Transmission performance detection equipment of power assisting system

Abstract

The utility model discloses transmission performance detection equipment of a power assisting system. The transmission performance detection equipment comprises an installation box, a supporting plate is arranged above the installation box, a detection assembly is arranged at the top of the supporting plate, a power assisting bicycle body is arranged above the supporting plate, and an adjusting mechanism is arranged in the installation box. The adjusting mechanism comprises a partition plate fixedly connected into the mounting box, four threaded rods are connected to the partition plate in a rotating and penetrating mode, and adjusting sleeves are arranged on the four threaded rods in a threaded and sleeving mode. According to the transmission performance detection equipment of the power-assisted system, the inclination angle of the supporting plate can be adjusted through the arranged adjusting mechanism, the driving postures of a power-assisted bicycle on different road sections are simulated, transmission performance detection can be conducted on the power-assisted system of the power-assisted bicycle in different simulation environments, the detection range is wider, and the effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of power-assisted bicycles, in particular to a transmission performance detection device for a power-assisted system. Background Art

[0002] Power-assisted bicycle is a new type of two-wheeled vehicle, a type of bicycle. It uses batteries as an auxiliary power source, is equipped with a motor, and has a power assist system. It is a new type of transportation tool that can integrate human riding and motor assistance.

[0003] Publication number CN 115077943 A discloses a test device and test method for a mid-mounted electric power-assisted bicycle, including a device frame, a power distribution cabinet, a front wheel lifting platform, a driving force simulation device, a magnetic powder dynamometer, a flywheel, a rear wheel roller, a synchronous belt, a front wheel roller, and a counterweight device. The invention is based on the working principle of the mid-mounted electric power-assisted bicycle, truly simulates the riding force conditions, and automatically detects and verifies the power-assisted system performance of the mid-mounted electric power-assisted bicycle through a detection circuit.

[0004] However, the testing device has the following shortcomings: the device can simulate the driving environment of a power-assisted bicycle to test its power-assisted performance, but it can only test the performance of the power-assisted bicycle on a flat road. Power-assisted bicycles always go uphill or downhill when driving, and the transmission performance of the power-assisted system will also be different when encountering different slopes.

[0005] To this end, the utility model provides a transmission performance detection device for a power-assisting system to solve the above-mentioned problem. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a transmission performance detection device for a power-assisting system, which solves the above-mentioned problems.

[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: a transmission performance detection device of a power-assisted system, comprising an installation box, a support plate is arranged above the installation box, a detection component is arranged on the top of the support plate, a power-assisted bicycle body is arranged above the support plate, and an adjustment mechanism is arranged in the installation box;

[0008] The adjustment mechanism includes a partition fixedly connected in the installation box, and four threaded rods are rotatably connected to the partition, and adjustment sleeves are threadedly sleeved on the four threaded rods. The top ends of the four adjustment sleeves are slidably extended to the outside of the installation box, and the top ends of the four adjustment sleeves are fixedly connected to connecting blocks. The four connecting blocks are hinged to the bottom of the support plate, and a driving assembly is arranged in the installation box.

[0009] Preferably, the driving assembly includes four synchronous wheels fixedly mounted on four threaded rods respectively, a same synchronous belt is wound between every two adjacent synchronous wheels, a driven gear is fixedly mounted on the corresponding two threaded rods, two driving motors are fixedly connected in the installation box, and driving gears are fixedly connected to the output shafts of the two driving motors, and the two driving gears are respectively meshed with corresponding driven gears. The set driving assembly can conveniently control the lifting and lowering of the sleeve, thereby simulating different riding environments.

[0010] Preferably, the detection component includes a fixed bracket fixedly connected to the top of the support plate, two side plates are fixedly connected on both sides of the fixed bracket, a rotating shaft is rotatably connected between each two adjacent side plates, a roller is fixedly sleeved on the rotating shaft, the same belt is wound around the two rollers, and speed sensors are fixedly connected at both ends of the rotating shaft. The detection component can contact the transmission rear wheel of the power-assisted bicycle body through a rotatable belt, so that a linkage relationship is formed between the two, which facilitates the speed sensor to detect the transmission performance of the power-assisted bicycle body.

[0011] Preferably, one side of the adjusting sleeve is fixedly connected to a limiting plate, and four positioning rods are fixedly connected inside the installation box. The four positioning rods slide through the corresponding limiting plates respectively. The limiting plates and positioning rods are used in combination to enable the adjusting sleeve to be raised and lowered smoothly, while preventing it from moving too far and detaching from the installation box.

[0012] Preferably, two placement plates are fixedly connected to the top of the support plate, and the two placement plates are respectively located on both sides of the power-assisted bicycle body. A card slot is provided on the top of the two placement plates. The placement plates and the card slots are used in combination to conveniently place the power-assisted bicycle body and facilitate its inspection.

[0013] Preferably, a plurality of symmetrically distributed anti-tilt guard plates are fixedly connected to the top of the support plate, and a rubber pad is fixedly connected to one side of the anti-tilt guard plate. The anti-tilt guard plates and rubber pads are used together to support both sides of the power-assisted bicycle body to prevent it from tipping over.

[0014] Preferably, a slope sensor is fixedly connected to the top of the support plate, and a control panel is fixedly connected to the outer wall of one side of the support plate. The slope sensor can conveniently detect the inclination and slope of the support plate, and the control panel can conveniently control the operation of related devices.

[0015] Beneficial Effects

[0016] The utility model provides a transmission performance detection device for a power-assisting system. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The transmission performance testing device of the power-assisted system can adjust the inclination angle of the support plate through the provided adjustment mechanism, thereby simulating the posture of the power-assisted bicycle traveling on different road sections, so that the transmission performance of the power-assisted system of the power-assisted bicycle can be tested under different simulation environments, with a wider testing range and better results.

[0018] (2) The transmission performance detection device of the power-assisted system can contact the transmission rear wheel of the power-assisted bicycle body through a rotatable belt through the detection component, so that a linkage relationship is formed between the two, which is convenient for the speed sensor to detect the transmission performance of the power-assisted bicycle body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0020] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 It is a side structural schematic diagram of the installation box in the utility model;

[0022] Figure 4 It is the relevant assembly drawing of the adjusting sleeve in the utility model;

[0023] Figure 5 It is a relevant assembly drawing of the detection component in the utility model.

[0024] In the figure: 1. Installation box; 2. Support plate; 3. Detection component; 31. Fixed bracket; 32. Side plate; 33. Rotating shaft; 34. Roller; 35. Belt; 36. Speed ​​sensor; 4. Power-assisted bicycle body; 5. Partition; 6. Threaded rod; 7. Adjustment sleeve; 8. Connecting block; 9. Synchronous wheel; 10. Synchronous belt; 11. Driven gear; 12. Driving motor; 13. Driving gear; 14. Limit plate; 15. Positioning rod; 16. Placement plate; 17. Card slot; 18. Anti-tilt guard plate; 19. Rubber pad; 20. Slope sensor; 21. Control panel. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1:

[0027] See also Figures 1 to 4 , a transmission performance detection device for a power-assisted system, comprising an installation box 1, a support plate 2 is arranged above the installation box 1, a detection component 3 is arranged on the top of the support plate 2, a power-assisted bicycle body 4 is arranged above the support plate 2, and an adjustment mechanism is arranged in the installation box 1;

[0028] The adjustment mechanism includes a partition plate 5 fixedly connected to the installation box 1, four threaded rods 6 are rotatably connected to the partition plate 5, and the four threaded rods 6 are all threadedly sleeved with adjustment sleeves 7. The top ends of the four adjustment sleeves 7 are slidably extended to the outside of the installation box 1. The top ends of the four adjustment sleeves 7 are fixedly connected to connection blocks 8. The four connection blocks 8 are hinged to the bottom of the support plate 2. A driving assembly is arranged in the installation box 1;

[0029] The driving assembly includes four synchronous wheels 9 which are respectively fixedly mounted on four threaded rods 6, a same synchronous belt 10 is wound between every two adjacent synchronous wheels 9, a driven gear 11 is fixedly mounted on the corresponding two threaded rods 6, two driving motors 12 are fixedly connected in the installation box 1, and driving gears 13 are fixedly connected to the output shafts of the two driving motors 12, and the two driving gears 13 are respectively meshed with the corresponding driven gears 11.

[0030] Embodiment 2:

[0031] See also Figures 1 to 5 This embodiment provides a technical solution based on the first embodiment: the detection component 3 includes a fixed bracket 31 fixedly connected to the top of the support plate 2, two side plates 32 are fixedly connected on both sides of the fixed bracket 31, a rotating shaft 33 is rotatably connected between each two adjacent side plates 32, a roller 34 is fixedly sleeved on the rotating shaft 33, a belt 35 is wound around the two rollers 34, and a speed sensor 36 is fixedly connected at both ends of the rotating shaft 33; one side of the adjusting sleeve 7 is fixedly connected to the limit plate 14, and four positioning rods 15 are fixedly connected in the installation box 1, and the four positioning rods 15 slide respectively. The support plate 2 is fixedly connected to the top of the support plate 2 with two placement plates 16, which are respectively located on both sides of the power-assisted bicycle body 4, and the tops of the two placement plates 16 are provided with a card slot 17; the top of the support plate 2 is fixedly connected to a plurality of symmetrically distributed anti-tilt guard plates 18, and one side of the anti-tilt guard plate 18 is fixedly connected to a rubber pad 19; the top of the support plate 2 is fixedly connected to a slope sensor 20, and the outer wall of one side of the support plate 2 is fixedly connected to a control panel 21, and the control panel 21 is electrically connected to the speed sensor 36, the drive motor 12 and the slope sensor 20.

[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] Working principle: When in use, the front axle of the power-assisted bicycle is inserted between the two slots 17, and the rear wheel is placed on the belt 35. Then, the power-assisted system on the power-assisted bicycle is started. The power-assisted system drives the rear wheel to rotate, and the rear wheel drives the belt 35 to rotate. The belt 35 drives the speed sensor 36 to rotate through the roller 34 and the rotating shaft 33, so that the speed of the belt 35 can be detected, which is convenient for detecting the transmission performance of the power-assisted bicycle. When it is necessary to simulate different riding environments, it is only necessary to start the corresponding driving motor 12. The driving motor 12 drives the driven gear 11 meshed with it to rotate through the driving gear 13. The driven gear 11 drives the connected threaded rod 6 to rotate. The threaded rod 6 drives another threaded rod 6 to rotate through the synchronous wheel 9 and the synchronous belt 10. At this time, the two threaded rods 6 rotate synchronously to drive the adjustment sleeve 7 threadedly connected thereto to rise. At this time, the support plate 2 rotates accordingly. When the driving motor 12 on the left is started, the downhill environment can be simulated, and the driving motor 12 on the right can be started to simulate the uphill environment. In addition, the inclination angle of the support plate 2 can be adjusted according to the telescopic length of the adjustment sleeve 7.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants 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.

[0035] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A transmission performance detection device for a power-assisting system, comprising a mounting box (1), characterized in that: A support plate (2) is arranged above the installation box (1), a detection assembly (3) is arranged on the top of the support plate (2), a power-assisted bicycle body (4) is arranged above the support plate (2), and an adjustment mechanism is arranged inside the installation box (1); The adjustment mechanism comprises a partition (5) fixedly connected in the installation box (1), four threaded rods (6) are rotatably connected to the partition (5), and the four threaded rods (6) are all threadedly sleeved with adjustment sleeves (7), the top ends of the four adjustment sleeves (7) are slidably extended to the outside of the installation box (1), the top ends of the four adjustment sleeves (7) are all fixedly connected to connection blocks (8), and the four connection blocks (8) are all hinged to the bottom of the support plate (2), and a driving assembly is arranged in the installation box (1).

2. The transmission performance detection device of the power-assist system according to claim 1, characterized in that: The driving assembly comprises four synchronous wheels (9) respectively fixedly sleeved on four threaded rods (6); a same synchronous belt (10) is wound between each two adjacent synchronous wheels (9); a driven gear (11) is fixedly sleeved on the corresponding two threaded rods (6); two driving motors (12) are fixedly connected in the installation box (1); the output shafts of the two driving motors (12) are fixedly connected with driving gears (13); and the two driving gears (13) are respectively meshed with the corresponding driven gears (11).

3. The transmission performance detection device of the power-assisting system according to claim 1, characterized in that: The detection assembly (3) comprises a fixed bracket (31) fixedly connected to the top of the support plate (2), two side plates (32) are fixedly connected to both sides of the fixed bracket (31), a rotating shaft (33) is rotatably connected between each two adjacent side plates (32), a roller (34) is fixedly sleeved on the rotating shaft (33), the two rollers (34) are wrapped with the same belt (35), and a rotation speed sensor (36) is fixedly connected to both ends of the rotating shaft (33).

4. The transmission performance detection device of the power-assisting system according to claim 1, characterized in that: One side of the adjustment sleeve (7) is fixedly connected to a limit plate (14), and four positioning rods (15) are fixedly connected inside the installation box (1), and the four positioning rods (15) respectively slide through the corresponding limit plates (14).

5. The transmission performance detection device of the power-assist system according to claim 1, characterized in that: Two placement plates (16) are fixedly connected to the top of the support plate (2), the two placement plates (16) are respectively located on two sides of the power-assisted bicycle body (4), and the tops of the two placement plates (16) are each provided with a card slot (17).

6. The transmission performance detection device of the power-assist system according to claim 1, characterized in that: A plurality of symmetrically distributed anti-tilt guard plates (18) are fixedly connected to the top of the support plate (2), and a rubber pad (19) is fixedly connected to one side of the anti-tilt guard plate (18).

7. The transmission performance detection device of the power-assist system according to claim 1, characterized in that: A slope sensor (20) is fixedly connected to the top of the support plate (2), and a control panel (21) is fixedly connected to an outer wall on one side of the support plate (2).

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