Automatic cleaning tool for blackboard

Abstract

The utility model discloses an automatic blackboard cleaning tool which comprises a blackboard, a protection frame is fixedly installed on the surface of the blackboard, a sliding groove is formed in one end of the protection frame, a round rod is fixedly installed in the sliding groove, a sliding block is movably connected to the surface of the round rod in a sleeved mode, and a connecting plate is fixedly installed at one end of the sliding block. A rotating rod is rotationally installed at one end of the protection frame, an adjusting rod is hinged between the rotating rod and the connecting plate, and clamping blocks are fixedly installed at the other ends of the sliding blocks. According to the automatic cleaning tool for the blackboard, an operator starts a motor to run so that a rotating shaft can rotate, then the rotating shaft can drive a belt to rotate, then the belt can drive a rolling shaft to rotate, at the moment, the rolling shaft can drive a rotating rod to rotate, then the rotating rod can drive an adjusting rod to rotate, and then the adjusting rod can drive a connecting plate to slide; and then the sliding block is driven to slide in the sliding groove and on the surface of the round rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to a blackboard technical field, concretely is a blackboard automatic cleaning tool. BACKGROUND

[0002] The blackboard is a teaching appliance, usually made of wood or frosted glass, can write on it with chalk and other specific writing materials, the history of blackboard can be traced back to the invention of writing, people use charcoal to draw on the rock wall. With the passage of time, blackboard evolves from cement board to composite materials and other styles, become the witness of the development of education, therefore need a kind of blackboard automatic cleaning tool.

[0003] When the operator is cleaning the blackboard, manual cleaning is often used, this operation mode increases the labor intensity of the operator, and then can reduce the cleaning efficiency, and the cleaning mechanism is mostly fixed installation, is not convenient to install and dismount, long time use can cause incomplete cleaning. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of blackboard automatic cleaning tool, to solve the operator in the cleaning work of blackboard in the background art described above, manual cleaning is often used, this operation mode increases the labor intensity of the operator, and then can reduce the cleaning efficiency, and the cleaning mechanism is mostly fixed installation, is not convenient to install and dismount, long time use can cause incomplete cleaning.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of blackboard automatic cleaning tool, including blackboard, the surface of the blackboard is fixedly installed with protection frame, one end of the protection frame is all provided with sliding slot, the inside of the sliding slot is all fixedly installed with round bar, the surface of the round bar is all movably sleeved with sliding block, one end of the sliding block is fixedly installed with connecting plate, one end of the protection frame is rotatably installed with rotary bar, adjusting rod is hinged between the rotary bar and connecting plate, and the other end of the sliding block is all fixedly installed with clamping block.

[0006] Preferably, the other end of the protection frame is rotatably installed with roller and rotation shaft, one end of the roller penetrates the protection frame and is fixedly connected with one end of the rotary bar, the surface of the roller and rotation shaft is movably sleeved with belt, the other end of the protection frame is fixedly installed with protection box, one end of the protection box is fixedly installed with motor, and the output end of the motor penetrates the protection box and is fixedly connected with one end of the rotation shaft.

[0007] Preferably, the inside of the clamping block is all provided with clamping groove, the inside of the clamping groove is all movably installed with clamping block, one end of the clamping block is all provided with round hole, and the clamping block is fixedly installed with cleaning plate between.

[0008] Preferably, one end of the clamping block is fixedly provided with a fixing frame, one end of the fixing frame is movably provided with a round shaft, and one end of the round shaft penetrates through the fixing frame and extends into the fixing frame.

[0009] Preferably, one end of the round shaft is fixedly provided with a fixing block, a spring is fixedly arranged between the fixing block and the fixing frame, the inner surface of the spring is movably connected with the outer surface of the round shaft, one end of the fixing block is fixedly provided with a cylinder, and the fixing blocks are fixedly provided with a horizontal plate.

[0010] Preferably, one end of the fixing frame is movably provided with a pull handle, and one end of the pull handle penetrates through the fixing frame and is fixedly connected with one end of the horizontal plate.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The blackboard automatic cleaning tool can automatically clean the blackboard, reduce the labor intensity of the operator, and improve the cleaning efficiency.

[0013] The blackboard automatic cleaning tool can automatically clean the blackboard, reduce the labor intensity of the operator, and improve the cleaning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a blackboard one end structure schematic view of the utility model;

[0016] Figure 3 It is a protective box sectional view of the utility model;

[0017] Figure 4 It is a Figure 3 It is a A place local enlarged view of the utility model;

[0018] Figure 5The exploded view of the utility model;

[0019] Figure 6 The utility model discloses Figure 5 The partial close -up view of B place in middle;

[0020] Figure 7 The side sectional view of the utility model;

[0021] Figure 8 The utility model discloses Figure 7 The partial close -up view of C place in middle.

[0022] In the drawing: 1, blackboard;2, protection frame;3, sliding groove;4, round rod;5, sliding block;6, connecting plate;7, rotating rod;8, adjusting rod;9, clamping block;10, roller;11, rotating shaft;12, belt;13, protection box;14, motor;15, clamping groove;16, clamping block;17, round hole;18, cleaning plate;19, fixed frame;20, round shaft;21, fixed block;22, cylinder;23, spring;24, cross plate;25, pull handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-8The utility model provides a technical scheme: a blackboard automatic cleaning tool, including blackboard 1, the surface fixed mounting of blackboard 1 has protection frame 2, protection frame 2 can carry out protection to blackboard 1, and the one end of protection frame 2 all is set with sliding slot 3, and the inside fixed mounting of sliding slot 3 all has round bar 4, and the surface movable sleeve joint of round bar 4 all has sliding block 5, and the inner surface of sliding block 5 and the outer surface of round bar 4 all are smooth, can make the surface sliding of sliding block 5 on round bar 4 more fluent, reduces the situation of jam, and one end fixed mounting of sliding block 5 has connecting plate 6, and connecting plate 6 when sliding will drive sliding block 5 in the inside of sliding slot 3 and the surface of round bar 4 and slide, and the one end rotation mounting of protection frame 2 has rotating rod 7, and the hinge of rotating rod 7 and connecting plate 6 has adjusting lever 8, and rotating rod 7 when rotating will drive adjusting lever 8 and rotate, further drive connecting plate 6 and slide, and the other end fixed mounting of sliding block 5 all has clamping block 9, and sliding block 5 when sliding will drive clamping block 9 and slide, and the other end rotation mounting of protection frame 2 has the axle 11 of rolling axle 10, and the one end of rolling axle 10 penetrates protection frame 2 and is connected with the one end of rotating rod 7, and rolling axle 10 when rotating will drive rotating rod 7 and rotate, and the surface movable sleeve joint of rolling axle 10 and axle 11 has belt 12, and axle 11 when rotating will drive belt 12 and rotate, further drive rolling axle 10 and rotate, and the other end fixed mounting of protection frame 2 has protection box 13, and the one end fixed mounting of protection box 13 has motor 14, and the output of motor 14 penetrates protection box 13 and is connected with the one end of axle 11, and motor 14 when operating will make axle 11 and rotate.

[0025] The inner part of the clamping block 9 is provided with a clamping groove 15, the inner part of the clamping groove 15 is movably provided with a clamping block 16, the clamping groove 15 is matched with the clamping block 16, the shape of the clamping groove 15 and the clamping block 16 is L-shaped, one end of the clamping block 16 is provided with a round hole 17, the round hole 17 is matched with the cylindrical column 22, and the clamping block 16 is fixedly provided with a cleaning plate 18, the cleaning plate 18 can clean the blackboard 1, one end of the clamping block 9 is fixedly provided with a fixed frame 19, one end of the fixed frame 19 is movably provided with a round shaft 20, one end of the round shaft 20 penetrates through the fixed frame 19 and extends into the inner part of the fixed frame 19, the outer surface of the round shaft 20 and the inner surface of the fixed frame 19 are smooth, one end of the round shaft 20 is fixedly provided with a fixed block 21, the fixed block 21 can drive the round shaft 20 to slide when sliding, the fixed block 21 and the fixed frame 19 are fixedly provided with a spring 23, the inner surface of the spring 23 and the outer surface of the round shaft 20 are movably connected, the fixed block 21 can extrude and compress the spring 23 when sliding, one end of the fixed block 21 is fixedly provided with a cylindrical column 22, the fixed block 21 can drive the cylindrical column 22 to slide when sliding, and the fixed block 21 is fixedly provided with a horizontal plate 24, the horizontal plate 24 can drive the fixed block 21 to slide when sliding, one end of the fixed frame 19 is movably provided with a pull handle 25, the outer surface of the pull handle 25 and the inner surface of the fixed frame 19 are movably connected, one end of the pull handle 25 penetrates through the fixed frame 19 and is fixedly connected with one end of the horizontal plate 24, and the pull handle 25 can drive the horizontal plate 24 to slide when sliding.

[0026] Working principle: first, the operator starts the operation of the motor 14, which makes the rotating shaft 11 rotate, and then the rotating shaft 11 drives the belt 12 to rotate, and then the belt 12 drives the rolling shaft 10 to rotate, at this time the rolling shaft 10 drives the rotating rod 7 to rotate, and then the rotating rod 7 drives the adjusting rod 8 to rotate, and then the adjusting rod 8 drives the connecting plate 6 to slide, and then the sliding block 5 slides in the inner part of the sliding groove 3 and on the surface of the round rod 4, and at the same time the sliding block 5 drives the clamping block 9 to slide, and then the clamping block 9 drives the cleaning plate 18 between the clamping blocks 9 to slide on the surface of the blackboard 1, which can automatically clean, secondly, the operator pulls the pull handle 25, and then the pull handle 25 drives the horizontal plate 24 to slide, and then the horizontal plate 24 drives the fixed block 21 to slide, at this time the fixed block 21 extrudes and compresses the spring 23, and then the fixed block 21 drives the cylindrical column 22 to separate from the inner part of the round hole 17, and at the same time the cleaning plate 18 slides, and then the cleaning plate 18 drives the clamping block 16 to slide, until the clamping block 16 slides out of the inner part of the clamping groove 15, which can disassemble and replace the cleaning plate 18.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A blackboard automatic cleaning tool comprising a blackboard (1), characterized in that: The surface of the blackboard (1) is fixedly installed with a protection frame (2), one end of the protection frame (2) is provided with a sliding groove (3), the inside of the sliding groove (3) is fixedly installed with a round rod (4), the surface of the round rod (4) is movably sleeved with a sliding block (5), one end of the sliding block (5) is fixedly installed with a connecting plate (6), one end of the protection frame (2) is rotatably installed with a rotating rod (7), the rotating rod (7) and the connecting plate (6) are hinged with an adjusting rod (8), and the other end of the sliding block (5) is fixedly installed with a clamping block (9).

2. The blackboard automatic cleaning tool according to claim 1, characterized in that: The other end of the protection frame (2) is rotatably installed with a rolling shaft (10) and a rotating shaft (11), one end of the rolling shaft (10) penetrates the protection frame (2) and is fixedly connected with one end of the rotating rod (7), the surface of the rolling shaft (10) and the rotating shaft (11) is movably sleeved with a belt (12), the other end of the protection frame (2) is fixedly installed with a protection box (13), one end of the protection box (13) is fixedly installed with a motor (14), and the output end of the motor (14) penetrates the protection box (13) and is fixedly connected with one end of the rotating shaft (11).

3. The blackboard automatic cleaning tool according to claim 1, wherein: The inside of the clamping block (9) is provided with a clamping groove (15), the inside of the clamping groove (15) is movably installed with a clamping block (16), one end of the clamping block (16) is provided with a round hole (17), and the clamping block (16) is fixedly installed with a cleaning plate (18) between them.

4. The blackboard automatic cleaning tool according to claim 1, wherein: One end of the clamping block (9) is fixedly installed with a fixing frame (19), one end of the fixing frame (19) is movably installed with a round shaft (20), and one end of the round shaft (20) penetrates the fixing frame (19) and extends into the inside of the fixing frame (19).

5. The blackboard automatic cleaning tool according to claim 4, characterized in that: One end of the round shaft (20) is fixedly installed with a fixed block (21), the fixed block (21) and the fixing frame (19) are fixedly installed with a spring (23) between them, the inner surface of the spring (23) and the outer surface of the round shaft (20) are movably connected, one end of the fixed block (21) is fixedly installed with a cylinder (22), and the fixed block (21) is fixedly installed with a horizontal plate (24) between them.

6. The blackboard automatic cleaning tool according to claim 4, wherein: One end of the fixing frame (19) is movably installed with a pull handle (25), and one end of the pull handle (25) penetrates the fixing frame (19) and is fixedly connected with one end of the horizontal plate (24).

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