TW201435201A - Telescopic ladder - Google Patents

Abstract

The present invention relates to a ladder design for fixing to an external wall, which is composed of: fixing iron plates; external iron bars that are bent hook members and also used as rungs; the middle iron bars that are fasteners and also used as auxiliary hooking members; and other interlocking accessories, the ladder can be completed by descending themselves due to the gravity. Major components include: a single-switched deck, jumper rods, a fixed base, a brake wire, a starting piece, U-shaped screws, a pull hook ring, chains, and ladder pieces for the fixation.

Description

Telescopic ladder

The invention is mainly used as an escape device, which is arranged on the outer wall and can escape or descend to escape, and can be used as a permanent device.

Previous ladders are divided into fixed, mobile, soft and mobile telescopic, etc... ladders.

Combined with fixed ladders, soft ladders and extension ladders, the three functions become escape ladders.

The invention can carry the upper and lower floors of the people with reduced mobility, or the rescuers can go upstairs.

1‧‧‧Fixed base

2‧‧‧Starter

3‧‧‧ linkage film

4‧‧‧Fixed tablets

5‧‧‧ pedals

6‧‧‧Auxiliary

7‧‧‧ hanging holes

8‧‧‧Assisted fulcrum hole

9‧‧‧缧丝孔

10‧‧‧Connector hole

11‧‧‧Connection hole

12‧‧‧ fulcrum hole

13‧‧‧缧丝孔

14‧‧‧缧丝孔

15‧‧‧抅 lever

16‧‧‧Connecting rod

First picture

Second picture

Third picture component one six view

The fourth picture component two six views, component three component four front view, because three. four sets of single sawtooth

Figure 5 Component Five Six View

Figure 6 Component Six Six View

Figure 7 Component 1 Stereogram

Figure 8 Component II. III. Four

The ninth figure component five. six

According to the invention, the components are combined one by one, with reference to the figure 2, fixed on the outer wall, and can be pulled by the pedal or the downstairs rescue personnel to make the action reference picture.

1‧‧‧Fixed base

2‧‧‧Starter

3‧‧‧ linkage film

4‧‧‧Fixed tablets

5‧‧‧ pedals

6‧‧‧Auxiliary

Claims (5)

This piece is used as a telescopic ladder. The components include: a fixed base, a starter piece on the base, a linkage piece, a fixed piece, a foot piece and an auxiliary piece fixed. According to the telescopic ladder of the first application of the patent scope, the on-chip device linkage lever and the linkage piece are activated to make an action. According to the telescopic ladder of the first application of the patent scope, the brake line can be activated on the chip and other equipment can be connected. According to the telescopic ladder of the first application of the patent scope, the on-chip device can be actuated to pull the lever so that all the pedal members are put down. According to the telescopic ladder of the first application of the patent scope, the pedal members and the auxiliary members can be continuously installed.