Hydro-generator guide vane installation tool

Abstract

The utility model discloses a hydro-generator guide vane installation tool which comprises a supporting piece, two connecting rods arranged at the lower end of the supporting piece in a spaced mode, arc-shaped pieces oppositely arranged at the bottom ends of the two connecting rods, a through hole formed in the supporting piece in a penetrating mode, a nut arranged on the supporting piece and a screw matched with the nut. The arc-shaped piece is matched with the outer side wall of the water wheel; a mounting hole matched with a guide vane shaft sleeve of the generator is formed in the arc-shaped piece; one end of the screw rod is connected with the supporting piece, and the other end of the screw rod is connected with a generator guide vane shaft; by rotating the nut, the screw rod moves upwards to enable the generator guide vane shaft to penetrate through the generator guide vane shaft sleeve, and installation of the generator guide vane is achieved. According to the utility model, the nut is rotated to drive the screw rod to pull the generator guide vane shaft to extend out of the generator guide vane shaft sleeve, so that the installation of the guide vane is realized, and the installation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of a novel hydraulic generator guide vane installation tool, in particular to a hydraulic generator guide vane installation tool. Background Art

[0002] A hydroelectric generator is a generator that uses a turbine as the prime mover to convert water energy into electrical energy. When water flows through the turbine, it converts water energy into mechanical energy, and the turbine's shaft drives the generator's rotor, converting mechanical energy into electrical energy for output. It is the main power equipment for hydropower stations to produce electricity.

[0003] The Taiwan Bulb Crossflow Turbine Generator Set used in the hydropower station has a horizontal shaft arrangement. When the turbine runner of the unit is modified and repaired, the guide vane needs to be installed; in the prior art, the generator guide vane shaft is installed by mechanical force on the outer wall of the water wheel. When the guide vane is installed, it is difficult for the generator guide vane shaft to align through the generator guide vane shaft sleeve, resulting in low efficiency, unreliable construction period, and easy to cause equipment damage and personal injury accidents. Utility Model Content

[0004] In view of the defects in the prior art, the utility model provides a guide vane installation tool for a hydro-turbine generator, comprising: a support member, two connecting rods spaced apart at the lower end of the support member, an arc-shaped member relatively arranged at the bottom ends of the two connecting rods, a through hole penetrating the support member, a nut arranged on the support member, and a screw rod adapted to the nut;

[0005] The arc-shaped member is adapted to the outer side wall of the water wheel;

[0006] The arc-shaped member is provided with a mounting hole adapted to the generator guide vane sleeve;

[0007] One end of the screw is connected to the support member, and the other end is connected to the generator guide vane shaft;

[0008] By rotating the nut, the screw rod moves upward to pass the generator guide vane shaft through the generator guide vane sleeve, thereby achieving the installation of the generator guide vane.

[0009] Preferably, the two arc-shaped members are concentrically arranged.

[0010] Preferably, mounting holes are provided at both ends of the arc-shaped member.

[0011] Preferably, the support member and the connecting rod are formed by welding.

[0012] Preferably, a gasket is fixedly provided at the position of the support member located at the through hole.

[0013] Preferably, reinforcing ribs are provided on both sides of the support member and the connecting rod.

[0014] Preferably, a threaded through hole adapted to the screw is provided at the center of the generator guide vane shaft.

[0015] The utility model discloses a water turbine generator guide vane installation tool, which is used for facilitating the installation of the impeller guide vane. The guide vane installation tool is fixedly installed on the outer side wall of the water wheel, and the outer side wall of the water wheel is an inclined surface. When installing the generator guide vane, it is only necessary to fix the guide vane installation tool on the outer side wall of the water wheel, connect it with the generator guide vane shaft through one end of the screw rod, and drive the screw rod to pull the generator guide vane shaft out of the generator guide vane shaft sleeve by rotating the nut, so as to realize the installation of the guide vane and improve the installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of the hydraulic generator guide vane installation tool of the utility model;

[0018] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0019] Among them, 1. support member; 2. connecting rod; 3. arc-shaped member; 4. through hole; 5. nut; 6. screw; 7. washer; 8. water wheel; 9. generator guide vane sleeve; 10; generator guide vane; 11. generator guide vane shaft; 12. mounting hole; 13. reinforcing rib. DETAILED DESCRIPTION

[0020] The utility model is described in detail below in conjunction with specific embodiments. The following embodiments will help those skilled in the art to further understand the utility model, but do not limit the utility model in any form. It should be pointed out that for those of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the utility model. These all fall within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Reference Figures 1 to 3 , which is a specific embodiment proposed by the utility model.

[0025] The utility model provides a guide vane installation tool for a hydro-turbine generator, comprising: a support member 1, two connecting rods 2 arranged at intervals at the lower end of the support member 1, an arc-shaped member 3 arranged at the bottom ends of the two connecting rods 2, a through hole 4 penetrating the support member 1, a nut 5 arranged on the support member 1, and a screw 6 adapted to the nut 5; the arc-shaped member 3 is adapted to the outer wall of a water wheel 8; the arc-shaped member 3 is provided with a mounting hole 12 adapted to a generator guide vane sleeve 9; one end of the screw 6 is connected to the support member 1, and the other end is connected to a generator guide vane shaft 11; by rotating the nut 5, the screw 6 moves upward to pass the generator guide vane shaft 11 through the generator guide vane sleeve 9, thereby realizing the installation of the generator guide vane 10. By using a wrench to rotate the nut 5, the screw 6 moves upward to pull the generator guide vane shaft 11 through the generator guide vane sleeve 9, which is simple and labor-saving to install, and improves the installation efficiency.

[0026] In one embodiment, the two arc-shaped members 3 are concentrically arranged, and a space for installing the generator guide vane sleeve 9 is provided between the two arc-shaped members 3 .

[0027] In one embodiment, mounting holes 12 are provided at both ends of the arc-shaped member 3. The mounting holes 12 are waist-shaped holes for matching with the generator guide vane sleeve 9 to fix the guide vane installation tool of the hydro-generator.

[0028] In one embodiment, the support member 1 and the connecting rod 2 are formed by welding.

[0029] In one embodiment, a gasket 7 is fixedly provided at the position of the support member 1 located at the through hole 4, which is used to disperse the stress when the turbine generator guide vane installation tool is working, thereby improving safety.

[0030] In one embodiment, reinforcing ribs 13 are provided on both sides of the support member 1 and the connecting rod 2 .

[0031] In one embodiment, a threaded through hole adapted to the screw rod 6 is disposed at the center of the generator guide vane shaft 11 .

[0032] The utility model provides a guide vane installation tool for a water turbine generator, which is used to facilitate the installation of guide vanes on an impeller. The guide vane installation tool is fixedly installed on the outer side wall of a water wheel 8, and the outer side wall of the water wheel 8 is an inclined surface. When installing the generator guide vane 10, it is only necessary to fix the guide vane installation tool on the outer side wall of the water wheel 8, and connect it with the generator guide vane shaft 11 through one end of a screw rod 6. By rotating the nut 5, the screw rod 6 is driven to pull the generator guide vane shaft 11 out of the generator guide vane shaft sleeve 9, so that the guide vane is installed, thereby improving the installation efficiency.

[0033] The above contents are further detailed descriptions of the present invention in combination with specific implementation methods, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention.

Claims

1. A hydro-generator guide vane installation tool, characterized in that: include: A support member (1), two connecting rods (2) arranged at intervals at the lower end of the support member (1), an arc-shaped member (3) arranged at the bottom ends of the two connecting rods (2) opposite to each other, a through hole (4) penetrating the support member (1), a nut (5) arranged on the support member (1), and a screw (6) adapted to the nut (5); The arc-shaped member (3) is adapted to the outer side wall of the water wheel (8); The arc-shaped member (3) is provided with a mounting hole (12) adapted to the generator guide vane sleeve (9); One end of the screw rod (6) is connected to the support member (1), and the other end is connected to the generator guide vane shaft (11); By rotating the nut (5), the screw rod (6) moves upward to allow the generator guide vane shaft (11) to pass through the generator guide vane shaft sleeve (9), thereby achieving installation of the generator guide vane (10).

2. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: The two arc-shaped members (3) are concentrically arranged.

3. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: Mounting holes (12) are provided at both ends of the arc-shaped member (3).

4. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: The support member (1) and the connecting rod (2) are formed by welding.

5. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: A gasket (7) is fixedly provided at the position of the support member (1) located at the through hole (4).

6. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: Reinforcing ribs (13) are provided on both sides of the support member and the connecting rod (2).

7. The guide vane installation tool for a hydro-turbine generator according to claim 1, characterized in that: A threaded through hole adapted to the screw rod (6) is provided at the center of the generator guide vane shaft (11).

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