CN216635964U

CN216635964U - Self-erasing type movable blackboard

Info

Publication number: CN216635964U
Application number: CN202123391032.3U
Authority: CN
Inventors: 宋艳秋; 刘颖; 宋俊男
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-31
Anticipated expiration: 2031-12-30

Abstract

The application provides a blackboard is removed to formula of wiping belongs to blackboard technical field. This blackboard is removed to self-wiping formula, including frame and clearance mechanism, it is equipped with the plate body to slide in the frame, the back fixed mounting of plate body has elevating system, clearance mechanism includes lifter plate, drive mechanism, two clearance cottons, two scrapers and collection mechanism, the lifter plate with elevating system fixed connection, set up flutedly in the middle of the lifter plate, the cavity has all been seted up in the both ends lateral wall of lifter plate. Through setting up drive mechanism, when elevating system drove the lifter plate lift, drive mechanism drove two clearance cottons rotatory, realizes wiping the purpose to the automation of plate body, two scrapers and two cotton contacts of clearance to scrape the dust on the clearance cotton through the scraper, in the collection mechanism that the through opening that again passes through on the scraper falls into the below, be convenient for scrape the dust on the clearance cotton, be convenient for scrape the back clearance dust simultaneously.

Description

Self-erasing type movable blackboard

Technical Field

The application relates to the field of blackboards, in particular to a self-erasing type movable blackboard.

Background

In order to facilitate teaching or display, the blackboard is arranged in the frame body, the blackboard is pushed to move in the frame body, people can conveniently observe the blackboard, teaching time can be wasted when the blackboard is wiped by the blackboard eraser, and the existing self-wiping blackboard can automatically wipe the blackboard.

In the related technology, the motor drives the blackboard eraser to move on the blackboard, so that the purpose of automatically erasing the blackboard is achieved, but the existing self-erasing movable blackboard has the condition that dust on the blackboard eraser is inconvenient to clean, and in the process of repeatedly erasing the blackboard, the dust can be accumulated on the blackboard eraser, the dust is inconvenient to clean, and the use of the blackboard eraser can be influenced.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the application provides the self-erasing type movable blackboard, and aims to solve the problem that the existing self-erasing type movable blackboard is not convenient to clean dust on a blackboard eraser.

The embodiment of the application provides a self-erasing type movable blackboard which comprises a frame and a cleaning mechanism.

The cleaning device comprises a frame, and is characterized in that a plate body is arranged in the frame in a sliding mode, a lifting mechanism is fixedly mounted on the back of the plate body, the cleaning mechanism comprises a lifting plate, a transmission mechanism, two cleaning cottons, two dust scraping plates and a collecting mechanism, the lifting plate is fixedly connected with the lifting mechanism, a groove is formed in the middle of the lifting plate, cavities are formed in the side walls of the two ends of the lifting plate, the two ends of the transmission mechanism rotate to penetrate through the side walls of the cavities, the two cleaning cottons are fixedly sleeved on the transmission mechanism, the two dust scraping plates are fixedly mounted on the inner wall of the groove, the two dust scraping plates are in sliding contact with the cleaning cottons respectively, the two cleaning cottons are in contact with the plate body, penetrating openings are formed in the two dust scraping plates, and the collecting mechanism is inserted in the bottom of the groove.

In the above-mentioned realization in-process, through setting up drive mechanism, when elevating system drove the lifter plate and goes up and down, drive mechanism drove two clearance cottons rotatory, realizes the automatic purpose of cleaning to the plate body, and two scrapers and two clearance cotton contacts to scrape the dust on the clearance cotton through the scraper, fall into the collection mechanism of below through the through-hole on the scraper again, be convenient for scrape the dust on the clearance cotton, be convenient for scrape the back clearance dust simultaneously.

In a specific embodiment, elevating system includes first motor, threaded rod and two fixed blocks, first motor and two the equal fixed mounting of fixed block in the back of plate body, the both ends of threaded rod rotate respectively and run through two the fixed block, the one end of threaded rod and the drive shaft fixed connection of first motor.

In a specific embodiment, elevating system still includes the U template, threaded rod screw thread runs through the U template, the both ends lateral wall of U template all with lifter plate fixed connection.

In the implementation process, the first motor drives the U-shaped plate to move through the threaded rod, the lifting purpose of the lifting plate is achieved, and therefore the purpose of automatically wiping the plate body is achieved.

In a specific embodiment, the sliding grooves are formed in the side walls of the two ends of the plate body, the sliding blocks are fixedly mounted on the side walls of the two ends of the U-shaped plate, and the two sliding blocks are arranged in the sliding grooves in a sliding mode respectively.

In the implementation process, the sliding block is arranged in the sliding groove to achieve the limiting purpose of the lifting plate.

In a specific embodiment, drive mechanism includes two dwangs and two live-rollers, two the both ends of dwang are equallyd divide and are do not rotated and run through both sides the lateral wall of cavity, two dwang transmission each other is connected, two live-roller fixed cover respectively is located two on the dwang, two the clearance cotton is fixed cover respectively and is located two on the live-roller.

In a specific implementation scheme, the transmission mechanism further comprises a driving mechanism, the driving mechanism comprises a second motor and a connecting shaft, the second motor is fixedly installed in one of the cavities, the connecting shaft is fixedly connected with a driving shaft of the second motor, and the connecting shaft is in transmission connection with one of the rotating rods.

In the implementation process, the second motor drives one of the rotating rods to rotate through the connecting shaft, so that the two rotating rods synchronously rotate, and the plate body is automatically cleaned through the two cleaning cottons.

In a specific embodiment, two belt pulleys are fixedly sleeved on the two rotating rods and are in transmission connection with each other.

In a specific embodiment, a first flat gear is fixedly mounted on the connecting shaft, a second flat gear is fixedly mounted on one of the rotating rods, and the first flat gear is meshed with the second flat gear.

In a specific embodiment, the collecting mechanism comprises a collecting box and two mounting blocks, the two mounting blocks are fixedly mounted at the bottom of the collecting box, the two mounting blocks are in threaded connection with the bottom of the lifting plate through screws, the collecting box is inserted into the groove, and the collecting box is in sliding contact with the plate body.

In the implementation process, the scraped dust falls into the collection box, and the collection box is taken out, so that the dust is convenient to clean.

In a specific embodiment, one end side wall of the dust scraping plate is arranged in a zigzag manner.

In the implementation process, one end of the dust scraping plate is arranged in a zigzag manner, so that dust on the cleaning cotton can be scraped conveniently.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a front face of a self-erasing mobile blackboard provided in the embodiments of the present application;

fig. 2 is a schematic structural view, partially in cross section, of the front surface of a self-erasing movable blackboard provided in the embodiment of the present application;

fig. 3 is a schematic side sectional view of a self-erasing movable blackboard according to an embodiment of the present disclosure;

fig. 4 is a schematic side view of a part of a lifting mechanism in a self-erasing movable blackboard according to an embodiment of the present disclosure;

fig. 5 is a schematic structural view of a driving mechanism in a self-erasing movable blackboard according to an embodiment of the present disclosure;

fig. 6 is a partial structural schematic view of a transmission mechanism in a self-erasing movable blackboard according to an embodiment of the present application.

In the figure: 10-a frame; 110-a plate body; 120-a lifting mechanism; 1210-a first motor; 1220-threaded rod; 1230-fixed block; 1240-U shaped plates; 20-a cleaning mechanism; 210-a lifter plate; 220-a transmission mechanism; 2210-rotating rod; 2220-rotating rollers; 2230-a drive mechanism; 2231-a second electric machine; 2232-a connecting shaft; 230-cleaning cotton; 240-dust scraper; 250-a collection mechanism; 2510-a collection cassette; 2520-a mounting block; 260-grooves; 270-a chamber; 280-a through hole; 30-a chute; 40-a slide block.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Referring to fig. 1 to 6, the present application provides a self-erasing type movable blackboard including a frame 10 and a cleaning mechanism 20.

Slide in frame 10 and be equipped with plate body 110, the back fixed mounting of plate body 110 has elevating system 120, clearance mechanism 20 includes lifter plate 210, drive mechanism 220, two clearance cottons 230, two scrapers 240 and collection mechanism 250, lifter plate 210 and elevating system 120 fixed connection, set up fluted 260 in the middle of the lifter plate 210, all seted up cavity 270 in the both ends lateral wall of lifter plate 210, drive mechanism 220's both ends are rotated and are run through the lateral wall of both sides cavity 270.

On drive mechanism 220 was located to the equal fixed cover of two clearance cottons 230, two equal fixed mounting of dust scraping plate 240 were on the inner wall of recess 260, two dust scraping plate 240 respectively with two cotton 230 sliding contact of clearance, two clearance cottons 230 all set up with the contact of plate body 110, all seted up on two dust scraping plate 240 and run through mouth 280, collect mechanism 250 and insert the bottom of locating recess 260, the one end lateral wall of dust scraping plate 240 is the zigzag setting.

When specifically setting up, through setting up drive mechanism 220, when elevating system 120 drives lifter plate 210 and goes up and down, drive mechanism 220 drives two cotton 230 rotations of clearance, realize the automatic mesh of cleaning to the plate body, two dust scraping plates 240 and two cotton 230 contacts of clearance, thereby strike off the dust on the cotton 230 of clearance through dust scraping plate 240, in passing through the collection mechanism 250 that the mouth 280 fell into the below on the dust scraping plate 240 again, be convenient for scrape the dust on the cotton 230 of clearance, be convenient for scrape the back clearance dust of removing simultaneously.

The end of the dust scraping plate 240 contacting the cleaning cotton 230 is arranged in a zigzag manner, so that dust on the cleaning cotton 230 can be conveniently scraped, and the connection mode between the plate body 110 and the frame 10 and the installation mode of the frame 10 are the prior art.

Referring to fig. 3 and 4, the lifting mechanism 120 includes a first motor 1210, a threaded rod 1220 and two fixing blocks 1230, the first motor 1210 and the two fixing blocks 1230 are both fixedly mounted on the back of the plate body 110, two ends of the threaded rod 1220 respectively rotate to penetrate through the two fixing blocks 1230, one end of the threaded rod 1220 is fixedly connected with the driving shaft of the first motor 1210, sliding grooves 30 are respectively formed in side walls of two ends of the plate body 110, sliding blocks 40 are respectively fixedly mounted on side walls of two ends of the U-shaped plate 1240, and the two sliding blocks 40 are respectively slidably disposed in the two sliding grooves 30.

When specifically setting up, first motor 1210 drives threaded rod 1220 and rotates, realizes driving U template 1240 and goes up and down, and U template 1240 then drives lifter plate 210 and goes up and down, realizes the automatic mesh of wiping, and slider 40 slides in spout 30 simultaneously, realizes the spacing purpose to lifter plate 210.

Referring to fig. 5 and 6, the transmission mechanism 220 includes two rotation rods 2210 and two rotation rollers 2220, two ends of the two rotation rods 2210 respectively rotate to penetrate through the side walls of the two side chambers 270, the two rotation rods 2210 are mutually connected in a transmission manner, the two rotation rollers 2220 are respectively fixedly sleeved on the two rotation rods 2210, the two cleaning cottons 230 are respectively fixedly sleeved on the two rotation rollers 2220, and the transmission mechanism 220 further includes a driving mechanism 2230.

The driving mechanism 2230 includes a second motor 2231 and a connecting shaft 2232, the second motor 2231 is fixedly installed in one of the cavities 270, the connecting shaft 2232 is fixedly connected to a driving shaft of the second motor 2231, the connecting shaft 2232 is in transmission connection with one of the rotating rods 2210, belt pulleys are fixedly installed on both of the two rotating rods 2210, the two belt pulleys are in transmission connection with each other, a first spur gear is fixedly installed on the connecting shaft 2232, a second spur gear is fixedly installed on one of the rotating rods 2210, and the first spur gear is engaged with the second spur gear.

When specifically setting up, second motor 2231 drives connecting shaft 2232 and rotates, and connecting shaft 2232 drives one of them dwang 2210 and rotates, realizes two dwang 2210 synchronous rotation to realize two live-rollers 2220 synchronous rotations, finally realize that two clearance cottons 230 are rotatory, realize the purpose of wiping plate body 110, the connected mode between clearance cottons 230 and live-rollers 2220 is prior art.

Referring to fig. 5 and 6, the collecting mechanism 250 includes a collecting box 2510 and two mounting blocks 2520, the two mounting blocks 2520 are both fixedly mounted at the bottom of the collecting box 2510, the two mounting blocks 2520 are in threaded connection with the bottom of the lifting plate 210 through screws, the collecting box 2510 is inserted into the groove 260, and the collecting box 2510 and the plate body 110 are disposed in sliding contact.

When specifically setting up, the dust that the scraping board 240 scraped can drop in collecting box 2510, collects box 2510 through taking out, can clear up the dust, and threaded hole has been seted up to lifter plate 210 bottom, has seted up the through-hole on the installation piece 2520, and the screw rod passes the through-hole and is connected with the threaded hole, realizes fixed collection box 2510.

The working principle of the self-erasing type movable blackboard is as follows: start first motor 1210 and second motor 2231, first motor 1210 drive shaft drives threaded rod 1220 and rotates, second threaded rod 1220 drives U template 1240 downstream, U template 1240 then drives lifter plate 210 downstream, second motor 2231 drive shaft 2232 rotates, connecting shaft 2232 passes through first spur gear and second spur gear, realize driving one of them dwang 2210 and rotate, thereby through two belt pulleys, realize two dwang 2210 synchronous rotation, two live-rollers 2220 of rethread, realize driving two clearance cotton 230 synchronous rotations, realize automatically cleaning plate body 110.

Further, after the wiping is completed, the first motor 1210 drives the lifting plate 210 to move to the upper side, the first motor 1210 and the second motor 2231 are closed, and the fixing of the collection box 2510 is released by taking out the screw, so that the dust in the collection box 2510 can be cleaned conveniently.

It should be noted that the specific model specifications of the first motor 1210 and the second motor 2231 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed descriptions are omitted.

The power supply of the first motor 1210, the second motor 2231 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A self-erasing movable blackboard is characterized by comprising

The plate comprises a frame (10), wherein a plate body (110) is arranged in the frame (10) in a sliding mode, and a lifting mechanism (120) is fixedly installed on the back face of the plate body (110);

the cleaning mechanism (20) comprises a lifting plate (210), a transmission mechanism (220), two cleaning cottons (230), two dust scraping plates (240) and a collecting mechanism (250), wherein the lifting plate (210) is fixedly connected with the lifting mechanism (120), a groove (260) is formed in the middle of the lifting plate (210), chambers (270) are formed in side walls of two ends of the lifting plate (210), two ends of the transmission mechanism (220) rotatably penetrate through side walls of the chambers (270), the two cleaning cottons (230) are fixedly sleeved on the transmission mechanism (220), the two dust scraping plates (240) are fixedly arranged on the inner wall of the groove (260), the two dust scraping plates (240) are respectively in sliding contact with the two cleaning cottons (230), and the two cleaning cottons (230) are in contact with the plate body (110), through openings (280) are formed in the two dust scraping plates (240), and the collecting mechanism (250) is inserted into the bottom of the groove (260).

2. The self-erasing type movable blackboard according to claim 1, wherein the lifting mechanism (120) includes a first motor (1210), a threaded rod (1220) and two fixing blocks (1230), the first motor (1210) and the two fixing blocks (1230) are both fixedly mounted on the back of the board body (110), two ends of the threaded rod (1220) respectively rotate to penetrate through the two fixing blocks (1230), and one end of the threaded rod (1220) is fixedly connected with the driving shaft of the first motor (1210).

3. A self-erasing movable blackboard according to claim 2, wherein the lifting mechanism (120) further includes a U-shaped plate (1240), the threaded rod (1220) is threaded through the U-shaped plate (1240), and both side walls of the U-shaped plate (1240) are fixedly connected to the lifting plate (210).

4. A self-erasing movable blackboard according to claim 3, wherein the side walls of the two ends of the board body (110) are respectively provided with a sliding slot (30), the side walls of the two ends of the U-shaped board (1240) are respectively and fixedly provided with a sliding block (40), and the two sliding blocks (40) are respectively and slidably arranged in the two sliding slots (30).

5. The self-erasing type mobile blackboard according to claim 1, wherein the transmission mechanism (220) includes two rotation rods (2210) and two rotation rollers (2220), two ends of the two rotation rods (2210) are respectively rotated to penetrate through the side walls of the chambers (270) at two sides, the two rotation rods (2210) are mutually connected in a transmission manner, the two rotation rollers (2220) are respectively fixedly sleeved on the two rotation rods (2210), and the two cleaning cottons (230) are respectively fixedly sleeved on the two rotation rollers (2220).

6. The self-erasing type movable blackboard according to claim 5, wherein the transmission mechanism (220) further includes a driving mechanism (2230), the driving mechanism (2230) includes a second motor (2231) and a connecting shaft (2232), the second motor (2231) is fixedly installed in one of the chambers (270), the connecting shaft (2232) is fixedly connected with a driving shaft of the second motor (2231), and the connecting shaft (2232) is in transmission connection with one of the rotating rods (2210).

7. A self-erasing mobile blackboard according to claim 6, wherein two pulleys are fixedly sleeved on the two rotating rods (2210), and the two pulleys are in transmission connection with each other.

8. A self-erasing movable blackboard according to claim 6, wherein the connecting shaft (2232) is fixedly installed with a first flat gear, one of the rotating rods (2210) is fixedly installed with a second flat gear, and the first flat gear is engaged with the second flat gear.

9. The self-erasing type movable blackboard according to claim 1, wherein the collecting mechanism (250) includes a collecting box (2510) and two mounting blocks (2520), the two mounting blocks (2520) are both fixedly mounted at the bottom of the collecting box (2510), the two mounting blocks (2520) are in threaded connection with the bottom of the lifting plate (210) through screws, the collecting box (2510) is inserted into the groove (260), and the collecting box (2510) is in sliding contact with the plate body (110).

10. A self-erasing moving blackboard according to claim 1, wherein the side wall of one end of the dust-scraping plate (240) is zigzag-shaped.