CN219353324U - Teaching drawing board with height adjusting structure - Google Patents
Teaching drawing board with height adjusting structure Download PDFInfo
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- CN219353324U CN219353324U CN202320111724.8U CN202320111724U CN219353324U CN 219353324 U CN219353324 U CN 219353324U CN 202320111724 U CN202320111724 U CN 202320111724U CN 219353324 U CN219353324 U CN 219353324U
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- drawing board
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- adjusting structure
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Abstract
The utility model relates to a drawing board technical field provides a take high regulation structure's teaching drawing board, including drawing board, high regulation structure, base and strutting arrangement, high regulation structure realizes that the height of drawing board is adjustable and the angle is adjustable, has solved current drawing board can not height and angle, perhaps needs to use the problem that the instrument just can height and angle be adjusted, satisfies different users' height needs, and the high regulation process need not to use any instrument, direct push-and-pull can.
Description
Technical Field
The application relates to the drawing board field, especially, relate to a take high regulation structure's teaching drawing board.
Background
The painting is on the technical level, a surface is used as a supporting surface, and the color is added on the supporting surface, wherein the surface can be paper or cloth, and a tool for adding the color can be a painting brush, a sponge or a cloth strip, and the like, so that painting art has great significance in spreading excellent Chinese traditional culture to the world.
The existing art drawing board on the market is simple in structure and is generally composed of three-leg-supported easels and drawing boards, as disclosed in Chinese patent publication No. CN204605378U, the height of the drawing boards cannot be freely adjusted according to the height of a user as is well known; the current drawing art drawing board still or need use the instrument just can carry out altitude mixture control, like chinese patent publication No. CN202389101U discloses a folding drawing board goes up and down, and it discloses the scheme that carries out altitude mixture control through screw and spout, and the altitude mixture control process needs to use the instrument, can not directly push-and-pull, and the teaching process experiences and feels poor.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the related art. Therefore, the teaching drawing board with the height adjusting structure can solve the problem that the height of the drawing board cannot be freely adjusted according to the height of a user by the traditional drawing board, so that the height adjustment of the teaching drawing board is realized, and the height requirements of different users are met; secondly, solve current drawing board height adjustment process and need use the instrument, can not directly push-and-pull, realize satisfying different user's use habit, the height adjustment process need not to use any instrument, and direct push-and-pull can height-adjusting, and user experience feels strong.
According to the embodiment of the application, the teaching drawing board with the height adjusting structure comprises a drawing board and a base, wherein the drawing board is connected with the base through the height adjusting structure; the height adjusting structure comprises a sliding part, a sliding way, two side sliding rails and a limiting component, wherein the sliding part is connected with the drawing board, the sliding way is connected with the sliding part, the sliding rails are capable of driving the sliding part to slide up and down in the sliding way, the limiting component is positioned between the sliding way and the sliding part and used for fixing and limiting the height of the teaching drawing board, the limiting component comprises a positioning ball-collision bead arranged on the sliding part and a ball-collision bead limiting opening arranged at different heights on the sliding way, the positioning ball-collision bead comprises a ball, and the ball can be pressed into the ball-collision bead limiting opening to fix the height of the teaching drawing board.
According to the teaching drawing board with the height adjusting structure, which is disclosed by the embodiment of the application, the coil springs are arranged on the slide ways, the sliding parts are provided with the coil spring installation seats, the body of the coil springs is arranged in the coil spring installation seats, the heads of the coil springs are fixed on the slide ways through the fixing nails, and upward tension is provided for the teaching drawing board through the restoring force of the coil springs, so that the gravity of the drawing board is offset, and the comfort of the height of the teaching drawing board is improved.
According to the teaching drawing board with the height adjusting structure, the sliding piece is further provided with the rotary joint, the upper end of the rotary joint is detachably connected with the drawing board through the mounting base, the upper end of the rotary joint is connected with the mounting base through the threaded shaft, one end of the threaded shaft is connected with the locking knob, the rotary joint is locked with the mounting base through the twisting locking knob, and therefore the angle of the drawing board is adjusted.
According to the teaching drawing board with the height adjusting structure, the positioning ball also comprises a positioning pin and a spring, the positioning pin is fixed on the sliding piece, one end of the spring is arranged on the positioning pin, the other end of the spring is connected with the ball, and the ball is pressed into the ball-collision limiting opening through the expansion and contraction of the spring.
According to the teaching drawing board with the height adjusting structure, the sliding rail comprises an inner sliding rail and an outer sliding rail, the outer sliding rail is fixed on the left side and the right side of the sliding piece, the sliding rail is a concave sliding rail, and the inner sliding rail is fixed on the inner side face of the left side and the right side of the concave sliding rail.
According to the teaching drawing board with the height adjusting structure, which is disclosed by the embodiment of the application, the teaching drawing board further comprises a stand column, the back surface of the slide rail is fixedly arranged on the stand column, and the stand column and the height adjusting structure are detachably connected with the base.
According to an embodiment of the application, the teaching drawing board further comprises supporting devices, the upper ends of the supporting devices are connected with the bottom surface of the base, the other ends of the supporting devices are connected with the ground in a butt mode, and the number of the supporting devices is 3, 4 or 5.
According to an embodiment of the present application, the supporting device may be a supporting foot or a moving roller.
According to the height adjusting structure, the height and the angle of the teaching drawing board can be adjusted.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for a person having ordinary skill in the art.
Fig. 1 is a schematic diagram of a device of a teaching drawing board with a height adjusting structure according to an embodiment of the present application;
FIG. 2 is a schematic rear view of a teaching palette with height adjustment structure provided in an embodiment of the present application;
FIG. 3 is an exploded view of a height adjustment structure provided in an embodiment of the present application;
FIG. 4 is a cross-sectional view of a height adjustment mechanism provided in an embodiment of the present application as the height of a teaching palette is raised;
FIG. 5 is a cross-sectional view of a height adjustment mechanism provided in an embodiment of the present application when the height of the teaching palette is lowered;
fig. 6 is a partial enlarged view of a height adjustment structure provided in an embodiment of the present application.
Reference numerals:
1. drawing board; 2. a height adjustment structure; 3. a base; 4. a support device; 1.1, a mounting seat; 2.1, a sliding piece; 2.2, a slideway; 2.3, stand columns; 2.1.1, a revolute joint; 2.1.1.1, threaded shaft; 2.1.1.2, locking knob; 2.1.2, coil spring mounting base; 2.1.3, positioning the collision beads; 2.1.4, locating pins; 2.1.5, springs; 2.1.6, balls; 2.1.7, sliding rail; 2.2.1, coil springs; 2.2.2, a ball-collision limiting opening; 2.2.3, fixing nails.
Detailed Description
Embodiments of the present application are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the present application but are not intended to limit the scope of the present application.
In the description of the embodiments of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on those shown in the drawings, are merely for convenience in describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the embodiments of the present application will be understood by those of ordinary skill in the art in a specific context.
In the examples herein, a first feature "on" or "under" a second feature may be either the first and second features in direct contact, or the first and second features in indirect contact via an intermediary, unless expressly stated and defined otherwise. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, device, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, means, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
A teaching drawing board with a height adjusting structure of the present application is described below with reference to fig. 1 to 5.
According to the embodiment of the application, as shown in fig. 1, a teaching drawing board with a height adjusting structure comprises a drawing board 1, a height adjusting structure 2 and a base 3, wherein the upper surface of the drawing board 1 is used for placing an canvas, the lower surface of the drawing board 1 is detachably connected with the upper end of the height adjusting structure 2, the base 3 is arranged below the height adjusting structure 2, and the lower end of the height adjusting structure 2 is detachably connected with the base 3.
As shown in fig. 1 and 3, the height adjusting structure 2 includes a sliding member 2.1 connected to the drawing board 1, a sliding way 2.2, two side sliding rails 2.1.7 connected to the sliding member 2.1 and capable of driving the sliding member 2.1 to slide up and down in the sliding way 2.2, the sliding rails 2.1.7 include an inner sliding rail and an outer sliding rail, the outer sliding rail is fixed on the left and right sides of the sliding member 2.1, the sliding way 2.2 is a concave sliding rail, the inner sliding rail is fixed on the inner side surfaces of the left and right sides of the concave sliding rail, and the sliding member 2.1 is realized to move up and down on the sliding way 2.2 through the left and right sliding rails 2.1.7.
As shown in fig. 3 and 6, a limiting component for fixedly limiting the height of the teaching drawing board is arranged between the slideway 2.2 and the sliding piece 2.1, and the limiting component comprises a positioning ball 2.1.3 arranged on the sliding piece 2.1 and ball limiting ports 2.2.2 arranged at different heights on the slideway 2.2; the positioning spring ball 2.1.3 comprises a positioning pin 2.1.4, a spring 2.1.5 and a ball 2.1.6, wherein the positioning pin 2.1.4 is fixed on the sliding piece 2.1, one end of the spring 2.1.5 is arranged on the positioning pin 2.1.4, the other end of the spring is connected with the ball 2.1.6, when the height of the teaching drawing board is adjusted up and down, the ball 2.1.6 is pressed into the positions of a plurality of ball limiting openings 2.2.2 with different heights on the sliding way 2.2 through the spring 2.1.5 in the positioning spring ball 2.1.3, so that the height of the teaching drawing board is fixed, and the sliding of the drawing board 1 is avoided.
As shown in fig. 2, 3 and 6, the sliding part 2.1 is respectively provided with a rotary joint 2.1.1, a coil spring mounting seat 2.1.2 and a positioning collision bead 2.1.3 from top to bottom, the slide way 2.2 is also provided with a coil spring 2.2.1, the body of the coil spring 2.2.1 is arranged in the coil spring mounting seat 2.1.2, the head of the coil spring 2.2.1 is fixed on the slide way 2.2 through a fixing nail 2.2.3, and the upward tension force is provided for the drawing board 1 through the restoring force of the spring body of the coil spring, so that the gravity of the drawing board 1 is offset, and the comfort of a user for adjusting the height of the teaching drawing board is improved; the rotary joint 2.1.1 upper end is connected with the mount pad 1.1 through screw thread axle 2.1.1.1, the one end of screw thread axle 2.1.1.1 is connected with locking knob 2.1.1.2, mount pad 1.1 with drawing board 1 can dismantle the connection, when adjusting drawing board 1 is to suitable angle after, thereby locking rotary joint 2.1.1 and mount pad 1.1 through torsion locking knob 2.1.1.2 to play the effect of adjusting the drawing board angle.
The concave bottom surface of the slideway 2.2 is respectively provided with a fixed nail 2.2.3 for fixing the head part of the coil spring 2.2.1 and a collision bead limiting opening 2.2.2 which are uniformly arranged from top to bottom; as shown in fig. 1 and fig. 2, the teaching drawing board further includes a stand 2.3, the back of the slide 2.2 is fixedly mounted on the stand 2.3, the stand 2.3 and the height adjusting structure 2 are detachably connected with the base 3, and as shown in fig. 4 and fig. 6, when the drawing board 1 is lifted upwards at a lower position, no tool is needed, only the drawing board 1 is lifted upwards by hands, and the drawing board 1 can have an upward tension for the drawing board 1 under the action of a coil spring, so that the gravity of the drawing board 1 is offset, and the comfort of a user for adjusting the height of the drawing board is improved.
As shown in fig. 5 and 6, when the drawing board is lowered down at a higher position, the drawing board 1 is pressed down by hands without using any tool, and the drawing board 1 is lowered smoothly under the action of the sliding rail 2.1.7 by overcoming the blocking force of the positioning collision bead.
According to one embodiment of the present application, the detachable connection is a pin connection, a snap connection, a threaded connection, or a rivet connection, but it should be appreciated that the detachable connection may be any other suitable detachable connection structure.
In an embodiment of the application, the drawing board further comprises a supporting device 4, the supporting device 4 is arranged below the base 3, the upper end of the supporting device 4 is connected with the lower bottom surface of the base 3, the lower end of the supporting device is abutted to the ground, and the supporting device 4 can provide a stable supporting effect for the drawing board.
In one embodiment of the present application, the number of the supporting devices 4 is 3, 4 or 5, but it should be understood that the number of the supporting devices 4 may be any other suitable number.
According to one embodiment of the present application, the support means 4 may be a support foot or a moving roller, but it should be appreciated that the support means 4 may be any other suitable structure.
Finally, it should be noted that the above embodiments are only for illustrating the present application, and are not limiting of the present application. While the present application has been described in detail with reference to the embodiments, those skilled in the art will understand that various combinations, modifications, or equivalents of the technical solutions of the present application may be made without departing from the spirit and scope of the technical solutions of the present application, and all such modifications are intended to be covered by the claims of the present application.
Claims (9)
1. The teaching drawing board with the height adjusting structure is characterized by comprising a drawing board and a base, wherein the drawing board is connected with the base through the height adjusting structure; the height adjusting structure comprises a sliding part, a sliding way, two side sliding rails and a limiting component, wherein the sliding part is connected with the drawing board, the sliding way is connected with the sliding part, the sliding rails are capable of driving the sliding part to slide up and down in the sliding way, the limiting component is positioned between the sliding way and the sliding part and used for fixing and limiting the height of the teaching drawing board, the limiting component comprises a positioning ball-collision bead arranged on the sliding part and a ball-collision bead limiting opening arranged at different heights on the sliding way, the positioning ball-collision bead comprises a ball, and the ball can be pressed into the ball-collision bead limiting opening to fix the height of the teaching drawing board.
2. The teaching drawing board with the height adjusting structure according to claim 1, wherein a coil spring is arranged on the slideway, the sliding piece is provided with a coil spring mounting seat, the body of the coil spring is arranged in the coil spring mounting seat, the head of the coil spring is fixed on the slideway through a fixing nail, and upward tension is provided for the teaching drawing board through the restoring force of the coil spring, so that the gravity of the drawing board is offset, and the comfort of adjusting the height of the teaching drawing board is improved.
3. The teaching drawing board with the height adjusting structure according to claim 1, wherein the sliding piece is further provided with a rotating joint, the upper end of the rotating joint is detachably connected with the drawing board through a mounting seat, the upper end of the rotating joint is connected with the mounting seat through a threaded shaft, one end of the threaded shaft is connected with a locking knob, and the rotating joint and the mounting seat are locked through twisting the locking knob, so that the angle of the drawing board is adjusted.
4. The teaching board with height adjusting structure according to claim 1, wherein the positioning ball further comprises a positioning pin and a spring, the positioning pin is fixed on the sliding member, one end of the spring is arranged on the positioning pin, the other end of the spring is connected with the ball, and the ball is pressed into the ball-collision limiting opening through expansion and contraction of the spring.
5. The teaching drawing board with a height adjusting structure according to claim 1, wherein the slide rail comprises an inner slide rail and an outer slide rail, the outer slide rail is fixed on the left side and the right side of the sliding piece, the slide rail is a concave slide rail, and the inner slide rail is fixed on the inner side surfaces on the left side and the right side of the concave slide rail.
6. The teaching drawing board with a height adjusting structure according to claim 1, further comprising a stand column, wherein the back surface of the slide rail is fixedly installed on the stand column, and the stand column and the height adjusting structure are detachably connected with the base.
7. The teaching board with height adjusting structure according to any one of claims 1-6, further comprising a supporting device, wherein the upper ends of the supporting devices are connected with the bottom surface of the base, the other ends of the supporting devices are abutted with the ground, and the number of the supporting devices is 3, 4 or 5.
8. The teaching board with height-adjusting structure according to claim 7, wherein the supporting means can be supporting feet or moving rollers.
9. A height adjustment structure, wherein the height adjustment structure enables height adjustment and angle adjustment of the teaching drawing board according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320111724.8U CN219353324U (en) | 2023-01-18 | 2023-01-18 | Teaching drawing board with height adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320111724.8U CN219353324U (en) | 2023-01-18 | 2023-01-18 | Teaching drawing board with height adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219353324U true CN219353324U (en) | 2023-07-18 |
Family
ID=87147383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320111724.8U Active CN219353324U (en) | 2023-01-18 | 2023-01-18 | Teaching drawing board with height adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219353324U (en) |
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2023
- 2023-01-18 CN CN202320111724.8U patent/CN219353324U/en active Active
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