Student chair capable of relaxing legs
A technology for students and chairs. It is applied in the field of student chairs that can relax the legs. It can solve the problems of edema, soreness, and non-circulation of blood in the legs, so as to improve the comfort and avoid the effect of non-circulation of blood.
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Embodiment 1
[0038] A kind of student chair that can relax both legs, refer to Figure 1-6 , including a support rod 1, a support plate 2, a loosening component 3 and a fixing component 4, the bottom of the support plate 2 is provided with a support rod 1 on both sides, the bottom of the support plate 2 is provided with a loosening component 3, and the loosening component 3 is used to relax the legs The bottom of the support plate 2 is provided with a fixing component 4, and the fixing component 4 is used to fix the loosening component 3.
[0039] refer to Figure 3-4 , the loosening assembly 3 includes a first connecting rod 31, a connecting sleeve 32, a first torsion spring 33, a second connecting rod 34, a first spring 35 and a pedal 36, and the left side of the support plate 2 is provided with a first connecting rod 31, the front and rear sides of the first connecting rod 31 are rotatably provided with connecting sleeves 32, and the first torsion springs 33 are connected between the c...
Embodiment 2
[0043] On the basis of embodiment 1, refer to figure 2 , Figure 7 and Figure 8 , also includes a positioning assembly 5, the positioning assembly 5 includes a first rack 51, a first gear 52 and a second torsion spring 53, the front and rear sides on the right side of the bottom of the support plate 2 are provided with a first rack 51, the pedal The front and rear sides of the 36 are keyed to a first gear 52, and a second torsion spring 53 is connected between the first gear 52 and the second connecting rod 34 on the same side.
[0044] When the second connecting rod 34 drives the pedal 36 to reverse and retract, the pedal 36 drives the first gear 52 and the second torsion spring 53 to reverse, and when the first gear 52 meshes with the first rack 51, the first gear is then driven 52 forward rotation, the first gear 52 drives the pedal 36 to rotate forward, the second torsion spring 53 deforms, and then is flush with the second connecting rod 34, and the first rack 51 bloc...
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