CN207529141U - A kind of wearable device of pre- anticollision - Google Patents
A kind of wearable device of pre- anticollision Download PDFInfo
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- CN207529141U CN207529141U CN201721724928.XU CN201721724928U CN207529141U CN 207529141 U CN207529141 U CN 207529141U CN 201721724928 U CN201721724928 U CN 201721724928U CN 207529141 U CN207529141 U CN 207529141U
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Abstract
The utility model discloses a kind of wearable device of pre- anticollision, the alignment sensor of the space coordinate including being used to detect wearable device, for detecting wearable device to obstacle recognition module, reminding module, motor and the central processing module of the distance of barrier；The motor turns to take out asynthesis object identification module, the module rotation of driving obstacle recognition；The central processing module receives the space coordinate of alignment sensor output, and control motor driving obstacle recognition module turns to horizontality；The central processing module receives the detecting distance of obstacle recognition module output, and when detecting distance is less than secure threshold, and control reminding module reminds wearer to avoid barrier.Whether utility model is by detecting the front of wearable device with the presence of human body or barrier, so as in human body or barrier of the wearer of wearable device close to front, remind wearer in time note that avoid crashing.
Description
Technical field
The utility model belongs to wearing electronic product technical field, specifically, being to be related to one kind to have anti-collision reminding
The wearable device of function.
Background technology
With the continuous improvement of people's living standards, mobile phone has become a kind of various daily neces saries.In the mistake for using mobile phone
It is not excluded for some unsound occupation modes in journey, such as cellie is on road when walking, it sometimes can be low when walking
Head sees the mobile phone.Such case is easy to the situation that people is allowed to ignore front, often will appear the pedestrian for colliding front or one
The situation of a little articles then causes different degrees of injury to itself or other people.
Invention content
The purpose of this utility model is to provide a kind of wearable devices with collision prevention function, can detect front
Someone either barrier when remind wearer in time note that avoid unnecessary collision or injury occurs.
In order to solve the above technical problems, the utility model is achieved using following technical scheme：
A kind of wearable device of pre- anticollision, the orientation sensing of the space coordinate including being used to detect wearable device
Device, for measure wearable device to the distance of barrier obstacle recognition module, for remind wearer avoid barrier
Reminding module, motor and central processing module；The turning to take out of the motor connects the obstacle recognition module, described in driving
Obstacle recognition module rotates；The central processing module receives the space coordinate of the alignment sensor output, according to space
Coordinate generation controls signal, controls the motor that the obstacle recognition module is driven to turn to horizontality；The centre
It manages module and receives the measurement distance of the obstacle recognition module output, and when measurement distance is less than secure threshold, control institute
Reminding module action is stated, wearer is reminded to avoid barrier.
In order to improve positioning accuracy, the alignment sensor preferably uses two acceleration transducers, respectively described in connection
Central processing module, described two acceleration transducers are built in wearable device, and be mutually perpendicular to lay.
Preferably, the wearable device is smartwatch, and including watchcase and watch core, circuit is provided in the watch core
One of acceleration transducer is preferably parallel to the circuit board and on the circuit board, by another by plate
Acceleration transducer is perpendicular to the circuit board and mounted on the side of watch core.
Reach horizontality in order to accurately adjust the obstacle recognition module, then make obstacle recognition module
Barrier can be accurately sensed and measure wearable device to the distance of barrier, the motor is preferably using stepping electricity
Machine connects the central processing module by motor-drive circuit, receives the pwm signal of central processing module output, pass through tune
The rotational angle of the shaft of stepper motor is saved, the obstacle recognition module to be driven to rotate, reaches horizontality.
Preferably, the reminding module connects the central processing preferably using vibrating motor by motor drive circuit
Module, by the way that vibrating motor is controlled to vibrate, wrist-watch wearer to be reminded to pay attention to the barrier in front.
When the obstacle recognition module selects laser ranging module or infrared distance measurement module, if the wearable device
For smartwatch, then the obstacle recognition module can be mounted on the watch core of smartwatch, and with the table of smartwatch
The positive face of shell, and the watchcase and the region of the obstacle recognition module face are made of transparent material, with
Ensure laser or infrared ray can penetrate barrier in front of watchcase directive, and receive barrier reflected laser or infrared
Line.
When the obstacle recognition module selects ultrasonic distance measuring module, if the wearable device is smartwatch,
Then can by the obstacle recognition module be mounted on smartwatch watch core on, and with the watchcase of smartwatch front just
It is right, acoustic aperture is offered in the region of the watchcase and the obstacle recognition module face, to ensure that ultrasonic wave can pass through sound
Barrier in front of the directive of hole, and receive the reflected ultrasonic wave of barrier.
Further, the wearable device further includes display module, connects the central processing module, to show obstacle
Object warning message.
Further, the wearable device further includes radio-frequency module, connects the central processing module, the center
Barrier warning message is sent to the mobile phone that communication is established with the wearable device by processing module by the radio-frequency module,
Make the wearer of wearable device can also see barrier warning message, success avoiding barrier in time when seeing the mobile phone.
Preferably, it is preferable to use bluetooth module, the mobile phone held with the wearer of wearable device leads to the radio-frequency module
News.
Compared with prior art, the advantages of the utility model and good effect is：The utility model wearable by setting
It places obstacles in standby object identification module, for detecting whether with the presence of human body or barrier in front of wearable device, thus
The wearer of wearable device close to front human body or barrier when, wearer can be reminded in time note that avoid hair
Raw collision accident, reduces unnecessary human injury.Meanwhile the utility model in wearable device by setting orientation sensing
Device and motor using the space coordinate of alignment sensor detection wearable device, and then obtain the horizontal tilt of wearable device
Angle, using motor insufficiency of accommodation object identification module to horizontality, it is possible thereby to which improving obstacle recognition module measures obstacle
The precision of object distance promotes the usage experience of user.
After the detailed description of the utility model embodiment is read in conjunction with the figure, other features and advantages of the utility model
It will become clearer.
Description of the drawings
Fig. 1 is a kind of circuit diagram of the embodiment for the wearable device of pre- anticollision that the utility model is proposed；
Fig. 2 is two acceleration transducer schematic view of the mounting position in smartwatch in Fig. 1.
Specific embodiment
Specific embodiment of the present utility model is described in more detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the present embodiment in order to make wearable device have can prevent wearer collide front human body or
The function of barrier is provided with central processing module in wearable device, alignment sensor, obstacle recognition module, reminds
The major parts such as module, motor.Wherein, central processing module is responsible for planning as a whole the communication with each module, and carry out various data
Analyzing and processing generates corresponding prompting and alarm, and single-chip microprocessor MCU, digital signal processor DSP etc. may be used at data
The integrated chip of reason ability.Alignment sensor is used to detect the space coordinate of wearable device, and is sent to the central processing
Module to calculate the angle of inclination of wearable device with respect to the horizontal plane, and then controls motor according to the angle of inclination
The rotational angle of shaft.Obstacle recognition module is mounted in the shaft of the motor, the shaft of motor is followed to rotate, and then
Obstacle recognition module is adjusted to horizontality, whether has human body or obstacle in front of wearable device to accurately detect out
Object exists, and the identification module accurately measure wearable device that breaks the barriers is to the distance of barrier.The barrier is known
Measurement distance is sent to the central processing module by other module, and central processing module can be by the measurement distance received and its
The secure threshold pre-saved is compared, if measurement distance is more than or equal to secure threshold, then it is assumed that the wearing of wearable device
Human body or barrier of the person apart from front also farther out, without sending out alarm or prompting.Conversely, if central processing module detects
The measurement distance is less than secure threshold, then judges human body or obstacle of the wearer already close to front of wearable device
Object needs Emergency avoidance.At this point, central processing module generation control signal is sent to reminding module, by controlling reminding module
Action is paid attention to avoiding barrier with the wearer for reminding wearable device, thus just realizes the anticollision work(of wearable device
Energy.
In the present embodiment, the wearable device can be smartwatch or Intelligent bracelet, the present embodiment with
Under by taking smartwatch as an example, the circuit and mechanical structure that are proposed to wearable device by the pre- anti-collision of realization, which improve, to carry out
It elaborates.
In order to which in the space coordinate for detecting smartwatch, more accurately coordinate data can be obtained, the present embodiment is excellent
Choosing, as the alignment sensor, is laid in the watchcase of smartwatch, with reference to two acceleration using two acceleration transducers
Spend the detection data of sensor feedback, the space coordinate of common determining smartwatch, it is possible thereby to avoid due to an acceleration
Sensor judges the error that wrist-watch state is brought, and improves the positioning accuracy of acceleration transducer.
As shown in Fig. 2, two acceleration transducers 1,2 are preferably laid in smartwatch by the present embodiment mutual vertically
In watchcase 4, such as an acceleration transducer 1 is laid on the circuit board 5 of watch core 3, and be parallel to the surface of circuit board 5；
Another acceleration transducer 2 is laid on watchcase 4, such as be laid in the side of watchcase 4 perpendicular to the surface of circuit board 5
On wall, position as shown in Figure 2.The space coordinate detected is sent to central processing module by two acceleration transducers 1,2,
The space coordinate that the method that respective coordinates are averaged calculates smartwatch may be used, to improve the positioning accurate of smartwatch
Degree.For two acceleration transducers 1,2 of vertical runs, the X-axis and the Z axis of acceleration transducer 2 of acceleration transducer 1 are
Same direction forms respective coordinates；The Y-axis of acceleration transducer 1 and the X-axis of acceleration transducer 2 are same direction, shape
Into respective coordinates；The Z axis of acceleration transducer 1 is same direction with the Y-axis of acceleration transducer 2, forms respective coordinates.It can
It is represented so that the amount of acceleration is converted into binary system or higher data.
Certainly, two acceleration transducers 1,2 can also be laid in the other positions of smartwatch, such as one is laid in
The back side of circuit board 5, another is laid in the side of circuit board 5.Alternatively, two acceleration transducers 1,2 can be laid in
Different Plane, but smartwatch can equally not realized and be accurately positioned into vertical relation.Why the present embodiment adds two
Velocity sensor 1,2 is laid in Different Plane, is due to conplane calibrating coordinates difference very little, and mean value has little significance, and
Calibrating coordinates on different directions are discrepant, therefore can be more accurate.
In order to which obstacle recognition module is accurately adjusted to horizontality, the present embodiment preferably uses stepper motor
The obstacle recognition module to be driven to rotate.Specifically, can in the watchcase 4 of smartwatch built-in stepper motor and electricity
Drive circuit.Central processing module compares the space coordinate calculated and horizontal reference data, calculates intelligent hand
The horizontal tilt angle of table, and then driven according to the horizontal tilt angle output pwm signal to motor-drive circuit by motor
The rotation step number of dynamic circuit control stepper motor, and then the accurately rotational angle of insufficiency of accommodation object identification module, make its holding
Horizontality.
Laser ranging module, infrared distance measurement module or ultrasonic distance measuring module may be used in the obstacle recognition module
Deng the sensor with distance measurement function, mounted on the front of smartwatch, with identify the human body that is located in front of smartwatch or
Barrier.
Specifically, it when the obstacle recognition module selects laser ranging module or infrared distance measurement module, can incite somebody to action
The laser ranging module or infrared distance measurement module are mounted on the watch core 3 of smartwatch, and with the watchcase 4 of smartwatch just
Face face.For the material selected by the watchcase 4 of smartwatch, it should at least ensure itself and the obstacle recognition module face
Region is made of clear material.In this way, the laser or infrared emitted by laser ranging module or infrared distance measurement module
Line can to pass through the human body in front of 4 directive wrist-watch of watchcase either barrier when laser or infrared radiation to human body or obstacle
When on object, laser or infrared ray can reflect, and return to the laser ranging module or infrared distance measurement mould across watchcase 4 again
Block.It, can be according to light when the ligh-ranging module or infrared distance measurement module receive reflected laser or infrared ray
The transmitting of line calculates smartwatch to the distance of barrier with receiving time, realizes the identification for whether having clear to front
And ranging.
When the obstacle recognition module selects ultrasonic distance measuring module, the ultrasonic distance measuring module can be installed
On the watch core 3 of smartwatch, and with the positive face of the watchcase 4 of smartwatch, while in the watchcase 4 and the ultrasonic wave
The region of range finder module face opens up acoustic aperture, to ensure that the ultrasonic wave sent out by ultrasonic distance measuring module can be passed by acoustic aperture
The external world is multicast to, and after traveling to the barrier in front of smartwatch and reflecting, can ultrasound be returned to by the acoustic aperture
Wave range finder module, to realize identification and ranging to barrier.
When central processing module detects the barrier of the wearer of smartwatch close to front, control letter can be exported
Number control reminding module action, to cause the attention of wearer.In the present embodiment, the reminding module is preferably using vibration horse
It reaches, the central processing module is connected by motor drive circuit.Central processing module has barrier to approach in front of detecting
When, output control signal control motor drive circuit driving vibrating motor vibration is kept away in time with the wearer for reminding smartwatch
It allows.
Certainly, the reminding module can also select alarm, and intelligent hand is reminded by the way of alarm sound is played
The wearer of table pays attention to avoiding the barrier in front.
Preferably, the central processing module detect front have barrier it is close when, can also generate alarm or carry
Show that information is sent to the display module on smartwatch, as shown in Figure 1, showing the report for paying attention to avoiding barrier by display module
Alert information, ancillary vibration motor complete reminding task.
In view of smartwatch wearer when using anti-collision, be typically at and bow what is seen the mobile phone when walking
State, in order to further ensure wearer can be noted that warning reminding, the present embodiment preferred design central processing module is being examined
Measure front have barrier it is close when, barrier warning message is passed through into radio-frequency module connected to it（Such as bluetooth module etc.
Near-field communication module）The smart mobile phone that communication link is set up with the radio-frequency module is sent to, and then passes through smart mobile phone
Also warning message can be viewed.The wearer of smartwatch bow check mobile phone when, it is easy to find the warning message, so as to
Barrier can be avoided in time, it is ensured that personal safety.
In addition, being additionally provided with power module in the smartwatch of the present embodiment, it can specifically include lithium battery, charging valve
Manage circuit, direct current stabilizer（LDO、DC/DC）Deng to complete the functions such as lithium battery charging, voltage conversion, and in smartwatch
Remaining each module working power needed for it is provided.
Certainly, the above-mentioned circuit proposed for smartwatch and mechanical structure are improved, and are applied equally to Intelligent bracelet,
The present embodiment is no longer described in detail.
It should be pointed out that the above description is not intended to limit the present invention, the utility model is also not limited to
The example above, variation that those skilled in the art are made in the essential scope of the utility model retrofit, add
Add or replace, should also belong to the protection scope of the utility model.
Claims (10)
1. a kind of wearable device of pre- anticollision, which is characterized in that including：
Alignment sensor is used to detect the space coordinate of wearable device；
Obstacle recognition module is used to measure wearable device to the distance of barrier；
Motor, a turn pumping connect the obstacle recognition module, the obstacle recognition module are driven to rotate；
Reminding module is used to that wearer to be reminded to avoid barrier；
Central processing module, receives the space coordinate of the alignment sensor output, and control signal is generated according to space coordinate,
Control the motor that the obstacle recognition module is driven to turn to horizontality；The central processing module receives the obstacle
The measurement distance of object identification module output, and when measurement distance is less than secure threshold, the reminding module is controlled to act, it reminds
Wearer avoids barrier.
2. the wearable device of pre- anticollision according to claim 1, which is characterized in that the alignment sensor includes two
A acceleration transducer, connects the central processing module respectively, and described two acceleration transducers are built in wearable set
In standby, and it is mutually perpendicular to lay.
3. the wearable device of pre- anticollision according to claim 2, which is characterized in that the wearable device is intelligence
Wrist-watch including watchcase and watch core, is provided with circuit board in the watch core, one of acceleration transducer is parallel to the circuit
Plate is simultaneously mounted on the circuit board, another acceleration transducer is perpendicular to the circuit board and mounted on the side of watch core
Face.
4. the wearable device of pre- anticollision according to claim 1, which is characterized in that the motor is stepper motor,
The central processing module is connected by motor-drive circuit, the pwm signal of central processing module output is received, to adjust stepping
The rotational angle of the shaft of motor.
5. the wearable device of pre- anticollision according to claim 1, which is characterized in that the reminding module is vibration horse
It reaches, the central processing module is connected by motor drive circuit.
6. the wearable device of pre- anticollision according to claim 1, which is characterized in that the wearable device is intelligence
Wrist-watch, including watchcase and watch core, the obstacle recognition module is laser ranging module or infrared distance measurement module, mounted on intelligence
On the watch core of wrist-watch, and with the positive face of the watchcase of smartwatch, the watchcase and the obstacle recognition module face
Region is made of clear material.
7. the wearable device of pre- anticollision according to claim 1, which is characterized in that the wearable device is intelligence
Wrist-watch, including watchcase and watch core, the obstacle recognition module is ultrasonic distance measuring module, mounted on the watch core of smartwatch
On, and with the positive face of the watchcase of smartwatch, opened up in the watchcase and the region of the obstacle recognition module face
There is acoustic aperture.
8. the wearable device of pre- anticollision according to any one of claim 1 to 7, which is characterized in that further include aobvious
Show module, connect the central processing module, show barrier warning message.
9. the wearable device of pre- anticollision according to claim 8, which is characterized in that further include radio-frequency module, connect
The central processing module, the central processing module by barrier warning message by the radio-frequency module be sent to it is described
Wearable device establishes the mobile phone of communication.
10. the wearable device of pre- anticollision according to claim 9, which is characterized in that the radio-frequency module is bluetooth
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721724928.XU CN207529141U (en) | 2017-12-12 | 2017-12-12 | A kind of wearable device of pre- anticollision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721724928.XU CN207529141U (en) | 2017-12-12 | 2017-12-12 | A kind of wearable device of pre- anticollision |
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| CN207529141U true CN207529141U (en) | 2018-06-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102718A (en) * | 2018-09-07 | 2018-12-28 | 广东小天才科技有限公司 | Smart watch, and anti-collision reminding method and device based on smart watch |
| CN110956789A (en) * | 2019-12-19 | 2020-04-03 | 业成科技（成都）有限公司 | Distance measurement system and method for intelligent mobile device |
-
2017
- 2017-12-12 CN CN201721724928.XU patent/CN207529141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102718A (en) * | 2018-09-07 | 2018-12-28 | 广东小天才科技有限公司 | Smart watch, and anti-collision reminding method and device based on smart watch |
| CN110956789A (en) * | 2019-12-19 | 2020-04-03 | 业成科技（成都）有限公司 | Distance measurement system and method for intelligent mobile device |
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