CN209780175U - Upper and lower passage frames for manhole construction on the roof - Google Patents

Abstract

The utility model relates to an upper and lower channel frame for manhole construction on the roof. The roof is formed with a plurality of protective walls surrounding the upper manhole and connected to each other. The upper and lower channel frames include: a climbing frame erected and fixed on the floor, The climbing frame is installed in the upper manhole and the top protrudes out of the protective wall. The surroundings of the climbing frame and the corresponding protective wall are fixed by tie rods. Inside the climbing frame, there is a space for people to pass through up and down, and the climbing frame is spaced apart. There are horizontal running bars fixed; dense mesh safety nets around the climbing frame; anti-drop slings fixed on the top of the climbing frame. The protective wall of the utility model can play the role of enclosing the upper manhole. The surroundings of the climbing frame and the corresponding protective walls are fixed by tie rods, and the forces on the opposite sides of the climbing frame are balanced to ensure the stability of the climbing frame and solve the problem of being unable to carry out construction work on the roof.

Description

Upper and lower passage frames for manhole construction on the roof

technical field

The utility model relates to the field of building construction, in particular to an upper and lower channel frame for manhole construction on the roof.

Background technique

During construction, manholes are left on some roofs as roof inspection openings. When the structural construction is completed and there is no construction elevator, and the external scaffolding is removed due to construction reasons, construction workers cannot go to the roof to carry out construction work. .

Utility model content

The purpose of this utility model is to overcome the defects of the prior art, to provide an upper and lower channel frame for the construction of manholes on the roof, to solve the problem in the prior art when the construction of the structure is completed and there is no construction elevator, and due to construction reasons, the outer scaffolding If it is dismantled, it will lead to the problem that construction workers cannot carry out construction work from the roof.

The technical scheme for realizing the above-mentioned purpose is:

The utility model provides an upper and lower channel frame for manhole construction on the roof. The roof is formed with a plurality of protective walls surrounding the upper manhole and connected to each other. The upper and lower channel frames include:

A climbing frame fixed on the floor is installed vertically. The climbing frame is installed in the manhole and the top protrudes out of the protective wall. The surroundings of the climbing frame and the corresponding protective wall are fixed by tie rods. The climbing frame A space for people to pass through up and down is formed inside, and the climbing frame is fixed with horizontal step bars at intervals;

a dense mesh safety net surrounding the climbing frame; and

A fall arrest sling fixed to the top of the climbing frame.

Beneficial effects of the upper and lower channel frame used for manhole construction on the roof of the utility model:

In the utility model, the climbing frame is erected on the floor and the top protrudes out of the upper manhole. The inside of the climbing frame is formed with a space for people to pass through up and down, and the climbing frame is fixed with horizontal step bars at intervals, so that Construction personnel can ascend in the space inside the climbing frame through the step bars, and enter the roof through the manhole. The roof is formed with a plurality of protective walls surrounding the upper manhole and connected to each other, and the protective walls can play a role in protecting the upper manhole. The surroundings of the climbing frame and the corresponding protective walls are fixed by tie rods, and the forces on the opposite sides of the climbing frame are balanced to ensure the stability of the climbing frame. The dense mesh safety nets surrounding the climbing frame can block the gaps between the vertical poles to ensure the safety of construction workers going up and down and prevent objects from falling from height. Through the anti-fall sling fixed on the top of the climbing frame, when the construction personnel climb up and down the climbing frame, the anti-fall sling can be hung on the safety belt, which increases the safety of the construction workers going up and down. The utility model solves the problem in the prior art that when the construction of the structure is completed and there is no construction elevator, and the external scaffolding is removed due to construction reasons, construction workers cannot go to the roof to carry out construction work.

The further improvement of the upper and lower channel frames used for manhole construction on the roof of the utility model is that the climbing frames include:

Four vertical poles are erected and fixed on the floor. The vertical poles pass through the manhole and protrude from the protective wall at the top. The vertical poles are located between two adjacent protective walls. angular position; and

The protective frames are fixed to the four poles at intervals, and the protective frames include the step bars.

The further improvement of the upper and lower aisle frame used for manhole construction on the roof of the utility model is that one end of the tie rod is vertically pasted and fixed on the outer surface of the protective wall, and the other end of the tie rod is horizontally bent It is arranged on the top of the protective wall and fixed with the corresponding upright pole.

The further improvement of the upper and lower channel frame used for manhole construction on the roof of the utility model is that,

The protective frames at the top and the bottom are formed with notches;

The protective frame located in the middle is a closed frame.

Description of drawings

Fig. 1 is the front view of the upper and lower channel frame used for manhole construction on the roof of the utility model.

Fig. 2 is a sectional view along A-A direction in Fig. 1 .

Fig. 3 is a sectional view along B-B direction in Fig. 1 .

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.

Referring to Fig. 1, have shown the front view of the upper and lower passage frame that manhole construction is used on the roof of the present utility model. Fig. 2 is a sectional view along A-A direction in Fig. 1 . Fig. 3 is a sectional view along B-B direction in Fig. 1 . As shown in Fig. 1 to Fig. 3, the upper and lower aisle frames for manhole construction on the roof of the utility model include:

The roof is formed with a plurality of protective walls 30 surrounding the upper manhole and connected to each other. The upper and lower channel frames include:

A climbing frame 20 fixed on the floor 10 is vertically installed. The climbing frame 20 is passed through the manhole and the top protrudes out of the protective wall 30 . The climbing frame 20 is formed with a space for people to pass through up and down inside the climbing frame 20, and the climbing frame 20 is fixed with horizontal step bars 21 at intervals;

A dense mesh safety net 40 surrounding the climbing frame 20; and

The anti-drop sling 50 fixed on the top of the climbing frame 20 .

As a preferred embodiment of the upper and lower aisle frame used for manhole construction on the roof of the utility model, the climbing frame 20 includes:

Four vertical poles 22 fixed on the floor 10 are erected. The vertical poles 22 are pierced through the manhole and protrude from the protective wall 30 at the top. The vertical poles 22 are located at two adjacent The angular position of the protective wall 30; and

The protective frames fixed to the four uprights 22 at intervals, the protective frames 23 include the step bars 21 .

As a preferred embodiment of the upper and lower aisle frames for manhole construction on the roof of the utility model,

One end of the tie rod 60 is vertically attached and fixed on the outer surface of the protective wall 30, and the other end of the tie rod 60 is horizontally bent and arranged on the top of the protective wall 30, and is connected to the corresponding The upright 22 is fixed.

As a preferred embodiment of the upper and lower aisle frames for manhole construction on the roof of the utility model,

The protective frame 23 at the top and bottom is formed with gaps; the gaps are for people to enter and exit.

The protective frame 23 located in the middle is a closed frame.

In this embodiment, the manhole on the roof is rectangular. The top of the pole is attached to the inner wall of the manhole on the roof, so that the pole can be supported by the limit of the roof structure. At the same time, one end of the tie rod 60 is vertically pasted and fixed on the outer surface of the protective wall 30, and the other end of the tie rod 60 is horizontally bent and arranged on the top of the protective wall 30, and is connected with the corresponding The upright 22 is fixed. The opposite sides of the climbing frame are connected with the corresponding protective wall by tie knots, and the force is balanced, so that the position of the pole can be prevented from moving.

In this embodiment, the upright bar 22 and the running bar 21 are common steel pipes of 48.3mm×3.6mm in construction sites. The steel pipes are set and fixed by fasteners. Vertically fix the bottom end of the pole 22 to the floor. Specifically, when constructing the floor, pre-embed a plurality of steel plates protruding from the top surface of the floor in the floor, erect the pole 22 on the corresponding steel plate, and weld fixed. Or fix the L-shaped ear plate on the side wall of the bottom of the vertical rod 22, and fix the L-shaped ear plate and the steel plate through bolts, which is convenient for installation and disassembly.

The top of the climbing frame 20 is about 1000mm higher than the manhole on the roof. The details can be determined according to actual needs.

Dense mesh safety net 40 is suspended around climbing frame 20 inboards, guarantees construction workers to pass safety up and down and prevents falling objects from height. The dense mesh safety net 40 is fixedly connected with the corresponding step bar 21 and the upright bar 22 .

The top of climbing frame 20 is fixed anti-falling sling 50, and when construction personnel climbs up and down frame 20, anti-falling sling 50 can be hung on the safety belt, increases the safety of construction workers up and down.

The beneficial effects of the upper and lower channel frame used for manhole construction on the roof of the utility model are:

In the utility model, the climbing frame is erected on the floor and the top protrudes out of the upper manhole. The inside of the climbing frame is formed with a space for people to pass through up and down, and the climbing frame is fixed with horizontal step bars at intervals, so that Construction personnel can ascend in the space inside the climbing frame through the step bars, and enter the roof through the manhole. The roof is formed with a plurality of protective walls surrounding the upper manhole and connected to each other, and the protective walls can play a role in protecting the upper manhole. The surroundings of the climbing frame and the corresponding protective walls are fixed by tie rods, and the forces on the opposite sides of the climbing frame are balanced to ensure the stability of the climbing frame. The dense mesh safety nets surrounding the climbing frame can block the gaps between the vertical poles to ensure the safety of construction workers going up and down and prevent objects from falling from height. Through the anti-fall sling fixed on the top of the climbing frame, when the construction personnel climb up and down the climbing frame, the anti-fall sling can be hung on the safety belt, which increases the safety of the construction workers going up and down. The utility model solves the problem in the prior art that when the construction of the structure is completed and there is no construction elevator, and the external scaffolding is removed due to construction reasons, construction workers cannot go to the roof to carry out construction work.

The utility model has been described in detail above in conjunction with the embodiments of the accompanying drawings, and those skilled in the art can make various changes to the utility model according to the above description. Therefore, some details in the embodiments should not constitute a limitation to the utility model, and the utility model shall take the scope defined by the appended claims as the protection scope of the utility model.

Claims (4)

1. An upper and lower channel frame for manhole construction on the roof, the roof is formed with a plurality of protective walls surrounding the upper manhole and connected to each other, it is characterized in that the upper and lower channel frames include: A climbing frame fixed on the floor is installed vertically. The climbing frame is installed in the manhole and the top protrudes out of the protective wall. The surroundings of the climbing frame and the corresponding protective wall are fixed by tie rods. The climbing frame A space for people to pass through up and down is formed inside, and the climbing frame is fixed with horizontal step bars at intervals; a dense mesh safety net surrounding the climbing frame; and A fall arrest sling fixed to the top of the climbing frame. 2. The upper and lower channel frame for manhole construction on the roof as claimed in claim 1, wherein the climbing frame comprises: Four vertical poles are erected and fixed on the floor. The vertical poles pass through the manhole and protrude from the protective wall at the top. The vertical poles are located between two adjacent protective walls. angular position; and The protective frames are fixed to the four poles at intervals, and the protective frames include the step bars. 3. The upper and lower passage frames for manhole construction on the roof as claimed in claim 2, wherein, One end of the tie rod is vertically attached and fixed on the outer surface of the protective wall, and the other end of the tie rod is horizontally bent and arranged on the top of the protective wall, and is fixed to the corresponding vertical rod . 4. The upper and lower passage frame for manhole construction on the roof as claimed in claim 2, wherein, The protective frames at the top and the bottom are formed with notches; The protective frame located in the middle is a closed frame.