CN109567577A - Lid and pressure cooking device - Google Patents
Lid and pressure cooking device Download PDFInfo
- Publication number
- CN109567577A CN109567577A CN201710908083.8A CN201710908083A CN109567577A CN 109567577 A CN109567577 A CN 109567577A CN 201710908083 A CN201710908083 A CN 201710908083A CN 109567577 A CN109567577 A CN 109567577A
- Authority
- CN
- China
- Prior art keywords
- valve seat
- cover
- valve
- installation cavity
- spool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/09—Safety devices
- A47J27/092—Devices for automatically releasing pressure before opening
Abstract
The present invention provides a kind of lid and pressure cooking devices, lid includes pot cover, inner cover, cover and electromagnetic exhaust valve, electromagnetic exhaust valve includes valve seat, spool and valve deck, cover is equipped with installation cavity, opening is respectively equipped at the top and bottom of installation cavity, valve seat is mounted in installation cavity, spool is fixedly mounted in valve seat mounting hole, the upper end of spool is pressed on the upper surface of valve seat, the top of spool and valve deck are cooperatively connected, and valve deck can the relatively described valve core movement so that electromagnetic exhaust valve opens or closes；Wherein, the bottom end of spool passes through the bottom opening of installation cavity and is fixedly connected with pot cover, and the side wall of installation cavity is equipped with the limit rib protruded inwardly, and the bottom end of valve seat compresses the upper surface of limit rib, and the lower end surface of limit rib compresses pot cover or inner cover.This programme eliminates the part that cover is interposed between valve seat and valve cover chamber, to break off relations cover and the easily-deformable problem of spool contact position, can prevent electromagnetic exhaust valve gas leakage.
Description
Technical field
The present invention relates to cooker fields, more specifically, are related to a kind of lid and a kind of with above-mentioned lid
Pressure cooking device.
Background technique
Current pressure cooking device, which has, realizes automatic exhaust using electromagnetic exhaust valve, and product is changed by circuit control mode
Become size of current and/or the direction of solenoid valve seat interior loop, so that the size in the magnetic field that solenoid valve seat generates or direction become
Change, the attraction and repulsion to solenoid valve is realized, to control the opened closing of electromagnetic exhaust valve.
Such product is to keep cover and pot cover fit clearance not exceeded, used organization plan are as follows: in pot cover and cover
Between an inner cover is set, will solenoid valve seat it is fixed in inner cover after fasten cover again, then exhaust plug is initially passed through from top
Then cover sequentially passes through solenoid valve seat, inner cover, pot cover, fix finally by nut and pot cover, draw cover to realize
Tight purpose.
In this scheme, cover is tensed by exhaust plug for a long time, and because the area that exhaust plug is contacted with cover is smaller, product
After working long hours, the face that exhaust plug is assembled on cover can deform, and cause the periphery of cover Yu exhaust plug contact surface
Protrusion, raised position easily jack up solenoid valve cover, cause electromagnetic exhaust valve gas leakage, product is caused to can not work normally.It can be seen that existing
Having product structure scheme still has biggish room for improvement.
Summary of the invention
Present invention seek to address that at least one the technical problems existing in the prior art.
For this purpose, a kind of lid small it is an advantage of the invention to provide size and that electromagnetic exhaust valve gas leakage can be prevented.
It is a further object of the invention to provide one kind to have above-mentioned lid pressure cooking device.
To achieve the above object, the embodiment of first aspect present invention provides a kind of lid, is used for pressure cooking device,
The lid includes pot cover, inner cover, cover and electromagnetic exhaust valve, and the inner cover is mounted on the outside of the pot cover, the cover
It is mounted on the outside of the inner cover, the electromagnetic exhaust valve includes valve seat, spool and valve deck, and the cover is equipped with installation cavity,
Opening is respectively equipped at the top and bottom of the installation cavity, the valve seat is mounted in the installation cavity, is had on the valve seat
Mounting hole, the spool penetrates in the mounting hole and the mounting hole is stretched out at both ends respectively, and the upper end of the spool is pressed on
The upper surface of the valve seat, the top of the spool and the valve deck are cooperatively connected, and the valve deck being capable of the relatively described spool
Movement, so that the electromagnetic exhaust valve opens or closes；Wherein, the bottom end of the spool passes through the bottom opening of the installation cavity
And be fixedly connected with the pot cover, the side wall of the installation cavity is equipped with the limit rib protruded inwardly, the bottom end of the valve seat
The upper surface of the limit rib is compressed, the lower end surface of the limit rib compresses the pot cover or the inner cover.
This programme changes the mounting means of valve seat, and installation cavity is arranged on cover, and valve seat is mounted in installation cavity, and
It enter valve deck bottom end can by the top opening of installation cavity in installation cavity, eliminate the part that cover is interposed between valve seat and valve cover chamber,
Also cover in the related technology and the easily-deformable problem of spool contact position have just been broken off relations, can prevent from causing electromagnetism to be arranged because cover deforms
The problem of Valve leakage, occurs, and design in this way improves the reliability that product is vented, and improves the quality of product.It is basic herein
On, limit rib is arranged in this programme in installation cavity, and the bottom end of valve seat and limit rib contradict, so that valve seat plays the effect for tensing cover
Fruit makes the fit clearance of cover and pot cover meet design standard to reduce the gap of cover and pot cover.
And since valve seat tenses downwards limit rib for a long time, if limit rib bottom is hanging, after a period of time, limit rib is easy
Deformation makes valve seat sink or inclination, electromagnetic exhaust valve position is caused to leak air problem.This programme enables the lower end of limit rib thus
Face makes limit rib be supported against pot cover or inner cover, to prevent the above problem.
In any of the above-described technical solution, it is preferable that a limit is at least respectively set in opposite two sides in the installation cavity
Position muscle, forms long hole between the limit rib of the installation cavity two sides, and the radial dimension of the valve seat is greater than the axial direction of the valve seat
Size, the length of the long hole are greater than or equal to the radial dimension of the valve seat, and the width of the long hole is greater than or equal to described
The axial dimension of valve seat and the radial dimension for being less than the valve seat, so that the valve seat can pass through institute from the bottom of the cover
Long hole is stated into the installation cavity.
In any of the above-described technical solution, it is preferable that covered in described and circuit board is installed, there is coil in the valve seat
And electric wire, the electric wire are connect with the coil, one end of the electric wire is located at except the shell of the valve seat, positioned at valve seat
One end of the electric wire except shell is connect with the circuit board.
Valve seat is connect by conducting wire with circuit board on cover is mounted on, therefore valve seat needs to be installed to installation by cover bottom
Intracavitary, this programme forms the long hole for installing valve seat between enabling limit rib thus, and the length of long hole is greater than or equal to the diameter of valve seat
To size, the width of long hole is greater than or equal to the axial dimension of valve seat and is less than the radial dimension of valve seat, when valve seat is installed, first side
Valve seat is put, so that the side wall of valve seat is directed at long hole, valve seat is from bottom to top then passed through into long hole, so that valve seat is entered installation cavity, then
Rotary valve base enables valve seat bottom end towards long hole, constitute limit rib can to valve seat and limit, so that valve seat is fixed on installation cavity
It is interior.
In any of the above-described technical solution, it is preferable that cover in described equipped with support portion, the support portion and the limit
Muscle is arranged in a staggered manner on the pot cover, and bottom end a part of the valve seat compresses the limit rib, and another part compresses the branch
The upper surface of support part, the lower end surface of the support portion are supported on the pot cover.
After valve seat is installed in place, valve seat bottom end a part compresses limit rib another part on cover and compresses the interior branch covered
Inner cover and cover are locked on pot cover by the upper surface of support part to tense inner cover and cover by valve seat.
In any of the above-described technical solution, it is preferable that there is valve seat to penetrate from the cover bottom for the installation cavity bottom
The long hole of the installation cavity, the support portion are equipped with emptiness avoiding hole, the bottom end of the spool pass through the emptiness avoiding hole and with it is described
Pot cover is fixedly connected, and the support portion is contained in the long hole.
In any of the above-described technical solution, it is preferable that it is close to be provided with sealing element progress between the valve seat and the cover
Envelope.
Sealing element is arranged in this programme between valve seat and cover, with the gap between seal valve seat and cover, prevents above-mentioned
Gap gas leakage.Specifically, sealing element includes sealing ring.
In any of the above-described technical solution, it is preferable that the sealing member sheathing is on the valve seat, the valve seat and described
Gap between installation cavity side wall is sealed by the sealing element, so as to form sealing between the valve seat and the cover.
In the present solution, being set with sealing element on valve seat, squeezes and interfere with valve seat on the inside of sealing element, the outside of sealing element and peace
The sidewall extrusion interference behaveing affectedly, so that the clearance seal between valve seat and installation cavity side wall be prevented between valve seat and installation cavity side wall
Gap air leak.Also, sealing element can lifting valve base installation stability, prevent valve seat from shaking in installation cavity.
In any of the above-described technical solution, it is preferable that the upper end of the spool is equipped with the positive stop lug boss of radially protruding, described
Positive stop lug boss is pressed on the upper surface of the valve seat.
In the present solution, spool is equipped with positive stop lug boss, valve seat is fixed by positive stop lug boss, in this way design valve seat and spool
Between assembling structure it is simple, the assembly efficiency of product can be promoted.
In any of the above-described technical solution, it is preferable that the pot cover is equipped with the connecting hole for installing the spool, the valve
The bottom end of core passes through the connecting hole and is fixedly connected by fastener with the pot cover.
In any of the above-described technical solution, it is preferable that the bottom end of the spool is equipped with external screw thread, and the fastener is spiral shell
The bottom end of mother, the spool are fixed on the pot cover by the nut.
In any of the above-described technical solution, it is preferable that be formed with avoid holes on the limit rib or between limit rib, institute
It is covered in stating and is provided with buckle, the buckle is across the avoid holes.
In any of the above-described technical solution, it is preferable that the valve seat upper end is provided with annular convex rib, is installing the cover
Before, the valve seat can fasten of short duration be fixed in described with the buckle by annular convex rib and cover.
In lid assembling process, needs in advance to fix valve seat in inner cover, then complete some other assemblers
Sequence later again removes valve seat from position is pre-fixed, and is assembled into final rigging position, and valve seat is preloaded onto interior cover
Afterwards, it is sometimes desirable to overturn inner cover and carry out subsequent assembly, this programme is that inner cover and valve seat are provided with clamping structure, electromagnetism thus
Valve seat is installed to the annular convex rib clamping on the interior buckle and valve seat when covering, inside covered, and solenoid valve seat is effectively fixed, to protect
Valve seat is not fallen out when card inner cover overturning, to prevent the conducting wire of connection solenoid valve seat from loosening or being broken.Cover limit rib simultaneously
Position corresponding with interior cover latch is equipped with avoid holes, and buckle can pass through avoid holes, to guarantee that cover limit rib will not inner cover card
Button interference.
Solenoid valve seat is easily fallen in inner cover switching process, and the conducting wire for easily leading to connection solenoid valve seat is loosened or is broken, and is made
It is bad at quality.
In any of the above-described technical solution, it is preferable that when the electromagnetic exhaust valve is closed, the bottom face of the valve deck and institute
The upper surface for stating valve seat is opposite.
In any of the above-described technical solution, it is preferable that when the exhaust valve closure, the peace is protruded into the bottom end of the valve deck
The top opening behaveing affectedly.
Design eliminates the part that cover is interposed between valve seat and valve cover chamber in this way, shortens the spacing of valve deck and valve seat, improves
The magnetic field suction and repel valve deck effect that electromagnetic coil generates in valve seat, so as to suitably reduce coil turn, to reduce valve
Seat size, and then reduce the overall dimensions of product, product aesthetics is promoted, the competitiveness of product is promoted.
The embodiment of second aspect of the present invention provides a kind of pressure cooking device, including as any embodiment of the present invention mentions
The lid of confession and the pot body being used cooperatively with the lid.
There is the pressure cooking device that second aspect of the present invention embodiment provides first aspect present invention any embodiment to mention
The lid of confession, therefore the pressure cooking device has whole beneficial effects of the lid of any of the above-described embodiment offer, herein not
It repeats again.Specifically, the pressure cooking device includes electric pressure cooking saucepan and electric pressure rice cooker etc..
Specifically, the pressure cooking device is electric pressure cooking saucepan or electric pressure rice cooker.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the overlooking structure diagram for the lid that one embodiment of the present of invention provides；
Fig. 2 be lid A-A shown in Fig. 1 to schematic cross-sectional view；
Fig. 3 is the enlarged structure schematic diagram in the portion B in Fig. 2；
Fig. 4 is the explosive view of lid shown in Fig. 1；
Fig. 5 is the overlooking structure diagram of cover shown in Fig. 4；
Fig. 6 be cover C-C shown in Fig. 5 to schematic cross-sectional view；
Fig. 7 be cover D-D shown in Fig. 5 to schematic cross-sectional view；
Fig. 8 is the overlooking structure diagram of inner cover shown in Fig. 4；
Fig. 9 be inner cover E-E shown in Fig. 8 to schematic cross-sectional view；
Figure 10 is the assembling process schematic diagram of valve seat shown in Fig. 4；
Figure 11 is the assembling process schematic diagram of valve seat shown in Fig. 4.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Figure 11 are as follows:
1 pot cover, 2 inner covers, 21 support portions, 211 emptiness avoiding holes, 3 covers, 31 installation cavitys, 311 limit ribs, 3111 avoid holes,
312 long holes, 4 valve seats, 41 annular convex ribs, 5 spools, 51 positive stop lug boss, 6 valve decks, 7 sealing elements, 8 nuts.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
Implement in a manner of using other than the one described here, therefore, protection scope of the present invention is not by following public tool
The limitation of body embodiment.
As shown in Figure 1 to 11, the embodiment of first aspect present invention provides a kind of lid, fills for pressure cooking
It sets, lid includes pot cover 1, inner cover 2, cover 3 and electromagnetic exhaust valve, and inner cover 2 is mounted on the outside of pot cover 1, and cover 3 is mounted on interior
The outside of lid 2, electromagnetic exhaust valve include valve seat 4, spool 5 and valve deck 6, and cover 3 is equipped with installation cavity 31, the top of installation cavity 31
It is respectively equipped with opening with bottom, valve seat 4 is mounted in installation cavity 31, has mounting hole 40 on valve seat 4, and spool 5 penetrates mounting hole
Mounting hole 40 is stretched out in 40 and both ends respectively, and the upper end of spool 5 is pressed on the upper surface of valve seat 4, the top of spool 5 and valve deck 6
It is cooperatively connected, and valve deck 6 can be moved with respect to spool 5, so that electromagnetic exhaust valve opens or closes；Wherein, the bottom end of spool 5 is worn
It crosses the bottom opening of installation cavity 31 and is fixedly connected with pot cover 1, the side wall of installation cavity 31 is equipped with the limit rib protruded inwardly
311, the bottom end of valve seat 4 compresses the upper surface of limit rib 311, and the lower end surface of limit rib 311 compresses pot cover 1 or inner cover 2.
This programme changes the mounting means of valve seat 4, and installation cavity 31 is arranged on cover 3, valve seat 4 is mounted on installation cavity
It in 31, and enter 6 bottom end of valve deck can by the top opening of installation cavity 31 in installation cavity 31, eliminate cover 3 and be interposed between 4 He of valve seat
Part between valve deck 6 has also just been broken off relations cover 3 in the related technology and the easily-deformable problem of 5 contact position of spool, can have been prevented because of face
The reliability that the problem of deformation of lid 3 leads to electromagnetic exhaust valve gas leakage generation, in this way design improve product exhaust, improves product
Quality.On this basis, limit rib 311 is arranged in this programme in installation cavity 31, and the bottom end of valve seat 4 and limit rib 311 contradict,
So that the effect that valve seat 4 plays tension cover 3 makes the cooperation of cover 3 and pot cover 1 to reduce the gap of cover 3 Yu pot cover 1
Gap meets design standard.
And limit rib 311 is tensed downwards since valve seat 4 is long-term, if 311 bottom of limit rib is hanging, after a period of time, limit
Position muscle 311 is easily deformed, and so that valve seat 4 is sunk or inclination, electromagnetic exhaust valve position is caused to leak air problem.This programme enables thus
The lower end surface of limit rib 311 makes limit rib 311 be supported against pot cover 1 or inner cover 2, to prevent the above problem.
As shown in Figure 4 and Figure 5, in any of the above-described technical solution, it is preferable that opposite two sides are at least divided in installation cavity 31
Not She Zhi a limit rib 311, long hole 312 is formed between the limit rib 311 of 31 two sides of installation cavity, the radial dimension F of valve seat 4 is big
It is greater than or equal to the radial dimension F of valve seat 4 in the axial dimension H of valve seat 4, the length L of long hole 312, the width S of long hole 312 is big
In or equal to valve seat 4 axial dimension H and be less than valve seat 4 radial dimension F so that valve seat 4 can be passed through from the bottom of cover 3
Long hole 312 enters installation cavity 31.
In any of the above-described technical solution, it is preferable that circuit board is installed on inner cover 2, there is coil and electricity in valve seat 4
Line, electric wire are connect with coil, and one end of electric wire is located at except the shell of valve seat 4, and one of the electric wire except the shell of valve seat 4
End is connect with circuit board.
Valve seat 4 is connect by conducting wire with circuit board on cover 3 is mounted on, therefore the needs of valve seat 4 are installed to by 3 bottom of cover
In installation cavity 31, this programme forms the long hole 312 for installing valve seat 4 between enabling limit rib 311 thus, and the length of long hole 312 is big
In or equal to valve seat 4 radial dimension, the width of long hole 312 is greater than or equal to the axial dimension of valve seat 4 and is less than the diameter of valve seat 4
To size, when installing valve seat 4, as shown in Figure 10 and Figure 11, valve seat 4 is put in first side, so that the side wall of valve seat 4 is directed at long hole 312, then
Valve seat 4 is from bottom to top passed through into long hole 312, so that valve seat 4 is entered installation cavity 31, then rotary valve base 4, enable 4 bottom end direction of valve seat
Long hole 312 constitute limit rib 311 can to valve seat 4 and limit, so that valve seat 4 is fixed in installation cavity 31.
As shown in Figure 8 and Figure 9, in any of the above-described technical solution, it is preferable that inner cover 2 is equipped with support portion 21, support portion
21 are arranged in a staggered manner on pot cover 1 with limit rib 311, and bottom end a part of valve seat 4 compresses limit rib 311, and another part compresses branch
The upper surface of support part 21, the lower end surface of support portion 21 are supported on pot cover 1.
After valve seat 4 is installed in place, 4 bottom end a part of valve seat compresses 311 another part of limit rib on cover 3 and compresses inner cover
Inner cover 2 and cover 3 are locked by the upper surface of the support portion 21 on 2 to tense inner cover 2 and cover 3 by valve seat 4
On pot cover 1.
In any of the above-described technical solution, it is preferable that there is 31 bottom of installation cavity valve seat 4 to penetrate installation from 3 bottom of cover
The long hole 312 of chamber 31, support portion 21 are equipped with emptiness avoiding hole 211, and the bottom end of spool 5, which passes through emptiness avoiding hole 211 and fixes with pot cover 1, to be connected
It connects, support portion 21 is contained in long hole 312.
As shown in Figures 2 to 4, in any of the above-described technical solution, it is preferable that be provided with sealing between valve seat 4 and cover 3
Part 7 is sealed.
Sealing element 7 is arranged in this programme between valve seat 4 and cover 3, with the gap between seal valve seat 4 and cover 3, prevents
Above-mentioned gap gas leakage.Specifically, sealing element 7 includes sealing ring.
In any of the above-described technical solution, it is preferable that sealing element 7 is sleeved on valve seat 4,31 side wall of valve seat 4 and installation cavity
Between gap sealed by sealing element 7, so as to form sealing between valve seat 4 and cover 3.
In the present solution, being set with sealing element 7 on valve seat 4,7 inside of sealing element is squeezed with valve seat 4 interferes, outside sealing element 7
The sidewall extrusion of side and installation cavity 31 is interfered, so that the clearance seal between 31 side wall of valve seat 4 and installation cavity is prevented 4 He of valve seat
Gap air leak between 31 side wall of installation cavity.Also, sealing element 7 can lifting valve base 4 install stability, prevent valve seat 4 from installing
It is shaken in chamber 31.
As shown in Figures 2 to 4, in any of the above-described technical solution, it is preferable that the upper end of spool 5 is equipped with radially protruding
Positive stop lug boss 51, positive stop lug boss 51 are pressed on the upper surface of valve seat 4.
In the present solution, spool 5 is equipped with positive stop lug boss 51, valve seat 4 is fixed by positive stop lug boss 51, in this way design valve seat
Assembling structure between 4 and spool 5 is simple, can promote the assembly efficiency of product.
In any of the above-described technical solution, it is preferable that pot cover 1 is equipped with the connecting hole of installation spool 5, the bottom end of spool 5
It is fixedly connected across connecting hole and by fastener with pot cover 1.
In any of the above-described technical solution, it is preferable that the bottom end of spool 5 is equipped with external screw thread, and fastener is nut 8, spool 5
Bottom end be fixed on pot cover 1 by nut 8.
Specifically, the assembling process of spool 5 and valve seat 4 is as follows: valve seat 4 is put in first side, and the side wall of valve seat 4 is made to be directed at installation cavity
Then the long hole 312 of 31 bottom ends is passed through valve seat 4 by long hole 312, for convenience of 7 installation cavity 31 of sealing element, usually in design season
It is opened wide at the top of installation cavity 31, the valve seat 4 for passing through long hole 312 is pierced by by 31 top of installation cavity, is then attached to valve for 7 sets of sealing element
On seat 4, then valve seat 4 is vertically loaded into installation cavity 31 by 31 top of installation cavity and first can be vertically attached to pacify by valve seat 4 again
It behave affectedly in 31 and sealing element 7 is installed again, constitute limit rib 311 can to valve seat 4 and limit, 5 bottom end of spool is then enabled to sequentially pass through peace
It behave affectedly 31 top end openings, 4 mounting hole 40 of valve seat, 2 support portion of inner cover, 21 emptiness avoiding hole 211,1 connecting hole of pot cover, until spool 5 limits
Boss 51 and 4 top of valve seat contradict, and lock spool 5 finally by nut 8, so that spool 5 is tensed valve seat 4, then tense face by valve seat 4
Lid 3.
As shown in figure 5, in any of the above-described technical solution, it is preferable that shape on limit rib 311 or between limit rib 311
At there are avoid holes 3111, it is provided with buckle on inner cover 2, buckles across avoid holes 3111.
As shown in figure 4, in any of the above-described technical solution, it is preferable that 4 upper end of valve seat is provided with annular convex rib, is installing
Before cover 3, valve seat 4 can fasten of short duration be fixed on inner cover 2 by annular convex rib 41 and buckle.
In lid assembling process, needs that valve seat 4 is fixed on inner cover 2 in advance, then complete some other assembly
Process later again removes valve seat 4 from position is pre-fixed, and is assembled into final rigging position, and valve seat 4 is preloaded onto inner cover
After on 2, it is sometimes desirable to overturn inner cover 2 and carry out subsequent assembly, this programme is that inner cover 2 and valve seat 4 are provided with clamping knot thus
Structure, when solenoid valve seat 4 is installed on inner cover 2, the annular convex rib 41 on buckle and valve seat 4 on inner cover 2 is clamped, by solenoid valve seat
4 is effectively fixed, and valve seat 4 is not fallen out when guaranteeing that inner cover 2 is overturn, to prevent the conducting wire of connection solenoid valve seat 4 from loosening or breaking
It splits.3 limit rib 311 of cover buckles corresponding position equipped with avoid holes 3111 with inner cover 2 simultaneously, and buckle can pass through avoid holes
3111, to guarantee that 3 limit rib 311 of cover will not the buckle interference of inner cover 2.
Solenoid valve seat 4 is easily fallen in 2 switching process of inner cover, and the conducting wire for easily leading to connection solenoid valve seat 4 is loosened or is broken,
Cause quality bad.
In any of the above-described technical solution, it is preferable that when electromagnetic exhaust valve is closed, the bottom face of valve deck 6 is upper with valve seat 4
End face is opposite.
In any of the above-described technical solution, it is preferable that when exhaust valve closure, the top of installation cavity 31 is protruded into the bottom end of valve deck 6
Portion's opening.
Design eliminates the part that cover 3 is interposed between valve seat 4 and valve deck 6 in this way, shortens the spacing of valve deck 6 and valve seat 4,
The magnetic field suction and repel 6 effect of valve deck that electromagnetic coil generates in valve seat 4 are improved, so as to suitably reduce coil turn, with
4 size of valve seat is reduced, and then reduces the overall dimensions of product, product aesthetics is promoted, promotes the competitiveness of product.
The embodiment of second aspect of the present invention provides a kind of pressure cooking device, including as any embodiment of the present invention mentions
The lid of confession and the pot body being used cooperatively with the lid.
There is the pressure cooking device that second aspect of the present invention embodiment provides first aspect present invention any embodiment to mention
The lid of confession, therefore the pressure cooking device has whole beneficial effects of the lid of any of the above-described embodiment offer, herein not
It repeats again.Specifically, the pressure cooking device includes electric pressure cooking saucepan and electric pressure rice cooker etc..
Specifically, the pressure cooking device includes electric pressure cooking saucepan and electric pressure rice cooker etc..
In the description of the present invention, the orientation or positional relationship of the instructions such as term " on ", "lower", "top", "bottom" be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this hair
Bright limitation.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.Term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " connection " can be fixation
Connection, may be a detachable connection, or be integrally connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (14)
1. a kind of lid, be used for pressure cooking device, the lid includes pot cover, inner cover, cover and electromagnetic exhaust valve, it is described in
Lid is mounted on the outside of the pot cover, and the cover is mounted on the outside of the inner cover, and the electromagnetic exhaust valve includes valve seat, valve
Core and valve deck, which is characterized in that
The cover is equipped with installation cavity, is respectively equipped with opening at the top and bottom of the installation cavity, the valve seat is mounted on institute
It states in installation cavity, there is mounting hole, the spool penetrates in the mounting hole and the peace is stretched out at both ends respectively on the valve seat
Hole is filled, the upper end of the spool is pressed on the upper surface of the valve seat, and the top of the spool and the valve deck are cooperatively connected, and
The valve deck can the relatively described valve core movement so that the electromagnetic exhaust valve opens or closes；
Wherein, the bottom end of the spool passes through the bottom opening of the installation cavity and is fixedly connected with the pot cover, the installation
The side wall of chamber is equipped with the limit rib protruded inwardly, and the bottom end of the valve seat compresses the upper surface of the limit rib, the limit
The lower end surface of position muscle compresses the pot cover or the inner cover.
2. lid according to claim 1, which is characterized in that
A limit rib, shape between the limit rib of the installation cavity two sides is at least respectively set in opposite two sides in the installation cavity
At long hole, the radial dimension of the valve seat is greater than the axial dimension of the valve seat, and the length of the long hole is greater than or equal to described
The radial dimension of valve seat, the width of the long hole are greater than or equal to the axial dimension of the valve seat and are less than the radial direction of the valve seat
Size, so that the valve seat, which can pass through the long hole from the bottom of the cover, enters the installation cavity.
3. lid according to claim 2, which is characterized in that
It is covered in described and circuit board is installed, there is coil and electric wire in the valve seat, the electric wire is connect with the coil, institute
The one end for stating electric wire is located at except the shell of the valve seat, one end of the electric wire except the shell of valve seat and the electricity
The connection of road plate.
4. lid according to claim 1, which is characterized in that
It covers in described equipped with support portion, the support portion is arranged in a staggered manner on the pot cover with the limit rib, the valve seat
Bottom end a part compress the limit rib, another part compresses the upper surface of the support portion, the lower end surface of the support portion
It is supported on the pot cover.
5. lid according to claim 4, which is characterized in that
The long hole that there is valve seat the installation cavity is penetrated from the cover bottom for the installation cavity bottom, the support portion are equipped with
Emptiness avoiding hole, the bottom end of the spool pass through the emptiness avoiding hole and are fixedly connected with the pot cover, and the support portion is contained in described
In long hole.
6. lid according to claim 1, which is characterized in that
Sealing element is provided between the valve seat and the cover to be sealed.
7. lid according to claim 6, which is characterized in that
For the sealing member sheathing on the valve seat, the gap between the valve seat and the installation cavity side wall passes through the sealing element
Sealing, so as to form sealing between the valve seat and the cover.
8. lid according to any one of claim 1 to 7, which is characterized in that
The upper end of the spool is equipped with the positive stop lug boss of radially protruding, and the positive stop lug boss is pressed on the upper surface of the valve seat.
9. lid according to any one of claim 1 to 7, which is characterized in that
The pot cover is equipped with the connecting hole for installing the spool, and the bottom end of the spool passes through the connecting hole and passes through fastening
Part is fixedly connected with the pot cover.
10. lid according to claim 2, which is characterized in that
Be formed with avoid holes on the limit rib or between limit rib, it is described in cover and be provided with buckle, it is described buckle across
The avoid holes.
11. lid according to claim 10, which is characterized in that
The valve seat upper end is provided with annular convex rib, before the cover is installed, the valve seat can by annular convex rib with
The buckle fastens of short duration be fixed in described and covers.
12. lid according to claim 1, which is characterized in that when the electromagnetic exhaust valve is closed, the bottom end of the valve deck
Face is opposite with the upper surface of the valve seat.
13. lid according to claim 1, which is characterized in that when the exhaust valve closure, the bottom end of the valve deck is protruded into
The top opening of the installation cavity.
14. a kind of pressure cooking device, which is characterized in that including as described in any one of claims 1 to 13 lid and with
The pot body that the lid is used cooperatively.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710908083.8A CN109567577B (en) | 2017-09-29 | 2017-09-29 | Lid and pressure cooking device |
| CA3064477A CA3064477C (en) | 2017-09-29 | 2017-11-08 | Lid body and pressure cooker |
| GB2004632.2A GB2581443B (en) | 2017-09-29 | 2017-11-08 | Lid body and pressure cooker |
| US16/644,801 US11197573B2 (en) | 2017-09-29 | 2017-11-08 | Lid body and pressure cooker |
| PCT/CN2017/109823 WO2019061686A1 (en) | 2017-09-29 | 2017-11-08 | Lid body and pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710908083.8A CN109567577B (en) | 2017-09-29 | 2017-09-29 | Lid and pressure cooking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109567577A true CN109567577A (en) | 2019-04-05 |
| CN109567577B CN109567577B (en) | 2020-09-29 |
Family
ID=65914371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710908083.8A Active CN109567577B (en) | 2017-09-29 | 2017-09-29 | Lid and pressure cooking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109567577B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
| US11969118B2 (en) | 2022-04-25 | 2024-04-30 | Sharkninja Operating Llc | Cooking device and components thereof |
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| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
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| US11969118B2 (en) | 2022-04-25 | 2024-04-30 | Sharkninja Operating Llc | Cooking device and components thereof |
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| Publication number | Publication date |
|---|---|
| CN109567577B (en) | 2020-09-29 |
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