CN102525260B - Sealing type electric pressure cooker with embedded cooker cover - Google Patents
Sealing type electric pressure cooker with embedded cooker cover Download PDFInfo
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- CN102525260B CN102525260B CN201110440073.9A CN201110440073A CN102525260B CN 102525260 B CN102525260 B CN 102525260B CN 201110440073 A CN201110440073 A CN 201110440073A CN 102525260 B CN102525260 B CN 102525260B
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- circular arc
- driven fastener
- sealing ring
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Abstract
A sealing type electric pressure cooker with an embedded cooker cover comprises the cooker cover, a cooker body, a sealing ring and a locking device. The locking device comprises a fastening position and a lock fastener mechanism, the fastening position is arranged on the inner wall of the cooker body, the lock fastener mechanism is disposed on the cooker cover, the sealing ring is disposed on the lock fastener mechanism, and the lock fastener mechanism is locked with the fastening position. Compared with the prior art, the sealing type electric pressure cooker with the structure does not have an outer cooker, and is simple in structure and low in cost. The sealing ring is disposed on the lock fastener mechanism on the cooker cover, the lock fastener mechanism is locked with the fastening position of the cooker body, sealing of the sealing ring, the cooker body and the cooker cover can be kept for a long time, and the service life of the sealing ring is prolonged.
Description
Technical field
The present invention relates to a kind of electric pressure cooking saucepan.
Background technology
Currently available technology, a kind of electric pressure cooking saucepan comprises interior pot, outer pot, sealing ring and pot cover, and sealing ring coordinates with interior pot, and the button bit of pot cover and the button bit of outer pot are sealed.Existing problems are: the one, and sealing ring is short service life, and the 2nd, poor sealing performance.
Summary of the invention
The object of the invention is: a kind of sealing type electric pressure cooker with embedded cooker cover is provided, and it not only has good airproof performance, long service life, and also simple in structure.
The present invention is achieved in that a kind of sealing type electric pressure cooker with embedded cooker cover, comprise pot cover, pot body and sealing ring, what it was special is: also comprise a lock uint, described lock uint comprises the button bit being arranged on internal wall pot body and is arranged on the latching device on pot cover;
Described sealing ring is arranged on latching device, and latching device and button bit are sealed.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: described button bit comprises supporting seat and the axial cylinder of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Described latching device comprises pedestal, packing holder, driving-disc and connection driving mechanism, and described pedestal comprises radial ringed seat and axially directed seat, on the internal ring wall of axially directed seat, has cannelure, and radial ringed seat is fixedly connected with pot cover;
Described connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and described drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, has a stop block on block plate; The screw rod of described hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod coordinates with the square opening on pot cover, and locking nut and threaded portion screw togather; Shaft inserts in screw rod and is rotatably assorted and liquid hermetic seal, and stop block coordinates stop bit with the stopper slot of connecting rod subordinate end; The head of screw rod embeds in the counterbore of handle, and the upper end of drive rod is the position of kidney-shaped inserts in the mounting hole of handle, and screw screws togather through handle and drive rod;
Described packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, the outer peripheral surface of the active fastener of circular arc and the driven fastener of circular arc has embedded groove, and the outer circumferential surface diameter of the active fastener of circular arc and the driven fastener of circular arc is identical; In the circumferential end faces of the active fastener of described circular arc, there is block; The interior circumferential surface laminating of the driven fastener of described block and circular arc, the circumferential end faces laminating of the driving and driven fastener of adjacent two circular arcs; The driving and driven fastener of circular arc and the ring stand pivot joint of driving and driven fastener top that is positioned at circular arc, limited location piece on the ring stand between driving and driven fastener; The upper frid of the embedded groove of driving and driven fastener embeds in the cannelure of axially directed seat;
On the inner surface of described sealing ring, have several arc convex, there is folding edge the lower end of circumferential exterior surface; Arc convex is chimeric with the embedded groove of active fastener, and the sealing ring between two arc convex and the embedded groove of driven fastener are chimeric, and folding is along fitting with the lower cell wall plate of embedded groove;
There is square hole at the center of described driving-disc, and radial edges has several spline tooths; The quantity of spline tooth is identical with the active fastener of circular arc or the quantity of driven fastener; At non-working condition, spline tooth is relative with driven fastener; When use, spline tooth surmounts block and drives driving and driven fastener radially outward to rotate; The folding of sealing ring, along fitting with the lower end of axial of button bit, reaches sealing;
The square hole of driving shaft and driving-disc is slidably matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and gear.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: the outside bending of upper shed of described pot body is made one and is obconic ring seat;
Described button bit also comprises that one is the Connection Block of rounding taper type, the circumferential exterior surface of Connection Block and the laminating of the internal face of ring seat, and Connection Block is fixedly connected with ring seat.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: described button bit comprises supporting seat and the axial cylinder of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Described latching device comprises annular pedestal, the fastening tongue of circular arc, driving-disc and connection driving mechanism, on the lower axial end face of described annular pedestal, has several pivoted holes, and its upper axial end face is fixedly connected with pot cover;
On the internal face of the fastening tongue of described circular arc, there is deep-slotted chip breaker; The pivoted hole pivot joint of one end of the fastening tongue of circular arc and annular pedestal;
There is square hole at the center of described driving-disc, and radial edges has several spline tooths; The quantity of spline tooth equates with the quantity of the fastening tongue of circular arc, and the deep-slotted chip breaker of spline tooth and the fastening tongue of circular arc is chimeric;
Described connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and described drive rod comprises shaft, square driving shaft and be positioned at shaft and the block plate of driving shaft intersection, and the cross section of the upper end of shaft is kidney-shaped; The screw rod of described hollow comprises head, non-return portion, threaded portion, and the non-return portion of screw rod coordinates with the square opening on pot cover, and locking nut and threaded portion screw togather; Shaft inserts in screw rod and is rotatably assorted and liquid hermetic seal, and the head of screw rod embeds in the counterbore of handle, and insert in the mounting hole of handle shaft upper end, and screw screws togather through handle and drive rod;
The square hole of driving shaft and driving-disc is slidably matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and gear;
The lower axial end of described sealing ring has interior flanging, has fastening glossal canal on the inwall of sealing ring; Sealing ring is enclosed within on the outer circumferential surface of annular pedestal, the lower axial end face laminating of interior flanging and annular pedestal; Sealing ring and the axially internal face laminating of cylinder.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: described button bit is several projections radially that arrange on internal wall pot body; On the internal wall pot body on projection top, there is annular table;
Described latching device comprises the coaming plate circumferential around pot cover, has first to fall level, second fall level on coaming plate, and the lower axial end of coaming plate has some clasps,
Described sealing ring comprises that annular plate and cylindrical shell form, and barrel jacket falls on the coaming plate between level at first, second, and annular plate and first falls level laminating; Annular plate reaches sealing with the annular table laminating on pot body.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: the coil around pot body is arranged at the bottom of described pot body, heat conductive insulating layer parcel coil, heat-insulation layer covers heat conductive insulating layer, and metal shell parcel heat-insulation layer is also fixedly connected with pot body;
On the base plate of metal shell, there is power socket.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: heat conductive insulating layer is arranged at the bottom of described pot body, and Electric radiant Heating Film covers heat conductive insulating layer, and heat-insulation layer covers Electric radiant Heating Film, metal shell parcel heat-insulation layer is also fixedly connected with pot body; On the base plate of metal shell, there is power socket.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: on described pot cover, be provided with the pressure sensor that heating container is used, or the signal output apparatus of piston-type heating container.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: described button bit comprises supporting seat and the axial cylinder of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Described latching device comprises pedestal, packing holder, driving-disc and connection driving mechanism, and described pedestal is annulus tubular, and the upper axial end of pedestal is fixedly connected with pot cover;
Described connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and described drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, has a stop block on block plate; The screw rod of described hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod coordinates with the square opening on pot cover, and locking nut and threaded portion screw togather; Shaft inserts in screw rod and is rotatably assorted and liquid hermetic seal, and stop block coordinates stop bit with the stopper slot of connecting rod subordinate end; The head of screw rod embeds in the counterbore of handle, and the upper end of drive rod is the position of kidney-shaped inserts in the mounting hole of handle, and screw screws togather through handle and drive rod;
Described packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, the pin joint seat pivot joint on the driven fastener of circular arc and the inner surface of pedestal, and the active fastener of circular arc is fixedly connected with ring stand; There is block one end of the active fastener radially inner side circumferential surface of described circular arc, the two ends overlap joint of the circumferential two ends of the radial outside of the active fastener of circular arc and the interior circumferential surface of driven fastener; Described ring stand is arranged between pin joint seat and pot cover; The driving and driven fastener of circular arc has pin plate;
There is annular slot the lower end of the interior circumferential surface of described sealing ring; The pin plate of annular slot and the driving and driven fastener of circular arc is chimeric; The sealing ring on annular slot top is enclosed within on the outer circumferential surface of pedestal;
There is square hole at the center of described driving-disc, and radial edges has several spline tooths; The quantity of spline tooth is identical with the active fastener of circular arc or the quantity of driven fastener; At non-working condition, spline tooth is relative with driven fastener; When use, spline tooth drives active fastener to radially outward rotating, and initiatively fastener drives driven fastener; The axial cylinder laminating of the outer circumferential surface of sealing ring and button bit reaches sealing;
The square hole of driving shaft and driving-disc is slidably matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and gear.
Described a kind of sealing type electric pressure cooker with embedded cooker cover, its special character is: the axial cylinder of described button bit is rounding taper type.
A kind of sealing type electric pressure cooker with embedded cooker cover of the present invention, owing to adopting such structure, compared with prior art, saves outer pot, and simple in structure, cost is low; Sealing ring is arranged on the latching device on pot cover, and latching device is sealed with the button bit of pot body, can keep for a long time sealing ring and pot body and pot cover sealing, extends the service life of sealing ring.
Brief description of the drawings
Fig. 1 is cutaway view of the present invention.
Fig. 1-1st, the partial enlarged drawing of Fig. 1.
Fig. 2 is stereogram of the present invention.
Fig. 3 is one of 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 drive rod stereogram that the present invention connects driving mechanism.
Fig. 6 is the stereogram that the present invention connects the screw rod of the hollow of driving mechanism.
Fig. 7 is the front view of packing holder of the present invention and driving-disc matching relationship.
Fig. 8 is the cutaway view of the another kind of embodiment of pot body of the present invention.
Fig. 9 is one of three-dimensional exploded view of second embodiment of the invention.
Figure 10 be second embodiment of the invention three-dimensional exploded view two.
Figure 11 is one of three-dimensional exploded view of third embodiment of the invention.
Figure 12 be third embodiment of the invention three-dimensional exploded view two.
Figure 13 is the cutaway view of third embodiment of the invention.
Figure 14 is the sectional perspective exploded view of the signal output apparatus of a kind of piston-type heating container of the present invention.
Figure 15 is the three-dimensional exploded view of the relief valve of the signal output apparatus of a kind of piston-type heating container of the present invention.
Figure 16 is the three-dimensional exploded view of the 4th kind of embodiment of the present invention.
Figure 17 is one of three-dimensional exploded view of the driving-disc of the 4th kind of embodiment of the present invention, initiatively fastener and driven fastener position relationship.
Figure 18 be the driving-disc of the 4th kind of embodiment of the present invention, initiatively fastener and driven fastener position relationship three-dimensional exploded view two.
Figure 19 is the partial sectional view of the 4th kind of embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1
As shown in Fig. 1, Fig. 1-1, Fig. 2, Fig. 3, Fig. 4, a kind of sealing type electric pressure cooker with embedded cooker cover, comprise pot cover 1, pot body 2 and sealing ring 3, also comprise a lock uint, described lock uint comprises the button bit 21 being arranged on pot body 2 inwalls and is arranged on the latching device on pot cover 1;
Described sealing ring 3 is arranged on latching device, and latching device and button bit 21 are sealed.
Described button bit 21 comprises supporting seat 211 and the axial cylinder 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 2 inwalls;
Described latching device comprises pedestal 4, packing holder 5, driving-disc 6 and is connected driving mechanism, described pedestal 4 comprises radial ringed seat 41 and axially directed seat 42, on the internal ring wall of axially directed seat 42, there is cannelure 421, radial ringed seat 41 is fixedly connected with pot cover 1, can adopt rivet, or the mode of butt-joint;
Described connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow, as shown in Figure 5, described drive rod 74 comprises shaft 741, square driving shaft 742, is positioned at the block plate 743 of shaft and driving shaft intersection, has stop block 744 on block plate; As shown in Figure 7, the screw rod 72 of described hollow comprises head 721, non-return portion 722, threaded portion 723 and connecting rod portion 724; The non-return portion 722 of screw rod 71 coordinates with the square opening on pot cover 1, and non-return portion embeds in the square opening on pot cover 1; Locking nut 73 screws togather with threaded portion 723, and screw rod 72 is fixed on pot cover 1; Shaft 741 inserts in screw rod 72 and is rotatably assorted and liquid hermetic seal, the lower end limited location groove of the connecting rod portion 724 of screw rod 72, stopper slot coordinates stop bit with stop block 744, ensure that drive rod 74 is clockwise or rotate counterclockwise certain angle, ensure that driving-disc 6 turns an angle, drive the active fastener 52 of circular arc; The head 721 of screw rod 72 embeds in the counterbore of handle 71, and the upper end of drive rod 74 is the position 7411 of kidney-shaped inserts in the mounting hole of handle 71, and screw screws togather through handle 71 and drive rod 74.
As shown in Fig. 4, Fig. 6, described packing holder 5 comprises the active fastener 52 of the rounded ring stand in cross section 51, circular arc and the driven fastener 53 of circular arc, the outer peripheral surface of the active fastener 52 of circular arc and the driven fastener 53 of circular arc has embedded groove, and the outer circumferential surface diameter of the active fastener 52 of circular arc and the driven fastener 53 of circular arc is identical; In the circumferential end faces of the active fastener 52 of described circular arc, there is block 521; Described block 521 is fitted with the interior circumferential surface of the driven fastener 53 of circular arc, the circumferential end faces laminating of the driving and driven fastener 52,53 of adjacent two circular arcs; The driving and driven fastener 52,53 of circular arc and be positioned at ring stand 51 pivot joints of driving and driven fastener 52,53 tops of circular arc, limited location piece 511 on ring stand between the driving and driven fastener 52,53 of circular arc, limited block 511 is radially protruded and forms to the center of circle by ring stand, can prevent that so the driving and driven fastener 52,53 of circular arc from moving along ring stand 51; In cannelure 421 on the internal ring wall of the axially directed seat 421 of upper frid embedding of the embedded groove of driving and driven fastener 52,53;
As shown in Figure 4, have several arc convex 31 on the inner surface of described sealing ring 3, there is folding the lower end of circumferential exterior surface along 32; The embedded groove of arc convex 31 and initiatively fastener 52 is chimeric, and the sealing ring 3 between two arc convex 31 is chimeric with the embedded groove of driven fastener 53, and folding is fitted with the lower cell wall plate of embedded groove along 32;
As shown in Figure 6, there is square hole at the center of described driving-disc 6, and radial edges has several spline tooths 61; The quantity of spline tooth 61 is identical with the active fastener 52 of circular arc or the quantity of driven fastener 53; At non-working condition, spline tooth 61 is relative with driven fastener 53; When use, spline tooth 61 surmounts block 521 and drives driving and driven fastener 52,53 radially outward to rotate, and that is to say that driving and driven fastener 52,53 is taking ring stand 51 as axle, and driving and driven fastener 52,53 rotates around ring stand 51; The folding of sealing ring 33 reaches sealing along 32 with the lower end laminating of axial 212 of button bit 21, seals with a pot body 2 thereby realize pot cover 1; Even the rising of pot pressure, pot cover 1 is to top offset, and the lower cell wall plate of embedded groove compresses folding along 32, and folding is fitted tightly with axial cylinder 212 more along 32.When axially cylinder 212 is rounding frustum, axially the lower end of cylinder 212 more closely cooperates along 32 with folding.
Driving shaft 742 is slidably matched with the square hole of driving-disc 6, and there is gear the lower end of driving shaft 742, and driving-disc 6 is on the driving shaft 742 between block plate 743 and gear.
As further improvement of this embodiment: the outside bending of upper shed of described pot body 2 is made one and is obconic ring seat 22;
Described button bit 21 also comprises that one is the Connection Block 213 of rounding taper type, the internal face laminating of the circumferential exterior surface of Connection Block 213 and ring seat 22, and Connection Block 213 is fixedly connected with ring seat 22.
As shown in Figure 2, the coil 2A around pot body is arranged at the bottom of described pot body 2, heat conductive insulating layer 2B parcel coil 2A, and heat-insulation layer 2C covers heat conductive insulating layer 2B, and metal shell 2D parcel heat-insulation layer 2C is also solidly connected with pot body 2; On the base plate of metal shell 2D, there is power socket 2E.
Heat conductive insulating layer 2B arranged at the bottom of described pot body 2, and Electric radiant Heating Film covers heat conductive insulating layer 2B, and heat-insulation layer 2C covers Electric radiant Heating Film, and metal shell 2D parcel heat-insulation layer 2C is also solidly connected with pot body 2; On the base plate of metal shell, there is power socket.
Embodiment 2
As shown in Figure 9, Figure 10, described button bit 21 comprises supporting seat 211 and the axial cylinder 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 2 inwalls;
Described latching device comprises annular pedestal 8, driving-disc 6, the fastening tongue 9 of circular arc and is connected driving mechanism, and on the lower axial end face of described annular pedestal 8, have several pivoted holes, its upper axial end face is fixedly connected with pot cover 1;
On the internal face of the fastening tongue 9 of described circular arc, there is deep-slotted chip breaker; One end of the fastening tongue 9 of circular arc and the pivoted hole pivot joint of annular pedestal 8;
There is square hole at the center of described driving-disc 6, and radial edges has several spline tooths 61; The quantity of spline tooth 61 equates with the quantity of the fastening tongue 9 of circular arc, and spline tooth 61 is chimeric with the deep-slotted chip breaker of the fastening tongue 9 of circular arc;
Described connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow, shown in Fig. 5, described drive rod 74 comprises shaft 741, square driving shaft 742 and is positioned at shaft and the block plate of driving shaft intersection 743, and the cross section of the upper end of shaft is kidney-shaped; The screw rod 72 of described hollow comprises head 721, non-return portion 722, threaded portion 723, and the non-return portion of screw rod 72 coordinates with the square opening on pot cover 1, and locking nut 73 screws togather with threaded portion; Shaft 741 inserts in screw rod 72 and is rotatably assorted and liquid hermetic seal, and the head 721 of screw rod 72 embeds in the counterbore of handle 71, and insert in the mounting hole of handle 71 shaft upper end, and screw screws togather through handle 71 and drive rod 74;
Driving shaft 742 is slidably matched with the square hole of driving-disc 6, and there is gear the lower end of driving shaft 742, and driving-disc 6 is on the driving shaft 742 between block plate 743 and gear;
The lower axial end of described sealing ring 3 has interior flanging 33, has fastening glossal canal 34 on the inwall of sealing ring 3; Sealing ring 3 is enclosed within on the outer circumferential surface of annular pedestal 8, and interior flanging 33 is fitted with the lower axial end face of annular pedestal 8; Sealing ring 3 is fitted with the internal face of the axial cylinder 212 of button bit 21.
In use, rotary handle 71, drive rod 74 drives driving-disc 6 to rotate, and the spline tooth 61 of driving-disc 6 rotates the fastening tongue 9 of circular arc, and the fastening tongue 9 of circular arc makes sealing ring 3 and the internal face laminating of the axial cylinder 212 of button bit 21 reach sealing.
Adopt such structure, damage ineffective at signal output apparatus 11, and in the situation of control device damage, pot inner pressure raises, pot cover 1 moves up, and the fastening tongue 9 of circular arc moves up, now no longer press seal circle 3 of the fastening tongue 9 of circular arc, pot inner pressure, from pressure release between the axial cylinder 212 of sealing ring 3 and button bit 21, reaches safe object.
Embodiment 3
As shown in Figure 11, Figure 12, Figure 13, described button bit 21 is for arranging several projections radially on pot body 2 inwalls; On pot body 2 inwalls on projection top, there is annular table 23;
Described latching device comprises the coaming plate 10 circumferential around pot cover 1, on coaming plate 10, have first fall level 101, second fall level 102, the lower axial end of coaming plate 10 has some clasps 103,
Described sealing ring 3 comprises that annular plate 3A and cylindrical shell 3B form, and cylindrical shell 3B is enclosed within first and falls level 101 and second and fall on the coaming plates 10 between level 102, annular plate 3A with fall level 101 and fit.The annular plate 3A of sealing ring 3 fits tightly and reaches sealing with the annular table 23 of pot body 2, the inwall laminating of the pot body 1 of the circumferential exterior surface of cylindrical shell 3B and annular table 23 bottoms.
Clasp 103 on pot cover 1 fastens with the button bit 21 on pot body 2.
On described pot cover 1, be provided with the pressure sensor that heating container is used, the pressure sensor that electric pressure cooking saucepan is used or the signal output apparatus of piston-type heating container 11.
Invention and created name: the pressure sensor that a kind of heating container is used, the applying date: on 09 15th, 2010, application number: 201010289928.8;
Invention and created name: the pressure sensor that a kind of electric pressure cooking saucepan is used, the applying date: on October 28th, 2010, application number: 201010550695.2,
Invention and created name: a kind of signal output apparatus of piston-type heating container, application: on April 18th, 2011, application number: 201110105105.X.It comprises cylinder barrel, piston, spring and connecting rod, it is characterized in that: also comprise cylinder cap, a pedestal, a transmission device, a pressure relief device and a signal generation apparatus with centre bore;
Described pedestal has the cavity of a under shed, also has escape pipe and the relief hole vertical with pedestal on pedestal, and relief hole 111 coordinates with pressure relief device 112; On the actuator 113 of described transmission device, there is drive hole.
Pressure relief device 112 comprises spool 1121, valve rod 1122 and valve body 1123, and valve body 1122 is fixedly connected with the interface at relief hole 111 places, and the axial pore on spool 1121 and relief hole are connected pressure release in a certain phase place; Valve rod 1122 stretches out from valve body 1123, has follower lever 1124 on spool 1122, has gathering sill 11231 on valve body 1123, and follower lever 1124 coordinates with drive hole on actuator 113.In the time that the pressure in heating container reaches maximum pressure, actuator 113 drives follower lever 1124, and spool 1124 rotates, and the axial pore on spool 1121 is communicated with relief hole, and pressure release.
Embodiment 4
As shown in Figure 16, Figure 17, Figure 18, Figure 19, described button bit 21 comprises supporting seat 211 and the axial cylinder 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 1 inwall;
As shown in figure 16, and with reference to shown in Fig. 1, Fig. 5, described connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow, described drive rod 74 comprises shaft 741, square driving shaft 743, is positioned at the block plate 743 of shaft and driving shaft intersection, has a stop block 744 on block plate 743; As shown in Figure 7, the screw rod 72 of described hollow comprises head 721, non-return portion 722, threaded portion 723 and connecting rod portion 724, and the non-return portion 722 of screw rod 72 coordinates with the square opening on pot cover 1, and locking nut 73 screws togather with threaded portion 723; Shaft 741 inserts in screw rod 72 and is rotatably assorted and liquid hermetic seal, and stop block 744 coordinates stop bit with the stopper slot of connecting rod portion 724 lower ends; The head 721 of screw rod 72 embeds in the counterbore of handle 71, and the upper end of drive rod 74 is the position of kidney-shaped inserts in the mounting hole of handle 71, and screw screws togather through handle 71 and drive rod 74;
Described packing holder 5 comprises the active fastener 52 of the rounded ring stand in cross section 51, circular arc and the driven fastener 53 of circular arc, pin joint seat 4A pivot joint on the driven fastener 53 of circular arc and the inner surface of pedestal 4, the active fastener 52 of circular arc is fixedly connected with ring stand 51; There is block 52A one end of the active fastener 52 radially inner side circumferential surfaces of described circular arc, the two ends overlap joint of the circumferential two ends of the radial outside of the active fastener 52 of circular arc and the interior circumferential surface of driven fastener 53; As shown in figure 19, described ring stand 51 is arranged between pin joint seat 4A and pot cover 1, pin joint seat 4A support ring frame 51; The driving and driven fastener 52,53 of circular arc has pin plate, and pin plate stretches out from the lower axial end of pedestal 4; Block 52A plays the effect of stop bit to driving-disc 6.Ring stand 51 has elasticity.
There is annular slot 3A the lower end of the interior circumferential surface of described sealing ring 3; The pin plate of the driving and driven fastener 52,53 of annular slot 3A and circular arc is chimeric; The sealing ring 3 on annular slot 3A top is enclosed within on the outer circumferential surface of pedestal 4;
There is square hole at the center of described driving-disc 6, and radial edges has several spline tooths 61; The quantity of spline tooth 61 is identical with the active fastener 52 of circular arc or the quantity of driven fastener 53; At non-working condition, spline tooth 61 is relative with driven fastener 53; When use, spline tooth 61 drives active fastener 53 to radially outward rotating, and initiatively fastener 52 drives driven fastener 53; Axial cylinder 212 laminatings of the outer circumferential surface of sealing ring 3 and button bit 21 reach sealing;
Driving shaft 743 is slidably matched with the square hole of driving-disc 6, and there is gear the lower end of driving shaft 743, and driving-disc 6 is on the driving shaft 743 between block plate 743 and gear.
The axial cylinder 212 of described button bit 21 is rounding taper type.
Adopt such structure, damage ineffective at signal output apparatus 11, and in the situation of control device damage, pot inner pressure raises, pot cover 1 moves up, initiatively fastener 52, driven fastener 53 move up, now active fastener 52, no longer press seal circle 3 of driven fastener 53, and pot inner pressure is from pressure release between the axial cylinder 212 of sealing ring 3 and button bit 21.
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 (5)
1. a sealing type electric pressure cooker with embedded cooker cover, comprises pot cover, pot body, sealing ring and lock uint, and described lock uint comprises the button bit being arranged on internal wall pot body and is arranged on the latching device on pot cover; Described sealing ring is arranged on latching device, and latching device and button bit are sealed; It is characterized in that:
Described button bit comprises supporting seat and the axial cylinder of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Described latching device comprises pedestal, packing holder, driving-disc and connection driving mechanism, and described pedestal comprises radial ringed seat and axially directed seat, on the internal ring wall of axially directed seat, has cannelure, and radial ringed seat is fixedly connected with pot cover;
Described connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and described drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, has a stop block on block plate; The screw rod of described hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod coordinates with the square opening on pot cover, and locking nut and threaded portion screw togather; Shaft inserts in screw rod and is rotatably assorted and liquid hermetic seal, and stop block coordinates stop bit with the stopper slot of connecting rod subordinate end; The head of screw rod embeds in the counterbore of handle, and the upper end of drive rod is the position of kidney-shaped inserts in the mounting hole of handle, and screw screws togather through handle and drive rod;
Described packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, the outer peripheral surface of the active fastener of circular arc and the driven fastener of circular arc has embedded groove, and the outer circumferential surface diameter of the active fastener of circular arc and the driven fastener of circular arc is identical; In the circumferential end faces of the active fastener of described circular arc, there is block; The interior circumferential surface laminating of the driven fastener of described block and circular arc, the circumferential end faces laminating of the driving and driven fastener of adjacent two circular arcs; The driving and driven fastener of circular arc and the ring stand pivot joint of driving and driven fastener top that is positioned at circular arc, limited location piece on the ring stand between driving and driven fastener; The upper frid of the embedded groove of driving and driven fastener embeds in the cannelure of axially directed seat;
On the inner surface of described sealing ring, have several arc convex, there is folding edge the lower end of circumferential exterior surface; Arc convex is chimeric with the embedded groove of active fastener, and the sealing ring between two arc convex and the embedded groove of driven fastener are chimeric, and folding is along fitting with the lower cell wall plate of embedded groove;
There is square hole at the center of described driving-disc, and radial edges has several spline tooths; The quantity of spline tooth is identical with the active fastener of circular arc or the quantity of driven fastener; At non-working condition, spline tooth is relative with driven fastener; When use, spline tooth surmounts block and drives driving and driven fastener radially outward to rotate; The folding of sealing ring, along fitting with the lower end of axial of button bit, reaches sealing;
The square hole of driving shaft and driving-disc is slidably matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and gear.
2. a kind of sealing type electric pressure cooker with embedded cooker cover according to claim 1, is characterized in that: the outside bending of upper shed of described pot body is made one and is obconic ring seat;
Described button bit also comprises that one is the Connection Block of rounding taper type, the circumferential exterior surface of Connection Block and the laminating of the internal face of ring seat, and Connection Block is fixedly connected with ring seat.
3. a kind of sealing type electric pressure cooker with embedded cooker cover according to claim 1 and 2, it is characterized in that: the coil around pot body is arranged at the bottom of described pot body, heat conductive insulating layer parcel coil, heat-insulation layer covers heat conductive insulating layer, and metal shell parcel heat-insulation layer is also fixedly connected with pot body;
On the base plate of metal shell, there is power socket.
4. a sealing type electric pressure cooker with embedded cooker cover, comprises pot cover, pot body, sealing ring and lock uint, and described lock uint comprises the button bit being arranged on internal wall pot body and is arranged on the latching device on pot cover; Described sealing ring is arranged on latching device, and latching device and button bit are sealed; It is characterized in that: described button bit comprises supporting seat and the axial cylinder of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Described latching device comprises pedestal, packing holder, driving-disc and connection driving mechanism, and described pedestal is annulus tubular, and the upper axial end of pedestal is fixedly connected with pot cover;
Described connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and described drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, has a stop block on block plate; The screw rod of described hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod coordinates with the square opening on pot cover, and locking nut and threaded portion screw togather; Shaft inserts in screw rod and is rotatably assorted and liquid hermetic seal, and stop block coordinates stop bit with the stopper slot of connecting rod subordinate end; The head of screw rod embeds in the counterbore of handle, and the upper end of drive rod is the position of kidney-shaped inserts in the mounting hole of handle, and screw screws togather through handle and drive rod;
Described packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, the pin joint seat pivot joint on the driven fastener of circular arc and the inner surface of pedestal, and the active fastener of circular arc is fixedly connected with ring stand; There is block one end of the active fastener radially inner side circumferential surface of described circular arc, the two ends overlap joint of the circumferential two ends of the radial outside of the active fastener of circular arc and the interior circumferential surface of driven fastener; Described ring stand is arranged between pin joint seat and pot cover, pin joint seat support ring frame; The driving and driven fastener of circular arc has pin plate;
There is annular slot the lower end of the interior circumferential surface of described sealing ring; The pin plate of annular slot and the driving and driven fastener of circular arc is chimeric; The sealing ring on annular slot top is enclosed within on the outer circumferential surface of pedestal;
There is square hole at the center of described driving-disc, and radial edges has several spline tooths; The quantity of spline tooth is identical with the active fastener of circular arc or the quantity of driven fastener; At non-working condition, spline tooth is relative with driven fastener; When use, spline tooth drives active fastener to radially outward rotating, and initiatively fastener drives driven fastener; The axial cylinder laminating of the outer circumferential surface of sealing ring and button bit reaches sealing;
The square hole of driving shaft and driving-disc is slidably matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and gear.
5. a kind of sealing type electric pressure cooker with embedded cooker cover according to claim 4, is characterized in that: the axial cylinder of described button bit is rounding taper type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110440073.9A CN102525260B (en) | 2011-10-24 | 2011-12-01 | Sealing type electric pressure cooker with embedded cooker cover |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110337585 | 2011-10-24 | ||
| CN201110337585.2 | 2011-10-24 | ||
| CN201110440073.9A CN102525260B (en) | 2011-10-24 | 2011-12-01 | Sealing type electric pressure cooker with embedded cooker cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102525260A CN102525260A (en) | 2012-07-04 |
| CN102525260B true CN102525260B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110440073.9A Expired - Fee Related CN102525260B (en) | 2011-10-24 | 2011-12-01 | Sealing type electric pressure cooker with embedded cooker cover |
| CN201210090318.4A Expired - Fee Related CN102613886B (en) | 2011-10-24 | 2012-03-24 | Cooker cover embedded sealed electric pressure cooker |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210090318.4A Expired - Fee Related CN102613886B (en) | 2011-10-24 | 2012-03-24 | Cooker cover embedded sealed electric pressure cooker |
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| Country | Link |
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| CN (2) | CN102525260B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525260B (en) * | 2011-10-24 | 2014-09-17 | 乔林友 | Sealing type electric pressure cooker with embedded cooker cover |
| CN108542254B (en) * | 2016-07-22 | 2020-10-23 | 永康市德派厨具有限公司 | Frying pan capable of improving steaming and stewing pressure |
| CN107616685B (en) * | 2017-10-18 | 2022-09-23 | 常熟卡斯玛因厨具有限公司 | Vacuum low pressure cooker |
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| CN201438928U (en) * | 2009-07-25 | 2010-04-21 | 广东伊立浦电器股份有限公司 | Sealing mechanism of vehicle-mounted slow cooker |
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| SU1517929A1 (en) * | 1988-02-01 | 1989-10-30 | Р. О. Сироткин и М. С. Исмагилов | Fast cooker |
| CN2083825U (en) * | 1990-05-18 | 1991-08-28 | 中国科学院西安光学精密机械研究所 | Electric heating apparatus |
| CN1704002A (en) * | 2004-05-27 | 2005-12-07 | 乐金电子(天津)电器有限公司 | Induction heating type electric cooker |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102613886B (en) | 2014-09-17 |
| CN102525260A (en) | 2012-07-04 |
| CN102613886A (en) | 2012-08-01 |
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