CN207995050U - Steep-sided pulse signal generator - Google Patents
Steep-sided pulse signal generator Download PDFInfo
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- CN207995050U CN207995050U CN201721606669.0U CN201721606669U CN207995050U CN 207995050 U CN207995050 U CN 207995050U CN 201721606669 U CN201721606669 U CN 201721606669U CN 207995050 U CN207995050 U CN 207995050U
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- sided pulse
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- generator
- signal generator
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Abstract
The utility model provides a kind of steep-sided pulse signal generator, which includes：Steep-sided pulse generating unit, it includes high-voltage generator, mercury relay driving circuit, the mercury relays for connecting high-voltage generator and mercury relay driving circuit output end, and the resistance-capacitance network of connection mercury relay output end, resistance-capacitance network output end export high pressure steep-sided pulse；Control unit, circuit of output terminal connect the high-voltage generator and mercury relay driving circuit of steep-sided pulse generating unit, adjust the voltage output of high-voltage generator and the operating frequency of mercury relay, the voltage and frequency of control output high pressure steep-sided pulse.The utility model, which is realized, occurs high pressure steep-sided pulse, and device volume is small, by internal battery powered operation, lower power consumption.
Description
Technical field
The utility model is related to electric power Partial Discharge Detection apparatus fields, and in particular to a kind of steep-sided pulse signal generator.
Background technology
Shelf depreciation is the omen of Electric Power Equipment Insulation deterioration.By monitoring the shelf depreciation inside high-tension electricity equipment,
It can be used for assessing its state of insulation, the insulation defect inside discovery, avoids the generation of accident in advance.Partial Discharge Sources are carried out
Qualitative assessment is the free-revving engine of partial discharge monitoring, its status monitoring important in inhibiting for power equipment.
Steep-sided pulse generator is usually utilized to simulation Partial Discharge Sources, to be demarcated to partial discharge detection device.It is common
Steep-sided pulse generator often voltage pulse output is relatively low, be not applied for distance occasion farther out, and it is steep high pressure can to occur
The equipment of pulse, often volume is larger.
Utility model content
The utility model provides a kind of steep-sided pulse signal generator, high pressure steep-sided pulse can occur, device volume is small, power consumption
It reduces.
To achieve the above object, the utility model provides a kind of steep-sided pulse signal generator, its main feature is that, the generator packet
Contain：
Steep-sided pulse generating unit, it includes high-voltage generator, mercury relay driving circuit, connection high-voltage generators
With the mercury relay of mercury relay driving circuit output end, and the resistance-capacitance network of connection mercury relay output end, resistance
Content network output end exports high pressure steep-sided pulse；
Control unit, circuit of output terminal connect high-voltage generator and the mercury relay driving of steep-sided pulse generating unit
Circuit adjusts the voltage output of high-voltage generator and the operating frequency of mercury relay, the electricity of control output high pressure steep-sided pulse
Pressure and frequency.
Above-mentioned generator also includes power supply unit, which includes：
Accumulator, output end connect control unit；
DC/DC voltage transformation modules, circuit of output terminal connect control unit and high-voltage generator；
Battery management chip, circuit connection accumulator and DC/DC voltage transformation modules, input terminal connect external electricity
Source.
Above-mentioned generator also includes man-machine interaction unit, and man-machine interaction unit includes：
Input equipment, output end connect control unit, input the voltage and frequency of the high pressure steep-sided pulse of setting；
It shows that equipment, input terminal connect control unit, shows the voltage and frequency of high pressure steep-sided pulse.
Above-mentioned input equipment and display equipment are touch screen.
Rising edge of a pulse≤300PS of above-mentioned generator output high pressure steep-sided pulse；Export pulse recurrence rate ranging from 30HZ-
200HZ；Output voltage range is 0-120V.
The pulse output end of above-mentioned steep-sided pulse generating unit is sub-miniature A connector.
The external 220V electric currents of input terminal of the battery management chip of above-mentioned power supply unit turn 12V adapters.
Above-mentioned control unit includes model HO1P6012C single chip microcontrollers.
The model CUPV60003 of above-mentioned mercury relay.
Above-mentioned high-voltage generator includes the triode of model MMT4401.
Compared to the prior art the utility model steep-sided pulse signal generator, the advantage is that the utility model pulse is electric
Pressure realizes that generation high pressure steep-sided pulse, volume are approximately equal to a handheld multimeter, device volume is small, by built-in up to 120V
Battery-powered operation, lower power consumption are equipped with control unit and realize that frequency and voltage value are adjustable.
Description of the drawings
Fig. 1 is the circuit module figure of the utility model steep-sided pulse signal generator；
Fig. 2 is the circuit diagram of the utility model steep-sided pulse generating unit and control unit.
Specific implementation mode
Below in conjunction with attached drawing, specific embodiment of the utility model is further illustrated.
As shown in Figure 1, disclosing a kind of steep-sided pulse signal generator, which includes：Steep-sided pulse generating unit 110,
Control unit 120, power supply unit 130 and man-machine interaction unit 140.
Steep-sided pulse generating unit 110 includes high-voltage generator 111, mercury relay driving circuit 112, connection high voltage
The mercury relay 113 of 112 output end of generator 111 and mercury relay driving circuit, and connection mercury relay 113 are defeated
The resistance-capacitance network 114 of outlet, 114 output end of resistance-capacitance network export high pressure steep-sided pulse.The rising edge of a pulse of high pressure steep-sided pulse≤
300PS；Export pulse recurrence rate ranging from 30HZ-200HZ；Output voltage range is 0-120V.Steep-sided pulse generating unit 110 is defeated
The output end for going out high pressure steep-sided pulse is sub-miniature A connector.
As shown in Fig. 2, high-voltage generator 111 includes the triode Q1 of model MMT4401, the base stage of triode Q1 connects
Meet the resistance R3 of resistance value 1K.
Mercury relay driving circuit 112 include diode D1, output end connecting triode Q1 collectors and mercury after
The driving end of electric appliance 113.
The model CUPV60003 of mercury relay 113, switch ends connect resistance-capacitance network 114.
Resistance-capacitance network 114 includes the resistance R1 that resistance value is 330k, and capacitance is the capacitance C1 of 470p, and resistance value is the resistance of 75R
R2, capacitance are the capacitance C2 of 2pF.
As shown in Figure 1, the high-voltage generator 111 of 130 circuit of output terminal of control unit connection steep-sided pulse generating unit 110
With mercury relay driving circuit 112, the voltage output of high-voltage generator and the operating frequency of mercury relay are adjusted, is controlled
Export the voltage and frequency of high pressure steep-sided pulse.
Further, lithium battery voltage in power supply unit 130 can be read in control unit 130
As shown in Fig. 2, control unit 130 includes the single chip microcontroller and its peripheral circuit of model HO1P6012C.
As shown in Figure 1, power supply unit 120 includes：Accumulator 121, DC/DC voltage transformation modules 123 and battery management core
Piece 122.
Accumulator 121 is lithium battery, and output end connects control unit 130.
123 circuit of output terminal of DC/DC voltage transformation modules connects control unit 130 and high-voltage generator 111.
122 circuit of battery management chip connects accumulator 121 and DC/DC voltage transformation modules 123, the external 220V of input terminal
Electric current turns 12V adapters, and external 220V power supplys are converted into 12V by adapter and input.
Man-machine interaction unit 140 includes：Input equipment 141 and display equipment 142 realize that pulse frequency and voltage can be with
Digital form is set.
Input equipment 141 can be keypad, and output end connects control unit 130, and high pressure is adjusted for inputting setting
The voltage and frequency parameter of steep-sided pulse.
Liquid crystal display may be used in display equipment 142, and input terminal connects control unit 130, is used for display target tune
Save the voltage and frequency of high pressure steep-sided pulse.
Further, the input equipment 141 of man-machine interaction unit 140 and display equipment 142 can be integrated using touch screen.
Although the content of the utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as limitations of the present invention.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the scope of protection of the utility model should be by appended
Claim limit.
Claims (10)
1. a kind of steep-sided pulse signal generator, which is characterized in that the generator includes：
Steep-sided pulse generating unit, it includes high-voltage generator, mercury relay driving circuit, connection high-voltage generator and water
The mercury relay of silver-colored relay drive circuit output end, and connect the resistance-capacitance network of mercury relay output end, capacitance-resistance net
Network output end exports high pressure steep-sided pulse；
Control unit, circuit of output terminal connect the high-voltage generator and mercury relay driving electricity of steep-sided pulse generating unit
Road adjusts the voltage output of high-voltage generator and the operating frequency of mercury relay, the voltage of control output high pressure steep-sided pulse
And frequency.
2. steep-sided pulse signal generator as described in claim 1, which is characterized in that the generator also includes power supply unit,
The power supply unit includes：
Accumulator, output end connect control unit；
DC/DC voltage transformation modules, circuit of output terminal connect control unit and high-voltage generator；
Battery management chip, circuit connection accumulator and DC/DC voltage transformation modules, input terminal connect external power supply.
3. steep-sided pulse signal generator as described in claim 1, which is characterized in that the generator also includes human-computer interaction list
Member, man-machine interaction unit include：
Input equipment, output end connect control unit, input the voltage and frequency of the high pressure steep-sided pulse of setting；
It shows that equipment, input terminal connect control unit, shows the voltage and frequency of high pressure steep-sided pulse.
4. steep-sided pulse signal generator as claimed in claim 3, which is characterized in that the input equipment is tactile with display equipment
Screen.
5. steep-sided pulse signal generator as described in claim 1, which is characterized in that the generator output high pressure steep-sided pulse
Rising edge of a pulse≤300PS；Export pulse recurrence rate ranging from 30HZ-200HZ；Output voltage range is 0-120V.
6. steep-sided pulse signal generator as described in claim 1, which is characterized in that the pulse of the steep-sided pulse generating unit is defeated
Outlet is sub-miniature A connector.
7. steep-sided pulse signal generator as claimed in claim 2, which is characterized in that the battery management chip of said supply unit
The external 220V electric currents of input terminal turn 12V adapters.
8. steep-sided pulse signal generator as described in claim 1, which is characterized in that described control unit includes model
HO1P6012C single chip microcontrollers.
9. steep-sided pulse signal generator as described in claim 1, which is characterized in that the model of the mercury relay
CUPV60003。
10. steep-sided pulse signal generator as described in claim 1, which is characterized in that the high-voltage generator includes model
For the triode of MMT4401.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721606669.0U CN207995050U (en) | 2017-11-27 | 2017-11-27 | Steep-sided pulse signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721606669.0U CN207995050U (en) | 2017-11-27 | 2017-11-27 | Steep-sided pulse signal generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207995050U true CN207995050U (en) | 2018-10-19 |
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ID=63803812
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721606669.0U Active CN207995050U (en) | 2017-11-27 | 2017-11-27 | Steep-sided pulse signal generator |
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| Country | Link |
|---|---|
| CN (1) | CN207995050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018433A (en) * | 2019-05-21 | 2019-07-16 | 国网山西省电力公司电力科学研究院 | A kind of high-voltage switch property test system performance testing method |
-
2017
- 2017-11-27 CN CN201721606669.0U patent/CN207995050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018433A (en) * | 2019-05-21 | 2019-07-16 | 国网山西省电力公司电力科学研究院 | A kind of high-voltage switch property test system performance testing method |
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