CN201508380U - Wireless electric quantity charging device - Google Patents
Wireless electric quantity charging device Download PDFInfo
- Publication number
- CN201508380U CN201508380U CN2009201990450U CN200920199045U CN201508380U CN 201508380 U CN201508380 U CN 201508380U CN 2009201990450 U CN2009201990450 U CN 2009201990450U CN 200920199045 U CN200920199045 U CN 200920199045U CN 201508380 U CN201508380 U CN 201508380U
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- electric quantity
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- 238000012545 processing Methods 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012937 correction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to a socket, in particular to a wireless electric quantity charging device with electric quantity charging function. The wireless electric quantity charging device comprises a wireless metering and emission unit and a wireless receiving and displaying unit. A signal correcting circuit of a special-purpose electric quantity metering assembly circuit in the wireless metering and emission unit is composed of fixed resistances, and a data processing and controlling circuit is provided with a pulse frequency counter, a multiplying power arithmetic device and a multiplying power prearranged register. Since the control circuit is provided with the pulse frequency counter, the multiplying power arithmetic device and the multiplying power prearranged register, the multiplying power calculation correction can be carried out to frequency input from an electric quantity checking chip through the data processing and controlling circuit in the checking process, the standard value can be obtained, thereby the products do not need debugging, the influence of human factors can be greatly reduced, the product is convenient, and the product quality and the production efficiency can be improved.
Description
Technical field
The utility model relates to a kind of socket, is specifically related to a kind of wireless electric weight message accounting of carried charge billing function.Can power, electric energy and the expense of user institute working load be write down and show.
Background technology
Wireless electric energy tariff socket is a kind of electrical appliance that can directly go to check the user and by just knowing the operating position of electrical appliance at a distance whenever and wherever possible, comprise current line voltage and frequency, the active power of electrical appliance, applied power, load current, power factor, electric energy and expense.Can monitor the different electrical appliances of maximum 4 different places simultaneously.By checking the reception display of wireless charging socket, can understand current line voltage and make the user close electrical appliance power supply better protection electrical appliance immediately as the specified input voltage that is higher or lower than load; Also understand the active power, applied power of electrical appliance etc., better rationally use electrical appliance, energy savings.Wireless electric weight message accounting generally includes wireless metering transmitter unit and wireless receiving display unit.Wireless metering transmitter unit comprises that the shell, the correspondence that are provided with jack are arranged on metal pole piece and charging circuit and the radio transmitter circuit in the jack, charging circuit comprises power circuit, be the data processing of core and control circuit with the single-chip microcomputer and be the power-sensing circuit of core with special-purpose electrical energy measuring IC, and power circuit provides dc supply for data processing and control circuit and power-sensing circuit; The wireless receiving display unit comprises power circuit, display control circuit and wireless receiving circuit, and display control circuit comprises with the single-chip microcomputer being that core control display driver circuit is finished demonstration.The pulsed frequency that wherein special-purpose electrical energy measuring IC needs the external signal calibration circuit that matches to correct electric flux and ic output makes it numerically corresponding.Therefore when specific product designs, adopt the signal calibration circuit to be connected together and be connected to the signal input pin that line voltage is imported an end and electric weight detection chip by a plurality of resistance string, and a plurality of short circuit points are set in its circuit, pass through debugging before dispatching from the factory, insert the resistance of different resistances, connect different short circuit points and obtain required resistance and make pulsed frequency corresponding, the mode that variable resistor is regulated that inserts that adopts is also arranged with power.These modes all exist debugging loaded down with trivial details, and such shortcomings such as error in dipping that human factor causes easily influence product quality.
The utility model content
The purpose of this utility model be for overcome the deficiencies in the prior art provide a kind of convenient for production, exempt to debug, wireless electric weight message accounting that the human factor influence is little.
To achieve these goals, the utility model discloses a kind of wireless electric weight message accounting, comprise wireless metering transmitter unit and wireless receiving display unit, wireless metering transmitter unit comprises the shell that is provided with jack, correspondence is arranged on metal pole piece and charging circuit and the radio transmitter circuit in the jack, charging circuit comprises power circuit, be the data processing of core and control circuit with the single-chip microcomputer and be the power-sensing circuit of core with special-purpose electrical energy measuring IC, power circuit provides dc supply for data processing and control circuit and power-sensing circuit, the wireless receiving display unit comprises power circuit, display control circuit and wireless receiving circuit, it is characterized in that: the signal calibration circuit of described special-purpose electrical energy measuring IC is formed by being serially connected in the fixed resistance that line voltage imports between the signal input pin of an end and electric weight detection chip, described data processing and control circuit are provided with pulsed frequency counting device, multiplying power arithmetical unit and multiplying power pre-register, described pulsed frequency counting device is used to store the pulsed frequency number that is directly proportional with power consumption from the power-sensing circuit input, the pulsed frequency number in the multiplying power arithmetical unit paired pulses frequency counter through with the multiplying power pre-register in the corresponding multiplying power computing of presetting draw actual power consumption.
Compared with prior art, the beneficial effects of the utility model are: owing to be provided with pulsed frequency counting device in control circuit, multiplying power arithmetical unit and multiplying power pre-register, the resistance that can pre-determine a fixed resistance value when design is connected line voltage and imports between the signal input pin of an end and electric weight detection chip, can learn the ratio of electric weight detection chip between output of the actual frequency under the resistance condition of this resistance and standard value according to the characteristic of electric weight detection chip then, this ratio number is existed in the multiplying power pre-register, in testing process, the frequency of importing from the electric weight detection chip is done the computing correction of multiplying power by data processing and control circuit, can obtain standard value, therefore product need not debugging, reduced artificial factor widely, make things convenient for production, improved product quality and production efficiency.
The utility model is described in further detail below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the wireless metering transmitter unit of a utility model specific embodiment functional-block diagram;
Fig. 2 is the utility model specific embodiment wireless receiving display unit functional-block diagram;
Fig. 3 is the wireless metering transmitter unit of a utility model specific embodiment electrical schematic diagram;
Fig. 4 is the utility model specific embodiment wireless receiving display unit electrical schematic diagram;
Fig. 5 is the utility model specific embodiment computing FB(flow block).
Embodiment
Wireless electric weight message accounting comprises wireless metering transmitter unit and wireless receiving display unit, as shown in Figure 1, wireless metering transmitter unit comprises the shell that is provided with jack, correspondence is arranged on metal pole piece and charging circuit and the radio transmitter circuit in the jack, charging circuit comprises power circuit, be the data processing of core and control circuit with the single-chip microcomputer and be the power-sensing circuit of core with special-purpose electrical energy measuring IC, power circuit provides dc supply for data processing and control circuit and power-sensing circuit, wherein, the Single Chip Microcomputer (SCM) system that data processing and control circuit are made up of single-chip microcomputer and peripheral cell thereof constitutes, power-sensing circuit is a core with special-purpose electrical energy measuring IC, cooperates corresponding peripheral cell to form.Single-chip microcomputer can be selected each general on market series of products for use.Big inadequately as the internal storage capacity, can add the data preservation circuit of 24C series EEPROM formation in the periphery and amplify.Be provided with pulsed frequency counting device, multiplying power arithmetical unit and multiplying power pre-register in the Single Chip Microcomputer (SCM) system, described pulsed frequency counting device is used to store the pulsed frequency number that is directly proportional with power consumption from the power-sensing circuit input, pulsed frequency number in the multiplying power arithmetical unit paired pulses frequency counter through with the multiplying power pre-register in the corresponding multiplying power computing of presetting draw actual power consumption, the multiplying power arithmetical unit can be realized by internal processes, concrete processing procedure is referring to Fig. 5, obviously, this processing procedure is not unique, can be versatile and flexible with program.Concrete internal processes repeats no more herein.Special-purpose electrical energy measuring IC can be selected ADE7763 type integrated circuit for use, also can select the like product of other companies for use, the signal calibration circuit of special-purpose electrical energy measuring IC is formed by being serially connected in fixed resistance R6, the R7 that line voltage imports between the signal input pin of an end and electric weight detection chip, can certainly be made of a resistance of suitable resistance.Power circuit adopts after resistance R 14, capacitor C 32 step-downs through providing dc supply for control circuit and power-sensing circuit after D1, D2 rectification, capacitor C 3, C24 filtering and the three terminal regulator U4 voltage stabilizing, and radio transmitter circuit is made up of discrete component resistance R 15, capacitor C 17, C18, switch triode Q1, Q2, inductance L 1 and crystal oscillator Y3.Wireless metering transmitter unit electricity principle as shown in Figure 3.
As shown in Figure 2, the wireless receiving display unit comprises power circuit, display control circuit and wireless receiving circuit, display control circuit comprises with the single-chip microcomputer being the processing unit of core and by the display unit that comprises that display screen D3 and display driver are integrated and their periphery circuit constitutes, the integrated HT1625 that selects for use of display driver, wireless receiving circuit can be selected the finishing die piece for use, the wireless receiving display unit provides power supply by battery, and by three terminal regulator U1 and resistance, filter capacitor C15, C16, C2, C3 forms power circuit, be provided with resistance R 2 at battery BT1 two ends, the bleeder circuit that resistance R 6 is formed, single-chip microcomputer input end in dividing point and the display control circuit connects and composes the low power detection circuit of battery, single-chip microcomputer in the display control circuit and display driver be integrated will select the low-work voltage type for use, improving the reliability of power supply.
Claims (2)
1. wireless electric weight message accounting, comprise wireless metering transmitter unit and wireless receiving display unit, wireless metering transmitter unit comprises the shell that is provided with jack, correspondence is arranged on metal pole piece and charging circuit and the radio transmitter circuit in the jack, charging circuit comprises power circuit, be the data processing of core and control circuit with the single-chip microcomputer and be the power-sensing circuit of core with special-purpose electrical energy measuring IC, power circuit provides dc supply for data processing and control circuit and power-sensing circuit, the wireless receiving display unit comprises power circuit, display control circuit and wireless receiving circuit, it is characterized in that: the signal calibration circuit of described special-purpose electrical energy measuring IC is formed by being serially connected in the fixed resistance that line voltage imports between the signal input pin of an end and electric weight detection chip, be provided with pulsed frequency counting device in described data processing and the control circuit, multiplying power arithmetical unit and multiplying power pre-register, described pulsed frequency counting device is used to store the pulsed frequency number that is directly proportional with power consumption from the power-sensing circuit input, the pulsed frequency number in the multiplying power arithmetical unit paired pulses frequency counter through with the multiplying power pre-register in the corresponding multiplying power computing of presetting draw actual power consumption.
2. wireless electric weight message accounting according to claim 1, it is characterized in that: described wireless receiving display unit provides power supply by battery, and form power circuit by three terminal regulator and resistance, filter capacitor, be provided with bleeder circuit at the battery two ends, the single-chip microcomputer input end in dividing point and the display control circuit connects and composes the low power detection circuit of battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201990450U CN201508380U (en) | 2009-10-21 | 2009-10-21 | Wireless electric quantity charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201990450U CN201508380U (en) | 2009-10-21 | 2009-10-21 | Wireless electric quantity charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201508380U true CN201508380U (en) | 2010-06-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201990450U Expired - Fee Related CN201508380U (en) | 2009-10-21 | 2009-10-21 | Wireless electric quantity charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201508380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677885A (en) * | 2017-04-26 | 2018-02-09 | 国网浙江义乌市供电公司 | One kind exempts from wiring electrical parameter sensor |
| CN108966670A (en) * | 2017-03-22 | 2018-12-07 | 联芯科技有限公司 | Voltameter and its current acquisition calibration circuit and calibration method |
-
2009
- 2009-10-21 CN CN2009201990450U patent/CN201508380U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966670A (en) * | 2017-03-22 | 2018-12-07 | 联芯科技有限公司 | Voltameter and its current acquisition calibration circuit and calibration method |
| CN107677885A (en) * | 2017-04-26 | 2018-02-09 | 国网浙江义乌市供电公司 | One kind exempts from wiring electrical parameter sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG FUHAOTE ELECTRIC AND TOOL CO., LTD. Free format text: FORMER OWNER: JIN LIANG Effective date: 20110727 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325100 WENZHOU, ZHEJIANG PROVINCE TO: 325102 WENZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110727 Address after: 325102 Zhejiang province Yongjia County Oubei town Sanyang Road Patentee after: Zhejiang Fuhaote Electric and Tools Co., Ltd. Address before: 325100 Guang'an Road, Urumqi county, Yongjia County, Zhejiang Province Patentee before: Jin Liang |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20161021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |