CN2780607Y

CN2780607Y - Portable universal power head

Info

Publication number: CN2780607Y
Application number: CN 200520101322
Authority: CN
Inventors: 黄德荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-01
Filing date: 2005-04-01
Publication date: 2006-05-17
Anticipated expiration: 2015-04-01

Abstract

The utility model discloses a portable and universal power head, which comprises a handle, a draw rod which is connected with the handle, guide ropes which are connected with the draw rod and are drawn by the draw rod, an upper guide wheel, a transitional wheel, and a return wheel which are used for reversing the guide ropes, coiling wheels, and a driving wheel which is connected with the coiling wheels, wherein the coiling wheels are connected with the driving wheel by overrunning clutches; an outer guide tube which is connected with the handle and an inner guide tube which is inside the outer guide tube and can do relative movements in an axial direction with the outer guide tube are also arranged; the draw rod, the guide ropes, the upper guide wheel, the transitional wheel, the return wheel, and the coiling wheels are arranged inside the outer guide tube, the inner guide tube, and a universal supporting foot which is integral with the inner guide tube; both sides of the driving wheel are respectively provided with one coiling wheel and one overrunning clutch; the guide ropes are coiled on the coiling wheels, and the coiling directions of the guide ropes on the coiling wheels on both sides of the driving wheel are reverse; the handle is connected to a supporting axis by the outer guide tube, the inner guide tube and the universal supporting foot. The portable and universal power head has the advantages of concise structure, high drive efficiency, and portable and convenient operation, and can achieve the effect of combining rotation, speeds and directions into integration. The portable and universal power head can be used for driving various manpower vehicles.

Description

Hand universal driving head

Technical field

The utility model relates to a kind of hand universal driving head, and the portable handle handle of specifically a kind of usefulness by the unit head of rope transferring power, can be used for driving various human powered vehicles.

Background technology

Adopt of present bicycle, three-wheel vehicle, disabled person's car and fun vehicle ridden or hand-cranking running gear more, and its transmission is a chain-wheel mechanism.When this chain-wheel mechanism rotates at its hinge wheel, lower dead point in the existence, moment unbalance, driving efficiency is low.Denomination of invention is the Chinese patent (patent No.: 02203186 of " arm strength Kickboard Scooter structure ", the day for announcing: on April 9th, 2003) disclose a kind of arm strength Kickboard Scooter structure, two independently rotary wheels mainly are pivoted in bottom surface, a car body rear, the opposite side of two wheels extends a wheel shaft respectively, it is characterized in that: these both sides, car body bottom surface are protruded a pedestal respectively down, and two axles is hubbed on the position of pedestal near back segment, car body rear central authorities are provided with the free end that a bearing seat supports wheel shaft, and on the pedestal and the wheel shaft between the bearing seat of car body both sides, sheathed one drive assembly respectively; Each drives assembly and is made of a reel, a unilateral bearing and a spiral spring, this reel is hollow form and is set on the wheel shaft, this reel one end is embedded with a unilateral bearing, end is equipped with a fixed muffle in addition, this fixed muffle one end is fixed on the car body, and makes a spiral spring inlay card between fixed muffle and reel, and this reel outer rim has a rope around volume again, this rope in addition end passes the car body end face, and passes an affixed handle on the free end of car body at rope.Its weak point is, structure is huge, and driving efficiency is low; Being provided with of spiral spring increased the pulling of handle resistance, and the backhaul of handle is by the elastic force work of spiral spring, and this backhaul is not done work, and causes the waste of the energy; Do not have and turn to function.

Summary of the invention

The purpose of this utility model is to overcome the deficiency of prior art, a kind of new unit head that can be used for style body-building recreation equipment and perambulator, welfare car is provided, and its structure is terse, the driving efficiency height, the handgrip round trip all can do work, and handgrip also has the comprehensive function that turns to simultaneously.

The utility model solves the problems of the technologies described above the technical scheme that is adopted:

A kind of hand universal driving head, comprise handgrip, with handgrip bonded assembly stay, the dragline that is connected and is subjected to the stay traction with stay, the top tumbler that is used for the dragline commutation, transition wheel and roundtrip wheel, rolling wheel and with rolling wheel bonded assembly drive wheel, described rolling wheel is connected with drive wheel by overriding clutch, it is characterized in that: also have with described handgrip bonded assembly outer catheter and in outer catheter, can make the inner catheter of axial relative motion with outer catheter, described stay, dragline, top tumbler, transition wheel, roundtrip wheel and rolling wheel place outer catheter and inner catheter to reach and inner catheter is in the universal stand-off of one, respectively there are a rolling wheel and overriding clutch in the both sides of described drive wheel, be wound with dragline on the rolling wheel, the coiling direction of dragline is opposite on the rolling wheel of drive wheel both sides, and described handgrip is connected in pivot shaft by outer catheter and inner catheter and universal stand-off.

The technical scheme that the utility model can also adopt is:

Described transition wheel has 4, and the axis of its axis and roundtrip wheel has an angle theta on horizontal surface, 0 °＜θ＜90 °.

The cross-sectional plane of described outer catheter and inner catheter is ellipse or polygon.

The length that described dragline is wound on the rolling wheel equals outer catheter is made axial motion with respect to inner catheter range.

The setting nut of regulating the dragline elasticity is arranged on the described inner catheter.

Because the utility model has been taked above-mentioned technical measures, it compared with prior art has following advantage:

1, structure is terse: all drive elements and turning member all are incorporated on the long tube (conduit);

2, driving efficiency height: whole dragline system continuous doing work back and forth under the effect of handgrip drives moment work such as drive wheel;

3, there is drive wheel to turn to function: when handgrip lifts the wheels walking, can handle the rotation that drive wheel moves towards to do 360 ° of directions, make the operation of left and right vehicle wheel front and back all become possibility, reach collection rotation, speed, the Trinitarian effect of direction, operate very easy.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is that the A-B-C-D of Fig. 1 is to cross-sectional view;

Fig. 3 is that the F-F of Fig. 2 is to cross-sectional view;

Fig. 4 is that the E-E of Fig. 1 is to cross-sectional view.

The specific embodiment

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

With reference to accompanying drawing, the utility model comprises outer catheter 7 and can be fixed on the outer catheter 7 with inner catheter 6, one handgrips 1 that outer catheter 7 is done axial relative motion in outer catheter 7.Outer catheter 7 is captiveed joint with stay 4, and stay 4 is connected on the dragline 3 by fastener 5.There is the top tumbler 2 that is used for dragline 3 commutation with inner catheter 6 bonded assemblys inner catheter 6 upper ends, in the universal stand-off 11 that combines as a whole with inner catheter 64 transition wheels 13 and 1 roundtrip wheel 12 are arranged.4 transition wheels 13 and 1 roundtrip wheel 12 are installed on the support 10.Transition wheel 13 is used for the transition of dragline 3, and roundtrip wheel 13 is used for the round commutation of dragline 3.The axis of the axis of transition wheel 13 and roundtrip wheel 12 has an angle theta on horizontal surface, and 0 °＜θ＜90 °, preferably about 50 °.Respectively there are a rolling wheel 15 and overriding clutch 16 in the both sides of drive wheel 14, and described rolling wheel 15 is connected with drive wheel 14 by overriding clutch 16.Overriding clutch 16 can adopt single direction ratchet mechanism, or claims flywheel mechanism.Described stay 4, dragline 3, top tumbler 2, transition wheel 13, roundtrip wheel 12 and rolling wheel 15 etc. all place outer catheter 7 and inner catheter 6 and the universal stand-off 11 that combines as a whole with inner catheter 6 in.The outside, bottom of inner catheter 6 connects universal stand-off 11 by 2 Steel bowl bearings 9.Be fixed with feet 18 between 2 Steel bowl bearings 9, can easily this unit head be installed on various equipment and the human powered vehicle.Handgrip 1 is connected on the pivot shaft 17 by outer catheter 7 and inner catheter 6 and universal stand-off 11.Because stay 4 is a U-shaped bar, it is through in two holes on inner catheter 6 tops versatilely, can make the axial motion with respect to inner catheter 6, but can not do the circumferential rotation with respect to inner catheter 6; Again because the cross-sectional plane of outer catheter 7 and inner catheter 6 is ellipse or polygon, also makes handgrip 1 can make axial motion, but can not do circumferential rotation with respect to inner catheter 6 with respect to inner catheter 6.Like this, when handgrip 1 is done to be parallel to ground-surface turn, can handle pivot shaft 17 and be installed in any trend of the drive wheel 14 on the pivot shaft 17.

The winding of dragline 3: if the point of connection (fastener 5 places) of hypothesis stay 4 and dragline 3 is the starting point of dragline 3 one ends, from this point, dragline 3 passes through 2 transition wheels 13 up and down of drive wheel 14 1 sides more earlier by top tumbler 2.Pass through from the inboard of last transition wheel 13 during transition wheel 13 on the process, pass through from the outside of transition wheel 13 down during through transition wheel 13 down.Walk around the rolling wheel 15 of the same side again.Dragline 3 is wound on length on the rolling wheel 15 and preferably equals outer catheter 7 and make the range of axial motion with respect to inner catheter 6, is being advisable around about 3 circles on the rolling wheel 15.Dragline 3 is walked around the opposite side that roundtrip wheel 12 arrives drive wheels 14 again, the same as mentioned above rolling wheel 15 of wheel 14 opposite sides of overdriving of reeling, but the coiling direction of dragline 3 and last side rolling wheel 15 is opposite.Again through following last 2 transition wheels 13 of the same side.Pass through from the outside of transition wheel 13 down during through following transition wheel 13, pass through from the inboard of last transition wheel 13 during transition wheel 13 on the process.Get back to the closed dragline of point of connection (the fastener 5 places) system of stay 4 and dragline 3 at last.Setting nut 8 is arranged on the inner catheter 6, reach the purpose of regulating dragline 3 elasticities by the relative position of regulating top tumbler 2 and universal stand-off 11.

The working process of the utility model universal driving head: with reference to Fig. 1, when when having handed up handgrip 1, stay 4 just drives dragline 3 upward movements, and towing point is fastener 5 places, the dragline upward movement of this side.The rolling wheel 15 that dragline 3 drives drive wheel 14 these sides rotates, and rolling wheel 15 drives drive wheel 14 by overriding clutch 16 and rotates.And the rolling wheel 15 of drive wheel 14 opposite sides because dragline 3 coiling direction thereon mutually on the contrary with last rolling wheel 15 direction of rotation, bonded assembly overriding clutch 16 skids on it; When promoting handgrip 1 downwards with hand, stay 4 promotes dragline 3 and moves downward, and towing point is fastener 5 places, and the dragline of this side moves downward.The rolling wheel 15 that dragline 3 drives drive wheel 14 these sides rotates, the direction of rotation when rotation direction and stay 4 pulling draglines 3, overriding clutch 16 skids of this side.And the rolling wheel 15 of drive wheel 14 opposite sides is opposite because of dragline 3 coiling direction thereon, and the overriding clutch 16 on it no longer skids, and rotates but drive drive wheel 14.So, as long as constantly carry up and down and starting, just the linear reciprocating motion of handgrip 1 can be converted to the moment circular movement such as continuous of drive wheel 14 1.Handgrip 1 is being done the straight-line while up and down reciprocatingly, and can do to be parallel to ground-surface turn, drive the pivot shaft 17 on the universal stand-off 11 and be installed in the rotation that drive wheel 14 on the pivot shaft 17 makes to be parallel to ground-surface positive and negative 360 ° of any direction of travel, improved the loaded down with trivial details and operational inconvenience that driver train and direction mechanism are provided with respectively in the prior art.

Claims

1, a kind of hand universal driving head, comprise handgrip (1), with handgrip (1) bonded assembly stay (4), the dragline (3) that is connected and is subjected to stay (4) traction with stay (4), the top tumbler (2) that is used for dragline (3) commutation, transition wheel (13) and roundtrip wheel (12), rolling wheel (15) and with rolling wheel (15) bonded assembly drive wheel (14), described rolling wheel (15) is connected with drive wheel (14) by overriding clutch (16), it is characterized in that: also have with described handgrip (1) bonded assembly outer catheter (7) and in outer catheter (7), can make the inner catheter (6) of axial relative motion with outer catheter (7), described stay (4), dragline (3), top tumbler (2), transition wheel (13), roundtrip wheel (12) and rolling wheel (15) place outer catheter (7) and inner catheter (6) to reach and inner catheter (6) is in the universal stand-off (11) of one, respectively there are a rolling wheel (15) and overriding clutch (16) in the both sides of described drive wheel (14), be wound with dragline (3) on the rolling wheel (15), the coiling direction that the rolling wheel (15) of drive wheel (14) both sides is gone up dragline (3) is opposite, and described handgrip (1) is connected in pivot shaft (17) by outer catheter (7) and inner catheter (6) and universal stand-off (11).

2, hand universal driving head according to claim 1 is characterized in that: described transition wheel (13) has 4, and the axis of its axis and roundtrip wheel (12) has an angle theta on horizontal surface, 0 °＜θ＜90 °.

3, hand universal driving head according to claim 1 is characterized in that: the cross-sectional plane of described outer catheter (7) and inner catheter (6) is ellipse or polygon.

4, hand universal driving head according to claim 1 is characterized in that: the length that described dragline (3) is wound on the rolling wheel (15) equals outer catheter (7) is made axial motion with respect to inner catheter (6) range.

5, hand universal driving head according to claim 1 is characterized in that: the setting nut (8) that adjusting dragline (3) elasticity is arranged on the described inner catheter (6).