CN210870561U

CN210870561U - Drawing board for children

Info

Publication number: CN210870561U
Application number: CN201921558115.7U
Authority: CN
Inventors: 吕瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-30
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a children drawing board, which comprises a combined drawing board and a plug connector, wherein the combined drawing board comprises two vertically arranged side supporting plates, and a middle plate is arranged between the two side supporting plates; the middle plate and each side supporting plate are detachably fixed through a splicing structure; the plug connector comprises a second plug bolt which is inserted into the plug through hole and then is in threaded connection with the screw cap. Adopt above-mentioned technical scheme, the utility model discloses a children's drawing board can increase some plug connectors as the annex on the combination drawing board, increases children's drawing board's functional and recreational, and these plug connectors can be pegged graft in the still idle grafting through-hole after the combination of combination drawing board finishes to need not change the structure of original combination drawing board and just can install, also can utilize idle grafting through-hole simultaneously.

Description

Drawing board for children

Technical Field

The utility model relates to a children's drawing board belongs to drawing board technical field.

Background

The drawing board is a basic tool commonly used in the drawing field, and the drawing board with complete functions and stable structure can increase comfort for drawing. The modular drawing board is favored by people because its portability, especially children's drawing board, and head of a family can make more consideration from the security usually, consequently can avoid using metal product in the drawing board usually, avoids less spare part, still must reach the convenient effect of equipment simultaneously. Applicant's prior application 201921106778.5 provides a sketchpad assembly, as shown in fig. 1 and 2, comprising a modular sketchpad 1, said modular sketchpad 1 comprising two vertically disposed side support plates 11, between which side support plates 11 there are mounted a cross plate 12, a bottom support 13 and a vertical plate 14. The side supporting plates 11, the transverse plates 12, the bottom supports 13 and the vertical plates 14 are respectively made of plastic materials and are formed through film blowing and injection molding. The transverse plate 12, the bottom support 13 and the vertical plate 14 are detachably fixed to each side support plate 11 through inserting structures. The grafting structure including respectively integrative set up in the first grafting bolt 10 in the diaphragm 12, collet 13 and the riser 14 outside, set up in grafting through-hole 30 on the collateral branch fagging 11 and can the outside spiro union of collateral branch fagging 11 in nut 20 on the first grafting bolt 10. For assembly convenience or in various combinations, more than the number of the first socket bolts 10 are usually provided in the side support plate 11. For example, the side support plate 11 shown in fig. 1 and 2 is designed to be symmetrical in order to achieve the assembling function of both sides, so that some of the insertion through holes 30 are in an idle state after the installation. At present, the combined drawing board has no function of adding accessories.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to provide a can utilize the free grafting through-hole on the combined drawing board to add children's drawing board of annex.

In order to achieve the purpose, the children drawing board comprises a combined drawing board and a plug connector, wherein the combined drawing board comprises two vertically arranged side supporting plates, and an intermediate plate is arranged between the two side supporting plates; the middle plate and each side supporting plate are detachably fixed through a splicing structure; the inserting structure comprises a first inserting bolt integrally arranged on the outer side of the middle plate, an inserting through hole arranged on the side supporting plate and a nut capable of being screwed on the first inserting bolt; the plug connector comprises a second plug bolt which is inserted into the plug through hole and then is in threaded connection with the screw cap.

The connector clip with be provided with between the collateral branch backup pad and be used for preventing the connector clip pivoted limit structure.

The limiting structure comprises a limiting block and a limiting groove which are matched with each other and arranged on the second plug bolt and the plug through hole.

The limiting groove is formed in the inner side wall of the inserting through hole, and the limiting block is arranged on the second inserting bolt.

The position of the limiting groove close to the outer side is provided with a limiting bulge, and when the limiting block is inserted into the limiting groove, the limiting bulge can clamp the limiting block.

The limiting structure comprises a connecting plate part and at least two second inserting bolts arranged on the connecting plate part, and the two second inserting bolts are respectively inserted into two inserting through holes in the same side supporting plate.

The plug connector comprises two second plug bolts which are arranged oppositely at least, and the two second plug bolts are connected to the two side supporting plates respectively.

The plug connector comprises a cross rod connected with two oppositely arranged second plug bolts; at least one rotatable block is sleeved on the outer side of the cross rod.

The plug connector comprises a hook fixed with the second plug bolt.

The plug connector comprises a basket frame fixed with the second plug bolt.

The basket comprises a frame and a basket net, wherein the frame is annular, and an annular groove is formed in the surface of one side of the frame; the second socket bolt is semi-cylindrical and has a groove formed therein.

The plug connector comprises a football goal frame.

The football portal frame is 7 characters.

And a transverse plate part is arranged at the bottom of the 7-shaped football goal frame.

The football portal frame comprises a vertical plate part and at least one transverse rod part, wherein the two ends of the transverse rod part are respectively inserted into the vertical plate part and the side supporting plate.

The nut comprises an internal thread cylinder part and a cap part, wherein the internal thread cylinder part is matched with the first plug bolt or the second plug bolt, the internal thread cylinder is inserted into the plug-in through hole, and the cap part is propped against the side supporting plate.

And a snap ring extending towards the radial inner side is arranged at the axial middle position of the inserting through hole.

Be provided with at least one breach portion on the external screw thread pole of first plug bolt or second plug bolt, work as external screw thread pole spiro union in when on the nut, the external screw thread pole with the nut is in the position of breach portion forms the space.

The cross section of the gap part is arched.

The side supporting plate, the middle plate and the plug connectors are integrally formed by blowing and injection molding.

Adopt above-mentioned technical scheme, the utility model discloses a children's drawing board can increase some plug connectors as the annex on the combination drawing board, increases children's drawing board's functional and recreational, and these plug connectors can be pegged graft in the still idle grafting through-hole after the combination of combination drawing board finishes to need not change the structure of original combination drawing board and just can install, also can utilize idle grafting through-hole simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a combined drawing board in the prior art.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic structural diagram of a first embodiment of the children's drawing board of the present invention.

Fig. 4 is another angle view of fig. 3.

Fig. 5 is an exploded view of fig. 3.

Fig. 6 is a partially enlarged view of a portion a in fig. 5.

Fig. 7 is another angle view of fig. 6.

Fig. 8 is a schematic structural view of the second plug bolt matching with the plug through hole.

Fig. 9 is a partially enlarged view of a portion B in fig. 5.

Fig. 10 is a schematic structural diagram of the second embodiment.

Fig. 11 is a schematic structural diagram of the third embodiment.

FIG. 12 is a schematic structural diagram of the fourth embodiment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

as shown in fig. 3-9, the children's drawing board of the present invention includes a combined drawing board 1 and a connector clip 2, the combined drawing board 1 includes two vertically disposed side supporting plates 11, an intermediate plate is installed between the two side supporting plates 11, the intermediate plate includes a transverse plate 12, a bottom support 13 and a vertical plate 14; the side supporting plate 11, the middle plate and the plug connectors are integrally formed by film blowing and injection molding.

The middle plate and each side supporting plate 11 are detachably fixed through a splicing structure; the inserting structure comprises a first inserting bolt 10 integrally arranged on the outer side of the middle plate, an inserting through hole 30 arranged on the side supporting plate 11 and a screw cap 20 capable of being screwed on the first inserting bolt 10.

The plug connector comprises a second plug bolt 40, and the second plug bolt 40 is inserted into the plug through hole 30 and then is screwed with the screw cap 20.

The plug connector with be provided with between the collateral branch fagging 11 and be used for preventing plug connector pivoted limit structure.

As shown in fig. 6, the limiting structure includes a limiting block 41 and a limiting groove 31, which are disposed on the second plug bolt 40 and the plug through hole 30 and are matched with each other. In this embodiment, the limiting groove 31 is opened on the inner side wall of the inserting through hole 30, and the limiting block 41 is disposed on the second inserting bolt 40.

A limiting protrusion 32 is disposed at a position close to the outer side of the limiting groove 31, and when the limiting block 41 is inserted into the limiting groove 31, the limiting protrusion 32 can block the limiting block 41. The end of the limiting protrusion 32 is provided with an arc surface 41a, which may be an oblique surface, so that the second plug bolt 40 can be pushed into the plug through hole 30.

The nut 20 includes an internally threaded cylinder 21 fitted to the first socket bolt 10 or the second socket bolt 40 and inserted into the socket through-hole 30, and a cap 22 supported on the side support plate 11.

A snap ring 33 extending radially inward is provided at an intermediate position in the axial direction of the insertion through hole 30. The second socket bolt 40 includes an external screw rod 42 and a boss portion 43 connected to the external screw rod 42, the screw portion 42 penetrates the snap ring 33, and the boss portion 43 is supported on the snap ring 33.

Be provided with at least one breach portion 421 on the external screw thread round bar 42 of first plug bolt 10 or second plug bolt 40, work as external screw thread round bar 42 spiro union in when on the nut 20, external screw thread round bar 42 with the nut 20 is in the position of breach portion 421 forms the space. Therefore, when the first inserting bolt 10 or the second inserting bolt 40 is screwed with the nut 20, a deformation space can be reserved for the first inserting bolt 10 or the second inserting bolt 40 due to a gap formed at the position of the notch portion 421, so that the first inserting bolt 10 or the second inserting bolt 40 can be smoothly screwed and fixed with the nut 20 on one hand, and the first inserting bolt 10 or the second inserting bolt 40 has a tendency of recovering the original shape after being deformed on the other hand, so that the first inserting bolt 10 or the second inserting bolt 40 is screwed and fixed with the nut 20 tightly and is not easy to loosen; in addition, the requirement for the processing precision of blown film injection molding can be reduced, and the method can also be used when the outer diameter of the external thread round rod 42 is larger than the standard design size. In the present embodiment, the cross section of the notch portion is arcuate, and two are symmetrically provided.

In this embodiment, the plug member includes a hook 61 fixed to the second plug bolt 40 and a rim 62 fixed to the second plug bolt 40.

The basket 62 includes a frame 621 and a basket net 622, the frame 621 is a circular ring, and an annular groove 621a is disposed on one side surface of the frame 621; the second jack bolt 40 has a semi-cylindrical shape and is provided with a groove 621b inside. The basket frame with the structure can be formed into a blank through film blowing and injection molding, and then the blank is divided into two basket frames which are mutually buckled from the middle, namely the groove 621a, the groove 621b and the cavity in the blank formed through film blowing and injection molding.

Example two: as shown in fig. 10, the limiting structure includes a connecting plate portion 51 and at least two second plug bolts 40 disposed on the connecting plate portion 51, and the two second plug bolts 40 are respectively inserted into two plug through holes 30 on the same side support plate 11.

The plug connector further comprises at least two second plug bolts 40 which are oppositely arranged, and the two second plug bolts 40 are respectively connected to the two side supporting plates 11. The connector clip of this structure can connect two collateral branch fagging 11 can play the effect of reinforcing combination drawing board 1. In this embodiment, the plug comprises a cross bar 52 connected to two oppositely arranged second plug bolts 40; at least one rotatable block 53 is sleeved outside the cross bar 52, and the surface of the rotatable block 53 can be integrally formed with a pattern with a convex-concave structure, and can also be printed or pasted with a pattern.

Example three:

as shown in fig. 11, in this embodiment, the plug is a soccer ball door frame. The football goal frame comprises a vertical plate 631 and at least one cross rod 632 with two ends respectively inserted into the vertical plate 631 and the side supporting plates 11, and the goal net 633 can be hung on the cross rod 632.

Example four:

as shown in fig. 12, in the present embodiment, the soccer goal 63 is 7-shaped. A cross plate portion 634 is provided at the bottom of the soccer ball gantry 63 in the 7-shape for preventing the soccer ball gantry from being inclined to both sides after being installed.

Of course, the above embodiments only exemplify the possible embodiments of the plug-in unit, and the plug-in unit may be provided as another functional component.

Adopt above-mentioned technical scheme, the utility model discloses a children's drawing board can increase some plug connectors as the annex on the combination drawing board, increases children's drawing board's functional and recreational, and these plug connectors can be pegged graft in the grafting through-hole 30 that still idle after the combination of combination drawing board finishes to need not change the structure of original combination drawing board and just can install, also can utilize idle grafting through-hole 30 simultaneously.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a children's drawing board which characterized in that: the combined drawing board comprises two vertically arranged side supporting plates, and a middle plate is arranged between the two side supporting plates; the middle plate and each side supporting plate are detachably fixed through a splicing structure; the inserting structure comprises a first inserting bolt integrally arranged on the outer side of the middle plate, an inserting through hole arranged on the side supporting plate and a nut capable of being screwed on the first inserting bolt; the plug connector comprises a second plug bolt which is inserted into the plug through hole and then is in threaded connection with the screw cap.

2. The children's drawing board of claim 1, wherein: the connector clip with be provided with between the collateral branch backup pad and be used for preventing the connector clip pivoted limit structure.

3. The children's drawing board of claim 2, wherein: the limiting structure comprises a limiting block and a limiting groove which are matched with each other and arranged on the second plug bolt and the plug through hole.

4. The children's drawing board of claim 3, wherein: the position of the limiting groove close to the outer side is provided with a limiting bulge, and when the limiting block is inserted into the limiting groove, the limiting bulge can clamp the limiting block.

5. The children's drawing board of claim 2, wherein: the limiting structure comprises a connecting plate part and at least two second inserting bolts arranged on the connecting plate part, and the two second inserting bolts are respectively inserted into two inserting through holes in the same side supporting plate.

6. A children's drawing board as claimed in any one of claims 1-5, wherein: the plug connector comprises a hook fixed with the second plug bolt.

7. A children's drawing board as claimed in any one of claims 1-5, wherein: the plug connector comprises a basket frame fixed with the second plug bolt.

8. The children's drawing board of claim 7, wherein: the basket comprises a frame and a basket net, wherein the frame is annular, and an annular groove is formed in the surface of one side of the frame; the second socket bolt is semi-cylindrical and has a groove formed therein.

9. A children's drawing board as claimed in any one of claims 1-5, wherein: the plug connector comprises a football goal frame; the football portal frame is 7 characters.

10. The children's drawing board of claim 9, wherein: and a transverse plate part is arranged at the bottom of the 7-shaped football goal frame.

11. A children's drawing board as claimed in any one of claims 1-5, wherein: the plug connector comprises a football goal frame; the football portal frame comprises a vertical plate part and at least one transverse rod part, wherein the two ends of the transverse rod part are respectively inserted into the vertical plate part and the side supporting plate.

12. A children's drawing board as claimed in any one of claims 1-5, wherein: the plug connector comprises two second plug bolts which are arranged oppositely at least, and the two second plug bolts are connected to the two side supporting plates respectively.

13. The children's drawing board of claim 12, wherein: the plug connector comprises a cross rod connected with two oppositely arranged second plug bolts; at least one rotatable block is sleeved on the outer side of the cross rod.

14. A children's drawing board as claimed in any one of claims 1-5, wherein: the side supporting plate, the middle plate and the plug connectors are respectively integrally formed by film blowing and injection molding.

15. The children's drawing board of claim 14, wherein: the nut comprises an internal thread cylinder part and a cap part, wherein the internal thread cylinder part is matched with the first plug bolt or the second plug bolt, the internal thread cylinder is inserted into the plug-in through hole, and the cap part is propped against the side supporting plate.

16. The children's drawing board of claim 15, wherein: and a snap ring extending towards the radial inner side is arranged at the axial middle position of the inserting through hole.

17. The children's drawing board of claim 15, wherein: be provided with at least one breach portion on the external screw thread pole of first plug bolt or second plug bolt, work as external screw thread pole spiro union in when on the nut, the external screw thread pole with the nut is in the position of breach portion forms the space.

18. The children's drawing board of claim 17, wherein: the cross section of the gap part is arched.