CN222040080U

CN222040080U - A portable magnetic blackboard

Info

Publication number: CN222040080U
Application number: CN202323116819.8U
Authority: CN
Inventors: 司媛媛; 徐宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-17
Filing date: 2023-11-17
Publication date: 2024-11-22
Anticipated expiration: 2033-11-17

Abstract

The utility model relates to a magnetic blackboard that is easy to move, which includes a bottom plate, side plates are installed on both sides of the upper surface of the bottom plate, a blackboard body is installed between the two side plates through a rotating shaft, an wiping board is arranged on the outer side of the blackboard body in the horizontal direction, and the wiping board is in contact with the blackboard body, a first mounting groove is provided on one side of the outer surface of the blackboard body in the vertical direction, and a lifting mechanism capable of driving the wiping board to lift vertically is arranged inside the first mounting groove; a second mounting groove is provided on the outer surface of the blackboard body near its bottom position, the second mounting groove is adapted to the wiping board, a scraper is arranged inside the second mounting groove, a first inner cavity is provided inside the blackboard body, and a dust removal mechanism capable of driving the scraper to move horizontally is arranged inside the first inner cavity. The lifting mechanism drives the wiping board to lift and lower, and the surface of the blackboard body can be wiped, which not only has high wiping efficiency and reduces physical exertion, but also does not require standing at a position close to the blackboard body to avoid inhaling dust.

Description

Magnetic blackboard convenient to remove

Technical Field

The utility model relates to the technical field of teaching supplies, in particular to a magnetic blackboard convenient to move.

Background

The magnetic blackboard is a black board with specially treated surface, and can be used for writing, drawing and projection display, etc. its most obvious characteristics are that its surface has magnetism, and can adsorb magnetic articles, such as magnetic letters, numerals and figures, etc. so that it is convenient for teacher to display and demonstrate course contents on the surface, and can make students know knowledge more intuitively.

After the blackboard is written with chalk, a smaller blackboard eraser is required to be used for wiping, so that time and labor are wasted, the distance between the blackboard and the body during wiping is short, a small amount of dust is inevitably sucked, and the body is damaged.

Disclosure of utility model

The utility model aims to provide a magnetic blackboard which can automatically wipe a blackboard and avoid dust suction and is convenient to move.

In order to achieve the above object, the technical scheme of the present utility model is as follows.

The utility model provides a magnetic blackboard convenient to remove, includes the bottom plate, and the curb plate is all installed to the both sides of bottom plate upper surface, rotates through the pivot between two curb plates and installs the blackboard body, and the outside of blackboard body is provided with the board of wiping along the horizontal direction, and the board of wiping contacts with the blackboard body, and the first mounting groove has been seted up along the vertical direction to one side of blackboard body surface, and the inside of first mounting groove is provided with the elevating system that can drive the board of wiping vertical lift; the outer surface of the blackboard body is close to the bottom of the blackboard body, a second mounting groove is formed in the position, close to the bottom, of the blackboard body, the second mounting groove is matched with the scraping plate, a scraping plate is arranged in the second mounting groove, a first inner cavity is formed in the blackboard body, and a dust removing mechanism capable of driving the scraping plate to horizontally move is arranged in the first inner cavity; the inner part of one side plate is provided with a second inner cavity, the rotating shaft is arranged in the second inner cavity, and an adjusting mechanism capable of driving the rotating shaft to rotate is arranged in the second inner cavity; universal wheels capable of self-locking are arranged at four corners of the bottom plate.

Therefore, through the setting of elevating system, can drive and wipe the board and go up and down, so can clean blackboard body surface, not only clean efficiently, reduce physical power consumption, and need not to stand in the position nearer to the blackboard body, avoid inhaling the dust, and through dust removal mechanism's setting, can drive the scraper blade and strike off the dust on the board, avoid scraping up more dust on the board and influence and wipe efficiency, through adjustment mechanism's setting, the angle of adjustable blackboard body, avoid reflection of light to lead to sitting the student at the corner can't see the content on the blackboard body clearly, the adaptability is better, it is more convenient to impart knowledge to students, through the setting of universal wheel, can conveniently remove, the flexibility is good.

Further, the lifting mechanism comprises a first reciprocating screw rod which is rotationally connected inside the first mounting groove, a first motor is mounted on the upper side of the blackboard body, an output shaft of the first motor is connected with the first reciprocating screw rod, a first nut seat is mounted on the outer surface of the first reciprocating screw rod, a first connecting rod is connected to the outer surface of the first nut seat, and the end portion of the first connecting rod is connected with the scrubbing plate.

When the first motor is started, the first reciprocating screw rod can be driven to rotate, the first nut seat can be driven to reciprocate on the surface of the first nut seat, and then the wiping plate is driven to reciprocate under the connection action of the first connecting rod, so that friction is generated between the wiping plate and the surface of the blackboard body, and the wiping purpose is realized.

Further, the dust removing mechanism comprises a second motor arranged on the inner wall of one side of the first inner cavity, the end part of the output shaft of the second motor is connected with a second reciprocating screw rod, the end part of the second reciprocating screw rod is rotationally connected with the inner wall of the other side of the first inner cavity, a second nut seat is arranged on the outer surface of the second reciprocating screw rod, a communication groove is formed in the inner wall of the first inner cavity along the length direction of the inner wall of the first inner cavity, the communication groove is communicated with the second mounting groove, a second connecting rod is connected to the outer surface of the second nut seat, and the second connecting rod penetrates through the communication groove and is connected with the scraping plate.

When the dust on the surface of the wiping plate needs to be cleaned, the wiping plate can be driven to move to the second installation groove through the lifting mechanism, then the second motor is started to drive the second reciprocating screw rod to rotate, the second nut seat on the surface of the second reciprocating screw rod is driven to reciprocate when the second reciprocating screw rod rotates, and then the scraping plate is driven to reciprocate through the connection effect of the second connecting rod, so that the scraping plate scrapes the dust on the surface of the wiping plate, and the wiping capability of the wiping plate is guaranteed.

Further, the adjusting mechanism comprises a worm wheel arranged on the outer surface of the rotating shaft, a worm is rotatably arranged in the second inner cavity, the worm is meshed with the worm wheel, and a screwing block is arranged at the end part of the worm.

The worm is driven to rotate through the rotating screwing block, and due to the meshing relationship between the worm and the worm wheel, the worm can drive the worm wheel to rotate, so that the purpose of adjusting the angle of the blackboard body is achieved, and the situation that students sitting at corners cannot see the content on the blackboard body due to reflection of light is avoided.

Further, the rear side of blackboard body is provided with the main line, and the surface of main line is connected with a plurality of minutes pipelines, and the tip and the second mounting groove intercommunication of minute pipeline, the fan is installed to the rear side of blackboard body, and the induced draught end and the main line of fan are connected, and the air-out end detachable of fan is connected with dust collecting cloth bag.

When the scraper blade scrapes the dust on the scrubbing plate, can start the fan, the suction effect of fan is through main pipeline and the even effect of branch pipeline in the second mounting groove, so can inhale the dust of scraping through the fan, and the dust is finally collected through the dust collection sack, and the convenient clearance ensures the scene environment, and avoids mr and student to inhale the dust.

Further, the opposite side of blackboard body surface is seted up the third mounting groove along the vertical direction, and the internally mounted of third mounting groove has the slide bar, and the surface slidable mounting of slide bar has the sliding sleeve, and the surface of sliding sleeve is connected with the third connecting rod, and the tip and the scrubbing plate of third connecting rod are connected.

Through the arrangement of the sliding rod and the sliding sleeve, the stability of the blackboard body during lifting of the blackboard can be further improved, and the wiping capability of the blackboard body by the blackboard is ensured.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is a schematic view of a partial cross-sectional structure of a blackboard body according to the present utility model;

FIG. 4 is a schematic view of the structure of the adjusting mechanism of the present utility model;

fig. 5 is an enlarged schematic view of a in fig. three.

In the figure: 100. a bottom plate; 101. a side plate; 102. a rotating shaft; 103. a blackboard body; 104. a rubbing plate; 105. a first mounting groove; 106. a second mounting groove; 107. a scraper; 108. a first lumen; 109. a second lumen; 110. a universal wheel; 200. a lifting mechanism; 201. a first reciprocating screw; 202. a first motor; 203. a first nut seat; 204. a first connecting rod; 300. a dust removing mechanism; 301. a second motor; 302. a second reciprocating screw; 303. a second nut seat; 304. a communication groove; 305. a second connecting rod; 400. an adjusting mechanism; 401. a worm wheel; 402. a worm; 403. twisting blocks; 500. a main pipeline; 501. dividing pipelines; 502. a blower; 503. a dust collecting cloth bag; 600. a third mounting groove; 601. a slide bar; 602. a sliding sleeve; 603. and a third connecting rod.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-5, a magnetic blackboard convenient to move comprises a bottom plate 100, wherein two sides of the upper surface of the bottom plate 100 are respectively provided with a side plate 101, a blackboard body 103 is rotatably arranged between the two side plates 101 through a rotating shaft 102, the outer side of the blackboard body 103 is provided with a scrubbing plate 104 along the horizontal direction, the scrubbing plate 104 is contacted with the blackboard body 103, one side of the outer surface of the blackboard body 103 is provided with a first mounting groove 105 along the vertical direction, and a lifting mechanism 200 capable of driving the scrubbing plate 104 to vertically lift is arranged in the first mounting groove 105; the outer surface of the blackboard body 103 is provided with a second mounting groove 106 near the bottom, the second mounting groove 106 is matched with the scraping plate 104, a scraping plate 107 is arranged in the second mounting groove 106, a first inner cavity 108 is formed in the blackboard body 103, and a dust removing mechanism 300 capable of driving the scraping plate 107 to move horizontally is arranged in the first inner cavity 108; the inside of one side plate 101 is provided with a second inner cavity 109, the rotating shaft 102 is arranged in the second inner cavity 109, and an adjusting mechanism 400 capable of driving the rotating shaft 102 to rotate is arranged in the second inner cavity 109; the four corners of the bottom plate 100 are respectively provided with a universal wheel 110 capable of self-locking.

When using, can be earlier through universal wheel 110 with this device move the teaching position, afterwards use can, when needs wipe blackboard body 103, accessible elevating system 200 drives and wipes board 104 lift, produce friction with blackboard body 103 surface when wiping board 104 goes up and down, and then realize the purpose of wiping, and wipe board 104 wide coverage, it is efficient to wipe, can clean blackboard body 103 fast, and then improve the teaching progress, and it can stand aside to wipe the in-process mr, need not to be close to blackboard body 103, avoid wiping the dust of in-process to be inhaled in the body, the health of mr has been ensured, when the remaining dust in board 104 surface is more, when influencing and wiping the effect, accessible elevating system 200 moves board 104 to second mounting groove 106 department, then drive scraper blade 107 reciprocating motion through dust removing mechanism 300, can scrape down when scraper blade 107 removes, improve its ability of wiping, and the clean work of board 104 also need not the mr, not only avoid the dust to inhale, and alleviateed the work load of mr, setting up through adjustment mechanism 103, can not see the angle of body 103, can't see the angle of blackboard body 103, can't be more convenient for the setting up the blackboard, the convenient for the blackboard can's is realized, the convenient to move, the blackboard is convenient to sit the black board can's 110 can be realized.

Specifically, the lifting mechanism 200 includes a first reciprocating screw 201 rotatably connected inside the first mounting groove 105, a first motor 202 is installed on the upper side of the blackboard body 103, an output shaft of the first motor 202 is connected with the first reciprocating screw 201, a first nut seat 203 is installed on the outer surface of the first reciprocating screw 201, a first connecting rod 204 is connected to the outer surface of the first nut seat 203, and an end portion of the first connecting rod 204 is connected with the scrubbing plate 104, when the first motor 202 is started, the first reciprocating screw 201 can be driven to rotate, the first nut seat 203 can be driven to reciprocate on the surface of the scrubbing plate, and then the scrubbing plate 104 is driven to reciprocate under the connection action of the first connecting rod 204, so that the scrubbing plate 104 rubs with the surface of the blackboard body 103, and the purpose of scrubbing is achieved.

Specifically, the dust removing mechanism 300 includes a second motor 301 installed on an inner wall of one side of the first inner cavity 108, an end portion of an output shaft of the second motor 301 is connected with a second reciprocating screw 302, and an end portion of the second reciprocating screw 302 is rotationally connected with an inner wall of the other side of the first inner cavity 108, a second nut seat 303 is installed on an outer surface of the second reciprocating screw 302, a communication groove 304 is formed in an inner wall of the first inner cavity 108 along a length direction of the inner wall, the communication groove 304 is communicated with the second installation groove 106, a second connecting rod 305 is connected to an outer surface of the second nut seat 303, the second connecting rod 305 penetrates through the communication groove 304 and is connected with the scraping plate 107, when dust on a surface of the scraping plate 104 needs to be cleaned, the scraping plate 104 can be driven to the second installation groove 106 through the lifting mechanism 200, then the second reciprocating screw 302 is started to rotate, and the second nut seat 303 on the surface of the second reciprocating screw 302 is driven to reciprocate through a connecting action of the second connecting rod 305, so that the scraping plate 107 scrapes the dust on the surface of the scraping plate 104, and therefore the scraping capability of the scraping plate 104 is guaranteed.

Specifically, adjustment mechanism 400 is including installing worm wheel 401 at pivot 102 surface, and worm 402 is installed in the inside rotation of second inner chamber 109, and worm 402 and worm wheel 401 meshing are connected, and screw 403 is installed to the tip of worm 402, drives worm 402 through rotatory screw 403 and rotates, because the meshing relationship between worm 402 and the worm wheel 401 for worm 402 can drive worm wheel 401 and rotate, and then realizes the purpose of adjusting blackboard body 103 angle, avoids reflection of light to lead to sitting in the student of corner and can't see the circumstances of the content on blackboard body 103 clearly.

Specifically, the rear side of blackboard body 103 is provided with main pipeline 500, the surface of main pipeline 500 is connected with a plurality of branch pipelines 501, and the tip and the second mounting groove 106 intercommunication of branch pipeline 501, fan 502 is installed to the rear side of blackboard body 103, fan 502's induced draught end is connected with main pipeline 500, fan 502's air-out end detachable is connected with dust collection sack 503, when scraping the dust on the board 104 to scraper blade 107, can start fan 502, fan 502's suction effect is through main pipeline 500 and the even effect of branch pipeline 501 in second mounting groove 106, so can inhale the dust of scraping through fan 502, and the dust is finally collected through dust collection sack 503, the convenience is cleared up, ensure on-the-spot environment, and avoid mr and student to inhale the dust.

Specifically, the opposite side of blackboard body 103 surface has seted up third mounting groove 600 along the vertical direction, and the internally mounted of third mounting groove 600 has slide bar 601, and slide bar 601's surface slidable mounting has sliding sleeve 602, and sliding sleeve 602's surface is connected with third connecting rod 603, and the tip and the scrubbing plate 104 of third connecting rod 603 are connected, through the setting of slide bar 601 and sliding sleeve 602, can further improve the stability when scrubbing plate 104 goes up and down, ensures the wiping ability of scrubbing plate 104 to blackboard body 103.

The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.

Claims

1. A magnetic blackboard convenient to move, comprising a base plate (100), characterized in that:

Side plates (101) are arranged on two sides of the upper surface of the bottom plate (100), a blackboard body (103) is rotatably arranged between the two side plates (101) through a rotating shaft (102), a wiping plate (104) is arranged on the outer side of the blackboard body (103) along the horizontal direction, the wiping plate (104) is in contact with the blackboard body (103), a first mounting groove (105) is formed in one side of the outer surface of the blackboard body (103) along the vertical direction, and a lifting mechanism (200) capable of driving the wiping plate (104) to vertically lift is arranged in the first mounting groove (105);

A second mounting groove (106) is formed in the outer surface of the blackboard body (103) close to the bottom of the blackboard body, the second mounting groove (106) is matched with the scraping plate (104), a scraping plate (107) is arranged in the second mounting groove (106), a first inner cavity (108) is formed in the blackboard body (103), and a dust removing mechanism (300) capable of driving the scraping plate (107) to move horizontally is arranged in the first inner cavity (108);

A second inner cavity (109) is formed in the side plate (101) at one side, the rotating shaft (102) is arranged in the second inner cavity (109), and an adjusting mechanism (400) capable of driving the rotating shaft (102) to rotate is arranged in the second inner cavity (109);

And universal wheels (110) capable of self-locking are arranged at four corners of the bottom plate (100).

2. A portable magnetic blackboard according to claim 1, wherein:

The lifting mechanism (200) comprises a first reciprocating screw (201) which is rotationally connected to the inside of the first mounting groove (105), a first motor (202) is mounted on the upper side of the blackboard body (103), an output shaft of the first motor (202) is connected with the first reciprocating screw (201), a first nut seat (203) is mounted on the outer surface of the first reciprocating screw (201), a first connecting rod (204) is connected to the outer surface of the first nut seat (203), and the end portion of the first connecting rod (204) is connected with the wiping plate (104).

3. A mobile, magnetic blackboard according to claim 2, characterized in that:

The dust removing mechanism (300) comprises a second motor (301) arranged on the inner wall of one side of the first inner cavity (108), a second reciprocating screw (302) is connected to the end portion of an output shaft of the second motor (301), the end portion of the second reciprocating screw (302) is rotatably connected with the inner wall of the other side of the first inner cavity (108), a second nut seat (303) is arranged on the outer surface of the second reciprocating screw (302), a communication groove (304) is formed in the inner wall of the first inner cavity (108) along the length direction of the inner wall, the communication groove (304) is communicated with the second mounting groove (106), a second connecting rod (305) is connected to the outer surface of the second nut seat (303), and the second connecting rod (305) penetrates through the communication groove (304) to be connected with the scraping plate (107).

4. A portable magnetic blackboard according to claim 3, wherein:

The adjusting mechanism (400) comprises a worm wheel (401) arranged on the outer surface of the rotating shaft (102), a worm (402) is rotatably arranged in the second inner cavity (109), the worm (402) is meshed with the worm wheel (401), and a screwing block (403) is arranged at the end part of the worm (402).

5. A portable magnetic blackboard according to claim 4, wherein:

the blackboard body (103) is provided with main pipeline (500) in the rear side, the surface of main pipeline (500) is connected with a plurality of branch pipelines (501), just the tip of branch pipeline (501) with second mounting groove (106) intercommunication, fan (502) are installed to the rear side of blackboard body (103), the induced draft end of fan (502) with main pipeline (500) are connected, the air-out end detachable of fan (502) is connected with dust collection sack (503).

6. A portable magnetic blackboard according to claim 5, wherein:

The blackboard is characterized in that a third mounting groove (600) is formed in the other side of the outer surface of the blackboard body (103) along the vertical direction, a sliding rod (601) is mounted in the third mounting groove (600), a sliding sleeve (602) is slidably mounted on the outer surface of the sliding rod (601), a third connecting rod (603) is connected to the outer surface of the sliding sleeve (602), and the end portion of the third connecting rod (603) is connected with the scrubbing plate (104).