CN210118089U

CN210118089U - Collapsible portable cat ladder for construction

Info

Publication number: CN210118089U
Application number: CN201920101586.9U
Authority: CN
Inventors: 王柳舒; 王利平; 崔鎏洋
Original assignee: Fujian Jiamu Construction Engineering Co Ltd
Current assignee: Fujian Jiamu Construction Engineering Co Ltd
Priority date: 2019-01-22
Filing date: 2019-01-22
Publication date: 2020-02-28
Anticipated expiration: 2029-01-22

Abstract

The utility model discloses a collapsible portable cat ladder for construction, including first branch and second branch, the specification of first branch is the same with the specification of second branch, equal fixedly connected with equidistance distribution's rotation hinge, two on the inner wall of the relative one side of first branch and second branch equal fixedly connected with fly leaf on the outer wall of one side of rotation hinge, and two fly leaves form between first branch and second branch respectively and rotate the connection, the one end fixedly connected with connecting axle of two fly leaf contacts, all weld the dead lever on the outer wall on first branch and second branch top. The utility model discloses make the safety belt can remove at whole process follower workman, play the guarantee to workman's life safety in the at utmost, can place the instrument that the workman used in the construction in advance on the ladder, avoided the workman to scramble from top to bottom on the ladder many times, improved the efficiency to the construction.

Description

Collapsible portable cat ladder for construction

Technical Field

The utility model relates to a building technical field especially relates to a construction is with collapsible portable cat ladder.

Background

When a building constructor guarantees a normal building supply room, the constructor needs to ascend to complete specific operation due to the requirement of a characteristic environment. The ladder is a tool commonly used by building constructors in daily life.

Ladder function singleness in the existing market, simple structure need look for the thing and fill up the balance that just can guarantee the ladder subaerially at the land unevenness, and the workman specifically during operation on the ladder, the instrument of using need be taken from the saddlebag, a large amount of time of waste, when lacking certain instrument, need climb down the ladder, and the waste time leads to work efficiency low. Particularly, when the ladder is operated on a power transmission line with a relatively small height in a country, the ladder cannot be transported conveniently due to the large size of the ladder, and the ladder cannot be operated at a high-altitude construction position due to the small size of the ladder. Therefore, there is a need to design a foldable and portable ladder for building construction to solve the above problems.

Disclosure of Invention

The utility model aims at solving the defects in the prior art and providing a foldable and portable ladder stand for building construction.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a foldable portable crawling ladder for building construction comprises a first supporting rod and a second supporting rod, wherein the specification of the first supporting rod is the same as that of the second supporting rod, rotating hinges distributed equidistantly are fixedly connected to the inner walls of the opposite sides of the first supporting rod and the second supporting rod, movable plates are fixedly connected to the outer wall of one side of each of the two rotating hinges and are rotatably connected between the first supporting rod and the second supporting rod respectively, a connecting shaft is fixedly connected to one end of each movable plate, fixed rods are welded to the outer walls of the top ends of the first supporting rod and the second supporting rod respectively, an insulating lap hook is arranged at the top end of each fixed rod, a drawing groove is formed in the bottom ends of the first supporting rod and the second supporting rod, a telescopic rod is inserted into the drawing groove, supporting bottom feet are fixedly mounted on the outer wall of the bottom end of the telescopic rod, and a blocking hook is welded to the outer wall of one side of each telescopic rod, and placed the support horizontal pole on the fender hook, it has the mounting groove to open on one side outer wall of first branch, and the internally mounted of mounting groove has fixing bearing, fixing bearing's inside is rotated and is connected with the axis of rotation, the rotating sleeve has been cup jointed on the outer wall of axis of rotation, and rotates the outside that the sleeve is located the mounting groove, the one end of axis of rotation is provided with the external screw thread, and the one end threaded connection of axis of rotation has pretension nut.

Furthermore, one end of the connecting shaft is connected with a limiter in a sliding manner, and two ends of the limiter are respectively contacted with the two movable plates.

Furthermore, the outer wall of the top of the movable plate is provided with a shallow groove, and an anti-slip base plate is bonded inside the shallow groove.

Furthermore, sliding grooves are formed in the outer walls of two opposite sides of the first supporting rod and the second supporting rod, sliding blocks are connected to the inside of the sliding grooves in a sliding mode, and connecting sleeves are sleeved at the ends, far away from the sliding grooves, of the sliding blocks.

Furthermore, two all the fixed bolt has the safety belt on the outer wall of one side of adapter sleeve, the cover that slides has been cup jointed to the outside of safety belt, fixedly connected with safety button on the outer wall of one side of the cover that slides.

Furthermore, threaded holes are formed in the bottoms of the outer walls of one sides of the first supporting rod and the second supporting rod, and locking bolts are connected to the inner walls of the threaded holes in a threaded mode.

Furthermore, the outer wall of one side of the rotating sleeve is fixedly connected with a storage rod, and the outer wall of the bottom of the storage rod is provided with hanging hooks distributed at equal intervals.

The utility model has the advantages that:

1. through the safety belt, the sliding groove and the sliding block, the safety belt can move along with workers in the whole process, and the life safety of the workers is guaranteed to the greatest extent.

2. Through the arrangement of the object placing rod, the hanging hook, the rotating shaft and the pre-tightening nut, tools used by workers in construction can be placed on the ladder in advance, the workers are prevented from climbing up and down on the ladder many times, and the efficiency of building construction is improved.

3. Through rotation hinge, connecting axle, fly leaf and the stopper that sets up, can fold the ladder to the workman of being convenient for carries, through telescopic link, the pull groove and the support footing that sets up, is convenient for to the regulation of ladder height.

4. Through the insulating hasp that sets up, can hang the ladder on the building steel pipe, changed traditional ladder and placed the mode that just can the operation subaerial for the practicality of this ladder is stronger, satisfies the demand under the different environment.

Drawings

Fig. 1 is a schematic structural view of a foldable portable crawling ladder for building construction, which is provided by the utility model;

fig. 2 is a schematic structural view of a safety belt of the foldable portable ladder stand for building construction provided by the utility model;

fig. 3 is a schematic structural view of a storage rod of the foldable portable crawling ladder for building construction provided by the utility model;

fig. 4 is the utility model provides a rotation hinge and fly leaf structural sketch of collapsible portable cat ladder for construction.

In the figure: the device comprises a first supporting rod 1, a second supporting rod 2, a rotating hinge 3, a movable plate 4, a connecting shaft 5, an anti-skid base plate 6, a sliding groove 7, a sliding block 8, a connecting sleeve 9, a safety belt 10, a sliding sleeve 11, a safety buckle 12, a fixed rod 13, an insulating lap hook 14, a telescopic rod 15, a supporting footing 16, a supporting cross rod 17, a locking bolt 18, a fixed bearing 19, a rotating shaft 20, a pretightening nut 21, a rotating sleeve 22, a storage rod 23, a hanging hook 24 and a limiter 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a foldable portable ladder for building construction comprises a first supporting rod 1 and a second supporting rod 2, the specification of the first supporting rod 1 is the same as that of the second supporting rod 2, the first supporting rod 1 and the second supporting rod 2 are parallel, rotating hinges 3 are fixedly connected to the inner walls of the opposite sides of the first supporting rod 1 and the second supporting rod 2, the rotating hinges 3 are distributed equidistantly, movable plates 4 are fixedly connected to the outer walls of one sides of the two rotating hinges 3, the two movable plates 4 are respectively rotatably connected between the first supporting rod 1 and the second supporting rod 2, a connecting shaft 5 is fixedly connected to one end of each movable plate 4, the movable plates 4 can rotate along the first supporting rod 1 and the second supporting rod 2 through the rotating hinges 3 and the connecting shaft 5, so that the movable plates 4 can be folded between the first supporting rod 1 and the second supporting rod 2, and the ladder can be conveniently carried, the working difficulty of workers is reduced, the outer walls of the top ends of the first support rod 1 and the second support rod 2 are welded with a fixed rod 13, the top end of the fixed rod 13 is provided with an insulating hook 14, the insulating hook 14 is hung on a wire to complete construction of buildings in high altitude, and provide more convenient working environment for the workers, the bottom ends of the first support rod 1 and the second support rod 2 are provided with drawing grooves, telescopic rods 15 are inserted in the drawing grooves, supporting feet 16 are fixedly installed on the outer wall of the bottom end of the telescopic rods 15, the telescopic rods 15 and the supporting feet 16 are provided, so that the lengths of the first support rod 1 and the second support rod 2 can be flexibly adjusted to meet requirements under different working environments, retaining hooks are welded on the outer wall of one side of the two telescopic rods 15, supporting cross rods 17 are placed on the retaining hooks, an installation groove is formed in the outer wall of one side of the first support rod 1, and a fixed bearing 19 is installed in the, the inside rotation of fixing bearing 19 is connected with axis of rotation 20, has cup jointed on the outer wall of axis of rotation 20 and has rotated sleeve 22, and rotates sleeve 22 and be located the outside of mounting groove, and the one end of axis of rotation 20 is provided with the external screw thread, and the one end threaded connection of axis of rotation 20 has pretension nut 21, through the extrusion of pretension nut 21 to rotating sleeve 20, realizes the location to rotating sleeve 22.

In the utility model, one end of the connecting shaft 5 is slidably connected with a limiter 25, the rotation angle of the movable plate 4 is limited by the limiter 25, the connecting shaft 5 is prevented from being positioned below the horizontal line, the two ends of the limiter 25 are respectively contacted with the two movable plates 4, the outer wall of the top of the movable plate 4 is provided with a shallow groove, the inner part of the shallow groove is bonded with an anti-slip backing plate 6, the phenomenon that people slide under feet on the ladder is prevented, the outer walls of the two opposite sides of the first supporting rod 1 and the second supporting rod 2 are provided with a sliding groove 7, the sliding block 7 is slidably connected with a sliding block 8 inside, one end of the sliding block 8 far away from the sliding groove 7 is sleeved with a connecting sleeve 9, the outer wall of one side of the two connecting sleeves 9 is fixedly bolted with a safety belt 10, the safety belt 10 can follow up and down movement of a worker on the ladder through the sliding of, the safety belt has the advantages that the safety belt has better protection for workers, the sliding sleeve 11 is sleeved outside the safety belt 10, the safety buckle 12 is fixedly connected to the outer wall of one side of the sliding sleeve 11, the safety buckle 12 can be buckled on the body of a worker, threaded holes are formed in the bottoms of the outer walls of one sides of the first support rod 1 and the second support rod 2, the inner wall of each threaded hole is connected with a locking bolt 18 in a threaded mode, the article placing rod 23 is fixedly connected to the outer wall of one side of the rotating sleeve 22, the outer wall of the bottom of the article placing rod 23 is provided with hanging hooks 24 distributed equidistantly, and tools used by various workers can be hung on the hanging hooks 24.

The working principle is as follows: when the safety belt device is used, a worker can pull out the telescopic rod 15 from the inside of the drawing groove by loosening the locking bolt 18 according to the specific conditions of the field, respectively adjust the first supporting rod 1 and the second supporting rod 2 to proper heights, place the ladder on the ground through the supporting feet 16, hang the ladder on a high-voltage line through the insulating agraffe 14, climb the ladder, be fixed with a binding belt on the body of the worker through the safety buckle 12, ensure that the safety belt 10 plays a role in protecting the life safety of the worker, pad the ladder through the movable plate 4, climb above the ladder for construction, rotate the object placing rod 23 along the rotating shaft 20 by the worker, fix the rotating sleeve 22 on the rotating shaft 20 through the pretightening nut 21, simultaneously hang the used tool on the hanging hook 24 by the worker, and avoid climbing up and down on the ladder for multiple times due to the problem of the tool, after the ladder is used and is accomplished, the workman can be through rotating hinge 3 and connecting axle 5, fold fly leaf 4 to reduce the area of ladder, be convenient for the workman to the transportation of ladder.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A foldable portable ladder stand for building construction comprises a first supporting rod (1) and a second supporting rod (2) and is characterized in that the specification of the first supporting rod (1) is the same as that of the second supporting rod (2), rotating hinges (3) distributed equidistantly are fixedly connected to the inner walls of the opposite sides of the first supporting rod (1) and the second supporting rod (2), movable plates (4) are fixedly connected to the outer walls of the two rotating hinges (3), the two movable plates (4) are respectively in rotating connection between the first supporting rod (1) and the second supporting rod (2), one ends of the two movable plates (4) in contact are fixedly connected with movable plates (5), fixed rods (13) are welded to the outer walls of the top ends of the first supporting rod (1) and the second supporting rod (2), and an insulating hook (14) is arranged at the top ends of the fixed rods (13), open the bottom of first branch (1) and second branch (2) has the pull groove, and the inside in pull groove is pegged graft and is had telescopic link (15), fixed mounting has support footing (16), two on the outer wall of telescopic link (15) bottom all the welding has the fender hook on one side outer wall of telescopic link (15), and has placed on the fender hook and support horizontal pole (17), it has the mounting groove to open on one side outer wall of first branch (1), and the internally mounted of mounting groove has fixing bearing (19), the internal rotation of fixing bearing (19) is connected with axis of rotation (20), rotating sleeve (22) have been cup jointed on the outer wall of axis of rotation (20), and rotating sleeve (22) is located the outside of mounting groove, the one end of axis of rotation (20) is provided with the external screw thread, and the one end threaded connection of axis of rotation (20) has pretension nut (21).

2. The foldable and portable ladder stand for building construction as claimed in claim 1, wherein one end of the connecting shaft (5) is slidably connected with a stopper (25), and two ends of the stopper (25) are respectively contacted with the two movable plates (4).

3. The foldable and portable ladder stand for building construction as claimed in claim 1, wherein the outer wall of the top of the movable plate (4) is provided with shallow grooves, and anti-skid backing plates (6) are bonded inside the shallow grooves.

4. The foldable and portable ladder stand for building construction as claimed in claim 1, wherein sliding grooves (7) are formed in the outer walls of two opposite sides of the first supporting rod (1) and the second supporting rod (2), a sliding block (8) is connected to the inside of each sliding groove (7) in a sliding mode, and a connecting sleeve (9) is sleeved at one end, far away from the sliding groove (7), of each sliding block (8).

5. The foldable and portable ladder stand for building construction as claimed in claim 4, wherein a safety belt (10) is fixedly bolted on the outer wall of one side of each of the two connecting sleeves (9), a sliding sleeve (11) is sleeved outside the safety belt (10), and a safety buckle (12) is fixedly connected on the outer wall of one side of the sliding sleeve (11).

6. The foldable and portable ladder stand for building construction as claimed in claim 1, wherein the bottom of the outer wall of one side of the first support rod (1) and the bottom of the outer wall of one side of the second support rod (2) are both provided with threaded holes, and the inner walls of the threaded holes are in threaded connection with locking bolts (18).

7. The foldable and portable ladder stand for building construction as claimed in claim 1, wherein a storage rod (23) is fixedly connected to the outer wall of one side of the rotating sleeve (22), and hanging hooks (24) are arranged on the outer wall of the bottom of the storage rod (23) and distributed at equal intervals.