阅读说明：本技术 一种鱼拓课教学用拓字拓画演示装置 (Teaching is used with rubbing word to rub up a picture presentation device to fish rubbing class ) 是由 王金玲 景斌 贾静 于 2019-08-23 设计创作，主要内容包括：本发明公开了一种鱼拓课教学用拓字拓画演示装置,包括底板,底板的顶部靠近两侧边缘处均安装有电动伸缩杆,电动伸缩杆共设置有两个,且两个电动伸缩杆的顶端之间焊接有固定板,底板的顶部焊接有四个空心管,四个空心管的内表壁均焊接有第一缓冲弹簧,第一缓冲弹簧的顶端焊接有第一圆板,且第一圆板的外侧与空心管的内表壁滑动嵌设。本发明中,通过对演示板进行转动,使得短杆进行转动,从而使得第二圆板在圆形滑槽的内部滑动,通过第二圆板底部的多个滑珠,使得第二圆板可以更好的进行转动,在使用上可以更好的对演示板进行旋转,使得老师可以对演示板进行转动,方便不同位置的学生可以进行观看,提高演示装置的使用性。(The invention discloses a rubbing character rubbing picture demonstrating device for fish rubbing course teaching, which comprises a bottom plate, wherein two electric telescopic rods are respectively arranged at the top of the bottom plate close to the edges of two sides, the number of the electric telescopic rods is two, a fixing plate is welded between the top ends of the two electric telescopic rods, four hollow pipes are welded at the top of the bottom plate, first buffer springs are welded on the inner surface walls of the four hollow pipes, a first circular plate is welded at the top end of each first buffer spring, and the outer side of the first circular plate is embedded with the inner surface walls of the hollow pipes in a sliding manner. According to the demonstration device, the demonstration board is rotated, so that the short rod is rotated, the second circular board slides in the circular sliding groove, the second circular board can be better rotated through the plurality of sliding balls at the bottom of the second circular board, the demonstration board can be better rotated in use, a teacher can rotate the demonstration board, students in different positions can conveniently watch the demonstration board, and the usability of the demonstration device is improved.)

1. The utility model provides a teaching is used with rubbing word to rub up drawing presentation device to fish rubbing course, includes bottom plate (1), its characterized in that: the electric telescopic rods (2) are installed at the top of the bottom plate (1) close to the edges of the two sides, the electric telescopic rods (2) are arranged in two, a fixing plate (5) is welded between the top ends of the two electric telescopic rods (2), four hollow pipes (28) are welded at the top of the bottom plate (1), first buffer springs (27) are welded on the inner surface walls of the four hollow pipes (28), first round plates (26) are welded at the top ends of the first buffer springs (27), the outer sides of the first round plates (26) are embedded with the inner surface walls of the hollow pipes (28) in a sliding mode, sliding rods (25) are welded at the top of the first round plates (26), and the top ends of the sliding rods (25) extend to the outer portions of the hollow pipes (28);

the novel multifunctional electric shock absorber is characterized in that the number of the sliding rods (25) is four, a first buffer plate (16) is fixed between the top ends of the four sliding rods (25), a storage battery (13) is installed at the top of the first buffer plate (16), a protective shell (15) is sleeved on the outer surface of the storage battery (13), the bottom of the protective shell (15) is fixedly connected with the top of the bottom plate (1), a plurality of semicircular elastic balls (17) are fixed to the bottom of the first buffer plate (16) and the top of the bottom plate (1) at equal intervals, and the two semicircular elastic balls (17) located at the upper portion and the lower portion are in contact with each other;

the equal equidistance welding of both sides surface of protective housing (15) has a plurality of second buffer spring (23), and is a plurality of second buffer spring (23) divide into two sets ofly altogether, is fixed with second buffer board (14) between the one end of a plurality of second buffer spring (23) of every group, and the surface of second buffer board (14) is attached with one side surface of battery (13), and is a plurality of the surface of second buffer spring (23) all overlaps and is equipped with rubber tube (24), and the interior table wall adhesion of the one end of rubber tube (24) and protective housing (15) to the surface adhesion of the other end second buffer board (14) of rubber tube (24).

2. The device for demonstrating characters and pictures used in fish lesson teaching according to claim 1, wherein: the top of protective housing (15) is fixed with square plate (12), the top welding of square plate (12) has concave type piece (18), the interior table wall of concave type piece (18) has four flexure strips (31), four along the welding of circumferencial direction equidistance the outer surface center department of flexure strip (31) all welds block (29).

3. The device for demonstrating characters and pictures used in fish lesson teaching according to claim 2, wherein: the interior table wall of concave type piece (18) inlays and is equipped with circle piece (19), and the top of circle piece (19) extends to the outside of concave type piece (18), four block groove (30) have been seted up along the circumferencial direction equidistance to the surface of circle piece (19), and the interior table wall of block groove (30) is connected with the surface block of block (29), the top welding of circle piece (19) has ink dish (11), the top cover of ink dish (11) is equipped with lid (10).

4. The device for demonstrating characters and pictures used in fish lesson teaching according to claim 1, wherein: the welding of top center department of fixed plate (5) has concave type circle piece (8), circular spout (22) have been seted up along the circumferencial direction to the interior table wall of concave type circle piece (8), the interior table wall slip of circular spout (22) is inlayed and is equipped with second plectane (20), the bottom equidistance slip of second plectane (20) is inlayed and is equipped with a plurality of sliding balls (21), and the bottom of a plurality of sliding balls (21) and the inside bottom surface slip of concave type circle piece (8) are inlayed and are established, the top welding of second plectane (20) has quarter butt (9), and the top of quarter butt (9) extends to the outside of concave type circle piece (8), the top welding of quarter butt (9) has demonstration board (7).

5. The device of claim 4 for demonstrating characters and pictures of fish school teaching, wherein: demonstration board (7) inside is located top and bottom edge and has seted up a plurality of cavities (35) along the equal equidistance of horizontal direction, and is a plurality of extension spring (34) have all been welded to the interior table wall of cavity (35), the one end welding of extension spring (34) has third plectane (32), and the outside of third plectane (32) and the interior table wall slip of cavity (35) are inlayed and are established.

6. The device of claim 5 for teaching fish to develop lessons with rubbing characters and pictures, wherein: the outer surface welding of one side of third plectane (32) has pull rod (33), and the one end of pull rod (33) extends to the outside of demonstration board (7), pull rod (33) are provided with a plurality ofly altogether, and divide into two sets ofly, weld clamp plate (6) between the one end of a plurality of pull rods (33) of every group, the surface of clamp plate (6) is provided with the clutch blocks.

7. The device for demonstrating characters and pictures used in fish lesson teaching according to claim 1, wherein: the equal equidistance welding of both sides surface of fixed plate (5) has a plurality of drag hooks (4), the bottom of fixed plate (5) is close to one side edge welding and has L template (3).

8. The device of claim 7 for teaching fish to develop a word and picture, wherein: a first magnet block (37) is fixed to the top of the L-shaped plate (3), a second magnet block (36) is adsorbed to the top of the first magnet block (37), and a bearing frame (38) is fixed to the top of the second magnet block (36).

Technical Field

The invention belongs to the technical field of fish rubbing demonstration devices, and particularly relates to a device for demonstrating characters and pictures rubbing for fish rubbing course teaching.

Background

The fish rubbing picture is simply described as painting the fish body with ink and then printing on paper to rub: the prior demonstration device is not provided with a height adjustment, cannot meet the requirements of teachers with different heights in use, does not have a rotary mechanism in use, cannot show the fish-developed works for the students, can greatly reduce the usability of the demonstration device in use, can use tools such as water grinding, writing brushes and beating objects in use, and does not have a tool placing device in use, the instrument needs to be taken aside for use, so that the teaching efficiency of the teacher can be greatly reduced.

Disclosure of Invention

The invention aims to: through electric telescopic handle's starting, can adjust presentation device's height, rotate in the inside of circular spout through the second plectane for the demonstration board can rotate, through some couples and ink dish placer, can be better place the instrument.

The technical scheme adopted by the invention is as follows: a rubbing character rubbing picture demonstration device for fish rubbing course teaching comprises a bottom plate, wherein two electric telescopic rods are arranged at the top of the bottom plate close to the edges of two sides, the electric telescopic rods are provided with two electric telescopic rods, a fixing plate is welded between the top ends of the two electric telescopic rods, four hollow pipes are welded at the top of the bottom plate, first buffer springs are welded on the inner surface walls of the four hollow pipes, first circular plates are welded at the top ends of the first buffer springs, the outer sides of the first circular plates and the inner surface walls of the hollow pipes are slidably embedded, slide bars are welded at the top of the first circular plates, the top ends of the slide bars extend to the outer portions of the hollow pipes, the four slide bars are provided with four slide bars, first buffer plates are fixed between the top ends of the four slide bars, a storage battery is installed at the top of each first buffer plate, a protective shell is sleeved on the outer surface of the, the bottom of first buffer board and the equal equidistance in top of bottom plate are fixed with a plurality of semicircle elastic balls, and two semicircle elastic balls that are located from top to bottom contact each other, the impartial distance welding of both sides surface of protective housing has a plurality of second buffer spring, and is a plurality of second buffer spring divide into two sets ofly altogether, is fixed with the second buffer board between a plurality of second buffer spring's of every group one end, and the surface of second buffer board and one side surface of battery are attached, and are a plurality of second buffer spring's surface all overlaps and is equipped with the rubber tube, and the one end of rubber tube and the interior table wall adhesion of protective housing to the surface adhesion of the other end second buffer board of rubber tube.

The top of protective housing is fixed with the square plate, the top welding of square plate has concave type piece, the interior table wall of concave type piece has four flexure strips, four along the welding of circumferencial direction equidistance the outer surface center department of flexure strip all welds and has the block.

Wherein, the interior table wall of concave type piece inlays and is equipped with the circle piece, and the top of circle piece extends to the outside of concave type piece, four block grooves have been seted up along the circumferencial direction equidistance to the surface of circle piece, and the interior table wall in block groove is connected with the surface block of block piece, the top welding of circle piece has the ink dish, the top cover of ink dish is equipped with the lid.

Wherein, the welding of top center department of fixed plate has concave type circle piece, circular spout has been seted up along the circumferencial direction to the interior table wall of concave type circle piece, the interior table wall of circular spout slides and inlays and be equipped with the second plectane, the bottom equidistance of second plectane slides and inlays and be equipped with a plurality of sliding balls, and the bottom of a plurality of sliding balls slides with the inside bottom surface of concave type circle piece and inlays and establish, the top welding of second plectane has the quarter butt, and the top of quarter butt extends to the outside of concave type circle piece, the top welding of quarter butt has the demonstration board.

Wherein, the inside of demonstration board is located top and bottom edge and has seted up a plurality of cavitys along the equidistance of horizontal direction, and is a plurality of the interior table wall of cavity all welds has extension spring, extension spring's one end welding has the third plectane, and the outside of third plectane and the interior table wall of cavity slip inlay and establish.

The outer surface of one side of the third circular plate is welded with a pull rod, one end of the pull rod extends to the outside of the demonstration plate, the pull rods are arranged in a plurality and are divided into two groups, a pressing plate is welded between one ends of the pull rods in each group, and the outer surface of the pressing plate is provided with a friction block.

The outer surface of the two sides of the fixing plate is welded with a plurality of drag hooks at equal intervals, and the bottom of the fixing plate, close to one side edge, is welded with an L-shaped plate.

The top of L template is fixed with first magnet piece, the top of first magnet piece adsorbs there is the second magnet piece, the top of second magnet piece is fixed with accepts the frame.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the demonstration device, the electric telescopic rod is started through the storage battery, so that the height of the demonstration board can be adjusted, the demonstration device can be better used by teachers with different heights in use, meanwhile, the universal wheels are arranged at the bottom of the bottom plate, the demonstration device is convenient to move, in the moving process, through the semicircular elastic ball, the first buffer plate, the second buffer plate, the first buffer spring and the second buffer spring, the vibration generated in the moving process can be better buffered in use, the storage battery is effectively protected, and the service life of the demonstration device is prolonged.

2. According to the demonstration device, the demonstration board is rotated, so that the short rod is rotated, the second circular board slides in the circular sliding groove, the second circular board can be better rotated through the plurality of sliding balls at the bottom of the second circular board, the demonstration board can be better rotated in use, a teacher can rotate the demonstration board, students in different positions can conveniently watch the demonstration board, and the usability of the demonstration device is improved.

3. According to the ink pen, the round block at the bottom of the ink tray is clamped in the concave block, the clamping block is stably clamped and connected with the clamping groove through the elastic force of the elastic sheet, so that the round block can be better fixed, the ink tray can be stably fixed, ink can be conveniently placed in use, a writing brush, a beating tool and the like can be conveniently rotated through the plurality of draw hooks, the receiving frame is arranged below the bottom of the writing brush, water stains such as ink on the writing brush can be better received, and the subsequent cleaning of the water stains such as ink is facilitated.

4. According to the invention, the pressing plate is pulled, so that the extension spring is extended, the paper is attached to the front surface of the demonstration plate, after the paper is attached, the pressing plate is loosened, and the extension spring is reset, so that the pressing plate presses and fixes the paper, the paper can be better replaced and placed in use, and a teacher can conveniently use the paper.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a partial front cross-sectional view of the circular pocket of the present invention;

FIG. 3 is an enlarged, broken away view of a portion of the protective housing of the present invention;

FIG. 4 is an enlarged view of a portion of section A of FIG. 1 in accordance with the present invention;

FIG. 5 is a left side cross-sectional view of a demonstration board of the present invention;

FIG. 6 is an enlarged view of a portion B of FIG. 1 in section according to the present invention.

The labels in the figure are: 1. a base plate; 2. an electric telescopic rod; 3. an L-shaped plate; 4. pulling a hook; 5. a fixing plate; 6. pressing a plate; 7. a demonstration board; 8. a concave round block; 9. a short bar; 10. a cover; 11. an ink tray; 12. a square plate; 13. a storage battery; 14. a second buffer plate; 15. a protective shell; 16. a first buffer plate; 17. a semi-circular elastic ball; 18. a concave block; 19. a round block; 20. a second circular plate; 21. a sliding bead; 22. a circular chute; 23. a second buffer spring; 24. a rubber tube; 25. a slide bar; 26. a first circular plate; 27. a first buffer spring; 28. a hollow tube; 29. a clamping block; 30. a clamping groove; 31. an elastic sheet; 32. a third circular plate; 33. a pull rod; 34. an extension spring; 35. a cavity; 36. a second magnet block; 37. a first magnet block; 38. and (4) bearing the frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.