CN215577138U

CN215577138U - Infant's art education demonstration board

Info

Publication number: CN215577138U
Application number: CN202121036260.6U
Authority: CN
Inventors: 余鑫
Original assignee: Shangluo University
Current assignee: Shangluo University
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-18
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a children art education demonstration board, which comprises two groups of supporting legs, wherein the tops of the two groups of supporting legs are fixedly connected with a bottom board, the middle of the bottom board is fixedly connected with a motor box, the bottom of an inner cavity of the motor box is fixedly connected with a driving motor, the top of the driving motor is provided with a connecting rod, and the two groups of second connecting blocks are close to or far away from each other to drive two groups of movable rods to rotate in a matched manner through a first connecting shaft, a second connecting shaft and a third connecting shaft, so that a placing board and the demonstration board are lifted, the height of the demonstration board can be adjusted as required, the flexibility is high, the teaching demonstration effect is improved, when the children art education demonstration board is not used, a second handle is rotated to drive a first rotating rod and a first rotating wheel to rotate, a conveyor belt is matched with a second rotating wheel to drive a second rotating rod and a winding rod to rotate, so that dustproof cloth can descend through a second through groove and cover the demonstration board, avoid demonstration board to expose for a long time and cause the deposition of dust in the external environment.

Description

Infant's art education demonstration board

Technical Field

The utility model belongs to the technical field of education demonstration boards, and particularly relates to an infant art education demonstration board.

Background

Art education, also called art education specialty, just learn some knowledge and skills about fine arts, in infant's art education, can use the demonstration board to demonstrate to the teaching material usually, general demonstration board structure is fixed, and the flexibility is low, can not adjust the height as required, influences the demonstration effect to when not using, the demonstration board exposes for a long time in external environment, causes the demonstration board deposition easily, therefore we propose an infant's art education demonstration board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a demonstration board for children art education, which solves the problems that the height of the demonstration board cannot be adjusted according to needs and the flexibility is low in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fine arts education demonstration board for children comprises two groups of supporting legs, wherein the tops of the two groups of supporting legs are fixedly connected with a bottom board, the middle of the bottom board is fixedly connected with a motor box, the bottom of an inner cavity of the motor box is fixedly connected with a driving motor, the top of the driving motor is provided with a connecting rod, the left side and the right side of the top of the bottom board are fixedly connected with two groups of first supporting columns, the bottom of the inner cavity of the two groups of first supporting columns is provided with two groups of extrusion plates, the tops of the two groups of extrusion plates are fixedly connected with two groups of second supporting columns, the tops of the two groups of extrusion plates and the tops of the inner cavities of the two groups of first supporting columns are fixedly connected with two groups of first buffer springs, the two groups of first buffer springs are sleeved on the surfaces of the two groups of second supporting columns, and the tops of the two groups of second supporting columns penetrate through the top of first supporting columns and are fixedly connected with a placing board, the bottom of the placing plate is provided with a transverse fixed shaft, the two ends of the fixed shaft are fixedly connected with the top of one side of the two groups of second supporting columns, which are close to each other, the left side and the right side of the surface of the fixed shaft are sleeved with two groups of first connecting blocks, one side of the two groups of first connecting blocks, which are close to each other, is fixedly connected with a second buffer spring, the second buffer spring is sleeved on the surface of the fixed shaft, the bottom of the surface of the two groups of first connecting blocks is in through connection with two groups of first connecting shafts, the bottom of one side of the two groups of first supporting columns, which are close to each other, is provided with two groups of second connecting blocks, the surface of the two groups of second connecting blocks is in through connection with two groups of second connecting shafts, two groups of movable rods are movably connected between the two groups of first connecting shafts and the two groups of second connecting shafts, the two groups of movable rods are in cross connection, and the cross part of the two groups of movable rods is in through connection with a third connecting shaft, the top fixedly connected with demonstration board of placing the board, the surperficial left and right sides of demonstration board is equipped with two sets of fixed subassemblies, the top of demonstration board is equipped with dustproof subassembly.

Preferably, the inner chamber left and right sides fixedly connected with two sets of first fixed blocks of bottom plate, it is two sets of one side swing joint that first fixed block is close to each other has two sets of horizontal threaded rods, and is two sets of one end fixedly connected with two sets of head rods that the threaded rod is close to each other, and is two sets of one end fixedly connected with two sets of first conical gear that the head rods are close to each other, it is two sets of one side bottom that first conical gear is close to each other is equipped with first conical gear assorted second conical gear, and is two sets of one side that the surface of threaded rod was kept away from each other has cup jointed two sets of stoppers, and is two sets of the top fixedly connected with two sets of gag lever posts of stopper, the top of bottom plate is equipped with horizontal first logical groove.

Preferably, one end, which is not connected with the driving motor, of the connecting rod penetrates through the middle of the top of the motor box and the bottom of the bottom plate and is fixedly connected with the bottom of the second bevel gear, and the top ends of the two groups of limiting rods penetrate through the left side and the right side of the top of the bottom plate and are fixedly connected with the bottoms of the two groups of second connecting blocks through the first through grooves.

Preferably, fixed subassembly is including the fixed plate, and the left and right sides fixed connection of fixed plate and demonstration board, the surperficial top of fixed plate is equipped with horizontal locating plate, and the locating plate is located the surperficial left and right sides of demonstration board, the top left and right sides of locating plate is equipped with two sets of the first in command, and is two sets of the two sets of vertical fastening screw of the bottom fixedly connected with in command, and two sets of the left and right sides through connection of fastening screw and locating plate.

Preferably, dustproof subassembly is including the install bin, and the top fixed connection of install bin and demonstration board, the inner chamber left and right sides top and the four group's of bottom fixedly connected with second fixed block of install bin, the left side is two sets of second fixed block is two sets of with the right side one side swing joint that the second fixed block is close to each other has two sets of horizontal winding poles, and is two sets of the surface winding of winding pole has two sets of dustproof cloths, and is two sets of the rear side of winding pole is equipped with two sets of horizontal second and leads to the groove, and is two sets of the dustproof cloths are led to the groove through the second and are run through the bottom that the install bin is located the front and back both sides of demonstration board.

Preferably, swing joint has first dwang in the middle of the right side of install bin, and the right-hand member fixedly connected with second handle of first dwang, first dwang has been cup jointed on the surface of first dwang, the surface left and right sides of first dwang is equipped with two sets of vertical conveyer belts, the right side top and the bottom of install bin are equipped with two sets of second dwang, and two sets of the right side and the right side that the install bin was run through to the left end of second dwang are two sets of the second fixed block is two sets of with the right-hand member fixed connection of winding rod, it is two sets of second dwang has been cup jointed on the surface of second dwang, and is two sets of the one end that the conveyer belt is not connected with first dwang is cup jointed two sets of the surface of second dwang.

Compared with the prior art, the utility model has the beneficial effects that:

1. the driving motor drives the connecting rod and the second bevel gear to rotate, the second bevel gear is meshed with the first bevel gear, so that the first bevel gear drives the connecting rod and the threaded rod to rotate, the limiting block and the limiting rod drive two groups of second connecting blocks to be close to or far away from each other through the first through groove, and two groups of movable rods are driven to rotate through the first connecting shaft, the second connecting shaft and the third connecting shaft in a matched mode, so that the placing plate and the demonstration plate are lifted, the height of the demonstration plate can be adjusted as required, the flexibility is high, and the teaching demonstration effect is improved;

2. when not using, through rotating the second handle, drive first dwang and first runner and rotate, rotate the wheel cooperation through conveyer belt and second, drive second dwang and coiling pole and rotate, make dustproof cloth can lead to the groove decline through the second and expand to cover on the demonstration board, avoid the demonstration board to expose for a long time and cause the deposition in the external environment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the bottom plate structure of the present invention;

FIG. 3 is a schematic view of a fixing assembly according to the present invention;

fig. 4 is a schematic structural diagram of the dustproof assembly of the present invention.

In the figure: 1 supporting leg, 2 bottom plate, 22 first fixed block, 23 threaded rod, 24 linking rod, 25 first bevel gear, 26 second bevel gear, 27 limited block, 28 limited rod, 29 first through groove, 3 motor box, 4 driving motor, 5 connecting rod, 6 first supporting column, 7 extruding plate, 8 second supporting column, 9 first buffer spring, 10 placing plate, 11 fixed shaft, 12 first connecting block, 13 second buffer spring, 14 first connecting shaft, 15 second connecting block, 16 second connecting shaft, 17 movable rod, 18 second connecting shaft, 19 demonstration plate, 20 fixed component, 201 fixed plate, 202 positioning plate, 203 first handle, 204 fastening screw rod, 21 dustproof component, 211 mounting box, 212 second fixed block, 213 winding rod, 214 dustproof cloth, 215 second sliding groove, 216 first rotating rod, 217 second handle, 218 first rotating wheel, 219 conveyor belt, 191 second rotating rod, 2191 second rotating rod, 2 rotating rod, 2192 second rotating wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fine arts education demonstration board for children comprises two groups of supporting legs 1, wherein the tops of the two groups of supporting legs 1 are fixedly connected with a bottom board 2, the middle of the bottom board 2 is fixedly connected with a motor box 3, the bottom of an inner cavity of the motor box 3 is fixedly connected with a driving motor 4, the top of the driving motor 4 is provided with a connecting rod 5, the left side and the right side of the top of the bottom board 2 are fixedly connected with two groups of first supporting columns 6, the bottom of the inner cavity of the two groups of first supporting columns 6 is provided with two groups of extrusion plates 7, the top of the two groups of extrusion plates 7 is fixedly connected with two groups of second supporting columns 8, the top of the two groups of extrusion plates 7 and the top of the inner cavity of the two groups of first supporting columns 6 are fixedly connected with two groups of first buffer springs 9, the two groups of first buffer springs 9 are sleeved on the surfaces of the second supporting columns 8, the top of the two groups of second supporting columns 8 penetrates through the two groups of first supporting columns 6 and is fixedly connected with a placing board 10, the bottom of the placing plate 10 is provided with a transverse fixing shaft 11, the two ends of the fixing shaft 11 are fixedly connected with the top of one side of each of the two groups of second supporting columns 8, the left side and the right side of the surface of the fixing shaft 11 are sleeved with two groups of first connecting blocks 12, one side of each of the two groups of first connecting blocks 12, which is close to each other, is fixedly connected with a second buffer spring 13, the second buffer springs 13 are sleeved on the surface of the fixing shaft 11, the bottom of the surface of each of the two groups of first connecting blocks 12 is connected with two groups of first connecting shafts 14 in a penetrating manner, the bottom of one side of each of the two groups of first supporting columns 6, which is close to each other, is provided with two groups of second connecting blocks 15, the surface of each of the two groups of second connecting shafts 15 is connected with two groups of second connecting shafts 16 in a penetrating manner, two groups of movable rods 17 are movably connected between the two groups of first connecting shafts 14 and the two groups of second connecting shafts 16, and the two groups of movable rods 17 are in a crossing manner, two sets of the junction through connection of movable rod 17 has third connecting axle 18, place the top fixedly connected with demonstration board 19 of board 10, the surperficial left and right sides of demonstration board 19 is equipped with two sets of fixed subassemblies 20, the top of demonstration board 19 is equipped with dustproof subassembly 21.

Referring to fig. 1 and 2, two sets of first fixing blocks 22 are fixedly connected to the left and right sides of the inner cavity of the bottom plate 2, two sets of transverse threaded rods 23 are movably connected to one side of the two sets of first fixing blocks 22 close to each other, two sets of connecting rods 24 are fixedly connected to one ends of the two sets of connecting rods 24 close to each other, two sets of first bevel gears 25 are fixedly connected to one ends of the two sets of first bevel gears 25 close to each other, second bevel gears 26 matched with the first bevel gears 25 are arranged at the bottoms of one sides of the two sets of first bevel gears 25 close to each other, two sets of limiting blocks 27 are sleeved on one sides of the surfaces of the two sets of threaded rods 23 far from each other, two sets of limiting rods 28 are fixedly connected to the tops of the limiting blocks 27, a transverse first through groove 29 is arranged at the top of the bottom plate 2, one end of the connecting rod 5 not connected with the driving motor 4 penetrates through the middle between the top of the motor box 3 and the bottom of the bottom plate 2 and is fixedly connected with the bottoms of the second bevel gears 26, the top ends of the two groups of limiting rods 28 penetrate through the left side and the right side of the top of the bottom plate 2 through the first through grooves 29 and are fixedly connected with the bottoms of the two groups of second connecting blocks 15, the driving motor 4 drives the connecting rod 5 and the second bevel gear 26 to rotate, and the second bevel gear 26 is meshed with the first bevel gear 25, so that the first bevel gear 25 drives the connecting rod 24 and the threaded rod 23 to rotate, and the limiting blocks 27 and the limiting rods 28 drive the two groups of second connecting blocks 15 to approach to or separate from each other through the first through grooves 29;

referring to fig. 1 and 3, the fixing assembly 20 includes a fixing plate 201, the fixing plate 201 is fixedly connected to left and right sides of the demonstration board 19, a horizontal positioning plate 202 is disposed on a top of a surface of the fixing plate 201, the positioning plate 202 is located on left and right sides of a surface of the demonstration board 19, two groups of first handles 203 are disposed on left and right sides of a top of the positioning plate 202, two groups of vertical fastening screws 204 are fixedly connected to bottoms of the two groups of first handles 203, the two groups of fastening screws 204 are connected to left and right sides of the positioning plate 202 in a penetrating manner, teaching materials are placed on the demonstration board 19, and the positioning plate 202 is pressed downward through the fastening screws 204 by rotating the first handles 203, so that the teaching materials can be fixed;

referring to fig. 1 and 4, the dust-proof assembly 21 includes an installation box 211, the installation box 211 is fixedly connected to the top of the demonstration board 19, the top and the bottom of the left and right sides of the inner cavity of the installation box 211 are fixedly connected to four sets of second fixing blocks 212, one side of the left side of the two sets of second fixing blocks 212, which is close to the right side of the two sets of second fixing blocks 212, is movably connected to two sets of transverse winding rods 213, two sets of dust-proof cloths 214 are wound on the surface of the two sets of winding rods 213, two sets of transverse second through grooves 215 are disposed on the rear side of the two sets of winding rods 213, the two sets of dust-proof cloths 214 penetrate through the bottom of the installation box 211 and are disposed on the front and rear sides of the demonstration board 19 through the second through grooves 215, a first rotation rod 216 is movably connected to the middle of the right side of the installation box 211, a second handle 217 is fixedly connected to the right end of the first rotation rod 216, a first rotation wheel 218 is sleeved on the surface of the first rotation rod 216, two groups of vertical conveyor belts 219 are arranged on the left side and the right side of the surface of the first rotating wheel 218, two groups of second rotating rods 2191 are arranged at the top and the bottom of the right side of the installation box 211, and the left ends of the two sets of the second rotating rods 2191 penetrate through the right side of the installation box 211 and the right two sets of the second fixed blocks 212 and the right ends of the two sets of the winding rods 213, the surfaces of the two sets of the second rotating rods 2191 are sleeved with two sets of the second rotating wheels 2192, one ends of the two sets of the conveyor belts 219, which are not connected with the first rotating wheels 218, are sleeved on the surfaces of the two sets of the second rotating wheels 2192, by rotating the second handle 217, the first rotating rod 216 and the first rotating wheel 218 are driven to rotate, the second rotating rod 2191 and the winding rod 213 are driven to rotate by the cooperation of the conveyor belt 219 and the second rotating wheel 2192, so that the dustproof cloth 214 can descend through the second through groove 215 to be unfolded and cover on the demonstration board 19, and can also ascend and wind on the winding rod 213.

The working principle is as follows: when in use, the driving motor 4 drives the connecting rod 5 and the second bevel gear 26 to rotate, because the second bevel gear 26 is meshed with the first bevel gear 25, the first bevel gear 25 drives the connecting rod 24 and the threaded rod 23 to rotate, the limiting block 27 and the limiting rod 28 drive the two groups of second connecting blocks 15 to approach to or separate from each other through the first through groove 29, the two groups of movable rods 17 are driven to rotate through the cooperation of the first connecting shaft 14, the second connecting shaft 16 and the third connecting shaft 18, the placing plate 10 and the demonstration plate 19 are lifted, the height of the demonstration plate 19 can be adjusted as required, the second supporting column 8 is driven to stretch in the first supporting column 6 while the height is adjusted, the two groups of first connecting blocks 12 approach to or separate from each other, the first buffer spring 9 and the second buffer spring 13 stretch to buffer and absorb shock, teaching materials are placed on the demonstration plate 19, and the first handle 203 is rotated, make locating plate 202 pass through fastening screw 204 and push down, can fix the teaching material, when not using, through rotating second handle 217, drive first dwang 216 and first runner 218 and rotate, through conveyer belt 219 and the cooperation of second dwang 2192, drive second dwang 2191 and winding rod 213 and rotate, make dustproof cloth 214 can descend through second logical groove 215 and expand and cover on demonstration board 19.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an infant's fine arts education demonstration board, includes two sets of supporting legs (1), its characterized in that: the top of the two groups of supporting legs (1) is fixedly connected with a bottom plate (2), the middle of the bottom plate (2) is fixedly connected with a motor box (3), the bottom of the inner cavity of the motor box (3) is fixedly connected with a driving motor (4), the top of the driving motor (4) is provided with a connecting rod (5), the left side and the right side of the top of the bottom plate (2) are fixedly connected with two groups of first supporting columns (6), the bottom of the inner cavity of the two groups of first supporting columns (6) is provided with two groups of extrusion plates (7), the top of the two groups of extrusion plates (7) and the top of the inner cavity of the two groups of first supporting columns (6) are fixedly connected with two groups of first buffer springs (9), and the two groups of first buffer springs (9) are sleeved on the surfaces of the two groups of second supporting columns (8), the top of the two groups of second supporting columns (8) penetrates through the top of the two groups of first supporting columns (6) and is fixedly connected with a placing plate (10), the bottom of the placing plate (10) is provided with a transverse fixing shaft (11), the two ends of the fixing shaft (11) are fixedly connected with the top of one side, close to the two groups of second supporting columns (8), of the two groups of first connecting blocks (12) are sleeved on the left side and the right side of the surface of the fixing shaft (11), the side, close to the two groups of first connecting blocks (12), of the two groups of first connecting blocks (12) is fixedly connected with a second buffer spring (13), the second buffer spring (13) is sleeved on the surface of the fixing shaft (11), the bottom of the surface of the two groups of first connecting blocks (12) is connected with two groups of first connecting shafts (14) in a penetrating manner, and the bottom of one side, close to the two groups of first supporting columns (6) is provided with two groups of second connecting blocks (15), two sets of the surface through connection of second connecting block (15) has two sets of second connecting axles (16), and is two sets of first connecting axle (14) and two sets of swing joint has two sets of movable rods (17) between second connecting axle (16), and two sets of movable rod (17) are cross connection, and are two sets of the junction through connection of movable rod (17) has third connecting axle (18), place top fixedly connected with demonstration board (19) of board (10), the surperficial left and right sides of demonstration board (19) is equipped with two sets of fixed subassembly (20), the top of demonstration board (19) is equipped with dustproof subassembly (21).

2. The fine arts education demonstration board for infants according to claim 1, characterized in that: the utility model discloses a two sets of stopper (27) have been cup jointed to one side that the surface of bottom plate (2) was kept away from each other, two sets of stopper (27) of top fixedly connected with two sets of gag lever posts (28) of stopper (27), the top of bottom plate (2) is equipped with horizontal first logical groove (29), and is two sets of one side swing joint that first fixed block (22) were close to each other has two sets of horizontal threaded rod (23), two sets of one end fixedly connected with two sets of first conical gear (25) that threaded rod (23) are close to each other, two sets of one side bottom that first conical gear (25) are close to each other is equipped with and first conical gear (25) assorted second conical gear (26), and is two sets of one side that the surface of threaded rod (23) was kept away from each other has been cup jointed two sets of stopper (27), two sets of stopper (28) of fixedly connected with of stopper (27), the top of bottom plate (2) is equipped with horizontal first logical groove (29).

3. The fine arts education demonstration board for infants according to claim 2, wherein: the one end that connecting rod (5) are not connected with driving motor (4) runs through the top of motor case (3) and the bottom of bottom plate (2) in the middle of with the bottom fixed connection of second bevel gear (26), and is two sets of the top of gag lever post (28) runs through the top left and right sides and two sets of bottom plate (2) through first logical groove (29) the bottom fixed connection of second connecting block (15).

4. The fine arts education demonstration board for infants according to claim 1, characterized in that: fixed subassembly (20) are including fixed plate (201), and the left and right sides fixed connection of fixed plate (201) and demonstration board (19), the surface top of fixed plate (201) is equipped with horizontal locating plate (202), and locating plate (202) are located the surface left and right sides of demonstration board (19), the top left and right sides of locating plate (202) is equipped with two sets of first in command (203), and is two sets of the bottom fixedly connected with two sets of vertical fastening screw (204) of first in command (203), and two sets of fastening screw (204) and the left and right sides through connection of locating plate (202).

5. The fine arts education demonstration board for infants according to claim 1, characterized in that: dustproof subassembly (21) are including install bin (211), and the top fixed connection of install bin (211) and demonstration board (19), the inner chamber left and right sides top and the four group second fixed block of bottom fixedly connected with (212) of install bin (211), the left side is two sets of second fixed block (212) and right side one side swing joint that second fixed block (212) are close to each other has two sets of horizontal winding pole (213), two sets of the surface winding of winding pole (213) has two sets of dustproof cloth (214), and is two sets of the rear side of winding pole (213) is equipped with two sets of horizontal second and leads to groove (215), and is two sets of dustproof cloth (214) lead to the groove (215) through the second and run through the bottom that install bin (211) is located the front and back both sides of demonstration board (19).

6. The fine arts educational demonstration board for infants according to claim 5, wherein: a first rotating rod (216) is movably connected in the middle of the right side of the mounting box (211), a second handle (217) is fixedly connected at the right end of the first rotating rod (216), a first rotating wheel (218) is sleeved on the surface of the first rotating rod (216), two groups of vertical conveying belts (219) are arranged on the left side and the right side of the surface of the first rotating wheel (218), two groups of second rotating rods (2191) are arranged at the top and the bottom of the right side of the installation box (211), and two sets of the right side and the right side that install bin (211) was run through to the left end of second dwang (2191) are two sets of second fixed block (212) and two sets of the right-hand member fixed connection of coiling pole (213), two sets of the surface of second dwang (2191) has cup jointed two sets of second and has rotated wheel (2192), two sets of conveyer belt (219) does not cup joint two sets of with the one end that first rotation wheel (218) is connected the surface of second rotation wheel (2192).