CN205885294U - Steam valve valve body, steam valve that has it and electric rice cooker - Google Patents

Abstract

The utility model relates to a steam valve valve body, steam valve that has it and electric rice cooker, valve body (3) have cylinder inner cylinder (32) and outer cylinder (31) of mutual intussusception, and outer cylinder (31) are outside to be connected with at least one confined inlet channel (36) with inner cylinder (32) is inside within a definite time, space part between the interior outer cylinder except that inlet channel (36) is leak -off chute (38), the upper portion of inner cylinder (32) is provided with gas vent (34) of running through the lateral wall. Use the utility model discloses a steam valve that the assembly of steam valve valve body formed can especially form the minute -pressure environment in the pot, the while can be played brokenly the bubble anti -overflow again and gone out the effect, and washs the convenience. Therefore, the utility model discloses still provide and had the steam valve and the electric rice cooker of steam valve valve body.

Description

A kind of steam valve valve body, the steam valve with it and electric cooker

Technical field

This utility model belongs to culinary cuisine apparatus field and in particular to a kind of steam valve valve body, having its steam Valve and electric cooker.

Background technology

Electric cooker is household cookware, is widely used, and its structure substantially mainly includes cooker body, interior pot, upper lid and inside electricity Heater.General electric cooker, in upper lid setting steam valve, for preventing the rice water seething with excitement from overflowing, causes water loss even to pacify Full accident, simultaneously steam valve forms minute-pressure environment, the mouthfeel of raising steamed rice in pot.

The patent documentation of Chinese utility model patent Publication No. cn101919659a, describes a kind of electric cooker steam valve Structure, has valve seat, valve gap and pressure ball, has the labyrinth flow-path of brokenly bubble in valve gap；Steam valve is arranged on pot cover, valve seat from Pot cover upper surface stretches out.

But, above-mentioned steam valve structure is still more complicated, needs multiple parts to be assembled；Internal groove dead angle Many, not easy cleaning；And steam valve base top is stretched out from pot cover top, also have impact on the outward appearance of electric cooker.

Utility model content

In view of this, this utility model provide firstly a kind of steam valve valve body, in terms of existing technologies, its solution Determine and led to difficult cleaning of technical problem complex structure, internal groove dead angle more, there is structure simple, convenient cleaning beneficial Effect, and use the steam valve of this valve body making, using the teaching of the invention it is possible to provide minute-pressure and brokenly bubble function.Additionally, this utility model also provides A kind of steam valve with this valve body.Still further, this utility model additionally provides the electric cooker with this steam valve, its energy Enough realize can't see steam valve in appearance in electric cooker, have that steam valve brokenly bubble is anti-spilled and minute-pressure effect, Er Qiezheng simultaneously again Steam valve is unpicked and washed conveniently.

For reaching above-mentioned purpose, this utility model mainly provides following technical scheme:

First, this utility model provides a kind of steam valve valve body, and described valve body has the cartridge type inner circle of mutual intussusception Cylinder and exterior circular column, arbitrary or all described cylinder with or without tapered, exterior circular column outside with inner cylinder inside Between with least one closing inlet channel be connected, between inside and outside cylinder the space segment in addition to inlet channel be leak Groove, the top of inner cylinder has air vent.Valve body of the present utility model is integrally formed by single-piece, and special steam channel sets Meter, structure and assembling, simply it is easy to cleaning, are particular enable to meet the requirement of electric cooker pressurize, brokenly bubble.

Further, it is to be arranged concentrically between described inner cylinder and described exterior circular column.

Further, described passage, with regard to described cylindrical symmetrically a pair of setting, removes between inside and outside cylinder Space segment outside inlet channel is leak-off chute.This optimization design, takes into full account and meets steam and such as Rice ＆ peanut milk flow Require, also improve the intensity of valve body.

Further, inlet channel is intersected with exterior circular column outer surface, forms the air inlet port of inlet channel；And/or, enter Gas passage is intersected with inner cylinder inner surface, forms the air outlet of inlet channel.

Further, inner cylinder bottom has drum head, drum head centrally disposed base plate installing hole, and valve base plate is by described peace Dress hole is positioned at the bottom of valve body.

Further, exterior circular column is variable cross-section, and lower section diameter is bigger than top diameter of section, thus forming bottom There is the structure of double step, inner cylinder bottom surface and exterior circular column bottom surface have annular projection, valve base plate is installed into base plate peace Behind dress hole, by elastic traction action, the upper surface of valve base plate is made to contact with described annular projection lower surface.

Further, the top of inner cylinder is provided through the air vent of side wall；Or, described air vent includes inner circle At least one breach that cylinder top opens up vertically, makes inner cylinder top elastically deformable, thus constituting card.

Further, near card upper end, inner surface has inside flange, for preventing valve element from inner cylinder End abjection.

Further, near described exterior circular column outer surface upper end, buckle is set, for by described steam valve body and pot Lid carries out clamping installation.

This utility model also provides a kind of steam valve, is used for being arranged on pot cover, and described steam valve includes aforesaid steam Valve body；

Also include:

Valve base plate, the bottom being installed on valve body is to block leak-off chute；

Valve element, is arranged inside inner cylinder, can be freely lifted slip along inner cylinder inner surface, and valve element is in and falls position When putting, cut off the connection between described inlet channel and described air vent.

Due to the connection between inlet channel and air vent can be cut off when valve element falls, thus corresponding pot can be made (for example Electric cooker) interior formation minute-pressure environment；And when pot inner pressure reaches certain pressure, valve element will be pulled to top and at least in part Expose air vent, steam is discharged from air vent, has liquid then to fall from leak-off chute simultaneously, it is anti-overflow that valve element now can play brokenly bubble again The effect going out.

Further, described base plate is integrally formed by food grade elastomeric material.Using food grade elastomeric material valve base plate, both Can be electric cooker pressurize, the liquid that again can allow access into steam valve reaches in a certain amount of rear auto-returned pot.

Further, described valve base plate includes circular piece part, has projection in the center of described circular piece part, Projection top has radial direction clamping projection, positions after the base plate installing hole of inner cylinder drum head for filling in projection.Such Design makes feather valve base plate install, dismounting is all very light.

Further, the circular piece section diameter of valve base plate is more than the internal diameter of exterior circular column, and valve base plate is being installed the bottom of into After plate installing hole, by elastic traction action, the upper surface of valve base plate is made to contact with the bottom surface of valve body, thus closing valve body Bottom.

Further, described valve element is the cake that spherical, inverted cone, spindle or lateral circle surface above-below direction have radian Shape.

Further, respectively form a described projection at the upper and lower centre of surface position of the circular piece part of valve base plate. Using this mode of texturing, when the projection of one side snaps fit onto inner cylinder drum head, the projection of another side can be used as the handle of dismounting Handss；And symmetric design, regardless of positive and negative, extend the Use Limitation of silicone elastomer base plate.

A kind of another aspect of the present utility model, there is provided electric cooker, it includes cooker body, interior pot, upper lid and electrical heating dress Put, wherein, on the downside of upper lid, any one steam valve aforesaid is installed, after lid installed by steam valve, generally in above covering Under surface.

Further, upper lid is internally provided with sealing ring, sets near sealing ring and steam valve exterior circular column outer surface upper end The clamping that is clasped put.

Compared with prior art, equipped with the electric cooker of this utility model steam valve, can't see steam valve in appearance, entirety is more Exquisite beautiful；Steam valve number of components reduces, and installs, dismounting is all simpler, quick；Gas channel simplifies and minute-pressure needed for guarantee The effect overflowed with the Rice ＆ peanut milk that prevents from seething with excitement, and further obtain easy to clean, thoroughly beneficial effect, therefore improve further The safe and sanitary of electric cooker ensures.

Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and being practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing detailed Describe in detail bright as after.

Brief description

Fig. 1 is steam valve whole structure figure；

Fig. 2 is the design sketch after 90 degree of the steam valve rotation of Fig. 1；

Fig. 3 clearly show the visual effect figure of valve base plate for steam valve bottom；

Fig. 4 is steam valve body central profile；

Fig. 5 is the center section plan turning 90 degrees with respect to Fig. 4 steam valve body；

Fig. 6 is steam valve schematic diagram, represents that valve element falls in the state of bottom；

Fig. 7 is steam valve schematic diagram, represents the state that valve element rises under Steam Actuation；

Fig. 8 is assembling schematic diagram in rice cooker upper cover for the steam valve；

Fig. 9 is assembled to the partial enlarged drawing after in rice cooker upper cover for steam valve.

In figure: 1 is rice cooker upper cover, 2 is upper cover seal circle, and 3 is steam valve body, and 31 is exterior circular column, and 32 is inner circle Cylinder, 33 be buckle, 34 be air vent, 35 be card, 351 be card on inside flange, 36 be inlet channel, 37 be into QI KOU, 38 is leak-off chute, and 39 is base plate installing hole, and 4 is valve element, and 5 is valve base plate, and 51 is to install projection.

Specific embodiment

For further illustrating that this utility model is to reach technological means and effect that predetermined utility model purpose is taken, Below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment of foundation this utility model application, structure, feature and its work( Effect, after describing in detail such as.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same enforcement Example.Additionally, special characteristic in one or more embodiments, structure or feature can be combined by any suitable form.

The structure of steam valve body is described first, referring to Fig. 4 and Fig. 5, steam valve body 3 generally comprises two cartridge type cylinders Body, cylinder of the present utility model can have certain taper, with least between exterior circular column 31 outside and inner cylinder 32 inside Article one, the inlet channel 36 of closing is connected.For example, exterior circular column 31 outer peripheral face bottom has the opening of inlet channel 36, is valve Steam inlet 37, another end opening of inlet channel 36 can be intersected with the inner peripheral surface of inner cylinder 32 and be formed.Inside and outside Space segment in addition to inlet channel 36 between cylinder, constitutes leak paths, can be described as leak-off chute 38 again.Inner cylinder 32 Top be provided through the air vent 34 of side wall.

In figure illustrates in preferred embodiment, is to be arranged concentrically between described inner cylinder 32 and described exterior circular column 31. Inlet channel 36 is symmetrically arranged a pair with regard to its center, the space in addition to a pair of inlet channel between inside and outside cylinder Part constitutes a pair of leak-off chute 38, in conjunction with the design sketch referring to Fig. 1, Fig. 2.

Return to Fig. 4, Fig. 5, the bottom of inner cylinder 32 has drum head, and drum head center has base plate installing hole 39, for hanging Hang and the valve base plate 5 that will be described in detail below is installed.

The preferably spherical valve element 4 of the internal setting of inner cylinder 32, valve element 4 and inner cylinder 32 inner surface have glade plane space So that valve element 4 can be freely lifted slip along inner cylinder 32 inner surface, valve element 4 falls and can cut off institute in bottom position for ground cooperation State the connection between inlet channel 36 and described air vent 34, that is, the height of inlet channel generally lower than valve element 4 falls at bottom position Radial height when putting, thus will separate with the external world in pot, forms minute-pressure environment in pot.

Alternately, valve element can also have radian for inverted cone, spindle or lateral circle surface above-below direction Patty.

Inner cylinder upper axial opens up breach, and breach, in addition to serving as aforesaid air vent 34, can also make interior cylinder Body top elastically deformable to a certain extent, thus constitute card 35.Nearby inner surface has inside flange for card 35 upper end 351, for preventing such as spherical valve core 4 from deviating from from the upper end of inner cylinder 32.The elasticity of card 35 can allow spherical valve core 4 to lead to Cross certain pressure to load in inner cylinder 32.The lower end of breach 34 should be higher than that the radius that spherical valve core 4 falls in bottom position is high Degree, in order to avoid this breach is connected with inlet channel all the time and cannot form minute-pressure.

In preferred embodiment shown in figure, breach 34 is symmetrically arranged a pair on inner cylinder top, thus being formed A pair of card 35.

Referring to Fig. 3 and Fig. 8, valve base plate 5 includes circular piece part, it is preferred to use silica gel is integrally formed it is also possible to make Use other food grade elastomeric material, such as food stage rubber, tpe, epdm etc.；Can be each in the upper and lower surface of circular piece part Form a projection.

The disk section diameter of elastic bottom plate 5 may be slightly larger than the internal diameter of exterior circular column 31, is formed and table in exterior circular column 31 The interference fit in face, thus the bottom of steam valve body can be closed, that is, closes leak-off chute 38.

Alternatively, the disk section diameter of elastic bottom plate 5 is more than the internal diameter of exterior circular column 31.By elasticity After base plate 5 installs base plate installing hole 39, by elastic traction action, make under upper surface and the exterior circular column 31 of elastic bottom plate End contact, thus close the bottom of valve body.

Optimal way as shown in Figure 9, exterior circular column 31 is variable cross-section, and lower section diameter is than top diameter of section Greatly, thus forming the structure that bottom has double step, inner cylinder bottom surface and exterior circular column bottom surface have annular projection, valve bottom After plate 5 peace load hole 39, by elastic traction action, make the upper surface of valve base plate and the annular projection of described inside and outside cylindrical base Lower surface contacts.

As shown in Fig. 1,2,9, near the outer surface upper end of exterior circular column 31, buckle 33 can be set, for by described steam valve Carry out clamping installation with pot cover, for example, steam valve is installed with silica gel sealing ring 2 clamping in rice cooker upper cover 1.

As one kind preferably embodiment, preferably it is symmetrically arranged two buckles near outer cylindrical outer surface upper end 33.

Fig. 9 is scheme of installation in rice cooker upper cover for the steam valve, and rice cooker upper cover 1 lower inner part arranges silica gel sealing Circle 2, the buckle 33 on steam valve exterior circular column is connected on sealing ring 2, and a step of exterior circular column bottom then abuts electric meal 1 downside surface is covered on pot, thus steam valve is fixed on rice cooker upper cover；Valve base plate 5 presses fit into valve inner circle by projection 51 In the installing hole 39 of cylinder drum head, thus closing steam valve lower passage, i.e. leak-off chute；Steam valve is extended partially into sealing ring 2 Valve on side opening, connect with the steam evacuation channels in rice cooker upper cover 1, thus by steam discharge pot outside.It can be seen that After rice cooker upper cover installed by steam valve, under upper cap upper surface, from upper lid outside can't see steam valve so that on The outward appearance of lid has more free design space.

The principle of steam valve work is as follows:

Fig. 6 is shown without the state of steam valve during steam, and spherical valve core 4 vertically falls bottom, falls in inner cylinder bottom Valve base plate 5 install projection 51 upper surface on, cut-out inlet channel 36 and air vent 34 between connection, during steamed rice, valve element weight Power can form certain minute-pressure environment in pot.

Fig. 7 illustrates the steam valve state after producing steam, and steam enters inlet channel 36 by air inlet 37, by valve element 4 Jack-up upwards, rises with valve element, and air vent 34 connects (referring also to the design sketch of Fig. 1) with inlet channel in inner cylinder, Steam is discharged through air vent 34, the opening on the upside of valve body, and the water producing after brokenly bubble or the soup of boiling flow through air vent After 34, fall from leak-off chute 38, be temporarily stored on the upside of silica gel base plate 5；With the increase of soup amount, its weight makes silica gel The deformation downwards of valve base plate so that producing gap between valve bottom and valve base plate, soup through in this slit flow twice-cooked stir-frying, thus reaching water Vapour separates, the effect of anti-soup spill.

After a procedure it is convenient to steam valve is integrally taken off from pot cover, and can easily by valve base plate with valve originally Body separates, consequently facilitating each several part of cleaning steam valve, no any residual after accomplishing to wash.After cleaning, also can be easily by steam Valve reinstalls to pot cover.

To sum up, skilled addressee readily understands that, on the premise of not conflicting, above-mentioned each advantageous manner can from Combined by ground, be superimposed.

The above, be only preferred embodiment of the present utility model, not this utility model is made any formal Restriction, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, All still fall within the range of technical solutions of the utility model.

Claims (17)

1. a kind of steam valve valve body (3) is it is characterised in that described valve body (3) has the cartridge type inner cylinder of mutual intussusception (32) and exterior circular column (31), arbitrary or all described cylinder with or without tapered, exterior circular column (31) is outside and inner circle It is connected with the inlet channel (36) of at least one closing between cylinder (32) inside；Inlet channel (36) is removed between inside and outside cylinder Outside space segment be leak-off chute (38)；The top of inner cylinder (32) has air vent (34).

2. steam valve valve body according to claim 1 is it is characterised in that described inner cylinder (32) and described outside cylinder It is to be arranged concentrically between body (31).

3. the steam valve valve body according to one of claim 1-2 is it is characterised in that described inlet channel (36) is with regard to institute State cylindrical symmetrically a pair of setting, between inside and outside cylinder, the space segment in addition to inlet channel (36) is leak Groove (38).

4. the steam valve valve body according to one of claim 1-2 it is characterised in that described inlet channel (36) with cylindrical Cylinder (31) outer surface intersects, and forms the air inlet port of inlet channel；And/or, inlet channel (36) is interior with inner cylinder (32) Surface is intersected, and forms the air outlet of inlet channel.

5. the steam valve valve body according to one of claim 1-2 is it is characterised in that inner cylinder (32) bottom has bucket Bottom, drum head centrally disposed base plate installing hole (39).

6. the steam valve valve body according to one of claim 1-2 is it is characterised in that exterior circular column (31) is variable cross-section , lower section diameter is bigger than top diameter of section, thus forming the structure that bottom has double step, inner cylinder bottom surface and Exterior circular column bottom surface has annular projection.

7. the steam valve valve body according to one of claim 1-2 is it is characterised in that the top of described inner cylinder (32) It is provided through the air vent (34) of side wall；Or, described air vent (34) includes inner cylinder (32) top and opens up vertically At least one breach, make inner cylinder top elastically deformable, thus constituting card (35).

8. steam valve valve body according to claim 7 is it is characterised in that the neighbouring inner surface in described card (35) upper end has There is inside flange (351).

9. according to claim 1-2, steam valve valve body described in one of 8 it is characterised in that described exterior circular column (31) outward Buckle (33) is set near the upper end of surface, for described steam valve body and pot cover are carried out clamping installation.

10. a kind of steam valve, is used for being arranged on pot cover, and described steam valve includes the steam valve described in one of claim 1-9 Valve body；

Also include:

Valve base plate (5), the bottom being installed on valve body (3) is to block leak-off chute (38)；

Valve element (4), is arranged at inner cylinder (32) inside, can be freely lifted slip along inner cylinder inner surface, valve element (4) is in During lowering position, cut off the connection between described inlet channel (36) and described air vent (34).

11. steam valves according to claim 10 are it is characterised in that described valve base plate (5) is whole by food grade elastomeric material System becomes.

12. steam valves according to one of claim 10-11 are it is characterised in that described valve base plate (5) includes circular piece portion Point, in the center of described circular piece part, there is projection (51), projection top has radial direction clamping projection, for by projection The base plate installing hole (39) filling in inner cylinder (32) drum head positions afterwards.

13. steam valves according to one of claim 10-11 are it is characterised in that the circular piece part of described valve base plate (5) With diameter greater than the internal diameter of exterior circular column (31), after valve base plate (5) is installed base plate installing hole (39), made by elastic tractive With making the upper surface of valve base plate contact with the bottom surface of valve body (3), thus closing the bottom of valve body (3).

14. steam valves according to one of claim 10-11 it is characterised in that described valve element (4) be spherical, inverted cone, Spindle or lateral circle surface above-below direction have the patty of radian.

15. steam valves according to claim 12 it is characterised in that described valve base plate (5) circular piece part upper, Lower surface center position respectively forms a described projection (51).

A kind of 16. electric cookers, it includes cooker body, interior pot, upper lid (1) and electric heater unit it is characterised in that on the downside of upper lid (1) Steam valve described in claim 10-15 any one is installed, after lid (1) installed by steam valve, generally in Shang Gai (1) Under upper surface.

17. electric cookers according to claim 16, it is characterised in that upper lid (1) is internally provided with sealing ring (2), seal Buckle (33) the cooperation clamping of setting near circle (2) and steam valve exterior circular column (31) outer surface upper end.