CN105487607A - Weighable mobile terminal and control method - Google Patents
Weighable mobile terminal and control method Download PDFInfo
- Publication number
- CN105487607A CN105487607A CN201510794019.2A CN201510794019A CN105487607A CN 105487607 A CN105487607 A CN 105487607A CN 201510794019 A CN201510794019 A CN 201510794019A CN 105487607 A CN105487607 A CN 105487607A
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- CN
- China
- Prior art keywords
- extrusion
- article
- mobile terminal
- controller
- elongation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/14—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing suspended loads
- G01G19/18—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing suspended loads having electrical weight-sensitive devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
Abstract
The invention discloses a weighable mobile terminal and a control method. The mobile terminal comprises a housing and a display apparatus. The mobile terminal further comprises a stretching body, a detection apparatus and a controller. The detection apparatus and the display apparatus are connected with the controller. The detection apparatus is used for detecting a stretching amount of the stretching body after an article is hung, and sending the stretching amount to the controller. The controller is used for calculating the weight of the article and displaying the calculated weight of the article through the display apparatus. According to the mobile terminal, the weighed article can be prevented from pressing the mobile terminal when the article is weighed, thereby preventing the mobile terminal from being damaged or contaminated.
Description
Technical field
The present invention relates to technical field of mobile terminals, particularly a kind of mobile terminal of weighing and control method.
Background technology
In daily life, often can use various different mobile device, such as, mobile phone, panel computer etc., and along with development in science and technology, the function of these mobile devices gets more and more, to better meet user's request, wherein, increasing mobile device has possessed function of weighing, such as, a lot of mobile phone has possessed function of weighing, user can directly be weighed article by mobile phone, existing mobile phone of weighing normally is provided with LOAD CELLS at interior of mobile phone, by article are placed on mobile phone, LOAD CELLS is exerted pressure, and obtain force value, by the processor of mobile phone, this force value is converted to the weight of article again.
But when utilizing existing mobile terminal of weighing to weigh, need article to be directly laminated on mobile terminal to weigh, these article not only can pollute mobile terminal, also mobile terminal may be caused to damage because of excessive to the pressure of mobile terminal, therefore, how to while utilizing mobile terminal to weigh to article, and avoid being weighed article and cover mobile terminal, preventing mobile terminal from damaging or staiing is technical matters urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of mobile terminal of weighing and control method, while article are weighed, can avoid being weighed article and cover mobile terminal, prevent mobile terminal from damaging.
The present invention is solved the problem by following technological means:
Mobile terminal of weighing provided by the invention, also comprise extrusion, pick-up unit and controller, described pick-up unit is connected with described controller respectively with described display device, one end of described extrusion is fixed in described shell, the described extrusion other end is for hanging article to be weighed, described pick-up unit is for detecting the elongation of described extrusion after hanging described article, and described elongation is sent to described controller, described controller is used for the weight calculating described article according to described elongation and the first formula: M=(E × S × △ L)/(L × g), and the weight of the described article of gained is calculated by described display device display, in described first formula, M is the weight of described article, E is the Young modulus of described extrusion, S is the cross-sectional area of described extrusion, L is the length before described extrusion is extended, △ L is described elongation, g is acceleration of gravity.
Further, described pick-up unit comprises detection head and capacitance detecting device, described detection head comprises the top crown and bottom crown that are oppositely arranged, described top crown and described bottom crown composition electric capacity, described top crown is fixed in described extrusion, described bottom crown is fixed on described shell, described capacitance detecting device is connected with described top crown and described bottom crown respectively, and capacitance detecting device is also connected with described controller, capacitance detecting device is for the electric capacity measured between described top crown and described bottom crown and capacitance is sent to described controller, described controller is used for according to described capacitance and the second formula: △ L=ε S1/4 π k) * (1/C
0-1/C
1) calculate described elongation △ L, in described second formula, S1 is the overlapping area of described top crown and described bottom crown, and k is electrostatic force constant, C
0for capacitance during non-suspended item, C
1for the capacitance after suspended item.
Further, described top crown and described bottom crown are all mutually vertical with described extrusion.
Concrete, described top crown and described bottom crown are as planar metal plate.
Concrete, described extrusion is tinsel.
Further, the two ends of described bottom crown are respectively equipped with baffle plate and relative with described top crown, and when described extrusion reaches maximum tension length, described top crown contacts with described baffle plate.
Further, described extrusion is provided with hook for the one end hanging described article.
The control method of the mobile terminal can weighed as above provided by the invention, comprises the following steps:
Detecting step, detects the elongation being hung with the described extrusion of article to be weighed by described pick-up unit;
Treatment step, calculated the weight of described article according to the first formula: M=(E × S × △ L)/(L × g) by described controller, in described second formula, M is the weight of described article, E is the Young modulus of described extrusion, and S is the cross-sectional area of described extrusion, and L is the length before described extrusion is extended, △ L is described elongation, and g is acceleration of gravity;
Step display, shows by described display device the weight that described controller calculates the described article of gained.
Also comprise clearing step before further described detecting step, make the weight that described display device shows be zero by described controller.
Mobile terminal of weighing provided by the invention and control method, before use, described extrusion can be made to keep vertical state, during use, first hang items to be weighed can be used in described extrusion the one end hanging described article, under the Action of Gravity Field of described article, described extrusion is stretched, the elongation of described extrusion is detected again by described pick-up unit, then described controller calculates the weight of described article according to described elongation and described second formula: M=(E × S × △ L)/(L × g), described second formula can be obtained by the principle measuring solid material Young modulus, wherein, the Young modulus E of described extrusion can check according to the concrete material of described extrusion, the cross-sectional area S of described extrusion and described extrusion extend before length L can record in advance, and gravity acceleration g is known, add the described elongation △ L recorded, described controller can calculate the weight M of article, and the weight M of described article can be shown on said display means, user is facilitated to read, to sum up, due to when weighing, article are suspended in described extrusion all the time, and need not cover on described shell or display device, thus can while article are weighed, avoid being weighed article and cover mobile terminal, prevent mobile terminal from damaging.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is the schematic diagram of mobile terminal of weighing provided by the invention;
Fig. 2 is the schematic block circuit diagram of mobile terminal of weighing provided by the invention;
Fig. 3 is the process flow diagram of the control method of mobile terminal of weighing provided by the invention.
Description of reference numerals:
1-shell, 2-display device, 3-extrusion, 4-pick-up unit, 41-detection head, 42-capacitance detecting device 42,411-top crown, 412-bottom crown, 5-controller, 6-links up with.
Embodiment
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
Term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.
Below with reference to accompanying drawing, the present invention is described in detail, as depicted in figs. 1 and 2: the mobile terminal of weighing described in the present embodiment, comprise shell 1, display device 2, extrusion 3, pick-up unit 4 and controller 5, pick-up unit 4 is connected with controller 5 respectively with display device 2, one end of extrusion 3 is fixed in shell 1, the other end is for hanging article (not shown) to be weighed, pick-up unit 4 is for detecting the elongation of extrusion 3 after suspended item, and described elongation is sent to controller 5, controller 5 is for calculating the weight of described article according to described elongation and the first formula: M=(E × S × △ L)/(L × g), and the weight of the described article calculating gained is shown by display device 2, in described second formula, M is the weight of described article, E is the Young modulus of extrusion 3, S is the cross-sectional area of extrusion 3, L is the length before extrusion 3 is extended, △ L is described elongation, g is acceleration of gravity.
Mobile terminal described in the present embodiment, before use, extrusion 3 can be made to keep vertical state, during use, first hang items to be weighed can be used in extrusion 3 one end hanging described article, under the Action of Gravity Field of described article, extrusion 3 is stretched, the elongation of extrusion 3 is detected again by pick-up unit 4, then calculated the weight of described article according to described second formula: M=(E × S × △ L)/(L × g) by controller 5, described second formula can be obtained by the principle measuring solid material Young modulus, M is the weight of described article, E is the Young modulus of extrusion 3, S is the cross-sectional area of extrusion 3, L is the length before extrusion 3 is extended, △ L is described elongation, g is acceleration of gravity, wherein, the Young modulus E of extrusion 3 can check in existing chart and data according to the concrete material of extrusion 3, the cross-sectional area S of extrusion 3 and extrusion 3 extend before length L can record in advance, and gravity acceleration g is known, add the described elongation △ L recorded, controller 5 can calculate the weight M of article, and the weight M of described article can be shown on display 2, user is facilitated to read, to sum up, due to when weighing, article are suspended in extrusion 3 all the time, and need not cover on shell 1 or display device, thus can while article are weighed, avoid being weighed article and cover described mobile terminal, prevent mobile terminal from damaging.
Concrete, pick-up unit 4 comprises detection head 41 and capacitance detecting device 42, detection head 41 comprises the top crown 411 and bottom crown 412 that are oppositely arranged, top crown 411 and bottom crown 412 form electric capacity, top crown 411 is fixed in extrusion 3, bottom crown 412 is fixed on shell 1, capacitance detecting device 42 is connected with top crown 411 and bottom crown 412 respectively, and capacitance detecting device 42 is also connected with controller 5, capacitance detecting device 42 is for the electric capacity measured between top crown 411 and bottom crown 412 and capacitance is sent to controller 5, controller 5 can according to described capacitance and the second formula: △ L=ε S1/4 π k) * (1/C
0-1/C
1) calculate described elongation △ L, in described second formula, S1 is the overlapping area of top crown 411 and bottom crown 412, and k is electrostatic force constant, C
0for capacitance during non-suspended item, C
1for the capacitance after suspended item, thus the change calculations by detecting described electric capacity draws the elongation of extrusion 3, and then calculates the weight of suspended item.
In order to ensure weighing precision further, top crown 411 and bottom crown 412 can be made all mutually vertical with extrusion 3, thus avoid because the relative extrusion 3 of top crown 411 tilts and affect the accuracy of the amount of tension of mensuration, thus, can weighing precision be improved.
Concrete, top crown 411 and bottom crown 412 all adopt planar metal plate.
Extrusion 3 can adopt tinsel, plastic wire, polymer filament or its bar shaped or filamentous, but because tinsel has higher-strength compared to other materials, not easily rupture because of stretching, therefore, extrusion 3 preferably adopts metal wire structure, increase the service life, and when the article that measurement weight is larger, not easy fracture.
Further, extrusion 3 specifically can adopt steel wire.
Baffle plate 6 can be respectively equipped with and relative with top crown 411 at the two ends of bottom crown 412, when extrusion 3 reaches maximum tension length, top crown 411 contacts with baffle plate 6, thus stop that baffle plate 6 continues to move down, prevent extrusion 3 from exceeding stretching limit and cause fracture or damage, thus improving the accuracy of serviceable life and detection.
For the ease of suspended item, in extrusion 3, hook 7 can be set for the one end hanging described article, thus can be with the hang items of weighing on hook 7, difficult drop-off and conveniently taking.
As shown in Figure 3, the embodiment of the present invention also provides a kind of control method of the mobile terminal of weighing as above described in any embodiment, comprises the following steps:
Detecting step, detects the elongation being hung with the extrusion 3 of article to be weighed by pick-up unit 4;
Treatment step, calculated the weight of described article according to the second formula: M=(E × S × △ L)/(L × g) by controller 5, in described second formula, M is the weight of described article, E is the Young modulus of extrusion 3, and S is the cross-sectional area of extrusion 3, and L is the length before extrusion 3 is extended, △ L is described elongation, and g is acceleration of gravity;
Step display, calculates the weight of the article of gained by display device 2 display controller 5.
Control method described in the present embodiment, the weight that extrusion 3 can record article can be suspended on all the time at article, and need not cover on shell 1 or display device, thus can while article are weighed, avoid being weighed article and cover described mobile terminal, prevent mobile terminal from damaging.
Above-mentioned detecting step specifically comprises the change of the capacitance being detected the electric capacity of top crown 411 and lower pole half 412 composition by capacitance detecting device 42, by described second formula: △ L=ε S1/4 π k) * (1/C
0-1/C
1) calculating described amount of tension △ L, concrete principle repeats no more.
In order to improve the accuracy of weighing results, before described detecting step, also comprising clearing step, namely before execution detecting step, first making the weight of display in display device 2 be zero by controller 5, eliminating error, make the weight of the article recorded more accurate.
It should be noted that, above-mentioned clearing step, detecting step, treatment step and step display can carry out successively, and clearing step before can first by described hang items in extrusion 3.
Mobile terminal in the various embodiments described above can be the moveable electronic equipment such as mobile phone, panel computer.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (9)
1. the mobile terminal that can weigh, comprise shell and display device, it is characterized in that: also comprise extrusion, pick-up unit and controller, described pick-up unit is connected with described controller respectively with described display device, one end of described extrusion is fixed in described shell, the described extrusion other end is for hanging article to be weighed, described pick-up unit is for detecting the elongation of described extrusion after hanging described article, and described elongation is sent to described controller, described controller is used for the weight calculating described article according to described elongation and the first formula: M=(E × S × △ L)/(L × g), and the weight of the described article of gained is calculated by described display device display, in described first formula, M is the weight of described article, E is the Young modulus of described extrusion, S is the cross-sectional area of described extrusion, L is the length before described extrusion is extended, △ L is described elongation, g is acceleration of gravity.
2. mobile terminal according to claim 1, it is characterized in that: described pick-up unit comprises detection head and capacitance detecting device, described detection head comprises the top crown and bottom crown that are oppositely arranged, described top crown and described bottom crown composition electric capacity, described top crown is fixed in described extrusion, described bottom crown is fixed on described shell, described capacitance detecting device is connected with described top crown and described bottom crown respectively, and capacitance detecting device is also connected with described controller, capacitance detecting device is for the electric capacity measured between described top crown and described bottom crown and capacitance is sent to described controller, described controller is used for according to described capacitance and the second formula: △ L=ε S1/4 π k) * (1/C
0-1/C
1) calculate described elongation △ L, in described second formula, S1 is the overlapping area of described top crown and described bottom crown, and k is electrostatic force constant, C
0for capacitance during non-suspended item, C
1for the capacitance after suspended item.
3. mobile terminal according to claim 2, is characterized in that: described top crown and described bottom crown are all mutually vertical with described extrusion.
4. mobile terminal according to claim 2, is characterized in that: described top crown and described bottom crown are as planar metal plate.
5. the mobile terminal according to any one of claim 1-4, is characterized in that: described extrusion is tinsel.
6. mobile terminal according to claim 2, is characterized in that: the two ends of described bottom crown are respectively equipped with baffle plate and relative with described top crown, and when described extrusion reaches maximum tension length, described top crown contacts with described baffle plate.
7. mobile terminal according to claim 5, is characterized in that: described extrusion is provided with hook for the one end hanging described article.
8. a control method for mobile terminal as claimed in claim 1, is characterized in that: comprise the following steps:
Detecting step, detects the elongation being hung with the described extrusion of described article by described pick-up unit;
Treatment step, calculated the weight of described article according to described elongation and the first formula: M=(E × S × △ L)/(L × g) by described controller, in described first formula, M is the weight of described article, E is the Young modulus of described extrusion, and S is the cross-sectional area of described extrusion, and L is the length before described extrusion is extended, △ L is described elongation, and g is acceleration of gravity;
Step display, shows by described display device the weight that described controller calculates the described article of gained.
9. control method according to claim 8, is characterized in that: also comprise clearing step before described detecting step, makes the weight that described display device shows be zero by described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510794019.2A CN105487607A (en) | 2015-11-18 | 2015-11-18 | Weighable mobile terminal and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510794019.2A CN105487607A (en) | 2015-11-18 | 2015-11-18 | Weighable mobile terminal and control method |
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| Publication Number | Publication Date |
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| CN105487607A true CN105487607A (en) | 2016-04-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510794019.2A Pending CN105487607A (en) | 2015-11-18 | 2015-11-18 | Weighable mobile terminal and control method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928594A (en) * | 2016-06-07 | 2016-09-07 | Tcl移动通信科技（宁波）有限公司 | Weight measuring device of mobile terminal and weight measuring method of weight measuring device |
| CN107271010A (en) * | 2017-08-01 | 2017-10-20 | 安徽永恒动力科技有限公司 | The coated plate on-line monitoring device and its detection method of a kind of battery pole plates |
| CN112272761A (en) * | 2018-06-07 | 2021-01-26 | 安托利尼平衡有限公司 | Method for handling and inspecting block-shaped or plate-shaped raw materials or products in general |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928594A (en) * | 2016-06-07 | 2016-09-07 | Tcl移动通信科技（宁波）有限公司 | Weight measuring device of mobile terminal and weight measuring method of weight measuring device |
| CN107271010A (en) * | 2017-08-01 | 2017-10-20 | 安徽永恒动力科技有限公司 | The coated plate on-line monitoring device and its detection method of a kind of battery pole plates |
| CN112272761A (en) * | 2018-06-07 | 2021-01-26 | 安托利尼平衡有限公司 | Method for handling and inspecting block-shaped or plate-shaped raw materials or products in general |
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Application publication date: 20160413 |
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