CN216521806U - Gas stove with dry burning prevention function - Google Patents

Abstract

The utility model relates to a gas stove with an anti-dry burning function, which comprises a stove panel, a bottom shell matched with the stove panel and a burner, wherein a temperature sensor is arranged at the central part of the burner, the temperature sensor comprises a head part where a temperature sensing element is arranged, a through hole is arranged at the position of the stove panel corresponding to the head part, and the lower end of the head part extends downwards to enter the bottom shell through the through hole, and the gas stove is characterized in that: the peripheral part of the through hole is provided with a plugging piece which can prevent overflowing liquid on the cooker panel from entering the bottom shell through the through hole, and compared with the prior art, the utility model has the advantages that: because the central part of the burner is provided with the temperature sensor, the anti-dry heating effect can be better achieved, but in order to avoid overflowing liquid flowing into the chassis due to the installation of the temperature sensor, the blocking piece can better prevent overflowing liquid on the panel of the stove from entering the bottom shell, and therefore the better protection effect is achieved.

Description

Gas stove with dry burning prevention function

Technical Field

The utility model relates to a gas stove, in particular to a gas stove capable of preventing dry burning.

Background

The existing cooking utensils are provided with temperature sensors on bases, the temperature of the bottom of a pot can be detected in real time through the temperature sensors, and a controller in the cooking utensils can control the cooking utensils according to data measured by the temperature sensors, so that the utilization efficiency of gas is effectively improved, the pot is accurately controlled, and accidents such as over-temperature, pot pasting, pot drying and flameout are solved. If the applicant proposes a Chinese utility model patent with patent number ZL201620835024.3 (No. CN205939265U), which provides a mounting cavity for mounting a temperature sensor at the center of an inner ring cavity of a base, a cover plate is arranged at the top end of the mounting cavity, a through hole is arranged at the center of the cover plate, an annular first heat-proof plate is arranged above the cover plate and fixed on the cover plate, wherein the temperature sensor is arranged in the mounting cavity and is mounted on a sensor bracket, the upper end of the temperature sensor passes through the through hole on the cover plate and extends upwards out of the first heat-proof plate, the first heat-proof plate can slow down the heat conducted from the base to the temperature sensor, and a gap between the first heat-proof plate and the cover plate forms a secondary air supplement channel communicated with the inner ring cavity by external air for supplementing secondary air to a burner fire cover, meanwhile, the secondary air supplement channel is also used as a smoke channel for high-temperature smoke generated by the fire cover in a combustion state to enter the inner ring cavity of the base, so that the temperature sensor is greatly influenced by the external high-temperature smoke and heat radiation directly, the temperature change sensed by the temperature sensor is quick, and particularly when the temperature is monitored to rise quickly, the temperature sensor is easy to be mistaken for a dry-cooking signal, and inconvenience is brought to cooking of a user; in addition, there are also problems as follows: the current kitchen range combustor of preventing dry combustion method is down the air inlet, and the probe mounting hole is inside the intercommunication chassis, and this can lead to inside the overflow flows into the chassis, for this reason need to prevent further improvement to the kitchen range that dry combustion method function was done.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a gas stove with an anti-dry heating function, which can effectively avoid the influence of the overflow liquid on the chassis through the temperature sensor, in view of the above-mentioned current state of the art.

The second technical problem to be solved by the present invention is to provide a gas stove with an anti-dry heating function, which can accelerate the heat dissipation of the temperature sensor and avoid the influence on the temperature measurement part, in view of the above-mentioned current state of the art.

In order to solve the first technical problem, the utility model adopts the technical scheme that: this gas-cooker with prevent dry combustion method function, including the cooking utensils panel, with drain pan and the combustor of cooking utensils panel adaptation, the central point of combustor is provided with temperature sensor, temperature sensor includes the head at temperature sensing element place, the cooking utensils panel corresponds the position of head has the through-hole, and this through-hole supplies the lower extreme of head stretches out downwards and gets into in the drain pan, its characterized in that: the peripheral part of through-hole is provided with the shutoff piece, the shutoff piece can prevent the overflow warp on the cooking utensils panel the through-hole gets into in the drain pan.

In order to enable overflowing liquid to flow to the through hole through a gap between the blocking piece and the cooker panel as much as possible, preferably, a circle of convex ring extends upwards from the peripheral edge of the through hole in the direction of the head of the temperature sensor, and the blocking piece is arranged on the periphery of the convex ring. This convex ring can play on the one hand and stop the gap flow direction through-hole between shutoff piece and the cooking utensils panel of overflow, and on the other hand can be convenient for shutoff piece location.

In order to achieve that the blocking element, in addition to its function of blocking the spill, also has the function of reinforcing the head in which the temperature-sensitive element is fixed, it is preferred that the blocking element comprises a channel into which the lower end of the head can be inserted and a recess into which the bead can be inserted.

In order to facilitate the head portion where the temperature sensing element is located to be embedded into the recessed portion, preferably, the blocking piece is composed of a first blocking sleeve and a second blocking sleeve which are oppositely combined, the lower end of the head portion is provided with a clamping portion which can be clamped on the first blocking sleeve and the second blocking sleeve, correspondingly, the first blocking sleeve and the second blocking sleeve are provided with a first bayonet and a second bayonet corresponding to the clamping portion, and the first bayonet and the second bayonet are surrounded to form a clamping groove and communicated with the channel. Through designing into the first shutoff cover and the second shutoff cover that combine relatively with the shutoff piece and through the mode that the fastener is connected the two, can be convenient for imbed the head at temperature-sensing element place the draw-in groove.

The first blocking sleeve and the second blocking sleeve are connected in various ways, and from the viewpoint of simple structure, it is preferable that the first blocking sleeve and the second blocking sleeve have mounting holes respectively, and fasteners are mounted on the respective mounting holes to connect the first blocking sleeve and the second blocking sleeve.

Furthermore, the burner comprises a base, a central channel for the head part where the temperature sensing element is located to extend out is arranged in the center of the base, and an inclined surface which gradually inclines upwards from bottom to top is locally arranged at the bottom of the central channel. The design principle of the inclined surface is as follows: the head that the combustor is close to the temperature-sensing element place has inner ring fire lid, its negative pressure that produces in the combustion process can be with outside cold air from secondary air passageway inhale to central passage, and from bottom to top along the heat of temperature sensor surface in order to take away the head at temperature-sensing element place, thereby cool down the head at temperature-sensing element place, thereby avoid high temperature flue gas to influence temperature sensor, and the design on inclined plane has increaseed the cold air's that cools down the head at temperature-sensing element place inflow entrance, but also do not influence the air supplement that the fire outlet of inner ring fire lid corresponds inboard.

In order to improve the injection capability of the burner, preferably, the base is provided with at least one injection pipe at intervals on the periphery of the central passage, and a partition for separating primary air and secondary air is arranged between the air inlet end of each injection pipe and the periphery of the central passage. A plurality of pipes of drawing still because of the setting of separator when can improve and draw the ability of penetrating, and make and draw the pipe and draw and penetrate primary air and carry out the secondary air that cools down to the head at temperature-sensing element place and influence each other between.

Compared with the prior art, the utility model has the advantages that: because the central part of the burner is provided with the temperature sensor, the dry burning prevention effect can be better played, but in order to avoid overflowing liquid from flowing into the chassis due to the installation of the temperature sensor, the blocking piece can better prevent overflowing liquid on the panel of the cooker from entering the bottom shell, so that the better protection effect is played.

Drawings

FIG. 1 is a schematic structural view of a gas range according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural diagram of a base according to an embodiment of the present invention;

fig. 4 is an exploded structural view of a plugging member in the embodiment of the utility model.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in FIGS. 1 to 4, the preferred embodiment of the present invention is shown. The gas stove with the dry burning prevention function of the embodiment comprises a stove panel 1, a bottom case 2 matched with the stove panel 1 and a burner 3, wherein a temperature sensor 4 is arranged at the central part of the burner 3, the temperature sensor 4 comprises a head part 41 with a temperature sensing element, a through hole 11 is arranged at the position of the stove panel 1 corresponding to the head part 41, the lower end of the head part 41 extends downwards to enter the bottom shell 2 through the through hole 11, the peripheral part of the through hole 11 is provided with a plugging piece 6, the plugging piece 6 can prevent overflowing liquid on the cooker panel 1 from entering the bottom shell 2 through the through hole 11, because the temperature sensor 4 is arranged at the central part of the burner 3, the dry burning prevention function can be better realized, however, in order to avoid the overflow liquid from flowing into the chassis due to the installation of the temperature sensor 4, the blocking piece 6 can better prevent the overflow liquid on the cooker panel 1 from entering the bottom case 2, thereby playing a better protection role.

Specifically, in order to enable the overflowing liquid to flow to the through hole 11 through the gap between the plugging piece 6 and the cooker panel 1 as much as possible, a circle of convex ring 111 extends upwards from the peripheral edge of the through hole 11 to the direction of the head 41 of the temperature sensor 4, the plugging piece 6 is arranged on the periphery of the convex ring 111, the convex ring 111 can block the overflowing liquid from flowing to the through hole 11 through the gap between the plugging piece 6 and the cooker panel 1 on one hand, and on the other hand, the positioning of the plugging piece 6 can be facilitated. In order to achieve that the blocking piece 6 has the function of reinforcing the head 41, in which the temperature-sensitive element is fixed, in addition to the function of blocking the spill, the blocking piece 6 comprises a channel 61 into which the lower end of the head 41 can be inserted and a recess 62 into which the bead 111 can be inserted. In order to facilitate the head 41 with the temperature sensing element embedded in the concave portion 62, the plugging member 6 is composed of a first plugging sleeve 63 and a second plugging sleeve 64 which are oppositely combined, the lower end of the head 41 is provided with a clamping portion 410 which can be clamped on the first plugging sleeve 63 and the second plugging sleeve 64, correspondingly, the first blocking sleeve 63 and the second blocking sleeve 64 have a first bayonet 631 and a second bayonet 641 corresponding to the clamping portion 410, the first bayonet 631 and the second bayonet 641 define a clamping groove and communicate with the channel 61, by designing the plugging member 6 into the first plugging sleeve 63 and the second plugging sleeve 64 which are formed by oppositely combining and connecting the two through the fastener 70, the head 41 where the temperature sensing element is located can be conveniently embedded into the card slot, wherein the first blocking sleeve 63 and the second blocking sleeve 64 are respectively provided with a mounting hole 65, and a fastener 70 is mounted on the corresponding mounting hole 65 to connect the two.

In addition, the burner 3 of the present embodiment includes a base 31, a central channel 311 extending from a head 41 of the base 31 for the temperature sensing element is provided in the center of the base, a bottom part of the central channel 311 is provided with an inclined surface 611 gradually inclined upward from bottom to top, and the inclined surface 611 is designed based on the following principle: the burner 3 is close to the inner ring fire cover that the head 41 where the temperature sensing element is located has, its negative pressure that produces in the combustion process can be with outside cold air from secondary air passageway 61 inhale to central channel 311, and from bottom to top along the heat of the head 41 where the temperature sensing element is located in order to take away the temperature of the head 41 where the temperature sensing element is located along the temperature sensor 4 surface, thereby cool down the head 41 where the temperature sensing element is located, thereby avoid high temperature flue gas to influence temperature sensor 4, and the design of inclined plane 611 has increaseed the inflow entrance of the cold air that cools down to the head 41 where the temperature sensing element is located, but also do not influence the air supplement that the fire outlet of inner ring fire cover corresponds inboard. In order to improve the injection capability of the burner 3, at least one injection pipe 7 is arranged on the base 31 at intervals on the periphery of the central passage 311, and a partition 8 for separating primary air and secondary air is arranged between the air inlet end of each injection pipe 7 and the periphery of the central passage 311. The plurality of ejecting pipes 7 can improve the ejecting capacity and simultaneously can not affect each other between the primary air ejected by the ejecting pipes 7 and the secondary air cooling the head 41 where the temperature sensing element is located due to the arrangement of the separators 8, and the design of the separators 8 can be the extending wall extending from the end part of the air inlet end of each ejecting pipe 7 to the periphery of the corresponding central passage 311.

Claims (7)

1. The utility model provides a gas-cooker with prevent dry combustion method function, including cooking utensils panel (1), with drain pan (2) and combustor (3) of cooking utensils panel (1) adaptation, the central point of combustor (3) is provided with temperature sensor (4), temperature sensor (4) include head (41) at temperature-sensing element place, cooking utensils panel (1) corresponds the position of head (41) has through-hole (11), and this through-hole (11) supply the lower extreme of head (41) stretches out downwards and gets into in drain pan (2), its characterized in that: the peripheral portion of through-hole (11) is provided with shutoff piece (6), shutoff piece (6) can prevent the overflow warp on cooking utensils panel (1) through-hole (11) get into in drain pan (2).

2. The gas range with dry burning prevention function of claim 1, wherein: the peripheral part of the through hole (11) extends upwards to the direction of the head part (41) of the temperature sensor (4) to form a circle of convex ring (111), and the plugging piece (6) is arranged on the periphery of the convex ring (111).

3. The gas range with dry burning prevention function of claim 2, wherein: the closure (6) comprises a channel (61) into which the lower end of the head (41) can be inserted and a recess (62) into which the bead (111) can be inserted.

4. The gas range with dry burning prevention function as claimed in claim 3, wherein: the blocking piece (6) is composed of a first blocking sleeve (63) and a second blocking sleeve (64) which are formed by relative combination, the lower end of the head portion (41) is provided with a clamping portion (410) which can be clamped on the first blocking sleeve (63) and the second blocking sleeve (64), correspondingly, the first blocking sleeve (63) and the second blocking sleeve (64) correspond to the clamping portion (410) which is provided with a first bayonet (631) and a second bayonet (641), and the first bayonet (631) and the second bayonet (641) are enclosed to form a clamping groove and are communicated with the channel (61).

5. The gas range with dry burning prevention function of claim 4, wherein: the first blocking sleeve (63) and the second blocking sleeve (64) are respectively provided with a mounting hole (65), and a fastener (70) is mounted on the corresponding mounting hole (65) to connect the first blocking sleeve and the second blocking sleeve.

6. The gas range with dry burning prevention function according to any one of claims 1 to 5, wherein: the burner (3) comprises a base (31), a central channel (311) from which a head (41) where the temperature sensing element is located extends is arranged in the center of the base (31), and an inclined surface (611) which gradually inclines upwards from bottom to top is arranged at the bottom of the central channel (311).

7. The gas range with dry burning prevention function of claim 6, wherein: the base (31) is provided with at least one injection pipe (7) at intervals on the periphery of the central passage (311), and a separator (8) for separating primary air from secondary air is arranged between the air inlet end of each injection pipe (7) and the periphery of the central passage (311).

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