CN2571427Y - A fully foldable stepper - Google Patents

Abstract

The utility model is a fully foldable stepper, which is composed of a front support rod, a handle rod, a return pressure cylinder, a rear support rod, a pedal rod, a latch, a positioning device, etc. The utility model is characterized in that a movable positioning device is arranged between the front support rod and the handle rod, and the handle rod can be positioned on the front support rod by adjusting the movable positioning device, or the handle rod can be freely bent and rotated; a connecting rod is fixedly arranged at the bottom of the return pressure cylinder, a curved hook is formed at the end of the connecting rod, and a horizontal axis is arranged; a row of grooves with appropriate intervals are formed on the bottom edge of the inner side of the pedal rod, and the horizontal axis sleeve of the connecting rod is provided to be positioned in the groove, and the horizontal axis sleeve of the connecting rod is adjusted at different groove positions to change the length of the pedal rod force arm, so as to increase the variability of movement.

Description

A kind of full folding formula treadmills

Technical field

The utility model relates to mechanical, and particularly a kind of full folding formula treadmills refers to a kind of several movable turning points that has especially, can make the full folding formula treadmills that separates and can assemble fast rapidly.

Background technology

As everyone knows, the treadmills kind of market sale is a lot, as the rapid collapsible structure of common a kind of treadmills, it is that the bar rear is pivoted with a back bar before one, can be the herringbone shape attitude of standing after the forward and backward bar exhibition support, preceding bar lower end has been horizontally set with one and has articulated base, these pivot joint base both sides are articulated with two treadles, and preceding bar upper end is provided with leader's bar, and the handlebar stem top is provided with the leader, be articulated with two answer cylinder pressures at the place, both sides and do to connect, two treadles can be stepped in upper and lower fluctuating with second treadle; Its front end below of back bar is extended with a vestibule seat, this vestibule seat articulates and should can fold by the back pendulum by preceding bar, vestibule seat top tiltedly is provided with a stop surface, the stop surface both sides are extended with a upper ear seat, upper ear seat articulates this handlebar stem and can fold by the back pendulum, its side gives the allocation place and has provided a lockhole, just can place for a steady pin; The handlebar stem lower end tiltedly is provided with one and supports not-go-end, and just block was on the bar stop surface of back but should upwards support immediately at handlebar stem to not-go-end, and the handlebar stem lower end is given the allocation place and provided a locating hole, makes steady pin can penetrate locating hole, and handlebar stem promptly is fixed in the upper ear seat; By above-mentioned tectonic association, interspersed this steady pin can be assembled treadmills fast and use, and pull out steady pin preceding bar and handlebar stem are folded on the bar of back, reach folding dress quick and convenient and fold the little advantage of volume, yet still there is following shortcoming in this structure, the one, and handlebar stem rocks before and after handlebar stem still can produce after utilizing steady pin to be positioned at the back bar, can't accomplish built on the sand, and with free-hand assembling; Two is that two treadles directly paste tread surface in the bottom, articulated section, produce friction, and then have influence on the wearing and tearing of blocking up property of treadle start and part, the 3rd, reply cylinder pressure one end and be hubbed on handlebar stem, the other end is hubbed on treadle, can not remake the displacement adjustment, so the formed relative stress of treadle is completely fixed, the adjustment that can't remake the relative stress size is set.

The utility model content

According to the purpose of this utility model, the existing shortcoming of rapid collapsible structure at above-mentioned treadmills, a kind of full folding formula treadmills is provided, it can laterally fold treadmills, receive its volume of compression, reach and reduce the effect that takes up room, its structure is to be pivoted with leader's bar in the front support rod upper end, this front support rod and handlebar stem are can be by movable locating device hoop cover location, or break away from and to make handlebar stem free to rotate, this movable locating device is by before one, a back hoop cover and a screw rod constitute, wherein, before, it is to be formed with the cambered surface that bent concave arc can be symmetrical in front support rod and handlebar stem that the back hoop is placed in relative inner, and preceding hoop is arranged with circular hole, and back hoop cover is provided with screw with respect to the circular hole place, and is current, after back hoop cover is waled front support rod and handle simultaneously, can utilize screw rod to place to screw by the circular hole end, and screwed, before making, back hoop cover can closely fetter front support rod and handlebar stem reaches the purpose that is connected fixing, when unscrewing screw rod, before can making, back hoop cover is recessed out handlebar stem, and it can freely be bent; Two reply the both sides that the cylinder pressure upper end is hubbed on front support rod respectively, and this answer cylinder pressure bottom is installed with a connecting rod, and connecting rod end forms a hook, and is provided with a transverse axis; And be hubbed on two treadles of both sides, the nearly bottom of back stay, be formed with several grooves of the at interval suitable distance of a row in the relative inner root edge, can provide the transverse axis cover of connecting rod to be buckled in location in the groove, be buckled in different slots ditch position by the transverse axis cover of adjusting connecting rod, can reach and adjust the relative arm of force length of treadle, reply the kinetic damping value size that cylinder pressure was provided to change, to increase the variability of motion.

Description of drawings

Fig. 1 is the three-dimensional combination of a utility model schematic appearance.

Fig. 2 is the three-dimensional combination of a utility model schematic side view.

Fig. 3 is the utility model folding rear side viewing schematic diagram.

Fig. 4 is the utility model front support rod and handlebar stem articulated section partial schematic diagram.

Fig. 5 is the decomposing schematic representation of the utility model front support rod and handlebar stem articulated section.

Fig. 6 is the location and the illustrative view of the utility model front support rod and handlebar stem articulated section.

Fig. 7 replys the decomposing schematic representation of cylinder pressure bottom and treadle connecting end for the utility model.

The specific embodiment

As accompanying drawing 1 to shown in the accompanying drawing 7, the utility model is to be made of front support rod 10, handlebar stem 20, answer cylinder pressure 30, back stay 40, treadle 50, latch 60, positioner 70 etc., wherein, two hack levers are symmetry, and suitable at interval apart from formed front support rod 10, these front support rod 10 upper ends are provided with first pivot 11 and second pivot 12; Handlebar stem 20 and two axostylus axostyles 31 of replying cylinder pressure 30 are hubbed on first pivot 11; Back stay 40 is hubbed on second pivot 12, and this back stay 40 is provided with a sleeve pipe 41 in second pivot, 12 places; Two treadles 50 are hubbed at the pivot of back stay 40 bottoms; These two answers cylinder pressure, 30 bottoms can be linked to the relative inner of two treadles 50 respectively; Front support rod 10 is formed with through hole 13 in second pivot 12 with respect to sleeve pipe 41 places of back stay 40, when planting the pore of through hole 13 and sleeve pipe 41 simultaneously by a latch 60, can make front support rod 10 and back stay 40 link exhibition support location, otherwise, after detaching latch 60, can make front support rod 10 and back stay 40 freely rotate each other, reach the effect that can laterally fold and not take up room fast; Front support rod 10 can be located by a movable locating device 70 hoop covers in first pivot, 11 bottoms with 20 of handlebar stems, handlebar stem 20 hoop covers can be positioned front support rod 10 by adjusting movable locating device 70, or make handlebar stem 20 freely curve; And being formed with one, handlebar stem 20 bottoms run through groove 21; Movable locating device 70 is by preceding, back hoop cover 71,72 and one screw rod 73 is formed, wherein, front and back hoop cover 71,72 are formed with the cambered surface that bent concave arc can be symmetrical in front support rod 10 and handlebar stem 20 in relative inner, and preceding hoop cover 71 is provided with circular hole 711, back hoop cover 72 is provided with screw 721 with respect to circular hole 711 places, current, back hoop cover 71,72 wale front support rod 10 and handlebar stem 20 simultaneously after, can utilize screw rod 73 to pass the groove 21 of handlebar stem 20 and the screw 721 of back hoop cover 72 by circular hole 711 ends, and screwed, before making, back hoop cover 71,72 can closely fetter front support rod 10 and handlebar stem 20, reach the function that is connected fixing, but make handlebar stem 20 strong fixs not loosening; And when unscrewing the screw rod 73 of movable locating device 70, can make forward and backward hoop cover 71,72 move down along the hack lever of two parallel symmetries of front support rod 10 and recess out handlebar stem 20, so, this handlebar stem 20 just can freely bend; Reply cylinder pressure 30 bottoms and be installed with a connecting rod 32, connecting rod 32 terminal formation one hooks 321, and be provided with a transverse axis 322; Treadle 50 inboard root edges are formed with the suitable at interval several grooves 51 of a row, with the transverse axis 322 that connecting rod 32 is provided, cover is buckled in location in the groove 51, by the transverse axis 322 of adjusting connecting rod 32, cover is buckled in different slots ditch 51 positions, can reach the relative arm of force length of setting treadle 50, to increase the variability of motion.

Claims (2)

1. A fully foldable stepper, which is composed of a front support rod, a handle rod, a return pressure cylinder, a rear support rod, two pedal rods, a latch, and a movable positioning device. The two rods are symmetrical and spaced appropriately. The upper end of the front strut is provided with a first pivot and a second pivot; Two pivots, and the rear support rod is provided with a sleeve at the second pivot; the two pedals are pivoted at the pivot at the bottom of the rear support rod; the bottoms of the two return pressure cylinders can be respectively connected to the relative inner sides of the two pedals; The front pole has a through hole at the second pivot relative to the bushing of the rear pole, and a bolt is inserted into the through hole and the tube hole of the bushing at the same time, so that the front pole and the rear pole are positioned in a stretched position , on the contrary, after the bolt is pulled away, the front support rod and the rear support rod can be freely rotated with each other; the feature is that the front support rod and the handle rod are positioned at the bottom of the first pivot shaft and can be positioned by the hoop of the movable positioning device. The movable positioning device locates the handle rod hoop on the front support rod, or makes the handle rod free to bend; a connecting rod is fixed at the bottom of the return cylinder, and a hook is formed at the end of the connecting rod, and a horizontal shaft is provided; The inner bottom edge of the rod is formed with a row of several grooves at appropriate intervals, and the transverse axis sleeve buckle of the connecting rod is positioned in the grooves. 2. A fully-foldable stepper according to claim 1, characterized in that: said movable positioning device is composed of a front and rear hoop and a screw, and the front and rear hoops are formed on the opposite inner sides. The curved concave arc can be symmetrical to the arc surface of the front strut and the handle rod, and the front hoop has a round hole, and the rear hoop is provided with a screw hole opposite to the round hole. The front and rear hoops hoop the front strut at the same time After reaching the handle rod, use the screw rod to pass through the groove of the handle rod and the screw hole of the rear hoop from the end of the round hole, and tighten it.

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