CN206540968U - Detect complexes in a kind of platform area - Google Patents
Detect complexes in a kind of platform area Download PDFInfo
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- CN206540968U CN206540968U CN201720098458.4U CN201720098458U CN206540968U CN 206540968 U CN206540968 U CN 206540968U CN 201720098458 U CN201720098458 U CN 201720098458U CN 206540968 U CN206540968 U CN 206540968U
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- extension set
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- cpu
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Abstract
Complexes are detected the utility model discloses a kind of platform area, including is arranged at the main frame at distribution transformer end and is arranged at the extension set of user terminal, carrier communication is carried out using power line between the main frame and the extension set；Wherein, the main frame includes：Multiple voltage terminals, at least one zero sequence current mutual inductor, phase detecting circuit, main frame carrier communication circuit, main frame pulse current transmission circuit, host Central Processing Unit (CPU), main frame WIFI communication modules, main frame configuration display screen；The extension set includes：Extension set carrier communication circuit, extension set pulse current transmission circuit, extension set CPU, extension set WIFI communication modules, extension set configuration display screen.Implement the utility model, with strong antijamming capability, communication distance is remote, the features such as convenient use.
Description
Technical field
The utility model belongs to power system detection technique field, and complexes are detected in more particularly to one area.
Background technology
Management of power use department is frequently necessary to generally investigate the subscriber data in all kinds of areas, including user is supplied by which platform transformer
Which electricity, powered by busbar branches（One transformer there may exist multiple branch bars）, mutually powered by which, to realize platform
Area's fine-grained management, so as to provide really and accurately basic data for consumption reduction detraction.
At present, in order to realize the fine-grained management of platform area, usually using station user identification apparatus（Also referred to as platform area user inquires about
Instrument or business generaI investigation instrument etc.）To determine the platform area information of user and separate.
Generally, station user identification apparatus is by the way of power line carrier, PLC, and Fig. 1 is a kind of existing area user identification zone
Instrument detects the schematic diagram of cable, as shown in figure 1, its operation principle is as follows：Station user identification apparatus includes main frame and handheld terminal
Two parts, between main frame and handheld terminal by the way of power line carrier, PLC.In use, main frame is arranged on into transformer to be measured
Low voltage outlet terminals on, incoming line of the operating personnel using handheld terminal in user to be tested is tested.As shown in Figure 1 with
Exemplified by three-phase, main frame is connected on transformer B low voltage outlet terminals, it is assumed that user to be tested is connected on c phase cables, hand-held end
End is also connected on c phase cables, and when main frame sends carrier signal to handheld terminal, handheld terminal can receive carrier signal and show
Corresponding information, such as transformer B identification number, place phase identification number, now show that the user to be detected belongs to by detection
Transformer B is attempted by its c phase cable.If main frame is connected on the low voltage outlet terminals of other transformers, then, work as main frame
When sending carrier signal to handheld terminal, handheld terminal should can not receive signal in principle, so can be only achieved accurate inspection
Survey the purpose of cable.
But, because carrier signal is high-frequency voltage signal, it can be propagated between adjacent lines, for complex circuit, Tai Qu
The situation of adjacent intersection is easy to misidentify；It is serious or circuit is longer for line-hit moreover, carrier signal decay is fast
User（Usually more than 2 kilometers）Platform area where user can not be differentiated.Therefore existing this method is in actual use
There are various problems, such as many become under the common high-pressure situations of short distance, and power carrier has crosstalk, and transmission range is near, by load shadow
Ring big, the problems such as common-battery cable is disturbed, transformer belt branch is more in addition, if three-phase current is detected respectively, wiring is more, work
Efficiency is low, and display uses the machine liquid crystal display, it has not been convenient in the observation of tester.
Utility model content
Technical problem to be solved in the utility model is to detect complexes there is provided a kind of platform area, with anti-interference
Ability is strong, and communication distance is remote, the features such as convenient use.
In order to solve the above technical problems, the utility model, which provides a kind of platform area, detects complexes, including it is arranged at and matches somebody with somebody
The main frame at piezoelectric transformer end and the extension set for being arranged at user terminal, are carried between the main frame and the extension set using power line
Wave communication；
Wherein, the main frame includes：
Multiple voltage terminals, for being attached with distribution transformer low-pressure end；
At least one zero sequence current mutual inductor, for being attached with distribution transformer low-pressure end, to sense distribution transformer
The pulsed current signal of device low-pressure end；
Phase detecting circuit, is connected with the multiple voltage terminal；
Main frame carrier communication circuit, is connected with the multiple voltage terminal, in power frequency zero passage to selected electricity
The sub- injected carrier signal of pressure side, or receive carrier signal；
Main frame pulse current transmission circuit, is connected with the zero sequence current mutual inductor, for receiving and dispatching pulsed current signal；
Host Central Processing Unit (CPU), is received and dispatched with the phase detecting circuit, main frame carrier communication circuit, main frame pulse current
Circuit is connected；
Main frame WIFI communication modules, are connected with the host Central Processing Unit (CPU)；
Main frame configuration display screen, is connected with the host Central Processing Unit (CPU)；
The extension set includes：
On extension set carrier communication circuit, the power line for being connected to the user terminal, for receiving and dispatching carrier signal；
On extension set pulse current transmission circuit, the power line for being connected to the user terminal, for receiving and dispatching pulsed current signal;
Extension set CPU, is connected with the extension set carrier communication circuit and extension set carrier communication circuit；
Extension set WIFI communication modules, are connected with the extension set CPU；
Extension set configuration display screen, is connected with the extension set CPU.
Wherein, the zero sequence current mutual inductor is between 2 to 21.
Wherein, the main frame configuration display screen is that more than 5.0 cun 64K RGBs configurations are touched with extension set configuration display screen
Screen.
Wherein, the main frame is communicated by main frame WIFI communication modules with host mobility terminal；The extension set passes through
Extension set WIFI communication modules are communicated with extension set mobile terminal.
Wherein, the main frame carrier communication circuit includes main frame work frequency carrier receiving circuit, main frame work frequency carrier transmission electricity
Road and main frame modulation-demodulation circuit, wherein, the main frame modulation-demodulation circuit receives electricity with the main frame work frequency carrier respectively
Road, main frame work frequency carrier transtation mission circuit and host Central Processing Unit (CPU) are connected.
Wherein, the extension set carrier communication circuit includes extension set work frequency carrier receiving circuit, extension set work frequency carrier transmission electricity
Road and extension set modulation-demodulation circuit, wherein, the extension set modulation-demodulation circuit receives electricity with the extension set work frequency carrier respectively
Road, extension set work frequency carrier transtation mission circuit and extension set CPU are connected.
Implement the utility model, with following beneficial effect：
The platform area detection complexes that the utility model is provided, are led to using pulse current method, low frequency zero passage power line carrier
The method that letter and frequency analysis are combined, it is possible to achieve the branch information detection in platform area, it is ensured that not crosstalk between platform area,
Strong antijamming capability, communication distance, can be while the quantity of detection branches, can reach 21 while adding as far as more than 3km
Branch, application scenario is widely；
Simultaneously as the wireless communication mode of wifi communications is employed, it is easy to operate and be easy to tester to observe；
As a result of configuration display screen, not only eliminate button or display interface become apparent from it is attractive in appearance.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 detects the schematic diagram of cable for a kind of existing station user identification apparatus,
The structural representation of the one embodiment for a kind of area detection complexes that Fig. 2 provides for the utility model；
Fig. 3 is the structural representation of one embodiment of main frame carrier communication circuit in Fig. 2；
Fig. 4 is the circuit theory diagrams of one embodiment of main frame phase detecting circuit in Fig. 2；
Fig. 5 is the circuit theory diagrams of one embodiment of main frame carrier communication circuit in Fig. 2；
Fig. 6 is the circuit theory diagrams of one embodiment of main frame pulse current transmission circuit in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As shown in Fig. 2 the structure of one embodiment of a kind of area detection complexes provided for the utility model is shown
It is intended to, and in the lump with reference to shown in Fig. 3 to Fig. 6, in this embodiment, this area detection complexes, including it is arranged at distribution change
The main frame 2 at the end of depressor 1 and the extension set 4 for being arranged at user terminal 3, are carried out between the main frame 2 and the extension set 4 using power line
Carrier communication；
Wherein, the main frame 2 includes：
Multiple voltage terminals 20, for being attached with the low-pressure end of distribution transformer 1, show four connection ends in figure；
At least one zero sequence current mutual inductor 21, for being attached with the low-pressure end of distribution transformer 1, to sense distribution change
The pulsed current signal of the low-pressure end of depressor 1, in one embodiment of the present utility model, of the zero sequence current mutual inductor 21
Number is between 2 to 21；
Phase detecting circuit 22, is connected with the multiple voltage terminal 20, for carrying out phase-detection, specific circuit
Circuit as shown in Figure 4 can be used；
Main frame carrier communication circuit 23, is connected with the multiple voltage terminal 20, in power frequency zero passage to selected
Voltage terminal injected carrier signal, or receive carrier signal；
Main frame pulse current transmission circuit 24, is connected with the zero sequence current mutual inductor 21, for receiving and dispatching pulse current
Signal；
Host Central Processing Unit (CPU) 25, with the phase detecting circuit 22, main frame carrier communication circuit 23, main frame pulse electricity
Stream transmission circuit 24 is connected；
Main frame WIFI communication modules 26, are connected with the host Central Processing Unit (CPU) 25, and the main frame 2 passes through main frame
WIFI communication modules 26 are communicated with a host mobility terminal 5, to show that main frame 2 is detected in host mobility terminal 5
Or the information received, wherein, the host mobility terminal 5 can be smart mobile phone, the flat board electricity such as with WIFI communication functions
The equipment such as brain；
Main frame configuration display screen 27, is connected with the host Central Processing Unit (CPU) 25, to show that main frame 2 is detected or received
The information arrived；
The extension set 4 includes：
On extension set carrier communication circuit 43, the power line for being connected to the user terminal 3, for receiving and dispatching carrier signal；
On extension set pulse current transmission circuit 44, the power line for being connected to the user terminal 3, for receiving and dispatching pulse current letter
Number;
Extension set CPU 45, is connected with the extension set carrier communication circuit 43 and extension set carrier communication circuit 44
Connect；
Extension set WIFI communication modules 46, are connected with the extension set CPU 45, and the extension set 4 passes through extension set
WIFI communication modules 46 are communicated with an extension set mobile terminal 6, to show that extension set 4 is detected on extension set mobile terminal 6
Or the information received, wherein, the extension set mobile terminal 6 can be smart mobile phone, the flat board electricity such as with WIFI communication functions
The equipment such as brain；
Extension set configuration display screen 47, is connected with the extension set CPU 45, to show that extension set 4 is detected or received
The information arrived.
Specifically, in certain embodiments, wherein the host groups state display screen 27 and extension set configuration display screen 47 can be with
Using more than 5.0 cun 64K RGB configuration touch-screens, specifically, the button of complexity can be saved using touch-screen, sky is saved
Between, with the application program of general Development of Configuration Software, work as scene（Including hardware device or system architecture）Or user's request occurs
During change, it is not required to make many changes and be readily achieved the renewal and upgrading of software；Difference can be completed using configuration display screen
The signal waveform of separate use different colours is shown, makes interface display more attractive in appearance.
Wherein, the main frame carrier communication circuit 23 includes main frame work frequency carrier receiving circuit 230, main frame work frequency carrier hair
Power transmission road 231 and main frame modulation-demodulation circuit 232, wherein, the main frame modulation-demodulation circuit 232 respectively with the main frame work
Frequency carrier wave receiving circuit 230, main frame work frequency carrier transtation mission circuit 231 and host Central Processing Unit (CPU) 25 are connected, specifically,
Main frame carrier communication circuit 23 can use the circuit in Fig. 5, and carrier information or reception carrier wave are loaded on power line to realize
Information.
Similarly, the extension set carrier communication circuit 43 also includes extension set work frequency carrier receiving circuit, extension set work frequency carrier hair
Power transmission road and extension set modulation-demodulation circuit（It is not shown）, wherein, the extension set modulation-demodulation circuit respectively with the extension set work
Frequency carrier wave receiving circuit, extension set work frequency carrier transtation mission circuit and extension set CPU are connected.
Fig. 6 shows that a main frame pulse is believed in the circuit theory diagrams of transmission circuit, the main frame pulse signal transmission circuit
Include the devices such as one-way SCR and optical coupler, it is possible to understand that, extension set pulse signal transmission circuit can also be adopted
With similar circuit.
Specifically, using main frame WIFI communication modules, main frame by WIFI not with a host mobility terminal（Such as intelligence
Mobile phone）Connection carrys out display data, wherein, main frame WIFI communication modules carry out internal communication using TTL level, improve logical
Interrogate reliability.When main frame WIFI communication modules are set to WIFI main websites, host mobility terminal (e.g., smart mobile phone) is led to
The communication crossed between the realization of main frame WIFI communication modules and host Central Processing Unit (CPU), so that in host mobility end
To realize that radio management platform distinguishes the function of branch detection means.The main frame WIFI communication modules are to be based on USB
The flush bonding module for meeting network standard, built-in TCP/IP protocol stacks, can realize between serial ports, WIFI interfaces turn
Change.Main frame WIFI communication modules can be arranged to WIFI AP patterns, as focus.The focus is except that can connect intelligence
Outside mobile phone, other can also be connected and distinguish branch detection means.
Operation principle of the present utility model approximately as：
First, to needing the user terminal of measured place, extension set is connected on the power line of user terminal；In distribution transformer
Main frame at, A, B, C three-phase in switch are intertwined using flexible current mutual inductor；
Circuit is received by extension set pulse current hair one pulse current is sent on power network；And in host side, pass through
Zero sequence current mutual inductor detects the pulsed current signal, and is detected by phase detecting circuit, so that it is determined that this have sent
The information such as platform area, transformer and the phase that the user terminal of impulse circuit is connected；
Carried in the specific carrier signal of injection at main frame carrier communication circuit control power frequency zero passage, the carrier signal
The information such as Tongchuan District, transformer and the phase stated, send it on power network, are received for the user terminal；
Corresponding extension set, the carrier signal is received by extension set carrier communication circuit from power network, demodulated processing with
And signal harmonic analyzing and processing, identify corresponding information；And shown on extension set configuration display screen or extension set mobile terminal
Show, so as to realize the detection process of platform area branch information.
Implement the utility model, with following beneficial effect：
The platform area detection complexes that the utility model is provided, are led to using pulse current method, low frequency zero passage power line carrier
The method that letter and frequency analysis are combined, it is possible to achieve the branch information detection in platform area, it is ensured that not crosstalk between platform area,
Strong antijamming capability, communication distance can easily and fast, can be detected accurately as far as more than 3km in the state of not having a power failure
Distribution transformer in common high pressure, altogether, altogether cable duct adjacent many distribution transformings platform area in the case of, judge user in which distribution transforming
Platform area powers, and differentiates which separate power supply of the user in distribute-electricity transformer district, so as to reduce economic loss, reduces line loss per unit；
Adding simultaneously can be while the quantity of detection branches, can reach 21 branches, application scenario is widely；
Simultaneously as the wireless communication mode of wifi communications is employed, it is easy to operate and be easy to tester to observe；
As a result of configuration display screen, not only eliminate button or display interface become apparent from it is attractive in appearance.
Above disclosed is only a kind of preferred embodiment of the utility model, can not limit this practicality with this certainly
New interest field, therefore the equivalent variations made according to the utility model claim, still belong to what the utility model was covered
Scope.
Claims (6)
1. complexes are detected in a kind of platform area, including are arranged at the main frame at distribution transformer end and are arranged at point of user terminal
Machine, carrier communication is carried out between the main frame and the extension set using power line；It is characterized in that：
Wherein, the main frame includes：
Multiple voltage terminals, for being attached with distribution transformer low-pressure end；
At least one zero sequence current mutual inductor is low to sense distribution transformer for being attached with distribution transformer low-pressure end
The pulsed current signal of pressure side；
Phase detecting circuit, is connected with the multiple voltage terminal；
Main frame carrier communication circuit, is connected with the multiple voltage terminal, in power frequency zero passage to selected voltage end
Sub- injected carrier signal, or receive carrier signal；
Main frame pulse current transmission circuit, is connected with the zero sequence current mutual inductor, for receiving and dispatching pulsed current signal；
Host Central Processing Unit (CPU), with the phase detecting circuit, main frame carrier communication circuit, main frame pulse current transmission circuit
It is connected；
Main frame WIFI communication modules, are connected with the host Central Processing Unit (CPU)；
Main frame configuration display screen, is connected with the host Central Processing Unit (CPU)；
The extension set includes：
On extension set carrier communication circuit, the power line for being connected to the user terminal, for receiving and dispatching carrier signal；
On extension set pulse current transmission circuit, the power line for being connected to the user terminal, for receiving and dispatching pulsed current signal;
Extension set CPU, is connected with the extension set carrier communication circuit and extension set carrier communication circuit；
Extension set WIFI communication modules, are connected with the extension set CPU；
Extension set configuration display screen, is connected with the extension set CPU.
2. a kind of platform area detection complexes as claimed in claim 1, it is characterised in that the zero sequence current mutual inductor is 2
Between individual to 21.
3. a kind of platform area detection complexes as claimed in claim 1, it is characterised in that the main frame configuration display screen is with dividing
Machine configuration display screen is more than 5.0 cun 64K RGB configuration touch-screens.
4. a kind of platform area detection complexes as described in any one of claims 1 to 3, it is characterised in that the main frame passes through
Main frame WIFI communication modules are communicated with host mobility terminal；The extension set is moved by extension set WIFI communication modules and extension set
Terminal is communicated.
5. a kind of platform area detection complexes as claimed in claim 4, it is characterised in that the main frame carrier communication circuit bag
Main frame work frequency carrier receiving circuit, main frame work frequency carrier transtation mission circuit and main frame modulation-demodulation circuit are included, wherein, the main frame
Modulation-demodulation circuit respectively with the main frame work frequency carrier receiving circuit, main frame work frequency carrier transtation mission circuit and host CPU
Reason unit is connected.
6. a kind of platform area detection complexes as claimed in claim 5, it is characterised in that the extension set carrier communication circuit bag
Extension set work frequency carrier receiving circuit, extension set work frequency carrier transtation mission circuit and extension set modulation-demodulation circuit are included, wherein, the extension set
Modulation-demodulation circuit respectively with the extension set work frequency carrier receiving circuit, extension set work frequency carrier transtation mission circuit and extension set centre
Reason unit is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098458.4U CN206540968U (en) | 2017-01-26 | 2017-01-26 | Detect complexes in a kind of platform area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098458.4U CN206540968U (en) | 2017-01-26 | 2017-01-26 | Detect complexes in a kind of platform area |
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| Publication Number | Publication Date |
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| CN206540968U true CN206540968U (en) | 2017-10-03 |
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ID=59940572
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720098458.4U Active CN206540968U (en) | 2017-01-26 | 2017-01-26 | Detect complexes in a kind of platform area |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037360A (en) * | 2017-11-10 | 2018-05-15 | 深圳供电局有限公司 | A kind of taiwan area identification device of safety and stability strong antijamming capability |
| CN109799409A (en) * | 2019-03-19 | 2019-05-24 | 深圳供电局有限公司 | A kind of differentiation branch identification device |
-
2017
- 2017-01-26 CN CN201720098458.4U patent/CN206540968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037360A (en) * | 2017-11-10 | 2018-05-15 | 深圳供电局有限公司 | A kind of taiwan area identification device of safety and stability strong antijamming capability |
| CN109799409A (en) * | 2019-03-19 | 2019-05-24 | 深圳供电局有限公司 | A kind of differentiation branch identification device |
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