Water cooling structure of permanent magnet speed regulator

Abstract

The utility model discloses a water cooling structure of a permanent magnet speed regulator. The water cooling structure comprises a water distribution box, a box body, a water baffle, a conductor rotor, a permanent magnet rotor, a load shaft and a motor shaft. The load shaft is concentric with the shaft of the motor shaft and synchronously rotates along with the motor shaft; the conductor rotor and the permanent magnet rotor are concentrically sleeved and are separated by an air gap; the conductor rotor is concentrically arranged on the load shaft; the conductor rotor is provided with a plurality of drain holes. The permanent magnet rotor is concentrically arranged on the motor shaft; during working, cooling water flows into the box body from the water distribution box, flows into the gap between the conductor rotor and the permanent magnet rotor along the water baffle and finally flows out, so that the cooling effect on heat generated by working rotation of the conductor rotor and the permanent magnet rotor is achieved. The device is simple in structure, convenient to transform, low in cost and suitable for popularization and use. The device is simple in structure, convenient to transform, low in cost and suitable for popularization and use.

Description

Technical Field

[0001] The utility model belongs to the field of magnetic wheel transmission, and in particular relates to a water cooling structure of a permanent magnet speed regulator. Background Art

[0002] Permanent magnet speed regulator is a device that uses magnetic force to achieve power transmission and speed regulation. It has the characteristics of simple structure, high reliability, and strong environmental adaptability. The permanent magnet speed regulator adjusts the magnetic field coupling area between the conductor rotor and the permanent magnet rotor through the adjustment mechanism, thereby changing the transmitted torque and speed. At present, the main problem of permanent magnet speed regulator in use is that the conductor rotor and the permanent magnet rotor will generate a lot of heat due to long-term work, which affects the long-term stable operation of the system, increases the maintenance cost of the permanent magnet speed regulator, and limits the use of the permanent magnet speed regulator. Utility Model Content

[0003] The utility model aims to solve the problems existing in the prior art, such as high maintenance cost and low reliability of the existing permanent magnet speed regulator, and provide a water cooling structure with simple structure and rapid temperature reduction.

[0004] The purpose of the utility model is solved by the following technical solutions:

[0005] Compared with the prior art, the utility model has the following advantages:

[0006] The water cooling structure of the permanent magnet speed regulator of the utility model, cooling water flows from the box, through the water inlet hole of the conductor rotor, and flows between the conductor rotor and the permanent magnet rotor, which has an energy-efficient cooling effect, a simpler structure, higher reliability, and lower operation and maintenance costs. The entire system has a simple structure, high reliability, easy transformation, low cost, and is suitable for promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Attached Figure 1 It is a two-dimensional structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0008] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0009] like Figure 1 As shown, a water cooling structure of a permanent magnet speed regulator comprises a water distribution box (1), a box body (2), a water baffle (3), a permanent magnet rotor (4), a conductor rotor (5), a load shaft (6), and a motor shaft (7).

[0010] The load shaft (6) is coaxially disposed on the motor shaft (7) and rotates synchronously with the motor shaft (7); the permanent magnet rotor (4) and the conductor rotor (5) are coaxially sleeved and separated by an air gap; the permanent magnet rotor (4) is concentrically disposed on the load shaft (6); the permanent magnet rotor (4) is provided with a plurality of water flow holes; and the conductor rotor (5) is concentrically disposed on the motor shaft (7).

[0011] During operation, cooling water flows from the water distribution box (1) into the box body (2), flows along the water baffle (3) into the gap between the permanent magnet rotor (4) and the conductor rotor (5), and finally flows out, thereby achieving a cooling effect on the heat generated by the working rotation of the permanent magnet rotor (4) and the conductor rotor (5).

[0012] The above embodiments are only for illustrating the technical idea of ​​the utility model, and cannot be used to limit the protection scope of the utility model. Any changes made on the basis of the technical solution in accordance with the technical idea proposed by the utility model shall fall within the protection scope of the utility model; any technology not involved in the utility model can be realized by existing technology.

Claims

1. A water cooling structure for a permanent magnet speed regulator, comprising a water distribution box (1), a housing (2), a water baffle (3), a permanent magnet rotor (4), a conductor rotor (5), a load shaft (6), and a motor shaft (7); characterized in that cooling water passes through the water distribution box (1) and flows along the water baffle (3) into the gap between the permanent magnet rotor (4) and the conductor rotor (5), and finally flows out from the housing (2).

2. The water cooling structure of a permanent magnet speed regulator according to claim 1 is characterized in that: The load shaft (6) is coaxially mounted on the motor shaft (7) and rotates synchronously with the motor shaft (7); the permanent magnet rotor (4) and the conductor rotor (5) are coaxially sleeved and separated by an air gap; the permanent magnet rotor (4) is concentrically arranged on the load shaft (6); the permanent magnet rotor (4) is provided with a plurality of water flow holes; the conductor rotor (5) is concentrically arranged on the motor shaft (7); when working, cooling water flows from the water distribution box (1) into the box body (2), flows along the water baffle (3) into the gap between the permanent magnet rotor (4) and the conductor rotor (5), and finally flows out, thereby achieving a cooling effect on the heat generated by the working rotation of the permanent magnet rotor (4) and the conductor rotor (5).

3. The water cooling structure of a permanent magnet speed regulator according to claim 1 is characterized in that: The permanent magnet rotor (4) and the conductor rotor (5) are always kept in concentric alignment; the water distribution box (1) is arranged on the side of the box body (2).

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