CN215583857U - Liquid heating container - Google Patents

Abstract

The application provides a liquid heating container, includes: kettle body, drive arrangement, (mixing) shaft and attach fitting, drive arrangement include the drive shaft, and the (mixing) shaft setting is in the kettle body for rotate under the drive of drive shaft, attach fitting connects drive shaft and (mixing) shaft, is used for passing through the drive shaft with power and transmits to the (mixing) shaft, carries out the plug cooperation through attach fitting between drive shaft and the (mixing) shaft. The application provides a liquid heating container can solve the technical problem that connection structure is complicated between (mixing) shaft and the drive arrangement among the prior art.

Description

Liquid heating container

Technical Field

The application relates to the technical field of household appliances, in particular to a liquid heating container.

Background

The liquid heating container comprises a kettle body and a base, wherein the kettle body is enclosed to form a cavity for containing liquid, and the heating plate and other components are contained in the cavity. The kettle body and the base are connected through the upper coupler and the lower coupler so as to heat liquid in the cavity.

The existing liquid heating container also comprises a stirring device, wherein a stirring shaft of the stirring device is connected with a driving device through a connecting piece, but the connecting piece and a matching part thereof have complex structure and more parts, so that the overall structure of the liquid heating container is more complex.

SUMMERY OF THE UTILITY MODEL

The application provides a liquid heating container to solve the technical problem that connection structure is complicated between (mixing) shaft and the drive arrangement among the prior art.

The application provides a liquid heating container, including the kettle body, wherein, liquid heating container includes:

a drive arrangement including a drive shaft;

the stirring shaft is arranged in the kettle body and is used for rotating under the driving of the driving shaft;

the connecting joint is used for connecting the driving shaft and the stirring shaft and transmitting power to the stirring shaft through the driving shaft; the driving shaft and the stirring shaft are in plug-pull fit through the connecting joint.

In the above scheme, the driving shaft transmits power to the stirring shaft through the connecting joint, stable power transmission can enable the stirring shaft to rotate stably, and shaking or vibration cannot occur. Moreover, the structure of the connecting joint is simple, and the structure of the liquid heating container is simplified. The plug cooperation between drive shaft and the (mixing) shaft has been realized to attach fitting, when using liquid heating container, can take off the kettle body easily, and user's user experience is better.

In one possible design, the liquid heating vessel further comprises a base, an upper power coupler and a lower power coupler;

the upper power supply coupler is arranged on the kettle body;

the lower power coupler is arranged on the base, and the upper power coupler and the lower power coupler are matched to realize electric communication;

the connection joint is mounted on the upper power coupler and/or the lower power coupler.

In one possible design, the centers of the upper power coupler and the lower power coupler are provided with through holes;

the driving shaft and/or the connecting joint and/or the stirring shaft penetrate through the through hole and can rotate in the through hole.

In the scheme, through the through holes formed in the upper power coupler and the lower power coupler, the driving shaft, the connecting joint and the stirring shaft are installed, and power transmission is achieved. In one possible design, an upper pole piece is arranged on the upper power coupler;

a lower pole piece is arranged on the lower power coupler;

the upper power coupler and/or the lower power coupler comprise circular metal sleeves;

after the upper power coupler and the lower power coupler are connected in an inserted mode, the upper pole piece, the annular metal sleeve and the lower pole piece are in electric communication.

In the above scheme, after the upper power coupler and the lower power coupler are plugged, a passage is formed, so that current can be transmitted to the control element at the bottom of the kettle body from the power supply, and the control on the working mode or the temperature of the liquid heating container is realized. The upper power supply coupler and/or the lower power supply coupler are annular metal sleeves, 360-degree plugging and unplugging matching between the upper power supply coupler and the lower power supply coupler can be achieved, and therefore using experience of the liquid heating container is improved.

In one possible design, the connection joint comprises a first joint;

the lower power coupler is provided with a first mounting cavity, and the first joint is arranged in the first mounting cavity and can rotate in the first mounting cavity;

the first joint comprises a first rotation limiting hole, and the first joint is fixedly sleeved on the driving shaft through the first rotation limiting hole; the first connector comprises a first plugging hole, and the first connector is matched with the stirring shaft in a plugging manner through the first plugging hole.

In the above-mentioned scheme, through setting up first limit and changeing hole and first plug hole, the first joint can closely cooperate with drive shaft and (mixing) shaft respectively, and the in-process of (mixing) shaft is transmitted with power to the drive shaft at the drive shaft simultaneously, and the first joint can not take place relative rotation between with drive shaft and the (mixing) shaft.

In one possible design, the connection joint comprises a second joint;

the upper power coupler is provided with a second mounting cavity, and the second joint is arranged in the second mounting cavity and can rotate in the second mounting cavity;

the second joint comprises a second rotation limiting hole, and the second joint is fixedly connected to the stirring shaft through the second rotation limiting hole; the second joint comprises a second plugging hole, and the second joint is matched with the driving shaft in a plugging manner through the second plugging hole.

In the above scheme, through setting up second limit rotation hole and second plug hole, the second connects can closely cooperate with (mixing) shaft and drive shaft respectively, and the in-process of (mixing) shaft is transmitted with power to at the drive shaft simultaneously, and the second connects and drive shaft and (mixing) shaft between can not take place relative rotation.

In one possible design, the kettle body comprises a bottom cover, the bottom cover is provided with support legs, and the height of the support legs is higher than the height of the second joint extending downwards along the height direction of the kettle body.

In the above scheme, the height that highly is less than the stabilizer blade that the second connects the direction of height that stretches out downwards along the kettle body for the bottom that the second connects can not contact with the plane, therefore the kettle body can steadily be placed, can not take place to rock, has guaranteed the stability of kettle body when placing in the plane.

In one possible design, the connection joint comprises an upper rotating wheel and a lower rotating wheel, the upper rotating wheel is fixedly connected with the stirring shaft, the lower rotating wheel is fixedly connected with the driving shaft, and the upper rotating wheel is matched with the lower rotating wheel in a plugging and pulling manner.

In the above scheme, the cooperation is inseparable between last runner and the runner down, and when the drive shaft drove runner rotation down, the runner synchronous rotation can be driven to the runner down to drive the (mixing) shaft and rotate, and can not take place relative rotation between last runner and runner down.

In one possible design, the upper runner is provided with vanes; the runner has and holds the chamber down, the inner wall that holds the chamber is provided with spout and fender wall, the fender wall sets up one side of spout, the blade can be followed the spout slide to with keep off the wall cooperation, so that it is right to keep off the wall the blade is spacing.

In the above scheme, the blocking wall limits the blades, so that the upper rotating wheel is tightly connected with the lower rotating wheel. When the lower rotating wheel rotates, the upper rotating wheel can synchronously rotate along with the lower rotating wheel and cannot fall off.

In a possible design, the inner wall of the accommodating cavity is also provided with a slot for matching with the blade; the blade can be inserted into the accommodating cavity along the inserting groove so as to slide into the sliding groove; the blade can also slide to the slot along the sliding groove so as to be pulled out of the slot.

In the above scheme, the slot is arranged, so that the upper rotating wheel and the lower rotating wheel are more convenient to assemble and disassemble.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

Fig. 1 is a schematic structural diagram of a liquid heating container provided in an embodiment of the present application;

FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 3 is a schematic structural view of a liquid heating vessel provided herein in a first embodiment;

FIG. 4 is an enlarged view of portion C of FIG. 3;

FIG. 5 is an exploded view of a portion of the components of a liquid heating vessel according to an embodiment of the present application;

FIG. 6 is a schematic structural view of the first joint of FIG. 3;

FIG. 7 is a schematic view of the structure of FIG. 6 from another perspective;

FIG. 8 is a schematic structural view of a liquid heating vessel provided herein in a second embodiment;

FIG. 9 is a schematic structural view of the second joint of FIG. 8;

FIG. 10 is a schematic view of the structure of FIG. 9 from another perspective;

FIG. 11 is an enlarged view of portion A of FIG. 8;

FIG. 12 is a schematic structural view of a liquid heating vessel provided herein in a third embodiment;

FIG. 13 is a schematic structural view of the upper rotor of FIG. 12;

FIG. 14 is a schematic view of the lower rotor of FIG. 12;

fig. 15 is an enlarged view of a portion B in fig. 12.

Reference numerals:

1-a kettle body;

11-a stirring shaft;

12-a bottom cover;

121-leg;

13-stirring blade;

14-a fixation sleeve;

15-a heating plate;

16-a sealing ring;

17-oil sealing;

18-a bearing;

19-hexagonal nut;

2-a drive shaft;

3-connecting a joint;

31-a first joint;

311-a first rotation limiting hole;

312-a first plug aperture;

32-a second linker;

321-a second rotation limiting hole;

322-a second plug hole;

33-upper turning wheel;

331-leaf;

34-lower wheel;

341-an accommodation chamber;

342-a chute;

343-a retaining wall;

344-slot;

35-lower clamping protrusions;

36-upper clamping protrusions;

4-a base;

41-base bottom cover;

42-a panel;

5-upper power coupler;

51-upper pole piece;

52-upper via hole;

53-upper card slot;

6-lower power coupler;

61-lower pole piece;

62-lower card slot;

63-circular ring shaped metal sleeve.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

As shown in fig. 1 to 3, the present application provides a liquid heating container, which includes a kettle body 1, a driving device, a stirring shaft 11 and a connection joint 3, wherein the driving device includes a driving shaft 2. Specifically, the driving device may be a motor, the connection joint 3 connects the driving shaft 2 and the stirring shaft 11, and is used for transmitting power to the stirring shaft 11 through the driving shaft 2, and the driving shaft 2 and the stirring shaft 11 are in plug-in fit through the connection joint 3.

In this embodiment, the kettle body 1 is used for containing liquid, such as water, porridge, scented tea, medicated soup and the like, the stirring shaft 11 is located at the bottom of the kettle body 1, and the stirring blade 13 is sleeved at one end of the stirring shaft 11, which is far away from the bottom of the kettle body 1, and is in threaded connection with the stirring shaft 11. Drive shaft 2 passes through attach fitting 3 with (mixing) shaft 11 and is connected, and when drive arrangement started, drive shaft 2 rotated, and attach fitting 3 can drive (mixing) shaft 11 and rotate with drive shaft 2's power transmission to (mixing) shaft 11 to make stirring leaf 13 along with (mixing) shaft 11's rotation and synchronous rotation, realize carrying out the purpose of stirring to the liquid in the kettle body 1, make the liquid in the kettle body 1 be heated evenly.

In the liquid heating container that this application embodiment provided, drive shaft 2 passes through attach fitting 3 with power transmission to (mixing) shaft 11, and stable power transmission can make the rotation of (mixing) shaft 11 steady, can not take place to rock or shake. Moreover, the structure of the connecting joint 3 is simple, and the structure of the liquid heating container is simplified. Connect 3 has realized the plug cooperation between drive shaft 2 and the (mixing) shaft 11, when using liquid heating container, can take off kettle body 1 easily, and user's user experience is better.

The bottom of the kettle body 1 can be provided with a bottom cover 12 for sealing other parts in the kettle body 1, the whole material of the kettle body 1 is high borosilicate glass generally, the high borosilicate glass has the advantages of high temperature resistance and stable quality, and substances harmful to human bodies can not be generated after heating. Meanwhile, the high borosilicate glass has the characteristic of complete transparency, so that a user can conveniently observe the cooking state of food materials in the kettle body 1, and the practicability of the liquid heating container is improved.

In a possible embodiment, the liquid heating vessel further comprises a base 4, an upper power coupler 5 and a lower power coupler 6.

The base 4 includes a panel 42 and a base bottom cover 41, the panel 42 is used for controlling the cooking mode of the liquid heating container, displaying the temperature, and the like, and the base bottom cover 41 is located on the outer surface of the base 4 and serves as the outer wall of the base 4 for sealing and protecting the components inside the base.

The upper power coupler 5 is arranged on the kettle body 1, the lower power coupler 6 is arranged on the base 4, the upper power coupler 5 and the lower power coupler 6 are matched to realize electric communication, and the connecting joint 3 is arranged on the upper power coupler 5 and/or the lower power coupler 6.

In the above scheme, the base 4 can support the kettle body 1 and provide electric energy, and the upper power coupler 5 is in plug-in fit with the lower power coupler 6 to enable the circuit to be communicated. During operation, drive shaft 2 rotates, transmits power to (mixing) shaft 11 through attach fitting 3, can realize liquid heating container's normal work. Since the connection terminals 3 are mounted on the upper power coupler 5 and/or the lower power coupler 6, the reliability of mounting of the connection terminals 3 can be improved. When the kettle body 1 is taken down from the base 4, the upper power supply coupler 5 and/or the lower power supply coupler 6 can be taken down together with the connecting joint 3, so that more design space is provided for the installation and matching mode of the upper power supply coupler 5 and/or the lower power supply coupler 6 on the kettle body 1 and the base 4.

As shown in fig. 4 and 5, in a possible embodiment, the centers of the upper power coupler 5 and the lower power coupler 6 are provided with through holes, and fig. 4 exemplifies that the upper coupler 5 is provided with an upper through hole 52, and the driving shaft 2 and/or the connection joint 3 and/or the stirring shaft 11 are inserted into the through holes and can rotate in the through holes. Specifically, as shown in fig. 4, the stirring shaft 11 is inserted into the upper through hole 52.

Through holes are formed in the upper power coupler 5 and the lower power coupler 6 for installing the driving shaft 2, the connecting joint 3 and the stirring shaft 11, so that power transmission is realized.

Further, an upper pole piece 51 is disposed on the upper power coupler 5, a lower pole piece 61 is disposed on the lower power coupler 6, and the upper power coupler 5 and/or the lower power coupler 6 include a circular metal sleeve 63. After the upper power coupler 5 and the lower power coupler 6 are inserted, the upper pole piece 51, the annular metal sleeve 63 and the lower pole piece 61 are electrically connected.

In the above scheme, after the upper power coupler 5 and the lower power coupler 6 are inserted, a passage is formed, so that current can be transmitted to the control element at the bottom of the kettle body 1 from a power supply, and the control of the working mode or the temperature of the liquid heating container is realized. The upper power supply coupler 5 and/or the lower power supply coupler 6 comprise circular metal sleeves 63, 360-degree plugging and unplugging matching between the upper power supply coupler 5 and the lower power supply coupler 6 can be achieved, and therefore using experience of the liquid heating container is improved. Specifically, one of the upper power coupler 5 and the lower power coupler 6 may be an annular metal sleeve 63, and the other may be an annular structure made of other conductive materials, as long as the upper power coupler and the lower power coupler can be matched with each other to realize 360-degree arbitrary-angle plug-in coupling.

In addition, because there is the installation clearance between (mixing) shaft 11 or attach fitting 3 and upper through-hole 52, this installation clearance can be used for draining the liquid on upper pole piece 51, makes liquid can pass through the installation clearance and discharges, and can not flow down from upper pole piece 51 to the emergence of phenomenon such as electric leakage has been prevented.

In a first specific embodiment, the connection joint 3 comprises a first joint 31, the lower power coupler 6 is provided with a first mounting cavity, and the first joint 31 is arranged in the first mounting cavity and can rotate in the first mounting cavity.

As shown in fig. 6, the first joint 31 includes a first rotation limiting hole 311, and the first joint 31 is fixedly sleeved on the driving shaft 2 through the first rotation limiting hole 311. As shown in fig. 7, the first joint 31 includes a first insertion hole 312, and the first joint 31 is inserted into and fitted with the stirring shaft 11 through the first insertion hole 312.

In this embodiment, the first rotation limiting hole 311 of the first joint 31 can be tightly matched with the driving shaft 2, and when the driving shaft 2 rotates, the first joint 31 can be driven to synchronously rotate, so that the loosening cannot occur. The first plug hole 312 of the first joint 31 is a polygonal hole, and the stirring shaft 11 is used for matching with the first plug hole 312 at one end, and at least partially is a polygonal shaft, so that the stirring shaft 11 can be effectively matched with the first plug hole 312, and when the first joint 31 rotates, the stirring shaft 11 can be driven to synchronously rotate without being loosened. Through setting up first rotation limiting hole 311 and first plug hole 312, first joint 31 can closely cooperate with drive shaft 2 and (mixing) shaft 11 respectively, and at the in-process of drive shaft 2 with power transmission to (mixing) shaft 11 simultaneously, first joint 31 and drive shaft 2 and (mixing) shaft 11 between can not take place relative rotation.

In a second specific embodiment, as shown in fig. 8 and 11, the connection joint 3 includes a second joint 32, the upper power coupler 5 is provided with a second mounting cavity, and the second joint 32 is disposed in the second mounting cavity and can rotate in the second mounting cavity.

As shown in fig. 9, the second joint 32 includes a second rotation limiting hole 321, and the second joint 32 is fixedly connected to the stirring shaft 11 through the second rotation limiting hole 321. As shown in fig. 10, the second joint 32 includes a second insertion hole 322, and the second joint 32 is inserted into and fitted to the driving shaft 2 through the second insertion hole 322.

In this embodiment, second connects 32 second limit to rotate hole 321 for the screw hole, and (mixing) shaft 11 and second articulate one end helicitic texture can with second limit to rotate hole 321 fixed connection, when second connects 32 and rotates, can drive (mixing) shaft 11 synchronous rotation. The second plug hole 322 of the second joint 32 is a polygonal hole, and the driving shaft 2 is used for matching with the second plug hole 322 at one end, and is at least partially set to be a polygonal shaft, so that the driving shaft 2 can be effectively matched with the second plug hole 322, and when the driving shaft 2 rotates, the driving shaft can drive the second joint 32 to synchronously rotate without loosening. Through setting up second rotation limiting hole 321 and second plug hole 322, the second connects 32 can closely cooperate with (mixing) shaft 11 and drive shaft 2 respectively, and simultaneously at the in-process that drive shaft 2 will power transmission to (mixing) shaft 11, the second connects 32 and drive shaft 2 and (mixing) shaft 11 between can not take place relative rotation.

In a specific embodiment, as shown in fig. 11, the kettle body 1 comprises a bottom cover 12, the bottom cover 12 is provided with a leg 121, and the height of the leg 121 is higher than the height of the second joint 32 extending downwards along the height direction of the kettle body 1.

In this embodiment, the second connects 32 to be fixed to be set up in last power coupler 5, pulls out from base 4 when kettle body 1, when placing on the plane, the bottom and the plane contact of stabilizer blade 121, and the second connects 32 highly be less than the height of stabilizer blade 121 along the height direction downwardly extending of kettle body 1 for the bottom that the second connects 32 can not contact with the plane, consequently kettle body 1 can steadily place, can not take place to rock, has guaranteed the stability of kettle body 1 when placing on the plane.

Wherein the height difference h between the bottom surface of the leg 121 and the bottom of the second joint 32 is 0.8-1.2 mm. For example, h can be 0.8mm, 0.9mm, 0.95mm, 1.0mm, 1.05mm, 1.2mm, and the like.

In a third specific embodiment, as shown in fig. 12, the connection joint 3 comprises an upper rotating wheel 33 and a lower rotating wheel 34, the upper rotating wheel 33 is fixedly connected to the stirring shaft 11, the lower rotating wheel 34 is fixedly connected to the driving shaft 2, and the upper rotating wheel 33 is in plug-in fit with the lower rotating wheel 34.

In this embodiment, go up and rotate 33 and (mixing) shaft 11 between through thread fixed connection, go up runner 33 and can drive (mixing) shaft 11 synchronous revolution when rotating. The lower rotating wheel 34 is tightly matched with the driving shaft 2, and when the driving shaft 2 rotates, the lower rotating wheel 34 can be driven to synchronously rotate without loosening. The upper rotating wheel 33 and the lower rotating wheel 34 are tightly matched, when the driving shaft 2 drives the lower rotating wheel 34 to rotate, the lower rotating wheel 34 can drive the upper rotating wheel 33 to synchronously rotate, so that the stirring shaft 11 is driven to rotate, and relative rotation cannot occur between the upper rotating wheel 33 and the lower rotating wheel 34.

In a specific embodiment, as shown in fig. 13, the upper runner 33 is provided with vanes 331, as shown in fig. 14, the lower runner 34 is provided with a receiving cavity 341, the inner wall of the receiving cavity 341 is provided with a sliding groove 342 and a blocking wall 343, and the blocking wall 343 is arranged at one side of the sliding groove 342; the blade 331 can slide along the sliding slot 342 to be matched with the blocking wall 343, so that the blocking wall 343 limits the blade 331.

In this embodiment, when the vane 331 of the upper runner 33 is in the accommodating cavity 341 of the lower runner 34, the vane 331 can rotate clockwise in the sliding groove 342 to contact with the blocking wall 343, and the blocking wall 343 limits the vane 331, so that the upper runner 33 is tightly connected with the lower runner 34. When the lower wheel 34 rotates, the upper wheel 33 can rotate synchronously with the lower wheel 34 and will not fall off.

More specifically, as shown in fig. 13 and 14, the inner wall of the receiving cavity 341 is further provided with a slot 344 for cooperating with the blade 331, and the blade 331 can be inserted into the receiving cavity 341 along the slot 344 to slide into the sliding groove 342; the blade 331 can also slide along the sliding groove 342 to the slot 344 to be pulled out from the slot 344.

In this embodiment, the size of the blade 331 and the slot 344 can be matched, when the upper rotating wheel 33 and the lower rotating wheel 34 are assembled, the blade 331 is inserted into the accommodating cavity 341 along the slot 344, and when the blade 331 slides in the sliding slot 342, the blade 331 and the inner wall of the sliding slot 342 are in interference fit, so that the upper rotating wheel 33 and the lower rotating wheel 34 are tightly fitted. The slot 344 facilitates the assembly and disassembly of the upper wheel 33 and the lower wheel 34.

In addition, in the embodiment of the present application, the driving device may also be disposed in the base 4, and the bottom of the kettle body 1 has a heating plate 15 for heating the liquid in the kettle body 1. The driving device is arranged in the base 4, so that the heating plate 15 of the kettle body 1 can be avoided, the temperature of the driving device is not too high, the problem that the safety performance of the driving device is influenced due to high temperature is avoided, and the problem that internal elements of the driving device are heated to lose efficacy due to high temperature is also avoided.

Further, as shown in fig. 15, a lower engaging groove 62 is provided on the lower power coupler 6, the connecting joint 3 is provided with a lower engaging protrusion 35, and the connecting joint 3 is engaged with the lower power coupler 6 through the engagement between the lower engaging protrusion 35 and the lower engaging groove 62. Through the cooperation of lower draw-in groove 62 and lower joint arch 35, can realize the reliable installation of attach fitting 3 and lower power coupler 6. In other embodiments, the upper power coupler 5 is provided with an upper clamping groove 53, the connecting joint 3 is provided with an upper clamping protrusion 36, and the connecting joint 3 is clamped on the upper power coupler 5 through the matching of the upper clamping protrusion 36 and the upper clamping groove 53.

As shown in fig. 5, the stirring shaft 11 is further provided with a fixing sleeve 14 at an outer portion thereof, which is mounted at a middle position of the heating plate 15, and cooperates with a packing 16, a bearing 18 and a hexagon nut 19 to fix the stirring shaft 11 to the heating plate 15, and the liquid heating vessel further includes an oil seal 17 for preventing a lubricant of the stirring shaft 11 from leaking.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A liquid heating vessel, including a kettle body (1), characterized in that, the liquid heating vessel still includes:

a drive arrangement comprising a drive shaft (2);

the stirring shaft (11) is arranged in the kettle body (1) and is used for rotating under the driving of the driving shaft (2);

a connection joint (3) connecting the drive shaft (2) and the stirring shaft (11) for transmitting power to the stirring shaft (11) through the drive shaft (2); the driving shaft (2) and the stirring shaft (11) are in plug-pull fit through the connecting joint (3).

2. A liquid heating vessel as claimed in claim 1, further comprising a base (4), an upper power coupler (5) and a lower power coupler (6);

the upper power coupler (5) is arranged on the kettle body (1);

the lower power coupler (6) is arranged on the base (4), and the upper power coupler (5) and the lower power coupler (6) are matched to realize electric communication;

the connection joint (3) is mounted on the upper power coupler (5) and/or the lower power coupler (6).

3. A liquid heating vessel as claimed in claim 2, wherein the upper (5) and lower (6) power couplers are provided with through holes in their centres;

the driving shaft (2) and/or the connecting joint (3) and/or the stirring shaft (11) penetrate through the through hole and can rotate in the through hole.

4. A liquid heating vessel as claimed in claim 3, wherein said upper power coupler (5) is provided with an upper pole piece (51);

a lower pole piece (61) is arranged on the lower power coupler (6);

the upper power coupler (5) and/or the lower power coupler (6) comprise a circular metal sleeve (63);

after the upper power coupler (5) and the lower power coupler (6) are connected in an inserted mode, electric communication is formed among the upper pole piece (51), the annular metal sleeve (63) and the lower pole piece (61).

5. A liquid heating vessel according to any of claims 2-4, wherein said connecting joint (3) comprises a first joint (31);

the lower power coupler (6) is provided with a first mounting cavity, and the first joint (31) is arranged in the first mounting cavity and can rotate in the first mounting cavity;

the first joint (31) comprises a first rotation limiting hole (311), and the first joint (31) is fixedly sleeved on the driving shaft (2) through the first rotation limiting hole (311);

the first connector (31) comprises a first plugging hole (312), and the first connector (31) is in plugging fit with the stirring shaft (11) through the first plugging hole (312).

6. A liquid heating vessel as claimed in any of claims 2 to 4, wherein said connecting joint (3) comprises a second joint (32);

the upper power coupler (5) is provided with a second mounting cavity, and the second joint (32) is arranged in the second mounting cavity and can rotate in the second mounting cavity;

the second connector (32) comprises a second rotation limiting hole (321), and the second connector (32) is fixedly connected to the stirring shaft (11) through the second rotation limiting hole (321);

the second joint (32) comprises a second plugging hole (322), and the second joint (32) is in plugging fit with the driving shaft (2) through the second plugging hole (322).

7. A liquid heating vessel as claimed in claim 6, wherein the kettle body (1) comprises a bottom lid (12);

the bottom cover (12) is provided with a supporting leg (121), and the height of the supporting leg (121) is higher than the height of the second joint (32) extending downwards along the height direction of the kettle body (1).

8. A liquid heating vessel as claimed in any of claims 2 to 4, wherein the connection joint (3) comprises an upper wheel (33) and a lower wheel (34); the upper rotating wheel (33) is fixedly connected with the stirring shaft (11);

the lower rotating wheel (34) is fixedly connected with the driving shaft (2);

the upper rotating wheel (33) is matched with the lower rotating wheel (34) in a plugging and pulling way.

9. A liquid heating vessel as claimed in claim 8, wherein said upper wheel (33) is provided with vanes (331);

the lower rotating wheel (34) is provided with an accommodating cavity (341), the inner wall of the accommodating cavity (341) is provided with a sliding groove (342) and a blocking wall (343), and the blocking wall (343) is arranged on one side of the sliding groove (342);

the blade (331) can slide along the sliding groove (342) to be matched with the blocking wall (343), so that the blocking wall (343) limits the position of the blade (331).

10. A liquid heating vessel according to claim 9, wherein the inner wall of said receiving chamber (341) is further provided with a slot (344) for cooperating with said blade (331);

the blade (331) can be inserted into the accommodating cavity (341) along the insertion groove (344) to slide into the sliding groove (342); the blade (331) is also slidable along the sliding groove (342) to the insertion groove (344) to be pulled out from the insertion groove (344).

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