CN209118382U - Berth lock bluetooth controller based on NB-IoT - Google Patents
Berth lock bluetooth controller based on NB-IoT Download PDFInfo
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- CN209118382U CN209118382U CN201920078537.8U CN201920078537U CN209118382U CN 209118382 U CN209118382 U CN 209118382U CN 201920078537 U CN201920078537 U CN 201920078537U CN 209118382 U CN209118382 U CN 209118382U
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Abstract
Berth lock bluetooth controller based on NB-IoT, including power supply module, communication module group, bluetooth mould group and external interface, power supply module includes DC-DC power module and LDO Voltage stabilizing module, DC-DC power module connects LDO Voltage stabilizing module, LDO Voltage stabilizing module connecting communication mould group and bluetooth mould group, communication module group connects bluetooth mould group, and bluetooth mould group connects external interface.7th pin of communication module group is connected through triode with the 19th pin of bluetooth mould group, and the 19th pin of communication module group is connected through triode with the 26th pin of bluetooth mould group.Ten one pin of the communication module group for received 17th pin with bluetooth mould group for transmitting is connected, and ten eight pin of the communication module group for transmitting is connected with bluetooth mould group for received 12nd pin.Remotely by the berth lock in bluetooth coverage area around network-control controller, the usage amount of communication module group can reduced, cost has been saved, is saving whole electricity.
Description
Technical field
The utility model embodiment relates to parking stall lock information control technology field, and in particular to a kind of parking stall based on NB-IoT
Lock bluetooth controller.
Background technique
NB-IoT is writing a Chinese character in simplified form for narrowband Internet of Things (Narrow BandInternetof Things), can be with present shifting
Dynamic Web-compatible, is based primarily upon LTE technology (3GPP Release 13).The mobile operator in China is stepping up to dispose NB-
IoT network.NB-IoT covering is wide, compares tradition GSM, a base station can provide 10 times of area covering, magnanimity may be implemented
Connection, the frequency of 200KHz can provide 100,000 connections, and low-power consumption can be worked 10 years using AA battery (No. 5 batteries),
Without charging.
At this stage, being continuously increased with private car quantity, parking stall is more and more rare, some parking lots will be installed intelligence
Energy berth lock is managed, but current intelligent space lock often only supports 2G network or only supports NB-IoT network, same to luck
Battalion quotient is fewer and fewer to the covering of 2G network, and the NB-IoT network coverage is always in growth.Traditional is logical using 2G/NB-IoT
Believe that the berth lock of agreement, every berth lock all assemble SIM card module, considerably increase hardware cost.Guarantee that height issues reality simultaneously
When control in the case where power consumption it is higher, increase operation cost.
Utility model content
For this purpose, the utility model embodiment provides a kind of berth lock bluetooth controller based on NB-IoT, it can be simultaneous simultaneously
Hold 2G network, can remotely pass through one or more berth locks in bluetooth coverage area around network-control controller, drop
The low usage amount of communication module group, has saved cost, has saved whole electricity.
To achieve the goals above, the utility model embodiment provides the following technical solutions: the berth lock based on NB-IoT
Bluetooth controller, including power supply module, communication module group, bluetooth mould group and external interface, the power supply module include DC-DC power source
Module and LDO Voltage stabilizing module, the DC-DC power module connect the LDO Voltage stabilizing module, and the LDO Voltage stabilizing module connects institute
Communication module group and bluetooth mould group are stated, the communication module group connects the bluetooth mould group, and the bluetooth mould group connects the outside and connects
Mouthful.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the communication module group is communicated using NB-IoT
Mould group, the 7th pin of NB-IoT communication module group model BC26, NB-IoT communication module group is through triode and the bluetooth mould group
The 19th pin be connected, two ten six pin phase of the 19th pin of communication module group through triode with the bluetooth mould group
Even.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the communication module group is communicated using NB-IoT
Mould group, the 7th pin of NB-IoT communication module group model BC28, NB-IoT communication module group is through triode and the bluetooth mould group
The 19th pin be connected, two ten six pin phase of the 19th pin of communication module group through triode with the bluetooth mould group
Even.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the enabled foot of the communication module group with it is described
25th pin of bluetooth mould group is connected.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the communication module group communicates mould using GPRS
Group, the 7th pin of GPRS communication module group model M26, GPRS communication module group is through the 19th of triode and the bluetooth mould group the
Pin is connected, and the 19th pin of communication module group is connected through triode with the 26th pin of the bluetooth mould group.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the DC-DC power module is used
FR9833, DC-DC power module are equipped with voltage input end and voltage output end.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the LDO Voltage stabilizing module is used
MIC29302。
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the communication module group is used for the received tenth
Ten one pin of seven pins with the bluetooth mould group for transmitting is connected, ten eight pin of the communication module group for transmitting
It is connected with the bluetooth mould group for received 12nd pin.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the communication module group is connected using zero Europe resistance
Connect the external interface.
As the preferred embodiment of the berth lock bluetooth controller based on NB-IoT, the end RX of the communication module group and described outer
The third pin of portion's interface is connected, and the end TX of communication module group is connected with the 4th pin of external interface.
The utility model embodiment is compared with the prior art, have the advantages that following prominent: by inciting somebody to action parking stall lock controller
2G/NB-IoT communication module group is connected with the bluetooth mould group for having master control function, realizes through mobile network to parking stall lock controller
Surrounding bluetooth can be managed and be controlled with the berth lock in coverage area, can be compatible with various chips, realize NB-IoT and 2G
The compatibility of communication network improves the coverage rate of berth lock network-control, and compatible master control bluetooth mould group and external interface control, can
Realize that single parking stall lock controller communication is communicated with more berth locks by controller networking, in the field that multiple berth locks use simultaneously
Jing Zhong reduces the usage amount of communication module group, has saved cost, saves whole electricity.
Detailed description of the invention
It, below will be to reality in order to illustrate more clearly of the embodiments of the present invention or technical solution in the prior art
It applies mode or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that attached in being described below
Figure is only exemplary, for those of ordinary skill in the art, without creative efforts, can be with
It is extended according to the attached drawing of offer and obtains other implementation attached drawings.
Fig. 1 is the berth lock bluetooth controller structural schematic diagram provided by the embodiment of the utility model based on NB-IoT；
Fig. 2 is that the berth lock bluetooth controller communication module group circuit provided by the embodiment of the utility model based on NB-IoT is former
Reason figure；
Fig. 3 is the berth lock bluetooth controller bluetooth mould group part electricity provided by the embodiment of the utility model based on NB-IoT
Road schematic diagram；
Fig. 4 is compatible for communication module group provided by the embodiment of the utility model: it is former that the compatible BC26 power supply of M26 controls booting scheme
Reason figure；
Fig. 5 is that NB-IoT mould group BC26 provided by the embodiment of the utility model wakes up compatible schematic diagram；
Fig. 6 is bluetooth mould group provided by the embodiment of the utility model schematic diagram compatible with external interface；
Fig. 7 is chip power provided by the embodiment of the utility model and the compatible schematic diagram of BC28 booting；
Fig. 8 is power supply module schematic illustration provided by the embodiment of the utility model；
In figure: 1, power supply module；2, communication module group；3, bluetooth mould group；4, external interface；5, DC-DC power module；6,
LDO Voltage stabilizing module；7, zero Europe resistance.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily, it is clear that described embodiment is
The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection
Range.
Known, in meaning representated by english abbreviation involved in the present embodiment, with those skilled in the art's practice
Understanding is consistent, for example, DC refers to direct current, DC power supply；LDO, that is, low dropout regulator, is one
Kind low pressure difference linear voltage regulator；TX, sends data, and RX receives data；Pin, pin.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of berth lock bluetooth control based on NB-IoT is provided
Device processed, including power supply module 1, communication module group 2, bluetooth mould group 3 and external interface 4, the power supply module 1 include DC-DC power source
Module 5 and LDO Voltage stabilizing module 6, the DC-DC power module 5 connect the LDO Voltage stabilizing module 6, and the LDO Voltage stabilizing module 6 connects
The communication module group 2 and bluetooth mould group 3 are connect, the communication module group 2 connects the bluetooth mould group 3, and the bluetooth mould group 3 connects institute
State external interface 4.
Specifically, the DC-DC power module 5 uses FR9833, DC-DC power module 5 is equipped with voltage input end and electricity
Press output end.The LDO Voltage stabilizing module 6 uses MIC29302.The communication module group 2 connects the outside using zero Europe resistance 7
Interface 4.The end RX of the communication module group 2 is connected with the third pin of the external interface 4, the end TX of communication module group 2 with it is described
The 4th pin of external interface 4 is connected.
In one embodiment of berth lock bluetooth controller based on NB-IoT, the communication module group 2 is logical using NB-IoT
Mould group is interrogated, the 7th pin of NB-IoT communication module group model BC26, NB-IoT communication module group is through triode and the bluetooth mould
19th pin of group 3 is connected, and the 19th pin of communication module group 2 draws through triode with the 26th of the bluetooth mould group 3
Foot is connected.Ten one pin phase of the communication module group 2 for received 17th pin with the bluetooth mould group 3 for transmitting
Even, the communication module group 2 is connected with the bluetooth mould group 3 for received 12nd pin for the 18th pin of transmitting.
Specifically, controller supports 7V-32V voltage input, obtained through FR9833DC-DC power supply and MIC29302 linear voltage stabilization
It powers to 3.3V~3.63V is compatible, to meet the compatibility requirement of NB-IoT mould group BC26 supply voltage 2.1V-3.63V.
Specifically, realization passes through by the way that 2G/NB-IoT communication module group is connected with the bluetooth mould group 3 for having master control function
Mobile network can be managed and be controlled with the berth lock in coverage area to bluetooth around the lock controller of parking stall.Connection type is
Communication module group RX (pin17) is connected with bluetooth mould group TX (pin11), communication module group TX (pin18) and bluetooth mould group RX (pin12)
It is connected.It selects external control interface by zero Europe resistance 7 simultaneously to communicate, it can be achieved that being connected directly with berth lock mainboard, connection side
Formula are as follows: the end communication module group RX is connected with external interface 4TX (J13_pin3), the end communication module group TX and external interface 4RX (J13_
Pin4) it is connected.
In one embodiment of berth lock bluetooth controller based on NB-IoT, the communication module group 2 is logical using NB-IoT
Mould group is interrogated, the 7th pin of NB-IoT communication module group model BC28, NB-IoT communication module group is through triode and the bluetooth mould
19th pin of group 3 is connected, and the 19th pin of communication module group 2 draws through triode with the 26th of the bluetooth mould group 3
Foot is connected.Ten one pin phase of the communication module group 2 for received 17th pin with the bluetooth mould group 3 for transmitting
Even, the communication module group 2 is connected with the bluetooth mould group 3 for received 12nd pin for the 18th pin of transmitting.
The enabled foot of the communication module group 2 is connected with the 25th pin of the bluetooth mould group 3.
Specifically, controller supports 7V-32V voltage input, obtained through FR9833DC-DC power supply and MIC29302 linear voltage stabilization
It powers to 3.3V~3.63V is compatible, to meet the compatibility requirement of NB-IoT mould group BC28 supply voltage 3.1V-4.2V.
Specifically, realization passes through by the way that 2G/NB-IoT communication module group is connected with the bluetooth mould group 3 for having master control function
Mobile network can be managed and be controlled with the berth lock in coverage area to bluetooth around the lock controller of parking stall.Connection type is
Communication module group RX (pin17) is connected with bluetooth mould group TX (pin11), communication module group TX (pin18) and bluetooth mould group RX (pin12)
It is connected.It selects external control interface by zero Europe resistance 7 simultaneously to communicate, it can be achieved that being connected directly with berth lock mainboard, connection side
Formula are as follows: the end communication module group RX is connected with external interface 4TX (J13_pin3), the end communication module group TX and external interface 4RX (J13_
Pin4) it is connected.
In one embodiment of berth lock bluetooth controller based on NB-IoT, the communication module group 2 is communicated using GPRS
Mould group, the 7th pin of GPRS communication module group model M26, GPRS communication module group through triode and the bluetooth mould group 3 the
19 pins are connected, and the 19th pin of communication module group 2 is connected through triode with the 26th pin of the bluetooth mould group 3.
Ten one pin of the communication module group 2 for received 17th pin with the bluetooth mould group 3 for transmitting is connected, described
Ten eight pin of the communication module group 2 for transmitting is connected with the bluetooth mould group 3 for received 12nd pin.
If NB-IoT is not covered with, compatibility is carried out by the M26 communication module group 2 to 2G mould group such as Yi Yuan company and has been set
Meter, so that the communication module group 2 can use on same controller circuit board, to meet the covering demand to 2G network.Wherein
27 foot of communication module group is connected through triode with 319 foot of bluetooth mould group, realizes the booting of M26 communication module group 2.Controller supports 7V-
32V voltage input obtains the compatible power supply of 3.3V~3.63V through FR9833DC-DC power supply and MIC29302 linear voltage stabilization, to meet
The compatibility requirement of 2G mould group M26 supply voltage 3.3V-4.6V.
Technical solutions of the utility model pass through to tri- kinds of communication moulds of NB-IoT mould group BC26, BC28 and 2G GPRS mould group M26
Group carries out Design of Compatibility, so that three kinds of communication module groups can use on same controller circuit board, to meet to 2G or NB-
The covering demand of IoT network.Wherein the 7th pin of communication module group 2 is connected through triode with the 19th pin of bluetooth mould group 3, realizes
The booting of M26 and BC26 communication module group, and power supply MIC29302 enables foot and is connected with the 25th pin of bluetooth mould group 3,
Realize the booting of BC28 communication module group.The 19th pin of communication module group 2 is through triode and the 26th pin phase of bluetooth mould group 3
Even, the PSM_EINT mode wakeup of compatible BC26 is realized.Controller supports 7V-32V voltage input, through FR9833DC-DC power supply
The compatible power supply of 3.3V~3.63V is obtained with MIC29302 linear voltage stabilization, to meet BC26 supply voltage 2.1V-3.63V, BC28 is supplied
The compatibility requirement of piezoelectric voltage 3.1V-4.2V, M26 supply voltage 3.3V-4.6V.
2G/NB-IoT communication module group is connected by technical solutions of the utility model with the bluetooth mould group 3 for having master control function, real
Now bluetooth around the lock controller of parking stall can be managed and be controlled with the berth lock in coverage area by mobile network.Connection
Mode is that communication module group RX (pin17) is connected with bluetooth mould group TX (pin11), communication module group TX (pin18) and bluetooth mould group RX
(pin12) it is connected.External interface 4 is selected to communicate, it can be achieved that being connected directly with berth lock mainboard by zero Europe resistance 7 simultaneously, even
Connect mode are as follows: the end communication module group RX is connected with external interface 4TX (J13_pin3), the end communication module group TX and external interface 4RX
(J13_pin4) it is connected.2G/NB-IoT compared with the prior art, by being led to parking stall lock controller by the utility model embodiment
News mould group is connected with the bluetooth mould group 3 for having master control function, and realizing can to bluetooth around the lock controller of parking stall by mobile network
It is managed and controls with the berth lock in coverage area, various chips can be compatible with, realize NB-IoT and 2G communication network
It is compatible, the coverage rate of berth lock network-control is improved, compatible master control bluetooth mould group 3 is controlled with external interface 4, it can be achieved that single
Lock controller communication in parking stall is communicated with more berth locks by controller networking, in the scene that multiple berth locks use simultaneously, drop
The low usage amount of communication module group, has saved cost, has saved whole electricity.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (10)
1. the berth lock bluetooth controller based on NB-IoT, which is characterized in that including power supply module, communication module group, bluetooth mould group
And external interface, the power supply module include DC-DC power module and LDO Voltage stabilizing module, the DC-DC power module connects institute
State LDO Voltage stabilizing module, the LDO Voltage stabilizing module connects the communication module group and bluetooth mould group, described in the communication module group connection
Bluetooth mould group, the bluetooth mould group connect the external interface.
2. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the communication module group
Using NB-IoT communication module group, the 7th pin of NB-IoT communication module group model BC26, NB-IoT communication module group is through triode
Be connected with the 19th pin of the bluetooth mould group, the 19th pin of communication module group through triode and the bluetooth mould group the
26 pins are connected.
3. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the communication module group
Using NB-IoT communication module group, the 7th pin of NB-IoT communication module group model BC28, NB-IoT communication module group is through triode
Be connected with the 19th pin of the bluetooth mould group, the 19th pin of communication module group through triode and the bluetooth mould group the
26 pins are connected.
4. the berth lock bluetooth controller according to claim 3 based on NB-IoT, which is characterized in that the communication module group
Enabled foot be connected with the 25th pin of the bluetooth mould group.
5. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the communication module group
Using GPRS communication module group, the 7th pin of GPRS communication module group model M26, GPRS communication module group is through triode and the indigo plant
19th pin of tooth mould group is connected, and the 19th pin of communication module group draws through triode with the 26th of the bluetooth mould group
Foot is connected.
6. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the DC-DC electricity
Source module uses FR9833, and DC-DC power module is equipped with voltage input end and voltage output end.
7. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the LDO pressure stabilizing
Module uses MIC29302.
8. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the communication module group
The 11st pin for received 17th pin with the bluetooth mould group for transmitting is connected, and the communication module group is for sending out
The 18th pin penetrated is connected with the bluetooth mould group for received 12nd pin.
9. the berth lock bluetooth controller according to claim 1 based on NB-IoT, which is characterized in that the communication module group
The external interface is connected using zero Europe resistance.
10. the berth lock bluetooth controller according to claim 9 based on NB-IoT, which is characterized in that the communication mould
The end RX of group is connected with the third pin of the external interface, the end TX of communication module group and the 4th pin phase of external interface
Even.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920078537.8U CN209118382U (en) | 2019-01-17 | 2019-01-17 | Berth lock bluetooth controller based on NB-IoT |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920078537.8U CN209118382U (en) | 2019-01-17 | 2019-01-17 | Berth lock bluetooth controller based on NB-IoT |
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| Publication Number | Publication Date |
|---|---|
| CN209118382U true CN209118382U (en) | 2019-07-16 |
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ID=67209378
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920078537.8U Active CN209118382U (en) | 2019-01-17 | 2019-01-17 | Berth lock bluetooth controller based on NB-IoT |
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Effective date of registration: 20221229 Address after: Room 504, Building 14, No. 21, Lidao Road, Taishan Street, Jiangbei New District, Nanjing, Jiangsu 210031 Patentee after: Nanjing Tongyudao Technology Co.,Ltd. Address before: Room 323, Floor 3, Building B, Building 4, Nanjing Baixia Hi tech Industrial Park, No. 6, Yongzhi Road, Qinhuai District, Nanjing, 210000, Jiangsu Patentee before: Nanjing Tongdu Information Technology Co.,Ltd. |