CN210780262U - Well type base structure of hydraulic generator - Google Patents

Abstract

The utility model relates to a hydraulic generator well formula frame structure, including iron core layer and the layer of being qualified for the next round of competitions, the layer of being qualified for the next round of competitions welds in iron core layer top, is equipped with fastener backing plate, its characterized in that on the layer of being qualified for the next round of competitions: the iron core layer comprises first annular plates which are arranged at intervals up and down, and a plurality of groups of long rib plates, air outlet rib plate assemblies and suspension posts, wherein the upper ends and the lower ends of the long rib plates, the air outlet rib plate assemblies and the suspension posts are respectively welded with the first annular plates on the upper side and the lower side, the long rib plates and the air outlet rib plate assemblies are arranged at intervals according to the circumference, and the suspension posts are vertically arranged at the air outlet rib plate assemblies; the wire outlet layer comprises two second annular plates which are arranged at intervals from top to bottom, a plurality of main supports and auxiliary supports, the upper ends and the lower ends of the main supports and the auxiliary supports are respectively welded with the second annular plates on the upper side and the lower side, the main supports are arranged at intervals of 90 degrees, and the auxiliary supports are evenly arranged between the second annular plates according to the circumference. The utility model relates to a have stronger axial bearing capacity and tangential bearing capacity, simple structure, simple to operate.

Description

Well type base structure of hydraulic generator

Technical Field

The utility model relates to a hydraulic generator equipment especially relates to a hydraulic generator well formula frame structure.

Background

The stator base is a main structural component of the stator part of the hydraulic generator and is an important component for fixing a stator core and supporting a main structure of the generator. The structural design requirement of the stator frame can bear tangential force generated when a stator winding is in short circuit and unilateral magnetic pull force generated when half of magnetic poles are in short circuit, can bear axial total load of a generator in rated operation, and simultaneously can bear thermal expansion force under various operation working conditions.

The stator frame generally adopts a steel plate welding structure, and the traditional vertical unit frame is mainly formed by welding parts such as walls, rings, studs and the like. Because the engine base needs to bear axial load, dead weight of the stator, electromagnetic torque and short-circuit tangential shear force, the engine base needs to have enough rigidity to bear the axial force and the tangential force.

The centripetal vertical ribs of the traditional vertical machine set base have defects when bearing tangential force, and the tangential force must be borne by the base wall. The wall of the housing is thus thickened during the design process in order to provide sufficient tangential force-bearing capacity of the housing, which increases the unit costs. The traditional vertical unit base adopts a full-circle structure, so that the wall of the base is required to be bent, the cost is further increased, and the production period is further prolonged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic generator well formula frame structure to the not enough of existence of vertical unit stator base of tradition.

In order to achieve the purpose, the utility model provides a technical scheme does:

the utility model relates to a hydraulic generator well formula frame structure, including iron core layer and the layer of being qualified for the next round of competitions, the layer of being qualified for the next round of competitions welds in iron core layer top, is equipped with fastener backing plate, its characterized in that on the layer of being qualified for the next round of competitions: the iron core layer comprises first annular plates which are arranged at intervals up and down, and a plurality of groups of long rib plates, air outlet rib plate assemblies and suspension posts, wherein the upper ends and the lower ends of the long rib plates, the air outlet rib plate assemblies and the suspension posts are respectively welded with the first annular plates on the upper side and the lower side, the long rib plates and the air outlet rib plate assemblies are arranged at intervals according to the circumference, and the suspension posts are vertically arranged at the air outlet rib plate assemblies; the wire outgoing layer comprises two second annular plates arranged at intervals from top to bottom, a plurality of main supports and auxiliary supports, the upper ends and the lower ends of the main supports and the auxiliary supports are welded with the second annular plates on the upper side and the lower side respectively, the main supports are arranged at intervals of 90 degrees one at each interval, the auxiliary supports are evenly arranged between the second annular plates according to the circumference, and two sides of the wire clamp base plate are welded on the auxiliary supports respectively.

The long web be used for replacing the frame wall of traditional frame, the utility model discloses no longer set up the frame wall.

Preferably, four groups of long rib plates, four groups of air outlet rib plate assemblies and four groups of hanging columns are arranged.

Preferably, the arrangement direction of the long rib plates is parallel to the diameter of the first ring plate, two ends of each long rib plate are aligned with the outer ring of the first ring plate respectively, and a plurality of first short rib plates are welded on the outer side of each long rib plate.

Preferably, the air outlet rib plate component consists of two air outlet rib plates, the two air outlet rib plates are perpendicular to each other and are in a splayed shape, and the distance between the outer ends of the two air outlet rib plates is smaller than that between the inner ends of the two air outlet rib plates. The air outlet rib plate component is used for installing the air cooler, plays a role in air guiding and simultaneously plays a role in supporting.

Preferably, the main support adopts a box-shaped rib. The box-shaped rib consists of three rib plates which are mutually welded and combined to form a triangular structure, and the bearing capacity of the axial force and the tangential force of the main support is improved.

Preferably, the auxiliary support comprises a plurality of second short rib plates and a plurality of V-shaped ribs, the second short rib plates are used as the auxiliary support in the left half part of the outgoing line layer, and the V-shaped ribs are used as the auxiliary support in the right half part.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

1. in the well type base structure of the hydraulic generator, the iron core layer and the wire outlet layer do not contain any bent parts; the iron core layer is supported by a plurality of groups of long rib plates, and a plurality of first short rib plates are welded on the outer sides of the long rib plates; the outgoing line layer is supported by the main support and the auxiliary support in a matched mode, the main support adopts box-shaped ribs, and the auxiliary support comprises a plurality of second short rib plates and a plurality of V-shaped ribs which are matched with each other, so that the iron core layer and the outgoing line layer have good performance in bearing tangential force.

2. The utility model discloses the long stud on iron core layer has acted as the frame wall to can save the frame wall, save manufacturing cost and production time.

Drawings

Fig. 1 is a left side view of a well type frame of a hydraulic generator according to the present invention;

fig. 2 is a right side view of a well-type base of a hydraulic generator according to the present invention;

FIG. 3 is a horizontal sectional view of the core layer;

fig. 4 is a horizontal sectional view of the outlet layer.

Description of the labeling: 1-iron core layer, 11-first ring plate, 12-long rib plate, 13-air outlet rib plate component, 131-air outlet rib plate, 14-hanging column, 15-first short rib plate, 2-wire outlet layer, 21-wire clamp backing plate, 22-second ring plate, 23-main support, 24-second short rib plate and 25-V-shaped rib.

Detailed Description

For further understanding of the present invention, the present invention will be described in detail with reference to the following examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.

Combine attached figure 1 and 2 to show, the utility model relates to a hydraulic generator well formula frame structure includes iron core layer 1 and is qualified for the next round of competitions layer 2, and iron core layer 1 sets up two-layer and upper and lower two-layer iron core layer 1 and connects through the welded mode, and layer 2 of being qualified for the next round of competitions welds in iron core layer 1 top, is equipped with fastener backing plate 21 on the layer of being qualified for the next round of competitions for the installation export generating line.

Referring to fig. 1 to 3, the core layer 1 includes first ring plates 11 arranged at intervals up and down, and a plurality of sets of long rib plates 12, air outlet rib plate assemblies 13, and suspension posts 14, wherein the upper and lower ends of the long rib plates 12, the air outlet rib plate assemblies 13, and the suspension posts 14 are respectively welded to the first ring plates 11 on the upper and lower sides, in this embodiment, four sets of the long rib plates 12, the air outlet rib plate assemblies 13, and the suspension posts 14 are provided, one set is provided every 90 degrees of the long rib plates 12, one set is provided every 90 degrees of the air outlet rib plate assemblies 13, one set is provided every 90 degrees of the suspension posts 14, the long rib plates 12 and the air outlet rib plate assemblies 13 are arranged at intervals according to the circumference, the arrangement direction of the long rib plates 12 is parallel to a certain diameter of the first ring plates 11, the two ends of the long rib plates are respectively aligned to the outer rings of the first ring plates 11, a plurality of first short rib plates 15 are welded to the outer sides of each long rib, the long rib plates 12 are used for bearing the vertical force and the tangential force of the iron core layer 1, meanwhile, the seat wall of the traditional base is replaced by the long rib plates 12, and the seat wall is not installed any more in the embodiment. Every air outlet gusset subassembly 13 of group comprises two air outlet gusset 131, and two air outlet gusset 131 are mutually perpendicular and be "eight" font, and the interval of two air outlet gusset 131 outer ends is less than the interval of inner, and air outlet gusset subassembly 13 is used for installing the air cooler and plays the effect of wind-guiding, still plays the effect iron core layer 1's of auxiliary stay effect simultaneously. The hanging columns 14 are vertically arranged at the air outlet rib plate assembly 13 and are used when the base is lifted.

Referring to fig. 1, 2 and 4, the wire outlet layer 2 includes two second ring plates 22 arranged at intervals up and down, a plurality of main supports 23 and auxiliary supports, and the upper and lower ends of the main supports 23 and the auxiliary supports are respectively welded with the second ring plates 22 on the upper and lower sides. The main support 23 is arranged at intervals of 90 degrees and is a box-shaped rib, the box-shaped rib is composed of three rib plates, the three rib plates are welded with each other to form a triangular structure, the main support 23 is used for bearing the vertical force and the tangential force of the outgoing line layer 2, and the structure has high axial bearing capacity and tangential bearing capacity. The connecting line of the front main support 23 and the rear main support 23 of the outgoing line layer 2 is a dividing line and is divided into a left half and a right half, the auxiliary supports are uniformly arranged between the second annular plates 22 according to the circumference and comprise a plurality of second short rib plates 24 and a plurality of V-shaped ribs 25, the second short rib plates 24 are adopted as the auxiliary supports in the left half of the outgoing line layer 2, the V-shaped ribs 25 are adopted as the auxiliary supports in the right half of the outgoing line layer 2, and the auxiliary supports are used for further improving the axial bearing capacity and the tangential bearing capacity of the outgoing line layer 2. According to practical conditions, the wire clamp pad 21 can be arranged at any position in the circumferential direction of the outgoing wire layer 2, and the wire clamp pad 21 is welded on the auxiliary support.

The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (6)

1. The utility model provides a hydraulic generator well formula frame structure, includes iron core layer and the layer of being qualified for the next round of competitions, and the layer of being qualified for the next round of competitions welds in iron core layer top, is equipped with fastener backing plate on the layer of being qualified for the next round of competitions, its characterized in that: the iron core layer comprises first annular plates which are arranged at intervals up and down, and a plurality of groups of long rib plates, air outlet rib plate assemblies and suspension posts, wherein the upper ends and the lower ends of the long rib plates, the air outlet rib plate assemblies and the suspension posts are respectively welded with the first annular plates on the upper side and the lower side, the long rib plates and the air outlet rib plate assemblies are arranged at intervals according to the circumference, and the suspension posts are vertically arranged at the air outlet rib plate assemblies; the wire outgoing layer comprises two second annular plates arranged at intervals from top to bottom, a plurality of main supports and auxiliary supports, the upper ends and the lower ends of the main supports and the auxiliary supports are welded with the second annular plates on the upper side and the lower side respectively, the main supports are arranged at intervals of 90 degrees one at each interval, the auxiliary supports are evenly arranged between the second annular plates according to the circumference, and two sides of the wire clamp base plate are welded on the auxiliary supports respectively.

2. The hydro-generator well type stand structure according to claim 1, characterized in that: four groups of long rib plates, four groups of air outlet rib plate assemblies and four groups of hanging columns are arranged.

3. A hydro-generator well type stand structure according to claim 1 or 2, characterized in that: the arrangement direction of the long rib plates is parallel to the diameter of the first ring plate, two ends of each long rib plate are aligned with the outer ring of the first ring plate respectively, and a plurality of first short rib plates are welded on the outer side of each long rib plate.

4. A hydro-generator well type stand structure according to claim 1 or 2, characterized in that: the air outlet rib plate component is composed of two air outlet rib plates, the two air outlet rib plates are perpendicular to each other and are in a splayed shape, and the distance between the outer ends of the two air outlet rib plates is smaller than that between the inner ends of the two air outlet rib plates.

5. The hydro-generator well type stand structure according to claim 1, characterized in that: the main support adopts box-shaped ribs.

6. The hydro-generator well type stand structure according to claim 1, characterized in that: the auxiliary support comprises a plurality of second short rib plates and a plurality of V-shaped ribs, the second short rib plates are adopted as the auxiliary support in the left half part of the outgoing line layer, and the V-shaped ribs are adopted as the auxiliary support in the right half part.

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