CN109633485A - A kind of substation scurries into DC power supply warning device with exchange - Google Patents
A kind of substation scurries into DC power supply warning device with exchange Download PDFInfo
- Publication number
- CN109633485A CN109633485A CN201910003018.XA CN201910003018A CN109633485A CN 109633485 A CN109633485 A CN 109633485A CN 201910003018 A CN201910003018 A CN 201910003018A CN 109633485 A CN109633485 A CN 109633485A
- Authority
- CN
- China
- Prior art keywords
- circuit
- warning device
- shell
- exchange
- scurries
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
Abstract
The invention discloses a kind of exchanges of substation to scurry into DC power supply warning device, including warning device ontology, the rear surface of the warning device ontology is equipped with installing mechanism, wherein, the warning device ontology is internally provided with control system, and the control system includes sample circuit, alternating current-direct current processing circuit, amplifying circuit, filter circuit, converter, real time monitoring processor, signal preservation circuit, warning circuit, primary processor, display circuit, input circuit and WIFI module.The utility model has the advantages that the present invention, which can monitor exchange in real time, scurries into DC power system, and when DC power system is scurried into the exchange of various amplitudes within there are 10V to 250V, can alarm in time, to improve the stability and reliability of DC power system.
Description
Technical field
The present invention relates to warning device technical fields, it particularly relates to which a kind of substation scurries into DC power supply with exchange
Warning device.
Background technique
DC power system is that the system of electrical source of power is provided to protection, and how are its stability, reliability, directly affect
The working condition of protection.Lead to DC power system stability, the factor of reliability, wherein it is to influence that direct current system is scurried into exchange
One of major failure of system performance.It can directly result in false protection, to generate the serious system failure.
The product for specially solving the failure not yet domestic at present, but also some products only have a wherein a certain function and
, most of Insulation Inspection Device for Direct-Current System is the detection function for being not equipped with exchange and scurrying into；A small number of direct current systems
Although system insulation monitoring device is the function of having had exchange and scurried into alarm and route selection, but on condition that the failure that exchange is scurried into will be grown
Time exists, and can not alert within 0.5 second time, can not also carry out AC wave shape filtering, can not scurry into directly to exchange moment
Streaming system is alerted.Moreover, the isolation circuit of the general lack of sampled signal of present device, causes DC component can be to sampling
It impacts, so that the accuracy of device judgement is lower, and is unable to the tested direct current system of effective protection, it is hidden to there is safety
Suffer from.In addition, existing warning device is installed by bolt, operate it is relatively complicated, the installation for the person of being not convenient to use with
Disassembly.
Summary of the invention
Technical assignment of the invention is against the above deficiency, to provide a kind of substation with exchange and scurry into DC power supply alarm dress
It sets, to solve the problems in above-mentioned background technique.
The technical scheme of the present invention is realized as follows:
A kind of substation scurries into DC power supply warning device, including warning device ontology with exchange, the warning device ontology
Rear surface is equipped with installing mechanism with matching, and the front of the warning device ontology is provided with display screen, the display
The side of screen is equipped with several signal lamps, and the other side of the display screen is equipped with several control buttons, the display screen
Lower section several connecting terminals are installed, two groups of fixing sleeves are provided through between the two sides of the warning device ontology, wherein
The warning device ontology is internally provided with control system, the control system include sample circuit, alternating current-direct current processing circuit,
Amplifying circuit, filter circuit, converter, real time monitoring processor, signal save circuit, warning circuit, primary processor, display
Circuit, input circuit and WIFI module, the output end of the sample circuit are connect with the input terminal of the alternating current-direct current processing circuit,
The output end of the alternating current-direct current processing circuit passes sequentially through the amplifying circuit, the filter circuit and the converter and institute
The input terminal connection of real time monitoring processor is stated, the output end of the real time monitoring processor successively saves circuit with the signal
Connected with the primary processor, the primary processor successively with the warning circuit, the display circuit, the input circuit and
The WIFI module connection.
Further, the fixing sleeve is separated by partition and the element of the warning device body interior.
Further, the real time monitoring processor and the primary processor be respectively adopted ATMEGA8 single-chip microcontroller and
STM32F107 chip microcontroller.
Further, the installing mechanism includes shell, and the front of the shell and the back of the warning device ontology
Face contact, the inside of the shell is equipped with two groups of cross bars, and the both ends of the cross bar are connect with the inner wall of the shell, institute
The one end for stating cross bar is run through the shell and is connect with the rotating block for being located at the shell side, symmetrically sets on the cross bar
Two groups of opposite screw threads of threaded line are equipped with, are symmetrically arranged with the sliding block matched with the screw thread, the cunning on the cross bar
L-type fixed link is mounted at the top of block, the top of the L-type fixed link runs through the shell and extends to the shell
Top.
Further, several threaded holes are offered on the shell.
Further, the both ends of the cross bar pass through bearing block and connect with the inner wall of the shell.
Further, the sliding slot with the L-type fixed link to cooperation is offered at the top of the shell.
Further, it is mounted on limited block in the L-type fixed link in left side, in the L-type fixed link on right side
Offer the limiting slot matched with the limited block.
Beneficial effects of the present invention:
1, the present invention can monitor exchange in real time and scurry into DC power system, and when there are amplitudes various within 10V to 250V
Exchange when scurrying into DC power system, can alarm in time, to improve the stability of DC power system and reliable
Property.
2, the present invention saves circuit by signal can store the shape information that exchange is scurried into time, be conducive to staff
Further progress is researched and analysed in the future.In addition, the present invention can effectively remove DC component to signal by alternating current-direct current processing circuit
The influence of sampling effectively improves the accuracy of judgement.
3, the present invention is by being provided with installing mechanism, so that use of the staff by installing mechanism, can realize pair
The fast assembling-disassembling of warning device, so that bring fatigue sense due to multiple rotating bolt is efficiently avoided, to give work people
The work of member brings great convenience.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural representation that a kind of substation according to an embodiment of the present invention scurries into DC power supply warning device with exchange
Figure；
Fig. 2 is the partial sectional view that a kind of substation according to an embodiment of the present invention scurries into DC power supply warning device with exchange；
Fig. 3 is the knot that a kind of substation according to an embodiment of the present invention scurries into control system in DC power supply warning device with exchange
Structure block diagram；
Fig. 4 is the knot that a kind of substation according to an embodiment of the present invention scurries into installing mechanism in DC power supply warning device with exchange
Structure schematic diagram.
In figure:
1, warning device ontology；2, installing mechanism；3, display screen；4, signal lamp；5, control button；6, connecting terminal；7, fixed
Set；8, partition；9, shell；10, cross bar；11, bearing block；12, rotating block；13, screw thread；14, sliding block；15, L-type fixed link；16,
Sliding slot；17, limited block；18, limiting slot；19, sample circuit；20, alternating current-direct current processing circuit；21, amplifying circuit；22, filtered electrical
Road；23, converter；24, processor is monitored in real time；25, signal saves circuit；26, warning circuit；27, primary processor；28,
Display circuit；29, input circuit；30, WIFI module.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
The present invention will be further explained below with reference to the attached drawings and specific examples.
Embodiment one, as shown in Figure 1-3, a kind of substation according to an embodiment of the present invention scurries into DC power supply report with exchange
The rear surface of alarm device, including warning device ontology 1, the warning device ontology 1 is equipped with installing mechanism with matching
2, the front of the warning device ontology 1 is provided with display screen 3, and the side of the display screen 3 is equipped with several signal lamps 4,
The other side of the display screen 3 is equipped with several control buttons 5, several connecting terminals are installed in the lower section of the display screen 3
6, two groups of fixing sleeves 7 are provided through between the two sides of the warning device ontology 1, and the fixing sleeve 7 passes through partition 8 and institute
It states the element inside warning device ontology 1 to separate, wherein the warning device ontology 1 is internally provided with control system, described
Control system include sample circuit 19, alternating current-direct current processing circuit 20, amplifying circuit 21, filter circuit 22, converter 23, in real time
Monitoring processor 24, signal save circuit 25, warning circuit 26, primary processor 27, display circuit 28, input circuit 29 and WIFI
Module 30, wherein the real time monitoring processor 24 and the primary processor 27 be respectively adopted ATMEGA8 single-chip microcontroller and
STM32F107 chip microcontroller, the output end of the sample circuit 19 are connect with the input terminal of the alternating current-direct current processing circuit 20,
The output end of the alternating current-direct current processing circuit 20 passes sequentially through the amplifying circuit 21, the filter circuit 22 and the AD conversion
Device 23 with it is described real time monitoring processor 24 input terminal connect, it is described monitor in real time processor 24 output end successively with it is described
Signal saves circuit 25 and the primary processor 27 and connects, the primary processor 27 successively with the warning circuit 26, described aobvious
Show that circuit 28, the input circuit 29 and the WIFI module 30 connect.The present invention can monitor exchange in real time and scurry into direct current
Source system, and when DC power system is scurried into the exchange of various amplitudes within there are 10V to 250V, it can be reported in time
It is alert, to improve the stability and reliability of DC power system.In addition, the present invention can be timely by signal preservation circuit 25
The shape information that storage exchange is scurried into, being conducive to staff, further progress is researched and analysed in the future.In addition, the present invention passes through friendship
Direct current processing circuit 20 can effectively remove influence of the DC component to sample of signal, effectively improve the accuracy of judgement.
Embodiment two, as shown in figure 4, installing mechanism 2 includes shell 9, and the front of the shell 9 and the warning device
The rear-face contact of ontology 1, the inside of the shell 9 are equipped with two groups of cross bars 10, and the both ends of the cross bar 10 with the shell
The inner wall of body 9 connects, one end of the cross bar 10 run through the shell 9 and with the rotating block 12 that is located at 9 side of shell
It connects, is symmetrically arranged with two groups of opposite screw threads of threaded line 13 on the cross bar 10, is symmetrically arranged on the cross bar 10
The sliding block 14 matched with the screw thread 13, the top of the sliding block 14 are mounted on L-type fixed link 15, the L-type fixed link
15 top runs through the shell 9 and extends to the top of the shell 9.The present invention by being provided with installing mechanism 2 so that
Staff passes through the use of installing mechanism 2, the fast assembling-disassembling to warning device can be realized, to efficiently avoid because more
Secondary rotating bolt and bring fatigue sense, so that the work to staff brings great convenience.
Embodiment three, as shown in Figure 1, offering several threaded holes on the shell 9.By being provided with several screw threads
Hole, thus to shell 9 installation bring it is greatly convenient.
Example IV, as shown in figure 4, the both ends of the cross bar 10 pass through bearing block 11 and the inner wall of the shell 9 connects
It connects.
Embodiment five, as shown in figure 4, the top of the shell 9 offers the sliding slot with the L-type fixed link 15 to cooperation
16.By being provided with sliding slot 16, so that the movement for L-type fixed link 15 provides and effectively guarantees.
Embodiment six, as shown in figure 4, be mounted on limited block 17 in the L-type fixed link 15 in left side, right side it is described
The limiting slot 18 matched with the limited block 17 is offered in L-type fixed link 15.Pass through limited block 17 and limiting slot 18
It is used cooperatively, so that L-type fixed link 15 can be stable links together, to be effectively prevented from due to its shaking to peace
The use bring of mounting mechanism 2 influences.
Specific workflow: 50HZ AC power source is sampled by sample circuit 19, is passing through alternating current-direct current processing circuit
After 20 processing, the isolation of alternating current-direct current component, Phototube Coupling.Signal puts signal using amplifying circuit 21 and filter circuit 22
Big and filtering processing, then after converter 23 carries out sampling conversion, by 24 real-time monitoring data of real time monitoring processor,
And circuit 25 is saved by signal, AC signal Wave data is saved.If primary processor 27 detects generation, amplitude is big
Tested direct current system is scurried into the AC signal of 10V, i.e., is alarmed by warning circuit 26.When installation, can in advance by
Shell 9 is mounted on designated position by bolt, and then warning device ontology 1 is placed on shell 9, rotates rotating block 12,
So that the relative motion between band movable slider 14 under the action of screw thread of cross bar 10, so that it drives between L-type fixed link 15
Relative motion, and be inserted into fixing sleeve 7, it can complete to report when the limited block 17 in L-type fixed link 15 is inserted into limiting slot 18
The fixation of alarm device when disassembly, inverts rotating block 12.
In conclusion by means of above-mentioned technical proposal of the invention, use through the invention can monitor exchange in real time
DC power system is scurried into, and when DC power system is scurried into the exchange of various amplitudes within there are 10V to 250V, it can
It alarms in time, to improve the stability and reliability of DC power system.In addition, the present invention saves circuit by signal
25 can store the shape information that exchange is scurried into time, and being conducive to staff, further progress is researched and analysed in the future.In addition, this
Invention can effectively remove influence of the DC component to sample of signal by alternating current-direct current processing circuit 20, effectively improve the accurate of judgement
Property.In addition, the present invention is by being provided with installing mechanism 2, so that staff passes through the use of installing mechanism 2, can realize pair
The fast assembling-disassembling of warning device, so that bring fatigue sense due to multiple rotating bolt is efficiently avoided, to give work people
The work of member brings great convenience.
The technical personnel in the technical field can readily realize the present invention with the above specific embodiments,.But it answers
Work as understanding, the present invention is not limited to above-mentioned specific embodiments.On the basis of the disclosed embodiments, the technical field
Technical staff can arbitrarily combine different technical features, to realize different technical solutions.
Claims (8)
1. a kind of substation scurries into DC power supply warning device with exchange, which is characterized in that including warning device ontology (1), institute
The rear surface for stating warning device ontology (1) is equipped with installing mechanism with matching (2), the warning device ontology (1)
Front is provided with display screen (3), and the side of the display screen (3) is equipped with several signal lamps (4), the display screen (3)
The other side is equipped with several control buttons (5), several connecting terminals (6), the report are installed in the lower section of the display screen (3)
Two groups of fixing sleeves (7) are provided through between the two sides of alarm device ontology (1), wherein the inside of the warning device ontology (1)
Be provided with control system, the control system include sample circuit (19), alternating current-direct current processing circuit (20), amplifying circuit (21),
Filter circuit (22), converter (23), real time monitoring processor (24), signal save circuit (25), warning circuit (26), master
Processor (27), display circuit (28), input circuit (29) and WIFI module (30), the output end of the sample circuit (19) with
The input terminal of the alternating current-direct current processing circuit (20) connects, and the output end of the alternating current-direct current processing circuit (20) passes sequentially through described
The input of amplifying circuit (21), the filter circuit (22) and the converter (23) and real time monitoring processor (24)
The output end of end connection, real time monitoring processor (24) successively saves circuit (25) and the primary processor with the signal
(27) connect, the primary processor (27) successively with the warning circuit (26), the display circuit (28), the input circuit
(29) it is connected with the WIFI module (30).
2. a kind of substation according to claim 1 scurries into DC power supply warning device with exchange, which is characterized in that described
Fixing sleeve (7) is separated by partition (8) element internal with the warning device ontology (1).
3. a kind of substation according to claim 1 scurries into DC power supply warning device with exchange, which is characterized in that described
ATMEGA8 single-chip microcontroller is respectively adopted in real time monitoring processor (24) and the primary processor (27) and STM32F107 single-chip microcontroller is real
It is existing.
4. a kind of substation according to claim 1 scurries into DC power supply warning device with exchange, which is characterized in that described
Installing mechanism (2) includes shell (9), and the front of the shell (9) and the rear-face contact of the warning device ontology (1), institute
The inside for stating shell (9) is equipped with two groups of cross bars (10), and the both ends of the cross bar (10) connect with the inner wall of the shell (9)
It connects, one end of the cross bar (10) is run through the shell (9) and connected with the rotating block (12) for being located at the shell (9) side
It connects, two groups of opposite screw threads of threaded line (13), symmetrical set on the cross bar (10) is symmetrically arranged on the cross bar (10)
Equipped with the sliding block (14) matched with the screw thread (13), L-type fixed link (15), institute are mounted at the top of the sliding block (14)
The top for stating L-type fixed link (15) runs through the shell (9) and extends to the top of the shell (9).
5. a kind of substation according to claim 4 scurries into DC power supply warning device with exchange, which is characterized in that described
Shell offers several threaded holes on (9).
6. a kind of substation according to claim 4 scurries into DC power supply warning device with exchange, which is characterized in that described
The both ends of cross bar (10) pass through bearing block (11) and connect with the inner wall of the shell (9).
7. a kind of substation according to claim 4 scurries into DC power supply warning device with exchange, which is characterized in that described
The sliding slot (16) with L-type fixed link (15) Xiang Peihe is offered at the top of shell (9).
8. a kind of substation according to claim 4 scurries into DC power supply warning device with exchange, which is characterized in that left side
The L-type fixed link (15) on be mounted on limited block (17), offered on the L-type fixed link (15) on right side and institute
State the limiting slot (18) that limited block (17) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003018.XA CN109633485A (en) | 2019-01-03 | 2019-01-03 | A kind of substation scurries into DC power supply warning device with exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003018.XA CN109633485A (en) | 2019-01-03 | 2019-01-03 | A kind of substation scurries into DC power supply warning device with exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109633485A true CN109633485A (en) | 2019-04-16 |
Family
ID=66056546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910003018.XA Pending CN109633485A (en) | 2019-01-03 | 2019-01-03 | A kind of substation scurries into DC power supply warning device with exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109633485A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316883A (en) * | 2014-11-05 | 2015-01-28 | 国网辽宁省电力有限公司鞍山供电公司 | Alternating current entering alarming device of transformer substation direct current power source system |
| CN206848388U (en) * | 2017-05-27 | 2018-01-05 | 国网浙江省电力公司温州供电公司 | A kind of straight-flow system exchange is scurried into and insulation detection device |
| CN108181586A (en) * | 2018-01-15 | 2018-06-19 | 丁文海 | A kind of electromagnetic drive type dual-axle motor precompressed detects autoalarm |
-
2019
- 2019-01-03 CN CN201910003018.XA patent/CN109633485A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316883A (en) * | 2014-11-05 | 2015-01-28 | 国网辽宁省电力有限公司鞍山供电公司 | Alternating current entering alarming device of transformer substation direct current power source system |
| CN206848388U (en) * | 2017-05-27 | 2018-01-05 | 国网浙江省电力公司温州供电公司 | A kind of straight-flow system exchange is scurried into and insulation detection device |
| CN108181586A (en) * | 2018-01-15 | 2018-06-19 | 丁文海 | A kind of electromagnetic drive type dual-axle motor precompressed detects autoalarm |
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Application publication date: 20190416 |
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