CN205107317U - Upper cover subassembly and cooking utensil - Google Patents
Upper cover subassembly and cooking utensil Download PDFInfo
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- CN205107317U CN205107317U CN201520891516.XU CN201520891516U CN205107317U CN 205107317 U CN205107317 U CN 205107317U CN 201520891516 U CN201520891516 U CN 201520891516U CN 205107317 U CN205107317 U CN 205107317U
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Abstract
The utility model provides an upper cover subassembly and cooking utensil. This upper cover subassembly includes lid, air -vent valve, pressure regulating spring beam, pressure regulating lever and drive assembly, and the lid has steam flow path, is equipped with pressure -regulating bracket on the lid, the entrance at steam flow path is established to the air -vent valve, the lower extreme of pressure regulating spring beam supports on the air -vent valve, pressure regulating lever articulates on pressure -regulating bracket, and the upper end of pressure regulating lever's one end and pressure regulating spring beam is connected, drive assembly includes step motor and the stepcchange gearbox who is connected with step motor's motor shaft, and stepcchange gearbox's output is connected with pressure regulating lever's the other end, and drive assembly can drive pressure regulating lever and reciprocate in order to drive the pressure regulating spring beam around the pressure -regulating bracket rotation to the size of the pressure release pressure when adjusting the air -vent valve and opening steam flow path's entry. The utility model provides an upper cover subassembly has improved the slew velocity of control stepper motor and turned angle's precision to the control accuracy who adjusts pressure release pressure through the air -vent valve has been improved.
Description
Technical field
The utility model relates to kitchen utensils field, in particular to a kind of cover assembly and the cooking apparatus comprising this cover assembly.
Background technology
At present, as electric cooker, can there is grain of rice caking phenomenon in existing cooking apparatus in the process of cooking, and by rice water heating period moment pressure release mode, meter Shui " bumping " can be made to produce strenuous exercise, prevent the grain of rice from luming, thus promote rice mouthfeel.But existing pressure relief device generally adopts the pressure release of pressure bead, the vent pressure of this pressure relief device setting is constant, different vent pressure can not be adopted to carry out pressure release according to different rice kind, rice soft or hard and soup congee meal etc., thus can not all reach good culinary art effect when cooking different classes of rice, make the experience effect of user poor.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, the object of the utility model aspect is, provides a kind of vent pressure that effectively can regulate cooking apparatus, and makes the cover assembly that the control accuracy of vent pressure is high.
The object of another aspect of the utility model is, provides a kind of cooking apparatus comprising above-mentioned cover assembly.
For achieving the above object, the embodiment of the utility model aspect provides a kind of cover assembly, comprising: lid, and described lid has steam channel, and described lid is provided with pressure regulation support; Pressure regulator valve, described pressure regulator valve is located at the porch of described steam channel; Pressure spring bar, the lower end of described pressure spring bar is against on described pressure regulator valve; Pressure regulation lever, described pressure regulation lever is hinged on described pressure regulation support, and one end of described pressure regulation lever is connected with the upper end of described pressure spring bar; And driven unit, the other end of described pressure regulation lever is connected with the output of described driven unit, described driven unit can drive described pressure regulation lever to move up and down to drive described pressure spring bar around described pressure regulation holder pivots, the size of vent pressure when opening the entrance of described steam channel to regulate described pressure regulator valve; Wherein, the change gear box that described driven unit comprises stepper motor and is connected with the motor shaft of described stepper motor, the output of described change gear box is connected with the other end of described pressure regulation lever.
The cover assembly that the utility model above-described embodiment provides, comprise lid, pressure regulator valve, pressure spring bar, pressure regulation lever and driven unit, during cooking apparatus work, driven unit drives pressure regulation lever around pressure regulation holder pivots, pressure regulation lever drives pressure spring bar is moved up and down, the lower end of pressure spring bar acts on pressure regulator valve, thus by controlling the stroke that pressure spring bar presses down, effectively can control the pressure size that pressure regulator valve acts on the porch of steam channel, thus the size of vent pressure when regulating pressure regulator valve to open the entrance of steam channel, thus make cooking apparatus can according to rice kind, the different situations such as rice soft or hard and soup congee meal control different vent pressure, reach the object of stepless voltage regulation, improve the mouthfeel of cooking food, improve the experience effect of user, the change gear box that driven unit comprises stepper motor and is connected with the motor shaft of stepper motor, because each step corner of stepper motor is larger, by arranging change gear box, effectively improve the velocity of rotation of control step motor and the precision of rotational angle, when making the motor shaft of stepper motor rotate larger angle, the output shaft of change gear box only rotates smaller angle, thus improve the precision controlling pressure regulation lever rotation, thus the stroke that pressure spring bar presses down can be controlled more accurately, and then improve the control accuracy of vent pressure of cooking apparatus, effectively prevent and adopt stepper motor Direct driver pressure regulation lever rotation and the pressure spring bar upper and lower displacement amount that causes is larger, cannot the problem of vent pressure of fine adjustment cooking apparatus.
In addition, the cover assembly that the utility model above-described embodiment provides also has following additional technical feature:
According to an embodiment of the present utility model, the motor casing of described stepper motor and the casing of described change gear box are formed in one structure.
In above-described embodiment, the motor casing of stepper motor and the casing of change gear box are formed in one structure, achieve the good assembling of stepper motor and change gear box on the one hand, thus reliability when ensure that stepper motor and change gear box work, and decrease the process of assembling stepper motor and change gear box, make the production efficiency of overall driven unit high; On the other hand, make the structure of overall driven unit compacter, thus reduce the space that overall driven unit takies, make cover assembly compact conformation, and do not affect the aesthetic property of cover assembly; If assemble stepper motor on cover assembly after, change gear box is connected again at the output of stepper motor, on the one hand because cover assembly limited space, change gear box can be caused to assemble difficulty, affect the production efficiency of cover assembly, on the other hand, stepper motor and change gear box can occupy larger space, thus have impact on the aesthetic property of cover assembly.
According to an embodiment of the present utility model, described change gear box comprises secondary gear reducer, be provided with the first speed reducing gear pair between the motor shaft of described stepper motor and the power shaft of described secondary gear reducer, between the output shaft of described power shaft and described secondary gear reducer, be provided with the second speed reducing gear pair.
In above-described embodiment, change gear box is secondary gear reducer, by the decelerating effect of secondary gear reducer, can the larger corner of each step of stepper motor be changed into comparatively small angle tower, and exported by the output shaft of change gear box, thus drive pressure regulation lever rotation, and improve the precision controlling pressure regulation lever rotation, thus the stroke that pressure spring bar presses down can be controlled more accurately, and then improve the control accuracy of vent pressure of cooking apparatus.Certainly, change gear box also can be primary gear speed reducing device or other multiple stage gear reduction device, all can reach the object of the control accuracy of the vent pressure promoting cooking apparatus, all in protection domain of the present utility model.
According to an embodiment of the present utility model, described secondary gear reducer comprises two described power shafts, and two described power shaft symmetries are located at the both sides of described motor shaft, and the axis being parallel of the axis of described power shaft and described motor shaft.
According to an embodiment of the present utility model, two described power shaft symmetries are located at the both sides of described output shaft, and described output shaft and described motor shaft are positioned on same axis.
In above-described embodiment, be provided with two power shafts to the bilateral symmetry of motor shaft, and two power shafts are located at the both sides of output shaft symmetrically, effectively can ensure the stationarity of transmission; Output shaft and motor shaft are positioned on same axis, the stationarity of transmission can be ensured further, and taking up room of overall driven unit can be reduced, avoid the output shaft caused because of output shaft and motor shaft disalignment easily to rock, the problem such as large that takes up room of overall driven unit.
According to an embodiment of the present utility model, the output shaft of described change gear box is provided with gear, the other end of described pressure regulation lever is provided with the tooth bar be meshed with described gear, drives racks turn described in described gear driven to make described stepper motor by described change gear box.
In above-described embodiment, by the engagement of gear and tooth bar, make stepper motor that pressure regulation lever can be driven to rotate, structure is simple, and take full advantage of that meshed transmission gear is steady, gearratio accurately, reliable operation, life-span long advantage, and then improve reliability and the accuracy of cover assembly pressure regulation.
According to an embodiment of the present utility model, described pressure regulation lever is hinged on described pressure regulation support by jointed shaft, and the axis being parallel of the rotation of described jointed shaft and described output shaft, rotate around described jointed shaft to make pressure regulation lever described in described driving stepper motor.
In above-described embodiment, by jointed shaft, pressure regulation lever is installed in rotation on pressure regulation support, ensureing the bonding strength of pressure regulation lever and pressure regulation support, thus ensure that pressure regulation lever can around jointed shaft relative to pressure regulation holder pivots, and then under ensureing to regulate the prerequisite of the reliability of vent pressure by pressure regulator valve, make the structure of pressure regulation lever and pressure regulation support simple, easy for installation.
According to an embodiment of the present utility model, described pressure regulator valve comprises: pressure regulation valve gap, and the upper end of described pressure regulation valve gap is provided with the steam (vapor) outlet that can be connected with the entrance of described steam channel; Pressure regulation push rod, the upper end of described pressure regulation push rod through described steam (vapor) outlet, and abuts against with the lower end of described pressure spring bar; Adjusting pressuring valve core, described adjusting pressuring valve core is located at the porch of described steam channel; Pressure spring, described pressure spring is supported between described pressure regulation push rod and described adjusting pressuring valve core, and described pressure regulation push rod drives described adjusting pressuring valve core to move down by described pressure spring; With pressure regulation seal, described pressure regulation seal is located at the lower end of described adjusting pressuring valve core, the entrance of described steam channel can be opened or close to described pressure regulation seal under the acting in conjunction of described adjusting pressuring valve core and steam thrust, to be connected or to disconnect mutually to make the entrance of described steam channel with described steam (vapor) outlet.
In above-described embodiment, pressure regulator valve comprises pressure regulation valve gap, pressure regulation push rod, adjusting pressuring valve core and pressure spring, driving stepper motor pressure regulation lever is around the rotation of jointed shaft, the first end of pressure regulation lever is made to drive pressure spring bar to move up and down, moving up and down of pressure spring bar drives pressure regulation pushrod movement, move up and down to make adjusting pressuring valve core, thus pass through the angle of control step electric machine rotation, effectively can regulate the distance moved up and down of the tooth bar be meshed with gear, thus by pressure regulation lever, pressure spring bar, the acting in conjunction of pressure regulation push rod and pressure spring, regulate the distance that adjusting pressuring valve core moves up and down, thus effectively regulate adjusting pressuring valve core to the pressure size of the porch of steam channel, reach the effect of the steam pressure regulated in cooking apparatus, reach the object of stepless voltage regulation, when the steam pressure in cooking apparatus is greater than the downward pressure of adjusting pressuring valve core, under steam thrust, the entrance of steam channel is opened, realize the moment exhaust pressure relief function of cooking apparatus.
The embodiment of another aspect of the utility model provides a kind of cooking apparatus, comprises the cover assembly described in above-mentioned any embodiment, and has effective effect of the cover assembly described in above-mentioned any embodiment.
According to an embodiment of the present utility model, described cooking apparatus is electric cooker or electric pressure cooking saucepan.
Additional aspect of the present utility model and advantage provide in description part below, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the perspective view of the cover assembly described in the utility model embodiment;
Fig. 2 is the sectional structure schematic diagram of the driven unit described in the utility model embodiment;
Fig. 3 is the sectional structure schematic diagram of cover assembly shown in Fig. 1;
Fig. 4 is the sectional structure schematic diagram in another direction of cover assembly shown in Fig. 1.
Wherein, the corresponding relation in Fig. 1 to Fig. 4 between Reference numeral and component names is:
10 lids, 101 steam channels, the entrance of 1011 steam channels, 102 pressure regulation supports, 111 pressure regulation valve gaps, 112 steam (vapor) outlets, 113 pressure regulation push rods, 114 adjusting pressuring valve cores, 115 pressure springs, 116 pressure regulation seals, 12 pressure spring bars, 13 pressure regulation levers, 131 jointed shafts, 132 tooth bars, 14 driven units, 140 housings, 141 motor shafts, 142 electromagnet, 143 power shafts, 144 output shafts, 145 first speed reducing gear pairs, 146 second speed reducing gear pairs, 147 gears.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
Cover assembly according to embodiments more of the present utility model and cooking apparatus are described with reference to the accompanying drawings.
As shown in Figure 1, Figure 3 and Figure 4, of the present utility modelly some embodiments provide a kind of cover assembly, comprising: lid 10, pressure regulator valve, pressure spring bar 12, pressure regulation lever 13 and driven unit 14.
Wherein, described lid 10 has steam channel 101, and described lid 10 is provided with pressure regulation support 102;
Described pressure regulator valve is located at entrance 1011 place of described steam channel;
The lower end of described pressure spring bar 12 is against on described pressure regulator valve;
Described pressure regulation lever 13 is hinged on described pressure regulation support 102, and one end of described pressure regulation lever 13 is connected with the upper end of described pressure spring bar 12;
The other end of described pressure regulation lever 13 is connected with the output of described driven unit 14, described driven unit 14 can drive described pressure regulation lever 13 to rotate to drive described pressure spring bar 12 to move up and down around described pressure regulation support 102, the size of vent pressure when opening the entrance of described steam channel to regulate described pressure regulator valve;
Wherein, the change gear box that described driven unit 14 comprises stepper motor and is connected with the motor shaft 141 of described stepper motor, the output shaft 144 of described change gear box is connected with the other end of described pressure regulation lever 13.
The cover assembly that the utility model above-described embodiment provides, comprise lid, pressure regulator valve, pressure spring bar, pressure regulation lever and driven unit, during cooking apparatus work, driven unit drives pressure regulation lever around pressure regulation holder pivots, pressure regulation lever drives pressure spring bar is moved up and down, the lower end of pressure spring bar acts on pressure regulator valve, thus by controlling the stroke that pressure spring bar presses down, effectively can control the pressure size that pressure regulator valve acts on the porch of steam channel, thus the size of vent pressure when regulating pressure regulator valve to open the entrance of steam channel, thus make cooking apparatus can according to rice kind, the different situations such as rice soft or hard and soup congee meal control different vent pressure, reach the object of stepless voltage regulation, improve the mouthfeel of cooking food, improve the experience effect of user, the change gear box that driven unit comprises stepper motor and is connected with the motor shaft of stepper motor, because each step corner of stepper motor is larger, by arranging change gear box, effectively improve the velocity of rotation of control step motor and the precision of rotational angle, when making the motor shaft of stepper motor rotate larger angle, the output shaft of change gear box only rotates smaller angle, thus improve the precision controlling pressure regulation lever rotation, thus the stroke that pressure spring bar presses down can be controlled more accurately, and then improve the control accuracy of vent pressure of cooking apparatus, effectively prevent and adopt stepper motor Direct driver pressure regulation lever rotation and the pressure spring bar upper and lower displacement amount that causes is larger, cannot the problem of vent pressure of fine adjustment cooking apparatus.
In an embodiment of the present utility model, as shown in Figure 2, the motor casing of described stepper motor and the casing of described change gear box are formed in one structure.
In above-described embodiment, the motor casing of stepper motor and the casing of change gear box are formed in one structure, achieve the good assembling of stepper motor and change gear box on the one hand, thus reliability when ensure that stepper motor and change gear box work, and decrease the process of assembling stepper motor and change gear box, make the production efficiency of overall driven unit high; On the other hand, make the structure of overall driven unit compacter, thus reduce the space that overall driven unit takies, make cover assembly compact conformation, and do not affect the aesthetic property of cover assembly; If assemble stepper motor on cover assembly after, change gear box is connected again at the output of stepper motor, on the one hand because cover assembly limited space, change gear box can be caused to assemble difficulty, affect the production efficiency of cover assembly, on the other hand, stepper motor and change gear box can occupy larger space, thus have impact on the aesthetic property of cover assembly.
In a specific embodiment of the present utility model, as shown in Figure 2, described change gear box comprises secondary gear reducer, be provided with the first speed reducing gear pair 145 between the motor shaft 141 of described stepper motor and the power shaft 143 of described secondary gear reducer, between described power shaft 143 and the output shaft 144 of described secondary gear reducer, be provided with the second speed reducing gear pair 146.
As shown in Figure 2, the electromagnet 142 being provided with motor shaft 141 in the housing 140 of described driven unit 14 and arranging around described motor shaft 141, and the power shaft 143 be connected by the first speed reducing gear pair 145 with motor shaft 141, the output shaft 144 that is connected by the second speed reducing gear pair 146 with power shaft 143.
In above-described embodiment, change gear box is secondary gear reducer, by the decelerating effect of secondary gear reducer, can the larger corner of each step of stepper motor be changed into comparatively small angle tower, and exported by the output shaft of change gear box, thus drive pressure regulation lever rotation, and improve the precision controlling pressure regulation lever rotation, thus the stroke that pressure spring bar presses down can be controlled more accurately, and then improve the control accuracy of vent pressure of cooking apparatus.Certainly, change gear box also can be primary gear speed reducing device or other multiple stage gear reduction device, all can reach the object of the control accuracy of the vent pressure promoting cooking apparatus, all in protection domain of the present utility model.
Further, as shown in Figure 2, described secondary gear reducer comprises the both sides that two described power shafts, 143, two described power shaft 143 symmetries are located at described motor shaft 141, and the axis being parallel of the axis of described power shaft 143 and described motor shaft 141.
Again further, as shown in Figure 2, two described power shaft 143 symmetries are located at the both sides of described output shaft 144, and described output shaft 144 and described motor shaft 141 are positioned on same axis.
In above-described embodiment, be provided with two power shafts to the bilateral symmetry of motor shaft, and two power shafts are located at the both sides of output shaft symmetrically, effectively can ensure the stationarity of transmission; Output shaft and motor shaft are positioned on same axis, the stationarity of transmission can be ensured further, and taking up room of overall driven unit can be reduced, avoid the output shaft caused because of output shaft and motor shaft disalignment easily to rock, the problem such as large that takes up room of overall driven unit.
In embodiments more of the present utility model, as shown in figures 1 and 3, the output shaft 144 of described change gear box is provided with gear 147, the other end of described pressure regulation lever 13 is provided with the tooth bar 132 be meshed with described gear 147, drives described gear 147 to drive described tooth bar 132 to rotate to make described stepper motor by described change gear box.
In above-described embodiment, by the engagement of gear and tooth bar, make stepper motor that pressure regulation lever can be driven to rotate, structure is simple, and take full advantage of that meshed transmission gear is steady, gearratio accurately, reliable operation, life-span long advantage, and then improve reliability and the accuracy of cover assembly pressure regulation.
In an embodiment of the present utility model, described pressure regulation lever 13 is hinged on described pressure regulation support 102 by jointed shaft 131, and the rotation of described jointed shaft 131 and the axis being parallel of described output shaft 144, rotate around described jointed shaft 131 to make pressure regulation lever 13 described in described driving stepper motor.
In above-described embodiment, by jointed shaft, pressure regulation lever is installed in rotation on pressure regulation support, ensureing the bonding strength of pressure regulation lever and pressure regulation support, thus ensure that pressure regulation lever can around jointed shaft relative to pressure regulation holder pivots, and then under ensureing to regulate the prerequisite of the reliability of vent pressure by pressure regulator valve, make the structure of pressure regulation lever and pressure regulation support simple, easy for installation.
In a specific embodiment of the present utility model, as shown in Figure 3 and Figure 4, described pressure regulator valve comprises: pressure regulation valve gap 111, pressure regulation push rod 113, adjusting pressuring valve core 114, pressure spring 115 and pressure regulation seal 116.
Wherein, the upper end of described pressure regulation valve gap 111 is provided with the steam (vapor) outlet 112 that can be connected with the entrance 1011 of described steam channel; The upper end of described pressure regulation push rod 113 through described steam (vapor) outlet 112, and abuts against with the lower end of described pressure spring bar 12; Described adjusting pressuring valve core 114 is located at entrance 1011 place of described steam channel; Described pressure spring 115 is supported between described pressure regulation push rod 113 and described adjusting pressuring valve core 114, and described pressure regulation push rod 113 drives described adjusting pressuring valve core 114 to move down by described pressure spring 115; Described pressure regulation seal 116 is located at the lower end of described adjusting pressuring valve core 114, the entrance 1011 of described steam channel can be opened or close to described pressure regulation seal 116 under the acting in conjunction of described adjusting pressuring valve core 114 and steam thrust, is connected to make the entrance 1011 of described steam channel or disconnects mutually with described steam (vapor) outlet 112.
In above-described embodiment, pressure regulator valve comprises pressure regulation valve gap, pressure regulation push rod, adjusting pressuring valve core and pressure spring, driving stepper motor pressure regulation lever is around the rotation of jointed shaft, the first end of pressure regulation lever is made to drive pressure spring bar to move up and down, moving up and down of pressure spring bar drives pressure regulation pushrod movement, move up and down to make adjusting pressuring valve core, thus pass through the angle of control step electric machine rotation, effectively can regulate the distance moved up and down of the tooth bar be meshed with gear, thus by pressure regulation lever, pressure spring bar, the acting in conjunction of pressure regulation push rod and pressure spring, regulate the distance that adjusting pressuring valve core moves up and down, thus effectively regulate adjusting pressuring valve core to the pressure size of the porch of steam channel, reach the effect of the steam pressure regulated in cooking apparatus, reach the object of stepless voltage regulation, when the steam pressure in cooking apparatus is greater than the downward pressure of adjusting pressuring valve core, under steam thrust, the entrance of steam channel is opened, realize the moment exhaust pressure relief function of cooking apparatus.
The embodiment of another aspect of the utility model provides a kind of cooking apparatus (not shown), comprise the cover assembly described in above-mentioned any embodiment, and there is effective effect of the cover assembly described in above-mentioned any embodiment, do not repeat them here.
According to an embodiment of the present utility model, described cooking apparatus is electric cooker or electric pressure cooking saucepan.
In sum, the cover assembly that the utility model provides, the change gear box that its driven unit comprises stepper motor and is connected with the motor shaft of stepper motor, because each step corner of stepper motor is larger, by arranging change gear box, effectively improve the velocity of rotation of control step motor and the precision of rotational angle, when making the motor shaft of stepper motor rotate larger angle, the output shaft of change gear box only rotates smaller angle, thus improve the precision controlling pressure regulation lever rotation, thus the stroke that pressure spring bar presses down can be controlled more accurately, and then improve the control accuracy of vent pressure of cooking apparatus, effectively prevent and adopt stepper motor Direct driver pressure regulation lever rotation and the pressure spring bar upper and lower displacement amount that causes is larger, cannot the problem of vent pressure of fine adjustment cooking apparatus.
In description of the present utility model, term " connection ", " installation ", " being connected " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " some embodiments ", " embodiment ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a cover assembly, is characterized in that, comprising:
Lid, described lid has steam channel, and described lid is provided with pressure regulation support;
Pressure regulator valve, described pressure regulator valve is located at the porch of described steam channel;
Pressure spring bar, the lower end of described pressure spring bar is against on described pressure regulator valve;
Pressure regulation lever, described pressure regulation lever is hinged on described pressure regulation support, and one end of described pressure regulation lever is connected with the upper end of described pressure spring bar; With
Driven unit, the other end of described pressure regulation lever is connected with the output of described driven unit, described driven unit can drive described pressure regulation lever to move up and down to drive described pressure spring bar around described pressure regulation holder pivots, the size of vent pressure when opening the entrance of described steam channel to regulate described pressure regulator valve;
Wherein, the change gear box that described driven unit comprises stepper motor and is connected with the motor shaft of described stepper motor, the output shaft of described change gear box is connected with the other end of described pressure regulation lever.
2. cover assembly according to claim 1, is characterized in that,
The motor casing of described stepper motor and the casing of described change gear box are formed in one structure.
3. cover assembly according to claim 1, is characterized in that,
Described change gear box comprises secondary gear reducer, be provided with the first speed reducing gear pair between the motor shaft of described stepper motor and the power shaft of described secondary gear reducer, between the output shaft of described power shaft and described secondary gear reducer, be provided with the second speed reducing gear pair.
4. cover assembly according to claim 3, is characterized in that,
Described secondary gear reducer comprises two described power shafts, and two described power shaft symmetries are located at the both sides of described motor shaft, and the axis being parallel of the axis of described power shaft and described motor shaft.
5. cover assembly according to claim 4, is characterized in that,
Two described power shaft symmetries are located at the both sides of described output shaft, and described output shaft and described motor shaft are positioned on same axis.
6. cover assembly according to claim 1, is characterized in that,
The output shaft of described change gear box is provided with gear, and the other end of described pressure regulation lever is provided with the tooth bar be meshed with described gear, drives racks turn described in described gear driven to make described stepper motor by described change gear box.
7. cover assembly according to claim 6, is characterized in that,
Described pressure regulation lever is hinged on described pressure regulation support by jointed shaft, and the axis being parallel of the rotation of described jointed shaft and described output shaft, rotate around described jointed shaft to make pressure regulation lever described in described driving stepper motor.
8. cover assembly according to any one of claim 1 to 7, is characterized in that, described pressure regulator valve comprises:
Pressure regulation valve gap, the upper end of described pressure regulation valve gap is provided with the steam (vapor) outlet that can be connected with the entrance of described steam channel;
Pressure regulation push rod, the upper end of described pressure regulation push rod through described steam (vapor) outlet, and abuts against with the lower end of described pressure spring bar;
Adjusting pressuring valve core, described adjusting pressuring valve core is located at the porch of described steam channel;
Pressure spring, described pressure spring is supported between described pressure regulation push rod and described adjusting pressuring valve core, and described pressure regulation push rod drives described adjusting pressuring valve core to move down by described pressure spring; With
Pressure regulation seal, described pressure regulation seal is located at the lower end of described adjusting pressuring valve core, the entrance of described steam channel can be opened or close to described pressure regulation seal under the acting in conjunction of described adjusting pressuring valve core and steam thrust, to be connected or to disconnect mutually to make the entrance of described steam channel with described steam (vapor) outlet.
9. a cooking apparatus, is characterized in that, comprises the cover assembly according to any one of claim 1 to 8.
10. cooking apparatus according to claim 9, is characterized in that,
Described cooking apparatus is electric cooker or electric pressure cooking saucepan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520891516.XU CN205107317U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015106288182 | 2015-09-25 | ||
| CN201510628818 | 2015-09-25 | ||
| CN201520891516.XU CN205107317U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205107317U true CN205107317U (en) | 2016-03-30 |
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Family Applications (9)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520891494.7U Active CN205107326U (en) | 2015-09-25 | 2015-11-09 | Pressure limiting device , upper cover and cooking utensil |
| CN201520892318.5U Active CN205107318U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
| CN201520891516.XU Active CN205107317U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
| CN201510761367.XA Pending CN106551618A (en) | 2015-09-25 | 2015-11-09 | Cover assembly and cooking apparatus |
| CN201520893023.XU Active CN205125972U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
| CN201520899621.8U Active CN205107396U (en) | 2015-09-25 | 2015-11-11 | Upper cover subassembly and cooking utensil |
| CN201510790735.3A Pending CN106551620A (en) | 2015-09-25 | 2015-11-16 | Cooker and its control method |
| CN201520917573.0U Active CN205181117U (en) | 2015-09-25 | 2015-11-17 | Cooking utensil |
| CN201521037366.2U Active CN205267824U (en) | 2015-09-25 | 2015-12-11 | Upper cover subassembly and cooking utensil |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520891494.7U Active CN205107326U (en) | 2015-09-25 | 2015-11-09 | Pressure limiting device , upper cover and cooking utensil |
| CN201520892318.5U Active CN205107318U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510761367.XA Pending CN106551618A (en) | 2015-09-25 | 2015-11-09 | Cover assembly and cooking apparatus |
| CN201520893023.XU Active CN205125972U (en) | 2015-09-25 | 2015-11-09 | Upper cover subassembly and cooking utensil |
| CN201520899621.8U Active CN205107396U (en) | 2015-09-25 | 2015-11-11 | Upper cover subassembly and cooking utensil |
| CN201510790735.3A Pending CN106551620A (en) | 2015-09-25 | 2015-11-16 | Cooker and its control method |
| CN201520917573.0U Active CN205181117U (en) | 2015-09-25 | 2015-11-17 | Cooking utensil |
| CN201521037366.2U Active CN205267824U (en) | 2015-09-25 | 2015-12-11 | Upper cover subassembly and cooking utensil |
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| WO2021143737A1 (en) * | 2020-01-17 | 2021-07-22 | 佛山市顺德区美的电热电器制造有限公司 | Cover, cover assembly, pressure limiting valve, and cooking device |
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| JP3935019B2 (en) * | 2002-07-30 | 2007-06-20 | 象印マホービン株式会社 | Pressure cooker |
| JP3954921B2 (en) * | 2002-08-02 | 2007-08-08 | 象印マホービン株式会社 | Pressure cooker |
| CN201806509U (en) * | 2010-08-16 | 2011-04-27 | 艾美特电器（深圳）有限公司 | Automatic pressure relief device for electric pressure cooker |
| CN102866713B (en) * | 2012-10-16 | 2015-03-25 | 深圳市安保科技有限公司 | Respiratory flow adjusting device and breathing machine |
| CN204033084U (en) * | 2014-09-03 | 2014-12-24 | 佛山市顺德区美的电热电器制造有限公司 | The pressure-regulating device of pressure limiting valve and electrical heating cooking apparatus |
| CN205107326U (en) * | 2015-09-25 | 2016-03-30 | 佛山市顺德区美的电热电器制造有限公司 | Pressure limiting device , upper cover and cooking utensil |
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2015
- 2015-11-09 CN CN201520891494.7U patent/CN205107326U/en active Active
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874601A (en) * | 2016-09-30 | 2018-04-06 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker |
| CN107874601B (en) * | 2016-09-30 | 2020-10-13 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106551620A (en) | 2017-04-05 |
| CN205107396U (en) | 2016-03-30 |
| CN106551618A (en) | 2017-04-05 |
| CN205107318U (en) | 2016-03-30 |
| CN205267824U (en) | 2016-06-01 |
| CN205125972U (en) | 2016-04-06 |
| CN205181117U (en) | 2016-04-27 |
| CN205107326U (en) | 2016-03-30 |
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