CN108257456A - A kind of teaching board of education - Google Patents

Abstract

The invention discloses a teaching board for teaching, which comprises a base, a support column is fixedly connected to the upper side of the base, a teaching board is fixedly connected to one side of the support column, and the side of the teaching board far away from the support column is fixed. An installation frame is connected, and an installation cover is fixedly connected to the underside of the installation frame, and the inner bottom of the installation cover is connected with a first bevel gear through a first transmission shaft, and the lower end of the first transmission shaft passes through the installation cover. The bottom is also connected with a crank handle, and both sides of the first bevel gear are connected with slide plates through an adjustment mechanism. The present invention can drive the two sliding boards to move in opposite directions by setting the adjusting mechanism, the moving of the sliding boards drives the installation board to move, the installation board moves to drive the brush to move, and the brush moves to quickly erase the blackboard writing on the teaching board, thereby The erasing efficiency of the teaching board is improved, so that the teaching progress of the teacher is not affected, so that the learning of the students is not affected.

Description

A teaching board for teaching

technical field

The invention relates to the technical field of teaching equipment, in particular to a teaching board for teaching.

Background technique

At present, the teaching boards used by various teaching institutions in China are mostly a flat teaching board. This kind of teaching board cannot be moved. It is not easy for students to see the content on the other side of the teaching board clearly, which affects the teaching effect, so a movable teaching board appears, so that students can see the content on the teaching board clearly, but the existing teaching board often needs to be used during the teaching process. Erasing the blackboard writing on the teaching board is generally done manually, and the erasing efficiency is low, which affects the teaching progress of the teacher and also affects the learning progress of the students.

Contents of the invention

The purpose of the present invention is to solve the problem that existing teaching boards in the prior art often need to erase the blackboard writing on the teaching board during the teaching process. Erasing is generally done manually, and the erasing efficiency is low. Thereby the shortcoming that has influenced the teacher's teaching progress, has also influenced the student's learning progress simultaneously, and proposes a kind of teaching board for teaching.

In order to achieve the above object, the present invention adopts the following technical solutions:

A teaching board for teaching, comprising a base, the upper side of the base is fixedly connected with a support column, one side of the support column is fixedly connected with a teaching board, and the side of the teaching board away from the support column is fixedly connected with an installation frame , the lower side of the installation frame is fixedly connected with the installation cover, the inner bottom of the installation cover is rotatably connected with the first bevel gear through the first transmission shaft, the lower end of the first transmission shaft runs through the bottom of the installation cover and is connected with crank handle, both sides of the first bevel gear are connected with slide plates through the adjustment mechanism, the bottom of the installation frame and the top of the installation cover are provided with movable openings corresponding to the slide plate, and the side of the slide plate away from the slide seat is fixed A second slider is connected, and the inner top of the installation frame is provided with a second chute corresponding to the second slider. The side of the slider close to the teaching board is connected to the installation board through a plurality of snap-in mechanisms. A brush is fixedly connected to the side of the mounting plate away from the clamping mechanism.

Preferably, the adjustment mechanism includes a second bevel gear meshed with the first bevel gear, and the opposite sides of the two second bevel gears are connected with screw rods through the second transmission shaft, and the screw rods are away from One side of the second transmission shaft is provided with a sliding seat, and the first thread groove corresponding to the screw rod is opened in the sliding seat, the threads of the two screw rods are set in reverse, and the lower side of the sliding seat is fixedly connected There are a plurality of first sliders, the inner bottom of the installation cover is provided with a first sliding groove corresponding to the first sliders, and the upper side of the slider is fixedly connected with the slider.

Preferably, the second transmission shaft is sleeved with a plurality of bearing seats fixedly connected to the inner bottom of the installation cover.

Preferably, the opposite sides of the two slide plates are fixedly connected with a fixed plate, the upper side of the fixed plate is provided with a movable plate, and the side of the movable plate close to the slide plate is fixedly connected with a fourth slider, the There is a fourth chute corresponding to the third slider on the sliding plate, the upper side of the movable plate is fixedly connected with a limit block, the limit block is threaded with bolts, and the inner bottom of the fourth chute is provided with a A plurality of second thread grooves corresponding to the bolts.

Preferably, the clamping mechanism includes a connecting plate fixedly connected to the mounting plate, two symmetrically arranged clamping plates are arranged on the connecting plate, and the opposite sides of the two clamping plates are fixedly connected with the first Three sliders, a plurality of springs are connected between the two clamping plates, and the sliding plates are provided with slots corresponding to the clamping plates.

Preferably, universal wheels are installed at the bottom four corners of the base.

The beneficial effects of the present invention are: the adjustment mechanism can drive the two sliding boards to move in opposite directions, the moving of the sliding boards drives the installation board to move, the installation board moves to drive the brush to move, and the brush moves so that the writing on the blackboard on the teaching board can be quickly adjusted. Erase, thereby improving the erasing efficiency of the teaching board, so as not to affect the teacher's teaching progress, so that the students' learning will not be affected.

Description of drawings

Fig. 1 is the structural representation of a kind of teaching teaching board that the present invention proposes;

Fig. 2 is the partial structure schematic diagram of the skateboard and the hairbrush of a kind of teaching teaching board proposed by the present invention;

Fig. 3 is the schematic structural view of place A in Fig. 1;

Fig. 4 is the schematic structural diagram of place B in Fig. 2;

Fig. 5 is a side view of a teaching board for teaching proposed by the present invention.

In the figure: 1 base, 2 supporting column, 3 universal wheel, 4 first bevel gear, 5 second bevel gear, 6 crank, 7 screw rod, 8 bearing seat, 9 slide seat, 10 first slide block, 11 Skateboard, 12 fixed plate, 13 movable plate, 14 limit block, 15 second slider, 16 installation plate, 17 brush, 18 connecting plate, 19 third slider, 20 clamping plate, 21 spring, 22 installation cover, 23 installation frames, 24 teaching boards.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

In describing the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", " The orientation or positional relationship indicated by "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, so as to Specific orientation configurations and operations, therefore, are not to be construed as limitations on the invention.

Referring to Figures 1-5, a teaching board for teaching includes a base 1, a support column 2 is fixedly connected to the upper side of the base 1, and a teaching board 24 is fixedly connected to one side of the support column 2, and the teaching board 24 is far away from the side of the support column 2. One side is fixedly connected with the installation frame 23, and the lower side of the installation frame 23 is fixedly connected with the installation cover 22, and the inner bottom of the installation cover 22 is connected with the first bevel gear 4 through the rotation of the first transmission shaft, and the lower end of the first transmission shaft runs through the installation The bottom of the cover 22 is also connected with a crank handle 6, and both sides of the first bevel gear 4 are connected with a slide plate 11 through an adjustment mechanism. The adjustment mechanism includes a second bevel gear 5 meshing with the first bevel gear 4, two second The opposite sides of the bevel gear 5 are all connected with the screw mandrel 7 through the second transmission shaft, the side of the screw mandrel 7 away from the second transmission shaft is provided with a sliding seat 9, and the second transmission shaft is sleeved with a plurality of fixedly connected The bearing housing 8 at the inner bottom of the installation cover 22, the first thread groove corresponding to the screw mandrel 7 is provided in the slide seat 9, the threads of the two screw mandrels 7 are set in reverse, and the lower side of the slide seat 9 is fixedly connected with a plurality of first screw grooves. A slider 10, the inner bottom of the installation cover 22 is provided with a first chute corresponding to the first slider 10, the upper side of the slide seat 9 is fixedly connected with the slide plate 11, and the bottom of the installation frame 23 and the top of the installation cover 22 are provided with There is a movable port corresponding to the slide plate 11, the rotation of the crank handle 6 drives the first bevel gear 4 to rotate, the rotation of the first bevel gear 4 drives the rotation of the second bevel gear 5, the rotation of the second bevel gear 5 drives the rotation of the screw rod 7, and the rotation of the screw rod 7 Rotation drives slide seat 9 to move, and slide seat 9 moves to drive slide plate 11 to move, and slide plate 11 moves to drive mounting plate 16 to move, and mounting plate 16 moves to drive hairbrush 17 to move, thereby can erase the writing on the blackboard written on the teaching board.

The opposite sides of the two slide plates 11 are fixedly connected with a fixed plate 12, the upper side of the fixed plate 12 is provided with a movable plate 13, and the movable plate 13 is fixedly connected with a fourth slider near the side of the slide plate 11, and the slide plate 11 is provided with The fourth chute corresponding to the third slider, the upper side of the movable plate 13 is fixedly connected with the limit block 14, the limit block 14 is threaded with bolts, and the inner bottom of the fourth chute is provided with a plurality of first bolts corresponding to the bolts. Two thread grooves.

The side of the slide plate 11 away from the slide seat 9 is fixedly connected with a second slide block 15, and the inner top of the installation frame 23 is provided with a second chute corresponding to the second slide block 15, and the side of the slide plate 11 near the teaching board 24 passes through multiple A clamping mechanism is connected with a mounting plate 16, and the side of the mounting plate 16 away from the clamping mechanism is fixedly connected with a brush 17. The clamping mechanism includes a connecting plate 18 fixedly connected to the mounting plate 16, and the connecting plate 18 is provided with two connecting plates. Two symmetrically arranged clamping plates 20, the opposite sides of the two clamping plates 20 are fixedly connected with the third slide block 19, a plurality of springs 21 are connected between the two clamping plates 20, and the sliding plate 11 is provided with 20 corresponding to the card slot, by pulling the third slider 19, the movement of the third slider 19 drives the card plate 20 to move, and the card plate 20 moves so as to facilitate the extraction and insertion of the card plate 20 from the card slot, thereby facilitating the installation of the mounting plate. 16 and hairbrush 17 are dismantled and installed, and the bottom four jiaos of base 1 are all equipped with universal wheels 3, convenient to whole device is moved.

In the present invention, by turning the crank handle 6, the crank handle 6 rotates to drive the first bevel gear 4 to rotate, the first bevel gear 4 rotates to drive the second bevel gear 5 to rotate, the second bevel gear 5 rotates to drive the screw rod 7 to rotate, and the screw rod 7. The rotation drives the sliding seat 9 to move, the sliding seat 9 moves to drive the slide plate 11 to move, the slide plate 11 moves to drive the mounting plate 16 to move, and the mounting plate 16 moves to drive the brush 17 to move, so that the writing on the blackboard written on the teaching board can be erased. When the hairbrush 17 is disassembled and cleaned, by pulling the third slide block 19, the third slide block 19 moves to drive the clamp plate 20 to move, and the clamp plate 20 moves so as to facilitate the extraction and insertion of the clamp plate 20 from the draw slot, thereby facilitating Disassemble and install the installation plate 16 and the brush 17. When some teaching plans and documents need to be clamped, the two slide plates 11 are driven to move by turning the handle 6, and then the movable plate 13 is moved. When the position is adjusted Finally, by tightening the bolt, the stop block 14 can be fixed by tightening the bolt, and the stop block 14 is fixed so as to fix the position of the movable plate 13, thereby teaching plans or files can be clamped.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (6)

1. a kind of teaching board of education, including pedestal（1）, which is characterized in that the pedestal（1）Upside be fixedly connected with support Column（2）, the support column（2）Side be fixedly connected with board of education（24）, the board of education（24）Far from support column（2）One Side is fixedly connected with installing frame（23）, the installing frame（23）Downside be fixedly connected with mounting cup（22）, the mounting cup （22）Interior bottom first bevel gear is rotatably connected to by the first transmission shaft（4）, the lower end of first transmission shaft is through peace Dress cover（22）Bottom and be connected with crank（6）, the first bevel gear（4）Both sides slide plate is connected with by regulating mechanism （11）, the installing frame（23）Bottom and mounting cup（22）Top offer and slide plate（11）Corresponding activity mouth, it is described Slide plate（11）Far from slide（9）Side be fixedly connected with the second sliding block（15）, the installing frame（23）Inner top offer With the second sliding block（15）Corresponding second sliding slot, the slide plate（11）Close to board of education（24）Side pass through multiple clamping mechanisms It is connected with installing plate（16）, the installing plate（16）Side far from clamping mechanism is fixedly connected with hairbrush（17）.

2. a kind of teaching board of education according to claim 1, which is characterized in that the regulating mechanism includes and the first cone Gear（4）Engage the second bevel gear of connection（5）, two second bevel gears（5）Opposite side passes through the second transmission Axis connection has screw（7）, the screw（7）Side far from second driving shaft is equipped with slide（9）, the slide（9）Inside open up Have and screw（7）Corresponding first thread groove, two screws（7）Screw thread it is oppositely arranged, the slide（9）Downside consolidate Surely multiple first sliding blocks are connected with（10）, the mounting cup（22）Interior bottom offer and the first sliding block（10）Corresponding first Sliding slot, the slide（9）Upside and slide plate（11）It is fixedly connected.

3. a kind of teaching board of education according to claim 2, which is characterized in that be arranged on the second driving shaft more It is a to be fixedly connected on mounting cup（22）The bearing block of interior bottom（8）.

A kind of 4. teaching board of education according to claim 1, which is characterized in that two slide plates（11）Opposite one Side has been fixedly connected with fixed plate（12）, the fixed plate（12）Upside be equipped with movable plate（13）, the movable plate（13）It leans on Nearly slide plate（11）Side be fixedly connected with Four-slider, the slide plate（11）On offer it is corresponding with third sliding block the 4th slide Slot, the movable plate（13）Upside be fixedly connected with limited block（14）, the limited block（14）On be threaded with bolt, institute It states bottom in the 4th sliding slot and offers multiple the second thread grooves corresponding with bolt.

5. a kind of teaching board of education according to claim 1, which is characterized in that the clamping mechanism includes being fixedly connected In installing plate（16）On connecting plate（18）, the connecting plate（18）On set there are two symmetrically arranged snap-gauge（20）, two institutes State snap-gauge（20）Opposite side has been fixedly connected with third sliding block（19）, two snap-gauges（20）Between be connected with multiple bullets Spring（21）, the slide plate（11）On offer and snap-gauge（20）Corresponding card slot.

A kind of 6. teaching board of education according to claim 1, which is characterized in that the pedestal（1）Bottom four corners at It is mounted on universal wheel（3）.