一种永磁同步电机潜水泵

Abstract

本申请公开了一种永磁同步电机潜水泵，涉及潜水泵技术领域，其包括泵组件、至少两组辅助组件以及永磁同步电机，所述泵组件包括泵主体和泵端盖；每组辅助组件均包括固定体、转动体、连接体和伸缩体，固定体与泵端盖连接，固定体中开设有固定槽，固定槽的形状与转动体的形状相匹配，转动体转动设置在固定槽内，固定体上开设有第一避位槽，第一避位槽与固定槽连通，第一避位槽朝向泵端盖的外侧开设，连接体的一端穿过第一避位槽并与转动体连接，连接体的另一端与伸缩体连接；所述连接体能够在所述第一避位槽中滑动，使至少两个所述伸缩体组成锥形结构。本申请所述的永磁同步电机潜水泵能够实现永磁同步电机与泵主体的同轴对接，提高安装效率。

Claims

1. A permanent magnet synchronous motor submersible pump characterized by, include: The pump assembly (1) includes a pump body (11) and a pump end cover (12), wherein the pump body (11) is connected to the pump end cover (12); At least two sets of auxiliary components (2), each set of auxiliary components (2) includes a fixed body (21), a rotating body (22), a connecting body (23), and a telescopic body (24). The fixed body (21) is connected to the pump end cover (12). A fixing groove (211) is provided in the fixed body (211). The shape of the fixing groove (211) matches the shape of the rotating body (22). The rotating body (22) is rotatably disposed in the fixing groove (211). A first clearance groove is provided on the fixed body (21). (212), the first clearance groove (212) is connected to the fixed groove (211), the first clearance groove (212) is opened towards the outside of the pump end cover (12), one end of the connecting body (23) passes through the first clearance groove (212) and is connected to the rotating body (22), and the other end of the connecting body (23) is connected to the telescopic body (24); the connecting body (23) can slide in the first clearance groove (212) so that at least two of the telescopic bodies (24) form a conical structure; A permanent magnet synchronous motor (5) is connected to the pump end cover (12).

2. The permanent magnet synchronous motor submersible pump of claim 1, wherein: The pump end cover (12) includes: Top cover (121), the top cover (121) is connected to the permanent magnet synchronous motor (5); Bottom cover (122), the bottom cover (122) is connected to the pump body (11), and the fixing body (21) is connected to the bottom cover (122); Multiple connecting rods (123), one end of each connecting rod (123) is connected to the top cover (121), and the other end of each connecting rod (123) is connected to the bottom cover (122); The fixing body (21) is disposed between two adjacent connecting rods (123).

3. The permanent magnet synchronous motor submersible pump of claim 1, wherein: The telescopic body (24) includes: Telescopic sleeve (241), the telescopic sleeve (241) is connected to the connecting body (23), and at least one clearance hole (2411) is provided on the telescopic sleeve (241). Telescopic rod (242), which slides through the telescopic sleeve (241); At least one limiting rod (2421), one end of which is slidably inserted through the telescopic rod (242); At least one locking block (2422) is connected to the other end of the limiting rod (2421); At least one spring (2423) is sleeved on the outer periphery of the limiting rod (2421), one end of the spring (2423) is connected to the telescopic rod (242), and the other end of the spring (2423) is connected to the locking block (2422). The spring (2423) can drive the locking block (2422) away from the telescopic rod (242).

4. The permanent magnet synchronous motor submersible pump of claim 3, wherein: The end of the card block (2422) away from the spring (2423) is provided with an inclined guide surface.

5. The permanent magnet synchronous motor submersible pump of claim 3, wherein: A fixing plate (2424) is provided on the telescopic rod (242), and the fixing plate (2424) is connected to the pump end cover (12).

6. The permanent magnet synchronous motor submersible pump according to claim 5, characterized in that: The fixing plate (2424) is configured as an arc-shaped structure.

7. The permanent magnet synchronous motor submersible pump of claim 1, wherein: Each set of telescopic bodies (24) is provided with two sets of support components (3), and each set of support components (3) includes: Support sleeve (31), the support sleeve (31) is connected to the telescopic body (24), one of the two opposite sides of the support sleeve (31) is a closed surface and the other side is an open surface; Support rod (32), which is hinged to support sleeve (31); The opening surfaces of the two support sleeves (31) located in the same telescopic body (24) are arranged opposite each other.

8. The permanent magnet synchronous motor submersible pump of claim 7, wherein: Each set of support components (3) further includes a snap-fit ​​element (33), which is connected to the telescopic body (24), and the support rod (32) is snapped into the snap-fit ​​element (33).

9. The permanent magnet synchronous motor submersible pump of claim 7, wherein: The closed surface of the support sleeve (31) is set as an inclined surface.

10. The permanent magnet synchronous motor submersible pump of claim 1, wherein: It also includes a filter screen (4) which surrounds the outer periphery of the pump end cover (12).

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