CN202058240U - Measuring instrument and charging device thereof - Google Patents
Measuring instrument and charging device thereof Download PDFInfo
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- CN202058240U CN202058240U CN2011200644142U CN201120064414U CN202058240U CN 202058240 U CN202058240 U CN 202058240U CN 2011200644142 U CN2011200644142 U CN 2011200644142U CN 201120064414 U CN201120064414 U CN 201120064414U CN 202058240 U CN202058240 U CN 202058240U
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Abstract
The utility model provides a measuring instrument and a charging device thereof belonging to the field of charging technology of a measuring instrument. In the utility model, the problem that the existing measuring instrument has narrow application scope and is troublesome to charge can be solved. The charging device of the measuring instrument comprises a control unit and at least two different interface units, wherein the control unit is used for connecting with a measuring signal source; the at least two interface units are communicated with user terminals; and the interface unit is connected with the control unit. In the utility model, the measuring instrument comprises the measuring signal source and the charging device. The measuring instrument and the charging device can be used for intelligently charged electricity meters, water meters, gas meters and the like.
Description
Technical field
The utility model relates to measuring instrument billing technology field, relates in particular to a kind of measuring instrument and message accounting thereof.
Background technology
Along with the development of technology, increasing measuring instrument has possessed the smart charge function.For example, for intelligent electric meter (also can be intellectual water meter, intelligent gas meter etc. certainly), the user need arrive first Utilities Electric Co. etc. and be in storage expenses in the IC-card (integrated circuit card), give ammeter payment (promptly in ammeter, depositing pre-payment in) with IC-card afterwards, and ammeter can be deducted pre-payment gradually according to power consumption, treat then can stop power supply after pre-payment exhausts, so it can reach and simplify billing operation, avoids purpose such as arrearage.
The measuring instrument structure of existing smart charge comprises metering signal source 1 and measuring instrument message accounting 2 as shown in Figure 1.Wherein, metering signal source 1 claims base table again, it is connected with the control module 21 (for example main control singlechip chip) of measuring instrument message accounting 2, when value that measuring instrument measured changes (for example user power utilization, water, with gas etc.), metering signal source 1 is sent metering signal with impulse form to control module 21,21 of control modules according to this metering signal statistics with going out electric weight, water consumption, gas consumption etc., and deduction existence pre-payment wherein in view of the above.Control module 21 also directly is connected (accuse between system unit 21 and the Contact Type Ic Card interface unit 23 and do not have other device except that signal amplifier and repeater) with Contact Type Ic Card interface unit 23, Contact Type Ic Card interface unit 23 is used for communicating with user terminal 3 (for example supplementing the Contact Type Ic Card of usefulness with money), thereby control module 21 can deduct the fee from user terminal 3 and add in the expense of prestoring.In order to guarantee the security of the process of supplementing with money, control module 21 also can directly be connected with authentication ' unit 22, this authentication ' unit 22 can be ESAM (Embedded Secure AccessModule, the embedded-type security control module) unit, wherein store billing parameter (as the price of every degree electricity, be stored in the authentication ' unit 22 is in order to prevent that it is modified), authenticate key etc., authentication ' unit 22 is used in the process of supplementing with money user terminal 3 being carried out safety certification.Control module 21 also can connect display unit 28, switch element 29 etc., wherein display unit 28 is used to show variable (as power consumption), remaining cost or residue variable, alerting signal, status information of equipment etc., 29 supplies that are used for opening or cutting off according to the order of control module 21 electricity, water, coal gas etc. of switch element.
The inventor finds that there are the following problems at least in the prior art: owing to have only the Contact Type Ic Card interface unit in the existing measuring instrument, therefore the user can only use Contact Type Ic Card to supplement operation with money, thereby cause the narrow application range of measuring instrument, the user supplements inconvenient operation with money.
The utility model content
Embodiment of the present utility model provides a kind of measuring instrument message accounting, and it is applied widely, and can user friendlyly supplement operation with money.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of measuring instrument message accounting comprises:
Be used to connect the control module in metering signal source;
At least two dissimilar, be used for the interface unit with user terminal communication, described interface unit is connected with described control module.
Since have in the measuring instrument message accounting of embodiment of the present utility model multiple different can with the interface unit of user terminal communication, so the user can supplement with money it with multiple user terminal, so it is applied widely, and can user friendlyly supplement operation with money.
A kind of preferred version as embodiment of the present utility model also comprises: the authentication ' unit that is connected with described control module.
As a kind of preferred version of embodiment of the present utility model, have at least one to be connected with described control module in the described interface unit by described authentication ' unit.
As a kind of preferred version of embodiment of the present utility model, described interface unit and the described authentication ' unit that is connected with control module by authentication ' unit is integrated into chip piece.
As a kind of preferred version of embodiment of the present utility model, described authentication ' unit comprises trusted authentication chip and microprocessing unit; Wherein said trusted authentication chip and the interface unit that is connected with control module by authentication ' unit are connected with described microprocessing unit respectively.
A kind of preferred version as embodiment of the present utility model also comprises: have at least one directly to be connected with described control module in the described interface unit.
As a kind of preferred version of embodiment of the present utility model, described interface unit comprises at least a in Contact Type Ic Card interface unit, usb interface unit, the non-contact interface unit.
As a kind of preferred version of embodiment of the present utility model, described non-contact interface unit is the wireless communication interface unit.
Embodiment of the present utility model also provides a kind of measuring instrument, and it is applied widely, and can user friendlyly supplement operation with money.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of measuring instrument comprises:
Be used to produce the metering signal source of metering signal;
Above-mentioned measuring instrument message accounting, the control module of described measuring instrument message accounting is connected with described metering signal source.
Owing to have above-mentioned measuring instrument message accounting in the measuring instrument of embodiment of the present utility model, so it is applied widely, and can user friendlyly supplements operation with money.
As a kind of preferred version of embodiment of the present utility model, described measuring instrument is any one in ammeter, water meter, the gas meter.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation block diagram of existing measuring instrument;
Fig. 2 is the structural representation block diagram of the measuring instrument message accounting of the utility model embodiment one;
Fig. 3 is the structural representation block diagram of authentication ' unit of the measuring instrument message accounting of the utility model embodiment one;
Fig. 4 is the structural representation block diagram of the measuring instrument message accounting of the utility model embodiment two.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme of the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, all other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belong to the scope that the utility model is protected.
The utility model embodiment provides a kind of measuring instrument message accounting, comprising:
Be used to connect the control module in metering signal source;
At least two dissimilar, be used for the interface unit with user terminal communication, described interface unit is connected with described control module.
Since have in the measuring instrument message accounting of embodiment of the present utility model multiple different can with the interface unit of user terminal communication, so the user can supplement with money it with multiple user terminal, so it is applied widely, and can user friendlyly supplement operation with money.
Embodiment one
As shown in Figure 2, the utility model embodiment provides a kind of measuring instrument message accounting 2, and it comprises and is used for the control module 21 (for example main control singlechip chip) that is connected with metering signal source (for example base table).Wherein the variation that is used for the value of measuring according to measuring instrument of metering signal source is sent metering signal to control module 21; Control module 21 then is used to store pre-payment, and according to metering signal deduction pre-payment.
Measuring instrument message accounting 2 also comprises at least two (this sentences three and is example) interface units 23,24,25 dissimilar, that be connected with control module 21, these interface units 23,24,25 are used for communicating with user terminal 3, thereby the user can be supplemented with money to control module 21 by user terminal 3.These interface units 23,24,25 can be selected from any interface unit that can carry out information interaction with other equipment (being user terminal 3) with storage capacity, and for example it can be a Contact Type Ic Card interface unit 23, a usb interface unit 24 and a non-contact interface (Contactless Reader) unit 25; This non-contact interface unit 25 is preferably the wireless communication interface unit, just by wireless communication mode and user terminal (as radio-frequency (RF) IC card etc.) 3 interface units that communicate, it can be different particular types such as infrared communication interface unit, radio communication interface unit, microwave communication interface unit.Certainly, this non-contact interface unit 25 also can be other form, for example the optical communication interface unit.
Wherein, Contact Type Ic Card interface unit 23 is the device on the existing measuring instrument, and it can guarantee that existing user terminal 3 can continue to use; Usb interface unit 24 then allows the user to supplement with money as user terminal 3 with USB Key, USB Token etc., these user terminals 3 contain much information, security is good, and can be by functions such as the Web bank expense that directly prestores on oneself computer, so easy and simple to handle; Contactless interface unit 25 then can allow the user with present widely used non-contact IC card as user terminal 3, thereby realize one card for multiple uses (for example promptly as the electricity card again as mass transit card etc.).Certainly, each above-mentioned interface unit 23,24,25 also can be other form, and magnetic card read write line interface unit etc. for example is because its numerous types, at this particularize no longer just.
Preferably, measuring instrument message accounting 2 also comprises authentication ' unit 22 (as the ESAM unit); It is used for user terminal 3 is authenticated, to guarantee to supplement with money the correctness and the security of operation.
Preferably, have at least one to be connected (this sentences all by authentication ' unit 22 and control module 21 and is connected to example) with control module 21 in above-mentioned each interface unit 23,24,25 by this authentication ' unit 22.That is to say that authentication ' unit 22 directly is connected with control module 21, each interface unit 23,24,25 then directly is connected with authentication ' unit 22 respectively.
As shown in Figure 1, in existing measuring instrument, authentication ' unit 22 and Contact Type Ic Card interface unit 23 all are directly to be connected on the control module 21.Therefore, when 22 pairs of user terminals 3 of authentication ' unit authenticate, the information of itself and 23 transmission of Contact Type Ic Card interface unit must be transmitted by control module 21, and control module 21 does not have function of keeping secret, therefore this has increased the possibility that authentication information is distorted, stolen undoubtedly, causes potential safety hazard; Simultaneously, generally communicate by letter with control module 21 by the ISO7816 agreement in the ESAM unit, and the transmission speed of ISO7816 agreement is very slow, therefore if must cause the reduction of operating speed by a large amount of authentication information of its transmission.And in the present embodiment, because each interface unit 23,24,25 directly is connected with authentication ' unit 22, so the authentication information of the two transmission is without forwarding, and security is good; Simultaneously, 22 of control module 21 and authentication ' unit are only used a small amount of information about expense of transmission, and without transmission of authentication information, so its operating speed is very fast.Certainly, when adopting interface unit 23,24,25 directly and during authentication ' unit 22 ways of connecting, the mode of operation of authentication ' unit 22 also can be adjusted accordingly; For example, existing authentication ' unit 22 is waken up according to the signal of control module 21, and in the present embodiment, 22 of authentication ' unit can be waken up from the signal of interface unit 23,24,25 (for example approaching signal of the insertion signal of USB Token or contactless IC card etc.).
Preferably, authentication ' unit 22 and interface unit (refer to link to each other with control module 21 by authentication ' unit 22 interface unit) 23,24,25 is integrated into chip piece, and this chip itself can be supported a plurality of communication interfaces in other words.Can comprise in this chip: storage unit (being used to store billing parameter, authenticate key etc.); Processor (being used to carry out authentication algorithm); Coprocessor (Coprocessor); Interface unit 23,24,25; Universal asynchronous receiver/transmitter (UART) (UART, Universal Asynchronous Receiver Transmitter are used for being connected with control module 21) etc.; Wherein, can pass through bus (Bus) between each device connects.The authentication ' unit 22 and the interface unit 23,24,25 of this mode become one, and function is concentrated, and are easy to assembling.
Preferably, as shown in Figure 3, authentication ' unit 22 comprises micro-control unit (MCU, MicroController Unit) 221 and trusted authentication chip 222, and trusted authentication chip 222, each interface unit 22,23,24 are connected with microprocessing unit 221 respectively (referring to directly be connected); And control module 21 also directly is connected (control module 21 also can directly be connected with trusted authentication chip 222 certainly) with microprocessing unit 221.Wherein, trusted authentication chip 222 can adopt the trusted authentication chip 222 in the existing authentication ' unit 22, and micro-control unit 221 also can adopt existing components and parts; Therefore this authentication ' unit 22 does not need to design new chip, and available existing components and parts are realized.
Obviously, in the measuring instrument message accounting 2 of present embodiment, also can comprise other conventional components and parts, for example, the display unit 28 that is connected with control module 21, switch element 29 etc. respectively.
Embodiment two
As shown in Figure 4, the utility model embodiment provides a kind of measuring instrument message accounting 2, and it has the measuring instrument message accounting 2 similar structures with embodiment one, and its difference is:
In the measuring instrument message accounting 2 of present embodiment, interface unit 24,25 is two, is respectively usb interface unit 24 and non-contact interface unit 25; And have at least one directly to be connected (this sentences all directly, and connection control module 21 is example) on the control module 21 in these two interface units 24,25.In this interface unit 24,25 connected modes, do not need connecting interface unit 24,25 on the authentication ' unit 22, therefore needn't design new authentication ' unit 22; And under the situation of not using authentication ' unit 22, this connectivity scenario still can be realized.
Obviously, each above-mentioned measuring instrument message accounting also can carry out many variations.For example: the particular type of interface unit, quantity all can change (as long as guaranteeing to have at least two different interface units); In the measuring instrument message accounting, can have the part interface unit directly to be connected with control module, all the other interface units then are connected with control module by authentication ' unit; Authentication ' unit can be integrated into chip piece with control module; If not high, can there be authentication ' unit etc. in the measuring instrument message accounting to security requirement yet.
The utility model embodiment provides a kind of measuring instrument, and it comprises:
Be used to produce the metering signal source of metering signal;
Above-mentioned measuring instrument message accounting, wherein the control module of measuring instrument message accounting is connected with described metering signal source.
Owing to have above-mentioned measuring instrument message accounting in the measuring instrument of embodiment of the present utility model, so it is applied widely, and can user friendlyly supplements operation with money.
Preferably, the measuring instrument of present embodiment is any one in ammeter, water meter, the gas meter; That is to say that this metering signal source produces metering signal according to power consumption, water consumption, gas consumption etc.
Obviously, though in the present embodiment with ammeter, water meter, gas meter example as measuring instrument, the measuring instrument of present embodiment is not limited to this, it also can be used for other purposes, for example for the charge instrument that is used for Meter Parking etc.
The above; it only is embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. a measuring instrument message accounting comprises the control module that is used to connect the metering signal source; It is characterized in that described measuring instrument message accounting also comprises:
At least two dissimilar, be used for the interface unit with user terminal communication, described interface unit is connected with described control module.
2. measuring instrument message accounting according to claim 1 is characterized in that, also comprises:
The authentication ' unit that is connected with described control module.
3. measuring instrument message accounting according to claim 2 is characterized in that,
Have at least one to be connected with described control module in the described interface unit by described authentication ' unit.
4. measuring instrument message accounting according to claim 3 is characterized in that,
Described interface unit and the described authentication ' unit that is connected with control module by authentication ' unit is integrated into chip piece.
5. measuring instrument message accounting according to claim 3 is characterized in that,
Described authentication ' unit comprises trusted authentication chip and microprocessing unit; Wherein said trusted authentication chip and the interface unit that is connected with control module by authentication ' unit are connected with described microprocessing unit respectively.
6. measuring instrument message accounting according to claim 2 is characterized in that, also comprises:
Have at least one directly to be connected in the described interface unit with described control module.
7. according to any described measuring instrument message accounting in the claim 1 to 6, it is characterized in that,
Described interface unit comprises at least a in Contact Type Ic Card interface unit, usb interface unit, the non-contact interface unit.
8. measuring instrument message accounting according to claim 7 is characterized in that,
Described non-contact interface unit is the wireless communication interface unit.
9. a measuring instrument is characterized in that, comprising:
Be used to produce the metering signal source of metering signal;
Aforesaid right requires any described measuring instrument message accounting in 1 to 8, and the control module of described measuring instrument message accounting is connected with described metering signal source.
10. measuring instrument according to claim 9 is characterized in that,
Described measuring instrument is any one in ammeter, water meter, the gas meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200644142U CN202058240U (en) | 2011-03-11 | 2011-03-11 | Measuring instrument and charging device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200644142U CN202058240U (en) | 2011-03-11 | 2011-03-11 | Measuring instrument and charging device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN202058240U true CN202058240U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200644142U Expired - Lifetime CN202058240U (en) | 2011-03-11 | 2011-03-11 | Measuring instrument and charging device thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632449A (en) * | 2012-08-27 | 2014-03-12 | 成都众山科技有限公司 | Water-saving controller based on non-contact IC card |
| CN103700188A (en) * | 2013-12-30 | 2014-04-02 | 成都市卓睿科技有限公司 | Method for implementing self-service payment on water, electricity and gas and storing purchasing fee-based information in self-service manner |
-
2011
- 2011-03-11 CN CN2011200644142U patent/CN202058240U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632449A (en) * | 2012-08-27 | 2014-03-12 | 成都众山科技有限公司 | Water-saving controller based on non-contact IC card |
| CN103700188A (en) * | 2013-12-30 | 2014-04-02 | 成都市卓睿科技有限公司 | Method for implementing self-service payment on water, electricity and gas and storing purchasing fee-based information in self-service manner |
| CN103700188B (en) * | 2013-12-30 | 2016-03-23 | 成都市卓睿科技有限公司 | The method of pay imformation is bought in the omnidistance self-help charging of water, electricity, gas self-service unloading |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee after: Beijing Watchdata Limited by Share Ltd Address before: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee before: Beijing Woqi Data System Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |
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| CX01 | Expiry of patent term |