CN205615484U - WIFI cell -phone remote start up closes car - Google Patents

WIFI cell -phone remote start up closes car Download PDF

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Publication number
CN205615484U
CN205615484U CN201620217298.6U CN201620217298U CN205615484U CN 205615484 U CN205615484 U CN 205615484U CN 201620217298 U CN201620217298 U CN 201620217298U CN 205615484 U CN205615484 U CN 205615484U
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China
Prior art keywords
wifi
mobile phone
circuit
signal
driving circuit
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Expired - Fee Related
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CN201620217298.6U
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Chinese (zh)
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齐宝东
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Individual
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Abstract

The utility model discloses WIFI cell -phone remote start up closes car relates to one kind does not have the car that the key got into, especially relates to one kind through the car of WIFI with the entering of the no key of mobile communication realization. Its purpose is in order to provide a simple structure, with low costs, easy and simple to handle, safe in utilization, the WIFI cell -phone remote start up closes car that need not to wear traditional key. The utility model discloses WIFI cell -phone remote start up closes car includes electronic switch, and it is established ties on the live wire of lock, a WIFI circuit generates first connection signal with the cell -phone when it is connected through WIFI in a default distance, switch drive circuit is detecting during first connection signal, switch drive circuit to drive signal is opened in electronic switch output, makes electronic switch carries out and opens the action, switch drive circuit is not detecting during first connection signal, switch drive circuit to drive signal is closed in electronic switch output, makes electronic switch carries out and the closing motion.

Description

WIFI mobile phone remote starts closing automobile
Technical field
This utility model relates to the automobile of a kind of keyless entry, particularly relates to a kind of automobile being realized keyless entry by WIFI and mobile communication.
Background technology
Along with technological progress and the raising of people's life level, the Smart Home controlling all has become the dream that more and more people thirsts for.
The automotive keyless entering system of orthodox car; it is called for short PKE (PASSIVE KEYLESS ENTER); this product uses RFID wireless radio-frequency and testing vehicle register code recognition system, and double anti-theft is protected, and provides convenient and safety to greatest extent for car owner." non-key system for automobile " is not traditional key, but the low-frequency signal emitter of a likeness in form key.
But this low-frequency signal emitter has the restriction of certain transmitting angle, i.e., need to be directed at vehicle with the transmitting terminal of emitter just can connect, and the coded system of this low frequency signal will be broken through by a lot of people in some months, and vehicle is just scrapped for usual about 15 years, so give most of car owners' to bring safely great hidden danger with car.
Therefore, the special circuit topological structure needing a kind of novel communication agreement at present badly remotely realizes the opening and closing of automobile.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in construction, low cost, easy and simple to handle, use is safe, without wearing the WIFI mobile phone remote startup closing automobile of traditional keys.
This utility model WIFI mobile phone remote starts closing automobile, and including electrical switch, it is connected on the live wire of lock;Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit respectively;Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when being not detected by described first and connecting signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
This utility model WIFI mobile phone remote starts closing automobile, and including electrical switch, it is connected on the live wire of lock;Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;2nd WIFI circuit, the distance between itself and a described WIFI circuit is more than described first predeterminable range, generates the second connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit, the 2nd WIFI circuit respectively;Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when detecting that described second connects signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
This utility model WIFI mobile phone remote starts closing automobile difference from prior art and is that this utility model WIFI mobile phone remote starts closing automobile and replaces car key with mobile phone, and set up Handshake Protocol by a WIFI circuit and mobile phone, thus utilize a WIFI circuit to detect the geographical position of mobile phone, thus control the opening and closing of electrical switch, and then control car door, the opening and closing of electromotor.Further, by this communication modes that need not emitter alignment receptor of WIFI, mobile phone is connected with automobile, can further improve discrimination.Further, mobile phone is as user's belongings every day, and it can be by the more control signal of WIFI protocol transmission to the console of automobile such that it is able to complete more complicated automobile control command.Further, mobile phone, as the terminal of the Internet, can update the authentication information of keyless entry at any time, thus increase by the safety of car.
This utility model WIFI mobile phone remote starts closing automobile difference from prior art and is that this utility model WIFI mobile phone remote starts closing automobile and replaces car key with mobile phone, by functions such as the open and close of mobile phone remote control automobile.And Handshake Protocol can be set up with mobile phone respectively by two different WIFI circuit, thus utilize two different WIFI circuit to detect the geographical position of mobile phone, thus control the opening and closing of electrical switch, and then control car door, the opening and closing of electromotor.Further, by this communication modes that need not emitter alignment receptor of WIFI, mobile phone is connected with automobile, can further improve discrimination.Further, mobile phone is as user's belongings every day, and it can be by the more control signal of WIFI protocol transmission to the console of automobile such that it is able to complete more complicated automobile control command.Further, mobile phone, as the terminal of the Internet, can update the authentication information of keyless entry at any time, thus increase by the safety of car.Further, mobile phone may utilize APP and controls the startup of automobile, cuts out, automatically opens up, is automatically switched off, opens the functions such as air-conditioning.
Below in conjunction with the accompanying drawings WIFI mobile phone remote of the present utility model is started closing automobile to be described further.
Accompanying drawing explanation
Fig. 1 is the structural representation that WIFI mobile phone remote starts the embodiment 1 of closing automobile;
Fig. 2 is the structural representation that WIFI mobile phone remote starts the embodiment 2 of closing automobile;
Fig. 3 is a WIFI circuit and/or the circuit diagram of the 2nd WIFI circuit.
Detailed description of the invention
Embodiment 1
As shown in Figure 1,3, this utility model WIFI mobile phone remote startup closing automobile includes
Electrical switch, it is connected on the live wire of lock;
Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And
Switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit respectively;
Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when being not detected by described first and connecting signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
When electrical switch performs opening action, the live wire path of lock, automobile can automatically open up electromotor and air conditioning system.
When electrical switch performs closing motion, the live wire open circuit of lock, automobile can be automatically switched off electromotor and air conditioning system, and be latched by car door, opens vehicle-mounted monitoring system simultaneously, thus surprisingly scratches vehicle and collect evidence.
When the app of mobile phone detects that automobile is not actuated more than one month, then in the case of automobile latches, start automobile 1 hour, thus charge to storage battery, and ensure the lubrication of electromotor.
This utility model replaces car key with mobile phone, and set up Handshake Protocol by a WIFI circuit and mobile phone, thus utilize a WIFI circuit to detect the geographical position of mobile phone, thus control the opening and closing of electrical switch, and then control car door, the opening and closing of electromotor.Further, by this communication modes that need not emitter alignment receptor of WIFI, mobile phone is connected with automobile, can further improve discrimination.Further, mobile phone is as user's belongings every day, and it can be by the more control signal of WIFI protocol transmission to the console of automobile such that it is able to complete more complicated automobile control command.Further, mobile phone, as the terminal of the Internet, can update the authentication information of keyless entry at any time, thus increase by the safety of car.
Preferably, described first predeterminable range is 20m.
Preferably, described second predeterminable range is 10m.
Wherein circumference 20m is the region that a signal intensity of WIFI transmitting range is more weak, can the position of perception mobile phone well, thus open lock as early as possible.Having an area of 10m is then the region that a signal intensity is stronger, and lock can be rapidly closed, thus support vehicles safety.
Preferably, described mobile phone is connected with server, and described server is connected with switch driving circuit by mobile phone, and described server exports identical Dynamic Recognition code to mobile phone with switch driving circuit.
Preferably, the update cycle of described Dynamic Recognition code is 1 month.
Certainly, the update cycle of described Dynamic Recognition code is alternatively 1 year.
Described switch driving circuit is when the first connection signal being detected and second connects signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs and closing motion.
This kind is the preferential strategy closing lock, can support vehicles safety.
A described WIFI circuit, the 2nd WIFI circuit all can use but be not limited to the WIFI module of ESP8266-12E.
Described switch driving circuit is for including STC12C5204 chip.
As it is shown on figure 3, a described WIFI circuit and/or the 2nd WIFI circuit have data terminal D and Enable Pin POW_EN;A described WIFI circuit and/or the 2nd WIFI circuit include WIFI transceiving chip U1, first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, NPN type triode Q1, p-type metal-oxide-semiconductor Q2, first electric capacity C1, second electric capacity C2, 3rd electric capacity C3, 4th electric capacity C4, 5th electric capacity C5, 6th electric capacity C6, 7th electric capacity C7, 8th electric capacity C8, 9th electric capacity C9, tenth electric capacity C10, 11st electric capacity C11, 12nd electric capacity C12, 13rd electric capacity C13 and antenna.
nullData pin D of described WIFI transceiving chip U1 is a described WIFI circuit and/or the data terminal DA of the 2nd WIFI circuit,Enable Pin POW_EN that first end is described WIFI circuit of described second resistance R2,First end of described first resistance R1 and the second end correspondence connect the first end and the ground of described second resistance R2,State first end of the first electric capacity C1 and the second end correspondence connects the second end and the ground of described second resistance R2,The base stage of described NPN type triode Q1、Emitter and collector correspondence connects second end of described second resistance R2、Ground and the grid of described p-type metal-oxide-semiconductor Q2,First end of described 3rd resistance R3 and the second end correspondence connect power supply and the grid of described p-type metal-oxide-semiconductor Q2,The drain electrode of described p-type metal-oxide-semiconductor Q2 power pins RF_POW that meet described WIFI transceiving chip U1 corresponding with source electrode,First end of described second electric capacity C2 and the second end correspondence meet the first transmitting-receiving pin RF_N and the second transmitting-receiving pin RF_P of described WIFI transceiving chip U1,First end of described 4th electric capacity C4 and the second end correspondence connect first transmitting-receiving pin RF_N and first end of described 5th electric capacity C5 of described WIFI transceiving chip U1,First end of described 3rd electric capacity C3 and the second end correspondence connect second transmitting-receiving pin RF_P and second end of described 5th electric capacity C5 of described WIFI transceiving chip U1,First end of described 4th resistance R4 and the second end correspondence connect the second end and the ground of described 4th electric capacity C4,First end of described 6th electric capacity C6 and the second end correspondence connect the second end and the ground of described 3rd electric capacity C3,First end of described 7th electric capacity C7 and the second end correspondence connect the second end and first end of the 9th electric capacity C9 of described 4th electric capacity C4,First end of described 5th resistance R5 and the second end correspondence connect the second end and first end of described 6th electric capacity C6 of described 7th electric capacity C7,First end of described 8th electric capacity C8 and the second end correspondence connect the first end and the ground of described 7th electric capacity C7,First end of described 9th electric capacity C9 and the second end correspondence connect the first end and first end of described 13rd electric capacity C13 of described 8th electric capacity C8,First end of described tenth electric capacity C10 and the second end correspondence connect ground two end and the ground of described 9th electric capacity C9,Described 11st electric capacity C11 and described 12nd electric capacity C12 is connected in parallel between the first end and the ground of described 13rd electric capacity C13,The second described antenna of termination of described 13rd electric capacity C13.
The operation principle of the WIFI circuit shown in Fig. 3 and/or the 2nd WIFI circuit is: user triggers the enable signal of high potential, or is triggered the enable signal of high potential by radio receiving transmitting module 2 (such as modulation circuit 122);WIFI circuit accesses the period of this enable signal from Enable Pin POW_EN, NPN type triode Q1 and p-type metal-oxide-semiconductor Q2 sequentially turn on, and power pins RF_POW of WIFI transceiving chip U1 accesses power supply signal (this power supply signal is through conducting and p-type metal-oxide-semiconductor Q2 output by power supply) so that WIFI transceiving chip U1 works on power.
During WIFI transceiving chip U1 works, formed WIFI radio circuit 123 by the second electric capacity C2, the 3rd electric capacity C3, the 4th electric capacity C4, the 5th electric capacity C5, the 6th electric capacity C6, the 7th electric capacity C7, the 4th resistance R4, the 5th resistance R5, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11st electric capacity C11, the 12nd electric capacity C12, the 13rd electric capacity C13 and antenna, this WIFI radio circuit 123 receive and be loaded with the WIFI signal of WIFI data and send the WIFI signal being loaded with WIFI data.
Embodiment 2
As shown in Figure 2,3, seeing Fig. 2, a kind of WIFI mobile phone remote starts closing automobile: include
Electrical switch, it is connected on the live wire of lock;
Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;
2nd WIFI circuit, the distance between itself and a described WIFI circuit is more than described first predeterminable range, generates the second connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And
Switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit, the 2nd WIFI circuit respectively;
Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when detecting that described second connects signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
When electrical switch performs opening action, the live wire path of lock, automobile can automatically open up electromotor and air conditioning system.
When electrical switch performs closing motion, the live wire open circuit of lock, automobile can be automatically switched off electromotor and air conditioning system, and be latched by car door, opens vehicle-mounted monitoring system simultaneously, thus surprisingly scratches vehicle and collect evidence.
When the app of mobile phone detects that automobile is not actuated more than one month, then in the case of automobile latches, start automobile 1 hour, thus charge to storage battery, and ensure the lubrication of electromotor.
This utility model replaces car key with mobile phone, and set up Handshake Protocol with mobile phone respectively by two different WIFI circuit, thus utilize two different WIFI circuit to detect the geographical position of mobile phone, thus control the opening and closing of electrical switch, and then control car door, the opening and closing of electromotor.Further, by this communication modes that need not emitter alignment receptor of WIFI, mobile phone is connected with automobile, can further improve discrimination.Further, mobile phone is as user's belongings every day, and it can be by the more control signal of WIFI protocol transmission to the console of automobile such that it is able to complete more complicated automobile control command.Further, mobile phone, as the terminal of the Internet, can update the authentication information of keyless entry at any time, thus increase by the safety of car.
Preferably, described first predeterminable range is 20m.
Preferably, described second predeterminable range is 10m.
Wherein circumference 20m is the region that a signal intensity of WIFI transmitting range is more weak, can the position of perception mobile phone well, thus open lock as early as possible.Having an area of 10m is then the region that a signal intensity is stronger, and lock can be rapidly closed, thus support vehicles safety.
Preferably, described mobile phone is connected with server, and described server is connected with switch driving circuit by mobile phone, and described server exports identical Dynamic Recognition code to mobile phone with switch driving circuit.
Preferably, the update cycle of described Dynamic Recognition code is 1 month.
Certainly, the update cycle of described Dynamic Recognition code is alternatively 1 year.
Described switch driving circuit is when the first connection signal being detected and second connects signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs and closing motion.
This kind is the preferential strategy closing lock, can support vehicles safety.
A described WIFI circuit, the 2nd WIFI circuit can use but be not limited to the WIFI module of ESP8266-12E.
Described switch driving circuit is for including STC12C5204 chip.
As it is shown on figure 3, a described WIFI circuit and/or the 2nd WIFI circuit have data terminal D and Enable Pin POW_EN;A described WIFI circuit and/or the 2nd WIFI circuit include WIFI transceiving chip U1, first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, NPN type triode Q1, p-type metal-oxide-semiconductor Q2, first electric capacity C1, second electric capacity C2, 3rd electric capacity C3, 4th electric capacity C4, 5th electric capacity C5, 6th electric capacity C6, 7th electric capacity C7, 8th electric capacity C8, 9th electric capacity C9, tenth electric capacity C10, 11st electric capacity C11, 12nd electric capacity C12, 13rd electric capacity C13 and antenna.
nullData pin D of described WIFI transceiving chip U1 is a described WIFI circuit and/or the data terminal DA of the 2nd WIFI circuit,Enable Pin POW_EN that first end is described WIFI circuit of described second resistance R2,First end of described first resistance R1 and the second end correspondence connect the first end and the ground of described second resistance R2,State first end of the first electric capacity C1 and the second end correspondence connects the second end and the ground of described second resistance R2,The base stage of described NPN type triode Q1、Emitter and collector correspondence connects second end of described second resistance R2、Ground and the grid of described p-type metal-oxide-semiconductor Q2,First end of described 3rd resistance R3 and the second end correspondence connect power supply and the grid of described p-type metal-oxide-semiconductor Q2,The drain electrode of described p-type metal-oxide-semiconductor Q2 power pins RF_POW that meet described WIFI transceiving chip U1 corresponding with source electrode,First end of described second electric capacity C2 and the second end correspondence meet the first transmitting-receiving pin RF_N and the second transmitting-receiving pin RF_P of described WIFI transceiving chip U1,First end of described 4th electric capacity C4 and the second end correspondence connect first transmitting-receiving pin RF_N and first end of described 5th electric capacity C5 of described WIFI transceiving chip U1,First end of described 3rd electric capacity C3 and the second end correspondence connect second transmitting-receiving pin RF_P and second end of described 5th electric capacity C5 of described WIFI transceiving chip U1,First end of described 4th resistance R4 and the second end correspondence connect the second end and the ground of described 4th electric capacity C4,First end of described 6th electric capacity C6 and the second end correspondence connect the second end and the ground of described 3rd electric capacity C3,First end of described 7th electric capacity C7 and the second end correspondence connect the second end and first end of the 9th electric capacity C9 of described 4th electric capacity C4,First end of described 5th resistance R5 and the second end correspondence connect the second end and first end of described 6th electric capacity C6 of described 7th electric capacity C7,First end of described 8th electric capacity C8 and the second end correspondence connect the first end and the ground of described 7th electric capacity C7,First end of described 9th electric capacity C9 and the second end correspondence connect the first end and first end of described 13rd electric capacity C13 of described 8th electric capacity C8,First end of described tenth electric capacity C10 and the second end correspondence connect ground two end and the ground of described 9th electric capacity C9,Described 11st electric capacity C11 and described 12nd electric capacity C12 is connected in parallel between the first end and the ground of described 13rd electric capacity C13,The second described antenna of termination of described 13rd electric capacity C13.
The operation principle of the WIFI circuit shown in Fig. 3 and/or the 2nd WIFI circuit is: user triggers the enable signal of high potential, or is triggered the enable signal of high potential by radio receiving transmitting module 2 (such as modulation circuit 122);WIFI circuit accesses the period of this enable signal from Enable Pin POW_EN, NPN type triode Q1 and p-type metal-oxide-semiconductor Q2 sequentially turn on, and power pins RF_POW of WIFI transceiving chip U1 accesses power supply signal (this power supply signal is through conducting and p-type metal-oxide-semiconductor Q2 output by power supply) so that WIFI transceiving chip U1 works on power.
During WIFI transceiving chip U1 works, formed WIFI radio circuit 123 by the second electric capacity C2, the 3rd electric capacity C3, the 4th electric capacity C4, the 5th electric capacity C5, the 6th electric capacity C6, the 7th electric capacity C7, the 4th resistance R4, the 5th resistance R5, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11st electric capacity C11, the 12nd electric capacity C12, the 13rd electric capacity C13 and antenna, this WIFI radio circuit 123 receive and be loaded with the WIFI signal of WIFI data and send the WIFI signal being loaded with WIFI data.
Embodiment described above is only to be described preferred implementation of the present utility model; not scope of the present utility model is defined; on the premise of without departing from this utility model design spirit; various deformation that the technical solution of the utility model is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that this utility model claims determine.

Claims (9)

1. a WIFI mobile phone remote starts closing automobile, it is characterised in that: include
Electrical switch, it is connected on the live wire of lock;
Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And
Switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit respectively;
Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when being not detected by described first and connecting signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
2. a WIFI mobile phone remote starts closing automobile, it is characterised in that: include
Electrical switch, it is connected on the live wire of lock;
Oneth WIFI circuit, generates the first connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;
2nd WIFI circuit, the distance between itself and a described WIFI circuit is more than described first predeterminable range, generates the second connection signal with mobile phone when it is connected by WIFI in the first predeterminable range;And switch driving circuit, it electrically connects with described electrical switch, a described WIFI circuit, the 2nd WIFI circuit respectively;
Wherein, described switch driving circuit is when detecting that described first connects signal, and switch driving circuit opens driving signal to the output of described electrical switch so that described electrical switch performs opening action;Described switch driving circuit is when detecting that described second connects signal, and switch driving circuit is closed to the output of described electrical switch and driven signal so that described electrical switch performs closing motion.
WIFI mobile phone remote the most according to claim 1 and 2 starts closing automobile, it is characterised in that: described first predeterminable range is 20m.
WIFI mobile phone remote the most according to claim 2 starts closing automobile, it is characterized in that: described mobile phone is connected with server, described server is connected with switch driving circuit by mobile phone, and described server exports identical Dynamic Recognition code to mobile phone with switch driving circuit.
WIFI mobile phone remote the most according to claim 4 starts closing automobile, it is characterised in that: the update cycle of described Dynamic Recognition code is 1 month.
WIFI mobile phone remote the most according to claim 4 starts closing automobile, it is characterised in that: the update cycle of described Dynamic Recognition code was 1 year.
WIFI mobile phone remote the most according to claim 2 starts closing automobile, it is characterized in that: described switch driving circuit is when the first connection signal being detected and second connects signal, switch driving circuit is closed to the output of described electrical switch and is driven signal so that described electrical switch performs and closing motion.
WIFI mobile phone remote the most according to claim 2 starts closing automobile, it is characterised in that: a described WIFI circuit, the 2nd WIFI circuit all use the WIFI module of ESP8266-12E.
WIFI mobile phone remote the most according to claim 2 starts closing automobile, it is characterised in that: described switch driving circuit is for including STC12C5204 chip.
CN201620217298.6U 2016-03-18 2016-03-18 WIFI cell -phone remote start up closes car Expired - Fee Related CN205615484U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107231453A (en) * 2017-06-06 2017-10-03 浙江嘉园家居用品有限公司 A kind of water valve control flow of main frame locating cellphone position

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107231453A (en) * 2017-06-06 2017-10-03 浙江嘉园家居用品有限公司 A kind of water valve control flow of main frame locating cellphone position

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Granted publication date: 20161005

Termination date: 20200318