CN211422511U

CN211422511U - Generator overhauls cat ladder

Info

Publication number: CN211422511U
Application number: CN201921990190.0U
Authority: CN
Inventors: 张政; 陈裕文; 蒋坤; 杨斌; 陆婷
Original assignee: East China Yixing Pumped Storage Co ltd; State Grid Corp of China SGCC; State Grid Xinyuan Co Ltd
Current assignee: East China Yixing Pumped Storage Co ltd; State Grid Corp of China SGCC; State Grid Xinyuan Co Ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-09-04
Anticipated expiration: 2029-11-18

Abstract

The utility model is suitable for a generator overhauls the field, provides a generator overhauls cat ladder, including installation curb plate and telescopic link, the equal welded connection in right side top and the bottom of installation curb plate has the connecting rod, the upper surface of the connecting rod on installation curb plate right side top has first mounting panel through the fix with screw, the left side welding of installation curb plate has the handrail, the left side at the handrail is installed to the telescopic link, the rear side of handrail is provided with the link, and the below welded connection of link has the bottom plate, the medial surface welding of installation curb plate has the atress board, and the inboard of atress board is connected with the connecting block to the last fixed surface of connecting block is connected with the footboard. This generator overhauls cat ladder utilizes the elasticity net to be convenient for maintain the staff, increases the staff and moves down the sense of security of in-process, and the left end combination of footboard group is trapezium structure, makes things convenient for the staff to trample the footboard, the rapid Assembly of being convenient for.

Description

Generator overhauls cat ladder

Technical Field

The utility model relates to a generator overhauls technical field, specifically is a generator overhauls cat ladder.

Background

The generator overhauls the cat ladder and provides the wind-tunnel operation protection for the generator overhauls, both effectually prevents that the maintainer from falling down and colliding with the wound when going up the wind-tunnel, has protected generator stator bar again and has not trampled by the maintainer, has further improved unit maintenance quality, for the safety and stability operation safety and security of power station unit and drives the protection navigation.

However, the existing generator overhauling crawling ladder is inconvenient for maintaining workers, the length of the pedals is consistent, the workers are inconvenient to trample, the pedals are connected in a combined mode in a welding mode, and the pedals are inconvenient to install rapidly, so that the generator overhauling crawling ladder is provided, and the problems in the maintenance process are solved conveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a generator overhauls cat ladder to solve the current generator overhauls cat ladder that proposes among the above-mentioned background art and not be convenient for maintain the staff, the length of footboard is unanimous, and inconvenient staff tramples, uses welded mode built-up connection footboard, is not convenient for install the problem of footboard fast.

In order to achieve the above object, the utility model provides a following technical scheme: a generator overhauling crawling ladder comprises an installation side plate and a telescopic rod, wherein connecting rods are welded at the top end and the bottom end of the right side of the installation side plate, the right side face of each connecting rod is attached to a generator wall body, a first installation plate is fixed to the upper surface of the connecting rod at the top end of the right side of the installation side plate through screws, a second installation plate with an L-shaped longitudinal section is fixed to the lower surface of the connecting rod at the bottom end of the right side of the installation side plate through screws, a handrail is welded on the left side face of the installation side plate, the telescopic rod is installed on the left side of the handrail, a bearing block is connected to the output end of the telescopic rod, an elastic net is connected to the left side face of the bearing block in a sticking mode, a connecting frame is arranged on the rear side of the handrail, a bottom plate is welded below the connecting frame, the right side face of the, and the inner side of the stress plate is connected with a connecting block, and the upper surface of the connecting block is fixedly connected with a pedal.

The utility model discloses still provide the installation curb plate sets up about the central line symmetry of connecting rod, and the transversal "L" style of calligraphy structure of personally submitting of installation curb plate.

The utility model discloses still provide first mounting panel and second mounting panel are all through the fix with screw in the outside of generator wall body, and second mounting panel and installation curb plate welded connection.

The utility model discloses still provide the connected mode of telescopic link and handrail is threaded connection, and the telescopic link is installed the position height that highly is higher than the upper surface height of generator wall body on the handrail.

The utility model discloses still provide the connected mode of connecting block and atress board is connected for the draw-in groove, and the longitudinal section of atress board is "concave" style of calligraphy structure.

The utility model discloses still provide the footboard is in the inboard equidistant setting of installation curb plate, and the length of footboard from top to bottom increases in proper order.

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

the utility model discloses a generator overhauls cat ladder utilizes the elasticity net to be convenient for maintain the staff, increases the sense of security that the staff moved down the in-process, and the left end combination of footboard group is trapezoidal structure, makes things convenient for the staff to trample the footboard, the quick combination of being convenient for;

1. the handrail, the telescopic rod and the elastic net are arranged, the elastic net is arranged on the outer side of the handrail through the telescopic rod, the elastic net is convenient for maintaining workers and increasing the safety of the workers, and the distance between the elastic net and the pedal is convenient to adjust according to the body shapes of the workers by adjusting the length of the telescopic rod;

2. the pedal is arranged on the inner side of the mounting side plate at equal intervals, and the length of the pedal is sequentially increased from top to bottom, so that the left end combination of the pedal group is of a trapezoidal structure, and workers can conveniently tread the pedal to move downwards;

3. be provided with atress board, connecting block and footboard, the footboard passes through the connecting block to be connected with the atress board draw-in groove, conveniently installs the footboard on the atress board, makes things convenient for the built-up connection of this staircase.

Drawings

FIG. 1 is a side view of the cutting structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the overlooking and cutting structure of the present invention;

fig. 4 is the connecting block and the stress plate connecting structure of the present invention.

In the figure: 1. installing a side plate; 2. a generator wall body; 3. a connecting rod; 4. a first mounting plate; 5. a second mounting plate; 6. a handrail; 7. a telescopic rod; 8. a bearing block; 9. an elastic net; 10. a connecting frame; 11. a base plate; 12. a stress plate; 13. connecting blocks; 14. a pedal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a generator overhauling crawling ladder comprises an installation side plate 1, a generator wall body 2, a connecting rod 3, a first installation plate 4, a second installation plate 5, a handrail 6, a telescopic rod 7, a bearing block 8, an elastic net 9, a connecting frame 10, a bottom plate 11, a stress plate 12, a connecting block 13 and a pedal 14, wherein the connecting rod 3 is welded to the top end and the bottom end of the right side of the installation side plate 1, the generator wall body 2 is attached to the right side face of the connecting rod 3, the first installation plate 4 is fixed to the upper surface of the connecting rod 3 at the top end of the right side of the installation side plate 1 through screws, the second installation plate 5 with an L-shaped longitudinal section is fixed to the lower surface of the connecting rod 3 at the bottom end of the right side of the installation side plate 1 through screws, the handrail 6 is welded to the left side face of the installation side plate 1, the telescopic rod 7 is installed on the left side of the handrail 6, the output end of, a connecting frame 10 is arranged at the rear side of the handrail 6, a bottom plate 11 is welded below the connecting frame 10, the right side surface of the bottom plate 11 is welded with the left side surface of the installation side plate 1, a stress plate 12 is welded on the inner side surface of the installation side plate 1, the inner side of the stress plate 12 is connected with a connecting block 13, and the upper surface of the connecting block 13 is fixedly connected with a pedal 14;

as shown in fig. 1, 2 and 3, the installation side plates 1 are symmetrically arranged about the center line of the connecting rod 3, the cross sections of the installation side plates 1 are in an L-shaped structure, the installation side plates 1 with the cross sections in the L-shaped structure facilitate connection between the installation side plates 1 and the handrails 6, the first installation plates 4 and the second installation plates 5 are both fixed on the outer side of the generator wall body 2 through screws, the second installation plates 5 are welded with the installation side plates 1, the installation side plates 1 are fixed on the outer side of the generator wall body 2 through the first installation plates 4 and the second installation plates 5, the connection mode between the telescopic rods 7 and the handrails 6 is threaded connection, the height of the telescopic rods 7 installed on the handrails 6 is higher than the height of the upper surface of the generator wall body 2, and workers can install the telescopic rods 7 on the generator;

like the connected mode of connecting block 13 and atress board 12 in fig. 1 and fig. 4 be the draw-in groove and be connected, and the longitudinal section of atress board 12 is "concave" style of calligraphy structure, makes things convenient for the dismantlement installation of connecting block 13 and atress board 12, is convenient for make up this staircase, and footboard 14 is in the equidistant setting of inboard of installation curb plate 1, and the length of footboard 14 from top to bottom increases in proper order, makes things convenient for the staff to step on footboard 14 and moves down.

The working principle is as follows: when the ladder stand is overhauled by using the generator, firstly, a worker installs the telescopic rod 7 on the left side of the handrail 6 in the figure 1 in a threaded manner, the worker adjusts the length of the telescopic rod 7 in the figure 2 according to the body shape of the worker, the working principle of the telescopic rod 7 is a mature technology in the prior art, so that the distance between the elastic net 9 and the pedal 14 is adjusted, when the worker stands on the pedal 14, the elastic net 9 in the figure 1 is positioned on the outer side of the worker, and then, a fastening bolt is inserted into the telescopic rod 7 to fix the length of the telescopic rod 7;

then, the worker holds the handrail 6, the pedals are moved downwards step by step on the pedals 14, the pedals 14 are arranged on the inner side of the installation side plate 1 at equal intervals, the length of the pedals 14 is sequentially increased from top to bottom, the pedals 14 form a trapezoidal structure, the worker can conveniently move downwards, when the worker manufactures the escalator, and the pedals 14 are installed, as shown in fig. 4, the connecting block 13 below the pedals 14 is clamped into the stress bearing plate 12, the connection between the pedals 14 and the stress bearing plate 12 is completed, the worker moves downwards onto the bottom plate 11, then the generator set is overhauled, and a series of operations of the generator overhauling ladder stand are completed.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a generator overhauls cat ladder which characterized in that: the power generator comprises an installation side plate (1) and a telescopic rod (7), wherein the top end and the bottom end of the right side of the installation side plate (1) are both welded with a connecting rod (3), the right side surface of the connecting rod (3) is attached to a generator wall body (2), the upper surface of the connecting rod (3) at the top end of the right side of the installation side plate (1) is fixed with a first mounting plate (4) through screws, the lower surface of the connecting rod (3) at the bottom end of the right side of the installation side plate (1) is fixed with a second mounting plate (5) with a L-shaped structure in longitudinal section through screws, a handrail (6) is welded on the left side surface of the installation side plate (1), the telescopic rod (7) is installed on the left side of the handrail (6), the output end of the telescopic rod (7) is connected with a bearing block (8), the left side surface of the bearing block (8) is pasted with an, and the below welded connection of link (10) has bottom plate (11) to the right flank of bottom plate (11) and the left surface welded connection of installation curb plate (1), the medial surface welding of installation curb plate (1) has atress board (12), and the inboard of atress board (12) is connected with connecting block (13), and the last fixed surface of connecting block (13) is connected with footboard (14).

2. A generator service ladder as claimed in claim 1, wherein: the installation side plates (1) are symmetrically arranged about the central line of the connecting rod (3), and the cross sections of the installation side plates (1) are of L-shaped structures.

3. A generator service ladder as claimed in claim 1, wherein: first mounting panel (4) and second mounting panel (5) are all through the fix with screw in the outside of generator wall body (2), and second mounting panel (5) and installation curb plate (1) welded connection.

4. A generator service ladder as claimed in claim 1, wherein: the connection mode of telescopic link (7) and handrail (6) is threaded connection, and the position height that telescopic link (7) were installed on handrail (6) is higher than the upper surface height of generator wall body (2).

5. A generator service ladder as claimed in claim 1, wherein: the connecting block (13) is connected with the stress plate (12) in a clamping groove mode, and the longitudinal section of the stress plate (12) is of a concave structure.

6. A generator service ladder as claimed in claim 1, wherein: the pedals (14) are arranged on the inner side of the mounting side plate (1) at equal intervals, and the length of the pedals (14) is sequentially increased from top to bottom.