CN201855098U - An electric pressure cooker with improved sealing ring fixing method - Google Patents

Abstract

An electric pressure cooker with an improved sealing ring fixing mode comprises a cooker cover, an inner container, a middle layer and a sealing ring, wherein the cooker cover comprises a top plate and a surrounding plate, and the buckling position of the surrounding plate is screwed with the buckling position of the middle layer; it is characterized in that: the supporting device is arranged on the enclosing plate of the pot cover and is positioned on the enclosing plate between the top plate of the pot cover and the buckling position of the pot cover; the sealing ring is composed of an outer ring wall, an inner ring wall and a top ring plate; the lower end of the outer ring wall of the sealing ring is matched with the supporting device, and the top ring plate is attached to the top plate of the pot cover; the top opening of the inner container is matched with the inner ring wall and the top ring plate; the buckling position of the middle layer is positioned between the buckling position of the cooker cover and the supporting device. Due to the adoption of the structure, compared with the prior art, the process of welding the bracket is omitted, the working time is saved, and the assembly efficiency is improved. The buckling position of the middle layer is positioned between the buckling position of the cooker cover and the supporting device, the cooker cover is screwed with the middle layer, and the supporting device slides on the buckling position of the middle layer, so that the cooker cover is convenient to screw, small in force and convenient to open.

Description

An electric pressure cooker with improved sealing ring fixing method

technical field

The utility model relates to an electric pressure cooker.

Background technique

In the current prior art, an electric pressure cooker with an improved sealing ring fixing method includes a pot cover, an inner tank, a middle layer and a sealing ring. , the buckle of the coaming plate is screwed with the middle layer; a bracket is welded on the top plate of the pot cover, and the sealing ring is fixed on the bracket. Existing problems are: complex structure, inconvenient assembly and waste of man-hours.

Contents of the invention

The purpose of the utility model is to provide an electric pressure cooker with an improved sealing ring fixing method, which has the characteristics of convenient installation and labor-saving.

The utility model is achieved in the following way: an electric pressure cooker with an improved sealing ring fixing method, including a pot cover, an inner tank, a middle layer and a sealing ring, the pot cover includes a top plate and a coaming plate, and there are buckles on the coaming plate; There is a buckle, and the buckle of the coaming is screwed with the middle layer; the special feature is that there is a support device on the coaming of the pot cover, and the support device is located between the top plate of the pot cover and the buckle of the pot cover on the hoarding;

The sealing ring is composed of an outer ring wall, an inner ring wall and a top ring plate;

The lower end of the outer ring wall of the sealing ring cooperates with the supporting device, the top ring plate fits with the top plate of the pot cover; the top opening of the inner tank cooperates with the inner ring wall and the top ring plate;

The buckle of the middle layer is located between the buckle of the pot cover and the supporting device.

The special feature of the electric pressure cooker with improved sealing ring fixing method is that the supporting device is an annular protrusion arranged on the shroud.

The special feature of the electric pressure cooker with improved sealing ring fixing method is that: the annular protrusion is an annular protrusion formed from the outer surface of the shroud to the inner surface.

The special feature of the electric pressure cooker with improved sealing ring fixing method is that: the support device is at least two arc-shaped protrusions arranged on the coaming plate, and the arc-shaped protrusions are evenly distributed along the inner surface of the coaming plate .

The special feature of the electric pressure cooker with improved sealing ring fixing method is that: the arc-shaped protrusion is an arc-shaped protrusion made from the outer surface of the enclosure to the inner surface.

The electric pressure cooker with an improved sealing ring fixing method is special in that: there is a frustum of cone on the top plate of the pot cover;

There is also a truncated cone-shaped ring body on the top ring plate of the sealing ring, and the outer surface of the truncated cone-shaped body is bonded to the truncated cone body.

The utility model is an electric pressure cooker with an improved sealing ring fixing method. The coaming plate of the pot cover has a supporting device integrally formed with it, and the supporting device is located between the top plate and the buckle of the pot cover; the sealing ring is formed by The outer ring wall, the inner ring wall and the top ring plate are composed; the lower end of the outer ring wall of the sealing ring is matched with the supporting device, and the top ring plate is attached to the top plate of the pot lid; the top opening of the inner tank is connected with the inner ring wall and the top ring plate Cooperate. Due to the adoption of such a structure, compared with the prior art, the process of welding the bracket is omitted, labor hours are saved, and assembly efficiency is improved. The buckle of the middle layer is located between the buckle of the pot cover and the support device, the pot cover and the middle layer are screwed together, the support device slides on the buckle of the middle layer, the screw is convenient, the force is small, and the opening is convenient.

Description of drawings

Fig. 1 is a sectional view of the utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1, an electric pressure cooker with an improved sealing ring fixing method includes a pot cover 1, an inner tank 2, a middle layer 3 and a sealing ring 4, and the pot cover 1 includes a top plate 11 and a shroud 12, and the shroud 12 has a Buckle position; there is a buckle position on the middle layer 3, and the buckle position of the coaming plate 12 is screwed with the buckle position on the middle layer 3; there is a support device on the coaming plate 12 of the pot cover 1, and the support device is located between the top plate 11 of the pot cover 1 and the pot The hoarding between the buckle 13 of the cover 1;

The sealing ring 4 is composed of an outer ring wall 41, an inner ring wall 42 and a top ring plate 43;

The lower end of the outer ring wall 41 of the sealing ring 4 cooperates with the supporting device, and the top ring plate 43 fits with the top plate 11 of the pot cover 1; the top opening of the inner container 2 cooperates with the inner ring wall 42 and the top ring plate 43;

The buckle 31 of the middle layer 3 is located between the buckle 13 of the pot cover 1 and the supporting device. The buckle 31 of the middle layer 3 can slide and fit with the buckle 13 of the pot cover 1, and the supporting device cooperates with the buckle 31 of the middle layer 3 to stop.

The supporting device is an annular protrusion 5 arranged on the shroud.

The annular protrusion 5 is an annular protrusion formed by protruding from the outer surface of the enclosure 12 to the inner surface.

In another embodiment of the present utility model, the supporting device is two arc-shaped protrusions arranged on the surrounding board 12 , and the arc-shaped protrusions are evenly distributed along the inner surface of the surrounding board 12 .

The arc-shaped protrusion is an arc-shaped protrusion formed by protruding from the outer surface of the enclosure 12 to the inner surface.

There is a truncated cone 111 on the top plate 11 of the pot cover 1;

The top ring plate 43 of the sealing ring 4 is further provided with a truncated conical ring body 431 , and the outer surface of the truncated conical body 431 is attached to the truncated cone body 111 .

Claims (6)

1. an electric pressure cooking saucepan that improves the sealing ring fixed form comprises pot cover, inner bag, middle level and sealing ring, and described pot cover comprises top board and coaming plate, and button bit is arranged on the coaming plate; Button bit is arranged on the middle level, and the button bit of coaming plate and middle level have button bit to screw; It is characterized in that: on the coaming plate of described pot cover bracing or strutting arrangement is arranged, bracing or strutting arrangement is on the coaming plate between the button bit of the top board of pot cover and pot cover;

Described sealing ring is made of external annulus, internal ring wall and apical ring plate;

The lower end of the external annulus of sealing ring cooperates with bracing or strutting arrangement, and the top board of apical ring plate and pot cover is fitted; The top opening of inner bag cooperates with internal ring wall and apical ring plate;

The button bit in middle level is between the button bit and bracing or strutting arrangement of pot cover.

2. a kind of electric pressure cooking saucepan that improves the sealing ring fixed form according to claim 1 is characterized in that: described bracing or strutting arrangement is for being arranged on annular protrusion on the coaming plate.

3. a kind of electric pressure cooking saucepan that improves the sealing ring fixed form according to claim 2 is characterized in that: described annular protrusion be one by the coaming plate outer surface to the protruding annular protrusion of making of inner surface.

4. a kind of electric pressure cooking saucepan that improves the sealing ring fixed form according to claim 1 is characterized in that: described bracing or strutting arrangement is at least two arc convex that are arranged on the coaming plate, and arc convex evenly distributes along the coaming plate inner surface.

5. a kind of electric pressure cooking saucepan that improves the sealing ring fixed form according to claim 4 is characterized in that: described arc convex be one by the coaming plate outer surface to the protruding arc convex of making of inner surface.

6. according to claim 1,2,3,4 or 5 described a kind of electric pressure cooking saucepans that improve the sealing ring fixed form, it is characterized in that: a circular cone stage body is arranged on the top board of described pot cover;

Go back a truncated cone ring body on the apical ring plate of described sealing ring, the outer surface of frustum of a cone body and the frustum of a cone are shown consideration for and are closed.

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