CN210018654U

CN210018654U - Multifunctional chair

Info

Publication number: CN210018654U
Application number: CN201920396479.3U
Authority: CN
Inventors: 高翔; 胡雪刚
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-02-07
Anticipated expiration: 2029-03-27

Abstract

The utility model discloses a multifunctional chair, which comprises a booster chair, a child seat pocket detachably arranged on the booster chair and a first locking mechanism arranged between the booster chair and the child seat pocket and used for locking the booster chair and the child seat pocket, wherein the booster chair is provided with a first seat part, the child seat pocket is provided with a second seat part, the first locking mechanism comprises a first locking piece, the first locking piece is movably arranged on one of the first seat part and the second seat part, the first locking piece is provided with a spring bolt, the spring bolt is provided with an inclined plane, when the child seat pocket is arranged on the heightening chair, the inclined plane is propped against the other of the first seat part and the second seat part, such that the first locking member is movable to snap into the other of the first seat portion and the second seat portion, when the first locking mechanism is in a locking state, the bolt is clamped at the bottom of the other of the first seat part and the second seat part. The child seat pocket of the multifunctional chair is convenient to install, lock and operate, and therefore the multifunctional chair is convenient to use.

Description

Multifunctional chair

Technical Field

The utility model relates to a children article technical field, concretely relates to multifunctional chair.

Background

The multifunctional chair for children provides great convenience for smaller children to have dinner, but most of the multifunctional chairs for children in the prior art are used for smaller children, and when the age of the children is increased, the multifunctional chair cannot meet the use requirement, so that certain waste can be caused.

In order to avoid the situation, multifunctional chairs for children with multiple purposes are also available in the market, the multifunctional chairs can be used by infants, older children and even adults, and the multifunctional chairs for children with the structure are generally formed by grafting a child seat pocket on a common multifunctional chair. At present, when the child seat pocket and the common multifunctional chair are connected and locked, the connecting and locking mechanisms are generally arranged at the two side parts of the child seat pocket and the common multifunctional chair, and the connecting and locking mechanisms are inconvenient for the mounting and dismounting of the child seat pocket, so that the use is inconvenient; meanwhile, the child can touch and expose the outside of the multifunctional chair at the arrangement position of the connecting locking mechanism, so that certain potential safety hazard can be caused, and the integral attractiveness of the multifunctional chair is influenced.

Disclosure of Invention

The utility model aims at providing an improved multifunctional chair aiming at the problems in the prior art.

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

the utility model provides a multifunctional chair, sets up including increasing chair, detachably children's seat pocket on increasing the chair is in with the setting increase the chair with be used for the first locking mechanism with the relative position locking of the two between the children's seat pocket, it has the first seat portion that supplies the people to sit up to increase the chair, children's seat pocket has the second seat portion that supplies the people to sit up, first locking mechanism includes first locking piece, first locking piece activity sets up first seat portion with the bottom of a part in two parts of second seat portion, first locking piece has the spring bolt, be provided with the inclined plane on the spring bolt, will children's seat pocket is installed in the in-process on increasing the chair, the inclined plane supports to establish first seat portion with on another part in two parts of second seat portion, make first locking piece can be relative first seat portion with a part activity in two parts of second seat portion is gone into first seat portion activity and card is gone into And the other of the two parts of the first seat part and the second seat part is provided with a lock tongue which is clamped at the bottom of the other of the two parts of the first seat part and the second seat part when the first locking mechanism is in a locking state.

Preferably, the latch bolt has an end surface engaged with the other of the first seat portion and the second seat portion, and the inclined surface is provided on the other end surface of the latch bolt opposite to the end surface.

Preferably, the bottom detachably of second seat portion is provided with mount pad and the dead lever that has the cavity, the dead lever passes the cavity of mount pad, first locking piece cover is established on the dead lever and can follow the length extending direction of dead lever sets up with sliding in the cavity of mount pad, be provided with on the mount pad with first locking piece matched with locked groove, work as when first locking mechanism is in the locking state, first locking piece is followed stretch out in the locked groove and the card is established the bottom of first seat portion.

Furthermore, the multifunctional chair further comprises a first resetting piece for driving the first locking piece to reset, and two ends of the first resetting piece are respectively abutted to the mounting seat and the first locking piece.

Preferably, multi-functional chair still is including being used for ordering about the first piece that unlocks of first locking mechanical system unblock, first piece activity that unlocks sets up first seat portion or on the second seat portion, be provided with first inclined plane and second inclined plane on the first locking piece respectively, be provided with third inclined plane and fourth inclined plane on the first piece that unlocks, first inclined plane with the third inclined plane cooperatees, the second inclined plane with the fourth inclined plane cooperatees.

Further, the bottom of the second seat portion is detachably provided with a mounting seat with a hollow cavity and a fixing rod, the fixing rod penetrates through the hollow cavity of the mounting seat, the first unlocking piece is slidably arranged in the hollow cavity of the mounting seat, a sliding groove extending along the sliding direction of the first unlocking piece is formed in the first unlocking piece, the fixing rod penetrates through the sliding groove, and the fixing rod can be slidably arranged relative to the sliding groove.

Furthermore, the multifunctional chair further comprises a second resetting piece for driving the first unlocking piece to reset, and two ends of the second resetting piece are respectively abutted to the mounting seat and the first unlocking piece.

Preferably, the first locking member is slidably disposed at the bottom of the second seat portion, the first seat portion is provided with openings penetrating through upper and lower end surfaces of the first seat portion, and when the child seat pocket is disposed on the booster seat, the first locking member passes through the openings and is clamped at the bottom of the first seat portion.

Preferably, the first locking mechanism is arranged at the rear part of the multifunctional chair, the front part of the second seat part is provided with a clamping groove, and when the child seat bag is arranged on the booster chair, the front part of the first seat part is clamped in the clamping groove.

Preferably, the multifunctional chair is adjustable in height.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the multifunctional chair of the utility model has simple structure, and the installation and locking operation of the seat bag for children are convenient, thereby facilitating the use of the multifunctional chair; in addition, the first locking mechanism for locking the relative positions of the booster chair and the child seat pocket is arranged at the bottoms of the seat of the booster chair and the seat of the child seat pocket, and an infant sitting in the child seat pocket cannot reach the first locking mechanism, so that the safety performance of the multifunctional chair during use can be improved, and the appearance of the multifunctional chair is integrally tidy and attractive.

Drawings

Fig. 1 is a schematic structural view of a multifunctional chair (the multifunctional chair is in a dining chair use state);

fig. 2 is a second schematic structural view of the multifunctional chair of the present invention (the multifunctional chair is in a dining chair use state);

fig. 3 is a third schematic structural view of the multifunctional chair of the present invention (the multifunctional chair is in a dining chair use state);

fig. 4 is a cross-sectional view of the multifunctional chair (the multifunctional chair is in a dining chair use state);

FIG. 5 is an enlarged view of a portion A of FIG. 4;

fig. 6 is a second cross-sectional view of the multifunctional chair (the multifunctional chair is in a dining chair use state);

FIG. 7 is an enlarged view of a portion A of FIG. 6;

FIG. 8 is a partially exploded view of the utility model of a multi-functional chair;

FIG. 9 is an enlarged view of a portion A of FIG. 8;

fig. 10 is a schematic view of the position relationship between the first locking member and the first unlocking member when the first locking mechanism of the present invention is in the locked state;

fig. 11 is a schematic structural view of the first locking member of the present invention after being installed in the mounting seat;

fig. 12 is a third sectional view of the multifunctional chair (the multifunctional chair is in a dining chair use state);

FIG. 13 is an enlarged view of a portion of FIG. 12 at A;

FIG. 14 is a schematic view of the structure of the utility model when the booster chair is separated from the child seat pocket;

fig. 15 is a fourth schematic structural view of the multifunctional chair of the present invention (the multifunctional chair is in a use state of a booster chair).

Wherein: 1. a heightening chair; 11. a first seat portion; 11a, opening a hole; 12. A support frame; 121. a bottom support; 121a, a second locking groove; 122. an upper stay bar; 13. a second locking member; 14. a second unlocking member; 141. unlocking the handle; 142. a drive rod; 15. a third reset member; 16. a fourth reset member; 2. a child seat pocket; 21. a second seat portion; 21a, a card slot; 22. a mounting seat; 22a, a first locking groove; 22b, a partition plate; 23. fixing the rod; 3. a first locking member; 31. a first inclined plane; 32. a second inclined plane; 33. a latch bolt; 33a, a bevel; 4. a first unlocking member; 41. a third inclined plane; 42. a fourth slope; 43. a chute; 5. a first reset member; 6. a second reset member.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 15, the multifunctional chair of the present invention includes a booster chair 1, a child seat pocket 2 detachably provided on the booster chair 1, and a first locking mechanism for locking relative positions of the booster chair 1 and the child seat pocket 2 when the child seat pocket 2 is provided on the booster chair 1.

The booster seat 1 includes a first seat portion 11 for seating a person, and the child seat pocket 2 includes a second seat portion 21 for supporting the hip of a child, and in the present embodiment, a first locking mechanism is provided between the bottom of the first seat portion 11 and the bottom of the second seat portion 21 for locking the relative positions of the two. Thus, due to the set position of the first locking mechanism, when a child is positioned in the child seat pocket 2, the child cannot reach the first locking mechanism, so that the multifunctional chair is safer to use; moreover, the first locking mechanism is positioned at the bottom of the first seat part 11 and the second seat part 21 and is positioned at a hidden position, so that the multifunctional chair has neat and beautiful appearance.

As shown in fig. 4 to 11, the first locking mechanism includes a first locking member 3, the first locking member 3 is movably disposed at the bottom of one of the first seat portion 11 and the second seat portion 21, the movable finger therein rotates or slides, when the first locking mechanism is in a locked state, one end of the first locking member 3 is engaged with the bottom of the other of the first seat portion 11 and the second seat portion 21, and at this time, the child seat bag 2 is fixed on the booster seat 1; when the first locking mechanism is in the unlocked state, the first locking member 3 is disengaged from the other of the first seat portion 11 and the second seat portion 21, and the child seat pocket 2 and the booster seat 1 can be separated.

In this embodiment, the first locking member 3 is slidably disposed at the bottom of the second seat portion 21, the rear portion of the first seat portion 11 is provided with openings 11a penetrating through the upper and lower end surfaces of the first seat portion 11, and when the child seat bag 2 is disposed on the booster chair 1 for use, the first locking member 3 passes through the opening 11a at the rear portion of the first seat portion 11 and is engaged with the bottom of the first seat portion 11.

The lower tip of first locking piece 3 is provided with spring bolt 33, spring bolt 33 has an end face that sets up with the bottom card of first seat portion 11, be provided with inclined plane 33a on the other end face that sets up with an end face relative of spring bolt 33, when installing children's seat pocket 2 on booster chair 1, inclined plane 33a supports and establishes on first seat portion 11, and like this, can make first locking piece 3 slide to the direction of keeping away from first seat portion 11 to make first locking piece 3 pass in can following trompil 11a, when first locking mechanism is in the locking condition, a terminal surface card of spring bolt 33 is established in the bottom of first seat portion 11.

The multipurpose chair further comprises a first unlocking member 4 for actuating the first locking mechanism to unlock the child seat pocket 2 from the booster chair 1. The first unlocking piece 4 is movably arranged on the first seat part 11 or the second seat part 21, the first unlocking piece 4 is matched with the first locking piece 3, and the movement is also referred to as rotation or sliding. When children's seat pocket 2 was located heightening chair 1, and first locking mechanism was in the locking state, the action of the first unlocking piece 4 of drive, can order about first locking piece 3 through the cooperation between first unlocking piece 4 and the first locking piece 3 and rotate or slide to make the unblock of first locking mechanism.

Specifically, the first locking member 3 is provided with a first inclined surface 31 and a second inclined surface 32, respectively, and the first unlocking member 4 is provided with a third inclined surface 41 matched with the first inclined surface 31 and a fourth inclined surface 42 matched with the second inclined surface 32. When the first unlocking member 4 slides relative to the first seat portion 11 or the second seat portion 21, the first locking member 3 can be driven to slide by the cooperation of the first inclined surface 31 and the third inclined surface 41 and the cooperation of the second inclined surface 32 and the fourth inclined surface 42.

Preferably, the first locking member 3 is detachably disposed at the bottom of the second seat portion 21, so that the first locking member 3 can be replaced when damaged. Specifically, the bottom of the second seat portion 21 is detachably provided with a mounting seat 22 having a hollow cavity, and both the first locking member 3 and the first unlocking member 4 are slidably disposed in the hollow cavity of the mounting seat 22, so that the first locking member 3 can be replaced after the mounting seat 22 is detached from the second seat portion 21. In this embodiment, the first unlocking piece 4 is slidably disposed in the mounting seat 22 in the up-down direction, the first locking pieces 3 are symmetrically disposed at the front and rear ends of the first unlocking piece 4, the first inclined surface 31 and the second inclined surface 32 on each first locking piece 3 have the same inclination direction, and both the first inclined surface 31 and the second inclined surface 32 extend downward from the side wall of the mounting seat 22 toward the center direction; like this, during the unblock, first unblock piece 4 upwards slides, and first inclined plane 31 laminates gradually with third inclined plane 41, and second inclined plane 32 laminates gradually with fourth inclined plane 42, orders about two first locking pieces 3 and draws close and keep away from the bottom of first seat portion 11 in sliding in opposite directions to make the unblock of first locking mechanical system, when first locking mechanical system was in the unblock state, the first locking piece 3 of both sides draws close each other.

The bottom of the second seat portion 21 is further provided with a fixing rod 23 connecting the first locking member 3 and the first unlocking member 4 with the mounting seat 22, and the fixing rod 23 penetrates through the hollow cavity of the mounting seat 22. The first locking member 3 is sleeved on the fixing rod 23 and can be slidably arranged along the length extending direction of the fixing rod 23, the mounting seat 22 is provided with a first locking groove 22a matched with the bolt 33, when the first locking mechanism is in a locking state, the bolt 33 extends out of the first locking groove 22a and is clamped at the bottom of the first seat part 11, when the first locking mechanism is in an unlocking state, the bolt 33 is far away from the bottom of the first seat part 11, and at the moment, the bolt 33 can be separated from the first locking groove 22a and can not be separated. The first unlocking member 4 is provided with a slide groove 43 extending in the sliding direction thereof, and the fixing lever 23 passes through the slide groove 43, and the fixing lever 23 is slidably provided in the longitudinal extending direction thereof with respect to the slide groove 43.

The multifunctional chair further comprises a first reset piece 5 for actuating the first locking piece 3 to reset and a second reset piece 6 for actuating the first unlocking piece 4 to reset. In this embodiment, the first returning member 5 and the second returning member 6 both use compression springs. Specifically, a partition 22b is disposed in the cavity of the mounting seat 22, one end of the first resetting member 5 abuts against the partition 22b, and the other end abuts against the first locking member 3. One end of the second reset piece 6 is abutted against the inner wall of the mounting seat 22, and the other end is abutted against the first unlocking piece 4.

In this embodiment, the first locking mechanism is disposed at the rear portion of the multifunctional chair, the engaging groove 21a is disposed at the front portion of the second seat portion 21, and when the child seat pocket 2 is disposed on the booster chair 1, the front portion of the first seat portion 11 is engaged with the engaging groove 21a, so that the connection between the child seat pocket 2 and the booster chair 1 is more stable, thereby improving the safety performance of the multifunctional chair during use.

The height of the multifunctional chair can be adjusted, specifically, the booster chair 1 further comprises a support frame 12 arranged at the bottom of the first seat part 11 and used for supporting the first seat part 11, and the height of the booster chair 1, namely the multifunctional chair, can be adjusted by adjusting the height of the support frame 12.

Specifically, the supporting frame 12 includes a bottom support 121 and an upper stay 122 located above the bottom support 121 and slidably disposed on the bottom support 121 in the up-down direction, and the bottom of the first seat portion 11 is disposed above the upper stay 122. The height of the supporting frame 12 and thus the height of the booster chair 1 can be adjusted by adjusting the position of the upper stay 122 on the bottom support 121.

The booster chair further includes a second locking mechanism for locking the relative positions of both the bottom support 121 and the upper stay 122, and as shown in fig. 12 and 13, the second locking mechanism includes a second locking member 13 slidably provided on one of the two parts of the upper stay 122 and the bottom support 121, and a plurality of second locking grooves 121a provided on the other of the two parts of the upper stay 122 and the bottom support 121 to be engaged with the second locking member 13, the plurality of second locking grooves 121a being provided at intervals in the up-down direction. When the second locking mechanism is in the locked state, the second locking piece 13 is inserted into one of the second locking grooves 121a, and when the second locking mechanism is in the unlocked state, the second locking piece 13 is released from any one of the second locking grooves 121 a. In this embodiment, the second locking member 13 is slidably provided in the upper stay 122 in the left-right direction, and a plurality of second locking grooves 121a are provided at intervals in the up-down direction on the bottom support 121.

The booster chair 1 further comprises a second unlocking member 14 for actuating the second locking mechanism to unlock and thereby adjust the height of the multipurpose chair. The second unlocking member 14 is slidably disposed on the upper support 122 or the bottom support 121, and the second unlocking member 14 is engaged with the second locking member 13. When the second locking mechanism is in a locked state, the second unlocking piece 14 is driven to slide relative to the upper support rod 122 or the bottom support 121, and the second locking piece 13 can be driven to act through the matching of the second unlocking piece 14 and the second locking piece 13, so that the second locking mechanism is unlocked.

In this embodiment, the second unlocking member 14 includes an unlocking handle 141 slidably disposed on the upper supporting rod 122 in the up-down direction, and an actuating rod 142 fixedly connected to the unlocking handle 141, and the actuating rod 142 and the second locking member 13 may be engaged with each other through an inclined surface (not shown). When the unlocking handle 141 is pulled up or down, the unlocking handle 141 drives the driving rod 142 to slide relative to the upper support rod 122, and the second locking member 13 slides in the left-right direction relative to the upper support rod 122 until the second locking member is released from the second locking groove 121a through the inclined surface fit between the driving rod 142 and the second locking member 13, so that the second locking mechanism is unlocked.

The booster chair also comprises a third resetting member 15 for resetting the second locking member 13 and a fourth resetting member 16 for resetting the second unlocking member 14. In this embodiment, the third returning member 15 and the fourth returning member 16 both use compression springs. The two end portions of the third restoring member 15 are respectively abutted on the upper stay 122 and the second locking member 13, and the two end portions of the fourth restoring member 16 are respectively abutted on the upper stay 122 and the unlocking handle 141.

This multifunctional chair has two kinds of user state, and when multifunctional chair was in dining chair user state, children's seat pocket 2 set up on high chair 1, and first locking mechanical system is in the locking state, and the anterior card of first seat portion 11 is established in the anterior draw-in groove 21a of second seat portion 21, and at this moment, second seat portion 21 is located the top of first seat portion 11, and second seat portion 21 supplies children to sit upright, as shown in fig. 1~ 3. When the multifunctional chair is in the use state of the booster chair, the second locking mechanism is in the unlocked state, the child seat pocket 2 and the booster chair 1 are in the separated state, and at this time, the first seat part 11 on the booster chair 1 is used for people to sit up, as shown in fig. 15.

When the multifunctional chair needs to be converted from the using state of the dining chair to the using state of the booster chair, as long as the first unlocking piece 4 is pressed to slide upwards, the front and the back first locking pieces 3 can be pushed to slide towards the directions close to each other, so that the lock tongue 33 is separated from the bottom of the first seat part 11, namely, the first locking mechanism is unlocked, at the moment, the child seat pocket 2 can be moved away from the booster chair 1, the multifunctional chair is in the using state of the booster chair, the operation mode is simple and convenient, and the multifunctional chair is convenient to use.

The multifunctional chair can be adjusted in height in two using states, during adjustment, as long as the unlocking handle 141 is pulled upwards, the unlocking handle 141 can drive the driving rod 142 to slide upwards relative to the upper support rod 122, through the matching between the driving rod 142 and the second locking piece 13, the second locking piece 13 can slide relative to the upper support rod 122 until being separated from the second locking groove 121a, the second locking mechanism is unlocked, and at the moment, the upper support rod 122 can be pulled to slide relative to the bottom support 121, so that the height of the multifunctional chair can be adjusted. When the multifunctional chair is adjusted in place, the unlocking handle 141 is released, the second locking piece 13 is reset under the action of the third resetting piece 15, so that the second locking mechanism is in a locking state again, and the multifunctional chair is stably positioned at the height position.

To sum up, this multifunctional chair simple structure, when children age is less, can install children's seat pocket and make children sit and stand in children's seat pocket on the booster chair, when children are great, can demolish children's seat pocket from the booster chair, the booster chair can independently supply children, adult's use even, like this, can prolong this multifunctional chair's life for multifunctional chair's utilization ratio improves greatly, saves resource and saving cost effectively. Moreover, the first locking mechanism for locking the relative positions of the booster chair and the child seat pocket is arranged at the bottoms of the first seat part of the booster chair and the second seat part of the child seat pocket, so that an infant sitting in the child seat pocket cannot touch the first locking mechanism, the safety performance of the multifunctional chair during use can be improved, and the appearance of the multifunctional chair is integrally neat and attractive. In addition, no matter whether this multifunctional chair installs children's seat pocket, all height-adjusting in its use, this makes this multifunctional chair use more convenient, and the suitability is wider.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a multifunctional chair, is in including heightening chair, detachably setting the children's seat pocket on the heightening chair and setting up the heightening chair with be used for the first locking mechanism with the relative position locking of the two between the children's seat pocket, its characterized in that: the booster chair is provided with a first seat part for people to sit on, the child seat pocket is provided with a second seat part for people to sit on, the first locking mechanism comprises a first locking piece, the first locking piece is movably arranged at the bottom of one of the two parts of the first seat part and the second seat part, the first locking piece is provided with a lock tongue, an inclined surface is arranged on the lock tongue, in the process of installing the child seat pocket on the booster chair, the inclined surface is abutted against the other part of the two parts of the first seat part and the second seat part, so that the first locking piece can be movably clamped into the other part of the two parts of the first seat part and the second seat part relative to the one part of the two parts of the first seat part and the second seat part, and when the first locking mechanism is in a locking state, the lock tongue is clamped at the bottom of the other of the first seat part and the second seat part.

2. The utility chair of claim 1, wherein: the lock tongue is provided with an end face clamped with the other of the first seat part and the second seat part, and the inclined face is arranged on the other end face of the lock tongue, which is opposite to the end face.

3. The utility chair of claim 1, wherein: the bottom detachably of second seat portion is provided with mount pad and the dead lever that has the cavity, the dead lever passes the cavity of mount pad, first locking piece cover is established on the dead lever and can follow the length extending direction of dead lever sets up with sliding in the cavity of mount pad, be provided with on the mount pad with first locking piece matched with locked groove, work as when first locking mechanism is in the locking state, first locking piece is followed stretch out and the card is established in the locked groove the bottom of first seat portion.

4. The utility chair of claim 3, wherein: the multifunctional chair further comprises a first resetting piece for driving the first locking piece to reset, and two ends of the first resetting piece are respectively abutted to the mounting seat and the first locking piece.

5. The utility chair of claim 1, wherein: multifunctional chair is still including being used for ordering about the first piece of separating the locking of first locking mechanical system unblock, first piece activity of separating the locking sets up first seat portion or on the second seat portion, be provided with first inclined plane and second inclined plane on the first locking respectively, be provided with third inclined plane and fourth inclined plane on the first piece of separating the locking, first inclined plane with the third inclined plane cooperatees, the second inclined plane with the fourth inclined plane cooperatees.

6. The utility chair of claim 5, wherein: the bottom detachably of second seat portion is provided with mount pad and the dead lever that has the cavity, the dead lever passes the cavity of mount pad, first unlocking piece can set up with sliding in the cavity of mount pad, be provided with the spout that extends its slip direction on the first unlocking piece, the dead lever passes the spout, just the dead lever can be relative the spout sets up with sliding.

7. The utility chair of claim 6, wherein: the multifunctional chair further comprises a second resetting piece for driving the first unlocking piece to reset, and two ends of the second resetting piece are respectively abutted to the mounting seat and the first unlocking piece.

8. The utility chair of claim 1, wherein: the first locking piece can be arranged at the bottom of the second seat part in a sliding mode, the first seat part is provided with holes penetrating through the upper end face and the lower end face of the first seat part, and when the child seat pocket is arranged on the booster chair, the first locking piece penetrates through the holes and is clamped at the bottom of the first seat part.

9. The utility chair of claim 1, wherein: the first locking mechanism is arranged at the rear part of the multifunctional chair, the front part of the second seat part is provided with a clamping groove, and when the child seat pocket is arranged on the booster chair, the front part of the first seat part is clamped in the clamping groove.

10. The utility chair of claim 1, wherein: the height of the multifunctional chair can be adjusted.