CN108224493B - Firepower indicating device and gas stove - Google Patents

Firepower indicating device and gas stove Download PDF

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Publication number
CN108224493B
CN108224493B CN201810025944.2A CN201810025944A CN108224493B CN 108224493 B CN108224493 B CN 108224493B CN 201810025944 A CN201810025944 A CN 201810025944A CN 108224493 B CN108224493 B CN 108224493B
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China
Prior art keywords
indicating
indication
block
hole
disc
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CN201810025944.2A
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CN108224493A (en
Inventor
李明
陈雄
王明琴
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Qingdao Haier Wisdom Kitchen Appliance Co Ltd
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Qingdao Haier Wisdom Kitchen Appliance Co Ltd
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Priority to CN201810025944.2A priority Critical patent/CN108224493B/en
Publication of CN108224493A publication Critical patent/CN108224493A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00Stoves or ranges for gaseous fuels
    • F24C3/12Arrangement or mounting of control or safety devices
    • F24C3/126Arrangement or mounting of control or safety devices on ranges

Abstract

The invention relates to the technical field of gas cookers, and discloses a firepower indicating device and a gas cooker. The fire power indicating device comprises a stove surface, a valve rod is arranged on the stove surface in a penetrating manner, one end of the valve rod, which is positioned at the outer side of the stove surface, is connected with a knob, one end of the valve rod, which is positioned at the inner side of the stove surface, is connected with an indicating plate, and the indicating plate can rotate under the drive of the knob; the kitchen face is provided with an indication hole, the indication disc is provided with a first indication block and a second indication block, and the duty ratio of the first indication block and the second indication block displayed in the indication hole changes in the rotation process of the indication disc. The invention adopts a purely mechanical mode, and indicates the fire power of the gas stove by the corresponding indication block with the proportion, the indication mode is more visual and accurate, the structure of the gas stove and the processing technology thereof are effectively simplified, and the manufacturing cost of the gas stove is greatly reduced.

Description

Firepower indicating device and gas stove
Technical Field
The invention relates to the technical field of gas cookers, in particular to a firepower indicating device and a gas cooker.
Background
The gas stove is common kitchen equipment in modern family life, and most of the gas stoves on the market at present are not provided with a working state indicating device, and whether the gas stove has flame or not is generally observed through eyes for determining the opening state of a gas valve. If flame is found, the gas valve is in a gas conducting working state, and if flame is not found, the gas valve is in a non-conducting state. However, during the use process, the gas may be conducted, but the flame is extinguished due to some reason (such as overflow of the soup). In this way, the gas valve is in a closed state, so that danger is caused.
In order to avoid the above-mentioned situations, gas cookers with safety indication function are proposed by the existing manufacturers, but the gas cookers are usually used for indicating the fire power by an electronic display mode, specifically, indicating the fire power by the intensity of light, the color change, the number display and the like. However, the electronic display mode is adopted, a circuit board with an LED lamp is required to be arranged in the gas stove, and meanwhile, a display screen and other structures are required to be arranged on the hearth, so that the structure of the gas stove is relatively complex, and the manufacturing cost of the gas stove is increased.
Disclosure of Invention
Based on the above, the invention aims to provide the fire power indicating device and the gas stove, wherein the fire power indicating device indicates the change of fire power in a purely mechanical mode, so that the fire power indicating device is convenient to use and accurate in display, effectively simplifies the structure of the gas stove, and reduces the processing cost of the gas stove.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the fire power indicating device comprises a stove surface, wherein a valve rod is arranged on the stove surface in a penetrating manner, one end of the valve rod, which is positioned at the outer side of the stove surface, is connected with a knob, one end of the valve rod, which is positioned at the inner side of the stove surface, is connected with an indicating disc, and the indicating disc can rotate under the drive of the knob; the kitchen face is provided with an indication hole, the indication disc is provided with a first indication block and a second indication block, and the ratio of the first indication block to the second indication block displayed in the indication hole changes in the rotation process of the indication disc.
As a preferable mode of the fire power magnitude indicating device, the indicating disc is a disc, and the valve rod is connected with the center of the indicating disc.
As a preferable mode of the fire power magnitude indicating device, the first indicating block is a boss arranged along the edge of the indicating disc, and the width of the middle part of the boss is larger than that of the two end parts of the boss; the second indicating block is the rest part of the indicating disc except the boss.
As a preferable mode of the fire power size indicating device, the first indicating block is crescent-shaped, and two ends of the first indicating block are symmetrical to each other.
As a preferable mode of the fire power magnitude indicating device, the color of the surface of the first indicating block is dark, and the color of the surface of the second indicating block is light.
As a preferable mode of the fire power indicating device, the indicating hole is a transparent area arranged on the kitchen surface or a through hole penetrating through the upper end face and the lower end face of the kitchen surface.
As a preferable mode of the fire power magnitude indicating device, the shape of the indicating hole is a circle or a regular polygon.
As a preferred embodiment of the fire power level indicating device, the distance from the center of the indicating hole to the valve stem axis is smaller than the radius of the indicating disk.
As a preferable mode of the fire power magnitude indicating device, the larger the duty ratio of the first indicating block displayed in the indicating hole is, the larger the corresponding fire power is.
A gas stove comprising the fire power level indicating device according to any one of the above aspects.
The beneficial effects of the invention are as follows:
according to the invention, one end of the valve rod is provided with the knob, the other end of the valve rod is provided with the indicating disc, and the indicating disc can be driven to synchronously rotate by rotating the knob; the first indicating block and the second indicating block are arranged on the indicating plate, when the indicating plate rotates, the proportion of the first indicating block and the second indicating block which can be observed from the indicating hole changes, and a user can easily judge the fire intensity of the current gas stove according to the proportion of the indicating blocks. The invention adopts a purely mechanical mode, and indicates the fire power of the gas stove through the quantity displayed by the corresponding indication block, the indication mode is more visual and accurate, the structure of the gas stove and the manufacturing process thereof are effectively simplified, and the manufacturing cost of the gas stove is reduced. In addition, the structure of setting up the indicating plate on the valve rod can also prevent that the liquid on the top of a kitchen range from directly dripping in the valve body of below, can play certain guard action to the valve body.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a perspective view of a fire power level indicating device according to an embodiment of the present invention;
fig. 2 is a front view of a fire power level indicating device according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a fire power level indicating device provided by an embodiment of the present invention;
FIG. 4 is a diagram of the connection of a valve stem to a knob and an indicator disc provided by an embodiment of the present invention;
fig. 5 is a connection structure diagram of a valve rod and a knob according to an embodiment of the present invention.
In the figure:
1-a stove surface; 2-a valve stem; 3-a knob; 4-an indicator disc; 41-a first indication block; 42-a second instruction block; 5-indicating holes; 6-mounting holes.
Detailed Description
In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
As shown in fig. 1 to 5, the present embodiment provides a fire power indicating device for a gas stove, the device including a stove surface 1, a valve rod 2 and a knob 3, wherein the stove surface 1 is used as a control platform of the gas stove for controlling the operation of the gas stove; the oven face 1 is provided with a mounting hole 6, a valve rod 2 is arranged in the mounting hole 6 in a penetrating way, and one end of the valve rod 2 positioned at the outer side of the oven face 1 is fixedly connected with the knob 3, so that a user can conveniently adjust the firepower of the gas oven by rotating the knob 3; one end of the valve rod 2 positioned on the inner side of the stove surface 1 is connected with a valve body (not shown in the figure) of the gas stove for controlling the opening degree of the valve body of the gas stove; the part of the valve rod 2 positioned at the inner side of the stove surface 1 is fixedly connected with an indicating disc 4, and the indicating disc 4 can rotate under the drive of the knob 3. Meanwhile, the kitchen surface 1 is also provided with an indication hole 5, the indication hole 5 is positioned above the indication disc 4, and a part of area on the indication disc 4 can be observed through the indication hole 5. In this embodiment, the first indicator block 41 and the second indicator block 42 are disposed on the indicator board 4, and the first indicator block 41 and the second indicator block 42 have different appearances, so that they can be distinguished conveniently, and when the indicator board 4 rotates, the first indicator block 41 and/or the second indicator block 42 can be displayed in the indicator hole 5. In this embodiment, the indication board 4 is rotated by a certain angle by rotating the knob 3, at this time, the ratio of the first indication block 41 to the second indication block 42 can be observed to change from the indication hole 5, and the user can easily determine the fire of the current gas stove according to the ratio of the first indication block 41 and/or the second indication block 42. In addition, the present embodiment is capable of preventing the liquid on the cooking bench from directly dripping into the valve body below the valve rod 2 through the mounting hole 6 by providing the indication disk 4 on the valve rod 2, thereby playing a certain role in protecting the valve body.
Further, the shape of the indicator disc 4 may be circular, elliptical, regular polygonal, etc., and in this embodiment, a disc-shaped structure with a simple structure is preferably used, and the valve stem 2 is connected to the center of the indicator disc 4. The disc-shaped indicating plate 4 occupies a small space in the rotating process, and avoids affecting other parts in the gas stove. In this embodiment, the first indicator block 41 is preferably a boss provided along the edge of the indicator panel 4, and the width of the middle portion of the boss is greater than the width of the two end portions thereof, and the second indicator block 42 is the remaining portion of the indicator panel 4 excluding the boss. So that the first indicating block 41 is displayed in the indicating hole 5 entirely when the middle portion of the boss is opposite to the position of the indicating hole 5 during the rotation of the indicating dial 4, and the first indicating block 41 and the second indicating block 42 are displayed in the indicating hole 5 simultaneously when the portions of the boss near both ends are opposite to the indicating hole 5. In addition, in order to enable the indication hole 5 to display both the first indication block 41 and the second indication block 42 during the rotation of the indication disk 4, the distance from the center of the indication hole 5 to the axis of the valve stem 2 should be smaller than the radius of the indication disk 4 in the present embodiment, and the distance from the center of the indication hole 5 to the axis of the valve stem 2 should be larger than the distance from the axis of the valve stem 2 to the middle portion of the boss.
Preferably, in the present embodiment, the larger the proportion of the first indicating block 41 displayed in the indicating hole 5, the larger the fire power representing the gas range. If only the first indicator block 41 is displayed in the indicator hole 5, it indicates that the fire of the gas cooker is maximum at this time, and if the first indicator block 41 and the second indicator block 42 displayed in the indicator hole 5 each account for half, it indicates that the fire of the gas cooker is moderate at this time, and if only the second indicator block 42 is displayed in the indicator hole 5, it indicates that the valve of the gas cooker is not opened at this time. Further, the first indicating block 41 is crescent-shaped, and two ends of the first indicating block 41 are symmetrical to each other. Because the knob of the existing gas stove is firstly enlarged and then reduced in the process of rotating for one circle, the invention adopts a crescent structure, ensures that the proportion of the first indicating block 41 in the indicating hole 5 is firstly enlarged and then reduced in the process of rotating the knob 3, and can continuously and uniformly change, thereby more accurately indicating the current fire of the gas stove. The invention adopts a purely mechanical mode, and indicates the fire power of the gas stove by the quantity displayed in the indication hole 5 by the corresponding indication block.
Further, in the present embodiment, the surface color of the first indicator block 41 is different from the surface color of the second indicator block 42, preferably the surface color of the first indicator block 41 is dark, the surface color of the second indicator block 42 is light, and the two are preferably highly contrasting colors. The first indicator block 41 is set to red to represent the color of the flame, and the second indicator block 42 is set to white to represent the color of the non-ignited state, for example. So that when the red color in the indication hole 5 appears less, the indication of the fire is also less; the more red is shown, the greater the fire is indicated; when the color displayed in the indication hole 5 is completely changed to red, it indicates that the fire power of the gas cooker is maximum at this time; when the gas range is not opened, the indication hole 5 is completely white. According to the embodiment, the fire power is indicated by indicating the color change in the hole 5, so that the mode is more visual and convenient for a user to judge; the indicating device has simple structure and easy manufacture, and can be used not only on gas cookers, but also on cookers with other energy sources.
The indication hole 5 of the present invention may be a transparent area provided on the cooking surface 1, or may be a through hole penetrating the cooking surface 1, as long as the change of the indication block on the indication plate 4 can be observed through the indication hole 5. Preferably, the indication hole 5 is a transparent area reserved on the cooking surface 1 in the present embodiment, which can prevent impurities and liquid on the cooking bench from falling into the indication hole 5, so as to pollute the indication disc 4, and further influence the observation and judgment of a user. Further, the shape of the indication hole 5 may be a circle or a regular polygon, and this arrangement facilitates the user to more directly observe the proportion of the first indication block 41 and the second indication block 42 in the indication hole 5, so as to more quickly determine the fire of the current gas stove.
As shown in fig. 5, in this embodiment, a section of sleeve is fixed at the bottom of the knob 3, and one end of the valve rod 2 is inserted and fixed in the sleeve. The other end of the valve rod 2 is provided with a connector which is used for being connected with the valve body; a clamping groove is arranged between the connector and the valve rod 2, and the clamping groove can clamp and fix the indicating disc 4 on the valve rod 2. Preferably, the cross section of the valve rod 2 is a major arc arch (i.e. the arc of the arch is larger than a semicircle), and the structure ensures that the knob 3 and the indicating disc 4 can rotate synchronously with the valve rod 2, so that the slipping phenomenon is avoided.
This embodiment still provides a gas-cooker, and this gas-cooker includes foretell firepower size indicating device, and this gas-cooker realizes the firepower size indication of gas-cooker through mechanical type's cooperation mechanism, compares in current electron display mode, has simplified gas-cooker's structure greatly, has practiced thrift manufacturing cost.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.

Claims (7)

1. The utility model provides a firepower size indicating device, includes kitchen face (1), wear to be equipped with valve rod (2) on kitchen face (1), the one end that valve rod (2) are located kitchen face (1) outside is connected with knob (3), its characterized in that, the part that valve rod (2) are located kitchen face (1) inboard is connected with indicating disk (4), indicating disk (4) are the disc, valve rod (2) with the center of indicating disk (4) is connected, indicating disk (4) can rotate under the drive of knob (3); an indication hole (5) is formed in the kitchen surface (1), a first indication block (41) and a second indication block (42) are arranged on the upper surface of the indication disc (4), the first indication block (41) is a boss arranged along the edge of the indication disc (4), the width of the middle part of the boss is larger than that of the two end parts of the boss, the shape of the first indication block (41) is crescent, and the two ends of the first indication block (41) are symmetrical to each other; the second indication block (42) is the rest part of the indication disc (4) except the boss; in the rotating process of the indicating disc (4), the duty ratio of the first indicating block (41) and the second indicating block (42) displayed in the indicating hole (5) is changed.
2. The fire power size indicating device according to claim 1, wherein the surface of the first indicating block (41) is dark in color and the surface of the second indicating block (42) is light in color.
3. The fire power level indicating device according to claim 1 or 2, characterized in that the indicating hole (5) is a transparent area provided on the cooking surface (1) or a through hole penetrating the upper and lower end surfaces of the cooking surface (1).
4. A fire power size indicating device according to claim 3, characterized in that the indicating hole (5) is circular or regular polygonal in shape.
5. A fire power level indicating device according to claim 3, characterized in that the distance from the centre of the indicating hole (5) to the axis of the valve stem (2) is smaller than the radius of the indicating disc (4).
6. A fire power magnitude indicating device as defined in claim 3, characterized in that the larger the duty ratio of the first indicating block (41) displayed in the indicating hole (5), the larger the corresponding fire power.
7. A gas cooker comprising the fire power level indicating device according to any one of claims 1 to 6.
CN201810025944.2A 2018-01-11 2018-01-11 Firepower indicating device and gas stove Active CN108224493B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810025944.2A CN108224493B (en) 2018-01-11 2018-01-11 Firepower indicating device and gas stove

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Application Number Priority Date Filing Date Title
CN201810025944.2A CN108224493B (en) 2018-01-11 2018-01-11 Firepower indicating device and gas stove

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CN108224493B true CN108224493B (en) 2024-01-09

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2422016Y (en) * 2000-04-29 2001-03-07 福碁实业股份有限公司 Resistance-marking device for side rotary resistance regulator
JP2004265643A (en) * 2003-02-28 2004-09-24 Hitachi Hometec Ltd Cooker
CN1949430A (en) * 2005-10-14 2007-04-18 株式会社山武 Attemperator
CN105333460A (en) * 2014-07-30 2016-02-17 博西华电器(江苏)有限公司 Operation device of stove and stove
CN206094187U (en) * 2016-08-31 2017-04-12 黄俊诚 Cooking utensils knob of ability luminescent display inner and outer ring stove fire state
CN206439861U (en) * 2016-12-28 2017-08-25 宁波神力燃具有限公司 Control assembly and gas valve and gas-cooker
CN207936133U (en) * 2018-01-11 2018-10-02 青岛海尔智慧厨房电器有限公司 A kind of firepower size instruction device and gas-cooker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9605852B2 (en) * 2013-01-30 2017-03-28 Matthew L Porraro Accessory for indicating status of stove burner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2422016Y (en) * 2000-04-29 2001-03-07 福碁实业股份有限公司 Resistance-marking device for side rotary resistance regulator
JP2004265643A (en) * 2003-02-28 2004-09-24 Hitachi Hometec Ltd Cooker
CN1949430A (en) * 2005-10-14 2007-04-18 株式会社山武 Attemperator
CN105333460A (en) * 2014-07-30 2016-02-17 博西华电器(江苏)有限公司 Operation device of stove and stove
CN206094187U (en) * 2016-08-31 2017-04-12 黄俊诚 Cooking utensils knob of ability luminescent display inner and outer ring stove fire state
CN206439861U (en) * 2016-12-28 2017-08-25 宁波神力燃具有限公司 Control assembly and gas valve and gas-cooker
CN207936133U (en) * 2018-01-11 2018-10-02 青岛海尔智慧厨房电器有限公司 A kind of firepower size instruction device and gas-cooker

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