CN215408426U

CN215408426U - Maintenance suspension ladder for municipal bridge engineering

Info

Publication number: CN215408426U
Application number: CN202120983614.1U
Authority: CN
Inventors: 白志飞; 屠祥涛; 黄继飞; 丰辉
Original assignee: Individual
Current assignee: Zhushan Construction Group Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-01-04
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a maintenance hanging ladder for municipal bridge engineering, which comprises first ladder rods, second ladder rods and telescopic rods, wherein pedal rods are fixedly arranged between the second ladder rods, a protective ring is movably arranged between the loop rods, hooks are rotatably arranged at the bottoms of the second ladder rods through rotating parts, anti-sliding tables are rotatably arranged at the other ends of the telescopic rods through moving parts, the first ladder rods are movably arranged in the second ladder rods, movable pedal rods are movably arranged between the first ladder rods, anti-tripping devices are fixedly arranged in the second ladder rods at the bottoms of the first ladder rods, and clamping blocks are fixedly arranged at two sides of a buckle in the first ladder rods. The hanging ladder is provided with a series of structures, so that the hanging ladder can be conveniently carried by a user in the using process, the overall stability of the hanging ladder is improved in various aspects, and the falling of the user in use can be prevented.

Description

Maintenance suspension ladder for municipal bridge engineering

Technical Field

The utility model relates to the technical field of bridge engineering, in particular to a maintenance hanging ladder for municipal bridge engineering.

Background

Bridge engineering refers to the working process of bridge surveying, designing, constructing, maintaining, detecting and the like, and the science and engineering technology for researching the process, and the bridge engineering is a branch of civil engineering, the development of bridge engineering mainly depends on the requirements of transportation on the bridge engineering, and a suspension ladder is required when the bridge is maintained, so that the maintenance suspension ladder for the municipal bridge engineering is required.

The existing maintenance hanging ladder for the municipal bridge engineering has the following defects:

1. the existing maintenance hanging ladder for the municipal bridge engineering is large in size and inconvenient for users to transport and carry;

2. the existing maintenance hanging ladder for the municipal bridge engineering has poor stability and may topple over when in use;

3. the protection effect is not ideal, and the risk that people will fall when using, for this reason we provide a maintenance hanging ladder for municipal bridge engineering to solve current problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a maintenance hanging ladder for municipal bridge engineering to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a maintenance hanging ladder for municipal bridge engineering comprises first ladder rods, second ladder rods and telescopic rods, pedal rods are fixedly mounted between the second ladder rods, sleeve rods are mounted on the surface of one end of each second ladder rod, a protective ring is movably mounted between the sleeve rods, hooks are mounted at the bottoms of the second ladder rods through rotating pieces, telescopic rods are mounted on the surface of the other end of each second ladder rod, anti-slip tables are rotatably mounted at the other ends of the telescopic rods through moving pieces, fixed rod bolts are movably mounted on the two sides of each second ladder rod, first ladder rods are movably mounted inside the second ladder rods, movable pedal rods are movably mounted between the first ladder rods, anti-tripping bodies are fixedly mounted inside the second ladder rods at the bottoms of the first ladder rods, limiting blocks are fixedly mounted inside the peripheral second ladder rods, fixed blocks are fixedly mounted on the two sides of the movable pedal rods inside the first ladder rods, and the periphery fixed mounting of fixed block has the buckle, the inside buckle both sides fixed mounting of first ladder pole has the fixture block.

Preferably, the top and the bottom of the loop bar are fixedly provided with fixing parts, and a fixing bolt is movably arranged between the fixing parts and the second ladder bar.

Preferably, a connecting piece is fixedly installed between the telescopic rod and the second ladder bar, and a connecting bolt is movably installed between the connecting piece and the telescopic rod.

Preferably, the top of the first ladder bar is fixedly provided with an anti-skid block, and the surface of the anti-skid block is provided with a reticulate pattern.

Preferably, the two sides of the loop bar are movably provided with adjusting bolts, and a connecting seat is fixedly arranged between the adjusting bolts and the loop bar.

Preferably, a sliding groove is formed in the first ladder bar, and the movable pedal bar is overlapped with the sliding groove.

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

1. according to the utility model, a user loosens the first ladder bar by screwing the fixed bar bolt as required to adjust the height of the first ladder bar, after adjustment, the user pushes the fixed block and the buckle into the space between the clamping blocks by squeezing the first ladder bar inwards, the fixed bar bolt is screwed again to limit the left and right positions of the first ladder bar, the movable pedal bar is rotated to enable the buckle to be superposed with the clamping blocks, and the clamping blocks limit the positions of the buckle, so that the movable pedal bar is fixed, the height of the hanging ladder can be conveniently adjusted according to the maintenance height, the size of the hanging ladder is reduced in a telescopic mode, the movable pedal bar is screwed to pull the first ladder bar open when the hanging ladder is not used, the movable pedal bar falls onto the top of the second ladder bar through the sliding chute, and the connecting piece and the telescopic bar can be disassembled by screwing the connecting bolt when the hanging ladder is not used, so that the user can conveniently transport and carry the hanging ladder.

2. According to the utility model, the telescopic rod is fixedly arranged on the surface of the other end of the second ladder rod, the anti-slip table is rotatably arranged at the other end of the telescopic rod through the movable part, the distance between the suspension ladder and the bridge body is pulled through the telescopic rod, the friction force between the telescopic rod and the bridge body is increased through the anti-slip table, and the friction force and the contact area between the first ladder rod and the ground are increased through the anti-slip block, so that the stability of the suspension ladder is increased.

3. According to the ladder stand, the loop bars are fixedly arranged on the surface of one end of the second ladder bar, the protective rings are movably arranged between the loop bars, the positions of users when the users climb the ladder can be limited by the protective rings, the users are prevented from falling down when the users climb the ladder, the users can unscrew the adjusting bolts to loosen the protective rings, the space between the protective rings and the second ladder bar is adjusted, the positions of the adjusting bolts are limited by the connecting seats, the adjusting stability of the adjusting bolts is improved, and therefore the users can conveniently adjust the protective space of the ladder stand.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the internal structure of a first ladder bar according to the present invention;

FIG. 4 is a schematic view of the internal structure of a second ladder bar according to the present invention;

fig. 5 is a schematic top view of the first ladder bar according to the present invention.

In the figure: 1. a first ladder bar; 2. a movable foot bar; 3. a second ladder bar; 301. a fixed rod bolt; 4. a foot lever; 5. a guard ring; 6. anti-skid blocks; 7. a loop bar; 701. adjusting the bolt; 702. a fixing member; 703. a fixing bolt; 704. a connecting seat; 8. hooking; 801. a rotating member; 9. a telescopic rod; 901. a connecting member; 902. a connecting bolt; 10. a slip prevention table; 1001. a movable member; 11. a clamping block; 12. a chute; 13. a fixed block; 1301. buckling; 14. preventing tripping; 15. and a limiting block.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, an embodiment of the present invention is shown: a maintenance hanging ladder for municipal bridge engineering comprises a first ladder rod 1, a second ladder rod 3 and a telescopic rod 9, wherein pedal rods 4 are fixedly arranged between the second ladder rods 3, loop rods 7 are fixedly arranged on the surface of one end of the second ladder rod 3, a protective ring 5 is movably arranged between the loop rods 7, the protective ring 5 can limit the position of a user when the user climbs the ladder and prevent the user from falling down when climbing the ladder, the effect of protecting the user is achieved, a hook 8 is rotatably arranged at the bottom of the second ladder rod 3 through a rotating piece 801, the user hooks the hanging ladder with an external structure through the hook 8, the hook 8 is pressed and rotated forwards and backwards through the rotating piece 801, the user can adjust the hooking position according to the actual situation conveniently, the telescopic rod 9 is fixedly arranged on the surface of the other end of the second ladder rod 3, the moving piece of the telescopic rod 9 is rotatably arranged with an anti-sliding table 10 through a moving piece 1001, the distance between a hanging ladder and a bridge body is pulled through a telescopic rod 9, the friction force between the telescopic rod 9 and the bridge body is increased through an antiskid platform 10, the stability of the telescopic rod 9 and the hanging ladder is increased, a first ladder rod 1 is movably arranged inside a second ladder rod 3, a movable pedal rod 2 is movably arranged between the first ladder rods 1, an anti-tripping device 14 is fixedly arranged inside the second ladder rod 3 at the bottom of the first ladder rod 1, a limiting block 15 is fixedly arranged inside the second ladder rod 3 at the periphery of the anti-tripping device 14, fixed rod bolts 301 are movably arranged at two sides of the second ladder rod 3, fixed blocks 13 are fixedly arranged at two sides of the movable pedal rod 2 inside the first ladder rod 1, a buckle 1301 is fixedly arranged at the periphery of the fixed blocks 13, clamping blocks 11 are fixedly arranged at two sides of the buckle 1301 inside the first ladder rod 1, a user can loosen the first ladder rod 1 by twisting the fixed rod bolts 301 as required to adjust the height of the first ladder rod 1, after the adjustment, a user pushes the fixed block 13 and the buckle 1301 into the position between the clamping blocks 11 through inwards extruding the first ladder rod 1, the fixed rod bolt 301 is screwed again to limit the left position and the right position of the first ladder rod 1, the buckle 1301 and the clamping blocks 11 are overlapped through the rotating movable ladder rod 2, the position of the clamping blocks 1301 is limited through the clamping blocks 11, the movable ladder rod 2 is fixed, the height of a hanging ladder can be adjusted according to maintenance height by the user, the first ladder rod 1 is pulled outwards when the hanging ladder is not used, the first ladder rod 1 is led into the second ladder rod 3, the size of the hanging ladder is reduced in a telescopic mode, the user can transport and carry the hanging ladder conveniently, the anti-tripping device 14 is connected with the first ladder rod 1, the position of the anti-tripping device 14 is limited through the limiting block 15, and the first ladder rod 1 is prevented from falling off.

Further, the fixing parts 702 are fixedly installed at the top and the bottom of the loop bar 7, the fixing bolts 703 are movably installed between the fixing parts 702 and the second ladder bars 3, the fixing parts 702 increase the contact area between the loop bar 7 and the second ladder bars 3, the fixing bolts 703 connect the fixing parts 702 with the second ladder bars 3, and the stability of the loop bar 7 and the guard ring 5 is increased.

Further, a connecting piece 901 is fixedly installed between the telescopic rod 9 and the second ladder bar 3, a connecting bolt 902 is movably installed between the connecting piece 901 and the telescopic rod 9, the connecting piece 901 increases the contact area between the telescopic rod 9 and the second ladder bar 3, the connecting bolt 902 fixes the connecting piece 901 and the second ladder bar 3, so that the stability of the telescopic rod 9 is increased, and the connecting piece 901 and the telescopic rod 9 can also be detached by screwing the connecting bolt 902 when the hanging ladder is not used.

Further, the top fixed mounting of first ladder pole 1 has non slipping spur 6, and the surface of non slipping spur 6 is provided with the reticulation, has increased frictional force and area of contact between first ladder pole 1 and the ground through non slipping spur 6 to the stability of hanging the ladder has been increased.

Further, both sides movable mounting of loop bar 7 has adjusting bolt 701, and fixed mounting has connecting seat 704 between adjusting bolt 701 and the loop bar 7, and the user twists adjusting bolt 701 and loosens guard ring 5, adjusts the space between guard ring 5 and the second ladder pole 3, and connecting seat 704 is injectd adjusting bolt 701's position, has increased the stability that adjusting bolt 701 adjusted to be convenient for the user to adjust cat ladder guard space.

Further, the inside of first terraced pole 1 is provided with spout 12, and activity foot bar 2 coincides with spout 12 mutually, twists activity foot bar 2 and pulls open first terraced pole 1 when not using the hanging ladder, and activity foot bar 2 falls to 3 tops of second terraced pole through spout 12, and the user of being convenient for accomodates the hanging ladder.

The working principle is as follows: the hanging ladder is hooked with an external structure through the hook 8, the hook 8 is pressed, the hook 8 rotates forwards and backwards through the rotating piece 801, a user unscrews the fixed rod bolt 301 to loosen the first ladder rod 1 as required, the height of the first ladder bar 1 is adjusted, after adjustment, a user pushes the fixing block 13 and the buckle 1301 into the space between the clamping blocks 11 by pressing the first ladder bar 1 inwards, the fixing bar bolt 301 is screwed again to limit the left and right positions of the first ladder bar 1, the buckle 1301 and the clamping blocks 11 are overlapped by rotating the movable pedal bar 2, the clamping blocks 11 limit the positions of the clamping blocks 1301, thereby realize fixing movable foot bar 2, anti-tripping 14 is connected with first ladder bar 1, and stopper 15 is injectd anti-tripping 14's position, twists movable foot bar 2 and pulls open first ladder bar 1 when not using the hanging ladder, and movable foot bar 2 falls to second ladder bar 3 top through spout 12.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a maintenance hangs ladder for municipal bridge engineering, includes first terraced pole (1), second terraced pole (3) and telescopic link (9), its characterized in that: fixed mounting has pedal pole (4) between second ladder pole (3), the fixed surface of second ladder pole (3) one end installs loop bar (7), and movable mounting has guard ring (5) between loop bar (7), the bottom of second ladder pole (3) has couple (8) through rotating member (801) rotatory installation, the fixed surface of second ladder pole (3) other end installs telescopic link (9), the other end of telescopic link (9) has anti-slip table (10) through moving part (1001) rotatory installation, the both sides movable mounting of second ladder pole (3) has fixed rod bolt (301), the inside all movable mounting of second ladder pole (3) has first ladder pole (1), movable mounting has movable pedal pole (2) between first ladder pole (1), the inside fixed mounting of second ladder pole (3) bottom has anti-tripping (14), prevent release (14) outlying second ladder pole (3) inside fixed mounting have stopper (15), the inside activity foot bar (2) both sides fixed mounting of first ladder pole (1) has fixed block (13), and the peripheral fixed mounting of fixed block (13) has buckle (1301), the inside buckle (1301) both sides fixed mounting of first ladder pole (1) has fixture block (11).

2. A maintenance hanging ladder for municipal bridge engineering according to claim 1, characterized in that: the top and the bottom of the loop bar (7) are fixedly provided with fixing pieces (702), and a fixing bolt (703) is movably arranged between the fixing pieces (702) and the second ladder bar (3).

3. A maintenance hanging ladder for municipal bridge engineering according to claim 1, characterized in that: a connecting piece (901) is fixedly arranged between the telescopic rod (9) and the second ladder bar (3), and a connecting bolt (902) is movably arranged between the connecting piece (901) and the telescopic rod (9).

4. A maintenance hanging ladder for municipal bridge engineering according to claim 1, characterized in that: the top of first ladder pole (1) fixed mounting has non slipping spur (6), and the surface of non slipping spur (6) is provided with the reticulation.

5. A maintenance hanging ladder for municipal bridge engineering according to claim 1, characterized in that: adjusting bolts (701) are movably mounted on two sides of the loop bar (7), and a connecting seat (704) is fixedly mounted between each adjusting bolt (701) and the loop bar (7).

6. A maintenance hanging ladder for municipal bridge engineering according to claim 1, characterized in that: a sliding groove (12) is formed in the first ladder bar (1), and the movable pedal bar (2) is overlapped with the sliding groove (12).