CN102525260A - 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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- CN102525260A CN102525260A CN2011104400739A CN201110440073A CN102525260A CN 102525260 A CN102525260 A CN 102525260A CN 2011104400739 A CN2011104400739 A CN 2011104400739A CN 201110440073 A CN201110440073 A CN 201110440073A CN 102525260 A CN102525260 A CN 102525260A
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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
Present prior art, a kind of electric pressure cooking saucepan comprises interior pot, outer pot, sealing ring and pot cover, and sealing ring cooperates 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 objective of the invention is: provide a kind of pot cover to embed sealed electric pressure cooking saucepan, 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 pot cover embeds sealed electric pressure cooking saucepan; Comprise pot cover, pot body and sealing ring; What it was special is: also comprise a lock uint, said lock uint comprises the button bit that is arranged on the internal wall pot body and is arranged on the latching device on the pot cover;
Said sealing ring is arranged on the latching device, and latching device and button bit are sealed.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises pedestal, packing holder, driving-disc and is connected driving mechanism, and said pedestal comprises radial ringed seat and axially directed seat, on the internal ring wall of axially directed seat cannelure is arranged, and radial ringed is fixedly connected with pot cover;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, and a stop block is arranged on the block plate; The screw rod of said hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and stop block cooperates 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 waist shape inserts in the mounting hole of handle, and screw passes handle and drive rod screws togather;
Said packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc; There is embedded groove on the outer circumferential surface of the active fastener of circular arc and the driven fastener of circular arc, and the outer circumferential surface diameter of the active fastener of circular arc and the driven fastener of circular arc is identical; On the circumferential end faces of the active fastener of said circular arc block is arranged; The interior circumferential surface of the driven fastener of said block and circular arc is fitted, and the circumferential end faces of the driving and driven fastener of adjacent two circular arcs is fitted; The driving and driven fastener of circular arc articulates with the ring stand of the driving and driven fastener top that is positioned at circular arc, on the ring stand between the driving and driven fastener limited block is arranged; The last frid of the embedded groove of driving and driven fastener embeds in the cannelure of axially directed seat;
Several arc convex are arranged on the inner surface of said sealing ring, and there is the folding edge lower end of circumferential exterior surface; Arc convex is chimeric with the embedded groove of fastener initiatively, and the sealing ring between two arc convex is chimeric with the embedded groove of driven fastener, the following cell wall plate applying of folding edge and embedded groove;
There is square hole at the center of said driving-disc, and radial edges has several spline tooths; The active fastener of the quantity of spline tooth and circular arc or the quantity of driven fastener are identical; At non-working condition, spline tooth is relative with driven fastener; During use, spline tooth surmounts block and drives driving and driven fastener and radially outward rotate; Fitting with the lower end of the axial tube of button bit in the folding edge of sealing ring, reaches sealing;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: the outside bending of upper shed of said pot body is processed one and is obconic ring seat;
Said button bit comprises that also one is the Connection Block of rounding taper type, and the circumferential exterior surface of Connection Block is fitted with the internal face of ring seat, and Connection Block is fixedly connected with the ring seat.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises annular pedestal, the fastening tongue of circular arc, driving-disc and is connected driving mechanism that on the lower axial end face of said annular pedestal several pivoted holes are arranged, its upper axial end face is fixedly connected with pot cover;
On the internal face of the fastening tongue of said circular arc deep-slotted chip breaker is arranged; One end of the fastening tongue of circular arc and the pivoted hole of annular pedestal articulate;
There is square hole at the center of said driving-disc, and radial edges has several spline tooths; The quantity of spline tooth equates that with the quantity of the fastening tongue of circular arc the deep-slotted chip breaker of spline tooth and the fastening tongue of circular arc is chimeric;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft and be positioned at shaft and the block plate of driving shaft intersection that the cross section of the upper end of shaft is waist shape; The screw rod of said hollow comprises head, non-return portion, threaded portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and the head of screw rod embeds in the counterbore of handle, and insert in the mounting hole of handle the shaft upper end, and screw passes handle and drive rod screws togather;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear;
The lower axial end of said sealing ring has interior flanging, and fastening glossal canal is arranged on the inwall of sealing ring; Sealing ring is enclosed within on the outer circumferential surface of annular pedestal, and the lower axial end face of interior flanging and annular pedestal is fitted; Sealing ring and the axially internal face applying of tube.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: said button bit is several convexities radially that are provided with on the internal wall pot body; On the internal wall pot body on protruding top annular table is arranged;
Said latching device comprises around the circumferential coaming plate of pot cover, has first to fall level, second and fall level on the coaming plate, and the lower axial end of coaming plate has some clasps,
Said sealing ring comprises that annular plate and cylindrical shell constitute, and barrel jacket falls on the coaming plate between the level at first, second, and annular plate and first falls level and fits; The annular plate is fitted with the annular table on the pot body and is reached sealing.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: the coil around the pot body is arranged at the bottom of said pot body, heat conductive insulating layer parcel coil, and heat-insulation layer covers the heat conductive insulating layer, and metal shell wraps up heat-insulation layer and is fixedly connected with the pot body;
On the base plate of metal shell power socket is arranged.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: the heat conductive insulating layer is arranged at the bottom of said pot body, and Electric radiant Heating Film covers the heat conductive insulating layer, and heat-insulation layer covers Electric radiant Heating Film, and metal shell wraps up heat-insulation layer and is fixedly connected with the pot body; On the base plate of metal shell power socket is arranged.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: said pot cover is provided with the pressure sensor that heating container is used, or the signal output apparatus of piston type heating container.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises pedestal, packing holder, driving-disc and is connected driving mechanism, and said pedestal is the annulus tubular, and the upper axial end of pedestal is fixedly connected with pot cover;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, and a stop block is arranged on the block plate; The screw rod of said hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and stop block cooperates 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 waist shape inserts in the mounting hole of handle, and screw passes handle and drive rod screws togather;
Said packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, and the pin joint seat on the driven fastener of circular arc and the inner surface of pedestal articulates, and the active fastener of circular arc is fixedly connected with ring stand; One end of the active fastener radially inner side circumferential surface of said circular arc has block, 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; Said ring stand is arranged between pin joint seat and the 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 said 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 said driving-disc, and radial edges has several spline tooths; The active fastener of the quantity of spline tooth and circular arc or the quantity of driven fastener are identical; At non-working condition, spline tooth is relative with driven fastener; During use, spline tooth drives the active fastener to radially outwards rotating, and initiatively fastener drives driven fastener; The axial tube of the outer circumferential surface of sealing ring and button bit is fitted and is reached sealing;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear.
Described a kind of pot cover embeds sealed electric pressure cooking saucepan, and its special character is: the axial tube of said button bit is the rounding taper type.
A kind of pot cover of the present invention embeds sealed electric pressure cooking saucepan, owing to adopt 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 the pot cover, and latching device is sealed with the button bit of pot body, can keep sealing ring and pot body and pot cover sealing for a long time, prolongs the service life of sealing ring.
Description of drawings
Fig. 1 is a cutaway view of the present invention.
Fig. 1-the 1st, the partial enlarged drawing of Fig. 1.
Fig. 2 is a stereogram of the present invention.
Fig. 3 is one of three-dimensional exploded view of the present invention.
Fig. 4 is two of a 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 of the screw rod of the present invention's hollow of connecting 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 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 the driving-disc of the 4th kind of embodiment of the present invention, one of the three-dimensional exploded view of fastener and driven fastener position relation initiatively.
Figure 18 be the driving-disc of the 4th kind of embodiment of the present invention, initiatively fastener and driven fastener position relation three-dimensional exploded view two.
Figure 19 is the partial sectional view of the 4th kind of embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Like Fig. 1, Fig. 1-1, Fig. 2, Fig. 3, shown in Figure 4; A kind of pot cover embeds sealed electric pressure cooking saucepan; Comprise pot cover 1, pot body 2 and sealing ring 3, also comprise a lock uint, said lock uint comprises the button bit 21 that is arranged on pot body 2 inwalls and is arranged on the latching device on the pot cover 1;
Said sealing ring 3 is arranged on the latching device, and latching device and button bit 21 are sealed.
Said button bit 21 comprises the supporting seat 211 and axial tube 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 2 inwalls;
Said latching device comprises pedestal 4, packing holder 5, driving-disc 6 and is connected driving mechanism; Said pedestal 4 comprises radial ringed seat 41 and axially directed seat 42; On the internal ring wall of axially directed seat 42 cannelure 421 is arranged; Radial ringed seat 41 is fixedly connected with pot cover 1, can adopt rivet, or the mode of butt-joint;
Said connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow; As shown in Figure 5; Said drive rod 74 comprises shaft 741, square driving shaft 742, is positioned at the block plate 743 of shaft and driving shaft intersection, and stop block 744 is arranged on the block plate; As shown in Figure 7, the screw rod 72 of said 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 cooperates with square opening on the pot cover 1, and promptly non-return portion embeds in the square opening on the pot cover 1; Locking nut 73 screws togather with threaded portion 723, and screw rod 72 is fixed on the pot cover 1; Shaft 741 inserts in the screw rod 72 and is rotatably assorted and the liquid hermetic seal; There is stopper slot the lower end of the connecting rod portion 724 of screw rod 72; Stopper slot cooperates stop bit with stop block 744; Guarantee that drive rod 74 clockwise or rotate counterclockwise certain angle, guarantees 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 waist shape inserts in the mounting hole of handle 71, and screw passes handle 71 and screws togather with drive rod 74.
Like Fig. 4, shown in Figure 6; Said 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; There is embedded groove on the outer circumferential surface of the active fastener 52 of circular arc and the driven fastener 53 of circular arc, and the outer circumferential surface diameter of the active fastener 52 of circular arc and the driven fastener 53 of circular arc is identical; On the circumferential end faces of the active fastener 52 of said circular arc block 521 is arranged; Said block 521 is fitted with the interior circumferential surface of the driven fastener 53 of circular arc, and the circumferential end faces of the driving and driven fastener 52,53 of adjacent two circular arcs is fitted; The driving and driven fastener 52,53 of circular arc and the ring stand 51 that is positioned at driving and driven fastener 52,53 tops of circular arc articulate; On the driving and driven fastener 52 of circular arc, the ring stand between 53 limited block 511 is arranged; Limited block 511 is radially formed to center of circle protrusion by ring stand, can prevent that so the driving and driven fastener 52,53 of circular arc from moving along ring stand 51; In the cannelure 421 on the internal ring wall of the axially directed seat 421 of last frid embedding of the embedded groove of driving and driven fastener 52,53;
As shown in Figure 4, several arc convex 31 are arranged on the inner surface of said sealing ring 3, there is folding the lower end of circumferential exterior surface along 32; Arc convex 31 is chimeric with the embedded groove of fastener 52 initiatively, 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 following cell wall plate of embedded groove along 32;
As shown in Figure 6, there is square hole at the center of said driving-disc 6, and radial edges has several spline tooths 61; The active fastener 52 of the quantity of spline tooth 61 and circular arc or the quantity of driven fastener 53 are identical; At non-working condition, spline tooth 61 is relative with driven fastener 53; During use, spline tooth 61 surmounts the driving and driven fastener 52,53 of block 521 drivings and radially outward rotates, and that is to say that driving and driven fastener 52,53 is an axle with ring stand 51, and driving and driven fastener 52,53 rotates around ring stand 51; Fitting with the lower end of the axial tube 212 of button bit 21 and reach sealing in the folding edge 32 of sealing ring 33, thereby realizes pot cover 1 and 2 sealings of pot body; Even pot pressure raises, pot cover 1 is to top offset, and the following cell wall plate of embedded groove compresses folding along 32, and folding is fitted tightly with axial tube 212 along 32 more.When axially tube 212 was the rounding frustum, axially the lower end of tube 212 more closely cooperated along 32 with folding.
Driving shaft 742 is slidingly 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 between block plate 743 and the gear 742.
Further improvement as present embodiment: the outside bending of upper shed of said pot body 2 is processed one and is obconic ring seat 22;
Said button bit 21 comprises that also one is the Connection Block 213 of rounding taper type, and the circumferential exterior surface of Connection Block 213 is fitted with the internal face of ring seat 22, and Connection Block 213 is fixedly connected with ring seat 22.
As shown in Figure 2, the coil 2A around the pot body is arranged at the bottom of said 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 wraps up heat-insulation layer 2C and is solidly connected with pot body 2; Power socket 2E is arranged on the base plate of metal shell 2D.
Heat conductive insulating layer 2B arranged at the bottom of said 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 wraps up heat-insulation layer 2C and is solidly connected with pot body 2; On the base plate of metal shell power socket is arranged.
Like Fig. 9, shown in Figure 10, said button bit 21 comprises the supporting seat 211 and axial tube 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 2 inwalls;
Said latching device comprises annular pedestal 8, driving-disc 6, the fastening tongue 9 of circular arc and is connected driving mechanism that on the lower axial end face of said annular pedestal 8 several pivoted holes are arranged, its upper axial end face is fixedly connected with pot cover 1;
On the internal face of the fastening tongue 9 of said circular arc deep-slotted chip breaker is arranged; One end of the fastening tongue 9 of circular arc and the pivoted hole of annular pedestal 8 articulate;
There is square hole at the center of said driving-disc 6, and radial edges has several spline tooths 61; The quantity of spline tooth 61 equates that with the quantity of the fastening tongue 9 of circular arc spline tooth 61 is chimeric with the deep-slotted chip breaker of the fastening tongue 9 of circular arc;
Said connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow; With reference to shown in Figure 5; Said drive rod 74 comprises shaft 741, square driving shaft 742 and is positioned at shaft and the block plate of driving shaft intersection 743 that the cross section of the upper end of shaft is waist shape; The screw rod 72 of said hollow comprises head 721, non-return portion 722, threaded portion 723, and the non-return portion of screw rod 72 cooperates with square opening on the pot cover 1, and locking nut 73 screws togather with the threaded portion; Shaft 741 inserts in the screw rod 72 and is rotatably assorted and the 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 the shaft upper end, and screw passes handle 71 and screws togather with drive rod 74;
Driving shaft 742 is slidingly 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 between block plate 743 and the gear 742;
The lower axial end of said sealing ring 3 has interior flanging 33, and fastening glossal canal 34 is arranged 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 tube 212 of button bit 21.
In use, rotary handle 71,6 rotations of drive rod 74 drive driving-discs, 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 the sealing ring 3 and the internal face applying of the axial tube 212 of button bit 21 reach sealing.
Adopt such structure, ineffective in signal output apparatus 11 damages, and under 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, and the fastening tongue 9 of circular arc this moment no longer compresses sealing ring 3; Pot inner pressure reaches purpose of safety from pressure release between the axial tube 212 of sealing ring 3 and button bit 21.
Like Figure 11, Figure 12, shown in Figure 13, said button bit 21 is for being provided with several convexities radially on pot body 2 inwalls; On pot body 2 inwalls on protruding top annular table 23 is arranged;
Said latching device comprises around the circumferential coaming plate 10 of pot cover 1, has first to fall level 101, second and fall level 102 on the coaming plate 10, and the lower axial end of coaming plate 10 has some clasps 103,
Said sealing ring 3 comprises that annular plate 3A and cylindrical shell 3B constitute, and cylindrical shell 3B is enclosed within first and falls level 101 and second and fall on the coaming plate 10 between the level 102, annular plate 3A with fall level 101 applyings.The annular table 23 of the annular plate 3A of sealing ring 3 and pot body 2 fits tightly and reaches sealing, and the inwall of the pot body 1 of the circumferential exterior surface of cylindrical shell 3B and annular table 23 bottoms is fitted.
Said pot cover 1 is provided with the pressure sensor that heating container is used, the signal output apparatus 11 of pressure sensor that electric pressure cooking saucepan is used or piston type heating container.
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: the cylinder cap, a pedestal, a transmission device, a pressure relief device and the signal generation apparatus that also comprise a band centre bore;
Said pedestal has the cavity of a under shed, also has escape pipe and the relief hole vertical with pedestal on the pedestal, and relief hole 111 cooperates with pressure relief device 112; On the actuator 113 of said transmission device drive hole is arranged.
Like Figure 16, Figure 17, Figure 18, shown in Figure 19, said button bit 21 comprises the supporting seat 211 and axial tube 212 of annular, and the supporting seat 211 of annular is fixedly connected with pot body 1 inwall;
Shown in figure 16; And with reference to Fig. 1, shown in Figure 5; Said connection driving mechanism comprises screw rod 72, locking nut 73 and the drive rod 74 of handle 71, hollow; Said drive rod 74 comprises shaft 741, square driving shaft 743, is positioned at the block plate 743 of shaft and driving shaft intersection, and a stop block 744 is arranged on the block plate 743; As shown in Figure 7, the screw rod 72 of said 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 cooperates with square opening on the pot cover 1, and locking nut 73 screws togather with threaded portion 723; Shaft 741 inserts in the screw rod 72 and is rotatably assorted and the liquid hermetic seal, and stop block 744 cooperates 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 waist shape inserts in the mounting hole of handle 71, and screw passes handle 71 and screws togather with drive rod 74;
Said 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 on the driven fastener 53 of circular arc and the inner surface of pedestal 4 articulates, and the active fastener 52 of circular arc is fixedly connected with ring stand 51; One end of the active fastener 52 radially inner side circumferential surfaces of said circular arc has block 52A, 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; Shown in figure 19, said ring stand 51 is arranged between pin joint seat 4A and the pot cover 1, and pin joint seat 4A supports ring stand 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 said 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 said driving-disc 6, and radial edges has several spline tooths 61; The active fastener 52 of the quantity of spline tooth 61 and circular arc or the quantity of driven fastener 53 are identical; At non-working condition, spline tooth 61 is relative with driven fastener 53; During use, spline tooth 61 drives active fastener 53 to radially outwards rotating, and initiatively fastener 52 drives driven fastener 53; The axial tube 212 of the outer circumferential surface of sealing ring 3 and button bit 21 is fitted and is reached sealing;
Driving shaft 743 is slidingly 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 between block plate 743 and the gear 743.
The axial tube 212 of said button bit 21 is the rounding taper type.
Adopt such structure; Ineffective in signal output apparatus 11 damages, and under the situation of control device damage, pot inner pressure raises; Pot cover 1 moves up; Initiatively fastener 52, driven fastener 53 move up, and this moment, initiatively fastener 52, driven fastener 53 no longer compressed sealing ring 3, and pot inner pressure is from pressure release between the axial tube 212 of sealing ring 3 and button bit 21.
Above-described only is preferential embodiment of the present invention.Should be pointed out that for the person of ordinary skill of the art under the situation that does not break away from the principle of the invention, can also make some improvement and modification, this also is regarded as protection scope of the present invention.
Claims (10)
1. a pot cover embeds sealed electric pressure cooking saucepan, comprises pot cover, pot body and sealing ring, it is characterized in that: also comprise a lock uint, said lock uint comprises the button bit that is arranged on the internal wall pot body and is arranged on the latching device on the pot cover;
Said sealing ring is arranged on the latching device, and latching device and button bit are sealed.
2. a kind of pot cover according to claim 1 embeds sealed electric pressure cooking saucepan, it is characterized in that: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises pedestal, packing holder, driving-disc and is connected driving mechanism, and said pedestal comprises radial ringed seat and axially directed seat, on the internal ring wall of axially directed seat cannelure is arranged, and radial ringed is fixedly connected with pot cover;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, and a stop block is arranged on the block plate; The screw rod of said hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and stop block cooperates 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 waist shape inserts in the mounting hole of handle, and screw passes handle and drive rod screws togather;
Said packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc; There is embedded groove on the outer circumferential surface of the active fastener of circular arc and the driven fastener of circular arc, and the outer circumferential surface diameter of the active fastener of circular arc and the driven fastener of circular arc is identical; On the circumferential end faces of the active fastener of said circular arc block is arranged; The interior circumferential surface of the driven fastener of said block and circular arc is fitted, and the circumferential end faces of the driving and driven fastener of adjacent two circular arcs is fitted; The driving and driven fastener of circular arc articulates with the ring stand of the driving and driven fastener top that is positioned at circular arc, on the ring stand between the driving and driven fastener limited block is arranged; The last frid of the embedded groove of driving and driven fastener embeds in the cannelure of axially directed seat;
Several arc convex are arranged on the inner surface of said sealing ring, and there is the folding edge lower end of circumferential exterior surface; Arc convex is chimeric with the embedded groove of fastener initiatively, and the sealing ring between two arc convex is chimeric with the embedded groove of driven fastener, the following cell wall plate applying of folding edge and embedded groove;
There is square hole at the center of said driving-disc, and radial edges has several spline tooths; The active fastener of the quantity of spline tooth and circular arc or the quantity of driven fastener are identical; At non-working condition, spline tooth is relative with driven fastener; During use, spline tooth surmounts block and drives driving and driven fastener and radially outward rotate; Fitting with the lower end of the axial tube of button bit in the folding edge of sealing ring, reaches sealing;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear.
3. a kind of pot cover according to claim 2 embeds sealed electric pressure cooking saucepan, it is characterized in that: the outside bending of upper shed of said pot body is processed one and is obconic ring seat;
Said button bit comprises that also one is the Connection Block of rounding taper type, and the circumferential exterior surface of Connection Block is fitted with the internal face of ring seat, and Connection Block is fixedly connected with the ring seat.
4. a kind of pot cover according to claim 1 embeds sealed electric pressure cooking saucepan, it is characterized in that: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises annular pedestal, the fastening tongue of circular arc, driving-disc and is connected driving mechanism that on the lower axial end face of said annular pedestal several pivoted holes are arranged, its upper axial end face is fixedly connected with pot cover;
On the internal face of the fastening tongue of said circular arc deep-slotted chip breaker is arranged; One end of the fastening tongue of circular arc and the pivoted hole of annular pedestal articulate;
There is square hole at the center of said driving-disc, and radial edges has several spline tooths; The quantity of spline tooth equates that with the quantity of the fastening tongue of circular arc the deep-slotted chip breaker of spline tooth and the fastening tongue of circular arc is chimeric;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft and be positioned at shaft and the block plate of driving shaft intersection that the cross section of the upper end of shaft is waist shape; The screw rod of said hollow comprises head, non-return portion, threaded portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and the head of screw rod embeds in the counterbore of handle, and insert in the mounting hole of handle the shaft upper end, and screw passes handle and drive rod screws togather;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear;
The lower axial end of said sealing ring has interior flanging, and fastening glossal canal is arranged on the inwall of sealing ring; Sealing ring is enclosed within on the outer circumferential surface of annular pedestal, and the lower axial end face of interior flanging and annular pedestal is fitted; Sealing ring and the axially internal face applying of tube.
5. a kind of pot cover according to claim 1 embeds sealed electric pressure cooking saucepan, it is characterized in that: said button bit is several convexities radially that are provided with on the internal wall pot body; On the internal wall pot body on protruding top annular table is arranged;
Said latching device comprises around the circumferential coaming plate of pot cover, has first to fall level, second and fall level on the coaming plate, and the lower axial end of coaming plate has some clasps,
Said sealing ring comprises that annular plate and cylindrical shell constitute, and barrel jacket falls on the coaming plate between the level at first, second, and annular plate and first falls level and fits; The annular plate is fitted with the annular table on the pot body and is reached sealing.
6. embed sealed electric pressure cooking saucepan according to claim 1,2,3,4 or 5 described a kind of pot covers; It is characterized in that: the coil around the pot body is arranged at the bottom of said pot body; Heat conductive insulating layer parcel coil, heat-insulation layer covers the heat conductive insulating layer, and metal shell wraps up heat-insulation layer and is fixedly connected with the pot body;
On the base plate of metal shell power socket is arranged.
7. embed sealed electric pressure cooking saucepan according to claim 1,2,3,4 or 5 described a kind of pot covers; It is characterized in that: the heat conductive insulating layer is arranged at the bottom of said pot body; Electric radiant Heating Film covers the heat conductive insulating layer, and heat-insulation layer covers Electric radiant Heating Film, and metal shell wraps up heat-insulation layer and is fixedly connected with the pot body; On the base plate of metal shell power socket is arranged.
8. embed sealed electric pressure cooking saucepan according to claim 1,2,3,4 or 5 described a kind of pot covers, it is characterized in that: said pot cover is provided with the pressure sensor that heating container is used, or the signal output apparatus of piston type heating container.
9. a kind of pot cover according to claim 1 embeds sealed electric pressure cooking saucepan, it is characterized in that: said button bit comprises the supporting seat and axial tube of annular, and the supporting seat of annular is fixedly connected with internal wall pot body;
Said latching device comprises pedestal, packing holder, driving-disc and is connected driving mechanism, and said pedestal is the annulus tubular, and the upper axial end of pedestal is fixedly connected with pot cover;
Said connection driving mechanism comprises screw rod, locking nut and the drive rod of handle, hollow, and said drive rod comprises shaft, square driving shaft, is positioned at the block plate of shaft and driving shaft intersection, and a stop block is arranged on the block plate; The screw rod of said hollow comprises head, non-return portion, threaded portion and connecting rod portion, and the non-return portion of screw rod cooperates with the square opening on the pot cover, and locking nut and threaded portion screw togather; Shaft inserts in the screw rod and is rotatably assorted and the liquid hermetic seal, and stop block cooperates 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 waist shape inserts in the mounting hole of handle, and screw passes handle and drive rod screws togather;
Said packing holder comprises the active fastener of the rounded ring stand in cross section, circular arc and the driven fastener of circular arc, and the pin joint seat on the driven fastener of circular arc and the inner surface of pedestal articulates, and the active fastener of circular arc is fixedly connected with ring stand; One end of the active fastener radially inner side circumferential surface of said circular arc has block, 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; Said ring stand is arranged between pin joint seat and the pot cover, and pin joint seat supports ring stand; The driving and driven fastener of circular arc has pin plate;
There is annular slot the lower end of the interior circumferential surface of said 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 said driving-disc, and radial edges has several spline tooths; The active fastener of the quantity of spline tooth and circular arc or the quantity of driven fastener are identical; At non-working condition, spline tooth is relative with driven fastener; During use, spline tooth drives the active fastener to radially outwards rotating, and initiatively fastener drives driven fastener; The axial tube of the outer circumferential surface of sealing ring and button bit is fitted and is reached sealing;
The square hole of driving shaft and driving-disc is slidingly matched, and there is gear the lower end of driving shaft, and driving-disc is on the driving shaft between block plate and the gear.
10. a kind of pot cover according to claim 9 embeds sealed electric pressure cooking saucepan, it is characterized in that: the axial tube of said button bit is the 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 true CN102525260A (en) | 2012-07-04 |
| CN102525260B CN102525260B (en) | 2014-09-17 |
Family
ID=46334275
Family Applications (2)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102525260B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102613886A (en) * | 2011-10-24 | 2012-08-01 | 乔林友 | Cooker cover embedded sealed electric pressure cooker |
| CN105942845A (en) * | 2016-07-22 | 2016-09-21 | 李文献 | Wok capable of increasing steaming and braising pressure and sealing ring used by wok |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| 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 utensil device |
| 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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| CN105942845A (en) * | 2016-07-22 | 2016-09-21 | 李文献 | Wok capable of increasing steaming and braising pressure and sealing ring used by wok |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102613886A (en) | 2012-08-01 |
| CN102613886B (en) | 2014-09-17 |
| CN102525260B (en) | 2014-09-17 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140917 Termination date: 20161201 |