CN209756575U - An English teaching board that is easy to operate and demonstrate - Google Patents

Abstract

The utility model belongs to the technical field of teaching aids, and discloses an English teaching board convenient for operation and demonstration, which comprises a teaching board component and a cleaning component, wherein the teaching board component comprises a supporting seat, supporting legs, a supporting frame, a main board, a first auxiliary board, a second auxiliary board and a clapboard, the supporting legs are arranged on the lower surface of the supporting seat, a transmission shaft at the output end of a reciprocating motor drives the movement of a reciprocating belt, so that the main board is cleaned by the first board eraser, a user pushes the first auxiliary board and the second auxiliary board into the supporting frame, the first auxiliary board and the second auxiliary board can be directly erased by utilizing the two second board erasers, the erased chalk dust can fall into a dust collecting drawer, the user takes out the dust collecting drawer, can clean the dust collecting drawer, and the environmental pollution is reduced, and simultaneously, the prevalence rate of respiratory diseases of users is reduced.

Description

An English teaching board that is easy to operate and demonstrate

technical field

The utility model belongs to the technical field of teaching aids, in particular to an English teaching board which is convenient for operation and demonstration.

Background technique

With the continuous progress of the times, more and more students have begun to learn English. The teacher will write the necessary words and sentences on the teaching board to illustrate. Now the design of combining multiple blackboards has entered most classrooms, giving Students leave ample time for note-taking.

Most teachers now use chalk to write on the blackboard when teaching. When erasing the blackboard, the teacher needs to be close to the blackboard, causing chalk dust to fall into the teacher's mouth and nose, which increases the teacher's prevalence of respiratory diseases.

Utility model content

The utility model provides an English teaching board that is convenient for operation and demonstration, and aims to solve the problem that most teachers use chalk to write on the blackboard when teaching. When erasing the blackboard, the teacher needs to be close to the blackboard, causing the chalk dust to fall. Into the teacher's mouth and nose, increasing the prevalence of the teacher's respiratory diseases.

The utility model is achieved in this way. An English teaching board that is convenient for operation and demonstration includes a teaching board assembly and a cleaning assembly. The teaching board assembly includes a support seat, a support leg, a support frame, a main board, a first sub-board, a second The sub-board and the partition, the support legs are arranged on the lower surface of the support seat, the support legs are fixedly connected to the support seat, the support frame is arranged on the upper surface of the support seat, and the support frame fixedly connected to the support seat, the main board, the first sub-board and the second sub-board are arranged in sequence inside the support frame from front to back, the main board is fixedly connected to the support frame, Both the first sub-board and the second sub-board are slidably connected to the support frame, the partition is arranged inside the support frame, the partition is fixedly connected to the support frame, and the cleaning The assembly includes a reciprocating motor, a reciprocating belt, a first eraser, a dust collection drawer, a rotating wheel and a second eraser, the reciprocating belt is respectively sleeved on the output end of the reciprocating motor and the outer wall of the rotating wheel, and the reciprocating The output end of the motor is connected to the reciprocating belt through the drive shaft, the first eraser is arranged on the right side wall of the reciprocating belt, the left end of the first eraser is fixedly connected to the reciprocating belt, and the dust collection drawer It is arranged inside the support seat, the dust collection drawer is detachably connected to the support seat, the second eraser is arranged on the side wall of the partition away from the first sub-board, and the second The eraser is fixedly connected to the partition, the reciprocating motor is arranged inside the support frame, the reciprocating motor is fixedly connected to the support frame, and the reciprocating motor is electrically connected to an external power supply.

Preferably, a cavity is provided inside the support frame, and a first rectangular opening is opened at the bottom of the support frame.

Preferably, an inner cavity is provided inside the support base, and a second rectangular opening corresponding to the bottom of the support frame is opened on the upper surface of the support base.

Preferably, the teaching board assembly further includes a first handle, the first handle is arranged on the right surface wall of the first sub-board, and the first handle is fixedly connected to the first sub-board by a nut.

Preferably, there are two first handles, and the other first handle is fixedly arranged on the left surface wall of the second sub-panel.

Preferably, the shape of the first eraser is long, and the right end of the first eraser is slidably connected to the support frame.

Preferably, the number of the second eraser is two, the other second eraser is arranged on the front surface of the first sub-board, and the other second eraser is fixedly arranged on the right surface close to the support frame. wall.

Preferably, the cleaning assembly further includes a second handle, and the second handle is fixedly arranged on the right surface of the dust collection drawer.

Compared with the prior art, the beneficial effect of the utility model is: an English teaching board which is convenient for operation and demonstration of the utility model, by setting the first eraser, the second eraser and the dust-collecting drawer, it is convenient The user cleans the main board, the first sub-board and the second sub-board, and when the user writes on the main board, the first sub-board and the second sub-board, After the reciprocating motor is electrically connected to the external power supply, the transmission shaft at the output end of the reciprocating motor drives the movement of the reciprocating belt, so that the first eraser cleans the main board, and the user puts the first pair of The board and the second sub-board are pushed into the supporting frame, and the first sub-board and the second sub-board can be directly erased by using the two second erasers, and the erased chalk Dust will fall into the dust collection drawer, and the user can take out the dust collection drawer to clean the dust collection drawer, which reduces environmental pollution and reduces the prevalence of respiratory diseases of the user .

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the left view structural representation of the utility model;

Fig. 3 is a schematic diagram of the structure of the eraser of the present invention;

Fig. 4 is a schematic diagram of the expanded structure of the utility model;

Fig. 5 is a structural schematic diagram of a support seat of the present invention;

Fig. 6 is a schematic structural diagram of the dust collection drawer of the present invention;

In the figure: 1, teaching board assembly; 11, support seat; 12, support leg; 13, support frame; 14, main board; 15, first sub board; 16, second sub board; 17, first handle; 18, partition 2, cleaning assembly; 21, reciprocating motor; 22, reciprocating belt; 23, first eraser; 24, dust collection drawer; 25, second handle; 26, rotating wheel; 27, second eraser.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 1 to Fig. 6, the utility model provides a kind of technical scheme: a kind of English teaching board that is convenient for operation demonstration, comprises teaching board assembly 1 and cleaning assembly 2, and teaching board assembly 1 includes support seat 11, support leg 12, Support frame 13, main board 14, first sub-board 15, second sub-board 16 and partition 18, support leg 12 is arranged on the lower surface of support seat 11, support leg 12 is fixedly connected to support seat 11, support frame 13 is arranged on On the upper surface of the support seat 11, the support frame 13 is fixedly connected to the support seat 11, the main board 14, the first sub-board 15 and the second sub-board 16 are arranged in the inside of the support frame 13 from front to back, and the main board 14 is fixedly connected to the support The frame 13, the first sub-board 15 and the second sub-board 16 are all slidably connected to the support frame 13, the partition 18 is arranged inside the support frame 13, the partition 18 is fixedly connected to the support frame 13, and the cleaning assembly 2 includes a reciprocating motor 21 , reciprocating belt 22, first blackboard eraser 23, dust collection drawer 24, rotating wheel 26 and second blackboard eraser 27, reciprocating belt 22 is sleeved on the output end of reciprocating motor 21 and the external wall of rotating wheel 26 respectively, the output of reciprocating motor 21 The end is connected to the reciprocating belt 22 through the drive shaft transmission, the first eraser 23 is arranged on the right side wall of the reciprocating belt 22, the left end of the first eraser 23 is fixedly connected to the reciprocating belt 22, and the dust collection drawer 24 is arranged on the inside of the support base 11. The dust drawer 24 is detachably connected to the support base 11, the second eraser 27 is arranged on the side wall of the partition 18 away from the first sub-board 15, the second eraser 27 is fixedly connected to the partition 18, and the reciprocating motor 21 is arranged on the support frame 13 Inside, the reciprocating motor 21 is fixedly connected to the support frame 13, and the reciprocating motor 21 is electrically connected to an external power supply.

In this embodiment, by setting the dust collection drawer 24, it is convenient to collect the chalk dust. The opening on the upper surface directly falls into the dust collection drawer 24, which reduces the pollution to the environment. The user holds the second handle 25 and pulls it to the right to pull out the dust collection drawer 24, which is convenient for the user to clean the dust collection drawer 24. The chalk dust in dust drawer 24 is cleaned, has reduced the pollution that chalk dust causes to the environment, has also reduced the sickness rate of user's respiratory disease simultaneously.

In this embodiment, by setting the supporting legs 12, it is convenient to support the whole teaching board. When the user is using it, the height of the teaching board is increased by using the supporting legs 12, which increases the comfort of the user. After using the layout of the main board 14, the user holds the corresponding first handle 17 and pulls it, so that the first sub-board 15 can be pulled out to the right or the second sub-board 16 can be pulled out to the left, so as to increase the amount of writing of the user. It is also convenient for students to take notes. By arranging the dust collection drawer 24, it is convenient to collect chalk dust. The opening on the upper surface directly falls into the dust collection drawer 24, which reduces the pollution to the environment. The user holds the second handle 25 and pulls it to the right to pull out the dust collection drawer 24, which is convenient for the user to clean the dust collection drawer 24. The chalk dust in dust drawer 24 is cleaned, has reduced the pollution that chalk dust causes to the environment, has also reduced the sickness rate of user's respiratory disease simultaneously.

Further, a cavity is provided inside the support frame 13 , and a first rectangular opening is opened at the bottom of the support frame 13 .

In this embodiment, the main board 14, the first sub-board 15 and the second sub-board 16 are arranged in the cavity of the support frame 13. When erasing, the raising of chalk dust is reduced, thereby reducing the pollution to the environment.

Further, an inner cavity is provided inside the support base 11 , and a second rectangular opening corresponding to the bottom of the support frame 13 is opened on the upper surface of the support base 11 .

In this embodiment, the user puts the dust collection drawer 24 into the inner cavity of the support base 11, so that when the chalk dust falls, it can directly fall into the dust collection drawer 24, which is convenient for the user to clean the chalk dust. .

Further, the teaching board assembly 1 further includes a first handle 17 , the first handle 17 is arranged on the right surface wall of the first sub-board 15 , and the first handle 17 is fixedly connected to the first sub-board 15 through a nut.

In this embodiment, by providing the first handle 17, it is convenient to pull the first sub-panel 15 apart. The user can hold the first handle 17 and pull it to the right to pull the first sub-panel 15 apart, thereby making it convenient for the user to open the first sub-panel 15 at the second Write on a secondary board 15 .

Further, there are two first handles 17 , and another first handle 17 is fixedly arranged on the left surface wall of the second sub-board 16 .

In this embodiment, the user can pull out the second sub-board 16 by holding the other first handle 17 and pulling it to the left, so that the user can write on the second sub-board 16 conveniently.

Further, the shape of the first eraser 23 is long, and the right end of the first eraser 23 is slidably connected to the support frame 13 .

In this embodiment, after the reciprocating motor 21 is electrically connected to the external power supply, the transmission shaft at the output end of the reciprocating motor 21 drives the reciprocating belt 22 to rotate, so that the first eraser 23 can move up and down, thereby using the first eraser 23 to erase the main board .

Further, the number of the second eraser 27 is two, another second eraser 27 is arranged on the front surface of the first sub-board 15 , and another second eraser 27 is fixedly arranged near the right surface wall of the support frame 13 .

In this embodiment, when the user pushes the first sub-board 15 into the supporting frame 13, another second eraser 27 can be used to directly erase the first sub-board 15, which reduces the user's erasing time.

Further, the cleaning assembly 2 further includes a second handle 25 fixedly arranged on the right surface of the dust collection drawer 24 .

In this embodiment, the user holds the second handle 25 and pulls it to the right to take out the entire dust collection drawer 24, thereby facilitating the user to clean up the chalk dust in the dust collection drawer 24 and reducing the user's labor. Clean up time.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (8)

1. An English teaching board that is convenient for operation and demonstration is characterized in that it includes a teaching board assembly and a cleaning assembly, and the teaching board assembly includes a support seat, a support leg, a support frame, a main board, a first sub-board, and a second sub-board and a partition, the supporting legs are arranged on the lower surface of the supporting seat, the supporting legs are fixedly connected to the supporting seat, the supporting frame is arranged on the upper surface of the supporting seat, and the supporting frame is fixedly connected In the support seat, the main board, the first sub-board and the second sub-board are arranged in sequence inside the support frame from front to back, the main board is fixedly connected to the support frame, the Both the first sub-board and the second sub-board are slidably connected to the support frame, the partition is arranged inside the support frame, the partition is fixedly connected to the support frame, and the cleaning assembly includes A reciprocating motor, a reciprocating belt, a first eraser, a dust collection drawer, a rotating wheel and a second eraser, the reciprocating belt is respectively sleeved on the output end of the reciprocating motor and the outer wall of the rotating wheel, the reciprocating motor The output end is connected to the reciprocating belt through the drive shaft, the first eraser is arranged on the right side wall of the reciprocating belt, the left end of the first eraser is fixedly connected to the reciprocating belt, and the dust collection drawer is arranged on the Inside the support base, the dust collection drawer is detachably connected to the support base, the second eraser is arranged on the side wall of the partition away from the first sub-panel, and the second eraser is fixed Connected to the partition, the reciprocating motor is arranged inside the support frame, the reciprocating motor is fixedly connected to the support frame, and the reciprocating motor is electrically connected to an external power supply. 2 . The English teaching board for convenient operation demonstration according to claim 1 , wherein a cavity is provided inside the support frame, and a first rectangular opening is opened at the bottom of the support frame. 3 . 3. A kind of English teaching board convenient for operation and demonstration as claimed in claim 1, characterized in that, the inside of the support seat is provided with an inner chamber, and the upper surface of the support seat is provided with a connection with the support frame. The bottom corresponds to the second rectangular mouth. 4. A kind of English teaching board that is convenient for operation and demonstration as claimed in claim 1, characterized in that, the teaching board assembly also includes a first handle, and the first handle is arranged on the right surface wall of the first sub-board, The first handle is fixedly connected to the first sub-board through a nut. 5. A kind of English teaching board convenient for operation demonstration as claimed in claim 4, characterized in that, the quantity of the first handle is two, and the other first handle is fixedly arranged on the left side of the second sub-board table wall. 6 . An English teaching board that is convenient for operation and demonstration according to claim 1 , wherein the first eraser is long in shape, and the right end of the first eraser is slidably connected to the support frame. 7 . 7. A kind of English teaching board that is convenient for operation demonstration as claimed in claim 1, is characterized in that, the quantity of described second blackboard eraser is two, and another described second blackboard eraser is arranged on the front surface of described first auxiliary board , and the other second eraser is fixedly arranged on the right surface wall close to the support frame. 8 . The English teaching board for convenient operation demonstration according to claim 1 , wherein the cleaning assembly further comprises a second handle, and the second handle is fixedly arranged on the right surface of the dust collection drawer.