Electric heating structure

Abstract

An electric heating structure comprises a cup body arranged on a machine base, a stirring shaft connected with a stirring cutter is arranged in the cup body, a driving structure connected with the stirring shaft is arranged in the machine base, the cup body comprises a cup base located at the bottom of the cup body, and a heating disc assembly is arranged on the upper portion of the cup base. The other end of the stirring shaft penetrates through the heating disc assembly to be connected with the driving structure, and a rapid fixing and dismounting structure used for rapidly fixing the stirring shaft in the cup base is arranged in the cup base. A cup base bottom cover is arranged at the bottom of the cup base, a hollow first assembling boss which protrudes upwards is arranged in the middle of the cup base bottom cover, a hollow locking base is arranged in the first assembling boss and is in threaded connection with the first assembling boss, an assembling hole is formed in the middle of the heating disc assembly, and the locking base is in threaded connection with the first assembling boss. And the stirring shaft is sleeved with a first temperature-resistant waterproof sealing element. The stirring device has the characteristic that the stirring knife is easy to disassemble and assemble.

Description

Technical Field

[0001] The utility model relates to an electric heating structure. Background Art

[0002] Chinese patent document No. CN 207561690U on July 3, 2018 disclosed a multifunctional water cup with stirring and heating, comprising a cup body and a cup cover mounted on the upper end of the cup body, and also comprising a casing, a casing upper cover, a motor, a battery, a stirring knife and an electric heating plate, wherein the lower end of the cup body is connected to the upper end of the casing, the motor and the battery are both placed in the casing, the rotating shaft at the upper end of the motor passes through the central hole of the casing upper cover and is connected to the stirring knife, the stirring knife is placed at the bottom of the cup body and the casing upper cover constitutes the cup bottom of the cup body, the edge of the casing upper cover is sealed and contacted with the inner wall of the cup body, the electric heating plate is placed in the casing and is located below the casing upper cover, the batteries are respectively the motor and the battery. and electric heater, a stirring button installed on the outer wall of the casing is connected between the power input end of the motor and the battery, a heating button installed on the outer wall of the casing is connected between the power input end of the electric heater and the battery; a magnet is arranged in the bottom of the cup body, a magnetic control switch controlled by the magnet is arranged in the casing below the magnet, one end of the magnetic control switch is connected to the battery, the other end of the magnetic control switch is connected to the control input end of the power control chip, the control output end of the power control chip is respectively connected to one end of the stirring button and one end of the heating button, the other end of the stirring button and the other end of the heating button are respectively connected to the motor and the electric heater. The stirring blade of this stirring and heating multifunctional water cup is difficult to disassemble and clean, especially when the user has chopped and stirred the fruits and vegetables, so this situation is not very satisfactory to the user and needs to be improved. Utility Model Content

[0003] The utility model aims to provide an easily detachable electric heating structure for a stirring blade, so as to overcome the shortcomings of the prior art.

[0004] An electric heating structure designed for this purpose includes a cup body arranged on a machine base, a stirring shaft connected to a stirring blade is arranged in the cup body, a driving structure connected to the stirring shaft is arranged in the machine base, and its structural feature is that the cup body includes a cup seat located at the bottom thereof, a heating plate assembly is arranged on the upper part of the cup seat, the other end of the stirring shaft passes through the heating plate assembly and is connected to the driving structure, and a quick fixing and disassembly structure for quickly fixing the stirring shaft in the cup seat is arranged in the cup seat.

[0005] Furthermore, a cup seat bottom cover is provided at the bottom of the cup seat, a first hollow assembly boss protruding upward is provided in the middle of the cup seat bottom cover, a hollow locking seat is provided in the first assembly boss, the locking seat is threadedly connected to the first assembly boss, an assembly hole is provided in the middle of the heating plate assembly, a first temperature-resistant and waterproof seal is sleeved on the stirring shaft, one end of the stirring shaft is sealed and crimped around the assembly hole through the first temperature-resistant and waterproof seal, and the other end of the stirring shaft passes through the assembly hole, the first assembly boss and the locking seat in sequence and then connected to the driving structure.

[0006] Furthermore, it also includes an elastic locking block, one end of which is connected to the locking seat; a locking groove is provided on the stirring shaft, or a locking groove is provided on the part of the first temperature-resistant and waterproof sealing component passing through the assembly hole; the other end of the elastic locking block is hooked on the locking groove.

[0007] Furthermore, the middle portion of the elastic locking block is pressed onto the inner wall of the hollow first assembly boss.

[0008] Furthermore, the elastic locking blocks are more than two and are symmetrically arranged.

[0009] Furthermore, an unlocking protrusion for pushing open the other end of the elastic locking block is arranged around the bottom of the assembly hole of the heating plate assembly, and the cross section of the unlocking protrusion is arc-shaped or wedge-shaped.

[0010] Furthermore, it also includes a wrench for driving the locking seat to rotate, one end of the wrench is hinged on the locking seat, and the other end of the wrench is pressed into the second groove at the bottom of the cup holder bottom cover.

[0011] Furthermore, a first groove is provided in the middle of the heating plate assembly.

[0012] Furthermore, a spoiler protrusion is provided on the heating plate assembly, and the spoiler protrusion is arranged in the first groove.

[0013] Furthermore, it also includes a second heat-resistant waterproof seal that is sleeved on the outside of the stirring shaft, the first heat-resistant waterproof seal, the elastic locking block and the first assembly boss, one end of the second heat-resistant waterproof seal is connected to the bottom of the heating plate assembly, and the other end of the second heat-resistant waterproof seal is crimped on the outer wall of the first assembly boss.

[0014] After the utility model adopts the above-mentioned technical solution, by separating the machine base and the cup body, the stirring shaft and the stirring blade can be quickly fixed and disassembled through the quick fixing and disassembly structure in the cup base. The specific operation is: the user opens the wrench, drives the locking seat to rotate clockwise through the wrench, and the locking seat located in the first assembly boss moves upward, and the other end of the elastic locking block connected to the locking seat is disengaged from the locking groove on the stirring shaft or the first heat-resistant and waterproof seal, and the stirring shaft and the stirring blade are unlocked. Therefore, the user can easily take out the stirring shaft and the stirring blade with the first heat-resistant and waterproof seal from one side of the cup body cavity without being scratched by the stirring blade; when the user needs to install the stirring shaft and the stirring blade with the first heat-resistant and waterproof seal, the stirring shaft and the stirring blade with the first heat-resistant and waterproof seal are installed. The stirring knife is inserted into the assembly hole of the heating plate assembly. At this time, the outer wall of the first heat-resistant and waterproof seal or the stirring shaft pushes open the other end of the elastic locking block. When the user turns the wrench to drive the locking seat to rotate counterclockwise, the locking seat located in the first assembly boss moves downward, and the other end of the elastic locking block slides on the first heat-resistant and waterproof seal or the outer wall of the stirring shaft until the other end of the elastic locking block enters the locking groove. At this time, continue to turn the wrench counterclockwise, and the other end of the elastic locking block will be tightly hooked in the locking groove, thereby locking the stirring shaft and the stirring knife with the first heat-resistant and waterproof seal in the cup holder.

[0015] The elastic locking blocks in the utility model are more than two and are symmetrically arranged, which can improve the stability during locking.

[0016] In summary, the utility model has the characteristic that the stirring blade is easy to disassemble and assemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of a first exploded structure of an embodiment of the utility model.

[0018] Figure 2 This is a schematic diagram of a second exploded structure of an embodiment of the present utility model.

[0019] Figure 3 This is a schematic diagram of a partial assembly cutaway.

[0020] Figure 4 It is a three-dimensional enlarged structural schematic diagram of the locking seat.

[0021] Figure 5 It is a structural schematic diagram of the elastic locking block.

[0022] Figure 6 It is a three-dimensional structural schematic diagram of the utility model in use state.

[0023] Figure 7 for Figure 6 Schematic diagram of the structure viewed from above.

[0024] Figure 8 for Figure 7 Schematic diagram of the local section structure along AA direction.

[0025] In the figure: 1 is a wrench, 2 is an elastic locking block, 2.1 is a pin, 3 is a locking seat, 3.1 is a jack, 3.2 is an external thread, 4 is a bottom cover of a cup holder, 4.1 is a first assembly boss, 4.1.1 is an internal thread, 4.2 is a second groove, 5 is a cup holder, 5.1 is a second assembly boss, 6 is an inner sleeve of the cup holder, 7 is a second temperature-resistant and waterproof seal, 8 is a heating plate assembly, 8.1 is a first groove, 8.2 is a spoiler protrusion, 8.3 is an assembly hole, 8.4 is an unlocking protrusion, 9 is a first temperature-resistant and waterproof seal, 9.1 is a locking groove, 10 is a heating plate seal, 11 is a stirring shaft, 11.1 is an upper coupling, and 20 is a cup body. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0027] See also Figure 1-Figure 8 An electric heating structure comprises a cup body 20 arranged on a machine base, a stirring shaft 11 connected to a stirring blade is arranged in the cup body 20, a driving structure connected to the stirring shaft 11 is arranged in the machine base, the cup body 20 comprises a cup seat 5 located at the bottom thereof, a heating plate assembly 8 is arranged on the upper part of the cup seat 5, the other end of the stirring shaft 11 passes through the heating plate assembly 8 and is connected to the driving structure, and a quick fixing and disassembly structure for quickly fixing the stirring shaft 11 in the cup seat 5 is arranged in the cup seat 5.

[0028] In this embodiment, an upper coupling 11.1 is provided at the other end of the stirring shaft 11, and a lower coupling is provided at the driving structure on the machine base. When the machine base and the cup body 20 are installed together, the upper coupling 11.1 and the lower coupling can be quickly coupled to realize power transmission.

[0029] In this embodiment, a cup holder bottom cover 4 is provided at the bottom of the cup holder 5, a first hollow assembly boss 4.1 protruding upward is provided in the middle of the cup holder bottom cover 4, a hollow locking seat 3 is provided in the first assembly boss 4.1, the locking seat 3 is threadedly connected to the first assembly boss 4.1, an assembly hole 8.3 is provided in the middle of the heating plate assembly 8, a first temperature-resistant and waterproof seal 9 is sleeved on the stirring shaft 11, one end of the stirring shaft 11 is sealed and crimped around the assembly hole 8.3 through the first temperature-resistant and waterproof seal 9, and the other end of the stirring shaft 11 passes through the assembly hole 8.3, the first assembly boss 4.1 and the locking seat 3 in sequence and then connects with the driving structure.

[0030] An internal thread 4.1.1 is arranged on the inner wall of the first assembly boss 4.1, and an external thread 3.2 is arranged on the outer wall of the locking seat 3.

[0031] It also includes an elastic locking block 2, one end of which is connected to the locking seat 3; a locking groove 9.1 is provided on the stirring shaft 11, or a locking groove 9.1 is provided on the part of the first temperature-resistant and waterproof sealing member 9 that passes through the assembly hole 8.3; the other end of the elastic locking block 2 is hooked on the locking groove 9.1.

[0032] The middle portion of the elastic locking block 2 is pressed onto the inner wall of the hollow first assembly boss 4.1.

[0033] The elastic locking blocks 2 are more than two and are symmetrically arranged.

[0034] In order to prevent the other end of the elastic locking block 2 from being easily disengaged from the locking groove 9.1 when the locking seat moves upward, that is, it cannot be easily unlocked, an unlocking protrusion 8.4 for pushing open or lifting the other end of the elastic locking block 2 is provided around the bottom of the heating plate assembly 8 at the assembly hole 8.3. The unlocking protrusion 8.4 is an arc-shaped or wedge-shaped structure.

[0035] When the other end of the elastic locking block 2 abuts against the unlocking protrusion 8.4, under the action of the locking seat continuing to move upward, the other end of the elastic locking block 2 extends outward, thereby driving the other end of the elastic locking block 2 to leave the locking groove 9.1, achieving easy unlocking.

[0036] Furthermore, it also includes a wrench 1 for driving the locking seat 3 to rotate, one end of the wrench 1 is hinged on the locking seat 3, and the other end of the wrench 1 is pressed into the second groove 4.2 at the bottom of the cup holder bottom cover 4.

[0037] In this embodiment, the width of the wrench 1 should be smaller than the inner diameter of the first assembly boss 4.1 to prevent it from interfering with the first assembly boss 4.1, so that when the locking seat 3 rises along the inner cavity of the first assembly boss 4.1, it can rise with the wrench 1.

[0038] When the locking seat moves downward and drives the other end of the elastic locking block 2 to be firmly hooked in the locking groove 9.1, the user flips the wrench 1 so that it enters the second groove 4.2, so that the locking seat is locked in the first assembly boss 4.1. At this time, the stirring shaft and the stirring blade with the first temperature-resistant and waterproof seal are also locked.

[0039] A first groove 8.1 is arranged in the middle of the heating plate assembly 8.

[0040] The heating plate assembly 8 is provided with a spoiler protrusion 8.2, and the spoiler protrusion 8.2 is arranged in the first groove 8.1.

[0041] Furthermore, it also includes a second heat-resistant waterproof seal 7 which is sleeved on the outside of the stirring shaft 11, the first heat-resistant waterproof seal 9, the elastic locking block 2 and the first assembly boss 4.1, one end of the second heat-resistant waterproof seal 7 is connected to the bottom of the heating plate assembly 8, and the other end of the second heat-resistant waterproof seal 7 is crimped onto the outer wall of the first assembly boss 4.1.

[0042] In this embodiment, in order to improve the stability of the second temperature-resistant waterproof seal 7, a positioning ring is provided on the outer side of the first assembly boss 4.1. At this time, the second temperature-resistant waterproof seal 7 is crimped between the positioning ring and the outer wall of the first assembly boss 4.1.

[0043] In this embodiment, it also includes an annular cup seat inner sleeve 6, and a second assembly boss 5.1 is provided on the inner wall of the cup seat 5. One end of the cup seat inner sleeve 6 is crimped onto the second assembly boss 5.1, the outer periphery of the heating plate assembly 8 is crimped onto the side wall of one end of the cup seat inner sleeve 6, an annular heating plate seal 10 is crimped onto the outer periphery of the heating plate assembly 8, the bottom of the cup body 20 is crimped onto the heating plate seal 10, and the bottom outer wall of the cup body 20 is tightly connected to the inner wall of the cup seat inner sleeve 6.

[0044] An inner assembly thread is arranged on the inner wall of the cup holder inner sleeve 6, and an outer assembly thread is arranged on the outer wall of the bottom end of the cup body 20, and the inner assembly thread is threadably connected with the outer assembly thread.

[0045] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. The terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0046] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An electric heating structure, comprising a cup body (20) arranged on a machine base, a stirring shaft (11) connected to a stirring blade arranged in the cup body (20), a driving structure connected to the stirring shaft (11) arranged in the machine base, characterized in that The cup body (20) comprises a cup seat (5) located at the bottom thereof, a heating plate assembly (8) is arranged on the upper part of the cup seat (5), the other end of the stirring shaft (11) passes through the heating plate assembly (8) and is connected to the driving structure, and a quick fixing and disassembly structure for quickly fixing the stirring shaft (11) in the cup seat (5) is arranged in the cup seat (5).

2. The electric heating structure according to claim 1 is characterized in that A cup seat bottom cover (4) is arranged at the bottom of the cup seat (5); a first assembly boss (4.1) protruding upward and hollow is arranged in the middle of the cup seat bottom cover (4); a hollow locking seat (3) is arranged inside the first assembly boss (4.1); the locking seat (3) is threadedly connected to the first assembly boss (4.1); an assembly hole (8.3) is arranged in the middle of the heating plate assembly (8); a first temperature-resistant and waterproof sealing member (9) is sleeved on the stirring shaft (11); one end of the stirring shaft (11) is sealed and crimped around the assembly hole (8.3) through the first temperature-resistant and waterproof sealing member (9); the other end of the stirring shaft (11) passes through the assembly hole (8.3), the first assembly boss (4.1) and the locking seat (3) in sequence and then is connected to the driving structure.

3. The electric heating structure according to claim 2 is characterized in that It also includes an elastic locking block (2), one end of which is connected to the locking seat (3); The stirring shaft (11) is provided with a locking groove (9.1), or the portion of the first temperature-resistant and waterproof sealing member (9) passing through the assembly hole (8.3) is provided with a locking groove (9.1); The other end of the elastic locking block (2) is hooked on the locking groove (9.1).

4. The electric heating structure according to claim 3 is characterized in that The middle part of the elastic locking block (2) is pressed onto the inner wall of the hollow first assembly boss (4.1).

5. The electric heating structure according to claim 3 is characterized in that The elastic locking blocks (2) are more than two and are symmetrically arranged.

6. The electric heating structure according to claim 3 is characterized in that The heating plate assembly (8) is provided with an unlocking protrusion (8.4) around the bottom of the assembly hole (8.3) for pushing open the other end of the elastic locking block (2); the cross section of the unlocking protrusion (8.4) is arc-shaped or wedge-shaped.

7. The electric heating structure according to claim 2 is characterized in that It also comprises a wrench (1) for driving the locking seat (3) to rotate, one end of the wrench (1) being hinged on the locking seat (3), and the other end of the wrench (1) being pressed into a second groove (4.2) at the bottom of the cup holder bottom cover (4).

8. The electric heating structure according to claim 1 is characterized in that A first groove (8.1) is provided in the middle of the heating plate assembly (8).

9. The electric heating structure according to claim 8, characterized in that The heating plate assembly (8) is provided with a spoiler protrusion (8.2), and the spoiler protrusion (8.2) is arranged in the first groove (8.1).

10. The electric heating structure according to claim 1, characterized in that It also includes a second heat-resistant waterproof seal (7) sleeved on the outside of the stirring shaft (11), the first heat-resistant waterproof seal (9), the elastic locking block (2) and the first assembly boss (4.1), one end of the second heat-resistant waterproof seal (7) being connected to the bottom of the heating plate assembly (8), and the other end of the second heat-resistant waterproof seal (7) being crimped onto the outer wall of the first assembly boss (4.1).

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