CN211399888U

CN211399888U - Pressure detection stove rack applied to safety monitoring system of gas stove and gas stove

Info

Publication number: CN211399888U
Application number: CN201922049295.2U
Authority: CN
Inventors: 邵怡然; 李孝贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-01
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a pressure detection stove frame applied to a safety monitoring system of a gas stove and a gas stove; the stove frame comprises a connecting ring, supporting frames and a supporting plate, wherein the connecting ring is horizontally arranged to connect the supporting frames into a whole, the supporting frames extend upwards and are bent to form a 7-shaped bearing part, the supporting frames extend downwards to contact the top surface of the supporting plate to form supporting parts, the supporting plate is arranged on a fixed supporting surface below the table top of the gas stove and the stove head, pressure detectors are mounted on the supporting plate, and the number and the positions of the pressure detectors correspond to the supporting parts of the supporting frames. The utility model can replace the stove frame of the existing stove, can bear the stove and transfer the pressure generated by the stove and the internal food materials to the pressure detector arranged on the supporting disk, thereby completing the pressure detection; in addition, the pressure detector is arranged below the table top and the furnace end of the gas stove and far away from the stove fire, so that the pressure detector is prevented from being influenced by the stove fire and is protected.

Description

Pressure detection stove rack applied to safety monitoring system of gas stove and gas stove

Technical Field

The utility model belongs to the technical field of the kitchen safety, in particular to be applied to gas-cooker stove safety monitoring system's pressure measurement furnace frame and gas-cooker.

Background

The gas stove is used as an indispensable kitchen utensil in modern life, and natural gas is mainly used as fuel for cooking. Although the intelligent cooking stove is more and more common along with the development of science and technology, more emphasis points of the intelligent cooking stove are personalized and convenient operation, and little attention is paid to the protection of gas safety performance. Particularly, a lot of residents are used to use kitchen ranges to boil water at present, wherein the old people account for most of the old people, once the old people forget that the kitchen ranges are still used for boiling water, serious safety accidents can occur when gas is extinguished due to dry burning and overflowing after the people leave, and the accidents occur every year, so related kitchen safety problems need to be paid attention, and urgent needs to be solved. In view of the above problem, the applicant invented a safety monitoring system for a gas cooker and a related cooking bench pressure detecting device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem of the existence of above-mentioned prior art, provide pressure detection furnace frame and gas-cooker of being applied to gas-cooker stove safety monitoring system.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

be applied to gas stove safety monitoring system's pressure detection furnace frame, including go-between, support frame and supporting disk, the go-between level sets up and connects each support frame as an organic whole, the support frame upwards extends and surpasss the gas-cooker top surface and to go-between center bending type one-tenth "7" font bearing part, the support frame downwardly extending contact supporting disk top surface forms the supporting part, the supporting disk sets up on the fixed stay face of gas-cooker mesa and furnace end below, install pressure detector on the supporting disk, just pressure detector's quantity and position all correspond with the supporting part of support frame.

Furthermore, a heat insulation plate is attached to the top surface of the supporting plate, a through hole corresponding to the supporting portion of the supporting frame is formed in the heat insulation plate, and the supporting portion of the supporting frame penetrates through the through hole to be in contact with the supporting plate.

Further, the heat insulation plate is a vacuum heat insulation plate.

Furthermore, the heat insulating plate is fixedly arranged with the supporting disc, and the through hole in the heat insulating plate corresponds to the pressure detector on the supporting disc.

Furthermore, a permanent magnet is arranged on the pressure detector, and the support frame is made of cast iron.

Furthermore, the number of the support frames is three, and the three support frames are distributed at equal intervals to form an equilateral triangle.

The utility model also provides a gas stove, including the kitchen body, the top of the kitchen body is equipped with hot water dish, and hot water dish's center is equipped with outer fire lid and interior fire lid, leaves the gap between hot water dish and the outer fire lid, places foretell pressure detection furnace frame of being applied to gas range stove safety monitoring system in the gap between hot water dish and the outer fire lid.

The utility model has the advantages that: the stove frame in the utility model is provided with the pressure detector as a core component, the upper part of the supporting frame is a bearing part which can replace the stove frame of the existing stove, bear the stove and transmit the pressure generated by the stove and the internal food materials to the pressure detector arranged on the supporting disk through the supporting part below, thereby completing the pressure detection; in addition, the supporting disc provided with the pressure detector is arranged below the table top of the gas stove and the stove head, so that the gas stove is far away from stove fire, the temperature of the stove fire is prevented from influencing the pressure detector, and the sensitivity and the durability of the pressure detector are ensured.

Drawings

Fig. 1 is a schematic block diagram of the safety monitoring system of the present invention;

fig. 2 is a schematic perspective view of a pressure detection hob in embodiment 1 of the present invention;

FIG. 3 is a schematic structural view of a pressure detector mounted on a support plate in embodiment 1 of the present invention;

fig. 4 is a schematic view of the connection between the support plate and the heat insulation plate in embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a gas stove in embodiment 2 of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In order to help the technical personnel in this field understand the utility model discloses a safety monitoring system will be explained in conjunction with fig. 1, and fig. 1 is safety monitoring system's functional block diagram, is applied to the safety monitoring system of gas-cooker stove, and whole safety monitoring system is based on STM32 singlechip and sensor to be true, include: the system comprises a detection module, a control module and a protection module, wherein the control module is an STM32F103RCT series single chip microcomputer and is used for receiving and processing information detected by a sensor; the detection module comprises a temperature measuring device and a pressure measuring device, the temperature measuring device is a resistance temperature detector, a heat insulation cover is attached to the outer part of the temperature measuring device to eliminate the interference of flame, and a probe of the resistance temperature detector is directly contacted with the bottom of the metal cooker to detect the temperature of the cooker; the pressure measuring device is also of a resistance strain gauge structure, is arranged between the cupboard table top and the gas stove and detects the integral pressure of the gas stove; the protection module receives safety control information sent by the control module to make specific safety operation, the protection module comprises an acousto-optic alarm device and a gas off-supply device, the acousto-optic alarm device sends buzzing and lights a warning lamp simultaneously according to the safety control information, the gas off-supply device controls a gas pipeline connected with a gas stove to be closed according to the safety control information, and the gas off-supply device in the system is an electromagnetic valve installed on a gas supply pipeline of the gas stove.

Thus, the detection module, the control module and the protection module form a functional basic module of the safety monitoring system applied to the gas stove. The specific implementation mode of the safety monitoring method is as follows: the pressure measuring device detects the whole pressure of the gas stove in real time, the temperature measuring device detects the bottom temperature of the metal cooker in real time, once a person leaves the kitchen for a long time, particularly when the gas is used for boiling water, the water is dried little, then the pressure measuring device and the temperature measuring device generate detection signals, because the water is dried, the pressure signals detected by the pressure measuring device can be gradually reduced until the pressure signals approach a stable value, once the pressure signals detected by the pressure measuring device conform to the pressure fluctuation, the dry burning is shown, on the other hand, when the dry burning is shown, the flame can directly heat the cooker, the heat absorption of the water in the cooker is lost, the temperature of the cooker can be rapidly increased, the characteristic is more obvious on the metal cooker, once the temperature information detected by the temperature measuring device is suddenly increased and exceeds the safety value preset by the control module, the dry burning is shown, at this time, the control module sends safety control information to the protection module for intervention.

Example 1

As shown in fig. 2 and 3, the pressure detecting hob applied to the safety monitoring system of the gas cooker includes a connection ring 10, support frames 20 and a support plate 30, wherein the connection ring 10 is horizontally disposed to connect the support frames 20 into a whole, the support frame 20 upwardly extends beyond the top surface of the gas cooker and bends toward the center of the connection ring 10 to form a bearing portion in a shape like a letter "7", the support frame 20 downwardly extends to contact the top surface of the support plate 30 to form a support portion, the support plate 30 is disposed on a fixed support surface below the top surface and the burner of the gas cooker, the support plate 30 is provided with pressure detectors 40, and the number and the positions of the pressure detectors 40 correspond to the support portions of the support frame.

The fire part of gas-cooker stove usually comprises outer fire lid 1 and interior fire lid 2, and outer fire lid 1 and interior fire lid 2 control flame's distribution, and outer fire lid 1 outside still is equipped with hot water dish 3, and can leave the gap of certain width between hot water dish 3 and the outer fire lid 1 usually. The hob shape diverse of traditional gas stove has squarely and circular, and structure as an organic whole usually, can't satisfy pressure detection's functional requirement, therefore this embodiment has designed a section to be applied to gas stove safety monitoring system's pressure detection hob to this problem. The stove frame in the embodiment has the pressure detector 40 as a core component, the upper part of the support frame 20 is a bearing part which can bear the stove and transmit the pressure generated by the stove and the internal food materials to the pressure detector 40 arranged on the support disc 30 through the lower support part, thereby completing the pressure detection; the furnace frame structure of the embodiment can realize the pressure detection function and simultaneously has the following characteristics: (1) the stove frame can replace the existing stove frame, no matter the stove frame is square or round, the stove frame can be supported by inserting the supporting part of the supporting frame 20 into the gap of the outer fire cover 1 in the soup plate 3 and then contacting the supporting plate 30, and the supporting function of the stove frame is realized, namely, the stove frame with the structural characteristics of the utility model can be used no matter what the shape of the stove frame of the existing gas stove is; (2) the supporting plate 30 provided with the pressure detector 40 is arranged below the table top and the burner of the gas stove, so that the gas stove is far away from stove fire, the temperature of the stove fire is prevented from influencing the pressure detector 40, and the sensitivity and the durability of the pressure detector 40 are ensured.

It should be noted that the pressure detector 40 in this embodiment may be a resistance strain gauge, and the corresponding connecting wires are connected to the safety monitoring system by using a refractory material; when the gas stove is in a single stove structure with a hollow bottom, the gas stove is usually directly placed on a cabinet table top, and the supporting plate 30 is directly arranged on the cabinet table top, namely the cabinet table top is a fixed supporting surface; when the gas stove is a household double stove, the bottom is a sealed shell structure, the support plate 30 is arranged in the gas stove and on the bottom shell, and the top surface of the bottom shell is a fixed support surface.

As shown in fig. 2, a heat insulation plate 50 is further attached to the top surface of the supporting plate 30, a through hole 51 corresponding to the supporting portion of the supporting frame 20 is formed in the heat insulation plate 50, and the supporting portion of the supporting frame 20 passes through the through hole 51 to contact the supporting plate 30. Since the resistance strain gauge as the pressure detector 40 is affected by temperature, the heat insulation plate 50 is provided to further reduce the high temperature of the burner flame and transfer heat to the support plate 30 and the internal pressure detector 40, thereby improving the sensitivity and durability of the pressure detector 40.

The heat insulation board 50 is a Vacuum heat insulation board, a Vacuum insulation board (VIP board) is short for Vacuum insulation Panel in English, is one of Vacuum heat insulation materials, is formed by compounding a filling core material and a Vacuum protection surface layer, effectively avoids heat transfer caused by air convection, can greatly reduce the heat conduction coefficient which is less than 0.035 w/(. square-meter.k), does not contain any ODS (ozone depletion stages) material, has the characteristics of environmental protection, high efficiency and energy saving, and is the most advanced high-efficiency heat insulation material in the world at present.

As shown in fig. 2 and 3, there are three support frames 20, and the three support frames 20 are distributed at equal intervals to form an equilateral triangle. The advantage that sets up like this lies in that three support frame 20 can the even atress to more accurate audio-visual detection cooking utensils and the inside pressure of eating the material and producing.

In order to improve the convenience of assembling the support frame 20 and the support disc 30, the support frame 20 and the support disc 30 are separated from each other when the support frame 20 and the support disc 30 are assembled, as shown in fig. 4, an insulation board 50 and the support disc 30 can be fixedly arranged, a gap is left between the insulation board 50 and the support disc 30 for installing the pressure detector 40, a through hole 51 on the insulation board 50 corresponds to the pressure detector 40 on the support disc 30, so that the assembly is completed as long as the support part of the support frame 20 enters the through hole 51, and the support frame 20 is accurately supported on the pressure detector 40 to realize the pressure detection function; in addition, in order to further improve the convenience of assembly, a permanent magnet may be further disposed on the pressure detector 40, and the supporting portion 20 is made of cast iron, so that when the supporting portion of the supporting portion 20 is close to the through hole 51, a certain magnetic attraction is generated to guide the supporting portion of the supporting portion 20 to align with and be inserted into the through hole 51.

In addition, the pressure detector 40 can be directly installed on the surface of the support plate 30, or can be embedded on the top surface of the support plate 30, the pressure detector 40 can also be connected with a fixing plate to increase the bearing area, so as to be convenient for contacting with the support frame 20, and the permanent magnet can be embedded in the fixing plate.

Example 2

As shown in fig. 5, the present embodiment provides a gas stove, which includes a stove body 60, a soup plate 3 is disposed on the top of the stove body 60, an outer fire cover 1 and an inner fire cover 2 are disposed in the center of the soup plate 3, a gap is left between the soup plate 3 and the outer fire cover 1, and a stove rack as described in embodiment 1 is disposed in the gap between the soup plate 3 and the outer fire cover 1.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Be applied to gas stove safety monitoring system's pressure detection furnace frame, its characterized in that, including go-between (10), support frame (20) and supporting disk (30), go-between (10) level sets up and connects each support frame (20) as an organic whole, support frame (20) upwards extend and surpass the gas-cooker top surface and to go-between (10) center bending type become "7" font and bear the weight of the portion, support frame (20) downwardly extending contact supporting disk (30) top surface forms the supporting part, supporting disk (30) set up on the fixed stay plane of gas-cooker mesa and furnace end below, install pressure detector (40) on supporting disk (30), just the quantity and the position of pressure detector (40) all correspond with the supporting part of support frame (20).

2. The pressure detecting hob applied to a gas cooker safety monitoring system according to claim 1, characterized in that a heat insulation plate (50) is further attached to the top surface of the supporting plate (30), a through hole (51) corresponding to the supporting portion of the supporting frame (20) is provided on the heat insulation plate (50), and the supporting portion of the supporting frame (20) passes through the through hole (51) to contact with the supporting plate (30).

3. Pressure detecting hob, applied to a gas cooker safety monitoring system, according to claim 2, characterized in, that said heat insulating plate (50) is a vacuum heat insulating plate.

4. The pressure sensing hob applied to a gas cooker safety monitoring system according to claim 3, characterized in, that the heat insulation plate (50) is fixedly arranged with the support plate (30), the through hole (51) on the heat insulation plate (50) corresponds to the pressure detector (40) on the support plate (30).

5. The pressure detection hob applied to the safety monitoring system of a gas cooker oven according to any one of claims 1 to 4, characterized in that the pressure detector (40) is provided with a permanent magnet, and the support frame (20) is made of cast iron material.

6. The pressure detecting hob applied to the safety monitoring system of a gas cooker oven according to claim 5, characterized in, that the number of the supporting frames (20) is three, and the three supporting frames (20) are distributed at equal intervals to form an equilateral triangle.

7. The utility model provides a gas stove, includes the kitchen body (60), the top of the kitchen body (60) is equipped with hot water dish (3), and the center of hot water dish (3) is equipped with outer fire lid (1) and interior fire lid (2), leaves the gap between hot water dish (3) and outer fire lid (1), places the pressure detection furnace frame that is applied to gas kitchen range stove safety monitoring system as claimed in claims 1 ~ 6 in the gap between hot water dish (3) and outer fire lid (1).