CN103982456A - Barbecue appliance and fan control method and control device thereof - Google Patents
Barbecue appliance and fan control method and control device thereof Download PDFInfo
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- CN103982456A CN103982456A CN201410253505.9A CN201410253505A CN103982456A CN 103982456 A CN103982456 A CN 103982456A CN 201410253505 A CN201410253505 A CN 201410253505A CN 103982456 A CN103982456 A CN 103982456A
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- rotating speed
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- 235000021168 barbecue Nutrition 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000002826 coolant Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 230000002045 lasting effect Effects 0.000 claims description 6
- 235000013305 food Nutrition 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention provides a barbecue appliance and a fan control method and a control device thereof. The barbecue appliance comprises a shell, a furnace chamber and a fan, wherein the furnace chamber is arranged in the shell, and the fan is arranged between the shell and the furnace chamber. The fan control method comprises the following steps: acquiring a temperature value detected by a temperature sensor between the shell and the furnace chamber, and controlling the fan to start when the temperature value reaches a preset temperature value or controlling the fan to stop working when the temperature value is lower than the preset temperature value. According to the technical scheme provided by the invention, power consumption of the barbecue appliance can be reduced on the premise that electronic devices and structural parts in the barbecue appliance are not damaged by excessively high temperature.
Description
Technical field
The present invention relates to have the household electrical appliance technical field of baking function, in particular to a kind of control method for fan for barbecue utensil, a kind of fan control device for barbecue utensil and a kind of barbecue utensil.
Background technique
In correlation technique, the control of the coolant exhaust fan of barbecue utensil is conventionally all fairly simple, and particularly, the barbecue temperature no matter user sets is how many, as long as start menu work, coolant exhaust fan is just along with barbecue utensil is started working.Because the object of coolant exhaust fan is to protect electronic device and structural member between furnace chamber and the shell that is arranged on barbecue utensil not to be damaged by too high temperature; therefore; in the time that the temperature between furnace chamber and the shell of barbecue utensil is not high; if coolant exhaust fan works on, obviously can cause the waste of the energy.
Therefore, how to guarantee that under prerequisite that electronic device in barbecue utensil and structural member do not damage by excessive temperature, the power consumption that reduces barbecue utensil becomes technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in above-mentioned prior art or correlation technique.
For this reason, one object of the present invention be to propose a kind of can be guaranteeing, under the prerequisite that electronic device in barbecue utensil and structural member are not damaged by excessive temperature, to reduce the control method for fan of barbecue utensil power consumption.
Another object of the present invention has been to propose a kind of fan control device for barbecue utensil.
Another object of the present invention is to have proposed a kind of barbecue utensil.
For achieving the above object, embodiment according to a first aspect of the invention, a kind of control method for fan for barbecue utensil has been proposed, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and be arranged on the fan between described housing and described furnace chamber, described control method for fan, comprising: obtain the temperature value that the temperature transducer that is arranged between described housing and described furnace chamber detects; In the time that described temperature value reaches predetermined temperature value, control described starting fan, and, control described fan and close during lower than described predetermined temperature value at described temperature value.
According to an embodiment of the invention for the control method for fan of barbecue utensil, while reaching predetermined temperature value by the temperature between housing and furnace chamber that barbecue utensil detected, control starting fan, can reduce the temperature between housing and the furnace chamber of barbecue utensil, avoid the excess Temperature between housing and furnace chamber and damage electronics, electrical equipment and the structural member of barbecue utensil inside.And by the temperature between housing and furnace chamber that barbecue utensil detected during lower than pre-temperature value, control fan cuts out, when temperature that can be between the housing of barbecue utensil and furnace chamber is lower, while temporarily not needing cooling, close fan, to reduce the power consumption of barbecue utensil.
In addition, the control method for fan for barbecue utensil according to the above embodiment of the present invention, can also have following additional technical characteristics:
According to one embodiment of present invention, controlling after described starting fan, also comprise: according to the rotating speed of fan described in described temperature value control.
According to an embodiment of the invention for the control method for fan of barbecue utensil, by according to the rotating speed of the temperature value control fan between the furnace chamber of barbecue utensil and housing, make can be between furnace chamber and housing temperature when higher, control fan with higher rotary speed working, to reduce as early as possible the temperature between furnace chamber and housing, while avoiding temperature between furnace chamber and housing higher, fan causes electronics, electrical equipment and structural member because damaging at the temperature compared with high for a long time with the rotary speed working compared with low; Meanwhile, when temperature between furnace chamber and housing is lower, can control fan with lower rotary speed working, when avoiding temperature between furnace chamber and housing lower, fan still increases the power consumption of barbecue utensil with the rotary speed working compared with high.
According to one embodiment of present invention, before controlling the rotating speed of described fan, also comprise: store multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges; The step of controlling the rotating speed of described fan is specially: control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
According to an embodiment of the invention for the control method for fan of barbecue utensil, by storing multiple temperature ranges, and corresponding to the rotating speed of each temperature range, while making the temperature between furnace chamber and housing that barbecue utensil detected, can directly choose rapidly corresponding to the rotating speed control fan of the temperature between furnace chamber and housing and carry out work.
According to one embodiment of present invention, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range; If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
According to one embodiment of present invention, also comprise: obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects; In the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
According to an embodiment of the invention for the control method for fan of barbecue utensil, because the temperature of furnace chamber can indirect transfer arrive between furnace chamber and housing, therefore, by in the time detecting that temperature in furnace chamber reaches predetermined threshold, control starting fan, can be early to carrying out cooling processing between furnace chamber and housing.In the time controlling rotation speed of the fan, also can be in the time that furnace chamber temperature be higher, control fan with higher rotary speed working, in the time that furnace chamber temperature is lower, control fan with lower rotary speed working.Wherein, the scheduled time can be 0, and for fear of inaccurate to the temperature detection in furnace chamber, as the situation that may occur that temperature is beated, can reach predetermined threshold and continue after the scheduled time (being greater than 0 setting value) in furnace chamber temperature, then control starting fan.
According to one embodiment of present invention, also comprise: if the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
According to an embodiment of the invention for the control method for fan of barbecue utensil, by at the first rotating speed of determining according to the temperature value between furnace chamber and housing with the second rotating speed of determining according to furnace chamber temperature when different, choose the rotating speed of maximum (top) speed as fan, can avoid that rotation speed of the fan is too low to be caused the excess Temperature between furnace chamber and housing and damage electronics, electrical equipment and the structural member between furnace chamber and housing.
According to one embodiment of present invention, also comprise: according to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
According to an embodiment of the invention for the control method for fan of barbecue utensil, by according to the heater of furnace chamber temperature control barbecue utensil, can control furnace chamber temperature, and then can avoid furnace chamber excess Temperature and be delivered between furnace chamber and housing, cause the excess Temperature between furnace chamber and housing to damage electronics, electrical equipment and structural member.
According to one embodiment of present invention, by the rotating speed of fan described in controllable silicon or at least one Control.
According to the embodiment of second aspect present invention, a kind of fan control device for barbecue utensil has also been proposed, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and be arranged on the fan between described housing and described furnace chamber, described fan control device, comprise: acquiring unit, the temperature value detecting for obtaining the temperature transducer that is arranged between described housing and described furnace chamber; Control unit, in the time that described temperature value reaches predetermined temperature value, controls described starting fan, and, controls described fan and close during lower than described predetermined temperature value at described temperature value.
According to an embodiment of the invention for the fan control device of barbecue utensil, while reaching predetermined temperature value by the temperature between housing and furnace chamber that barbecue utensil detected, control starting fan, can reduce the temperature between housing and the furnace chamber of barbecue utensil, avoid the excess Temperature between housing and furnace chamber and damage electronics, electrical equipment and the structural member of barbecue utensil inside.And by the temperature between housing and furnace chamber that barbecue utensil detected during lower than pre-temperature value, control fan cuts out, when temperature that can be between the housing of barbecue utensil and furnace chamber is lower, while temporarily not needing cooling, close fan, to reduce the power consumption of barbecue utensil.
According to one embodiment of present invention, described control unit also for: controlling after described starting fan, according to the rotating speed of fan described in described temperature value control.
According to an embodiment of the invention for the fan control device of barbecue utensil, by according to the rotating speed of the temperature value control fan between the furnace chamber of barbecue utensil and housing, make can be between furnace chamber and housing temperature when higher, control fan with higher rotary speed working, to reduce as early as possible the temperature between furnace chamber and housing, while avoiding temperature between furnace chamber and housing higher, fan causes electronics, electrical equipment and structural member because damaging at the temperature compared with high for a long time with the rotary speed working compared with low; Meanwhile, when temperature between furnace chamber and housing is lower, can control fan with lower rotary speed working, when avoiding temperature between furnace chamber and housing lower, fan still increases the power consumption of barbecue utensil with the rotary speed working compared with high.
According to one embodiment of present invention, also comprise: storage unit, for storing multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges; Described control unit specifically for: control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
According to an embodiment of the invention for the fan control device of barbecue utensil, by storing multiple temperature ranges, and corresponding to the rotating speed of each temperature range, while making the temperature between furnace chamber and housing that barbecue utensil detected, can directly choose rapidly corresponding to the rotating speed control fan of the temperature between furnace chamber and housing and carry out work.
According to one embodiment of present invention, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range; If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
According to one embodiment of present invention, described acquiring unit also for, obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects; Described control unit also for, in the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
According to an embodiment of the invention for the fan control device of barbecue utensil, because the temperature of furnace chamber can indirect transfer arrive between furnace chamber and housing, therefore, by in the time detecting that temperature in furnace chamber reaches predetermined threshold, control starting fan, can be early to carrying out cooling processing between furnace chamber and housing.In the time controlling rotation speed of the fan, also can be in the time that furnace chamber temperature be higher, control fan with higher rotary speed working, in the time that furnace chamber temperature is lower, control fan with lower rotary speed working.Wherein, the scheduled time can be 0, and for fear of inaccurate to the temperature detection in furnace chamber, as the situation that may occur that temperature is beated, can reach predetermined threshold and continue after the scheduled time (being greater than 0 setting value) in furnace chamber temperature, then control starting fan.
According to one embodiment of present invention, described control unit also for: if the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
According to an embodiment of the invention for the fan control device of barbecue utensil, by at the first rotating speed of determining according to the temperature value between furnace chamber and housing with the second rotating speed of determining according to furnace chamber temperature when different, choose the rotating speed of maximum (top) speed as fan, can avoid that rotation speed of the fan is too low to be caused the excess Temperature between furnace chamber and housing and damage electronics, electrical equipment and the structural member between furnace chamber and housing.
According to one embodiment of present invention, described control unit also for: according to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
According to an embodiment of the invention for the fan control device of barbecue utensil, by according to the heater of furnace chamber temperature control barbecue utensil, can control furnace chamber temperature, and then can avoid furnace chamber excess Temperature and be delivered between furnace chamber and housing, cause the excess Temperature between furnace chamber and housing to damage electronics, electrical equipment and structural member.
According to one embodiment of present invention, described control unit is specifically by controlling the rotating speed of fan described in controllable silicon or at least one Control.
According to the embodiment of third aspect present invention, a kind of barbecue utensil has also been proposed, comprising: housing; Furnace chamber, is arranged in described housing, for food is heated; Fan, is arranged between described housing and described furnace chamber, for carrying out coolant exhaust, so that the temperature between described housing and described furnace chamber is maintained in the scope of setting; And the fan control device for barbecue utensil described in above-mentioned any one embodiment.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming embodiment's description obviously and easily, wherein:
Fig. 1 shows according to an embodiment of the invention the schematic flow diagram for the control method for fan of barbecue utensil;
Fig. 2 shows according to an embodiment of the invention by the electrical block diagram of SCR control fan;
Fig. 3 shows according to an embodiment of the invention by the electrical block diagram of Control fan;
Fig. 4 shows according to an embodiment of the invention the schematic block diagram for the fan control device of barbecue utensil;
Fig. 5 shows the electrical block diagram by Single-chip Controlling fan according to an embodiment of the invention.
Embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
Fig. 1 shows according to an embodiment of the invention the schematic flow diagram for the control method for fan of barbecue utensil.
As shown in Figure 1, according to an embodiment of the invention for the control method for fan of barbecue utensil, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and be arranged on the fan between described housing and described furnace chamber, described control method for fan comprises: step 102, obtain the temperature value that the temperature transducer that is arranged between described housing and described furnace chamber detects; Step 104, in the time that described temperature value reaches predetermined temperature value, controls described starting fan, and, controls described fan and close during lower than described predetermined temperature value at described temperature value.
While reaching predetermined temperature value by the temperature between housing and furnace chamber that barbecue utensil detected, control starting fan, can reduce the temperature between housing and the furnace chamber of barbecue utensil, avoid the excess Temperature between housing and furnace chamber and damage electronics, electrical equipment and the structural member of barbecue utensil inside.And by the temperature between housing and furnace chamber that barbecue utensil detected during lower than pre-temperature value, control fan cuts out, when temperature that can be between the housing of barbecue utensil and furnace chamber is lower, while temporarily not needing cooling, close fan, to reduce the power consumption of barbecue utensil.
In addition, the control method for fan for barbecue utensil according to the above embodiment of the present invention, can also have following additional technical characteristics:
According to one embodiment of present invention, controlling after described starting fan, also comprise: according to the rotating speed of fan described in described temperature value control.
By according to the rotating speed of the temperature value control fan between the furnace chamber of barbecue utensil and housing, make can be between furnace chamber and housing temperature when higher, control fan with higher rotary speed working, to reduce as early as possible the temperature between furnace chamber and housing, while avoiding temperature between furnace chamber and housing higher, fan causes electronics, electrical equipment and structural member because damaging at the temperature compared with high for a long time with the rotary speed working compared with low; Meanwhile, when temperature between furnace chamber and housing is lower, can control fan with lower rotary speed working, when avoiding temperature between furnace chamber and housing lower, fan still increases the power consumption of barbecue utensil with the rotary speed working compared with high.
According to one embodiment of present invention, before controlling the rotating speed of described fan, also comprise: store multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges; The step of controlling the rotating speed of described fan is specially: control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
By storing multiple temperature ranges, and corresponding to the rotating speed of each temperature range, while making the temperature between furnace chamber and housing that barbecue utensil detected, can directly choose rapidly corresponding to the rotating speed control fan of the temperature between furnace chamber and housing and carry out work.
According to one embodiment of present invention, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range; If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
According to one embodiment of present invention, also comprise: obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects; In the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
Due to the temperature of furnace chamber can indirect transfer between furnace chamber and housing, therefore, by the time detecting that temperature in furnace chamber reaches predetermined threshold, control starting fan, can be early to carrying out cooling processing between furnace chamber and housing.In the time controlling rotation speed of the fan, also can be in the time that furnace chamber temperature be higher, control fan with higher rotary speed working, in the time that furnace chamber temperature is lower, control fan with lower rotary speed working.Wherein, the scheduled time can be 0, and for fear of inaccurate to the temperature detection in furnace chamber, as the situation that may occur that temperature is beated, can reach predetermined threshold and continue after the scheduled time (being greater than 0 setting value) in furnace chamber temperature, then control starting fan.
According to one embodiment of present invention, also comprise: if the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
By at the first rotating speed of determining according to the temperature value between furnace chamber and housing with the second rotating speed of determining according to furnace chamber temperature when different, choose the rotating speed of maximum (top) speed as fan, can avoid that rotation speed of the fan is too low to be caused the excess Temperature between furnace chamber and housing and damage electronics, electrical equipment and the structural member between furnace chamber and housing.
According to one embodiment of present invention, also comprise: according to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
By according to the heater of furnace chamber temperature control barbecue utensil, can control furnace chamber temperature, and then can avoid furnace chamber excess Temperature and be delivered between furnace chamber and housing, cause the excess Temperature between furnace chamber and housing to damage electronics, electrical equipment and structural member.
In the time that fan is controlled, can pass through according to following two kinds of concrete mode of executions:
Mode of execution one:
By the rotating speed of SCR control fan, particularly, as shown in Figure 2, one end 204 of the motor 202 of fan is connected to and exchanges input 1, the other end 206 is connected to and is exchanged input 2 by controllable silicon 208, main control chip is (not shown, can be single-chip microcomputer etc.) a pin be connected to port 212, in the time that main control chip control port 212 is low level, driver 210 drives controllable silicon 208 conductings, motor 202 is worked, in addition, in the time that main control chip is controlled being applied to voltage on motor 202 by controlling controllable silicon 208, can control the rotating speed of motor 202, particularly, be applied to voltage on motor 202 when higher, the rotating speed of motor 202 is larger, the rotating speed that is fan is larger, be applied to voltage on motor 202 when lower, the rotating speed of motor 202 is less, the rotating speed that is fan is less.
Mode of execution two:
By the rotating speed of at least one Control fan.Particularly, as shown in Figure 3, the motor 302 of fan is 2 grades of motors, one end 304 of motor 302 is connected to AC input 1, the low-grade control end 306 of motor 302 is connected to AC input 2 by relay 310, the high-grade control end 308 of motor 302 is connected to AC input 2 by relay 314, wherein, relay 310 and relay 314 can only have one to carry out work at synchronization, and in the time that relay 310 is worked, motor 302 is with underdrive operating, be that fan is to slowly run, in the time that relay 314 is worked, motor 302 is with top grade operation, and fan is with high speed rotating.The control of relay 310 and relay 314 is specially, one termination high level of relay 310 and relay 314, as connect+12V, the other end is connected to respectively the different port of master controller (can be single-chip microcomputer etc.) by drive circuit, as relay 310 can use the drive circuit 312 by transistor and resistance combination, relay 314 can use the drive circuit 316 by transistor and resistance combination, the state of the master controller port being connected with one end of drive circuit 316 by controlling and driving circuits 312 (is high level or low level, relay conducting when low level) control corresponding transistor turns or shutoff, and then controlling relay 310 and relay 314.
Fig. 4 shows according to an embodiment of the invention the schematic block diagram for the fan control device of barbecue utensil.
As shown in Figure 4, according to an embodiment of the invention for the fan control device 400 of barbecue utensil, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and be arranged on the fan between described housing and described furnace chamber, described fan control device 400, comprise: acquiring unit 402, the temperature value detecting for obtaining the temperature transducer that is arranged between described housing and described furnace chamber; Control unit 404, in the time that described temperature value reaches predetermined temperature value, controls described starting fan, and, controls described fan and close during lower than described predetermined temperature value at described temperature value.
While reaching predetermined temperature value by the temperature between housing and furnace chamber that barbecue utensil detected, control starting fan, can reduce the temperature between housing and the furnace chamber of barbecue utensil, avoid the excess Temperature between housing and furnace chamber and damage electronics, electrical equipment and the structural member of barbecue utensil inside.And by the temperature between housing and furnace chamber that barbecue utensil detected during lower than pre-temperature value, control fan cuts out, when temperature that can be between the housing of barbecue utensil and furnace chamber is lower, while temporarily not needing cooling, close fan, to reduce the power consumption of barbecue utensil.
According to one embodiment of present invention, described control unit 404 also for: controlling after described starting fan, according to the rotating speed of fan described in described temperature value control.
By according to the rotating speed of the temperature value control fan between the furnace chamber of barbecue utensil and housing, make can be between furnace chamber and housing temperature when higher, control fan with higher rotary speed working, to reduce as early as possible the temperature between furnace chamber and housing, while avoiding temperature between furnace chamber and housing higher, fan causes electronics, electrical equipment and structural member because damaging at the temperature compared with high for a long time with the rotary speed working compared with low; Meanwhile, when temperature between furnace chamber and housing is lower, can control fan with lower rotary speed working, when avoiding temperature between furnace chamber and housing lower, fan still increases the power consumption of barbecue utensil with the rotary speed working compared with high.
According to one embodiment of present invention, also comprise: storage unit 406, for storing multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges; Described control unit 404 specifically for: control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
By storing multiple temperature ranges, and corresponding to the rotating speed of each temperature range, while making the temperature between furnace chamber and housing that barbecue utensil detected, can directly choose rapidly corresponding to the rotating speed control fan of the temperature between furnace chamber and housing and carry out work.
According to one embodiment of present invention, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range; If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
According to one embodiment of present invention, described acquiring unit 402 also for, obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects; Described control unit 404 also for, in the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
Due to the temperature of furnace chamber can indirect transfer between furnace chamber and housing, therefore, by the time detecting that temperature in furnace chamber reaches predetermined threshold, control starting fan, can be early to carrying out cooling processing between furnace chamber and housing.In the time controlling rotation speed of the fan, also can be in the time that furnace chamber temperature be higher, control fan with higher rotary speed working, in the time that furnace chamber temperature is lower, control fan with lower rotary speed working.Wherein, the scheduled time can be 0, and for fear of inaccurate to the temperature detection in furnace chamber, as the situation that may occur that temperature is beated, can reach predetermined threshold and continue after the scheduled time (being greater than 0 setting value) in furnace chamber temperature, then control starting fan.
According to one embodiment of present invention, described control unit 404 also for: if the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
By at the first rotating speed of determining according to the temperature value between furnace chamber and housing with the second rotating speed of determining according to furnace chamber temperature when different, choose the rotating speed of maximum (top) speed as fan, can avoid that rotation speed of the fan is too low to be caused the excess Temperature between furnace chamber and housing and damage electronics, electrical equipment and the structural member between furnace chamber and housing.
According to one embodiment of present invention, described control unit 404 also for: according to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
By according to the heater of furnace chamber temperature control barbecue utensil, can control furnace chamber temperature, and then can avoid furnace chamber excess Temperature and be delivered between furnace chamber and housing, cause the excess Temperature between furnace chamber and housing to damage electronics, electrical equipment and structural member.
According to one embodiment of present invention, described control unit 404 is concrete by controlling the rotating speed of fan described in controllable silicon or at least one Control.
Wherein, control unit 404 can be single-chip microcomputer, and particularly, as shown in Figure 5, the module 502 shown in figure is connected to the temperature transducer being arranged in furnace chamber, to obtain furnace chamber temperature, sends into single-chip microcomputer 506, is processed by single-chip microcomputer 506; Module 504 is connected to the temperature transducer being arranged between furnace chamber and shell, to obtain the temperature between furnace chamber and shell, and sends into single-chip microcomputer 506, is processed by single-chip microcomputer 506.
The invention allows for a kind of barbecue utensil, comprising: housing; Furnace chamber, is arranged in described housing, for food is heated; Fan, is arranged between described housing and described furnace chamber, for carrying out coolant exhaust, so that the temperature between described housing and described furnace chamber is maintained in the scope of setting; And the fan control device 400 for barbecue utensil shown in Fig. 4.
More than be described with reference to the accompanying drawings technological scheme of the present invention, consider in correlation technique, the control of the coolant exhaust fan of barbecue utensil is fairly simple, work with the work of barbecue utensil, in the time that the temperature between furnace chamber and the shell of barbecue utensil is not high, coolant exhaust fan works on can increase the power consumption of barbecue utensil.Therefore, the present invention proposes a kind of control method for fan for barbecue utensil, can be guaranteeing, under the prerequisite that electronic device in barbecue utensil and structural member are not damaged by excessive temperature, to reduce barbecue utensil power consumption.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (17)
1. for a control method for fan for barbecue utensil, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and is arranged on the fan between described housing and described furnace chamber, it is characterized in that, comprising:
Obtain the temperature value that the temperature transducer that is arranged between described housing and described furnace chamber detects;
In the time that described temperature value reaches predetermined temperature value, control described starting fan, and
, control described fan and close during lower than described predetermined temperature value at described temperature value.
2. the control method for fan for barbecue utensil according to claim 1, is characterized in that, is controlling after described starting fan, also comprises:
According to the rotating speed of fan described in described temperature value control.
3. the control method for fan for barbecue utensil according to claim 2, is characterized in that, before the rotating speed of controlling described fan, also comprises:
Store multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges;
The step of controlling the rotating speed of described fan is specially:
Control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
4. the control method for fan for barbecue utensil according to claim 3, is characterized in that, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range;
If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
5. the control method for fan for barbecue utensil according to claim 2, is characterized in that, also comprises:
Obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects;
In the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
6. the control method for fan for barbecue utensil according to claim 5, is characterized in that, also comprises:
If the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
7. according to the control method for fan for barbecue utensil described in claim 5 or 6, it is characterized in that, also comprise:
According to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
8. according to the control method for fan for barbecue utensil described in any one in claim 2 to 6, it is characterized in that, by the rotating speed of fan described in controllable silicon or at least one Control.
9. for a fan control device for barbecue utensil, described barbecue utensil comprises housing, is arranged on the furnace chamber in described housing, and is arranged on the fan between described housing and described furnace chamber, it is characterized in that, comprising:
Acquiring unit, the temperature value detecting for obtaining the temperature transducer that is arranged between described housing and described furnace chamber;
Control unit, in the time that described temperature value reaches predetermined temperature value, controls described starting fan, and
, control described fan and close during lower than described predetermined temperature value at described temperature value.
10. the fan control device for barbecue utensil according to claim 9, is characterized in that, described control unit also for:
Controlling after described starting fan, according to the rotating speed of fan described in described temperature value control.
11. fan control devices for barbecue utensil according to claim 10, is characterized in that, also comprise:
Storage unit, for storing multiple temperature ranges, and corresponding to the rotating speed of the each temperature range in described multiple temperature ranges;
Described control unit specifically for: control described fan and carry out work with the rotating speed corresponding with the temperature range that comprises described temperature value in described multiple temperature ranges.
12. fan control devices for barbecue utensil according to claim 11, is characterized in that, if the temperature of arbitrary temperature range representative is lower in described multiple temperature range, less corresponding to the rotating speed of described arbitrary temperature range;
If the temperature of arbitrary temperature range representative is higher in described multiple temperature range, larger corresponding to the rotating speed of described arbitrary temperature range.
13. fan control devices for barbecue utensil according to claim 10, is characterized in that,
Described acquiring unit also for, obtain the furnace chamber temperature that the temperature transducer that is arranged in described furnace chamber detects;
Described control unit also for, in the time that described furnace chamber temperature reaches predetermined threshold and the lasting scheduled time, control described starting fan, and according to the residing temperature range of described furnace chamber temperature, control the rotating speed of described fan.
14. fan control devices for barbecue utensil according to claim 13, is characterized in that, described control unit also for:
If the first rotating speed of the described fan of determining according to described temperature value with different according to the second rotating speed of the definite described fan of described furnace chamber temperature, is chosen maximum (top) speed in described the first rotating speed and described the second rotating speed rotating speed as described fan.
15. according to the fan control device for barbecue utensil described in claim 13 or 14, it is characterized in that, described control unit also for:
According to the heater of barbecue utensil described in the control of described furnace chamber temperature, so that described furnace chamber temperature is controlled in prespecified range.
16. according to claim 10 to the fan control device for barbecue utensil described in any one in 14, it is characterized in that, described control unit is specifically by controlling the rotating speed of fan described in controllable silicon or at least one Control.
17. 1 kinds of barbecue utensils, is characterized in that, comprising:
Housing;
Furnace chamber, is arranged in described housing, for food is heated;
Fan, is arranged between described housing and described furnace chamber, for carrying out coolant exhaust, so that the temperature between described housing and described furnace chamber is maintained in the scope of setting; And
The fan control device for barbecue utensil as described in any one in claim 9 to 16.
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| CN201410253505.9A CN103982456A (en) | 2014-06-09 | 2014-06-09 | Barbecue appliance and fan control method and control device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410253505.9A CN103982456A (en) | 2014-06-09 | 2014-06-09 | Barbecue appliance and fan control method and control device thereof |
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| CN103982456A true CN103982456A (en) | 2014-08-13 |
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| CN116058676A (en) * | 2021-10-29 | 2023-05-05 | 浙江天喜厨电股份有限公司 | A control method for an air fryer |
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