CN106909066A - A kind of Portable timing device of energy-conservation - Google Patents
A kind of Portable timing device of energy-conservation Download PDFInfo
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- CN106909066A CN106909066A CN201710193163.XA CN201710193163A CN106909066A CN 106909066 A CN106909066 A CN 106909066A CN 201710193163 A CN201710193163 A CN 201710193163A CN 106909066 A CN106909066 A CN 106909066A
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C11/00—Watch chains; Ornamental chains
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
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Abstract
A kind of Portable timing device of energy-conservation, mainly it is hand-chain type, is made up of the control circuit part being embedded with the bangle body of the light indicator lamp of display minutes and hours and embedded bangle body.It is perfectly to be combined together bangle and wrist-watch, integrates decoration and time display function, both the decoration functions with bangle, there is the clocking capability of wrist-watch again, so as to, can only have decoration functions efficiently against bangle, and wrist-watch only has the defect of clocking capability.Counted and time showing by then passing through circuit part control time, and the both sides of the trapezoidal groove for being embedded into the expression time that the light indicator lamp of time display circuit is corresponding in turn to, the different moment lights its corresponding smooth indicator lamp, can not only reduce light pollution and can be with clearer reading.It has not only noiseless but also without light pollution, both energy-conservation, can prevent again because the destruction of Individual elements and caused by numb electrical phenomena.
Description
Technical field
The present invention relates to a kind of time set, particularly a kind of Portable timing device of energy-conservation.It is used as suitable for people
Ornament and timer.
Background technology
Currently, most people can carry bangle to decorate oneself, although it has decoration functions, when cannot show
Between, unitary function.When people need to take the time at any time, somebody understands simultaneously not only band bangle but also band wrist-watch, this poses
How one new problem, realize a product of existing decoration and time display function, it is clear that existing bangle is produced on the market
The simple function that product are all only decorated, it is impossible to solve this problem.
The content of the invention
It is an object of the invention to provide a kind of Portable timing device of energy-conservation, it can overcome oneself to have technology not
Foot, integrates and decorates and time display function, both decoration functions with bangle, and the clocking capability with wrist-watch, and
Noiseless and light pollution.
Its solution is：The Portable timing device of energy-conservation is hand-chain type, when showing minutes and hour by being embedded with
Between light indicator lamp bangle body and embedded bangle body in circuit part constitute, by control circuit part control minutes and
The counting of hours, and the light on and off with minutes and hours corresponding light indicator lamp, so as to realize display timing point
Clock and the instruction function of hour.
The bangle body is flexible body, is flexibly connected by multiple identical fritters and is constituted.At bangle body two ends, magnetic is set
Extremely opposite magnetic bodies, to being fastened and connected for bangle body two ends.Two rows ten of upper and lower corresponding are distributed with bangle body surface face
Two grooves, are respectively provided with the respective digital 1,2,3-----12 for representing 12 hours, Yi Jiyu in 12 grooves of upper row
12 hours corresponding small time indicator lamps of numeral 1,2,3-----12 are represented, by the light on and off of small time indicator lamp, is realized small
When the time display.Each groove in 12 grooves of lower row is separated into five little grooves, totally six ten little grooves, each
Little groove is corresponding in turn to each minute of time, in minute light indicator lamp is set in each little groove, by minute light indicator lamp
Light on and off, realize the display of minutes.And circuit board and battery are set at the central cavity position of bangle body, in circuit board
On be disposed with control circuit part.
The control circuit part is made up of timing circuit, control adjustment circuit, the part of time display circuit three.Timing electricity
Road includes that pulse per second (PPS) produces circuit, second counting circuit, point counting circuit and when counting circuit；Control adjustment circuit is aobvious including the time
Circuit when showing control circuit and school point and school；Time showing control circuit include point display circuit and when display circuit.And divide
Counting circuit with display minutes minute light indicator lamp electrical connection, when counting circuit with display hours the small time
Indicator lamp is electrically connected.
Produce circuit to produce pulse per second (PPS) by the pulse per second (PPS) in timing circuit, pps pulse per second signal is input to a second counting circuit
In, the second is counted.When counting down to 60, beginning is counted and produces carry pulse again, and the carry pulse is represented
The time of one minute, then would indicate that the time pulse of a minute is input to a point counting circuit, started counting up by a point counting circuit, when
When dividing counting circuit meter completely 60 number, the carry pulse of counting circuit during generation, counting circuit is started counting up when making.And by
Counting circuit is divided to drive 60 light on and off of minute light indicator lamp, so that the change between showing timesharing.By when counting circuit drive
12 light on and off of small time indicator lamp, show the time change of hour.Meanwhile, it is power supply electricity by touch switch circuit
Road, controls the break-make of power supply.And the regulation of electrical circuit minute and the change in count of hour during by school point and school.
Pulse per second (PPS) in the timing circuit produce circuit by 32768HZ crystal oscillators, the frequency dividing chips of 74,HC4,060 14 and
The electrical connection of 74LS74 two divided-frequencies chip is constituted.Vibration is produced by 32768HZ crystal oscillators, through the frequency dividing chips point of 74,HC4,060 14
Frequently, the pulse signal that frequency is 2HZ can be obtained, is divided through the frequency dividing chips of 74,HC4,060 14, and through 74LS74 two divided-frequencies chip point
The pps pulse per second signal of 1HZ can be obtained after frequency, the pulse signal is the time reference pulse per second (PPS) of timing circuit, and the pulse per second (PPS) is defeated
Base is counted when entering by second counting circuit pair, you can make this Portable timing device normal and accurately operation.
Second counting circuit in the timing circuit is serially connected by two panels 74LS160 counters and constitutes sexagesimal meter
Number device, first piece 74LS160 counters are decade counter, and second 74LS160 counter is sextuple denotation counter, whenever
During first piece 74LS160 counter counts completely ten number, second 74LS160 rolling counters forward Jia 1 automatically, when second
74LS160 counters note resets simultaneously to this two panels counter when 6, is capable of achieving the circulation of count value 0 ~ 59, so that, realize wrist-watch
The function of second.
A point counting circuit in the timing circuit is serially connected by two panels 74LS160 counters and constitutes sexagesimal meter
Number device, first piece 74LS160 counters are decade counter, and second 74LS160 counter is sextuple denotation counter, whenever
During first piece 74LS160 counter counts completely ten number, second 74LS160 rolling counters forward Jia 1 automatically, when second
74LS160 counters note resets simultaneously to this two panels counter when 6, is capable of achieving the circulation of count value 0 ~ 59, so that, realize wrist-watch
The function of dividing.
When counting circuit in the timing circuit is connected into centesimal system counter, Ran Houli by two panels 74LS160 counters
Asynchronous zero setting signal is produced with the 11st conditional code of timing circuit, while be added on two panels 74LS160 counters, next
When count pulse is that the 12nd input pulse is reached, counter starts to be counted again from zero, realizes 0 ~ 11 circulation, so that shape
Into duodecimal notation counter, the clocking capability of wrist-watch hour is realized.There are 24 hours daily, then circulation in 12 hours is for twice
Can.
Point display circuit in the time display circuit is by 7 decoders of 74HC154 types 4-16 and a piece of above
The form of six is arranged to make up below, and per a piece of decoder of 74HC154 types 4-16 directly with ten minute light indicator lamp phases
Connection, each minute light indicator lamp correspond to each minute.The a piece of decoder of 74HC154 types 4-16 is electric with point counting above
The output end of the second level counter in road is connected, and it is act as producing six switching signals, and following six are controlled respectively
The decoder of 74HC154 types 4-16 is opened and closed according to certain rule.Six decoders of 74HC154 types 4-16 are straight below
Connect and be connected with the counter of the first order in point counting circuit, so as to can realize that different minutes can light different light and refer to
Show lamp.
In the time display circuit when display circuit by a piece of 74HC154 types 4-16 decoders and 3 XOR gate groups
Be connected and control its light on and off into, 74HC154 type 4-16 decoders and ten small time indicator lamps, 3 XOR gates and two it is small
Time indicator lamp connects and controls its light on and off, and 74HC154 type 4-16 decoders with when counting circuit in two panels 74LS160 meters
Number device connection, 74HC154 type 4-16 decoders and 3 XOR gates as described in two panels 74LS160 counter controls, according to certain
Control law open and close light indicator lamp.It is described that " certain control law is referred to：If the time is 10:25, then it is small
When the tenth lamp of display circuit and the 25th lantern festival of minute display circuit light, other lamps will not be bright.
The control adjustment circuit includes circuit when time showing control circuit and school point and school.Time showing control electricity
Road is contact witch circuit, by time base circuit NE555D chips, and triggers electric capacity C1 and metal that the pin of pin 2 is connected with it
Contact A, electric capacity C2 and metal contact piece B that the pin of pin 6 is connected are triggered with it, and controllable silicon VS bases when being connect by current-limiting resistance R
The pin of output end 3 of circuit NE555D chips is constituted.When staff touches metal contact A, the noise signal on human body will lead to
The pin of triggering pin 2 that electric capacity C1 is added to time base circuit NE555 is crossed, then whole trigger upset, time base circuit NE555D chips
The pin of output end 3 output high level, be added to controllable silicon VS control poles through current-limiting resistance R, when controllable silicon VS turn on, display is electric
The switch VCC1 on road leads to, you can is powered to minute and hour display circuit, makes its normal display.When needing to turn off the light, staff is touched
Sheet metal B is touched, same induced signal is added to the pin of triggering pin 6 of time base circuit NE555D through electric capacity C2, triggers pin 6
Pin is triggered, and the pin of the output end 3 output low level of time base circuit NE555D chips, controllable silicon VS loses trigger current and cuts
Only, then the switch VCC1 of display circuit disconnects.Described electric capacity C1, C2 is coupled capacitor, and hour and minute display circuit are opened
It is soft-touch control to close, both energy-conservation, can prevent again because of the destruction of Individual elements and caused by numb electrical phenomena.
Circuit is school point mechanical key, school point electric capacity C3, school sub-resistance R2 and school point 74LS136 XOR gates when school point and school
School parallel circuit is connected to form, resistance R3 and 74LS136 XOR gates are connected during school when electric capacity C4, school when mechanical key, school during school
Circuit when connecing composition school, circuit when the connected composition school point of above-mentioned two circuit and school;The mechanical key when school point mechanical key or school
During in releasing orientation, electric capacity C4 is charged normal when point electric capacity C3 or the school of school, point counting circuit or when counting circuit be in it is normal
Timework state, when when school point mechanical key or school, mechanical key presses and holds the regular hour, school point electric capacity C3
Or electric capacity C4 shorted on both ends during school, electric capacity electric discharge, because capacitance is small and voltage is low, direct short-circuit electric discharge is safe, if
Mechanical key is in releasing orientation when mechanical key or the school of school point, 74LS136 XOR gates when 74LS136 XOR gates or the school of school point
One end is input into, and the change of high and low level, carry signal occurs in the presence of mechanical key at school point mechanical key or school
（Fenjin and shijin）When not counting full 60 in low level state, when school point mechanical key or school, mechanical key is pressed
When, if two inputs of 74LS136 XOR gates are all low level when 74LS136 XOR gates or school are divided in school, it is output as low level,
If two input level of 74LS136 XOR gates are one high and one low when 74LS136 XOR gates or school are divided in school, it is output as high level,
So, clock signal（Fenclk and shiclk）There is the upset of level, make corresponding point of counting circuit and when counting circuit
Count value add one so that realize adjust minute count and hour count change.
The present invention uses above-mentioned technical proposal, because it is to be provided with expression on the bangle body surface face with decoration functions
The respective digital 1,2,3-----12 of 12 hours, and it is corresponding with the respective digital 1,2,3-----12 for representing 12 hours
The small time indicator lamp of hour display circuit, and represent the little groove of minute, in there is point display circuit in each little groove
Minute light indicator lamp, and the circuit part and battery of control time counting and time showing are provided with bangle body.Therefore,
It is perfectly to be combined together bangle and wrist-watch, integrates decoration and time display function, both the decoration with bangle
Function, and the clocking capability with wrist-watch, so that, can only have decoration functions efficiently against bangle, and wrist-watch only has meter
The defect of Shi Gongneng.Counted and time showing by then passing through circuit part control time, and the light of time display circuit is indicated
What lamp was corresponding in turn to is embedded into the both sides of the trapezoidal groove of expression time, and the different moment lights its corresponding light and indicates
Lamp, because light indicator lamp is the side in groove, so light can vertically shine numerically, can so reduce light pollution and
Can be with clearer reading.It has not only noiseless but also the characteristics of without light pollution.Again because minute and hour display circuit are powered
Using contact witch circuit, and coupled capacitor is used in the circuit, so, both energy-conservation, can prevent because of Individual elements again
The numb electrical phenomena for destroying and causing.
Brief description of the drawings
Fig. 1 is a kind of structural representation front view of the Portable timing device of energy-conservation.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the 1-1 profiles in Fig. 1.
Fig. 4 is the workflow diagram for controlling circuit part.
Fig. 5 is to control the time showing electric operation control circuit figure in circuit part.
Fig. 6 controls the circuit theory diagrams of circuit part.
Specific embodiment
Describe specific embodiment of the invention in detail below in conjunction with the accompanying drawings.
In Fig. 1 to Fig. 3, the bangle body 4 is flexible body, is flexibly connected by multiple identical wood particles 5 and is constituted.In hand
The two ends of serobila 4 set the opposite magnetic bodies magnet 1 of magnetic pole, and the bangle body 4 is placed in wrist, the two ends of bangle body 4
The automatic suction buckle of the meeting of magnetic bodies magnet 1, to being fastened and connected for the two ends of bangle body 4.The row of being distributed with the surface of bangle body 4
12 trapezoidal grooves 8, and 12 trapezoidal grooves 9 of lower row of corresponding arrangement are gone to upper and lower with row's trapezoidal groove 8 on this,
The numeral 1,2,3-----12 for representing corresponding hour is identified in each groove in 12 trapezoidal grooves 8 of upper row successively, often
The individual digital hour hands 2 equivalent to wrist-watch, and by the small time indicator lamps 7 of 12 LED of hour display circuit, be corresponding in turn to
Be embedded into the numeral 1, the 2, both sides of 3-----12 trapezoidal grooves that mark represents corresponding hour, light can vertically shine numeral
On, so can not only reduce light pollution but also the numeral for showing hour can have been read with clearer.Lighted at different moment hour
Its corresponding small time indicator lamp 7 of LED, so that, realize the display of hours.Each in 12 trapezoidal grooves 9 of lower row
Groove is separated into five little grooves 3, is divided into every 60 little grooves 3, and each little groove 3 is corresponding in turn to each point of time
Clock, in LED minutes light indicator lamp 10 is set in each little groove, different moment minute lights corresponding LED minutes light and indicates
Lamp 10, so that, realize the display of minutes.And circuit board 6 and electricity are set at the central cavity position of the bangle body 4
Pond, in being disposed with control circuit part on circuit board 6.
In Fig. 4 to Fig. 6, the control circuit part being arranged on circuit board 6 includes：Pulse per second (PPS) produces circuit 13, second to count
Circuit 14 and time showing control when the counting of circuit 15, minute and the counting of display circuit 11, hour and display circuit 12, school point and school
Circuit processed 16.
Pulse per second (PPS) produces circuit 13 by 32768HZ crystal oscillators, the three frequency division chips of 74,HC4,060 ten and 74LS74 two divided-frequency chips
It is electrically connected to form.Vibration is produced by 32768HZ crystal oscillators, is divided through the three frequency division chips of 74,HC4,060 ten, the arteries and veins that frequency is 2HZ can be obtained
Signal is rushed, chip frequency dividing is only divided through 74LS74 can obtain the pulse signal of 1HZ, and the pulse signal is the time base of timing circuit
Quasi- pulse per second (PPS), base at by pps pulse per second signal input second counting circuit pairs is counted, and makes this Portable timing device just
Run often and accurately.
Second counting circuit 15 is 60 systems second counting circuit, and being serially connected by two panels 74LS160 counters constitutes 60 and enter
Counter processed, first piece 74LS160 counters are decade counter, and second 74LS160 counter is sextuple denotation counter,
Whenever full ten number of first piece 74LS160 counter counts, second 74LS160 rolling counters forward Jia 1 automatically, when second
74LS160 counters note resets simultaneously to this two panels counter when 6, is capable of achieving the circulation of count value 0 ~ 59, so that, realize wrist-watch
The function of second.
Minute counts and display circuit 11 includes point counting circuit and point display circuit being electrically connected with it.Divide and count electricity
Route two panels 74LS160 counters are serially connected and constitute sexagesimal counter, and first piece 74LS160 counters are the decimal system
Counter, second 74LS160 counter is sextuple denotation counter, whenever full ten number of first piece 74LS160 counter counts,
Second 74LS160 rolling counters forward Jia 1 automatically, and when second 74LS160 counters note is to 6, this two panels counter is simultaneously clear
Zero, the circulation of count value 0 ~ 59 is capable of achieving, so that, realize the function of wrist-watch point.And point display circuit is by 7 74HC154 types
4-16 decoders, are arranged to make up in the form of six below with a piece of above, and straight per a piece of decoder of 74HC154 types 4-16
Connect and be connected with 10 minute light indicator lamps 10, each minute light indicator lamp 10 correspond to each minute.It is a piece of above
The decoder of 74HC154 types 4-16 is connected with the output end of second 74LS160 counter in point counting circuit, its effect
Be to produce six switching signals, control respectively following six decoders of 74HC154 types 4-16 opened according to certain rule and
Close.Below six decoders of 74HC154 types 4-16 directly with point counting circuit in first piece 74LS160 counter phases
Even, under the control of point counting circuit, being capable of achieving different minutes can light different light indicator lamps.So as to realize hand
The display function of table minutes.
When count and when display circuit 12 counting circuit and when display circuit for being connected electrically when including.When counting circuit
Counting circuit during for the duodecimal notation, is serially connected by two panels 74LS160 counters and constitutes counter, first by two panels
74LS160 counters are connected into centesimal system counter, then produce asynchronous zero setting signal using 11 conditional codes of timing circuit, and will
The signal is added on two panels 74LS160 counters simultaneously, when next count pulse is that the 12nd input pulse is reached, counts
Device starts to be counted again from zero, realizes 0 ~ 11 circulation, so as to form duodecimal notation counter, realizes the counting work(of wrist-watch hour
Energy.There are 24 hours daily, then circulate twice within 12 hours.
And when display circuit be made up of a piece of 74HC154 types 4-16 decoders and 3 XOR gates, 74HC154 types 4-16 is translated
Code device and ten small time indicator lamps 7 are connected, and control ten light to indicate lamp on/off, and 3 XOR gates and two small time refer to
Show that lamp 7 connects, and control this two small time indicator lamp light on and off, and 74HC154 type 4-16 decoders with when counting circuit in
Two panels 74LS160 counters connect, as described in the two panels 74LS160 counter controls 74HC154 type 4-16 decoders and 3 it is different
OR gate, light indicator lamp is opened and closed according to certain control law.When counting circuit control under, be capable of achieving different small
When the time can light different small time indicator lamps.So as to realize the display function of wrist-watch hours.
Circuit is school point mechanical key, school point electric capacity C3, school sub-resistance R2 and school point 74LS136 XOR gates when school point and school
School parallel circuit is connected to form, resistance R3 and 74LS136 XOR gates are connected during school when electric capacity C4, school when mechanical key, school during school
Circuit when connecing composition school, circuit when the connected composition school point of above-mentioned two circuit and school;The mechanical key when school point mechanical key or school
During in releasing orientation, electric capacity C4 is charged normal when point electric capacity C3 or the school of school, point counting circuit or when counting circuit be in it is normal
Timework state, when when school point mechanical key or school, mechanical key presses and holds the regular hour, school point electric capacity C3
Or electric capacity C4 shorted on both ends during school, electric capacity electric discharge, because capacitance is small and voltage is low, direct short-circuit electric discharge is safe, if
Mechanical key is in releasing orientation when mechanical key or the school of school point, 74LS136 XOR gates when 74LS136 XOR gates or the school of school point
One end is input into, and the change of high and low level, carry signal occurs in the presence of mechanical key at school point mechanical key or school
（Fenjin and shijin）When not counting full 60 in low level state, when school point mechanical key or school, mechanical key is pressed
When, if two inputs of 74LS136 XOR gates are all low level when 74LS136 XOR gates or school are divided in school, it is output as low level,
If two input level of 74LS136 XOR gates are one high and one low when 74LS136 XOR gates or school are divided in school, it is output as high level,
So, clock signal（Fenclk and shiclk）There is the upset of level, make corresponding point of counting circuit and when counting circuit
Count value add one so that realize adjust minute count and hour count change.
Time showing control circuit 16 is contact witch circuit, by time base circuit NE555D chips, and triggers pipe with it
The electric capacity C1 and metal contact A of the pin of pin 2 connection, electric capacity C2 and metal contact piece B that the pin of pin 6 is connected are triggered with it, and can
Control silicon VS is made up of the pin of output end 3 that current-limiting resistance R connects time base circuit NE555D chips.When staff touches metal contact A
When, the noise signal on human body will be added to the pin of triggering pin 2 of time base circuit NE555D by electric capacity C1, then by Shi Ji electricity
The whole trigger upset that road NE555D chips and E555 timers are constituted, the pin of output end 3 of time base circuit NE555D chips
Output high level, controllable silicon VS control poles are added to through current-limiting resistance R, when controllable silicon VS is turned on, the switch VCC1 of display circuit
It is logical, you can be powered to minute and hour display circuit, make its normal display.When needing to turn off the light, staff touching sheet metal B, together
The induced signal of sample is added to the pin of triggering pin 6 of time base circuit NE555D through electric capacity C2, and the triggering pin of pin 6 is triggered, when
The pin of the output end 3 output low level of base circuit NE555D chips, controllable silicon VS loses trigger current and ends, then display circuit
Switch VCC1 disconnect.Described electric capacity C1, C2 is coupled capacitor, and when display circuit and point display circuit switch using touching
Touch switch, both energy-conservation, can prevent again because of the destruction of Individual elements and caused by numb electrical phenomena.
Controlling the workflow of circuit part is, produces the 32768HZ crystal oscillators in circuit 13 to produce by pulse per second (PPS) first and shakes
Swing, divided through the three frequency division chips of 74,HC4,060 ten, the pulse signal that frequency is 2HZ can be obtained, chip is divided through 74,HC4,060 14
Frequency dividing, and the pulse signal of 1HZ can be obtained through 74LS74 two divided-frequencies chip frequency dividing, the pulse signal is the time base of timing circuit
Quasi- pulse per second (PPS), base at by pps pulse per second signal input second counting circuit 15 pairs is counted, and pulse per second (PPS) then is produced into electricity
The pps pulse per second signal that road 13 produces is input in the second counter of second counting circuit, and the second is counted.60 are count down to when the second
When, beginning is counted and produces carry pulse again, and the pulse represents the time of one minute, by the pulse input to a point counting electricity
Road 11, this point of counting circuit 11 is started counting up.When full 60 number of point meter of counting circuit 11, the carry of counting circuit 12 during generation
Pulse, counting circuit 12 is started counting up when making.And point counting circuit 11 passes through 4-16 Encoder driving of 74HC154 types 60
The light on and off of light indicator lamp 10 in LED minutes, so that the change between showing timesharing.When counting circuit 12 drive 12 LED small time
The light on and off of indicator lamp 7, show the change of hours.Circuit 14 becomes realizing that adjustment minute and hour count during by school point and school
Change.By time showing control circuit 16 control point display circuit and when display circuit power.
Claims (11)
1. a kind of Portable timing device of energy-conservation, it is characterised in that the Portable timing device of the energy-conservation of hand-chain type, by being embedded with
The bangle body of the light indicator lamp of display minutes and hours（4）And embedded bangle body（4）Interior control circuit part structure
Into, control the counting of minutes and hours by control circuit part, and with minutes and hours corresponding light
The light on and off of indicator lamp, to realize showing the instruction function of timing minute and hour.
2. as claimed in claim 1 a kind of Portable timing device of energy-conservation, it is characterised in that the bangle body（4）It is flexibility
Body, by multiple identical fritters（5）It is flexibly connected and constitutes；In bangle body（4）Two ends set the opposite magnetic bodies of magnetic pole
（1）, to bangle body（4）Two ends are fastened and connected, bangle body（4）Two row 12 that upper and lower corresponding is distributed with surface is recessed
Groove, in 12 grooves of upper row（8）In be respectively provided with and represent the respective digital 1,2,3-----12 of 12 hours, and with expression
12 hours corresponding small time indicator lamps of numeral 1,2,3-----12（7）, by small time indicator lamp（7）Light on and off, realize
The display of hours；12 grooves of lower row（9）In each groove be separated into five little grooves, totally six ten little grooves,
Each little groove is corresponding in turn to each minute of time, in setting minute light indicator lamp in each little groove（10）, by dividing
Clock light indicator lamp（10）Light on and off, realize the display of minutes；And in bangle body（4）Central cavity position at be provided with cloth
Put the circuit board of control circuit part（6）And battery.
3. as claimed in claim 1 a kind of Portable timing device of energy-conservation, it is characterised in that the control circuit part is by counting
When circuit, control adjustment circuit, the part of time display circuit three composition, timing circuit include pulse per second (PPS) produce circuit（13）, the second
Counting circuit（15）, point counting circuit（11）With when counting circuit（12）, control adjustment circuit to include that time showing controls circuit
（16）Circuit during with school point and school（14）, the time showing control circuit（16）Including point display circuit and when display circuit,
And point counting circuit（11）With the minute light indicator lamp of display minutes（10）Be connected, when counting circuit（12）With display hour
The small time indicator lamp (7) of time is connected；
Circuit is produced by the pulse per second (PPS) in timing circuit（13）Pulse per second (PPS) is produced, pps pulse per second signal is input to a second counting circuit
（15）In, the second is counted, when counting down to 60, beginning is counted and produces carry pulse again, the carry pulse
The time of one minute is represented, then would indicate that the time pulse of a minute is input to a point counting circuit（11）, by a point counting circuit
（11）Start counting up, when a point counting circuit（11）During meter completely 60 number, counting circuit during generation（12）Carry pulse, when making
Counting circuit（12）Start counting up, by a point counting circuit（11）Drive 60 minute light indicator lamps（10）Light on and off so that aobvious
Show the change between timesharing, by when counting circuit（12）12 light on and off of small time indicator lamp (7) are driven, the time of hour is shown
Change, meanwhile, by contact witch circuit as power control circuit, the break-make of power supply is controlled, and during by school parallel circuit and school
The regulation of electrical circuit minute and the change in count of hour.
4. a kind of Portable timing device of energy-conservation as claimed in claim 3, it is characterised in that the pulse per second (PPS) produces circuit
（13）It is electrically connected to form by 32768HZ crystal oscillators, the three frequency division chips of 74,HC4,060 ten and 74LS74 two divided-frequency chips；By 32768HZ
Crystal oscillator produces vibration, is divided through the three frequency division chips of 74,HC4,060 ten, the pulse signal that frequency is 2HZ can be obtained, through 74,HC4,060 ten
Four frequency dividing chip frequency dividings, and the pulse signal of 1HZ can be obtained through 74LS74 two divided-frequencies chip frequency dividing, the pulse signal is timing electricity
The time reference pulse per second (PPS) on road, second counting circuit is input into by the pulse per second (PPS)（15）Base is counted when i.e. pair, portable timing dress
Put normal and accurate operation.
5. as claimed in claim 3 a kind of Portable timing device of energy-conservation, it is characterised in that the second counting circuit（15）By
Two panels 74LS160 counters are serially connected and constitute sexagesimal counter, and first piece 74LS160 counters are decade counter
Device, second 74LS160 counter is sextuple denotation counter, whenever full ten number of first piece 74LS160 counter counts, the
Two 74LS160 rolling counters forwards Jia 1 automatically, and when second 74LS160 counters note is to six, this two panels counter is simultaneously clear
Zero, the circulation of count value 0 ~ 59 is capable of achieving, so that, realize the function of second timing.
6. as claimed in claim 3 a kind of Portable timing device of energy-conservation, it is characterised in that described point of counting circuit（11）By
Two panels 74LS160 counters are serially connected and constitute sexagesimal counter, and first piece 74LS160 counters are decade counter
Device, second 74LS160 counter is sextuple denotation counter, whenever full ten number of first piece 74LS160 counter counts, second
Piece 74LS160 rolling counters forwards Jia 1 automatically, and when second 74LS160 counters note is to 6, this two panels counter resets simultaneously,
The circulation of count value 0 ~ 59 is capable of achieving, so that, realize the function of point timing.
7. as claimed in claim 3 a kind of Portable timing device of energy-conservation, it is characterised in that counting circuit when described（12）By
Two panels 74LS160 counters are connected into centesimal system counter, then produce asynchronous zero setting using the 11st conditional code of timing circuit
Signal, while being added on two panels 74LS160 counters, when next count pulse is that the 12nd input pulse is reached, counts
Device starts to be counted again from zero, realizes 0 ~ 11 circulation, so as to form duodecimal notation counter, realizes the clocking capability of hour;
There are 24 hours daily, circulate twice within 12 hours.
8. as claimed in claim 3 a kind of Portable timing device of energy-conservation, it is characterised in that described point of display circuit is by 7
The decoder of 74HC154 types 4-16, is arranged to make up in the form of six below with a piece of above, and per a piece of 74HC154 types 4-
16 decoders directly with ten minute light indicator lamps（10）It is connected, each minute light indicator lamp（10）Correspond to each point
Clock, above a piece of decoder of 74HC154 types 4-16 and a point counting circuit（11）In second output end of counter be connected
Connect, it is act as producing six switching signals, and following six decoders of 74HC154 types 4-16 are controlled respectively according to certain rule
Rule is opened and closed, below six decoders of 74HC154 types 4-16 directly with a point counting circuit（11）In first piece count
Device is connected, in a point counting circuit（11）Control under, realize that different minutes can light different minute light indicator lamps
（10）, to indicate the timing of minute.
9. as claimed in claim 3 a kind of Portable timing device of energy-conservation, it is characterised in that display circuit is by a piece of when described
74HC154 type 4-16 decoders and 3 XOR gate compositions, 74HC154 type 4-16 decoders and ten small time indicator lamp (7) phases
Connect and control its light on and off, 3 XOR gates and two small time indicator lamps (7) connect and control its light on and off, and 74HC154 types 4-
16 decoders with when counting circuit（12）In two panels 74LS160 counters connection, by two panels 74LS160 counter controls institute
74HC154 type 4-16 decoders and 3 XOR gates are stated, small time indicator lamp (7) is opened and closed according to control law, realized not
Same hours can light different small time indicator lamps (7), to indicate the timing of hour.
10. a kind of Portable timing device of energy-conservation as claimed in claim 3, it is characterised in that time showing control electricity
Road (16) is contact witch circuit, by time base circuit NE555D chips, and with its trigger electric capacity C1 that the pin of pin 2 is connected and
Metal contact A, electric capacity C2 and metal contact piece B that the pin of pin 6 is connected are triggered with it, and time base circuit is connect by current-limiting resistance R
The controllable silicon VS of the pin of NE555D chip outputs 3 is constituted;When staff touches metal contact A, the noise signal on human body is just
The pin of triggering pin 2 of time base circuit NE555 can be added to by electric capacity C1, then whole trigger upset, time base circuit NE555D
The pin of the output end 3 output high level of chip, controllable silicon VS control poles are added to through current-limiting resistance R, when controllable silicon VS is turned on, are shown
Show that the switch VCC1 of circuit leads to, you can powered to minute and hour display circuit, make its normal display;When needing to turn off the light, people
Hand touches sheet metal B, and same induced signal is added to the pin of triggering pin 6 of time base circuit NE555D, triggering pipe through electric capacity C2
The pin of pin 6 is triggered, and the pin of the output end 3 output low level of time base circuit NE555D chips, controllable silicon VS loses trigger current
And end, then the switch VCC1 of display circuit disconnects.
A kind of 11. Portable timing devices of energy-conservation as claimed in claim 3, it is characterised in that the circuit when school point and school
(14) it is that school divides mechanical key, school point electric capacity C3, school sub-resistance R2 and school a point 74LS136 XOR gates to be connected to form school point electricity
Road, resistance R3 and circuit when 74LS136 XOR gates are connected to form school during school when electric capacity C4, school when mechanical key, school during school, on
Circuit when stating the connected composition school point of two circuits and school;When school point mechanical key or school, mechanical key is in releasing orientation, school
Electric capacity C4 is charged normal when point electric capacity C3 or school, point counting circuit or when counting circuit be in normal timework state, when
When mechanical key presses and holds the regular hour when mechanical key or the school of school point, electric capacity C4 two ends are short when electric capacity C3 or the school of school point
Connect, electric capacity electric discharge, because capacitance is small and voltage is low, direct short-circuit electric discharge is safe, if when mechanical key or the school of school point
Mechanical key is in releasing orientation, one end input of 74LS136 XOR gates when 74LS136 XOR gates or the school of school point, in school extension set
The change of high and low level, carry signal occurs when tool button or school in the presence of mechanical key（Fenjin and shijin）
Low level state is in when not counting full 60, when mechanical key is pressed when school point mechanical key or school, if school point 74LS136 XORs
Two inputs of 74LS136 XOR gates are all low level when door or school, and it is output as low level, if school point 74LS136 XOR gates
Or during school 74LS136 XOR gates two input level it is one high and one low, it is output as high level, so, clock signal（fenclk
And shiclk）There is the upset of level, make corresponding point of counting circuit and when counting circuit count value add one so that real
The change that now adjustment minute counts and hour counts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710193163.XA CN106909066B (en) | 2017-03-28 | 2017-03-28 | A kind of energy-efficient Portable timing device |
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| CN201710193163.XA CN106909066B (en) | 2017-03-28 | 2017-03-28 | A kind of energy-efficient Portable timing device |
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| CN106909066B CN106909066B (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109212948A (en) * | 2018-10-30 | 2019-01-15 | 浙江理工大学瓯海研究院有限公司 | A kind of clock and watch and the operation method applied to the clock and watch |
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| CN109212948A (en) * | 2018-10-30 | 2019-01-15 | 浙江理工大学瓯海研究院有限公司 | A kind of clock and watch and the operation method applied to the clock and watch |
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| Publication number | Publication date |
|---|---|
| CN106909066B (en) | 2019-05-03 |
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