CN219782247U - Pressure switch mounting structure and electric pressure cooker - Google Patents

Abstract

The utility model provides a pressure switch mounting structure and an electric pressure cooker, and relates to the technical field of electrical equipment. The pressure switch mounting structure is characterized in that the outer pot is used as a main structure for mounting the pressure switch, the pressure switch bracket is arranged as a supporting structure for mounting the pressure switch and is mounted on a placement position of the outer pot, so that the shaking of the pressure switch bracket is avoided, the stable mounting of the pressure switch bracket is ensured, and the placement position on the outer pot is positioned at the joint of the outer side wall and the outer bottom wall; and to pressure switch, the stiff end on it can be connected with the pressure switch support, and the deformation end on it can offset with outer bottom wall, because the deformation of lateral wall and outer bottom wall junction is less for the stiff end can keep the position stable, thereby can reduce the relative position variation deviation between stiff end and the deformation end, effectively promote the sensitivity of obtaining to outer pot deformation degree, thereby improve the job stabilization nature of electric pressure cooker.

Description

Pressure switch mounting structure and electric pressure cooker

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a pressure switch mounting structure and an electric pressure cooker.

Background

The electric pressure cooker uses electric power to complete heating, and realizes quick cooking by controlling temperature and pressure to generate certain pressure, combines the advantages of the pressure cooker and the electric cooker, and adopts elastic pressure control. The pressure control process of the electric pressure cooker is completed through a pressure switch which is propped against the outer wall of the outer cooker.

In the cooking operation process of the electric pressure cooker, the outer cooker is deformed along with the change of the internal pressure of the electric pressure cooker, the pressure switch is propped against the outer cooker, and the deformation of the outer cooker enables the deformation end of the pressure switch to change relative to the fixed end, so that the on-off of the pressure switch is influenced, the heating process of the electric pressure cooker is controlled, the control of the internal pressure of the electric pressure cooker is completed, and quick cooking is realized.

However, the installation position of the fixed end of the existing pressure switch is easily affected by the deformation of the outer cooker body, and in the use process, when the outer cooker is deformed due to the pressure change, the fixed end also moves along with the deformation, so that the deviation of the relative position change between the fixed end and the deformed end is caused, the sensitivity of the pressure switch for obtaining the deformation degree of the outer cooker is reduced, and the working stability of the electric pressure cooker is seriously affected.

Disclosure of Invention

The utility model solves the problem of improving the use sensitivity of the pressure switch so as to improve the working stability of the electric pressure cooker.

In order to solve the above problems, in one aspect, the present utility model provides a pressure switch mounting structure, comprising:

the outer pot comprises an outer bottom wall and an outer side wall, and a placement position is arranged at the joint of the outer bottom wall and the outer side wall;

the pressure switch bracket is used for being installed on the placement position;

the pressure switch comprises a fixed end and a deformation end, wherein the fixed end is used for being connected with the pressure switch support, and the deformation end is located between the fixed end and the center of the outer bottom wall and is used for being propped against the outer bottom wall.

Compared with the prior art, the pressure switch mounting structure has the beneficial effects that: the main structure for installing the outer pot as a pressure switch is characterized in that a placement position is arranged at the joint of the outer bottom wall and the outer side wall of the outer pot, correspondingly, a pressure switch support is arranged as a supporting structure for installing the pressure switch, the pressure switch support can be installed on the placement position, for the pressure switch, the fixed end on the pressure switch can be connected with the pressure switch support, the stable installation of the pressure switch is realized through the pressure switch support, the deformation end on the pressure switch is positioned between the fixed end and the center of the outer bottom wall and can be propped against the outer bottom wall, when the pressure inside the outer pot changes, the main deformation of the outer pot is concentrated on the outer bottom wall, under the condition of the same pressure change, the deformation amount gradually decreases from the center of the outer bottom wall to the edge, so that the joint of the outer bottom wall and the outer side wall basically does not deform, thereby reducing the relative position change deviation between the fixed end and the deformation end, effectively improving the sensitivity obtained for the deformation degree of the outer pot, and improving the working stability of the outer pot.

Optionally, the placing position is provided with a placing groove, the bottom wall of the placing groove is parallel to a first plane, the bottom wall of the placing groove is connected with the outer side wall, the side wall of the placing groove is connected with the outer bottom wall, the limiting hole is formed in the placing groove, the pressure switch bracket is used for being installed in the placing groove, and the first plane is parallel to the outer bottom wall.

Optionally, a plurality of spacing holes are arranged at intervals on the placement position, a plurality of limiting blocks are arranged on the pressure switch support, and the limiting blocks are used for being correspondingly placed in the spacing holes.

Optionally, the pressure switch support includes all with place board and connecting plate that the first plane is parallel, place the board with the connecting plate is connected, place the board be used for with the diapire of standing groove is laminated mutually, the connecting plate be used for with the stiff end is connected.

Optionally, the connecting plate is located the one side of placing the board and keeping away from the diapire of standing groove, the lateral wall of connecting plate is towards place the board crookedly extends, forms the transition board, the transition board with place the board and be connected.

Optionally, be equipped with a plurality of spacing district on the lateral wall of placing the board, spacing district orientation deviates from the crooked extension of direction of connecting plate forms the stopper, be equipped with a plurality of spacing holes on the spacing inslot wall correspondingly, the stopper is used for arranging in correspondingly in the spacing hole.

Optionally, when the pressure switch bracket is installed in the placing groove, a side wall of the placing plate is used for being connected with a side wall of the placing groove, a side wall of the transition plate is used for being abutted against the side wall of the placing groove, the connecting plate is located above the outer bottom wall, and a part of a lower end face of the connecting plate is used for being abutted against the outer bottom wall.

Optionally, a fixing hole is formed in the fixing end, a mounting hole is formed in the pressure switch support, and a fixing threaded piece is used for penetrating through the fixing hole and is mounted in the mounting hole.

Optionally, a rotation stopping part is arranged on the fixed end, a rotation stopping notch is arranged on the pressure switch bracket, and the rotation stopping part is used for being placed in the rotation stopping notch.

In another aspect, the present utility model provides an electric pressure cooker comprising the pressure switch mounting structure as described above.

Compared with the prior art, the electric pressure cooker has the same beneficial effects as the pressure switch mounting structure, and the beneficial effects are not repeated here.

Drawings

FIG. 1 is a schematic diagram of a mounting structure of a pressure switch according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a mounting structure for a pressure switch according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a placement bit according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a pressure switch bracket according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram illustrating installation of a pressure switch bracket according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a pressure switch according to an embodiment of the utility model.

Reference numerals illustrate:

1-an outer pot; 11-an outer bottom wall; 12-an outer sidewall; 13-setting; 131-limiting holes; 2-a pressure switch bracket; 21-limiting blocks; 22-placing a plate; 23-connecting plates; 24-transition plate; 25-mounting holes; 26-a rotation stopping notch; 3-pressure switch; 31-a fixed end; 311-fixing holes; 312-rotation stop; 32-deformed ends.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the coordinate system XYZ provided herein, the forward direction of the X axis represents the right direction, the reverse direction of the X axis represents the left direction, the forward direction of the Y axis represents the rear direction, the reverse direction of the Y axis represents the front direction, the forward direction of the Z axis represents the upper direction, and the reverse direction of the Z axis represents the lower direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present utility model and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

In one aspect, an embodiment of the present utility model provides a pressure switch mounting structure, including: the outer pot 1, the outer pot 1 includes outer bottom wall 11 and outer sidewall 12, there is a place 13 in the junction of outer bottom wall 11 and outer sidewall 12; a pressure switch bracket 2, the pressure switch bracket 2 being arranged on the placement site 13; the pressure switch 3, the pressure switch 3 includes a fixed end 31 and a deformed end 32, the fixed end 31 is used for being connected with the pressure switch bracket 2, and the deformed end 32 is located between the fixed end 31 and the center of the outer bottom wall 11 and is used for being abutted against the outer bottom wall 11.

In this embodiment, as shown in fig. 1 to 3, the outer pot 1 is used as a main structure for installing the pressure switch 3, wherein the outer pot 1 is provided with an outer bottom wall 11 and an outer side wall 12, a placement position 13 is arranged at the joint of the outer bottom wall 11 and the outer side wall 12, correspondingly, a pressure switch support 2 is used as a supporting structure for installing the pressure switch 3, the pressure switch support 2 can be installed on the placement position 13, a fixed end 31 on the pressure switch 3 can be connected with the pressure switch support 2, stable installation of the pressure switch 3 is realized through the pressure switch support 2, a deformation end 32 on the pressure switch support 2 is positioned between the fixed end 31 and the center of the outer bottom wall 11 and can be propped against the outer bottom wall 11, the placement position 13 is positioned at the joint of the outer side wall 12 and the outer bottom wall 11, the joint of the outer side wall 12 and the outer bottom wall 11 is in a corner setting, and when the internal pressure of the outer pot 1 changes, the main deformation of the outer pan 1 is concentrated on the outer bottom wall 11, and under the condition of the same pressure change, the deformation amount gradually decreases from the center of the outer bottom wall 11 to the edge, so that the joint of the outer bottom wall 11 and the outer side wall 12 is basically not deformed, namely the corner area is relatively smaller in deformation when the pressure inside the pan body of the outer pan 1 changes, therefore, the position of the pressure switch bracket 2 is basically not influenced when the pressure inside the outer pan 1 changes, the fixed end 31 of the pressure switch 3 can keep the position basically stable, at the moment, the influence of the pressure inside the outer pan 1 on the position of the fixed end 31 is smaller, the deformed end 32 is positioned near the center of the outer bottom wall 11 and is propped against the outer bottom wall 11, the center of the outer bottom wall 11 is relatively larger in deformation when the pressure inside the outer pan 1 changes, so that the deformed end 32 can be greatly displaced relative to the fixed end 31, and because the fixed end 31 position is relatively stable, along with the change of pressure, the relative position change deviation between the fixed end 31 and the deformation end 32 is less, and the pressure switch 3 can timely and accurately sense the pressure change of the outer cooker 1, effectively improve the sensitivity of obtaining the deformation degree of the outer cooker, thereby improving the working stability of the electric pressure cooker.

In this embodiment, the placement position 13 is a planar area disposed at the connection between the outer bottom wall 11 and the outer side wall 12, and the planar area is located on the outer bottom wall 11, but is connected to the outer side wall 12, and the fixing end 31 can maintain the stability of the position when the pressure changes when the fixing end 31 is mounted on the placement position through the pressure switch bracket 2 due to the small deformation of the connection between the outer side wall 12 and the outer side wall 12 when the pressure changes. Similarly, in other embodiments of the present utility model, the placement position 13 may be set to be a planar plus curved surface area, the curved surface portion is located on the outer side wall 12, and the planar portion is located on the outer bottom wall 11, or the placement position 13 may be set to be a curved surface area, and only on the outer side wall 12, and the structure of the pressure switch bracket 2 may be adjusted accordingly.

It should be noted that, in other embodiments of the present utility model, the fixed end 31 and the outer side wall 12 may also be kept in a vertically corresponding relationship along the Z axis, where the fixed end 31 is connected to the outer side wall 12 through the pressure switch bracket 2, and the deformation direction of the outer side wall 12 is parallel to the XY plane, so that, in the use process of the pressure switch 3, the position of the fixed end 31 is not substantially affected by the deformation of the outer side wall 12 of the outer pan 1 in the Z axis direction, so that the position of the fixed end 31 is further kept stable, and further, the relative change of the position between the fixed end 31 and the deformation end 32 is substantially caused by the movement of the deformation end 32, and the displacement of the deformation end 32 may be corresponding to the pressure change inside the outer pan 1, thereby more accurately sensing the pressure change inside the outer pan 1, and improving the use sensitivity of the pressure switch 3.

In this embodiment, the pressure switch bracket 2 and the placement position 13 are connected by welding, and the welding is butt welding.

Optionally, the placement position 13 is parallel to the first plane, the placement position 13 is provided with a placement groove, the bottom wall of the placement groove is parallel to the first plane, the bottom wall of the placement groove is connected with the outer side wall 12, the side wall of the placement groove is connected with the outer bottom wall 11, the pressure switch bracket 2 is used for being installed in the placement groove, and the first plane is parallel to the outer bottom wall 11.

In this embodiment, as shown in fig. 1, the first plane is parallel to the XY plane.

In this embodiment, as shown in fig. 1 to 3, a placing groove with a bottom wall parallel to the first plane is disposed on the placing position 13 of the outer pan 1, the placing groove may be formed by a partial area on the placing position 13 facing the inner recess of the outer pan 1, and the bottom wall of the placing groove is parallel to the outer bottom wall 11, while the bottom wall of the placing groove is connected with the outer side wall 12, the side walls of the placing groove are both open in the directions facing the positive direction of the Z axis and deviating from the center of the outer bottom wall 11, when the pressure switch bracket 2 is installed in the placing groove, through the connection with the inner wall of the placing groove, the pressure switch bracket 2 can be placed in the direction parallel to the first plane, so as to ensure the flatness of the pressure switch 3 when the pressure switch bracket 2 is installed, thereby, when the pressure switch 3 is installed on the pressure switch bracket 2, the deformation end 32 can vertically abut against the outer bottom wall 11, and simultaneously, the openings in two directions of the placing groove are disposed, so that the pressure switch bracket 2 can be installed conveniently, and the pressure switch bracket 2 can be installed on the bottom wall of the pressure switch bracket 2 after the pressure switch bracket is installed on the bottom wall 12, and the pressure switch bracket 31 is also lifted, and the stability of the pressure switch bracket is ensured.

It should be noted that, in this embodiment, the placement position 13 of the pressure switch support 2 is set to be concave to form a placement groove, so that stable installation and fixation of the pressure switch support 2 can be satisfied, the placement groove and the outer pot 1 are integrally arranged, and integrated molding can be performed in a manner of stamping and the like, so that convenience in production and manufacturing is effectively improved.

Optionally, a plurality of limiting holes 131 are formed in the placement position 13 at intervals, a plurality of limiting blocks 21 are arranged on the pressure switch bracket 2, and the limiting blocks 21 are used for being correspondingly placed in the limiting holes 131.

In this embodiment, as shown in fig. 3 to 5, a plurality of limiting holes 131 are provided on the placement position 13, the limiting holes 131 are provided on the placement position 13 at intervals, correspondingly, a plurality of corresponding limiting blocks 21 are provided on the pressure switch support 2, when the pressure switch support 2 is mounted on the placement position 13, the limiting blocks 21 can be correspondingly placed into the limiting holes, so that the functions of reference and positioning can be achieved when the pressure switch support 2 is mounted, the limiting function can be achieved when the pressure switch support 2 is mounted on the placement position 13, and the mounting stability of the pressure switch support 2 is improved.

It should be noted that, in this embodiment, the limiting hole is obtained by performing punch forming on the placement position 13 by using a punching device, so as to effectively improve the convenience of production and manufacturing.

Alternatively, the pressure switch bracket 2 includes a placement plate 22 and a connection plate 23, both parallel to the first parallel, the placement plate 22 being connected to the connection plate 23, the placement plate 22 being adapted to be attached to the bottom wall of the placement tank, the connection plate 23 being adapted to be connected to the fixed end 31.

In this embodiment, as shown in fig. 3 to 5, the pressure switch bracket 2 includes a placement plate 22 and a connection plate 23 connected, where the placement plate 22 and the connection plate 23 are both set parallel to the first plane, the placement plate 22 may be installed in the placement groove and connected to the inner wall of the placement groove, so as to ensure connection stability of the pressure switch bracket 2 and the outer pot 1, and the connection plate 23 may be connected to the fixed end 31, at this time, the placement plate 22 is parallel to the first plane, when installed in the placement groove, a contact area with the inner wall of the placement groove is larger, stability after connection is completed, and at the same time, the placement plate 22 may be installed so that the connection plate 23 remains parallel to the first plane, so as to ensure flatness of the connection plate 23, so that when the pressure switch 3 is installed in the pressure switch bracket 2, the deformation end 32 may be vertically abutted to the outer bottom wall 11, thereby improving sensitivity to pressure change inside the outer pot 1.

In this embodiment, when the plane of the placement plate 22 is attached to the bottom wall of the placement groove, the side surface of the placement plate 22 is fixedly connected to the side wall of the placement groove by butt-welding, and the plane of the connection plate 23 is attached to the lower end surface of the fixed end 31 and is connected to each other.

Alternatively, the connection plate 23 is located on a side of the placement plate 22 away from the bottom wall of the placement tank, and the side wall of the connection plate 23 is bent and extended toward the placement plate 22 to form a transition plate 24, and the transition plate 24 is connected to the placement plate 22.

In this embodiment, as shown in fig. 4, the connecting plate 23 and the placing plate 22 are arranged at intervals up and down along the Z axis, and the side wall of the connecting plate 23 can be bent and extended towards the placing plate 22, so as to form a transition plate 24 connected with the placing plate 22, so that the placing plate 22 and the connecting plate 23 form an integral structure through the transition plate 24, which not only improves the structural stability of the pressure switch bracket 2, but also facilitates the integral molding preparation of the pressure switch bracket 2.

It should be noted that, in this embodiment, the connecting plate 23, the transition plate 24 and the placement plate 22 are all planar structures, and are integrally formed into a shape like a Chinese character 'ji', which not only satisfies the connection requirements with the placement groove and the fixed end 31, but also reduces the structural weight of the pressure switch bracket 2 on the basis of ensuring the structural stability, thereby improving the convenience of installation and satisfying the requirements of the portable design of the electric pressure cooker. Of course, in other embodiments of the present utility model, the three may be integrally formed into a single-piece structure, a zigzag structure, or the like, as desired.

Optionally, a plurality of limiting areas are arranged on the side wall of the placing plate 22, the limiting areas bend towards the direction deviating from the connecting plate 23 to form limiting blocks 21, a plurality of limiting holes 131 are correspondingly arranged on the inner wall of the placing groove, and the limiting blocks 21 are correspondingly arranged in the limiting holes 131.

In this embodiment, as shown in fig. 3 to 5, a plurality of limiting areas are provided on the side wall of the placement plate 22, the limiting areas are bent downwards to form limiting blocks 21, the limiting blocks 21 can be connected with limiting holes 131 to perform positioning, reference and limiting functions, and the limiting blocks 21 and the placement plate 22 are integrally formed, so that the requirement of rapid molding preparation of the pressure switch bracket 2 is met.

It should be noted that, in this embodiment, the number of the limiting blocks 21 is two, the limiting blocks 21 are symmetrically arranged on two sides of the placing plate 22, the side walls of the limiting blocks 21 are flush with the side walls of the placing plate 22, when the placing plate 22 is placed on the placing position 13, the side walls of the limiting blocks 21, namely, the side walls of the placing plate 22, are connected with the placing position 13, so that the connection stability of the pressure switch bracket 2 and the outer pot 1 is effectively improved.

Alternatively, when the pressure switch bracket 2 is installed in the placement groove, the side wall of the placement plate 22 is used to be connected with the side wall of the placement groove, the side wall of the transition plate 24 is used to be abutted against the side wall of the placement groove, the connection plate 23 is located above the outer bottom wall 11, and a part of the lower end surface of the connection plate 23 is used to be abutted against the outer bottom wall 11.

In this embodiment, as shown in fig. 2 to 5, when the pressure switch bracket 2 is installed in the placement groove, the side wall of the placement plate 22 may be connected with the side wall of the placement groove, the side wall of the transition plate 24 may abut against the side wall of the placement groove, the connection plate 23 is located above the outer bottom wall 11, and a portion of the lower end surface thereof may abut against the outer bottom wall 11, thereby forming an S-shaped structure that abuts against or is connected with the outer bottom wall 11 and the inner wall of the placement groove, respectively, so as to effectively improve the connection stability of the pressure switch bracket 2 and the outer pot 1.

Optionally, the fixing end 31 is provided with a fixing hole 311, the pressure switch bracket 2 is provided with a mounting hole 25, and the fixing screw is used for penetrating through the fixing hole 311 and being mounted in the mounting hole 25.

In this embodiment, as shown in fig. 1 to 6, a fixing hole 311 is provided on the fixing end 31 of the pressure switch 3, correspondingly, a mounting hole 25 is provided on the pressure switch bracket 2, and a fixing screw member passes through the fixing hole 311 and is mounted in the mounting hole 25, so that the detachable connection of the pressure switch 3 and the pressure switch bracket 2 is realized, and the disassembly, assembly and maintenance of the pressure switch 3 are facilitated.

In the present embodiment, the fixing hole 311 and the mounting hole 25 are screw holes, and the fixing screw is a screw.

Optionally, the fixed end 31 is provided with a rotation stopping portion 312, the pressure switch bracket 2 is provided with a rotation stopping notch 26, and the rotation stopping portion 312 is used for being placed in the rotation stopping notch 26.

In this embodiment, as shown in fig. 2, 4 and 6, a rotation stopping portion 312 is disposed at the lower end of the fixed end 31, and a corresponding rotation stopping notch 26 is disposed on the pressure switch bracket 2, where the rotation stopping portion 312 can be disposed in the rotation stopping notch 26, so that after the pressure switch 3 is connected with the pressure switch bracket 2, a restriction effect in the horizontal direction, i.e., in the XY plane direction is achieved, and the pressure switch 3 is prevented from rotating around the pressure switch bracket 2, thereby further improving the installation stability of the pressure switch 3.

The rotation stopping portion 312 has a plate-like structure, is parallel to the Z axis, is integrally formed with the side wall of the lower end of the pressure switch 3, and the rotation stopping notch 26 is a notch that has an opening parallel to the XY plane and penetrates the pressure switch bracket 2 in the Z axis direction.

In other embodiments of the present utility model, the rotation stopping portion 312 may be configured as a curved surface structure, etc. as needed, and the position of the rotation stopping notch 26 may be adjusted as needed.

In another aspect, an embodiment of the present utility model provides an electric pressure cooker, including the above-mentioned pressure switch mounting structure.

As shown in fig. 1 to 6, the technical effects of the electric pressure cooker in the present embodiment are similar to those of the above-mentioned pressure switch mounting structure, and will not be repeated here.

Although the utility model is disclosed above, the scope of the utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. A pressure switch mounting structure, comprising:

the outer pot (1), the outer pot (1) comprises an outer bottom wall (11) and an outer side wall (12), and a placement position (13) is arranged at the joint of the outer bottom wall (11) and the outer side wall (12);

a pressure switch bracket (2), wherein the pressure switch bracket (2) is used for being installed on the placement position (13);

the pressure switch (3), the pressure switch (3) includes stiff end (31) and deformation end (32), stiff end (31) be used for with pressure switch support (2) are connected, deformation end (32) are located stiff end (31) with the center department of outer bottom wall (11), and be used for with outer bottom wall (11) offset.

2. The pressure switch mounting structure according to claim 1, wherein the placement position (13) is provided with a placement groove, a bottom wall of the placement groove is parallel to a first plane, the bottom wall of the placement groove is connected with the outer side wall (12), a side wall of the placement groove is connected with the outer bottom wall (11), the pressure switch bracket (2) is used for being mounted in the placement groove, and the first plane is parallel to the outer bottom wall (11).

3. The pressure switch mounting structure according to claim 1, wherein a plurality of limiting holes (131) are formed in the placement position (13) at intervals, a plurality of limiting blocks (21) are arranged on the pressure switch support (2), and the limiting blocks (21) are used for being correspondingly arranged in the limiting holes (131).

4. The pressure switch mounting structure according to claim 2, wherein the pressure switch bracket (2) includes a placement plate (22) and a connection plate (23) each parallel to the first plane, the placement plate (22) being connected with the connection plate (23), the placement plate (22) being for fitting with a bottom wall of the placement tank, the connection plate (23) being for connection with the fixed end (31).

5. The pressure switch mounting structure according to claim 4, wherein the connection plate (23) is located on a side of the placement plate (22) away from the bottom wall of the placement groove, and a side wall of the connection plate (23) is bent and extended toward the placement plate (22) to form a transition plate (24), and the transition plate (24) is connected to the placement plate (22).

6. The pressure switch mounting structure according to claim 4, wherein a plurality of limiting areas are arranged on the side wall of the placing plate (22), the limiting areas bend and extend towards the direction away from the connecting plate (23) to form limiting blocks (21), a plurality of limiting holes (131) are correspondingly arranged on the inner wall of the placing groove, and the limiting blocks (21) are correspondingly arranged in the limiting holes (131).

7. A pressure switch mounting structure according to claim 5, characterized in that, when the pressure switch bracket (2) is mounted in the placement groove, a side wall of the placement plate (22) is adapted to be connected with a side wall of the placement groove, a side wall of the transition plate (24) is adapted to be abutted with a side wall of the placement groove, the connection plate (23) is located above the outer bottom wall (11), and a portion of a lower end surface of the connection plate (23) is adapted to be abutted with the outer bottom wall (11).

8. The pressure switch mounting structure according to any one of claims 1 to 7, wherein a fixing hole (311) is provided on the fixing end (31), a mounting hole (25) is provided on the pressure switch bracket (2), and a fixing screw member is provided to pass through the fixing hole (311) and be mounted in the mounting hole (25).

9. The pressure switch mounting structure according to any one of claims 1 to 7, wherein a rotation stopping portion (312) is provided on the fixed end (31), a rotation stopping notch (26) is provided on the pressure switch bracket (2), and the rotation stopping portion (312) is used for being placed in the rotation stopping notch (26).

10. An electric pressure cooker, characterized by comprising a pressure switch mounting structure as claimed in any one of claims 1 to 9.