CN102342739B - Rotating operation type pressure cooker with single handle - Google Patents

Abstract

The invention discloses a rotating operation type pressure cooker with a single handle. The rotating operation type pressure cooker comprises a pot body, pot lugs, a pot cover, a movable pressure ring, a panel, a right bracket, a left bracket and a rotating handle, wherein the pot lugs are arranged on the pot body, the movable pressure ring is fixed on the pot cover, the right bracket and the left bracket are arranged on the panel, the rotating handle is arranged on the right bracket and the left bracket, the pressure ring can be opened and closed by rotating the rotating handle, a pressure sealing ring is arranged at the inner part of the pot cover, and is used for realizing the sealing between the pot cover and the pot body, and an adjusting valve and a safety pressure valve are also arranged on the pressure cooker. When the rotating operation type pressure cooker is adopted, air can be released to pressurize the adjusting valve or to return the adjusting valve to zero by rotating the rotating handle of the pot cover by a hand in a clockwise or counterclockwise manner when the pot cover is opened, the safety valve is lowered, and the pressure ring is expanded, so that the pot cover can be opened or closed. Therefore, both the handle and an operating handle of a locking mechanism serve as an operating object; and the rotating operation type pressure cooker is simple and firm in structure.

Description

A kind of monolever rotary operation type pressure cooker

Technical field

The present invention relates to a kind of pressure cooker, relate in particular to a kind of monolever rotary operation type pressure cooker.

Background technology

Being used for the pressure cooker of the sealing cooking, generally is cooking under 4～110KPa pot internal gas pressure.Seal by sealing ring between its pot body and the pot cover, linking closely mutually between the two.There is a problem how to open pot cover in this pressure cooker.The existing method of opening pressure cooker lid is: at first manage to reduce a pot internal gas pressure, when arriving with normal pressure that atmospheric pressure communicates, just can open pot cover easily.Managing to reduce the pot internal gas pressure adopts usually and opens control valve and exit fast or force cooling; Again or naturally cool off a very long time.For the higher pressure cooker of pot internal gas pressure, if only be provided with two gears, when venting through regular meeting the drive of water at air-flow in the pot under by the air valve ejection, if in the pot ribbon or shot-like particle are arranged, the air valve pipe is just filled in by gambling easily.Because of in the daily use being cooled to the master naturally, the jelly that produces because of the use of last time remains in the air valve pipe, control valve also is in sealing state when using next time, occurs security incident easily.Therefore, pot cover how safe, simple and easy, that open pressure cooker easily is the problem that needs solve.

Summary of the invention

The object of the present invention is to provide a kind of monolever rotary operation type pressure cooker, the air valve that is intended to solve existing pressure cooker is easily by the gambling plug, and control valve is in sealing state when causing using, and occurs the problem of security incident easily.

Technical scheme of the present invention is as follows:

A kind of monolever rotary operation type pressure cooker wherein, comprises a pot body; Be arranged on the handle on pot body; Pot cover; Be fixed on the mobilizable pressure rings on the pot cover; Panel; Be installed in right support and left socle on the panel; Be installed in the rotary handle on right support and the left socle; By rotating the folding that described rotary handle can the controlled pressure ring; Be provided with the wiper seal circle in pot cover inside, be used for the sealing between pot cover and pot body; Also be provided with control valve and safe pressure valve on the described pressure cooker.

Described monolever rotary operation type pressure cooker, wherein, described pressure rings comprises an arc U-lag and pressure rings slide block, described pressure rings slide block is weldingly fixed on the arc U-lag, being provided with between two spring hanging holes, two spring hanging holes of described pressure rings slide block is provided with second cylinder, also is provided with spacing hole on the described pressure rings slide block; Described pressure rings is provided with two, the concentric and symmetry with pot cover; The spacing hole of pressure rings slide block is enclosed within on first cylinder on the pot cover, when pressure rings is outwards backed out, and the release pot cover; When pressure rings is inwardly tightened up, fastening pot body lock; About two pressure rings connecting with two springs respectively, described spring hangs on the spring hanging hole of pressure rings slide block.

Described monolever rotary operation type pressure cooker, wherein, also comprise a pad, V-shaped groove slide block and panel stator, described pad is placed on the pot cover face and two slot is enclosed within on second cylinder on the pressure rings slide block, the V-shaped groove slide block is positioned on the cushion block and makes the cylinder in the pressure rings slide block pass the V-shaped groove hole, and the three cylindrical of described V-shaped groove slide block upwards; Center slotted hole on the screw bolt passes V-shaped groove slide block in the panel stator, the center hole on the cushion block, the lid centre bore on the pot cover; By being threaded in center nut and the panel stator, pressure rings, pad, V-shaped groove slide block are fixed on the pot cover.

Described monolever rotary operation type pressure cooker, wherein, the safe pressure valve comprises the safety valve upper body, the safety valve lower body, safe spool, safety valve spring, the safety valve cushion rubber, described safe spool is positioned in the safety valve lower body, and its taper surface is matched with the circular hole edge, the end of safety valve lower body, safety valve spring cooperates with the face of cylinder of safe spool, again the safety valve upper body is had the safe pressure valve of release mechanism with the safety valve lower body by being linked to be a combination being connected of screw thread, described safe pressure valve passes the spacing hole of pressure rings slide block, is located in the safe valve opening on the pot cover, from the pot cover inner face safety valve cushion rubber is set on the groove of safety valve lower body, its formation can be moved up and down.

Described monolever rotary operation type pressure cooker, wherein, control valve comprises regulates valve pocket, regulating valve bonnet, control valve spring, control valve pipe and regulating valve cap nut, the spacing hole of pressure rings slide block is passed at the screw thread position of control valve pipe, be placed in the control valve special hole of pot cover, the control valve pipe be fixed on the pot cover by regulating valve cap nut from the pot cover inner face; The control valve spring housing is on the cylinder position of regulating valve bonnet, and the taper surface of regulating valve bonnet penetrates and pass the apical pore of regulating the valve pocket from regulating valve pocket inside.

Described monolever rotary operation type pressure cooker wherein, also comprises control valve lifting support, safety valve control piece, rotary handle, support, double-action plate and panel, and the circular hole on the control valve lifting support is concentric with the control valve pipe; Circular hole in the safety valve control piece is concentric with relief valve assembly; The concavo-convex screens that control valve puts and the concavo-convex clamping matching on the control valve crane, there is a fixed eccentric shaft at the two ends of rotary handle, and two control valve cams are mounted to respectively in the round key hole at rotary handle two ends, outside the eccentric teeth directional on the control valve cam; The face of cylinder of rotary handle is inserted in the circular hole on the left socle, transferring the control valve cam cooperates with the protruding position of the circular hole on the control valve crane, eccentric shaft cooperates with U-lag on the brace, ball face in the double-action plate cooperates with the microscler square hole on V-shaped groove slide block both sides, and penetrated the centre bore that passes again on the double-action plate by the dowel hole on the left socle with latch, elongated hole in the control valve crane is fixed it, another double-action plate and safety valve control piece device to right support, panel has screw hole and is connected by screw with right support with left socle respectively, and the screw hole on the panel stator and the screwed hole on the panel are connected and fixed by screw.

Described monolever rotary operation type pressure cooker, wherein, bottom of pot body is provided with bag egative film of the big end, and bag backsheet surface of the described big end scribbles the heat conduction alloy-layer.

Described monolever rotary operation type pressure cooker, wherein, described handle is provided with the anti-guard ring that burns of handle with the contact position of pot body.

Described monolever rotary operation type pressure cooker wherein, is provided with a reinforcing pot limit at described pot body.

Beneficial effect of the present invention: the present invention is connected pot cover by the groove position on the pressure rings by a kind of monolever rotary operation type pressure cooker of design with the pot body, have the silica gel circle to seal between pot body and the pot cover, and pot interior gas is not escaped.The present invention can pass through the operating air pressure of the gear preset pressure pot of setting control valve.When opening pot cover, the rotary handle that hand is taken pot cover clockwise or rotate counterclockwise that it(?) just can exhaust makes zero control valve or pressurizes, and safety valve descends, pressure rings is opened, and pot cover just can be opened or be closed.At this moment, operand is handle, is again the operator of locking mechanism, and is simple in structure, firm.

At pot cover safety valve and pressure regulator valve are installed, setting up a pot interior normal barometric pressure on their own is 4～100Kpa, control valve can be by jack-up when pot inner pressure reaches setting value, gas enters in the valve body from the air inlet of valve body bottom in the pot, exhaust outlet from the bonnet top is drained, can superpressure in the pot thereby guarantee.Also can further automatically can superpressure in the control pot by safety valve, set the highest 180Kpa that is no more than of pot internal gas pressure.This presses valve safely is by spool automatic degree of pressure of regulating in the pot under the fixation pressure spring, pot cover can not be opened when pot inner pressure reaches 4kpa, automatically open the spool exhaust when reaching 150 to 180kpa, safety valve separated with pot cover automatically when pot inner pressure reached 250 to 280kpa, make pot internal gas pressure in 1 minute, drop to safe condition and can not boost again, eliminate safe hidden trouble.

The bottom of a pan of pressure cooker provided by the invention also is provided with bag egative film of the big end, and bag backsheet surface of the described big end scribbles the heat conduction alloy mixture, makes the bottom surface large tracts of land contact thermal source, and it is quicker and even to be heated, and reaches energy-conservation effect.

Description of drawings

Fig. 1 is the assembling schematic diagram of pressure cooker provided by the invention.

Fig. 2 is the running part front view of pressure cooker provided by the invention.

Fig. 3 is the cutaway view of pressure cooker provided by the invention.

Fig. 4 is the pot cover front view of pressure cooker provided by the invention.

Fig. 5 is the front view of the pressure rings of pressure cooker provided by the invention.

Fig. 6 is the schematic diagram of the pad of pressure cooker provided by the invention.

Fig. 7 is the V-type groove slide block schematic diagram of pressure cooker provided by the invention.

Fig. 8 is the panel stator schematic diagram of pressure cooker provided by the invention.

Fig. 9 is the safety valve schematic diagram of pressure cooker provided by the invention.

Figure 10 is the control valve pipe schematic diagram of pressure cooker provided by the invention.

Figure 11 is the control valve explosive view of pressure cooker provided by the invention.

Figure 12 is the control valve crane schematic diagram of pressure cooker provided by the invention.

Figure 13 is the safety valve control strip schematic diagram of pressure cooker provided by the invention.

Figure 14 is the rotary handle schematic diagram of pressure cooker provided by the invention.

Figure 15 is the control valve cam schematic diagram of pressure cooker provided by the invention.

Figure 16 is the brace schematic diagram of pressure cooker provided by the invention.

Figure 17 is the support schematic diagram of pressure cooker provided by the invention.

Figure 18 is the panel schematic diagram of pressure cooker provided by the invention.

The specific embodiment

For making purpose of the present invention, technical scheme and advantage clearer, clear and definite, below develop simultaneously with reference to accompanying drawing that the present invention is described in more detail for embodiment.

Shown in Fig. 1,2 and 3, monolever rotary operation type pressure cooker provided by the invention comprises:pot body 001; Be arranged on thehandle 002 on pot body;Pot cover 004; Be fixed on themobilizable pressure rings 006 on the pot cover;Panel 007; Be installed inright support 009 andleft socle 010 on thepanel 007; Be installed in therotary handle 008 onright support 009 and theleft socle 010;Control valve 015 '.Be provided withwiper seal circle 005 inpot cover 004 inside, be used for the sealing between pot cover and pot body.Describedpot body 001 bottom is provided with bagegative film 0011 of the big end, and bagegative film 0011 surface, the described big end scribbles heat conduction alloy-layer 0012.Describedhandle 002 is provided with theanti-guard ring 003 that burns of handle with the contact position ofpot body 001, and in order to strengthen the intensity of pot, the present invention also is provided with at described pot body and reinforcespot limit 0013.

Referring to Fig. 4 and Fig. 5, the center of pot cover 4 of the present invention is provided withcovers centre bore 0042, inlid centre bore 0042, be provided with center, described center is concentric with the lid centre bore, with thelid centre bore 0042 be that symmetrical centre is provided with twofirst cylinders 0045, thecylinder 0045 that closes on the right and left is respectively arranged with control valvespecial hole 0041 and safety valve special hole 0043.Describedpressure rings 006 comprises an arc U-lag 0061 and pressurerings slide block 028, described pressurerings slide block 028 is weldingly fixed on the arc U-lag 0061, two jiaos of described pressurerings slide block 028 are provided with between twospring hanging holes 0281, twospring hanging holes 0281 and are provided withsecond cylinder 0282, also are provided withspacing hole 0283 on the described pressure rings slide block 028.Describedpressure rings 006 is provided with two, withpot cover 004 concentric and symmetry.Thespacing hole 0283 of pressurerings slide block 028 is enclosed within on first cylinder 0045.Whenpressure rings 006 is outwards backed out, the release pot cover; Whenpressure rings 006 is inwardly tightened up, the reinforcingpot limit 0013 of the described pot cover of fastening, pot cover is one with pot body lock.About twopressure rings 006 connecting with twosprings 027 respectively, describedspring 027 hangs on thespring hanging hole 0281 of pressurerings slide block 028.

Referring to Fig. 6,7 and 8, the present invention also comprises apad 031, V-shapedgroove slide block 030 andpanel stator 029, and describedpad 031 is provided withcenter hole 0311, is that symmetrical centre is provided with twoslots 0312 withcenter hole 0311; Described V-shapedgroove slide block 030 is provided with three cylindrical 0302, centerelongated hole 0301, V-shaped groove hole 0303 andoblong aperture 0312; Describedpanel stator 029 is provided withscrew hole 0291, vertically slotted eye 0292, laterally slottedeye 0293,bolt 0294 andscrew thread 0295.

Be placed onpad 031 on the pot cover face and twoslot 0312 is enclosed within onsecond cylinder 0282 on the pressurerings slide block 028, be positioned over V-shapedgroove slide block 030 on thecushion block 031 and make the cylinder 0280 in the pressurerings slide block 028 pass the V-shaped groove hole, the three cylindrical 0302 of described V-shapedgroove slide block 030 upwards.Bolt 0294 in thepanel stator 029 passes the center slottedhole 0301 on the V-shapedgroove slide block 030 successively, thecenter hole 0311 on thecushion block 031, thelid centre bore 0042 on thepot cover 004; Be connected withscrew thread 0295 in thepanel stator 026 bycenter nut 026,pressure rings 006,pad 031, V-shapedgroove slide block 030 are fixed on thepot cover 004.

When V-shapedgroove slide block 030 when laterally moving forward and backward, V-shaped groove hole 0303 drives and be point withsecond cylinder 0282 on the pressurerings slide block 028, makes the realization ofpressure rings 006 move left and right open or close and form a transmission mechanism thereby thecylinder 0045 on 004 on the pot cover and spacinghole 0283 in the pressurerings slide block 028 are parallel point.

Referring to Fig. 9,10 and 11 represent the safe pressure valve of pressure cooker and the schematic diagram of control valve respectively, referring to Fig. 9, the safe pressure valve comprises safety valveupper body 021, safety valvelower body 022,safe spool 023,safety valve spring 024, safetyvalve cushion rubber 025, describedsafe spool 023 is positioned in the safety valvelower body 022, and its taper surface is matched with the circular hole edge, the end of safety valvelower body 022, the face of cylinder ofsafety valve spring 024 withsafe spool 023 cooperated, again safety valveupper body 021 is linked to be the safe pressure valve that a combination has release mechanism with safety valvelower body 022 by making it being connected of screw thread.

After described safe pressure valve passes thespacing hole 0283 of pressurerings slide block 028, be located in thesafe valve opening 0043 on the pot cover 004.Frompot cover 004 inner face safetyvalve cushion rubber 025 is set on the groove of safety valvelower body 022, makes its formation can move up and down device.

As shown in figure 10, screw thread 0181 position ofcontrol valve pipe 018 is passed thespacing hole 0283 of pressurerings slide block 028, be placed in the control valvespecial hole 0041 ofpot cover 004,control valve pipe 018 be fixed on thepot cover 004 by regulatingvalve cap nut 019 frompot cover 004 inner face.Also be provided with sealing ring in the groove 0190 on the regulating valve cap nut.

As shown in figure 11, control valve 015 ' consists of:control valve spring 017 is enclosed within on the cylinder position of regulatingvalve bonnet 016, make the taper surface of regulatingvalve bonnet 016taper surface 0162 pass the apical pore of regulating thevalve pocket 015 0152 from regulatingvalve pocket 015 inside and penetrating and gently press, be fixing point to regulatevalve pocket 015, regulating valve bonnet is upwards promoted to fall after rise automatically under the effect of compression spring, thereby form the up and down transmission mechanism of energy.

Referring to Figure 12,13,14,15,16,17 and 18, the schematic diagram of the controlvalve lifting support 014 of pressure cooker of the present invention, safetyvalve control piece 020,rotary handle 008, support and panel.During installation, make thecircular hole 0144 on the controlvalve lifting support 014 concentric withcontrol valve pipe 018;Circular hole 0203 in the safetyvalve control piece 020 is concentric with relief valve assembly.0151 of embossed card on the adjustingvalve pocket 015 in the control valve sub-assembly is cooperated with concavo-convex screens 0143 on the control valve crane 014.Referring to Figure 14 and 15, there is a fixed eccentric shaft 0082 at the two ends ofrotary handle 008 of the present invention, twocontrol valve cams 012 are mounted to respectively in the round key hole 0081 atrotary handle 008 two ends, eccentric tooth 0121 on thecontrol valve cam 012 is outside, the face of cylinder 0083 ofrotary handle 008 is inserted in thecircular hole 0101 on theleft socle 010, transferring control valve cam 0121 cooperates with theprotruding position 0142 of the circular hole on thecontrol valve crane 014, eccentric shaft 0082 cooperates withU-lag 0132 on thebrace 013,ball face 0133 in the double-action plate 013 cooperates with themicroscler square hole 0304 on V-shapedgroove slide block 030 2 limits, and is penetrated thecentre bore 0132 that passes again on the double-action plate 013 by the dowel hole 0092 on the left socle withlatch 011,elongated hole 0141 in thecontrol valve crane 014 is fixed it.

By above-mentioned steps another double-action plate 013 and safetyvalve control piece 020 are installed toright support 009, inserting to cooperate with the left end face of cylinder 0083 ofrotary handle 008 afterwards becomes the right support composite set.

Panel 007 have 4 screw holes respectively withleft socle 010 andright support 009 by being threaded, become the composite set that has with the rotating handle transmission mechanism thereby the M4screw hole 0291 on thepanel stator 029 and screwed hole on thepanel 007 be connected and fixed by screw.

The joint valve cam is debug at described rotary handle two ends, and its control valve crane of ining succession drives the rising decompression of regulating valve pocket or descends and boosts; The elasticity of control and regulation bonnet and control valve pipe under the effect of control valve spring.Realize to pressurize after lid can be uncapped or close to decompression just earlier when realizing uncapping as long as rotate the pressure cooker that rotary handle just can simple operations.Stop to make control valve to be in the residual mucus of being used last time and cling and cause under the sealing state, make air valve pipe and bonnet be not easy to separate and the problem of security incident occurs.

Set the elastic force of safety valve spring, when the pot internal gas pressure reached 4kpa, safety valve rose and blocks pore, and pressure cooker cover can not be opened, and safe spool is by jack-up when reaching 150 to 180Kpa; Whole safety valve separating pressure lid makes pot internal gas pressure be down to safe condition in 1 minute, and can not boost again when rising to 200 to 250kpa again.

The elasticity of control and regulation bonnet and control valve pipe is regulated the position of this spool in valve body by this spool nut under the effect of control valve spring, and the maximum pressure of setting and limit this control valve is 100Kpa.

The using method of pressure cooker provided by the invention is: at first set the operating air pressure of control valve gear, mainly by a pair ofpressure rings 006, fastenpot cover 004 and apot body 001 with its U-lag;Rotary handle 008 on the rotatingpanel 007, eccentric shaft 0082 andcontrol valve cam 012 byrotary handle 008 two ends are centre point with thecenter positioning hole 0131 in the double-action plate 013, centered by theelongated hole 0141 and theelongated hole 0201 in the safetyvalve control piece 020 incontrol valve crane 014; With theU-lag 0132 on the double-action plate 013 for waving a little, theprotruding position 0202 of circular hole on theprotruding position 0142 of the circular hole on thecontrol valve crane 014 and the safetyvalve control piece 020 be about drive station; Be swinging track with thecircular face 0133 on the double-action plate, when clockwise rotatingrotary handle 008, the eccentric shaft of two ends is stuck in the U-lag 0132 on thebrace 013 earlier, thecontrol valve cam 012 of two ends is in the least significant end rotation of eccentric tooth,control valve crane 014 and safetyvalve control piece 020 are being that center of rotation makes thecircular face 0133 drive V-shapedgroove slide block 030 in thebrace 013 laterally mobile withlatch 011, V-shaped groove hole 0303 drives and be point with thecylinder 0282 on the pressurerings slide block 028, and thecylinder 0045 on 004 of the pressure cover is that parallel point makespressure rings 006 vertical form promotion pressurerings slide block 028 interlock close topressure rings 006realization pressure rings 006 with the elongated slot 0085 in the pressure rings slide block 028.This moment, the eccentric shaft 0082 ofrotating handle 008 2 ends separated withU-lag 0132 on the double-action plate 013,pressure rings 006 can not outwards be opened under the external force not having under the pulling force ofextension spring 027, this moment, eccentric tooth 0121 beginning was to protruding position stepping, the pressure valve crane also begins the pressurization that descends, and it is adjustable 4 to 100kpa that it can control pot internal gas pressure.Synchronously down, safetyvalve control piece 020 also rises, rises when making relief valve device want a pot internal gas pressure to reach 4kpa, prevents thatpressure rings 006 from opening, and realizes when more than operating in backwards rotation opening pressure rings again after the first step-down.Lid could pressurize after can be uncapped or close to decompression just earlier when this transmission mechanism was realized uncapping.Add the multiple-protection barrier.Use just convenient, folding freely, structure is firm, security is better, the utility model is applicable on the pressure cooker of multiple kitchen tools.

The present invention is connected pot cover by the groove position on the pressure rings by a kind of monolever rotary operation type pressure cooker of design with the pot body, have the silica gel circle to seal between pot body and the pot cover, and pot interior gas is not escaped.The present invention can pass through the operating air pressure of the gear preset pressure pot of setting control valve.When opening pot cover, the rotary handle that hand is taken pot cover clockwise or rotate counterclockwise that it(?) just can exhaust makes zero control valve or pressurizes, and safety valve descends, pressure rings is opened, and pot cover just can be opened or be closed.At this moment, operand is handle, is again the operator of locking mechanism, and is simple in structure, firm.

At pot cover safety valve and pressure regulator valve are installed, setting up a pot interior normal barometric pressure on their own is 4～100Kpa, control valve can be by jack-up when pot inner pressure reaches setting value, gas enters in the valve body from the air inlet of valve body bottom in the pot, exhaust outlet from the bonnet top is drained, can superpressure in the pot thereby guarantee.Also can further automatically can superpressure in the control pot by safety valve, set the highest 180Kpa that is no more than of pot internal gas pressure.This presses valve safely is by spool automatic degree of pressure of regulating in the pot under the fixation pressure spring, pot cover can not be opened when pot inner pressure reaches 4kpa, automatically open the spool exhaust when reaching 150 to 180kpa, safety valve separated with pot cover automatically when pot inner pressure reached 250 to 280kpa, make pot internal gas pressure in 1 minute, drop to safe condition and can not boost again, eliminate safe hidden trouble.

The bottom of a pan of pressure cooker provided by the invention also is provided with bag egative film of the big end, and bag backsheet surface of the described big end scribbles the heat conduction alloy mixture, makes the bottom surface large tracts of land contact thermal source, and it is quicker and even to be heated, and reaches energy-conservation effect.

Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection domain of claims of the present invention.

Claims (4)

1. a monolever rotary operation type pressure cooker is characterized in that, comprises a pot body; Be arranged on the handle on pot body; Pot cover; Be fixed on the mobilizable pressure rings on the pot cover; Panel; Be installed in right support and left socle on the panel; Be installed in the rotary handle on right support and the left socle; By rotating the folding that described rotary handle can the controlled pressure ring; Be provided with the wiper seal circle in pot cover inside, be used for the sealing between pot cover and pot body; Also be provided with control valve and safe pressure valve on the described pressure cooker;

Described pressure rings comprises an arc U-lag and pressure rings slide block, described pressure rings slide block is weldingly fixed on the arc U-lag, described pressure rings slide block is provided with between two spring hanging holes, two spring hanging holes and is provided with second cylinder, also is provided with spacing hole on the described pressure rings slide block; Described pressure rings is provided with two, the concentric and symmetry with pot cover; The spacing hole of pressure rings slide block is enclosed within on first cylinder on the pot cover, when pressure rings is outwards backed out, and the release pot cover; When pressure rings is inwardly tightened up, fastening pot body lock; About two pressure rings connecting with two springs respectively, described spring hangs on the spring hanging hole of pressure rings slide block;

Also comprise a pad, V-shaped groove slide block and panel stator, described pad is placed on the pot cover face and two slot is enclosed within on second cylinder on the pressure rings slide block, the V-shaped groove slide block is positioned on the cushion block and makes second cylinder in the pressure rings slide block pass the V-shaped groove hole, and the three cylindrical of described V-shaped groove slide block upwards; Center slotted hole on the screw bolt passes V-shaped groove slide block in the panel stator, the center hole on the cushion block, the lid centre bore on the pot cover; By being threaded in center nut and the panel stator, pressure rings, pad, V-shaped groove slide block are fixed on the pot cover;

The safe pressure valve comprises the safety valve upper body, the safety valve lower body, safe spool, safety valve spring, the safety valve cushion rubber, described safe spool is positioned in the safety valve lower body, and its taper surface is matched with the circular hole edge, the end of safety valve lower body, safety valve spring cooperates with the face of cylinder of safe spool, again the safety valve upper body is had the safe pressure valve of release mechanism with the safety valve lower body by being linked to be a combination being connected of screw thread, described safe pressure valve passes the spacing hole of pressure rings slide block, is located in the safe valve opening on the pot cover, from the pot cover inner face safety valve cushion rubber is set on the groove of safety valve lower body, its formation can be moved up and down;

Control valve comprises regulates valve pocket, regulating valve bonnet, control valve spring, control valve pipe and regulating valve cap nut, the spacing hole of pressure rings slide block is passed at the screw thread position of control valve pipe, be placed in the control valve special hole of pot cover, the control valve pipe be fixed on the pot cover by regulating valve cap nut from the pot cover inner face; The control valve spring housing is on the cylinder position of regulating valve bonnet, and the taper surface of regulating valve bonnet penetrates and pass the apical pore of regulating the valve pocket from regulating valve pocket inside;

Also comprise control valve lifting support, safety valve control piece, rotary handle, support, double-action plate, the circular hole on the control valve lifting support is concentric with the control valve pipe; Circular hole in the safety valve control piece is concentric with the safe pressure valve; The concavo-convex screens that control valve puts and the concavo-convex clamping matching on the control valve crane, there is a fixed eccentric shaft at the two ends of rotary handle, and two control valve cams are mounted to respectively in the round key hole at rotary handle two ends, outside the eccentric teeth directional on the control valve cam; The face of cylinder of rotary handle is inserted in the circular hole on the left socle, transferring the control valve cam cooperates with the protruding position of the circular hole on the control valve crane, eccentric shaft cooperates with U-lag on the double-action plate, ball face in the double-action plate cooperates with the microscler square hole on V-shaped groove slide block both sides, and penetrated the centre bore that passes again on the double-action plate by the dowel hole on the left socle with latch, elongated hole in the control valve crane is fixed it, another double-action plate and safety valve control piece device to right support, panel has screw hole and is connected by screw with right support with left socle respectively, and the screw hole on the panel stator and the screwed hole on the panel are connected and fixed by screw.

2. monolever rotary operation type pressure cooker according to claim 1 is characterized in that, bottom of pot body is provided with bag egative film of the big end, and bag backsheet surface of the described big end scribbles the heat conduction alloy-layer.

3. monolever rotary operation type pressure cooker according to claim 1 is characterized in that, described handle is provided with the anti-guard ring that burns of handle with the contact position of pot body.

4. monolever rotary operation type pressure cooker according to claim 1 is characterized in that, is provided with at described pot body and reinforces the pot limit.

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