CN217927269U - Multistage control type temperature control flameout protection gas valve - Google Patents
Multistage control type temperature control flameout protection gas valve Download PDFInfo
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- CN217927269U CN217927269U CN202221791933.3U CN202221791933U CN217927269U CN 217927269 U CN217927269 U CN 217927269U CN 202221791933 U CN202221791933 U CN 202221791933U CN 217927269 U CN217927269 U CN 217927269U
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Abstract
The utility model discloses a multistage control type temperature control flameout protection gas valve, which comprises a valve body, a rotating nut, a valve cover, a solenoid valve, a valve core, a rotating shaft, a mandril, a valve core spring, a first joint and a second joint, and an air inlet interface, wherein the solenoid valve is arranged in the valve body and is tightly sleeved in the rotating nut; the valve core is provided with six flow control holes which are arranged corresponding to the positions of the gears in the valve body and have different aperture sizes; the top of the ejector rod penetrates through the valve core and is movably contacted with the electromagnetic valve, and the electromagnetic valve is movably pressed against the ejector rod. The valve core of the valve is provided with flow control holes in six directions, so that the aim of accurately controlling the gas output and the combustion temperature in multiple stages and multiple sections is fulfilled; and the flameout protection function is added, and the safety is ensured.
Description
Technical Field
The utility model relates to a technical field of valve body structure product especially relates to a multistage control formula control by temperature change flame-out protection gas valve.
Background
The valve for controlling the fuel gas has the functions of opening and closing the fuel gas, controlling the flow rate and the like, and realizes the opening and closing of the fuel gas passage to achieve the purposes of combustion and control of the size of combustion flame. The traditional gas principle of opening and close is realized through the solenoid valve, realize the gas access of valve through the circular telegram of solenoid valve or outage promptly and open and close the function, though its simple structure, the function is single, in case meet other factors (strong wind or soup etc. spill over) and cause the extinguishing of flame, the solenoid valve is in the state of outage, but the battery valve at this moment still is in the state of opening the gas access, the solenoid valve still can not realize instant resetting promptly yet, close the gas access completely, fail to guarantee the complete closure of gas access fully. Although some methods for closing the electromagnetic valve through a temperature control method exist in the prior art, when the temperature drops slowly, the electromagnetic valve is immediately closed, so that delay is caused, and the risk of post-gas leakage still exists. In addition, the flue gas valve in the prior art also has the function of controlling the flame size through the gas flow, but the flow control modes belong to quick-action temperature control valves, two-stage or three-stage conversion and the like are adopted, namely, big fire, small fire and middle fire are controlled, and the gas flow is inconvenient and inaccurate to adjust. Finally, this type of valve does not allow for multi-stage flow control for different combustion powers. Accordingly, there is a need for certain improvements to the prior art gas valves.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a multistage control type temperature control flameout protection gas valve, which is provided with flow control holes in six directions on a valve core, corresponding to the positions of gears in a valve body, wherein the six flow control holes are arranged in different aperture sizes, so that the valve body can conveniently control the flow of different gears, thereby achieving the aim of targeted flow control and realizing the aim of accurately controlling the gas output and the combustion temperature by multistage control; in addition, the valve is added with a flameout protection function, when gas is burnt, other factors (strong wind, soup and the like overflow) cause the extinguishing of flame, the thermoelectric force of the thermocouple is quickly reduced to zero, the coil is de-energized, the electromagnetic valve is invalid, the ejector rod is quickly reset under the action of the valve core spring to jack the electromagnetic valve upwards, so that the electromagnetic valve is quickly reset upwards, the valve closes a gas passage, the gas supply is stopped, and the safety is ensured.
The utility model adopts the technical proposal that: a multi-stage control type temperature control flameout protection gas valve comprises a valve body, a rotary nut arranged at the top of the valve body, a valve cover arranged at the bottom of the valve body, an electromagnetic valve arranged in the valve body and sleeved in the rotary nut, a valve core arranged in the valve body and connected with a battery valve, a rotating shaft arranged in the valve core and penetrating out of the bottoms of the valve core and the valve cover, a push rod arranged in the rotating shaft, a valve core spring sleeved on the push rod and arranged in the valve core, a first joint and a second joint arranged at two sides of the top of the valve body, and an air inlet interface arranged on the side face of the front end of the valve body; the valve core is provided with six flow control holes which are arranged corresponding to the positions of the gears in the valve body and have different aperture sizes; the top of the ejector rod penetrates through the valve core and is movably contacted with the electromagnetic valve, and the electromagnetic valve is movably pressed.
Furthermore, the valve core is internally provided with a hollow structure with a hollow channel, and the hollow structure comprises a battery valve installation channel matched with the battery valve in an installation manner, a rotating shaft installation channel matched with the rotating shaft in an installation manner, and an ejector rod installation channel which is positioned between the battery valve installation channel and the rotating shaft installation channel and allows an ejector rod to pass through; the six flow control holes on the valve core comprise a first flow control hole which is communicated with the rotating shaft installation channel, and a series flow control hole group which is arranged in the side surface of the valve core and forms five flow control holes which are sequentially communicated in series, wherein the flow control hole which is close to the first flow control hole in the series flow control hole group is communicated with the rotating shaft installation channel; and the valve core is provided with an air inlet hole which is positioned below the six flow control holes and communicated with the flow channel of the rotating shaft.
Furthermore, the ejector rod is sleeved with an O-shaped ring and a gasket and is arranged between the battery valve installation channel and the ejector rod installation channel.
Furthermore, an air inlet port sealing gasket is sleeved on the air inlet port on the valve body.
Furthermore, the rotating shaft is sleeved with a clamp spring positioned below the valve cover.
Furthermore, the valve body and the valve cover form fixed installation through two combined screws penetrating from the valve cover to the valve body.
Furthermore, both sides of the valve body are also provided with universal screws.
To sum up, the multi-stage control type temperature control flameout protection gas valve of the present invention has six directional flow control holes on the valve core, corresponding to the positions of the gears in the valve body, the six flow control holes are set in different aperture sizes, which facilitates the flow control of the valve body to different gears, thereby achieving the purpose of targeted flow control and achieving the purpose of accurate control of multi-stage and multi-stage control of the gas output and the combustion temperature; in addition, the valve is additionally provided with a flameout protection function, when gas is combusted, other factors (strong wind, soup and the like overflow) cause the extinguishing of flame, the thermoelectric force of the thermocouple is quickly reduced to zero, the coil is de-energized, the electromagnetic valve is invalid, the ejector rod is quickly reset under the action of the valve core spring to jack the electromagnetic valve upwards, so that the electromagnetic valve is quickly reset upwards, the valve closes a gas passage, the gas supply is stopped, and the safety is ensured.
Drawings
Fig. 1 is an exploded view of a multi-stage temperature-controlled flameout protection gas valve according to the embodiment 1;
fig. 2 is a schematic structural diagram of a multistage control type temperature-controlled flameout protection gas valve according to the embodiment 1;
fig. 3 is a front view of a multistage control type temperature control flameout protection gas valve of the present embodiment 1;
fig. 4 is a right side view of a multistage control type temperature-controlled flameout protection gas valve according to the embodiment 1;
fig. 5 is a bottom view of a multistage control type temperature-controlled flameout protection gas valve according to the embodiment 1;
FIG. 6 is a schematic view of the valve cartridge;
FIG. 7 is a right side view of the valve cartridge;
FIG. 8 is a front view of the valve cartridge;
FIG. 9 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 7;
FIG. 10 is a cross-sectional view taken along line B-B of FIG. 7;
fig. 11 is a cross-sectional view taken along line D-D in fig. 7.
Detailed Description
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 6, fig. 7, and fig. 8, the multistage control type temperature-controlled flameout protection gas valve described in this embodiment 1 includes a valve body 1, a swivel nut 2 installed at the top of the valve body, a valve cover 3 installed at the bottom of the valve body, a solenoid valve 4 installed in the valve body and tightly sleeved in the swivel nut, a valve core 5 installed in the valve body and connected to a battery valve, a rotating shaft 6 installed in the valve core and penetrating through the bottom of the valve core and the valve cover, a push rod 7 installed in the rotating shaft, a valve core spring 8 sleeved on the push rod and placed in the valve core, first and second joints 9 and 10 installed at both sides of the top of the valve body, and an air inlet port 11 installed on the side face of the front end of the valve body; the valve core is provided with six flow control holes 12 which are arranged corresponding to the positions of the gears in the valve body and have different aperture sizes; the top of the ejector rod penetrates through the valve core and is movably contacted with the electromagnetic valve, and the electromagnetic valve is movably pressed. The rotary nut can drive the electromagnetic valve, the valve core and the ejector rod to be pressed downwards and drive the electromagnetic valve, the valve core, the ejector rod and the rotating shaft to rotate, so that the gas valve is opened, gas is introduced into the valve through the gas inlet interface, and the gas is output from the first connector and the second connector after the gas outlet amount of the valve core is adjusted; the valve core is provided with 6 flow control holes with different directions, namely different flow apertures, and each flow control hole is respectively provided with different aperture size parameters corresponding to the position of a gear in the valve body, so that the valve body can conveniently control the flow of different gears, and the targeted flow control is realized. Six flow control holes of the valve core can be divided into six-gear control, the valve core rotates 55 degrees when the first gear control is realized, the valve core rotates 35 degrees again along the forward direction when the second gear control is realized, the valve core rotates 35 degrees again along the forward direction when the third gear control is realized, the valve core rotates 35 degrees again along the forward direction when the fourth gear control is realized, the valve core rotates 35 degrees again along the forward direction when the fifth gear control is realized, and the valve core rotates 35 degrees again along the forward direction when the sixth gear control is realized. When the thermocouple is heated, the thermoelectric force is generated, the thermoelectric force is led into the electromagnetic coil through the lead, a magnetic field is generated to enable the electromagnetic valve to be attracted, the gas valve is opened, the combustion passage is opened to maintain normal combustion, once other factors (strong wind, soup and the like overflow) occur, flame is extinguished, the thermoelectric force of the thermocouple is quickly reduced to zero, the coil is de-energized, the electromagnetic valve is out of work, the ejector rod rapidly jacks the electromagnetic valve upwards under the action of the valve core spring to reset, the valve closes the gas passage, gas supply is stopped, and safety is guaranteed.
In the present embodiment 1, as shown in fig. 6, 7, 8, 9, 10 and 11, the valve core has a hollow structure with a hollow channel therein, the hollow structure includes a battery valve installation channel 13 which is installed and matched with a battery valve, a rotating shaft installation channel 14 which is installed and matched with a rotating shaft, and a push rod installation channel 15 which is located between the battery valve installation channel and the rotating shaft installation channel and allows a push rod to pass through; the six flow control holes on the valve core comprise a first flow control hole 16 which is communicated with the rotating shaft installation channel and a series flow control hole group 17 which is arranged in the side surface of the valve core and forms five flow control holes which are sequentially communicated in series, and the flow control hole which is close to the first flow control hole in the series flow control hole group is communicated with the rotating shaft installation channel; and the valve core is provided with an air inlet 18 which is positioned below the six flow control holes and is communicated with the flow channel of the rotating shaft.
In this embodiment 1, the plunger is sleeved with an O-ring 19 and a gasket 20 and installed between the battery valve installation channel and the plunger installation channel.
In this embodiment 1, the air inlet port of the valve body is further sleeved with an air inlet port sealing gasket 21.
In this embodiment 1, the rotating shaft is further sleeved with a snap spring 22 located below the valve cover.
In this embodiment 1, the valve body and the valve cover are fixedly installed by two combined screws 23 penetrating from the valve cover to the valve body.
In this embodiment 1, universal screws 24 are also provided on both sides of the valve body.
The multistage control type temperature control flameout protection gas valve is characterized in that six-direction flow control holes are formed in a valve core, correspond to gear positions in a valve body, are arranged in different aperture sizes, and facilitate the valve body to control flow of different gears, so that the aim of targeted flow control is fulfilled, and the aim of accurately controlling gas output and combustion temperature through multistage and multistage control is fulfilled; in addition, the valve is additionally provided with a flameout protection function, when gas is combusted, other factors (strong wind, soup and the like overflow) cause the extinguishing of flame, the thermoelectric force of the thermocouple is quickly reduced to zero, the coil is de-energized, the electromagnetic valve is invalid, the ejector rod is quickly reset under the action of the valve core spring to jack the electromagnetic valve upwards, so that the electromagnetic valve is quickly reset upwards, the valve closes a gas passage, the gas supply is stopped, and the safety is ensured.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A multi-stage control type temperature control flameout protection gas valve is characterized by comprising a valve body, a rotary nut arranged at the top of the valve body, a valve cover arranged at the bottom of the valve body, an electromagnetic valve arranged in the valve body and sleeved in the rotary nut, a valve core arranged in the valve body and connected with a battery valve, a rotating shaft arranged in the valve core and penetrating out of the bottoms of the valve core and the valve cover, a push rod arranged in the rotating shaft, a valve core spring sleeved on the push rod and arranged in the valve core, a first joint and a second joint arranged at two sides of the top of the valve body, and an air inlet interface arranged on the side face of the front end of the valve body; the valve core is provided with six flow control holes which are arranged corresponding to the positions of the gear positions in the valve body and have different aperture sizes; the top of the ejector rod penetrates through the valve core and is movably contacted with the electromagnetic valve, and the electromagnetic valve is movably pressed.
2. The multi-stage control type temperature control flameout protection gas valve as claimed in claim 1, wherein the valve core has a hollow structure with a hollow channel therein, the hollow structure comprises a battery valve installation channel matched with the battery valve, a rotating shaft installation channel matched with the rotating shaft, and a push rod installation channel located between the battery valve installation channel and the rotating shaft installation channel and allowing the push rod to pass through; the six flow control holes on the valve core comprise a first flow control hole which is communicated with the rotating shaft installation channel and a series flow control hole group which is arranged in the side surface of the valve core and forms five flow control holes which are sequentially communicated in series, and the flow control hole which is close to the first flow control hole in the series flow control hole group is communicated with the rotating shaft installation channel; and the valve core is provided with an air inlet hole which is positioned below the six flow control holes and communicated with the flow channel of the rotating shaft.
3. The multi-stage control type temperature control flameout protection gas valve as claimed in claim 2, wherein the ejector rod is sleeved with an O-ring and a gasket and is installed between the battery valve installation channel and the ejector rod installation channel.
4. The multi-stage control type temperature-controlled flameout-protecting gas valve as claimed in claim 3, wherein the gas inlet port of the valve body is further sleeved with a gas inlet port sealing gasket.
5. The multi-stage control type temperature control flameout protection gas valve according to claim 4, wherein a clamp spring is further sleeved on the rotating shaft and located below the valve cover.
6. The multi-stage control type temperature control flameout protection gas valve as claimed in claim 5, wherein the valve body and the valve cover are fixedly mounted by two combined screws penetrating from the valve cover to the valve body.
7. The multi-stage control type temperature control flameout protection gas valve as claimed in claim 6, wherein both sides of the valve body are further provided with universal screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221791933.3U CN217927269U (en) | 2022-07-12 | 2022-07-12 | Multistage control type temperature control flameout protection gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221791933.3U CN217927269U (en) | 2022-07-12 | 2022-07-12 | Multistage control type temperature control flameout protection gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217927269U true CN217927269U (en) | 2022-11-29 |
Family
ID=84187814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221791933.3U Active CN217927269U (en) | 2022-07-12 | 2022-07-12 | Multistage control type temperature control flameout protection gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217927269U (en) |
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2022
- 2022-07-12 CN CN202221791933.3U patent/CN217927269U/en active Active
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