CN219125978U - Pressure cooking utensil convenient for disassembling and assembling inner cover - Google Patents

Abstract

The utility model discloses a pressure cooking appliance convenient for disassembling and assembling an inner cover, which belongs to the field of kitchen appliances and comprises an appliance body and a cover body, wherein the cover body is covered on the appliance body to form a cooking cavity, the cover body comprises an outer cover and a detachable inner cover, an exhaust pipe is arranged on the outer cover, the lower part of the exhaust pipe penetrates through the inner cover and stretches into the cooking cavity, an anti-blocking piece is arranged on the lower part of the exhaust pipe, a through hole for the exhaust pipe to penetrate is arranged on the inner cover, and the orthographic projection of the anti-blocking piece on an inner cover is positioned in the through hole, so that the anti-blocking piece can penetrate through the through hole in the inner cover disassembling and assembling process.

Description

Pressure cooking utensil convenient for disassembling and assembling inner cover

[ field of technology ]

The utility model relates to the field of kitchen appliances, in particular to a pressure cooking appliance with an inner cover convenient to disassemble and assemble.

[ background Art ]

The pressure cooking appliance is a commonly used household appliance capable of cooking food materials using high temperature and high pressure. The pressure cooking utensil includes lid, pot body and the culinary art chamber of being formed by the two, is provided with the blast pipe on the lid for the steam in the discharge culinary art chamber is in order to reduce the pressure in culinary art chamber, in steam discharge in-process, boiling cooking liquid also can enter into the blast pipe, and can mix with food residue in the cooking liquid, if the food residue of macroparticle enters into in the blast pipe can block up the blast pipe and influence the exhaust, consequently can prevent stifled piece in the lower extreme installation of blast pipe and filter cooking liquid. When the inner cover is cleaned, the inner cover needs to be removed from the cover body, but the anti-blocking piece can be propped against the inner cover, so that the inner cover can be removed after the anti-blocking piece is removed from the exhaust pipe, the inner cover and the anti-blocking piece are sequentially installed during installation, and the use of a user is inconvenient.

[ utility model ]

The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a pressure cooking appliance with convenient inner cover disassembly and assembly.

In order to solve the technical problems, the utility model adopts the following technical scheme:

make things convenient for pressure cooking utensil of inner cup dismouting, including utensil body and lid, the lid close in form the culinary art chamber on the utensil body, the lid includes enclosing cover and detachable inner cup, be equipped with the blast pipe on the enclosing cover, the lower part of blast pipe passes the inner cup stretches into the culinary art chamber, the anti-blocking piece is installed to the lower part of blast pipe, be equipped with the through-hole that supplies the blast pipe to run through on the inner cup, the orthographic projection that anti-blocking piece was built in the inner cup is located in the through-hole, so that anti-blocking piece can pass in inner cup dismouting in-process the through-hole.

On the basis of the scheme, the exhaust pipe comprises an exhaust pipe main body and a connecting column integrally formed at the bottom of the exhaust pipe main body, the outer diameter of the connecting column is smaller than that of the exhaust pipe main body, and the anti-blocking piece is sleeved on the connecting column.

On the basis of the scheme, the sealing ring is arranged on the inner cover around the through hole, the sealing ring is used for providing sealing between the through hole and the exhaust pipe, and the upper end surface of the anti-blocking piece protrudes radially out of the bottom of the exhaust pipe main body and is used for being matched with the sealing ring to limit the inner cover.

On the basis of the scheme, the anti-blocking piece is detachably connected with the connecting column.

On the basis of the scheme, the anti-blocking piece is connected with the connecting column through threads.

On the basis of the scheme, the outer circumferential surface of the anti-blocking piece is provided with anti-slip lines.

On the basis of the scheme, the anti-blocking piece is in interference press connection with the connecting column.

On the basis of the scheme, the bottom surface of the exhaust pipe main body is abutted with the upper end surface of the anti-blocking piece.

On the basis of the scheme, the exhaust pipe is provided with an exhaust channel penetrating axially, and the anti-blocking piece is embedded at the bottom of the exhaust channel.

On the basis of the scheme, the inner cover is further provided with a positioning hole and a clamping part, the clamping part and the through holes are respectively located on the inner covers on two sides of the positioning hole, the outer cover is provided with a positioning column and a movable lock catch, the positioning column is inserted into the positioning hole to position the inner cover, and the movable lock catch is clamped with the clamping part.

The utility model has the beneficial effects that:

the pressure cooking utensil disclosed by the utility model is provided with the detachable inner cover, so that the cover body can be cleaned conveniently. An anti-blocking member is disposed on the exhaust pipe to filter food particles in the cooking liquid and to destroy bubbles generated by boiling of the cooking liquid. Because the size of the anti-blocking piece is smaller than the size of the through hole, and the anti-blocking piece is arranged at the lower end of the exhaust pipe, the anti-blocking piece can not be propped against the inner cover under the fixation of the exhaust pipe, and the inner cover moves in the axial direction of the exhaust pipe relative to the exhaust pipe in the disassembly and assembly process of the outer cover, so that the anti-blocking piece can pass through the through hole along with the lower end of the exhaust pipe in the disassembly and assembly process of the inner cover, the anti-blocking piece can be smoothly disassembled from the exhaust pipe, and the inner cover can be smoothly disassembled and assembled on the outer cover, thereby being convenient for users.

Further, the exhaust pipe comprises an exhaust pipe main body and a connecting column integrally formed at the bottom of the exhaust pipe main body, the outer diameter of the connecting column is smaller than that of the exhaust pipe main body, and the anti-blocking piece is sleeved on the connecting column. The exhaust pipe can penetrate through the through hole and extend into the cooking cavity, the connecting column is used for connecting the anti-blocking piece, and the size of the connecting column is smaller than that of the through hole, so that the size of the anti-blocking piece can be reduced, the size of the anti-blocking piece is smaller than that of the through hole, and the anti-blocking piece can penetrate through the through hole in the inner cover dismounting process.

Further, a sealing ring is arranged on the inner cover around the through hole, the sealing ring is used for providing sealing between the through hole and the exhaust pipe, and the upper end surface of the anti-blocking piece protrudes radially from the bottom of the exhaust pipe main body and is used for being matched with the sealing ring to limit the inner cover. The sealing ring can stop steam and cooking liquid from entering between the through hole and the inner cover and the outer cover between the exhaust pipe and the through hole so as to reduce stains on the upper surface of the inner cover. The radial dimension of the anti-blocking part is larger than that of the exhaust pipe main body, and when the exhaust pipe main body is matched with the sealing ring, the part of the anti-blocking part, which radially protrudes out of the exhaust pipe main body, can be propped against the sealing ring, so that the inner cover is positioned in the axial direction of the exhaust pipe, and the stability of the inner cover on the outer cover is improved.

Further, the anti-blocking piece is detachably connected with the connecting column. The anti-blocking piece can be detached from the connecting column to clean the anti-blocking piece and the exhaust pipe respectively, so that small-particle food residues are prevented from remaining in the anti-blocking piece or the exhaust pipe to breed bacteria and generate peculiar smell.

Further, the anti-blocking piece is connected with the connecting column through threads. The anti-blocking piece can be disassembled and assembled with the connecting column in a rotating mode, and in the using process of the pressure cooking appliance, the inner cover can not apply circumferential acting force to the anti-blocking piece in the disassembling and assembling process so that the anti-blocking piece rotates relative to the exhaust pipe, and the stability of the anti-blocking piece on the exhaust pipe is guaranteed.

Further, the outer peripheral surface of the anti-blocking piece is provided with anti-slip lines. Because the size of the anti-blocking piece is smaller, the contact area between the finger and the anti-blocking piece is also relatively smaller, and the anti-slip lines can improve the friction between the finger and the anti-blocking piece, thereby being beneficial to the disassembly and assembly of the anti-blocking piece on the exhaust pipe by a user.

Further, the anti-blocking piece is in interference press connection with the connecting column. The anti-blocking piece can be fixedly connected with the connecting column in an interference crimping mode, and the inner cover can be always connected with the exhaust pipe in the disassembling and assembling process.

Further, the bottom surface of the exhaust pipe main body is abutted with the upper end surface of the anti-blocking piece. The bottom surface of blast pipe main part can be fixed a position the anti-blocking piece to avoid anti-blocking piece slope relative blast pipe when anti-blocking piece and spliced pole interference crimping, can not have the clearance between the up end of anti-blocking piece and the bottom surface of blast pipe main part simultaneously and lead to cooking liquid to remain.

Further, the exhaust pipe is provided with an exhaust channel penetrating axially, and the anti-blocking piece is embedded at the bottom of the exhaust channel. The bottom of the exhaust pipe is opened so that the anti-blocking piece can be embedded in the exhaust channel, and the anti-blocking piece cannot protrude out of the exhaust pipe in the radial direction and collide with the inner cover in the process of disassembling and assembling the inner cover.

Further, the inner cover is further provided with a positioning hole and a clamping part, the clamping part and the through hole are respectively positioned on the inner covers at two sides of the positioning hole, the outer cover is provided with a positioning column and a movable lock catch, the positioning column is inserted into the positioning hole to position the inner cover, and the movable lock catch is clamped with the clamping part. Through the cooperation of locating hole and reference column, joint portion and movable lock catch's cooperation and blast pipe and through-hole, can realize the three-point location to the inner cup to avoid the inner cup slope, improved the stability of inner cup on the outer cover, guarantee that the inner cup atress is balanced, make the inner cup can seal the culinary art chamber better.

These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The utility model is further described with reference to the accompanying drawings:

FIG. 1 is a schematic view of a cover according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is a schematic view of an exhaust pipe and an anti-blocking member according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram illustrating the installation of an exhaust pipe and an anti-blocking member according to an embodiment of the present utility model;

FIG. 5 is a schematic view illustrating an alternative embodiment of an exhaust pipe and an anti-blocking member according to the present utility model;

FIG. 6 is a schematic view illustrating an alternative embodiment of an exhaust pipe and an anti-blocking member according to the present utility model;

FIG. 7 is a schematic view illustrating an alternative embodiment of the present utility model for installing an exhaust pipe and an anti-blocking member.

Reference numerals:

the cover body 100, the outer cover 110, the inner cover 120, the through hole 130, the sealing ring 140, the positioning hole 150, the clamping part 160, the positioning column 170 and the movable lock catch 180;

exhaust pipe 200, exhaust pipe body 210, connection column 220, and exhaust passage 230;

anti-blocking member 300, anti-blocking hole 310, anti-slip pattern 320, connecting portion 330, and annular portion 340.

[ detailed description ] of the utility model

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

The appearances of the phrases such as "exemplary," "some embodiments," and the like in the following text are meant to be "serving as examples, embodiments, or illustrative," and any embodiment described as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, it will be appreciated by those skilled in the art that the present disclosure may be practiced without some of these specific details.

Referring to fig. 1 to 3, the embodiment of the utility model discloses a pressure cooking appliance convenient for disassembling and assembling an inner cover, which comprises an appliance body and a cover body 100, wherein the cover body 100 is covered on the appliance body to form a cooking cavity, the cover body 100 comprises an outer cover 110 and a detachable inner cover 120, an exhaust pipe 200 is arranged on the outer cover 110, the lower part of the exhaust pipe 200 penetrates through the inner cover 120 and stretches into the cooking cavity, an anti-blocking member 300 is arranged on the lower part of the exhaust pipe 200, a through hole 130 for the exhaust pipe 200 to penetrate is arranged on the inner cover 120, and the orthographic projection of the anti-blocking member 300 on the inner cover 120 is positioned in the through hole 130, so that the anti-blocking member 300 can penetrate through the through hole 130 in the disassembly and assembly process of the inner cover 120. As shown in fig. 2, the dash-dot line in fig. 2 is the area occupied by the through-hole 130 on the inner cap 120, and it is apparent from the drawing that the blocking preventing member 300 is located within the area of the through-hole 130 with a space between the blocking preventing member 300 and the dash-dot line.

The pressure cooking appliance of the present utility model has a detachable inner cover 120 to facilitate cleaning of the cover body 100. An anti-blocking member 300 is disposed on the exhaust pipe 200, and anti-blocking holes 310 are provided on the anti-blocking member 300, so that large-particle food residues in the cooking liquid can be filtered, and the exhaust pipe 200 is prevented from being blocked to affect the exhaust. The cooking liquid can produce a large amount of bubbles in the boiling process, and the bubbles can contact anti-blocking member 300 along with the boiling of the cooking liquid, and the pressure in the bubbles can support the bubble in the twinkling of an eye after the bubble passes through anti-blocking hole 310 to avoid the bubble to enter into blast pipe 200, played the effect of preventing the overflow pot.

Because the size of the anti-blocking member 300 is smaller than the size of the through hole 130, and the anti-blocking member 300 is disposed at the lower end of the exhaust pipe 200, the anti-blocking member 300 is not abutted against the inner cover 120 under the fixation of the exhaust pipe 200, and the inner cover 120 moves relative to the exhaust pipe 200 in the axial direction of the exhaust pipe 200 during the assembly and disassembly process of the outer cover 110, so that the anti-blocking member 300 can pass through the through hole 130 along with the lower end of the exhaust pipe 200 during the assembly and disassembly process of the inner cover 120, the assembly and disassembly of the inner cover 120 on the outer cover 110 can be smoothly realized without dismantling the anti-blocking member 300 from the exhaust pipe 200, and the use of a user is facilitated.

The inner lid 120 around the through hole 130 is provided with a sealing ring 140, and the sealing ring 140 provides a seal between the through hole 130 and the exhaust pipe 200, and stops the steam and cooking liquid from entering between the inner lid 120 and the outer lid 110 from between the exhaust pipe 200 and the through hole 130, so as to reduce stains on the upper surface of the inner lid 120.

The exhaust pipe 200 comprises an exhaust pipe main body 210 and a connecting column 220 integrally formed at the bottom of the exhaust pipe main body 210, the anti-blocking piece 300 is sleeved on the connecting column 220, the exhaust pipe 200 is provided with an exhaust channel 230 which axially penetrates through, an anti-blocking hole 310 is communicated with the exhaust channel 230, and steam in the cooking cavity sequentially penetrates through the connecting column 220 and the exhaust pipe main body 210 after penetrating through the anti-blocking hole 310 and is discharged to the outside.

The exhaust pipe main body 210 penetrates through the sealing ring 140, the outer diameter of the connecting post 220 is smaller than the outer diameter of the exhaust pipe main body 210, the exhaust pipe 200 can penetrate through the through hole 130 and extend into the cooking cavity, and the size of the anti-blocking member 300 can be reduced because the size of the connecting post 220 is smaller than the through hole 130, so that the size of the anti-blocking member 300 is smaller than the size of the through hole 130, and the anti-blocking member 300 can penetrate through the through hole 130 in the process of assembling and disassembling the inner cover 120.

The upper end surface of the anti-blocking member 300 radially protrudes from the bottom of the exhaust pipe main body 210 and is used for being matched with the sealing ring 140 to limit the inner cover 120, the radial dimension of the anti-blocking member 300 is larger than that of the exhaust pipe main body 210, and when the exhaust pipe main body 210 is matched with the sealing ring 140, the part of the anti-blocking member 300 radially protruding out of the exhaust pipe main body 210 can be propped against the sealing ring 140, so that the inner cover 120 is positioned in the axial direction of the exhaust pipe 200, and the stability of the inner cover 120 on the outer cover 110 is improved. The sealing ring 140 is made of a silica gel material or a rubber material, and can be deformed to deform during the assembly and disassembly of the inner cover 120, so that the anti-blocking member 300 can penetrate the sealing ring 140.

Referring to fig. 3 and 4, in one embodiment of the present utility model, the blocking preventing member 300 is detachably coupled to the connection post 220 based on the above-described embodiment. Although the anti-blocking member 300 can filter food residues in cooking liquid, food residues with smaller particles can pass through the anti-blocking member 300 and remain in the exhaust pipe 200 or the anti-blocking member 300, and after the anti-blocking member 300 and the exhaust pipe 200 are separated, the anti-blocking member 300 and the exhaust pipe 200 can be cleaned respectively, so that bacteria and odor generated in the anti-blocking member 300 or the exhaust pipe 200 due to the food residues with small particles remain can be avoided.

Preferably, the anti-blocking member 300 is in threaded fit with the connecting post 220, the anti-blocking member 300 can be disassembled and assembled with the connecting post 220 in a rotatable manner, and in the use process of the pressure cooking appliance, the inner cover 120 can not apply a circumferential acting force to the anti-blocking member 300 in the disassembly process so that the anti-blocking member 300 can rotate relative to the exhaust pipe 200, thereby ensuring the stability of the anti-blocking member 300 on the exhaust pipe 200.

Because the size of the anti-blocking member 300 is smaller, the contact area between the finger and the anti-blocking member 300 is also relatively smaller, and in order to facilitate the operation of the user, the outer circumferential surface of the anti-blocking member 300 is provided with anti-slip lines 320, and the anti-slip lines 320 can improve the friction between the finger and the anti-blocking member 300, thereby being beneficial to the user to disassemble and assemble the anti-blocking member 300 on the exhaust pipe 200. The anti-slip lines 320 may be formed by recessing the outer sidewall of the anti-blocking member 300 inward, or may be formed by protruding the outer sidewall of the anti-blocking member 300 outward, and the anti-slip lines 320 are provided with a plurality of channels along the circumferential direction of the anti-blocking member 300 at intervals.

Referring to fig. 5, in another embodiment of the present utility model, unlike the above-described embodiment, the blocking prevention member 300 is press-fitted with the connection post 220 by interference so that the blocking prevention member 300 is fixed to the connection post 220, and the inner cap 120 can be always coupled with the exhaust pipe 200 during the assembly and disassembly of the inner cap 120. The upper portion of the blocking preventing member 300 is opened, and the connection post 220 is inserted into the blocking preventing member from the upper end opening of the blocking preventing member 300 with interference.

And when the anti-blocking member 300 is completely engaged with the connection post 220, the bottom surface of the exhaust pipe body 210 is abutted against the upper end surface of the anti-blocking member 300, and no gap exists between the upper end surface of the anti-blocking member 300 and the bottom surface of the exhaust pipe body 210, so that cooking liquid remains. And the bottom surface of the exhaust pipe body 210 can position the anti-blocking member 300 to prevent the anti-blocking member 300 from tilting relative to the exhaust pipe 200 when the anti-blocking member 300 is in interference press-fit with the connection post 220. At the same time, the distance between the connecting post 220 and the bottom wall of the anti-blocking member 300 can be limited, so as to avoid the problem that the distance is too small due to the adhesion of the connecting post 220 and the bottom wall of the anti-blocking member, and the anti-blocking hole 310 and the exhaust channel 230 are partially blocked to influence the exhaust effect.

Referring to fig. 6, unlike the above-described embodiment, in another embodiment of the present utility model, the blocking preventing member 300 is fitted to the bottom of the exhaust passage 230 such that the blocking preventing member 300 does not protrude from the exhaust pipe 200 in the radial direction to collide with the inner cap 120 during the assembly and disassembly of the inner cap 120. There are various ways of embedding, for example, a thread is arranged at the bottom of the exhaust channel 230, and an internal thread is arranged on the outer side wall of the anti-blocking member 300, so as to be embedded in the exhaust channel 230 in a threaded fit manner, so as to realize the detachable connection of the two; alternatively, the blocking prevention member 300 is interference-fitted at the bottom position of the vent passage 230.

Referring to fig. 7, of course, the anti-blocking member 300 is not required to be integrally embedded in the exhaust passage 230, and only a part of the anti-blocking member 300 is required to be embedded in the exhaust passage 230 to fix the anti-blocking member 300, and another part of the anti-blocking member 300 can protrude from the exhaust pipe 200 in the radial direction of the exhaust pipe 200 to axially abut against the sealing ring 140 so as to position the inner cover 120.

Referring to fig. 1, in an embodiment of the present utility model, the inner cover 120 is further provided with a positioning hole 150 and a locking portion 160, the locking portion 160 and the through hole 130 are respectively located on the inner cover 120 at two sides of the positioning hole 150, the outer cover 110 is provided with a positioning post 170 and a movable lock catch 180, the positioning post 170 is inserted into the positioning hole 150 to position the inner cover 120, and the movable lock catch 180 is locked with the locking portion 160.

Through the cooperation of locating hole 150 and reference column 170, the cooperation of joint portion 160 and movable lock catch 180 and the cooperation of blast pipe 200 and through-hole 130, can realize the three-point location to inner cup 120 to avoid inner cup 120 slope, and reference column 170, joint portion 160, blast pipe 200 set up on same straight line, improved the stability of inner cup 120 on outer cup 110, guarantee inner cup 120 atress balanced, make inner cup 120 can seal the culinary art chamber better.

Referring to fig. 2 to 7, based on the above-described embodiments, in one embodiment of the present utility model, the structure of the blocking preventing member 300 is specifically described.

The blocking preventing member 300 has a plurality of blocking preventing holes 310, and the opening area of the blocking preventing holes 310 is smaller than the cross-sectional area of the exhaust passage 230, so that larger food particles relative to the exhaust passage 230 can be filtered to prevent the exhaust passage 230 from being blocked, thereby ensuring the exhaust efficiency of the exhaust pipe 200. The anti-blocking holes 310 are elongated, so that the anti-blocking holes 310 have a filtering function and a larger area to ensure the exhaust efficiency, and the anti-blocking holes 310 are connected with each other to form a cross-shaped structure.

The blocking member 300 includes a connection portion 330 and an annular portion 340, and the annular portion 340 extends from the connection portion 330 in the direction of the exhaust pipe 200.

If the anti-blocking member 300 is embedded in the exhaust passage 230, the connection portion 330 is tightly fitted with the inner wall of the exhaust passage 230, the anti-blocking hole 310 is disposed on the connection portion 330, the annular portion 340 maintains a gap with the inner wall of the exhaust passage 230 to reduce the acting force between the anti-blocking member 300 and the inner wall of the exhaust passage 230, so as to facilitate the installation of the anti-blocking member 300 on the exhaust pipe 200, and in addition, the annular portion 340 can limit the deflection of the anti-blocking member 300 relative to the exhaust pipe 200 when the anti-blocking member 300 is installed with the exhaust pipe 200, so as to avoid a larger gap between the connection portion 330 and the exhaust passage 230; if the anti-blocking member 300 is screwed with the exhaust pipe 200, the ring portion 340 is provided with a screw thread capable of being screwed with the connecting column 220 or the inner wall of the exhaust pipe 200, the anti-blocking hole 310 is provided at the connecting portion 330, and the anti-blocking hole 310 may also extend to the ring portion 340.

While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.

Claims (10)

1. Make things convenient for pressure cooking utensil of inner cup dismouting, including utensil body and lid, the lid close in form the culinary art chamber on the utensil body, the lid includes enclosing cover and detachable inner cup, be equipped with the blast pipe on the enclosing cover, the lower part of blast pipe passes the inner cup stretches into the culinary art chamber, anti-blocking piece is installed to the lower part of blast pipe, a serial communication port, be equipped with the through-hole that supplies the blast pipe to run through on the inner cup, anti-blocking piece is located in the through-hole, so that anti-blocking piece can pass in inner cup dismouting in-process the through-hole.

2. The pressure cooking appliance for assembling and disassembling an inner cover according to claim 1, wherein the exhaust pipe comprises an exhaust pipe body and a connecting column integrally formed at the bottom of the exhaust pipe body, the outer diameter of the connecting column is smaller than that of the exhaust pipe body, and the anti-blocking member is sleeved on the connecting column.

3. The pressure cooking appliance of claim 2, wherein a sealing ring is mounted on the inner cover around the through hole, the sealing ring provides sealing between the through hole and the exhaust pipe, and the upper end surface of the anti-blocking member protrudes radially from the bottom of the exhaust pipe main body to limit the inner cover in cooperation with the sealing ring.

4. The pressure cooking apparatus of claim 2, wherein said blocking preventing member is detachably coupled to said coupling post.

5. The pressure cooking apparatus of claim 4, wherein the blocking preventing member is screw-coupled to the coupling post.

6. The pressure cooking appliance for facilitating the disassembly and assembly of the inner cover according to claim 4, wherein the outer circumferential surface of the anti-blocking member is provided with anti-slip lines.

7. The pressure cooking appliance for facilitating the disassembly and assembly of the inner cover according to claim 2, wherein the anti-blocking member is in interference press-connection with the connecting column.

8. The pressure cooker of claim 7, wherein the bottom surface of the exhaust pipe body abuts against the upper end surface of the anti-blocking member.

9. The pressure cooking appliance of claim 1, wherein the exhaust pipe has an exhaust passage extending axially therethrough, and the anti-blocking member is fitted to a bottom of the exhaust passage.

10. The pressure cooking appliance for conveniently disassembling and assembling the inner cover according to claim 1, wherein the inner cover is further provided with a positioning hole and a clamping portion, the clamping portion and the through hole are respectively positioned on the inner cover at two sides of the positioning hole, the outer cover is provided with a positioning column and a movable lock catch, the positioning column is inserted into the positioning hole to position the inner cover, and the movable lock catch is clamped with the clamping portion.

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