CN220785297U

CN220785297U - Combined blackboard

Info

Publication number: CN220785297U
Application number: CN202321404202.3U
Authority: CN
Inventors: 康敏惠
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-04-16
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a combined blackboard, and relates to the technical field of teaching aids. Including the mainboard body, the front of the mainboard body has set gradually mount, blackboard, touch display screen and mounting box from a left side to the right side, the inside activity of mounting box is provided with the lead screw, the one end and the output shaft fixed connection of first motor of lead screw, the surface activity of lead screw is provided with the nut seat, the relation of connection of nut seat and lead screw is threaded connection, one side of nut seat is fixed and is provided with the connecting rod, the one end of connecting rod is fixed and is provided with the mounting panel, the mounting groove has been seted up to one side of mounting panel, and the inside activity of mounting groove is provided with the brush pole. Through setting up nut seat, lead screw and brush pole, the lead screw under the rotation state drives the brush pole through the nut seat and carries out vertical movement, and the brush pole under the mobile state can clean touch display screen for touch display screen keeps good display effect.

Description

Combined blackboard

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a combined blackboard.

Background

The blackboard is not a black board surface, is a plane which can be repeatedly written by chalk in the traditional sense, is hard and is mostly used for teaching, is generally made of wood boards or ground glass and the like, and can be written on by special writing materials such as chalk and the like, and is mostly black, dark green, white or beige.

The utility model patent CN218804890U discloses a teaching training board, which comprises a main board body, wherein a training blackboard is fixedly arranged at the central position of the main board body, a dust collecting box is fixedly arranged at the bottom of the training blackboard, a touch display screen is fixedly arranged at one side of the training blackboard, a control box is fixedly arranged at the back of the training blackboard, a micro host is fixedly arranged above the inside of the control box, and a dust collector is fixedly arranged below the inside of the control box. According to the utility model, through the combination of various structures, mathematical teaching operation can be performed on students in a mode of combining a plurality of groups of structures, so that the teaching mode is increased, the teaching quality is improved, and chalk dust generated during manual writing teaching can be collected by the training board, so that the cleanliness of classrooms is increased, the training board is more convenient to use, and the application range is enlarged.

However, the blackboard does not have a touch display screen cleaning function, dust is inevitably attached to the surface of the touch display screen after the touch display screen is used for teaching for a period of time, and the display effect of the touch display screen is reduced due to the attached dust.

Disclosure of Invention

The utility model provides a combined blackboard which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a combination blackboard, includes the mainboard body, the front of the mainboard body has set gradually mount, blackboard, touch display screen and mounting box from a left side to the right side, the inside activity of mounting box is provided with the lead screw, the one end and the output shaft fixed connection of first motor of lead screw, the surface activity of lead screw is provided with the nut seat, the relation of connection of nut seat and lead screw is threaded connection, the fixed connecting rod that is provided with in one side of nut seat, the fixed mounting panel that is provided with of one end of connecting rod, the mounting groove has been seted up to one side of mounting panel, and the inside activity of mounting groove is provided with the brush pole, the jack has been seted up to the inboard of brush pole, and the inside activity of jack is provided with the inserted bar, the below of brush pole is provided with album ash box, the fixed second motor that is provided with in one side of album ash box, the output shaft fixedly connected with pivot of second motor, the one end of pivot runs through album ash box one side and extends to the inside of album ash box, the fixed rubber ball that is provided with in bottom of pivot one end.

Further, the fixed plate is fixedly arranged at one end of the inserted link, a thread block is fixedly arranged at one side of the fixed plate, and a screw rod is movably arranged on the inner wall of the thread block.

Further, the connection relation of screw rod and screw thread piece is threaded connection, the bottom of mounting panel inner wall is run through to the one end of screw rod and extends to the bottom of mounting panel outer wall, the one end of screw rod is fixed to be provided with the handle.

Further, a sliding block is fixedly arranged on one side of the threaded block, one side of the sliding block is positioned in a sliding groove on one side of the inner wall of the mounting plate, and the mounting plate is in sliding connection with the sliding block.

Further, a guide block is fixedly arranged on the other side of the nut seat, one side of the guide block is positioned in a sliding groove on one side of the inner wall of the installation box, and the guide block is in sliding connection with the installation box.

Furthermore, an abacus is arranged in the fixing frame.

Compared with the prior art, the utility model provides a combined blackboard which has the following beneficial effects:

1. according to the combined blackboard, the nut seat, the screw rod and the brush rod are arranged, the screw rod in the rotating state drives the brush rod to vertically move through the nut seat, and the brush rod in the moving state can clean the touch display screen, so that the touch display screen can keep good display effect.

2. According to the combined blackboard, the inserted link is arranged, the brush rod can be detached by means of the clamping relation between the inserted link and the brush rod, and a detaching tool is not required during detachment, so that the brush rod is convenient to replace.

3. This combination blackboard through setting up second motor, pivot and rubber ball, and rubber ball under the rotation state can constantly pat the brush pole for the brush pole produces the vibration, thereby shakes down the dust that will adhere at the brush face, makes the brush pole keep good clean ability.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front elevational view of the structure of the present utility model;

FIG. 3 is a schematic view of a brush bar construction according to the present utility model;

fig. 4 is a schematic view of a mounting plate structure according to the present utility model.

In the figure: 1. a main board body; 2. a fixing frame; 201. an abacus; 3. a blackboard; 4. touching the display screen; 5. a mounting box; 501. a screw rod; 502. a first motor; 503. a nut seat; 504. a connecting rod; 505. a guide block; 6. a mounting plate; 601. a brush bar; 7. a rod; 701. a fixing plate; 702. a screw block; 703. a screw; 704. a handle; 705. a slide block; 8. an ash collecting box; 801. a second motor; 802. a rotating shaft; 803. rubber balls.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model discloses a combined blackboard, which comprises a main board body 1, a fixing frame 2, a blackboard 3, a touch display screen 4 and a mounting box 5 are sequentially arranged on the front surface of the main board body 1 from left to right, a screw rod 501 is movably arranged in the mounting box 5, one end of the screw rod 501 is fixedly connected with an output shaft of a first motor 502, a nut seat 503 is movably arranged on the surface of the screw rod 501, the nut seat 503 is in threaded connection with the screw rod 501, a connecting rod 504 is fixedly arranged on one side of the nut seat 503, a mounting plate 6 is fixedly arranged at one end of the connecting rod 504, a mounting groove is formed in one side of the mounting plate 6, a brush rod 601 is movably arranged in the mounting groove, a jack is formed in the inner side of the brush rod 601, a plug rod 7 is movably arranged in the jack, an ash collecting box 8 is arranged below the brush rod 601, one side of the ash collecting box 8 is fixedly provided with a second motor 801, an output shaft of the second motor 801 is fixedly connected with a rotating shaft 802, one side of the ash collecting box 802 penetrates through the ash collecting box 8, and extends to the bottom 803 of the rubber box 803, and is fixedly arranged at one end of the rotating shaft 802.

Specifically, a fixed plate 701 is fixedly disposed at one end of the insert rod 7, a threaded block 702 is fixedly disposed at one side of the fixed plate 701, and a screw 703 is movably disposed on an inner wall of the threaded block 702.

In this embodiment, by setting the threaded block 702 and the threaded rod 703, the threaded rod 703 in a rotating state drives the insert rod 7 to move through the threaded block 702, and when one end of the insert rod 7 is separated from the insertion hole on the brush rod 601, the clamping relationship between the insert rod 7 and the brush rod 601 can be released.

Specifically, the connection relationship between the screw 703 and the threaded block 702 is threaded connection, one end of the screw 703 penetrates through the bottom of the inner wall of the mounting plate 6 and extends to the bottom of the outer wall of the mounting plate 6, and a handle 704 is fixedly arranged at one end of the screw 703.

In this embodiment, by providing the handle 704, the locking relationship between the plunger 7 and the brush rod 601 can be achieved or the locking relationship between the plunger 7 and the brush rod 601 can be released by rotating the handle 704, and the operation steps are simple.

Specifically, a sliding block 705 is fixedly disposed on a side, on which the threaded block 702 is fixedly disposed, of the threaded block 702, one side of the sliding block 705 is located in a sliding groove on one side of the inner wall of the mounting plate 6, and the connection relationship between the mounting plate 6 and the sliding block 705 is sliding connection.

In this embodiment, by providing the slider 705, the slider 705 moves along with the screw block 702, so that the screw block 702 stably moves.

Specifically, a guide block 505 is fixedly disposed on the other side of the nut seat 503, one side of the guide block 505 is located in a chute on one side of the inner wall of the installation box 5, and the connection relationship between the guide block 505 and the installation box 5 is a sliding connection.

In this embodiment, by providing the guide block 505, the guide block 505 moves along with the nut seat 503, so that the nut seat 503 moves stably.

Specifically, an abacus 201 is disposed inside the fixing frame 2.

In this embodiment, by providing the abacus 201, it is convenient for the teaching staff to perform abacus teaching on the learner.

When the combined blackboard 3 is used, a student can be subjected to abacus teaching through the abacus 201, the blackboard 3 can write knowledge points, and the touch display screen 4 can be used for carrying out multimedia teaching on the student, so that the combined blackboard 3 is realized;

starting a first motor 502, the first motor 502 drives the screw rod 501 to rotate, the screw rod 501 in a rotating state drives the brush rod 601 to vertically move through the nut seat 503, the brush rod 601 in a moving state can clean the touch display screen 4, when the brush surface of the brush rod 601 is cleaned, the brush rod 601 needs to be moved to the inside of the dust collecting box 8, then a second motor 801 is started, the second motor 801 drives the rubber ball 803 to rotate through the rotating shaft 802, the rubber ball 803 in a rotating state continuously beats the brush rod 601, the brush rod 601 vibrates, dust adhered to the brush surface is shaken off, the shaken dust falls into the inside of the dust collecting box 8, when the brush rod 601 is dismounted, the screw rod 703 is driven to rotate through a rotating handle 704, the screw rod 703 in the rotating state drives the insert rod 7 through a threaded block 702, when one end of the insert rod 7 is separated from a jack on the brush rod 601, the clamping relation between the insert rod 7 and the brush rod 601 can be relieved, and the brush rod 601 can be dismounted.

To sum up, this combination blackboard, through setting up nut seat 503, lead screw 501 and brush pole 601, lead screw 501 under the rotation state drives brush pole 601 through nut seat 503 and carries out vertical migration, brush pole 601 under the motion state can clean touch display screen 4, make touch display screen 4 keep good display effect, through setting up inserted bar 7, utilize the joint relation of inserted bar 7 and brush pole 601, can dismantle brush pole 601, need not use extracting tool during the dismantlement, thereby be convenient for change brush pole 601, through setting up second motor 801, pivot 802 and rubber ball 803, rubber ball 803 under the rotation state can constantly beat brush pole 601, make brush pole 601 produce the vibration, thereby shake down the dust that will adhere at the brush face, make brush pole 601 keep good clean ability.

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

Claims

1. The utility model provides a combination blackboard, includes mainboard body (1), its characterized in that: the utility model discloses a dust collecting box, including main board body (1), fixing frame (2), blackboard (3), touch display screen (4) and install bin (5) have set gradually from left to right in front, the inside activity of install bin (5) is provided with lead screw (501), the one end of lead screw (501) and the output shaft fixed connection of first motor (502), the surface activity of lead screw (501) is provided with nut seat (503), the relation of connection of nut seat (503) and lead screw (501) is threaded connection, one side of nut seat (503) is fixed and is provided with connecting rod (504), the one end of connecting rod (504) is fixed and is provided with mounting panel (6), the mounting groove has been seted up to one side of mounting panel (6), and the inside activity of mounting groove is provided with brush pole (601), the jack has been seted up to the inboard of brush pole (601), and the inside activity of jack is provided with inserted bar (7), the below of brush pole (601) is provided with grey box (8), one side of grey box (8) is fixed and is provided with second motor (801), the one side of second motor (801) and the one side of grey box (802) is fixed and is connected with grey box (8) one side of grey (8) is run through to grey box (8), rubber balls (803) are fixedly arranged at the bottom of one end of the rotating shaft (802).

2. A combination blackboard according to claim 1, characterized in that: one end of the inserted link (7) is fixedly provided with a fixed plate (701), one side of the fixed plate (701) is fixedly provided with a thread block (702), and the inner wall of the thread block (702) is movably provided with a screw (703).

3. A combination blackboard according to claim 2, characterized in that: the connection relation of screw rod (703) and screw thread piece (702) is threaded connection, the bottom of mounting panel (6) inner wall is run through to one end of screw rod (703) and extends to the bottom of mounting panel (6) outer wall, the one end of screw rod (703) is fixed and is provided with handle (704).

4. A combination blackboard according to claim 3, characterized in that: a sliding block (705) is fixedly arranged on one side of the threaded block (702), one side of the sliding block (705) is positioned in a sliding groove on one side of the inner wall of the mounting plate (6), and the connection relation between the mounting plate (6) and the sliding block (705) is sliding connection.

5. A combination blackboard according to claim 1, characterized in that: the nut seat (503) is fixedly provided with a guide block (505) at the other side, one side of the guide block (505) is positioned in a chute at one side of the inner wall of the installation box (5), and the connection relation between the guide block (505) and the installation box (5) is sliding connection.

6. A combination blackboard according to claim 1, characterized in that: an abacus (201) is arranged in the fixing frame (2).