CN217159236U

CN217159236U - Novel assembled cable pit

Info

Publication number: CN217159236U
Application number: CN202122370439.1U
Authority: CN
Inventors: 吴伟俊; 林栋�
Original assignee: Fujian Qijian Group Co ltd
Current assignee: Fujian Qijian Group Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-08-09
Anticipated expiration: 2031-09-29

Abstract

The utility model provides a novel assembled cable pit, its characterized in that: comprises a bottom plate and two side plates which are formed by one-time precast pouring of concrete; one side of the prefabricated part along the length direction of the body is provided with a concave mortise structure, and the other side of the prefabricated part is provided with a convex tenon structure matched with the mortise structure; inserting the tenon structure of the prefabricated part into the mortise structure of the adjacent prefabricated part; and structural steel bars are embedded in the prefabricated parts. The utility model provides high efficiency of construction, reduce cost, proof quality.

Description

Novel assembled cable pit

Technical Field

The utility model belongs to the technical field of a building and specifically relates to a cable pit.

Background

The traditional cable trench method is as follows:

1. building a cable trench according to machine bricks of a national standard drawing set, wherein soil layers are dug and tamped at the position of the cable trench; and then pouring a layer of C10 concrete cushion, and building the concrete cushion by using MU7.5 machine bricks after the concrete cushion is solidified. The thickness of the building is 240 mm-360 mm according to the size and the height of the cable trench. According to the method, the excavation amount of the foundation pit earthwork on site is large, the consideration factors are large, the construction is complex, workers need to stop for waiting, the construction time is too long, the construction progress is influenced, the working efficiency is reduced, and the construction has great influence on the environment and traffic;

2. the adoption of MU7.5 machine bricks for building is not beneficial to energy conservation.

3. After the machine brick masonry cable trench is built, 1:3 cement mortar and 5% waterproofing agent are used for plastering on the two sides of the masonry, and soil can be backfilled after the plastering is solidified, so that the working efficiency of workers is low;

4. the construction efficiency is low, the construction time is long, the construction range is large, the safe enclosure is difficult, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel assembled cable pit, the shortcoming of prior art is solved to its purpose, improves the efficiency of construction, reduce cost, proof quality.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a novel assembled cable pit which characterized in that:

comprises a bottom plate and two side plates which are formed by one-time precast pouring of concrete;

one side of the prefabricated part along the length direction of the body is provided with a concave mortise structure, and the other side of the prefabricated part is provided with a convex tenon structure matched with the mortise structure;

inserting the tenon structure of the prefabricated part into the mortise structure of the adjacent prefabricated part;

and structural steel bars are embedded in the prefabricated parts.

The structural steel bars comprise a plurality of length-direction steel bars along the length direction of the body, a plurality of length-width-direction steel bars and short-width-direction steel bars along the width direction of the body, and the length-width-direction steel bars and the short-width-direction steel bars are respectively vertical to the length-direction steel bars;

two length-direction steel bars respectively positioned in the two side plates are hooked on two sides of the long-width steel bar;

the short width steel bar is erected in one side plate, and the lower end is bent and extended into the bottom plate.

Mortise structure and tenon structure are: comprises three sections which are connected and positioned on two side surfaces and a bottom surface and are U-shaped.

The outside of curb plate on both sides is installed outside convex curved hoist and mount reinforcing bar, and the curb plate is buried to the both ends of hoist and mount reinforcing bar, forms the lewis hole between hoist and mount reinforcing bar and the curb plate.

The lower part of the side plate is reserved with a drainage embedded pipe communicated with the two sides of the side plate.

The inner side of each side plate is pre-embedded with a protruding pre-embedded bolt for fixing the cable support.

The utility model discloses an useful part lies in:

1. adopt the utility model discloses a construction fundamentally changes original construction way, construction process, and digit construction, intelligence are built, mechanized construction, raise the efficiency.

2. Adopt the utility model discloses a construction can accelerate the construction progress, compares with traditional way, reduces job site foundation ditch excavation and backfill work load, saves artifically, effectively shortens construction cycle, reduces the influence of construction to environment and traffic, practices thrift the cost.

3. The problem of masonry shutdown waiting in the traditional method is well solved.

4. The cable trench can be manufactured in batches by professional manufacturers, and the quality are guaranteed, so that the quality of the cable trench is guaranteed.

5. Saving cost and having obvious economic and social benefits.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

FIG. 2 is a back perspective view of the prefabricated part of the present invention;

FIG. 3 is a perspective view of the structure of the reinforcing bars inside the prefabricated units of the present invention;

FIG. 4 is a big sample diagram of the reinforcement of the present invention;

fig. 5 is the groove steel bar shape diagram of the present invention.

Detailed Description

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained according to the drawings without inventive labor. In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "inner", "outer", "bottom", and the like, as used herein, are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, 2, and 3:

the utility model discloses an assembled cable trench cell type prefabricated component 10 through the design of BIM digital technology module, designs into the prefabricated component 10 of standard cell type along its length direction split cable trench promptly.

The concrete floor comprises a bottom plate 12 and two side plates 11 which are formed by C25 concrete through one-time prefabrication pouring.

The prefabricated part 10 is standardized and modular.

And (4) according to the size of the national standard drawing set, adopting structural professional software, and carrying out reinforcement allocation on the structural steel bar 6 by analyzing and calculating the soil pressure tolerance.

The structural steel bars 6 are embedded in the concrete of the prefabricated parts 10.

As shown in fig. 3 and 4, the dotted lines in fig. 3 indicate concrete edges, and the solid lines indicate reinforcing bars.

The structural reinforcement 6 includes a plurality of length-direction reinforcements 61 along the length direction of the body, a plurality of length-direction reinforcements 62 and short-direction reinforcements 63 along the width direction of the body, and the length-direction reinforcements 62 and the short-direction reinforcements 63 are perpendicular to the length-direction reinforcements 61 respectively.

The long-width reinforcing bars 62 are hooked at both sides thereof to two lengthwise reinforcing bars 61 respectively provided in the two side plates 11.

Short-width reinforcing bars 63 are erected in one of the side plates 11, and the lower ends are bent to extend into the bottom plate 12.

The longitudinal and transverse engagement of the longitudinal bars 61, the longitudinal and transverse bars 62, and the short and transverse bars 63 provides the prefabricated part 10 with sufficient strength.

As shown in fig. 1, 2, 3, 4, and 5:

the trench dimensions are as follows in the trench specification table:

in the above table, the units are mm:

1. 2, 3, 4, 5 and 6 are grooves with 6 specifications; the clear width is the width of the groove of the prefabricated part 10 of the groove; the clear height is the height of the groove of the prefabricated element 10 of the groove; the thickness of the side wall is the thickness of the side plate 11; the thickness of the bottom plate is the thickness of the bottom plate 12; the first steel bar is a short width steel bar 63 close to the outer side; the reinforcement bar II is a short width-direction reinforcement bar 63 close to the inner side; the reinforcing steel bars are 62 reinforcing steel bars with long and wide widths; the reinforcing steel bars (iv) are perpendicular to the reinforcing steel bars (61) in length.

As shown in fig. 3:

the prefabricated component 10 of standard cell type is provided with concave fourth of twelve earthly branches structure 2 along one side of the length direction of body, and the opposite side is provided with the outstanding tenon structure 1 with fourth of twelve earthly branches structure 2 looks adaptation.

The mortise structure 2 comprises three connected sections located on two side surfaces 11 and a bottom surface 12 and is U-shaped, and similarly, the tenon structure 2 comprises three connected sections located on two side surfaces 11 and a bottom surface 12 and is U-shaped.

During construction, the adjacent prefabricated components 10 are connected through the mortise and tenon structure, that is, the mortise structure 1 of the prefabricated component 10 is inserted into the mortise structure 2 of the adjacent prefabricated component 10.

For the purpose of quick construction, an outward convex arc is reserved on the outer side of the side plates 11 at both sides of the prefabricated part 10

10 hoisting reinforcing steel bars 3, and two ends of the hoisting reinforcing steel bars 3 are embedded into the side plates 11, so that hoisting holes are formed between the hoisting reinforcing steel bars 3 and the side plates 11.

For drainage of the cable trench, a drainage embedded pipe 4 communicated with DN50 on two sides of the side plate 11 is reserved at the lower part of the side plate 11, so that a catch basin can be conveniently connected during construction.

The inner side of each side plate 11 is pre-embedded with a protruding pre-embedded bolt 5 for fixing a cable support, and each side can be connected with 1-2 pairs of cable supports according to design requirements or cable weight requirements.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a novel assembled cable pit which characterized in that: comprises a bottom plate and two side plates which are formed by one-time precast pouring of concrete; one side of the prefabricated part along the length direction of the body is provided with a concave mortise structure, and the other side of the prefabricated part is provided with a convex tenon structure matched with the mortise structure; inserting the tenon structure of the prefabricated part into the mortise structure of the adjacent prefabricated part; and structural steel bars are embedded in the prefabricated parts.

2. The novel assembled cable trench of claim 1, wherein: the structural steel bars comprise a plurality of length-direction steel bars along the length direction of the body, a plurality of length-width-direction steel bars and short-width-direction steel bars along the width direction of the body, and the length-width-direction steel bars and the short-width-direction steel bars are respectively vertical to the length-direction steel bars; two length-direction steel bars respectively positioned in the two side plates are hooked on two sides of the long-width steel bar; the short width steel bar is erected in one side plate, and the lower end is bent and extended into the bottom plate.

3. The novel assembled cable trench of claim 1, wherein: mortise structure and tenon structure are: comprises three sections which are connected and positioned on two side surfaces and a bottom surface and are U-shaped.

4. The novel assembled cable trench of claim 1, wherein: the outside of curb plate on both sides is installed outside convex curved hoist and mount reinforcing bar, and the curb plate is buried to the both ends of hoist and mount reinforcing bar, forms the lewis hole between hoist and mount reinforcing bar and the curb plate.

5. The novel assembled cable trench of claim 1, wherein: the lower part of the side plate is reserved with a drainage embedded pipe communicated with the two sides of the side plate.

6. The novel assembled cable trench of claim 1, wherein: the inner side of each side plate is pre-embedded with a protruding pre-embedded bolt for fixing the cable support.