CN106329480A - Over-voltage adjustable filter cut-off circuit for intelligent wardrobe - Google Patents
Over-voltage adjustable filter cut-off circuit for intelligent wardrobe Download PDFInfo
- Publication number
- CN106329480A CN106329480A CN201610871640.9A CN201610871640A CN106329480A CN 106329480 A CN106329480 A CN 106329480A CN 201610871640 A CN201610871640 A CN 201610871640A CN 106329480 A CN106329480 A CN 106329480A
- Authority
- CN
- China
- Prior art keywords
- electric capacity
- pole
- audion
- negative pole
- positive pole
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/09—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/12—Arrangements for reducing harmonics from ac input or output
Abstract
The invention discloses an over-voltage adjustable filter cut-off circuit for an intelligent wardrobe. The over-voltage adjustable filter cut-off circuit comprises electronic components such as a diode bridge rectifier U1, a triode VT1 and a relay K. According to the over-voltage adjustable filter cut-off circuit for the intelligent wardrobe, space occupation is effectively reduced, a motor can more effectively approach the top of the wardrobe in setting, a large amount of wardrobe space is saved, the weight of a product can be effectively reduced, driving effects of the motor are improved, the production cost of the product can also be reduced, and enterprises have higher competitiveness.
Description
Technical field
The present invention is a kind of overvoltage adjustable filtering cut off circuit, specifically refers to a kind of adjustable filter of the overvoltage for Intelligent clothes cabinet
Ripple cut off circuit.
Background technology
Along with improving constantly of people's living standard, the higher requirement of people's proposition continuous to living environment, increasingly
Focus on comfortable, safety and the facility of family life.By 2010, (wealthy family referred to that family's year receives in the wealthy family of China
Enter the urban family more than 250,000 name coin) quantity is 3,600,000 families, and the coming five years to 7 years by with annual 20% rate delivery
Increase；By 2015, this numeral was up to 9,400,000 families.Meanwhile, more 80, the backbone having had become as family after 90s, its
Higher requirement is had for living environment.The life of science and technology, fashion and intelligence will be the trend of future development, so intelligence
The household substituted now is also become the necessary of era development by energy household.
The patent document of Application No. 201410792340.2 discloses a kind of Intelligent clothes cabinet and using method thereof, reduces
Medicated clothing arranges and the difficulty searched, it is possible to more efficient management medicated clothing, improves the intelligent of life, collection science and technology, fashion and intelligence
It is integrated, it is possible to preferably admitted by consumer.
But, product, when actual production, owing to volume and the weight of overvoltage protector are bigger, relatively costly, is arranged on
Not only result in the reduction of motor rational height on motor, also can significantly increase the weight of the driving that the weight motor of motor is actual
Effect, the production also resulting in product rises with use cost, is unfavorable for the development of enterprise.
Summary of the invention
It is an object of the invention to overcome the problems referred to above, it is provided that electricity is blocked in a kind of adjustable filtering of the overvoltage for Intelligent clothes cabinet
Road, well reduces and takies space so that wardrobe top can preferably be pressed close to by motor when arranging, and saves a large amount of
Wardrobe space, can also well reduce the weight of product simultaneously, to improve the driving effect of motor, product can also be reduced simultaneously
Production cost so that enterprise has higher competitiveness.
The purpose of the present invention is achieved through the following technical solutions:
Overvoltage adjustable filtering cut off circuit for Intelligent clothes cabinet, described overvoltage is adjustable filtering cut off circuit is by diode bridge
Formula commutator U1, audion VT1, audion VT2, positive pole is connected with the positive output end of diode bridge rectifier U1, negative pole
Electric capacity C1, the N pole being connected with the negative output terminal of diode bridge rectifier U1 after slide rheostat RP1 with electric capacity C1 just
The Zener diode D1 that pole is connected, P pole negative pole with electric capacity C1 after resistance R1 is connected, positive pole is with Zener diode D1's
The electric capacity C2 that N pole is connected, negative pole is connected with the P pole of Zener diode D1, one end is connected with the negative pole of electric capacity C2, another
The resistance R2 that is connected with the base stage of audion VT2 of end, positive pole is connected with the base stage of audion VT2, negative pole and electric capacity C1
The electric capacity C3 that negative pole is connected, the electricity that positive pole is connected with the emitter stage of audion VT1, negative pole is connected with the negative pole of electric capacity C3
Holding C4, resistance R3, the N pole being arranged in parallel with electric capacity C4 is connected with the positive pole of electric capacity C2, the colelctor electrode of P pole and audion VT1
The diode D2 being connected, the relay K being arranged in parallel with diode D2, positive pole after the normally-closed contact K-1 of relay K with two
The electric capacity C5 that the N pole of pole pipe D2 is connected, negative pole is connected with the negative pole of electric capacity C4, positive pole is with diode bridge rectifier U1's
The electric capacity C7 that one input is connected, negative pole is connected with another input of diode bridge rectifier U1, and positive pole
The electric capacity C6 composition that positive pole with electric capacity C7 is connected after resistance R4, negative pole is connected with the negative pole of electric capacity C7；Wherein, three pole
The colelctor electrode of pipe VT2 is connected with the positive pole of electric capacity C2, and the emitter stage of audion VT2 is connected with the base stage of audion VT1, electricity
The positive pole of appearance C6 and negative pole form the power input of this overvoltage filter control circuit, and the positive pole of electric capacity C5 and negative pole form this mistake
Press the power output end of adjustable filtering cut off circuit.
As preferably, described audion VT1 and audion VT2 is NPN type triode.
The present invention compared with prior art, has the following advantages and beneficial effect:
The simple in construction of the present invention, and production cost is relatively low, it is possible to well reduce the cost of enterprise, and then improve enterprise
The market competitiveness of industry；The simple in construction of the present invention, so that it has less volume, greatly reduces taking of space
Rate, saves the space in wardrobe further；The simple in construction of the present invention, the weight of its entirety is relatively low, thus reduces electricity
The impact of machine driving force, improves the driving effect of motor；By the slide rheostat RP1 concatenated with Zener diode D1,
Make the Zener diode D1 in circuit without being replaced according to concrete electric motor starting voltage, can become by adjusting to slide
The sliding end of the resistance flat RP1 of device changes the voltage obtained on Zener diode D1, substantially increases the using effect of product with suitable
By scope, reduce the difficulty of product maintenance；The present invention is by arranging filter circuit, it is possible to well filter the fluctuation of voltage,
Make voltage more accurate to the triggering effect of motor.
Accompanying drawing explanation
Fig. 1 is the circuit structure diagram of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment
As it is shown in figure 1, for the overvoltage adjustable filtering cut off circuit of Intelligent clothes cabinet, described overvoltage is adjustable filtering cut off circuit
By diode bridge rectifier U1, audion VT1, audion VT2, slide rheostat RP1, resistance R1, resistance R2, resistance R3,
Resistance R4, relay K, Zener diode D1, diode D2, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity
C6, and electric capacity C7 composition.
The resistance of resistance R1 is 1K Ω, and the resistance of resistance R2 is 10K Ω, and the resistance of resistance R3 is 0.8K Ω, resistance R4's
Resistance is 1.1K Ω；The capacitance of electric capacity C1 is 220 μ F, and the capacitance of electric capacity C2 is 0.1 μ F, and the capacitance of electric capacity C3 is 200 μ F, electric capacity
The capacitance of C4 is 70 μ F, and the capacitance of electric capacity C5 is 110 μ F, and the capacitance of electric capacity C6 is 180 μ F, and the capacitance of electric capacity C7 is 250 μ F；Two
The model of pole pipe D2 is 1N4003；The model of diode bridge rectifier U1 is DB107；The model of Zener diode D1 is
1N4728；The high value of slide rheostat RP1 is 200K Ω.
Audion VT1 and audion VT2 is NPN type triode, and the concrete type of audion VT1 and audion VT2
Number it is 2N2369.
The sliding end of the startup Voltage Cortrol slide rheostat RP1 according to motor is needed time specifically used, so that voltage stabilizing
Diode D2 breakdown when the input voltage of power input exceedes the startup voltage of motor can carry out negative feedback.
During connection, the positive pole of electric capacity C1 is connected with the positive output end of diode bridge rectifier U1, negative pole and diode
The negative output terminal of bridge rectifier U1 is connected, the N pole of Zener diode D1 after slide rheostat RP1 with the positive pole of electric capacity C1
Be connected, P pole negative pole with electric capacity C1 after resistance R1 is connected, and the positive pole of electric capacity C2 is extremely connected with the N of Zener diode D1
Connect, negative pole is connected with the P pole of Zener diode D1, and one end of resistance R2 is connected with the negative pole of electric capacity C2, the other end and three
The base stage of pole pipe VT2 is connected, and the positive pole of electric capacity C3 is connected with the base stage of audion VT2, the negative pole phase of negative pole and electric capacity C1
Connect, the positive pole of electric capacity C4 is connected with the emitter stage of audion VT1, negative pole is connected with the negative pole of electric capacity C3, resistance R3 and
Electric capacity C4 is arranged in parallel, and the N pole of diode D2 is connected with the positive pole of electric capacity C2, P pole is connected with the colelctor electrode of audion VT1
Connecing, relay K is arranged in parallel with diode D2, the positive pole of electric capacity C5 after the normally-closed contact K-1 of relay K with diode D2's
N pole is connected, negative pole is connected with the negative pole of electric capacity C4, the positive pole of electric capacity C7 and an input of diode bridge rectifier U1
Be connected, negative pole is connected with another input of diode bridge rectifier U1, the positive pole of electric capacity C6 after resistance R4 with
The positive pole of electric capacity C7 is connected, negative pole is connected with the negative pole of electric capacity C7.
Wherein, the colelctor electrode of audion VT2 is connected with the positive pole of electric capacity C2, the emitter stage of audion VT2 and audion
The base stage of VT1 is connected, and the positive pole of electric capacity C6 and negative pole form the power input of this overvoltage filter control circuit, electric capacity C5's
Positive pole and negative pole form the power output end of this overvoltage adjustable filtering cut off circuit.
During use, when the voltage of power input input exceedes the startup voltage of motor, Zener diode D1 is breakdown,
Audion is carried out negative feedback, and audion is sequentially turned on, and then relay K is energized, during relay K conducting, its
Normally-closed contact K-1 disconnects, so that the power supply that circuitry cuts is to motor.When the voltage of power input input equals to or less than
During the startup voltage of motor, Zener diode is not turned on, relay K must not electricity, the normally-closed contact of relay K keeps connected state
State, so that motor obtains electric；When voltage is less than the startup voltage of motor, motor does not starts, and opening when voltage and motor
When galvanic electricity pressure is equal, electric motor starting.The input of diode bridge rectifier U1 is arranged by electric capacity C6, electric capacity C7 and resistance
The filter circuit of R4 composition, it is possible to well filter the fluctuation of voltage so that voltage is more accurate, also to the triggering effect of motor
Well avoid Zener diode D1 to be worn by mistakenly hit.
As it has been described above, just can well realize the present invention.
Claims (2)
1. for the overvoltage adjustable filtering cut off circuit of Intelligent clothes cabinet, it is characterised in that: described overvoltage is adjustable filtering cut off circuit
By diode bridge rectifier U1, audion VT1, audion VT2, the positive output end phase of positive pole and diode bridge rectifier U1
Connect, electric capacity C1, the N pole that is connected with the negative output terminal of diode bridge rectifier U1 of negative pole after slide rheostat RP1 and
The Zener diode D1 that the positive pole of electric capacity C1 is connected, P pole negative pole with electric capacity C1 after resistance R1 is connected, positive pole and voltage stabilizing
The negative pole of the electric capacity C2 that the N pole of diode D1 is connected, negative pole is connected with the P pole of Zener diode D1, one end and electric capacity C2
Be connected, resistance R2 that the other end is connected with the base stage of audion VT2, positive pole is connected with the base stage of audion VT2, negative pole
The electric capacity C3 being connected with the negative pole of electric capacity C1, positive pole is connected with the emitter stage of audion VT1, the negative pole of negative pole and electric capacity C3
The electric capacity C4 being connected, resistance R3, the N pole being arranged in parallel with electric capacity C4 is connected with the positive pole of electric capacity C2, P pole and audion
The diode D2 that the colelctor electrode of VT1 is connected, the relay K being arranged in parallel with diode D2, positive pole touches through the normally closed of relay K
Be connected with the N pole of diode D2 after some K-1, electric capacity C5 that negative pole is connected with the negative pole of electric capacity C4, positive pole and diode bridge
The electric capacity that one input is connected, negative pole is connected with another input of diode bridge rectifier U1 of formula commutator U1
C7, and positive pole electric capacity C6 group that positive pole is connected, negative pole is connected with the negative pole of electric capacity C7 with electric capacity C7 after resistance R4
Become；Wherein, the colelctor electrode of audion VT2 is connected with the positive pole of electric capacity C2, and the emitter stage of audion VT2 is with audion VT1's
Base stage is connected, and the positive pole of electric capacity C6 and negative pole form the power input of this overvoltage filter control circuit, the positive pole of electric capacity C5
With the power output end that negative pole forms this overvoltage adjustable filtering cut off circuit.
Overvoltage for Intelligent clothes cabinet the most according to claim 1 adjustable filtering cut off circuit, it is characterised in that: described three
Pole pipe VT1 and audion VT2 is NPN type triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610871640.9A CN106329480A (en) | 2016-09-30 | 2016-09-30 | Over-voltage adjustable filter cut-off circuit for intelligent wardrobe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610871640.9A CN106329480A (en) | 2016-09-30 | 2016-09-30 | Over-voltage adjustable filter cut-off circuit for intelligent wardrobe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106329480A true CN106329480A (en) | 2017-01-11 |
Family
ID=57820658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610871640.9A Pending CN106329480A (en) | 2016-09-30 | 2016-09-30 | Over-voltage adjustable filter cut-off circuit for intelligent wardrobe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106329480A (en) |
-
2016
- 2016-09-30 CN CN201610871640.9A patent/CN106329480A/en active Pending
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Application publication date: 20170111 |