CN204832497U - Electric energy meter calibrating device and calibrating system - Google Patents
Electric energy meter calibrating device and calibrating system Download PDFInfo
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- CN204832497U CN204832497U CN201520565618.2U CN201520565618U CN204832497U CN 204832497 U CN204832497 U CN 204832497U CN 201520565618 U CN201520565618 U CN 201520565618U CN 204832497 U CN204832497 U CN 204832497U
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Abstract
The utility model provides an electric energy meter calibrating device and calibrating system, wherein, this electric energy meter calibration device includes: power source, at least one error treater, standard electric energy meter and the embedded PC of industry, the embedded PC of this industry is connected with above -mentioned power source, above -mentioned error treater and above -mentioned standard electric energy meter respectively. The embodiment of the utility model provides a through utilizing the embedded PC of industry to replace the singlechip among the electric energy meter calibration device of correlation technique, need not external PC, can realize multi -functional calibration operation, richened the examination project, solved because there are the line complicacy in electric energy meter calibration device and PC disconnect -type structure, and communication stability is relatively poor, uses inconvenient, the limited technical problem of use scene.
Description
Technical field
The utility model relates to electrical equipment technical field, in particular to a kind of electric energy meter calibrating apparatus and verification system.
Background technology
Along with greatly developing of national economy, electric power energy demand increases severely, the update of electric energy meter and function upgrading, coming into operation of a large amount of electric energy meter calibrating apparatus corresponded, therefore, require more and more higher to the variation of electric energy meter calibrating apparatus calibrating to display project and calibrating function.
Current, a kind of electric energy meter calibrating apparatus is provided primarily of a few part composition such as error processor, power source, main control computer in correlation technique, single-chip microcomputer is used to carry out electric energy meter calibration operation as main control computer, by the restriction of single-chip microcomputer performance and framework, the general calibrating operation all can only carrying out basic function, in order to realize multi-purpose calibrating, need to configure PC toward contact, PC software is installed, PC external connection keyboard, mouse is utilized to carry out electric energy meter calibration operation, but also need between single-chip microcomputer and PC, to carry out corresponding switching, complex operation.And PC and electric energy meter calibrating apparatus separate, line is complicated, poor stability, and daily servicing bothers, and requires higher, cause electric energy meter calibrating apparatus overall failure rate higher to the professional standards of operating personnel.
Realizing in process of the present utility model, inventor finds at least there is following problem in correlation technique: the calibrating function of electric energy meter calibrating apparatus is few, calibrating project is single, when if desired more being examined and determine project, need configure PC separately, therefore, for above-mentioned electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, use inconvenience, the problem that use scenes is limited.
Utility model content
In view of this, the object of the utility model embodiment is to provide a kind of electric energy meter calibrating apparatus and verification system, to solve due to electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, uses inconvenience, the technical matters that use scenes is limited.Utilize industrial embedded PC to substitute single-chip microcomputer in the electric energy meter calibrating apparatus of correlation technique, without the need to external PC, multi-functional calibration operation can be realized, enrich calibrating project, extend the application scenarios of electric energy meter calibrating apparatus.
First aspect, the utility model embodiment provides a kind of electric energy meter calibrating apparatus, comprising: power source, at least one error processor, standard electric energy meter and industrial embedded PC;
Above-mentioned industrial embedded PC is connected with above-mentioned standard electric energy meter with above-mentioned power source, above-mentioned error processor respectively.
In conjunction with first aspect, the utility model embodiment provides the first possible embodiment of first aspect, wherein, said apparatus also comprises: the display screen be connected with above-mentioned industrial embedded PC, for showing the calibrating data that above-mentioned industrial embedded PC exports.
In conjunction with the first possible embodiment of first aspect, the utility model embodiment provides the possible embodiment of the second of first aspect, wherein, above-mentioned display screen be following in one or more: LCDs, LED display, LCD display, touch display screen.
In conjunction with first aspect, the utility model embodiment provides the third possible embodiment of first aspect, and wherein, above-mentioned industrial embedded PC is provided with and outreaches interface, carries out data transmission for being connected with external device.
In conjunction with the third possible embodiment of first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, wherein, above-mentioned outreach interface comprise following in one or more: interface when self-adaptation Ethernet interface, USB interface, RS422 interface and differential type B code pair.
In conjunction with first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, and wherein, above-mentioned industrial embedded PC is provided with network interface, for transmitting the calibrating data that above-mentioned industrial embedded PC exports.
In conjunction with first aspect to any one possible embodiment of the 5th kind of possible embodiment of first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, wherein, above-mentioned industrial embedded PC is connected with above-mentioned standard electric energy meter with above-mentioned power source, above-mentioned error processor respectively by RS-422 communication bus.
In conjunction with first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect, wherein, above-mentioned industrial embedded PC comprises storer, above-mentioned storer is connected with above-mentioned error processor by RS-422 communication bus, transfers to the calibrating data of above-mentioned industrial embedded PC for storing above-mentioned error processor.
In conjunction with the first possible embodiment of first aspect, the utility model embodiment provides the 8th kind of possible embodiment of first aspect, and wherein, said apparatus also comprises: the angular-rate sensor be connected with above-mentioned industrial embedded PC.
Second aspect, the utility model embodiment still provides a kind of electric energy meter detecting system, comprises above-mentioned electric energy meter calibrating apparatus and tested electric energy meter;
The input end of above-mentioned tested electric energy meter is connected with above-mentioned power source, and the output terminal of above-mentioned tested electric energy meter is connected with above-mentioned error processor.
A kind of electric energy meter calibrating apparatus that the utility model provides and verification system, wherein, this electric energy meter calibrating apparatus comprises: power source, error processor, standard electric energy meter and industrial embedded PC; This industrial embedded PC is connected with above-mentioned standard electric energy meter with above-mentioned power source, above-mentioned error processor respectively.The utility model embodiment substitutes single-chip microcomputer in the electric energy meter calibrating apparatus of correlation technique by utilizing industrial embedded PC, without the need to external PC, multi-functional calibration operation can be realized, enrich calibrating project, solve due to electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, use inconvenience, the technical matters that use scenes is limited.
For making above-mentioned purpose of the present utility model, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of a kind of electric energy meter calibrating apparatus that the utility model embodiment provides;
Fig. 2 shows the structural representation of the another kind of electric energy meter calibrating apparatus that the utility model embodiment provides;
Fig. 3 shows the structural representation of the third electric energy meter calibrating apparatus that the utility model embodiment provides;
Fig. 4 shows the structural representation of a kind of electric energy meter detecting system that the utility model embodiment provides.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on embodiment of the present utility model, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
Consider that the calibrating function of the electric energy meter calibrating apparatus in correlation technique is few, calibrating project is single, when if desired more being examined and determine project, PC need be configured separately, therefore, for above-mentioned electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, uses inconvenience, the problem that use scenes is limited.Based on this, the utility model embodiment provides a kind of electric energy meter calibrating apparatus and verification system, is described below by embodiment.
The structural representation of electric energy meter calibrating apparatus as shown in Figure 1, this electric energy meter calibrating apparatus, comprising: power source 102, at least one error processor 104, standard electric energy meter 103 and industrial embedded PC 101;
Above-mentioned industrial embedded PC 101 is connected with above-mentioned standard electric energy meter 103 with above-mentioned power source 102, above-mentioned error processor 104 respectively.
Wherein, above-mentioned error processor 104 can be one, also can be multiple, the quantity of error processor 104 can be arranged according to actual user demand, the embodiment that the utility model provides utilizes each assembly module of industrial embedded PC 101 directly and in electric energy meter calibrating apparatus and power source 102, error processor 104 is connected with standard electric energy meter 103, realize connecting communication function, to control the calibration operation of tested electric energy meter, concrete, industry embedded PC 101 is respectively to power source 102, error processor 104 and standard electric energy meter 103 input control signal, to control the calibrating operating function of various electric energy meter, above-mentioned power source 102 is to standard electric energy meter 103 and tested electric energy meter input electrical signal, start to make standard electric energy meter 103 and tested electric energy meter, standard electrical energy impulse signals is inputed to error processor 104 by above-mentioned standard electric energy meter 103, tested electrical energy impulse signals is inputed to error processor 104 by above-mentioned tested electric energy meter, this error processor 104 processes above-mentioned standard electrical energy impulse signals and tested electrical energy impulse signals, error processor 104 contrasts according to the electricity accumulation situation of standard electric energy meter 103 and the tested electric energy meter situation of metering, calculate the error information of electric energy meter, as fundamental error, error of time of day, period switching error, error of demand, start the multiple error informations such as false actuation test result, this error information is transmitted as calibrating data and is stored on industrial embedded PC 101.
Compared with correlation technique, the utility model embodiment substitutes single-chip microcomputer in the electric energy meter calibrating apparatus of correlation technique by utilizing industrial embedded PC 101, without the need to external PC, multi-functional calibration operation can be realized, enrich calibrating project, as Intelligent electric energy meter clock error of time of day can be realized, communication test, take detection examination, period switching error testing, requirement is tested, the calibrating of the functions such as electric energy meter programming, solve due to electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, use inconvenience, the technical matters that use scenes is limited.Meanwhile, the one-piece construction of above-mentioned electric energy meter calibrating apparatus is more compact, simplifies follow-up maintenance process, reduces manufacturing cost, improves the integrated level of equipment, reduces failure rate.
For the ease of user's Real Time Observation relevant calibrating data, as shown in Figure 2, above-mentioned calibrating installation also comprises: the display screen 105 be connected with above-mentioned industrial embedded PC 101, for showing the calibrating data that above-mentioned industrial embedded PC 101 exports.Meanwhile, function software can be devised in above-mentioned industrial embedded PC 101, above-mentioned display screen 105 show the operating process of wizard-like, realizes good man-machine interface, ensure that the simplification of operation.
Wherein, above-mentioned display screen 105 be following in one or more: LCDs, LED display, LCD display, touch display screen.Compared with correlation technique, by utilizing display screen 105 to instead of traditional keyboard and mouse, man-machine interface is more friendly, operate simpler, operating personnel only need the use understanding device, no longer need the maintenance technical ability possessing PC, greatly reduce the requirement of operating personnel.
In order to expand the using function of electric energy meter calibrating apparatus, realize transmitting with the data of external equipment, above-mentioned industrial embedded PC 101 is provided with and outreaches interface, carries out data transmission for being connected with external device.Such as: printer can be connected by the above-mentioned interface that outreaches, thus realize printing the function of examining and determine data record form.
Wherein, above-mentioned outreach interface comprise following in one or more: interface when self-adaptation Ethernet interface, USB interface, RS422 interface and differential type B code pair.Concrete, the above-mentioned concrete quantity outreaching interface can configure according to actual needs, therefore, can meet the different demands of different users, thus extend the using function of above-mentioned electric energy meter calibrating apparatus.
The calibrating function of the above-mentioned electric energy meter calibrating apparatus of further expansion, above-mentioned industrial embedded PC 101 is provided with network interface, for transmitting the calibrating data that above-mentioned industrial embedded PC 101 exports.Such as: network can be connected to by network interface and carry out data management and network remote control, the software in industrial embedded PC 101 can be upgraded simultaneously by network interface.
Consider the communication modes of RS-422 have circuit simple, can both-way communication be realized, the advantages such as antijamming capability is strong, communication speed is high, failure rate is low, above-mentioned industrial embedded PC 101 is connected with above-mentioned standard electric energy meter 103 with above-mentioned power source 102, above-mentioned error processor 104 respectively by RS-422 communication bus, realizes industrial embedded PC 101 and power source 102, data between error processor 104 and standard electric energy meter 103 transmit and function controls.
Further, as shown in Figure 3, above-mentioned industrial embedded PC 101 comprises storer 1011, and above-mentioned storer 1011 is connected with above-mentioned error processor 104 by RS-422 communication bus, transfers to the calibrating data of above-mentioned industrial embedded PC 101 for storing above-mentioned error processor 104.
Above-mentioned electric energy meter calibrating apparatus also comprises: the angular-rate sensor be connected with above-mentioned industrial embedded PC 101.In order to improve the dynamic property of electric energy meter calibrating apparatus, thus improve equipment reaction sensitivity, be convenient to observe and examine and determine data in real time.
Industrial embedded PC 101 is integrated in electric energy meter calibrating apparatus, form integral structure, each assembly module in direct control electric energy meter calibrating apparatus and power source 102, error processor 104 and standard electric energy meter 103 complete the process of various calibrating data, comprise storage, print, upload, download and wait (with reference to JJG596-2012), directly can also carry out communication by error processor 104 and tested electric energy meter, programming operation is carried out to tested electric energy meter, a series of multifunction test (with reference to DL/T645-2007) is carried out to tested electric energy meter, the calibrating to Multifunctional intelligent electric energy meter can be realized.There is the incomparable speed advantage of single-chip computer control system and processing power advantage, solve again common multimedia PC stability of control system poor, the disadvantages such as system easily crashes, collapse.Use touch-screen as human-computer interaction device, freed by the both hands of operating personnel from PC keyboard and mouse, operating experience is more flexible, directly perceived, and same support external access of mouse and keyboard operate.
Known based on above-mentioned analysis, compared with the electric energy meter calibrating apparatus in correlation technique, the electric energy meter calibrating apparatus that the utility model embodiment provides utilizes industrial embedded PC 101 to substitute single-chip microcomputer in the electric energy meter calibrating apparatus of correlation technique, without the need to external PC, multi-functional calibration operation can be realized, enrich calibrating project, as Intelligent electric energy meter clock error of time of day can be realized, communication test, take detection examination, period switching error testing, requirement is tested, the calibrating of the functions such as electric energy meter programming, solve due to electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, use inconvenience, the technical matters that use scenes is limited, further, one or more by utilizing in following display screen 105: LCDs, LED display, LCD display, touch display screen instead of traditional keyboard and mouse, man-machine interface is more friendly, operate simpler, operating personnel only need the use understanding device, no longer need the maintenance technical ability possessing PC, greatly reduce the requirement of operating personnel, further, interface and network interface is outreached by arranging on industrial embedded PC 101, can realize being connected with external device carrying out data transmission, and network can be connected to by network interface and carry out data management and network remote control, the software in industrial embedded PC 101 can be upgraded simultaneously by network interface, and then expanded the function of electric energy meter calibrating apparatus, simultaneously, industry embedded PC 101 and power source 102, carry out data transmission by RS-422 communication bus between error processor 104 and standard electric energy meter 103 and function controls, circuit is simple, can realize both-way communication, enhance antijamming capability, improve can communication speed, reduce failure rate.
The utility model embodiment also provides a kind of electric energy meter detecting system, and as shown in Figure 4, this verification system comprises above-mentioned electric energy meter calibrating apparatus and tested electric energy meter 11;
The input end of above-mentioned tested electric energy meter 11 is connected with above-mentioned power source 102, and the output terminal of above-mentioned tested electric energy meter 11 is connected with above-mentioned error processor 104.
When using above-mentioned electric energy meter calibrating apparatus to examine and determine tested electric energy meter 11, first by industrial embedded PC 101 to each assembly module power source 102, standard electric energy meter 103 and error processor 104 send control signal, each module is ready, then power source 102 output voltage, the electric signal such as electric current are to standard electric energy meter 103 and tested electric energy meter 11, run to make standard electric energy meter 103 and tested electric energy meter 11 simultaneously, error processor 104 contrasts according to the electricity accumulation situation of standard electric energy meter 103 and tested electric energy meter 11 electricity accumulation situation, calculate the error information of tested electric energy meter 11, recycling RS-422 communication bus is transferred to industrial embedded PC 101, then be stored in the database of storer 1011, due to the built-in big capacity hard disk of industrial embedded PC 101, therefore be almost " infinitely " for electric energy meter calibration memory data output.
After using above-mentioned electric energy meter calibrating apparatus to examine and determine tested electric energy meter 11, the printing that interface external printer can realize data sheet is outreached by what industrial embedded PC 101 was arranged, meanwhile, also data will can be examined and determine by Internet Transmission to network management system unified management by the network interface that industrial embedded PC 101 is arranged.
The electric energy meter detecting system that the utility model embodiment provides substitutes single-chip microcomputer in the electric energy meter calibrating apparatus of correlation technique by utilizing industrial embedded PC 101, without the need to external PC, multi-functional calibration operation can be realized, enrich calibrating project, solve due to electric energy meter calibrating apparatus and PC separate type, there is line complexity, communication robust is poor, use inconvenience, the technical matters that use scenes is limited.Further, one or more by utilizing in following display screen 105: LCDs, LED display, LCD display, touch display screen instead of traditional keyboard and mouse, man-machine interface is more friendly, operate simpler, operating personnel only need the use understanding device, no longer need the maintenance technical ability possessing PC, greatly reduce the requirement of operating personnel; Further, interface and network interface is outreached by arranging on industrial embedded PC 101, can realize being connected with external device carrying out data transmission, and network can be connected to by network interface and carry out data management and network remote control, the software in industrial embedded PC 101 can be upgraded simultaneously by network interface, and then expanded the function of electric energy meter calibrating apparatus; Simultaneously, industry embedded PC 101 and power source 102, carry out data transmission by RS-422 communication bus between error processor 104 and standard electric energy meter 103 and function controls, circuit is simple, can realize both-way communication, enhance antijamming capability, improve can communication speed, reduce failure rate.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Last it is noted that the above embodiment, be only embodiment of the present utility model, in order to the technical solution of the utility model to be described, be not intended to limit, protection domain of the present utility model is not limited thereto, although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: be anyly familiar with those skilled in the art in the technical scope that the utility model discloses, it still can be modified to the technical scheme described in previous embodiment or can expect change easily, or equivalent replacement is carried out to wherein portion of techniques feature, and these amendments, change or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.All should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (10)
1. an electric energy meter calibrating apparatus, is characterized in that, comprising: power source, at least one error processor, standard electric energy meter and industrial embedded PC;
Described industrial embedded PC is connected with described standard electric energy meter with described power source, described error processor respectively.
2. electric energy meter calibrating apparatus according to claim 1, is characterized in that, also comprises: the display screen be connected with described industrial embedded PC, for showing the calibrating data that described industrial embedded PC exports.
3. electric energy meter calibrating apparatus according to claim 2, is characterized in that, described display screen be following in one or more: LCDs, LED display, LCD display and touch display screen.
4. electric energy meter calibrating apparatus according to claim 1, is characterized in that, described industrial embedded PC is provided with and outreaches interface, carries out data transmission for being connected with external device.
5. electric energy meter calibrating apparatus according to claim 4, is characterized in that, described in outreach interface comprise following in one or more: interface when self-adaptation Ethernet interface, USB interface, RS422 interface and differential type B code pair.
6. electric energy meter calibrating apparatus according to claim 1, is characterized in that, described industrial embedded PC is provided with network interface, for transmitting the calibrating data that described industrial embedded PC exports.
7. the electric energy meter calibrating apparatus according to any one of claim 1 to 6, is characterized in that, described industrial embedded PC is connected with described standard electric energy meter with described power source, described error processor respectively by RS-422 communication bus.
8. electric energy meter calibrating apparatus according to claim 1, it is characterized in that, described industrial embedded PC comprises storer, described storer is connected with described error processor by RS-422 communication bus, transfers to the calibrating data of described industrial embedded PC for storing described error processor.
9. electric energy meter calibrating apparatus according to claim 2, is characterized in that, also comprises: the angular-rate sensor be connected with described industrial embedded PC.
10. an electric energy meter detecting system, is characterized in that, comprises electric energy meter calibrating apparatus as claimed in any one of claims 1-9 wherein and tested electric energy meter;
The input end of described tested electric energy meter is connected with described power source, and the output terminal of described tested electric energy meter is connected with described error processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520565618.2U CN204832497U (en) | 2015-07-31 | 2015-07-31 | Electric energy meter calibrating device and calibrating system |
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| CN201520565618.2U CN204832497U (en) | 2015-07-31 | 2015-07-31 | Electric energy meter calibrating device and calibrating system |
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| CN204832497U true CN204832497U (en) | 2015-12-02 |
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| CN201520565618.2U Active CN204832497U (en) | 2015-07-31 | 2015-07-31 | Electric energy meter calibrating device and calibrating system |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electric energy meter calibrating device and calibrating system Effective date of registration: 20180907 Granted publication date: 20151202 Pledgee: China branch of the postal savings bank Limited by Share Ltd in Deyang City Pledgor: SICHUAN DEYANG DEYI ELECTRONIC INSTRUMENT CO., LTD. Registration number: 2018510000090 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200609 Granted publication date: 20151202 Pledgee: China branch of the postal savings bank Limited by Share Ltd. in Deyang City Pledgor: SICHUAN DEYANG DEYI ELECTRONIC INSTRUMENT Co.,Ltd. Registration number: 2018510000090 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |