CN107231067A - A kind of energy-saving motor - Google Patents
A kind of energy-saving motor Download PDFInfo
- Publication number
- CN107231067A CN107231067A CN201710692060.8A CN201710692060A CN107231067A CN 107231067 A CN107231067 A CN 107231067A CN 201710692060 A CN201710692060 A CN 201710692060A CN 107231067 A CN107231067 A CN 107231067A
- Authority
- CN
- China
- Prior art keywords
- binding post
- motor
- controllable silicon
- triode
- full
- 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.)
- Pending
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 33
- 239000010703 silicon Substances 0.000 claims abstract description 33
- 230000005693 optoelectronics Effects 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 2
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000003111 delayed effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H02K11/044—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
- H02K11/049—Rectifiers associated with stationary parts, e.g. stator cores
- H02K11/05—Rectifiers associated with casings, enclosures or brackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Abstract
A kind of energy-saving motor, it includes casing（1）, stator（2）, rotor（3）, it is characterized in that, in terminal box（7）In the wiring board of electricity-saving appliance is installed（8）, the first binding post J1 when using on wiring board connects the phase line of civil power, and the second binding post J2 connects the zero line of civil power, easy to use.The electric current Ia of motor is converted to corresponding voltage Ui by the current transformer in electricity-saving appliance, after the rectified circuit rectifies of voltage Ui, the pulse signal of triggering controllable silicon is produced using the zero crossing of its waveform, when the power factor reduction of motor, the pulse signal of triggering controllable silicon delayed can also be produced, and reduce the angle of flow of controllable silicon, the terminal voltage reduction of motor, the power factor of motor rises, and its power savings is up to 20%.
Description
Technical field
The present invention relates to a kind of energy-saving motor, it is made up of single-phase motor body and electricity-saving appliance.
Background technology
Motor is in the process of running due to the change of load, and making the power factor of motor reduces, the efficiency of motor
Decline, to avoid the waste of electric energy, generally using the method for adjustment terminal voltage of motor, but existing electric motor electricity saver knot
Structure is more complicated, volume is big, it is difficult in the casing of motor, and type selecting is inconvenient with using.
The content of the invention
In view of the shortcomings of the prior art, the present invention proposes a kind of energy-saving motor, and electricity-saving appliance is provided with its casing, side
Just use.
The technical scheme is that, a kind of energy-saving motor, it includes casing 1, stator, rotor 3, it is characterized in that,
The wiring board 8 of electricity-saving appliance is installed, the electronic component of electricity-saving appliance includes in terminal box 7：Controllable silicon SCR, current transformer LH, three
Pole pipe T1, optocoupler GE1, full-wave rectifier QL1 and the first binding post J1, the second binding post J2, the 3rd binding post J3；
One the first binding post J1 of termination of current transformer LH primary coil, the other end of current transformer LH primary coil
The anode of controllable silicon SCR is connect, the negative electrode of controllable silicon SCR is connected by the 3rd binding post J3 with one end of motor MD winding,
The second binding post of another termination J2, the first binding post J1 of motor MD winding connect the phase line of civil power, and the second binding post J2 connects
The zero line of civil power；
Current transformer LH secondary coil is connected with the input of a full-wave rectifier QL1, full-wave rectifier QL1 output ends
Negative pole is grounded, and the positive pole of full-wave rectifier QL1 output ends is connected by the base stage of resistance R2 and triode, and the base stage of triode is led to
Resistance R3 ground connection is crossed, the emitter stage of triode connects voltage-stabiliser tube DW1 anode by resistance R1, and voltage-stabiliser tube DW1 negative electrode connects work
The output end VDD of power supply, the colelctor electrode of triode is connected with the anode of optocoupler GE1 light emitting diode, the moon of light emitting diode
Pole is grounded, and the control pole K of a termination controllable silicon SCR of optocoupler GE1 optoelectronic controlled silicon, the other end of optoelectronic controlled silicon passes through electricity
The anode for hindering R4 and controllable silicon SCR is connected；
The output end VDD of the coil J of a Miniature direct current relay termination working power, the coil J's of Miniature direct current relay
The other end is grounded；The normally-closed contact J1 of Miniature direct current relay is in parallel with optocoupler GE1 optoelectronic controlled silicon.
It is a feature of the present invention that Current Transformer is used as source of synchronising signal and working power so that the electronics of electricity-saving appliance
Line construction is simplified significantly so that the small volume of wiring board, and wiring board can be arranged in terminal box, when using on wiring board
First binding post J1 connects the phase line of civil power, and the second binding post J2 connects the zero line of civil power, and easy to use, its power savings is reachable
20%。
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the electrical schematic diagram of electricity-saving appliance.
Embodiment
In conjunction with the embodiment of the brief description of the drawings present invention.
A kind of energy-saving motor, it includes casing 1, stator 2, rotor 3, drive end bearing bracket 5 is fixedly connected with the side of casing,
The two ends for the main shaft 4 that the opposite side of casing is fixedly connected with rear end cap 6, rotor are supported on drive end bearing bracket with after by bearing respectively
On end cap, it is characterized in that, the wiring board 8 of electricity-saving appliance is installed in terminal box 7, the electronic component of electricity-saving appliance includes：Controllable silicon
SCR, current transformer LH, triode T1, optocoupler GE1, full-wave rectifier QL1, one end of current transformer LH primary coil
Meet the first binding post J1, the anode of another termination controllable silicon SCR of current transformer LH primary coil, current transformer LH's
Secondary coil is connected with the input of a full-wave rectifier QL1, the negative pole ground connection of full-wave rectifier QL1 output ends, full-wave rectification
The positive pole of device QL1 output ends is connected by the base stage of resistance R2 and triode, and the base stage of triode is grounded by resistance R3, three poles
The emitter stage of pipe connects voltage-stabiliser tube DW1 anode by resistance R1, and voltage-stabiliser tube DW1 negative electrode meets the output end VDD of working power, three
The colelctor electrode of pole pipe is connected with the anode of optocoupler GE1 light emitting diode, the minus earth of light emitting diode, optocoupler GE1 light
The control pole K of one termination controllable silicon SCR of electrically controllable silicon, the other end of optoelectronic controlled silicon passes through resistance R4 and controllable silicon SCR
Negative electrode is connected, and the negative electrode of controllable silicon SCR is connected by the 3rd binding post J3 with one end of motor MD winding, motor MD's
The second binding post of another termination J2, the first binding post J1 of winding connect the phase line of civil power, and the second binding post J2 connects the zero line of civil power.
The output end VDD of the coil J of a Miniature direct current relay termination working power, the coil of Miniature direct current relay
J other end ground connection；The normally-closed contact J1 of Miniature direct current relay two ends and the two ends of optocoupler GE1 optoelectronic controlled silicon are simultaneously
Connection.
Described controllable silicon is bidirectional triode thyristor.Described optocoupler GE1 model TLP160G.
Described working power is made up of diode D1 and electric capacity C1, and diode D1 anode and full-wave rectifier QL1 is defeated
Go out the positive pole connection at end, diode D1 negative electrode is grounded by electric capacity C1, the connection between diode D1 negative electrode and electric capacity C1
Point is the output end VDD of working power.
Casing is provided with lead wire outlet 10, and the lead of wiring board is connected to the winding of motor through lead wire outlet.
Ventilating opening 9 is provided with the end face of drive end bearing bracket, ventilating opening also is provided with the end face of rear end cap, is so easy to reduction machine
Temperature in shell, improves the operational efficiency of motor.
The operation principle of electricity-saving appliance is that the current signal of motor is converted to corresponding voltage signal by current transformer LH
Ui, full-wave rectifier QL1 carry out full-wave rectification to voltage signal Ui, and triode T1 is applied to through resistance R2, R3 partial pressure（Triode
Model 9012）Base stage on, when full wave rectified signal trailing edge be less than voltage-stabiliser tube DW1 voltage stabilizing value when, triode T1
Conducting forms pulse, optocoupler GE1 optoelectronic controlled silicon conducting, optoelectronic controlled silicon triggering controllable silicon SCR.
In the process of running when power factor declines, the current waveform of motor produces phase with respect to line voltage waveform
Mobile, the angle of flow of controllable silicon reduces, and the terminal voltage of motor declines, and the exciting current of motor declines, and power factor rises.
Miniature direct current relay is used for the startup of motor, and current transformer Non voltage output when motor is not powered on is small
The normally-closed contact J1 closures of type DC relay, the coil of Miniature direct current relay obtains electric after motor is powered, normally-closed contact J1
Open, motor enters power-saving running state.
Current Transformer of the present invention is used as source of synchronising signal and working voltage source so that the electronic line structure of electricity-saving appliance
Simplify significantly.
The present invention is applied to below 1KW single-phase motor, and its power savings is up to 20%.The electricity that other electricity-saving appliance is used
Subcomponent is less, and the probability broken down is low；The first binding post J1 when using on wiring board connects the phase line of civil power, the second wiring
Post J2 connects the zero line of civil power, very convenient.
Claims (3)
1. a kind of energy-saving motor, it includes casing（1）, stator（2）, rotor（3）, it is characterized in that, in terminal box（7）It is middle to install
There is the wiring board of electricity-saving appliance（8）, the electronic component on wiring board includes：Controllable silicon SCR, current transformer LH, triode T1, light
Coupling GE1, full-wave rectifier QL1 and the first binding post J1, the second binding post J2, the 3rd binding post J3；
One the first binding post J1 of termination of current transformer LH primary coil, the other end of current transformer LH primary coil
The anode of controllable silicon SCR is connect, the negative electrode of controllable silicon SCR is connected by the 3rd binding post J3 with one end of motor MD winding,
The second binding post of another termination J2, the first binding post J1 of motor MD winding connect the phase line of civil power, and the second binding post J2 connects
The zero line of civil power；
Current transformer LH secondary coil is connected with the input of a full-wave rectifier QL1, full-wave rectifier QL1 output ends
Negative pole is grounded, and the positive pole of full-wave rectifier QL1 output ends is connected by the base stage of resistance R2 and triode, and the base stage of triode is led to
Resistance R3 ground connection is crossed, the emitter stage of triode connects voltage-stabiliser tube DW1 anode by resistance R1, and voltage-stabiliser tube DW1 negative electrode connects work
The output end VDD of power supply, the colelctor electrode of triode is connected with the anode of optocoupler GE1 light emitting diode, the moon of light emitting diode
Pole is grounded, and the control pole K of a termination controllable silicon SCR of optocoupler GE1 optoelectronic controlled silicon, the other end of optoelectronic controlled silicon passes through electricity
The negative electrode for hindering R4 and controllable silicon SCR is connected；
Described controllable silicon SCR is bidirectional triode thyristor, described optocoupler GE1 model TLP160G；
The output end VDD of the coil J of a Miniature direct current relay termination working power, the coil J's of Miniature direct current relay
The other end is grounded；The normally-closed contact J1 of Miniature direct current relay is in parallel with optocoupler GE1 optoelectronic controlled silicon.
2. a kind of energy-saving motor according to claim 1, it is characterized in that, described working power is by diode D1 and electricity
Hold C1 to constitute, diode D1 anode is connected with the positive pole of full-wave rectifier QL1 output ends, and diode D1 negative electrode passes through electric capacity
C1 is grounded, and the tie point between diode D1 negative electrode and electric capacity C1 is the output end VDD of working power.
3. a kind of energy-saving motor according to claim 1, it is characterized in that, the drive end bearing bracket in casing side（5）End face
It is provided with ventilating opening（9）, in the rear end cap of casing opposite side（6）End face on also be provided with ventilating opening（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692060.8A CN107231067A (en) | 2017-08-14 | 2017-08-14 | A kind of energy-saving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692060.8A CN107231067A (en) | 2017-08-14 | 2017-08-14 | A kind of energy-saving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107231067A true CN107231067A (en) | 2017-10-03 |
Family
ID=59957999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710692060.8A Pending CN107231067A (en) | 2017-08-14 | 2017-08-14 | A kind of energy-saving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107231067A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653294A (en) * | 2021-01-11 | 2021-04-13 | 兰州理工大学 | Electromechanical servo comprehensive control and energy management device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669475Y (en) * | 2003-10-14 | 2005-01-05 | 李志成 | Three-phase motor electricity-saving device |
| CN106059205A (en) * | 2016-06-27 | 2016-10-26 | 泰州市姜堰德力电机有限公司 | Motor with overcurrent protection device |
-
2017
- 2017-08-14 CN CN201710692060.8A patent/CN107231067A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669475Y (en) * | 2003-10-14 | 2005-01-05 | 李志成 | Three-phase motor electricity-saving device |
| CN106059205A (en) * | 2016-06-27 | 2016-10-26 | 泰州市姜堰德力电机有限公司 | Motor with overcurrent protection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653294A (en) * | 2021-01-11 | 2021-04-13 | 兰州理工大学 | Electromechanical servo comprehensive control and energy management device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171003 |
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| WD01 | Invention patent application deemed withdrawn after publication |