CN107395803A - Soak protection system, device and method - Google Patents
Soak protection system, device and method Download PDFInfo
- Publication number
- CN107395803A CN107395803A CN201710616986.9A CN201710616986A CN107395803A CN 107395803 A CN107395803 A CN 107395803A CN 201710616986 A CN201710616986 A CN 201710616986A CN 107395803 A CN107395803 A CN 107395803A
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- China
- Prior art keywords
- sensing
- electronic installation
- immersion
- acceleration
- mainboard
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
- H02H5/083—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays responsive to the entry or leakage of a liquid into an electrical appliance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
Abstract
The application provides a kind of immersion protection system, device and method; by sensing whether electronic installation soaks; with when the electronic installation immersion is sensed; automatically cut off the supply line of the mainboard of the electronic installation; so as to avoiding the mainboard of the electronic installation from being damaged because of immersion short circuit, and immersion protection is provided for the electronic installation.
Description
Technical field
The application is related to the technical field of electronic installation, more particularly to a kind of leaching that immersion protection is provided for electronic installation
Water conservation system, device and method.
Background technology
Current personal electronic consumed product development is swift and violent, there is the intelligent hand of various advanced electronics technologies in particular with fusion
The function of machine it is more powerful, become essential a kind of electronic product in people's daily life, its popularize journey
Degree has almost reached human hand one the even level of two mobile phones.
It is well known, however, that what electronic product was most afraid of is exactly water, once when water dispenser is fallen into water, due to the battery of mobile phone
Still cell phone mainboard is powered, therefore, cell phone mainboard easily because of immersion and caused by Damage by Short Circuit.
In view of this, how protection, as this case technical task to be solved to be provided when electronic product occurs overboard.
The content of the invention
In view of the above the shortcomings that prior art, the purpose of the application is to provide a kind of immersion protection system, device
And method, for solving in the prior art, the problem of main plate short that electronic installation occurs because overboard is damaged.
In order to achieve the above objects and other related objects, the first aspect of the application, there is provided one kind immersion protection system, should
For in the electronic installation with mainboard, it is characterised in that the system includes：Power supply module, it is electrically connected with the electronics
The mainboard of device, for providing electric power for the mainboard；Immersion sensing module, for sensing whether the electronic installation soaks,
And when sensing the electronic installation immersion, export a sensing signal；And power failure protection module, it is electrically connected with the power supply
Module, the power failure protection module are used to, when receiving the sensing signal that the immersion sensing module is exported, cut off institute
State power supply of the power supply module to the mainboard.
In first aspect in some embodiments, the immersion sensing module also has oxygen content sensing unit, uses
The oxygen content being presently in the sensing electronic installation in environment, exports oxygen content sensing value according to this；And first letter
Number output unit, it is used to, when analyzing the oxygen content sensing value and being less than default oxygen content warning value, export the sensing
Signal, to make the power failure protection module cut off power supply of the power supply module to the mainboard.
In first aspect in some embodiments, the immersion sensing module also has acceleration of gravity collection single
Member, the acceleration of gravity current for sensing the electronic installation, corresponding acceleration of gravity sensing value is exported according to this；And the
Binary signal output unit, it is used to persistently receive the acceleration of gravity sensing exported described in the acceleration of gravity collecting unit
Value, and the difference between the continuous two acceleration of gravity sensing values received is calculated, and be more than when analyzing the difference
Preset difference value, and when the acceleration of gravity sensing value that subsequently exports of the acceleration of gravity collecting unit is more than zero, described in output
Sensing signal, to make the power failure protection module cut off power supply of the power supply module to the mainboard.
In first aspect in some embodiments, the immersion protection system is also included from floating module, described from floating
Module has from float；Inflation unit, for being inflated to described from float；And control unit, its be electrically connected with described in
Inflation unit；Wherein, when described control unit is in the sensing signal that the reception immersion sensing module is exported, that is, open
The inflation unit is moved to be inflated to described from float so that the electronic installation floats on water by described from float
Face.
In first aspect in some embodiments, described control unit also have hydraulic pressure sensing subelement, in
When receiving the sensing signal that the immersion sensing module is exported, the overboard rear suffered water of the electronic installation is sensed
Pressure, and export corresponding hydraulic pressure sensing value；And analysis subelement, it is used for when the analysis hydraulic pressure sensing subelement is exported
Hydraulic pressure sensing value when being more than default hydraulic pressure warning value, start the inflation unit to be inflated to described from float,
So that the electronic installation is bubbled through the water column by described from float.
In first aspect in some embodiments, the immersion protection system also includes mainboard protection module, is used for
The mainboard is avoided to be soaked.
In first aspect in some embodiments, the mainboard protection module is to be arranged at the institute of the electronic installation
State the absorbent material around mainboard.
In first aspect in some embodiments, the electronic installation is portable electron device, described portable
Electronic installation is any one in mobile phone, tablet personal computer, video camera, media player.
The second aspect of the application, there is provided one kind immersion protection device, it is outer to be located at electronic installation, for for the electronics
Device provides immersion defencive function, and the electronic installation has mainboard and the charger for the main board power supply, and its feature exists
In the immersion protection device includes：Soaked sensor, and it is installed on electronic installation, is for sensing the electronic installation
No immersion, and when sensing the electronic installation immersion, export a sensing signal；And power-off protector, it is electrically connected with institute
The charger of electronic installation is stated, for controlling the power supply state of the charger, wherein, when the power-off protector is in reception institute
When stating the sensing signal of immersion sensor output, the charger is controlled to cut off the power supply to the mainboard.
In second aspect in some embodiments, the immersion sensor also includes oxygen content sensing unit, is used for
The oxygen content that the electronic installation is presently in environment is sensed, and exports corresponding oxygen content sensing value；And first
Signal output unit, for when analyzing the oxygen content sensing value less than default oxygen content warning value, exporting the sensing
Signal, to control the power-off protector of the electronic installation to cut off the power supply to the mainboard.
In second aspect in some embodiments, the immersion sensor also includes acceleration of gravity collecting unit,
The acceleration of gravity current for sensing the electronic installation, acceleration of gravity sensing value is exported according to this；And secondary signal is defeated
Go out unit, for persistently receiving the acceleration of gravity sensing value exported described in the acceleration of gravity collecting unit, and calculate institute
Difference between the continuous two acceleration of gravity sensing values received, and it is more than preset difference value when analyzing the difference, and
When the acceleration of gravity sensing value that the acceleration of gravity collecting unit subsequently exports is more than zero, the sensing signal is exported, is controlled
Make power supply of the power-off protector cut-out of the electronic installation to the mainboard.
In second aspect in some embodiments, the immersion protection device is also included from floating component, and it is installed on
It is described to include from floating component from float on the electronic installation；Inflation unit, for being inflated to described from float；And
Controller, it is electrically connected with the inflation unit；Wherein, when the institute that the controller is exported in the reception immersion sensor
When stating sensing signal, the inflation unit is made to be inflated to described from float, so that the electronic installation is by described certainly floating
Part and bubble through the water column.
In second aspect in some embodiments, the controller also has hydraulic pressure sensing subelement, in connecing
When receiving the sensing signal that the immersion sensor is exported, the overboard rear suffered hydraulic pressure of the electronic installation is sensed, and
Export corresponding hydraulic pressure sensing value；Subelement is analyzed, for analyzing whether the hydraulic pressure sensing value is more than default hydraulic pressure warning value,
And when analysis result is that the hydraulic pressure sensing value is more than the default hydraulic pressure warning value, make the inflation unit to described from floating
Part is inflated so that the electronic installation is bubbled through the water column by described from float.
In second aspect in some embodiments, the electronic installation is portable electron device, described portable
Electronic installation is any one in mobile phone, tablet personal computer, video camera, media player.
The third aspect of the application, there is provided one kind has immersion guard method, for providing immersion protection for electronic installation,
The electronic installation has mainboard, the charger of electric power is provided for the mainboard, and for controlling the charger to described
The power-off protector of the power supply state of mainboard, in be also equipped with the electronic installation soak sensor, it is characterised in that
Methods described includes：By the immersion sensor to sense whether the electronic installation soaks, and filled when sensing the electronics
When putting immersion, a sensing signal is exported；And the power-off protector is made to control the power supply when sensing signal is received
Device cuts off the power supply to the mainboard.
In the third aspect in some embodiments, the immersion sensor senses what whether the electronic installation soaked
Step also includes sensing the oxygen content that the electronic installation is presently in environment, and exports corresponding oxygen content sensing
Value；And whether the analysis oxygen content sensing value is less than default oxygen content warning value, and when the analysis oxygen content sense
When measured value is less than the default oxygen content warning value, the sensing signal is exported.
In the third aspect in some embodiments, the immersion sensor senses what whether the electronic installation soaked
Step also includes：The current acceleration of gravity of the electronic installation is sensed, exports acceleration of gravity sensing value according to this；It is defeated to calculate institute
Difference between the continuous two acceleration of gravity sensing values gone out；And the analysis difference whether be more than preset difference value with
And whether the acceleration of gravity sensing value subsequently sensed is more than zero, and when analyze the difference more than the preset difference value and after
When continuous sensed acceleration of gravity sensing value is more than zero, the sensing signal is exported.
In the third aspect in some embodiments, in being also equipped with the electronic installation with automatic inflating function
From floating component, and methods described is also included when the immersion sensor is when the sensing signal export, and order is described from floating group
Part, which starts, performs charge operation, so that the electronic installation is bubbled through the water column by the buoyance module.
In the third aspect in some embodiments, methods described is also included in the sensor output sensing letter
Number when, sense the electronic installation it is overboard after suffered hydraulic pressure, export hydraulic pressure sensing value according to this；And the analysis hydraulic pressure sense
Whether measured value is more than default hydraulic pressure warning value, and when the analysis hydraulic pressure sensing value is more than the default hydraulic pressure warning value, order
Described start from floating component performs the charge operation.
In the third aspect in some embodiments, the electronic installation is portable electron device, described portable
Electronic installation is any one in mobile phone, tablet personal computer, video camera, media player.
As described above, the immersion protection system of the application, device and method, by sensing in electronic installation local environment
Whether oxygen content senses the current acceleration of gravity of electronic installation, overboard with the electronic installation for judging described, and when judgement
When the electronic installation is overboard, automatically cut off the motherboard circuit supply lines of the electronic installation, so as to avoid the mainboard because
The problem of soaking and Damage by Short Circuit occur.
Furthermore the immersion protection system of the application, device and method also float module certainly by setting, with the sensing electricity
For sub-device when overboard, described start from floating module of control performs charge operation so that the electronic installation can by it is described from
Float module and bubble through the water column, can not only avoid the mainboard of the electronic installation from being soaked, can also prevent electronic installation from sinking to water
Bottom, with facilitate salvage it is overboard after electronic installation.
In addition, the immersion protection system of the application, device and method also have water suction work(by being set around mainboard
The mainboard protection module of energy, can be in the risk for when electronic installation is overboard, avoiding or delaying the mainboard of electronic installation from being soaked.
Brief description of the drawings
Fig. 1 is shown as the structural representation of the embodiment one of the immersion protection system of the application.
Fig. 2 is shown as the structural representation of the embodiment two of the immersion protection system of the application.
Fig. 3 is shown as the structural representation of the embodiment three of the immersion protection system of the application.
Fig. 4 is shown as the structural representation of the example IV of the immersion protection system of the application.
Fig. 5 is shown as the structural representation of the embodiment five of the immersion protection system of the application.
Fig. 6 is shown as the structural representation of the embodiment one of the immersion protection device of the application.
Fig. 7 is shown as the structural representation of the embodiment two of the immersion protection device of the application.
Fig. 8 is shown as the structural representation of the embodiment three of the immersion protection device of the application.
Fig. 9 is shown as the structural representation of the example IV of the immersion protection device of the application.
Figure 10 is shown as the structural representation of the embodiment one of the immersion guard method of the application.
Figure 11 is shown as the structural representation of the embodiment two of the immersion guard method of the application.
Figure 12 is shown as the structural representation of the embodiment three of the immersion guard method of the application.
Figure 13 is shown as the structural representation of the example IV of the immersion protection device of the application.
Embodiment
Presently filed embodiment is illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the application easily.
In described below, refer to the attached drawing, accompanying drawing describes some embodiments of the application.It should be appreciated that also it can be used
Other embodiment, and can be carried out in the case of without departing substantially from spirit and scope of the present disclosure mechanical composition, structure, electrically with
And the detailed description below operational change should not be considered limiting, and the scope of embodiments herein
Only terms used herein are limited by the claims for the patent announced merely to describing specific embodiment, and be not
It is intended to limit the application.The term of space correlation, for example, " on ", " under ", "left", "right", " following ", " lower section ", " bottom ",
" top ", " top " etc., it can use in the text in order to illustrate an element shown in figure or feature and another element or spy
The relation of sign.
Although the grade of term first, second is used for describing various elements herein in some instances, these elements
It should not be limited by these terms.These terms are only used for making a distinction an element with another element.For example, first is pre-
If threshold value can be referred to as the second predetermined threshold value, and similarly, the second predetermined threshold value can be referred to as the first predetermined threshold value, and
The scope of various described embodiments is not departed from.First predetermined threshold value and predetermined threshold value are to describe a threshold value, still
Unless context otherwise explicitly points out, otherwise they are not same predetermined threshold values.Similar situation also includes first
Volume and the second volume.
Furthermore as used in herein, singulative " one ", "one" and "the" are intended to also include plural shape
Formula, unless having opposite instruction in context it will be further understood that term "comprising", " comprising " show described spy be present
Sign, step, operation, element, component, project, species, and/or group, but it is not excluded for other one or more features, step, behaviour
Work, element, component, project, the presence of species, and/or group, appearance or addition term "or" used herein and "and/or" quilt
Be construed to inclusive, or mean any one or any combinations therefore, " A, B or C " or " A, B and/or C " mean " with
Descend any one：A；B；C；A and B；A and C；B and C；A, B and C ".Only when element, function, step or the combination of operation are in some sides
When inherently mutually exclusive under formula, the exception of this definition just occurs.
The technical scheme of the application will be described in detail with specific embodiment below.Following specific implementation
Example can be combined with each other, and may be repeated no more in certain embodiments for same or analogous concept or process.
Referring to Fig. 1, Fig. 1 is shown as the structural representation of the embodiment one of the immersion protection system of the application.
As illustrated, the immersion protection system 10 of the present invention is applied in the electronic installation 20 with mainboard 21, for
When electronic installation 20 occurs to soak abnormal, the mainboard 21 of electronic installation 20 is protected to be damaged because immersion short circuit occurs.Yu Benshi
Apply in example, the electronic installation 20 is portable electron device, to include but is not limited to HPC, tablet personal computer, mobile electricity
Words, smart mobile phone, media player, personal digital assistant (PDA), video camera etc. portable type electronic product, it will be appreciated that this
It is an application example to apply for the portable electron device described in embodiment, and the component of the device can have than diagram
There are more or less components, or there is different component Configurations.Draw diagram various assemblies can use hardware, software or
The combination of software and hardware is realized, including one or more signal transactings and/or application specific integrated circuit.
Specifically, the electronic installation 20 include memory, Memory Controller, one or more processors (CPU),
Peripheral Interface, RF circuits, voicefrequency circuit, loudspeaker, microphone, input/output (I/O) subsystem, touch-screen, other output or
Control device, and outside port.These components are communicated by one or more communication bus or signal wire.
The electronic installation 20 supports various application programs, such as one or more of the following：Journey is applied in drawing
Sequence, application program, word-processing application, website establishment application program, disk editor application program, spreadsheet application is presented
Program, game application, telephony application, videoconference application, email application, instant message application
Application program, photo management application program, digital camera applications program, digital video camcorder application journey are supported in program, body-building
Sequence, web page browsing application program, digital music player application and/or video frequency player application program.
Furthermore the mainboard 21 refers to motherboard (mainboard), the system board being installed in electronic installation 20
(systemboard) or motherboard (motherboard), it is one of most basic in electronic installation and most important part, in
Mainboard 21 includes printed circuit board (PCB), in being generally integrated BIOS chips, I/O control chips, button and face on printed circuit board (PCB)
Plate controlling switch interface, indicator lamp plug connector, expansion slot, the element such as dc source power supply connector of mainboard and plug-in card, are used
Communication and collaborative process between different elements are controlled.
As illustrated, the immersion protection system 10 mainly includes power supply module 11, immersion sensing module 12 and power-off
Protection module 13.
Power supply module 11 is electrically connected with the mainboard 21 of the electronic installation 20, for providing the electricity needed for running for mainboard 21
Power.In the present embodiment, electronic installation 20 is, for example, smart mobile phone, and power supply module 11 is then battery of mobile phone, such as lithium battery or
Ni-MH battery, it is generally made up of battery core, power supply circuit and shell.
Immersion sensing module 12 is used to sense whether the electronic installation 20 soaks, and is soaked when sensing the electronic installation 20
During water, a sensing signal is exported.In the present embodiment, immersion sensing module 12 may be, for example, a sensor, can pass through sensing
Oxygen content that electronic installation 20 is presently in environment or the current acceleration of gravity of sensing electronic installation 20 (ask Rong Houxiang
State), whereby to judge that electronic installation 20 is current whether in the exception soaked, and when analysis electronic installation 20 soaks,
Output sensing signal.
Power failure protection module 13 is electrically connected with the power supply module 11, and it is used for when reception immersion sensing module 12 is exported
Sensing signal when, that is, cut off power supply module 11 to the power supply of mainboard 21.In the present embodiment, power failure protection module 13 is
The switch of the supply line of any cut-off battery of mobile phone, the including but not limited to electronic component such as disconnecting switch or breaker.
Please refer to Fig. 2, it is shown as the structural representation of the embodiment two of the immersion protection system 10 of the application.In
In the present embodiment, immersion sensing module 12 is to utilize the oxygen content in water to be far smaller than the technical principle of oxygen content in air, and is led to
The oxygen content that sensing electronic installation 20 is presently in environment is crossed, to analyze whether electronic installation 20 occurs immersion exception.Such as figure
Shown, immersion sensing module 12 also has the signal output unit 122 of oxygen content sensing unit 121 and first.
Oxygen content sensing unit 121 is used to sense the oxygen content that electronic installation 20 is presently in environment, exports according to this
Oxygen content sensing value.In the present embodiment, oxygen content sensing unit 121 is, for example, lambda sensor.
First signal output unit 122 is used to analyze the oxygen content sensing value that oxygen content sensing unit 121 is exported
It is no to be less than default oxygen content warning value, and when analyzing oxygen content sensing value less than default oxygen content warning value, output sensing
Signal, to make power failure protection module 13 cut off power supply of the power supply module 11 to mainboard 21.Specifically, under normal circumstances
When electronic installation 20 is in atmospheric environment, the oxygen content sensing value that is exported described in lambda sensor should with it is oxygen-containing in air
Amount is suitable, and about 21% or so.When electronic installation 20 occurs overboard abnormal, because the oxygen content in water is significantly smaller than greatly
Oxygen content in gas, therefore, when the first signal output unit 122 contains in the oxygen that analysis oxygen content sensing unit 121 is exported
When measuring sensing value less than default oxygen content warning value, you can draw the judged result that electronic installation 20 currently soaks, then output sense
Signal is surveyed, power-off protection operation is performed to make power failure protection module 13 start, to cut off electric power of the power supply module 11 to mainboard 21
Supply, whereby with avoid mainboard 21 immersion when because occur short circuit cause damage the problem of.
Please refer to Fig. 3, it is the structural representation of the embodiment three of the immersion protection system 10 of display the application.In
In the present embodiment, immersion sensing module 12 is to utilize the resistance in air to be far smaller than the technical principle of the resistance in water, and is led to
Acceleration of gravity when sensing electronic installation 20 is dropped is crossed, it is abnormal so as to whether analysis electronic installation 20 occurs immersion.Such as
Shown in figure, immersion sensing module 12 also includes acceleration of gravity collecting unit 123 and secondary signal output unit 124.
Acceleration of gravity collecting unit 123 is used to sense the current acceleration of gravity of the electronic installation 20, exports according to this
Corresponding acceleration of gravity sensing value.In the present embodiment, acceleration of gravity collecting unit 123 is, for example, acceleration transducer,
It is generally made up of parts such as mass, damper, flexible member, sensing element and suitable tune circuits.Acceleration transducer leads to
The measurement to inertia force suffered by mass is crossed, and corresponding acceleration magnitude is obtained using Newton's second law.Common acceleration
Spending sensor includes the types such as condenser type, inductance type, strain-type, pressure resistance type, piezoelectric type.
Secondary signal output unit 124 is used to persistently receive the weight exported described in the acceleration of gravity collecting unit 123
Power acceleration sensing value, and the difference between the continuous two acceleration of gravity sensing values received is calculated, and when analysis
The difference is more than preset difference value, and the acceleration of gravity sensing value that the acceleration of gravity collecting unit 123 subsequently exports is big
When zero, the sensing signal is exported, to make power failure protection module 13 cut off power supply of the power supply module 11 to mainboard 21.
Specifically, when mobile phone falls, acceleration of gravity collecting unit 123 can produce the first acceleration of gravity
Value, i.e. vertical acceleration of falling body value of the mobile phone in air, when mobile phone fall into the water in a flash, due to the resistance in water with it is empty
Resistance in gas is different, and therefore, acceleration of gravity collecting unit 123 can generate the second gravity acceleration value, and the second gravity adds
Velocity amplitude is necessarily significantly smaller than the first gravity acceleration value.Furthermore it may proceed to after mobile phone falls into the water, now gravity
Acceleration collecting unit 123 can produce the 3rd gravity acceleration value, and the 3rd gravity acceleration value is likely less than the acceleration of the second gravity
Angle value but it is necessarily greater than zero.Therefore, secondary signal output unit 124 receives the acceleration of gravity collecting unit by lasting
The 123 acceleration of gravity sensing values exported, and be between continuous two acceleration of gravity sensing values received by calculating
It is no difference to be present, and work as calculated difference and be more than preset difference value, and analyze acceleration of gravity collecting unit 123 and subsequently export
Acceleration of gravity sensing value be more than zero when, you can draw the judged result that electronic installation 20 currently soaks, then output sensing believe
Number, power-off protection operation is performed to make power failure protection module 13 start, to cut off power supply of the power supply module 11 to mainboard 21,
Whereby to avoid mainboard 21 from being caused damage in immersion because short circuit occurs the problem of.
Referring to Fig. 4, it is shown as the structural representation of the example IV of the immersion protection system of the application.In this implementation
In example, immersion protection system 10 also includes from floating module 14.As illustrated, from floating module 14 mainly include from float 141,
Inflation unit 142 and control unit 143.
It may be, for example, floatage air bag from float 141, under normality, be in folded state from float 141, and enter inside it
Deployed condition is presented to provide buoyancy after row inflation.
Inflation unit 142 is used for being inflated from float 141.In practical application, inflation unit 142 can for example but not
It is limited to compressed air cylinder or is contained with it available for the chemical kit for producing gas.
Control unit 143 is electrically connected with inflation unit 142, wherein, when control unit 143 is in reception immersion sensing module 12
During the sensing signal exported, that is, start inflation unit 142 to being inflated from float 141 so that electronic installation 20 can be by
Bubbled through the water column after inflation from the buoyancy that float 141 is provided.In practical application, control unit 143 can be by corresponding
Hardware is realized, can also be performed corresponding software by corresponding hardware and be completed.
Please continue to refer to Fig. 4, in a preferred embodiment, control unit 143 may also include hydraulic pressure sensing subelement
1431 and analysis subelement 1432.
Hydraulic pressure senses subelement 1431 when the sensing signal that immersion sensing module 12 is exported is received, to sense
Suffered hydraulic pressure after electronic installation 20 is overboard, and export corresponding hydraulic pressure sensing value.In specific embodiment, hydraulic pressure sensing
Unit 1431 is, for example, a hydraulic pressure sensor.
Analysis subelement 1432 be used for when the hydraulic pressure sensing value that is exported of analysis hydraulic pressure sensing subelement 1431 be more than it is default
During hydraulic pressure warning value, start inflation unit 142 with to being inflated from float 141 so that electronic installation 20 is by from float 141
The buoyancy that is there is provided after expansion and bubble through the water column.In practical application, the analysis subelement 1432 in the present embodiment can be by phase
The hardware answered is realized, can also be performed corresponding software by corresponding hardware and be completed.
Whereby, the present invention can be fallen into certain depth by the structure setting from floating module 14 when electronic installation 20
Water in when, such as river not only can avoid electronic installation 20 from sinking to river bed, can more be bubbled through the water column by from floating module 14
On, to facilitate personnel to salvage, and when electronic installation 20 bubbles through the water column upper, moreover it is possible to delay to a certain extent or even avoid water from oozing
Thoroughly mainboard 21 is damaged to the inside of electronic installation 20.
Please refer to Fig. 5, it is shown as the structural representation of the embodiment five of the immersion protection system of the application.Yu Ben
In embodiment, immersion protection system 10 also includes mainboard protection module 15, and it is used to, when electronic installation 20 is overboard, avoid it
In mainboard 21 soaked.In practical application, mainboard protection module 15 is arranged in electronic installation 20 around mainboard 21,
It can as made by absorbent material, whereby, when electronic installation 20 it is overboard, the water suction of mainboard protection module 15 can be utilized special
Property absorb the moisture penetrated into the inside of electronic installation 20, the danger that can effectively delay or even avoid mainboard 21 to be flooded
Danger.
In addition, above-mentioned default oxygen content warning value, preset difference value, default hydraulic pressure warning value can be when dispatching from the factory, by
, can be by providing setting module (being unillustrated) so that user is set set by manufacturer.
Above-mentioned setting module is, for example, I/O systems, the I/O systems provide inputting interface for equipment input/
Export the interface between peripheral hardware and Peripheral Interface, input/output peripheral such as touch-screen and other input/control devicess.Specifically
Ground, the setting module can provide setting interface include but is not limited to text, image, icon, soft-key button (or " virtual push button "),
Drop-down menu, radio button, check box, optional list etc..Accordingly, shown user interface object can include：With
The nonreciprocal object of user interface outward appearance, the interactive object for being available for user mutual or its combination are formed in transmission information.
The I/O systems include touch screen controller and for other outputs or one or more inputs of control device
Controller.The electric signal of other inputs or control device is gone in one or more of input controller receptions/transmission from/.
Certainly, in various embodiments, other described input/control devicess also may include that physical button (such as presses button, rocking bar
Button etc.), dial, slider switch, control stick etc..
In some embodiments, the setting module temporarily illustrates by taking touch-screen in I/O systems as an example, specifically,
The touch-screen receives the input of user based on tactile and/or tactile contact.It is defeated that the touch-screen formation one receives user
The touch sensitive surface entered.The touch-screen and touch screen controller (together with any associated module in memory and/or refer to
Order collection is together) contact (and any movement or interruption of the touch) on detection touch-screen, and the contact that will be detected
It is transformed into showing that multimedia sample file (such as picture file or video file) object on the touchscreen interacts.
In one exemplary embodiment, the contact point between touch-screen and user corresponds to one or more hands of user
Refer to.The touch-screen can use LCD (liquid crystal display) technologies or LPD (light emitting polymer displays) technology, but in other realities
Apply and other Display Techniques can be used in example.Touch-screen and touch screen controller can use any one of a variety of Touch technologies
Include but is not limited to electric capacity, resistance, infrared and surface acoustic wave skill to detect contact and its mobile or interruption, these Touch technologies
Art, and other proximity sensor arrays, or the other technologies of the one or more points for determining to be in contact with touch-screen.Touch
Touch screen and show the visual output from portable set, and touch plate does not provide visual output.Touch-screen, which can have, to be higher than
100dpi resolution ratio.In one exemplary embodiment, touch-screen can have about 168dpi resolution ratio.User can be with
Using any appropriate object or accessory, such as instruction pen, finger etc., to contact touch-screen.
In summary, the immersion of the application protects system by sensing whether electronic installation soaks, with the sensing electricity
When sub-device is soaked, that is, automatically cut off the supply line of the mainboard of the electronic installation, the master so as to avoiding the electronic installation
Plate damages because of immersion short circuit, and provides immersion protection for the electronic installation.
In addition, the present invention also provides a kind of immersion protection device, please continue to refer to Fig. 6, it is shown as the immersion of the application
The structural representation of the embodiment one of protection device.The immersion protection device 30 of the present invention can be used outside on electronic installation 40
In when electronic installation 40 occurs to soak abnormal, immersion defencive function is provided for electronic installation 40.
In the present embodiment, the electronic installation 40 is portable electron device, to include but is not limited to HPC, putting down
Plate computer, mobile phone, smart mobile phone, media player, personal digital assistant (PDA), video camera etc. portable electronic produce
Product, it will be appreciated that portable electron device of the application described in embodiment is an application example, the group of the device
Part can have more or less components than diagram, or have different component Configurations.The various assemblies for drawing diagram can
Realized with the combination with hardware, software or software and hardware, including one or more signal transactings and/or application specific integrated circuit.
Specifically, the electronic installation 40 include memory, Memory Controller, one or more processors (CPU),
Peripheral Interface, RF circuits, voicefrequency circuit, loudspeaker, microphone, input/output (I/O) subsystem, touch-screen, other output or
Control device, and outside port.These components are communicated by one or more communication bus or signal wire.
The electronic installation 40 supports various application programs, such as one or more of the following：Journey is applied in drawing
Sequence, application program, word-processing application, website establishment application program, disk editor application program, spreadsheet application is presented
Program, game application, telephony application, videoconference application, email application, instant message application
Application program, photo management application program, digital camera applications program, digital video camcorder application journey are supported in program, body-building
Sequence, web page browsing application program, digital music player application and/or video frequency player application program.
As illustrated, in the embodiment of this case, electronic installation 40 has mainboard 41 and the power supply powered for mainboard 41
Device 42.
Wherein, mainboard 41 refers to motherboard (mainboard), the system board being installed in electronic installation 30
(systemboard) or motherboard (motherboard), it is one of most basic in electronic installation and most important part, in
Mainboard 21 includes printed circuit board (PCB), in being generally integrated BIOS chips, I/O control chips, button and face on printed circuit board (PCB)
Plate controlling switch interface, indicator lamp plug connector, expansion slot, the element such as dc source power supply connector of mainboard and plug-in card, are used
Communication and collaborative process between different elements are controlled.
Charger 42 is used to provide the electric power needed for running for mainboard 41.In the present embodiment, when electronic installation 40 for example
For mobile phone when, then charger 42 is, for example, battery of mobile phone, such as lithium battery or Ni-MH battery, its generally by battery core, power supply circuit and
Shell is formed.
As illustrated, immersion protection device 30 mainly includes immersion sensor 31 and power-off protector 32.
Immersion sensor 31 is installed on electronic installation 40, for sensing whether electronic installation 40 occurs immersion exception, and
When sensing electronic installation 40 by soaking, a sensing signal is exported.In the present embodiment, immersion sensor 31 may be, for example, one
Sensor, can be by sensing oxygen content that electronic installation 40 is presently in environment or the current weight of sensing electronic installation 40
Power acceleration (please be detailed later), whereby to judge that electronic installation 40 is current whether in the exception soaked, and when analysis electronics
When device 40 soaks, output sensing signal.
Power-off protector 32 is electrically connected with the charger 42 of electronic installation 40, for controlling the power supply state of charger 42,
Wherein, when power-off protector 32 is in the sensing signal that the reception immersion sensor 31 exports, the control cut-out pair of charger 42
The power supply of mainboard 41.In the present embodiment, power-off protector 42 is the switch of the supply line of any cut-off battery of mobile phone, is wrapped
Include but be not limited to disconnecting switch or the electronic component such as breaker.
Referring to Fig. 7, it is shown as the structural representation of the embodiment two of the immersion protection device of the application.In this implementation
In example, immersion sensor 31 is the technical principle for utilizing the oxygen content in water to be far smaller than oxygen content in air, and by sensing electricity
Sub-device 40 is presently in the oxygen content of environment, to analyze whether electronic installation 40 occurs immersion exception.As illustrated, immersion
Sensor 31 has the signal output unit 312 of oxygen content sensing unit 311 and first.
Oxygen content sensing unit 311 is used to sense the oxygen content that electronic installation 40 is presently in environment, and exports phase
The oxygen content sensing value answered.In the present embodiment, oxygen content sensing unit 211 is, for example, lambda sensor.
First signal output unit 312 is used for when analyzing oxygen content sensing value less than default oxygen content warning value, defeated
Go out sensing signal, to control the cut-out of the power-off protector 32 of electronic installation 40 to state the power supply of mainboard 41.Specifically, in positive reason
Under condition when electronic installation 40 is in atmospheric environment, the oxygen content sensing value that is exported described in lambda sensor should with air
Oxygen content is suitable, and about 21% or so.When electronic installation 40 occurs overboard abnormal, due to the oxygen content size in water
Oxygen content in air, therefore, when the oxygen that the first signal output unit 312 is exported in analysis oxygen content sensing unit 311
When Gas content sensing value is less than default oxygen content warning value, you can draw the judged result that electronic installation 40 currently soaks, then it is defeated
Go out sensing signal, power-off protection operation is performed to make power-off protector 32 start, to cut off electric power of the charger 42 to mainboard 41
Supply, whereby with avoid mainboard 41 immersion when because occur short circuit cause damage the problem of.
Please continue to refer to Fig. 8, it is shown as the structural representation of the embodiment three of the immersion protection device of the application.Yu Ben
In embodiment, immersion sensor 31 is to utilize the resistance in air to be far smaller than the technical principle of the resistance in water, and passes through sense
Acceleration of gravity when electronic installation 40 is dropped is surveyed, it is abnormal so as to whether analysis electronic installation 40 occurs immersion.As schemed
Show, immersion sensor 31 also includes acceleration of gravity collecting unit 313 and secondary signal output unit 314.
Acceleration of gravity collecting unit 313 is used to sense the current acceleration of gravity of the electronic installation 40, exports according to this
Corresponding acceleration of gravity sensing value.In the present embodiment, acceleration of gravity collecting unit 313 is, for example, acceleration transducer,
It is generally made up of parts such as mass, damper, flexible member, sensing element and suitable tune circuits.Acceleration transducer leads to
The measurement to inertia force suffered by mass is crossed, and corresponding acceleration magnitude is obtained using Newton's second law.Common acceleration
Spending sensor includes the types such as condenser type, inductance type, strain-type, pressure resistance type, piezoelectric type.
Secondary signal output unit 314 is used to persistently receive the weight exported described in the acceleration of gravity collecting unit 313
Power acceleration sensing value, and the difference between the continuous two acceleration of gravity sensing values received is calculated, and when analysis
The difference is more than preset difference value, and the acceleration of gravity sensing value that the acceleration of gravity collecting unit 313 subsequently exports is big
When zero, output sensing signal, to make power-off protector 32 cut off power supply of the charger 42 to mainboard 41.
Specifically, when mobile phone falls, acceleration of gravity collecting unit 313 can produce the first acceleration of gravity
Value, i.e. vertical acceleration of falling body value of the mobile phone in air, when mobile phone fall into the water in a flash, due to the resistance in water with it is empty
Resistance in gas is different, and therefore, acceleration of gravity collecting unit 313 can generate the second gravity acceleration value, and the second gravity adds
Velocity amplitude is necessarily significantly smaller than the first gravity acceleration value.Furthermore it may proceed to after mobile phone falls into the water, now gravity
Acceleration collecting unit 313 can produce the 3rd gravity acceleration value, and the 3rd gravity acceleration value is likely less than the acceleration of the second gravity
Angle value but it is necessarily greater than zero.Therefore, secondary signal output unit 314 receives the acceleration of gravity collecting unit by lasting
The 313 acceleration of gravity sensing values exported, and be between continuous two acceleration of gravity sensing values received by calculating
It is no difference to be present, and work as calculated difference and be more than preset difference value, and analyze acceleration of gravity collecting unit 313 and subsequently export
Acceleration of gravity sensing value be more than zero when, you can draw the judged result that electronic installation 40 currently soaks, then output sensing believe
Number, power-off protection operation is performed to make power-off protector 32 start, to cut off power supply of the charger 42 to mainboard 41, whereby
The problem of to avoid mainboard 41 from being caused damage in immersion because short circuit occurs.
Referring to Fig. 9, it is shown as the structural representation of the example IV of the immersion protection device of the application.In this implementation
In example, immersion protection device 30 is also included from floating component 33, and it is installed on electronic installation 40.Also include certainly from floating component 33
Float 331, inflation unit 332 and controller 333.
It may be, for example, floatage air bag from float 331, under normality, be in folded state from float 331, and enter inside it
Deployed condition is presented to provide buoyancy after row inflation.
Inflation unit 332 is used for being inflated from float 331.In practical application, inflation unit 332 can for example but not
It is limited to compressed air cylinder or is contained with it available for the chemical kit for producing gas.
Controller 333 is electrically connected with the inflation unit 332, wherein, when controller 333 is in reception immersion sensor 31 institute
During the sensing signal of output, inflation unit 332 is made to being inflated from float 331, so that electronic installation 40 is by from float 331
The buoyancy that is there is provided and bubble through the water column.In practical application, controller 333 can be realized by corresponding hardware, can also be by
Corresponding hardware performs corresponding software and completed.
In preferred embodiment, controller 333 also has whose sensing subelement 3331 and analysis subelement 3332.
Hydraulic pressure senses subelement 3331 to when the sensing signal that immersion sensor 31 is exported is received, sensing is electric
Suffered hydraulic pressure after sub-device 40 is overboard, and export corresponding hydraulic pressure sensing value.In specific embodiment, hydraulic pressure sensing is single
Member 1431 is, for example, a hydraulic pressure sensor.
Analysis subelement 3332 is used to analyze whether hydraulic pressure sensing value is more than default hydraulic pressure warning value, and is in analysis result
When hydraulic pressure sensing value is more than the default hydraulic pressure warning value, inflation unit 332 is made to being inflated from float 331 so that electronics
Device 40 is bubbled through the water column by from float 331.
Whereby, the present invention can fall into the water with certain depth by the setting from floating component 33 when electronic installation 40
When middle, such as river, not only electronic installation 40 can be avoided to sink to river bed, more can be by being bubbled through the water column from floating component 33 on,
To facilitate personnel to salvage, and when electronic installation 40 bubbles through the water column upper, moreover it is possible to delay to a certain extent or even avoid water penetration
Mainboard 41 is damaged to the inside of electronic installation 40.
In addition, above-mentioned default oxygen content warning value, preset difference value, default hydraulic pressure warning value can be when dispatching from the factory, by
, can be by providing setting module (being unillustrated) so that user is set set by manufacturer.
Referring to Fig. 10, it is shown as the structural representation of the embodiment one of the immersion guard method of the application.The present invention
Immersion guard method, for providing immersion protection for electronic installation, the electronic installation has mainboard, provided for the mainboard
The charger of electric power, and for controlling power-off protector of the charger to the power supply state of the mainboard, in institute
State and the sensor that soaks is also equipped with electronic installation.
In the present embodiment, the electronic installation is portable electron device, to include but is not limited to HPC, flat board
Computer, mobile phone, smart mobile phone, media player, personal digital assistant (PDA), video camera etc. portable type electronic product,
It should be appreciated that portable electron device of the application described in embodiment is an application example, the component of the device
There can be more or less components than diagram, or there is different component Configurations.The various assemblies for drawing diagram can be with
Realized with the combination of hardware, software or software and hardware, including one or more signal transactings and/or application specific integrated circuit.
Specifically, the electronic installation includes memory, Memory Controller, one or more processors (CPU), outer
If interface, RF circuits, voicefrequency circuit, loudspeaker, microphone, input/output (I/O) subsystem, touch-screen, other outputs or control
Control equipment, and outside port.These components are communicated by one or more communication bus or signal wire.
The electronic installation supports various application programs, such as one or more of the following：Drawing application program,
Application program, word-processing application, website establishment application program, disk editor application program, spreadsheet application journey is presented
Sequence, game application, telephony application, videoconference application, email application, instant message application journey
Sequence, body-building support application program, photo management application program, digital camera applications program, digital video camcorder application program,
Web page browsing application program, digital music player application and/or video frequency player application program.
Furthermore the mainboard refers to be installed on motherboard (mainboard), system board in electronic installation
(systemboard) or motherboard (motherboard), it is one of most basic in electronic installation and most important part, in
Mainboard 21 includes printed circuit board (PCB), in being generally integrated BIOS chips, I/O control chips, button and face on printed circuit board (PCB)
Plate controlling switch interface, indicator lamp plug connector, expansion slot, the element such as dc source power supply connector of mainboard and plug-in card, are used
Communication and collaborative process between different elements are controlled.
The charger is, for example, battery of mobile phone, and such as lithium battery or Ni-MH battery, it is generally by battery core, power supply circuit and outer
Shell is formed.
As illustrated, step S101 is first carried out, sensor is soaked to sense whether the electronic installation soaks by described
Water, and when sensing the electronic installation immersion, export a sensing signal, then carry out step S102.In the present embodiment, leaching
Water sensor may be, for example, a sensor, the oxygen content or sensing electricity that can be presently in by sensing electronic installation in environment
The current acceleration of gravity of sub-device, to judge electronic installation currently whether in the exception soaked, and when analysis electronic installation
When soaking, output sensing signal.
Step S102, the power-off protector is made when the sensing signal is received, control the charger cut-out to institute
State the power supply of mainboard.In the present embodiment, power-off protector is the switch of the supply line of any cut-off battery of mobile phone,
The including but not limited to electronic component such as disconnecting switch or breaker.
Figure 11 is referred to, it is shown as the structural representation of the embodiment two of the immersion guard method of the application.Yu Benshi
Apply in example, whether the immersion sensor, which senses the electronic installation and soak, also includes following processing step：
Step S111, the oxygen content that the electronic installation is presently in environment is sensed, and export corresponding oxygen and contain
Measure sensing value.In the present embodiment, this step can be completed by lambda sensor.
Step S112, whether the oxygen content sensing value is analyzed less than default oxygen content warning value, when analysis result is
When the oxygen content sensing value is less than default oxygen content warning value, step S113 is carried out, otherwise returns and performs step S111.Tool
For body, in the oxygen content sensing when electronic installation is in atmospheric environment, exported under normal circumstances described in lambda sensor
Value should be suitable with the oxygen content in air, and about 21% or so.When electronic installation occurs overboard abnormal, due to the oxygen in water
Gas content is significantly smaller than the oxygen content in air, therefore, when the oxygen content sensing value that analysis lambda sensor is exported is less than pre-
If during oxygen content warning value, you can draw the judged result that electronic installation currently soaks.
Step S113, the sensing signal is exported, power-off protection operation is performed to make power-off protector start, to cut off confession
Electrical equipment to the power supply of mainboard, whereby to avoid mainboard from being caused damage in immersion because short circuit occurs the problem of.
Figure 12 is referred to, it is shown as the structural representation of the embodiment three of the immersion guard method of the application.Yu Benshi
Apply in example, the immersion sensor senses that the step of whether electronic installation soaks also includes following processing step：
Step S121, the current acceleration of gravity of the electronic installation is sensed, export acceleration of gravity sensing value according to this.In
In the present embodiment, this step can be completed by acceleration transducer, and it is generally by mass, damper, flexible member, sensitivity
The part such as element and suitable tune circuit is formed.Acceleration transducer utilizes ox by the measurement to inertia force suffered by mass
Second law and obtain corresponding acceleration magnitude.Common acceleration transducer includes condenser type, inductance type, strain-type, pressure
The types such as resistive, piezoelectric type.
Specifically, when mobile phone falls, acceleration of gravity collecting unit can produce the first gravity acceleration value, i.e.,
Vertical acceleration of falling body value of the mobile phone in air, when mobile phone falls into the water in a flash, due in the resistance and air in water
Resistance it is different, therefore, acceleration transducer can generate the second gravity acceleration value, and the second gravity acceleration value must be much
Less than the first gravity acceleration value.Furthermore it may proceed to after mobile phone falls into the water, now acceleration transducer can produce
3rd gravity acceleration value, the 3rd gravity acceleration value are likely less than the second gravity acceleration value but are necessarily greater than zero.
Step S122, calculate the difference between the continuous two acceleration of gravity sensing values exported.Should in reality
In, this step can be realized by the electronic component with computing function.
Step S123, analyzes whether the difference is more than preset difference value, if analysis result is that the difference is poor more than default
During value, step S124 is carried out, otherwise returns and performs step S121.In practical application, this step can be completed by hardware,
Corresponding software can be performed by corresponding hardware and realize.
Step S124, analyzes whether the acceleration of gravity sensing value subsequently sensed is more than zero, if analysis result is follow-up
When the acceleration of gravity sensing value sensed is more than zero, step S125 is carried out, otherwise returns and performs step S121.
Step S125, the judged result that electronic installation currently soaks can be drawn, then sensing described in output sensing signal output
Signal, power-off protection operation is performed to make power-off protector start, to cut off power supply of the charger to mainboard, whereby to keep away
Exempt from the problem of mainboard causes damage in immersion because short circuit occurs.
Figure 13 is shown as the structural representation of the example IV of the immersion protection device of the application.In the present embodiment, in
The certainly floating component with automatic inflating function is also equipped with the electronic installation, and methods described is also included when the immersion sense
Device is surveyed when the sensing signal export, order is described to start execution charge operation from floating component, for the electronic installation by
The buoyance module and the step of bubble through the water column, its is specific as follows：
Step S131, the overboard rear suffered hydraulic pressure of the electronic installation is sensed, exports hydraulic pressure sensing value according to this.In reality
In, this step can be realized by hydraulic pressure sensor.
Step S132, analyzes whether the hydraulic pressure sensing value is more than default hydraulic pressure warning value, when analysis result is the water
When pressure sensitivity measured value is more than default hydraulic pressure warning value, step S133 is carried out, otherwise return to step S131.In practical application, this step
Suddenly it can be completed by hardware, also can perform corresponding software by corresponding hardware and realize.
Step S133, described start from floating component of order perform the charge operation.Wherein, it is described to may be, for example, from floating component
Floatage air bag, under normality, folded state is in from floating component, and deployed condition is presented to carry after being inflated inside it
For buoyancy so that electronic installation can bubble through the water column by from floating component.
Whereby, the present invention is by the setting from floating component, can when electronic installation is fallen into in the water of certain depth,
Such as river, not only electronic installation can be avoided to sink to river bed, more can be by being bubbled through the water column from floating component on, to facilitate personnel
Salvage, and when electronic installation bubbles through the water column upper, moreover it is possible to delay to a certain extent or even avoid water penetration from arriving electronic installation
It is internal and damage mainboard.
In summary, the immersion protection system of the application, device and method, by sensing in electronic installation local environment
Whether oxygen content senses the current acceleration of gravity of electronic installation, overboard with the electronic installation for judging described, and when judgement
When the electronic installation is overboard, automatically cut off the motherboard circuit supply lines of the electronic installation, so as to avoid the mainboard because
The problem of soaking and Damage by Short Circuit occur.
Furthermore the immersion protection system of the application, device and method also float module certainly by setting, with the sensing electricity
For sub-device when overboard, described start from floating module of control performs charge operation so that the electronic installation can by it is described from
Float module and bubble through the water column, can not only avoid the mainboard of the electronic installation from being soaked, can also prevent electronic installation from sinking to water
Bottom, with facilitate salvage it is overboard after electronic installation.
In addition, the immersion protection system of the application, device and method also have water suction work(by being set around mainboard
The mainboard protection module of energy, can be in the risk for when electronic installation is overboard, avoiding or delaying the mainboard of electronic installation from being soaked.
The principle and its effect of above-described embodiment only illustrative the application, not for limitation the application.It is any ripe
Know the personage of this technology all can without prejudice to spirit herein and under the scope of, modifications and changes are carried out to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from spirit disclosed herein and institute under technological thought such as
Into all equivalent modifications or change, should be covered by claims hereof.
Claims (10)
1. one kind immersion protection system, applied in the electronic installation with mainboard, it is characterised in that including：
Power supply module, it is electrically connected with the mainboard of the electronic installation, for providing electric power for the mainboard；
Immersion sensing module, for sensing whether the electronic installation soaks, and when sensing the electronic installation immersion, output
One sensing signal；And
Power failure protection module, it is electrically connected with the power supply module, and the power failure protection module is used for when the reception immersion sense
When surveying the sensing signal that module is exported, power supply of the power supply module to the mainboard is cut off.
2. immersion protection system according to claim 1, it is characterised in that the immersion sensing module also has：
Oxygen content sensing unit, the oxygen content being presently in for sensing the electronic installation in environment, exports oxygen according to this
Content sensing value；And
First signal output unit, it is used for when analyzing the oxygen content sensing value less than default oxygen content warning value, defeated
Go out the sensing signal, to make the power failure protection module cut off power supply of the power supply module to the mainboard.
3. immersion protection system according to claim 1, it is characterised in that the immersion sensing module also has：
Acceleration of gravity collecting unit, the acceleration of gravity current for sensing the electronic installation, the corresponding weight of output according to this
Power acceleration sensing value；And
Secondary signal output unit, it is used to persistently receive the acceleration of gravity exported described in the acceleration of gravity collecting unit
Sensing value, and the difference between the continuous two acceleration of gravity sensing values received is calculated, and when the analysis difference
More than preset difference value, and when the acceleration of gravity sensing value that subsequently exports of the acceleration of gravity collecting unit is more than zero, output
The sensing signal, to make the power failure protection module cut off power supply of the power supply module to the mainboard.
4. immersion protection system according to claim 1, it is characterised in that the immersion protection system is also included from floating mould
Block, it is described to have from floating module：
From float；
Inflation unit, for being inflated to described from float；And
Control unit, it is electrically connected with the inflation unit；Wherein,
When described control unit is in the sensing signal that the reception immersion sensing module is exported, that is, start the inflation
Unit to described from float to be inflated so that the electronic installation is bubbled through the water column by described from float.
5. immersion protection system according to claim 4, it is characterised in that described control unit also has：
Hydraulic pressure senses subelement, to when the sensing signal that the immersion sensing module is exported is received, described in sensing
Suffered hydraulic pressure after electronic installation is overboard, and export corresponding hydraulic pressure sensing value；And
Subelement is analyzed, it is used for when the hydraulic pressure sensing value that the analysis hydraulic pressure sensing subelement is exported is more than default water
Press warning value when, start the inflation unit to be inflated to described from float so that the electronic installation by it is described from
Float and bubble through the water column.
6. one kind immersion protection device, it is located at electronic installation outside, for providing immersion defencive function, institute for the electronic installation
Stating electronic installation has mainboard and the charger for the main board power supply, it is characterised in that the immersion protection device includes：
Soaked sensor, and it is installed on electronic installation, for sensing whether the electronic installation soaks, and when the sensing electricity
When sub-device is soaked, a sensing signal is exported；And
Power-off protector, it is electrically connected with the charger of the electronic installation, for controlling the power supply state of the charger, its
In, when the sensing signal of the power-off protector in the reception immersion sensor output, control the charger to cut
The disconnected power supply to the mainboard.
7. immersion protection device according to claim 6, it is characterised in that the immersion sensor also includes：
Oxygen content sensing unit, the oxygen content being presently in for sensing the electronic installation in environment, and export corresponding
Oxygen content sensing value；And
First signal output unit, for when analyzing the oxygen content sensing value less than default oxygen content warning value, exporting
The sensing signal, to control the power-off protector of the electronic installation to cut off the power supply to the mainboard.
8. immersion protection device according to claim 6, it is characterised in that the immersion sensor also includes：
Acceleration of gravity collecting unit, the acceleration of gravity current for sensing the electronic installation, gravity is exported according to this and is accelerated
Spend sensing value；And
Secondary signal output unit, for persistently receiving the acceleration of gravity sense exported described in the acceleration of gravity collecting unit
Measured value, and the difference between the continuous two acceleration of gravity sensing values received is calculated, and it is big when analyzing the difference
In preset difference value, and when the acceleration of gravity sensing value that subsequently exports of the acceleration of gravity collecting unit is more than zero, institute is exported
Sensing signal is stated, controls power supply of the power-off protector cut-out of the electronic installation to the mainboard.
9. immersion protection device according to claim 6, it is characterised in that the immersion protection device is also included from floating group
Part, it is installed on the electronic installation, described to include from floating component：
From float；
Inflation unit, for being inflated to described from float；And
Controller, it is electrically connected with the inflation unit；Wherein,
When the controller is in the sensing signal that the reception immersion sensor is exported, the inflation unit is made to institute
State and be inflated from float, so that the electronic installation is bubbled through the water column by described from float.
10. one kind have immersion guard method, for for electronic installation provides immersion protect, the electronic installation have mainboard,
The charger of electric power is provided for the mainboard, and for controlling the charger to the disconnected of the power supply state of the mainboard
Non-electricity protector, in be also equipped with the electronic installation soak sensor, it is characterised in that methods described includes：
By the immersion sensor to sense whether the electronic installation soaks, and when sensing the electronic installation immersion,
Export a sensing signal；And
The power-off protector is made when the sensing signal is received, controls the charger cut-out to supply the electric power of the mainboard
Give.
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| CN112639459A (en) * | 2019-02-25 | 2021-04-09 | 华为技术有限公司 | Immersion detection method and electronic device |
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| CN1988775A (en) * | 2005-12-20 | 2007-06-27 | 英业达股份有限公司 | Water-proof structure of electronic device |
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| CN103561171A (en) * | 2013-10-31 | 2014-02-05 | 惠州Tcl移动通信有限公司 | Protection processing method and system for mobile phone to fall into water |
| CN106655092A (en) * | 2015-10-29 | 2017-05-10 | 华为数字技术（苏州）有限公司 | Fall-into-water protection device, electronic equipment, and fall-into-water protection method |
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| CN112639459A (en) * | 2019-02-25 | 2021-04-09 | 华为技术有限公司 | Immersion detection method and electronic device |
| CN112639459B (en) * | 2019-02-25 | 2022-04-12 | 华为技术有限公司 | Immersion detection method and electronic device |
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Application publication date: 20171124 |