CN209782753U - Structure module for controlling smoke by utilizing laser recognition technology - Google Patents
Structure module for controlling smoke by utilizing laser recognition technology Download PDFInfo
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- CN209782753U CN209782753U CN201920142811.3U CN201920142811U CN209782753U CN 209782753 U CN209782753 U CN 209782753U CN 201920142811 U CN201920142811 U CN 201920142811U CN 209782753 U CN209782753 U CN 209782753U
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Abstract
The utility model provides an utilize structure module of laser identification technology smoking control is applied to smoke ventilator, and this smoke ventilator includes: a box body; the inner space of the box body is a semi-closed cavity; the box body is provided with a panel component; the box body is also provided with a smoke inlet and a smoke outlet, and the internal space of the semi-closed cavity is divided into a laser cavity and an electric control cavity; the smoke inlet is communicated with the laser cavity, and the smoke outlet is communicated with the electric control cavity; a partition board is arranged at the joint of the laser cavity and the electric control cavity; the structure module is arranged in the laser cavity and comprises a laser emitting end and a laser receiving end; the laser transmitting end and the laser receiving end are oppositely fixed on the inner walls of two sides of the laser cavity through fixing screw holes; the laser emitting end is used for emitting laser beams; the laser receiving end is used for receiving the laser beam from the laser transmitting end and sending a laser signal to the laser electric control module; the controller is used for receiving a regulation and control instruction from the laser electric control module and triggering the fan electric control module to regulate the wind speed.
Description
Technical Field
the utility model relates to an intelligence household electrical appliances field, in particular to utilize structural module of laser identification technology smoking control.
background
A range hood, i.e., a range hood, is a kitchen appliance that sucks and discharges cooking fumes to the outside using wind. The smoke exhaust ventilator can rapidly exhaust smoke harmful to human bodies generated during cooking, and purify the kitchen environment; in modern life, a range hood has become one of essential kitchen devices for a common household.
In modern life, a household kitchen mostly uses a kitchen range and a range hood to cook food, but the existing kitchen range and range hood are mainly controlled by keys, voice control or gestures. The key type kitchen range must be in direct contact with a kitchen range or a range hood, and hands are easily stained. The wind speed is controlled in a voice mode, and disadvantages exist, such as high noise during operation of the range hood or other kitchen articles, influence on voice recognition, easy operation or no response and the like. Gesture control is a more mode for controlling wind speed by the range hood in recent years; however, the hand is required to be in a certain sensing area to carry out corresponding gesture operation; when a user cooks food, the user needs to operate the food by hand, and the food cooker is inconvenient to use and not intelligent enough. In the prior art, the range hood can not realize high intellectualization, the air speed of the range hood needs to be artificially controlled, and automatic control can not be carried out according to the oil smoke generated in the actual cooking operation process.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a structure module for controlling smoke by utilizing the laser recognition technology; the range hood is provided with a smoke control structure module by utilizing a laser identification technology, and the structure of the range hood is improved, and a specific circuit structure is set, so that a light sensor generates a corresponding laser signal according to the change of a laser beam, and the adjustment of the wind speed is realized; the intelligent smoke control system has the advantages of being intelligent, efficient, convenient to produce, energy-saving and the like, and can effectively solve the problem that complete intelligent smoke control cannot be achieved in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A structure module for controlling smoke by utilizing laser identification technology is applied to a range hood, and the range hood comprises: the box body is a main body part of the smoke extractor; a panel component is arranged on the box body; the inner space of the box body is a semi-closed cavity;
The box body is also provided with two openings communicated to the semi-closed cavity, namely a smoke inlet and a smoke outlet; the smoke inlet is provided with a hollow cover plate.
The inner space of the semi-closed cavity is divided into a laser cavity and an electric control cavity; the smoke inlet is communicated with the laser cavity; the smoke exhaust port is communicated with the electric control cavity.
A partition board is arranged at the joint of the laser cavity and the electric control cavity, and is provided with a plurality of through holes for enabling the smoke in the laser cavity to enter the electric control cavity through the partition board and then to be discharged from the smoke outlet.
in the above embodiment, the design of separating the laser cavity from the electronic control cavity can make the oil smoke enter the laser cavity first and then enter the electronic control cavity through the partition board of the mesh structure. Most oil smoke enters the laser cavity, so that the optical sensor can sense the change condition of the oil smoke more sensitively, and the wind speed can be adjusted and controlled better.
in some embodiments, the laser cavity is positioned above the electrically controlled cavity.
in the above embodiment, as the oil smoke is generated during the cooking process, and the density of the oil smoke is usually less than that of the air, the oil smoke will float upwards; the utility model discloses in, the laser cavity with advance the mouth intercommunication, the oil smoke passes through into the mouth entering laser cavity through advancing the mouth, and the laser that produces by the laser cavity pierces through the oil smoke, calculates its oil smoke density to will calculate the result and send to the automatically controlled module of laser, thereby make the controller adjust the fan and rotate. The arrangement of the laser cavity above the electric control cavity is beneficial to leading most of the oil smoke generated in the cooking process to enter the smoke inlet, thereby effectively absorbing the oil smoke. If the laser cavity is arranged below the electric control cavity, strong wind power is needed to suck the oil smoke into the laser cavity for treatment.
the inner space of the laser cavity is reduced from bottom to top.
In the above embodiment, the upper part of the inner space of the laser cavity is small and the lower part is large, so that the oil smoke above the laser cavity can be concentrated in the space corresponding to the laser emitting end and the laser receiving end, and the calculation result is more accurate.
The structure module is arranged in the laser cavity and comprises a laser emitting end and a laser receiving end; and the laser transmitting end and the laser receiving end are both connected with the laser electric control module.
Fixing screw holes are formed in the inner walls of the two sides of the laser cavity, and the laser emitting end and the laser receiving end are oppositely fixed on the inner walls of the two sides of the laser cavity through the fixing screw holes;
in the above embodiment, the laser emitting end and the laser receiving end are oppositely installed on the inner walls of the two sides of the laser cavity through the fixing screw holes, so that the deviation of the laser emitting end and the laser receiving end under the conditions of vibration, jolt and the like is reduced, the condition that laser beams generated by the laser emitting end cannot be accurately received by the laser receiving end due to the deviation is avoided, and the reliability of laser smoke control is improved.
The laser generator is arranged in the laser transmitting end and used for transmitting laser beams and sending the laser beams to the laser receiving end;
The laser receiving end is internally provided with an optical sensor for receiving laser beams from the laser transmitting end; the optical sensor generates a laser signal according to the received laser beam and sends the laser signal to the laser electronic control module.
In the above embodiment, as the cooking process generates the oil smoke, the oil smoke enters the laser cavity from the smoke inlet; when the range hood is started, the fan is triggered to rotate, the laser emitting end generates a laser beam, and the laser receiving end generates a laser signal to the laser electric control module. The laser receiving end is used for blocking the laser beam according to the fact that the oil smoke enters the laser cavity, and the light sensor is used for generating corresponding laser signals according to the change of the laser beam.
In some embodiments, the laser receiving end comprises a housing and a glass cover sheet; the shell is connected with the glass cover sheet to form a closed cavity, and the closed cavity is used for placing the light sensor;
In the above embodiment, the glass cover sheet is arranged to prevent impurities in the outside air from entering the cavity, and simultaneously, moisture caused by atomization of the smoke body can be prevented from entering the cavity, so that the sensitivity of the light sensor is not affected.
A laser electric control module, a fan electric control module and a controller are arranged in the electric control cavity; wherein, laser electric control module, fan electric control module all are connected with the controller.
the laser electronic control module is used for receiving a laser signal from a laser receiving end, judging the laser signal and determining whether to generate a regulation instruction;
In some embodiments, the laser electronic control module stores a preset sensing threshold; the laser electric control module receives the laser signal, compares and judges the laser signal with the induction threshold value and determines whether to generate a regulation and control instruction.
The controller is used for receiving the regulation and control instruction from the laser electric control module, generating a trigger signal according to the regulation and control instruction and triggering the fan electric control module to regulate the wind speed.
The fan electric control module comprises a control circuit and a fan, and the control circuit is connected with the fan;
In some embodiments, the control circuit is configured to receive a trigger signal from the controller, and adjust the resistance of the circuit according to the trigger signal to control the rotation speed of the fan.
the panel assembly comprises a touch panel and a plurality of touch sensing modules; a plurality of touch keys are arranged on the touch panel; each touch key is connected with the touch sensing module.
the touch sensing module is connected with the controller, when the touch sensing module receives a touch signal, the touch sensing module outputs a sensing signal to the controller, and the controller reads information of the sensing signal and executes a control instruction corresponding to the touch key.
in some embodiments, the plurality of touch keys are disposed on the touch panel at equal intervals.
in some embodiments, the touch keys include at least a power on/off key and an automatic regulation mode key.
in the above embodiment, the user touches the power on/off button to generate a touch signal; the touch sensing module receives the touch signal and outputs a sensing signal to the controller; and the controller executes a control instruction corresponding to the touch key according to the information carried by the induction signal, such as a power on or off instruction.
In the above embodiment, when the controller executes a power-on command and simultaneously switches on the circuits such as the laser electronic control module and the fan electronic control module, the laser emitting end emits a laser beam, the laser receiving end receives the laser beam, and the fan rotates to discharge smoke; when a user cooks food, dense smoke is generated; this dense cigarette gets into the laser cavity, produces the influence to the laser beam, and the change of photo sensor perception laser beam this moment sends laser signal to laser electric control module, is controlled fan electric control module by the controller, adjusts the wind speed size, can accomplish to carry out the wind speed according to the oil smoke size and adjust, has advantages such as energy-conservation, intelligence high efficiency.
Preferably, the laser receiving end is in a strip shape, and the surface area of the laser receiving end is larger than that of the laser emitting end.
Preferably, the laser receiving end and the laser emitting end are arranged in opposite directions, and the area of the laser receiving end corresponding to the laser emitting end is a normal-temperature receiving area; the upper area and the lower area of the normal temperature receiving area are respectively a high temperature receiving area and a low temperature receiving area;
Preferably, the laser electronic control module is further provided with a temperature sensor, the laser electronic control module stores a preset minimum temperature threshold Min and a preset maximum temperature threshold Max, and when the temperature T of the oil fume is between the maximum temperature threshold Min and the minimum temperature threshold Max, the temperature is normal temperature, i.e. Min is less than or equal to T and less than or equal to Max;
Specifically, when the temperature T of the oil smoke is greater than the maximum temperature threshold Max, the temperature of the oil smoke is high; and when the temperature T of the oil smoke is less than the minimum temperature threshold Min, the temperature of the oil smoke is low.
preferably, the laser receiving end is provided with three optical sensors, and the three optical sensors are respectively a first optical sensor, a second optical sensor and a third optical sensor; the first sensor, the second sensor and the third sensor are respectively arranged in the high-temperature receiving area, the normal-temperature receiving area and the low-temperature receiving area.
Preferably, the first light sensor, the second light sensor and the third light sensor are all used for receiving laser signals generated by laser beams;
Specifically, if the energy value of the laser signal received by the first sensor is the maximum, the laser electronic control module judges that the temperature of the oil smoke is in a high-temperature state, records the high-temperature signal of the oil smoke, and transmits the high-temperature signal to the controller; and the controller generates a rotation speed compensation factor according to the high-temperature signal and sends the rotation speed compensation factor to the fan electric control module to enhance the wind speed.
Specifically, if the energy value of the laser signal received by the third sensor is the maximum, the laser electronic control module judges that the temperature of the oil smoke is in a low-temperature state, records the low-temperature signal of the oil smoke, and transmits the low-temperature signal to the controller; the controller generates a rotating speed reduction factor according to the low-temperature signal and sends the rotating speed reduction factor to the fan electric control module, so that the wind speed is reduced, and intelligent adjustment is realized.
Preferably, the laser beam emitted by the laser emitting end is a three-color laser beam, and the three-color laser beam is an R, G, B color beam.
Preferably, the laser receiving end is configured to receive a three-color laser beam from the laser emitting end, and the optical sensor generates a laser signal according to the received three-color laser beam, where the laser signal is a spectrum signal carrying spectrum information of the three-color laser beam;
Specifically, the laser electronic control module receives a spectrum signal from a laser receiving end; the laser electronic control module also stores preset oil refractive index threshold values and water refractive index threshold values;
The laser electric control module calculates an actual refractive index according to the spectrum signal, compares and judges the actual refractive index and the refractive index of the oil smoke component to generate an oil component signal or a water component signal;
And if the actual refractive index is within the oil refractive index threshold range, generating an oil composition signal. The oil fume has the advantages that the oil fume has high oil component content, and needs high wind speed to absorb the oil fume;
And if the actual refractive index is within the oil refractive index threshold range, generating a water component signal. The oil fume has the advantages that the water content is high, and the oil fume can be absorbed by using low wind speed;
the controller is used for receiving an oil composition signal or a water composition signal from the laser electronic control module; and generating a rotation speed compensation factor or a rotation speed reduction factor according to the received signal, and sending the rotation speed compensation factor or the rotation speed reduction factor to the fan electric control module to increase or reduce the wind speed.
Specifically, if the controller receives the oil component signal, a rotation speed compensation factor is generated, and the rotation speed compensation factor is used for enhancing the wind speed through the fan electric control module. And if the controller receives the water component signal, generating a rotation speed reduction factor, and electrically controlling the fan with the rotation speed reduction factor by the electric control module to reduce the wind speed.
Compared with the prior art, the utility model has the advantages of: the utility model provides a smoke exhaust ventilator which is provided with a structure module, and the structure is arranged in a laser cavity separated from an electric control cavity; the structure module comprises a laser emitting end and a laser receiving end which are respectively fixed on the inner walls of two sides of the laser cavity and are arranged oppositely; the separation design of the optical cavity and the electric control cavity can ensure that the oil smoke firstly enters the laser cavity and then enters the electric control cavity through the partition plate of the net structure. Most oil smoke enters the laser cavity, so that the optical sensor can sense the change condition of the oil smoke more sensitively, and the regulation and control of the wind speed are better realized; in the technical scheme of the utility model, the structure of the range hood is improved, and a specific circuit structure is set, so that the light sensor generates a corresponding laser signal according to the change of a laser beam, and the wind speed is adjusted; the intelligent smoke control system has the advantages of being intelligent, efficient, convenient to produce, energy-saving and the like, and can effectively solve the problem that complete intelligent smoke control cannot be achieved in the prior art.
drawings
Fig. 1 is a schematic structural view of a smoke extractor of embodiment 1 of the present invention;
Fig. 2 is a schematic view of a semi-closed cavity in embodiment 1 of the present invention;
Fig. 3 is a schematic view of a structural module according to embodiment 1 of the present invention;
Fig. 4 is a schematic structural view of a laser emitting end according to embodiment 1 of the present invention;
Fig. 5 is a schematic structural diagram of a laser receiving end according to embodiment 1 of the present invention;
fig. 6 is a schematic circuit diagram of a laser cavity and an electric control cavity according to embodiment 1 of the present invention;
Fig. 7 is a schematic structural view of a panel assembly according to embodiment 2 of the present invention;
fig. 8 is a schematic circuit structure diagram of a range hood according to embodiment 2 of the present invention;
Fig. 9 is a schematic view of a structural module according to embodiment 3 of the present invention.
description of the reference numerals
1, a box body, 2a panel component and 3 a semi-closed cavity;
21 touch panel, 22 touch keys;
31 smoke inlet, 32 smoke outlet, 33 laser cavity, 34 electric control cavity and 35 clapboard;
331 laser emitting end, 332 laser receiving end and 333 laser electric control module;
331a laser generator, 332a light sensor, 332b housing, 332c cover glass.
Detailed Description
the following describes the present invention with reference to the accompanying drawings.
Example 1
the utility model discloses an one of the implementation way, as shown in fig. 1 ~ 6, this embodiment provides an utilize structure module of laser identification technology smoking control, is applied to smoke ventilator, include: the box body 1 is a main body part of the smoke extractor; the box body is provided with a panel component 2; the inner space of the box body is a semi-closed cavity 3.
the box body is also provided with two openings communicated to the semi-closed cavity, namely a smoke inlet 31 and a smoke outlet 32; the smoke inlet is provided with a hollow cover plate.
The inner space of the semi-closed cavity is divided into a laser cavity 33 and an electric control cavity 34; the smoke inlet 31 is communicated with the laser cavity 33; the smoke exhaust 32 is in communication with an electrical control chamber 34. The laser cavity 33 is placed above the electrically controlled cavity 34. The smoke outlet 32 is connected to a smoke exhaust pipe (not shown).
the connection between the laser cavity 33 and the electric control cavity 34 is provided with a partition 35 with a mesh structure, so that the oil smoke in the laser cavity enters the electric control cavity 34 through the partition 35 and is then exhausted from the smoke exhaust port 32. The design of separating the laser cavity 33 from the electric control cavity 34 can make the oil smoke enter the laser cavity 33 first, and then enter the electric control cavity 34 through the partition 35 of the net structure. Therefore, most oil smoke is concentrated in the laser cavity 33, the light sensor can more sensitively sense the change condition of the oil smoke, the rotating speed of the fan is controlled, and the regulation and control of the wind speed are better realized.
in this embodiment, as the cooking process generates oil smoke, and the density of the oil smoke is usually less than that of air, the oil smoke will float upwards; the utility model discloses in, laser cavity 33 and smoke inlet 31 intercommunication, the oil smoke passes through smoke inlet 31 and gets into laser cavity 33, and the laser beam that is produced by laser cavity 33 pierces through the oil smoke, calculates its oil smoke density to with calculation result transmission to laser electric control module, thereby make the controller adjust the fan and rotate. The arrangement of the laser cavity above the electric control cavity is beneficial to leading most of the oil smoke generated in the cooking process to enter the smoke inlet, thereby effectively absorbing the oil smoke. If the laser cavity is arranged below the electric control cavity, strong wind power is needed to suck the oil smoke into the laser cavity for treatment.
the internal space of the laser cavity 33 becomes smaller from bottom to top. In this embodiment, the upper part of the internal space of the laser cavity 33 is small and the lower part is large, so that the oil smoke above is concentrated at the space corresponding to the laser emitting end 331 and the laser receiving end 332, and the calculation result is more accurate.
the structure module is arranged in the laser cavity 33 and comprises a laser emitting end 331 and a laser receiving end 332; the laser emitting end 331 and the laser receiving end 332 are both connected with a laser electric control module 333. Fixing screw holes are respectively formed in the inner walls of the two sides of the laser cavity, and the laser emitting end 331 and the laser receiving end 332 are oppositely fixed on the inner walls of the two sides of the laser cavity 33 through the fixing screw holes;
In this embodiment, the laser emitting end 331 and the laser receiving end 332 are oppositely installed on the inner walls of the two sides of the laser cavity 33 through the fixing screw holes, so that the deviation of the laser emitting end 331 and the laser receiving end 332 under the conditions of vibration, bumping and the like is reduced, the condition that laser beams generated by the laser emitting end cannot be accurately received by the laser receiving end due to the deviation is avoided, and the reliability of laser smoke control is improved.
A laser generator 331a is arranged in the laser emitting end 331 and used for emitting laser beams and sending the laser beams to the laser receiving end 332;
the laser receiving end 332 is internally provided with an optical sensor 332a for receiving a laser beam from the laser emitting end 331; the optical sensor 332a generates a laser signal according to the received laser beam, and transmits the laser signal to the laser electronic control module. The laser receiving end 332 includes a housing 332b and a glass cover sheet 332 c; the shell 332b and the glass cover sheet 332c are connected to form a closed cavity, and the closed cavity is used for placing the light sensor 332 a;
In the embodiment, as the oil smoke is generated in the cooking process, the oil smoke enters the laser cavity from the smoke inlet; when the range hood is started, the fan is triggered to rotate, the laser emitting end 331 generates a laser beam, and the laser receiving end 332 generates a laser signal to the laser electric control module. The laser receiving end 332 blocks the laser beam according to the oil smoke entering the laser cavity 33, so that the light sensor 332a generates a corresponding laser signal according to the change of the laser beam. The glass cover piece 332c is arranged to prevent impurities in the outside air from entering the cavity, and meanwhile, moisture entering the cavity due to atomization of the smoke body can be avoided, so that the sensitivity of the light sensor is affected.
A laser electric control module, a fan electric control module and a controller are arranged in the electric control cavity 34; wherein, laser electric control module, fan electric control module all are connected with the controller.
the laser electronic control module is used for receiving a laser signal from a laser receiving end, judging the laser signal and determining whether to generate a regulation instruction;
in this embodiment, the laser electronic control module stores a preset sensing threshold; the laser electric control module receives the laser signal, compares and judges the laser signal with the induction threshold value and determines whether to generate a regulation and control instruction.
The controller is used for receiving the regulation and control instruction from the laser electric control module, generating a trigger signal according to the regulation and control instruction and triggering the fan electric control module to regulate the wind speed.
the fan electric control module comprises a control circuit and a fan, and the control circuit is connected with the fan;
in this embodiment, the control circuit is configured to receive a trigger signal from the controller, and adjust the resistance of the circuit according to the trigger signal to control the rotation speed of the fan.
example 2
In one embodiment of the present invention, as shown in fig. 7 to 8, the main technical solution of the present embodiment is substantially the same as that of embodiment 1, and the unexplained features in the present embodiment are explained by using the explanation in embodiment 1, which is not repeated herein. This example differs from example 1 in that:
The panel assembly 2 comprises a touch panel 21 and a plurality of touch sensing modules; a plurality of touch keys 22 are arranged on the touch panel; each touch key is connected with the touch sensing module.
the touch sensing module is connected with the controller, when the touch sensing module receives a touch signal, the touch sensing module outputs a sensing signal to the controller, and the controller reads information of the sensing signal and executes a control instruction corresponding to the touch key.
the plurality of touch keys 22 are disposed on the touch panel at equal intervals. The touch keys at least comprise a power supply switching key.
In this embodiment, a user touches a power on/off key to generate a touch signal; the touch sensing module receives the touch signal and outputs a sensing signal to the controller; and the controller executes a control instruction corresponding to the touch key according to the information carried by the induction signal, such as a power on or off instruction. When the controller executes a power supply starting instruction, simultaneously, circuits such as a laser electric control module, a fan electric control module and the like are switched on, at the moment, a laser emitting end emits laser beams, a laser receiving end receives the laser beams, and a fan rotates to discharge smoke; when a user cooks food, dense smoke is generated; this dense cigarette gets into the laser cavity, produces the influence to the laser beam, and the change of photo sensor perception laser beam this moment sends laser signal to laser electrical module, is controlled fan electrical module by the controller, adjusts the wind speed size, can accomplish to carry out the wind speed according to the oil smoke size and adjust.
example 3
One of the embodiments of the present invention, as shown in fig. 9, the main technical solution of this embodiment is basically the same as that of embodiment 1 or 2, and the characteristics that are not explained in this embodiment adopt the explanations of embodiment 1 or 2, which are not described herein again. This example differs from example 1 or 2 in that:
In the present embodiment, it is considered that the temperature of the generated oil smoke is high when the cooking operation is performed; when oil smoke enters the laser cavity, the high-temperature oil smoke can affect the transmission path of the laser beam; if the temperature is too high, the laser beam passes through the oil smoke, and the path deflects upwards and reaches the position above the laser receiving end; therefore, in this embodiment, the laser receiving end has a larger receiving area for the laser beam.
the laser receiving end is in a strip shape, and the surface area of the laser receiving end is larger than that of the laser emitting end;
The laser receiving end and the laser emitting end are arranged in opposite directions, and the area of the laser receiving end corresponding to the laser emitting end is a normal-temperature receiving area; the upper area and the lower area of the normal temperature receiving area are respectively a high temperature receiving area and a low temperature receiving area;
the laser electric control module is also provided with a temperature sensor, the laser electric control module stores a preset minimum temperature threshold Min and a preset maximum temperature threshold Max, and when the temperature T of the oil fume is between the maximum temperature threshold Min and the minimum temperature threshold Max, the temperature is normal temperature, namely T is less than or equal to Min and less than or equal to Max;
when the temperature T of the oil smoke is greater than the maximum temperature threshold Max, the temperature of the oil smoke is high;
And when the temperature T of the oil smoke is less than the minimum temperature threshold Min, the temperature of the oil smoke is low.
The laser receiving end is provided with three optical sensors which are respectively a first optical sensor, a second optical sensor and a third optical sensor;
The first sensor, the second sensor and the third sensor are respectively arranged in the high-temperature receiving area, the normal-temperature receiving area and the low-temperature receiving area.
the first light sensor, the second light sensor and the third light sensor are all used for receiving laser signals generated by laser beams;
If the energy value of the laser signal received by the first sensor is the maximum, the laser electric control module judges that the temperature of the oil smoke is in a high-temperature state, records the high-temperature signal of the oil smoke and simultaneously transmits the high-temperature signal to the controller; and the controller generates a rotation speed compensation factor according to the high-temperature signal and sends the rotation speed compensation factor to the fan electric control module to enhance the wind speed.
If the energy value of the laser signal received by the third sensor is the maximum, the laser electric control module judges that the temperature of the oil smoke is in a low-temperature state, records the low-temperature signal of the oil smoke and simultaneously transmits the low-temperature signal to the controller; the controller generates a rotating speed reduction factor according to the low-temperature signal and sends the rotating speed reduction factor to the fan electric control module, so that the wind speed is reduced, and intelligent adjustment is realized.
Example 4
in one embodiment of the present invention, the main technical solution of this embodiment is substantially the same as that of embodiment 1, 2 or 3, and the characteristics that are not explained in this embodiment adopt the explanations of embodiment 1, 2 or 3, which are not described herein again. This example differs from examples 1, 2 or 3 in that:
the laser beam emitted by the laser emitting end is a three-color laser beam, and the three-color laser beam is an R, G, B color beam;
the laser receiving end is used for receiving a three-color laser beam from the laser transmitting end, the optical sensor generates a laser signal according to the received three-color laser beam, and the laser signal is a spectrum signal carrying spectrum information of the three-color laser beam;
the laser electronic control module receives a spectrum signal from a laser receiving end;
in this embodiment, the laser electronic control module further stores a preset oil refractive index threshold and a preset water refractive index threshold; the laser electric control module calculates an actual refractive index according to the spectrum signal, compares and judges the actual refractive index and the refractive index of the oil smoke component to generate an oil component signal or a water component signal;
And if the actual refractive index is within the oil refractive index threshold range, generating an oil composition signal. The oil fume has the advantages that the oil fume has high oil component content, and needs high wind speed to absorb the oil fume;
And if the actual refractive index is within the oil refractive index threshold range, generating a water component signal. The oil fume has the advantages that the water content is high, and the oil fume can be absorbed by using low wind speed;
The controller is used for receiving an oil composition signal or a water composition signal from the laser electronic control module; and generating a rotation speed compensation factor or a rotation speed reduction factor according to the received signal, and sending the rotation speed compensation factor or the rotation speed reduction factor to the fan electric control module to increase or reduce the wind speed.
And if the controller receives the oil component signal, generating a rotation speed compensation factor, and electrically controlling the fan with the rotation speed compensation factor to enhance the wind speed.
And if the controller receives the water component signal, generating a rotation speed reduction factor, and electrically controlling the fan with the rotation speed reduction factor by the electric control module to reduce the wind speed.
variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. A structure module for controlling smoke by utilizing laser identification technology is applied to a range hood, and the range hood comprises: the box body is a main body part of the smoke extractor; the inner space of the box body is a semi-closed cavity; a panel component is arranged on the box body; the method is characterized in that:
The box body is also provided with two openings communicated to the semi-closed cavity, namely a smoke inlet and a smoke outlet; the smoke inlet is provided with a hollow cover plate;
The inner space of the semi-closed cavity is divided into a laser cavity and an electric control cavity; the smoke inlet is communicated with the laser cavity; the smoke outlet is communicated with the electric control cavity;
A partition board is arranged at the joint of the laser cavity and the electric control cavity, and is provided with a plurality of through holes; the laser cavity is arranged above the electric control cavity;
The structure module is arranged in the laser cavity and comprises a laser emitting end and a laser receiving end; the laser transmitting end and the laser receiving end are both connected with the laser electric control module;
fixing screw holes are formed in the inner walls of the two sides of the laser cavity, and the laser emitting end and the laser receiving end are oppositely fixed on the inner walls of the two sides of the laser cavity through the fixing screw holes;
the laser generator is arranged in the laser transmitting end and used for transmitting laser beams and sending the laser beams to the laser receiving end;
The laser receiving end is internally provided with an optical sensor for receiving laser beams from the laser transmitting end; the optical sensor generates a laser signal according to the received laser beam and sends the laser signal to the laser electronic control module;
A laser electric control module, a fan electric control module and a controller are arranged in the electric control cavity; the laser electric control module and the fan electric control module are both connected with the controller;
The laser electronic control module is used for receiving a laser signal from a laser receiving end, judging the laser signal and determining whether to generate a regulation instruction;
the controller is used for receiving the regulation and control instruction from the laser electric control module, generating a trigger signal according to the regulation and control instruction and triggering the fan electric control module to regulate the wind speed.
2. The structural module of claim 1, wherein: the laser receiving end comprises a shell and a glass cover sheet; the shell is connected with the glass cover sheet to form a closed cavity, and the closed cavity is provided with a light sensor.
3. The structural module of claim 1, wherein: the laser electric control module stores a preset induction threshold value.
4. The structural module of claim 3, wherein: the laser electric control module receives the laser signal, compares and judges the laser signal with the induction threshold value and determines whether to generate a regulation and control instruction.
5. The structural module of claim 1, wherein: the fan electric control module comprises a control circuit and a fan, and the control circuit is connected with the fan.
6. the structural module of claim 5, wherein: the control circuit is used for receiving the trigger signal from the controller, adjusting the resistance value of the circuit according to the trigger signal and controlling the rotating speed of the fan.
7. The structural module of claim 1, wherein: the panel assembly comprises a touch panel and a plurality of touch sensing modules.
8. the structural module of claim 7, wherein: a plurality of touch keys are arranged on the touch panel; each touch key is connected with the touch sensing module.
9. The structural module of claim 8, wherein: the touch sensing module is connected with the controller, when the touch sensing module receives a touch signal, the touch sensing module outputs a sensing signal to the controller, and the controller reads information of the sensing signal and executes a control instruction corresponding to the touch key.
10. The structural module of claim 8, wherein: the touch keys are arranged on the touch panel at equal intervals.
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| CN201920142811.3U CN209782753U (en) | 2019-01-25 | 2019-01-25 | Structure module for controlling smoke by utilizing laser recognition technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654569A (en) * | 2019-01-25 | 2019-04-19 | 广东美集世智能科技有限公司 | A kind of construction module using laser identification technology tobacco control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654569A (en) * | 2019-01-25 | 2019-04-19 | 广东美集世智能科技有限公司 | A kind of construction module using laser identification technology tobacco control |
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