CN201951667U - Rear wheel transmission system of scooter - Google Patents
Rear wheel transmission system of scooter Download PDFInfo
- Publication number
- CN201951667U CN201951667U CN2011200197308U CN201120019730U CN201951667U CN 201951667 U CN201951667 U CN 201951667U CN 2011200197308 U CN2011200197308 U CN 2011200197308U CN 201120019730 U CN201120019730 U CN 201120019730U CN 201951667 U CN201951667 U CN 201951667U
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- support portion
- fastener
- trailing wheel
- inner fovea
- supporting plate
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Abstract
The utility model discloses a rear wheel transmission system of a scooter, which comprises a frame unit, two rear wheel units and a transmission unit, wherein the frame unit comprises a main frame body and a support device, the transmission unit comprises a transmission device and two universal joints; the main frame body comprises two tire seat pipes which are spaced from each other and respectively incline outwards and upwards; the support device comprises two support parts which are spaced from each other along a transverse direction and located between the tire seat pipes; the rear wheel units respectively comprise a wheel axle which is rotatably arranged in one of the tire seat pipes and a rear wheel which is arranged on the wheel axle; the rear wheels incline upwards and inwards; the transmission device comprises a transmission body which is located between the support parts and two transmission shafts which respectively extend outwards from the transmission body along the transverse direction and can be rotatably arranged on the support parts; and the universal joints are respectively arranged between one of the transmission shafts and one of the wheel axles.
Description
Technical field
The utility model relates to a kind of trailing wheel driving system, particularly relates to a kind of trailing wheel driving system of the car of riding instead of walk.
Background technology
As shown in Figure 1, be ride instead of walk the trailing wheel driving system of car of existing a kind of three-wheel, comprise a wheel shaft that can be arranged at a vehicle frame (figure does not show) rotationally 1, two trailing wheels 2 that are arranged at these wheel shaft 1 two ends respectively, and a drive sprocket 3 that is arranged at this wheel shaft 1.Whereby,, can drive this drive sprocket 3 through a chain 4 and drive described trailing wheel 2 rotations, advance and order about the car of riding instead of walk with this wheel shaft 1 when the user tramples two stretchers when (figure does not show).
Yet, because two trailing wheels 2 of this kind trailing wheel driving system are all perpendicular to this wheel shaft 1, and be state parallel to each other, therefore, when advancing,, be easy to the problem that can topple over, the personal safety that jeopardizes the user if run into obstacle.
Summary of the invention
The purpose of this utility model is to provide the trailing wheel driving system of the good and car of riding instead of walk that is difficult for toppling over of a kind of stability.
Ride instead of walk the trailing wheel driving system of car of the utility model comprises a vehicle frame unit, two rear wheel unit, and a gear unit.This vehicle frame unit has a body frame body, and bracing or strutting arrangement that is arranged at this body frame body, this body frame body have two apart from one another by and the tire seat pipe that is inclined to set, described tire seat pipe has an axis respectively, described tire seat pipe respectively along described axis by outwardly interior and diagonally extending up, this bracing or strutting arrangement has two and is provided with at interval and support portion between described tire seat pipe along a transverse direction.Described rear wheel unit is arranged at described tire seat pipe respectively, and described rear wheel unit has one respectively can be arranged at the wherein wheel shaft of a tire seat pipe rotationally, and a trailing wheel that is arranged at this wheel shaft, and described trailing wheel is respectively by tilting up and inwardly down.This gear unit has a driving device, and two Hooke's couplings, this driving device has a transmission body between described support portion, and two transmission shafts of described support portions of extending outwardly from this transmission body along this transverse direction respectively and can be arranged at rotationally, described Hooke's coupling is arranged at wherein a transmission shaft respectively and wherein between wheel shaft.
Preferably, described support portion has a sleeve joint hole respectively, and described transmission shaft can be arranged at the sleeve joint hole of described support portion respectively rotationally.
Preferably, this body frame body also has a front frame, this front frame has a preceding horizontal segment that extends along this transverse direction, and two preceding linkage sections that are connected between these preceding horizontal segment two ends and the described tire seat pipe, this bracing or strutting arrangement also has two prelocalization linkage sections that are connected between described support portion and this preceding horizontal segment, and described support portion in a tubular form.
Preferably, this body frame body also has a upper bracket, and this upper bracket has a last horizontal segment that extends along this transverse direction, reaches two and is connected to the last linkage section between the horizontal segment two ends and described tire seat pipe on this.
Preferably, this bracing or strutting arrangement also has two Supporting plates, two upper fasteners, and two following fasteners, described upper fastener is arranged at described Supporting plate top respectively, described Supporting plate cooperates described upper fastener to be positioned the last horizontal segment of this upper bracket in the compartment of terrain respectively, inner fovea part at the bottom of described Supporting plate has one respectively, the described inner fovea part of the corresponding described end of fastener down is arranged at described Supporting plate bottom respectively, described fastener down cooperates inner fovea part of the described end to define described support portion respectively, the sleeve joint hole of described support portion is formed at respectively between described fastener down and the inner fovea part of the described end, and described transmission shaft is arranged at respectively between described fastener down and the inner fovea part of the described end.
Preferably, this body frame body also has a lower bracket, and this lower bracket has a following horizontal segment that extends along this transverse direction, and two following linkage sections that are connected between this time horizontal segment two ends and the described tire seat pipe.
Preferably, this bracing or strutting arrangement also has two Supporting plates, two upper fasteners, two following fasteners, and two middle fasteners, described upper fastener is arranged at described Supporting plate top respectively, described fastener down is arranged at described Supporting plate bottom respectively, described Supporting plate cooperates described upper fastener to be positioned the last horizontal segment of this upper bracket in the compartment of terrain respectively, described Supporting plate cooperates described fastener down to be positioned the following horizontal segment of this lower bracket in the compartment of terrain respectively, inner fovea part in the middle of described Supporting plate has one respectively, the corresponding described middle inner fovea part of fastener is arranged at described Supporting plate stage casing respectively in described, fastener cooperates described middle inner fovea part to define described support portion respectively in described, the sleeve joint hole of described support portion is formed at respectively between described middle fastener and the described middle inner fovea part, and described transmission shaft is arranged at respectively between described middle fastener and the described middle inner fovea part.
Preferably, this bracing or strutting arrangement also have between two last horizontal segments that are connected to described support portion and this upper bracket on the section of being located by connecting, and the following section of being located by connecting between two following horizontal segments that are connected to described support portion and this lower bracket, described support portion is in a tubular form.
Preferably, described trailing wheel presss from both sides a leaning angle with a longitudinal direction perpendicular to this transverse direction respectively, and this leaning angle is between 5 ° to 15 °.
The beneficial effects of the utility model are: utilize the tire seat pipe be inclined to set, make described trailing wheel by being obliquely installed down up and inwardly, and make the whole center of gravity of the car of riding instead of walk more steady, the situation that meets accident and topple over the car that effectively prevents to ride instead of walk.
Description of drawings
Fig. 1 is the plan sketch of the trailing wheel driving system of existing a kind of car of riding instead of walk;
Fig. 2 is the schematic perspective view of unified first preferred embodiment of trailing wheel transmission system of the car of riding instead of walk of the present utility model;
Fig. 3 is the schematic rear view of this first preferred embodiment;
Fig. 4 is the schematic rear view of unified second preferred embodiment of trailing wheel transmission system of the car of riding instead of walk of the present utility model;
Fig. 5 is the schematic rear view of unified the 3rd preferred embodiment of trailing wheel transmission system of the car of riding instead of walk of the present utility model;
Fig. 6 is the part cross-sectional schematic of Fig. 5;
Fig. 7 is the schematic rear view of unified the 4th preferred embodiment of trailing wheel transmission system of the car of riding instead of walk of the present utility model;
Fig. 8 is the part cross-sectional schematic of Fig. 7.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the following detailed description that cooperates with reference to four graphic preferred embodiments, can clearly understand.
Before being elaborated, be noted that in the following description similarly assembly is represented with identical numbering.
Consult Fig. 2,3, be ride instead of walk first preferred embodiment of trailing wheel driving system of car of the utility model, the trailing wheel driving system of this car of riding instead of walk comprises: vehicle frame unit 10, two rear wheel unit 20, and a gear unit 30.
This vehicle frame unit 10 has a body frame body 11, and a bracing or strutting arrangement 12 that is arranged at this body frame body 11.
This body frame body 11 have two apart from one another by and the tire seat pipe that is inclined to set 13, one be arranged at the front frame 14 of described tire seat pipe 13, a upper bracket 15 that is arranged at described tire seat pipe 13, and lower bracket 16 that is arranged at described tire seat pipe 13.
Described tire seat pipe 13 has an axis I respectively, described tire seat pipe 13 respectively along described axis I by outwardly interior and diagonally extending up.
This front frame 14 has a preceding horizontal segment 141 that extends along a transverse direction X, and two preceding linkage sections 142 that are connected between these preceding horizontal segment 141 two ends and the described tire seat pipe 13.
This upper bracket 15 has a last horizontal segment 151 that extends along this transverse direction X, reaches two and is connected to the last linkage section 152 between horizontal segment 151 two ends and described tire seat pipe 13 on this.
This lower bracket 16 has a following horizontal segment 161 that extends along this transverse direction X, and two following linkage sections 162 that are connected between this time horizontal segment 161 two ends and the described tire seat pipe 13.
This bracing or strutting arrangement 12 has two and is provided with at interval and support portion 121 between described tire seat pipe 13 along this transverse direction X, and two be connected to described support portion 121 with should preceding horizontal segment 141 between prelocalization linkage sections 122.In the present embodiment, described support portion 121 and has a sleeve joint hole 123 respectively in a tubular form, described prelocalization linkage section 122 be welded in respectively described support portion 121 and should before between the horizontal segment 141.
Described rear wheel unit 20 is arranged at described tire seat pipe 13 respectively, described rear wheel unit 20 has one respectively can be arranged at the wherein wheel shaft 21 of a tire seat pipe 13 rotationally, and a trailing wheel 22 that is arranged at this wheel shaft 21, described trailing wheel 22 is respectively by tilting up and inwardly down.In the present embodiment, described trailing wheel 22 presss from both sides a tiltangle with a longitudinal direction Y perpendicular to this transverse direction X respectively, and this tiltangle is between 5 ° to 15 °.
This gear unit 30 has a driving device 31, and two Hooke's couplings 32.
This driving device 31 has a transmission body 311 between described support portion 121, and the transmission shaft 312 of two described support portions 121 that extend outwardly from this transmission body 311 along this transverse direction X respectively and can be arranged at rotationally.Described transmission shaft 312 can be arranged at the sleeve joint hole 123 of described support portion 121 respectively rotationally.In the present embodiment, this driving device 31 is a kind of differential drivers.
Described Hooke's coupling 32 be arranged at respectively wherein a transmission shaft 312 outwardly an end and wherein between a wheel shaft 21 end inwardly.
Whereby, when the user tramples two stretchers when (figure does not show), can drive the transmission shaft 312 of this driving device 31 through a chain 40, so, described transmission shaft 312 can drive described trailing wheel 22 through described Hooke's coupling 32 and described wheel shaft 21 respectively and rotate, and advances and order about the car of riding instead of walk.
By above explanation, can again advantage of the present utility model be summarized as follows:
One, the utility model trailing wheel 22 is established tiltangle with this longitudinal direction Y folder respectively, and by being provided with obliquely up and inwardly down, therefore, being obliquely installed of described trailing wheel 22 can make the whole center of gravity of the car of riding instead of walk more steady, make ride instead of walk car when advancing if run into obstacle, difficultly topple over.In addition, although trailing wheel of the present utility model 22 is obliquely installed, because this gear unit 30 utilizes described Hooke's coupling 32 to come interlock between described transmission shaft 312 and described wheel shaft 21, therefore, this gear unit 30 still can drive described trailing wheel 22 swimmingly.
Two, the support portion 121 of the bracing or strutting arrangement 12 of the utility model wheel carrier unit 10 can be distinguished and supports described transmission shaft 312 effectively, prevents that described transmission shaft 312 from swinging in traveling process.
Three, the utility model wheel carrier unit 10 is installed with the lower bracket 16 that is the U font in described tire seat pipe 13 bottom sides, and this lower bracket 16 can produce spacing effect to described tire seat pipe 13 effectively, prevents that described trailing wheel 22 from being strutted when being subjected to external impacts.
What deserves to be mentioned is, in order to make the utility model can produce the function and the function that prevents backward skating of reversing, the utility model also can be provided with a reversing gear 100 that is adjacent to this transmission body 311 on a transmission shaft 312 therein, and can a stopping device 200 be set respectively between the linkage section 152 on described wheel shaft 21 and the upper bracket 15, wherein, this case applicant has proposed the patent application of this reversing gear 100 and described stopping device 200 in the application case of TaiWan, China application for a patent for invention case number the 98119021st, therefore, no longer do at this and explain.
Consult Fig. 4, be one second preferred embodiment of the present utility model, this second preferred embodiment is similar to this first preferred embodiment, and the difference of this second preferred embodiment and this first preferred embodiment is:
This bracing or strutting arrangement 12 have between two last horizontal segments 151 that are connected to described support portion 121 and this upper bracket 15 on the section of being located by connecting 124, and the following section of being located by connecting 125 between two following horizontal segments 161 that are connected to described support portion 121 and this lower bracket 16.
Be noted that the described upper and lower section of being located by connecting 124,125 can be welded in respectively between described support portion 121 and this upper and lower horizontal segment 151,161; In addition, the same group of upper and lower section of being located by connecting 124,125 in correspondence with each other also can select wherein a kind of mode of fit and welding to be positioned this upper and lower horizontal segment 151,161 respectively when welding with described support portion 121.
So, this second preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult Fig. 5,6, be one the 3rd preferred embodiment of the present utility model, the 3rd preferred embodiment is similar to this first preferred embodiment, and the difference of the 3rd preferred embodiment and this first preferred embodiment is:
A bracing or strutting arrangement 17 of the 3rd preferred embodiment has two Supporting plates 171, two upper fasteners 172, two following fasteners 173, and two middle fasteners 174.
Described Supporting plate 171 has inner fovea part 176 at the bottom of the top inner fovea part 175, respectively, and inner fovea part 177 in the middle of.
Described upper fastener 172 corresponding described top inner fovea parts 175 are hubbed at described Supporting plate 171 tops respectively, inner fovea part of the described following 173 corresponding described end of fastener 176 is hubbed at described Supporting plate 171 bottoms respectively, and described middle fastener 174 corresponding described middle inner fovea parts 177 are hubbed at described Supporting plate 171 stage casings respectively.
Described Supporting plate 171 cooperates described upper fastener 172 to be positioned the last horizontal segment 151 of this upper bracket 15 in the compartment of terrain respectively, and described Supporting plate 171 cooperates described time fastener 173 to be positioned the following horizontal segment 161 of this lower bracket 16 in the compartment of terrain respectively.In the present embodiment, described upper and lower fastener 172,173 locks together with described top, end inner fovea part 175,176 respectively, and preferably, described upper fastener 172 also can be welded in horizontal segment 151 on this with described top inner fovea part 175.
So, the 3rd preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult Fig. 7,8, be one the 4th preferred embodiment of the present utility model, the 4th preferred embodiment is similar to this first preferred embodiment, and the difference of the 4th preferred embodiment and this first preferred embodiment is:
A bracing or strutting arrangement 17 of the 4th preferred embodiment has two Supporting plates 171, two upper fasteners 172, and two following fasteners 173.
Described Supporting plate 171 has a top inner fovea part 175 respectively, and inner fovea part 176 at the bottom of.
Described upper fastener 172 corresponding described top inner fovea parts 175 are hubbed at described Supporting plate 171 tops respectively, and inner fovea part of the described following 173 corresponding described end of fastener 176 is hubbed at described Supporting plate 171 bottoms respectively.
Described Supporting plate 171 cooperates described upper fastener 172 to be positioned the last horizontal segment 151 of this upper bracket 15 in the compartment of terrain respectively.In the present embodiment, described upper fastener 172 locks together with described top inner fovea part 175 respectively, and preferably, described upper fastener 172 also can be welded in horizontal segment 151 on this with described top inner fovea part 175.
Described fastener down 173 cooperates inner fovea part of the described end 176 can define a sleeve joint hole 178 respectively, described transmission shaft 312 can be arranged at described sleeve joint hole 178 respectively rotationally, and be arranged between described fastener 173 down and the inner fovea part of the described end 176, be understandable that, the described 173 cooperation inner fovea parts of the described end 176 of fastener down also can produce the support portion 121 (see figure 3) identical functions with this first preferred embodiment, and each group following fastener 173 in correspondence with each other can be regarded as one of them support portion 121 (see figure 3) with end inner fovea part 176.In the present embodiment, described fastener 173 down locks together with inner fovea part of the described end 176 respectively.
So, the 4th preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
In sum, the trailing wheel driving system of the car of riding instead of walk of the present utility model not only can make advancing of the car of riding instead of walk more stable, and the car that also can effectively prevent to ride instead of walk meets accident and topples over, so can reach the purpose of this utility model really.
Claims (9)
1. the trailing wheel driving system of the car of riding instead of walk comprises a vehicle frame unit, two rear wheel unit, and a gear unit, it is characterized in that:
This vehicle frame unit, has a body frame body, and bracing or strutting arrangement that is arranged at this body frame body, this body frame body have two apart from one another by and the tire seat pipe that is inclined to set, described tire seat pipe has an axis respectively, described tire seat pipe respectively along described axis by outwardly interior and diagonally extending up, this bracing or strutting arrangement has two and is provided with at interval and support portion between described tire seat pipe along a transverse direction;
Described rear wheel unit is arranged at described tire seat pipe respectively, and described rear wheel unit has one respectively can be arranged at the wherein wheel shaft of a tire seat pipe rotationally, and a trailing wheel that is arranged at this wheel shaft, and described trailing wheel is respectively by tilting up and inwardly down;
This gear unit, has a driving device, and two Hooke's couplings, this driving device has a transmission body between described support portion, and two transmission shafts of described support portions of extending outwardly from this transmission body along this transverse direction respectively and can be arranged at rotationally, described Hooke's coupling is arranged at wherein a transmission shaft respectively and wherein between wheel shaft.
2. the trailing wheel driving system of the car of riding instead of walk according to claim 1 is characterized in that: described support portion has a sleeve joint hole respectively, and described transmission shaft can be arranged at the sleeve joint hole of described support portion respectively rotationally.
3. the trailing wheel driving system of the car of riding instead of walk according to claim 2, it is characterized in that: this body frame body also has a front frame, this front frame has a preceding horizontal segment that extends along this transverse direction, and two preceding linkage sections that are connected between these preceding horizontal segment two ends and the described tire seat pipe, this bracing or strutting arrangement also has two prelocalization linkage sections that are connected between described support portion and this preceding horizontal segment, and described support portion in a tubular form.
4. the trailing wheel driving system of the car of riding instead of walk according to claim 2, it is characterized in that: this body frame body also has a upper bracket, this upper bracket has a last horizontal segment that extends along this transverse direction, reaches two and is connected to the last linkage section between the horizontal segment two ends and described tire seat pipe on this.
5. the trailing wheel driving system of the car of riding instead of walk according to claim 4, it is characterized in that: this bracing or strutting arrangement also has two Supporting plates, two upper fasteners, and two following fasteners, described upper fastener is arranged at described Supporting plate top respectively, described Supporting plate cooperates described upper fastener to be positioned the last horizontal segment of this upper bracket in the compartment of terrain respectively, inner fovea part at the bottom of described Supporting plate has one respectively, the described inner fovea part of the corresponding described end of fastener down is arranged at described Supporting plate bottom respectively, described fastener down cooperates inner fovea part of the described end to define described support portion respectively, the sleeve joint hole of described support portion is formed at respectively between described fastener down and the inner fovea part of the described end, and described transmission shaft is arranged at respectively between described fastener down and the inner fovea part of the described end.
6. the trailing wheel driving system of the car of riding instead of walk according to claim 4, it is characterized in that: this body frame body also has a lower bracket, this lower bracket has a following horizontal segment that extends along this transverse direction, and two following linkage sections that are connected between this time horizontal segment two ends and the described tire seat pipe.
7. the trailing wheel driving system of the car of riding instead of walk according to claim 6, it is characterized in that: this bracing or strutting arrangement also has two Supporting plates, two upper fasteners, two following fasteners, and two middle fasteners, described upper fastener is arranged at described Supporting plate top respectively, described fastener down is arranged at described Supporting plate bottom respectively, described Supporting plate cooperates described upper fastener to be positioned the last horizontal segment of this upper bracket in the compartment of terrain respectively, described Supporting plate cooperates described fastener down to be positioned the following horizontal segment of this lower bracket in the compartment of terrain respectively, inner fovea part in the middle of described Supporting plate has one respectively, the corresponding described middle inner fovea part of fastener is arranged at described Supporting plate stage casing respectively in described, fastener cooperates described middle inner fovea part to define described support portion respectively in described, the sleeve joint hole of described support portion is formed at respectively between described middle fastener and the described middle inner fovea part, and described transmission shaft is arranged at respectively between described middle fastener and the described middle inner fovea part.
8. the trailing wheel driving system of the car of riding instead of walk according to claim 6, it is characterized in that: this bracing or strutting arrangement also have between two last horizontal segments that are connected to described support portion and this upper bracket on the section of being located by connecting, and the following section of being located by connecting between two following horizontal segments that are connected to described support portion and this lower bracket, described support portion is in a tubular form.
9. the trailing wheel driving system of the car of riding instead of walk according to claim 1 is characterized in that: described trailing wheel presss from both sides a leaning angle with a longitudinal direction perpendicular to this transverse direction respectively, and this leaning angle is between 5 ° to 15 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200197308U CN201951667U (en) | 2011-01-21 | 2011-01-21 | Rear wheel transmission system of scooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200197308U CN201951667U (en) | 2011-01-21 | 2011-01-21 | Rear wheel transmission system of scooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201951667U true CN201951667U (en) | 2011-08-31 |
Family
ID=44495790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200197308U Expired - Fee Related CN201951667U (en) | 2011-01-21 | 2011-01-21 | Rear wheel transmission system of scooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201951667U (en) |
-
2011
- 2011-01-21 CN CN2011200197308U patent/CN201951667U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20170121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |