CN207023554U - A kind of cell-phone cover - Google Patents

A kind of cell-phone cover Download PDF

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Publication number
CN207023554U
CN207023554U CN201720757316.4U CN201720757316U CN207023554U CN 207023554 U CN207023554 U CN 207023554U CN 201720757316 U CN201720757316 U CN 201720757316U CN 207023554 U CN207023554 U CN 207023554U
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electric heating
cell
heating element
phone cover
micro
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CN201720757316.4U
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Chinese (zh)
Inventor
齐林
王岳嵩
薛敏杰
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Goertek Techology Co Ltd
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Goertek Techology Co Ltd
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Abstract

The utility model discloses a kind of cell-phone cover, on mobile phone, including：Body, body are provided with micro-control unit, power supply unit, temp-sensing element and electric heating element, and power supply unit, are micro-control unit, temp-sensing element and electric heating element power supply；Temp-sensing element detects environment temperature in real time, obtain indicating the ambient temperature information of current temperature value, ambient temperature information is sent to micro-control unit, micro-control unit, according to the current temperature value that ambient temperature information indicates and the comparative result of default temperature threshold, corresponding control signal is exported to electric heating element, by environment temperature control in the range of temperature threshold.The cell-phone cover of the present embodiment, the environment temperature of mobile phone can be maintained in the range of default temperature threshold, occurred so as to avoid too low caused shutdown of mobile phone temp etc., and use electric heating element, improve security.

Description

A kind of cell-phone cover
Technical field
It the utility model is related to Cellphone Accessories technical field, and in particular to a kind of cell-phone cover.
Background technology
Present mobile phone uses lithium battery mostly, and in low temperature environment, the chemical reaction rate of lithium ion reduces, so as to Cause mobile phone to occur electricity the step-down even situation of automatic shutdown in low temperature environment, influence user's normal use.Can also simultaneously The life-span of battery is reduced, influences the service efficiency of mobile phone.And existing cell-phone cover function is single, and excessive decorative structure is simultaneously Substantial role can not be played, for example, can not only play insulation effect while also be not easy to hold in low temperature environment Use.
Utility model content
The utility model provides a kind of cell-phone cover, is closed automatically in low temperature environment with solving or at least partly solving mobile phone Machine influences the problem of user's normal use and existing cell-phone cover function single the problem of can not meeting user's request.
What the technical scheme of the utility model embodiment was realized in：
A kind of cell-phone cover, cell-phone cover are arranged on mobile phone, including：Body, body are provided with micro-control unit, and power supply is single Member, temp-sensing element and electric heating element, and power supply unit, temp-sensing element and electric heating element are connected with micro-control unit respectively Connect；
Power supply unit, it is micro-control unit, temp-sensing element and electric heating element power supply；
Temp-sensing element, environment temperature is detected in real time, obtain indicating the ambient temperature information of current temperature value, by environment temperature Information is sent to micro-control unit,
Micro-control unit, according to the current temperature value indicated in ambient temperature information and the comparison knot of default temperature threshold Fruit, corresponding control signal is exported to electric heating element, the environment temperature of mobile phone is controlled in the range of temperature threshold.
Alternatively, guide rail is provided with body, described electric heating element is slidably mounted on the guide rail,
After cell-phone cover is arranged on mobile phone, electric heating element is contacted with handset shell and can be moved to along guide rail opposing body The position corresponding with battery of mobile phone.
Alternatively, electric heating element is independently arranged with body, can opposing body's movement, be provided with bonding on electric heating element Portion,
And when cell-phone cover is arranged on mobile phone, electric heating element is arranged on handset shell and mobile phone by the adhesive portion The corresponding position of battery.
Alternatively, power supply unit includes：PMU, battery, the first charging circuit and the second charging circuit；
PMU is connected with battery,
First charging circuit and the second charging circuit are connected with PMU respectively,
PMU and micro-control unit, temp-sensing element and electric heating element connection, and be micro-control unit, warming Element and electric heating element power supply；
The charging port of first charging circuit is connected with PMU, and is battery through power supply adaptor external power supply Charging；
Second charging circuit includes solar energy photovoltaic panel and photoelectric switching circuit, solar energy photovoltaic panel collection sunshine, light The sunshine that power conversion circuit collects solar energy photovoltaic panel is converted to electric energy and charged for battery.
Alternatively, PMU is connected with gating switch,
Gating switch is connected with the first charging circuit and the second charging circuit respectively, to gate the first charging circuit and power supply Administrative unit or the second charging circuit of gating and PMU.
Alternatively, solar energy photovoltaic panel is arranged on the medium position of the outer surface of body, and the inner surface of body is in cell-phone cover Contacted when on mobile phone with handset shell.
Alternatively, micro-control unit includes temperature judge module,
Temperature judge module is less than or equal to the comparative result of default temperature upper limit value, output the according to current temperature value One control signal controls electric heating element heat to electric heating element；And for being more than default temperature according to current temperature value The comparative result of limit value, the second control signal of output to electric heating element, control electric heating element stop heat.
Alternatively, battery is arranged on the inner surface of body, and battery is shaped as flat.
Alternatively, temp-sensing element is thermistor,
One end ground connection of thermistor, the other end of thermistor are connected with analog-digital converter, analog-digital converter and micro-control Unit connection processed.
Alternatively, electric heating element is heating wire.
The cell-phone cover of the utility model embodiment detects environment temperature in real time, current according to what is indicated in ambient temperature information The comparative result of temperature value and default temperature threshold, the environment temperature of mobile phone is controlled in the range of temperature threshold, so as to Avoid mobile phone environment temperature it is too low caused by automatic shutdown, the problem of influenceing user's normal use, when also prevent heating The too high security hidden trouble brought of the environment temperature of mobile phone.Moreover, the cell-phone cover of the present embodiment is added by electric heating element Heat, the generation of unsafe condition, ensure that security when being heated to mobile phone caused by avoiding liquid heater part possibility, improve Consumer's Experience.
Brief description of the drawings
Fig. 1 is the top view of the cell-phone cover of the application one embodiment；
Fig. 2 is the side view of the cell-phone cover of the application one embodiment；
Fig. 3 is the block diagram of the cell-phone cover of the application one embodiment；
Fig. 4 is the cell-phone cover internal structure schematic diagram of the application one embodiment.
Embodiment
At present, mobile phone uses lithium battery mostly, and in low temperature environment, the chemical reaction rate of lithium ion reduces, and causes hand There is the situation of automatic shutdown in machine, influences the normal use of user.And present cell-phone cover is simple to play protection hand The effect of machine shell, it is ornamental strong.For this present situation, present inventor proposes a kind of cell-phone cover, cell-phone cover installation On mobile phone, cell-phone cover detects the temperature for the environment that mobile phone is presently in real time, according to current temperature value and default temperature threshold The comparative result of value, control and heating is heated or stopped to mobile phone, so as to which the environment temperature of mobile phone to be maintained to the model of temperature threshold In enclosing.
The structure of the cell-phone cover of the utility model embodiment is illustrated below in conjunction with Fig. 1 to Fig. 4.
The cell-phone cover 10 of the utility model embodiment includes：Body, body are provided with micro-control unit 108, power supply unit 107, temp-sensing element 102 and electric heating element 101, and power supply unit 107, temp-sensing element 102 and electric heating element 101 respectively with Micro-control unit 108 is connected；Power supply unit 107 is micro-control unit 108, and temp-sensing element 102 and electric heating element 101 supply Electricity；
Printed circuit board (PCB) (Printed Circuit Board, abbreviation PCB) 103 is provided with the present embodiment, in body, Foregoing micro-control unit 108 and power supply unit 107 are arranged on the pcb board 103.
Temp-sensing element 102, detects environment temperature in real time, obtains indicating the ambient temperature information of current temperature value, by environment Temperature information is sent to micro-control unit 108,
Micro-control unit 108, according to the current temperature value indicated in ambient temperature information and the ratio of default temperature threshold Relatively result, corresponding control signal is exported to electric heating element 101, the environment temperature of mobile phone is controlled into the scope in temperature threshold It is interior.
The cell-phone cover of the present embodiment breaches the function that conventional mobile phone set is used merely to protect mobile phone, can add for mobile phone Heat, prevent at low ambient temperatures, the temperature of battery of mobile phone is low to cause automatic shutdown, and solving mobile phone automatic shutdown is influenceing user just The problem of often using, it also avoid potential safety hazard caused by the too high possibility of temperature during heating.And the cell-phone cover of the present embodiment is adopted Mobile phone is heated with electric heating element, it also avoid the wind of existing fluid leakage when liquid heater part heats to mobile phone Danger, safety and reliability.
In order to meet that battery installation position puts the demand for heat of different mobile phones, and avoid to handset shell whole surface all Carry out heating caused to adversely affect, it is preferable that the electric heating element of the present embodiment cell-phone cover there are two kinds of mounting means, realizes The effect of portable local heating.
Referring to Fig. 4, the first mounting means is：Guide rail is provided with body, electric heating element 101 is slidably mounted on guide rail On, such as medium position two guide rails 201 of setting in body.Electric heating element 101 is installed on the supporting plate, the bottom of supporting plate Two sliding block (not shown)s are set, and sliding block is respectively installed in guide rail 201.Supporting plate is also connected with body.Need to illustrate , the size of the electric heating element 101 in Fig. 4 is only schematic example, can be according to demand from different big in practical application Small electric heating element, the application are not restricted to this.
After cell-phone cover 10 is arranged on mobile phone, electric heating element 101 contacts with handset shell and can be relative originally along guide rail 201 Body is moved to the position corresponding with battery of mobile phone.Specifically, when needing moving electric heating element 101, it is manually operated with supporting The adjusting rod 202 that the supporting plate of electric heating element 101 is connected, width of the control electric heating element 101 along case body Move up and down position corresponding to the battery in mobile phone.
By setting guide rail, electric heating element is slidably mounted on guide rail, in use, by way of slip, by electric heating member Heated the position that part is moved to corresponding battery of mobile phone.This mode stability is good, more flexibly, saves strength.
Second of mounting means be：Electric heating element 101 is independently arranged with body, can opposing body movement, electric heating element It is provided with adhesive portion (not shown) on 101, and when cell-phone cover 10 is arranged on mobile phone, electric heating element 101 passes through bonding Portion is arranged on position corresponding with battery of mobile phone on handset shell.That is, the electric heating element on cell-phone cover is by way of bonding It is connected with handset shell, so as to be heated to the battery of mobile phone in handset shell.The mode of bonding, design is simple, and cost is low It is honest and clean, and avoid the weight of increase cell-phone cover.
It in practical application, can be selected according to different user demands, improve the market competitiveness of cell-phone cover.
Referring to Fig. 3, in the present embodiment, power supply unit 107 includes：PMU, battery, the first charging circuit 106 With the second charging circuit 109；
PMU is connected with battery, the first charging circuit 106 and the second charging circuit 109 respectively with power management Unit connects.
In the present embodiment battery is arranged on the inner surface of body, and battery is shaped as flat.Due to the shape of battery For flat, so as to reduce the thickness of the cell-phone cover of the present embodiment, make cell-phone cover more frivolous, more frivolous design becomes with mobile phone Gesture is consistent with demand.
PMU and micro-control unit 108, temp-sensing element 102 and electric heating element 101 connect, and are microcontroller Unit 108, temp-sensing element 102 and electric heating element 101 are powered；
The charging port of first charging circuit 106 is connected with PMU, and is through power supply adaptor external power supply The battery charging of cell-phone cover；
Referring to Fig. 2, the bottom of body is provided with jack 105, power supply adaptor insert after the jack 105 with the first charging electricity The charging port connection on road 106, the design of jack facilitate power supply adaptor and are positioned and connected.
Second charging circuit 109 includes solar energy photovoltaic panel 104 and photoelectric switching circuit, and solar energy photovoltaic panel 104 gathers The sunshine that solar energy photovoltaic panel 104 collects is converted to electric energy and charged for battery by sunshine, photoelectric switching circuit.
In one embodiment, solar energy photovoltaic panel 104 is arranged on the medium position of the outer surface of body, the inner surface of body Contacted when cell-phone cover is arranged on mobile phone with handset shell.
It follows that present embodiments provide two kinds of modes being optionally powered to the battery of cell-phone cover, Yi Zhongshi First charging circuit external power supply, the battery on cell-phone cover is charged by connecting power supply adaptor, another kind is to pass through It is the battery charging on cell-phone cover that second charging circuit, which carries out opto-electronic conversion,.First charging circuit can be applied to be waited everywhere indoors The situation of power supply can be connected, the second charging circuit can apply to the more sufficient place of the solar energy such as outdoor, make full use of Solar energy, more economical environmental protection.
For the preferably control to above two charging circuit, the PMU of the present embodiment is connected with gating and opened Close, gating switch is connected with the first charging circuit 106 and the second charging circuit 109 respectively, with the first charging circuit of gating 106 with PMU or the second charging circuit 109 of gating and PMU.Gating refers to the first charging circuit or the Two charging circuits are linked to be path with PMU.
The micro-control unit 108 of the present embodiment includes temperature judge module, and temperature judge module is small according to current temperature value In or equal to default temperature upper limit value comparative result, the first control signal of output is to electric heating element, control electric heating element life Heat；And for being more than the comparative result of default temperature upper limit, the second control signal of output to electricity according to current temperature value Thermal element, control electric heating element stop heat.
In the present embodiment, temp-sensing element 102 is thermistor, and one end of thermistor is grounded, the other end of thermistor It is connected with analog-digital converter, analog-digital converter is connected with micro-control unit 108.According to the difference of temperature, accordingly, thermistor Resistance it is different.The sensitivity of thermistor is higher, so as to ensure the accuracy of temperature detection, avoids judging by accident and reacts It is more rapid.In addition, thermistor small volume, saves the space of cell-phone cover, easy to use, stability is good, overload capacity is strong.
In the present embodiment, electric heating element is heating wire.The resistivity of heating wire is higher, and heat can be produced after energization.Electric heating Silk service life length, resistivity is high, and cost is cheap.Compared with liquid mode of heating, more securely and reliably.
The course of work after the cell-phone cover of the present embodiment is installed on mobile phone is as follows：
Thermistor detects the environment temperature of mobile phone in real time, and the voltage signal for sending indicative for environments temperature gives microcontroller list Member, there is memory in micro-control unit, default temperature threshold is preserved in memory, when micro-control unit is according to the voltage received Signal determines the environment temperature of mobile phone after being less than design temperature threshold value (during such as 10 DEG C of lower limit less than temperature range), The heating function of heating wire is opened in control, so as to be heated to the battery of mobile phone.
When micro-control unit determines the environment temperature of mobile phone higher than design temperature threshold value (such as according to the voltage signal received Higher than a temperature range 28 DEG C of higher limit when) when, the heating function of heating wire is closed in control, so as to make battery of mobile phone Natural cooling.
In this way, the environment temperature of mobile phone is maintained in default temperature threshold by cell-phone cover, on the one hand, avoid hand The occurrence of environment temperature of machine is too low to cause mobile phone automatic shutdown etc. to influence user's normal use.On the other hand, it is also prevented from Mobile phone temp is too high during heating to bring danger to mobile phone or user.Finally, by the way that mobile phone environment temperature will be adjusted Function is integrated in cell-phone cover, solve existing cell-phone cover function is single or decorative function is more than asking for substantive sexual function Topic, meets user's request, improves the market competitiveness of cell-phone cover.
It is described above, only specific embodiment of the present utility model, under above-mentioned teaching of the present utility model, this area Technical staff can carry out other improvement or deformation on the basis of above-described embodiment.It will be understood by those skilled in the art that Above-mentioned specific descriptions simply preferably explain the purpose of this utility model, and the scope of protection of the utility model is with claim Protection domain is defined.

Claims (10)

  1. A kind of 1. cell-phone cover, it is characterised in that the cell-phone cover is arranged on mobile phone, including：Body, the body are provided with micro- Control unit, power supply unit, temp-sensing element and electric heating element, and power supply unit, temp-sensing element and electric heating element respectively with Micro-control unit is connected；
    Said supply unit, it is the micro-control unit, temp-sensing element and electric heating element power supply；
    The temp-sensing element, detects environment temperature in real time, obtains indicating the ambient temperature information of current temperature value, by the environment Temperature information is sent to the micro-control unit,
    The micro-control unit, according to the current temperature value indicated in the ambient temperature information and the ratio of default temperature threshold Relatively result, corresponding control signal is exported to the electric heating element, the environment temperature of mobile phone is controlled in the temperature threshold In the range of.
  2. 2. cell-phone cover according to claim 1, it is characterised in that guide rail, described electric heating are provided with described body Element is slidably mounted on the guide rail,
    After cell-phone cover is arranged on mobile phone, electric heating element is contacted with handset shell and can be moved to along guide rail opposing body and hand The corresponding position of machine battery.
  3. 3. cell-phone cover according to claim 1, it is characterised in that the electric heating element is independently arranged with body, Neng Gouxiang Body is moved, adhesive portion is provided with the electric heating element,
    And when cell-phone cover is arranged on mobile phone, electric heating element is arranged on handset shell and battery of mobile phone by the adhesive portion Corresponding position.
  4. 4. cell-phone cover according to claim 1, it is characterised in that said supply unit includes：PMU, electricity Pond, the first charging circuit and the second charging circuit；
    The PMU is connected with the battery,
    First charging circuit and second charging circuit are connected with the PMU respectively,
    The PMU and the micro-control unit, temp-sensing element and electric heating element connection, and be the microcontroller Unit, temp-sensing element and electric heating element power supply；
    The charging port of first charging circuit is connected with the PMU, and is through power supply adaptor external power supply The battery charging；
    Second charging circuit includes solar energy photovoltaic panel and photoelectric switching circuit, and the solar energy photovoltaic panel gathers the sun Light, the sunshine that photoelectric switching circuit collects solar energy photovoltaic panel are converted to electric energy and charged for the battery.
  5. 5. cell-phone cover according to claim 4, it is characterised in that the PMU is connected with gating switch,
    The gating switch is connected with the first charging circuit and the second charging circuit respectively, with gate first charging circuit with The PMU or gating second charging circuit and the PMU.
  6. 6. cell-phone cover according to claim 4, it is characterised in that the solar energy photovoltaic panel is arranged on the outer of the body The medium position on surface, the inner surface of body contact when cell-phone cover is arranged on mobile phone with handset shell.
  7. 7. cell-phone cover according to claim 1, it is characterised in that the micro-control unit includes temperature judge module,
    Temperature judge module is less than or equal to the comparative result of default temperature upper limit value, output the according to the current temperature value One control signal controls the electric heating element heat to the electric heating element；And for being more than according to the current temperature value The comparative result of default temperature upper limit, the second control signal of output control the electric heating element to stop to the electric heating element Only heat.
  8. 8. cell-phone cover according to claim 4, it is characterised in that the battery is arranged on the inner surface of the body, and The battery is shaped as flat.
  9. 9. cell-phone cover according to claim 1, it is characterised in that the temp-sensing element is thermistor,
    One end ground connection of the thermistor, the other end of thermistor is connected with analog-digital converter, the analog-digital converter and The micro-control unit connection.
  10. 10. cell-phone cover according to claim 1, it is characterised in that the electric heating element is heating wire.
CN201720757316.4U 2017-06-27 2017-06-27 A kind of cell-phone cover Active CN207023554U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720757316.4U CN207023554U (en) 2017-06-27 2017-06-27 A kind of cell-phone cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720757316.4U CN207023554U (en) 2017-06-27 2017-06-27 A kind of cell-phone cover

Publications (1)

Publication Number Publication Date
CN207023554U true CN207023554U (en) 2018-02-23

Family

ID=61469409

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720757316.4U Active CN207023554U (en) 2017-06-27 2017-06-27 A kind of cell-phone cover

Country Status (1)

Country Link
CN (1) CN207023554U (en)

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