CN201466363U

CN201466363U - Novel single-phase electricity-saving protective control socket

Info

Publication number: CN201466363U
Application number: CN200920097888XU
Authority: CN
Inventors: 李文斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-23
Filing date: 2009-07-23
Publication date: 2010-05-12
Anticipated expiration: 2019-07-23

Abstract

The utility model relates to a novel single-phase electricity-saving protective control socket, which is technically characterized in that a transient and surge inhibiting unit is connected between the input ends of the live wire and the ground wire of an electricity-saving protective control circuit; a filtering compensation unit is connected between the live wire and the zero line; a detection control unit, a main control jack and a controlled jack are connected in parallel between the live wire and the zero line of the output end of the filtering compensation unit; the input end of the detection control unit is also respectively connected with a first current transformator and a second current transformator which are installed on the live wire and the zero line; and a controlled switch controlled by the detection control unit is also connected between the main control jack and the controlled jack. The utility model has reasonable design, effectively eliminates the electrical trashes, such as transient, surge, harmonic wave, and the like, improves the functional factor, reduces the excessive energy consumption, eliminates the standby electricity consumption and has the characteristics of high electricity saving rates and cost performance, complete function and wide application.

Description

Novel single-phase electricity-saving protection control socket

Technical field

The utility model belongs to electricity-saving protection control field, especially a kind of novel single-phase electricity-saving protection control socket.

Background technology

The waste of power resource appears on the using electricity system of family or office or power consumption equipment, mainly contain the reason of three aspects: there are electric power garbage problems such as transition, surge, harmonic wave in (1), (2) exist using electricity system or power consumption equipment to surpass the above superfluous energy consumption problem of rated voltage, there is the problem of power consumption equipment standby energy consumption in (3).Just because of there being the problems referred to above, make the power consumption efficiency of using electricity system seriously descend, cause the waste of power resource, using electricity system or the power consumption equipment to family or office produces serious impact damage simultaneously.Protect for the saves energy resource and to various using electricity systems or power consumption equipment, can in using electricity system, the domestic electricity-saving device be installed or electricity-saving socket solves.The domestic electricity-saving device is divided into the three major types type substantially by electrical principles: one is the system type electricity-saving appliance, can suppress the transition surge and improve terminal power factor; Two is filtering compensation type electricity-saving appliance, can filtering or compensation harmonic and compensating reactive power; Three is the voltage-regulation type electricity-saving appliance, can reduce using electricity system or power consumption equipment and surpass the above superfluous energy consumption of rated voltage.Electricity-saving socket originally is divided into the three major types type by functional group: one is traditional plain edition, only is used to the usefulness that is electrically connected; Two is protection type, and its function mainly is to suppress transition surge (comprising thunder and lightning); Three is electricity-saving type, and its major function is a delay cut-off, cuts off the electricity supply automatically under holding state and eliminates the standby power consumption thereby be used for household electrical appliance.Above-mentioned all types of electricity-saving appliance or socket all have its functional characteristic separately; also there is limitation separately simultaneously; if only use one type electricity-saving appliance or electricity-saving socket all can not reach best power savings and to effective protective effect of power consumption equipment; if polytype electricity-saving appliance or electricity-saving socket are used on a using electricity system or the power consumption equipment simultaneously, increased user's cost of investment again.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of reasonable in design, save customer investment and can realize that best power savings reaches the novel single-phase electricity-saving protection control socket to the using electricity system defencive function.

The utility model solves its technical problem and takes following technical scheme to realize:

A kind of novel single-phase electricity-saving protection control socket; constitute by Socket casing and inner electricity-saving protection control circuit thereof; Socket casing one side is provided with and comprises live wire; the power input line of zero line and ground wire; this power input line is connected with the electricity-saving protection control circuit; the electricity-saving protection control circuit comprises the transition surge restraining unit; the filtering compensation unit; detect control unit; first current transformer (CT1); second current transformer (CT2); between live wire and ground wire, be connected a transition surge restraining unit; between live wire and zero line, be connected a filtering compensation unit; between the live wire of filtering compensation unit output and zero line, be parallel with the detection control unit; master control jack and controlled jack; the input that detects control unit also respectively with live wire and zero line on first current transformer (CT1) installed; second current transformer (CT2) is connected, and also connects one by the controlled switch (K) that detects control unit control between master control jack and controlled jack.

And, described detection control unit is connected and composed by microprocessor, sampling amplifying circuit, delay controller, two inputs of microprocessor are connected with the output of the first sampling amplifying circuit and the second sampling amplifying circuit respectively, the input of the first sampling amplifying circuit and the second sampling amplifying circuit is connected with the output of first current transformer (CT1) with second current transformer (CT2) respectively, and microprocessor is connected with the delay controller that can control controlled switch (K) by output interface.

And described microprocessor also is connected with indicator light on being installed in Socket casing by output interface.

And the described first sampling amplifying circuit and the second sampling amplifying circuit connect and compose by sampling resistor and operational amplifier, and what described sampling resistor adopted is 1206 precision resistances, and what described operational amplifier adopted is the AD8604 chip.

And described microprocessor is the ATMEGA8-8AU chip of AVR series, and described first current transformer (CT1) and second current transformer (CT2) are ZMCT103C.

And, described filtering compensation unit comprises first inductance (L1), first electric capacity (C1) and second inductance (L2), first inductance (L1) is connected on the live wire, its rear end is connected with first electric capacity (C1) with first current transformer (CT1) respectively, first electric capacity (C1) and second inductance (L2) are cascaded, the other end of second inductance (L2) be connected to zero line on and be connected with second current transformer (CT2).

And described transition surge restraining unit is piezo-resistance or transition surge suppression device.

And, also be parallel with the normal open jack between described live wire and the zero line.

And the number of described controlled jack is 1～6.

Advantage of the present utility model and good effect are:

1; this electricity-saving protection control socket is with the transition surge restraining unit; the harmonic compensation unit; detecting control unit organically combines; realized integrating and be embedded in various electricity-saving appliances and electricity-saving socket functional characteristic in the socket; removed transition effectively; surge; electric power rubbish such as harmonic wave; having reduced the caused power consumption of these electric power rubbish increases; improved the power consumption efficiency of whole using electricity system or power consumption equipment; reduced superfluous power consumption; also eliminated simultaneously the standby power consumption of power consumption equipment, its power saving rate is generally up to 30%; electric power rubbish (harmonic wave; transition; surge) clearance rate can reach more than 35%.

2, this electricity-saving protection socket is by electric power rubbish such as the transition in the inhibition electrical network, surges; protected power consumption equipment not to be subjected to its interference, damage; improved and used electricity quality; guaranteed the stable operation of using electricity system or power consumption equipment; prolonged the useful life of power consumption equipment; reduced the failure rate and the maintenance cost of power consumption equipment, reached double effects using electricity system or power consumption equipment economize on electricity and protection.

3, this electricity-saving protection socket can be applicable in family and the office; socket is provided with master control jack and controlled jack; by detecting connection or the disconnection that control unit can detect the main control device state on the master control jack and control controlled switch (K); eliminated the standby power consumption on the controlled jack effectively; what this socket can be used as electrical equipment such as the used computer of family and office, TV, split-type air conditioner, refrigerator must use accessory, has that function is complete, performance is excellent, price is low, broad-spectrum characteristics.

4, this electricity-saving protection socket is provided with indicator light, by the indicator light current slave mode that can visually see, the user is come into plain view for the economize on electricity situation, has more practicality and convenience.

5, the utility model integrates the function of various types of electricity-saving appliances and electricity-saving socket effectively, electric power rubbish such as transition, surge, harmonic wave have been removed effectively, improved the function factor, reduced superfluous energy consumption, eliminated the standby power consumption, have power saving rate and cost performance height, complete, the broad-spectrum characteristics of function, can be widely used in 220V such as family, office and exchange in the using electricity system.

Description of drawings

Fig. 1 is an outward appearance front view of the present utility model;

Fig. 2 is the schematic block circuit diagram of novel single-phase electricity-saving protection control socket;

Fig. 3 is the schematic block circuit diagram that detects control unit.

Embodiment

Below in conjunction with accompanying drawing the utility model embodiment is further described.

A kind of novel single-phase electricity-saving protection control socket as shown in Figure 1, is made of Socket casing 2 and inner electricity-saving protection control circuit thereof.Be provided with power input line 1 in Socket casing one side, this power input line comprises live wire, zero line and ground wire, and this power input line is connected with the electricity-saving protection control circuit; Be provided with normal open jack 3, master control jack 4 and controlled jack 5 on Socket casing, wherein the number of controlled jack is 1～6, and in the present embodiment, the quantity of controlled jack is 3; Also be provided with indicator light 6 on Socket casing, the light on and off by indicator light can demonstrate current slave mode intuitively.

Electricity-saving protection control circuit in the Socket casing; as shown in Figure 2; by transition surge restraining unit 7; filtering compensation unit 8; detect control unit; first current transformer (CT1) and second current transformer (CT2) connect and compose; live wire in the power input line; zero line and ground wire are connected with the electricity-saving protection control circuit; between live wire and ground wire, be connected a transition surge restraining unit; between live wire and zero line, be connected a filtering compensation unit; between the live wire of filtering compensation unit output and zero line, be parallel with the detection control unit; the normal open jack; master control jack and controlled jack; the input that detects control unit also respectively with live wire and zero line on first current transformer (CT1) installed; second current transformer (CT2) is connected; also connect one by the controlled switch (K) that detects control unit control between master control jack and controlled jack, the connection of this controlled switch or disconnection can be controlled the on/off of controlled jack.

Transition surge restraining unit in the electricity-saving protection control circuit can use piezo-resistance; also can use P6KE260A or 1.5K260A or 5KP surge suppression device; the transition surge is suppressed; the instantaneous pressure that thunderbolt produces is protected; that in the present embodiment, the transition surge restraining unit uses is piezo-resistance (RV).

Filtering compensation unit in the electricity-saving protection control circuit comprises first inductance (L1), first electric capacity (C1) and second inductance (L2); first inductance (L1) is connected on the live wire; its rear end is connected with first electric capacity (C1) with first current transformer (CT1) respectively; first electric capacity (C1) and second inductance (L2) are cascaded, the other end of second inductance (L2) be connected to zero line on and be connected with second current transformer (CT2).The automatic tracking and compensating harmonic wave is not only realized in this filtering compensation unit, also can realize the function that automatic tracking and compensating is idle.

Detection control unit in the electricity-saving protection control circuit, as shown in Figure 3, by microprocessor, the first sampling amplifying circuit, the second sampling amplifying circuit and delay controller constitute, two inputs of microprocessor are connected with the output of the first sampling amplifying circuit and the second sampling amplifying circuit respectively, the input of the first sampling amplifying circuit and the second sampling amplifying circuit is connected with the output of first current transformer (CT1) with second current transformer (CT2) respectively, and this first sampling amplifying circuit and the second sampling amplifying circuit connect and compose by sampling resistor and operational amplifier; Microprocessor is connected with the delay controller that can control controlled switch (K) by output interface, and microprocessor also is connected with indicator light on being installed in Socket casing by output interface.In foregoing circuit, first current transformer (CT1) and second current transformer (CT2) be connected on the live wire and zero line on and export induced current, this induced current is connected respectively to the input of the first sampling amplifying circuit and the second sampling amplifying circuit, gather and amplify by sampling resistor and input to microprocessor, can control the connection or the disconnection of controlled switch after the microprocessor processes by delay controller by operational amplifier.In the present embodiment, what microprocessor adopted is the ATMEGA8-8AU chip of AVR series, that first current transformer (CT1) and second current transformer (CT2) adopt is the ZMCT103C that bright Electronics Co., Ltd. is selected in Nanjing, what the sampling resistor in the first sampling amplifying circuit and the second sampling amplifying circuit adopted is 1206 precision resistances of one of percentage precision, and what described operational amplifier adopted is that no phase shift function is the AD8604 chip.

Detect control unit and adopt modular design, can detect the induced current on live wire and the zero line and be transferred to microprocessor by two current transformers and two sampling amplifying circuits, control the connection or the disconnection of controlled switch (K) by delay controller by microprocessor, thereby realize the break-make of controlled jack power supply is handled, eliminated the situation of standby power consumption effectively, for example, computer power is inserted on the master control jack, with display, printer, audio amplifiers etc. are inserted on the controlled jack, when detecting control unit and detect computer on the master control jack and close by current transformer and sampling amplifying circuit, wait for that one section delay time (as 3 minutes) back disconnects power supply on the controlled jack by delay controller control controlled switch, make display on the controlled jack, printer, power supplys such as audio amplifier all disconnect, thereby have eliminated the standby power consumption.

Embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; every by those skilled in the art according to other execution modes that the technical solution of the utility model draws, belong to the scope of the utility model protection equally.

Claims

1. novel single-phase electricity-saving protection control socket; constitute by Socket casing and inner electricity-saving protection control circuit thereof; Socket casing one side is provided with and comprises live wire; the power input line of zero line and ground wire; this power input line is connected with the electricity-saving protection control circuit; it is characterized in that: the electricity-saving protection control circuit comprises the transition surge restraining unit; the filtering compensation unit; detect control unit; first current transformer (CT1); second current transformer (CT2); between live wire and ground wire, be connected a transition surge restraining unit; between live wire and zero line, be connected a filtering compensation unit; between the live wire of filtering compensation unit output and zero line, be parallel with the detection control unit; master control jack and controlled jack; the input that detects control unit also respectively with live wire and zero line on first current transformer (CT1) installed; second current transformer (CT2) is connected, and also connects one by the controlled switch (K) that detects control unit control between master control jack and controlled jack.

2. novel single-phase electricity-saving protection control socket according to claim 1; it is characterized in that: described detection control unit is by microprocessor; the sampling amplifying circuit; delay controller connects and composes; two inputs of microprocessor are connected with the output of the first sampling amplifying circuit and the second sampling amplifying circuit respectively; the input of the first sampling amplifying circuit and the second sampling amplifying circuit is connected with the output of first current transformer (CT1) with second current transformer (CT2) respectively, and microprocessor is connected with the delay controller that can control controlled switch (K) by output interface.

3. novel single-phase electricity-saving protection control socket according to claim 2 is characterized in that: described microprocessor also is connected with indicator light on being installed in Socket casing by output interface.

4. novel single-phase electricity-saving protection control socket according to claim 2; it is characterized in that: the described first sampling amplifying circuit and the second sampling amplifying circuit connect and compose by sampling resistor and operational amplifier; what described sampling resistor adopted is 1206 precision resistances, and what described operational amplifier adopted is the AD8604 chip.

5. novel single-phase electricity-saving protection control socket according to claim 2; it is characterized in that: described microprocessor is the ATMEGA8-8AU chip of AVR series, and described first current transformer (CT1) and second current transformer (CT2) are ZMCT103C.

6. novel single-phase electricity-saving protection control socket according to claim 1; it is characterized in that: described filtering compensation unit comprises first inductance (L1), first electric capacity (C1) and second inductance (L2); first inductance (L1) is connected on the live wire; its rear end is connected with first electric capacity (C1) with first current transformer (CT1) respectively; first electric capacity (C1) and second inductance (L2) are cascaded, the other end of second inductance (L2) be connected to zero line on and be connected with second current transformer (CT2).

7. novel single-phase electricity-saving protection control socket according to claim 1 is characterized in that: described transition surge restraining unit is piezo-resistance or transition surge suppression device.

8. novel single-phase electricity-saving protection control socket according to claim 1 is characterized in that: also be parallel with the normal open jack between described live wire and the zero line.

9. novel single-phase electricity-saving protection control socket according to claim 1 is characterized in that: the number of described controlled jack is 1～6.