CN206258117U - A kind of bicycle digital speed mileometer based on Hall sensor - Google Patents
A kind of bicycle digital speed mileometer based on Hall sensor Download PDFInfo
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- CN206258117U CN206258117U CN201621433208.3U CN201621433208U CN206258117U CN 206258117 U CN206258117 U CN 206258117U CN 201621433208 U CN201621433208 U CN 201621433208U CN 206258117 U CN206258117 U CN 206258117U
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- chip microcomputer
- hall sensor
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- bicycle
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Abstract
The utility model relates generally to a kind of speed mileometer, more particularly, to a kind of bicycle digital speed mileometer based on Hall sensor.The output end of Hall sensor is connected to the input of single-chip microcomputer；The output end of key-press module is connected to the input of single-chip microcomputer；The output end of power module is connected to the input of single-chip microcomputer；The output end of single-chip microcomputer is connected to the input of display module；The output end of digital compass is connected to the input of single-chip microcomputer；The output end of clock module is connected to the input of single-chip microcomputer；Memory modules are connected to single-chip microcomputer；Bluetooth module is connected to single-chip microcomputer.A kind of bicycle digital speed mileometer based on Hall sensor of the utility model, its simple structure measures bicycle speed by Hall sensor, is shown on display module after treatment, it is also possible to the data of detection are received by external equipment.
Description
Technical field
The utility model relates generally to a kind of speed mileometer, more specifically to a kind of based on Hall sensor
Bicycle digital speed mileometer.
Background technology
Developing increasingly faster today, bicycle already becomes the first-selection of people's entertainment body-building.Therefore, people's nature
Start to wish that the function of bicycle can be more powerful, can preferably be people's provides convenient, such as：By timing, show
Show mileage number to help us preferably to confirm the fitness campaign target of oneself；By real-time tachometric survey, and it is being higher by
Alarm is sent in the case of highest limit value to ensure our life security etc..Then, the simple Refreshed Digital of bicycle
Just arise at the historic moment, its function also gradually shows from single mileage number the display for developing into speed, time, so as to let us more
It is concise to grasp comprehensive information bluntly.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of bicycle digital speed based on Hall sensor
Mileometer, its simple structure measures bicycle speed by Hall sensor, is shown on display module after treatment
Come, it is also possible to the data of detection are received by external equipment.
In order to solve the above technical problems, a kind of bicycle digital speed mileometer based on Hall sensor of the utility model
Including Hall sensor, key-press module, bluetooth module, power module, single-chip microcomputer, memory modules, display module, electronic guide
Pin, clock module, its simple structure measure bicycle speed by Hall sensor, show on display module after treatment
Show to come, it is also possible to receive the data of detection by external equipment.
Wherein, the output end of the Hall sensor is connected to the input of single-chip microcomputer；The output end of the key-press module
It is connected to the input of single-chip microcomputer；The output end of the power module is connected to the input of single-chip microcomputer；The single-chip microcomputer it is defeated
Go out the input that end is connected to display module；The output end of the digital compass is connected to the input of single-chip microcomputer；When described
The output end of clock module is connected to the input of single-chip microcomputer；The memory modules are connected to single-chip microcomputer；The bluetooth module connection
Single-chip microcomputer.
As further optimization of the present utility model, a kind of bicycle numeral speed based on Hall sensor of the utility model
Single-chip microcomputer described in degree mileometer uses AT89C51 single-chip microcomputers.
As further optimization of the present utility model, a kind of bicycle numeral speed based on Hall sensor of the utility model
Hall sensor described in degree mileometer uses A44E Hall sensors.
As further optimization of the present utility model, a kind of bicycle numeral speed based on Hall sensor of the utility model
Bluetooth module described in degree mileometer uses HC-05 modules.
As further optimization of the present utility model, a kind of bicycle numeral speed based on Hall sensor of the utility model
Display module described in degree mileometer uses LCD1602 LCDs.
As further optimization of the present utility model, a kind of bicycle numeral speed based on Hall sensor of the utility model
Clock module described in degree mileometer uses DS1302 chips.
Control effect：A kind of bicycle digital speed mileometer based on Hall sensor of the utility model, the letter of its structure
It is single, bicycle speed is measured by Hall sensor, shown on display module after treatment, it is also possible to by outside
Equipment receives the data of detection.
Brief description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of hardware structure diagram of the bicycle digital speed mileometer based on Hall sensor of the utility model.
Fig. 2 is a kind of circuit of the single-chip microcomputer of the bicycle digital speed mileometer based on Hall sensor of the utility model
Figure.
Fig. 3 is a kind of Hall sensor of the bicycle digital speed mileometer based on Hall sensor of the utility model
Circuit diagram.
Fig. 4 is a kind of electricity of the bluetooth module of the bicycle digital speed mileometer based on Hall sensor of the utility model
Lu Tu.
Fig. 5 is a kind of electricity of the clock module of the bicycle digital speed mileometer based on Hall sensor of the utility model
Lu Tu.
Fig. 6 is a kind of electricity of the power module of the bicycle digital speed mileometer based on Hall sensor of the utility model
Lu Tu.
Fig. 7 is a kind of electricity of the memory modules of the bicycle digital speed mileometer based on Hall sensor of the utility model
Lu Tu.
Fig. 8 is a kind of electricity of the display module of the bicycle digital speed mileometer based on Hall sensor of the utility model
Lu Tu.
Fig. 9 is a kind of digital compass of the bicycle digital speed mileometer based on Hall sensor of the utility model
Circuit diagram.
Specific embodiment
Specific embodiment one：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, one kind described in present embodiment is based on hall sensing
The bicycle digital speed mileometer of device includes Hall sensor, key-press module, bluetooth module, power module, single-chip microcomputer, internal memory
Module, display module, digital compass, clock module, its simple structure measure bicycle speed, warp by Hall sensor
Shown on display module after crossing treatment, it is also possible to the data of detection are received by external equipment.
Wherein, the output end of the Hall sensor is connected to the input of single-chip microcomputer, and Hall sensor turns wheel
Number is converted to electric pulse, and single-chip microcomputer is sent into after being processed, and the AD1 ends of Hall sensor are connected with single-chip microcomputer by P0.0 mouthfuls
Connect.
The output end of the key-press module is connected to the input of single-chip microcomputer, and key-press module is used to be manually entered for numeral
The control signal of speed mileometer, control digital speed mileometer completes speed measuring function, key-press module by P1.4, P1.5,
P1.6, P1.7 mouthful is connected with single-chip microcomputer.
The output end of the power module is connected to the input of single-chip microcomputer, and power module is used to be single-chip microcomputer and each module
It is powered, each module of mileometer is cooperated and complete speed measuring function, power module uses the pattern of triboelectricity, by certainly
Vehicle wheel rotate, drive magnet movement, formed change magnetic field, coil change magnetic field in form electric energy, by D1,
After D2, D3, D4 carry out rectification, power module is by VCC mouthfuls for single-chip microcomputer is powered.
The output end of the single-chip microcomputer is connected to the input of display module, and display module is used to show that sensor is detected
Velocity amplitude, the time that clock module is provided, digital compass etc., display module uses LCD1602 LCDs, shows mould
D0, D1, D2, D, D4, D5, D6, D7 end of block and P2.0, P2.1, P2.2, P2.3, P2.4, P2.5, P2.6, P2.7 of single-chip microcomputer
Pin is connected, for display data；The RS ends of display module are connected with the P3.0 pins of single-chip microcomputer, are ordered for control data
Order；The R/W ends of display module are connected with the P3.1 pins of single-chip microcomputer, for controlling read-write operation；The Enable Pin E of display module
It is connected with the P3.2 pins of single-chip microcomputer；P3.0, P3.1, P3.2 pin of single-chip microcomputer are used to control the charactron in display module
Strobe state.
The output end of the digital compass is connected to the input of single-chip microcomputer, and digital compass is used to provide direction, makes
User can receive the direction of digital compass offer during riding, and the CLK ends of digital compass pass through P0.1
Mouthful outbound course signal is to single-chip microcomputer.
The output end of the clock module is connected to the input of single-chip microcomputer, and clock module provides the standard time for mileometer
Signal, the communication interface of DS1302 clock chips is made up of 3 mouth lines, i.e. RST, SCLK, I/0, and wherein RST becomes from low level
High level starts a data transmission procedure, and SCLK is clock line, and I/O is data wire, 3 mouth lines of DS1302 clock chips,
RST mouthfuls is connected with the P3.7 pins of single-chip microcomputer, and SCLK mouthfuls is connected with the P3.5 pins of single-chip microcomputer, I/O mouthfuls with single-chip microcomputer
P3.6 pins are connected.
The memory modules are connected to single-chip microcomputer, and memory modules are used to store the rate signal that mileometer is collected, bluetooth
Connection signal etc., allows mileometer to store the velocity amplitude of measurement, conveniently checks, CS, MISO, MOSI, SCLK of memory modules
It is connected with P1.0, P1.1, P1.2, P1.3 pin of single-chip microcomputer respectively.
The bluetooth module is connected to single-chip microcomputer, and the information that bluetooth module is used to detect mileometer passes through bluetooth connection
Mode transfer out, allow external equipment that rate signal, the UART_ of bluetooth module are received by way of bluetooth connection
TXD, UART_RXD, KEY, LED end are connected with P0.3, P0.4, P0.5, P0.6 pin of single-chip microcomputer respectively.
Specific embodiment two：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, the single-chip microcomputer uses AT89C51 single-chip microcomputers.Institute
State AT89C51 single-chip microcomputers has the step-by-step operation system of complete set, the interval also spy of ram in slice from its internal hardware to software
Do not open an address section for dual-use function, 16 bytes, element address 20H~2FH, it can both make byte treatment,
Also position treatment can be made.The setting of the I/O pin of 51 single-chip microcomputers and using very simple, when the pin is used as input pin, need only be by
The pin is set to high level (during reset, each I/O mouthfuls is put electricity high).Then it is high level or low when the pin is used as output pin
Level.
Specific embodiment three：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, the Hall sensor uses A44E hall sensings
Device.Hall sensor is a kind of magneto-dependent sensor being made using Hall effect.Conductor or semiconductor in magnetic field is placed in lead to
Enter electric current I, if electric current vertical magnetic field B, an electrical potential difference Uh occurs on the direction all vertical with magnetic field and electric current, it is this
Phenomenon is referred to as Hall effect.The element referred to as Hall element being made using Hall effect.Because there is simple structure, frequency to ring for it
A series of features such as Ying Kuan, sensitivity are high, the big measurement range of linearity, strong antijamming capability and small volume, long service life, because
This is widely used in measuring, automatically control and the field such as information processing.
Specific embodiment four：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, the bluetooth module uses HC-05 modules.HC-05
A high performance principal and subordinate's one bluetooth serial ports module, can with the various computers with Bluetooth function, bluetooth host, mobile phone,
The intelligent terminals such as PDA, PSP are matched, and the module supports the baud rate scope of non-constant width：4800~1382400, and module is compatible
5V or 3.3V SCM systems, product that can be easily with you is attached.Using very flexibly, conveniently.
Specific embodiment five：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, the display module uses LCD1602 liquid crystal displays
Screen.LCD MODULE has the advantages that small volume, low in energy consumption, display content are abundant, ultra-thin light and handy, in built-in applied system
In be increasingly widely applied.
Specific embodiment six：
Present embodiment is illustrated with reference to Fig. 1,2,3,4,5,6,7,8,9, the clock module uses DS1302 chips.
DS1302 is a kind of low-power consumption real time clock circuit with trickle current charging ability released by DALLAS companies of the U.S., tool
Have can to year, the moon, week, day, when, minute, second carry out the function of calendar scheduling, operating voltage is 2.5V~5.5V.It is the characteristics of main
Use serial data transmission, even if power down is not also lost, have inside DS1302 one 31 × 8 for provisional storage data
Ram register.
A kind of operation principle of the bicycle digital speed mileometer based on Hall sensor of the utility model is：This practicality
Surveyed rotating speed is changed into number by a kind of new bicycle digital speed mileometer based on Hall sensor by Hall sensor
Word pulse signal, then again by digital pulse signal data transfer in the treatment of core single-chip microcomputer, single-chip microcomputer will be according to design program
The frequency of digit pulse within a certain period of time is calculated, then is finally given mileage number by count value and is shown by terminal display module
Out.Clock module tests the speed offer time reference signal, the rate signal that memory modules storage is measured, time signal etc., side
Will pass through key-press module gathering information.Mileometer can be by bluetooth module and external equipment by bluetooth connection, by mileometer
What is detected is sent to external equipment；Digital compass is provided direction signal and is shown by display module, power module
It is that mileometer is powered by the principle of triboelectricity, enables the mileometer complete to test the speed, time showing, direction indication
Function.
Although the utility model is disclosed as above with preferred embodiment, it is not limited to the utility model, appoints
What person skilled in the art, is not departing from spirit and scope of the present utility model, can do various changes and modification, therefore
What protection domain of the present utility model should be defined by claims is defined.
Claims (6)
1. a kind of bicycle digital speed mileometer based on Hall sensor, it is characterised in that described based on Hall sensor
Bicycle digital speed mileometer include Hall sensor, key-press module, bluetooth module, power module, single-chip microcomputer, internal memory mould
Block, display module, digital compass, clock module, the output end of the Hall sensor are connected to the input of single-chip microcomputer；Institute
The output end for stating key-press module is connected to the input of single-chip microcomputer；The output end of the power module is connected to the input of single-chip microcomputer
End；The output end of the single-chip microcomputer is connected to the input of display module；The output end of the digital compass is connected to monolithic
The input of machine；The output end of the clock module is connected to the input of single-chip microcomputer；The memory modules are connected to single-chip microcomputer；
The bluetooth module is connected to single-chip microcomputer.
2. a kind of bicycle digital speed mileometer based on Hall sensor according to claim 1, it is characterised in that：
The single-chip microcomputer uses AT89C51 single-chip microcomputers.
3. a kind of bicycle digital speed mileometer based on Hall sensor according to claim 1, it is characterised in that：
The Hall sensor uses A44E Hall sensors.
4. a kind of bicycle digital speed mileometer based on Hall sensor according to claim 1, it is characterised in that：
The bluetooth module uses HC-05 modules.
5. a kind of bicycle digital speed mileometer based on Hall sensor according to claim 1, it is characterised in that：
The display module uses LCD1602 LCDs.
6. a kind of bicycle digital speed mileometer based on Hall sensor according to claim 1, it is characterised in that：
The clock module uses DS1302 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433208.3U CN206258117U (en) | 2016-12-26 | 2016-12-26 | A kind of bicycle digital speed mileometer based on Hall sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433208.3U CN206258117U (en) | 2016-12-26 | 2016-12-26 | A kind of bicycle digital speed mileometer based on Hall sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206258117U true CN206258117U (en) | 2017-06-16 |
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ID=59030449
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621433208.3U Expired - Fee Related CN206258117U (en) | 2016-12-26 | 2016-12-26 | A kind of bicycle digital speed mileometer based on Hall sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN206258117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307172A (en) * | 2020-03-03 | 2020-06-19 | 北京骑胜科技有限公司 | Bicycle and method for determining bicycle riding information |
-
2016
- 2016-12-26 CN CN201621433208.3U patent/CN206258117U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307172A (en) * | 2020-03-03 | 2020-06-19 | 北京骑胜科技有限公司 | Bicycle and method for determining bicycle riding information |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20171226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |