Electric moped testing device

Abstract

The utility model discloses a testing device for an electric moped. The testing device comprises a load simulation mechanism, a driving motor and a front wheel righting mechanism, the device further comprises a position adjusting mechanism, a first sliding mechanism and a second sliding mechanism. Wherein the driving motor is connected with the position adjusting mechanism, and the position adjusting mechanism can adjust the positions of the driving motor in the Y direction and the Z direction; the position adjusting mechanism is connected with the first sliding mechanism and can move on the first sliding mechanism in the X direction. The front wheel righting mechanism is connected with the second sliding mechanism and can move on the second sliding mechanism in the X direction. According to the utility model, electric mopeds of different models and sizes can be tested, and the test cost is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power-assisted bicycle testing, in particular to an electric power-assisted bicycle testing device. Background Art

[0002] At present, the speed limit test method for power-assisted bicycles / electric power-assisted bicycles is usually to install a road tester on the test vehicle and conduct the test in a test site that meets the test environment. This method has the following defects: due to the test environment, the test cannot be carried out at any time, and the environmental changes during the test will affect the accuracy of the test results; a single test takes a long time and the test preparation work is complicated; the test requires the experimenter to be in a riding state during the test, which poses certain safety issues.

[0003] The patent document with publication number CN210375708U discloses a performance test device for a power-assisted bicycle / electric power-assisted bicycle, including a front wheel straightening mechanism and a rear wheel straightening mechanism installed on a base; the front wheel straightening mechanism is used to clamp the front wheel of the power-assisted bicycle / electric power-assisted bicycle, and the rear wheel straightening mechanism is used to clamp the rear wheel of the power-assisted bicycle / electric power-assisted bicycle; the base is also provided with a front test rolling wheel, a rear test rolling wheel and a collection device; the collection device is connected to the front test rolling wheel and the rear test rolling wheel respectively; the performance test device is not affected by the test environment, and can be tested at any time, and the environmental changes during the test will not affect the accuracy of the test results; a single test takes a short time, and the test preparation work is simple; the test does not require the experimenter to be in a riding state during the test, and there is no safety problem. However, due to the different horizontal distances between the pivot (the rotating shaft where the pedal and the frame are hinged) and the seat on different models of power-assisted bicycles, the requirements for the load simulator and the drive motor are also different; the load simulation device and the drive motor in the patent are integrated, and although a load extension arm steering device is provided, it is still difficult to better adapt to power-assisted bicycles of different sizes. Therefore, further improvement is still needed on this basis. Summary of the invention

[0004] According to an embodiment of the utility model, a test device for an electric power-assisted vehicle is provided, comprising a load simulation mechanism, a drive motor and a front wheel straightening mechanism; and further comprising:

[0005] A position adjustment mechanism, wherein the driving motor is connected to the position adjustment mechanism, and the position adjustment mechanism can adjust the position of the driving motor in the Y direction and the Z direction;

[0006] A first sliding mechanism, the position adjustment mechanism is connected to the first sliding mechanism, and the position adjustment mechanism can move along the X direction on the first sliding mechanism;

[0007] The second sliding mechanism, the front wheel straightening mechanism is connected with the second sliding mechanism and can move along the X direction on the second sliding mechanism.

[0008] Further, the position adjustment mechanism comprises: a first base plate, a first adjustment plate and a mounting plate;

[0009] The first bottom plate is connected to the first sliding mechanism, and a plurality of first positioning holes are arranged on the first bottom plate;

[0010] The first adjustment plate is L-shaped, and a plurality of first strip holes through which screws can be inserted are arranged at the bottom, the plurality of first strip holes match the plurality of first positioning holes, and the first adjustment plate and the first bottom plate are connected by screws; a first strip groove is arranged on the side of the first adjustment plate, and a plurality of second positioning holes are arranged on both sides of the first strip groove;

[0011] The mounting plate is connected to the driving motor. A pair of second strip holes for passing screws are arranged on both sides of the mounting plate. The pair of second strip holes matches with a plurality of second positioning holes.

[0012] Furthermore, the position adjustment mechanism further comprises: a fine-tuning block and a fine-tuning screw rod;

[0013] The fine-tuning block is arranged below the mounting plate and connected to the first adjusting plate;

[0014] The fine-tuning screw rod is threadably connected to the fine-tuning block, and the upper end is rotatably connected to the mounting plate.

[0015] Furthermore, a plurality of third positioning holes are arranged on the first adjustment plate, and a plurality of fourth positioning holes are arranged on the fine-tuning block.

[0016] Furthermore, the position adjustment mechanism also includes: a pair of guide bars, which are arranged on both sides of the first adjustment plate and connected to the first bottom plate, and are used to limit the movement direction of the first adjustment plate.

[0017] Furthermore, the first sliding mechanism includes: a pair of first slide rails, on which a plurality of first sliders and a plurality of first positioning blocks are movably arranged; the position adjustment mechanism is movably connected to the pair of first slide rails through the plurality of first sliders and a plurality of first positioning blocks; and the first positioning block is provided with a first positioning threaded hole through which a screw can be inserted.

[0018] Furthermore, first limit blocks are provided at both ends of the first slide rail.

[0019] Furthermore, the second sliding mechanism includes: a pair of second slide rails, on which a plurality of second sliders and a plurality of second positioning blocks are movably arranged; the position adjustment mechanism is movably connected to the pair of second slide rails through a plurality of second sliders and a plurality of second positioning blocks; and a second positioning threaded hole for inserting a screw is arranged on the second positioning block.

[0020] Furthermore, second limit blocks are provided at both ends of the second slide rail.

[0021] Furthermore, it also includes: a linear module, the output end of the linear module is connected to the load simulation mechanism, and can drive the load simulation mechanism to move along the X direction.

[0022] According to the electric power-assisted bicycle testing device of the embodiment of the utility model, electric power-assisted bicycles of different models and sizes can be tested, which greatly reduces the testing cost.

[0023] It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are intended to provide further explanation of the technology as claimed. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of a part of the structure according to an embodiment of the utility model Figure 1 ;

[0025] Figure 2 It is a schematic diagram of a part of the structure according to an embodiment of the utility model Figure 2 ;

[0026] Figure 3 It is a structural schematic diagram of a position adjustment mechanism and a first sliding mechanism according to an embodiment of the utility model;

[0027] Figure 4 for Figure 3 A top view of

[0028] Figure 5 for Figure 3 Rear view of. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to further illustrate the present invention.

[0030] First, combine Figures 1 to 5 The electric power-assisted vehicle testing device according to the embodiment of the utility model is described, which is used in the technical field of electric power-assisted vehicle testing and has a wide range of application scenarios.

[0031] like Figures 1 to 5 As shown, the electric power-assisted vehicle testing device of the utility model embodiment comprises a load simulation mechanism 1, a drive motor 2 and a front wheel straightening mechanism 3; and further comprises:

[0032] A position adjustment mechanism 4, the driving motor 2 is connected to the position adjustment mechanism 4, and the position adjustment mechanism 4 can adjust the position of the driving motor 2 in the Y direction and the Z direction;

[0033] A first sliding mechanism 5, the position adjustment mechanism 4 is connected to the first sliding mechanism 5, and the position adjustment mechanism 4 can move along the X direction on the first sliding mechanism 5;

[0034] The second sliding mechanism 6 , the front wheel straightening mechanism 3 is connected to the second sliding mechanism 6 , and can move along the X direction on the second sliding mechanism 6 .

[0035] Further, if Figures 1 to 5 As shown, in this embodiment, the position adjustment mechanism 4 includes: a first base plate 41, a first adjustment plate 42 and a mounting plate 43;

[0036] The first bottom plate 41 is connected to the first sliding mechanism 5, and a plurality of first positioning holes 411 are provided on the first bottom plate 41;

[0037] The first adjustment plate 42 is L-shaped, and a plurality of first strip holes 421 through which screws can be inserted are provided at the bottom. The plurality of first strip holes 421 match the plurality of first positioning holes 411, and the screws pass through the first strip holes 421 and are threadedly connected with the first positioning holes 411, so that the first adjustment plate 42 and the first bottom plate 41 are connected; a first strip groove 422 is provided on the side of the first adjustment plate 42, and the output end of the driving motor 2 passes through the first strip groove 422, and a plurality of second positioning holes 423 are provided on both sides of the first strip groove 422;

[0038] The mounting plate 43 is connected to the driving motor 2 . A pair of second strip holes 431 through which screws can be inserted are arranged on both sides of the mounting plate 43 . The pair of second strip holes 431 are matched with the plurality of second positioning holes 423 .

[0039] Further, if Figures 3-5 As shown, in this embodiment, the position adjustment mechanism 4 further includes: a fine-tuning block 44 and a fine-tuning screw rod (not shown in the figure);

[0040] The fine-tuning block 44 is disposed below the mounting plate 43 and connected to the first adjusting plate 42;

[0041] The fine-tuning screw is threadedly connected to the fine-tuning block 44, and the upper end is rotatably connected to the mounting plate 43. Rotating the fine-tuning screw can drive the mounting plate 43 to move up and down.

[0042] Further, if Figure 3 , 5 As shown, in this embodiment, a plurality of third positioning holes 424 are provided on the first adjustment plate 42, and a plurality of fourth positioning holes 441 are provided on the fine-tuning block 44. The fine-tuning block 44 is fixed at different third positioning holes 424 using screws, and the position of the fine-tuning block 44 on the first adjustment plate 42 can be adjusted.

[0043] Further, if Figures 3-5 As shown, in this embodiment, the position adjustment mechanism 4 also includes: a pair of guide bars 45, which are arranged on both sides of the first adjustment plate 42 and connected to the first base plate 41, and are used to limit the movement direction of the first adjustment plate 42 and keep the first adjustment plate 42 moving along the Y direction between the pair of guide bars 45.

[0044] Further, if Figures 1 to 5 As shown, in the present embodiment, the first sliding mechanism 5 comprises: a pair of first slide rails 51, on which a plurality of first sliders 52 and a plurality of first positioning blocks 53 are movably provided; the position adjustment mechanism 4 is movably connected to the pair of first slide rails 51 through a plurality of first sliders 52 and a plurality of first positioning blocks 53; the first positioning block 53 is provided with a first positioning threaded hole 531 through which a screw can be passed, and the first positioning block 53 and the corresponding first slide rail 51 can be locked by means of screws.

[0045] Further, if Figures 3-5 As shown, in this embodiment, first limit blocks 54 are provided at both ends of the first slide rail 51 for limiting the maximum sliding position of the position adjustment mechanism 4 .

[0046] Further, if Figures 1 to 5 As shown, in this embodiment, the second sliding mechanism 6 includes: a pair of second slide rails 61, on which a plurality of second sliders 62 and a plurality of second positioning blocks 63 are movably arranged; the position adjustment mechanism 4 is movably connected to the pair of second slide rails 61 through a plurality of second sliders 62 and a plurality of second positioning blocks 63; the second positioning block 63 is provided with a second positioning threaded hole 631 through which a screw can be inserted, and the second positioning block 63 and the corresponding second slide rail 61 can be locked by the screw.

[0047] Further, if Figures 3-5 As shown, in this embodiment, second limit blocks 64 are provided at both ends of the second slide rail 61 for limiting the maximum sliding position of the front wheel straightening mechanism 3 .

[0048] Further, if Figure 1~2 As shown, in this embodiment, it also includes: a linear module 7, the output end of the linear module 7 is connected to the load simulation mechanism 1, and can drive the load simulation mechanism 1 to move along the X direction.

[0049] Working principle: First, adjust the position of the front wheel straightening mechanism 3 according to the size of the electric power-assisted vehicle, and then use the screw to lock the second positioning block 63. After placing the electric power-assisted vehicle, fix the electric power-assisted vehicle through the front wheel straightening mechanism 3 and the rear wheel straightening mechanism; secondly, the linear module 7 drives the load simulation mechanism 1 to move to the specified position; then, adjust the position of the position adjustment mechanism 4 in the X direction through the first sliding mechanism 5, and then adjust the position of the first adjustment plate 42 in the Y direction, and use a screw to pass through the first bar hole 421 and thread it with the corresponding first positioning hole 411 to fix the first adjustment plate 42 to the base plate, and then adjust the position of the mounting plate 43 in the Z direction through the fine-tuning screw, and then fix the mounting plate 43 to the first adjustment plate 42 through the screw threaded connection with the second positioning hole 423, and then connect the output end of the drive motor 2 to the pivot of the electric power-assisted vehicle; finally, perform subsequent detection procedures.

[0050] Above, refer to Figures 1 to 5 The present invention describes an electric power-assisted bicycle testing device according to an embodiment of the present invention, which can test electric power-assisted bicycles of different models and sizes, thereby greatly reducing the testing cost.

[0051] It should be noted that, in this specification, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprises..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0052] Although the content of the utility model has been described in detail through the above preferred embodiments, it should be appreciated that the above description should not be considered as a limitation of the utility model. After reading the above content, various modifications and substitutions of the utility model will be obvious to those skilled in the art. Therefore, the protection scope of the utility model should be limited by the attached claims.

Claims

1. An electric power-assisted bicycle testing device, comprising a load simulation mechanism, a drive motor and a front wheel straightening mechanism; characterized in that: Also includes: A position adjustment mechanism, the drive motor is connected to the position adjustment mechanism, and the position adjustment mechanism can adjust the position of the drive motor in the Y direction and the Z direction; A first sliding mechanism, the position adjustment mechanism is connected to the first sliding mechanism, and the position adjustment mechanism can move along the X direction on the first sliding mechanism; The second sliding mechanism, the front wheel straightening mechanism is connected to the second sliding mechanism and can move along the X direction on the second sliding mechanism.

2. The electric power-assisted vehicle testing device according to claim 1, characterized in that: The position adjustment mechanism comprises: a first base plate, a first adjustment plate and a mounting plate; The first bottom plate is connected to the first sliding mechanism, and a plurality of first positioning holes are provided on the first bottom plate; The first adjustment plate is L-shaped, and a plurality of first strip holes through which screws can be inserted are provided at the bottom, the plurality of first strip holes match the plurality of first positioning holes, and the first adjustment plate and the first bottom plate are connected by screws; a first strip groove is provided on the side of the first adjustment plate, and a plurality of second positioning holes are provided on both sides of the first strip groove; The mounting plate is connected to the driving motor, and a pair of second strip holes for passing screws are arranged on both sides of the mounting plate, and the pair of second strip holes matches with the plurality of second positioning holes.

3. The electric power-assisted vehicle testing device as claimed in claim 2, characterized in that: The position adjustment mechanism further comprises: a fine-tuning block and a fine-tuning screw rod; The fine-tuning block is arranged below the mounting plate and connected to the first adjusting plate; The fine-tuning screw rod is threadedly connected to the fine-tuning block, and the upper end is rotatably connected to the mounting plate.

4. The electric power-assisted vehicle testing device as claimed in claim 3, characterized in that: The first adjustment plate is provided with a plurality of third positioning holes, and the fine-tuning block is provided with a plurality of fourth positioning holes.

5. The electric power-assisted vehicle testing device as claimed in claim 2, characterized in that: The position adjustment mechanism further includes: a pair of guide bars, which are arranged on both sides of the first adjustment plate and connected to the first bottom plate, and are used to limit the movement direction of the first adjustment plate.

6. The electric power-assisted vehicle testing device according to claim 1, characterized in that: The first sliding mechanism includes: a pair of first sliding rails, on which a plurality of first sliding blocks and a plurality of first positioning blocks are movably arranged; the position adjustment mechanism is movably connected to the pair of first sliding rails through the plurality of first sliding blocks and the plurality of first positioning blocks; and the first positioning block is provided with a first positioning threaded hole through which a screw can be inserted.

7. The electric power-assisted vehicle testing device according to claim 6, characterized in that: First limiting blocks are arranged at both ends of the first slide rail.

8. The electric power-assisted vehicle testing device according to claim 1, characterized in that: The second sliding mechanism includes: a pair of second slide rails, on which a plurality of second sliding blocks and a plurality of second positioning blocks are movably arranged; the position adjustment mechanism is movably connected to the pair of second slide rails through the plurality of second sliding blocks and the plurality of second positioning blocks; and the second positioning block is provided with a second positioning threaded hole through which a screw can be inserted.

9. The electric power-assisted vehicle testing device according to claim 8, characterized in that: Second limiting blocks are arranged at both ends of the second slide rail.

10. The electric power-assisted vehicle testing device according to claim 1, characterized in that: It also includes: a linear module, the output end of which is connected to the load simulation mechanism and can drive the load simulation mechanism to move along the X direction.

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