CN210211879U - Drawing board convenient to height-adjusting for preschool education - Google Patents

Abstract

The utility model discloses a preschool education is with drawing board of height-adjusting of being convenient for, including the dead lever, the bottom outer wall of dead lever has two first bracing pieces through the bolt fastening, and first bracing piece is located the both sides of dead lever bottom outer wall respectively, first bracing piece is pegged graft and is had the second bracing piece, and the second bracing piece is located the one end of keeping away from the dead lever, the first spliced eye that the equidistance distributes is all opened to one side outer wall of second bracing piece and first bracing piece, and pegs graft in the inside of spliced eye and have first fixed pin, the top outer wall of dead lever has two support columns through the bolt fastening. The utility model discloses the height of regulation drawing board that can be fine, the device of being convenient for is adapted to the children of different age brackets and different heights, has improved the controllability of device, and fixed drawing board that can be fine prevents rocking in the drawing board uses, has improved the stability in the drawing board use, and change drawing board that can be fine makes the drawing board change more convenient.

Description

Drawing board convenient to height-adjusting for preschool education

Technical Field

The utility model relates to a teaching aid technical field especially relates to an infant's education is with drawing board of being convenient for height-adjusting.

Background

At present, children education is an important foundation of the whole education cause, and the character cultivation of children is put at the top. The practical requirement of children education is that from the practical point of view, the specific analysis of specific problems is the fundamental principle of methodology. The children education can promote the development of human brain, and is particularly beneficial to the parallel development of left and right brains.

The antiskid nature of device is not good when drawing board for preschool education among the prior art uses, poor stability, and the height of drawing board is difficult for adjusting moreover, and children use inconveniently, consequently, need urgently for a preschool education solves above-mentioned problem with the drawing board of being convenient for height-adjusting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a drawing board convenient for height adjustment for infant education.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a height-adjustable drawing board for preschool education comprises a fixed rod, wherein two first supporting rods are fixed on the outer wall of the bottom of the fixed rod through bolts, the first supporting rods are respectively positioned on two sides of the outer wall of the bottom of the fixed rod, a second supporting rod is inserted into the first supporting rods, the second supporting rods are positioned at one ends far away from the fixed rod, first inserting holes are formed in the outer walls of one sides of the second supporting rods and the first supporting rods and are distributed equidistantly, first fixing pins are inserted into the first inserting holes, two supporting columns are fixed on the outer wall of the top of the fixed rod through bolts, two sliding sleeves are inserted into the supporting columns, threaded holes are formed in the outer wall of one side of each sliding sleeve, fixing bolts are connected with the threaded holes in a threaded manner, a first connecting rod is fixed on the outer wall of one side of each sliding sleeve through bolts, a supporting block, and the supporting shoe joint has the drawing board, two the welding of one side outer wall that the support column is relative has the second connecting rod, and the outer wall of second connecting rod bottom has the light of equidistance distribution through the bolt fastening, open one side outer wall of head rod has two spliced eyes

Preferably, the outer wall of one side of drawing board is opened has two sliding trays, and all pegs graft in sliding tray and the second jack and have the second fixed pin.

Preferably, a fixing hole is formed in the outer wall of one side of the supporting column, and a sliding rod is inserted into the fixing hole.

Preferably, an arc-shaped clamping block is welded at one end of the sliding rod, and a pull rod is fixed at one end of the sliding rod through a bolt.

Preferably, the supporting column is located between the pull rod and the arc-shaped clamping block, and the sliding rod is inserted with the telescopic spring.

Preferably, the outer wall of one side of the telescopic spring is provided with a corrugated pipe, and the telescopic spring is positioned between the support column and the arc-shaped clamping block.

Preferably, the bottom outer wall of the second support rod is fixed with a rubber pad through a bolt, the outer wall of one side of each of the two support columns is welded with a bearing, and the outer wall of one side of each of the bearings is fixed with a third support rod through a bolt.

The utility model has the advantages that:

1. through the setting of first bracing piece and second bracing piece, the height of regulation drawing board that can be fine, the device of being convenient for is adapted to the children of different age brackets and different heights, has improved the controllability of device.

2. Through the setting of arc fixture block and supporting shoe, fixed drawing board that can be fine prevents rocking in the drawing board use, has improved the stability in the drawing board use.

3. Through the setting of second spliced eye and second fixed pin, change drawing board that can be fine makes the drawing board change more convenient, has improved the convenience when device uses.

4. Through the setting of light, can be fine illuminate the drawing board, make the device also can normal use under the condition of no light source or light dark, improved the adaptability of device.

5. Through the setting of rubber pad, the slip that prevents the drawing board in the use that can be fine is emptyd and is injured children by a crashing object, has improved the antiskid nature of device.

Drawings

Fig. 1 is a schematic view of a height-adjustable drawing board for infant education according to the present invention;

fig. 2 is a schematic partial structure view of a drawing board for child education with height adjustment;

fig. 3 is the utility model provides a drawing board of height-adjusting with being convenient for preschool education looks at the structural sketch map.

In the figure: the drawing board comprises a fixing rod 1, a supporting column 2, a sliding rod 3, a fixing bolt 4, a sliding sleeve 5, a second connecting rod 6, a lighting lamp 7, a drawing board 8, a sliding groove 9, a supporting block 10, a rubber pad 11, a first plug hole 12, a second supporting rod 13, a first supporting rod 14, a pull rod 15, a telescopic spring 16, an arc-shaped clamping block 17, a bearing 18, a third supporting rod 19 and a corrugated pipe 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a drawing board convenient for height adjustment for preschool education comprises a fixed rod 1, two first supporting rods 14 are fixed on the outer wall of the bottom of the fixed rod 1 through bolts, the first supporting rods 14 are respectively positioned on two sides of the outer wall of the bottom of the fixed rod 1, a second supporting rod 13 is inserted into the first supporting rods 14, the second supporting rod 13 is positioned at one end far away from the fixed rod 1, first inserting holes 12 are formed in the outer walls of one sides of the second supporting rod 13 and the first supporting rod 14 and are distributed equidistantly, first fixing pins are inserted into the inserting holes, two supporting columns 2 are fixed on the outer wall of the top of the fixed rod 1 through bolts, two sliding sleeves 5 are inserted into the supporting columns 2, threaded holes are formed in the outer wall of one side of the sliding sleeves 5, fixing bolts 4 are connected in the threaded holes, and first connecting rods are fixed on the outer wall of, the top outer wall of dead lever 1 has supporting shoe 10 through the bolt fastening, and supporting shoe 10 joint has drawing board 8, and the welding of 2 relative one side outer walls of two support columns has second connecting rod 6, and 6 bottom outer walls of second connecting rod have equidistance distribution's light 7 through the bolt fastening, and one side outer wall of head rod is opened there are two spliced eyes.

In the utility model, two sliding grooves 9 are arranged on the outer wall of one side of the drawing board 8, and second fixing pins are inserted in the sliding grooves 9 and the second insertion holes, a fixing hole is arranged on the outer wall of one side of the supporting column 2, and a sliding rod 3 is inserted in the fixing hole, an arc-shaped fixture block 17 is welded at one end of the sliding rod 3, and a pull rod 15 is fixed at one end of the sliding rod 3 through a bolt, the supporting column 2 is positioned between the pull rod and the arc-shaped fixture block 17, the arc-shaped fixture block 17 and the supporting block 10 can well fix the position of the drawing board 8, so as to prevent the drawing board 8 from shaking in use, and a telescopic spring 16 is inserted in the sliding rod 3, a corrugated pipe 20 is arranged on the outer wall of one side of the telescopic spring 16, the telescopic spring 16 is positioned between the supporting column 2 and the arc-shaped fixture block 17, a rubber pad 11 is fixed, the bearing 18 has all been welded to one side outer wall of two support columns, and the one side outer wall of bearing 18 passes through the bolt fastening and has third bracing piece 19.

The working principle is as follows: during the use, at first through first bracing piece 14, second bracing piece 13, the height of drawing board 8 is adjusted to first spliced eye 12 and first fixed pin, so that adapt to children's height, then through the second spliced eye, the second fixed pin, supporting shoe 10 and arc fixture block 17 are fixed drawing board 8, fixed drawing board 8 that arc fixture block 17 and supporting shoe 10 can be fine in the use, prevent rocking in the use of drawing board 8, rubber pad 11 can be fine prevent that drawing board slides and injures children in the use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The drawing board convenient for height adjustment for preschool education comprises a fixed rod (1) and is characterized in that two first supporting rods (14) are fixed on the outer wall of the bottom of the fixed rod (1) through bolts, the first supporting rods (14) are respectively positioned on two sides of the outer wall of the bottom of the fixed rod (1), second supporting rods (13) are inserted into the first supporting rods (14), the second supporting rods (13) are positioned at one ends far away from the fixed rod (1), first inserting holes (12) distributed at equal intervals are formed in the outer walls of one sides of the second supporting rods (13) and the first supporting rods (14), first fixing pins are inserted into the inserting holes, two supporting columns (2) are fixed on the outer wall of the top of the fixed rod (1) through bolts, two sliding sleeves (5) are inserted into the supporting columns (2), threaded holes are formed in the outer wall of one side of each sliding sleeve (5), and screw hole female connection has fixing bolt (4), one side outer wall of slip cap (5) has the head rod through the bolt fastening, the top outer wall of dead lever (1) has supporting shoe (10) through the bolt fastening, and supporting shoe (10) joint has drawing board (8), two the welding of one side outer wall that support column (2) is relative has second connecting rod (6), and second connecting rod (6) bottom outer wall has light (7) that the equidistance distributes through the bolt fastening, open one side outer wall of head rod has two spliced eyes.

2. The drawing board convenient for height adjustment for preschool education as claimed in claim 1, wherein the drawing board (8) has two sliding grooves (9) formed on one side of the outer wall, and second fixing pins are inserted into the sliding grooves (9) and the second insertion holes.

3. The drawing board convenient for height adjustment for infant education as claimed in claim 1, wherein the outer wall of one side of the supporting column (2) is provided with a fixing hole, and a sliding rod (3) is inserted into the fixing hole.

4. The drawing board convenient for height adjustment for infant education as claimed in claim 3, wherein an arc-shaped block (17) is welded to one end of the sliding rod (3), and a pull rod (15) is fixed to one end of the sliding rod (3) through a bolt.

5. The drawing board convenient for height adjustment for infant education as claimed in claim 3, wherein the supporting column (2) is located between the pulling rod and the arc-shaped block (17), and the sliding rod (3) is inserted with a telescopic spring (16).

6. The drawing board convenient for height adjustment for infant education as claimed in claim 5, wherein the bellows (20) is arranged on the outer wall of one side of the extension spring (16), and the extension spring (16) is located between the supporting column (2) and the arc-shaped fixture block (17).

7. The drawing board convenient for height adjustment for preschool education as claimed in claim 1, wherein the bottom outer wall of the second support rod (13) is fixed with a rubber pad (11) through a bolt, one side outer wall of each of the two support columns is welded with a bearing (18), and one side outer wall of each bearing (18) is fixed with a third support rod (19) through a bolt.

Images