CN203943541U - Automatic exhausting drive unit and the electric pressure cooking saucepan of electric pressure cooking saucepan - Google Patents
Automatic exhausting drive unit and the electric pressure cooking saucepan of electric pressure cooking saucepan Download PDFInfo
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- CN203943541U CN203943541U CN201420327066.7U CN201420327066U CN203943541U CN 203943541 U CN203943541 U CN 203943541U CN 201420327066 U CN201420327066 U CN 201420327066U CN 203943541 U CN203943541 U CN 203943541U
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Abstract
The utility model provides a kind of automatic exhausting drive unit of electric pressure cooking saucepan and has comprised the electric pressure cooking saucepan of this device, and wherein the automatic exhausting drive unit of electric pressure cooking saucepan comprises: drive motors and expansion link; Described drive motors can drive described expansion link straight line to stretch out or straight line is retracted, and the straight line of described expansion link stretches out and can drive the exhaust steam valve of described electric pressure cooking saucepan and the steam discharge mouth of pipe to be separated, and realizes the steam discharge of described electric pressure cooking saucepan.The automatic exhausting drive unit of the electric pressure cooking saucepan that the utility model provides, adopt drive motors to drive expansion link to promote the steam discharge that exhaust steam valve is realized electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also reduce the noise producing in steam discharge process, promoted user's use impression simultaneously.
Description
Technical field
The utility model relates to household appliance technical field, more specifically, relates to a kind of automatic exhausting drive unit and a kind of electric pressure cooking saucepan that comprises this device of electric pressure cooking saucepan.
Background technology
The automatic exhausting drive unit of electric pressure cooking saucepan in the market, is all to produce thrust with electromagnet energising, directly or is indirectly applied on exhaust steam valve, make exhaust steam valve depart from the steam discharge mouth of pipe, realizes steam discharge function, but the in the situation that of the long-time steam discharge of needs, electromagnet need keep continuing energising, this kind of state electromagnet self can send a lot of heats, easily scorch other parts, and electromagnet is used magnetic force to decay for a long time, the problem that may occur that thrust that electromagnet produces pushes away motionless exhaust steam valve and cannot steam discharge, if guarantee carrying out smoothly of steam discharge, just need to use larger electromagnet, will increase like this cost of the automatic exhausting drive unit of electric pressure cooking saucepan, and electromagnet is moment generation thrust after energising, to the effect of exhaust steam valve, be also to carry out moment, be easy to cause the wearing and tearing of the steam discharge mouth of pipe to leak vapour, have a strong impact on the service life of gland steam exhauster, electromagnet promoted the moment of exhaust steam valve, during shock, can produce very large noise, affect user's use impression, and magnetic valve is to exhaust steam valve moment promotion, thereby make the sealing state of exhaust steam valve and gland steam exhauster be broken and make in pot by moment, the outer larger pressure reduction of instantaneous generation of pot, when the cooking operation such as cooking congee, can make the liquid in pot spray from gland steam exhauster.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.
For this reason, the utility model provides a kind of automatic exhausting drive unit of electric pressure cooking saucepan, comprise drive motors and expansion link, drive motors energising is rotated, can drive expansion link straight line to stretch out or straight line retraction, expansion link straight line stretches out and can drive exhaust steam valve and the steam discharge mouth of pipe to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can improve user's use impression, because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings, in addition, the thrust that drive motors produces is very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
For achieving the above object, the utility model embodiment on the one hand provides a kind of automatic exhausting drive unit of electric pressure cooking saucepan, comprising: drive motors and expansion link; Described drive motors can drive described expansion link straight line to stretch out or straight line is retracted, and the straight line of described expansion link stretches out and can drive the exhaust steam valve of described electric pressure cooking saucepan and the steam discharge mouth of pipe to be separated, and realizes the steam discharge of described electric pressure cooking saucepan.
In the present embodiment, drive motors energising is rotated, can drive expansion link straight line to stretch out or straight line retraction, expansion link straight line stretches out and can drive exhaust steam valve and the steam discharge mouth of pipe to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can promote user's use impression; Because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings; The thrust that drive motors produces is in addition very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
According to an embodiment of the present utility model, the automatic exhausting drive unit of described electric pressure cooking saucepan, also comprises: reducing gear; Described drive motors is electric rotating machine, and described reducing gear is passed to described expansion link after rotatablely moving of described drive motors slowed down, and described expansion link straight line is stretched out or straight line retraction.
In the present embodiment, the automatic exhausting drive unit of electric pressure cooking saucepan also comprises reducing gear, drive motors energising is rotated, by reducing gear, drive expansion link straight line to stretch out or straight line is retracted, expansion link stretches out and can drive the exhaust steam valve of electric pressure cooking saucepan and the steam discharge mouth of pipe to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, pass through reducing gear, can make expansion link motion more at a slow speed, the action of expansion link promotion exhaust steam valve is just slower like this, thereby reduce the wearing and tearing of gland steam exhauster, the service life that can improve gland steam exhauster; Expansion link, more at the uniform velocity to promote exhaust steam valve action, has further increased exhaust steam valve and gland steam exhauster by being sealed to the used time of opening completely, makes in pot, the pressure differential variation outside pot is more steady; Adopt reducing gear to drive expansion link, motor is selected low moment of torsion, micromachine can produce very large thrust cheaply, can reach the object of reduced cost simultaneously;
According to an embodiment of the present utility model, described reducing gear comprises: turbine and worm transmission and rack-and-pinion transmission, the output shaft of described electric rotating machine is connected with described worm screw, described worm screw is matched with described turbine, described turbine is coaxially connected with described gear, described gear is meshed with described tooth bar, and described tooth bar is fixedly connected with described expansion link.
In the present embodiment, described drive motors rotates and drives the worm screw being connected with its output shaft to rotate, thereby drive the turbine rotation coordinating with worm screw, the tooth bar that the gear coaxial with turbine is meshed moves along a straight line, the quick rotation of drive motors can be converted to the low-speed rectilinear movement of expansion link, can reach while reducing steam discharge and produce the object of noise, and also can reduce the wearing and tearing of the steam discharge mouth of pipe, increase the service life of gland steam exhauster.
According to an embodiment of the present utility model, described reducing gear comprises: gear driving pair or turbine and worm transmission and toggle, the output shaft of described electric rotating machine is connected with driving gear or worm screw, described driving gear or described worm screw are matched with driven gear or turbine, described driven gear or described turbine are connected rotationally with one end of connecting rod in toggle, and the other end of described connecting rod is connected with described expansion link.
In the present embodiment, the reducing gear that gear driving pair or turbine and worm transmission and toggle form, can make the quick rotation of drive motors convert the rectilinear motion more at a slow speed of expansion link to, expansion link promotion more at a slow speed, steam discharge can not happen suddenly, and without the shock sound of electromagnet, can reach the object that produces noise while reducing steam discharge, and also can reduce the wearing and tearing of the steam discharge mouth of pipe, increase the service life of gland steam exhauster.
According to an embodiment of the present utility model, described reducing gear comprises: gear driving pair and rack-and-pinion transmission, the output shaft of described electric rotating machine is connected with the driving gear of described gear driving pair, described driving gear is meshed with the driven gear of described gear driving pair, described driven gear is coaxially connected with the gear of described rack-and-pinion transmission, the gear of described rack-and-pinion transmission is meshed with described tooth bar, and described tooth bar is fixedly connected with described expansion link.
In the present embodiment, the reducing gear being formed by gear driving pair and rack-and-pinion transmission, can make the quick rotation of drive motors convert the rectilinear motion more at a slow speed of expansion link to, expansion link promotion more at a slow speed, steam discharge can not happen suddenly, and without the shock sound of electromagnet, can reach the object that produces noise while reducing steam discharge, and also can reduce the wearing and tearing of the steam discharge mouth of pipe, increase the service life of gland steam exhauster.
According to an embodiment of the present utility model, described drive motors is linear stepping motor, and the output shaft of described linear stepping motor is directly connected with described expansion link, described expansion link straight line is stretched out or straight line retraction.
In the present embodiment, described drive motors is linear stepping motor (that is: the output shaft of stepper motor is rectilinear motion), needn't be through changement commutation, can directly drive expansion link straight line to stretch out or straight line retraction, to be reached for the object of electric pressure cooking saucepan steam discharge, adopted the automatic exhausting drive unit of the electric pressure cooking saucepan of linear stepping motor, omitted changement, its structure is simpler, is convenient to the installation of the automatic exhausting drive unit of electric pressure cooking saucepan.
According to an embodiment of the present utility model, the automatic exhausting drive unit of described electric pressure cooking saucepan, also comprises: changement; Described drive motors is rotating stepper motor, described changement is connected with described expansion link with the output shaft of described rotating stepper motor respectively, described changement can be converted to rotatablely moving of described rotating stepper motor the rectilinear motion of described expansion link, described expansion link straight line is stretched out or straight line retraction.
In the present embodiment, changement can be converted to the rotation of motor the rectilinear motion of expansion link, thereby when reaching expansion link straight line and stretching out, expansion link drives the exhaust steam valve of electric pressure cooking saucepan and the object that the steam discharge mouth of pipe is separated, and realizes the steam discharge of electric pressure cooking saucepan.
According to an embodiment of the present utility model, one end of described expansion link can be connected with the turning arm of described exhaust steam valve, can promote described exhaust steam valve rotation, and then described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge when described expansion link stretches out.
In the present embodiment, one end of expansion link is directly connected with the turning arm of exhaust steam valve, promotes exhaust steam valve rotation, and then exhaust steam valve and the steam discharge mouth of pipe are separated, to be reached for the object of electric pressure cooking saucepan steam discharge when expansion link stretches out.
According to an embodiment of the present utility model, one end of described expansion link can be connected with one end of lever, the other end of described lever can be connected with described exhaust steam valve, when stretching out, described expansion link can promote one end of described lever, the other end of described lever can jack-up described in exhaust steam valve, described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge.
In the present embodiment, one end of expansion link is connected with one end of lever, and the other end of lever is connected with exhaust steam valve, and expansion link makes exhaust steam valve and the steam discharge mouth of pipe be separated by promoting lever indirectly, thereby is reached for the object of electric pressure cooking saucepan steam discharge.
According to an embodiment of the present utility model, one end of described expansion link can be connected with one end of push rod, the other end of described push rod can be connected with described exhaust steam valve, when stretching out, described expansion link can promote described push rod, described push rod can jack-up described in exhaust steam valve, described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge.
In the present embodiment, one end of expansion link is connected with one end of push rod, and the other end of push rod is connected with exhaust steam valve, and expansion link makes exhaust steam valve and the steam discharge mouth of pipe be separated by promoting push rod indirectly, thereby is reached for the object of electric pressure cooking saucepan steam discharge.
The utility model embodiment on the other hand provide a kind of electric pressure cooking saucepan, comprises the automatic exhausting drive unit of the electric pressure cooking saucepan described in above-mentioned arbitrary embodiment.
The electric pressure cooking saucepan that the utility model provides, the electric pressure cooking saucepan automatic exhausting drive unit that adopts drive motors and expansion link to form has replaced adopting the automatic exhausting drive unit of the electric pressure cooking saucepan of electromagnet, because drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can improve user's use and experience; Because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings; The thrust that drive motors produces is in addition very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
In sum, the automatic exhausting drive unit of the electric pressure cooking saucepan that the utility model provides, comprise drive motors and expansion link, drive motors energising is rotated, can drive expansion link straight line to stretch out or straight line retraction, expansion link straight line stretches out and can drive exhaust steam valve and the steam discharge mouth of pipe to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can improve user's use impression, because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings, in addition, the thrust that drive motors produces is very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
Additional aspect of the present utility model and advantage will become in description part below obviously, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is that the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the first embodiment is in the structural representation of steam discharge state not;
Fig. 2 is the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the first embodiment structural representation in steam discharge state;
Fig. 3 and Fig. 5 are that the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the second embodiment is in the structural representation of steam discharge state not;
Fig. 4 and Fig. 6 are the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the second embodiment structural representations in steam discharge state;
Fig. 7 is that the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the 3rd embodiment is in the structural representation of steam discharge state not;
Fig. 8 is the automatic exhausting drive unit of electric pressure cooking saucepan described in the utility model the 3rd embodiment structural representation in steam discharge state;
Fig. 9 is that automatic exhausting drive unit the first of electric pressure cooking saucepan described in the utility model drives exhaust steam valve mode the structural representation under steam discharge state not;
Figure 10 is that automatic exhausting drive unit the first of electric pressure cooking saucepan described in the utility model drives exhaust steam valve mode the structural representation under steam discharge state;
Figure 11 is that automatic exhausting drive unit the second of electric pressure cooking saucepan described in the utility model drives exhaust steam valve mode the structural representation under steam discharge state not;
Figure 12 is that automatic exhausting drive unit the second of electric pressure cooking saucepan described in the utility model drives exhaust steam valve mode the structural representation under steam discharge state;
Figure 13 be electric pressure cooking saucepan described in the utility model automatic exhausting drive unit the third drive exhaust steam valve mode the structural representation under steam discharge state not;
Figure 14 is automatic exhausting drive unit the third driving exhaust steam valve mode structural representation under steam discharge state of electric pressure cooking saucepan described in the utility model;
Wherein, in Fig. 1 to Figure 14, the corresponding relation between Reference numeral and component names is:
The automatic exhausting drive unit of 1 electric pressure cooking saucepan, 11 drive motors, 111 output shafts, 12 expansion links, 13 reducing gears, 131 turbine and worm transmissions, 1311 turbines, 1312 worm screws, 132 rack-and-pinion transmissions, 1321 gears, 1322 tooth bars, 133 toggles, 1331 connecting rods, 134 gear driving pairs, 1341 driving gears, 1342 driven gears, 14 levers, 15 push rods, 2 exhaust steam valves, 21 turning arms, 3 gland steam exhausters, the 31 steam discharge mouths of pipe.
The specific embodiment
In order more clearly to 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, in the situation that not conflicting, the application's embodiment and the feature in embodiment can combine mutually.
A lot of details have been set forth 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 and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
The utility model provides a kind of automatic exhausting drive unit 1 of electric pressure cooking saucepan, as shown in Figures 1 to 12, comprising: drive motors 11 and expansion link 12; Described drive motors 11 can drive described expansion link 12 straight lines to stretch out or straight line is retracted, and the straight line of described expansion link 12 stretches out and can drive the exhaust steam valve 2 of described electric pressure cooking saucepan to be separated with the steam discharge mouth of pipe 31, realizes the steam discharge of described electric pressure cooking saucepan.
The automatic exhausting drive unit 1 of the electric pressure cooking saucepan that the utility model provides, comprise drive motors 11 and expansion link 12, drive motors 11 energisings are rotated, can drive expansion link 12 straight lines to stretch out or straight line retraction, expansion link 12 straight lines stretch out and can drive exhaust steam valve 2 and the steam discharge mouth of pipe 31 to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors 11 is to drive more lentamente expansion link 12 motions, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe 31, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can promote user's use impression, because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings, the thrust that drive motors 11 produces is in addition very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
Wherein, the automatic exhausting drive unit 1 of described electric pressure cooking saucepan, also comprises: reducing gear 13; Described drive motors 11 is electric rotating machine, and described reducing gear 13 is passed to described expansion link 12 after rotatablely moving of described drive motors 11 slowed down, and described expansion link 12 straight lines is stretched out or straight line retraction.
In the present embodiment, the automatic exhausting drive unit 1 of electric pressure cooking saucepan also comprises reducing gear 13, drive motors 11 energisings are rotated, by reducing gear 13, drive expansion link 12 straight lines to stretch out or straight line is retracted, expansion link 12 stretches out and can drive the exhaust steam valve 2 of electric pressure cooking saucepan to be separated with the steam discharge mouth of pipe 31, thereby realize the steam discharge of electric pressure cooking saucepan, and reducing gear 13, can make expansion link 12 motion more at a slow speed, the action of expansion link 12 promotion exhaust steam valves 2 is just slower like this, thereby reduce the wearing and tearing of gland steam exhauster, the service life that can improve gland steam exhauster; Expansion link, more at the uniform velocity to promote exhaust steam valve action, has further increased exhaust steam valve and gland steam exhauster by being sealed to the used time of opening completely, makes in pot, the pressure differential variation outside pot is more steady; Adopt reducing gear 13 to drive expansion link 12, drive motors 11 is selected low moment of torsion, micromachine can produce very large thrust cheaply, can reach the object of reduced cost simultaneously;
In the first embodiment of the present utility model, as depicted in figs. 1 and 2, described reducing gear 13 comprises: turbine and worm transmission 131 and rack-and-pinion transmission 132, the output shaft 111 of described electric rotating machine is connected with described worm screw 1312, described worm screw 1312 is matched with described turbine 1311, described turbine 1311 is coaxially connected with described gear 1321, and described gear 1321 is meshed with described tooth bar 1322, and described tooth bar 1322 is fixedly connected with described expansion link 12.
In the present embodiment, described drive motors 11 rotates and drives the worm screw 1312 being connected with its output shaft 111 to rotate, thereby drive the turbine 1311 coordinating with worm screw 1312 to rotate, the tooth bar 1322 that the gear 1321 coaxial with turbine 1311 is meshed moves along a straight line, the quick rotation of drive motors 11 can be converted to the low-speed rectilinear movement of expansion link 12, can reach the object that produces noise while reducing steam discharge, and also can reduce the wearing and tearing of the steam discharge mouth of pipe 31, increase the service life of gland steam exhauster 3, exhaust steam valve and gland steam exhauster have further been increased by being sealed to the used time of opening completely, make in pot, pressure differential outside pot changes more steady.
In the second embodiment of the present utility model, as shown in Figure 3 and Figure 4, described reducing gear 13 comprises: turbine and worm transmission 131 and toggle 133, the output shaft 111 of described electric rotating machine is connected with worm screw 1312, described worm screw 1312 is matched with turbine 1311, described turbine 1311 is connected rotationally with one end of connecting rod in toggle 133, and the other end of described connecting rod is connected with described expansion link 12; Or, as shown in Figure 5 and Figure 6, described reducing gear 13 comprises: gear driving pair 134 and toggle 133, the output shaft 111 of described electric rotating machine is connected with driving gear 1341, described driving gear 1341 matches with driven gear 1342, described driven gear 1342 is connected rotationally with one end of connecting rod in toggle 133, and the other end of described connecting rod is connected with described expansion link 12.
In the present embodiment, the reducing gear 13 that gear driving pair 134 or turbine and worm transmission 131 and toggle 133 form, can make the quick rotation of drive motors 11 convert the rectilinear motion more at a slow speed of expansion link 12 to, expansion link 12 promotion more at a slow speed, steam discharge can not happen suddenly, and without the shock sound of electromagnet, can reach the object that produces noise while reducing steam discharge, and also can reduce the wearing and tearing of the steam discharge mouth of pipe 31, increase the service life of gland steam exhauster 3; Further increased exhaust steam valve and gland steam exhauster by being sealed to the used time of opening completely, made in pot, the pressure differential outside pot changes more steady.
In the 3rd embodiment of the present utility model, as shown in Figure 7 and Figure 8, described reducing gear 13 comprises: gear driving pair 134 and rack-and-pinion transmission 132, the output shaft 111 of described electric rotating machine is connected with the driving gear 1341 of described gear driving pair 134, described driving gear 1341 is meshed with the driven gear 1342 of described gear driving pair 134, described driven gear 1342 is coaxially connected with the gear 1321 of described rack-and-pinion transmission 132, the gear 1321 of described rack-and-pinion transmission 132 is meshed with described tooth bar 1322, described tooth bar 1322 is fixedly connected with described expansion link 12.
In the present embodiment, the reducing gear 13 being formed by gear driving pair 134 and rack-and-pinion transmission 132, can make the quick rotation of drive motors 11 convert the rectilinear motion more at a slow speed of expansion link 12 to, expansion link 12 promotion more at a slow speed, steam discharge can not happen suddenly, and without the shock sound of electromagnet, can reach the object that produces noise while reducing steam discharge, and also can reduce the wearing and tearing of the steam discharge mouth of pipe 31, increase the service life of gland steam exhauster 3; Further increased exhaust steam valve and gland steam exhauster by being sealed to the used time of opening completely, made in pot, the pressure differential outside pot changes more steady.
In an embodiment of the present utility model, described drive motors 11 is linear stepping motor (not shown), and the output shaft 111 of described linear stepping motor is directly connected with described expansion link 12, described expansion link 12 straight lines is stretched out or straight line retraction.
In the present embodiment, drive motors 11 is linear stepping motor (that is: the output shaft of stepper motor is rectilinear motion), needn't be through changement commutation, can directly drive expansion link 12 straight lines to stretch out or straight line retraction, to be reached for the object of electric pressure cooking saucepan steam discharge, adopted the automatic exhausting drive unit 1 of the electric pressure cooking saucepan of linear stepping motor, omitted changement, its structure is simpler, is convenient to the installation of the automatic exhausting drive unit 1 of electric pressure cooking saucepan.
In embodiment more of the present utility model, the automatic exhausting drive unit 1 of described electric pressure cooking saucepan, also comprises: changement (not shown); Described drive motors 11 is rotating stepper motor, described changement is connected with described expansion link 12 with the output shaft 111 of described rotating stepper motor respectively, described changement can be converted to rotatablely moving of described rotating stepper motor the rectilinear motion of described expansion link 12, described expansion link 12 straight lines is stretched out or straight line retraction.
It should be noted that, described changement and described reducing gear 13 can be same mechanism, also without slowing down, only realize the mechanism of commutating.
In the present embodiment, changement can be converted to the rotation of motor the rectilinear motion of expansion link 12, thereby when reaching expansion link 12 straight lines and stretching out, expansion link 12 drives the exhaust steam valve 2 and the object that the steam discharge mouth of pipe 31 is separated of electric pressure cooking saucepans, realizes the steam discharge of electric pressure cooking saucepan.
In above-mentioned first embodiment of the utility model, as shown in Figure 9 and Figure 10, one end of described expansion link 12 can be connected with the turning arm 21 of described exhaust steam valve 2, described expansion link 12 can promote described exhaust steam valve 2 rotations while stretching out, the rotation of exhaust steam valve 2 can make described exhaust steam valve 2 be separated and steam discharge with the described steam discharge mouth of pipe 31.In this scheme, be conventionally also provided with Exhaust steam valve base, be provided with the lifting structure coordinating with exhaust steam valve on Exhaust steam valve base, when rotary rowed steam valve, described lifting structure rises with separated with gland steam exhauster exhaust steam valve, and this kind of structure known for those skilled in the art.
In the present embodiment, one end of expansion link 12 is directly connected with the turning arm 21 of exhaust steam valve 2, promotes exhaust steam valve 2 rotations, and then exhaust steam valve 2 and the steam discharge mouth of pipe 31 are separated, to be reached for the object of electric pressure cooking saucepan steam discharge when expansion link 12 stretches out.
In above-mentioned the second embodiment of the utility model, as shown in Figure 11 and Figure 12, one end of described expansion link 12 can be connected with one end of lever 14, the other end of described lever 14 can be connected with described exhaust steam valve 2, one end that described expansion link 12 can promote described lever 14 while stretching out, the other end of described lever 14 can jack-up described in exhaust steam valve 2, described exhaust steam valve 2 is separated and steam discharge with the described steam discharge mouth of pipe 31.
In the present embodiment, one end of expansion link 12 is connected with one end of lever 14, the other end of lever 14 is connected with exhaust steam valve 2, and expansion link 12 makes exhaust steam valve 2 and the steam discharge mouth of pipe 31 be separated by promoting lever 14 indirectly, thereby is reached for the object of electric pressure cooking saucepan steam discharge.
In above-mentioned the 3rd embodiment of the utility model, as shown in Figure 13 and Figure 14, one end of described expansion link 12 can be connected with one end of push rod 15, the other end of described push rod 15 can be connected with described exhaust steam valve 2, described expansion link 12 can promote described push rod 15 while stretching out, described push rod 15 can jack-up described in exhaust steam valve 2, described exhaust steam valve 2 is separated and steam discharge with the described steam discharge mouth of pipe 31.
In the present embodiment, one end of expansion link 12 is connected with one end of push rod, and the other end of push rod is connected with exhaust steam valve, and expansion link 12 makes exhaust steam valve and the steam discharge mouth of pipe 31 be separated by promoting push rod indirectly, thereby is reached for the object of electric pressure cooking saucepan steam discharge.
The embodiment of another aspect of the utility model provides a kind of electric pressure cooking saucepan (not shown), comprises the automatic exhausting drive unit 1 of the electric pressure cooking saucepan described in above-mentioned arbitrary embodiment.
The electric pressure cooking saucepan that the utility model provides, the electric pressure cooking saucepan automatic exhausting drive unit that adopts drive motors 11 and expansion link 12 to form has replaced adopting the automatic exhausting drive unit 1 of the electric pressure cooking saucepan of electromagnet, because drive motors 11 is to drive more lentamente expansion link 12 motions, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe 31, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can improve user's use and experience; Because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings; And the price of drive motors 11 is much smaller than the price that produces the large electromagnet of equal thrust, reduced well the cost of automatic exhausting drive unit, the thrust that drive motors 11 produces is in addition very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
In sum, the automatic exhausting drive unit of the electric pressure cooking saucepan that the utility model provides, comprise drive motors and expansion link, drive motors energising is rotated, can drive expansion link straight line to stretch out or straight line retraction, expansion link straight line stretches out and can drive exhaust steam valve and the steam discharge mouth of pipe to be separated, thereby realize the steam discharge of electric pressure cooking saucepan, promoting steam discharge with employing electromagnet compares, drive motors is to drive more lentamente expansion link motion, therefore be difficult for causing the wearing and tearing of the steam discharge mouth of pipe, can improve the service life of gland steam exhauster, also shock sound simultaneously that there is no electromagnet, the noise having produced while having reduced steam discharge, can improve user's use impression, because motor is uniform rotation, make thus expansion link uniform motion separated with gland steam exhauster to promote exhaust steam valve, be exhaust steam valve with gland steam exhauster by being sealed to completely separated process, be progressive, pressure differential in this process in pot, outside pot increases gradually, has overcome thus the defect that in prior art, magnetic valve transient motion brings, and the price of drive motors is much smaller than the price that produces the large electromagnet of equal thrust, can reduce well the cost of automatic exhausting drive unit, in addition, the thrust that drive motors produces is very stable, do not exist cannot steam discharge because of thrust problem, can guarantee carrying out smoothly of steam discharge.
In description of the present utility model, term " is connected ", " connection ", " fixing " etc. all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connects integratedly; Can be to be directly connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the description of this description, the description of term " embodiment ", " some embodiment " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations 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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (11)
1. an automatic exhausting drive unit for electric pressure cooking saucepan, is arranged on the pot cover of described electric pressure cooking saucepan, it is characterized in that,
Comprise: drive motors and expansion link;
Described drive motors can drive described expansion link straight line to stretch out or straight line is retracted, and the straight line of described expansion link stretches out and can drive the exhaust steam valve of described electric pressure cooking saucepan and the steam discharge mouth of pipe to be separated, and realizes the steam discharge of described electric pressure cooking saucepan.
2. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 1, is characterized in that,
Also comprise: reducing gear;
Described drive motors is electric rotating machine, and described reducing gear is passed to described expansion link after rotatablely moving of described drive motors slowed down, and described expansion link straight line is stretched out or straight line retraction.
3. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 2, is characterized in that,
Described reducing gear comprises: turbine and worm transmission and rack-and-pinion transmission, the output shaft of described electric rotating machine is connected with described worm screw, described worm screw is matched with described turbine, described turbine is coaxially connected with described gear, described gear is meshed with described tooth bar, and described tooth bar is fixedly connected with described expansion link.
4. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 2, is characterized in that,
Described reducing gear comprises: gear driving pair or turbine and worm transmission and toggle, the output shaft of described electric rotating machine is connected with driving gear or worm screw, described driving gear or described worm screw are matched with driven gear or turbine, described driven gear or described turbine are connected rotationally with one end of connecting rod in toggle, and the other end of described connecting rod is connected with described expansion link.
5. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 2, is characterized in that,
Described reducing gear comprises: gear driving pair and rack-and-pinion transmission, the output shaft of described electric rotating machine is connected with the driving gear of described gear driving pair, described driving gear is meshed with the driven gear of described gear driving pair, described driven gear is coaxially connected with the gear of described rack-and-pinion transmission, the gear of described rack-and-pinion transmission is meshed with described tooth bar, and described tooth bar is fixedly connected with described expansion link.
6. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 1, is characterized in that,
Described drive motors is linear stepping motor, and the output shaft of described linear stepping motor is directly connected with described expansion link, described expansion link straight line is stretched out or straight line retraction.
7. the automatic exhausting drive unit of electric pressure cooking saucepan according to claim 1, is characterized in that,
Also comprise: changement;
Described drive motors is rotating stepper motor, described changement is connected with described expansion link with the output shaft of described rotating stepper motor respectively, described changement can be converted to rotatablely moving of described rotating stepper motor the rectilinear motion of described expansion link, described expansion link straight line is stretched out or straight line retraction.
8. according to the automatic exhausting drive unit of the electric pressure cooking saucepan described in any one in claim 1-7, it is characterized in that,
One end of described expansion link can be connected with the turning arm of described exhaust steam valve, can promote described exhaust steam valve rotation, and then described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge when described expansion link stretches out.
9. according to the automatic exhausting drive unit of the electric pressure cooking saucepan described in any one in claim 1-7, it is characterized in that,
One end of described expansion link can be connected with one end of lever, the other end of described lever can be connected with described exhaust steam valve, when stretching out, described expansion link can promote one end of described lever, the other end of described lever can jack-up described in exhaust steam valve, described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge.
10. according to the automatic exhausting drive unit of the electric pressure cooking saucepan described in any one in claim 1-7, it is characterized in that,
One end of described expansion link can be connected with one end of push rod, the other end of described push rod can be connected with described exhaust steam valve, when described expansion link stretches out, can promote described push rod, described push rod can jack-up described in exhaust steam valve, described exhaust steam valve and the described steam discharge mouth of pipe are separated and steam discharge.
11. 1 kinds of electric pressure cooking saucepans, is characterized in that,
The automatic exhausting drive unit that includes the electric pressure cooking saucepan as described in any one claim in claim 1-10.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327066.7U CN203943541U (en) | 2014-06-18 | 2014-06-18 | Automatic exhausting drive unit and the electric pressure cooking saucepan of electric pressure cooking saucepan |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420327066.7U CN203943541U (en) | 2014-06-18 | 2014-06-18 | Automatic exhausting drive unit and the electric pressure cooking saucepan of electric pressure cooking saucepan |
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| CN203943541U true CN203943541U (en) | 2014-11-19 |
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| CN201420327066.7U Expired - Fee Related CN203943541U (en) | 2014-06-18 | 2014-06-18 | Automatic exhausting drive unit and the electric pressure cooking saucepan of electric pressure cooking saucepan |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138201A (en) * | 2014-08-22 | 2014-11-12 | 珠海格力电器股份有限公司 | Cooking appliance with automatic exhaust function |
| CN107019420A (en) * | 2016-02-01 | 2017-08-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107049045A (en) * | 2017-04-12 | 2017-08-18 | 浙江爱仕达生活电器有限公司 | A kind of single-layer cover automatic exhausting equipment |
| CN107307728A (en) * | 2016-04-27 | 2017-11-03 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| CN107307729A (en) * | 2016-04-27 | 2017-11-03 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| WO2018028119A1 (en) * | 2016-08-10 | 2018-02-15 | 广东美的厨房电器制造有限公司 | Control panel overturning mechanism and cooking appliance |
| CN108143259A (en) * | 2016-12-02 | 2018-06-12 | 佛山市顺德区美的电热电器制造有限公司 | Split-type electric pressure cooker |
| CN108523646A (en) * | 2018-06-28 | 2018-09-14 | 安徽省白嘉信息技术有限公司 | A kind of exhaust apparatus and pressure cooker lid and pressure cooker |
| CN110477745A (en) * | 2019-09-23 | 2019-11-22 | 珠海格力电器股份有限公司 | A kind of upper cover latch mechanism components and pressure cooker |
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- 2014-06-18 CN CN201420327066.7U patent/CN203943541U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138201A (en) * | 2014-08-22 | 2014-11-12 | 珠海格力电器股份有限公司 | Cooking appliance with automatic exhaust function |
| CN107019423B (en) * | 2016-02-01 | 2021-01-26 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107019420A (en) * | 2016-02-01 | 2017-08-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107019423A (en) * | 2016-02-01 | 2017-08-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107019420B (en) * | 2016-02-01 | 2021-01-26 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker |
| CN107307728A (en) * | 2016-04-27 | 2017-11-03 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| CN107307729A (en) * | 2016-04-27 | 2017-11-03 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| WO2018028119A1 (en) * | 2016-08-10 | 2018-02-15 | 广东美的厨房电器制造有限公司 | Control panel overturning mechanism and cooking appliance |
| CN108143259A (en) * | 2016-12-02 | 2018-06-12 | 佛山市顺德区美的电热电器制造有限公司 | Split-type electric pressure cooker |
| CN107049045A (en) * | 2017-04-12 | 2017-08-18 | 浙江爱仕达生活电器有限公司 | A kind of single-layer cover automatic exhausting equipment |
| CN107049045B (en) * | 2017-04-12 | 2023-09-22 | 浙江爱仕达生活电器有限公司 | Single-layer cover automatic exhaust structure |
| CN108523646A (en) * | 2018-06-28 | 2018-09-14 | 安徽省白嘉信息技术有限公司 | A kind of exhaust apparatus and pressure cooker lid and pressure cooker |
| CN110477745A (en) * | 2019-09-23 | 2019-11-22 | 珠海格力电器股份有限公司 | A kind of upper cover latch mechanism components and pressure cooker |
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Granted publication date: 20141119 Termination date: 20200618 |