CN219796281U - Double micro-gap switch cooking utensils valve body - Google Patents

Abstract

The utility model discloses a double-microswitch kitchen range valve body, which belongs to the technical field of kitchen ranges and comprises a valve body, wherein a valve cover is arranged at the upper end of the valve body, a limiting bulge is arranged in the valve cover, a valve seat is arranged at the lower end of the valve body, a linkage rod is arranged in the valve seat, a valve core and a valve rod are arranged in the valve body, the valve rod penetrates through the valve cover to drive the valve core to rotate in the valve body, a microswitch I and a microswitch II are arranged at the outer side of the valve body, three linkages are synchronously generated when the valve rod is pressed down, so that kitchen range ignition and gas enter the kitchen range to synchronously release a child lock synchronously, and then the valve rod can be rotated to drive the valve core to adjust the gas inflow, so that the fire power of the kitchen range is adjusted, the kitchen range is convenient to use by a consumer, the hysteresis of kitchen range ignition relative to gas transportation is prevented, and the function of quick ignition is achieved.

Description

Double micro-gap switch cooking utensils valve body

Technical Field

The utility model relates to the technical field of stoves, in particular to a double-microswitch stove valve body.

Background

The kitchen range is widely used as kitchen utensils, the existing kitchen range can only realize the release of a child lock by pressing down a rotary switch to a depth of 1.2MM, and can not trigger a micro switch to realize the ignition function, but a gas channel is opened to carry gas to the kitchen range when the rotary switch is pressed down, so that if the rotary switch can not be rotated in time, a great amount of gas can leak indoors, potential safety hazards exist, and in addition, the existing rotary switch needs to rotate after being pressed down to realize the ignition function, so that ignition has hysteresis relative to the gas carrying, part of gas still forms leakage, the use of consumers is inconvenient, and the function of quick ignition can not be achieved.

Disclosure of Invention

The embodiment of the utility model provides a double-microswitch kitchen range valve body, which aims to solve the problems in the background technology.

The embodiment of the utility model adopts the following technical scheme: the valve comprises a valve body, the valve gap is installed to the valve body upper end, be equipped with spacing arch in the valve gap, the disk seat is installed to the lower extreme of valve body, install the gangbar in the disk seat, install case and valve rod in the valve body, the valve rod passes the valve gap and drives the case and rotate in the valve body, install pressing piece and spacing thin slice on the valve rod, be provided with the spacing logical groove corresponding with spacing arch on the spacing thin slice, reset spring is installed to the lower extreme of pressing piece, micro-gap switch one and micro-gap switch two are installed in the outside of valve body, micro-gap switch one's contact corresponds with the position of pressing the piece, be connected with solenoid valve and inside and outside ring fire passageway on the valve body.

Further, the linkage rod is provided with a pressed block and an ejection block, the pressed block and the ejection block are arranged in a staggered mode at a certain angle on the linkage rod, the pressed block is located at the right lower end of the valve core, and the ejection block is propped against the working end of the electromagnetic valve.

Further, the height of the limiting protrusion is 2.5MM.

Further, the electromagnetic valve is externally connected with a thermocouple on the cooking range.

Further, the micro switch is electrically connected with the anti-dry heating sensor at the kitchen range, and the micro switch is electrically connected with the electromagnetic valve.

Further, an air door adjusting mechanism is arranged at one end of the inner ring fire channel and one end of the outer ring fire channel.

The above at least one technical scheme adopted by the embodiment of the utility model can achieve the following beneficial effects:

firstly, three kinds of linkage are synchronously generated when the valve rod is pressed down, so that the ignition of the cooking range and the gas entering the cooking range are synchronous, the child lock is synchronously released, and then the valve rod can be rotated to drive the valve core to adjust the air inflow of the gas, so that the size of the fire of the cooking range is adjusted, the use of consumers is convenient, the hysteresis of the ignition of the cooking range relative to the gas transportation is prevented, and the function of rapid ignition is achieved.

Secondly, the height of the limiting bulge is adjusted to 2.5MM at present, so that the child lock releasing function can be realized, the pressing piece can be lowered by a distance of 2.5MM, and the micro switch is synchronously triggered to realize the ignition function.

Thirdly, when the valve rod rotates to forty degrees, the micro-switch II is in an open state, at the moment, the dry burning prevention sensor senses that the stove is in dry burning, the micro-switch II is transmitted back to the micro-switch II through an electric signal, the micro-switch II forms alarm sound to remind a consumer of timely treatment, and meanwhile, the micro-switch II cuts off current at the electromagnetic valve through the electric signal, the electromagnetic valve closes fuel gas, at the moment, the stove is in a flameout state, and safety protection under an emergency state is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a linkage rod structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the valve body of the present utility model;

fig. 4 is a schematic view of a valve cover according to the present utility model.

Reference numerals

Valve body 100, first microswitch 110, second microswitch 120, electromagnetic valve 130, inner and outer ring fire channel 140, air door adjusting mechanism 141, valve cover 200, limit protrusion 210, valve seat 300, linkage rod 310, pressed block 311, ejection block 312, valve core 400, valve rod 500, pressing piece 510, return spring 511, limit sheet 520, limit through groove 521.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.

Referring to fig. 1-4, an embodiment of the present utility model provides a dual micro-gap switch stove valve body, including a valve body 100, a valve cover 200 is installed at an upper end of the valve body 100, a limit protrusion 210 is provided in the valve cover 200, a valve seat 300 is installed at a lower end of the valve body 100, a linkage rod 310 is installed in the valve seat 300, a valve core 400 and a valve rod 500 are installed in the valve body 100, the valve rod 500 drives the valve core 400 to rotate in the valve body 100 through the valve cover 200, a pressing sheet 510 and a limit sheet 520 are installed on the valve rod 500, a limit through groove 521 corresponding to the limit protrusion 210 is provided on the limit sheet 520, a return spring 511 is installed at a lower end of the pressing sheet 510, a micro-switch first 110 and a micro-switch second 120 are installed at an outer side of the valve body 100, a contact point of the micro-switch first 110 corresponds to a position of the pressing sheet 510, and a solenoid valve 130 and an inner and outer ring fire channel 140 are connected to the valve body 100.

The limiting through groove 521 on the limiting sheet 520 is located in the limiting protrusion 210 on the valve cover 200 in the initial state, at this time, the valve rod 500 is limited and cannot rotate, when the ignition operation on the kitchen range is required, the pressing sheet 510 and the limiting sheet 520 are synchronously lowered by pressing the valve rod 500, and when the valve rod 500 is pressed down: 1. the valve rod 500 drives the limit groove on the limit sheet 520 to be separated from the limit protrusion 210, so as to play a role in releasing the child lock, and the valve rod 500 can rotate the regulating valve core 400, thereby regulating the air inflow of the fuel gas entering the inner and outer ring fire channels 140; 2. the valve rod 500 drives the pressing piece 510 to synchronously descend to press down the first micro switch 110, and the first micro switch 110 performs ignition treatment on the cooking range; 3. the valve rod 500 is lowered to compress the return spring 511, and meanwhile, the extending end of the valve rod 500 passes through the valve core 400 to press the linkage rod 310 in the valve seat 300, and the linkage rod 310 moves the electromagnetic valve 130, so that fuel gas enters the valve core 400 through the electromagnetic valve 130; therefore, three linkages are synchronously generated when the valve rod 500 is pressed down, so that the ignition of a kitchen range and the gas entering the kitchen range are synchronous, the child lock is synchronously released, after the kitchen range is ignited, the valve rod 500 is stopped to be pressed down, the valve rod 500 can be rotated to drive the valve core 400 to adjust the gas inflow of the gas, so that the fire power of the kitchen range is adjusted, when the valve rod 500 is stopped to be pressed down, the linkage rod 310 loses the pressing of the electromagnetic valve 130, the return force of the return spring 511 enables the limit sheet 520 to be attached to the lower end of the limit protrusion 210, and the limit through groove 521 and the limit protrusion 210 form dislocation when rotating, so that the valve rod 500 can still be rotated to adjust the fire power of the kitchen range in the combustion process of the kitchen range, the use of consumers is convenient, the hysteresis of the ignition of the kitchen range relative to the gas delivery is prevented, and the function of quick ignition is achieved.

Preferably, the linkage rod 310 is provided with a pressed block 311 and an ejection block 312, the pressed block 311 and the ejection block 312 are arranged in a dislocation manner at a certain angle on the linkage rod 310, the pressed block 311 is located at the right lower end of the valve core 400, and the ejection block 312 is pressed against the working end of the electromagnetic valve 130.

In the initial state, the electromagnetic valve 130 is in a closed state, fuel gas cannot enter the valve core 400 to reach the inner and outer annular fire channels 140, when the valve rod 500 is pressed down, the lower end of the valve rod 500 extends out of the valve core 400 to press down the pressed block 311, at the moment, the linkage rod 310 rotates to drive the ejection block 312 to synchronously rotate, the ejection block 312 is propped against the working end of the electromagnetic valve 130 to move the working end of the electromagnetic valve 130, the electromagnetic valve 130 is opened, fuel gas enters the valve core 400 through the electromagnetic valve 130, the linkage rod 310 acts to press down the valve rod 500, and simultaneously, the electromagnetic valve 130 is opened to enable the fuel gas to enter the valve core 400, so that the purposes of synchronous operation of fuel gas inlet and ignition are formed.

Preferably, the height of the limiting protrusion 210 is 2.5MM.

The original limit protrusion 210 is 1.2MM, which only can play a role in releasing the child lock, and now the height of the limit protrusion 210 is adjusted to 2.5MM, so that the child lock releasing function can be realized, and meanwhile, the pressing piece 510 can descend by a distance of 2.5MM to synchronously trigger the first micro switch 110 to realize the ignition function.

Preferably, the solenoid valve 130 is externally connected to a thermocouple on the cooking range.

The electromagnetic valve 130 is pressed and opened by the linkage rod 310, the stove head achieves ignition combustion, the temperature of combustion enables the thermocouple to form temperature difference to generate current, and the current can enable the electromagnetic valve 130 to keep the electromagnetic valve 130 to be in a continuously opened state under the condition that the linkage rod 310 is not pressed.

Preferably, the second micro switch 120 is externally connected with an anti-dry heating sensor at the cooking range, and the second micro switch 120 is electrically connected with the electromagnetic valve 130.

When the valve rod 500 rotates to forty degrees, the micro-switch II 120 is in an open state, at the moment, the dry burning prevention sensor senses that the kitchen range is dry burning, the micro-switch II 120 transmits an alarm sound back to the micro-switch II 120 through an electric signal, a consumer is reminded of timely treatment, meanwhile, the micro-switch II 120 cuts off the current at the electromagnetic valve 130 through the electric signal, the electromagnetic valve 130 closes the fuel gas, and at the moment, the kitchen range is in a flameout state, so that safety protection under an emergency state is achieved.

Preferably, a damper adjusting mechanism 141 is installed at one end of the inner and outer ring fire paths 140.

The air door adjusting mechanism 141 can adjust the air quantity entering the inner and outer annular fire channels 140, so that the gas at the cooking range can be fully combusted, and the utilization rate of the gas is improved.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims (6)

1. A double micro-gap switch cooking utensils valve body, its characterized in that: including valve body (100), valve gap (200) are installed to valve body (100) upper end, be equipped with spacing arch (210) in valve gap (200), disk seat (300) are installed to the lower extreme of valve body (100), install gangbar (310) in disk seat (300), install case (400) and valve rod (500) in valve body (100), valve rod (500) pass valve gap (200) and drive case (400) at valve body (100) internal rotation, install pressing piece (510) and spacing thin slice (520) on valve rod (500), be provided with spacing logical groove (521) corresponding with spacing arch (210) on spacing thin slice (520), reset spring (511) are installed to the lower extreme of pressing piece (510), micro-gap switch one (110) and micro-gap switch two (120) are installed in the outside of valve body (100), the contact of micro-gap switch one (110) corresponds with the position of pressing piece (510), be connected with solenoid valve (130) and inside and outside ring fire passageway (140) on valve body (100).

2. The dual micro-switch cooktop valve body of claim 1, wherein: the valve is characterized in that a pressed block (311) and an ejection block (312) are arranged on the linkage rod (310), the pressed block (311) and the ejection block (312) are arranged in a staggered mode at a certain angle on the linkage rod (310), the pressed block (311) is located at the right lower end of the valve core (400), and the ejection block (312) is abutted against the working end of the electromagnetic valve (130).

3. The dual micro-switch cooktop valve body of claim 2, wherein: the height of the limiting protrusion (210) is 2.5MM.

4. A dual micro-switch cooktop valve body as claimed in claim 3, wherein: the electromagnetic valve (130) is externally connected with a thermocouple on the cooking range.

5. The dual micro-switch cooktop valve body of claim 4, wherein: the second micro switch (120) is externally connected with an anti-dry heating sensor at the cooking range, and the second micro switch (120) is electrically connected with the electromagnetic valve (130).

6. The dual micro-switch cooktop valve body of claim 5, wherein: one end of the inner ring fire channel (140) is provided with an air door adjusting mechanism (141).