CN213715777U - Intelligent control circuit for mechanical power-off switch of passenger car - Google Patents
Intelligent control circuit for mechanical power-off switch of passenger car Download PDFInfo
- Publication number
- CN213715777U CN213715777U CN202023199020.6U CN202023199020U CN213715777U CN 213715777 U CN213715777 U CN 213715777U CN 202023199020 U CN202023199020 U CN 202023199020U CN 213715777 U CN213715777 U CN 213715777U
- Authority
- CN
- China
- Prior art keywords
- switch
- power
- relay
- vehicle
- mechanical power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides an intelligent control circuit for a mechanical power-off switch of a passenger car, belonging to the technical field of passenger cars, comprising a mechanical power-off switch connected with one end of a storage battery, wherein the mechanical power-off switch is connected with a control power supply output pin of a CAN bus module through a wake-up relay; the mechanical power-off switch is connected with a first normal fire power input pin of the starting host and a second normal fire power input pin of the CAN bus module through a normal fire relay; the coil end of the wake-up relay is connected with a wake-up signal output pin of the starting host; the power input pin of the storage battery of the starting host is connected with the mechanical power-off switch. The utility model discloses CAN need not manually to close mechanical power-off switch, through the timing function of CAN bus module when the vehicle cuts off the power supply, CAN delay time 5min after the driving area power is closed and break off the vehicle normal fire intelligence, CAN directly lock the car and leave after the vehicle is put out the outage, guaranteed that the battery has sufficient electric quantity and is used for starting after the vehicle; and the recovery of the vehicle power supply in the five wake-up modes is realized when the vehicle is powered on.
Description
Technical Field
The utility model relates to a passenger train technical field, concretely relates to passenger train machinery power-off switch intelligent control circuit.
Background
GB7258 requires that a passenger car with the length of more than or equal to 6m is provided with a manual mechanical power-off switch which can cut off the connection between a storage battery and all circuits. Meanwhile, in order to meet the actual application scene, most host factories directly connect an automatic fire extinguisher, a window-striking device, an engine OEM power supply and the like after a mechanical power-off switch in the design process of the vehicle power supply, and the vehicle power supplies are more and more along with the rapid development of the intellectualization of the passenger car. Therefore, most host plants require that the driver manually turn off the mechanical power-off switch every day when the vehicle is picked up to ensure that the battery has sufficient charge for the next day of vehicle start. However, in the practical application process of the vehicle, many phenomena that the driver does not close, forgets to close and does not want to close are found through investigation, and the condition of feeding the vehicle storage battery also happens sometimes.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can be in the time after receiving the car self-closing machinery power off switch, can guarantee that the battery has sufficient electric quantity to be used for passenger train machinery power off switch intelligent control circuit that the vehicle started to solve at least one technical problem who exists among the above-mentioned background art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an intelligent control circuit for a mechanical power-off switch of a passenger car, which comprises a storage battery, wherein one end of the storage battery is connected with the mechanical power-off switch, and the mechanical power-off switch is connected with a control power supply output pin of a CAN bus module through a wake-up relay; the mechanical power-off switch is connected with a first normal fire power input pin of the starting host and a second normal fire power input pin of the CAN bus module through a normal fire relay;
the coil end of the wake-up relay is connected with a wake-up signal output pin of the starting host;
and the power input pin of the storage battery of the starting host is connected with the mechanical power-off switch.
Preferably, an emergency switch is further connected between the wake-up signal output pin and the coil end of the wake-up relay.
Preferably, the wake-up signal output pin and the double-flash signal input pin of the CAN bus module are respectively connected with two ends of the double-flash switch.
Preferably, the starting host is provided with a first electromagnetic power input pin, and the CAN bus module is provided with a second electromagnetic power input pin.
The utility model discloses beneficial effect: through the timing function of CAN bus module when the vehicle cuts off the power supply, CAN delay behind the drive zone power shutoff with vehicle normal fire intelligence disconnection, accessible multiple awakening mode resumes the vehicle power supply when the vehicle is electrified, has practiced thrift the electric energy, has reduced the energy consumption.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the embodiment of the utility model provides a passenger train machinery power-off switch intelligent control circuit structure chart.
Wherein: 1-a storage battery; 2-mechanical power-off switch; 3-waking up the relay; 4-CAN bus module; 5-controlling a power supply output pin; 6-normal fire relay; 7-starting the host; 8-a first input pin of a normal fire power supply; 9-normal fire power input pin two; 10-wake-up signal output pin; 11-battery power input pin; 12-an emergency switch; 13-double flash signal input pin; 14-double flash switch; 15-electromagnetic power input pin one; 16-electromagnetic power input pin two; 17-diode.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by way of the drawings are exemplary only for the purpose of explaining the present invention and should not be construed as limiting the present invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
To facilitate understanding of the present invention, the present invention will be further explained with reference to specific embodiments in conjunction with the accompanying drawings, and the specific embodiments do not constitute limitations of the embodiments of the present invention.
It will be appreciated by those skilled in the art that the drawings are merely schematic representations of embodiments and that elements shown in the drawings are not necessarily required to practice the invention.
Example 1
As shown in fig. 1, embodiment 1 of the present invention provides an intelligent control circuit for a mechanical power-off switch of a passenger car, which includes a storage battery 1, one end of the storage battery 1 is connected to a mechanical power-off switch 2, and the mechanical power-off switch 2 is connected to a control power output pin 5 of a CAN bus module 4 through a wake-up relay 3; a diode 17 is arranged between the control power supply output pin 5 and the wake-up relay 3. The mechanical power-off switch 2 is connected with a first constant-fire power input pin 8 of a starting host 7 and a second constant-fire power input pin 9 of the CAN bus module 4 through a constant-fire relay 6; the coil end of the wake-up relay 3 is connected with a wake-up signal output pin 10 of the starting host 7; and a storage battery power supply input pin 11 of the starting host 7 is connected with the mechanical power-off switch 2.
In this embodiment, an emergency switch 12 is further connected between the wake-up signal output pin 10 and the coil end of the wake-up relay 3.
The awakening signal output pin 10 and the double-flash signal input pin 13 of the CAN bus module 4 are respectively connected with two ends of a double-flash switch 14.
The starting host 7 is provided with a first electromagnetic power input pin 15, and the CAN bus module 4 is provided with a second electromagnetic power input pin 16.
In this embodiment 1, the passenger car mechanical power-off switch intelligent control circuit is used to perform mechanical power-off switch control, and when power-off control is performed, after the electromagnetic power supply main switch is turned off, the second electromagnetic power supply input pin 16 is suspended; the CAN bus module 4 detects that the second electromagnetic power input pin 16 is suspended, starts time delay, and controls the power output pin 5 to stop voltage output after time delay; the awakening relay 3 is in a normally open state, and the normally fired relay 6 is powered off; starting the host 7 to enter a dormant state;
when the awakening control is carried out, the awakening control comprises five awakening modes of the remote control lock outside the vehicle, the awakening of the start button inside the vehicle, the awakening of the mechanical power-off switch, the awakening of the double-flash switch and the awakening of the emergency switch.
The outside-vehicle remote control lock awakening mode comprises the following steps:
when the vehicle normal fire relay 6 is disconnected, a front door opening button on the remote control lock is started;
a front door opening signal is sent to the starting host 7, and the starting host 7 judges whether a voltage signal is input to a first input pin 8 of a normally-fired power supply;
if yes, executing front door switch instruction output;
if not, the host 7 is started to output low level through the wake-up signal output pin 10, and the relay is awakened to be attracted; after the wake-up relay is closed, the normal fire relay is closed; after the CAN bus module 4 detects that the second input pin 9 of the normal fire power supply has voltage, the second input pin 5 of the power supply is controlled to output the voltage;
if the electromagnetic power switch is switched on in the time delay, the CAN bus module 4 controls the power output pin 5 to stop timing after detecting that the second electromagnetic power input pin 16 has voltage, the constant output is changed to maintain the current state until the second electromagnetic power input pin 16 is detected to be suspended again, and then timing is carried out again.
The in-vehicle start button wake-up mode includes:
when the vehicle normal fire relay 6 is disconnected, an in-vehicle start button is pressed;
after the starting host receives the starting signal, judging whether a voltage signal is input into a first input pin 8 of the normal fire power supply; if yes, immediately executing a front door switch instruction; if not, the host 7 is started to output low level through the wake-up signal output pin 10.
The mechanical power-off switch wake-up mode includes:
when the mechanical power-off switch 2 is closed again, the starting host 7 detects that the power input pin 11 of the storage battery has voltage input, and the starting host 7 outputs low level through the wake-up signal output pin 10.
The double flash switch wake-up mode comprises:
when the vehicle normal fire relay 6 is switched off and the double-flash switch is turned on, one path is connected with the double-flash signal input pin 13 of the CAN bus module, and the other path is connected with the wake-up relay 3; awakening the relay coil to be switched on, awakening the relay to be attracted, and switching on the normally fired relay coil and attracting the normally fired relay after awakening the relay to be attracted.
The emergency switch wake-up mode comprises:
when the vehicle normal fire relay 6 is switched off, and the vehicle has normal electricity to be continuously switched on and switched off the electromagnetic power switch, the emergency switch is pressed, the relay coil is switched on and the relay is switched on, and after the relay is switched on, the normal fire relay coil is switched on and the normal fire relay is switched on.
Example 2
The embodiment 2 of the utility model provides a passenger train machinery power off switch intelligent control circuit and control method can no longer need manual closing machinery power off switch when the driver receives the car, can directly lock the car after the driving area vehicle is put out the fire and is gone by someone to can guarantee that the battery has sufficient electric quantity to be used for the start-up of a day after the vehicle.
As shown in fig. 1, the intelligent control circuit for mechanical power-off switch of passenger car in embodiment 2 includes: the intelligent power supply comprises a serial number storage battery 1, a one-key starting host 7, a CAN bus module 4, a mechanical power-off switch 2, an emergency switch 12, a double-flash switch 14, a wake-up relay 3 and a normal fire relay 6. The one-key starting host is connected with the mechanical power-off switch, the awakening relay, the normal fire relay and the circuit, the CAN bus module is connected with the double-flash switch and the normal fire relay through the circuit, and the normal fire relay is connected with the mechanical power-off switch, the awakening relay, the CAN bus module and the one-key starting host through the circuit.
The intelligent control circuit for the mechanical power-off switch of the passenger car can delay 5min to intelligently disconnect the normal fire of the passenger car after the power supply of a driving area is turned off. The intelligent control circuit of the passenger car mechanical power-off switch can recover the power supply of the vehicle through five awakening modes of an external remote control lock, an internal key starting button, the mechanical power-off switch, a double-flash switch and an emergency switch when the vehicle is powered on.
As shown in fig. 1, the storage battery 1 is used for supplying and storing electric energy to the whole system; the one-key starting host 7 is used for controlling the vehicle to be powered on and sending a control instruction; the CAN bus module 4 is used for controlling the delayed power-off and power-on maintenance of the vehicle and sending a control instruction; the mechanical power-off switch 2 is used for cutting off all circuits connected with the storage battery; the emergency switch 12 is used for continuously maintaining a normal fire power supply in a special scene; the double-flash switch 14 is used for waking up the normal power and synchronously starting double flashes; the awakening relay 3 is used for executing a control command to switch on a vehicle normal fire relay; the normal fire relay 6 is used for executing a control command to switch on the vehicle normal fire power supply.
The starting host 7 is provided with a wake-up signal output pin 10, a normal fire power input pin 8, a storage battery power input pin 11 and an electromagnetic power input pin 15. The CAN bus module is provided with a control power supply output pin 5, an electromagnetic power supply input pin II 16, a normal fire power supply input pin II 9 and a double-flash signal input pin 13.
In embodiment 2, the power-off control principle is as follows:
when the vehicle is received, the vehicle does not need to close the mechanical power-off switch after the electromagnetic power main switch is closed in a driving area, and the specific control principle is as follows:
(a) the vehicle turns off the electromagnetic power main switch, and the second electromagnetic power input pin 16 is suspended;
(b) after the CAN bus module detects that the second electromagnetic power supply input 16 is suspended, timing is carried out for 5min immediately, and after 5min, the power supply output pin 5 is controlled to stop outputting 24V +;
(c) because the awakening relay is in a normally open state, at the moment, the normally fired relay is powered off, and all power supplies connected behind the relay on the vehicle are cut off;
(d) meanwhile, the host is started by one key to enter a dormant state, the dormant working current is less than 10mA, and the host is a unique power consumption component and consumes very little power.
In this embodiment 2, the wake-up control principle is as follows:
in order to meet the awakening requirements in various scenes, 5 awakening modes of an external remote control lock awakening mode, an internal one-key starting button, a mechanical power-off switch, a double-flash switch and an emergency switch are realized, and the requirement that the vehicle can be awakened normally under different states is met.
(1) Remote lock wake-up strategy
(a) When the vehicle normal fire relay is disconnected, a front door opening button of the remote control lock is pressed down;
(b) a front door opening signal is sent to a one-key starting host, the host immediately judges a first input pin of a normal fire power supply, and if a 24V + signal is input, the front door opening and closing instruction output is immediately executed; if no 24V + signal is input, the host wakes up the output pin to immediately and continuously output 10s low level;
(c) at the moment, the coil of the relay is awakened to be switched on, and the relay is closed; after the wake-up relay is attracted, the coil of the normal fire relay is switched on, and the normal fire relay is attracted;
(d) after the CAN bus module detects that the second input pin of the normally-fired power supply has 24V +, the second input pin of the power supply is controlled to output immediately;
(e) if the one-key start button is operated once within 5min, the electromagnetic power switch is switched on, the CAN bus module controls the power output pin to immediately stop timing after detecting that the electromagnetic power input pin II has 24V +, the constant output is changed to maintain the current state, and the timing is restarted until the electromagnetic power input pin II is detected to be suspended again.
(2) One-touch start button wake-up strategy
(a) When the vehicle normal fire relay is disconnected, pressing a key start button;
(b) after the host receives the button signal, the first input pin of the normal fire power supply is immediately judged, and if a 24V + signal is input, a front door switch instruction is immediately executed; if no 24V + signal is input, the host wake-up signal output pin immediately continues to output the low level for 10s, and then c-d-e in (1) is executed.
(3) Mechanical power-off switch wake-up strategy
(a) When the mechanical power-off switch is in an open state, the mechanical power-off switch is closed again;
(b) and (3) after the one-key starting host detects that the power input pin of the storage battery is electrified again, the wake-up signal output pin immediately and continuously outputs 10s of low level, and then c-d-e in the step (1) is executed.
(4) Dual flash switch wake-up strategy
(a) When the vehicle normal fire relay is disconnected and the vehicle breaks down, the double-flash switch needs to be opened;
(b) and (3) pressing a double-flash switch, closing double knives, connecting one path to the CAN bus module, connecting the other path to a wake-up relay, and then executing c-d-e in the step (1).
(5) Emergency switch wake-up strategy
(a) When the vehicle normal fire relay is switched off, the vehicle has the requirements of continuously switching on the normal electricity and switching off the electromagnetic power switch;
(b) pressing the emergency switch, and then executing c-d-e in (1).
To sum up, the embodiment of the utility model provides a passenger train machinery power off switch intelligent control circuit, can no longer need manual closing machinery power off switch when the driver receives the car, can directly lock the car after the driving area vehicle is put out the fire and is gone wrong to can guarantee that the battery has sufficient electric quantity to be used for the start-up of a day after the vehicle. When the vehicle is powered off, the vehicle CAN be intelligently disconnected after the power supply in a driving area is turned off by delaying 5min through the timing function of the CAN bus module, and when the vehicle is powered on, the vehicle power supply CAN be recovered through five wake-up modes, namely a remote control lock wake-up strategy, a one-key start button wake-up strategy, a mechanical power-off switch wake-up strategy, a double-flash switch wake-up strategy and an emergency switch wake-up strategy.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Although the present disclosure has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present disclosure, and it should be understood by those skilled in the art that various modifications and changes may be made without inventive changes in the technical solutions disclosed in the present disclosure.
Claims (4)
1. The utility model provides a passenger train machinery power off switch intelligent control circuit, includes battery (1), mechanical power off switch (2), its characterized in that are connected to the one end of battery (1):
the mechanical power-off switch (2) is connected with a control power output pin (5) of the CAN bus module (4) through a wake-up relay (3); the mechanical power-off switch (2) is connected with a first normal fire power input pin (8) of the starting host (7) and a second normal fire power input pin (9) of the CAN bus module (4) through a normal fire relay (6);
the coil end of the awakening relay (3) is connected with an awakening signal output pin (10) of the starting host (7);
and a storage battery power supply input pin (11) of the starting host (7) is connected with the mechanical power-off switch (2).
2. The intelligent control circuit of passenger car mechanical power-off switch of claim 1, characterized in that: an emergency switch (12) is further connected between the awakening signal output pin (10) and the coil end of the awakening relay (3).
3. The intelligent control circuit of passenger car mechanical power-off switch of claim 1, characterized in that: the awakening signal output pin (10) and the double-flash signal input pin (13) of the CAN bus module (4) are respectively connected with two ends of a double-flash switch (14).
4. The intelligent control circuit of passenger car mechanical power-off switch of claim 1, characterized in that: the starting host (7) is provided with a first electromagnetic power supply input pin (15), and the CAN bus module (4) is provided with a second electromagnetic power supply input pin (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023199020.6U CN213715777U (en) | 2020-12-25 | 2020-12-25 | Intelligent control circuit for mechanical power-off switch of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023199020.6U CN213715777U (en) | 2020-12-25 | 2020-12-25 | Intelligent control circuit for mechanical power-off switch of passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213715777U true CN213715777U (en) | 2021-07-16 |
Family
ID=76789579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023199020.6U Active CN213715777U (en) | 2020-12-25 | 2020-12-25 | Intelligent control circuit for mechanical power-off switch of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213715777U (en) |
-
2020
- 2020-12-25 CN CN202023199020.6U patent/CN213715777U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112558593A (en) | Intelligent control circuit and control method for mechanical power-off switch of passenger car | |
| CN108859761B (en) | Electric vehicle power supplementing method | |
| CN110065405B (en) | Vehicle-mounted charger control method | |
| CN104943558A (en) | Charge control system and control method of plug-in hybrid power bus | |
| CN113612283B (en) | Automatic power supplementing method for storage battery of pure electric vehicle | |
| CN112109646A (en) | System and method for realizing low-power-consumption vehicle-mounted communication management | |
| CN109094392B (en) | Electric automobile alternating-current charging awakening circuit and method | |
| CN113771624A (en) | Intelligent electricity supplementing method for new energy automobile | |
| CN211731319U (en) | Power supply control system and vehicle | |
| CN113183898A (en) | Device and method for preventing power shortage caused by excessive dark current and vehicle | |
| CN213715777U (en) | Intelligent control circuit for mechanical power-off switch of passenger car | |
| CN109334510A (en) | A kind of motor-driven loading vehicle battery pack parameter display system and display methods | |
| CN108656976B (en) | Battery management system | |
| CN116176466A (en) | Dual-path power supply charge and discharge control system and method for vehicle storage battery | |
| CN112937304B (en) | Electric motor car low-voltage storage battery insufficient voltage's starting system | |
| CN113276700B (en) | Charger system and charger awakening dormancy control method | |
| CN205429777U (en) | Electric automobile's control system and electric automobile | |
| CN114161931A (en) | New energy vehicle type storage battery electricity supplementing control method | |
| CN214363760U (en) | Excavator opens and stops control system | |
| CN114954309A (en) | Automobile static power supply management system, method, power shortage prevention device, equipment and medium | |
| CN112208381B (en) | New energy automobile charging system control circuit and control method | |
| CN112918411A (en) | Power supply control method and system for storage battery after power off of whole vehicle | |
| CN110289648B (en) | Method and system for controlling storage battery of unmanned rail transit vehicle | |
| CN217294435U (en) | Peripheral circuit of vehicle control unit, vehicle compatible system and vehicle | |
| CN220401453U (en) | Over-discharge charging awakening circuit of battery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |