CN215348424U - Lifting pot and lifting electric chafing dish - Google Patents

Abstract

The utility model relates to a lifting pot and a lifting electric chafing dish, which comprise a sleeve, a moving part, a pot body and a containing device arranged in the pot body, wherein the containing device can move in a direction close to and far away from an opening of the lifting pot relative to the pot body, the axis of the sleeve is arranged along the direction in which the containing device moves relative to the pot body, a rotary driving part is arranged in the pot body, a main shaft of the rotary driving part is in transmission connection with the sleeve and is controlled to drive the sleeve to rotate by taking the axis of the sleeve as a rotating shaft, one end surface of the sleeve is a spiral surface, the moving part is provided with a first action part and a second action part, the first action part is pressed on the spiral surface, the moving part is arranged in a rotation stopping way relative to the sleeve, the second action part is connected with or abutted against the containing device, and the sleeve is controlled to drive the moving part to drive the containing device to move. The helicoid direct forming is at telescopic one end face, and the structure is succinct, and the processing cost is lower. And the degree of difficulty of alignment assembly between the moving piece and the sleeve is lower in the installation process.

Description

Lifting pot and lifting electric chafing dish

Technical Field

The utility model relates to the technical field of electric chafing dishes, in particular to a lifting pot and a lifting electric chafing dish.

Background

Along with the improvement of living standard of people, the pan structure is constantly being updated in order to adapt to the higher requirement of consumer. When the electric chafing dish is used, food is difficult to take out after being put into the electric chafing dish to be cooked. Based on this, can add the steaming tray in the inner pan of electric chafing dish, steaming tray generally lies in inner pan pot bottom, when needs drag for food, and steaming tray can rise, filters the food of will cooking from the soup base and drags out, improves the convenience of using. For the cookware with the inner container, such as an electric cooker and an electric pressure cooker, the inner container needs to be taken out for cleaning after being used, and if the cookware has a structure capable of jacking the inner container, the convenience of taking and placing the inner container during cleaning can be improved. However, in general pots, a structure for realizing a lifting function is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lifting pot and a lifting electric chafing dish, aiming at the problem that a common pot depends on a complicated lifting structure when realizing a lifting function.

A lifting pot comprises a sleeve, a moving part, a pot body and a containing device arranged in the pot body, wherein the containing device can move in the direction close to and far away from an opening of the lifting pot relative to the pot body, the axis of the sleeve is arranged along the direction in which the containing device moves relative to the pot body, a rotary driving part is arranged in the pot body, a main shaft of the rotary driving part is connected with the sleeve in a transmission manner and is driven to rotate by taking the axis of the sleeve as a rotating shaft, one end surface of the sleeve is a spiral surface which takes the axis of the sleeve as a central line and is spirally arranged along the moving direction of the containing device, the moving part is spirally arranged relative to the sleeve and is provided with a first acting part and a second acting part, the first acting part is pressed on the spiral surface, and the second acting part is connected or abutted to the containing device, the sleeve is controlled to drive the moving piece to drive the containing tool to move.

Above-mentioned scheme provides a lift pan, in the use, the rotary driving piece drive when the sleeve rotates, on the helicoid with the position of first effect portion butt changes. Along with the rotation of the sleeve, the moving member moves in the moving direction of the containers, and further carries the containers to move. The helicoid is directly formed on one end face of the sleeve, so that the structure is simple, and the processing cost is low. And the degree of difficulty of alignment and assembly between the moving piece and the sleeve is low in the installation process.

In one embodiment, a first supporting part is arranged at the bottom of the pot body, a limiting cylinder with two through ends is arranged in the first supporting part, the axis of the limiting cylinder is arranged along the direction of the containing device moving relative to the pot body, the moving part comprises a first ejector rod and a pressing protrusion arranged on the periphery of the first ejector rod, the first acting part is the pressing protrusion, the second acting part is arranged on the first ejector rod, the first ejector rod is inserted into the limiting cylinder, a guide groove extending along the axial direction is arranged on the limiting cylinder, and the pressing protrusion penetrates through the guide groove and extends out of the limiting cylinder to be pressed on the spiral surface.

In one embodiment, a positioning rod is arranged in the middle of the sleeve, the end face, on which the spiral surface is not formed, of the sleeve is connected with the positioning rod, the sleeve is sleeved outside the limiting cylinder, an insertion groove is formed in the first ejector rod, and the positioning rod is inserted into the insertion groove.

In one embodiment, the end surface of the sleeve is connected with the positioning rod through an auxiliary disc, the sleeve, the auxiliary disc and the positioning rod are integrally connected, the rotary driving member is located on one side of the auxiliary disc, which is far away from the moving member, and the auxiliary disc and a main shaft of the rotary driving member are driven through matching of special-shaped holes.

In one embodiment, the first support further comprises an outer cover cylinder connected with the limiting cylinder, the limiting cylinder is located in the outer cover cylinder, and the sleeve is located between the outer cover cylinder and the limiting cylinder.

In one embodiment, the container is located on the inner side of the bottom wall of the pot body, the other side of the bottom wall of the pot body is the outer side, the first supporting piece is located on the outer side of the bottom wall of the pot body, a through hole is formed in the bottom wall of the pot body, and the moving piece can move to penetrate through the through hole to lift the container.

In one embodiment, a mounting opening is formed in the position, corresponding to the first ejector rod, of the container, an outer guide cylinder with one closed end is arranged at the mounting opening of the container, the opening of the outer guide cylinder faces the through hole, an inner guide cylinder with two through ends is arranged at the through hole of the pot body, the inner guide cylinder is inserted into the outer guide cylinder, a second ejector rod is arranged in the inner guide cylinder, one end of the second ejector rod can be abutted to the first ejector rod, and the other end of the second ejector rod extends out of the inner guide cylinder and is abutted to the closed end of the outer guide cylinder.

In one embodiment, a sealing ring is arranged at a perforation of the bottom wall of the pot body, the inner guide cylinder is communicated with the sealing ring, and the inner guide cylinder is connected with the sealing ring in a sealing manner.

The utility model provides a lift electric chafing dish, includes foretell lift pan, the pot body includes the shell and sets up interior pot in the shell, rotary driving spare sets up in the shell, splendid attire utensil includes steaming tray, steaming tray places in the interior pot, the bottom lateral surface of interior pot is equipped with the dish that generates heat.

The scheme provides a lifting electric chafing dish, when cooking food, the steaming plate sinks to the inner pot and is immersed in soup bottom, when the food needs to be fished, the rotary driving piece drives the sleeve to rotate, the moving piece moves to drive the steaming plate to move upwards, and the food is filtered and lifted from the soup bottom. Based on adopted sleeve and moving member complex mode realize the lift demand of steaming tray simplifies the structure, reduces the processing cost, has also reduced the difficult degree during the assembly simultaneously.

In one embodiment, the outer shell comprises a base and an upper shell placed on the base, the inner pot is arranged in the upper shell, an upper coupler electrically connected with the heating plate is arranged in the upper shell, a lower coupler matched with the upper coupler is arranged on the base, the rotary driving piece is arranged in the base, and a main shaft of the rotary driving piece sequentially penetrates through the lower coupler and the upper coupler to be detachably connected with the sleeve.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lifting electric chafing dish in the embodiment;

FIG. 2 is a cross-sectional view of the lifting hotpot of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an exploded view of the components of the rotary drive member, the sleeve, the first support member and the moving member;

figure 5 is a cross-sectional view of the upper portion of the lifting hotpot of figure 1.

Description of reference numerals:

10. lifting the electric chafing dish; 11. a pan body; 111. a housing; 1111. an upper shell; 1112. a base; 112. an inner pot; 113. a heating plate; 114. an upper coupler; 115. a lower coupler; 12. a container; 13. a sleeve; 131. a helicoid; 132. positioning a rod; 133. an auxiliary disc; 14. a moving member; 141. a first ejector rod; 1411. a slot; 142. pressing the protrusion; 15. a rotary drive member; 151. a main shaft; 16. a first support member; 161. a limiting cylinder; 1611. a guide groove; 162. an outer housing tube; 17. an outer guide cylinder; 18. an inner guide cylinder; 19. a second ejector rod; 20. a seal ring; 30. a microcrystalline plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In one embodiment, a lifting pot is provided, in particular as shown in fig. 1 and 2, which may be a lifting electric chafing dish 10. Optionally, the lifting pot can be an electric cooker or an electric pressure cooker or the like.

Further, as shown in fig. 2, the lifting pot comprises a pot body 11 and a container 12 placed in the pot body 11, wherein the container 12 can move in a direction close to and away from the opening of the lifting pot relative to the pot body 11.

Specifically, as shown in fig. 1 and 2, for the lifting electric chafing dish 10, the pot body 11 comprises an outer shell 111 and an inner pot 112 arranged in the outer shell 111, and the container 12 comprises a steaming tray placed in the inner pot 112. When the inner pot 112 contains soup base, the steaming tray can be immersed in the soup base.

When the lifting pot is the electric cooker or the electric pressure cooker, the container 12 comprises an inner container.

Further, as shown in fig. 2 to 4, the lifting pot further comprises a sleeve 13 and a moving member 14. The pot body 11 is internally provided with a rotary driving piece 15, and a main shaft 151 of the rotary driving piece 15 is in transmission connection with the sleeve 13 and is controlled to drive the sleeve 13 to rotate by taking the axis of the sleeve 13 as a rotating shaft. The axis of sleeve 13 is arranged along the direction of movement of container 12 with respect to pot 11. As shown in fig. 4, one end surface of the sleeve 13 is a spiral surface 131 which is spirally arranged along the moving direction of the container 12 with its axis as a center line. The moving part 14 is arranged in a rotation-stopping manner relative to the sleeve 13. The moving member 14 has a first acting portion and a second acting portion, and the first acting portion is pressed against the spiral surface 131. The second acting part is connected with or abutted against the container 12, and the sleeve 13 is controlled to drive the moving part 14 to drive the container 12 to move.

In the lifting pot provided by the scheme, in the using process, the rotary driving piece 15 drives the sleeve 13 to rotate, and the position of the spiral surface 131 abutted against the first acting part is changed. As sleeve 13 rotates, moving member 14 moves in the direction of movement of utensil 12, carrying utensil 12 with it. The spiral surface 131 is directly formed on one end surface of the sleeve 13, so that the structure is simple, and the processing cost is low. And the alignment and assembly difficulty between the moving part 14 and the sleeve 13 is low in the installation process.

Generally, as shown in fig. 2, the opening of the lifting pot is arranged above, the spiral surface 131 is the top surface of the sleeve 13, and when the container 12 needs to be lifted, the rotary driving member 15 rotates along the first direction, so that the height of the position on the spiral surface 131 contacting with the first acting part is increased, and the moving member 14 is lifted. When the container 12 needs to be lowered, the rotary driving member 15 rotates in the opposite direction of the first rotation direction.

Further, in an embodiment, as shown in fig. 2 to 4, a first supporting member 16 is disposed at the bottom of the pot body 11, a limiting cylinder 161 having two ends penetrating is disposed in the first supporting member 16, and an axis of the limiting cylinder 161 is disposed along a moving direction of the container 12 relative to the pot body 11.

The moving member 14 includes a first top bar 141 and a pressing protrusion 142 disposed on the outer periphery of the first top bar 141. The first acting part is the pressing protrusion 142, and the second acting part is located on the first push rod 141.

The first top rod 141 is inserted into the limiting cylinder 161, a guide groove 1611 extending along the axial direction is arranged on the limiting cylinder 161, and the pressing protrusion 142 extends out of the limiting cylinder 161 through the guide groove 1611 to press against the spiral surface 131.

The first supporting element 16 is arranged at the bottom of the pot body 11 and cannot rotate relative to the pot body 11, and then the pressing protrusion 142 penetrates through the guiding groove 1611, so that the first top rod 141 inserted into the limiting cylinder 161 cannot rotate relative to the pot body 11 in the rotating direction of the sleeve 13. Therefore, when the rotary driving element 15 drives the sleeve 13 to rotate, the abutting protrusion 142 moves relative to the spiral surface 131, and the abutting position on the spiral surface 131 changes, and the first push rod 141 moves along the axial direction of the sleeve 13, so as to carry the container 12. In addition, the limiting cylinder 161 can also provide a guiding function for the movement of the first top rod 141, so that the limiting function and the guiding function are integrated, and the structure is further simplified.

Optionally, in other embodiments, a through hole may be formed in the bottom of the pot body 11, the first push rod 141 penetrates through the through hole, the pressing protrusion 142 is located on one side of the through hole, the container 12 is located on the other side of the through hole, and a side wall of the through hole and an outer circumferential surface of the first push rod 141 are in concave-convex fit with each other, so that the first push rod 141 cannot rotate with respect to the pot body 11 but can move in the axial direction.

Further, in one embodiment, as shown in fig. 3 and 4, a positioning rod 132 is disposed in the middle of the sleeve 13, and an end surface of the sleeve 13 where the spiral surface 131 is not formed is connected to the positioning rod 132. The sleeve 13 is sleeved outside the limiting cylinder 161, a slot 1411 is arranged in the first ejector rod 141, and the positioning rod 132 is inserted in the slot 1411.

Under the limiting action of the positioning rod 132 and the limiting cylinder 161, the first push rod 141 can move in the axial direction stably and reliably.

Of course, the insertion groove 1411 may axially penetrate the positioning rod 132, in other words, the positioning rod 132 may have a cylindrical structure with a through hole in the middle.

Optionally, in another embodiment, the sleeve 13 is located outside the limiting cylinder 161, the sleeve 13 is tangent to the limiting cylinder 161, and the pressing protrusion 142 is pressed against the spiral surface 131 corresponding to a position on the sleeve 13 tangent to the limiting cylinder 161. In other words, the guide groove 1611 provided in the limiting cylinder 161 is located at a position where the limiting cylinder 161 is tangent to the sleeve 13.

Further, in one embodiment, the end surface of the sleeve 13 is connected to the positioning rod 132 through an auxiliary disc 133, and the sleeve 13, the auxiliary disc 133 and the positioning rod 132 are integrally connected. The rotary driving member 15 is located on a side of the auxiliary disc 133 away from the moving member 14, and the auxiliary disc 133 and the main shaft 151 of the rotary driving member 15 are driven through a special-shaped hole.

So that the auxiliary disc 133, the positioning rod 132 and the sleeve 13 can follow the rotation synchronously when the main shaft 151 of the rotary drive 15 rotates.

Specifically, the rotary drive 15 may be a motor, and the spindle 151 of the rotary drive 15 is the spindle 151 of the motor.

Alternatively, the rotary drive 15 may be another drive device capable of providing a rotary motion.

Further specifically, as shown in fig. 2 to 4, in one embodiment, the first support 16 further includes an outer cover cylinder 162 connected to the limiting cylinder 161, the limiting cylinder 161 is located in the outer cover cylinder 162, and the sleeve 13 is located between the outer cover cylinder 162 and the limiting cylinder 161. The outer cover cylinder 162 protects the inside of the stopper cylinder 161.

Further, as shown in fig. 2 and 3, in one embodiment, the container 12 is located inside the bottom wall of the pot body 11, the other side of the bottom wall of the pot body 11 is an outside, and the first supporting member 16 is located outside the bottom wall of the pot body 11. The bottom wall of the pot body 11 is provided with a through hole, and the moving piece 14 can move to penetrate through the through hole to lift the container 12.

The rotary driving member 15 and the sleeve 13 are located outside the bottom wall of the pot body 11.

It should be noted that, besides the space for placing the container 12, the pot body 11 may also have a space for arranging the rotary driving member 15 and the sleeve 13. Here, the bottom wall of the pot body 11 is the bottom wall of the space for placing the container 12 in the pot body 11. For example, in the lifting electric chafing dish 10 shown in fig. 1 and 2, the bottom wall of the pot body 11 is the bottom wall of the inner pot 112, and there is a space between the outer side of the inner pot 112 and the outer shell 111. In a pot with an inner container, such as an electric cooker or an electric pressure cooker, the bottom wall of the pot body 11 is the bottom wall of a space for placing the inner container.

Further, in one embodiment, as shown in fig. 2, 3 and 5, a mounting opening is provided on the container 12 corresponding to the moving member 14, an outer guide tube 17 with one closed end is provided at the mounting opening of the container 12, and an opening of the outer guide tube 17 faces the through hole. An inner guide cylinder 18 with two through ends is arranged at the perforated part of the pot body 11. In other words, one end of the inner guide cylinder 18 is connected to the pot body 11, and the inner guide cylinder 18 is communicated with the through hole. The inner guide cylinder 18 is inserted into the outer guide cylinder 17, a second ejector rod 19 is arranged in the inner guide cylinder 18, a second acting part of the moving part 14 is abutted with the second ejector rod 19, and the other end of the second ejector rod 19 extends out of the inner guide cylinder 18 and is abutted with the closed end of the outer guide cylinder 17.

Specifically, when the moving member 14 includes the first top rod 141 and the pressing protrusion 142, in one embodiment, the mounting opening is provided on the container 12 at a position corresponding to the first top rod 141. One end of the second top rod 19 can abut against the first top rod 141, and the other end of the second top rod 19 extends out of the inner guide cylinder 18 and abuts against the closed end of the outer guide cylinder 17.

Based on that when the first push rod 141 moves in the limiting cylinder 161, the pressing protrusion 142 slides in the guide groove 1611, and the cooperation between the pressing protrusion 142 and the guide groove 1611 makes the first push rod 141 unable to rotate, the moving range of the first push rod 141 needs to ensure that the pressing protrusion 142 is located in the guide groove 1611. On this basis, the second jack 19 is further arranged, and the second jack 19 can extend upward to abut against the closed end of the outer guide cylinder 17.

When the device is installed, the first push rod 141 can be inserted from one end of the limiting cylinder 161, which is far away from the second push rod 19.

Further, in an embodiment, as shown in fig. 5, a sealing ring 20 is disposed at a perforated portion of the bottom wall of the pot body 11, the inner guide cylinder 18 is communicated with the sealing ring 20, and the inner guide cylinder 18 is connected with the sealing ring 20 in a sealing manner.

When the lift pan is for when lift electric chafing dish 10, the perforation shaping in the diapire of interior pot 112, sealing washer 20 with the setting of interior guide 18 can effectively avoid the stock bottom in interior pot 112 to dip in these lifting parts of moving member 14 and sleeve 13.

Further, in another embodiment, as shown in fig. 1 and fig. 2, a lifting electric chafing dish 10 is provided, which includes the above lifting pot, the pot body 11 includes an outer shell 111 and an inner pot 112 disposed inside the outer shell 111, the rotary driving member 15 is disposed in the outer shell 111, the container 12 includes a steaming tray disposed inside the inner pot 112, and a heating plate 113 is disposed on an outer side surface of a bottom of the inner pot 112.

According to the lifting electric chafing dish 10 provided by the scheme, when food is cooked, the heating plate 113 works to provide heat, the steaming plate sinks into the inner pot 112 and is immersed in soup bottom, when the food needs to be fished up, the rotary driving piece 15 drives the sleeve 13 to rotate, the moving piece 14 moves to drive the steaming plate to move upwards, and the food is filtered and lifted from the soup bottom. Based on having adopted sleeve 13 and moving member 14 complex mode realize the lift demand of steaming tray, simplified structure reduces the processing cost, has also reduced the difficult degree during the assembly simultaneously.

Specifically, as shown in fig. 2 and 5, in one embodiment, the outer casing 111 includes a base 1112 and an upper casing 1111 disposed on the base 1112, the inner pot 112 is disposed in the upper casing 1111, an upper coupler 114 electrically connected to the heat generating plate 113 is disposed in the upper casing 1111, and a lower coupler 115 matched with the upper coupler 114 is disposed on the base 1112. The rotary driving member 15 is disposed in the base 1112, and the main shaft 151 of the rotary driving member 15 passes through the lower coupler 115 and the upper coupler 114 in sequence to be detachably connected to the sleeve 13.

When all the components in the upper shell 1111 need to be removed for cleaning, the upper shell 1111 can be detached from the base 1112, the upper coupler 114 and the lower coupler 115 are separated, and the main shaft 151 of the rotary driving member 15 is disengaged from the socket 13.

Other electrical devices for controlling the normal operation of the lifting electric chafing dish 10 can also be disposed in the base 1112, and are not specifically limited herein.

A microchip board 30 may be further disposed between the base 1112 and the upper shell 1111, and the lower coupler 115 can be coupled to the upper coupler 114 through the microchip board 30.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "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 "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

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

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A lifting pot is characterized by comprising a sleeve, a moving part, a pot body and a containing tool arranged in the pot body, wherein the containing tool can move in the direction close to and far away from an opening of the lifting pot relative to the pot body, the axis of the sleeve is arranged along the direction of the containing tool relative to the pot body, a rotary driving part is arranged in the pot body, a main shaft of the rotary driving part is in transmission connection with the sleeve and is controlled to drive the sleeve to rotate by taking the axis of the sleeve as a rotating shaft, one end surface of the sleeve is a spiral surface which takes the axis of the sleeve as a central line and is spirally arranged along the moving direction of the containing tool, the moving part is spirally arranged relative to the sleeve and is provided with a first acting part and a second acting part, the first acting part is pressed on the spiral surface, and the second acting part is connected with or abutted to the containing tool, the sleeve is controlled to drive the moving piece to drive the containing tool to move.

2. The lifting cooker according to claim 1, wherein a first supporting member is arranged at the bottom of the cooker body, a limiting cylinder with two through ends is arranged in the first supporting member, the axis of the limiting cylinder is arranged along the direction of the container moving relative to the cooker body, the moving member comprises a first ejector rod and a pressing protrusion arranged on the periphery of the first ejector rod, the first acting portion is the pressing protrusion, the second acting portion is arranged on the first ejector rod, the first ejector rod is inserted into the limiting cylinder, a guide groove extending axially is arranged on the limiting cylinder, and the pressing protrusion penetrates through the guide groove and extends out of the limiting cylinder to press on the spiral surface.

3. The lifting pot as claimed in claim 2, wherein a positioning rod is disposed in the middle of the sleeve, the end surface of the sleeve on which the spiral surface is not formed is connected with the positioning rod, the sleeve is sleeved outside the limiting cylinder, an insertion groove is disposed in the first push rod, and the positioning rod is inserted into the insertion groove.

4. The lifting pot as claimed in claim 3, wherein the end face of the sleeve is connected to the positioning rod via an auxiliary plate, the sleeve, the auxiliary plate and the positioning rod are integrally formed and connected, the rotary driving member is located on a side of the auxiliary plate away from the moving member, and the auxiliary plate is driven to cooperate with the main shaft of the rotary driving member via a special-shaped hole.

5. The lifting pot as claimed in claim 3, wherein the first support member further comprises an outer cover cylinder connected with the limiting cylinder, the limiting cylinder is located in the outer cover cylinder, and the sleeve is located between the outer cover cylinder and the limiting cylinder.

6. The lifting pot as claimed in any one of claims 2 to 5, wherein the container is located inside the bottom wall of the pot body, the other side of the bottom wall of the pot body is the outside, the first support member is located outside the bottom wall of the pot body, a through hole is provided on the bottom wall of the pot body, and the moving member can move through the through hole to lift the container.

7. The lifting pot as claimed in claim 6, wherein the container has a mounting opening at a position corresponding to the first plunger, the mounting opening of the container has an outer guide tube with a closed end, the outer guide tube has an opening facing the through hole, the through hole of the pot body has an inner guide tube with two through ends, the inner guide tube is inserted into the outer guide tube, the inner guide tube has a second plunger, one end of the second plunger can abut against the first plunger, and the other end of the second plunger extends out of the inner guide tube and abuts against the closed end of the outer guide tube.

8. The lifting pot as claimed in claim 7, wherein the bottom wall of the pot body is provided with a sealing ring at a perforated position, the inner guide cylinder is communicated with the sealing ring, and the inner guide cylinder is connected with the sealing ring in a sealing manner.

9. A lifting electric chafing dish, characterized by comprising the lifting pot of any one of claims 1 to 8, wherein the pot body comprises a shell and an inner pot arranged in the shell, the rotary driving piece is arranged in the shell, the containing device comprises a steaming tray, the steaming tray is arranged in the inner pot, and the outer side surface of the bottom of the inner pot is provided with a heating tray.

10. The lifting electric chafing dish according to claim 9, wherein the outer casing comprises a base and an upper casing placed on the base, the inner pot is arranged in the upper casing, an upper coupler electrically connected with the heating plate is arranged in the upper casing, a lower coupler matched with the upper coupler is arranged on the base, the rotary driving member is arranged in the base, and a main shaft of the rotary driving member passes through the lower coupler and the upper coupler in sequence to be detachably connected with the sleeve.

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