CN220135521U - Gas control mechanism - Google Patents
Gas control mechanism Download PDFInfo
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- CN220135521U CN220135521U CN202321639780.5U CN202321639780U CN220135521U CN 220135521 U CN220135521 U CN 220135521U CN 202321639780 U CN202321639780 U CN 202321639780U CN 220135521 U CN220135521 U CN 220135521U
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- burner
- valve
- ignition
- switch
- igniter
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- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 14
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 45
- 239000002184 metal Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of household kitchen appliances, and relates to a gas control mechanism. Comprising the following steps: a switch valve, a burner for heating food; an igniter installed in the vicinity of the burner for igniting the burner; a gas pipe connected to the burner for supplying gas; a solenoid valve installed on the air pipe; an ignition controller controlled to be opened by the switch valve; a pulser for pulsing the igniter to ignite the burner; the sensing component is used for sensing the temperature of the flame of the burner and feeding back signals; the ignition controller is respectively and electrically connected with the electromagnetic valve, the pulser and the sensing component, and the ignition controller is respectively controlled to start the electromagnetic valve and the pulser by opening the switch valve. According to the utility model, the ignition controller is arranged, and the ignition controller can be started only by pressing the switch valve, so that the burner can be supplied with air and ignited, and the time and the labor are saved.
Description
Technical Field
The utility model belongs to the technical field of household kitchen appliances, and relates to a gas control mechanism.
Background
Gas ovens or gas cookers are common household kitchen appliances that cook food by gas-fired burners. In a conventional gas oven or stove, a gas system is generally controlled through a temperature control switch, and a high-voltage pulser ignition device is used for realizing the burner function of the gas oven. The user presses the temperature control switch to ignite the communication pulser, and the user always presses the temperature control switch and the like to ensure stable combustion of the burner and then releases the temperature control valve switch so as to disconnect the pulse ignition. Because the user is required to press the temperature control switch all the time, if the temperature control switch is loosened halfway, the ignition is required to be restarted, and the operation is laborious and troublesome.
Disclosure of Invention
The utility model provides a gas control mechanism, which is provided with an ignition controller, and can supply gas to a combustor and ignite by only pressing a switch valve to start the ignition controller, so that time and labor are saved.
The utility model adopts the following technical scheme:
the utility model provides a gas control mechanism, which has the technical characteristics that: a switch valve, a burner for heating food; an igniter installed in the vicinity of the burner for igniting the burner; a gas pipe connected to the burner for supplying gas; a solenoid valve installed on the air pipe; an ignition controller controlled to be opened by the switch valve; a pulser for pulsing the igniter to ignite the burner; the sensing component is used for sensing the temperature of the flame of the burner and feeding back signals; the ignition controller is respectively and electrically connected with the electromagnetic valve, the pulser and the sensing component, and the ignition controller is respectively controlled to start the electromagnetic valve and the pulser by opening the switch valve.
The gas control mechanism provided by the utility model can also have the following technical characteristics: the burner comprises a first burner and a second burner, the air pipe comprises a first air pipe and a second air pipe which are respectively connected with the first burner and the second burner, and the igniter comprises a first igniter and a second igniter which are respectively used for igniting the first burner and the second burner.
The gas control mechanism provided by the utility model can also have the following technical characteristics: wherein, the solenoid valve includes: a solenoid valve body having a first air passage and a second air passage; the electromagnetic valve core assembly is arranged on the electromagnetic valve body; the valve cover is arranged at one end of the electromagnetic valve body; the first air pipe is provided with an air port communicated with the first air passage, and the air inlet end of the second air pipe is inserted into the outlet of the second air passage.
The gas control mechanism provided by the utility model can also have the following technical characteristics: the ignition controller is provided with two switch wiring terminals, and the two switch wiring terminals are electrically connected with the micro switch.
The gas control mechanism provided by the utility model can also have the following technical characteristics: the electromagnetic valve body is provided with a temperature control valve body at one end far away from the valve cover, a temperature control valve core assembly is arranged in the temperature control valve body, the outer end of the temperature control valve core assembly is connected to the induction component through a wire, and the inner end of the temperature control valve core assembly is connected with a knob rod arranged on the valve cover.
The gas control mechanism provided by the utility model can also have the following technical characteristics: wherein the sensing component comprises a first thermocouple for detecting the combustion temperature of the first burner and a second thermocouple for detecting the combustion temperature of the second burner; the ignition controller is provided with a thermocouple wiring terminal, and the first thermocouple and the second thermocouple are connected with the thermocouple wiring terminal to provide temperature feedback.
The gas control mechanism provided by the utility model can also have the following technical characteristics: wherein, the both ends of valve gap all are provided with and are used for installing the installation position of micro-gap switch, and this installation position has: the mounting holes are diagonally arranged, the side sides of the mounting holes are provided with L-shaped limiting convex edges higher than the tops of the mounting holes, and two corners of the micro switch, which are positioned on the same diagonal line, are clamped and arranged in the L-shaped limiting convex edges.
The actions and effects of the utility model
According to the gas control mechanism, as the ignition controller is arranged and is respectively and electrically connected with the electromagnetic valve, the pulser and the sensing component, a user can release hands after pressing the switch valve to open the ignition controller, and the ignition controller can ignite signals to the electromagnetic valve and the pulser without pressing the switch valve for a long time, so that time and labor are saved when the user ignites.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the present utility model.
Fig. 3 is a schematic view of the solenoid valve of the present utility model.
Fig. 4 is a schematic view of the valve cover structure of the solenoid valve of the present utility model.
Fig. 5 is a schematic view of the structure of the igniter of the utility model.
Fig. 6 is an exploded view of the structure of the igniter of the utility model with the wires removed.
Fig. 7 is a schematic view of the mounting structure of the adjusting sleeve of the present utility model.
FIG. 8 is a schematic cross-sectional view of an igniter of the utility model.
Reference numerals: the burner 10, the first burner 11, the second burner 12, the gas pipe 20, the first gas pipe 21, the second gas pipe 22, the ignition controller 30, the pulser 40, the igniter 50, the first igniter 51, the second igniter 52, the ignition needle 53, the ignition end 531, the ignition section 532, the positioning section 533, the connection section 534, the fixing sleeve 54, the fixing portion 541, the stop collar 55, the adjusting sleeve 56, the adjusting sleeve one 561, the adjusting sleeve two 562, the wire 57, the metal needle 58, the metal sheet 581, the solenoid valve 60, the solenoid valve body 61, the first gas passage 611, the second gas passage 612, the valve cover 62, the mounting position 621, the mounting hole 622, the stop flange 623, the temperature control valve body 63, the micro switch 64, the knob rod 65, the sensing member 70, the first thermocouple 71, the second thermocouple 72, the wire 80.
Detailed Description
In order to make the technical means, creation characteristics, achievement of the purposes and effects of the present utility model easy to understand, the gas control mechanism of the present utility model is specifically described below with reference to the embodiments and the accompanying drawings.
< example >
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the present utility model.
The present embodiment is exemplified by a gas oven, which is provided with a gas control mechanism including an on-off valve mounted on an oven surface operation surface, a burner 10 mounted in the oven body, a gas pipe 20, an ignition controller 30, a pulser 40, an igniter 50 mounted in the vicinity of the burner 10, a solenoid valve 60 mounted on the gas pipe 20, and a sensing member 70 mounted in the vicinity of the burner 10. The switch valve, the electromagnetic valve 60, the pulser 40 and the sensing component 70 are all electrically connected with the ignition controller 30, and a user can turn on the ignition controller 30 by pressing the switch valve, so that the switch valve sends a command to the electromagnetic valve 60 and the pulser 40 to turn on, and the sensing component 70 senses the temperature of the flame of the burner 10 and feeds back signals to the ignition controller 30 to control the electromagnetic valve 60 to work. Wherein the burner 10 is used for heating food, the pulser 40 is used for igniting the igniter 50 by pulsing the burner 10, the gas pipe 20 is connected to the burner 10 to supply gas thereto, and the electromagnetic valve 60 is mounted on the gas pipe 20 and controls the gas flow in the gas pipe under the control of the ignition controller 30.
The burner 10 includes a first burner 11 and a second burner 12, the gas pipe 20 includes a first gas pipe 21 and a second gas pipe 22 connected to the first burner 11 and the second burner 12, respectively, and the igniter 50 includes a first igniter 51 and a second igniter 52 for igniting the first burner 11 and the second burner 12, respectively.
Fig. 3 is a schematic view of the solenoid valve of the present utility model.
As shown in fig. 3, the solenoid valve 60 includes: the electromagnetic valve comprises an electromagnetic valve body 61, an electromagnetic valve core assembly arranged in the electromagnetic valve body 61, a valve cover 62 arranged at one end of the electromagnetic valve body 61 and a temperature control valve body 63 arranged at the other end of the electromagnetic valve body 61, wherein a first air passage 611 and a second air passage 612 are arranged in the electromagnetic valve body 61, the first air passage 611 is communicated with the first air pipe 21, and an air port communicated with the first air passage 611 is formed in the first air pipe; the second air passage 612 is used for installing the second air pipe 22, and an air inlet end of the second air pipe 22 is inserted at an outlet of the second air passage 612. Also mounted on the valve cover 62 is a micro-switch 64, and the ignition controller 30 has two switch terminals Sw, which are electrically connected to the micro-switch 64. The temperature control valve body 63 is installed at one end of the electromagnetic valve body 61 far away from the valve cover 62, a temperature control valve core assembly is arranged in the temperature control valve body 63, the outer end of the temperature control valve core assembly is connected to the sensing component 70 through a wire 80, and the inner end of the temperature control valve core assembly is connected with a knob rod 65 installed on the valve cover 62. Since the principle of the solenoid valve is prior art, it will not be described too much in the present embodiment.
Fig. 4 is a schematic view of the valve cover structure of the solenoid valve of the present utility model.
In this embodiment, two micro switches 64 are mounted on the solenoid valve 60, so mounting positions 621 for mounting the micro switches 64 are provided on both sides of the knob rod 65 on the valve cover 62, as shown in fig. 4, one of the mounting positions is located on the side surface of the valve cover 62, the other mounting position is located on the end surface of the valve cover 62, and the two mounting positions have substantially the same structure, and the mounting positions 621 have: the installation hole 622 that is the diagonal arrangement, the avris of installation hole 622 is provided with the spacing protruding edge 623 of L type that is higher than the installation hole 622 top, and when micro-gap switch 64 was installed on installation position 621, two angle cards that micro-gap switch 64 was located on same diagonal were established in the spacing protruding edge 623 of L type forms spacingly to micro-gap switch 64, strengthens the installation fastness.
As shown in fig. 2, the sensing part 70 includes a first thermocouple 71 for detecting the combustion temperature of the first burner 11 and a second thermocouple 72 for detecting the combustion temperature of the second burner 12; the ignition controller 30 has a thermocouple terminal TC1 thereon, and the first thermocouple 71 and the second thermocouple 72 are connected to the thermocouple terminal TC1 to provide temperature feedback. Specifically, during the ignition process, the first thermocouple 71 and the second thermocouple 72 can feed back the combustion temperatures of the first burner 11 and the second burner 12 to the ignition controller 30, so as to determine whether continuous gas supply or gas interruption restarting is required (if the temperature reaches a proper temperature, the ignition controller 30 controls the electromagnetic valve to continuously supply gas to start cooking, and if the burner is not ignited, the ignition controller 30 controls the electromagnetic valve to close the gas delivery).
Fig. 5 is a schematic view of the structure of the igniter of the utility model.
Fig. 6 is an exploded view of the structure of the igniter of the utility model with the wires removed.
In the present embodiment, an igniter capable of adjusting the installation height is provided, and the igniter can be used as the first igniter 51 or the second igniter 52. As shown in fig. 1, the igniter 50 is mounted to the burner side by the mounting bracket 13 for igniting the burner. As shown in fig. 5, the igniter 50 includes an ignition needle 53, a fixing sleeve 54, a limit sleeve 55, an adjusting sleeve 56, and a wire 57, wherein the ignition needle 53 is used for ignition; the outer periphery of the fixed sleeve 54 is provided with a fixed part 541, the ignition needle 53 is mounted on the mounting frame 13 through the fixed part 541, the fixed sleeve 54 is sleeved on the outer periphery of the ignition needle 53, and the ignition end 531 of the ignition needle 53 extends out of the fixed sleeve 54; the adjusting sleeve 56 is provided with at least one, and is sleeved on the igniter in a removable way, and is used for adjusting the length of the ignition end of the ignition needle extending out of the fixing sleeve 54; the stop collar 55 is disposed around the outer periphery of the end of the igniter remote from the firing end and is detachably connected to the fixing collar 54 by threads.
Wherein, the ignition needle 53 is inside hollow annular rectangular shape, including the ignition section 532 of an organic whole setting, location section 533 and linkage segment 534, ignition section 532 front end is equipped with ignition end 531 and is used for the ignition, and the rear end is connected to the front end of location section 533, and linkage segment 534 is connected to the rear end of location section 533, and linkage segment 534 is used for connecting wire 57. The limiting sleeve 55 penetrates into the connecting section 534 to be fixedly connected with the fixing sleeve 54 in a threaded manner. The adjusting sleeve 56 is sleeved on the rear end or/and the front end of the positioning section 533, i.e. on the connecting section 534 or/and the igniting section 532, and the length of the igniting needle extending out of the fixing sleeve 54 can be adjusted by adjusting the installation position or number or size of the adjusting sleeve 56. The ignition section 532 and the connection section 534 are coaxially arranged and have the same outer diameter dimension, and the outer diameter of the positioning section 533 is larger than the outer diameters of the ignition section 532 and the connection section 534, so that the positioning section 533 has end surfaces protruding from the ignition section 532 and the connection section 534.
Fig. 7 is a schematic view of the mounting structure of the adjusting sleeve of the present utility model.
In this embodiment, the following description will be made by taking the case where two adjustment sleeves (the first adjustment sleeve 561 and the second adjustment sleeve 562) having the same size are provided, and adjusting the extension length of the igniter by adjusting the installation position of the adjustment sleeve as an example:
as shown in fig. 7 (1), the first adjustment sleeve 561 and the second adjustment sleeve 562 are respectively disposed at the front end and the rear end of the positioning section 533 (i.e., the ignition section 532 and the connecting section 534 are disposed at the front end and the rear end of the positioning section, respectively, and are respectively sleeved with an adjustment sleeve), when the ignition device is installed, the front end of the stop sleeve 55 is abutted against the rear end of the adjustment sleeve disposed on the connecting section 534, and the first adjustment sleeve 561, the positioning section 533 and the second adjustment sleeve 562 are all wrapped inside by the fixing sleeve 54, and at this time, the ignition section 532 extends out of the fixing sleeve by a length L1.
As shown in fig. 7 (2), on the basis of fig. 7 (1), the second adjustment sleeve 562 is detached from the connection section 534 and is sleeved on the ignition section 532, the second adjustment sleeve 562 is tightly attached to the first adjustment sleeve 561, when the device is mounted, the front end portion of the stop sleeve 55 is abutted against the rear end portion of the positioning section 533, and the first adjustment sleeve 561, the positioning section 533 and the second adjustment sleeve 562 are wrapped inside the fixing sleeve 54, at this time, the ignition section 532 extends out of the fixing sleeve by a length L2, and L2< L1.
As shown in fig. 7 (3), on the basis of fig. 7 (1), the first adjustment sleeve 561 is detached from the ignition section 532 and sleeved on the connection section 534, the second adjustment sleeve 562 is tightly attached to the first adjustment sleeve 561, and when the adjustment sleeve is mounted, the front end portion of the limit sleeve 55 is abutted against the rear end portion of the first adjustment sleeve 561, and the first adjustment sleeve 561, the positioning section 533 and the second adjustment sleeve 562 are all wrapped inside the fixing sleeve 54, at this time, the ignition section 532 extends out of the fixing sleeve by a length L3, and L2< L1< L3.
The installation position of the adjusting sleeve can be adjusted to adjust the extension length of the ignition needle, and the principle is as follows: because the length of the connection section 534 is fixed, when the adjusting sleeve is placed on the connection section 534, the front end portion of the limiting sleeve will abut against the rear end face of one of the adjusting sleeves located at the extreme end, which corresponds to the position of the limiting sleeve moving backward relative to the ignition needle, so that the position of the front end of the fixing sleeve 54 moves backward relative to the ignition needle, and the extending length of the ignition needle becomes longer, whereas when the adjusting sleeve is moved to the ignition section 532 located at the front end, the position of the limiting sleeve moves forward relative to the ignition needle, so that the position of the front end of the fixing sleeve 54 moves forward relative to the ignition needle, and the extending length of the ignition needle becomes shorter. That is, the distance between the front end surface of the spacer 55 and the rear end surface of the positioning segment 533 is changed by adjusting the number of adjustment sleeves between the spacer 55 and the positioning segment, thereby changing the length of the ignition needle 53 extending out of the fixing sleeve 54.
In practice, the fixing sleeve 54 is usually fixed, and the adjustment of the mounting position of the adjusting sleeve 56 can be performed in the above manner, so as to adjust the position of the ignition needle 53, so that the length of the ignition needle extending out of the fixing sleeve 54 can be changed, and the ignition needle can be adapted to burners with different ignition size requirements. The mode adjusting sleeve is positioned inside the fixed sleeve, the volume of the ignition needle assembly is not changed, the structure is simple and small, the installation does not occupy space, and the adjusting mode is also particularly simple.
FIG. 8 is a schematic cross-sectional view of an igniter of the utility model.
The metal needle 58 for ignition is mounted on the ignition section 532, the front end of the metal needle 58 is welded with the metal sheet 581 covered on the end face of the ignition end 531, the rear end of the metal needle 58 is connected with the lead 50, and the metal sheet 581 can enlarge the discharge area, so that the ignition effect is better, and the ignition success rate is improved.
The stop collar 55 is provided with a threaded connection segment 551, the periphery of the stop collar is provided with external threads, one end of the fixed collar 54, which faces the stop collar 55, is provided with internal threads, and the fixed collar 54 is in threaded connection with the stop collar 55. The end of the inner wall of the fixed sleeve 54 near the ignition end is provided with a limiting portion, as shown in fig. 8, which may be a flange 542 formed on the inner wall of the fixed sleeve 54 and used for abutting against the end surface of the limiting sleeve 56 or the positioning section 533, so that the ignition needle and the fixed sleeve are fixed.
In this embodiment, the ignition pin is made of a ceramic material and the inner metallic pin 58 is made of metal.
The working principle of the utility model is as follows:
referring to fig. 2, a 110VAC voltage is input to the power supply to supply power to the ignition controller 30, the user presses the switching valve to turn on the ignition controller 30, and the micro switch 64 of the electromagnetic valve 60 is connected to the Sw two-way switch of the ignition controller 30, so that the ignition controllerThe connection terminals are respectively connected with N, L of the pulser 40, so that the ignition controller 30 sends a command to energize the pulser 40 for n seconds (9 s can be set), the electromagnetic valve 60 controls the air pipe to supply fuel gas to the burner, and the pulser 40 pulses the igniter; meanwhile, the ignition controller 30 is connected with a thermocouple through a TC port to supply 110mA to the electromagnetic valve, the duration time M seconds (which can be set to 11 s) is prolonged, the gas path of the electromagnetic valve is ensured to be communicated, and the ignition is realized. The mode ensures that a user does not need to continuously press the switch valve until ignition is successful as in the prior art, and can release the ignition controller by pressing the switch valve initially to turn on the ignition controller, thereby saving time and labor.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model. For example, the gas control mechanism is described above by taking a gas oven as an example, and in practice, such control mechanism may be used in a gas cooker.
Claims (7)
1. A gas control mechanism, comprising:
a switch valve;
a burner for heating food;
an igniter installed in the vicinity of the burner for igniting the burner;
a gas pipe connected to the burner for supplying gas;
a solenoid valve installed on the air pipe;
an ignition controller controlled to be opened by the switch valve;
a pulser for pulsing the igniter to ignite the burner; and
the sensing component is used for sensing the temperature of the flame of the burner and feeding back signals;
the ignition controller is respectively and electrically connected with the electromagnetic valve, the pulser and the sensing component, and the ignition controller is respectively controlled to start the electromagnetic valve and the pulser by opening the switch valve.
2. The gas control mechanism of claim 1, wherein:
the burner comprises a first burner and a second burner, the air pipe comprises a first air pipe and a second air pipe which are respectively connected with the first burner and the second burner, and the igniter comprises a first igniter and a second igniter which are respectively used for igniting the first burner and the second burner.
3. The gas control mechanism of claim 2, wherein:
wherein, the solenoid valve includes:
a solenoid valve body having a first air passage and a second air passage;
the electromagnetic valve core assembly is arranged on the electromagnetic valve body; and
the valve cover is arranged at one end of the electromagnetic valve body;
the first air pipe is provided with an air port communicated with the first air passage, and the air inlet end of the second air pipe is inserted into the outlet of the second air passage.
4. A gas control mechanism as claimed in claim 3, wherein:
the ignition controller is provided with two switch wiring terminals, and the two switch wiring terminals are electrically connected with the micro switch.
5. The gas control mechanism of claim 3 or 4, wherein:
the electromagnetic valve body is provided with a temperature control valve body at one end far away from the valve cover, a temperature control valve core assembly is arranged in the temperature control valve body, the outer end of the temperature control valve core assembly is connected to the induction component through a wire, and the inner end of the temperature control valve core assembly is connected with a knob rod arranged on the valve cover.
6. The gas control mechanism of claim 5, wherein:
wherein the sensing component comprises a first thermocouple for detecting the combustion temperature of the first burner and a second thermocouple for detecting the combustion temperature of the second burner;
the ignition controller is provided with a thermocouple wiring terminal, and the first thermocouple and the second thermocouple are connected with the thermocouple wiring terminal to provide temperature feedback.
7. The gas control mechanism of claim 4, wherein:
wherein, the both ends of valve gap all are provided with and are used for installing the installation position of micro-gap switch, and this installation position has: the mounting holes are diagonally arranged, the side sides of the mounting holes are provided with L-shaped limiting convex edges higher than the tops of the mounting holes, and two corners of the micro switch, which are positioned on the same diagonal line, are clamped and arranged in the L-shaped limiting convex edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321639780.5U CN220135521U (en) | 2023-06-26 | 2023-06-26 | Gas control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321639780.5U CN220135521U (en) | 2023-06-26 | 2023-06-26 | Gas control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220135521U true CN220135521U (en) | 2023-12-05 |
Family
ID=88962433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321639780.5U Active CN220135521U (en) | 2023-06-26 | 2023-06-26 | Gas control mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220135521U (en) |
-
2023
- 2023-06-26 CN CN202321639780.5U patent/CN220135521U/en active Active
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