CN105652654A - Smart watch with magnetic field intensity detection function - Google Patents
Smart watch with magnetic field intensity detection function Download PDFInfo
- Publication number
- CN105652654A CN105652654A CN201610183868.9A CN201610183868A CN105652654A CN 105652654 A CN105652654 A CN 105652654A CN 201610183868 A CN201610183868 A CN 201610183868A CN 105652654 A CN105652654 A CN 105652654A
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- China
- Prior art keywords
- magnetic field
- field intensity
- control module
- module
- intelligent watch
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G21/00—Input or output devices integrated in time-pieces
- G04G21/02—Detectors of external physical values, e.g. temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electric Clocks (AREA)
Abstract
The invention discloses a smart watch with a magnetic field intensity detection function. A magnetic field intensity detection circuit is arranged in a watch body and comprises a sensing module, an executing module and a protection switch; the sensing module comprises a magnetic field intensity sensor which is used for sensing the magnetic field intensity and sending an over-magnetic signal when the environmental magnetic field intensity is larger than a preset value; the executing module is coupled to the sensing module and used for sending a power-down executing signal when the over-magnetic signal is received; the protection switch is connected between a power supply and a control module, responds to the executing module and switches off connection between the power supply and the control module when the power-down executing signal is received. The smart watch has the advantages that through magnetic field intensity detection, the control module of the smart watch additionally has the magnetic field intensity detection protection function, and therefore the phenomenon that the circuit is short due to the fact that the magnetic field intensity is too high is prevented; a warning function is supplied, and a user can learn the abnormal condition at the first time; by arranging two chambers, the independency of the magnetic field intensity detection circuit and the control module is guaranteed, and the using safety is improved.
Description
Technical field
The present invention relates to a kind of intelligent watch, more particularly, it relates to a kind of intelligent watch detecting with magnetic field intensity.
Background technology
Intelligent watch is to have information processing capability, meets the wrist-watch that wrist-watch basic fundamental requires. Except instruction time, also should there are prompting, navigation, calibration, monitoring, wherein one or more functions such as mutual; Display mode comprises pointer, numeral, image etc. In March, 2013 media report, the scientific and technological giants such as apple, Samsung, Google will later issue in 2013 intelligent watch. The CurrentAnalysis analyst Ai Wei Green of Market Research Corporation of America adds spy (AviGreengart) and thinks 2013 and may become intelligent watch first year.
But there is a problem in existing intelligent watch, if in the higher environment of magnetic field intensity, easily occur making intelligent watch inner member transfer of data to be interfered, can not ensure the accuracy of transfer of data, even cause the fault because of process operation conflict.
Summary of the invention
The deficiency existing for prior art, the object of the present invention is to provide a kind of too high a kind of intelligent watch of timely withdraw from service that plays of external magnetic field intensity of working as.
For achieving the above object, the invention provides following technical scheme: a kind of intelligent watch detecting with magnetic field intensity, comprise watchband and wrist-watch body, and be arranged on the control module of wrist-watch body interior, described control module is used for controlling intelligent watch and normally works, described wrist-watch body interior is provided with magnetic field intensity testing circuit, and described magnetic field intensity testing circuit comprises
Induction module, includes magnetic field strength transducer, for induced environment magnetic field intensity, when environmental magnetic field intensity is during higher than preset value, sends magnetic signal;
Executive Module, is coupled to induction module, in the time receiving magnetic signal, sends power down executive signal;
Protection switch, is connected between power supply and control module, in response to Executive Module, in the time receiving power down executive signal, jumps being connected between power-off source and control module.
Further: described induction module comprises
Benchmark portion, for being provided as the reference voltage of preset value;
Magnetic field strength transducer, for induced environment magnetic field intensity and be converted into sampled voltage;
Comparing section, is connected to benchmark portion and magnetic field strength transducer, for the value of benchmark voltage and sampled voltage;
Enforcement division, is connected to comparing section, for exporting magnetic signal.
Further: described magnetic field intensity testing circuit also includes alarm module, and described alarm module is coupled to induction module, in the time receiving magnetic signal, remind user's environmental magnetic field intensity too high.
Further: described benchmark portion comprises the first resistance, the second resistance and the 3rd resistance that series connection arranges successively, and the node that described the first resistance and the second resistance couple provides reference voltage, and described the 3rd resistance is adjustable resistance.
Further: described wrist-watch body interior is provided with two mutual disconnected current collection chambeies, and described magnetic field intensity testing circuit and described control module arrange respectively in two current collection chambeies.
Further: described protection switch is normally closed switch.
Further: the inductive head of described magnetic field strength transducer is exposed to wrist-watch body exterior.
Further: in a magnetic field intensity testing circuit, described magnetic field strength transducer can be set to multiple, when the sampled voltage of one magnetic field strength transducer output is greater than its corresponding reference voltage, described magnetic field intensity testing circuit was exported magnetic signal.
Further: described magnetic field intensity testing circuit also comprises a shielding button, and described shielding button is arranged on the outside of wrist-watch body, in the time of shielding button actions, can make magnetic field intensity testing circuit dead electricity.
Further: described magnetic field strength transducer is coupled to control module, and sampled voltage is sent to control module.
By adopting technique scheme, compared to existing technology, play following effect, 1, detect by magnetic field intensity, make the control module of intelligent watch add the function of magnetic field intensity protection, prevent the too high short circuit of circuit because magnetic field intensity; 2, provide alarm function, user can be known abnormal conditions the very first time; 3, by offering two chambers, ensure the independence of magnetic field intensity testing circuit and control module, improved the security while use.
Brief description of the drawings
Fig. 1 is structural representation one in one embodiment of the present invention;
Fig. 2 is magnetic field intensity testing circuit topological diagram one in one embodiment of the present invention;
Fig. 3 is control module control topology figure mono-in one embodiment of the present invention;
Fig. 4 is magnetic field intensity testing circuit topological diagram two in one embodiment of the present invention;
Fig. 5 is magnetic field intensity testing circuit topological diagram three in one embodiment of the present invention;
Fig. 6 is alarm module topological diagram one in one embodiment of the present invention;
Fig. 7 is structural representation two in one embodiment of the present invention;
Fig. 8 is control module control topology figure bis-in one embodiment of the present invention;
Fig. 9 is texture edge cross-sectional schematic one in one embodiment of the present invention;
Figure 10 is structural representation three in one embodiment of the present invention;
Figure 11 is structural representation four in one embodiment of the present invention.
Reference numeral: 1, wrist-watch body; 10, intelligent interaction screen; 11, frame; 100, magnetic field intensity testing circuit; 111, magnetic field strength transducer; 112, benchmark portion; 113, comparing section; 114, enforcement division; 110, induction module; 115, alarm module; 120, current collection chamber two; 130, conductive contact; 200, control module; 210, current collection chamber one; 2, watchband; SW, shielding button.
Detailed description of the invention
Referring to figs. 1 through Figure 11, the embodiment of the present invention is described further.
Shown in Fig. 1, embodiment 1 is as follows, a kind of intelligent watch detecting with magnetic field intensity, comprise watchband 2 and wrist-watch body 1, on wrist-watch body 1, be provided with intelligent interaction screen 10, and be arranged on the control module 200 of wrist-watch body 1 inside, control module 200 includes main control chip and the conventional peripheral circuit (bluetooth of intelligent watch, GPS, wireless etc.), the core of this programme is under abnormal conditions, control its power down and ensure its service life, do not relate to the change to its internal structure, so do not repeat, it should be noted that, if be provided with multiple nodes between control module 200 and power supply, so to the quantity in requisition for increasing protection switch, control module 200 is normally worked for controlling intelligent watch, wrist-watch body 1 inside is provided with magnetic field intensity testing circuit 100, magnetic field intensity testing circuit 100 comprises
Induction module 110, includes magnetic field strength transducer 111, for induced environment magnetic field intensity, when environmental magnetic field intensity is during higher than preset value, sends magnetic signal; Shown in Fig. 2, induction module 110 comprises benchmark portion 112, for being provided as the reference voltage of preset value; Magnetic field strength transducer 111, for induced environment magnetic field intensity and be converted into sampled voltage; Comparing section 113, is connected to benchmark portion 112 and magnetic field strength transducer 111, for the value of benchmark voltage and sampled voltage; Enforcement division 114, is connected to comparing section 113, for exporting magnetic signal.
Benchmark portion 112 comprises that the first resistance R 1, the second resistance R 2 and the 3rd resistance R 3, the first resistance R 1 of series connection setting successively and the node that the second resistance R 2 couples provide reference voltage, and the 3rd resistance R 3 is adjustable resistance. By the setting of adjustable resistance, can regulate as required reference voltage.
Magnetic field strength transducer 111 comprises mistor R5 and the 4th resistance R 4 that series connection arranges, and the node coupling between mistor R5 and the 4th resistance R 4 provides sampled voltage.
Comparison circuit comprises comparator, and its positive input terminal is connected to sampled voltage, and its negative input end is connected to reference voltage. Comparator model is elected LM355 as.
Enforcement division 114 comprises the divider resistance string of the output that is connected to comparator, comprises the 6th resistance R 6 and the 7th resistance R 7 that series connection arranges; NPN manages Q1, and its base stage is connected to the node that the 6th resistance R 6 and the 7th resistance R 7 couple; The first relay coil KM1, is connected to NPN pipe Q1 colelctor electrode,
Shown in Fig. 3, protection switch, is connected between power supply and control module 200, in response to enforcement division 114, in the time receiving power down executive signal, jumps being connected between power-off source and control module 200. Protection switch herein, in response to the relay coil KM1 action in Fig. 2, is realized power supply and is jumped disconnected.
Owing to realizing, the circuit of magnetic field intensity measuring ability is more, understand for the ease of the essence technology to this programme, so below magnetic field intensity testing circuit 100 is carried out to exemplifying of embodiment:
Embodiment 2, on the basis of embodiment 1, by magnetic field strength transducer 111, directly with existing magnetic field strength transducer 111, what need to ensure its output is analog quantity, is not limited to the series connection of mistor and the 4th resistance.
Embodiment 3, on the basis of embodiment 1, the function of benchmark portion 112 (reference voltage is provided) can be also to provide by reference voltage generating circuit, in embodiment 1, obtains by electric resistance partial pressure, interference free performance is stronger.
Embodiment 4, shown in Fig. 4, on the basis of embodiment 1, the function of comparing section 113 also can replace with by the mode of numeral comparison and compare, the sampled voltage of now magnetic field strength transducer 111 being exported carries out analog-to-digital conversion by analog-to-digital conversion circuit, generate the sampled voltage representing with digital quantity, again this sampled voltage is delivered to single-chip microcomputer, by in monolithic Bigpian or the outer default register of sheet the reference voltage representing with digital quantity is equally provided, again by computing comparison, draw comparative result, directly exported magnetic signal from the I/O mouth of single-chip microcomputer.
Embodiment 5, shown in Fig. 5, on the basis of embodiment 1, if reference voltage and sampled voltage are all analog quantity, it changes into digital quantity by analog-to-digital conversion circuit respectively, and then compare by digital comparator, the output of digital comparator was exported magnetic signal, and without single-chip microcomputer.
Embodiment 6, shown in Fig. 6, magnetic field intensity testing circuit 100 also includes alarm module 115, alarm module 115 is coupled to induction module 110, in the time receiving magnetic signal, remind user's environmental magnetic field intensity too high, the conductively-closed of function of control module 200 at present. Alarm module 115 comprises the buzzer SP2 and the stand by lamp EL that are arranged in parallel, and buzzer can pass through the preset language of phonation circuit, prompting user.
Embodiment 7, shown in Fig. 6 and Fig. 7, because magnetic field intensity testing circuit 100 and control module 200 should realize independent setting, be specifically designed to so can set up one to the buzzer of alarm module 115 buzzer that alarm is used, ensure the element independence between module.
Embodiment 8, shown in Fig. 8, comprise that switch can be set to noncontacting switch, for example NPN pipe, in the time of the basis set input high level of Q3, the conducting of NPN pipe, control power supply, abnormal but if magnetic field intensity testing circuit 100 occurs self, so just do not have high level and produce, be normally closed so be defaulted as the on off state of noncontacting switch.
Above embodiment expands the design of circuit concept, and following examples relate to the design for physical location combined circuit and make expansion:
Embodiment 9, on the basis of embodiment 1, shown in Fig. 9, increase wrist-watch body 1 inside and be provided with two mutual disconnected current collection chambeies, magnetic field intensity testing circuit 100 and control module 200 arrange respectively in two current collection chambeies, be respectively current collection chamber 1 and current collection chamber 2 120, the inner original circuit installing space that intelligent watch basic function need to be provided of original wrist-watch body 1, and the function in current collection chamber 2 120 is: directly magnetic field intensity testing circuit 100 and control module 200 are made and being separated, in principle, current collection chamber 1 and current collection chamber 2 120 are not communicated with, prevent magnetic field intensity impact.
Embodiment 10, on the basis of embodiment 9, equally with reference to shown in Fig. 9, between current collection chamber 1 and current collection chamber 2 120, conductive contact 130 is set, and by the setting of conductive contact 130, make current collection chamber 1 and current collection chamber 2 120 in disconnected situation, also can carry out data communication, only use control module 200 and magnetic field intensity testing circuit 100 are drawn to the two ends that are fixed on conductive contact 130 by wire respectively, just can complete communication, small-sized water joint is preferably set in junction. So, magnetic field strength transducer 111 is coupled to control module 200, and sampled voltage is sent to control module 200, magnetic field strength transducer 111 just can play preferably reciprocation, under normal circumstances, for reminding user's environmental magnetic field intensity, and be shown on intelligent watch.
Embodiment 11, on the basis of embodiment 1, shown in Figure 10, the inductive head of magnetic field strength transducer 111 is exposed to wrist-watch body 1 outside, is arranged on the side of intelligent watch body 1.
Embodiment 12, on the basis of embodiment 1, shown in Figure 11, the inductive head of magnetic field strength transducer 111 is exposed to wrist-watch body 1 outside, is arranged on frame 11 places of intelligent watch body 1.
Embodiment 13, on the basis of embodiment 12, with reference to Figure 11 in a magnetic field intensity testing circuit 100, magnetic field strength transducer 111 can be set to multiple, when the sampled voltage that one magnetic field strength transducer 111 is exported is greater than its corresponding reference voltage, magnetic field intensity testing circuit 100 was exported magnetic signal.
Embodiment 14, on the basis of embodiment 1, shown in seeing figures.1.and.2, magnetic field intensity testing circuit 100 also comprises a shielding button, shielding button is arranged on the outside of wrist-watch body 1, in the time of shielding button actions, can make magnetic field intensity testing circuit 100 dead electricity.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is also not only confined to above-described embodiment, and all technical schemes belonging under thinking of the present invention all belong to protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the intelligent watch detecting with magnetic field intensity, comprise watchband (2) and wrist-watch body (1), and be arranged on the inner control module (200) of wrist-watch body (1), described control module (200) is normally worked for controlling intelligent watch, it is characterized in that: described wrist-watch body (1) inside is provided with magnetic field intensity testing circuit (100), and described magnetic field intensity testing circuit (100) comprises
Induction module (110), includes magnetic field strength transducer (111), for induced environment magnetic field intensity, when environmental magnetic field intensity is during higher than preset value, sends magnetic signal;
Executive Module, is coupled to induction module (110), in the time receiving magnetic signal, sends power down executive signal;
Protection switch, is connected between power supply and control module (200), in response to Executive Module, in the time receiving power down executive signal, jumps being connected between power-off source and control module (200).
2. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, is characterized in that: described induction module (110) comprises
Benchmark portion (112), for being provided as the reference voltage of preset value;
Magnetic field strength transducer (111), for induced environment magnetic field intensity and be converted into sampled voltage;
Comparing section (113), is connected to benchmark portion (112) and magnetic field strength transducer (111), for the value of benchmark voltage and sampled voltage;
Enforcement division (114), is connected to comparing section (113), for exporting magnetic signal.
3. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, it is characterized in that: described magnetic field intensity testing circuit (100) also includes alarm module (115), described alarm module (115) is coupled to induction module (110), in the time receiving magnetic signal, remind user's environmental magnetic field intensity too high.
4. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 2, it is characterized in that: described benchmark portion (112) comprises the first resistance, the second resistance and the 3rd resistance that series connection arranges successively, the node that described the first resistance and the second resistance couple provides reference voltage, and described the 3rd resistance is adjustable resistance.
5. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, it is characterized in that: described wrist-watch body (1) inside is provided with two mutual disconnected current collection chambeies, and described magnetic field intensity testing circuit (100) and described control module (200) arrange respectively in two current collection chambeies.
6. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, is characterized in that: described protection switch is normally closed switch.
7. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, is characterized in that: the inductive head of described magnetic field strength transducer (111) is exposed to wrist-watch body (1) outside.
8. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, it is characterized in that: in a magnetic field intensity testing circuit (100), described magnetic field strength transducer (111) can be set to multiple, when the sampled voltage of one magnetic field strength transducer (111) output is greater than its corresponding reference voltage, described magnetic field intensity testing circuit (100) was exported magnetic signal.
9. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, it is characterized in that: described magnetic field intensity testing circuit (100) also comprises a shielding button, described shielding button is arranged on the outside of wrist-watch body (1), in the time of shielding button actions, can make magnetic field intensity testing circuit (100) dead electricity.
10. a kind of intelligent watch detecting with magnetic field intensity as claimed in claim 1, it is characterized in that: described magnetic field strength transducer (111) is coupled to control module (200), and sampled voltage is sent to control module (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183868.9A CN105652654A (en) | 2016-03-26 | 2016-03-26 | Smart watch with magnetic field intensity detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183868.9A CN105652654A (en) | 2016-03-26 | 2016-03-26 | Smart watch with magnetic field intensity detection function |
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| CN105652654A true CN105652654A (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610183868.9A Pending CN105652654A (en) | 2016-03-26 | 2016-03-26 | Smart watch with magnetic field intensity detection function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018214595A1 (en) * | 2017-05-23 | 2018-11-29 | 京东方科技集团股份有限公司 | Device for detecting magnetic induction magnitude, and terminal apparatus |
| CN113274517A (en) * | 2021-05-19 | 2021-08-20 | 深圳瑞格泰科医疗科技有限公司 | Self-adaptive magnetic field intensity non-magnetic ultraviolet disinfection system |
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| CN113274517A (en) * | 2021-05-19 | 2021-08-20 | 深圳瑞格泰科医疗科技有限公司 | Self-adaptive magnetic field intensity non-magnetic ultraviolet disinfection system |
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