CN110243280A - Electronic device and electronic device open and close angle detecting method - Google Patents
Electronic device and electronic device open and close angle detecting method Download PDFInfo
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- CN110243280A CN110243280A CN201910574915.6A CN201910574915A CN110243280A CN 110243280 A CN110243280 A CN 110243280A CN 201910574915 A CN201910574915 A CN 201910574915A CN 110243280 A CN110243280 A CN 110243280A
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- main part
- electronic device
- resistance
- resistance value
- mainboard
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Telephone Function (AREA)
Abstract
The present embodiments relate to terminal device application fields, disclose a kind of electronic device and electronic device folding angle detecting method, the electronic device includes: including the first main part, with the second main part of first main part rotation connection, it further include the slide rheostat with sliding end, the angle detection module being electrically connected with the slide rheostat, the sliding end is connected with first main part, rotation of position of the sliding end on slide rheostat with first main part relative to second main part changes, the angle detection module determines the current folding angle between first main part and second main part according to the current resistance value of the slide rheostat.The screen that electronic device and electronic device folding angle detecting method provided by the invention is capable of accurate detection electronic installation opens and closes angle.
Description
Technical field
The present embodiments relate to terminal device application field, in particular to a kind of electronic device and electronic device open and close angle
Spend detection method.
Background technique
Increasingly developed perfect with computer technology, the design in terms of promoting user experience is also gradually improved.With pen
For remembering this computer, common laptop includes the display unit and main part being hinged, and display unit mainly includes one
Upper body and setting are in the intracorporal display of upper case.In use, user opens and closes display unit at a certain angle, and according to display
The visible angle of device itself is adjusted to best image state.But due to display self-characteristic, determine that this folding angle has one
Specific adjusting range.For example, the display effect of display can become to be not easy to identify when the angle reaches 110 degree or more
Show content.The detection method of laptop folding angle in the prior art are as follows: place one among liquid crystal display panel and frame
Magnet, places a Hall sensor on mainboard, when folding screen, after magnet changes with respect to Hall sensor distance, and Hall
Sensor notification detection device, detection device is opened by the changing value determination of distance and angle.
At least there are the following problems in the prior art for inventor's discovery: as notebook-type computer screen accounting is higher and higher, screen
Curtain frame is more and more narrow, and magnet placement space is also fewer and fewer.Magnet placement location is improper, will cause folding screen angle detection and misses
It is poor big, or detection failure.
Summary of the invention
Embodiment of the present invention is designed to provide a kind of electronic device and electronic device folding angle detecting method,
The screen for capableing of accurate detection electronic installation opens and closes angle.
In order to solve the above technical problems, embodiments of the present invention provide a kind of electronic device, comprising:
First main part, the second main part with first main part rotation connection, further include the cunning with sliding end
Dynamic rheostat, the angle detection module being electrically connected with the slide rheostat, the sliding end are connected with first main part,
Rotation of position of the sliding end on slide rheostat with first main part relative to second main part becomes
Change, the angle detection module determines first main part and second master according to the current resistance value of the slide rheostat
Current folding angle between body portion.
Embodiments of the present invention additionally provide a kind of electronic device folding angle detecting method, comprising: provide above-mentioned
Electronic device obtains rheostatic current resistance value；The first main part and the second master are calculated according to the rheostatic current resistance value
Current folding angle between body portion.
In terms of existing technologies, electronic device includes the first main part and leads with first embodiments of the present invention
Second main part of body portion rotation connection, by the way that the slide rheostat with sliding end, and sliding end and the first master is additionally arranged
Body portion is connected, and rotation of position of the sliding end on slide rheostat with the first main part relative to the second main part changes,
So that the resistance value of slide rheostat can occur to change accordingly when electronic device folding screen, that is to say, that different screen foldings
Angle is corresponding with a specific slide rheostat resistance value to be made since the slide rheostat is electrically connected with angle detection module
Working as between the first main part and the second main part can be determined according to the current resistance value of slide rheostat by obtaining angle detection module
Preceding folding angle, to realize the accurate detection of the screen folding angle of electronic device, avoid " using Hall sensor and
When magnet detects screen folding angle, as notebook-type computer screen accounting is higher and higher, screen frame is more and more narrow, and magnet is placed
Space is also fewer and fewer.Magnet placement location is improper, will cause folding screen angle detection error it is big, or detection failure " feelings
Condition occurs.
In addition, further include hinge, the hinge includes the first connecting portion fixed with first main part, with described the
The fixed second connecting portion of two main parts, the first connecting portion and the second connecting portion are rotatablely connected；The sliding variable resistance
Device further include with the sliding part against and the resistance coil that is electrically connected, the sliding part be fixed in the first connecting portion,
The resistance coil is fixed in the second connecting portion.In this manner, so that the first main part and the second main part are logical
It crosses hinge and realizes rotation connection, when the first connecting portion of hinge is rotated relative to second connecting portion, be fixed on first connecting portion
Sliding part can also rotate with it, so that the resistance value of slide rheostat can change with the rotation of sliding part, to realize not
Same folding angle corresponds to the resistance value of different slide rheostats.
In addition, the resistance coil is arranged around the shaft of the second connecting portion, the sliding part is around the shaft
It is slided in the resistance coil.
In addition, further including mainboard, nut, the first electric connection line and the second electric connection line, the angle detection module setting
On the main board, screw hole there are two setting on the mainboard, is equipped between two screw holes and the angle detection module
The position of first electric connection line, screw hole described in the second connecting portion face is equipped with through-hole；The nut pass through the through-hole with
The screw hole cooperates；One end of second electric connection line is connect with the rheostat, the other end extends to the through-hole,
The rheostat is electrically connected via first connecting line, the nut and second connecting line with the angle detection module
It connects.In this manner, enable hinge it is stable while being fixed in second connecting portion, realize slide rheostat with
The electrical connection of angle detection module.
In addition, the mainboard is equipped with resistance, the resistance is connected with the rheostat.
In addition, the mainboard is equipped with resistance, the resistance and the varistors in parallel.
In addition, the mainboard is PCB circuit board.
In addition, described according to current between rheostatic current resistance value first main part of calculating and the second main part
Angle is opened and closed, is specifically included: obtaining the resistance value of the resistance in mainboard；According to the resistance value of the resistance and described rheostatic current
The input voltage of resistance value acquisition mainboard；The current folding angle is calculated according to the input voltage.
In addition, the input voltage that mainboard is obtained according to the resistance value and the rheostatic current resistance value of the resistance,
It specifically includes: the input voltage: Uinput=U × Rab/ (Rab+R1) is obtained according to following equation；Wherein, Uinput is institute
Input voltage is stated, Rab is the rheostatic current resistance value, and R1 is the resistance value of the resistance, and U is that mainboard does not access the variable resistance
Input voltage when device.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the structural schematic diagram for the electronic device that first embodiment provides according to the present invention；
Fig. 2 is the schematic perspective view for the hinge that first embodiment provides according to the present invention；
Fig. 3 is the equivalent circuit diagram for the electronic device that first embodiment provides according to the present invention；
Fig. 4 is the flow chart for the electronic device folding angle detecting method that second embodiment provides according to the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention
In formula, many technical details are proposed in order to make reader more fully understand the present invention.But even if without these technical details
And various changes and modifications based on the following respective embodiments, claimed technical solution of the invention also may be implemented.
The first embodiment of the present invention is related to a kind of electronic devices 100, and specific structure is as shown in Figures 1 and 2, comprising:
First main part 1, the second main part 2 with the rotation connection of the first main part 1, further include the cunning with sliding end 31
Dynamic rheostat 3, the angle detection module 51 being electrically connected with slide rheostat 3,31 ends of sliding are connected with the first main part 1, slide
Rotation of position of the end 31 on slide rheostat 3 with the first main part 1 relative to the second main part 2 changes, angle detection
Module 51 determines the current folding angle between the first main part 1 and the second main part 2 according to the current resistance value of slide rheostat 3
Degree.
In terms of existing technologies, electronic device 100 includes the first main part 1 and with the to embodiments of the present invention
Second main part 2 of one main part 1 rotation connection, by the way that the slide rheostat 3 with sliding end 31, and sliding end is additionally arranged
31 are connected with the first main part 1, and position of the sliding end 31 on slide rheostat 3 is main relative to second with the first main part 1
The rotation in body portion 2 changes, so that the resistance value of slide rheostat 3 can occur to change accordingly when the folding screen of electronic device 100,
That is different screen folding angles are corresponding with 3 resistance value of specific slide rheostat, due to slide rheostat 3 and
Angle detection module 51 is electrically connected, and angle detection module 51 is enabled to determine first according to the current resistance value of slide rheostat 3
Current folding angle between main part 1 and the second main part 2, thus realize the screen folding angle of electronic device 100
Accurate detection avoids " when using Hall sensor and magnet detection screen folding angle, as notebook-type computer screen accounting is got over
Come higher, screen frame is more and more narrow, and magnet placement space is also fewer and fewer.Magnet placement location is improper, will cause folding screen
Angle detection error is big, or detection failure " the case where occur.
The realization details of the electronic device 100 provided below present embodiment is specifically described, and the following contents is only
For convenience of the realization details provided is understood, not implement the necessary of this programme.
In present embodiment, as shown in Fig. 2, further including hinge 4, hinge 4 includes first company fixed with the first main part 1
Socket part 41, the second connecting portion 42 fixed with the second main part 2, first connecting portion 41 and second connecting portion 42 are rotatablely connected；It is sliding
Dynamic rheostat 3 further include with sliding part 31 against and the resistance coil 32 that is electrically connected, sliding part 31 be fixed on first connecting portion 41
On, resistance coil 32 is fixed in second connecting portion 42.Specifically, resistance coil 32 is set around the shaft of second connecting portion 42
It sets, 31 twisted rotary shaft of sliding part slides in resistance coil 32.That is, the first main part 1 in present embodiment and
Two main parts 2 realize rotation connection by hinge 4, when the first connecting portion 41 of hinge 4 is rotated relative to second connecting portion 42, Gu
The sliding part 31 for being scheduled on first connecting portion 41 can also rotate with it, and meeting twisted rotary shaft is in resistance coil when being rotated due to sliding part 31
Sliding in 32, so that the resistance value of slide rheostat 3 can change with the rotation of sliding part 31, to realize different foldings
Angle corresponds to the resistance value of different slide rheostats 3.
It is noted that further include mainboard 5, nut (not shown go out), the first electric connection line 6 and the second electric connection line 7,
Angle detection module 51 is arranged on mainboard 5, is set on mainboard 5 there are two screw hole 52, two screw holes 52 and angle detection module 51
Between be equipped with the first electric connection line 6, the position of 42 face screw hole 52 of second connecting portion is equipped with through-hole 421；Nut passes through through-hole
421 cooperate with screw hole 52；One end of second electric connection line 7 is connect with slide rheostat 3, the other end extends to through-hole 421,
Slide rheostat 3 is electrically connected via the first electric connection line 6, nut and the second electric connection line 6 with angle detection module 51.Pass through
Such mode, enable hinge 4 it is stable while being fixed in second connecting portion 42, realize slide rheostat 3 and angle
Spend the electrical connection of detection module 51.
In order to make it easy to understand, as shown in figure 3, equivalent circuit diagram between slide rheostat 3 and angle detection module 51,
As can be seen that being additionally provided with resistance 53 on mainboard 3, when slide rheostat is connected into the circuit in mainboard 5, connect with resistance 53, thus
Angle detection module 51 can be made to determine the first main part 1 and the second main body according to the variation of 53 voltage value of resistance in motherboard circuit
Folding angle between portion 2.
It is understood that when slide rheostat is connected into the circuit in mainboard 5, it can also be in parallel with resistance 53, so as to
So that angle detection module 51 determines between the first main part 1 and the second main part 2 according to the variation of current value in motherboard circuit
Folding angle.
It should be noted that the mainboard 5 in present embodiment is PCB circuit board, PCB circuit board is also known as printed wiring board,
It is important electronic component, is the supporter of electronic component, is the carrier of electronic component electrical connection.
Second embodiment of the present invention is related to a kind of electronic device folding angle detecting method, present embodiment it is specific
Process is as shown in Figure 4, comprising:
S201: above-mentioned electronic device is provided.
S202: the current resistance value of slide rheostat is obtained.
About step S202, specifically, the resistance value of slide rheostat can be according to the reading shown on slide rheostat
It determines.
S203: the current folding angle between the first main part and the second main part is obtained according to rheostatic current resistance value
Degree.
About step S203, the first main part and can specifically, in present embodiment be obtained in the following way
Current folding angle between two main parts: the resistance value of the resistance in mainboard is obtained；According to the resistance value of the resistance and the change
The current resistance value for hindering device obtains the input voltage of mainboard；The current folding angle is obtained according to the input voltage.This implementation
The input voltage of mainboard is obtained in mode according to the resistance value of the resistance and the rheostatic current resistance value, it can be with are as follows: according to
Following equation obtains the input voltage: Uinput=U × Rab/ (Rab+R1)；Wherein, Uinput is the input voltage,
Rab is the rheostatic current resistance value, and R1 is the resistance value of the resistance, and U is input when mainboard does not access the rheostat
Voltage.
In terms of existing technologies, electronic device includes the first main part and leads with first embodiments of the present invention
Second main part of body portion rotation connection, by the way that the slide rheostat with sliding end, and sliding end and the first master is additionally arranged
Body portion is connected, and rotation of position of the sliding end on slide rheostat with the first main part relative to the second main part changes,
So that the resistance value of slide rheostat can occur to change accordingly when electronic device folding screen, that is to say, that different screen foldings
Angle is corresponding with a specific slide rheostat resistance value to be made since the slide rheostat is electrically connected with angle detection module
Working as between the first main part and the second main part can be determined according to the current resistance value of slide rheostat by obtaining angle detection module
Preceding folding angle, to realize the accurate detection of the screen folding angle of electronic device, avoid " using Hall sensor and
When magnet detects screen folding angle, as notebook-type computer screen accounting is higher and higher, screen frame is more and more narrow, and magnet is placed
Space is also fewer and fewer.Magnet placement location is improper, will cause folding screen angle detection error it is big, or detection failure " feelings
Condition occurs.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of electronic device, including the first main part, the second main part with first main part rotation connection, feature
It is, further includes the slide rheostat with sliding end, the angle detection module being electrically connected with the slide rheostat, the cunning
Moved end is connected with first main part, and position of the sliding end on slide rheostat is opposite with first main part
Change in the rotation of second main part, the angle detection module determines institute according to the current resistance value of the slide rheostat
State the current folding angle between the first main part and second main part.
2. electronic device according to claim 1, which is characterized in that further include hinge, the hinge includes and described
The fixed first connecting portion of one main part, the second connecting portion fixed with second main part, the first connecting portion and institute
State second connecting portion rotation connection；The slide rheostat further include with the sliding part against and the resistance coil that is electrically connected,
The sliding part is fixed in the first connecting portion, and the resistance coil is fixed in the second connecting portion.
3. electronic device according to claim 2, which is characterized in that the resistance coil is around the second connecting portion
Shaft setting, the sliding part slide in the resistance coil around the shaft.
4. electronic device according to claim 2, which is characterized in that further include mainboard, nut, the first electric connection line and
Two electric connection lines, angle detection module setting on the main board, set that there are two screw hole, two spiral shells on the mainboard
The first electric connection line is equipped between hole and the angle detection module, the position of screw hole described in the second connecting portion face is set
There is through-hole；The nut passes through the through-hole and the screw hole cooperates；One end of second electric connection line and the cunning
Dynamic rheostat connection, the other end extend to the through-hole, and the slide rheostat is via first electric connection line, the nut
And second electric connection line is electrically connected with the angle detection module.
5. electronic device according to claim 1, which is characterized in that the mainboard is equipped with resistance, the resistance and institute
State rheostat series connection.
6. electronic device according to claim 1, which is characterized in that the mainboard is equipped with resistance, the resistance and institute
State varistors in parallel.
7. electronic device according to any one of claims 1 to 6, which is characterized in that the mainboard is PCB circuit board.
8. a kind of electronic device opens and closes angle detecting method characterized by comprising
Such as the described in any item electronic devices of the claims 1 to 7 are provided；
Obtain the current resistance value of slide rheostat；
The current folding angle between the first main part and the second main part is calculated according to the rheostatic current resistance value.
9. electronic device according to claim 8 opens and closes angle detecting method, which is characterized in that described according to the variable resistance
The current resistance value of device calculates the current folding angle between the first main part and the second main part, specifically includes:
Obtain the resistance value of the resistance in mainboard；
The input voltage of mainboard is obtained according to the resistance value of the resistance and the rheostatic current resistance value；
The current folding angle is obtained according to the input voltage.
10. electronic device according to claim 9 opens and closes angle detecting method, which is characterized in that described according to the electricity
The resistance value of resistance and the rheostatic current resistance value obtain the input voltage of mainboard, specifically include: obtaining institute according to following equation
State input voltage:
Uinput=U × Rab/ (Rab+R1)；
Wherein, Uinput is the input voltage, and Rab is the rheostatic current resistance value, and R1 is the resistance value of the resistance, U
The input voltage when rheostat is not accessed for mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574915.6A CN110243280A (en) | 2019-06-28 | 2019-06-28 | Electronic device and electronic device open and close angle detecting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574915.6A CN110243280A (en) | 2019-06-28 | 2019-06-28 | Electronic device and electronic device open and close angle detecting method |
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| Publication Number | Publication Date |
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| CN110243280A true CN110243280A (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910574915.6A Pending CN110243280A (en) | 2019-06-28 | 2019-06-28 | Electronic device and electronic device open and close angle detecting method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849257A (en) * | 2019-11-27 | 2020-02-28 | Oppo广东移动通信有限公司 | Electronic equipment and folding angle detection method |
| CN113090146A (en) * | 2021-04-02 | 2021-07-09 | 上海创米科技有限公司 | Hinge and method for mounting distance measuring assembly in hinge |
| CN114111563A (en) * | 2021-11-03 | 2022-03-01 | 浙江大学 | Automatic angle calibration mechanism |
| CN114244941A (en) * | 2022-01-25 | 2022-03-25 | Oppo广东移动通信有限公司 | Electronic device |
| CN116168585A (en) * | 2023-04-26 | 2023-05-26 | 江西明天高科技股份有限公司 | Hemostatic forceps simulator |
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| TW201122778A (en) * | 2009-12-31 | 2011-07-01 | Compal Electronics Inc | Notebook computer and hinge module with angle detector thereof |
| CN104345790A (en) * | 2013-07-29 | 2015-02-11 | 联想(北京)有限公司 | Electronic equipment and method for controlling electronic equipment |
| TW201537393A (en) * | 2014-03-28 | 2015-10-01 | Intel Corp | Rotation sensor device |
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| TW201122778A (en) * | 2009-12-31 | 2011-07-01 | Compal Electronics Inc | Notebook computer and hinge module with angle detector thereof |
| CN104345790A (en) * | 2013-07-29 | 2015-02-11 | 联想(北京)有限公司 | Electronic equipment and method for controlling electronic equipment |
| TW201537393A (en) * | 2014-03-28 | 2015-10-01 | Intel Corp | Rotation sensor device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849257A (en) * | 2019-11-27 | 2020-02-28 | Oppo广东移动通信有限公司 | Electronic equipment and folding angle detection method |
| CN110849257B (en) * | 2019-11-27 | 2022-04-01 | Oppo广东移动通信有限公司 | Electronic equipment and folding angle detection method |
| CN113090146A (en) * | 2021-04-02 | 2021-07-09 | 上海创米科技有限公司 | Hinge and method for mounting distance measuring assembly in hinge |
| CN114111563A (en) * | 2021-11-03 | 2022-03-01 | 浙江大学 | Automatic angle calibration mechanism |
| CN114244941A (en) * | 2022-01-25 | 2022-03-25 | Oppo广东移动通信有限公司 | Electronic device |
| CN114244941B (en) * | 2022-01-25 | 2024-04-16 | Oppo广东移动通信有限公司 | Electronic equipment |
| CN116168585A (en) * | 2023-04-26 | 2023-05-26 | 江西明天高科技股份有限公司 | Hemostatic forceps simulator |
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Application publication date: 20190917 |
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