CN2487156Y - Interconnection lattice display electronic switch - Google Patents

Abstract

The utility model discloses a technical proposal of an electric switch which can be arranged at a plurality of different places randomly and can be applied to the electric lighting of the integrated units such as villa and building, etc. The utility model uses a microcomputer, which can control more electric appliances randomly and show the on/off state of the electric appliances by means of a small number of switch keystrokes. The utility model has the advantages of high integration degree and compact structure.

Description

A kind of interconnected dot matrix shows electronic switch

The utility model relates to a kind of switching device of electrical equipment, can carry out joint control to a plurality of electrical appliances in a plurality of places.

The disclosed multi-joint many control electrical switchgears of patent No. ZL99253267.1, a kind of electronic switch that can carry out joint control in a plurality of places to a plurality of power devices is disclosed, its weak point is, when the number of electrical appliance more for a long time, the button on the control operation panel can be a lot, be not easy to remember which button at which electrical appliance, and, it is excessive that guidance panel can become, and is not easy to make, installs, also influential on attractive in appearance.

The purpose of this utility model provides the electronic installation that the least possible switch key of a kind of usefulness is conveniently implemented in a plurality of local appliance switches of any old place may command, and can show the on off state of each electrical appliance easily on guidance panel.

The purpose of this utility model reaches like this: it comprises a plurality of load driving circuits, signal circuit, a plurality of control unit, and wherein each control unit comprises single-chip microcomputer, switch key group, display element group; The switch key group links to each other with the corresponding end of single-chip microcomputer with display element group, each single-chip microcomputer also connects a signal circuit, signal circuit contains three ports, its signal input part links to each other with the signal output part of single-chip microcomputer, its signal output part links to each other with the signal input part of single-chip microcomputer, and its signal contact end links to each other with signalling channel; Single-chip microcomputer also is provided with a plurality of instruction output ends, and they link to each other with the input of different load driving circuits respectively, and load driving circuits is then being controlled the switch of electrical appliance; Each control unit links to each other with signal circuit by signal transmission passage.

From the above, but setting program in the single-chip microcomputer, utilize its computing arbitration functions, can realize multiple use, promptly each switch key can be according to the length of the time of pressing, the effect of playing programming and sending switch command, that is to say and connect fast by carrying out the programming effect and showing by certain group display element of display element group, as: fast by twice, then second display lamp of certain group display unit is bright, indicates the load of second display lamp representative to open or close.This signal reaches on the signal transmission passage by signal circuit, receive by each control unit, the corresponding display element of each control unit shows this instruction, when certain control unit is connected to the load driving circuits of corresponding load or correspondence, then the instruction output end of single-chip microcomputer sends the instruction that the load of above-mentioned second display element representative opens or closes in this control unit, the state of each load that hence one can see that can find corresponding display element in display unit group, arbitrary switch in the switch key group all has one group of display unit corresponding with it, and switch can be programmed, and send the switching signal of a plurality of loads, from the above, the utility model can be implemented on the guidance panel with few purpose of opening and closing by a plurality of electrical appliances of key control of trying one's best, and can control arbitrarily at the control units that are arranged in different places and be located at different local electrical appliance switches, and show the on off state of load easily.

The utility model is described in further detail below in conjunction with drawings and Examples.

Figure the one, two, the 3rd, Application Example of the present utility model.

Figure four is enforcement illustrations of control unit of the present utility model.

Figure five is embodiment of signal circuit in the utility model.

Referring to Fig. 1, the utility model is provided with A, B, four control panels of C, D, and it is continuous by signal transmission passage L, each control board includes a control unit, be provided with ka, kb, four switch keys of kc, kd in the control unit, be provided with four groups, the display element group of every group of four display elements, every group of display element is corresponding with each button respectively.Each control unit is connected to three, four, two, driver drives respectively and three, four, two, loads are electric light; The programming of switch key and on-off action are achieved in that the electric light A that is connected on the control board A as realizing controlling ₁And A ₃When bright, then can be on any one control board A or B or C or D, button K earlier _aOnce, promptly can beat bright A ₁, and K _aThe display unit of top has corresponding indicator light bright, presses K in Δ t more fast _aPromptly can beat bright A three times ₃Lamp, and K _aThe display unit of top has corresponding indicator light bright.Only need if turn off the light by a K _a, can close A ₁Lamp is pressed K more fast _aCan close A three times ₃Lamp.Certainly the programming of switch key also can be to realize with lasting pushing, to press the expression switch fast.Why can realize that above-mentioned functions is because all be provided with single-chip microcomputer in the control board arbitrarily, behind the Push switch key-press programmable, single-chip microcomputer then sends last programming signal to signal transmission passage, after each control board receives, refresh the programming signal and the storage of original corresponding load, and show by the display element group on the corresponding button, promptly when the instruction load lamp is bright, show bright, when the instruction load lamp is dark, show secretly, and the control board that is connected to corresponding load also can open or close according to the load that the switch command control of at that time load is programmed.

From the above, program in the single-chip microcomputer can have multiple design, the switch key programming mode also can be realized with the length of compressing time, differently can control different local electrical appliance switching purposes thereby reach, by above-mentioned also as can be known, present embodiment, each control board has only used four buttons promptly to realize controlling eight electric lights, when all being connected to four lamps as each control board, 16 electric lights of may command then, control switch obviously reduces by bond number, makes to the utlity model has control board and can do forr a short time, the plate face is simple, the advantage of easy operating.

Be applicable to that referring to this enforcement of Fig. 2 it is provided with A, B, C, D, A ', B ', eight control boards of C ', D ' in the room such as villa or office building of two floors, each control board is connected to one～four electric light, and each control is linked to each other to remove on the control board by signal transmission passage and is provided with K _a, K _b, K _c, K _dFour switch keys and showing outside the group, also be provided with turnover key K and display element, its using method and principle are as follows, as control board A, B, C, D is laid in Stall, A ', B ', C ', D ' is located at second floor, when when Stall or second floor are controlled the electric light of Stall or second floor respectively, operate identical with embodiment shown in Figure 1, as A at Stall, B, C, when controlling the lamp of second floor on the arbitrary control board of D, then should be earlier by the page turning key K that is located on the control board, at this moment, the page turning display element is bright, and the display element group on the switch key then is the on off state that shows each electrical appliance of second floor, and presses the respective switch button in the Δ t time, for example: need control A ' control board to meet electric light A ' 1, A ' ₃When bright, then can press K earlier _aOnce make A ' ₁Lamp is bright and corresponding indicator light is bright, presses K more fast continuously _aMake A ' three times ₃Bright, and corresponding indicator light is bright.Lamp at second floor control Stall can in like manner be realized.From the above, control board is divided into two districts, the switching signal of each electrical appliance and electrical appliance are one to one, they take place in single-chip microcomputer, promptly by after the switch key programming and storing, send by switch key or by switch key and page turning key K control, receive by each control board by signal circuit and signal transmission passage, and refresh the old signal of original correspondence and store, and show (when being in show state), by the control corresponding plate drive circuit of controlled electrical appliance is sent switch command.

In addition, when electrical appliance is divided into a plurality of whens zone, after then page turning key also can repeatedly be pressed and be in the zone that will control to control board, control corresponding electrical appliance by switch key again, at this moment, the page turning display element also should be corresponding a plurality of.

Referring to Fig. 3, do not establish load driver in the control board among this embodiment, and establish a plurality of controlled cell M in addition ₁, M ₂, M ₃, M ₄Control board sends and stores switching signal and programming signal, and be provided with a decoder in each controlled cell at least, the output termination load driver and the electrical appliance of its a plurality of correspondences, its input links to each other with signal transmission passage, in order to receive the switching signal of each electrical appliance, through decoder for decoding, in its corresponding output output switch command, control corresponding electrical appliance switch.

From the above, switch of the present utility model, each button can be controlled a plurality of electrical equipment, and display element also can show the switch of a plurality of electrical equipment.

Referring to Fig. 4, this is a circuit theory schematic diagram in the utility model control unit, and it comprises single-chip microcomputer 1, switch key group 2, display element group 3, page turning key K and page turning display element 4, signal circuit 5, load driving circuits 6; Be provided with definite program in the single-chip microcomputer 1, have computing, arbitration functions; Switch key group 2 and display element group 3, correspondence is connected on the terminal of single-chip microcomputer 1, and in the present embodiment, key groups is by k _a, k _b, k _c, k _dForm, they correspond respectively to LEDA ₁～LEDA ₄, LEDB ₁～LEDB ₄, LEDC ₁～LEDC ₄, LEDD ₁～LEDD ₄, four display element groups, promptly single-chip microcomputer can be according to pressing k _aMode, as the speed degree, the corresponding control of analysis and judgement LEDA ₁～LEDA ₄In concrete a certain street lamp, as press k _aOnce control LEDA ₁K is pressed in corresponding load fast continuously _aThree control LEDA ₃Corresponding load.Controller transfers out the result of analysis and judgement by each controller reception with switching signal.Control display element LEDA ₁～LEDA ₄The electrical appliance of representative opens or closes, as LEDA ₁And LEDA ₃Bright, then the lamp of its correspondence is bright, LEDA ₂And LEDA ₄The lamp of representative goes out.

Hence one can see that, the switching signal of each lamp (its number) is to concern one to one with lamp, their programming, storage and transmission are by switch key and page turning key control, promptly after pressing page turning key, Push switch button again, the code signal that single-chip microcomputer 1 sends is different with not according to page turning key the time, though that display element shows is identical, the electrical appliance of its representative is different to be that electrical appliance has divided the zone; Load driving circuits is made up of a plurality of driver elements, and each unit links to each other with the defeated end of the instruction YO of single-chip microcomputer 1 accordingly.Signal circuit 5 has various ways, 1, when signalling channel is lead, multiple interfaces circuit such as RS232 frequency band transmission circuit modulation-demodulation circuit can be arranged that is:.2, when signalling channel is radio, signal circuit is made up of wireless sender and wireless receiver two parts, and sort circuit is a lot.As " practical electronic warning pandect " the disclosed circuit of 770-771 page or leaf of electronics industry version and the mobile phone that we often use.3, when signalling channel is power frequency electric power line carrier wave, signal circuit is made a start by carrier wave and the carrier wave receiving end is formed.Circuit as " practical electronic warning pandect " 476-477 page or leaf.In a word, signal transmission passage has various ways, and signal circuit is also to there being various ways.Signal circuit has three ports, its signal input port 51 links to each other with the signal output part OUT1 of single-chip microcomputer 1, signal output part 52 links to each other with the signal input part IN of single-chip microcomputer 1, signal contact end 53 links to each other with signal transmission passage L, in addition: it is input/output port that above-mentioned input port, output port also can be merged into an I/O port, single-chip microcomputer 1 also can be established a signal input part X1 and links to each other with infrared remote control receiver IC2 in addition, be used to accept remote signal, the effect of replacing key-press.In addition: above-mentioned single-chip microcomputer 1 can be the application-specific integrated circuit (ASIC) of microprocessor, microcomputer or process cured.It can also be programmable logic device.

Referring to Fig. 5, this is an embodiment of the utility model signal circuit 5, and it comprises an amplifying triode BG1 current-limiting resistance R1 and a photocoupler IC3, and signal input part 51, signal output part 52, signal contact end 53.Because the buffer action of photocoupler, making the external world mainly is that interference signal on the signal transmission passage is difficult for importing in the control unit, makes to the utlity model has stable performance, advantage that misoperation is few.

In sum, switch key number in the utility model obviously is less than the electrical appliance number, and adopted single-chip microcomputer, make integrated raising, make it have simple in structure, compact advantage,, make in bond number and the electrical appliance ratio of counting further to reduce owing to adopted page turning key, display element also reduces relatively, and the purpose of multiple-purpose electric appliance realizes thereby realize controlling more with the control board of identical size.

Claims (4)

1, a kind of electronic switch, it comprises a plurality of load driving electrical equipment, it is characterized in that it also comprises: signal circuit, a plurality of control unit, wherein each control unit comprises single-chip microcomputer (1), switch key group (2), display element group (3); Switch key group (2) links to each other with the corresponding end of single-chip microcomputer (1) with display element group (3), each single-chip microcomputer (1) also connects a signal circuit, signal circuit contains three ports, its signal output part links to each other with the signal input part of single-chip microcomputer (1), and its signal contact end links to each other with signal transmission passage; Single-chip microcomputer (1) also is provided with the switch that a plurality of load driving circuits are being controlled electrical appliance; Each control unit links to each other with signal circuit by signal transmission passage.

2, electronic switch according to claim 1 is characterized in that also being provided with in each control unit page turning key K and at least one page turning display element, and it is corresponding continuous with the port of single-chip microcomputer (1).

3, electronic switch according to claim 1 is characterized in that also being provided with in each control unit infrared remote control receiver IC2, and it links to each other with another signal input port X1 of single-chip microcomputer (1).

4, electronic switch according to claim 1 and 2, it is characterized in that also being provided with a plurality of controlled cell Mi, each controlled cell Mi comprises a decoding circuit at least, and its a plurality of output ports are corresponding continuous with the drive circuit of controlled electrical equipment, and its input links to each other with signal transmission passage.

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