CN214112769U - Frame deformable balance car - Google Patents
Frame deformable balance car Download PDFInfo
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- CN214112769U CN214112769U CN202022748581.0U CN202022748581U CN214112769U CN 214112769 U CN214112769 U CN 214112769U CN 202022748581 U CN202022748581 U CN 202022748581U CN 214112769 U CN214112769 U CN 214112769U
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Abstract
The utility model relates to a balance car technical field discloses a frame flexible balance car, include: the bicycle handlebar assembly comprises a first frame body, a second frame body, a handlebar assembly, an elastic component and two wheels; the second frame bodies are correspondingly arranged below the first frame bodies at intervals; the handlebar assembly is rotatably arranged on the first frame body and the second frame body respectively; when the handlebar assembly swings left and right, the first frame body can move left and right in parallel along with the handlebar assembly relative to the second frame body; one end of the elastic component is connected with the first frame body, and the other end of the elastic component is connected with the second frame body; the two wheels are respectively rotatably installed on the left side and the right side of the first frame body and are respectively rotatably connected with the left side and the right side of the second frame body. The utility model discloses a realize that parallelogram warp between first support body cooperation handlebar subassembly horizontal hunting and the second support body to make frame and driver keep unified gesture, avoid the in-process of traveling to take place the circumstances such as overturn.
Description
Technical Field
The utility model relates to a balance car technical field especially relates to a frame flexible balance car.
Background
The electric balance car is also called a body-sensing car, a thinking car, a camera car and the like. The market mainly comprises a single wheel and two wheels. The operating principle is mainly based on a basic principle called dynamic stability. The balance car utilizes a gyroscope and an acceleration sensor inside the car body to detect the change of the posture of the car body, and utilizes a servo control system to accurately drive a motor to carry out corresponding adjustment so as to keep the balance of the system. Is a novel green and environment-friendly product used as a travel tool and leisure and entertainment by modern people.
The balance car generally comprises a main frame, a driving battery, a control circuit board, two hub motors and the like. Wherein, among the current balance car, the support often designs the support compacter in order to possess stronger rigidity bearing structure, has sacrificed its elastic construction design, leads to the whole effect of moving away to avoid possible earthquakes of balance car relatively poor, has the relatively poor problem of user experience.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a frame deformable balance car, turns to the in-process at a high speed, and first support body realizes the parallelogram through cooperation handlebar subassembly horizontal hunting and between the second support body and warp to make frame and driver keep unified gesture, avoid the in-process of traveling to take place the circumstances such as overturn.
In order to achieve the above object, the utility model provides a frame flexible balance car, include: the bicycle handlebar assembly comprises a first frame body, a second frame body, a handlebar assembly, an elastic component and two wheels;
the first frame body is used for a user to stand;
the second frame bodies are correspondingly arranged below the first frame bodies at intervals;
the handlebar assembly is rotatably arranged on the first frame body and the second frame body respectively; when the handlebar assembly swings left and right, the first frame body can move left and right in parallel along with the handlebar assembly relative to the second frame body;
one end of the elastic component is connected with the first frame body, and the other end of the elastic component is connected with the second frame body; when the first frame body moves left and right in parallel relative to the second frame body, the elastic component can drive the first frame body to automatically reset;
the two wheels are respectively rotatably installed on the left side and the right side of the first frame body and are respectively rotatably connected with the left side and the right side of the second frame body.
In some embodiments, the rack further comprises two mounting plates which are rotatably mounted on the left and right sides of the first rack body respectively and are rotatably connected with the left and right sides of the second rack body respectively.
In some embodiments, each of the wheels is resiliently coupled to one of the mounting plates.
In some embodiments, a rotational clearance is left between the mounting plate and the first frame body; a rotating gap is reserved between the mounting plate and the second frame body.
In some embodiments, the vehicle wheel further comprises a controller, a battery pack and two driving motors, wherein the controller is electrically connected with the driving motors, the controller is installed on the first frame body, the battery pack is installed on the second frame body, fixed ends of the driving motors are respectively installed on the left side and the right side of the installation plate, and power output ends of the driving motors are connected with the vehicle wheels and used for driving the vehicle wheels to rotate.
In some embodiments, an angle sensor for detecting a rotation angle of the handlebar assembly relative to the first frame is disposed between the handlebar assembly and the first frame; or an angle sensor for detecting the rotation angle of the handlebar assembly relative to the second frame body is arranged between the handlebar assembly and the second frame body; the angle sensor is electrically connected with the controller;
when the angle sensor detects that the handlebar assembly rotates by different angles relative to the first frame body or the second frame body, the controller respectively controls the different rotating speeds of the driving motors to form a differential speed.
In some embodiments, the handlebar assembly includes a link member rotatably connected to the first frame and the second frame, respectively, and a handlebar mounted on a top end of the link member; the angle sensor comprises a first angle sensor arranged on the first frame body or the second frame body and a second angle sensor arranged on the linkage piece; the first angle sensor is electrically connected with the controller and used for detecting the swing angle of the first frame body or the second frame body and the handlebar linked with the first frame body or the second frame body; the second angle sensor is electrically connected to the controller and is configured to detect a rotation angle of the handlebar relative to the linkage.
In some embodiments, the handlebar assembly further comprises a connecting rod, one end of the connecting rod being connected to the linkage and the other end being connected to the handlebar; a first centering mechanism capable of enabling the linkage piece to automatically swing and return relative to the first frame body is connected between the linkage piece and the first frame body, and a second centering mechanism capable of enabling the handlebar to automatically rotate and return relative to the connecting rod is connected between the connecting rod and the handlebar.
In some embodiments, the first frame body comprises a bearing plate and two first mounting rods, and the first mounting rods are respectively arranged at the front side and the rear side of the bearing plate; the second frame body comprises a mounting plate and two second mounting rods, the second mounting rods are respectively arranged on two sides of the mounting plate, the mounting plate is correspondingly arranged below the bearing plate, and the two second mounting rods are respectively positioned below the two first mounting rods; the linkage piece is respectively connected with the first mounting rod and the second mounting rod on the same side in a rotating mode.
In some embodiments, two elastic members are arranged and are respectively located at two end corners of the bottom of the first frame body; or the number of the elastic parts is four, and the elastic parts are respectively positioned at four end corners of the bottom of the first frame body.
The utility model provides a frame flexible balance car compares with prior art, and its beneficial effect lies in: when a user stands on the first frame body, the first frame body and the second frame body are linked by the left and right swinging of the handlebar assembly to generate parallelogram deformation, and the first frame body and a human body keep the same posture when facing a road with left and right high-low fall and turning at high speed, thereby preventing the side turning when the high-low fall occurs; when the first frame body and the second frame body generate parallelogram deformation, the elastic part connected between the first frame body and the second frame body generates elastic deformation due to the deformation, and when the straight line driving is recovered and the road surface is stable, the elastic part resets the first frame body to be right above the second frame body through elasticity, so that one-time elastic deformation is completed; under the interference effect of the linkage piece, the whole frame can only swing left and right and elastically deform in the vertical direction of the same plane in the advancing and retreating directions, and can not swing front and back and elastically deform in the advancing and retreating directions, so that the structural limitation not only greatly enhances the rigidity strength of the whole frame, but also improves the driving stability of a user, avoids the phenomenon that the body of the user tilts forward or backwards and overturns due to road surface conditions or accidental stress in the driving process, and has stronger practicability; when the frame is stressed and deformed, the front and rear deformation surfaces present parallelogram structural deformation, the overall stress condition of the frame can be optimized by the arrangement of the structure, and the whole stability of the frame is greatly contributed.
Drawings
FIG. 1 is a schematic view of the overall structure of the frame-deformable balance car of the present invention;
FIG. 2 is an exploded view of the frame deformable balance car structure of the present invention;
fig. 3 is a schematic structural view of a first frame body of the present invention;
fig. 4 is a schematic structural view of a second frame body of the present invention;
FIG. 5 is a schematic view of the high-speed right steering state of the frame deformable balance car of the present invention;
FIG. 6 is a schematic view of the high-speed left-turning state of the frame-deformable balance car of the present invention;
FIG. 7 is a first schematic view of the frame deformable balance car buffering and damping state of the utility model;
fig. 8 is a schematic view of the frame deformable balance car buffering and damping state of the utility model II.
In the figure, 110, the frame; 1. a first frame body; 101. a bearing plate; 102. a first mounting bar; 2. a second frame body; 201. mounting a plate; 202. a second mounting bar; 3. a battery pack; 4. a handlebar assembly; 401. a handlebar; 402. a connecting rod; 403. a linkage member; 5. an elastic member; 6. a connecting member; 7. a controller; 8. a second angle sensor; 9. a first angle sensor; 10. a first mounting groove; 11. a suspension damping mechanism; 1101. a mounting seat; 1102. an elastic member; 1103. a servo motor; 1104. a frame body; 1105. a fixing plate; 12. a wheel; 13. the motor is driven.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 and 2, according to some embodiments of the present application, a frame deformable balance car includes: the device comprises a frame 110, a controller 7, a suspension damping mechanism 11, two driving motors 13 and two wheels 12; the controller 7 is mounted on the frame 110; the suspension damping mechanism 11 comprises a frame body 1104, a mounting seat 1101 and an elastic member 1102, wherein the frame body 1104 is respectively mounted at the left side and the right side of the frame 110, one end of the elastic member 1102 is connected with the frame body 1104, and the other end of the elastic member 1102 is connected with the mounting seat 1101; the fixed shaft of each driving motor 13 is correspondingly connected with one of the mounting seats 1101, and the driving motor 13 is electrically connected with the controller 7; each wheel 12 is connected with the power output end of one of the driving motors 13; the elastic member 1102 can elastically drive the mounting seat 1101 and the wheel 12 to move up or down relative to the frame 110 when the wheel 12 is impacted by uneven road.
Based on the above scheme, the suspension damping mechanisms 11 are suspended on two sides of the frame body 110, the frame body 1104 is suspended relative to the frame 110, when the vehicle runs to uneven road surfaces, the wheel 12 contacts an obstacle, and due to the existence of the elastic member 1102, the elastic member 1102 passively contracts to drive the mounting seat 1101 to move upwards, so that the wheel 12 is driven to move upwards, the frame 110 is kept in a relatively stable state, and the purpose of passive damping is achieved.
In some embodiments, the suspension damping mechanism 11 further includes a servo motor 1103, the servo motor 1103 is mounted on a side of the frame 1104 and electrically connected to the controller 7, and a power output end of the servo motor 1103 is connected to the elastic member 1102; the controller 7 can control the servo motor 1103 to rotate, so as to drive the elastic member 1102 to move up or down, so that the mounting seat 1101 is moved up or down actively. The vehicle frame comprises a vehicle frame 110 and a controller 7, and is characterized by further comprising a horizontal sensor, wherein the horizontal sensor is mounted on the vehicle frame 110 or the controller 7 and used for detecting the horizontal height of the left end and the right end of the vehicle frame 110, and the horizontal sensor is electrically connected with the controller 7; when the level sensor detects that the horizontal heights of the left end and the right end of the frame 110 are not consistent, the controller 7 controls the servo motor 1103 at the high end of the frame 110 to drive the elastic member 1102 to move upwards, so that the mounting seat 1101 and the wheel 12 move upwards.
Based on the scheme, when the frame deformable balance car runs on a non-horizontal complex road surface, the suspension damping mechanism 11 is used for damping due to the fact that the suspension elastic piece 1102 stretches and independently jumps, the possibility of side turning is greatly reduced, when the car frame 110 inclines left and right, the controller 7 converts the inclination angle captured by the left and right horizontal sensors into a driving signal to drive the servo motor 1103, the servo motor 1103 rotates to enable the elastic piece 1102 to ascend or descend for correcting the inclination of the car frame 110, and driving stability and safety are further guaranteed. The horizontal sensors are arranged in a matching manner with a deformable balance car with a frame and provided with a servo motor 1103, the left horizontal sensor and the right horizontal sensor are arranged on the frame 110 to detect the inclination angle information of the frame 110, the controller 7 converts the inclination angles captured by the left horizontal sensor and the right horizontal sensor into driving signals to drive the servo motor 1103, and the servo motor 1103 rotates to lift or move the elastic element 120 downwards for correcting the inclination of the frame 110, so that the driving stability and safety are further ensured.
In some embodiments, two elastic members 1102 are arranged on the left side or the right side of the frame 1104, and the elastic members 1102 are cylindrical; the mounting base 1101 is provided with connecting holes correspondingly connected with the elastic members 1102 one by one.
In some embodiments, the servo motors 1103 are provided in two or four; when two servo motors 1103 are arranged, each servo motor 1103 is respectively arranged on the frame body 1104 at the left side and the right side, and one of the servo motors 1103 drives the two elastic members 1102 at the same side to extend and retract; when four servo motors 1103 are arranged, two servo motors 1103 are respectively arranged on each frame body 1104, each servo motor 1103 is correspondingly connected with the elastic piece 1102 one by one, and one servo motor 1103 correspondingly drives one elastic piece 1102 to stretch and retract.
In some embodiments, the vehicle further includes two mounting plates 6, each of the mounting plates 6 is rotatably mounted on the left and right sides of the frame 110, and the mounting plate 6 is provided with a guide groove cooperatively connected with the frame body 1104.
In some embodiments, the suspension damping mechanism 11 further includes a fixing plate 1105, the fixing plate 1105 is fixedly connected to the mounting plate 6, the fixing plate 1105 defines a fixing groove corresponding to the guide groove, a mounting hole is defined between the fixing groove and the guide groove, and the frame body 1104 is mounted on the mounting hole.
In some embodiments, the frame 110 includes a first frame body 1, a second frame body 2, a handlebar assembly 4 and an elastic member 5; the first frame body 1 is used for a user to stand; the second frame bodies 2 are correspondingly arranged below the first frame body 1 at intervals; the handlebar assembly 4 is rotatably mounted on the first frame body 1 and the second frame body 2 respectively; when the handlebar assembly 4 swings left and right, the first frame body 1 can move left and right in parallel along with the handlebar assembly 4 relative to the second frame body 2; one end of the elastic component 5 is connected with the first frame body 1, and the other end is connected with the second frame body 2; when the first frame body 1 moves left and right in parallel relative to the second frame body 2, the elastic component 5 can drive the first frame body 1 to automatically reset.
Based on the scheme, the automobile hand-held vehicle handle assembly works based on the inverted pendulum principle, when the automobile hand-held vehicle handle assembly is used, a driver stands on the first frame body 1 vertically to hold the vehicle handle assembly 4, when the body of the driver leans forward and pushes the assembly 4, the first frame body 1 and the second frame body 2 lean forward, the gyro assembly sensing the pitching angle of the vehicle frame in the controller 7 detects an inclination angle signal, the signal is processed by the controller 7 to become a motor driving signal, and the driving motor rotates to drive the automobile body to move, so that balance is kept, and the automobile moves forwards and backwards; a cuboid shape is formed between the first frame body 1 and the second frame body 2, and the handlebar assembly 4 is arranged at the front ends of the first frame body 1 and the second frame body 2, namely the side of the frame which moves forwards integrally; the handlebar assembly 4 mainly swings with the first frame body 1, and then is stably connected with the first frame body 1 and the second frame body 2; when a user stands on the first frame body 1, holds the handlebar assembly 4, controls the handlebar assembly 4 to swing left and right, the controller 7 acquires the swing information of the handlebar assembly 4, processes the swing information, and sends related control signals to the power assembly, so that the power assemblies at the left end and the right end of the vehicle body generate speed difference, and further realize steering, the handlebar assembly 4 swings left and right by linking the first frame body 1, parallelogram deformation is generated between the first frame body 1 and the second frame body 2 when swinging, the handlebar assembly 4 and the first frame body 1 can tilt along with the user in a parallelogram deformation mode, and accordingly overturning caused by centrifugal force is avoided; after the parallelogram between the first frame body 1 and the second frame body 2 is deformed, the elastic part 5 connected between the first frame body 1 and the second frame body 2 can generate elastic deformation due to deformation, when the straight line driving is recovered and the road surface is stable, the elastic part 5 resets the first frame body 1 to be right above the second frame body 2 through elasticity, and thus, one-time elastic deformation is completed; when the frame deformable balance vehicle runs on left and right fluctuated road surfaces and obstacle road surfaces, the suspension damping mechanisms 11 play a certain role in buffering, so that the vehicle body keeps a relative stable state, and a user is prevented from falling.
In some embodiments, the frame further comprises two mounting plates 6 which are rotatably mounted on the left and right sides of the first frame body 1 and are rotatably connected with the left and right sides of the second frame body 2; and a guide groove matched and connected with the servo motor 1103 is formed in the mounting plate 6. The effect that mounting panel 6 set up is connected first support body 1 and second support body 2, simultaneously for connecting installation wheel 12, all leave the space between mounting panel 6 and first support body 1 and the second support body 2, when taking place parallelogram deformation for first support body 1 and second support body 2, certain activity space remains between mounting panel 6 and first support body 1 and the second support body 2, can accomplish in order to ensure deformation, be unlikely to because mounting panel 6 blocks and leads to can not take place deformation.
In some embodiments, the vehicle further includes a battery pack 3 and two driving motors 13, the controller 7 is electrically connected to the driving motors 13, the controller 7 is installed on the first frame body 1, the battery pack 3 is installed on the second frame body 2, a fixed end of the driving motor 13 is connected to the installation seat 1101, and a power output end of the driving motor 13 is connected to the wheel 12 for driving the wheel 12 to rotate. The battery pack 3 provides power for the driving motor 13, and the driving motor 13 drives the wheels 12 to rotate so as to drive the frame deformable balance car to move; the rotation speed of the left driving motor 13 and the rotation speed of the right driving motor 13 are controlled, so that the rotation speed difference is generated between the two driving motors 13, and the steering of the frame deformable balance vehicle can be realized.
In some embodiments, an angle sensor for detecting a rotation angle of the handlebar assembly 4 with respect to the first frame 1 is disposed between the handlebar assembly 4 and the first frame 1, and the angle sensor is electrically connected to the controller 7; when the angle sensor detects that the handlebar assembly 4 rotates at different angles relative to the first frame 1, the controller 7 controls the rotation speeds of the driving motors 13 to be different, so as to form a differential speed.
In some embodiments, the handlebar assembly 4 includes a link 403 and a handlebar 401, the link 403 is respectively rotatably connected to the first frame 1 and the second frame 2, and the handlebar 401 is mounted on the top end of the link 403; the angle sensor comprises a first angle sensor 9 arranged on the first frame body 1 and a second angle sensor 8 arranged on the linkage part 403; the first angle sensor 9 is electrically connected with the controller 7 and is used for detecting the swing angle of the first frame body 1 and the handlebar 401 linked with the first frame body; the second angle sensor 8 is electrically connected to the controller 7 for detecting a rotation angle of the handlebar 401 with respect to the link 403. First angle sensor 9 is installed on the arbitrary movable angle of first support body 1, can detect the swing angle of first support body 1, because first support body 1 and handlebar 401 are the linkage, handlebar 401 swings and drives first support body 1 swing, be equivalent to the swing angle that first angle sensor 9 detected handlebar 401 and first support body 1, and with this angle information transmission to controller 7, controller 7 sends relevant drive command to power component 12 after handling, the driving motor of the left and right sides produces the difference in rotation speed, and then the realization turns to. The second angle sensor 8 is used for detecting the rotation angle of the handlebar 401, the controller 7 sends a related driving instruction to the driving motor after acquiring the rotation angle information of the handlebar 401 for processing, and the steering is controlled.
In some embodiments, the handlebar assembly 4 further includes a connecting rod 402, and one end of the connecting rod 402 is connected to the linkage 403 and the other end is connected to the handlebar 401. The connecting rod 402 is designed to adapt to the design of the handlebars 401 with different heights, and the height of the connecting rod 402 is designed according to requirements so as to match the requirements of users with different heights to hold the handlebars 401 by hands; the connecting rod 402 may be of a telescopic type, and its height may be freely adjusted during use, and further, the connecting rod 402 and the handle 401 may be integrally formed.
In some embodiments, a first centering mechanism capable of automatically swinging and returning the link 403 relative to the first frame 1 is connected between the link 403 and the first frame 1, and a second centering mechanism capable of automatically rotating and returning the handle 401 relative to the link 402 is connected between the link 402 and the handle 401.
In some embodiments, the link member 403 is rotatably connected to the first frame 1 and the second frame 2, and the link member 403 links the first frame 1 to swing parallel to the second frame 2 while overcoming the elastic force of the elastic member 5. Because the linkage member 403 is rotatably connected with the first frame body 1, when the handlebar 401 swings left and right, the linkage member 403 firstly swings along with the first frame body 1, and then drives the first frame body 1 to swing along with the first frame body 1, namely the linkage member 403 swings at a certain angle relative to the second frame body 2, the swinging angles of the first frame body 1 and the handlebar 401 are consistent, the inclination angle of the human body is ensured to be consistent with the swinging angles of the first frame body 1 and the handlebar 401, and therefore the condition that the inclination angle of the human body is consistent with the swinging angles of the first frame body 1 and the handlebar 401 is ensured to ensure
In some embodiments, the first frame body 1 is provided with a first mounting groove 10 for accommodating the controller 7; and a second mounting groove for accommodating the battery pack 3 is formed in the second frame body 2. The frame deformable balance car needs the controller 7 to control that traveles to and need group battery 3 to provide the power supply, dispose the first mounting groove 10 of installation controller 7 on first support body 1, dispose the second mounting groove of installation group battery 3 on second support body 2, avoid the surface of controller 7 and group battery 3 protrusion frame, guaranteed the holistic aesthetic property of frame.
In some embodiments, the linking member 403 further defines a third mounting groove for accommodating the second angle sensor 8, and the third mounting groove corresponds to the axis of the handlebar 401. The second angle sensor 8 is mainly used for detecting the rotation angle of the handlebar 401, the handlebar 401 is connected with the connecting rod 402, the second angle sensor 8 is installed on the third installation groove of the linkage part 403, the rotation angle of the linkage part 403 detected by the second angle sensor 8 is the rotation angle of the handlebar 401, in addition, the third installation groove can be arranged at a position which is close to the first frame body 1 in a downward mode, the detection precision can be improved, and the controller 7 of the frame deformable balance car can conveniently perform corresponding control adjustment.
In some embodiments, as shown in fig. 3 and 4, the first frame body 1 includes a bearing plate 101 and two first mounting rods 102, and the first mounting rods 102 are respectively disposed at front and rear sides of the bearing plate 101; the second frame body 2 comprises a connecting plate 201 and two second mounting rods 202, the second mounting rods 202 are respectively arranged on two sides of the connecting plate 201, the connecting plate 201 is correspondingly arranged below the bearing plate 101, and the two second mounting rods 202 are respectively arranged below the two first mounting rods 102; the linkage member 403 is rotatably connected to the first mounting rod 102 and the second mounting rod 202 on the same side. The bearing plate 101 is used for a user to stand, the front end and the rear end of the bearing plate 101 are connected with the first mounting rod 102, the first mounting rod 102 is connected with the linkage piece 403, the connecting plate 201 and the corresponding second mounting rod 202 are arranged to be matched with the bearing plate 101 and the first mounting rod 102, and the linkage piece 403 is rotatably connected with the first mounting rod 102 and the second mounting rod 202, namely, force is transmitted through the first mounting rod 102 and the second mounting rod 202 during swinging, so that influence on mounting parts on the bearing plate 101 and the connecting plate 201 can be avoided.
In some embodiments, at least four elastic members 5 are provided and are respectively located at four corners of the bottom of the first frame 1. In order to ensure that the frame is stable when the parallelogram deforms and the first frame body 1 can completely reset to be right above the second frame body 2, the number of the elastic parts 5 is preferably four, and the elastic parts are respectively positioned at four end corners, so that the first frame body 1 and the second frame body 2 are stressed uniformly when the parallelogram deforms, and the frame is more stable when the parallelogram deforms; in addition, the elastic member 5 is a spring.
Based on the above embodiment, when the frame deformable balance car realizes high-speed right steering, the state is as shown in fig. 5, and the first frame body deviates to the left; when the frame deformable balance car realizes high-speed left steering, the state is as shown in fig. 6, and the first frame body deviates to the right; when the frame deformable balance car runs on an uneven road surface, the frame deformable balance car without the servo motor is in a state shown in figure 7, the car body is in parallelogram deformation, the aim of buffering and shock absorption can be achieved, and the frame deformable balance car with the servo motor is in a state shown in figure 8, the car body can be kept horizontal, and the shock absorption effect is better.
To sum up, the frame flexible balance car that this application provided has reached the effect of moving away to avoid possible earthquakes of buffering through elastic deformation, further improves the effect of moving away to avoid possible earthquakes of frame flexible balance car through hanging damper cooperation shock attenuation simultaneously, has improved user's use and has experienced and guaranteed the security in the use.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A frame deformable balance car is characterized by comprising:
the first frame body is used for a user to stand;
the second frame bodies are correspondingly arranged below the first frame bodies at intervals;
the handlebar assembly is rotatably arranged on the first frame body and the second frame body respectively; when the handlebar assembly swings left and right, the first frame body can move left and right in parallel along with the handlebar assembly relative to the second frame body;
one end of the elastic component is connected with the first frame body, and the other end of the elastic component is connected with the second frame body; when the first frame body moves left and right in parallel relative to the second frame body, the elastic component can drive the first frame body to automatically reset;
and the two wheels are respectively and rotatably arranged on the left side and the right side of the first frame body and are respectively and rotatably connected with the left side and the right side of the second frame body.
2. The frame deformable balance car of claim 1, further comprising two mounting plates rotatably mounted to the left and right sides of the first frame body, respectively, and rotatably coupled to the left and right sides of the second frame body, respectively.
3. The frame deformable balance car of claim 2 wherein each of said wheels is resiliently coupled to one of said mounting plates.
4. The vehicle frame deformable balance car of claim 2, wherein a rotational clearance is left between said mounting plate and said first frame body; a rotating gap is reserved between the mounting plate and the second frame body.
5. The frame-deformable balance car of claim 2, further comprising a controller, a battery pack and two driving motors, wherein the controller is electrically connected with the driving motors, the controller is mounted on the first frame body, the battery pack is mounted on the second frame body, fixed ends of the driving motors are respectively mounted on the left side and the right side of the mounting plate, and power output ends of the driving motors are connected with the wheels and used for driving the wheels to rotate.
6. The frame deformable balance car of claim 5, wherein an angle sensor for detecting a rotation angle of the handlebar assembly relative to the first frame body is provided between the handlebar assembly and the first frame body; or an angle sensor for detecting the rotation angle of the handlebar assembly relative to the second frame body is arranged between the handlebar assembly and the second frame body; the angle sensor is electrically connected with the controller;
when the angle sensor detects that the handlebar assembly rotates by different angles relative to the first frame body or the second frame body, the controller respectively controls the different rotating speeds of the driving motors to form a differential speed.
7. The frame deformable balance car of claim 6, wherein the handlebar assembly comprises a linkage member and a handlebar, the linkage member is respectively and rotatably connected with the first frame body and the second frame body, and the handlebar is mounted at the top end of the linkage member; the angle sensor comprises a first angle sensor arranged on the first frame body or the second frame body and a second angle sensor arranged on the linkage piece; the first angle sensor is electrically connected with the controller and used for detecting the swing angle of the first frame body or the second frame body and the handlebar linked with the first frame body or the second frame body; the second angle sensor is electrically connected to the controller and is configured to detect a rotation angle of the handlebar relative to the linkage.
8. The frame deformable balance car of claim 7, wherein said handlebar assembly further comprises a connecting rod, one end of said connecting rod being connected to said linkage member and the other end being connected to said handlebar; a first centering mechanism capable of enabling the linkage piece to automatically swing and return relative to the first frame body is connected between the linkage piece and the first frame body, and a second centering mechanism capable of enabling the handlebar to automatically rotate and return relative to the connecting rod is connected between the connecting rod and the handlebar.
9. The frame deformable balance car of claim 8, wherein the first frame body comprises a bearing plate and two first mounting rods, and the first mounting rods are respectively arranged on the front side and the rear side of the bearing plate; the second frame body comprises a mounting plate and two second mounting rods, the second mounting rods are respectively arranged on two sides of the mounting plate, the mounting plate is correspondingly arranged below the bearing plate, and the two second mounting rods are respectively positioned below the two first mounting rods; the linkage piece is respectively connected with the first mounting rod and the second mounting rod on the same side in a rotating mode.
10. The frame deformable balance car of claim 1, wherein there are two elastic members respectively located at two end corners of the bottom of the first frame body; or the number of the elastic parts is four, and the elastic parts are respectively positioned at four end corners of the bottom of the first frame body.
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| CN202022748581.0U CN214112769U (en) | 2020-11-24 | 2020-11-24 | Frame deformable balance car |
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| CN202022748581.0U CN214112769U (en) | 2020-11-24 | 2020-11-24 | Frame deformable balance car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298426A (en) * | 2020-11-24 | 2021-02-02 | 成都倒立摆科技有限公司 | Frame deformable balance car |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298426A (en) * | 2020-11-24 | 2021-02-02 | 成都倒立摆科技有限公司 | Frame deformable balance car |
| CN112298426B (en) * | 2020-11-24 | 2024-07-02 | 成都倒立摆科技有限公司 | Deformable balance car for car frame |
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