CN107733410A - Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit - Google Patents
Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit Download PDFInfo
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- CN107733410A CN107733410A CN201711064516.2A CN201711064516A CN107733410A CN 107733410 A CN107733410 A CN 107733410A CN 201711064516 A CN201711064516 A CN 201711064516A CN 107733410 A CN107733410 A CN 107733410A
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- electric capacity
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- triode
- positive pole
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/567—Circuits characterised by the use of more than one type of semiconductor device, e.g. BIMOS, composite devices such as IGBT
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/453—Actuated drawers
- A47B88/457—Actuated drawers operated by electrically-powered actuation means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K2017/515—Mechanical switches; Electronic switches controlling mechanical switches, e.g. relais
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The invention discloses a kind of electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit; the filter and amplification protects self closing circuit by flip chip U1; operational amplifier P1; operational amplifier P2; normally closed switch S; triode VT1, triode VT2, triode VT3 and metal-oxide-semiconductor Q1 etc. electronic component form.The present invention provides a kind of electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit; voluntarily secondary battery can be switched to when main storage battery can not power to be powered; it ensure that the normal operation of product; also substantially increase intelligent when electric sliding rail uses; allow electric sliding rail to be judged whether to need to close drawer according to the sensing to surrounding enviroment, overcome the defects of existing electric sliding rail is intelligent low well.
Description
Technical field
The present invention protects self closing circuit, in particular to a kind of power supply filter of electric drawer slide rail intelligence for a kind of filter and amplification
Ripple amplification protection self closing circuit.
Background technology
The case of thing is put in the furniture such as drawer desk, cupboard, has bottom, cover, can release and push in.Drawer exists
It is seen everywhere in life, and one of the most used thing of people.
In actual use, people often forget to close drawer because of a variety of causes after using drawer, and open
Drawer be easy to so that the action of people is affected, or even people are easy to knock the drawer of opening when not paying attention to, no
Beneficial to the health of protection people.
In order to reduce because user forgets to close influence of the drawer to other people, many producers can install electricity in the bottom of drawer
Dynamic slide rail, the electric sliding rail will turn off after a period of time that drawer is opened, to avoid drawer from forgetting to close to people
Life caused by influence.
But during actual use, electric sliding rail it is intelligent relatively low, be only provided only with delay circuit to pass through
Time controls the closing of drawer, can not many times meet the real demand of user.
So nowadays need the circuit of a intelligent higher induction type for being used to control electric sliding rail to close drawer.
The content of the invention
It is an object of the invention to overcome above mentioned problem, there is provided a kind of electric drawer slide rail is protected with intelligence power supply filter and amplification
Self closing circuit, it voluntarily can be switched to secondary battery when main storage battery can not power and be powered, ensure that product just
Often operation, also substantially increase intelligent when electric sliding rail uses so that electric sliding rail can be according to the sense to surrounding enviroment
Answer and judge whether to need to close drawer, overcome the defects of existing electric sliding rail is intelligent low well.
The purpose of the present invention is achieved through the following technical solutions：
Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit, including intelligent power supply circuit, and with this
The filter and amplification protection self closing circuit that intelligent power supply circuit is connected；The intelligent power supply circuit is by triode VT101, N poles
It is connected with triode VT101 base stage, the diode that P poles are connected after resistance R104 with triode VT101 emitter stage
D102, negative pole is connected with diode D102 P poles, emitter stage of the positive pole with triode VT101 after resistance R102 is connected
Electric capacity C101, N pole be connected after resistance R103 with electric capacity C101 positive pole, P poles after resistance R106 with diode D102
Voltage-regulator diode D101, the N pole that is connected of P poles be connected with electric capacity C101 positive pole, P poles after resistance R101 with voltage stabilizing two
The voltage-regulator diode D103 that pole pipe D101 P poles are connected, positive pole is connected with voltage-regulator diode D101 N poles, negative pole with it is steady
The electric capacity C102 that pressure diode D101 P poles are connected, positive pole is connected with triode VT101 colelctor electrode, negative pole is through resistance
The electric capacity C103 being connected after R105 with electric capacity C102 positive pole, positive pole of the positive pole with electric capacity C103 after resistance R107 are connected
Connect, the electric capacity C104 that negative pole is connected with electric capacity C103 positive pole, one end is connected with electric capacity C104 positive pole, the other end is through electricity
It is connected after resistance R108 with electric capacity C102 negative pole, the slide rheostat RP101 that sliding end is connected with electric capacity C103 negative pole,
The light emitting diode that P poles are connected with electric capacity C104 negative pole, N poles are connected after electric capacity C105 with electric capacity C102 negative pole
D104, N pole be sequentially connected after relay K101 and relay K normally-closed contact K101-1 with electric capacity C105 negative pole two
The diode D105 that pole pipe D106, N pole is connected with electric capacity C102 negative pole, and one end and light emitting diode D104 N poles
It is connected, the resistance R109 compositions that the other end is grounded after relay K101 normally opened contact K101-2；Wherein, electric capacity C105
Positive pole is connected with electric capacity C102 negative pole, and diode D106 P poles form the intelligent power supply circuit with diode D105 P poles
Main power source input, triode VT101 emitter stage and voltage-regulator diode D101 P poles form the pair of the intelligent power supply circuit
Power input, electric capacity C105 negative pole form after relay K101 normally-closed contact K101-1 with diode D105 P poles
The power output end of the intelligent power supply circuit and with filter and amplification protection self closing circuit be connected.
Further, the filter and amplification protects self closing circuit by flip chip U1, operational amplifier P1, operation amplifier
Device P2, normally closed switch S, triode VT1, triode VT2, triode VT3, metal-oxide-semiconductor Q1, one end and flip chip U1 VCC are managed
The resistance R4 that pin is connected, the other end is connected with flip chip U1 THR pins, the DIS pins of positive pole and flip chip U1
It is connected, electric capacity C4, the P pole that negative pole is connected with flip chip U1 GND pins is connected with flip chip U1 OUT pins
Connect, diode D2, the N pole that N poles are connected after resistance R3 with triode VT2 base stage is connected with diode D2 N poles, P
The resistance R5 that pole is connected after resistance R5 with electric capacity C4 negative pole, positive pole is connected with flip chip U1 VCC pins, negative pole
The electric capacity C3 of ground connection, the electric capacity C2 that positive pole is connected with triode VT2 emitter stage, negative pole is connected with electric capacity C4 negative pole,
The resistance R2 that one end is connected with electric capacity C3 positive pole, the other end is connected with triode VT2 colelctor electrode, one end and electric capacity C3
Positive pole be connected, resistance R1, the N pole that the other end is connected with triode VT1 colelctor electrode and triode VT1 emitter stage phase
The diode D1 that connection, P poles are connected with electric capacity C2 negative pole, the relay K being arranged in parallel with diode D1, positive pole and electric capacity
The electric capacity C1 that C3 positive pole is connected, negative pole is connected with diode D1 P poles, one end and flip chip U1 TRIG pin phases
Connection, the resistance R6 that is connected with operational amplifier P1 output end of the other end, be serially connected in operational amplifier P1 output end with
Resistance R8 between negative input end, one end is connected with operational amplifier P1 negative input end, the resistance R7 of other end ground connection, string
The resistance R9 being connected between operational amplifier P1 output end and positive input terminal, the positive input terminal phase of positive pole and operational amplifier P1
Connection, the electric capacity C5 of negative pole ground connection, positive pole is connected with operational amplifier P1 positive input terminal, negative pole and operational amplifier P2
The electric capacity C6 that output end is connected, the resistance R10 being arranged in parallel with electric capacity C6, operational amplifier P2 output end is serially connected in bearing
Resistance R11 between input, positive pole is connected with operational amplifier P2 positive input terminal, negative pole after resistance R12 with computing
The electric capacity C7 that amplifier P2 output end is connected, one end is connected with electric capacity C7 positive pole, the resistance R13 of other end ground connection,
Positive pole is connected with electric capacity C7 negative pole, electric capacity C8, the resistance R15 that one end is connected with electric capacity C8 positive pole of negative pole ground connection,
The electricity that positive pole is connected with electric capacity C4 positive pole, negative pole is connected with triode VT3 colelctor electrode and metal-oxide-semiconductor Q1 grid simultaneously
Hold C9, the resistance R18 being arranged in parallel with electric capacity C9, one end is connected with electric capacity C3 positive pole, the other end and triode VT3 collection
Resistance R16, the N pole that electrode is connected is connected with electric capacity C1 positive pole, base stage phase of the P poles after resistance R17 with triode VT3
The voltage-regulator diode D4 of connection, positive pole is connected with triode VT3 colelctor electrode, negative pole is connected with triode VT3 base stage
Electric capacity C10, the electric capacity C11 that positive pole is connected with electric capacity C10 positive pole, negative pole is connected with metal-oxide-semiconductor Q1 source electrode, one end with
The resistance R19 that triode VT3 emitter stage is connected, the other end is connected with metal-oxide-semiconductor Q1 drain electrode, and one end and electric capacity
C11 negative pole is connected, the resistance R20 compositions of other end ground connection；Wherein, flip chip U1 RESET pins and VCC pin phases
Connection, flip chip U1 THR pins are connected with DIS pins, triode VT2 emitter stage and triode VT1 base stage phase
Connection, normally closed switch S one end are connected with electric capacity C1 positive pole, and the normally closed switch S other end forms with electric capacity C1 negative pole
The filter and amplification is protected the power input of self closing circuit and is connected with intelligent power supply circuit, and electric capacity C1 positive pole is through relay
The power output end of filter and amplification protection self closing circuit, electricity are formed after device K normally-closed contact K-1 with diode D1 P poles
Hinder signal input part of the R15 other end as filter and amplification protection self closing circuit.
Preferably, it is connected with thermal infrared human body sensing on the signal input part of the filter and amplification protection self closing circuit
Device.
Preferably, the model NE555 of the flip chip U1.
The present invention compared with prior art, has advantages below and beneficial effect：
(1) structure of the invention is simple with principle, and the cost for producing and using is relatively low, substantially increases the production effect of product
Rate and maintenance efficiency, production and the maintenance cost of enterprise are reduced well, save the fund of enterprise.
(2) present invention is by setting thermal infrared human inductor to gather human body signal, the thermal infrared human inductor energy
Enough detect its 120 ° of front and away from the Studies of Human Body Heat infrared signal in the range of its eight meters, possess good operation stability and detection
Effect, circuit is reduced well by the probability of false triggering, substantially increase the using effect of product.
(3) filter and amplification of the invention protection self closing circuit can be according to the induced signal that signal input part receives
Changing automatic decision, whether someone is using drawer, and judge it is unmanned using drawer when the circuit will automatically control electric sliding
Drawer is packed up in rail operation, substantially increases the intelligent of product, is avoided people well and is forgotten that closing drawer gives people what is brought
Dangerous and inconvenience.
(4) present invention is provided with signal amplification circuit, can further improve the intensity that signal input part imports signal, enter
And improve overall sensitivity and the degree of accuracy of circuit so that the using effect of product more preferably, improves the experience sense of user with expiring
Meaning degree.
(5) present invention is provided with input filter circuit, and the signal that can be inputted to signal input part is filtered, to avoid
The clutter that signal input part inputs by interference influences the normal use of product, further increases the accuracy of product.
(6) present invention is provided with overvoltage crowbar, in voltage stabilizing of the voltage in main circuit more than voltage-regulator diode D4
In limited time, voltage-regulator diode D4 will be breakdown, while triode VT3 and metal-oxide-semiconductor Q1 are switched on, so that will be too high in main circuit
Voltage and pressure release to ground end, preferably ensure that the normal operation of main circuit, substantially increase the safety of circuit operation
Property, and the breakdown voltage for changing voltage-regulator diode D4 can then reach the protection lower voltage limit for adjusting the circuit.
(7) present invention is provided with intelligent power supply circuit, and its main power source input and auxiliary power input are connected to one
Individual independent battery, main storage battery damage or electricity exhaust and can not normal power supply when, circuit will automatically switch to secondary storage
Battery keeps the normal power supply to system, substantially increases the stability that product uses, while can also pass through light-emitting diodes
Pipe judges the electricity of secondary battery in order to be charged in time to it, substantially increases the using effect of product.
Brief description of the drawings
Fig. 1 is the circuit structure diagram of the present invention.
Fig. 2 is the circuit structure diagram of the intelligent power supply circuit of the present invention.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
Embodiment
As shown in figure 1, electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit, including intelligent power supply electricity
Road, and the intelligence power supply filter and amplification protection self closing circuit being connected with the intelligent power supply circuit.
As shown in Fig. 2 the intelligent power supply circuit is by triode VT101, slide rheostat RP101, relay K101, surely
Diode D101, diode D102, voltage-regulator diode D103, light emitting diode D104, diode D105, diode D106 are pressed,
Electric capacity C101, electric capacity C102, electric capacity C103, electric capacity C104, electric capacity C105, resistance R101, resistance R102, resistance R103, resistance
R104, resistance R105, resistance R106, resistance R107, resistance R108, resistance R109 composition.
During connection, diode D102 N poles are connected with triode VT101 base stage, P poles after resistance R104 with three poles
Pipe VT101 emitter stage is connected, and electric capacity C101 negative pole is connected with diode D102 P poles, positive pole is after resistance R102
It is connected with triode VT101 emitter stage, the positive pole phase of voltage-regulator diode D101 N poles after resistance R103 with electric capacity C101
Connection, P poles are connected after resistance R106 with diode D102 P poles, and voltage-regulator diode D103 N poles and electric capacity C101 are just
Pole is connected, P poles are connected after resistance R101 with voltage-regulator diode D101 P poles, electric capacity C102 positive pole and the pole of voltage stabilizing two
Pipe D101 N poles are connected, negative pole is connected with voltage-regulator diode D101 P poles, electric capacity C103 positive pole and triode VT101
Colelctor electrode be connected, positive pole of the negative pole with electric capacity C102 after resistance R105 is connected, electric capacity C104 positive pole is through resistance
It is connected after R107 with electric capacity C103 positive pole, negative pole is connected with electric capacity C103 positive pole, slide rheostat RP101 one end
It is connected with electric capacity C104 positive pole, the other end is connected after resistance R108 with electric capacity C102 negative pole, sliding end and electric capacity
C103 negative pole is connected, light emitting diode D104 P poles are connected with electric capacity C104 negative pole, N poles after electric capacity C105 with
Electric capacity C102 negative pole is connected, the normally-closed contact K101-1 of diode D106 N poles sequentially through relay K101 and relay K
The negative pole with electric capacity C105 is connected afterwards, and diode D105 N poles are connected with electric capacity C102 negative pole, resistance R109 one end
It is connected with light emitting diode D104 N poles, the other end is grounded after relay K101 normally opened contact K101-2.
Wherein, electric capacity C105 positive pole is connected with electric capacity C102 negative pole, diode D106 P poles and diode D105
P poles form the main power source input of the intelligent power supply circuit, triode VT101 emitter stage and voltage-regulator diode D101 P
Pole forms the auxiliary power input of the intelligent power supply circuit, electric capacity C105 normally-closed contact K101-1 of the negative pole through relay K101
The power output end of the intelligent power supply circuit is formed with diode D105 P poles afterwards and protects self closing with intelligence power supply filter and amplification
Circuit is connected.
The main power source input and auxiliary power input of intelligent power supply circuit are connected to an independent battery,
Main storage battery damage or electricity exhaust and can not normal power supply when, circuit will automatically switch to secondary battery to keep to system
Normal power supply, substantially increase the stability that product uses.Electricity in secondary battery can be carried out according to light emitting diode
Judge, when the luminous intensity of light emitting diode is weaker, then need timely to charge to secondary battery.
Intelligence power supply filter and amplification protection self closing circuit is by flip chip U1, operational amplifier P1, operational amplifier P2, often
S, triode VT1, triode VT2, triode VT3, metal-oxide-semiconductor Q1, relay K, diode D1, diode D2, two poles are closed in make and break
Pipe D3, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, electric capacity C8, electric capacity C9, electric capacity C10,
Electric capacity C11, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance
R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19,
And resistance R20 compositions.
Resistance R1 resistance is 0.5K Ω, and resistance R2 resistance is 0.8K Ω, and resistance R3 resistance is 3K Ω, resistance R4's
Resistance is 100K Ω, and resistance R5 resistance is that 10K Ω, resistance R6 and resistance R10 resistance are 2.2K Ω, resistance R7 resistance
For 27K Ω, resistance R8 resistance is 5.9K Ω, and resistance R9 resistance is 7.7K Ω, and resistance R11 resistance is 4.7K Ω, resistance
R12 resistance is that 3.3K Ω, resistance R13 and resistance R14 resistance are 67K Ω, and resistance R15 resistance is 1.3K Ω, resistance
R16 resistance is 20K Ω, and resistance R17 resistance is 11K Ω, and resistance R18 resistance is 7.8K Ω, and resistance R19 resistance is 3K
Ω, resistance R20 resistance are 30K Ω；Electric capacity C1 capacitance is 110 μ F, and electric capacity C2 capacitance is 130 μ F, electric capacity C3 capacitance
For 40 μ F, electric capacity C4 capacitance is 10 μ F, and electric capacity C5 capacitance is 170 μ F, and electric capacity C6 capacitance is 330 μ F, electric capacity C7 appearance
It is worth for 47 μ F, electric capacity C8 capacitance is 150 μ F, and electric capacity C9 capacitance is 220 μ F, and electric capacity C10 capacitance is 200 μ F, electric capacity C11
Capacitance be 100 μ F.
The model NE555 of the flip chip U1；Normally closed switch S is conventional by compressing switch；Triode VT1-VT3's
Model is 2N2369；Relay K model HH53P11；Diode D1-D3 model is 1N4005；Operational amplifier
P1-P2 model is LM324；Voltage-regulator diode D4 model 1N4733；Metal-oxide-semiconductor Q1 model IRF520.
During connection, resistance R4 one end is connected with flip chip U1 VCC pins, the other end and flip chip U1
THR pins are connected, and electric capacity C4 positive pole is connected with flip chip U1 DIS pins, negative pole and flip chip U1 GND are managed
Pin is connected, diode D2 P poles are connected with flip chip U1 OUT pins, N poles after resistance R3 with triode VT2's
Base stage is connected, and resistance R5 N poles are connected with diode D2 N poles, negative pole of the P poles with electric capacity C4 after resistance R5 is connected
Connect, electric capacity C3 positive pole is connected with flip chip U1 VCC pins, negative pole ground connection, and electric capacity C2 positive pole is with triode VT2's
Emitter stage is connected, negative pole is connected with electric capacity C4 negative pole, and resistance R2 one end is connected with electric capacity C3 positive pole, the other end
It is connected with triode VT2 colelctor electrode, resistance R1 one end is connected with electric capacity C3 positive pole, the other end and triode VT1
Colelctor electrode be connected, diode D1 N poles are connected with triode VT1 emitter stage, P poles are connected with electric capacity C2 negative pole
Connect, relay K is arranged in parallel with diode D1, and electric capacity C1 positive pole is connected with electric capacity C3 positive pole, negative pole and diode D1
P poles be connected, resistance R6 one end is connected with flip chip U1 TRIG pins, the other end and operational amplifier P1 it is defeated
Go out end to be connected, resistance R8 is serially connected between operational amplifier P1 output end and negative input end, resistance R7 one end and computing
Amplifier P1 negative input end is connected, other end ground connection, and resistance R9 is serially connected in operational amplifier P1 output end and positive input
Between end, electric capacity C5 positive pole is connected with operational amplifier P1 positive input terminal, negative pole ground connection, electric capacity C6 positive pole and computing
Amplifier P1 positive input terminal is connected, negative pole is connected with operational amplifier P2 output end, and resistance R10 is in parallel with electric capacity C6
Set, resistance R11 is serially connected between operational amplifier P2 output end and negative input end, electric capacity C7 positive pole and operational amplifier
P2 positive input terminal is connected, output end of the negative pole with operational amplifier P2 after resistance R12 is connected, resistance R13 one end
It is connected with electric capacity C7 positive pole, other end ground connection, electric capacity C8 positive pole is connected with electric capacity C7 negative pole, negative pole ground connection, electric
Resistance R15 one end is connected with electric capacity C8 positive pole, and electric capacity C9 positive pole is connected with electric capacity C4 positive pole, negative pole while with three
Pole pipe VT3 colelctor electrode is connected with metal-oxide-semiconductor Q1 grid, and resistance R18 is arranged in parallel with electric capacity C9, resistance R16 one end with
Electric capacity C3 positive pole is connected, the other end is connected with triode VT3 colelctor electrode, voltage-regulator diode D4 N poles and electric capacity C1
Positive pole be connected, base stage of the P poles with triode VT3 after resistance R17 is connected, electric capacity C10 positive pole is with triode VT3's
Colelctor electrode is connected, negative pole is connected with triode VT3 base stage, electric capacity C11 positive pole is connected with electric capacity C10 positive pole,
Negative pole is connected with metal-oxide-semiconductor Q1 source electrode, and resistance R19 one end is connected with triode VT3 emitter stage, the other end and MOS
Pipe Q1 drain electrode is connected, and resistance R20 one end is connected with electric capacity C11 negative pole, other end ground connection.
Wherein, flip chip U1 RESET pins are connected with VCC pins, and flip chip U1 THR pins and DIS are managed
Pin is connected, and triode VT2 emitter stage is connected with triode VT1 base stage, and normally closed switch S one end and electric capacity C1 are just
Pole is connected, and the normally closed switch S other end and electric capacity C1 negative pole form the filter and amplification and protect the power supply of self closing circuit defeated
Enter end and be connected with intelligent power supply circuit, the P of electric capacity C1 positive pole after relay K normally-closed contact K-1 with diode D1
Pole forms the power output end of filter and amplification protection self closing circuit, and the resistance R15 other end is protected as the filter and amplification
The signal input part of self closing circuit.
Thermal infrared human inductor is connected with the signal input part of the filter and amplification protection self closing circuit.
Normally closed switch S is arranged on the afterbody of drawer, and when drawer closes up, normally closed switch S is squeezed on rear wall by drawer, is entered
And in the state disconnected so that the circuit integrally must not electricity.When drawer is extracted out, then contrast, normally closed switch S are in and closed
Conjunction state so that circuit obtains electric operation.Obtain so as to avoiding drawer circuit when closing up well and electric remain on damage circuit
Or the drive device of electric sliding rail.
In use, thermal infrared human inductor will export high ordinary mail number when sensing human body signal, flip chip U1's
After TRIG pins receive high ordinary mail number, flip chip U1 OUT pins export high ordinary mail number so that triode VT2 and three poles
Pipe VT1 is triggered conducting successively, and relay K obtains electric, and relay K normally closed switch K-1 disconnects, electric sliding rail must not electricity enter without
It can run, so that drawer is kept it turned on.Thermal infrared human inductor will export low when sensing is less than human body signal
Ordinary mail number, after flip chip U1 TRIG pins receive LOW signal, flip chip U1 OUT pins output LOW signal,
So that triode VT2 and triode VT1 keep blocking conducting, relay K must not be electric, and relay K normally closed switch K-1 is closed
Closing, electric sliding rail is obtained electric and then run, so that drawer is slowly closed, normal open switch S is extruded disconnection after drawer closure,
So as to cut off the power supply to circuit and electric sliding rail.
Operational amplifier P1, electric capacity C5, electric capacity C6, resistance R6, resistance R7, resistance R8, resistance R9 and resistance R10 compositions
One signal amplification circuit, it can further improve signal input part and import the intensity of signal, and then improve the entirety of circuit
Sensitivity and the degree of accuracy so that the using effect of product more preferably, improves the experience sense and satisfaction of user.
Operational amplifier P2, electric capacity C7, electric capacity C8, resistance R11, resistance R12, resistance R13, resistance R14 and resistance R15
An input filter circuit is formed, the signal that can be inputted to signal input part is filtered, to avoid signal input part because dry
The clutter disturbed and inputted influences the normal use of product, further increases the accuracy of product.
Triode VT3, metal-oxide-semiconductor Q1, voltage-regulator diode D4, resistance R16, resistance R17, resistance R18, resistance R19, resistance
R20, electric capacity C9, electric capacity C10 and electric capacity C11 form an overvoltage crowbar, and the voltage in main circuit exceedes voltage stabilizing two
During the pole pipe D4 voltage stabilizing upper limit, voltage-regulator diode D4 will be breakdown, while triode VT3 and metal-oxide-semiconductor Q1 are switched on, so as to
By voltage too high in main circuit and pressure release is to ground end, preferably ensure that the normal operation of main circuit, substantially increases
The security of circuit operation, and the breakdown voltage for changing voltage-regulator diode D4 can then reach under the protection voltage for adjusting the circuit
Limit.
As described above, the present invention can be realized well.
Claims (4)
1. electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit, it is characterised in that：Including intelligent power supply circuit,
And the filter and amplification protection self closing circuit being connected with the intelligent power supply circuit；The intelligent power supply circuit is by triode
VT101, N pole are connected with triode VT101 base stage, emitter stage of the P poles with triode VT101 after resistance R104 is connected
Diode D102, negative pole is connected with diode D102 P poles, transmitting of the positive pole after resistance R102 with triode VT101
Electric capacity C101, the N pole that pole is connected is connected after resistance R103 with electric capacity C101 positive pole, P poles after resistance R106 with two
Voltage-regulator diode D101, the N pole that pole pipe D102 P poles are connected is connected with electric capacity C101 positive pole, P poles are after resistance R101
The voltage-regulator diode D103 being connected with voltage-regulator diode D101 P poles, positive pole is connected with voltage-regulator diode D101 N poles,
The electric capacity C102 that negative pole is connected with voltage-regulator diode D101 P poles, positive pole are connected with triode VT101 colelctor electrode, born
The electric capacity C103 that pole is connected after resistance R105 with electric capacity C102 positive pole, positive pole after resistance R107 with electric capacity C103 just
The electric capacity C104 that pole is connected, negative pole is connected with electric capacity C103 positive pole, one end are connected with electric capacity C104 positive pole, are another
End is connected after resistance R108 with electric capacity C102 negative pole, the slide rheostat that sliding end is connected with electric capacity C103 negative pole
RP101, P pole are connected with electric capacity C104 negative pole, N poles are connected after electric capacity C105 with electric capacity C102 negative pole luminous two
Pole pipe D104, N poles are sequentially connected after relay K101 and relay K normally-closed contact K101-1 with electric capacity C105 negative pole
The diode D105 that is connected with electric capacity C102 negative pole of diode D106, N pole, and one end is with light emitting diode D104's
The resistance R109 compositions that N poles are connected, the other end is grounded after relay K101 normally opened contact K101-2；Wherein, electric capacity
C105 positive pole is connected with electric capacity C102 negative pole, and diode D106 P poles form intelligence confession with diode D105 P poles
The main power source input of circuit, triode VT101 emitter stage form intelligent power supply electricity with voltage-regulator diode D101 P poles
The auxiliary power input on road, the P of electric capacity C105 negative pole after relay K101 normally-closed contact K101-1 with diode D105
Pole forms the power output end of the intelligent power supply circuit and is connected with filter and amplification protection self closing circuit.
2. electric drawer slide rail according to claim 1 intelligence power supply filter and amplification protection self closing circuit, its feature exist
In：The filter and amplification protects self closing circuit by flip chip U1, operational amplifier P1, operational amplifier P2, normally closed switch
S, triode VT1, triode VT2, triode VT3, metal-oxide-semiconductor Q1, one end are connected with flip chip U1 VCC pins, are another
Hold the resistance R4 that is connected with flip chip U1 THR pins, positive pole is connected with flip chip U1 DIS pins, negative pole and
Electric capacity C4, the P pole that flip chip U1 GND pins are connected is connected with flip chip U1 OUT pins, N poles are through resistance R3
Diode D2, the N pole being connected afterwards with triode VT2 base stage is connected with diode D2 N poles, P poles after resistance R5 with
The resistance R5 that electric capacity C4 negative pole is connected, positive pole is connected with flip chip U1 VCC pins, the electric capacity C3 of negative pole ground connection,
The electric capacity C2 that positive pole is connected with triode VT2 emitter stage, negative pole is connected with electric capacity C4 negative pole, one end is with electric capacity C3's
The resistance R2 that positive pole is connected, the other end is connected with triode VT2 colelctor electrode, one end is connected with electric capacity C3 positive pole,
Resistance R1, the N pole that the other end is connected with triode VT1 colelctor electrode is connected with triode VT1 emitter stage, P poles with electricity
Hold the diode D1 that C2 negative pole is connected, the relay K being arranged in parallel with diode D1, positive pole is connected with electric capacity C3 positive pole
Connect, the electric capacity C1 that negative pole is connected with diode D1 P poles, one end is connected with flip chip U1 TRIG pins, the other end
The resistance R6 being connected with operational amplifier P1 output end, is serially connected between operational amplifier P1 output end and negative input end
Resistance R8, one end is connected with operational amplifier P1 negative input end, the other end ground connection resistance R7, be serially connected in operation amplifier
Resistance R9 between device P1 output end and positive input terminal, positive pole is connected with operational amplifier P1 positive input terminal, negative pole connects
The electric capacity C5 on ground, positive pole is connected with operational amplifier P1 positive input terminal, negative pole is connected with operational amplifier P2 output end
The electric capacity C6 connect, the resistance R10 being arranged in parallel with electric capacity C6, is serially connected between operational amplifier P2 output end and negative input end
Resistance R11, positive pole is connected with operational amplifier P2 positive input terminal, negative pole after resistance R12 with operational amplifier P2's
The electric capacity C7 that output end is connected, one end is connected with electric capacity C7 positive pole, the resistance R13 of other end ground connection, positive pole and electric capacity
C7 negative pole is connected, the electric capacity C8 of negative pole ground connection, the resistance R15 that one end is connected with electric capacity C8 positive pole, positive pole and electric capacity
The electric capacity C9 that C4 positive pole is connected, negative pole is connected with triode VT3 colelctor electrode and metal-oxide-semiconductor Q1 grid simultaneously, with electricity
Hold the resistance R18 that C9 is arranged in parallel, one end is connected with electric capacity C3 positive pole, the other end is connected with triode VT3 colelctor electrode
It is steady that resistance R16, the N pole connect is connected with electric capacity C1 positive pole, P poles are connected after resistance R17 with triode VT3 base stage
Press diode D4, the electric capacity that positive pole is connected with triode VT3 colelctor electrode, negative pole is connected with triode VT3 base stage
C10, the electric capacity C11 that positive pole is connected with electric capacity C10 positive pole, negative pole is connected with metal-oxide-semiconductor Q1 source electrode, one end and triode
The resistance R19 that VT3 emitter stage is connected, the other end is connected with metal-oxide-semiconductor Q1 drain electrode, and one end and electric capacity C11's are negative
Pole is connected, the resistance R20 compositions of other end ground connection；Wherein, flip chip U1 RESET pins are connected with VCC pins, touch
Hair chip U1 THR pins are connected with DIS pins, and triode VT2 emitter stage is connected with triode VT1 base stage, often
One end that S is closed in make and break is connected with electric capacity C1 positive pole, and the normally closed switch S other end and electric capacity C1 negative pole form the filtering and put
Big to protect the power input of self closing circuit and be connected with intelligent power supply circuit, electric capacity C1 positive pole is through the normal of relay K
The power output end of filter and amplification protection self closing circuit is formed after closed contact K-1 with diode D1 P poles, resistance R15's
Signal input part of the other end as filter and amplification protection self closing circuit.
3. electric drawer slide rail according to claim 2 intelligence power supply filter and amplification protection self closing circuit, its feature exist
In：Thermal infrared human inductor is connected with the signal input part of the filter and amplification protection self closing circuit.
4. electric drawer slide rail according to claim 3 intelligence power supply filter and amplification protection self closing circuit, its feature exist
In：The model NE555 of the flip chip U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711064516.2A CN107733410A (en) | 2017-11-02 | 2017-11-02 | Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711064516.2A CN107733410A (en) | 2017-11-02 | 2017-11-02 | Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107733410A true CN107733410A (en) | 2018-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711064516.2A Pending CN107733410A (en) | 2017-11-02 | 2017-11-02 | Electric drawer slide rail intelligence power supply filter and amplification protection self closing circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107733410A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831183A (en) * | 2019-03-27 | 2019-05-31 | 河南天硕机电设备工程有限公司 | A kind of signal filter circuit of grain air conditioner intelligent management system |
-
2017
- 2017-11-02 CN CN201711064516.2A patent/CN107733410A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831183A (en) * | 2019-03-27 | 2019-05-31 | 河南天硕机电设备工程有限公司 | A kind of signal filter circuit of grain air conditioner intelligent management system |
| CN109831183B (en) * | 2019-03-27 | 2023-06-13 | 宝鸡国瑞达新能源科技有限公司 | Signal filter circuit of intelligent management system of air conditioner for grains |
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Application publication date: 20180223 |
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| WD01 | Invention patent application deemed withdrawn after publication |