CN212574535U

CN212574535U - Chair with detachable top

Info

Publication number: CN212574535U
Application number: CN202021524528.6U
Authority: CN
Inventors: 胡胜平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-02-23
Anticipated expiration: 2030-07-29

Abstract

The utility model provides a chair, include: the side edge of the first supporting plate is enclosed by a front side edge, a rear side edge and two side edge edges, the front side edge and the rear side edge are opposite, and the two side edge edges are opposite; one end of the rotating rod is rotatably connected to the position, close to the front side edge, of one side edge, the other end of the rotating rod is rotatably connected to the second supporting plate, the positioning structure is assembled on the second supporting plate, and the positioning structure is used for fixing the second supporting plate and the rotating rod to enable a preset included angle to be formed between the second supporting plate and the rotating rod; a first supporting rod is respectively rotatably assembled at the two side edges, a backrest part is connected between the top ends of the two first supporting rods, and a second supporting rod is respectively rotatably assembled at the positions of the two side edges, which are close to the rear side edge. The chair of this scheme can regard as desk and chair to use and collapsible, and occupation space is little, and the transport of being convenient for can satisfy more extensive user demand.

Description

Chair with detachable top

Technical Field

The utility model belongs to the technical field of furniture, especially, relate to a chair.

Background

Chairs and tables are furniture commonly used in life and have a wide range of use scenarios, such as: the present invention relates to a chair and a table for use in a home, an office, a conference room, a classroom, a park, etc., and more particularly, to a chair and a table for use in a home, an office, a conference room, a classroom, a park, etc., which are separated from each other and are generally fixed structures.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a chair is provided, can regard as desk and chair to use and collapsible, occupation space is little, the transport of being convenient for can satisfy more extensive user demand.

In order to solve the above technical problem, the present invention provides a chair, comprising: the side edge of the first supporting plate is formed by enclosing a front side edge, a rear side edge and two side edge edges, the front side edge and the rear side edge are opposite, and the two side edge edges are opposite; one end of the rotating rod is rotatably connected to the position, close to the front side edge, of the side edge, the other end of the rotating rod is rotatably connected to the second supporting plate, the positioning structure is assembled on the second supporting plate and used for fixing the second supporting plate and the rotating rod to enable a preset included angle to be formed between the second supporting plate and the rotating rod, the rotating rod can rotate around the first supporting plate between a storage position parallel to the supporting surface of the first supporting plate and an opening position perpendicular to the supporting surface of the first supporting plate, and when the rotating rod is located at the storage position, the second supporting plate is overlapped on the side of the supporting surface of the first supporting plate; two the middle part at side border rotates respectively to assemble one first bracing piece, two connect between the top of first supporting rod and lean against the portion, two being close to at side border back side border department rotates respectively to assemble one the second bracing piece, works as when the chair is the chair attitude, the top of second bracing piece is supported the top and is in the dorsal part of first bracing piece body, works as when the chair is folding attitude, first bracing piece the second bracing piece with the side border is parallel to each other, through rotating first bracing piece with the second bracing piece can make the chair is in the chair attitude with switch between the folding attitude.

Further, the chair still includes articulated piece, articulated piece is fixed in the second bracing piece, articulated piece has the extension end, the extending direction perpendicular to of extension end the second bracing piece just faces first backup pad, the extension end with first backup pad rotates to be connected.

Furthermore, the chair also comprises a connecting piece, and two ends of the connecting piece are respectively and rotatably connected to the upper part of the first supporting rod and the corresponding upper part of the second supporting rod.

Furthermore, the top end of the second supporting rod is sunken to form a propping groove, and the propping groove is matched with the first supporting rod.

Furthermore, the abutting part of the first supporting rod and the second supporting rod protrudes to form an abutting structure, and the abutting structure is used for preventing the top end of the second supporting rod from sliding upwards relative to the first supporting rod.

Furthermore, when the top end of the second supporting rod is abutted against the first supporting rod, an included angle between the second supporting rod and the first supporting rod is an acute angle.

Furthermore, the bottom ends of the two first supporting rods are connected to form a first supporting portion, the bottom ends of the two second supporting rods are connected to form a second supporting portion, and anti-skid sheets are arranged on the bottom sides of the first supporting portion and the second supporting portion.

Further, first backup pad includes frame and first plate body, first plate body fixed assembly in on the frame, first bracing piece with the second bracing piece all with the frame links to each other.

Furthermore, a first extending end extends out of the end of the rotating rod connected with the first supporting plate towards the inside of the first supporting plate, a first rotating seat is fixedly arranged at the bottom side of the first plate body, and the first extending end is rotatably connected with the first rotating seat; the end of the rotating rod connected with the second support plate extends out of a second extending end towards the interior of the second support plate, a second rotating seat is arranged at the bottom side of the second support plate, and the second extending end is rotatably connected with the second rotating seat.

Furthermore, the positioning structure comprises a third rotating seat and a positioning rod, the third rotating seat is fixedly assembled at the bottom side of the second supporting plate, one end of the positioning rod is rotatably connected with the third rotating seat, one side of the rotating rod is provided with a positioning hole, and the other end of the positioning rod is matched with the positioning hole.

Compared with the prior art, the utility model, the beneficial effects lie in:

the chair can be in a chair state by rotating the first supporting rod and the second supporting rod to enable the top end of the second supporting rod to be abutted against the first supporting rod, and the second supporting plate is overlapped on the first supporting plate and can be used as the chair; when the chair is in a chair state, the rotating rod is positioned at the opening position by adjusting the rotating rod, and the second supporting plate is fixed by the positioning structure after being adjusted to a preset angle with the rotating rod, so that the second supporting plate can be supported for supporting, and the chair can be used as a seat and a table at the same time; open location structure to rotate the dwang and accomodate the position, make the second backup pad superpose on first backup pad, then rotate first bracing piece and second bracing piece, make the side border of first bracing piece, second bracing piece and first backup pad parallel to each other, make the chair be folding state, at this moment, first backup pad and second backup pad are accomodate between two first bracing pieces, and the chair is whole to be flat-plate-like, can conveniently deposit and remove. The chair of this scheme can regard as desk and chair to use and collapsible, and occupation space is little, and the transport of being convenient for can satisfy more extensive user demand.

Drawings

FIG. 1 is a schematic view of the overall structure of the chair in the chair state according to the embodiment of the present invention;

FIG. 2 is a schematic view of the overall structure of the chair in the folded state according to the embodiment of the present invention;

FIG. 3 is a first schematic view of the overall structure of the chair during adjustment of the second support plate according to the embodiment of the present invention;

FIG. 4 is a second schematic view of the overall structure of the chair according to the embodiment of the present invention when the second supporting plate is adjusted;

fig. 5 is a schematic view of the overall structure of the chair according to the embodiment of the present invention when the adjustment of the second supporting plate is completed.

In the drawings, each reference numeral denotes: 1. a first support plate; 11. a frame; 12. a first plate body; 121. a first rotating base; 2. a second support plate; 21. a second rotating base; 3. rotating the rod; 31. a first extension end; 32. a second extension end; 33. positioning holes; 4. a positioning structure; 41. a third rotating base; 42. positioning a rod; 5. a first support bar; 51. a first support section; 6. a second support bar; 61. a second support portion; 7. a backrest portion; 71. a backrest rod; 8. a hinged sheet; 9. a connecting member; 10. and (4) anti-slip sheets.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example (b):

in the present embodiment, there is provided a chair, as shown in fig. 1 to 5, comprising: the supporting device comprises a first supporting plate 1, a second supporting plate 2, a rotating rod 3, a positioning structure 4, a first supporting rod 5 and a second supporting rod 6, wherein the periphery of the first supporting plate 1 is formed by enclosing a front side edge, a rear side edge and two side edge edges, the front side edge and the rear side edge are opposite to each other, and the two side edge edges are opposite to each other; one end of the rotating rod 3 is rotatably connected to a position close to the front side edge of one side edge, the other end of the rotating rod 3 is rotatably connected to the second supporting plate 2, the positioning structure 4 is assembled on the second supporting plate 2, the positioning structure 4 is used for fixing the second supporting plate 2 and the rotating rod 3 to enable a preset included angle to be formed between the second supporting plate 2 and the rotating rod 3, the rotating rod 3 can rotate around the first supporting plate 1 between a storage position parallel to the supporting surface of the first supporting plate 1 and an opening position perpendicular to the supporting surface of the first supporting plate 1, and when the rotating rod 3 is located at the storage position, the second supporting plate 2 is overlapped on the supporting surface side of the first supporting plate 1; the middle parts of the two side edges are respectively rotatably assembled with a first supporting rod 5, a backrest part 7 is connected between the top ends of the two first supporting rods, a second supporting rod 6 is rotatably assembled at the position, close to the rear side edge, of the two side edges respectively, when the chair is in a chair state, the top end of the second supporting rod 6 is abutted against the back side of the rod body of the first supporting rod 5, when the chair is in a folding state, the first supporting rod 5, the second supporting rod 6 and the side edges are parallel to each other, and the chair can be switched between the chair state and the folding state by rotating the first supporting rod 5 and the second supporting rod 6.

The chair can be in a chair state by rotating the first support rod 5 and the second support rod 6 to enable the top end of the second support rod 6 to be propped against the first support rod 5, and the second support plate 2 is superposed on the first support plate 1 and can be used as the chair; when the chair is in a chair state, the rotating rod 3 is positioned at the opening position by adjusting the rotating rod 3, the second supporting plate 2 is fixed by the positioning structure 4 after the second supporting plate 2 is adjusted to a preset angle with the rotating rod 3, the second supporting plate 2 can be supported for supporting, and the chair can be used as a seat and a table at the same time; open location structure 4 to rotating dwang 3 and accomodating the position, make second backup pad 2 superpose on first backup pad 1, then rotate first bracing piece 5 and second bracing piece 6, make first bracing piece 5, second bracing piece 6 and first backup pad 1's side border parallel to each other, make the chair be folding state, at this moment, first backup pad 1 and second backup pad 2 are accomodate between two first bracing pieces 5, the chair is whole flat-plate-shaped, can conveniently deposit and remove. The chair of this scheme can regard as desk and chair to use and collapsible, and occupation space is little, and the transport of being convenient for can satisfy more extensive user demand.

The chair also comprises an articulated sheet 8, the articulated sheet 8 is fixed on the second support rod 6, the articulated sheet 8 is provided with an extending end, the extending direction of the extending end is perpendicular to the second support rod 6 and faces the first support plate 1, and the extending end is rotatably connected with the first support plate 1. The relative rotation between second bracing piece 6 and first backup pad 1 can be realized to articulated piece 8's setting, simultaneously, can guarantee second bracing piece 6 and the dislocation of first bracing piece 5 when the chair is in folding state in order to avoid interfering to convenient folding.

The chair also comprises a connecting piece 9, and two ends of the connecting piece 9 are respectively connected to the upper part of the first supporting rod 5 and the upper part of the corresponding second supporting rod 6 in a rotating way. The setting of connecting piece 9 can be spacing to the upper portion of first bracing piece 5 and second bracing piece 6 to prevent that first bracing piece 5 and second bracing piece 6 from rotating at will, thereby stability and security when improving the chair and switching the form.

The top end of the second support rod 6 is sunken to form a propping groove, and the propping groove is matched with the first support rod 5; when the top end of the second support rod 6 is abutted against the first support rod 5, the included angle between the second support rod 6 and the first support rod 5 is an acute angle. When the top of second bracing piece 6 supported the top on first bracing piece 5, first bracing piece 5 inlayed in supporting the recess to prevent that second bracing piece 6 from for first bracing piece 5 towards the side skew, more stable, contained angle between second bracing piece 6 and the first bracing piece 5 can avoid the tip of second bracing piece 6 to slide down for first bracing piece 5 for the acute angle. In other embodiments, the abutting portion of the first support rod 5 abutting against the second support rod 6 may protrude to form an abutting structure, the abutting structure is used for preventing the top end of the second support rod 6 from sliding upwards relative to the first support rod 5, so as to improve the stability of the chair, and the abutting structure may be integrally formed with the first support rod 5, or may be a structure fixedly assembled on the first support rod 5.

The bottom ends of the two first supporting rods 5 are connected to form a first supporting part 51, the bottom ends of the two second supporting rods 6 are connected to form a second supporting part 61, and the bottom sides of the first supporting part 51 and the second supporting part 61 are provided with anti-skid sheets 10. Specifically, in the present embodiment, the two first support bars 5, the backrest 7 and the first support portion 51 are integrally formed, for example, a rectangular ring-like structure may be formed by bending a section bar made of steel material, two opposite frame strips of the ring-like structure are the two corresponding first support rods 5, the other two opposite frame strips of the ring-like structure are the backrest portion 7 and the first support portion 51, in order to increase the bearing area of the backrest part 7, the backrest rod 71 can be fixed on the bottom side of the backrest part 7, the two second support rods 6 and the second support part 61 are integrally formed, the U-shaped structure can be formed by bending the section bar made of steel materials, two second supporting rods 6 are respectively arranged on two opposite sides of the U-shaped structure, the bottom side of the U-shaped structure is the second supporting part 61, the stress area can be increased by arranging the first supporting part 51 and the second supporting part 61, the chair is more stable, and the arranged anti-slip sheets 10 can prevent the chair from sliding. In other embodiments, the first supporting portion 51 may not be disposed between the two first supporting rods 5, and the second supporting portion 61 may not be disposed between the two second supporting rods 6, that is, the bottom ends of the first supporting rods 5 and the second supporting rods 6 are directly used for abutting against the ground.

The first supporting plate 1 comprises a frame 11 and a first plate body 12, the first plate body 12 is fixedly assembled on the frame 11, and the first supporting rod 5 and the second supporting rod 6 are both connected with the frame 11. Specifically, the frame 11 is annular, and the peripheral side of the first plate 12 extends downward to form an extension edge, and the extension edge wraps the outside of the frame 11, so that the first support plate 1 is firmer and more reliable.

The end of the rotating rod 3 connected with the first support plate 1 extends out of the first extending end 31 towards the inside of the first support plate 1, the first rotating seat 121 is fixedly arranged at the bottom side of the first plate body 12, and the first extending end 31 is rotatably connected with the first rotating seat 121; the end of the rotating rod 3 connected with the second support plate 2 extends a second extending end 32 towards the inside of the second support plate 2, the second rotating seat 21 is arranged at the bottom side of the second support plate 2, and the second extending end 32 is rotatably connected with the second rotating seat 21. Specifically, two first rotating seats 121 are fixedly arranged on the bottom side of the first plate body 12, so that the rotating rods 3 and the first plate body 12 are stably connected, a notch for the rotating rods 3 to pass through is formed in the first plate body 12, a bending structure is arranged at the position, corresponding to the notch, of each rotating rod 3, the middle part of each rod body of each rotating rod 3 can be attached to the top side of the first plate body 12 through the bending structure, and the rotating rods 3 can rotate to the accommodating positions; the bottom side of second backup pad 2 is sunken upwards, and consequently the bottom side of second backup pad 2 has accommodation space, and two second rotation seats 21 are fixed to the bottom side of second backup pad 2, and two second rotation seats 21 are located accommodation space, and when second backup pad 2 superposes on first backup pad 1, the mid portion of dwang 3 can be accomodate in accommodation space, and in order to make second backup pad 2 more firm, the fixed stiffener that sets up the T-shaped in bottom side of second backup pad 2.

The positioning structure 4 includes a third rotating seat 41 and a positioning rod 42, the third rotating seat 41 is fixedly assembled on the bottom side of the second supporting plate 2, one end of the positioning rod 42 is rotatably connected with the third rotating seat 41, one side of the rotating rod 3 is provided with a positioning hole 33, and the other end of the positioning rod 42 is matched with the positioning hole 33. In this embodiment, the positioning holes 33 are provided in the middle section of the rotating lever 3, the number of the positioning holes 33 is two, when the positioning rod 42 is inserted into the positioning hole 33 far away from the second support plate 2, the second support plate 2 is perpendicular to the middle section of the rotating lever 3, and when the positioning rod 42 is inserted into the positioning hole 33 near the second support plate 2, the free end of the second support plate 2 is tilted upward, so that the second support plate 2 has an inclination angle. In other embodiments, three, four, five, six, etc. positioning holes 33 may be provided on the rotating lever 3 so that the second support plate 2 can be positioned at different angles.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A chair, comprising: the supporting device comprises a first supporting plate (1), a second supporting plate (2), a rotating rod (3), a positioning structure (4), a first supporting rod (5) and a second supporting rod (6), wherein the periphery of the first supporting plate (1) is formed by enclosing a front side edge, a rear side edge and two side edges, the front side edge and the rear side edge are opposite to each other, and the two side edges are opposite to each other;

one end of the rotating rod (3) is rotatably connected to the position of one side edge, which is close to the front side edge, the other end of the rotating rod (3) is rotatably connected with the second supporting plate (2), the positioning structure (4) is assembled on the second support plate (2), the positioning structure (4) is used for fixing the second support plate (2) and the rotating rod (3) to ensure that a preset included angle is formed between the second support plate (2) and the rotating rod (3), the rotating rod (3) can rotate around the first supporting plate (1) between a storage position parallel to the supporting surface of the first supporting plate (1) and an opening position vertical to the supporting surface of the first supporting plate (1), when the rotating rod (3) is positioned at the accommodating position, the second support plate (2) is superposed on the supporting surface side of the first support plate (1);

two the middle part at side border rotates respectively to assemble one first bracing piece (5), two connect between the top of first bracing piece and lean against portion (7), two being close to at the side border back side border department rotates respectively to assemble one second bracing piece (6), works as when the chair is the chair attitude, the top of second bracing piece (6) is supported the top and is in the dorsal part of first bracing piece (5) pole body, works as when the chair is folding attitude, first bracing piece (5) second bracing piece (6) with the side border is parallel to each other, through rotating first bracing piece (5) with second bracing piece (6) enable the chair is in the chair attitude with switch between the folding attitude.

2. Chair according to claim 1, characterized in that the chair further comprises a hinge plate (8), the hinge plate (8) is fixed to the second support bar (6), the hinge plate (8) has an extension end, the extension end extends perpendicular to the second support bar (6) and towards the first support plate (1), and the extension end is rotatably connected with the first support plate (1).

3. The chair according to claim 2, further comprising a connecting member (9), wherein both ends of the connecting member (9) are rotatably connected to the upper portion of the first support bar (5) and the upper portion of the second support bar (6), respectively.

4. The chair according to claim 1, characterized in that the top end of the second support bar (6) is recessed to form an abutting groove, which is matched with the first support bar (5).

5. The chair according to claim 4, wherein the abutting part of the first support rod (5) and the second support rod (6) protrudes to form an abutting structure, and the abutting structure is used for preventing the top end of the second support rod (6) from sliding upwards relative to the first support rod (5).

6. A chair according to claim 1, wherein the angle between the second support bar (6) and the first support bar (5) is acute when the top end of the second support bar (6) abuts against the first support bar (5).

7. The chair according to claim 1, wherein the bottom ends of the two first support rods (5) are connected to form a first support portion (51), the bottom ends of the two second support rods (6) are connected to form a second support portion (61), and the bottom sides of the first support portion (51) and the second support portion (61) are provided with anti-slip sheets (10).

8. A chair according to any of claims 1 to 7, characterized in that the first support plate (1) comprises a frame (11) and a first plate (12), the first plate (12) being fixedly mounted on the frame (11), the first support bar (5) and the second support bar (6) being connected to the frame (11).

9. The chair according to claim 8, wherein the end of the rotating rod (3) connected with the first support plate (1) extends out of a first extending end (31) towards the inside of the first support plate (1), a first rotating seat (121) is fixedly arranged at the bottom side of the first plate body (12), and the first extending end (31) is rotatably connected with the first rotating seat (121);

the second support plate (2) is connected with the end of the rotating rod (3) and extends into the second support plate (2) to form a second extending end (32), the second rotating seat (21) is arranged at the bottom side of the second support plate (2), and the second extending end (32) is rotatably connected with the second rotating seat (21).

10. The chair according to claim 9, wherein the positioning structure (4) comprises a third rotating seat (41) and a positioning rod (42), the third rotating seat (41) is fixedly assembled at the bottom side of the second supporting plate (2), one end of the positioning rod (42) is rotatably connected with the third rotating seat (41), one side of the rotating rod (3) is provided with a positioning hole (33), and the other end of the positioning rod (42) is matched with the positioning hole (33).