CN213541459U - Gas valve assembly - Google Patents
Gas valve assembly Download PDFInfo
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- CN213541459U CN213541459U CN202021171295.6U CN202021171295U CN213541459U CN 213541459 U CN213541459 U CN 213541459U CN 202021171295 U CN202021171295 U CN 202021171295U CN 213541459 U CN213541459 U CN 213541459U
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Abstract
The utility model discloses a gas valve assembly, which comprises a main valve body, a solenoid valve, a normally open fire component and a control valve component, wherein the main valve body is provided with an air inlet, a valve port, an air outlet and a gas channel for circulating gas, the air inlet is communicated with the air outlet, and the valve port is positioned between the communicated air inlet and the communicated air outlet; the electromagnetic valve is used for automatically controlling the on-off of the circulation of the fuel gas in the fuel gas channel, and is opposite to the valve port; the normally open fire assembly is arranged on the main valve body and communicated with the valve port, and the control valve assembly is used for automatically controlling the circulation condition of fuel gas at the gas outlet. The utility model discloses a structure is comparatively compact, and an organic whole forms, effectively reduces the connection position, has reduced manufacturing cost, and equipment assembly process is comparatively simple to in the improvement assembly efficiency, the gas valve assembly is more reliable and more stable from the gas outlet outflow's gas, and the durability is stronger, makes market range of application more extensive.
Description
Technical Field
The utility model relates to a gas apparatus technical field, concretely relates to gas valve assembly.
Background
The gas valve is an essential important part in the gas equipment, and traditional gas valve generally forms by the assembly of a plurality of split type valve bodies, and in the installation of gas equipment, the equipment assembly process is comparatively complicated, leads to efficiency comparatively low, and the assembly of a traditional gas valve can only realize a function in gas equipment, and the function is comparatively single, and market range of application is not extensive enough.
Accordingly, there is a need for a gas valve assembly that addresses the above-mentioned problems.
Disclosure of Invention
An object of the utility model is to improve prior art's defect, provide a gas valve assembly.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a gas valve assembly comprises a main valve body, an electromagnetic valve, a normally open fire assembly and a control valve assembly, wherein the main valve body is provided with a gas inlet, a valve port, a gas outlet and a gas channel for gas circulation, the gas inlet is communicated with the gas outlet, and the valve port is positioned between the communicated gas inlet and gas outlet; the electromagnetic valve is used for automatically controlling the on-off of the circulation of the fuel gas in the fuel gas channel, and the electromagnetic valve is opposite to the valve port; the normally open fire component is used for assembling a normally open fire nozzle, the normally open fire component is installed on the main valve body and communicated with the valve port, and the control valve component is used for automatically controlling the circulation condition of fuel gas at the gas outlet.
The working principle of the gas valve assembly is that when the main valve body is powered off and stops working, the electromagnetic valve is reset to seal a valve port, so that gas cannot flow in a gas channel; when the main valve body is electrified to start working, the electromagnetic valve is electrified to start and open the valve port, gas enters along the gas inlet and sequentially flows through the valve port, the control valve component and the gas outlet through the gas channel, or sequentially flows through the valve port and the normally open fire component through the gas channel.
Furthermore, the solenoid valve includes a first-stage solenoid valve and a second-stage solenoid valve, both the first-stage solenoid valve and the second-stage solenoid valve are installed on the valve port, and the first-stage solenoid valve is also used for controlling the on-off of the gas flowing inside the normally open fire assembly.
When needs stop cooking temporarily, only need close the second grade solenoid valve can, gas equipment remains the normal naked light and ignites, and when restarting the second grade solenoid valve, the inside gas that circulates of normal naked light subassembly can also ignite the gas that flows from the gas outlet rapidly, has further improved food cooking efficiency.
Furthermore, the valve port comprises a first-stage valve port and a second-stage valve port, the first-stage electromagnetic valve is installed on the first-stage valve port, the second-stage electromagnetic valve is installed on the second-stage valve port, and the first-stage valve port is communicated with the second-stage valve port through a gas channel.
When the first-stage electromagnetic valve is electrified to be started and the first-stage valve port is opened, the fuel gas enters the normally open fire assembly through the first-stage valve port and the fuel gas channel, even if the second-stage electromagnetic valve closes the second-stage valve port, the fuel gas still circulates in the normally open fire assembly, and at the moment, when the second-stage electromagnetic valve is electrified to be started and the second-stage valve port is opened, the fuel gas also sequentially passes through the second-stage valve port, the control valve assembly and the gas.
Furthermore, the gas channel is communicated in sequence along the direction of the gas inlet, the first-stage valve port, the second-stage valve port, the control valve component and the gas outlet and penetrates through the main valve body.
Further, the normally open fire component is fixedly installed on the main valve body through screws, a normally open fire channel is arranged inside the normally open fire component, and the fuel gas is communicated in sequence along the flow direction of the gas inlet, the first-stage valve port and the normally open fire channel.
Furthermore, the first-stage electromagnetic valve is used for controlling the circulation of the fuel gas when the first-stage valve port circulates, and the second-stage electromagnetic valve is used for controlling the circulation of the fuel gas when the second-stage valve port circulates.
Further, the control valve assembly is one of a proportional valve or a pressure stabilizing valve, the control valve assembly at least comprises a connector, a valve rod and a diaphragm which is used for feeding back gas pressure and stabilizing pressure automatically, the connector is communicated with the gas outlet, the valve rod comprises a ball valve and a mandrel which is used for propping against the ball valve, and the ball valve is arranged on the connector.
According to the working principle of the control valve assembly, when gas enters the control valve assembly, and the gas pressure in the control valve assembly is gradually increased, the diaphragm is bulged downwards under the increased gas pressure, the downwards bulged diaphragm pulls the mandrel of the valve rod to descend, the mandrel drives the ball valve to descend, and the opening degree of the interface is reduced, so that the stability of the pressure of the interface is maintained; when gas enters the control valve assembly and the gas pressure in the control valve assembly gradually drops, the diaphragm drives the ball valve to increase the opening degree of the interface, so that the pressure of the interface is stable; interface pressure is stable, and the gas just can flow from the gas outlet steadily, has stronger stability.
Further, the ball valve and the mandrel are integrally formed, and the cross section of the ball valve in the axial direction of the mandrel is in one of a semicircular shape, a fan shape and a semi-oblate shape.
The cost can be saved with the dabber to integrated into one piece's ball valve, and when the aperture of ball valve on the interface is opened more, the gas flow that flows through the interface is bigger, otherwise the gas flow is then smaller, and then the gas flux of control gas outlet according to this principle makes gas outlet exhaust gas more stable.
It should be noted that:
the control valve component assembled on the air outlet is a pressure stabilizing valve or a proportional valve, and the pressure stabilizing valve or the proportional valve assembled on the air outlet has different functions and functions.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the gas valve assembly comprises a main valve body, a gas inlet, a valve port, a gas outlet and a gas channel, wherein the main valve body is provided with the gas inlet, the valve port, the gas outlet and the gas channel, the gas inlet, the valve port, the gas outlet and the gas channel are compact in structure and are integrally formed, connecting parts are effectively reduced, the production and manufacturing cost is reduced, the assembling and assembling process is simple, so that the assembling efficiency is improved, the control valve assembly automatically controls the circulation condition of gas at the gas outlet, the gas flowing out of the gas outlet from the gas valve assembly is more stable and reliable, the durability is stronger, and the normally open fire component assembled on the main.
Drawings
FIG. 1 is a front view of a gas valve assembly according to an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of a gas valve assembly in an embodiment of the present invention;
FIG. 3 is a side view of a gas valve assembly according to an embodiment of the present invention;
FIG. 4 is a side cross-sectional view of a gas valve assembly in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a control valve assembly in an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a control valve assembly in an embodiment of the present invention;
FIG. 7 is an enlarged view of the structure of the valve stem in the embodiment of the present invention;
description of reference numerals:
10. the gas valve comprises a main valve body, 11, a gas inlet, 12, a gas outlet, 13, a primary valve port, 14, a secondary valve port, 15, a gas channel, 21, a primary electromagnetic valve, 22, a secondary electromagnetic valve, 30, a normally open fire component, 31, a normally open fire channel, 40, a control valve component, 41, a connector, 42, a valve rod, 43, a diaphragm, 44, a ball valve, 45, a mandrel, 51, a proportional valve cover, 52, a locking nut, 53, a magnet, 54, a magnet seat, 55, an adjusting magnetic core, 56, a proportional coil, 61, a pressure stabilizing valve cover, 62, a spring seat, 63, a pressure adjusting spring, 64 and an adjusting screw plug.
Detailed Description
The following describes embodiments of the present invention in detail.
As shown in fig. 1 and 2, a gas valve assembly includes a main valve body 10, a solenoid valve, a normally open fire component 30 and a control valve component 40, the main valve body 10 is provided with a gas inlet 11, a valve port, a gas outlet 12 and a gas channel 15 for gas to flow through, the gas inlet 11 is communicated with the gas outlet 12, and the valve port is located between the gas inlet 11 and the gas outlet 12 of the communicated gas inlet 11; the electromagnetic valve is used for automatically controlling the on-off of the circulation of the fuel gas in the fuel gas channel 15, and the electromagnetic valve is opposite to the valve port; the normally open fire assembly 30 is used for assembling a normally open fire nozzle, the normally open fire assembly 30 is installed on the main valve body 10, the normally open fire assembly 30 is communicated with a valve port, and the control valve assembly 40 is used for automatically controlling the circulation condition of fuel gas at the gas outlet 12.
Referring to fig. 2, 3 and 4, the electromagnetic valve includes a first-stage electromagnetic valve 21 and a second-stage electromagnetic valve 22, both the first-stage electromagnetic valve 21 and the second-stage electromagnetic valve 22 are mounted on the valve port, and the first-stage electromagnetic valve 21 is further used for controlling the on-off of the gas flowing inside the normally open fire assembly 30; the valve port comprises a first-stage valve port 13 and a second-stage valve port 14, a first-stage electromagnetic valve 21 is installed on the first-stage valve port 13, a second-stage electromagnetic valve 22 is installed on the second-stage valve port 14, and the first-stage valve port 13 is communicated with the second-stage valve port 14 through a gas channel 15.
With reference to fig. 2, fig. 3 and fig. 4, the gas channel 15 is sequentially communicated along the direction of the gas inlet 11, the primary valve port 13, the secondary valve port 14, the control valve assembly 40 and the gas outlet 12 and penetrates through the main valve body 10; the normally open fire component 30 is fixedly installed on the main valve body 10 through screws, a normally open fire channel is arranged inside the normally open fire component 30, and fuel gas is communicated in sequence along the flow direction of the gas inlet 11, the first-stage valve port 13 and the normally open fire channel; the first-stage electromagnetic valve 21 is used for controlling the circulation amount of the fuel gas when the first-stage valve port 13 circulates, and the second-stage electromagnetic valve 22 is used for controlling the circulation amount of the fuel gas when the second-stage valve port 14 circulates.
Referring to fig. 2, 5 and 6, the control valve assembly 40 is one of a proportional valve or a pressure stabilizing valve, the control valve assembly 40 includes a connector 41, a valve stem 42 and a diaphragm 43 for feeding back gas pressure and stabilizing pressure automatically, the connector 41 is communicated with the gas outlet 12, the valve stem 42 includes a ball valve 44 and a spindle 45 for supporting the ball valve, and the ball valve 44 is disposed on the connector 41.
Referring to fig. 5, 6, and 7, the ball valve 44 is integrally formed with the spindle 45, and the cross section of the ball valve 44 in the axial direction of the spindle 45 is semicircular.
In the embodiment of the present invention, the proportional valve and the pressure-stabilizing valve are alternately assembled for use, please continue to refer to fig. 5, when the control valve assembly 40 assembled at the gas outlet 12 is a proportional valve, the proportional valve further includes a proportional valve cover 51, a lock nut 52, a magnet 53, a magnet seat 54 for assembling the magnet 53, an adjusting magnetic core 55 for adjusting the magnetic force acting on the magnet 53, and a proportional coil 56, the proportional valve cover 51 is assembled on the main valve body 10, the diaphragm 43 is disposed between the main valve body 10 and the proportional valve cover 51, the adjusting magnetic core 55 is fixed inside the proportional coil 56 by the lock nut 52, the magnet 53 is assembled on the magnet seat 54, and the magnet 53 and the magnet seat 54 are both located inside the proportional valve cover 51;
referring to fig. 6 and 7, when the control valve assembly 40 mounted on the air outlet 12 is a pressure stabilizing valve, the pressure stabilizing valve includes a pressure stabilizing valve cover 61, a spring seat 62, a pressure regulating spring 63, and a regulating screw plug 64, the pressure stabilizing valve cover 61 is mounted on the main valve body 10, the diaphragm 43 is disposed between the main valve body 10 and the pressure stabilizing valve cover 61, the spring seat 62 contacts with the spindle 45, one end of the pressure regulating spring 63 abuts against the spring seat 62, the other end of the pressure regulating spring 63 abuts against the regulating screw plug 64, and the pressure regulating screw plug 64 is matched with the pressure stabilizing valve cover 61.
The embodiment has the following advantages:
1. the working principle of the gas valve assembly is that when the main valve body 10 is powered off and stops working, the electromagnetic valve is reset to seal a valve port, so that gas cannot flow in the gas channel 15; when the main valve body 10 is electrified and starts to work, the electromagnetic valve is electrified and started, the valve port is opened, gas enters along the gas inlet 11 and sequentially flows through the valve port, the control valve component 40 and the gas outlet 12 through the gas channel 15, or sequentially flows through the valve port and the normally open fire component 30 through the gas channel 15;
the gas inlet 11 on the main valve body 10 of gas valve assembly, the valve port, gas outlet 12 and gas channel 15, the structure that should set up is comparatively compact, an organic whole forms, effectively reduce the connection position, the manufacturing cost has been reduced, the equipment assembly process is comparatively simple, so that improve assembly efficiency, the circulation condition of control valve subassembly 40 automated control gas at gas outlet 12, make the gas that gas valve assembly flowed out from gas outlet 12 more reliable and stable, the durability is stronger, and the normal naked light subassembly 30 of assembly then can increase normal naked light function on the main valve body 10, make market range of application more extensive.
2. When cooking needs to be stopped temporarily, only the secondary electromagnetic valve 22 needs to be closed, the gas equipment keeps the normally open fire to be ignited, and when the secondary electromagnetic valve 22 is restarted, the gas circulating inside the normally open fire assembly 30 can also quickly ignite the gas flowing out of the gas outlet 12, so that the food cooking efficiency is further improved.
3. When the primary electromagnetic valve 21 is electrified and started and the primary valve port 13 is opened, the fuel gas enters the normally open fire assembly 30 through the primary valve port 13 and the fuel gas channel 15, even if the secondary electromagnetic valve 22 closes the secondary valve port 14, the fuel gas still circulates in the normally open fire assembly 30, and at this time, when the secondary electromagnetic valve 22 is electrified and started and the secondary valve port 14 is opened, the fuel gas also sequentially passes through the secondary valve port 14, the control valve assembly 40 and the gas outlet 12, and the fuel gas flows out of the gas outlet 12 at the same time.
4. According to the working principle of the control valve assembly 40, when gas enters the control valve assembly 40, and the gas pressure inside the control valve assembly 40 is gradually increased, the diaphragm 43 is bulged downwards due to the increased gas pressure, the downwards bulged diaphragm 43 pulls the spindle 45 of the valve rod 42 to descend, the spindle 45 drives the ball valve 44 to descend, the opening degree of the interface 41 is reduced, and therefore the pressure stability of the interface 41 is maintained; when gas enters the control valve assembly 40 and the gas pressure inside the control valve assembly 40 gradually decreases, the diaphragm 43 drives the ball valve 44 to increase the opening degree of the interface 41, so that the pressure of the interface 41 is stable; the interface 41 has stable pressure, so that the fuel gas can stably flow out from the air outlet 12, and the stability is strong.
5. The integrally formed ball valve 44 and the mandrel 45 can save cost, the opening degree of the ball valve 44 on the interface 41 is larger, the gas flow flowing through the interface 41 is larger, otherwise, the gas flow is smaller, the gas flow of the gas outlet 12 is further controlled according to the principle, and the gas discharged from the gas outlet 12 is more stable.
6. When the proportional valve is assembled on the air outlet 12, the working principle of the proportional valve is that the proportional coil 56 is electrified and generates a magnetic field, the proportional coil 56 is enabled to generate the magnetic field which is opposite to the magnetic pole at the end face close to the magnet 53 by setting the winding direction of the proportional coil 56 on the adjusting magnetic core 55, the magnet 53 is enabled to push the mandrel 45 according to the principle that the like poles of the magnetic pole repel each other, the mandrel 45 drives the ball valve 44 to open the interface 41, and the fuel gas flows through the interface 41 and flows to the air outlet 12 through the interface; when the proportional coil 56 is powered off, the proportional coil 56 generates no magnetic field, the magnet 53 attracts the adjusting magnetic core 55, and simultaneously the mandrel 45 is pulled, the mandrel 45 drives the ball valve 44 to close the interface 41, so that the gas is prevented from flowing on the interface 41.
7. When the proportional valve is assembled at the air outlet 12, the adjusting principle of the proportional valve control ball valve 44 on the interface 41 is that when the current of the proportional coil 56 with a fixed value is supplied, the magnetic field generated by the proportional coil 56 is constant, the magnetic force acted on the magnet 53 by the adjusting magnetic core 55 and the proportional coil 56 together can be controlled by adjusting the assembling position of the adjusting magnetic core 55 in the proportional coil 56, and after the required outlet pressure or flow is set, the locking nut 52 is screwed to keep the adjusting data; or the assembly position of the adjusting magnetic core 55 in the proportional coil 56 is kept unchanged, the generated magnetic field is controlled by adjusting the current input into the proportional coil 56, and further the opening degree of the ball valve 44 on the interface 41 is controlled, so that the gas pressure flowing from the interface 41 to the gas outlet is maintained within a certain range.
8. When the pressure stabilizing valve is assembled on the air outlet 12, compared with a proportional valve, the pressure stabilizing valve has the working principle that the pressure of gas flowing through the interface 41 is set according to the matching depth of the adjusting screw plug 64 and the compression adjusting spring 63 on the pressure stabilizing valve cover 61, and the opening degree of the ball valve 44 on the interface 41 is controlled through fine adjustment of the diaphragm 43 under the condition of pressure fluctuation during flowing so as to achieve the purpose of stabilizing the pressure of the gas flowing through the interface 41.
The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.
Claims (8)
1. A gas valve assembly comprising:
the main valve body is provided with an air inlet, a valve port, an air outlet and a fuel gas channel for circulating fuel gas, the air inlet is communicated with the air outlet, and the valve port is positioned between the communicated air inlet and the communicated air outlet;
the electromagnetic valve is used for automatically controlling the on-off of the circulation of the fuel gas in the fuel gas channel, and the electromagnetic valve is opposite to the valve port;
the gas valve assembly is characterized by further comprising a normally open fire assembly and a control valve assembly, wherein the normally open fire assembly is used for assembling a normally open fire nozzle, the normally open fire assembly is mounted on the main valve body and communicated with the valve port, and the control valve assembly is used for automatically controlling the circulation condition of gas at the gas outlet.
2. A gas valve assembly as in claim 1, wherein the solenoid valve comprises a primary solenoid valve and a secondary solenoid valve, both of which are mounted on the valve port, and the primary solenoid valve is further used for controlling the on-off of the gas flowing inside the normally open fire component.
3. A gas valve assembly as in claim 2, wherein the valve port comprises a primary valve port and a secondary valve port, the primary solenoid valve is mounted on the primary valve port, and the secondary solenoid valve is mounted on the secondary valve port such that the primary valve port communicates with the secondary valve port via the gas passage.
4. A gas valve assembly according to claim 3, wherein the gas passage communicates with and extends through the main valve body in the direction of the gas inlet, the primary valve port, the secondary valve port, the control valve assembly and the gas outlet.
5. A gas valve assembly as claimed in claim 3, wherein the normally open flame component is fixedly mounted on the main valve body by screws, a normally open flame channel is provided inside the normally open flame component, and the gas is communicated in sequence along the flow direction of the gas inlet, the primary valve port and the normally open flame channel.
6. A gas valve assembly as claimed in any one of claims 2 to 5, wherein the primary solenoid valve is arranged to control the flow of gas through the primary valve port and the secondary solenoid valve is arranged to control the flow of gas through the secondary valve port.
7. A gas valve assembly as claimed in any one of claims 2 to 5, wherein the control valve assembly is one of a proportional valve and a pressure-stabilizing valve, the control valve assembly comprises at least a port, a valve stem and a diaphragm for feeding back gas pressure and automatically stabilizing pressure, the port is communicated with the gas outlet, the valve stem comprises a ball valve and a mandrel for supporting the ball valve, and the ball valve is arranged on the port.
8. A gas valve assembly according to claim 7, wherein the ball valve is integrally formed with the mandrel, the ball valve having a cross-section in the axial direction of the mandrel that is one of semi-circular, scalloped, and semi-oblate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021171295.6U CN213541459U (en) | 2020-06-22 | 2020-06-22 | Gas valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021171295.6U CN213541459U (en) | 2020-06-22 | 2020-06-22 | Gas valve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213541459U true CN213541459U (en) | 2021-06-25 |
Family
ID=76475486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021171295.6U Active CN213541459U (en) | 2020-06-22 | 2020-06-22 | Gas valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213541459U (en) |
-
2020
- 2020-06-22 CN CN202021171295.6U patent/CN213541459U/en active Active
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