CN205992504U - A kind of safe and reliable A.C. contactor device - Google Patents
A kind of safe and reliable A.C. contactor device Download PDFInfo
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- CN205992504U CN205992504U CN201620961655.XU CN201620961655U CN205992504U CN 205992504 U CN205992504 U CN 205992504U CN 201620961655 U CN201620961655 U CN 201620961655U CN 205992504 U CN205992504 U CN 205992504U
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- phase
- static contact
- safe
- reliable
- contactor device
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Abstract
The utility model discloses a kind of safe and reliable A.C. contactor device, it is characterized in that：Including housing, housing is provided with three-phase static contact and auxiliary static contact；The inside of housing is provided with fixedly connected part, and fixedly connected part connects armature by spring, and enclosure interior is provided with the iron core using cooperatively with armature；There is coil in iron core Shangrao；Armature is provided with connecting rod, and connecting rod is provided with the three-phase moving contact using cooperatively with three-phase static contact；Connecting rod is provided with and the auxiliary moving contact assisting static contact to use cooperatively；Coil is by control circuit control.A.C. contactor device of the present utility model is capable of electric current, voltage and the temperature of on-line monitoring main circuit three-phase, and sends alarm when electric current, voltage or temperature exceed normal range value or pin control circuit disconnection main circuit.
Description
Technical field
This utility model is related to A.C. contactor field, more particularly, to a kind of safe and reliable A.C. contactor device.
Background technology
A.C. contactor is that a kind of realization commonly used in circuit is switched on or switched off load-carrying alternating current-direct current main circuit or big
Automatization's switch of volume control circuit, the vibrations frequently switching on or disconnecting generation due to circuit often can shake loose wiring pile
Head, so that the contact surface of wiring pile crown reduces, thus producing amount of heat, burns A.C. contactor or even initiation fire.
Utility model content
In order to solve above-mentioned technical problem, the utility model proposes a kind of safe and reliable A.C. contactor device, its energy
Enough improve the security performance of A.C. contactor, detect the current/voltage of main circuit and when high temperature in A.C. contactor, send
Report to the police or pin control circuit and disconnect main circuit.
To achieve these goals, the technical solution of the utility model is：
A kind of safe and reliable A.C. contactor device, including housing, described housing is provided with three-phase static contact and auxiliary
Help static contact；The inside of described housing is provided with fixedly connected part, and described fixedly connected part connects armature, described housing by spring
Inside is provided with the iron core using cooperatively with armature；There is coil in described iron core Shangrao；Described armature is provided with connecting rod, described connection
Bar is provided with the three-phase moving contact using cooperatively with three-phase static contact；Described connecting rod is provided with and uses cooperatively with assisting static contact
Auxiliary moving contact；Described coil is by control circuit control.
Described three-phase static contact connects three-phase inlet wire and three-phase outlet respectively, described three-phase inlet wire is respectively equipped with temperature and passes
Sensor；It is respectively equipped with measure voltage ＆ current instrument in described three-phase outlet.
Described temperature sensor is connected control circuit respectively with described measure voltage ＆ current instrument.
Described control circuit includes microprocessor, and described temperature sensor and measure voltage ＆ current instrument pass through modulus respectively
Transducer connects microprocessor, described microprocessor controlling switch S, and described switch S controls described coil.
Described microprocessor is also connected with warning circuit.
The beneficial effects of the utility model are：A.C. contactor device of the present utility model, being capable of on-line monitoring main circuit
The electric current of three-phase, voltage and temperature, and send alarm when electric current, voltage or temperature exceed normal range value or pin control electricity
Road disconnects main circuit.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is control circuit structural representation.
Wherein, 1 housing；2 iron cores；3 armature；4 springs；5 fixedly connected parts；61A phase static contact；62B phase static contact；63C
Phase static contact；611A phase moving contact；621B phase moving contact；631C phase moving contact；71A phase voltage current detecting instrument；72B phase is electric
Current voltage instrumentation；73C phase voltage current detecting instrument；8 auxiliary moving contacts；9 auxiliary static contacts；10 connecting rods；11A phase temperature
Degree sensor；12B phase temperature sensor；13C phase temperature sensor；14 control circuits.
Specific embodiment
In order to be better understood by the technical solution of the utility model, below in conjunction with the accompanying drawings this utility model is made furtherly
Bright.
As shown in figure 1, a kind of safe and reliable A.C. contactor device, including housing 1, housing is provided with three-phase stationary contact
Head：A phase static contact 61, B phase static contact 62, C phase static contact 63 and auxiliary static contact 9；The inside of housing is provided with and is fixedly connected
Part 5, fixedly connected part 5 connects armature 3 by spring 4, and enclosure interior is additionally provided with the iron core 2 using cooperatively with armature；On iron core
It is full of coil；Armature is provided with connecting rod 10, and connecting rod is provided with the three-phase moving contact using cooperatively with three-phase static contact：A phase
Moving contact 611；B phase moving contact 621 and C phase moving contact 631；Connecting rod is provided with auxiliary with assist static contact 9 to use cooperatively
Power-assist contact 8；Coil is controlled by control circuit 14.Control circuit is integrated on a pcb board, is arranged on enclosure interior.
A phase static contact connects A phase inlet wire and A phase outlet respectively, and A phase inlet wire is respectively equipped with A phase temperature sensor 11；A
Phase outlet is provided with A phase voltage current detecting instrument 71.B phase static contact connects B phase inlet wire and B phase outlet respectively, on B phase inlet wire
It is respectively equipped with B phase temperature sensor 12；B phase outlet is provided with B phase voltage current detecting instrument 72.C phase static contact connects C respectively
Phase inlet wire and C phase outlet, C phase inlet wire is respectively equipped with C phase temperature sensor 13；C phase outlet is provided with C phase voltage current detecting
Instrument 73.
Temperature sensor is connected control circuit respectively with measure voltage ＆ current instrument.
As shown in Fig. 2 control circuit includes microprocessor, A phase temperature sensor, B phase temperature sensor, C phase temperature pass
Sensor, A phase voltage current detecting instrument, B phase voltage current detecting instrument and C phase voltage current detecting instrument pass through mould respectively
Number converter connects microprocessor, and microprocessor passes through internal output relay controlling switch S, switchs S control coil.
Microprocessor is also connected with warning circuit.
Switch S is connected between civil power and coil；Civil power passes through voltage conversion circuit provides power supply to support for microprocessor.
According to the result of temperature sensor and measure voltage ＆ current instrument, microprocessor judges that temperature, voltage and electric current are
No beyond prescribed limit, and the "on" position of control coil start simultaneously warning circuit report to the police, reach safe purpose.
Although the above-mentioned accompanying drawing that combines is described to specific embodiment of the present utility model, not new to this practicality
The restriction of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel do not need to pay the various modifications that creative work can make or deformation still in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of safe and reliable A.C. contactor device, is characterized in that, including housing (1), it is quiet that described housing is provided with three-phase
Contact and auxiliary static contact (9)；The inside of described housing is provided with fixedly connected part (5), and described fixedly connected part passes through spring
(4) connect armature (3), described enclosure interior is provided with the iron core (2) using cooperatively with armature；There is coil in described iron core Shangrao；Institute
State armature and be provided with connecting rod；Described connecting rod is provided with the three-phase moving contact using cooperatively with three-phase static contact；Described connection
Bar is provided with and assists the auxiliary moving contact (8) that static contact (9) uses cooperatively；Described coil is controlled by control circuit (14).
2. a kind of safe and reliable A.C. contactor device as claimed in claim 1, is characterized in that, described three-phase static contact divides
Not Lian Jie three-phase inlet wire and three-phase outlet, described three-phase inlet wire is respectively equipped with temperature sensor；In described three-phase outlet respectively
It is provided with measure voltage ＆ current instrument.
3. a kind of safe and reliable A.C. contactor device as claimed in claim 2, is characterized in that, described temperature sensor with
Described measure voltage ＆ current instrument connects control circuit respectively.
4. a kind of safe and reliable A.C. contactor device as claimed in claim 2 or claim 3, is characterized in that, described control circuit
Including microprocessor, described temperature sensor is connected microprocessor by analog-digital converter respectively with measure voltage ＆ current instrument,
Described microprocessor controlling switch S, described switch S controls described coil.
5. a kind of safe and reliable A.C. contactor device as claimed in claim 4, is characterized in that, described microprocessor also connects
Circuit taking alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620961655.XU CN205992504U (en) | 2016-08-26 | 2016-08-26 | A kind of safe and reliable A.C. contactor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620961655.XU CN205992504U (en) | 2016-08-26 | 2016-08-26 | A kind of safe and reliable A.C. contactor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205992504U true CN205992504U (en) | 2017-03-01 |
Family
ID=58107251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620961655.XU Active CN205992504U (en) | 2016-08-26 | 2016-08-26 | A kind of safe and reliable A.C. contactor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205992504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106206159A (en) * | 2016-08-26 | 2016-12-07 | 安徽皖维高新材料股份有限公司 | A kind of safe and reliable A.C. contactor device |
-
2016
- 2016-08-26 CN CN201620961655.XU patent/CN205992504U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106206159A (en) * | 2016-08-26 | 2016-12-07 | 安徽皖维高新材料股份有限公司 | A kind of safe and reliable A.C. contactor device |
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