CN2223042Y - Adjustable dynamic self-balance-stable chair - Google Patents

Abstract

The utility model provides an adjustable dynamic self-balance-stable chair with comfortable sitting and leaning and simple structure which can automatically balance to keep stable and can adjust sitting and leaning inclination under the dynamic external force. The utility model is composed of a fixing seat, a balancing stand, a ball retainer, a ball, and a chair. The fixing seat has a planar bottom surface and a spherical surface-shaped top surface with a concave cambered surface. The balancing stand is a dome-shaped balance weight. The bottom surface of the spherical surface-shaped concave cambered surface is uniformly provided with a spherical surface-shaped recess, and the planar top surface is provided with a longitudinal sliding slot. The ball retainer is a spherical surface-shaped ball retainer. The ball which is arranged in the spherical surface-shaped recess of the balancing stand is arranged on the balancing stand by rolling mode by means of the ball retainer. The chair is provided with a chair surface, a chair back, chair legs, and a locking structure.

Description

Adjustable dynamic self-balancing is stablized seat

The utility model belongs to chair, and particularly a kind of adjustable dynamic self-balancing is stablized seat.

Chair particularly is contained in the vehicles, and as the seat on car, ship, the aircraft etc., when the vehicles in high-speed cruising deflection took place, deflection often also took place the seat on it thereupon, makes the passenger feel uncomfortable and cause dizzy reaction with the seat deflection because of position; In addition,, usually the seat of seat is made the structure that can swing relatively with the chair back, reach adjusting seating gradient to regulate chair back gradient for improving comfort level.The seat of this adjustment structure is complex structure not only, and when regulating chair back gradient with adjusting seating gradient, human body tilts, and ankle portion still needs be supported on the ground of maintenance level with vertical direction, makes human body feel other strength and discomfort.

The purpose of this utility model provide a kind ofly can autobalance under dynamic external force effect keep stable state, can regulate the human body integral seating tiltedly the seating adjustable dynamic self-balancing comfortable, simple in structure of seat stablize seat.

The utility model is made up of holder, balancer, ball retainer, ball and seat, and holder has plane bottom surface and the planar end face of sphere shape concave arc; Balancer is a segment shape counterweight, evenly is provided with sphere shape depression on the bottom surface of itself and the corresponding sphere shape of the planar end face of holder sphere shape concave arc convex globoidal, is provided with vertical chute on its plane end face; Ball retainer is the sphere shape ball retainer that matches with balancer sphere shape convex globoidal, and ball retainer is fixedlyed connected with balancer; Ball places in the sphere shape depression uniform on the balancer sphere shape convex globoidal, and is installed on the balancer with the ball retainer rolling; Seat is provided with seat, the chair back, chair leg and latch-up structure, and an end of chair leg is provided with the slide block that matches with the balancer upper hopper chute, and the other end of chair leg is fixedly mounted on the seat below, and its slider end is slidingly mounted in vertical chute of balancer end face; Latch-up structure is made up of fixing lock, locking leverage and tightening spring.

Because the utility model is made up of holder, balancer, ball retainer, ball and seat, holder has plane bottom surface and the planar end face of sphere shape concave arc; Balancer is a segment shape counterweight, evenly is provided with sphere shape depression on the bottom surface of itself and the corresponding sphere shape of the planar end face of holder sphere shape concave arc convex globoidal, is provided with vertical chute on its plane end face; Ball retainer is the sphere shape ball retainer that matches with balancer sphere shape convex globoidal, and ball retainer is fixedlyed connected with balancer; Ball places in the sphere shape depression uniform on the balancer sphere shape convex globoidal, and is installed on the balancer with the ball retainer rolling; Seat is provided with seat, the chair back, chair leg and tightening structure, and an end of chair leg is provided with the slide block that matches with the balancer upper hopper chute, and the other end of chair leg is fixedly mounted on the seat below, and its slider end is slidingly mounted in vertical chute of balancer end face; The tightening structure is made up of fixing lock, locking leverage and tightening spring.During use, the utility model is installed on the vehicles, when the vehicles bear dynamic external force generation deflection under high-speed cruising or other conditions, when dynamically the tilting moment of external force generation is greater than the static rolling friction moment between holder and the balancer, balancer keeps the balance and stability state under the gravity effect that acts on the equivalent center of gravity, and holder is with the motion of the ball relative equilibrium platform between itself and the balancer, make holder with vehicles run-off the straight in arbitrary vertical plane under the tilting moment effect of dynamically external force generation, and balancer, seat and take advantage of a person dynamically still keeping the balance and stability state under the external force effect, prevent from high-speed cruising, to take place because of deflection causes the dizzy phenomenon of occupant, in addition, in the time will regulating the seating gradient, pulling locking leverage, fixedly the lock elastic force that overcomes the tightening spring is deviate from, mobile seat is with the equivalent position of centre of gravity of adjustment platform and last load thereof, make angle of balancer relative fixed seat swing, plane and the seat respective angles that also thereupon tilts on it, loosen the locking leverage, under the tightening spring action, fixing lock embeds, seat is fixed on the balancer, because plane and the seat equal angular that tilts simultaneously on the balancer, when human body tilts, its ankle portion is also supported with corresponding inclination angle thereupon, avoided phenomenon because of human body inclination and the not harmony of ankle support direction, simplified adjustment structure, improve comfort level, thereby reached the purpose of this utility model.

Fig. 1 is the utility model structural representation front view

Fig. 2 is the utility model structural representation vertical view

Fig. 3 is an A-A profile among Fig. 2

Fig. 4 is a B portion partial enlarged drawing among Fig. 3

Below in conjunction with accompanying drawing the utility model is further elaborated.

As Fig. 1, Fig. 2, shown in Figure 3, the utility model is made up of holder 1, balancer 2, ball retainer 3, ball 4 and seat 5, holder 1 has plane bottom surface 11 and the planar end face 12 of sphere shape concave arc, be provided with screw rod 13 on bottom surface 11, the sphere shape cancave cambered surface 1 of end face 12 is connected with upwardly extending parallel in twos forward and backward side plane and left and right sides flat 14,15; Balancer 2 is a segment shape counterweight, on the bottom surface 21 of itself and the planar end face 12 corresponding sphere shape convex globoidals of holder 1 sphere shape concave arc, all lay sphere shape depression 22, the bottom surface 21 of sphere shape convex globoidal is connected with upwardly extending parallel in twos front and back side plane 23 and left and right sides plane 24, and the distance between the side plane 23 of order front and back is less than the distance between the front and back side plane 14, distance between the left and right sides plane 24 is provided with two vertical chutes 26 less than the distance between the left and right sides plane 15 on the plane end face 25 of balancer 2; Chute 26 sides are provided with the side pole 27 of band locating hole 271; The sphere shape ball retainer that ball retainer 3 matches for the sphere shape convex globoidal with the bottom surface 21 of balancer 2, ball retainer 3 is fixedlyed connected with balancer; Ball 4 places in the sphere shape depression 22 uniform on the balancer 2 sphere shape convex globoidal bottom surfaces 21, and is installed on the balancer 2 with ball retainer 3 rollings; Seat 5 is provided with seat 51, the chair back 52, chair leg 53 and latch-up structure 54, as shown in Figure 4, one end of chair leg 53 is provided with the slide block 531 that matches with balancer 2 upper hopper chutes 24, the other end of chair leg 53 is fixedly mounted on the below of seat 51, and its band slide block 531 ends are slidingly mounted in the chute 24 of balancer 2 end faces 23; As shown in Figure 4, latch-up structure 54 is made up of L shape steady pin 541, locking leverage 542 and tightening spring 543, steady pin 541 is inserted under tightening spring 543 effect in the locating hole 271 of side plate 27 and locatees, locking leverage 542 is installed on the seat 5 side chair legs 53, the one end is a handle, and an end of its other end and L shape steady pin 541 articulates.

During use, be fixedly mounted on the vehicles 6 with holder 1 bottom screw rod 13, when the vehicles 6 bear tilting moment that the dynamic external force of dynamic external force generation deflection produces greater than the static rolling friction moment between holder 1 and the balancer 2 under high-speed cruising or other conditions, balancer 2 keeps the balance and stability state under the gravity effect that acts on the equivalent center of gravity, and holder is with 2 motions of the 4 relative equilibrium platforms of ball between itself and the balancer 2, make holder 1 with the vehicles 6 run-off the straight in arbitrary vertical plane under the tilting moment effect of dynamically external force generation, and balancer 2, seat 5 and occupant are under dynamic external force effect, still keep the balance and stability state, prevent because of the dizzy phenomenon that deflection causes takes place in the vehicles 6 high-speed cruisings.If in the time of will regulating the seating gradient, pulling locking leverage 542, make steady pin 541, the elastic force that overcomes fastening spring 543 is deviate from side plate 27 locating holes 271 of chute 26 sides, mobile seat 5 in chute 26, with adjustment platform 2 and upward seat 5 and the upward position of the equivalent center of gravity of load, make angle of balancer 2 relative fixed seats, 1 swing, its plane top 23 and seat 5 equal angular that thereupon tilts, unclamp locking leverage 542, tightening spring 543 is pressed into steady pin 542 in the locating hole 271 of reposition, and seat 5 is retightened on balancer 2, when human body tilts, its ankle portion is also supported thereupon with corresponding inclination angle.

Claims (2)

1, a kind of adjustable dynamic self-balancing is stablized seat, it is characterized in that it is made up of holder, balancer, ball retainer, ball and seat, and holder has plane bottom surface and the planar end face of sphere shape concave arc; Balancer is a segment shape counterweight, evenly is provided with sphere shape depression on the bottom surface of itself and the corresponding sphere shape of the planar end face of holder sphere shape concave arc convex globoidal, is provided with vertical chute on its plane end face; Ball retainer is the sphere shape ball retainer that matches with balancer sphere shape convex globoidal, and ball retainer is fixedlyed connected with balancer; Ball places in the sphere shape depression uniform on the balancer sphere shape convex globoidal, and is installed on the balancer with the ball retainer rolling; Seat is provided with seat, the chair back, chair leg and latch-up structure, and an end of chair leg is provided with the slide block that matches with the balancer upper hopper chute, and the other end of chair leg is fixedly mounted on the seat below, and its slider end is slidingly mounted in vertical chute of balancer end face; Latch-up structure is made up of fixing lock, locking leverage and tightening spring.

2, adjustable dynamic self-balancing according to claim 1 is stablized seat, it is characterized in that the sphere shape cancave cambered surface of described holder end face is connected with upwardly extending parallel in twos front and back side plane and left and right sides plane; The sphere shape convex globoidal of balancer and upwardly extending parallel in twos front and back side plane and left and right sides plane are connected, and make balancer go forward distance between the side plane less than the distance between the side plane before and after the holder; Distance on the balancer between the left and right sides plane is less than the distance between the holder left and right sides plane.