CN207133340U - Novel guideway high accurate ＆ multifunction electric power instrument - Google Patents
Novel guideway high accurate ＆ multifunction electric power instrument Download PDFInfo
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- CN207133340U CN207133340U CN201720689817.3U CN201720689817U CN207133340U CN 207133340 U CN207133340 U CN 207133340U CN 201720689817 U CN201720689817 U CN 201720689817U CN 207133340 U CN207133340 U CN 207133340U
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- microcontroller
- multifunction electric
- high accurate
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Abstract
The utility model discloses a kind of novel guideway high accurate ＆ multifunction electric power instrument, guide rail including meter body and 35mm, meter body is arranged on guide rail, expansion interface is offered in meter body, meter body includes watchcase, microcontroller, AC signal sampling module, memory module, display module and detection of power loss, house dog and reseting module, expansion interface and is plugged with communication module, On-off signal output module and analog output module；Microcontroller, AC signal sampling module, memory module and detection of power loss, house dog and reseting module are integrated in watchcase, display module is embedded on watchcase, and AC signal sampling module, memory module, detection of power loss, house dog and reseting module, display module, communication module, On-off signal output module and analog output module are connected with microcontroller.The high-acruracy survey of electrical network parameter can be achieved, while the design of extensible modules and guide groove meets the use under different requirements.
Description
Technical field
Electric instrument technical field is the utility model is related to, more particularly to a kind of novel guideway high-accuracy multifunctional electricity
Power instrument.
Background technology
In power system, multifunctional electric meter is with its abundant display mode, simple and clear application method, in electricity
The very big share of power instrument market share, it is widely used in various control systems, energy management system, the automation of transformation substations, matches somebody with somebody
In the switch cubicle of grid automation.With the economic rapid development of China's reform, science and technology is swift and violent to be improved, and parameters of electric power is surveyed
The requirement of comprehensive, electric power detection device the communication capacity and measurement accuracy of amount is all more and more higher.At present, it is high-precision
Multifunctional meter is largely installed using panel type, in terminal electric energy metrical, can not be arranged in ammeter box.
In face of new demand, current multifunctional electric meter due to the platform scheme of use is simple and software and hardware can
Extended capability is poor, and so as to cause, the measurement accuracy of instrument is low, ability to communicate is low, display content is single and function expansibility is not strong
The defects of and deficiency, it is impossible to fully meet the demand in market.
Utility model content
The utility model is directed to problem and shortage existing for prior art, there is provided a kind of novel guideway high-accuracy multifunctional
Electric instrument, the functions such as high-acruracy survey, optional, the Multi-function extension module of a variety of communication function interfaces can be achieved, and there is body
The advantages that product is small, simple in construction, easy for installation.
The utility model is that solve above-mentioned technical problem by following technical proposals：
The utility model provides a kind of novel guideway high accurate ＆ multifunction electric power instrument, and its feature is that it includes one
The guide rail of meter body and a 35mm, the meter body are installed on the guideway, and an expansion interface is offered in the meter body,
The meter body includes a watchcase, a microcontroller, an AC signal sampling module, a memory module, a display module and one
Detection of power loss, house dog and reseting module, the expansion interface are plugged with a communication module, an On-off signal output module and one
Analog output module；
The microcontroller, the AC signal sampling module, the memory module and the detection of power loss, house dog and reseting module
It is integrated in the watchcase, the display module is embedded on the watchcase, the AC signal sampling module, the memory module, the power down
Detection, house dog and reseting module, the display module, the communication module, the On-off signal output module and the analog quantity are defeated
Go out module to electrically connect with the microcontroller.
It is preferred that the microprocessor uses the STM32F103VCT6 chips of ST companies.
It is preferred that the AC signal sampling module includes a current transformer and a computation chip, the current transformer and
The computation chip electrically connects, and the computation chip and the microcontroller electrically connect.
It is preferred that the computation chip uses RN7302.
It is preferred that the microcontroller is connected by spi bus with computation chip RN7302.
It is preferred that the detection of power loss, house dog and reseting module use SP706TEN.
It is preferred that the display module is using wide warm segment code type LCD.
It is preferred that the communication module is communication interface.
It is preferred that the memory module uses ferroelectric memory MB85RS64V and Flash chip W25Q64.
On the basis of common sense in the field is met, above-mentioned each optimum condition, can be combined, produce the utility model respectively compared with
Good example.
Positive effect of the present utility model is：
The utility model provides novel guideway high accurate ＆ multifunction electric power instrument, it is possible to achieve electrical network parameter it is high-precision
Degree measurement, while full-featured extensible modules and guide groove easy for installation design are better met under different requirements
Use, better meet the market demand.
Brief description of the drawings
Fig. 1 is the circuit structure block diagram of the electric instrument of the utility model preferred embodiment.
Fig. 2 is the structural representation of the electric instrument of the utility model preferred embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all belongs to
In the scope of the utility model protection.
As illustrated in fig. 1 and 2, the present embodiment provides a kind of novel guideway high accurate ＆ multifunction electric power instrument, and it includes one
The 35mm of meter body 1 and one guide rail 2, the meter body 1 are arranged on the guide rail 2, and an extension is offered in the meter body 1
Interface 10, the meter body include a watchcase 11, a microcontroller 12, an AC signal sampling module 13, a memory module 14,
An one display module 15 and detection of power loss, house dog and reseting module 16, the expansion interface 10 are plugged with a communication module 17, one
The analog output module 19 of On-off signal output module 18 and one.
As shown in Fig. 2 the present embodiment uses guide tracked mounting structure, meter body 1 may be mounted at the 35mm's of standard
On guide rail 2, using the modularized design of plug type, user is configured according to the actual demand at scene, has extension conveniently,
The advantages that simple, is installed.
The microcontroller 12, the AC signal sampling module 13, the memory module 14 and the detection of power loss, house dog and multiple
Position module 16 is integrated in the watchcase 11, and the display module 15 is embedded on the watchcase 11, the AC signal sampling module 13, is somebody's turn to do
Memory module 14, the detection of power loss, house dog and reseting module 16, the display module 15, the communication module 17, the switching value are defeated
Enter output module 18 and the analog output module 19 electrically connects with the microcontroller 12.
Wherein, the microprocessor uses the STM32F103VCT6 chips of ST companies.
The AC signal sampling module 13 includes a current transformer and a computation chip, the current transformer and the metering
Chip is electrically connected, and the computation chip is electrically connected by spi bus and the microcontroller 12, and the computation chip uses RN7302.
The On-off signal output module 18 and the analog output module 19 can be defeated according to market demand stacked switch
Go out input, the number of analog quantity transformation, the increase of corresponding module is carried out in a manner of expansion board.Such as the input of 6 way switch amounts, 2 tunnels
Output switch parameter, 2 road analog quantity transformation outputs are combined as expansion module M1, or the input of 4 way switch amounts, 4 way switch amount output groups
It is combined into expansion board M2.The expansion module M of any combination can be plugged on the expansion interface 10.
The communication module 17 is communication interface, it is possible to achieve MODBUS-RTU agreements, Profibus-DP communication protocols,
IEC6087005-101/104 agreements and Modbus-TCP/IP agreements.Basic communication module is MODBUS-RTU communication protocols；
Expanding communication module include MODBUS-RTU agreements, Profibus-DP communication protocols, IEC6087005-101/104 agreements and
Modbus-TCP/IP agreements, it is possible to achieve the combination of basic communication module and expanding communication module, realize the double of multifunction instrument
Communication protocol.
The detection of power loss, house dog and reseting module 16 use SP706TEN, realize detection of power loss, external hardware is guarded the gate
Dog and function is resetted and (automatically reset containing electrification reset, hand-reset and during exception), improve the reliability of device.
The display module 15 is using wide warm segment code type LCD, for showing parameters of electric power and energy value.
The memory module 14 uses ferroelectric memory MB85RS64V and Flash chip W25Q64.
The communication module 17, the On-off signal output module 18 and analog output module 19 are all employed and can inserted
Formula installation module is pulled out, its module can be configured according to the actual demand at scene, have installation simple, extension is convenient, function
The advantages of complete.It is easy to client to upgrade instrument peripheral functional module.
The utility model electric energy precision reaches 0.2S levels, has filled up the blank of domestic guide rail installation instrument in the market.It is a variety of
Expanded function and communication protocol combination, better meet the requirement of instrument networking.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within the scope of protection of the utility model.
Claims (9)
1. a kind of novel guideway high accurate ＆ multifunction electric power instrument, it is characterised in that it includes a meter body and a 35mm
Guide rail, the meter body install on the guideway, an expansion interface is offered in the meter body, the meter body include one
Watchcase, a microcontroller, an AC signal sampling module, a memory module, a display module and a detection of power loss, house dog and
Reseting module, the expansion interface are plugged with a communication module, an On-off signal output module and an analog output module；
The microcontroller, the AC signal sampling module, the memory module and the detection of power loss, house dog and reseting module integrate
In in the watchcase, the display module is embedded on the watchcase, the AC signal sampling module, the memory module, the detection of power loss,
House dog and reseting module, the display module, the communication module, the On-off signal output module and the analog output module
Electrically connected with the microcontroller.
2. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the microcontroller is adopted
With the STM32F103VCT6 chips of ST companies.
3. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the AC signal is adopted
Egf block includes a current transformer and a computation chip, and the current transformer and the computation chip electrically connect, the computation chip
Electrically connected with the microcontroller.
4. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 3, it is characterised in that the computation chip is adopted
Use RN7302.
5. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 4, it is characterised in that the microcontroller leads to
Spi bus is crossed to connect with computation chip RN7302.
6. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the detection of power loss,
House dog and reseting module use SP706TEN.
7. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the display module is adopted
With wide warm segment code type LCD.
8. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the communication module is
Communication interface.
9. novel guideway high accurate ＆ multifunction electric power instrument as claimed in claim 1, it is characterised in that the memory module is adopted
With ferroelectric memory MB85RS64V and Flash chip W25Q64.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720689817.3U CN207133340U (en) | 2017-06-14 | 2017-06-14 | Novel guideway high accurate ＆ multifunction electric power instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720689817.3U CN207133340U (en) | 2017-06-14 | 2017-06-14 | Novel guideway high accurate ＆ multifunction electric power instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207133340U true CN207133340U (en) | 2018-03-23 |
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ID=61631820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720689817.3U Active CN207133340U (en) | 2017-06-14 | 2017-06-14 | Novel guideway high accurate ＆ multifunction electric power instrument |
Country Status (1)
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| CN (1) | CN207133340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270342A (en) * | 2018-11-13 | 2019-01-25 | 江苏斯菲尔电气股份有限公司 | Multifunctional electric meter with external expansion module self-identifying technology |
-
2017
- 2017-06-14 CN CN201720689817.3U patent/CN207133340U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270342A (en) * | 2018-11-13 | 2019-01-25 | 江苏斯菲尔电气股份有限公司 | Multifunctional electric meter with external expansion module self-identifying technology |
| CN109270342B (en) * | 2018-11-13 | 2024-03-26 | 江苏斯菲尔电气股份有限公司 | Multifunctional ammeter with function expansion module self-identification technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Novel guide tracked high accuracy power meter Effective date of registration: 20200121 Granted publication date: 20180323 Pledgee: Bank of Communications Ltd. Wuxi branch Pledgor: JIANGYIN SFERE ELECTRIC Co.,Ltd. Registration number: Y2020320010004 |
|
| 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: 20220725 Granted publication date: 20180323 Pledgee: Bank of Communications Ltd. Wuxi branch Pledgor: JIANGYIN SFERE ELECTRIC Co.,Ltd. Registration number: Y2020320010004 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |