CN210269192U - Electric bicycle detects with running-board high-speed joint frock - Google Patents
Electric bicycle detects with running-board high-speed joint frock Download PDFInfo
- Publication number
- CN210269192U CN210269192U CN201921547872.4U CN201921547872U CN210269192U CN 210269192 U CN210269192 U CN 210269192U CN 201921547872 U CN201921547872 U CN 201921547872U CN 210269192 U CN210269192 U CN 210269192U
- Authority
- CN
- China
- Prior art keywords
- electric bicycle
- crank
- bolt
- expansion
- middle shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
A pedal quick connection tool for electric bicycle detection is provided with a rotating shaft end and a free end and is used for quickly connecting a pedal crank of an electric bicycle, and the quick connection tool comprises a connection crank, a middle shaft tightening bolt and an expansion bolt, wherein one side of the connection crank rotating shaft end is connected with a driving motor, and the other side of the connection crank rotating shaft end is in threaded connection with the middle shaft tightening bolt fixedly supported at the end part of the middle shaft of the electric bicycle; the free end of the connecting crank is provided with an adjusting long hole, and an expansion bolt is adjustably connected in the adjusting long hole. This quick connect frock is when abundant anthropomorphic dummy tramples the electric bicycle footboard action and drive the rotation of electric bicycle axis, has still realized driving motor and the articulate high-speed joint of electric bicycle, has promoted detection efficiency and precision greatly.
Description
Technical Field
The utility model relates to an electric bicycle detects technical field, relates to an electric bicycle detects with running-board high-speed joint frock.
Background
Electric bicycle's brand and model are numerous, and all there is great difference in its each item performance, all need carry out the developments before dispatching from the factory and ride the detection, need place electric bicycle on check out test set's gyro wheel during the detection, and it is rotatory to provide power drive electric bicycle's axis by the motor, realizes that electric bicycle simulates the road surface state of riding on the gyro wheel and carries out the in situ motion to each item performance of test electric motor car under the state of riding.
Because every electric motor car all must ride through the simulation before going out to the market and detect, but the detection frock structure that is used for connecting motor and electric bicycle centraxonial is comparatively complicated at present, has not yet found an electric bicycle running-board articulate quick connect's frock, leads to the detection personnel to carry out every time and all need the articulate connection frock of dismouting running-board repeatedly, has prolonged single electric bicycle's the test time of dispatching from the factory greatly.
The following published patents were found by search:
a performance test platform (CN205120382U) of electric bicycles and portable electric motorcycles comprises a base, a slide carriage box is slidably mounted at the rear part of the base, a pair of rear shaft rollers are rotatably mounted on the slide carriage box, the rear shaft rollers are in transmission connection through a first synchronous belt, a pair of front shaft rollers are rotatably arranged at the front part of the base, the front shaft rollers are in transmission connection through a second synchronous belt, the front shaft rollers are in transmission connection with the rear shaft rollers, one front shaft roller is in transmission connection with a dynamometer motor, a box body is arranged on the base, a first opening is arranged at the box body above the slide carriage box, a pair of slide grooves are arranged at two sides of the first opening, a slide carriage box upper cover is slidably arranged in the slide grooves and is fixedly connected with the slide carriage box, a second opening is arranged at the middle part of the slide carriage box upper cover, a pair of rear axle rollers are exposed through the second opening. The test platform can make up the vacant area on the upper surface of the box body when the rear axle roller needs to move.
The above patent is the earlier stage research and development achievement of the applicant, but the end part of the output shaft of the driving motor in the above patent is directly and coaxially fixedly connected with the middle shaft of the electric bicycle, and the connection mode of the middle shaft cannot fully simulate the force application condition of the pedal of the electric bicycle when people ride, so that the detection result is distorted.
Through the comparative analysis of the published patent documents, the applicant thinks that the application improves the connection mode of detecting the motor and the middle shaft of the electric bicycle, accelerates the disassembly and assembly of the motor and the crank connection structure of the electric bicycle, makes the detection data more real, has great difference with the prior art in the connection structure, and does not influence the novelty of the application through the analysis of the patents.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, a running-board high-speed joint frock is used in electric bicycle detection is provided, this high-speed joint frock when abundant anthropomorphic dummy tramples electric bicycle pedal action and drive electric bicycle axis rotation, has still realized driving motor and the articulate high-speed joint of electric bicycle, has promoted detection efficiency and precision greatly.
A pedal quick connection tool for electric bicycle detection is provided with a rotating shaft end and a free end and is used for quickly connecting a pedal crank of an electric bicycle, and the quick connection tool comprises a connection crank, a middle shaft tightening bolt and an expansion bolt, wherein one side of the connection crank rotating shaft end is connected with a driving motor, and the other side of the connection crank rotating shaft end is in threaded connection with the middle shaft tightening bolt fixedly supported at the end part of the middle shaft of the electric bicycle; the free end of the connecting crank is provided with an adjusting long hole, and an expansion bolt is adjustably connected in the adjusting long hole.
The utility model discloses preferred: the middle shaft jacking bolt comprises a threaded rod, one end of the threaded rod is connected to the inner part of the end of the crank rotating shaft in a threaded manner, a jacking steel ball is fixedly arranged at the other end of the threaded rod, and the middle part of the threaded rod is connected with a manual adjusting nut in a threaded manner; a plurality of anti-loosening buckling gaskets are axially and slidably sleeved on the threaded rod between the manual adjusting nut and the connecting crank.
The utility model discloses preferred: the expansion bolt comprises a long bolt and an expansion pipe, wherein the expansion pipe is arranged in the adjusting long hole in an adjusting mode, the long bolt penetrates through the expansion pipe in an axial sliding mode, one end of the expansion pipe is provided with an external thread, and the other end of the expansion pipe is provided with a plurality of expansion gaps; the object on the external thread is in threaded connection with a fastening nut which is tightly pressed and fixed with two side walls of the connecting crank; the screw end of the long bolt is in threaded connection with a conical nut which jacks the expansion gap.
The utility model has the advantages and the technical effect be:
the utility model discloses a quick connection tool for a pedal for electric bicycle detection, which is characterized in that an output shaft of a driving motor and a crank of an electric bicycle are connected through a connecting crank, and the output shaft of the driving motor, a rotating shaft end of the connecting crank, a middle shaft puller bolt and a middle shaft of the electric bicycle are kept and coaxially arranged; the distance between the expansion bolt and the end of the rotating shaft connected with the crank is adjusted through the adjusting long hole in the connecting crank, namely the force application rotating radius of the connecting crank is adjusted, and the crank is suitable for detecting electric bicycle cranks of various models and different lengths.
The utility model discloses an electric bicycle detects with running-board high-speed joint frock, but manual adjusting threaded rod stretches out the length of connecting the crank axle head to the hookup location of manual control manual adjusting nut on the threaded rod makes it tightly the pressfitting on connecting articulate lateral wall with a plurality of locking knot gaskets, realizes that the regulation of axis top tight bolt is fixed, makes the inseparable pressfitting in electric bicycle axis tip in the top of screw rod tip, realizes that the pivot end is fixed.
The utility model discloses a quick connecting tool for a pedal plate for electric bicycle detection, which can manually adjust a fastening nut to control the connecting position of an expansion bolt; the nut end of the long bolt can be manually rotated to enable the conical nut to prop open the expansion gap of the expansion pipe, so that the free end of the connecting crank is fixed with the expansion inside the rotating shaft hole of the crank pedal of the electric bicycle.
Drawings
Fig. 1 is a schematic connection diagram (loose state) of the present invention;
fig. 2 is a schematic connection diagram (expanded and fixed state) of the present invention;
FIG. 3 is a side view of the connecting crank of the present invention;
FIG. 4 is a partial cross-sectional view of the expansion tube of the present invention;
in the figure: 1-connecting a crank; 2-a threaded rod; 3-anti-loose gaskets; 4-manually adjusting the nut; 5-tightly supporting the steel ball; 6-middle axle of electric bicycle; 7-crank of electric bicycle; 8-adjusting the long hole; 9-expansion pipe; 10-long bolt; 11-a cone nut; 12-a fastening nut; 13-external thread; 14-expansion gap.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.
A pedal quick connection tool for electric bicycle detection is provided with a rotating shaft end and a free end and is used for quickly connecting a pedal crank of an electric bicycle, and comprises a connecting crank 1, a middle shaft puller bolt and an expansion bolt, wherein one side of the connecting crank rotating shaft end is connected with a driving motor, and the other side of the connecting crank rotating shaft end is in threaded connection with the middle shaft puller bolt fixedly supported at the end part of a middle shaft 6 of the electric bicycle; the free end of the connecting crank is provided with an adjusting long hole 8, and an expansion bolt is adjustably connected in the adjusting long hole.
The utility model discloses preferred: the middle shaft jacking bolt comprises a threaded rod 2, one end of the threaded rod is connected to the inner part of the end of the crank rotating shaft in a threaded manner, a jacking steel ball 5 is fixedly arranged at the other end of the threaded rod, and the middle part of the threaded rod is connected with a manual adjusting nut 4 in a threaded manner; a plurality of anti-loose gaskets 3 are axially and slidably sleeved on the threaded rod between the manual adjusting nut and the connecting crank.
The utility model discloses preferred: the expansion bolt comprises a long bolt 10 and an expansion pipe 9, wherein the expansion pipe is adjusted and installed in the adjusting long hole, the long bolt penetrates through the expansion pipe in an axial sliding mode, one end of the expansion pipe is provided with an external thread 13, and the other end of the expansion pipe is provided with a plurality of expansion gaps 14; the object on the external thread is connected with a fastening nut 12 which is tightly pressed and fixed with two side walls of the connecting crank through threads; the screw end of the long bolt is connected with a conical nut 11 for ejecting the expansion gap in a threaded manner.
For a more clear description of the embodiments of the present invention, the following provides an example:
the utility model discloses preferentially, realize the quick detach of driving motor and electric bicycle crank 7 through connecting the crank and be connected, need confirm the length (adjusting fastening nut, controlling the hookup location of expansion bolts in adjusting the slotted hole) of this batch of electric bicycle cranks that wait to detect before the detection to and the threaded rod axial stretches out the length of connecting the crank axle head, after above-mentioned two length adjustment, this batch of electric bicycle detection process will not adjust again; then, the electric bicycle is pushed by a detector until the nut hole at the end part of the shaft is tightly pushed by the tightly-pushing steel ball; then, sleeving an electric bicycle crank without a pedal on the expansion bolt, and manually screwing the nut end of the long bolt by a detector to clamp the conical nut into the expansion pipe, so that the outer wall of the expansion pipe and the inner wall of the rotating shaft hole of the pedal of the electric bicycle crank are tightly pressed and fixed; and finally, starting the driving motor to drive the connecting crank and the crank of the electric bicycle to synchronously rotate, wherein the main force application workpiece for driving the crank of the electric bicycle to circumferentially rotate by the connecting crank is an expansion bolt.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (3)
1. The utility model provides an electric bicycle detects with running-board high-speed joint frock, this high-speed joint frock is equipped with pivot end and free end for high-speed joint electric bicycle's running-board crank, its characterized in that: the quick connection tool comprises a connecting crank, a middle shaft puller bolt and an expansion bolt, wherein one side of the connecting crank, which is connected with a rotating shaft end, is connected with a driving motor, and the other side of the connecting crank, which is in threaded connection with the middle shaft puller bolt fixedly supported at the end part of the middle shaft of the electric bicycle, is connected with the middle shaft puller bolt; the free end of the connecting crank is provided with an adjusting long hole, and an expansion bolt is connected in the adjusting long hole in an adjusting mode.
2. The electric bicycle detects with running-board quick connect frock of claim 1 characterized in that: the middle shaft jacking bolt comprises a threaded rod, one end of the threaded rod is connected to the inner part of the end of the crank rotating shaft in a threaded manner, a jacking steel ball is fixedly arranged at the other end of the threaded rod, and the middle part of the threaded rod is connected with a manual adjusting nut in a threaded manner; and a plurality of anti-loosening buckling gaskets are axially and slidably sleeved on the threaded rod between the manual adjusting nut and the connecting crank.
3. The electric bicycle detects with running-board quick connect frock of claim 1 characterized in that: the expansion bolt comprises a long bolt and an expansion pipe, wherein the expansion pipe is arranged in the adjusting long hole in an adjusting mode, the long bolt penetrates through the expansion pipe in an axial sliding mode, one end of the expansion pipe is provided with an external thread, and the other end of the expansion pipe is provided with a plurality of expansion gaps; the upper object of the external thread is in threaded connection with a fastening nut which is tightly pressed and fixed with two side walls of the connecting crank; the screw end of the long bolt is in threaded connection with a conical nut which jacks an expansion gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547872.4U CN210269192U (en) | 2019-09-18 | 2019-09-18 | Electric bicycle detects with running-board high-speed joint frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547872.4U CN210269192U (en) | 2019-09-18 | 2019-09-18 | Electric bicycle detects with running-board high-speed joint frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210269192U true CN210269192U (en) | 2020-04-07 |
Family
ID=70019335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921547872.4U Active CN210269192U (en) | 2019-09-18 | 2019-09-18 | Electric bicycle detects with running-board high-speed joint frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210269192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532851A (en) * | 2021-07-12 | 2021-10-22 | 余姚市林鼎传动有限公司 | Device for testing fatigue of middle axle of electric power-assisted bicycle |
-
2019
- 2019-09-18 CN CN201921547872.4U patent/CN210269192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532851A (en) * | 2021-07-12 | 2021-10-22 | 余姚市林鼎传动有限公司 | Device for testing fatigue of middle axle of electric power-assisted bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200988196Y (en) | Hollow shaft hydraulic puller | |
| CN210269192U (en) | Electric bicycle detects with running-board high-speed joint frock | |
| CN103522048B (en) | A kind of workpiece gland changer | |
| CN102935624A (en) | Simulation impact test clamp for steering system | |
| CN111649960B (en) | Automobile tire performance detection testing machine and detection testing method | |
| CN101458166A (en) | Wheel traveling life test machine | |
| CN101979976A (en) | Hub main nut screwing and bearing pre-tightening force measuring machine and using method thereof | |
| CN204154499U (en) | The performance testing device of automobile clutch system | |
| CN206466115U (en) | A kind of moped gear regulating module | |
| CN113146546B (en) | New energy automobile hub bearing dismounting device and dismounting method | |
| CN206555235U (en) | A kind of multistage, fast and automatically expansion link | |
| CN201229243Y (en) | Wheel traveling life test machine | |
| CN2296800Y (en) | Half shaft sleeve withdrawing device | |
| CN202696404U (en) | Rapid adjustable automatic tire expanding device special for motor stator | |
| CN201267978Y (en) | Vehicle casing tube pulling machine | |
| CN206937184U (en) | A kind of moment conversion device | |
| CN203864864U (en) | Telescopic rear view mirror | |
| CN111963648A (en) | Electric control steering and manual steering conversion structure and conversion method thereof | |
| CN202571717U (en) | Knurling machine for aluminum knurled tube sections | |
| CN201506443U (en) | Vehicle for transforming gravity to dynamical force | |
| CN201161655Y (en) | Cycle capable of transforming gravity to dynamic force | |
| CN202080065U (en) | Expansion sleeve connector for vehicle axle and rail wheel with variable gauges | |
| CN210243206U (en) | Central shaft driving connecting rod for electric bicycle detection | |
| CN212321050U (en) | Intelligent multi-station running-in no-load detection table | |
| CN109969066B (en) | Exempt from to pull folding rescue trailer device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |