CN114063434A - High-precision calibration method for single chip microcomputer clock - Google Patents
High-precision calibration method for single chip microcomputer clock Download PDFInfo
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- CN114063434A CN114063434A CN202111399624.1A CN202111399624A CN114063434A CN 114063434 A CN114063434 A CN 114063434A CN 202111399624 A CN202111399624 A CN 202111399624A CN 114063434 A CN114063434 A CN 114063434A
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- G—PHYSICS
- G04—HOROLOGY
- G04R—RADIO-CONTROLLED TIME-PIECES
- G04R20/00—Setting the time according to the time information carried or implied by the radio signal
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- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
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- G—PHYSICS
- G04—HOROLOGY
- G04R—RADIO-CONTROLLED TIME-PIECES
- G04R20/00—Setting the time according to the time information carried or implied by the radio signal
- G04R20/20—Setting the time according to the time information carried or implied by the radio signal the radio signal being an AM/FM standard signal, e.g. RDS
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Abstract
The invention provides a high-precision calibration method for a single chip microcomputer clock, and relates to the technical field of single chip microcomputer clocks. This singlechip clock, including clock mechanism, clock mechanism includes the shell, the inside of shell is pegged graft and is had the display, the right side fixedly connected with of display adds the time button and subtracts the time button, and adds the time button and be located the top of subtracting the time button, the right side of display articulates there is the driving lever, the right side of driving lever articulates there is the push rod, the right side fixedly connected with bracing piece of display. According to the high-precision calibration method for the single chip microcomputer clock, the shift lever is driven to swing through the key, the shift lever drives the push rod to slide, the push rod limits the swing angle of the shift lever under the action of the outside stop block and the support rod, the shift lever is guaranteed not to press the button excessively, excessive pressing force of the key can only act on the shift lever, damage to the button is avoided, and therefore the effect that equipment can be prevented from being damaged due to the excessive pressing force and the service life is long is achieved.
Description
Technical Field
The invention relates to the technical field of single chip microcomputer clocks, in particular to a high-precision calibration method for a single chip microcomputer clock.
Background
The digital clock is a clock for counting time in minutes and seconds by using a digital circuit technology, has higher accuracy and intuition compared with a mechanical clock, has longer service life and is widely used, wherein an electronic clock realized by using a single chip microcomputer has flexible programming so as to facilitate the expansion of functions, the current single chip microcomputer clock has errors, the display precision of the clock is seriously influenced after a long time, and the influence is brought to work and life, the current single chip microcomputer clock does not have the function of automatic calibration, is inconvenient to calibrate and has poor calibration precision, part of the single chip microcomputer clock with the function of automatic calibration does not have the function of emergency calibration, when an internal automatic calibration part is damaged, a user needs to emergently determine the accurate time, the device cannot perform accurate time difference comparison, and is inconvenient to use, and meanwhile, the manual adjustment keys of the current single chip microcomputer clock do not have the protection function, when the pressing force is too large, the clock is damaged, and the service life of the clock is influenced.
Aiming at the defects of the prior art, the invention provides a high-precision calibration method for a single chip microcomputer clock, which has the advantages of automatic calibration according to broadcasting signals of a radio station, high calibration precision, no influence on manual calibration, no need of contrasting other time for manual calibration, convenient calibration, capability of preventing equipment from being damaged by overlarge pressing force, long service life and the like, and solves the problems that the existing single chip microcomputer clock does not have the automatic calibration function, can be calibrated by contrasting standard time, is inconvenient to calibrate and has poor calibration precision, and meanwhile, the manual adjusting key of the existing single chip microcomputer clock does not have the protection function, and when the pressing force is overlarge, the clock is damaged and the service life of a clock is influenced.
Disclosure of Invention
In order to realize the purposes of automatic calibration according to broadcasting signals, high calibration precision, no influence on manual calibration, emergency time correction contrast function, convenient calibration, capability of preventing equipment from being damaged by excessive pressing force and long service life, the invention is realized by the following technical scheme: the utility model provides a single chip microcomputer clock, includes clock mechanism, clock mechanism's interior bottom fixedly connected with aligning gear, aligning gear includes the receiver, receiver fixed connection is at the interior bottom of shell, the positive fixedly connected with left runner of receiver, the outside of left side runner articulates there is the balance staff, one side fixedly connected with feeler lever that the balance staff is close to left runner, the interior top fixedly connected with corotation switch of left runner, the interior bottom fixedly connected with reversal switch of left runner, the back fixedly connected with right runner of left runner, the outside fixedly connected with electromagnetic pole of right runner.
Furthermore, the front face of the receiver is fixedly connected with a dial, so that the balance needle and the electromagnetic rod can be observed conveniently.
Further, the left rotating wheel and the right rotating wheel are in the same steering direction.
Further, clock mechanism includes the shell, the outside sliding connection of shell has the button, the inner wall fixedly connected with power off switch of shell, the inside fixedly connected with cam of shell, the inside of shell is pegged graft and is had the display, the right side fixedly connected with of display adds the time button and subtracts the time button, and adds the time button and be located the top of subtracting the time button, the right side of display articulates there is the driving lever, the right side of driving lever articulates there is the push rod, the right side fixedly connected with bracing piece of display.
Furthermore, a buffer spring is fixedly connected inside the shifting lever, so that the shifting lever can automatically reset.
Furthermore, the outside fixedly connected with dog of push rod, and push rod sliding connection makes the push rod transmission stable in the inside of bracing piece, and can restrict driving lever swing angle.
A high-precision calibration method for a singlechip clock comprises the following steps:
s1, the receiver automatically receives the whole-point time-telling audio signal of the broadcasting station and counts the time-telling seconds, the right rotating wheel and the electromagnetic rod feed back the count, and the left rotating wheel and the swing needle are the seconds of the clock;
s2, when the clock time is accurate, the electromagnetic rod and the pendulum pin are overlapped, no position difference exists, and calibration is not needed;
s3, when the time is not correct, the electromagnetic rod and the pendulum needle have displacement difference, the pendulum needle swings under the action of magnetic force, the pendulum needle enables the cam to rotate through the control switch, and the cam triggers the button on the outer side of the display through the deflector rod to calibrate the time;
s4, completing automatic calibration;
s5, a user can manually calibrate the clock through the key, when the clock is manually calibrated, the key stops automatic calibration through the power-off switch, the key touches the button on the outer side of the display through the deflector rod, and simultaneously, the positions of the electromagnetic rod and the pendulum needle are observed to calibrate time;
and S6, completing manual calibration.
Compared with the prior art, the invention has the following beneficial effects:
1. the high-precision calibration method of the single chip microcomputer clock comprises the steps that an integral time-telling audio signal of a broadcasting station is automatically received through a receiver, the time-telling seconds of the audio signal are counted, a right rotating wheel and an electromagnetic rod feed back the counting, meanwhile, the left rotating wheel and a pendulum pin are seconds of the clock, the electromagnetic rod generates magnetic force, when the clock time is accurate, the electromagnetic rod is superposed with the pendulum pin, no position difference exists, the calibration is not needed, when the time is inaccurate and is faster than the standard time, the electromagnet and the pendulum pin are not at the same position, the electromagnetic rod drives the pendulum pin to swing through the magnetic force, the pendulum pin drives a contact rod to swing, the contact rod touches a reversing switch, the cam is electrified and rotated, the cam rotates to drive a bottom push rod to slide, the bottom push rod drives a deflector rod to swing downwards, the deflector rod touches a time-reducing button, after the adjustment is completed, the pendulum pin is superposed with the electromagnetic rod, the pendulum pin cannot swing at the moment, and therefore the automatic calibration according to the broadcasting signal of the broadcasting station is achieved, the effect that the calibration precision is high.
2. According to the high-precision calibration method for the single chip microcomputer clock, after the automatic timing device is damaged, the receiver still receives timing signals and counts the number of seconds of the timing signals, the right rotating wheel 27 is electrified to rotate while counting, the right rotating wheel 27 drives the electromagnetic rod 28 to rotate, the electromagnetic rod 28 feeds back the counting, and at the moment, accurate time is calculated by observing the number of scales of phase difference between the electromagnetic rod and the pendulum pin, so that the function of emergency timing comparison is achieved, and the effect of convenience in calibration is achieved.
3. According to the high-precision calibration method for the single chip microcomputer clock, the shift lever is driven to swing through the key, the shift lever drives the push rod to slide, the push rod limits the swing angle of the shift lever under the action of the outside stop block and the support rod, the shift lever is guaranteed not to press the button excessively, excessive pressing force of the key can only act on the shift lever, damage to the button is avoided, and therefore the effect that equipment can be prevented from being damaged due to the excessive pressing force and the service life is long is achieved.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic cross-sectional view of the entire structure of the present invention;
FIG. 3 is an enlarged view of part A of FIG. 2;
FIG. 4 is a schematic view of a structural alignment mechanism of the present invention;
FIG. 5 is an enlarged view of part B of the block diagram of FIG. 4 according to the present invention.
In the figure: 1. a clock mechanism; 11. a housing; 12. pressing a key; 13. a power-off switch; 14. a cam; 15. a display; 16. a time-adding button; 17. a time-reducing button; 18. a deflector rod; 19. a push rod; 110. a support bar; 2. a calibration mechanism; 21. a receiver; 22. a left rotating wheel; 23. needle swinging; 24. a feeler lever; 25. a forward rotation switch; 26. a reverse switch; 27. a right wheel; 28. an electromagnetic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the high-precision calibration method of the singlechip clock comprises the following steps:
example one
Referring to fig. 1-3, a single chip clock comprises a clock mechanism 1, the clock mechanism 1 includes a housing 11, the outer side of the housing 11 is slidably connected with keys 12, the keys 12 are respectively located at two sides of the housing 11, the left side key 12 is a function key 12, the right side is a timing key 12, the inner wall of the housing 11 is fixedly connected with a power-off switch 13, the interior of the housing 11 is fixedly connected with a cam 14, the interior of the housing 11 is inserted with a display 15, the right side of the display 15 is fixedly connected with a timing button 16 and a timing-down button 17, the timing button 16 is located above the timing-down button 17, the right side of the display 15 is hinged with a shift lever 18, the interior of the shift lever 18 is fixedly connected with a buffer spring, the shift lever 18 can automatically reset, the right side of the shift lever 18 is hinged with a push rod 19, the outer side of the push rod 19 is fixedly connected with a stopper, and the push rod 19 is slidably connected inside the support rod 110, the push rod 19 is driven stably, the swing angle of the shift lever 18 can be limited, the push rod 19 is a spring sheet, the push rod 19 can not influence the rotation of the cam 14, and the cam 14 can only push the push rod 19 on one side to slide when rotating, the support rod 110 is fixedly connected on the right side of the display 15, when the adjustment needs to be carried out, the push button 12 on the left side of the shell 11 is pressed, the clock is switched to an adjustment state by the push button 12 on the left side, the receiver 21 receives a time signal, the right button 12 is pressed by observing the positions of the electromagnetic rod 28 and the swinging needle 23, the power-off switch 13 is triggered by the right button 12, the cam 14 can not rotate by the power-off switch 13, the shift lever 18 is pushed by the right button 12 to swing, the shift lever 18 triggers the button to complete manual adjustment, the adjustment is convenient, the shift lever 18 drives the push rod 19 to slide when the shift lever 18 is driven by the push rod 19 under the action of the outside stop block and the support rod 110, the swing angle of the shift lever 18 is limited, the shift lever 18 is guaranteed not to press the button excessively, the excessive pressing force of the key 12 only acts on the shift lever 18, the button cannot be damaged, and therefore the equipment cannot be damaged due to the excessive pressing force, and the service life of the equipment is long.
Example two
Referring to fig. 4-5, a single chip microcomputer clock comprises a clock mechanism 1 and a calibration mechanism 2, wherein the calibration mechanism 2 is installed at the inner bottom of the clock mechanism 1, the calibration mechanism 2 comprises a receiver 21, a dial is fixedly connected to the front of the receiver 21 for facilitating observation of a pendulum 23 and an electromagnetic rod 28, the receiver 21 is fixedly connected to the inner bottom of a housing 11, a left rotary wheel 22 is fixedly connected to the front of the receiver 21, a pendulum 23 is hinged to the outer side of the left rotary wheel 22, a feeler lever 24 is fixedly connected to one side of the pendulum 23 close to the left rotary wheel 22, a forward rotation switch 25 is fixedly connected to the inner top of the left rotary wheel 22, a reverse rotation switch 26 is fixedly connected to the inner bottom of the left rotary wheel 22, a right rotary wheel 27 is fixedly connected to the back of the left rotary wheel 22, the left rotary wheel 22 and the right rotary wheel 27 are in the same direction, and a rotary spring is fixedly connected to the inner portion of the right rotary wheel 27, so that the right rotary wheel 27 does not rotate, the automatic clock timing device can automatically reset to a dial zero second position, an electromagnetic rod 28 is fixedly connected to the outer side of a right rotating wheel 27, time is inaccurate, and is faster than standard time, the electromagnetic rod 28 and a pendulum pin 23 are not located at the same position, the electromagnetic rod 28 drives the pendulum pin 23 to swing through magnetic force, the pendulum pin 23 drives a contact rod 24 to swing, the contact rod 24 touches a reversing switch 26, the reversing switch 26 enables a cam 14 to reverse, the cam 14 reverses to drive a bottom push rod 19 to slide, the bottom push rod 19 drives a deflector rod 18 to swing downwards, the deflector rod 18 touches a time reduction button 17, the time reduction button 17 enables the second number of the clock to be reduced, after adjustment is completed, the pendulum pin 23 and the electromagnetic rod 28 coincide, at the moment, the pendulum pin 23 cannot swing, the cam 14 stops rotating, and automatic adjustment is completed.
EXAMPLE III
Referring to fig. 1-5, a single chip clock comprises a clock mechanism 1, the clock mechanism 1 includes a housing 11, the outer side of the housing 11 is slidably connected with keys 12, the keys 12 are respectively located at two sides of the housing 11, the left side key 12 is a function key 12, the right side is a timing key 12, the inner wall of the housing 11 is fixedly connected with a power-off switch 13, the interior of the housing 11 is fixedly connected with a cam 14, the interior of the housing 11 is inserted with a display 15, the right side of the display 15 is fixedly connected with a timing button 16 and a timing-down button 17, the timing button 16 is located above the timing-down button 17, the right side of the display 15 is hinged with a shift lever 18, the interior of the shift lever 18 is fixedly connected with a buffer spring, the shift lever 18 can automatically reset, the right side of the shift lever 18 is hinged with a push rod 19, the outer side of the push rod 19 is fixedly connected with a stopper, and the push rod 19 is slidably connected inside the support rod 110, the transmission of the push rod 19 is stable, the swing angle of the deflector rod 18 can be limited, the push rod 19 is an elastic sheet, the push rod 19 cannot influence the rotation of the cam 14, and the cam 14 can only push the push rod 19 on one side to slide when rotating, the right side of the display 15 is fixedly connected with a support rod 110, the clock mechanism 1 further comprises a calibration mechanism 2, the calibration mechanism 2 is installed at the inner bottom of the clock mechanism 1, the calibration mechanism 2 comprises a receiver 21, the front side of the receiver 21 is fixedly connected with a dial scale for facilitating the observation of the pendulum 23 and the electromagnetic rod 28, the receiver 21 is fixedly connected with the inner bottom of the shell 11, the front side of the receiver 21 is fixedly connected with a left rotating wheel 22, the outer side of the left rotating wheel 22 is hinged with a pendulum 23, one side of the pendulum 23 close to the left rotating wheel 22 is fixedly connected with a touch rod 24, the inner top of the left rotating wheel 22 is fixedly connected with a forward rotation switch 25, the inner bottom of the left rotating wheel 22 is fixedly connected with a reverse rotation switch 26, and the back side of the left rotating wheel 22 is fixedly connected with a right rotating wheel 27, the left wheel 22 and the right wheel 27 rotate in the same direction, a rotary spring is fixedly connected inside the right wheel 27, the right wheel 27 can automatically return to a dial zero second position when not rotating, and an electromagnetic rod 28 is fixedly connected to the outer side of the right wheel 27.
A high-precision calibration method for a singlechip clock comprises the following steps:
s1, the receiver 21 automatically receives the whole-point time-telling audio signal of the broadcasting station and counts the time-telling seconds, the right rotating wheel 27 and the electromagnetic rod 28 feed back the count, and the left rotating wheel 22 and the swinging needle 23 are the seconds of the clock;
s2, when the clock time is accurate, the electromagnetic rod 28 and the balance staff 23 are overlapped, no position difference exists, and calibration is not needed;
s3, when the time is out of order, the electromagnetic rod 28 and the pendulum pin 23 have displacement difference, the pendulum pin 23 swings under the action of magnetic force, the pendulum pin 23 enables the cam 14 to rotate through a control switch, and the cam 14 utilizes the deflector rod 18 to touch a button on the outer side of the display 15 to calibrate the time;
s4, completing automatic calibration;
s5, a user can calibrate the clock manually through the key 12, when the clock is calibrated manually, the key 12 stops automatic calibration through the power-off switch 13, the key 12 touches the outer button of the display 15 through the deflector rod 18, and simultaneously, the positions of the electromagnetic rod 28 and the pendulum pin 23 are observed to calibrate time;
and S6, completing manual calibration.
When in use, after a period of time, the receiver 21 automatically receives the whole-point time-telling audio signal of the broadcasting station and counts the number of seconds of the time-telling, the right wheel 27 is powered on to rotate while counting, the right wheel 27 drives the electromagnetic rod 28 to rotate, the electromagnetic rod 28 feeds back the count, meanwhile, the left wheel 22 and the hand rail 23 are seconds of the clock, the electromagnetic rod 28 generates magnetic force, when the clock time is accurate, the electromagnetic rod 28 and the hand rail 23 are superposed without position difference, calibration is not needed, when the time is inaccurate and is faster than the standard time, the electromagnetic rod 28 and the hand rail 23 are not at the same position, the electromagnetic rod 28 drives the hand rail 23 to swing through the magnetic force, the hand rail 23 drives the touch bar 24 to swing, the touch bar 24 touches the reverse switch 26, the reverse switch 26 makes the cam 14 reverse, the cam 14 reverse to drive the bottom push rod 19 to slide, the bottom push rod 19 drives the shift lever 18 to swing downwards, the shift lever 18 touches the time-reducing button 17, the time-reducing button 17 reduces the seconds of the clock, after the adjustment is completed, the balance pin 23 is overlapped with the electromagnetic rod 28, at this time, the balance pin 23 cannot swing, the cam 14 stops rotating, the automatic adjustment is completed, when the adjustment needs to be retracted, the key 12 on the left side of the shell 11 is pressed, the clock is switched to the adjustment state by the key 12 on the left side, the receiver 21 receives the time signal, the right side key 12 is pressed by observing the positions of the electromagnetic rod 28 and the balance pin 23, the right side key 12 is pressed, the right side key 12 triggers the power-off switch 13, the cam 14 cannot rotate by the power-off switch 13, meanwhile, the shift lever 18 is pushed by the right side key 12 to swing, the shift lever 18 triggers the button, the manual adjustment is completed, the adjustment is convenient, the shift lever 18 drives the push rod 19 to slide while the push rod 18 is driven by the key 12 to drive the shift lever 19, the push rod 19 is under the action of the outer side stop block and the support rod 110, the swing angle of the shift lever 18 is limited, and the shift lever 18 is ensured that the button is not pressed excessively, the excessive pressing force of the key 12 only acts on the shifting lever 18, and the button is not damaged, so that the equipment is not damaged due to the excessive pressing force, and the service life of the equipment is long.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a singlechip clock, includes clock mechanism (1), its characterized in that: clock mechanism (1), interior bottom fixedly connected with aligning gear (2) of clock mechanism (1), aligning gear (2) are including receiver (21), receiver (21) fixed connection is at the interior bottom of shell (11), the positive fixedly connected with left runner (22) of receiver (21), the outside of left runner (22) articulates there is pendulum needle (23), one side fixedly connected with feeler lever (24) that pendulum needle (23) are close to left runner (22), interior top fixedly connected with corotation switch (25) of left runner (22), interior bottom fixedly connected with reversal switch (26) of left runner (22), the back fixedly connected with right runner (27) of left runner (22), the outside fixedly connected with electromagnetic pole (28) of right runner (27).
2. The high-precision calibration method of the single chip microcomputer clock according to claim 1, characterized in that: the front surface of the receiver (21) is fixedly connected with a dial.
3. The high-precision calibration method of the single chip microcomputer clock according to claim 2, characterized in that: the left turning wheel (22) and the right turning wheel (27) turn in the same direction.
4. The high-precision calibration method of the single chip microcomputer clock according to claim 1, characterized in that: clock mechanism (1) includes shell (11), the outside sliding connection of shell (11) has button (12), the inner wall fixedly connected with power off switch (13) of shell (11), the inside fixedly connected with cam (14) of shell (11), the inside of shell (11) is pegged graft and is had display (15), the right side fixedly connected with of display (15) adds time button (16) and subtracts time button (17), and adds time button (16) and be located the top that subtracts time button (17), the right side of display (15) articulates there is driving lever (18), the right side of driving lever (18) articulates there is push rod (19), the right side fixedly connected with bracing piece (110) of display (15).
5. The one-chip microcomputer clock according to claim 4, wherein: and a buffer spring is fixedly connected inside the shifting rod (18).
6. The one-chip microcomputer clock according to claim 4, wherein: the outside fixedly connected with dog of push rod (19), and push rod (19) sliding connection is in the inside of bracing piece (110).
7. A high precision calibration method for use with a single chip clock as claimed in claim 1, comprising:
s1, a receiver (21) automatically receives the whole-point time-telling audio signal of a broadcasting station and counts the time-telling seconds, a right rotating wheel (27) and an electromagnetic rod (28) feed back the counting, and a left rotating wheel (22) and a swinging needle (23) are used for the second of a clock;
s2, when the clock time is accurate, the electromagnetic rod (28) and the pendulum pin (23) are overlapped, no position difference exists, and calibration is not needed;
s3, when the time is out of alignment, the electromagnetic rod (28) and the pendulum needle (23) have displacement difference, the pendulum needle (23) swings under the action of magnetic force, the pendulum needle (23) enables the cam (14) to rotate through the control switch, and the cam (14) utilizes the deflector rod (18) to trigger a button on the outer side of the display (15) to calibrate the time;
s4, completing automatic calibration;
s5, a user can calibrate the clock manually through the key (12), when the clock is calibrated manually, the key (12) stops automatic calibration through the power-off switch (13), the key (12) touches the outer side button of the display (15) through the deflector rod (18), and meanwhile, the positions of the electromagnetic rod (28) and the pendulum pin (23) are observed to calibrate time;
and S6, completing manual calibration.
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| CN202111399624.1A CN114063434B (en) | 2021-11-24 | 2021-11-24 | High-precision calibration method for single chip microcomputer clock |
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| CN202111399624.1A CN114063434B (en) | 2021-11-24 | 2021-11-24 | High-precision calibration method for single chip microcomputer clock |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09230070A (en) * | 1996-02-28 | 1997-09-05 | Matsushita Electric Ind Co Ltd | Time correcting device and time correcting system using it |
| US20040184357A1 (en) * | 2003-03-17 | 2004-09-23 | Li-Mei Shen | Super-thin hanging clock |
| CN101718967A (en) * | 2009-11-27 | 2010-06-02 | 重庆大学 | Intelligent electronic clock with laser beam indicators |
| CN101750960A (en) * | 2010-01-06 | 2010-06-23 | 常州市第二石英钟表厂 | The control method of radio wave clock and radio wave clock |
| CN103492960A (en) * | 2011-03-14 | 2014-01-01 | 克里斯多夫克拉瑞特公司 | Timepiece |
| CN103984222A (en) * | 2014-05-29 | 2014-08-13 | 刘建兵 | Timer |
| CN104793481A (en) * | 2014-01-22 | 2015-07-22 | 巨擘科技股份有限公司 | Time adjusting method and system of wristwatch |
| CN206147282U (en) * | 2016-11-04 | 2017-05-03 | 中国计量大学 | Bluetooth of mobile phone calibrating device of pointer -type clock |
| CN108578889A (en) * | 2018-04-24 | 2018-09-28 | 吴军喜 | A kind of Neurology lower limb health-care massaging device |
| CN109015777A (en) * | 2018-06-19 | 2018-12-18 | 徐州佳联农业发展有限公司 | A kind of cleaning of fruits and vegetables is cut the dish integrated equipment |
-
2021
- 2021-11-24 CN CN202111399624.1A patent/CN114063434B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09230070A (en) * | 1996-02-28 | 1997-09-05 | Matsushita Electric Ind Co Ltd | Time correcting device and time correcting system using it |
| US20040184357A1 (en) * | 2003-03-17 | 2004-09-23 | Li-Mei Shen | Super-thin hanging clock |
| CN101718967A (en) * | 2009-11-27 | 2010-06-02 | 重庆大学 | Intelligent electronic clock with laser beam indicators |
| CN101750960A (en) * | 2010-01-06 | 2010-06-23 | 常州市第二石英钟表厂 | The control method of radio wave clock and radio wave clock |
| CN103492960A (en) * | 2011-03-14 | 2014-01-01 | 克里斯多夫克拉瑞特公司 | Timepiece |
| CN104793481A (en) * | 2014-01-22 | 2015-07-22 | 巨擘科技股份有限公司 | Time adjusting method and system of wristwatch |
| CN103984222A (en) * | 2014-05-29 | 2014-08-13 | 刘建兵 | Timer |
| CN206147282U (en) * | 2016-11-04 | 2017-05-03 | 中国计量大学 | Bluetooth of mobile phone calibrating device of pointer -type clock |
| CN108578889A (en) * | 2018-04-24 | 2018-09-28 | 吴军喜 | A kind of Neurology lower limb health-care massaging device |
| CN109015777A (en) * | 2018-06-19 | 2018-12-18 | 徐州佳联农业发展有限公司 | A kind of cleaning of fruits and vegetables is cut the dish integrated equipment |
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|---|---|
| CN114063434B (en) | 2022-12-02 |
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