Sealing waterproof protective housing of permanent magnet motor

Abstract

The utility model relates to the technical field of permanent magnet motor protection, and discloses a permanent magnet motor sealing waterproof protective housing comprising a permanent magnet motor body, the outer wall of the permanent magnet motor body is provided with a first housing and a second housing, the lower surface of the second housing is attached to the upper surface of the first housing, the outer wall of the first housing is fixedly connected with a hollow block, and the outer wall of the second housing is fixedly connected with the hollow block. A T-shaped plate is slidably connected to the interior of the hollow block, a first short rod is fixedly connected to the outer wall of the T-shaped plate, a connecting plate is rotatably connected to the outer wall of the first short rod, a second short rod is rotatably connected to the interior of the connecting plate, and a convex frame is fixedly connected to the outer wall of the second short rod. According to the utility model, through mutual cooperation among the hollow block, the mounting block, the T-shaped plate, the short rod I, the connecting plate, the short rod II, the convex frame, the spring and the sealing assembly, the housing I and the housing II are quickly mounted and dismounted, so that the motor is more convenient to maintain and overhaul, and the sealing performance and adaptability of the protective housing are enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to permanent magnet motor protection technical field especially relates to a permanent magnet motor sealing waterproof protective shell. BACKGROUND

[0002] Permanent magnet motor is a kind of motor using permanent magnet to generate magnetic field, with high efficiency, high power density and compact structure etc.Advantages.The rotor uses permanent magnet material, without external excitation, reduces energy loss and heating, suitable for electric vehicle, wind power generation, industrial drive etc.Field.Compared with traditional motor, permanent magnet motor is higher in efficiency under light load and partial load, energy-saving effect is remarkable, and runs smoothly.In order to protect the internal precision components of permanent magnet motor from moisture, dust and other pollutants, a sealing waterproof protective shell needs to be used.

[0003] Permanent magnet motor sealing waterproof protective shell is a protective structure specially designed for permanent magnet motor, plays a key role in the stable operation of motor, in the past technology, shell usually uses bolt and is fixed with motor, this mode needs accurate alignment and tightening, and installation process is complex and time-consuming, thereby increase the maintenance difficulty. UTILITY MODEL CONTENTS

[0004] In order to make up for the above insufficient, the utility model provides a kind of permanent magnet motor sealing waterproof protective shell, to improve the shell use bolt and be fixed with motor, installation process is complex and time-consuming, the problem of not being convenient for the maintenance of motor.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of permanent magnet motor sealing waterproof protective shell, including permanent magnet motor body, the outer wall of the permanent magnet motor body is provided with shell one and shell two, the lower surface of the shell two is attached to the upper surface of shell one, the outer wall of the shell one is fixedly connected with hollow block, the outer wall of the hollow block is slidably connected with mounting block, the outer wall of the mounting block is fixedly connected in the outer wall of shell two, the inside of the hollow block is slidably connected with T-shaped plate, the lower surface of the T-shaped plate is fixedly connected with spring, the lower side outer wall of the spring is fixedly connected in the inner wall of hollow block, the outer wall of the T-shaped plate is fixedly connected with short rod one, the outer wall of the short rod one is rotatably connected with connecting plate, the inside of the connecting plate is rotatably connected with short rod two, the outer wall of the short rod two is fixedly connected with convex frame, the rear side outer wall of the convex frame is slidably connected in the inside of mounting block, the inner wall of the shell two is provided with sealing assembly, the sealing assembly is used for the sealing between shell one and shell two.

[0007] Preferably, the sealing assembly includes a sealing ring, the outer wall of the sealing ring is fixedly connected to the inner wall of the shell two, and the lower side outer wall of the sealing ring is arranged on the inner wall of the shell one.

[0008] Preferably, the middle outer wall of the convex frame is slidingly connected to the interior of the hollow block, and the right outer wall of the convex frame is slidingly connected to the interior of the hollow block.

[0009] Preferably, the inner wall of the second shell is fixedly connected with an arc-shaped plate, the right outer wall of the arc-shaped plate is arranged on the outer wall of the permanent magnet motor body, and the left outer wall of the arc-shaped plate is arranged on the inner wall of the first shell.

[0010] Preferably, the front outer walls of the first shell and the second shell are each provided with a threaded groove, and the outer wall of the permanent magnet motor body is provided with a protective sleeve.

[0011] Preferably, the outer wall of the protective sleeve is fixedly connected with a threaded ring, and the inner wall of the threaded ring is threadedly connected to the inner wall of the threaded groove.

[0012] Preferably, the outer wall of the threaded ring is fixedly connected with a protective pad, and the outer wall of the protective pad is arranged on the outer walls of the first shell and the second shell.

[0013] Preferably, the inner wall of the protective sleeve is fixedly connected with a waterproof pad, and the rear outer wall of the waterproof pad is arranged on the front outer walls of the first shell and the second shell.

[0014] The utility model has the advantages of the following:

[0015] 1. In the utility model, the hollow block, the mounting block, the T-shaped plate, the short rod one, the connecting plate, the short rod two, the convex frame, the spring and the sealing assembly are matched with each other, the first shell and the second shell are quickly installed and disassembled, the maintenance and overhaul of the motor are more convenient, and the sealing performance and adaptability of the protective shell are enhanced.

[0016] 2. In the utility model, the protective sleeve, the threaded groove, the threaded ring, the protective pad, the waterproof pad and the arc-shaped plate are matched with each other, the waterproofness of the protective shell is enhanced, and the waterproofness and the sealing performance of the protective shell shaft outlet are improved. DRAWINGS

[0017] Figure 1 A perspective view of a permanent magnet motor sealing waterproof protective shell is provided for the utility model;

[0018] Figure 2 A hollow block internal structure sectional view schematic diagram of a permanent magnet motor sealing waterproof protective shell is provided for the utility model;

[0019] Figure 3 An arc-shaped plate local structure schematic diagram of a permanent magnet motor sealing waterproof protective shell is provided for the utility model;

[0020] Figure 4The utility model provides a kind of permanent magnet motor sealing waterproof protective shell's thread ring local structure schematic diagram.

[0021] Figure 5 The utility model provides a kind of permanent magnet motor sealing waterproof protective shell's protective sleeve local structure schematic diagram.

[0022] Legend:

[0023] 1, permanent magnet motor body;2, shell one;3, shell two;4, hollow block;5, mounting block;6, T-shaped plate;7, short rod one;8, connecting plate;9, short rod two;10, convex frame;11, spring;12, sealing ring;13, arc plate;14, thread groove;15, protective sleeve;16, thread ring;17, protective pad;18, waterproof pad. Specific implementation

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Reference Figure 1 And Figure 2 An embodiment provided by the utility model: a kind of permanent magnet motor sealing waterproof protective shell, including permanent magnet motor body 1, the outer wall of permanent magnet motor body 1 is provided with shell one 2 and shell two 3, the lower surface of shell two 3 is attached to the upper surface of shell one 2, the outer wall of shell one 2 is fixedly connected with hollow block 4, the outer wall of hollow block 4 is slidably connected with mounting block 5, the outer wall of mounting block 5 is fixedly connected in the outer wall of shell two 3, the inside of hollow block 4 is slidably connected with T-shaped plate 6, the lower surface of T-shaped plate 6 is fixedly connected with spring 11, the lower side outer wall of spring 11 is fixedly connected in the inner wall of hollow block 4, the outer wall of T-shaped plate 6 is fixedly connected with short rod one 7, the outer wall of short rod one 7 is rotatably connected with connecting plate 8, the inside of connecting plate 8 is rotatably connected with short rod two 9, the outer wall of short rod two 9 is fixedly connected with convex frame 10, the rear side outer wall of convex frame 10 is slidably connected in the inside of mounting block 5, the inner wall of shell two 3 is provided with sealing assembly, sealing assembly is used for the sealing between shell one 2 and shell two 3;Sealing assembly includes sealing ring 12, the outer wall of sealing ring 12 is fixedly connected in the inner wall of shell two 3, the lower side outer wall of sealing ring 12 is arranged in the inner wall of shell one 2;

[0026] Specifically, the hollow block 4 slides to the T-shaped plate 6 to achieve the effect of offset limit, and the T-shaped plate 6 is used to drive the connecting plate 8 through the short rod one 7 to pull the T-shaped plate 6, and under the limiting action of the short rod one 7 and the short rod two 9, the connecting plate 8 drives the convex frame 10 to move to the center of the T-shaped plate 6, so as to slide out of the inside of the mounting block 5 and no longer be limited, thereby achieving the effect of disassembling the shell one 2 and the shell two 3. The spring 11 is used for resetting the T-shaped plate 6, so that the convex frame 10 moves to the left and right sides. The right outer wall of the convex frame 10 is provided with a sliding block which slides in the hollow block 4, and at the same time, the hollow block 4 supports the convex frame 10. The surfaces of the shell one 2 and the shell two 3 are matched, and the sealing ring 12 is used to enhance the sealing effect of the protective shell.

[0027] With reference to Figure 2 and Figure 3 , the middle outer wall of the convex frame 10 is slidably connected in the hollow block 4, and the right outer wall of the convex frame 10 is slidably connected in the hollow block 4. The inner wall of the shell two 3 is fixedly connected with the arc-shaped plate 13, the right outer wall of the arc-shaped plate 13 is arranged on the outer wall of the permanent magnet motor body 1, and the left outer wall of the arc-shaped plate 13 is arranged on the inner wall of the shell one 2.

[0028] Specifically, the hollow block 4 limits the sliding of the convex frame 10, and the arc-shaped plate 13 is arranged to be elastic. After the shell one 2 and the shell two 3 are installed, the arc-shaped plate 13 isolates the moisture entering through the gap between the shell one 2 and the shell two 3 from contacting the permanent magnet motor body 1, thereby achieving the waterproof effect of the permanent magnet motor body 1, and also guiding the water downward.

[0029] With reference to Figure 4 and Figure 5 , the front outer walls of the shell one 2 and the shell two 3 are provided with threaded grooves 14, and the outer wall of the permanent magnet motor body 1 is provided with a protective sleeve 15. The outer wall of the protective sleeve 15 is fixedly connected with a threaded ring 16, and the inner wall of the threaded ring 16 is threadedly connected with the inner wall of the threaded groove 14. The outer wall of the threaded ring 16 is fixedly connected with a protective pad 17, and the outer wall of the protective pad 17 is arranged on the outer wall of the shell one 2 and the shell two 3. The inner wall of the protective sleeve 15 is fixedly connected with a waterproof pad 18, and the rear outer wall of the waterproof pad 18 is arranged on the front outer wall of the shell one 2 and the shell two 3.

[0030] Specific, with the threaded ring 16 and threaded groove 14, protective pad 17 and protective sleeve 15, screw on the front side of the shell 2 and shell 3 outer wall, so that the shaft outlet of the permanent magnet motor body 1 sealing, protective sleeve 15 on the shaft outlet of the permanent magnet motor body 1 preliminary waterproof, while the protective sleeve 15 and the shaft outlet of the permanent magnet motor body 1 gap, for the permanent magnet motor body 1 output end of the rotation, through the waterproof pad 18 on the permanent magnet motor body 1 and the protective shell shaft outlet further waterproof, protective pad 17 for preventing wear between the threaded ring 16 and the outer wall of the shell 2 and shell 3, the lower side of the shell 3 inside opening water groove, for discharge of the permanent magnet motor body 1 and the protective shell between the water may be generated.

[0031] Working principle: when using the protective shell, pull the T-shaped plate 6 on the spring 11 extrusion, drive the short rod 7 downward, under the action of the short rod 9, the connecting plate 8 drive short rod 9 and convex frame 10 to the center of the T-shaped plate 6, so that the outer wall of the hollow block 4 flat, at the same time through the shell 2 and shell 3 will be wrapped around the permanent magnet motor body 1, make the arc plate 13 and the outer wall of the permanent magnet motor body 1, prevent deviation of the installation of the shell 2 and shell 3, make the hollow block 4 and the installation block 5, release the T-shaped plate 6, under the rebound of the spring 11, drive the convex frame 10 to the outside of the hollow block 4, so as to slide into the inside of the installation block 5 for limiting, to the shell 2 and shell 3 reach the effect of fast installation, and under the action of the sealing ring 12, enhance the sealing between the shell 2 and shell 3, the protective sleeve 15 through the output end of the permanent magnet motor body 1, to the direction of the threaded groove 14, through the threaded ring 16 and threaded groove 14, the protective sleeve 15 is installed in the shell 2 and shell 3 shaft outlet, protective pad 17 on the threaded ring 16 protection, protective sleeve 15 on the shaft outlet of the shell 2 and shell 3 waterproof, waterproof pad 18 and protective sleeve 15, shell 2 and shell 3, so as to enhance the waterproof and sealing of the protective shell shaft outlet, the protective shell in the process of use not only fast installation and disassembly of the shell 2 and shell 3, facilitate the maintenance of the permanent magnet motor body 1, but also has the effect of realizing the protective sleeve 15 and waterproof pad 18, enhance the waterproof performance of the protective shell.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A sealed waterproof protective housing for a permanent magnet electric machine comprising a permanent magnet electric machine body (1), characterized in that: The outer wall of the permanent magnet motor body (1) is provided with shell one (2) and shell two (3), the lower surface of shell two (3) is attached to the upper surface of shell one (2), the outer wall of shell one (2) is fixedly connected with a hollow block (4), the outer wall of the hollow block (4) is slidably connected with a mounting block (5), the outer wall of the mounting block (5) is fixedly connected to the outer wall of shell two (3), the inside of the hollow block (4) is slidably connected with a T-shaped plate (6), the lower surface of the T-shaped plate (6) is fixedly connected with a spring (11), the lower side of the outer wall of the spring (11) is fixedly connected to the inner wall of the hollow block (4), the outer wall of the T-shaped plate (6) is fixedly connected with a short rod one (7), the outer wall of the short rod one (7) is rotatably connected with a connecting plate (8), the inside of the connecting plate (8) is rotatably connected with a short rod two (9), the outer wall of the short rod two (9) is fixedly connected with a convex frame (10), the rear side of the outer wall of the convex frame (10) is slidably connected inside the mounting block (5), the inner wall of the shell two (3) is provided with a sealing assembly, and the sealing assembly is used for sealing between the shell one (2) and the shell two (3).

2. A sealed, waterproof, protective housing for a permanent magnet electric machine as defined in claim 1, characterized in that: The sealing assembly comprises a sealing ring (12), the outer wall of the sealing ring (12) is fixedly connected to the inner wall of the shell two (3), and the lower side of the outer wall of the sealing ring (12) is arranged on the inner wall of the shell one (2).

3. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 1, characterized in that: The middle part of the outer wall of the convex frame (10) is slidably connected inside the hollow block (4), and the right side of the outer wall of the convex frame (10) is slidably connected inside the shell one (2).

4. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 1, characterized in that: The inner wall of the shell two (3) is fixedly connected with an arc-shaped plate (13), the right side of the outer wall of the arc-shaped plate (13) is arranged on the outer wall of the permanent magnet motor body (1), and the left side of the outer wall of the arc-shaped plate (13) is arranged on the inner wall of the hollow block (4).

5. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 4, characterized in that: The front side of the outer wall of the shell one (2) and the shell two (3) is provided with a threaded groove (14), and the outer wall of the permanent magnet motor body (1) is provided with a protective sleeve (15).

6. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 5, characterized in that: The outer wall of the protective sleeve (15) is fixedly connected with a threaded ring (16), and the inner wall of the threaded ring (16) is threadedly connected to the inner wall of the threaded groove (14).

7. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 6, characterized in that: The outer wall of the threaded ring (16) is fixedly connected with a protective pad (17), and the outer wall of the protective pad (17) is arranged on the outer wall of the shell one (2) and the shell two (3).

8. A sealed, waterproof, protective housing for a permanent magnet electric machine as set forth in claim 5, characterized in that: The inner wall of the protective sleeve (15) is fixedly connected with a waterproof pad (18), and the rear side of the outer wall of the waterproof pad (18) is arranged on the front side of the outer wall of the shell one (2) and the shell two (3).

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