CN205157644U - Multiloop ammeter - Google Patents

Multiloop ammeter Download PDF

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Publication number
CN205157644U
CN205157644U CN201520943335.7U CN201520943335U CN205157644U CN 205157644 U CN205157644 U CN 205157644U CN 201520943335 U CN201520943335 U CN 201520943335U CN 205157644 U CN205157644 U CN 205157644U
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module
control
processing unit
central processing
control circuit
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CN201520943335.7U
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杜久彬
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Chengdu Zhonghengtong Technology Co Ltd
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Chengdu Zhonghengtong Technology Co Ltd
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Abstract

The utility model provides a multiloop ammeter belongs to power equipment technical field, include: central processing unit, a plurality of control module and be used for connecting the power source of outside power line, every control module includes collection metering circuit and ON -OFF control circuit, every ON -OFF control circuit includes first wiring end, control end and second wiring end, every ON -OFF control circuit first wiring end all with power source connects, one ON -OFF control circuit second wiring end is with one gather the input of metering circuit and connect, every ON -OFF control circuit's control end all with central processing unit connects, every output of gathering the metering circuit all with central processing unit connects, every ON -OFF control circuit the different electric loadings of using is connected to second wiring end. This design has made things convenient for independent measurement and the independent control of user to the power consumption of electric loading for the difference effectively.

Description

A kind of multiloop ammeter
Technical field
The utility model relates to electrical equipment technical field, in particular to a kind of multiloop ammeter.
Background technology
Ammeter is the requisite control of residential electricity consumption and measuring apparatus, and along with the development of electric equipment, the kind of household electrical appliance is more and more abundanter, and home-use electricity also continues to increase.Tradition ammeter is more single to making the metering of power consumption, the quantity of control loop generally only has one, the metering and the switch control rule that make power consumption of all electric loadings can only be completed simultaneously, controllability is poor, be not easy to people and know difference electric loading, such as the electricity consumption situation of light fixture, common socket, refrigerator socket, air conditioner socket etc. is with conservative control power consumption, is also not easy to the independent control to difference electric loading simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of multiloop ammeter, multiple control module is set, and controlled by central processing unit, have effectively achieved and the independence of the on off state of difference electric loading is controlled, and facilitate the independent metering of the electricity consumption situation to difference electric loading.
First aspect, a kind of multiloop ammeter that the utility model provides, comprise: central processing unit, for connecting the power interface of external power line and multiple control module, each described control module comprises collection metering circuit and ON-OFF control circuit, each described ON-OFF control circuit comprises the first terminals, control end and the second terminals, described first terminals of each described ON-OFF control circuit are all connected with described power interface, described second terminals of a described ON-OFF control circuit are connected with the input end of a described collection metering circuit, the control end of each described ON-OFF control circuit is all connected with described central processing unit, the output terminal of each collection metering circuit is all connected with described central processing unit, described second terminals of each described ON-OFF control circuit connect different uses electric loading.
In conjunction with first aspect, the utility model additionally provides the first possibility embodiment of first aspect, wherein, described multiloop ammeter also comprises the control signal load module for receiving external control instruction, and described control signal load module is connected with described central processing unit.
In conjunction with the first possibility embodiment of first aspect, the utility model additionally provides the second possibility embodiment of first aspect, wherein, described control signal load module comprises first communication module, and the output terminal of described first communication module is connected with described central processing unit.
In conjunction with the first possibility embodiment of first aspect, the utility model additionally provides the third possibility embodiment of first aspect, and wherein, described control signal load module also comprises switch module, and described switch module is connected with described central processing unit.
In conjunction with first aspect or first aspect the first may embodiment or first aspect the second may the third of embodiment or first aspect may embodiment, the utility model additionally provides the 4th kind of possibility embodiment of first aspect, wherein, described multiloop ammeter also comprises the second communication module for communicating with remote monitoring platform, and described second communication module is connected with described central processing unit.
In conjunction with the 4th kind of possibility embodiment of first aspect, the utility model additionally provides the 5th kind of possibility embodiment of first aspect, and wherein, described multiloop ammeter also comprises real-time clock module, and described real-time clock module is connected with described central processing unit.
In conjunction with the 5th kind of possibility embodiment of first aspect, the utility model additionally provides the 6th kind of possibility embodiment of first aspect, wherein, described multiloop ammeter also comprises multiple status indicator lamp, described multiple status indicator lamp is connected with described central processing unit respectively, and a corresponding described control module of described status indicator lamp.
In conjunction with the 6th kind of possibility embodiment of first aspect, the utility model additionally provides the 7th kind of possibility embodiment of first aspect, and wherein, described multiloop ammeter also comprises display module, and described display module is connected with described central processing unit.
In conjunction with the 7th kind of possibility embodiment of first aspect, the utility model additionally provides the 8th kind of possibility embodiment of first aspect, and wherein, described display module is LCD MODULE.
In conjunction with the 8th kind of possibility embodiment of first aspect, the utility model additionally provides the 9th kind of possibility embodiment of first aspect, wherein, described central processing unit comprises multiple input/output interface, the output terminal of a described collection metering circuit connects a described input/output interface, and the control end of an ON-OFF control circuit connects a described input/output interface.
The multiloop ammeter that the utility model provides is by central processing unit and multiple control module, achieve the independent electric quantity metering to difference electric loading and independent control, the electricity consumption situation of difference electric loading is with conservative control power consumption to facilitate user to know, and effectively enhances the dirigibility to controlling by electric loading.In addition, the design of multi-control module is also conducive to the detection that position occurs bad load.
Other feature and advantage of the present utility model are set forth at instructions subsequently, and, partly become apparent from instructions, or understand by implementing the utility model embodiment.The purpose of this utility model and other advantages realize by structure specifically noted in write instructions, claims and accompanying drawing and obtain.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.Shown in accompanying drawing, above-mentioned and other object of the present utility model, Characteristics and advantages will be more clear.Reference numeral identical in whole accompanying drawing indicates identical part.Deliberately do not draw accompanying drawing by physical size equal proportion convergent-divergent, focus on purport of the present utility model is shown.
Fig. 1 shows the circuit module block diagram of a kind of multiloop ammeter that the utility model embodiment provides;
Fig. 2 shows the circuit diagram of the ON-OFF control circuit of a kind of multiloop ammeter that the utility model embodiment provides;
The circuit that Fig. 3 shows the central processing unit of a kind of multiloop ammeter that the utility model embodiment provides connects block diagram.
Wherein, Reference numeral is respectively:
Power interface 100; Central processing unit 200; First control module 300; First ON-OFF control circuit 310; First gathers metering circuit 320; Second control module 400; Second switch control circuit 410; N control module 500; N ON-OFF control circuit 510; N gathers metering circuit 520; Control signal load module 610; Second communication module 620; Real-time clock module 700; Status indicator lamp 800; Display module 900.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear, complete description to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of multiloop ammeter, for controlling with independent the independent electric quantity metering of difference electric loading, comprise: central processing unit 200, for connecting the power interface 100 of external power line and multiple control module, each described control module comprises collection metering circuit and ON-OFF control circuit, each described ON-OFF control circuit comprises the first terminals, control end and the second terminals, described first terminals of each described ON-OFF control circuit are all connected with described power interface 100, described second terminals of a described ON-OFF control circuit are connected with the input end of a described collection metering circuit, the control end of each described ON-OFF control circuit is all connected with described central processing unit 200, the output terminal of each collection metering circuit is all connected with described central processing unit 200, described second terminals of each described ON-OFF control circuit connect different uses electric loading.As shown in Figure 1, multiple control module can comprise the first control module 300, second control module 400 ..., N control module 500, connect successively respectively first with electric loading, second with electric loading ..., N electric loading.Wherein, first control module 300 comprises again the first ON-OFF control circuit 310 and first and gathers metering circuit 320, second control module 400 comprises again second switch control circuit 410 and second and gathers metering circuit 420,, N control module 500 comprises again N ON-OFF control circuit 510 and N gathers metering circuit 520.Certainly, the quantity of control module, namely the concrete numerical value of N can according to the input/output interface quantity set with the kind of electric loading, the demand of user and central processing unit 200.
Suppose to comprise the different use electric loading of refrigerator socket, air conditioner socket, lighting and all the other sockets four kinds by electric loading, accordingly, the multiloop ammeter that the utility model embodiment provides comprise the first control module, the second control module, the 3rd control module and the 4th control module control accordingly respectively above-mentioned four kinds by electric loading.And the first control module comprises the first ON-OFF control circuit and the first collection metering circuit, second control module comprises second switch control circuit and second and gathers metering circuit, 3rd control module comprises the 3rd ON-OFF control circuit and the 3rd and gathers metering circuit, and the 4th control module comprises the 4th ON-OFF control circuit and the 4th and gathers metering circuit.During normal use, first ON-OFF control circuit, second switch control circuit, first terminals and second terminals of the 3rd ON-OFF control circuit and the 4th ON-OFF control circuit are in connected state, external power lines is connected with power interface 100, thus give refrigerator socket, air conditioner socket, lighting and all the other sockets are powered, first gather metering circuit simultaneously, second gathers metering circuit, 3rd collection metering circuit and the 4th gathers metering circuit and gathers four kinds of voltage and current values with electricity consumption in electric loading respectively, for the electricity consumption data of independent acquisition four kinds by electric loading, and carry out filtering and send to central processing unit 200 after amplifying process, central processing unit 200 pairs of electricity consumption data process, and judge whether exception occurs by electric loading accordingly according to each electricity consumption data gathering metering circuit transmission.When a certain road electric loading, such as lighting load occurs abnormal, when comprising short circuit or access bad load, 3rd gathers metering circuit sends to central processing unit 200 by the data collected, central processing unit 200 judges this road electric loading occurs extremely, thus sends the control end of instruction to the 3rd ON-OFF control circuit, and the first terminals of the 3rd ON-OFF control circuit and the second terminals are disconnected, namely the power supply of lighting is disconnected, so that process.
The multiloop ammeter that the utility model embodiment provides achieves and controls with independent the independent Electro-metering of difference electric loading.This design is conducive to user and knows that the electricity consumption situation of difference electric loading is with conservative control power consumption, and effectively enhances the dirigibility controlled difference electric loading.
It should be noted that, in the utility model embodiment, central processing unit 200 can be single-chip microcomputer, other can also have the chip of data processing function for DSP, ARM or FPGA etc.Certainly, the multiloop ammeter that the utility model embodiment provides also comprises power module, and the input end of described power module is connected with power interface 100, and civil power is converted into suitable voltage, for powering for central processing unit 200 and multiple control module.
ON-OFF control circuit can preferably adopt photoelectric coupling switch U1, Fig. 2 shows a kind of circuit structure diagram of an ON-OFF control circuit, and in figure, A represents the first terminals of this ON-OFF control circuit, B represents the control end of this ON-OFF control circuit, and C represents the second terminals of this ON-OFF control circuit.The light emitting source of photoelectric coupling switch U1, the anode of the light emitting diode namely in Fig. 2 connects 5V voltage by resistance R1, and described 5V voltage is supplied by power module, and the negative electrode of light emitting diode is the control end B of ON-OFF control circuit, for connecting central processing unit 200.When central processing unit 200 sends low level signal to the control end B of ON-OFF control circuit, first terminals A of ON-OFF control circuit and the second terminals C conducting, thus make power port and electricity consumption load conduction to power, when central processing unit 200 sends high level signal to the control end B of ON-OFF control circuit, first terminals A and the second terminals C of ON-OFF control circuit disconnect, thus make power port and disconnect with power-off by electric loading.The model of photoelectric coupling switch can be PS2501, can certainly adopt relay or other gate-controlled switch.Gather metering circuit and can adopt electric quantity metering chip, such as ATT702C.
In order to improve the dirigibility controlled difference electric loading further, the multiloop ammeter that the utility model embodiment provides also comprises control signal load module 610, for receiving external control instruction.As shown in Figure 3, described control signal load module 610 is connected with described central processing unit 200, facilitates user to carry out switch control rule to the electricity consumption of difference electric loading.
Control signal load module 610 can comprise first communication module, and the output terminal of described first communication module is connected with central processing unit 200.Particularly, radio communication can be set up by control subscriber terminal equipment and first communication module, by terminal device transmit button steering order to first communication module, first communication module receives described switching control instruction and sends to central processing unit 200 after process, central processing unit 200 can control the control end of each ON-OFF control circuit according to described switching control instruction, be communicated with or disconnect the first terminals and second terminals of corresponding ON-OFF control circuit, thus unlatching or closedown use electric loading accordingly.Preferably, subscriber terminal equipment is provided with APP, user understands the on off state of difference electric loading by APP, and can be opened or close the power supply of difference electric loading by APP.
Control signal load module 610 can also comprise switch module, and described switch module is connected with central processing unit 200.Such as, described switch module can adopt multiple pushbutton switch, and what multiple pushbutton switch was corresponding different uses electric loading.Such as, one end of pushbutton switch is connected with the input/output end port of central processing unit 200, and input/output end port is low level, and the other end of pushbutton switch connects high level, as 5V voltage, now, user directly can pass through pushbutton switch input switch steering order, send to central processing unit 200, central processing unit 200 can control the control end of each ON-OFF control circuit according to described switching control instruction, be communicated with or disconnect the first terminals and second terminals of corresponding ON-OFF control circuit, thus unlatching or closedown use electric loading accordingly.
In order to the electricity consumption data of the difference electric loading that multiloop ammeter can be recorded send remote monitoring platform to, realize automatic meter-reading.The multiloop ammeter that the utility model embodiment provides also comprises second communication module 620, and second communication module 620 is connected with central processing unit 200, as shown in Figure 3.Second communication module 620 communicates for setting up with remote monitoring platform, the request of response remote monitoring platform, and being transferred to central processing unit 200, the electricity consumption data of each electric loading are sent to remote monitoring platform by second communication module 620 by central processing unit 200 again.Such as, second communication module 620 can be RS-232 communication module or RS-485 communication module.User can access remote monitoring platform by terminal device, the electricity consumption situation of inquiry difference electric loading and total power consumption.
The multiloop ammeter that the utility model embodiment provides also comprises real-time clock module 700, and described real-time clock module 700 is connected with described central processing unit 200, as shown in Figure 3.Real-time clock module 700 is for real-time clock, and the time that is abnormal or access bad load occurs record electric loading, so that user searches power-off reason.
The on off state of each road electric loading is conveniently directly known in user, can multiple status indicator lamp 800 be set on multiloop ammeter, described multiple status indicator lamp 800 is connected with described central processing unit 200 respectively, as shown in Figure 3, and a corresponding described control module of described status indicator lamp 800.When the control module breaker in middle control circuit of status indicator lamp 800 correspondence is communicated with, status indicator lamp 800 is in illuminating state, and when the control module breaker in middle control circuit of correspondence disconnects, status indicator lamp 800 is in OFF state.
Certainly, the multiloop ammeter that the utility model embodiment provides also is provided with display module 900, user can also observe the power consumption of difference electric loading intuitively by display module 900, described display module 900 is connected with described central processing unit 200, as shown in Figure 3.Preferably, display module 900 is LCD MODULE 900.
It should be noted that, described central processing unit 200 comprises multiple input/output interface, described multiple input/output interface comprises the interface of the output terminal for connecting multiple collection metering circuit, the control end of multiple ON-OFF control circuit, control signal load module 610, second communication module 620, status indicator lamp 800 and display module 900, and connected mode is one_to_one corresponding.
In embodiment provided by the utility model, should be understood that disclosed module can realize by another way.Embodiment described above is only schematic, such as, the division of described module, be only a kind of logic function to divide, actual can have other dividing mode when realizing, again such as, multiple module or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, the coupling each other of shown or discussed module or direct-coupling or communication connection can be indirect coupling by some communication interfaces or module or communication connection, can be electrical, machinery or other form.
The described module illustrated as separating component can or may not be physically separates, and the parts as module display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a multiloop ammeter, it is characterized in that, comprise: central processing unit, for connecting the power interface of external power line and multiple control module, each described control module comprises collection metering circuit and ON-OFF control circuit, each described ON-OFF control circuit comprises the first terminals, control end and the second terminals, described first terminals of each described ON-OFF control circuit are all connected with described power interface, described second terminals of a described ON-OFF control circuit are connected with the input end of a described collection metering circuit, the control end of each described ON-OFF control circuit is all connected with described central processing unit, the output terminal of each collection metering circuit is all connected with described central processing unit, described second terminals of each described ON-OFF control circuit connect different uses electric loading.
2. multiloop ammeter according to claim 1, is characterized in that, also comprise the control signal load module for receiving external control instruction, described control signal load module is connected with described central processing unit.
3. multiloop ammeter according to claim 2, is characterized in that, described control signal load module comprises first communication module, and the output terminal of described first communication module is connected with described central processing unit.
4. multiloop ammeter according to claim 2, is characterized in that, described control signal load module also comprises switch module, and described switch module is connected with described central processing unit.
5. the multiloop ammeter according to any one of claim 1-4, is characterized in that, also comprises the second communication module for communicating with remote monitoring platform, and described second communication module is connected with described central processing unit.
6. multiloop ammeter according to claim 5, is characterized in that, also comprise real-time clock module, and described real-time clock module is connected with described central processing unit.
7. multiloop ammeter according to claim 6, is characterized in that, also comprises multiple status indicator lamp, and described multiple status indicator lamp is connected with described central processing unit respectively, a corresponding described control module of described status indicator lamp.
8. multiloop ammeter according to claim 7, is characterized in that, also comprise display module, and described display module is connected with described central processing unit.
9. multiloop ammeter according to claim 8, is characterized in that, described display module is LCD MODULE.
10. multiloop ammeter according to claim 9, it is characterized in that, described central processing unit comprises multiple input/output interface, the output terminal of a described collection metering circuit connects a described input/output interface, and the control end of an ON-OFF control circuit connects a described input/output interface.
CN201520943335.7U 2015-11-23 2015-11-23 Multiloop ammeter Active CN205157644U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106066412A (en) * 2016-07-20 2016-11-02 柳州六品科技有限公司 A kind of metering separate intelligent electric energy meter
CN106199178A (en) * 2016-07-20 2016-12-07 柳州六品科技有限公司 A kind of metering separate intelligent electric energy meter resistant to common code interference
CN111325964A (en) * 2020-03-11 2020-06-23 江阴长仪集团有限公司 Wireless module for intelligent electric energy meter and automatic code pairing method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106066412A (en) * 2016-07-20 2016-11-02 柳州六品科技有限公司 A kind of metering separate intelligent electric energy meter
CN106199178A (en) * 2016-07-20 2016-12-07 柳州六品科技有限公司 A kind of metering separate intelligent electric energy meter resistant to common code interference
CN111325964A (en) * 2020-03-11 2020-06-23 江阴长仪集团有限公司 Wireless module for intelligent electric energy meter and automatic code pairing method
CN111325964B (en) * 2020-03-11 2021-08-13 江阴长仪集团有限公司 Wireless module for intelligent electric energy meter and automatic code pairing method

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