CN219047909U - Multifunctional seat device - Google Patents

Abstract

The utility model discloses a multifunctional seat device, which comprises a bottom bracket and a backrest plate, wherein the bottom bracket comprises a front plate, a left side plate, a rear plate, a right side plate and a lower seat plate, the front plate, the left side plate, the rear plate and the right side plate are sequentially connected along the circumferential direction, an accommodating space is formed by surrounding the seat device in an unfolding state, a front baffle column for separating legs of a sitting person is arranged in the middle of the front plate, and the lower seat plate is positioned in the accommodating space and is lower than the front baffle column along the vertical direction; the backboard can be connected to the rear portion of the bottom bracket in a vertically reversible manner. The seat device is switched between two use states of the child chair and the stool by turning the backrest plate, the switching structure is simple, the switching operation is convenient, the use function of the seat device is expanded, and the use period of products is prolonged.

Description

Multifunctional seat device

Technical Field

The present utility model relates to a multifunctional seating unit.

Background

If children's dining chair etc. can only supply children to sit and stand and use, the service function is comparatively single, only can supply children to use when less age bracket, after having passed this age bracket, this children's chair just has been idle, has not only caused extravagant, has still taken certain space. Some children chairs capable of being converted into other functions are also available in the market at present, but most of the children chairs have the defects of complex structure, complex conversion operation and the like, are inconvenient for daily use of users, and have larger limitation.

Disclosure of Invention

It is an object of the present utility model to provide a multifunctional seating unit that solves one or more problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the multifunctional seat device comprises a bottom bracket and a backrest plate, wherein the bottom bracket comprises a front plate, a left side plate, a rear plate, a right side plate and a lower seat plate, the front plate, the left side plate, the rear plate and the right side plate are sequentially connected along the circumferential direction, an accommodating space is formed by surrounding the seat device in the unfolded state, a front baffle column for separating legs of a user is arranged in the middle of the front plate, and the lower seat plate is positioned in the accommodating space and is lower than the front baffle column along the vertical direction; the back board can be connected to the rear part of the bottom bracket in a turnover manner in the vertical direction, the seat device is provided with a first use state and a second use state, when the seat device is in the first use state, the back board extends along the up-down direction and is positioned at the rear part of the bottom bracket, and the bottom bracket and the back board are mutually matched to form a child chair; when the seat device is in the second use state, the backrest plate extends along the front-back direction and is supported at the tops of the front plate, the left side plate, the rear plate and the right side plate, and the bottom bracket and the backrest plate are mutually matched to form a stool.

Preferably, the back plate has a connection end connected to the bottom bracket, the connection end being rotatably connected to the rear portion of the bottom bracket about a rotation center line extending in the left-right direction, the back plate having a first surface and a second surface which are provided separately on both sides different in the thickness direction thereof, the first surface being directed forward as a back surface when the seat device is in the first use state; when the seat device is in the second use state, the second surface faces upwards to serve as a sitting surface.

In some embodiments, the connection end portion of the backboard can rotate around the rotation center line and can be connected to the upper portion of the backboard in a relatively sliding manner along the up-down direction, the bottom bracket is further provided with a clamping groove extending along the up-down direction and capable of allowing the backboard to be inserted from top to bottom, and when the seat device is in the first use state, the connection end portion is clamped in the clamping groove.

In some embodiments, the slot is formed between the rear plate and the left side plate and/or between the rear plate and the right side plate, or the slot is formed on the rear plate.

In some embodiments, the connecting end of the backboard is provided with a rotating shaft extending in a left-right direction, the upper part of the backboard is provided with a sliding groove extending in an up-down direction, and the rotating shaft can rotate around an axis of the backboard and can be slidingly arranged in the sliding groove in the up-down direction.

In some embodiments, the left side plate includes a first left plate and a second left plate that are connected in a front-rear direction and are pivotally connected around a first rotation center line, the right side plate includes a first right plate and a second right plate that are connected in a front-rear direction and are pivotally connected around a second rotation center line, a left end portion of the first left plate and a left end portion of the front plate are pivotally connected around a third rotation center line, a rear portion of the second left plate and a left end portion of the rear plate are pivotally connected around a fourth rotation center line, a front portion of the first right plate and a right end portion of the front plate are pivotally connected around a fifth rotation center line, a rear portion of the second right plate and a right end portion of the rear plate are pivotally connected around a sixth rotation center line, the first, second, third, fourth, fifth and sixth rotation center lines all extend in an up-down direction, the lower seat plate is capable of being connected in a folded state on the bottom bracket in a vertically flipped manner, the seat device has a folded state, the back plate, the lower seat plate and the seat back plate are folded up and down relative to the second seat back plate and the left seat back plate and the seat back are folded up and the seat back.

In some embodiments, the rear portion of the lower seat plate is pivotally connected to the rear plate around a seventh rotation center line extending in the left-right direction, the lower seat plate includes a first seat plate and a second seat plate connected to each other in the front-rear direction and pivotally connected around an eighth rotation center line extending in the left-right direction, and the seat device is in a folded state, and the first seat plate and the second seat plate are folded in a relatively flipped manner in the front-rear direction and folded in front of the rear plate.

In some embodiments, the rear side of the front plate, and/or the right side of the left side plate, and/or the left side of the right side plate is provided with a support boss for supporting the lower seat plate, on which the lower seat plate is supported in the unfolded state.

In some embodiments, the back rest is rotatably connected to an upper portion of the back rest, and the back rest is flipped over and folded behind the back rest when the seating unit is in the collapsed condition.

Preferably, the front plate, the left side plate, the rear plate and the right side plate each include a baffle plate portion located at an upper portion, and two support leg portions located below the baffle plate portion and provided at both ends in a longitudinal direction of the baffle plate portion.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the multifunctional seat device disclosed by the utility model has the advantages that the seat device is switched between two use states of the child chair and the stool by overturning the backrest plate, the switching structure is simple, the switching operation is convenient, the use functions of the seat device are expanded, and the use period of a product is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of a seat assembly according to an embodiment of the present utility model, wherein the seat assembly is in a first use state;

FIG. 2 is a second overall schematic view of the seating arrangement of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the seating arrangement of FIG. 1 in a second use condition;

FIG. 4 is a schematic view of the seating arrangement of FIG. 3 in a second use condition;

FIG. 5 is a schematic view of the front view of the seating arrangement of FIG. 1 in a second use condition;

FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is an enlarged schematic view of the portion P1 of FIG. 6;

FIG. 8 is a schematic view of the first configuration of the seating arrangement during transition from the second operational configuration to the first operational configuration;

FIG. 9 is an enlarged schematic view of FIG. 8 at P2;

FIG. 10 is a second schematic structural view of the seating apparatus during transition to the first use state;

FIG. 11 is an enlarged schematic view of FIG. 10 at P3;

FIG. 12 is a schematic view of the seating arrangement of FIG. 10 in use in a first use condition;

FIG. 13 is a schematic view of the seating unit of FIG. 10 in a folded configuration;

FIG. 14 is a second schematic view of the seating arrangement of FIG. 10 in a folded configuration;

FIG. 15 is a schematic view of a third configuration of the seating arrangement of FIG. 10 during transition to a collapsed state;

FIG. 16 is a schematic view of the cross-sectional structure taken along the line B-B in FIG. 15;

FIG. 17 is a schematic top view of the further folded structure of FIG. 15;

FIG. 18 is a schematic view of the overall structure of the seating unit in a collapsed condition;

wherein: 100. a bottom bracket; 200. dining table;

1. a front plate; 11. a front baffle column; 12. perforating; 2. a left side plate; 21. a first left plate; 22. a second left plate; 3. a right side plate; 31. a first right plate; 32. a second right plate; 4. a rear plate; 41. a chute; 5. a lower seat plate; 51. a first seat plate; 52. a second left plate; 6. a backboard; 60. a connecting end; 61. a first face; 62. a second face; 7. a rotating shaft; 8. a clamping groove;

x0, rotation center line; x1, a first rotation center line; x2, a second rotation center line; x3, a third rotation center line; x4, a fourth rotation center line; x5, a fifth rotation center line; x6, a sixth rotation center line; x7, seventh rotation center line; x8, eighth rotation center line.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

The following description of the orientations such as front, rear, left, right, up, down, etc. is defined by reference to the directions observed when a seated user sits on the seat assembly in the unfolded state of the seat assembly, and is only for the purpose of describing the relative positional relationship of the components on the seat assembly.

Referring to fig. 1 to 18, the multifunctional seat device has an unfolded state, the seat device comprises a bottom bracket 100 and a back plate 6, the bottom bracket 100 comprises a front plate 1, a rear plate 4, a left side plate 2, a right side plate 3 and a lower seat plate 5, the front plate 1, the left side plate 2, the rear plate 4 and the right side plate 3 are sequentially connected along the circumferential direction, so that an accommodating space is formed by surrounding the front plate 1, the left side plate 2, the rear plate 4 and the right side plate 3 when the seat device is in the unfolded state, a front baffle column 11 for separating legs of a user is arranged in the middle of the front plate 1, the lower seat plate 5 is positioned in the accommodating space, and the lower seat plate 5 is lower than the front baffle column 11 along the vertical direction.

The front plate 1, the rear plate 4, the left side plate 2 and the right side plate 3 each include a surrounding plate portion located at an upper portion, and two supporting leg portions located below the surrounding plate portion and respectively located at both ends in a longitudinal direction of the surrounding plate portion, and the periphery of the lower seat plate 5 is surrounded by the surrounding plate portions of the front plate 1, the rear plate 4, the left side plate 2 and the right side plate 3 in sequence in a deployed state of the seat device, so that a child sitting on the lower seat plate 5 can be protected.

The backboard 6 can be connected to the rear portion of the bottom bracket 100 in a vertically reversible manner. According to the vertically flipped switching position of the back plate 6, the seat device has a first use state and a second use state which can be switched, when the seat device is in the first use state, as shown in fig. 1 and 2, the back plate 6 extends in the up-down direction and is positioned at the rear part of the bottom bracket 100, the bottom bracket 100 and the back plate 6 are mutually matched to form a child chair, a sitting person sits on the lower seat plate 5, the two legs are respectively arranged at the left side and the right side of the front baffle column 11 so that the front baffle column 11 forms a fence protection at the front side of the sitting person, the left side plate 2 and the right side plate 3 form a protection at the left side and the right side of the sitting person, the rear plate 4 forms a protection at the rear side of the sitting person, and the back plate 6 forms a backrest support at the rear of the sitting person. In the first use condition, as shown in fig. 12, the seating arrangement may be engaged with a dining table 200 for use by a child while dining. When the seat device is in the second use state, the back board 6 extends along the front-back direction and is supported on the top of the front board 1, the left side board 2, the rear board 4 and the right side board 3, the bottom bracket 100 and the back board 6 are mutually matched to form a sitting stool, as shown in fig. 3 and 4, a sitting person can sit on the back board 6, and at the moment, the sitting stool can be used for sitting and standing of older children or adults.

Specifically, the back plate 6 has a connection end 60 connected to the bottom bracket 100, and the connection end 60 is specifically a lower end of the back plate 6 when the seat device is in the first use state, and is also a rear end of the back plate 6 when the seat device is in the second use state. The connection end 60 is rotatably connected to the rear portion of the bottom bracket 100 about a rotation center line X0 extending in the left-right direction, and the backboard 6 has a first surface 61 and a second surface 62 provided on opposite sides in the thickness direction. In the first use condition of the seat arrangement as shown in fig. 1 and 2, the first face 61 is directed forward and the second face 62 is directed rearward, the first face 61 being intended for leaning as a back face; when the seating arrangement is in the second use condition shown in fig. 3 and 4, the first face 61 faces downwards and the second face 62 faces upwards, the second face 62 serving as a sitting face for sitting.

Referring to the drawings, in the present embodiment, the connecting end portion 60 of the back board 6 can rotate around the rotation center line X0 and can be relatively slidably connected to the upper portion of the rear board 4 in the up-down direction, the bottom bracket 100 is further provided with a clamping groove 8 extending in the up-down direction and into which the back board 6 can be inserted from top to bottom, and the seat device is in the first use state, the connecting end portion 60 is clamped in the clamping groove 8, so that the back board 6 is fixed relative to the bottom bracket 100, and thus a seated user can stably lean against the support.

Specifically, the connecting end 60 of the backboard 6 has a rotation shaft 7 extending in the left-right direction, the upper portion of the rear plate 4 has a slide groove 41 extending in the up-down direction, and the rotation shaft 7 is slidably fitted in the slide groove 41 while being rotatable about its own axis.

A clamping groove 8 is formed between the upper part of the rear end of the left side plate 2 and the upper part of the rear plate 4, and between the upper part of the rear end of the right side plate 3 and the upper part of the rear plate 4, the back plate 6 extends along the up-down direction when the seat device is in the first use state, and the left and right side ends of the lower part of the back plate 6 are respectively clamped in the clamping grooves 8 on the two sides, so that the back plate 6 is fixedly supported above the rear part of the bottom bracket 100. Of course, in other embodiments, the card slot 8 may be provided directly on the back plate 4.

Referring to fig. 5 to 11, the seat apparatus can be operated as follows when the second usage state is changed to the first usage state: referring to fig. 5 to 7, at this time, the back plate 6 extends in the front-rear direction and is supported on the top of the bottom bracket 100, and the rotation shaft 7 is located at the upper portion of the chute 41. In the switching operation, the user lifts the backboard 6 to rotate around the rotating shaft 7 to extend in the vertical direction to the position shown in fig. 8, and then applies downward force to the backboard 6, so that the rotating shaft 7 slides downward along the sliding groove 41, and the backboard 6 moves downward as a whole until the left and right end portions of the lower portion of the backboard 6 are respectively engaged with the engaging grooves 8 on the two sides, as shown in fig. 10, and at this time, the seat device is switched to the first use state. Conversely, when the seat device is switched from the first use state to the second use state, the seat device can be reversely operated according to the operation, and the details are not repeated here. The conversion operation of the two using states of the seat device is simple, convenient and quick, the using functions and the using occasions of the seat device are expanded, and convenience is brought to users.

Referring to the drawings, the seating unit of the present embodiment also has a folded state. Specifically:

the front plate 1 and the rear plate 4 are respectively an integral plate, wherein two through holes 12 are formed in the front plate 1 for the legs of a seated person to pass through respectively, and a front baffle column 11 is formed at the middle part of the two through holes 12; the left side plate 2 includes a first left plate 21 and a second left plate 22 which are connected in the front-rear direction and are pivoted about a first rotation center line X1, the right side plate 3 includes a first right plate 31 and a second right plate 32 which are connected in the front-rear direction and are pivoted about a second rotation center line X2, the front portion of the first left plate 21 is pivoted about a third rotation center line X3 with the left end portion of the front plate 1, the rear portion of the second left plate 22 is pivoted about a fourth rotation center line X4 with the left end portion of the rear plate 4, the front portion of the first right plate 31 is pivoted about a fifth rotation center line X5 with the right end portion of the front plate 1, the rear portion of the second right plate 32 is pivoted about a sixth rotation center line X6 with the right end portion of the rear plate 4, and the first rotation center line X1, the second rotation center line X2, the third rotation center line X3, the fourth rotation center line X4, the fifth rotation center line X5, and the sixth rotation center line X6 all extend in the up-down direction.

The lower seat plate 5 is connected to the bottom bracket 100 in a vertically foldable manner, wherein the lower seat plate 5 includes a first seat plate 51 and a second seat plate 52, the rear portion of the second seat plate 52 is pivotally connected to the lower portion of the rear plate 4 about a seventh rotation center line X7, the rear portion of the first seat plate 51 is pivotally connected to the front portion of the second seat plate 52 about an eighth rotation center line X8, and the seventh rotation center line X7 and the eighth rotation center line X8 both extend in the left-right direction. At least one of the rear side of the front plate 1, the right side of the left side plate 2, and the left side of the right side plate 3 is provided with a support boss (not shown) for supporting the first seat plate 51 of the lower seat plate 5, and when the seat apparatus is in the unfolded state, the first seat plate 51 and the second seat plate 52 are unfolded in the front-rear direction, and the support boss is supported below the lower seat plate 5.

When the seat apparatus is in the unfolded state, as shown in fig. 1 and 2, the first left plate 21 and the second left plate 22 of the left side plate 2 extend in the same front-rear direction, the first right plate 31 and the second right plate 32 of the right side plate 3 extend in the same front-rear direction, and the first seat plate 51 and the second seat plate 52 of the lower seat plate 5 extend in the same front-rear direction. The user turns the back plate 6 according to the use need so that the seating arrangement is correspondingly switched between a first use state for use as a child chair and a second use state for use as a bench.

When the seat device needs to be folded, referring to fig. 13, the back board 6 is first converted to extend in the up-down direction, and the back board 6 is lifted up to release the lower portion thereof from the clamping groove 8, and then the back board 6 is driven to rotate around the rotation shaft 7 to the rear of the bottom bracket 100, so that the back board 6 is integrally turned to the rear of the bottom bracket 100 and is folded at the rear side of the rear board 4, as shown in fig. 14. Then, the front portion of the second seat plate 52 in the lower seat plate 5 is pushed upward and folded back with the rear plate 5, so that the first seat plate 51 and the second seat plate 52 are folded back and forth and folded in front of the rear plate 5, as shown in fig. 16.

Finally, the position where the first left plate 21 is connected to the second left plate 22 and the position where the first right plate 31 is connected to the second right plate 32 are driven to move in opposite directions in the left-right direction, so that the first left plate 21 and the second left plate 22 are folded relatively, and the first right plate 31 and the second right plate 32 are folded relatively and folded between the front plate 1 and the rear plate 4, as shown in fig. 17 and 18. The folded seat device has a very flat overall structure, and is convenient for the daily carrying and storage of users.

In summary, the multifunctional seat device of the embodiment can enable the seat device to switch between two use states of the child chair and the stool by turning the backrest plate 6, so that the use functions of the seat device are expanded, the use period of the product is prolonged, and meanwhile, the seat device can be folded to be flat, thereby bringing convenience to daily use of a user.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (10)

1. A multi-functional seating system having an extended state, characterized by: the seat device comprises a bottom bracket and a backrest plate, wherein the bottom bracket comprises a front plate, a left side plate, a rear plate, a right side plate and a lower seat plate, the front plate, the left side plate, the rear plate and the right side plate are sequentially connected along the circumferential direction, an accommodating space is formed by surrounding the seat device in an unfolding state, a front baffle column for separating legs of a user is arranged in the middle of the front plate, and the lower seat plate is positioned in the accommodating space and is lower than the front baffle column along the vertical direction; the backboard can be connected to the rear part of the bottom bracket in a vertically overturned manner,

the seat device is provided with a first use state and a second use state, when the seat device is in the first use state, the backrest plate extends along the up-down direction and is positioned at the rear part of the bottom bracket, and the bottom bracket and the backrest plate are mutually matched to form a child chair; when the seat device is in the second use state, the backrest plate extends along the front-back direction and is supported at the tops of the front plate, the left side plate, the rear plate and the right side plate, and the bottom bracket and the backrest plate are mutually matched to form a stool.

2. The multi-function seating unit defined in claim 1, wherein: the back board is provided with a connecting end part connected with the bottom bracket, the connecting end part can be rotationally connected to the rear part of the bottom bracket around a rotation center line extending in the left-right direction, the back board is provided with a first surface and a second surface which are respectively arranged at two different sides in the thickness direction, and when the seat device is in the first use state, the first surface faces to the front and is used as a back surface; when the seat device is in the second use state, the second surface faces upwards to serve as a sitting surface.

3. The multi-function seating unit defined in claim 2, wherein: the connecting end part of the backboard can rotate around the rotation center line and can be connected to the upper part of the backboard in a relatively sliding way along the up-down direction, the bottom bracket is also provided with a clamping groove which extends along the up-down direction and can be used for the backboard to be inserted from top to bottom, and when the seat device is in the first use state, the connecting end part is clamped in the clamping groove.

4. A multi-function seating unit in accordance with claim 3, wherein: the groove is formed between the rear plate and the left side plate and/or between the rear plate and the right side plate, or the groove is formed on the rear plate.

5. A multi-function seating unit in accordance with claim 3, wherein: the connecting end part of the backboard is provided with a rotating shaft extending along the left-right direction, the upper part of the backboard is provided with a sliding groove extending along the up-down direction, and the rotating shaft can rotate around the axis of the backboard and can be arranged in the sliding groove in a sliding fit manner along the up-down direction.

6. The multi-function seating arrangement of any one of claims 2 to 5, wherein: the left side plate comprises a first left plate and a second left plate which are connected along the front-back direction and are pivoted around a first rotation center line, the right side plate comprises a first right plate and a second right plate which are connected along the front-back direction and are pivoted around a second rotation center line, the front part of the first left plate is pivoted with the left end part of the front plate around a third rotation center line, the rear part of the second left plate is pivoted with the left end part of the rear plate around a fourth rotation center line, the front part of the first right plate is pivoted with the right end part of the front plate around a fifth rotation center line, the rear part of the second right plate is pivoted with the right end part of the rear plate around a sixth rotation center line,

the first, second, third, fourth, fifth and sixth rotation center lines extend along the vertical direction, the lower seat board can be connected to the bottom support in a turnover and folding mode along the vertical direction, the seat device is in a folding state, the backrest board and the lower seat board extend along the vertical direction respectively and are folded with the rear board mutually, the first left board and the second left board are turned over relatively, and the first right board and the second right board are turned over relatively and folded between the front board and the rear board.

7. The multi-function seating unit defined in claim 6, wherein: the rear part of the lower seat board is pivotally connected to the rear board around a seventh rotation center line extending in the left-right direction, the lower seat board comprises a first seat board and a second seat board which are connected in the front-back direction and are pivotally connected around an eighth rotation center line extending in the left-right direction, and the seat device is in a folded state, and the first seat board and the second seat board are relatively overturned and folded in the front of the rear board along the front-back direction and are folded in front of the rear board.

8. The multi-function seating unit defined in claim 7, wherein: the rear side of the front plate and/or the right side part of the left side plate and/or the left side part of the right side plate are/is provided with a supporting boss for supporting the lower seat plate, and the lower seat plate is supported on the supporting boss when the seat device is in a unfolded state.

9. The multi-function seating unit defined in claim 6, wherein: the back board is rotationally connected to the upper part of the back board, and when the seat device is in the folded state, the back board is overturned and folded at the rear of the back board.

10. The multi-function seating arrangement of any one of claims 1-5, wherein: the front plate, the left side plate, the rear plate and the right side plate comprise a surrounding baffle plate part positioned at the upper part, and two supporting leg parts positioned below the surrounding baffle plate part and respectively positioned at two ends of the surrounding baffle plate part in the length direction.

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