CN2307707Y - Vehicle with walking propulsion device - Google Patents

Abstract

The utility model relates to a vehicle with walking propulsion device, which belongs to the technical field of vehicle. The utility model is characterized in that the rope supporting arm of the bend extension mechanism of a supporting leg is in the shape of tilting; a leg extension rope is passed and arranged in a rope through way from the back side of an upper arm; a lower arm can be matched to rotate horizontally and can be used as a resettable crank arm; turn reset mechanisms are arranged in each driver; the turn reset mechanisms are composed of a convex block, a restoring spring, a circular pipe and a supporting sleeve; a steering knuckle or a steering fork is matched to a steering shaft; a crank is matched and connected in series with the control operating rod of a spring; the vehicle with walking propulsion device overcomes the defects that the bend extension function of the existing supporting leg is not completed; a long vehicle with a plurality of legs can not turn easily, and the height of spanning barriers is small. The utility model is suitable for toys, play, traffic, carrying, etc.

Description

Walking vehicle

The utility model relates to vehicle technology, particularly a kind of walking vehicle.Be applicable to toy, travel, traffic etc.

Though existing full mechanicalness step wise vehicle technology has been realized turning to and walking-function, most of supporting legs are straight column type, and the across obstacle height depends on the rotation maximum gauge of driver train and limited to." the disposable pet toy car " of US2918738 " amphibious walking vehicle " and US4840242 for example.Adopting the two-way ram cylinder to make supporting leg then causes complicated, the leg subject to damage of vehicle structure and the speed of a motor vehicle restricted.The supporting leg of " bionic vehicle with walking members " of Chinese patent 91110670.7 can be stretched by song, be made up of upper and lower arm, foot and flexible-extensible organization thereof, but imperfection, cross over and highly still to have limitation, and eccentric foot is not illustrated reset function.

Existing supporting leg all is not suitable for being used for the above long vehicle of eight legs, turns to because of being difficult for realization, especially during load-carrying.When being used for the step wise vehicle fully, existing full drive-type vehicle structure can not realize turning to and coordinating walking-function.More nobody succeeds in developing the trailer that can turn to.

The utility model purpose is to overcome the deficiency of above-mentioned existing walking vehicle technology and a kind of walking vehicle that big height, the speed of a motor vehicle are very fast, eight above long vehicles of leg easily turn to, trailer can turn to of crossing over is provided.

The purpose of this utility model is achieved in that

The walking vehicle that has stepping mechanism and driver train thereof, converts by full drive-type vehicle structure, the semiaxis rotating speed of different vehicle bridge equates:

(1) supporting leg is made up of upper and lower arm, foot, flexible-extensible organization, flexible-extensible organization by rope supporting arm, the rope of stretching one's legs, bent leg spring, help slide block, stretch one's legs bar and projection form, the rope supporting arm is skewed, and the rope supporting arm is 2/3rds to 3/4ths of a supporting leg upper arm length.Stretching one's legs restricts places and is connected in the underarm top of knee joint bearing pin front side from the logical rope race of leg upper arm rear side, and bent leg spring is connected in the front side of stretch one's legs bar bottom and upper arm upper side obliquely.

(2) the supporting leg lower end can reset and can connect with horizontally rotating and crank arm, and the lower end of cranking arm connects the universal joint foot again.

(3) in the driving system of existing full drive-type automobile, install one group between the axle side gear in each driver and limit rotatable Bringing-back mechanism, form by four groups of retracing springs, four projections, a pipe, a supporting sleeve.

(4) the steering swivel bearing pin is connected in series that steering shaft, steering swivel are fixed in steering shaft, there is crank on this top and cooperates a control operating rod, spring of end series connection of bar, and this bar and handle can be positioned at outside the car shell.If profile is the animal shape, overall width is less, and then crank and pull bar all are positioned at the operator's saddle front side.

The song that the utility model has the advantages that supporting leg stretches that function is more perfect, and the supporting leg that can bend and stretch can be crossed over big height, can keep bigger stepping rate again simultaneously, and eight above cars of leg turn to flexibly, trailer easily turns to or the like.Be specially adapted to toy, travel, traffic, carrying or the like.

The utility model structure is provided by the following drawings.

Fig. 1 is the side elevation in partial section of the utility model prototype supporting leg embodiment.

Fig. 2 is that the A of Fig. 1 is to scheme drawing.

Fig. 3 is the part sectional view of second embodiment.

Fig. 4 is the rotatable Bringing-back mechanism part sectional view of limit.

Fig. 5 is the A-A cutaway view of Fig. 4.

Fig. 6 is the B-B cutaway view of Fig. 4

Fig. 7 is that another limit is changeed the Bringing-back mechanism scheme drawing.

Fig. 8 is the simplified schematic diagram of steering hardware.

Fig. 9 is that the C-C of Fig. 8 is to simplified schematic diagram.

Describe CONSTRUCTED SPECIFICATION of the present utility model and service condition in detail below in conjunction with accompanying drawing.

The utility model is based on Chinese patent 91110670.7 and 91228871. * " bionic vehicle with walking members ", reference and quote and adopt existing corresponding mechanical technique to make.

(1), in the running device of the present utility model, supporting leg A is made up of upper arm 3, underarm 12, universal joint foot 15 and flexible-extensible organization thereof, the rope supporting arm 27 of flexible-extensible organization, the rope 22 of stretching one's legs, the bar 25 of stretching one's legs, helps slide block 1, projection 26, bent leg spring 5, tether hook 9 to form.Knee joint is made up of the lower support 20 of upper arm, upper support 17, bearing pin 18, underarm lower surface 8 and the underarm upper surface of underarm, guarantee that upper arm and underarm can be around the bearing pin 18 composition legs and the activities of stretching one's legs, the angle that upper and lower arm forms when making bent leg is 30 degree, foot 15 can be done forward and swing backward, and can make horizontal and rotate.Rope supporting arm 27 is positioned at leg A inboard (also can be positioned at the outside that helps slide block 1), helps slide block to be positioned at the outside of leg A, be fixed in by bolt 28 on the bolster 2 of hold-down arm 30, and upper arm 3 can be around axle 2 swing.The fixing bearing pin 19 of upper support 17 lateral surfaces of bearing pin 18 rear sides, with cooperating that the bar 25 lower ends work of stretching one's legs can be swung, skewed bent leg spring 5 one ends are fixed in the bottom of this bar 25 and the other end is fixed in front side, the upper arm 3 upper semisections outside, projection 26 is fixed in the lateral surface of guide rail hole 4 rear sides, and effect is that shelves live by spring 5 to strain at the bar 25 of stretching one's legs to forward swing.Rope 22 the end of stretching one's legs is linked to the hole 24 of the lower end of rope supporting arm 27, and the other end is placed through the logical rope race 21 of upper arm 3 bottoms and the adapter sleeve collar 10 at the tether hook 9 of underarm 12 upper supports 17 front portions from leg A rear side; The collar 10 is positioned at recess 11, is covered by catch 7, and catch 7 is fixed in the underarm outside; Rope supporting arm 27 is skewed, and the angle α that forms with horizon is the 30-45 degree, and the length of arm 27 is 2/3rds to 3/4ths of upper arm.The bar 25 upper ends disengaging of stretching one's legs when guaranteeing leg A pendulum to back terminated line b helps sliding surface, bent leg spring 5 is straining at the bar 25 of stretching one's legs, and underarm 12 is swung backward around bearing pin 18, and leg A is flexion, upper and lower arm forms the angles of 30 degree, the activity that logical simultaneously rope race 21 does not hinder upper support 17 when putting behind underarm; And when guaranteeing the rotation of axle drive shaft 23, actuating arm 29, driving handle 6 supporting arm 27 of not restricted stops.Must guarantee that also leg A is driven handle 6 and promotes to forward swing during to preceding terminated line a, the rope 22 of stretching one's legs drawn termination, the tether hook 9 of leg A underarm 12 drawn, made simultaneously underarm 12 around bearing pin 18 to forward swing until the leg straight configuration.

Underarm 12 lower ends connect universal joint foot 15, but the fixing protruding handle 13 in the front side of underarm bottom, and handle 13 connects the left and right side that two retracing springs 14, springs connect foot 15 respectively, cooperate extension spring 16 between the downside behind foot 15 rear sides and the underarm.See Fig. 1,2.

(2) lower shaft 36, lower shaft are made and 38 the top central siphon 37 of cranking arm cooperates in straight column type supporting leg 32 lower ends with guide rail hole 31 and downside axis hole thereof, this is managed 37 outside faces and has circular groove 35, this groove cooperates two blocks of suspension hook plates 33, this plate by bolt in straight column type supporting leg 32 lower side, retracing spring 34 is respectively on connection pipe 37 upper side and the plate 33, guarantees to crank arm 38 can do to horizontally rotate and can be returned to original position.38 lower ends of cranking arm cooperate universal joint foot 15 simultaneously.Cranking arm, to can be made into Elastic Steel tabular for 38 stage casing, guaranteed buffer action.Perhaps the lower shaft 36 of the supporting leg that can bent stretch 38 cooperates with cranking arm.This leg should be used for the non-leg that turns to, as the car back leg.

When (3) directly adopting existing full drive-type vehicle structure, the diff of each main gear device 39 can be reequiped:, install one group and limit rotatable Bringing-back mechanism enlarging distance between the axle side gear 52,41 of left and right half 51,42 and between the planetary wheel 40,45.This mechanism is made up of 54,44,48,53, pipes of 49,50,55,56, four projections of four groups of retracing springs 43, a supporting sleeve 47, and one of them projection 44 is fixed on the inside face corresponding surface that circle centre position and two projections 48,54 are individually fixed in supporting sleeve 46 that departs from that right axle shaft gear 41,53 of projection are fixed in left half axle gear 52; Projection 44 is corresponding with 54, projection 48 is corresponding with 53.Retracing spring is a compression spring, two groups be matched with between projection 44 and 54 respectively, another group is matched with between projection 48 and 53, between pipe 43 and the supporting sleeve 47.Pipe is free shape, plays the supporting retracing spring, and the axle 46 of planetary wheel 40,45 is matched with on the supporting sleeve 47 simultaneously.During work, when left leg A2 ground connection and right leg A1 are earth-free, diff work and make left half axle 51 littler than the rotating speed of right axle shaft 42 and supporting sleeve 47 (or planetary wheel center cross 57), diff is done the rotation of N direction, supporting sleeve projection 48 compression reseting springs 50, but the gearing of planetary wheel 40,45 makes projection 44 compression reseting springs 49 of right axle shaft 42 rotating speeds greater than supporting sleeve 47 (or center cross 57), while right axle shaft gear 41 again.When right leg A1 ground connection and during left leg A2 built on stilts, right axle shaft 42 rotating speeds are less than left half axle 51 and supporting sleeve 47, supporting sleeve projection 54 compression reseting springs 55, projection 53 compression reseting springs 56 of left half axle gear 52, simultaneously, the projection 53 of retracing spring 50 meeting promotion left half axle gears resets left half axle 51.Like this, realize the coordination function of stepping, and be beneficial to and turn to.See Fig. 4-6.

When supporting sleeve repacked planetary wheel center cross 57 among Fig. 7, supporting sleeve 48,54 was individually fixed in center cross 57 near the left surface of planetary wheel 45 and the right flank of close planetary wheel 40, with cooperating two short pipes 58,59.

(4), steering shaft 60,64 is made in the steering hardware bearing pin of steering swivel 67,65, can make steering swivel turn to swing when guaranteeing to rotate steering shaft.The upper semisection of steering shaft is a crank 68, cooperates extension spring 61 of end series connection of a control operating rod 63, bar between the left and right crank 68, and pull bar 63 and crank 68 can be positioned at outside the outer or animal shape car shell 62 of car shell 62, but cooperate with the driver's seat.Guarantee left or the right side can promote control operating rod that can make crank, steering shaft 60,64, steering swivel 67,65 or turn right movingly, supporting leg A2, A1 realize turning to left.Steering shaft also can be directly connected on the fork handle of existing steering fork.Hand direct pull control operating rod is to realize turning to of car.See Fig. 8,9.

Claims (7)

1, the walking vehicle that has stepping mechanism and driver train thereof and convert by existing full drive-type vehicle structure, it is characterized in that, cooperate the rotatable Bringing-back mechanism of limit in the diff of each driver of transmission system, this mechanism is made up of four projections, four groups of retracing springs, a pipe, a supporting sleeve, between the axle side gear and between the planetary wheel; Projection be fixed on that left half axle gear, another projection are fixed in the right axle shaft gear and in correspondence with each other and be positioned at its non-center of circle portion, supporting sleeve cooperates with planetary axle, the supporting sleeve inside face is fixed two projections and is positioned at face in correspondence with each other, simultaneously with the projection of left and right half gear in correspondence with each other; Retracing spring between axle side gear projection and supporting sleeve projection simultaneously between supporting sleeve and pipe.

2, walking vehicle according to claim 1, it is characterized in that, fix a projection near a planetary center cross left surface in the diff, fix another projection near corresponding planetary center cross right flank, these two projections respectively with left and right half gear projection in correspondence with each other and cooperate, cooperate four groups of retracing springs and two short pipes respectively.

3, walking vehicle according to claim 1, it is characterized in that, supporting leg is made up of upper arm, underarm, foot and flexible-extensible organization thereof, flexible-extensible organization by the rope supporting arm, help slide block, the rope of stretching one's legs, the bar of stretching one's legs, bent leg spring form, the rope supporting arm is skewed, and bent leg both ends of the spring connects the inclined to one side leading flank of bar lower semisection and upper arm top of stretching one's legs respectively; The end of rope of stretching one's legs is placed through the logical rope race of upper arm rear side and is connected in the tether hook of inclined to one side front side, underarm top; The last facies lateralis brachii first half that is positioned at the guide rail hole rear side is fixed a projection.

4, walking vehicle according to claim 1 is characterized in that, supporting leg, be straight column type or can bent stretch, the bottom of leg comprises that the lower semisection of underarm has a lower shaft, cooperates with cranking arm of can horizontally rotating; Lower shaft is connected in the central siphon on the top of cranking arm, and the outside face of central siphon has circular groove, and groove cooperates with two blocks of suspension hook plates, and this plate is fixed in the leg lower side, and retracing spring is matched with on suspension hook plate and the central siphon lateral surface; The lower end of cranking arm cooperates the universal joint foot.

5, walking vehicle according to claim 4 is characterized in that, the stage casing of cranking arm is that Elastic Steel is tabular.

According to claim 3 or 4 described walking vehicles, it is characterized in that 6, the protruding handle of underarm lower front side cooperates the and arranged on left and right sides retracing spring, spring is connected in the foot both sides simultaneously.

7, walking vehicle according to claim 1 is characterized in that, steering swivel or steering fork fork handle connect steering shaft ordinatedly, and the crank of left and right axle upper semisection cooperates a control operating rod that is in series with an extension spring.

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