CN112117895A - Remote control circuit based on vehicle equipment power board and control method thereof - Google Patents
Remote control circuit based on vehicle equipment power board and control method thereof Download PDFInfo
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- CN112117895A CN112117895A CN202010970513.0A CN202010970513A CN112117895A CN 112117895 A CN112117895 A CN 112117895A CN 202010970513 A CN202010970513 A CN 202010970513A CN 112117895 A CN112117895 A CN 112117895A
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- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
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- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
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- 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
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
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Abstract
The invention provides a remote control circuit based on a power board card of vehicle equipment and a control method thereof, wherein the remote control circuit comprises the following steps: the 110V input power supply module is used for providing input voltage for the power panel card of the vehicle equipment; the remote turn-off control signal conditioning module is used for generating control signals to the 5V output power supply module and the 3.3V output power supply module according to the input voltage signals transmitted by the input power supply module; the 5V output power supply module is used for responding to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment; and the 3.3V output power supply module is used for responding to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment. When the remote control voltage is 110V, the remote control voltage unit is switched on, the outputs of the 5V output voltage unit and the 3.3V output voltage unit are switched off, when the remote control end is suspended, the remote control voltage unit is not switched on, and the 5V output voltage unit and the 3.3V output voltage unit normally output.
Description
Technical Field
The invention relates to the technical field of remote control of a vehicle equipment power board card, in particular to a remote control circuit based on the vehicle equipment power board card and a control method thereof.
Background
With the rapid development of the economic level of China, various cities rapidly develop rail transit to provide convenience for people to go out, and simultaneously promote the sustainable improvement of economy, and the rail transit industry is just rapidly grown and strengthened under the good development environment. With the rapid development of the rail transit industry, the good performance of the vehicle-mounted equipment is more important, the performance of a power supply system of the vehicle-mounted equipment is more critical, and under the conditions of severe operating environment or serious abnormal interference, the vehicle-mounted equipment may have abnormal performance, even the problem that the soft reset of the equipment cannot solve the abnormal problem is solved, so that the normal function of the equipment is influenced or the stable operation of a vehicle is influenced, and at the moment, the hard reset of the equipment is required. At present, a power supply board card generally has no remote power supply shutoff or hard reset restarting function, when the important equipment has abnormal working conditions and the soft reset cannot be solved, a train may need to be stopped or the train returns to a warehouse, relevant workers carry out field operation, and the problem of faults cannot be solved in real time through remote control.
Disclosure of Invention
According to the technical problems, a remote control circuit based on a power board card of vehicle equipment and a control method thereof are provided, so that a function of remotely controlling fault equipment to perform hard reset restart is realized. Meanwhile, the remote control of power supply shutoff is also beneficial to realizing the energy-saving control of equipment of the train.
The technical means adopted by the invention are as follows:
a remote control circuit based on vehicle equipment power integrated circuit board includes:
the 110V input power supply module is used for providing input voltage for the power panel card of the vehicle equipment;
the remote turn-off control signal conditioning module is used for generating control signals to the 5V output power supply module and the 3.3V output power supply module according to the input voltage signals transmitted by the input power supply module;
the 5V output power supply module is used for responding to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and the 3.3V output power supply module is used for responding to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
Further, the 110V input power supply module includes a first voltage regulator tube, a voltage dependent resistor, a TVS diode, a first capacitor, a choke inductor, a second capacitor, a thermistor, a first electrolytic capacitor, a second electrolytic capacitor, and a third electrolytic capacitor;
one end of the first voltage regulator tube is electrically connected with the input end of the input voltage signal, and the other end of the first voltage regulator tube is electrically connected to a first node N1;
one end of the piezoresistor is electrically connected to the first node N1, and the other end of the piezoresistor is electrically connected to the second node N2; the second node N2 is electrically connected to the output terminal of the input voltage signal;
one end of the TVS diode is electrically connected to a third node N3; the other end is electrically connected to a fourth node N4;
the first capacitor, one end of which is electrically connected to the fifth node N5; the other end is electrically connected to a sixth node N6;
the third node N3 is electrically connected to the first node N1, and the fourth node N4 is electrically connected to the second node N2; the fifth node N5 is electrically connected to the third node N3, and the sixth node N6 is electrically connected to the fourth node N4;
the choke inductor has a 1 st end electrically connected to the fifth node N5, a 2 nd end electrically connected to the sixth node N6, a 3 rd end electrically connected to the seventh node N7, and a 4 th end electrically connected to the eighth node N8;
one end of the second capacitor is electrically connected to the seventh node N7, and the other end of the second capacitor is electrically connected to the eighth node N8;
one end of the thermistor is electrically connected to the seventh node N7, and the other end of the thermistor is electrically connected to the ninth node N9;
one end of the first electrolytic capacitor is electrically connected to the ninth node N9, and the other end of the first electrolytic capacitor is electrically connected to the GND point;
one end of the second electrolytic capacitor is electrically connected to the tenth node N10, and the other end of the second electrolytic capacitor is electrically connected to the eleventh node N11;
one end of the third electrolytic capacitor is electrically connected to the twelfth node N12, and the other end of the third electrolytic capacitor is electrically connected to the thirteenth node N13;
the tenth node N10 is electrically connected to the ninth node N9, and the eleventh node N11 is electrically connected to the first GND point; the twelfth node N12 is electrically connected to the tenth node N10, and the thirteenth node N13 is electrically connected to the eleventh node N11.
Furthermore, the remote turn-off control signal conditioning module comprises a first optocoupler primary current-limiting resistor, a second optocoupler primary current-limiting resistor, a remote control voltage unit, a second voltage-regulator tube, a first remote control point voltage-dividing resistor and a second remote control point voltage-dividing resistor;
one end of each of the first optocoupler primary side current-limiting resistor and the second optocoupler primary side current-limiting resistor is electrically connected with the 1 st end of the remote control voltage, and the other end of each of the first optocoupler primary side current-limiting resistor and the second optocoupler primary side current-limiting resistor is electrically connected with the fourteenth node N14; the fourteenth node N14 is electrically connected to the SHDN point;
the 2 nd end of the remote control voltage unit is electrically connected to the fifteenth node N15, the 3 rd end is electrically connected to the sixteenth node N16, and the 4 th end is electrically connected to the seventeenth node N17; the fifteenth node N15 is electrically connected to the thirteenth node N13;
one end of the second voltage regulator tube is electrically connected to the seventeenth node N17, the other end of the second voltage regulator tube is electrically connected to the eighteenth node N18, and the eighteenth node N18 is electrically connected to the sixteenth node N16; the other end of the second voltage-stabilizing tube is also electrically connected with a nineteenth node N19;
one end of the first remote control point voltage-dividing resistor is electrically connected to a twentieth node N20, the other end of the first remote control point voltage-dividing resistor is electrically connected to a twenty-first node N21, the twentieth node N20 is electrically connected to a seventeenth node N17, and the twenty-first node N21 is electrically connected to a nineteenth node N19;
one end of the second remote control point voltage-dividing resistor is electrically connected to the twentieth node N20, the other end of the second remote control point voltage-dividing resistor is electrically connected to the twenty-second node N22, and the twenty-second node N22 is electrically connected to the twelfth node N12.
Further, the 5V output power supply module includes a 5V output voltage unit, a fourth electrolytic capacitor, a fifth electrolytic capacitor, and a third capacitor;
the 1 st end of the 5V output voltage unit is electrically connected to a twenty-third node N23, the 2 nd end of the 5V output voltage unit is electrically connected to a twenty-fourth node N24, the 3 rd end of the 5V output voltage unit is electrically connected to a twenty-fifth node N25, the 4 th end of the 5V output voltage unit is electrically connected to a twenty-sixth node N26, and the 5 th end of the 5V output voltage unit is electrically connected to a twenty-seventh node N27;
one end of the fourth electrolytic capacitor is electrically connected to the twenty-sixth node N26, and the other end of the fourth electrolytic capacitor is electrically connected to the twenty-seventh node N27;
one end of the fifth electrolytic capacitor is electrically connected to the twenty-eighth node N28, and the other end of the fifth electrolytic capacitor is electrically connected to the twenty-ninth node N29; the twenty-eighth node N28 is electrically connected to the twenty-sixth node N26, the twenty-ninth node N29 is electrically connected to the twenty-seventh node N27;
one end of the third capacitor is electrically connected to the 5V voltage output point, and the other end of the third capacitor is electrically connected to the second GND point; the 5V voltage output point is electrically connected to the twenty-eighth node N28, and the second GND point is electrically connected to the twenty-ninth node N29;
the twenty-third node N23 is electrically connected to the twenty-second node N22, the twenty-fourth node N24 is electrically connected to the twenty-first node N21, and the twenty-fifth node N25 is electrically connected to the twentieth node N20.
Further, the 3.3V output power supply module includes a 3.3V output voltage unit, a fourth capacitor, and a sixth electrolytic capacitor;
the 1 st end of the 3.3V output voltage unit is electrically connected to a twenty-third node N23, the 2 nd end of the 3.3V output voltage unit is electrically connected to a twenty-fourth node N24, the 3 rd end of the 3.3V output voltage unit is electrically connected to a thirtieth node N30, the 5 th end of the 3.3V output voltage unit is electrically connected to a thirty-first node N31, and the 6 th end of the 3.3V output voltage unit is electrically connected to a twenty-fifth node N25;
one end of the fourth capacitor is electrically connected to the thirtieth node N30, and the other end of the fourth capacitor is electrically connected to the thirty-first node N31;
one end of the sixth electrolytic capacitor is electrically connected to the 3.3V voltage output point, and the other end of the sixth electrolytic capacitor is electrically connected to the third GND point; the 3.3V voltage output node is electrically connected to the thirtieth node N30, and the third GND node is electrically connected to the thirty-first node N31.
The invention also provides a control method of the remote control circuit based on the power board card of the vehicle equipment, which is realized based on the remote control circuit and comprises the following steps:
the S1 and 110V input power supply module provides 110V input voltage for the vehicle equipment power supply board card;
s2, the remote turn-off control signal conditioning module generates control signals to the 5V output power supply module and the 3.3V output power supply module according to the 110V input voltage signal transmitted by the input power supply module;
s3, the 5V output power supply module responds to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and S4, the 3.3V output power supply module responds to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
Further, the step S2 specifically includes:
s21, when the voltage of the SHDN point in the remote turn-off control signal conditioning module is 110V, the remote control voltage unit is turned on, the outputs of the 5V output voltage unit and the 3.3V output voltage unit are turned off, and the output voltage drops of the 5V output voltage unit and the 3.3V output voltage unit are 0V;
s22, when the SHDN point in the remote turn-off control signal conditioning module is suspended, the remote control voltage unit is not conducted, the 5V output voltage unit and the 3.3V output voltage unit normally output, and the output voltage of the 5V output voltage unit is 5V; the output voltage of the 3.3V output voltage unit is 3.3V.
Compared with the prior art, the invention has the following advantages:
1. the remote control circuit based on the power board card of the vehicle equipment provided by the invention can remotely turn off and control the output voltage (5V and 3.3V) of the power board card, and when the abnormal soft reset of the equipment cannot eliminate the fault and needs to turn off and restart the power supply of the equipment, the input end can be remotely controlled to control the voltage (110V), so that the hard reset of the back-end equipment is realized.
2. According to the remote control circuit based on the power board card of the vehicle equipment, the problem of large current impact caused by the fact that the front end is operated to be in an idle state is solved by remotely controlling the back end equipment to be turned off and restarted.
3. According to the remote control circuit based on the power board card of the vehicle equipment, the power supply is remotely controlled to be turned off, so that the energy-saving control of the equipment of a train is facilitated.
Based on the reason, the invention can be widely popularized in the fields of remote control of the power board card of the vehicle equipment and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a remote control circuit of the present invention.
Fig. 2 is a schematic circuit diagram of a 110V input power supply module according to the present invention.
Fig. 3 is a schematic circuit diagram of a remote shutdown control signal conditioning module according to the present invention.
Fig. 4 is a schematic circuit diagram of the 5V output power supply module according to the present invention.
Fig. 5 is a schematic circuit diagram of a 3.3V output power supply module according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
Example 1
As shown in fig. 1, the present invention provides a remote control circuit based on a power board of a vehicle device, including:
the 110V input power supply module is used for providing input voltage for the power panel card of the vehicle equipment;
the remote turn-off control signal conditioning module is used for generating control signals to the 5V output power supply module and the 3.3V output power supply module according to the input voltage signals transmitted by the input power supply module;
the 5V output power supply module is used for responding to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and the 3.3V output power supply module is used for responding to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
As shown in fig. 2, the 110V input power supply module includes a first voltage regulator D2, a voltage dependent resistor R21, a TVS diode V3, a first capacitor C6, a choke inductor L1, a second capacitor C8, a thermistor RT1, a first electrolytic capacitor C11, a second electrolytic capacitor C12, and a third electrolytic capacitor C13; wherein:
a first voltage regulator D2, one end of which is electrically connected to the input terminal 110VIN + of the input voltage signal, and the other end of which is electrically connected to a first node N1; a voltage dependent resistor R21, one end of which is electrically connected to the first node N1 and the other end of which is electrically connected to the second node N2; the second node N2 is electrically connected to the output terminal 110 VIN-of the input voltage signal; a TVS diode V3 having one end electrically connected to the third node N3; the other end is electrically connected to a fourth node N4; a first capacitor C6, one end of which is electrically connected to the fifth node N5; the other end is electrically connected to a sixth node N6; the third node N3 is electrically connected to the first node N1, and the fourth node N4 is electrically connected to the second node N2; the fifth node N5 is electrically connected to the third node N3, and the sixth node N6 is electrically connected to the fourth node N4; a choke inductor L1 having a 1 st end electrically connected to the fifth node N5, a 2 nd end electrically connected to the sixth node N6, a 3 rd end electrically connected to the seventh node N7, and a 4 th end electrically connected to the eighth node N8; a second capacitor C8, one end of which is electrically connected to the seventh node N7 and the other end of which is electrically connected to the eighth node N8; a thermistor RT1, one end of which is electrically connected to the seventh node N7 and the other end of which is electrically connected to the ninth node N9; one end of the first electrolytic capacitor C11 is electrically connected to the ninth node N9, and the other end is electrically connected to the GND point; a second electrolytic capacitor C12, one end of which is electrically connected to the tenth node N10 and the other end of which is electrically connected to the eleventh node N11; a third electrolytic capacitor C13, one end of which is electrically connected to the twelfth node N12 and the other end of which is electrically connected to the thirteenth node N13; the tenth node N10 is electrically connected to the ninth node N9, and the eleventh node N11 is electrically connected to the first GND point; the twelfth node N12 is electrically connected to the tenth node N10, and the thirteenth node N13 is electrically connected to the eleventh node N11.
As shown in fig. 3, the remote turn-off control signal conditioning module includes a first optocoupler primary current-limiting resistor R33, a second optocoupler primary current-limiting resistor R34, a remote control voltage unit U8, a second voltage regulator tube D6, a first remote control point voltage-dividing resistor R36, and a second remote control point voltage-dividing resistor R35; in specific implementation, the resistance values of the first optocoupler primary current-limiting resistor R33 and the second optocoupler primary current-limiting resistor R34 are 100k, the resistance value of the second remote control point voltage-dividing resistor R35 is 100k, the resistance value of the first remote control point voltage-dividing resistor R36 is 5k, and the second voltage-stabilizing tube D6 mainly functions to prevent the high voltage from appearing at the CTRL terminals of the 5V output voltage unit U2 and the 3.3V output voltage unit U3. Wherein:
one end of each of the first optocoupler primary side current limiting resistor R33 and the second optocoupler primary side current limiting resistor R34 is electrically connected with the 1 st end of the remote control voltage, and the other end of each of the first optocoupler primary side current limiting resistor R33 and the second optocoupler primary side current limiting resistor R34 is electrically connected with the fourteenth node N14; the fourteenth node N14 is electrically connected to the SHDN point; a remote control voltage unit U8 having a 2 nd terminal electrically connected to the fifteenth node N15, a 3 rd terminal electrically connected to the sixteenth node N16, and a 4 th terminal electrically connected to the seventeenth node N17; the fifteenth node N15 is electrically connected to the thirteenth node N13; a second voltage regulator D6, one end of which is electrically connected to the seventeenth node N17, the other end of which is electrically connected to the eighteenth node N18, and the eighteenth node N18 is electrically connected to the sixteenth node N16; the other end of the second voltage regulator tube D6 is also electrically connected with a nineteenth node N19; a first remote control point voltage-dividing resistor R36, one end of which is electrically connected to a twentieth node N20, the other end of which is electrically connected to a twenty-first node N21, the twentieth node N20 is electrically connected to a seventeenth node N17, and the twenty-first node N21 is electrically connected to a nineteenth node N19; one end of the second remote-control-point voltage-dividing resistor R37 is electrically connected to the twentieth node N20, the other end is electrically connected to the twenty-second node N22, and the twenty-second node N22 is electrically connected to the twelfth node N12.
As shown in fig. 4, the 5V output power supply module includes a 5V output voltage unit U2, a fourth electrolytic capacitor C9, a fifth electrolytic capacitor C10, and a third capacitor C7; wherein:
a 5V output voltage unit U2(FED40-110S05W) having a 1 st end electrically connected to a twenty-third node N23, a 2 nd end electrically connected to a twenty-fourth node N24, a 3 rd end electrically connected to a twenty-fifth node N25, a 4 th end electrically connected to a twenty-sixth node N26, and a 5 th end electrically connected to a twenty-seventh node N27; a fourth electrolytic capacitor C9, one end of which is electrically connected to a twenty-sixth node N26 and the other end of which is electrically connected to the twenty-seventh node N27; a fifth electrolytic capacitor C10, one end of which is electrically connected to the twenty-eighth node N28 and the other end of which is electrically connected to the twenty-ninth node N29; the twenty-eighth node N28 is electrically connected to the twenty-sixth node N26, the twenty-ninth node N29 is electrically connected to the twenty-seventh node N27; a third capacitor C7, one end of which is electrically connected to the 5V voltage output point and the other end of which is electrically connected to the second GND point; the 5V voltage output point is electrically connected to the twenty-eighth node N28, and the second GND point is electrically connected to the twenty-ninth node N29; the twenty-third node N23 is electrically connected to the twenty-second node N22, the twenty-fourth node N24 is electrically connected to the twenty-first node N21, and the twenty-fifth node N25 is electrically connected to the twentieth node N20.
As shown in fig. 5, the 3.3V output power supply module includes a 3.3V output voltage unit U3, a fourth capacitor C17, a sixth electrolytic capacitor C18; wherein:
a 3.3V output voltage unit U3(RED20-110S3P3W-a) having a 1 st end electrically connected to a twentieth node N23, a 2 nd end electrically connected to a twenty-fourth node N24, a 3 rd end electrically connected to a thirtieth node N30, a 5 th end electrically connected to a thirty-eleventh node N31, and a 6 th end electrically connected to a twenty-fifth node N25; a fourth capacitor C17, one end of which is electrically connected to the thirtieth node N30, and the other end of which is electrically connected to the thirty-first node N31; a sixth electrolytic capacitor C18, one end of which is electrically connected to the 3.3V voltage output point and the other end of which is electrically connected to the third GND point; the 3.3V voltage output node is electrically connected to the thirtieth node N30, and the third GND node is electrically connected to the thirty-first node N31.
Example 2
On the basis of embodiment 1, the invention further provides a control method of the remote control circuit based on the power board card of the vehicle equipment, which comprises the following steps:
the S1 and 110V input power supply module provides 110V input voltage for the vehicle equipment power supply board card;
s2, the remote turn-off control signal conditioning module generates control signals to the 5V output power supply module and the 3.3V output power supply module according to the 110V input voltage signal transmitted by the input power supply module;
the step S2 specifically includes:
s21, when the voltage of the SHDN point in the remote turn-off control signal conditioning module is 110V, the remote control voltage unit is turned on, the outputs of the 5V output voltage unit and the 3.3V output voltage unit are turned off, and the output voltage drops of the 5V output voltage unit and the 3.3V output voltage unit are 0V;
s22, when the SHDN point in the remote turn-off control signal conditioning module is suspended, the remote control voltage unit is not conducted, the 5V output voltage unit and the 3.3V output voltage unit normally output, and the output voltage of the 5V output voltage unit is 5V; the output voltage of the 3.3V output voltage unit is 3.3V.
S3, the 5V output power supply module responds to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and S4, the 3.3V output power supply module responds to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a remote control circuit based on vehicle equipment power integrated circuit board which characterized in that includes:
the 110V input power supply module is used for providing input voltage for the power panel card of the vehicle equipment;
the remote turn-off control signal conditioning module is used for generating control signals to the 5V output power supply module and the 3.3V output power supply module according to the input voltage signals transmitted by the input power supply module;
the 5V output power supply module is used for responding to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and the 3.3V output power supply module is used for responding to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
2. The vehicle equipment power supply board based remote control circuit of claim 1, wherein the 110V input power supply module comprises a first voltage regulator tube, a voltage dependent resistor, a TVS diode, a first capacitor, a choke inductor, a second capacitor, a thermistor, a first electrolytic capacitor, a second electrolytic capacitor, and a third electrolytic capacitor;
one end of the first voltage regulator tube is electrically connected with the input end of the input voltage signal, and the other end of the first voltage regulator tube is electrically connected to a first node N1;
one end of the piezoresistor is electrically connected to the first node N1, and the other end of the piezoresistor is electrically connected to the second node N2; the second node N2 is electrically connected to the output terminal of the input voltage signal;
one end of the TVS diode is electrically connected to a third node N3; the other end is electrically connected to a fourth node N4;
the first capacitor, one end of which is electrically connected to the fifth node N5; the other end is electrically connected to a sixth node N6;
the third node N3 is electrically connected to the first node N1, and the fourth node N4 is electrically connected to the second node N2; the fifth node N5 is electrically connected to the third node N3, and the sixth node N6 is electrically connected to the fourth node N4;
the choke inductor has a 1 st end electrically connected to the fifth node N5, a 2 nd end electrically connected to the sixth node N6, a 3 rd end electrically connected to the seventh node N7, and a 4 th end electrically connected to the eighth node N8;
one end of the second capacitor is electrically connected to the seventh node N7, and the other end of the second capacitor is electrically connected to the eighth node N8;
one end of the thermistor is electrically connected to the seventh node N7, and the other end of the thermistor is electrically connected to the ninth node N9;
one end of the first electrolytic capacitor is electrically connected to the ninth node N9, and the other end of the first electrolytic capacitor is electrically connected to the GND point;
one end of the second electrolytic capacitor is electrically connected to the tenth node N10, and the other end of the second electrolytic capacitor is electrically connected to the eleventh node N11;
one end of the third electrolytic capacitor is electrically connected to the twelfth node N12, and the other end of the third electrolytic capacitor is electrically connected to the thirteenth node N13;
the tenth node N10 is electrically connected to the ninth node N9, and the eleventh node N11 is electrically connected to the first GND point; the twelfth node N12 is electrically connected to the tenth node N10, and the thirteenth node N13 is electrically connected to the eleventh node N11.
3. The vehicle equipment power board-based remote control circuit of claim 1, wherein the remote turn-off control signal conditioning module comprises a first optocoupler primary current-limiting resistor, a second optocoupler primary current-limiting resistor, a remote control voltage unit, a second voltage regulator tube, a first remote control point voltage-dividing resistor and a second remote control point voltage-dividing resistor;
one end of each of the first optocoupler primary side current-limiting resistor and the second optocoupler primary side current-limiting resistor is electrically connected with the 1 st end of the remote control voltage, and the other end of each of the first optocoupler primary side current-limiting resistor and the second optocoupler primary side current-limiting resistor is electrically connected with the fourteenth node N14; the fourteenth node N14 is electrically connected to the SHDN point;
the 2 nd end of the remote control voltage unit is electrically connected to the fifteenth node N15, the 3 rd end is electrically connected to the sixteenth node N16, and the 4 th end is electrically connected to the seventeenth node N17; the fifteenth node N15 is electrically connected to the thirteenth node N13;
one end of the second voltage regulator tube is electrically connected to the seventeenth node N17, the other end of the second voltage regulator tube is electrically connected to the eighteenth node N18, and the eighteenth node N18 is electrically connected to the sixteenth node N16; the other end of the second voltage-stabilizing tube is also electrically connected with a nineteenth node N19;
one end of the first remote control point voltage-dividing resistor is electrically connected to a twentieth node N20, the other end of the first remote control point voltage-dividing resistor is electrically connected to a twenty-first node N21, the twentieth node N20 is electrically connected to a seventeenth node N17, and the twenty-first node N21 is electrically connected to a nineteenth node N19;
one end of the second remote control point voltage-dividing resistor is electrically connected to the twentieth node N20, the other end of the second remote control point voltage-dividing resistor is electrically connected to the twenty-second node N22, and the twenty-second node N22 is electrically connected to the twelfth node N12.
4. The remote control circuit for the power board of the vehicle equipment as claimed in claim 1, wherein the 5V output power supply module comprises a 5V output voltage unit, a fourth electrolytic capacitor, a fifth electrolytic capacitor and a third capacitor;
the 1 st end of the 5V output voltage unit is electrically connected to a twenty-third node N23, the 2 nd end of the 5V output voltage unit is electrically connected to a twenty-fourth node N24, the 3 rd end of the 5V output voltage unit is electrically connected to a twenty-fifth node N25, the 4 th end of the 5V output voltage unit is electrically connected to a twenty-sixth node N26, and the 5 th end of the 5V output voltage unit is electrically connected to a twenty-seventh node N27;
one end of the fourth electrolytic capacitor is electrically connected to the twenty-sixth node N26, and the other end of the fourth electrolytic capacitor is electrically connected to the twenty-seventh node N27;
one end of the fifth electrolytic capacitor is electrically connected to the twenty-eighth node N28, and the other end of the fifth electrolytic capacitor is electrically connected to the twenty-ninth node N29; the twenty-eighth node N28 is electrically connected to the twenty-sixth node N26, the twenty-ninth node N29 is electrically connected to the twenty-seventh node N27;
one end of the third capacitor is electrically connected to the 5V voltage output point, and the other end of the third capacitor is electrically connected to the second GND point; the 5V voltage output point is electrically connected to the twenty-eighth node N28, and the second GND point is electrically connected to the twenty-ninth node N29;
the twenty-third node N23 is electrically connected to the twenty-second node N22, the twenty-fourth node N24 is electrically connected to the twenty-first node N21, and the twenty-fifth node N25 is electrically connected to the twentieth node N20.
5. The vehicle equipment power supply board based remote control circuit of claim 1, wherein the 3.3V output power supply module comprises a 3.3V output voltage unit, a fourth capacitor and a sixth electrolytic capacitor;
the 1 st end of the 3.3V output voltage unit is electrically connected to a twenty-third node N23, the 2 nd end of the 3.3V output voltage unit is electrically connected to a twenty-fourth node N24, the 3 rd end of the 3.3V output voltage unit is electrically connected to a thirtieth node N30, the 5 th end of the 3.3V output voltage unit is electrically connected to a thirty-first node N31, and the 6 th end of the 3.3V output voltage unit is electrically connected to a twenty-fifth node N25;
one end of the fourth capacitor is electrically connected to the thirtieth node N30, and the other end of the fourth capacitor is electrically connected to the thirty-first node N31;
one end of the sixth electrolytic capacitor is electrically connected to the 3.3V voltage output point, and the other end of the sixth electrolytic capacitor is electrically connected to the third GND point; the 3.3V voltage output node is electrically connected to the thirtieth node N30, and the third GND node is electrically connected to the thirty-first node N31.
6. A control method of a remote control circuit based on a vehicle equipment power board card is realized based on the remote control circuit of any one of claims 1-5, and is characterized by comprising the following steps:
the S1 and 110V input power supply module provides 110V input voltage for the vehicle equipment power supply board card;
s2, the remote turn-off control signal conditioning module generates control signals to the 5V output power supply module and the 3.3V output power supply module according to the 110V input voltage signal transmitted by the input power supply module;
s3, the 5V output power supply module responds to the control signal to provide 5V input voltage for the power board card of the rear-end vehicle equipment;
and S4, the 3.3V output power supply module responds to the control signal to provide 3.3V input voltage for the power board card of the rear-end vehicle equipment.
7. The control method according to claim 6, wherein the step S2 specifically includes:
s21, when the voltage of the SHDN point in the remote turn-off control signal conditioning module is 110V, the remote control voltage unit is turned on, the outputs of the 5V output voltage unit and the 3.3V output voltage unit are turned off, and the output voltage drops of the 5V output voltage unit and the 3.3V output voltage unit are 0V;
s22, when the SHDN point in the remote turn-off control signal conditioning module is suspended, the remote control voltage unit is not conducted, the 5V output voltage unit and the 3.3V output voltage unit normally output, and the output voltage of the 5V output voltage unit is 5V; the output voltage of the 3.3V output voltage unit is 3.3V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010970513.0A CN112117895A (en) | 2020-09-15 | 2020-09-15 | Remote control circuit based on vehicle equipment power board and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010970513.0A CN112117895A (en) | 2020-09-15 | 2020-09-15 | Remote control circuit based on vehicle equipment power board and control method thereof |
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| CN112117895A true CN112117895A (en) | 2020-12-22 |
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| CN202010970513.0A Pending CN112117895A (en) | 2020-09-15 | 2020-09-15 | Remote control circuit based on vehicle equipment power board and control method thereof |
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| CN201146575Y (en) * | 2007-12-19 | 2008-11-05 | 傅如毅 | Electron monitoring front end equipment managing machine |
| JP2013192440A (en) * | 2012-02-17 | 2013-09-26 | Tdk Corp | Switching power supply |
| CN104037753A (en) * | 2014-05-14 | 2014-09-10 | 上海磊华船舶工程有限公司 | Control device used for ship |
| CN204652248U (en) * | 2015-04-17 | 2015-09-16 | 东莞市盈聚电子有限公司 | A kind of remote controlled Switching Power Supply |
| CN110341539A (en) * | 2019-08-14 | 2019-10-18 | 湖北省电力装备有限公司 | A kind of multi-functional charging pile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201146575Y (en) * | 2007-12-19 | 2008-11-05 | 傅如毅 | Electron monitoring front end equipment managing machine |
| JP2013192440A (en) * | 2012-02-17 | 2013-09-26 | Tdk Corp | Switching power supply |
| CN104037753A (en) * | 2014-05-14 | 2014-09-10 | 上海磊华船舶工程有限公司 | Control device used for ship |
| CN204652248U (en) * | 2015-04-17 | 2015-09-16 | 东莞市盈聚电子有限公司 | A kind of remote controlled Switching Power Supply |
| CN110341539A (en) * | 2019-08-14 | 2019-10-18 | 湖北省电力装备有限公司 | A kind of multi-functional charging pile |
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Application publication date: 20201222 |