CN208239585U - A kind of divide-shut brake coil fault diagnostic device - Google Patents
A kind of divide-shut brake coil fault diagnostic device Download PDFInfo
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- CN208239585U CN208239585U CN201820540369.5U CN201820540369U CN208239585U CN 208239585 U CN208239585 U CN 208239585U CN 201820540369 U CN201820540369 U CN 201820540369U CN 208239585 U CN208239585 U CN 208239585U
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- divide
- shut brake
- brake coil
- module
- data acquisition
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- 238000003745 diagnosis Methods 0.000 abstract description 20
- 238000004870 electrical engineering Methods 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000005314 correlation function Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 230000004301 light adaptation Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
Abstract
The utility model relates to electrical engineering technical fields, disclose a kind of divide-shut brake coil fault diagnostic device, control module, data acquisition module and power module including being stored with divide-shut brake coil current envelope, control module is electrically connected with data acquisition module, the output end of data acquisition module is electrically connected with the input terminal of power module, the output end of power module with divide-shut brake coil for being electrically connected, and the first input end of data acquisition module with divide-shut brake coil for being electrically connected.Control module controls power module by data acquisition module and provides voltage for divide-shut brake coil to be measured, the current curve of data collecting module collected divide-shut brake coil to be measured, control module is according to the current curve of acquisition and the positional relationship of divide-shut brake coil current envelope, fault diagnosis is carried out to divide-shut brake coil to be measured, it realizes and fault diagnosis is carried out to divide-shut brake coil automatically, the efficiency of fault diagnosis is improved, there is good adaptability and scalability.
Description
Technical field
The utility model relates to electrical engineering technical fields, more particularly to a kind of divide-shut brake coil fault diagnostic device.
Background technique
Breaker is a kind of electric current that can be carried, cut-off and close under normal loop condition, and can be defined
Time interior carrying, the switching device for cut-offfing and closing the electric current under abnormal loop condition, as electricity important in electric system
One of power equipment has been widely used in industry, agricultural, communications and transportation, national defence, culture, education and public health, finance, business, outing dress
The fields such as business and people's lives.
In the power system, when there is breaker misaction, it will influence the normal work of electric system, or even meeting
Lead to serious power grid accident.And the failure that breaker occurs in the process of running can pass through the divide-shut brake coil current of breaker
Curve reflects, and therefore, research divide-shut brake coil current curve is significant for the failure for finding breaker early.Mesh
Before, the electric current of artificial means measurement divide-shut brake coil is generallyd use, to obtain the current curve of divide-shut brake coil, and to acquisition
Current curve is analyzed, and therefore, leads to the low efficiency that fault diagnosis is carried out to divide-shut brake coil.
Utility model content
The purpose of the utility model is to provide a kind of divide-shut brake coil fault diagnostic devices, can be realized automatic collection division
The electric current of brake cable circle is simultaneously analyzed, and is realized and is carried out fault diagnosis to divide-shut brake coil automatically, improves the effect of fault diagnosis
Rate, and there is good adaptability and scalability.
In order to solve the above-mentioned technical problem, the utility model provides a kind of divide-shut brake coil fault diagnostic device, including deposits
Contain the control module of divide-shut brake coil current envelope, electric current for acquiring divide-shut brake coil data acquisition module and
For the power module for divide-shut brake coil power supply, the control module is electrically connected with the data acquisition module, the data
The output end of acquisition module is electrically connected with the input terminal of the power module, and the output end of the power module is used for and divide-shut brake
Coil electrical connection, the first input end of the data acquisition module with divide-shut brake coil for being electrically connected.
Preferably, the divide-shut brake coil fault diagnostic device further includes current transformer, the data acquisition
The first input end of module is electrically connected by the current transformer with the divide-shut brake coil.
Preferably, the divide-shut brake coil fault diagnostic device further includes relay, the data acquisition module
Output end be electrically connected with the input terminal of the power module by the relay.
Preferably, the control module is computer.
Preferably, the data acquisition module is data collecting card.
The present invention provides a kind of divide-shut brake coil fault diagnostic device, including being stored with divide-shut brake coil current envelope
Control module, the data acquisition module of electric current for acquiring divide-shut brake coil and for the power supply for divide-shut brake coil power supply
Module, the control module are electrically connected with the data acquisition module, the output end of the data acquisition module and the power supply
The input terminal of module is electrically connected, and the output end of the power module with divide-shut brake coil for being electrically connected, the data acquisition module
The first input end of block with divide-shut brake coil for being electrically connected.When the use divide-shut brake coil fault diagnostic device is to be measured point
When closing coil carries out fault diagnosis, it is to be measured that the control module, which controls the power module by the data acquisition module,
Divide-shut brake coil provides voltage, meanwhile, by the current curve of data collecting module collected divide-shut brake coil to be measured, and will
The current curve data of acquisition are sent to the control module, and the control module is according to the current curve of acquisition and is stored in
The positional relationship of divide-shut brake coil current envelope in the control module carries out failure to the divide-shut brake coil to be measured and examines
It is disconnected, to realize the electric current of automatic collection divide-shut brake coil and be analyzed, and then realizes and divide-shut brake coil is carried out automatically
Fault diagnosis, this improves the efficiency of fault diagnosis, and the divide-shut brake coil fault diagnostic device has good adaptation
Property and scalability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the divide-shut brake coil fault diagnostic device in the utility model embodiment.
Wherein, 1, control module；2, data acquisition module；3, power module；4, current transformer；5, relay；6, divide
Closing coil.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
As shown in connection with fig. 1, the utility model embodiment provides a kind of divide-shut brake coil fault diagnostic device, including is stored with
The control module 1 of divide-shut brake coil current envelope, electric current for acquiring divide-shut brake coil data acquisition module 2 and use
In the power module 3 for divide-shut brake coil power supply, the control module 1 is electrically connected with the data acquisition module 2, the data
The output end of acquisition module 2 is electrically connected with the input terminal of the power module 3, and the output end of the power module 3 is used for and divides
Closing coil 6 is electrically connected, and the first input end of the data acquisition module 2 with divide-shut brake coil 6 for being electrically connected.
In the utility model embodiment, when the use divide-shut brake coil fault diagnostic device is to divide-shut brake coil to be measured
When carrying out fault diagnosis, it is division to be measured that the control module 1, which controls the power module 3 by the data acquisition module 2,
Brake cable circle provides voltage, meanwhile, the current curve of divide-shut brake coil to be measured is acquired by the data acquisition module 2, and will adopt
The current curve data of collection are sent to the control module 1, current curve and storage of the control module 1 according to acquisition
The positional relationship of divide-shut brake coil current envelope in the control module 1 carries out event to the divide-shut brake coil to be measured
Barrier diagnosis, to realize the electric current of automatic collection divide-shut brake coil and be analyzed, and then realizes automatically to divide-shut brake coil
Fault diagnosis is carried out, this improves the efficiency of fault diagnosis, and the divide-shut brake coil fault diagnostic device is with good
Adaptability and scalability.
In the utility model embodiment, divide-shut brake coil 6 is acquired by the data acquisition module 2 in order to realize
Electric current, the diagnostic device of divide-shut brake coil fault described in the present embodiment further include current transformer 4, the data acquisition module 2
First input end be electrically connected with the divide-shut brake coil 6 by the current transformer 4.By the way that the current transformer is arranged
4, and the first input end of the data acquisition module 2 is made to be electrically connected by the current transformer 4 with the divide-shut brake coil 6
Connect, make it possible to induce by the current transformer 4 divide-shut brake coil 6 it is in operating status when electric current, and pass through institute
It states data acquisition module 2 and acquires the electric current that the current transformer 4 induces, pass through the data acquisition module 2 to realize
Acquire the electric current of divide-shut brake coil 6.
In the utility model embodiment, the type of the current transformer 4 can be set according to actual use situation
Set, only need to meet guarantee to induce by the current transformer 4 divide-shut brake coil 6 it is in operating status when electric current i.e.
It can.In order to make to design and simplify the structure, to reduce cost, current transformer 4 described in the present embodiment is Hall current mutual inductance
Device.
In the utility model embodiment, the divide-shut brake coil fault diagnostic device further includes relay 5, the data
The output end of acquisition module 2 is electrically connected by the relay 5 with the input terminal of the power module 2.By be arranged it is described after
Electric appliance 5, and the output end of the data acquisition module 2 is made to be electrically connected by the input terminal of the relay 5 and the power module 3
It connects, so that can control the data acquisition module 2 after the control module 1 obtains control instruction and generate to the relay
The pulse voltage of device 5, so that the relay 5 is attracted, so that the control loop of the contactor in the power module 3 be made to close
It closes, and then realizes the power module 3 for the power supply of divide-shut brake coil 6.
In the utility model embodiment, the type of the control module 1 can only be needed according to actual use situation setting
Meeting the control module 1 can be realized correlation function in the present embodiment.In order to make to design and simplify the structure, with
Cost is reduced, control module 1 described in the present embodiment is computer.
In the utility model embodiment, the type of the data acquisition module 2 can also according to actual use situation into
Row setting, need to only meet the control module 1 can be realized correlation function in the present embodiment.In order to further make to set
It counts and simplifies the structure, to reduce cost, data acquisition module 2 described in the present embodiment is data collecting card.
In the utility model embodiment, the type of the power module 3 can also be set according to actual use situation
It sets, need to only meet and guarantee through the power module 3 to be the power supply of divide-shut brake coil 6.Power supply described in the present embodiment
Module 3 is power cabinet.
In the utility model embodiment, the course of work of the divide-shut brake coil fault diagnostic device, specific manifestation are as follows:
After the control module 1 obtains control instruction, controls the data acquisition module 2 and generates pulse voltage to the relay 5,
So that the relay 5 is attracted, so that the control loop of the contactor in the power module 3 be made to be closed, the power supply is realized
Module 3 is the power supply of divide-shut brake coil 6；At this point, divide-shut brake coil 6 is powered and acts, the current transformer 5 induces division
Electric current when brake cable circle 6 is in operating status, the electric current of divide-shut brake coil 6 is acquired by the data acquisition module 2, and is sent
To in the control module 1.
In the utility model embodiment, it should be noted that the control module 1 is stored with divide-shut brake coil current packet
Winding thread, specific manifestation are as follows: the control module 1 first passes through the normal division that the data acquisition module 2 acquires various models in advance
The electric current of brake cable circle is simultaneously analyzed, and obtains divide-shut brake coil current envelope, and store.Specifically, the control mould
Block 1 obtain control instruction after, by the data acquisition module 2, the relay 5 control the power module 3 be it is described just
Normal divide-shut brake coil is powered；At the same time, the data acquisition module 2 is by the current transformer 4 to same model
The normal divide-shut brake coil electric current carry out multiple repairing weld, and by the electric current of the normal divide-shut brake coil of acquisition send
To the control module 1, to obtain the normal current curve of a plurality of normal divide-shut brake coil；1 base of control module
It is calculated in a plurality of normal current curve and obtains the average current curve, while obtained based on average current curve calculating
Standard deviation is obtained, and using the standard deviation as the dispersion degree；Then the average current curve is made to add and subtract respectively a times
The dispersion degree, obtain in envelope, wherein a be 3~5；And the average current curve is made to add and subtract respectively
B times of the dispersion degree obtains enveloping outer enclosure, wherein the b is 7~9；Described point of the storage of control module 1 acquisition
Closing coil current envelope curve, wherein the divide-shut brake coil current envelope includes the interior envelope and the external envelope
Line.The control module 1 obtains the divide-shut brake coil current packet of the normal divide-shut brake coil of other models according to identical method
Winding thread, and store, to form divide-shut brake coil current fingerprint base.In the present embodiment, it should be noted that due to different model
Divide-shut brake coil have differences, therefore, a and the b can be carried out according to the otherness of different model divide-shut brake coil
Adjustment, to ensure the accuracy of divide-shut brake coil fault diagnosis.
In the utility model embodiment, by the divide-shut brake coil fault diagnostic device to divide-shut brake coil to be measured into
The process of row diagnosis, specific manifestation are as follows:
The control module 1 acquires the current curve of divide-shut brake coil to be measured by the data acquisition module 2, and according to
The current curve of the divide-shut brake coil to be measured and the divide-shut brake coil current fingerprint base, to the divide-shut brake coil to be measured into
Row fault diagnosis.Specifically, after the control module 1 obtains control instruction, pass through the data acquisition module 2, the relay
It is that the divide-shut brake coil to be measured is powered that device 5, which controls the power module 3,；At the same time, the data acquisition module 4 is adopted
Collect the electric current of the divide-shut brake coil to be measured, and the electric current of the divide-shut brake coil to be measured of acquisition is sent to the control mould
Block 1, to obtain the current curve of the divide-shut brake coil to be measured；The control module 1 is according to the divide-shut brake coil to be measured
Current curve and the positional relationship of corresponding enveloping outer enclosure and interior envelope in the divide-shut brake coil current fingerprint base it is raw
At diagnostic result, wherein the model of the divide-shut brake coil to be measured is corresponding with the enveloping outer enclosure and interior envelope normal
The model of divide-shut brake coil is identical.
Specifically, the control module 1 judges whether the current curve of the divide-shut brake coil to be measured exceeds the interior packet
The range of winding thread；If range of the current curve without departing from the interior envelope of the divide-shut brake coil to be measured, the control
Module 1 generates the normal diagnostic result of divide-shut brake coil, i.e., the described divide-shut brake coil to be measured is normal；If the division to be measured
The current curve of brake cable circle exceed the interior envelope range, then judge the divide-shut brake coil to be measured current curve whether
Range beyond the enveloping outer enclosure；If so, the control module 1 generates the diagnostic result that divide-shut brake coil breaks down,
And issue warning signal, remind user to check the divide-shut brake coil to be measured；If it is not, then the control module 1 generates
Divide-shut brake coil has the diagnostic result of incipient fault, and issues alarm signal, reminds user to the division brake cable to be measured
Circle is overhauled or is replaced, and completion diagnoses divide-shut brake coil to be measured.Therefore, the embodiment of the present invention divide-shut brake coil event
Hindering diagnostic device can be in the dispersibility for the otherness and same model divide-shut brake coil for considering different model divide-shut brake coil
In the case where, fault diagnosis is carried out to divide-shut brake coil, it is ensured that the accuracy of fault diagnosis result, and there is good adaptation
Property.
To sum up, the utility model originally provides a kind of divide-shut brake coil fault diagnostic device, including is stored with divide-shut brake coil
The control module 1 of current envelope curve, the data acquisition module 2 of electric current for acquiring divide-shut brake coil and for being divide-shut brake
The power module 3 of coil power supply, the control module 1 are electrically connected with the data acquisition module 2, the data acquisition module 2
Output end be electrically connected with the input terminal of the power module 3, the output end of the power module 3 is used for and divide-shut brake coil 6
Electrical connection, the first input end of the data acquisition module 2 with divide-shut brake coil 6 for being electrically connected.The control module 1 passes through
The data acquisition module 2 controls the power module 3 and provides voltage for divide-shut brake coil to be measured, meanwhile, pass through the data
Acquisition module 2 acquires the current curve of divide-shut brake coil to be measured, and the current curve data of acquisition are sent to the control mould
Block 1, the control module 1 is according to the current curve of acquisition and the divide-shut brake coil current being stored in the control module 1
The positional relationship of envelope carries out fault diagnosis to the divide-shut brake coil to be measured, to realize automatic collection divide-shut brake coil
Electric current and analyzed, and then realize automatically to divide-shut brake coil carry out fault diagnosis, this improves fault diagnosises
Efficiency, and the divide-shut brake coil fault diagnostic device has good adaptability and scalability.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (6)
1. a kind of divide-shut brake coil fault diagnostic device, which is characterized in that including being stored with divide-shut brake coil current envelope
Control module, the data acquisition module of electric current for acquiring divide-shut brake coil and for the power supply for divide-shut brake coil power supply
Module, the control module are electrically connected with the data acquisition module, the output end of the data acquisition module and the power supply
The input terminal of module is electrically connected, and the output end of the power module with divide-shut brake coil for being electrically connected, the data acquisition module
The first input end of block with divide-shut brake coil for being electrically connected.
2. divide-shut brake coil fault diagnostic device as described in claim 1, which is characterized in that the divide-shut brake coil fault is examined
Disconnected device further includes current transformer, and the first input end of the data acquisition module passes through the current transformer and divide-shut brake
Coil electrical connection.
3. divide-shut brake coil fault diagnostic device as described in claim 1, which is characterized in that the divide-shut brake coil fault is examined
Disconnected device further includes relay, the input that the output end of the data acquisition module passes through the relay and the power module
End electrical connection.
4. divide-shut brake coil fault diagnostic device as described in any one of claims 1-3, which is characterized in that the control module
For computer.
5. divide-shut brake coil fault diagnostic device as described in any one of claims 1-3, which is characterized in that the data acquisition
Module is data collecting card.
6. divide-shut brake coil fault diagnostic device as described in any one of claims 1-3, which is characterized in that the power module
For power cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540369.5U CN208239585U (en) | 2018-04-16 | 2018-04-16 | A kind of divide-shut brake coil fault diagnostic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540369.5U CN208239585U (en) | 2018-04-16 | 2018-04-16 | A kind of divide-shut brake coil fault diagnostic device |
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| Publication Number | Publication Date |
|---|---|
| CN208239585U true CN208239585U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820540369.5U Active CN208239585U (en) | 2018-04-16 | 2018-04-16 | A kind of divide-shut brake coil fault diagnostic device |
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| CN (1) | CN208239585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007220A (en) * | 2019-03-28 | 2019-07-12 | 南方电网科学研究院有限责任公司 | A kind of breaker mechanism operating status diagnostic method and device |
-
2018
- 2018-04-16 CN CN201820540369.5U patent/CN208239585U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007220A (en) * | 2019-03-28 | 2019-07-12 | 南方电网科学研究院有限责任公司 | A kind of breaker mechanism operating status diagnostic method and device |
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Effective date of registration: 20200518 Address after: 510663 Building 3, 4, 5 and 3 of Building J1, 11 Kexiang Road, Science City, Luogang District, Guangzhou City, Guangdong Province Co-patentee after: CHINA SOUTHERN POWER GRID Co.,Ltd. Patentee after: ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID Address before: 510670 No. 11 Kexiang Road, Science City, Huangpu District, Guangzhou City, Guangdong Province Patentee before: ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID |