CN220103200U - Fire force regulating and controlling device for gas range - Google Patents
Fire force regulating and controlling device for gas range Download PDFInfo
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- CN220103200U CN220103200U CN202320343238.9U CN202320343238U CN220103200U CN 220103200 U CN220103200 U CN 220103200U CN 202320343238 U CN202320343238 U CN 202320343238U CN 220103200 U CN220103200 U CN 220103200U
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- knob
- driving wheel
- circuit board
- rotating shaft
- gas
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 16
- 230000001276 controlling effect Effects 0.000 title description 4
- 238000004891 communication Methods 0.000 claims description 6
- 238000010411 cooking Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003993 interaction Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 40
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Feeding And Controlling Fuel (AREA)
Abstract
The utility model relates to a gas stove fire force regulating device, which comprises a rotary driving device, a knob driving wheel, a rotary shaft connector, a shell and an upper cover, wherein the shell and the upper cover are used for fixing the whole device; the shell is provided with a first through hole into which a rotating shaft of the gas stove opening control knob extends, the upper cover is provided with a second through hole into which the rotating shaft connector extends, one end of the rotating shaft connector is provided with a mounting groove matched with the rotating shaft of the gas stove opening control knob, and the other end of the rotating shaft connector extends out of the second through hole. Compared with the prior art, the utility model realizes the manual and automatic control switching of the gas valve, has simple and reliable structure and is beneficial to realizing the multifunctional intelligent control of the gas stove.
Description
Technical Field
The utility model relates to the field of auxiliary equipment of gas cookers, in particular to a fire force regulating device of a gas cooker.
Background
In the process of using the household gas cooker, the safety problems of over-burning, gas leakage and the like caused by forgetting to turn off the fire easily occur for middle-aged and elderly people.
Although the prior art has already presented devices for realizing the timing closing of fuel gas by using a motor to automatically control a fuel gas regulating valve, these devices often adopt a gear motor with a gear set to control the regulating valve, which increases the original manual control resistance or requires a complex mechanical structure to realize the switching between manual and automatic control, thereby increasing the complexity of the device and inevitably reducing the reliability thereof.
In addition, during automatic cooking, the amount of heating power to cook often needs to be adjusted, not just timed shut down. However, the prior art only supports the timing closing of the gas cooker, and does not have the function of automatically and accurately regulating and controlling the fire power in the cooking process.
Disclosure of Invention
The utility model aims to overcome the defect that the prior art needs a complex mechanical structure to switch the gas adjusting knob manually and automatically, and provides a fire control device of a gas stove.
The aim of the utility model can be achieved by the following technical scheme:
the fire force regulating device of the gas cooker is characterized by comprising a rotary driving device, a knob driving wheel, a rotary shaft connector, a shell and an upper cover, wherein the shell and the upper cover are used for fixing the whole device;
the shell is provided with a first through hole into which a rotating shaft of the opening control knob of the gas stove extends, the upper cover is provided with a second through hole into which the rotating shaft connector extends, one end of the rotating shaft connector is provided with an installation groove matched with the rotating shaft of the opening control knob of the gas stove, and the other end of the rotating shaft connector extends out of the second through hole.
Further, a gear structure is arranged on the outer side of the knob driving wheel, a driving gear is arranged at the output end of the rotation driving device, and the driving gear is meshed with the gear structure of the knob driving wheel.
Further, a polygonal through hole structure is arranged on the inner side of the knob driving wheel, and one end of the rotating shaft connector is matched with the polygonal through hole structure on the inner side of the knob driving wheel.
Further, the device also comprises a circuit board with a timing function, the circuit board is supported by the shell, and the circuit board is connected with the rotary driving device.
Further, the circuit board is located one side of the knob driving wheel, a protruding structure is arranged on one side, close to the circuit board, of the knob driving wheel, a limit switch is arranged on one side, close to the knob driving wheel, of the circuit board, and the limit switch is located on a moving path of the protruding structure.
Further, a Hall sensor is further arranged on one side, close to the knob driving wheel, of the circuit board, a magnet is further arranged on one side, close to the circuit board, of the knob driving wheel, and the detection range of the Hall sensor is located on the moving path of the magnet.
Preferably, the magnet has a ring-shaped structure.
Further, the device also comprises a battery unit, the battery unit is connected with the circuit board, and the limit switch is connected in series in a connection line of the battery unit and the circuit board.
Preferably, the circuit board is also connected with a prompt module, an interaction module and a wireless communication module.
Preferably, the rotation driving device is a stepping motor.
Compared with the prior art, the utility model has the following advantages:
(1) The mechanical structure of the transmission is simplified, the motor is in a program control or free rotation state through the motor control chip, the manual and automatic control switching of the gas valve control is realized, a complex reduction gear mechanism and a manual and automatic switching mechanism are not needed, and the manual adjustment process is smooth and unimpeded.
(2) The magnet and the Hall element are adopted to sense the opening of the gas regulating valve, so that the simultaneous regulation and control of the opening of the gas valve and the heating time length can be realized according to the preset firepower range.
(3) The limit switch in the control circuit is directly connected with the battery, and the automatic control circuit can be closed when the gas valve is closed, so that the power consumption of the device is saved, and the device can be used for a long time under a low-capacity battery.
(4) The wireless communication module can be connected with the intelligent mobile phone, so that the cooking process is easy to realize more complex intelligent control.
Drawings
FIG. 1 is a schematic diagram of explosion of a gas stove fire control device according to an embodiment of the present utility model;
FIG. 2 is an exploded schematic view of the knob driving wheel and the circuit board of the gas stove fire control device according to the embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a circuit board according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of an internal structure of a gas stove fire control device according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of the overall structure of a gas stove fire control device according to an embodiment of the present utility model;
in the figure, 1, a shell, 2, a stepping motor, 3, a knob driving wheel, 4, a circuit board, 5, an upper cover, 6, a rotating shaft connector, 7, a Hall sensor, 8, a magnet, 9, a protruding structure, 10 and a limit switch.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
It should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Example 1
As shown in fig. 1, the embodiment provides a gas stove fire control device, which comprises a rotary driving device, a knob driving wheel 3, a rotary shaft connector 6, a shell 1 and an upper cover 5 for fixing the whole device, wherein the output end of the rotary driving device is in driving connection with the knob driving wheel 3, one end of the rotary shaft connector 6 is connected with the knob driving wheel 3 and is driven by the knob driving wheel 3;
the shell 1 is provided with a first through hole into which a rotating shaft of the gas stove opening control knob extends, the upper cover 5 is provided with a second through hole into which the rotating shaft connector 6 extends, one end of the rotating shaft connector 6 is provided with a mounting groove matched with the rotating shaft of the gas stove opening control knob, and the other end of the rotating shaft connector 6 extends out of the second through hole.
The driving connection structure of the rotation driving device and the knob driving wheel 3 can be that the center of the knob driving wheel 3 is connected through the rotation driving device for direct driving, and can also be driven through a gear transmission mechanism, in this embodiment, a gear transmission mode is adopted, specifically, the outer side of the knob driving wheel 3 is provided with a gear structure, the output end of the rotation driving device is provided with a driving gear, and the driving gear is meshed with the gear structure of the knob driving wheel 3.
The connection mode of the knob driving wheel 3 and the rotation shaft connector 6 can be a detachable connection mode such as clamping connection and screwing connection, or a fixed connection mode such as bonding and welding, and the rotation shaft connector 6 is driven to rotate by adopting the clamping connection mode in the embodiment, specifically, a polygonal through hole structure is arranged on the inner side of the knob driving wheel 3, and one end of the rotation shaft connector 6 is matched with the polygonal through hole structure on the inner side of the knob driving wheel 3.
The rotation driving device can be an electric motor, a hydraulic motor and the like, preferably a stepping motor 2, and the start and stop control is more accurate.
The knob rotating shaft connector 6 is used for connecting the rotating shaft of the opening control knob of the gas stove, and can be inserted into the rotating shaft of the opening control knob of the gas stove during installation so as to enable the rotating shaft to rotate synchronously with the rotating shaft of the control knob; the middle part of the knob rotating shaft connector is of a polygonal column structure and can be matched with a polygonal through hole in the middle of the knob driving wheel 2.
The stepping motor 2 is matched with the gear structure outside the knob driving wheel 3 through a driving gear at the upper part of the rotating shaft, and drives the opening control knob rotating shaft of the gas stove to do rotary motion through a knob rotating shaft connector 6 inserted into the knob driving wheel 3, so as to achieve the aim of controlling the gas firepower.
As a preferred embodiment, as shown in fig. 2-4, the device further comprises a circuit board 4 with timing function, the circuit board 4 is supported by the housing 1, and the circuit board 4 is connected with the rotation driving device; the timing control of the stepping motor 2 can be realized, the angle in a specific rotation range is reached, and the opening of the gas stove is controlled.
Preferably, the circuit board 4 has functions of timing, stepping motor driving, nixie tube displaying, prompting buzzer, key interaction, battery electric quantity detection, low-power consumption Bluetooth communication and the like. Communication can be carried out with the intelligent mobile phone through Bluetooth so as to remotely set and prompt the opening degree of the gas regulating valve and the gas heating time. Meanwhile, the on-site gas opening and heating time can be interactively controlled and regulated through keys and a nixie tube display device which are arranged on the front surface of the circuit board.
As a preferred embodiment, the circuit board 4 is located at one side of the knob driving wheel 3, the side of the knob driving wheel 3 close to the circuit board 4 is provided with a protruding structure 9, the side of the circuit board 4 close to the knob driving wheel 3 is provided with a limit switch 10, and the limit switch 10 is located on the moving path of the protruding structure 9.
The limit switch 10 is used for limiting the selection angle of the rotary driving wheel and can be triggered by the bulge structure 9 on the knob driving wheel 3 to generate a stop instruction for the stepping motor 2; the control of the stepper motor 2 according to the stop command may be implemented by a switching circuit or by a program of the circuit board 4, which start-stop program itself may be implemented by the prior art.
As a preferred embodiment, the side of the circuit board 4 close to the knob driving wheel 3 is further provided with a hall sensor 7, the side of the knob driving wheel 3 close to the circuit board 4 is further provided with a magnet 8, and the detection range of the hall sensor 7 is located on the moving path of the magnet 8.
The magnet 8 can synchronously rotate along with the knob driving wheel 3, the magnetic field change in the rotating process can be detected by the Hall sensor 7 on the back of the circuit board, and the rotating angle information of the gas opening knob can be obtained after calculation by the control chip on the circuit board 4; the calculation process of the specific rotation angle information can be realized manually by the prior art by manually pre-calculating a corresponding calculation formula and obtaining the rotation angle information according to the number of times of the detected magnetic field change.
The shape of the magnet 8 depends on magnetic field distribution, can be in a shape of a long strip, a ring and the like, can be changed in various ways according to practical conditions, is not limited uniquely, and the magnet 8 is preferably in a ring structure, so that the accuracy of the detection result of the Hall sensor 7 is improved.
As shown in fig. 5, the bottom casing 1 is used for protecting the motor, circuit and mechanical structure inside the device, the knob driving wheel 3 is arranged inside the casing, the fixing structure of the motor 2 and the circuit board 3 is arranged, and a necessary battery unit (not shown in the figure) is also arranged, and can be connected with a limit switch, and the automatic control circuit is closed while the gas valve is closed, so that the power consumption of the device is saved, and the device can be used for a long time under a low-capacity battery; the bottom of the gas adjusting knob is provided with a through hole for inserting the whole structure and the rotating shaft of the gas adjusting knob; the upper cover 5 on the upper part can protect the components and structures inside the shell 1.
In the use process, the regulating device can be fixed on a cooking bench near the gas knob in the forms of double faced adhesive tape, magnet and the like, and the knob rotating shaft connector 6 is connected with the gas stove regulating knob so as to regulate and control the gas stove regulating knob. Meanwhile, the original gas regulating valve knob can also be arranged above the knob rotating shaft connector 6, so that manual control and regulation of gas by a user are realized.
After the device is started, the device can interact with a user through keys on the circuit board and a nixie tube display device, the default heating time length is adjusted, or the device is connected with mobile equipment of the user through Bluetooth, the functions of data transmission or heating time length adjustment, gas valve opening and the like can be realized through the Bluetooth equipment, and the communication and interaction means can be realized by adopting the prior art.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (9)
1. The fire force regulating device of the gas cooker is characterized by comprising a rotary driving device, a knob driving wheel (3), a rotary shaft connector (6), a shell (1) and an upper cover (5) for fixing the whole device, wherein the output end of the rotary driving device is in driving connection with the knob driving wheel (3), one end of the rotary shaft connector (6) is connected with the knob driving wheel (3) and is driven by the knob driving wheel (3);
the shell (1) is provided with a first through hole for the rotating shaft of the opening control knob of the gas stove to extend in, the upper cover (5) is provided with a second through hole for the rotating shaft connector (6) to extend in, one end of the rotating shaft connector (6) is provided with a mounting groove matched with the rotating shaft of the opening control knob of the gas stove, and the other end of the rotating shaft connector extends out of the second through hole;
the rotary driving device is a stepping motor (2).
2. The gas burner fire control device according to claim 1, characterized in that the outer side of the knob driving wheel (3) is provided with a gear structure, the output end of the rotation driving device is provided with a driving gear, and the driving gear is meshed with the gear structure of the knob driving wheel (3).
3. The gas burner fire control device according to claim 1, characterized in that the inside of the knob driving wheel (3) is provided with a polygonal through hole structure, and one end of the rotation shaft connector (6) is matched with the polygonal through hole structure of the inside of the knob driving wheel (3).
4. The gas burner fire control device according to claim 1, characterized in that the device further comprises a circuit board (4) with timing function, which circuit board (4) is supported by the housing (1), which circuit board (4) is connected to the rotary drive.
5. The gas burner fire control device according to claim 4, characterized in that the circuit board (4) is located at one side of the knob driving wheel (3), a protruding structure (9) is arranged at one side of the knob driving wheel (3) close to the circuit board (4), a limit switch (10) is arranged at one side of the circuit board (4) close to the knob driving wheel (3), and the limit switch (10) is located on the moving path of the protruding structure (9).
6. The gas cooking stove fire force control device according to claim 5, characterized in that a hall sensor (7) is further arranged on one side of the circuit board (4) close to the knob driving wheel (3), a magnet (8) is further arranged on one side of the knob driving wheel (3) close to the circuit board (4), and the detection range of the hall sensor (7) is located on the moving path of the magnet (8).
7. The gas burner fire control device according to claim 6, characterized in that the magnet (8) is of annular construction.
8. The gas burner fire control device according to claim 5, further comprising a battery unit connected to the circuit board (4), the limit switch (10) being connected in series in a connection line of the battery unit and the circuit board.
9. The gas cooker fire force control device according to claim 4, wherein the circuit board (4) is further connected with a prompt module, an interaction module and a wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320343238.9U CN220103200U (en) | 2023-02-28 | 2023-02-28 | Fire force regulating and controlling device for gas range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320343238.9U CN220103200U (en) | 2023-02-28 | 2023-02-28 | Fire force regulating and controlling device for gas range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220103200U true CN220103200U (en) | 2023-11-28 |
Family
ID=88868315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320343238.9U Active CN220103200U (en) | 2023-02-28 | 2023-02-28 | Fire force regulating and controlling device for gas range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220103200U (en) |
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2023
- 2023-02-28 CN CN202320343238.9U patent/CN220103200U/en active Active
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