Mounting structure of power assembly of stirrer

Abstract

The utility model discloses a mounting structure of a power assembly of a stirrer. The mounting structure comprises a base, the power assembly and an outer shell mounted on the base, the upper end of the power assembly is installed in the outer shell through a rotary buckle assembly, the rotary buckle assembly comprises a buckling block arranged on the power assembly and a step piece arranged on the outer shell, and the buckling block and the step piece can be matched to fix the upper end of the power assembly by rotating the power assembly; a connecting hole is formed in the lower end of the power assembly, and a counter bore which can be aligned with the connecting hole and connected with the connecting hole through a screw is formed in the base. The design that the upper end and the lower end of the power assembly are fixed in a matched mode is adopted, the power assembly is fixedly installed, the overall installation efficiency is high, and convenience is achieved. Compared with a traditional complex die design with a single long-strip screw connecting hole, the die development and machining cost is remarkably reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to domestic appliance technical field especially, relate to a kind of mounting structure of blender power assembly. BACKGROUND

[0002] Traditional blender power assembly mounting structure generally adopts screw column fixed mode, specifically, multiple long strip screw connecting holes are arranged on the bottom disc or related bearing parts. Power assembly needs to be attached to connecting hole along the axial direction to realize fixation by multiple screws. Such structure has the following significant defects: first, the forming of long strip screw connecting hole needs to use complex mold structure or secondary processing technology, which leads to significant increase in production cost;Second, multiple screw hole positions need to be accurately aligned during assembly, and deviation phenomenon is easy to occur when operation space is limited, which significantly reduces assembly efficiency;Third, slender screw column is easy to be deformed or even broken during transportation or assembly, which directly affects the qualified rate of finished product. In addition, when power assembly needs to be disassembled, maintained or replaced, the operation process of multiple screw axial disassembly is complicated, and maintenance cost is high.

[0003] In view of the above problems, the industry urgently needs a power assembly mounting scheme with simplified structure, convenient assembly and optimized cost. SUMMARY

[0004] Therefore, the utility model discloses a mounting structure of blender power assembly, which has the characteristics of simple structure, low cost and convenient installation.

[0005] The utility model discloses a mounting structure of blender power assembly, which has the characteristics of simple structure, low cost and convenient installation.

[0006] A mounting structure of blender power assembly, comprising a base, a power assembly and an outer shell mounted on the base;

[0007] The upper end of the power assembly is mounted in the outer shell through a screwing component, the screwing component comprises a buckling block arranged on the power assembly and a step part arranged on the outer shell, and by rotating the power assembly, the buckling block and the step part can be matched to fix the upper end of the power assembly.

[0008] The lower end of the power assembly is provided with a connecting hole, and the base is provided with a counterbore capable of being aligned with the connecting hole and being connected by a screw. Further, the connecting hole is a screw hole.

[0009] The power assembly comprises an annular support arranged at the upper end, the buckling block is arranged along the annular periphery of the annular support, and the bottom surface of the buckling block extends outward from the edge of the annular support to form a buckling surface.

[0010] The outer shell is provided with a ring hole for installing the annular support, and the step part is arranged on the inner wall of the ring hole, which comprises an abutting part capable of abutting with the buckling surface, and a limiting part arranged on one side of the abutting part for limiting the continuous movement of the buckling block.

[0011] The power assembly comprises a mounting support at the bottom, the connecting holes are uniformly arranged around the side of the mounting support, and the counterbore is arranged from the bottom to the top of the base, and the screw is connected and fixed with the connecting hole by rotating upward through the counterbore.

[0012] The mounting support is square, the connecting holes are uniformly arranged at the four top corners of the mounting support, the first side plate is formed between the connecting holes, the second side plate is arranged around the square on the base, and when the lower end of the power assembly is mounted on the base, the first side plate abuts on the inner side of the second side plate to be positioned.

[0013] The upper end of the outer shell is sunken to form a mounting cavity, the ring hole is arranged at the bottom of the mounting cavity, the upper end of the power assembly is provided with a rotating shaft, the rotating shaft is provided with a rotating connecting piece, and the rotating connecting piece is arranged above the annular support.

[0014] The bottom end of the outer shell is provided with a mounting edge for cooperating with the base, and the mounting edge is provided with a first positioning block and a second positioning block; the base is provided with an annular positioning groove, and the positioning groove is provided with a first positioning hole capable of cooperating with the first positioning block and a second positioning hole capable of cooperating with the second positioning block.

[0015] The base is further provided with a supporting hole, and the supporting hole is provided with a supporting leg; the supporting hole is arranged at the four corners of the square and located on the outer side of the counterbore.

[0016] The bottom of the power assembly is provided with a heat dissipation fan, and when the power assembly is mounted on the base, the heat dissipation fan is arranged in suspension.

[0017] The power assembly has the advantages that:

[0018] 1. When the power assembly is mounted, the annular support of the power assembly is aligned with the ring hole of the outer shell, and then a certain angle is rotated, the upper end of the power assembly is cooperated with the outer shell through the screwing assembly to fix the position in the up-down direction, the lower end of the power assembly is connected with the base counterbore through the connecting hole to realize the mounting and fixing of the base and the power assembly, and finally the outer shell is fixedly cooperated with the base.

[0019] 2. When the annular bracket is aligned and located within the annular hole, the annular bracket rotates, and the upper fastening block moves onto the abutment part of the stepped component, thus fixing the upper and lower positions of the annular bracket relative to the outer casing. The bottom of the powertrain is equipped with a mounting bracket and connecting holes. Screws only need to connect and engage with the countersunk holes in the base to secure the base. The countersunk holes extend upwards from the bottom of the base, allowing for screw locking from bottom to top. This provides a wider operating space, facilitating tool operation, and is particularly suitable for assembling compact equipment. The elimination of the need for additional high-precision connecting hole structures further simplifies the base molding process, reducing material usage and processing steps.

[0020] 3. The mounting bracket and base are positioned using the square first and second side plates. The square first side plate is inserted into the square second side plate, and the connecting holes and countersunk holes at the four corners are aligned accordingly. Furthermore, the evenly distributed design of the connecting holes, combined with the side plate positioning structure, disperses the load stress on the powertrain, improving overall torsional resistance.

[0021] 4. The outer casing and the base are secured by inserting a first positioning block into a first positioning hole and a second positioning block into a second positioning hole on the mounting edge, thereby fixing the outer casing relative to the base in the lateral direction. The design of the first and second positioning blocks prevents misalignment of the outer casing in the front-to-back direction.

[0022] 5. The installation sequence of this powertrain is as follows: First, install and secure the upper part of the powertrain to the housing to fix its vertical position. Next, align the positioning blocks of the housing with the positioning holes of the base to fix the housing to the base laterally. At this time, as the housing is installed, the first side plate at the lower end of the powertrain will also be installed inside the second side plate, i.e., the connecting holes are aligned with the countersunk holes. Finally, simply tighten the screws to complete the installation and fixation of the powertrain. The vertical position of the housing is fixed by the snap-fit ​​assembly, and the horizontal position is fixed by the base, thus completing the overall installation and fixation. Attached Figure Description

[0023] Figure 1 This is an exploded structural diagram of the mixer;

[0024] Figure 2 This is a cross-sectional view of the outer shell;

[0025] Figure 3 This is a structural diagram of the powertrain;

[0026] Figure 4 This is a schematic diagram of the structure of the powertrain bottom mounting bracket;

[0027] Figure 5 This is a structural diagram of the base;

[0028] Figure 6is the structural schematic view of the bottom of the outer shell body;

[0029] Figure 7 is the cross-sectional schematic view of the present blender. DETAILED DESCRIPTION

[0030] In order to make the technical problems solved by the utility model, the technical scheme adopted and the technical effects reached more clear, the technical scheme of the utility model will be further explained below in combination with the drawings and through specific embodiments. It can be understood that the specific embodiments described here are only used to explain the utility model, not to limit the utility model. In addition, it should be noted that only the parts related to the utility model are shown in the drawings for the convenience of description, not all.

[0031] With reference to Figure 1 , Figure 2 The utility model provides a kind of mounting structure of blender power assembly, including base 1, power assembly 2 and the outer shell body 3 of installation on base 1,

[0032] Power assembly 2 upper end is installed in outer shell body 3 by screwing buckle assembly, screwing buckle assembly includes the locking block 220 being arranged on power assembly 2, the step piece 4 being arranged in outer shell body 3, by rotating power assembly 2, can make locking block 220 cooperate with step piece 4 to fix power assembly 2 upper end;

[0033] With reference to Figure 5 Or Figure 7 Power assembly 2 lower end is provided with connecting hole 200, connecting hole 200 is screw hole, and base 1 is provided with counterbore 10 that can be aligned with connecting hole 200 and is connected by screw.

[0034] Specifically, when installing the power assembly, the annular support 22 of the power assembly 2 is aligned with the annular hole 31 of the outer shell body 3, and then rotated by a certain angle, and the upper end of the power assembly 2 is matched with the outer shell body 3 through the screwing buckle assembly to fix the position in the up-down direction. The lower end of the power assembly 2 is screwed and connected with the counterbore 10 of the base 1 through the connecting hole 200 to realize the installation and fixation of the base 1 and the power assembly 2, and finally the outer shell body 3 is fixedly matched with the base 1. The power assembly 2 is designed to be fixed at both ends, the position of the power assembly 2 is fixedly installed, the overall installation efficiency is high, and it is more convenient. Compared with the complex mold design of the traditional single long screw connecting hole, the mold development and processing cost is significantly reduced.

[0035] With reference to Figure 3 Power assembly 2 includes annular support 22 arranged at the upper end, locking block 220 is arranged along the annular side of annular support 22, and the bottom surface of locking block 220 extends outward from the edge of annular support 22 to form locking surface 2200;

[0036] With referenceFigure 2 The outer shell 3 is provided with a ring hole 31 for installing the annular support 22, and the stepped part 4 is arranged on the inner wall of the ring hole 31. The stepped part 4 comprises an abutting part 41 capable of abutting with the buckling surface 2200, and a limiting part 40 arranged on one side of the abutting part 41 to limit the movement of the buckling block 220.

[0037] With reference to Figure 4 , Figure 5 and Figure 7 , the power assembly 2 comprises a mounting support 20 at the bottom, and connecting holes 200 are uniformly arranged around the side of the mounting support 20. The counterbore 10 is arranged from the bottom to the top of the base 1, and the screw is connected and fixed upwardly through the counterbore 10 and the connecting hole 200.

[0038] Specifically, when the annular support 22 is aligned and located in the ring hole 31, the annular support 22 is rotated, and the buckling block 220 on the upper surface is moved above the abutting part 41 of the stepped part 4, so that the position of the annular support 22 is fixed relative to the outer shell 3. The mounting support 20 and the connecting hole 200 are arranged at the bottom of the power assembly 2, and the screw only needs to be connected and matched with the connecting hole 200 through the counterbore 10 of the base 1 to complete the fixation of the base 1. The counterbore 10 is arranged from the bottom to the top of the base 1, and the screw is locked from bottom to top. The operation space is more open, which is convenient for tool operation, and is especially suitable for compact equipment assembly scenes. Without the need for additional high-precision connecting hole structure, the base forming process is further simplified, and the material and processing procedures are reduced.

[0039] With reference to Figure 4 and Figure 5 , the mounting support 20 is square, the connecting holes 200 are uniformly arranged at the four corners of the mounting support 20, and the first side plate 21 is formed between the connecting holes 200. The second side plate 13 is arranged in a square shape on the base 1, and when the lower end of the power assembly 2 is mounted on the base 1, the first side plate 21 abuts against the inner side of the second side plate 13 for positioning.

[0040] With reference to Figure 2 , Figure 3 , the upper end of the outer shell 3 is sunken to form a mounting cavity 30, the ring hole 31 is arranged at the bottom of the mounting cavity 30, the upper end of the power assembly 2 protrudes a rotating shaft 23, the rotating shaft 23 is provided with a rotating connecting piece 24, and the rotating connecting piece 24 is arranged above the annular support 22.

[0041] Further, the positioning of the mounting support 20 and the base 1 is achieved by the square first side plate 21 and the second side plate 13. The square first side plate 21 is inserted into the square second side plate 13, and the four corner connecting holes 200 and the counterbores 10 are aligned. On the other hand, the uniform distribution of the connecting holes 200, combined with the side plate positioning structure, disperses the load stress of the power assembly and improves the overall torsional performance.

[0042] Referring to Figure 5 and Figure 6 , the bottom end of the outer shell 3 is formed with a mounting edge 32 for cooperating with the base 1, and the mounting edge 32 is provided with a first positioning block 320 and a second positioning block 321; the base 1 is provided with an annular positioning groove 11, and the positioning groove 11 is provided with a first positioning hole 110 capable of cooperating with the first positioning block 320 and a second positioning hole 111 capable of cooperating with the second positioning block 321.

[0043] Specifically, the cooperation of the outer shell 3 and the base 1 is achieved by inserting the first positioning block 320 of the mounting edge into the first positioning hole 110 and inserting the second positioning block 321 into the second positioning hole 111, so as to fix the outer shell 3 relative to the base 1 in the transverse direction. The design of the first positioning block 110 and the second positioning block 111 avoids the misassembly of the outer shell 3 in the front-back direction.

[0044] Referring to Figure 5 and Figure 7 , the base 1 is further provided with a support hole 12, and a support leg 120 is mounted on the support hole 12. The support hole 12 is arranged at the four corners in a square shape and is located outside the counterbore 10.

[0045] Referring to Figure 4 and Figure 7 , the bottom of the power assembly 2 is provided with a cooling fan 25, and when the power assembly 2 is mounted on the base 1, the cooling fan 25 is arranged in a suspended manner.

[0046] The installation sequence of the power assembly 2 is as follows: first, the upper end of the power assembly 2 is mounted and fixed with the outer shell 3, so as to fix the power assembly 2 in the up-down position; then, the positioning blocks of the outer shell 3 are aligned with the positioning holes of the base, so as to fix the outer shell 3 in the transverse direction of the base 1. At this time, the power assembly 2 is installed with the outer shell 3, and the first side plate 21 at the lower end of the power assembly 2 is also installed in the second side plate 13, that is, the connecting hole 200 is aligned with the counterbore 10; finally, only the screws need to be screwed, and the installation and fixation of the power assembly 2 can be completed. The up-down position of the outer shell 3 is fixed by the screwing assembly, and the transverse position is fixed by the base 1, and finally the overall installation and fixation is completed. In summary, through structural innovation, the application reduces production cost, improves assembly efficiency, enhances stability, and at the same time, considers heat dissipation optimization and maintenance convenience, fully solves the technical bottleneck existing in the traditional technology, and has significant industrial application value.

Claims

1. A mounting structure for a mixer power assembly, comprising a base (1), a power assembly (2), and a housing (3) mounted on the base (1), characterized in that, The upper end of the powertrain (2) is installed inside the housing (3) by a snap fastener assembly. The snap fastener assembly includes a snap block (220) on the powertrain (2) and a step member (4) on the housing (3). By rotating the powertrain (2), the snap block (220) and the step member (4) can cooperate to fix the upper end of the powertrain (2). The powertrain (2) has a connection hole (200) at its lower end, and the base (1) has a countersunk hole (10) that can be aligned with the connection hole (200) and connected with screws.

2. The installation structure of a mixer power assembly according to claim 1, characterized in that, The powertrain (2) includes an annular bracket (22) disposed at the upper end, and the fastening block (220) is disposed along the annular circumference of the annular bracket (22), and the bottom of the fastening block (220) extends outward from the edge of the annular bracket (22) to form a fastening surface (2200). The outer shell (3) has an annular hole (31) for mounting the annular bracket (22). The step member (4) is disposed on the inner wall of the annular hole (31). The step member (4) includes an abutting part (41) that can abut against the fastening surface (2200), and a limiting part (40) disposed on one side of the abutting part (41) to limit the continued movement of the fastening block (220).

3. The installation structure of a mixer power assembly according to claim 1, characterized in that, The powertrain (2) includes a mounting bracket (20) at the bottom, and the connecting holes (200) are evenly arranged around the side of the mounting bracket (20). The countersunk hole (10) is opened from bottom to top from the base (1), and the screw is connected and fixed to the connecting hole (200) by rotating upward through the countersunk hole (10).

4. The installation structure of a mixer power assembly according to claim 3, characterized in that, The mounting bracket (20) is square, and the connecting holes (200) are evenly arranged at the four corners of the mounting bracket (20). A first side plate (21) is formed between the connecting holes (200). A second side plate (13) is arranged around the base (1) in a square shape. When the lower end of the power assembly (2) is installed on the base (1), the first side plate (21) abuts against the inner side of the second side plate (13) for positioning.

5. The installation structure of a mixer power assembly according to claim 2, characterized in that, The upper end of the outer shell (3) is recessed to form an installation cavity (30). The annular hole (31) is opened at the bottom of the installation cavity (30). The upper end of the power assembly (2) has a rotating shaft (23). A rotating connector (24) is installed on the rotating shaft (23). The rotating connector (24) is located above the annular bracket (22).

6. The installation structure of a mixer power assembly according to claim 1, characterized in that, The bottom end of the outer shell (3) is formed with an installation edge (32) for cooperating with the base (1). The installation edge (32) is provided with a first positioning block (320) and a second positioning block (321). The base (1) is provided with an annular positioning groove (11). The positioning groove (11) is provided with a first positioning hole (110) that can cooperate with the first positioning block (320) and a second positioning hole (111) that can cooperate with the second positioning block (321).

7. The installation structure of a mixer power assembly according to claim 1, characterized in that, The base (1) is also provided with a support hole (12), and a support leg (120) is installed on the support hole (12). The support hole (12) is located at the four corners of a square and is located outside the sink hole (10).

8. The installation structure of a mixer power assembly according to claim 1, characterized in that, The powertrain (2) is provided with a cooling fan (25) at the bottom. When the powertrain (2) is installed on the base (1), the cooling fan (25) is suspended in the air.

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