CN213247558U - Multifunctional drawing board for teaching - Google Patents
Multifunctional drawing board for teaching Download PDFInfo
- Publication number
- CN213247558U CN213247558U CN202021712692.XU CN202021712692U CN213247558U CN 213247558 U CN213247558 U CN 213247558U CN 202021712692 U CN202021712692 U CN 202021712692U CN 213247558 U CN213247558 U CN 213247558U
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- Prior art keywords
- drawing board
- fixing frame
- board body
- connecting rod
- fixedly connected
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- 230000001174 ascending effect Effects 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a multi-functional drawing board is used in teaching relates to teaching drawing board technical field, including base and adjusting device, the base is two, and two the equal fixed mounting in bottom of base has the universal wheel, the same mount of one side fixedly connected with of universal wheel is kept away from to the base, the mount is "n" style of calligraphy, and two arms and the base fixed connection of "n" style of calligraphy mount, sliding connection has the drawing board body between two arms of mount, first elongated slot has all been seted up to one side that two arms of mount are close to each other, the drawing board body is with the help of first elongated slot and mount sliding connection. The utility model discloses, through setting up adjusting device, make things convenient for mr to draw, can accomplish the rising or the decline of drawing board body through simple stepping on connecting plate or fixture block, solved the inconvenient height-adjusting of traditional drawing board, extravagant a large amount of classroom time, inconvenient mr draws, the problem that also does not make things convenient for the student to watch.
Description
Technical Field
The utility model relates to a teaching drawing board technical field especially relates to a multi-functional drawing board is used in teaching.
Background
The drawing board is the teaching aid who often uses in the teaching, concentrates the drawing tool on the surface of drawing board, has made things convenient for mr's teaching to use, has also made things convenient for the student to understand. But traditional teaching board function singleness, unable convenient regulation and drawing, the teaching personnel use and need various drawing tools, use also very inconvenient, also can waste a large amount of classroom time, reduce teaching efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a multifunctional drawing board for teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a multifunctional drawing board for teaching comprises two bases and adjusting devices, wherein universal wheels are fixedly mounted at the bottoms of the two bases, one side, far away from the universal wheels, of each base is fixedly connected with a same fixing frame, the fixing frame is in an n shape, two arms of the n-shaped fixing frame are fixedly connected with the bases, a drawing board body is connected between the two arms of the fixing frame in a sliding mode, first long grooves are formed in the sides, close to each other, of the two arms of the fixing frame, the drawing board body is connected with the fixing frame in a sliding mode through the first long grooves, second long grooves are formed in the sides, close to each other, of the two arms of the fixing frame, the surfaces of the second long grooves are provided with the adjusting devices, each adjusting device comprises a connecting rod, the surfaces of the connecting rods are connected with the second long grooves in a sliding mode, and the bottom ends of the two connecting rods, one side, close to each other, of each of the two arms of the fixing frame is rotatably connected with a gear, the gear is located between the first long groove and the second long groove, the surface of the fixing frame is fixedly connected with a first spring, one end, far away from the fixing frame, of the first spring is fixedly connected with a connecting plate, a groove is formed in the surface of the connecting plate, a clamping block is connected to the surface of the groove in a sliding mode, a spring piece is fixedly connected to the surface of the clamping block, and one end, far away from the clamping block, of the spring piece is fixedly.
Preferably, tooth grooves are formed in one side, close to each other, of the drawing board body and the connecting rod, and the surface of the gear is meshed with the tooth grooves in the surfaces of the drawing board body and the connecting rod respectively.
Preferably, one end of the clamping block, which is close to the connecting rod, is set to be a smooth curved surface, and the curved surface of the clamping block faces the direction of the universal wheel.
Preferably, two one side fixedly connected with same connecting rod that the base is close to each other, and the connecting plate is with the help of fixture block and connecting rod looks block.
Preferably, the surface of drawing board body is provided with auxiliary device, auxiliary device includes two slide rails, two the surface of slide rail respectively with the fixed surface of drawing board body be connected, and two slide rails are located the upper and lower both sides on drawing board body surface respectively, two one side sliding connection that the slide rail is close to each other has the carriage release lever, the spout has been seted up on the surface of carriage release lever, and the inside sliding connection of spout has the slider, the one end fixedly connected with disc of spout is kept away from to the slider, the surface that the slider was kept away from to the disc rotates and is connected with the dwang, and the surface of dwang has evenly seted up the round hole to the surface of dwang is provided with.
Preferably, the surface of the disc is carved with degrees, a square hole is formed in the surface of the rotating rod, and a triangular bump is arranged inside the square hole.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. in the utility model, by arranging the adjusting device, when the drawing is not needed and only the student needs to see, the connecting plate is stepped on, the connecting plate can drive the connecting rod to move downwards, the connecting rod can drive the gear to rotate, the rotation of the gear can drive the drawing board body to move upwards, so that the drawing board body is heightened, the drawing board body can be fixed at a higher position until the clamping block is loosened when being clamped with the connecting rod downwards, when the drawing is needed, the clamping block is stepped on, the clamping block is enabled to extrude the spring piece, so that the clamping block moves in the groove, the clamping block does not interact with the connecting rod after being contracted, at the moment, the first spring can drive the connecting plate to move upwards, so as to drive the connecting rod to move upwards, the gear is driven to rotate, so that the drawing board body moves downwards, the teacher can draw conveniently, the ascending or descending of the drawing board body can be completed, the problem of the inconvenient height-adjusting of traditional drawing board, extravagant a large amount of classroom time, inconvenient mr draws, also not convenient student watches is solved.
2. The utility model discloses in, through setting up auxiliary device, when drawing on the surface of drawing board, the position of direct adjustment carriage release lever, then utilize slider slip disc and dwang on the surface of carriage release lever, after the position adjustment is good, the figure of drawing as required, according to disc surface angle scale, can draw the circular arc through the cooperation of dwang and carriage release lever, straight line, angle etc. have avoided not having the inconvenience that measuring tool drawing brought.
Drawings
FIG. 1 is a schematic perspective view of a multifunctional drawing board for teaching according to the present invention;
fig. 2 is a side view of fig. 1 of a multifunctional drawing board for teaching according to the present invention;
FIG. 3 is an exploded view of the drawing board of FIG. 1 for teaching use;
fig. 4 is a schematic view of a point a in fig. 3 of the multifunctional drawing board for teaching according to the present invention;
fig. 5 is a schematic view of the utility model provides a multifunctional drawing board for teaching mount.
Illustration of the drawings: 1. a base; 2. a universal wheel; 3. a drawing board body; 4. a fixed mount; 5. an adjustment device; 51. a connecting rod; 52. a first spring; 53. a clamping block; 54. a connecting plate; 55. a connecting rod; 56. a gear; 57. a spring plate; 6. an auxiliary device; 61. a slide rail; 62. a travel bar; 63. a disc; 64. rotating the rod; 65. a slider; 7. a first elongated slot; 8. a second elongated slot.
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 adjusting device 5 and the auxiliary device 6 will be described in detail below.
As shown in fig. 1 and 3, the two arms of the fixing frame 4 close to each other are both provided with a second elongated slot 8, the surface of the second elongated slot 8 is provided with an adjusting device 5, the adjusting device 5 comprises a connecting rod 51, the surface of the connecting rod 51 is slidably connected with the second elongated slot 8, the bottom ends of the two connecting rods 51 are fixedly connected with a same connecting plate 54, the two arms of the fixing frame 4 close to each other are both rotatably connected with a gear 56, the gear 56 is located between the first elongated slot 7 and the second elongated slot 8, the surface of the fixing frame 4 is fixedly connected with a first spring 52, one end of the first spring 52 far away from the fixing frame 4 is fixedly connected with the connecting plate 54, the surface of the connecting plate 54 is provided with a groove, the surface of the groove is slidably connected with a clamping block 53, the surface of the clamping block 53 is fixedly connected with a spring plate 57, one end of the spring plate 57 far away from the clamping block, and the surface of the gear 56 is respectively meshed with the tooth grooves on the surfaces of the drawing board body 3 and the connecting rod 51, one end of the fixture block 53 close to the connecting rod 55 is set to be a smooth curved surface, the curved surface of the fixture block 53 faces the direction of the universal wheel 2, one side of the two bases 1 close to each other is fixedly connected with the same connecting rod 55, and the connecting plate 54 is clamped with the connecting rod 55 through the fixture block 53.
The whole adjusting device 5 has the advantages that by arranging the adjusting device 5, when drawing is not needed, when a student only needs to see, the connecting plate 54 is stepped down, the connecting plate 54 can drive the connecting rod 51 to move downwards, the connecting rod 51 can drive the gear 56 to rotate, the rotation of the gear 56 can drive the drawing board body 3 to move upwards, so that the drawing board body 3 is heightened until the clamping block 53 is clamped with the connecting rod 55 downwards, the drawing board body 3 can be fixed at a higher position, when drawing is needed, the clamping block 53 is stepped down, the clamping block 53 can extrude the spring piece 57, so that the clamping block 53 moves in the groove, the clamping block 53 is not interacted with the connecting rod 55 after being contracted, at the moment, the first spring 52 can drive the connecting plate 54 to move upwards, the connecting rod 51 is driven to move upwards, the gear 56 is driven to rotate, so that the drawing board body 3 moves downwards, make things convenient for mr to draw, can accomplish the rising or the decline of drawing board body 3 through simple connecting plate 54 or fixture block 53 of stepping on, solved the inconvenient height-adjusting of traditional drawing board, extravagant a large amount of classroom time, inconvenient mr draws, also the problem that also makes things convenient for the student to watch.
As shown in fig. 1 and 4, the surface of the drawing board body 3 is provided with the auxiliary device 6, the auxiliary device 6 includes two slide rails 61, the surfaces of the two slide rails 61 are respectively connected with the surface of the drawing board body 3, and the two slide rails 61 are respectively located at the upper and lower sides of the surface of the drawing board body 3, one side of the two slide rails 61 close to each other is slidably connected with a moving rod 62, a sliding groove is formed in the surface of the moving rod 62, a sliding block 65 is slidably connected inside the sliding groove, a disc 63 fixedly connected with one end of the sliding block 65 away from the sliding groove, a rotating rod 64 is rotatably connected on the surface of the disc 63 away from the sliding block 65, a round hole is uniformly formed in the surface of the rotating rod 64, and a scale mark is arranged on the surface of the rotating rod 64, the surface of the disc 63 is.
The effect that its whole auxiliary device 6 reached does, through setting up auxiliary device 6, when drawing on the surface of drawing board, the position of direct adjustment carriage release lever 62, then utilize slider 65 slip disc 63 and dwang 64 on the surface of carriage release lever 62, after the position adjustment is good, the figure of drawing as required, according to disc 63 surface angle scale, can draw the circular arc through the cooperation of dwang 64 and carriage release lever 62, the straight line, the angle etc. have avoided not having the inconvenience that measuring tool drawing brought.
The whole working principle is that, by arranging the adjusting device 5, when drawing is not needed and only needs to be seen by students, the connecting plate 54 is stepped on, the connecting plate 54 can drive the connecting rod 51 to move downwards, the connecting rod 51 can drive the gear 56 to rotate, the rotation of the gear 56 can drive the drawing board body 3 to move upwards, so that the drawing board body 3 is heightened until the clamping block 53 is clamped with the connecting rod 55 downwards, the drawing board body 3 can be fixed at a higher position, when drawing is needed, the clamping block 53 is stepped on, the clamping block 53 can extrude the spring piece 57, so that the clamping block 53 moves in the groove, the clamping block 53 is not interacted with the connecting rod 55 after being contracted, at the moment, the first spring 52 can drive the connecting plate 54 to move upwards, so that the connecting rod 51 is driven to move upwards, the gear 56 is driven to rotate, so that the drawing board body 3 moves downwards, thereby being convenient for teachers, the ascending or descending of drawing board body 3 can be accomplished through simple connecting plate 54 or fixture block 53 of stepping on, has solved the inconvenient height-adjusting of traditional drawing board, extravagant a large amount of classroom time, and inconvenient mr draws, also does not make things convenient for the problem that the student watched.
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 drawing board is used in teaching, includes base (1) and adjusting device (5), its characterized in that: the two bases (1) are respectively provided with a universal wheel (2) fixedly mounted at the bottom of each of the two bases (1), one side of each base (1) far away from the universal wheel (2) is fixedly connected with the same fixing frame (4), each fixing frame (4) is n-shaped, two arms of each n-shaped fixing frame (4) are fixedly connected with the corresponding base (1), a drawing board body (3) is connected between the two arms of each fixing frame (4) in a sliding manner, one side of each fixing frame (4) close to each other is provided with a first long groove (7), the drawing board body (3) is connected with the corresponding fixing frame (4) in a sliding manner through the first long grooves (7), one side of each fixing frame (4) close to each other is provided with a second long groove (8), the surface of each second long groove (8) is provided with an adjusting device (5), and each adjusting device (5) comprises a connecting rod (51), the surface of each connecting rod (51) is connected with the corresponding second long groove (8) in a sliding mode, the bottom ends of the two connecting rods (51) are fixedly connected with a same connecting plate (54), one side, close to each other, of each two arms of the fixing frame (4) is rotatably connected with a gear (56), the gear (56) is located between the corresponding first long groove (7) and the corresponding second long groove (8), the surface of the fixing frame (4) is fixedly connected with a first spring (52), one end, far away from the fixing frame (4), of the first spring (52) is fixedly connected with the connecting plate (54), a groove is formed in the surface of the connecting plate (54), a clamping block (53) is connected to the surface of the groove in a sliding mode, a spring piece (57) is fixedly connected to the surface of the clamping block (53), and one end, far away from the clamping block (.
2. A multi-functional drawing board for teaching according to claim 1, characterized in that: tooth grooves are formed in one side, close to each other, of the drawing board body (3) and the connecting rod (51), and the surface of the gear (56) is meshed with the tooth grooves in the surfaces of the drawing board body (3) and the connecting rod (51) respectively.
3. A multi-functional drawing board for teaching according to claim 1, characterized in that: one end of the clamping block (53) close to the connecting rod (55) is set to be a smooth curved surface, and the curved surface of the clamping block (53) faces the direction of the universal wheel (2).
4. A multi-functional drawing board for teaching according to claim 1, characterized in that: one side of each base (1) close to each other is fixedly connected with the same connecting rod (55), and the connecting plate (54) is clamped with the connecting rod (55) through a clamping block (53).
5. A multi-functional drawing board for teaching according to claim 1, characterized in that: the surface of drawing board body (3) is provided with auxiliary device (6), auxiliary device (6) include two slide rails (61), two the surface of slide rail (61) respectively with the fixed surface connection of drawing board body (3), and two slide rails (61) are located the upper and lower both sides on drawing board body (3) surface respectively, two one side sliding connection that slide rail (61) are close to each other has carriage release lever (62), the spout has been seted up on the surface of carriage release lever (62), and the inside sliding connection of spout has slider (65), the one end fixedly connected with disc (63) of spout is kept away from in slider (65), the surface that slider (65) were kept away from in disc (63) rotates and is connected with dwang (64), and the round hole has evenly been seted up on the surface of dwang (64) to the surface of dwang (64) is provided with the scale mark.
6. A multi-functional drawing board for teaching according to claim 5, characterized in that: the surface of the disc (63) is carved with degrees, a square hole is formed in the surface of the rotating rod (64), and a triangular bump is arranged inside the square hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712692.XU CN213247558U (en) | 2020-08-17 | 2020-08-17 | Multifunctional drawing board for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712692.XU CN213247558U (en) | 2020-08-17 | 2020-08-17 | Multifunctional drawing board for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213247558U true CN213247558U (en) | 2021-05-25 |
Family
ID=75972360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021712692.XU Expired - Fee Related CN213247558U (en) | 2020-08-17 | 2020-08-17 | Multifunctional drawing board for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213247558U (en) |
-
2020
- 2020-08-17 CN CN202021712692.XU patent/CN213247558U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |