CN114962112A

CN114962112A - Portable standby starting device and standby starting tool for vehicle

Info

Publication number: CN114962112A
Application number: CN202210538354.6A
Authority: CN
Inventors: 刘子源; 廖跃飞
Original assignee: Guangdong Boltpower Energy Co ltd
Current assignee: Guangdong Boltpower Energy Co ltd
Priority date: 2021-08-11
Filing date: 2022-05-17
Publication date: 2022-08-30
Also published as: CN216709232U; CN217682063U; CN115703414A

Abstract

The present application provides a portable backup starting device and a backup starting tool for a vehicle, the portable backup starting device comprising a battery circuit, a load access detection circuit and a vehicle starting circuit, wherein the battery circuit is coupled to the load access detection circuit and the vehicle starting circuit for supplying power to the load access detection circuit and the vehicle starting circuit; the load access detection circuit is coupled with the vehicle starting circuit and is used for detecting whether the vehicle starting circuit is accessed to a vehicle load or not; the vehicle starting circuit is used for outputting vehicle starting current for controlling the vehicle to carry out ignition operation when the load access detection circuit detects that the vehicle load is accessed. Therefore, by the implementation of the implementation mode, the problem of conveniently and rapidly lighting the automobile can be solved, the lighting safety is improved, and the time and money wasted by calling for road rescue are saved.

Description

Portable standby starting device and standby starting tool for vehicle

Technical Field

The present application relates to the field of electrical equipment, and more particularly, to a portable backup starting device and a backup starting tool for a vehicle.

Background

With the rapid development of society, more and more private cars appear on the road. However, most cars need to be ignited to start, which makes it necessary for the battery of the car to be ignited only when the car is powered. However, in practice it has been found that there are always some unexpected circumstances that may lead to a car practice for the ignition operation, for example when the battery is dead. It can be seen that in this case, it is often only possible to wait for roadside assistance, resulting in wasted time and money.

Disclosure of Invention

An object of this application embodiment is to provide a portable spare starting device and spare starting tool of vehicle. The problem of how conveniently strike sparks for the car can be solved, the safety of striking sparks is improved simultaneously, and the time and money that call road rescue and waste are practiced thrift.

A first aspect of embodiments of the present application provides a portable backup start device for a vehicle, the portable backup start device comprising a battery circuit, a load access detection circuit, and a vehicle start circuit, wherein,

the battery circuit is coupled to the load access detection circuit and the vehicle starting circuit and used for supplying power to the load access detection circuit and the vehicle starting circuit;

the load access detection circuit is coupled with the vehicle starting circuit and used for generating a control signal according to the detected vehicle load connection state;

the vehicle starting circuit is used for controlling whether the vehicle starting circuit outputs vehicle starting current or not according to the control signal when the control signal is detected; the vehicle starting current is used for carrying out ignition operation on the vehicle.

In the implementation process, the portable standby starting device of the vehicle comprises a battery circuit, a load access detection circuit and a vehicle starting circuit. The battery circuit comprises a battery or a battery pack and a battery related accessory device, and the load access detection circuit detects whether the battery or the battery pack is connected to a load when receiving power supply of the battery circuit and carries out ignition operation on the vehicle through the vehicle starting circuit when the battery or the battery pack is connected to the load. Therefore, the implementation of the embodiment can complete the detection of the vehicle load and the ignition without any microprocessor; in addition, a complete portable standby starting device can be formed by combining the three parts of circuits, so that the effect of conveniently lighting the automobile is achieved.

Further, the load access detection circuit is specifically configured to generate a start control signal when the detected vehicle load connection state is a connected state; or when the vehicle load connection state is the disconnection state, generating a start prohibition signal;

the vehicle starting circuit is specifically used for controlling the vehicle starting circuit to output the vehicle starting current when the starting control signal is detected;

the vehicle starting circuit is specifically configured to control the vehicle starting circuit to prohibit the vehicle starting current from being output when the start prohibition signal is detected.

Further, the load access detection circuit comprises a voltage type load detection sub-circuit and/or a resistance type load detection sub-circuit.

Further, the portable standby starting device also comprises a reverse connection short circuit detection circuit, wherein,

the reverse connection short circuit detection circuit is coupled with the load access detection circuit and is used for detecting whether the vehicle load is in a reverse connection state or a short circuit state or not and generating a start prohibition signal when the vehicle load is in the reverse connection state or the short circuit state;

the vehicle starting circuit is further used for controlling the vehicle starting circuit to prohibit the vehicle starting current from being output when the start prohibiting signal is detected.

In the implementation process, the portable standby starting device can further comprise a reverse connection short circuit detection circuit, and when the reverse connection short circuit detection circuit is arranged in the portable standby starting device, the portable standby starting device can automatically control the ignition operation according to the connection state of the vehicle load, so that the safe ignition of the vehicle is ensured, and the starting safety of the vehicle is improved.

Further, the portable standby starting device further comprises a load voltage detection circuit, wherein,

the load voltage detection circuit is coupled to the load access detection circuit and used for detecting whether the vehicle load is in a high voltage state or a low voltage state or not and generating a start prohibition signal when the vehicle load is in the high voltage state or the low voltage state;

In the implementation process, the load voltage detection circuit of the portable standby starting device can react to the load voltage, so that the vehicle starting circuit is fed back through a circuit result, the vehicle starting circuit stops supplying power or forbids supplying power, and safety protection is performed based on the load voltage.

Further, the portable standby starting device further comprises a reverse charging detection circuit, wherein,

the reverse charge detection circuit is coupled to the load access detection circuit and used for detecting whether the voltage of the vehicle load is higher than the output voltage of the battery circuit or not and generating a start inhibition signal when the voltage of the vehicle load is higher than the output voltage of the battery circuit;

In the implementation process, the reverse charge detection circuit of the portable standby starting device can compare the battery voltage with the load voltage, and timely feeds back the vehicle starting circuit in the portable standby starting device through the circuit structure when the load voltage is higher than the battery voltage, so that the vehicle starting circuit is forbidden to output the vehicle starting current.

Further, the portable standby starting device further comprises an over-current detection circuit, wherein,

the over-current detection circuit is coupled with the vehicle starting circuit and is used for detecting whether the vehicle starting current output by the vehicle starting circuit is larger than a preset current threshold value or not and generating a start prohibition signal when the vehicle starting current output by the vehicle starting circuit is larger than the preset current threshold value;

In the implementation process, the overcurrent detection circuit in the portable standby starting device can automatically adjust according to the output vehicle starting current, so that the portable standby starting device cannot output the vehicle starting current larger than the preset current threshold, and the output vehicle starting current is ensured to be safe current.

Further, the portable backup power device further comprises a delay circuit, wherein,

the delay circuit is coupled to the vehicle starting circuit and used for controlling the vehicle starting circuit to be started or disconnected in a delay mode.

Further, the delay circuit includes a first delay circuit and/or a second delay circuit, the first delay circuit and/or the second delay circuit coupled to the vehicle starting circuit, wherein,

the first delay circuit is used for controlling the vehicle starting circuit to be disconnected in a delayed mode;

the second time delay circuit is used for controlling the vehicle starting circuit to start in a time delay mode.

Further, the portable standby power-up device further comprises a temperature detection circuit, wherein,

the temperature detection circuit is coupled with the vehicle starting circuit and used for detecting whether the portable standby starting device is in a preset high-temperature state or not and generating a starting prohibition signal when the portable standby starting device is in the high-temperature state;

In the implementation process, the temperature detection circuit in the portable standby starting device can detect the temperature of the portable standby starting device in real time, so that when the temperature of the portable standby starting device is too high, the power supply of the vehicle starting circuit is stopped in time, and the use safety of the portable standby starting device is ensured.

Further, the portable backup start device further comprises an alert circuit, wherein,

the warning circuit is coupled with the vehicle starting circuit and used for controlling the buzzer to give a warning when the vehicle starting circuit detects a start prohibition signal.

In the implementation process, the alarm circuit in the portable standby starting device can control the buzzer to alarm when any circuit detects a problem, so that a user can know that the portable standby starting device cannot work normally more easily.

Further, the portable backup power device further comprises a display circuit, wherein,

the display circuit is coupled to the vehicle starting circuit and is used for displaying an indicator light corresponding to the working state of the portable standby starting device.

In the implementation process, the display circuit can display the working state of the portable standby starting device through a visual method, so that a user can easily know the working state.

Further, the portable standby starting device further comprises a forced starting circuit, wherein,

the forced start circuit is coupled to the load access detection circuit and used for generating a forced start signal according to the forced start operation of a user;

the vehicle starting circuit is further used for controlling the vehicle starting circuit to immediately output the vehicle starting current when the forced starting signal is detected.

Further, the battery circuit includes a battery, a voltage regulating circuit and a battery voltage detecting circuit, wherein,

the battery is coupled with the voltage regulating circuit and the battery voltage detecting circuit and used for supplying power for other circuits;

the voltage regulating circuit is used for regulating the output voltage of the battery;

the battery voltage detection circuit is used for detecting whether the battery is in a high voltage state or a low voltage state or not, and controlling the vehicle starting circuit to prohibit the vehicle starting current from being output when the battery is in the high voltage state or the low voltage state.

In the above implementation process, the battery circuit usually includes a battery or a battery pack, a DC-DC circuit and a battery voltage detection circuit. The battery circuit supplies power through the battery, adjusts the output voltage value through the DC-DC circuit, and outputs proper voltage under the monitoring of the battery voltage detection circuit, so that the vehicle starting circuit can ensure to output proper vehicle starting current.

Further, the portable standby starting device also comprises a voltage bias switch circuit.

Further, the battery voltage detection circuit comprises an under-voltage detection sub-circuit and/or an over-voltage detection sub-circuit which are connected with each other.

Further, the portable backup start device further comprises a microprocessor, wherein,

the microprocessor is coupled to the vehicle starting circuit and used for generating a driving signal;

the vehicle starting circuit is specifically used for controlling whether the vehicle starting circuit outputs vehicle starting current or not according to the driving signal and the control signal when the driving signal and the control signal are detected; the vehicle starting current is used for carrying out ignition operation on the vehicle.

the microprocessor is specifically used for generating a starting driving signal when the detected vehicle load connection state is a connected state; or when the vehicle load connection state is the disconnection state, generating a drive prohibition signal;

the vehicle starting circuit is specifically used for controlling the vehicle starting circuit to output the vehicle starting current when the starting driving signal and the starting control signal are detected;

the vehicle starting circuit is specifically configured to control the vehicle starting circuit to prohibit the vehicle starting current from being output when the start prohibition signal or the drive prohibition signal is detected.

the microprocessor is also used for generating a drive forbidding signal when the start forbidding signal is detected;

the vehicle starting circuit is further used for controlling the vehicle starting circuit to prohibit the output of the vehicle starting current when the start prohibiting signal or the drive prohibiting signal is detected.

the vehicle starting circuit is further used for controlling the vehicle starting circuit to prohibit the vehicle starting current from being output when the starting prohibition signal or the driving prohibition signal is detected.

the reverse charge detection circuit is coupled to the load access detection circuit and used for detecting whether the voltage of the vehicle load is higher than the output voltage of the battery circuit or not and generating a start prohibition signal when the voltage of the vehicle load is higher than the output voltage of the battery circuit;

Further, the portable standby starting device also comprises a regulated power supply, wherein,

the regulated power supply is coupled to the microprocessor and used for supplying power to the microprocessor.

A second aspect of embodiments of the present application provides a backup start tool for a vehicle, the backup start tool comprising a wire clamp and a portable backup start device according to the first aspect of embodiments of the present application, wherein,

the cable clamp is connected with the portable backup starting device and is used for connecting the portable backup starting device with a vehicle load of the vehicle.

In the implementation described above, when the cable clamp of the backup starter is connected to a vehicle load, the portable backup starter can detect whether the load is connected. If a load is connected to the circuit through the wire clamp, the portable standby starting device can be used for lighting the vehicle. It can be seen that this embodiment is both time and labor efficient to implement.

Further, all circuits in the portable backup start device are disposed in the housing.

Furthermore, a wire clamp connecting port is arranged on the shell, and the wire clamp is connected with the portable standby starting device through the wire clamp connecting port.

Further, the battery circuit in the portable standby starting device is arranged in the first shell, and the rest circuits are arranged in the second shell.

Furthermore, a wire clamp connecting port is arranged on the second shell, and the wire clamp is connected with the portable standby starting device through the wire clamp connecting port.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of a portable backup starting device of a vehicle according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of an improved portable standby starter according to an embodiment of the present application;

fig. 3 is a schematic diagram of a combined circuit structure of a load access detection circuit, a load voltage detection circuit, and an inverse short circuit detection circuit according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a combined circuit structure of another load access detection circuit, a load voltage detection circuit, and an inverse short detection circuit according to an embodiment of the present disclosure;

fig. 5 is a schematic circuit diagram of a combination of a load access detection circuit and a forced start circuit according to an embodiment of the present disclosure;

fig. 6 is a schematic circuit structure diagram of a vehicle starting circuit according to an embodiment of the present application;

fig. 7 is a schematic circuit diagram of a reverse charge detection circuit according to an embodiment of the present disclosure;

fig. 8 is a schematic circuit diagram of another anti-charge detection circuit according to an embodiment of the present disclosure;

fig. 9 is a schematic circuit structure diagram of an over-current detection circuit according to an embodiment of the present disclosure;

fig. 10 is a schematic circuit diagram of a first delay circuit and a second delay circuit according to an embodiment of the present disclosure;

fig. 11 is a schematic circuit diagram of a temperature detection circuit according to an embodiment of the present disclosure;

fig. 12 is a schematic circuit diagram of an alarm circuit according to an embodiment of the present disclosure;

fig. 13 is a schematic circuit diagram of a display circuit according to an embodiment of the present disclosure;

fig. 14 is a schematic circuit diagram of another display circuit according to an embodiment of the present disclosure;

fig. 15 is a schematic circuit diagram of a voltage regulating circuit according to an embodiment of the present disclosure;

fig. 16 is a schematic circuit diagram of a battery voltage detection circuit according to an embodiment of the present disclosure;

fig. 17 is a schematic circuit diagram of another battery voltage detection circuit according to an embodiment of the present disclosure;

FIG. 18 is a schematic diagram of a circuit combination of a voltage biased switch circuit and a voltage regulating circuit according to an embodiment of the present application;

FIG. 19 is a schematic diagram of a portable backup start device with a microprocessor according to an embodiment of the present application;

FIG. 20 is a schematic circuit diagram of a vehicle starting circuit under the control of a microprocessor according to an embodiment of the present application;

FIG. 21 is a schematic circuit diagram of another microprocessor-controlled vehicle starting circuit according to an embodiment of the present disclosure;

fig. 22 is a schematic circuit diagram of a load access detection circuit under control of a microprocessor according to an embodiment of the present disclosure;

fig. 23 is a schematic circuit diagram of another load access detection circuit under the control of a microprocessor according to an embodiment of the present application;

fig. 24 is a schematic circuit diagram of a reverse short detection circuit under the control of a microprocessor according to an embodiment of the present disclosure;

fig. 25 is a schematic circuit diagram of a load voltage detection circuit under control of a microprocessor according to an embodiment of the present disclosure;

fig. 26 is a schematic diagram of a combined circuit structure of a load access detection circuit, a load voltage detection circuit, and an inverse short detection circuit under the control of a microprocessor according to an embodiment of the present disclosure;

FIG. 27 is a block diagram illustrating a microprocessor according to an embodiment of the present application;

fig. 28 is a schematic circuit diagram of a reverse charge detection circuit under the control of a microprocessor according to an embodiment of the present disclosure;

fig. 29 is a schematic circuit diagram of an over-current detection circuit under the control of a microprocessor according to an embodiment of the present disclosure;

fig. 30 is a schematic circuit diagram of a battery voltage detection circuit under the control of a microprocessor according to an embodiment of the present disclosure;

fig. 31 is a schematic structural diagram of a backup starting tool of a vehicle according to an embodiment of the present application.

Icon: 100-portable standby initiating means; 10-a battery circuit; 11-a battery; 12-a voltage regulation circuit; 13-a battery voltage detection circuit; 20-load access detection circuit; 30-a vehicle start circuit; 40-reverse connection short circuit detection circuit; 50-a load voltage detection circuit; 60-a reverse charge detection circuit; 70-an over-current detection circuit; 80-a temperature detection circuit; 91-alarm circuit; 92-a display circuit; 93-a microprocessor; 200-wire clamp.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

Example 1

Referring to fig. 1, fig. 1 is a schematic structural diagram of a portable backup starting device of a vehicle according to an embodiment of the present disclosure. Wherein, the portable backup start device 100 comprises a battery circuit 10, a load access detection circuit 20 and a vehicle start circuit 30, wherein,

the battery circuit 10 is coupled to the load access detection circuit 20 and the vehicle starting circuit 30, and is used for supplying power to the load access detection circuit 20 and the vehicle starting circuit 30;

the load access detection circuit 20 is coupled to the vehicle starting circuit 30, and configured to generate a control signal according to the detected vehicle load connection state;

the vehicle starting circuit 30 is used for controlling whether the vehicle starting circuit 30 outputs vehicle starting current or not according to the control signal when the control signal is detected; the vehicle starting current is used for igniting the vehicle.

As an alternative embodiment, the load access detection circuit 20 is specifically configured to generate the start control signal when the detected vehicle load connection state is the connected state; or when the vehicle load connection state is the disconnection state, generating a start prohibition signal;

the vehicle starting circuit 30 is specifically used for controlling the vehicle starting circuit 30 to output vehicle starting current when a starting control signal is detected;

the vehicle starting circuit 30 is further configured to control the vehicle starting circuit 30 to prohibit the output of the vehicle starting current when the start prohibition signal is detected.

In this embodiment, the coupling is used to indicate that the output and the input of the circuit are both connected to another circuit.

In this embodiment, the coupling is specifically used to indicate that the output terminal of the circuit and the output terminal of another circuit are connected to the same position of the other circuit, and the input terminal of the circuit and the input terminal of the other circuit are also connected to the same position of the other circuit.

As an alternative embodiment, the load access detection circuit 20 includes:

a ninth triode, an emitter of which is connected with the ground terminal and one end of the sixty-first resistor, a base of which is connected with the other end of the sixty-first resistor and one end of the fifty-ninth resistor, and a collector of which is connected with the vehicle starting circuit 30;

an eighth triode, an emitter of which is connected with the ground terminal and one end of a fifty-seventh resistor, a base of which is connected with the other end of the fifty-seventh resistor and one end of a forty-eighth resistor, and a collector of which is connected with the vehicle starting circuit 30;

the other end of the fifty-ninth resistor is connected with the output end of the twenty-fourth diode;

the input end of the twenty-fourth diode is connected with the collector electrode of the thirteenth diode;

the other end of the forty-eighth resistor is connected with the output end of the twenty-first diode and the output end of the twenty-third diode;

the input end of the twenty-first diode is connected with the fourth access operational amplifier;

the input end of the twenty-third diode is connected with the first access operational amplifier;

the output end of the twenty-first diode and the output end of the twenty-third diode are both connected with the collector electrode of the thirteenth diode;

the emitter of the thirteenth diode is connected with the grounding end and one end of the sixty-second resistor, and the base of the thirteenth diode is connected with the other end of the sixty-second resistor and one end of the sixty-second resistor;

the other end of the sixteenth resistor is connected to the vehicle starting circuit 30.

Referring to fig. 2, fig. 2 is a schematic structural diagram of an improved portable standby starter 100 according to an embodiment of the present application. As can be seen from fig. 2, the portable standby starting device 100 may further include a plurality of circuits with different functions, and the detailed circuit structure may refer to the following description in this embodiment.

As an alternative embodiment, the load access detection circuit 20 includes a voltage-type load detection sub-circuit and/or a resistive load detection sub-circuit.

As an alternative embodiment, the portable backup power device 100 further comprises a reverse short detection circuit 40, wherein,

the reverse connection short circuit detection circuit 40 is coupled to the load access detection circuit 20, and is configured to detect whether the vehicle load is in a reverse connection state or a short circuit state, and generate a start prohibition signal when the vehicle load is in the reverse connection state or the short circuit state;

the vehicle starting circuit 30 is further configured to control the vehicle starting circuit 30 to prohibit the vehicle starting current from being output when the start prohibition signal is detected.

In this embodiment, the reverse short detection circuit 40 is connected to the battery circuit 10.

As an alternative embodiment, the reverse short detection circuit 40 includes:

the output end of the second access operational amplifier is connected with one end of the thirty-fifth resistor and the input end of the eighteenth diode, and the input end of the second access operational amplifier is connected with the load access detection circuit 20;

the other end of the thirty-fifth resistor is connected with the driving voltage end;

the output end of the eighteenth diode is connected with the load access detection circuit 20;

a third zener diode having an input terminal connected to the ground terminal and an output terminal connected to the load access detection circuit 20;

a twentieth diode, an input terminal of which is connected to the ground terminal and an output terminal of which is connected to the load access detection circuit 20;

a thirty-eighth resistor, one end of which is connected to the ground terminal and the other end of which is connected to the load access detection circuit 20;

and a thirty-fourth resistor, one end of which is connected to the vehicle load and the other end of which is connected to the load access detection circuit 20.

As an alternative embodiment, the portable backup power device 100 further comprises a load voltage detection circuit 50, wherein,

the load voltage detection circuit 50 is coupled to the load access detection circuit 20, and is configured to detect whether the vehicle load is in a high voltage state or a low voltage state, and generate a start prohibition signal when the vehicle load is in the high voltage state or the low voltage state;

In this embodiment, the load voltage detection circuit 50 is connected to the battery circuit 10.

As an alternative embodiment, the load voltage detection circuit 50 includes:

a fifty-eighth resistor, one end of which is connected to both the output end of the twenty-second diode and the load access detection circuit 20, and the other end of which is connected to the load access detection circuit 20;

the output end of the twenty-second diode is connected with the load access detection circuit 20, and the input end of the load access detection circuit 20, which is connected with the twenty-second diode, is connected with one end of a forty-sixth resistor and the output end of the third access operational amplifier;

the other end of the forty-sixth resistor is connected with the driving voltage end;

the input end of the third access operational amplifier is connected with one end of a fifty-second resistor and one end of a forty-fourth resistor;

the other end of the fifty-two resistor is connected with a grounding end;

the other end of the forty-four resistors is connected to the vehicle starting circuit 30.

Referring to fig. 3, fig. 3 shows a schematic circuit structure of a combination of the load-in detection circuit 20, the load-voltage detection circuit 50 and the reverse short detection circuit 40.

The load access detection circuit 20 is also called a load detection module, and is composed of peripheral devices such as IC4D/IC 4A/R47/R53/R49/R54. When the positive and negative poles of the output end of the wire clamp 200 are connected with a load, the voltages of the PIN13 of the IC4D and the PIN3 of the IC4A change correspondingly, so that the level of the PIN14 of the IC4D or the level of the PIN1 of the IC4A is inverted and is changed from a high level to a low level, the low level enables the Q8 to be cut off, after the Q8 is cut off, the PIN3 of the start control module IC1A is in the high level, and the wire clamp 200 is pulled in by the output relay K1. Specifically, IC4D, D21 and other peripheral devices form a voltage-based load detection sub-circuit. Other peripheral elements include R47, R49, R50, R51, R53, R54, R55, and R56; the IC4A, D23, and other peripheral devices form a resistive load detection sub-circuit. Other peripheral elements include R47, R49, R50, R51, R53, R54, R55, and R56.

The short-circuit detection circuit 40 is also called a short-circuit detection module, and comprises IC4B/R34/R38/R51/R56/ZD 3/D20. When the vehicle battery 11 (i.e. the vehicle load) is connected reversely or short-circuited, the PIN7 of the IC4B outputs a high level to turn on the Q9 through the D18, so that the PIN3 of the start control module IC1A is at a low level, and the wire clamp 200 output relay K1 is disconnected.

Since the vehicle load is the vehicle battery 11, the load voltage detection circuit 50 is also referred to as a vehicle voltage detection module. The load voltage detection circuit 50 comprises IC4C/R44/R52/R50/R55 and the like, when the voltage of the battery 11 connected to the automobile is higher than 11V, PIN8 of the IC4C outputs high level to enable Q9 to be conducted through D22, PIN3 of the starting control module IC1A is enabled to be low level, and the wire clamp 200 output relay K1 is disconnected.

As an alternative embodiment, the portable backup power device 100 further includes a forced start circuit, wherein,

the forced start circuit is coupled to the load access detection circuit 20, and configured to generate a forced start signal according to a forced start operation of a user;

the vehicle starting circuit 30 is further configured to control the vehicle starting circuit 30 to immediately output a vehicle starting current when the forcible starting signal is detected.

Referring to fig. 4, the circuit structure shown in fig. 4 can add a forced start function, so that the wire clamp 200 can be opened to ignite the vehicle when the vehicle battery 11 is at 0V. Wherein, the forced start function circuit working principle is: the forced starting circuit is composed of a twenty-first diode D21, a thirty-second diode D32 and a first switch SW1, when the first switch SW1 is closed, anodes of the twenty-first diode D21 and the thirty-second diode D32 are short-circuited to the ground, a cathode of the twenty-first diode D21 is connected with a base of an eighth triode Q8 through a forty-eighth resistor R48, a cathode of the thirty-second diode D32 is connected with a base of a ninth triode Q9 through a twenty-fourth diode D24 and a fifty-ninth resistor R59, which is equivalent to connecting bases of the eighth triode Q8 and the ninth triode Q9 to the ground, so that the eighth triode Q8 and the ninth triode Q9 are in a cut-off state, and the PIN3 of the first access operational amplifier IC1A is started to be at a high level, so that the wire clamp 200 output relay K1 is closed.

Referring to fig. 5, fig. 5 shows a circuit combination of the load access detection circuit 20 and the forced start circuit. Wherein, the forced start control module is a forced start circuit.

Referring to fig. 6, fig. 6 shows a schematic circuit diagram of a vehicle starting circuit 30. The vehicle starting circuit 30 is also called a starting control module, and may be composed of peripheral elements such as K1/Q3/R10/R11/IC1A/IC 1B. When PIN3 of IC1A is at high level, PIN3 of IC1A outputs high level, Q3 is conducted, relay K1 is attracted, the positive pole of battery 11 is connected with the positive pole of output of wire clamp 200 through the relay, the positive pole and negative pole of output of wire clamp 200 are connected to automobile battery 11 correctly, and then ignition can be carried out. When PIN3 of IC1A is low, relay K1 disconnects the positive output of clip 200.

As an alternative embodiment, the portable backup power device 100 further comprises a recharge detection circuit 60, wherein,

the reverse charge detection circuit 60 is coupled to the load access detection circuit 20, and is configured to detect whether the voltage of the vehicle load is higher than the output voltage of the battery circuit 10, and generate a start prohibition signal when the voltage of the vehicle load is higher than the output voltage of the battery circuit 10;

In this embodiment, the back charge detection circuit 60 is connected to the battery circuit 10.

As an alternative embodiment, the back charge detection circuit 60 includes:

a third diode, the output terminal of which is connected to the load access detection circuit 20, and the input terminal of which is connected to the output terminal of the reverse charge operational amplifier;

the positive input end of the fourth detection operational amplifier is connected with the vehicle load, and the negative input end of the reverse charging operational amplifier is connected with both one end of the fourth resistor and one end of the seventh resistor;

the other end of the fourth resistor is connected with the battery circuit 10;

the other end of the seventh resistor is connected with the ground terminal.

Referring to fig. 7, fig. 7 is a schematic circuit diagram of a back charge detection circuit 60. The reverse charge detection circuit 60 is also called as a reverse charge detection module and specifically comprises peripheral elements such as IC1D/R4/R7/D3, when the voltage of the accessed automobile battery 11 is higher than the voltage of the input battery 11 by 0.5V, PIN14 of IC1D outputs high level, Q9 is conducted through D22, PIN3 of the starting control module IC1A is low level, and the wire clamp 200 output relay K1 is disconnected.

As an alternative embodiment, the back charge detection circuit 60 includes:

the positive input end of the fourth detection operational amplifier is connected with one end of the twenty-fourth resistor and one end of the thirty-fifth resistor;

the other end of the twenty-fourth resistor is connected with the grounding end;

the other end of the thirty-fifth resistor is connected with the output end of the fifth detection operational amplifier, one end of the sixty-ninth resistor and the sixteenth capacitor;

the negative input end of the fifth detection operational amplifier is connected with one end of a sixty-eight resistor, the other end of a sixty-nine resistor and the other end of a sixteenth capacitor;

the positive input end of the fifth detection operational amplifier is connected with one end of the sixty-sixth resistor and one end of the sixty-seventh resistor;

the other end of the sixty-sixth resistor is connected with the driving voltage end;

the other end of the sixty-seventh resistor is connected with the ground terminal.

Referring to fig. 8, the reverse charge protection in the reverse charge detection circuit 60 shown in fig. 8 is changed from the original voltage detection mode to the current detection mode, because the current detection mode facilitates the production test. Therefore, a reverse charging current detection circuit composed of ICs 5, R67, R68, R69, C16 and the like is added. Wherein, the anti-module theory of operation that detects that fills: the reverse charging detection module comprises peripheral elements such as IC1D, R4, R7, D3, IC5, R67, R68, R69 and C16, when the clamp 200 is opened to start the automobile successfully, when the voltage of the automobile battery 11 is higher than the voltage of the input battery 11, the reverse charging current passes through a negative electrode line, PIN1 sent to IC5 by R67 is amplified and then sent to PIN12 of IC1D, compared with PIN13 of IC1D, when the signal amplified by the reverse charging current is higher than the voltage of PIN13 of IC1D, PIN14 of IC1D outputs high level, PIN10 sent to IC1C by D3, R36 and R40 makes PIN8 of IC1C output high level, Q7 be conducted, PIN3 of the start control module IC1A is made low level, and the clamp 200 output relay K1 is disconnected.

As an alternative embodiment, the portable backup power device 100 further includes an over-current detection circuit 70, wherein,

the over-current detection circuit 70 is coupled to the vehicle starting circuit 30, and is configured to detect whether a vehicle starting current output by the vehicle starting circuit 30 is greater than a preset current threshold, and generate a start-prohibition signal when the vehicle starting current output by the vehicle starting circuit 30 is greater than the preset current threshold;

As an alternative embodiment, the over-current detection circuit 70 includes:

a collector of the seventh triode is connected with the vehicle starting circuit 30, an emitter of the seventh triode is connected with a ground terminal, and a base of the seventh triode is connected with the input end of the nineteenth diode, one end of the forty-third resistor, one end of the eleventh capacitor and one end of the forty-first resistor;

the other end of the forty-third resistor is connected with the grounding end;

the other end of the eleventh capacitor is connected with the grounding end;

the output end of the nineteenth diode is connected with one end of the thirty-seventh resistor, the input end of the seventeenth diode, the other end of the forty-first resistor and the output end of the third detection operational amplifier;

the other end of the thirty-seventh resistor is connected with the driving voltage end;

the output end of the seventeenth diode is connected with one end of a thirty-sixth resistor;

the other end of the thirty-sixth resistor is connected with the input end of the sixteenth diode and one end of the forty-fourth resistor;

the output end of the sixteenth diode is connected with the vehicle starting circuit 30;

the other end of the forty-th resistor is connected with the positive input end of the third detection operational amplifier, one end of the thirty-ninth resistor and one end of the twelfth capacitor;

the other end of the thirty-ninth resistor is connected with the vehicle starting circuit 30;

the negative input end of the third detection operational amplifier is connected with one end of the forty-fifth resistor and one end of the forty-second resistor;

the other end of the forty-fifth resistor is connected with the grounding end;

the other end of the forty-second resistor is connected with the driving voltage end.

As an alternative embodiment, the portable standby power device 100 further includes a forced power circuit, and the forced power circuit includes:

a thirty-sixth diode, an input terminal of which is connected to the load access detection circuit 20; the output end of the thirty-sixth diode is connected with the output end of the thirty-second diode and one end of the first switch;

the input end of the thirty-second diode is connected with the load access detection circuit 20;

the other end of the first switch is connected with the grounding end.

Referring to fig. 9, fig. 9 shows a schematic circuit structure of an over-current detection circuit 70. The over-current detection circuit 70 is also called an over-current detection module, and may be composed of peripheral devices such as ICs 1C/R40/R39/R42/R45/R36/D17/R41/R43/D19/Q7. When the output current is detected to be excessive, the voltage of PIN10 of IC1C is increased, PIN8 of IC1C outputs high level, Q7 is conducted, PIN3 of the starting control module IC1A is made to be low level, and the wire clamp 200 output relay K1 is disconnected.

As an alternative embodiment, portable backup power device 100 further includes a delay circuit, wherein,

the delay circuit is coupled to the vehicle starting circuit 30, and is used for controlling the vehicle starting circuit 30 to be started or disconnected in a delayed manner.

As a further alternative embodiment, the delay circuit includes a first delay circuit and/or a second delay circuit, which are coupled to the vehicle starting circuit 30, wherein,

the first delay circuit is used for controlling the vehicle starting circuit 30 to be disconnected in a delayed mode;

the second delay circuit is used for controlling the vehicle starting circuit 30 to start in a delayed mode.

In this embodiment, the first delay circuit may be a 30-second delay circuit, which mainly plays a role of timing. When the first delay circuit completes timing, the vehicle start circuit 30 is turned off, so that the effect of turning off the output is achieved.

In this embodiment, the second delay circuit may be a 3-second delay circuit, and the second delay circuit mainly functions as a delay start. Wherein the clip 200 is slightly delayed when connected to a vehicle load, thereby acting to eliminate contact sparks.

Referring to fig. 10, fig. 10 is a schematic diagram illustrating a circuit structure of a first delay circuit and a second delay circuit. The first delay circuit is a 30-second delay sub-circuit, and the second delay circuit is a 3-second delay sub-circuit.

As an alternative embodiment, the portable backup power device 100 further comprises a temperature detection circuit 80, wherein,

the temperature detection circuit 80 is coupled to the vehicle starting circuit 30, and is configured to detect whether the portable standby starting device 100 is in a preset high temperature state, and generate a start prohibition signal when the portable standby starting device 100 is in the high temperature state;

In this embodiment, the temperature detection circuit 80 is connected to the battery circuit 10.

Referring to fig. 11, fig. 11 shows a schematic circuit structure of a temperature detection circuit 80. The temperature detection circuit 80 is also called a temperature detection module, and may be specifically composed of peripheral devices such as IC3B/R17/R26/R18/NTC 1/D8. When the NTC sensor detects that the temperature is too high, the PIN6 of the IC3B becomes low, the PIN7 of the IC3B outputs high level, the Q9 is conducted through D22, the PIN3 of the starting control module IC1A is made low level, and the output relay K1 of the wire clamp 200 is disconnected.

As an alternative embodiment, portable backup power device 100 further includes an alert circuit 91, wherein,

the warning circuit 91 is coupled to the vehicle starting circuit 30, and is configured to control the buzzer to issue a warning when the vehicle starting circuit 30 detects the start prohibition signal.

In the present embodiment, the alarm circuit 91 is connected to the battery circuit 10.

Referring to fig. 12, fig. 12 shows a schematic circuit structure of an alarm circuit 91. The alarm circuit 91 is also called an alarm module, and may be specifically composed of R2/BZ 1/D4/Q2/R8/R9. When an access error or other protection actions occur, a high level is input into the B pole of the Q2, so that the Q2 is conducted, and the buzzer BZ1 gives an alarm.

As an alternative embodiment, portable backup power device 100 further includes display circuitry 92, wherein,

the display circuit 92 is coupled to the vehicle starting circuit 30 for displaying an indicator light corresponding to the operating status of the portable backup starting device 100.

In this embodiment, the display circuit 92 is connected to the battery circuit 10.

Referring to fig. 13, fig. 13 is a schematic circuit diagram of a display circuit 92. The display circuit 92 is also called as a display module and consists of LEDs 1/R33/LED2/R32, the LED1 is used for displaying errors, when an error occurs, the STOP is used for lighting the high-level LED1, the LED2 is used for displaying normally, and when the relay is attracted, the PIN3 of the IC1A is used for lighting the high-level LED 2.

As an alternative embodiment, the display circuit 92 includes:

the input end of the first light-emitting diode is connected with the driving voltage end;

the output end of the first light-emitting diode is connected with one end of the thirty-third resistor;

the other end of the thirty-third resistor is connected with a collector of the fifth triode;

an emitter of the fifth triode is connected with the grounding end and one end of the seventy-first resistor; the base electrode of the fifth triode is connected with one end of the seventy resistor and the other end of the seventy-first resistor;

a thirty-second resistor, one end of which is connected with the vehicle starting circuit 30;

the other end of the thirty-second resistor is connected with the input end of the second light-emitting diode;

the output end of the second light-emitting diode is connected with the grounding end;

one end of the sixty-second resistor is connected with the driving voltage end; the other end of the sixty-second resistor is connected with the input end of the third light-emitting diode;

the output end of the third light emitting diode is connected with the grounding end.

Referring to fig. 14, fig. 14 shows a display circuit 92 with a standby display circuit 92 added, which can make the display more intuitive and also facilitate the adjustment at will.

In this embodiment, the brightness of the LED1 is displayed erroneously, and a separate driving circuit for the LED1 is added.

In the present embodiment, the standby display circuit 92 operates in principle: the standby display is composed of an LED3/R62, when the battery 11 is connected, a DC-DC circuit voltage stabilizing circuit is formed through U1, the current is limited through R62, power is supplied to the LED3, and the LED3 is lightened.

In the present embodiment, the error display circuit 92 operates in the following manner: when an error occurs, STOP is in a high level, the Q5 is conducted through R70/R71, the LED1 is lightened, and the brightness of the LED1 can be adjusted by adjusting the resistance value of R33.

As an alternative embodiment, the battery circuit 10 includes a battery 11, a voltage regulating circuit 12, and a battery voltage detecting circuit 13, wherein,

the battery 11 is coupled to the voltage regulating circuit 12 and the battery voltage detecting circuit 13, and is used for supplying power to other circuits;

the voltage regulating circuit 12 is used for regulating the output voltage of the battery 11;

the battery voltage detection circuit 13 is configured to detect whether the battery 11 is in a high voltage state or a low voltage state, and control the vehicle starting circuit 30 to prohibit the output of the vehicle starting current when the battery 11 is in the high voltage state or the low voltage state.

Referring to fig. 15, fig. 15 shows a circuit structure diagram of the voltage regulating circuit 12. The voltage regulating circuit 12 is a DC-DC circuit, also called a DC-DC module. In the circuit, the voltage of the battery 11 is output to each circuit by a linear voltage reduction circuit composed of D1/R3/U1/C4 and the like, and the stable 5V voltage is supplied to each circuit.

As an alternative embodiment, the battery voltage detection circuit 13 includes an under-voltage detection sub-circuit of the battery 11 and/or an over-voltage detection sub-circuit of the battery 11 connected to each other.

Referring to fig. 16, fig. 16 shows a circuit structure diagram of the battery voltage detection circuit 13. The battery voltage detection circuit 13 is also called a battery 11 voltage detection module, and specifically includes peripheral devices such as IC3A/R13/R28/R15/R27/Q4/Q6/ZD1/R22/R29/ZD 2/R19/R25/Q5/D10. When the voltage of the battery 11 is too low or too high, the voltage of the PIN2 of the IC3A is lowered, the PIN1 of the IC3A outputs high level, the Q9 is conducted through the D22, the PIN3 of the starting control module IC1A is low level, and the output relay K1 of the wire clamp 200 is disconnected.

In fig. 16, the under-voltage detection sub-circuit of the battery 11 includes: IC3A, D6, D10, R16, R13, R28, R27, R15, R14, Q4, R20, Q6, R29, R22, C7 and ZD 1.

In fig. 16, the battery 11 over-voltage detection sub-circuit further includes: ZD2, R19, R25 and Q5.

Referring to fig. 17, the battery 11 voltage detection circuit shown in fig. 17 uses an operational amplifier as a hysteresis voltage comparator to solve the problem of flickering when the LED is turned on under critical high voltage protection. Meanwhile, in order to save cost, the original load access detection IC4A is used as a high voltage detection circuit of the battery 11.

In this embodiment, the working principle of the voltage detection module of the battery 11 is as follows: the battery 11 voltage detection module is composed of peripheral elements such as IC3A, R13, R28, R15, R27, R19, R25, R46, IC4A, D1, D23, D30 and D10, when the voltage of the battery 11 is too low or too high, the PIN2 voltage of the IC3A is low, the PIN1 of the IC3A outputs high level, the Q9 is conducted through the D10, the PIN3 of the start control module IC1A is low level, and the wire clamp 200 output relay K1 is disconnected.

In fig. 17, the under-voltage detection sub-circuit of the battery 11 includes: IC3A, D6, D10, D33, R13, R28, R27, R15, D1 and C7.

In fig. 17, the battery 11 over-voltage detection sub-circuit further includes: r19, R25, IC4A, R46, D30 and D23.

As an alternative embodiment, the battery voltage detection circuit 13 includes:

the positive input end of the first access operational amplifier is connected with one end of a forty-sixth resistor and a 1.6V voltage end; the negative input end is connected with one end of the twenty-fifth resistor and one end of the nineteenth resistor; the output end of the second diode is connected with the output end of the fifth diode and the output end of the sixth diode;

the input end of the thirty-third diode is connected with the other end of the forty-sixth resistor;

the other end of the twenty-fifth resistor is connected with the ground terminal.

As a further alternative embodiment, the battery voltage detection circuit 13 includes a battery 11 over-voltage detection sub-circuit, and the battery 11 over-voltage detection sub-circuit includes:

In this embodiment, in order to save cost, 4 pull-up resistors R35, R46, R24 and R37, namely, R35 originally connected with IC4B, R46 originally connected with IC4C, R24 originally connected with IC1A and R37 originally connected with IC1A, are all moved to other places for use.

As an alternative embodiment, the portable backup power up device 100 further includes a voltage bias switching circuit.

As an alternative embodiment, the portable standby power-up device 100 further comprises a voltage bias switching circuit, the voltage bias switching circuit comprising:

one end of the twenty-second resistor is connected with the source electrode of the fourth field effect transistor, one end of the thirty-seventh resistor, the emitting electrode of the sixth triode and the input end of the twenty-eighth diode; the other end of the twenty-second resistor, the drain of the fourth field effect transistor and the voltage regulating circuit 12 are connected;

the grid electrode of the fourth field effect transistor is connected with the other end of the thirty-seventh resistor, the output end of the twenty-seventh diode and the collector electrode of the sixth triode;

the input end of the twenty-seventh diode is connected with one end of the fourteenth resistor;

the other end of the fourteenth resistor is connected with the driving voltage end;

the base electrode of the sixth triode is connected with one end of the twentieth resistor, the output end of the twenty-eighth diode and one end of the twenty-ninth resistor;

the other end of the twentieth resistor is connected with the grounding end;

the other end of the twenty-ninth resistor is connected with the output end of the twenty-ninth diode;

and the input end of the twenty-ninth diode is connected with the second access operational amplifier.

Referring to fig. 18, the circuit can add an electronic switching circuit, thereby reducing the problem of excessive power consumption of the U1 when the output end of the wire clamp 200 is reversely connected or short-circuited.

In this embodiment, the operating principle of the bias voltage electronic switch circuit is as follows: the bias voltage electronic switch circuit is composed of R22, R14, R20, R29, R37, D27, D28, D29, Q4, Q6 and the like, when reverse connection or short circuit occurs, PIN7 of IC4B outputs high level, Q6 is turned on through D29, R29 and R20, Q4 is turned off, and voltage output of the bias circuit is turned off, so that the problem of reducing power consumption of U1 is solved.

In this embodiment, the chip type may refer to the contents of the drawings, and details of this embodiment are not repeated.

It should be noted that the corresponding characters "XX" in this embodiment refer to corresponding elements in the drawings, such as the ninth transistor corresponding to Q9 and the twenty-third diode corresponding to D23.

More particularly, the first access operational amplifier corresponds to IC4A, the second access operational amplifier corresponds to IC4B, the third access operational amplifier corresponds to IC4C, and the fourth access operational amplifier corresponds to IC 4D; the first sense operational amplifier IC1A, the second sense operational amplifier IC1B, the third sense operational amplifier IC1C, and the fourth sense operational amplifier IC 1D.

It can be seen that, the portable backup starting device 100 for a vehicle described in the embodiment can complete the detection of the vehicle load and the ignition without any microprocessor 93; meanwhile, the portable standby starting device 100 can also form a complete device based on three parts of circuits, so that the effect of conveniently lighting the automobile is achieved.

Example 2

Referring to fig. 19, fig. 19 is a schematic structural diagram of a portable backup starting device of a vehicle according to an embodiment of the present application. Wherein the portable backup start device 100 comprises a battery circuit 10, a load access detection circuit 20, a vehicle start circuit 30, and a microprocessor 93, wherein,

the microprocessor 93 is coupled to the vehicle starting circuit 30 for generating a driving signal;

the vehicle starting circuit 30 is specifically used for controlling whether the vehicle starting circuit 30 outputs vehicle starting current or not according to the driving signal and the control signal when the driving signal and the control signal are detected; the vehicle starting current is used for igniting the vehicle.

the microprocessor 93 is specifically configured to generate a start driving signal when the detected vehicle load connection state is a connected state; or when the vehicle load connection state is the disconnection state, generating a drive prohibition signal;

the vehicle starting circuit 30 is specifically used for controlling the vehicle starting circuit 30 to output vehicle starting current when a starting driving signal and a starting control signal are detected;

the vehicle starting circuit 30 is further configured to control the vehicle starting circuit 30 to prohibit the output of the vehicle starting current when the start prohibiting signal or the drive prohibiting signal is detected.

As an alternative embodiment, the portable standby power device 100 further includes a reverse short detection circuit 40, a load voltage detection circuit 50, a reverse charge detection circuit 60, and an over current detection circuit 70, wherein,

the microprocessor 93 is further configured to obtain a start-up prohibition signal generated by any one of the reverse short-circuit detection circuit 40, the load voltage detection circuit 50, the reverse charge detection circuit 60, and the overcurrent detection circuit 70;

the microprocessor 93 is also configured to send a start-inhibiting signal to the vehicle start circuit 30.

As an alternative embodiment, the portable backup power up device further comprises a reverse short detection circuit 40, wherein,

the microprocessor 93 is also used for generating a drive prohibiting signal when detecting the start prohibiting signal;

As an alternative embodiment, the portable backup power device further comprises a load voltage detection circuit 50, wherein,

the vehicle starting circuit 30 is further configured to control the vehicle starting circuit 30 to prohibit the output of the vehicle starting current when the start prohibition signal or the drive prohibition signal is detected.

As an alternative embodiment, the portable backup power device further comprises a reverse charge detection circuit 60, wherein,

As an alternative embodiment, the portable backup power device further comprises an over-current detection circuit 70, wherein,

As an alternative embodiment, portable backup power device 100 further includes a regulated power supply, wherein,

the regulated power supply is coupled to the microprocessor 93 for supplying power to the microprocessor 93.

Referring to fig. 20, fig. 20 is a schematic diagram showing a circuit structure of a vehicle starting circuit, which is also called a starting control module. Wherein, the vehicle starting circuit comprises a first relay K1, a fourth triode Q4, a seventh triode Q7, an eleventh triode Q11, a twelfth resistor R12, a sixteenth resistor R16, a nineteenth resistor R19, a forty-second resistor R42, a forty-fourth resistor R44, a seventy-seventh resistor R77 and a sixth diode D6, wherein,

the armature of the first relay K1 is connected with one end of a twelfth resistor R12;

one end of the twelfth resistor R12 is an output anode, and the other end of the twelfth resistor R12 is an output cathode;

the electromagnet of the first relay K1 is coupled to a sixth diode D6;

the input end of the sixth diode D6 is connected to the collector of the fourth transistor Q4;

one end of the nineteenth resistor R19 is connected with the base of the fourth triode Q4;

the other end of the nineteenth resistor R19 is connected with the emitter of the fourth triode Q4;

the emitter of the fourth triode Q4 is grounded;

one end of a sixteenth resistor R16 is connected with the base of a fourth triode Q4;

one end of the sixteenth resistor R16 is also connected with the collector of the seventh triode Q7;

the other end of the sixteenth resistor R16 is connected with an emitting electrode of an eleventh triode Q11;

the collector of the eleventh triode Q11 is connected with the microprocessor 93;

one end of a seventy-seventh resistor R77 is connected with the base electrode of the eleventh triode Q11;

one end of the seventy-seventh resistor R77 is further connected to the load access detection circuit 20;

the other end of the seventy-seventh resistor R77 is grounded;

one end of the forty-second resistor R42 is connected with the base of the seventh triode Q7;

the other end of the forty-second resistor R42 is connected with the microprocessor 93;

one end of a forty-fourth resistor R44 is connected with the base of a seventh triode Q7;

the other end of the forty-fourth resistor R44 is connected with an emitter of a seventh triode Q7;

the emitter of the seventh transistor Q7 is grounded.

In this embodiment, when the first relay K1 is engaged, the positive electrode of the battery 11 is connected to the positive output electrode of the wire clamp 200 through the relay, and the positive output electrode and the negative output electrode of the wire clamp 200 are correctly connected to the automobile battery 11, so as to strike a fire.

Referring to fig. 21, fig. 21 is a schematic diagram showing a circuit structure of another vehicle starting circuit, which is also called a starting control module. Wherein, the vehicle starting circuit comprises a first relay K1, a second relay K2, a fourth triode Q4, a seventh triode Q7, a twelfth resistor R12, a sixteenth resistor R16, a nineteenth resistor R19, a forty-second resistor R42, a forty-fourth resistor R44, a sixth diode D6 and a twenty-ninth diode D29, wherein,

the electromagnet of the first relay K1 is coupled to a sixth diode D6;

the emitter of the fourth triode Q4 is grounded;

one end of a sixteenth resistor R16 is connected with the base of the fourth triode Q4;

the other end of the sixteenth resistor R16 is connected to the microprocessor 93;

the armature of the second relay K2 is coupled with the armature of the first relay K1;

the electromagnet of the second relay K2 is coupled to a twenty-ninth diode D29;

the collector of the seventh triode Q7 is connected with the input end of the twenty-ninth diode D29;

the emitter of the seventh transistor Q7 is grounded.

In this embodiment, when the first relay K1 or the second relay K2 is engaged, the positive electrode of the battery 11 is connected to the positive output electrode of the wire clamp 200 through the relay, and the positive output electrode and the negative output electrode of the wire clamp 200 are correctly connected to the automobile battery 11, so that ignition can be performed.

Referring to fig. 22, fig. 22 is a schematic circuit diagram of a load access detection circuit 20, and the load access detection circuit 20 is also called a load access detection module. The load access detection circuit 20 includes a first access operational amplifier IC5A, a fourth access operational amplifier IC5D, a twenty-first diode D21, a twenty-second diode D22, a fifty-eighth resistor R58, a sixty-second resistor R62, a sixty-fifth resistor R65, a sixty-seventh resistor R67, a sixty-ninth resistor R69, a seventy-first resistor R71, an eighth triode Q8, and a ninth triode Q9, wherein,

the positive input end of the first access operational amplifier IC5A is connected to the reverse short circuit detection circuit 40;

the negative input end of the first access operational amplifier IC5A is connected with the reverse short circuit detection circuit 40 and the load voltage detection circuit 50 through the coupling circuit;

the negative input terminal of the fourth access operational amplifier IC5D is connected to the short-circuit detection circuit 40;

the positive input end of the fourth access operational amplifier IC5D is connected to the short-circuit detection circuit 40 and the load voltage detection circuit 50 through the coupling circuit;

the output end of the twenty-first diode D21 is connected with the output end of the fourth access operational amplifier IC 5D;

the output end of the twenty-second diode D22 is connected with the output end of the first access operational amplifier IC 5A;

the input end of the twenty-first diode D21 is connected to the microprocessor 93;

the input of the twenty-second diode D22 is connected to the microprocessor 93;

one end of a fifty-eighth resistor R58 is connected to the microprocessor 93;

the other end of the fifty-eighth resistor R58 is connected with one end of the sixty-second resistor R62;

the other end of the sixty-second resistor R62 is connected with a vehicle starting circuit;

one end of the sixty-five resistor R65 is connected to the microprocessor 93;

the other end of the sixty-five resistor R65 is connected with the base of an eighth triode Q8;

one end of a sixty-seventh resistor R67 is connected with the base of an eighth triode Q8;

the other end of the sixty-seventh resistor R67 is connected with the emitter of the eighth triode Q8;

the emitter of the eighth triode Q8 is grounded;

the collector of the eighth triode Q8 is connected with the other end of the sixty-second resistor R62;

the collector of the ninth triode Q9 is connected with the other end of the sixty-second resistor R62;

the emitter of the ninth triode Q9 is grounded;

one end of the seventy-first resistor R71 is connected with the base of the ninth triode Q9;

the other end of the seventy-first resistor R71 is grounded;

one end of a sixty-ninth resistor R69 is connected with the base of a ninth triode Q9; (ii) a

The other end of the sixty-ninth resistor R69 is connected to the microprocessor 93.

Referring to fig. 23, fig. 23 is a schematic circuit diagram of another load access detection circuit 20, and the load access detection circuit 20 is also called a load access detection module. Wherein, the load connection detection circuit 20 includes a thirty-first diode D31, a fifty-eighth resistor R58, a sixty-second resistor R62, a sixty-ninth resistor R69, a seventy-first resistor R71, an eighty-tenth resistor R80, a third zener diode ZD3, an eighth photo-coupler IC8, an eighth triode Q8 and a ninth triode Q9,

the input end of the thirty-first diode D31 is connected with the microprocessor 93;

the output end of the thirty-first diode D31 is connected with one end of the eighty resistor R80;

the other end of the eighty resistor R80 is connected with an eighth photoelectric coupler IC 8;

the other end of the eighty-th resistor R80 is connected to the output end of the third zener diode ZD 3;

the third zener diode ZD3 is coupled to the eighth photocoupler IC 8;

the input terminal of the third zener diode ZD3 is grounded;

one end of the fifty-eighth resistor R58 is connected to the reverse short detection circuit 40;

the other end of the fifty-eighth resistor R58 is connected with one end of a sixty-second resistor R62;

one end of the sixty-fifth resistor R65 is connected to the reverse short detection circuit 40;

the emitter of the eighth triode Q8 is grounded;

a collector of the ninth triode Q9 is connected with the other end of the sixty-second resistor R62;

the emitter of the ninth triode Q9 is grounded;

the other end of the seventy-first resistor R71 is grounded;

The other end of the sixty-nine resistor R69 is connected to a microprocessor 93.

Referring to fig. 24, fig. 24 is a schematic circuit diagram of a reverse short detection circuit 40, and the reverse short detection circuit 40 is also called a reverse short detection module. Wherein, the reverse short circuit detection circuit 40 includes a seventh photo coupler IC7, a fifty-second point resistor R52, a seventy-ninth resistor R79, a twenty-first diode D21 and a nineteenth diode D19, wherein,

one end of the seventy-ninth resistor R79 is grounded;

the other end of the seventy-ninth resistor R79 is connected with the output end of the twenty-first diode D21;

the input end of the twenty-first diode D21 is grounded;

the seventh photoelectric coupler IC7 is coupled with the twenty-first diode D21;

one end of the fifty-second resistor R52 is connected to the microprocessor 93;

the other end of the fifty-second resistor R52 is connected with a seventh photoelectric coupler IC 7;

the input end of the nineteenth resistor R19 is connected with a seventh photoelectric coupler IC 7;

the input end of the nineteenth resistor R19 is connected to the load access detection circuit 20;

the output of the nineteenth resistor R19 is connected to a microprocessor 93.

Referring to fig. 25, fig. 25 is a schematic diagram illustrating a circuit structure of a load voltage detection circuit 50, wherein the load voltage detection circuit 50 is also called a voltage detection module of a car battery 1111. Wherein, the load voltage detecting circuit 50 includes a twenty-seventh resistor R27, a fifty-first resistor R51, a fifty-fifth resistor R55, a fifty-ninth resistor R59, a sixty-fourth resistor R60, a sixty-sixth resistor R66, a sixty-eighth resistor R68, a seventy resistor R70, a twelfth capacitor C12, a twenty-third diode D23, a twenty-sixth diode D26, a twenty-seventh diode D27, a twenty-eighth diode D28, a thirteenth diode Q10 and a load detecting operational amplifier IC1B, wherein,

one end of a fifty-ninth resistor R59 is connected to the battery circuit 10;

the other end of the fifty-ninth resistor R59 is connected to the positive input of the load-sensing operational amplifier IC 1B;

the output end of the twenty-sixth diode D26 is connected to the positive input end of the load-sensing operational amplifier IC 1B;

the input end of the twenty-sixth diode D26 is grounded;

one end of a sixty-sixth resistor R66 is grounded;

the other end of the sixty-sixth resistor R66 is connected to the positive input terminal of the load-sensing operational amplifier IC 1B;

one end of the fifty-first resistor R51 is connected to the microprocessor 93;

the other end of the fifty-first resistor R51 is connected to the negative input terminal of the load-sensing operational amplifier IC 1B;

one end of a fifty-fifth resistor R55 is grounded;

the other end of the fifty-fifth resistor R55 is connected to the negative input terminal of the load-sensing operational amplifier IC 1B;

one end of the sixteenth resistor R60 is connected to the positive input end of the load-sensing operational amplifier IC 1B;

the other end of the sixteenth resistor R60 is connected with the output end of the load detection operational amplifier IC 1B;

the output end of the load detection operational amplifier IC1B is connected with the microprocessor 93;

an input end of the twenty-third diode D23 is connected to an output end of the load-sensing operational amplifier IC 1B;

an output terminal of the twenty-third diode D23 is connected to one terminal of a sixty-eight resistor R68;

the other end of the sixty-eight resistor R68 is connected with the collector of a thirteenth pole tube Q10;

the input terminal of the twenty-eighth diode D28 is connected to the collector of the thirteenth diode Q10;

the output of the twenty-eighth diode D28 is connected to the microprocessor 93;

one end of a twelfth capacitor C12 is connected with the base of a thirteenth polar tube Q10;

the other end of the twelfth capacitor C12 is connected to the emitter of the thirteenth diode Q10;

the other end of the twelfth capacitor C12 is also grounded;

one end of the seventy resistor R70 is connected with the base of the thirteenth polar tube Q10;

the other end of the seventy resistor R70 is connected with a vehicle starting circuit;

the input end of the twenty-seventh diode D27 is connected with the base of the thirteenth diode Q10;

the output of the twenty-seventh diode D27 is connected to the vehicle starting circuit.

Referring to fig. 26, fig. 26 is a schematic diagram showing a combined circuit structure of the load access detection circuit 20, the reverse short detection circuit 40 and the load voltage detection circuit 50. It should be understood that fig. 26 does not show the combined schematic diagrams of fig. 23, 24 and 25, but a single complete circuit structure that can be implemented. Therefore, the effect achieved by either structure is the same.

Referring to fig. 27, fig. 27 is a schematic diagram of a microprocessor 93. The microprocessor 93 is also called a processor module. The connection relationship between the microprocessor 93 and other circuits can be known with reference to the respective pins shown in fig. 9.

In this embodiment, the portable standby power device 100 further includes a reverse charge detection circuit 60 and an over current detection circuit 70, wherein,

the reverse charge detection circuit 60 is coupled to the load access detection circuit 20 and the microprocessor 93, and is configured to detect whether the voltage of the vehicle load is higher than the output voltage of the battery circuit 10, and control the vehicle start circuit to prohibit the vehicle start current from being output when the voltage of the vehicle load is higher than the output voltage of the battery circuit 10;

the over-current detection circuit 70 is coupled to the vehicle starting circuit and the microprocessor 93, and is configured to detect whether a vehicle starting current output by the vehicle starting circuit is greater than a preset current threshold, and control the vehicle starting circuit to prohibit the vehicle starting current from being output when the vehicle starting current output by the vehicle starting circuit is greater than the preset current threshold.

Referring to fig. 28, fig. 28 is a schematic circuit diagram of a reverse charge detection circuit 60, and the reverse charge detection circuit 60 is also called a reverse charge detection module.

Referring to fig. 29, fig. 29 shows a schematic circuit structure diagram of an over current detection circuit 70, and the over current detection circuit 70 is also called an over current detection module.

In this embodiment, the battery circuit 10 includes a battery 11, a voltage regulating circuit 12 and a battery voltage detecting circuit 13, wherein,

Referring to fig. 30, fig. 30 is a schematic diagram illustrating a circuit structure of a battery voltage detection circuit 13, and the battery voltage detection circuit 13 is also called a battery 11 voltage detection module. Wherein, the battery voltage detecting circuit 13 comprises a first detecting operational amplifier IC3A, a second detecting operational amplifier IC3B, an eighth diode D8, an eleventh diode D11, a fifteenth diode D15, a seventeenth diode D17, an eighteenth diode D18, a twenty-fifth resistor R25, a twenty-sixth resistor R26, a twenty-seventh resistor R27, a thirty-eleventh resistor R31, a thirty-seventh resistor R37, a thirty-eighth resistor R38, a thirty-ninth resistor R39, a forty-first resistor R41, a forty-ninth resistor R49 and a fifty-third resistor R53, wherein,

one end of a fifty-third resistor R53 is grounded;

the other end of the fifty-third resistor R53 is connected to the negative input terminal of the second sense operational amplifier IC 3B;

one end of the forty-ninth resistor R49 is connected to the negative input terminal of the second sense operational amplifier IC 3B;

the other end of the forty-ninth resistor R49 is connected with the microprocessor 93;

one end of the forty-first resistor R41 is connected to the positive input end of the second sense operational amplifier IC 3B;

the other end of the forty-first resistor R41 is connected with the output end of the seventeenth diode D17;

the input end of the seventeenth diode D17 is connected to the output end of the second detection operational amplifier IC 3B;

the input end of the eighteenth diode D18 is connected to the output end of the second detecting operational amplifier IC 3B;

the output end of the eighteenth diode D18 is connected with the microprocessor 93;

one end of the thirty-first resistor R31 is connected to the positive input end of the second sense operational amplifier IC 3B;

the other end of the thirty-first resistor R31 is connected with one end of a twenty-sixth resistor R26;

the other end of the twenty-sixth resistor R26 is connected to the negative input terminal of the first sense operational amplifier IC 3A;

one end of the thirty-ninth resistor R39 is connected to the positive input terminal of the second operational amplifier IC 3B;

the other end of the thirty-ninth resistor R39 is connected with one end of a thirty-seventh resistor;

the other end of the thirty-ninth resistor R39 is also grounded;

the other end of the thirty-seventh resistor R37 is connected with the negative input end of the first sense operational amplifier IC 3A;

one end of the thirty-eighth resistor R38 is grounded;

the other end of the thirty-eighth resistor R38 is connected to the positive input terminal of the first operational amplifier IC 3A;

one end of the twenty-fifth resistor R25 is connected to the microprocessor 93;

the other end of the twenty-fifth resistor R25 is connected to the positive input of the first operational amplifier IC 3A;

the output end of the eighth diode D8 is connected with a vehicle starting circuit;

an input terminal of the eighth diode D8 is connected to the positive input terminal of the first operational amplifier IC 3A;

one end of the twenty-seventh resistor R27 is connected to the positive input end of the first operational amplifier IC 3A;

the other end of the twenty-fifth resistor R25 is connected with the output end of the eleventh diode D11;

an input end of the eleventh diode D11 is connected to an output end of the first detecting operational amplifier IC 3A;

an input end of the fifteenth diode D15 is connected to an output end of the first operational amplifier IC 3A;

the output of the fifteenth diode D15 is connected to the microprocessor 93.

It should be understood that the various circuits described in this embodiment under the control of the microprocessor 93 may be adaptively replaced to circuits that are not under the control of the microprocessor 93. It is understood that any one of the specific circuit structures mentioned above may be adopted in the circuits with the same function in different embodiments, and the combination thereof will not be described in detail in this embodiment.

In this embodiment, the portable standby starting device 100 of the vehicle further includes a starting control power source, the starting control power source is electrically connected to the vehicle starting circuit 30 and the load access detection circuit 20 respectively, and the starting control power source is used for supplying power to the vehicle starting circuit 30 or controlling the battery circuit 10 to supply power to the vehicle starting circuit 30; specifically, the start control power supply may control the start and the stop of the vehicle start circuit 30 according to the driving signal and/or the control signal; the vehicle starting circuit 30 is turned on when it is started and turned off when it is turned off.

In this embodiment, the start control power supply is provided with a start control power supply input terminal and a start control power supply control switch, and the start control power supply control switch is electrically connected between the start control power supply input terminal and the vehicle starting circuit 30; wherein the start control power control switch turns on or off the electrical connection between the start control power input and the vehicle starting circuit 30 based on the driving signal and/or the control signal.

In the present embodiment, when the vehicle starting circuit 30 is in the off state based on the control signal, it cannot be turned on based on the drive signal.

In the present embodiment, the vehicle starting circuit 30 includes:

a first switching device electrically connected between the battery circuit 10 and the load;

and the switch driving device is electrically connected with the first switch device and used for switching on or switching off the first switch device based on the driving signal and the control signal.

In the present embodiment, the switch driving device is specifically configured to control the vehicle starting circuit 30 to be unable to be turned on based on the driving signal when the driving signal and the control signal are in the off state.

In this embodiment, the portable backup starting device 100 further includes an enable control circuit electrically connected to the load access detection circuit 20 and the vehicle starting circuit 30 for turning on or off the vehicle starting circuit 30 according to the driving signal and the control signal.

In the present embodiment, the vehicle starting circuit 30 includes:

a second switching device electrically connected between the battery circuit 10 and the load;

and the switch driving device is electrically connected with the second switch device and the enabling control circuit and is used for switching on or switching off the second switch device based on the driving signal and the control signal.

In the present embodiment, the switch driving device includes:

the third switching device is electrically connected in series in a circuit loop of the second switching device and is used for controlling the on-off state of the circuit loop; wherein the third switching device is capable of receiving power supply when the circuit loop is in the conducting state and enters the conducting state.

In this embodiment, the switch driving device may turn on or off the third switching device by a driving signal received by a driving signal input terminal provided thereon.

In this embodiment, the switch driving means may turn on or off the third switching means by an enable control signal received by an enable control signal input terminal provided thereon.

In this embodiment, the third switching device cannot be turned on based on the driving signal when being in an off state based on the enable control signal.

In this embodiment, the enable control circuit is provided with an enable control signal output end and an enable control switch; the enabling control signal output end is electrically connected with the switch driving module, and the enabling control switch is electrically connected between the enabling control signal output end and the grounding end.

In the embodiment, the load access detection circuit 20 is electrically connected to the control terminal of the enable control switch, and sends a control signal to the control terminal of the enable control switch to turn on or off the enable control switch.

In this embodiment, the portable standby starting device 100 further includes a driving signal transmission circuit electrically connected to the vehicle starting circuit and the microprocessor for transmitting the driving signal to the vehicle starting circuit, and the load access detection circuit 20 is electrically connected to the driving signal circuit for transmitting the control signal to the driving signal circuit for controlling the transmission of the driving signal by the driving signal transmission circuit.

In this embodiment, the drive signal transmission circuit is provided with:

a first input terminal electrically connected to the microprocessor 93 for receiving a driving signal,

a second input terminal electrically connected to the load access detection circuit 20 for receiving a control signal,

and an output terminal electrically connected to the vehicle starting circuit 30.

In this embodiment, the driving signal transmission circuit includes a logic and gate, and the logic and gate performs a logic and operation on the driving signal and the control signal, where the control signal for suspending transmission of the driving signal is a low level signal.

In the present embodiment, the vehicle starting circuit 30 includes:

a fourth switching device electrically connected between the power connection terminal and the load connection terminal,

and the switch driving circuit is electrically connected between the fourth switching device and the driving signal transmission circuit, the switch driving circuit is used for switching on or switching off the fourth switching device, and the driving signal transmission circuit is used for transmitting a driving signal to the switch driving circuit so as to switch on or switch off the fourth switching device.

In this embodiment, the portable backup starting device 100 further includes a driving power circuit electrically connected to the vehicle starting circuit 30 for supplying power to the vehicle starting circuit 30 or controlling the battery circuit to supply power to the vehicle starting circuit, and the starting electric control circuit 30 can be turned on or off based on the driving signal and the control signal when powered on.

In this embodiment, the regulated power supply is configured to receive an input voltage of the battery circuit 10 and output a regulated voltage to the microprocessor 93.

In this embodiment, the regulated power supply can be based on control signal and can be switched on or off the power supply to microprocessor, and during the outage, microprocessor can't output drive signal.

In this embodiment, the regulated power supply is provided with:

the power supply input end is electrically connected with the battery circuit connecting end;

a power supply output terminal;

the voltage-stabilized power supply generating circuit is electrically connected between the power supply input end and the power supply output end and used for converting input voltage and outputting stabilized voltage at the power supply output end.

And the voltage stabilizing control switch is electrically connected between the power supply output end and the microprocessor 93, and the control end of the voltage stabilizing control switch is electrically connected to the load access detection circuit 20.

In this embodiment, the regulated power supply is provided with:

a power supply output terminal;

the voltage-stabilizing power generation circuit is electrically connected between the power input end and the power output end and used for converting input voltage and outputting stable voltage at the power output end.

And the voltage stabilizing control switch is electrically connected between the power supply input end and the voltage stabilizing power generation circuit, and the control end of the voltage stabilizing control switch is electrically connected to the load access detection circuit 20.

In this embodiment, the portable standby power device 100 further includes a forced power circuit.

It can be seen that, the portable backup starting device 100 for a vehicle described in this embodiment can perform dual control on the vehicle starting circuit 30 according to the load access condition and the user operation, thereby implementing accurate control of vehicle starting; at the same time, the use of microprocessor 93 also enables overall control of the portable backup power device 100.

Example 3

Referring to fig. 31, fig. 31 is a schematic structural diagram of a backup starting tool of a vehicle according to an embodiment of the present application. As shown in fig. 31, the backup start tool includes a wire clamp 200 and the portable backup start device 100 described in the embodiments, wherein,

a clip 200 is coupled to portable backup start device 100 for connecting portable backup start device 100 to a vehicle load of a vehicle.

In this embodiment, the tool may connect portable backup starter device 100 to a vehicle load via clip 200 to enable portable backup starter device 100 to provide power to the vehicle load for ignition.

In this embodiment, the clamp 200 is a combination of a clamp and a wire, and when the clamp is connected to a vehicle load, the electrode of the vehicle load is transmitted to the other end of the wire (i.e., the portable backup start device) through the clamp-wire.

As an alternative embodiment, all of the circuitry in the portable backup power device 100 is disposed in a housing.

As an alternative embodiment, the housing is provided with a wire clip 200 connection port, and the wire clip 200 is connected with the portable standby starting device 100 through the wire clip 200 connection port.

As an alternative embodiment, the battery circuit of the portable backup power device 100 is disposed in a first housing, and the rest of the circuit is disposed in a second housing.

As an alternative embodiment, the second housing is provided with a wire clip 200 connection port, and the wire clip 200 is connected with the portable standby starting device 100 through the wire clip 200 connection port.

It can be seen that, in implementing the backup starting tool for a vehicle described in this embodiment, when the wire clamp in the backup starting tool is connected to a load of the vehicle, the portable backup starting device can detect whether the load is connected; and when the load is connected to the circuit through the wire clamp, the ignition operation is carried out on the vehicle in a time-saving and labor-saving manner.

In all the above embodiments, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, so that the description of these relative terms is not repeated herein.

It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.

In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A portable backup start device for a vehicle, the portable backup start device comprising a battery circuit, a load access detection circuit, and a vehicle start circuit, wherein,

2. The portable backup initiation device of claim 1, further comprising a microprocessor, wherein,

3. The portable backup start device of claim 2, wherein the load access detection circuit is configured to generate a start control signal when the detected vehicle load connection status is a connected status; or when the vehicle load connection state is the disconnection state, generating a start prohibition signal;

the vehicle starting circuit is specifically configured to control the vehicle starting circuit to output the vehicle starting current when the starting driving signal and the starting control signal are detected;

4. The portable standby startup device of claim 2 further comprising a reverse short detection circuit, wherein,

5. The portable backup start device of claim 2, further comprising a load voltage detection circuit, wherein,

6. The portable backup start device of claim 2, further comprising a recharge detection circuit, wherein,

7. The portable backup start device of claim 2, further comprising an over-current detection circuit, wherein,

8. The portable backup start device of claim 2, further comprising a regulated power supply, wherein,

the regulated power supply is coupled to the microprocessor for supplying power to the microprocessor.

9. A backup start tool for a vehicle, characterized in that the backup start tool comprises a wire clamp and a portable backup start device according to any of claims 1 to 8,

10. The backup start tool of claim 9, wherein all of the circuitry in the portable backup start device is disposed in a housing.

11. The backup starting tool of claim 10 wherein said housing is provided with a wire clamp connection port through which said wire clamp is connected to said portable backup starting device.

12. The backup start tool of claim 9, wherein said battery circuit in said portable backup start device is disposed in a first housing and the remaining circuitry is disposed in a second housing.

13. The backup starting tool of claim 12, wherein a wire clamp connection port is provided on said second housing, said wire clamp being connected to said portable backup starting device through said wire clamp connection port.