CN207457485U - High-tension switch cabinet electrification display verifying attachment - Google Patents
High-tension switch cabinet electrification display verifying attachment Download PDFInfo
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- CN207457485U CN207457485U CN201721554990.9U CN201721554990U CN207457485U CN 207457485 U CN207457485 U CN 207457485U CN 201721554990 U CN201721554990 U CN 201721554990U CN 207457485 U CN207457485 U CN 207457485U
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Abstract
The utility model discloses a kind of high-tension switch cabinet electrification display verifying attachments, it is related to high-tension switch cabinet manufacturing technology field, body including device, power module charging is provided in the body, the power module obtains sufficient electric energy from external charger and passes through power management chip provides modulated signal to switch module, the switch module provides working power by inverter module and voltage reduction module to main control module, the main control module output signal control drive module, the drive module is by adjustment module output regulation signal to boost module, the boost module exports a high voltage and tests to electrification display to the electrification display.The utility model can solve the problems, such as that high-tension switch cabinet charged display device does not have field test instrument.
Description
Technical field
It is especially a kind of for the charged aobvious of high-tension switch cabinet the utility model is related to high-tension switch cabinet manufacturing technology field
Show the verifying attachment of device.
Background technology
High-tension switch cabinet electrification display is mainly made of the part such as sensor, display and lead, is a kind of directly peace
On indoor electric equipment, it can intuitively show whether electrical equipment carries the safety device of working voltage.In electric system
Middle-high pressure electrification display device has obtained substantial amounts of application, especially on fully closed high-tension switch cabinet, according to equipment and technology
The every face cabinet of code requirement is at least equipped with a set of.The device is divided into two kinds of prompting-type and forced blocking type.Prompting-type is to set
It is standby when carrying working voltage, display can show it is luminous, to warn maintenance personnel's high-tension apparatus charged.Forced blocking type is to pass through
It is latched contact and realizes switching devices with electromagnetic lock（Such as cabinet door, operating handle）Forced blocking is carried out, people is prevented to reach
Member's mistakenly entering charged chamber and the purpose for preventing electric misoperation.At present, just whether the function of high-tension switch cabinet charged display device
Often, there is no field test instrument, there is no field test means yet, high-tension switch cabinet charged display device is used without examining, deposited
In security risk and hidden danger.
Utility model content
The purpose of this utility model is to provide a kind of high-tension switch cabinet electrification display verifying attachment, it can solve high pressure
Switch cabinet electrified display device does not have the problem of field test instrument.
To solve the above-mentioned problems, the technical solution adopted in the utility model is：This high-tension switch cabinet electrification display
Verifying attachment, the body including device, it is characterised in that：Power module is set in described, and the power module is from outside
Charger obtains sufficient electric energy and passes through power management chip provides modulated signal to switch module, and the switch module passes through
Inverter module and voltage reduction module provide working power, the main control module output signal control drive module, institute to main control module
Drive module is stated by adjustment module output regulation signal to boost module, the boost module exports a high voltage to charged
Display tests to the electrification display.
In above-mentioned technical proposal, more specifically scheme can also be：The main control module is also associated with voltage and shows mould
Block, electric current display module and alarm module.
Further：The charging module is charged by charging interface for the power module.
Further：The power module is 12 volt of 4 amp-hour batteries of direct current.
Further：The switch module include first switch pipe and second switch pipe, the tenth of the power management chip the
Foot and the 11st foot provide triggering letter by the 5th resistance and the 6th resistance for the first switch pipe and second switch pipe respectively
Number, fourth, fifth, six, 14 feet of the power management chip are connected, then by 3rd resistor, switch, the 6th diode from
The power module obtains power supply, the power management chip and the 6th diode, switch, the 4th resistance and light-emitting diodes
Pipe connects to form power indicating circuit, and the crus secunda of the power management chip passes through second resistance, adjustable resistance and the electricity
3rd foot of source control chip is connected, and the crus secunda of the power management chip passes through second resistance, adjustable resistance and the second electricity
Hold（It is connected with the first foot of the power management chip, after the foot of the seven, the eight, nine and 12 of the power management chip is connected
Be connected with ground terminal, the source electrode of the first switch pipe is connected with the drain electrode of the second switch pipe, the switch module it is defeated
Outlet is connected with the input terminal of the inverter module, and the inverter module exports AC 220 V voltage, the inverter module it is defeated
Outlet respectively and is connected to the 3rd capacitance, the 4th capacitance and bilateral diode, and the inverter module is contravariant transformer.
Further：The output terminal of the inverter module is connected with the input terminal of the voltage reduction module, and the voltage reduction module is
Step-down transformer, the drive module are relay, and the main control module is equipped with protection circuit, the output terminal of the inverter module
It is connected with the input terminal of the voltage reduction module, the voltage reduction module is that the main control module provides working power, the master control
The 11st foot, the 24th foot, the first foot of module are connected respectively with the drive module, the drive module and the adjusting
Module connects, and the adjustment module is adjustable transformer, and the adjustment module is connected with the boost module, the boost module
For step-up transformer, the adjustment module can realize the output of 0~5 kilovolt of inspection voltage.
Further：3rd foot of the main control module is connected by triode with work light.
Further：6th foot of the main control module is connected with the alarm module.
Further：The foot of 14th foot of the main control module~the 22nd is connected respectively with display module.
By adopting the above-described technical solution, the utility model compared with prior art, has an advantageous effect in that：Due to
The present apparatus be equipped with power module, so by by DC inverter for alternating current using adjustment module, boost module is to voltage
It adjusts and can directly test after boosting to high voltage display device, without external power frequency supply, so easy to use.
Solve the problems, such as that high voltage display device does not have field test instrument.
Description of the drawings
Fig. 1 is the block diagram of the utility model.
Fig. 2 is the line principle schematic diagram by DC inverter for alternating current of the utility model.
Fig. 3 is the operation principle schematic diagram of the main control module of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1, Fig. 2 and high-tension switch cabinet electrification display verifying attachment shown in Fig. 3, the body including device, feature
It is：Power module 1 is set stating, power module 1 obtains sufficient electric energy from external charger and passes through power management in this
Chip 2 provides modulated signal to switch module 3, and switch module 3 is provided by inverter module 4 and voltage reduction module 5 to main control module 6
Working power, main control module 6 export signal control drive module 7, and drive module 7 is given by 8 output regulation signal of adjustment module
Boost module 9, boost module 9 export a high voltage and test to electrification display to electrification display.
Main control module 6 is also associated with voltage display module 11, electric current display module 10 and alarm module 12.Charger passes through
Charging interface J1 charges for power module 1.Power module 1 is the lithium battery of 12 volt of 4 ampere-hour of direct current.
Switch module 3 includes first switch pipe T1 and second switch pipe T2, the tenth foot of power management chip 2 and the 11st
Foot provides trigger signal by the 5th resistance R5 and the 6th resistance R6 for first switch pipe T1 and second switch pipe T2 respectively, power supply
Fourth, fifth, six, 14 feet of managing chip 2 are connected, then by 3rd resistor R3, switch S2, the 6th diode D6 from power supply
Module 1 obtains power supply, 2 and the 6th diode D6 of power management chip, switch S2, the 4th resistance R4 and Light-emitting diode LED string
Connection forms power indicating circuit, and the crus secunda of power management chip 2 passes through second resistance R2, adjustable resistance VR1 and power management
3rd foot of chip 2 is connected, and the crus secunda of power management chip 2 passes through second resistance R2, adjustable resistance VR1 and the second capacitance C2
It is connected with the first foot of power management chip 2, the foot of the seven, the eight, nine and 12 of power management chip 2 connects after being connected with ground terminal
It connects, the source electrode of first switch pipe T1 is connected with the drain electrode of second switch pipe T2, output terminal and the inverter module 4 of switch module 3
Input terminal connect, inverter module 4 export AC 220 V voltage, the output terminal of inverter module 4 respectively and be connected to the 3rd capacitance C3,
4th capacitance C4 and bilateral diode MDV, inverter module 4 are contravariant transformer.
The output terminal of inverter module 4 is connected with the input terminal of voltage reduction module 5, and voltage reduction module 5 is step-down transformer, drives mould
Block 7 is relay, and main control module 6 is equipped with protection circuit, and the output terminal of inverter module 4 is connected with the input terminal of voltage reduction module 5, is dropped
Die block 5 provides working power for main control module 6, the 11st foot of main control module 6, the 24th foot, the first foot respectively with drive
Dynamic model block 7 connects, and drive module 7 is connected with adjustment module 8, and adjustment module 8 is adjustable transformer, adjustment module 8 and boosting mould
Block 9 connects, and boost module 9 is step-up transformer, and adjustment module 8 can realize the output of 0~5 kilovolt of inspection voltage.Master control mould
3rd foot of block 6 is connected by triode V1 with work light LED1.The 6th foot and the alarm module 12 of main control module 7 connect
It connects.The foot of 14th foot of main control module 6~the 22nd is connected respectively with voltage display module 11 and electric current display module 10.
Charger connection charger input port J1 charges for power module 1.The output of power module 1 passes through power management core
Piece 2 is modulated to switching signal, frequency 50Hz, by switch transistor T 1 and the driving output of switch transistor T 2 to inverter module 4, inversion mould
Block 4 is the AC power of AC220V the low pressure small-signal boosting of 50Hz, and power supply is provided for voltage reduction module 5.
AC 220V press start button after AC 220V output ports are input to voltage reduction module 5 by input port J3
KEY1, drive module 7 are closed, and at this time boost module 9 and adjustment module 8 power on, and work light LED1 is bright, are slowly turned
Dynamic adjustable transformer, the output voltage and electric current of High voltage output J2 show current height with rise, and in voltage display module 11
The output voltage of pressure output J2 shows the output current of current High voltage output J2, High voltage output J2 warps in electric current display module 10
It crosses High voltage output p-wire and is connected to high-tension switch cabinet electrification display, after high-tension switch cabinet electrification display is examined,
Involution button KEY2 is pressed, and adjusts adjustable transformer to 0, work light LED1 goes out, and closes power supply.
Protect circuit function：Main control module 6 with protection circuit carries out the electric current and voltage sampling of High voltage output J2, when defeated
When going out electric current and voltage more than setting value, the power supply of drive module 7 is cut off immediately, and drive module 7 disconnects, can modulation so as to cut off
The input power of depressor powers off the input terminal of boost module 9, and starts alarm module 12 and alarm, and guarantee test is safe and reliable.
Claims (9)
1. a kind of high-tension switch cabinet electrification display verifying attachment, the body including device, it is characterised in that：It is set stating in this
There is power module（1）, the power module（1）Sufficient electric energy is obtained from external charger and passes through power management chip（2）
To switch module（3）Modulated signal, the switch module are provided（3）Pass through inverter module（4）And voltage reduction module（5）Give master control mould
Block（6）Working power, the main control module are provided（6）Export signal control drive module（7）, the drive module（7）Pass through
Adjustment module（8）Output regulation signal is to boost module（9）, the boost module（9）A high voltage is exported to charged display
Device tests to the electrification display.
2. high-tension switch cabinet electrification display verifying attachment according to claim 1, it is characterised in that：The main control module
（6）It is also associated with voltage display module（11）, electric current display module（10）And alarm module（12）.
3. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The charging
Device passes through charging interface（J1）For the power module（1）It charges.
4. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The power supply
Module（1）For the lithium battery of 12 volt of 4 ampere-hour of direct current.
5. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The switch
Module（3）Including first switch pipe（T1）With second switch pipe（T2）, the power management chip（2）The tenth foot and the 11st
Foot passes through the 5th resistance respectively（R5）And the 6th resistance（R6）For the first switch pipe（T1）With second switch pipe（T2）It provides
Trigger signal, the power management chip（2）Fourth, fifth, six, 14 feet be connected, then pass through 3rd resistor（R3）, switch
（S2）, the 6th diode（D6）From the power module（1）Obtain power supply, the power management chip（2）With the described 6th 2
Pole pipe（D6）, switch（S2）, the 4th resistance（R4）And light emitting diode（LED）Series connection forms power indicating circuit, the power supply
Managing chip（2）Crus secunda pass through second resistance（R2）, adjustable resistance（VR1）With the power management chip（2）The 3rd
Foot is connected, the power management chip（2）Crus secunda pass through second resistance（R2）, adjustable resistance（VR1）With the second capacitance
（C2）With the power management chip（2）The first foot be connected, the power management chip（2）The foot of the seven, the eight, nine and 12
It is connected after being connected with ground terminal, the first switch pipe（T1）Source electrode and the second switch pipe（T2）Drain electrode connection, institute
State switch module（3）Output terminal and the inverter module（4）Input terminal connection, the inverter module（4）Output exchange 220
Lie prostrate voltage, the inverter module（4）Output terminal respectively and be connected to the 3rd capacitance（C3）, the 4th capacitance（C4）And bilateral diode
（MDV）, the inverter module（4）For contravariant transformer.
6. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The inversion
Module（4）Output terminal and the voltage reduction module（5）Input terminal connection, the voltage reduction module（5）It is described for step-down transformer
Drive module（7）For relay, the main control module（6）Equipped with protection circuit, the inverter module（4）Output terminal with it is described
Voltage reduction module（5）Input terminal connection, the voltage reduction module（5）It is the main control module（6）Working power, the master are provided
Control module（6）The 11st foot, the 24th foot, the first foot respectively with the drive module（7）Connection, the drive module
（7）With the adjustment module（8）Connection, the adjustment module（8）For adjustable transformer, the adjustment module（8）With the liter
Die block（9）Connection, the boost module（9）For step-up transformer, the adjustment module（8）0~5 kilovolt of inspection can be achieved
The output of voltage.
7. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The master control
Module（6）The 3rd foot pass through triode（V1）With work light（LED1）Connection.
8. high-tension switch cabinet electrification display verifying attachment according to claim 2, it is characterised in that：The main control module
（6）The 6th foot and the alarm module（12）Connection.
9. high-tension switch cabinet electrification display verifying attachment according to claim 1 or 2, it is characterised in that：The master control
Module（6）The foot of the 14th foot~the 22nd respectively with voltage display module（11）Connection and electric current display module（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554990.9U CN207457485U (en) | 2017-11-20 | 2017-11-20 | High-tension switch cabinet electrification display verifying attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554990.9U CN207457485U (en) | 2017-11-20 | 2017-11-20 | High-tension switch cabinet electrification display verifying attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207457485U true CN207457485U (en) | 2018-06-05 |
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ID=62277323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721554990.9U Active CN207457485U (en) | 2017-11-20 | 2017-11-20 | High-tension switch cabinet electrification display verifying attachment |
Country Status (1)
| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112365777A (en) * | 2020-11-03 | 2021-02-12 | 国网上海市电力公司 | Analog simulation device for electrified display signal source of switch cabinet |
| CN112666505A (en) * | 2020-12-04 | 2021-04-16 | 广西电网有限责任公司崇左供电局 | Method and system for detecting high-voltage charged display |
| CN116577712A (en) * | 2023-04-04 | 2023-08-11 | 国网江苏省电力有限公司南通供电分公司 | Fault detector for ring main unit electrified display device and control method thereof |
-
2017
- 2017-11-20 CN CN201721554990.9U patent/CN207457485U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112365777A (en) * | 2020-11-03 | 2021-02-12 | 国网上海市电力公司 | Analog simulation device for electrified display signal source of switch cabinet |
| CN112666505A (en) * | 2020-12-04 | 2021-04-16 | 广西电网有限责任公司崇左供电局 | Method and system for detecting high-voltage charged display |
| CN112666505B (en) * | 2020-12-04 | 2024-01-23 | 广西电网有限责任公司崇左供电局 | Method and system for detecting high-voltage charged display |
| CN116577712A (en) * | 2023-04-04 | 2023-08-11 | 国网江苏省电力有限公司南通供电分公司 | Fault detector for ring main unit electrified display device and control method thereof |
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