CN201413535Y - Signal detecting and shaping circuit, thunder light triggering timer and thunder light automatic timing runway - Google Patents

Abstract

The present utility model relates to a signal detecting and shaping circuit, a thunder light triggering timer and a thunder light automatic timing runway, pertaining to fields of non-electricity measurement, autocontrol and electronic appliances.A simple type (counter type ) thunder light timer consists of a voltage-stabilized power supply, a signal detecting and shaping circuit, (a counting display apparatus ), an edge-pulse transducer, a line control clock and the like. An intelligent type thunder light timer consists of a voltage-stabilized power supply, a signal detecting and shaping circuit, a singlechip system, a miniature keyboard, a cycle number/time display apparatus, and the like.The thunder light triggering automatic timing runway having three types of a double-straight-line type, a double-flat-ring type and a double-dumbbell type consists of the thunder light timer, a bending fixing type or direct fixing type light beam direction adjustor and a runway structure.The automatic timing runway which is easy to use has a high timing precision, is a good platform for speed timing, relay race or marathon race, and has a wide-ranging application value at aspects of time measurement, pulse count, speed measurement and the like.

Description

Signal detecting and shaping circuit and thunder light triggered timer and selfclocking runways thereof

Technical field

The utility model relates to signal detecting and shaping circuit and thunder light triggered timer and selfclocking runways thereof, belong to Non-Electricity Measurement, automatically control and electronic device field.

Background technology

The time measurement of equidistant speed match has modes such as manual manual time-keeping, electro-photographic timing, mechanical gate electric time-keeping usually.

Manually manual time-keeping: precision is relatively poor, and operating personnel are had relatively high expectations, and also needs manually to count simultaneously the number of turns when the circuit multi-turn is competed, and deviation appears in data easily, when the speed car mould is competed, counts between the number of turns and timing quite difficult simultaneously especially.

The electro-photographic timing: precision height, function are strong, but need professional operating personnel, and equipment volume is big, cost is expensive, also trouble comparatively of the maintaining of machine.

Machinery gate electric time-keeping: function is comparatively simple, can be used for the straight way timing, can't be used for the timing of circuit multi-turn, is fit to event at a slow speed, and machine door is opened required thrust can produce unnecessary influence to match.

Summary of the invention

The purpose of this utility model provides signal detecting and shaping circuit and thunder light triggered timer and selfclocking runways thereof.

The purpose of this utility model is achieved through the following technical solutions.

A kind of signal detecting and shaping circuit has R-S to trigger type and two kinds of versions of hysteresis comparator type according to the difference of circuit connecting.

Signal detecting and shaping circuit is made up of microphone MIC, laser instrument LS11 and LS12, photoreceptor D11 and D12, timing circuit 555, switch S 10, resistance R 10～R13, diode D10, LED luminotron D13.

R-S triggers the type signal detecting and shaping circuit: resistance R 10 be connected across after microphone MIC connects positive-negative power+Vp and-Vp between, its common port connects the Tri pin of timing circuit 555 by the series circuit of diode D10 and switch S 10, laser instrument LS11 be connected across after LS12 connects positive-negative power+Vp and-Vp between, its common end grounding, photoreceptor D11 be connected across after resistance R 11 is connected positive-negative power+Vp and-Vp between, the Tri pin of its public termination timing circuit 555, resistance R 12 be connected across after photoreceptor D12 connects positive-negative power+Vp and-Vp between, the Thr pin of its public termination timing circuit 555.

Hysteresis comparator type signal detecting and shaping circuit: resistance R 10 be connected across after microphone MIC connects positive-negative power+Vp and-Vp between, its common port connects the Tri pin and the Thr pin of timing circuit 555 by the series circuit of diode D10 and switch S 10, laser instrument LS11 be connected across after LS12 connects positive-negative power+Vp and-Vp between, its common end grounding, photoreceptor D11 and D12 respectively with resistance R 11 and R12 parallel connection after connect again and the road be connected across positive-negative power+Vp and-Vp between, the Tri pin and the Thr pin of its public termination timing circuit 555.

The VDD pin of the timing circuit 555 of signal detecting and shaping circuit and GND pin meet positive-negative power+Vp and-Vp respectively, the Dis pin of timing circuit 555 meets power supply+Vp through the series circuit of resistance R 13 and luminotron D13, the OUT pin of timing circuit 555 connects and is pulse output end XP, and laser instrument LS11 aims at photoreceptor D11 and D12 respectively with the light that LS12 sends.

The circuit theory diagrams that R-S triggers the type signal detecting and shaping circuit as shown in Figure 1a, the circuit theory diagrams of hysteresis comparator type signal detecting and shaping circuit are shown in Fig. 1 b.

A kind of reduced form thunder light triggered electronic timers, be called for short: reduced form thunder light timer, adopt dual power supply; It is negative power end-Pv and positive power source terminal+Pv that reduced form thunder light timer has an earth terminal GND, two power ends, receive off starting pistol acoustical signal or starting point light varying signal, the terminal point light varying signal of breasting the tape of breasting the tape, and have led state indication, LED time showing and timing Protection Counter Functions; It is characterized in that: reduced form thunder light timer is by stabilized voltage supply, signal detecting and shaping circuit, edge-pulse converter, the line traffic control clock is formed, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the Vp of output voltage stabilization and-Vp is connected to signal detecting and shaping circuit and edge-pulse converter and line traffic control clock, signal detecting and shaping circuit is imported off starting pistol acoustical signal or starting point light varying signal and the terminal point light varying signal of breasting the tape of breasting the tape, output section single pulse signal, the input end SP of edge-pulse converter links to each other with the output terminal XP of signal detecting and shaping circuit, the inflow section single pulse signal, the dipulse signal on edge promptly before and after the edge-corresponding input of pulse converter output single pulse signal: forward position pulse signal and trailing edge signal, the input end YP of line traffic control clock links to each other with the output terminal DP of edge-pulse converter, line traffic control clock pulse signal ahead of the curve starts timing the zero hour, stop timing the zero hour at the trailing edge signal, timing time shows in the LED of line traffic control clock time showing window simultaneously, by reset button the time zero clearing that the time showing window shows is resetted when needing reclocking.

The structured flowchart of reduced form thunder light triggered electronic timers as shown in Figure 2.

Described edge-pulse converter is by capacitor C 30, resistance R 30～R32, diode D31～D34, voltage comparator B 3 is formed, four diode D31～D34 form single-phase rectification bridge, rectifier bridge has two ac input ends, positive and negative two dc output ends, one of them ac input end switches through the input end SP of parallel operation by the capacitor C 30 and the series circuit of resistance R 30, another ac input end meets the earth terminal GND into converter, the direct current negative output terminal of rectifier bridge and positive output end switch through the positive power source terminal+Vp and the negative power end-Vp of parallel operation respectively by resistance R 31 and R32, the positive-negative input end of comparer B3 connects the direct current positive-negative output end of rectifier bridge respectively, the positive-negative power end of comparer B3 connects respectively and is the positive-negative power end+Vp of converter and-Vp, and the output termination of comparer B3 is the pulse output end DP of converter.

The circuit theory diagrams of edge-pulse converter as shown in Figure 3.

Described stabilized voltage supply has output voltage fixed and two kinds of forms of Adjustable Output Voltage type according to the difference of structure, and stabilized voltage supply has an earth terminal GND, two power inputs promptly: positive power source terminal+Pv and negative power end-Pv, two power output ends promptly: positive power source terminal+Vp and negative power end-Vp.

Output voltage fixed stabilized voltage supply: form by positive three-terminal voltage-stabilizing circuit, negative three-terminal voltage-stabilizing circuit, capacitor C 01～C04, diode D01 and D02, the earth terminal GND of positive three-terminal voltage-stabilizing circuit and negative three-terminal voltage-stabilizing circuit meets the earth terminal GND into stabilized voltage supply, and the input Vi of positive three-terminal voltage-stabilizing circuit and negative three-terminal voltage-stabilizing circuit and output Vo meet input ± Pv and the output ± Vp into stabilized voltage supply.

Adjustable Output Voltage type stabilized voltage supply: by the adjustable mu balanced circuit of positive three ends, the negative adjustable mu balanced circuit of three ends, resistance R 01～R04, capacitor C 01～C04, diode D01 and D02 form, resistance R 01 be connected across between earth terminal GND and the power output end+Vp after R03 connects, the adjustable mu balanced circuit of positive three ends of its public termination adjustable side ADJ, resistance R 02 be connected across between earth terminal GND and the power output end-Vp after R04 connects, its public termination is born the adjustable mu balanced circuit of three ends adjustable side ADJ, and the input Vi of adjustable mu balanced circuit of positive three ends and the negative adjustable mu balanced circuit of three ends and output Vo meet input ± Pv and the output ± Vp into stabilized voltage supply.

The capacitor C 01 and the C02 of stabilized voltage supply place power input as input filter capacitor, and capacitor C 03 places power output end as output filter capacitor with C04, and diode D01 and D02 oppositely are connected on respectively between the input end and output terminal of stabilized voltage supply.

Output voltage fixed voltage-stabilized power supply circuit schematic diagram is shown in Fig. 4 a, and Adjustable Output Voltage type voltage-stabilized power supply circuit schematic diagram is shown in Fig. 4 b.

Described line traffic control clock is to have the button Protection Counter Functions, and can carry out the electronic stopclock of line traffic control, and time showing resolution is 10mS, and six LED seven segment codes show that maximum timing and demonstration time are 99 minutes and 59.99 seconds.

A kind of attribute thunder light triggered electronic timers, be called for short: attribute thunder light timer, adopt dual power supply; It is negative power end-Pv and positive power source terminal+Pv that attribute thunder light timer has an earth terminal GND, two power ends, receive off starting pistol acoustical signal or section starting point light varying signal, section terminal point light varying signal, have counting direction control function, counter reset function, counter and put several functions, counting initial value design function, and have led state indication, LED time showing and timing Protection Counter Functions, straight way pattern and circuit model selection function; It is characterized in that: attribute thunder light timer is by stabilized voltage supply, signal detecting and shaping circuit, count display, edge-pulse converter, the line traffic control clock, counting initial value design toggle switch, switch S 0～S3 and resistance R 1 are formed with R2, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the Vp of output voltage stabilization and-Vp is connected to signal detecting and shaping circuit and count display and edge-pulse converter and line traffic control clock, signal detecting and shaping circuit is imported off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, output section pulse signal, count display input end CK meets the output terminal XP of signal detecting and shaping circuit, the inflow section pulse signal; Often open and the normal-closed end of single-pole double-throw switch (SPDT) S3 meets power supply+Vp and-Vp respectively, the counting direction control end U/D of public termination count display, be connected across behind switch S 1 and resistance R 1 polyphone power supply+Vp and-Vp between, the reset terminal RST of its public termination count display, be connected across behind switch S 2 and resistance R 2 polyphones power supply+Vp and-Vp between, the number of putting of its public termination count display is held PE, contain draw exclusion 12 counting initial value design toggle switchs and draw the public termination power+Vp of exclusion on it, public termination power-the Vp of its toggle switch, 12 exclusions are connected with the counting initial value design input port PXYZ of count display with the common port of toggle switch, count display begins input pulse is counted and shown count value from initial value, count display output begins to the interval single pulse signal that count down to 0 from initial value N when counting down, and count display output begins to the interval single pulse signal that count down to 999 from initial value N during along counting; The Chang Kaiduan of single-pole double-throw switch (SPDT) S0 meets the output terminal XP of signal detecting and shaping circuit, the output terminal PK of normally closed termination count display, the input end SP of common port edge fit edge-pulse converter, thunder light timer was the straight way pattern when switch S 0 Chang Kaiduan connected, thunder light timer was the circuit pattern when switch S 0 normal-closed end was connected, the dipulse signal on edge before and after the edge-corresponding input of pulse converter output single pulse signal, the input end YP of line traffic control clock links to each other with the output terminal DP of edge-pulse converter, line traffic control clock pulse signal ahead of the curve starts timing the zero hour, stop timing the zero hour at the trailing edge signal, simultaneously timing time shows in the LED of line traffic control clock time showing window, resets in the time of need remeasuring or puts counter, timer then resets by reset button and makes zero.

The structured flowchart of attribute thunder light triggered electronic timers as shown in Figure 5.

Edge-pulse converter, stabilized voltage supply, the line traffic control clock of described attribute thunder light timer are identical with the corresponding unit of reduced form thunder light triggered electronic timers.

Described count display is by impulse meter, decoder driver, the all number displays of pulse, reverse buffer U21 and U22 form, the count pulse input end CK of impulse meter, count pulse output terminal PK, counting direction control end U/D, reset terminal RST, put number end PE, counting initial value design input port PXYZ is the corresponding port of count display, the count value delivery outlet QXYZ of impulse meter meets the binary-coded decimal input port SXYZ of decoder driver, the seven segment code delivery outlet TXYZ of decoder driver meets the seven segment code input port RXYZ of all number displays, week, the common port COM of number display met positive supply+Vp, counting direction control end U/D meets the input end P1 of all number displays, meet the input end P3 of all number displays simultaneously through reverse buffer U21, count pulse output terminal PK meets the input end P2 of all number displays through reverse buffer U22, positive-negative power+Vp that the positive-negative power end of impulse meter and decoder driver and reverse buffer connects count display respectively and-Vp.

Described all number displays are made up of three bit strip point seven segment code LED charactrons and 24 current-limiting resistances, the LED charactron adopts positive form altogether, the common port of three charactrons links together as the common port COM of all number displays, current-limiting resistance of each light emitting diode leading foot serial connection of forming charactron, the corresponding seven segment code pin of current-limiting resistance part: a1～g1, a2～g2, a3～g3 form the seven segment code input port RXYZ of all number displays, and the pin of radix point correspondence: p1, p2, p3 draw standby in addition.

Be with an outward appearance of seven segment code LED charactron and pinouts as shown in Figure 6, the circuit theory diagrams of all number displays as shown in Figure 7.

Described decoder driver is made up of to the seven segment code decoder driver three BCD, binary-coded decimal input pin part: A1～D1, A2～D2, A3～D3 form the binary-coded decimal input port SXYZ of decoder driver, seven segment code output pin part: a1～g1, a2～g2, a3～g3 forms the seven segment code delivery outlet TXYZ of decoder driver, three BCD to the power supply of seven segment code decoder driver connect decoder driver power end+Vp and-Vp.

The circuit theory diagrams of decoder driver as shown in Figure 8.

Described impulse meter has synchronous counter and two kinds of forms of asynchronous counter.

Synchronous counter can preset plus-minus DEC counter by three, one or, two D flip-flops, a rejection gate is formed, the count pulse input end CK of three DEC counters, counting direction control end U/D, reset terminal RST, the end of the same name of putting number end PE links together as impulse meter corresponding function control end, the advancing of lowest order DEC counter X/borrow input end CI meets power supply-Vp, and it advances/borrow output terminal CO meets advancing/borrow input end CI of a high DEC counter Y, the advancing of this high DEC counter Y/borrow output terminal CO meets advancing/borrow input end CI of a higher DEC counter Z, so the advancing of DEC counter/borrow input/output terminal CI and CO are connected into chain structure, the initialize data input port PX1～PX4 of three DEC counters, PY1～PY4, PZ1～PZ4 forms the counting initial value design input port PXYZ of impulse meter, the count value delivery outlet QX1～QX4 of three DEC counters, QY1～QY4, QZ1～QZ4 forms the count value delivery outlet QXYZ of impulse meter, the input end of clock CK of trigger B meets advancing/borrow output terminal CO of high-order DEC counter Z, the data input pin D of trigger B meets power supply+Vp, the set end SET of trigger B meets power supply-Vp, the reset terminal RST of impulse meter with put two signals of number end PE through or door computing output meet the reset terminal RST of trigger B and the set end SET of trigger A simultaneously, the input end of clock CK of trigger A meets the count pulse input end CK of impulse meter, the data input pin D of trigger A meets power supply-Vp, the reset terminal RST of trigger A meets power supply-Vp, two input ends of rejection gate meet the output terminal Q of trigger B and the output terminal Q of trigger A respectively, the output termination of rejection gate is the pulse output end PK of impulse meter, can preset plus-minus DEC counter, or door, D flip-flop, the power supply of rejection gate connect impulse meter power end+Vp and-Vp.

The circuit theory diagrams of synchronous counter are shown in Fig. 9 a.

Asynchronous counter can preset plus-minus DEC counter by three, one or, two D flip-flops, a rejection gate is formed, connected mode and synchronous counter are basic identical, the count pulse input end CK of different is DEC counter with advance/connection of borrow input/output terminal CI and CO, the advancing of three DEC counters/borrow input end CI all meets power supply-Vp, the count pulse input end CK of lowest order DEC counter X meets the count pulse input end CK into impulse meter, and it advances/borrow output terminal CO meets the count pulse input end CK of a high DEC counter Y, the advancing of this high DEC counter Y/borrow output terminal CO meets the count pulse input end CK of a higher DEC counter Z, the count pulse input end CK that so can preset plus-minus DEC counter with advance/borrow output terminal CO is connected into chain structure.

The circuit theory diagrams of asynchronous counter are shown in Fig. 9 b.

A kind of intelligent thunder light triggered electronic timers, be called for short: intelligent thunder light timer, adopt dual power supply; Intelligent thunder light timer is a channel structure, it is negative power end-Pv and positive power source terminal+Pv that an earth terminal GND, two power ends are arranged, receive off starting pistol acoustical signal or section starting point light varying signal, section terminal point light varying signal, and be provided with or import data, and have led state indication, LED week number/time display output data information with miniature keyboard; It is characterized in that: intelligent thunder light timer is by stabilized voltage supply, two cover signal detecting and shaping circuit, Single Chip Microcomputer (SCM) system, miniature keyboard, two all number/time displays, resistance R 1 and R2, diode D1～D4 forms, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the 5V of output voltage stabilization and-5V is connected to signal detecting and shaping circuit, simultaneously+the 5V power supply is connected to Single Chip Microcomputer (SCM) system, signal detecting and shaping circuit is imported off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, output section pulse signal, resistance R 1, R2 is connected across the output terminal XP1 of signal detecting and shaping circuit respectively, the input end ZP1 of XP2 and Single Chip Microcomputer (SCM) system, between the ZP2, diode D3 and D1, D4 be connected across between power supply+5V and the ground connection GND after D2 connects, its common port meets the input end ZP1 of Single Chip Microcomputer (SCM) system respectively, ZP2, resistance R 1 is finished signal with R2 and diode D1～D4 and is transmitted and the level translation function, the keyboard interface of Single Chip Microcomputer (SCM) system is connected with miniature keyboard, two display interfaces of Single Chip Microcomputer (SCM) system are connected with two all number/time displays respectively, Single Chip Microcomputer (SCM) system is provided with mode of operation or change running parameter by miniature keyboard, and Single Chip Microcomputer (SCM) system drives all numbers/time display and shows counted number of pulses, time quantum and related work state.

The structured flowchart of intelligent thunder light triggered electronic timers as shown in figure 10.

Described all numbers/time display adopts four eight sections LED charactron displays of the band two point separator of scanning form, described miniature keyboard adopts 3 * 3 scanning form keyboard, 9 keys of keyboard are: ←, →, ↑, ↓, affirmation, pattern, put the full journey of number, the zero clearing that resets, set, the display of scanning form and the keyboard of scanning form help to reduce the wiring quantity of connecting interface.

Week number/time display outward appearance and pinouts as shown in figure 11, miniature keyboard outward appearance and layout are as shown in figure 12.

A kind of bilinear type selfclocking runways, adopt multi-channel structure, have two match passages,, device channels and two cable tray, it is characterized in that: bilinear type selfclocking runways is by reduced form or intelligent thunder light timer, beam-pointing adjuster and bilinear type runway structure are formed, the runway structure is by base plate Z1, side plate Z2, substrate Z3, cover plate Z4 and dividing plate Z5 form, two blocks of side plates and a substrate are formed H shape structure, its upper space is the match passage, lower space is a cable tray, two H shape structures are fixed on the base plate, reserve certain space as device channels between two H shape structures, cable tray and device channels seal with dividing plate or separate, dividing plate has cable-through hole, and device channels top is sealed by cover plate; The beam-pointing adjuster is installed on the position at close device channels two ends on the side plate, thunder light timer is placed in the device channels, its reset button, LED light and time showing window or line traffic control clock partly are installed on the cover plate, be beneficial to observe and operation, one of laser instrument is fixed in the side plate perforate, the other end places the beam-pointing adjuster, photoreceptor be placed in laser beam irradiation to the perforate of opposite side plate in, photoreceptor, laser instrument are connected with the device channels line by cable tray with thunder light timer.

Stereographic map, sectional view, vertical view such as Figure 13 of bilinear type selfclocking runways, Figure 14, shown in Figure 15.

Described beam-pointing adjuster has the curved fixed in angle and direct two kinds of forms of fixed, the mode of its beam-pointing adjustment is divided into two kinds on X type and Y type again, the curved fixed beam-pointing adjuster in angle by pipe X4, adjust screw X2, the curved X5 in angle, fixedly screw X3 forms, pipe radially has the circumferential equally distributed screw of two rows, it is curved so that whole beam-pointing adjuster is fixed on the side plate of runway securely that one row's screw is used for fixing the angle, and another row's screw is used to cooperate the direction of adjusting screw adjusting laser beam; Directly fixed beam-pointing adjuster by T type pipe X1, adjust screw X2, fixedly screw X3 forms, the end face of T type pipe and the face of cylinder respectively have circumferential equally distributed screw, the end face screw is used for the beam-pointing adjuster is fixed on securely the side plate of runway, and face of cylinder screw is used to cooperate the direction of adjusting screw adjusting laser beam.

X type and Y type beam-pointing are adjusted the mode synoptic diagram shown in Figure 16 a, 16b, directly fixed beam-pointing adjuster schematic perspective view and lateral cross-sectional view are shown in Figure 17 a, 17b, and curved fixed beam-pointing adjuster schematic perspective view in angle and lateral cross-sectional view are shown in Figure 18 a, 18b.

A kind of two flat ring-like selfclocking runways, adopt triple channel version, have two match passages and a device channels, it is characterized in that: two flat ring-like selfclocking runways are by attribute thunder light timer or intelligent thunder light timer, the beam-pointing adjuster is formed with two flat ring-like runway structures, the runway structure is by base H1, outer panel H3, interior plate H2, cover plate H4 and H5 and dividing plate H6 form, outer panel and interior plate constitute the fixing flat loop configuration of relative distance, that is: bend is identical with the distance between plates of straight way, two flat loop configuration are fixed on the base plate, reserve certain space as device channels between two flat loop configuration, device channels top is sealed by cover plate, front and back are sealed by dividing plate, the upper opening that is surrounded oblate post by interior plate is also sealed by cover plate: the beam-pointing adjuster is installed on the position at close straight way two ends on the interior plate, thunder light timer is placed in the device channels, its reset button, LED light, all number displays and time display or line traffic control clock partly are installed on the cover plate, be beneficial to observe and operation, one of laser instrument is fixed in the side plate perforate, the other end places the beam-pointing adjuster, photoreceptor be placed in laser beam irradiation to the perforate of opposite side plate in; Described beam-pointing adjuster is identical with the beam-pointing adjuster of bilinear type selfclocking runways.

The vertical view of two flat ring-like selfclocking runways as shown in figure 19, the sectional view of two flat ring-like selfclocking runways is shown in Figure 21 a.

A kind of pair of dumbbell shape selfclocking runways, adopt triple channel version, have two match passages and a device channels, it is characterized in that: two dumbbell shape selfclocking runways are by attribute thunder light timer or intelligent thunder light timer, the beam-pointing adjuster is formed with two dumbbell shape runway structures, its composition, structure, the position relation is basic identical with two flat ring-like selfclocking runways, different is: the structure of two dumbbell shape selfclocking runways passes through runway smoothly for satisfying maximum car body, need outer panel partly to extend out at bend, the maximum car body that enables to advance in straight way also can be advanced in bend smoothly, that is: bend is bigger than the distance between plates of straight way, the internal diameter of bend outer panel is internal diameter and the long mould of maximum vehicle body, that is: the evolution of both quadratic sums of two flat ring-like bend outer panels; Described beam-pointing adjuster is consistent with the beam-pointing adjuster of bilinear type selfclocking runways.

The vertical view of two dumbbell shape selfclocking runways as shown in figure 20, the sectional view of two dumbbell shape selfclocking runways is shown in Figure 21 b.

Laser claims laser light again, has characteristics such as brightness height, direction high conformity, adopts thunder laser beam to have advantages such as precision height, antijamming capability are strong as the position of matches such as racing car, robot speed race and time measurement instrument.

Selfclocking runways is made of thunder light timer, beam-pointing adjuster, three parts of runway structure.The runway structure has bilinear type, three kinds of versions of two flat ring-like, two dumbbell shapes, is the platform of matches such as racing car, robot speed race.

The beam-pointing adjuster is used for fixing laser instrument, and can adjust the direction of thunder laser beam, makes the accurately photoreceptor on line up with runway opposite of thunder laser beam.

Thunder light timer is the core of selfclocking runways, and reduced form, attribute, intelligent three kinds of forms are arranged.

Thunder light timer adopts battery or electric main to import as power supply through the primary direct current source that step-down rectifier filtering obtains, and detects the needed constant voltage dc sources in unit such as shaping circuit, count display, edge-pulse converter, line traffic control clock or Single Chip Microcomputer (SCM) system through stabilized voltage supply voltage stabilizing output signal.

R-S triggers 555 timing circuits of type signal detecting and shaping circuit and forms the R-S trigger, 555 timing circuits of hysteresis comparator type signal detecting and shaping circuit are formed hysteresis comparator, laser instrument is opened during work, photoreceptor is subjected to that laser radiation resistance reduces, electric current increases, make the Tri pin of 555 timing circuits be in relative high level state Thr pin and then be in relative low level state, original state behind the OUT pin hold reset of 555 timing circuits is that low level is constant, and 555 timing circuits are luminous by Dis pin driving LED pilot lamp; When the starting pistol sound rises, microphone detect thunderous as the voice signal of high-decibel, produce a voltage fluctuation signal, cause the Tri pin of 555 timing circuits to occur one group and reach low level voltage fluctuation signal, 555 timing circuit output state flips are high level, and this moment, LED light was not luminous; When not using starting pistol or disconnecting the shot signal deteching circuit by switch S 1, racing car or robot movement and block the starting point thunder laser beam to arrive photoreceptor and produce the starting point light varying signal (section starting point light varying signal) of breasting the tape, causing starting point photoreceptor resistance to become big, electric current reduces, and causing the Tri pin of 555 timing circuits one or one group of low level pulse signal to occur, 555 timing circuit output state flips are high level; Racing car or robot leave that the starting area continue to be moved and blocking-up terminal point thunder laser beam when arriving photoreceptor, produce the terminal point light varying signal (section terminal point light varying signal) of breasting the tape, causing terminal point photoreceptor resistance to become big, electric current reduces, and cause the Thr pin of 555 timing circuits one or one group of high level pulse signal to occur, 555 timing circuit output states overturn again and are low level, and LED light recovers luminous simultaneously; When the scope that racing car or robot are defined by starting point light beam and terminal point light beam, high level pulse voltage signal of 555 timing circuits output.

The signal input and output waveform of signal detecting and shaping circuit as shown in figure 22.

The input capacitance C30 of edge-pulse converter and resistance R 30 and R31, R32 constitute differentiating circuit, the negative dc output end of the bridge rectifier circuit of four diode formations is a positive voltage when input voltage is constant, the positive direct-current output terminal is a negative voltage, comparer B3 output low level; When the input pulse voltage signal, the rising edge of a pulse mutation voltage makes the positive direct-current output end voltage of rectification circuit be higher than negative dc output end voltage, comparer B3 exports high level, differentiating circuit recovering state behind the time-delay certain hour, and comparer B3 recovers output low level; Pulse negative edge mutation voltage makes the negative dc output end voltage of rectification circuit be lower than the positive direct-current output end voltage, and comparer B3 exports high level equally, differentiating circuit recovering state behind the time-delay certain hour, and comparer B3 recovers output low level; That is: comparer is exported one corresponding to the high level dipulse signal of input pulse rising edge (forward position) with negative edge (edge, back).

The input/output signal waveform of edge-pulse converter as shown in figure 23.

Count display is by impulse meter, decoder driver, all number displays, compositions such as reverse buffer, the radix point of impulse meter output signal one digit number sign indicating number pipe in the middle of reverse buffer is controlled all number displays shows the output state (the bright expression of lamp is counted in the timing) of count display, the counting plus-minus mode of direction control signal gating pulse counter, and directly drive the radix point of low level charactron, control the radix point of high-order charactron simultaneously by reverse buffer, that is: a high position is lighted low points and is represented that counter is the plus coujnt state when dark, when lighting, the dark low level in high site represents that counter is the subtraction count status.During plus coujnt, counter resets by the RST signal earlier or puts number by the PE signal, first pulse of counting beginning then triggers D flip-flop A output low level, high-order DEC counter advances/the borrow output low level when rolling counters forward increases to 999 (or 900～999), high-order DEC counter advances/borrow output high level when next pulse arrives, and triggering D flip-flop B output high level, the output of trigger A and trigger B is through high level broad pulse of rejection gate computing output.During the subtraction counting, counter resets by the RST signal earlier or puts number by the PE signal, first pulse of counting beginning then triggers D flip-flop A output low level, high-order DEC counter advances/the borrow output low level when rolling counters forward reduces to 000 (or 099～000), high-order DEC counter advances/borrow output high level when next pulse arrives, and triggering D flip-flop B output high level, the output of trigger A and trigger B is through high level broad pulse of rejection gate computing output.By presetting different counting initial values, counter produces the high level gating pulse signal that the count pulse number can be set.Simultaneously, the impulse meter output data is imported all number displays through decoder driver, and all number displays show pulse week counting number value.

The work wave of count display as shown in figure 24.

Reduced form thunder light timer detects off starting pistol acoustical signal or starting point light varying signal and the terminal point light varying signal of breasting the tape of breasting the tape, signal detecting and shaping circuit output timing gate single pulse signal, edge-pulse converter is exported the dipulse signal controlling line traffic control clock timing at corresponding timing gate single pulse signal edge, and the line traffic control clock shows from the start of a race issues an order shot or starting point is breasted the tape, the end of breasting the tape is to terminal experienced time.Match or test are proceeded in the not zero clearing of line traffic control clock, and then reduced form thunder light timer continues the time that timing shows accumulative total.

Attribute thunder light timer detects off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, signal detecting and shaping circuit output cycle pulse signal, count display is to the cycle pulse signal-count and show pulse week numerical value, show during plus coujnt: NNN～999,000～999,000～999 ..., show during the subtraction counting: NNN～000,999～000,999～000, As timing gate single pulse signal, edge-pulse converter is exported the dipulse signal controlling line traffic control clock timing at corresponding timing gate single pulse signal edge by the pulse of presetting initial value decision pulsewidth in count display output simultaneously.When the circuit pattern, the line traffic control clock shows from issue an order shot or starting point is breasted the tape, pass through by presetting the time of being experienced after the corresponding circulation number of turns of initial value of the start of a race, count to follow-up continuous input pulse signal in the pulse of setting, then count display is with cycle count, the line traffic control clock then can not add up timing, and time showing is constant.When the straight way pattern, the situation of edge-pulse converter control line traffic control clock is identical with the time status of reduced form thunder light timer.Attribute thunder light timer has the function of reduced form thunder light timer concurrently.

When adopting the line traffic control clock of level control, the edge-pulse converter of reduced form thunder light timer and attribute thunder light timer can omit, and is directly controlled the timing of line traffic control clock by the monopulse of signal detecting and shaping circuit or count display output that is:.

Intelligent thunder light timer detects off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, signal detecting and shaping circuit output cycle pulse signal, the internal counter of Single Chip Microcomputer (SCM) system is counted the cycle pulse signal and is shown count value, simultaneously export corresponding broad pulse as timing gating pulse signal according to initialize data, the internal clocking timing of the direct control single chip computer of timing gating pulse signal system, and show from issue an order shot or starting point is breasted the tape, time through being experienced behind all numbers of the pulse of initialize data correspondence of the start of a race.The data initialization of intelligent thunder light timer, along the counting or demonstrations that count down, reset, put functions such as number, set and all operate realization by miniature keyboard.Setting by keyboard, intelligent thunder light timer can be set in work under single timing (single single match) or cumulative time (a plurality of relay pace) state when the straight way pattern, can be set in work under a preset count (single multi-turn match) or maximum cycle count (circulation endurance competition) state when the circuit pattern.Intelligent thunder light timer can switch in count status along the counting display mode or the display mode that counts down, and countdown shows: NNNN～0000 shows along timing: 0000～NNNN.Intelligent thunder light timer has the function of attribute thunder light timer concurrently, and mode conversion and the parameter setting is more simple, data presentation is more flexible, use is more convenient.

The work wave of intelligent thunder light timer as shown in figure 25.

The photoreceptor of forming signal detecting and shaping circuit can adopt photosensitive devices such as photoresistance, photodiode or phototriode, and the voltage comparator of composition edge-pulse converter can adopt operational amplifier or have the circuit replacement of similar functions.And the device of forming impulse meter, decoder driver adopts the CMOS standard integrated circuit or the 74 serial TTL standard integrated circuit of CD4000 series usually, also can adopt programmable logic device (PLD) to realize.

The resistance of resistance R 1, R2, R01～R04, R10～R13 (but being not limited to) is usually got 5K Ω～50K Ω, the resistance of resistance R 31, R32 (but being not limited to) is usually got R31=R32, the resistance of resistance R 30～R32 (but being not limited to) is usually got 50K Ω～5M Ω, and the resistance of current-limiting resistance (but being not limited to) is usually got 100 Ω～2K Ω.

The utility model signal detecting and shaping circuit and thunder light triggered timer and selfclocking runways thereof are rational in infrastructure, firm, thunder light timer construction is comparatively simple and reliable, volume is little, cost is low, has a wide range of applications at aspects such as model car match, robot speed runing competition and time measurement, step-by-step counting, velocity surveys.

Description of drawings

Fig. 1 a R-S triggers the circuit theory diagrams of type signal detecting and shaping circuit.

The circuit theory diagrams of Fig. 1 b hysteresis comparator type signal detecting and shaping circuit.

Fig. 2 reduced form thunder light triggered electronic timers structured flowchart.

The circuit theory diagrams of Fig. 3 edge-pulse converter.

Fig. 4 a output voltage fixed stabilized voltage supply.

Fig. 4 b Adjustable Output Voltage type stabilized voltage supply.

Fig. 5 attribute thunder light triggered electronic timers structured flowchart.

The outward appearance and the pinouts of Fig. 6 band point seven segment code LED charactron.

The circuit theory diagrams of Fig. 7 week number display.

The circuit theory diagrams of Fig. 8 decoder driver.

The circuit theory diagrams of Fig. 9 a synchronous counter.

The circuit theory diagrams of Fig. 9 b asynchronous counter.

The intelligent thunder light triggered electronic timers structured flowchart of Figure 10.

Figure 11 week number/time display outward appearance and pinouts.

Figure 12 miniature keyboard outward appearance and layout.

The stereographic map of Figure 13 bilinear type selfclocking runways.

The sectional view of Figure 14 bilinear type selfclocking runways (unit: centimetre).

The vertical view of Figure 15 bilinear type selfclocking runways (unit: centimetre).

Figure 16 a, 16b X type and Y type beam-pointing are adjusted the mode synoptic diagram.

The direct fixed beam-pointing of Figure 17 a, 17b adjuster schematic perspective view, lateral cross-sectional view.

Figure 18 a, the curved fixed beam-pointing adjuster schematic perspective view in 18b angle, lateral cross-sectional view.

The vertical view of the two flat ring-like selfclocking runways of Figure 19 (unit: centimetre).

The vertical view of the two dumbbell shape selfclocking runways of Figure 20 (unit: centimetre).

The sectional view of the two flat ring-like selfclocking runways of Figure 21 a (unit: centimetre).

The sectional view of the two dumbbell shape selfclocking runways of Figure 21 b (unit: centimetre).

The signal input and output waveform of Figure 22 signal detecting and shaping circuit.

The input/output signal waveform of Figure 23 edge-pulse converter.

The work wave of Figure 24 count display.

The work wave of the intelligent thunder light of Figure 25 timer.

Figure 26 adopts thunder light to trigger the sports filed track of automatic timing unit.

Each digital code is expressed as follows among the figure:

Z1, base plate, Z2, side plate, Z3, substrate, Z4, cover plate, Z5, dividing plate;

X1, T type pipe, are adjusted screw at X2, X3, fixing screw, and X4, pipe, bend at X5, angle;

H1, base, H2, interior plate, H3, outer panel, H4, flat ring cowling plate, H5, inter panel, H6, dividing plate;

Y1, gin pole, Y2, column, Y3, plane mirror.

Embodiment

Below in conjunction with accompanying drawing the utility model is described in detail.

Embodiment 1

Lei Guang triggers selfclocking runways

Lei Guang triggers selfclocking runways and is made up of thunder light timer, beam-pointing adjuster, runway structure.

The runway structure adopts the two flat ring type structure that has straightaway match function concurrently, and the straight way part at endless track except that can carrying out the multi-turn match can also be carried out match of straight way single or relay pace.

Thunder light timer adopts attribute thunder light timer or the intelligent thunder light timer that has reduced form thunder light timer function concurrently.Twin-channel runway need use two cover attribute thunder light timers or use the intelligent thunder light timer of a cover.

The microphone of its signal detecting and shaping circuit of thunder light timer adopts electret microphone, laser instrument adopts semiconductor laser, photoreceptor adopts photodiode or phototriode, 555 timing circuits adopt ICM7555 or ICM7556, four commutation diodes of edge-pulse converter adopt a single-phase bridge rectifier, the BCD of decoder driver is to seven segment code decoder driver employing CD4511 or CD4543, the preset plus-minus DEC counter of impulse meter adopts CD4029 or CD4510, D flip-flop adopts CD4013, or door adopts CD4071, rejection gate adopts CD4001, the inverter buffer of count display adopts CD4009 or CD4049, and the one-chip CPU of intelligent thunder light timer Single Chip Microcomputer (SCM) system adopts 8051 series monolithics.

The runway structural member adopts plastics or wood materials, and adopts the self tapping screw or add glue again and be connected and fixed, and the structural member edge grinds off corner angle with sand paper, and the wood materials outside is coated with varnish.

Runway structural member sheet material adopts the core-board or the multilayer board of 2 cm thicks, and top cover adopts the three-ply board or the multilayer board of 0.3～0.5 cm thick.

The base plate Z1 of bilinear type runway structure: long 240 centimetres, wide 65 centimetres; Side plate Z2: long 240 centimetres, wide 25 centimetres; Substrate Z3: long 240 centimetres, wide 15 centimetres; Cover plate Z4: long 240 centimetres, wide 19 centimetres; Two straightaways: long 240 centimetres, wide 15 centimetres, dark 15 centimetres; 5 centimetres of the centers of laser instrument, photoreceptor, 30 centimetres of starting lines, finishing line 10 centimetres apart from another top of runway apart from the runway top apart from substrate runway face top.

Bilinear type runway is (timing) distance effectively: 200 centimetres.

The base plate H1 of two flat ring-like runway structures: long 224 centimetres, wide 218 centimetres; Side plate H2 and H3 straight way part: long 120 centimetres, wide 15 centimetres; Interior plate H2 bend part: 29 centimetres of flexural center radiuses, high 15 centimetres; Outer panel H3 bend part: 46 centimetres of flexural center radiuses, high 15 centimetres; Inter panel H5: long 120 centimetres, wide 24 centimetres; Flat ring cowling plate H4: 180 centimetres of strong points, wide 60 centimetres; Two endless tracks: wide 15 centimetres, dark 15 centimetres; 5 centimetres of the centers of laser instrument, photoreceptor, starting line, finishing line each 10 centimetres, i.e. 100 centimetres of distances between starting line, the finishing line apart from two tops of straight way apart from base plate runway face top.

The base plate H1 of two dumbbell shape runway structures: long 224 centimetres, wide 218 centimetres; Interior plate H2 straight way part: long 120 centimetres, wide 15 centimetres; Outer panel H3 straight way part: long 90 centimetres, wide 15 centimetres; Interior plate H2 bend part: 29 centimetres of flexural center radiuses, high 15 centimetres; Outer panel H3 bend part: 48.5 centimetres of flexural center radiuses, high 15 centimetres; Inter panel H5: long 120 centimetres, wide 24 centimetres; Flat ring cowling plate H4: 180 centimetres of strong points, wide 60 centimetres; Two endless tracks: straight way is wide 15 centimetres, wide 17.5 centimetres, dark 15 centimetres of bend; 5 centimetres of the centers of laser instrument, photoreceptor apart from base plate runway face top, 80 centimetres of symmetric arrangement in straight way of distance between starting line, the finishing line.

The pipe of beam-pointing adjuster or T type pipe, angle are curved adopts stainless steel, copper, aluminium alloy or galvanized iron material with screw.

The beam-pointing adjuster is fixed on the runway side plate, and one of cylindrical laser device is fixed in the perforate of side plate, and the other end is fixed by the beam-pointing adjuster, and the perforate of side plate is circular arc slightly, so that the beam-pointing adjuster is regulated the beam direction of laser instrument.

Thunder light timer adopt battery or civil power through step-down rectifier filtering obtain ± 6V～± the primary direct current source of 9V imports as power supply, other each functional unit of stabilized voltage supply output thunder light timer is required ± direct supply of 5V.

The circuit board of thunder light timer, microphone fixing are in device channels, and LED light, button or keyboard, all number/time displays or line traffic control clock are fixed on the cover plate, are convenient to operation and observed data information.

Lei Guang triggers selfclocking runways and is used for racing car and robot speed race geometric ratio contest item order, and easy to use, the accuracy of timekeeping height is the platform of racing car and robot speed's match, timed game or relay pace, endurance competition.Embodiment 2

Lei Guang triggers automatic timing unit and sports filed track thereof

The sports filed track of employing thunder light triggering automatic timing unit as shown in figure 26.

Sports filed track adopts two flat ring-like plastic cement race track forms, Lei Guang triggers automatic timing unit five columns: gin pole Y1 is positioned at the bend opening part of two flat ring-like runways, four runway column Y2 are positioned at the other place near the straight way two ends of runway, and the position of two flat ring-like plastic cement race track intermediate alignment columns is mounted with plane mirror Y3.

Form thunder light timer employing attribute thunder light timer or intelligent thunder light timer that thunder light triggers automatic timing unit, be used for short distance straight way speed and compete with long apart from of the self-clocking of circuit speed than match.

Two flat ring-like plastic cement race tracks adopt two cover attribute thunder light timers or the intelligent thunder light timer of a cover, the button of thunder light timer or keyboard, line traffic control clock or all number/time displays place in the gin pole, convenient unified operation, beam-pointing adjuster, microphone, laser instrument, photoreceptor then place in the runway column.

Lei Guang triggers the laser instrument of the same passage of automatic timing unit and the same side that photoreceptor is in runway, and cable connects comparatively simple and convenient.

The light beam that the laser instrument of Lei Guang triggering automatic timing unit sends reflexes to the homonymy photoreceptor through mid-plane reflective mirror Y3, detect starting point light varying signal and terminal point light varying signal, form timekeeping system with microphone and signal transformation treatment circuit, realize automatic counting, the timing of sports filed track match.

Claims (10)

1, a kind of signal detecting and shaping circuit, difference according to circuit connecting has R-S to trigger type and two kinds of versions of hysteresis comparator type, and it is characterized in that: signal detecting and shaping circuit is made up of microphone MIC, laser instrument LS11 and LS12, photoreceptor D11 and D12, timing circuit 555, switch S 10, resistance R 10～R13, diode D10, LED luminotron D13; R-S triggers the type signal detecting and shaping circuit: resistance R 10 be connected across after microphone MIC connects positive-negative power+Vp and-Vp between, its common port connects the Tri pin of timing circuit 555 by the series circuit of diode D10 and switch S 10, laser instrument LS11 be connected across after LS12 connects positive-negative power+Vp and-Vp between, its common end grounding, photoreceptor D11 be connected across after resistance R 11 is connected positive-negative power+Vp and-Vp between, the Tri pin of its public termination timing circuit 555, resistance R 12 be connected across after photoreceptor D12 connects positive-negative power+Vp and-Vp between, the Thr pin of its public termination timing circuit 555; Hysteresis comparator type signal detecting and shaping circuit: resistance R 10 be connected across after microphone MIC connects positive-negative power+Vp and-Vp between, its common port connects the Tri pin and the Thr pin of timing circuit 555 by the series circuit of diode D10 and switch S 10, laser instrument LS11 be connected across after LS12 connects positive-negative power+Vp and-Vp between, its common end grounding, photoreceptor D11 and D12 respectively with resistance R 11 and R12 parallel connection after connect again and the road be connected across positive-negative power+Vp and-Vp between, the Tri pin and the Thr pin of its public termination timing circuit 555; The VDD pin of the timing circuit 555 of signal detecting and shaping circuit and GND pin meet positive-negative power+Vp and-Vp respectively, the Dis pin of timing circuit 555 meets power supply+Vp through the series circuit of resistance R 13 and luminotron D13, the OUT pin of timing circuit 555 connects and is pulse output end XP, and laser instrument LS11 aims at photoreceptor D11 and D12 respectively with the light that LS12 sends.

2, a kind of reduced form thunder light triggered electronic timers that adopts the described signal detecting and shaping circuit of claim 1, be called for short: reduced form thunder light timer, adopt dual power supply; It is negative power end-Pv and positive power source terminal+Pv that reduced form thunder light timer has an earth terminal GND, two power ends, receive off starting pistol acoustical signal or starting point light varying signal, the terminal point light varying signal of breasting the tape of breasting the tape, and have led state indication, LED time showing and timing Protection Counter Functions; It is characterized in that: reduced form thunder light timer is by stabilized voltage supply, signal detecting and shaping circuit, edge-pulse converter, the line traffic control clock is formed, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the Vp of output voltage stabilization and-Vp is connected to signal detecting and shaping circuit and edge-pulse converter and line traffic control clock, signal detecting and shaping circuit is imported off starting pistol acoustical signal or starting point light varying signal and the terminal point light varying signal of breasting the tape of breasting the tape, output section single pulse signal, the input end SP of edge-pulse converter links to each other with the output terminal XP of signal detecting and shaping circuit, the inflow section single pulse signal, the dipulse signal on edge promptly before and after the edge-corresponding input of pulse converter output single pulse signal: forward position pulse signal and trailing edge signal, the input end YP of line traffic control clock links to each other with the output terminal DP of edge-pulse converter, line traffic control clock pulse signal ahead of the curve starts timing the zero hour, stop timing the zero hour at the trailing edge signal, timing time shows in the LED of line traffic control clock time showing window simultaneously, by reset button the time zero clearing that the time showing window shows is resetted when needing reclocking.

3, by the described reduced form thunder of claim 2 light timer, it is characterized in that: described edge-pulse converter is by capacitor C 30, resistance R 30～R32, diode D31～D34, voltage comparator B 3 is formed, four diode D31～D34 form single-phase rectification bridge, rectifier bridge has two ac input ends, positive and negative two dc output ends, one of them ac input end switches through the input end SP of parallel operation by the capacitor C 30 and the series circuit of resistance R 30, another ac input end meets the earth terminal GND into converter, the direct current negative output terminal of rectifier bridge and positive output end switch through the positive power source terminal+Vp and the negative power end-Vp of parallel operation respectively by resistance R 31 and R32, the positive-negative input end of comparer B3 connects the direct current positive-negative output end of rectifier bridge respectively, the positive-negative power end of comparer B3 connects respectively and is the positive-negative power end+Vp of converter and-Vp, and the output termination of comparer B3 is the pulse output end DP of converter.

4, by the described reduced form thunder of claim 2 light timer, it is characterized in that: described stabilized voltage supply has output voltage fixed and two kinds of forms of Adjustable Output Voltage type according to the difference of structure, and stabilized voltage supply has an earth terminal GND, two power inputs promptly: positive power source terminal+Pv and negative power end-Pv, two power output ends promptly: positive power source terminal+Vp and negative power end-Vp; Output voltage fixed stabilized voltage supply: form by positive three-terminal voltage-stabilizing circuit, negative three-terminal voltage-stabilizing circuit, capacitor C 01～C04, diode D01 and D02, the earth terminal GND of positive three-terminal voltage-stabilizing circuit and negative three-terminal voltage-stabilizing circuit meets the earth terminal GND into stabilized voltage supply, and the input Vi of positive three-terminal voltage-stabilizing circuit and negative three-terminal voltage-stabilizing circuit and output Vo meet input ± Pv and the output ± Vp into stabilized voltage supply; Adjustable Output Voltage type stabilized voltage supply: by the adjustable mu balanced circuit of positive three ends, the negative adjustable mu balanced circuit of three ends, resistance R 01～R04, capacitor C 01～C04, diode D01 and D02 form, resistance R 01 be connected across between earth terminal GND and the power output end+Vp after R03 connects, the adjustable mu balanced circuit of positive three ends of its public termination adjustable side ADJ, resistance R 02 be connected across between earth terminal GND and the power output end-Vp after R04 connects, its public termination is born the adjustable mu balanced circuit of three ends adjustable side ADJ, and the input Vi of adjustable mu balanced circuit of positive three ends and the negative adjustable mu balanced circuit of three ends and output Vo meet input ± Pv and the output ± Vp into stabilized voltage supply; The capacitor C 01 and the C02 of stabilized voltage supply place power input as input filter capacitor, and capacitor C 03 places power output end as output filter capacitor with C04, and diode D01 and D02 oppositely are connected on respectively between the input end and output terminal of stabilized voltage supply; Described line traffic control clock is to have the button Protection Counter Functions, and can carry out the electronic stopclock of line traffic control, and time showing resolution is 10mS, and six LED seven segment codes show that maximum timing and demonstration time are 99 minutes and 59.99 seconds.

5, a kind of attribute thunder light triggered electronic timers that adopts the described signal detecting and shaping circuit of claim 1, be called for short: attribute thunder light timer, adopt dual power supply; It is negative power end-Pv and positive power source terminal+Pv that attribute thunder light timer has an earth terminal GND, two power ends, receive off starting pistol acoustical signal or section starting point light varying signal, section terminal point light varying signal, have counting direction control function, counter reset function, counter and put several functions, counting initial value design function, and have led state indication, LED time showing and timing Protection Counter Functions, straight way pattern and circuit model selection function; It is characterized in that: attribute thunder light timer is by stabilized voltage supply, signal detecting and shaping circuit, count display, edge-pulse converter, the line traffic control clock, counting initial value design toggle switch, switch S 0～S3 and resistance R 1 are formed with R2, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the Vp of output voltage stabilization and-Vp is connected to signal detecting and shaping circuit and count display and edge-pulse converter and line traffic control clock, signal detecting and shaping circuit is imported off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, output section pulse signal, count display input end CK meets the output terminal XP of signal detecting and shaping circuit, the inflow section pulse signal; Often open and the normal-closed end of single-pole double-throw switch (SPDT) S3 meets power supply+Vp and-Vp respectively, the counting direction control end U/D of public termination count display, be connected across behind switch S 1 and resistance R 1 polyphone power supply+Vp and-Vp between, the reset terminal RST of its public termination count display, be connected across behind switch S 2 and resistance R 2 polyphones power supply+Vp and-Vp between, the number of putting of its public termination count display is held PE, contain draw exclusion 12 counting initial value design toggle switchs and draw the public termination power+Vp of exclusion on it, public termination power-the Vp of its toggle switch, 12 exclusions are connected with the counting initial value design input port PXYZ of count display with the common port of toggle switch, count display begins input pulse is counted and shown count value from initial value, count display output begins to the interval single pulse signal that count down to 0 from initial value N when counting down, and count display output begins to the interval single pulse signal that count down to 999 from initial value N during along counting; The Chang Kaiduan of single-pole double-throw switch (SPDT) S0 meets the output terminal XP of signal detecting and shaping circuit, the output terminal PK of normally closed termination count display, the input end SP of common port edge fit edge-pulse converter, thunder light timer was the straight way pattern when switch S 0 Chang Kaiduan connected, thunder light timer was the circuit pattern when switch S 0 normal-closed end was connected, the dipulse signal on edge before and after the edge-corresponding input of pulse converter output single pulse signal, the input end YP of line traffic control clock links to each other with the output terminal DP of edge-pulse converter, line traffic control clock pulse signal ahead of the curve starts timing the zero hour, stop timing the zero hour at the trailing edge signal, simultaneously timing time shows in the LED of line traffic control clock time showing window, resets in the time of need remeasuring or puts counter, timer then resets by reset button and makes zero; Edge-the pulse converter of described attribute thunder light timer, stabilized voltage supply, line traffic control clock are identical with the corresponding unit of the described reduced form thunder light triggered electronic timers of claim 2.

6, by the described attribute thunder of claim 5 light timer, it is characterized in that: described count display is by impulse meter, decoder driver, the all number displays of pulse, reverse buffer U21 and U22 form, the count pulse input end CK of impulse meter, count pulse output terminal PK, counting direction control end U/D, reset terminal RST, put number end PE, counting initial value design input port PXYZ is the corresponding port of count display, the count value delivery outlet QXYZ of impulse meter meets the binary-coded decimal input port SXYZ of decoder driver, the seven segment code delivery outlet TXYZ of decoder driver meets the seven segment code input port RXYZ of all number displays, week, the common port COM of number display met positive supply+Vp, counting direction control end U/D meets the input end P1 of all number displays, meet the input end P3 of all number displays simultaneously through reverse buffer U21, count pulse output terminal PK meets the input end P2 of all number displays through reverse buffer U22, positive-negative power+Vp that the positive-negative power end of impulse meter and decoder driver and reverse buffer connects count display respectively and-Vp; Described all number displays are made up of three bit strip point seven segment code LED charactrons and 24 current-limiting resistances, the LED charactron adopts positive form altogether, the common port of three charactrons links together as the common port COM of all number displays, current-limiting resistance of each light emitting diode leading foot serial connection of forming charactron, the corresponding seven segment code pin of current-limiting resistance part: a1～g1, a2～g2, a3～g3 form the seven segment code input port RXYZ of all number displays, and the pin of radix point correspondence: p1, p2, p3 draw standby in addition; Described decoder driver is made up of to the seven segment code decoder driver three BCD, binary-coded decimal input pin part: A1～D1, A2～D2, A3～D3 form the binary-coded decimal input port SXYZ of decoder driver, seven segment code output pin part: a1～g1, a2～g2, a3～g3 forms the seven segment code delivery outlet TXYZ of decoder driver, three BCD to the power supply of seven segment code decoder driver connect decoder driver power end+Vp and-Vp; Described impulse meter has synchronous counter and two kinds of forms of asynchronous counter; Synchronous counter can preset plus-minus DEC counter by three, one or, two D flip-flops, a rejection gate is formed, the count pulse input end CK of three DEC counters, counting direction control end U/D, reset terminal RST, the end of the same name of putting number end PE links together as impulse meter corresponding function control end, the advancing of lowest order DEC counter X/borrow input end CI meets power supply-Vp, and it advances/borrow output terminal CO meets advancing/borrow input end CI of a high DEC counter Y, the advancing of this high DEC counter Y/borrow output terminal CO meets advancing/borrow input end CI of a higher DEC counter Z, so the advancing of DEC counter/borrow input/output terminal CI and CO are connected into chain structure, the initialize data input port PX1～PX4 of three DEC counters, PY1～PY4, PZ1～PZ4 forms the counting initial value design input port PXYZ of impulse meter, the count value delivery outlet QX1～QX4 of three DEC counters, QY1～QY4, QZ1～QZ4 forms the count value delivery outlet QXYZ of impulse meter, the input end of clock CK of trigger B meets advancing/borrow output terminal CO of high-order DEC counter Z, the data input pin D of trigger B meets power supply+Vp, the set end SET of trigger B meets power supply-Vp, the reset terminal RST of impulse meter with put two signals of number end PE through or door computing output meet the reset terminal RST of trigger B and the set end SET of trigger A simultaneously, the input end of clock CK of trigger A meets the count pulse input end CK of impulse meter, the data input pin D of trigger A meets power supply-Vp, the reset terminal RST of trigger A meets power supply-Vp, two input ends of rejection gate meet the output terminal Q of trigger B and the output terminal Q of trigger A respectively, the output termination of rejection gate is the pulse output end PK of impulse meter, can preset plus-minus DEC counter, or door, D flip-flop, the power supply of rejection gate connect impulse meter power end+Vp and-Vp; Asynchronous counter can preset plus-minus DEC counter by three, one or, two D flip-flops, a rejection gate is formed, connected mode and synchronous counter are basic identical, the count pulse input end CK of different is DEC counter with advance/connection of borrow input/output terminal CI and CO, the advancing of three DEC counters/borrow input end CI all meets power supply-Vp, the count pulse input end CK of lowest order DEC counter X meets the count pulse input end CK into impulse meter, and it advances/borrow output terminal CO meets the count pulse input end CK of a high DEC counter Y, the advancing of this high DEC counter Y/borrow output terminal CO meets the count pulse input end CK of a higher DEC counter Z, the count pulse input end CK that so can preset plus-minus DEC counter with advance/borrow output terminal CO is connected into chain structure.

7, a kind of intelligent thunder light triggered electronic timers that adopts the described signal detecting and shaping circuit of claim 1, be called for short: intelligent thunder light timer, adopt dual power supply; Intelligent thunder light timer is a channel structure, it is negative power end-Pv and positive power source terminal+Pv that an earth terminal GND, two power ends are arranged, receive off starting pistol acoustical signal or section starting point light varying signal, section terminal point light varying signal, and be provided with or import data, and have led state indication, LED week number/time display output data information with miniature keyboard; It is characterized in that: intelligent thunder light timer is by stabilized voltage supply, two cover signal detecting and shaping circuit, Single Chip Microcomputer (SCM) system, miniature keyboard, two all number/time displays, resistance R 1 and R2, diode D1～D4 forms, stabilized voltage supply connect outside input power supply+Pv and-Pv, power supply+the 5V of output voltage stabilization and-5V is connected to signal detecting and shaping circuit, simultaneously+the 5V power supply is connected to Single Chip Microcomputer (SCM) system, signal detecting and shaping circuit is imported off starting pistol acoustical signal or section starting point light varying signal and section terminal point light varying signal, output section pulse signal, resistance R 1, R2 is connected across the output terminal XP1 of signal detecting and shaping circuit respectively, the input end ZP1 of XP2 and Single Chip Microcomputer (SCM) system, between the ZP2, diode D3 and D1, D4 be connected across between power supply+5V and the ground connection GND after D2 connects, its common port meets the input end ZP1 of Single Chip Microcomputer (SCM) system respectively, ZP2, resistance R 1 is finished signal with R2 and diode D1～D4 and is transmitted and the level translation function, the keyboard interface of Single Chip Microcomputer (SCM) system is connected with miniature keyboard, two display interfaces of Single Chip Microcomputer (SCM) system are connected with two all number/time displays respectively, Single Chip Microcomputer (SCM) system is provided with mode of operation or change running parameter by miniature keyboard, and Single Chip Microcomputer (SCM) system drives all numbers/time display and shows counted number of pulses, time quantum and related work state; Described all numbers/time display adopts four eight sections LED charactron displays of the band two point separator of scanning form, described miniature keyboard adopts 3 * 3 scanning form keyboard, 9 keys of keyboard are: ←, →, ↑, ↓, affirmation, pattern, put the full journey of number, the zero clearing that resets, set, the display of scanning form and the keyboard of scanning form help to reduce the wiring quantity of connecting interface.

8, a kind of bilinear type selfclocking runways that adopts the described reduced form thunder light triggered electronic timers of claim 2 or adopt the described intelligent thunder light triggered electronic timers of claim 7, adopt multi-channel structure, have two match passages,, device channels and two cable tray, it is characterized in that: bilinear type selfclocking runways is by reduced form or intelligent thunder light timer, beam-pointing adjuster and bilinear type runway structure are formed, the runway structure is by base plate Z1, side plate Z2, substrate Z3, cover plate Z4 and dividing plate Z5 form, two blocks of side plates and a substrate are formed H shape structure, its upper space is the match passage, lower space is a cable tray, two H shape structures are fixed on the base plate, reserve certain space as device channels between two H shape structures, cable tray and device channels seal with dividing plate or separate, dividing plate has cable-through hole, and device channels top is sealed by cover plate; The beam-pointing adjuster is installed on the position at close device channels two ends on the side plate, thunder light timer is placed in the device channels, its reset button, LED light and time showing window or line traffic control clock partly are installed on the cover plate, be beneficial to observe and operation, one of laser instrument is fixed in the side plate perforate, the other end places the beam-pointing adjuster, photoreceptor be placed in laser beam irradiation to the perforate of opposite side plate in, photoreceptor, laser instrument are connected with the device channels line by cable tray with thunder light timer; Described beam-pointing adjuster has the curved fixed in angle and direct two kinds of forms of fixed, the mode of its beam-pointing adjustment is divided into two kinds on X type and Y type again, the curved fixed beam-pointing adjuster in angle by pipe X4, adjust screw X2, the curved X5 in angle, fixedly screw X3 forms, pipe radially has the circumferential equally distributed screw of two rows, it is curved so that whole beam-pointing adjuster is fixed on the side plate of runway securely that one row's screw is used for fixing the angle, and another row's screw is used to cooperate the direction of adjusting screw adjusting laser beam; Directly fixed beam-pointing adjuster by T type pipe X1, adjust screw X2, fixedly screw X3 forms, the end face of T type pipe and the face of cylinder respectively have circumferential equally distributed screw, the end face screw is used for the beam-pointing adjuster is fixed on securely the side plate of runway, and face of cylinder screw is used to cooperate the direction of adjusting screw adjusting laser beam.

9, a kind of two flat ring-like selfclocking runways that adopts the described attribute thunder light triggered electronic timers of claim 5 or adopt the described intelligent thunder light triggered electronic timers of claim 7, adopt triple channel version, have two match passages and a device channels, it is characterized in that: two flat ring-like selfclocking runways are by attribute thunder light timer or intelligent thunder light timer, the beam-pointing adjuster is formed with two flat ring-like runway structures, the runway structure is by base H1, outer panel H3, interior plate H2, cover plate H4 and H5 and dividing plate H6 form, outer panel and interior plate constitute the fixing flat loop configuration of relative distance, that is: bend is identical with the distance between plates of straight way, two flat loop configuration are fixed on the base plate, reserve certain space as device channels between two flat loop configuration, device channels top is sealed by cover plate, front and back are sealed by dividing plate, and the upper opening that is surrounded oblate post by interior plate is also sealed by cover plate; The beam-pointing adjuster is installed on the position at close straight way two ends on the interior plate, thunder light timer is placed in the device channels, its reset button, LED light, all number displays and time display or line traffic control clock partly are installed on the cover plate, be beneficial to observe and operation, one of laser instrument is fixed in the side plate perforate, the other end places the beam-pointing adjuster, photoreceptor be placed in laser beam irradiation to the perforate of opposite side plate in; Described beam-pointing adjuster is identical with the beam-pointing adjuster of the described bilinear type of claim 8 selfclocking runways.

10, a kind of two dumbbell shape selfclocking runways that adopt the described attribute thunder light triggered electronic timers of claim 5 or adopt the described intelligent thunder light triggered electronic timers of claim 7, adopt triple channel version, have two match passages and a device channels, it is characterized in that: two dumbbell shape selfclocking runways are by attribute thunder light timer or intelligent thunder light timer, the beam-pointing adjuster is formed with two dumbbell shape runway structures, its composition, structure, the position relation is basic identical with two flat ring-like selfclocking runways, different is: the structure of two dumbbell shape selfclocking runways passes through runway smoothly for satisfying maximum car body, need outer panel partly to extend out at bend, the maximum car body that enables to advance in straight way also can be advanced in bend smoothly, that is: bend is bigger than the distance between plates of straight way, the internal diameter of bend outer panel is internal diameter and the long mould of maximum vehicle body, that is: the evolution of both quadratic sums of two flat ring-like bend outer panels; Described beam-pointing adjuster is consistent with the beam-pointing adjuster of the described bilinear type of claim 8 selfclocking runways.

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