CN205895116U - Power supply line Tower cat ladder - Google Patents

Abstract

The utility model discloses a power supply line Tower cat ladder, include: the square steel tube it connects iron with holding tightly to be provided with drilling on the square steel tube, wherein, drilling runs through inside the square steel tube inserted the ladder feet in the drilling drilling with adopt the mode of both sides welding to fix between the ladder feet, its characterized in that still includes: distribute in turn about the ladder feet the both sides of square steel tube, the ladder feet interval is 400mm. The utility model discloses an adopting the square steel tube not only conveniently to punch, it is dual that drilling runs through the square steel tube front and back in addition, uses two -sided welded fastening, can make the cat ladder more firm, has easy, the security characteristics high, aesthetic in appearance of making.

Description

A kind of supply line tower cat ladder

Technical field

The utility model is related to transmission line of electricity steel pole Manifold technology field, more particularly to a kind of supply line shaft tower Cat ladder.

Background technology

At present, general 2 meters about from the ground of the cat ladder lower end of the steel pipe pole of high voltage iron tower, if by cat ladder lower end arrange from Ground is too low easily stolen；When stringing is installed or later maintenance needs upper boom, it is difficult upper boom；But the cat ladder of prior art is big Adopt pipe material more, be not easy to hole, and mostly using single hole welding or connect, foot of ladder is welded on steel pipe, not only not Firmly, there is potential safety hazard, and profile is unsightly, is easily deformed.

Therefore, how to provide a kind of supply line's tower cat ladder having and making feature easy, safe, aesthetic in appearance It is the problem of those skilled in the art's urgent need to resolve.

Utility model content

In view of this, the utility model provides a kind of power supply having and making feature easy, safe, aesthetic in appearance Overhead line structures cat ladder.

For achieving the above object, the following technical scheme of the utility model offer:

A kind of supply line tower cat ladder, comprising: square steel tube, is provided with boring on described square steel tube and holds connection tightly Iron；Wherein, described boring runs through inside described square steel tube, is inserted with foot of ladder in described boring, in described boring and described ladder It is fixed by the way of two-sided welding between pin；It is characterized in that, also include: be alternately distributed described about described foot of ladder The both sides of square steel tube, between described foot of ladder, distance is 400mm.

Preferably, in a kind of above-mentioned supply line tower cat ladder, described holding tightly connects iron material matter for band iron, and length is 80mm, width is 60mm.

Preferably, in a kind of above-mentioned supply line tower cat ladder, described foot of ladder material is round steel.

Understand via above-mentioned technical scheme, compared with prior art, the utility model passes through using square steel tube not only Convenient punching, and hole and run through two sides before and after square steel tube, fixed with two-sided welding, cat ladder can be made more firm, there is making Easily, feature safe, aesthetic in appearance.

Brief description

In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also Other accompanying drawings can be obtained according to the accompanying drawing providing.

Fig. 1 accompanying drawing is structural representation of the present utility model.

In FIG:

1 is square steel tube, 2 is holding connection iron, 3 is foot of ladder.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work The every other embodiment being obtained, broadly falls into the scope of the utility model protection.

The utility model embodiment discloses a kind of supply lines having and making feature easy, safe, aesthetic in appearance Line pole tower cat ladder.

Refer to accompanying drawing 1, be a kind of supply line tower cat ladder disclosed in the utility model, specifically include:

Square steel tube 1, is provided with boring on square steel tube 1 and holds connection iron 2 tightly；Wherein, boring runs through in described square steel tube 1 Portion, is inserted with foot of ladder 3 in boring, is fixed between boring and foot of ladder 3 by the way of two-sided welding；Its feature exists In also including: foot of ladder 3 about is alternately distributed the both sides in square steel tube 1, between foot of ladder 3, distance is 400mm.

The utility model pass through using square steel tube not only facilitate punching, and hole run through two sides before and after square steel tube, use Two-sided welding is fixed, and cat ladder can be made more firm, has the characteristics that making is easy, safe, aesthetic in appearance.

In order to optimize technique scheme further, hold tightly and connect iron 2 material for band iron, length is 80mm, width is 60mm.

In order to optimize technique scheme further, foot of ladder 3 material is round steel.

In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment For, because it corresponds to the method disclosed in Example, so description is fairly simple, say referring to method part in place of correlation Bright.

Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality Type.Multiple modifications to these embodiments will be apparent from for those skilled in the art, is determined herein The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The wide scope consistent with features of novelty.

Claims (3)

1. a kind of supply line tower cat ladder, comprising: square steel tube (1), is provided with boring and the company of holding tightly on described square steel tube (1) Connect iron (2)；Wherein, described boring runs through described square steel tube (1) inside, is inserted with foot of ladder (3), in described brill in described boring It is fixed by the way of two-sided welding between hole and described foot of ladder (3)；It is characterized in that, also include: described foot of ladder (3) is left The right side is alternately distributed the both sides in described square steel tube (1), and between described foot of ladder (3), distance is 400mm.

2. a kind of supply line tower cat ladder according to claim 1 is it is characterised in that described holding connects iron (2) material Matter is band iron, and length is 80mm, and width is 60mm.

3. a kind of supply line tower cat ladder according to claim 1 is it is characterised in that described foot of ladder (3) material is circle Steel.