CN207636717U - Novel AC vacuum contactor aging device - Google Patents
Novel AC vacuum contactor aging device Download PDFInfo
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- CN207636717U CN207636717U CN201721390562.7U CN201721390562U CN207636717U CN 207636717 U CN207636717 U CN 207636717U CN 201721390562 U CN201721390562 U CN 201721390562U CN 207636717 U CN207636717 U CN 207636717U
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- vacuum contactor
- switch
- time relay
- normally opened
- auxiliary contact
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Abstract
The utility model discloses a kind of AC vacuum contactor aging devices, including power supply, the input terminal of power supply is connected with first time relay KA1 the first normal open switch K1 1, after first normal open switch K1 1 is in parallel with the first contact switch S1, it connects with the second normally closed switch K2 2 of the second time relay KA2, first time relay KA1, first time, relay KA1 was connected with the output end of power supply；The series circuit both ends of second normally closed switch K2 2, first time relay KA1 composition, it is parallel with the series circuit of the second contact switch S2 and the second time relay KA2 compositions, the second both ends contact switch S2 are parallel with the second normal open switch K2 1 of the second time relay KA2；The series circuit both ends of second normally closed switch K2 2, first time relay KA1 composition, are also parallel with main A.C. contactor CJK；AC vacuum contactor group is in series with main circuit switch K.The utility model has the advantages that convenient for frequently test vacuum contactor operating characteristics and normally opened auxiliary contact performance.
Description
Technical field
The utility model is related to novel AC vacuum contactor aging devices.
Background technology
Vacuum contactor will produce the switching overvoltage of various complexity during switched capacitor group, if vacuum is disconnected
The performance of road device is incomplete, is susceptible to and restrikes, and will produce high overvoltage.Core of the vacuum interrupter as vacuum circuit breaker
Center portion part, the conversion that the on-off action between conductor and insulator is completed to control vacuum arc play an important role,
It also plays an important role for success switched capacitor group.
Restrike phenomenon reason of the vacuum contactor in switched capacitor group has very much, such as the rebound of opening velocity, separating brake,
Contact material, vacuum degree reduction etc..It is exactly the burr and arc extinguishing of arc-chutes contact material in the case where above-mentioned condition all meets
Indoor particle number is crucial.In this case, restrike probability height it is only related with the number there are particle in pipe, and with
The increase of system voltage, the possibility that when switched capacitor group restrikes can obviously increase.Arc-chutes switched capacitor group
Performance and its short circuit interruption performance between without direct relationship, design parameter, the piece surface light of performance and arc-chutes
Cleanliness, the cleannes of arc-chutes and its manufacturing process are closely related.Therefore vacuum switch needs to carry out before use repeatedly seasoned,
To detect underproof product.
Utility model content
Purpose of utility model：Purpose of the utility model is to solve deficiencies in the prior art, provide one kind and are convenient for
The frequently novel AC vacuum contactor aging device of test vacuum contactor operating characteristics and normally opened auxiliary contact performance.
Technical solution：The utility model AC vacuum contactor aging device, including power supply, first time relay KA1,
Second time relay KA2, the first contact switch S1, the second contact switch S2, indicator light L and AC vacuum contactor group；
The input terminal of power supply is connected with first time relay KA1 the first normal open switch K1-1, the first normal open switch K1-1
After in parallel with the first contact switch S1, the second normally closed switch K2-2, first time relay with the second time relay KA2
KA1 connects, and first time, relay KA1 was connected with the output end of power supply；
The series circuit both ends of second normally closed switch K2-2, first time relay KA1 composition, are parallel with the second contact and open
The series circuit of S2 and the second time relay KA2 compositions are closed, the second both ends contact switch S2 are parallel with second time relay
The second normal open switch K2-1 of KA2；
The series circuit both ends of second normally closed switch K2-2, first time relay KA1 composition are also parallel with main exchange and connect
Tentaculum CJK；
AC vacuum contactor group includes the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to the
The parallel circuit of n AC vacuum contactors CKJn compositions；AC vacuum contactor group and the main circuit of main A.C. contactor CJK are opened
K is closed to be in series, the series circuit of AC vacuum contactor group and main circuit switch K composition respectively with the input terminal of power supply and output
End is connected；
First AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Normally opened auxiliary contact be followed successively by the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th；
Indicator light L, the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th are in series, indicator light
L, the series circuit difference of the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn compositions of auxiliary contact K2 to n-th
It is connected with the input terminal of power supply and output end；
First AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Anode and cathode respectively on substrate each pair of positive conductive column and negative conductive column be connected, positive conductive column and negative conductive
Column runs through substrate, protrudes positive conductive column, negative conductive column below substrate and is connected with nut, adjacent each pair of positive conductive
Column is connected by conducting wire.
Further improvement of the utility model is that conducting wire both ends are equipped with washer, and the washer at conducting wire both ends is respectively fitted over phase
On two adjacent positive conductive columns, adjacent two negative conductive columns, nut is fixed on the bottom of washer.
Further improvement of the utility model is that the N in the n-th AC vacuum contactor CKJn is more than or equal to three.
Further improvement of the utility model is that the voltage that power supply provides is 220V alternating currents.
Further improvement of the utility model is that the outside of positive conductive column and negative conductive column is equipped with convex above substrate
Platform, boss are the cylinder equipped with centre bore.
Operation principle：Start the first contact switch S1, first time relay KA1 obtain it is electric, first time relay KA1's
First normal open switch K1-1 is attracted, main A.C. contactor CJK obtain it is electric, to which main circuit switch K is attracted；Main circuit switch K is attracted,
AC vacuum contactor group is powered, and the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to n-th exchange are true
The first normally opened auxiliary contact K1 of normally opened auxiliary contact of empty contactor CKJn, the second normally opened normally opened auxiliary of auxiliary contact K2 to n-th
Contact Kn is closed, and indicator light is bright.
Start the second contact switch S2, the second time relay KA2 obtains electric, and the second of the second time relay KA2 is normally opened
Switch K2-1 is attracted, and the second normally closed switch K2-2 is disconnected, and first time relay KA1 disconnects, and the first normal open switch K1-1 is disconnected,
Main A.C. contactor CJK dead electricity, main circuit switch K are disconnected, and indicator light does not work.
As the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to the n-th AC vacuum contactor
The first normally opened auxiliary contact K1 of normally opened auxiliary contact of CKJn, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th its
In some auxiliary contact irregular working, it indicates that lamp does not work.
Advantageous effect：
The present invention can test AC vacuum contactor CKJ1 to CKJn frequent operation performances, and detection CKJ1 to CKJn
Normally opened auxiliary contact performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the front view of substrate；
Fig. 3 is the rearview of substrate；
Wherein, 1 substrate；1-1 positive conductive columns；1-2 negative conductive columns；3 nuts；4 boss.
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by these by particular specific embodiment below
Content disclosed by specification understands other advantages and effect of the utility model easily.
Such as Fig. 1-3, AC vacuum contactor aging device, including power supply, first time relay KA1, the second time after
Electric appliance KA2, the first contact switch S1, the second contact switch S2, indicator light L and AC vacuum contactor group；
The input terminal of power supply is connected with first time relay KA1 the first normal open switch K1-1, the first normal open switch K1-1
After in parallel with the first contact switch S1, the second normally closed switch K2-2, first time relay with the second time relay KA2
KA1 connects, and first time, relay KA1 was connected with the output end of power supply；
The series circuit both ends of second normally closed switch K2-2, first time relay KA1 composition, are parallel with the second contact and open
The series circuit of S2 and the second time relay KA2 compositions are closed, the second both ends contact switch S2 are parallel with second time relay
The second normal open switch K2-1 of KA2；
The series circuit both ends of second normally closed switch K2-2, first time relay KA1 composition are also parallel with main exchange and connect
Tentaculum CJK；
AC vacuum contactor group includes the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to the
The parallel circuit of n AC vacuum contactors CKJn compositions；AC vacuum contactor group and the main circuit of main A.C. contactor CJK are opened
K is closed to be in series, the series circuit of AC vacuum contactor group and main circuit switch K composition respectively with the input terminal of power supply and output
End is connected；
First AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Normally opened auxiliary contact be followed successively by the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th；
Indicator light L, the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th are in series, indicator light
L, the series circuit difference of the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn compositions of auxiliary contact K2 to n-th
It is connected with the input terminal of power supply and output end；
First AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Anode and cathode respectively on substrate 1 each pair of positive conductive column 1-1 and negative conductive column 1-2 be connected, positive conductive column 1-1
Run through substrate 1 with negative conductive column 1-2, protrudes positive conductive column 1-1, negative conductive column 1-2 and nut 3 below substrate 1
It is connected, adjacent each pair of positive conductive column 1-1 is connected by conducting wire.
Further improvement of the utility model is that conducting wire both ends are equipped with washer, and the washer at conducting wire both ends is respectively fitted over phase
On two adjacent positive conductive column 1-1, adjacent two negative conductive column 1-2, nut 3 is fixed on the bottom of washer.
Further improvement of the utility model is that the N in the n-th AC vacuum contactor CKJn is more than or equal to three.
Further improvement of the utility model is that the voltage that power supply provides is 220V alternating currents.
Further improvement of the utility model is that substrate 1 top positive conductive column 1-1's and negative conductive column 1-2 is outer
Side is equipped with boss 4, and boss 4 is the cylinder equipped with centre bore.
Operation principle：Start the first contact switch S1, first time relay KA1 obtain it is electric, first time relay KA1's
First normal open switch K1-1 is attracted, main A.C. contactor CJK obtain it is electric, to which main circuit switch K is attracted；Main circuit switch K is attracted,
AC vacuum contactor group is powered, and the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to n-th exchange are true
The first normally opened auxiliary contact K1 of normally opened auxiliary contact of empty contactor CKJn, the second normally opened normally opened auxiliary of auxiliary contact K2 to n-th
Contact Kn is closed, and indicator light is bright.
Start the second contact switch S2, the second time relay KA2 obtains electric, and the second of the second time relay KA2 is normally opened
Switch K2-1 is attracted, and the second normally closed switch K2-2 is disconnected, and first time relay KA1 disconnects, and the first normal open switch K1-1 is disconnected,
Main A.C. contactor CJK dead electricity, main circuit switch K are disconnected, and indicator light does not work.
As the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to the n-th AC vacuum contactor
The first normally opened auxiliary contact K1 of normally opened auxiliary contact of CKJn, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th its
In some auxiliary contact irregular working, it indicates that lamp does not work.
Above-mentioned specific implementation mode only illustrates the technical concept and structure feature of the utility model, it is therefore intended that allow ripe
The stakeholder for knowing technique can implement according to this, but the above content is not intended to limit the scope of protection of the utility model, every
Any equivalent change or modification made by Spirit Essence according to the utility model, should all fall into the scope of protection of the utility model
Within.
Claims (5)
1. novel AC vacuum contactor aging device, it is characterised in that：When including power supply, first time relay KA1, second
Between relay KA2, the first contact switch S1, the second contact switch S2, indicator light L and AC vacuum contactor group；
The input terminal of power supply is connected with the first normal open switch of first time relay KA1 K1-1, first normal open switch
After K1-1 is in parallel with the first contact switch S1, with the second normally closed switch K2-2 of the second time relay KA2, first time relay
Device KA1 series connection, the first time relay KA1 are connected with the output end of power supply；
The series circuit both ends of the second normally closed switch K2-2, first time relay KA1 composition, are parallel with the second contact and open
Close the series circuit that S2 is formed with the second time relay KA2, the both ends the second contact switch S2 be parallel with the second time after
The second normal open switch K2-1 of electric appliance KA2；
The series circuit both ends of the second normally closed switch K2-2, first time relay KA1 composition are also parallel with main exchange and connect
Tentaculum CJK；
The AC vacuum contactor group includes the first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 to the
The parallel circuit of n AC vacuum contactors CKJn compositions；The main electricity of the AC vacuum contactor group and main A.C. contactor CJK
Way switch K is in series, the series circuit of the AC vacuum contactor group and main circuit switch K composition respectively with the input of power supply
End is connected with output end；
The first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Normally opened auxiliary contact be followed successively by the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th；
The indicator light L, the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn of auxiliary contact K2 to n-th are in series, institute
State the series connection of indicator light L, the first normally opened auxiliary contact K1, the second normally opened normally opened auxiliary contact Kn compositions of auxiliary contact K2 to n-th
Circuit is connected with the input terminal of power supply and output end respectively；
The first AC vacuum contactor CKJ1, the second AC vacuum contactor CKJ2 are to the n-th AC vacuum contactor CKJn
Anode and cathode respectively with substrate（1）On each pair of positive conductive column（1-1）With negative conductive column（1-2）Be connected, it is described just
Pole conductive column（1-1）With negative conductive column（1-2）Through substrate（1）, protrude in the substrate（1）The positive conductive column of lower section
（1-1）, negative conductive column（1-2）With nut（3）It is connected, adjacent each pair of positive conductive column（1-1）It is connected by conducting wire.
2. novel AC vacuum contactor aging device according to claim 1, it is characterised in that：The conducting wire both ends are set
There are washer, the washer at the conducting wire both ends to be respectively fitted over two adjacent positive conductive columns（1-1）Upper, two adjacent cathode are led
Electric column（1-2）, the nut（3）It is fixed on the bottom of washer.
3. novel AC vacuum contactor aging device according to claim 2, it is characterised in that：N-th exchange is true
N in empty contactor CKJn is more than or equal to three.
4. novel AC vacuum contactor aging device according to claim 1, it is characterised in that：What the power supply provided
Voltage is 220V alternating currents.
5. novel AC vacuum contactor aging device according to claim 1, it is characterised in that：The substrate（1）On
Upright pole conductive column（1-1）With negative conductive column（1-2）Outside be equipped with boss（4）, the boss（4）For equipped with centre bore
Cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390562.7U CN207636717U (en) | 2017-10-26 | 2017-10-26 | Novel AC vacuum contactor aging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390562.7U CN207636717U (en) | 2017-10-26 | 2017-10-26 | Novel AC vacuum contactor aging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207636717U true CN207636717U (en) | 2018-07-20 |
Family
ID=62859312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721390562.7U Active CN207636717U (en) | 2017-10-26 | 2017-10-26 | Novel AC vacuum contactor aging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207636717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345930A (en) * | 2020-10-28 | 2021-02-09 | 贵州天义电器有限责任公司 | Indicator lamp plate for adjusting auxiliary contact of contactor |
-
2017
- 2017-10-26 CN CN201721390562.7U patent/CN207636717U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345930A (en) * | 2020-10-28 | 2021-02-09 | 贵州天义电器有限责任公司 | Indicator lamp plate for adjusting auxiliary contact of contactor |
| CN112345930B (en) * | 2020-10-28 | 2024-05-03 | 贵州天义电器有限责任公司 | Indicator lamp plate for contactor auxiliary contact adjustment |
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