CN115556504A

CN115556504A - Drawing board for children

Info

Publication number: CN115556504A
Application number: CN202211304827.2A
Authority: CN
Inventors: 王杨
Original assignee: Zhengzhou Keni Technology Co ltd
Current assignee: Zhengzhou Keni Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-03

Abstract

The invention relates to a children's drawing board, comprising two drawing board frame assemblies which are symmetrically arranged front and back, wherein each drawing board frame assembly comprises a drawing board frame and drawing board bodies, rectangular through holes are formed in the drawing board frames and used for containing the drawing board bodies, a group of drawing board body fixing structures are respectively arranged on the left side and the right side of each drawing board frame, each drawing board body fixing structure comprises a rotation limiting groove and a stop groove, and two convex columns are respectively arranged on the left side and the right side of each drawing board body and are respectively matched with the rotation limiting grooves and the stop grooves; the left side wall and the right side wall of the rectangular through hole of the drawing board frame are both provided with a supporting piece, one end of each supporting piece is provided with an inserting shaft, and the other end of each supporting piece is a supporting part; when the drawing board body does not need to be adjusted in angle, the supporting piece is hidden and assembled on the drawing board frame; when the angle of the drawing board body is adjusted, the lower convex column of the drawing board body leaves the stopping groove. The children drawing board disclosed by the invention has the function of adjusting the angle of the drawing board body on the basis of the function of a double-sided drawing board and the function of adjusting the height, and meets diversified use requirements.

Description

Drawing board for children

Technical Field

The invention relates to the technical field of drawing boards, in particular to a children drawing board.

Background

The drawing board is not limited to be purchased and used by professional painters, and the drawing board for children is popular in recent years. The children drawing board is used for children to scribble, learn drawing, learn figures, chinese characters and the like. The double-sided drawing board has a blackboard and a whiteboard, the whiteboard can be used for painting by whiteboard pens, the blackboard can be used for painting by chalk, one double-sided drawing board can provide more choices for children, and two children in a family can also use the double-sided drawing board simultaneously.

The double-sided drawing board mainly comprises two drawing board frame assemblies, a storage supporting plate, wherein each drawing board frame assembly comprises a drawing board frame and supporting legs, the upper portions of the two drawing board frames are hinged through hinges, the two drawing board frames are convenient to fold and store, and the supporting legs are fixed and also movable and adjustable (the height of the drawing board is adjusted by changing the connecting positions of the supporting legs and the sides of the drawing board frames). Drawing board bodies are arranged in the drawing board frames, each drawing board body is provided with a blackboard and a white board, the blackboard is fixed in one drawing board frame, and the white board is fixed in the other drawing board frame. The lower parts of the two drawing board frames are provided with a supporting plate for placing articles. The utility model patent of granted publication No. CN206953880U discloses a children's drawing board, the general structure is similar to the structure of the above-described double-sided drawing board (the supporting legs are adjustable). According to the double-sided drawing board, after the article holding supporting plate is installed, the angle between the two drawing board frames is not adjustable any more, and the two drawing board frames are in an A-shaped stable structure; only the height adjustment of the drawing board can be performed.

Disclosure of Invention

The invention aims to provide a children drawing board, which can realize the adjustment of the angles of a blackboard and a whiteboard under the condition that the height of the existing double-sided drawing board is adjustable.

In order to realize the purpose, the invention adopts the following technical scheme:

a children's drawing board comprises two drawing board frame assemblies symmetrically arranged front and back, wherein a storage supporting plate is arranged between the two drawing board frame assemblies, each drawing board frame assembly comprises a drawing board frame, drawing board bodies, a first supporting leg and a second supporting leg, rectangular through holes are formed in the drawing board frame and used for containing the drawing board bodies, a group of drawing board body fixing structures are arranged on the left side and the right side of the drawing board frame respectively, the two groups of drawing board body fixing structures are symmetrically arranged left and right, each drawing board body fixing structure comprises an upper rotation limiting groove and a lower stopping groove, two convex columns are arranged on the left side and the right side of each drawing board body respectively, each upper convex column is defined as an upper convex column, each lower convex column is positioned as a lower convex column, each upper convex column and each lower convex column are matched with the rotation limiting groove and the stopping grooves respectively, each drawing board body is loaded from the front side of the drawing board frame, each upper convex column is hinged with the rotation limiting groove after entering the rotation limiting groove, each lower convex column enters the stopping grooves, and each stopping grooves limits the backward movement of the lower convex columns;

the left side wall and the right side wall of the rectangular through hole of the drawing board frame are both provided with a supporting piece, one end of each supporting piece is provided with an inserting shaft, and the other end of each supporting piece is a supporting part; when the drawing board body does not need to be adjusted in angle, the supporting piece is hidden and assembled on the drawing board frame; when drawing plate body angle regulation, the lower post that draws the plate body leaves the stop groove, and support piece's grafting axle axial shifts out one section distance and rotatory the feasible downside of supporting part butt drawing plate body.

Furthermore, the drawing board frame is composed of a top rod, a left side rod, a right side rod and a bottom rod, and the top rod, the left side rod, the right side rod and the bottom rod enclose the rectangular through hole, the bottom rods extend downwards from the lower ends of the left side rod and the right side rod, and the rotation limiting groove and the stop groove are both positioned between the top rod and the bottom rod; the rotary limiting groove is composed of an inlet and outlet groove and a hinge groove, the hinge groove is positioned below the inlet and outlet groove and is communicated with the inlet and outlet groove, the inlet and outlet groove is used for the upper convex column to be installed or withdrawn, and the hinge groove is an arc groove used for the upper convex column to rotate.

Furthermore, the inner side wall of the drawing board frame is provided with a hidden groove for a support piece to be clamped in, the hidden groove comprises a round hole groove and a strip-shaped groove, the depth of the strip-shaped groove is smaller than that of the round hole groove, the round hole groove is used for the insertion shaft to be installed, the support piece comprises a strip-shaped portion and an insertion shaft perpendicular to the end portion of the strip-shaped portion, the other end of the strip-shaped portion forms a tooth-shaped supporting portion, and the strip-shaped groove is used for the strip-shaped portion to be installed, so that the installed support piece does not protrude out of the inner side wall of the drawing board frame; the side of drawing plate body is equipped with one section rack shape structure, has a plurality of tooth's socket, supplies after the drawing plate body is turned over support piece's supporting part selectivity cooperation to support the drawing plate body.

Further, drawing board frame attach has two landing legs, two landing legs respectively with left side lever, right side pole cooperation, all be provided with two bolt holes on the part of the sill bar that stretches out of left side lever, right side pole, set up the T-slot on the landing leg, the opening in T-slot is towards drawing board frame one side, and the length direction in T-slot sets up along landing leg length direction, and the T-slot is used for the construction bolt, and the screw thread section of bolt passes and stretches out the bolt hole, the end screw thread connection that stretches out of bolt has the nut.

Further, left side pole, right side pole are the rectangle pole and the structure is the same, and the landing leg is the rectangle pole at left side pole, right side pole upside, and the landing leg is the rectangle pole, the width of landing leg is less than the left side pole, lies in the left side of the landing leg and aligns on the left side pole left side, lies in the right side landing leg right side and aligns on the right side pole right side.

Furthermore, the bolt comprises a polish rod section and a thread section, and the polish rod section is provided with a hexagonal prism or quadrangular rotation stopping section; the T-shaped groove is composed of a first groove and a second groove which are communicated with each other, the width of the first groove is larger than that of the second groove, the rotation stopping section is located in the first groove, the polished rod section is located in the second groove, and the threaded section penetrates through the second groove and extends out of the second groove.

Furthermore, the parts of the left side rod and the right side rod, which extend out of the bottom rod, are provided with a pin hole, the center line of the pin hole is perpendicular to the center line direction of the bolt hole, pins can pass through the pin hole and are used for installing the object placing supporting plate, and the object placing supporting plate is provided with four through holes for the four pins to pass through respectively.

Further, put the thing layer board and enclose into a cavity structure that opening up by bottom plate, left side board, right side board, posterior lateral plate, the pinhole sets up respectively on left side board, right side board, and preceding curb plate and posterior lateral plate are the front and back symmetry setting, and left side board, right side board are the bilateral symmetry setting, and the height that highly is less than the left side board of preceding curb plate, the middle part of preceding curb plate is backward protruding and forms the arc and lets the position portion.

Furthermore, the bottom plate is provided with two partition plates, the length direction of the partition plates is arranged along the left-right direction, one partition plate is in contact with the abdication part of the front side plate, a slot dividing plate is also arranged between the partition plate and the front side plate and is arranged along the front-back direction, a board eraser placing groove is formed among the slot dividing plate, the partition plate, the front side plate and the left side plate or the right side plate, and the board eraser placing groove can contain water; the other partition plate is contacted with the yielding part of the front side plate.

Furthermore, be equipped with a vertical limiting plate on left side board, the right side board respectively, the upper portion of vertical limiting plate is equipped with two spacing bayonets, and two spacing bayonets on the same vertical limiting plate set up at the interval around, and when adjusting the drawing plate body into vertical state, spacing bayonet socket is used for blocking with the lower projection of drawing plate body and establishes.

The invention has the beneficial effects that:

the children drawing board is provided with the front drawing board frame, the rear drawing board frame and the drawing board body, has the functions of a double-sided drawing board of a blackboard and a whiteboard, and can be used selectively and used by two children simultaneously. The drawing board body and the drawing board frame are not fixedly installed, but are rotatably adjusted through ingenious structural design, the set angle can be kept through the supporting piece, the blackboard and the whiteboard can be independently adjusted, and the use requirement of angle adjustment is met.

Fixed position is adjustable between landing leg and the drawing board frame, possesses drawing board altitude mixture control's function, adapts to the user of different heights.

Drawings

FIG. 1 is a schematic perspective view of a children's drawing board according to the present invention;

FIG. 2 is a schematic perspective view of another perspective view of a children's sketchpad of the present invention;

FIG. 3 is a schematic structural view of a drawing board body;

fig. 4 is a schematic structural diagram of a sketchpad frame;

FIG. 5 is an enlarged partial view of the rotation limiting slot of FIG. 4;

FIG. 6 is an enlarged view of a portion of FIG. 4 (showing hidden slots and stop slots);

FIG. 7 is a schematic view of the support member;

FIG. 8 is a schematic view of another angular configuration of the drawing board body shown in FIG. 3;

fig. 9 is a schematic view of the support members hidden within the side walls of the easel frame;

fig. 10 is a schematic view of the drawing board body 6 supported at an angle by the support 7;

FIG. 11 is a schematic structural view of a leg;

FIG. 12 is a cross-sectional view of the leg;

FIG. 13 is a schematic view of the structure at one end of the T-shaped slot of the leg;

FIG. 14 is a schematic illustration of the legs attached to the easel frame;

FIG. 15 is a schematic view of a bolt construction;

FIG. 16 is a schematic view of the leg after adjustment of the position relative to FIG. 14;

FIG. 17 is a schematic view of a storage tray;

FIG. 18 is a schematic view of a vertical limiting plate provided on a storage tray;

fig. 19 is a schematic view of the front drawing board body being adjusted to a vertical state to be engaged with the vertical position-limiting plate.

Names corresponding to the marks in the figure:

1 picture board frame, 11 left side pole, 12 right side pole, 13 top pole, 14 bottom pole, 15 rotation limiting groove, 151 in-out groove, 152 hinging groove, 16 hiding groove, 161 round hole groove, 162 strip-shaped groove, 17 stopping groove, 18 bolt hole, 19 pin hole,

2, a white board is arranged on the frame,

3 article-placing supporting plate, 31 front side plate, 32 left side plate, 33 baffle plate, 34 right side plate, 311 leaning part, 35 eraser placing groove, 36 back side plate, 37 bottom plate, 38 through hole, 39 groove-dividing plate,

4-leg, 41-T-shaped slot, 411-first slot, 412-second slot, 413-loading opening,

5, the nut is arranged on the upper surface of the shell,

6 painting board body, 61 blackboard, 62 subframe, 63 upper convex column, 64 lower convex column, 65 rack-shaped structure,

7 a support member, 71 a plug shaft, 72 a support member,

8 bolts, 81 polished rod sections, 82 rotation stopping sections, 83 thread sections,

9 vertical limiting plates, and 91 limiting bayonets.

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.

Example (b):

as shown in fig. 1-16, the children's drawing board comprises two drawing board frame components symmetrically arranged in front and back, and a storage supporting plate 3 is arranged between the two drawing board frame components. The drawing board frame assembly comprises a drawing board frame 1, a drawing board body 6, a first supporting leg and a second supporting leg, wherein the supporting legs have the same structure and are marked as supporting legs 4 for convenience of description. A rectangular through hole 38 is formed in the drawing board frame 1, and the rectangular through hole 38 is used for accommodating the drawing board body 6. Two drawing sheet frame subassemblies are connected through the hinge (not shown, the hinge is prior art) that the top set up, and the hinge sets up a pair ofly, and one in left side, right side realize stable connection, and when the equipment was used, two drawing sheet frame subassemblies can be opened relatively, can realize folding side by side again when needing to accomodate. Because the two drawing board frame assemblies have the same structural form, the following description mainly takes the drawing board assembly on the front side as an example.

As shown in fig. 3, two convex columns are respectively disposed on the left and right sides of the drawing board body 6, the upper convex column is defined as an upper convex column 63, the lower convex column is defined as a lower convex column 64, and the convex columns are cylindrical. The drawing board body 6 comprises a main board body, a peripheral subframe 62 and the drawing board body 6 arranged on the front side and the rear side, and is characterized in that the main board body on the front side is a blackboard 61, the white board 2 on the other side is the whiteboard 2, namely, the materials of the parts of the main board body are different and basically consistent, and the subframe 62 on the front side and the subframe 62 on the rear side are the same and are rectangular frames. The blackboard 61 and the whiteboard 2 are also concepts in the prior art, namely main components of the double-sided drawing board, the material and the principle of the main board body belong to the prior art, the blackboard 61 comprises a green board surface, a galvanized iron plate, a fiberboard and a moisture-proof layer which are sequentially arranged, and the periphery of the blackboard 61 is embedded in the subframe 62. The galvanized iron plate can realize the magnetic attraction function, so that the surface of the blackboard 61 can adsorb magnets for pressing and setting drawing paper, and the green plate surface is used for writing with chalk. Accordingly, the whiteboard 2 is different from the blackboard 61 only in a white board surface instead of a green board surface for writing by the whiteboard marker.

The upper convex column 63 and the lower convex column 64 are both arranged on the auxiliary frame 62 and are both made of wood.

As shown in fig. 4-6, a set of drawing board fixing structures is respectively disposed on the left and right sides of the drawing board frame 1, the two sets of drawing board fixing structures are symmetrically disposed, and each drawing board fixing structure includes an upper rotation limiting groove 15 and a lower stop groove 17. The upper convex column 63 and the lower convex column 64 are respectively matched with the rotation limiting groove 15 and the stop groove 17, the drawing board body 6 is arranged from the front side of the drawing board frame 1, and the upper convex column 63 enters the rotation limiting groove 15 and then is hinged with the rotation limiting groove and can rotate relatively under the action of external force; after the lower protruding pillar 64 enters the stopping slot 17, the stopping slot 17 limits the backward movement of the lower protruding pillar 64.

The sketchpad frame 1 is composed of a top rod 13, a left side rod 11, a right side rod 12 and a bottom rod 14, and encloses the rectangular through hole 38, and the bottom rods 14 extend downwards from the lower ends of the left side rod 11 and the right side rod 12. The rotation limiting groove 15 and the stop groove 17 are both positioned between the top rod 13 and the bottom rod 14. The rotation limiting groove 15 is composed of an inlet and outlet groove 151 and a hinge groove 152, the hinge groove 152 is located below the inlet and outlet groove 151 and is communicated with the inlet and outlet groove 151, the inlet and outlet groove 151 is used for the upper convex column 63 to be installed in or withdrawn from, and the hinge groove 152 is an arc groove for the upper convex column 63 to rotate. When the drawing board body 6 is installed, the upper portion is installed first, that is, the upper protruding column 63 enters the access slot 151 first, and then moves downwards slightly to enter the hinge slot 152, and the lower protruding column 64 of the drawing board body 6 is clamped into the stopping slot 17. In general, when in use, the drawing plate body 6 is inclined, and the drawing plate body 6 is in a stable state by the gravity of the drawing plate body 6.

The left and right side walls of the rectangular through hole 38 of the drawing board frame 1 are provided with a support member 7, and as shown in fig. 7, one end of the support member 7 is provided with an insertion shaft 71, and the other end is provided with a support part 72. The support 7 comprises a strip-shaped portion and a plug-in shaft 71 perpendicular to its end, the other end of the strip-shaped portion forming a toothed support 72.

When the drawing board body 6 does not need to be adjusted in angle, the supporting piece 7 is hidden and assembled on the drawing board frame 1. Drawing board frame 1 inside wall is equipped with hides groove 16, hides groove 16 and supplies support piece 7 card to go into, hides groove 16 and includes round hole groove 161 and bar groove 162, and the degree of depth of bar groove 162 is less than the degree of depth of round hole groove 161, and round hole groove 161 supplies plug shaft 71 packs into, and bar groove 162 supplies the bar portion to pack into for support piece 7 after packing into does not stand out drawing board frame 1 inside wall, does not interfere its rotation when drawing board body 6 is rotatory. After the support 7 is installed, it is shown in fig. 9.

When the angle of the drawing plate body 6 is adjusted, the upper convex column 63 of the drawing plate body 6 is used as a rotating shaft to rotate, the lower convex column 64 of the drawing plate body 6 leaves the blocking groove 17, the inserting shaft 71 of the supporting piece 7 axially moves out for a distance and rotates to enable the supporting part 72 to abut against the lower side of the drawing plate body 6, and the abutting position is selected according to the required angle of the drawing plate body 6. The plug shaft 71 is axially displaced a distance therefrom, but does not come out of the circular hole groove 161 of the concealing groove 16, and the plug shaft 71 can be rotated. In order to facilitate the axial removal of the support 7, the length of the strip-shaped groove 162 is greater than the length of the strip-shaped portion of the support 7, leaving a space at the bottom.

Further, as shown in fig. 8, a section of rack-shaped structure 65 having a plurality of tooth grooves is disposed on the side of the drawing board body 6, and the supporting portion 72 of the supporting member 7 is selectively engaged with the side of the drawing board body 6 after the drawing board body 6 is turned over, so as to support the drawing board body 6. Fig. 10 is a schematic view of the drawing board body 6 on the front side supported at an angle by the support 7.

As shown in fig. 1 and 14, two legs 4 are connected to the sketchpad frame 1, and the two legs 4 are respectively matched with a left side rod 11 and a right side rod 12. As shown in fig. 4, two bolt holes 18 are provided in the portions of the left and

right side rods

11 and 12 that extend out of the bottom rod 14. As shown in fig. 10 to 12, the leg 4 is provided with a T-shaped groove, an opening of the T-shaped groove faces one side of the palette frame 1, and a length direction of the T-shaped groove is arranged along a length direction of the leg 4. The T-shaped groove is used for installing the bolt 8, the thread section 83 of the bolt 8 penetrates through and extends out of the bolt hole 18, the extending end of the bolt 8 is connected with the nut 5 in a threaded mode, and the nut 5 can be an existing butterfly nut or a plum nut.

The left side rod 11 and the right side rod 12 are both rectangular rods and have the same structure, the supporting leg 4 is arranged on the upper sides of the left side rod 11 and the right side rod 12, and the supporting leg 4 is a rectangular rod. The leg 4 has a smaller width than the left side rod 11, and the left side of the leg 4 on the left side is aligned with the left side of the left side rod 11, and the right side of the leg 4 on the right side is aligned with the right side of the right side rod 12. The parts of the left side rod 11 and the right side rod 12 which are wider than the supporting leg 4 are just provided with the rotating limiting groove 15 and the stopping groove 17, so that the structure is compact, and the supporting leg 4 can not interfere with the movement of the lower convex column 64.

As shown in fig. 15, the bolt 8 includes a polished rod section 81 and a threaded section 83, and a hexagonal prism or quadrangular prism rotation stopping section 82 is provided on the polished rod section 81; the T-shaped groove is composed of a first groove 411 and a second groove 412 which are communicated with each other, the width of the first groove 411 is larger than that of the second groove 412, the rotation stopping section 82 is located in the first groove 411, the light rod section 81 is located in the second groove 412, and the thread section penetrates through the second groove 412 and extends out of the second groove 412. The threaded section 83 is intended to cooperate with the nut 5.

When adjusting the drawing board height, realize through the fixed position of adjusting landing leg 4, landing leg 4 moves to required position along its length direction, utilizes nut 5 locking, when screwing up nut 5, because bolt 8 can not rotate, consequently alone manual twist nut 5 can, easy operation. During the movement, the bolt 8 is not moved; landing leg 4 is also wooden structure, and when processing T-slot, the inner wall processing is smooth a little, does benefit to remove smoothly, prevents to block with bolt 8. As shown in fig. 13, an end of the T-shaped slot is specially provided with an installation opening 413, the caliber of which is equivalent to the width of the first slot 411, so that the rotation stopping section 82 of the bolt 8 can be installed, because the width of the second slot 412 of the T-shaped slot is smaller than the outer diameter of the rotation stopping section 82. The T-shaped groove is matched with the bolt 8, the bolt 8 is arranged in the T-shaped groove and cannot be easily and automatically separated, the bolt 8 is hidden, and the nut 5 matched with the bolt is positioned at the lower side position of the drawing board frame 1, so that the drawing board frame is attractive.

As shown in fig. 4, the parts of the left side rod 11 and the right side rod 12 extending out of the bottom rod 14 are respectively provided with a pin hole 19, the center line of the pin hole 19 is perpendicular to the center line direction of the bolt hole 18, the pin hole 19 is used for a pin to pass through for installing the article support plate 3, and the article support plate 3 is provided with four through holes 38 for four pins to pass through respectively. In this embodiment, the round pin adopts wooden cylinder, and there is the chamfer at both ends, the cartridge of being convenient for.

As shown in fig. 17, the article holding tray 3 has a cavity structure with an upward opening surrounded by a bottom plate 37, a left side plate 32, a right side plate 34, a rear side plate 36, and a front side plate 31, the pin holes 19 are respectively provided in the left side plate 32 and the right side plate 34, the front side plate 31 and the rear side plate 36 are arranged in front-rear symmetry, and the left side plate 32 and the right side plate 34 are arranged in left-right symmetry. The article holding support plate 3 is installed and fixed through four pins, so that the angle of the two drawing board frames 1 is limited, the stable structure is in an A shape when seen from the side, and the article holding support plate is not easy to topple.

The height of the front side plate 31 is lower than that of the left side plate 32, so that the user can conveniently take and put things. The middle part of the front side plate 31 is convex backward and forms an arc-shaped yielding part 311, and the painter can lean forward if necessary to yield to the body.

The bottom plate 37 is provided with two partition plates 33, the length direction of the partition plates 33 is arranged along the left-right direction, and one partition plate 33 is contacted with the receding part 311 of the front side plate 31. A storage box is formed between the partition boards 33 for placing needed articles. A groove separating plate 39 is further arranged between the partition plate 33 and the front side plate 31, the groove separating plate 39 is arranged along the front-back direction, an eraser placing groove 35 is formed among the groove separating plate 39, the partition plate 33, the front side plate 31 and the left side plate 32 or the right side plate 34, and the eraser placing groove 35 can contain water; the other partition 33 is in contact with the relief portion 311 of the front side plate 31. The blackboard eraser placing groove 35 is specially arranged, water can be placed, the blackboard 61 is erased, dust-free chalk is mostly adopted at present, and wet blackboard erasers are needed. Of course, the blackboard eraser can be flexibly used according to the needs, does not need to be drained, and can be directly used for placing the blackboard 61 eraser. The blackboard eraser placing grooves are provided with two blackboard erasers, one blackboard eraser can be placed dry, and the other blackboard eraser can be placed wet. The rear side plate 36 and the partition 33 are formed in a different structure from the front side because the rear side corresponds to the white board 2 and can be wiped with a soft cloth or a lint.

The design of above structure possesses the function of the two-sided drawing board of blackboard, blank, still possesses drawing board height control's function (the user that adapts to different heights) to and drawing board body 6's angularly adjustable function (blackboard and blank can independently be adjusted), above can satisfy the user demand well. Although the angle of the painting plate body 6 can be adjusted within a certain range, the painting plate body is still in an inclined state. The following optimization is made, and product matching can be carried out according to the requirements.

Further, as shown in fig. 18 and 19, the left side plate 32 and the right side plate 34 are respectively provided with a vertical limiting plate 9, the upper portion of the vertical limiting plate 9 is provided with two limiting bayonets 91, the two limiting bayonets 91 on the same vertical limiting plate 9 are arranged at intervals in the front-back direction, and when the drawing plate body 6 is adjusted to be in a vertical state, the limiting bayonets 91 are used for being clamped with the lower studs 64 of the drawing plate body 6. The vertical state here includes a state of approximately vertical.

The vertical limiting plate 9 is fixed on the outer side surface of the object placing support plate 3 through a hinge, and when the vertical limiting plate 9 is not needed, the vertical limiting plate can rotate inwards, is basically horizontally arranged on the upper side of the object storing box of the object placing support plate, or turns on one side towards the other side. If the design is fixed, the space is occupied by the upward protrusion, and the folding and the storage are not facilitated. When needing to use this vertical limiting plate 9, just rotate it to vertical, with the cooperation of drawing body's lower boss 64 for drawing plate body 6 is in vertical state basically. The gap between the caliber of the limiting bayonet 91 and the outer diameter of the lower convex column 64 is small, so that friction force is generated during clamping, and the stability is better; and the stability is better under the action of gravity of the drawing board body 6. The drawing board body is in a vertical state and can be used for a child teaching scene or a scene of other user demands.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as those of the present application, fall within the protection scope of the present invention.

Claims

1. The utility model provides a children's drawing board which characterized in that: the painting board frame comprises two painting board frame components which are symmetrically arranged in front and back, a storage supporting plate is arranged between the two painting board frame components, the painting board frame comprises a painting board frame, painting board bodies, a first supporting leg and a second supporting leg, rectangular through holes are formed in the painting board frame and used for containing the painting board bodies, a group of painting board body fixing structures are arranged on the left side and the right side of the painting board frame respectively, the two groups of painting board body fixing structures are symmetrically arranged in the left and right direction, the painting board body fixing structures comprise an upper rotating limiting groove and a lower stopping groove, two convex columns are arranged on the left side and the right side of the painting board body respectively, the upper convex column is defined as an upper convex column, the lower convex column is positioned as a lower convex column, the upper convex column and the lower convex column are matched with the rotating limiting groove and the stopping groove respectively, the painting board body is loaded from the front side of the painting board frame, the upper convex column is hinged with the rotating limiting groove after entering the lower convex column, and the lower convex column enters the stopping groove, and the stopping groove limits the backward movement of the lower convex column;

the left side wall and the right side wall of the rectangular through hole of the drawing board frame are both provided with a supporting piece, one end of each supporting piece is provided with an inserting shaft, and the other end of each supporting piece is a supporting part; when the drawing board body does not need to be adjusted in angle, the supporting piece is hidden and assembled on the drawing board frame; when the drawing plate body angle regulation, the lower boss of the drawing plate body leaves the stopping groove, and the inserting shaft of the supporting piece axially moves out for a certain distance and rotates to enable the supporting part to abut against the lower side of the drawing plate body.

2. The children's drawing board of claim 1, wherein: the drawing board frame is composed of a top rod, a left side rod, a right side rod and a bottom rod, and the top rod, the left side rod, the right side rod and the bottom rod enclose to form the rectangular through hole, the lower ends of the left side rod and the right side rod extend downwards out of the bottom rod, and the rotation limiting groove and the stop groove are both positioned between the top rod and the bottom rod; the rotary limiting groove is composed of an inlet and outlet groove and a hinge groove, the hinge groove is positioned below the inlet and outlet groove and is communicated with the inlet and outlet groove, the inlet and outlet groove is used for the upper convex column to be installed or withdrawn, and the hinge groove is an arc groove used for the upper convex column to rotate.

3. The children's drawing board of claim 2, wherein: the inner side wall of the drawing board frame is provided with a hidden groove, a support piece is clamped in the hidden groove, the hidden groove comprises a round hole groove and a strip-shaped groove, the depth of the strip-shaped groove is smaller than that of the round hole groove, the round hole groove is used for the insertion shaft to be installed, the support piece comprises a strip-shaped portion and an insertion shaft perpendicular to the end portion of the strip-shaped portion, the other end of the strip-shaped portion forms a tooth-shaped support portion, and the strip-shaped groove is used for the strip-shaped portion to be installed, so that the installed support piece does not protrude out of the inner side wall of the drawing board frame; the side of the drawing board body is provided with a section of rack-shaped structure, a plurality of tooth sockets are arranged, and the drawing board body is selectively matched with the supporting part of the supporting piece after being turned over so as to support the drawing board body.

4. The children's drawing board of claim 2, wherein: drawing board frame attach has two landing legs, two landing legs respectively with left side lever, right side pole cooperation, all be provided with two bolt holes on the part of the base bar that stretches out of left side lever, right side pole, seted up the T-slot on the landing leg, the opening in T-slot is towards drawing board frame one side, and the length direction in T-slot sets up along landing leg length direction, and the T-slot is used for the construction bolt, and the screw thread section of bolt passes and stretches out the bolt hole, the end screw thread connection that stretches out of bolt has the nut.

5. The children's drawing board of claim 4, wherein: the left side pole, the right side pole are the rectangle pole and the structure is the same, and the landing leg is the rectangle pole at left side pole, right side pole upside, and the landing leg is the rectangle pole, the width of landing leg is less than the left side pole, is located left landing leg left side and aligns on the left side of the left side pole, and the landing leg right side that is located the right side aligns with right side pole right side.

6. The children's drawing board of claim 4, wherein: the bolt comprises a polished rod section and a threaded section, and the polished rod section is provided with a hexagonal prism or quadrangular rotation stopping section; the T-shaped groove is composed of a first groove and a second groove which are communicated with each other, the width of the first groove is larger than that of the second groove, the rotation stopping section is located in the first groove, the polished rod section is located in the second groove, and the threaded section penetrates through the second groove and extends out of the second groove.

7. The children's drawing board of claim 4, wherein: all be provided with a pinhole on the part of bottom bar that stretches out of left side pole, right side pole, the central line perpendicular to of pinhole the central line direction of bolt hole, pinhole supply the round pin to pass for the installation puts the thing layer board, is equipped with four through-holes on putting the thing layer board, supplies four round pins to pass respectively.

8. The children's drawing board of claim 7, wherein: the object placing supporting plate is of a cavity structure with an upward opening, the cavity structure is formed by a bottom plate, a left side plate, a right side plate and a rear side plate in a surrounding mode, pin holes are formed in the left side plate and the right side plate respectively, the front side plate and the rear side plate are symmetrically arranged front and back, the left side plate and the right side plate are symmetrically arranged left and right, the height of the front side plate is lower than that of the left side plate, and the middle of the front side plate is backward convex and forms an arc-shaped space-giving part.

9. The children's drawing board of claim 8, wherein: the blackboard eraser comprises a bottom plate, a front side plate, a rear side plate, a partition plate, a board eraser placing groove and a board eraser placing groove, wherein the bottom plate is provided with two partition plates, the length direction of the partition plates is arranged along the left-right direction, one partition plate is in contact with the abdication part of the front side plate, the partition plate and the front side plate are also provided with the board eraser placing groove along the front-rear direction, and the board eraser placing groove can contain water; the other partition plate is contacted with the abdication part of the front side plate.

10. A children's drawing board according to claim 8 or 9, characterized in that: the drawing board body is characterized in that the left side plate and the right side plate are respectively provided with a vertical limiting plate, the upper portion of each vertical limiting plate is provided with two limiting bayonets, the two limiting bayonets on the same vertical limiting plate are arranged at intervals, and when the drawing board body is adjusted to be in a vertical state, the limiting bayonets are used for being clamped with the lower protruding columns of the drawing board body.