CN205829461U - Low-voltage circuit breaker intelligent controller power module - Google Patents
Low-voltage circuit breaker intelligent controller power module Download PDFInfo
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- CN205829461U CN205829461U CN201620689962.7U CN201620689962U CN205829461U CN 205829461 U CN205829461 U CN 205829461U CN 201620689962 U CN201620689962 U CN 201620689962U CN 205829461 U CN205829461 U CN 205829461U
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Abstract
A kind of low-voltage circuit breaker intelligent controller power module, including DC/DC boost module, DC/DC voltage reduction module, D/C voltage input and common port.D/C voltage input divides two-way to be respectively connecting to DC/DC boost module and DC/DC voltage reduction module, DC/DC boost module and DC/DC voltage reduction module to be respectively connecting to common port；Input external power supply voltage between D/C voltage input and common port, provide power supply for DC/DC boost module and DC/DC voltage reduction module；DC/DC boost module includes that the outfan that boosts, boosting adjust end and boosted switch end；DC/DC voltage reduction module includes reduced output voltage end, and blood pressure lowering adjusts end and step-down switching end；Adjust end and boosting outfan or adjust in blood pressure lowering from the outside of module in boosting and between end and reduced output voltage end, access resistance adjustable boosting outfan or the reduced output voltage end output voltage amplitude of different resistance, from the outside of module boosted switch end and common port or between step-down switching end and common port incoming level signal control DC/DC boost module or the output state of DC/DC voltage reduction module.
Description
Technical field
This utility model relates to Low Voltage Electrical Apparatus, particularly to a kind of low-voltage circuit breaker intelligent controller power module.
Background technology
Now with technological progress, low-voltage circuit breaker controller (hereinafter referred to as: controller) performance indications are the fullest
Foot protection requirement.Thing followed problem is how to improve the reliability of controller, coincident indicator and scheduling and planning just
Profit.
The design of existing controller power circuit lacks standardization, is unfavorable for scheduling and planning, is unfavorable for quality control, to control
The reliability of device, concordance affects greatly.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of simple and compact for structure, performance safety
Stable low-voltage circuit breaker intelligent controller modular power.
For achieving the above object, this utility model adopts the technical scheme that
A kind of low-voltage circuit breaker intelligent controller power module, including DC/DC boost module 1, DC/DC voltage reduction module 2, DC
Voltage input end 3 and common port 4；3 points of two-way of described D/C voltage input are respectively connecting to DC/DC boost module 1 and DC/DC fall
Die block 2, DC/DC boost module 1 and DC/DC voltage reduction module 2 is respectively connecting to common port 4；D/C voltage input 3 and common port
Input external power supply voltage between 4, provide power supply for DC/DC boost module 1 and DC/DC voltage reduction module 2；Described DC/DC boosts
Module 1 includes that the outfan 5 that boosts, boosting adjust end 6 and boosted switch end 7；End 6 and boosting is adjusted from the outside of module in boosting
Resistance adjustable boosting outfan 5 output voltage amplitude of different resistance is accessed, from the outside of module in boosting between outfan 5
Between switch terminals 7 and common port 4, incoming level signal controls the output state of DC/DC boost module 1；Described DC/DC blood pressure lowering
Module 2 includes reduced output voltage end 8, and blood pressure lowering adjusts end 9 and step-down switching end 10；End 9 and fall is adjusted from the outside of module in blood pressure lowering
Access the amplitude of resistance adjustable reduced output voltage end 8 output voltage of different resistance between pressure outfan 8, exist from the outside of module
Between step-down switching end 10 and common port 4, incoming level signal controls the output state of DC/DC voltage reduction module 2.
Further, described DC/DC boost module 1 includes DC/DC booster circuit；DC/DC booster circuit includes boosting rectifier control
Chip U2, D/C voltage input 3 is connected to the 7th pin of boost control chip U2 through resistance R2, D/C voltage input 3 with
Connecting between boosted switch end 7 and have resistance R7, boosted switch end 7 is connected to the 4th pipe of boost control chip U2 through electric capacity C5
Foot, boosted switch end 7 is connected simultaneously to the 8th pin of boost control chip U2, and boosted switch end 7 connects with one end of resistance R8
Connecing, the other end of resistance R8 is connected to the 4th pin of boost control chip U2, the other end ground connection of resistance R8, boosting rectifier control core
The second pin ground connection of sheet U2, the three-prong of boost control chip U2 is connected in parallel through electric capacity C2 ground connection, inductance coil L2
Between resistance R2 and first pin of boost control chip U2；Boosting adjusts end 6 and is connected to the 5th of boost control chip U2
Pin, boosting adjusts end 6 simultaneously through resistance R4 ground connection；First pin of boost control chip U2 connects with the positive pole of diode D2
Connecing, the negative pole of diode D2 is connected with boosting outfan 5, and boosting outfan 5 is through electric capacity C4 ground connection.
Further, DC/DC voltage reduction module 2 includes that DC/DC reduction voltage circuit, described DC/DC reduction voltage circuit include blood pressure lowering control
Chip U1；D/C voltage input 3 is connected to the 6th pin of blood pressure lowering control chip U1, and D/C voltage input 3 is through resistance R1 even
Being connected to the first pin and the 7th pin of blood pressure lowering control chip U1 of blood pressure lowering control chip U1, D/C voltage input 3 is through resistance
R5 and resistance R6 ground connection, the intermediate node of resistance R5 and resistance R6 is connected with one end of step-down switching end 10, step-down switching end 10
The other end be connected to the 8th pin of blood pressure lowering control chip U1；Blood pressure lowering adjusts end 9 and is connected to the 5th of blood pressure lowering control chip U1
Pin, blood pressure lowering adjusts end 9 and is connected with one end of resistance R3, and the other end of resistance R3 is connected to the 4th pipe of blood pressure lowering control chip U1
Foot, three-prong ground connection after electric capacity C3 of blood pressure lowering control chip U1, the positive pole of stabilivolt D1 is with blood pressure lowering control chip U1's
4th pin connects, and the negative pole of stabilivolt D1 is connected with second pin of blood pressure lowering control chip U1, and reduced output voltage end 8 is through threading off
Coil L1 is connected to second pin of blood pressure lowering control chip U1, and electric capacity C3 is connected in the another of reduced output voltage end 8 and resistance R3 in parallel
One end.
Further, pcb board, described DC/DC boost module 1, DC/DC voltage reduction module 2, D/C voltage input 3 and are also included
Common port 4 is arranged on pcb board.
Further, described DC/DC boost module 1 is connected with external circuit by the second terminal J2；Boosted switch end 7 and
First pin of two-terminal J2 connects, and boosting adjusts end 6 and is connected with second pin of the second terminal J2, and boost outfan 5 and the
The three-prong of two-terminal J2 connects, and the 4th pin of the second terminal J2 is connected to common port 4.
Further, described DC/DC voltage reduction module 2 is connected with external circuit by the first terminal J1；D/C voltage input 3 with
First pin of the first terminal J1 connects, and step-down switching end 10 is connected with the three-prong of the first terminal J1, blood pressure lowering adjustment end 9 and
4th pin of the first terminal J1 connects, and reduced output voltage end 8 is connected with the 5th pin of the first terminal J1, the of the first terminal J1
6th pin of two pins and the first terminal J1 is connected to common port 4.
Further, low-voltage circuit breaker intelligent controller power module is externally connected to the first regulating circuit, the first regulation and control electricity
Road and DC/DC boost module 1 are connected to adjust the output voltage amplitude of DC/DC boost module 1 and control DC/DC boost module
The break-make of 1；Described first regulating circuit includes the 7th terminal JP7, first pin of described 7th terminal JP7 and boosted switch end
7 connect, and second pin of the 7th terminal JP7 adjusts end 6 with boosting and is connected, second pin of the 7th terminal JP7 and boosting output
End 5 connection；After resistance R22 and resistance R52 series connection, one end of resistance R22 is connected with second pin of the 7th terminal JP7, resistance
One end of R52 is connected with power supply, and the intermediate node of resistance R22 and resistance R52 is connected to the three-prong of the 7th terminal JP7, electricity
The one end holding C17 is connected with the intermediate node of resistance R22 and resistance R52, and the 4th pin of the other end and the 7th terminal JP7 is even
Connect.
Further, low-voltage circuit breaker intelligent controller power module is externally connected to the second regulating circuit, the second regulation and control electricity
Road and DC/DC voltage reduction module 2 are connected to adjust the output voltage amplitude of DC/DC voltage reduction module 2 and control DC/DC voltage reduction module
The break-make of 2；Described second regulating circuit includes the 6th terminal JP6, first pin of the 6th terminal JP6 and D/C voltage input 3
Connecting, the three-prong of the 6th terminal JP6 is connected with step-down switching end 10, and the 4th pin of the 6th terminal JP6 adjusts with blood pressure lowering
End 9 connection, the 5th pin of the 6th terminal JP6 is connected with step-down switching end 10；After electric capacity C5 and polar capacitor C6 parallel connection two
End is connected with first pin of the 6th terminal JP6 and second pin of the 6th terminal JP6, the minus earth of polar capacitor C6, electricity
Resistance R47 and resistance R48 series connection after, one end of resistance R47 is connected with the 4th pin of the 6th terminal JP6, one end of resistance R48 and
Power supply connects, and the 5th pin of resistance R47 and the intermediate node of resistance R48 and the 6th terminal JP6 connects, polar capacitor C4 and electricity
Hold the one end after C19 parallel connection to be connected with the intermediate node of resistance R47 and resistance R48, the other end and the 6th pipe of the 6th terminal JP6
Foot connects, the 6th pin ground connection of the 6th terminal JP6.
DC/DC boost module and DC/DC fall are set inside this utility model low-voltage circuit breaker intelligent controller power module
Die block, the resistance being accessed different resistance by outside adjusts DC/DC boost module and the output voltage of DC/DC voltage reduction module
Amplitude, controls DC/DC boost module and the break-make of DC/DC voltage reduction module by outside incoming level signal, and performance test is adjusted
Try efficient and convenient, improve the reliability of controller.Power module of the present utility model possesses versatility, use modularized design,
The complexity of production solution power circuit scheduling and planning, and then improve reliability and the concordance of controller product, it is applicable to
The low-voltage circuit breaker intelligent controller that different size requires.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of this utility model low-voltage circuit breaker intelligent controller power module；
Fig. 2 is the circuit diagram of this utility model DC/DC booster circuit；
Fig. 3 is this utility model the second terminal connections circuit diagram；
Fig. 4 is the circuit diagram of this utility model DC/DC reduction voltage circuit；
Fig. 5 is this utility model the first terminal connection circuit figure；
Fig. 6 is the circuit diagram of this utility model boost control circuit；
Fig. 7 is the circuit diagram of this utility model voltage reduction circuit；
Fig. 8 is the circuit diagram of this utility model the first regulating circuit；
Fig. 9 is the circuit diagram of this utility model the second regulating circuit.
Detailed description of the invention
The embodiment be given below in conjunction with accompanying drawing 1 to 9, further illustrates low-voltage circuit breaker Based Intelligent Control of the present utility model
The detailed description of the invention of device modular power.Low-voltage circuit breaker intelligent controller modular power of the present utility model be not limited to
The description of lower embodiment.
As it is shown in figure 1, this utility model low-voltage circuit breaker intelligent controller power module, including DC/DC boost module 1,
DC/DC voltage reduction module 2, D/C voltage input 3 and common port 4；3 points of two-way of described D/C voltage input are respectively connecting to DC/DC
Boost module 1 and DC/DC voltage reduction module 2, DC/DC boost module 1 and DC/DC voltage reduction module 2 is respectively connecting to common port 4；DC
Input external power supply voltage between voltage input end 3 and common port 4, provide for DC/DC boost module 1 and DC/DC voltage reduction module 2
Power supply；Described DC/DC boost module 1 includes that the outfan 5 that boosts, boosting adjust end 6 and boosted switch end 7；From the outside of module
Adjust the resistance of the different resistance of access between end 6 and boosting outfan 5 in boosting and adjust boosting outfan 5 output voltage width
Value, from the outside of module, between boosted switch end 7 and common port 4, incoming level signal controls the defeated of DC/DC boost module 1
Do well；Described DC/DC voltage reduction module 2 includes reduced output voltage end 8, and blood pressure lowering adjusts end 9 and step-down switching end 10；From module
Portion adjusts resistance adjustable reduced output voltage end 8 output voltage of the different resistance of access between end 9 and reduced output voltage end 8 in blood pressure lowering
Amplitude, from the outside of module, between step-down switching end 10 and common port 4, incoming level signal controls DC/DC voltage reduction module 2
Output state.Inside this utility model low-voltage circuit breaker intelligent controller power module, DC/DC boost module and DC/DC are set
Voltage reduction module, adjusts the output electricity of DC/DC boost module and DC/DC voltage reduction module by the resistance of the different resistance of outside access
Pressure amplitude value, outside incoming level signal controls DC/DC boost module and the break-make of DC/DC voltage reduction module, and performance test is debugged
Efficient and convenient, improve the reliability of controller.
This utility model low-voltage circuit breaker intelligent controller power module also includes pcb board, described DC/DC boost module 1,
DC/DC voltage reduction module 2, D/C voltage input 3 and common port 4 are arranged on pcb board.Especially, from the outside of module in boosting
Input high level or non-input signal (i.e. terminal is unsettled) is inputted between switch terminals 7 or step-down switching end 10 and common port 4,
Circuit works, and input low level then circuit stops output.During actual application, only when DC/DC boost module 1 or DC/DC blood pressure lowering
Module 2 needs by just needing control during certain sequential working, and such as, certain application needs reduction voltage circuit first to work, DC/DC liter
Die block 1/ voltage reduction module such as grade stably after starts working again, be necessary for boosted switch end 7 is controlled, generally without
Needing to control, acquiescence DC/DC boost module 1 or DC/DC voltage reduction module 2 works automatically.
As in figure 2 it is shown, described DC/DC boost module 1 includes DC/DC booster circuit；Described DC/DC boost module 1 includes
DC/DC booster circuit, DC/DC booster circuit includes boost control chip U2, and D/C voltage input 3 is connected to rise through resistance R2
7th pin of pressure control chip U2, is connected between D/C voltage input 3 with boosted switch end 7 and has resistance R7, boosted switch end 7
Be connected to the 4th pin of boost control chip U2 through electric capacity C5, boosted switch end 7 is connected simultaneously to boost control chip U2
The 8th pin, boosted switch end 7 is connected with one end of resistance R8, and the other end of resistance R8 is connected to boost control chip U2's
4th pin, the other end ground connection of resistance R8, the second pin ground connection of boost control chip U2, the 3rd of boost control chip U2
Pin is connected in parallel between resistance R2 and first pin of boost control chip U2 through electric capacity C2 ground connection, inductance coil L2；
Boosting adjusts end 6 and is connected to the 5th pin of boost control chip U2, and boosting adjusts end 6 simultaneously through resistance R4 ground connection；Boosting
First pin of control chip U2 is connected with the positive pole of diode D2, and the negative pole of diode D2 is connected with boosting outfan 5, boosting
Outfan 5 is through electric capacity C4 ground connection.In the present embodiment, which pin of boost control chip U2 is relative concept, not refers specifically to
Certain pin.Boost value is adjusted the ratio of resistance Rx and the resistance R4 accessed between end 6 and boosting outfan 5 certainly by outside boosting
Fixed.
Fig. 6 provides the boost control circuit being connected to outside power module, boost control circuit include varistor RV1 and
Two ends after electric capacity C2, varistor RV1 and electric capacity C2 parallel connection form two inputs of boost control circuit, rectifier bridge D5's
Two inputs are respectively connecting to two inputs of boost control circuit, and the output head anode of rectifier bridge D5 is through resistance R25
Being connected to the positive input of operational amplifier U2C, the negative pole of output end connection of rectifier bridge D5 sequentially passes through metal-oxide-semiconductor Q1, two poles
Pipe D2, resistance R51 and resistance R21 are connected to the positive input of operational amplifier U2C；Diode D9, polar capacitor C9 and electricity
Holding between two outfans that C8 is connected in parallel on rectifier bridge D5 successively, the negative pole of output end of rectifier bridge D5 is connected to the leakage of metal-oxide-semiconductor Q1
Pole, the source electrode of metal-oxide-semiconductor Q1 is connected to the drain electrode of metal-oxide-semiconductor Q4, the grounded-grid of metal-oxide-semiconductor Q4, and the source electrode of metal-oxide-semiconductor Q4 is connected to MOS
The drain electrode of pipe Q5, the grounded-grid of metal-oxide-semiconductor Q5, the source electrode of metal-oxide-semiconductor Q5 is connected to the outfan of operational amplifier U2C, resistance R26
Two ends be connected in grid and the drain electrode of metal-oxide-semiconductor Q5 of metal-oxide-semiconductor Q5 in parallel, resistance R27 be connected in parallel metal-oxide-semiconductor Q5 grid and
The source electrode of metal-oxide-semiconductor Q5, the negative pole of output end of rectifier bridge D5 is connected to the drain electrode of metal-oxide-semiconductor Q5, the source of metal-oxide-semiconductor Q1 through resistance R20
Pole is connected to the drain electrode of metal-oxide-semiconductor Q4, resistance R2 and stabilivolt DZ1 through resistance R5 and is connected in drain electrode and the MOS of metal-oxide-semiconductor Q1 in parallel
Between the source electrode of pipe Q1, the positive pole of diode D1 is connected to test power supply TESTPOWER, and the negative pole of diode D1 is through resistance R1
Being connected to the drain electrode of metal-oxide-semiconductor Q1, D/C voltage input 3 is connected to resistance R51 and the intermediate node of resistance R21.Boosting rectifier control electricity
Road producing VIN after AC rectification, addition of the defencive function that overvoltage turns off by accessory power supply.Under VIN can also pass through
Row mode produces: accumulator, external DC source or solaode.
As shown in Figure 4, described DC/DC voltage reduction module 2 includes that DC/DC reduction voltage circuit, DC/DC reduction voltage circuit include blood pressure lowering control
Coremaking sheet U1；D/C voltage input 3 is connected to the 6th pin of blood pressure lowering control chip U1, and D/C voltage input 3 is through resistance R1
Being connected to the first pin and the 7th pin of blood pressure lowering control chip U1 of blood pressure lowering control chip U1, D/C voltage input 3 is through electricity
Resistance R5 and resistance R6 ground connection, the intermediate node of resistance R5 and resistance R6 is connected with one end of step-down switching end 10, step-down switching end
The other end of 10 is connected to the 8th pin of blood pressure lowering control chip U1；Blood pressure lowering adjusts end 9 and is connected to the of blood pressure lowering control chip U1
Five pins, blood pressure lowering adjusts end 9 and is connected with one end of resistance R3, and the other end of resistance R3 is connected to the 4th of blood pressure lowering control chip U1
Pin, three-prong ground connection after electric capacity C3 of blood pressure lowering control chip U1, the positive pole of stabilivolt D1 and blood pressure lowering control chip U1
The 4th pin connect, the negative pole of stabilivolt D1 is connected with second pin of blood pressure lowering control chip U1, reduced output voltage end 8 through taking off
Fastening wire circle L1 is connected to second pin of blood pressure lowering control chip U1, and electric capacity C3 is connected in reduced output voltage end 8 and resistance R3 in parallel
The other end.Blood pressure lowering value is adjusted the ratio of resistance Rx and the resistance R3 accessed between end 9 and reduced output voltage end 8 certainly by external depressurization
Fixed.
Fig. 7 provides the voltage reduction circuit being connected to outside power module, and described voltage reduction circuit includes metal-oxide-semiconductor Q8,
It is biphase that the drain electrode of metal-oxide-semiconductor Q8 and the grid of metal-oxide-semiconductor Q8 connect power supply respectively, varistor RV2 be connected in parallel power supply biphase it
Between, the source electrode of metal-oxide-semiconductor Q8 is connected to the outfan of operational amplifier U2B through resistance R43, the grounded-grid of metal-oxide-semiconductor Q8, wherein
One phase power supply sequentially passes through diode D14, diode D3, resistance R49 and resistance R41 and is connected to the forward of operational amplifier U2B
Input, one end of resistance R46 is connected to metal-oxide-semiconductor Q8 and the intermediate node of resistance R43, other end ground connection, one end of resistance R40
Being connected with positive source, the other end of resistance R40 is connected to the outfan of operational amplifier U2B, and the other end of resistance R40 is simultaneously
It is connected to the positive input of operational amplifier U2B, resistance R50 and polar capacitor C7 connect through resistance R42, resistance R50's
One end is connected with the intermediate node of diode D14 and diode D3, one end ground connection of polar capacitor C7, resistance R41 and resistance R45
Being connected in series, one end of resistance R41 is connected with the intermediate node of resistance R49 and diode D4, the other end ground connection of resistance R45,
The intermediate node of resistance R41 and resistance R45 is connected to the positive input of operational amplifier U2B；D/C voltage input 3 is connected to
The negative pole of diode D16, the plus earth of diode D16, D/C voltage input 3 is connected simultaneously to the positive pole of diode D4, and two
The negative pole of pole pipe D4 is connected with positive source.Voltage reduction circuit is taken from the sensing of distribution major loop by quick-magnetic saturated current transformer
The VIN that electricity produces, addition of overpressure vent defencive function.VIN can also produce in the following manner: accumulator, external direct current
Power supply or solaode etc..
Such as Fig. 3, shown in 5, described DC/DC boost module 1 is connected with the second terminal J2, by the second terminal J2 and external electrical
Road connects；Boosted switch end 7 is connected with first pin of the second terminal J2, and boosting adjusts the second pipe of end 6 and the second terminal J2
Foot connects, and boosting outfan 5 is connected with the three-prong of the second terminal J2, and the 4th pin of the second terminal J2 is connected to common port
4.Described DC/DC voltage reduction module 2 is connected with the first terminal J1, is connected with external circuit by the first terminal J1；D/C voltage inputs
End 3 is connected with first pin of the first terminal J1, and step-down switching end 10 is connected with the three-prong of the first terminal J1, and blood pressure lowering adjusts
End 9 is connected with the 4th pin of the first terminal J1, and reduced output voltage end 8 is connected with the 5th pin of the first terminal J1, the first terminal
Second pin of J1 and the 6th pin of the first terminal J1 are connected to common port 4.This utility model low-voltage circuit breaker Based Intelligent Control
Device power module is connected with external circuit by the first terminal J1 and the second terminal J2.
Fig. 8 provides the first regulating circuit being connected to outside power module, the first regulating circuit and DC/DC boost module 1
It is connected to adjust the output voltage amplitude of DC/DC boost module 1 and control the break-make of DC/DC boost module 1；Described first adjusts
Control circuit includes the 7th terminal JP7 being connected with the second terminal, first pin of described 7th terminal JP7 and boosted switch end 7
Connecting, second pin of the 7th terminal JP7 adjusts end 6 with boosting and is connected, second pin of the 7th terminal JP7 and boosting outfan
5 connect；After resistance R22 and resistance R52 series connection, one end of resistance R22 is connected with second pin of the 7th terminal JP7, resistance R52
One end be connected with 24V power supply, the intermediate node of resistance R22 and resistance R52 is connected to the three-prong of the 7th terminal JP7, electricity
The one end holding C17 is connected with the intermediate node of resistance R22 and resistance R52, and the 4th pin of the other end and the 7th terminal JP7 is even
Connect.
Fig. 9 provides the second regulating circuit being connected to outside power module, the second regulating circuit and DC/DC voltage reduction module 2
It is connected to adjust the output voltage amplitude of DC/DC voltage reduction module 2 and control the break-make of DC/DC voltage reduction module 2；Described second adjusts
Control circuit includes the 6th terminal JP6 being connected with the first terminal, and first pin of the 6th terminal JP6 is with D/C voltage input 3 even
Connecing, the three-prong of the 6th terminal JP6 is connected with step-down switching end 10, and the 4th pin of the 6th terminal JP6 adjusts end 9 with blood pressure lowering
Connecting, the 5th pin of the 6th terminal JP6 is connected with step-down switching end 10；Two ends after electric capacity C5 and polar capacitor C6 parallel connection with
First pin of the 6th terminal JP6 and second pin of the 6th terminal JP6 connect, the minus earth of polar capacitor C6, resistance R47
After connecting with resistance R48, one end of resistance R47 is connected with the 4th pin of the 6th terminal JP6, one end of resistance R48 and+5V electricity
Source connects, and the 5th pin of resistance R47 and the intermediate node of resistance R48 and the 6th terminal JP6 connects, polar capacitor C4 and electric capacity
One end after C19 parallel connection is connected with the intermediate node of resistance R47 and resistance R48, the other end and the 6th pin of the 6th terminal JP6
Connect, the 6th pin ground connection of the 6th terminal JP6.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (8)
1. a low-voltage circuit breaker intelligent controller power module, it is characterised in that: include DC/DC boost module (1), DC/DC
Voltage reduction module (2), D/C voltage input (3) and common port (4)；Described D/C voltage input (3) point two-way is respectively connecting to DC/
DC boost module (1) and DC/DC voltage reduction module (2), DC/DC boost module (1) and DC/DC voltage reduction module (2) are respectively connecting to
Common port (4)；Input external power supply voltage between D/C voltage input (3) and common port (4), for DC/DC boost module (1) and
DC/DC voltage reduction module (2) provides power supply；
Described DC/DC boost module (1) includes that the outfan (5) that boosts, boosting adjust end (6) and boosted switch end (7)；From module
Outside adjust in boosting and access the resistance adjustable of different resistance between end (6) and boosting outfan (5) and boost outfan (5)
Output voltage amplitude, from the outside of module, between boosted switch end (7) and common port (4), incoming level signal controls DC/
The output state of DC boost module (1)；
Described DC/DC voltage reduction module (2) includes reduced output voltage end (8), and blood pressure lowering adjusts end (9) and step-down switching end (10)；From mould
The outside of block adjusts the resistance adjustable reduced output voltage end accessing different resistance between end (9) and reduced output voltage end (8) in blood pressure lowering
(8) amplitude of output voltage, from the outside of module, between step-down switching end (10) and common port (4), incoming level signal is controlled
The output state of DC/DC voltage reduction module (2) processed.
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: described DC/DC liter
Die block (1) includes DC/DC booster circuit；DC/DC booster circuit includes boost control chip U2, D/C voltage input (3) warp
Cross resistance R2 and be connected to the 7th pin of boost control chip U2, be connected between D/C voltage input (3) with boosted switch end (7)
Having resistance R7, boosted switch end (7) is connected to the 4th pin of boost control chip U2, boosted switch end (7) through electric capacity C5
Being connected simultaneously to the 8th pin of boost control chip U2, boosted switch end (7) is connected with one end of resistance R8, and resistance R8's is another
One end is connected to the 4th pin of boost control chip U2, the other end ground connection of resistance R8, second pipe of boost control chip U2
Foot ground connection, the three-prong of boost control chip U2 is connected in resistance R2 and liter in parallel through electric capacity C2 ground connection, inductance coil L2
Between first pin of pressure control chip U2；Boosting adjusts end (6) and is connected to the 5th pin of boost control chip U2, and boosting is adjusted
Whole end (6) is simultaneously through resistance R4 ground connection；First pin of boost control chip U2 is connected with the positive pole of diode D2, diode
The negative pole of D2 is connected with boosting outfan (5), and boosting outfan (5) is through electric capacity C4 ground connection.
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: DC/DC blood pressure lowering mould
Block (2) includes that DC/DC reduction voltage circuit, described DC/DC reduction voltage circuit include blood pressure lowering control chip U1；D/C voltage input (3) is even
Being connected to the 6th pin of blood pressure lowering control chip U1, D/C voltage input (3) is connected to blood pressure lowering control chip U1's through resistance R1
First pin and the 7th pin of blood pressure lowering control chip U1, D/C voltage input (3) is through resistance R5 and resistance R6 ground connection, resistance
The intermediate node of R5 and resistance R6 is connected with the one end of step-down switching end (10), and the other end of step-down switching end (10) is connected to fall
8th pin of pressure control chip U1；Blood pressure lowering adjusts end (9) and is connected to the 5th pin of blood pressure lowering control chip U1, and blood pressure lowering adjusts end
(9) one end with resistance R3 is connected, and the other end of resistance R3 is connected to the 4th pin of blood pressure lowering control chip U1, and blood pressure lowering controls core
The three-prong of sheet U1 ground connection after electric capacity C3, the positive pole of stabilivolt D1 is connected with the 4th pin of blood pressure lowering control chip U1,
The negative pole of stabilivolt D1 is connected with second pin of blood pressure lowering control chip U1, and reduced output voltage end (8) connects through tripping coil L1
To second pin of blood pressure lowering control chip U1, electric capacity C3 is connected in reduced output voltage end (8) and the other end of resistance R3 in parallel.
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: also include pcb board,
Described DC/DC boost module (1), DC/DC voltage reduction module (2), D/C voltage input (3) and common port (4) are arranged at pcb board
On.
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: described DC/DC liter
Die block (1) is connected with external circuit by the second terminal J2；Boosted switch end (7) connects with first pin of the second terminal J2
Connecing, boosting adjusts end (6) and is connected with second pin of the second terminal J2, and boosting outfan (5) is managed with the 3rd of the second terminal J2
Foot connects, and the 4th pin of the second terminal J2 is connected to common port (4).
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: described DC/DC drops
Die block (2) is connected with external circuit by the first terminal J1；D/C voltage input (3) connects with first pin of the first terminal J1
Connecing, step-down switching end (10) is connected with the three-prong of the first terminal J1, and blood pressure lowering adjusts the 4th pipe of end (9) and the first terminal J1
Foot connects, and reduced output voltage end (8) is connected with the 5th pin of the first terminal J1, second pin of the first terminal J1 and the first terminal
6th pin of J1 is connected to common port (4).
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: low-voltage circuit breaker intelligence
The connection of controller power source module-external the first regulating circuit, the first regulating circuit can be had to be connected to DC/DC boost module (1)
Adjust the output voltage amplitude of DC/DC boost module (1) and control the break-make of DC/DC boost module (1)；Described first regulation and control electricity
Road includes that the 7th terminal JP7, first pin of described 7th terminal JP7 are connected with boosted switch end (7), the 7th terminal JP7's
Second pin adjusts end (6) with boosting and is connected, and second pin of the 7th terminal JP7 is connected with boosting outfan (5)；Resistance R22
After connecting with resistance R52, one end of resistance R22 is connected with second pin of the 7th terminal JP7, one end of resistance R52 and power supply
Connecting, the intermediate node of resistance R22 and resistance R52 is connected to the three-prong of the 7th terminal JP7, one end of electric capacity C17 and electricity
The intermediate node of resistance R22 and resistance R52 connects, and the 4th pin of the other end and the 7th terminal JP7 connects.
Low-voltage circuit breaker intelligent controller power module the most according to claim 1, it is characterised in that: low-voltage circuit breaker intelligence
The connection of controller power source module-external the second regulating circuit, the second regulating circuit can be had to be connected to DC/DC voltage reduction module (2)
Adjust the output voltage amplitude of DC/DC voltage reduction module (2) and control the break-make of DC/DC voltage reduction module (2)；Described second regulation and control electricity
Road includes that the 6th terminal JP6, first pin of the 6th terminal JP6 are connected with D/C voltage input (3), the of the 6th terminal JP6
Three-prong is connected with step-down switching end (10), and the 4th pin of the 6th terminal JP6 adjusts end (9) with blood pressure lowering and is connected, the 6th terminal
5th pin of JP6 is connected with step-down switching end (10)；Two ends after electric capacity C5 and polar capacitor C6 parallel connection and the 6th terminal JP6
The first pin and the 6th terminal JP6 second pin connect, the minus earth of polar capacitor C6, resistance R47 and resistance R48 string
After connection, one end of resistance R47 is connected with the 4th pin of the 6th terminal JP6, and one end of resistance R48 is connected with power supply, resistance R47
Connect with the intermediate node of resistance R48 and the 5th pin of the 6th terminal JP6, after polar capacitor C4 and electric capacity C19 parallel connection
End is connected with the intermediate node of resistance R47 and resistance R48, and the 6th pin of the other end and the 6th terminal JP6 connects, the 6th terminal
The 6th pin ground connection of JP6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620689962.7U CN205829461U (en) | 2016-07-04 | 2016-07-04 | Low-voltage circuit breaker intelligent controller power module |
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| CN201620689962.7U CN205829461U (en) | 2016-07-04 | 2016-07-04 | Low-voltage circuit breaker intelligent controller power module |
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| CN205829461U true CN205829461U (en) | 2016-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528051A (en) * | 2017-03-06 | 2018-09-14 | 珠海天威技术开发有限公司 | Source voltage control circuit and its working method, consumable chip and its working method |
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2016
- 2016-07-04 CN CN201620689962.7U patent/CN205829461U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528051A (en) * | 2017-03-06 | 2018-09-14 | 珠海天威技术开发有限公司 | Source voltage control circuit and its working method, consumable chip and its working method |
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