CN108945235B

CN108945235B - Electric balance car

Info

Publication number: CN108945235B
Application number: CN201810830543.4A
Authority: CN
Inventors: 张坛
Original assignee: Jinhua Simate Electric Technology Co ltd
Current assignee: Jinhua Simate Electric Technology Co ltd
Priority date: 2018-07-26
Filing date: 2018-07-26
Publication date: 2024-05-03
Anticipated expiration: 2038-07-26
Also published as: CN108945235A

Abstract

The invention discloses an electric balance car, which belongs to the technical field of mobility tools and comprises a connecting seat, pedal devices, a rotating mechanism and a wheel assembly, wherein the pedal devices comprise a first pedal device and a second pedal device which are symmetrically arranged on two sides of the connecting seat; the first pedal device and the second pedal device are respectively connected to the two sides of the connecting seat through the rotating mechanism; an elastic piece which enables the pedal surfaces of the first pedal device and the second pedal device to be kept on the same plane when no external force acts is arranged between the rotating mechanism and the connecting seat. Through setting up the connecting seat between pedal device to set up the elastic component that is used for balancing in advance between slewing mechanism and connecting seat, can effectively disperse the electric balance car and rotate the pressure on the non-rotation direction that the hookup location received, guaranteed hookup location's axiality, improve electric balance car self-balancing speed and success rate.

Description

Electric balance car

Technical Field

The invention belongs to the technical field of walking tools, and particularly relates to an electric balance car.

Background

The electric balance car, also called somatosensory car, thinking car, its operation principle is mainly based on a basic principle called "dynamic stabilization", utilizes the sensor in the pedal device to detect the change of pedal device posture, and utilizes servo control system, and accurate driving motor carries out corresponding adjustment, in order to keep the balance of system. The common electric balance car is mainly divided into an electric balance car controlled by a control rod or a two-wheel electric balance car pivoted by two pedal seats, wherein the control rod type electric balance car has longer endurance and is suitable for long-distance driving, and the two-wheel electric balance car is popular with more and more people due to the advantages of small size, various playing methods and the like.

The rotating mechanism of the existing two-wheel electric balance car is provided with a connecting shaft in the middle of a pedal device, then the left pedal device and the right pedal device are arranged on the connecting shaft through sleeve shafts, so that relative rotation of the pedal device is realized, when a user stands on the pedal device, great pressure can be generated on the connecting shaft, coaxiality of the sleeve shafts and the connecting shaft is difficult to ensure, bearing abrasion is serious, the service life of the electric balance car is influenced, and meanwhile, the flexibility of the electric balance car is also influenced. The pedal device can not return by oneself after the external force disappears about, lead to controlling pedal device and not necessarily on the coplanar, therefore current electrodynamic balance car usually need adopt twice to start the mode to accomplish self-balancing, when the electric motor car starts for the first time, electrodynamic balance car carries out once self-balancing through weak current earlier, electrodynamic balance car senses that user's pedal carries out the secondary after pedal device through induction system, and carry out self-balancing to another pedal device, then user's another pedal is behind another pedal device, electrodynamic balance car just carries out normal operating, the setting of twice start is nevertheless in order to guarantee user's safety, but very easily appear induction system failure in the in-service use, cause electrodynamic balance car can not carry out self-balancing or self-balancing failure, or in advancing the process, because induction system contact is bad, and cause the electrodynamic balance car shake or stop suddenly, influence use experience and user's safety.

Disclosure of Invention

The invention aims to provide an electric balance car, which solves the technical problems existing in the use process of the electric balance car by arranging a connecting seat between pedal devices and arranging an elastic piece for pre-balancing between a rotating mechanism and the connecting seat, so that the two pedal devices are always positioned on the same plane when no external force exists.

The aim of the invention can be achieved by the following technical scheme:

An electrodynamic balance car, includes connecting seat, pedal device, slewing mechanism, wheel assembly, the said pedal device includes the first pedal device and second pedal device symmetrically set up in both sides of connecting seat; the two wheel assemblies are respectively and rotatably arranged on the outer sides of the first pedal device and the second pedal device; the device is characterized in that the number of the rotating mechanisms is two, and the first pedal device and the second pedal device are respectively connected to two sides of the connecting seat through the rotating mechanisms; an elastic piece which enables the pedal surfaces of the first pedal device and the second pedal device to be kept on the same plane when no external force acts is arranged between the rotating mechanism and the connecting seat.

The arrangement of the connecting seat can effectively disperse the pressure in the non-rotation direction born by the rotation connecting position of the electric balance car, so that the coaxiality of the connecting position is ensured; the two rotating mechanisms can rotate independently, so that the first pedal device and the second pedal device are driven to rotate independently, the operation is convenient, and the flexibility of the electric balance car is improved; the elastic piece for pre-balancing is arranged between the rotating mechanism and the connecting seat, so that the first pedal device and the second pedal device can restore to the initial state to complete pre-balancing under the drive of the rotating mechanism after the external force disappears, the next use of the electric balance car is facilitated, the self-balancing speed and the success rate of the electric balance car are improved, and secondary starting is not needed.

Preferably, the elastic piece is an elastic inserted rod, the rotating mechanism comprises a rotating shaft, the length direction of the elastic inserted rod is parallel to the axial direction of the rotating shaft, one end of the elastic inserted rod is inserted into an insertion hole corresponding to the connecting seat, and the other end of the elastic inserted rod is connected with the rotating mechanism. The length direction of the elastic inserted link is parallel to the axial direction of the rotating shaft, and the arrangement can ensure that the rotating shaft receives uniform circumferential acting force in the rotating and resetting process and does not deviate axially. The elastic piece is installed in an inserting mode, a fixing mechanism and a guiding mechanism are not needed to be additionally arranged, the installation is convenient, the stress concentration of the connecting positions of other connecting modes is avoided, and the service life of the elastic piece is prolonged.

Preferably, the elastic inserted link is a U-shaped elastic inserted link with arc-shaped protrusions, the radian of the arc-shaped protrusions is matched with the radian of the cylindrical rotating shaft to form a clamp end, the clamp is arranged at the edge of the rotating shaft, and two ends of the clamp are inserted into corresponding insertion holes of the connecting seat as insertion ends. The elastic inserted rod adopting the special mechanism is convenient to install, the two ends of the elastic inserted rod can be installed without any fixing piece and limit guide piece, and the inserted position and the clamp position of the elastic inserted rod cannot be concentrated in the deformation of the inserted rod and the rotation process of the rotating shaft, so that the service life of the elastic inserted rod is prolonged. The arc-shaped bulge of the elastic inserted link is matched with the radian of the rotating shaft, the elastic inserted link is provided with two strip-shaped inserting ends which are symmetrically arranged on two sides of the rotating shaft and are parallel to the rotating shaft and are propped against the fastening seat of the rotating mechanism, the end part of the elastic inserted link is inserted into the corresponding inserting hole of the connecting seat, the elastic inserted link of the structure not only plays a pre-balanced function, but also is matched with the fastening seat, the rotating shaft is limited, the rotating shaft is prevented from axially shifting in the rotating process, bearing abrasion is caused, and the rotating is inflexible.

Preferably, the rotating mechanism further comprises a bearing, a clamp spring and a fastening seat, the bearing seats are symmetrically arranged on two sides of the connecting seat, the bearing is installed in the bearing seat, the pedal device is fixedly connected with the fastening seat, one end of the rotating shaft is arranged between the fastening seat and the pedal device, the other end of the rotating shaft is installed in the bearing, and the rotating shaft is rotatably connected to one side of the connecting seat through the bearing. The bearing can play a role in fixing and supporting the rotating shaft, so that the rotating coaxiality of the rotating shaft is guaranteed, the friction force is small, the rotating shaft is flexible to rotate, the abrasion of the rotating shaft and the connecting seat in the rotating process can be reduced, and the service life of the rotating mechanism is prolonged.

Preferably, limit structures are symmetrically arranged on the upper portions of the edges of the outer sides of the bearing seats, and the limit structures are lugs integrally formed with the bearing seats and used for limiting the rotation angle of the pedal device. The setting of lug is used for restricting pedal device's turned angle, avoids pedal device excessive rotation, guarantees the safe in utilization of electrodynamic balance car.

Preferably, the fastening seat body is provided with a groove which is matched with the section shape of the rotating shaft, the section of the rotating shaft is circular, the section shape of the groove is arc-shaped, and the rotating shaft is trapped in the groove; the fastening seat is also provided with two symmetrical side wings, and a plurality of mounting holes are symmetrically formed in the side wings and are used for mounting the pedal device. The setting of fastening seat is with rotating mechanism and pedal device effectually being connected, compares and only adopts the connecting axle to connect, and its connection effect is more firm reliable, and the arc recess of fastening seat cooperatees with the arc arch of U-shaped elasticity inserted bar, has carried out spacingly to the pivot, has guaranteed its pivoted axiality.

Preferably, a handle is arranged on the connecting seat, the two ends of the handle are respectively a mounting end and a holding end, the mounting end of the handle is hinged on the connecting seat through a mounting shaft, the handle can be lifted and pressed down by taking the mounting shaft as a fixed pivot, so that the handle leaves and is buckled on the connecting seat, a tact switch is arranged on the connecting seat and used for controlling the opening and closing of the wheel driving device of the electric balance car, the handle is buckled on the connecting seat, the tact switch is turned on, and the tact switch is turned off when the handle leaves the connecting seat. Through the cooperation of handle and connecting seat, when the user mentioned the handle and shifts the electrodynamic balance car, dab the switch disconnection, the wheel stops rotating, makes things convenient for the transfer of electrodynamic balance car, after the transfer is accomplished, with handle lock on the connecting seat, dab the switch-on, electrodynamic balance car wheel resumes and rotates, can normal use.

Preferably, a locking mechanism is arranged between the handle and the connecting seat, and the locking mechanism is close to the hand holding end. The setting of locking mechanical system is in the fixed state when making the lock of handle at the connecting seat, avoids the handle to remove, causes the tact switch disconnection, makes the wheel stop rotate, influences the normal operating of electrodynamic balance car.

Preferably, the connecting seat is provided with an accommodating groove matched with the shape of the handle, and is used for accommodating the handle. The setting of holding tank, the lock of handle of being convenient for has reduced the volume of electrodynamic balance car, and overall structure is compact pleasing to the eye to further spacing to the handle, prevent that it from rocking about in electrodynamic balance car operation in-process, influence the switch-on of tact switch.

Preferably, the wheel assembly comprises a wheel body, wherein the outer side surface of the wheel body is respectively provided with a bottom plate, an inner cover plate, a light-transmitting plate and an outer cover plate from inside to outside, the bottom plate is circular and coaxially arranged, and a luminous body mounting seat is arranged on the bottom plate in an embedded manner; the inner cover plate is provided with a through hole for the luminous body to pass through; a cavity is formed between the light-transmitting plate and the inner cover plate and is used for accommodating the luminous body; an outer cover plate is arranged outside the light-transmitting plate, the diameter of the outer cover plate is smaller than that of the light-transmitting plate, and an outer ring of the light-transmitting plate forms a luminous ring; the outer cover plate is provided with light holes, other parts except the light holes of the outer cover plate are light-tight structures, and the light holes are provided with molding plates with different light transmission shapes. According to the arrangement, different shaping plates can be installed according to personal preference under the condition that the luminous body and other structures are not changed, so that luminous effects of different shapes are displayed, fashion sense of the electric balance car is improved, and the electric balance car is simple in structure and low in manufacturing cost.

Preferably, the pedal device comprises a pedal plate and a bottom cover, the pedal plate and the bottom cover are corresponding to each other and are mutually matched and fixed, a cavity formed between the pedal plate and the bottom cover is provided with a balance control system and a power supply, the balance control system is connected with the hub motor and comprises a controller, a hub motor driving circuit, an acceleration sensor and a gyroscope, the power supply is connected with the controller, and the controller is respectively connected with the hub motor driving circuit, the acceleration sensor and the gyroscope.

Compared with the prior art, the electric balance car disclosed by the invention has the following beneficial effects:

1. according to the invention, the connecting seat is arranged, so that the pressure in the non-rotation direction born by the rotating connecting position of the electric balance car can be effectively dispersed, the coaxiality of the connecting position is ensured, and the elastic piece for pre-balancing is arranged between the connecting seat and the rotating mechanism, so that the first pedal device and the second pedal device can be restored to the initial positions after the external force disappears, the pre-balancing is completed, the self-balancing speed and the success rate of the electric balance car are improved, and the secondary starting is not needed.

2. Through set up a handle on the connecting seat to set up a tact switch on the connecting seat, through the cooperation of handle and connecting seat, can realize that the handle mentions, tact switch disconnection, the wheel stops rotating, makes things convenient for the transfer of electrodynamic balance car, handle lock, the wheel resumes and rotates, can continue normal travel.

3. Through having seted up the light trap on the outer apron in the wheel body outside, can install the shaping board that has different printing opacity molding on the light trap, under the condition that does not change luminous body and other structures, according to individual hobby installation different shaping boards, can demonstrate different figurative luminous effect, increased the fashion sense of electrodynamic balance car, and simple structure, low in manufacturing cost.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the electric balance car;

FIG. 2 is a schematic diagram of the split structure of the electric balance car;

FIG. 3 is a schematic view of a connection seat in the electric balance car;

FIG. 4 is a top view of the connection base of the electric balance car;

FIG. 5 is a cross-sectional view taken along the line A-A of FIG. 4;

FIG. 6 is an exploded view of the handle and the connector of the electric balance car;

FIG. 7 is a schematic diagram of the structure of the rotating mechanism and the connecting seat in the electric balance car;

FIG. 8 is a schematic diagram of a rotating mechanism of the electric balance car;

FIG. 9 is an exploded view of the wheel assembly of the electric balance vehicle;

In the figure: 1. a connecting seat; 11. a bearing seat; 12. a bump; 13. touching the switch; 14. a receiving groove; 2. a pedal device; 21. a first pedal device; 22. a second pedal device; 23. a foot pedal; 24. a bottom cover; 25. a friction bar; 3. a rotating mechanism; 31. a bearing; 32. a rotating shaft; 33. clamping springs; 34. a fastening seat; 341. a mounting hole; 4. a wheel assembly; 41. a wheel body; 411. a wheel axle; 42. a bottom plate; 421. a mounting base; 43. an inner cover plate; 44. a light-transmitting plate; 45. an outer cover plate; 46. a light emitting body; 47. a light hole; 48. a shaping plate; 49. a baffle; 5. a U-shaped elastic inserted link; 51. a clamp end; 52. a plug end; 6. a handle; 61. a mounting end; 62. a hand holding end; 63. a mounting shaft; 7. a locking pin; 71. a spring button; 72. a latch slot; 73. a spring bolt; 74. pressing the column; 75. and a limit rod.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

Referring to fig. 1-2, an electrodynamic balance car comprises a connecting seat 1, a pedal device 2, a rotating mechanism 3 and a wheel assembly 4, wherein the pedal device 2 comprises a first pedal device 21 and a second pedal device 22, the wheel assembly 4 is respectively and rotatably arranged on the outer sides of the first pedal device 21 and the second pedal device 22, the rotating mechanism 3 is two, the first pedal device 21 is rotatably connected on one side of the connecting seat through one rotating mechanism 3, and the second pedal device 22 is rotatably connected on the other side of the connecting seat 1 through the other rotating mechanism 3; elastic pieces which enable the pedal surfaces of the first pedal device 21 and the second pedal device 22 to be kept on the same plane when no external force acts are arranged between the rotating mechanism 3 and the connecting seat 1, and the elastic pieces are matched with each other to form a main body structure of the electric balance car. The first pedal device 21 and the second pedal device 22 respectively comprise a pedal plate 23 and a bottom cover 24, the pedal plate 23 and the bottom cover 24 are corresponding to each other and are mutually matched and fixed, the fixing mode of the bottom cover 24 and the pedal plate 23 is not limited, in practical application, the pedal plate 23 and the bottom cover 24 can be connected together through fixing modes such as a buckle, a bolt, a chute and the like, and a friction strip 25 is further arranged above the pedal plate 23 and used for increasing friction force and improving use safety. The cavity formed between the foot pedal 23 and the bottom cover 24 is provided with a balance control system and a power supply, the balance control system is connected with the hub motor, and the embodiment uses a lithium battery as the power supply and is provided with a charging port; the balance control system comprises a controller, a hub motor driving circuit, an acceleration sensor and a gyroscope; the power supply is connected with the controller, and the controller is connected with the hub motor driving circuit, the acceleration sensor and the gyroscope respectively, and the balance control system is matched with the hub motor and the power supply to drive the electric balance car to run, stop, advance, retreat or turn.

Referring to fig. 1, fig. 2, fig. 7 and fig. 8, the rotating mechanism 3 includes a bearing 31, a rotating shaft 32, a clamp spring 33 and a fastening seat 34, the bearing seats 11 are symmetrically arranged on two sides of the connecting seat 1, the bearing 31 can adopt a deep groove ball bearing or a roller bearing, an outer ring of the bearing 31 is fixedly connected with the bearing seats 11, an inner ring of the bearing 31 is fixedly connected with the rotating shaft 32, therefore, the two rotating shafts 32 are rotatably arranged on two sides of the connecting seat 1 through the two bearings 31, and on the same axis, the arrangement of the bearing 31 plays a role of fixedly supporting the rotating shaft 32, and meanwhile, the abrasion of the rotating shaft 32 and the connecting seat 1 can be reduced in the rotating process. The pedal device 2 is fixedly arranged on the fastening seat 34, one end of the rotating shaft 32 is arranged between the fastening seat 34 and the pedal device 2, the other end of the rotating shaft 32 is arranged in the bearing 31, and the two rotating mechanisms 3 respectively drive the first pedal device 21 and the second pedal device 22 to rotate when rotating, so that the first pedal device 21 and the second pedal device 22 can independently rotate relative to the connecting seat 1. The fastening seat 34 body is provided with a groove matched with the cross section of the rotating shaft 32, the rotating shaft 32 is trapped in the groove, the cross section of the rotating shaft 32 is circular, the cross section of the groove is arc-shaped, the inside of the pedal 23 is provided with a mounting body matched with the fastening seat 34, the mounting body is internally provided with an upward concave groove, and the mounting body is matched with the groove on the fastening seat 34 to be used as a holding mechanism for holding one end of the rotating shaft 32 tightly, so that the rotating shaft 32 can drive the pedal device to rotate when rotating; the fastening seat 34 further has two symmetrical side wings, and a plurality of mounting holes 341 are symmetrically formed on the side wings for mounting the pedal device 2, in this embodiment, 4 mounting holes are formed on each side wing, and the pedal device 2 is fixedly mounted on the fastening seat 34 through bolts. The both ends of pivot 32 are spacing through the locating part, prevent its axial slip, and the locating part is jump ring 33, and the both ends of pivot 32 are provided with the draw-in groove that supplies jump ring 33 holding, and the draw-in groove is arranged in to the ring body of jump ring 33, further improves its spacing effect. The upper portion of the outer side edge of the bearing seat 11 is provided with a limiting structure, in the embodiment, the limiting structure is a lug 12 integrally formed with the bearing seat 11, and the lug 12 is matched with the structure inside the pedal device and used for limiting the rotation angle of the pedal device 2 and avoiding the overlarge rotation angle of the pedal device 2 to influence the advancing safety of the electric balance car.

One end of the elastic inserted rod is inserted into the jack corresponding to the connecting seat 1, the other end of the elastic inserted rod is fixed on the rotating mechanism 3, the elastic inserted rod is convenient to install, an additional mechanism is not required to limit and guide the elastic inserted rod, the elastic inserted rod can be fixed at one end of the rotating mechanism 3 in a threaded fixing mode, a clamping hoop fixing mode, an inserting fixing mode and other fixing modes, the elastic inserted rod is made of elastic materials with elasticity, spring steel can be adopted to make the elastic inserted rod, the main body part of the elastic inserted rod is in a strip shape, the rotating mechanism 3 rotates under the action of external force, the elastic inserted rod deforms, and after the external force disappears, the rotating mechanism 3 can recover to an initial state under the action of the self-restoring force of the elastic inserted rod. The number of the elastic inserting rods can be one or a plurality of elastic inserting rods which are symmetrically arranged, for example, one elastic inserting rod can be arranged right above or right below the rotating mechanism 3, two or more elastic inserting rods can be symmetrically arranged around the rotating mechanism 3, the plurality of elastic inserting rods are necessarily symmetrically arranged around the rotating mechanism 3, and the length direction of the elastic inserting rods is parallel to the axial direction of the rotating shaft 32, so that the rotating mechanism 3 can be subjected to uniform circumferential acting force, and the rotation and the reset of the rotating mechanism 3 can be ensured to be carried out stably. In this embodiment, the elastic insert rod is a U-shaped elastic insert rod 5 with an arc-shaped protrusion, which is made of spring steel, and the arc of the arc-shaped protrusion is matched with the arc of the cylindrical rotating shaft 32 to form a clamp end 51, the clamp is clamped at the edge of the rotating shaft 32, and two ends of the clamp are inserted into corresponding insertion holes of the connecting seat 1 as insertion ends 52. The elastic inserted link with the special structure is convenient to install, the inserted position and the clamp position of the elastic inserted link can be installed without any fixing piece and limit guide piece, the inserted end 52 and the clamp end 51 of the elastic inserted link cannot be concentrated in the deformation of the inserted link and the rotation process of the rotating shaft 32, and the service life of the elastic inserted link is prolonged. The arc-shaped bulge of the U-shaped elastic inserted link 5 is matched with the radian of the rotating shaft 32, the arc-shaped bulge is provided with two strip-shaped inserted ends 52, the strip-shaped inserted ends 52 are symmetrically arranged on two sides of the rotating shaft 32 and are axially parallel to the rotating shaft 32 and are abutted against the fastening seat 34 of the rotating mechanism 3, the inserted ends 52 of the arc-shaped bulge are inserted into corresponding insertion holes of the connecting seat, the elastic inserted link of the structure not only has the function of resetting and pre-balancing, but also is matched with the fastening seat 34, the limiting function of the rotating shaft 32 is achieved, the rotating shaft 32 is prevented from axially shifting in the rotating process, abrasion is caused, and the rotating is inflexible. When the rotating mechanism 3 rotates, the U-shaped elastic inserted rod 5 deforms, after the external force disappears, the U-shaped elastic inserted rod 5 forces the two rotating shafts 32 to automatically reset, so that when no external force exists, the first pedal device 21 and the second pedal device 22 can automatically reset to the same plane, pre-balancing is completed, self-balancing and use of the electric balance car are facilitated, and when the electric balance car is used again, self-balancing of the electric bicycle cannot occur due to unbalanced balance points, and self-balancing can be completed quickly and efficiently.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, in this embodiment, the cross section of the connecting seat 1 is triangle with radian, this arrangement makes the mechanism of the whole electric balance car more beautiful and compact, and can have related functions, the front of the connecting seat is provided with a handle 6, the handle 6 is arc, the radian is the same with the connecting seat 1 shell, the handle includes a mounting end 61 and a holding end 62, the mounting end 61 is installed on the connecting seat 1 through a mounting shaft 63, the holding end 62 can lift up and push down with the mounting shaft 63 as a fixed fulcrum, so that the handle 6 leaves and is buckled on the connecting seat 1, the connecting seat 1 is provided with a tact switch 13, the tact switch 13 is used for controlling the opening and closing of the wheel driving device of the electric balance car, when the handle 6 is buckled on the connecting seat 1, the tact switch 13 is turned on, and when the handle 6 leaves the connecting seat 1, the tact switch 13 is turned off. Through the cooperation of handle 6 and connecting seat 1, when the user mentions handle 6 and shifts the electrodynamic balance car, dab switch 13 disconnection, the wheel stops rotating, makes things convenient for the transfer of electrodynamic balance car, after the transfer is accomplished, with handle 6 lock on connecting seat 1, dab switch 13 switch-on, electrodynamic balance car wheel resumes and rotates, can normal use. A locking mechanism is provided between the handle 6 and the connector 1, said locking mechanism being adjacent to the hand-gripping end 62. The setting of locking mechanical system can make handle 6 lock be in fixed state when connecting seat 1, avoids handle 6 to remove, causes tact switch 13 disconnection, makes the wheel stop rotate, influences the normal operating of electrodynamic balance car. The locking mechanism of this embodiment is the lockpin 7, lockpin 7 simple structure, convenient operation, of course also can adopt other locking mechanism, lockpin 7 includes spring button 71, bolt groove 72, spring bolt 73 sets up on connecting seat 1 to stretch out the up end of connecting seat 1, the corresponding position of handle 6 lower terminal surface is provided with bolt groove 72 with spring bolt 73 matched with, the button groove has been seted up to the up end of handle 6 for hold spring button 71, spring button 71 inner is through pressing post 74 and the contact of spring bolt 73 that extends to in the bolt groove 72, still be provided with bolt locking mechanism in the bolt groove 72. One end of the spring bolt 73 is positioned in the shell of the connecting seat 1, the other end of the spring bolt extends out of the upper end face of the connecting seat 1, when the lifting handle 6 is buckled on the connecting seat 1, the spring bolt 73 is inserted into the bolt groove 72 on the lifting handle 6 to lock the lifting handle 6, the limiting rod 75 is arranged on the spring bolt 73 and abuts against the inner wall of the upper end face of the connecting seat 1 to limit the spring bolt 73, when the lifting handle 6 is required to be lifted, the spring button 71 is pressed, the spring button 71 drives the pressing column 74 to move downwards, the spring bolt 73 is forced to move inwards of the connecting seat 1, and accordingly the spring bolt 73 leaves the bolt groove 72 to unlock the lifting handle 6. The latch groove 72 and the spring latch 73 are all arranged along the horizontal direction, the arrangement direction of the latch groove 72 and the spring latch 73 forms a certain angle with the movable direction of the handle 6, the handle 6 can be effectively locked on the connecting seat 1, the handle 6 is prevented from being sprung up due to vibration in the operation process of the electric balance car, the tact switch 13 is disconnected, the wheels are stopped to rotate, and the normal operation of the electric balance car is influenced. The latch groove 72 is internally provided with a guide groove, the guide groove is convenient for the spring latch 73 to be inserted into the latch groove 72, and meanwhile, the spring latch 73 is locked to further limit the spring latch 73, so that the stability of the handle 6 when being buckled on the connecting seat 1 is further improved, the tact switch 13 is ensured to be in a connection state, and the running of the electric balance car is stable. The mount pad 1 is provided with handle 6 shape matched with holding tank 14 and is used for holding handle 6, the lock of handle 6 of being convenient for can make handle 6 and connecting seat 1 perfect combination, has reduced the volume of electrodynamic balance car, and makes overall structure compact pleasing to the eye to further spacing handle 6 has prevented that it from rocking about in electrodynamic balance car operation in-process, influences the switch-on of dabbing button 13. In order to further ensure the stability of the electric balance car in the running process, the electric balance car is prevented from suddenly stopping due to the fact that a button of the tact switch 13 is sprung up in the running process, a speed measuring device and a controller are further arranged in the connecting seat 1, when the speed of the electric balance car is greater than 8km/h, wheels can not stop rotating even if the button of the tact switch 13 is sprung up, and only when the electric balance car needs to be transferred and the speed of the electric balance car is reduced to below 8km/h, the tact switch 13 can control the turning on and off of the wheel driving device of the electric balance car. The side of the holding end 61 of the handle 6 is provided with a plurality of grooves, which is convenient for holding.

Referring to fig. 1, fig. 2, and fig. 9, the wheel assembly 4 includes a wheel body 41, a wheel axle 411, and a driving device, the wheel axle 411 extends from the center of the wheel body 41, the wheel body 41 is rotatably connected to the pedal device 2 through the wheel axle 411, the driving device is disposed in the wheel body 41, a cable connected to the driving device is disposed in the wheel axle 411, the driving device in this embodiment adopts a hub motor, and the driving device is directly installed in the wheel body 41, so that a large number of transmission components are omitted, compared with a balance car with a single motor, the space is saved, the structure of the electric balance car is simpler and more compact, a better space utilization rate is obtained, and meanwhile, the transmission efficiency is improved. The baffle 49 is further arranged above the wheel body 41, the width of the baffle 49 is larger than that of the wheel body 41, and the baffle 49 can prevent clothes accessories of a user from being rolled into the wheel body, so that the use safety of the electric balance car is improved, and water and sediment can be prevented from splashing.

The outer side surface of the wheel body 41 is respectively provided with a bottom plate 42, an inner cover plate 43, a light-transmitting plate 44 and an outer cover plate 45 from inside to outside, the bottom plate 42 is internally provided with a luminous body mounting seat 421 in an embedded manner, and a luminous body 46 is mounted on the mounting seat 421; the inner cover plate 43 is provided with a through hole for the illuminant 46 to pass through; a cavity is formed between the light-transmitting plate 44 and the inner cover plate 43 and is used for accommodating the luminous body 46, and the light-transmitting plate 44 adopts an acrylic plate; an outer cover plate 45 is arranged outside the light-transmitting plate 44, the diameter of the outer cover plate 45 is smaller than that of the light-transmitting plate 44, and an outer ring of the light-transmitting plate 44 forms an luminous ring; the outer cover plate 45 is provided with a light hole 47, other parts of the outer cover plate 45 except the light hole 47 are light-tight structures, and the light hole 47 can be provided with a molding plate 48 with different light transmission shapes. This arrangement allows for the installation of different shaping plates 48 according to personal preference without changing the illuminant 46 and other structures, thereby exhibiting different shaping lighting effects, increasing the fashion feel of the electrodynamic balance car, and having a simple structure and low manufacturing cost.

The balance control system comprises a controller, a hub motor driving circuit, an acceleration sensor and a gyroscope; the power supply is connected with the controller, and the controller is connected with the hub motor driving circuit, the acceleration sensor and the gyroscope respectively, and the balance control system is matched with the hub motor and the power supply to drive the electric balance car to run, stop, advance, retreat or turn. The acceleration sensor and the gyroscope jointly detect the motion state of the balance car, the gyroscope is used for detecting the car body deflection angle information of the electric balance car, and the acceleration sensor is used for detecting the acceleration of the electric balance car. The controller drives the hub motor according to sensing signals transmitted by the acceleration sensor and the gyroscope, so as to determine whether the direction or the speed of the balance car is to be changed. The detection technology of the acceleration sensor and the gyroscope is the prior art, and is not described herein.

It should be understood that in the claims and the description of the present application, all "including … …" should be interpreted as an open meaning, i.e. as meaning equivalent to "at least … …", and not as a closed meaning, i.e. as meaning not including … … "only. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, as will be apparent to those of ordinary skill in the art, and as such, the terms are used in the practice of the application. The terms "inner," "outer," "upper," "lower," "top," "bottom," and the like are used for convenience of description and are not to be construed as limiting the application, as the terms "inner," "outer," "upper," "lower," "top," "bottom," and the like are used merely for descriptive purposes only and not as indicating or implying that the apparatus in question must be equipped with a particular orientation or positional relationship.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An electrodynamic balance car, includes connecting seat, pedal device, slewing mechanism, wheel assembly, the said pedal device includes the first pedal device and second pedal device symmetrically set up in both sides of connecting seat; the two wheel assemblies are respectively rotatably arranged on the outer sides of the first pedal device and the second pedal device; the device is characterized in that the number of the rotating mechanisms is two, and the first pedal device and the second pedal device are respectively connected to two sides of the connecting seat through the rotating mechanisms; elastic pieces which enable the pedal surfaces of the first pedal device and the second pedal device to be kept on the same plane when no external force acts are arranged between the rotating mechanism and the connecting seat; the elastic piece is an elastic inserted rod, the rotating mechanism comprises a rotating shaft, the length direction of the elastic inserted rod is parallel to the axial direction of the rotating shaft, one end of the elastic inserted rod is inserted into a jack corresponding to the connecting seat, and the other end of the elastic inserted rod is connected with the rotating mechanism; the elastic inserted link is a U-shaped elastic inserted link with arc-shaped bulges, the radian of the arc-shaped bulges is matched with the radian of the rotating shaft to form a clamp end, the clamp is clamped at the edge of the rotating shaft, and two ends of the clamp are used as inserting ends; the rotating mechanism further comprises a fastening seat, the insertion ends are long strips, the long strips are symmetrically arranged on two sides of the rotating shaft, are parallel to the rotating shaft and are abutted against the fastening seat of the rotating mechanism, and the end parts of the long strips are inserted into corresponding insertion holes of the connecting seat; the fastening seat body is provided with a groove which is matched with the section shape of the rotating shaft, the section of the rotating shaft is circular, the section shape of the groove is arc-shaped, and the rotating shaft is trapped in the groove.

2. The electric balance car according to claim 1, wherein the rotating mechanism further comprises a bearing and a clamp spring, the bearing seats are symmetrically arranged on two sides of the connecting seat, the bearing is installed in the bearing seat, the pedal device is fixedly connected with the fastening seat, one end of the rotating shaft is arranged between the fastening seat and the pedal device, the other end of the rotating shaft is installed in the bearing, and the rotating shaft is rotatably connected to one side of the connecting seat through the bearing.

3. The electric balance car according to claim 2, wherein a limit structure is arranged on the upper portion of the outer edge of the bearing seat, and the limit structure is a bump integrally formed with the bearing seat and used for limiting the rotation angle of the pedal device.

4. The electric balance vehicle according to claim 2, wherein the fastening seat further comprises two symmetrical side wings, and the side wings are symmetrically provided with a plurality of mounting holes for mounting the pedal device.

5. The electric balance car according to claim 1, wherein a handle is arranged on the connecting seat, two ends of the handle are respectively a mounting end and a holding end, the mounting end of the handle is hinged on the connecting seat through a mounting shaft, the handle can be lifted up and pressed down by taking the mounting shaft as a fixed pivot so that the handle leaves and is buckled on the connecting seat, a tact switch is arranged on the connecting seat and used for controlling the opening and closing of the wheel driving device of the electric balance car, the tact switch is turned on when the handle is buckled on the connecting seat, and the tact switch is turned off when the handle leaves the connecting seat.

6. The electrodynamic balance car of claim 5, wherein a locking mechanism is provided between the handle and the connection block, the locking mechanism being proximate to the hand grip end.

7. An electrodynamic balance car according to claim 5 or 6, wherein the connection seat is provided with a receiving recess shaped to fit the handle for receiving the handle.

8. The electric balance vehicle according to claim 1, wherein the wheel assembly comprises a wheel body, a bottom plate, an inner cover plate, a light-transmitting plate and an outer cover plate are respectively arranged on the outer side surface of the wheel body from inside to outside, the bottom plate, the inner cover plate, the light-transmitting plate and the outer cover plate are all circular and coaxially arranged, a luminous body mounting seat is arranged on the bottom plate in an embedded manner, and the luminous body is mounted on the mounting seat; the inner cover plate is provided with a through hole for the luminous body to pass through; a cavity is formed between the light-transmitting plate and the inner cover plate and is used for accommodating the luminous body; an outer cover plate is arranged outside the light-transmitting plate, the diameter of the outer cover plate is smaller than that of the light-transmitting plate, and an outer ring of the light-transmitting plate forms a luminous ring; the outer cover plate is provided with light holes, other parts except the light holes of the outer cover plate are light-tight structures, and the light holes are provided with molding plates with different light transmission shapes.