CN208957780U - Gasket, lid and cooking apparatus - Google Patents

Abstract

The utility model provides a kind of gasket, lid and cooking apparatus.Gasket includes first end and the second end, first end is located at side of the pot cover far from cooking cavity, the second end is located at pot cover close to the side of cooking cavity, the maximum cross-section area of first end is less than the maximum cross-section area of the second end, so that first end realizes assembly of the gasket on pot cover by stretching out mounting hole in cooking cavity.Gasket provided by the utility model, the second end size of gasket, which can be done, may make very greatly the fitting area of the second end and pot cover bottom faces (second surface) to increase, gasket is more reliable to the sealing effect of pot cover and temperature sensor.In addition, because gasket in cooking cavity to the direction (from bottom to top) outside cooking cavity along by assembling, so gasket the second end will not be scratched by the burr at the top of pot cover mounting hole, avoids in the related technology because gasket is scratched, risk not in place is sealed so as to cause gasket.

Description

Gasket, lid and cooking apparatus

Technical field

The utility model relates to kitchen utensils fields, more specifically, are related to a kind of gasket, the lid including the gasket Body and cooking apparatus including the lid.

Background technique

The gasket of existing cooking apparatus, as shown in Figure 1 to Figure 3, such as being used to seal on electric pressure cooking saucepan product The gasket 1 ' of pot cover 2 ' and temperature sensor 3 ' need to install temperature sensing to realize product energy accurate temperature controlling on pot cover 2 ' Device 3 '.Temperature sensor 3 ' extend into 2 ' inside of pot cover from the mounting hole 21 ' at the top of pot cover 2 ', so as to 3 ' energy of temperature sensor Detect pot body (cooking cavity) interior temperature.One need to be separately installed in the mounting hole 21 ' of 2 ' top fitting temperature sensor 3 ' of pot cover Gasket 1 ' is used to the gap between 21 ' side wall of seal temperature sensor 3 ' and mounting hole.The structure of gasket 1 ' are as follows: sealing Pad 1 ' includes first end and the second end, and first end is located at 2 ' top of pot cover, and the second end is located at below pot cover 2 ', and first The most outside diameter of end is D1, and the most outside diameter of the second end is D2.

For the assembling scheme of the sealing, the assemble sequence of gasket 1 ', temperature sensor 3 ' in the prior art are as follows: will be close Packing 1 ' is from the mounting hole 21 ' that 2 ' top of pot cover is tucked into pot cover 2 ', then by temperature sensor 3 ' from gasket 1 ' It is filled in hole until assembling in place.For ensure 1 ' the second end of gasket can be tucked into it is same in 2 ' mounting hole 21 ' of pot cover When, and be unlikely to also to be tucked into first end in the 2 ' mounting hole 21 ' of pot cover, it need to guarantee D1 > D2.

In this scenario, because 1 ' assembly method of gasket is from the assembly in pot cover 2 ' of 2 ' top of pot cover, to ensure to seal 1 ' the second end of pad can be smoothly tucked into 2 ' mounting hole 21 ' of pot cover, and the second end most outside diameter can only be slightly larger than pot cover 2 ' The aperture of mounting hole 21 ', so 1 ' the second end of gasket and 2 ' bottom faces fitting area of pot cover are smaller.In addition because pot cover 2 ' fills The processing technology of the mounting hole 21 ' of gasket 1 ' is the formed punch of mold from 2 ' bottom of pot cover toward 2 ' top punching of pot cover, so installation The bottom in hole 21 ' close to 2 ' bottom faces position of pot cover inevitable that fillet, and the top position of 2 ' mounting hole 21 ' of pot cover Also inevitable that burr.So when gasket 1 ' assembles down from the top of pot cover 2 ', 1 ' bottom of gasket easily by Burr at the top of 2 ' mounting hole 21 ' of pot cover scratches, and easily leads to 1 ' poor sealing of gasket.In addition because of 2 ' mounting hole of pot cover, 21 ' bottom There is fillet in portion, and gasket 1 ' can not be with the complete gluing, sealing of fillet, so 1 ' the second end of gasket and pot cover at the fillet The area of 2 ' bottom faces fitting further decreases, i.e. sealing area of the gasket 1 ' at this further decreases.So because of sealing 1 ' the second end of pad and 2 ' bottom faces fitting area of pot cover are too small, when the assembly of temperature sensor 3 ' is slightly crooked, that is, can lead to Gasket 1 ' can not be completely sealed to 2 ' mounting hole 21 ' of pot cover, have gas leakage risk so as to cause 21 ' place of mounting hole.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.

For this purpose, the first aspect of the utility model is designed to provide a kind of gasket.

The second aspect of the utility model is designed to provide a kind of lid including above-mentioned gasket.

A kind of cooking apparatus including above-mentioned lid is designed to provide in terms of the third of the utility model.

To achieve the above object, the technical solution of the one aspect of the utility model provides a kind of gasket, for cooking It prepares food utensil, the cooking apparatus has cooking cavity, and the cooking apparatus includes pot cover, and the pot cover lid is located at the cooking cavity On, the pot cover is equipped with mounting hole, and the gasket is equipped with the receiving hole for being passed through by sealing element, and the gasket position In in the mounting hole, for the pot cover and the sealing by between sealing element, the gasket include: first end and The second end, the first end are located at side of the pot cover far from the cooking cavity, and the second end is located at the pot It covers close to the side of the cooking cavity, the maximum cross-section area of the first end is less than the maximum cross section of the second end Product, so that the first end realizes the gasket on the pot cover by stretching out the mounting hole in the cooking cavity Assembly.

The maximum cross-section area of the gasket that the utility model above-mentioned technical proposal provides, first end is less than the second end The maximum cross-section area, when such gasket is assembled in mounting hole, can by gasket along by cooking cavity to outside cooking cavity Direction installation, i.e., first end pass through mounting hole, moreover it is possible to prevent the second end to be pierced by mounting hole.Because of gasket the second end The maximum cross-section area is not influenced by installation pore size, so the second end size of gasket can be done very big, that is, may make the The fitting area of two ends and pot cover bottom faces increases, and gasket is more reliable to the sealing effect of pot cover and temperature sensor.Separately Outside, because gasket edge in cooking cavity to the direction outside cooking cavity by assembling, so gasket the second end will not be installed by pot cover Burr at the top of hole scratches, and avoids in the related technology because gasket is scratched, wind not in place is sealed so as to cause gasket Danger.

In addition, the gasket that the utility model above-mentioned technical proposal provides also has following additional technical feature:

In above-mentioned technical proposal, it is preferable that be pierced by the direction of the mounting hole, the first end along the first end It is equipped with from edge to the inclined guiding surface in direction close to the seal axis.

Preferably, pot cover lid is located at the top of cooking cavity, and first end is located at the top of pot cover, and the second end is located at pot cover Lower section, when gasket is assembled in mounting hole, first end passes through mounting hole from bottom to top.For convenience of first end under Across mounting hole on and, along direction from bottom to top, the edge of first end is to close to seal axis (i.e. receiving axially bored line) Direction be formed slopely guiding surface.Further, along direction from bottom to top, the edge of first end is along its circumferential direction to close The direction of seal axis tilts, so that guiding surface is in a ring.

In above-mentioned technical proposal, it is preferable that the outer surface of the second end include end face, be located at the end face with it is described Joint face between first end, the connection are recessed to form concave surface towards the direction close to the seal axis.

The end face of the second end is located at the lower section of joint face, and joint face in a ring, and is connected to the end face of the second end Edge, i.e. joint face are the lateral surface of the second end.The lateral surface of the second end is designed to recessed toward seal axis direction Concave surface increases the elasticity of gasket bottom so that the elasticity close to gasket the second end increases.So even if by sealing Part is having larger angle skew after the assembly is completed, or is not existed by the central axis of the central axis of sealing element and gasket after the assembly is completed When on the same line, gasket bottommost can only be distorted by sealing element, avoid gasket at this intensity it is excessive, cause by sealing element After skew, the skew amount of gasket is less than to be measured by the skew of sealing element, so as to cause gap is generated between the two to gas leakage.

The technical solution of the utility model the second aspect provides a kind of lid, is used for cooking apparatus, and the lid includes: By sealing element；Pot cover, the pot cover are equipped with mounting hole；Sealing as described in any one of technical solution of first aspect Pad, the gasket is equipped with the receiving hole for being passed through by sealing element, and the gasket is located in the mounting hole, is used for institute State pot cover and the sealing by between sealing element.

The lid that the technical solution of the utility model the second aspect provides, because in the technical solution including first aspect Described in any item gaskets, thus the whole of gasket described in any one of technical solution with first aspect is beneficial Effect, details are not described herein.

In above-mentioned technical proposal, it is preferable that the cooking apparatus has cooking cavity, and the pot cover lid is located at the cooking cavity On, the pot cover includes the first surface and second surface being oppositely arranged, and the second surface is described close towards the cooking cavity The second end of packing extends to form sealing bar to the second surface, and the sealing bar and the second surface abut against and mistake It is full of cooperation.

Second surface is towards cooking cavity, and first surface is back to cooking cavity, i.e. the first surface upper surface that is pot cover, the second table Face is the lower surface of pot cover.The second end of gasket upwardly extends to form sealing bar, and sealing bar and second surface are interference fitted, Preferably, the second end of gasket upwardly extends the sealing bar to form annular along its circumferential direction.When by sealing element assembly complete After have skew, or after the assembly is completed by the central axis of the central axis of sealing element and gasket not when on the same line, though by Sealing element bent gasket bottom part, sealing bar can also be contacted with the second surface of pot cover always.

In above-mentioned technical proposal, it is preferable that outside the junction of the first end of the gasket and the second end Surface indentation forms groove, and the groove is located in the mounting hole, the groove close to the cooking cavity cell wall towards institute It states second surface and extends to form the sealing bar.

The edge of the lower cell wall of groove upwardly extends to form sealing bar along its circumferential direction.

In above-mentioned technical proposal, it is preferable that the sealing bar is with the groove at a distance from the cell wall of the cooking cavity Greater than 0.2mm.

In above-mentioned technical proposal, it is preferable that the receiving hole includes the first hole section, and first hole section runs through the sealing The end face of the second end of pad, first hole section are interference fitted with described by sealing element, and the length of first hole section is small In 2mm.

First hole section is located at the bottommost of gasket, through the end face of the second end.The hole wall of first hole section is straight hole wall, And it vertically extends.By reducing the length of the first hole section, the elasticity of gasket bottommost can be increased.

Preferably, the shape of hole wall of the first hole section is adapted with by the shape of sealing element.

In above-mentioned technical proposal, it is preferable that the receiving hole further includes the second hole section, and second hole section is arranged described The first end of gasket, second hole section are interference fitted with described by sealing element.

Because being designed to gasket bottom portion of groove lateral surface (joint face) toward the recessed arcwall face in seal axis direction, and will Gasket receiving hole bottom is shortened with the straight body face (the first hole section) cooperated by sealing element, so bottom portion of groove part, and it is close Gasket lowest position elasticity can significantly improve.So even if larger angle is crooked having after the assembly is completed by sealing element, or After the assembly is completed by the central axis of the central axis of sealing element and gasket not when on the same line, can only it be distorted by sealing element close Packing bottommost, because gasket bottommost elasticity is big, so the first hole section of gasket can be with being swung by sealing element, i.e. gasket The shaft core position of first hole section can remain consistent with by the shaft core position of sealing element, rather than in the related technology, because of sealing It is excessive to pad intensity at this, causes by after sealing element skew, the first hole section of gasket is measured because skew amount is less than by the skew of sealing element, So as to cause generation gap between the two to gas leakage.By the way that the lateral surface (joint face) of bottom portion of groove part is made into inner concave, And by the first hole section do it is short reduce swung by sealing element when, the swing of gasket bottom portion of groove face and sealing bar, thus Further strengthen sealing effect.In addition a circle or multi-turn muscle are also designed at the top of receiving hole, which is the second hole section, muscle Diameter is again smaller than by seal diameter, i.e., in gasket receiving hole, gasket and is had the progress of multistage position between sealing element Interference fit, to further strengthen the sealing effect of gasket.

Technical solution in terms of the utility model third provides a kind of cooking apparatus, and the cooking apparatus has culinary art Chamber, and including the lid as described in any one of technical solution of the second aspect.

The lid that technical solution in terms of the utility model third provides, because in the technical solution including the second aspect Described in any item lids, thus lid described in any one of technical solution with the second aspect all beneficial to imitating Fruit, details are not described herein.

Cooking apparatus further includes cooker body, and interior pot is placed in cooker body, and interior pot limits cooking cavity, and pot cover lid is located at interior pot On.

The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this The practice of type is recognized.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the decomposition texture schematic diagram of lid in the related technology；

Fig. 2 is the structural schematic diagram of lid assembling process in the related technology；

Fig. 3 is the structural schematic diagram of lid assembling process in the related technology.

Wherein, corresponding relationship of the Fig. 1 into Fig. 3 between appended drawing reference and component names are as follows:

1 ' gasket, 2 ' pot covers, 21 ' mounting holes, 3 ' temperature sensors.

Fig. 4 is the decomposition texture schematic diagram of pot cover described in the embodiments of the present invention；

Fig. 5 is the structural schematic diagram of pot cover assembling process described in the embodiments of the present invention；

Fig. 6 is the structural schematic diagram of pot cover assembling process described in the embodiments of the present invention；

Fig. 7 is the structural schematic diagram of pot cover assembling process described in the embodiments of the present invention；

Fig. 8 is the structural schematic diagram of pot cover described in the embodiments of the present invention；

Fig. 9 be in Fig. 8 A-A to schematic cross-sectional view；

Figure 10 is the enlarged structure schematic diagram in the portion B in Fig. 9；

Figure 11 is the structural schematic diagram of gasket described in one embodiment of the utility model；

Figure 12 be in Figure 11 C-C to schematic cross-sectional view；

Figure 13 is the structural schematic diagram of gasket described in one embodiment of the utility model；

Figure 14 be in Figure 13 D-D to schematic cross-sectional view；

Figure 15 is the structural schematic diagram of pot cover described in one embodiment of the utility model；

Figure 16 be in Figure 15 F-F to schematic cross-sectional view；

Figure 17 is the enlarged structure schematic diagram in the portion E in Figure 16；

Figure 18 is the structural schematic diagram of gasket described in one embodiment of the utility model；

Figure 19 be in Figure 18 G-G to schematic cross-sectional view.

Wherein, corresponding relationship of the Fig. 4 into Figure 19 between appended drawing reference and component names are as follows:

1 gasket, 11 first ends, 111 assembly muscle, 112 guiding surfaces, 12 the second ends, 121 end faces, 122 connections Face, 123 sealing bars, 13 grooves, 131 cell walls, 14 receiving holes, 141 first hole sections, 142 second hole sections, 2 pot covers, 21 mounting holes, 22 first surfaces, 23 second surfaces, 3 temperature sensors.

Specific embodiment

In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen The feature in embodiment and embodiment please can be combined with each other.

Many details are explained in the following description in order to fully understand the utility model, still, this is practical It is novel to be implemented using other than the one described here mode, therefore, the protection scope of the utility model not by The limitation of following public specific embodiment.

4 to 19 the gasket, lid and cooking apparatus according to some embodiments of the utility model are described with reference to the accompanying drawings, And to be illustrated by sealing element as temperature sensor.

As shown in Fig. 4, Fig. 8 to Figure 10, Figure 11 to Figure 14, according to a kind of sealing of some embodiments offers of the utility model Pad 1 is used for cooking apparatus, and cooking apparatus has cooking cavity, and cooking apparatus includes pot cover 2, and the lid of pot cover 2 is located on cooking cavity, pot Lid 2 is equipped with mounting hole 21, and gasket 1 is equipped with the receiving hole 14 passed through for temperature sensor 3, and gasket 1 is located at installation In hole 21, for the sealing between pot cover 2 and temperature sensor 3, gasket 1 includes: first end 11 and the second end 12, and One end 11 is located at side of the pot cover 2 far from cooking cavity, and the second end 12 is located at pot cover 2 close to the side of cooking cavity, such as Figure 12 Shown, the maximum cross-section area of first end 11 is less than the maximum cross-section area of the second end 12, so that first end 11 is by cooking It prepares food intracavitary stretching mounting hole 21, realizes assembly of the gasket 1 on pot cover 2.

The maximum cross-section area of the utility model gasket 1 provided by the above embodiment, first end 11 is less than second end The maximum cross-section area in portion 12, when such gasket 1 is assembled in mounting hole 21, can by gasket 1 in by cooking cavity to Direction installation outside cooking cavity, i.e. first end 11 pass through mounting hole 21, moreover it is possible to the second end 12 be prevented to be pierced by mounting hole 21.Cause The maximum cross-section area of 1 the second end 12 of gasket is not influenced by 21 size of mounting hole, so the second end 12 of gasket 1 Size, which can be done, may make very greatly the fitting area of the second end 12 and 2 bottom faces of pot cover (second surface 23) to increase, gasket The sealing effect of 1 pair of pot cover 2 and temperature sensor 3 is more reliable.In addition, because gasket 1 in by cooking cavity to outside cooking cavity Direction (from bottom to top) assembly is kept away so 1 the second end 12 of gasket will not be scratched by the burr at 2 mounting hole of pot cover, 21 top Exempt to seal risk not in place so as to cause gasket 1 because gasket 1 is scratched in the related technology.

The cross-sectional area of first end is referred to the plane interception perpendicular to seal axis (perpendicular to paper) direction First end obtain section area, the cross-sectional area of the second end refer to perpendicular to seal axis (perpendicular to paper Face) direction plane interception the second end obtain section area.When first end, the second end are cylindrical, first End and the section of the second end are rounded, and the diameter D1 of the maximum position of first end is less than the maximum position of the second end Diameter D2 so that the maximum cross-section area of first end 11 be less than the second end 12 the maximum cross-section area.Mounting hole is transversal Area is less than the cross-sectional area of first end.

Preferably, as shown in figure 14, the direction of mounting hole 21 is pierced by along first end 11, first end 11 is equipped with by side Along the inclined guiding surface 112 in direction to close 1 axis of gasket.

Preferably, pot cover 2, which covers, is located at the top of cooking cavity, and first end 11 is located at the top of pot cover 2, and the second end 12 In the lower section of pot cover 2, when gasket 1 is assembled in mounting hole 21, first end 11 passes through mounting hole 21 from bottom to top.For side Just first end 11 passes through mounting hole 21 from bottom to top, and along direction from bottom to top, the edge of first end 11 is to close to sealing The direction for padding 1 axis (i.e. 14 axis of receiving hole) is formed slopely guiding surface 112.Further, the direction of edge from bottom to top, the The edge of one end 11 is tilted along its circumferential direction to the direction close to 1 axis of gasket, so that guiding surface 112 is in a ring.

Gasket 1 from the bottom of 2 mounting hole 21 of pot cover toward pot cover 2 at the top of assemble, gasket sidewall design one enclose groove 13, gasket 1 is divided for first end 11 and the second end 12, groove 13 is located in mounting hole 21, on the top of first end 11 Portion is connected with assembly muscle 111, and assembly muscle 111 extends along the axis direction of gasket 1, and assembly muscle 111 can completely or partially be cut. 1 specific structure of gasket are as follows: enclose assembly muscle 111 in 1 top design one of gasket, assembly 111 height H1 of muscle is greater than 5mm, assembly When, it is used to fill temperature sensing on pot cover 2 as shown in figure 5, being first tucked into the assembly muscle 111 at 1 top of gasket from 2 bottom of pot cover In the mounting hole 21 of device gasket 1, then assembled with the top that hand or tool pinch gasket 1 at the top of 2 mounting hole 21 of pot cover Muscle 111 up pulls out, until 1 sidewall notches of gasket, 13 top surface is assembled at the top of 2 heavy platform of pot cover.1 groove of gasket, 13 top (first end 11) most outside diameter be D1 need to be less than 13 bottom part of groove (the second end 12) most outside diameter D2, i.e. D1 < D2, thus can only from the bottom of 2 mounting hole 21 of pot cover toward pot cover 2 at the top of assemble, so as to can easily will the top of gasket groove 13 While 2 top of pot cover is arrived in part extraction, and it is unlikely to extract 1 groove of gasket, 13 bottom part to outside pot cover 2.Such as Fig. 6 It is shown, when gasket 1 after the assembly is completed, can completely or partially wipe out the assembly muscle 111 at the top of gasket 1.As shown in fig. 7, close Packing 1 after the assembly is completed, then from the top of gasket 1 fitting temperature sensor 3 into gasket 1.

Preferably, as shown in Figure 15 to Figure 19, the outer surface of the second end 12 includes end face 121, is located at end face 121 and the Joint face 122 between one end 11, joint face 122 are recessed to form concave surface to the direction close to 1 axis of gasket, it is preferable that The concave surface that the bottom of joint face 122 is circularized along its circumferential direction to the direction concave shape close to 1 axis of gasket.

The end face 121 of the second end 12 is located at the lower section of joint face 122, and joint face 122 in a ring, and is connected to second end The edge of the end face 121 in portion 12, i.e. joint face 122 are the lateral surface of the second end 12.The lateral surface of the second end 12 is designed 1 bottom of gasket is increased at toward the recessed concave surface of 1 axis direction of gasket so that the elasticity of 1 the second end 12 of gasket increases The elasticity in portion.So even if temperature sensor 3 is having larger angle skew, or temperature sensor after the assembly is completed after the assembly is completed For the central axis of 3 central axis and gasket 1 not when on the same line, temperature sensor 3 can only distort 1 bottommost of gasket, Avoid gasket 1 at this intensity it is excessive, after leading to 3 skew of temperature sensor, the skew amount of gasket 1 is less than temperature sensor 3 Skew amount, so as to cause gap is generated between the two to gas leakage.

The technical solution of the utility model the second aspect provides a kind of lid, is used for cooking apparatus, lid includes: temperature Sensor 3, pot cover 2 and the gasket 1 such as any one of the technical solution of first aspect, pot cover 2 are equipped with mounting hole 21；It is close Packing 1 is equipped with the receiving hole 14 passed through for temperature sensor 3, and gasket 1 is located in mounting hole 21, for pot cover 2 and temperature Spend the sealing between sensor 3.

The lid that the technical solution of the utility model the second aspect provides, because in the technical solution including first aspect The gasket 1 of any one, thus whole beneficial effects of the gasket 1 of any one of technical solution with first aspect, Details are not described herein.

Preferably, cooking apparatus has cooking cavity, and the lid of pot cover 2 is located on cooking cavity, and pot cover 2 includes first be oppositely arranged Surface 22 and second surface 23, second surface 23 extend shape to second surface 23 towards cooking cavity, the second end 12 of gasket 1 At sealing bar 123, sealing bar 123 is abutted against and is interference fitted with second surface 23.

Second surface 23 is towards cooking cavity, and first surface 22 is back to cooking cavity, i.e. the upper table that is pot cover 2 of first surface 22 Face, second surface 23 are the lower surface of pot cover 2.The second end 12 of gasket 1 upwardly extends to form sealing bar 123, sealing bar 123 are interference fitted with second surface 23, it is preferable that the second end 12 of gasket 1 upwardly extends to form annular along its circumferential direction Sealing bar 123.When temperature sensor 3 is having skew after the assembly is completed, or after the assembly is completed the central axis of temperature sensor 3 with it is close The central axis of packing 1 is not when on the same line, even if bent 1 bottom part of gasket of temperature sensor 3, sealing bar 123 Always it can be contacted with the second surface 23 of pot cover 2.

Preferably, the outer surface depressions of the junction of the first end 11 and the second end 12 of gasket 1 form groove 13, Groove 13 is located in mounting hole 21, and groove 13 extends to form sealing bar towards second surface 23 close to the cell wall 131 of cooking cavity 123。

The edge of the lower cell wall 131 of groove 13 upwardly extends to form sealing bar 123 along its circumferential direction.

Preferably, cell wall 131 distance H2 of the sealing bar 123 with groove 13 close to cooking cavity is greater than 0.2mm.

Preferably, receiving hole 14 includes the first hole section 141, and the first hole section 141 is through the end of the second end 12 of gasket 1 On face 121, the first hole section 141 is interference fitted with temperature sensor 3, and the length H3 of the first hole section 141 is less than 2mm.

First hole section 141 is located at the bottommost of gasket 1, through the end face of the second end 12 121.First hole section 141 Hole wall is straight hole wall, and is vertically extended.By reducing the length of the first hole section 141,1 bottommost of gasket can be increased Elasticity.

Preferably, the shape of hole wall of the first hole section 141 is adapted with the shape of temperature sensor 3.

Preferably, receiving hole 14 further includes the second hole section 142, and the first end of gasket 1 is arranged in the second hole section 142 11, the second hole section 142 is interference fitted with temperature sensor 3.

The one circle sealing bar of outside design of 1 groove of gasket, 13 bottom faces (i.e. cell wall 131 of the groove 13 close to cooking cavity) 123, the sealing bar 123 and 2 bottom faces of pot cover (second surface 23) are interference fitted, 123 top of sealing bar and 13 bottom of groove Identity distance is from H2 > 0.2mm.In addition the lateral surface (joint face 122) of 1 groove of gasket, 13 bottom part is designed to toward gasket 1 The recessed concave surface of axis direction, further, concave surface is arc-shaped.It is in the bottom of 1 receiving hole 14 of gasket, 1 bottom of gasket is straight Body (the first hole section 141) length reduces, straight body length H3 < 2mm after reduction, and it is straight less than temperature sensor 3 that this is directly in D4 diameter Diameter, in addition a circle is also designed at the top of receiving hole 14 in gasket 1 or multi-turn muscle forms the second hole section 142, the second hole section 142 Diameter D3 again smaller than 3 diameter of temperature sensor, i.e., in 1 receiving hole 14 of gasket, between gasket 1 and temperature sensor 3 There is multistage position to be interference fitted.

Because being designed in 1 groove of gasket, 13 bottom outside face (joint face 122) toward the recessed arc of 1 axis direction of gasket Face, and the straight body face (the first hole section 141) that 1 receiving hole of gasket, 14 bottom cooperates with temperature sensor 3 is shortened, so groove 13 bottom parts, and can be significantly improved close to 1 lowest position elasticity of gasket.So even if temperature sensor 3 is assembling Cheng Houyou larger angle skew, or after the assembly is completed the central axis of the central axis of temperature sensor 3 and gasket 1 not in same When on line, temperature sensor 3 can only distort 1 bottommost of gasket, because gasket 1 bottommost elasticity is big, so gasket 1 first Hole section 141 can be swung with temperature sensor 3, i.e. the shaft core position of 1 first hole section 141 of gasket can be remained to be passed with temperature The shaft core position of sensor 3 is consistent, rather than in the related technology, because gasket 1 at this intensity it is excessive, cause temperature sensor 3 askew After tiltedly, 1 first hole section 141 of gasket is less than the skew amount of temperature sensor 3 because of skew amount, so as to cause gap is generated between the two To gas leakage.By the way that the lateral surface (joint face 122) of 13 bottom part of groove is made into inner concave, and by the first hole section 141 Do it is short reduce temperature sensor 3 swing when, the swing of 1 groove of gasket, 13 bottom faces and sealing bar 123, thus further Reinforce sealing effect.In addition a circle or multi-turn muscle are also designed at the top of receiving hole 14, which is the second hole section 142, muscle Diameter that is, in 1 receiving hole 14 of gasket, has more again smaller than 3 diameter of temperature sensor between gasket 1 and temperature sensor 3 Fragment position is interference fitted, to further strengthen the sealing effect of gasket 1.

Technical solution in terms of the utility model third provides a kind of cooking apparatus, and cooking apparatus has cooking cavity, and The lid of any one of technical solution including such as the second aspect.

The lid that technical solution in terms of the utility model third provides, because in the technical solution including the second aspect The lid of any one, thus whole beneficial effects of the lid of any one of technical solution with the second aspect, herein not It repeats again.

Cooking apparatus further includes cooker body, and interior pot is placed in cooker body, and interior pot limits cooking cavity, and the lid of pot cover 2 is located at interior pot On.

In conclusion gasket 1 provided by the embodiment of the utility model, passes through the maximum of the cross-sectional area of first end 11 Value is less than the maximum value of the cross-sectional area of the second end 12, so that gasket 1 is assembled to from bottom to top in mounting hole 21, on the one hand It avoids gasket 1 from being mounted the scuffing of hole 21, on the other hand, the cross-sectional area of the second end 12 can be increased, increase the second end 12 with the contact area of 2 second surface 23 of pot cover, sealing effect of the enhancing gasket 1 to mounting hole 21.

In the description of the present invention, unless otherwise clearly defined and limited, term " multiple " refers to two or two More than a；Unless otherwise prescribed or illustrate, term " connection ", " fixation " etc. shall be understood in a broad sense, for example, " connection " can be It is fixedly connected, may be a detachable connection, or be integrally connected, or electrical connection；It can be directly connected, it can also be in Between medium be indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be Concrete meaning in utility model.

In the description of this specification, it is to be understood that the instruction such as term " on ", "lower", "front", "rear", "left", "right" Orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and letter Change description, rather than the device or unit of indication or suggestion meaning must have specific direction, with specific orientation construct and Operation, it is thus impossible to be construed as a limitation of the present invention.

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 the one of the utility model In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples In can be combined in any suitable manner.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of gasket is used for cooking apparatus, which is characterized in that the cooking apparatus has cooking cavity, the cooking apparatus Including pot cover, the pot cover lid is located on the cooking cavity, and the pot cover is equipped with mounting hole, and the gasket is located at the peace Fill in hole, and the gasket is equipped with for the receiving hole that is passed through by sealing element, for it is described by sealing element and the pot cover it Between sealing, the gasket includes:

First end and the second end, the first end are located at side of the pot cover far from the cooking cavity, and described second End is located at the pot cover close to the side of the cooking cavity, and the maximum cross-section area of the first end is less than the second end The maximum cross-section area in portion, so that the first end realizes the gasket by stretching out the mounting hole in the cooking cavity Assembly on the pot cover.

2. gasket according to claim 1, which is characterized in that

The direction of the mounting hole is pierced by along the first end, the first end is equipped with from its edge to close to described close The inclined guiding surface in the direction of packing axis.

3. gasket according to claim 1 or 2, which is characterized in that

The outer surface of the second end includes end face, the joint face between the end face and the first end, described It connects and is recessed to form concave surface towards the direction close to the seal axis.

4. a kind of lid is used for cooking apparatus characterized by comprising

By sealing element；

Pot cover, the pot cover are equipped with mounting hole；

Gasket as claimed any one in claims 1 to 3, the gasket is located in the mounting hole, and the sealing Pad, which is equipped with, supplies the receiving hole passed through by sealing element, for the sealing by between sealing element and the pot cover.

5. lid according to claim 4, which is characterized in that

The cooking apparatus has cooking cavity, and the pot cover lid is located on the cooking cavity, and the pot cover includes being oppositely arranged First surface and second surface, the second surface is towards the cooking cavity, and the second end of the gasket is to described second Surface extends to form sealing bar, and the sealing bar is abutted against and is interference fitted with the second surface.

6. lid according to claim 5, which is characterized in that

The outer surface depressions of the junction of the first end of the gasket and the second end form groove, the groove position In in the mounting hole, the groove extends to form the sealing bar to the second surface close to the cell wall of the cooking cavity.

7. lid according to claim 6, which is characterized in that

The sealing bar is greater than 0.2mm with the groove at a distance from the cell wall of the cooking cavity.

8. lid according to any one of claims 4 to 7, which is characterized in that

The receiving hole includes the first hole section, and first hole section is through the end face of the second end of the gasket, and described the One hole section is interference fitted with described by sealing element, and the length of first hole section is less than 2mm.

9. lid according to any one of claims 4 to 7, which is characterized in that

The receiving hole includes the second hole section, and the first end of the gasket, second hole is arranged in second hole section Section is interference fitted with described by sealing element.

10. a kind of cooking apparatus, which is characterized in that the cooking apparatus has cooking cavity, including as appointed in claim 4 to 9 Lid described in one.