CN219164401U - Quick maintenance platform for generator stator - Google Patents

Abstract

The utility model discloses a quick maintenance platform for a generator stator, which comprises: a vertical pole, an inner diameter crossbar, an outer diameter crossbar, a pedal crossbar, a pedal, a crossbeam, a climbing ladder, a plurality of said vertical poles, an inner diameter crossbar, an outer diameter crossbar, Diameter crossbars and pedal crossbars form a hollow cylindrical frame structure. Pedals are set between several pedal crossbars, and crossbeams are arranged on the vertical poles. seat, the connecting plate is connected with the vertical bar, the inner diameter horizontal bar, the outer diameter horizontal bar, and the pedal horizontal bar respectively, the said hook is connected with the pedal horizontal bar and the pedal respectively, and the vertical rod adjustment seat is connected with the bottom end of the vertical rod . The generator stator quick maintenance platform of the utility model has the advantages of simple structure, convenient assembly and disassembly, strong adaptability, and can effectively improve the maintenance efficiency of the generator stator.

Description

A generator stator quick maintenance platform

technical field

The utility model belongs to the technical field of generator maintenance, in particular to a quick maintenance platform for generator stators.

Background technique

The organic materials of the generator (such as the main insulation of the wire rod, the slot wedge and the material under the wedge, etc.) gradually shrink due to thermal aging, which makes the originally fastened stator wedge gradually empty, and in severe cases, the slot wedge becomes loose. A maintenance platform is set up inside the stator of the generator to check the tightness of the slot wedges on the stator as a whole, and replace the loose and empty slot wedges locally; the stator of large vertical hydro-generator sets has a large diameter and a high height, and maintenance personnel need to A multi-layer annular platform is arranged in the stator machine pit to carry out related maintenance operations; currently, the maintenance platforms used in hydropower stations are generally formed by fastener-type steel pipe scaffolding, which needs to be erected in the stator machine pit, which is not only time-consuming and consuming There is also a certain risk in erecting in the stator machine pit, and the overall stability of the platform formed by the fastener-type steel pipe scaffolding is poor, and it cannot be hoisted as a whole. Every time a vertical hydro-generator unit is overhauled, it needs to be erected and dismantled once. , high labor intensity and low work efficiency.

Contents of the invention

The technical problem to be solved by the utility model is to provide a generator stator quick maintenance platform with simple structure, convenient assembly and disassembly, and good adaptability.

The technical solution of the utility model is: a generator stator quick maintenance platform, including: vertical rod, inner diameter cross bar, outer diameter cross bar, pedal cross bar, pedal, cross beam, climbing ladder, and several inner diameter cross bars are connected. A ring-shaped inner ring structure, a number of said outer diameter crossbars are connected to form a circular outer ring structure, said inner diameter crossbars and outer diameter crossbars are parallel to each other, and several said vertical bars are respectively connected to the inner ring structure and the outer ring structure. The ring structure is vertically fixedly connected, a number of pedal crossbars are arranged between the inner ring structure and the outer ring structure, pedals are arranged between the several pedal crossbars, and crossbeams are arranged on the vertical rods of the inner ring structure, The crossbeam is fixedly connected with the climbing ladder; it also includes: a connection plate, a hook, and a pole adjustment seat, the connection plate is connected with the vertical pole, the inner diameter crossbar, the outer diameter crossbar, and the pedal crossbar respectively, and the hook They are respectively connected with the pedal cross bar and the pedal, and the vertical rod adjustment seat is connected with the bottom end of the vertical rod.

Further, the connection plate is a circular structure, and several pin holes are arranged on the connection plate, and the ends of the inner diameter cross bar, the outer diameter cross bar and the pedal cross bar are provided with earrings, and the inner diameter cross bar , the outer diameter cross bar, and the pedal cross bar pass through the earrings and pin holes to be connected with the connection plate through bolts, and the vertical rod 1 passes through the connection plate 11.

Further, the hook is a C-shaped structure, the two ends of the hook are respectively fixedly connected with the adjacent pedals, and the groove of the hook is connected with the pedal crossbar.

Further, the vertical rod adjustment seat includes: a support plate, a screw rod, an adjustment ring, and a lug, the support plate is vertically and fixedly connected to one end of the screw rod, and the other end of the screw rod is inserted into the vertical rod, so that The adjusting ring is threadedly connected with the screw rod, and two lugs are arranged on the adjusting ring.

Furthermore, a groove is provided on the top of the adjusting ring.

Beneficial effects of the utility model: a generator stator quick maintenance platform of the utility model connects the inner diameter cross bar, the outer diameter cross bar, and the pedal cross bar by using the connecting plate, earrings and bolts, compared with the traditional use Fastener-type steel pipe scaffolding method, the height position of the pedal on the maintenance platform can be flexibly adjusted through the connecting plate, and the connection and fixing method of the connecting plate and earrings and bolts is also more stable than the fastener-type steel pipe scaffolding method , It is also very convenient to assemble and disassemble; the maintenance platform can better adapt to complex construction environments, such as rough roads, by setting a liftable pole adjustment seat at the bottom of the pole, thus providing a stable support platform for maintenance work , improving the construction safety; in a word, a generator stator quick maintenance platform of the utility model has simple structure, convenient assembly and disassembly, strong adaptability, and can effectively improve the efficiency of generator stator maintenance.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art Generally speaking, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is a three-dimensional structural schematic diagram of a quick maintenance platform for a generator stator of the utility model.

FIG. 2 is an enlarged schematic view of A in FIG. 1 .

Fig. 3 is a structural schematic diagram of inner ring and outer ring structural components of a generator stator quick maintenance platform of the present invention.

Fig. 4 is a structural schematic diagram of a pole adjustment seat of a generator stator quick maintenance platform of the present invention.

In the figure: 1-pole, 11-connecting plate, 12-beam, 13-climbing ladder, 2-inner diameter crossbar, 3-outer diameter crossbar, 4-pedal crossbar, 5-pedal, 51-hook, 6-pole adjusting seat, 61-support plate, 62-screw mandrel, 63-adjusting ring, 64-lug.

Detailed ways

In the description of the present utility model, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, Or integrally connected; it can be mechanically connected, can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

As shown in Figure 1-4, a generator stator quick maintenance platform, including: vertical pole 1, inner diameter crossbar 2, outer diameter crossbar 3, pedal crossbar 4, pedal 5, crossbeam 12, climbing ladder 13, several The inner diameter crossbar 2 is connected to form an annular inner ring structure, and several outer diameter crossbars 3 are connected to form an annular outer ring structure. The inner diameter crossbar 2 and the outer diameter crossbar 3 are parallel to each other, and several The vertical rods 1 are vertically and fixedly connected to the inner ring structure and the outer ring structure respectively, a plurality of pedal cross bars 4 are arranged between the inner ring structure and the outer ring structure, and pedals 5 are arranged between the plurality of pedal cross bars 4 , the vertical rod 1 on the inner ring structure is provided with a crossbeam 12, and the crossbeam 12 is fixedly connected with the climbing ladder 13; it is characterized in that it also includes: a connecting plate 11, a clasp 51, a vertical rod adjustment seat 6, the The connection plate 11 is respectively connected with the vertical bar 1, the inner diameter cross bar 2, the outer diameter cross bar 3, and the pedal cross bar 4, and the said hook 51 is connected with the pedal cross bar 4 and the pedal 5 respectively, and the vertical bar adjustment seat 6 Connect with the bottom of the pole 1.

Preferably, the connecting plate 11 is a ring structure, and several pin holes are arranged on the connecting plate 11, and the ends of the inner diameter cross bar 2, the outer diameter cross bar 3, and the pedal cross bar 4 are provided with earrings, The inner diameter cross bar 2 , the outer diameter cross bar 3 , and the pedal cross bar 4 are connected to the connecting plate 11 through bolts passing through earrings and pin holes, and the vertical rod 1 passes through the connecting plate 11 .

Preferably, the clasp 51 is a C-shaped structure, the two ends of the clasp 51 are respectively fixedly connected with the adjacent pedals 5 , and the groove of the clasp 51 is matched with the pedal crossbar 4 .

Preferably, the vertical rod adjustment seat 6 includes: a support plate 61, a screw rod 62, an adjustment ring 63, and a lug 64, the support plate 61 is vertically fixedly connected to one end of the screw rod 62, and the other end of the screw rod 62 One end is inserted into the vertical rod 1 , the adjusting ring 63 is screwed to the screw rod 62 , and two lugs 64 are arranged on the adjusting ring 63 .

More preferably, a groove is provided on the top of the adjustment ring 63 .

When in use, first set up the maintenance platform at the maintenance site on the periphery of the generator stator, and then hoist the maintenance platform into the machine pit of the generator stator by using the crane of the factory building after the erection is completed, and start after the maintenance platform is fixed firmly. Overhaul work on generator stator.

The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the scope of knowledge of those skilled in the art.

Claims (5)

1. A generator stator rapid maintenance platform comprising: the novel pedal structure comprises upright rods (1), inner diameter cross rods (2), outer diameter cross rods (3), pedal cross rods (4), pedals (5), cross beams (12) and climbing ladders (13), wherein a plurality of inner diameter cross rods (2) are connected to form a circular inner ring structure, a plurality of outer diameter cross rods (3) are connected to form a circular outer ring structure, the inner diameter cross rods (2) are parallel to the outer diameter cross rods (3), a plurality of upright rods (1) are respectively and fixedly connected with the inner ring structure and the outer ring structure vertically, a plurality of pedal cross rods (4) are arranged between the inner ring structure and the outer ring structure, pedals (5) are arranged between the pedal cross rods (4), and the cross beams (12) are arranged on the upright rods (1) on the inner ring structure and fixedly connected with the climbing ladders (13); characterized by further comprising: connection pad (11), hook (51), pole setting regulation seat (6), connection pad (11) link to each other with pole setting (1), internal diameter horizontal pole (2), external diameter horizontal pole (3), footboard horizontal pole (4) respectively, hook (51) link to each other with footboard horizontal pole (4) and footboard (5) respectively, pole setting regulation seat (6) link to each other with pole setting (1) bottom.

2. The quick overhaul platform for the generator stator according to claim 1, wherein the connecting disc (11) is of a circular structure, a plurality of pin holes are formed in the connecting disc (11), earrings are arranged at the ends of the inner diameter cross rod (2), the outer diameter cross rod (3) and the pedal cross rod (4), the inner diameter cross rod (2), the outer diameter cross rod (3) and the pedal cross rod (4) penetrate through the earrings and the pin holes through bolts to be connected with the connecting disc (11), and the upright rod (1) penetrates through the connecting disc (11).

3. The quick overhaul platform for the generator stator according to claim 1, wherein the hooks (51) are of a C-shaped structure, two ends of each hook (51) are fixedly connected with adjacent pedals (5) respectively, and grooves of the hooks (51) are connected with the pedal cross bars (4) in a matched mode.

4. A generator stator quick service platform according to claim 1, characterized in that said upright adjustment seat (6) comprises: backup pad (61), lead screw (62), adjusting ring (63), lug (64), backup pad (61) and the one end vertical fixation of lead screw (62), in pole setting (1) are inserted to the other end of lead screw (62), adjusting ring (63) and lead screw (62) threaded connection, be provided with two lugs (64) on adjusting ring (63).

5. A generator stator quick service platform according to claim 4, characterized in that the top of the adjusting ring (63) is provided with grooves.

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