CN206818809U - A kind of transforming plant DC circuit test device - Google Patents
A kind of transforming plant DC circuit test device Download PDFInfo
- Publication number
- CN206818809U CN206818809U CN201720396347.1U CN201720396347U CN206818809U CN 206818809 U CN206818809 U CN 206818809U CN 201720396347 U CN201720396347 U CN 201720396347U CN 206818809 U CN206818809 U CN 206818809U
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- China
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- processing unit
- central processing
- transforming plant
- test device
- resistance
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Abstract
A kind of transforming plant DC circuit test device provided by the utility model,Power supply is powered by central processing unit to current converter,Central processing unit control electric current converter works,Regulation button adjusts the resistance of variable resistance by central processing unit,Resistance output port electrically connects with variable resistance,Alternating current output port electrically connects with current converter,The transforming plant DC circuit test device can export different resistance using variable resistance,Technical staff easily can be tested transforming plant DC circuit,In addition,The transforming plant DC circuit test device can export alternating current using current converter,Technical staff easily can seal in the alternating current in transforming plant DC circuit,To detect whether the protection device of transforming plant DC circuit can be operating normally,Relative to prior art,Technical staff is when testing transforming plant DC circuit,More equipment need not be used to be readily achieved test,It is easy to operate.
Description
Technical field
It the utility model is related to electrical network field aid, more particularly to a kind of transforming plant DC circuit test device.
Background technology
Transformer station direct current system is one of Core equipment of transformer station, and straight-flow system is mainly used in providing directly to distribution component
Electric current is flowed, to ensure distribution component normal operation, and then ensures power network normal operation.Transformer station, should in normal phase running
Easily malfunctioned for the protection device in straight-flow system, especially when straight-flow system seals in alternating current, this malfunction
It is more frequent.Therefore, usually need to access resistance to straight-flow system when safeguarding straight-flow system or seal in alternating current,
It is whether reliable to detect the protection of the protection device in DC current system.
In the prior art when testing straight-flow system, it is necessary to using a variety of auxiliary equipments, if desired for direct current system
During system access resistance, it may be necessary to the resistance of several different resistances is accessed, to test transformer station direct current system, detection
Whether the protection device of straight-flow system can be operating normally.In addition, friendship is also sealed in straight-flow system when testing straight-flow system
Electric current is flowed, to detect the protection device of straight-flow system whether can be with normal work.Therefore, straight-flow system is tested in the prior art
When the auxiliary equipment that uses it is more, be unfavorable for the operation of technical staff.
The content of the invention
A kind of transforming plant DC circuit test device provided by the utility model, it is intended to overcome in the prior art to power station direct
It is more using equipment when streaming system is tested, it is unfavorable for the deficiency of technical staff's operation.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme that：A kind of transforming plant DC circuit is surveyed
Trial assembly is put, including housing, and power supply, central processing unit, variable resistance, the direct current circulation by power supply are provided with the housing
The current converter of alternating current is changed to, the housing is provided with display, Temperature Humidity Sensor, regulation variable resistance resistance
Regulation button, resistance output port, alternating current output port and the indicator lamp of value, the current converter is by central processing unit
Work is controlled, the power supply is powered to Temperature Humidity Sensor, current converter, indicator lamp respectively by central processing unit, described
Temperature Humidity Sensor and central processing unit communication, the display control work by central processing unit, and the regulation button passes through
Central processing unit adjusts the resistance value of variable resistance, and the indicator lamp controls work by central processing unit, the transforming plant DC
Test device also includes memory, the memory and central processing unit communication, the resistance output port and variable resistance
Electrical connection, the alternating current output port are electrically connected with current converter, also concatenated between the power supply and central processing unit
There is power switch, be further fixed on controlling the current output resistance of transforming plant DC circuit test device or alternating current on the housing
The function switch key of stream, the function switch key and central processing unit communication.
A kind of optional scheme, the power supply are battery, and detection is serially connected between the battery and central processing unit
The coulometric detector of electric quantity of power supply, the coulometric detector and central processing unit communication.Battery can carry out repeatedly charging and
Electric discharge, optimize the performance of transforming plant DC circuit test device.Coulometric detector mainly for detection of battery electricity
Amount, to prompt technical staff to charge a battery in time, the parameter that coulometric detector detects controls display by central processing unit
Device shows that technical staff can intuitively observe the electricity of battery, easy to use.
A kind of optional scheme, data output being additionally provided with the housing, the data output communicates with memory,
The intraoral plug for being provided with closed data delivery outlet of the data output, the plug are fixed on housing by flexible filaments.Number
Technical staff is allowd easily to utilize miscellaneous equipment to read or replicate the data of memory memory storage according to the setting of delivery outlet,
Optimize a kind of performance of transforming plant DC circuit test device.In addition, the setting of plug can avoid debris from damaging number
According to interface, the service life of data-interface is extended.
A kind of optional scheme, the housing include the lower half with accommodating chamber and cover the first half of accommodating chamber, institute
State together with the first half is fixed by screws in lower half, sealing gasket is provided between the first half and lower half, it is described warm and humid
Degree sensor is fixed by screws on the first half.Together with the first half is fixed by screws in lower half, housing is assembled or beaten
Open it is easy to operate, beneficial to the maintenance of transforming plant DC circuit test device.
A kind of optional scheme, the display are fixed on the first half, and observation display is offered on the first half
Observation panel, the transparent panel of closing observation panel is additionally provided with the first half, the transparent panel is fixed by screws in the first half
On, the display is fixed by screws on the first half, and the upper portion is between display and transparent panel, the upper half
Portion is provided with the cell body for accommodating transparent panel.Transparent panel is used to protect display, avoids display from being damaged by accident collision, extends
The service life of display.The setting of cell body can be effectively prevented from the surface of the transparent panel protrusion first half, optimize power transformation
The performance for current circuit test device of standing erectly.
Compared with prior art, a kind of transforming plant DC circuit test device provided by the utility model, have following excellent
Point：Power supply is powered by central processing unit to current converter, and central processing unit control electric current converter work, regulation button is led to
The resistance of central processing unit regulation variable resistance is crossed, resistance output port electrically connects with variable resistance, alternating current output
Port electrically connects with current converter, and the transforming plant DC circuit test device can export different electricity using variable resistance
Resistance, technical staff easily can be tested transforming plant DC circuit, in addition, the transforming plant DC circuit test device is sharp
Alternating current can be exported with current converter, the alternating current easily can be sealed in transforming plant DC circuit by technical staff
In, to detect whether the protection device of transforming plant DC circuit can be operating normally, relative to prior art, technical staff is right
When transforming plant DC circuit is tested, it is not necessary to test can be readily achieved using more equipment, it is easy to operate.
Temperature Humidity Sensor is used for temperature, the humidity for detecting environment, and memory is used to store variable resistance, electric current conversion
The resistance value of device output, current parameters, are easy to technical staff subsequently to consult, analyze.Display be provided for show resistance value,
Current parameters, temperature, humidity parameter, be advantageous to the observation of technical staff, optimize making for transforming plant DC circuit test device
Use performance.
Brief description of the drawings
Accompanying drawing 1 is a kind of front view of transforming plant DC circuit test device of the utility model；
Accompanying drawing 2 is the top view of accompanying drawing 1；
Accompanying drawing 3 is a kind of structured flowchart of transforming plant DC circuit test device of the utility model.
Embodiment
Below in conjunction with the accompanying drawings, a kind of transforming plant DC circuit test device of the present utility model is described further.With
Lower embodiment is only used for helping skilled in the art to understand the utility model, is not to limitation of the present utility model.
The distribution component that DC circuit in transformer station is mainly used in into transformer station provides direct current energy, therefore, power transformation
DC circuit in standing answers reliable operation, causes distribution component to damage or malfunction to avoid DC circuit failure, Jin Erzao
Into grid power blackout.Transformer station should be tested DC circuit in During Process of Long-term Operation, to judge DC circuit in transformer station
Protection device whether can be with normal work.The test is mainly the resistance of different resistances to be sealed in into DC circuit and to direct current
Alternating current is sealed in circuit.
As shown in Figure 1 and Figure 2, a kind of transforming plant DC circuit test device, including housing 1, the housing 1 include having
The lower half 20 of accommodating chamber and the first half 19 for covering accommodating chamber, the first half 19 are fixed by screws in one with lower half 20
Rising, sealing gasket 21 is provided between the first half 19 and lower half 20, sealing gasket 21 can be bonded on the first half 19, in order to
The assembling of housing 1；
As shown in figure 3, be provided with the housing 1 power supply 2, central processing unit 3, variable resistance 4, by the straight of power supply 2
Stream electric current is converted to the current converter 5 of alternating current, and the power supply 2 be battery, the battery and central processing unit 3 it
Between be serially connected with the coulometric detector 15 of the detection electricity of power supply 2, the coulometric detector 15 communicates with central processing unit 3, centre
Reason device 3, variable resistance 4, current converter 5 are common unit of the prior art, the not reinflated narration of its structure；
As shown in figure 3, the housing 1 is provided with display 6, Temperature Humidity Sensor 7, the regulation resistance value of variable resistance 4
Regulation button 8, resistance output port 9, alternating current output port 10 and indicator lamp 11, display 6 and temperature sensor are equal
For ordinary construction of the prior art, herein not reinflated narration, the resistance output port 9 electrically connects with variable resistance 4,
The alternating current output port 10 electrically connects with current converter 5；
As shown in Figure 1, Figure 2, Figure 3 shows, the Temperature Humidity Sensor 7 is fixed by screws on the first half 19, in favor of temperature
The detection temperature parameter of humidity sensor 7 and humidity parameter, the display 6 are fixed on the first half 19, on the first half 19
The observation panel of observation display 6 is offered, the transparent panel 22 of closing observation panel, the transparent panel are additionally provided with the first half 19
22 are fixed by screws on the first half 19, and the display 6 is fixed by screws on the first half 19, the first half 19
Between display 6 and transparent panel 22, the first half 19 is provided with the cell body for accommodating transparent panel 22；
As shown in Figure 1, Figure 3, display 6 is used for resistance value, the alternating current output end for showing that resistance output port 9 exports
The electricity that the temperature value and humidity value, coulometric detector 15 that current values, the Temperature Humidity Sensor 7 of the output of mouth 10 detect detect
Value, the setting of display 6 allow technical staff easily to check various parameters；
As shown in figure 3, the current converter 5 controls work by central processing unit 3, the power supply 2 passes through central processing
Device 3 is powered to Temperature Humidity Sensor 7, current converter 5, indicator lamp 11 respectively, and indicator lamp 11 is LED, primarily serves instruction
Effect；
As shown in figure 3, the Temperature Humidity Sensor 7 communicates with central processing unit 3, the display 6 is by central processing unit 3
Work is controlled, to show parameter that Temperature Humidity Sensor 7 detects, the regulation button 8 adjusts variable by central processing unit 3
The resistance value of resistor 4, the indicator lamp 11 control work by central processing unit 3；
As shown in Figure 1, Figure 3, the transforming plant DC test device also includes memory 12, the memory 12 and centre
Reason device 3 communicates, and data output 16 is additionally provided with the housing 1, the data output 16 communicates with memory 12, the number
According to the plug 17 that closed data delivery outlet 16 is provided with delivery outlet 16, the plug 17 is fixed on housing 1 by flexible filaments 18
On, the setting of memory 12 is mainly used in storing various parameters, and the setting of data output 16 to be stored in memory 12
Data can easily be replicated, data output 16 can be USB interface, and the setting of plug 17 is mainly for the protection of data
Delivery outlet 16, to avoid data output 16, by accidental damage, flexible filaments 18 primarily serve the effect of fixed plug 17, Ke Yiyou
Effect plug 17 is avoided to lose；
As shown in figure 3, be also serially connected with power switch 13 between the power supply 2 and central processing unit 3, equipment without using
When, easily power supply 2 can be disconnected, optimize the performance of transforming plant DC circuit test device, gone back on the housing 1
It is fixed with the function switch key 14 for controlling the current output resistance of transforming plant DC circuit test device or alternating current, the work(
Can switch key 14 communicated with central processing unit 3, function switch key 14 be mainly used in variable resistance 4 and current converter 5 it
Between switch so that transforming plant DC circuit test device current state may only output resistance or electric current.
Above-mentioned technical proposal accesses DC circuit at work, by transforming plant DC circuit test device, then opens electricity
Source switch 13, transforming plant DC circuit test device output resistance or friendship can easily be made by operating corresponding keys or buttons
Electric current is flowed, it is easy to operate so as to easily detect whether DC circuit protection device can be operating normally.
Relative to prior art, the device can export the resistance and alternating current of different resistance values, easy to operate,
Reduce the labor intensity of technical staff.
Multiple pilot holes should be offered on housing 1 in such scheme, with fabrication data interface, function switch key 14 and are adjusted
Save button 8 etc..
Section Example of the present utility model is described in detail above in association with accompanying drawing.Those skilled in the art read
After this specification, based on the technical solution of the utility model, above-described embodiment can be modified, these modifications still fall within this
The protection domain of utility model.
Claims (5)
- A kind of 1. transforming plant DC circuit test device, it is characterised in that：Including housing (1), electricity is provided with the housing (1) Source (2), central processing unit (3), variable resistance (4), the electric current conversion that the DC current of power supply (2) is converted to alternating current Device (5), the housing (1) are provided with display (6), Temperature Humidity Sensor (7), the tune for adjusting variable resistance (4) resistance value Save button (8), resistance output port (9), alternating current output port (10) and indicator lamp (11), the current converter (5) Work is controlled by central processing unit (3), the power supply (2) is by central processing unit (3) respectively to Temperature Humidity Sensor (7), electricity Stream transformer (5), indicator lamp (11) power supply, the Temperature Humidity Sensor (7) communicate with central processing unit (3), the display (6) work is controlled by central processing unit (3), the regulation button (8) adjusts variable resistance (4) by central processing unit (3) Resistance value, the indicator lamp (11) by central processing unit (3) control work, the transforming plant DC test device also include storage Device (12), the memory (12) communicate with central processing unit (3), the resistance output port (9) and variable resistance (4) electricity Connection, the alternating current output port (10) electrically connect with current converter (5), the power supply (2) and central processing unit (3) Between be also serially connected with power switch (13), be further fixed on controlling the transforming plant DC circuit test device to work as on the housing (1) The function switch key (14) of preceding output resistance or alternating current, the function switch key (14) communicate with central processing unit (3).
- A kind of 2. transforming plant DC circuit test device according to claim 1, it is characterised in that：The power supply (2) is Battery, the coulometric detector (15) of detection power supply (2) electricity, institute are serially connected between the battery and central processing unit (3) Coulometric detector (15) is stated to communicate with central processing unit (3).
- A kind of 3. transforming plant DC circuit test device according to claim 1, it is characterised in that：On the housing (1) Data output (16) is additionally provided with, the data output (16) communicates with memory (12), in the data output (16) The plug (17) of closed data delivery outlet (16) is provided with, the plug (17) is fixed on housing (1) by flexible filaments (18).
- A kind of 4. transforming plant DC circuit test device according to claims 1 to 3 any one, it is characterised in that：Institute Stating housing (1) includes the lower half (20) with accommodating chamber and covers the first half (19) of accommodating chamber, the first half (19) and Lower half (20) is fixed by screws in together, and sealing gasket (21), institute are provided between the first half (19) and lower half (20) Temperature Humidity Sensor (7) is stated to be fixed by screws on the first half (19).
- A kind of 5. transforming plant DC circuit test device according to claim 4, it is characterised in that：The display (6) It is fixed on the first half (19), the observation panel of observation display (6), the first half (19) is offered on the first half (19) On be additionally provided with closing observation panel transparent panel (22), the transparent panel (22) is fixed by screws on the first half (19), described Display (6) is fixed by screws on the first half (19), the first half (19) be located at display (6) and transparent panel (22) it Between, the first half (19) is provided with the cell body for accommodating transparent panel (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396347.1U CN206818809U (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396347.1U CN206818809U (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206818809U true CN206818809U (en) | 2017-12-29 |
Family
ID=60752197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720396347.1U Expired - Fee Related CN206818809U (en) | 2017-04-14 | 2017-04-14 | A kind of transforming plant DC circuit test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206818809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990306A (en) * | 2017-04-14 | 2017-07-28 | 国家电网公司 | A kind of transforming plant DC circuit test device |
-
2017
- 2017-04-14 CN CN201720396347.1U patent/CN206818809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990306A (en) * | 2017-04-14 | 2017-07-28 | 国家电网公司 | A kind of transforming plant DC circuit test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20180414 |
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| CF01 | Termination of patent right due to non-payment of annual fee |