CN212176685U

CN212176685U - Instrument formula foundation ditch hangs step ladder

Info

Publication number: CN212176685U
Application number: CN202020762764.5U
Authority: CN
Inventors: 刘志坚; 要志东; 吴仍辉; 庞永洪; 尹起龙; 常亚亚
Original assignee: Beijing Zulin Formwork & Scaffolding Co ltd
Current assignee: Beijing Zulin Formwork & Scaffolding Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-12-18
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to an instrument formula foundation ditch hangs step, bear the bracket and set up including fixed two at least at the foundation ditch edge the step below bearing the bracket, every the fixed pole setting that is provided with in below that bears the bracket, the adjustable shoring of bearing bracket one end fixedly connected with is kept away from in the pole setting, tight foundation ditch pithead wall is supported to adjustable shoring one end, and this application has from last downward the construction, can increase along with the foundation ditch degree of depth, makes things convenient for the effect of foundation ditch construction.

Description

Instrument formula foundation ditch hangs step ladder

Technical Field

The utility model belongs to the technical field of the ladder, especially, relate to an instrument formula foundation ditch hangs step ladder.

Background

During foundation pit engineering construction, a vertical channel is usually erected by a fastener type steel pipe scaffold. Because the scaffold upright stanchion must be supported on the bottom surface of the foundation pit, the vertical channel can be set up only after the foundation pit is dug to the designed bottom surface of the foundation pit. In the excavation construction process under the foundation pit, constructors can only reach the operation surface through the automobile ramp. Therefore, the disadvantages of mixed movement of people and vehicles, inconvenient construction, low utilization efficiency and the like exist in the excavation construction process under the foundation pit.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem in the above-mentioned background art, the utility model provides an instrument formula foundation ditch hangs step, it has can from the top down build, can increase along with the foundation ditch degree of depth, has made things convenient for the construction of foundation ditch.

The utility model discloses a realize through following technical scheme:

the utility model provides an instrument formula foundation ditch hangs step, including fixed two at least bearing bracket that set up at the foundation ditch edge and with bear the step that the bracket is connected, the step concatenation forms, every the fixed pole setting that is provided with in below that bears the bracket, the adjustable shore of bearing bracket one end fixedly connected with is kept away from to the pole setting, adjustable shore supports tight foundation ditch pithead wall.

As a further explanation of the utility model: every one end fixedly connected with bracing that bears the weight of the bracket is kept away from to the pole setting, the other end of bracing with bear bracket fixed connection, bracing, pole setting and bear the weight of the bracket and be triangle-shaped.

As a further explanation of the utility model: the step ladder comprises a plurality of stacked building units, and fasteners are arranged between the adjacent building units.

As a further explanation of the utility model: a step bearing beam is arranged between the bearing bracket and the step and fixedly connected with the topmost framework.

As a further explanation of the utility model: the building unit comprises a frame, a plurality of pedals and corner plates, the pedals are arranged on the frame, the pedals are gradually increased from the bottom end of the frame to the top end of the frame, the corner plates are arranged at the bottom of the frame, and a top plate is arranged on the bearing bracket.

As a further explanation of the utility model: the step ladder is designed as a corner stair.

Compared with the prior art, the utility model discloses following profitable technological effect has:

1. when the device is installed, the bearing bracket is fixed to the edge of the foundation pit after the step is excavated to be used, then the step is connected to the bearing bracket, and the building unit can continue to splice the lengthened step along with the deepening of the foundation pit, so that the step is installed from top to bottom, the foundation pit does not need to be dug to the designed bottom surface of the foundation pit and then built, and the construction of the foundation pit is facilitated; the adjustable top support supports the bearing bracket with the vertical rod after being abutted to the pit wall of the foundation pit, and the lifting capacity of the bearing bracket is improved.

2. The inclined strut, the upright stanchion and the bearing bracket are enclosed into a triangle, so that the lifting capacity of the bearing bracket is further enhanced.

3. The step ladder adopts the design of corner stair, is convenient for constructor walking and transport material.

Drawings

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

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

Description of the reference numerals

1. A load bearing bracket; 11. erecting a rod; 111. an adjustable top support; 112. bracing; 12. a top plate; 13. a step carrier bar; 2. a step ladder; 211. a frame; 212. a pedal; 213. corner plates.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

As shown in fig. 1 to 3, a instrument formula foundation ditch hangs step 2, including fixed two at least bearing bracket 1 that set up at the foundation ditch edge and with the step 2 that bears bracket 1 and be connected, step 2 concatenation forms, and every bearing bracket 1's below is fixed and is provided with pole setting 11, and pole setting 11 keeps away from bearing bracket 1 one end fixedly connected with adjustable shore 111, and adjustable shore 111 supports tight foundation ditch pithead. Specifically, bear bracket 1 and fix the retaining pile or even wall in the foundation ditch, the retaining wall or even wall in the ground sets up the built-in fitting, the built-in fitting is connected with bearing bracket 1, the vertical setting of pole setting 11, set up retaining wall or even wall in the foundation ditch after, adjustable back shore 111 then supports tight retaining wall or even wall, adjustable back shore 111 includes the telescopic link of fixing with pole setting 11 fixed connection and sets up the butt pole of keeping away from pole setting 11 one end at the telescopic link.

One end of each vertical rod 11, which is far away from the bearing bracket 1, is fixedly connected with an inclined strut 112, the other end of the inclined strut 112 is fixedly connected with the bearing bracket 1, and the inclined strut 112, the vertical rod 11 and the bearing bracket 1 enclose a triangle. In particular, the diagonal brace 112, the upright 11 and the carrying bracket 1 enclose a right triangle.

The step 2 comprises a plurality of stacked building units, and fasteners are arranged between adjacent building units. The building unit comprises a frame 211, a plurality of pedals 212 arranged on the frame 211 and corner plates 213, wherein the pedals 212 are gradually heightened from the bottom end of the frame 211 to the top end, the corner plates 213 are arranged at the bottom of the frame 211, and the bearing bracket 1 is provided with a top plate 12. A step bearing beam 13 is arranged between the bearing bracket 1 and the step 2, and the step bearing beam 13 is fixedly connected with the topmost frame 211. In particular, adjacent building units share corner plates 213, the fasteners being provided as bolts.

In this embodiment, specifically, for convenience of construction, according to the height of the building outer wall perpendicular to the bottom surface of the foundation pit, the height between the platform boards of the step ladder 2 can be flexibly adjusted during assembly, and the number of corresponding pedals 212 is set. For example, the height of each layer of wall body of the building outer wall is 3 meters, and preferably, the height difference between the platform boards of the step ladder 2 is also set to be 3 meters, so that the height required by construction can be ensured as required. And 15 steps 212 are provided at each platform according to a height difference of 20 cm between the steps 212 in general.

The implementation principle of the embodiment is as follows: when the device is installed, the embedded part can be poured into the slope protection wall or the diaphragm wall in advance when the slope protection wall or the diaphragm wall is formed into a pile before the foundation pit is excavated; before or after the foundation pit is excavated and the step ladder 2 is needed to be used, the bearing bracket 1 is fixedly connected with the embedded part, the step bearing beam 13 is fixedly connected to the bearing bracket 1, the upright post 11 can be fixedly connected to the bearing bracket 1 when the depth of the foundation pit is excavated to be not less than that of the upright post 11, further, the adjustable top support 111 and the inclined support 112 are continuously installed, and the adjustable top support 111 is tightly pressed against the slope wall or the underground diaphragm wall, when the foundation pit is dug to the depth required to use the step 2, a building unit is fixedly connected with the step carrier beam 13, the building unit is assembled in advance before being connected with the step carrier beam 13, along with the deepening of the foundation pit, the other building units are fixedly connected below the building unit through the fasteners, and similarly, the building units are stacked together to the bottom of the foundation pit, and the above flow direction operation can be installed when the building units are disassembled.

The embodiments given above are preferred examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical features of the technical solution of the present invention by those skilled in the art all belong to the protection scope of the present invention.

Claims

1. The utility model provides a instrument formula foundation ditch hangs step ladder which characterized in that: including fixed two at least bearing bracket (1) that set up at the foundation ditch edge and with step (2) that bearing bracket (1) is connected, step (2) concatenation forms, every the fixed pole setting (11) that is provided with in below that bears bracket (1), pole setting (11) are kept away from bearing bracket (1) one end fixedly connected with adjustable shore (111), adjustable shore (111) support tight foundation ditch pit wall.

2. The tool type foundation pit hanging step ladder as claimed in claim 1, wherein: every one end fixedly connected with bracing (112) of bearing bracket (1) is kept away from in pole setting (11), the other end of bracing (112) with bear bracket (1) fixed connection, bracing (112), pole setting (11) and bearing bracket (1) enclose into triangle-shaped.

3. The tool type foundation pit hanging step ladder as claimed in claim 1, wherein: the step ladder (2) comprises a plurality of stacked building units, and fasteners are arranged between the adjacent building units.

4. The tool type foundation pit hanging step ladder as claimed in claim 3, wherein: the building unit comprises a frame (211), a plurality of pedals (212) and corner plates (213), wherein the pedals (212) are arranged on the frame (211), the pedals are gradually increased from the bottom end to the top end of the frame (211), the corner plates (213) are arranged at the bottom of the frame (211), and a top plate (12) is arranged on the bearing bracket (1).

5. The tool type foundation pit hanging step ladder as claimed in claim 4, wherein: a step bearing beam (13) is arranged between the bearing bracket (1) and the step (2), and the step bearing beam (13) is fixedly connected with the topmost frame (211).

6. The tool type foundation pit hanging step ladder as claimed in claim 1, wherein: the step ladder (2) adopts a corner stair design.