CN217445114U - Vertical hydraulic generator copper ring lead wire auxiliary supporting device - Google Patents

Abstract

The utility model discloses a vertical hydraulic generator copper ring lead wire auxiliary stay device comprises mount, bearing board, fastening bolt A, fastening nut A, fastening bolt B, fastening nut B wholly, and the bearing board is placed on the mount right side to top-down glues the jail with the mount chucking, reuses fastening bolt A, fastening nut A, fastening bolt B, fastening nut B with the mount tight with the end hoop support, accomplishes the installation. The utility model is suitable for a small-capacity vertical water turbine generator set, adopts the suspension type fixing principle, suspends the whole device on the end hoop support, and provides a stable bearing and supporting effect for the copper ring lead; and simultaneously, the utility model discloses need not the welding on generator tooth clamp plate, place the position nimble, can adjust according to actual conditions, it is big, occupy a large amount of laying the space and lead to overhauing the not enough scheduling problem of space to have avoidd traditional copper ring support building site welding volume, have simple structure, with low costs, stability is good, characteristics such as installation dismantlement convenience simultaneously.

Description

Vertical hydraulic generator copper ring lead wire auxiliary supporting device

Technical Field

The utility model relates to a vertical hydraulic generator field especially relates to a vertical hydraulic generator copper ring lead wire auxiliary stay device.

Background

Three-phase alternating current electric energy generated by the vertical hydraulic generator needs to be led out from the stator bar to a power station generating primary terminal by taking a copper ring lead as a carrier, the copper ring lead is laid on a generator tooth pressing plate, and the three-phase alternating current electric energy generating device has the following three characteristics: firstly, the number of longitudinal layers is large, and according to the structural characteristics, electric energy needs to be led out from different stator bars in a stator core, so that the number of copper ring leads is generally 4-12, and nearly 20 layers are provided; secondly, the laying distance is long, and because the stator bars in the stator iron core are uniformly distributed on the circumference by taking the center of the generator as the center of a circle, some copper ring leads need to be laid for 180 degrees by taking the center line of the generator as the original center of a circle according to the structural requirement, and the span and the perimeter can reach more than 10 meters. Based on the characteristics of a large number of copper ring lead laying layers, large span and long distance, the supports welded on the generator tooth pressing plate and uniformly distributed on the circumference are generally adopted for supporting and fixing, but because the height of the generator tooth pressing plate is limited and the space is short, when the fixing mode is installed, each support needs to be subjected to construction site matched cutting and welding, the workload is large, the welding strength is large, and the operation difficulty is large; after the copper ring lead is supported and fixed by the mode, the support uniformly distributed at equal intervals on the circumference is welded on the generator tooth pressing plate and cannot be detached and removed, so that the overhauling operation space on the generator tooth pressing plate is greatly influenced, the generator cannot enter the generator from the tooth pressing plate during overhauling, and the overhauling difficulty is increased.

Disclosure of Invention

In view of this, the utility model aims at disclosing one kind and need not the welding on generator tooth clamp plate, place the position nimble, can adjust according to actual conditions, it is big, occupy a large amount of spaces of laying that traditional copper ring support building site welding volume leads to the not enough scheduling problem of maintenance space to have avoidd, has the vertical hydraulic generator copper ring lead wire auxiliary stay device of characteristics such as simple structure, with low costs, stability is good, installation dismantlement convenience simultaneously, the technical scheme of the utility model is: the utility model discloses constitute wholly by mount, bearing board, fastening bolt A, fastening nut A, fastening bolt B, fastening nut B, the mount level is placed, and mount right side top is arranged in to the bearing board to glue the jail behind top-down and the mount chucking, fastening bolt A and fastening nut A are tight with mount and end hoop support, and fastening bolt B and fastening nut B are tight with mount and end hoop support, form wholly.

In the above-mentioned vertical hydraulic generator copper ring lead wire auxiliary stay device, the mount be the L type, the fine insulating plastics material of phenolic aldehyde glass, there is through-hole A with fastening bolt B complex in left side top, there is through-hole B with fastening bolt A complex in left side below, there is the slot with bearing board complex on right side upper portion.

In the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator, the supporting plate is formed into a whole by a supporting plate, angle legs and a limiting pad, the supporting plate is horizontally placed, 4 angle legs are uniformly distributed at four corners by taking the centroid of the supporting plate as the center, are pairwise symmetrical and are respectively bonded on the lower plane of the supporting plate from bottom to top, and the limiting pad is arranged on the upper plane of the supporting plate from top to bottom and is firmly bonded with the supporting plate.

In the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator, the supporting plate is in a round-corner rectangular shape, the phenolic glass fiber hard insulating plastic is made of a material, 4 glue injection holes A are uniformly distributed at four corners, and a glue injection hole B is arranged at the center position.

In the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator, the corner legs are in a right-angled trapezoid shape and are made of phenolic aldehyde glass fiber hard insulating plastic.

In the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator, the limiting pad is made of hard rubber insulating materials, five different longitudinal heights of 20cm, 21cm, 22cm, 23cm and 24cm are provided according to actual conditions, and a limiting groove matched with the bottom layer copper ring lead is arranged at the central position of the upper part of the limiting pad.

In the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator, the glue injection hole A is a through bottom hole; the glue injection hole B is a through bottom hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model adopts a suspension type fixing principle, the whole device is fixed on the end hoop bracket through the handle without welding on the generator tooth pressure plate, the complex installation procedures of field cutting and processing and field mass welding of the traditional copper ring lead wire bracket are eliminated, and the installation is more environment-friendly and more convenient; simultaneously, because the end hoop support itself is with the intensive equipartition of generator centre of a circle as center circumference, the utility model discloses can select the end hoop support of suitable position in a flexible way to carry out as the support basis and close, and need not to consider the space conflict with other equipment on the generator tooth clamp plate, the position of laying more has the flexibility, and adaptability is also better.

2. Compared with the traditional structure, the utility model has the advantages that the generator tooth pressing plate is not welded with roots, so that other equipment can be laid in a sufficient space on the generator tooth pressing plate; simultaneously, when the unit overhauls, only need loosen this device and end hoop support close being connected, can harmless dismantlement this device, will give the observation that the maintainer is spacious, overhaul the space after the dismantlement, be favorable to the maintenance of unit later stage.

3. Compared with the traditional structure, the utility model discloses can give the copper ring lead wire more even, more stable support bearing efficiency, traditional welded structure support, because laid other parts on the generator tooth clamp plate, a lot of positions can't set up welding stent, lead to the copper ring lead wire to have the support blind spot, local sinking, deformation, insulating fracture, vibration scheduling problem appear easily, and the utility model discloses need not to weld on the generator tooth clamp plate, can realize more intensive, even circumference and arrange for the copper ring lead wire all receives stable bearing at whole the in-process of laying, does not have any support blind spot, has improved the operating stability of copper ring lead wire.

Drawings

Fig. 1 is a detailed view of an auxiliary supporting device for a copper ring lead of a vertical hydraulic generator.

Fig. 2 is a view taken along direction a of fig. 1.

Fig. 3 is a detailed view of the fixing frame.

Fig. 4 is a detailed view of the support plate.

Fig. 5 is a view from direction B of fig. 4.

Fig. 6 is a view in the direction C of fig. 4.

FIG. 7 is a detailed view of the plate.

Fig. 8 is a detail view of the position limiting pad.

The notation in the figure is: 1, fixing a frame; 2-a bearing plate; 3-fastening bolt A; 4-fastening the nut A; 5-fastening bolt B; 6-fastening the nut B; 7-interlayer support A; 8-two layers of copper ring leads; 9-interlayer support B; 10-three layers of copper ring leads; 11-interlayer support C; 12-four layers of copper ring leads; 13-an end hoop support; 14-bottom copper ring lead; 15-generator tooth pressure plate; 16-via B; 17-via a; 18-a trench; 19-a support plate; 20-corner legs; 21-a limiting pad; 22-glue injection hole B; 23-glue injection hole A; 24-limiting groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 and 2, the auxiliary supporting device for the copper ring lead of the vertical hydraulic generator is a whole body composed of a fixing frame 1, a bearing plate 2, a fastening bolt A3, a fastening nut A4, a fastening bolt B5 and a fastening nut B6, wherein the fixing frame 1 is horizontally placed, the bearing plate 2 is placed above the right side of the fixing frame 1 and is firmly adhered to the fixing frame 1 after being tightly clamped with the fixing frame 1 from top to bottom, the fixing frame 1 and an end hoop support 13 are tightly clamped by the fastening bolt A3 and the fastening nut A4, the fixing frame 1 and the end hoop support 13 are tightly clamped by the fastening bolt B5 and the fastening nut B6 to form a whole body, and the whole device roots on the end hoop support 13 without being welded on a generator tooth pressing plate 15 and stably limits and supports the bottom layer copper ring lead 14.

As shown in fig. 3, the fixing frame 1 is L-shaped, made of phenolic glass fiber hard insulating plastic, and has a through hole a17 at the upper left side for engaging with a fastening bolt B5, a through hole B16 at the lower left side for engaging with a fastening bolt A3, and a groove 18 at the upper right side for engaging with the supporting plate 2. The fixing frame 1 adopts an L-shaped appearance, and the stress capacity and the bearing stability of the fixing frame can be obviously improved.

As shown in fig. 4, 5 and 6, the supporting plate 2 is composed of a supporting plate 19, corner legs 20 and a limiting pad 21, the supporting plate 19 is horizontally placed, the 4 corner legs 20 are uniformly distributed at four corners by taking the centroid of the supporting plate 19 as the center, are symmetrical in pairs and are respectively adhered to the lower plane of the supporting plate 19 from bottom to top, the limiting pad 21 is arranged on the upper plane of the supporting plate 19 from top to bottom and is firmly adhered to the supporting plate 19, the corner legs 20 are in a right trapezoid shape, and the phenolic aldehyde glass fiber hard insulating plastic material is adopted.

As shown in fig. 7, the support plate 19 is rectangular with rounded corners, the phenolic glass fiber hard insulating plastic is made of phenolic glass fiber hard insulating plastic, 4 glue injection holes a23 are uniformly distributed at four corners, a glue injection hole B22 is arranged at the center, the glue injection hole a23 is a through bottom hole, and the glue injection hole B22 is a through bottom hole.

As shown in fig. 8, the limiting pad 21 is made of hard rubber insulating material, five different longitudinal heights of 20cm, 21cm, 22cm, 23cm and 24cm are provided according to actual conditions, the upper central position is provided with a limiting groove 24 matched with the bottom layer copper ring lead 14, the limiting pad 21 adopts 5 different longitudinal height specifications, so that the field condition can be better adapted, the purpose of tightly fitting and bearing the bottom layer copper ring lead 14 is achieved, meanwhile, the limiting groove 24 can effectively prevent the bottom layer copper ring lead 14 from radial play, and the stability of bearing the limiting pad is improved.

Finally, the scope of protection of the present invention is not limited to the above-described embodiments. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the scope or spirit of the invention. If these modifications and variations fall within the scope of the claims of the present invention and the equivalent technology thereof, the present invention is also intended to include these modifications and variations.

Claims (3)

1. The utility model provides a vertical hydraulic generator copper ring lead wire auxiliary stay device which characterized by: by mount (1), bearing board (2), fastening bolt A (3), fastening nut A (4), fastening bolt B (5), fastening nut B (6) are constituteed wholly, mount (1) level is placed, mount (1) right side top is arranged in bearing board (2), and glue the jail after top-down and mount (1) chucking, fastening bolt A (3) and fastening nut A (4) are tight with mount (1) and end hoop support (13), fastening bolt B (5) and fastening nut B (6) are tight with mount (1) and end hoop support (13), form wholly.

2. The vertical hydraulic generator copper ring lead auxiliary supporting device according to claim 1, characterized in that: the fixing frame (1) is L-shaped, the phenolic glass fiber hard insulating plastic material is adopted, a through hole A (17) matched with a fastening bolt B (5) is formed in the upper portion of the left side, a through hole B (16) matched with a fastening bolt A (3) is formed in the lower portion of the left side, and a groove (18) matched with the bearing plate (2) is formed in the upper portion of the right side.

3. The vertical hydraulic generator copper ring lead auxiliary supporting device according to claim 1, characterized in that: the supporting plate (2) is composed of a supporting plate (19), corner legs (20) and limiting pads (21) into a whole, the supporting plate (19) is horizontally placed, 4 corner legs (20) are uniformly distributed with the center of the supporting plate (19) as the center and four corners as well as are symmetrical in pairs and are respectively bonded on the lower plane of the supporting plate (19) from bottom to top, the limiting pads (21) are arranged on the upper plane of the supporting plate (19) from top to bottom and are firmly bonded with the supporting plate (19), the supporting plate (19) is rectangular with a round angle, is made of phenolic glass fiber hard insulating plastic, 4 glue injection holes A (23) are uniformly distributed at the four corners, and a glue injection hole B (22) is arranged at the center; the corner legs (20) are right-angled trapezoids and are made of phenolic glass fiber hard insulating plastic materials; the limiting pad (21) is made of hard rubber insulating materials, five different longitudinal heights of 20cm, 21cm, 22cm, 23cm and 24cm are provided according to actual conditions, and a limiting groove (24) matched with the bottom layer copper ring lead (14) is arranged at the central position of the upper part of the limiting pad; the glue injection hole A (23) is a through bottom hole; the glue injection hole B (22) is a through bottom hole.

Images