CN101285601A - Fume-collecting hood adjustable type frequency conversion intelligent fume exhauster - Google Patents
Fume-collecting hood adjustable type frequency conversion intelligent fume exhauster Download PDFInfo
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- CN101285601A CN101285601A CN 200810080646 CN200810080646A CN101285601A CN 101285601 A CN101285601 A CN 101285601A CN 200810080646 CN200810080646 CN 200810080646 CN 200810080646 A CN200810080646 A CN 200810080646A CN 101285601 A CN101285601 A CN 101285601A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2078—Removing cooking fumes movable
- F24C15/2085—Removing cooking fumes movable adjustable in height
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Abstract
The invention provides a frequency variable and intelligent range hood with an adjustable hood. The height from the hood to the mouth of a cooker can be adjusted automatically, and the angle of the hood can be adjusted automatically. The hood is provided with an infrared temperature measuring and ranging circuit, an ambient air and humidity detection circuit, a function extension port circuit, an under-voltage and over-voltage protection circuit and a receive and transmit control circuit inside. The range hood adopts the frequency conversion technology to change the AC power frequency from 60Hz to 80Hz, that is, to change the synchronous rotating speed of the rotating magnetic field of an AC asynchronous motor; presently, the rotating speed of the AC asynchronous motor adopted by the range hood is 1070 turns per minute or so, after the frequency conversion technology is adopted to change the AC power frequency, the frequency is between 60Hz and 80Hz, the speed can reach between1300 and 2000 turns per minute or so, thereby the effect of suction increases by 20 to 80 percent without changing other technical parameters of the range hood. MCU is adopted for control, so that the range hood is capable of identifying frying, water heating or cooking according to pot temperature, and regulating the rotating speed of the motor automatically with the temperature change; in accordance with the requirements of consumers, the receive and transmit control circuit, the infrared temperature measuring and ranging circuit and the function extension port circuit can be added freely in the form of interface.
Description
Affiliated technical field:
The present invention relates to a kind of cooking apparatus, relate in particular to a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster.
Background technology:
At present, the employed in daily life range hood of people is mainly European or deep kitchen ventilator, and its exhaust fume collecting hood and smoking port be the 80cm place above gas-cooker, and a smoking port is taken into account left and right sides kitchen range mouth, because exhaust fume collecting hood is not obvious from the too high suction in cigarette source, it is serious that cigarette is run in the left and right sides.The control of its rotating speed all is to realize by turn ratio of regulating the motor internal coil and then change voltage, adopts this mode to control motor, can not realize stepless speed regulation.And it is big to adopt this Electric Machine Control mode to have the complete machine input power, starts slowly, and it is obvious to start noise, and the noise during complete machine work is bigger etc., is unfavorable for energy-conservation.
The object of the present invention is to provide a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster.Exhaust fume collecting hood can be regulated automatically apart from the height of kitchen range mouth, and the angle of exhaust fume collecting hood can be regulated automatically, is provided with infrared measurement of temperature, range-measuring circuit in the exhaust fume collecting hood; surrounding air and humidity measuring circuit; function ECP Extended Capabilities Port circuit, under-voltage, overvoltage crowbar, instruction transmitting-receiving control circuit.Adopt converter technique, stepless speed regulation.MCU control, the cigarette machine can be cooking, heat up water or cook, vary with temperature the self-regulation motor rotating speed according to kettle temperature identification.Receive and sending controling circuit, infrared measurement of temperature, range-measuring circuit, function ECP Extended Capabilities Port circuit can freely add these functions with interface shape by consumer's requirement.
The present invention solves the scheme that its technical problem adopts:
1, power supply and frequency conversion drive part: the 220V civil power is through electric capacity (C1-1, C1-2, C1-3) filtering, after electric bridge (D1) rectification, obtain about 300V DC voltage as power supply, be added to the two ends of switching tube (T1, T2), one of soot motor (M4) terminates between the switching tube (T1, T2), and the other end is connected between the dividing potential drop electric capacity (C11, C12).Owing to being subjected to photoelectrical coupler (SR1, SR2) control, switching tube (T1, T2) takes turns conducting, make dividing potential drop electric capacity (C11, C12) charge and discharge in turn, in soot motor (M4), form alternating current, soot motor (M4) is rotated, MCU changes according to kettle temperature, changes the turn-on frequency of switching tube (T1, T2), thereby changes the rotating speed of soot motor (M4), realize VFC, stepless speed regulation.
2, under-voltage, overvoltage protection and civil power display part: civil power provides the magnitude of voltage of civil power through voltage, current protection and sample circuit to MCU, is higher or lower than that (reference voltage was lower than 1.4V, civil power 140V when MCU set a reference value; Reference voltage is higher than 2.75V, civil power 275V) realize under-voltage, overvoltage protection, show under-voltage, overvoltage printed words on the display screen, and show current line voltage with the flicker form.
3, surrounding air and gas leakage protection part: when gas-sensing probe (HQ-1) detects pernicious gas (as smog, carbon monoxide, combustion gas etc.) above finite concentration, transmit signal to MCU, the exhaust of MCU starting soot motor (M4) high speed, and buzzing is informed; Gas-sensing probe (HQ-1) prevents directly and cigarette source contact corrosion sensor only as the gas leakage protection, makes its premature failure.
4, room temperature and humidity measuring circuit part: wet quick probe (RS) transmits humidity value to MCU, when MCU detects surrounding air humidity above certain value, starting soot motor (M4) high speed rotating is discharged wet gas, when reaching the MCU setting value, finishes ventilation work.Thermosensitive probe (RT1) transmits temperature value to MCU, shows indoor temperature on display screen.
5, infrared measurement of temperature, range-measuring circuit, instruction transmitting-receiving control circuit part: infrared measurement of temperature, range-measuring circuit and instruction transmitting-receiving control circuit are the function expanding modules of independent exploitation, and the user can add these functions according to user demand.Infrared measurement of temperature, range finder module can accurately detect the distance between kettle temperature and exhaust fume collecting hood and the pot, and identification is cooking, heats up water or cook MCU according to kettle temperature, regulate automatically exhaust fume collecting hood with pot between distance and the rotating speed of soot motor (M4).In conjunction with the patent of patent No. 200720182505.X (the gas regulator structure of a kind of electromagnetic oven and gas-cooker combination), can realize that lampblack absorber regulates the flame size of gas-cooker automatically according to kettle temperature.Instruction transmitting-receiving control circuit can be realized the information sharing of lampblack absorber and gas-cooker, the duty or the flame size of regulating gas-cooker automatically according to detected kettle temperature as lampblack absorber, or gas-cooker is controlled rotating speed, unlatching, shutdown of soot motor (M4) etc. according to duty.
6, the intelligent control part of range hood: adopt dual mode to realize the Based Intelligent Control of range hood, (1), the indoor temperature of the temperature of infrared temperature probe detection and thermosensitive probe (RT1) detection compares through MCU, the detected temperature of infrared temperature probe is high during with the detected indoor temperature of thermosensitive probe (RT1), and MCU opens soot motor (M4) work; (2), when the detected gas-cooker control instruction of instruction transceiver module, MCU opens soot motor (M4) work.
7, function ECP Extended Capabilities Port circuit part: the function ECP Extended Capabilities Port is that function expanding module is inserted ECP Extended Capabilities Port, can realize receiving and sending controling instruction, as: insert the broadcast reception module and can realize radio function, insert the MP3 module and can realize music playback function, insert mixed-media network modules mixed-media and can realize instructing the duty of other electrical equipment with the duty of Long-distance Control range hoods such as phone, mobile phone, network or range hood; Functional module is developed for expanded function, and the module that different function is corresponding different can allow and can't realize that the equipment of certain function supports this function originally by adding module; The function ECP Extended Capabilities Port can also be connected the software upgrading that realizes MCU with computer; This computer like upgrading oneself is the same in a word, takes out some upgrading expense and just can have greater functionality.
8, the telescoping member part of exhaust fume collecting hood: by MCU control height governor motor M1 (8) rotating, make height governor motor M1 (8) drive outer expansion link (1) and interior expansion link (2) moves up and down, the height adjusting of realization exhaust fume collecting hood (22) through connecting elements (11); As height governor motor M1 (8) when just changeing, because threaded rod (9) and fixed mount (10) form a whole, can not rotate, height governor motor M1 (8) drives self and moves up with the curved-line thread path of threaded rod (9) when rotating, height governor motor M1 (8) through connecting elements (11) and outside expansion link (1) form a whole, outer expansion link (1) follows just that governor motor M1 (8) moves up; Expansion link motion thread (12) rotates in driving when height governor motor M1 (8) rotates, the curved-line thread path of expansion link motion thread (12) moved up in interior expansion link screw thread (14) was followed, interior expansion link screw thread (14) and interior expansion link (2) form a whole, and interior expansion link (2) moves up; Described outer expansion link (1) and interior expansion link (2) are synchronization telescopes; Described member locator (7) provides the height and position information of exhaust fume collecting hood (22) to MCU, plays exhaust fume collecting hood (22) initial position and detects positioning action with height and position; Automatically return original state during described range hood power cut-off, the original state outward appearance is a common European range hood outward appearance (as Fig. 1); Described range hood height, manual, an automatic key switches, under auto state, identification is cooking, heats up water or cook MCU according to kettle temperature, regulate automatically exhaust fume collecting hood with pot between distance and the rotating speed of soot motor (M4); The height value of exhaust fume collecting hood (22) can be provided with voluntarily by use habit.
9, the angular adjustment part of exhaust fume collecting hood:, make angular adjustment motor M2 (51) drive angular adjustment motion thread B (53) and angular adjustment motion thread A (54) rotation through adjusting gear (52) by MCU control angle governor motor M2 (51) rotating; As angular adjustment motor M2 (51) when just changeing, angular adjustment motion thread B (53) counter-rotating, angular adjustment screw thread B (56) moves down, and angular adjustment motion thread A (54) just changes, and angular adjustment screw thread A (57) moves up; When angular adjustment motor M2 (51) reverses, angular adjustment motion thread B (53) just changes, and angular adjustment screw thread B (56) moves up, angular adjustment motion thread A (54) counter-rotating, angular adjustment screw thread A (57) moves down, and realizes the angular adjustment of exhaust fume collecting hood (22).Described angular adjustment motion thread B (53) and angular adjustment motion thread A (54) make synchronous counter-rotation; Angular adjustment screw thread B (56) and angular adjustment screw thread A (57) do to move up and down in the other direction synchronously, just tension of angular adjustment line A (59) during realization angular adjustment line B (58) pine, and angular adjustment line A (59) is with regard to pine during angular adjustment line B (58) tension.Described angular adjustment line B (58) is connected with adjusting line splicing ear B (21), angular adjustment line A (59) is connected with adjusting line splicing ear A (20), splicing ear A (15) is connected with splicing ear B (19), form the fixture of equiangular triangle, angular adjustment motor M2 (51) keeps current angle and can not become flexible when not changeing.Described angle locater (55) plays the positioning action of detection of exhaust fume collecting hood (22) initial position and angle position to the angular position information that MCU provides exhaust fume collecting hood (22).Automatically return original state during described range hood power cut-off, the angle of original state is parallel with casing (23); The angle of described range hood, manual, an automatic key switches, and under auto state, MCU is according to highly automated adjusting exhaust fume collecting hood (22) angle of exhaust fume collecting hood (22), and the distance between exhaust fume collecting hood (22) and the pot is near more, and exhaust fume collecting hood (22) angle is big more, otherwise more little; The angle value of this exhaust fume collecting hood (22) can be provided with voluntarily by use habit.
The invention has the beneficial effects as follows:
1, exhaust fume collecting hood can be regulated automatically apart from the height of gas-cooker, and the angle of exhaust fume collecting hood can be regulated automatically;
2, be provided with infrared measurement of temperature, range-measuring circuit in the exhaust fume collecting hood, patent in conjunction with patent No. 200720182505.X (the gas regulator structure of a kind of electromagnetic oven and gas-cooker combination), use instruction transmitting-receiving control circuit can realize the information sharing of lampblack absorber and gas-cooker through the function ECP Extended Capabilities Port, the kettle temperature that arrives as the infrared measurement of temperature electric circuit inspection sends the temperature instruction to gas-cooker in real time, and gas-cooker is regulated flame size automatically according to kettle temperature; Solved the accurately difficult problem of detected temperatures of gas-cooker.
3, surrounding air and humidity measuring circuit have promptly played the gas leakage protection and have solved the too easy mouldy difficult problem of damp item of kitchen again.
4, adopt converter technique, with promoting smoking effect 20%-80% under the power rating, the principle that promotes the smoking effect is: the rotating speed of AC induction motor is fixed basically, and it always is lower than the synchronous rotational speed of rotating excitation field.The ac power frequency that China uses is 50HZ, so the two-pole machine rotating speed is 2850 rev/mins, four utmost point motor speeds are 1450 rev/mins, and adopting converter technique to change ac power frequency is 60HZ-80HZ, just changes the synchronous rotational speed of the rotating excitation field of AC induction motor.The AC induction motor rotating speed of range hood employing at present is about 1070 rev/mins, adopting converter technique to change ac power frequency is 60HZ-80HZ, its rotating speed can reach 1300 changes about-2000 rev/mins, just promotes smoking effect 20%-80% under the situation that does not change range hood other technologies parameter.
Description of drawings:
The present invention is further described below in conjunction with accompanying drawing and preferred embodiment.
Accompanying drawing 1: the indentation design sketch of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 2: the expansion design sketch of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 3: the telescoping member structure chart of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 4: the body structure of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster and angular adjustment element structure figure
Accompanying drawing 5: the exhaust fume collecting hood back side design sketch of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 6: the circuitry schematic diagram of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 7: the frequency conversion control circuit schematic diagram (1) of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
Accompanying drawing 8: the frequency conversion control circuit schematic diagram (2) of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster
In the accompanying drawings: 1, outer expansion link 2, interior expansion link 3, air intake tube 4, oil cleaner screen 5, air curtain 6, illumination cover 7, member locator 8, height governor motor M1 9, threaded rod 10, fixed mount 11, connecting elements 12, interior expansion link motion thread 13, angular adjustment line sheath 14, interior expansion link screw thread 15, splicing ear A 16, air curtain motor M3 17, air inlet 18, air duct seat 19, splicing ear B 20, regulate line splicing ear A 21, regulate line splicing ear B 22, exhaust fume collecting hood 23, casing 51, angular adjustment motor M2 52, adjusting gear 53, angular adjustment motion thread B 54, angular adjustment motion thread A 55, angle locater 56, angular adjustment screw thread B 57, angular adjustment screw thread A 58, angular adjustment line B 59, angular adjustment line A
In accompanying drawing 6: M1, height governor motor (8) M2, angular adjustment motor (51) M3, air curtain motor (16) M4, lampblack absorber motor
The specific embodiment:
In accompanying drawing 7: the 220V civil power is through electric capacity (C1-1, C1-2, C1-3) filtering, after electric bridge (D1) rectification, obtain about 300V DC voltage as power supply, be added to the two ends of switching tube (T1, T2), one of soot motor (M4) terminates between the switching tube (T1, T2), and the other end is connected between the dividing potential drop electric capacity (C11, C12).Owing to being subjected to photoelectrical coupler (SR1, SR2) control, switching tube (T1, T2) takes turns conducting, make dividing potential drop electric capacity (C11, C12) charge and discharge in turn, in soot motor (M4), form alternating current, soot motor (M4) is rotated, MCU changes according to kettle temperature, changes the turn-on frequency of switching tube (T1, T2), thereby changes the rotating speed of soot motor (M4), realize VFC, stepless speed regulation.In accompanying drawing 8: the 220V civil power is through electric capacity (C1-1, C1-2, C1-3) filtering, after electric bridge (D1) rectification, obtain about 300V DC voltage as power supply, be added to the two ends of switching tube (T1, T2, T5, T6), one of soot motor (M4) terminates between the switching tube (T1, T2), and the other end is connected between the switching tube (T5, T6).Because the modulation signal PWM1 of MCU controls photoelectrical coupler (SR1, SR4) simultaneously, the modulation signal PWM2 of MCU controls photoelectrical coupler (SR2, SR3) simultaneously, switching tube (T1, T6) is subjected to photoelectrical coupler (SR1, SR4) control and conducting simultaneously, switching tube (T2, T5) is subjected to photoelectrical coupler (SR2, SR3) control and conducting simultaneously, switching tube (T1, T6) and switching tube (T2, T5) lead to or end at the control lower whorl conductance of MCU, in soot motor (M4), form alternating current, soot motor (M4) is rotated.In accompanying drawing 2, accompanying drawing 3:, make height governor motor M1 (8) drive outer expansion link (1) and interior expansion link (2) moves up and down, the height adjusting of realization exhaust fume collecting hood (22) through connecting elements (11) by MCU control height governor motor M1 (8) rotating; As height governor motor M1 (8) when just changeing, because threaded rod (9) and fixed mount (10) form a whole, can not rotate, height governor motor M1 (8) drives self and moves up with the curved-line thread path of threaded rod (9) when rotating, height governor motor M1 (8) through connecting elements (11) and outside expansion link (1) form a whole, outer expansion link (1) follows just that governor motor M1 (8) moves up; Expansion link motion thread (12) rotates in driving when height governor motor M1 (8) rotates, the curved-line thread path of expansion link motion thread (12) moved up in interior expansion link screw thread (14) was followed, interior expansion link screw thread (14) and interior expansion link (2) form a whole, and interior expansion link (2) moves up; In accompanying drawing 4, accompanying drawing 5:, make angular adjustment motor M2 (51) drive angular adjustment motion thread B (53) and angular adjustment motion thread A (54) rotation through adjusting gear (52) by MCU control angle governor motor M2 (51) rotating; As angular adjustment motor M2 (51) when just changeing, angular adjustment motion thread B (53) counter-rotating, angular adjustment screw thread B (56) moves down, and angular adjustment motion thread A (54) just changes, and angular adjustment screw thread A (57) moves up; When angular adjustment motor M2 (51) reverses, angular adjustment motion thread B (53) just changes, and angular adjustment screw thread B (56) moves up, angular adjustment motion thread A (54) counter-rotating, angular adjustment screw thread A (57) moves down, and realizes the angular adjustment of exhaust fume collecting hood (22).Described angular adjustment motion thread B (53) and angular adjustment motion thread A (54) make synchronous counter-rotation; Angular adjustment screw thread B (56) and angular adjustment screw thread A (57) do to move up and down in the other direction synchronously, just tension of angular adjustment line A (59) during realization angular adjustment line B (58) pine, and angular adjustment line A (59) is with regard to pine during angular adjustment line B (58) tension.Described angular adjustment line B (58) is connected with adjusting line splicing ear B (21), angular adjustment line A (59) is connected with adjusting line splicing ear A (20), splicing ear A (15) is connected with splicing ear B (19), form the fixture of equiangular triangle, angular adjustment motor M2 (51) keeps current angle and can not become flexible when not changeing.Being shaped as of described outer expansion link (1) and interior expansion link (2) is square, rectangle, circle, ellipse, hexagon or polygon; The material of described outer expansion link (1) and interior expansion link (2) can use copper, iron, aluminium, stainless steel, composite or nano material.Can use described outer expansion link (1) and interior expansion link (2) hydraulic pump drive or pneumatic actuation realize the height adjusting of exhaust fume collecting hood (22).In accompanying drawing 5, accompanying drawing 6: when smog is big in wet quick probe (RS) detects pot, MCU drives air curtain motor M3 (16) and rotates, and wind enters from air inlet (17), discharges from air curtain (5), around exhaust fume collecting hood (22), form blast, prevent that smog is to the diffusion of the outer of exhaust fume collecting hood (22).
The above embodiment is preferred embodiment of the present invention only, is not to limit practical range of the present invention with this, all should be covered by in protection scope of the present invention so the equivalence that all shapes according to the present invention, structure and principle are done changes.Variation, remodeling, interpolation or replacement that those skilled in the art is made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (10)
1, a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it includes casing, motor, wind wheel, LCD display module, button control module etc., it is characterized in that:
(1), power supply and frequency conversion drive part: in accompanying drawing 7: the 220V civil power is through electric capacity (C1-1, C1-2, C1-3) filtering, after electric bridge (D1) rectification, obtain about 300V DC voltage as power supply, be added to the two ends of switching tube (T1, T2), one of soot motor (M4) terminates between the switching tube (T1, T2), and the other end is connected between the dividing potential drop electric capacity (C11, C12); Owing to being subjected to photoelectrical coupler (SR1, SR2) control, switching tube (T1, T2) takes turns conducting, make dividing potential drop electric capacity (C11, C12) charge and discharge in turn, in soot motor (M4), form alternating current, soot motor (M4) is rotated, MCU changes according to kettle temperature, changes the turn-on frequency of switching tube (T1, T2), thereby changes the rotating speed of soot motor (M4), realize VFC, stepless speed regulation; In accompanying drawing 8: the 220V civil power is through electric capacity (C1-1, C1-2, C1-3) filtering, after electric bridge (D1) rectification, obtain about 300V DC voltage as power supply, be added to the two ends of switching tube (T1, T2, T5, T6), one of soot motor (M4) terminates between the switching tube (T1, T2), and the other end is connected between the switching tube (T5, T6); Because the modulation signal PWM1 of MCU controls photoelectrical coupler (SR1, SR4) simultaneously, the modulation signal PWM2 of MCU controls photoelectrical coupler (SR2, SR3) simultaneously, switching tube (T1, T6) is subjected to photoelectrical coupler (SR1, SR4) control and conducting simultaneously, switching tube (T2, T5) is subjected to photoelectrical coupler (SR2, SR3) control and conducting simultaneously, switching tube (T1, T6) and switching tube (T2, T5) lead to or end at the control lower whorl conductance of MCU, in soot motor (M4), form alternating current, soot motor (M4) is rotated;
(2), under-voltage, overvoltage protection and civil power display part: civil power provides the magnitude of voltage of civil power through voltage, current protection and sample circuit to MCU, is higher or lower than that (reference voltage was lower than 1.4V, civil power 140V when MCU set a reference value; Reference voltage is higher than 2.75V, civil power 275V) realize under-voltage, overvoltage protection, show under-voltage, overvoltage printed words on the display screen, and show current line voltage with the flicker form;
(3), surrounding air and gas leakage protection part: when gas-sensing probe (HQ-1) detects pernicious gas (as smog, carbon monoxide, combustion gas etc.) above finite concentration, transmit signal to MCU, the exhaust of MCU starting soot motor (M4) high speed, and buzzing is informed;
(4), room temperature and humidity measuring circuit part: wet quick probe (RS) transmits humidity value to MCU, when MCU detects surrounding air humidity above certain value, starting soot motor (M4) high speed rotating is discharged wet gas, when reaching the MCU setting value, finishes ventilation work; Thermosensitive probe (RT1) transmits temperature value to MCU, shows indoor temperature on display screen;
(5), infrared measurement of temperature, range-measuring circuit, instruction transmitting-receiving control circuit part: infrared measurement of temperature, range finder module can accurately detect the distance between kettle temperature and exhaust fume collecting hood and the pot, MCU is cooking, heats up water or cook according to kettle temperature identification, regulate automatically exhaust fume collecting hood with pot between distance and the rotating speed of soot motor (M4); Described reception and transmission control module can realize the duty that lampblack absorber is regulated gas-cooker automatically according to detected kettle temperature, or gas-cooker is according to rotating speed, start, the shutdown of duty control lampblack absorber motor (M4);
(6) intelligent control part of range hood: adopt dual mode to realize the Based Intelligent Control of range hood, (1), the indoor temperature of the temperature of infrared temperature probe detection and thermosensitive probe (RT1) detection compares through MCU, the detected temperature of infrared temperature probe is high during with the detected indoor temperature of thermosensitive probe (RT1), and MCU opens soot motor (M4) work; (2), when the detected gas-cooker control instruction of instruction transceiver module, MCU opens soot motor (M4) work;
(7) function ECP Extended Capabilities Port circuit part: the function ECP Extended Capabilities Port is that function expanding module is inserted ECP Extended Capabilities Port, can realize receiving and sending controling instruction, function expanding module is developed for expanded function, the module that different function is corresponding different can allow and can't realize that the equipment of certain function supports this function originally by adding module;
(8), the telescoping member part of exhaust fume collecting hood: by MCU control height governor motor M1 (8) rotating, make height governor motor M1 (8) drive outer expansion link (1) and interior expansion link (2) moves up and down, the height adjusting of realization exhaust fume collecting hood (22) through connecting elements (11); As height governor motor M1 (8) when just changeing, because threaded rod (9) and fixed mount (10) form a whole, can not rotate, height governor motor M1 (8) drives self and moves up with the curved-line thread path of threaded rod (9) when rotating, height governor motor M1 (8) through connecting elements (11) and outside expansion link (1) form a whole, outer expansion link (1) follows just that governor motor M1 (8) moves up; Expansion link motion thread (12) rotates in driving when height governor motor M1 (8) rotates, the curved-line thread path of expansion link motion thread (12) moved up in interior expansion link screw thread (14) was followed, interior expansion link screw thread (14) and interior expansion link (2) form a whole, and interior expansion link (2) moves up; Described outer expansion link (1) and interior expansion link (2) are synchronization telescopes; Described member locator (7) provides the height and position information of exhaust fume collecting hood (22) to MCU, plays exhaust fume collecting hood (22) initial position and detects positioning action with height and position; Automatically return original state during described range hood power cut-off, the original state outward appearance is a common European range hood outward appearance (as Fig. 1); Described range hood height, manual, an automatic key switches, under auto state, identification is cooking, heats up water or cook MCU according to kettle temperature, regulate automatically exhaust fume collecting hood with pot between distance and the rotating speed of soot motor (M4); The height value of exhaust fume collecting hood (22) can be provided with voluntarily by use habit;
(9), the angular adjustment part of exhaust fume collecting hood:, make angular adjustment motor M2 (51) drive angular adjustment motion thread B (53) and angular adjustment motion thread A (54) rotation through adjusting gear (52) by MCU control angle governor motor M2 (51) rotating; As angular adjustment motor M2 (51) when just changeing, angular adjustment motion thread B (53) counter-rotating, angular adjustment screw thread B (56) moves down, and angular adjustment motion thread A (54) just changes, and angular adjustment screw thread A (57) moves up; When angular adjustment motor M2 (51) reverses, angular adjustment motion thread B (53) just changes, and angular adjustment screw thread B (56) moves up, angular adjustment motion thread A (54) counter-rotating, angular adjustment screw thread A (57) moves down, and realizes the angular adjustment of exhaust fume collecting hood (22); Described angular adjustment motion thread B (53) and angular adjustment motion thread A (54) make synchronous counter-rotation; Angular adjustment screw thread B (56) and angular adjustment screw thread A (57) do to move up and down in the other direction synchronously; Described angle locater (55) plays the positioning action of detection of exhaust fume collecting hood (22) initial position and angle position to the angular position information that MCU provides exhaust fume collecting hood (22); Automatically return original state during described range hood power cut-off, the angle of original state is parallel with casing (23);
(10), adopting converter technique to change ac power frequency is 60HZ-80HZ, just changes the synchronous rotational speed of the rotating excitation field of AC induction motor; The AC induction motor rotating speed of range hood employing at present is about 1070 rev/mins, adopting converter technique to change ac power frequency is 60HZ-80HZ, its rotating speed can reach 1300 changes about-2000 rev/mins, just promotes smoking effect 20%-80% under the situation that does not change range hood other technologies parameter.
2, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described angular adjustment line B (58) is connected with adjusting line splicing ear B (21), angular adjustment line A (59) is connected with adjusting line splicing ear A (20), splicing ear A (15) is connected with splicing ear B (19), forms the fixture of equiangular triangle.
3, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: the angle of described range hood, manually, an automatic key switches, under auto state, MCU is according to highly automated adjusting exhaust fume collecting hood (22) angle of exhaust fume collecting hood (22), distance between exhaust fume collecting hood (22) and the pot is near more, and exhaust fume collecting hood (22) angle is big more, otherwise more little; The angle value of this exhaust fume collecting hood (22) can be provided with voluntarily by use habit.
4, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: being shaped as of described outer expansion link (1) and interior expansion link (2) is square, rectangle, circle, ellipse, hexagon or polygon.
5, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described outer expansion link (1) and interior expansion link (2) can use copper, iron, aluminium, stainless steel, composite or nano material.
6, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described outer expansion link (1) and interior expansion link (2) can use hydraulic pump drive or pneumatic actuation to realize the height adjusting of exhaust fume collecting hood (22).
7, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described wet quick probe (RS) detects pot interior smog than greatly the time, MCU drives air curtain motor M3 (16) and rotates, wind enters from air inlet (17), discharge from air curtain (5), form blast all around at exhaust fume collecting hood (22), prevent that smog is to the diffusion of the outer of exhaust fume collecting hood (22).
8, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described exhaust fume collecting hood (22) can be regulated automatically apart from the height of kitchen range mouth, and the angle of exhaust fume collecting hood (22) can be regulated automatically.
9, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described infrared measurement of temperature, range-measuring circuit, patent in conjunction with patent No. 200720182505.X (the gas regulator structure of a kind of electromagnetic oven and gas-cooker combination), use instruction transmitting-receiving control circuit can realize the information sharing of lampblack absorber and gas-cooker through the function ECP Extended Capabilities Port, infrared measurement of temperature, the detected kettle temperature of range-measuring circuit send the temperature instruction to gas-cooker in real time, and gas-cooker is regulated flame size automatically according to kettle temperature.
10, according to claims 1 described a kind of fume-collecting hood adjustable type frequency conversion intelligent fume exhauster, it is characterized in that: described function ECP Extended Capabilities Port is that function expanding module is inserted ECP Extended Capabilities Port, can realize receiving and sending controling instruction; As: insert the broadcast reception module and can realize radio function, insert the MP3 module and can realize music playback function, insert mixed-media network modules mixed-media and can realize instructing the duty of other electrical equipment with the duty of Long-distance Control range hoods such as phone, mobile phone, network or range hood; The function ECP Extended Capabilities Port can also be connected the software upgrading that realizes MCU with computer; This computer like upgrading oneself is the same in a word, takes out some upgrading expense and just can have greater functionality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 200810080646 CN101285601A (en) | 2008-02-21 | 2008-02-21 | Fume-collecting hood adjustable type frequency conversion intelligent fume exhauster |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810080646 CN101285601A (en) | 2008-02-21 | 2008-02-21 | Fume-collecting hood adjustable type frequency conversion intelligent fume exhauster |
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| CN101285601A true CN101285601A (en) | 2008-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200810080646 Pending CN101285601A (en) | 2008-02-21 | 2008-02-21 | Fume-collecting hood adjustable type frequency conversion intelligent fume exhauster |
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| CN102183979A (en) * | 2011-03-15 | 2011-09-14 | 海尔集团公司 | Linkage control system for kitchen range and control module thereof |
| CN102269440A (en) * | 2011-08-17 | 2011-12-07 | 广东奥特龙电器制造有限公司 | Intelligent self-control frequency-variable kitchen ventilator |
| CN102401412A (en) * | 2011-12-13 | 2012-04-04 | 周建达 | Oblique arc lifting range hood |
| CN102538047A (en) * | 2012-03-01 | 2012-07-04 | 佛山市顺德万和电气配件有限公司 | Intelligent smoke exhaust ventilator and control method thereof |
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| CN110631075A (en) * | 2018-06-25 | 2019-12-31 | 青岛海尔智慧厨房电器有限公司 | Air curtain angle adjustable air curtain fume exhaust fan |
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| CN109579090A (en) * | 2018-12-06 | 2019-04-05 | 李珊珍 | The smoking adaptive adjustment mechanism of wind-force |
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