CN201476101U - Device for protecting leakage of indoor flue gas - Google Patents
Device for protecting leakage of indoor flue gas Download PDFInfo
- Publication number
- CN201476101U CN201476101U CN2009201916113U CN200920191611U CN201476101U CN 201476101 U CN201476101 U CN 201476101U CN 2009201916113 U CN2009201916113 U CN 2009201916113U CN 200920191611 U CN200920191611 U CN 200920191611U CN 201476101 U CN201476101 U CN 201476101U
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- processing module
- solenoid valve
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Abstract
The utility model relates to a device for protecting leakage of indoor flue gas, which comprises gas utensils, flame probes and a flame signal processing module; a normally closed solenoid valve is arranged on a supply pipeline; the fuel gas in the supply pipeline is conveyed to gas utensils after passing through a flow detection set module; flame probes are connected with the flame signal processing module; the flame signal processing module sends flame signals to a central control module; and the central control module is connected with the flow detection set module, the normally closed solenoid valve and a warning and reminding module. The device solves the problem that the indoor fuel gas pipeline can leak and cause potential safety hazards; and when any accidental gas leakage occurs, the device can cut off an air source fast and reliably. Besides, the device has the advantages of high sensitivity and safe and reliable use.
Description
Technical field
The present invention relates to a kind of indoor gas escape protection device.
Background technology
At present indoor gas uses and mainly contains dual mode: a kind of pipe gas that is to use a kind ofly is to use bottled combustion gas.The combustion gas kind is more, mainly comprises natural gas, liquefied petroleum gas, artificial coal gas, biogas etc. from broad sense.Combustion gas is a kind of novel environment friendly clean and effective energy, has the incomparable advantage of many other energy, and the use combustion gas of common people family is all being widelyd popularize as the daily life thermal source in countries in the world now.Combustion gas is also constantly dangerous people's security of the lives and property when offering convenience to huge numbers of families, by gas leakage cause poisoning, the various security incidents of fire, blast are of common occurrence.
Existing indoor gas escape protection device has various defectives, and protection domain is narrow, safety effect is limited, can't tackle the leakage situation under the indoor various complicated service condition.Indoor gas anti-leak protection measure at present mainly contains: the one, Fuel Gas Leak Alarm (device) is installed, the principle of utilizing combustion gas sensing element perception combustible gas to leak, but the single like this protective effect that protected mode rose is very limited, the protection action has the very long lag period, by the time send when reporting to the police the very serious of gas leakage often, the combustion gas of leaking causes harm to the people, and this kind " passive " protected mode drawback is very big; The 2nd, flame-out protective device is installed on gas appliance, gas appliance is flame-out as if meeting accident under the normal combustion situation, flame-out protective device can detect and cut out gas appliance blowout protection valve rapidly and cut off combustion gas, this safeguard measure only plays protection to the accident extinguishing of gas appliance hot spots, can't the gas leakage at each position of fuel gas pipeline be played a protective role; The 3rd, a kind of comparatively advanced anti-leak protection device is installed, although this protective device can to gas appliance not the gas leakage when burning is used play protection, can't the gas leakage of the generation of air delivering pipeline when the gas appliance normal combustion is used be played a protective role; The 4th, overcurrent protective device (existing overcurrent protective device inside all is the mechanical type overcurrent protection) is installed, when the airline hose of gas appliance breaks or comes off, the shut off valve that utilizes the shut off valve both sides in the protective device to produce in the big pressure differential promotion overcurrent protective device cuts off combustion gas, this technology has bigger limitation, only gas leakage plays a protective role to macropore, and gas leakage can't play a protective role to aperture; The 5th, by artificial diligent to the doorstep inspection regularly, improved the user to a certain extent and used gas safety, but this mode can not fundamentally solve the safety problem of combustion gas.
Summary of the invention
The object of the present invention is to provide a kind of indoor gas escape protection device, this device does not use the gas leakage that takes place when not burning can both cut off source of the gas for gas leakage and the gas appliance that gas appliance takes place when using burning fast and reliablely.
The technical solution adopted for the present invention to solve the technical problems is: it comprises gas appliance, flame probe and flare up fire processing module, the house lead in pipeline is provided with normally closed solenoid valve, combustion gas in the house lead in pipeline is delivered to each gas appliance after flow detection is provided with module, each flame probe and flare up fire processing module are joined, the flare up fire processing module is sent to Central Control Module with flare up fire, and Central Control Module connects the control flow detection simultaneously module, normally closed solenoid valve and caution prompting module are set.
Be provided with on each gas appliance and transfer fiery signal trigger, each transfers fiery signal trigger to link to each other with transferring fiery signal processing module, transfers fiery signal processing module will transfer fiery data message to be sent to Central Control Module.
House lead in pipeline access flow detects and to be provided with that the gas leakage of section is detected by the gas leakage probe before the module, and the gas leakage probe is sent to Central Control Module by the leakage signal processing module with data, and Central Control Module connects the teleprocessing module.
Normally closed solenoid valve is provided with flow control rod.
The present invention is by above-mentioned specific design, various gas leakage situations to indoor generation can fast and effeciently be cut off source of the gas, comprise that the combustion gas airline hose comes off or breaks, gas pipeline breaks, pipe joint leaks gas, failsafe valve leaks gas, kitchen range body drain gas or the like, can fundamentally solve potential safety hazard and accident that indoor gas uses, have the advantage highly sensitive, that reaction speed is fast, safe and reliable.
Description of drawings
Below in conjunction with drawings and Examples detailed content of the present invention is described.
The structural representation (wired) of a kind of specific embodiment of Fig. 1 indoor gas escape protection device of the present invention;
Fig. 2 is the structural representation (wireless) of a kind of specific embodiment of indoor gas escape protection device of the present invention;
Fig. 3 is the structural representation (wired) of another specific embodiment of indoor gas escape protection device of the present invention;
Fig. 4 is the structural representation (wireless) of another specific embodiment of indoor gas escape protection device of the present invention;
Fig. 5 is the structural representation of flow control rod on the normally closed solenoid valve.
The specific embodiment
As shown in Figure 1; the flow detection of indoor gas escape protection device provided by the invention is provided with module 6 and is installed on the house lead in pipeline 4; detect the flow information of combustion gas in the house lead in pipeline 4 in real time, also can directly receive the flow signal of gas meter, flow meter output or the signal that the gas flow sensor provides.House lead in pipeline 4 is provided with normally closed solenoid valve 7, combustion gas in the house lead in pipeline 4 is delivered to each gas appliance 1 after flow detection is provided with module 6, each flame probe 2 joins with flare up fire processing module 3, flare up fire processing module 3 is sent to Central Control Module 5 with flare up fire, and Central Control Module 5 connects the control flow detection simultaneously module 6, normally closed solenoid valve 7 and caution prompting module 8 are set.If what gas appliance 1 adopted is thermoelectric (al) type blowout protection mode, can has or not to produce on the magnetic valve that electromotive force is carried in flame-out protection device and whether obtain the gas appliance kitchen range by detecting thermocouple in burning work; If what gas burner adopted is ionic formula blowout protection mode, can whether whether conducting obtains the gas appliance kitchen range in burning work by detecting kitchen range flame-out protection device circuit.If it is non-vanishing that flow detection is provided with the flow that module 6 detects in the certain hour, and gas appliance 1 does not have flare up fire to exist, illustrate that indoor gas pipeline has gas leakage, this moment, Central Control Module 5 meetings be sent coherent signal to normally closed solenoid valve 7 and caution prompting module 8 respectively, normally closed solenoid valve 7 can cut off blast tube immediately, and caution prompting module 8 can warning reminding (can be sound and light alarm, screen displaying character information reminding or the like caution).
As long as the user presses gas appliance 1 switch; control circuit system power-up of the present invention is opened normally closed solenoid valve 7; whole indoor gas pipeline just is in the monitoring and protection state; under gas appliance 1 did not meet accident flame-out accident and the fuel gas pipeline situation that also generation is leaked gas, the control circuit system can keep the opening of normally closed solenoid valve 7 to make fuel gas pipeline be in aeration status.
The user can be provided with module 6 by flow detection and set maximum safe traffic (can be made as slightly greater than indoor all gas appliances the flow in the house lead in gas pipeline during maximum combustion) at the same time; the gas appliance of general user's family has only several, is can play safeguard protection preferably fully so set maximum safe traffic.Central Control Module 5 is provided with module 6 by flow detection and obtains flow information, in case the flow in the house lead in gas pipeline has surpassed the maximum safe traffic that sets, illustrate that there is gas leakage in indoor gas pipeline, Central Control Module 5 can send coherent signal to normally closed solenoid valve 7 and caution prompting module 8 respectively, normally closed solenoid valve 7 can be closed the cut-out blast tube, and caution prompting module 6 can warning reminding.
In present embodiment 1, can also adopt the mode of complete mechanical formula to set maximum safe traffic, as shown in Figure 5, by turn flow control rod 14, it is moved up and down, change spool 18 peripheral channel sectional areas, thereby realize setting the maximum safe traffic of different sizes.Module among the present invention can be reserved enough connectivity ports, and enough indoor a plurality of gas appliances connect, and makes things convenient for the user to increase new gas appliance from now on and uses.
Consider the actual environment situation that normally closed solenoid valve 7 (house lead in main valve) is installed in the man of certain customers, be that flow detection is provided with between module 6 and the normally closed solenoid valve 7 and can has a bit of fuel gas pipeline, and the front end of normally closed solenoid valve 7 also has a bit of fuel gas pipeline, and to be in the user indoor, for such " safe blind area " existing gas leakage potential safety hazard, we adopt gas leakage probe 11 to come detecting early-warning as augmenting safeguard procedures, as shown in FIG. gas leakage probe 11 and leakage signal processing module 12.In case gas leakage probe 11 is sensed the combustion gas of leakage, leakage signal processing module 12 is handled by analysis to Central Control Module 5 and is transmitted signal, after handling by analysis, Central Control Module 5 can send the dependent instruction signal to normally closed solenoid valve 7 and caution prompting module 8, normally closed solenoid valve 7 can cut off blast tube, caution prompting module 8 meeting warning reminding, certainly, the probability that the gas leakage accident takes place in such " safe blind area " is very little, very little!
Also consider present urban cells resident family, need sometimes the indoor gas escape protection device is upgraded to remote transmission and Long-distance Control form, make things convenient for the centralized management of civil gas management unit.Only needing that Central Control Module 5 is connected teleprocessing module 13 just can; information remote processing module 13 is sent to remote console with the information of indoor gas escape protection device; after remote console is received coherent signal; what administrative staff can recognize each family in real time uses the gas security situation, and administrative staff can assign dependent instruction and carry out remote control.Remote console can also be platforms such as mobile phone, and the staff just can realize remote control by instruments such as mobile phones.Remote transmission and the application of control technology on intelligent gas meter at present is more extensive, and this technology is very ripe, so give unnecessary details no longer in detail at this.
Flare up fire in the present embodiment 1, gas leakage detectable signal, teleprocessing signal also can transmit by wireless mode, as Fig. 2, can all change the wireless data receiver module 16 responsible received signal data that send, are connected by wireless data transfer module 15 into connecting transmission with lead originally with Central Control Module 5, can adopt cipher mode transmission and reception, data reception module 16 is sent to 5 of moulds of center control with the different types of data information that receives and handles respectively, Central Control Module 5 information that processing sends of discerning and classify.Based on identical principle, we can install remote transmission module 17 information of obtaining of teleprocessing module 13 is sent to the data sink of remote console wirelessly, so that realize remote management and control.
Embodiment 2:
Shown in Figure 3 as accompanying drawing, example 2 is with the different of example 1: the maximum safe traffic that module 6 sets is set is fixed value to flow detection among the embodiment 1, gas flow in the time of can not regulating flame size with the user in the pipeline changes and changes automatically, and the variation of flow and changing automatically in the pipeline can at every turn transfer fire along with the user time of the maximum safe traffic numerical value among the embodiment 2.Allow the maximum secure flows value of flowing through in order to make system when the user transfers fire, all can change the house lead in gas pipeline automatically at every turn, all must be when we have utilized the user to transfer fire at every turn by gas appliance switch This move, we have designed and have transferred fiery signal trigger 9, the switch of transferring fiery signal trigger 9 to can be designed as with gas appliance is associated, and so just can realize that the user transfers fiery signal trigger 9 can synchronously the user be transferred at every turn fiery actuating signal to be sent to automatically when transferring fire to transfer fiery signal processing module 10 each.In case Central Control Module 5 has got access to user's accent fire actuating signal by transferring fiery signal processing module 10; Central Control Module 5 can stop to carry out the also maximum secure flows value that before set of " cancellation " system of maximum safe traffic protected mode at once; cross flow in the pipeline and reached steadily required time (about 2-3 second) again; Central Control Module 5 can be at once be provided with module 6 by flow detection and obtains the new flow information of combustion gas in the house lead in pipeline 4 this moment; Central Control Module 5 can record this moment the new flow value that obtained and it is made as maximum secure flows value, and re-execute maximum safe traffic protected mode at once.If after this sometime, gas leakage has taken place in a certain position of fuel gas pipeline, even very trickle gas leakage, flow detection is provided with module 6 and all can detection reaction comes out, like this, Central Control Module 5 is provided with the maximum secure flows value that flow number that module 6 obtains must surpass system's new settings by flow detection, final Central Control Module 5 sends coherent signal to normally closed solenoid valve 7 and caution prompting module 8, normally closed solenoid valve 7 is closed the cut-out blast tube, and caution prompting module 8 can warning reminding.No matter the accent fire action of how many times takes place the user, the system in the present embodiment is the maximum safe traffic of automatic setting rapidly all, realizes precisely protection, the real realization reliably and safety.Carried out closing fire if the user presses the gas appliance switch, flame probe 2 can detect gas appliance 1 and not have flame, and final Central Control Module 5 can allow normally closed solenoid valve 7 close the cut-out blast tube.When using some hot water tap, the user does not need to touch the switch of gas heater, firepower size, the automatic fire that closes be lighted a fire, be regulated automatically to this kind gas heater can according to the current size automatically automatically, for this class occupation mode, we can will transfer fiery signal trigger 9 to be designed to be associated with the hot water tap.
Can also in embodiment 2 dynamic indoor gas escape protection devices, set up the static maximum stream flow defencive function of embodiment 1 again, perhaps set up the mechanical type overcurrent protection function.
Based on the identical principle of embodiment 1, also can change embodiment 2 data transfer modes into wireless transmission method by wire transmission mode, as accompanying drawing 4.
Can also increase remote transmission and remote control function among the embodiment 2, make things convenient for the centralized management of civil gas management unit.
Adopt technology of the present invention, can transform existing gas meter, flow meter (as Intelligent Card for Gas Meter), gas appliance, valve of gas pipeline, LPG pressure regulator etc. easily, derive the multiple new product that possesses comprehensive high security performance; The present invention above being applied in pipe gas, can also be applied in above the bottled combustion gas (as bottle gas).Such transformation and derive and use also all within protection scope of the present invention.
Claims (5)
1. indoor gas escape protection device; comprise gas appliance, flame probe and flare up fire processing module; the house lead in pipeline is provided with normally closed solenoid valve; it is characterized in that the combustion gas in the house lead in pipeline (4) is delivered to each gas appliance (1) after flow detection is provided with module (6); each flame probe (2) joins with flare up fire processing module (3); flare up fire processing module (3) is sent to Central Control Module (5) with flare up fire, and Central Control Module (5) connects the control flow detection simultaneously module (6), normally closed solenoid valve (7) and caution prompting module (8) are set.
2. indoor gas escape protection device according to claim 1; it is characterized in that on each gas appliance (1), being provided with accent fiery signal trigger (9); each transfers fiery signal trigger (9) to link to each other with transferring fiery signal processing module (10), transfers fiery signal processing module (10) will transfer fiery data message to be sent to Central Control Module (5).
3. according to claim 1 or 2 or described indoor gas escape protection device; it is characterized in that house lead in pipeline (4) access flow detect be provided with module (6) before the gas leakage of section detect by gas leakage probe (11); gas leakage probe (11) is sent to Central Control Module (5) by leakage signal processing module (12) with data, and Central Control Module (5) also connects teleprocessing module (13).
4. according to claim 1 or 2 or described indoor gas escape protection device, it is characterized in that normally closed solenoid valve (7) is provided with flow control rod (14).
5. according to claim 3 or described indoor gas escape protection device, it is characterized in that normally closed solenoid valve (7) is provided with flow control rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201916113U CN201476101U (en) | 2009-08-11 | 2009-08-11 | Device for protecting leakage of indoor flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201916113U CN201476101U (en) | 2009-08-11 | 2009-08-11 | Device for protecting leakage of indoor flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201476101U true CN201476101U (en) | 2010-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201916113U Expired - Fee Related CN201476101U (en) | 2009-08-11 | 2009-08-11 | Device for protecting leakage of indoor flue gas |
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| CN (1) | CN201476101U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102367957A (en) * | 2011-09-28 | 2012-03-07 | 南京创能电力科技开发有限公司 | Integrated intelligent flame detection device |
| CN102564517A (en) * | 2010-12-23 | 2012-07-11 | 关隆股份有限公司 | Gas safe supply detecting and compensating method |
| CN104482415A (en) * | 2014-12-23 | 2015-04-01 | 北海尚信网络科技有限公司 | Household natural gas automatic alarm system |
| CN105701985A (en) * | 2016-01-18 | 2016-06-22 | 南阳师范学院 | Combustion gas leakage alarm control system |
| CN106123049A (en) * | 2016-08-05 | 2016-11-16 | 广东万家乐燃气具有限公司 | A kind of gas-cooker with gas leakage alarm defencive function and leakage protecting method thereof |
| CN110595072A (en) * | 2019-09-25 | 2019-12-20 | 侯钢 | Automatic protection device for preventing gas leakage |
-
2009
- 2009-08-11 CN CN2009201916113U patent/CN201476101U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564517A (en) * | 2010-12-23 | 2012-07-11 | 关隆股份有限公司 | Gas safe supply detecting and compensating method |
| CN102564517B (en) * | 2010-12-23 | 2015-03-25 | 关隆股份有限公司 | Gas safe supply detecting and compensating method |
| CN102367957A (en) * | 2011-09-28 | 2012-03-07 | 南京创能电力科技开发有限公司 | Integrated intelligent flame detection device |
| CN104482415A (en) * | 2014-12-23 | 2015-04-01 | 北海尚信网络科技有限公司 | Household natural gas automatic alarm system |
| CN105701985A (en) * | 2016-01-18 | 2016-06-22 | 南阳师范学院 | Combustion gas leakage alarm control system |
| CN105701985B (en) * | 2016-01-18 | 2018-06-01 | 南阳师范学院 | A kind of gas leakage alarm control system |
| CN106123049A (en) * | 2016-08-05 | 2016-11-16 | 广东万家乐燃气具有限公司 | A kind of gas-cooker with gas leakage alarm defencive function and leakage protecting method thereof |
| CN110595072A (en) * | 2019-09-25 | 2019-12-20 | 侯钢 | Automatic protection device for preventing gas leakage |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20120811 |