Hydro-generator magnetic pole fixing structure

Abstract

The utility model discloses a magnetic pole fixing structure of a hydro-generator. The guide assembly comprises a fixed block, a connecting hole, a threaded rod and a connecting block; wherein the fixing blocks are fixed to the inner surface of the shell in a circumferential array mode, the connecting holes are formed in the bottom ends of any set of fixing blocks, and the threaded rods are connected to the interiors of the connecting holes in a threaded mode. Through the arranged guide assembly, when an outer rotor magnetic pole needs to be installed, firstly, a threaded rod is aligned with a connecting hole, a connecting block is rotated, the threaded rod is fixed into a fixing block, the guide effect can be achieved, the surface of the outer rotor magnetic pole is coated with mucilage glue, the outer rotor magnetic pole is fixed into a needed shell, then an installation rod is aligned with an installation hole, and the outer rotor magnetic pole is installed. When the outer rotor magnetic pole is installed, pushing force is applied to the connecting plate, the connecting plate is pushed into the installation groove, the fixing plate can be fixed to the bottom of the outer rotor magnetic pole, and the outer rotor magnetic pole can be rapidly and accurately installed to the needed position.

Description

Technical Field

[0001] The utility model relates to the technical field of hydro-generators, in particular to a magnetic pole fixing structure of a hydro-generator. Background Art

[0002] When the fixed magnetic pole structure is used to convert the kinetic energy of water into electrical energy, the fixed magnetic pole structure ensures the stable generation and change of the magnetic field, thereby exciting a stable electromotive force in the stator, improving the strength and uniformity of the magnetic field, and thus improving the power generation efficiency of the generator.

[0003] When installing the existing fixed structure, the magnetic poles need to be installed and distributed in a circular array. However, when installing the magnetic poles, extremely high skills are required to accurately install the magnetic poles to the required position, which increases the difficulty of the process. Therefore, it is necessary to provide a hydro-generator magnetic pole fixing structure to quickly and accurately install the magnetic poles to the required position. Utility Model Content

[0004] The purpose of the present utility model is to provide a hydro-generator magnetic pole fixing structure to solve the problem raised in the above-mentioned background technology that the existing fixing structure needs to install and distribute the magnetic poles in a circular array during installation, but when installing the magnetic poles, it is necessary to rely on extremely high skills to accurately install the magnetic poles to the required position, thereby increasing the difficulty of the process.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The utility model provides a magnetic pole fixing structure for a hydro-turbine generator, comprising: a main assembly including a housing; a guide assembly including fixing blocks, connecting holes, threaded rods, and connecting blocks. The fixing blocks are fixed to the inner surface of the housing in a circular array, the connecting holes are formed within the bottom ends of any group of the fixing blocks, the threaded rods are threadedly connected to the insides of the connecting holes, and the connecting blocks are fixed to the lower surfaces of the threaded rods.

[0007] Furthermore, mounting grooves are provided inside both sides of the connecting block, and mounting holes are provided inside both sides of the connecting block.

[0008] Furthermore, a mounting rod is fixed inside the mounting hole, a connecting plate is fixed inside the mounting groove, and a fixing plate is fixed on the upper surface of the connecting plate.

[0009] Furthermore, it also includes a reinforcement component, which includes a fixing frame, a limiting hole, a connecting column and a mounting plate;

[0010] The fixing frame is fixed on the inner surface of the shell in a circular array, the limiting holes are opened inside the fixing frame, the connecting columns are fixed inside the limiting holes, and the mounting plate is fixed on the lower surface of the connecting columns.

[0011] Furthermore, a connecting rod is fixed on the outer surface of the mounting plate, and a limiting plate is fixed on the outer surface of the connecting rod.

[0012] Furthermore, the outer rotor poles are fixed to the inner surface of the shell, the engine main shaft is rotatably connected inside the shell, the outer surface of the engine main shaft is fixed with a base flange, and the outer surface of the base flange is fixed with an inner stator core and windings.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] The utility model provides a guide assembly. When the outer rotor pole needs to be installed, first align the threaded rod with the connecting hole, rotate the connecting block, and fix the threaded rod to the inside of the fixing block, which can play a guiding role. Apply glue to the surface of the outer rotor pole and fix the outer rotor pole inside the required housing. Then align the mounting rod with the mounting hole, apply a pushing force to the connecting plate, push the connecting plate into the mounting groove, and fix the fixing plate to the bottom of the outer rotor pole. This solution can quickly and accurately install the outer rotor pole to the required position.

[0015] Based on the first beneficial effect, with the use of the reinforcement component, the surface of the connecting column is coated with glue, a pushing force is applied to the mounting plate, and the connecting column is inserted into the limiting hole to fix the mounting plate inside the fixing frame. At the same time, the limiting plate fits the outer rotor pole, thereby adding an extra layer of connection between the outer rotor pole and the outer casing. This solution can more stably fix the outer rotor pole to the desired position. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0018] Figure 2 This is a structural diagram of the outer rotor magnetic pole of the utility model;

[0019] Figure 3 This is a cross-sectional view of the outer rotor magnetic pole of the utility model;

[0020] Figure 4 This is a structural diagram of the reinforcement component of the utility model.

[0021] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0022] 11. Engine base flange; 12. Inner stator core and windings; 13. Outer rotor poles; 14. Casing; 15. Engine main shaft;

[0023] 21. Fixing block; 22. Connecting hole; 23. Threaded rod; 24. Connecting block; 25. Mounting slot; 26. Mounting hole; 27. Mounting rod; 28. Connecting plate; 29. Fixing plate;

[0024] 31. Fixed frame; 32. Limiting hole; 33. Connecting column; 34. Mounting plate; 35. Connecting rod; 36. Limiting plate. DETAILED DESCRIPTION

[0025] The specific implementation of the present invention will be described in detail below with reference to the accompanying drawings.

[0026] See also Figure 1-Figure 3 As shown, this embodiment is a hydro-generator magnetic pole fixing structure, comprising:

[0027] The main body assembly includes a housing 14;

[0028] The guide assembly includes a fixing block 21, a connecting hole 22, a threaded rod 23 and a connecting block 24;

[0029] The fixing blocks 21 are fixed to the inner surface of the housing 14 in a circular arrangement. The connecting holes 22 are formed inside the bottom ends of any group of the fixing blocks 21. The threaded rods 23 are threadedly connected to the insides of the connecting holes 22. The connecting blocks 24 are fixed to the lower surfaces of the threaded rods 23.

[0030] The fixing block 21 is used to guide the outer rotor pole 13 inside it, and the connecting hole 22 is used to receive and install the threaded rod 23. The threaded rod 23 serves as a guide to quickly install the fixing block 21 to the desired position. The connecting block 24 facilitates the application of rotational force to the threaded rod 23.

[0031] Mounting slots 25 are provided inside the connection block 24 on both sides, and mounting holes 26 are provided inside the connection block 24 on both sides;

[0032] The mounting groove 25 is used to receive and install the connecting plate 28, and the mounting hole 26 is used to receive and install the mounting rod 27;

[0033] A mounting rod 27 is fixed inside the mounting hole 26, a connecting plate 28 is fixed inside the mounting groove 25, and a fixing plate 29 is fixed on the upper surface of the connecting plate 28;

[0034] The mounting rod 27 is used to stably fix the connecting plate 28 inside the connecting block 24, and the fixing plate 29 is used to stably fix the outer rotor pole 13 to the inner surface of the housing 14;

[0035] The outer rotor poles 13 are fixed to the inner surface of the housing 14. The engine main shaft 15 is rotatably connected to the inside of the housing 14. The engine main shaft 15 is fixed to the outer surface of the engine base flange 11. The inner stator core and winding 12 are fixed to the outer surface of the base flange 11.

[0036] The outer rotor pole 13 is used to generate the main magnetic field, the engine main shaft 15 is used to bear the main load, and the base flange 11 is a key component connecting the main shaft with the inner stator core and winding 12. The inner stator core and winding 12 are converged through copper ring leads to output electrical power and complete the transmission of electrical energy.

[0037] When the outer rotor pole 13 needs to be installed, first align the threaded rod 23 with the connecting hole 22, rotate the connecting block 24, and fix the threaded rod 23 to the inside of the fixing block 21, which can serve as a guide. Apply glue to the surface of the outer rotor pole 13 and fix the outer rotor pole 13 to the desired inside of the housing 14. Then, align the mounting rod 27 with the mounting hole 26, apply a pushing force to the connecting plate 28, and push the connecting plate 28 into the inside of the mounting groove 25. Then, the fixing plate 29 can be fixed to the bottom of the outer rotor pole 13.

[0038] This step can quickly and accurately install the outer rotor pole 13 to the desired position.

[0039] See also Figure 1 、 Figure 2 and Figure 4 As shown, this embodiment is based on the above embodiment 1 and further includes a reinforcement component, which includes a fixing frame 31, a limiting hole 32, a connecting column 33 and a mounting plate 34;

[0040] The fixing frame 31 is fixed to the inner surface of the housing 14 in a circular arrangement, the limiting holes 32 are provided inside the fixing frame 31, the connecting posts 33 are fixed inside the limiting holes 32, and the mounting plate 34 is fixed to the lower surface of the connecting posts 33;

[0041] The fixing frame 31 is used to receive and install the mounting plate 34, and the interior of the limiting hole 32 is used to receive and install the connecting column 33. The connecting column 33 is used to stably fix the mounting plate 34 inside the fixing frame 31, and the mounting plate 34 is used to receive and install the connecting rod 35.

[0042] A connecting rod 35 is fixed to the outer surface of the mounting plate 34, and a limiting plate 36 is fixed to the outer surface of the connecting rod 35:

[0043] The connecting rod 35 is mounted on the mounting plate 34, and further mounted on the limiting plate 36. The limiting plate 36 is used to fix the outer rotor pole 13 more stably at the desired position.

[0044] After the outer rotor pole 13 is fixed, glue is applied to the surface of the connecting post 33, and a pushing force is applied to the mounting plate 34 to insert the connecting post 33 into the limiting hole 32, thereby fixing the mounting plate 34 inside the fixing frame 31. At the same time, the limiting plate 36 is fitted with the outer rotor pole 13, thereby adding an additional layer of connection between the outer rotor pole 13 and the housing 14.

[0045] This step can more stably fix the outer rotor pole 13 to the desired position.

[0046] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections or electrical connections; they may refer to direct connections or indirect connections through an intermediate medium; and they may refer to internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0047] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A magnetic pole fixing structure of a hydro-generator, characterized in that: include: A main body assembly, the main body assembly comprising a housing (14); A guide assembly, the guide assembly comprising a fixing block (21), a connecting hole (22), a threaded rod (23) and a connecting block (24); The fixing blocks (21) are fixed to the inner surface of the housing (14) in a circular arrangement, the connecting holes (22) are opened inside the bottom ends of any group of the fixing blocks (21), the threaded rods (23) are threadedly connected to the inside of the connecting holes (22), and the connecting blocks (24) are fixed to the lower surface of the threaded rods (23).

2. A hydro-generator magnetic pole fixing structure according to claim 1, characterized in that: Mounting grooves (25) are provided inside the two sides of the connecting block (24), and mounting holes (26) are provided inside the two sides of the connecting block (24).

3. A hydro-generator magnetic pole fixing structure according to claim 2, characterized in that: A mounting rod (27) is fixed inside the mounting hole (26), a connecting plate (28) is fixed inside the mounting groove (25), and a fixing plate (29) is fixed on the upper surface of the connecting plate (28).

4. The magnetic pole fixing structure of a hydro-generator according to claim 1, characterized in that: It also includes a reinforcement component, which includes a fixing frame (31), a limiting hole (32), a connecting column (33) and a mounting plate (34); The fixing frame (31) is fixed to the inner surface of the housing (14) in a circular arrangement, the limiting hole (32) is opened inside the fixing frame (31), the connecting column (33) is fixed inside the limiting hole (32), and the mounting plate (34) is fixed to the lower surface of the connecting column (33).

5. The magnetic pole fixing structure of a hydro-generator according to claim 4, characterized in that: A connecting rod (35) is fixed to the outer surface of the mounting plate (34), and a limiting plate (36) is fixed to the outer surface of the connecting rod (35).

6. The magnetic pole fixing structure of a hydro-generator according to claim 1, characterized in that: An outer rotor magnetic pole (13) is fixed to the inner surface of the housing (14), an engine main shaft (15) is rotatably connected inside the housing (14), a base flange (11) is fixed to the outer surface of the engine main shaft (15), and an inner stator core and winding (12) are fixed to the outer surface of the base flange (11).

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