CN213030266U

CN213030266U - Teaching explanation board convenient to remove

Info

Publication number: CN213030266U
Application number: CN202021401463.6U
Authority: CN
Inventors: 彭洋洋
Original assignee: Changsha Normal University
Current assignee: Changsha Normal University
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-04-23
Anticipated expiration: 2030-07-16

Abstract

The utility model belongs to the technical field of teaching explanation boards, and discloses a teaching explanation board convenient to move, which comprises a support frame and an explanation board whole body arranged on the support frame, wherein the support frame comprises a base, two support rods symmetrically arranged at the top of the base, and a lifting block arranged on the support rods and sleeved with the support rods, the top of the base is arranged on a motor, the motor is rotationally connected with a screw rod, and the screw rod is rotationally connected with the lifting block, the utility model is provided with the motor, the screw rod, the support rods and the lifting block, the screw rod is driven by the motor to rotate, the lifting block can move up and down along the support rods by utilizing the effect of the rotational connection of the screw rod and the lifting block, thereby changing the height of the explanation board whole body, enabling the explanation board to be suitable for different teachers to use, also ensuring that students can normally watch, and enabling the explanation board to be lifted more, and also makes the lectures more convenient.

Description

Teaching explanation board convenient to remove

Technical Field

The utility model belongs to the technical field of the teaching explanation board, concretely relates to teaching explanation board convenient to remove.

Background

The teaching board is a board placed in a classroom or a meeting room, and is used for explaining and demonstrating contents, the front body of the teaching board is a blackboard, the traditional blackboard is a blackboard which is used for simply coating black paint on the surface of a hard object such as a flat wood board or a cement board, and the like, and the blackboard is written by using chalk after the black paint is dried. The white board is a product after the new material is made up, and the white board is written by using a water-based pen. The white board is made of alloy, enamel, PET polymer, etc. The white board is also divided into a single-sided white board and a double-sided white board, and the use mode is wall hanging type and belt frame moving type.

In the current teaching, the blank that uses is placed on mobilizable support, but this kind of teaching board can not carry out the regulation of height, is difficult to adapt to the mr of different heights, and it is also more troublesome to clean the panel in addition, can often lose the blackboard eraser.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching explanation board convenient to remove to solve current teaching explanation board and can not carry out the regulation of height, also more troublesome problem when the panel is clean.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a teaching explanation board convenient to remove, includes the support frame and installs the board of saying on the support frame wholly, the support frame includes that base, symmetry install on two branches at base top, locate branch and with the lifter that branch cup jointed, two the top of branch all is equipped with the stopper, the motor is installed at the top of base, the motor is located between two branches, and the top of motor rotates and is connected with the screw rod, the screw rod closes soon with the lifter to be connected, the wheel carrier is installed to the bottom of base, install the runner on the wheel carrier, it is whole including installing the frame on the lifter and locating the panel in the frame to say the board.

Preferably, a moving block is arranged in the outer frame, sliding blocks are arranged at the top end and the bottom end of the moving block, sliding grooves are formed in the inner side wall of the outer frame and in positions corresponding to the sliding blocks in the horizontal direction, the sliding blocks are connected with the sliding grooves in a sliding mode, a wiping cloth is installed on one side, close to the panel, of the moving block, and the wiping cloth is attached to the panel.

Preferably, a plurality of clamping grooves with uniform intervals are formed in the side wall of the rotating wheel, clamping blocks are mounted on the wheel frame, the clamping blocks are sleeved with the wheel frame, and the clamping blocks are clamped with the clamping grooves.

Preferably, a transparent dust cover is arranged at the top of the base, the motor is located inside the transparent dust cover, the screw is sleeved with the transparent dust cover, and a heat dissipation port is formed in the outer wall of the transparent dust cover.

Preferably, a storage box is installed at a position, close to the bottom, on the outer side wall of the outer frame, a box door is installed on the storage box, and the box door is hinged to the storage box.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses set up motor, screw rod, branch and elevator, driven the screw rod through the motor and rotated, utilized the screw rod and the effect that the elevator closes soon for the elevator can reciprocate along branch, thereby can change the holistic height of explanation board, makes this explanation board can adapt to different mr and use, also can guarantee that the student can normally watch, and through motor control, can make the lift of explanation board more swift moreover, also makes the lecture more convenient.

(2) The utility model discloses slider, spout, movable block and wiping cloth have been set up, through the sliding action of slider and spout, can be so that the movable block removes along frame length direction for the characters on the panel can be wiped off to the wiping cloth, makes the clean process of panel simpler, has made things convenient for mr's teaching work, has saved the time.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front view of the support frame of the present invention;

FIG. 3 is a diagram of the connection structure between the middle moving block and the outer frame;

FIG. 4 is an enlarged view taken at A in FIG. 1;

in the figure: the novel multifunctional blackboard eraser comprises a support frame 1, a 2-speaking plate whole body, a base 3, a wheel frame 4, a rotating wheel 5, a support rod 6, a screw rod 7, a motor 8, a transparent dustproof cover 9, a limiting block 10, an outer frame 11, a panel 12, a moving block 13, a wiping cloth 14, a storage box 15, a lifting block 16, a sliding groove 17, a sliding block 18, a clamping groove 19 and a clamping block 20.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a teaching explanation board convenient to move comprises a support frame 1 and a whole board 2 arranged on the support frame 1, wherein the support frame 1 comprises a base 3, two support rods 6 symmetrically arranged at the top of the base 3, and a lifting block 16 arranged on the support rods 6 and sleeved with the support rods 6, the tops of the two support rods 6 are respectively provided with a limiting block 10, the lifting block 16 can move up and down along the support rods 6, the limiting blocks 10 can prevent the lifting block 16 from being separated from the tops of the support rods 6, the top of the base 3 is provided with a motor 8, the motor 8 is positioned between the two support rods 6, the top of the motor 8 is rotatably connected with a screw rod 7, the screw rod 7 is rotatably connected with the lifting block 16, the model of the motor 8 is Y80M1-2, the motor 8 can drive the screw rod 7 to rotate, so that the lifting block 16 can move up and down along the support rods 6, the whole body 2 includes a frame 11 attached to the lifter 16 and a face plate 12 provided in the frame 11.

In order to facilitate cleaning of the panel, in this embodiment, preferably, a moving block 13 is arranged in the outer frame 11, sliding blocks 18 are arranged at the top end and the bottom end of the moving block 13, a sliding groove 17 is formed in the position, corresponding to the sliding block 18, of the inner side wall of the outer frame 11 in the horizontal direction, the sliding block 18 is in sliding connection with the sliding groove 17, a wiping cloth 14 is installed on one side, close to the panel 12, of the moving block 13, the wiping cloth 14 is attached to the panel 12, and the moving block 13 can move along the length direction of the outer frame through the sliding action of the sliding block 18 and the sliding groove 17.

In order to fix the position of the explanation plate, in this embodiment, preferably, the side wall of the rotating wheel 5 is provided with a plurality of clamping grooves 19 uniformly spaced, the wheel frame 4 is provided with a clamping block 20, the clamping block 20 is sleeved with the wheel frame 4, the clamping block 20 is clamped with the clamping grooves 19, the clamping block 20 and the clamping grooves 19 can be clamped by pressing the clamping block 20, so that the rotating wheel 5 can be prevented from rotating, and the position of the explanation plate can be fixed.

In order to prevent that the dust from influencing the motor, in this embodiment, preferably, the top of base 3 is provided with transparent dust cover 9, motor 8 is located the inside of transparent dust cover 9, screw rod 7 cup joints with transparent dust cover 9, has seted up the thermovent on the outer wall of transparent dust cover 9, and transparent dust cover 9 can prevent that the teaching dust from directly getting into motor 8, avoids influencing motor 8 work, and manages easily, and the thermovent can accelerate the temperature of the 8 during operation productions of scattered motor.

In order to place the blackboard writing articles conveniently, in this embodiment, preferably, a storage box 15 is installed on the outer side wall of the outer frame 11 at a position close to the bottom, and a box door is installed on the storage box 15 and hinged to the storage box 15.

The utility model discloses a theory of operation and use flow: when the explanation board is used, the explanation board is required to be pushed to a proper position, then the clamping block 20 is pressed to be clamped with the clamping groove 19, the rotating wheel 5 and the wheel carrier 4 are kept static, so that the explanation board is prevented from moving in the use process, and then the motor 8 drives the screw rod 7 to rotate for adjusting the height of the lifting block 16, so that the height of the whole explanation board 2 can adapt to a teacher; when the panel 12 needs to be cleaned, the moving block 13 only needs to be held and moved along the length direction of the sliding groove 17, so that the wiping cloth 14 can quickly clean the panel 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a teaching explanation board convenient to remove, includes the support frame and installs the board of saying on the support frame wholly, its characterized in that: the support frame includes that base, symmetry install on two branches at base top, locate branch and with the lifter that branch cup jointed, two the top of branch all is equipped with the stopper, the motor is installed at the top of base, the motor is located between two branches, and the top of motor rotates and is connected with the screw rod, the screw rod closes soon with the lifter to be connected, the wheel carrier is installed to the bottom of base, install the runner on the wheel carrier, it is whole including installing the frame on the lifter and locating the panel in the frame to speak the board.

2. A portable teaching explanation board as claimed in claim 1, characterized in that: the panel cleaning device comprises a panel, and is characterized in that a moving block is arranged in the outer frame, sliders are arranged at the top end and the bottom end of the moving block, sliding grooves are formed in the inner side wall of the outer frame and in positions corresponding to the sliders in the horizontal direction, the sliders are connected with the sliding grooves in a sliding mode, a cleaning cloth is installed on one side, close to the panel, of the moving block, and the cleaning cloth is attached to the panel.

3. A portable teaching explanation board as claimed in claim 1, characterized in that: the side wall of the rotating wheel is provided with a plurality of clamping grooves with uniform intervals, the wheel carrier is provided with a clamping block, the clamping block is sleeved with the wheel carrier, and the clamping block is clamped with the clamping grooves.

4. A portable teaching explanation board as claimed in claim 1, characterized in that: the top of base is provided with transparent dust cover, the motor is located the inside of transparent dust cover, the screw rod cup joints with transparent dust cover, seted up the thermovent on the outer wall of transparent dust cover.

5. A portable teaching explanation board as claimed in claim 1, characterized in that: the outer side wall of the outer frame is provided with a storage box close to the bottom, the storage box is provided with a box door, and the box door is hinged to the storage box.