CN209126664U - A kind of Portable vehicle startup power supply - Google Patents
A kind of Portable vehicle startup power supply Download PDFInfo
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- CN209126664U CN209126664U CN201821927915.7U CN201821927915U CN209126664U CN 209126664 U CN209126664 U CN 209126664U CN 201821927915 U CN201821927915 U CN 201821927915U CN 209126664 U CN209126664 U CN 209126664U
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Abstract
The utility model provides a kind of Portable vehicle startup power supply, including shell, the power supply being set in the housing and the pcb board being electrically connected to a power source, pcb board is electrically connected with input port and delivery outlet respectively, and pcb board is equipped with: control module, for controlling the input and output of Portable vehicle startup power supply；Indicating module is connect with control module, detects the environmental information of Portable vehicle startup power supply and display；Indicating module includes: temperature display unit, shows the environment temperature of Portable vehicle startup power supply；Electricity display unit shows the remaining capacity of power supply；Connection status display unit shows the positive-negative connected state of input port and delivery outlet；External interface display unit shows the external interface connection status in Portable vehicle startup power supply.After adopting the above technical scheme, its portable characteristic can leggiero help user at any time and the storage battery of place assistant starting power shortage, it is given to a kind of new rescue mode.
Description
Technical field
The utility model relates to field of vehicle control more particularly to a kind of Portable vehicle startup power supplies.
Background technique
With the improvement of living standards, automobile has become the necessity in for people's lives.Driving is commonly encountered on the way due to vapour
The storage battery power shortage of vehicle leads to not start, and needs to borrow other power supplys or the storage battery assistant starting of other vehicles.
If needing to carry out assistant starting by means of other vehicles, the car owner for needing to be rescued vehicle waits other vehicles on road
Arrival, once locking into more remote region by vehicle is rescued, then needing to wait long can just be rescued, waste car owner not
Few time.
Therefore, it is necessary to one kind the vehicle of automobile storage battery power shortage can be helped to save oneself at any time Portable vehicle startup power supply,
It takes out, can power at the first time to storage battery, and can show Portable vehicle startup power supply when in use when vehicle accumulator power shortage
Free position helps user to understand service condition in time.
Utility model content
In order to overcome the above technical defects, the purpose of this utility model is to provide a kind of Portable vehicle startup power supply,
Its portable characteristic can leggiero help user at any time and the storage battery of place assistant starting power shortage, to be given to one kind
New rescue mode.
The utility model discloses a kind of Portable vehicle startup power supplies, including shell, the power supply being disposed in the housing
And the pcb board with the power electric connection, the pcb board are electrically connected with input port and delivery outlet respectively, are set on the pcb board
Have:
Control module, for controlling the input and output of the Portable vehicle startup power supply；
Indicating module is connect with the control module, is detected the environmental information of the Portable vehicle startup power supply and is shown
Show；
The indicating module includes:
Temperature display unit shows the environment temperature of the Portable vehicle startup power supply；
Electricity display unit shows the remaining capacity of the power supply；
Connection status display unit shows the positive-negative connected state of the input port and delivery outlet；
External interface display unit shows the external interface connection status in the Portable vehicle startup power supply.
Preferably, on the pcb board further include:
Detection module, the detection module include the detection circuit connecting with the control module, the detection circuit across
It connects between the input port and delivery outlet, when the input port just connects with delivery outlet and external power supply, the detection circuit is led
It is logical, when the input port and the reversal connection of delivery outlet and external power supply, the detection circuit shutdown；
Voltage detection module is electrically connected with input port and delivery outlet, when the input port and delivery outlet are connected to storage battery two
When end, the battery voltage of the storage battery is detected, when the battery voltage is greater than a voltage threshold, is disconnected and input port and output
The electrical connection of mouth.
Preferably, the pcb board further include: display module and alarm module, the display module and alarm module difference
It is electrically connected with the detection module；
When detection circuit conducting, the display module, which is shown, just connects information, and the alarm module issues alarm letter
Number, known with issuing positive connect；
When detection circuit shutdown, the display module display reversal connection information, the alarm module issues alarm signal
Number, to issue reversal connection notice.
Preferably, when the input port and delivery outlet short circuit, the display module shows short circuit information, the alarm mould
Block issues short-circuit signal, to issue short circuit notice.
Preferably, the Portable vehicle startup power supply further includes USB module, and the USB module is connect with the power supply；
The USB module includes charging circuit and USB interface, and the charging circuit and the power supply and indicating module connect
It connects, when the USB interface is connect with a charging equipment, the control module detects the remaining capacity of the power supply, and sends
It is shown to the indicating module.
Preferably, the Portable vehicle startup power supply further includes lighting module and operation module, the lighting module peace
It is connect in the shell and with the power supply, the operation module is exposed to the outside of the shell；
The operational order that the operation module transmits and receives to the control module, the control module controls the photograph
Bright module illumination.
Preferably, the Portable vehicle startup power supply further includes induction module, detects the Portable vehicle starting electricity
The environment temperature in source；
When the environment temperature is higher than a temperature upper limit, or is lower than a lowest temperature, the induction module and the control
The connection of molding block controls the indicating module by the control module and issues temperature notice, and described in control module cutting
The input and output of Portable vehicle startup power supply.
Preferably, the detection module includes:
First diode, it is positive to be connect with the delivery outlet；
Phototriode, base stage receive the current signal of a photodiode and connect with the cathode of the first diode
It connects, collector is connect with the power supply, emitter ground connection；
The photodiode is by first diode control conducting and shutdown.
Preferably, the voltage detection module includes:
Voltage input end is connect with the power supply and external storage battery；
Detection resistance is connect with the voltage input end；
RC circuit, one end are connect with the control module, other end ground connection.
Preferably, cell voltage selftest module is additionally provided on the pcb board, the cell voltage selftest module includes:
First self-test resistance, connect with the power supply；
Second self-test resistance, one end are connect with the first self-test resistance, other end ground connection；
One end of self-test capacitor, the self-test capacitor is connect with the power supply and the second self-test resistance, other end ground connection.
After above-mentioned technical proposal, compared with prior art, have the advantages that
1. intelligently informing that the current storage battery of user connects correctness by the connection of detection battery and polarity；
2. Portable vehicle startup power supply has the function of anti-reverse charging, prevent vehicle motor from damaging to startup power supply；
3. having multiple instruction information in Portable vehicle startup power supply, user can be helped to understand vehicle whenever and wherever possible and open
The state of dynamic power supply itself.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for meeting Portable vehicle startup power supply in one preferred embodiment of the utility model；
Fig. 2 is to meet control module and each pin schematic diagram in one preferred embodiment of the utility model；
Fig. 3 is the electrical block diagram for meeting detection module in one preferred embodiment of the utility model；
Fig. 4 is the electrical block diagram for meeting voltage detection module in one preferred embodiment of the utility model；
Fig. 5 is the electrical block diagram for meeting switching circuit in one preferred embodiment of the utility model；
Fig. 6 is the electrical block diagram for meeting temperature sensing circuit in one preferred embodiment of the utility model；
Fig. 7 is to meet in one preferred embodiment of the utility model USB module to the charging circuit configuration schematic diagram of power supply；
Fig. 8 is to meet the electrical block diagram that USB module is externally discharged in one preferred embodiment of the utility model；
Fig. 9 is the electrical block diagram for meeting cell voltage selftest module in one preferred embodiment of the utility model.
Specific embodiment
The advantages of the utility model is further described below in conjunction with attached drawing and specific embodiment.
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
It is only to be not intended to be limiting the disclosure merely for for the purpose of describing particular embodiments in the term that the disclosure uses.
The "an" of the singular used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the disclosure
A little information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example, not departing from
In the case where disclosure range, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination ".
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the company being also possible to inside two elements
It is logical, it can be directly connected, can also indirectly connected through an intermediary, for the ordinary skill in the art, it can
To understand the concrete meaning of above-mentioned term as the case may be.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to the explanation of the utility model, itself there is no specific meanings.Therefore, " module " and " component " can be mixedly
It uses.
Refering to fig. 1, the structural schematic diagram to meet Portable vehicle startup power supply in one preferred embodiment of the utility model.
In this embodiment, Portable vehicle startup power supply includes shell, power supply and pcb board, and shell is to form Portable vehicle starting
The exterior contour component of power supply, can be made of plastics, and be covered with anti-slip material.Power supply and pcb board are arranged in shell, and
Pcb board is electrically connected to a power source, from component power supply of the power supply on pcb board.On pcb board, be also additionally provided with input port and
Delivery outlet, for being electrically connected with exterior vehicle storage battery.It is understood that input port and delivery outlet on pcb board, can refer to
Storage battery connection, and form the path interface powered to storage battery or path itself, it is not limited to terminals.To realize that vehicle is portable
The multiple functions of formula startup power supply, are respectively equipped on pcb board:
Control module
Control module is the device for controlling the input and output of entire Portable vehicle startup power supply, can be MCU, and transfer to
Multiple pins, referring to Fig.2, each pin on MCU is respectively connected to the different electronic devices on pcb board, with to each electronic device
Send different control signals.
Indicating module
In Portable vehicle startup power supply, it is additionally provided with to every environmental index, the instruction function of use state index
Indicating module.Indicating module can the environmental information to Portable vehicle startup power supply detect to showing.For example, refering to figure
6, on pcb board, equipped with temperature sensing circuit, the detection for the ambient temperature of Portable vehicle startup power supply, and
Compared with preset temperature lower limit (such as -30 DEG C) and the preset temperature upper limit (65 DEG C), when ambient temperature is lower than under preset temperature
When limiting, or being higher than the preset temperature upper limit, coherent signal will be sent to control module, on the one hand control module cuts off vehicle portable
On the other hand the output of formula startup power supply and external storage battery sends indication signal to indicating module, is provided accordingly by indicating module
High temperature or low temperature symbol, inform user's Portable vehicle startup power supply the reason of stopping working.
In addition to environmental information, indicating module may also display otherwise content.For example, being correctly connected to electricity in cable clip
When on bottle, indicating module can show that just connecing symbol or automobile allows to start symbol, informs user at present using Portable vehicle
Startup power supply normally starts automobile.When cable clip is not connected on storage battery correctly, indicating module can show reversal connection symbol or vapour
Vehicle No starting symbol.
Therefore, to realize content shown above, indicating module can be integrated with a display screen, on a display screen, respectively
Equipped with the temperature display unit for showing the environment temperature of Portable vehicle startup power supply, temperature display unit can pass through
" flame " symbol shows that high temperature, " snowflake " symbol show low temperature；It, can for showing the display unit of the remaining capacity electricity of power supply
Shown by the flashing lattice digital display of number display or " battery symbol "；For showing the company of the positive-negative connected state of input port and delivery outlet
Status display unit is connect, such as can just connect by green " lightning symbol " expression, red " lightning symbol " indicates reversal connection；For showing
The external interface display unit of external interface connection status in Portable vehicle startup power supply, such as common " USB interface " accord with
Number bright secretly respectively indicate whether connect with external USB mouth.
Through the above configuration, can the electric energy of Portable vehicle startup power supply is related, using it is correct it is related, whether can be used
The information whole centralized displayings such as environment is related, whether connects external equipment facilitate user using Portable vehicle startup power supply
When understand its state whenever and wherever possible.
In one preferred embodiment, it is additionally provided on pcb board:
Detection module
When user uses Portable vehicle startup power supply, and is connect by cable with vehicle accumulator, if the electricity folder of cable
Polarity is not connected correctly on storage battery, that is, anode electricity is occurred and be clipped in the cathode of storage battery, negative electricity is being clipped in storage battery just
It when positive, should stop connecting in time, and adjust the sandwiched mode of electricity folder.Therefore, detection module is just as detection storage battery connection
It is whether correct, and remind the unit of informing in time and use.Specifically, detection module includes the detection electricity connecting with control module
Road, detection circuit are connected across between input port and delivery outlet, and when input port just connects with delivery outlet and external power supply, detection circuit is led
It is logical, when input port and the reversal connection of delivery outlet and external power supply, detection circuit shutdown.That is, detection module is only in input port
With the spoken external power supply of output, when just connecing such as power shortage storage battery, charging circuit can just be connected, if polarity is reversed, by charge closing electricity
Road.
Refering to Fig. 3, in a preferred embodiment, detection module includes first diode D5, and first diode D5 is just
Pole is connect with delivery outlet OUT-；Phototriode, the base stage of phototriode receive the current signal of a photodiode, the electricity
Flow signal whether sending is determined by first diode D5, therefore, anode and the cathode of first diode D5 of photodiode
Connection, the collector of phototriode connect to power supply, and emitter can be grounded by a resistance R36, and the PA7 pin with MCU
Connection.Meanwhile the cathode of photodiode can be connect by a resistance R37 with input port, i.e., connect with automobile storage battery CAR-B.
When the cable clip that input port and delivery outlet are connected just is connecing at automobile storage battery both ends, first diode D5 and photodiode are led
Logical, phototriode is also switched on, and emitter sends Continuity signal to MCU by PA7 pin；Conversely, working as input port and delivery outlet
The cable clip that is connected is reversely connected at automobile storage battery both ends, first diode D5 and photodiode shutdown so that input port with
It is no longer turned between delivery outlet, is equivalent to the connection for having cut off the positive and negative interpolar of automobile storage battery.Meanwhile it by phototriode and controlling
Module connection, so that control module can understand the connection of automobile storage battery at any time, to make accordingly to other electronic devices
Adjustment.
Whether the cable clip to remind user currently to connect with storage battery correctly connects, on pcb board, can be equipped with warning
Unit informs the different state of user by different warning colors.Specifically, alarm unit is connect with control module, and is wrapped
It has included the first color (such as green) warning circuit and the second color (as red) warning circuit, control module is received according to its pin
The signal of the on or off state of the detection module arrived is sent out to the first color alerts circuit or the second color alerts circuit respectively
Current drive signal is sent, to activate the first color alerts circuit or the second color alerts circuit.For example, when detection module is connected
When, the first color alerts circuit is activated, with the state just connect to user's informing cable clip, and when detection module shutdown, the
Second colors warning circuit is activated, to inform the state of cable clip reversal connection to user.First color alerts circuit and the second color
The warning lamp of warning circuit can be LED light, and be shown outward by the display position on shell.
Further to remind user, on pcb board, it is also provided with Buzzing module, Buzzing module is connect with control module,
Control module is reversely connected in addition to sending current drive signal to the first color alerts circuit or the second color alerts circuit in cable clip
When on storage battery, i.e., when input port and delivery outlet are reversely connected, current drive signal will be also sent to Buzzing module, activates buzzing mould
Block makes a sound signal by the buzzer on Buzzing module and informs user.
It is understood that Buzzing module can also notify user just to connect shape when cable clip just connects by beeping
State.Specifically, be preset with a timer in control module, timer determine cable clip be currently positive connect state when, by controlling
Module is based on the sound that timer control Buzzing module issues certain time length (such as 3 seconds), informs use by different buzzing modes
The different connection status in family.
Voltage detection module
Voltage detection module is the external power supply of detection with Portable vehicle startup power supply, such as the mould of the voltage of automobile storage battery
Block.When being charged due to the automobile storage battery by Portable vehicle startup power supply, voltage will be gradually increased, when overtension, will go out
The case where existing storage battery reversely charging Portable vehicle power supply.Therefore, to prevent this occurrence of, pcb board are equipped with the voltage detecting
Module is electrically connected with input port and delivery outlet, and when input port and delivery outlet are connected to storage battery both ends, detects the electricity of storage battery
Bottle voltage, while a voltage threshold is preset in voltage detection module or control module, by voltage detection module or control module
Battery voltage is compared with voltage threshold, when battery voltage is greater than the voltage threshold, cuts off input port and delivery outlet
The connection of Portable vehicle startup power supply and storage battery is also cut off, prevents storage battery to Portable vehicle startup power supply by electrical connection
Reverse charging.
It is the electrical block diagram of voltage detection module in a preferred embodiment refering to Fig. 4.In this embodiment, electric
Pressing detection module includes voltage input end, which connect with power supply and external storage battery, when connecting to power supply, can be passed through
The connection of one resistance R34；Detection resistance R38, one end are connect with resistance R34 and voltage input end；RC circuit, including capacitor C31
And resistance R44, the two is attempted by control module, between the CAR-V pin and ground terminal of MCU.In the embodiment, voltage threshold can be with
It is 13V, by the setting of voltage detection module, the inside of Portable vehicle startup power supply disconnects automatically when battery voltage is excessively high
With the connection of automobile storage battery, damage of the automobile current generator to Portable vehicle startup power supply is prevented.
On the basis of the above embodiments, refering to Fig. 5, voltage detection module further includes switching circuit, and switching circuit includes
Mirror image relay circuit is made of the element circuit of two-way designed in mirror image, including the second diode D9, the second diode D9's
Cathode connects to power supply, and anode is connect with a relay；It further include metal-oxide-semiconductor, the drain electrode of metal-oxide-semiconductor and the anode of the second diode D9
Connection, while also being connect with relay, source electrode ground connection, the FIRE_EN pin of grid and MCU connect, meanwhile, ground terminal and grid
Between can also and be connected to resistance R33；It further include relay, one end of relay is connect with the anode of the second diode D9, the other end
Control module is attempted by with a switch or is attempted by external automobile storage battery by control module.Voltage detection module is to automobile electricity
After the voltage of bottle is detected, the relationship of the voltage of automobile storage battery and voltage threshold under current state is compared by control module, from
And corresponding control instruction is sent to switching circuit.When control instruction is shutdown instruction, control relay is opened into contact, with
The connection of cutting and automobile storage battery.
One preferably or in alternative embodiment, pcb board further include: display module and alarm module, display module and alarm
Module is electrically connected with detection module respectively；When detection circuit conducting, display module, which is shown, just connects information, and alarm module, which issues, accuses
Alert signal is known with issuing positive connect；When detection circuit shutdown, display module display reversal connection information, alarm module issues alarm
Signal, to issue reversal connection notice.It is understood that alarm module can be it is integrated with Buzzing module in above-described embodiment
Module design, display module equally can be and indicate module-integrated module design in above-described embodiment.
In view of just connecing in storage battery both ends, reversal connection in addition to storage battery both ends except cable, it is also possible to the anode electricity folder of cable and negative
Extremely electricity folder is connected directly, and leads to input port and delivery outlet short circuit.At this point, indicating module will show short circuit information, while alerting mould
Block issues short-circuit signal, such as buzzer warning, to remind user that need to eliminate short-circuit source, and correctly connects the cable on storage battery
Folder.The detection of the short-circuit conditions can be realized that display short circuit information, the sending for issuing short-circuit signal can pass through control by detection module
Module corresponds to realization according to the state of detection module.
It further include USB module in Portable vehicle startup power supply, USB module connects to power supply.Specifically, refering to Fig. 7
And Fig. 8, electrical block diagram when respectively externally being discharged using USB module power source charges and USB module.USB module
Including charging circuit and USB interface, after charging circuit is connect with power supply and indicating module, when power supply power shortage, can be directly connected to
External charging head charges to Portable vehicle startup power supply based on USB interface, and the residue electricity of power supply is shown on indicating module
Amount.Under above-mentioned state, Portable vehicle startup power supply stores electric energy as the side of being electrically charged, and can pass through circuit as shown in Figure 7
Design, based on fast charge agreement to power supply quick charge.And when USB interface is connected on automobile storage battery, the remaining capacity of power supply
Also it will be shown in indicating module.Under above-mentioned state, Portable vehicle startup power supply exports electric energy as charging side.Have above-mentioned
After USB module, which can not only be used for emergency starting power supply when vehicle accumulator power shortage, also can be used as intelligence
Charge power supply when energy terminal low battery, and when the electricity of Portable vehicle startup power supply is lower, it is charged by common USB
Head and USB charging cable can charge to Portable vehicle startup power supply, eliminate the electricity that user needs to configure plurality of specifications
Sub- product it is cumbersome.
In above-described embodiment, USB interface can be the port MicroUSB, and the indicating module display charging symbol in charging
Number, inform user's charged state.The interactive mode of remaining capacity, can be percentage figures, be also possible to instruction symbol format table
Show.When Portable vehicle startup power supply is as charging side, it can be equipped with trigger switch of the button as outside output electric energy, clicked
USB output is opened afterwards.In addition, the USB module also has output short circuit protection and overcurrent protection, prevent from starting Portable vehicle
The power supply of power supply damages.It can also be equipped with timer in USB module, extracted when outside is electrically charged equipment (such as intelligent terminal)
Start timing after USB interface cutting charging circuit, and output port is automatically closed after certain time (30 seconds), and enter suspend mode
State.It is understood that power supply under synchronization and can be deposited as the side of being electrically charged and charging, that is, it is external while charging
The electric discharge of portion's equipment.
For the power consumption for saving Portable vehicle startup power supply, control module inside can be equipped with low-power consumption mode, in low-power consumption
Under mode, Portable vehicle startup power supply will turn off output port when standby, into dormant state.If user needs
Know that the remaining capacity of Portable vehicle startup power supply, pressable button, indicating module will show remaining capacity, and in display one
Fixing time, (such as 30 seconds) are automatic afterwards to disappear.Meanwhile it can also be equipped with switching on and shutting down button, after long-pressing certain time length, vehicle will be closed just
Formula startup power supply is taken, to close all output functions.
In another preferred embodiment, Portable vehicle startup power supply further includes lighting module and operation module, illuminates mould
Block is mounted in shell and connects to power supply, for example, lighting module can be flashlight or LED light, it will after reception operational order
Illumination facilitates user to use Portable vehicle startup power supply under dark surrounds.Operation module is exposed to the outside of shell；Operation
For the operational order that module transmits and receives to control module, control module controls lighting module illumination.In addition to flashlight function, shine
Bright module is also possible to distress light, warning lamp etc., and is configured that single-click operation module lights flashlight to operation module, again
Distress light is lighted after clicking, warning lamp is clicked again and lights, and is clicked rear above-mentioned all lighting modules again and is closed.
To realize detection of the Portable vehicle startup power supply referred in above-described embodiment for ambient temperature, in
It further include having induction module, for detecting the environment temperature of portable startup power supply local environment.Induction module can be temperature
Sensor is partly or entirely arranged in inside or outside Portable vehicle startup power supply.When it detects that environment temperature is higher than
One temperature upper limit, or when being lower than a lowest temperature, the temperature sensor in induction module is connect with control module, by environment temperature
Information is sent to control module, after receiving ambient temperature information by control module, (packet compared with temperature threshold preset in it
Include maximum value and minimum value), when comparison result is that current environment temperature is greater than maximum value or less than minimum value, control instructions mould
Block issues temperature notice, and the input and output of control module cutting Portable vehicle startup power supply, protects in extreme temperatures certainly
Body.
Refering to Fig. 9, itself is not influenced by external high voltage and circuit impacts to protect, and battery electricity is additionally provided on pcb board
Selftest module is pressed, includes the first self-test resistance R51, the second self-test resistance R53 and self-test capacitor C39, the first self-test resistance R51
It connects to power supply, one end of the second self-test resistance R53 is connect with one end of the first self-test resistance R51, other end ground connection, first
At the electrical connection of self-test resistance R51 and the second self-test resistance R53, it is connected with self-test capacitor C39, and the junction is also connected with
The BAT_V pin of MCU, the other end ground connection of self-test capacitor C39.After configuration and the cell voltage selftest module, by battery
The detection of voltage itself, when battery electricity with to external power supply to the charging of Portable vehicle startup power supply and constantly under
Drop, when being lower than battery regular picture range, last lattice indicator of indicating module is glittering, and is then turned off the electric discharge of itself
The electricity of output port exports, and prevents battery over-discharge from damaging.
It should be noted that the embodiments of the present invention have preferable implementation, and not the utility model is appointed
The limitation of what form, any one skilled in the art change or are modified to possibly also with the technology contents of the disclosure above
Same effective embodiment, as long as without departing from the content of technical solutions of the utility model, according to the technical essence of the utility model pair
Any modification or equivalent variations and modification, are still within the scope of the technical solutions of the present invention made by above embodiments.
Claims (10)
1. a kind of Portable vehicle startup power supply, including shell, the power supply being disposed in the housing and with the power electric connection
Pcb board, the pcb board is electrically connected with input port and delivery outlet respectively, which is characterized in that the pcb board is equipped with:
Control module, for controlling the input and output of the Portable vehicle startup power supply；
Indicating module is connect with the control module, detects the environmental information of the Portable vehicle startup power supply and display；
The indicating module includes:
Temperature display unit shows the environment temperature of the Portable vehicle startup power supply；
Electricity display unit shows the remaining capacity of the power supply；
Connection status display unit shows the positive-negative connected state of the input port and delivery outlet；
External interface display unit shows the external interface connection status in the Portable vehicle startup power supply.
2. Portable vehicle startup power supply as described in claim 1, which is characterized in that
On the pcb board further include:
Detection module, the detection module include the detection circuit connecting with the control module, and the detection circuit is connected across
Between the input port and delivery outlet, when the input port just connects with delivery outlet and external power supply, the detection circuit conducting, when
When the input port and delivery outlet and external power supply are reversely connected, the detection circuit shutdown；
Voltage detection module is electrically connected with input port and delivery outlet, when the input port is connected to storage battery both ends with delivery outlet,
The battery voltage for detecting the storage battery disconnects and input port and delivery outlet when the battery voltage is greater than a voltage threshold
Electrical connection.
3. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The pcb board further include: display module and alarm module, the display module and alarm module respectively with the detection mould
Block electrical connection；
When detection circuit conducting, the display module, which is shown, just connects information, and the alarm module issues alarm signal, with
Positive connect is issued to know；
When detection circuit shutdown, the display module display reversal connection information, the alarm module issues alarm signal, with
Issue reversal connection notice.
4. Portable vehicle startup power supply as claimed in claim 3, which is characterized in that
When the input port and delivery outlet short circuit, the display module shows that short circuit information, the alarm module issue short circuit
Signal, to issue short circuit notice.
5. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The Portable vehicle startup power supply further includes USB module, and the USB module is connect with the power supply；
The USB module includes charging circuit and USB interface, and the charging circuit is connect with the power supply and indicating module, when
When the USB interface is connect with a charging equipment, the control module detects the remaining capacity of the power supply, and is sent to described
Indicating module is shown.
6. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The Portable vehicle startup power supply further includes lighting module and operation module, and the lighting module is mounted on the shell
Interior and connect with the power supply, the operation module is exposed to the outside of the shell；
The operational order that the operation module transmits and receives to the control module, the control module controls the illumination mould
Block illumination.
7. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The Portable vehicle startup power supply further includes induction module, detects the environment temperature of the Portable vehicle startup power supply
Degree；
When the environment temperature is higher than a temperature upper limit, or is lower than a lowest temperature, the induction module and the control mould
Block connection controls the indicating module by the control module and issues temperature notice, and the control module cuts off the vehicle
The input and output of portable startup power supply.
8. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The detection module includes:
First diode, it is positive to be connect with the delivery outlet；
Phototriode, base stage receive the current signal of a photodiode and connect with the cathode of the first diode, collect
Electrode is connect with the power supply, emitter ground connection；
The photodiode is by first diode control conducting and shutdown.
9. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
The voltage detection module includes:
Voltage input end is connect with the power supply and external storage battery；
Detection resistance is connect with the voltage input end；
RC circuit, one end are connect with the control module, other end ground connection.
10. Portable vehicle startup power supply as claimed in claim 2, which is characterized in that
Cell voltage selftest module is additionally provided on the pcb board, the cell voltage selftest module includes:
First self-test resistance, connect with the power supply；
Second self-test resistance, one end are connect with the first self-test resistance, other end ground connection；
One end of self-test capacitor, the self-test capacitor is connect with the power supply and the second self-test resistance, other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821927915.7U CN209126664U (en) | 2018-11-22 | 2018-11-22 | A kind of Portable vehicle startup power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821927915.7U CN209126664U (en) | 2018-11-22 | 2018-11-22 | A kind of Portable vehicle startup power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209126664U true CN209126664U (en) | 2019-07-19 |
Family
ID=67246221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821927915.7U Active CN209126664U (en) | 2018-11-22 | 2018-11-22 | A kind of Portable vehicle startup power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209126664U (en) |
-
2018
- 2018-11-22 CN CN201821927915.7U patent/CN209126664U/en active Active
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