CN210540100U - Office chair - Google Patents
Office chair Download PDFInfo
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- CN210540100U CN210540100U CN201921610131.6U CN201921610131U CN210540100U CN 210540100 U CN210540100 U CN 210540100U CN 201921610131 U CN201921610131 U CN 201921610131U CN 210540100 U CN210540100 U CN 210540100U
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- office chair
- handrail
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Abstract
The utility model relates to a seat field especially relates to an office chair, including office chair, adjusting device and handrail, bilateral symmetry is provided with adjusting device around on the office chair seat support face, adjusting device's up end is connected with the handrail, and adjusting device is including installing the containing box on the office chair seat support, the symmetry is equipped with the fixed slot on the inside wall about the containing box, be connected with the regulation pole through sliding fit's mode in the containing box, it is provided with stop gear to adjust pole lower extreme lateral wall bilateral symmetry, the up end of adjusting the pole is rotated and is connected with the handrail. The utility model provides an office chair, it can be according to the use needs of reality adjust the handrail height in a flexible way, and step simple when adjusting, and it is nimble convenient to adjust, simultaneously, can also adjust the inclination of handrail according to the use needs.
Description
Technical Field
The utility model relates to a seat field, in particular to office chair.
Background
Office chair can be calculated as the indispensable office supplies in an office, can bring very big convenience for people when handling official business, and current office chair is all comparatively conventional, is furnished with simple back and handrail on the seat, but, it has a lot of problems when using:
firstly, most of the armrests of the existing office chair are fixed, different people have different heights, the requirements for the height of the armrests are different, meanwhile, armrests with different heights can be required in different working states, and the fixed height of the armrests can not meet the working requirements; secondly, a few of seats capable of adjusting the height of the armrests are complicated in steps during adjustment, inconvenient to adjust and only capable of adjusting the height of the armrests.
Based on the reasons, the office chair is further explored and practiced, and the office chair can be made to solve the requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that an office chair is provided to overcome the above-mentioned problem that current office chair exists, in order to reach office chair handrail height-adjustable just to adjust convenient purpose.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides an office chair, includes office chair, adjusting device and handrail, bilateral symmetry is provided with adjusting device around on the office chair seat face, adjusting device's up end is connected with the handrail.
Adjusting device is including installing the containing box on the office chair seat support, the symmetry is equipped with the fixed slot on the inside wall about the containing box, be connected with the regulation pole through sliding fit's mode in the containing box, it is provided with stop gear to adjust pole lower extreme lateral wall bilateral symmetry, the up end of adjusting the pole rotates and is connected with the handrail, it is provided with adjustment mechanism to adjust bilateral symmetry between pole upper end lateral wall and the handrail.
Stop gear is including installing the spacing telescopic cylinder on adjusting pole lower extreme lateral wall, install spacing spring in the spacing telescopic cylinder, the internally mounted of adjusting the pole has the auxiliary rod, the lower extreme lateral wall of auxiliary rod is equipped with the steering ring, and the top internally mounted of the spacing telescopic cylinder of downside has the stay cord, the stay cord is walked around pass the top inner wall of the spacing telescopic cylinder of upside behind the steering ring to get into through the wire casing in the auxiliary rod with regulation rope lower extreme in the auxiliary rod is connected.
The adjusting mechanism comprises an adjusting cylinder which is rotatably connected with the side wall of the adjusting rod and the lower end face of the handrail through a rotating ball, the middle of the adjusting cylinder is rotatably connected with an adjusting disc through a bearing, and the middle of the adjusting disc is in threaded connection with the outer side wall of the upper side cylinder of the adjusting cylinder.
Preferably, the upper end of the adjusting rope penetrates through the upper end face of the adjusting rod to be connected with the lower end face of a pull ring clamped in the middle of the handrail, and an arc-shaped groove matched with the moving track of the adjusting rope is formed in the middle of the handrail.
Preferably, the fixing groove is of a T-shaped structure, and the fixing groove is uniformly arranged on the inner side wall of the storage box.
Preferably, the top end of the limiting telescopic cylinder is of a T-shaped structure matched with the fixing groove.
Compared with the prior art, the technical scheme of the utility model have following advantage:
1. an office chair, it can be according to the use needs of reality adjust the handrail height in a flexible way, and step simple when adjusting, it is nimble convenient to adjust, simultaneously, can also adjust the inclination of handrail as required.
2. The utility model relates to an office chair, wherein the limiting mechanism can flexibly control the adjusting rod and the containing box to be in a clamping state or a separating state through the adjusting rope and the stay cord, thereby simplifying the step of lifting the height of the armrest, and having simple and convenient operation;
3. an office chair, adjustment mechanism wherein can adjust the inclination of handrail as required according to the use, satisfy user to handrail inclination's use needs.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the adjusting device and the armrest of the present invention;
fig. 3 is an enlarged partial view of fig. 2 according to the present invention.
Wherein: 1 office chair, 2 adjusting device, 21 containing box, 22 fixing groove, 23 adjusting rod, 24 limiting mechanism, 241 limiting telescopic cylinder, 242 limiting spring, 243 auxiliary rod, 244 steering ring, 245 pull rope, 246 adjusting rope, 247 pull ring, 248 arc-shaped groove, 25 adjusting mechanism, 251 rotating ball, 252 adjusting cylinder, 253 adjusting disk and 3 armrest.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 3, the utility model provides an office chair, including office chair 1, adjusting device 2 and handrail 3, bilateral symmetry is provided with adjusting device 2 around on the seat face of office chair 1, and adjusting device 2's up end is connected with handrail 3.
Adjusting device 2 is including installing containing box 21 on the office chair 1 seat support, the symmetry is equipped with fixed slot 22 on the inside wall about containing box 21, fixed slot 22 is T shape structure, and fixed slot 22 evenly sets up at containing box 21's inside wall, be connected with through sliding fit's mode in containing box 21 and adjust pole 23, it is provided with stop gear 24 to adjust pole 23 lower extreme lateral wall bilateral symmetry, the up end of adjusting pole 23 rotates and is connected with handrail 3, it is provided with adjustment mechanism 25 to adjust the bilateral symmetry between pole 23 upper end lateral wall and the handrail 3.
The limiting mechanism 24 comprises a limiting telescopic cylinder 241 arranged on the side wall of the lower end of the adjusting rod 23, the top end of the limiting telescopic cylinder 241 is of a T-shaped structure matched with the fixing groove 22, a limiting spring 242 is arranged in the limiting telescopic cylinder 241, an auxiliary rod 243 is arranged in the adjusting rod 23, a steering ring 244 is arranged on the side wall of the lower end of the auxiliary rod 243, a pull rope 245 is arranged in the top end of the lower limiting telescopic cylinder 241, the pull rope 245 bypasses the steering ring 244 and then passes through the inner wall of the top end of the upper limiting telescopic cylinder 241, and the pull rope enters the auxiliary rod 243 through a wire groove to be connected with the lower end of an adjusting.
The upper end of the adjusting rope 246 passes through the upper end surface of the adjusting rod 23 and is connected with the lower end surface of a pull ring 247 clamped in the middle of the handrail 3, and the middle of the handrail 3 is provided with an arc-shaped groove 248 matched with the moving track of the adjusting rope 246; when the height of the handrail 3 needs to be adjusted, firstly, the pull ring 247 is pulled upwards to drive the pull rope 245 to fold towards the middle part through the adjusting rope 246, the pull rope 245 at the moment can drive the limiting spring 242 to shrink, so that the limiting telescopic cylinder 241 shrinks, after the limiting telescopic cylinder 241 shrinks to the top and completely leaves the fixed groove 22, the adjusting rod 23 and the storage box 21 at the moment are in a separated state, the adjustment of the height of the handrail 3 can be realized by moving the adjusting rod 23 up and down, after the required height is adjusted, namely the limiting telescopic cylinder 241 is leveled with the appropriate fixed groove 22, the pull ring 247 is loosened, under the action of the limiting spring 242, the adjusting rope 246 is driven to downwards and the pull rope 245 is unfolded, the top end of the limiting telescopic cylinder 241 at the moment enters into the fixed groove 22, namely the adjusting rod 23 and the storage box 21 are clamped, and the height of the.
The adjusting mechanism 25 comprises an adjusting cylinder 252 which is rotatably connected with the side wall of the adjusting rod 23 and the lower end surface of the armrest 3 through a rotating ball 251, the middle part of the adjusting cylinder 252 is rotatably connected with an adjusting disk 253 through a bearing, and the middle part of the adjusting disk 253 is in threaded connection with the outer side wall of the upper cylinder of the adjusting cylinder 252; during specific work, when the inclination angle of the handrail 3 needs to be adjusted, the adjusting disks 253 on the two sides are rotated, so that one side of the length of the adjusting cylinder 252 is extended and the other side of the length of the adjusting cylinder 252 is shortened, and the adjusting cylinder 252 is connected with the adjusting rod 23 and the handrail 3 through the rotating ball 251, so that the adjusting cylinder 252 has a certain floating range, and the adjustment of the inclination angle of the handrail 3 is achieved, and in the process, the middle part of the handrail 3 is provided with the arc-shaped groove 248 which accords with the moving track of the adjusting rope 246, so that the stability of the fixed handrail 3 is adjusted and cannot be affected.
The office chair specifically comprises the following steps:
s1, adjusting the height of the armrest 3: the pull ring 247 is pulled upwards to drive the pull rope 245 to fold towards the middle part through the adjusting rope 246, the pull rope 245 at the moment can drive the limiting spring 242 to contract, so that the limiting telescopic cylinder 241 contracts, after the limiting telescopic cylinder 241 contracts to the top end and completely leaves the fixing groove 22, the adjusting rod 23 and the containing box 21 are in a separated state at the moment, and the height of the handrail 3 can be adjusted by moving the adjusting rod 23 up and down;
s2, fixing the armrest 3 after adjustment: when the required height is adjusted, namely the limiting telescopic cylinder 241 is flush with a proper fixing groove 22, the pull ring 247 is loosened, the adjusting rope 246 is driven to move downwards and the pull rope 245 is unfolded under the action of the limiting spring 242, the top end of the limiting telescopic cylinder 241 enters the fixing groove 22 at the moment, namely the adjusting rod 23 is clamped with the containing box 21, and the height of the adjusted handrail 3 is fixed;
s3, adjusting the inclination angle of the armrest 3: when the inclination angle of the handrail 3 needs to be adjusted, the adjusting discs 253 on both sides are rotated, so that one side of the length of the adjusting cylinder 252 is extended and the other side is shortened, and the adjusting cylinder 252 is connected with the adjusting rod 23 and the handrail 3 through the rotating ball 251, so that the adjusting cylinder 252 has a certain floating range, and the adjustment of the inclination angle of the handrail 3 is achieved, and in the process, the arc-shaped groove 248 which is in line with the moving track of the adjusting rope 246 is arranged in the middle of the handrail 3, so that the stability of the fixed handrail 3 is not affected.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. An office chair, characterized in that: the adjustable chair comprises an office chair (1), adjusting devices (2) and armrests (3), wherein the adjusting devices (2) are symmetrically arranged on the front side and the rear side of the seat surface of the office chair (1), and the upper end surfaces of the adjusting devices (2) are connected with the armrests (3);
the adjusting device (2) comprises a containing box (21) arranged on a seat of an office chair (1), fixing grooves (22) are symmetrically formed in the left inner side wall and the right inner side wall of the containing box (21), an adjusting rod (23) is connected in the containing box (21) in a sliding fit mode, limiting mechanisms (24) are symmetrically arranged on the left side and the right side of the side wall of the lower end of the adjusting rod (23), a handrail (3) is rotatably connected to the upper end face of the adjusting rod (23), and adjusting mechanisms (25) are symmetrically arranged between the side wall of the upper end of the adjusting rod (23) and the handrail (3) in the;
stop gear (24) are including installing spacing telescopic cylinder (241) on adjusting pole (23) lower extreme lateral wall, install spacing spring (242) in spacing telescopic cylinder (241), the internally mounted of adjusting pole (23) has auxiliary rod (243), the lower extreme lateral wall of auxiliary rod (243) is equipped with steering ring (244), and the top internally mounted of the spacing telescopic cylinder of downside (241) has stay cord (245), stay cord (245) are walked around the top inner wall that passes the spacing telescopic cylinder of upside (241) behind steering ring (244) to get into through the wire casing in auxiliary rod (243) with regulation rope (246) lower extreme in auxiliary rod (243) is connected.
2. An office chair as claimed in claim 1, wherein: the adjusting mechanism (25) comprises an adjusting cylinder (252) which is rotatably connected with the side wall of the adjusting rod (23) and the lower end face of the armrest (3) through a rotating ball (251), the middle of the adjusting cylinder (252) is rotatably connected with an adjusting disc (253) through a bearing, and the middle of the adjusting disc (253) is in threaded connection with the outer side wall of the upper cylinder of the adjusting cylinder (252).
3. An office chair as claimed in claim 1, wherein: the upper end of the adjusting rope (246) penetrates through the upper end face of the adjusting rod (23) to be connected with the lower end face of a pull ring (247) clamped in the middle of the handrail (3), and an arc-shaped groove (248) matched with the moving track of the adjusting rope (246) is formed in the middle of the handrail (3).
4. An office chair as claimed in claim 1, wherein: the fixing groove (22) is of a T-shaped structure, and the fixing groove (22) is uniformly arranged on the inner side wall of the containing box (21).
5. An office chair as claimed in claim 1, wherein: the top end of the limiting telescopic cylinder (241) is of a T-shaped structure matched with the fixing groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610131.6U CN210540100U (en) | 2019-09-25 | 2019-09-25 | Office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610131.6U CN210540100U (en) | 2019-09-25 | 2019-09-25 | Office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210540100U true CN210540100U (en) | 2020-05-19 |
Family
ID=70620505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921610131.6U Active CN210540100U (en) | 2019-09-25 | 2019-09-25 | Office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210540100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749461A (en) * | 2021-10-26 | 2021-12-07 | 惠州市晨玥家具家居有限公司 | Fabric sofa with adjustable width of armrest |
-
2019
- 2019-09-25 CN CN201921610131.6U patent/CN210540100U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749461A (en) * | 2021-10-26 | 2021-12-07 | 惠州市晨玥家具家居有限公司 | Fabric sofa with adjustable width of armrest |
| CN113749461B (en) * | 2021-10-26 | 2023-12-12 | 安吉德明斯家具有限公司 | Fabric sofa with adjustable armrest width |
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