CN203651737U - A dragging device of a power-driven monocycle and the power-driven monocycle employing the same - Google Patents
A dragging device of a power-driven monocycle and the power-driven monocycle employing the same Download PDFInfo
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- CN203651737U CN203651737U CN201320893951.7U CN201320893951U CN203651737U CN 203651737 U CN203651737 U CN 203651737U CN 201320893951 U CN201320893951 U CN 201320893951U CN 203651737 U CN203651737 U CN 203651737U
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- trombone slide
- outer tube
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- electric unicycle
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Abstract
The utility model belongs to the field of power-driven monocycles and discloses a dragging device of a power-driven monocycle and the power-driven monocycle employing the same. The dragging device comprises a retractable pull tube device which is fixedly installed in a power-driven monocycle shell and can extend out from the upper front portion or the upper rear portion of the power-driven monocycle, and two rolling wheels which are connected with the retractable pull tube device through a linkage device and disposed on the two sides of the monocycle shell. When extending out toward the upper front portion or the upper rear portion, the retractable pull tube enables the linkage device to drive the rolling wheels to extend out toward the lower rear portion or the lower front portion of the power-driven monocycle, and the rolling wheels extend to limit positions and are contacted with the ground. Through cooperation of the rolling wheels and a wheel, a tricycle structure easy to drag is formed; the retractable pull tube device enables the power-driven monocycle to be dragged to move forward manually; with the linkage device, when the retractable pull tube device is operated, the rolling wheels can be driven to extend out to be contacted with the ground or retract back to the monocycle shell, so that the linkage device is convenient to use and has no influence on the normal riding of the power-driven monocycle.
Description
Technical field
The utility model belongs to electric single-wheel bassinet structure field, and the one that is specifically related to electric unicycle manually tows device.
Background technology
Electric unicycle is a kind of driven by power, have the vehicle of homeostasis ability.In today of social develop rapidly, traffic congestion has also become final phenomenon, and it is development of fashion as the vehicle that electric unicycle replaces bicycle and battery-driven car.The rise of electric unicycle, is about to cause a new traffic revolution.Existing electric single-wheel bassinet structure as shown in Figure 1, mainly includes car shell and wheel, and control circuit and battery are also installed in car shell.In order to have lighter weight, its battery carrying is also less, and flying power is poor, after battery electric quantity exhausts, cannot use, and carries trouble.
Summary of the invention
Technical problem to be solved in the utility model is: the deficiency existing for prior art, provide a kind of after electric unicycle battery is finished, the convenient and strength-saving device that tows that carries electric unicycle of energy, and the electric single-wheel bassinet structure that has used this kind to tow device is provided.
For solving the problems of the technologies described above, be achieved by the following technical solutions: a kind of electric unicycle tow device, include and be fixedly mounted in electric unicycle car shell and can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.
As preferred version: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises the two or more telescopic pipes that are slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod.
As preferred version: in described outer tube, the telescopic pipe of one deck is lower trombone slide, and lower trombone slide is arranged on outer tube top, and outer tube bottom slidably connects a wheel bar, the bottom of wheel bar is connected with described roller; Described linkage includes the linkage gear that is rotatably connected on outer tube middle part, be fixedly connected on wheel bar upper end first interlock tooth bar and be fixedly connected on lower trombone slide bottom second interlock tooth bar, first interlock tooth bar and second interlock tooth bar respectively with linkage gear engaged transmission.
As preferred version: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises three or three above telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and in outer tube, the telescopic pipe of one deck is lower trombone slide, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod; Described roller is arranged on a wheel bar lower end, and wheel bar is slidably connected in a wheel bar outer tube, and outer tube is positioned at the homonymy of electric unicycle with wheel bar outer tube and the bottom of outer tube is mutually close with the upper end of wheel bar outer tube; Described linkage includes the linkage gear that is arranged on car shell inwall, be fixedly connected on wheel bar upper end first interlock tooth bar and be fixedly connected on lower trombone slide bottom second interlock tooth bar, first interlock tooth bar and second interlock tooth bar respectively with linkage gear engaged transmission; Described the first interlock tooth bar and the second interlock tooth bar are in Different Plane.
As preferred version: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises three or three above telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and in outer tube, the telescopic pipe of one deck is lower trombone slide, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod; Described roller is arranged on a roller mounting rod lower end, and roller mounting rod is hinged on car shell inwall, and roller and handle rod are in homonymy; Described linkage is connected between the upper end and lower trombone slide of roller mounting rod, and linkage includes a roller pull bar, and roller pull bar upper end is fixedly connected with lower trombone slide bottom, and roller pull bar lower end and roller mounting rod upper end are rotationally connected.
As preferred version: described roller pull bar at least includes the draw-in bar and the outside link that are slidably socketed, outside link lower end be rotationally connected with roller mounting rod upper end, draw-in bar upper end is fixedly connected with lower trombone slide bottom.
As preferred version: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole that coordinates engaging with described dop; Location fastener differs between the wall of dop one side and lower trombone slide opposite side inwall and is fixed with spring; In described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole.
As preferred version: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole that coordinates engaging with described dop; Location fastener differs from the wall of dop one side and is integrally formed with kelly, offers the through hole passing for kelly end on lower trombone slide sidewall, offers the lower knock hole that coordinates engaging with described kelly end on the sidewall of described outer tube bottom; On the fastener of location, between the wall at kelly place and lower trombone slide opposite side inwall, be fixed with spring; In described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole, or makes kelly end and lower knock hole engaging.
As preferred version: described upper trombone slide is by the fixing upper trombone slide being hinged and rotate upper trombone slide and form, in the rotation of handle rod and both sides, the upper end of trombone slide is fixedly connected with.
The utility model also provides a kind of above-mentioned electric unicycle that tows device that adopted, include and be arranged on wheel and a car shell on vehicle frame, the top of car shell in wheel also covers wheel top, in described car shell, being provided with can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, roller extend out to end position and contacts with ground.
Compared with prior art, the beneficial effects of the utility model are: coordinate wheel to form the structure for tricycle of being convenient to drag by described roller is set, described flexible tube-pulling apparatus is convenient to manually to tow electric unicycle and is moved ahead, described linkage be convenient to by operate flexible tube-pulling apparatus simultaneously driving rolls launch to support ground or pack up to car shell, easy to use and do not affect normally riding of electric unicycle.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing common electric wheelbarrow.
Fig. 2 is the structural representation that embodiment 1 tows device deployed condition electric unicycle.
Fig. 3 is the structural representation that embodiment 1 tows device collapsed state electric unicycle.
Fig. 4 is the dop of location fastener coordinates engaging state a kind of structural representation with the upper knock hole on outer tube.
Fig. 5 be middle trombone slide upper end coordinate with upper trombone slide bottom so that two bodys in the structural representation of disengaged position not.
Fig. 6 is the dop of another kind of location fastener coordinates engaging state structural representation with the upper knock hole on outer tube.
Fig. 7 is the kelly of location fastener coordinates engaging state structural representation with the lower knock hole on outer tube.
Fig. 8 is the structural representation of upper trombone slide.
Fig. 9 is the deployed condition structural representation of flexible tube-pulling apparatus.
Figure 10 is the deployed condition structural representation that embodiment 3 tows device.
Figure 11 is the deployed condition structural representation that embodiment 5 tows device.
Figure 12 is the collapsed state structural representation that embodiment 5 tows device.
P, car shell; Q, wheel; 1, roller; 2, wheel bar; 20, wheel bar outer tube; 21, the first interlock tooth bar; 3, outer tube; 301, upper knock hole; 302, lower knock hole; 31, linkage gear; 4, lower trombone slide; 41, the second interlock tooth bar; 42, location fastener; 421, dop; 422, guiding kink; 423, kelly; 43, spring; 5, middle trombone slide; 51, upper limit portion; 6, upper trombone slide; 6a; Fixing upper trombone slide; Trombone slide in 6b, rotation; 61, lower limit portion; 7, handle rod; 8, roller mounting rod; 9, roller pull bar; 91, outside link; 92, draw-in bar.
The specific embodiment
With reference to the accompanying drawings the specific embodiment of the present utility model is made a detailed explanation below.
Shown in Fig. 2,3,4,5,8,9, a kind of electric unicycle described in the present embodiment tow device, include and be fixedly mounted in electric unicycle car shell P and can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers 1 that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.Described car shell P is bolted on the metallic support in car shell by two halfbodies, and wheel Q is arranged on the support in car shell.Because electric unicycle can advance or fall back according to user's control, therefore the described electric unicycle back lower place or front lower place are relative saying, as shown in Figure 2, suppose that left side is for electric single-wheel front side, stretch out from electric unicycle back upper place flexible tube-pulling apparatus upper end, and roller stretches out from electric unicycle front lower place.
Described flexible tube-pulling apparatus includes two groups of flexible trombone slides, and every group of flexible trombone slide comprises four telescopic pipes that are slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube 3, and outer tube is fixedly connected on car shell madial wall, and interior one deck telescopic pipe is to be connected with a handle rod 7 between the upper trombone slide upper end of the flexible trombone slides of 6, two groups of upper trombone slides.
In described outer tube, the telescopic pipe of one deck is lower trombone slide 4, and lower trombone slide is arranged on outer tube top, and in lower trombone slide, the telescopic pipe of one deck is middle trombone slide 5, and outer tube bottom slidably connects a wheel bar 2, and the bottom of wheel bar is connected with described roller 1; Described linkage includes the linkage gear 31 that is rotatably connected on outer tube middle part, be fixedly connected on the first interlock tooth bar 21 of wheel bar 2 upper ends and be fixedly connected on the second interlock tooth bar 41, the first interlock tooth bars of lower trombone slide 4 bottoms and the second interlock tooth bar respectively with linkage gear engaged transmission.
The bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener 42, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop; Location fastener differs between the wall of dop one side and lower trombone slide opposite side inwall and is fixed with spring 43; The guiding kink that described middle trombone slide 5 moves down its extruding location, bottom fastener in process departs from dop and upper knock hole.
As shown in Figure 5, the upper limit portion that described middle trombone slide 5 upper ends can arrange indent coordinates with the lower limit portion that upper trombone slide bottom arranges, to guarantee that middle trombone slide and upper trombone slide do not depart from.Location fastener also can be set in middle trombone slide 5 to be coordinated with lower trombone slide.
Described upper trombone slide 6 is by the fixing upper trombone slide 6a being hinged and rotate upper trombone slide 6b and form, and in the rotation of handle rod 7 and both sides, the upper end of trombone slide 6b is fixedly connected with.
Described middle trombone slide can need to arrange 1-2 joint according to the entire length of flexible trombone slide, also can save middle trombone slide, and flexible trombone slide is made up of three telescopic pipes, and corresponding above-mentioned middle trombone slide can be replaced by upper trombone slide.
When use, by upwards pulling handle rod 7, by upper trombone slide, middle trombone slide, lower trombone slide pulls out successively, the the second interlock rack drives linkage gear being fixedly connected with lower trombone slide rotates, thereby drive relative the second interlock tooth bar counter motion of the first interlock tooth bar, the wheel bar being connected with the first interlock tooth bar oliquely downward stretches out along outer tube, the dop of location fastener and the upper knock hole on outer tube top to lower trombone slide bottom coordinate engaging, roller also reaches the limit of position, now, roller is in stable state, two rollers coordinate with wheel Q, can drag electric unicycle by handle rod moves ahead.While not needing to use roller, pushing handle rod 7 makes downwards in trombone slide, middle trombone slide, lower trombone slide retraction outer tube, after the bottom of central trombone slide is touched with the guiding kink of location fastener, dop and upper knock hole depart from, lower trombone slide is along outer tube down sliding, and roller and wheel bar are also retracted into virgin state under linkage drives.
In conjunction with Fig. 2, 3, 5, 6, 7, 8, shown in 9, the present embodiment is with the difference of embodiment 1: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener 42 is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop, location fastener differs from the wall of dop one side and is integrally formed with kelly 423, offers the through hole passing for kelly end on lower trombone slide sidewall, offers the lower knock hole 302 that coordinates engaging with described kelly end on the sidewall of described outer tube bottom, on the fastener of location, between the wall at kelly place and lower trombone slide opposite side inwall, be fixed with spring 43, in described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole, or makes kelly end and lower knock hole engaging.
Shown in Fig. 4,5,8,10, a kind of electric unicycle described in the present embodiment tow device, it is characterized in that: include and be fixedly mounted in electric unicycle car shell and can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.Described flexible tube-pulling apparatus includes two groups of flexible trombone slides, and every group of flexible trombone slide comprises three or four telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube 3, and outer tube is fixedly connected on car shell madial wall, and the telescopic pipe of one deck is lower trombone slide 4 in outer tube, and interior one deck telescopic pipe is to be connected with a handle rod 7 between the upper trombone slide upper end of 6, two groups of flexible trombone slides of upper trombone slide; Described roller 1 is arranged on wheel bar 2 lower ends, and wheel bar is slidably connected in a wheel bar outer tube 20, and outer tube is positioned at the homonymy of electric unicycle with wheel bar outer tube and the bottom of outer tube is mutually close with the upper end of wheel bar outer tube; Wheel bar outer tube is fixedly connected on car shell inwall equally; Described linkage includes the linkage gear 31 that is arranged on car shell inwall, be fixedly connected on the first interlock tooth bar 21 of wheel bar upper end and be fixedly connected on the second interlock tooth bar 41, the first interlock tooth bars of lower trombone slide bottom and the second interlock tooth bar respectively with linkage gear engaged transmission; Described the first interlock tooth bar and the second interlock tooth bar are in Different Plane.
The bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener 42, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop; Location fastener differs between the wall of dop one side and lower trombone slide opposite side inwall and is fixed with spring 43; The guiding kink that described middle trombone slide 5 moves down its extruding location, bottom fastener in process departs from dop and upper knock hole.
As shown in Figure 5, the upper limit portion that described middle trombone slide 5 upper ends can arrange indent coordinates with the lower limit portion that upper trombone slide bottom arranges, to guarantee that middle trombone slide and upper trombone slide do not depart from.Location fastener also can be set in middle trombone slide 5 to be coordinated with lower trombone slide.
Described upper trombone slide 6 is by the fixing upper trombone slide 6a being hinged and rotate upper trombone slide 6b and form, and in the rotation of handle rod 7 and both sides, the upper end of trombone slide 6b is fixedly connected with.
Described middle trombone slide can need to arrange 1-2 joint according to the entire length of flexible trombone slide, also can save middle trombone slide, and flexible trombone slide is made up of three telescopic pipes, and corresponding above-mentioned middle trombone slide can be replaced by upper trombone slide.
The present embodiment is compared with embodiment 1,2, due to roller and flexible tube-pulling apparatus homonymy, and the center of gravity of electric unicycle is in the side away from roller, when being dragged electric unicycle and advanced by handle rod like this, three wheels all land well, the situation that difficult generation is toppled over.
In conjunction with Fig. 5, 6, 7, 8, shown in 10, the present embodiment is with the difference of embodiment 3: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener 42 is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop, location fastener differs from the wall of dop one side and is integrally formed with kelly 423, offers the through hole passing for kelly end on lower trombone slide sidewall, offers the lower knock hole 302 that coordinates engaging with described kelly end on the sidewall of described outer tube bottom, on the fastener of location, between the wall at kelly place and lower trombone slide opposite side inwall, be fixed with spring 43, in described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole, or makes kelly end and lower knock hole engaging.
Shown in Fig. 4,5,8,11,12, a kind of electric unicycle described in the present embodiment tow device, include and be fixedly mounted in electric unicycle car shell and can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.Described flexible tube-pulling apparatus includes two groups of flexible trombone slides, and every group of flexible trombone slide comprises three or four telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube 3, and outer tube is fixedly connected on car shell madial wall, and the telescopic pipe of one deck is lower trombone slide 4 in outer tube, and interior one deck telescopic pipe is to be connected with a handle rod 7 between the upper trombone slide upper end of 6, two groups of flexible trombone slides of upper trombone slide; Described roller 1 is arranged on roller mounting rod 2 lower ends, and roller mounting rod is hinged on car shell inwall, and roller and handle rod are in homonymy; Described linkage is connected between the upper end and lower trombone slide 4 of roller mounting rod 8, and linkage includes a roller pull bar 9, and roller pull bar 9 upper ends are fixedly connected with lower trombone slide 4 bottoms, and roller pull bar lower end and roller mounting rod 8 upper ends are rotationally connected.Described roller pull bar at least includes the draw-in bar 92 and the outside link 91 that are slidably socketed, outside link lower end be rotationally connected with roller mounting rod upper end, draw-in bar upper end is fixedly connected with lower trombone slide bottom.
The bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener 42, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop; Location fastener differs between the wall of dop one side and lower trombone slide opposite side inwall and is fixed with spring 43; The guiding kink that described middle trombone slide 5 moves down its extruding location, bottom fastener in process departs from dop and upper knock hole.
As shown in Figure 5, the upper limit portion that described middle trombone slide 5 upper ends can arrange indent coordinates with the lower limit portion that upper trombone slide bottom arranges, to guarantee that middle trombone slide and upper trombone slide do not depart from.Location fastener also can be set in middle trombone slide 5 to be coordinated with lower trombone slide.
Described upper trombone slide 6 is by the fixing upper trombone slide 6a being hinged and rotate upper trombone slide 6b and form, and in the rotation of handle rod 7 and both sides, the upper end of trombone slide 6b is fixedly connected with.
Described middle trombone slide can need to arrange 1-2 joint according to the entire length of flexible trombone slide, also can save middle trombone slide, and flexible trombone slide is made up of three telescopic pipes, and corresponding above-mentioned middle trombone slide can be replaced by upper trombone slide.
When use, by upwards pulling handle rod 7, upper trombone slide, middle trombone slide, lower trombone slide are pulled out successively, the draw-in bar being fixedly connected with lower trombone slide moves up thereupon, draw-in bar and outside link are stretched to after end position, outside link pulls roller mounting rod to clockwise rotate, to locating the dop of fastener on lower trombone slide and the upper knock hole of outer tube coordinates after engaging, the restriction that roller mounting rod is subject to roller pull bar cannot rotate counterclockwise, thereby support in the lump on the ground with wheel Q, can drag electric unicycle by handle rod 7 and advance.Press down handle rod and drive upper trombone slide, middle trombone slide, lower trombone slide to return in the process in outer tube, lower trombone slide drives draw-in bar to move down, and after draw-in bar is taken in outside link completely, outside link then driving rolls mounting rod rotates counterclockwise and gets back to initial position.
It is the length in order to reduce roller mounting rod and left side, car shell hinged place bar section that described roller pull bar is made up of draw-in bar, outside link, has utilized the principle of lever, has reduced the arm of force, while pulling so roller mounting rod to rotate, comparatively requires great effort.In the time that the space in car shell is enough, roller pull bar also can adopt the single body of rod.
The present embodiment is compared with embodiment 1,2,3,4, length and angle of inclination that its advantage also comprises roller mounting rod 8 and respectively saves telescopic pipe can be adjusted neatly, can, according to the deployment scenarios of other parts in car shell, select better the installation site of flexible tube-pulling apparatus and roller mounting rod.
In conjunction with Fig. 5, 6, 7, 8, 11, shown in 12, the present embodiment is with the difference of embodiment 5: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener 42 is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink 422 extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop 421, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole 301 that coordinates engaging with described dop, location fastener differs from the wall of dop one side and is integrally formed with kelly 423, offers the through hole passing for kelly end on lower trombone slide sidewall, offers the lower knock hole 302 that coordinates engaging with described kelly end on the sidewall of described outer tube bottom, on the fastener of location, between the wall at kelly place and lower trombone slide opposite side inwall, be fixed with spring 43, in described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole, or makes kelly end and lower knock hole engaging.
The present embodiment provides a kind of electric unicycle, include and be arranged on wheel Q and a car shell P on vehicle frame, the top of car shell in wheel also covers wheel top, in described car shell, being provided with can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers 1 that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.This wheelbarrow can adopt any form of embodiment 1-6 that described flexible tube-pulling apparatus and roller are installed.
Claims (10)
- An electric unicycle tow device, it is characterized in that: include and be fixedly mounted in electric unicycle car shell and can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, and roller extend out to end position and contacts with ground.
- A kind of electric unicycle according to claim 1 tow device, it is characterized in that: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises the two or more telescopic pipes that are slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod.
- A kind of electric unicycle according to claim 2 tow device, it is characterized in that: in described outer tube, the telescopic pipe of one deck is lower trombone slide, lower trombone slide is arranged on outer tube top, and outer tube bottom slidably connects a wheel bar, and the bottom of wheel bar is connected with described roller; Described linkage includes the linkage gear that is rotatably connected on outer tube middle part, be fixedly connected on wheel bar upper end first interlock tooth bar and be fixedly connected on lower trombone slide bottom second interlock tooth bar, first interlock tooth bar and second interlock tooth bar respectively with linkage gear engaged transmission.
- A kind of electric unicycle according to claim 1 tow device, it is characterized in that: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises three or three above telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and in outer tube, the telescopic pipe of one deck is lower trombone slide, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod; Described roller is arranged on a wheel bar lower end, and wheel bar is slidably connected in a wheel bar outer tube, and outer tube is positioned at the homonymy of electric unicycle with wheel bar outer tube and the bottom of outer tube is mutually close with the upper end of wheel bar outer tube; Described linkage includes the linkage gear that is arranged on car shell inwall, be fixedly connected on wheel bar upper end first interlock tooth bar and be fixedly connected on lower trombone slide bottom second interlock tooth bar, first interlock tooth bar and second interlock tooth bar respectively with linkage gear engaged transmission; Described the first interlock tooth bar and the second interlock tooth bar are in Different Plane.
- A kind of electric unicycle according to claim 1 tow device, it is characterized in that: described flexible tube-pulling apparatus includes two groups of flexible trombone slides, every group of flexible trombone slide comprises three or three above telescopic pipes being slidably socketed successively, and two groups of flexible trombone slide symmetries are arranged on car shell both sides inwall; Outermost one deck telescopic pipe is outer tube, and outer tube is fixedly connected on car shell madial wall, and in outer tube, the telescopic pipe of one deck is lower trombone slide, and interior one deck telescopic pipe is upper trombone slide, between the upper trombone slide upper end of two groups of flexible trombone slides, is connected with a handle rod; Described roller is arranged on a roller mounting rod lower end, and roller mounting rod is hinged on car shell inwall, and roller and handle rod are in homonymy; Described linkage is connected between the upper end and lower trombone slide of roller mounting rod, and linkage includes a roller pull bar, and roller pull bar upper end is fixedly connected with lower trombone slide bottom, and roller pull bar lower end and roller mounting rod upper end are rotationally connected.
- A kind of electric unicycle according to claim 5 tow device, it is characterized in that: described roller pull bar at least includes the draw-in bar and the outside link that are slidably socketed, outside link lower end be rotationally connected with roller mounting rod upper end, draw-in bar upper end is fixedly connected with lower trombone slide bottom.
- 7. according to claim 3, 4, a kind of electric unicycle described in 5 any one tow device, it is characterized in that: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole that coordinates engaging with described dop, location fastener differs between the wall of dop one side and lower trombone slide opposite side inwall and is fixed with spring, in described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole.
- 8. according to claim 3, 4, a kind of electric unicycle described in 5 any one tow device, it is characterized in that: the bottom of described lower trombone slide be provided with one coordinate location with outer tube top there is elastomeric location fastener, one end of described location fastener is fixedly connected on the madial wall of lower trombone slide, the other end of location fastener is bent to form the guiding kink extending towards lower trombone slide opposite side madial wall, on the wall of location fastener and the laminating of lower trombone slide, be integrally formed with dop, on lower trombone slide sidewall, offer the through hole passing for dop, on the sidewall on described outer tube top, offer the upper knock hole that coordinates engaging with described dop, location fastener differs from the wall of dop one side and is integrally formed with kelly, offers the through hole passing for kelly end on lower trombone slide sidewall, offers the lower knock hole that coordinates engaging with described kelly end on the sidewall of described outer tube bottom, on the fastener of location, between the wall at kelly place and lower trombone slide opposite side inwall, be fixed with spring, in described lower trombone slide, the telescopic pipe of one deck moves down the guiding kink that in process, fastener is located in its bottom extruding and makes dop and the disengaging of upper knock hole, or makes kelly end and lower knock hole engaging.
- 9. according to the device that tows of a kind of electric unicycle described in claim 2,3,4,5 any one, it is characterized in that: described upper trombone slide is by the fixing upper trombone slide being hinged and rotate upper trombone slide and form, in the rotation of handle rod and both sides, the upper end of trombone slide is fixedly connected with.
- 10. one kind has adopted the electric unicycle that tows device described in claim 1-9 any one, it is characterized in that: include and be arranged on wheel and a car shell on vehicle frame, the top of car shell in wheel also covers wheel top, in described car shell, being provided with can be from electric unicycle front upper place or the flexible tube-pulling apparatus that stretches out of back upper place, and two rollers that are positioned at car shell both sides that are connected with flexible tube-pulling apparatus by linkage, described flexible tube-pulling apparatus makes linkage driving rolls stretch out to the electric unicycle back lower place or front lower place to front upper place or when back upper place is stretched out, roller extend out to end position and contacts with ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893951.7U CN203651737U (en) | 2013-12-31 | 2013-12-31 | A dragging device of a power-driven monocycle and the power-driven monocycle employing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893951.7U CN203651737U (en) | 2013-12-31 | 2013-12-31 | A dragging device of a power-driven monocycle and the power-driven monocycle employing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203651737U true CN203651737U (en) | 2014-06-18 |
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ID=50918162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320893951.7U Withdrawn - After Issue CN203651737U (en) | 2013-12-31 | 2013-12-31 | A dragging device of a power-driven monocycle and the power-driven monocycle employing the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203651737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693026A (en) * | 2013-12-31 | 2014-04-02 | 李陈 | Electric monocycle traction device and electric monocycle with same |
| CN106335477A (en) * | 2016-08-30 | 2017-01-18 | 夏文明 | Electric automobile and control system thereof |
| CN109611425A (en) * | 2019-01-24 | 2019-04-12 | 吕伟涛 | A kind of memory location type telescopic rod |
-
2013
- 2013-12-31 CN CN201320893951.7U patent/CN203651737U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693026A (en) * | 2013-12-31 | 2014-04-02 | 李陈 | Electric monocycle traction device and electric monocycle with same |
| CN105172761A (en) * | 2013-12-31 | 2015-12-23 | 李陈 | Dragging device of power-driven monocycle |
| CN106335477A (en) * | 2016-08-30 | 2017-01-18 | 夏文明 | Electric automobile and control system thereof |
| CN109611425A (en) * | 2019-01-24 | 2019-04-12 | 吕伟涛 | A kind of memory location type telescopic rod |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140618 Effective date of abandoning: 20151202 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |