CN2588696Y - Domestic on-line controller - Google Patents
Domestic on-line controller Download PDFInfo
- Publication number
- CN2588696Y CN2588696Y CN 02268327 CN02268327U CN2588696Y CN 2588696 Y CN2588696 Y CN 2588696Y CN 02268327 CN02268327 CN 02268327 CN 02268327 U CN02268327 U CN 02268327U CN 2588696 Y CN2588696 Y CN 2588696Y
- Authority
- CN
- China
- Prior art keywords
- cpu
- circuit
- triode
- line controller
- digits
- 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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Abstract
The utility model relates to a domestic on-line controller, which comprises a signal receiving decoding circuit and a CPU which are connected with a telephone line, wherein, the signal receiving decoding circuit is connected with the CPU by a trigger; the control end of the CPU is connected with a signal receiving switch circuit with a relay, and is connected with a simulating off-hook switch circuit and an electric appliance switch circuit. Before the utility model is used, a predetermined secret code is required to be stored in the CPU; when the telephone line has a signal, the signal is transmitted to the CPU to be compared, if the secret code is correct, the CPU starts up the signal receiving decoding circuit by the signal receiving switch circuit, and the CPU is triggered to operate and send out the signal to the electric appliance switch circuit; different electric appliances controlled by switches, or different apparatuses controlled by electromagnetic valves, etc. are started up according to different encodings.
Description
Affiliated technical field
The utility model is a kind of family on-line controller.
Background technology
Because the raising that rhythm of life is accelerated and life requires, in time devote oneself to work or household appliances such as air-conditioning, heating installation etc. are opened in advance under the prerequisite of saving thereby people require to open electrical equipment sometimes before arriving office or family and when entering house, can enjoy immediately, thereby improve the quality of living, raise the efficiency.At present existing many people utilize computer technology and communication network to realize this function, but owing to its complex structure, cost Gao Ershang popularize.
Summary of the invention
The purpose of this utility model is: design a kind of family's on-line controller simple in structure that can realize remote switch control by telephone wire to household electrical appliance or domestic heat system etc.
The utility model has collect the digits decoding circuit and the CPU that is connected with telephone wire, and the decoding circuit that collects the digits is connected with CPU by trigger, and the control end tape splicing of CPU has collect the digits switch and the simulation off-hook switching circuit and the appliance switch circuit of relay.
Must deposit preset password in CPU before using the utility model.When in the telephone wire signal being arranged, this signal is passed to CPU and is compared, correct as password, CPU starts the decoding circuit that collects the digits by the switching circuit that collects the digits, trigger CPU work, appliance switch circuit is sent signal, according to different coding start different by switch control electrical equipment or by the device of solenoid control etc.
Telephone wire of the present utility model can directly be connected with CPU by corresponding A/D change-over circuit, also can be connected with CPU by ring detecting circuit, the control end tape splicing of CPU has the ON-OFF control circuit of relay, the two ends that contact J2-1, the J1-1 of relay control is connected on the front end of the decoding circuit that collects the digits respectively and is connected to telephone wire with simulate the circuit that the off-hook load connects on.The concrete structure of ring detecting circuit is as follows: it comprises the parallel circuits of the capacitor C that is connected with telephone wire A 1 and resistance R 24, the other end of this circuit is by the answer the call B end of line of resistance R 1 and diode D1, the input of the two termination photocouplers of diode D1, the negative pole of its output connects the T0 end of CPU simultaneously by capacitor C 2, R3 ground connection in parallel by the two-stage Schmidt trigger.
Appliance switch circuit of the present utility model can be the control circuit that has relay that is connected with CPU, also can be the electrical equipment solenoid valve control circuit, it comprises and two NAND gate that control end is connected respectively of CPU that two NAND gate are connected to the two ends of electromagnetically operated valve by the pulse polarity change-over circuit.Above-mentioned pulse polarity change-over circuit can adopt following form: have two groups of NNP triode Q4 to be connected successively with the output of each NAND gate with Q9 with Q6, Q7 in this circuit respectively, other has two PNP triode Q5, Q8, the collector electrode of first triode Q4 is connected to the base stage of triode Q5 among first group of PNP triode Q4 and the Q6 by resistance, the collector electrode of second level triode Q6 and triode Q8 joins, and is connected to an end of electromagnetically operated valve; The collector electrode of Q7 is connected to the base stage of triode Q8 by resistance in second group of triode, and second level triode Q9 is connected with the collector electrode of triode Q5, and connects the other end of electromagnetically operated valve.In addition, the electromagnetically operated valve two ends preferably are connected to the TVS pipe as Protection switch.
The decoding circuit that collects the digits of the present utility model comprises decoder, and it is connected with CPU by trigger.
In addition, for ease of operation, the speech chip that the rear end of relay contact J2-1 will be connected with CPU by capacitor C 10 is connected to the A end of telephone wire.
Description of drawings
Fig. 1 is the line map of the utility model embodiment;
Embodiment:
As shown in the figure, present embodiment comprises the decoding circuit that collects the digits, ring detecting circuit, CPU, speech chip that is connected with CUP and the simulation off-hook switching circuit that is connected with the CPU control end, control circuit and electric control switch circuit collect the digits.In the present embodiment, by the simulation off-hook load R that simulates offhooking relay contact J1-1 and series connection with it
fThe simulation circuit for answering two ends of forming are connected to respectively on two telephone wires.On telephone wire, also be connected to ring detecting circuit, decoding circuit switch and speech chip collect the digits.Ring detecting circuit comprises the parallel circuits of the capacitor C that is connected with telephone wire A 1 and resistance R 24, the other end of this circuit is by the answer the call B end of line of resistance R 1 and diode D1, the input of the two termination photocouplers of diode D1, the negative pole of its output connects the T0 end of CPU simultaneously by capacitor C 2, R3 ground connection in parallel by the two-stage Schmidt trigger.The decoding circuit that collects the digits of present embodiment comprises the capacitor C 3 that an end is connected with relay contact J1-2, and the other end of this electric capacity connects the IN-utmost point of decoder by resistance R 6, and connects the GS end of decoder by the parallel circuits of resistance R 7, capacitor C 4.The StD end of decoder meets the input P15 of CPU by trigger U4D.Contact J1-2 also meets the V of speech chip by capacitor C 10
02 ends.Two outputs of CPU meet relay J 1, the J2 of control contact J1-1 and J2-1 respectively by switching tube, other has output to connect the relay J 3 of control air-conditioning or other appliance switch by switching tube.Two other output at CPU respectively connects a NAND gate, and they connect the electromagnetically operated valve of control heating installation or other electrical equipment by the pulse polarity change-over circuit.There is two-stage NPN triode Q4 to be connected successively with the output of each NAND gate with Q9 in the above-mentioned pulse polarity change-over circuit respectively with Q6, Q7, other has two PNP triode Q5, Q8, the collector electrode of first triode Q4 is connected to the base stage of triode Q5 among first group of NPN triode Q4 and the Q6 by resistance, the collector electrode of second level triode Q6 and triode Q8 joins, and is connected to an end of electromagnetically operated valve; The collector electrode of Q7 is connected to the base stage of triode Q8 by resistance in second group of triode, and second level triode Q9 is connected with the collector electrode of triode Q5, and connects the other end of electromagnetically operated valve.In addition, the electromagnetically operated valve two ends are connected to the TVS pipe.For power supply being provided for the pulse polarity change-over circuit, also there is a power circuit to be connected in the present embodiment in addition with the pulse polarity change-over circuit.Being connected of the other parts of present embodiment such as speech chip and CPU, decoder other parts and being connected of CPU etc. are adopted usual manner, repeat no more here.
Claims (8)
1, a kind of family on-line controller, it is characterized in that: it has collect the digits decoding circuit and the CPU that is connected with telephone wire, the decoding circuit that collects the digits is connected with CPU by trigger, and the control end tape splicing of CPU has collect the digits switch and simulation off-hook switching circuit and the electrical equipment or the electromagnetic valve switch circuit of relay.
2, family according to claim 1 on-line controller, it is characterized in that: ring detecting circuit is arranged, it is connected with CPU, the control end tape splicing of CPU has the ON-OFF control circuit of relay, on the two ends that contact J2-1, the J1-1 of relay control is connected on the front end of the decoding circuit that collects the digits respectively and is connected to telephone wire and the circuit that the off-hook fictitious load is connected.
3, family according to claim 2 on-line controller, it is characterized in that: said ring detecting circuit comprises the parallel circuits of the capacitor C that is connected with telephone wire A 1 and resistance R 24, the other end of this circuit is by the answer the call B end of line of resistance R 1 and diode D1, the input of the two termination photocouplers of diode D1, the negative pole of its output connects the T0 end of CPU simultaneously by capacitor C 2, R3 ground connection in parallel by the two-stage Schmidt trigger.
4, according to claim 1 or 2 or 3 described family on-line controllers, it is characterized in that: said solenoid valve control circuit, it comprises and two NAND gate that control end is connected respectively of CPU that two NAND gate are connected to the two ends of electromagnetically operated valve by the pulse polarity change-over circuit.
5, family according to claim 4 on-line controller, it is characterized in that: have two groups of NNP triode Q4 to be connected successively with the output of each NAND gate with Q9 in the said pulse polarity change-over circuit respectively with Q6, Q7, other has two PNP triode Q5, Q8, the collector electrode of first triode Q4 is connected to the base stage of triode Q5 among first group of PNP triode Q4 and the Q6 by resistance, the collector electrode of second level triode Q6 and triode Q8 joins, and is connected to an end of electromagnetically operated valve; The collector electrode of Q7 is connected to the base stage of triode Q8 by resistance in second group of triode, and second level triode Q9 is connected with the collector electrode of triode Q5, and connects the other end of electromagnetically operated valve.
6, family according to claim 5 on-line controller is characterized in that: the electromagnetically operated valve two ends are connected to the TVS pipe.
7, family according to claim 6 on-line controller, it is characterized in that: the said decoding circuit that collects the digits comprises decoder, and it is connected with CPU by trigger.
8, family according to claim 7 on-line controller is characterized in that: the speech chip that the rear end of relay contact J2-1 will be connected with CPU by capacitor C 10 is connected to the A end of telephone wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268327 CN2588696Y (en) | 2002-07-22 | 2002-07-22 | Domestic on-line controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268327 CN2588696Y (en) | 2002-07-22 | 2002-07-22 | Domestic on-line controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2588696Y true CN2588696Y (en) | 2003-11-26 |
Family
ID=33733777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02268327 Expired - Fee Related CN2588696Y (en) | 2002-07-22 | 2002-07-22 | Domestic on-line controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2588696Y (en) |
-
2002
- 2002-07-22 CN CN 02268327 patent/CN2588696Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |