CN221597575U - Aluminum alloy labyrinth shell of motor - Google Patents

Abstract

The utility model discloses an aluminum alloy labyrinth outer shell of a motor, which comprises a shell and a sealing cover, wherein the shell is of an aluminum profile extrusion structure, the shell comprises an inner shell, an outer shell and a heat dissipation baffle plate which integrally connects the inner shell and the outer shell, and the shell and the sealing cover are sealed in a matched manner, so that a cooling cavity for cooling liquid to flow up and down is formed between the inner shell and the outer shell. The cross section geometry of any part of the shell is the same, through the design, the shell can be directly extruded and stretched to form, a heat dissipation enhancement structure in a cooling cavity is not needed to be punched and milled manually and time-consuming, the temperature of the part of the inner shell closest to a generator heating unit is the highest, a heat dissipation baffle can well conduct the temperature on the inner shell to cooling liquid and an outer shell, and the outer shell can also generate heat exchange with the cooling liquid, so that the heat dissipation efficiency is greatly enhanced.

Description

Aluminum alloy labyrinth shell of motor

Technical Field

The utility model belongs to the field of generators, and particularly relates to an aluminum alloy labyrinth outer shell of a motor.

Background

Nowadays, the demand of human society for electric energy is higher and higher, the power of electric appliances is also increased step by step, the generator is used as power generation equipment applied to building construction and transportation or a standby power supply for families and offices, the power of the generator is continuously coded, the increase of the power of the generator also means that the higher the heat dissipation demand of the generator is, in order to cope with the problem, a part of the generator is improved into a water cooling structure by a traditional air cooling structure, various structures are punched and milled in a cooling cavity of the generator to enhance the heat dissipation efficiency, the process flow of punching and milling is complex, the cost is too high, and the mass production is not facilitated, so that the aluminum alloy labyrinth shell of the motor needs to be provided.

Disclosure of utility model

The utility model aims to provide an aluminum alloy labyrinth outer shell of a motor, which aims to solve the technical problems that a part of generators are improved into a water-cooling structure by a traditional air-cooling structure, various structures are punched and milled in a cooling cavity of the generator to enhance heat dissipation efficiency, and the punching and milling process is complex in flow and too high in cost, so that mass production is not facilitated.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows:

The utility model provides an aluminum alloy maze shell body of motor, includes casing and closing cap, the casing is aluminium alloy extrusion structure, the casing include inner shell, shell and will the inner shell with the heat dissipation baffle that the shell links as an organic whole, the casing with the closing cap cooperation is sealed for form between the inner shell with the cooling chamber that can supply the coolant liquid to link up from top to bottom to flow. The cross section geometry of any part of the shell is the same, through the design, the shell can be directly extruded and stretched to form, a heat dissipation enhancement structure in a cooling cavity is not needed to be punched and milled manually and time-consuming, the temperature of the part of the inner shell closest to a generator heating unit is the highest, a heat dissipation baffle can well conduct the temperature on the inner shell to cooling liquid and an outer shell, and the outer shell can also generate heat exchange with the cooling liquid, so that the heat dissipation efficiency is greatly enhanced.

Further, the hollow sealing cover comprises an inner cover and an outer cover, wherein the inner cover is connected with the outer cover through a connecting column, a gap exists between the inner cover and the outer cover, the inner cover is matched and sealed with the inner shell of the shell, and the outer cover is matched and sealed with the outer shell. Through such design, under the condition that the communication port is not formed in the heat dissipation partition plate, if the end part of the shell is integrally sealed, the small spaces of the cooling cavity separated by the heat dissipation partition plate cannot be communicated, the cooling liquid cannot circulate, and the hollow sealing cover can provide a flowing space for the cooling liquid at the end part position.

Further, a communication port is formed in the heat dissipation partition plate, and the communication port connects the cooling cavities separated by the heat dissipation partition plate into a whole. Through such design, the opening of the communication port can be matched and installed with the shell without using a hollow sealing cover with special structure, and the communication ports of the heat dissipation partition plates connect the cooling cavity into a whole.

Further, a solid cover is included that integrally seals the housing ends. Compared with a hollow sealing cover, the solid sealing cover has the advantages of simpler structure, less complex process and low cost.

Furthermore, the communication ports are only arranged on each heat dissipation partition plate, and the communication ports of each group of adjacent heat dissipation partition plates are arranged at different ends of the heat dissipation partition plates. Through the design, the running route of the cooling liquid in the cooling cavity is s-shaped, and each cooling liquid has sufficient path to exchange heat with the shell and the heat dissipation partition plate.

Further, the shell is also provided with a water inlet and a water outlet, and the water inlet and the water outlet penetrate through the shell. The water inlet and the water outlet enable the cooling liquid in the cooling cavity to circulate, so that the lower temperature is maintained all the time, and the heat dissipation capacity is enhanced.

Further, the water inlet is arranged at the bottom of the shell close to the ground, and the water outlet is arranged at the highest point of the shell far away from the bottom surface. By such a design, the cooling liquid can only fill the entire cooling chamber.

Furthermore, the lower part of the shell is also matched with a mounting bracket, and the bracket is matched with the shape of the shell by the mounting part matched with the shell.

Further, the shell is made of aluminum alloy.

The beneficial effects of the utility model are as follows: the shell can be directly extruded and stretched to be formed, a heat dissipation enhancement structure in the cooling cavity is not needed to be punched and milled manually and time-consuming, the temperature of the part of the inner shell closest to the generator heating unit is highest, the heat dissipation baffle can well conduct the temperature on the inner shell to cooling liquid and the outer shell, and the outer shell can also exchange heat with the cooling liquid, so that the heat dissipation efficiency is greatly enhanced.

Drawings

FIG. 1 is a schematic cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view of the inner structure of the uncapping device of the present utility model;

FIG. 4 is a schematic view of a hollow closure of the present utility model;

FIG. 5 is a schematic view of a solid cover according to the present utility model;

FIG. 6 is a schematic view of a planing surface according to the present utility model;

FIG. 7 is a schematic view of the structure of the inner shell and the heat dissipation partition plate and the communication port (arrows indicate the flowing direction of the cooling liquid);

FIG. 8 is a schematic view of a shell structure which can be produced as a profile according to embodiment 3 of the present utility model;

The figure indicates: 1. a housing; 2. a cover; 3. an inner case; 4. a housing; 5. a heat-dissipating partition; 6. a cooling chamber; 7. a hollow cover; 8. an inner cover; 9. an outer cover; 11. a communication port; 12. a solid cover; 13. a water inlet; 14. a water outlet; 15. a bracket; 16. and (5) connecting the columns.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

As shown in fig. 1 to 8:

example 1

The utility model provides an aluminum alloy maze shell 4 body 1 of motor, includes casing 1 and closing cap 2, the casing is aluminium alloy extrusion structure, casing 1 includes inner shell 3, shell 4 and will inner shell 3 with the heat dissipation baffle 5 that shell 4 links as an organic whole, casing 1 with closing cap 2 cooperation is sealed, makes inner shell 3 with form between the shell 4 and can supply the cooling chamber 6 of coolant liquid vertical through-flow.

Including hollow closing cap 7, hollow closing cap 7 includes inner cup 8 and enclosing cover 9, inner cup 8 with enclosing cover 9 passes through spliced pole 16 and is connected, inner cup 8 with there is the space between the enclosing cover 9, inner cup 8 and casing 1 inner shell 3 cooperation is sealed, enclosing cover 9 with shell 4 cooperation is sealed.

The implementation manner of the embodiment is as follows:

In embodiment 1, the heat dissipation partition 5 of the shell 1 is shaped like a section, and the communication port 11 is not formed, if the end of the shell 1 is directly sealed by using the common sealing cover 2 (the whole surface of the end of the shell 1 is in sealing connection with the sealing cover 2), in this case, the areas separated by the cooling cavity 6 by the heat dissipation partition 5 cannot be communicated with each other, and the cooling liquid cannot flow in the whole cooling cavity 6, so that a special hollow sealing cover 7 is designed, and the outer cover 9 and the inner cover 8 of the hollow sealing cover 7 are respectively connected with the outer shell 4 and the inner shell 3 of the shell 1 in a matching way, and the gap of the sealing cover 2 is not cooled in the whole cooling cavity 6.

Example 2

The cooling partition plate 5 is provided with a communication port 11, and the communication port 11 connects the cooling cavities 6 separated by the cooling partition plate 5 into a whole.

Comprising a solid cover 12, said solid cover 12 sealing the whole of the end of the housing 1.

The communication ports 11 are only arranged on each heat dissipation partition board 5, and the communication ports 11 of each group of adjacent heat dissipation partition boards 5 are arranged at different ends of the heat dissipation partition boards 5.

The shell 1 is also provided with a water inlet 13 and a water outlet 14, and the water inlet 13 and the water outlet 14 penetrate through the shell 4.

The water inlet 13 is arranged at the bottom of the shell 1 close to the ground, and the water outlet 14 is arranged at the highest point of the shell 1 far away from the bottom surface.

The lower part of the shell 1 is also matched with a mounting bracket 15, and the shape of the mounting bracket 15 and the shell 1 is matched with that of the shell 1.

The shell 1 is made of an aluminum alloy section.

The implementation manner of the embodiment is as follows:

In embodiment 2, the communication ports 11 are formed in the heat dissipation partition plates 5, the communication ports 11 can communicate the cooling cavities 6 separated by the heat dissipation partition plates 5 into a whole, at this time, the hollow sealing cover 7 with a relatively complex structure is not required to be installed, the whole end face of the shell 1 is sealed only by using the simple sealing cover 2, the cooling liquid can flow from the communication ports 11, the communication ports 11 between the adjacent heat dissipation partition plates 5 are not positioned at the same end, the flow of the cooling liquid is changed into an s-type, and the area of the cooling cavity 6 through which each cooling liquid can flow is maximized and fully utilized.

Example 3

As shown in fig. 8, can be produced as a profile.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (9)

1. The utility model provides an aluminum alloy maze shell body of motor, its characterized in that, includes casing (1) and closing cap (2), the casing is aluminium alloy extrusion structure, casing (1) include inner shell (3), shell (4) and will inner shell (3) with heat dissipation baffle (5) as an organic whole are even to shell (4), casing (1) both ends with closing cap (2) cooperation is sealed, makes enclose between inner shell (3), shell (4) and closing cap (2) and close and form cooling chamber (6) that can supply the coolant liquid to link up flow from top to bottom.

2. The aluminum alloy labyrinth casing as claimed in claim 1, characterized in that the cover (2) comprises a hollow cover (7), the hollow cover (7) comprising an inner cover (8) and an outer cover (9), the inner cover (8) and the outer cover (9) being connected by a connecting post (16), a gap being present between the inner cover (8) and the outer cover (9), the gap being in communication with the cooling chamber, the inner cover (8) being sealed in cooperation with the inner shell (3) of the casing (1), the outer cover (9) being sealed in cooperation with the outer shell (4); the inner shell, the outer shell and the heat dissipation baffle are consistent in axial length.

3. The aluminum alloy labyrinth casing as claimed in claim 1, wherein the heat dissipation partition plate (5) is provided with a communication port (11), and the communication port (11) connects the cooling cavity (6) into a whole.

4. An aluminium alloy labyrinth casing for an electric machine according to claim 3, characterized by comprising a solid cover (12), said solid cover (12) sealing the whole of the casing (1) end.

5. An aluminium alloy labyrinth casing as claimed in claim 3, characterized in that said communication openings (11) are provided only one for each of said heat-dissipating partitions (5), and that the communication openings (11) of each group of adjacent heat-dissipating partitions (5) are provided at different ends of the heat-dissipating partitions (5).

6. The aluminum alloy labyrinth outer housing of an electric motor according to claim 1, characterized in that the housing (1) is further provided with a water inlet (13) and a water outlet (14), the water inlet (13) and the water outlet (14) being arranged through the housing (4).

7. The aluminum alloy labyrinth outer housing of an electric motor according to claim 6, wherein the water inlet (13) is provided at the bottom of the housing (1) close to the ground, and the water outlet (14) is provided at the highest point of the housing (1) away from the bottom surface.

8. The aluminum alloy labyrinth outer housing of an electric motor according to claim 1, characterized in that a mounting bracket (15) is also fitted under the housing (1), and the mounting portion of the bracket (15) and the housing (1) is fitted with the shape of the housing (1).

9. An aluminium alloy labyrinth outer casing for an electric machine according to claim 1, characterized in that the casing (1) is a profile of aluminium alloy.