CN214659903U

CN214659903U - A cat ladder for safety engineering

Info

Publication number: CN214659903U
Application number: CN202120394145.XU
Authority: CN
Inventors: 于永利
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-09
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a cat ladder for safety engineering belongs to the safety engineering field. The utility model provides a cat ladder for safety engineering, includes the base, the base top is equipped with the operation panel, rotate through the pivot between base up end four corners and the operation panel lower extreme face four corners and install the hydraulic stem, the base up end is fixed with two C type spacing framves of laminating with the operation panel left and right sides respectively, the operation panel left and right sides is fixed with the square stopper with the spacing frame sliding connection of C type, both sides are fixed with a plurality of ropes about the operation panel front end downside, and are adjacent connect fixedly through the tee bend fixed block between the rope with the layer be fixed with the horizontal pole between the tee bend fixed block, the base front end is fixed with outer tee bend limiting plate and the interior tee bend limiting plate that cup joints with the tee bend fixed block, sets up the spacing frame of C type, when carrying out the lift to the operation panel through the hydraulic stem, guarantees the operation panel even running.

Description

A cat ladder for safety engineering

Technical Field

The utility model relates to a safety engineering field, more specifically say, relate to a cat ladder for safety engineering.

Background

At present, with the rapid improvement of the living standard of people, safety projects such as construction and construction become key projects for social development. In safety engineering work, a ladder stand is equipment which needs to be frequently used. The ladder stand in the prior art is connected through the two ladder stands, the upper parts of the two ladder stands are connected, and the two ladder stands are separated to support constructors during use. The structure has low stability, and another constructor needs to hold the scaffold during operation, thereby wasting manpower. Meanwhile, the conventional ladder cannot realize height adjustment, and when the ladder needs to be operated at different height positions, a constructor needs to walk down the ladder, then adjust the height and walk up the ladder again for construction, so that the ladder is inconvenient to use; patent document CN 211851127U in the prior art provides a ladder stand for safety engineering; the device sets up two cat ladder ladders, and two cat ladder ladders and the part swing joint that stands, and two cat ladder ladders divide into two subassemblies respectively, connect like this through a telescopic cylinder between two subassemblies, before the constructor is under construction, make two telescopic cylinder all be in the shrink state, at this moment, operating personnel steps on the cat ladder and goes up until on walking the part of standing, in the work progress, when needs adjust the cat ladder height, control two telescopic cylinder and stretch out and draw back simultaneously, make the part of standing be in the level all the time and arrange the state, the constructor of being convenient for stably stands, and height-adjusting, do not need constructor to walk down the cat ladder and adjust. The use convenience is improved; although the device has more beneficial effects, the following problems still exist: the ladder type device is characterized in that the two ladder ladders are movably connected with the standing part, and a ladder type structure is formed among the two ladder ladders, the standing part and the ladder type base; in view of this, we propose a ladder for safety engineering.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a cat ladder for safety engineering to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

The utility model provides a cat ladder for safety engineering, includes the base, the base top is equipped with the operation panel, rotate through the pivot between base up end four corners and the operation panel lower extreme face four corners and install the hydraulic stem, the base up end is fixed with two C type spacing framves of laminating with the operation panel left and right sides respectively, the operation panel left and right sides is fixed with the square stopper with the spacing frame sliding connection of C type, both sides are fixed with a plurality of ropes about the operation panel front end downside, and are adjacent connect fixedly through the tee bend fixed block between the rope, with the layer be fixed with the horizontal pole between the tee bend fixed block, the base front end is fixed with outer tee bend limiting plate and the interior tee bend limiting plate that cup joints with the tee bend fixed block.

Preferably, the base upper end face is equipped with the backing plate that matches with the operation panel.

Preferably, the front end of the operating platform is rotatably provided with a platform door, and the two ropes are arranged on the left side and the right side of the platform door.

Preferably, the rotary connection position of the hydraulic rod and the operating platform is higher than the rotary connection position of the hydraulic rod and the base.

Preferably, the inner three-way limiting plate and the base are fixedly connected through a connecting plate, connecting plates are fixed at the outer ends of the outer three-way limiting plate and the inner three-way limiting plate, and positioning bolts are arranged on the two connecting plates.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses set up spacing and the square stopper of C type, when the operation panel moves from top to bottom, through the sliding connection of the spacing and the square stopper of C type, the slip of restriction operation panel on the horizontal direction turns into two the same triangle structures with a trapezoidal structure to avoid the operation panel to slump.

2. The utility model discloses set up the rope, when the operation panel moves from top to bottom, restrict the tee bend fixed block through outer tee bend limiting plate and interior tee bend limiting plate to tighten the rope, evenly be fixed in the horizontal pole between operation panel and the base, thereby the staff of being convenient for passes in and out the operation panel.

Drawings

FIG. 1 is a schematic view of the overall descending structure of the present invention;

FIG. 2 is a schematic structural view of the present invention during the overall lifting;

FIG. 3 is a schematic view of the split structure of the joint between the C-shaped limiting frame and the square limiting block of the present invention;

FIG. 4 is a schematic structural view of the operation table of the present invention;

FIG. 5 is a schematic view of the connection between the rope and the cross bar of the present invention;

FIG. 6 is a schematic view of a split structure of the junction between the three-way fixing block and the three-way limiting plate of the present invention;

the reference numbers in the figures illustrate: 1. an operation table; 2. a C-shaped limiting frame; 3. a hydraulic lever; 4. a base; 5. a base plate; 6. an outer three-way limiting plate; 7. a rope; 8. a square limited block; 9. a table door; 10. a cross bar; 11. an inner three-way limiting plate; 12. a tee joint fixing block; 13. positioning the bolt; 14. a connecting plate; 15. and (7) connecting plates.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a cat ladder for safety engineering, the on-line screen storage device comprises a

base

4, 4 tops of base are equipped with operation panel 1, rotate through the pivot between 4 up end four corners of base and the 1 lower terminal surface four corners of operation panel and install

hydraulic stem

3, 4 up ends of base are fixed with two respectively with the spacing frame 2 of C type of the 1 left and right sides laminating of operation panel, 1 left and right sides of operation panel is fixed with the square stopper 8 with the spacing frame 2 sliding connection of C type, both sides are fixed with a plurality of ropes 7 about 1 front end downside of operation panel, connect fixedly through tee bend fixed block 12 between the adjacent rope 7, be fixed with horizontal pole 10 between the layer tee bend

fixed block

12, 4 front ends of base are fixed with outer tee bend limiting plate 6 and the interior tee bend limiting plate 11 that cup joint with tee bend fixed block 12.

Specifically, 4 up end of base is equipped with backing plate 5 with operation panel 1 matching, and when leading to the device to damage because of other situations, backing plate 5 effectively cushions operation panel 1, protects its inside staff.

Further, a table door 9 is rotatably installed at the front end of the operating table 1, and the two ropes 7 are arranged on the left side and the right side of the table door 9.

Furthermore, the rotary joint of the hydraulic rod 3 and the operating platform 1 is higher than the rotary joint of the hydraulic rod 3 and the base 4; make 3 inner of hydraulic stem be the slope all the time and upwards set up, when hydraulic stem 3 moved, its inner end had upwards or decurrent power all the time, when avoiding hydraulic stem 3 level, because its inner end upwards with balanced with the power down, when leading to the stretching of hydraulic stem 3, caused destruction to both ends pivot.

Furthermore, the inner three-way limiting plate 11 and the base 4 are fixedly connected through a connecting plate 15, connecting plates 14 are fixedly arranged at the outer ends of the outer three-way limiting plate 6 and the inner three-way limiting plate 11, and positioning bolts 13 are arranged on the two connecting plates 14.

The working principle is as follows: when the operation platform is lifted, the outer three-way limiting plate 6 is taken down from the front end of the inner three-way limiting plate 11 by detaching the positioning bolt 13, the limitation of the two on the three-way fixing block 12 is removed, the hydraulic rod 3 is started to stretch by an external control device, the operation platform 1 is driven to move upwards to a preset position by rotating shafts at two ends of the hydraulic rod, in the process, the operation platform 1 can only move up and down by limiting the square limiting block 8 by the C-shaped limiting frame 2, the operation platform 1 is effectively prevented from shaking, after the operation platform 1 finishes working, the rope 7 is pulled downwards, the three-way fixing block 12 is arranged at the front end of the inner three-way limiting plate 11, the rope 7 is ensured to be tight, the outer three-way limiting plate 6 is arranged at the front end of the inner three-way limiting plate 11 and is fixed by the positioning bolt 13, so that the rope 7 is tight and fixed between the operation platform 1 and the base 4, a worker can pass through the cross rod 10, climbing from the base 4 to the upper end of the operation table 1.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cat ladder for safety engineering, includes base (4), its characterized in that: an operating table (1) is arranged above the base (4), hydraulic rods (3) are rotatably arranged between four corners of the upper end surface of the base (4) and four corners of the lower end surface of the operating table (1) through rotating shafts, two C-shaped limiting frames (2) which are respectively attached to the left side and the right side of the operating platform (1) are fixed on the upper end surface of the base (4), the left side and the right side of the operating platform (1) are fixed with square limit blocks (8) which are connected with the C-shaped limit frame (2) in a sliding way, a plurality of ropes (7) are fixed on the left side and the right side of the lower side of the front end of the operating platform (1), adjacent ropes (7) are fixedly connected through a three-way fixing block (12), a cross rod (10) is fixed between the three-way fixing blocks (12) on the same layer, an outer three-way limiting plate (6) and an inner three-way limiting plate (11) which are sleeved with the three-way fixing block (12) are fixed at the front end of the base (4).

2. A ladder stand for safety engineering according to claim 1, characterised in that: and a base plate (5) matched with the operating platform (1) is arranged on the upper end surface of the base (4).

3. A ladder stand for safety engineering according to claim 1, characterised in that: the front end of the operating platform (1) is rotatably provided with a platform door (9), and the ropes (7) are arranged on the left side and the right side of the platform door (9).

4. A ladder stand for safety engineering according to claim 1, characterised in that: the rotary joint of the hydraulic rod (3) and the operating platform (1) is higher than the rotary joint of the hydraulic rod (3) and the base (4).

5. A ladder stand for safety engineering according to claim 1, characterised in that: the inner three-way limiting plate (11) and the base (4) are fixedly connected through a connecting plate (15), the outer three-way limiting plate (6) and the outer end of the inner three-way limiting plate (11) are fixedly provided with connecting plates (14), and two positioning bolts (13) are arranged on the connecting plates (14).