阅读说明：本技术 一种美术教学用绘画装置 (Fine arts teaching is with drawing device ) 是由 段涛 赵贞标 董薇 刘玉梅 于 2020-06-12 设计创作，主要内容包括：本发明公开了一种美术教学用绘画装置,主要包括放置板、支架、固定结构以及调节支撑结构,所述放置板安装于所述支架上,所述放置板上放置有画纸,所述放置板上沿两侧壁面上开设有一对滑槽,所述固定结构装配于一对所述滑槽内,所述调节支撑结构安装于固定结构上；本发明的有益效果是,该美术教学用绘画装置结构简单,使用方便,通过在画板上方设置具有调节功能的支撑装置,支撑微型摄像头对教师的绘画过程进行实时的转录,并且通过成像仪显示在位置较高的投影屏上,一方面方便教师作画,其次学生可以获得很好的观察视野,进而在不影响教师作画的前提下,提高教学效果,并且设备结构简单,方便拆装,具有较高的性价比。(The invention discloses a painting device for art teaching, which mainly comprises a placing plate, a support, a fixing structure and an adjusting and supporting structure, wherein the placing plate is arranged on the support, drawing paper is placed on the placing plate, a pair of sliding grooves are formed in the placing plate along two side wall surfaces, the fixing structure is assembled in the pair of sliding grooves, and the adjusting and supporting structure is arranged on the fixing structure; the painting device for art teaching has the advantages that the structure is simple, the use is convenient, the supporting device with the adjusting function is arranged above the drawing board, the miniature camera is supported to perform real-time transcription on the painting process of a teacher, and the painting process is displayed on a projection screen with a higher position through the imager, so that the teacher can conveniently draw a picture on one hand, and a student can obtain a good observation visual field on the other hand, so that the teaching effect is improved on the premise of not influencing the drawing of the teacher, the equipment structure is simple, the assembly and disassembly are convenient, and the cost performance is higher.)

1. A painting device for art teaching mainly comprises a placing plate (1), a support (2), a fixing structure and an adjusting and supporting structure, and is characterized in that the placing plate (1) is mounted on the support (2), drawing paper is placed on the placing plate (1), a pair of sliding grooves (3) are formed in the placing plate (1) along two side wall surfaces, the fixing structure is assembled in the pair of sliding grooves (3), the adjusting and supporting structure is mounted on the fixing structure, and a camera shooting projection structure is arranged at the end part of the adjusting and supporting structure;

the image pickup projection structure includes: the device comprises a mounting seat (4), a miniature camera (5), an imager (6), a pair of rotating shafts (7), a rotating button (8), a connecting wire (9), a pair of fixing rods (10) and a projection screen (11);

the utility model discloses a support structure, including mount pad (4), miniature camera (5), rotation axis (7), a pair of rotation axis (7) movable mounting are in adjusting the bearing structure tip, one of them is a pair of rotation axis (7) tip is equipped with knob (8) in mount pad (4) wall, imager (6) and miniature camera (5) are arranged in mount pad (4) bottom surface, imager (6) are installed in mount pad (4) upper wall, are a pair of rotation axis (7) movable mounting is in adjusting the bearing structure tip, one of them is a pair of rotation axis (7) tip is equipped with knob (8), be connected through connecting wire (9) between imager (6) and miniature camera (5), place board (1) top both sides and seted up a pair of spliced eye, it is a pair of dead lever (10) cartridge in a pair of spliced eye, projection screen (11).

2. The painting device for art teaching of claim 1, wherein the fixing structure comprises: a sliding block (12), a pair of sliding blocks (13), a pair of threaded rods (14), a pair of adjusting knobs (15) and a pair of friction blocks (16);

sliding block (12) cover is located and is placed board (1) and go up along, just sliding block (12) begin to be equipped with a pair of slider (13) that match with spout (3), and is a pair of seted up a pair of screw hole on slider (13), a pair of threaded rod (14) threaded connection is in a pair of threaded hole, and is a pair of threaded rod (14) tip is equipped with a pair of adjust knob (15), and is a pair of threaded rod (14) opposite end fixedly connected with a pair of clutch blocks (16), a pair of clutch blocks (16) with a pair of spout (3) inner wall laminating.

3. The painting device for art teaching of claim 1, wherein the adjustment support structure comprises: the device comprises a pair of side plates (17), an adjusting roller (18), a pair of driven tooth grooves (19), a follow-up gear (20), a driving gear (21), a support rod (22), a slide rod (23), a connecting strip (24), a threaded strip (25) and a rotating nut (26);

a pair of side plates (17) are arranged on the sliding block (12), an adjusting roller (18) is movably arranged between the pair of side plates (17), a pair of driven tooth grooves (19) are arranged on two sides of the adjusting roller (18), a driven gear (20) is arranged at the top end of one side plate (17) and is meshed with one driven tooth groove (19), a driving gear (21) is arranged at the top end of the other side plate (17) and is meshed with the other driven tooth groove (19), a supporting rod (22) is arranged on the adjusting roller (18), a groove is formed in the supporting rod (22), a sliding rod (23) is inserted into the groove, a connecting strip (24) is arranged at the end part of the sliding rod (23), a threaded strip (25) is arranged at one end of the connecting strip (24) and is parallel to the sliding rod (23), and a rotating nut (26) is sleeved on the threaded strip (25), the rotating nut (26) is movably arranged on the supporting rod (22).

4. The painting device for art teaching as claimed in claim 3, wherein the slide bar (23) has an end portion provided with an adjustment groove, and the pair of rotary shafts (7) at both sides of the mounting base (4) are movably mounted in the adjustment groove.

5. A painting apparatus as claimed in claim 4, wherein a pair of stop collars (27) are fitted around the pair of rotary shafts (7), and the pair of stop collars (27) are in interference fit with the pair of rotary shafts (7).

6. The painting device for art teaching as claimed in claim 1, wherein the imager (6) is movably mounted on the mounting base (4) by a pin, a fixing groove is formed in the mounting base (4), and the pin penetrates through two side walls of the fixing groove.

7. The painting device for art teaching as claimed in claim 1, wherein the pair of fixing rods (10) is a splicing structure body having a metal plug at the bottom end and a gooseneck structure at the middle section of the long and straight metal rod at the top end.

8. The art teaching painting device according to claim 2, wherein the pair of sliding grooves (3) penetrate through both sides of the upper edge of the placing plate (1), and the pair of sliding blocks (13) and the pair of sliding grooves (3) are in clearance fit.

9. The painting device for art teaching as claimed in claim 3, wherein a through groove is formed in one side wall surface of the groove, the connecting strip (24) penetrates through the through groove to be connected with the threaded strip (25) and the threaded strip (25), and a protrusion extends from one side of the through groove on the support rod (22).

10. A painting apparatus as claimed in claim 9, characterised in that the nut (26) is a tapered female sleeve, a slide ring (28) is fitted around the nut (26), and the slide ring (28) is movably mounted on the projection.

Technical Field

The invention relates to the technical field of art teaching, in particular to a drawing device for art teaching.

Background

Art generally refers to creating art that occupies a certain plane or space and has visibility. With the progressive improvement of productivity, people pursue beauty in life more and more, so that the subject of art teaching is brought forward, a teacher needs to often bring students to draw in the art teaching, the drawing board is a common tool of hands, and sometimes when the teacher draws back on the students, the students at different angles cannot observe drawing details of the teacher, so that the drawing details are omitted by the students, the teaching effect is poor, so that some teachers can draw on their sides to take care of most students, however, the mode is easy to cause fatigue of the teacher, the physical health and the teaching efficiency of the teacher are affected, and the teacher conducts one-to-one tutoring on the students, so that the teaching burden of the teacher is greatly increased.

Disclosure of Invention

The invention aims to solve the problems, designs a painting device for art teaching, and solves the problems of the prior art.

The technical scheme of the invention for realizing the aim is as follows: a painting device for art teaching mainly comprises a placing plate, a support, a fixing structure and an adjusting and supporting structure, wherein the placing plate is installed on the support, drawing paper is placed on the placing plate, a pair of sliding grooves are formed in the placing plate along two side wall surfaces, the fixing structure is assembled in the pair of sliding grooves, the adjusting and supporting structure is installed on the fixing structure, and a camera shooting projection structure is arranged at the end part of the adjusting and supporting structure;

the image pickup projection structure includes: the device comprises a mounting seat, a miniature camera, an imager, a pair of rotating shafts, a rotating button, a connecting wire, a pair of fixing rods and a projection screen;

the utility model discloses a support structure, including mount pad, miniature camera, imager, camera, place board top end both sides and have seted up a pair of spliced eye, it is a pair of the dead lever cartridge is in a pair of spliced eye, the mount pad movable mounting is in the tip of adjusting bearing structure, miniature camera installs in the mount pad bottom surface, the imager is installed in the wall on the mount pad, imager and miniature camera are arranging, be equipped with a pair of rotation axis on the mount pad, it is a pair of rotation axis movable mounting is in adjusting bearing structure tip, one of them a pair of rotation axis tip is equipped with the knob, be connected through the connecting wire between imager and.

The fixing structure includes: the sliding block, the pair of sliding blocks, the pair of threaded rods, the pair of adjusting knobs and the pair of friction blocks;

the sliding block cover is located and is placed the board and go up along, just the sliding block start is equipped with a pair of slider that matches with the spout, and is a pair of set up a pair of screw hole on the slider, and is a pair of threaded rod threaded connection is in a pair of the screw hole, and is a pair of the screw rod tip is equipped with a pair of adjust knob, and is a pair of the opposite end fixedly connected with of threaded rod rubs, and is a pair of the rubs with a pair of the laminating of spout inner wall.

The adjustment support structure includes: the device comprises a pair of side plates, an adjusting roller, a pair of driven tooth grooves, a follow-up gear, a driving gear, a supporting rod, a sliding rod, a connecting strip, a threaded strip and a rotating nut;

the sliding block is provided with a pair of side plates, an adjusting roller is movably mounted between the side plates, a pair of driven tooth grooves are formed in two sides of the adjusting roller, a pair of one side plate is provided with a follow-up gear and is meshed with one driven tooth groove, the other side plate is provided with a driving gear and is meshed with the other driven tooth groove, the supporting rod is mounted on the adjusting roller, a groove is formed in the supporting rod, the sliding rod is inserted into the groove, a connecting strip is arranged at the end of the sliding rod, a threaded strip is mounted at one end of the connecting strip in parallel with the sliding rod, a rotating nut is sleeved on the threaded strip through threads, and the rotating nut is movably mounted on the supporting rod.

The end part of the sliding rod is provided with an adjusting groove, and a pair of rotating shafts on two sides of the mounting seat are movably mounted in the adjusting groove.

The pair of rotating shafts are sleeved with a pair of limiting sleeves, and the pair of limiting sleeves and the pair of rotating shafts are in interference fit.

The imager adopts round pin axle movable mounting in on the mount pad, just set up the fixed slot on the mount pad, the round pin axle link up in fixed slot both sides wall face.

The pair of fixed rods are spliced structures, the bottom ends of the fixed rods are metal plugs, and the top ends of the fixed rods are long straight metal rods, and the middle sections of the long straight metal rods are gooseneck structures.

The pair of sliding grooves penetrate through two sides of the upper edge of the placing plate, and the pair of sliding blocks and the pair of sliding grooves are in clearance fit.

A through groove is formed in one side wall face of the groove, the connecting strip penetrates through the through groove to be connected with the thread strip and the thread strip respectively, and the supporting rod is located on one side of the through groove and extends out of the protruding block.

The rotary nut is an internal thread sleeve with a conical structure, a sliding ring is sleeved outside the rotary nut, and the sliding ring is movably arranged on the convex block.

The painting device for art teaching manufactured by the technical scheme is simple in structure and convenient to use, the supporting device with the adjusting function is arranged above the drawing board, the miniature camera is supported to perform real-time transcription on the painting process of a teacher, and the painting process is displayed on a projection screen with a higher position through the imager, so that the teacher can conveniently draw a picture on one hand, and a student can obtain a good observation visual field on the other hand, so that the teaching effect is improved on the premise of not influencing the drawing of the teacher, and the painting device is simple in equipment structure, convenient to assemble and disassemble and high in cost performance.

Drawings

Fig. 1 is a schematic side view of the drawing apparatus for art teaching according to the present invention.

Fig. 2 is a schematic structural view of a front view of the painting apparatus for art teaching according to the present invention.

Fig. 3 is a schematic top view of a camera projection structure of the painting apparatus for art teaching according to the present invention.

Fig. 4 is a schematic diagram of a partial side view structure of the painting device for art teaching according to the present invention.

Fig. 5 is a schematic partial sectional view of the drawing apparatus for art teaching according to the present invention.

Fig. 6 is a schematic side view of a camera projection structure of the painting apparatus for art teaching according to the present invention.

Fig. 7 is a partially enlarged schematic structural diagram of the painting device for art teaching according to fig. 1 of the present invention.

In the figure: 1. placing the plate; 2. a support; 3. a chute; 4. a mounting seat; 5. a miniature camera; 6. an imager; 7. a rotating shaft; 8. a rotation knob; 9. a connecting wire; 10. fixing the rod; 11. a projection screen; 12. a slider; 13. a slider; 14. a threaded rod; 15. adjusting a knob; 16. a friction block; 17. a side plate; 18. a regulating roller; 19. a driven tooth groove; 20. a follower gear; 21. a driving gear; 22. a support bar; 23. a slide bar; 24. a connecting strip; 25. a threaded strip; 26. rotating the nut; 27. a limiting sleeve; 28. and a slip ring.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, and as shown in fig. 1-7, the painting device for art teaching mainly comprises a placing plate 1, a bracket 2, a fixing structure and an adjusting and supporting structure, wherein the placing plate 1 is installed on the bracket 2, drawing paper is placed on the placing plate 1, a pair of sliding grooves 3 are formed in the two side wall surfaces of the placing plate 1, the fixing structure is assembled in the pair of sliding grooves 3, the adjusting and supporting structure is installed on the fixing structure, and a camera shooting and projecting structure is arranged at the end part of the adjusting and supporting structure; the image pickup projection structure includes: a mounting seat 4, a micro camera 5, an imager 6, a pair of rotating shafts 7, a rotating button 8, a connecting wire 9, a pair of fixing rods 10 and a projection screen 11; the mounting seat 4 is movably mounted at the end part of the adjusting support structure, the miniature camera 5 is mounted at the bottom surface of the mounting seat 4, the imager 6 is mounted on the upper wall surface of the mounting seat 4, the imager 6 and the miniature camera 5 are arranged, a pair of rotating shafts 7 are arranged on the mounting seat 4, the pair of rotating shafts 7 are movably mounted at the end part of the adjusting support structure, one rotating button 8 is arranged at the end part of one rotating shaft 7, the imager 6 is connected with the miniature camera 5 through a connecting wire 9, a pair of plug holes are formed in two sides of the top end of the placing plate 1, a pair of fixing rods 10 are inserted into the pair of plug holes, and the projection screen 11 is mounted between the pair of fixing rods 10; the fixing structure includes: a sliding block 12, a pair of sliding blocks 13, a pair of threaded rods 14, a pair of adjusting knobs 15 and a pair of friction blocks 16; the sliding block 12 is sleeved on the upper edge of the placing plate 1, the opening end of the sliding block 12 is provided with a pair of sliding blocks 13 matched with the sliding chutes 3, a pair of threaded holes are formed in the pair of sliding blocks 13, the pair of threaded rods 14 are in threaded connection with the pair of threaded holes, the end parts of the pair of threaded rods 14 are provided with a pair of adjusting knobs 15, the opposite ends of the pair of threaded rods 14 are fixedly connected with a pair of friction blocks 16, and the pair of friction blocks 16 are attached to the inner walls of the pair of sliding chutes 3; the adjustment support structure includes: a pair of side plates 17, a regulating roller 18, a pair of driven tooth grooves 19, a following gear 20, a driving gear 21, a support rod 22, a slide rod 23, a connecting strip 24, a thread strip 25 and a rotating nut 26; a pair of side plates 17 is arranged on the sliding block 12, an adjusting roller 18 is movably mounted between the pair of side plates 17, a pair of driven tooth grooves 19 is arranged on two sides of the adjusting roller 18, a follower gear 20 is arranged at the top end of one of the pair of side plates 17 and is meshed with one of the pair of driven tooth grooves 19, a driving gear 21 is arranged at the top end of the other one of the pair of side plates 17 and is meshed with the other one of the pair of driven tooth grooves 19, a supporting rod 22 is mounted on the adjusting roller 18, a groove is formed in the supporting rod 22, a sliding rod 23 is inserted into the groove, a connecting strip 24 is arranged at the end part of the sliding rod 23, a threaded strip 25 is mounted at one end of the connecting strip 24 and is parallel to the sliding rod 23, a rotating nut 26 is; an adjusting groove is formed in the end portion of the sliding rod 23, and a pair of rotating shafts 7 on two sides of the mounting seat 4 are movably mounted in the adjusting groove; a pair of limiting sleeves 27 is sleeved on the pair of rotating shafts 7, and the pair of limiting sleeves 27 and the pair of rotating shafts 7 are in interference fit; the imager 6 is movably mounted on the mounting seat 4 by a pin shaft, a fixing groove is formed in the mounting seat 4, and the pin shaft penetrates through two side wall surfaces of the fixing groove; the pair of fixed rods 10 are spliced structures, the bottom ends of which are provided with metal plugs, and the top ends of which are provided with long straight metal rods, the middle sections of which are provided with gooseneck structures; the pair of sliding grooves 3 penetrate through two sides of the upper edge of the placing plate 1, and the pair of sliding blocks 13 are in clearance fit with the pair of sliding grooves 3; a through groove is formed in the wall surface of one side of the groove, the connecting strip 24 penetrates through the through groove and is respectively connected with the threaded strip 25 and the threaded strip 25, and a convex block extends from one side, located on the through groove, of the supporting rod 22; the rotating nut 26 is an internal thread sleeve with a conical structure, a sliding ring 28 is sleeved outside the rotating nut 26, and the sliding ring 28 is movably mounted on the convex block.

The embodiment is characterized by mainly comprising a placing plate 1, a support 2, a fixing structure and an adjusting and supporting structure, wherein the placing plate 1 is arranged on the support 2, drawing paper is placed on the placing plate 1, a pair of sliding grooves 3 are formed in the placing plate 1 along two side wall surfaces, the fixing structure is assembled in the pair of sliding grooves 3, the adjusting and supporting structure is arranged on the fixing structure, and a camera shooting projection structure is arranged at the end part of the adjusting and supporting structure; the projection structure of making a video recording includes: a mounting seat 4, a micro camera 5, an imager 6, a pair of rotating shafts 7, a rotating button 8, a connecting wire 9, a pair of fixing rods 10 and a projection screen 11; the mounting seat 4 is movably mounted at the end part of the adjusting support structure, the miniature camera 5 is mounted at the bottom surface of the mounting seat 4, the imager 6 is mounted on the upper wall surface of the mounting seat 4, the imager 6 and the miniature camera 5 are arranged, the mounting seat 4 is provided with a pair of rotating shafts 7, the pair of rotating shafts 7 are movably mounted at the end part of the adjusting support structure, the end part of one rotating shaft 7 is provided with a rotating button 8, the imager 6 is connected with the miniature camera 5 through a connecting wire 9, two sides of the top end of the placing plate 1 are provided with a pair of inserting holes, a pair of fixing rods 10 are inserted into the pair of inserting holes, and the projection screen; this painting device for fine arts teaching simple structure, high durability and convenient use, through set up the strutting arrangement who has regulatory function in the drawing board top, support miniature camera to carry out real-time transcription to teacher's drawing process, and show on the higher projection screen in position through the imager, make things convenient for the teacher to draw on the one hand, secondly the student can obtain fine observation field of vision, and then under the prerequisite that does not influence the teacher to draw, improve the teaching effect, and equipment structure is simple, make things convenient for the dismouting, higher price/performance ratio has.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.