A kind of handrail leg is by openable office chair
Technical field
The utility model belongs to office chair technical field, is specifically related to a kind of handrail leg by openable office chair.
Background technology
In traditional office mode, due to the comfort level deficiency of office desk and chair, the people of sitting office is often complained: cervical vertebra ache, shoulder is aching and limp, back is numb, underbelly is more and more outstanding etc., in fact, these are that abnormal sitting posture really causes mostly, and whether this design that mainly also comes from office chair meets ergonomics, if things go on like this, incorrect sitting posture will cause cervical spondylopathy, and present office chair can not be opened and allows people be had a rest preferably as chaise longue.
Utility model content
The purpose of this utility model is to provide a kind of handrail leg by openable office chair, makes people's office that can be seated, and also can lying, facing upward has a rest and be provided with openable handrail places the little articles for use of handling official business.
The technical scheme that the utility model adopts is: a kind of handrail leg is by openable office chair, comprise chair pin lid, chair pin lid is connected with star base, chair pin covers and is connected with atmospheric pressure pole, on atmospheric pressure pole, be provided with chassis, the both sides on chassis are respectively arranged with connection rotating shaft, on each connection rotating shaft, be connected with handrail connecting plate, on handrail connecting plate, be provided with handrail, on chassis, be provided with seat, seat is connected with backrest, on lower surface, chassis, be provided with leg by connecting rod, leg is connected with leg by connecting rod and leans on, between atmospheric pressure pole and chassis, be provided with back bracket, one end of back bracket is screwed in the back side of backrest, one end that back bracket is fixed on backrest is connected with support bar, support bar is connected with headrest.
Feature of the present utility model is also,
Lower end, chassis is provided with control stick.
The end of each pin of star base is provided with roller.
Handrail is rhombus, and handrail be can open and close box structure.
Leg comprises head rod by connecting rod, head rod is arranged on lower surface, chassis, head rod is connected with the second connecting rod by the first connection rotating shaft, and the second connecting rod is connected with the 3rd connecting rod by the second connection rotating shaft, and it is inner that the 3rd connecting rod is arranged at leg.
The beneficial effects of the utility model are: a kind of handrail leg of the present utility model makes people's office that can be seated by openable office chair, and also can lying, facing upward has a rest and be provided with openable handrail places the little articles for use of handling official business.A kind of handrail leg of the present utility model is by openable office chair beautiful design, comfortable thick and heavy seat design and S shape back bracket meet the structure of ergonomics, solve the problem that sitting is had a pain in the back, headrest can effectively be alleviated cervical vertebra fatigue, snakelike handrail that can opening type is having increased little article functional handrail in attractive in appearance to place with some offices, seat also has design that folding leg leans on and has solved in lunch break or in needing to have a rest and cannot put the problem that leg lies low, the state that change can be faced upward in lying when rest like this.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of handrail leg of the present utility model by openable office chair;
Fig. 2 is the structural representation of a kind of handrail leg of the present utility model by handrail in openable office chair and handrail connecting plate;
Fig. 3 is a kind of handrail leg of the present utility model leans on connecting rod structural representation by leg in openable office chair;
Fig. 4 be a kind of handrail leg of the present utility model by leg in openable office chair by and leg by the folded state schematic diagram of connecting rod;
Fig. 5 be a kind of handrail leg of the present utility model by leg in openable office chair by and leg by the deployed condition schematic diagram of connecting rod.
In figure, 1. headrest, 2. support bar, 3. back bracket, 4. screw, 5. handrail, 6. handrail connecting plate, 7. connection rotating shaft, 8. backrest, 9. seat, 10. leg is by connecting rod, and 11. legs lean on, 12. chassis, 13. control sticks, 14. atmospheric pressure poles, 15. chair pin lids, 16. star bases, 17. rollers, 101. head rods, 102. second connecting rods, 103. the 3rd connecting rods, 104. first connection rotating shafts, 105. second connection rotating shafts.
The specific embodiment
Below in conjunction with the specific embodiment, the utility model is elaborated.
A kind of handrail leg that the utility model provides by the structure of openable office chair as shown in Figure 1, comprise chair pin lid 15, chair pin lid 15 is connected with star base 16, on chair pin lid 15, be connected with atmospheric pressure pole 14, on atmospheric pressure pole 14, be provided with chassis 12, the both sides on chassis 12 are respectively arranged with connection rotating shaft 7, on each connection rotating shaft 7, be connected with handrail connecting plate 6, on handrail connecting plate 6, be provided with handrail 5, on chassis 12, be provided with seat 9, seat 9 is connected with backrest 8, on 12 lower surfaces, chassis, be provided with leg by connecting rod 10, leg is connected with leg by 11 by connecting rod 10, between atmospheric pressure pole 14 and chassis 12, be provided with back bracket 3, one end of back bracket 3 is fixed on the back side of backrest 8 by screw 4, one end that back bracket 3 is fixed on backrest 8 is connected with support bar 2, support bar 2 is connected with headrest 1.
12 lower ends, chassis are provided with control stick 13.
The end of each pin of star base 16 is provided with roller 17.
As shown in Figure 2, handrail 5 is rhombus, and handrail 5 be can open and close box structure.
As shown in Figure 3, leg comprises head rod 101 by connecting rod 10, head rod 101 is arranged on 12 lower surfaces, chassis, head rod 101 is connected with the second connecting rod 102 by the first connection rotating shaft 104, the second connecting rod 102 is connected with the 3rd connecting rod 103, the three connecting rods 103 by the second connection rotating shaft 105 and is arranged at leg by 11.
The appearance of handrail 5 is as snakehead, and handrail 5 is rear with 6 combinations of handrail connecting plate is snakelike, has bionic aesthetic feeling.
Headrest 1 adopts the foam material of thickening moulding; Back bracket 8 is the engineering plastic of S shape; Handrail 5 is that the rhombus of PU material is openable box-like; Chassis 12 adopts electroplates anti-gas explosion bar; Star base 16 is aluminum alloy material, wear resistant corrosion resistant; Roller 17 adopts PU material, makes to slide more quiet, and effectively prevents from scratching floor.
The utility model aims at busy work comfortable respite later and designs, and the foam headrest 1 of thickening moulding makes the support of neck reach the sensation of the most comfortable.Thick and heavy comfortable seat 9 designs and S shape engineering plastic back bracket 3 meets the structural design of ergonomics, has solved the problem that sitting is had a pain in the back.The snakelike handrail 5 of PU material has good restoration, resistance to biological aging, and handrail to be had in attractive in appearance effectively functional having increased for structure that can opening type, can place the little article of some offices.Can regulate the height of chair by pressing control stick 13.
As shown in Figure 4, in the time of duty, head rod 101 on chassis 12 and the second connecting rod 102 are 90 ° of folded states by the first connection rotating shaft 104, the second connecting rod 102 and the 3rd connecting rod 103 are the folded state of 90 ° by the second connection rotating shaft 105, make like this leg lean on 11 to be positioned at 12 belows, chassis; As shown in Figure 5, when needs are lain while facing upward lower rest, by be arranged at leg by the 3rd connecting rod 103 in 11 around the second connection rotating shaft 105 half-twists make the 3rd connecting rod 103 and the second connecting rod 102 in alignment, then the second connecting rod 102 starts to make head rod 101, the second connecting rod 102 and the 3rd connecting rod 103 in alignment around the first connection rotating shaft 104 half-twists, now just leg is opened with seat 9 and joined as chaise longue shape by 11, face upward in the above and can have a rest as long as people lie.
By the way, a kind of handrail leg of the present utility model makes people's office that can be seated by openable office chair, and also can lying, facing upward has a rest and be provided with openable handrail places the little articles for use of handling official business.A kind of handrail leg of the present utility model is by openable office chair beautiful design, comfortable thick and heavy seat design and S shape back bracket meet the structure of ergonomics, solve the problem that sitting is had a pain in the back, headrest can effectively be alleviated cervical vertebra fatigue, snakelike handrail that can opening type is having increased little article functional handrail in attractive in appearance to place with some offices, seat also has design that folding leg leans on and has solved in lunch break or in needing to have a rest and cannot put the problem that leg lies low, the state that change can be faced upward in lying when rest like this.