CN203098940U - Dual-gas-supply control valve and dual-gas-supply control system - Google Patents
Dual-gas-supply control valve and dual-gas-supply control system Download PDFInfo
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- CN203098940U CN203098940U CN 201320014219 CN201320014219U CN203098940U CN 203098940 U CN203098940 U CN 203098940U CN 201320014219 CN201320014219 CN 201320014219 CN 201320014219 U CN201320014219 U CN 201320014219U CN 203098940 U CN203098940 U CN 203098940U
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Abstract
The utility model discloses a dual-gas-supply control valve which comprises a fuel gas change-over valve, wherein a fuel gas change-over valve low heating value fuel gas inlet and a fuel gas change-over valve low heating value fuel gas outlet are communicated with each other and formed in a fuel gas change-over valve body, a fuel gas change-over valve high heating value fuel gas inlet and a fuel gas change-over valve high heating value fuel gas outlet are communicated with each other and formed in the fuel gas change-over valve body, a fuel gas change-over valve low heating value fuel gas nozzle gas inlet and a fuel gas change-over valve low heating value fuel gas nozzle gas outlet are communicated with each other and further formed in the fuel gas change-over valve body, and the control device can control a fuel gas change-over valve ignition safety device high heating value fuel gas outlet and a fuel gas change-over valve fuel gas safety ignition device gas inlet to be closed and meanwhile control a fuel gas change-over valve ignition safety device low heating value fuel gas outlet and a fuel gas change-over valve fuel gas safety ignition device gas outlet to be conducted. When different types of fuel gas enters the dual-gas-supply control valve, the system can be switched to a right pressure-reducing valve, a right fuel gas ignition safety device and a right nozzle.
Description
Technical field
The utility model provides a kind of control valve, a kind of more precisely dual gas supply control valve.
Background technique
In the general gas burning system, the combustion gas difference, reduction valve is then different, and corresponding some fire safety devices can be different, and gas nozzle can be different in addition.And in the double-source gas system of present stage, when inserting different combustion gas, system can not switch to right reduction valve, some fire safety devices and nozzle, needs manually to change, and is inconvenient to use.
The model utility content
The purpose of this utility model provides a kind of dual gas supply control valve and dual gas supply control system, and it can solve the above-mentioned shortcoming of prior art.
The utility model is by the following technical solutions:
A kind of dual gas supply control valve, comprise a gas conversion valve, described gas conversion valve valve body is provided with a gas conversion valve fuel gas with low heat value suction port and a gas conversion valve fuel gas with low heat value air outlet that is communicated with, and the gas conversion valve higher calorific value gas inlet and the gas conversion valve higher calorific value gas outlet that are communicated with; And described gas conversion valve also is provided with a gas conversion valve point fire safety devices suction port and a gas conversion valve point fire safety devices fuel gas with low heat value air outlet that is communicated with described gas conversion valve point fire safety devices suction port respectively and a gas conversion valve point fire safety devices higher calorific value gas outlet; Also be provided with a gas conversion valve fuel gas with low heat value nozzle suction port and a gas conversion valve fuel gas with low heat value nozzle air outlet of connection on the described gas conversion valve valve body; Described valve inner also is provided with control gear, described control gear disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described control gear may command described gas conversion valve point fire safety devices higher calorific value gas outlet and described gas conversion valve gas safe ignition mechanism suction port disconnect, simultaneously with described gas conversion valve point fire safety devices fuel gas with low heat value air outlet and the conducting of described gas conversion valve gas safe ignition mechanism suction port, and with described gas conversion valve fuel gas with low heat value nozzle suction port and the air outlet conducting of described gas conversion valve fuel gas with low heat value nozzle.
Described gas conversion valve fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing, and described gas conversion valve higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing.
Described control gear comprises a seal bar, described seal bar one end connects described fuel gas with low heat value suction port Sealing, the other end connects a sealing gasket and a sealed nozzle pad, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
A kind of multi-functional dual gas supply control system, also comprise a higher calorific value combustion gas reduction valve and a fuel gas with low heat value reduction valve, described higher calorific value reduction valve comprises by being located at a reduction valve higher calorific value gas inlet and the reduction valve higher calorific value gas outlet that the inner higher calorific value blast tube of described higher calorific value combustion gas relief valve body is communicated with, described higher calorific value blast tube inside is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the higher calorific value combustion gas relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described higher calorific value combustion gas relief valve body; Described lower calorific value reduction valve comprises by a reduction valve fuel gas with low heat value suction port of the fuel gas with low heat value channel connection of being located at described fuel gas with low heat value relief valve body inside and a reduction valve fuel gas with low heat value suction port, described fuel gas with low heat value channel interior is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the fuel gas with low heat value relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described fuel gas with low heat value relief valve body.
Comprise that also a higher calorific value reduction valve and a fuel gas with low heat value reduction valve are fixed as one, and described higher calorific value combustion gas reduction valve air outlet and described fuel gas with low heat value reduction valve air outlet are fixed into one.
Also comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with the air outlet of described higher calorific value combustion gas reduction valve and the air outlet of described fuel gas with low heat value reduction valve; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described gas conversion valve point fire safety devices suction port; Burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with the described gas conversion valve point fire safety devices higher calorific value gas outlet and the described gas conversion valve point fire safety devices fuel gas with low heat value air outlet of described gas conversion valve respectively; Described burner inside also is provided with air mixer, connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle on the described air mixer, described fuel gas with low heat value nozzle is connected with described gas conversion valve fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
Described burner comprises a higher calorific value gas burner and a fuel gas with low heat value burner; Described air mixer comprises a higher calorific value gas-air mixer and a fuel gas with low heat value air mixer, and described fuel gas with low heat value nozzle and described higher calorific value gas nozzle are arranged at respectively on described higher calorific value gas-air mixer and the described fuel gas with low heat value air mixer.
A kind of dual gas supply control valve, comprise a valve body, described valve body is provided with a fuel gas with low heat value suction port, a higher calorific value gas outlet and a combustion gas master air outlet, described fuel gas with low heat value suction port is communicated with described combustion gas master air outlet by the fuel gas with low heat value relief passage of being located at described valve inner, and described higher calorific value gas inlet is communicated with described combustion gas master air outlet by a higher calorific value combustion gas relief passage of being located at described valve inner; Also be provided with a gas safe ignition mechanism suction port on the described valve body, and the higher calorific value gas safe ignition mechanism air outlet and the fuel gas with low heat value safety ignitor air outlet that are communicated with described gas safe ignition mechanism suction port of some fire safety devices higher calorific value blast tubes by being located at valve inner and some fire safety devices higher calorific value blast tubes respectively; Also be provided with a fuel gas with low heat value nozzle suction port and a fuel gas with low heat value nozzle air outlet of connection on the described valve body; Described valve inner also is provided with control gear, described control gear is with described some fire safety devices suction port and described higher calorific value point fire safety devices air outlet conducting, described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet are disconnected, described higher calorific value gas safe ignition mechanism air outlet controlled by described control gear and described gas safe ignition mechanism suction port disconnects, simultaneously with described fuel gas with low heat value safety ignitor air outlet and the conducting of described gas safe ignition mechanism suction port, and with described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet conducting.
Described fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing, and described higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing.
Described control gear comprises a seal bar, described seal bar one end connects described fuel gas with low heat value suction port Sealing, the other end connects a sealing gasket and a sealed nozzle pad, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
Described higher calorific value blast tube inside is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the higher calorific value combustion gas relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described higher calorific value combustion gas relief valve body; Described lower calorific value reduction valve comprises by a reduction valve fuel gas with low heat value suction port of the fuel gas with low heat value channel connection of being located at described fuel gas with low heat value relief valve body inside and a reduction valve fuel gas with low heat value suction port, described fuel gas with low heat value channel interior is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the fuel gas with low heat value relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described fuel gas with low heat value relief valve body.
A kind of multi-functional dual gas supply control system, it is characterized in that, comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with described combustion gas master air outlet; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described some fire safety devices suction port; One burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with described higher calorific value point fire safety devices air outlet and described lower calorific value point fire safety devices air outlet respectively; Described burner comprises a higher calorific value gas burner and a fuel gas with low heat value burner, described higher calorific value gas burner inside also is provided with a higher calorific value gas-air mixer, described fuel gas with low heat value burner inside also is provided with a fuel gas with low heat value air mixer, described fuel gas with low heat value air mixer and described higher calorific value gas-air mixer connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle respectively, described fuel gas with low heat value nozzle is connected with described gas conversion valve fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
A kind of multi-functional dual gas supply control system, comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with the air outlet of described higher calorific value combustion gas reduction valve and the air outlet of described fuel gas with low heat value reduction valve; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described some fire safety devices suction port; Burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with described higher calorific value point fire safety devices air outlet and described lower calorific value point fire safety devices air outlet respectively; Described burner inside also is provided with air mixer, connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle on the described air mixer, described fuel gas with low heat value nozzle is connected with described fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
The utility model has the advantages that: when promptly inserting different combustion gas, system can switch to just reduction valve, some fire safety devices and nozzle.
Description of drawings
Below in conjunction with embodiment and accompanying drawing the utility model is elaborated, wherein:
Fig. 1 is first an embodiment's of the present utility model structural representation.
Fig. 2 is first generalized section of Fig. 1.
Granary 3 is second generalized sections of Fig. 1.
Fig. 4 is second an embodiment's of the present utility model structural representation.
Fig. 5 is second structural representation of Fig. 4.
Fig. 6 is the side structure schematic representation of Fig. 4.
Fig. 7 is the plan structure schematic representation of Fig. 4.
Fig. 8 is the cut-away view along D-D among Fig. 6.
Fig. 9 is the cut-away view along H-H among Fig. 7.
Figure 10 is the cut-away view along E-E among Fig. 7.
Figure 11 is the structural representation when inserting fuel gas with low heat value among Fig. 8.
Figure 12 is the structural representation when inserting fuel gas with low heat value among Fig. 9.
Figure 13 is the structural representation when inserting fuel gas with low heat value among Figure 10.
Figure 14 is the structural representation when inserting the higher calorific value combustion gas among Fig. 8.
Figure 15 is the structural representation when inserting the higher calorific value combustion gas among Fig. 9.
Figure 16 is the structural representation when inserting the higher calorific value combustion gas among Figure 10.
Figure 17 is first embodiment's of a dual gas supply control system of the present utility model structural representation.
Figure 18 is the structural representation of Figure 17 when using fuel gas with low heat value.
Figure 19 is the structural representation of Figure 17 when using the higher calorific value combustion gas.
Second embodiment's of Figure 20 dual gas supply control system of the present utility model structural representation.
Figure 21 is the structural representation of Figure 20 when using fuel gas with low heat value.
Figure 22 is the structural representation of Figure 20 when using the higher calorific value combustion gas.
The 3rd embodiment's of Figure 23 dual gas supply control system of the present utility model structural representation.
Figure 24 is the structural representation of Figure 23 when using fuel gas with low heat value.
Figure 25 is the structural representation of Figure 23 when using the higher calorific value combustion gas.
The 4th embodiment's of Figure 26 dual gas supply control system of the present utility model structural representation.
Figure 27 is the structural representation of Figure 26 when using fuel gas with low heat value.
Figure 28 is the structural representation of Figure 26 when using the higher calorific value combustion gas.
The 5th embodiment's of Figure 29 dual gas supply control system of the present utility model structural representation.
Figure 30 is the structural representation of Figure 29 when using fuel gas with low heat value.
Figure 31 is the structural representation of Figure 29 when using the higher calorific value combustion gas.
Figure 32 is a principle schematic of the present utility model.
Figure 33 is the structural representation that uses fuel gas with low heat value among Figure 32.
Figure 34 is the structural representation that uses the higher calorific value combustion gas among Figure 32.
Figure 35 is a principle schematic of the present utility model.
Figure 36 is the structural representation that uses fuel gas with low heat value among Figure 35.
Figure 37 is the structural representation that uses the higher calorific value combustion gas among Figure 35.
Embodiment
Further set forth embodiment of the present utility model below in conjunction with accompanying drawing:
As shown in Figure 1 to Figure 3, a kind of dual gas supply control valve comprises a gas conversion valve 10, and described gas conversion valve valve body is provided with a gas conversion valve fuel gas with low heat value suction port 101 and a gas conversion valve fuel gas with low heat value air outlet 103 that is communicated with; And the gas conversion valve higher calorific value gas inlet 102 and the gas conversion valve higher calorific value gas outlet 104 that are communicated with; And described gas conversion valve also is provided with a gas conversion valve point fire safety devices suction port 107, and a gas conversion valve point fire safety devices fuel gas with low heat value air outlet 105 that is communicated with described gas conversion valve point fire safety devices suction port 107 respectively and a gas conversion valve point fire safety devices higher calorific value gas outlet 106; Also be provided with a gas conversion valve fuel gas with low heat value nozzle suction port 108 and a gas conversion valve fuel gas with low heat value nozzle air outlet 109 of connection on the described gas conversion valve valve body; Described valve inner also is provided with control gear, described control gear is with described gas conversion valve point fire safety devices suction port and the conducting of described gas conversion valve point fire safety devices higher calorific value gas outlet, described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet are disconnected, described control gear can disconnect described gas conversion valve point fire safety devices higher calorific value gas outlet and described gas conversion valve gas safe ignition mechanism suction port, simultaneously with described gas conversion valve point fire safety devices fuel gas with low heat value air outlet and the conducting of described gas conversion valve gas safe ignition mechanism suction port, and with described gas conversion valve fuel gas with low heat value nozzle suction port and the air outlet conducting of described gas conversion valve fuel gas with low heat value nozzle.
Described gas conversion valve fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing 111, and described gas conversion valve higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing 114.
Described control gear comprises a seal bar 112, described seal bar one end connects described fuel gas with low heat value suction port Sealing 111, the other end connects a sealing gasket 113 and a sealed nozzle pad 115, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
Extremely shown in Figure 34 as Figure 29, the utility model also discloses a kind of multi-functional dual gas supply control system, also comprise a higher calorific value combustion gas reduction valve 41 and a fuel gas with low heat value reduction valve 42, higher calorific value combustion gas reduction valve and fuel gas with low heat value reduction valve are fixed into one the tunnel by a threeway with the air outlet, described higher calorific value reduction valve comprises by being located at a reduction valve higher calorific value gas inlet and the reduction valve higher calorific value gas outlet that the inner higher calorific value blast tube of described higher calorific value combustion gas relief valve body is communicated with, described higher calorific value blast tube inside is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the higher calorific value combustion gas relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described higher calorific value combustion gas relief valve body; Described lower calorific value reduction valve comprises by a reduction valve fuel gas with low heat value suction port of the fuel gas with low heat value channel connection of being located at described fuel gas with low heat value relief valve body inside and a reduction valve fuel gas with low heat value suction port, described fuel gas with low heat value channel interior is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the fuel gas with low heat value relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described fuel gas with low heat value relief valve body.
To shown in Figure 31, higher calorific value reduction valve of the present utility model and fuel gas with low heat value reduction valve are fixed a reduction valve 4 as Figure 29, and described higher calorific value combustion gas reduction valve air outlet and described fuel gas with low heat value reduction valve air outlet are by being fixed into one.
The utility model also comprises a control valve 1, control valve is provided with a control valve suction port 13, a control valve nozzle air outlet 11 and some fire safety devices air outlet 14, and control valve suction port 13 is communicated with the air outlet of higher calorific value combustion gas reduction valve 41 and the air outlet of fuel gas with low heat value reduction valve 42; Control valve nozzle air outlet 11 and higher calorific value gas nozzle 6 and gas conversion valve fuel gas with low heat value nozzle suction port 108; Point fire safety devices air outlet 14 is communicated with gas conversion valve point fire safety devices suction port 107; One burner 8, be fixed with a fuel gas with low heat value point fire safety devices 21 and a higher calorific value gas ignition safety installations 22 on the burner 8, higher calorific value gas ignition safety installations 22 and fuel gas with low heat value point fire safety devices 21 are connected with the gas conversion valve point fire safety devices higher calorific value gas outlet 105 and the gas conversion valve point fire safety devices fuel gas with low heat value air outlet 106 of gas conversion valve respectively; 8 burner inside also are provided with air mixer 3, connect a fuel gas with low heat value nozzle 6 and a higher calorific value gas nozzle 3 on the air mixer 3, fuel gas with low heat value nozzle 6 is connected with gas conversion valve fuel gas with low heat value nozzle air outlet 109, and higher calorific value gas nozzle 3 is connected with control valve nozzle air outlet 11; Also comprise an igniter 5, igniter is connected with burner.
Described burner comprises a higher calorific value gas burner 81 and a fuel gas with low heat value burner 82; Air mixer comprises a higher calorific value gas-air mixer 31 and a fuel gas with low heat value air mixer 32, and higher calorific value gas-air mixer 31 an and fuel gas with low heat value air mixer 32 is located at respectively and fuel gas with low heat value nozzle 7 and higher calorific value gas nozzle 6 are arranged at respectively on higher calorific value gas-air mixer 31 and the fuel gas with low heat value air mixer 32.
Working principle of the present utility model is: when using fuel gas with low heat value, the fuel gas with low heat value suction port of gas conversion valve inserts combustion gas, at this moment, gas kitchen pipe joint compresses Sealing, drive seal bar and sealing gasket simultaneously, sealing gasket disconnects described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port, simultaneously described fuel gas with low heat value safety ignitor air outlet is communicated with described gas safe ignition mechanism suction port; The gas conversion valve gas outlet inserts reduction valve, flow into control valve through behind the reduction valve, flow out the back in the outlet of control valve inner nozzle and be divided into two-way by threeway, one the tunnel connects the higher calorific value gas nozzle, another road connects gas conversion valve fuel gas with low heat value suction port, flow into the fuel gas with low heat value nozzle from gas conversion valve fuel gas with low heat value air outlet; The gas safe ignition mechanism suction port that the combustion gas of flowing out from the some fire safety devices air outlet of control valve is linked into dual gas supply control valve valve body flows out from fuel gas with low heat value safety ignitor air outlet then, flow into the fuel gas with low heat value safety ignitor again; When the pipe coupling of fuel gas with low heat value is taken off, because the elastic force of first spring and second spring, seal bar drives fuel gas with low heat value suction port Sealing the fuel gas with low heat value suction port is sealed, simultaneously lower calorific value safety ignitor air outlet and gas safe ignition mechanism suction port are disconnected, higher calorific value safety ignitor air outlet is communicated with gas safe ignition mechanism suction port simultaneously, seal bar drives nozzle seal with gas conversion valve fuel gas with low heat value channel seal simultaneously, the combustion gas of flowing out from the jet expansion of control valve flow into the higher calorific value gas nozzle, the combustion gas of flowing out from the some fire safety devices air outlet of control valve is linked into the gas safe ignition mechanism suction port of dual gas supply control valve valve body, flows out to higher calorific value gas ignition safety installations from changing valve higher calorific value gas outlet then.
Extremely shown in Figure 16 as Fig. 4, a kind of dual gas supply control valve, comprise a valve body, described valve body is provided with a fuel gas with low heat value suction port 102, a higher calorific value gas outlet 101 and a combustion gas master air outlet 106, fuel gas with low heat value suction port 102 is communicated with combustion gas master air outlet 106 by the fuel gas with low heat value relief passage of being located at valve inner, and higher calorific value gas inlet 101 is communicated with combustion gas master air outlet 106 by a higher calorific value combustion gas relief passage of being located at valve inner; Valve body also is provided with a gas safe ignition mechanism suction port 104, and the higher calorific value gas safe ignition mechanism air outlet 105 and the fuel gas with low heat value safety ignitor air outlet 103 that are communicated with gas safe ignition mechanism suction port of some fire safety devices higher calorific value blast tubes by being located at valve inner and some fire safety devices higher calorific value blast tubes respectively; Also be provided with a fuel gas with low heat value nozzle suction port 107 and a fuel gas with low heat value nozzle air outlet 108 of connection on the valve body; Valve inner also is provided with control gear, control gear is with described some fire safety devices suction port and described higher calorific value point fire safety devices air outlet conducting, described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet are disconnected, described control gear can disconnect described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port, simultaneously with described fuel gas with low heat value safety ignitor air outlet and the conducting of described gas safe ignition mechanism suction port, and with described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet conducting.
Described fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing, and described higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing.
Described control gear comprises a seal bar 113, described seal bar one end connects described fuel gas with low heat value suction port Sealing 110, the other end connects a sealing gasket 112 and a sealed nozzle pad 116, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
Described fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing 110, and described higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing 109.
Seal bar is connected an end with higher calorific value gas inlet Sealing and is arranged with one first spring 114, and an end of first spring is limited on the seal bar, the other end is spacing by valve body, and seal bar is connected an end and is arranged with one second spring 115 with sealing gasket, and an end of first spring is limited on the seal bar, and the other end is spacing by valve body.
Described higher calorific value blast tube and described fuel gas with low heat value channel interior are respectively equipped with a pressure regulation bolt 119, one end of described pressure regulation bolt is fixed in the central position of an epithelium 118, and be fixed on the valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described valve body, and is provided with a seal ring 117 with pressure regulation bolt coupling place on the described valve body.
Extremely shown in Figure 19 as Figure 17, the utility model also comprises a control valve 1, control valve is provided with a control valve suction port 13, a control valve nozzle air outlet 11 and some fire safety devices air outlet 14, and control valve suction port 13 is communicated with the air outlet of higher calorific value combustion gas reduction valve 41 and the air outlet of fuel gas with low heat value reduction valve 42; Control valve nozzle air outlet 11 and higher calorific value gas nozzle 6 and gas conversion valve fuel gas with low heat value nozzle suction port 108; Point fire safety devices air outlet 14 is communicated with gas conversion valve point fire safety devices suction port 107; One burner 8, be fixed with a fuel gas with low heat value point fire safety devices 21 and a higher calorific value gas ignition safety installations 22 on the burner 8, higher calorific value gas ignition safety installations 22 and fuel gas with low heat value point fire safety devices 21 are connected with the gas conversion valve point fire safety devices higher calorific value gas outlet 105 and the gas conversion valve point fire safety devices fuel gas with low heat value air outlet 106 of gas conversion valve respectively; Burner 8 inside also are provided with air mixer 3, connect a fuel gas with low heat value nozzle 6 and a higher calorific value gas nozzle 3 on the air mixer 3, fuel gas with low heat value nozzle 6 is connected with gas conversion valve fuel gas with low heat value nozzle air outlet 109, higher calorific value gas nozzle 3 is connected with control valve nozzle air outlet 11, also comprise an igniter, this igniter 5 is connected with burner.
Extremely shown in Figure 28 as Figure 26, burner of the present utility model comprises a higher calorific value gas burner 81 and a fuel gas with low heat value burner 82, described higher calorific value gas burner inside also is provided with a higher calorific value gas-air mixer 31, described fuel gas with low heat value burner inside also is provided with a fuel gas with low heat value air mixer 32, and fuel gas with low heat value nozzle 7 and higher calorific value gas nozzle 6 are arranged at respectively on higher calorific value gas-air mixer 31 and the fuel gas with low heat value air mixer 32.
Working principle of the present utility model is:
When using fuel gas with low heat value, the fuel gas with low heat value suction port of dual gas supply control valve valve body inserts combustion gas, at this moment, gas kitchen pipe joint compresses Sealing, drive seal bar and sealing gasket simultaneously, sealing gasket disconnects described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port, simultaneously described fuel gas with low heat value safety ignitor air outlet is communicated with described gas safe ignition mechanism suction port; Combustion gas this moment flow into control valve from combustion gas master air outlet, flow out the back in the outlet of control valve inner nozzle and be divided into two-way by threeway 9, one the tunnel connects the higher calorific value gas nozzle, and another road connects the fuel gas with low heat value suction port, flow into the fuel gas with low heat value nozzle from the fuel gas with low heat value air outlet; The gas safe ignition mechanism suction port that the combustion gas of flowing out from the some fire safety devices air outlet of control valve is linked into dual gas supply control valve valve body flows out from fuel gas with low heat value safety ignitor air outlet then, flow into the fuel gas with low heat value safety ignitor again; When the pipe coupling of fuel gas with low heat value is taken off, because the elastic force of first spring and second spring, seal bar drives fuel gas with low heat value suction port Sealing the fuel gas with low heat value suction port is sealed, simultaneously lower calorific value safety ignitor air outlet and gas safe ignition mechanism suction port are disconnected, higher calorific value safety ignitor air outlet is communicated with gas safe ignition mechanism suction port simultaneously, seal bar drives nozzle seal with the fuel gas with low heat value channel seal simultaneously, the combustion gas of flowing out from the jet expansion of control valve flow into the higher calorific value gas nozzle, the combustion gas of flowing out from the some fire safety devices air outlet of control valve is linked into the gas safe ignition mechanism suction port of dual gas supply control valve valve body, flows out to higher calorific value gas ignition safety installations from the higher calorific value gas outlet then.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (13)
1. dual gas supply control valve, it is characterized in that, comprise a gas conversion valve, described gas conversion valve valve body is provided with a gas conversion valve fuel gas with low heat value suction port and a gas conversion valve fuel gas with low heat value air outlet that is communicated with, and the gas conversion valve higher calorific value gas inlet and the gas conversion valve higher calorific value gas outlet that are communicated with; And described gas conversion valve also is provided with a gas conversion valve point fire safety devices suction port and a gas conversion valve point fire safety devices fuel gas with low heat value air outlet that is communicated with described gas conversion valve point fire safety devices suction port respectively and a gas conversion valve point fire safety devices higher calorific value gas outlet; Also be provided with a gas conversion valve fuel gas with low heat value nozzle suction port and a gas conversion valve fuel gas with low heat value nozzle air outlet of connection on the described gas conversion valve valve body; Described valve inner also is provided with control gear, described control gear disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described control gear may command described gas conversion valve point fire safety devices higher calorific value gas outlet and described gas conversion valve gas safe ignition mechanism suction port disconnect, simultaneously with described gas conversion valve point fire safety devices fuel gas with low heat value air outlet and the conducting of described gas conversion valve gas safe ignition mechanism suction port, and with described gas conversion valve fuel gas with low heat value nozzle suction port and the air outlet conducting of described gas conversion valve fuel gas with low heat value nozzle.
2. dual gas supply control valve according to claim 1, it is characterized in that, described gas conversion valve fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing, and described gas conversion valve higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing.
3. dual gas supply control valve according to claim 2, it is characterized in that, described control gear comprises a seal bar, described seal bar one end connects described fuel gas with low heat value suction port Sealing, the other end connects a sealing gasket and a sealed nozzle pad, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
4. dual gas supply control system that contains just like any described dual gas supply control valve in the claim 1 to 3, it is characterized in that, also comprise a higher calorific value combustion gas reduction valve and a fuel gas with low heat value reduction valve, described higher calorific value reduction valve comprises by being located at a reduction valve higher calorific value gas inlet and the reduction valve higher calorific value gas outlet that the inner higher calorific value blast tube of described higher calorific value combustion gas relief valve body is communicated with, described higher calorific value blast tube inside is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the higher calorific value combustion gas relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described higher calorific value combustion gas relief valve body; Described lower calorific value reduction valve comprises by a reduction valve fuel gas with low heat value suction port of the fuel gas with low heat value channel connection of being located at described fuel gas with low heat value relief valve body inside and a reduction valve fuel gas with low heat value suction port, described fuel gas with low heat value channel interior is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the fuel gas with low heat value relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described fuel gas with low heat value relief valve body.
5. dual gas supply control system according to claim 4, it is characterized in that, comprise that also a higher calorific value reduction valve and a fuel gas with low heat value reduction valve are fixed as one, and described higher calorific value combustion gas reduction valve air outlet and described fuel gas with low heat value reduction valve air outlet are fixed into one.
6. according to claim 4 or 5 described dual gas supply control system, it is characterized in that, also comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with the air outlet of described higher calorific value combustion gas reduction valve and the air outlet of described fuel gas with low heat value reduction valve; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described gas conversion valve point fire safety devices suction port; Burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with the described gas conversion valve point fire safety devices higher calorific value gas outlet and the described gas conversion valve point fire safety devices fuel gas with low heat value air outlet of described gas conversion valve respectively; Described burner inside also is provided with air mixer, connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle on the described air mixer, described fuel gas with low heat value nozzle is connected with described gas conversion valve fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
7. dual gas supply control system according to claim 6 is characterized in that, described burner comprises a higher calorific value gas burner and a fuel gas with low heat value burner; Described air mixer comprises a higher calorific value gas-air mixer and a fuel gas with low heat value air mixer, and described fuel gas with low heat value nozzle and described higher calorific value gas nozzle are arranged at respectively on described higher calorific value gas-air mixer and the described fuel gas with low heat value air mixer.
8. dual gas supply control valve, it is characterized in that, comprise a valve body, described valve body is provided with a fuel gas with low heat value suction port, a higher calorific value gas outlet and a combustion gas master air outlet, described fuel gas with low heat value suction port is communicated with described combustion gas master air outlet by the fuel gas with low heat value relief passage of being located at described valve inner, and described higher calorific value gas inlet is communicated with described combustion gas master air outlet by a higher calorific value combustion gas relief passage of being located at described valve inner; Also be provided with a gas safe ignition mechanism suction port on the described valve body, and the higher calorific value gas safe ignition mechanism air outlet and the fuel gas with low heat value safety ignitor air outlet that are communicated with described gas safe ignition mechanism suction port of some fire safety devices higher calorific value blast tubes by being located at valve inner and some fire safety devices higher calorific value blast tubes respectively; Also be provided with a fuel gas with low heat value nozzle suction port and a fuel gas with low heat value nozzle air outlet of connection on the described valve body; Described valve inner also is provided with control gear, described control gear is with described some fire safety devices suction port and described higher calorific value point fire safety devices air outlet conducting, described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet are disconnected, described higher calorific value gas safe ignition mechanism air outlet controlled by described control gear and described gas safe ignition mechanism suction port disconnects, simultaneously with described fuel gas with low heat value safety ignitor air outlet and the conducting of described gas safe ignition mechanism suction port, and with described fuel gas with low heat value nozzle suction port and described fuel gas with low heat value nozzle air outlet conducting.
9. dual gas supply control valve according to claim 8 is characterized in that, described fuel gas with low heat value suction port is provided with a fuel gas with low heat value suction port Sealing, and described higher calorific value gas inlet is provided with a higher calorific value gas inlet Sealing.
10. dual gas supply control valve according to claim 8, it is characterized in that, described control gear comprises a seal bar, described seal bar one end connects described fuel gas with low heat value suction port Sealing, the other end connects a sealing gasket and a sealed nozzle pad, described sealing gasket disconnects described gas conversion valve fuel gas with low heat value nozzle suction port and described gas conversion valve fuel gas with low heat value nozzle air outlet, described seal bar can be under the drive of described fuel gas with low heat value suction port Sealing, drive described sealing gasket of institute and described sealed nozzle pad, and described higher calorific value gas safe ignition mechanism air outlet and described gas safe ignition mechanism suction port are disconnected.
11. dual gas supply control valve according to claim 8, it is characterized in that, described higher calorific value blast tube inside is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the higher calorific value combustion gas relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described higher calorific value combustion gas relief valve body; Described lower calorific value reduction valve comprises by a reduction valve fuel gas with low heat value suction port of the fuel gas with low heat value channel connection of being located at described fuel gas with low heat value relief valve body inside and a reduction valve fuel gas with low heat value suction port, described fuel gas with low heat value channel interior is provided with a pressure regulation bolt, one end of described pressure regulation bolt is fixed in the central position of an epithelium, and be fixed on the fuel gas with low heat value relief valve body around the described epithelium, roof anchorage one pressure adjusting spring of described epithelium, the other end of described pressure adjusting spring is spacing by described fuel gas with low heat value relief valve body.
12. multi-functional dual gas supply control system that contains just like any described dual gas supply control valve in the claim 8 to 11, it is characterized in that, comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with described combustion gas master air outlet; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described some fire safety devices suction port; One burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with described higher calorific value point fire safety devices air outlet and described lower calorific value point fire safety devices air outlet respectively; Described burner comprises a higher calorific value gas burner and a fuel gas with low heat value burner, described higher calorific value gas burner inside also is provided with a higher calorific value gas-air mixer, described fuel gas with low heat value burner inside also is provided with a fuel gas with low heat value air mixer, described fuel gas with low heat value air mixer and described higher calorific value gas-air mixer connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle respectively, described fuel gas with low heat value nozzle is connected with described gas conversion valve fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
13. multi-functional dual gas supply control system that contains just like the described dual gas supply control valve of claim 8 to 11, it is characterized in that, comprise a control valve, described control valve is provided with a control valve suction port, a control valve nozzle air outlet and some fire safety devices air outlet, and described control valve suction port is communicated with the air outlet of described higher calorific value combustion gas reduction valve and the air outlet of described fuel gas with low heat value reduction valve; Described control valve nozzle air outlet and described higher calorific value gas nozzle and described gas conversion valve fuel gas with low heat value nozzle suction port; Described some fire safety devices air outlet is communicated with described some fire safety devices suction port; Burner, be fixed with a fuel gas with low heat value point fire safety devices and a higher calorific value gas ignition safety installations on the described burner, described higher calorific value gas ignition safety installations and described fuel gas with low heat value point fire safety devices are connected with described higher calorific value point fire safety devices air outlet and described lower calorific value point fire safety devices air outlet respectively; Described burner inside also is provided with air mixer, connect a fuel gas with low heat value nozzle and a higher calorific value gas nozzle on the described air mixer, described fuel gas with low heat value nozzle is connected with described fuel gas with low heat value nozzle air outlet, and described higher calorific value gas nozzle is connected with described control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014219 CN203098940U (en) | 2013-01-10 | 2013-01-10 | Dual-gas-supply control valve and dual-gas-supply control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014219 CN203098940U (en) | 2013-01-10 | 2013-01-10 | Dual-gas-supply control valve and dual-gas-supply control system |
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| Publication Number | Publication Date |
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| CN203098940U true CN203098940U (en) | 2013-07-31 |
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| CN 201320014219 Withdrawn - After Issue CN203098940U (en) | 2013-01-10 | 2013-01-10 | Dual-gas-supply control valve and dual-gas-supply control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148240A (en) * | 2013-01-10 | 2013-06-12 | 普鲁卡姆电器（上海）有限公司 | Dual gas source control valve and dual gas source control system |
-
2013
- 2013-01-10 CN CN 201320014219 patent/CN203098940U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148240A (en) * | 2013-01-10 | 2013-06-12 | 普鲁卡姆电器（上海）有限公司 | Dual gas source control valve and dual gas source control system |
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Granted publication date: 20130731 Effective date of abandoning: 20141126 |
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