CN219720238U - Adjustable chair - Google Patents

Abstract

The utility model provides an adjustable seat, which belongs to the technical field of seats and mainly comprises a seat frame, a seat back, a seat base and pedals. The chair back, the chair seat and the pedals are detachably connected with the chair frame and are configured to adjust the corresponding positions of the chair frame in a first direction; wherein the seat is further configured to adjust a position corresponding to the seat frame in a second direction; the first direction and the second direction are perpendicular to each other. According to the embodiment provided by the utility model, the chair back, the chair seat and the pedals can be vertically adjusted to be arranged at different heights so as to adapt to people with different heights, and the chair can be also adjusted back and forth so as to adjust the sitting depth so as to adapt to people with different sizes; compared with the lifting air rod, the seat disclosed by the utility model is simple in structure and low in cost.

Description

Adjustable chair

Technical Field

The utility model relates to the technical field of seats, in particular to an adjustable seat.

Background

Because different people have different requirements on sitting depth and sitting height of the seat, particularly in the growth process of children, the height is increased continuously along with the growth of the ages; thus, a fixed chair cannot meet the use requirements. The seat with adjustable sitting depth and sitting height in the prior art is generally realized by adopting a lifting air rod, and the structure is complex or the cost is high.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an adjustable seat which is used for solving the technical problems of the prior art that the seat depth and the seat height are adjusted by adopting a lifting air rod, and the corresponding structure is complex or the cost is high.

An embodiment of the present utility model provides an adjustable seat, including: a seat frame; the chair back, the chair seat and the pedals are detachably connected with the chair frame and are configured to adjust the corresponding positions of the chair frame in a first direction; wherein the seat is further configured to adjust a corresponding position with the seat frame in a second direction; the first direction and the second direction are perpendicular to each other.

As an alternative embodiment, the seat frame includes: the two inclined brackets are arranged oppositely and at intervals, and the chair back, the chair seat and the pedals are arranged between the two inclined brackets; wherein the angled bracket has first and second portions connected at an angle; the first part is configured to be supported on the second part, a first adjusting hole arranged along a third direction is formed in the second part, and the first adjusting hole is configured to adjust the corresponding positions of the inclined bracket, the chair seat and the pedal in the first direction.

As an alternative embodiment, the tilting bracket further includes: the third part is connected with the second part at an angle, a second adjusting hole which is arranged along a fourth direction is formed in the third part, and the second adjusting hole is configured to adjust the corresponding positions of the inclined bracket and the chair back in the first direction; wherein the fourth direction intersects the first direction, the second direction, and the third direction.

As an alternative embodiment, the second portion is further provided with a clamping portion arranged along the third direction, the clamping portion is disposed corresponding to the first adjusting hole, and the clamping portion is configured to adjust the corresponding position of the inclined bracket and the pedal in the first direction.

As an alternative embodiment, the seat frame further comprises: and the reinforcing structure is clamped between the two first parts.

As an alternative implementation manner, the two opposite sides of the chair back are provided with third adjusting holes arranged along the fourth direction, and the third adjusting holes are configured to adjust the corresponding positions of the chair back and the inclined bracket in the first direction by adjusting the corresponding positions of the chair back and the second adjusting holes.

As an alternative embodiment, the seat comprises: the seat main body is provided with fourth adjusting holes which are arranged along the second direction at two opposite sides; a connection beam connected to the seat body at an angle, one end of the connection beam being connected to the fourth adjustment hole and the other end being connected to the first adjustment hole, the connection beam being configured to adjust a corresponding position of the seat body to the tilt bracket in the first direction by adjusting a correspondence to the first adjustment hole; the connection beam is further configured to adjust a corresponding position of the seat body with the tilt bracket in the second direction by adjusting a correspondence with the fourth adjustment hole.

As an alternative implementation manner, the opposite sides of the pedal are provided with fifth adjusting holes arranged along the second direction, and the fifth adjusting holes are configured to adjust the corresponding positions of the pedal and the inclined bracket in the first direction by adjusting the corresponding positions of the fifth adjusting holes and the first adjusting holes; wherein the footrest is further configured to adjust a corresponding position with the seat frame in the second direction.

As an alternative implementation mode, two opposite sides of the pedal are provided with clamping parts matched with the clamping parts.

As an alternative embodiment, the pedal is provided with a concave-convex structure for skid prevention.

The utility model provides an adjustable seat, and the technical scheme provided by the embodiment of the utility model has at least the following beneficial effects:

the chair back, the chair seat and the pedals can be vertically adjusted to be arranged at different heights to adapt to people with different heights, and the chair can be adjusted back and forth to adjust sitting depth to adapt to people with different sizes; compared with the lifting air rod, the seat disclosed by the utility model is simple in structure and low in cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural view of an adjustable seat according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an adjustable seat according to an embodiment of the present utility model, wherein the seat back, seat and foot rest are located at different heights;

FIG. 3 is a schematic view of an adjustable seat according to another embodiment of the present utility model;

FIG. 4 is a schematic view of an adjustable seat according to another embodiment of the present utility model;

FIG. 5 is a schematic view of an adjustable chair back, seat and footrest direction in an adjustable chair according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of an included angle between a third direction and a horizontal direction and an included angle between a fourth direction and a vertical direction in an adjustable seat according to an embodiment of the present utility model.

Reference numerals correspond to:

1: a seat frame; 11: a tilting bracket; 111: a first section; 112: a second section; 113: thirdly, performing the following steps; 12: a reinforcing structure;

2: a chair back;

3: a seat; 31: a seat body; 32: a connecting beam;

4: foot pedal;

5: a first adjustment aperture;

6: a second adjustment aperture;

7: a fourth adjustment aperture; 71: a connection beam connection hole; 72: an inclined bracket connection hole 72;

8: a concave-convex structure;

9: and a clamping part.

Detailed Description

The present utility model is described in detail below, examples of embodiments of the utility model are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. Further, if detailed description of the known technology is not necessary for the illustrated features of the present utility model, it will be omitted. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

It will be understood by those skilled in the art that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

As shown in fig. 1-5, an embodiment of the present utility model provides an adjustable seat that basically comprises a seat frame 1, a seat back 2, a seat base 3 and a footrest 4. The chair back 2, the chair seat 3 and the pedals 4 are detachably connected with the chair frame 1 and are configured to adjust the corresponding positions of the chair frame 1 in a first direction; wherein the seat 3 is further configured to adjust a corresponding position with the seat frame 1 in the second direction; the first direction and the second direction are perpendicular to each other.

The adjustable seat is arranged on the horizontal plane, and the chair back 2, the chair seat 3 and the pedals 4 can be respectively connected with the seat frame 1 through bolts from top to bottom. The first direction is a vertical direction, so that the chair back 2, the chair seat 3 and the pedals 4 can be adjusted in height; the second direction is a horizontal direction, so that the seat 3 is adjusted back and forth to adjust in depth.

According to the embodiment provided by the utility model, the chair back 2, the chair seat 3 and the pedals 4 can be vertically adjusted to be arranged at different heights so as to adapt to people with different heights, and the chair can be also adjusted back and forth so as to adjust sitting depth so as to adapt to people with different sizes; compared with the lifting air rod, the seat disclosed by the utility model is simple in structure and low in cost.

As shown in fig. 1, as an alternative embodiment, the seat frame 1 includes two inclined brackets 11, the two inclined brackets 11 are disposed opposite to each other and spaced apart, and the seat back 2, the seat 3, and the footrests 4 are disposed between the two inclined brackets 11; wherein the tilt bracket 11 has a first portion 111 and a second portion 112 connected at an angle; the first portion 111 is configured to be supported by the second portion 112, and the second portion 112 is provided with first adjustment holes 5 arranged along a third direction, and the first adjustment holes 5 are configured to adjust corresponding positions of the tilting bracket 11 and the seat 3, and the foothold 4 in the first direction.

Based on the foregoing embodiments, some possible embodiments are provided in which two tilting brackets 11 are disposed at a left and right interval in the horizontal direction. The opposite sides of the chair back 2, the chair seat 3 and the pedals 4 are correspondingly connected with two inclined brackets 11. Each tilting bracket 11 mainly comprises a first portion 111 and a second portion 112 connected at an angle, the first portion 111 being arranged below the second portion 112, the first portion 111 being placed on the ground for forming a supporting structure. The second portion 112 is connected to the seat 3 and the footrests 4, and adjusts the height of the corresponding member by adjusting the connection positions of the seat 3 and the footrests 4 with the first adjustment holes 5. The third direction may be a downward sloping direction.

Alternatively, the first portion 111 may be a plate-like structure or a columnar structure, and the length direction of the plate-like structure or the columnar structure may be a third direction.

Alternatively, the second portion 112 may be a plate-like structure or a columnar structure, and the length direction of the plate-like structure or the columnar structure may be a third direction.

As shown in fig. 1, as an alternative embodiment, the tilt bracket 11 further includes a third portion 113, where the third portion 113 is connected to the second portion 112 at an angle, and a second adjusting hole 6 arranged along a fourth direction is formed in the third portion 113, and the second adjusting hole 6 is configured to adjust a corresponding position of the tilt bracket 11 and the seatback 2 in the first direction; the fourth direction intersects with the first direction, the second direction and the third direction.

Based on the foregoing embodiments, some possible embodiments are provided, in which the third portion 113 is disposed above the second portion 112, the second portion 112 is supported on the third portion 113, the third portion 113 is connected to the seat back 2, and the height of the seat back 2 is adjusted by the connection position of the seat back 2 and the second adjusting hole 6. The fourth direction may be a downward tilting direction to tilt the seatback 2 to conform to the human body mechanics and improve the comfort of the user.

Alternatively, the third portion 113 may be a plate-like structure or a columnar structure, and the length direction of the plate-like structure or the columnar structure may be the fourth direction or the first direction.

As an alternative embodiment, the second portion 112 is further provided with a clamping portion 9 arranged along the third direction, the clamping portion 9 is disposed corresponding to the first adjusting hole 5, and the clamping portion 9 is configured to adjust the corresponding position of the tilting bracket 11 and the pedal 4 in the first direction.

Based on the foregoing embodiments, some possible embodiments are provided in which the clamping portion 9 may be a clamping groove, and the bottom surface of the clamping groove on the one inclined bracket 11 faces the other inclined bracket 11, so that the foothold 4 may be inserted into the clamping groove in the front-rear direction for adjustment in height and depth. The first adjusting hole 5 can be formed in the clamping groove, double connection of clamping and bolting is achieved, and stability and supporting strength of the pedal 4 are improved.

As an alternative embodiment, as shown in fig. 1, the seat frame 1 further comprises a reinforcement structure 12, which reinforcement structure 12 is sandwiched between two first portions 111.

Based on the foregoing embodiments, some possible embodiments are provided in which the reinforcing structure 12 may be formed of a plurality of reinforcing strips arranged in parallel to form a reinforcing plate structure. Opposite ends of the reinforcing structure 12 are bolted to two first portions 111.

As an alternative embodiment, the opposite sides of the seat back 2 are provided with third adjusting holes arranged along the fourth direction, and the third adjusting holes are configured to adjust the corresponding positions of the seat back 2 and the tilting bracket 11 in the first direction by adjusting the correspondence with the second adjusting holes 6.

Based on the foregoing embodiments, some possible embodiments are provided in which the seatback 2 has a plate-like structure, and the opposite sides of the plate-like structure are provided with the third adjustment holes, and the seatback 2 can be disposed at different heights by adjusting the connection positions of the third adjustment holes and the second adjustment holes 6 in the fourth direction.

As shown in fig. 1, as an alternative embodiment, the seat 3 includes a seat body 31 and a connection beam 32. The opposite sides of the seat main body 31 are provided with fourth adjusting holes 7 arranged along the second direction; the connecting beam 32 is connected with the seat body 31 at an angle, one end part of the connecting beam 32 is connected with the fourth adjusting hole 7, the other end part is connected with the first adjusting hole 5, and the connecting beam 32 is configured to adjust the corresponding position of the seat body 31 and the inclined bracket 11 in the first direction by adjusting the corresponding position of the first adjusting hole 5; the connection beam 32 is further configured to adjust a corresponding position of the seat main body 31 with the tilt bracket 11 in the second direction by adjusting the correspondence with the fourth adjustment hole 7.

Based on the foregoing embodiments, some possible embodiments are provided in which the seat body 31 is a plate-like structure, and the seat body 31 is horizontally disposed for supporting buttocks of a user. The opposite sides of the seat main body 31 are respectively connected with a connecting beam 32, the angle formed by the connecting beam 32 and the seat main body 31 is an acute angle, the connecting beam 32 is arranged in a downward inclined way, the lower end of the connecting beam 32 is arranged relatively to the upper end and is arranged at the rear, and the two ends of the connecting beam 32 are respectively provided with a connecting hole. The depth of the seat body 31 in the front-rear direction can be adjusted by adjusting the relative positions of the seat body 31 and the connection beam 32; the height of the seat main body 31 in the up-down direction can be adjusted by the relative position of the connection beam 32 and the tilting bracket 11.

Alternatively, the fourth regulation hole 7 includes a connection beam connection hole 71 provided forward, and an inclined bracket connection hole 72 provided backward, the inclined bracket connection hole 72 corresponding to the connection beam connection hole 71 in the left-right direction. The connection beam connection hole 71 is used for connecting the seat main body 31 with the connection beam 32; the inclined bracket connection hole 72 is used for connecting the seat body 31 with the inclined bracket 11 to realize double connection, thereby increasing the stability and the supporting strength of the seat body 31.

As an alternative embodiment, the opposite sides of the pedal 4 are provided with fifth adjusting holes arranged along the second direction, and the fifth adjusting holes are configured to adjust the corresponding positions of the pedal 4 and the inclined bracket 11 in the first direction by adjusting the corresponding positions of the pedal 5 and the first adjusting holes 5; wherein the foothold 4 is further configured to adjust the corresponding position with the seat frame 1 in the second direction.

Based on the foregoing embodiments, some possible embodiments are provided in which the footrests 4 are plate-like structures, the footrests 4 being horizontally disposed for supporting the user's feet. The fifth adjusting holes are formed in two opposite sides of the pedal 4, and the pedal 4 can be arranged at different heights and depths by adjusting the connection positions of the fifth adjusting holes and the first adjusting holes 5 along the first direction.

As an alternative embodiment, two opposite sides of the pedal 4 are provided with engaging portions which are matched with the engaging portions 9.

Based on the foregoing embodiments, some possible embodiments are provided, in which the engaging portion is a protrusion, and the engaging portion may protrude from the pedal 4 in the horizontal direction, or may be an edge of the pedal 4, so as to be matched with the foregoing engaging groove provided on the second portion 112 in a concave-convex manner, so as to adjust the relative positions of the pedal 4 and the inclined bracket 11 in the front-rear direction, and fix the relative positions in the up-down direction.

As shown in fig. 1 and 3, as an alternative embodiment, the foothold 4 is provided with a relief structure 8 for slip prevention.

Based on the foregoing embodiments, some possible embodiments are provided in which the top of the foothold 4 is provided with a relief structure 8 for increasing friction with the sole of the foot to increase the anti-slip effect of the foothold 4.

As an alternative embodiment, the seat frame 1, the back 2, the seat 3 and the pedals 4 are all made of wood.

As shown in fig. 6, in a specific embodiment, in order to conform to the human body mechanics, the comfort level of the user is improved, and the included angle between the third direction and the horizontal direction is 60 degrees; the included angle between the fourth direction and the vertical direction is 10 degrees, and the fourth direction is inclined backwards.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in one or more embodiments or examples.

The foregoing is only a partial embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (10)

1. An adjustable seat, comprising:

a seat frame (1);

the chair back (2), the chair seat (3) and the pedals (4) are detachably connected with the chair frame (1) and are configured to adjust the corresponding position of the chair frame (1) in a first direction;

wherein the seat (3) is further configured to adjust a corresponding position with the seat frame (1) in a second direction; the first direction and the second direction are perpendicular to each other.

2. Adjustable seat according to claim 1, characterized in that the seat frame (1) comprises:

the two inclined brackets (11) are oppositely arranged at intervals, and the chair back (2), the chair seat (3) and the pedals (4) are arranged between the two inclined brackets (11);

wherein the tilting bracket (11) has a first portion (111) and a second portion (112) connected at an angle; the first part (111) is configured to be supported on the second part (112), a first adjusting hole (5) arranged along a third direction is formed in the second part (112), and the first adjusting hole (5) is configured to adjust corresponding positions of the inclined bracket (11), the seat (3) and the pedal (4) in the first direction.

3. Adjustable seat according to claim 2, wherein the tilt bracket (11) further comprises:

a third portion (113) connected with the second portion (112) at an angle, wherein a second adjusting hole (6) arranged along a fourth direction is formed in the third portion (113), and the second adjusting hole (6) is configured to adjust the corresponding positions of the inclined bracket (11) and the chair back (2) in the first direction;

wherein the fourth direction intersects the first direction, the second direction, and the third direction.

4. The adjustable seat according to claim 2, wherein,

the second part (112) is further provided with clamping parts (9) arranged along the third direction, the clamping parts (9) are correspondingly arranged with the first adjusting holes (5), and the clamping parts (9) are configured to adjust the corresponding positions of the inclined support (11) and the pedals (4) in the first direction.

5. Adjustable seat according to claim 2, wherein the seat frame (1) further comprises:

-a reinforcing structure (12) interposed between two of said first portions (111).

6. The adjustable seat according to claim 3, wherein,

and the two opposite sides of the chair back (2) are provided with third adjusting holes arranged along the fourth direction, and the third adjusting holes are configured to adjust the corresponding positions of the chair back (2) and the inclined bracket (11) in the first direction by adjusting the correspondence with the second adjusting holes (6).

7. Adjustable seat according to claim 2, wherein the seat (3) comprises:

a seat main body (31), wherein the opposite two sides are provided with fourth adjusting holes (7) arranged along the second direction;

a connection beam (32) connected at an angle to the seat body (31), one end of the connection beam (32) being connected to the fourth adjustment hole (7) and the other end being connected to the first adjustment hole (5), the connection beam (32) being configured to adjust a corresponding position of the seat body (31) to the tilt bracket (11) in the first direction by adjusting a corresponding position to the first adjustment hole (5); the connecting beam (32) is further configured to adjust a corresponding position of the seat main body (31) with the tilting bracket (11) in the second direction by adjusting a correspondence with the fourth adjustment hole (7).

8. The adjustable seat according to claim 2, wherein,

the two opposite sides of the pedal (4) are provided with fifth adjusting holes arranged along the second direction, and the fifth adjusting holes are configured to adjust the corresponding positions of the pedal (4) and the inclined bracket (11) in the first direction by adjusting the corresponding positions of the pedal and the first adjusting holes (5);

wherein the foothold (4) is further configured to adjust a corresponding position with the seat frame (1) in the second direction.

9. The adjustable seat according to claim 4, wherein,

two opposite sides of the pedal (4) are provided with clamping parts matched with the clamping parts (9).

10. The adjustable seat according to claim 9, wherein,

the pedal (4) is provided with an anti-skid concave-convex structure (8).