CN111769508A - An assembled cable trench and its construction method - Google Patents

Abstract

The invention relates to the technical field of electric power construction, and discloses an assembled cable trench and a construction method thereof; the parts of the assembled cable trench are made of novel GFRP materials with light weight, high strength and corrosion resistance, so that the weight of the cable trench is reduced on the premise of ensuring the structural performance of the cable trench, and the assembled cable trench is convenient to transport and install. Each part of the fabricated cable trench is made of novel light-weight, high-strength and corrosion-resistant GFRP material, so that the fabricated cable trench has good acid-base corrosion resistance, each part is corrosion-resistant, has good weather resistance and durability, does not need later maintenance after one-time construction, reduces maintenance cost, and is suitable for coastal corrosion environment. The assembled cable trench component is modularized and standardized in production, the mass of each component does not exceed 30kg, large-scale mechanical auxiliary construction is not needed, the site selection is flexible, the working efficiency is improved, the construction period is shortened, and the assembled cable trench component has the characteristics of economy, reasonability, convenience in transportation and convenience in construction.

Description

An assembled cable trench and its construction method

technical field

The invention relates to the technical field of electric power construction, in particular to an assembled cable trench and a construction method thereof.

Background technique

Cable trenches are required to facilitate pulling cables on straight sections. The cast-in-place reinforced concrete cable trench commonly used in the prior art is constructed by on-site formwork, tying of steel bars, and pouring of concrete, which has the disadvantages of long construction period, significant weather impact on construction period, large fluctuation of construction quality, low degree of mechanization, and labor of workers. Disadvantages such as high strength and unfavorable environmental protection.

The prefabricated concrete cable trenches in the prior art have problems such as excessive overall weight and difficulty in hoisting and transportation. For example, the patent number is 201921739779.3, the prefabricated cable trench includes side panels, top panels and bottom panels. The side panels, top panels and bottom panels are all prefabricated with reinforced concrete. The overall weight is too large, it is difficult to hoist and transport, and it is not convenient for construction.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a prefabricated cable trench and a construction method thereof, under the premise of satisfying the structural bearing and function, the weight of the cable trench is reduced, the construction efficiency is improved, and the traditional concrete cable trench is overweight and low in construction efficiency. And other issues.

The technical solution that realizes the purpose of the present invention is:

An assembled cable trench is characterized in that it comprises a base plate, a base, a baffle plate, a cover plate and a first latch; both ends of the base plate are provided with bases, and baffle plates are arranged on each base; The plate is formed by splicing several box-type side plates, and two adjacent box-type side plates are fixedly connected by a first latch; a number of cover plates are arranged between the two baffles, and the width of each cover plate is the same as that of the box-type side plates. The widths of the side plates are the same, the two adjacent cover plates are fixedly connected through the first latch, and the cover plate is fixedly connected to the box-type side plate directly below through the first latch; the bottom plate, the base, the baffle, the cover plate And the first latch are made of light-weight, high-strength, corrosion-resistant GFRP material.

As a preferred technical solution of the present invention, the bottom plate is formed by splicing several box-type bottom plates, and two adjacent box-type bottom plates are fixedly connected by a second plug; the second plug is made of GFRP material.

As a preferred technical solution of the present invention, the wall thickness of the box-type bottom plate is not less than 4mm, and both ends of each box-type bottom plate are provided with a first strip-shaped slot, the first strip-shaped slot and the second pin phase plug.

As a preferred technical solution of the present invention, the base includes a panel and a number of hollow rectangular columns, the panel is evenly provided with a number of hollow rectangular columns, and the hollow rectangular columns are inserted into the bottom end of the box-type side plate .

As a preferred technical solution of the present invention, the wall thickness of the box-type side plate is not less than 4mm, and both ends of each box-type side plate are provided with a second strip-shaped slot, and the second strip-shaped slot is connected to the first strip slot. A plug is inserted into each other.

As a preferred technical solution of the present invention, both ends of the cover plate are provided with a pair of notches, and the notches are inserted into the top of the first plug.

As a preferred technical solution of the present invention, the cross section of the first plug is I-shaped, the length of the first plug is equal to the sum of the height of the box-type side plate and the thickness of the cover plate, and the two ends of the first plug are respectively connected to The two adjacent box-type side plates are inserted into each other, and the top two ends of the first plug are respectively inserted into the two adjacent cover plates.

As a preferred technical solution of the present invention, both ends of the bottom plate are fixed with bases by bolts.

A method for constructing an assembled cable trench, comprising the following steps:

Step 1: connect several box-type bottom plates through the second pin to form a whole bottom plate;

Step 2: Fix the mounting base by bolting on both ends of the bottom plate;

Step 3: Fix the box-type side panel to the base by plugging;

Step 4: The two adjacent box-type side panels are fixedly connected through the first latch;

Step 5: Fix the cover plate on the box-type side plate through the first latch.

Compared with the prior art, the present invention has significant advantages:

(1) The components of the assembled cable trench of the present invention are made of new lightweight, high-strength, corrosion-resistant GFRP materials, which can reduce the weight of the cable trench and facilitate transportation and installation on the premise of ensuring the structural performance of the cable trench.

(2) The components of the assembled cable trench of the present invention are made of new lightweight, high-strength and corrosion-resistant GFRP materials, which have good acid and alkali corrosion resistance, and each component is anti-corrosion, with good weather resistance and durability, and is completed in one construction. No need for post-maintenance, reduce maintenance costs, and can adapt to coastal corrosive environments.

(3) The assembled cable trench components of the present invention are modularized and standardized in production. The mass of each component does not exceed 30kg, no large-scale machinery is needed for auxiliary construction, the site selection is flexible, the work efficiency is improved, the construction period is shortened, and it is economical and reasonable in transportation. Convenience and convenient construction.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an assembled cable trench of the present invention.

FIG. 2 is a schematic structural diagram of a box-type bottom plate in an assembled cable trench according to the present invention.

FIG. 3 is a schematic structural diagram of the base in the assembled cable trench of the present invention.

4 is a schematic structural diagram of a box-type side plate in an assembled cable trench of the present invention.

FIG. 5 is a schematic structural diagram of a cover plate in an assembled cable trench according to the present invention.

6 is a schematic structural diagram of a plug in an assembled cable trench of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1:

As shown in Figure 1, an assembled cable trench includes a base plate 1, a base 2, a baffle 3, a cover plate 4 and a first latch 5; both ends of the base plate 1 are fixed with a base 2 by bolts, and each The base 2 is provided with baffles 3; the baffles 3 are formed by splicing several box-type side plates 31, and two adjacent box-type side plates 31 are fixedly connected through the first latch 5; the two baffles 3 A number of cover plates 4 are arranged between them, and the width of each cover plate 4 is the same as the width of the box-type side plate 31. The two adjacent cover plates 4 are fixedly connected through the first latch 5, and the cover plates 4 The plug 5 is fixedly connected to the box-type side plate 31 directly below; the bottom plate 1 , the base 2 , the baffle 3 , the cover 4 and the first plug 5 are all made of GFRP material. The components of the assembled cable trench of the present invention are made of novel light-weight, high-strength, corrosion-resistant GFRP materials, and under the premise of ensuring the structural performance of the cable trench, the weight of the cable trench is reduced, and the transportation and installation are convenient. The components of the assembled cable trench of the present invention are made of new light-weight, high-strength and corrosion-resistant GFRP materials, which have good acid and alkali corrosion resistance. , reduce maintenance costs, and can adapt to coastal corrosive environments.

As shown in FIG. 2 , the bottom plate 1 is formed by splicing several box-type bottom plates 11 , and two adjacent box-type bottom plates 11 are fixedly connected by a second plug 6 ; the second plug 6 is made of GFRP material. Both ends of each box-type bottom plate 11 are provided with a first strip-shaped slot 12, and the first strip-shaped slot 12 is inserted into the second plug 6; the wall thickness of the box-type bottom plate 11 is not less than 4 mm. The bottom plate 1 is fixedly connected by bolts, which is convenient for construction and improves construction efficiency.

As shown in FIG. 3 , the base 2 includes a panel 21 and a plurality of hollow rectangular columns 22 . A plurality of hollow rectangular columns 22 are evenly arranged on the panel 21 . The hollow rectangular columns 22 and the bottom ends of the box-type side panels 31 It is connected by plug connection, which is convenient for construction and improves the construction efficiency.

As shown in FIG. 4 , the wall thickness of the box-type side plate 31 is not less than 4 mm, and both ends of each box-type side plate 31 are provided with second strip-shaped slots 32 , which are connected to the second strip-shaped slot 32 . A bolt 5 is plugged in, and the baffle 2 is fixedly connected by a bolt, which is convenient for construction and improves construction efficiency.

As shown in FIG. 5 , both ends of the cover plate 4 are provided with a pair of notches 41 , and the notches 41 are inserted into the top of the first plug 5 .

As shown in FIG. 6 , the cross-section of the first plug 5 is I-shaped, the length of the first plug 5 is equal to the sum of the height of the box-type side plate 31 and the thickness of the cover plate 4 , the two ends of the first plug 5 are respectively It is plugged with two adjacent box-type side panels 31, and the top ends of the first plug 5 are respectively plugged with two adjacent cover panels 4; the first plug 5 makes the adjacent two box-type side panels And two adjacent cover plates are connected into a whole, the structure is more optimized, the construction is more convenient, and the construction efficiency is greatly improved.

The assembled cable trench of the present invention is modularly designed, and all components can be produced in a standardized manner, which not only reduces the manufacturing cost, but also facilitates construction and reduces maintenance costs; stability and stability.

A method for constructing an assembled cable trench, comprising the following steps:

Step 1: connect several box-type bottom plates 11 through the second pins 6 to form a whole bottom plate 1;

Step 2: Fix the base 2 at both ends of the base plate 1 by bolting;

Step 3: Fix the box-type side plate 31 to the base 2 by plugging;

Step 4: The two adjacent box-type side panels 31 are fixedly connected through the first latch 5;

Step 5: Fix the cover plate 4 on the box-type side plate 31 through the first latch 5 .

To sum up, the components of the assembled cable trench of the present invention are made of novel light-weight, high-strength and corrosion-resistant GFRP materials, which can reduce the weight of the cable trench and facilitate transportation and installation under the premise of ensuring the structural performance of the cable trench. The components of the assembled cable trench of the present invention are made of new light-weight, high-strength and corrosion-resistant GFRP materials, which have good acid and alkali corrosion resistance. , reduce maintenance costs, and can adapt to coastal corrosive environments. The assembled cable trench of the invention is modularized and standardized in production, the mass of each component does not exceed 30kg, no large-scale machinery is needed for auxiliary construction, the site selection is flexible, the work efficiency is improved, the construction period is shortened, and it has the advantages of economical rationality, convenient transportation and construction. Convenient features.

Finally, it should be noted that the above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still The technical solutions described in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. An assembled cable trench, characterized in that it comprises a bottom plate (1), a base (2), a baffle plate (3), a cover plate (4) and a first latch (5); Both ends are provided with bases (2), and each base (2) is provided with baffles (3); The box-type side plates (31) are fixedly connected by the first latches (5); a number of cover plates (4) are arranged between the two baffle plates (3), and the width of each cover plate (4) is the same as that of the box-type side plates (4). The widths of the side plates (31) are the same, the two adjacent cover plates (4) are fixedly connected through the first latch (5), and the cover plate (4) is connected to the box-type side plate directly below through the first latch (5). (31) are fixedly connected; the bottom plate (1), the base (2), the baffle plate (3), the cover plate (4) and the first latch (5) are all made of GFRP material. 2. The prefabricated cable trench according to claim 1, characterized in that the bottom plate (1) is formed by splicing several box-type bottom plates (11), and two adjacent box-type bottom plates (11) pass through the second box-type bottom plate (11). The latches (6) are fixedly connected; the second latches (6) are made of GFRP material. 3. The fabricated cable trench according to claim 2, characterized in that the wall thickness of the box-type bottom plate (11) is not less than 4 mm, and both ends of each box-type bottom plate (11) are provided with a first strip The first bar-shaped slot (12) is inserted into the second plug (6). 4. The assembled cable trench according to claim 1, wherein the base (2) comprises a panel (21) and a plurality of hollow rectangular columns (22), and the panel (21) is evenly provided with A plurality of hollow rectangular columns (22) are inserted into the bottom end of the box-type side plate (31). 5. The assembled cable trench according to claim 1, characterized in that the wall thickness of the box-type side plate (31) is not less than 4 mm, and both ends of each box-type side plate (31) are provided with first There are two strip-shaped slots (32), and the second strip-shaped slot (32) is inserted into the first plug (5). 6. The assembled cable trench according to claim 1, characterized in that, both ends of the cover plate (4) are provided with a pair of notches (41), the notches (41) and the first latch (5) connected to the top of the . 7 . The assembled cable trench according to claim 1 , wherein the cross section of the first plug ( 5 ) is I-shaped, and the length of the first plug ( 5 ) is equal to the length of the box-type side plate ( 31 ). 8 . The sum of the height and the thickness of the cover plate (4), the two ends of the first plug (5) are respectively connected with the two adjacent box-type side plates (31), and the top ends of the first plug (5) are respectively connected with The two adjacent cover plates (4) are plugged together. 8 . The fabricated cable trench according to claim 1 , characterized in that, both ends of the bottom plate ( 1 ) are fixed with a base ( 2 ) through bolts. 9 . 9. A method for constructing an assembled cable trench according to claim 1, characterized in that, comprising the following steps: Step 1: connect several box-type bottom plates (11) through the second pins (6) to form a whole bottom plate (1); Step 2: Fix the mounting base (2) by bolting on both ends of the base plate (1); Step 3: Fix the box-type side plate (31) to the base (2) by plugging; Step 4: The two adjacent box-type side panels (31) are fixedly connected through the first latch (5); Step 5: Fix the cover plate (4) on the box-type side plate (31) through the first latch (5).

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