CN207607589U - A kind of special bluetooth module decompression integrated board of balance car - Google Patents
A kind of special bluetooth module decompression integrated board of balance car Download PDFInfo
- Publication number
- CN207607589U CN207607589U CN201721750026.3U CN201721750026U CN207607589U CN 207607589 U CN207607589 U CN 207607589U CN 201721750026 U CN201721750026 U CN 201721750026U CN 207607589 U CN207607589 U CN 207607589U
- Authority
- CN
- China
- Prior art keywords
- balance car
- master control
- control chip
- radio frequency
- bluetooth module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Circuit For Audible Band Transducer (AREA)
Abstract
The utility model is related to a kind of special bluetooth modules of balance car to be depressured integrated board, including built-in aerial, filter, radio frequency units, Master control chip, audio output interface and input interface；The built-in aerial and filter with connect radio frequency units；The radio frequency units connect Master control chip；The audio output interface and input interface connect Master control chip；The Master control chip is also connect with balance car control mainboard；Digital signal is sent to radio frequency units by the built-in aerial for receiving the digital signal from mobile terminal；Radio frequency units receive digital signal, and filtered device filtering is sent to Master control chip；Control signal is handled by the Master control chip, is sent to balance car control mainboard；The audio output interface is for connecting loud speaker；The input interface is powered for connecting power supply to bluetooth module；The utility model is exclusively used in mobile terminal and balance car wireless control and transmission.
Description
Technical field
This reality is novel to be related to radio transmission technical field more particularly to a kind of special bluetooth module decompression one of balance car
Plate.
Background technology
As modern technologies growth requirement, Bluetooth function uses the connection between equipment in actual life, with wireless connection
Replace traditional electric wire.Meanwhile becoming increasingly complex with contemporary electronic systems, Bluetooth technology wirelessly get involved in each electronics
It has been an indispensable part in equipment.But bluetooth is all used for data transmission or control at present, use scope is small simultaneously
And anti-interference is poor.
Utility model content
In view of it, a kind of special bluetooth module of balance car of technical problem to be solved in the utility model offer is depressured one
Body plate can be widely used for bluetooth module and mobile terminal wireless connection control and transmission, and the good, anti-interference with stability
By force, built-in decompression chip can provide a certain range of voltage according to the demand of bluetooth module.
It is addressed to solve above-mentioned technical problem using following technical proposals：
A kind of special bluetooth module decompression integrated board of balance car, the special bluetooth module decompression integrated board of the balance car includes indigo plant
Tooth；The special bluetooth module decompression integrated board of balance car is connect with balance car control mainboard；Including built-in aerial, filter, wireless
Radio frequency unit, Master control chip, audio output interface and input interface；The built-in aerial and filter with less radio-frequency list
Member connection；The built-in aerial is used to receive the operation signal of mobile terminal；The radio frequency units and bluetooth are separately connected
Master control chip；The radio frequency units are used for signal or data transmission to Master control chip；The audio output interface
And input interface is connect with Master control chip；The Master control chip is also connect with balance car control mainboard.
Preferably, the filter is coupled in series with radio frequency units.Filter is defeated by radio frequency units
The interference signal entered in signal is restrained, it is ensured that unaffected by the signal of radio frequency units；Eliminate jamming incoherent signal signal
Purpose, be to ensure that the signal for being transmitted to Master control chip is the original signal that mobile terminal is sent out.
Preferably, the Master control chip includes decompression chip；The decompression chip and radio frequency units respectively with master
Control chip connection.The decompression chip is used to power supply be down to the required voltage of bluetooth module, it is ensured that bluetooth module is normal
Work is ensured.
Preferably, the Master control chip is connect with balance car control mainboard with I2C buses；I2C is passed for data-signal
It is defeated, have interface line few, the higher advantage of traffic rate.
Preferably, the decompression chip is that low-pressure linear is depressured model：SX2103；It is integrated with conduction impedance, can be with
A certain range of input voltage range.
Preferably, the audio output interface is for connecting loud speaker, and audio is reached to loud speaker；The input connects
Mouthful by electric wire connect balance car control mainboard Master control chip and can be by charge transport to Master control chip, can be effective
The wiring quantity for reducing the special bluetooth module decompression integrated board of the balance car, reduces the risk of short circuit.
The utility model advantageous effect：
Compared with prior art, a kind of special bluetooth module of balance car described in the utility model is depressured integrated board, described
Digital signal is sent to radio frequency units by built-in aerial for receiving the digital signal from mobile terminal；Wirelessly penetrate
Frequency unit receives digital signal and reaches Master control chip by radio frequency units after filtered device filtering transmission；Digital signal
Converted command signal is handled by the Master control chip, and balance car control master is sent to by I2C buses by Master control chip
Plate.The utility model coordinates bluetooth module to transmit data by radio frequency units, can effectively improve the range of data transmission
And the stability of transmission.In addition also burning voltage can be provided for bluetooth module by built-in decompression chip, so that signal passes
Defeated stability is strong and strong interference immunity,
Description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, will simply be situated between to the attached drawing of utility model below
It continues, it should be apparent that, the accompanying drawings in the following description merely relates to some embodiments of the utility model, rather than to the utility model
Limitation.
Description of the drawings
Fig. 1 is that the special bluetooth module of balance car is depressured integrated board schematic diagram
The part names for indicating code in each width figure are explained that reference numeral is as follows below：1, built-in aerial；2, it filters
Wave device；3, radio frequency units；4, Master control chip；5, input interface；6, audio output interface；7, balance car control mainboard；
Specific implementation mode
Below with reference to attached drawing, the preferred embodiment of the utility model is described in detail：It should be appreciated that preferably real
Example is applied only for illustrating the utility model, rather than in order to limit the scope of protection of the utility model.
It is that a kind of special bluetooth module of balance car is depressured integrated board referring to Fig.1, the special bluetooth module of the balance car is depressured one
Body plate is connect with balance car control mainboard 7.The special bluetooth module decompression integrated board of balance car includes bluetooth, built-in aerial 1, filtering
Device 2, radio frequency units 3, Master control chip 4, audio output interface 6 and input interface 5.The built-in aerial 1 and filter 2
It is connect with radio frequency units 3.The built-in aerial 1 is used to receive the operation signal of mobile terminal.The less radio-frequency list
Member 3 and bluetooth are separately connected Master control chip 4.The radio frequency units 3 are used to signal or data being sent to main control
Chip 4.The audio output interface 6 and input interface 5 are connect with Master control chip 4.The Master control chip 4 also with balance
Vehicle control mainboard 7 connects.
The Master control chip is BC417143 chips, is manufactured by Ke Huite Electronics Co., Ltd.s of Shenzhen；The filtering
Device model specification is 5032, is manufactured by Dongguan City Yi Jie Electronic Science and Technology Co., Ltd.s；Radio frequency units are penetrated as MRF49XA-I/
ST RF devices are manufactured by Mao Shi electronic trade Co., Ltd.
Preferably, the filter 2 is coupled in series with radio frequency units 3.Filter 2 will be penetrated wirelessly
Interference signal in 3 input signal of frequency unit is restrained, it is ensured that the signal by radio frequency units 3 is unaffected；It eliminates dry
The purpose of disturbing news signal, is to ensure that the signal for being transmitted to Master control chip 4 is the original signal that mobile terminal is sent out；It is between shifting
The frequency band signals that dynamic terminal is sent out are not affected decaying and play inhibiting effect by external interference.
Preferably, the Master control chip 4 includes decompression chip；The decompression chip and radio frequency units point
It is not connect with Master control chip.The decompression chip is used to power supply be down to the required voltage of bluetooth module, it is ensured that bluetooth mould
Block normal work is protected；Such as：Power range is converted between 4.75V-23V, the interior load capacity for providing 3A.And it can
Automatically according to required power values conversion is loaded, there is good transient response and the current-limiting function in the monocycle.
Preferably, the Master control chip 4 is connect with balance car control mainboard 7 with I2C buses；I2C is for counting
According to signal transmission, have interface line few, the higher advantage of traffic rate；I2C buses are a kind of simple, bidirectional two-line system synchronization strings
Row bus.
Preferably, the audio output interface 6 is for connecting loud speaker, and audio is reached to loud speaker；Institute
Input interface is stated to power to Master control chip by electric wire connection balance car control mainboard.The audio output interface can be by bluetooth
The reports such as module received signal or balance car driving information come out, to prompt user.
The special bluetooth module decompression of a kind of balance car one can be implemented to the utility model by example used below
Body plate, radio frequency units 3 receive digital signal by built-in aerial 1, are filtered out mixed and disorderly signal by filter 2, then by
Radio frequency units 3 are sent to Master control chip 4, after Master control chip 4 handles digital signal decoding, generate command signal transmission
To balance car control mainboard；The input interface 6 connects balance car control mainboard 7 by electric wire and powers to Master control chip 4；Sound
Frequency output interface 6 can play back transmission or prompt by connecting loud speaker.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make various other
Corresponding change and deformation, and all these changes and deformation should all belong to the protection of the utility model claims
Within the scope of.
Claims (5)
1. a kind of special bluetooth module of balance car is depressured integrated board, the special bluetooth module decompression integrated board of the balance car includes indigo plant
Tooth；The special bluetooth module decompression integrated board of balance car is connect with balance car control mainboard；It is characterised in that it includes built-in aerial,
Filter, radio frequency units, Master control chip, audio output interface and input interface；The built-in aerial and filter are equal
It is connect with radio frequency units；The built-in aerial is used to receive the operation signal of mobile terminal；The radio frequency units and
Bluetooth is separately connected Master control chip；The radio frequency units are used for signal or data transmission to Master control chip；It is described
Audio input interface is connect with Master control chip；The Master control chip is also connect with balance car control mainboard；The audio is defeated
For outgoing interface for connecting loud speaker, the audio input interface connects Master control chip by electric wire.
2. the special bluetooth module of a kind of balance car according to claim 1 is depressured integrated board, it is characterised in that：The filtering
Device is coupled in series with radio frequency units.
3. the special bluetooth module of a kind of balance car according to claim 1 is depressured integrated board, it is characterised in that：The master control
Coremaking piece further includes decompression chip, and the decompression chip is connect with Master control chip respectively with radio frequency units.
4. the special bluetooth module of a kind of balance car according to claim 1 is depressured integrated board, it is characterised in that：The master control
Coremaking piece is connect with balance car control mainboard with I2C buses.
5. the special bluetooth module of a kind of balance car according to claim 3 is depressured integrated board, it is characterised in that：The decompression
Chip model is：SX2103.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721750026.3U CN207607589U (en) | 2017-12-15 | 2017-12-15 | A kind of special bluetooth module decompression integrated board of balance car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721750026.3U CN207607589U (en) | 2017-12-15 | 2017-12-15 | A kind of special bluetooth module decompression integrated board of balance car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207607589U true CN207607589U (en) | 2018-07-13 |
Family
ID=62798445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721750026.3U Expired - Fee Related CN207607589U (en) | 2017-12-15 | 2017-12-15 | A kind of special bluetooth module decompression integrated board of balance car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207607589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082954A1 (en) * | 2019-11-01 | 2021-05-06 | 浙江阿尔郎科技有限公司 | Main control system and control system for self-balancing vehicle, and self-balancing vehicle |
| WO2021082950A1 (en) * | 2019-11-01 | 2021-05-06 | 浙江阿尔郎科技有限公司 | Main control system and control system of balance vehicle, and balance vehicle |
-
2017
- 2017-12-15 CN CN201721750026.3U patent/CN207607589U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082954A1 (en) * | 2019-11-01 | 2021-05-06 | 浙江阿尔郎科技有限公司 | Main control system and control system for self-balancing vehicle, and self-balancing vehicle |
| WO2021082950A1 (en) * | 2019-11-01 | 2021-05-06 | 浙江阿尔郎科技有限公司 | Main control system and control system of balance vehicle, and balance vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20191215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |