CN214803571U

CN214803571U - Electronic whiteboard convenient to move

Info

Publication number: CN214803571U
Application number: CN202120399430.0U
Authority: CN
Inventors: 王康
Original assignee: Chongqing Zhihui Teaching Equipment Co ltd
Current assignee: Chongqing Zhihui Teaching Equipment Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-23
Anticipated expiration: 2031-02-23

Abstract

The utility model relates to an electronic whiteboard technical field, concretely relates to convenient electronic whiteboard who removes, the on-line screen storage device comprises a base, the fixed a plurality of spliced pole that is equipped with in bottom of base is a plurality of the bottom and same bottom plate fixed connection of spliced pole, the universal wheel is installed to the bottom of bottom plate, the telescopic link groove has been seted up to the bottom of base upwards sunken, the vertical decurrent telescopic link of top fixedly connected with of telescopic link inslot side, the bottom fixedly connected with movable plate of telescopic link, four avris of movable plate bottom are all fixed and are equipped with the backup pad, run through from top to bottom the movable plate has seted up a plurality of and has supplied the gliding through-hole of spliced pole, the top fixedly connected with roof of base, be equipped with electronic whiteboard on the roof. The utility model discloses a set up backup pad and slipmat, improve whiteboard's stability.

Description

Electronic whiteboard convenient to move

Technical Field

The utility model relates to an electronic whiteboard technical field, concretely relates to convenient electronic whiteboard who removes.

Background

With the development and development of science and technology, along with the fact that multimedia all-in-one machines are widely applied to various aspects of teaching industry, large squares or meeting rooms and the like, computer display screens or projectors gradually replace traditional teaching tools such as blackboards and chalks. The electronic whiteboard has the advantages that the electronic whiteboard has outstanding effects particularly in the aspects of teaching, training, reporting and the like, but the conventional electronic whiteboard is generally fixed and is inconvenient to move.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a difficult problem more than convenient whiteboard who removes solves.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a conveniently-movable electronic whiteboard comprises a base, wherein a plurality of connecting columns are fixedly arranged at the bottom of the base, the bottoms of the connecting columns are fixedly connected with the same bottom plate, universal wheels are installed at the bottom of the bottom plate, a telescopic rod groove is formed in the bottom of the base in an upward concave manner, a vertically downward telescopic rod is fixedly connected to the top of the inner side of the telescopic rod groove, a movable plate is fixedly connected to the bottom end of the telescopic rod, supporting plates are fixedly arranged on four side edges of the bottom of the movable plate, a plurality of through holes (not marked in the drawing) for the connecting columns to slide are formed in the upper portion and the lower portion of the movable plate in a penetrating manner, a top plate is fixedly connected to the top of the base, an electronic whiteboard is arranged on the top plate, two sides of the top plate extend out of the two sides of the base, and the bottoms of the top plates positioned on the two sides of the base are respectively and fixedly connected with a vertically upward motor, two the output shaft of motor is fixedly connected with lead screw respectively, it is connected with the nut to rotate on the lead screw, the lead screw passes through bearing (not sign in the picture) and rotates to be connected on the roof, the outside of lead screw is equipped with vertical box, box fixed connection be in the upper surface of roof, electronic whiteboard is located two between the box, two the opposite side of box is equipped with the slide opening, two the common fixedly connected with connecting rod of nut, connecting rod sliding fit is in the slide opening, be equipped with the brush on the connecting rod, the brush with the electronic whiteboard contact.

In the technical scheme, when the electronic whiteboard needs to be moved, the telescopic rod switch is firstly turned on to shorten the telescopic rod, the supporting plate is driven to move upwards and retract into the bottom plate, and then the universal wheels land, so that the visitor plane is pushed to move; when the electronic whiteboard is moved to a specified position, the telescopic rod switch is turned on, so that the telescopic rod extends to drive the supporting plate to move downwards, the supporting plate is landed on the ground, and the brush can clean the surface of the electronic whiteboard.

Preferably, the top plate is fixedly connected with a rubber pad, and the electronic whiteboard is fixedly connected with the upper surface of the rubber pad.

Therefore, the rubber pad can play a role in buffering, and damage to the electronic whiteboard when jolting during moving is reduced.

Preferably, the lower surface of the electronic whiteboard is provided with a plurality of springs, and the springs surround the rubber pad.

In this way, the spring can further act as a buffer.

As an optimization, a protective cover which penetrates through the base from top to bottom is further arranged below the base, and when the telescopic rod is in a contraction state, the bottom plate, the telescopic rod, the connecting column and the supporting plate are all located in the protective cover.

As optimization, the universal wheels are provided with two groups, and each group of universal wheels is provided with two.

Thus, the electronic whiteboard can be moved stably.

As an optimization, a motor protective cover is arranged outside the motor, and heat dissipation holes (not marked in the figure) are formed in the bottom of the motor protective cover.

Therefore, the motor can be protected, and meanwhile, heat generated by the motor can be dissipated from the heat dissipation holes.

Preferably, the brush is connected with the connecting rod through a magic tape.

Therefore, the brush is convenient to disassemble, so that the brush can be replaced and cleaned.

An electronic whiteboard convenient to move has the following technical effects:

1. the electronic whiteboard can be conveniently moved by arranging the universal wheels, the stability of the visitor machine body is improved by arranging the supporting plate and the anti-slip pad, and the supporting plate can extend out and retract by arranging the telescopic rod;

2. the brush is arranged, so that dust on the electronic whiteboard can be cleaned;

3. through setting up rubber pad and spring, when mobile whiteboard met jolting, can cushion whiteboard, reduce whiteboard's the probability of damage.

Drawings

Fig. 1 is a schematic structural diagram of a portable electronic whiteboard according to the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

as shown in fig. 1, a conveniently movable electronic whiteboard comprises a base 1, wherein a plurality of connecting posts 2 are fixedly arranged at the bottom of the base 1, the bottoms of the connecting posts 2 are fixedly connected with a same bottom plate 3, universal wheels 4 are arranged at the bottom of the bottom plate 3, a telescopic rod groove 5 is formed in the bottom of the base 1 and is recessed upwards, a vertically downward telescopic rod 6 is fixedly connected to the top of the inner side of the telescopic rod groove 5, a moving plate 7 is fixedly connected to the bottom end of the telescopic rod 6, supporting plates 8 are fixedly arranged on four lateral sides of the bottom of the moving plate 7, a plurality of through holes (not marked in the figure) for the connecting posts 2 to slide are formed in the moving plate 7 in a vertical penetrating manner, a top plate 9 is fixedly connected to the top of the base 1, an electronic whiteboard 10 is arranged on the top plate 9, and two sides of the top plate 9 extend out of two sides of the base 1, be located the vertical ascending motor 11 of bottom difference fixedly connected with of roof 9 of 1 both sides of base, two the output shaft difference fixedly connected with lead screw 12 of motor 11, it is connected with nut 13 to rotate on the lead screw 12, lead screw 12 passes through bearing (not sign in the picture) and rotates the connection on roof 9, the outside of lead screw 12 is equipped with

vertical box

14, 14 fixed connection of box is in the upper surface of roof 9, electronic whiteboard 10 is located two between the box 14, two the opposite side of box 14 is equipped with slide opening 15, two the common fixedly connected with connecting rod 16 of nut 13, connecting rod 16 sliding fit is in slide opening 15, be equipped with brush 17 on connecting rod 16, brush 17 with electronic whiteboard 10 contacts.

In this embodiment, a rubber pad 18 is fixedly connected to the top plate 9, and the electronic whiteboard 10 is fixedly connected to an upper surface of the rubber pad 18.

In this embodiment, a plurality of springs 19 are disposed on the lower surface of the electronic whiteboard 10, and the plurality of springs 19 surround the rubber pad 18.

In this way, the spring can further act as a buffer.

In this embodiment, a protective cover 20 penetrating from top to bottom is further arranged below the base 1, and when the telescopic rod 6 is in a contraction state, the bottom plate 3, the telescopic rod 6, the connecting column 2 and the supporting plate 8 are all located in the protective cover 20.

In this embodiment, the universal wheels 4 are provided with two sets, and every group the universal wheels 4 all are provided with two.

Thus, the electronic whiteboard can be moved stably.

In this embodiment, a motor protective cover 21 is disposed outside the motor 11, and heat dissipation holes (not shown) are disposed at the bottom of the motor protective cover 21.

In this embodiment, the brush 17 is connected to the connecting rod 16 by velcro. Specifically, the inner side of the brush is fixedly connected with the front side of the devil sticker, the periphery of the connecting rod is fixedly connected with the back side of the devil sticker, the width of the brush is matched with the circumference of the connecting rod, and the front side and the back side of the devil sticker are respectively pasted at the corresponding positions of the brush and the connecting rod.

The utility model discloses the principle:

when the electronic whiteboard needs to be moved, firstly, a telescopic rod switch is turned on, so that the telescopic rod is shortened, the supporting plate is driven to move upwards and retract into the bottom plate, and then the universal wheels touch the ground, so that the electronic whiteboard is pushed to move; when the telescopic rod is moved to a specified position, the telescopic rod switch is turned on, so that the telescopic rod extends to drive the supporting plate to move downwards, and the supporting plate is grounded, so that the use is performed. When the surface of the electronic whiteboard needs to be cleaned, the motor is turned on, and the motor drives the lead screw to rotate, so that the nut is driven to move up and down, the hairbrush is driven to move up and down, and the surface of the electronic whiteboard is cleaned. The length of the brush is larger than that of the electronic whiteboard.

It should be noted that the telescopic rod and the motor are electrically connected with the controller, and the controller can be a PLC controller or an ARM controller or other existing controllers, and meanwhile, the controller controls the telescopic rod and the motor to be in the prior art, which is not repeated.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.

Claims

1. The electronic whiteboard convenient to move is characterized by comprising a base (1), wherein a plurality of connecting columns (2) are fixedly arranged at the bottom of the base (1), the bottom of the connecting columns (2) is fixedly connected with the same bottom plate (3), universal wheels (4) are installed at the bottom of the bottom plate (3), a telescopic rod groove (5) is formed in the bottom of the base (1) in an upward concave mode, a vertically downward telescopic rod (6) is fixedly connected to the top of the inner side of the telescopic rod groove (5), a movable plate (7) is fixedly connected to the bottom end of the telescopic rod (6), supporting plates (8) are fixedly arranged on four lateral sides of the bottom of the movable plate (7), a plurality of through holes for the connecting columns (2) to slide are formed in the movable plate (7) in a vertical penetrating mode, a top plate (9) is fixedly connected to the top of the base (1), the electronic whiteboard is characterized in that an electronic whiteboard (10) is arranged on the top plate (9), two sides of the top plate (9) extend out of two sides of the base (1), the bottoms of the top plates (9) on two sides of the base (1) are fixedly connected with vertically upward motors (11) respectively, output shafts of the two motors (11) are fixedly connected with lead screws (12) respectively, the lead screws (12) are connected with nuts (13) in a rotating manner, the lead screws (12) are connected onto the top plate (9) in a rotating manner through bearings, vertical boxes (14) are arranged outside the lead screws (12), the boxes (14) are fixedly connected onto the upper surface of the top plate (9), the electronic whiteboard (10) is arranged between the two boxes (14), sliding holes (15) are arranged on opposite sides of the two boxes (14), and connecting rods (16) are fixedly connected with the two nuts (13) together, connecting rod (16) sliding fit is in slide opening (15), be equipped with brush (17) on connecting rod (16), brush (17) with whiteboard (10) contact.

2. A portable electronic whiteboard according to claim 1, wherein a rubber pad (18) is fixedly connected to the top board (9), and the electronic whiteboard (10) is fixedly connected to the upper surface of the rubber pad (18).

3. A portable electronic whiteboard according to claim 2, characterized in that the lower surface of said whiteboard (10) is provided with a plurality of springs (19), said plurality of springs (19) surrounding said rubber pad (18).

4. The electronic whiteboard convenient to move as claimed in claim 1, wherein a protective cover (20) penetrating up and down is further arranged below the base (1), and when the telescopic rod (6) is in a retracted state, the bottom plate (3), the telescopic rod (6), the connecting column (2) and the supporting plate (8) are all located in the protective cover (20).

5. A portable electronic whiteboard according to claim 1, wherein there are two sets of said universal wheels (4), and two of said universal wheels (4) are provided in each set.

6. A portable electronic whiteboard according to claim 1, wherein a motor protection cover (21) is disposed outside the motor (11), and a heat dissipation hole is disposed at the bottom of the motor protection cover (21).

7. A portable electronic whiteboard according to claim 1, wherein the brush (17) is connected to the connecting rod (16) by velcro.