CN215804334U - Safe convenient ladder suitable for any topography - Google Patents

Abstract

The utility model discloses a safe and convenient ladder suitable for any terrain, which comprises a framework, wherein the framework consists of a plurality of groups of connecting columns which are symmetrically arranged, a convex column is fixed at the top end of each connecting column, a bottom hole is formed in the bottom end surface of each connecting column, every two connecting columns are clamped and connected with the bottom hole through the convex column, a connecting component is further arranged on the side edge of the top of each connecting column, the connecting component comprises a hook and an adjusting column, a rotating shaft connected with the connecting columns is installed at one end of the adjusting column, a thread is formed in the other end of the adjusting column, a screw sleeve is connected to the outer part of the other end of the adjusting column through the thread, and a ring groove is formed in the surface of one end, facing the adjusting column, of the hook; by the aid of the ladder, the ladder can be quickly assembled to a proper length according to the actual height of the terrain, the stability of the assembled ladder can be guaranteed, the safety structure is designed in a matched mode, the protection capability of the ladder can be further improved, and the defects of the existing structure are overcome.

Description

Safe convenient ladder suitable for any topography

Technical Field

The utility model belongs to the technical field of ladders, and particularly relates to a safe and convenient ladder suitable for any terrain.

Background

Ladder, daily life apparatus, this instrument are done the limit by two long thick poles, and the middle horizontal pole that is fit for the climbing that crosses for climb, the ladder divide into lift single ladder and lift double ladder, simultaneously according to application range's difference, the great difference also exists in the type of ladder, mainly divide into indoor ladder and outdoor ladder of using.

The conventional ladder is greatly influenced by terrain factors, so that temporary rapid assembly cannot be carried out according to different terrains, and the conventional ladder with the assembly function has poor stability after being installed, so that serious safety problems exist in outdoor use, and therefore the safe and convenient ladder is suitable for any terrains.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safe and convenient ladder suitable for any terrain so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a safe and convenient ladder suitable for any landform comprises a framework, the framework is composed of a plurality of groups of connecting columns which are symmetrically arranged, a convex column is fixed at the top end of each connecting column, a bottom hole is arranged on the bottom end surface of the connecting column, every two connecting columns are clamped and connected with the bottom hole through a convex column, a connecting component is also arranged on the side edge of the top of each connecting column, the connecting component comprises a hook and an adjusting column, one end of the adjusting column is provided with a rotating shaft connected with a connecting column, the other end of the adjusting column is provided with a thread, and the outer part of the other end of the adjusting column is connected with a threaded sleeve through threads, the surface of one end of the hook facing the adjusting column is provided with a ring groove, one end of the threaded sleeve is embedded into the annular groove through bending, the hook deviates from one end of the adjusting column and is in a hook shape, and a limiting protrusion for sleeving the hook-shaped end of the hook is fixed at the bottom of the connecting column.

Preferably, an internal spring is further arranged inside the threaded sleeve, and two ends of the internal spring are respectively abutted against the end faces of the hook and the adjusting column.

Preferably, every group the quantity of spliced pole is two, and two spliced poles are the symmetry form, and every group the inboard of spliced pole still is provided with the footboard, the footboard has the metal pole towards the inboard tip both sides welding of spliced pole, the metal pole is fixed on the inner wall of spliced pole.

Preferably, the other end of the pedal extends to the outside of the connecting column, a hanging rod is further connected to the outer side of the other end of the pedal, the top of the hanging rod is hook-shaped, and the hook-shaped position of the top of the hanging rod on the connecting column at the bottom position is sleeved with a metal rod on the connecting column at the top.

Preferably, the top plate is installed on the inner side of the connecting column at the topmost position through a bolt, the anchor rod is installed at the top of the top plate, and the safety rope is fixed on the surface of the anchor rod through winding and knotting.

Preferably, the width of the top plate is equal to the distance between each group of the connecting columns.

Compared with the prior art, the utility model has the beneficial effects that:

by the aid of the ladder, the ladder can be quickly assembled to a proper length according to the actual height of the terrain, the stability of the assembled ladder can be guaranteed, the safety structure is designed in a matched mode, the protection capability of the ladder can be further improved, and the defects of the existing structure are overcome.

Drawings

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

FIG. 2 is an enlarged view of area A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a connecting column of the present invention;

FIG. 4 is a side view of the coupling of the hanger bar to the step of the present invention;

FIG. 5 is a top view of the connection of the connecting post and the pedal of the present invention.

In the figure: 1. an anchor rod; 2. a top plate; 3. connecting columns; 4. a hanging rod; 5. a pedal; 6. a safety cord; 7. hooking; 8. a ring groove; 9. a built-in spring; 10. an adjustment column; 11. a rotating shaft; 12. a threaded sleeve; 13. a convex column; 14. a bottom hole; 15. a limiting bulge; 16. a metal rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a safe and convenient ladder suitable for any landform comprises a framework, the framework is composed of a plurality of groups of connecting columns 3 which are symmetrically arranged, a convex column 13 is fixed at the top end of each connecting column 3, a bottom hole 14 is formed in the bottom end face of each connecting column 3, every two connecting columns 3 are connected with the bottom hole 14 in a clamping mode through the convex column 13, a connecting component is further arranged on the side edge of the top of each connecting column 3 and comprises a hook 7 and an adjusting column 10, a rotating shaft 11 connected with the connecting columns 3 is installed at one end of the adjusting column 10, a thread is formed in the other end of the adjusting column 10, a threaded sleeve 12 is connected to the outer portion of the other end of the adjusting column 10 through the thread, a ring groove 8 is formed in the surface of one end, facing the adjusting column 10, of the hook 7, one end of the threaded sleeve 12 is embedded into the ring groove 8 through bending, and the ladder can be quickly assembled to a proper length according to the actual height of the landform through the design of the ladder, meanwhile, the stability after assembly can be ensured, one end of the hook 7, which is far away from the adjusting column 10, is hook-shaped, and a limiting bulge 15 for sleeving one hook-shaped end of the hook 7 is fixed at the bottom of the connecting column 3.

In this embodiment, preferably, the screw sleeve 12 is further provided with an internal spring 9 inside, and two ends of the internal spring 9 respectively abut against the end surfaces of the hook 7 and the adjusting column 10.

In this embodiment, preferably, the number of each group of connecting columns 3 is two, and two connecting columns 3 are symmetrical, a pedal 5 is further disposed on the inner side of each group of connecting columns 3 and used for treading, metal rods 16 are welded on two sides of the end portion of the pedal 5 facing the inner side of the connecting column 3, and the metal rods 16 are fixed on the inner wall of the connecting columns 3.

In this embodiment, preferably, the other end of each pedal 5 extends to the outside of the connecting column 3, and the outer side of the other end of each pedal 5 is further connected with a hanging rod 4 for connecting and limiting each two adjacent pedals 5, the top of each hanging rod 4 is in a hook shape, and the hook-shaped position at the top of each hanging rod 4 on the connecting column 3 at the bottom is sleeved with the metal rod 16 on the connecting column 3 at the top.

In the embodiment, preferably, the inner side of the connecting column 3 at the topmost position is provided with the top plate 2 through a bolt, the top of the top plate 2 is provided with the anchor rod 1, the surface of the anchor rod 1 is fixed with the safety rope 6 through winding and knotting, and the designed safety rope 6 can further improve the protection capability of the ladder and overcome the defects in the existing structure.

In this embodiment, preferably, the width of the top plate 2 is equal to the distance between each group of connecting columns 3, so as to facilitate the installation of the bolts at the later stage and the overall stability.

The working principle and the using process of the utility model are as follows: when the connecting column is used, a plurality of connecting columns 3 are assembled, in the assembling process, a bottom hole 14 on the top connecting column 3 is sleeved on a convex column 13 at the bottom of the connecting column 3 adjacent to the bottom connecting column, then a connecting component on the bottom connecting column 3 is rotated, a threaded sleeve 12 is rotated, one end of the threaded sleeve 12 rotates inside an annular groove 8, the other end of the threaded sleeve rotates on the surface of an adjusting column 10, the distance between the threaded sleeve 12 and the adjusting column 10 is changed, a built-in spring 9 is always in a compressed state, so that slight shaking of the thread at the connecting part of the threaded sleeve 12 and the adjusting column 10 is avoided, when the connecting component is initially installed, the length of the connecting component exceeds a limiting bulge 15 on the top connecting column 3, then the bent part of a hook 7 is aligned with the limiting bulge 15, then the length of the connecting component is shortened, namely the annular groove 8 is rotated towards the direction of a rotating shaft 11, until the inseparable block of tip of couple 7 at the top of spacing arch 15, the skeleton of ladder is formed with the equipment of a plurality of spliced poles 3 in proper order, it is rotatory to hang rod 4 afterwards, make the top card of hang rod 4 go into the inside at metal pole 16, thereby accomplish the connection with footboard 5 on every spliced pole 3, accomplish the installation of whole ladder from this, it is inboard at the spliced pole 3 of top to pass through the bolt fastening with roof 2 afterwards, and run through stock 1 with the tip of roof 2, embolia safety rope 6 on stock 1, in use, can guarantee the steadiness of ladder through pulling safety rope 6 in different directions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A safe convenient ladder suitable for any topography, includes the skeleton, its characterized in that: the skeleton comprises spliced pole (3) that the multiunit symmetry set up, and every the top of spliced pole (3) all is fixed with projection (13), has seted up bottom hole (14) on its bottom face, and every two spliced poles (3) are connected with bottom hole (14) block through projection (13), at every the top side of spliced pole (3) still is provided with coupling assembling, and this coupling assembling includes couple (7) and regulation post (10), rotation axis (11) of being connected with spliced pole (3) are installed to the one end of regulation post (10), and the other end is seted up threadedly, and has swivel nut (12) at the other end outside of regulation post (10) through threaded connection, annular (8) have been seted up towards the one end surface of regulation post (10) in couple (7), the one end of swivel nut (12) is embedded into the inside of annular (8) through buckling, couple (7) deviate from the one end of regulation post (10) is unciform, and a limiting bulge (15) for sleeving the hooked end of the hook (7) is fixed at the bottom of the connecting column (3).

2. A safety handy ladder applicable to any terrain according to claim 1, wherein: the inner part of the threaded sleeve (12) is also provided with an internal spring (9), and two ends of the internal spring (9) are respectively abutted against the end faces of the hook (7) and the adjusting column (10).

3. A safety handy ladder applicable to any terrain according to claim 1, wherein: every group the quantity of spliced pole (3) is two, and two spliced poles (3) are the symmetry form, at every group the inboard of spliced pole (3) still is provided with footboard (5), footboard (5) have metal pole (16) towards the inboard tip both sides welding of spliced pole (3), metal pole (16) are fixed on the inner wall of spliced pole (3).

4. A safety handy ladder applicable to any terrain according to claim 3, wherein: the other end of the pedal (5) extends to the outside of the connecting column (3), a hanging rod (4) is further connected to the outer side of the other end of the pedal (5), the top of the hanging rod (4) is hooked, and the hooked position of the top of the hanging rod (4) on the connecting column (3) at the bottom position is sleeved with a metal rod (16) on the connecting column (3) at the top.

5. A safety handy ladder applicable to any terrain according to claim 1, wherein: be in top position roof (2) are installed through the bolt to spliced pole (3) inboard, stock (1) is installed at the top of roof (2), the surface of stock (1) is tied a knot through the winding and is fixed with safety rope (6).

6. A safety handy ladder applicable to any terrain according to claim 5, wherein: the width of the top plate (2) is equal to the distance between every two connecting columns (3).

Images