CN204740288U - Multi -user shows smart electric meter - Google Patents
Multi -user shows smart electric meter Download PDFInfo
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- CN204740288U CN204740288U CN201520397919.9U CN201520397919U CN204740288U CN 204740288 U CN204740288 U CN 204740288U CN 201520397919 U CN201520397919 U CN 201520397919U CN 204740288 U CN204740288 U CN 204740288U
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Abstract
The utility model relates to a multi -user shows smart electric meter, include: main control chip, IC -card sensor circuit, at least electric energy chip, memory, power transformer, rectifier and voltage converter more than two, power transformer connects voltage signal, just passes through voltage converter is connected to the rectifier, voltage converter, each electric energy chip, IC -card sensor circuit, memory respectively with main control chip connects, each electric energy chip respectively with the memory is connected. Voltage converter and main control chip are connected, above -mentioned utility model's multi -user shows smart electric meter adopts a main control chip to connect at least electric energy chip's more than two mode simultaneously, has realized that single instrument to the control and the management of a plurality of user's power consumptions, has reduced user's power consumption cost, and, because each user of same collective unit need not not lay wire alone, also reduced the degree of difficulty of comprehensive wiring.
Description
Technical field
The utility model relates to field of power, particularly relates to a kind of multi-user and shows intelligent electric meter.
Background technology
Along with the development of national economy, electric power has become the most important energy of country.With regard to civilian electric power, because the extreme enrichment of people's material life, quality of life are progressive, also increasing to the demand of electric power rapidly.But, the improvement too backwardness of current residential electricity consumption, residential electricity consumption administer charge adopt for many years always first electricity consumption, after the traditional work mode of checking meter, paying again.In order to adapt to the needs of society, ensure user security, justice, easily electricity consumption, transform the governance model of traditional ammeter and electricity consumption, the needs making it to meet social development just seem necessary.
Just because of above background, multi-user shows intelligent electric meter and arises at the historic moment.So-called multi-user shows intelligent electric meter, is exactly Applied Computer Techniques, mechanics of communication etc., to be formed with intelligent core as core, has metering electric energy timing, note expense, ammeter with the function such as upper machine communication, electricity consumption improvement.
But what the multi-user that present stage uses showed that intelligent electric meter adopts is the metering method of primary Ioops one instrument, that is, each user of a collective unit (as a community or a floor) needs the instrument that is equipped with independently.When carrying out comprehensive wiring to collective unit, each user needs separate cabling, and this adds electric cost undoubtedly; In addition, because single household instrument disc area is large, required installing space is large, comprehensive wiring is difficult.
Utility model content
Based on this, be necessary that the multi-user used for present stage shows the higher problem of the electric cost of intelligent electric meter, provide a kind of multi-user to show intelligent electric meter.
A kind of multi-user's intelligent electric meter, comprising: main control chip, IC-card sensor circuit, at least plural electric energy computation chip, storer, power transformer, rectifier and electric pressure converter;
Described power transformer connects voltage signal and connects electric pressure converter by described rectifier;
Described electric pressure converter, each electric energy computation chip, IC-card sensor circuit, storer are connected with described main control chip respectively; Each electric energy computation chip is connected with described storer respectively;
Described multi-user's intelligent electric meter, can also comprise: clock chip and back-up storage chip; Described clock chip is connected with described main control chip respectively with described back-up storage chip;
Described multi-user's intelligent electric meter, can also comprise: the display be connected with main control chip;
Described display can be LCD display;
Described multi-user's intelligent electric meter, can also comprise: the button be connected with described main control chip;
Described multi-user's intelligent electric meter, can also comprise: the communication interface be connected with main control chip; Described communication interface can be any one in infra red communication port, TCP/IP communication interface or RS485 communication interface;
Described multi-user's intelligent electric meter, can also comprise: the power supply be connected with main control chip; Described power supply can be rechargeable battery.
Above-mentioned multi-user shows intelligent electric meter, and a main control chip connects at least plural electric energy computation chip simultaneously, achieves single instrument to the control of multiple user power utilization amount and management, reduces the electric cost of user; And, because each user of same collective unit need not independent wiring, also reduce the difficulty of comprehensive wiring.
Accompanying drawing explanation
Fig. 1 is the structural representation that the multi-user of one of them embodiment shows intelligent electric meter;
Fig. 2 is the structural representation that the multi-user of another embodiment shows intelligent electric meter.
Embodiment
Below in conjunction with accompanying drawing, the embodiment that multi-user of the present utility model shows intelligent electric meter is described in detail.
As shown in Figure 1, the multi-user for one of them embodiment shows the structural representation of intelligent electric meter, and a kind of multi-user shows intelligent electric meter and comprises:
Main control chip 101, IC-card sensor circuit 102, at least plural electric energy computation chip 103, storer 104, power transformer 105, rectifier 106 and electric pressure converter 107; Described power transformer 105 connects voltage signal and connects electric pressure converter 107 by described rectifier 106; Described electric pressure converter 107, each electric energy computation chip 103, IC-card sensor circuit 102, storer 104 are connected with described main control chip 101 respectively; Each electric energy computation chip 103 is connected with described storer 104 respectively.
Daily electricity consumption is all generally the voltage of 220V or 380V, if directly the multi-user of the voltage of 220V or 380V input user is shown on intelligent electric meter, ammeter can because be burned through can't stand high pressure, therefore, before voltage signal delivers to ammeter, need, through electric pressure converter 105, the voltage signal of 220V or 380V is converted to low-voltage signal; Then, through rectifier 106, AC low-tension signal is converted to DC low-voltage signal; Finally, through power transformer 107, DC low-voltage signal is converted to the voltage signal being applicable to ammeter.Main control chip 101 is mainly used to control cooperatively interacting of each element, jointly realizes the functions such as the calculating of information about power, storage and inquiry, and main control chip 101 adopts product ripe on the market at present; Information about power on subscriber card for responding to subscriber card, and is read on ammeter by IC-card sensor circuit 102; Power transformer 105 accesses voltage signal, rectifier 106 carries out rectification, and voltage transitions is the DC low-voltage signal being applicable to ammeter use by electric pressure converter 107; Electric energy computation chip 103 is for calculating the power consumption information of user and being stored to storer; Storer 104, for the power consumption information of user being stored, is convenient to user's inquiry.
Above-mentioned multi-user shows intelligent electric meter, and a main control chip connects at least plural electric energy computation chip simultaneously, achieves single instrument to the control of multiple user power utilization amount and management, reduces the electric cost of user; And, because each user of same collective unit need not independent wiring, also reduce the difficulty of comprehensive wiring.
As shown in Figure 2, the multi-user for another embodiment shows the structural representation of intelligent electric meter, and a kind of multi-user shows intelligent electric meter can also comprise clock chip 108, for showing the current time.
Wherein in an embodiment, multi-user shows intelligent electric meter can also comprise back-up storage chip 109, for the power consumption information of the multiple users calculated with storage of electrical energy computation chip 103 that back up in realtime, is convenient to user's inquiry.
Wherein in an embodiment, multi-user shows intelligent electric meter can also comprise display 110, for showing power purchase information, the power information and dump energy information etc. of multiple user in turn.
Wherein in an embodiment, multi-user shows intelligent electric meter can also comprise button 111, for switching the display interface of the different user power consumption information on ammeter.
Wherein in an embodiment, multi-user shows intelligent electric meter can also comprise communication interface 112, for incoming communication equipment, realizes long-range function of checking information on multiple subscriber card; Wherein, communication interface 112 can be any one in infra red communication port, TCP/IP communication interface or RS485 communication interface.
Wherein in an embodiment, multi-user shows intelligent electric meter can also comprise power supply 113, for powering for multi-user shows intelligent electric meter; Wherein, power supply 113 is rechargeable batteries.
Multi-user of the present utility model shows intelligent electric meter and adopts the mode simultaneously accessed by the electric energy computation chip of multiple user on same control chip, realize the unified of multi-user power-driven amount to control and management, not only reduce the complexity of construction, more reduce the cost of consumer, and then reduce the electric cost of user.
Access the user that multi-user of the present utility model shows intelligent electric meter, single-phase number of users and three-phase number of users can independent assortments, such as, realize the management of power use of a road three-phase user and the single-phase user in 21 tunnels simultaneously, the instrument volume on 24 tunnels is only 450 × 160 × 100mm, this dramatically reduces the volume of ammeter, reduce the difficulty of comprehensive wiring.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
Apply multi-user of the present utility model and show intelligent electric meter, after carrying out corresponding improvement, the loading condition of real-time supervisory user can also be used for, such as, when monitoring user and accessing bad load, the function cutting off the power supply of this user is immediately set, realizes power supply by keeper or user card punching afterwards, and this situation is recorded in ammeter, in order to inquiry later; Can realize forcing power-off and forcing power transmission simultaneously; Forced interruption, namely in order to avoid the accident that circuit during accident can bring, ignores the value of residue electric degree, forced interruption; Forced power transmission, namely ignores the value of residue electric degree, forced power transmission, but still carries out watt metering, if the value of residue electric degree is less than or equal to 0, so remaining electric degree will measure for negative value always, deduct when treating to pay the fees next time.Wherein, bad load recognition principle is: when change appears in user load, the power and power factor that increase part load is measured by ammeter, because the power factor of the resistive load of electric cup and so on is higher, reach more than 0.99, again by judging the power increased, namely the two identify bad load and carry out power-off control.
Apply multi-user of the present utility model and show intelligent electric meter, timesharing multi tariff function and step price function can also be realized.Timesharing multi tariff can be divided into several period by one day, and each period, step price, was set to several grade by the power consumption of month, and the part exceeding a certain grade carries out charging by the electricity price of correspondence by an electricity price charging; Thus realize the steps calculating of demand charge.
Apply multi-user of the present utility model and show intelligent electric meter, WIFI can also be used to add the experience of APP, realize user can check the power consumption information on subscriber card function by mobile phone; TCP/IP agreement can also be expanded, realize that far-end is supplemented with money, the function of data backup; Can also design a multi-user shared terminal, and terminal can cascade, namely terminal can link the instrument of multiple multi-user.
Multi-user of the present utility model shows intelligent electric meter, collecting demand charge can also be realized, realize the management mode of electricity consumption after post-pay paystation, namely user first buys electricity in administrative office, user is bought electric quantity data write user IC-card by administrative office, and purchase electric quantity data is written to connecting subscribers participating supply line in ammeter by swiping the card on ammeter and reads user's dump energy information by user.
Multi-user of the present utility model shows intelligent electric meter, adopt single main control chip to add the mode of multiple electric energy computation chip, accuracy class can not only be improved, reduce cost, reduce installing space, reduce difficulty of construction, realize installing and using fast and solve the difficulty that I/O port lacks.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. multi-user shows an intelligent electric meter, it is characterized in that, comprising: main control chip, IC-card sensor circuit, at least plural electric energy computation chip, storer, power transformer, rectifier and electric pressure converter;
Described power transformer connects voltage signal and connects electric pressure converter by described rectifier;
Described electric pressure converter, each electric energy computation chip, IC-card sensor circuit, storer are connected with described main control chip respectively; Each electric energy computation chip is connected with described storer respectively.
2. multi-user according to claim 1 shows intelligent electric meter, it is characterized in that: also comprise clock chip and back-up storage chip; Described clock chip is connected with described main control chip respectively with described back-up storage chip.
3. multi-user according to claim 1 shows intelligent electric meter, it is characterized in that: also comprise the display be connected with main control chip.
4. the multi-user according to claim 1 or 3 shows intelligent electric meter, it is characterized in that: described display is LCD display.
5. multi-user according to claim 1 shows intelligent electric meter, it is characterized in that: also comprise the button be connected with described main control chip.
6. multi-user according to claim 1 shows intelligent electric meter, it is characterized in that: also comprise the communication interface be connected with main control chip.
7. the multi-user according to claim 1 or 6 shows intelligent electric meter, it is characterized in that: described communication interface is any one in infra red communication port, TCP/IP communication interface or RS485 communication interface.
8. multi-user according to claim 1 shows intelligent electric meter, it is characterized in that: also comprise the power supply be connected with main control chip.
9. the multi-user according to claim 1 or 8 shows intelligent electric meter, it is characterized in that: described power supply is rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397919.9U CN204740288U (en) | 2015-06-10 | 2015-06-10 | Multi -user shows smart electric meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397919.9U CN204740288U (en) | 2015-06-10 | 2015-06-10 | Multi -user shows smart electric meter |
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| Publication Number | Publication Date |
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| CN204740288U true CN204740288U (en) | 2015-11-04 |
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| CN201520397919.9U Expired - Fee Related CN204740288U (en) | 2015-06-10 | 2015-06-10 | Multi -user shows smart electric meter |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053907A (en) * | 2016-08-17 | 2016-10-26 | 合肥耀贝软件开发有限公司 | Multi-user intelligent electric meter system based on IOT (Internet of Things) |
| CN108280937A (en) * | 2018-02-22 | 2018-07-13 | 山东大学 | Accurately system and method is shared in metering for the electricity charge under multi-user shared ammeter scene |
| CN108445271A (en) * | 2018-03-28 | 2018-08-24 | 合肥云智物联科技有限公司 | A kind of home intelligent ammeter based on Internet of Things |
| CN109342810A (en) * | 2018-10-23 | 2019-02-15 | 广州汉光电气股份有限公司 | A kind of multi-user's intelligent electric meter system |
| CN111192449A (en) * | 2019-12-26 | 2020-05-22 | 宁波三星智能电气有限公司 | User power consumption determination method and device and electronic equipment |
-
2015
- 2015-06-10 CN CN201520397919.9U patent/CN204740288U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053907A (en) * | 2016-08-17 | 2016-10-26 | 合肥耀贝软件开发有限公司 | Multi-user intelligent electric meter system based on IOT (Internet of Things) |
| CN108280937A (en) * | 2018-02-22 | 2018-07-13 | 山东大学 | Accurately system and method is shared in metering for the electricity charge under multi-user shared ammeter scene |
| CN108445271A (en) * | 2018-03-28 | 2018-08-24 | 合肥云智物联科技有限公司 | A kind of home intelligent ammeter based on Internet of Things |
| CN109342810A (en) * | 2018-10-23 | 2019-02-15 | 广州汉光电气股份有限公司 | A kind of multi-user's intelligent electric meter system |
| CN111192449A (en) * | 2019-12-26 | 2020-05-22 | 宁波三星智能电气有限公司 | User power consumption determination method and device and electronic equipment |
| CN111192449B (en) * | 2019-12-26 | 2020-12-01 | 宁波三星智能电气有限公司 | User power consumption determination method and device and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Liwan District Longxi road Panlong village of Guangzhou city in Guangdong province 510000 No. 23 logistics center C district two building three Patentee after: GUANGZHOU HOKO ELECTRIC CO.,LTD. Address before: 510380 Guangdong city of Guangzhou province Liwan Longxi Panlong Road Industrial Zone No. 23 Patentee before: GUANGZHOU HOKO ELECTRIC Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |