CN104913373B - A kind of self-adapting type gas-fired warmer with dual gas sources - Google Patents
A kind of self-adapting type gas-fired warmer with dual gas sources Download PDFInfo
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- CN104913373B CN104913373B CN201510329401.6A CN201510329401A CN104913373B CN 104913373 B CN104913373 B CN 104913373B CN 201510329401 A CN201510329401 A CN 201510329401A CN 104913373 B CN104913373 B CN 104913373B
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- 230000009977 dual effect Effects 0.000 title claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 138
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000003345 natural gas Substances 0.000 claims abstract description 29
- 230000004224 protection Effects 0.000 claims abstract description 16
- 206010021143 Hypoxia Diseases 0.000 claims abstract description 15
- 230000007954 hypoxia Effects 0.000 claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 64
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 37
- 230000000694 effects Effects 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 15
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 230000008034 disappearance Effects 0.000 claims description 3
- 206010022000 influenza Diseases 0.000 claims 1
- 230000005619 thermoelectricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 8
- 239000002737 fuel gas Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- KEUKAQNPUBYCIC-UHFFFAOYSA-N ethaneperoxoic acid;hydrogen peroxide Chemical compound OO.CC(=O)OO KEUKAQNPUBYCIC-UHFFFAOYSA-N 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses a kind of self-adapting type gas-fired warmer with dual gas sources, including burner, IGC Module；Suitable for the first ODS hypoxia protection devices of natural gas；Suitable for the 2nd ODS hypoxia protection devices of liquefied gas；Main tracheae, main tracheae is divided into ever-burning flame supply air line and burner supply air line after a main control valve, ever-burning flame supply air line is divided into ever-burning flame tie point, the branch road of ever-burning flame second again, and burner supply air line is divided into burner tie point, the branch road of burner second again；First control valve, is arranged in ever-burning flame tie point, the break-make for controlling ever-burning flame tie point；Second control valve, is arranged in burner tie point, the break-make for controlling burner tie point；The warmer is to be coordinated by being arranged on ever-burning flame tie point, two control valves in burner tie point with two ODS hypoxia protections devices, realizes the automatic decision of source of the gas during lighting a fire, and automatic opening or closes corresponding pipeline.
Description
Technical field
The present invention relates to outdoor heater technical field, more particularly to a kind of self-adapting type dual gas supply without manual switch
Fuel gas heating apparatus.
Background technology
Existing fuel gas heating apparatus is warmed oneself using combustion gas more, these outdoor gas heaters have it is efficient,
The features such as cleaning, the optimal apparatus as outdoor heating.Fuel gas heating apparatus is divided into liquefied gas type and day again according to applicable fuel
Right gas type, also have certainly not only can use the warmer of natural gas again with liquefied gas, and we term it applicable fuel gas heating apparatus
Or gas-fired warmer with dual gas sources；Because the calorific value of two kinds of gas is different, air pressure, tolerance will necessarily also have any different, therefore warmer
Internal structure have to make as corresponding adjustment, all applicable fuel gas heating apparatus are pre- in warmer mostly in the market
Two systems are first arranged, when changing source of the gas, manually operated gas selection valve and pressure maintaining valve in warmer is needed, realizes
Switching between different system.
The problem of above-mentioned applicable fuel gas heating apparatus is present be：Such as manual switch maloperation, warmer load can be caused drastically
Rise, cause fire risk, therefore typically further account for installing overtemperature protection system additional on warmer, in the case of maloperation
Three minutes cut-out main valve supply, to reduce fire risk.
The content of the invention
The present invention is double there is provided a kind of self-adapting type without manual switch for above-mentioned the deficiencies in the prior art
Gas-source gas heater, the warmer is not provided with gas selection valve, is by being separately positioned on ever-burning flame branch road, burner branch
Two control valves on road coordinate with two ODS hypoxia protections devices, and the automatic decision of source of the gas is realized during lighting a fire, and automatically
Corresponding pipeline is turned on and off, without any manually operated, the risk of maloperation is completely eliminated.
The technical proposal of the invention is realized in this way：
A kind of self-adapting type gas-fired warmer with dual gas sources, including：
Shower nozzle is provided with by burner, the air inlet of the burner, described shower nozzle has adapts to natural gas, liquefaction respectively
First jet, the second nozzle of gas, and be connected respectively with first jet, second nozzle first interface, second interface；
Suitable for the first ODS hypoxia protection devices of natural gas, it is arranged at by burner, and the first described ODS anoxics are protected
Protecting device includes the first fire tube kept burning day and night, ignition electrode and first, second, third thermocouple, and first, second thermocouple is close to the first length
The nozzle of naked light pipe and it is in the flame region that the first fire tube kept burning day and night sprays, three thermocouple is relatively distant from the first ever-burning flame
The nozzle of pipe but it is in outside the Flame of Natural Gas region that the first fire tube kept burning day and night sprays, in liquefied gas flame region；
Suitable for the 2nd ODS hypoxia protection devices of liquefied gas, it is arranged at by burner, and the 2nd described ODS anoxics are protected
Protecting device includes the second fire tube kept burning day and night, ignition electrode and the four, the 5th thermocouples, and the four, the 5th thermocouples are close to the second ever-burning flame
The nozzle of pipe and it is in the flame region of the second fire tube kept burning day and night；The nozzle bore of first fire tube kept burning day and night is more than the second ever-burning flame
The nozzle bore of pipe；
Main tracheae, to connect source of the gas, main tracheae is divided into ever-burning flame supply air line and burner after a main control valve
Supply air line, ever-burning flame supply air line is divided into ever-burning flame tie point, the branch road of ever-burning flame second, the connection of ever-burning flame tie point again
First fire tube kept burning day and night, the branch road of ever-burning flame second connects the second fire tube kept burning day and night；Burner supply air line is divided into burner first again
Road, the branch road of burner second, burner tie point connect the first interface of shower nozzle, the of the branch road of burner second connection shower nozzle
Two interfaces, the first, the 4th thermocouple connects main control valve by wire respectively；
IGC Module, including button ignition switch and the battery case, the pulse point that are connected respectively with button ignition switch by wire
Firearm, pulse igniter is connected with two ignition electrodes；
First control valve, is arranged in ever-burning flame tie point, the break-make for controlling ever-burning flame tie point, and it is distinguished
Button ignition switch, battery case and second, third thermocouple are connected by wire, the first control valve makes ever-burning flame first when initial
The normally off that road is off, is then converted to conducting state, further according to second, third thermocouple after power-off when lighting a fire and being powered
With reference to the thermoelectrical potential of generation, whether the situation of coming into force is automatically adjusted on or off state；
Second control valve, is arranged in burner tie point, the break-make for controlling burner tie point, and it is distinguished
Button ignition switch, battery case and the 5th thermocouple are connected by wire, the second control valve makes at burner tie point when initial
In the normally open of conducting, off state is then converted to when lighting a fire and being powered, whether can be produced further according to the 5th thermocouple after power-off
Heat potential is automatically adjusted to shut-off or conducting state.
Preferably, the first described control valve includes pedestal and is installed on magnetic valve A, the magnetic valve of pedestal upper and lower ends
B, pedestal has a hollow cavity, and magnetic valve A connects button ignition switch, battery case by wire, and magnetic valve B passes through wire connection the
2nd, three thermocouple, the side wall of pedestal is provided with two gas piping joints of setting of staggering, and magnetic valve A is included in energization feelings
The spring A that mobile valve element A, valve rod A are produced under condition and resets valve element A under powering-off state, magnetic valve B are included in thermoelectrical potential
The spring B that mobile valve rod B, valve element B are produced in the case of coming into force and resets valve element B when thermoelectrical potential disappears, valve element A, valve rod
A, valve rod B, valve element B are in cavity, and one of valve rod A abuts against with valve element B；
Valve element B, which is in, in an initial condition blocks at the position of described two gas piping connector channels, logical in magnetic valve A
Valve rod A is moved to promote valve element B to get out of the way so that two gas piping joints keep communicating, in magnetic valve A power-off back valve cores A when electric
Resetted under spring A effects, valve element B is resetted under spring B effect, and the passage of two gas piping joints is blocked again；In electricity
When magnet valve B receives thermoelectrical potential, valve element B is attracted generation movement so that two gas piping joints keep communicating, in thermoelectrical potential
During disappearance, valve element B is resetted under spring B effect, and the passage of two gas piping joints is blocked again.
Preferably, pedestal is fixedly linked with magnetic valve A, magnetic valve A includes housing, is installed with housing fixed
Iron core, is surrounded with coil outside iron core, and being provided with housing is used for external wire with the electrode to coil power supply, is set in iron core
There is cavity, a valve rod A part is located in cavity, valve rod A another part and valve element A are in the cavity of pedestal, valve element A
It is fixedly sleeved to be also cased with pad on valve rod A on valve rod A, first step is provided with cavity, pad is against first step
On, and the location of pad does not influence the break-make of two gas piping joints all the time；Spring A is between valve element A and pad,
And spring A two ends offset with valve element A, pad respectively.
Preferably, iron core upper and lower ends are equipped with external screw thread, the upper end of iron core is connected with a nut, and nut is against housing
On, the lower end of iron core is connected with pedestal threaded upper ends.
Preferably, magnetic valve B is fixedly installed on the lower end of pedestal, magnetic valve B includes valve body, and valve body is fixed, valve
Bar B is located in valve body, and valve element B is fixed at valve rod B end, and valve body lower end is provided with electromagnet and is used to connecting wire and makes
Electromagnet be powered produce magnetic force electrode, spring B be between valve element B and valve body, and spring B two ends respectively with valve element B, valve
Body phase is supported, and second step is provided with cavity, and valve element B offsets with second step.
Preferably, pedestal bottom is threadedly coupled with a nut, described nut has in-flanges, and valve body lower end is provided with outer
After in convex collar flange, valve body insertion cavity, collar flange is against pedestal lower end by described in-flanges.
Preferably, be communicated with the first air flue of first interface and first jet in shower nozzle, connection second interface with
Second air flue of second nozzle, the first air flue is spaced apart with the second air flue.
Preferably, the length of first jet is more than the length of second nozzle, the aperture of first jet is more than second nozzle
Aperture.
Preferably, the second described control valve includes pedestal and is installed on magnetic valve C, the magnetic valve of pedestal upper and lower ends
D, pedestal has a hollow cavity, and magnetic valve C connects button ignition switch, battery case by wire, and magnetic valve D passes through wire connection the
Five thermocouples, the side wall of pedestal is provided with two gas piping joints of setting of staggering, and magnetic valve C is produced in the case of being included in energization
Raw mobile valve element C, valve rod C and the spring C for resetting valve element C under powering-off state, magnetic valve D are included in thermoelectrical potential and come into force feelings
The spring D that mobile valve rod D, valve element D are produced under condition and resets valve element D when thermoelectrical potential disappears, valve element C, valve rod C, valve rod
D, valve element D are in cavity, and one of valve rod C abuts against with valve element D；
Valve element D is at the position for turning on described two gas piping connector channels in an initial condition, logical in magnetic valve C
Valve rod C movements power off back valve core C in bullet to promote valve element D to move so that blocking two gas piping joints in magnetic valve C when electric
Spring C effects are lower to be resetted, and valve element D is resetted under spring D effects, and the passage of two gas piping joints is turned on again；In magnetic valve D
When receiving thermoelectrical potential, valve element D is attracted generation movement so that two gas piping joints keep blocking, in thermoelectrical potential disappearance
When, valve element D is resetted under spring D effects, and the passage of two gas piping joints is turned on again.
Preferably, pedestal is fixedly linked with magnetic valve C, magnetic valve C includes housing, is installed with housing fixed
Iron core, is surrounded with coil outside iron core, and being provided with housing is used for external wire with the electrode to coil power supply, is set in iron core
There is cavity, a valve rod C part is located in cavity, valve rod C another part and valve element C are in the cavity of pedestal, valve element C
It is fixedly sleeved to be also cased with pad on valve rod C on valve rod C, first step is provided with cavity, pad is against first step
On, and the location of pad does not influence the break-make of two gas piping joints all the time；Spring C is between valve element C and pad,
And spring C two ends offset with valve element C, pad respectively.
Preferably, iron core upper and lower ends are equipped with external screw thread, the upper end of iron core is connected with a nut, and nut is against housing
On, the lower end of iron core is connected with pedestal threaded upper ends.
Preferably, magnetic valve D is fixedly installed on the lower end of pedestal, magnetic valve D includes valve body, and valve body is fixed, valve
Bar D is located in valve body, and valve element D is fixed at valve rod D end, and valve body lower end is provided with electromagnet and is used to connecting wire and makes
Electromagnet be powered produce magnetic force electrode, spring D be between valve element D and valve body, and spring D two ends respectively with valve element D, valve
Body phase is supported, and second step is provided with cavity, and valve element D offsets with second step.
Preferably, pedestal bottom is threadedly coupled with a nut, described nut has in-flanges, and valve body lower end is provided with outer
After in convex collar flange, valve body insertion cavity, collar flange is against pedestal lower end by described in-flanges.
Preferably, two gas piping joints are one high and one low, valve body is in the lower edge of low gas piping connector channel
At lower end position, second step be in high gas piping connector channel on along at position, between valve rod D and the cavity of pedestal
Leave space.
Employing the design philosophy of the invention and beneficial effect of above-mentioned technical proposal is：
The invention provides a kind of self-adapting type gas-fired warmer with dual gas sources without manual switch, the warmer is not set
Gas selection valve is put, is by being arranged on ever-burning flame tie point, two control valves in burner tie point and two ODS
Hypoxia protection device coordinates, and the automatic decision of source of the gas is realized during lighting a fire, and automatically turns on or close corresponding pipeline, without
It is any manually operated, the risk of maloperation is completely eliminated, user even can be natural gas or liquid being unaware of source of the gas
Change in the case of gas, can normally use in the secure state.
Specifically, natural gas nozzle, liquefaction gas jets are respectively adopted in the nozzle of first, second fire tube kept burning day and night of the invention,
And it is also provided with being respectively suitable for first, second nozzle of natural gas, liquefied gas on shower nozzle, connect the first ever-burning flame in correspondence
The first control valve for controlling its break-make is provided with the ever-burning flame tie point of pipe, in the burner the of correspondence connection first jet
The second control valve for controlling its break-make is provided with one branch road, while being provided with by the first fire tube nozzle kept burning day and night and the first control
Two thermocouples remote apart from nozzle one nearly one of valve electrical connection, are provided with and the second control valve by the second fire tube nozzle kept burning day and night
One thermocouple of electrical connection, whether when burning, burn by fire tube kept burning day and night whether the length of flame promotes corresponding thermocouple
The thermoelectrical potential that comes into force can be produced to be controlled corresponding control valve, turn it on or turn off corresponding pipeline to reach safety
The purpose used.
When source of the gas is natural gas, because its pressure is smaller, even if liquefaction gas jets ejection natural gas also will not be to safety
Influence is constituted, is influenceed even if liquefaction gas jets spray natural gas and also safety will not be constituted, therefore final whole pipelines and nozzle
It is in conducting state；When source of the gas is liquefied gas, because its pressure is larger, and natural gas nozzle bore is relatively large, because
This is unsafe, so finally can all be automatically cut off with two pipelines that the nozzle that natural gas is adapted to is connected, is only liquefied
Gas jets and two coupled pipelines are conductings, thereby ensure that the security used.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of fuel gas heating apparatus of the present invention；
Fig. 2 is the dimensional structure diagram of warmer configuration of the present invention；
Fig. 3 is Fig. 2 A portions enlarged drawing；
Fig. 4 is the dimensional structure diagram of another angle of warmer configuration of the present invention；
Fig. 5 is the dimensional structure diagram of another angle of warmer configuration of the present invention；
Fig. 6 is the dimensional structure diagram of the first control valve；
Fig. 7 is the internal structure schematic diagram of the first control valve；
Fig. 8 is the explosive view of the first control valve；
Fig. 9 is the internal structure schematic diagram of the second control valve；
Figure 10 is the fit structure schematic diagram of shower nozzle and burner；
Figure 11 is the planar structure schematic diagram of shower nozzle；
Figure 12 is Figure 11 A-A sectional views；
Figure 13 is Figure 11 B-B sectional views.
Embodiment
The embodiment of the present invention is as follows：
Embodiment：A kind of self-adapting type gas-fired warmer with dual gas sources, as shown in figs. 1-13, including following component：
Burner 1, as shown in Figure 10~13, burner 1 is the air flue that roundabout arrangement is provided with burning fire row, burner 1
2, one end of burner 1 is provided with tubaeform air inlet 3, and shower nozzle 4 is provided with the side of air inlet 3, and described shower nozzle 4 has fits respectively
Natural gas, the first jet 5 of liquefied gas, second nozzle 6, and first be connected respectively with first jet 5, second nozzle 6 is answered to connect
Mouth 7, second interface 8, first interface 7, second interface 8 are respectively provided with external screw thread, are connected with facilitating with supply air line；In shower nozzle 4
The first air flue 9 of first interface 7 and first jet 5, connection second interface 8 and the second air flue 10 of second nozzle 6 are communicated with,
First air flue 9 is spaced apart with the second air flue 10；Wherein the length of first jet 5 is more than the length of second nozzle 6 so that first
Nozzle 5 is closer to air inlet 3, because gas pressure is less than gas pressure, so the aperture of first jet 5 is more than second nozzle
6 aperture.
Suitable for the first ODS hypoxia protections device 11 of natural gas, as shown in Figure 2,3, it is arranged at the side of burner 1,
The first described ODS hypoxia protections device 11 includes the first fire tube 12 kept burning day and night, the ignition electrode 13 of support 18 and installation on mount 18
And first, second, third thermocouple 14,15,16, the nozzle of the first fire tube 12 kept burning day and night is towards the gas outlet 17 of burner 1, with side
Just burner 1 is put.
Specifically, the nozzle of the first fire tube 12 kept burning day and night is set according to injection Natural gas standard, and it is natural that it sprays
Gas flame is shorter, because gas pressure is more than gas pressure, so when supply is liquefied gas, the first fire tube 12 kept burning day and night sprays
The length of flame gone out is more than Flame of Natural Gas length, and first, second thermocouple 14,15 is close to the spray of the first fire tube 12 kept burning day and night
Mouth, and it is Flame of Natural Gas or liquefaction gas flame, first, second thermocouple 14,15 that no matter the first fire tube 12 kept burning day and night, which sprays,
It is in the flame region that the first fire tube 12 kept burning day and night sprays, and three thermocouple 16 is relatively distant from the spray of the first fire tube 12 kept burning day and night
Mouth but it is in outside the Flame of Natural Gas region that the first fire tube 12 kept burning day and night sprays, in liquefied gas flame region, that is to say, that when first
When what fire tube 12 kept burning day and night sprayed is Flame of Natural Gas, because Flame of Natural Gas is shorter, therefore burn less than three thermocouple 16；When
When what one fire tube 12 kept burning day and night sprayed is liquefaction gas flame, because liquefaction gas flame is longer, so three thermocouple 16 can be burnt.
Suitable for the 2nd ODS hypoxia protections device 19 of liquefied gas, as shown in Figure 4,5, it is arranged at the another of burner 1
Side, the 2nd described ODS hypoxia protections device includes the second fire tube 20 kept burning day and night, the ignition electrode 13 of support 18 and installation on mount 18
And the four, the 5th thermocouples 21,22, the nozzle of the second fire tube 20 kept burning day and night is set according to injection liquefied gas standard, the first length
The nozzle bore of naked light pipe 12 is more than the nozzle bore of the second fire tube kept burning day and night, and the nozzle of the second fire tube 20 kept burning day and night is towards burner 1
Gas outlet 17, to facilitate a burner 1；Four, the 5th thermocouples 21,22 be close to the nozzle of the second fire tube 20 kept burning day and night and
In the flame region for being in the second fire tube 20 kept burning day and night.
Main tracheae 23, to connect source of the gas, the top of main tracheae 23 is provided with pressure maintaining valve 24, and main tracheae 23 passes through a main control
It is divided into two-way after valve 25, this two-way is ever-burning flame supply air line 26 and burner supply air line 27 respectively, on main control valve 25
Provided with master control knob with while controlling the break-make of above-mentioned two-way；Ever-burning flame supply air line 26 is divided into kept burning day and night again by a threeway 28a
Fiery tie point 29, the second branch road of ever-burning flame 30, ever-burning flame tie point 29 connect the first fire tube 12 kept burning day and night, ever-burning flame second
Road 30 connects the second fire tube 20 kept burning day and night；Burner supply air line 27 is divided into burner tie point 31, combustion again by a threeway 28b
The second branch road of burner 32, temperature control knob 33, the connection shower nozzle 4 of burner tie point 31 are provided with the top of burner supply air line
First interface 7, the second branch road of burner 32 connects the second interface 8 of shower nozzle 4, and the first, the 4th thermocouple 14,21 passes through respectively
Wire 34a, wire 34b connection main control valves, so after ever-burning flame extinguishes, the first thermocouple 14 or the 4th thermocouple 21 are no longer
Thermoelectrical potential is produced, at this moment main control valve 25 cuts off source of the gas to ensure personal safety by spring reset.
IGC Module, including button ignition switch 35 and be connected respectively with button ignition switch 35 by wire battery case 36,
Pulse igniter, battery case 36 is power supply, and pulse igniter is connected with two ignition electrodes 13.
First control valve 38, is arranged in ever-burning flame tie point 29, the break-make for controlling ever-burning flame tie point 29,
It connects button ignition switch 35, battery case 36 and second, third thermocouple 15,16 by wire respectively, and first controls when initial
Valve 38 makes the normally off that ever-burning flame tie point 29 is off, and conducting state is then converted to when lighting a fire and being powered, after power-off
Whether the situation of coming into force is automatically adjusted on or off shape to the thermoelectrical potential produced further according to the combination of second, third thermocouple 15,16
State；Thermocouple can produce Weak current and thermoelectrical potential after being heated by the flame, if second, third thermocouple 15,16 has heat
Potential is produced, then two thermoelectrical potentials are offseted, and actual thermoelectrical potential is zero, is failure state, and the first control valve 38 is still shut-off shape
State；If the second thermocouple 15 has thermoelectrical potential generation, three thermocouple 16 is produced without thermoelectrical potential, then thermoelectrical potential is the shape that comes into force
State, the first control valve 38 of driving switchs to conducting state.
Specifically, the described structure of the first control valve 38 is such, and as can be seen from figures 6 to 8, it includes pedestal 39 and peace
Magnetic valve A40, magnetic valve B41 loaded on the upper and lower ends of pedestal 39, pedestal 39 have hollow cavity 42, and magnetic valve A40 passes through
Wire 34d connections button ignition switch 35, battery case 36, magnetic valve B41 connect second, third thermocouple 15,16 by wire 34c,
The side wall of pedestal 39 is provided with two gas piping joint 43a, the 43b for staggering and setting and being communicated with cavity 42, such as Fig. 7,
Left gas pipe joint 43a is air inlet, and Top right gas pipe joint 43b is outlet；Magnetic valve A40 is included in the case of energization
Produce mobile valve element A44, valve rod A45 and the spring A46 for resetting valve element A44 under powering-off state, magnetic valve B41 are included in
Thermoelectrical potential produces mobile valve rod B47, valve element B48 and resets valve element B48 when thermoelectrical potential disappears spring in the case of coming into force
B49, valve element A44, valve rod A45, valve rod B47, valve element B48 are in cavity 42, and one of valve rod A45 offsets with valve element B48
Connect；
Valve element B48, which is in, in an initial condition blocks at the position of described two gas piping connector channels, original state
Refer to that warmer is in do not light a fire energization, non-operational state, valve rod A45 moves to promote valve element when magnetic valve A40 is powered
B48 is got out of the way so that two gas piping joints 43a, 43b keep communicating, in magnetic valve A40 power-off back valve core A44 in spring A46
Effect is lower to be resetted, and valve element B48 is resetted under the effect of spring B 49, and two gas piping joints 43a, 43b passage are blocked again；
When magnetic valve B41 receives thermoelectrical potential, it is mobile so that two gas piping joint 43a, 43b guarantors that valve element B48 is attracted generation
Hold and communicate, when thermoelectrical potential disappears, valve element B48 is resetted under the effect of spring B 49, and the logical of two gas piping joints is blocked again
Road.
Further say, pedestal 39 is fixedly linked with magnetic valve A40, magnetic valve A40 includes housing 50, is worn in housing 50
There is fixed iron core 51, the upper and lower ends of iron core 51 are equipped with external screw thread, and the upper end of iron core 51 is connected with a nut 52, nut
52 are against on housing 50, and the lower end of iron core 51 is connected with the threaded upper ends of pedestal 39；Iron core 51 is fixed by pedestal 39 with nut 52
In housing 50.
Coil 53 is surrounded with outside iron core 51, being provided with housing 50 is used for external wire with the electrode to coil power supply
54a, is provided with cavity 55 in iron core 51, and a valve rod A45 part is located in cavity 55, valve rod A45 another part and valve
Core A44 is in the cavity 42 of pedestal 39, and valve element A44 is fixedly sleeved on valve rod A45, and pad 56 is also cased with valve rod A45,
Provided with the first step 57 protruded out to the center of cavity 42 in cavity 42, pad 56 is against on first step 57, and the institute of pad 56
The position at place does not influence two gas piping joints 43a, 43b break-make all the time；Spring A46 be in valve element A44 and pad 56 it
Between, and spring A46 two ends offset with valve element A44, pad 56 respectively.
Magnetic valve B41 is fixedly installed on the lower end of pedestal, and magnetic valve B41 includes valve body 58, and valve body 58 is fixed, and valve
Body 58 is inserted in pedestal lower end and air seal is kept between the inwall of cavity 42, and valve rod B47 is located in valve body 58, valve element
B48 is fixed at valve rod B47 upper end, and valve rod B47 lower end activity is plugged in valve body 58, and valve element B48 is in outside valve body 58,
The lower end of valve body 58 is provided with electromagnet 59 and is used to connecting wire and makes at the electrode 54b of electromagnet energization generation magnetic force, spring B 49
Between valve element B48 and valve body 58, and the two ends of spring B 49 offset with valve element B48, valve body 58 respectively, are provided with cavity 42
Second step 60, second step 60 is exactly between the position that two gas piping joints 43a, 43b are staggered, valve element B48
Offseted with second step 60, therefore can be by the passageway break between two gas piping joints 43a, 43b.
The bottom of pedestal 39 is threadedly coupled with a nut 61, and described nut 61 has in-flanges 62, and the lower end of valve body 58 is provided with
After in the collar flange 63 of evagination, the insertion cavity 42 of valve body 58, collar flange 63 is against under pedestal 39 by described in-flanges 62
End.
Second control valve 64, is arranged in burner tie point 31, the break-make for controlling burner tie point 31,
It connects button ignition switch 35, the thermocouple 22 of battery case 36 and the 5th by wire respectively, and the second control valve 64 makes combustion when initial
The normally open that burner tie point 31 is on, is then converted to off state, further according to the after power-off when lighting a fire and being powered
Whether five thermocouples 22 can produce thermoelectrical potential and be automatically adjusted to shut-off or conducting state.
As shown in figure 9, the structure of the second control valve 64 is similar with the first control valve, normally opened shape is simply in an initial condition
State, switchs to normally off when being powered；In the case where powering off but having thermoelectrical potential, the second control valve 64 is off state, disconnected
Electricity in the case of thermoelectrical potential without being on normally open.
Specifically, the second described control valve 64 include pedestal and be installed on the upper and lower ends of pedestal 39 magnetic valve C65,
Magnetic valve D66, pedestal 39 has hollow cavity 42, and magnetic valve C65 connects button ignition switch 35, battery case 36, electricity by wire
Magnet valve D66 connects the 5th thermocouple 22 by wire, and the side wall of pedestal is provided with two one low one high gases of setting of staggering
Pipe joint 67a, 67b.
Magnetic valve C65 produces mobile valve element C68, valve rod C69 and makes valve under powering-off state in the case of being included in energization
Core C68 reset spring C70, magnetic valve D66 be included in produced in the case of thermoelectrical potential comes into force mobile valve rod D71, valve element D72 and
The spring D73 for resetting valve element D72 when thermoelectrical potential disappears, valve element C68, valve rod C69, valve rod D71, valve element D72 are in chamber
In body 42, one of valve rod C69 abuts against with valve element D72.
Valve element D72 is at the position for turning on described two gas piping joint 67a, 67b passages in an initial condition,
Valve rod C69 moves to promote valve element D72 movements so that two gas piping joints are blocked, in magnetic valve when magnetic valve C65 is powered
C65 powers off back valve core C68 and resetted under spring C70 effects, and valve element D72 is resetted under spring D73 effects, and two gas are turned on again
Body pipe joint 67a, 67b passage；When magnetic valve D66 receives thermoelectrical potential, it is mobile so that two that valve element D72 is attracted generation
Individual gas piping joint is kept blocking, when thermoelectrical potential disappears, and valve element D72 is resetted under spring D73 effects, and two are turned on again
Gas piping joint 67a, 67b passage.
Specifically, in the second control valve 64, pedestal 39 is fixedly linked with magnetic valve C65, and magnetic valve C65 includes housing
50, fixed iron core 51 is installed with housing 50, the upper and lower ends of iron core 51 are equipped with external screw thread, the upper end of iron core 51 and one
Nut 52 is connected, and nut 52 is against on housing 50, and the lower end of iron core 51 is connected with the threaded upper ends of pedestal 39；It is outer circular in iron core 51
There is coil 53, being provided with housing 50 is used for electrode 54a of the external wire to be powered to coil 53, and cavity is provided with iron core 51
55, valve rod C69 a part are located in cavity 55, and valve rod C69 another part and valve element C68 are in the cavity 42 of pedestal 39
Interior, valve element C68 is fixedly sleeved on valve rod C69, and pad 56 is also cased with valve rod C69, is provided with cavity 42 to cavity 42
The first step 57 of center extension, pad 56 is against on first step 57, and the location of pad 56 does not influence two all the time
Gas piping joint 67a, 67b break-make；Spring C70 is between valve element C68 and pad 56, and spring C70 two ends difference
Offseted with valve element C68, pad 56.
Magnetic valve D66 is fixedly installed on the lower end of pedestal 39, and magnetic valve D66 includes valve body 58, and valve body 58 is fixed, valve
Bar D71 is located in valve body 58, and valve element D72 is fixed at valve rod D71 end, and the lower end of valve body 58 is provided with electromagnet 59 and is used to
Connecting wire simultaneously makes electromagnet energization produce the electrode 54b of magnetic force, and spring D73 is between valve element D72 and valve body 58, and spring
D73 two ends are offseted with valve element D72, valve body 58 respectively, and second step 60, valve element D72 and second step 60 are provided with cavity
Offset.
The bottom of pedestal 39 is threadedly coupled with a nut 61, and described nut 61 has in-flanges 62, and the lower end of valve body 58 is provided with
After in the collar flange 63 of evagination, the insertion cavity 42 of valve body 58, collar flange 63 is against under pedestal 39 by described in-flanges 62
End.
In the second control valve 64, two gas piping joints 67a, 67b are one high and one low, and the upper end of valve body 58 is in low gas
Body pipe joint passage 67a's is lower along at lower end position, and second step 60 is in high gas piping connector channel 67b upper edge
At position, make it that two gas piping joints 67a, 67b keep communicating under original state, between valve rod D and the cavity of pedestal
Leave space.
The application method and the course of work of the present invention is as follows：
The design of the present invention is employed, user even can be natural gas or liquefied gas situation being unaware of source of the gas
Under, can normally it use.
When it is natural gas that source of the gas is actual, main tracheae 23 is connected, master control knob is opened, presses button ignition switch 35, now, the
The energization of one control valve 38 makes the valve element B in the valve element A movable top open electromagnetic valves B in magnetic valve A, so that at the first control valve 38
In conducting state, that is to say, that ever-burning flame tie point, the branch road of ever-burning flame second are now in conducting state, and second controls
Valve also produces similar action and become an OFF state；Pulse igniter, ignition electrode also work simultaneously, due to the spray of the first fire tube kept burning day and night
Mouth be according to injection Natural gas standard design, therefore the first fire tube kept burning day and night naturally be ignited produce flame, first, second
Thermocouple is in the range of the flame of the first fire tube kept burning day and night and produces thermoelectrical potential, and three thermocouple is in Flame of Natural Gas
Outside scope, thermoelectrical potential is not produced, and because the nozzle of the second fire tube kept burning day and night is designed according to injection liquefied gas standard, so its
Aperture is smaller, and not enough, the second fire tube kept burning day and night can not be lighted pressure；
Button ignition switch 35 is then unclamped, in shutdown transient, the first control valve reverts to normally closed shape in the presence of spring A
State, but be due to the thermoelectrical potential with the presence of the second thermocouple, the magnetic valve B of the first control valve produces magnetic force and holds valve element B, again
Again the first control valve is turned on, at this moment two ever-burning flame branch roads are in conducting state；And the second control valve then reverts to conducting
State；Unclamp and temperature control knob is opened after button ignition switch 35, that is, burner supply air line is opened, because the second control valve is now in
Initial normally opened conducting state, and the second fire tube kept burning day and night is unignited, and the 5th thermocouple does not produce thermoelectrical potential, does not control second
Valve constitutes influence, so burner tie point, the second branch road of burner two-way all lead to all the time, sprays natural into burner
Gas, when reaching the gas outlet of burner, by the flame ignition of the first fire tube kept burning day and night, burner can be used normally, two long
Naked light branch road and two burner branch roads are conducting state.
When it is liquefied gas that source of the gas is actual, main tracheae 23 is connected, master control knob is opened, presses button ignition switch 35, now, the
The energization of one control valve 38 makes the valve element B in the valve element A movable top open electromagnetic valves B in magnetic valve A, so that at the first control valve 38
In conducting state, that is to say, that ever-burning flame tie point, the branch road of ever-burning flame second are now in conducting state, and second controls
Valve also produces similar action and become an OFF state；Pulse igniter, ignition electrode also work simultaneously, due to the spray of the first fire tube kept burning day and night
Mouth is designed according to injection Natural gas standard, and is now the liquefied gas that pressure is larger in pipeline, therefore the first fire tube kept burning day and night
It is ignited producing longer flame, first, second, third thermocouple is in the range of the flame of the first fire tube kept burning day and night and equal
Produce thermoelectrical potential；And because the nozzle of the second fire tube kept burning day and night is according to injection liquefied gas standard design, so the second ever-burning flame
Pipe is natural to be ignited, and now two fire tubes kept burning day and night are ignited.
Button ignition switch 35 is then unclamped, in shutdown transient, the first control valve reverts to normally closed shape in the presence of spring A
State, while the thermoelectrical potential that second, third thermocouple is produced is offseted, the first control valve, which will not be constituted, influences, the first control valve
Continue to be held off, make to have cut off ever-burning flame tie point, the flame of the first fire tube kept burning day and night finally extinguishes；And the second control
Valve then reverts to conducting state in shutdown transient；Unclamp and temperature control knob is opened after button ignition switch 35, that is, open burner air supply pipe
Road, lights state because the second fire tube kept burning day and night is in, the 5th thermocouple is produced thermoelectrical potential, therefore make the second control valve by turning on
State becomes an OFF state again, has cut off burner tie point, and the remaining branch road of burner second is conducting, by second nozzle
Liquefied gas is sprayed into burner, when reaching the gas outlet of burner, by the flame ignition of the second fire tube kept burning day and night, burner is
Can normally it use, the branch road of ever-burning flame second is in the conduction state, ever-burning flame tie point and combustion with the branch road of burner second
Burner tie point is off state.
Claims (14)
1. a kind of self-adapting type gas-fired warmer with dual gas sources, it is characterized in that including：
It is provided with shower nozzle by burner, the air inlet of the burner, described shower nozzle has adapts to natural gas, liquefied gas respectively
First jet, second nozzle, and be connected respectively with first jet, second nozzle first interface, second interface；
Suitable for the first ODS hypoxia protection devices of natural gas, it is arranged at by burner, the first described ODS hypoxia protection devices
Including the first fire tube kept burning day and night, ignition electrode and first, second, third thermocouple, first, second thermocouple is close to the first ever-burning flame
The nozzle of pipe and it is in the flame region that the first fire tube kept burning day and night sprays, three thermocouple is relatively distant from the first fire tube kept burning day and night
Nozzle but it is in outside the Flame of Natural Gas region that the first fire tube kept burning day and night sprays, in liquefied gas flame region；
Suitable for the 2nd ODS hypoxia protection devices of liquefied gas, it is arranged at by burner, the 2nd described ODS hypoxia protection devices
Including the second fire tube kept burning day and night, ignition electrode and the four, the 5th thermocouples, the four, the 5th thermocouples are close to the second fire tube kept burning day and night
Nozzle and it is in the flame region of the second fire tube kept burning day and night；The nozzle bore of first fire tube kept burning day and night is more than the second fire tube kept burning day and night
Nozzle bore；
Main tracheae, to connect source of the gas, main tracheae is divided into ever-burning flame supply air line after a main control valve and supplied with burner
Pipeline, ever-burning flame supply air line is divided into ever-burning flame tie point, the branch road of ever-burning flame second, ever-burning flame tie point connection first again
Fire tube kept burning day and night, the branch road of ever-burning flame second connects the second fire tube kept burning day and night；Burner supply air line is divided into burner tie point, combustion again
The branch road of burner second, burner tie point connects the first interface of shower nozzle, and the second of the branch road of burner second connection shower nozzle connects
Mouthful, the first, the 4th thermocouple connects main control valve by wire respectively；
IGC Module, including button ignition switch and the battery case, the pulse igniter that are connected respectively with button ignition switch by wire,
Pulse igniter is connected with two ignition electrodes；
First control valve, is arranged in ever-burning flame tie point, the break-make for controlling ever-burning flame tie point, and it passes through respectively
Wire connection button ignition switch, battery case and second, third thermocouple, the first control valve makes at ever-burning flame tie point when initial
In the normally off of shut-off, conducting state is then converted to when lighting a fire and being powered, is combined after power-off further according to second, third thermocouple
Whether the situation of coming into force is automatically adjusted on or off state to the thermoelectrical potential of generation；
Second control valve, is arranged in burner tie point, the break-make for controlling burner tie point, and it passes through respectively
Wire connection button ignition switch, battery case and the 5th thermocouple, the second control valve is in burner tie point to lead when initial
Logical normally open, is then converted to off state when lighting a fire and being powered, whether heat can be produced further according to the 5th thermocouple after power-off
Potential is automatically adjusted to shut-off or conducting state.
2. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 1, it is characterized in that：
The first described control valve includes pedestal and is installed on the magnetic valve A of pedestal upper and lower ends, magnetic valve B, during pedestal has
Empty cavity, magnetic valve A connects button ignition switch, battery case by wire, and magnetic valve B connects second, third thermoelectricity by wire
Even, the side wall of pedestal is provided with two gas piping joints of setting of staggering, and magnetic valve A produces movement in the case of being included in energization
Valve element A, valve rod A and make under powering-off state valve element A reset spring A, magnetic valve B be included in the case of thermoelectrical potential comes into force produce
Raw mobile valve rod B, valve element B and the spring B for resetting valve element B when thermoelectrical potential disappears, valve element A, valve rod A, valve rod B, valve element B
It is in cavity, one of valve rod A abuts against with valve element B；
Valve element B, which is in, in an initial condition blocks at the position of described two gas piping connector channels, when magnetic valve A is powered
Valve rod A movements are to promote valve element B to get out of the way so that two gas piping joints keep communicating, in magnetic valve A power-off back valve core A in bullet
Spring A effects are lower to be resetted, and valve element B is resetted under spring B effect, and the passage of two gas piping joints is blocked again；In magnetic valve B
When receiving thermoelectrical potential, valve element B is attracted generation movement so that two gas piping joints keep communicating, in thermoelectrical potential disappearance
When, valve element B is resetted under spring B effect, and the passage of two gas piping joints is blocked again.
3. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 2, it is characterized in that：Pedestal and magnetic valve A
It is fixedly linked, magnetic valve A includes housing, and fixed iron core is installed with housing, coil is surrounded with outside iron core, in housing
Being provided with is used for external wire with the electrode to coil power supply, and cavity is provided with iron core, and a valve rod A part is located in cavity
Interior, valve rod A another part and valve element A are in the cavity of pedestal, and valve element A is fixedly sleeved on valve rod A, on valve rod A also
Pad is cased with, first step is provided with cavity, pad is against on first step, and the location of pad does not influence two all the time
The break-make of individual gas piping joint；Spring A is between valve element A and pad, and spring A two ends respectively with valve element A, pad phase
Support.
4. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 3, it is characterized in that：Iron core upper and lower ends are equal
Provided with external screw thread, the upper end of iron core is connected with a nut, and nut is against on housing, and lower end and the pedestal threaded upper ends of iron core connect
Connect.
5. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 2, it is characterized in that：Magnetic valve B is fixed and set
Put in the lower end of pedestal, magnetic valve B includes valve body, valve body is fixed, and valve rod B is located in valve body, and valve element B is fixed at valve
Bar B end, valve body lower end is provided with electromagnet and is used to connecting wire and makes the electrode of electromagnet energization generation magnetic force, spring B
Between valve element B and valve body, and the two ends of spring B are offseted with valve element B, valve body respectively, and second step, valve are provided with cavity
Core B offsets with second step.
6. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 5, it is characterized in that：Pedestal bottom and a spiral shell
Cap thread is connected, and described nut has in-flanges, and valve body lower end is provided with the collar flange of evagination, after valve body insertion cavity is interior,
Collar flange is against pedestal lower end by described in-flanges.
7. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 1, it is characterized in that：Provided with company in shower nozzle
Second air flue of the first air flue of logical first interface and first jet, connection second interface and second nozzle, the first air flue and the
Two air flues are spaced apart.
8. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 1 or 7, it is characterized in that：First jet
Length is more than the length of second nozzle, and the aperture of first jet is more than the aperture of second nozzle.
9. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 1, it is characterized in that：
The second described control valve includes pedestal and is installed on the magnetic valve C of pedestal upper and lower ends, magnetic valve D, during pedestal has
Empty cavity, magnetic valve C connects button ignition switch, battery case by wire, and magnetic valve D connects the 5th thermocouple, seat by wire
The side wall of body is provided with two gas piping joints of setting of staggering, and magnetic valve C produces mobile valve in the case of being included in energization
Core C, valve rod C and the spring C for resetting valve element C under powering-off state, magnetic valve D, which are included in the case of thermoelectrical potential comes into force, produces shifting
Dynamic valve rod D, valve element D and the spring D for resetting valve element D when thermoelectrical potential disappears, valve element C, valve rod C, valve rod D, valve element D locate
In cavity, one of valve rod C abuts against with valve element D；
Valve element D is at the position for turning on described two gas piping connector channels in an initial condition, when magnetic valve C is powered
Valve rod C movements power off back valve core C in spring C to promote valve element D to move so that blocking two gas piping joints in magnetic valve C
Effect is lower to be resetted, and valve element D is resetted under spring D effects, and the passage of two gas piping joints is turned on again；Connect in magnetic valve D
When receiving thermoelectrical potential, valve element D is attracted that generation is mobile so that two gas piping joints keep blocking, when thermoelectrical potential disappears,
Valve element D is resetted under spring D effects, and the passage of two gas piping joints is turned on again.
10. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 9, it is characterized in that：Pedestal and magnetic valve C
It is fixedly linked, magnetic valve C includes housing, and fixed iron core is installed with housing, coil is surrounded with outside iron core, in housing
Being provided with is used for external wire with the electrode to coil power supply, and cavity is provided with iron core, and a valve rod C part is located in cavity
Interior, valve rod C another part and valve element C are in the cavity of pedestal, and valve element C is fixedly sleeved on valve rod C, on valve rod C also
Pad is cased with, first step is provided with cavity, pad is against on first step, and the location of pad does not influence two all the time
The break-make of individual gas piping joint；Spring C is between valve element C and pad, and spring C two ends respectively with valve element C, pad phase
Support.
11. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 10, it is characterized in that：Iron core upper and lower ends
External screw thread is equipped with, the upper end of iron core is connected with a nut, and nut is against on housing, lower end and the pedestal threaded upper ends of iron core connect
Connect.
12. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 9, it is characterized in that：Magnetic valve D is fixed and set
Put in the lower end of pedestal, magnetic valve D includes valve body, valve body is fixed, and valve rod D is located in valve body, and valve element D is fixed at valve
Bar D end, valve body lower end is provided with electromagnet and is used to connecting wire and makes the electrode of electromagnet energization generation magnetic force, spring D
Between valve element D and valve body, and spring D two ends are offseted with valve element D, valve body respectively, and second step, valve are provided with cavity
Core D offsets with second step.
13. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 12, it is characterized in that：Pedestal bottom and one
Nut is threadedly coupled, and described nut has in-flanges, and valve body lower end is provided with the collar flange of evagination, valve body insertion cavity
Afterwards, collar flange is against pedestal lower end by described in-flanges.
14. a kind of self-adapting type gas-fired warmer with dual gas sources according to claim 12, it is characterized in that：Two gas pipings
Joint is one high and one low, and valve body is in the lower along at lower end position of low gas piping connector channel, and second step is in high gas
Along at position on body pipe joint passage, space is left between valve rod D and the cavity of pedestal.
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| CN108916876A (en) * | 2018-07-05 | 2018-11-30 | 南京锐控机电制造有限公司 | Gas source automatic identification control device and gas source automatic identifying method |
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| EP1857739A2 (en) * | 2006-05-17 | 2007-11-21 | David Deng | Oxygen depletion sensor |
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Effective date of registration: 20180322 Address after: 211100 Jiangsu city of Nanjing province Jiangning Airport Economic Zone No. 10 bell hill road junction (Jiangning Development Zone) Patentee after: Nanjing Rui control mechanical and Electrical Manufacturing Co., Ltd. Address before: 321102 three Xin Road, Lanxi Economic Development Zone, Zhejiang Province, No. 27 Patentee before: Fu Guohong |
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