CN103185352A - Ignition safety device - Google Patents
Ignition safety device Download PDFInfo
- Publication number
- CN103185352A CN103185352A CN2013101444999A CN201310144499A CN103185352A CN 103185352 A CN103185352 A CN 103185352A CN 2013101444999 A CN2013101444999 A CN 2013101444999A CN 201310144499 A CN201310144499 A CN 201310144499A CN 103185352 A CN103185352 A CN 103185352A
- Authority
- CN
- China
- Prior art keywords
- pressure
- igniter
- safety devices
- fire safety
- mentioned
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Feeding And Controlling Fuel (AREA)
Abstract
The invention provides an ignition safety device which belongs to the technical field of heating furnaces and is used for solving the problem that the ignition devices in the existing heating furnaces are low in safety. The ignition safety device comprises a gas source, an air source and an igniter, wherein output ends of the gas source and the air source are respectively communicated to the igniter through a gas delivery pipe and an air delivery pipe; the ignition safety device also comprises a control circuit, a pressure detection unit which is capable of detecting the pressure of the gas in the gas delivery pipe and an electromagnetic valve which is capable of controlling the connection and disconnection of the gas delivery pipe; the pressure detection unit and the electromagnetic valve are sequentially connected onto the gas delivery pipe between the gas source and the igniter; both the pressure detection unit and the electromagnetic valve are connected with the control circuit; and the control circuit is capable of receiving a gas pressure signal sent by the pressure detection unit and sending a control signal to control the electromagnetic valve to close the gas delivery pipe when the gas pressure signal exceeds a set range. The ignition safety device has the advantage of high use safety.
Description
Technical field
The invention belongs to the heating furnace technical field, relate to a kind of some fire safety devices, relate in particular to a kind of some fire safety devices that is applied on the heating furnace.
Background technology
Heating furnace is that the blowtorch in the heating furnace and igniter are the important component parts in the heating furnace with the equipment of material or workpiece heating, and wherein, blowtorch is used for the material in the heating furnace or workpiece are heated, and igniter is used to the work of blowtorch to light a fire.In the course of work of igniter, need constantly for it provides fuel, its fuel is mainly combustion gas and AIR MIXTURES.
The structure of existing igniter generally comprises air source, fuel gas source and igniter, and it directly is connected to the combustion gas output of the air output in air source and fuel gas source the igniter place by pipeline and mixes and burn.When needing work, open fuel gas source and air source, make it to igniter place difference delivery of fuel gas and air, when needs stop to light a fire, close fuel gas source and air source, the fuel supply discontinuity of igniter is namely quit work.
But, in the process that igniter is used, when not enough or disposable output combustion gas is too much when the combustion gas of fuel gas source, operating personnel can't in time understand the combustion gas situation, cause operating untimely, and then make that the fuel gas buring at igniter place is insufficient, cause energy waste, in addition may because of the mixed proportion of air and combustion gas not to causing blast.
Summary of the invention
The objective of the invention is the problems referred to above of existing at prior art, proposed a kind of some fire safety devices that combustion gas is carried that in time stops can exceeding the safe pressure scope at the pressure that combustion gas is carried the time.
Purpose of the present invention can realize by following technical proposal:
A kind of some fire safety devices, comprise fuel gas source, air source and igniter, the output in described fuel gas source and air source is communicated to above-mentioned igniter place by gas supply pipe and air delivery pipe respectively, it is characterized in that, described some fire safety devices also comprise control circuit and be connected in the pressure sensing cell that can detect the gaseous-pressure in the gas supply pipe on the gas supply pipe between above-mentioned fuel gas source and the igniter successively and can control the magnetic valve of gas supply pipe break-make, and the gaseous-pressure signal that described pressure sensing cell all is connected with above-mentioned control circuit with magnetic valve and this control circuit can receive above-mentioned pressure sensing cell transmission also transmits control signal when this gaseous-pressure signal exceeds setting range and controls above-mentioned closed electromagnetic valve gas supply pipe.
During this fire safety devices work, magnetic valve is in opening, combustion gas flows to igniter from fuel gas source output and along gas supply pipe through magnetic valve, and air flows to igniter from air source output and along air delivery pipe, and air and combustion gas mix in igniter and in the firing tip ignition of igniter and keep fired state.In the course of work of this igniter, pressure sensing cell detects the gaseous-pressure in the gas supply pipe in real time, when the pressure of its output is lower than the safe pressure scope or is higher than the safe pressure scope, control circuit receives the gaseous-pressure signal of pressure sensing cell transmission and transmits control signal and cuts out to control it to magnetic valve, block gas supply pipe, then igniter quits work because of the fuel supply discontinuity.
In above-mentioned some fire safety devices, described pressure sensing cell comprises the pressure switch one that is provided with the safe pressure higher limit and the pressure switch two that is provided with the safe pressure lower limit, and described pressure switch one and pressure switch two all are arranged at above-mentioned gas supply pipe place.When gaseous-pressure was higher than the higher limit of safe pressure, pressure switch one sent corresponding gaseous-pressure signal to control circuit; When gaseous-pressure was lower than the lower limit of safe pressure, pressure switch two sent corresponding gaseous-pressure signal to control circuit.
As another kind of situation, in above-mentioned some fire safety devices, described pressure sensing cell is the pressure sensor that is arranged in the above-mentioned gas supply pipe.Similarly, also can detect gaseous-pressure in the gas supply pipe by pressure sensor, and the gaseous-pressure signal is sent to control circuit handle.
In above-mentioned some fire safety devices, also be connected with Pressure gauge on the described gas supply pipe.At gas supply pipe Pressure gauge handled easily personnel being set observes.
In above-mentioned some fire safety devices, also be connected with the filter of the combustion gas that can filter fuel gas source output on the gas supply pipe between described fuel gas source and the above-mentioned pressure sensing cell.Just flow to igniter after the combustion gas of fuel gas source output filters out impurities through filter and burn, safe.
In above-mentioned some fire safety devices, also be connected with pressure-reducing valve between described filter and the above-mentioned magnetic valve.To be adjusted in the required scope through the gaseous-pressure that filters by pressure-reducing valve, break down and cause gaseous-pressure undesired as pressure-reducing valve, this fire safety devices can in time stop the conveying of combustion gas equally, so that user's maintenance and replacing.
In above-mentioned some fire safety devices, also be connected with the power switch that can start or close a fire safety devices and the ignition switch that can control the duty of above-mentioned igniter on the described control circuit.
In above-mentioned some fire safety devices, described fuel gas source is fuel cartridge.
In above-mentioned some fire safety devices, described air source is blower fan.
In above-mentioned some fire safety devices, also be connected with on the described control circuit and can control the ignition switch that above-mentioned igniter starts or cuts out.When the user finds solenoid valve conduction and the air source firing tip of delivery air igniter to mix at the igniter place not during ignition, can operate ignition switch initial igniter igniting again, the unsafe condition of avoiding igniter place air and combustion gas output but not light a fire.Do not light a fire yet as igniter, but user's manual-lock magnetic valve is to stop gas supply.
As another kind of situation, in above-mentioned some fire safety devices, described igniter place also has the detecting unit that can detect its combustion gas feed status and fired state, and described detecting unit is connected with above-mentioned control circuit.When detecting unit detects that combustion gas has been delivered to the igniter place and when do not light a fire in the igniter place, control circuit can be controlled the closed electromagnetic valve gas supply pipe automatically, guarantees the safety of igniting.Here, detecting unit can comprise for detection of the baroceptor of the air pressure of the combustion gas input of igniter and for detection of the temperature sensor of the temperature of the firing tip of igniter.
Compared with prior art, this some fire safety devices is by arranging the gaseous-pressure that pressure switch one and pressure switch two detect fuel gas source output, when gaseous-pressure exceeds the safe handling scope, can control the solenoid valve shuts combustion gas automatically by control circuit and carry, energy utilization rate and safety in utilization are higher.
Description of drawings
Fig. 1 is the structural representation of this fire safety devices.
Fig. 2 is the theory structure block diagram of this fire safety devices
Among the figure, 1, fuel gas source; 2, igniter; 3, gas supply pipe; 4, air delivery pipe; 5, control circuit; 6, pressure sensing cell; 61, pressure switch one; 62, pressure switch two; 7, magnetic valve; 8, Pressure gauge; 9, filter; 10, pressure-reducing valve; 11, power switch; 12, ignition switch; 13, blower fan.
The specific embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figure 1 and Figure 2, this fire safety devices comprises control circuit 5, air source, igniter 2 and the fuel gas source 1 that connects successively by gas supply pipe 3, filter 9, pressure-reducing valve 10 and magnetic valve 7.Wherein, the drive circuit of magnetic valve 7 is connected with control circuit 5, and its output is connected by the input of gas supply pipe 3 with igniter 2; The output in air source is connected by the input of air delivery pipe 4 with igniter 2; Also be provided with the pressure sensing cell 6 and Pressure gauge 8 of the gaseous-pressure in the energy detector tube on the gas supply pipe 3 between magnetic valve 7 and the pressure-reducing valve 10.In the present embodiment, the air source is blower fan 13, and the drive circuit of blower fan 13 is connected with control circuit 5; Fuel gas source 1 is fuel cartridge; Pressure sensing cell 6 comprises that the pressure switch 1 that is provided with the safe pressure higher limit all is connected with control circuit 5 with pressure switch 2 62 with the pressure switch 2 62 that is provided with the safe pressure lower limit and pressure switch 1.
Personnel control in real time for handled easily, also be connected with a guidance panel on the control circuit 5, have display screen on this guidance panel and can start or close the power switch 11 of this fire safety devices and the ignition switch 12 of the duty of energy control point firearm 2.
During this fire safety devices work, press power switch 11 with its startup by operating personnel, magnetic valve 7 is in opening, and combustion gas can flow to igniter 2 through the filtration of filter 9, the magnetic valve 7 that the pressure of pressure-reducing valve 10 is regulated and opened successively from fuel cartridge output and along gas supply pipe 3.Simultaneously, control circuit 5 transmits control signal the drive circuit of fan 13 driving blower fan 13 work, and extracting air also flows to igniter 2 along air delivery pipe 4.Control circuit 5 control point firearm 2 igniting that transmits control signal is lighted in igniter 2 mixed air and combustion gas and is kept this fired state at the firing tip of igniter 2, for the work of the blowtorch in the heating furnace continues to provide naked light.The firing tip that the user finds igniter when showing solenoid valve conduction, fan starting work and delivery air on the display screen is not during ignition, can press ignition switch with the igniting of initial igniter again, avoid the but dangerous operating mode of ignition not of the output combustion gas of igniter place and AIR MIXTURES.
In the course of work of this fire safety devices, pressure switch 1 and pressure switch 2 62 detect the gaseous-pressure in the gas supply pipe 3 in real time, when this gaseous-pressure was higher than the safe pressure higher limit, pressure switch 1 sent corresponding gaseous-pressure signal to control circuit 5; When gaseous-pressure was lower than the lower limit of safe pressure, pressure switch 2 62 sent corresponding gaseous-pressure signal to control circuit 5.After control circuit 5 receives the gaseous-pressure signal of pressure switch 1 or pressure switch 2 62 transmissions, transmit control signal and close with control magnetic valve 7 to the drive circuit of magnetic valve 7, block gas supply pipe 3, then igniter 2 quits work because of the fuel supply discontinuity.Simultaneously, control circuit 5 can send corresponding information to the display screen on the guidance panel to show, alert checks whether combustion gas deficiency, perhaps pressure-reducing valve 10 breaks down etc., so that operating personnel's on-call maintenance.At this moment, be connected in the gaseous-pressure situation that also shows on the Pressure gauge 8 on the gas supply pipe 3 between pressure-reducing valve 10 and the magnetic valve 7 in the gas supply pipe 3 equally, operating personnel can get information about gaseous-pressure.
In addition, need be by observing the situation that igniter is not lighted a fire of finding with respect to above-mentioned user, the igniter place also can be provided with the combustion gas feed status that can detect this place and the detecting unit of fired state, and this detecting unit can comprise for detection of the baroceptor of the air pressure of the combustion gas input of igniter and for detection of the temperature sensor of the temperature of the firing tip of igniter.When detecting unit detects that combustion gas has been delivered to the igniter place and when the firing tip of igniter was not lighted a fire, control circuit can be controlled the closed electromagnetic valve gas supply pipe automatically, guarantees the safety of igniting.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. some fire safety devices, comprise fuel gas source (1), air source and igniter (2), the output in described fuel gas source (1) and air source is communicated to above-mentioned igniter (2) by gas supply pipe (3) and air delivery pipe (4) respectively and locates, it is characterized in that, described some fire safety devices also comprise control circuit (5) and be connected in above-mentioned fuel gas source (1) successively and igniter (2) between gas supply pipe (3) on the pressure sensing cell (6) that can detect the gaseous-pressure in the gas supply pipe (3) and can control the magnetic valve (7) of gas supply pipe (3) break-make, the gaseous-pressure signal that described pressure sensing cell (6) all is connected with above-mentioned control circuit (5) with magnetic valve (7) and this control circuit (5) can receive above-mentioned pressure sensing cell (6) transmission also transmits control signal when this gaseous-pressure signal exceeds setting range and controls above-mentioned magnetic valve (7) and close gas supply pipe (3).
2. according to claim 1 some fire safety devices, it is characterized in that, described pressure sensing cell (6) comprises the pressure switch one (61) that is provided with the safe pressure higher limit and the pressure switch two (62) that is provided with the safe pressure lower limit, and described pressure switch one (61) and pressure switch two (62) all are arranged at above-mentioned gas supply pipe (3) and locate.
3. according to claim 1 some fire safety devices is characterized in that, described pressure sensing cell (6) is for being arranged at the pressure sensor in the above-mentioned gas supply pipe (3).
4. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that, also be connected with Pressure gauge (8) on the described gas supply pipe (3).
5. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that, also be connected with the filter (9) of the combustion gas that can filter fuel gas source (1) output on the gas supply pipe (3) between described fuel gas source (1) and the above-mentioned pressure sensing cell (6).
6. according to claim 5 some fire safety devices is characterized in that, also is connected with pressure-reducing valve (10) between described filter (9) and the above-mentioned magnetic valve (7).
7. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that, also be connected with the ignition switch (12) of the power switch (11) that can start or close a fire safety devices and the duty that can control above-mentioned igniter (2) on the described control circuit (5).
8. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that described air source is blower fan (13).
9. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that, also be connected with on the described control circuit and can control the ignition switch that above-mentioned igniter starts or cuts out.
10. according to claim 1 or 2 or 3 described somes fire safety devices, it is characterized in that described igniter place also has the detecting unit that can detect its combustion gas feed status and fired state, described detecting unit is connected with above-mentioned control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310144499.9A CN103185352B (en) | 2013-04-23 | 2013-04-23 | Ignition safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310144499.9A CN103185352B (en) | 2013-04-23 | 2013-04-23 | Ignition safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103185352A true CN103185352A (en) | 2013-07-03 |
| CN103185352B CN103185352B (en) | 2015-05-27 |
Family
ID=48676675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310144499.9A Active CN103185352B (en) | 2013-04-23 | 2013-04-23 | Ignition safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103185352B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135457A (en) * | 2007-09-07 | 2008-03-05 | 罗亨宽 | Safety boiler applying coal gas to industry boiler |
| DE102009013877A1 (en) * | 2009-03-16 | 2010-09-23 | Beru Ag | Method and system for igniting a fuel-air mixture of a combustion chamber, in particular in an internal combustion engine by generating a corona discharge |
| US20120006032A1 (en) * | 2010-07-06 | 2012-01-12 | General Electric Company | Systems, methods, and apparatus for confirming ignition in a gas turbine |
| CN202149508U (en) * | 2011-07-20 | 2012-02-22 | 西南石油大学 | Remote control jet ignition device |
| CN102679356A (en) * | 2011-03-15 | 2012-09-19 | 佛山市启迪节能科技有限公司 | Automatic control mode and device of premixing type secondary burner |
| CN102798142A (en) * | 2012-09-04 | 2012-11-28 | 王浩宇 | Combustion control system |
| CN202598553U (en) * | 2012-05-14 | 2012-12-12 | 湖南吉祥石化科技股份有限公司 | Intelligent fuel gas pulse shock wave soot blower |
| CN203240613U (en) * | 2013-04-23 | 2013-10-16 | 台州英达机械科技有限公司 | Ignition safety device |
-
2013
- 2013-04-23 CN CN201310144499.9A patent/CN103185352B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135457A (en) * | 2007-09-07 | 2008-03-05 | 罗亨宽 | Safety boiler applying coal gas to industry boiler |
| DE102009013877A1 (en) * | 2009-03-16 | 2010-09-23 | Beru Ag | Method and system for igniting a fuel-air mixture of a combustion chamber, in particular in an internal combustion engine by generating a corona discharge |
| US20120006032A1 (en) * | 2010-07-06 | 2012-01-12 | General Electric Company | Systems, methods, and apparatus for confirming ignition in a gas turbine |
| CN102679356A (en) * | 2011-03-15 | 2012-09-19 | 佛山市启迪节能科技有限公司 | Automatic control mode and device of premixing type secondary burner |
| CN202149508U (en) * | 2011-07-20 | 2012-02-22 | 西南石油大学 | Remote control jet ignition device |
| CN202598553U (en) * | 2012-05-14 | 2012-12-12 | 湖南吉祥石化科技股份有限公司 | Intelligent fuel gas pulse shock wave soot blower |
| CN102798142A (en) * | 2012-09-04 | 2012-11-28 | 王浩宇 | Combustion control system |
| CN203240613U (en) * | 2013-04-23 | 2013-10-16 | 台州英达机械科技有限公司 | Ignition safety device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103185352B (en) | 2015-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203240613U (en) | Ignition safety device | |
| CN106197052A (en) | A kind of method of controlling security for chemical industry heating furnace | |
| CN102679356A (en) | Automatic control mode and device of premixing type secondary burner | |
| CN202024361U (en) | Ignition controller capable of monitoring automatically | |
| CN110355195B (en) | Heating and waste gas combustion treatment method for thermal desorption remediation of polluted site | |
| CN208794445U (en) | A kind of Iganition control system | |
| EP3401598A1 (en) | Combustion device capable of measuring gas use amount, and method for measuring gas use amount | |
| KR100189607B1 (en) | Burner | |
| CN103185352B (en) | Ignition safety device | |
| CN102563695A (en) | Automatic monitoring ignition controller | |
| CN103234218A (en) | Fuel delivering device of blast burner | |
| CN201072141Y (en) | Automatic ignition device | |
| CN201126265Y (en) | Automatic control system of heating stove | |
| KR102704629B1 (en) | Control method of gas furnace | |
| CN106196163A (en) | Burner electric control system for the heating of descaling bath immersion trough | |
| MX2020012434A (en) | Heating apparatus comprising combustible gas burner. | |
| CN203731707U (en) | Control system for fuel oil gas conduction oil boiler | |
| CN105402766B (en) | Gas valve control method for gas | |
| CN212481368U (en) | Combustion furnace safety control device | |
| CN104089289A (en) | Kiln single-spray-gun proportional valve circulatory pulse automatic control combustion system | |
| CN104848035A (en) | Gas supply device for fuel gas heater | |
| CN211965362U (en) | Be used for prosthetic burning processing apparatus of contaminated site thermal desorption | |
| CN209263081U (en) | A kind of intelligent ignition device for radiation pipe burner tip | |
| CN204573588U (en) | A kind of combustion heater air feeder | |
| CN203582684U (en) | Glass kiln waste heat power generation flue gas and air system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |