CN201966139U - Energy-saving controller of direct current contactor and direct current contactor - Google Patents
Energy-saving controller of direct current contactor and direct current contactor Download PDFInfo
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- CN201966139U CN201966139U CN2011200044872U CN201120004487U CN201966139U CN 201966139 U CN201966139 U CN 201966139U CN 2011200044872 U CN2011200044872 U CN 2011200044872U CN 201120004487 U CN201120004487 U CN 201120004487U CN 201966139 U CN201966139 U CN 201966139U
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- power supply
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Abstract
The utility model discloses an energy-saving controller of a direct current contactor and a direct current contactor. The energy-saving controller comprises a direct current power supply, a main field-effect tube, a contactor coil, a slave field-effect tube and a microprocessor. The direct current power supply comprises a first output end and a second output end. The main field-effect tube comprises a first input end, a second input end and an output end; the microprocessor comprises a first input end and an output end; the first output end of the direct current power supply is connected with the first input end of the main field-effect tube; the output end of the main field-effect tube is connected with a contactor coil; the second output end of the direct current power supply is connected with the input end of the slave field-effect tube; the output end of the slave field-effect is connected with the first input end of the microprocessor; and the output end of the microprocessor is connected with the second input end of the main field-effect tube. As the energy-saving controller uses a converted direct current pulse voltage to drive the direct current contactor, the electrical energy can be saved, and the service life of the direct current contactor is prolonged.
Description
Technical field
The utility model relates to electronic applications, relates in particular to a kind of electricity-saving control device and D.C. contactor of D.C. contactor.
Background technology
D.C. contactor is a kind of electromagnetic switch of controlling big current switching by little current switching, its operation principle is: after energising under the effect of coil at little electric current of contactor, coil produces magnetic field, thereby the effect conducting of the electromagnetic force that produces by coil magnetic field or disconnect major loop, be that moving contact contacts the realization conducting with fixed contact, moving contact does not contact with fixed contact and realizes outage, reaches the purpose of the big electric current of little Current Control.
After the D.C. contactor energising adhesive, need continued power, could guarantee the operate as normal of D.C. contactor.There is a large amount of power consumptions in the D.C. contactor of this working condition.
The utility model content
The technical problem that the utility model mainly solves provides a kind of electricity-saving control device and D.C. contactor of D.C. contactor, the life-span of having improved D.C. contactor when saving electric energy.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: the electricity-saving control device that a kind of D.C. contactor is provided, comprise DC power supply, home court effect pipe, contactor coil, from field effect transistor and microprocessor, described DC power supply comprises first output and second output, home court effect pipe comprises first input end, second input and output, microprocessor comprises first input end and output, first output of described DC power supply connects the first input end of home court effect pipe, the output of home court effect pipe connects contactor coil, second output of DC power supply connects the input from field effect transistor, connect the first input end of microprocessor from the output of field effect transistor, the output of microprocessor connects second input of home court effect pipe.
Wherein, described electricity-saving control device also comprises testing circuit, and described microprocessor also comprises second input, and the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
Wherein, described testing circuit is voltage detecting and regulating circuit.
Wherein, described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
Wherein, described home court effect pipe is the field effect transistor of DN3545N8-G type.
Wherein, described is the field effect transistor of IRF7341IPBF type from field effect transistor.
For solving the problems of the technologies described above, the utility model adopts other technical scheme to be: a kind of D.C. contactor is provided, comprise D.C. contactor body and electricity-saving control device, described electricity-saving control device comprises DC power supply, home court effect pipe, contactor coil, from field effect transistor and microprocessor, described DC power supply comprises first output and second output, home court effect pipe comprises first input end, second input and output, microprocessor comprises first input end and output, first output of described DC power supply connects the first input end of home court effect pipe, the output of home court effect pipe connects contactor coil, second output of DC power supply connects the input from field effect transistor, connect the first input end of microprocessor from the output of field effect transistor, the output of microprocessor connects second input of home court effect pipe.
Wherein, described electricity-saving control device also comprises testing circuit, and described microprocessor also comprises second input, and the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
Wherein, described testing circuit is voltage detecting and regulating circuit.
Wherein, described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
Wherein, described home court effect pipe is the field effect transistor of DN3545N8-G type, and described is the field effect transistor of IRF7341IPBF type from field effect transistor.
The beneficial effects of the utility model are: the D.C. contactor that is different from prior art adopts direct current directly to drive contactor coil to be wasted electric energy and causes relatively short defective of D.C. contactor life-span, the utility model adopts home court effect pipe, from the cooperation of field effect transistor and microprocessor direct voltage is converted to broad-adjustable dc pulse voltage, drive D.C. contactor with the dc pulse voltage after the conversion, can save the power consumption of half nearly when a D.C. contactor uses.In addition, the D.C. contactor operating current behind the use electricity-saving control device reduces significantly, makes the heating of contactor control coil also reduce greatly, has prolonged the operate as normal life-span of contactor control coil, thereby has prolonged the useful life of contactor.
Description of drawings
Fig. 1 is the block diagram of electricity-saving control device first embodiment of the utility model D.C. contactor;
Fig. 2 is the block diagram of electricity-saving control device second embodiment of the utility model D.C. contactor.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
See also Fig. 1, among first embodiment of the electricity-saving control device of D.C. contactor of the present utility model, described electricity-saving control device comprises DC power supply 10, home court effect pipe 11, contactor coil 12, from field effect transistor 13 and microprocessor 14, described DC power supply 10 comprises first output and second output, home court effect pipe 11 comprises first input end, second input and output, microprocessor 14 comprises first input end and output, first output of described DC power supply 10 connects the first input end of home court effect pipe 11, the output of home court effect pipe 11 connects contactor coil 12, second output of DC power supply 10 connects the input from field effect transistor 13, connect the first input end of microprocessor 14 from the output of field effect transistor 13, the output of microprocessor 14 connects second input of home court effect pipe 11.
The utility model adopts home court effect pipe, from the cooperation of field effect transistor and microprocessor direct voltage is converted to broad-adjustable dc pulse voltage, drive D.C. contactor with the dc pulse voltage after the conversion, can save the power consumption of half nearly when a D.C. contactor uses.In addition, D.C. contactor operating current behind the use electricity-saving control device reduces significantly, make the heating of D.C. contactor control coil also reduce greatly, prolonged the operate as normal life-span of D.C. contactor control coil, thereby prolonged the useful life of D.C. contactor.
Referring to Fig. 2, among second embodiment of the present utility model, all technical characterictics that comprise first embodiment, difference is: described electricity-saving control device also comprises testing circuit 15, described microprocessor also comprises second input, the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
Testing circuit: this is a kind of voltage detecting and regulating circuit.When inserting voltage and be lower than the pick-up voltage of D.C. contactor, testing circuit detects and can automatic regulation voltage reaches the pick-up voltage of D.C. contactor.
In one embodiment, described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
In one embodiment, described home court effect pipe is the field effect transistor of DN3545N8-G type, and described is the field effect transistor of IRF7341IPBF type from field effect transistor.
D.C. contactor of the present utility model, comprise D.C. contactor body and electricity-saving control device, described electricity-saving control device comprises DC power supply, home court effect pipe, contactor coil, from field effect transistor and microprocessor, described DC power supply comprises first output and second output, home court effect pipe comprises first input end, second input and output, microprocessor comprises first input end and output, first output of described DC power supply connects the first input end of home court effect pipe, the output of home court effect pipe connects contactor coil, second output of DC power supply connects the input from field effect transistor, connect the first input end of microprocessor from the output of field effect transistor, the output of microprocessor connects second input of home court effect pipe.
D.C. contactor of the present utility model, used electricity-saving control device, in electricity-saving control device, adopt home court effect pipe, direct voltage be converted to broad-adjustable dc pulse voltage from the cooperation of field effect transistor and microprocessor, drive D.C. contactor with the dc pulse voltage after the conversion, can save the power consumption of half nearly when a D.C. contactor uses.In addition, the D.C. contactor operating current behind the use electricity-saving control device reduces significantly, makes the heating of contactor control coil also reduce greatly, has prolonged the operate as normal life-span of contactor control coil, thereby has prolonged the useful life of contactor.
In one embodiment, described electricity-saving control device also comprises testing circuit, and described microprocessor also comprises second input, and the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
In one embodiment, described testing circuit is voltage detecting and regulating circuit.
In one embodiment, described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
In one embodiment, described home court effect pipe is the field effect transistor of DN3545N8-G type, and described is the field effect transistor of IRF7341IPBF type from field effect transistor.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. the electricity-saving control device of a D.C. contactor, it is characterized in that: comprise DC power supply, home court effect pipe, contactor coil, from field effect transistor and microprocessor, described DC power supply comprises first output and second output, home court effect pipe comprises first input end, second input and output, microprocessor comprises first input end and output, first output of described DC power supply connects the first input end of home court effect pipe, the output of home court effect pipe connects contactor coil, second output of DC power supply connects the input from field effect transistor, connect the first input end of microprocessor from the output of field effect transistor, the output of microprocessor connects second input of home court effect pipe.
2. the electricity-saving control device of D.C. contactor according to claim 1, it is characterized in that: described electricity-saving control device also comprises testing circuit, described microprocessor also comprises second input, the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
3. the electricity-saving control device of D.C. contactor according to claim 2, it is characterized in that: described testing circuit is voltage detecting and regulating circuit.
4. according to the electricity-saving control device of each described D.C. contactor of claim 1～3, it is characterized in that: described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
5. the electricity-saving control device of D.C. contactor according to claim 4, it is characterized in that: described home court effect pipe is the field effect transistor of DN3545N8-G type, described is the field effect transistor of IRF7341IPBF type from field effect transistor.
6. D.C. contactor, it is characterized in that: comprise D.C. contactor body and electricity-saving control device, described electricity-saving control device comprises DC power supply, home court effect pipe, contactor coil, from field effect transistor and microprocessor, described DC power supply comprises first output and second output, home court effect pipe comprises first input end, second input and output, microprocessor comprises first input end and output, first output of described DC power supply connects the first input end of home court effect pipe, the output of home court effect pipe connects contactor coil, second output of DC power supply connects the input from field effect transistor, connect the first input end of microprocessor from the output of field effect transistor, the output of microprocessor connects second input of home court effect pipe.
7. D.C. contactor according to claim 6, it is characterized in that: described electricity-saving control device also comprises testing circuit, described microprocessor also comprises second input, the input of described testing circuit connects DC power supply, and the output of described testing circuit connects second input of microprocessor.
8. D.C. contactor according to claim 7 is characterized in that: described testing circuit is voltage detecting and regulating circuit.
9. according to each described D.C. contactor of claim 6～8, it is characterized in that: described electricity-saving control device also comprises anti-jamming circuit, and described anti-jamming circuit is connected in second output of DC power supply and between the input of field effect transistor.
10. D.C. contactor according to claim 9 is characterized in that: described home court effect pipe is the field effect transistor of DN3545N8-G type, and described is the field effect transistor of IRF7341IPBF type from field effect transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200044872U CN201966139U (en) | 2011-01-07 | 2011-01-07 | Energy-saving controller of direct current contactor and direct current contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200044872U CN201966139U (en) | 2011-01-07 | 2011-01-07 | Energy-saving controller of direct current contactor and direct current contactor |
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| Publication Number | Publication Date |
|---|---|
| CN201966139U true CN201966139U (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200044872U Expired - Lifetime CN201966139U (en) | 2011-01-07 | 2011-01-07 | Energy-saving controller of direct current contactor and direct current contactor |
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| Country | Link |
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| CN (1) | CN201966139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977100A (en) * | 2016-06-30 | 2016-09-28 | 株洲中车时代电气股份有限公司 | Control method and device for DC contactor for rail transit |
-
2011
- 2011-01-07 CN CN2011200044872U patent/CN201966139U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977100A (en) * | 2016-06-30 | 2016-09-28 | 株洲中车时代电气股份有限公司 | Control method and device for DC contactor for rail transit |
| CN105977100B (en) * | 2016-06-30 | 2018-08-21 | 株洲中车时代电气股份有限公司 | A kind of control method and device of rail traffic D.C. contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170825 Address after: 741024 D1 workshop of the Great Wall electrical industry park, Tong Tang Industrial Park, Tianshui Economic and Technological Development Zone, Gansu, Tianshui Co-patentee after: Tianshui 213 Electrical Apparatus Company Ltd. Patentee after: TIANSHUI 213 ELECTRICAL APPARATUS CO., LTD. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Xili Longjing High Technology Park 7 Building 6 floor Patentee before: 213 Electrical Apparatus (Shenzhen) Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |