CN111700420A

CN111700420A - Adjustable office chair

Info

Publication number: CN111700420A
Application number: CN202010587947.2A
Authority: CN
Inventors: 曾海龙
Original assignee: Individual
Current assignee: Zhejiang Mingjiangnan Furture Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-09-25
Anticipated expiration: 2040-06-24
Also published as: CN111700420B

Abstract

The invention belongs to the technical field of office appliances, and particularly relates to an adjustable office chair. The invention provides an adjustable office chair convenient for rest. An adjustable office chair comprises a box body, a sliding frame, a seat, a first mounting seat, a rotating shaft, a chair, a connecting rod, a round sleeve, a handrail, a clamping rod, a fixed clamping shaft, a sliding plate, a mounting block and the like; the box bottom is provided with the carriage, and the box top is provided with the seat, and the box top is provided with first mount pad, is provided with the pivot on the first mount pad, and the arm-chair bottom symmetry is provided with the connecting rod, and the connecting rod other end is connected with the circle cover, and the arm-chair passes through the circle cover to be installed in the pivot. The invention achieves the effects of convenient rest and simple operation.

Description

Adjustable office chair

Technical Field

The invention belongs to the technical field of office appliances, and particularly relates to an adjustable office chair.

Background

The office chair is a single seat for indoor use, the swivel chair is an office chair with a seat surface capable of rotating in the horizontal direction, and the swivel chair is divided into two categories according to the adjustment mode of the office chair, wherein one category is the office chair with the adjustable seat and the adjustable back, but only the office chair with the adjustable back angle, and the other category is the office chair with the non-adjustable seat, the non-adjustable back, the seat surface, the relative position of the armrest and the non-adjustable angle.

At present, workers are generally in offices in noon break, the workers lean against a desk to sleep uncomfortable, a general lounge chair occupies a large area, and a common working chair does not have a lying function, so that an adjustable office chair convenient for rest needs to be designed.

Disclosure of Invention

In order to overcome the defects that the prior staff are generally in offices in noon break and lean against a desk to sleep uncomfortable, and a general lounge chair occupies a large area, the technical problems to be solved are as follows: provides an adjustable office chair which is convenient for rest.

The technical scheme is as follows: an adjustable office chair comprises a box body, a sliding frame, a seat, a first mounting seat, a rotating shaft, an arm-chair, a connecting rod, a round sleeve, a handrail, a clamping rod, a fixed clamping shaft, a sliding plate, a mounting block, an adjusting device, a supporting device, an inserting rod and a belt conveying mechanism, wherein the sliding frame is arranged at the bottom of the box body, the seat is arranged at the top of the box body, the first mounting seat is arranged at the top of the box body, the rotating shaft is arranged on the first mounting seat, the connecting rod is symmetrically arranged at the bottom of the arm-chair, the round sleeve is connected with the other end of the connecting rod, the arm-chair is mounted on the rotating shaft through the round sleeve, the handrails are symmetrically arranged at two sides of the seat, the clamping rod is rotatably arranged on the handrail, the fixed clamping shaft is arranged on the connecting rod, the clamping rod is matched with the fixed clamping shaft, the sliding plate, the installation block is provided with a supporting device for supporting the armchair, the armchair is rotatably provided with an inserted bar matched with the supporting device, and the adjusting device is connected with the rotating shaft through a belt conveying mechanism.

As a preferred technical scheme of the invention, the adjusting device comprises a rotating rod, a cylindrical barrel, mounting rods, special-shaped rods, cylindrical sleeves, a rotating disc and a swinging rod, wherein the cylindrical sleeves are arranged on the side wall of the box body, the rotating rod is rotatably arranged on the box body, one end of the rotating rod penetrates through the cylindrical sleeves, the rotating disc is arranged on the rotating rod in each cylindrical sleeve, a straight groove is formed in the upper part of each cylindrical sleeve, the swinging rod penetrates through the straight groove and is connected with the upper rotating disc, the cylindrical barrel is arranged on the rotating rod, the mounting rods are arranged at the eccentric positions on the two sides of the cylindrical barrel, the special-shaped rods are rotatably arranged on the two mounting rods, the other ends of the two special-shaped rods are rotatably arranged on the two.

As a preferred technical scheme of the invention, the supporting device comprises a sleeve, a sliding clamping column, a straight clamping plate, an elastic part and an inserting sleeve, wherein a square hole is formed in the top of the mounting block, a through hole is formed in the side wall of the mounting block and is communicated with the square hole, a cross clamping hole is formed in the coaxial line position of the side wall of the mounting block and the through hole, the sleeve is rotatably arranged in the through hole, the inserting sleeve is arranged on the sleeve and is matched with the inserting rod, the inserting sleeve is positioned in the square hole, the sliding clamping column is arranged in the sleeve in a sliding mode, the straight clamping plate is arranged at the other end of the sliding clamping column and is matched with the cross clamping hole, and the elastic part is arranged between the straight clamping.

As a preferred technical scheme, the wheelchair comprises a U-shaped frame, a large gear, a second mounting seat, a rotating shaft, pinions and racks, wherein guide holes are symmetrically formed in the side wall of a box body on one side, away from the armchair, of the box body, the U-shaped frame penetrates through the two guide holes and is slidably arranged at the top in the box body, the racks are symmetrically arranged at the bottom of the U-shaped frame, the second mounting seat is arranged in the box body, the rotating shaft is rotatably arranged on the second mounting seat, the pinions are symmetrically arranged on the rotating shaft and are respectively positioned at the lower sides of the racks, the two pinions are respectively meshed with the racks at the lower sides of the U-shaped frame, the large gear is arranged on the rotating shaft, the pinions are arranged on the rotating shaft on the same.

As a preferred technical scheme of the invention, the belt conveyor further comprises a protective shell, the protective shell is arranged on the cylindrical sleeve, and the belt conveyor mechanism is positioned in the protective shell.

The invention has the following advantages: the invention achieves convenient rest. The effect of easy operation, staff can realize the slope of arm-chair and the removal of installation piece through rotating the swinging arms, through the strutting arrangement of installation piece and the cooperation of inserted bar, has played the effect of support, rotates shifting out that the swinging arms can realize the U-shaped frame simultaneously, makes things convenient for placing of staff's shank, and this device simple structure is convenient for operate, can save space.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective rear view structure of the present invention.

Fig. 3 is a schematic structural diagram of the three-dimensional working state of the present invention.

FIG. 4 is a schematic view of a first partial body structure according to the present invention.

FIG. 5 is a schematic view of a second partial body structure according to the present invention.

Fig. 6 is a schematic perspective view of the supporting device of the present invention.

Wherein: 1 … box, 2 … sliding rack, 3 … seat, 4 … first mounting seat, 5 … rotating shaft, 6 … armchair, 7 … connecting rod, 8 … round sleeve, 9 … armrest, 10 … clamping rod, 11 … fixed clamping shaft, 12 … sliding plate, 13 … mounting block, 14 … square groove, 15 … adjusting device, 151 … rotating rod, 152 … cylindrical barrel, 153 … mounting rod, 154 … profiled rod, 155 … cylindrical sleeve, 156 … rotating disk, 157 … swinging rod, 16 … supporting device, 161 … square hole, 162 … through hole, 163 … cross clamping hole, 164 … sleeve, 165 … sliding clamping column, 166 … first clamping plate, 167 … elastic piece, 168 … inserting sleeve, 17 … inserting rod, 18 … belt transmission mechanism, 19 … guide hole, 20 … U-shaped rack, 21 …, 3622 bull gear, … mounting protective housing …, … rack, …, 3625 pinion mounting seat, … rack mounting device, ….

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

Example 1

As shown in fig. 1-6, an adjustable office chair comprises a box body 1, a sliding frame 2, a seat 3, a first installation seat 4, a rotating shaft 5, a chair 6, a connecting rod 7, a round sleeve 8, a handrail 9, a clamping rod 10, a fixed clamping shaft 11, a sliding plate 12, an installation block 13, an adjusting device 15, a supporting device 16, an insertion rod 17 and a belt transmission mechanism 18, wherein the sliding frame 2 is arranged at the bottom of the box body 1, the seat 3 is arranged at the top of the box body 1, the first installation seat 4 is arranged at the top of the box body 1, the rotating shaft 5 is arranged on the first installation seat 4, the connecting rod 7 is symmetrically arranged at the bottom of the chair 6, the round sleeve 8 is connected with the other end of the connecting rod 7, the chair 6 is installed at the rotating shaft 5 through the round sleeve 8, the handrails 9 are symmetrically arranged at two sides of the seat 3, the clamping rod 10 is rotatably arranged on the, the bottom of the box body 1 is provided with a sliding plate 12, the sliding plate 12 is provided with a mounting block 13 in a sliding manner, the side wall of the box body 1, which is at the same side with the arm-chair 6, is provided with a square groove 14, the box body 1 is provided with an adjusting device 15 for adjusting the movement of the mounting block 13, the mounting block 13 is provided with a supporting device 16 for supporting the arm-chair 6, the arm-chair 6 is provided with an inserting rod 17 matched with the supporting device 16 in a rotating manner, and the adjusting device 15 is connected with the rotating shaft 5 through a belt transmission mechanism 18.

Adjusting device 15 is including dwang 151, a cylindricality section of thick bamboo 152, installation pole 153, dysmorphism pole 154, cylinder cover 155, rolling disc 156 and swinging arms 157, be provided with cylinder cover 155 on the box 1 lateral wall, the rotation type is provided with dwang 151 on the box 1, cylinder cover 155 is passed to the one end of dwang 151, be provided with rolling disc 156 on the dwang 151 in the cylinder cover 155, cylinder cover 155 upper portion is opened there is a word groove, swinging arms 157 passes a word groove and connects at last revolving disc 156, be provided with a cylindricality section of thick bamboo 152 on the dwang 151, cylindricality section of thick bamboo 152 both sides eccentric position is provided with installation pole 153, equal rotary type is provided with dysmorphism pole 154 on two installation poles 153, the rotary type of two dysmorphism pole 154 other ends rotary type sets up on installation piece 13 both sides wall.

The supporting device 16 comprises a sleeve 164, a sliding clamping column 165, a linear clamping plate 166, an elastic part 167 and an inserting sleeve 168, the top of the mounting block 13 is provided with a square hole 161, the side wall of the mounting block 13 is provided with a through hole 162, the through hole 162 is communicated with the square hole 161, the side wall of the mounting block 13 is provided with a cross clamping hole 163 at the coaxial line position with the through hole 162, the through hole 162 is internally and rotatably provided with the sleeve 164, the sleeve 164 is provided with the inserting sleeve 168, the inserting sleeve 168 is matched with the inserting rod 17, the inserting sleeve 168 is positioned in the square hole 161, the sliding clamping column 165 is internally and slidably arranged in the sleeve 164, the linear clamping plate 166 is arranged at the other end of the sliding clamping column 165, the linear clamping plate 166 is matched with the cross clamping hole 163, the elastic part 167 is arranged between the.

When the staff needs to lie for rest, the clamping rod 10 is rotated, and the clamping rod 10 is separated from the fixed clamping shaft 11. At this time, the worker rotates the swing lever 157 clockwise, the swing lever 157 drives the rotating lever 151 to rotate clockwise through the rotating disc 156, then the cylindrical barrel 152 rotates clockwise to push the mounting block 13 to move towards the square groove 14 through the special-shaped rod 154, when the square hole 161 is located outside the box body 1, the worker pulls out the first-character clamping plate 166, the sliding clamping column 165 moves in the sleeve 164, the elastic member 167 is stretched, then the first-character clamping plate 166 rotates ninety degrees clockwise, the first-character clamping plate 166 drives the sliding clamping column 165 and the sleeve 164 to rotate ninety degrees, at this time, the plug bush 168 is in a vertical state, the first-character clamping plate 166 is released, the elastic member 167 drives the sliding clamping column 165 and the first-character clamping plate 166 to reset, the first-character clamping plate 166 is clamped in the cross-shaped clamping hole 163 to be fixed, at this time, the swing lever 157 continues to rotate, the arm-chair 6 drives the plug-in bush 168, is convenient to operate and does not occupy too much space when not used.

Example 2

As shown in fig. 1, 2, 3 and 5, on the basis of embodiment 1, the wheelchair further comprises a U-shaped frame 20, a large gear 21, a second mounting seat 22, a rotating shaft 23, a small gear 24 and a rack 25, wherein two guide holes 19 are symmetrically formed in the side wall of the box body 1 far away from one side of the armchair 6, the U-shaped frame 20 passes through the two guide holes 19 and is slidably arranged at the top of the box body 1 through a sliding rail slider, the rack 25 is symmetrically arranged at the bottom of the U-shaped frame 20, the second mounting seat 22 is arranged in the box body 1, the rotating shaft 23 is rotatably arranged on the second mounting seat 22, the small gears 24 are symmetrically arranged on the rotating shaft 23, the two small gears 24 are respectively positioned at the lower sides of the racks 25, the two small gears 24 are respectively engaged with the racks 25, a pinion 24 is provided on the rotating shaft 23 on the same vertical plane as the large gear 21, and the pinion 24 on the same vertical plane is engaged with the large gear 21. When needing to lie down and having a rest, staff clockwise rotation swinging arms 157, swinging arms 157 passes through rolling disc 156 and drives dwang 151 clockwise rotation, dwang 151 drives the pinion 24 anticlockwise rotation of same vertical face through gear wheel 21, two other pinion 24 on the axis of rotation 23 drive rack 25 to keeping away from square groove 14 one side motion, and then U-shaped frame 20 stretches out the box 1 outside, place the foot in the upside when making things convenient for staff to have a rest, it is more comfortable to sleep, this device simple structure, the operation of being convenient for.

The belt conveyor further comprises a protective shell 26, the protective shell 26 is arranged on the cylindrical sleeve 155 in a bolt connection mode, and the belt conveyor 18 is located in the protective shell 26. The protective casing 26 can protect the belt conveyor 18 from damage during normal operation.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an office chair with adjustable, including box (1), carriage (2), seat (3), first mount pad (4), pivot (5), arm-chair (6), connecting rod (7), round cover (8) and handrail (9), box (1) bottom is provided with carriage (2), box (1) top is provided with seat (3), box (1) top is provided with first mount pad (4), be provided with pivot (5) on first mount pad (4), arm-chair (6) bottom symmetry is provided with connecting rod (7), the connecting rod (7) other end is connected with round cover (8), arm-chair (6) are installed in pivot (5) through round cover (8), seat (3) bilateral symmetry is provided with handrail (9), a serial communication port, still including kelly (10), fixed calorie axle (11), sliding plate (12), installation piece (13), An adjusting device (15), a supporting device (16), an inserting rod (17) and a belt conveying mechanism (18), a clamping rod (10) is rotatably arranged on the handrail (9), a fixed clamping shaft (11) is arranged on the connecting rod (7), the clamping rod (10) is matched with the fixed clamping shaft (11), a sliding plate (12) is arranged at the bottom of the box body (1), a mounting block (13) is slidably arranged on the sliding plate (12), a square groove (14) is formed in the side wall of the box body (1) on the same side as the arm-chair (6), an adjusting device (15) for adjusting the movement of the mounting block (13) is arranged on the box body (1), a supporting device (16) for supporting the arm-chair (6) is arranged on the mounting block (13), an inserting rod (17) matched with the supporting device (16) is rotatably arranged on the arm-chair (6), and the adjusting device (15) is connected with the rotating shaft (5) through a belt conveying mechanism (18).

2. The adjustable office chair according to claim 1, wherein the adjusting device (15) comprises a rotating rod (151), a cylindrical barrel (152), a mounting rod (153), a special-shaped rod (154), a cylindrical sleeve (155), a rotating disc (156) and a swing rod (157), the cylindrical sleeve (155) is arranged on the side wall of the box body (1), the rotating rod (151) is rotatably arranged on the box body (1), one end of the rotating rod (151) passes through the cylindrical sleeve (155), the rotating disc (156) is arranged on the rotating rod (151) in the cylindrical sleeve (155), a straight groove is formed in the upper part of the cylindrical sleeve (155), the swing rod (157) passes through the straight groove and is connected to the upper rotating disc (156), the cylindrical barrel (152) is arranged on the rotating rod (151), the mounting rods (153) are arranged at eccentric positions at two sides of the cylindrical barrel (152), the special-shaped rods (154) are rotatably arranged on the two mounting rods (153), the other ends of the two special-shaped rods (154) are rotatably arranged on two side walls of the mounting block (13), and the belt transmission mechanism (18) is arranged between the rotating rod (151) and the rotating shaft (5).

3. The adjustable office chair as claimed in claim 2, wherein the supporting device (16) comprises a sleeve (164), a sliding clamping column (165), a straight clamping plate (166), an elastic member (167) and an inserting sleeve (168), the top of the mounting block (13) is provided with a square hole (161), the side wall of the mounting block (13) is provided with a through hole (162), the through hole (162) is communicated with the square hole (161), the side wall of the mounting block (13) is provided with a cross clamping hole (163) coaxially with the through hole (162), the through hole (162) is rotatably provided with the sleeve (164), the sleeve (164) is provided with the inserting sleeve (168), the inserting sleeve (168) is matched with the inserting rod (17), the inserting sleeve (168) is positioned in the square hole (161), the sliding clamping column (165) is slidably arranged in the sleeve (164), the straight clamping plate (166) is arranged at the other end of the sliding clamping column (165), and the straight clamping plate (166) is matched with the cross clamping hole (163), an elastic piece (167) is arranged between the straight clamping plate (166) and the sleeve (164).

4. The adjustable office chair according to claim 3, further comprising a U-shaped frame (20), a large gear (21), a second mounting seat (22), a rotating shaft (23), a small gear (24) and a rack (25), wherein guide holes (19) are symmetrically formed in the side wall of the box body (1) on the side far away from the armchair (6), the U-shaped frame (20) is slidably arranged at the inner top of the box body (1) through the two guide holes (19), the rack (25) is symmetrically arranged at the bottom of the U-shaped frame (20), the second mounting seat (22) is arranged in the box body (1), the rotating shaft (23) is rotatably arranged on the second mounting seat (22), the small gears (24) are symmetrically arranged on the rotating shaft (23), the two small gears (24) are respectively arranged at the lower sides of the racks (25), the two small gears (24) are respectively engaged with the racks (25) at the lower sides of the U-shaped frame (20, the rotating rod (151) is provided with a large gear (21), the rotating shaft (23) which is positioned on the same vertical surface with the large gear (21) is provided with a small gear (24), and the small gear (24) on the same vertical surface is meshed with the large gear (21).

5. The adjustable office chair according to claim 4, further comprising a protective shell (26), wherein the protective shell (26) is disposed on the cylindrical sleeve (155), and the belt transmission mechanism (18) is disposed in the protective shell (26).