CN212678732U - Seat convenient to adjust - Google Patents

Abstract

The utility model relates to a convenient seat of adjusting belongs to office furniture field, to the inconvenient problem of current seat lift, adopts technical scheme as follows: the utility model provides a convenient seat of adjusting, includes the base, the handrail that links to each other with the base, the back of the chair and stabilizer blade, the back of the chair through built-in angle modulation structure the regulator with the base links to each other, is equipped with the air pole of controlling through first control line between base and the stabilizer blade, angle modulation structure is controlled through the second control line, be equipped with first line control handle and second line control handle on the handrail, first line control handle is connected to first control line, and second line control handle is connected to the second control line, and when the first line control handle of pulling and/or second line control handle, the flexible base lift of driving of air pole and/or the swing of angle modulation structure drive the back of the chair and incline and pitch. Replace the control handle that the tradition is located the base below for setting up first line accuse handle and the second line accuse handle in handrail department, the user need not to bow just can adjust the seat, and it is very convenient to use.

Description

Seat convenient to adjust

Technical Field

The utility model belongs to office furniture field, in particular to seat of convenient regulation.

Background

The existing lifting office chair is usually positioned below a chair, when lifting is controlled, a user often bends down to press a control handle to unlock an adjuster and remove external force or apply external force to the chair to control the lifting or the lifting of the chair, and when the user is a child, the user is likely to slide down from the chair to be injured due to short stature; when the user is a pregnant woman, an old man or a patient in the recovery period who is not suitable for stooping, the seat can be adjusted only by the help of other people, and the operation is inconvenient. For this reason, there is a need for improvements in existing chairs that facilitate user controlled lifting or tilting of the chair.

SUMMERY OF THE UTILITY MODEL

To the inconvenient problem of current seat lift, the utility model provides a seat of convenient regulation, it is through setting up the control line in handrail department in order to make things convenient for the lift.

The utility model adopts the technical scheme as follows: the utility model provides a convenient seat of adjusting, includes the base, the handrail that links to each other with the base, the back of the chair and stabilizer blade, the back of the chair through built-in angle modulation structure the regulator with the base links to each other, be equipped with the gas pole of controlling through first control line between base and the stabilizer blade, angle modulation structure is controlled through the second control line, be equipped with first line control handle and second line control handle on the handrail, first line control handle is connected to first control line, and second line control handle is connected to the second control line, and when the first line control handle of pulling and/or second line control handle, the flexible base lift of driving of gas pole and/or the swing of angle modulation structure drive the back of the chair and incline and pitch.

Replace the control handle that the tradition is located the base below for setting up first line accuse handle and the second line accuse handle in handrail department, the user need not to bow just can adjust the seat, and it is very convenient to use.

Further, the bottom of the back of the chair is equipped with to the support trailing arm that the bottom of base extends, and the first end of supporting the trailing arm is fixed on the base, its second end and third end are connected the regulator, the second end sets up through the first connecting rod as the pivot on the regulator, the third end with angle modulation structure interlock, when pulling second wire control handle makes the swing of angle modulation structure, third end and first end rotate around first connecting rod, realize that the back of the chair inclines and faces upward and the base inclines and faces upward. Because the first end of supporting the trailing arm is fixed on the base, when third end interlock angle modulation structure removed, followed with the fixed first end of base and removed, can drive the back of the chair and remove when removing, made the angle of pitch change of base, the base can be more laminated with the human body, experiences more comfortablely.

Further, angle modulation structure is put including the cover sleeve on the first connecting rod and with the second connecting rod that supports the bracket third end and link to each other, take the spacing piece of a plurality of spacing breachs and the connecting piece that is used for spacing second control line tip all with sleeve integrated into one piece, be equipped with the breach of stepping down on the spacing piece for spacing second connecting rod, a setting is in separation blade in the regulator spacing in order to inject in the spacing breach the position of spacing piece, when second line control handle drives the second control line and removes, the connecting piece is rotated around first connecting rod by the second control line pulling, and spacing piece is followed the connecting piece swing for separation blade removes between spacing breach simultaneously in the swing of second connecting rod, and then realizes the back of the chair and inclines and face upward of base. The connecting piece is arranged, so that the force application operation is facilitated through the pulling of the second control line, the limiting piece and the connecting piece which are integrally formed with the sleeve can move synchronously, the pulling connecting piece can drive the limiting piece to move, and the operation is convenient.

Furthermore, the regulator is provided with a limit groove, and the end part of the second connecting rod is arranged in the limit groove and can move along the limit groove. The second connecting rod is of a movable structure, provides a moving space for adjusting the chair back and avoids rigid breaking.

Furthermore, the regulator is further provided with a third connecting rod penetrating through the limiting sheet, and two ends of the third connecting rod are arranged in the limiting groove. One end of the limiting piece is limited by the first connecting rod, the other end of the limiting piece is in a free state and is not stable during movement, and the third connecting rod is arranged to enable the limiting piece to stably move.

Furthermore, the handrail comprises a first handrail and a second handrail, the first linear control handle is arranged on the first handrail, the second linear control handle is arranged on the second handrail, the first handrail and the second handrail are respectively provided with a handle base, the first linear control handle and the second linear control handle are respectively pivoted on the handle base, and the first linear control handle and the second linear control handle are respectively provided with a limiting end connected with the first control line and the second control line. The handle base is an independent component, and the forming difficulty of the handrail is reduced.

Further, the first handrail and the second handrail are respectively provided with a first handrail shell and a second handrail shell, the base comprises a base shell, the bottoms of the first handrail shell and the second handrail shell are smoothly connected with the base shell, a bent seat bending plate surrounds the first handrail shell, the second handrail shell and the base shell to form a containing space, and the first control line and the second control line are arranged in the containing space so as to prevent the first control line and the second control line from being exposed to cause damage.

Furthermore, a soft layer is arranged on the seat bending plate, so that the comfort is improved.

Further, the back of the chair includes the carriage and connects the back bent plate on the carriage, the carriage is equipped with the connecting plate with the junction that supports the trailing arm, the connecting plate is the metalwork, be equipped with the soft layer on the back bent plate to increase the comfort. The connecting plate of metal material can increase joint strength and elasticity between carriage and the support trailing arm, effectively prevents its rigid rupture.

Furthermore, the upper portion of the supporting frame is bent forwards and downwards to form a headrest, a headrest curved plate is arranged on the headrest, a soft layer is arranged on the headrest curved plate, and a limiting block and a transverse groove are arranged on the headrest curved plate so as to facilitate installation of the soft layer. In this arrangement, the headrest structure is a hollow structure, which can reduce the weight and the thickness of the seat. The stopper can also play the effect that increases headrest bent plate intensity, prevents that the headrest bent plate from excessively warping.

The utility model discloses beneficial effect who has: replace the control handle that the tradition is located the base below for setting up first line accuse handle and the second line accuse handle in handrail department, the user need not to bow just can adjust the seat, and it is very convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a schematic view of the assembled structure (with the adjuster and the foot omitted);

FIG. 3 is a schematic view of an assembled structure of the base;

FIG. 4 is a schematic structural view of a connecting plate;

FIG. 5 is a schematic view of the interior of the regulator;

FIG. 6 is a schematic view of the regulator

In the figure: 1-a base; 11-a base housing; 12-a seat curved plate; 2-a first handrail; 21-a first wire control handle; 22-a first armrest housing; 3-chair back; 31-a support frame; 32-a back curve plate; 33-a connecting plate; 34-a headrest; 341-headrest curved plate; 342-a limiting block; 343-transverse grooves; 4-a leg; 5-a regulator; 51-a second control line; 52-a first link; 53-a sleeve; 54-a second link; 55-a limiting sheet; 56-a connector; 57-baffle plate; 58-limiting groove; 59-a third link; 6-air rod; 61-a first control line; 7-supporting the bracket arm; 71-a first end; 72-a second end; 73-a third end; 8-a second handrail; 81-a second wire control handle; 82-a second armrest housing; 9-a handle base; a-the softer layer.

Detailed Description

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

The convenient seat of adjusting of this embodiment, as shown in fig. 1 to 6, including base 1, the handrail that links to each other with base 1, the back of the chair 3 and stabilizer blade 4, back of the chair 3 through built-in angle modulation structure's regulator 5 with base 1 links to each other, be equipped with the air stem 6 of controlling through first control line 61 between base 1 and the stabilizer blade 4, angle modulation structure controls through second control line 51, be equipped with first line control handle 21 and second line control handle 81 on the handrail, first line control handle 21 is connected to first control line 61, and second line control handle 81 is connected to second control line 51, and when pulling first line control handle 21 and/or second line control handle 81, air stem 6 is flexible to drive base 1 goes up and down and/or angle modulation structure swing drives back of the chair 3 and base 1 and tilt up and down.

Replace the control handle that the tradition is located the base 1 below for setting up the first wire-controlled handle 21 and the second wire-controlled handle 81 of handrail department, the user need not to bow just can adjust the seat, and it is very convenient to use.

The bottom of back of the chair 3 is equipped with to the support trailing arm 7 that the bottom of base 1 extends, and the first end 71 of support trailing arm 7 is fixed on the base 1, and its second end 72 and third end 73 are connected regulator 5, second end 72 is through setting up as the first connecting rod 52 of pivot on the regulator 5, third end 73 with the angle modulation structure interlock, when pulling second wire control handle 81 makes the swing of angle modulation structure, third end 73 and first end 71 rotate around first connecting rod 52, and the back of the chair 3 that links to each other with third end 73 swings along with third end 73, and base 1 that links to each other with first end 71 swings along with first end 71, realizes that back of the chair 3 inclines and leans on and base 1's the face of inclining. Because the first end 71 of supporting bracket 7 is fixed on base 1, when third end 73 interlock angle modulation structure removed, followed the removal with the fixed first end 71 of base 1, drive base 1 and remove when can driving back of the chair 3 and remove, made base 1's angle of pitch change, base 1 can be more laminated with the human body, experiences more comfortablely.

The angle adjusting structure includes that the cover is put sleeve 53 on first connecting rod 52 and with support the second connecting rod 54 that trailing arm 7 third end 73 links to each other, take the spacing piece 55 of a plurality of spacing breach and be used for the connecting piece 56 of spacing second control line 51 tip all with sleeve 53 integrated into one piece, be equipped with the breach of stepping down on the spacing piece 55 for spacing second connecting rod 54, one sets up separation blade 57 in regulator 5 is spacing in order to inject in the spacing breach spacing piece 55's position, when second line accuse handle 81 drives second control line 51 and removes, connecting piece 56 is rotated around first connecting rod 52 by the pulling of second control line 51, and spacing piece 55 follows the swing of connecting piece 56 for separation blade 57 removes between spacing breach simultaneously in the swing of second connecting rod 54, and then realizes the back of the chair 3 and the base 1 incline and face up. The connecting piece 56 is arranged, so that the force application operation is facilitated by pulling the second control wire 51, the limiting piece 55 and the connecting piece 56 which are integrally formed with the sleeve 53 can move synchronously, the limiting piece 55 can be driven to move by pulling the connecting piece 56, and the operation is convenient.

The adjuster 5 is provided with a limiting groove 58, and the end of the second connecting rod 54 is arranged in the limiting groove 58 and can move along the limiting groove 58. The second link 54 is a movable structure, providing a moving space for adjusting the backrest 3, and avoiding hard breaking.

The regulator 5 is further provided with a third connecting rod 59 penetrating through the limiting sheet 55, and two ends of the third connecting rod 59 are arranged in the limiting groove 58. One end of the limiting sheet 55 is limited by the first connecting rod 52, the other end is in a free state and is not stable when moving, and the third connecting rod 59 is arranged to enable the limiting sheet 55 to move stably.

The handrail includes first handrail 2 and second handrail 8, first wire control handle 21 sets up on first handrail 2, second wire control handle 81 sets up on second handrail 8, be equipped with a handle base 9 on first handrail 2 and the second handrail 8 respectively, first wire control handle 21 and second wire control handle 81 pin joint are on handle base 9 respectively, be equipped with the spacing end of connecting first control line 61 and second control line 51 on first wire control handle 21 and the second wire control handle 81 respectively. The handle base 9 is a separate component, reducing the difficulty of forming the armrest.

The first armrest 2 and the second armrest 8 are respectively provided with a first armrest housing 22 and a second armrest housing 82, the base 1 comprises a base housing 11, the bottom of the first armrest housing 22 and the bottom of the second armrest housing 82 are smoothly connected with the base housing 11, a bent seat plate 12 encloses the first armrest housing 22, the second armrest housing 82 and the base housing 11 to form a containing space, and the first control wire 61 and the second control wire 51 are arranged in the containing space to prevent the first control wire 61 and the second control wire 51 from being exposed to the outside and causing damage.

The seat bent plate 12 is provided with a soft layer A, so that the comfort is improved.

Back of the chair 3 includes carriage 31 and the back bent plate 32 of connection on carriage 31, carriage 31 is equipped with connecting plate 33 with the junction that supports trailing arm 7, connecting plate 33 is the metalwork, be equipped with soft layer A on the back bent plate 32. The connecting plate 33 made of metal can increase the connection strength and elasticity between the supporting frame 31 and the supporting bracket 7, and effectively prevent the rigid fracture.

The upper portion of the support frame 31 is bent forwards and downwards to form a headrest 34, a headrest curved plate 341 is arranged on the headrest 34, a soft layer A is arranged on the headrest curved plate 341, and a limit block 342 and a transverse groove 343 are arranged on the headrest curved plate 341 to facilitate installation of the soft layer A. In this arrangement, the headrest 34 is a hollow structure, which reduces the weight and thickness of the seat. The stopper 342 also functions to increase the strength of the headrest curved plate 341, preventing the headrest curved plate 341 from excessively deforming.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. A chair convenient to adjust is characterized by comprising a base (1), armrests connected with the base (1), a chair back (3) and support legs (4), the chair back (3) is connected with the base (1) through an adjuster (5) with a built-in angle adjusting structure, an air rod (6) controlled by a first control line (61) is arranged between the base (1) and the support leg (4), the angle adjusting structure is controlled through a second control wire (51), the handrail is provided with a first linear control handle (21) and a second linear control handle (81), the first control wire (61) is connected with the first linear control handle (21), the second control wire (51) is connected with the second linear control handle (81), when the first wire control handle (21) and/or the second wire control handle (81) is pulled, the air rod (6) stretches and retracts to drive the base (1) to lift and/or the angle adjusting structure swings to drive the chair back (3) to tilt.

2. The conveniently adjusted seat according to claim 1, wherein a supporting bracket arm (7) extending towards the bottom of the base (1) is arranged at the bottom of the seat back (3), a first end (71) of the supporting bracket arm (7) is fixed on the base (1), a second end (72) and a third end (73) of the supporting bracket arm are connected with the adjuster (5), the second end (72) is arranged on the adjuster (5) through a first connecting rod (52) serving as a rotating shaft, the third end (73) is linked with the angle adjusting structure, and when the angle adjusting structure is swung by pulling a second linear control handle (81), the third end (73) and the first end (71) rotate around the first connecting rod (52), so that the seat back (3) tilts and the base (1) tilts.

3. The seat convenient for adjustment according to claim 2, wherein the angle adjustment structure comprises a sleeve (53) sleeved on the first link (52) and a second link (54) connected with the third end (73) of the support bracket (7), a limiting sheet (55) with a plurality of limiting notches and a connecting piece (56) used for limiting the end of the second control wire (51) are integrally formed with the sleeve (53), the limiting sheet (55) is provided with a relief notch used for limiting the second link (54), a blocking sheet (57) arranged in the adjuster (5) is limited in the limiting notch to limit the position of the limiting sheet (55), when the second control handle (81) drives the second control wire (51) to move, the connecting piece (56) is pulled by the second control wire (51) to rotate around the first link (52), the limiting piece (55) swings along with the connecting piece (56), so that the second connecting rod (54) swings and the blocking piece (57) moves between the limiting notches, and the chair back (3) tilts up and the base (1) tilts up.

4. The conveniently adjustable seat according to claim 3, characterized in that the adjuster (5) is provided with a limiting groove (58), and the end of the second link (54) is disposed in the limiting groove (58) and can move along the limiting groove (58).

5. The seat convenient to adjust according to claim 4, wherein the adjuster (5) is further provided with a third connecting rod (59) penetrating through the limiting sheet (55), and two ends of the third connecting rod (59) are arranged in the limiting groove (58).

6. The conveniently adjustable seat of claim 1, wherein the armrests comprise a first armrest (2) and a second armrest (8), the first wire-controlled handle (21) is disposed on the first armrest (2), the second wire-controlled handle (81) is disposed on the second armrest (8), the first armrest (2) and the second armrest (8) are respectively provided with a handle base (9), the first wire-controlled handle (21) and the second wire-controlled handle (81) are respectively pivoted on the handle bases (9), and the first wire-controlled handle (21) and the second wire-controlled handle (81) are respectively provided with a limiting end for connecting the first control wire (61) and the second control wire (51).

7. The conveniently adjustable seat of claim 6, wherein the first armrest (2) and the second armrest (8) have a first armrest housing (22) and a second armrest housing (82), respectively, the base (1) comprises a base housing (11), the bottom of the first armrest housing (22) and the bottom of the second armrest housing (82) are smoothly connected with the base housing (11), a bent seat curved plate (12) encloses the first armrest housing (22), the second armrest housing (82) and the base housing (11) to form a containing space, and the first control line (61) and the second control line (51) are disposed in the containing space.

8. The adjustable seat of claim 7, wherein the seat flexure plate (12) is provided with a soft layer.

9. The conveniently-adjusted seat according to claim 1, wherein the seat back (3) comprises a supporting frame (31) and a back bending plate (32) connected to the supporting frame (31), a connecting plate (33) is arranged at the joint of the supporting frame (31) and the supporting bracket (7), the connecting plate (33) is a metal piece, and a soft layer is arranged on the back bending plate (32).

10. The seat convenient for adjustment of claim 9, wherein the upper portion of the supporting frame (31) is bent forwards and downwards to form a headrest (34), a headrest curved plate (341) is arranged on the headrest (34), a soft layer is arranged on the headrest curved plate (341), and a stop block (342) and a transverse groove (343) are arranged on the headrest curved plate (341) to facilitate installation of the soft layer.

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