CN220669542U - Detection device for detecting thickness of liquid level layer and integrated kitchen - Google Patents
Detection device for detecting thickness of liquid level layer and integrated kitchen Download PDFInfo
- Publication number
- CN220669542U CN220669542U CN202322085927.7U CN202322085927U CN220669542U CN 220669542 U CN220669542 U CN 220669542U CN 202322085927 U CN202322085927 U CN 202322085927U CN 220669542 U CN220669542 U CN 220669542U
- Authority
- CN
- China
- Prior art keywords
- ultrasonic
- ultrasonic sensor
- oil box
- oil
- liquid level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 56
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 230000008054 signal transmission Effects 0.000 claims description 4
- 235000019198 oils Nutrition 0.000 abstract description 80
- 239000002699 waste material Substances 0.000 abstract description 11
- 235000019476 oil-water mixture Nutrition 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 238000012360 testing method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a detection device for detecting the thickness of a liquid level layer, which comprises an oil box, wherein the oil box is detachably arranged on a guide frame of an integrated kitchen, an ultrasonic transducer is arranged below the oil box, and the ultrasonic transducer emits ultrasonic waves in an electrified state; an ultrasonic detection mechanism is arranged above the oil box and comprises a U-shaped bracket with a downward opening and an ultrasonic sensor module arranged on the U-shaped bracket, and two connecting ends of the U-shaped bracket are respectively connected with two oppositely arranged upper edges of the oil box; the ultrasonic sensor module comprises an electric insulation box body, a controller and at least one ultrasonic sensor; the controller is arranged in the electric insulation box body; the utility model also discloses an integrated kitchen. The beneficial effects of the utility model are as follows: the thickness of the oil accumulation mixture in the oil box can be accurately measured, so that a user is reminded of timely treating the waste liquid in the container, and overflow is prevented; is not affected by the components of the oil-water mixture and dirt.
Description
Technical Field
The utility model relates to a detection device for detecting the thickness of a liquid level layer and an integrated stove, and belongs to the field of integrated stoves.
Background
At present, the integrated kitchen range is a kitchen appliance integrating cooking equipment such as a gas kitchen range, a steaming oven and the like, and more greasy dirt can be generated by the integrated kitchen range in the working process. Therefore, the integrated kitchen is usually provided with waste oil and waste liquid collecting containers (hereinafter referred to as oil boxes), and the collecting speeds of waste liquid in the oil boxes are different because of the difference of using habits and cleaning frequencies of users, but no matter how the collecting speeds of waste liquid in the oil boxes are, users need to regularly withdraw the oil boxes from the integrated kitchen to pour out greasy dirt, the current oil boxes are usually open box bodies, once the waste liquid in the oil boxes is fully collected and overflows from the oil boxes, and the overflowed greasy dirt can pollute the inside of the integrated kitchen, so that the liquid level of the oil boxes needs to be timely reminded and early warned in time in the use process of the integrated kitchen so as to prevent the overflow of the waste liquid. The methods for monitoring the liquid level of the oil box commonly used at present are as follows: firstly, a transparent and visible inspection window is adopted, so that a user is provided with a method for daily observing the liquid level of the oil box, but the method for visual identification is difficult to identify along with the environment light, the transparency of the liquid in the oil box and the like, and particularly, the oil box is positioned at a low position close to the ground like an integrated kitchen, and the inspection is complicated in a mode that an elbow is required to be low or the oil box is frequently pulled out for inspection. Once the waste liquid is left unattended or forgotten, the waste liquid is easy to overflow. The light effect is increased to be visible; secondly, the reflection and refraction of infrared rays between the liquid and the air are utilized to judge the liquid level; the method is easily influenced by the cleanliness of the oil box, and once the periphery of the oil collecting box is polluted, the detection of the light sensor is easily influenced; the sensor is not affected by dirt, and the principle of weight change of the oil box is utilized: the bottom of the oil box is provided with a pressure sensor, and an electric signal is generated when the weight reaches a certain degree through weight change generated by continuously accumulating waste liquid in the empty oil box; however, because the proportions of the oil and water mixtures in the oil box are different, the weight in the oil box cannot be used for representing the height of oil, and misjudgment is easy to cause; the traditional liquid level detection sensor is placed in the oil collecting box, so that the pollution of greasy dirt and oil scale is easily received, and even the stability of the structure is influenced; fourthly, measuring by using a capacitance induction mode, when the liquid level increases, the induction parasitic capacitance which responds changes, and judging the height of the liquid level through the change quantity; the traditional liquid level detection is subjected to the variation difference of capacitance caused by different proportions of oil-water mixtures in the oil box, and the determined threshold value reference is difficult to control.
In addition to the above-described respective drawbacks, the various devices for monitoring the level of the oil cartridge have a common problem: these devices can only detect the liquid level height in the oil box, can't accurately detect the liquid level layer thickness of the oil water mixture in the oil box.
Therefore, there is a need for a detection device that can accurately measure the thickness of the oil accumulation mixture in the oil box, is free from contacting with oil stains, is not affected by the cleanliness of the oil box, can measure the thickness of the liquid level layer in the oil box in real time, and is convenient to use.
Disclosure of Invention
In order to solve the problems, the utility model provides the detection device and the integrated stove which can accurately measure the thickness of the oil accumulation mixture in the oil box, are not in contact with greasy dirt and are not influenced by the cleanliness of the oil box, can measure the thickness of the liquid level layer in the oil box in real time, are accurate in measurement result and are convenient to use.
The technical scheme adopted by the utility model is as follows:
the utility model provides a detect detection apparatus of liquid level layer thickness, includes the oil box, oil box detachably sets up on the leading truck of integrated kitchen, the oil box be the open cuboid box in top, oil box and the overflow pipe intercommunication of rear, its characterized in that: an ultrasonic transducer is arranged at the bottom of the lower part of the oil box, and the ultrasonic transducer emits ultrasonic waves in an electrified state; an ultrasonic detection mechanism is arranged above the oil box and comprises a U-shaped bracket with a downward opening and an ultrasonic sensor module arranged on the U-shaped bracket, and two connecting ends of the U-shaped bracket are respectively connected with two oppositely arranged upper edges of the oil box; the ultrasonic sensor module comprises an electric insulation box body, a controller and at least one ultrasonic sensor, wherein the electric insulation box body is fixedly arranged at the top of the U-shaped bracket, the ultrasonic sensor is arranged at the bottom of the electric insulation box body, the ultrasonic sensor is positioned right above the ultrasonic transducer, and the ultrasonic sensor transmits and/or receives ultrasonic waves in an electrified state; the controller is installed in the electric insulation box body, and the signal transmission port of the controller is respectively connected with the ultrasonic sensor and the ultrasonic transducer through signals, and the controller is electrically connected with the control display system of the integrated kitchen through signal wires.
Further, two ultrasonic sensors are arranged at the bottom of the electric insulation box body, the ultrasonic sensors are a first ultrasonic sensor and a second ultrasonic sensor respectively, the receiving and transmitting surfaces of the first ultrasonic sensor and the second ultrasonic sensor for receiving and transmitting ultrasonic waves are located on the same horizontal height, the first ultrasonic sensor transmits ultrasonic signals, and the second ultrasonic sensor receives the ultrasonic signals transmitted by the first ultrasonic sensor and the ultrasonic transducer.
Further, the ultrasonic frequency emitted by the ultrasonic sensor is 40kHz.
Further, the ultrasonic frequency emitted by the ultrasonic transducer is 1MHz.
Further, the oil box is movably connected with the guide frame of the integrated kitchen in a drawing and inserting mode.
The integrated kitchen range is characterized by comprising the detection device for detecting the thickness of the liquid level layer.
The method for detecting the thickness of the liquid level layer in the oil box by using the detection device for detecting the thickness of the liquid level layer is characterized by comprising the following steps of: the method comprises the following steps:
step 1, a controller sends an instruction to a first ultrasonic sensor, the first ultrasonic sensor transmits an ultrasonic signal, and the ultrasonic signal is received by a second ultrasonic sensor after being reflected by a liquid level in an oil box;
step 2, the second ultrasonic sensor transmits the received ultrasonic signal transmitted by the first ultrasonic sensor to the controller, the controller processes the received signal, and calculates the distance between the receiving and transmitting surface of the first ultrasonic sensor and the liquid level by ultrasonic wave by utilizing an ultrasonic pulse echo transit time methodSeparation D Emission of ：
D Emission of ＝ Vt 1 /2 (1)；
V＝331.5+0.607T (2)；
t 1 The unit of the ultrasonic pulse is s, the unit of V is the propagation speed of ultrasonic waves in air at the ambient temperature T, and the unit of the ultrasonic pulse is m/s; t is the ambient temperature in degrees Celsius;
step 3, the controller sends an instruction to the ultrasonic transducer, the ultrasonic transducer transmits ultrasonic signals, and the ultrasonic signals are received by the second ultrasonic sensor after passing through the oil-water mixture in the oil box;
step 4, the second ultrasonic sensor transmits the ultrasonic signal transmitted by the received ultrasonic transducer to the controller, the controller processes the received signal, and calculates the distance D between the ultrasonic transducer and the receiving and transmitting surface of the second ultrasonic sensor by utilizing the ultrasonic pulse echo transit time method Transducer ：
D Transducer ＝ Vt 2 (3)；
V＝V Transducer +kT (4)；
t 2 The time for the ultrasonic pulse to be sent out to be received by the ultrasonic transducer is s, V is the propagation speed of ultrasonic waves in air at the ambient temperature T, and m/s; t is the ambient temperature in degrees Celsius; k; wherein V is Transducer And the value of k is obtained by fitting data according to test data of different oil collecting box materials at different temperatures.
Step 5, the controller calculates the liquid level layer thickness D according to the formula 4:
D＝D transducer -D Emission of (5)。
The principle of the utility model is realized by adopting an ultrasonic technology, a high-frequency signal is transmitted by an ultrasonic sensor, the ultrasonic signal is received by the ultrasonic sensor again after being reflected by the liquid level, and the distance of the ultrasonic signal is calculated by calculating the time from the transmission to the return of the ultrasonic signal; meanwhile, the ultrasonic transducer emits high-frequency signals, the ultrasonic signals are received by the ultrasonic sensor after passing through the liquid level, the distance between the ultrasonic transducer and the ultrasonic receiver is calculated, and then the thickness of the liquid level layer in the oil box can be calculated according to the two distance differences.
The beneficial effects of the utility model are as follows: the thickness of the oil accumulation mixture in the oil box can be accurately measured, so that a user is reminded of timely treating the waste liquid in the container, and overflow is prevented; the ultrasonic sensor and the supermarket transducer are not contacted with the oil box, and the installed positions are far away from the oil box and the greasy dirt and oil scale, so that the pollution of the ultrasonic sensor and the supermarket transducer can be effectively avoided; the ultrasonic signal is transmitted and returned, and the ultrasonic signal is not influenced by the components of the oil-water mixture and dirt.
Drawings
Fig. 1 is one of the structural drawings of the present utility model, showing the oil cartridge pushed into position.
Fig. 2 is a second structural view of the present utility model, showing a pulled-out state of the oil tank.
Fig. 3 is a front view of the present utility model.
FIG. 4 is an enlarged view of a portion of the present utility model showing the mounting position of the oil cartridge;
fig. 5 is a view showing the internal structure of the oil tank according to the present utility model.
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The utility model will be described in detail below with reference to the drawings in connection with exemplary embodiments.
The detection device for detecting the thickness of the liquid level layer comprises an oil box 1, wherein the oil box 1 is detachably arranged on a guide frame 41 of an integrated kitchen 4, the oil box is a cuboid box with an open top, the oil box 1 is communicated with an overflow pipe 11 at the rear, an ultrasonic transducer 3 is arranged on the guide frame 41 below the oil box 1, and the ultrasonic transducer 3 emits ultrasonic waves in an electrified state; an ultrasonic detection mechanism 2 is arranged above the oil box 1, the ultrasonic detection mechanism 2 comprises a U-shaped bracket 21 with a downward opening and an ultrasonic sensor module 22 arranged on the U-shaped bracket 21, and two connecting ends of the U-shaped bracket 21 are respectively connected with two oppositely arranged upper edges of the oil box 1; the ultrasonic sensor module 22 comprises an electric insulation box 221, a controller 223 and a plurality of ultrasonic sensors 222, wherein the electric insulation box 221 is fixedly arranged at the top of the U-shaped bracket 21, the ultrasonic sensors 222 are arranged at the bottom of the electric insulation box 221, the ultrasonic sensors 222 are positioned right above the ultrasonic transducers 3, and the ultrasonic sensors 222 transmit and/or receive ultrasonic waves in an electrified state; the controller 223 is installed in the electric insulation box 221, the signal transmission port of the controller 223 is respectively connected with the ultrasonic sensor 222 and the ultrasonic transducer 3 in a signal way, and the controller 223 is electrically connected with a control display system of the integrated kitchen 4 through the signal line 42.
In some embodiments of the present utility model, a sensor positioning hole adapted to the ultrasonic sensor 222 is provided at the bottom of the electrical insulation box 221, so that an ultrasonic signal emitted or returned by the ultrasonic sensor 222 can pass through the sensor positioning hole without obstruction, thereby realizing a signal emitting or receiving function of the ultrasonic sensor 222.
In some embodiments of the present utility model, two ultrasonic sensors 222 are disposed at the bottom of the electrical insulation box 221, which are a first ultrasonic sensor 2221 and a second ultrasonic sensor 2222, respectively, the transceiving surfaces of the first ultrasonic sensor 2221 and the second ultrasonic sensor 2222 for transceiving ultrasonic waves are located at the same level, the first ultrasonic sensor transmits an ultrasonic signal, and the second ultrasonic sensor receives the ultrasonic signals transmitted by the first ultrasonic sensor and the ultrasonic transducer, so that efficiency is improved.
In other embodiments of the present utility model, an ultrasonic sensor 222 is disposed at the bottom of the electrically insulating case 221, and the ultrasonic sensor 222 has both functions of transmitting signals and detecting return signals.
In some embodiments of the utility model, a sensor emission angle circuit, a test distance adjusting circuit, a temperature sensor and a detection circuit are integrated in the controller, and the correction of the transmission speed of the emission signal is realized by detecting the temperature of the surrounding environment; through adjusting circuit element parameter, adjust ultrasonic sensor's emission angle and test distance, promote the test precision. The controller is an outsourced integrated module, the model is US-100, the built-in response test angle range of the controller can be used for controlling the installation angle through laser alignment during installation, and the test distance can be controlled through changing component parameters.
In some embodiments of the utility model, the ultrasonic sensor 222 emits ultrasonic waves at a frequency of 40kHz.
In some embodiments of the present utility model, the ultrasonic frequency emitted by the ultrasonic transducer 3 is 1MHz, and the ultrasonic transducer 3 may be powered by a separate power supply mode, such as directly using a lithium battery, or may be electrically connected to a power supply system of the integrated kitchen range.
In some embodiments of the present utility model, the oil box 1 is movably connected with the guide frame 41 of the integrated kitchen range 4 in a removable and insertable manner.
Example 2
The integrated kitchen comprises the detection device for detecting the thickness of the liquid level layer.
Example 3
The method for detecting the thickness of the liquid level layer in the oil box by using the detection device for detecting the thickness of the liquid level layer comprises the following steps:
step 1, a controller sends an instruction to a first ultrasonic sensor, the first ultrasonic sensor transmits an ultrasonic signal, and the ultrasonic signal is received by a second ultrasonic sensor after being reflected by a liquid level in an oil box;
step 2, the second ultrasonic sensor transmits the received ultrasonic signal transmitted by the first ultrasonic sensor to the controller, the controller processes the received signal, and calculates the distance D between the receiving and transmitting surface of the ultrasonic sensor and the liquid level by ultrasonic wave by utilizing an ultrasonic pulse echo transit time method Emission of ：
D Emission of ＝ Vt 1 /2 (1)；
V＝331.5+0.607T (2)；
t 1 The unit of the ultrasonic pulse is s, the unit of V is the propagation speed of ultrasonic waves in air at the ambient temperature T, and the unit of the ultrasonic pulse is m/s; t is the ambient temperature in degrees Celsius;
step 3, the controller sends an instruction to the ultrasonic transducer, the ultrasonic transducer transmits ultrasonic signals, and the ultrasonic signals are received by the second ultrasonic sensor after passing through the oil-water mixture 5 in the oil box;
step 4, the second ultrasonic sensor transmits the ultrasonic signals transmitted by the received ultrasonic transducer to the controller, the controller processes the received signals, and the ultrasonic wave measuring ultrasonic transducer and the second ultrasonic sensor are calculated by utilizing an ultrasonic pulse echo transit time methodDistance D between the transmitting and receiving surfaces of (a) Transducer ：
D Transducer ＝ Vt 2 (3)；
V＝V Transducer +kT (4)；
t 2 The time for the ultrasonic pulse to be sent out to be received by the ultrasonic transducer is s, V is the propagation speed of ultrasonic waves in air at the ambient temperature T, and m/s; t is the ambient temperature in degrees Celsius; k; wherein V is Transducer And the value of k is obtained by fitting data according to test data of different oil collecting box materials at different temperatures.
Step 5, the controller calculates the liquid level layer thickness D according to the formula 4:
D＝ D transducer - D Emission of (5)。
Specifically, taking the dual sensor mode as an example, when the ranging operation is performed, the signal sending port of the controller sends a high level of more than 10US, the signal sending port of the controller can wait for the high level to be output at the receiving port of the controller, the timer can be started to count the time when the signal output is received at the receiving port, the value of the timer can be read when the signal output is changed to the low level, and at the moment, the time t from the sending of the ultrasonic pulse to the receiving of the ultrasonic pulse by the first ultrasonic sensor is the time 1 Then using the formula (1) to calculate the distance D between the receiving and transmitting surface of the first ultrasonic sensor and the liquid level Emission of The propagation speed of the ultrasonic wave in the air in the formula (1) is corrected according to the temperature correction formula (2), the propagation speed of the ultrasonic wave is compensated, the influence of temperature on the ranging effect is reduced, and the ranging accuracy is improved.
In the same way, the distance D between the ultrasonic transducer and the ultrasonic receiver is calculated Transducer Then calculate the liquid level layer thickness d=d according to equation (4) Transducer -D Emission of 。
The controller of the ultrasonic sensor module is electrically connected with the control display system of the integrated kitchen through a signal wire, so that signal transmission is realized, and the control display system can carry out audible and visual alarm or display prompt according to the fed-back signal.
The principle of the utility model is realized by adopting an ultrasonic technology, a high-frequency signal is transmitted by an ultrasonic sensor, the ultrasonic signal is received by the ultrasonic sensor again after being reflected by the liquid level, and the distance of the ultrasonic signal is calculated by calculating the time from the transmission to the return of the ultrasonic signal; meanwhile, the ultrasonic transducer emits high-frequency signals, the ultrasonic signals are received by the ultrasonic sensor after passing through the liquid level, the distance between the ultrasonic transducer and the ultrasonic receiver is calculated, and then the thickness of the liquid level layer in the oil box can be calculated according to the two distance differences.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (6)
1. The utility model provides a detect detection device of liquid level layer thickness, includes oil box (1), oil box (1) detachably sets up on leading truck (41) of integrated kitchen (4), oil box be open-top cuboid box, oil box (1) communicate with overflow pipe (11) at rear, its characterized in that: an ultrasonic transducer (3) is arranged below the oil box (1), and the ultrasonic transducer (3) emits ultrasonic waves in an electrified state; an ultrasonic detection mechanism (2) is arranged above the oil box (1), the ultrasonic detection mechanism (2) comprises a U-shaped bracket (21) with a downward opening and an ultrasonic sensor module (22) arranged on the U-shaped bracket (21), and two connecting ends of the U-shaped bracket (21) are respectively connected with two oppositely arranged upper edges of the oil box (1); the ultrasonic sensor module (22) comprises an electric insulation box body (221), a controller (223) and at least one ultrasonic sensor (222), wherein the electric insulation box body (221) is fixedly arranged at the top of the U-shaped bracket (21), the ultrasonic sensor (222) is arranged at the bottom of the electric insulation box body (221), the ultrasonic sensor (222) is positioned right above the ultrasonic transducer (3), and the ultrasonic sensor (222) transmits and/or receives ultrasonic waves in a power-on state; the controller (223) is arranged in the electric insulation box body (221), a signal transmission port of the controller (223) is respectively connected with the ultrasonic sensor (222) and the ultrasonic transducer (3) in a signal way, and the controller (223) is electrically connected with a control display system of the integrated kitchen range through a signal wire.
2. A device for detecting the thickness of a liquid level layer as claimed in claim 1, wherein: the bottom of the electric insulation box body (221) is provided with two ultrasonic sensors (222), namely a first ultrasonic sensor and a second ultrasonic sensor, the receiving and transmitting surfaces of the first ultrasonic sensor and the second ultrasonic sensor for receiving and transmitting ultrasonic waves are positioned on the same horizontal height, the first ultrasonic sensor transmits ultrasonic signals, and the second ultrasonic sensor receives the ultrasonic signals transmitted by the first ultrasonic sensor and the ultrasonic transducer.
3. A device for detecting the thickness of a liquid level layer as claimed in claim 1, wherein: the ultrasonic frequency emitted by the ultrasonic sensor is 40kHz.
4. A device for detecting the thickness of a liquid level layer as claimed in claim 1, wherein: the ultrasonic frequency emitted by the ultrasonic transducer is 1MHz.
5. A device for detecting the thickness of a liquid level layer as claimed in claim 1, wherein: the oil box (1) is movably connected with a guide frame (41) of the integrated kitchen range (4) in a drawing and inserting mode.
6. An integrated cooker, characterized by comprising the detection device for detecting the thickness of a liquid level layer according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322085927.7U CN220669542U (en) | 2023-08-03 | 2023-08-03 | Detection device for detecting thickness of liquid level layer and integrated kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322085927.7U CN220669542U (en) | 2023-08-03 | 2023-08-03 | Detection device for detecting thickness of liquid level layer and integrated kitchen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669542U true CN220669542U (en) | 2024-03-26 |
Family
ID=90326582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322085927.7U Active CN220669542U (en) | 2023-08-03 | 2023-08-03 | Detection device for detecting thickness of liquid level layer and integrated kitchen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669542U (en) |
-
2023
- 2023-08-03 CN CN202322085927.7U patent/CN220669542U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5651286A (en) | Microprocessor based apparatus and method for sensing fluid level | |
| US7542870B2 (en) | Immersed fuel level sensor | |
| US5095748A (en) | Sonic tank monitoring system | |
| JP2703512B2 (en) | Device for measuring filling level in containers | |
| US5656774A (en) | Apparatus and method for sensing fluid level | |
| US8171786B2 (en) | Fuel inventory monitoring system | |
| CN205537857U (en) | Electric cooker | |
| US20130054159A1 (en) | Wireless tank level monitoring system | |
| US20080060431A1 (en) | Radar level gauging | |
| CA2241875C (en) | Process and device for determining the level of a fluid using ultrasonic pulses | |
| CN202815608U (en) | Water tank water-level control system | |
| WO2016028526A1 (en) | Compensated fluid level transmitter | |
| CN220669542U (en) | Detection device for detecting thickness of liquid level layer and integrated kitchen | |
| CN220669541U (en) | Oil filling reminding device and integrated kitchen based on signal liquid level reflection ranging | |
| CN203688038U (en) | Distributed wireless ultrasonic liquid level measurement instrument | |
| CN111693109A (en) | Multifunctional storage tank liquid level meter | |
| WO2006134358A1 (en) | Acoustic wave sensor for sensing fluid level | |
| CN107642809B (en) | Oil cup oil mass detection device of range hood | |
| CN203489945U (en) | External attaching type ultrasound liquid level meter | |
| US20230077375A1 (en) | Device, system and method for rodless guided microwave radiation | |
| CN207585716U (en) | A kind of ultrasonic oil-water interface measuring device | |
| CN2206449Y (en) | Extramural ultrasonic liquid level detector | |
| CN113295233A (en) | Multifunctional storage tank liquid level meter | |
| CN211234628U (en) | Liquid level meter with high accuracy | |
| CN204544682U (en) | The modified node method of ultrasonic transducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |