Rotary excitation rectification assembly of 8WM thermal power generator

Abstract

The utility model discloses an 8WM thermal power generator rotation excitation rectification assembly comprising an installation pedestal, the upper surface of the installation pedestal is provided with a rectification element, the top of the rectification element is provided with an aluminum radiator, the inner side of the aluminum radiator is provided with a conductive column, the outer surface of the conductive column is sleeved with a balance cushion block, and the balance cushion block is provided with a balance block. The upper surface of the mounting base is in threaded connection with four supporting stand columns, and spring washers are jointly arranged between the conductive column and the four supporting stand columns in a sleeving mode. According to the utility model, the aluminum radiator is fixed on the mounting base through the spring washers and the locking nuts on the four supporting columns, and the balance cushion block is pressed on the aluminum radiator through the conductive column, so that the balance cushion block can be used for absorbing the centrifugal force influence of the assembly in the rotation movement in a limited manner, and the stability of the rectification assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rectifier components, in particular to a rotating excitation rectifier component of an 8WM thermal power generator. Background Art

[0002] The rotating excitation rectifier components form a rectifier bridge, which is used in the generator excitation system. When AC is passed into the excitation system, the AC first passes through a rectifier bridge, which contains 4 rotating excitation rectifier components, and converts the AC into unidirectional DC. At this time, the DC power supply can be used to supply the excitation system. In the excitation system, when current is passed into the excitation winding, the rotor will generate a magnetic field.

[0003] At present, the rotating excitation rectifier assembly has a certain centrifugal force and vibration during the rotational motion, which has an adverse effect on the rectifier assembly, making the stability of the rectifier assembly poor. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a rotating excitation rectifier assembly for an 8WM thermal power generator.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an 8WM thermal power generator rotating excitation rectifier assembly, comprising a mounting base, a rectifier element is arranged on the upper surface of the mounting base, an aluminum radiator is arranged on the top of the rectifier element, a conductive column is arranged on the inner side of the aluminum radiator, a balancing pad is sleeved on the outer surface of the conductive column, four supporting columns are threadedly connected to the upper surface of the mounting base, and a spring washer is sleeved between the conductive column and the four supporting columns.

[0006] As a further description of the above technical solution:

[0007] The balancing pad is arranged in a "U" shape, and is composed of two horizontal sections and an arc section. The surfaces of the two horizontal sections are penetrated by a first set of holes adapted to the conductive columns.

[0008] As a further description of the above technical solution:

[0009] The spring washer includes an intermediate body, and four branch bodies are fixedly connected to the side wall of the intermediate body. The intermediate body is sleeved on the outer surface of the conductive column, and a second set of holes is opened through the surface of the intermediate body. The four branch bodies are respectively sleeved on the outer surfaces of four supporting columns, and a third set of holes is opened through the surface of the branch bodies.

[0010] As a further description of the above technical solution:

[0011] A positioning pin is fixedly connected to the bottom of the rectifying element, a positioning hole is opened on the upper surface of the mounting base, and the positioning pin is clamped inside the positioning hole.

[0012] As a further description of the above technical solution:

[0013] The outer surface of the support column is sleeved with a first outer insulation sleeve and a second outer insulation sleeve, the first outer insulation sleeve is located above the second outer insulation sleeve, and the lower surface of the spring washer is attached to the upper surface of the first outer insulation sleeve.

[0014] As a further description of the above technical solution:

[0015] The outer surface of the conductive column is threadedly connected with a clamping thread block, the clamping thread block is attached to the upper surface of the balancing pad, and the top end of the supporting column is threadedly connected with a locking nut.

[0016] The utility model has the following beneficial effects:

[0017] Compared with the prior art, the 8WM thermal generator rotating excitation rectifier assembly, the aluminum radiator is fixed to the mounting base through spring washers and locking nuts on four supporting columns, and the balancing pad is pressed on the aluminum radiator through a conductive column. The balancing pad can absorb the centrifugal force of the assembly in the rotational motion to a limited extent, thereby improving the stability of the rectifier assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a cross-sectional view of the rotating excitation rectifier assembly of the 8WM thermal power generator proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the balancing pad of the rotating excitation rectifier assembly of the 8WM thermal power generator proposed by the utility model;

[0020] Figure 3 The utility model is a schematic diagram of a spring washer of a rotating excitation rectifier assembly of an 8WM thermal power generator.

[0021] Legend:

[0022] 1. Mounting base; 2. Rectifier element; 3. Aluminum heat sink; 4. Conductive column; 5. Tightening thread block; 6. Balance pad; 7. Spring washer; 8. Support column; 9. Locking nut; 10. First outer insulation sleeve; 11. Second outer insulation; 12. Positioning pin; 61. Horizontal section; 62. Arc section; 71. Intermediate body; 72. Branch body. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figures 1 to 3 The utility model provides a 8WM thermal power generator rotary excitation rectifier assembly: comprising a mounting base 1, a rectifier element 2 is arranged on the upper surface of the mounting base 1, a positioning pin 12 is fixedly connected to the bottom of the rectifier element 2, a positioning hole is opened on the upper surface of the mounting base 1, the positioning pin 12 is clamped inside the positioning hole, an aluminum radiator 3 is arranged on the top of the rectifier element 2, and a conductive column 4 is arranged on the inner side of the aluminum radiator 3;

[0025] Reference Figure 2 In order to achieve the purpose of installing the balancing pad 6, the outer surface of the conductive column 4 is sleeved with the balancing pad 6, the balancing pad 6 is set in a "U" shape, and the balancing pad 6 consists of two horizontal sections 61 and an arc section 62. The surfaces of the two horizontal sections 61 are penetrated by a first set of holes adapted to the conductive column 4;

[0026] Reference Figure 3 In order to achieve the purpose of installing the spring washer 7, the upper surface of the mounting base 1 is threadedly connected with four supporting columns 8, and a spring washer 7 is sleeved between the conductive column 4 and the four supporting columns 8. The spring washer 7 includes an intermediate body 71, and four branch bodies 72 are fixedly connected to the side wall of the intermediate body 71. The intermediate body 71 is sleeved on the outer surface of the conductive column 4, and a second set of holes is opened through the surface of the intermediate body 71. The four branch bodies 72 are respectively sleeved on the outer surfaces of the four supporting columns 8, and a third set of holes is opened through the surface of the branch bodies 72;

[0027] Reference Figure 1 In order to achieve the purpose of pressing the balancing pad 6 and the spring washer 7, the outer surface of the supporting column 8 is provided with a first outer insulating sleeve 10 and a second outer insulating sleeve 11, the first outer insulating sleeve 10 is located above the second outer insulating sleeve 11, the lower surface of the spring washer 7 is attached to the upper surface of the first outer insulating sleeve 10, the outer surface of the conductive column 4 is threadedly connected with a clamping thread block 5, the clamping thread block 5 is attached to the upper surface of the balancing pad 6, and the top of the supporting column 8 is threadedly connected with a locking nut 9.

[0028] Working principle:

[0029] When in use, the aluminum radiator 3 is fixed to the mounting base 1 through the spring washers 7 and the locking nuts 9 on the four supporting columns 8. The balancing pad 6 is pressed on the aluminum radiator 3 through the conductive column 4. The balancing pad 6 can absorb the centrifugal force of the component in the rotational motion to a limited extent, thereby improving the stability of the rectifier component.

[0030] Finally, it should be noted that the above is only 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 can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

A 1.8WM thermal power generator rotary excitation rectifier assembly comprises a mounting base (1), characterized in that: A rectifier element (2) is arranged on the upper surface of the mounting base (1), an aluminum heat sink (3) is arranged on the top of the rectifier element (2), a conductive column (4) is arranged on the inner side of the aluminum heat sink (3), a balancing pad (6) is sleeved on the outer surface of the conductive column (4), four supporting columns (8) are threadedly connected to the upper surface of the mounting base (1), and a spring washer (7) is sleeved between the conductive column (4) and the four supporting columns (8).

2. The 8WM thermal power generator rotating excitation rectifier assembly according to claim 1 is characterized in that: The balancing pad (6) is arranged in a "U" shape, and is composed of two horizontal sections (61) and an arc section (62). The surfaces of the two horizontal sections (61) are both penetrated by a first set of holes that are compatible with the conductive pillars (4).

3. The 8WM thermal power generator rotating excitation rectifier assembly according to claim 1 is characterized in that: The spring washer (7) comprises an intermediate body (71), four branch bodies (72) are fixedly connected to the side wall of the intermediate body (71), the intermediate body (71) is sleeved on the outer surface of the conductive column (4), a second set of holes is penetrated through the surface of the intermediate body (71), and the four branch bodies (72) are respectively sleeved on the outer surfaces of four supporting columns (8), and a third set of holes is penetrated through the surface of the branch bodies (72).

4. The 8WM thermal power generator rotating excitation rectifier assembly according to claim 1 is characterized in that: A positioning pin (12) is fixedly connected to the bottom of the rectifying element (2), a positioning hole is provided on the upper surface of the mounting base (1), and the positioning pin (12) is clamped inside the positioning hole.

5. The 8WM thermal power generator rotating excitation rectifier assembly according to claim 1 is characterized in that: The outer surface of the support column (8) is provided with a first outer insulating sleeve (10) and a second outer insulating sleeve (11); the first outer insulating sleeve (10) is located above the second outer insulating sleeve (11); and the lower surface of the spring washer (7) is attached to the upper surface of the first outer insulating sleeve (10).

6. The 8WM thermal power generator rotating excitation rectifier assembly according to claim 1 is characterized in that: The outer surface of the conductive column (4) is threadedly connected to a clamping thread block (5), the clamping thread block (5) is fitted on the upper surface of the balancing pad (6), and the top end of the supporting column (8) is threadedly connected to a locking nut (9).

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