CN2509755Y

CN2509755Y - Domestic intelligent distribution box

Info

Publication number: CN2509755Y
Application number: CN 01232821
Authority: CN
Inventors: 冯德元
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-06
Filing date: 2001-08-06
Publication date: 2002-09-04
Anticipated expiration: 2011-08-06

Abstract

Disclosed is an intellectual switchbox for household use. The utility model is an intellectual switchbox which integrates the functions of detecting and protecting the overrating voltage, excess current and electric-leakage. The utility model comprises a double-pole switch arranged in the box, an automatic air-break switch, a single pole switch assemble and an intellectual controller arranged between the input end and the electrical apparatus release of the automatic air-break switch. The intellectual controller is composed of a voltage, current, electric-leakage and temperature detecting circuit, a single-chip, a driver, a digital displayer, an acoustic alarm circuit and a visual alarm circuit. The voltage, current, electric-leakage and temperature signals of the inner box can be detected from the main circuit, then the single-chip is input after the signals are amplified, the digital displayer displays the numerical values of the voltage, the current, the electric-leakage and the temperature alternately with an interval of 3.8 seconds and a cycle of 11.4 seconds, and the automatic air-break switch can be cut via the single-chip by controlling the controlling driver under the abnormal conditions. The intellectual switchbox for household use of the utility model has sufficient functions, and novel and elegant appearance.

Description

The domestic intelligent distribution box

Technical field

The utility model relates to the power distribution box technology, particularly a kind of domestic intelligent distribution box.

Background technology

Traditional Domestic distributing box is that the electric energy of low voltage electric network is introduced family by the household electricity circuit, to household electrical appliance and illuminalive power-supply, does not generally possess failure protection function.In recent years, there are some Domestic distributing boxs that leakage switch also has been installed, possess electric leakage (human electric shock) defencive function.Existing Domestic distributing box is that stand-alone products such as switch that buying is returned, leakage switch, indicator light carry out aggregate erection and form, this product independent separately, that establish one's own system is assembled, and can not wholely consider go to form stand-alone product science, perfect, organic assembling.

Summary of the invention

The technical problems to be solved in the utility model is Domestic distributing box to be designed to complete, organic, an intelligentized integral body; And possess overvoltage, overcurrent and detection of electrical leakage and defencive function simultaneously.

The utility model proposes the technical scheme that solves the problems of the technologies described above: a kind of domestic intelligent distribution box, comprise casing 1 and be contained in two-photo pole switch 4 in the casing 1, the air automatic switch 3 of band release, single-pole switch group 4, in main line with two-photo pole switch 4, air automatic switch 3, single-pole switch group 2 connects successively, between described air automatic switch 3 power inputs and its release, be provided with intelligent controller 5, this intelligent controller 5 is by voltage signal testing circuit 7, current signal detection circuit 8, leakaging signal detecting circuit 9, temperature signal testing circuit 6, single-chip microcomputer 10, driver 11, digital display 15 and sound, optical alarm circuit is formed, voltage signal testing circuit 7, current signal detection circuit 8, the input termination power input of leakaging signal detecting circuit 9, its output connects single-chip microcomputer 10 inputs and driver 11 inputs respectively, temperature signal testing circuit 6 outputs connect single-chip microcomputer 10 inputs, after 10 pairs of input signals of single-chip microcomputer are handled, its output respectively with driver 11 inputs, digital display 15 inputs, buzzer 13, reset key 14, gate 12 inputs connect, driver 11 outputs are connected with air automatic switch 3 inputs, to voltage signal, current signal, electric leakage signal, temperature signal detects, the single-chip microcomputer of handling 10 is by these air automatic switch 3 actions of driver 11 controls.Described gate 12 outputs are connected to overvoltage indicator light 16, overcurrent indicator light 17, electric leakage indicator light 18 and digital display 15.The electronic devices and components of described intelligent controller 5 all are inserted on the circuit board, separate separately with air automatic switch 3 and install.

Meet or exceed when setting operating value overvoltage, overcurrent or electric leakage (human electric shock) and signal occurring; single-chip microcomputer judges rapidly; send the instruction of time-delay or insantaneous break power supply; triggering is installed in the release adhesive in the air automatic switch; cause the tripping operation of air automatic switch; 2S (time-delay) or≤0.1S (instantaneous) cuts off the electricity supply, thereby guaranteeing that household electrical appliance exempt from damages and the protection personal safety.

Compare with existing Domestic distributing box; the utility model domestic intelligent distribution box is provided with voltage, electric current, temperature detecting function and uses numeral to show; integrate electric leakage, overvoltage, overcurrent protection and be provided with sound and light of alarm; simultaneously; because of control circuit board separates installation with the air automatic switch; thereby, the temperatures involved that intelligence control circuit is not produced by the big electric current of switch internal cause, it is more reliable and more stable to work.

Description of drawings

Describe preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing.Wherein:

Fig. 1 is the outline drawing of an embodiment of the utility model.

Fig. 2 is the control circuit block diagram of an embodiment of the utility model.

Embodiment

Referring to Fig. 1, shown in Figure 2, a kind of domestic intelligent distribution box of embodiment of the utility model is by casing 1 and adorn two-photo pole switch 4 within it, air automatic switch 3, single-pole switch group 2 and the intelligent controller 5 with a release formed.Electrical network send electricity through two-photo pole switch 4, air automatic switch 3,2 couples of users of single-pole switch group, and intelligent controller 5 is contained between the power input and its release of air automatic switch 3, detects voltage, electric current and electric leakage signal from main line.Intelligent controller 5 is made up of temperature signal testing circuit 6, voltage signal testing circuit 7, current signal detection circuit 8, leakaging signal detecting circuit 9, single-chip microcomputer 10, driver 11, gate 12, buzzer 13, reset key 14, digital display 15, overvoltage indicator light 16, overcurrent indicator light 17, electric leakage indicator light 18.Under the condition that two-photo pole switch 4, air automatic switch 3 and single-pole switch group 2 all are in the close position, energized voltage, power supply indicator 19, load indicator light 20 are lighted, and distribution box supplies household electrical appliance.Intelligent controller detects voltage, electric current and electric leakage signal from the main line power supply, temperature sensor is from casing 1 interior detected temperatures signal, after amplifying, these signals are imported single-chip microcomputer 10, digital display 15 shows tested magnitude of voltage, current value and temperature value in turn with the time interval of 3.8S, the cycle period of 11.4S.

When occurring overvoltage or overcurrent in the power supply circuits, do not influenced the overvoltage or the overcurrent of household electrical appliances or electric power system safety the short time, after then signal being imported single-chip microcomputer 10, single-chip microcomputer 10 time-delay 2S send action command, if voltage or electric current recover normal in time delay, then do not send instruction, using electricity system is operate as normal still, thus the interference free performance of the system of assurance.

Still exist as 2S moment fault-signal, single-chip microcomputer 10 sends action command, driver 11 actions, and 3 tripping operations of air automatic switch, load indicator light 20 extinguishes, the electrical appliance outage; Simultaneously, single-chip microcomputer 10 is reported to the police with 1HZ frequency acousto-optic with buzzer 13 synchronously by gate 12 corresponding overvoltage indicator lights 16 of control or overcurrent indicator light 17, digital display 15 shows voltage or the current value that detects for the last time before the tripping operation, warning duration 〉=60S recovers electricity consumption after the prompting user fixes a breakdown.If the user needs timely combined floodgate electricity consumption, can be by reset key 14, close a floodgate after the removing alarm signal and send.When fault is not got rid of, behind the combined floodgate with secondary trip.

Short time (in the 2S) is appearring may jeopardize the overvoltage of household electrical appliances and electric power system safety or overcurrent or electric leakage (human electric shock) time, overvoltage or overcurrent or electric leakage signal directly trigger driver 11, disjunction air automatic switch 3 in 0.1S, switch motion constantly, the release that is installed in the switch becomes 1 level by 0 level, this signal input single-chip microcomputer 10, single-chip microcomputer 10 sends alarm command.As the tripping operation that causes because of electric leakage, then when electric leakage indicator light 18 and buzzer 13 reported to the police, digital display 15 is with the frequency of 1HZ, the 3.8S time interval and 11.4S cycle period display voltage, electric current and temperature value.

The concrete technical parameter of the domestic intelligent distribution box of present embodiment is as follows:

1, voltage

1. the 6. specified deferred action overvoltage of rated voltage 220V 50HZ 300V

2. effective display voltage 150V-280V is delay time 〉=2S 7.

3. show the 8. specified instantaneous operation overvoltage of time 3.8S 330V.4. show the 9. 5. specified overvoltage 260V that is failure to actuate of operate time≤0.1S of cycle period 11.4S.2, electric current 1. the 6. specified deferred action overcurrent of rated current 32A 40A 2. effectively show electric current 0-33A 7. delay time 〉=2S show that 3. 4. the 8. specified instantaneous operation overcurrent of time 3.8S 45A shows the 9. 5. specified non-operating overcurrent 33A of operate time≤0.1S of cycle period 11.4S.3,3. 2. rated residual operating current 30mA of break-time≤0.1S of the 1. specified electric leakage non-operating current 15mA of electric leakage.4, temperature 1. digital displaying temperature-10 ℃-60 ℃ 3. show cycle period 11.4S.2. show time 3.8S 5, the type of alarm acousto-optic of reporting to the police 1. 4. report to the police synchronously duration 〉=60S 2. report to the police the starting switch action constantly 5. alarm signal remove 3. alert frequency 1HZ of hand-reset.

Claims

1, a kind of domestic intelligent distribution box, comprise casing (1) and be contained in the interior two-photo pole switch (4) of casing (1), the air automatic switch (3) of band release, single-pole switch group (4), in main line with two-photo pole switch (4), air automatic switch (3), single-pole switch group (2) connects successively, it is characterized in that: between described air automatic switch (3) power input and its release, be provided with intelligent controller (5), this intelligent controller (5) is by voltage signal testing circuit (7), current signal detection circuit (8), leakaging signal detecting circuit (9), temperature signal testing circuit (6), single-chip microcomputer (10), driver (11), digital display (15) and sound, optical alarm circuit is formed, voltage signal testing circuit (7), current signal detection circuit (8), the input termination power input of leakaging signal detecting circuit (9), its output connects single-chip microcomputer (10) input and driver (11) input respectively, temperature signal testing circuit (6) output connects single-chip microcomputer (10) input, after single-chip microcomputer (10) is handled input signal, its output respectively with driver (11) input, digital display (15) input, buzzer (13), reset key (14), gate (12) input connects, driver (11) output is connected with air automatic switch (3) input, to voltage signal, current signal, electric leakage signal, temperature signal detects, the single-chip microcomputer of handling (10) is controlled this air automatic switch (3) action by driver (11).

2, domestic intelligent distribution box according to claim 1 is characterized in that: described single-chip microcomputer (10) output is connected with digital display (15), shows real-time voltage value, current value, temperature value with the identical distance time on digital display.

3, domestic intelligent distribution box according to claim 1 is characterized in that: described gate (12) output is connected to overvoltage indicator light (16), overcurrent indicator light (17), electric leakage indicator light (18) and digital display (15).

4, domestic intelligent distribution box according to claim 1 is characterized in that: the electronic devices and components of described intelligent controller (5) all are inserted on the circuit board, separate separately with air automatic switch (3) and install.