CN107713774B - Steam valve for cooking utensil and cooking utensil with steam valve - Google Patents

Abstract

The invention discloses a steam valve for a cooking appliance and the cooking appliance with the same, wherein the steam valve for the cooking appliance comprises: a valve cover; the disk seat, disk seat detachably connect in the valve gap below, be equipped with the cavity steam channel portion that upwards extends on the disk seat, the bottom of steam channel portion is opened, wherein be formed with at least one incision on the lateral wall of steam channel portion, the incision extends downwards to run through the bottom of steam channel portion. According to the steam valve for the cooking utensil, the side wall of the steam channel part is provided with the at least one notch, and the notch extends downwards to penetrate through the bottom of the steam channel part, so that the backflow of soup is facilitated, and the processing technology of the steam valve is simplified.

Description

Steam valve for cooking utensil and cooking utensil with steam valve

Technical Field

The invention relates to the technical field of kitchen utensils, in particular to a steam valve for a cooking utensil and the cooking utensil with the steam valve.

Background

In the related art, a steam valve of a cooking appliance such as an electric rice cooker requires separate soup returning means (e.g., a return port and a return valve) in order to return overflowing soup such as rice soup, thereby complicating the entire structure assembly. Moreover, the steam channel of the steam valve adopts a structure similar to a chimney to form an injection passage, although the discharge speed of the steam is improved, bubbles can be blown out at the same time, and the possibility of overflow is increased.

Disclosure of Invention

The present invention is directed to solving one of the technical problems of the prior art. To this end, an object of the present invention is to propose a steam valve for a cooking appliance, which allows to reduce the spillage, which does not require the presence of a return device, and which is structurally simple.

Another object of the present invention is to propose a cooking appliance with the above steam valve.

A steam valve for a cooking appliance according to a first aspect of the present invention includes: valve gap and disk seat, disk seat detachably connect in the valve gap below, be equipped with the cavity steam channel portion that upwards extends on the disk seat, the bottom of steam channel portion is opened, wherein be formed with at least one incision on the lateral wall of steam channel portion, the incision downwardly extending runs through the bottom of steam channel portion.

According to the steam valve for the cooking utensil, the side wall of the steam channel part is provided with the at least one notch, and the notch extends downwards to penetrate through the bottom of the steam channel part, so that the backflow of soup is facilitated, and the processing technology of the steam valve is simplified.

In addition, the steam valve for a cooking appliance according to the present invention may also have the following additional technical features:

according to one embodiment of the invention, the width of the incision is w, wherein w satisfies: w is more than or equal to 1mm and less than or equal to 2 mm.

According to an embodiment of the invention, the ratio of the total area of the at least one cut-out to the peripheral area of the steam channel portion is a, said a satisfying: a is more than or equal to 20 percent and less than or equal to 50 percent.

Preferably, said a further satisfies: a is more than or equal to 25 percent and less than or equal to 35 percent.

According to an embodiment of the present invention, the cutout is plural and the plural cutouts are provided at intervals in a circumferential direction of the steam passage portion.

Preferably, the number of the incisions is 3 or 4.

According to one embodiment of the invention, the cut-out extends up to the top of the steam channel portion.

According to an embodiment of the present invention, the valve seat is formed with a recess recessed downward, wherein the steam passage portion is provided on a bottom wall of the recess.

A cooking appliance according to a second aspect of the invention comprises a steam valve for a cooking appliance according to the above first aspect of the invention.

According to one embodiment of the invention, the cooking appliance is an electric rice cooker or an electric pressure cooker.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a valve seat of a steam valve for a cooking appliance according to an embodiment of the present invention;

fig. 2 is a schematic view of a valve seat of a steam valve for a cooking appliance according to another embodiment of the present invention;

fig. 3 is a sectional view of a valve seat of a steam valve for a cooking appliance according to still another embodiment of the present invention;

fig. 4 is a bottom view of the valve seat shown in fig. 3.

Reference numerals:

1: a valve seat; 11: a steam channel part; 12: a groove;

111: cutting; 112: a first steam outlet; 113: a steam inlet; 114: a second steam outlet.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "middle", "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A steam valve for a cooking appliance (not shown) according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1-4. Wherein, the cooking utensil can be an electric cooker. In the following description of the present application, a cooking appliance is exemplified as an electric cooker. Of course, those skilled in the art will appreciate that the cooking appliance may also be an electric pressure cooker or other electrical products that may have steam and soup spills.

As shown in fig. 1 to 4, a steam valve for a cooking appliance, such as an electric rice cooker, according to an embodiment of the first aspect of the present invention, includes a valve cover (not shown) and a valve seat 1.

Specifically, the valve seat 1 is detachably connected below the valve cover, the valve seat 1 is provided with an upwardly extending hollowsteam channel portion 11, the bottom of thesteam channel portion 11 is open, wherein at least onenotch 111 is formed on the side wall of thesteam channel portion 11, and thenotch 111 extends downward to penetrate through the bottom of thesteam channel portion 11.

For example, as shown in fig. 1 to 4, the steam valve includes a valve seat 1 and a valve cover provided on the valve seat 1, the valve seat 1 is detachably connected below the valve cover, a valve chamber is defined between the valve seat 1 and the valve cover, asteam passage part 11 is located in the valve chamber, thesteam passage part 11 has a hollow cone structure, and the cross-sectional area of the bottom of thesteam passage part 11 is larger than that of the top. Wherein, the hollow part of thesteam channel part 11 is a steam channel, the bottom of thesteam channel part 11 is open to form asteam inlet 113, one ormore notches 111 may be formed on the sidewall of thesteam channel part 11, the one ormore notches 111 communicate with the steam channel and form afirst steam outlet 112, wherein the lower end of eachnotch 111 penetrates through the bottom of thesteam channel part 11 and directly communicates with thesteam inlet 113.

Wherein theslits 111 may be elongated extending in the length direction of thesteam channel 11, for example, as shown in fig. 1 to 4, theslits 111 have a rectangular structure, and the long sides of theslits 111 are parallel to the length direction of thesteam channel 11. This simplifies the structure of thenotch 111 and facilitates the processing. Of course, thenotch 111 may be provided in other shapes (not shown) according to actual requirements, such as a trapezoidal structure, a sawtooth structure, a wavy line structure, an arc structure, or the like.

When the cooking appliance, such as an electric rice cooker, is operated, steam generated during cooking of an object to be cooked, such as rice, etc., in the cooking appliance, such as an electric rice cooker, may move upward into the steam passage through thesteam inlet 113, and then laterally out of thesteam passage portion 11 through thecutout 111 and into the valve chamber. While the steam is discharged, a part of the soup water such as rice water or the like blown out may flow back from the lower end of theslit 11 into the cooking appliance such as a rice cooker through thesteam inlet 113 by its own weight. From this, need not to set up hot water reflux unit alone for the simple structure of whole steam valve has reduced the cost. And when the steam valve is molded through the plastic mold, the structure is simple, so that the processing technology of the plastic mold is simplified, the processing efficiency of the plastic mold is improved, and the processing cost is reduced.

According to the steam valve for the cooking appliance such as the electric cooker of the embodiment of the invention, by arranging at least onecut 111 on the side wall of thesteam channel part 11 and making thecut 111 extend downwards to the bottom part penetrating through thesteam channel part 11, when the steam valve is used for the cooking appliance such as the electric cooker, the backflow of soup such as rice soup and the like is facilitated, and the processing technology of the steam valve is simplified.

In one embodiment of the present invention, as shown in fig. 1-2, the width of theincision 111 is w, where w satisfies: w is more than or equal to 1mm and less than or equal to 2 mm. Accordingly, the width of theslit 111 is small, and when steam passes through theslit 111, theslit 111 breaks bubbles of soup blown by the steam, thereby reducing overflow of the soup. It will be appreciated that the specific value of the width w of thecut 111 can be specifically set according to the actual requirements to have a better bubble breaking effect.

In one embodiment of the present invention, the ratio of the total area of the at least onecutout 111 to the outer circumferential area of thesteam channel portion 11 is a, a satisfying: a is more than or equal to 20 percent and less than or equal to 50 percent. Wherein "the total area of at least oneslit 111" is, when theslits 111 are provided in one, the area of the oneslit 111; when thecutout 111 is provided in plural, the sum of the total areas of all thecutouts 111. Therefore, the total area of all thenotches 111 occupies a larger area of the outer circumference of thesteam channel part 11, thereby increasing the steam outlet area of the steam, dispersing the discharge of the steam, reducing the discharge speed of the steam, and further reducing the overflow of the soup.

Preferably, a further satisfies: a is more than or equal to 25 percent and less than or equal to 35 percent. Therefore, the normal discharge of steam can be further ensured, and the cooking effect of the cooking appliance such as an electric cooker can be ensured.

In one embodiment of the present invention, thecut 111 is plural and theplural cut 111 are provided at intervals in the circumferential direction of thesteam channel part 11. Preferably, the number of theslits 111 is 3 or 4. Therefore, the plurality ofnotches 111 increase the steam outlet area of the steam, disperse the discharge of the steam, reduce the discharge speed of the steam, reduce the overflow of the soup and optimize the cooking effect of the cooking appliance such as the rice cooker. For example, as shown in fig. 1, 3slits 111 are provided at intervals in the circumferential direction of thesteam passage portion 11, and the included angle between adjacent twoslits 111 is substantially 90 °. For another example, as shown in fig. 4, 4slits 111 are uniformly spaced along the circumferential direction of thesteam channel 11, so that steam can be uniformly discharged while ensuring the steam discharging area, further reducing the steam discharging speed, and reducing the soup overflow.

In one embodiment of the present invention, theslits 111 extend upward to the top of the throughsteam channel part 11. For example, as shown in fig. 1 to 4, the top of thesteam channel 11 is a closed structure, and thecut 111 extends upward to penetrate the top of thesteam channel 11, so as to facilitate processing and increase the steam outlet area while preventing overflow. Of course, thecut 111 may not penetrate the top of the steam channel 11 (not shown), and the upper end of thecut 111 is located on the sidewall of thesteam channel 11, so as to avoid the problems of steam directly exhausting from the top of the conventional "chimney" structure, blowing bubbles, etc.

Further, as shown in fig. 2, the top of thesteam channel portion 11 may also be a semi-closed structure, thesteam channel portion 11 is formed with asecond steam outlet 114, thesecond steam outlet 114 extends downward from the top of thesteam channel portion 11 to the side wall of thesteam channel portion 11, and the side wall of thesteam channel portion 11 is formed with anotch 111, and thenotch 111 and thesteam outlet 112 are opposite to each other along the radial direction of the steam channel portion. At this time, steam can be discharged from theslit 111 and thesteam outlet 112, and bubbles of soup blown by the steam will flow back into the cooking appliance, such as an electric rice cooker, from the lower end of theslit 111. From this, the play vapour area of increase steam, the discharge of dispersion steam reduces the exhaust velocity of steam, and then reduces overflowing of hot water, and need not to set up hot water reflux unit alone again, simple structure, workable. Of course, the number of theslits 111 in fig. 2 may be plural (not shown).

In one embodiment of the present invention, the valve seat 1 is formed with arecess 12 recessed downward, wherein thesteam passage portion 11 is provided on the bottom wall of therecess 12. As shown in fig. 1 to 4, thegroove 12 may be used to collect overflowing soup, so that the soup collected in thegroove 12 will flow back into the cooking appliance, such as an electric rice cooker, from the lower end of thenotch 111 through the bottom of thesteam channel 11, without separately providing a soup backflow device, and the structure is simple and easy to machine.

A cooking appliance according to an embodiment of the second aspect of the invention comprises a steam valve for a cooking appliance according to the above-described embodiment of the first aspect of the invention.

According to the cooking appliance provided by the embodiment of the invention, by adopting the steam valve, the overflow of soup in the cooking appliance can be reduced, the cooking effect of the cooking appliance is ensured, and the processing efficiency of the cooking appliance is high.

Other constructions and operations of the cooking appliance according to the embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A steam valve for a cooking appliance, comprising:

a valve cover;

the disk seat, disk seat detachably connect in the valve gap below, be equipped with the cavity steam channel portion that upwards extends on the disk seat, the bottom of steam channel portion is opened, wherein be formed with at least one incision on the lateral wall of steam channel portion, the incision extends downwards to run through the bottom of steam channel portion, notched width is w, wherein w satisfies: w is more than or equal to 1mm and less than or equal to 2 mm.

2. The steam valve for a cooking appliance according to claim 1, wherein a ratio of a total area of the at least one cutout to a peripheral area of the steam passage portion is a, the a satisfying: a is more than or equal to 20 percent and less than or equal to 50 percent.

3. The steam valve for a cooking appliance according to claim 2, wherein a further satisfies: a is more than or equal to 25 percent and less than or equal to 35 percent.

4. The steam valve for a cooking appliance according to claim 1, wherein the cut-out is plural and the plurality of cut-outs are provided at intervals in a circumferential direction of the steam passage part.

5. The steam valve for a cooking appliance according to claim 4, wherein the cut-out is 3 or 4.

6. The steam valve for a cooking appliance according to claim 1, wherein the cut-out extends upward to a top portion through the steam channel portion.

7. The steam valve for a cooking appliance according to any one of claims 1 to 6, wherein the valve seat is formed with a recess recessed downward, wherein the steam passage portion is provided on a bottom wall of the recess.

8. Cooking appliance, characterized in that it comprises a steam valve for a cooking appliance according to any one of claims 1 to 7.

9. The cooking appliance of claim 8, wherein the cooking appliance is an electric rice cooker or an electric pressure cooker.

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