CN215777530U - Electric oven - Google Patents

Abstract

The utility model relates to an electric oven, which comprises a base, an electric heating assembly and a stand column, wherein the electric heating assembly is connected with the base through the stand column; the stand includes first column section and second column section, and the base is connected to first column section one end, and electrical heating component is connected to second column section one end, the second column section other end and first column section other end swing joint for first column section has two relative positions with the second column section at least. When the first column section and the second column section are at the first relative position, the electric heating component is supported above the base by the upright column; when the first column section and the second column section are at the second relative position, the electric heating component is positioned at one side of the base. This application accessible activity second column section and make first column section and second column section be in second relative position, and electric heating element is located base one side to reduce the height of electric oven, reduced the whole volume of electric oven, thereby made things convenient for accomodating of electric oven to store and the transportation.

Description

Electric oven

Technical Field

The utility model relates to the technical field of small household appliances, in particular to an electric oven.

Background

Open type electric ovens generally include three types of under-heating, side-heating and over-heating. The top-mounted heating electric oven is provided with a heating component at the upper part and heats food at the lower part. The heating mode can directly observe the heating surface of food, the food is not easy to be scorched, and the electric oven is convenient to use, so that the electric oven with the top heating is more and more popular with consumers.

However, the base, the upright post and the electric heating component of the traditional electric oven are all fixed, so that the whole electric oven is large in size and not beneficial to storage and transportation.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an electric oven that can reduce the volume of the electric oven, thereby facilitating storage and transportation.

The utility model provides an electric oven which comprises a base, an electric heating assembly and a stand column, wherein the electric heating assembly is connected with the base through the stand column; the stand column comprises a first column section and a second column section, one end of the first column section is connected with the base, one end of the second column section is connected with the electric heating assembly, and the other end of the second column section is movably connected with the other end of the first column section, so that the first column section and the second column section have at least two relative positions; when the first column section and the second column section are at a first relative position, the electric heating component is supported above the base by the upright column; when the first column section and the second column section are at a second relative position, the electric heating component is positioned at one side of the base.

According to the electric oven provided by the utility model, the stand column comprises the first column section and the second column section, the second column section is movably connected with the first column section, the first column section and the second column section are at least provided with two opposite positions, the first column section and the second column section can be located at the second opposite position through moving the second column section, and the electric heating assembly is located on one side of the base, so that the height of the electric oven is reduced, the overall volume of the electric oven is reduced, and the electric oven is convenient to store, store and transport.

In one embodiment, the first column section is fixedly connected with the base, the first column section is provided with a first limiting portion, the first limiting portion is used for limiting a rotation angle of the second column section relative to the first column section, and when the first column section and the second column section are at a first relative position, the second column section abuts against one side of the first limiting portion.

First capital section and base fixed connection, then stable in structure between first capital section and the base is favorable to supporting second capital section and electric heating element to be favorable to first capital section and second capital section to keep in first relative position, be favorable to keeping the stability of electric oven when expanding the use promptly. The arrangement of the first limiting part is beneficial to keeping the electric oven in an unfolded state, so that the safety in use is ensured.

In one embodiment, the electric grill further includes a first elastic member connecting the first column section and the second column section to apply a predetermined force to the second column section to rotate toward the first relative position.

This embodiment is through setting up first elastic component and rotating the second column section and when expanding the electric oven first elastic component can provide certain thrust to be favorable to expanding the electric oven, and can make the electric oven keep at the state of expanding, thereby convenient to use has guaranteed the security of using.

In one embodiment, the first column section is provided with two first connecting parts arranged at intervals oppositely, the second column section is provided with a second connecting part, the second connecting part extends into the space between the two first connecting parts, and a fastener penetrates through the first connecting parts and the second connecting parts to connect the first column section and the second column section.

This embodiment passes through the fastener and connects first column section and second column section, simple structure, convenient assembling.

In one embodiment, the electric oven further comprises a first elastic member disposed between the first connection portion and the second connection portion, and the first elastic member connects the first column section and the second column section to apply a predetermined force to the second column section, the predetermined force being rotated toward the first relative position.

This embodiment is through setting up first elastic component and rotating the second column section and when expanding the electric oven first elastic component can provide certain thrust to be favorable to expanding the electric oven, and can make the electric oven keep at the state of expanding, thereby convenient to use has guaranteed the security of using. And the first elastic piece is arranged between the first connecting part and the second connecting part, and the first elastic piece is hidden in the upright post, so that the appearance of the electric oven can be kept beautiful.

In one embodiment, a connection post is disposed on one side of the second connection portion, the first elastic member is a torsion spring, the torsion spring is sleeved on the connection post, one end of the torsion spring abuts against the second connection portion, and the other end of the torsion spring abuts against the first column section.

The torsional spring can provide torsional force for the second connecting portion to be favorable to playing the effect that promotes second column section pivoted, thereby rotate second column section to first relative position can be more laborsaving.

In one embodiment, one side of the second connecting portion, which is provided with the connecting column, is provided with an assembling step, and the torsion spring abuts against one side of the assembling step so as to limit the torsion direction of the torsion spring through the assembling step.

This embodiment can reliably install the torsional spring through the assembly step, guarantees that the torsional spring provides required torsional force. This embodiment simple structure, convenient assembling only needs to overlap the torsional spring in the spliced pole, and with the torsional spring fix in assembly step one side can.

In one embodiment, the first column section is provided with a positioning plate, the positioning plate is provided with a positioning hole, an accommodating groove is formed in one end, facing the first column section, of the second connecting portion, a second elastic part and a positioning part are arranged in the accommodating groove, the second elastic part is arranged between the groove bottom of the accommodating groove and the positioning part to enable the positioning part to be pushed towards the notch of the accommodating groove, and at least part of the positioning part extends out of the accommodating groove and is matched with the positioning hole to fix the second column section.

So set up, can increase the frictional force between first column section and the second column section, be favorable to the second column section to keep in its position of place, especially, be favorable to second column section and first column section to keep in second relative position, that is the electric oven is in fold condition promptly to can conveniently accomodate.

In one embodiment, one end of the second connecting portion facing the first column section is arc-shaped, and one surface of the positioning plate facing the second connecting portion is matched with the second connecting portion.

So set up, the second cylinder section rotates more smoothly.

In one embodiment, the number of the positioning holes is multiple, and the multiple positioning holes are arranged along the circumferential direction of the second connecting portion.

So configured, the second section can remain in multiple positions. And, when rotating the second column section and expandeing or folding electric oven, the rotational speed that the locating hole and setting element cooperation can slow down the second column section avoids the second column section to rotate too fast and leads to electric heating element to drop or be struck and cause the damage. And the positioning piece moves among different positioning holes to generate regular friction sound, so that a user has better operation experience.

In one embodiment, the first column section is further provided with a first limiting portion connected to one side of the two first connecting portions, the first limiting portion extends in a direction away from the base, the other side of the two first connecting portions forms a notch, the second connecting portion can rotate between the first limiting portion and the notch, when the first column section and the second column section are at a first relative position, the second connecting portion abuts against one side of the first limiting portion, and when the first column section and the second column section are at a second relative position, the second connecting portion penetrates through the notch.

The first limiting part is arranged to be beneficial to keeping the first column section and the second column section at a first relative position, namely, the electric oven is kept in an unfolded state, and therefore safety in use is guaranteed. The arrangement of the notch ensures that the second column section can rotate to the second relative position.

In one embodiment, the first limiting part extends towards the surface of the notch to form a positioning and assembling part, and the positioning plate is mounted on the positioning and assembling part.

So set up, first column segment and locating plate can adopt different materials to make to can effectively reduce cost.

In one embodiment, the positioning assembly part is provided with an arc-shaped groove, the positioning plate is an arc-shaped plate, and the positioning plate is installed in the arc-shaped groove.

So set up, save the material of locating plate, be favorable to practicing thrift the cost, and be convenient for the assembly of locating plate.

In one embodiment, one end of the positioning piece facing the positioning plate is a spherical surface.

So, both do benefit to the setting element part and stretch into in the locating hole, also be favorable to the setting element to shift out from the locating hole to the location to second column section has been guaranteed in the cooperation of setting element and locating hole, does not influence the rotation of second column section again.

In one embodiment, the positioning plate is a metal member, and/or the positioning member is a metal member.

The metal piece has good wear resistance and is beneficial to prolonging the service life.

Drawings

FIG. 1 is a partially exploded view of an electric grill according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at C;

FIG. 3 is a schematic side view of an electric oven according to an embodiment of the present invention, wherein the first column section and the second column section are at a second relative position;

FIG. 4 is a schematic view of another side of the electric grill of FIG. 3;

FIG. 5 is a schematic side view of an electric oven according to an embodiment of the present invention, wherein the first column section and the second column section are at a first relative position;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is an enlarged view of a portion of FIG. 6 at D;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 9 is a partial enlarged view at E in fig. 8.

Reference numerals: 10. a base; 11. baking trays; 20. an electrical heating assembly; 21. a housing; 30. a column; 31. a first column section; 311. a first connection portion; 3111. a first hole; 312. a first limiting part; 313. a notch; 314. a positioning and assembling part; 3141. an arc-shaped groove; 32. a second column section; 321. a second connecting portion; 3211. a second hole; 322. connecting columns; 323. assembling steps; 324. accommodating grooves; 33. a first elastic member; 34. positioning a plate; 341. positioning holes; 35. a second elastic member; 36. a positioning member; 37. a fastener; 371. a bolt; 372. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 9, the present invention provides an electric oven including a base 10, an electric heating element 20 and a pillar 30. The electric heating assembly 20 is connected to the base 10 by the pillar 30. The stand 30 includes first post section 31 and second post section 32, and base 10 is connected to first post section 31 one end, and electrical heating component 20 is connected to second post section 32 one end, the second post section 32 other end and the first post section 31 other end swing joint for first post section 31 and second post section 32 have two relative positions at least. When the first column section 31 and the second column section 32 are in the first relative position, the electric heating assembly 20 is supported above the base 10 by the column 30. That is, the second column section 32 and the first column section 31 together support the electric heating assembly 20. When the first column section 31 and the second column section 32 are at the second relative position, the electric heating assembly 20 is located at one side of the base 10. Therefore, the volume of the whole electric oven can be reduced, and the electric oven can be conveniently stored, stored and transported. As shown in fig. 3 and 4, the first column section 31 and the second column section 32 are at a second relative position, that is, the electric oven is in a folded state, and at this time, the whole volume of the electric oven is small, so that the electric oven is convenient to store; as shown in fig. 5, the first column section 31 and the second column section 32 are in the first relative position, that is, the electric oven is in the unfolded state, and the electric heating assembly 20 is supported above the base 10 by the upright 30, so that the electric oven is convenient to use.

In the electric oven provided by the embodiment, the upright 30 includes the first column section 31 and the second column section 32, the second column section 32 is movably connected with the first column section 31, and the first column section 31 and the second column section 32 have at least two relative positions. Can be in the second relative position through activity second column section 32 so that first column section 31 and second column section 32, electric heating element 20 is located base 10 one side this moment, has reduced the height of electric oven, has reduced the whole volume of electric oven to the storage and the transportation of having made things convenient for the electric oven.

Further, the first column section 31 is fixedly connected to the base 10, so that the first column section 31 and the base 10 are structurally stable, which is beneficial to supporting the second column section 32 and the electric heating assembly 20, and is beneficial to maintaining the first column section 31 and the second column section 32 at the first relative position, that is, maintaining the stability of the electric oven when the electric oven is unfolded for use.

The electric oven also comprises a baking tray 11, and the baking tray 11 is detachably arranged on the base 10. The baking tray 11 can be taken down from the base 10, thereby being convenient for cleaning. The electrical heating assembly 20 comprises a housing 21, the housing 21 being connected to a second section 32. The first column section 31, the second column section 32, the base 10 and the housing 21 can be made of plastic, which can save cost and is light.

The electric oven provided by the embodiment is an overhead heating type electric oven, the electric heating component 20 heats the food in the baking tray 11 from the upper part, the upper surface of the food is a heating surface, the heating surface of the food can be directly observed, the food is not easy to be burnt, and the use is very convenient.

Further, the second column section 32 is rotatably connected to the first column section 31, so that the first column section 31 and the second column section 32 have at least two relative positions by rotating the second column section 32.

Referring to fig. 3, 6 and 7, the first column section 31 is provided with a first limiting portion 312, the first limiting portion 312 is used for limiting a rotation angle of the second column section 32 relative to the first column section 31, and when the first column section 31 and the second column section 32 are at a first relative position, the second column section 32 abuts against one side of the first limiting portion 312. The first limiting part 312 is beneficial to keeping the first column section 31 and the second column section 32 at the first relative position, that is, the electric oven is kept in the unfolded state, so that the safety in use is ensured.

Referring to fig. 2, in an embodiment, the first column section 31 has two first connecting portions 311 disposed at an interval, the second column section 32 has a second connecting portion 321, the second connecting portion 321 extends between the two first connecting portions 311, and the fastening member 37 passes through the first connecting portion 311 and the second connecting portion 321 to connect the first column section 31 and the second column section 32. The first column section 31 and the second column section 32 are connected through the fastener 37, and the structure is simple and the assembly is convenient. In this embodiment, the fastener 37 includes a bolt 371 and a nut 372. The bolt 371 sequentially passes through the first connecting portion 311, the second connecting portion 321 and the first connecting portion 311, and is connected with the nut 372 in a matched manner, so that the second column section 32 can be installed on the first column section 31. In other embodiments, the fastener 37 may be a bolt, a rivet, or other fasteners, as long as the first column section 31 and the second column section 32 can be rotatably connected.

In one embodiment, the electric oven further includes a first elastic member 33, and the first elastic member 33 connects the first column section 31 and the second column section 32 to apply a predetermined force to the second column section 32 to rotate toward the first relative position. In this embodiment, the first elastic member 33 can provide a certain pushing force when the electric oven is unfolded by rotating the second column section 32, so that the electric oven can be unfolded easily, and the electric oven can be kept in an unfolded state, thereby facilitating the use and ensuring the safety of use.

In one embodiment, the first elastic element 33 is disposed between the first connecting portion 311 and the second connecting portion 321, so that the first elastic element 33 can be hidden in the upright 30, and the appearance of the electric oven can be maintained. Of course, in other embodiments, the first elastic element 33 may be connected to the outer sides of the first column section 31 and the second column section 32. The specific arrangement of the first elastic member 33 will be described in detail below.

Referring to fig. 2, a connection post 322 is disposed on one side of the second connection portion 321, the first elastic member 33 is a torsion spring, the torsion spring is sleeved on the connection post 322, one end of the torsion spring abuts against the second connection portion 321, and the other end abuts against the first column section 31. The torsional spring can provide torsional force for second connecting portion 321 to be favorable to playing the effect that promotes second column section 32 pivoted, thereby rotate second column section 32 to first relative position can be more laborsaving.

Further, one side of the second connecting portion 321, which is provided with the connecting column 322, is provided with an assembly step 323, and the torsion spring abuts against one side of the assembly step 323 to limit the torsion direction of the torsion spring through the assembly step 323. It can be understood that the side shape of the assembling step 323 is adapted to the torsion spring, and when the electric oven is in the unfolded state, that is, when the first column section 31 and the second column section 32 are in the second relative position, the torsion spring is in the relaxed state without force; when the electric grill is in a folded state, that is, when the first column section 31 and the second column section 32 are in the first relative position, both ends of the torsion spring are pressed by the fitting step 323 and the first column section 31 to be twisted, thereby accumulating a twisting force. When the user unfolds the folded electric oven, the torsion spring can play a role of pushing and supporting, so that the second section 32 is rotated more laborsavingly. This embodiment enables reliable installation of the torsion spring by the assembly step 323, ensuring that the torsion spring provides the required twisting force. The embodiment has a simple structure, is convenient to assemble, and only needs to sleeve the torsion spring on the connecting column 322 and fix the torsion spring on one side of the assembling step 323.

Referring to fig. 2, the first connecting portion 311 has a first hole 3111, the second connecting portion 321 has a second hole 3211, and the second hole 3211 penetrates the connecting post 322. The bolt 371 sequentially passes through the first hole 3111, the second hole 3211 and the first hole 3111, and is coupled with the nut 372, so as to mount the second column section 32 on the first column section 31. The second hole 3211 penetrates the connecting post 322, and the structure is very compact.

In one embodiment, referring to fig. 6 and 7, the first column section 31 is provided with a positioning plate 34, and the positioning plate 34 is provided with a positioning hole 341. The second connecting portion 321 is provided with a receiving groove 324 toward one end of the first column section 31. The second elastic element 35 and the positioning element 36 are disposed in the receiving groove 324, the second elastic element 35 is disposed between the bottom of the receiving groove 324 and the positioning element 36 to push the positioning element 36 toward the notch of the receiving groove 324, and at least a portion of the positioning element 36 extends out of the receiving groove 324 and is engaged with the positioning hole 341 to fix the second column section 32. So, can increase the frictional force between first column section 31 and the second column section 32, be favorable to second column section 32 to keep in its position at, especially, be favorable to second column section 32 and first column section 31 to keep in second relative position, that is the electric oven is in fold condition to can conveniently accomodate.

Further, the number of the positioning holes 341 is plural, and the plural positioning holes 341 are provided along the circumferential direction of the second connection portion 321. In this manner, the second section 32 may be maintained in a plurality of relative positions. Moreover, when the second section 32 is rotated to unfold or fold the electric oven, the positioning hole 341 and the positioning member 36 are matched to slow down the rotation speed of the second section 32, thereby preventing the electric heating assembly 20 from falling or being damaged due to impact caused by too fast rotation of the second section 32. Moreover, the positioning element 36 moves between different positioning holes 341 to generate regular friction sound, so that the user has better operation experience.

In one embodiment, the positioning member 36 and the positioning plate 34 are both made of metal, and have good wear resistance and long service life. Specifically, the material of the positioning member 36 and the positioning plate 34 may be copper, stainless steel, or the like. The positioning member 36 and the positioning plate 34 may be made of the same material or different materials, and the utility model is not limited thereto.

One end of the second connecting portion 321 facing the first column section 31 is arc-shaped, and one surface of the positioning plate 34 facing the second connecting portion 321 is matched with the second connecting portion 321. Thus, the second column section 32 rotates more smoothly. Further, the positioning plate 34 is an arc-shaped plate.

The first column section 31 is provided with a first limiting portion 312 connected to one side of the two first connecting portions 311, the first limiting portion 312 extends in a direction away from the base 10, a notch 313 is formed on the other side of the two first connecting portions 311, and the second connecting portion 321 can rotate between the first limiting portion 312 and the notch 313. When the first column section 31 and the second column section 32 are at the first relative position, the second connecting portion 321 abuts against one side of the first limiting portion 312; when the first column section 31 and the second column section 32 are in the second relative position, the second connecting portion 321 passes through the notch 313. The first limiting part 312 is beneficial to keeping the first column section 31 and the second column section 32 at the first relative position, that is, the electric oven is kept in the unfolded state, so that the safety in use is ensured. The provision of the notch 313 ensures that the second section 32 can be rotated to the second relative position.

Further, a positioning and assembling portion 314 is formed by extending the first limiting portion 312 toward the surface of the notch 313, and the positioning plate 34 is mounted on the positioning and assembling portion 314. In this way, the first column section 31 and the positioning plate 34 can be made of different materials, so that the cost can be effectively reduced. In this embodiment, the material of first column section 31 is plastics, and the material of locating plate 34 is the metal, so, both guaranteed the wear resistance of locating plate 34, saved the cost again.

Referring to fig. 6 to 9, in an embodiment, the positioning assembly portion 314 has an arc groove 3141, the positioning plate 34 is an arc plate, and the positioning plate 34 is installed in the arc groove 3141. So, save the material of locating plate 34, be favorable to practicing thrift the cost, and be convenient for locating plate 34's assembly. The positioning plate 34 may be mounted in the arc groove 3141 by various methods such as bonding, clipping, screwing, etc., which is not limited in the present invention.

One end of the first elastic member 33 abuts against the positioning and fitting portion 314. As such, the positioning and assembling portion 314 serves to both mount the positioning plate 34 and limit the first elastic member 33.

The second elastic member 35 is a compression spring, and has a simple structure and is convenient to assemble. The end of the positioning member 36 facing the positioning plate 34 is spherical. Thus, the positioning element 36 can partially extend into the positioning hole 341 and can be moved out of the positioning hole 341, so that the positioning of the second column 32 is ensured by the cooperation of the positioning element 36 and the positioning hole 341, and the rotation of the second column 32 is not influenced. In this embodiment, the positioning element 36 is cylindrical, a hemispherical end is disposed at one end of the positioning element 36 facing the positioning plate 34, a small-diameter column section is disposed at one end of the positioning element 36 facing the second elastic element 35, and one end of the second elastic element 35 is sleeved on the small-diameter column section. Of course, in other embodiments, the positioning member 36 may be a ball. The utility model is not limited in this regard.

The features of the above-described embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the features in the above-described embodiments are not described, but should be construed as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the features.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that suitable changes and modifications of the above embodiments are within the scope of the claimed invention as long as they are within the spirit and scope of the present invention.

Claims (15)

1. An electric oven, characterized in that it comprises a base (10), an electric heating assembly (20) and a column (30), said electric heating assembly (20) being connected to said base (10) through said column (30);

the upright post (30) comprises a first post section (31) and a second post section (32), one end of the first post section (31) is connected with the base (10), one end of the second post section (32) is connected with the electric heating assembly (20), and the other end of the second post section (32) is movably connected with the other end of the first post section (31), so that the first post section (31) and the second post section (32) have at least two relative positions;

when the first column section (31) and the second column section (32) are in a first relative position, the electric heating assembly (20) is supported above the base (10) by the upright (30);

when the first column section (31) and the second column section (32) are in a second relative position, the electric heating assembly (20) is positioned on one side of the base (10).

2. The electric oven according to claim 1, wherein the first column section (31) is fixedly connected with the base (10), the first column section (31) is provided with a first limiting portion (312), the first limiting portion (312) is used for limiting the rotation angle of the second column section (32) relative to the first column section (31),

when the first column section (31) and the second column section (32) are at a first relative position, the second column section (32) abuts against one side of the first limiting part (312).

3. The electric grill of claim 1 further comprising a first resilient member (33), the first resilient member (33) connecting the first column section (31) and the second column section (32) to apply a predetermined force to the second column section (32) that rotates toward the first relative position.

4. The electric grill of claim 1 wherein the first column section (31) is provided with two first coupling portions (311) which are oppositely spaced apart, the second column section (32) is provided with a second coupling portion (321), the second coupling portion (321) extends between the two first coupling portions (311), and a fastening member (37) passes through the first coupling portion (311) and the second coupling portion (321) to connect the first column section (31) and the second column section (32).

5. The electric grill of claim 4 further comprising a first resilient member (33), wherein the first resilient member (33) is disposed between the first coupling portion (311) and the second coupling portion (321), and wherein the first resilient member (33) couples the first column section (31) and the second column section (32) to apply a predetermined force to the second column section (32) that rotates toward the first relative position.

6. The electric oven according to claim 5, wherein a connection post (322) is disposed on one side of the second connection portion (321), the first elastic member (33) is a torsion spring, the torsion spring is sleeved on the connection post (322), and one end of the torsion spring abuts against the second connection portion (321) and the other end abuts against the first column section (31).

7. The electric oven according to claim 6, wherein the side of the second connecting portion (321) where the connecting column (322) is provided with a fitting step (323), and the torsion spring abuts against the side of the fitting step (323) to limit the torsion direction of the torsion spring by the fitting step (323).

8. The electric oven according to claim 4, wherein the first column section (31) is provided with a positioning plate (34), the positioning plate (34) is provided with a positioning hole (341), the end of the second connecting portion (321) facing the first column section (31) is provided with a receiving groove (324), a second elastic member (35) and a positioning member (36) are arranged in the receiving groove (324), the second elastic member (35) is arranged between the bottom of the receiving groove (324) and the positioning member (36) to push the positioning member (36) towards the notch of the receiving groove (324), and the positioning member (36) at least partially protrudes out of the receiving groove (324) and is matched with the positioning hole (341) to fix the second column section (32).

9. The electric oven according to claim 8, characterized in that the end of the second connecting portion (321) facing the first column section (31) is arc-shaped, and the surface of the positioning plate (34) facing the second connecting portion (321) is matched with the second connecting portion (321).

10. The electric oven according to claim 9, wherein the number of the positioning holes (341) is plural, and the plural positioning holes (341) are arranged along a circumferential direction of the second coupling portion (321).

11. The electric oven according to claim 8, wherein the first column section (31) is further provided with a first position-limiting portion (312) connected to one side of the two first connecting portions (311), the first position-limiting portion (312) extends in a direction away from the base (10), the other side of the two first connecting portions (311) forms a notch (313), the second connecting portion (321) can rotate between the first position-limiting portion (312) and the notch (313),

when the first column section (31) and the second column section (32) are at a first relative position, the second connecting part (321) is abutted against one side of the first limiting part (312),

when the first column section (31) and the second column section (32) are in a second relative position, the second connecting part (321) passes through the notch (313).

12. The electric oven according to claim 11, wherein the first position-limiting portion (312) extends towards a surface of the notch (313) to form a positioning-fitting portion (314), and the positioning plate (34) is mounted on the positioning-fitting portion (314).

13. The electric oven according to claim 12, wherein the positioning fitting portion (314) is provided with an arc-shaped recess (3141), the positioning plate (34) is an arc-shaped plate, and the positioning plate (34) is installed in the arc-shaped recess (3141).

14. The electric oven according to claim 8, characterized in that the end of the positioning member (36) facing the positioning plate (34) is spherical.

15. The electric oven according to claim 8, characterized in that the positioning plate (34) is a metal piece and/or the positioning member (36) is a metal piece.

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