CN112053540A - Balance car alarm method and system and balance car - Google Patents
Balance car alarm method and system and balance car Download PDFInfo
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- CN112053540A CN112053540A CN202010972545.4A CN202010972545A CN112053540A CN 112053540 A CN112053540 A CN 112053540A CN 202010972545 A CN202010972545 A CN 202010972545A CN 112053540 A CN112053540 A CN 112053540A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
- B62J45/40—Sensor arrangements; Mounting thereof
- B62J45/41—Sensor arrangements; Mounting thereof characterised by the type of sensor
- B62J45/412—Speed sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J99/00—Subject matter not provided for in other groups of this subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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Abstract
The application relates to a balance car alarm method, a balance car alarm system and a balance car, wherein the balance car alarm method comprises the following steps: the method comprises the steps of obtaining the running state and the running speed of the balance car, comparing the running speed with the threshold value corresponding to the running state according to the running state, generating an alarm instruction according to the comparison result, sending the alarm instruction to a Bluetooth broadcast module, enabling the Bluetooth broadcast module to select corresponding alarm voice according to the alarm instruction for broadcast, solving the problem of poor alarm effect due to the fact that the running state of the balance car is alarmed in the related art by means of an external network and mobile phone software, and improving the alarm effect of the abnormal running state of the balance car.
Description
Technical Field
The application relates to the technical field of balance cars, in particular to a balance car alarm method, a balance car alarm system and a balance car.
Background
The operation principle of the balance car is mainly established on a basic principle called dynamic stability, namely the automatic balance capability of the car, the posture state of the car body is judged by a built-in precise solid-state gyroscope, and after a proper command is calculated by a precise and high-speed central microprocessor, a motor is driven to achieve the balance effect, and the larger the load of the balance car is, the larger the running kinetic energy is, so that the balance car has the characteristic of good environmental protection; the balance car has small car body and flexible turning, and can work in narrow and large-turning-angle working occasions; the balance car has the advantages of being capable of being used as a fast, environment-friendly, safe, comfortable, small, exquisite and flexible green vehicle, being a substitute for future automobiles and bicycles, and having wide market and economic benefits.
In the related technology, when a balance car moves, overspeed, low electric quantity, backing and the like often occur, alarm information such as overspeed alarm, low electric quantity alarm, backing alarm and the like is required to be transmitted to a passenger for safe driving, and the passenger is prompted to know the running state of the car in time through the alarm information; the traditional alarm system needs to use an external network and mobile phone software, when overspeed, too low electric quantity, reverse collision and the like occur in the moving process of the balance car, the running state of the balance car is sent to the mobile phone software of the passenger, but the passenger cannot timely open the mobile phone and know the running state of the current car through the mobile phone software because the passenger drives the balance car, and then the alarm effect is poor.
At present, an effective solution is not provided aiming at the problem of poor alarm effect in a mode of alarming the running state of the balance car by means of an external network and mobile phone software in the related technology.
Disclosure of Invention
The embodiment of the application provides a balance car alarm method, a balance car alarm system and a balance car, and aims to at least solve the problem of poor alarm effect in a mode of alarming the running state of the balance car by means of an external network and mobile phone software in the related art.
In a first aspect, an embodiment of the application provides a balance car alarm method, which includes:
acquiring the running state and running speed of the balance car;
comparing the running speed with a threshold value corresponding to the running state according to the running state;
and generating an alarm instruction according to the comparison result, and sending the alarm instruction to a Bluetooth broadcast module so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction.
In some embodiments, the comparing, based on the operating condition, the operating speed to a threshold value corresponding to the operating condition; according to the comparison result, an alarm instruction is generated and sent to the Bluetooth broadcast module, so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction, and the method comprises the following steps: the operational state comprises a forward state;
if the running state is a forward running state, comparing the running speed with a forward running speed threshold value;
if the running speed is greater than the advancing speed threshold value, a first warning instruction is generated and sent to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module broadcasts overspeed warning voice according to the first warning instruction.
In some embodiments, if the running speed is greater than the forward speed threshold, the control drive module decreases the running speed of the balance car.
In some of these embodiments, if the operational state is the reverse state, comparing an operational speed to a reverse speed threshold;
and if the running speed is greater than the back speed threshold value, generating a second alarm instruction and sending the second alarm instruction to the Bluetooth broadcast module so that the Bluetooth broadcast module broadcasts the back alarm voice according to the second alarm instruction.
In some embodiments, if the running speed is greater than the reverse speed threshold, the control drive module maintains the running speed of the balance car so that the running speed of the balance car is not increased any more.
In some of these embodiments, the method further comprises:
acquiring the battery electric quantity of the balance car;
if the battery electric quantity is lower than the electric quantity threshold value, a third warning instruction is generated and sent to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module broadcasts the electric quantity abnormal warning voice according to the third warning instruction.
In some embodiments, the bluetooth broadcast module includes a bluetooth module and a sound playing module, and the bluetooth module selects corresponding alarm voices to be broadcast through the sound playing module according to the alarm instruction.
In some embodiments, a power amplification module is further connected between the bluetooth module and the sound playing module, and the power amplification module is configured to increase the signal of the alarm voice transmitted to the sound playing module by the bluetooth module.
In a second aspect, the embodiment of the application provides a balance car alarm system, which comprises a control module, a detection module and a Bluetooth broadcast module;
the detection module is connected with the control module and used for detecting the running state and the running speed of the balance car;
one end of the control module is connected with the detection module to acquire the running state and the running speed of the balance car, and the other end of the control module is connected with the Bluetooth broadcast module; and comparing the running speed with a threshold value corresponding to the running state according to the running state, generating an alarm instruction according to a comparison result, and sending the alarm instruction to the Bluetooth broadcast module, so that the Bluetooth broadcast module selects corresponding alarm voice according to the alarm instruction for broadcast.
In a third aspect, an embodiment of the present application provides a balance car, which includes wheels, a frame, a sensor disposed on the frame or the wheels and used for detecting an operation state and an operation speed of the balance car, a processor disposed on the frame and connected to the sensor, and a bluetooth broadcast module disposed on the frame and connected to the processor;
the processor obtains the running state and the running speed of the balance car through the sensor, compares the running speed with the threshold value corresponding to the running state according to the running state, generates an alarm instruction according to a comparison result, and sends the alarm instruction to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module selects corresponding alarm voice according to the alarm instruction to broadcast.
Compared with the prior art, the balance car alarm method, the balance car alarm system and the balance car provided by the embodiment of the application are characterized in that the method compares the running speed with the threshold value corresponding to the running speed through acquiring the running state and the running speed of the balance car, and generates an alarm instruction and sends the alarm instruction to the Bluetooth broadcast module according to the comparison result, so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction, the problem of poor alarm effect in the related art due to the fact that the running state of the balance car is alarmed by means of an external network and mobile phone software is solved, and the alarm effect of the balance car on abnormal running state is improved.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a first flow chart of a balance car warning method according to an embodiment of the application;
FIG. 2 is a first flowchart of a balance car alarm method in which the operation state is a forward state according to an embodiment of the application;
FIG. 3 is a second flowchart of a balance car warning method in a forward running state according to an embodiment of the present application;
FIG. 4 is a first flowchart of a balance car alarm method in which the operation state is a reverse state according to an embodiment of the present application;
FIG. 5 is a second flowchart of a balance car warning method in a reverse operation state according to an embodiment of the present application;
FIG. 6 is a second flowchart of a balance car warning method according to an embodiment of the application;
FIG. 7 is a block diagram of a balance car warning system according to an embodiment of the application;
fig. 8 is a block diagram of a preferred structure of the balance car alarm system according to the embodiment of the application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments provided in the present application without any inventive step are within the scope of protection of the present application.
It is obvious that the drawings in the following description are only examples or embodiments of the present application, and that it is also possible for a person skilled in the art to apply the present application to other similar contexts on the basis of these drawings without inventive effort. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of ordinary skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms referred to herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which this application belongs. Reference to "a," "an," "the," and similar words throughout this application are not to be construed as limiting in number, and may refer to the singular or the plural. The present application is directed to the use of the terms "including," "comprising," "having," and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Reference to "connected," "coupled," and the like in this application is not intended to be limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as referred to herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. Reference herein to the terms "first," "second," "third," and the like, are merely to distinguish similar objects and do not denote a particular ordering for the objects.
In the embodiment of the application, sensors for detecting the running state and running speed of the wheels, such as hall sensors, are arranged on the balance cars; in the related art, when situations such as overspeed and backing up occur in the moving process of a balance car, the situations such as overspeed and backing up of the balance car are generally sent to mobile phone software by means of an external network and the mobile phone software, but because a passenger drives the balance car, the passenger cannot turn on the mobile phone in time and know the current running state of the balance car through the mobile phone software for the first time, and the problem of poor alarm effect on the abnormal running state of the balance car exists; according to the balance car alarm method, the running state and the running speed of the balance car are obtained, the running speed is compared with the threshold value corresponding to the running state according to the running state, an alarm instruction is generated and sent to the Bluetooth broadcast module according to the comparison result, so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction, the problem that the alarm effect is poor due to the fact that the running state of the balance car is alarmed by means of an external network and mobile phone software in the related technology is solved, and the alarm effect of the abnormal running state of the balance car is improved.
The embodiment provides a balance car alarm method, fig. 1 is a first flowchart of the balance car alarm method according to the embodiment of the application, and as shown in fig. 1, the method includes the following steps:
step S101, acquiring the running state and running speed of the balance car;
step S102, comparing the running speed with a threshold value corresponding to the running state according to the running state;
step S103, generating an alarm instruction according to the comparison result and sending the alarm instruction to the Bluetooth broadcast module so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction;
it should be noted that, the threshold values in different operation states are different, the operation speed is compared with the threshold value corresponding to the operation state according to the operation state, and the corresponding alarm instruction is generated according to the comparison result, it can be understood that a plurality of alarm voices respectively corresponding to the alarm instruction are prestored in the bluetooth broadcast module, and it should be further noted that the bluetooth broadcast module may also have a function of broadcasting the sound here, for example, a bluetooth sound box.
Through step S101 to step S103, the running state and the running speed of the balance car are obtained in real time, the running speed is compared with a threshold value corresponding to the running state, an alarm instruction is generated according to a comparison result and sent to the Bluetooth broadcast module, the Bluetooth broadcast module selects corresponding alarm voice according to the received alarm instruction to broadcast, and then a passenger driving the balance car can know the current state of the balance car through the broadcast voice at the first time, the alarm of the abnormal running state of the balance car is effectively completed, the problem of poor alarm effect in a mode of alarming the running state of the balance car by means of an external network and mobile phone software in the related art is solved, and the alarm effect of the abnormal running state of the balance car is improved.
In some embodiments, in the case that the operation state includes a forward state and a reverse state, fig. 2 is a flowchart of a balance car alarm method according to an embodiment of the present application, in which the operation state is the forward state, and the operation speed is compared with a threshold corresponding to the operation state; according to the comparison result, an alarm instruction is generated and sent to the Bluetooth broadcast module so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction, and the method comprises the following steps:
step S201, if the running state is a forward running state, comparing the running speed with a forward running speed threshold;
the common balance car is provided with two wheels, one wheel corresponds to one Hall sensor, the Hall sensors are used for detecting the running speed of the balance car, the running speeds of the two wheels can be respectively compared with a forward speed threshold value under the condition that the balance car is in a forward state, the forward speed threshold value can be 8km/h-10km/h, and the specific size of the forward speed threshold value can be adjusted according to the using environment or using crowds of the balance car.
Step S202, if the running speed is greater than the advancing speed threshold value, generating a first alarm instruction and sending the first alarm instruction to the Bluetooth broadcast module, so that the Bluetooth broadcast module broadcasts overspeed alarm voice according to the first alarm instruction;
when the running speed of the balance car reaches 8km/h-10km/h, overspeed alarm voice can be broadcasted, and when the running speed of the balance car reaches 8km/h-10km/h for a period of time, namely overspeed continues all the time, overspeed alarm voice can be broadcasted once every unit time, for example, the unit time can be 3 s.
Through the steps S201 to S202, in the process that the passenger drives the balance car, under the condition that the running speed of the balance car in the forward direction is greater than the forward speed threshold value, overspeed alarm voice is broadcasted, and the passenger can know that the driven balance car is overspeed at the first time conveniently.
In some embodiments, fig. 3 is a second flowchart of a balance car warning method in which the operation state is a forward state according to an embodiment of the present application, and the method further includes the following steps;
step S301, if the running speed is greater than the forward speed threshold, controlling the driving module to reduce the running speed of the balance car;
it should be noted that the driving module may be a mechanical device or an electrical device capable of adjusting the running speed of the balance car, and it should be further noted that broadcasting the overspeed alarm voice and reducing the running speed of the balance car by the driving module may be synchronous, for example, when the balance car is overspeed, broadcasting the overspeed alarm voice and reducing the running speed of the balance car synchronously.
Through above-mentioned step S301, when the functioning speed was greater than the speed threshold value that advances under the balance car advancing state, on the basis of reporting overspeed warning pronunciation, take initiative measure control drive module to reduce the functioning speed of balance car, avoid on the one hand in external noisy environment or other reasons cause report the unsatisfactory problem of warning pronunciation effect, on the other hand prevents that the passenger from coming too late to react the deceleration operation, prevents to cause dangerous accident.
In some embodiments, fig. 4 is a first flowchart of a balance car alarm method in which an operation state is a reverse state according to an embodiment of the present application, and as shown in fig. 4, the method further includes the following steps:
step S401, if the running state is a backward running state, comparing the running speed with a backward running speed threshold;
the backing speed threshold value may be 3km/h, but the specific backing speed threshold value may be adjusted according to the specific use environment and the user population of the balance car, it should be noted that there is a situation that the balance car backs at the moment the balance car goes on the pedals, which belongs to a normal situation, so when the size of the backing speed threshold value is specifically set, the situation may be taken into consideration to avoid the situation of false alarm of the balance car, for example, there is a situation that the balance car backs at the moment the balance car goes on the pedals, but the backing speed generally does not exceed 2km/h, the backing speed threshold value may be set to 3km/h, and the situation of false alarm of the balance car may be avoided to a certain extent; it should be further noted that the balance car backing can be determined by detecting the motor reverse rotation through a Hall sensor.
Step S402, if the running speed is greater than the back speed threshold value, generating a second alarm instruction and sending the second alarm instruction to the Bluetooth broadcast module, so that the Bluetooth broadcast module broadcasts the back alarm voice according to the second alarm instruction;
through the steps S401 to S402, in the process that the passenger drives the balance car, under the condition that the backward running speed of the balance car is greater than the backward speed threshold value, the reverse warning voice is broadcasted, and the passenger and surrounding people are reminded conveniently.
In some embodiments, fig. 5 is a second flowchart of a balance car alarm method in which the operation state is a reverse state according to an embodiment of the present application, and as shown in fig. 5, the method further includes the following steps:
step S501, if the running speed is larger than the back-off speed threshold value, the driving module is controlled to keep the running speed of the balance car, so that the running speed of the balance car is not increased any more.
Through step S501, when the running speed of the balance car in the backward state is greater than the backward speed threshold, active measures are taken to control the driving module to keep the running speed of the balance car on the basis of broadcasting the overspeed alarm voice, so that the running speed of the balance car is not increased any more, and the risk of the balance car during backward running is reduced.
In some embodiments, fig. 6 is a flowchart of a second method for alarming a balance car according to an embodiment of the present application, and as shown in fig. 2, the method includes the following steps:
step S601, acquiring the battery electric quantity of the balance car;
the detection of the battery capacity can be estimated according to the current voltage of the battery, or the capacity of the whole battery can be estimated according to the voltage of each battery cell.
Step S602, if the electric quantity of the battery is lower than the electric quantity threshold value, generating a third alarm instruction and sending the third alarm instruction to the Bluetooth broadcast module, so that the Bluetooth broadcast module broadcasts an electric quantity abnormal alarm voice according to the third alarm instruction;
it should be noted that the detection and alarm of the battery power is not performed after the alarm of the operation state is performed, and the detection and alarm of the battery power and the detection and alarm of the operation state can be performed simultaneously.
Through step S601 to step S602, under the condition that the current residual capacity of the balance car is less than the capacity threshold value, the abnormal alarm voice of the capacity is broadcasted, namely the prompt that the capacity is low, so that the passengers are reminded to charge in time.
In some embodiments, the bluetooth broadcasting module comprises a bluetooth module and a sound playing module, the bluetooth module selects corresponding alarm voice according to the alarm instruction and broadcasts the alarm voice through the sound playing module, and the bluetooth module also has the function of wirelessly connecting with other external devices to transmit signals; it should be noted that the sound playing module may be a speaker or a loudspeaker, and at this time, a plurality of alarm voices corresponding to the alarm instruction are pre-stored in the bluetooth module connected to the sound playing module, the bluetooth module selects the alarm voice corresponding to the alarm instruction and transmits an electrical signal of the alarm voice to the sound playing module when receiving the alarm instruction, and the sound playing module broadcasts the alarm voice to improve the alarm effect for the passenger.
In some embodiments, a power amplification module is further connected between the bluetooth module and the sound playing module, and the power amplification module is used for increasing the signal intensity of the alarm voice transmitted from the bluetooth module to the sound playing module; the balance car is further provided with a voltage reducer connected with the power supply battery, the voltage output by the power supply battery is reduced by the voltage reducer to supply power to the Bluetooth module and the sound playing module, and the voltage reducer can reduce the voltage according to the required voltages of the Bluetooth module or the sound playing module in different sizes; it needs further to explain that still be equipped with the bee calling organ on the balance car, the voltage of power supply battery output can be for the bee calling organ power supply after the step-down of step-down transformer, and when sound play module reported warning pronunciation, the bee calling organ also pronounces to promote the warning effect, and dual pronunciation are reminded, improve the security of balance car.
It should be noted that the steps illustrated in the above-described flow diagrams or in the flow diagrams of the figures may be performed in a computer system, such as a set of computer-executable instructions, and that, although a logical order is illustrated in the flow diagrams, in some cases, the steps illustrated or described may be performed in an order different than here.
The present application further provides a balance car alarm system, and fig. 7 is a block diagram of a balance car alarm system according to an embodiment of the present application, where the system includes: the system comprises a control module 72, a detection module 71 and a Bluetooth broadcast module 73;
the detection module 71 is connected with the control module 72 and is used for detecting the running state and the running speed of the balance car;
one end of the control module 72 is connected with the detection module 71 to acquire the running state and the running speed of the balance car, and the other end of the control module is connected with the Bluetooth broadcast module 73; and according to the operation state, the operation speed is compared with the threshold value corresponding to the operation state, so as to generate an alarm instruction according to the comparison result and send the alarm instruction to the bluetooth broadcast module 73, so that the bluetooth broadcast module 73 selects corresponding alarm voice according to the alarm instruction to broadcast.
In some embodiments, the steps in the balance car alarm method provided in each of the above embodiments can be implemented when the control module 72, the detection module 71 and the bluetooth broadcast module 73 are executed, and are not described herein again.
In some embodiments, fig. 8 is a block diagram of a preferred structure of a balance car alarm system according to an embodiment of the present disclosure, as shown in fig. 8, hall sensors are respectively installed on two wheels of a balance car, the hall sensors transmit detected operating speeds to a main control module, a motor driving unit connected to the main control module is controlled by the main control module to adjust the operating speeds of the wheels, and a voltage detection module connected to the main control module is used for detecting electric quantities of batteries; the main control module processes the detected information, when the electric quantity is low, or the balance car is overspeed, or the balance car backs up, the alarm voice is selected through the Bluetooth module connected with the main control module, then the voice broadcast is carried out through the power amplification module and the loudspeaker connected with the power amplification module, and the sound alarm can be given out through the buzzer connected with the main control module; and the power supply module connected with the battery is used for reducing the voltage of the battery and then supplying power to other modules.
In one embodiment, the balance car comprises wheels, a car frame, a sensor, a processor and a Bluetooth broadcasting module, wherein the sensor is arranged on the car frame or the wheels and used for detecting the running state and the running speed of the balance car;
the processor obtains the running state and the running speed of the balance car through the sensor, compares the running speed with the threshold value corresponding to the running state according to the running state, generates an alarm instruction according to a comparison result, and sends the alarm instruction to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module selects corresponding alarm voice to broadcast according to the alarm instruction.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A balance car alarm method is characterized by comprising the following steps:
acquiring the running state and running speed of the balance car;
comparing the running speed with a threshold value corresponding to the running state according to the running state;
and generating an alarm instruction according to the comparison result, and sending the alarm instruction to a Bluetooth broadcast module so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction.
2. The method of claim 1, wherein the operating speed is compared to a threshold value corresponding to the operating condition based on the operating condition; according to the comparison result, an alarm instruction is generated and sent to the Bluetooth broadcast module, so that the Bluetooth broadcast module selects corresponding alarm voice to broadcast according to the alarm instruction, and the method comprises the following steps: the running state comprises a forward state and a backward state;
if the running state is a forward running state, comparing the running speed with a forward running speed threshold value;
if the running speed is greater than the advancing speed threshold value, a first warning instruction is generated and sent to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module broadcasts overspeed warning voice according to the first warning instruction.
3. The method of claim 2,
and if the running speed is greater than the forward speed threshold value, controlling a driving module to reduce the running speed of the balance car.
4. The method of claim 2,
if the running state is the reverse state, comparing the running speed with a reverse speed threshold value;
and if the running speed is greater than the back speed threshold value, generating a second alarm instruction and sending the second alarm instruction to the Bluetooth broadcast module so that the Bluetooth broadcast module broadcasts the back alarm voice according to the second alarm instruction.
5. The method of claim 4,
and if the running speed is greater than the back-off speed threshold value, controlling a driving module to keep the running speed of the balance car so as to prevent the running speed of the balance car from increasing.
6. The method of claim 1, further comprising:
acquiring the battery electric quantity of the balance car;
if the battery electric quantity is lower than the electric quantity threshold value, a third warning instruction is generated and sent to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module broadcasts the electric quantity abnormal warning voice according to the third warning instruction.
7. The method according to claim 1, wherein the Bluetooth broadcasting module comprises a Bluetooth module and a sound playing module, and the Bluetooth module selects corresponding alarm voice according to the alarm instruction and broadcasts the alarm voice through the sound playing module.
8. The method according to claim 7, wherein a power amplification module is further connected between the bluetooth module and the sound playing module, and the power amplification module is configured to increase the signal strength of the alarm sound transmitted from the bluetooth module to the sound playing module.
9. The balance car alarm system is characterized by comprising a control module, a detection module and a Bluetooth broadcast module;
the detection module is connected with the control module and used for detecting the running state and the running speed of the balance car;
one end of the control module is connected with the detection module to acquire the running state and the running speed of the balance car, and the other end of the control module is connected with the Bluetooth broadcast module; and comparing the running speed with a threshold value corresponding to the running state according to the running state, generating an alarm instruction according to a comparison result, and sending the alarm instruction to the Bluetooth broadcast module, so that the Bluetooth broadcast module selects corresponding alarm voice according to the alarm instruction for broadcast.
10. A balance car comprises wheels and a frame, and is characterized by further comprising a sensor, a processor and a Bluetooth broadcasting module, wherein the sensor is arranged on the frame or the wheels and used for detecting the running state and the running speed of the balance car;
the processor obtains the running state and the running speed of the balance car through the sensor, compares the running speed with the threshold value corresponding to the running state according to the running state, generates an alarm instruction according to a comparison result, and sends the alarm instruction to the Bluetooth broadcasting module, so that the Bluetooth broadcasting module selects corresponding alarm voice according to the alarm instruction to broadcast.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010972545.4A CN112053540A (en) | 2020-09-16 | 2020-09-16 | Balance car alarm method and system and balance car |
| PCT/CN2020/129845 WO2022057075A1 (en) | 2020-09-16 | 2020-11-18 | Balance car alarm method and system, and balance car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010972545.4A CN112053540A (en) | 2020-09-16 | 2020-09-16 | Balance car alarm method and system and balance car |
Publications (1)
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| CN202010972545.4A Pending CN112053540A (en) | 2020-09-16 | 2020-09-16 | Balance car alarm method and system and balance car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022057075A1 (en) * | 2020-09-16 | 2022-03-24 | 浙江阿尔郎科技有限公司 | Balance car alarm method and system, and balance car |
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| WO2022057075A1 (en) | 2022-03-24 |
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