Pressure cooker cover

Abstract

The utility model relates to the technical field of pressure cookers, in particular to a pressure cooker cover which comprises a cover body, an installation groove is formed in the cover body, a pressure release valve is installed on the installation groove, a lever is installed in the cover body, a through hole is formed in the side wall of the installation groove, a sealing plug is installed on the through hole, and the sealing plug is used for blocking the through hole. The sealing plug is provided with an insertion hole matched with the lever, and the lever penetrates through the insertion hole to be in transmission connection with the pressure release valve. According to the utility model, the sealing plug is arranged at the through hole and blocks the through hole, so that steam discharged by the pressure release valve is prevented from entering the cover body through the through hole.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure cookers, in particular to a pressure cooker cover. Background Art

[0002] The pressure cooker lid is generally equipped with a pressure relief valve, and a lever is provided inside the lid body, and the pressure relief valve is opened and closed by moving the lever up and down.

[0003] In the existing pressure cooker lid, the pressure relief valve is generally installed in a preset installation groove of the lid body. A through hole is provided on the side wall of the installation groove. The lever in the lid body passes through the through hole and is transmission-connected to the pressure relief valve. Such an arrangement makes it easy for the steam discharged from the pressure relief valve to pass through the through hole and then into the lid body.

[0004] A cooking device capable of manual pressure relief as disclosed in the patent publication number CN212089205U, with reference to the accompanying drawings of the specification Figure 2 The tail end of the transmission lever of this technology passes through the through hole of the installation slot and is connected to the gravity valve core transmission. There is a lack of sealing parts at the through hole, which makes it easy for the steam discharged from the exhaust valve to enter the cover body through the through hole. Utility Model Content

[0005] In order to solve the above technical problems, the purpose of the present utility model is to provide a pressure cooker lid that can reduce the entry of steam into the lid body.

[0006] The technical solution adopted by the utility model to solve the problem is: a pressure cooker lid, comprising a lid body, a mounting groove provided on the lid body, a pressure relief valve installed on the mounting groove, a lever installed in the lid body, a through hole provided on the side wall of the mounting groove, a sealing plug installed on the through hole, the sealing plug being used to block the through hole, a plugging hole adapted to the lever provided on the sealing plug, the lever passing through the plugging hole and being transmission-connected to the pressure relief valve.

[0007] As a further improvement of the above technical solution, the sealing plug is made of rubber or silicone.

[0008] As a further improvement of the above technical solution, a transverse extension portion is provided on the sealing plug, and the middle portion of the transverse extension portion is hollowed out to form the plug-in hole. The plug-in hole is in the shape of an elongated strip and is interference fit with the lever.

[0009] As a further improvement of the above technical solution, the lateral extension portion extends in a direction away from the pressure relief valve.

[0010] As a further improvement of the above technical solution, a snap-in position is provided on the outer periphery of the through hole, and the snap-in position includes a snap-in groove provided on the front and rear sides of the through hole, and a snap-in portion corresponding to the snap-in groove is provided on the front and rear sides of the sealing plug, and the snap-in portion is snapped into the snap-in groove.

[0011] As a further improvement of the above technical solution, the engaging position further includes a gap provided at the bottom of the mounting groove, and a tongue portion is provided at the lower end of the sealing plug, and the tongue portion is engaged in the gap.

[0012] The beneficial effects of the utility model are as follows: the utility model installs a sealing plug at the through hole, the sealing plug blocks the through hole, and reduces the steam discharged by the pressure relief valve from entering the cover body through the through hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further explained below with reference to the accompanying drawings and specific implementation methods.

[0014] Figure 1 This is one of the structural cross-sectional views of the present utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the structure at point A in the middle;

[0016] Figure 3 This is one of the structural diagrams of the upper cover of the utility model;

[0017] Figure 4 This is the second structural diagram of the upper cover of the utility model;

[0018] Figure 5 This is one of the structural diagrams of the sealing plug of the utility model;

[0019] Figure 6 This is the second structural diagram of the sealing plug of the utility model;

[0020] Figure 7 This is the second structural cross-sectional view of the present utility model;

[0021] Figure 8 for Figure 7 A magnified schematic diagram of the structure at B in the middle;

[0022] Figure 9 It is a schematic diagram of the overall structure of the utility model;

[0023] In the figure: 1-cover body, 11-upper cover, 111-mounting groove, 112-through hole, 113-slot, 114-gap, 12-lower cover, 2-sealing plug, 21-lateral extension portion, 22-clamping portion, 23-tongue portion, 24-plug hole, 3-lever, 31-rotating shaft, 4-pressure relief valve. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0025] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0026] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, and connecting should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0027] Reference Figures 1 to 9 A pressure cooker lid comprises a lid body 1, the lid body 1 being provided with a mounting groove 111 with an upper opening, a pressure relief valve 4 being installed on the mounting groove 111, a lever 3 being installed in the lid body 1, a through hole 112 being provided on the side wall of the mounting groove 111, the lever 3 opening and closing the pressure relief valve 4 by tilting up and down, a sealing plug 2 being installed on the through hole 112, the sealing plug 2 having deformation ability, the sealing plug 2 being used to block the through hole 112, a plug hole 24 being provided on the sealing plug 2 adapted to the lever 3, the lever 3 passing through the plug hole 24 for transmission connection with the pressure relief valve 4; since the sealing plug 2 has a certain flexibility, it does not affect the transmission between the lever 3 and the pressure relief valve 4.

[0028] Furthermore, in some embodiments, the sealing plug 2 may be made of, but is not limited to, rubber or silicone.

[0029] In a preferred embodiment, a transverse extension portion 21 is provided on the sealing plug 2, and the transverse extension portion 21 extends in the left and right directions. The middle part of the transverse extension portion 21 is hollowed out to form the plug hole 24, so that the plug hole 24 is in the shape of a long strip. The plug hole 24 is interference fit with the lever 3, thereby increasing the contact area between the sealing plug 2 and the lever 3, improving the sealing performance, and reducing the steam from entering the cover body 1 through the gap 114 between the lever 3 and the sealing plug 2.

[0030] In a preferred embodiment, the transverse extension portion 21 extends in a direction away from the pressure relief valve 4 , that is, the transverse extension portion 21 extends to the left.

[0031] In a preferred embodiment, the cover body 1 includes a detachably connected upper cover 11 and a lower cover 12, and the mounting groove 111 is arranged on the upper cover 11; a snap-in position is provided on the periphery of the through hole 112, and the sealing plug 2 is installed through the snap-in position; specifically, the snap-in position includes a snap-in groove 113 provided on the front and rear sides of the periphery of the through hole 112, and the two snap-in grooves 113 are symmetrical front to back, and the front and rear sides of the sealing plug 2 are provided with snap-in portions 22 corresponding to the snap-in groove 113, and the two snap-in portions 22 are symmetrical front to back, and the snap-in portions 22 are snapped into the snap-in groove 113, thereby limiting the freedom of the sealing plug 2 in the horizontal direction, and the snap-in position also includes a gap 114 provided at the bottom of the mounting groove 111, and a tongue portion 23 is provided at the lower end of the sealing plug 2, and the tongue portion 23 is snapped into the gap 114, thereby limiting the freedom of the sealing plug 2 in the vertical direction, thereby improving the installation stability of the sealing plug 2.

[0032] In some embodiments, an axial hole is provided in the middle of the lever 3, and a rotating shaft 31 is installed in the cover body 1. The rotating shaft 31 passes through the axial hole so that the lever 3 is rotatably connected in the cover body 1, and the head and tail ends of the lever 3 can tilt up and down around the rotating shaft 31. The head end of the lever 3 opens the pressure relief valve 4 by tilting up, and the head end of the lever 3 closes the pressure relief valve 4 by pressing down; in a possible embodiment, the tail end of the lever 3 can be driven up and down by an external button, thereby driving the head end of the lever 3 to tilt up and down; in other embodiments, the head end of the lever 3 can also be controlled to tilt up and down by a knob.

[0033] The above are only preferred embodiments of the present invention and do not limit the patent scope of the present invention. All equivalent structural transformations made by using the contents of the present invention specification and drawings under the utility model concept, or directly or indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A pressure cooker lid, comprising a lid body (1), a mounting groove (111) provided on the lid body (1), a pressure relief valve (4) installed on the mounting groove (111), a lever (3) installed in the lid body (1), a through hole (112) provided on a side wall of the mounting groove (111), and characterized in that: A sealing plug (2) is installed on the through hole (112), and the sealing plug (2) is used to seal the through hole (112). The sealing plug (2) is provided with a plug hole (24) adapted to the lever (3), and the lever (3) passes through the plug hole (24) and is transmission-connected to the pressure relief valve (4).

2. A pressure cooker lid according to claim 1, characterized in that: The sealing plug (2) is made of rubber or silicone.

3. The pressure cooker lid according to claim 1, wherein: The sealing plug (2) is provided with a transverse extension portion (21), the middle portion of the transverse extension portion (21) is hollowed out to form the plug hole (24), the plug hole (24) is in a long strip shape, and the plug hole (24) is interference-fitted with the lever (3).

4. A pressure cooker lid according to claim 3, characterized in that: The transverse extension portion (21) extends in a direction away from the pressure relief valve (4).

5. The pressure cooker lid according to claim 1, wherein: A snap-fitting position is provided on the outer periphery of the through hole (112), and the snap-fitting position includes snap-fitting grooves (113) provided on the front and rear sides of the through hole (112). The front and rear sides of the sealing plug (2) are provided with snap-fitting portions (22) corresponding to the snap-fitting grooves (113), and the snap-fitting portions (22) are snap-fitted into the snap-fitting grooves (113).

6. A pressure cooker lid according to claim 5, characterized in that: The engaging position further comprises a gap (114) provided at the bottom of the mounting groove (111), and a tongue portion (23) is provided at the lower end of the sealing plug (2), and the tongue portion (23) is engaged in the gap (114).

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