CN203570630U

CN203570630U - Automatic wall fan control device for restaurants

Info

Publication number: CN203570630U
Application number: CN201320789425.6U
Authority: CN
Inventors: 白树春
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-05
Filing date: 2013-12-05
Publication date: 2014-04-30
Anticipated expiration: 2023-12-05

Abstract

The utility model provides an automatic wall fan control device for restaurants, and belongs to the field of automatic control. The automatic wall fan control device for restaurants consists of a first power supply, a first probe, a time circuit, an emitting circuit, a second probe, a time delay circuit, a second power supply, a receiving circuit and a control circuit, wherein the first power supply, the first probe, the time circuit, the emitting circuit, the second probe and the time delay circuit are connected through conducting wires and are arranged in a small plastic box, the second power supply, the receiving circuit and the control circuit are connected through conducting wires and are arranged inside a wall fan. In the use process, the small plastic box provided with the first power supply, the first probe, the time circuit, the emitting circuit, the second probe and the time delay circuit is fixedly arranged at the back part of a chair, when a customer sits on the chair, under the effect of a relevant circuit, the wall fan positioned on the wall can be automatically switched on to work, and when the customer leaves the chair, the wall fan stops working. The automatic wall fan control device has the advantages that the use is convenient, and in addition, the goal of saving energy sources can be reached, so good application prospects are realized.

Description

Automatic wall fan control gear for restaurant

Technical field

The utility model relates to wall fan control mechanism, and when especially a kind of client is sitting on chair, wall fan can be opened automatically, and during client's egress of chair, wall fan can be closed automatically, reaches thus easy to use and automatic wall fan control gear for restaurant energy saving object.

Background technique

At present, known wall fan, is all by manually opening or closing power switch during use, uses inconvenience, after use, closes not in time, has the drawback of energy waste.

Model utility content

The utility model object is to overcome existing wall fan, during use, be all by manually opening or closing power switch, use inconvenience, after use, close not in time, have the drawback of energy waste, while providing a kind of client to be sitting on chair, wall fan can be opened automatically, during client's egress of chair, wall fan can be closed automatically, reaches thus easy to use and automatic wall fan control gear for restaurant energy saving object.

The purpose of this utility model is achieved in that

Automatic wall fan control gear for restaurant, it is characterized in that being formed by the first power supply, the first probe, time circuit, emitting circuit, the second probe, delay circuit, second source, receiving circuit and control circuit, the first power supply, the first probe, time circuit, emitting circuit, the second probe are connected by wire with delay circuit and are arranged in a small plastic box, and second source, receiving circuit and control circuit are connected by wire and are arranged on wall fan inside.

The first described power supply is comprised of four No.5 cells and small power supply switch, connects therebetween by wire.

The first described probe is comprised of adjustable resistance, photodiode, NPN triode, resistance and controllable silicon, by wire, connect therebetween, adjustable resistance one end, NPN transistor collector and controllable silicon anodic bonding, the adjustable resistance the other end, photodiode negative pole and NPN transistor base are connected, NPN transistor emitter is connected with the SCR control utmost point through resistance, when photodiode is arranged on small plastic box inside, the receiving surface of photodiode exposes at small plastic box outside.

Described time circuit is by resistance, transwitch diode, electrochemical capacitor, relay, NPN triode and time-base integrated circuit form, by wire, connect therebetween, resistance has two, resistance one end wherein, transwitch diode cathode, another resistance one end, 4 of relay one power input and time-base integrated circuit, 8 pin connect, transwitch diode cathode, another resistance the other end, 2 of electrochemical capacitor positive pole and time-base integrated circuit, 6 pin connect, 3 pin of NPN transistor base and time-base integrated circuit are connected, another power input of NPN transistor collector and relay is connected, the resistance the other end wherein, electrochemical capacitor negative pole, 1 pin of NPN transistor emitter and time-base integrated circuit is connected.

Described emitting circuit is commercially available Wireless remote control board finished product, and Wireless remote control board finished product is furnished with the reserve battery that a voltage is 12V, and there is coding circuit Wireless remote control board finished product inside, while using in order to avoid a plurality of, interferes with each other simultaneously.

The second described probe is by NPN triode, photoresistor, electrochemical capacitor and relay form, by wire, connect therebetween, NPN triode has two, a NPN transistor collector wherein, another NPN transistor base is connected with electrochemical capacitor is anodal, wherein a NPN transistor base is connected with photoresistor one end, a NPN transistor emitter wherein, the photoresistor the other end is connected with relay one power input, another another power input of NPN transistor collector and relay is connected, another NPN transistor emitter is connected with electrochemical capacitor negative pole, when photoresistor is arranged on small plastic box inside, the receiving surface of photoresistor exposes at small plastic box outside.

Described delay circuit is by resistance, electrochemical capacitor, NPN triode and relay form, by wire, connect therebetween, resistance and NPN triode respectively have two, wherein a resistance one end is connected with relay one power input, the resistance the other end wherein, another resistance one end is connected with electrochemical capacitor is anodal, another resistance the other end is connected with a NPN transistor base wherein, a NPN transistor collector wherein, another another power input of NPN transistor collector and relay is connected, wherein a NPN transistor emitter is connected with another NPN transistor base, electrochemical capacitor negative pole is connected with another NPN transistor emitter.

Described second source by power transformer, silicon rectifier diode, electrochemical capacitor, ceramic disc capacitor and three ends fixedly output voltage stabilizer form, by wire, connect therebetween.

Described receiving circuit is comprised of wireless receiving circuit plate, resistance and NPN triode, connects therebetween by wire, and wireless receiving circuit intralamellar part has the coding identical with commercially available Wireless remote control board finished product.

Described control circuit is a relay.

The small plastic box that the first power supply, the first probe, time circuit, emitting circuit, the second probe and delay circuit are installed when the utility model is used is fixed on chair rear portion; When having client to be sitting on chair, client back can cover the receiving surface of the first probe photodiode and the second probe photoresistor, and under interlock circuit effect, emitting circuit is launched wireless signal; When being positioned at the inner receiving circuit of wall fan, receive after wireless signal, control circuit can be connected the working power of wall fan, makes wall fan work; When client's egress of chair, under interlock circuit effect, wall fan can be closed automatically.Easy to use owing to the utlity model has, and can reach the object of energy saving, so the application prospect having had.

Accompanying drawing explanation

Fig. 1 is the utility model structured flowchart; Fig. 2 is the circuit diagram of the utility model the first power supply, the first probe, time circuit, emitting circuit, the second probe and delay circuit; Fig. 3 is the circuit diagram between the utility model second source, receiving circuit, control circuit and wall fan motor internal.

Embodiment

Shown in Fig. 1, automatic wall fan control gear for restaurant, by the first power supply, the first probe, time circuit, emitting circuit, the second probe, delay circuit, second source, receiving circuit and control circuit, formed, the first power supply, the first probe, time circuit, emitting circuit, the second probe are connected by wire with delay circuit and are arranged in a small plastic box, and second source, receiving circuit and control circuit are connected by wire and are arranged on wall fan inside.The first power supply is comprised of four No.5 cells and small power supply switch, connects therebetween by wire.The first probe is comprised of adjustable resistance, photodiode, NPN triode, resistance and controllable silicon, by wire, connect therebetween, adjustable resistance one end, NPN transistor collector and controllable silicon anodic bonding, the adjustable resistance the other end, photodiode negative pole and NPN transistor base are connected, NPN transistor emitter is connected with the SCR control utmost point through resistance, when photodiode is arranged on small plastic box inside, the receiving surface of photodiode exposes at small plastic box outside.Time circuit is by resistance, transwitch diode, electrochemical capacitor, relay, NPN triode and time-base integrated circuit form, by wire, connect therebetween, resistance has two, resistance one end wherein, transwitch diode cathode, another resistance one end, 4 of relay one power input and time-base integrated circuit, 8 pin connect, transwitch diode cathode, another resistance the other end, 2 of electrochemical capacitor positive pole and time-base integrated circuit, 6 pin connect, 3 pin of NPN transistor base and time-base integrated circuit are connected, another power input of NPN transistor collector and relay is connected, the resistance the other end wherein, electrochemical capacitor negative pole, 1 pin of NPN transistor emitter and time-base integrated circuit is connected.Emitting circuit is commercially available Wireless remote control board finished product, and Wireless remote control board finished product is furnished with the reserve battery that a voltage is 12V, and there is coding circuit Wireless remote control board finished product inside, while using in order to avoid a plurality of, interferes with each other simultaneously.The second probe is by NPN triode, photoresistor, electrochemical capacitor and relay form, by wire, connect therebetween, NPN triode has two, a NPN transistor collector wherein, another NPN transistor base is connected with electrochemical capacitor is anodal, wherein a NPN transistor base is connected with photoresistor one end, a NPN transistor emitter wherein, the photoresistor the other end is connected with relay one power input, another another power input of NPN transistor collector and relay is connected, another NPN transistor emitter is connected with electrochemical capacitor negative pole, when photoresistor is arranged on small plastic box inside, the receiving surface of photoresistor exposes at small plastic box outside.Delay circuit is by resistance, electrochemical capacitor, NPN triode and relay form, by wire, connect therebetween, resistance and NPN triode respectively have two, wherein a resistance one end is connected with relay one power input, the resistance the other end wherein, another resistance one end is connected with electrochemical capacitor is anodal, another resistance the other end is connected with a NPN transistor base wherein, a NPN transistor collector wherein, another another power input of NPN transistor collector and relay is connected, wherein a NPN transistor emitter is connected with another NPN transistor base, electrochemical capacitor negative pole is connected with another NPN transistor emitter.Second source by power transformer, silicon rectifier diode, electrochemical capacitor, ceramic disc capacitor and three ends fixedly output voltage stabilizer form, by wire, connect therebetween.Receiving circuit is comprised of wireless receiving circuit plate, resistance and NPN triode, connects therebetween by wire, and wireless receiving circuit intralamellar part has the coding identical with commercially available Wireless remote control board finished product.Control circuit is a relay.

Below in conjunction with Fig. 2 and Fig. 3, use principle of the present utility model is described further:

Shown in Fig. 2, by four No.5 cell G and small power supply switch S, form the first power supply; By adjustable resistance RP, photodiode VD1, NPN triode VT1, resistance R 1 and controllable silicon VS form the first probe; By resistance R 2, R3, transwitch diode VD2, electrochemical capacitor C1, relay K 1, NPN triode VT2 and time-base integrated circuit A1 makeup time circuit; Wireless remote control board finished product A2 is emitting circuit, and Wireless remote control board finished product A2 is furnished with the reserve battery that a voltage is 12V, and FS is the Closing Switch on Wireless remote control board finished product A2, and GB is the closing switch on Wireless remote control board finished product A2; By NPN triode VT3, VT4, photoresistor RL, electrochemical capacitor C2 and relay K 2 form the second probe; By resistance R 4, R5, electrochemical capacitor C3, NPN triode VT5, VT6 and relay K 3 form delay circuit.Shown in Fig. 3, by power transformer T, silicon rectifier diode VD3, VD4, VD5, VD6, electrochemical capacitor C4, ceramic disc capacitor C5, C6 and three ends fixedly output voltage stabilizer A3 form second source; By wireless receiving circuit plate A4, resistance R 6 and NPN triode VT7 form receiving circuit; Relay K 4 is control circuits; M is the motor of wall fan inside.In Fig. 2, the power supplys of four No.5 cell G output, enter subsequent conditioning circuit through two normally-closed contacts of relay K 3, open after small power supply switch S, and working power obtains electric in holding state from the subsequent conditioning circuit of two normally-closed contacts inputs of relay K 3; Due to being installed, the small plastic box of the first power supply, the first probe, time circuit, emitting circuit, the second probe and delay circuit is fixed on chair rear portion, when the photodiode VD1 of the first probe is arranged on small plastic box inside, the receiving surface of photodiode VD1 exposes at small plastic box outside, therefore, when having client to be sitting on chair, client back can cover the receiving surface of photodiode VD1; When having illumination, photodiode VD1 is subject to illumination to be low resistance, NPN triode VT1 is in cut-off state, when there being client to be sitting on chair, after the receiving surface of photodiode VD1 is covered, photodiode VD1 is unglazed, and photograph is high value of resistance, so, NPN triode VT1 obtains suitable bias current conducting, and then, controllable silicon VS is triggered; After controllable silicon VS is triggered, the power supply of four No.5 cell G outputs charges to electrochemical capacitor C1 through resistance R 3, while just starting, the 2nd pin of time-base integrated circuit A1 is low potential, time-base integrated circuit A1 set makes its 3rd pin output high petential, the high petential of output enters relay K 1 feeder ear through NPN triode VT2 power amplification, so it is closed that relay K 1 obtains two normally opened contact of electric adhesive; Cross after approximately 3 seconds, the upper terminal potential (being time-base integrated circuit A1 the 6th pin current potential) of electrochemical capacitor C1 rises to three of power supply/bis-o'clock, time-base integrated circuit A1 is reset, and its 3rd pin output low potential, so no longer two normally opened contact disconnection of adhesive of relay K 1 dead electricity; Due to, Closing Switch FS on Wireless remote control board finished product A2, two of its lower ends normally opened contact is connected with two normally opened contacts of wire and relay K 1 in advance, so, in relay K 1, obtain in 3 seconds of two normally opened contact closure of electric adhesive, the Closing Switch FS on Wireless remote control board finished product A2, two of its lower ends normally opened contact will be communicated with, so Wireless remote control board finished product A2 will launch wireless closure signal.In Fig. 3, after the input of 220V ac power supply, 220V ac power supply drops to 12V ac power supply in the effect of power transformer T, through silicon rectifier diode VD3, VD4, VD5, VD6 rectification, electrochemical capacitor C4 filtering is converted to DC electrical source, through the filtered DC electrical source of electrochemical capacitor C4, enter fixedly output voltage stabilizer A3 of three ends, so, three ends are the 5V DC electrical source of the 3rd pin stable output of output voltage stabilizer A3 fixedly, the effect of ceramic disc capacitor C5 is the ripple characteristics that improves power supply, and the effect of ceramic disc capacitor C6 is the transient response of improving load, three ends fixedly the 3rd pin of output voltage stabilizer A3 are exported after 5V DC electrical source, and wireless receiving circuit plate A4 obtains electric in holding state, when the Wireless remote control board finished product A2 of Fig. 2 launches after wireless closure signal, at this moment, wireless receiving circuit plate A4 can receive wireless closure signal, so, the 5th pin output high petential of wireless receiving circuit plate A4, the high petential of output is through resistance R 6 current limlitings, NPN triode VT7 power amplification enters relay K 4 feeder ears, then, it is closed that relay K 4 obtains two normally opened contact of electric adhesive, due to, one utmost point of the 220V ac power input end of wall fan motor internal M is through 4 two normally opened contact inputs of relay K, so, relay K 4 obtains after two normally opened contact closure of electric adhesive, wall fan motor internal M will obtain electric operation.In Fig. 2, at NPN triode VT1, obtain that suitable bias current conducting, controllable silicon VS are triggered, when Wireless remote control board finished product A2 launches wireless closure signal, by NPN triode VT3, VT4, the second probe that photoresistor RL, electrochemical capacitor C2 and relay K 2 form can obtain electric in running order; While being arranged on small plastic box inside due to photoresistor RL, the receiving surface of photoresistor RL exposes at small plastic box outside, therefore, when having client to be sitting on chair, client back can cover the receiving surface of photoresistor RL, and when unglazed photograph, photoresistor RL is subject to illumination to be high value of resistance, NPN triode VT3 is in cut-off state, when there being client's egress of chair, light impinges upon after the receiving surface of photoresistor RL, and the resistance of photoresistor RL declines rapidly, so NPN triode VT3 enters on state; After NPN triode VT3 conducting, through NPN triode VT4 power amplification, it is closed that relay K 2 obtains two normally opened contact of electric adhesive; Due to, closing switch GB on Wireless remote control board finished product A2, two of its lower ends normally opened contact is connected with two normally opened contacts of wire and relay K 2 in advance, so, in relay K 2, obtain after two normally opened contact closure of electric adhesive, the closing switch GB on Wireless remote control board finished product A2, two of its lower ends normally opened contact will be communicated with, so Wireless remote control board finished product A2 will launch wireless shutdown signal.In Fig. 3, when the Wireless remote control board finished product A2 of Fig. 2 launches after wireless shutdown signal, at this moment, wireless receiving circuit plate A4 can receive wireless shutdown signal, then, the 5th pin output low potential of wireless receiving circuit plate A4, relay K 4 dead electricity no longer two normally opened contact of adhesive disconnect, due to, one utmost point of the 220V ac power input end of wall fan motor internal M is through 4 two normally opened contact inputs of relay K, so relay K 4 dead electricity are after no longer two normally opened contact of adhesive disconnects, wall fan motor internal M will dead electricity shut down.In Fig. 2, when NPN triode, VT3 enters after on state, and the power supply of four No.5 cell G outputs can be through resistance R 4 to electrochemical capacitor C3 charging, after approximately 2 seconds of charging, NPN triode VT5, VT6 conducting in succession, disconnect so relay K 3 obtains two normally-closed contact of electric adhesive; Due to the subsequent conditioning circuit of working power through 3 two normally-closed contact inputs of relay K, its working power is that two normally-closed contacts through relay K 3 enter, so, relay K 3 obtains after two normally-closed contact disconnection of electric adhesive, and working power will be in power failure state through the subsequent conditioning circuit of 3 two normally-closed contacts inputs of relay K; Relay K 3 obtains after two normally-closed contact disconnection of electric adhesive, the power supply of four No.5 cell G outputs can not charge to electrochemical capacitor C3 through resistance R 4 again, and relay K 3 self, because the voltage filling on electrochemical capacitor C3 can maintain the continuation conducting of NPN triode VT5, VT6, so can continue to obtain electric adhesive, cross after approximately 2 seconds, the lower voltage filling on electrochemical capacitor C3 is to can not maintain NPN triode VT5, VT6 and continue conducting time, and relay K 3 is just understood dead electricity and disconnected two normally-closed contact and can be communicated with again; Like this, working power can obtain again electric in holding state through the subsequent conditioning circuit of 3 two normally-closed contacts of relay K input, for lower task ready.Through above effect, the utility model after small power supply switch S is opened, when having client to be sitting on chair, Wireless remote control board finished product A2 can launch 3 second wireless closure signal, under interlock circuit effect, wall fan motor internal M will obtain electric operation; After client's egress of chair, Wireless remote control board finished product A2 can launch wireless shutdown signal, so wall fan motor internal M dead electricity shuts down, crosses after approximately 4 seconds, and whole circuit is got back to original state, for next client's arrival is prepared.

In Fig. 2, adjustable resistance RP specification is 150K, and resistance R 1 specification is 1K, and resistance R 2 specifications are 2K, and resistance R 3 specifications are 1M, and resistance R 4 specifications are that 1K, resistance R 5 specifications are 470K; Photodiode VD1 is 2CU type photodiode, and photoresistor RL model is MD45; NPN triode VT1 model is that 9014, NPN triode VT2, VT3, VT4, VT5, VT6 model are 9013; Controllable silicon VS is MCR100-1 shape envelope one-way SCR; Transwitch diode VD2 model is 1N4148; Electrochemical capacitor C1 model is 2.2UF/50V, and electrochemical capacitor C2 model is 47UF/50V, and electrochemical capacitor C3 model is 4.7UF/50V; Relay K 1, K2 are OMRONG6L/1P/5VDC type subminiature relaies, and relay K 3 is JRC/21F/YG4100/DC5V type miniature relays; Time-base integrated circuit A1 model is HA17555, and Wireless remote control board finished product A2 is commercially available ZYO300/A72 type finished product Wireless remote control plate.In Fig. 3, power transformer is 220V/12V/3W T-shaped number, and silicon rectifier diode VD3, VD4, VD5, VD6 model are 1N4001; Electrochemical capacitor C4 model is 470UF/25V, and ceramic disc capacitor C5 model is 0.33UF, and ceramic disc capacitor C6 model is 0.1UF; Resistance R 6 specifications are 1K; NPN triode VT7 model is 9013; Relay K 4 is JZC/23F/YG4123/DC5V type relays; Three ends fixedly output voltage stabilizer A3 model are 7805; Wireless receiving circuit plate A4 is the commercially available wireless receiving circuit board finished product that matches with ZYO300/A72 type finished product Wireless remote control plate and use.

Claims

1. automatic wall fan control gear for restaurant, it is characterized in that being formed by the first power supply, the first probe, time circuit, emitting circuit, the second probe, delay circuit, second source, receiving circuit and control circuit, the first power supply, the first probe, time circuit, emitting circuit, the second probe are connected by wire with delay circuit and are arranged in a small plastic box, and second source, receiving circuit and control circuit are connected by wire and are arranged on wall fan inside.

2. automatic wall fan control gear for restaurant according to claim 1, it is characterized in that the first probe is comprised of adjustable resistance, photodiode, NPN triode, resistance and controllable silicon, by wire, connect therebetween, adjustable resistance one end, NPN transistor collector and controllable silicon anodic bonding, the adjustable resistance the other end, photodiode negative pole and NPN transistor base are connected, NPN transistor emitter is connected with the SCR control utmost point through resistance, when photodiode is arranged on small plastic box inside, the receiving surface of photodiode exposes at small plastic box outside.

3. automatic wall fan control gear for restaurant according to claim 1, it is characterized in that time circuit is by resistance, transwitch diode, electrochemical capacitor, relay, NPN triode and time-base integrated circuit form, by wire, connect therebetween, resistance has two, resistance one end wherein, transwitch diode cathode, another resistance one end, 4 of relay one power input and time-base integrated circuit, 8 pin connect, transwitch diode cathode, another resistance the other end, 2 of electrochemical capacitor positive pole and time-base integrated circuit, 6 pin connect, 3 pin of NPN transistor base and time-base integrated circuit are connected, another power input of NPN transistor collector and relay is connected, the resistance the other end wherein, electrochemical capacitor negative pole, 1 pin of NPN transistor emitter and time-base integrated circuit is connected.

4. automatic wall fan control gear for restaurant according to claim 1, it is characterized in that the second probe is by NPN triode, photoresistor, electrochemical capacitor and relay form, by wire, connect therebetween, NPN triode has two, a NPN transistor collector wherein, another NPN transistor base is connected with electrochemical capacitor is anodal, wherein a NPN transistor base is connected with photoresistor one end, a NPN transistor emitter wherein, the photoresistor the other end is connected with relay one power input, another another power input of NPN transistor collector and relay is connected, another NPN transistor emitter is connected with electrochemical capacitor negative pole, when photoresistor is arranged on small plastic box inside, the receiving surface of photoresistor exposes at small plastic box outside.

5. automatic wall fan control gear for restaurant according to claim 1, it is characterized in that delay circuit is by resistance, electrochemical capacitor, NPN triode and relay form, by wire, connect therebetween, resistance and NPN triode respectively have two, wherein a resistance one end is connected with relay one power input, the resistance the other end wherein, another resistance one end is connected with electrochemical capacitor is anodal, another resistance the other end is connected with a NPN transistor base wherein, a NPN transistor collector wherein, another another power input of NPN transistor collector and relay is connected, wherein a NPN transistor emitter is connected with another NPN transistor base, electrochemical capacitor negative pole is connected with another NPN transistor emitter.