CN1304121A - Multifunction circuit board - Google Patents
Multifunction circuit board Download PDFInfo
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- CN1304121A CN1304121A CN 99124901 CN99124901A CN1304121A CN 1304121 A CN1304121 A CN 1304121A CN 99124901 CN99124901 CN 99124901 CN 99124901 A CN99124901 A CN 99124901A CN 1304121 A CN1304121 A CN 1304121A
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Abstract
The present invention relates to a multifunctional circuit board. It is composed of circuit experimental board and circuit elements. Said invented circuit board is a kind of teaching aid which can be used for learning electronics, electric-engineering, motor transmission and contral technique, and is a toy for raising intelligence.
Description
The present invention relates to a kind of novel Experiment of Electrical Circuits plate, particularly form multifunction circuit board, be used for Experiment of Electrical Circuits demonstration and educational toy by Experiment of Electrical Circuits plate of the present invention and circuit component.
Existing experimental ic plate (being commonly called as into wrapper sheet), both sides about the integration member pin have the flute profile that links to each other with pin vertically to arrange porous socket, and it needs to be welded with plug special with lead two and inserts in the socket, and the circuit two ends are interconnected.This connection is often not firm because of being connected between lead and the plug, and the hidden danger fault inconvenience that causes is checked.Simultaneously the length of phase interconnection line is improper, causes interlaced and overlappingly to bring the quite numerous and diverse confusion of inspection of many inconvenience, particularly fault for insertion and inspection, and, the experiment of existing bread board only limits to electronic circuit experiment, can not be used as an experiment such as electrician, drive of motor and control.
The present invention is directed to the shortcoming of foregoing circuit brassboard, a kind of new-type circuit brassboard is proposed, Experiment of Electrical Circuits plate of the present invention, adopt the two-layer printing system circuit utmost point (hereinafter to be referred as printed board) and contact pin (as pin, below omit), substitute the lead that the existing bread utmost point and two have plug, print the vertical lines that have equidistant arrangement plated through-hole in one deck printed board, (hereinafter to be referred as vertical lines), print the cross-wise lines that has equidistant arrangement plated through-hole in another layer printed board, (hereinafter to be referred as cross-wise lines), this two-layer printed board is corresponding overlapping being fixed together that is spaced from each other with mutually insulated, if vertically the lines printed board is on the upper strata, then the cross-wise lines printed board is in lower floor, otherwise or, vertical lines in upper strata and lower floor cross-wise lines intersection point place like this, the equidistant plated through-hole of arranging on the above-mentioned just lines, with with in the identical contact pin in metallization aperture inserts the plated through-hole of this intersection the time, insert vertical lines of contact pin plated through-hole in the printed board of upper strata, cross-wise lines with inserting the contact pin plated through-hole in the lower floor printed board is connected by plated through-hole and contacting of contact pin.If want upper strata printed board two the vertical lines connections of taking up an official post, can be in the cross-wise lines intersection of the lower floor's printed board that overlaps, be in two pairs of plated through-holes of two-layer correspondence, the contact of inserting two contact pins respectively links to each other, reach the purpose that circuit links to each other, like this in lower floor's printed board on cross-wise lines and the lines thereof the contact pin of plated through-hole and its same diameter substituted, existing used lead two of bread board is welded with the line of plug special, plated through-hole has substituted on vertical lines in the printed board of upper strata and the lines thereof, and flute profile is vertically arranged porous socket on the existing bread board.Above-mentioned insertion and searching is exempted because of lead is connected not firm potential faults with plug, for the Experiment of Electrical Circuits quick reliable brassboard of providing convenience, has formed the magic plate of omnipotent circuit of the present invention by Experiment of Electrical Circuits plate of the present invention and circuit component.For ease of explanation, below use the electronic circuit example, Experiment of Electrical Circuits plate of the present invention is made up of two-layer printed board, it can insert by contact pin, or do not insert in the plated through-hole, reach the function that links to each other or do not connect, also the available components pin inserts in the plated through-hole and arrives fixing linking to each other with good this of soldering, this is that existing bread board institute is impossible, and the usefulness that the present invention can flexibility and changeability, just because of this, can be on Experiment of Electrical Circuits plate of the present invention, mix some electronic components, to the fixing no change part of circuit function, as power positive end, power supply negative terminal, sound, light, circuit tie points such as charactron and current limliting resistance thereof, be welded in the double-deck printed board and immobilize, and the circuit tie point that has various states to change to circuit function with the insertion of contact pin or do not insert the connection status of change circuit, reaches the experiment and the demonstration of different circuit functions.The slotting method of inserting contact pin on this omnipotent circuit evil spirit plate is very simple, and the slotting white silk that it is just sat in the right seat does not have the beginner of electronic technology knowledge, as long as according to circuit given X coordinate period number and position, the determined hole of Y coordinate period number, checks the number to insert and just can.With regard to electronic circuit, the slotting white silk of the omnipotent circuit of the present invention evil spirit plate can be demonstrated the ultimate principle and the application of digital circuit, logic gate with door or door, not door and combinational logic circuit etc. thereof; The demonstration and the numeral system thereof of numeral have scale-of-two, scale-of-eight, the decimal system, sexadecimal and sexagesimal etc., and trigger has R-S trigger, D flip-flop, toggle flip-flop, J-k D-flip flop, monostalbe trigger, astable multibrator (multivibrator) etc.; Assembling device has data selector, code translator, scrambler and arithmetical unit etc.; Sequential circuit has trivial storage, register and counter etc.; Utilize gate circuit and D flip-flop to form FPGA (Field Programmable Gate Array) display (PLD) as programmable logic device PAL and GAL or the like; The applying electronic circuit has accutron, electronic clock, counter, mileage counter, question-and-answer game apparatus, metronome, alarm, the acoustic control device, light-controller, temperature controller, digital control, position control, displacement control, speed control, electronic audio, electronics color lamp or the like should have all and can have, all demonstrations all have the correct or incorrect demonstration of result, and be safe low pressure entirely, the automatic alarm for power-off of short trouble is arranged, by above-mentioned, by simple to complexity, the incremental demonstration of doing it yourself, the perceptual knowledge of various demonstrations directly perceived will be understood the ultimate principle of digital circuit and the profoundness of application.This simple slotting white silk of pressing coordinate period number is similar to the type toy of Chinese checkers under several ideas, teaches through lively activities, and old and young suitable, people's curious interest and aspiration to knowledge can be made unceasing progress in taking action on one's own.It is a kind of educational toy, is again a kind of teaching aid of stimulating innovation, meets the requirement of current quality-oriented education.21 century is that message digit century, informationization, digitizing means will be the abilities that people make a living, and also is the basic skills that must have.Appearance of the present invention is just as at that time, and a kind of simple and feasible utensil of self-taught study of numbers technology is provided for common people.For the professional and technical personnel and the student of different levels, also be review and consolidation and the easy teaching aid of lifting from digital circuit technique, this teaching aid is accomplished system, comprehensive, simple and clear, practical aspect theory of digital circuit, and mixes corresponding teaching material, distribution at press.
Conversion by electronic technology, can obtain and mains isolation, single-phase and the three-phase alternating current of low-voltage safety, mix some low pressure miniature electrical equipments, components and parts such as motor and indicating instrument, these components and parts are on existing bread board, it is the connection of the impossible circuit that inserts, but in printed board of the present invention, can change line thickness, the spacing between the adjacent lines according to the needs of above-mentioned components and parts, the arrangement mode of lines, the aperture of plated through-hole and pitch-row or the like satisfy the electrician on the lines, the experiment of drive of motor and control and demonstration purpose, above-mentioned all changes are both possible for present printed circuit board, and very economical is convenient again.Totipotently like this do every experiment and demonstrations such as electronics, electrician, drive of motor and control, be referred to as omnipotent circuit evil spirit plate.
Omnipotent circuit evil spirit plate provided by the present invention, for ease of explanation, it still is the omnipotent circuit evil spirit of example explanation the present invention plate with the electronic circuit, it is made up of Experiment of Electrical Circuits plate of the present invention and circuit component, its Experiment of Electrical Circuits plate is by identical big or small single face (or two-sided) printed board of bilayer and circuit component socket, (as the integrated component socket, hereinafter to be referred as socket) and contact pin are formed, and socket is to be welded in the two-layer up and down printed board that is spaced from each other with mutually insulated in the plated through-hole.Cross central line with socket is the both sides up and down at center, lower floor's printed board (or upper strata printed board) is gone up to apply and is printed on the cross-wise lines that is parallel to the socket cross central line, upper strata printed board (or lower floor's printed board) is gone up and is applied the vertical lines that are printed on perpendicular to the socket transverse center, horizontal and vertical adjacent lines distance between center lines, the adjacent pin center distance of two phase bells that is same as integration member is 2.54mm, horizontal and vertical line thickness is selected by connecting the electric current that point-to-point transmission led to, 0.30mm or wideer commonly used, on every lines, every interval 2.54mm (being same as two adjacent pin centre distances of integration member) locates, a plated through-hole of the mutual corresponding same apertures of two-layer printed board is up and down arranged, pore size is decided by the diameter of contact pin, 0.60mm-0.80mm for example, pin being weldingly connected of vertical lines in the printed board of upper strata and socket by plated through-hole, contact pin can be selected for use and be same as metallize on the lines pin in aperture or the metal needle of other conductions, and this is giving an example of a kind of Experiment of Electrical Circuits plate of the present invention.If on two vertical lines that the 1P of above-mentioned integration member links to each other with 6P, insert two contact pins in two plated through-holes on the pairing a certain cross-wise lines, because contacting of the plated through-hole in contact pin and upper strata and the lower floor printed board just links to each other with 6P 1P by cross-wise lines.Obviously, this mode links to each other easy to be reliable, searches conveniently, does not also exist because of improper problem that causes of line length and trouble.In addition, but with socket the center line up and down cross-wise lines and the vertical lines aligned identical of arranged on both sides, also can be different or partially in the arrangement of a side, arrangement mode can be decided according to the circuit needs.
The present invention is that printed board is formed, thereby the spacing between the line thickness, adjacent lines, the arrangement mode of lines, the quantity of lines, lines trend, lines are the aperture of the plated through-hole arranged on straight line or broken line or curve, the lines and pitch-row or the like, all can arbitrarily change, this will further specify in aftermentioned, existing bread board is limit by Mold Making, and difficulty can as above arbitrarily change.Again owing to plated through-hole in the printed board, both can reach the purpose that circuit links to each other with the insertion of contact pin, can directly be welded on element in the printed board again, make its firm being fixed on reach the purpose that circuit links to each other on the printed circuit board, like this on brassboard of the present invention, mix some electronics, motor, element such as electrical equipment and instrument, to the changeless part of circuit function, directly be welded in the double-deck printed board and immobilize, and the circuit tie point that has various states to change to circuit function, connection status with the insertion of contact pin or the change circuit that do not insert, reach the experiment and the demonstration of different circuit functions, the white silk method of inserting is very simple, according to the given coordinate position of circuit, the coordinate position of the circuit each point of representing with the Cartesian coordinates that people were familiar with for example, insert the person of whiteing silk need only press circuit given coordinate period number, the insertion contact pin of sitting in the right seat reaches the functional experiment or the demonstration of given circuit, this function intellectuality, the operation foolization can easily adapt to the vast fan of begining to learn and use.
Advantage of the present invention is as follows:
Apply the lines of seal in two contact pins of 1 usefulness and the printed board, substitute the lead that existing bread board and two have plug, save starting material, reduce potential faults, connects simple and efficiently, it is convenient to search the eliminating of contact and fault.
Every and the plated through-hole of Copper Foil line of seal is applied in 2 usefulness printed boards, and the flute profile that substitutes existing bread board is vertically arranged porous socket, and its advantage is that plated through-hole contacts with contact pin, particularly gold-plated hole, contact resistance is little, and technology is simple, the tree material is saved, and economizes merit and saves time, and cost is low.
3 above-mentioned Copper Foil lines and flute profile vertically arrange porous socket compare be many flexibly just, but the change of aperture on line thickness, lines spacing, the lines and pitch-row, lines quantity, lines straight line or broken line or curve and lines arrangement mode or the like is all very easy, this is that flute profile socket difficulty can realize, the transformation of lines in length and breadth, can be with any location point, the mode that is converted to vertical or horizontal desired location is easy, and the circuit tie point is few, the influence of no line juxtaposition connects reliable.
4 because line thickness, Kong Weiyu pitch-row on lines spacing, the lines, but the change of lines quantity, lines straight line or broken line or curve and lines arrangement mode or the like is all very easy, make brassboard of the present invention, be not only applicable to electronic circuit experiment and demonstration, applicable to the experiment and the demonstration of electrician, motor and control circuit yet.
The available contact pin of the connection of lines forming circuit contact inserts and connects in 5 printed boards, and also available scolding tin welding immobilizes, can the general and special-purpose Experiment of Electrical Circuits that combines and demonstration is provided convenience and possibility, and this has just had the appearance of the magic plate of the omnipotent electrical equipment of the present invention.
6 omnipotent circuit evil spirit plates are the slotting white silks of sitting in the right seat by coordinate period number, demonstrate various circuit functions, and it is similar to the toy of Chinese checkers under several ideas, particularly self-taught, in amusement and recreation, promote god-son's electronic technology knowledge, being educational toy, is again novel teaching aid.21 century is a digital age, and digital technology is everybody required a kind of technical ability of making a living, and several sub-circuit portion of circuit evil spirit plate of the present invention provide a kind of simple and feasible new way for the study of numbers technological rudimentary knowledge.All Experiments of Electrical Circuits of the present invention and demonstration, all under safety low pressure, carry out, make textbook, guide book of experiment, experiment equipment unification be circuit evil spirit plate and operation instructions or CD, the beginner is existed, school concentrates on teaching and the experiment of carrying out under the teacher ' s guidance, as to family's feelings arrangement of enjoying a cup of wine all by oneself, can demonstrate while learning and test, meet family's teaching, web-based teaching is required.
The omnipotent circuit of 7 the present invention evil spirit plate can be followed scientific technological advance and the sustainable development of extending; Unlike some toy, after people have played a period of time, just do not needed it.
8 the present invention can be derived from storer and programmable logic device (PLD) series, substitute the connected mode of the fuse method of elements such as PAL or GAL with contact pin, burn-on corresponding diode, triode as door input and phase inverter in printed board of the present invention, add that the D flip-flop element can form all kinds of devices such as PAL or GAL, simple and efficient laboratory facilities directly perceived and its experiment of extending are provided for the experiment of programmable logic device (PLD).
The present invention is further described below by following each figure:
The upper strata of Fig. 1 two superimposed of the present invention (also can do lower floor) printed board is based on vertical lines or have a kind of of parts transversely lines arrangement to give an example.
The lower floor of Fig. 2 two superimposed of the present invention (also can do the upper strata) printed board with cross-wise lines be advocate peace part vertically lines arrange a kind of for example.
The two-layer printed board of Fig. 3 Fig. 1 of the present invention and Fig. 2 is corresponding overlapping mutually when opening being fixed together of insulation (overlapping hereinafter to be referred as correspondence) mutually, the arrangement of vertical and horizontal lines.
Fig. 4 forms a kind of of multivibrator circuit figure with 4538 pairs of monostalbe triggers and gives an example.
Fig. 5 corresponding diagram 4 circuit diagrams line graph of the contact pin insertion method of Experiment of Electrical Circuits plate of the present invention.
Second kind of form that lines were arranged when the two-layer printed board of Fig. 6 the present invention was corresponding overlapping for example.
The third form that lines were arranged when the existing two-layer printed board of Fig. 7 the present invention was corresponding overlapping for example.
The middle for example applicating example that adds the gap bridge printed board of the third form that lines were arranged when the two-layer printed board of Fig. 8 the present invention was corresponding overlapping.
Giving an example of Fig. 9 gap bridge printed board of the present invention.
Figure 10 the present invention digital circuit is for further specifying the system chart of omnipotent circuit evil spirit plate for example.
Figure 11 the present invention is made up of elements such as crystal oscillators has multiple frequency output impulse source to give an example for a kind of of system's demonstration and experiment.
Figure 12 the present invention forms gate circuit for example by discrete component.
Figure 13 the present invention is made of applicating examples such as count decoding driving and display unit HD1, HL1, HD2, PU1, AS1 and PU2.
Figure 15 the present invention by electronic switch (as 4066) form SR/SC unit that variable digit-control resistance network and variable data capacitance network form for example.
Giving an example of the programmable logic device (PLD) that Figure 14 the present invention is made up of diode, triode and D flip-flop (PLD).
Figure 16 the present invention is by 555 and relay is formed the automatic power-off protecting circuit of wrong plug short circuit and alarm shows giving an example of EP unit.
Fig. 1 is that the upper strata printed board is arranged as the master with vertical lines, or the parts transversely lines are arranged.Fig. 2 is that lower floor's printed board is arranged as the vertically arrangement lines of part of advocating peace with cross-wise lines.It is that the plated through-hole that 2.54mm and vertical pitch-row are 7.62mm is to be used for welding integration member socket (abbreviation socket) that a pair of transversely arranged transverse holes distance is all arranged among Fig. 1 and Fig. 2, this example is to select 16P (16 pin) socket for use, it is transversely arranged to utilize the horizontal line of Fig. 2 that the transversely arranged socket pin of two row arrangements is converted to delegation, and promptly 1P-8P and 9P-16P two row are converted to 1P-16P delegation.Its numbering arrangement mode is arranged by the first quartile of Cartesian coordinates is interior, from right to left, and from bottom to top.The adjacent lines distance between center lines of cross-wise lines or vertical lines is 2.54mm, there is the identical plated through-hole of two-layer mutual corresponding diameter up and down at 2.54mm place, every interval on lines, the diameter in hole is identical with pin diameter, and as 0.60mm～0.8mm, line thickness is 0.30mm or wideer.Say from manufacturing cost, should adopt single-sided printed board, transversely arranged lines can exchange in the lines of vertical arrangement of upper strata printed board and the lower floor's printed board when making.And nonspecific be the regulation of Fig. 1 and Fig. 2, but but also curve of line thickness, lines straight line wherein, distance of pitch-row on the lines and aperture, adjacent lines centreline space or the like all can change according to the needs of circuit, this is that printed circuit board is changed characteristics easily, need change the shortcomings and inconvenience of mould unlike the change of bread board socket.
Fig. 3 is that the corresponding overlapping mutually insulated that is spaced from each other of printed board of Fig. 1 upper strata and Fig. 2 lower floor printed board is fixed in together arrangement, and bargraphs marks with solid line in the printed board of upper strata, and the bargraphs with dashed lines marks (down with, not repeat specification) in lower floor's printed board.The arrangement mode of lines is to be respectively 0,1,2 from left to right by arranging in the first quartile of Cartesian coordinates at directions X Be respectively 0,1,2 from bottom to top in the Y direction ...Use the socket of dot-and-dash line box indicating 16P integration member among this figure, and be two ranks, be transformed to delegation's arrangement by the vertical lines of double-deck printed board and the welding of the plated through-hole in cross-wise lines and the two-layer up and down printed board, promptly directions X is as shown in FIG. arranged numbering 1,2,3 ... 16 correspond to 1P, 2P, 3P ... 16P.Corresponding as follows respectively: the pairing arrangement of table 1 16P integration member
If insert with the 14P integration member, and to insert with 1P that directions X arranges number be that 1 o'clock correspondence is as follows: the pairing arrangement of table 2 14P integration member
It is as follows in like manner to be arranged as 1 o'clock correspondence with the 8P integration member with the corresponding directions X of 1P: the pairing arrangement of table 3 8P integration member
| Number of pins | 1P | 2P | ?3P | ?4P | 5P | ?6P | 7P | ?8P | 9P | ?10P | ?11P | ?12P | ?13P | ?14P | 15P | ?16P |
| Directions X is arranged number | 1 | 2 | 3 | 4 | 5 | ?6 | ?7 | ?8 | ?9 | ??10 | ??11 | ??12 | ?13 | ??14 | ?15 | ??16 |
| Number of pins | 1P | ?2P | ?3P | 4P | ?5P | ?6P | ?7P | ??8P | ??9P | ?10P | ????11P | ?12P | ?13P | ?14P | ||
| Directions X is arranged number | 1 | ?2 | ?3 | 4 | ?5 | ?6 | ?7 | 8 | 9 | ??10 | ??11 | ?12 | ????13 | ?14 | ?15 | ?16 |
| Number of pins | 1P | ?2P | ?3P | ?4P | ????5P | ????6P | ????7P | ????8P | ||||||||
| Directions X is arranged number | 1 | ?2 | ?3 | ?4 | 5 | 6 | ?7 | ?8 | ??9 | ????10 | ????11 | ????12 | ????13 | ????14 | ????15 | ????16 |
Adopt socket (or 40P socket) greater than the integrated component of 16P, be similar to above-mentioned way and handle (down with, not repeat specification) greater than 16P.Vertical lines or 2.54mm place, the every interval of cross-wise lines in Fig. 3, two-layer up and down printed board lines is in length and breadth intersected there being an identical plated through-hole in aperture to use
Symbolic representation (down together, not repeat specification) is when will two-layerly up and down being weldingly fixed on time-out usefulness together with pin or element legs with scolding tin
Symbolic representation (down with, not repeat specification) again if insert up and down in the double-layer metallization hole with contact pin, makes in its corresponding upper printed board vertically cross-wise lines on the lines and lower floor's printed board, by contact the link together usefulness of contact pin with plated through-hole
Symbolic representation.If do not weld together, do not insert pin yet and promptly use as mentioned above again
Symbolic representation, in the corresponding upper printed board vertically lines do not link to each other with cross-wise lines in the lower floor printed board.Dashdotted square frame is the integrated component socket among the figure.Triplex row plated through-hole under the integration member socket is that upper strata printed board and lower floor's printed board all are that the corresponding vertical lines that overlap are used for discrete elements such as external (or extrapolation) resistance, electric capacity, diode and triode, below this triplex row, also have two row, it is vertical lines line that the upper strata is printed, lower floor's printed board is a cross-wise lines, and connects external power source VD and VS two ends respectively.The concrete application is illustrated corresponding to Fig. 5.
Fig. 4 forms the circuit diagram of multivibrators with the 4538 pairs of monostalbe triggers, and the 1st grade meets C1 and the R1 end is 1P and 2P among the figure, and TR+, TR-, R, Q1 and Q1 are respectively 4P, 5P, 3P, 6P and 7P; The 2nd grade connects C2 and R2 rapids and is respectively 12P, 11P, 13P, 10P and 9P for 15P and 14P, TR+, TR-, R, Q2 and Q2.Fig. 5 is the connection layout that corresponding diagram 4 circuit insert contact pin.In lower floor's printed board, the horizontal line of the article one of Shuoing links to each other with power ground end VS from bottom to top among the figure, and the horizontal line bar of the second of Shuoing links to each other with power end VD from bottom to top.4538 integration member pins are 16P altogether, and power positive end VD is 16P, its coordinate points X16, Y1 is abbreviated as (16,1), below identical no longer explanation, (16,1) insert contact pin herein, power ground end VS is that 8P locates to insert contact pin for (8,0).4538 3P, 5P, 13P and 1P, 12P, 15P link to each other with power ground end VS with power positive end VD respectively, and be corresponding to following (3,1), (5,1), (13,1) and (1,0), (12,0), (15,0) plugs contact pin in 6 plated through-holes, 4538 4P links to each other with 9P, respectively in (4,14), (9,14) and insert contact pin in (9,10) 3 plated through-holes; 4538 6P links to each other with 11P, inserts contact pin respectively in (6,16), (11,16) and (11,10) 3 plated through-holes; Resistance R 1 and R2 insert respectively in (2,3), (3,3) and (13,3), (14,3) 4 plated through-holes; Capacitor C 1 and C2 insert respectively in (1,4), (2,4) and (14,4), (15,4) 4 plated through-holes; 10P if this point is drawn by vertical line lines, then inserts contact pin for drawing output terminal outward in (10,10) some plated through-hole.
Obviously, above-mentioned overall process is very concisely convenient.As long as write number number of the coordinate points of the plated through-hole that inserts contact pin exactly, the people of no electronic technology knowledge all can be according to coordinate period number, check the number just insert can, need not teacher's guidance.In electronic circuit evil spirit plate, start with the numeral demonstration, from the most basic number system and codes one step one of digital circuit become be introduced into basic logical gate and logic algebra, combinational logic circuit, trigger, sequential circuit, storer and programmable logic device (PLD), so from the superficial to the deep, practise out various functional circuits to complexity slotting by simple.How inserted, inserted to understand the reason of circuit ripe.Overall process is just inserted by number number of various functional circuits and the coordinate points of being given and is practiced, and need not teacher and instructs on the side, and everybody all can start can adhere to having inserted under the interest of seeking knowledge by slotting white silk of the given coordinate period number of circuit, can understand the whole ultimate principles of digital circuit.Skill comes from practice, can give birth to ingeniously wonderfully, slottingly just understood the slotting white silk of design circuit voluntarily, by verifying whether design circuit meets former designing requirement.This doing it yourself, spontaneous interest, spectacular from imitating innovation, be the requirement that meets current quality-oriented education.Awarding the people in the new era of knowledge-driven economy of different month of day provides knowledge more important with the creation capacity ratio.Particularly inventor's manual labour on many ground for many years, hear of and see for oneself that many manual labours are young, do not use though the student that particularly all kinds of school comes out learns, how serious hope study or learn electronic technology again suffers from just that no teacher instructs and laboratory facilities of necessity and the anger regret is helpless.The excitation of this serious hope just, adding the inventor had the experience of relevant teaching to recall self-taught learning aids naturally, made every effort to satisfy their requirement.
Fig. 6 be the two-layer printed board of the present invention second kind of form that lines are arranged when corresponding overlapping for example.It is the arrangement mode that is symmetrical in the integration member socket up and down that this graph line is arranged.Wherein still there is the lead-in wire of socket below 1P-8P socket 9P-16P top, also there is the lead-in wire of 8P-16P the below of socket 1P-8P, 1P and 16P, 2P and 15P ... 8P links to each other with 9P or does not connect, and can control by whether inserting contact pin in the plated through-hole on vertical lines intersection point in the vertical lines of upper strata printed board and the lower floor's printed board.Other connected modes can increase or subtract by the lines arranged type of Fig. 3 as required.
The third form that lines were arranged when Fig. 7 was the two-layer printed board of the present invention corresponding overlapping for example.Lines among this figure arrange and pitch-row all with preceding two kinds different, can be fit to electrical instrument and electric elements and draw the big characteristics of end points spacing outward, can do the experiment of aspects such as electrician's motor and control.Also available multilayered printed plate technique more than two layers satisfies lasting show of inventions requirement of the present invention, and is easy as technology, unites two into one etc.The existing bread board of this point is this type of experiment of inconvenience.
Fig. 8 is the two-layer printed board of the present invention the third form application experiment in electrotechnics that lines are arranged when corresponding overlapping.This figure is the actual measurement circuit of Ohm law.E, R, A and V components and parts are gap bridge printed boards of as shown in Figure 9 battery, resistance, reometer and voltage table among the figure.Symbol wherein
Welded symbol for scolding tin as previously mentioned
Be that circuit junction is communicated with as previously mentioned.
Fig. 9 is gap bridge printed board of the present invention, and it is that electrical equipment and instrument element are welded on the lines of gap bridge printed board, is connected by the insertion of the plated through-hole on the magic plate of plated through-hole on the line and omnipotent circuit by contact pin again.Be giving an example of battery (E), reometer (A), voltage table (V) and resistance (R) device among the figure, also have electric capacity, inductance and other electrical equipment or the like components and parts all can imitate this, do not exemplify one by one.This illustrates circuit evil spirit plate of the present invention, is not limited only to the experiment of electronic circuit circuit, also can do experiment and demonstrations such as electrician, drive of motor and control, and it is an omnipotent circuit evil spirit plate worthy of the name.
With function generator (as ICL8038 or MAX038) element.Can produce with the mains ac power supply net and separate, square wave, triangular wave and the sine-wave power of full low-voltage, and frequency range is very wide, frequency range as MAX038 is 0.1HZ-20MHZ, utilize electronic technology to obtain the low pressure three-phase sine-wave again, adopt low pressure, low-power consumption and micromachine and electrical equipment, and because of low pressure and low-power consumption, price is also low.For example there are low pressure, low-power consumption micro direct current generator and alternating current generator in the motor aspect, and drag in the experiment at motor, tests such as torque, power and energy consumption, also can be because of easy to some extent in low pressure and low-power, all the characteristics because of low-voltage and low-power dissipation and micromachine are easy for for example constant-power speed regulation, speed regulation by constant torque, frequency control, stepping transmission, electric axis transmission and the trivial technology of transmission or the like mutually.Electric switch also is should have all to have, noncontacting switch as Hall, inductance, electric capacity and magnetosensitive or the like low pressure, low-power consumption micro, and the liquid crystal display device of low pressure, low-power consumption micro or the like, can be all under battery powered safe low pressure, every experiment and demonstrations such as experiment or demonstration electronics, electrician, drive of motor and control.(if with also guaranteeing safety under the civil power low pressure) guarantees the handling safety of no teacher under instructing on the side, though the contact pin wrong plug automatic power-off protection is arranged and alarms demonstration, no electric shock harm people body danger.This just can test the school chamber and go home as the experiment of indoor every electricity, allows all beginners or interesting fan, arranges by oneself in being in, by imitating innovation.Because the low pressure and the low-power consumption of all components and parts, its price is inevitable cheap, can be the receptible price of the income of family's permission now, and its price also only is equivalent to popular language playback device at present.This meets the needs of web-based teaching or family's teaching.
Along with the develop rapidly of circuit printing plate technology, particularly computer technology making sheet has Prter software, and its maximum can be worked out 100 inches * 100 inches circuit boards, and resolution is up to 0.001miI (1miI-0.001 inch); Maps such as element, lead, solder joint can rotate smoothly, and anglec of rotation minimum is 0.001 °; Can produce Excellon form element digital control hole drilling file (NC Drll); The processing of digital control hole drilling file by numerically-controlled machine is arranged.Like this, the whole computerize of the process of printed circuit board make original manual mask-making technology become very simple and convenient, and change easily.The repeatable accuracy such as metal aperture, aperture technology, pitch-row and the consistance of finished product in batches on line thickness, lines spacing, lines, can both guarantee its high precision, can reach ⊥ 0.01～⊥ 0.001 (mm) at present, and the manufacturing technology of printed board is still in development.All these is that the present invention is better than existing bread board, change the change of aperture, pitch-row and the lines trend of existing bread board, is subjected to the Mold Making limit to being impossible.And all changes in the present invention all are simple and feasibles, as long as change figure by computor-keyboard, and the cycle is short, and cost is low.
Figure 10 the present invention illustrates the system chart of omnipotent circuit evil spirit plate with electronic component.G is made of the impulse source that multiple frequency output is arranged among the figure elements such as crystal oscillators; (seeing a kind of of Figure 11 for details gives an example) HD1; HD2; HD3; HD4; HD5 and HD6 are the LTS547RF charactrons; HL1; HL2; HL3; HL4 and HL5 are by the LED luminotron; output display device such as sound equipment and micromachine; PU1; PU2; PU3; PU4 and PU5 form 5 half number systems by counting and decoding driving element; AS1; AS2; AS3 and AS4 form gate circuit (giving an example as a kind of of Figure 12) by discrete component diode and triode etc.; WZb1; WZb2 and WZb3 are a kind of Experiment of Electrical Circuits plates as shown in Figure 3; mix the CMOS integrated component of 4000 series and top counting display element and can demonstrate various digital circuits; SR/SC forms variable digit-control resistance or capacitance network by 4066; the power unit that automatic power-off protection and alarm showed when EP was the control short circuit, PLD is by discrete component and D flip-flop group programmable logic device (PLD).
Figure 11 by crystal oscillator, diode, elements such as 4520 and 4069 are formed has multiple frequency output impulse source a kind of for example.Use 32768HZ crystal oscillator (B) among the figure, resistance (R), electric capacity (C) and 4069 is formed oscillating impulse output, 16 grades of frequency divisions through two 4520 elements are 32768HZ ... 1HZ ... equifrequent pulse output, X coordinate and Y coordinate are used English alphabet A respectively among the figure, B, C ... be tens, numeral 1,2,3 ... be units, for example insert coordinate (A1 with contact pin, A7) be called for short slotting (A1A7), (above-mentioned abbreviation down together, no longer explanation) 4520 is two 4 scale-of-two synchronous counters, each sheet 4520 has fixedly welded 8 binary counters of serially concatenated, two 4520 chip serializable levels are allied the communists 16, or use two 8 respectively, for distinguishing two chips, use 1CP and 2CP respectively, 1Cr and 2Cr ... the pulse output and the reset terminal of two chips of expression ...For example use position 16 frequency divisions, should insert (A2A4), (B4A4) (1Cr and 2Cr hold altogether), insert (A3, A3) (1EN connects the VD end), insert (B1A6) (2EN presses 1Q8) and insert (A1A7) (1CP links to each other with crystal oscillator output), insert (B2A7) (2CP ground connection), select 1HZ for use, can insert (C2B0) or (C2B1) ... or (C2B4) 5 outside directions X or Y direction line, cause required point, for example need use 10HZ again, can insert (A3A3), (B1A6), (A1A7), (B2A7), (B3A2), (B9A2), (C1A2), (C6A2), (C8B0), (B5B0) and (A3B0), and by (C8B1) ... or 4 of C8B4 footpath directions X or Y direction are linked to be the outer required point that causes.Also have two 8 multiple usages such as frequency division not exemplify one by one.Because of drawing is limit, not label symbol and explanation (no longer explanation down together) of some common components that need not illustrate among the figure.
Figure 12 is that discrete component of the present invention is formed giving an example of gate circuit, the AND circuit of forming four-input terminal among Figure 12 (a) by four diodes and two resistance, also can form the four-input terminal OR circuit, wherein VD and VS are respectively power positive end and earth terminal, press and be the four-input terminal AND circuit after Figure 12 (b) inserts contact pin, press and be the OR circuit of four-input terminal after Figure 12 (c) inserts contact pin, press Figure 12 (d) and insert contact pin, after be the AND circuit of three input ends, and the like still can be two in-gate circuits, again if add a triode can with non-and OR-NOT circuit etc.
Figure 13 the present invention by, HD1, HL1, HD2, PU1, AS1 and PU2 form count decoding and drive and show and the control module applicating example.HD1 and HD2 are that LTS547RF charactron and current-limiting resistance are formed among the figure, PU1 and PU2 by 4511,4510 and diode and triode form gate circuit, counting, decoding and driver element, AS1 and HL1 are by the gate circuit of diode, triode, the Hall switch of SQ1, the SA1 pushbutton switch, light emitting diode L1～L5 that XS1 socket (can external motor and sound equipment etc.) and triode drive forms, and L0 also is the light emitting diode by the triode driving; Except that above-mentioned related elements is arranged, different temperature controls is arranged still in AS2, AS3 and AS4, sensor control elements such as acoustic control, magnetic control toggle switch, optoelectronic switch inductance and capacitive proximity switch, tongue tube, air-sensitive, temperature-sensitive do not exemplify one by one.
The programmable logic device (PLD) PLD that Figure 14 the present invention is made up of diode, triode and D flip-flop for example.4 triodes of T1-T4 are formed phase inverter, forward output A1-A4, oppositely export A1-A4, D1-D4, D5-D8, D9-D12 and D13-D16,16 diodes form 4 groups of four-input terminals " with " or OR-circuit, its output is respectively Z1-Z4, D1-D4 input for four D flip-flops 4042, the output of four D flip-flops is respectively Q1-Q4 and forms array with the horizontal and vertical lines that reverse output can directly be exported and feed back in the double-deck printed board, by selecting for use in the plated through-hole on the contact pin insertion lines, above-mentioned Z1-Z4 is again through the anti-phase output Z1-Z 4 of T5-T8 triode, all can directly export, 4042 CP end and polarity are selected the POL rapids, draw outward and with selecting for use in the contact pin insertion plated through-hole by above-mentioned array.This both had been similar to journey logical device partially, and the PAL14L4 logical diagram is similar to programmable logic device (PLD) PAL16R4 logical diagram again.
Figure 15 the present invention forms variable digit-control resistance network by electronic switch (as 4066) and give an example in variable numerical control network SR/SC unit.With on-off element (as 4066) composition digit-control resistance network or numerical control capacitance network is a known technology, but can make resistance or changes in capacitance scope very wide with Experiment of Electrical Circuits plate of the present invention, and flexible and changeable is general, 4066 upsides have four groups of resistance among the figure, every grade has 4 resistance (or more), 4066 downsides have four groups of electric capacity, every group has 4 electric capacity (or more), can use separately or parallel connection is used in combination, resistor group is added with one group of electric capacity, capacitance group is added with one group of resistance, can select for use flexibly, as differential or the integral element of RC, AA, BB, CC, the DD end is, 4066 control ends are inserted respectively or are not inserted (A2B1), (A2B2), (A2B3), (A2B4) come the closed or disconnection of gauge tap.Insert (A3B6), (A4B6), (A5B6), (A6B6), (A7B6), (A8B6), (A9B6) and (B0B5), and draw outside the two ends by (A1B6) with (B3B5), this is the digit-control resistance network in the known technology, if insert again (A3B8), (A4B8), (A5B8), (A6B8), (A7B8), (A8B8), (A9B8) and (B0B8), last one group of 4 resistance in parallel, changed above-mentioned resistance, the rest may be inferred for other, if plug (B0B6) again, this just forms resistance and goes here and there mutually with electric capacity, again if plug (B1B9) and (B2B9) again, after a last electric capacity in parallel again.Analogizing and so on differs exemplifies.This repeatedly inserting practiced, and mixes the indication (as mixing oscillatory circuit or monostable circuit oscillation frequency or time delay) of corresponding resistor and capacitance variations etc. again.Can make the beginner that series, parallel and series and parallel circuit are had skilled grasp and deep understanding.Slotting white silk how will realize the circuit of innovation.This also is a kind of giving an example of the present invention.
Figure 16 the present invention is by 555 and relay is formed the automatic power-off protection of wrong plug short-circuit protection and alarm shows giving an example of EP unit.By 555 elements, start button AS0, relay K red light emitting diodes L and battery E form among the figure.Wherein battery E is 4 * 5V or 5 * 12V5 battery.Voltage described herein only selects a kind of giving an example, can be in 3V～18V scope, with regard to safety low pressure for the supply voltage of cmos element, still 24V be can use,, battery or mains-supplied selected for use to adapt to the use of electrician and electrical control aspect, also can be according to using object to select, and so on by the user.All limitting inconvenience because of length and drawing describes in detail and exemplifies.
The printed board of above-mentioned each figure is by 2: 1 scale, because of marks such as two-layer printed board figure and element coexist simultaneously, and be unit look drawing, existing mapping software difficulty can be clear by rendering computer, have to make by hand, can simplify and some mark detailed descriptions of abridged, fortunately these all are to be used for illustrating versatility of the present invention, during actual computer making sheet, express by three or many drawings at least and describe in detail, and ratio also can strengthen.
Applicating example of the present invention, the circuit of this generating is used always or typical tandem circuit with being all, and its component parameters need not describe in detail.
Below the slotting method of some circuit of brief description the present invention only for example.Demonstrate digital element (as 4511 and 4510) basic function in HD1 and the PU1 unit in Figure 13, take off 4510 elements from socket earlier, demonstrate 4511 elements, the demonstration of its 7 sections (a, b, c, d, e, f, g) is in the HD6 unit.Lamp test end LT inserts that (B6C9) is normal to be shown, does not insert (B6C9), shows severally 8, and whether other input is reactionless, be used for checking charactron normal.Blanking end BI inserts (B6D0), the normal demonstration, not insert (B6D0), and no font shows; Latch end LE, insert (C4C5), display digit is latched, and the input counting is reactionless again, does not insert (C4C5), and normal counting shows, above-mentioned three ends are by normal counting display requirement, inserts (B6C9) and (B6D0), below no longer repeats; Binary-coded decimal, when A, B, C, D are the input of tetrad (0000) counting, a, b, c, d, e, f, g are that 7 sections are decoded as decimal system output demonstration, be shown as 0, insert (C2C4) (0001) and show 1, insert (C1C4) (0010) and show 2, insert (B8C4) (0100) and show 4, insert (B7C4) (1000) and show 8.When the input number surpasses ten when advancing to apply 9 (1001), show the blanking of font idiomorphism, for example insert (B7C4), (B8C4), (C1C4) and (C2C4) or insert (B7C4) and (B8C4) or slotting (B7C4) and do not have the font demonstration (B8C4) etc. the time.Plug 4510 elements and carry out the tally function demonstration; Put number: numeral is 6 to insert (B9B3) and (C0B3) (0110), if with button SA1 control, insert (B0A8) and (B348) after click SA1 and get final product, again if control with Hall switch SQ1, slotting (B2A8) uses magnet steel once to get final product near SQ1; If put numeral 9, insert (B8B3) and (C1B0) (1001) all the other control methods are the same, other numerals and the like demonstration learn by heart until understanding.Zero clearing: numeral is 0, and (B0B8) and (B3B1) inserted in button control, Hall switch control, slotting (B2B1), the control operation method is the same.Decimal add counting, when inserting (C2B3), manual input, if (B0A8) and (B3A9) inserted in the button control input, if insert (B2A9) with Hall switch control, it is the same to count input method; Subtract counting and do not insert (C2B3), all the other are the same.Two metric countings that add on the basis of the above, add slotting (A8B3), (C3B5), (A9B5), (B7B4), (A3B4) and (B0A6), and control is the same with method of operating, when subtracting counting, do not insert (B2B3) and (A8B3), and all the other are the same.Automatically counting input control is to export required frequency signal by the G unit, introduces by (C4B5) or (C4B0), limits inconvenience because of drawing and describes in detail, as scale-of-two, scale-of-eight, sexadecimal, sexagesimal and multidigit counting or the like plate demonstration and experiment all thus.
The inventor has multinomial invention (as ZL86106558.1 and ZL86106551.4 etc.) all to limit because of the market of overall situation, and this has just had this present invention towards huge numbers of families common people family.
Claims (10)
1 one kinds of omnipotent circuit evil spirit plates, formed by Experiment of Electrical Circuits plate and circuit component, it is characterized in that the Experiment of Electrical Circuits plate is (for ease of specifying, be example below) with electronic circuit, it is (as the integrated component socket by the identical big or small single face of bilayer (or two-sided) printed circuit board (hereinafter to be referred as printed board) and circuit component socket, hereinafter to be referred as socket) and contact pin form, socket is to be welded on two-layer up and down being spaced from each other in the printed board plated through-hole that mutually insulated is fixed together, cross central line at socket is the both sides up and down at center, lower floor's printed board (or upper strata printed board) is gone up to apply and is printed on the cross-wise lines that is parallel to the socket cross central line, upper strata printed board (or lower floor's printed board) is gone up and is applied the vertical lines that are printed on perpendicular to the socket transverse center, horizontal and vertical adjacent lines distance between center lines, be same as that the mind-set distance is 2.54mm in two adjacent pins of integration member, horizontal and vertical line thickness, select by connecting the electric current that point-to-point transmission led to, 0.30mm or wideer commonly used, on every lines, every interval 2.54mm (being same as two adjacent pin centre distances of integration member) locates, a plated through-hole of the mutual corresponding same apertures of two-layer printed board is up and down arranged, pore size is decided by the diameter of contact pin, 0.60mm-0.80mm for example, the vertical lines in the printed board of upper strata and the pin of socket and being weldingly connected of plated through-hole, contact pin can be selected for use and be same as metallize on the lines pin in aperture or the metal needle of other conductions, and this is the act side of a kind of Experiment of Electrical Circuits plate of the present invention; Circuit component has electronics, electrical equipment, element such as motor and instrument, the circuit component of on Experiment of Electrical Circuits plate of the present invention, being joined, part to immobilizing of circuit function, directly being welded on double-deck printed board immobilizes, and the circuit tie point that has various states to change to circuit function, with the insertion of contact pin or do not insert the connection status that changes circuit, reach the experiment or the demonstration of different circuit functions, the white silk method of inserting is to count according to circuit given X coordinate period number and Y coordinates, the insertion contact pin of sitting in the right seat this functional experiment or demonstration to given circuit, all experiments and demonstration all have the correct or incorrect demonstration of result.
2 by the described omnipotent circuit evil spirit of claim 1 plate, it is characterized in that the Experiment of Electrical Circuits plate, but cross-wise lines of arranging with socket center line upper and lower sides and vertical lines aligned identical, also can different or amesiality arrangement.Its two-layer printed board correspondence, first kind of arranging of overlapping lines is the top of being partial to socket (also can below) for example, its second kind of form for example, it is to be symmetrical in integration member up and down that lines are arranged, there is the lead-in wire of following side socket the socket top, there is the lead-in wire of last side socket the socket below, top lines and below lines lead-in wire, or below lines and top lines lead-in wire links or does not join, whether inserting contact pin by upper strata printed board higher level plated through-hole of vertical lines intersection point in lines and lower floor's printed board controls, and for example the third form for example, lines are arranged and pitch-row is that suitable electrical instrument and electric elements draw the big characteristics of end points spacing outward, and added the gap bridge printed board, electrical instrument and electric elements are welded on the lines of gap bridge printed board, and link to each other with the insertion of circuit printing plate by contact pin by the plated through-hole on the line, the arrangement mode of lines in the printed board, lines quantity, the lines trend, lines are straight line or broken line or curve, line thickness, spacing between the adjacent lines, the aperture of the plated through-hole of arranging on the lines and pitch-row, all can be according to the requirement of circuit, electronics is satisfied in the change printed board, the electrician, drive of motor and control experiment and demonstration.Also available multilayered printed plate technique more than two layers satisfies sustainable development requirement of the present invention, and is easy as technology, unites two into one etc.
3 by the described omnipotent circuit evil spirit plate of claim 1, it is characterized in that the alternative existing integrated component circuit brassboard of Experiment of Electrical Circuits plate (being commonly called as bread board), in the two-layer printed circuit board of the present invention, in the printed board of upper strata (or lower floor) on cross-wise lines and the lines contact pin of plated through-hole and its same diameter substituted, existing used lead two of bread board is welded with the line of plug special, plated through-hole has substituted on vertical lines in lower floor (or upper strata) printed board and the lines, vertically arrange porous socket on the existing bread board, and this Experiment of Electrical Circuits plate is better than existing bread board.
4 by the described omnipotent circuit evil spirit plate of claim 1, it is characterized in that circuit component function generator (as ICL8038 or MAX038) element, can produce with the mains ac power supply net and separate, the square wave of full low-voltage, triangular wave and sine-wave power, and frequency range very wide be 0.1HZ-20MHZ as the MAX038 frequency range, utilize electronic technology to obtain the low pressure three-phase sine-wave again, adopt low pressure, the low-power consumption micro Electric Machines and Electric Apparatus, and because of volume microminiaturization, low pressure and low-power consumption, price is also low, motor aspect low pressure for example, low-power consumption micro direct current generator and alternating current generator, and drag in the experiment at motor, torque, power and energy consumption or the like test, also can be because of easy to some extent in low pressure and low-power, for example constant-power speed regulation, speed regulation by constant torque, frequency control.Technology such as stepping transmission, electric axis transmission and trivial transmission mutually all because of low pressure, low-power consumption and micromachine characteristics easy, electric switch also is should have all to have, as Hall, inductance, electric capacity and magnetosensitive or the like low pressure, the miniature noncontacting switch of low pressure power consumption, and the liquid crystal display device of low pressure, low-power consumption micro or the like, can all every experiments such as experiment or demonstration electronics, electrician, drive of motor and control under battery powered safe low pressure.If with also guaranteeing safety under the civil power low pressure, guarantee the handling safety under no teacher instructs on the side, even the contact pin wrong plug automatic power-off protection is arranged and alarms demonstration, no electric shock harm people body danger.
5 by the described omnipotent circuit evil spirit plate of claim 1, it is characterized in that illustrating with electronic component the system of omnipotent circuit evil spirit plate, and have in the system: crystal oscillator, gate circuit and counting element are formed the impulse source of multiple frequency output; Output display devices such as charactron, the luminous second tube sheet of LED, sound equipment and micromachine; Counting and the number system of deciphering driving element; Discrete component diode and triode are formed gate circuit; Experiment of Electrical Circuits plate and the 4000 serial cmos elements of being joined; Many group resistance, electric capacity and electronic switch (as 4066) are formed variable digit-control resistance network and variable numerical control capacitance network; The power supply that automatic power-off protection and alarm show during the wrong plug short circuit; Programmable logic device (PLD) by discrete component and D flip-flop.
6 by claim 1 and 5 described omnipotent circuit evil spirit plates, its feature is formed the four-input terminal AND circuit by four diodes and two resistance, also can form the four-input terminal OR circuit, change inserting or not inserting of contact pin, also can form the gate circuit of three input ends or two input ends.
7 by claim 1 and 5 described omnipotent circuit evil spirit plates, its feature counts, decoding driving, demonstration and control module, socket, pushbutton switch, toggle switch, Hall switch, tongue tube, optoelectronic switch that count decoding and drive part (as 4510 and 4511), diode and the gate circuit of triode, external motor and sound equipment are arranged, inductance and capacitive proximity switch, sensors such as magnetosensitive switch, temperature control, acoustic control, temperature-sensitive, air-sensitive are formed.
8 by claim 1 and 5 described omnipotent magic plates, its feature is by diode, triode and D flip-flop are formed in the giving an example of programmable logic device (PLD) PLD, 4 triodes are formed phase inverter, forward output A1-A4, oppositely export A1-A4,16 diodes form 4 groups of four-input terminals " with " or OR-circuit, its output is respectively Z1-Z4, four D ends input for four D flip-flops 4042, four D flip-flops have forward output Q1-Q4 and anti-phase output Q1-Q4 respectively, the horizontal and vertical lines that can directly export and feed back in the double-deck printed board are formed array, by selecting for use in the plated through-hole on the contact pin insertion lines, the anti-phase output of output footpath triode of above-mentioned gate circuit all can directly be exported, and 4042 CP end and polarity select the POL end by above-mentioned display with selecting for use in the contact pin insertion plated through-hole.This both had been similar to programmable logic device PAL14L4 logical diagram, was similar to programmable logic device (PLD) PAL16R4 logical diagram again.
9 by claim 1 and 5 described omnipotent circuit evil spirit plates, its feature is made up of electronic switch (as 4066), four groups of resistance and four groups of electric capacity, is four groups of resistance at 4066 upsides, and every group has 4 resistance (or more), can use separately or parallel connection is used in combination, 4066 downsides are four groups of electric capacity, and every group of electric capacity has 4 electric capacity (or more), can use separately or parallel connection is used in combination, resistor group is added with one group of electric capacity, capacitance group is added with one group of resistance, can select for use flexibly, makes RC differential or joint branch link.
10 by claim 1 and 5 described omnipotent circuit evil spirit plates, and its feature is by 555 elements, and start button, relay and red light emitting diodes and power supply (as battery) form the automatic power-off protection of wrong plug short circuit and alarm shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991249011A CN1144168C (en) | 1999-12-02 | 1999-12-02 | Multifunction circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991249011A CN1144168C (en) | 1999-12-02 | 1999-12-02 | Multifunction circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1304121A true CN1304121A (en) | 2001-07-18 |
| CN1144168C CN1144168C (en) | 2004-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991249011A Expired - Fee Related CN1144168C (en) | 1999-12-02 | 1999-12-02 | Multifunction circuit board |
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| Country | Link |
|---|---|
| CN (1) | CN1144168C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102779449A (en) * | 2012-06-13 | 2012-11-14 | 上海第二工业大学 | Demonstration device for proving logic algebra formula |
| CN102779447A (en) * | 2012-06-15 | 2012-11-14 | 上海第二工业大学 | Demonstration device for proving logic algebra formula |
| CN106816068A (en) * | 2015-11-29 | 2017-06-09 | 重庆尊来科技有限责任公司 | A kind of capacitive reactance tester of non-gate |
| CN108274164A (en) * | 2018-01-22 | 2018-07-13 | 华霆（合肥）动力技术有限公司 | Battery core welding method, device and electronic equipment |
| CN110111658A (en) * | 2019-05-15 | 2019-08-09 | 季明琴 | A kind of electric circuit teaching experimental provision for resistance serial or parallel connection |
| CN111179670A (en) * | 2019-12-27 | 2020-05-19 | 广东德诚科教有限公司 | Method and device for quantifying physical and electrical experiment result, terminal and storage medium |
| CN113567830A (en) * | 2021-07-02 | 2021-10-29 | 湖北工程学院 | Bread board control method, device, equipment and storage medium |
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1999
- 1999-12-02 CN CNB991249011A patent/CN1144168C/en not_active Expired - Fee Related
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| CN102779449A (en) * | 2012-06-13 | 2012-11-14 | 上海第二工业大学 | Demonstration device for proving logic algebra formula |
| CN102779447A (en) * | 2012-06-15 | 2012-11-14 | 上海第二工业大学 | Demonstration device for proving logic algebra formula |
| CN106816068A (en) * | 2015-11-29 | 2017-06-09 | 重庆尊来科技有限责任公司 | A kind of capacitive reactance tester of non-gate |
| CN108274164A (en) * | 2018-01-22 | 2018-07-13 | 华霆（合肥）动力技术有限公司 | Battery core welding method, device and electronic equipment |
| CN108274164B (en) * | 2018-01-22 | 2020-01-21 | 华霆（合肥）动力技术有限公司 | Battery cell welding method and device and electronic equipment |
| CN110111658A (en) * | 2019-05-15 | 2019-08-09 | 季明琴 | A kind of electric circuit teaching experimental provision for resistance serial or parallel connection |
| CN111179670A (en) * | 2019-12-27 | 2020-05-19 | 广东德诚科教有限公司 | Method and device for quantifying physical and electrical experiment result, terminal and storage medium |
| CN111179670B (en) * | 2019-12-27 | 2022-09-16 | 广东德诚科教有限公司 | Method and device for quantifying physical and electrical experiment result, terminal and storage medium |
| CN113567830A (en) * | 2021-07-02 | 2021-10-29 | 湖北工程学院 | Bread board control method, device, equipment and storage medium |
| CN113625150A (en) * | 2021-07-02 | 2021-11-09 | 湖北工程学院 | Bread board and test equipment |
| CN113625150B (en) * | 2021-07-02 | 2024-03-19 | 湖北工程学院 | Bread board and test equipment |
| CN113567830B (en) * | 2021-07-02 | 2024-03-19 | 湖北工程学院 | Bread board control method, device, equipment and storage medium |
| CN113990158A (en) * | 2021-11-16 | 2022-01-28 | 中国民航大学 | Building block type electricity counting experiment device |
| CN113990158B (en) * | 2021-11-16 | 2024-02-27 | 中国民航大学 | Building block type digital-to-electric experimental device |
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