Integrated bidirectional driving stirring mechanism

Abstract

The utility model relates to an integrated bi-directional driving stirring mechanism in the technical field of electric stirring mechanisms, which comprises a motor driving part, a first stirring transmission part and a second stirring transmission part, the first stirring transmission part comprises a first shell and a first transmission assembly, and the second stirring transmission part comprises a second shell and a second transmission assembly. The motor driving part comprises a stator and a rotor, the two end faces of the stator are fixedly connected with the first shell and the second shell respectively, and the two ends of the rotor are movably connected with the first transmission assembly and the second transmission assembly respectively, so that the motor driving part, the first stirring transmission part and the second stirring transmission part form an integrated structure; the size of the stirring mechanism is optimized, investment of a traditional motor end cover or a shell is reduced, and the food stirrer has the advantages of light weight and miniaturization under the condition that power output is not changed and is suitable for being popularized in the field of food stirrers.

Description

Technical Field

[0001] The utility model relates to the technical field of electric stirring mechanisms, in particular to an integrated bidirectionally driven stirring mechanism. Background Art

[0002] The food mixer is a full gear transmission structure, and its power transmission system has a high standard design, high strength, high technical requirements, smooth operation, and is durable. The food mixer can be used to stir cream, cake batter, fillings, beat eggs, and make dough, etc.

[0003] The mixing mechanism inside the existing food mixer is generally designed with a gear transmission structure, and then the corresponding motor is purchased for power output connection. However, the existing food mixer requires a reasonable design, a neat appearance, and an overall development in the direction of small size and light weight. Therefore, in view of these current situations, it is necessary to develop an integrated two-way drive mixing mechanism to meet the needs of actual use. Summary of the invention

[0004] The utility model provides an integrated bidirectionally driven stirring mechanism, the purpose of which is to optimize the volume of the stirring mechanism, reduce the investment in the traditional motor end cover or housing, and achieve lightweight and miniaturization improvements while ensuring that the power output remains unchanged.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] An integrated bidirectional driven stirring mechanism comprises a motor drive unit, a first stirring transmission unit and a second stirring transmission unit, wherein the first stirring transmission unit comprises a first shell and a first transmission assembly, and the second stirring transmission unit comprises a second shell and a second transmission assembly, and the motor drive unit comprises a stator and a rotor, wherein the interior of the stator is a hollow structure, and the rotor is rotatably arranged inside the stator, and the two end surfaces of the stator are fixedly connected to the first shell and the second shell respectively, and the two ends of the stator are movably connected to the first transmission assembly and the second transmission assembly respectively.

[0007] In the above description, as a further solution, the stator is provided with fastening bolts at the four corners of the rotor, and the corresponding connection points of the first shell and the second shell are provided with plug-in holes, and the two ends of the fastening bolts are respectively plugged into the plug-in holes of the first shell and the second shell, and are threadedly connected through fixing nuts.

[0008] In the above description, as a further solution, the rotor includes a rotor core, a coil winding and an output shaft, the coil winding is wrapped around the inside of the rotor core, and the two ends of the output shaft are horizontally raised and arranged on both sides of the rotor core, and the output shaft is movably connected to the first transmission assembly and the second transmission assembly respectively.

[0009] In the above description, as a further solution, a commutator is provided at one end of the rotor core, and the commutator is electrically connected to the coil winding. A mounting groove is provided on the side of the second shell close to the motor drive part, and a brush matching the commutator is provided inside the mounting groove. When the stator is fixedly connected to the second shell, the commutator can extend into the interior of the second shell, and the contact end of the brush can contact the surface of the commutator.

[0010] In the above description, as a further solution, the first shell and the second shell are both provided with a rotating connection piece at one end close to the motor driving part, and the two ends of the output shaft are rotatably arranged inside the first shell and the second shell through the rotating connection piece.

[0011] In the above description, as a further solution, the rotating connecting member arranged in the first shell is composed of a rotating ball head, the surface area of ​​the rotating ball head is an arc-shaped structure, the center of the rotating ball head is a hollow structure, one end of the output shaft is plugged into the center of the rotating ball head, and the rotating ball head is rotatably connected to the first shell.

[0012] In the above description, as a further solution, the rotating connection member arranged in the second housing is composed of a bearing, one end of the output shaft is plugged into the bearing, and the output shaft is rotatably connected to the second housing through the bearing.

[0013] The beneficial effects produced by the utility model are as follows:

[0014] The integrated bidirectional drive stirring mechanism of the present application reduces the end cover or casing used to fix the stator and the rotor in the traditional motor, and fixes the two end surfaces of the stator to the casings of the first stirring transmission part and the second stirring transmission part respectively, and at the same time, the two ends of the rotor are directly connected to the transmission components inside the first stirring transmission part and the second stirring transmission part, so that the motor drive part, the first stirring transmission part and the second stirring transmission part bracket form an integrated structure, optimizes the volume of the stirring mechanism, reduces the investment in the traditional motor end cover or casing, and has the advantages of lightweight and miniaturization while ensuring that the power output remains unchanged, and is suitable for promotion in the field of food mixers. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the integrated bidirectionally driven stirring mechanism of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure decomposition of the integrated bidirectionally driven stirring mechanism of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the integrated bidirectionally driven stirring mechanism of the utility model from a top view;

[0018] Figure 4 3 is a schematic diagram of the cross-sectional structure along the AA direction;

[0019] Figure 5 for Figure 1 A schematic diagram of the partially enlarged structure of B in the middle;

[0020] In the figure: 1-motor drive unit 1, 11-stator, 12-rotor, 121-rotor core, 122-coil winding, 123-output shaft, 13-commutator, 2-first stirring transmission unit, 21-first housing, 22-first transmission assembly, 23-rotating ball head, 3-second stirring transmission unit, 31-second housing, 311-installation groove, 32-second transmission assembly, 33-bearing. 4-fastening bolt, 5-fixing nut, 6-plug hole, 7-brush. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the implementation modes are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0022] See also Figure 1-5 The integrated bidirectional driven stirring mechanism specifically implemented includes a motor driving part 1, a first stirring transmission part 2 and a second stirring transmission part 3, the first stirring transmission part 2 includes a first shell 21 and a first transmission assembly 22, the second stirring transmission part 3 includes a second shell 31 and a second transmission assembly 32, the motor driving part 1 includes a stator 11 and a rotor 12, the interior of the stator 11 is a hollow structure, and the rotor 12 is rotatably arranged inside the stator 11, the two end surfaces of the stator 11 are fixedly connected to the first shell 21 and the second shell 31 respectively, and the two ends of the rotor 12 are movably connected to the first transmission assembly 22 and the second transmission assembly 32 respectively.

[0023] Specifically, Figure 5 As shown, the stator 11 is provided with fastening bolts 4 at the four corners of the rotor 12, and the corresponding connecting parts of the first shell 21 and the second shell 31 are provided with plug-in holes 6, and the two ends of the fastening bolts 4 are respectively plugged into the plug-in holes 6 of the first shell 21 and the second shell 31, and are threadedly connected through the fixing nuts 5.

[0024] The structure of the rotor 12 includes a rotor core, a coil winding and an output shaft 13. The coil winding is wrapped around the inside of the rotor core. The two ends of the output shaft 13 are horizontally raised and arranged on both sides of the rotor core. The output shaft 13 is movably connected to the first transmission component 22 and the second transmission component 32 respectively.

[0025] Specifically, Figure 2 and4 As shown, a rotating connection piece is provided at one end of the first shell 21 and the second shell 31 close to the motor drive unit 1, and both ends of the output shaft 13 are rotatably arranged inside the first shell 21 and the second shell 31 through the rotating connection piece, respectively. The rotating connection piece arranged in the first shell 21 is composed of a rotating ball head 23, and the surface area of ​​the rotating ball head 23 is an arc-shaped structure, and the center of the rotating ball head 23 is a hollow structure. One end of the output shaft 13 is plugged into the center of the rotating ball head 23, and the rotating ball head 23 is rotatably connected to the first shell 21. The rotating connection piece arranged in the second shell 31 is composed of a bearing 33, and one end of the output shaft 13 is plugged into the bearing 33, and the output shaft 13 is rotatably connected to the second shell 31 through the bearing 33.

[0026] The rotor 12 may be a brush-type structure, specifically, Figure 2 and 4 As shown, a commutator 13 is provided at one end of the rotor core, and the commutator 13 is electrically connected to the coil winding. A mounting groove 311 is provided on the side of the second shell 31 close to the motor drive unit 1, and a brush 7 matching the commutator 13 is provided inside the mounting groove 311. When the stator 11 is fixedly connected to the second shell 31, the commutator 13 can extend to the inside of the second shell 31, and the contact end of the brush 7 can contact the surface of the commutator 13.

[0027] The structural principle of the integrated bidirectional drive stirring mechanism: by reducing the end cover or casing used to fix the stator 11 and the rotor 12 in the traditional motor, the two end surfaces of the stator 11 are fixedly connected to the casings of the first stirring transmission part 2 and the second stirring transmission part 3 respectively, and at the same time, the two ends of the rotor 12 are directly connected to the transmission components inside the first stirring transmission part 2 and the second stirring transmission part 3, so that the motor drive part 1, the first stirring transmission part 2 and the second stirring transmission part 3 bracket form an integrated structure, which optimizes the volume of the stirring mechanism and reduces the investment in the traditional motor end cover or casing. While ensuring that the power output remains unchanged, it has the advantages of lightweight and miniaturization, and is suitable for promotion in the field of food mixers.

[0028] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiments according to the technology of the utility model, which does not depart from the content of the technical solution of the utility model, belongs to the scope of the technical solution of the utility model.

Claims

1. An integrated bidirectionally driven stirring mechanism, comprising a motor drive unit, a first stirring transmission unit and a second stirring transmission unit, characterized in that: The first stirring transmission part includes a first shell and a first transmission assembly, the second stirring transmission part includes a second shell and a second transmission assembly, the motor drive part includes a stator and a rotor, the interior of the stator is a hollow structure, and the rotor is rotatably arranged inside the stator, the two end surfaces of the stator are fixedly connected to the first shell and the second shell, respectively, and the two ends of the rotor are movably connected to the first transmission assembly and the second transmission assembly, respectively.

2. The integrated bidirectional driving stirring mechanism according to claim 1 is characterized in that: The stator is provided with fastening bolts at the four corners of the rotor, and the corresponding connecting parts of the first shell and the second shell are provided with plug-in holes. The two ends of the fastening bolts are respectively plugged into the plug-in holes of the first shell and the second shell, and are threadedly connected through fixing nuts.

3. The integrated bidirectional driving stirring mechanism according to claim 1 is characterized in that: The rotor includes a rotor core, a coil winding and an output shaft. The coil winding is wrapped around the inside of the rotor core. Both ends of the output shaft are horizontally protruded and arranged on both sides of the rotor core. The output shaft is movably connected to the first transmission assembly and the second transmission assembly respectively.

4. The integrated bidirectional driving stirring mechanism according to claim 3 is characterized in that: A commutator is provided at one end of the rotor core, and the commutator is electrically connected to the coil winding. A mounting groove is provided on the side of the second shell close to the motor drive part, and a brush matching the commutator is provided inside the mounting groove. When the stator is fixedly connected to the second shell, the commutator can extend into the interior of the second shell, and the contact end of the brush can contact the surface of the commutator.

5. The integrated bidirectional driving stirring mechanism according to claim 3 is characterized in that: The first shell and the second shell are both provided with a rotating connection piece at one end close to the motor driving part, and the two ends of the output shaft are rotatably arranged inside the first shell and the second shell through the rotating connection piece.

6. The integrated bidirectional driving stirring mechanism according to claim 5, characterized in that: The rotating connecting member arranged in the first shell is composed of a rotating ball head, the surface area of ​​the rotating ball head is an arc-shaped structure, the center of the rotating ball head is a hollow structure, one end of the output shaft is plugged into the center of the rotating ball head, and the rotating ball head is rotatably connected to the first shell.

7. The integrated bidirectional driving stirring mechanism according to claim 5, characterized in that: The rotating connection member arranged in the second housing is composed of a bearing, one end of the output shaft is plugged into the bearing, and the output shaft is rotatably connected to the second housing through the bearing.

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