Heat-resistant motor stator

Abstract

The utility model belongs to the technical field of motor stators, and particularly relates to a heat-resistant motor stator which comprises a stator body and a protection ring, a limiting device is arranged in the protection ring, and the limiting device comprises four limiting screw rods, four limiting arc blocks and a sliding cylinder. And the limiting screw rod rotates in the protection ring to drive the limiting arc block to move horizontally. According to the heat-resistant motor stator, the stator body is sleeved with the protection ring and the sliding cylinder, the protection ring and the sliding cylinder are both made of aerogel felts, during installation, the sliding cylinder is pulled, so that the front end of the sliding cylinder exceeds the front end of the stator body, then a rotating rod is rotated, a threaded rod descends, and the stator body is installed. The threaded rod is tightly attached to the front end of the stator body, then the limiting screw is rotated, the limiting arc block slides in the sliding groove and abuts against the sliding cylinder, the positions of the sliding cylinder and the protection ring are kept relatively stable, and therefore the protection ring and the sliding cylinder can be conveniently disassembled and assembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor stator technical field especially relates to a heat -resisting type motor stator. BACKGROUND

[0002] In order to make the motor stator more heat -resistant, the stator surface is daubed with wear -resistant coating and heat -resistant coating in a kind of heat -resistant motor stator (application number: 202321205369.7) disclosed on Chinese patent network, but coating is worn on the one hand in long time use condition, leading to that stator heat -resistant becomes poor, on the other hand, when recoating after coating wear, it can lead to overall uneven daub, so that the heat -resistant of different parts of stator is different, leading to stator damage. SUMMARY

[0003] Based on the technical problem that existing motor stator heat -resistant coating is easily worn and leads to poor heat -resistance, the utility model provides a heat -resistant motor stator.

[0004] The utility model provides a heat -resistant motor stator, including stator body and protection ring, the inside of protection ring is provided with limiting device, the limiting device includes four limit screw, four limit arc block and sliding cylinder, the limit screw rotates in protection ring and drives limit arc block horizontal movement, limit arc block clamps the surface of sliding cylinder and makes sliding cylinder unable horizontal movement in protection ring.

[0005] Preferably, the inner side surface of the protection ring is slidably connected with the outer surface of the stator body, a sliding groove is formed in the interior of the protection ring, the sliding cylinder is slidably connected with the inner side surface of the protection ring, and the rear end surface of the sliding cylinder is slidably connected with the interior of the sliding groove.

[0006] Through the above technical scheme, the protection ring is sleeved outside the stator body to protect the stator body, and the sliding cylinder is clamped in the sliding groove to stably slide.

[0007] Preferably, the four limit screws are threadedly connected in the interior of the protection ring, the four limit screws are arranged in a ring array around the axis of the protection ring as an array center, and the four limit arc blocks are slidably inserted in the interior of the sliding groove.

[0008] Through the above technical scheme, the limit screw is rotated in the protection ring to drive the limit arc block to horizontally move in the sliding groove.

[0009] Preferably, the four limit arc blocks are arranged in a ring array around the axis of the protection ring as an array center, a rotating rod is fixedly installed on the outer surface of the limit screw, and the rotating rod is rotatably connected in the interior of the limit arc block.

[0010] Through the technical scheme, the rotating rod rotates in the limiting arc block, and the rotating of the limiting screw rod does not drive the limiting arc block to rotate.

[0011] Preferably, the outer surface of the rotating rod is fixedly installed with a rotating circular plate, the outer surface of the rotating circular plate is rotationally connected with the inner part of the limiting arc block, the front end outer surface of the sliding cylinder is fixedly installed with a fixed column, and four fixed columns are distributed in a ring array with the axis of the sliding cylinder as the array center.

[0012] Through the technical scheme, the rotating circular plate is clamped in the rotating of the limiting arc block, so that the rotating rod does not separate from the limiting arc block.

[0013] Preferably, the inner part of the four fixed columns is rotationally connected with a rotating rod, the lower surface of the rotating rod is fixedly installed with a threaded rod, and the outer surface of the threaded rod is screwedly connected with the inner wall of the fixed column.

[0014] Through the technical scheme, the rotating rod is rotated, the threaded rod is rotated in the fixed column, the threaded rod is moved up and down in the fixed column, clamped in the front end of the stator body, and the sliding cylinder is kept stable.

[0015] The beneficial effects of the utility model are:

[0016] By setting the limiting device, the protective ring and the sliding cylinder are sleeved outside the stator body, the materials of the protective ring and the sliding cylinder are aerogel felt, the hard plate made of aerogel felt is used, the sliding cylinder is pulled during installation, the front end of the sliding cylinder exceeds the front end of the stator body, then the rotating rod is rotated, the threaded rod is lowered, the threaded rod is tightly attached to the front end of the stator body, then the limiting screw rod is rotated, the limiting arc block is slid in the sliding groove, the sliding cylinder is resisted, and the positions of the sliding cylinder and the protective ring are kept relatively stable, so that the protective ring and the sliding cylinder can be conveniently disassembled and assembled, the protective ring and the sliding cylinder can be conveniently replaced when damaged, the heat resistance of the stator is ensured, and the effect of preventing the heat resistance of the motor stator from deteriorating is achieved. ACCURACY OF DRAWINGS

[0017] Fig. 1 A schematic view of the heat-resistant motor stator is provided for the utility model;

[0018] Fig. 2 A protective ring structure sectional view of the heat-resistant motor stator is provided for the utility model;

[0019] Fig. 3 A limiting arc block structure sectional view of the heat-resistant motor stator is provided for the utility model.

[0020] In the figure: 1, stator body; 2, protective ring; 21, sliding groove; 3, limiting screw; 31, rotating rod; 32, rotating disc; 4, limiting arc block; 5, sliding cylinder; 51, fixed column; 52, rotating rod; 53, threaded rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Referring to Figs. 1-3 A heat-resistant motor stator, comprising a stator body 1 and a protective ring 2, in order to ensure that the protective mechanism is stably installed outside the stator body 1, a limiting device is arranged inside the protective ring 2, the limiting device comprises four limiting screws 3, four limiting arc blocks 4 and a sliding cylinder 5, the limiting screw 3 rotates in the protective ring 2 to drive the limiting arc block 4 to move horizontally, and the limiting arc block 4 clamps the surface of the sliding cylinder 5 so that the sliding cylinder 5 cannot move horizontally in the protective ring 2.

[0023] In order to ensure that the sliding cylinder 5 is clamped in the sliding groove 21 to stably slide, the inner side surface of the protective ring 2 is slidably connected with the outer surface of the stator body 1, the sliding groove 21 is formed in the protective ring 2, the sliding cylinder 5 is slidably connected to the inner side surface of the protective ring 2, the rear end surface of the sliding cylinder 5 is slidably connected to the inside of the sliding groove 21, the protective ring 2 is sleeved outside the stator body 1 to protect the stator body 1, and the sliding cylinder 5 is clamped in the sliding groove 21 to stably slide.

[0024] In order to facilitate the horizontal movement of the limiting arc block 4 in the sliding groove 21, the four limiting screws 3 are threadedly connected to the inside of the protective ring 2, the four limiting screws 3 are arranged in a ring array with the axis of the protective ring 2 as the array center, the four limiting arc blocks 4 are slidably inserted into the inside of the sliding groove 21, the limiting screw 3 is rotated in the protective ring 2 to drive the limiting arc block 4 to move horizontally in the sliding groove 21.

[0025] In order to ensure that the limiting screw 3 rotates to drive the limiting arc block 4 to move without rotating the limiting arc block 4, the four limiting arc blocks 4 are arranged in a ring array with the axis of the protective ring 2 as the array center, the outer surface of the limiting screw 3 is fixedly installed with a rotating rod 31, the rotating rod 31 is rotatably connected to the inside of the limiting arc block 4, and the rotating rod 31 rotates in the limiting arc block 4, so that the limiting screw 3 rotates to drive the limiting arc block 4 to move without rotating the limiting arc block 4.

[0026] In order to ensure that the rotating rod 31 does not escape from the limiting arc block 4, the outer surface of the rotating rod 31 is fixedly provided with a rotating circular plate 32, the outer surface of the rotating circular plate 32 is rotatably connected with the inner part of the limiting arc block 4, the front end of the outer surface of the sliding cylinder 5 is fixedly provided with a fixed column 51, the four fixed columns 51 are arranged in a ring array with the axis of the sliding cylinder 5 as the array center, the rotating circular plate 32 is clamped in the limiting arc block 4 to rotate, so that the rotating rod 31 does not escape from the limiting arc block 4.

[0027] In order to ensure that the sliding cylinder 5 remains stable, the inner part of the four fixed columns 51 is rotatably connected with a rotating rod 52, the lower surface of the rotating rod 52 is fixedly provided with a threaded rod 53, the outer surface of the threaded rod 53 is threadedly connected with the inner wall of the fixed column 51, the rotating rod 52 is rotated to make the threaded rod 53 rotate in the fixed column 51, the threaded rod 53 moves up and down in the fixed column 51, and is clamped at the front end of the stator body 1, so that the sliding cylinder 5 remains stable.

[0028] By arranging the limiting device, the protective ring 2 and the sliding cylinder 5 are sleeved outside the stator body 1, the materials of the protective ring 2 and the sliding cylinder 5 are aerogel felt, the hard plate made of the aerogel felt is used, the sliding cylinder 5 is pulled during installation, the front end of the sliding cylinder 5 exceeds the front end of the stator body 1, then the rotating rod 52 is rotated, the threaded rod 53 is lowered, the threaded rod 53 is tightly attached to the front end of the stator body 1, then the limiting screw rod 3 is rotated, the limiting arc block 4 is slid in the sliding groove 21, the sliding cylinder 5 is pressed, and the positions of the sliding cylinder 5 and the protective ring 2 remain relatively stable, so that the protective ring 2 and the sliding cylinder 5 can be conveniently disassembled and assembled, the protective ring 2 and the sliding cylinder 5 can be conveniently replaced when damaged, the heat resistance of the stator is ensured, and the effect of preventing the heat resistance of the motor stator from deteriorating is achieved.

[0029] Working principle: the protective ring 2 and the sliding cylinder 5 are sleeved outside the stator body 1, the materials of the protective ring 2 and the sliding cylinder 5 are aerogel felt, the hard plate made of the aerogel felt is used, the sliding cylinder 5 is pulled during installation, the front end of the sliding cylinder 5 exceeds the front end of the stator body 1, then the rotating rod 52 is rotated, the threaded rod 53 is lowered, the threaded rod 53 is tightly attached to the front end of the stator body 1, then the limiting screw rod 3 is rotated, the limiting arc block 4 is slid in the sliding groove 21, the sliding cylinder 5 is pressed, and the positions of the sliding cylinder 5 and the protective ring 2 remain relatively stable, so that the protective ring 2 and the sliding cylinder 5 can be conveniently disassembled and assembled.

[0030] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A heat-resistant motor stator, comprising a stator body (1) and a protective ring (2), characterized in that: The protective ring (2) is equipped with a limiting device inside. The limiting device includes four limiting screws (3), four limiting arc blocks (4), and a sliding cylinder (5). The limiting screws (3) rotate inside the protective ring (2) to drive the limiting arc blocks (4) to move horizontally. The limiting arc blocks (4) jam the surface of the sliding cylinder (5) so that the sliding cylinder (5) cannot move horizontally inside the protective ring (2).

2. The heat-resistant motor stator according to claim 1, characterized in that: The inner surface of the protective ring (2) is slidably connected to the outer surface of the stator body (1). A groove (21) is provided inside the protective ring (2). The sliding cylinder (5) is slidably connected to the inner surface of the protective ring (2). The rear end surface of the sliding cylinder (5) is slidably connected to the inside of the groove (21).

3. A heat-resistant motor stator according to claim 2, characterized in that: The four limiting screws (3) are all threadedly connected inside the protective ring (2). The four limiting screws (3) are arranged in a ring array with the axis of the protective ring (2) as the array center. The four limiting arc blocks (4) are all slidably inserted into the slide groove (21).

4. A heat-resistant motor stator according to claim 1, characterized in that: The four limiting arc blocks (4) are arranged in a ring array with the axis of the protective ring (2) as the array center. A rotating rod (31) is fixedly installed on the outer surface of the limiting screw (3), and the rotating rod (31) is rotatably connected to the inside of the limiting arc block (4).

5. A heat-resistant motor stator according to claim 4, characterized in that: A rotating circular plate (32) is fixedly installed on the outer surface of the rotating rod (31). The outer surface of the rotating circular plate (32) is rotatably connected to the inside of the limiting arc block (4). A fixing column (51) is fixedly installed on the outer surface of the front end of the sliding cylinder (5). The four fixing columns (51) are arranged in a ring array with the axis of the sliding cylinder (5) as the array center.

6. A heat-resistant motor stator according to claim 5, characterized in that: Each of the four fixed columns (51) is rotatably connected to a rotating rod (52). A threaded rod (53) is fixedly installed on the lower surface of the rotating rod (52). The outer surface of the threaded rod (53) is threadedly connected to the inner wall of the fixed column (51).

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