CN205277288U

CN205277288U - Box -type substation is with foldable maintenance cat ladder

Info

Publication number: CN205277288U
Application number: CN201520997189.6U
Authority: CN
Inventors: 李想; 颜孝勇
Original assignee: JIANGSU DAQO BOX TRANSFORMER STATION TECHNOLOGY Co Ltd
Current assignee: JIANGSU DAQO BOX TRANSFORMER STATION TECHNOLOGY Co Ltd
Priority date: 2015-12-07
Filing date: 2015-12-07
Publication date: 2016-06-01
Anticipated expiration: 2025-12-07

Abstract

The utility model discloses a box -type substation is with foldable maintenance cat ladder steps on rod, terraced limit, lower rocker, jam plate, spring bolt and padlock by hinged -support, last rocker, limiting plate, cat ladder and constitutes, bearing installation is at the box substation surface for the hinge, is equipped with the limiting plate on the hinged -support, the ladder limit is fixed with the hinged -support through last rocker, lower rocker respectively mutually, be equipped with the jam plate on the rocker down, be equipped with the waist hole on the jam plate, still be fixed with the spring bolt on the box substation surface, the spring bolt passes through padlock locking, two with the waist hole on the jam plate it steps on the rod to be equipped with the cat ladder between the ladder limit. The utility model discloses a box -type substation is with foldable maintenance cat ladder when making things convenient for the overhaul of the equipments, can prevent effectively that irrelevant personnel from getting into the box -type substation top and the initiation accident, the utility model discloses as long as when equipment running state, the cat ladder is in fold condition and locks with the padlock, when the state of maintenance, cat ladder, the convenient maintenance are opened in the maintainer unblock.

Description

A kind of box-type substation Foldable overhaul cat ladder

Technical field

The utility model relates to a kind of box-type substation Foldable overhaul cat ladder.

Background technology

Along with box-type substation range of application constantly expands, part adopts built on stilts inlet wire box-type substation, it is often necessary to arrange the elements such as supports insulative, sensor, thunder arrester at casing top or part large box type substation top is usually provided with large-size air conditioning unit etc. These equipment are positioned at box-type substation top, climb up case top for preventing amateur serviceman and cause security incident, generally do not arrange fixing cat ladder, can only set up ladder during overhaul of the equipments temporarily, very inconvenient.

Practical novel content

The utility model is according to above-mentioned the deficiencies in the prior art, it is provided that a kind of box-type substation Foldable overhaul cat ladder.

In order to achieve the above object, the technical scheme that the utility model is taked is:

A kind of box-type substation Foldable overhaul cat ladder, it is made up of hinged-support, upper rocking bar, limiting plate, cat ladder riding club, ladder limit, lower rocking bar, lock plate, dead bolt and padlock, described hinged-support is arranged on transformer station box outside surface, hinged-support is provided with limiting plate, described ladder limit is fixed by upper rocking bar, lower rocking bar and hinged-support respectively, described lower rocking bar is provided with lock plate, lock plate is provided with waist hole, described transformer station box outside surface is also fixed with dead bolt, dead bolt is locked by padlock with the waist hole on lock plate, is provided with cat ladder riding club between two described ladder limits.

As preferably, described transformer station box outside surface being also provided with safety shield.

As preferably, described cat ladder riding club is equidistantly arranged.

As preferably, described upper rocking bar is equal with lower rocking bar length.

As preferably, described hinged-support, safety shield and dead bolt are all welded on transformer station box outside surface.

The beneficial effects of the utility model are:

The utility model devises a kind of box-type substation Foldable overhaul cat ladder, while facilitating overhaul of the equipments, can effectively preventing unrelated person from entering box-type substation top and accidents caused, as long as the utility model is when equipment running status, cat ladder is in folded state and locks with padlock; When inspecting state, maintenance personnel unlock and open cat ladder, maintain easily.

Accompanying drawing explanation

Fig. 1 is the side-view of the Foldable overhaul cat ladder of a better embodiment of the present utility model;

Fig. 2 is the folded state side-view of the Foldable overhaul cat ladder of a better embodiment of the present utility model;

Fig. 3 is the using state figure that the Foldable overhaul cat ladder in Fig. 1 is arranged on transformer station box;

Fig. 4 is the folded state diagram that the Foldable overhaul cat ladder in Fig. 2 is arranged on transformer station box;

Fig. 5 is the A place enlarged diagram in Fig. 4;

Figure marks: 1 hinged-support, rocking bar on 2,3 limiting plates, 4 cat ladder riding clubs, 5 ladder limits, 6 times rocking bars, 7 safety shields, 8 lock plates, 9 dead bolts, 10 padlocks, 11 transformer station boxes.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is done specifically explanation.

As shown in Figures 1 to 5, a kind of box-type substation Foldable overhaul cat ladder, by hinged-support 1, upper rocking bar 2, limiting plate 3, cat ladder riding club 4, ladder limit 5, lower rocking bar 6, lock plate 8, dead bolt 9 and padlock 10 form, described hinged-support 1 is welded on transformer station box 11 outside surface, hinged-support 1 is provided with limiting plate 3, described ladder limit 5 is respectively by upper rocking bar 2, lower rocking bar 6 fixes with hinged-support 1, described upper rocking bar 2 is equal with lower rocking bar 6 length, described lower rocking bar 6 is provided with lock plate 8, lock plate 8 is provided with waist hole, described transformer station box 11 outside surface is also welded with dead bolt 9, dead bolt 9 is locked by padlock 10 with the waist hole on lock plate 8, it is provided with cat ladder riding club 4 between two described ladder limits 5, cat ladder riding club 4 is equidistantly arranged.

Wherein, described transformer station box 11 outside surface is also welded with safety shield 7.

Folded state of the present utility model: upper rocking bar 2 and the lower rocking bar 6 of Foldable overhaul cat ladder are in vertical position, transformer station box 11 is close on ladder limit 5, cat ladder riding club 4 embeds the prevention of the gap between two pieces of safety shields 7 and tramples, dead bolt 9 is inserted in waist hole on lock plate 8, padlock 10 pins dead bolt 9, and cat ladder is locked in folded position.

Working order of the present utility model: unlock padlock 10, draws ladder limit 5 toward outside, and upper rocking bar 2 and lower rocking bar 6 rotate clockwise, and under limiting plate 3 acts on, upper rocking bar 2 and lower rocking bar 6 are horizontal, and cat ladder riding club 4 and ladder limit 5 are moved out from transformer station box 11 limit.

The utility model has been taken into account device security and has been safeguarded facility, and the cat ladder foldable locking when transporting and run, only operationally opens cat ladder.

Above-mentioned example, just in order to technical conceive of the present utility model and feature are described, its objective is to be to allow one of ordinary skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this; The change of every equivalence done by the essence of the utility model content or modification, all should be encompassed in protection domain of the present utility model.

Claims

1. a box-type substation Foldable overhaul cat ladder, it is characterized in that: by hinged-support, upper rocking bar, limiting plate, cat ladder riding club, ladder limit, lower rocking bar, lock plate, dead bolt and padlock composition, described hinged-support is arranged on transformer station box outside surface, hinged-support is provided with limiting plate, described ladder limit is respectively by upper rocking bar, lower rocking bar and hinged-support fix, described lower rocking bar is provided with lock plate, lock plate is provided with waist hole, described transformer station box outside surface is also fixed with dead bolt, dead bolt is locked by padlock with the waist hole on lock plate, it is provided with cat ladder riding club between two described ladder limits.

2. a kind of box-type substation Foldable overhaul cat ladder according to claim 1, it is characterised in that: described transformer station box outside surface is also provided with safety shield.

3. a kind of box-type substation Foldable overhaul cat ladder according to claim 1, it is characterised in that: described cat ladder riding club is equidistantly arranged.

4. a kind of box-type substation Foldable overhaul cat ladder according to claim 1, it is characterised in that: described upper rocking bar is equal with lower rocking bar length.

5. a kind of box-type substation Foldable overhaul cat ladder according to claim 1, it is characterised in that: described hinged-support, safety shield and dead bolt are all welded on transformer station box outside surface.