bottom symmetry of fixed plate (9) is provided with two sets of wheels (10) that remove, left side frame (1) top front surface is provided with stop pin (11), right side frame (2) top front surface is provided with spacing rotor plate (12), and is two sets of air-blower (14) are all installed to fixed station (5) bottom, and are two sets of air-blower (14) all meet through control switch and external power source electrical property.

2. The portable multipurpose sports teaching writing board according to claim 1, wherein: spacing nail (11) include spacing nail connecting seat (111), spacing nail connecting seat (111) top fixedly connected with spacing round bar (112), spacing round bar (112) top fixedly connected with limit stop (113), spacing nail connecting seat (111) and left side frame (1) top front surface fixed connection.

3. The portable multipurpose sports teaching writing board according to claim 2, wherein: spacing rotor plate (12) are including rotor plate body (121), spacing groove (122) have been seted up in rotor plate body (121) left side, rotor plate body (121) right side is provided with rotor plate bearing (123), the outer wall fixed connection of rotor plate body (121) and rotor plate bearing (123), rotor plate bearing (123) inner wall fixedly connected with rotor plate connection lug (124), rotor plate connection lug (124) and right side frame (2) top front surface fixed connection.

4. The portable multipurpose sports teaching writing board according to claim 1, wherein: and the top parts of the two groups of fixed tables (5) are provided with illumination spot lamps (13), and the illumination spot lamps (13) are electrically connected with an external power supply through control switches.

5. The portable multipurpose sports teaching writing board according to claim 3, wherein: the limiting round rod (112) and the limiting groove (122) are positioned on the same horizontal line.