CN218419148U - A growing multifunctional chair - Google Patents

Abstract

The application discloses a growth type multifunctional chair, and relates to the technical field of furniture; the growth type multifunctional chair at least comprises four states, namely a learning chair state, a desk and chair state, a bookshelf state and a blackboard frame state; the learning chair state comprises two groups of main body brackets, a first plate body, a second plate body, a third plate body and a first component; the main body support comprises a P-shaped frame and an L-shaped frame connected to the long edge of the P-shaped frame, mounting holes are formed in the L-shaped frame of the P-shaped frame along the thickness direction of the L-shaped frame, and the mounting holes comprise a plurality of mounting holes and are formed in the extending direction of the mounting holes; adopt the technical scheme that this application provided to solve current seat function singleness, can not satisfy the technical problem of market diversified demand.

Description

A growing multifunctional chair

technical field

The present application relates to the technical field of furniture, in particular to a growing multifunctional chair.

Background technique

At present, most of the chairs on the market have single functions. For example, children’s learning seats for children, because of their single function, the role of child seats will be greatly reduced after this age group, and there is almost no value for reuse in the future; In addition, only the function of a single child learning seat cannot cover a longer age group. Due to the rapid growth and development of children, most children's learning seats can only be adapted for a period of time, and then they need to be eliminated and replaced. buy.

Therefore, there is an urgent need to further improve the existing seats so that their functions can be varied to meet diverse needs and increase their market value.

Utility model content

The purpose of this application is to provide a growth-type multi-functional chair. The technical solution provided by this application solves the technical problem that the existing seat has a single function and cannot meet the diverse needs of the market.

In order to solve the above technical problems, the application provides a growing multifunctional chair, the growing multifunctional chair includes at least four states, which are the state of the learning chair, the state of the desk and chair, the state of the bookshelf and the state of the blackboard shelf;

The state of the learning chair includes two sets of main body brackets, the first board, the second board, the third board, and the first member; the main body bracket includes a P-shaped frame and an L-shaped long side connected to the P-shaped frame, on the L-shaped frame of the P-shaped frame, there are mounting holes along its thickness direction, and the mounting holes include several and are arranged along the extending direction;

In the state of the learning chair, the first board is a backboard, and the first board is detachably arranged on the P-shaped frames of the two groups of the main body brackets through the installation holes; the second board The body is a seat board, and the second board body is detachably arranged between two groups of the main body brackets through the installation holes, and is connected with the P-shaped frame and the L-shaped frame of the main body brackets, and the first member is The seat cushion is placed on the second board; the third board is a pedal, and the third board is detachably arranged on the L-shaped frame of the two groups of the main body brackets through the installation hole and is located on the The bottom of the seat board; the long sides of the P-shaped frame and the L-shaped frame of the main body supports of the two groups cooperate together to form the first supporting surface.

Preferably, the L-shaped frame includes a connecting portion connected to the P-shaped frame, and a supporting portion for supporting;

The mounting holes include a first mounting hole opened by the support portion close to the connecting portion, a second mounting hole away from the connecting portion, and a long side of the P-shaped portion that is connected to the first mounting hole. a third mounting hole at the same level;

In the state of the learning chair, the second board is connected to the first installation hole and the third installation hole, and the third board is connected to the second installation hole.

Preferably, slots are formed on the opposite surfaces of the two sets of L-shaped frames, the second mounting hole communicates with the slots, and the second board is suitable for being inserted through the slots between two sets of said L-shaped frames;

The slots are distributed in several groups along the length direction of the support part, and are in one-to-one correspondence with the slots on the other L-shaped frame.

Preferably, the support part intersects with the extending direction of the long side of the P-shaped frame, and the intersection point is away from its support end;

A waist-shaped hole is opened on the second board along its length direction, and the waist-shaped hole is correspondingly connected with the third installation hole.

Preferably, it also includes at least one set of first reinforcing rods and at least one set of second reinforcing rods;

The first reinforcing rod connects the support portion and the P-shaped long side, and the second reinforcing rod connects two sets of first reinforcing rods provided on the main body bracket.

Preferably, the bookshelf state includes two groups of the main frame, the second board and the second member;

In the state of the bookshelf, the second board is a support board, and the second board is detachably arranged between two groups of the main body brackets through the installation holes, and is connected to the P-shaped brackets of the main body brackets. frame and L-shaped frame; the second member is a supporting plate and placed on the second reinforcing bar.

Preferably, the P-shaped frame includes the long side and a ring-shaped portion connected to the long side;

The state of the desks and chairs includes two groups of the main frame, the first board, the second board and the third member;

In the state of the desks and chairs, a support block is formed at the end of the long side extending away from the side of the L-shaped frame, and the support block cooperates with the ring-shaped portion to form a second support surface;

The first plate body is a seat plate, and the seat plate is detachably arranged on the P-shaped frames of the two groups of the main body brackets through the installation holes; the second plate body is a table plate, and the second plate body The body is detachably arranged on the L-shaped frame of the two groups of the main body brackets through the installation hole; the third component is a seat cushion and placed on the first board.

Preferably, in the state of the desks and chairs, the inclination angle between the surface of the second board body and the horizontal plane is 12°.

Preferably, the state of the blackboard frame includes two groups of the main frame and the second board;

The second board is a blackboard, and the second board is detachably arranged on the P-shaped frames of the two groups of the main body brackets through the installation holes.

Preferably, the state of the blackboard frame further includes a third plate body; the third plate body is a support plate, and is detachably arranged on the L-shaped frames of the two groups of the above-mentioned main body brackets through the installation holes, and the third plate body The plate body is located below the second plate body.

Compared with the prior art, the beneficial effect of the present application is that the growth-type multifunctional chair provided by the present application can be flexibly disassembled and adjusted. The problem of the three-board body realizes the adjustment of the height of the seat surface, the depth of the chair seat, and the height of the pedals, so as to meet the needs of children's growth height and sitting height, so that it can better adapt to the changing needs of children's growth; in addition, because Almost all the overall structure can be detachably connected, so it can be reassembled into desks and chairs, teaching boards, bookshelves and other forms after disassembly. It has various functions, can meet various needs, and has strong practicability.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of the state of a learning chair according to one embodiment of the present application;

Fig. 2 is a schematic structural view of the state of the learning chair according to one embodiment of the present application;

Fig. 3 is a schematic structural view of the state of the learning chair according to one embodiment of the present application;

Fig. 4 is a schematic structural view of the state of the learning chair according to one embodiment of the present application;

Fig. 5 is a schematic structural diagram of a bookshelf state according to one embodiment of the present application;

Fig. 6 is a schematic structural view of the state of the blackboard frame according to one embodiment of the present application;

Fig. 7 is a schematic structural view of the state of desks and chairs according to one embodiment of the present application;

Among them: 10. Main body bracket; 11. P-shaped frame; 111. Long side; 112. Ring-shaped part; 113. Support block; 114. Pulley; 12. L-shaped frame; 121. Connecting part; 122. Supporting part; 1221 , slot; 20, first board; 30, second board; 31, waist-shaped hole; 40, third board; 50, first member; 51, second member; 53, third member; 60 , the installation hole; 61, the first installation hole; 62, the second installation hole; 63, the third installation hole; 71, the first reinforcing rod; 72, the second reinforcing rod.

Detailed ways

Embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary, are only for explaining the present application, and should not be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "first" and "second" are used for description purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise specifically defined.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated Ground connection; it can be mechanical connection, electrical connection or mutual communication; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "side", "front", "rear" are based on installation orientations or positional relationships, and are only In order to facilitate the description of the present application and simplify the description, it does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of this application, it should be noted that the term "and/or" is only an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B, which can mean: exist alone A, A and B exist at the same time, and B exists alone.

It should also be noted that, in the embodiment of the present application, the same component or the same component is represented by the same reference numeral, and for the same component in the embodiment of the present application, only one of the parts or components may be marked as an example in the figure It should be understood that, for other identical parts or components, the reference signs are also applicable.

In order to further understand the content, characteristics and effects of the utility model of the present application, the following embodiments are exemplified, and detailed descriptions are as follows in conjunction with the accompanying drawings:

At present, the children's learning seats on the market, due to their single function, the role of the children's seats after this age group is greatly reduced, and there is almost no value for reuse in the future. To further improve and realize the diversification of its functions to meet the existing diverse needs, the details are as follows:

This application will explain one by one the deformation of the multifunctional chair under different states from the following several embodiments.

Example 1

Specifically, please refer to Figures 1-4. This embodiment provides a growing multifunctional chair, specifically in the state of a learning chair;

Specifically, the state of the learning chair includes two groups of main body brackets 10, the first board body 20, the second board body 30, the third board body 40, and the first member 50;

Further, referring to Fig. 2, the main body bracket 10 includes a P-shaped frame 11 and an L-shaped frame 12 connected to the long side 111 of the P-shaped frame 11, and an installation is provided on the L-shaped frame 12 along the thickness direction of the P-shaped frame 11. holes, and the mounting holes include several and are arranged along the extending direction;

Specifically, in the state of the learning chair, the first plate body 20 is a back plate, and the first plate body 20 is detachably arranged on the P-shaped frame 11 of the two sets of main body brackets 10 through the installation holes;

In the above scheme, the first plate body 20 is a back plate, as can be seen in Figure 1-2, the first plate body 20 is assembled on the P-shaped frame 11, and a number of mounting holes are formed on the P-shaped frame 11, and the first plate The installation position of the body 20 on the P-shaped frame 11 is adjustable, so that the adjustment of the seat depth of the chair can be realized.

Further, the second plate body 30 is a seat plate, and the second plate body 30 is detachably arranged between the two groups of main body brackets 10 through the installation holes, and is connected to the P-shaped frame 11 and the L-shaped frame 12 of the main body frame 10;

Further, the first component 50 is a cushion and is placed on the second board 30; wherein, the cushion in the first component 50 can be a hard cushion or a soft cushion, which can be flexibly adjusted according to actual needs, such as in winter In colder conditions, it can be replaced with thermal insulation soft cushions. In hot summer conditions, it can be replaced with hard cushions such as bamboo cushions. The replacement is flexible and convenient, which can improve the user experience.

Specifically, the third plate body 40 is a pedal, and the third plate body 40 is detachably arranged on the L-shaped frame 12 of the main body bracket 10 of the two groups through the installation hole and is located under the seat board; the main body bracket 10 of the two groups The long side 111 of the P-shaped frame 11 and the L-shaped frame 12 cooperate together to form the first supporting surface;

Specifically, the L-shaped frame 12 includes a connecting portion 121 connected to the P-shaped frame 11, and a supporting portion 122 for supporting;

Further, the installation holes include the first installation hole 61 opened by the support part 122 close to the connection part 121, the second installation hole 62 far away from the connection part 121, and the first installation hole 61 opened on the long side 111 of the P-shaped part. The third mounting hole 63 of horizontal height;

Specifically, in the state of the learning chair, the second board 30 is connected to the first installation hole 61 and the third installation hole 63 , and the third board 40 is connected to the second installation hole 62 .

In the above solution, please refer to FIG. 2. In one embodiment, the second board body 30 is used as a seat board. It can be seen from FIG. 2 that there are three first installation holes 61 and three third installation holes 63 respectively, and One-to-one corresponding setting, that is, the seat plate can realize multi-level adjustment by being set between different first installation holes 61 and third installation holes 63, thereby adjusting the seat height of the chair.

Further, in one of the embodiments, the third plate body 40 is used as a pedal, and the second mounting holes 62 on the L-shaped frame 12 are also provided with multiple levels, so the pedals can also be installed through different second mounting holes 62 And then realize its multi-level adjustment, and then adjust the pedal height of the learning chair.

Further, for the deformation of the state of the learning chair in this solution, please refer to Fig. 1, Fig. 3 and Fig. 4 for details.

In this scheme, each main body support 10 provides two support legs, is respectively L-shaped frame 12 a support leg and the long side 111 support legs of P-shaped frame 11; Two groups of main body supports 10 provide four support legs to realize normal seat Chair support.

Specifically, in order to further improve the connection stability between the third plate body 40 and the L-shaped frame 12, this embodiment provides the following technical solutions:

Specifically, referring to FIG. 1 , slots 1221 are formed on the opposite surfaces of the two groups of L-shaped frames 12 , the second mounting holes 62 communicate with the slots 1221 , and the second plate body 30 is suitable for inserting through the slots 1221 . Placed between two sets of L-shaped frames 12;

Further, there are several groups of slots 1221 distributed along the length direction of the support portion 122 , and correspond to the slots 1221 on the other L-shaped frame 12 one by one.

In the above-mentioned scheme, when realizing the installation of the third board body 40, the user only needs to insert the board into the corresponding slot 1221 of the same level, and then further pass the fixing screws through the installation holes to realize the connection between the third board body 40 and the third board body 40. The fixed connection of the L-shaped frame 12 can be installed; the setting of the slot 1221 not only enables the user to quickly find the corresponding installation position, but also the slot 1221 also provides a certain support for the third board body 40, thereby making the third board 40 When the three-plate body 40 is used as a pedal, it can be more stable, ensuring the stability of the overall structure and higher safety in use.

Specifically, the supporting part 122 intersects with the extending direction of the long side 111 of the P-shaped frame 11, and the intersection point is away from its supporting end;

Further, a waist-shaped hole 31 is opened on the second plate body 30 along its length direction, and the waist-shaped hole 31 is correspondingly connected with the third installation hole 63 .

In the above scheme, the supporting feet of the L-shaped frame 12 and the supporting feet of the P-shaped frame 11 are set at a certain angle, which widens the supporting range, and can further improve the supporting stability; at the same time, on the second plate A waist-shaped hole 31 is provided on the body 30, so that the second plate body 30 can be arranged obliquely, effectively avoiding the problem that the mounting position of the mounting hole does not correspond to the installation position.

Further, at least one set of first reinforcing rods 71 and at least one set of second reinforcing rods 72 are included;

Specifically, the first reinforcing rod 71 is connected to the support portion 122 and the P-shaped long side 111 , and the second reinforcing rod 72 is connected to the first reinforcing rods 71 provided on the two groups of main body brackets 10 ;

In the above scheme, the first reinforcing rod 71 can ensure the stability between the L-shaped frame 12 support portion 122 and the P-shaped frame 11 long side 111, that is, to ensure the stability of the two supporting legs of the single main body bracket 10, while the second reinforcing rod 72 further strengthens the connection stability between the two main body supports 10, thereby improving the connection stability and overall strength of the overall structure.

Example 2

This embodiment further describes the bookshelf state of the multifunctional chair in the application;

Specifically, please refer to FIG. 5 , the bookshelf state includes two sets of main body brackets 10 , the second plate body 30 and the second member 51 ;

Further, in the bookshelf state, the second plate body 30 is a support plate, and the second plate body 30 is detachably arranged between two groups of main body brackets 10 through installation holes, and is connected to the P-shaped frame 11 and the L-shaped frame of the main body bracket 10. frame 12; the second member 51 is a support plate and placed on the second reinforcing rod 72;

It can be seen from FIG. 4 that when the second plate body 30 is used as a support plate, books can be placed on the second plate body 30;

Furthermore, the second plate body 30 cooperates with the main body brackets 10 on both sides to form a limiting groove, which can achieve a certain limiting effect on the books.

Further, the second member 51 is added as another supporting plate, thereby increasing the effective supporting area, which can be used to place more books.

It should be noted that the detailed structure of the main body bracket 10 and the second plate body 30 can be understood by referring to FIG. 1 and the corresponding embodiment 1, and the detailed structure thereof will not be further described in this embodiment.

Example 3

The present embodiment further describes the state of the desks and chairs of the multifunctional chair in the application;

Specifically, please refer to Fig. 7, the state of desks and chairs includes two groups of main body brackets 10, the first board body 20, the second board body 30 and the third member 53;

Further, the P-shaped frame 11 includes a long side 111 and a ring-shaped portion 112 connected to the long side 111;

Specifically, please refer to Fig. 2 and Fig. 6, in the state of desks and chairs, the tail end of the long side 111 extends away from the side of the L-shaped frame 12 to form a support block 113, and the support block 113 cooperates with the ring-shaped part 112 to form second support surface;

Further, the first plate body 20 is a seat plate, and the seat plate is detachably arranged on the P-shaped frame 11 of the two groups of main body brackets 10 through the installation holes; the second plate body 30 is a table plate, and the second plate body 30 is installed through the installation holes It is detachably arranged on the L-shaped frame 12 of the two groups of main body brackets 10; the third member 53 is a seat cushion and placed on the first board body 20;

Further referring to FIG. 6 , in the state of desks and chairs, the user can turn over the multifunctional chair. At this time, the L-shaped frame 12 is no longer used as a support, but the ring-shaped part 112 of the P-shaped frame 11 and the support on the long side 111 Block 113 cooperates to realize support; at this time, the first board body 20 can be used as a seat board, and in order to further improve its comfort, a third member 53 can be added on the first board body 20, and the third member 53 can be a seat cushion.

Further, the second plate body 30 is assembled on the L-shaped frame 12 to form a table top, which is used as a table; wherein, the inclination angle between the plate surface of the second plate body 30 and the horizontal plane is preferably 12°, which is the most suitable best writing angle.

Further, a pulley 114 is provided at the bottom of the P-shaped frame 11 close to the support block 113. The arrangement of the pulley 114 can facilitate the transfer of the multifunctional chair and improve its convenience in use.

Further, the ring-shaped portion 112 of the P-shaped frame 11 is hollowed out; this solution reduces the material used on the premise of ensuring sufficient structural strength, making the overall structure lighter, and at the same time, it is easier to hold by hand, easier to manipulate, and enhance Ease of use.

Example 4

This embodiment further describes the state of the blackboard frame of the multifunctional chair in the application;

Specifically, please refer to FIG. 6 , the state of the blackboard frame includes two groups of main body brackets 10 and the second board body 30 ;

Further, the second board body 30 is a blackboard, and the second board body 30 is detachably arranged on the P-shaped frame 11 of the two groups of main body brackets 10 through the installation holes;

In this solution, using the second board body 30 as a blackboard can directly make the multifunctional chair realize the switching of the blackboard frame state;

Further, the state of the blackboard frame also includes a third plate body 40; the third plate body 40 is a supporting plate, and is detachably arranged on the L-shaped frame 12 of the two groups of above-mentioned main body brackets 10 through the installation holes, and the third plate body 40 is located on the bottom of the second plate body 30;

The third plate body 40 has increased a part of the space for placement, which can be used for placing chalk, blackboard erasers and other items;

Further, the first plate body 20 is arranged on the L-shaped frame 12; this solution further utilizes the first plate body 20, and further uses the first plate body 20 as a support plate for placement, further improving its placement space, enhance its use value.

It should be noted that the above-mentioned detachable connection method can be realized by using fixing screws, and further M10 specification fixing screws can be used to ensure the connection strength.

This design is beautiful in shape, simple in process, low in cost, and can be moved and matched at will so as to adapt to the matching pattern of the room. It is especially suitable for small-sized and economical residences. It can not only greatly save the floor area, but also perfectly meet the diverse needs of children. It is an efficient design solution.

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

The above descriptions are only preferred embodiments of the application, and are not intended to limit the application in any form. Any simple modifications made to the above embodiments based on the technical essence of the application, equivalent changes and modifications, all belong to this application. The scope of the technical solution to be applied for.

Claims (10)

1. A growth type multifunctional chair is characterized in that: the growth type multifunctional chair at least comprises four states, namely a learning chair state, a desk and chair state, a bookshelf state and a blackboard frame state;

the learning chair state comprises two groups of main body brackets, a first plate body, a second plate body, a third plate body and a first component; the main body support comprises a P-shaped frame and an L-shaped frame connected to the long edge of the P-shaped frame, mounting holes are formed in the L-shaped frame of the P-shaped frame along the thickness direction of the L-shaped frame, and the mounting holes comprise a plurality of mounting holes and are formed in the extending direction of the mounting holes;

in the state of the learning chair, the first plate body is a back plate and is detachably arranged on the P-shaped frames of the two main body supports through the mounting holes; the second plate body is a seat plate, the second plate body is detachably arranged between the two main body supports through the mounting holes and is connected with the P-shaped frame and the L-shaped frame of the main body supports, and the first component is a cushion and is arranged on the second plate body; the third plate body is a pedal, and the third plate body is detachably arranged on the L-shaped frames of the two main body supports through the mounting holes and is positioned below the seat plate; the long sides of the P-shaped frames of the two groups of main body supports and the L-shaped frames are matched together to form a first supporting surface.

2. The growth multi-function chair according to claim 1, wherein: the L-shaped frame comprises a connecting part connected with the P-shaped frame and a supporting part for supporting;

the mounting holes comprise a first mounting hole formed on the supporting part close to the connecting part, a second mounting hole far away from the connecting part and a third mounting hole formed on the long edge of the P-shaped part and positioned at the same horizontal height as the first mounting hole;

under the study chair state, the second plate body is connected with the first mounting hole and the third mounting hole, and the third plate body is connected with the second mounting hole.

3. The growth multi-function chair according to claim 2, wherein: slots are formed on the opposite surfaces of the two groups of L-shaped frames, the second mounting holes are communicated with the slots, and the second plate body is suitable for being inserted between the two groups of L-shaped frames through the slots;

the slots are distributed with a plurality of groups along the length direction of the supporting part and are in one-to-one correspondence with the slots on the other L-shaped frame.

4. The growth multipurpose chair according to claim 2, wherein: the supporting part is crossed with the extending direction of the long edge of the P-shaped frame, and the crossed point is far away from the supporting end;

a waist-shaped hole is formed in the second plate body along the length direction of the second plate body, and the waist-shaped hole is correspondingly connected with the third mounting hole.

5. The growth multipurpose chair according to claim 2, wherein: the reinforcing device also comprises at least one group of first reinforcing rods and at least one group of second reinforcing rods;

the first reinforcing rods are connected with the supporting part and the long edges of the P-shaped part, and the second reinforcing rods are connected with the two groups of first reinforcing rods arranged on the main body support.

6. The growth multi-function chair according to claim 5, wherein: the bookshelf state comprises two groups of main body brackets, the second plate body and a second component;

in the bookshelf state, the second plate body is a supporting plate, and the second plate body is detachably arranged between the two main body supports through the mounting holes and is connected with the P-shaped frame and the L-shaped frame of the main body supports; the second member is a support plate and is disposed on the second reinforcing bar.

7. The growth multi-function chair according to claim 1, wherein: the P-shaped frame comprises the long edge and a ring-shaped part connected with the long edge;

the desk and chair state comprises two groups of main body brackets, the first plate body, the second plate body and a third component;

in the state of the desk and chair, the tail end of the long edge part extends to one side back to the L-shaped frame to form a supporting block, and the supporting block is matched with the ring-shaped part to form a second supporting surface;

the first plate body is a seat plate and is detachably arranged on the P-shaped frames of the two main body supports through the mounting holes; the second plate body is a table plate and is detachably arranged on the L-shaped frames of the two main body supports through the mounting holes; the third component is a seat cushion and is arranged on the first plate body.

8. The growth multipurpose chair according to claim 7, wherein: in the state of the desk and chair, the inclination angle between the plate surface of the second plate body and the horizontal plane is 12 degrees.

9. The growth multi-function chair according to claim 1, wherein: the state of the blackboard frame comprises two groups of main body brackets and the second board body;

the second plate body is a blackboard, and the second plate body is detachably arranged on the two groups of P-shaped frames of the main body support through the mounting holes.

10. The growth multi-function chair according to claim 9, wherein: the blackboard frame further comprises a third plate body; the third plate body is a supporting plate and is detachably arranged on the L-shaped frames of the two main body supports through the mounting holes, and the third plate body is positioned below the second plate body.

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