CN2127505Y - Electronic accumulation timer - Google Patents
Electronic accumulation timer Download PDFInfo
- Publication number
- CN2127505Y CN2127505Y CN 92219027 CN92219027U CN2127505Y CN 2127505 Y CN2127505 Y CN 2127505Y CN 92219027 CN92219027 CN 92219027 CN 92219027 U CN92219027 U CN 92219027U CN 2127505 Y CN2127505 Y CN 2127505Y
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- CN
- China
- Prior art keywords
- gear
- doubly
- engagement
- wheel
- linked gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009825 accumulation Methods 0.000 title claims description 7
- 239000013078 crystal Substances 0.000 claims description 6
- 230000003534 oscillatory effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Measurement Of Unknown Time Intervals (AREA)
Abstract
The utility model belongs to the technical field of instrument and equipment operating duration register. This kind of electron adds up time-recorder is including connecing the drive signal generator on power rectification filter circuit, the actuating mechanism who is connected with drive signal generator output, and actuating mechanism end-to-end connection's mechanical counter uses the utility model discloses, can accurately record instrument equipment's operating duration and life-span. When the equipment is shut down, the memory is not lost.
Description
The utility model belongs to the technical field of instrument and equipment logger working time.
Existing electronic timer, though comprise signal generating circuit and indicating device, but can only simply indicate instantaneous time, and the going round and beginning again of 12 hours or twenty four hours one-period, can not be used on the instrument and equipment, determine working time, operation life of instrument and equipment etc., and working time and operation life are vital to the maintenance and the management of instrument and equipment, the working time and the life-span of present instrument and equipment, can only adopt the artificial estimation technique, error is quite big, and maintenance, the maintenance care of instrument and equipment brought great inconvenience.
The purpose of this utility model provides a kind of working time and life-span that can accurately register instrument equipment, does not lose the electronics accumulation timer of memory under powering-off state.
This electronics accumulation timer comprises the drive signal generator that is connected on the power supply rectification filter circuit output terminal, the topworks that is connected with the output terminal of drive signal generator, the mechanical counter that is connected with the end of topworks.Drive signal generator comprises crystal oscillating circuit, frequency dividing circuit and the amplifying circuit of series connection.Topworks comprises stepper motor, with the worm gear of stepper motor worm shaft engagement, with the worm gear meshed gears, with the belt wheel that gear is connected as a single entity, the belt that is connected with belt wheel.The belt wheel of mechanical counter is connected with the belt of topworks.
Owing to be provided with the crystal high-frequency oscillating circuits, make timing more accurate, adopt integrated circuit, make that whole device volume is little, in light weight, cost is low.Adopt mechanical counter, make device under the situation of outage, do not lose memory, timing adds up.
Accompanying drawing shows embodiment of the present utility model, wherein
Figure 1 shows that the block scheme of embodiment;
Figure 2 shows that electrical schematic diagram.
In the present embodiment, the electronics accumulation timer comprises power supply rectification filter circuit (1).Drive signal generator (2), topworks (3), counter (4).
Power supply rectification filter circuit (1) comprises the commutator tube D1 that is connected with the external power source output terminal, dropping resistor R
1, bidirectional protective pipe D
2, stabilivolt D
3, D
4And R
2C
1Filtering circuit.Drive signal generator (2) comprises oscillatory circuit, frequency dividing circuit, amplifying circuit.Oscillatory circuit comprises 1
#, 2
#Pin is connected on the integrated package 1444YA of power supply rectification filter circuit (1) output terminal, is connected on 1444YA7
#8
#Crystal J on the pin, one terminates at 8 of crystal J and 1444YA
#The link of pin, the other end are connected on 2 of 1444YA
#Two shunt capacitance C of pin
3, C
4, with crystal J and capacitor C
3, C
4Capacitor C in parallel
2Frequency dividing circuit is connected on the output terminal of oscillatory circuit in 1444YA inside.Amplifying circuit is connected on the output terminal of frequency dividing circuit also in 1444YA inside, and the output terminal of amplifying circuit is 3 of 1444YA
#, 5
#Pin.Topworks (3) comprises and is connected on 1444YA 3
#, 5
#Stepper motor on the pin (5), above the stepper motor worm shaft with the worm gear (6) of worm mesh, at worm gear (6) top and worm gear (6) meshed gears (7), with the belt wheel (8) that gear (7) is connected as a single entity, the belt (9) that is connected with belt wheel (8).Mechanical counter (4) comprises that an end that is contained in shell (27) lower right corner stretches out the worm screw (11) of shell (27), be fixed on worm screw (11) and stretch out the belt wheel (10) that is connected with belt (9) that shell (27) is held, worm gear (12) in worm screw (11) top with worm screw (11) engagement, be fixed on the gear (13) of worm gear (12) left end, doubly-linked gear (14) with gear (13) engagement, digital wheel (15) with doubly-linked gear (14) engagement, doubly-linked gear (16) with digital wheel (15) engagement, digital wheel (17) with doubly-linked gear (16) engagement, doubly-linked gear (18) with digital wheel (17) engagement, digital wheel (19) with doubly-linked gear (18) engagement, doubly-linked gear (20) with digital wheel (19) engagement, digital wheel (21) with doubly-linked gear (20) engagement, with the doubly-linked gear (22) of digital wheel (21) engagement, with the digital wheel (23) of doubly-linked gear (22) engagement.Worm gear (12), gear (13), digital wheel (15), (17), (19), (21), (23) are arranged from right to left in proper order and are contained on the axle (24) that is fixed on the left and right sidewall of shell (27), go up between each wheel at axle (24) and are fixed with positioning pipe (26).Doubly-linked gear (14), (16), (18), (20), (22) are arranged from right to left in proper order and are contained in the digital wheel top, are fixed on the axle (25) on the left and right sidewall of shell (27), go up between each doubly-linked gear at axle (25) and are fixed with positioning pipe (26).
The principle of work of circuit is: the input termination～6.3-400V power supply of power supply rectification filter circuit (1), and through diode D
1Half-wave rectification is a direct current, the resistance R through determining according to the voltage of external power supply
1Step-down is at stabilivolt D
3, D
4The voltage at two ends is about 1.5V, through R
2C
1Filtering circuit filters Alternating Component, make power supply rectification filter circuit be output as direct current 1.5V, 1.5V power supply is added on the drive signal generator, oscillatory circuit produces the higher-order of oscillation of 4.19430MHZ, frequency dividing circuit frequency division through 1444YA inside is second signal output, amplifying circuit through 1444YA inside amplifies, from 3
#, 5
#Pin output, drive stepping motor is rotated, it is two seconds that the worm shaft of stepper motor whenever circles, the ratio of gear of worm and worm wheel (6) is 30:1, the ratio of gear of worm gear (6) and gear (7) is 60:1, then whenever to circle be one hour to gear (7), it is one hour that the belt wheel (8) that is connected as a single entity with gear (7) whenever circles, the ratio of gear of belt wheel (8) and belt wheel (10) is 1:2, worm screw (11) is 20:1 with the ratio of gear of worm gear (12), gear (13) is 1:5 with the ratio of gear of doubly-linked gear (14), doubly-linked gear (14) is 5:1 with the ratio of gear of digital wheel (15), therefore gear (7) whenever circles, and digital wheel shows one hour, and digital wheel (15) is 10:1 with the ratio of gear of doubly-linked gear (16), doubly-linked gear (16) is 10:1 with the ratio of gear of digital wheel (17), make digital wheel (15) and (17) be decimal carry, remaining digital wheel is analogized in proper order, all is decimal carry.
Claims (3)
1, a kind of electronics accumulation timer, it is characterized in that comprising the drive signal generator (2) that is connected on power supply rectification filter circuit (1) output terminal, the topworks (3) that is connected with the output terminal of drive signal generator (2), the mechanical counter (4) that is connected with the end of topworks (3); Drive signal generator (2) comprises crystal oscillating circuit, frequency dividing circuit and the amplifying circuit of series connection; Topworks (3) comprises stepper motor (5), with the worm gear (6) of stepper motor worm shaft engagement, with worm gear (6) meshed gears (7), with the belt wheel (8) that gear (7) is connected as a single entity, the belt (9) that is connected with belt wheel (8); The belt wheel (10) of mechanical counter (4) is connected with the belt (9) of topworks (3).
2,, it is characterized in that drive signal generator (2) is the special-purpose integrated package of the clock and watch that external crystal oscillator and electric capacity are arranged according to the described electronics accumulation timer of claim 1.
3, according to the described electronics accumulation timer of claim 1, it is characterized in that mechanical counter (4) comprises that an end that is contained in shell (27) lower right corner stretches out the worm screw (11) of shell (27), be fixed on worm screw (11) and stretch out the belt wheel (10) that is connected with belt (9) that shell (27) is held, worm gear (12) with worm screw (11) engagement, be fixed on the gear (13) of worm gear (12) left end, doubly-linked gear (14) with gear (13) engagement, digital wheel (15) with doubly-linked gear (14) engagement, doubly-linked gear (16) with digital wheel (15) engagement, digital wheel (17) with doubly-linked gear (16) engagement, doubly-linked gear (18) with digital wheel (17) engagement, digital wheel (19) with doubly-linked gear (18) engagement, doubly-linked gear (20) with digital wheel (19) engagement, digital wheel (21) with doubly-linked gear (20) engagement, doubly-linked gear (22) with digital wheel (21) engagement, digital wheel (23) with doubly-linked gear (22) engagement, worm gear (12), gear (13), digital wheel (15), (17), (19), (21), (23) arrange from right to left to be contained in proper order and be fixed on shell (a 27) left side, on the axle on the right side wall (24), upward be fixed with positioning pipe (26) between each wheel at axle (24), doubly-linked gear (14), (16), (18), (20), (22) arrange from right to left to be contained in proper order and be fixed on shell (a 27) left side, on the axle on the right side wall (25), upward be fixed with positioning pipe (26) between each doubly-linked gear at axle (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92219027 CN2127505Y (en) | 1992-06-06 | 1992-06-06 | Electronic accumulation timer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92219027 CN2127505Y (en) | 1992-06-06 | 1992-06-06 | Electronic accumulation timer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2127505Y true CN2127505Y (en) | 1993-02-24 |
Family
ID=33766387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92219027 Expired - Fee Related CN2127505Y (en) | 1992-06-06 | 1992-06-06 | Electronic accumulation timer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2127505Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102176674A (en) * | 2010-12-30 | 2011-09-07 | 天津市太阳精仪科技有限公司 | Miniature counter |
| CN103795403A (en) * | 2014-02-19 | 2014-05-14 | 天津市太阳精仪科技有限公司 | Signal conversion and drive module of counter |
-
1992
- 1992-06-06 CN CN 92219027 patent/CN2127505Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102176674A (en) * | 2010-12-30 | 2011-09-07 | 天津市太阳精仪科技有限公司 | Miniature counter |
| CN102176674B (en) * | 2010-12-30 | 2015-06-17 | 天津市太阳精仪科技有限公司 | Miniature counter |
| CN103795403A (en) * | 2014-02-19 | 2014-05-14 | 天津市太阳精仪科技有限公司 | Signal conversion and drive module of counter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |