Stove gas valve

Abstract

The utility model aims to provide the gas valve structure of the stove, which is convenient to control and time. The electromagnetic valve comprises a valve body, a valve core and an electromagnetic valve, an air inlet and an air outlet are formed in the valve body, the valve core is arranged between the air inlet and the air outlet in a matched mode for flow control, and the electromagnetic valve is arranged in the valve body and matched with the air inlet. A first microswitch and a second microswitch which are distributed on the two sides of the valve element are further arranged on the valve body, a trigger disc is arranged on the valve element, a pressing flange matched with the first microswitch is arranged on the outer edge of the trigger disc, a trigger flange matched with the second microswitch is arranged on the lower portion of the trigger disc, and the first microswitch and the second microswitch are arranged on the valve body. The first microswitch is matched with a stove controller, and the second microswitch is matched with an igniter through the stove controller. The gas valve is applied to the technical field of gas valves.

Description

TECHNICAL FIELD

[0001] The utility model is applied to the technical field of gas valve, and particularly relates to a gas valve of a cooking utensil. BACKGROUND

[0002] The gas stove is a commonly used utensil in people's daily life, and the size of the flame is controlled through a valve. The structure of the valve ensures that the flow change is linear during control, and various functions are realized by cooperating with a controller. The existing gas valve is usually composed of a valve body, an igniter and a switch. The igniter is triggered by the switch to ignite, and then the flame is ignited at the burner. The gas flow is adjusted by keeping the passage open and adjusting the size of the opening of the valve core. However, the conventional gas valve structure can only be manually operated, such as timing, and it is often forgotten to start the time or cannot be turned off in time. It is not convenient to control the time for cooking, stewing and other operations.

[0003] If a gas valve structure of a cooking utensil that is convenient to operate and has a timing function can be provided, the above technical problems can be well solved. CONTENT OF THE UTILITY MODEL

[0004] The utility model solves the technical problems of the prior art and provides a gas valve structure of a cooking utensil that is convenient to operate and has a timing function.

[0005] The utility model adopts the technical scheme: the utility model discloses a valve body, valve core and solenoid valve, be provided with the air inlet and the air outlet on the valve body, the valve core is cooperated and is arranged between the air inlet and the air outlet and carries out flow control, the solenoid valve is arranged in the valve body and cooperates with the air inlet, the valve body still is provided with the first microswitch and the second microswitch that distribute in the valve core both sides, be provided with trigger disc on the valve core, the outer edge of trigger disc is provided with the press flange that cooperates with the first microswitch, the lower part of trigger disc is provided with the trigger flange that cooperates with the second microswitch, the first microswitch is electrically connected with the cooking utensil controller, and the second microswitch is electrically connected with the igniter through the cooking utensil controller.

[0006] From the above scheme, by setting two groups of microswitches, the second microswitch is electrically connected with the cooking utensil controller to control ignition. The feedback electrical signal is fed back to the cooking utensil controller by triggering, and the igniter is controlled by the cooking utensil controller to ignite. At the same time, the first microswitch is electrically connected with the cooking utensil controller, and the switch state of the valve core is continuously fed back to the cooking utensil controller. The cooking utensil controller can continuously obtain the switch state during intelligent timing operation, and the solenoid valve can realize the operation of intelligent timing and fire control. It is more convenient for cooking, stewing and other operations that need to be well controlled.

[0007] A preferred solution is that the pressing flange comprises a guiding pressing end and a maintaining section, the guiding pressing end is arranged at the end of the maintaining section, the guiding pressing end is stepped, a non-triggering section matched with the first micro switch gap is arranged on the trigger disc, when the valve core rotates to the opening direction, the guiding pressing end contacts and triggers the first micro switch, and the maintaining section always presses the first micro switch when the valve core remains in the opening state.

[0008] A preferred solution is that the upper end of the maintaining section is provided with an extending piece.

[0009] A preferred solution is that the lower edge of the trigger flange is provided with a guiding slope, an extending block is arranged on the contact of the second micro switch, the extending block is hemispherical, and when the valve core is pressed downward, the extending block is in contact with the guiding slope and forced to trigger the second micro switch.

[0010] A preferred solution is that the valve body is further provided with a limiting assembly, the limiting assembly comprises an elastic pin, and the inner shaft of the trigger disc is provided with a limiting guide groove matched with the elastic pin.

[0011] A preferred solution is that the valve body is provided with two groups of gas outlets, and the two groups of gas outlets are connected to the inner circle and the outer circle of the stove head respectively. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is the first three-dimensional structure schematic view of the utility model;

[0013] Fig. 2 is the second three-dimensional structure schematic view of the utility model;

[0014] Fig. 3 is the third three-dimensional structure schematic view of the utility model;

[0015] Fig. 4 is the fourth three-dimensional structure schematic view of the utility model. DETAILED DESCRIPTION

[0016] As Figs. 1 to 4As shown, in the embodiment, the utility model discloses valve body 1, valve core 2 and solenoid valve 3, be provided with air inlet 4 and air outlet 5 on valve body 1, valve core 2 cooperation is arranged between air inlet 4 and air outlet 5 and carries out flow control, solenoid valve 3 is arranged in valve body 1 with air inlet 4 cooperation, valve body 1 still be provided with the first micro -switch 6 and second micro -switch 7 of distribution in the both sides of valve core 2, be provided with trigger disc 8 on valve core 2, the outer edge of trigger disc 8 is provided with the press flange 81 of cooperation with first micro -switch 6, the lower part of trigger disc 8 is provided with the trigger flange 82 of cooperation with second micro -switch 7, first micro -switch 6 is electrically connected with range control ware, second micro -switch 7 is through range control ware and matches the igniter electric signal cooperation. Through setting two groups of micro -switch, wherein second micro -switch 7 is electrically connected with range control ware and then carries out ignition control, by the conduction electric signal to range control ware, the igniter of setting in the burner head is controlled and ignites by range control ware, the first micro -switch 6 is set up simultaneously with range control ware electric connection, then the switch state of valve core 2 is continuously fed back to range control ware, when the intelligent timing operation is carried out, range control ware can continuously obtain switch state, simultaneously cooperation with solenoid valve 3 can realize the operation of timing intelligent fire, for the cooking, stew of needing better control time operation more convenient.

[0017] In the embodiment, the pressing flange 81 comprises a guiding and pressing end 81a and a maintaining section 81b, the guiding and pressing end 81a is arranged at the end of the maintaining section 81b, the guiding and pressing end 81a is stepped, the trigger disc 8 is provided with a non-triggering section 83 matched with the first micro switch 6, the key of the first micro switch 6 is in the non-triggering section 83 in the non-opening state, the cooker controller cannot start the intelligent timing fire extinguishing. When the valve core 2 rotates to the opening direction to open the air inlet 4 and the air outlet 5, the guiding and pressing end 81a contacts and presses the key of the first micro switch 6 to turn on, the cooker controller obtains the on signal, and then counts the on time, and through the timing operation of the user on the cooker controller, when the set time is reached, the control signal is transmitted to the electromagnetic valve 3 to close the air inlet 3, and then the automatic fire extinguishing action is realized. When the valve core 2 remains in the opening state, the maintaining section 81b always presses the first micro switch 6 to keep outputting the on signal to the cooker controller. The upper end of the maintaining section 81b is provided with an extension piece 84, the valve core 2 needs to be pressed downward to trigger the second micro switch 7 when the valve core 2 is normally ignited, so that the cooker controller controls the igniter to ignite, and the extension piece 84 is arranged to ensure that the first micro switch 6 always remains in the on state during the pressing process, thereby ensuring that the cooker controller can effectively perform timing and intelligent fire extinguishing operations. The stepped edge of the guiding and pressing end 81a is provided with a round corner, thereby reducing the wear of the key of the first micro switch 6 when the switch is opened.

[0018] In the embodiment, the lower edge of the trigger flange 82 is provided with a guiding slope 85, the contact of the second micro switch 7 is provided with an extension block 71, the extension block 71 is hemispherical, when the valve core 2 is pressed downward, the extension block 71 contacts and forces the guiding slope 85 to trigger the second micro switch 7. The guiding slope 85 guides the key of the second micro switch 7 when the valve core 2 is pressed downward, the extension block 71 is arranged in cooperation to reduce the wear caused by use, thereby greatly prolonging the service life of the second micro switch 7. The trigger flange 82 is a circular arc with an angle of 90 degrees, after the valve core 2 rotates by 90 degrees, the extension block 71 is disengaged from the limit of the trigger flange 82, and the second micro switch 7 returns to the off state. The end of the trigger flange 82 is provided with a round corner matched with the extension block 71, thereby avoiding the interference between the trigger flange 82 and the extension block 71 caused by the downward pressing of the valve core 2 during the operation of the valve core 2 to extinguish the fire, thereby avoiding damage.

[0019] In the embodiment, the valve body 1 is further provided with a limiting assembly, the limiting assembly comprises an elastic pin 9, and a limiting guide groove 10 matched with the elastic pin 9 is arranged on an inner shaft of the trigger disc 8. By arranging the limiting assembly, paragraph feeling is realized, thereby facilitating the user to adjust the on-off value.

[0020] In the embodiment, the valve body 1 is provided with two groups of gas outlets 5, and the two groups of gas outlets 5 are connected to the inner ring and the outer ring of the stove head respectively. By matching the two groups of gas outlets 5 with the passages of the valve core 2, the fire quantity of the inner ring and the outer ring of the stove head is controlled.

[0021] Although the embodiments of the utility model are described in actual schemes, but does not constitute the limitation to the utility model meaning, for the person skilled in the art, according to the modification of its implementation scheme and the combination with other schemes are obvious.

Claims

1. A gas valve for a stove, comprising a valve body (1), a valve core (2), and a solenoid valve (3), wherein the valve body (1) is provided with an inlet (4) and an outlet (5), the valve core (2) is configured between the inlet (4) and the outlet (5) for flow control, and the solenoid valve (3) is configured inside the valve body (1) and cooperates with the inlet (4), characterized in that: The valve body (1) is further provided with a first micro switch (6) and a second micro switch (7) distributed on both sides of the valve core (2), the valve core (2) is provided with a trigger disc (8), the outer edge of the trigger disc (8) is provided with a pressing flange (81) matched with the first micro switch (6), the lower part of the trigger disc (8) is provided with a trigger flange (82) matched with the second micro switch (7), the first micro switch (6) is electrically connected with a stove controller, and the second micro switch (7) is matched with an igniter through the stove controller.

2. A gas valve for a gas hob according to claim 1, characterized in that: The pressing flange (81) comprises a guide pressing end (81a) and a maintaining segment (81b), the guide pressing end (81a) is arranged at the end of the maintaining segment (81b), the guide pressing end (81a) is in a stepped shape, the trigger disc (8) is provided with a non-trigger segment (83) matched with the first micro switch (6) in a gap, when the valve core (2) rotates in an opening direction, the guide pressing end (81a) is in contact with and triggers the first micro switch (6), and the maintaining segment (81b) always presses the first micro switch (6) when the valve core (2) remains in an open state.

3. A gas valve for a gas hob according to claim 2, characterised in that: The upper end of the maintaining segment (81b) is provided with an extension piece (84).

4. A gas valve for a gas hob according to claim 1, characterized in that: The lower edge of the trigger flange (82) is provided with a guide inclined surface (85), the contact of the second micro switch (7) is provided with an extension block (71), the extension block (71) is in a hemispherical shape, when the valve core (2) is pressed downward, the extension block (71) is in contact with and forced to trigger the second micro switch (7) through the guide inclined surface (85).

5. A gas valve for a gas hob according to claim 1, characterized in that: The valve body (1) is further provided with a limiting assembly, the limiting assembly comprises an elastic pin (9), and the inner shaft of the trigger disc (8) is provided with a limiting guide groove (10) matched with the elastic pin (9).

6. A gas valve for a gas hob according to claim 1, characterized in that: The valve body (1) is provided with two groups of gas outlets (5), and the two groups of gas outlets (5) are connected to the inner ring and the outer ring of a stove head respectively.

Images