CN211397416U

CN211397416U - Movable ladder stand with pulleys

Info

Publication number: CN211397416U
Application number: CN201921941085.8U
Authority: CN
Inventors: 何东明
Original assignee: Yijia Decoration Design Engineering Shanghai Co ltd
Current assignee: Yijia Decoration Design Engineering Shanghai Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-09-01
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses take movable cat ladder of pulley, including first skeleton and second skeleton, be equipped with between first skeleton and the second skeleton and mark time, first skeleton top is equipped with first sheave, first sheave is connected with first race, first race is connected with first movable pull rod, first movable pull rod lower extreme is fixed on first skeleton, second skeleton top is equipped with the second sheave, the second sheave is connected with the second race, the second race is connected with the second movable pull rod, the second movable pull rod lower extreme is fixed on the second skeleton, first skeleton and second skeleton bottom all are equipped with the pulley; this cat ladder through installing 2 sheaves in stair skeleton upper end, installs 2 pulleys at the skeleton lower extreme, and control cat ladder flexible direction can be laborsaving rapidly in removing, installs movable pull rod piece on the skeleton, adopts triangle-shaped stability principle to pull and fixed cat ladder, is that the utensil removes and is fixed in integrative mechanical device.

Description

Movable ladder stand with pulleys

Technical Field

The utility model relates to an engineering machinery equipment field specifically relates to a take activity cat ladder of pulley.

Background

The rural wooden house is used for going upstairs and is provided with a traditional self-made straight wooden ladder, the upper part and the lower part of the straight wooden ladder are not stable enough, the left part and the right part of the straight wooden ladder are not fixed, the safety is low, and the straight wooden ladder occupies space; the small-sized partition warehouse of the shop, such as a small-sized shoe store, has a small space of the inner chamber warehouse and a loft due to the large space of the outer chamber of the shop, and is troublesome and low in safety factor when goods are taken from the upper partition.

SUMMERY OF THE UTILITY MODEL

In order to the above situation, the utility model provides a simple structure, reasonable in design's movable cat ladder of taking the pulley.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the movable ladder stand with the pulleys comprises a first framework and a second framework and is characterized in that steps are arranged between the first framework and the second framework, a first grooved pulley is arranged at the top end of the first framework and connected with a first grooved pulley, the first grooved pulley is connected with a first movable pull rod, the lower end of the first movable pull rod is fixed on the first framework, a second grooved pulley is arranged at the top end of the second framework and connected with a second grooved pulley, the second grooved pulley is connected with a second movable pull rod, the lower end of the second movable pull rod is fixed on the second framework, and pulleys are arranged at the bottom ends of the first framework and the second framework.

Further, the step is arranged by inclining 10 degrees downwards in the positive direction.

Further, the first sheave and the second sheave are both provided with wheel sleeves.

Furthermore, the first wheel groove and the second wheel groove are provided with fixing screws and fixed on the wall surface.

Further, all be equipped with the movable groove in the middle of first activity pull rod and the second activity pull rod, the movable groove upper end is equipped with first shrinkage pool, first shrinkage pool is concave to the upside, the movable groove lower extreme is equipped with the second shrinkage pool, the second shrinkage pool is concave to the downside.

Has the advantages that:

the utility model provides a movable crawling ladder with pulleys, which controls the telescoping direction of the crawling ladder by installing 2 grooved pulleys at the upper end of a stair framework and installing 2 pulleys at the lower end of the framework, and can save labor and rapidly move and widen the indoor space; the movable pull rod piece is arranged on the framework, the ladder stand is dragged and fixed by adopting a triangular stability principle, and the movable pull rod piece is a mechanical device which is movably fixed into a whole; simultaneously at two race of skeleton upper end installation, fixed cat ladder moving direction, can solve indoor traditional vertical ladder mode of going upstairs, the indoor interlayer of convenient arrival, and the security performance is high, can be used to have civilian house, apartment, log cabin, small-size warehouse shop etc. of interlayer.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a right side view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a top view of the present invention.

In the figure:

1 a first skeleton; 2 a second skeleton; step 3; 4 a first sheave; 5 a first wheel groove; 6 a first movable pull rod; 7 a second sheave; 8, a second wheel groove; 9 a second movable pull rod; 10 pulleys; 11, a wheel sleeve; 12, a movable groove; 13 a first recess; 14 second recess.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1-4, this embodiment provides a movable ladder stand with pulleys, including first skeleton 1 and second skeleton 2, its characterized in that, be equipped with between first skeleton 1 and the second skeleton 2 and mark time 3, the skeleton adopts traditional vertical ladder structure with marking time, welds or assembles the completion with light-duty square pipe steel, mark time 3 for the setting of positive direction downward sloping 10, reach the laborsaving effect of going upstairs.

The ladder is characterized in that a first grooved pulley 4 is arranged at the top end of the first framework 1, the first grooved pulley 4 is connected with a first grooved pulley 5, the first grooved pulley 5 is connected with a first movable pull rod 6, the lower end of the first movable pull rod 6 is fixed on the first framework 1, a second grooved pulley 7 is arranged at the top end of the second framework 2, the second grooved pulley 7 is connected with a second grooved pulley 8, the second grooved pulley 8 is connected with a second movable pull rod 9, the lower end of the second movable pull rod 9 is fixed on the second framework 2, pulleys 10 are arranged at the bottom ends of the first framework 1 and the second framework 2, so that the ladder can be stretched flexibly and is light and labor-saving, and steel angles are attached to the outside.

The first grooved wheel 4 and the second grooved wheel 7 are both provided with wheel sleeves 11 to prevent the wheels from jumping.

The first wheel groove 5 and the second wheel groove 8 are of steel sheet structures, the size and the thickness are determined according to the grooved wheel, fixing screws are arranged on the first wheel groove 5 and the second wheel groove 8 and fixed on the wall surface, and wheel stopping devices are attached to two ends of the first wheel groove 5 and the second wheel groove 8 to provide moving tracks for the grooved wheel.

All be equipped with the movable groove 12 in the middle of first activity pull rod 6 and the second activity pull rod 9, movable groove 12 upper end is equipped with first shrinkage pool 13, first shrinkage pool 13 is concave to the upside, the locking cat ladder, movable groove 12 lower extreme is equipped with second shrinkage pool 14, second shrinkage pool 14 is concave to the downside, leans on the wall with stair when not using stair, and fixed slide, when using next time, draws down again toward the wall to can use.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A movable ladder stand with pulleys comprises a first framework (1) and a second framework (2), it is characterized in that a step (3) is arranged between the first framework (1) and the second framework (2), a first grooved pulley (4) is arranged at the top end of the first framework (1), the first grooved pulley (4) is connected with a first grooved pulley (5), the first wheel groove (5) is connected with a first movable pull rod (6), the lower end of the first movable pull rod (6) is fixed on the first framework (1), a second grooved wheel (7) is arranged at the top end of the second framework (2), the second grooved wheel (7) is connected with a second grooved wheel (8), the second wheel groove (8) is connected with a second movable pull rod (9), the lower end of the second movable pull rod (9) is fixed on the second framework (2), the bottom ends of the first framework (1) and the second framework (2) are respectively provided with a pulley (10).

2. A movable ladder with pulleys as claimed in claim 1, characterized in that the steps (3) are arranged with a downward inclination of 10 ° in the positive direction.

3. A movable ladder with pulleys as claimed in claim 2, characterized in that the first (4) and second (7) sheaves are provided with a wheel sleeve (11).

4. A movable ladder with pulleys as claimed in claim 3, wherein the first pulley groove (5) and the second pulley groove (8) are provided with fixing screws for fixing to a wall surface.

5. A movable ladder with pulleys as claimed in claim 4, wherein a movable groove (12) is arranged between the first movable pull rod (6) and the second movable pull rod (9), a first concave hole (13) is arranged at the upper end of the movable groove (12), the first concave hole (13) is concave towards the upper side, a second concave hole (14) is arranged at the lower end of the movable groove (12), and the second concave hole (14) is concave towards the lower side.