KR200480570Y1 - Electric gas shutoff valve - Google Patents

Electric gas shutoff valve Download PDF

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Publication number
KR200480570Y1
KR200480570Y1 KR2020150000658U KR20150000658U KR200480570Y1 KR 200480570 Y1 KR200480570 Y1 KR 200480570Y1 KR 2020150000658 U KR2020150000658 U KR 2020150000658U KR 20150000658 U KR20150000658 U KR 20150000658U KR 200480570 Y1 KR200480570 Y1 KR 200480570Y1
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KR
South Korea
Prior art keywords
gas
breaker body
circuit breaker
unit
drive unit
Prior art date
Application number
KR2020150000658U
Other languages
Korean (ko)
Inventor
후이-밍 린
Original Assignee
후이-밍 린
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Filing date
Publication date
Application filed by 후이-밍 린 filed Critical 후이-밍 린
Priority to KR2020150000658U priority Critical patent/KR200480570Y1/en
Application granted granted Critical
Publication of KR200480570Y1 publication Critical patent/KR200480570Y1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0655—Lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/12—Arrangement or mounting of control or safety devices

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

An electrical gas shutoff valve is disclosed. The electric gas shut-off valve includes a circuit breaker body provided with an intake channel and an exhaust channel. A gas barrier panel is pivotally connected to the chamber of the breaker body. One end of the gas barrier panel is provided with a channel block, and the connection portion at the other end of the gas barrier panel is engaged with the vertical hook mounted on the breaker body. The gas detection unit is disposed outside the circuit breaker body and is coupled to the control unit. The control unit is coupled to the drive unit. When the gas detection unit detects the flow of gas at the time of gas leakage caused by breakage of the piping line or gas flame off, the control unit is released from the drive unit and the vertical hook is further driven to be released from the gas barrier panel . Accordingly, the channel block blocks the exhaust gas to shut off the gas supply.

Description

[0001] ELECTRIC GAS SHUTOFF VALVE [0002]

The present invention relates to an electric gas shut-off valve, and more particularly to an electric gas shut-off valve that immediately cuts off gas in the event of gas leakage under various conditions, including earthquake, breakage of piping lines,

Secondary disasters such as natural gas leaks, gas explosions, and fires are generally accompanied by earthquakes. In recent years, there have been various devices available for gas shutoff. U.S. Patent Publication No. 2014/0216569 discloses earthquake gas line breakers. This can effectively block gas supply when an earthquake occurs. However, other conditions besides earthquakes can also lead to gas leaks. For example, breakage of the gas pipeline due to aging, or turning off gas flames due to spillage, can lead to gas leaks and can also lead to other disasters such as carbon monoxide poisoning, gas explosion, fire, and the like. Also, the gas line breaker disclosed in U.S. Patent Publication No. 2014/0216569 can not interrupt the gas supply on time under these conditions.

Therefore, the main purpose of the present invention is to provide an electric gas shut-off valve that cuts off the gas supply under a gas leak caused by an earthquake, breakage of the gas piping line, or turning off the gas flame in the gas appliance.

To achieve the above object, an electric gas shut-off valve of the present invention includes a circuit breaker body having an intake channel and an exhaust channel. The gas barrier panel is pivotally connected to the chamber of the breaker body. The channel block is formed at one end of the gas barrier panel, while the connection at the other end of the gas barrier panel is hooked to the hook portion of the vertical hook pivotally connected to the chamber of the breaker body. The gas detection unit is disposed outside the circuit breaker body and is coupled to the control unit. The control unit is coupled to the drive unit. As a result, the gas detection unit detects abnormal gas flow or concentration at the time of gas leakage caused by breakage of the gas piping line or turning off the gas flame. Then, the control unit actuates the drive unit, and the vertical hook is further driven by the drive unit to be released from the gas barrier panel. Whereby the channel block of the gas barrier panel is moved to block the exhaust channel. In addition to the earthquake, the present invention can also cut off the gas supply in the event of a gas leak under other conditions.

The present invention has the effect of shutting off the gas supply under a gas leak caused by an earthquake, breakage of the gas piping line, or turning off the gas flame in the gas appliance.

The structure and technical means constituted by the present invention for achieving the above objects and other objects are most easily understood by referring to the following description of the preferred embodiments and the accompanying drawings.
1 is a perspective view illustrating an electric gas shutoff valve according to one embodiment of the present invention;
2 is another perspective view illustrating an electric gas shutoff valve according to one embodiment of the present invention;
3 is a front sectional view showing an electric gas shutoff valve according to one embodiment of the present invention;
4 is a block diagram showing a circuit of an electric gas shutoff valve according to one embodiment of the present invention;
5 is a front sectional view showing a state in which the return button is pressed for gas supply of the electric gas shut-off valve according to an embodiment of the present invention;
6 is a plan view of an electric gas shutoff valve according to one embodiment of the present invention, wherein weights are pulled and moved by a drive unit that is an electromagnet;
7 is a cross-sectional view of an electrical gas shutoff valve according to one embodiment of the present invention showing that it is further pulled and moved by a drive unit that is an electromagnet; And
8 is a cross-sectional view of an electric gas shut-off valve according to one embodiment of the present invention showing that it is pushed and moved by a drive unit (electromagnet) through a push rod of a further block button.

1 to 4, an electric gas shutoff valve according to the present invention includes a circuit breaker body 1, a gas shutoff panel 2, a vertical hook 3, a return button 4, a block button 5, Unit 6, a control unit 7, a drive unit 8, a communication unit 9, and a power supply unit.

The breaker body 1 is composed of an upper body part 11 and a lower body part 12 connected to each other. The intake channel 13 and the exhaust channel 14 are formed in the upper body 11 and the lower body 12, respectively. The magnet portion 16 is disposed in the lower body portion 12 on the side of the exhaust channel 14. The chamber 15 is formed by assembling the upper body part 11 and the lower body part 12. [ The chamber 15 communicates with the intake channel 13 and the exhaust channel 14. The rotary shaft 17 is disposed in the chamber 15.

The gas barrier panel 2 is mounted in the chamber 15 of the circuit breaker body 1. The gas barrier panel 2 includes a pivot portion 21, an assembly rod 22, a channel block 23, a soft pad 24, an elastic member 25, a magnet portion 26, and a connection portion 27 do. The pivot portion 21 is disposed in the middle portion of the gas barrier panel 2 and is also used by the shaft 211 to pivotally connect to the pivot component 121 in the chamber 15 of the lower body portion 12. [ The assembly rod 22 is disposed on the lower surface of one end of the gas barrier panel 2 and the end of the assembly rod 22 is formed of the ball head 221. A socket 231 corresponding to and connected to the ball head 221 is formed at the top of the channel block 23. The elastic members 25 are fitted over the assembly rods 22 and both ends of the elastic members 25 are placed against the gas barrier panel 2 and the channel block 23, respectively. The rod 232 is connected to the lower surface of the channel block 23 and the soft pad 24 is fitted over the rod 232. The stop 233 is formed at the end of the rod 232 to stop and position the soft pad 24. The soft pad 24 is used to block the opening of the exhaust channel 14. The magnet portion 26 is disposed on one side of the gas barrier panel 2 and corresponds to the magnet portion 16 on the side of the exhaust channel 14 of the circuit breaker body 1. [ On the other hand, the connecting portion 27 is formed of a flat plate formed at the other end of the gas barrier panel 2. The connecting portion 27 is composed of a projecting connecting piece 271 having a small area, an opening portion 272 formed on each side of the projecting connecting piece 271, and a projecting portion 273.

A vertical hook 3 having a lock slot 31, a thimble 32, a hook portion 33 and a plurality of weights 34 is mounted in the chamber 15 of the breaker body 1. The locking slot 31 corresponds to the rotary shaft 17 of the chamber 15 of the breaker body 1 and is used to fix the rotary shaft 17, And the round slot 171 is disposed on the lower side of the rotating shaft 17. [ The diameter of the round slot 171 is larger than the diameter of the ring 32. The cut edge 172 is formed in the round slot 17 of the rotary shaft 17 so that the hook 32 of the vertical hook 3 smoothly slides into the rotary shaft 17 through the cut edge portion 172. [ 171). The circular groove 173 corresponding to the round slot 171 is formed on the surface of the rotary shaft 17 so that the rotary shaft 17 and the locked vertical hook 3 are stopped in the circular groove 173 of the rotary shaft 17. [ . The hook portion 33 formed at the upper end of the vertical hook 3 corresponds to the projecting connecting piece 271 of the connecting portion 27 of the gas shutoff panel 2 and is hooked to the projecting connecting piece 271. The rounded edge portion 331 is formed at the end portion of the hook portion 33 so that the hook portion 33 comes into contact with the projecting connection piece 271 of the connection portion 27 at one point. A plurality of weights 34 are connected in series and arranged at the lower end of the vertical hook 3.

The return button 4 is disposed at the upper end of the upper body 11 of the circuit breaker body 1 and includes a push rod 41 and a button portion 42. A fastening hole 111 is located at the upper end of the upper body 11 of the circuit breaker body 1 and communicates with the chamber 15 of the circuit breaker body 1. The push rod 41 is inserted into the chamber of the circuit breaker body 1 so as to face the protruding portion 273 of the connecting portion 27 of the gas shutoff panel 2 and to be in contact therewith. The button portion 42 is connected to the end portion of the rod 41 outside the circuit breaker body 1 and the elastic member is fitted over the push rod 41. Both ends of the elastic member are placed against the circuit breaker body 1 and the button portion 42, respectively.

The block button 5 is disposed on one side of the lower body portion 12 of the circuit breaker body 1 and has a push rod 51, a button portion 52, and an elastic member 53. The fixing hole 122 is located at one side of the lower body portion 12 and is connected to the chamber 15 of the circuit breaker body 1. [ The push rod 51 of the block button 5 faces the weight 34 of the breaker body 1 through the fixing hole 122 so as to face the weight 34 at the lower end of the vertical hook 3, While the button portion 52 is connected to the end portion of the push rod 51 outside the breaker body 1 and the elastic member 53 is fitted over the push rod 51. [ Both ends of the elastic member 53 are disposed to face the circuit breaker body 1 and the button portion 52, respectively.

The gas detection unit 6 is disposed outside the circuit breaker body 1 and is used for detecting the flow or concentration of a gas such as natural gas, carbon monoxide, methane, propylene, or the like.

The control unit 7 is a single chip of a microprocessor disposed outside the circuit breaker body 1 and coupled to the gas detection unit 6. The driver is embedded in the control unit 7 and loads the safety range of the gas flow or concentration including natural gas, carbon monoxide, methane, propylene, etc. is loaded. When the gas detection unit 6 detects that the gas flow or concentration exceeds the safety range, the control unit drives the drive unit 8 to operate.

The drive unit 8 is an electromagnet which is coupled to the control unit 7 and disposed on the side of the circuit breaker body 1. The insulating cover 81 is covered on the drive unit 8 in order to prevent the drive unit 8 from being interfered with by external electric signals and malfunctioning. The drive unit 8 corresponds to the weight 34 at the lower end of the vertical hook 3 so that the weight 34 is attracted magnetically by the drive unit 8. [

The communication unit 9 is disposed in the circuit breaker body 1, is coupled to the control unit 7, and is connected to the remote control device. The remote control device may be a cellular phone, a personal digital assistant (PDA), a tablet computer, a notebook computer, or a desktop computer. Further, the remote control apparatus is loaded with an application program (APP) which drives the control unit 7 to turn on the drive unit 8. [

The power supply unit may be a battery or a power cord connected to supply mains. The power supply unit is disposed in the circuit breaker body 1 and is coupled to the gas detection unit 6, the control unit 7, the drive unit 8, and the communication unit 9.

The electrical gas shutoff valve of the present invention is disposed between the domestic gas piping line and the gas piping lines of the gas company. The intake channel 13 of the breaker body 1 is connected to the gas piping lines of the gas company while the exhaust channel 14 of the breaker body 1 is connected to the domestic gas piping lines. Then, the gas detection unit 6 is disposed in a pipeline line used for gas transportation such as natural gas. In the event of an earthquake, details of how each component works are described below. Referring to FIG. 5, the user needs to press the button portion 42 of the return button 4 while the user intends to resume the gas supply after shutting off the gas supply. The end portion of the push rod 41 of the return button 4 is moved to push the projecting portion 273 protruding from the connecting portion 27 of the gas shutoff panel 2. [ The connecting portion 27 is caught by the hook portion 33 of the vertical hook 3 so as to separate the channel block 23 on the gas barrier panel 2 from the exhaust channel 14. [ Therefore, the intake channel 13 and the exhaust channel 14 of the circuit breaker body 1 communicate with the gas piping line, and the gas is supplied again.

Gas leaks occur when gas piping lines are broken or gas sparks from gas appliances are turned off due to spillage during cooking of food. 6 and 7, data of the gas flow or concentration detected by the gas detection unit 6 is transmitted to the control unit 7 and compared with the safety range set in the driver by the control unit 7 . When the detected data exceeds the safe range, the control unit 7 turns on the drive unit 8 to be operated. At this time, the drive unit 8 provides a magnetic force to pull the weight 34 at the lower end of the vertical hook 3. Thereby, the weight 34 is moved toward the drive unit 8 on the side of the circuit breaker body 1. At the same time, the vertical hook 3 is moved around the rotating shaft 17 and the hook portion 33 at the upper end of the vertical hook 3 is moved in the opposite direction of the weight 34, Is released from the protruding connection piece 271 of the protrusion 27. The channel block 23 on the other end of the gas barrier panel 2 is further released to block the exhaust channel 14. [ As a result, the present invention can effectively shut off the gas supply while the gas pipeline line is broken or the gas flame of the gas appliance is turned off in addition to the earthquake. Therefore, secondary disasters such as gas leakage and gas poisoning, gas explosion, fire, etc. can be additionally prevented.

Even if the user goes out and recognizes that the flame of the gas appliance has not been turned off at home, the user can use the application already downloaded to the remote control device such as a mobile phone, PDA, tablet computer, notebook computer, It is possible to transmit the drive signal.

The driving signal is transmitted to the communication unit 9 via the Internet or wireless (for example, Wi-Fi). The communication unit 9 then transmits the drive signal to the control unit 7 so that the control unit 7 drives the drive unit 8 to operate and pull the weight 34 at the lower end of the vertical hook 3 do. The hook portion 33 of the vertical hook 3 is moved away from the projecting connecting piece 271 of the connecting portion 27 of the gas shutoff panel 2 and released. The channel block 23 of the gas barrier panel 2 is further moved to block the exhaust channel 14 to stop the gas supply. A fire caused by a gas flame can be prevented. Also, when the user wants to go out for a certain period due to work or travel, the user can use a remote control unit such as a cellular phone to send driving signals. Through the communication unit 9, the control unit 7 and the drive unit 8, the channel block 23 on the gas barrier panel 2 is moved to block the exhaust channel 14. [ There is therefore no risk of gas leakage, gas explosion, or fire during that period.

Referring to Fig. 8, another embodiment is disclosed. In this embodiment, the drive unit 8 is disposed in the block button 5 and is located outside the circuit breaker body 1. [ The drive unit 8 may be an electromagnetic valve connected to the block button 5 and may be used to depress the pushrod 51 of the block button 5. When the gas leakage occurs due to the breakage of the gas piping line or the turning off of the gas flame and the flow or concentration of the gas detected by the gas detection unit 6 exceeds the safety range set in the control unit, Drives the drive unit 8 to operate. At this time, the drive unit 8 presses the button portion 52 of the block button 5 so that the push rod 51 is supported by the weights 34 on the lower end of the vertical hook 3, (15). So that the weights 34 are pushed and moved. At this time, the vertical hook 3 is moved around the rotary shaft 17, and the hook portion 33 at the upper end of the vertical hook 3 is also moved in the opposite direction of the push rod 51, And is released from the projecting connection piece 271 of the connection portion 27. Next, the channel block 23 on the gas barrier panel 2 is lowered to block the exhaust channel 14. Gas supply is cut off, and breakage due to gas leakage is prevented.

In the embodiment of the present invention, the remote control receiver is disposed in the circuit breaker body 1, and both the control unit 7 and the power supply unit are combined. In addition, the present embodiment further includes a remote control transmitter corresponding to a remote control receiver for signal transmission. Thereby, the user can press the operation button of the remote control transmitter to transmit the operation signal to the remote control receiver. After receiving the activation signal, the remote control receiver drives the control unit 7 to operate and drives the drive unit 8 to move. The hook portion 33 of the vertical hook 3 is released from the connecting portion 27 of the gas barrier panel 2 and the channel block 23 on the gas barrier panel 2 blocks the exhaust channel 14 .

Additional advantages and modifications will readily occur to those skilled in the art. Accordingly, the present invention is not limited to the detailed description and the exemplary apparatus shown and described herein in a broader sense. Accordingly, various modifications may be made without departing from the spirit or scope of the general inventive concept as defined by the appended claims and their equivalents.

1: Circuit breaker body
2: Gas blocking panel
3: Vertical hook
4: Return button
5: Block button
6: Gas detection unit
7: Control unit
8: drive unit
9: Communication unit
10: Power supply unit

Claims (4)

A breaker body having a chamber therein;
A gas barrier panel pivotally connected to the chamber of the breaker body;
A vertical hook pivotally connected to the chamber of the breaker body;
A gas detection unit disposed outside the circuit breaker body and used for detecting a flow or a concentration of gas;
A control unit connected to the gas detection unit and having a driver for loading a safe range of gas flow or concentration;
A driving unit disposed on a side surface of the circuit breaker body corresponding to the weight of the vertical hook, the driving unit being coupled to the control unit;
A power supply unit installed in the circuit breaker body and coupled to the gas detection unit, the control unit, and the drive unit; And
And a communication unit disposed in the circuit breaker body and coupled to the control unit and connected to the remote control device,
Wherein the drive unit is provided with an insulating cover provided so as to cover the drive unit,
Wherein the circuit breaker body is provided with an intake channel and an exhaust channel corresponding to each other,
Wherein the gas barrier panel has a channel block at one end and a connection portion at the other end,
Wherein the channel block is used to block the exhaust channel,
Wherein the vertical hook is formed with a hook portion on the upper portion, the hook portion is hooked to the connection portion of the gas barrier panel, and at least one weights is disposed at the lower portion of the vertical hook. The method according to claim 1,
Wherein the drive unit is an electromagnet. A breaker body having a chamber therein;
A gas barrier panel pivotally connected to the chamber of the breaker body;
A vertical hook pivotally connected to the chamber of the breaker body;
A block button disposed on the breaker body;
A gas detection unit disposed outside the circuit breaker body and used for detecting a flow or a concentration of gas;
A control unit connected to the gas detection unit and having a driver to which a safety range of gas flow or concentration is loaded;
A drive unit installed outside the circuit breaker body and connected to the block button, the drive unit being coupled to the control unit;
A power supply unit installed in the circuit breaker body and coupled to the gas detection unit, the control unit, and the drive unit; And
And a communication unit disposed in the circuit breaker body and coupled to the control unit and connected to the remote control device,
Wherein the drive unit is provided with an insulating cover provided so as to cover the drive unit,
The intake and exhaust channels corresponding to each other are disposed in the circuit breaker body,
Wherein the gas barrier panel has a channel block at one end and a connection portion at the other end,
Wherein the channel block is used to block the exhaust channel,
The vertical hook is formed with a hook portion at an upper portion thereof, the hook portion is hooked to a connection portion of the gas barrier panel, and at least one further is disposed at a lower portion of the vertical hook,
Wherein the block button includes a button portion on the outside of the circuit breaker body, a push rod connected to the button portion, and an elastic member fitted over the push rod,
Wherein the circuit breaker body is formed with a fixing hole communicating with the chamber,
Wherein the push rod of the block button is located in the chamber of the breaker body through the fixing hole so as to be in contact with a lower weight of the vertical hook,
Wherein both ends of the elastic member are respectively positioned to face the button portion of the blocker body and the block button. The method of claim 3,
Wherein the drive unit is an electromagnetic valve.
KR2020150000658U 2015-01-28 2015-01-28 Electric gas shutoff valve KR200480570Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020150000658U KR200480570Y1 (en) 2015-01-28 2015-01-28 Electric gas shutoff valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020150000658U KR200480570Y1 (en) 2015-01-28 2015-01-28 Electric gas shutoff valve

Publications (1)

Publication Number Publication Date
KR200480570Y1 true KR200480570Y1 (en) 2016-06-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR2020150000658U KR200480570Y1 (en) 2015-01-28 2015-01-28 Electric gas shutoff valve

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003503654A (en) * 1999-06-27 2003-01-28 センチュリー インベストメンツ リミッテド Gas valve safety device
JP2009299803A (en) * 2008-06-13 2009-12-24 Yazaki Corp Gas shutoff valve unit
JP2014222186A (en) * 2013-05-14 2014-11-27 林揮明 Seismic gas interruption device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003503654A (en) * 1999-06-27 2003-01-28 センチュリー インベストメンツ リミッテド Gas valve safety device
JP2009299803A (en) * 2008-06-13 2009-12-24 Yazaki Corp Gas shutoff valve unit
JP2014222186A (en) * 2013-05-14 2014-11-27 林揮明 Seismic gas interruption device

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