CN102871539B - Pressure cooker - Google Patents
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- CN102871539B CN102871539B CN201210417801.9A CN201210417801A CN102871539B CN 102871539 B CN102871539 B CN 102871539B CN 201210417801 A CN201210417801 A CN 201210417801A CN 102871539 B CN102871539 B CN 102871539B
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Abstract
The invention provides a pressure cooker, comprising a cooker body, a cooker cover and an electric heater. The electric heater comprises a bottom shell, a panel, a heating body and a control device; an operation panel is arranged at the front part of the panel; an upper buckling position of the cooker cover is matched with a lower buckling position on an opening of the cooker body; signal contact groups on the panel are in round distribution; the signal contact groups are located at the both sides of the front direction and the back direction of the panel and are symmetrically arranged; the signal contact groups are located at the front part or the back part of the panel; a signal relay device is arranged on the outer circumference of the cooker body; a bottom output contact group of the signal relay device is connected with the signal contact groups; the signal contact groups are communicated with the control device; a positioning bump of the cooker body and a positioning hole on the panel are nested; and the pressure cooker further comprises a security device and a signal output base. According to the arrangement of the security device, when the pressure inside the cooker reaches a set pressure, the pressure of the security device is relieved, and signals are transmitted to the control device. The control device can be used for adjusting the power of the heater according to a cooking demand, so that the security is high. Furthermore, the pressure cooker can be used for stewing with soft fire, so that the electric energy can be saved.
Description
Technical field
the present invention relates to a kind of pressure cooker.
Background technology
currently available technology, a kind of pressure cooker comprises inner bag, middle pot, shell, heat-generating disc, control device and is arranged on relief valve on pot cover.Existing problems are: complex structure, poor safety performance, can not control heating automatically.
Summary of the invention
the object of the invention is: a kind of pressure cooker is provided, and it can not only releasing pressure automatically and can also automatically regulate heating power, and security performance is high.
the present invention is achieved in that a kind of pressure cooker, comprises a pot body, pot cover and electric heater, and described electric heater comprises drain pan, panel, heater and control device, and the front portion of panel is provided with guidance panel; Lower button bit on the upper button bit of pot cover and pot body opening coordinates; Its special character is: on described panel, be provided with several groups of signal contacts, the rounded distribution of groups of signal contacts;
on the outer peripheral face of described pot body, be provided with signal relay device, the bottom of signal relay device is provided with end output contact group, and groups of signal contacts and end output contact assembly are closed, and groups of signal contacts is communicated with control device;
also comprise a safety device and signal output seat, described safety device is arranged on pot cover; Described signal output seat is along the radial direction setting of pot cover, signal output seat ring is around safety device, signal output seat covers signal output contact group at the longitudinal edge acies of pot cover, and described lid signal output contact group coordinates with the top input contact sets at signal relay device top;
on the lid of described safety device, there is the projection at diameter line two ends, in one or two projections, be provided with and cover contact, on described signal output seat, there are the single contact of a diameter line one end or two single contacts at diameter line two ends of the lid that is positioned at safety device, lid contact contacts cooperation with single contact, lid contact is connected with lid signal output contact group with single contact; Described safety device comprises interface, sealing ring, lid and the hold down gag on pot cover outer surface, and hold down gag comprises that hold down gag comprises an end annulus seat, arc chip muscle and connecting rod, and connecting rod coordinates with nut through the junction of arc chip muscle;
signal output seat ring has the arcuate furrow perpendicular to signal output seat length around the position of safety device, described single contact is positioned at arcuate furrow bottom;
lid contact has one, and single contact has one, and lid contact and projection are slidably matched with an arcuate furrow wall respectively; Lid contact has two, and single contact has two, and lid contact and arcuate furrow wall are slidably matched;
on described pot body, be provided with handle.
described a kind of pressure cooker, its special character is: also comprise one first temperature sensor, the first temperature sensor is arranged in signal output seat and through pot cover in the space pot body and pot cover; The first temperature sensor is connected with lid signal output contact group.
described a kind of pressure cooker, its special character is: also comprise one second temperature sensor, the second temperature sensor is arranged in signal relay device, and fits with bottom of pot body; The second temperature sensor is connected with end output contact group.
described a kind of pressure cooker, its special character is: described signal relay device removably connects with pot body;
described signal relay device comprises thermal insulation layer, main body, shell and sheet metal, and described thermal insulation layer is arranged in the cavity of the main body face relative with pot body, and shell is main body covered; On pot body, be provided with elastic component, elastic component coordinates with the hole clipping on thermal insulation layer;
the side that described sheet metal arranges the upper end of main body forms top input contact sets; Sheet metal is arranged on the bottom face of main body and forms end output contact group.
described a kind of pressure cooker, its special character is: described groups of signal contacts has two, and groups of signal contacts is positioned at the both sides of panel fore-and-aft direction and is symmetrical arranged, groups of signal contacts is positioned at front portion or the rear portion of panel;
or described groups of signal contacts has four, groups of signal contacts is positioned at the both sides of panel fore-and-aft direction and is symmetrical arranged, and two groups of signal contacts are positioned at the front portion of panel, another two groups of signal contacts and are positioned at the rear portion of panel.
described a kind of pressure cooker, its special character is: on the base plate of described pot body, be provided with three positioning convex, be provided with three locating holes on described panel, positioning convex and locating hole are chimeric.
described a kind of pressure cooker, its special character is: the top of described pot body is provided with annular case ring, and the lower end of described pot cover is positioned at annular case ring;
also comprise signal transmission base, described signal transmission base comprises inner base frame, outer seat, inner seat, several elastic sheet metals and several contacts, the two ends of an elastic sheet metal arrange respectively a contact, elastic sheet metal is arranged in inner seat, inner seat is arranged in outer seat, in the contact holes of a contact from outer seat, stretches out; Another contact is through the contact holes of ring table shape case ring and inner base frame, and end is positioned at annular case ring; Joint pin on inner base frame passes annular case ring and inner seat and screws togather through the screw of outer seat
contact on inner base frame and lid signal output contact, the contact on outer seat coordinates with top input contact sets.
described a kind of pressure cooker, its special character is: described electric heater is electromagnetic oven, heater is solenoid; On described bottom of pot body outer surface, there is positioning convex to coordinate with the locating hole on panel;
or described electric heater is light-wave cooker, heater is optical wave tube; On described bottom of pot body outer surface, there is positioning convex to coordinate with the locating hole on panel.
described a kind of pressure cooker, its special character is: also comprise filtering table, on described filtering table, there is pore, the center of the filtering table spherical portion that raises up, there is connecting hole in spherical portion, connecting rod coordinates with nut through the connecting hole of filter disc, the top of spherical portion and arc chip muscle intersection laminating excessively.
a kind of pressure cooker, comprises a pot body, pot cover and electric heater, and described electric heater comprises drain pan, panel, heater and control device, and the front portion of panel is provided with guidance panel; Lower button bit on the upper button bit of pot cover and pot body opening coordinates; Its special character is: on described panel, be provided with several groups of signal contacts, the rounded distribution of groups of signal contacts;
on the outer peripheral face of described pot body, be provided with signal relay device, the bottom of signal relay device is provided with end output contact group, and groups of signal contacts and end output contact assembly are closed, and groups of signal contacts is communicated with control device;
also comprise the pressure sensor of a safety device, annular end cover and detection pot inner pressure;
described safety device is arranged on pot cover, and the annular end is overlapped around safety device;
on the lid of described safety device, there is the projection at diameter line two ends, described safety device comprises interface, sealing ring, lid and the hold down gag on pot cover outer surface, hold down gag comprises an end annulus seat, arc chip muscle and connecting rod, and connecting rod coordinates with nut through the junction of arc chip muscle;
the annular end, has put arcuate furrow, and described projection contacts cooperation with arcuate furrow bottom; Projection is slidably matched with arcuate furrow wall;
described pressure sensor is arranged on pot body, and is communicated with pot body cavity;
described signal relay device comprises thermal insulation layer, main body, shell and sheet metal, and described thermal insulation layer is arranged in the cavity of the main body face relative with pot body, and shell is main body covered; On pot body, be provided with elastic component, elastic component coordinates with the hole clipping on thermal insulation layer;
described sheet metal is arranged on the bottom face of main body and forms end output contact group; End output contact group is communicated with the end output contact group of relay; On described pot body, be provided with handle.
described a kind of pressure cooker, its special character is: the link of described handle and pot body has the accommodating cavity of an end opening of hollow, and pressure sensor is arranged in accommodating cavity;
in the top walls panels in described vacant chamber, have through hole, described through hole communicates with the relief hole on cylinder barrel; In the base wall panel of accommodating cavity, have holding wire hole, holding wire hole coordinates with signal relay device, and holding wire is through main body and shell and the end output contact group of holding wire hole and signal relay device.
described a kind of pressure cooker, its special character is: a counterbore is arranged at the top of described through hole; Also comprise sealing ring and gas guide nozzle, sealing ring comprises body and outer flanging; The outer flanging of sealing ring is positioned at counterbore, and body is through through hole, and the end of body and the relief hole of cylinder barrel lean; Gas guide nozzle is positioned at the counterbore of through hole the outer flanging of press seal circle, and the wireway of gas guide nozzle inserts in the relief hole of cylinder barrel through sealing ring.
described a kind of pressure cooker, its special character is: also comprise the first temperature sensor and the second temperature sensor, described the first temperature sensor is arranged on pot body and stretches in pot body, and the first temperature sensor is communicated with end output contact group; Signal relay device covers the first temperature sensor and is positioned at the external position of pot;
the second temperature sensor is arranged in signal relay device, and with the outer surface laminating of pot body bottom, the second temperature sensor is communicated with end output contact group.
described a kind of pressure cooker, its special character is: also comprise a thermistor, described thermistor is arranged on the base of pressure sensor, with pot body outer surface laminating, thermistor is communicated with end output contact group.
a kind of pressure cooker of the present invention, owing to adopting such structure, the setting of safety device, in the time reaching the pressure of setting in pot, safety device pressure release, and pass the signal along to control device, control device is according to the power that need to adjust heater of culinary art, safe.And the stewed function of the little fire of energy, energy-conservation electric energy.
Accompanying drawing explanation
fig. 1 is top view of the present invention.
fig. 2 is stereogram of the present invention.
fig. 3 is three-dimensional exploded view of the present invention.
fig. 4 is two of three-dimensional exploded view of the present invention.
fig. 5 is the cutaway view of pot of the present invention.
fig. 6 is the partial enlarged drawing of Fig. 5.
fig. 7 is the three-dimensional exploded view of pot of the present invention.
fig. 8 is the three-dimensional exploded view of signal relay device of the present invention.
fig. 9 is one of three-dimensional exploded view of signal transmission base of the present invention.
figure 10 be signal transmission base of the present invention three-dimensional exploded view two.
figure 11 is the cutaway view of groups of signal contacts of the present invention.
figure 12 is the three-dimensional exploded view of groups of signal contacts of the present invention.
figure 13 is one of sectional perspective solution figure of the second embodiment of the present invention.
figure 14 be the second embodiment of the present invention sectional perspective solution figure two.
figure 15 is the stereogram of the second embodiment of the present invention.
figure 16 is the fiting relation figure of pressure sensor of the present invention and handle.
figure 17 is the cutaway view of pressure sensor of the present invention.
figure 18 is the stereogram of pressure sensor of the present invention.
figure 19 is the another kind of mode of pressure sensor of the present invention.
The specific embodiment
below in conjunction with accompanying drawing, the invention will be further described.
as shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of pressure cooker, comprises pot body 1, pot cover 2 and electric heater 3, and described electric heater 3 comprises drain pan, panel 31, heater and control device, and the front portion of panel 31 is provided with guidance panel 32; Lower button bit on the upper button bit of pot cover 2 and pot body 1 opening coordinates; On pot cover 2, be also provided with handgrip 21.Described electric heater 3 is electromagnetic oven or light-wave cooker, and electromagnetic oven and light-wave cooker are known technology, and electromagnetic oven comprises panel, solenoid, drain pan and control device, and light-wave cooker comprises panel, optical wave tube, drain pan and control device.Described electric heater 3 can be also electricity pottery stove.
on described panel 31, be provided with two groups of signal contacts 4, the rounded distribution of groups of signal contacts 4, groups of signal contacts 4 is positioned at the both sides of panel 31 fore-and-aft directions and is symmetrical arranged, and groups of signal contacts 4 is positioned at front portion or the rear portion of panel; Can prevent that like this pot handle from blocking the guidance panel 32 on panel 31.As shown in Figure 3, on described panel 31, have installing hole 31A, groups of signal contacts 4 is arranged in installing hole 31A.
on the base plate of pot body 1, be provided with three positioning convex 2A, be provided with three locating holes 33 on described panel 31, positioning convex 2A and locating hole 33 are chimeric; When positioning convex 2A and locating hole 33 are chimeric, groups of signal contacts 4 is communicated with end output contact group 5A.Positioning convex 21 also plays supporting pan body, in the time that pot body is placed on supporting surface, prevents that the heat in pot body is delivered to supporting surface.
on the outer peripheral face of described pot body 1, be provided with signal relay device 5, the bottom of signal relay device 5 is provided with end output contact group 5A, and groups of signal contacts 4 coordinates with end output contact group 5A, and groups of signal contacts 4 is communicated with control device;
in Fig. 3, Fig. 4, only shown that groups of signal contacts 4 is positioned at the rear portion of panel 31, in the both sides at panel 31 rear portions and be symmetrical arranged, signal relay device 5 is arranged on end hand 1B mono-side of pot body 1, and handle 1A and end hand 1B are positioned at the two ends of a diameter line of pot body 1; As shown in Figure 1 and Figure 2, arrange like this, use pot handle 1A to avoid on panel 31, there are guidance panel 32 handled easily control electric heaters; At positioning convex 2A and locating hole 33, when chimeric, groups of signal contacts 4 is communicated with end output contact group 5A.
when signal relay device 5 is arranged on handle 1A mono-side, in the both sides of panel 31 front portions and be symmetrical arranged groups of signal contacts 4.
also comprise a safety device 6 and signal output seat 7, described safety device 6 is arranged on pot cover 2; The 7 radial direction settings along pot cover 1 of described signal output seat, signal output seat 7 is around safety device 6, signal output seat 7 covers signal output contact group 71 at the longitudinal edge acies of pot cover 1, and described lid signal output contact group 71 coordinates with the top input contact sets 5B at signal relay device 5 tops;
as shown in Figure 6, Figure 7, on the lid 63 of described safety device 6, there are two protruding 6A at diameter line two ends, on projection 6A, be provided with and cover contact, when described lid 63 is made up of metal material, contact is one-body molded makes with lid for described protruding 6A, lid 63 can be directly with cover signal output contact group 71 and be connected; In the time that described lid 63 is made up of plastic material, Qi Gai contact is made up of metal material and is fixed together with protruding 6A, and lid contact is connected with lid signal output contact group 71; On described signal output seat 7, have two single contacts 72 on a diameter line of the lid of safety device 6, lid contact is connected with lid signal output contact group 71 respectively with single contact 72, and lid contact contacts cooperation with single contact 72; As shown in Figure 7, described safety device 6 comprises interface 61, sealing ring 62, lid 63 and the hold down gag on pot cover outer surface, hold down gag comprises an end annulus seat 641, arc chip muscle 642 and connecting rod 643, and connecting rod 643 coordinates with nut 644 through the junction of arc chip muscle;
described safety device 6 is application number: 201110410719.9, and the applying date: on November 3rd, 2011; Invention and created name: the technical scheme described in a kind of application for a patent for invention of safety device of electric pressure cooking saucepan.
described safety device 6 can be also application number: 201210199985.6, and June 4 2012 applying date, invention and created name: the technical scheme described in a kind of application for a patent for invention of safety device of manual voltage regulation formula electric pressure cooking saucepan.
in the time that pot inner pressure reaches the pressure of setting, the lid 63 of safety device 6 moves up, and the lid contact on lid separates with single contact 72, and now signal is delivered to control device.In the time of the manual pressure release cooling of need, the lid 63 of spin safe device 6, slide in the lid contact of lid 63 on the wall of arcuate furrow 73, and lid moves up, and pressure release.In the time being arranged on a lid contact, protruding 6A slides on the wall of arcuate furrow 73.
as shown in Figure 6, also comprise that one first temperature sensor 81, the first temperature sensors 81 are arranged in signal output seat 7 and through pot cover 2 in the space pot body 1 and pot cover 2; The first temperature sensor 81 is connected with lid signal output contact group 71.When after safety device pressure release, the first temperature sensor 81 is delivered to control device by the temperature in pot in real time, realizes the accurate control of electric heater.
also comprise that one second temperature sensor 82, the second temperature sensors 82 are arranged in signal relay device 5, and fit with pot body 1 lower external face; The second temperature sensor is connected with end output contact group 5A; Prevent dry combustion method.
described signal relay device 5 removably connects with pot body 1;
as shown in Fig. 6, Fig. 8, described signal relay device 5 comprises thermal insulation layer 51, main body 52, shell 53 and sheet metal, and shell 53, by metal material system, also can be made up of plastic material; Described thermal insulation layer 51 is arranged in the cavity of main body 52 face relative with pot body 1, and shell 53 main body covered 52 is also fitted with the outer surface of pot body 1; The top of described shell 53 and side margins have the draw-in groove that has of the top of cramp 531, main body 52 and side margins, and cramp 531 bendings embed in draw-in grooves, thereby realize shell 53 and main body 52 is fixed together; On pot body 1, be provided with elastic component 1C, elastic component 1C coordinates with the hole clipping on thermal insulation layer 51; Described the second temperature sensor is fixed on thermal insulation layer 51 and with pot body 1 bottom and fits, and the second temperature sensor is connected with end output contact group 5A.
described sheet metal arranges on the side of upper end of main body 52 and forms top input contact sets 5B; Sheet metal is arranged on the bottom face of main body 52 and forms end output contact group 5A.End output contact group 5A is connected with wire with top input contact sets 5B, and wire is positioned at the space that shell 53 and main body 52 form.
as shown in Fig. 2, Fig. 6, Fig. 7, the top of described pot body 1 is provided with annular case ring 9, and the lower end of described pot cover 2 is positioned at annular case ring 9;
as shown in Figure 9, Figure 10, also comprise signal transmission base 10, described signal transmission base 10 comprises inner base frame 101, outer seat 102, inner seat 103, several elastic sheet metals 104 and several contacts 105, the two ends of an elastic sheet metal 104 arrange respectively a contact 105, elastic sheet metal 104 is arranged in inner seat 103, and inner seat 103 is arranged in outer seat 102; In two contacts, 105, one contact holes of contact 105 from outer seat 102 on an elastic sheet metal 104, stretch out; Another contact 105 is through the contact holes of ring table shape case ring 9 and inner base frame 101, and end is positioned at annular case ring 9; Joint pin on inner base frame 101 screws togather with the screw through outer seat 102 through annular case ring 9 and inner seat 103; Inner base frame 101 and annular case ring 9 inwall laminatings.
contact 105 on inner base frame 101 coordinates with lid signal output contact group 71, and the contact 105 on outer seat 102 coordinates with 5B.
also comprise filtering table 645, on described filtering table 645, there is pore, the filtering table 645 center spherical portion that raises up, there is connecting hole in spherical portion, connecting rod 643 coordinates with nut 644 through the connecting hole of filter disc 645, the top of spherical portion and arc chip muscle 642 intersections laminatings excessively.
described handle 1A and signal relay device 5 are at the two ends through the straight line at pot body 1 center.
as shown in Figure 11, Figure 12, described groups of signal contacts 4 comprises top shell 41, bottom 42, elastomer 43 and signal metal body 44, and hole is stretched out in the contact that has in institute's top shell, has pilot hole on bottom;
described elastomer 43 comprises the box body 431 of under shed, support tube 432 on box body top board, and elastomer is made up of elastomeric material; Described signal metal body 44 comprises contact 441, stop bit dish 442 and guide post 443; Guide post is through support tube, box body and bottom, and stop bit dish coordinates with support tube upper end, and contact head stretches out hole through contact, and contact head stretches out hole through contact and is slidably matched.Guide post and pilot hole are slidably matched.Also comprise the outer trim of a metal, the outer trim 45 of metal covers top shell 41.
in the present embodiment, can be also that lid signal output contact group 71 is replaced into a transmitter, the top input contact sets 5B at signal relay device 5 tops is replaced into receiver, and at the signal output seat 7 interior coils that arrange, in the time of effect electromagnetic oven, coil is as power supply.
as shown in Figure 13, Figure 14, Figure 15, a kind of pressure cooker, comprises pot body 1, pot cover 2 and electric heater 3, and described electric heater 3 comprises drain pan, panel 31, heater and control device, and the front portion of panel 31 is provided with guidance panel 32; Lower button bit on the upper button bit of pot cover 2 and pot body 1 opening coordinates; On described panel 31, be provided with two groups of signal contacts 4, the rounded distribution of groups of signal contacts 4, groups of signal contacts 4 is positioned at the both sides of panel front and rear direction and is symmetrical arranged, and groups of signal contacts 4 is positioned at the front portion of panel 31; Four groups of signal contacts 4 also can be set on panel 31.
on the outer peripheral face of described pot body 2, be provided with signal relay device 5, the bottom of signal relay device 5 is provided with end output contact group 5A, and groups of signal contacts 4 coordinates with end output contact group 5A, and groups of signal contacts 4 is communicated with control device;
also comprise the pressure sensor 11 of a safety device 6, annular end cover 6B and detection pot inner pressure;
described safety device 6 is arranged on pot cover 2, and the annular end is overlapped around safety device 6;
on the lid 63 of described safety device 6, there is the protruding 6A at diameter line two ends;
on annular end cover 6B, have arcuate furrow 6B1, described protruding 6A is positioned at arcuate furrow 6B1 bottom; Projection 6A and arcuate furrow 6B1 wall are slidably matched; The manually pressure release of lid 63 of spin safe device.Releasing pressure automatically when safety device 6 reaches the pressure of setting in pot.
described pressure sensor 11 is arranged on pot body 1, and is communicated with pot body 1 inner chamber; The output of described pressure sensor 11 is communicated with the end output contact group 5A of signal relay device 5;
shown in Fig. 8, described signal relay device 5 comprises thermal insulation layer 51, main body 52, shell 53 and sheet metal, and described thermal insulation layer is arranged in the cavity of the main body face relative with pot body, and shell is main body covered; On pot body 2, be provided with elastic component, elastic component coordinates with the hole clipping on thermal insulation layer;
described sheet metal is arranged on the bottom face of main body and forms end output contact group 5A; The output of pressure sensor 11 is communicated with end output contact group 5A.
the link of described handle 1A and pot body 1 has the accommodating cavity of an end opening of hollow, and pressure sensor 11 is arranged in accommodating cavity; Handle 1A removably connects with pot body 1, and described handle 1A has holder 1A3 with the both sides of the link of pot body 1, and holder 1A3 is connected with pot body 1 use bolt.
as shown in Figure 13, Figure 14, Figure 16, in the top walls panels in described vacant chamber, there is through hole 1A1, described through hole 1A1 communicates with the relief hole on cylinder barrel 111; In the base wall panel of accommodating cavity, have holding wire hole 1A2, holding wire hole 1A2 coordinates with signal relay device 5, and holding wire is connected with end output contact group 5A with shell 53 through the main body 52 of holding wire hole 1A2 and signal relay device 5.
one counterbore is arranged at the top of described through hole 1A1; Also comprise sealing ring 12 and gas guide nozzle 13, sealing ring 12 comprises body and outer flanging; The outer flanging of sealing ring 12 is positioned at counterbore, and body is through through hole 1A1, and the relief hole of the end of body and cylinder barrel 111 leans; Gas guide nozzle 13 is positioned at the counterbore of through hole 1A1 the outer flanging of press seal circle 12, and the wireway 131 of gas guide nozzle 13 inserts in the relief hole 1111 of cylinder barrel 111 through sealing ring 12.
also comprise the first temperature sensor 81 and the second temperature sensor 82, described the first temperature sensor 81 is arranged on pot body 1 and stretches in pot body 1, and the first temperature sensor 81 is communicated with end output contact group 5A; Signal relay device 5 covers the first temperature sensor 81 and is positioned at the position outside pot body 1;
shown in Fig. 6 and Fig. 8, the second temperature sensor 82 is arranged in signal relay device 5 the outer surface laminating with the bottom of pot alms bowl 1, and is communicated with end output contact group 5A.
also comprise a thermistor 83, thermistor 83 is arranged on the base 119 of pressure sensor 11, and with the 1 outer surface laminating of pot body, thermistor 83 is communicated with end output contact group 5A.
described pot inner pressure sensor can be:
(1) as denomination of invention: the pressure sensor that a kind of heating container is used, the patent No.: 201010289928.8 patent of invention.
(2) application number: 201110105A05.X, the applying date: on 04 18th, 2011, denomination of invention: a kind of signal output apparatus of piston-type heating container; Also can be the further improvement of patent application of the present invention, as shown in Figure 17, Figure 18, it comprises cylinder barrel 111, piston 112, spring 113 and connecting rod 114, the pilot hole that connecting rod 114 one end are fixedly connected with the top of piston 112, the other end passes spring 113 and cylinder barrel 111 tops, connecting rod 114 ends arrange metallic conduction sheet 115, and the resistor disc 116 of the two ends of metallic conduction sheet 115 and two orthoscopic is slidably matched; Resistor disc 116 is arranged on a base 119, and base 119 is fixedly connected with cylinder barrel 111.Along with pot inner pressure increases, output continuous signal is delivered to control device like this.
Can also be; As shown in figure 19, the end of connecting rod 114 is provided with tooth bar 117, also comprises a rotating potentiometer 118, and tooth bar 118 drives rotating potentiometer 118.
(3) application number: 201110113215.0 applyings date: on 04 26th, 2011, denomination of invention: a kind of signal output apparatus of heating container.
above-described is only preferential embodiment of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the principles of the present invention, can also make some improvement and modification, this is also considered as protection scope of the present invention.
Claims (16)
1. a pressure cooker, comprises a pot body, pot cover and electric heater, and described electric heater comprises drain pan, panel, heater and control device, and the front portion of panel is provided with guidance panel; Lower button bit on the upper button bit of pot cover and pot body opening coordinates; It is characterized in that: on described panel, be provided with several groups of signal contacts, the rounded distribution of groups of signal contacts;
On the outer peripheral face of described pot body, be provided with signal relay device, the bottom of signal relay device is provided with end output contact group, and groups of signal contacts and end output contact assembly are closed, and groups of signal contacts is communicated with control device;
Also comprise a safety device and signal output seat, described safety device is arranged on pot cover; Described signal output seat is along the radial direction setting of pot cover, signal output seat ring is around safety device, signal output seat covers signal output contact group at the longitudinal edge acies of pot cover, and described lid signal output contact group coordinates with the top input contact sets at signal relay device top;
On the lid of described safety device, there is the projection at diameter line two ends, in one or two projections, be provided with and cover contact, on described signal output seat, there are the single contact of a diameter line one end or two single contacts at diameter line two ends of the lid that is positioned at safety device, lid contact contacts cooperation with single contact, lid contact is connected with lid signal output contact group with single contact; Described safety device comprises interface, sealing ring, lid and the hold down gag on pot cover outer surface, and hold down gag comprises that hold down gag comprises an end annulus seat, arc chip muscle and connecting rod, and connecting rod coordinates with nut through the junction of arc chip muscle;
Signal output seat ring has the arcuate furrow perpendicular to signal output seat length around the position of safety device, described single contact is positioned at arcuate furrow bottom;
Lid contact has one, and single contact has one, and lid contact and projection are slidably matched with an arcuate furrow wall respectively; Or lid contact has two, single contact has two, and lid contact and arcuate furrow wall are slidably matched;
On described pot body, be provided with handle.
2. a kind of pressure cooker according to claim 1, is characterized in that: also comprise one first temperature sensor, the first temperature sensor is arranged in signal output seat and through pot cover in the space pot body and pot cover; The first temperature sensor is connected with lid signal output contact group.
3. a kind of pressure cooker according to claim 2, is characterized in that: also comprise one second temperature sensor, the second temperature sensor is arranged in signal relay device, and fits with bottom of pot body; The second temperature sensor is connected with end output contact group.
4. a kind of pressure cooker according to claim 1, is characterized in that: described signal relay device removably connects with pot body;
Described signal relay device comprises thermal insulation layer, main body, shell and sheet metal, and described thermal insulation layer is arranged in the cavity of the main body face relative with pot body, and shell is main body covered; On pot body, be provided with elastic component, elastic component coordinates with the hole clipping on thermal insulation layer;
The side that described sheet metal arranges the upper end of main body forms top input contact sets; Sheet metal is arranged on the bottom face of main body and forms end output contact group.
5. a kind of pressure cooker according to claim 1, is characterized in that: described groups of signal contacts has two, and groups of signal contacts is positioned at the both sides of panel fore-and-aft direction and is symmetrical arranged, and groups of signal contacts is positioned at front portion or the rear portion of panel;
Or described groups of signal contacts has four, groups of signal contacts is positioned at the both sides of panel fore-and-aft direction and is symmetrical arranged, and two groups of signal contacts are positioned at the front portion of panel, another two groups of signal contacts and are positioned at the rear portion of panel.
6. a kind of pressure cooker according to claim 5, is characterized in that: on the base plate of described pot body, be provided with three positioning convex, be provided with three locating holes on described panel, positioning convex and locating hole are chimeric.
7. according to a kind of pressure cooker described in claim 1,2,3,4,5 or 6, it is characterized in that: the top of described pot body is provided with annular case ring, and the lower end of described pot cover is positioned at annular case ring;
Also comprise signal transmission base, described signal transmission base comprises inner base frame, outer seat, inner seat, several elastic sheet metals and several contacts, the two ends of an elastic sheet metal arrange respectively a contact, elastic sheet metal is arranged in inner seat, inner seat is arranged in outer seat, in the contact holes of a contact from outer seat, stretches out; Another contact is through the contact holes of ring table shape case ring and inner base frame, and end is positioned at annular case ring; Joint pin on inner base frame passes annular case ring and inner seat and screws togather through the screw of outer seat;
Contact on inner base frame coordinates with lid signal output contact, and the contact on outer seat coordinates with top input contact sets.
8. according to a kind of pressure cooker described in claim 1,2,3,4,5 or 6, it is characterized in that: described electric heater is electromagnetic oven, heater is solenoid; On described bottom of pot body outer surface, there is positioning convex to coordinate with the locating hole on panel;
Or described electric heater is light-wave cooker, heater is optical wave tube; On described bottom of pot body outer surface, there is positioning convex to coordinate with the locating hole on panel.
9. according to a kind of pressure cooker described in claim 1,2,3,4,5 or 6, it is characterized in that: also comprise filtering table, on described filtering table, there is pore, the center of the filtering table spherical portion that raises up, there is connecting hole in spherical portion, connecting rod coordinates with nut through the connecting hole of filter disc, the top of spherical portion and arc chip muscle intersection laminating excessively.
10. a pressure cooker, comprises a pot body, pot cover and electric heater, and described electric heater comprises drain pan, panel, heater and control device, and the front portion of panel is provided with guidance panel; Lower button bit on the upper button bit of pot cover and pot body opening coordinates; It is characterized in that: on described panel, be provided with several groups of signal contacts, the rounded distribution of groups of signal contacts;
On the outer peripheral face of described pot body, be provided with signal relay device, the bottom of signal relay device is provided with end output contact group, and groups of signal contacts and end output contact assembly are closed, and groups of signal contacts is communicated with control device;
Also comprise the pressure sensor of a safety device, annular end cover and detection pot inner pressure;
Described safety device is arranged on pot cover, and the annular end is overlapped around safety device;
On the lid of described safety device, there is the projection at diameter line two ends, described safety device comprises interface, sealing ring, lid and the hold down gag on pot cover outer surface, hold down gag comprises an end annulus seat, arc chip muscle and connecting rod, and connecting rod coordinates with nut through the junction of arc chip muscle;
The annular end, has put arcuate furrow, and described projection contacts cooperation with arcuate furrow bottom; Projection is slidably matched with arcuate furrow wall;
Described pressure sensor is arranged on pot body, and is communicated with pot body cavity;
Described signal relay device comprises thermal insulation layer, main body, shell and sheet metal, and described thermal insulation layer is arranged in the cavity of the main body face relative with pot body, and shell is main body covered; On pot body, be provided with elastic component, elastic component coordinates with the hole clipping on thermal insulation layer;
Described sheet metal is arranged on the bottom face of main body and forms end output contact group; End output contact group is communicated with the end output contact group of relay;
On described pot body, be provided with handle.
11. a kind of pressure cookers according to claim 10, is characterized in that: described groups of signal contacts has two, and groups of signal contacts is positioned at the both sides of panel front and rear direction and is symmetrical arranged, and groups of signal contacts is positioned at front portion or the rear portion of panel;
Or be provided with four groups of signal contacts, and the rounded distribution of groups of signal contacts, wherein two groups of signal contacts are positioned at the front portion of panel, wherein two groups of signal contacts are positioned at the rear portion of panel.
12. a kind of pressure cookers according to claim 11, is characterized in that: on the base plate of described pot body, be provided with three positioning convex, be provided with three locating holes on described panel, positioning convex and locating hole are chimeric.
13. a kind of pressure cookers according to claim 10, is characterized in that: the link of described handle and pot body has the accommodating cavity of an end opening of hollow, and pressure sensor is arranged in accommodating cavity;
In the top walls panels of described accommodating cavity, have through hole, described through hole communicates with the relief hole on cylinder barrel; In the base wall panel of accommodating cavity, have holding wire hole, holding wire hole coordinates with signal relay device, and holding wire is through main body and shell and the end output contact group of holding wire hole and signal relay device.
14. a kind of pressure cookers according to claim 13, is characterized in that: a counterbore is arranged at the top of described through hole; Also comprise sealing ring and gas guide nozzle, sealing ring comprises body and outer flanging; The outer flanging of sealing ring is positioned at counterbore, and body is through through hole, and the end of body and the relief hole of cylinder barrel lean; Gas guide nozzle is positioned at the counterbore of through hole the outer flanging of press seal circle, and the wireway of gas guide nozzle inserts in the relief hole of cylinder barrel through sealing ring.
15. according to a kind of pressure cooker described in claim 13 or 14, it is characterized in that: also comprise the first temperature sensor and the second temperature sensor, described the first temperature sensor is arranged on pot body and stretches in pot body, and the first temperature sensor is communicated with end output contact group; Signal relay device covers the first temperature sensor and is positioned at the external position of pot;
The second temperature sensor is arranged in signal relay device, and with the outer surface laminating of pot body bottom, the second temperature sensor is communicated with end output contact group.
16. a kind of pressure cookers according to claim 15, is characterized in that: also comprise a thermistor, described thermistor is arranged on the base of pressure sensor, and with pot body outer surface laminating, thermistor is communicated with end output contact group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210417801.9A CN102871539B (en) | 2012-08-20 | 2012-10-29 | Pressure cooker |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210312719 | 2012-08-20 | ||
| CN201210312719.X | 2012-08-20 | ||
| CN201210417801.9A CN102871539B (en) | 2012-08-20 | 2012-10-29 | Pressure cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102871539A CN102871539A (en) | 2013-01-16 |
| CN102871539B true CN102871539B (en) | 2014-05-28 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220556199 Expired - Lifetime CN202891586U (en) | 2012-08-20 | 2012-10-29 | Pressure cooker |
| CN201210417801.9A Expired - Fee Related CN102871539B (en) | 2012-08-20 | 2012-10-29 | Pressure cooker |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220556199 Expired - Lifetime CN202891586U (en) | 2012-08-20 | 2012-10-29 | Pressure cooker |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202891586U (en) * | 2012-08-20 | 2013-04-24 | 乔林友 | Pressure cooker |
| CN104042109B (en) * | 2014-05-27 | 2016-09-28 | 浙江苏泊尔家电制造有限公司 | Electric food warmer |
| CN109691878B (en) * | 2017-10-24 | 2024-03-26 | 佛山市顺德区美的电热电器制造有限公司 | Cooking system, cooking control method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200960041Y (en) * | 2006-10-30 | 2007-10-17 | 佛山市顺德区爱德电器有限公司 | Multifunctional safety type electric pressure cooker |
| EP1950546A1 (en) * | 2005-10-25 | 2008-07-30 | Guangdong Elecpro Electric Appliance Holding Co., Ltd. | A pressure-detection method and detection device for eletric pressure cooker |
| CN102525261A (en) * | 2011-12-03 | 2012-07-04 | 乔林友 | Safety device for electric pressure cooker |
| CN202891586U (en) * | 2012-08-20 | 2013-04-24 | 乔林友 | Pressure cooker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7718928B2 (en) * | 2006-12-15 | 2010-05-18 | Zhigang He | Multifunction and safe electric pressure cooker |
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2012
- 2012-10-29 CN CN 201220556199 patent/CN202891586U/en not_active Expired - Lifetime
- 2012-10-29 CN CN201210417801.9A patent/CN102871539B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1950546A1 (en) * | 2005-10-25 | 2008-07-30 | Guangdong Elecpro Electric Appliance Holding Co., Ltd. | A pressure-detection method and detection device for eletric pressure cooker |
| CN200960041Y (en) * | 2006-10-30 | 2007-10-17 | 佛山市顺德区爱德电器有限公司 | Multifunctional safety type electric pressure cooker |
| CN102525261A (en) * | 2011-12-03 | 2012-07-04 | 乔林友 | Safety device for electric pressure cooker |
| CN202891586U (en) * | 2012-08-20 | 2013-04-24 | 乔林友 | Pressure cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202891586U (en) | 2013-04-24 |
| CN102871539A (en) | 2013-01-16 |
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Granted publication date: 20140528 Termination date: 20181029 |