CN103985594A - Power outage switch, pressure switch assembly and pressure cooker - Google Patents
Power outage switch, pressure switch assembly and pressure cooker Download PDFInfo
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- CN103985594A CN103985594A CN201410191487.6A CN201410191487A CN103985594A CN 103985594 A CN103985594 A CN 103985594A CN 201410191487 A CN201410191487 A CN 201410191487A CN 103985594 A CN103985594 A CN 103985594A
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Abstract
The invention provides a power outage switch, a pressure switch assembly and a pressure cooker. The power outage switch is used in cooperation with a pressure switch, the pressure switch assembly comprises fulcrum bars, a contact piece and an abrupt change piece, the fulcrum bars and the contact piece are located on the upper portion of the pressure switch and installed on the pressure switch in a rotatable mode, one of the ends, away from the contact piece, of the fulcrum bars is connected with an elastic piece of the pressure switch, the other of the ends, away from the contact piece, of the fulcrum bars makes contact with a contact of the pressure switch, and the abrupt change piece is arranged between the ends, close to the contact piece, of the fulcrum bars. The power outage switch is simple in structure and convenient to assemble and can be adjusted in a controllable mode by selecting different abrupt change pieces and screwing screws by different depths, namely, the maximum value of pressure which the pressure switch can bear in an abnormal state can be set autonomously, when the pressure borne by the pressure switch reaches the pressure value set autonomously, the power outage switch jumps to disconnect the power source of the pressure switch, and therefore the pressure in the jump disconnection process is controllable and adjustable.
Description
Technical field
The present invention relates to field of household appliances, more specifically, relate to a kind of cut-off switch, a kind of pressure switch assembly that comprises this cut-off switch and a kind of pressure cooker that comprises this pressure switch assembly.
Background technology
At work, in the time that its pressure switch loses efficacy, because meeting causes pressure release, for realizing its fail safe, the heating power supply that need to break before pressure release, to realize the power-off protection before pressure release for pressure cooker; The scheme that correlation technique is taked is, a cut-off switch of extra increase in pressure switch, pressure cooker is carried out to second protection, that is: the situation incision electric switch absolutely losing efficacy in pressure switch, to realize the power-off protection before decompression of pressure cooker, realize the object of pressure cooker being carried out to duplicate protection by the cooperation of pressure switch and cut-off switch; But, existing cut-off switch is all induction of signal principle by electronic component (instead of realizing power-off action by mechanical structure) functions of realizing power-off, it is disconnected that in use procedure very easily there is improper jumping in cut-off switch, cause its practicality not strong, and brought inconvenience to user's use.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
For this reason, the invention provides a kind of cut-off switch, simple in structure, easy to assembly, can realize by the difference of the difference of selected sudden change part and screw screw-in depth the controllable adjustment of cut-off switch, that is: realizing the maximum pressure value that can bear when the abnormality pressure switch independently sets, when the pressure bearing when pressure switch arrives the autonomous force value of setting, cut-off switch is jumped the disconnected power supply with opening pressure switch, has realized jumping the controllable of pressure while breaking.
The embodiment of first aspect present invention provides a kind of cut-off switch, for being used in conjunction with pressure switch, comprises pole, contact and sudden change part; Described pole and described contact are all positioned at the top of described pressure switch and are installed in rotation in described pressure switch, and described pole and described contact away from one end in one be connected with the shell fragment of described pressure switch, another contacts with the contact of described pressure switch, the increase that described shell fragment can bear pressure with described pressure switch occurs bending and deformation, to drive coupled described pole or described contact to rotate; Described pole and described contact are provided with described sudden change part between adjoining one end, and when the described pole being connected with described shell fragment or described contact turn to desired location, described sudden change part is deformed into the second hold mode by the first hold mode, so that described cut-off switch and described contact are disconnected.
Cut-off switch provided by the invention, simple in structure, easy to assembly, and be the cut-off switch of mechanical structure formula, can realize by the difference of selected sudden change part the controllable adjustment of cut-off switch, that is: realizing the maximum pressure value that can bear when the abnormality pressure switch independently sets, when the pressure bearing when pressure switch arrives the autonomous force value of setting, cut-off switch is jumped the disconnected power supply with opening pressure switch, has realized jumping the controllable of pressure while breaking.
Wherein, sudden change part has two kinds of hold modes, that is: the state of the first hold mode and the second hold mode, the difference of the bending power that two kinds of hold modes can be born according to sudden change part and conversion mutually; And, pressure switch is along with the increase of born pressure, there is downward elastic bending deflection in shell fragment, drive the pole or the contact that are connected with shell fragment to rotate simultaneously, and in rotation process form act on sudden change part bending power, until sudden change part conversion hold mode makes cut-off switch and contact disconnect (that is: power-off), the part that suddenlys change after pressure reduces still keeps hold mode after conversion (and: maintenance power-off), still keeps off-position after realizing pressure release; In addition, the disconnected pressure of the jumping of pressure switch is greater than the normal pressure of jumping while breaking of pressure switch, and the disconnected pressure of this jumping can regulate according to the difference of selected sudden change sheet.
According to one embodiment of present invention, the rotating shaft of described contact is identical with the rotating shaft of described pole.
According to one embodiment of present invention, described contact is positioned at the top of described pole, and described pole is connected with described shell fragment, described contact contacts with described contact.
According to one embodiment of present invention, described contact is contact chip, and is provided with shaft hole on described contact chip.
According to one embodiment of present invention, one end of described contact chip is provided with on the end face of the projection that contacts with described contact, the other end and is provided with the first draw-in groove, on described pole, be provided with second draw-in groove relative with the notch of described the first draw-in groove, described sudden change part is installed between the first draw-in groove and described the second draw-in groove.
According to one embodiment of present invention, the both sides of described contact chip are provided with support projection, on described pole, be provided with mounting groove, on the cell wall of described mounting groove both sides, be provided with support slot, the described other end of described contact chip is positioned at described mounting groove, described support projection is supported on described support slot, and described rotating shaft is positioned at described mounting groove and described shaft hole.
According to one embodiment of present invention, described sudden change part is sudden change sheet, and described shell fragment is connected by screw with coupled described pole or described contact.
The embodiment of second aspect present invention provides a kind of pressure switch assembly, comprising: pressure switch; With the cut-off switch described in above-mentioned arbitrary embodiment, described cut-off switch is arranged in described pressure switch.
Pressure switch assembly provided by the invention, simple in structure, easy to assembly, can realize the controllable of power-off pressure.
According to one embodiment of present invention, described pressure switch is in series and is connected with described cut-off switch.
The embodiment of third aspect present invention provides a kind of pressure cooker, includes the pressure switch assembly described in above-mentioned arbitrary embodiment.
Pressure cooker provided by the invention, while realizing pressure cooker power-off by mechanical structure, pressure is controllable, and control precision is high, and practicality is good, has effectively improved user's safety in utilization.
In sum, cut-off switch provided by the invention, simple in structure, easy to assembly, and be the cut-off switch of mechanical structure formula, can realize by the difference of the difference of selected sudden change part and screw screw-in depth the controllable adjustment of cut-off switch, that is: realizing the maximum pressure value that can bear when the abnormality pressure switch independently sets, when the pressure bearing when pressure switch arrives the autonomous force value of setting, cut-off switch is jumped the power supply breaking with opening pressure switch, realize jumping the controllable of pressure when disconnected, effectively improve the practicality of pressure switch.
Additional aspect of the present invention and advantage will become in description part below obviously, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the decomposition texture schematic diagram of pressure switch assembly one embodiment of the present invention;
Fig. 2 is the sudden change part of the assembly of pressure switch shown in Fig. 1 structural representation in the first hold mode;
Fig. 3 is the sudden change part of the assembly of pressure switch shown in Fig. 1 structural representation in the second hold mode;
Fig. 4 is the sectional structure schematic diagram of pressure cooker one embodiment of the present invention;
Fig. 5 is the A portion structure for amplifying schematic diagram in Fig. 4.
Wherein, in Fig. 1 to Fig. 5, the corresponding relation between Reference numeral and component names is:
11 cut-off switchs, 111 poles, 1,111 second draw-in grooves, 1112 mounting grooves, 1113 support slots, 112 contacts, 1121 projections, 1,122 first draw-in grooves, 1123 support projection, 1124 shaft holes, 113 sudden change parts, 114 screws, 12 pressure switches, 121 shell fragments, 122 contacts, 123 second shell fragments, 124 second contacts.
Embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from mode described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
As shown in Figure 1 to Figure 3, cut-off switch 11 provided by the invention, for being used in conjunction with pressure switch 12, comprises pole 111, contact 112 and sudden change part 113, described pole 111 and described contact 112 are all positioned at the top of described pressure switch 12 and are installed in rotation in described pressure switch 12, and described pole 111 and described contact 112 away from one end in one be connected with the shell fragment 121 of described pressure switch 12, another contacts with the contact 122 of described pressure switch 12, the increase that described shell fragment 121 can bear pressure with described pressure switch 12 occur bending and deformation (bending direction that in Fig. 2, arrow represents shell fragment 121), to drive coupled described pole 111 or described contact 112 to rotate, described pole 111 and described contact 112 are provided with described sudden change part 113 between adjoining one end, and when the described pole 111 being connected with described shell fragment 121 or described contact 112 turn to desired location (that is: pressure arrives the autonomous pressure of setting), described sudden change part 113 is out of shape (as shown in Figure 2) to the second hold mode (as shown in Figure 3) by the first hold mode, so that described cut-off switch 11 is disconnected with described contact 122.
Cut-off switch 11 provided by the invention, simple in structure, easy to assembly, and be the cut-off switch of mechanical structure formula, can realize by the difference of selected sudden change part 113 controllable adjustment of cut-off switch 11, that is: realizing the maximum pressure value that can bear when the abnormality pressure switch 12 independently sets, when the pressure bearing when pressure switch 12 arrives the autonomous force value of setting, cut-off switch 11 is jumped the disconnected power supply with opening pressure switch 12, has realized jumping the controllable of pressure while breaking.
Wherein, sudden change part 113 has two kinds of hold modes, that is: the state of the first hold mode and the second hold mode, the difference of the bending power that two kinds of hold modes can be born according to sudden change part 113 and conversion mutually; And, pressure switch 12 is along with the increase of born pressure, there is downward elastic bending deflection in shell fragment 121, drive the pole 111 or the contact 112 that are connected with shell fragment 121 to rotate simultaneously, and in rotation process form act on sudden change part 113 bending power, until converting hold mode, sudden change part 113 make cut-off switch 11 and contact 122 disconnect (that is: power-off), the part 113 that suddenlys change after pressure reduces still keeps the hold mode (and: keep power-off) after conversion, still keeps off-position after realizing pressure release; In addition, the disconnected pressure of the jumping of pressure switch 12 is greater than the normal pressure of jumping while breaking of pressure switch 12, and the disconnected pressure of this jumping can regulate according to the difference of selected sudden change sheet.
Under pressure switch normal condition; the second shell fragment contacts with the second contact; in the time that pressure rise is jumped disconnected pressure to pressure switch is normal; the second shell fragment is bent downwardly distortion and is separated with the second contact; realize power-off; because the disconnected force value of the jumping of cut-off switch (and: the autonomous force value of setting) is greater than the disconnected force value of jumping of pressure switch, cut-off switch plays a protective role and does not jump disconnected action.
Cut-off switch provided by the invention coordinates with pressure switch; play the effect of duplicate protection; in the situation that pressure switch lost efficacy; the disconnected pressure of the jumping of overpressure switch and while reaching the disconnected force value of jumping of cut-off switch; cut-off switch is jumped disconnected action; and after pressure decreased, cut-off switch keeps off-position (can carry out hand-reset).
Wherein, the disconnected pressure of the jumping of pressure switch is preferably 30～85Kpa, and the disconnected pressure of jumping of cut-off switch is preferably 100～245Kpa.
In one embodiment of the present of invention, as shown in Figure 1 to Figure 3, the rotating shaft of described contact 112 is identical with the rotating shaft of described pole 111, to reduce the volume of cut-off switch, make pole, contact and sudden change part be located along the same line, to improve the reliability coordinating between pole, contact and sudden change part simultaneously.
Certainly, contact and pole also can be arranged in parallel (that is: the rotating shaft of the two is parallel to each other, not shown), also can realize the application's object, and its aim does not depart from design philosophy of the present invention, should belong to the application's protection range.
Wherein, as shown in Figure 1 to Figure 3, described contact 112 is positioned at the top of described pole 111, and described pole 111 is connected with described shell fragment 121, described contact 112 contacts with described contact 122.
In view of the principle of pole 111 contacts with described shell fragment 121, described contact 112 is connected with described contact 122 principle and above-described embodiment is identical, does not repeat them here, but should belong in the application's protection range.
Preferably, described contact 112 is contact chip, and on described contact chip, is provided with shaft hole 1124, and rotating shaft is arranged in shaft hole 1124.
And, one end of described contact chip is provided with on the end face of the projection 1121 that contacts with described contact 122, the other end and is provided with the first draw-in groove 1122, on described pole 111, be provided with second draw-in groove 1111 relative with the notch of described the first draw-in groove 1122, described sudden change part 113 is installed between the first draw-in groove 1122 and described the second draw-in groove 1111, and to prevent from suddenling change, part 113 drops.
Further, the both sides of described contact chip are provided with supports projection 1123, on described pole 111, be provided with mounting groove 1112, on the cell wall of described mounting groove 1112 both sides, be provided with support slot 1113, the described other end of described contact chip is positioned at described mounting groove 1112, described support projection 1123 is supported on described support slot 1113, and described rotating shaft is positioned at described mounting groove 1112 and described shaft hole 1124.
Wherein, as shown in Figures 2 and 3, the upper surface of mounting groove 1112 is cambered surface, and support slot 1113 is arranged on the peak of cambered surface, rotates to be more conducive to pole 111.
Certainly, contact chip can be also the top that is directly arranged on pole 111 by rotating shaft, also can realize object of the present invention, should belong to the application's protection range.
Preferably, described sudden change part 113 is sudden change sheet, and described shell fragment 121 is connected by screw 114 (can be also rivet etc.) with coupled described pole 111 or described contact 112.
As shown in Figures 2 and 3, be connected as example by screw 114 with coupled pole 111 taking shell fragment 121, wherein on shell fragment 121, be provided with screw thread, on pole 111, be provided with through hole, the screw rod of screw 114 is connected with threaded engagement through through hole, and screw in the difference of the degree of depth in shell fragment 121 according to screw 114, force value (that is: the nut lower surface that shell fragment 121 drives screw 114 to be moved downward to screw 114 compresses the moment of pole 111) when controlling shell fragment 121 and driving pole 111 to move, and then the disconnected pressure of the jumping of controlling cut-off switch 11 (after driving pole 111 to move down setpoint distance, jumping is disconnected), that is: the difference that screws in the degree of depth in the screw of shell fragment 121 according to screw 114 is controlled the disconnected pressure of jumping (realize autonomous setting and jump disconnected force value) of cut-off switch 11, realize cut-off switch 11 and jumped the controllable of disconnected pressure.
The embodiment of second aspect present invention provides a kind of pressure switch assembly, as shown in Figure 1 to Figure 3, comprising: pressure switch 12; With the cut-off switch 11 described in above-mentioned arbitrary embodiment, described cut-off switch 11 is arranged in described pressure switch 12.
Pressure switch assembly provided by the invention, simple in structure, easy to assembly, can realize the controllable of power-off pressure.
More preferably, described pressure switch 12 is in series and is connected with described cut-off switch 11; This kind of electric connection mode is simple in structure, easy to assembly, and fail safe is good, can effectively reduce the manufacturing cost of product.
Certainly, can be also that pressure switch 12 all adopts control system control with cut-off switch 11, the jumping break signal that control system is transmitted by reception pressure switch 12, to 11 power-off of controlled pressure switch, realizes the object of pressure release, also can realize the application's object.
The embodiment of third aspect present invention provides a kind of pressure cooker, as shown in Figure 4, includes the pressure switch assembly (as shown in Figure 5) described in above-mentioned arbitrary embodiment.
Pressure cooker provided by the invention, while realizing pressure cooker power-off by mechanical structure, pressure is controllable, controls reliability and product practicality good, has effectively improved user's safety in utilization.
Wherein, pressure cooker is electric pressure cooker.
In sum, cut-off switch provided by the invention, simple in structure, easy to assembly, and be the cut-off switch of mechanical structure formula, can realize by the difference of the difference of selected sudden change part and screw screw-in depth the controllable adjustment of cut-off switch, that is: realizing the maximum pressure value that can bear when the abnormality pressure switch independently sets, when the pressure bearing when pressure switch arrives the autonomous force value of setting, cut-off switch is jumped the power supply breaking with opening pressure switch, realize jumping the controllable of pressure when disconnected, effectively improve the practicality of pressure switch.
In description of the invention, term " installation ", " being connected ", " connection " 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 connect 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 above-mentioned term concrete meaning in the present invention.
In the description of this specification, the description of term " embodiment " etc. means to be contained at least one embodiment of the present invention 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 specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a cut-off switch, for being used in conjunction with pressure switch, is characterized in that, comprises pole, contact and sudden change part;
Described pole and described contact are all positioned at the top of described pressure switch and are installed in rotation in described pressure switch, and described pole and described contact away from one end in one be connected with the shell fragment of described pressure switch, another contacts with the contact of described pressure switch, the increase that described shell fragment can bear pressure with described pressure switch occurs bending and deformation, to drive coupled described pole or described contact to rotate;
Described pole and described contact are provided with described sudden change part between adjoining one end, and when the described pole being connected with described shell fragment or described contact turn to desired location, described sudden change part is deformed into the second hold mode by the first hold mode, so that described cut-off switch and described contact are disconnected.
2. cut-off switch according to claim 1, is characterized in that,
The rotating shaft of described contact is identical with the rotating shaft of described pole.
3. cut-off switch according to claim 2, is characterized in that,
Described contact is positioned at the top of described pole, and described pole is connected with described shell fragment, described contact contacts with described contact.
4. cut-off switch according to claim 3, is characterized in that,
Described contact is contact chip, and is provided with shaft hole on described contact chip.
5. cut-off switch according to claim 4, is characterized in that,
One end of described contact chip is provided with on the end face of the projection that contacts with described contact, the other end and is provided with the first draw-in groove, on described pole, be provided with second draw-in groove relative with the notch of described the first draw-in groove, described sudden change part is installed between the first draw-in groove and described the second draw-in groove.
6. cut-off switch according to claim 5, is characterized in that,
The both sides of described contact chip are provided with support projection, on described pole, be provided with mounting groove, on the cell wall of described mounting groove both sides, be provided with support slot, the described other end of described contact chip is positioned at described mounting groove, described support projection is supported on described support slot, and described rotating shaft is positioned at described mounting groove and described shaft hole.
7. according to the cut-off switch described in any one in claim 1 to 6, it is characterized in that,
Described sudden change part is sudden change sheet, and described shell fragment is connected by screw with coupled described pole or described contact.
8. a pressure switch assembly, is characterized in that, comprising:
Pressure switch; With
Cut-off switch as described in any one in claim 1 to 7, described cut-off switch is arranged in described pressure switch.
9. pressure switch assembly according to claim 8, is characterized in that,
Described pressure switch is in series and is connected with described cut-off switch.
10. a pressure cooker, is characterized in that, includes pressure switch assembly as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410191487.6A CN103985594B (en) | 2014-05-07 | 2014-05-07 | Cut-off switch, pressure switch assembly and pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410191487.6A CN103985594B (en) | 2014-05-07 | 2014-05-07 | Cut-off switch, pressure switch assembly and pressure cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103985594A true CN103985594A (en) | 2014-08-13 |
| CN103985594B CN103985594B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410191487.6A Expired - Fee Related CN103985594B (en) | 2014-05-07 | 2014-05-07 | Cut-off switch, pressure switch assembly and pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103985594B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430793A (en) * | 2017-02-15 | 2019-11-08 | 福腾宝集团有限公司 | Pressure cooker lid and pressure cooker |
| CN110477744A (en) * | 2019-08-27 | 2019-11-22 | 九阳股份有限公司 | Failure protection method, electric heating class pressure means and the storage medium of pressure switch |
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| DE2140599A1 (en) * | 1971-08-13 | 1973-02-22 | Eberle Werke Kg | CAPILLARY TUBE REGULATOR OR LIMITERS |
| CN1244370A (en) * | 1998-08-10 | 2000-02-16 | 宁波唐人锅业有限公司 | Multifunctional electric pressure cooker |
| CN102368456A (en) * | 2011-09-30 | 2012-03-07 | 格力电器（中山）小家电制造有限公司 | Combined pressure switch for electric pressure cooker |
| CN202523635U (en) * | 2012-02-02 | 2012-11-07 | 美的集团有限公司 | Combined pressure switch and electric pressure cooker using same |
| CN202855630U (en) * | 2012-09-24 | 2013-04-03 | 黄后君 | Non-resettable pressure switch |
| CN203016665U (en) * | 2012-12-14 | 2013-06-26 | 美的集团股份有限公司 | Electric pressure cooker |
| CN203122089U (en) * | 2013-03-18 | 2013-08-14 | 美的集团股份有限公司 | Electric pressure cooker |
| CN203839277U (en) * | 2014-05-07 | 2014-09-17 | 佛山市顺德区美的电热电器制造有限公司 | Power-off switch, pressure switch assembly and pressure cooker |
-
2014
- 2014-05-07 CN CN201410191487.6A patent/CN103985594B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2140599A1 (en) * | 1971-08-13 | 1973-02-22 | Eberle Werke Kg | CAPILLARY TUBE REGULATOR OR LIMITERS |
| CN1244370A (en) * | 1998-08-10 | 2000-02-16 | 宁波唐人锅业有限公司 | Multifunctional electric pressure cooker |
| CN102368456A (en) * | 2011-09-30 | 2012-03-07 | 格力电器（中山）小家电制造有限公司 | Combined pressure switch for electric pressure cooker |
| CN202523635U (en) * | 2012-02-02 | 2012-11-07 | 美的集团有限公司 | Combined pressure switch and electric pressure cooker using same |
| CN202855630U (en) * | 2012-09-24 | 2013-04-03 | 黄后君 | Non-resettable pressure switch |
| CN203016665U (en) * | 2012-12-14 | 2013-06-26 | 美的集团股份有限公司 | Electric pressure cooker |
| CN203122089U (en) * | 2013-03-18 | 2013-08-14 | 美的集团股份有限公司 | Electric pressure cooker |
| CN203839277U (en) * | 2014-05-07 | 2014-09-17 | 佛山市顺德区美的电热电器制造有限公司 | Power-off switch, pressure switch assembly and pressure cooker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430793A (en) * | 2017-02-15 | 2019-11-08 | 福腾宝集团有限公司 | Pressure cooker lid and pressure cooker |
| CN110477744A (en) * | 2019-08-27 | 2019-11-22 | 九阳股份有限公司 | Failure protection method, electric heating class pressure means and the storage medium of pressure switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103985594B (en) | 2016-02-03 |
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