CN213424306U - Multifunctional teaching frame for junior middle school Chinese - Google Patents
Multifunctional teaching frame for junior middle school Chinese Download PDFInfo
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- CN213424306U CN213424306U CN202022671692.6U CN202022671692U CN213424306U CN 213424306 U CN213424306 U CN 213424306U CN 202022671692 U CN202022671692 U CN 202022671692U CN 213424306 U CN213424306 U CN 213424306U
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- fixedly connected
- writing board
- rotating frame
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- middle school
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Abstract
The utility model provides a multi-functional teaching frame of junior middle school's chinese relates to multi-functional teaching frame technical field, including tablet and protector, two support columns of bottom fixedly connected with of tablet, two the same base of one end fixedly connected with of tablet is kept away from to the support column, one side fixed mounting that the support column was kept away from to the base has the removal wheel, the surface slip of tablet is connected with first slider, the surface of first slider is provided with protector, protector includes the rotating turret, the surface and the first slider of rotating turret rotate to be connected, two slot holes have been seted up on the surface of rotating turret. The utility model discloses, through setting up protector, solved traditional method of cleaning and all gone on through an blackboard eraser, but have more chalk dust to fall when cleaning to can fly upward everywhere, absorb more chalk dust for a long time and can influence mr's healthy problem.
Description
Technical Field
The utility model relates to a multi-functional teaching frame technical field especially relates to a multi-functional teaching frame of junior middle school's chinese.
Background
The teaching board is a board placed in a classroom or a meeting room, and is used for explaining and demonstrating contents, the front body of the teaching board is a blackboard, the traditional blackboard is a blackboard which is used for simply coating black paint on the surface of a hard object such as a flat wood board or a cement board, and the like, and the blackboard is written by using chalk after the black paint is dried.
The teaching board is usually wiped by a large-area chalk blackboard writing when in use and then rewritten, the traditional wiping method is performed by one blackboard eraser, but more chalk dust falls off when being wiped, and the chalk dust flies everywhere, and the health of a teacher can be affected by absorbing more chalk dust for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a multifunctional teaching frame for junior middle school Chinese.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a multifunctional teaching rack for junior and middle school Chinese comprises a writing board and a protective device, wherein the bottom of the writing board is fixedly connected with two supporting columns, one ends of the two supporting columns, which are far away from the writing board, are fixedly connected with the same base, one side of the base, which is far away from the supporting columns, is fixedly provided with a movable wheel, the surface of the writing board is slidably connected with a first sliding block, the surface of the first sliding block is provided with the protective device, the protective device comprises a rotating rack, the surface of the rotating rack is rotatably connected with the first sliding block, the surface of the rotating rack is provided with two long holes, connecting pipes are fixedly arranged in the two long holes, round holes are arranged on one sides of the two connecting pipes, which are close to the writing board, a telescopic rod is fixedly connected to one side of the rotating rack, a connecting plate is fixedly connected to one end of, the both ends of first spring respectively with connecting plate, rotating turret fixed connection, one side fixedly connected with connecting block that the connecting plate is close to the rotating turret, the through-hole has been seted up for the surface of connecting block to the rotating turret, and the surface of connecting block runs through the through-hole to the surface and the through-hole sliding connection of connecting block, and the connecting block runs through the surface of through-hole and has seted up the slot hole, the fixed surface of rotating turret installs the air exhauster, the rotating turret is close to the fixed surface of air exhauster and installs the collecting box, and the output tube and the collecting box of air exhauster are.
Preferably, the surface of the writing board, which is far away from the first sliding block, is connected with a second sliding block in a sliding manner, a clamping groove is formed in the surface of the second sliding block, and the size of the clamping groove is matched with that of the rotating frame.
Preferably, the inside fixed mounting of collecting box has the filter screen, and the bottom and two connecting pipes of collecting box are linked together.
Preferably, the holding tank has been seted up to one side that first spring was kept away from to the connecting plate, one side that the connecting plate is close to the holding tank is provided with the clearance cotton, and the clearance cotton passes through holding tank and connecting plate looks block.
Preferably, the bottom of tablet is provided with auxiliary device, auxiliary device includes the mount, the surface and the tablet fixed connection of mount, the surperficial sliding connection of mount has the movable block, the fixed surface of movable block is connected with two fixed blocks, two the equal fixedly connected with second spring in one side that the fixed block is close to the tablet, two the same stripper plate of one end fixedly connected with of fixed block is kept away from to the second spring, and the bottom and the movable block sliding connection of stripper plate, one side fixedly connected with pull ring that the second spring was kept away from to the stripper plate.
Preferably, the surface of the moving block is fixedly connected with a backup plate, and the backup plate is obliquely arranged towards the direction of the writing board.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. in the utility model, through arranging the protective device, when the writing board needs to be cleaned in a large area, the exhaust fan is started, then the connecting block is pressed downwards, the connecting block drives the connecting plate to approach to the direction of the writing board, so that the cleaning cotton in the connecting plate accommodating tank is contacted with the surface of the writing board, thereby the surface of the writing board is cleaned by the cleaning cotton, the chalk dust generated in the cleaning process enters the collecting box through the exhaust fan through the connecting pipe, the chalk dust is prevented from flying around, the first spring has the function that when the cleaning cotton is not used, the first spring can pull the connecting plate, so that the cleaning cotton is not contacted with the writing board, thereby the rotating frame is prevented from being touched by mistake, the chalk characters needed on the writing board are cleaned, the rotating frame is rotationally connected with the first slider and is clamped with the second slider, when the cleaning cotton needs to be cleaned, the rotating frame can be directly rotated, make the clearance cotton outwards, conveniently clear up or change the clearance cotton, solved traditional method of cleaning and all gone on through an blackboard eraser, but have more chalk dust to fall down when cleaning to can fly upward everywhere, absorb more chalk dust for a long time and can influence mr's healthy problem.
2. The utility model discloses in, through setting up auxiliary device, the mr writes on the surface of board, can generally hold books, the limit is seen writing, inconvenient mr uses, can place books on the surface of movable block this moment, make the back of books lean on the surface at the backup plate, thereby make whole books be the tilt state, conveniently look over with the low head, stimulate the pull ring simultaneously, make the pull ring drive the stripper plate and remove earlier, put books again, utilize stripper plate and second spring, extrude books, the books of avoiding turning over are in the same place easily, thereby reach the purpose that makes things convenient for mr to see books while writing.
Drawings
Fig. 1 is a schematic perspective view of a multifunctional teaching frame for junior middle school Chinese according to the present invention;
fig. 2 is a partial schematic view of a middle-school Chinese multifunctional teaching frame middle protector provided by the utility model;
FIG. 3 is an exploded view of FIG. 2 in a multifunctional teaching frame for Junior high school Chinese according to the present invention;
fig. 4 is the utility model provides a part of schematic diagram of auxiliary device in the multi-functional teaching frame of junior middle school's chinese.
Illustration of the drawings: 1. a writing board; 2. a support pillar; 3. a base; 4. a moving wheel; 5. a guard; 51. cleaning cotton; 52. a connecting plate; 53. connecting blocks; 54. a first spring; 55. a second slider; 56. a rotating frame; 57. an exhaust fan; 58. a connecting pipe; 59. a collection box; 6. an auxiliary device; 61. a moving block; 62. a backup plate; 63. a pressing plate; 64. a second spring; 65. a pull ring; 66. a fixed block; 67. a fixed mount; 7. a first slider.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The specific arrangement and function of the guard 5 and the auxiliary device 6 will be described in detail below.
As shown in fig. 2 and 3, the surface of the first slider 7 is provided with a protection device 5, the protection device 5 includes a rotating frame 56, the surface of the rotating frame 56 is rotatably connected with the first slider 7, the surface of the rotating frame 56 is provided with two long holes, connecting pipes 58 are fixedly mounted inside the two long holes, one sides of the two connecting pipes 58 close to the tablet 1 are provided with round holes, one side of the rotating frame 56 close to the tablet 1 is fixedly connected with an expansion link, one end of the expansion link far from the rotating frame 56 is fixedly connected with a connecting plate 52, the surface of the expansion link is sleeved with a first spring 54, two ends of the first spring 54 are respectively fixedly connected with the connecting plate 52 and the rotating frame 56, one side of the connecting plate 52 close to the rotating frame 56 is fixedly connected with a connecting block 53, the rotating frame 56 is provided with a through hole corresponding to the surface of the connecting block 53, the surface of the connecting block 53, and the surface of the connecting block 53 penetrating through the through hole is provided with a long hole, the connecting block 53 is pressed downwards, the connecting block 53 drives the connecting plate 52 to approach to the direction of the writing board 1, so that the cleaning cotton 51 inside the accommodating groove of the connecting plate 52 contacts with the surface of the writing board 1, thereby cleaning the surface of the writing board 1 by using the cleaning cotton 51, the surface of the rotating frame 56 is fixedly provided with an exhaust fan 57, the surface of the rotating frame 56 close to the exhaust fan 57 is fixedly provided with a collecting box 59, an output pipe of the exhaust fan 57 is communicated with the collecting box 59, the surface of the writing board 1 far away from the first slider 7 is connected with a second slider 55 in a sliding manner, the surface of the second slider 55 is provided with a clamping groove, the size of the clamping groove is matched with the size of the rotating frame 56, the inside of the collecting box 59 is fixedly provided with a filter screen, the, one side that connecting plate 52 is close to the holding tank is provided with clearance cotton 51, and clearance cotton 51 passes through holding tank and connecting plate 52 looks block, through air exhauster 57, advance the inside of collecting box 59 by connecting pipe 58, avoid chalk dust to fly about, the effect of first spring 54 is when not using clearance cotton 51, first spring 54 can stimulate connecting plate 52, make clearance cotton 51 not contact with board 1 each other, thereby avoid the mistake to bump swivel mount 56, clean the chalk word that needs on the board 1, swivel mount 56 rotates with first slider 7 and is connected, with second slider 55 joint, when clearance cotton 51 need clear up, can direct rotation swivel mount 56, make clearance cotton 51 outwards, conveniently clear up or change clearance cotton 51.
The whole protection device 5 has the effects that by arranging the protection device 5, when the writing board 1 needs to be cleaned in a large area, the exhaust fan 57 is started, then the connecting block 53 is pressed downwards, the connecting block 53 drives the connecting plate 52 to approach to the writing board 1, so that the cleaning cotton 51 inside the accommodating groove of the connecting plate 52 is in contact with the surface of the writing board 1, the surface of the writing board 1 is cleaned by the cleaning cotton 51, chalk dust generated in the cleaning process enters the collecting box 59 from the connecting pipe 58 through the exhaust fan 57, the chalk dust is prevented from flying around, the first spring 54 can pull the connecting plate 52, the cleaning cotton 51 is not in contact with the writing board 1 when the cleaning cotton 51 is not used, the rotating frame 56 is prevented from being touched by mistake, the chalk characters needed on the writing board 1 are cleaned, the rotating frame 56 is rotatably connected with the first sliding block 7, with second slider 55 joint, when clearance cotton 51 need clear up, can directly rotate rotating turret 56, make clearance cotton 51 outside facing, conveniently clear up or change clearance cotton 51, solved traditional method of cleaning and all gone on through a blackboard eraser, but have more chalk dust to fall when cleaning, and can fly upward everywhere, absorb more chalk dust for a long time and can influence mr's healthy problem.
As shown in fig. 1 and 4, the bottom of the tablet 1 is provided with the auxiliary device 6, the auxiliary device 6 includes a fixing frame 67, the surface of the fixing frame 67 is fixedly connected with the tablet 1, the surface of the fixing frame 67 is connected with a moving block 61 in a sliding manner, the surface of the moving block 61 is fixedly connected with two fixing blocks 66, one sides of the two fixing blocks 66 close to the tablet 1 are fixedly connected with second springs 64, one ends of the two second springs 64 far away from the fixing blocks 66 are fixedly connected with a same pressing plate 63, the bottom of the pressing plate 63 is connected with the moving block 61 in a sliding manner, one side of the pressing plate 63 far away from the second springs 64 is fixedly connected with a pull ring 65, the pull ring 65 is pulled to make the pull ring 65 drive the pressing plate 63 to move out first, then the book is placed on, the pressing plate 63 and the second springs 64 are used to press the book, so as to avoid that the opened book is, the fixed surface of movable block 61 is connected with backup plate 62, and backup plate 62 sets up towards the direction slope of board 1, places books on the surface of movable block 61, makes the back of books lean on the surface of backup plate 62 to make whole books be the tilt state, make things convenient for the low head to look over.
The effect that its whole auxiliary device 6 reached does, through setting up auxiliary device 6, when the mr writes on the surface of board 1, generally can hold books, the limit is seen writing, inconvenient mr uses, can place the surface at movable block 61 with books this moment, make the back of books lean on the surface of backup plate 62, thereby make whole books be the tilt state, conveniently the low head is looked over, stimulate pull ring 65 simultaneously, make pull ring 65 drive stripper plate 63 remove earlier, put books again, utilize stripper plate 63 and second spring 64, extrude books, the books of avoiding turning over are in the same place easily, thereby reach the purpose that makes things convenient for mr to see books while writing.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a multi-functional teaching frame of junior middle school's chinese, includes board (1) and protector (5), its characterized in that: the writing board is characterized in that two supporting columns (2) are fixedly connected to the bottom of the writing board (1), one ends, far away from the writing board (1), of the two supporting columns (2) are fixedly connected with the same base (3), one sides, far away from the supporting columns (2), of the base (3) are fixedly provided with moving wheels (4), the surface of the writing board (1) is connected with a first sliding block (7) in a sliding mode, the surface of the first sliding block (7) is provided with a protective device (5), the protective device (5) comprises a rotating frame (56), the surface of the rotating frame (56) is rotatably connected with the first sliding block (7), the surface of the rotating frame (56) is provided with two long holes, connecting pipes (58) are fixedly mounted inside the two long holes, one sides, near the writing board (1), of the two connecting pipes (58) are respectively provided with a round hole, the rotating frame (56) is fixedly connected with a telescopic, and one end of the telescopic rod far away from the rotating frame (56) is fixedly connected with a connecting plate (52), and the surface of the telescopic rod is sleeved with a first spring (54), two ends of the first spring (54) are respectively and fixedly connected with the connecting plate (52) and the rotating frame (56), one side of the connecting plate (52) close to the rotating frame (56) is fixedly connected with a connecting block (53), the surface of the rotating frame (56) opposite to the connecting block (53) is provided with a through hole, the surface of the connecting block (53) penetrates through the through hole, the surface of the connecting block (53) is connected with the through hole in a sliding way, and the connecting block (53) penetrates through the surface of the through hole and is provided with a long hole, an exhaust fan (57) is fixedly mounted on the surface of the rotating frame (56), a collecting box (59) is fixedly mounted on the surface of the rotating frame (56) close to the exhaust fan (57), and an output pipe of the exhaust fan (57) is communicated with the collecting box (59).
2. The multifunctional junior middle school Chinese teaching stand according to claim 1, wherein: the surface of the writing board (1) far away from the first sliding block (7) is connected with a second sliding block (55) in a sliding mode, a clamping groove is formed in the surface of the second sliding block (55), and the size of the clamping groove is matched with that of the rotating frame (56).
3. The multifunctional junior middle school Chinese teaching stand according to claim 1, wherein: the inside fixed mounting of collecting box (59) has the filter screen, and the bottom and two connecting pipes (58) of collecting box (59) are linked together.
4. The multifunctional junior middle school Chinese teaching stand according to claim 1, wherein: the holding tank has been seted up to one side that connecting plate (52) kept away from first spring (54), one side that connecting plate (52) are close to the holding tank is provided with clearance cotton (51), and clearance cotton (51) pass through holding tank and connecting plate (52) looks block.
5. The multifunctional junior middle school Chinese teaching stand according to claim 1, wherein: the writing board is characterized in that an auxiliary device (6) is arranged at the bottom of the writing board (1), the auxiliary device (6) comprises a fixing frame (67), the surface of the fixing frame (67) is fixedly connected with the writing board (1), a moving block (61) is connected to the surface of the fixing frame (67) in a sliding manner, two fixing blocks (66) are fixedly connected to the surface of the moving block (61), two second springs (64) are fixedly connected to one side, close to the writing board (1), of the fixing blocks (66), two same extrusion plates (63) are fixedly connected to one ends, far away from the fixing blocks (66), of the second springs (64), the bottom of each extrusion plate (63) is connected with the moving block (61) in a sliding manner, and a pull ring (65) is fixedly connected to one side, far away from the second springs (64.
6. The multifunctional junior middle school Chinese teaching stand according to claim 5, wherein: the surface of the moving block (61) is fixedly connected with a backup plate (62), and the backup plate (62) is obliquely arranged towards the direction of the writing board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022671692.6U CN213424306U (en) | 2020-11-18 | 2020-11-18 | Multifunctional teaching frame for junior middle school Chinese |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022671692.6U CN213424306U (en) | 2020-11-18 | 2020-11-18 | Multifunctional teaching frame for junior middle school Chinese |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213424306U true CN213424306U (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022671692.6U Active CN213424306U (en) | 2020-11-18 | 2020-11-18 | Multifunctional teaching frame for junior middle school Chinese |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213424306U (en) |
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2020
- 2020-11-18 CN CN202022671692.6U patent/CN213424306U/en active Active
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