CN202750307U

CN202750307U - Semi-automatic switch of hall

Info

Publication number: CN202750307U
Application number: CN2012204794232U
Authority: CN
Inventors: 吴水仙
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-09-19
Filing date: 2012-09-19
Publication date: 2013-02-20
Anticipated expiration: 2022-09-19

Abstract

The utility model relates to a semi-automatic switch of a hall, and relates to an electronic switch for civil use. The semi-automatic switch comprises a face plate, a switch box and a gate control element box; a switch circuit mainly comprises a power wire interface, a voltage reduction rectification circuit, a gate control input interface, a delay control circuit, a light-operated element, a transmission/blockage circuit, a bistable switch circuit, a manual control circuit, an execution element and a load interface, wherein the transmission/blockage circuit is formed by an NAND gate circuit, a first isolating diode, a first NOT gate circuit and a second isolating diode; the bistable switch circuit is formed by a second NOT gate circuit, a third NOT gate circuit and a feedback resistor; the manual control circuit is formed by a button switch, an electric level conversion circuit and an electric level conversion capacitor; and the execution element is a bidirectional triode thyristor (VS). The utility model provides a semi-automatic switch of the hall which can automatically turn on the light when the house owner comes back at night, does not automatically turn off the light, and can manually turn off the light according to the will of the owner; and the semi-automatic switch of the hall is accordant with living routines of the people and convenient for the lives of the people.

Description

A kind of entrance hall manual switch

Technical field

The utility model relates to a kind of electronic circuit, specially refers to a kind of civil electronic switching circuit.

Background technology

Current, electronic automatic switch is used widely aspect electric lighting, at acousto-optic double control switch and the touching delay-action switch that corridor lighting is used, light-operated switch and light-operated time switch are applied in the city street lamp illumination mostly, and automatic door control switch is applied in entrance hall and the toilet lighting of dwelling house.The extensive use of above-mentioned electronic automatic switch greatly facilitates people's life, has improved people's quality of life.At night, in owner went back home, when opening the door house lead in, illuminating lamp lighted automatically, just removed the worry of lighting in the dark from, yet present automatic door control switch will be turned off the light behind the door automatically in the pass several seconds, and at this moment, owner does not also leave the entrance hall, and the illumination of need to turning on light separately brings inconvenience to owner; It is when owner gos out night that present automatic door control switch also has a shortcoming, and the skimble-skamble illumination of automatically turning on light of meeting causes waste of energy.

The utility model content

The purpose of this utility model is to overcome existing gate controlled switch shortcoming, a kind of can automatically turning on light when night, owner went home is provided and can automatically not turn off the light, by owner's wish manual entrance hall manual switch of turning off the light at any time, and automatically turn on light at the owner Shi Buhui that gos out night, the rule of life that meets people, the life that is convenient for people to.

A kind of entrance hall of the present utility model manual switch, comprise switching circuit, it is characterized in that switch is comprised of panel (IV), switch enclosure (VII) and gating element box (II), switch enclosure (VII) is installed on the panel (IV), in the switch enclosure (VII) switching circuit is arranged, gating element box (II) separates setting with switch enclosure (VII), in the gating element box (II) dry reed switch is arranged, and dry reed switch is wired to switching circuit; Switching circuit mainly is comprised of electric source line interface, step-down rectifying circuit, gate input interface, delay control circuit, light-dependent control element, transmission/lockout circuit, bistable switching circuit, manual circuit, executive component and loading interfaces, wherein, consist of step-down rectifying circuit by decompression capacitor (C1), the first rectifier diode (VD1), the second rectifier diode (VD2), filtering capacitor (C2) and voltage-stabiliser tube (VD3); Consist of delay control circuit by time delay resistance (R2) and delay capacitor (C3); Light-dependent control element is photo resistance (GR); NAND gate circuit (IC1), the first isolating diode (VD5), the first not circuit (IC2) and the second isolating diode (VD6) consist of transmission/lockout circuit; Consist of bistable switching circuit by the second not circuit (IC3), the 3rd not circuit (IC4) and feedback resistance (R5); Consist of manual circuit by push-button switch (SB), level conversion resistance (R6) and level conversion capacitor (C4); Bidirectional triode thyristor (VS) is executive component.During implementation, electric source line interface, step-down rectifying circuit, gate input interface, delay control circuit, transmission/lockout circuit, bistable switching circuit, manual circuit, executive component and loading interfaces are arranged on the circuit board, circuit board is installed in the switch enclosure, and the button of push-button switch (SB) exposes switch panel.The connected mode of switching circuit is: the neutral line interface of 220V AC power (N ＇) is connected to the 1st end of decompression capacitor (C1), the phase line interface (L) of 220V AC power is connected to ground wire, the 2nd end of decompression capacitor (C1) is connected to the negative electrode of the first rectifier diode (VD1) and the anode of the second rectifier diode (VD2), the anodic bonding of the first rectifier diode (VD1) is to ground wire, the negative electrode of the second rectifier diode (VD2) is connected to the positive pole of filtering capacitor (C2) and the positive pole of voltage-stabiliser tube (VD3), the negative pole of the negative pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3) is connected to ground wire, the negative electrode of the second rectifier diode (VD2), connect and compose dc supply (V+) after between the positive pole of the positive pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3); Gate input interface a(j1 ＇) is connected to dc supply (V+), gate input interface b(j2 ＇) is connected to the 1st input of NAND gate circuit (IC1), the 2nd input of NAND gate circuit (IC1) is connected to the 1st end of time delay resistance (R2) and the positive pole of delay capacitor (C3), the negative pole of delay capacitor (C3) is connected to ground wire, the output of NAND gate circuit (IC1) is connected to the anode of the first isolating diode (VD5), the negative electrode of the first isolating diode (VD5) is connected to the 1st end of photo resistance (GR), second is close to the 1st end of road resistance (R4) and the input of the first not circuit (IC2), the 2nd end of photo resistance (GR) is connected to dc supply (V+), the second the 2nd end that is close to road resistance (R4) is connected to ground wire, the output of the first not circuit (IC2) is connected to the anode of the second isolating diode (VD6), and the negative electrode of the second isolating diode (VD6) is connected to the input of the second not circuit (IC3); Dynamic circuit connector the 2nd contact (s2) of push-button switch (SB) is connected to the input of the second not circuit (IC3), the output of the second not circuit (IC3) is connected to the 1st end of level conversion resistance (R6), the input of the 2nd end of time delay resistance (R2) and the 3rd not circuit (IC4), the 2nd end of level conversion resistance (R6) is connected to the positive pole of level conversion capacitor (C4) and dynamic circuit connector the 1st contact (s1) of push-button switch (SB), the negative pole of level conversion capacitor (C4) is connected to ground wire, the output of the 3rd not circuit (IC4) is connected to the control utmost point of bidirectional triode thyristor (VS) and the 1st end of feedback resistance (R5), the 2nd end of feedback resistance (R5) is connected to the input of the second not circuit (IC3), the negative electrode of bidirectional triode thyristor (VS) is connected to ground wire, and the anodic bonding of bidirectional triode thyristor (VS) is to loading interfaces (L ＇).

In the utility model, there is buffer resistance (R1) to be connected between the 1st end of the neutral line interface (N ＇) of 220V AC power and decompression capacitor (C1); Have first to be close to road resistance (R3) and to be connected to ground wire at the 1st input of NAND gate circuit (IC1); There is release diode (VD4) to be connected in parallel on the time delay resistance (R2), discharge the anodic bonding of diode (VD4) at the 1st end of time delay resistance (R2) and the positive pole of delay capacitor (C3), the negative electrode that discharges diode (VD4) is connected to the 2nd end of time delay resistance (R2) and the output of the second not circuit (IC3); Between the control utmost point of the output of the 3rd not circuit (IC4) and bidirectional triode thyristor (VS), driving resistance (R7) is arranged; NAND gate circuit (IC1), the first not circuit (IC2), the second not circuit (IC3) and the 3rd not circuit (IC4) are selected the cmos digital integrated circuit, and the working power end of cmos digital integrated circuit is connected to dc supply (V+); Dynamic circuit breaker the 1st contact (j1) of dry reed switch (JK) is by gate input interface a(j1 ＇) be connected to dc supply (V+), dynamic circuit breaker the 2nd contact (j2) of dry reed switch (JK) is by gate input interface b(j2 ＇) be connected to the 1st input of NAND gate circuit (IC1); Many ground push-button switch interface a(s1 ＇ is arranged) be electrically connected with dynamic circuit connector the 1st contact (s1) of push-button switch (SB), many ground push-button switch interface b(s2 ＇ is arranged) be electrically connected with dynamic circuit connector the 2nd contact (s2) of push-button switch (SB).

In the above-mentioned utility model: it is to avoid decompression capacitor (C1) to be subject to the rush of current of 220V AC power and damage that buffer resistance (R1) is connected to effect between the 1st end of the neutral line interface (N ＇) of 220V AC power and decompression capacitor (C1); Gating element uses the dry reed switch of break contact, during practical application, dry reed switch (JK) is installed on the doorframe, at door magnet is set, make magnet at closing time near dry reed switch (JK), when door is shut, the magnetic force of magnet disconnects the break contact of dry reed switch (JK), the value that two inputs of NAND gate circuit (IC1) are multiplied each other is " 0 ", the output of NAND gate circuit (IC1) is high level output, the high level of NAND gate circuit (IC1) output is input to the first not circuit (IC2) by the first isolating diode (VD5), make the first not circuit (IC2) output low level, bistable switching circuit is failure to actuate, when opening the door night, the break contact of dry reed switch (JK) is closed, the 1st input of NAND gate circuit (IC1) is high level, at this moment be connected to the delay capacitor (C3) of NAND gate circuit (IC1) the 2nd input sufficient electricity, make NAND gate circuit (IC1) the 2nd input be high level, the value that two inputs of NAND gate circuit (IC1) multiply each other is " 1 ", the output of NAND gate circuit (IC1) is low level, so that the input of the first not circuit (IC2) is low level, the first not circuit (IC2) output is high level, the high level of the first not circuit (IC2) output is input to the input of the second not circuit (IC3), make the bistable switching circuit action, automatically open the illuminating lamp in entrance hall; Having first to be close to road resistance (R3) and to be connected to ground wire at the 1st input of NAND gate circuit (IC1), is can be not unsettled for the 1st input that makes not circuit (IC1), can stably work; Push-button switch (SB) uses touch-switch, and every connection once will make the bistable switching circuit upset once, thereby realizes manually turning on light and manually turning off the light operation; This circuit is connected to the input of the second not circuit (IC3) by the second isolating diode (VD6) at the output of the first not circuit (IC2), be for the operation of manually turning on light and manually turn off the light is not transmitted/impact of lockout circuit.

In the above-mentioned utility model: the function of transmission/lockout circuit be daytime this circuit be in light-operated blocked styate, be in the time-delay blocked styate when night, owner went out, the information of opening the door is not transmitted to bistable switching circuit, thereby can automatically not turn on light, only had when night, porch lamp put out, this circuit is just lifted a blockade and is entered transmission state, when night, owner opened the door, this circuit is opening the door communication to bistable switching circuit, make the bistable switching circuit action, automatically turn on the illuminating lamp in entrance hall, the light-operated blockade of this circuit is close to the dividing potential drop that road resistance (R4) forms by photo resistance (GR) and second and is realized, the branch pressure voltage that photo resistance (GR) and second is close between the road resistance (R4) is input to the first not circuit (IC2), daytime since illumination so that the resistance of photo resistance (GR) is very little, branch pressure voltage is higher than 2/3 value of gate circuit working power (V+), the first not circuit (IC2) is the high level input, low level output, enter blocked styate, do not transmit the information of opening the door, when photo resistance at night (GR) can not get illumination and to be resistance very large, 1/3 value that branch pressure voltage between the road resistance (R4) is lower than gate circuit working power (V+) is close in photo resistance (GR) and second, make this circuit information of opening the door to be transmitted such as lift a blockade, as at this moment the door be opened, so that two inputs of NAND gate circuit (IC1) are the high level input simultaneously, NAND gate circuit (IC1) is low level output, will make the first not circuit (IC2) be the low level input, high level output, triggering the bistable switching circuit action turns on light, between the dividing point of the output of NAND gate circuit (IC1) and photo resistance (GR), the first isolating diode (VD5) is arranged, so when opening the door by day, the level of NAND gate circuit (IC1) output changes the blockade effect that road resistance (R4) is close in photo resistance (GR) and second that can not have influence on; Time-delay is blocked and is realized by delay control circuit, delay control circuit can be when owner gos out night, keep that owner shuts the door during this period of time in make this circuit be in blocked styate, when owner go out night carry out manual operation and turn off the light after, the output of the second not circuit (IC3) is high level, just having electric current to pass through time delay resistance (R2) charges to delay capacitor (C3), after several seconds, treat that voltage on the delay capacitor (C3) reaches 2/3 o'clock of gate circuit working power (V+), the information of opening the door to be transmitted such as just lift a blockade, required time of charging is exactly the time of delay of delay control circuit during this, when surpassing time of delay, when opening the door house lead in such as owner, can realize automatically turning on light, the effect that discharges diode (VD4) is set in delay control circuit is, when in case circuit is lighted illuminating lamp automatically, the output of the second not circuit (IC3) is low level, the voltage of delay capacitor (C3) can discharge fast by discharging diode (VD4), this circuit is blocked fast, during implementation, time of delay is selected by the RC parameter of time delay resistance (R2) and delay capacitor (C3).

The beneficial effects of the utility model are: simple in structure, practicality is good.Automatically turn on the illuminating lamp in entrance hall when going home to open the door as people night, for people's life brings convenience, improves people's quality of life.Compare with full automatic electronic switch, the utility model can not turned off the light automatically, when owner will leave, need manually turn off the light, so do not have owner's inconvenient phenomenon that also lamp is just put out automatically when the entrance hall and occur, and when owner go out night turn off the light after, within the time that owner shuts up the door carefully, can keep the light-off state, therefore, manual switch of the present utility model has more practicality than full-automatic switch.

Description of drawings

Fig. 1 is electrical structure block diagram of the present utility model;

Fig. 2 is the electric circuit diagram of entrance hall of the present utility model manual switch;

Fig. 3 is switch external view of the present utility model.

Among the figure: RL. illuminating lamp, VD1. the first rectifier diode, VD2. the second rectifier diode, VD3. voltage-stabiliser tube, VD4. discharge diode, VD5. the first isolating diode, VD6. the second isolating diode, R1. buffer resistance, R2. time delay resistance, R3. first is close to road resistance, and R4. second is close to road resistance, R5. feedback resistance, R6. level conversion resistance, R7. drives resistance, GR. photo resistance, C1. decompression capacitor, C2. filtering capacitor, C3. delay capacitor, C4. level conversion capacitor, IC1. NAND gate circuit, IC2. the first not circuit, IC3. the second not circuit, IC4. the 3rd not circuit, VS. bidirectional triode thyristor, JK. dry reed switch, SB. push-button switch, V+. dc supply, g. photo resistance symbol, L. power supply phase line interface, L ＇. loading interfaces, the N. power supply neutral line, N ＇. power supply neutral line interface, n. dry reed switch symbol, dynamic circuit breaker the 1st contact of j1. dry reed switch, j1 ＇. gate input interface a, j2. dynamic circuit breaker the 2nd contact of dry reed switch, j2 ＇. gate input interface b, dynamic circuit connector the 1st contact of s1. push-button switch, s1 ＇. push-button switch interface a how, s2. dynamic circuit connector the 2nd contact of push-button switch, s2 ＇. push-button switch interface b how; I. magnet, II. gating element box, III. wire, IV. switch panel, V. light inlet window, VI. manual switch button, VII. switch enclosure; . the symbol of NAND gate.

Embodiment

The present embodiment such as Fig. 1, Fig. 2 and shown in Figure 3, the entrance hall manual switch is comprised of panel (IV), switch enclosure (VII) and gating element box (II), switch enclosure (VII) is installed on the panel (IV), in the switch enclosure (VII) switching circuit is arranged, gating element box (II) separates setting with switch enclosure (VII), dry reed switch (JK) is arranged in the gating element box (II), and dry reed switch (JK) is wired to switching circuit; Switching circuit mainly is comprised of electric source line interface, step-down rectifying circuit, gate input interface, delay control circuit, light-dependent control element, transmission/lockout circuit, bistable switching circuit, manual circuit, executive component and loading interfaces, wherein, consist of step-down rectifying circuit by buffer resistance (R1), decompression capacitor (C1), the first rectifier diode (VD1), the second rectifier diode (VD2), filtering capacitor (C2) and voltage-stabiliser tube (VD3); Consist of delay control circuit by time delay resistance (R2), release diode (VD4) and delay capacitor (C3); Light-dependent control element is photo resistance (GR); Be close to road resistance (R3), the first isolating diode (VD5), the first not circuit (IC2) and the second isolating diode (VD6) by NAND gate circuit (IC1), first and consist of transmission/lockout circuit; Consist of bistable switching circuit by the second not circuit (IC3), the 3rd not circuit (IC4) and feedback resistance (R5); Consist of manual circuit by push-button switch (SB), level conversion resistance (R6) and level conversion capacitor (C4); Bidirectional triode thyristor (VS) is executive component.Electric source line interface, step-down rectifying circuit, gate input interface, delay control circuit, transmission/lockout circuit, bistable switching circuit, manual circuit, executive component and loading interfaces are arranged on the circuit board, circuit board is installed in the switch enclosure, and the button of push-button switch (SB) exposes switch panel.

The electric connecting mode of the present embodiment is: the neutral line interface of 220V AC power (N ＇) is connected to the 1st end of buffer resistance (R1), the 2nd end of buffer resistance (R1) is connected to the 1st end of decompression capacitor (C1), the 2nd end of decompression capacitor (C1) is connected to the negative electrode of the first rectifier diode (VD1) and the anode of the second rectifier diode (VD2), the phase line interface (L) of 220V AC power is connected to the anode of ground wire and the first rectifier diode (VD1), the negative electrode of the second rectifier diode (VD2) is connected to the positive pole of filtering capacitor (C2) and the positive pole of voltage-stabiliser tube (VD3), the negative pole of the negative pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3) is connected to ground wire, the negative electrode of the second rectifier diode (VD2), consist of dc supply (V+) after connecting between the positive pole of the positive pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3); Gate input interface a(j1 ＇) is connected to dc supply (V+), gate input interface b(j2 ＇) is connected to the first the 1st end that is close to road resistance (R3), the 1st input of NAND gate circuit (IC1), the first the 2nd end that is close to road resistance (R3) is connected to ground wire, the 2nd input of NAND gate circuit (IC1) is connected to the 1st end of time delay resistance (R2), discharge the anode of diode (VD4) and the positive pole of delay capacitor (C3), the negative pole of delay capacitor (C3) is connected to ground wire, the output of NAND gate circuit (IC1) is connected to the anode of the first isolating diode (VD5), the negative electrode of the first isolating diode (VD5) is connected to the 1st end of photo resistance (GR), second is close to the 1st end of road resistance (R4) and the input of the first not circuit (IC2), the 2nd end of photo resistance (GR) is connected to dc supply (V+), the second the 2nd end that is close to road resistance (R4) is connected to ground wire, the output of the first not circuit (IC2) is connected to the anode of the second isolating diode (VD6), and the negative electrode of the second isolating diode (VD6) is connected to the input of the second not circuit (IC3); Dynamic circuit connector the 2nd contact (s2) of push-button switch (SB) is connected to the input of the second not circuit (IC3), the output of the second not circuit (IC3) is connected to the 1st end of level conversion resistance (R6), the 2nd end of time delay resistance (R2), discharge the negative electrode of diode (VD4) and the input of the 3rd not circuit (IC4), the 2nd end of level conversion resistance (R6) is connected to the positive pole of level conversion capacitor (C4) and dynamic circuit connector the 1st contact (s1) of push-button switch (SB), the negative pole of level conversion capacitor (C4) is connected to ground wire, the output of the 3rd not circuit (IC4) is connected to the 1st end of feedback resistance (R5) and drives the 1st end of resistance (R7), the 2nd end of feedback resistance (R5) is connected to the input of the second not circuit (IC3), the 2nd end that drives resistance (R7) is connected to the control utmost point of bidirectional triode thyristor (VS), the negative electrode of bidirectional triode thyristor (VS) is connected to ground wire, and the anodic bonding of bidirectional triode thyristor (VS) is to loading interfaces (L ＇).In the present embodiment, many ground push-button switch interface a(s1 ＇ is arranged) and dynamic circuit connector the 1st contact (s1) of push-button switch (SB) be electrically connected, many ground push-button switch interface b(s2 ＇ is arranged) and dynamic circuit connector the 2nd contact (s2) of push-button switch (SB) be electrically connected.

In the present embodiment, the first rectifier diode (VD1), the second rectifier diode (VD2), select the 1N4007 silicon rectifier diode, voltage-stabiliser tube (VD3) is selected the 12V/0.5W silicon voltage regulator diode, discharges diode (VD4), the first isolating diode (VD5) and the second isolating diode (VD6) and selects the 1N4004 silicon rectifier diode; Dropping resistor (R1) is selected 10K Ω/2W carbon film resistor, time delay resistance (R2) is selected 1.5M Ω/0.25W carbon film resistor, first is close to road resistance (R3) selects 300K Ω/0.25W carbon film resistor, second is close to road resistance (R4) selects 500K Ω/0.25W carbon film resistor, feedback resistance (R5) is selected 100K Ω/0.25W carbon film resistor, level conversion resistance (R6) is selected 10K Ω/0.25W carbon film resistor, drive resistance (R7) and select 2K Ω/0.5W carbon film resistor, the MG45-1 photo-resistor is selected in photo resistance (GR); Filtering capacitor (C2) is selected the 100uF/25V electrolytic capacitor, and delay capacitor (C3) is selected the 10uF/25V electrolytic capacitor, and level conversion capacitor (C4) is selected the 0.1uF/25V monolithic capacitor; Bidirectional triode thyristor (VS) is selected 3A/600V plastic packaging bidirectional triode thyristor; Dry reed switch (JK) is selected JAG-3 normally closed type tongue tube, and push-button switch (SB) is selected the KJJ011 key switch; NAND gate circuit (IC1), the first not circuit (IC2), the second not circuit (IC3) and the 3rd not circuit (IC4) share the cmos digital integrated circuit of CC4011 42 input nand gates, wherein set of circuits (IC1) still uses by the NAND gate function, every group of 2 input of three groups reconfiguration in parallel becomes not gate to use in addition, and the vdd terminal of CC4011 42 input nand gates is connected to dc supply (V+).The present embodiment is when using, above-mentioned electronic component and push-button switch (SB) are installed in the circuit board, dry reed switch (JK) is arranged in the gating element box (II), the gate input interface a(j1 ＇ that dynamic circuit breaker the 1st contact (j 1) of dry reed switch (JK) and dynamic circuit breaker the 2nd contact (j2) are wired to respectively wiring board) and gate input interface b(j2 ＇) on, wiring board is installed in the switch enclosure (VII), switch enclosure (VII) is installed on the switch panel (IV), make the manual switch button (VI) of push-button switch (SB) expose switch panel (IV), switch panel (IV) is opened a light inlet window (V) at the light receiving area of photo resistance (GR), light inlet window (V) adopts the sealing of transparent hard plastic sheet, makes light can see through fenestella and shines photo resistance (GR); Switch is installed on the wall in entrance hall, gating element box (II) is installed on the doorframe, at door a magnet is set again, make magnet at closing time near gating element box (II), the phase line of 220V AC power is connected to interface (L), the neutral line of 220V AC power is connected to interface (N ＇), and loading interfaces (L ＇) is connected to an end of illuminating lamp (RL), and the other end of illuminating lamp (RL) is connected to the neutral line (N) of 220V AC power.When door was shut, the magnetic force of magnet disconnected the break contact of dry reed switch (JK), and switch can not move and turn on light, when opening the door night, magnet on the door is away from gating element box (II), makes the break contact of dry reed switch (JK) closed, and switch will move the illumination of turning on light; Can turn on light or turn off the light by the manual switch key of operation (VI) indoor people.When needs in the parlor, during the ground such as door mouth console switch, can be in the parlor, the wall on the ground such as door mouth installs key panel, two contacts of button are connected respectively to many ground push-button switch interface a(s1 ＇ of switch) and push-button switch interface b(s2 ＇ how) on, just can realize many ground manual mode operation.

Claims

1. entrance hall manual switch, comprise switching circuit, it is characterized in that switch is comprised of panel (IV), switch enclosure (VII) and gating element box (II), switch enclosure (VII) is installed on the panel (IV), in the switch enclosure (VII) switching circuit is arranged, gating element box (II) separates setting with switch enclosure (VII), and dry reed switch (JK) is arranged in the gating element box (II), and dry reed switch (JK) is wired to switching circuit; Switching circuit mainly is comprised of electric source line interface, step-down rectifying circuit, gate input interface, delay control circuit, light-dependent control element, transmission/lockout circuit, bistable switching circuit, manual circuit, executive component and loading interfaces, wherein, consist of step-down rectifying circuit by decompression capacitor (C1), the first rectifier diode (VD1), the second rectifier diode (VD2), filtering capacitor (C2) and voltage-stabiliser tube (VD3); Consist of delay control circuit by time delay resistance (R2) and delay capacitor (C3); Light-dependent control element is photo resistance (GR); NAND gate circuit (IC1), the first isolating diode (VD5), the first not circuit (IC2) and the second isolating diode (VD6) consist of transmission/lockout circuit; Consist of bistable switching circuit by the second not circuit (IC3), the 3rd not circuit (IC4) and feedback resistance (R5); Consist of manual circuit by push-button switch (SB), level conversion resistance (R6) and level conversion capacitor (C4); Bidirectional triode thyristor (VS) is executive component; The connected mode of switching circuit is:

The neutral line interface of 220V AC power (N ＇) is connected to the 1st end of decompression capacitor (C1), the phase line interface (L) of 220V AC power is connected to ground wire, the 2nd end of decompression capacitor (C1) is connected to the negative electrode of the first rectifier diode (VD1) and the anode of the second rectifier diode (VD2), the anodic bonding of the first rectifier diode (VD1) is to ground wire, the negative electrode of the second rectifier diode (VD2) is connected to the positive pole of filtering capacitor (C2) and the positive pole of voltage-stabiliser tube (VD3), the negative pole of the negative pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3) is connected to ground wire, the negative electrode of the second rectifier diode (VD2), consist of dc supply (V+) after connecting between the positive pole of the positive pole of filtering capacitor (C2) and voltage-stabiliser tube (VD3);

Gate input interface a(j1 ＇) is connected to dc supply (V+), gate input interface b(j2 ＇) is connected to the 1st input of NAND gate circuit (IC1), the 2nd input of NAND gate circuit (IC1) is connected to the 1st end of time delay resistance (R2) and the positive pole of delay capacitor (C3), the negative pole of delay capacitor (C3) is connected to ground wire, the output of NAND gate circuit (IC1) is connected to the anode of the first isolating diode (VD5), the negative electrode of the first isolating diode (VD5) is connected to the 1st end of photo resistance (GR), second is close to the 1st end of road resistance (R4) and the input of the first not circuit (IC2), the 2nd end of photo resistance (GR) is connected to dc supply (V+), the second the 2nd end that is close to road resistance (R4) is connected to ground wire, the output of the first not circuit (IC2) is connected to the anode of the second isolating diode (VD6), and the negative electrode of the second isolating diode (VD6) is connected to the input of the second not circuit (IC3);

Dynamic circuit connector the 2nd contact (s2) of push-button switch (SB) is connected to the input of the second not circuit (IC3), the output of the second not circuit (IC3) is connected to the 1st end of level conversion resistance (R6), the input of the 2nd end of time delay resistance (R2) and the 3rd not circuit (IC4), the 2nd end of level conversion resistance (R6) is connected to the positive pole of level conversion capacitor (C4) and dynamic circuit connector the 1st contact (s1) of push-button switch (SB), the negative pole of level conversion capacitor (C4) is connected to ground wire, the output of the 3rd not circuit (IC4) is connected to the control utmost point of bidirectional triode thyristor (VS) and the 1st end of feedback resistance (R5), the 2nd end of feedback resistance (R5) is connected to the input of the second not circuit (IC3), the negative electrode of bidirectional triode thyristor (VS) is connected to ground wire, and the anodic bonding of bidirectional triode thyristor (VS) is to loading interfaces (L ＇).

2. a kind of entrance hall according to claim 1 manual switch, (R1) is connected between the 1st end of the neutral line interface (N ＇) of 220V AC power and decompression capacitor (C1) to it is characterized in that buffer resistance is arranged.

3. a kind of entrance hall according to claim 1 manual switch is characterized in that the 1st input in NAND gate circuit (IC1) has first to be close to road resistance (R3) and to be connected to ground wire.

4. a kind of entrance hall according to claim 1 manual switch, it is characterized in that having release diode (VD4) to be connected in parallel on the time delay resistance (R2), discharge the anodic bonding of diode (VD4) at the 1st end of time delay resistance (R2) and the positive pole of delay capacitor (C3), the negative electrode that discharges diode (VD4) is connected to the 2nd end of time delay resistance (R2) and the output of the second not circuit (IC3).

5. a kind of entrance hall according to claim 1 manual switch is characterized in that between the control utmost point of the output of the 3rd not circuit (IC4) and bidirectional triode thyristor (VS) driving resistance (R7) being arranged.

6. a kind of entrance hall according to claim 1 manual switch, it is characterized in that NAND gate circuit (IC1), the first not circuit (IC2), the second not circuit (IC3) and the 3rd not circuit (IC4) select the cmos digital integrated circuit, the working power end of cmos digital integrated circuit is connected to dc supply (V+).

7. a kind of entrance hall according to claim 1 manual switch is characterized in that dynamic circuit breaker the 1st contact (j 1) of dry reed switch (JK) is connected to dc supply (V+) by gate input interface a (j1 ＇); Dynamic circuit breaker the 2nd contact (j2) of dry reed switch (JK) is by gate input interface b(j2 ＇) be connected to the 1st input of NAND gate circuit (IC1).

8. a kind of entrance hall according to claim 1 manual switch, it is characterized in that having many ground push-button switch interface a(s1 ＇) be electrically connected with dynamic circuit connector the 1st contact (s1) of push-button switch (SB), many ground push-button switch interface b(s2 ＇ is arranged) be electrically connected with dynamic circuit connector the 2nd contact (s2) of push-button switch (SB).