CN204561520U - A kind of armrests rotated freely - Google Patents
A kind of armrests rotated freely Download PDFInfo
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- CN204561520U CN204561520U CN201520259493.0U CN201520259493U CN204561520U CN 204561520 U CN204561520 U CN 204561520U CN 201520259493 U CN201520259493 U CN 201520259493U CN 204561520 U CN204561520 U CN 204561520U
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Abstract
The utility model discloses a kind of armrests rotated freely, relate to a kind of indoor furniture, particularly relate to the handrail improvement opportunity of office chair, it is characterized in that: in described holder chiral substrate, be provided with sliding tray, tooth bar locked groove is provided with in the middle of sliding tray, clutch shell fragment and clutch tooth button is provided with in sliding tray, rotation liner plate is provided with below holder chiral substrate, rotate above liner plate and design columniform locking column, locking column is inserted in tooth bar locked groove through clutch shell fragment and clutch tooth button, rotate liner plate bottom surface and be provided with button and handrail arm connection bracket, handrail arm connection bracket outside is provided with support casing, described regulating arm inside is provided with drive link, drive link one end connects arm connection bracket, the drive link other end is provided with arc gear wheel, described hold-down arm internal rotating axle, one end of rotating shaft is provided with the sector gear mated with arc gear wheel, the utility model solves can follow the actual needs according to everyone to comprise: sitting posture, custom, different operating need, the width of free adjustment handrail, angle, highly, anterior-posterior length makes arm all the time in handrail, support the weight of arm segment, alleviate muscle load, reduce tired, increase the comfort sense of chair.
Description
Technical field
The utility model relates to a kind of indoor furniture, particularly relates to the handrail improvement opportunity of office chair.
Background technology
The position of present office chair armrest, highly relatively fixing, have minority portion can up-down adjustment, in actual applications, everyone height girth of a garment difference be large, so to the width of handrail, just, anterior-posterior length etc. is all have very large difference; Even same, adopt the height of different sitting postures or desktop different, all have very large difference to the width of handrail, height, the long-term soft tissue such as muscle, ligament, manadesma, capsular ligament of the working clan be seated for a long time is in tension, allow the muscle of shoulder be subject to fatigue after exceed physiological load, cause the inflammation of an aseptic, will produce oedema inside muscular fascia, the factor that this situation will produce some pain carrys out neuroactive tip generation pain.In addition, be exactly due to after this strain of muscle, produce osteoproliferation, the neck shoulder that compressing is relevant is neural, pain is caused by nerve, often feel the pain that neck, shoulder and back are serious, with the symptom such as dizzy, dizzy, headache, antimigraine, head weight, the sense of tight bundle, therefore sitting is listed in one of ten large lethal pathogenic killers.In recent years, the research that various countries endanger about sitting also emerges in an endless stream, and the harm reducing sitting has become the important topic of various countries' health organization or relevant enterprise research.
Utility model content
A kind of armrests rotated freely of the utility model, the actual needs according to everyone can be followed to comprise: sitting posture, custom, different operating need, the width of free adjustment handrail, angle, highly, anterior-posterior length makes arm all the time in handrail, support the weight of arm segment, alleviate muscle load, reduce tired, increase the comfort sense of chair, reduce arm pressure, prevent DOMS, stiff, atrophy.
A kind of armrests rotated freely of the utility model, adopt following technical scheme: include holder chiral substrate 1, regulating arm 2 and hold-down arm 3, sliding tray 11 is provided with in described holder chiral substrate 1, tooth bar locked groove 12 is provided with in the middle of sliding tray 11, clutch shell fragment 40 and clutch tooth button 41 is provided with in sliding tray 11, be provided with below holder chiral substrate 1 and rotate liner plate 13, rotate liner plate 13 and design columniform locking column 14 above, locking column 14 is inserted in tooth bar locked groove 12 through clutch shell fragment 40 and clutch tooth button 41, rotate liner plate 13 bottom surface and be provided with button 15 and handrail arm connection bracket 16, handrail arm connection bracket 16 outside is provided with support casing 17, described regulating arm 2 inside is provided with drive link 21, drive link 21 one end connects arm connection bracket 16, drive link 21 other end is provided with arc gear wheel 22, described hold-down arm 3 internal rotating axle 31, one end of rotating shaft 31 is provided with the sector gear 32 mated with arc gear wheel 22.
Described clutch tooth button 41 is provided with multiple protruding drag strip 42 above, multiple drag strip 42 is arranged in fan-shaped, clutch tooth button 41 rear and front end is provided with scallop hole position 47, described clutch shell fragment 40 bottom surface is provided with the spring leaf 43 mated with drag strip 42, spring leaf 43 is provided with the resistance point 46 protruded downwards, clutch shell fragment 40 rear and front end is provided with screw 48, and the center of clutch shell fragment 40 and clutch tooth button 41 is respectively equipped with the first rotating hole 44 and the second rotating hole 45.
Described holder chiral substrate 1 outer wrap elastic soft precoat 18, holder chiral substrate 1 is decomposed into upper and lower two parts, the part at tooth bar locked groove 12 place is the upper part of holder chiral substrate 1, the part at sliding tray 11 place is the lower part of holder chiral substrate 1, holder chiral substrate about 1 two parts are linked together by screw, described locking column 14 successively through sliding tray 11, the first rotating hole 44 of clutch shell fragment 40, second rotating hole 45 of clutch tooth button 41 of holder chiral substrate 1 lower part, is then inserted in point tooth bar locked groove 12 on substrate 1 top from bottom to up.
The screw 48 of clutch shell fragment 40 rear and front end connects into one piece through scallop hole position 47 and sliding tray 11 with rotation liner plate 13 from top to bottom, and clutch tooth button 41, holder chiral substrate 1 lower part are sandwiched in clutch shell fragment 40 and rotate between liner plate 13, clutch tooth button 41 and holder chiral substrate 1 rotate the angle changing handrail centered by locking column 14, by clutch between protruding drag strip 42 and the resistance point 46 of spring leaf 43 by clutch tooth button 41 with ask chiral substrate 1 to be positioned resistance point 46 is arranged in fan-shaped among any one angle.
The length of described clutch shell fragment 40, clutch tooth button 41 and rotation liner plate 13 is less than sliding tray 11 length, clutch shell fragment 40, clutch tooth button 41 and rotation liner plate 13 can change handrail front and back position by slide anteroposterior in sliding tray 11, locking column 14 is driven to slide at tooth bar locked groove 12, locking column 14 can be locked between its any one teeth by tooth bar locked groove 12, has locked the stop place before and after handrail.
Described regulating arm 2 outside is provided with trim 5, described button 15 handrail arm connection bracket 16, drive link 21, arc gear wheel 22 is connected in turn, button domes 19 is provided with between button 15 and rotation liner plate 13, regulating arm 2 one end connection bracket cover 17, regulating arm 2 other end is connected and installed arm 3, pull button 15 that arc gear wheel 22 can be made to be separated with the meshing of sector gear 32, regulating arm 2 can move up and down around hold-down arm 3, button domes 19 makes button 15 elastic reset, arc gear wheel 22 is again meshing with sector gear 32, the position that lock adjustment arm 2 moves up and down.
A kind of armrests rotated freely described in claim 1, is characterized in that: described rotating shaft 31 other end is provided with rotor 33, and hold-down arm 3 lower end is inserted in Chair support, and rotating shaft 31 can make the width of arm 2 left rotation and right rotation adjustable handrail.
The new patent of this practicality can follow the actual needs according to everyone to comprise: sitting posture, custom, different operating need, the width of free adjustment handrail, angle, highly, anterior-posterior length makes arm all the time in handrail, support the weight of arm segment, alleviate muscle load, reduce tired, increase the comfort sense of chair, reduce arm pressure, prevent DOMS, stiff, atrophy.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram.
Fig. 2 is the utility model top view.
Fig. 3 is the utility model A-A Structure of cross section schematic diagram.
Fig. 4 is that key diagram is decomposed in this practicality.
Fig. 5 is the utility model clutch tooth button partial schematic diagram.
Fig. 6 is the utility model clutch shell fragment partial schematic diagram.
Fig. 7 is the utility model clutch shell fragment partial schematic diagram.
Fig. 8 is that the utility model rotates patch portion schematic diagram.
Fig. 9 is the utility model holder chiral substrate partial schematic diagram.
Figure 10 is the utility model B-B Structure of cross section schematic diagram.
Figure 11 is schematic diagram after the utility model is installed.
Detailed description of the invention
As shown in figs. 1-11, a kind of armrests rotated freely: include holder chiral substrate 1, regulating arm 2 and hold-down arm 3, sliding tray 11 is provided with in described holder chiral substrate 1, tooth bar locked groove 12 is provided with in the middle of sliding tray 11, clutch shell fragment 40 and clutch tooth button 41 is provided with in sliding tray 11, be provided with below holder chiral substrate 1 and rotate liner plate 13, rotate liner plate 13 and design columniform locking column 14 above, locking column 14 is inserted in tooth bar locked groove 12 through clutch shell fragment 40 and clutch tooth button 41, rotate liner plate 13 bottom surface and be provided with button 15 and handrail arm connection bracket 16, handrail arm connection bracket 16 outside is provided with support casing 17, described regulating arm 2 inside is provided with drive link 21, drive link 21 one end connects arm connection bracket 16, drive link 21 other end is provided with arc gear wheel 22, described hold-down arm 3 internal rotating axle 31, one end of rotating shaft 31 is provided with the sector gear 32 mated with arc gear wheel 22.
Described clutch tooth button 41 is provided with multiple protruding drag strip 42 above, multiple drag strip 42 is arranged in fan-shaped, clutch tooth button 41 rear and front end is provided with scallop hole position 47, described clutch shell fragment 40 bottom surface is provided with the spring leaf 43 mated with drag strip 42, spring leaf 43 is provided with the resistance point 46 protruded downwards, clutch shell fragment 40 rear and front end is provided with screw 48, and the center of clutch shell fragment 40 and clutch tooth button 41 is respectively equipped with the first rotating hole 44 and the second rotating hole 45.
Described holder chiral substrate 1 outer wrap elastic soft precoat 18, holder chiral substrate 1 is decomposed into upper and lower two parts, the part at tooth bar locked groove 12 place is the upper part of holder chiral substrate 1, the part at sliding tray 11 place is the lower part of holder chiral substrate 1, holder chiral substrate about 1 two parts are linked together by screw, described locking column 14 successively through sliding tray 11, the first rotating hole 44 of clutch shell fragment 40, second rotating hole 45 of clutch tooth button 41 of holder chiral substrate 1 lower part, is then inserted in point tooth bar locked groove 12 on substrate 1 top from bottom to up.；
The screw 48 of clutch shell fragment 40 rear and front end connects into one piece through scallop hole position 47 and sliding tray 11 with rotation liner plate 13 from top to bottom, and clutch tooth button 41, holder chiral substrate 1 lower part are sandwiched in clutch shell fragment 40 and rotate between liner plate 13, clutch tooth button 41 and holder chiral substrate 1 rotate the angle changing handrail centered by locking column 14, by clutch between protruding drag strip 42 and the resistance point 46 of spring leaf 43 by clutch tooth button 41 with ask chiral substrate 1 to be positioned resistance point 46 is arranged in fan-shaped among any one angle.
The length of described clutch shell fragment 40, clutch tooth button 41 and rotation liner plate 13 is less than sliding tray 11 length, clutch shell fragment 40, clutch tooth button 41 and rotation liner plate 13 can change handrail front and back position by slide anteroposterior in sliding tray 11, locking column 14 is driven to slide at tooth bar locked groove 12, locking column 14 can be locked between its any one teeth by tooth bar locked groove 12, has locked the stop place before and after handrail.
Described regulating arm 2 outside is provided with trim 5, described button 15 handrail arm connection bracket 16, drive link 21, arc gear wheel 22 is connected in turn, button domes 19 is provided with between button 15 and rotation liner plate 13, regulating arm 2 one end connection bracket cover 17, regulating arm 2 other end is connected and installed arm 3, pull button 15 that arc gear wheel 22 can be made to be separated with the meshing of sector gear 32, regulating arm 2 can move up and down around hold-down arm 3, button domes 19 makes button 15 elastic reset, arc gear wheel 22 is again meshing with sector gear 32, the position that lock adjustment arm 2 moves up and down.
Described rotating shaft 31 other end is provided with rotor 33, and hold-down arm 3 lower end is inserted in Chair support, and rotating shaft 31 can make the width of arm 2 left rotation and right rotation adjustable handrail.
The new patent of this practicality can follow the actual needs according to everyone to comprise: sitting posture, custom, different operating need, the width of free adjustment handrail, angle, highly, anterior-posterior length makes arm all the time in handrail, support the weight of arm segment, alleviate muscle load, reduce tired, increase the comfort sense of chair, reduce arm pressure, prevent DOMS, stiff, atrophy.
Last it is noted that obviously, above-described embodiment is only for the utility model example is clearly described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of amplifying out or variation be still among protection domain of the present utility model.
Claims (5)
1. the armrests rotated freely, it is characterized in that: include holder chiral substrate (1), regulating arm (2) and hold-down arm (3), sliding tray (11) is provided with in described holder chiral substrate (1), tooth bar locked groove (12) is provided with in the middle of sliding tray (11), clutch shell fragment (40) and clutch tooth button (41) is provided with in sliding tray (11), holder chiral substrate (1) below is provided with rotates liner plate (13), rotate liner plate (13) and design columniform locking column (14) above, locking column (14) is inserted in tooth bar locked groove (12) through clutch shell fragment (40) and clutch tooth button (41), rotate liner plate (13) bottom surface and be provided with button (15) and handrail arm connection bracket (16), handrail arm connection bracket (16) outside is provided with support casing (17), described regulating arm (2) inside is provided with drive link (21), drive link (21) one end connects arm connection bracket (16), drive link (21) other end is provided with arc gear wheel (22), described hold-down arm (3) internal rotating axle (31), one end of rotating shaft (31) is provided with the sector gear (32) mated with arc gear wheel (22).
2. a kind of armrests rotated freely described in claim 1, it is characterized in that: described clutch tooth button (41) is provided with multiple protruding drag strip (42) above, multiple drag strip (42) is arranged in fan-shaped, clutch tooth button (41) rear and front end is provided with scallop hole position (47), described clutch shell fragment (40) bottom surface is provided with the spring leaf (43) mated with drag strip (42), spring leaf (43) is provided with the resistance point (46) protruded downwards, clutch shell fragment (40) rear and front end is provided with screw (48), the center of clutch shell fragment (40) and clutch tooth button (41) is respectively equipped with the first rotating hole (44) and the second rotating hole (45).
3. a kind of armrests rotated freely described in claim 1 or 2, it is characterized in that: described holder chiral substrate (1) outer wrap elastic soft precoat (18), holder chiral substrate (1) is decomposed into upper and lower two parts, the part at tooth bar locked groove (12) place is the upper part of holder chiral substrate (1), the part at sliding tray (11) place is the lower part of holder chiral substrate (1), holder chiral substrate (1) up and down two parts is linked together by screw, described locking column (14) is from bottom to up successively through the sliding tray (11) of holder chiral substrate (1) lower part, first rotating hole (44) of clutch shell fragment (40), second rotating hole (45) of clutch tooth button (41), then be inserted in point tooth bar locked groove (12) on substrate (1) top,
The screw (48) of clutch shell fragment (40) rear and front end connects into one piece through scallop hole position (47) and sliding tray (11) with rotation liner plate (13) from top to bottom, and by clutch tooth button (41), holder chiral substrate (1) lower part is sandwiched in clutch shell fragment (40) and rotates between liner plate (13), clutch tooth button (41) and holder chiral substrate (1) rotate the angle changing handrail centered by locking column (14), by clutch between protruding drag strip (42) and the resistance point (46) of spring leaf (43) by clutch tooth button (41) and ask chiral substrate (1) to be positioned resistance point (46) is arranged in fan-shaped among any one angle,
Described clutch shell fragment (40), clutch tooth button (41) and rotate liner plate (13) length be less than sliding tray (11) length, clutch shell fragment (40), clutch tooth button (41) and rotation liner plate (13) can change handrail front and back position at slide anteroposterior in sliding tray (11), locking column (14) is driven to slide at tooth bar locked groove (12), locking column (14) can be locked between its any one teeth by tooth bar locked groove (12), have locked the stop place before and after handrail.
4. a kind of armrests rotated freely described in claim 1, it is characterized in that: described regulating arm (2) outside is provided with trim (5), described button (15) handrail arm connection bracket (16), drive link (21), arc gear wheel (22) is connected in turn, button domes (19) is provided with between button (15) and rotation liner plate (13), regulating arm (2) one end connection bracket cover (17), regulating arm (2) other end is connected and installed arm (3), pull button (15) that meshing separation of arc gear wheel (22) and sector gear (32) can be made, regulating arm (2) can move up and down around hold-down arm (3), button domes (19) makes button (15) elastic reset, arc gear wheel (22) is again meshing with sector gear (32), the position that lock adjustment arm (2) moves up and down.
5. a kind of armrests rotated freely described in claim 1, it is characterized in that: described rotating shaft (31) other end is provided with rotor (33), hold-down arm (3) lower end is inserted in Chair support, and rotating shaft (31) can make the width of arm (2) left rotation and right rotation adjustable handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259493.0U CN204561520U (en) | 2015-04-27 | 2015-04-27 | A kind of armrests rotated freely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259493.0U CN204561520U (en) | 2015-04-27 | 2015-04-27 | A kind of armrests rotated freely |
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| Publication Number | Publication Date |
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| CN204561520U true CN204561520U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520259493.0U Active CN204561520U (en) | 2015-04-27 | 2015-04-27 | A kind of armrests rotated freely |
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| CN (1) | CN204561520U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095873A (en) * | 2016-08-23 | 2018-06-01 | 孟村 | It is supported in the supporting mechanism that human body oxter reduces lumbar vertebrae pressure |
| CN108524124A (en) * | 2018-04-27 | 2018-09-14 | 广州视源电子科技股份有限公司 | Folding locking mechanism, armrest device and wheelchair |
| CN108937288A (en) * | 2018-06-14 | 2018-12-07 | 杭州睿图思创工业产品设计有限公司 | A kind of hand propelled height adjustment device for handrail |
| CN109846244A (en) * | 2019-03-23 | 2019-06-07 | 肖增荣 | Multi-function ofice chair |
| WO2023098155A1 (en) * | 2021-12-04 | 2023-06-08 | 深圳市西昊智能家具有限公司 | Armrest capable of adjusting arm support position |
-
2015
- 2015-04-27 CN CN201520259493.0U patent/CN204561520U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095873A (en) * | 2016-08-23 | 2018-06-01 | 孟村 | It is supported in the supporting mechanism that human body oxter reduces lumbar vertebrae pressure |
| CN108113290A (en) * | 2016-08-23 | 2018-06-05 | 孟村 | It is used to support the supporting mechanism that human body oxter reduces lumbar vertebrae pressure |
| CN108524124A (en) * | 2018-04-27 | 2018-09-14 | 广州视源电子科技股份有限公司 | Folding locking mechanism, armrest device and wheelchair |
| CN108524124B (en) * | 2018-04-27 | 2024-05-10 | 广州视源电子科技股份有限公司 | Folding locking mechanism, handrail device and wheelchair |
| CN108937288A (en) * | 2018-06-14 | 2018-12-07 | 杭州睿图思创工业产品设计有限公司 | A kind of hand propelled height adjustment device for handrail |
| CN109846244A (en) * | 2019-03-23 | 2019-06-07 | 肖增荣 | Multi-function ofice chair |
| WO2023098155A1 (en) * | 2021-12-04 | 2023-06-08 | 深圳市西昊智能家具有限公司 | Armrest capable of adjusting arm support position |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |