CN205070832U

CN205070832U - On -off control end

Info

Publication number: CN205070832U
Application number: CN201520664208.3U
Authority: CN
Inventors: 李冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-28
Filing date: 2015-08-28
Publication date: 2016-03-02
Anticipated expiration: 2025-08-28

Abstract

The utility model relates to a switch field especially relates to an on -off control end. Supply power for master control chip unit through a voltage reducing module and power chip unit, the main control chip unit adopts the PL3170 chip, the 15 pin of PL3170 chip is as the carrier signal input, the 26 pin of PL3170 chip is as the carrier signal output, on -off control end through a voltage reducing module and carrier wave module component, can realize that the carrier signal stack is on the power line, when making the electric wire not only transmit the electric energy but also can transmit carrier signal, need not to increase wiring and with low costs.

Description

A kind of switch control terminal

Technical field

The utility model relates to field of switches, particularly relates to a kind of switch control terminal.

Background technology

As shown in Figure 1, traditional power control switch plays make-and-break contact in circuit for series connection, but need to carry out make-and-break contact by artificial mechanical force.Along with the intelligentized development of switch, by increasing a control end in circuit, this control end needs to be connected with each switch by wiring, being used for control switch opens or the disconnection of closed and then control circuit or connection, such design can realize the operating state that can be controlled all switches by control end, and then automatic control, timing controlled, multiple access control, Long-distance Control etc. can be realized, as shown in Figure 2.

But there is following problem in above-mentioned this design:

1, on original circuit base, need to increase wiring between switch and control end, and then increase cost;

2, on the basis that original circuit is comparatively complicated, increase wiring cannot be carried out again.

In sum, realize the intelligentized control method of switch by controller and increase wiring is in-problem in actual practice process.

Utility model content

Technical problem to be solved in the utility model is: provide a kind of without the need to increasing wiring and the switch control terminal of low cost.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A kind of switch control terminal, comprising: interconnective first voltage reduction module and carrier module;

Described first voltage reduction module comprises the multistage bridge rectifier for step-down;

Described carrier module comprises main control chip unit, power supply chip unit and crystal oscillator unit;

Power line is connected with power supply chip unit by multistage bridge rectifier;

Described power supply chip unit is connected with main control chip unit, for main control chip unit is powered;

Described crystal oscillator unit is connected with main control chip unit;

Described main control chip unit comprises carrier signal input and carrier signal output;

Described carrier signal input is connected with the first voltage reduction module respectively with carrier signal output;

Described main control chip unit is PL3170 chip, and described carrier signal input is the 15 pin of PL3170 chip, and described carrier signal output is the 26 pin of PL3170 chip.

Further, described multistage bridge rectifier is seven grades of bridge rectifiers.

Further, described first voltage reduction module also comprises relay and the metal-oxide-semiconductor for control relay; Described relay is connected with metal-oxide-semiconductor.

Further, described carrier module also comprises relay and chooses unit; Described relay is chosen unit and is connected with main control chip unit.

Further, described power supply chip unit comprises the second pressure unit; Described second pressure unit comprises input and output; Described input is connected with multistage bridge rectifier; Described output is connected with main control chip unit.

Compared with existing intelligentized control method switch, the beneficial effects of the utility model are: be that main control chip unit is powered by the first voltage reduction module and power supply chip unit, main control chip unit adopts PL3170 chip, 15 pin of PL3170 chip is as carrier signal input, 26 pin of PL3170 chip is as carrier signal output, by the switch control terminal that the first voltage reduction module and carrier module form, can realize carrier signal is superimposed upon on power line, make electric wire not only can transmit carrier signal while electric energy transmitting, without the need to increase wiring and cost is low.

Accompanying drawing explanation

Fig. 1 is the structural representation of traditional power control switch of the utility model background technology;

Fig. 2 is the structural representation of the intelligentized power control switch of the utility model background technology;

Fig. 3 is the structural representation of a kind of switch control terminal of the utility model;

Fig. 4 is the circuit diagram of the first voltage reduction module of the present utility model;

Fig. 5 is the circuit diagram of carrier module of the present utility model;

Fig. 6 is the application schematic diagram of switch control terminal of the present utility model.

Embodiment

By describing technology contents of the present utility model in detail, realized object and effect, accompanying drawing is coordinated to be explained below in conjunction with execution mode.

The design of the utility model most critical is: main control chip unit adopts PL3170 chip, 15 pin of PL3170 chip is as carrier signal input, 26 pin of PL3170 chip is as carrier signal output, again in conjunction with the first voltage reduction module, realize carrier signal and be superimposed upon on power line.

Please refer to Fig. 3, a kind of switch control terminal that the utility model provides, comprising: interconnective first voltage reduction module and carrier module;

Described crystal oscillator unit is connected with main control chip unit;

From foregoing description, the beneficial effects of the utility model are: be that main control chip unit is powered by the first voltage reduction module and power supply chip unit, main control chip unit adopts PL3170 chip, 15 pin of PL3170 chip is as carrier signal input, 26 pin of PL3170 chip is as carrier signal output, by the switch control terminal that the first voltage reduction module and carrier module form, can realize carrier signal is superimposed upon on power line, make electric wire not only can transmit carrier signal while electric energy transmitting, without the need to increasing wiring and cost is low.

Usual high-tension way is the mode adding rectification with the electric capacity of large volume.Because the restriction of enclosure space can not install the high withstand voltage electric capacity of large volume, can only get up use by small size, low withstand voltage capacitances in series.In actual practice process, seven grades of bridge rectifiers are adopted to set according to enclosure space.

The On current of metal-oxide-semiconductor is larger, compares triode more durable.

Seen from the above description, relay is chosen unit and is formed address code signal by many gears potentiometer SW2, SW3 and U3, and when there being multiple switch in whole system, the switch that address code is identical can work simultaneously, when address code difference can control respectively.

Seen from the above description, can realize by the second pressure unit the supply power voltage size voltage swing that multistage bridge rectifier obtains being reduced to main control chip unit.

Please refer to Fig. 3-5, embodiment one of the present utility model is:

The utility model provides a kind of switch control terminal, comprising: interconnective first voltage reduction module and carrier module;

Described first voltage reduction module comprises the multistage bridge rectifier for step-down; Described multistage bridge rectifier is seven grades of bridge rectifiers; As in Fig. 4, BLKA is relay switch, and Q2 is the metal-oxide-semiconductor of control relay, and BR1, BR2, BR3, BR4, BR5, BR6 and BR7 are bridge rectifiers, the seven grades of bridge rectifiers be made up of BR1, BR2, BR3, BR4, BR5, BR6 and BR7.Adopt the mode of this multilevel decompression that 220V voltage on power line is dropped to 10V voltage.

Described crystal oscillator unit is connected with main control chip unit; 29 pin (being labeled as the pin of 29 in Fig. 5 in PL3170 chip) of main control chip unit (PL3170 chip) and the 30 pin (being labeled as the pin of 30 in Fig. 5 in PL3170 chip) pin connect crystal oscillator, provide clock signal to main control chip unit (PL3170 chip).

Described first voltage reduction module also comprises relay and the metal-oxide-semiconductor for control relay; Described relay is connected with metal-oxide-semiconductor.

Described main control chip unit is PL3170 chip, and described carrier signal input is the 15 pin RXIN of PL3170 chip, and described carrier signal output is the 26 pin TXDAC of PL3170 chip.

Signal by the J1 in the first voltage reduction module the 3rd pin (in Fig. 4 JI be labeled as 3 pin) input to carrier module, after inputing to the process of PL3170 chip by carrier signal input RXIN from carrier signal output TXDAC export to the second pin TXOUT J1 (in Fig. 4 JI be labeled as 2 pin), realize carrier signal to be superimposed upon on power line.

Described power supply chip unit comprises the second pressure unit; Described second pressure unit comprises input and output; Described input is connected with multistage bridge rectifier; Described output is connected with main control chip unit.If Fig. 5, U4 are power supply chips, being used for a 10V voltage is down to 5V to main control chip unit PL3170 chip power supply.

Described carrier module also comprises relay and chooses unit; Described relay is chosen unit and is connected with main control chip unit.As Fig. 5, relay is chosen unit and is formed address code signal by many gears potentiometer SW2, SW3 and U3, and when there being multiple switch in whole system, the switch that address code is identical can work simultaneously, when address code difference can control respectively.SW4 is function control switch, and in check relay is inoperative upon closing

The I/O mouth of described PL3170 chip is connected with computer, realizes the control of computer to this chip.Computer and switch control rule end communication, switch control terminal sends carrier signal and is superimposed upon on power line, and all relays on the power line of same road to be received after control command attracting electric relay or disconnected relay.

The application schematic diagram of the switch control terminal that Fig. 6 provides for the utility model.

In sum, a kind of switch control terminal that the utility model provides, be that main control chip unit is powered by the first voltage reduction module and power supply chip unit, main control chip unit adopts PL3170 chip, 15 pin of PL3170 chip is as carrier signal input, 26 pin of PL3170 chip is as carrier signal output, by the switch control terminal that the first voltage reduction module and carrier module form, can realize carrier signal is superimposed upon on power line, make electric wire not only can transmit carrier signal while electric energy transmitting, without the need to increasing wiring and cost is low.Switch control terminal of the present utility model, wiring is simple, easy to use, do not increase control circuit, in same circuit, switch control terminal can be unified relay status all in system to control or selectively control, the break-make realizing relay is intelligent, energy savings.Switch control terminal of the present utility model is better than wireless WIFI and controls, and Signal transmissions is not by the impact of building environment, and propagation distance is far away, applied range.Such as hotel, school, factory, family etc., switch control terminal of the present utility model to be applied as life more convenient.

The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing the utility model specification and accompanying drawing content to do; or be directly or indirectly used in relevant technical field, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a switch control terminal, is characterized in that, comprising: interconnective first voltage reduction module and carrier module;

Described crystal oscillator unit is connected with main control chip unit;

2. switch control terminal according to claim 1, is characterized in that, described multistage bridge rectifier is seven grades of bridge rectifiers.

3. switch control terminal according to claim 1, is characterized in that, described first voltage reduction module also comprises relay and the metal-oxide-semiconductor for control relay; Described relay is connected with metal-oxide-semiconductor.

4. switch control terminal according to claim 1, is characterized in that, described carrier module also comprises relay and chooses unit; Described relay is chosen unit and is connected with main control chip unit.

5. switch control terminal according to claim 1, is characterized in that, described power supply chip unit comprises the second pressure unit; Described second pressure unit comprises input and output; Described input is connected with multistage bridge rectifier; Described output is connected with main control chip unit.