CN206301023U - Pressure-sensitive dash current test machine - Google Patents
Pressure-sensitive dash current test machine Download PDFInfo
- Publication number
- CN206301023U CN206301023U CN201621154175.9U CN201621154175U CN206301023U CN 206301023 U CN206301023 U CN 206301023U CN 201621154175 U CN201621154175 U CN 201621154175U CN 206301023 U CN206301023 U CN 206301023U
- Authority
- CN
- China
- Prior art keywords
- discharge
- pressure
- sensitive
- test machine
- dash current
- 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.)
- Active
Links
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The pressure-sensitive dash current test machine that the utility model is provided includes control unit, test piezo-resistance module and automatic discharging module；Automatic discharging module includes insulating spacer rods A, discharge column B, detection post C, electric discharge current-limiting resistance D, discharge contact E, drive motor F, control line G, electric discharge with line H, electric discharge ground wire I, safe voltage detection circuit and alarm device；The end that discharge contact E is located at insulating spacer rods A contacts with discharge column B or detection post C；Drive motor F and gate controlled switch series connection and and high-voltage detecting circuit carry out mutual lock control, and drive insulating spacer rods A to make discharge contact E and discharge column B contact all the time the high pressure in test loop is discharged into equipment ground end by electric charge by discharge column B and electrical grounding wire I；Detection post C can be with the test voltage value of monitor in real time high-voltage detecting circuit.
Description
Technical field
The utility model is related to a kind of current test machine, particularly a kind of pressure-sensitive dash current test machine.
Background technology
In piezo-resistance test process, expected dash current, such as 10KA, 20KA etc. are obtained, it is necessary to by power frequency
Alternating voltage carries out rectification and boosts to more than 10KV, then by pre-set resistance loop, piezo-resistance is carried out
Electric discharge, forms instantaneous big dash current；But after the completion of dash current, in the presence of the electric capacity or recessiveness being distributed in equipment
The energy storage components such as inductance, simultaneously because the presence of internal resistance of piezo-resistance etc. itself, also causes that tank voltage cannot be drained；These
, all there is very big potential danger with people in itself to equipment in the electric charge not drained.
In order to potential hazardous charge in equipment is drained, traditional way is in the configuration annex of equipment plus 1 connects
Ground rod, after being discharged every time when installing sample or opening the door, drop bar is touched come electric charge of releasing in equipment inner metal component；But
This way still has 2 defects, and one is the metal parts that there is dead angle or do not touch during metal touches electric discharge,
And the time control of electric discharge also cannot specification, complete armrest sense, electricity discharges do not have on earth, by rule of thumb and can only also feel, still
There is the possibility of larger dangerous electric discharge；Two is that have forgotten this discharge process once in a while in operation, gives test job personnel
Bring very big potential danger.
The utility model is just being directed to pressure-sensitive dash current test machine of the prior art, and its design structure is unreasonable, behaviour
Make inconvenience, inefficiency, maintenance cost high and inconvenient maintenance, the low improvement made of service life.
Utility model content
For above-mentioned the deficiencies in the prior art, the utility model aims to provide that a kind of electric current is released automatically, voltage is examined automatically
The test machine that simultaneously output safety alarm is indicated in real time is surveyed, the test machine has reasonable in design, easy to operate, reduction human cost,
The features such as high working efficiency, easy-maintaining and service life high.
The utility model is achieved through the following technical solutions：Pressure-sensitive dash current test machine of the present utility model, including：Control
Unit processed, test piezo-resistance module, automatic discharging module；Wherein, control unit connection touch display screen, control unit according to
The instruction obtained by touch display screen controls test piezo-resistance module and automatic discharging module, is realized by touch display screen
Based Intelligent Control；Automatic discharging module include insulating spacer rods A, discharge column B, detection post C, electric discharge current-limiting resistance D, discharge contact E,
Drive motor F, control line G, electric discharge are with line H, electric discharge ground wire I；Discharge contact E is located at one end of insulating spacer rods A.This practicality
New pressure-sensitive dash current test machine, drive motor F is connected with control unit, controls drive motor F's by control unit
Work.Pressure-sensitive dash current test machine of the present utility model, also detects circuit, automatic discharging module and safety including safe voltage
Voltage detecting circuit is connected, and safe voltage detection circuit can show the electric discharge progress and current voltage value of automatic discharging module.
Pressure-sensitive dash current test machine of the present utility model, also including alarm device, it includes audio-frequency module, automatic discharging module and police
Reporting device is connected.Pressure-sensitive dash current test machine of the present utility model, discharge contact E is made up of easy conductive material.This practicality is new
The pressure-sensitive dash current test machine of type, discharge contact E is copper or carbon brush.
In the utility model, discharge contact E in automatic discharging module be located at the end of insulating spacer rods A with and discharge column
B or the C contacts of detection post；Electric discharge current-limiting resistance D is connected with line H by electric discharge with electric discharge contact point E, and drive motor F and gate are opened
Series connection is closed, and mutual lock control is carried out with high-voltage detecting circuit.
When described automatic discharging module starts electric discharge work, drive motor F can drive the insulating spacer rods A to make discharge contact
E and discharge column B are contacted all the time, and electric charge is discharged into equipment ground by the high pressure in test loop by discharge column B and electrical grounding wire I
End；Safe voltage detection circuit can be detected and show the progress and discharge contact E of electric discharge magnitude of voltage over the ground；When pressure-sensitive impact
When testing current starts, drive motor F moves so as to discharge contact E is contacted with detection post C, but to pressure-sensitive insulating spacer rods A
Dash current test has no effect；Detection post C can be with the test voltage value of monitor in real time high-voltage detecting circuit.
When automatic discharging module voltage value is detected higher than the direct current safe voltage 36V that standard is required, alarm device is opened
Beginning work, audio-frequency module sends prompt tone, and it is higher than direct current safe voltage to point out current voltage, when being completed when discharging, alarm device
It is stopped, audio-frequency module stops sending prompt tone, points out electric discharge to complete.
In sum, the utility model simple structure, in pressure-sensitive dash current equipment, increases the cost of very little, but carries
The safety coefficient of equipment high, the danger of high-tension apparatus be it is fatal, it is very risky, increase this automatic discharge device, and improve
The security reliability of test, also improves the Automated condtrol level of equipment, solves the high pressure electric shock hidden danger of equipment, and market should
With having a extensive future, in can be widely applied to pressure-sensitive dash current and surge voltage testing equipment.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is that the utility model is in pressure-sensitive dash current detection view.
Fig. 3 is that the utility model is in electrion view.
Specific embodiment
Embodiment：
Pressure-sensitive dash current test machine of the present utility model, including：Control unit, test piezo-resistance module, put automatically
Electric module；Wherein, control unit connection touch display screen, control unit controls to survey according to the instruction obtained by touch display screen
The quick resistive module of pressure testing and automatic discharging module, Based Intelligent Control is realized by touch display screen；Automatic discharging module includes insulation
Spacer rod A, discharge column B, detection post C, electric discharge current-limiting resistance D, discharge contact E, drive motor F, control line G, electric discharge with line H,
Electric discharge ground wire I；Discharge contact E is located at one end of insulating spacer rods A.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Drive motor F drive insulating spacer rods A with
Discharge column B or the C connections of detection post.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Drive motor F and gate controlled switch are connected, and
Mutual lock control is carried out with high-voltage detecting circuit, when carrying out electric discharge work, drive motor F can drive insulating spacer rods A so as to discharge
Contact E and discharge column B are contacted all the time, and electric charge is discharged into equipment by the high pressure in test loop by discharge column B and electrical grounding wire I
Earth terminal.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Drive motor F is connected with control unit, leads to
Cross the work of control unit control drive motor F.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Also include that safe voltage detects circuit, automatically
Discharge module is connected with safe voltage detection circuit, and safe voltage detection circuit can show the electric discharge progress of automatic discharging module
And current voltage value.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Also include alarm device, it includes audio mould
Block, automatic discharging module is connected with alarm device.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：It is electric when automatic discharging module discharge is detected
When pressure value is higher than the direct current safe voltage 36V that standard is required, alarm device is started working, and audio-frequency module sends prompt tone, is pointed out
Current voltage is higher than direct current safe voltage, and when being completed when discharging, alarm device is stopped, and audio-frequency module stops sending prompting
Sound, points out electric discharge to complete.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：When drive motor F moves insulating spacer rods A
Move so as to when discharge contact E is contacted with detection post C, not produce any influence to resistance test, now detection post C can be supervised in real time
Control the test voltage value of high-voltage detecting circuit.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Discharge contact E is made up of easy conductive material.
Pressure-sensitive dash current test machine of the present utility model, it is characterised in that：Discharge contact E is copper or carbon brush.
Specifically, as shown in figure 1, pressure-sensitive dash current test machine includes：Control unit, test piezo-resistance module and from
Dynamic discharge module, control unit connection touch display screen, control unit controls to survey according to the instruction obtained by touch display screen
The quick resistive module of pressure testing and automatic discharging module, by touch display screen Based Intelligent Control.
As shown in Fig. 2 pressure-sensitive dash current test machine is in piezo-resistance dash current test mode, drive motor F will
Insulating spacer rods A movements are contacted so as to be located at the discharge contact E of insulating spacer rods A ends with detection post C；Electric discharge current-limiting resistance D
It is connected with electric discharge contact point E with line H by discharging, drive motor F and gate controlled switch are connected, and are carried out mutually with high-voltage detecting circuit
Lock control；Under the state, discharge contact E contacts with detection post C will not have any impact to detection；Detection post C can be real
When monitoring high-voltage detecting circuit test voltage value.
As shown in figure 3, pressure-sensitive dash current test machine is in automatic discharging state, described automatic discharging module starts to put
Electricity work, drive motor F drives insulating spacer rods A makes discharge contact E and discharge column B contact all the time, piezo-resistance test loop
In high pressure electric charge is discharged into by equipment ground end by discharge column B and electrical grounding wire I；Safe voltage detection circuit can be detected
And show the progress and discharge contact E of electric discharge magnitude of voltage over the ground.
It is alert when described automatic discharging module detects discharge voltage value higher than the direct current safe voltage 36V that standard is required
Reporting device is started working, and audio-frequency module sends prompt tone, and it is higher than direct current safe voltage to point out current voltage, when being completed when discharging,
Alarm device is stopped, and audio-frequency module stops sending prompt tone, points out electric discharge to complete.
It should be appreciated that above specific embodiment is used only for exemplary illustration or explains original of the present utility model
Reason, without constituting to limitation of the present utility model.Therefore, done in the case of without departing from spirit and scope of the present utility model
Any modification, equivalent substitution and improvements etc., should be included within protection domain of the present utility model.Additionally, the utility model
Appended claims are intended to fall into the equivalents on scope and border or this scope and border
Whole change and modifications example.
Claims (10)
1. a kind of pressure-sensitive dash current test machine, including:Control unit, test piezo-resistance module, automatic discharging module；
Wherein, control unit connection touch display screen, control unit controls test according to the instruction obtained by touch display screen
Piezo-resistance module and automatic discharging module, Based Intelligent Control is realized by touch display screen；
Automatic discharging module includes insulating spacer rods A, discharge column B, detection post C, electric discharge current-limiting resistance D, discharge contact E, driving
Motor F, control line G, electric discharge are with line H, electric discharge ground wire I；
Discharge contact E is located at one end of insulating spacer rods A.
2. pressure-sensitive dash current test machine according to claim 1, it is characterised in that：Drive motor F drives and is dielectrically separated from
Rod A is connected with discharge column B or detection post C.
3. pressure-sensitive dash current test machine according to claim 2, it is characterised in that：Drive motor F and gate controlled switch string
Connection, and carries out mutual lock control with high-voltage detecting circuit, when carrying out electric discharge work, drive motor F can drive insulating spacer rods A so as to
Discharge contact E and discharge column B are contacted all the time, and be discharged into for electric charge by discharge column B and electrical grounding wire I by the high pressure in test loop
Equipment ground end.
4. pressure-sensitive dash current test machine according to claim 3, it is characterised in that：Drive motor F connects with control unit
Connect, the work of drive motor F is controlled by control unit.
5. pressure-sensitive dash current test machine according to claim 4, it is characterised in that：Also include that safe voltage detects electricity
Road, automatic discharging module is connected with safe voltage detection circuit, and safe voltage detection circuit can show automatic discharging module
Electric discharge progress and current voltage value.
6. pressure-sensitive dash current test machine according to claim 5, it is characterised in that：Also include alarm device, it includes
Audio-frequency module, automatic discharging module is connected with alarm device.
7. pressure-sensitive dash current test machine according to claim 6, it is characterised in that：Put when automatic discharging module is detected
When piezoelectric voltage value is higher than the direct current safe voltage 36V that standard is required, alarm device is started working, and audio-frequency module sends prompt tone,
Prompting current voltage is higher than direct current safe voltage, and when being completed when discharging, alarm device is stopped, and audio-frequency module stops sending carrying
Show sound, point out electric discharge to complete.
8. pressure-sensitive dash current test machine according to claim 7, it is characterised in that：When drive motor F will be dielectrically separated from
Rod A movements so as to discharge contact E contacted with detection post C when, any influence is not produced on resistance test, now detection post C can be with
The test voltage value of monitor in real time high-voltage detecting circuit.
9. pressure-sensitive dash current test machine according to claim 8, it is characterised in that：Discharge contact E is by easy conductive material
Composition.
10. pressure-sensitive dash current test machine according to claim 9, it is characterised in that：Discharge contact E is copper or carbon brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621154175.9U CN206301023U (en) | 2016-10-31 | 2016-10-31 | Pressure-sensitive dash current test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621154175.9U CN206301023U (en) | 2016-10-31 | 2016-10-31 | Pressure-sensitive dash current test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206301023U true CN206301023U (en) | 2017-07-04 |
Family
ID=59202438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621154175.9U Active CN206301023U (en) | 2016-10-31 | 2016-10-31 | Pressure-sensitive dash current test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206301023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863768A (en) * | 2017-12-08 | 2018-03-30 | 哈尔滨理工大学 | One kind is based on oil immersed type testing transformer residual charge automatic releasing device |
-
2016
- 2016-10-31 CN CN201621154175.9U patent/CN206301023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863768A (en) * | 2017-12-08 | 2018-03-30 | 哈尔滨理工大学 | One kind is based on oil immersed type testing transformer residual charge automatic releasing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202975125U (en) | Auxiliary electricity testing device for grounding | |
| CN206301449U (en) | Intelligent power safe early warning watch-dog | |
| CN205539234U (en) | Arrester performance monitoring system | |
| CN206301023U (en) | Pressure-sensitive dash current test machine | |
| CN103884930A (en) | Full bridge uncontrolled rectifier fault diagnosis method based on insulation monitoring | |
| CN206161764U (en) | Electric line earth leakage fault detection system based on signal trigger | |
| CN206074695U (en) | A kind of high-voltage capacitor is wirelessly transferred automatic discharging detection means | |
| CN204271630U (en) | Power distribution network PT Intelligent resonance suppression device | |
| CN204046153U (en) | The circuit breaker that tape jam arc protection function is reported to the police | |
| CN104749486B (en) | A kind of IT system single-phase fault localization method based on residual current operated protective device | |
| CN203839787U (en) | Ground wire with electricity detecting function | |
| CN204091111U (en) | Early-warning for high pressure insulating boot | |
| CN203630291U (en) | Performance detection device of insulation rod | |
| CN202455061U (en) | Intelligent comprehensive resonance elimination device | |
| CN206461351U (en) | A kind of generator neutral point is grounded nonlinear resistance device | |
| CN205484644U (en) | A grounding detection cabinet for polycrystalline silicon reduction system | |
| CN104188196A (en) | High-voltage early-warning insulation glove | |
| CN203504002U (en) | Neutral-point grounding resistance complete set of cabinet used for dry-type grounding transformer | |
| CN204613346U (en) | A kind of ground loop detector | |
| CN204720329U (en) | A kind of insulated operating rod | |
| CN203882424U (en) | Insulation detecting rod | |
| CN102593813A (en) | Intelligent comprehensive resonance elimination device | |
| CN203733968U (en) | Special safety clamp for 10kV high-voltage grounding wire | |
| CN203205827U (en) | Current transformer secondary overvoltage protection circuit | |
| CN207542415U (en) | A kind of omnipotent ground connection crossover sub |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523969 Guangdong city of Dongguan province Changping Zhen Nan Pu branch center building E Patentee after: Guangdong Youke testing certification Co., Ltd Address before: 523969 Guangdong city of Dongguan province Changping Zhen Nan Pu branch center building E Patentee before: GUANGDONG U.K STANDARD TESTING SERVICE Co.,Ltd. |