KR19990030418A - Gas valve and automatic power off device - Google Patents

Abstract

The present invention locks the door lock when the gas is supplied to a gas stove, a gas boiler or the like, or when the user inadvertently forgets to lock the gas valve or goes out without turning off the power of the electronic device while operating various electronic devices. According to the present invention relates to a gas valve and a power automatic shut-off device to automatically cut off the power of the gas valve and the electronic device.

To this end, the present invention is provided with a micro switch that is connected when the gas is supplied, and the valve is closed by the drive of the motor and integrally formed therein, the inside of the lock moves forward and backward when the key is leaked. The first flow piece is installed, the first and second contact terminals which are in contact with the first flow piece at regular intervals are installed, one side of the first contact terminal is a first power supply for supplying driving power to the motor A side of the second contact terminal is connected to one end of the micro switch, respectively, and the first power supply and the other end of the micro switch are characterized in that a motor for closing the valve is connected.

Another feature of the present invention is that the first flow piece which is moved forward and backward when the key is leaked is installed in the lock, the first and second contact terminals which are contacted at regular intervals with the first flow piece is installed, 2 A wireless transmitter for wirelessly transmitting a power interruption signal is connected to one side of the contact terminal, and a first power terminal for supplying driving power to the wireless transmitter is connected to the first contact terminal, and is installed inside a multi-conductor and transmitted from the wireless transmitter. A wireless receiving unit is provided to receive a signal and drives a relay according to the signal. A plurality of electronic devices are connected to one end of the relay switch in which contact is changed by the relay driving, and an AC is connected to the other end of the relay switch. 110-220V is applied.

Description

Gas valve and automatic power off device

The present invention relates to a gas valve and an automatic power shut-off device, and more particularly, to supply gas to a gas stove, a gas boiler or the like, or inadvertently forget the locking operation of the gas valve while operating various electronic devices, The present invention relates to a gas valve and a power automatic shut-off device that can automatically cut off the power of an electronic device and an auto shut off of a gas valve according to a lock state of a door lock when going out without turning off the power of the electronic device.

In general, as the society develops, gas accidents that occur along with convenience of life are mainly caused by carelessness of the user.A typical example of this is due to carelessness in the state where people put food and food in the microwave and burn gas. This is a case where the gas is going out while it is burning, and in such a situation, it is not only a case of losing valuable lives and property directly related to the fire, but also having to check it several times because of anxiety about whether the gas is always shut off when going out. There are many difficulties.

In addition, when the user goes out without inadvertently turning off the power while operating various electronic devices such as a TV or an electric stove, it causes energy loss and fire due to leakage current.

The present invention is installed in the gas valve, multi-outlet, the critical parts of the track and the door lock to solve the above problems, to supply gas to the stove, gas boiler, etc. in the state of operating various electronic devices When you go out, you can automatically shut off the gas supply according to the lock status of the door lock, and automatically cut off the power of the electronic devices. It is an object of the present invention to provide a gas valve and a power automatic shut-off device to prevent the.

The present invention for realizing the above object is provided with a micro switch connected when the gas is supplied, the gas valve is closed by the drive of the motor and integrally formed therein, inside the lock when the key is leaked A first flow piece which is moved forwards and backwards is installed, and first and second contact terminals contacting the first flow piece at regular intervals are installed. One side of the first contact terminal provides driving power to the motor. The first power supply unit to be supplied is connected to one end of the micro switch to one side of the second contact terminal, and a motor for closing the valve is connected to the other end of the first power supply unit and the micro switch.

Another feature of the present invention is that the first flow piece which is moved forward and backward when the key is leaked is installed in the lock, the first and second contact terminals which are contacted at regular intervals with the first flow piece is installed, 2 A wireless transmitter for wirelessly transmitting a power interruption signal is connected to one side of the contact terminal, and a first power terminal for supplying driving power to the wireless transmitter is connected to the first contact terminal, and is installed inside a multi-conductor and transmitted from the wireless transmitter. A wireless receiving unit is provided to receive a signal and drives a relay according to the signal. A plurality of electronic devices are connected to one end of the relay switch in which contact is changed by the relay driving, and an AC is connected to the other end of the relay switch. 110-220V is applied.

1 is an exemplary diagram of a wired method in an automatic gas shutoff device according to the present invention.

2 is a cross-sectional view showing an operating state of the lock according to the present invention.

3 is a micro switch, a motor, a valve applied to the present invention is integrally coupled

Front view of the gas valve.

Figure 4 is another of the wired method in the automatic gas valve shutoff device according to the invention

Diagram.

5 is a block diagram of a wireless method in the automatic gas valve shutoff device according to the present invention.

Figure 6 is another of the wireless method in the automatic gas valve shutoff device according to the present invention

Illustrated diagram.

7 is a block diagram of an automatic power cut device according to the present invention.

8 is a built-in wireless receiver in the automatic power off device according to the present invention

Perspective view of the power strip.

<Explanation of symbols for main parts of drawing>

1: key 2: inlet

3: lock 4a, 4b: first and second flow pieces

5a to 5c: first to third contact terminals 6a and 6b: first and second springs

7 body 8: cock switch

11a, 11b: first and second power supply units 12: microswitch

13: motor 14: valve

15 gas valve 16 radio transmitter

17: wireless receiver 20: multi-outlet

RL: Relay

Hereinafter, described in detail by the accompanying drawings as follows.

1 is an exemplary view of a wired method in an automatic shutoff device for a domestic gas valve according to the present invention, and the valve 14 is driven by the micro switch 12 and the motor 13 connected when the gas is supplied. Is closed and the element is integrally provided therein with a gas valve (15), and inside the lock (3) there is a first flow that is moved back and forth upon exit of the key (1) through the inlet (2) The first and second contact terminals 5a and 5b are provided with pieces 4a and are in contact with the first flow pieces 4a at regular intervals from the first flow pieces 4a provided inside the lock 3. ) Is installed, one side of the first contact terminal 5a is connected to the first power supply portion 11a for supplying driving power to the motor 13, and one side of the second contact terminal 5b is supplied with gas. In the state of being connected to one side of the micro switch 12 to be connected, the other of the first power supply (11a) and the micro switch 12 However, there is connected to the motor 13.

Figure 2 is a cross-sectional view showing the operating state of the lock according to the present invention, as shown in (a) and (b) of Figure 2 inside the lock (3) when the key (1) through the inlet opening 2 The first flow piece 4a, which is moved forwards and backwards by the first spring 6a, is installed, and the first and second contact terminals 5a contacting the first flow piece 4a at regular intervals ( 5b) is fixedly installed.

3 is a front view of a gas valve in which a micro switch, a motor, and a valve are integrally coupled to the present invention.

In one embodiment of the wired method in the automatic gas valve automatic shutoff apparatus according to the present invention configured as described above, the user first opens the handle 15a of the gas valve 15 shown in FIG. When operating, the micro switch 12 installed inside is connected to the on state, and when the user does not lock the door from the outside, the first installed inside the lock 3 as shown in FIG. By maintaining the original state by the restoring force of the spring 6a, the first flow piece 4a is separated from the first and second contact terminals 5a and 5b.

Therefore, as shown in FIG. 1, the microswitch 12 is connected in an on state, but the first flow piece 4a and the first and second contact terminals 5a and 5b are separated from each other, so that the gas valve 15 The driving power is not applied to the motor 13, so that the driving is not performed.

On the other hand, when the gas is supplied by opening the handle 15a of the gas valve 15, that is, when the micro switch 12 is shorted, the user locks the key 1 to lock the door from the outside when the user goes out. When it flows into the inlet 2 of 3), as shown in (b) of FIG. 2, the 1st flow piece 4a is pressurized by the key 1, and the 1st, 2nd contact terminal 5a, 5b and As the contact is made, a closed circuit is formed by the first and second contact terminals 5a and 5b and the micro switch 12 as shown in FIG.

Therefore, due to the configuration of the closed circuit, the power output from the first power supply unit 11a is supplied to and operated by the motor 13 of the gas valve 15 so that the rotating shaft rotates by a predetermined angle, thereby connecting the valve 14 connected to the rotating shaft. ) Is interlocked to shut off the gas so that the user can prevent safety accidents such as fire.

Figure 4 is another example of the wired method in the automatic automatic shut off gas valve according to the present invention, it is configured to be attached to the padlock (3) already installed using the attached cock switch (8).

That is, the gas switch 15 is provided with a micro switch 12 which is contacted when the gas is supplied and the valve 14 is closed by the driving of the motor 13 and the element is integrally formed therein. In the outer side of the front of the lock 3, when the key 1 flows in, the contact is changed so that the attached cock switch 8 constituting the closed circuit is installed.

Here, the attachment type cock switch 8 is provided with a conductive third contact piece 5c on one side of the upper body 7 which is a nonconductor, and a second spring that is a nonconductor at a position corresponding to the third contact piece 5c. The second flow piece 4b, which is fixed by the 6b and is raised when the key 1 is inserted and is brought into contact with the third contact piece 5c, is installed, and the third contact piece 5c is attached to the motor 13. A first power supply 11a for supplying driving power is connected, and the second flow piece 4b is connected to one end of the micro switch 12 to be connected when gas is supplied, and the first power supply unit ( 11a) and the other end of the micro switch 12 are connected to the motor 13.

Another embodiment of the wired method in the automatic automatic shut off gas valve according to the present invention configured as described above, the user first to open the handle (15a) of the gas valve 15 shown in Figure 3 in a state that the gas is supplied In operation, the micro switch 12 installed inside is connected to the on state, and when the user does not lock the door from the outside, as shown in FIG. 4, the attached cock switch installed on the outside front of the lock 3 ( It is separated from the 2nd flow piece 4b and the 3rd contact terminal 5c by maintaining the original state by the restoring force of the 2nd spring 6b which is 8).

Therefore, although the micro switch 12 is connected in the on state, the second flow piece 4b and the third contact terminal 5c of the attachable cock switch 8 are separated from each other, so that the motor of the gas valve 15 The power output from the first power supply 11a is not applied to the 13, and thus the drive is not driven.

On the other hand, when the gas is supplied by opening the handle 15a of the gas valve 15, that is, the micro switch 12 is shorted, the user attaches the key 1 to lock the door from the outside when the user goes out. When the inside of the cock switch 8 is introduced, the second flow piece 4b is pressurized and lifted upward, thereby making contact with the third contact terminal 5c to make contact with the second flow piece 4b. The closed circuit is constituted by the terminal 5c and the micro switch 12.

Therefore, due to the configuration of the closed circuit, the power output from the first power supply unit 11a is supplied to and operated by the motor 13 of the gas valve 15 so that the rotating shaft rotates by a predetermined angle, thereby connecting the valve 14 connected to the rotating shaft. ) Is interlocked to shut off the gas so that the user can prevent safety accidents such as fire.

5 is an exemplary diagram of a wireless type in the automatic gas valve shutoff device according to the present invention, in which the valve 14 is driven by the micro switch 12 and the motor 13 connected when the gas is supplied. The gas valve 15 which is closed and the element is integrally formed therein is provided, and inside the lock 3, the first flow piece is moved forward and backward when the key 1 is discharged through the inlet 2 ( 4a) are installed, and first and second contact terminals 5a and 5b are provided to contact the first flow piece 4a at regular intervals from the first flow piece 4a. One side of the terminal 5b is connected to a wireless transmission unit 16 for wirelessly transmitting a valve cutoff signal, and the first contact terminal 5a is provided with a first power supply 11a for supplying driving power to the wireless transmission unit 16. Is connected.

In addition, the wireless receiver 17 is installed at a predetermined location indoors and receives a radio signal transmitted from the radio transmitter 16 and drives the relay RL according to the radio signal. The motor 13 for blocking the valve 14 is connected to one end of the relay switch SW, the contact of which is changed by the contact, and the micro-receiver connected between the wireless receiver 17 and the second power supply 11b at the time of gas supply. The switch 12 is connected.

In one embodiment of the wireless system according to the present invention configured as described above, when the user first opens the handle 15a of the gas valve 15 to operate in a state in which gas is supplied, the micro switch 12 installed therein is When connected in the on state, the power output from the second power supply 11b is applied to the wireless receiver 17 to be driven, but when the user does not lock the door from the outside, as shown in FIG. By maintaining the original state by the restoring force of the first spring 6a installed inside the lock 3, the first flow piece 4a is separated from the first and second contact terminals 5a and 5b, and the radio transmitter 16 Will not work.

Therefore, although the micro switch 12 is connected in the ON state, the gas shutoff signal cannot be received from the wireless transmitter 16, and thus the driving power is not applied to the motor 13 of the gas valve 15, so that the micro switch 12 is not driven.

On the other hand, when the gas is supplied by opening the handle 15a of the gas valve 15, that is, the micro switch 12 is short-circuited and the user locks the door from the outside when the user goes out while the wireless receiver 17 is operating. When the key 1 is introduced into the inlet 2 of the lock 3, the first flow piece 4a is pressed by the key 1 so as to contact the first and second contact terminals 5a and 5b. Since the power output from the first power supply unit 11a is applied to the wireless transmitter 16 through the first and second contact terminals 5a and 5b, the gas cutoff signal is wirelessly transmitted to the room. Will radiate.

At this time, the wireless receiver 17 installed in the room receives the radio signal transmitted from the radio transmitter 16, that is, the gas cutoff signal, and drives the relay RL. As a result, the relay switch SW is turned on so that the contact is turned on. By being changed, the power output from the second power supply 11b is supplied to and driven by the motor 13 to shut off the gas supplied in cooperation with the valve 14 connected to the rotating shaft.

6 is another exemplary diagram of a wireless method in the automatic automatic shut off of the gas valve according to the present invention, and is configured to be attached to the padlock 3 already installed using the attached cock switch 8.

That is, the gas switch 15 is provided with a micro switch 12 which is contacted when the gas is supplied and the valve 14 is closed by the driving of the motor 13 and the element is integrally formed therein. When the key 1 is introduced into the front outer side of the lock 3, the contact type is changed so that the contact type cock switch 8 constituting the closed circuit is installed, and the third contact piece installed inside the attachable cock switch 8. A wireless transmitter 16 for wirelessly transmitting a valve shutoff signal is connected to 5c, and a first power supply 11a for supplying driving power to the wireless transmitter 16 is connected to the second flow piece 5c.

In addition, the wireless receiver 17 is installed at a predetermined location indoors and receives a radio signal transmitted from the radio transmitter 16 and drives the relay RL according to the radio signal. The motor 13 for blocking the valve 14 is connected to one end of the relay switch SW, the contact of which is changed by the contact, and the microcomputer is connected between the wireless transmitter 16 and the second power supply 11b during gas supply. The switch 12 is connected.

In one embodiment of the wireless system according to the present invention configured as described above, when the user first opens the handle 15a of the gas valve 15 to operate in a state in which gas is supplied, the micro switch 12 installed therein is When connected to the on state and the operating power is applied to the wireless receiver 17 to drive, but the user does not lock the door from the outside to the restoring force of the second spring (5b) installed inside the cock switch (8) As a result, the third contact piece 5c and the second flow piece 4b are separated from each other so that the radio transmitter 15 does not operate.

However, when the gas is supplied by opening the handle 15a of the gas valve 15, that is, the micro switch 12 is shorted to lock the door from the outside when the user goes out while the wireless receiver 17 is operating. When the key 1 is introduced into the cock switch 8, the second flow piece 4b is lifted by the key 1 to be brought into contact with the third contact terminal 5c, so that the first power supply 11a is provided. As the power output from the radio transmitter 16 is applied and operated, the gas cutoff signal is radiated to the room wirelessly.

At this time, the wireless receiver 17 installed in the room receives the radio signal transmitted from the radio transmitter 16, that is, the gas cutoff signal, and drives the relay RL. As a result, the relay switch SW is turned on so that the contact is turned on. By changing, the power output from the second power supply 11b is supplied to and driven by the motor 13 to shut off the gas supplied by the valve 14 connected to the rotating shaft.

7 is a block diagram of the automatic power shut-off device according to the present invention, the first flow piece (4a) is moved to the front and rear when the key (1) through the inlet opening 2 is installed inside the lock (3) And first and second contact terminals 5a and 5b contacting the first flow piece 4a at regular intervals from the first flow piece 4a, and the second contact terminal 5b. One side of the wireless transmission unit 16 for transmitting a power cutoff signal wirelessly is connected, the first contact terminal (5a) is connected to the first power supply (11a) for supplying driving power to the wireless transmission unit (16).

In addition, it is installed in the multi-concentrator 20 shown in FIG. 8 and driven by the power supplied by the second power supply 11b to receive a radio signal transmitted from the radio transmitter 16 and relay in accordance with the radio signal. A radio receiver 17 for driving RL is provided, and a plurality of electronic devices L1 to L3 are connected to one end of a relay switch SW1 SW2 in which contact is changed by driving the relay RL. AC 110-220V is applied to the other end of the relay switches SW1 and SW2.

First, in a state in which the user connects a plurality of electronic devices L1 to L3 to the multi-conductor 20 shown in FIG. 8, the relay switches SW1 and SW2 are all short-circuited and thus, the electronic devices L1 to L3. AC 110-220V is applied to supply the driving power, while the power output from the second power supply 11b is applied to the wireless receiver 17 to be driven, but when the user does not lock the door from the outside, FIG. 2. By maintaining the original state by the restoring force of the first spring 6a installed inside the lock 3 as in (a), the first flow piece 4a is connected to the first and second contact terminals 5a and 5b. Separately, the wireless transmitter 16 is not operated.

However, when power is supplied to the electronic devices L1 to L3 and operated, the key 1 is introduced into the inlet 2 of the lock 3 to lock the gate from the outside when the user goes out. As a result, the first flow piece 4a is pressed to make contact with the first and second contact terminals 5a and 5b, so that the power output from the first power supply 11a is applied to the first and second contact terminals (a). As it is applied to and operated by the wireless transmitter 16 through 5a) and 5b, the power cutoff signal is wirelessly radiated to the room.

At this time, the wireless receiver 17 installed in the multi-outlet 20 receives the radio signal transmitted from the radio transmitter 16, that is, the power cutoff signal, and drives the relay RL, thereby relaying the switch SW1 ( The contact point of SW2) is changed to the open state to cut off the power of AC 110-220V supplied to the electronic devices L1 to L3.

In this case, the attachment type cock switch 8 may be installed outside the front surface of the lock 3 to change the contact point of the relay switch SW1 and SW2 according to the contact state of the attachment type cock switch 8. .

As described above, in the present invention, the transmitter and receiver are installed at gas valves, multi-concentrators, critical parts of the track and the entrance lock, and supply gas to a gas stove, a gas boiler, or go out in a state of operating various electronic devices. In this case, the gas supply can be automatically cut off and the power of the electronic device can be cut off automatically according to the locked state of the door lock. This prevents gas accidents due to carelessness, and prevents huge energy loss due to leakage current and prevents fire accidents. It can be prevented.

Claims (6)

When the gas is supplied, the micro switch 12 connected to the gas and the valve 14 by the driving of the motor 13 is closed and the gas valve 15 is integrally provided therein, Inside the lock (3) is provided with a first flow piece (4a) that is moved to the front and rear when the key (1) outflow, First and second contact terminals 5a and 5b which are in contact with the first flow piece 4a at regular intervals are provided. One side of the first contact terminal 5a is provided with a first power supply 11a for supplying driving power to the motor 13, and one side of the second contact terminal 5b is provided with one end of the micro switch 12. Each connected, The other end of the first power supply (11a) and the micro switch 12, the gas valve automatic shutoff device, characterized in that the motor (13) for closing the valve is connected. When the gas is supplied, the micro switch 12 which is contacted and the valve 14 are closed by the driving of the motor 13 and the gas valve 15 is integrally provided therein, On the outside of the front of the lock (3), when the key (1) flows in, the contact is changed and the attached cock switch (8) constituting the closed circuit is installed. The attachable cock switch 8 has a conductive third contact piece 5c installed on one side of an upper portion of the non-conductive body 7 and a second spring 6b at a position corresponding to the third contact piece 5c. And a second flow piece 4b which is fixed by and which is raised and contacted when the key 1 is inserted, The first contact portion 11a for supplying driving power to the motor 13 is connected to the third contact piece 5c, and when the gas is supplied to the second flow piece 4b, the micro switch 12 is connected. Connected to one end, The other end of the first power supply (11a) and the micro switch 12, the gas valve automatic shutoff device, characterized in that the motor 13 is configured to be connected. When the gas is supplied, the micro switch 12 connected to the gas and the valve 14 is closed by the drive of the motor 13, the gas valve 15 is integrally provided, Inside the lock (3) is provided with a first flow piece (4a) to be moved forward and backward when the key (1) outflow, First and second contact terminals 5a and 5b which are in contact with the first flow piece 4a at regular intervals are provided. One side of the second contact terminal 5b is connected to a wireless transmitter 16 for wirelessly transmitting a valve blocking signal, The first contact terminal 5a is connected to a first power supply 11a for supplying driving power to the wireless transmitter 16, It is installed at a predetermined position indoors and is provided with a radio receiver 17 for receiving a radio signal transmitted from the radio transmitter 16 and driving a relay (RL) in accordance with the radio signal, A motor 13 for disconnecting the valve 14 is connected to one end of the relay switch SW in which contact is changed by driving the relay RL, A gas valve automatic shutoff device, characterized in that the micro switch (12) connected between the wireless receiving unit (17) and the second power supply unit (11b) is connected when the gas is supplied to supply power. When the gas is supplied, the micro switch 12 which is in contact with the gas, and the valve 14 is closed by the driving of the motor 13, the gas valve 15 is integrally provided, On the outside of the front of the lock (3), when the key (1) flows in, the contact is changed and the attached cock switch (8) forming a closed circuit is installed. The third contact piece 5c installed inside the attachable cock switch 8 is connected to a wireless transmitter 16 for wirelessly transmitting a valve shutoff signal. A first power supply 11a for supplying driving power to the wireless transmitter 16 is connected to the second flow piece 5c installed in the attachment cock switch 8, It is installed at a predetermined position indoors and is provided with a radio receiver 17 for receiving a radio signal transmitted from the radio transmitter 16 and driving a relay (RL) in accordance with the radio signal, A motor 13 for disconnecting the valve 14 is connected to one end of the relay switch SW in which contact is changed by driving the relay RL, Gas switch automatic shutoff device, characterized in that the micro-switch (12) is connected between the wireless transmission unit (16) and the second power supply unit (11b) is connected when supplying gas to supply power. Inside the lock (3) is provided with a first flow piece (4a) that is moved to the front and rear when the key (1) outflow, First and second contact terminals 5a and 5b which are in contact with the first flow piece 4a at regular intervals are provided. On one side of the second contact terminal 5b, a wireless transmitter 16 for wirelessly transmitting a power interruption signal is provided, and the first contact terminal 5a supplies a first power source for supplying driving power to the wireless transmitter 16. 11a) are connected, A wireless receiving unit installed inside the multi-outlet 20 and driven by a power supplied by the second power supply 11b to receive a signal transmitted from the wireless transmitter 16 and drive the relay RL according to the signal. 17), A plurality of electronic devices L1 to L3 are connected to one end of a relay switch SW1 SW2 in which contact is changed by driving the relay RL. The other end of the relay switch (SW1) (SW2) automatic power supply, characterized in that the AC 110 ~ 220V is applied. The method of claim 5, The attachment type cock switch 8 is installed outside the front surface of the lock 3 so that the contact points of the relay switches SW1 and SW2 are changed according to the contact state of the attachment type cock switch 8. Power automatic shutoff device.