CN113565135A

CN113565135A - Cable carrier construction method and cable carrier structure

Info

Publication number: CN113565135A
Application number: CN202110792225.5A
Authority: CN
Inventors: 黄亚平; 蔡彬; 汤德芸; 刘孟宇; 金钟赫; 郭一达; 王佳萌; 焦道伟; 李冠军; 蒋路
Original assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Current assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-10-29
Anticipated expiration: 2041-07-14
Also published as: CN113565135B

Abstract

The application relates to a cable carrier construction method and a cable carrier structure, relating to the field of cable construction, wherein the cable carrier construction method comprises the following steps: s1, selecting a channel steel type number; s2, determining the position of the channel steel; s3, determining the placement positions of the short-direction steel bars and the long-direction steel bars; s4, binding bottom plate lower ribs: firstly, laying a lower layer of steel bars on the upper surface of the bottom plate; s5, setting a cushion block: placing a bottom plate concrete protection layer cushion block to support the lower layer of steel bars; s6, placing a split heads: after the lower layer of steel bars are bound, arranging upper layer of steel bars above the lower layer of steel bars, and supporting the upper layer of steel bars and the lower layer of steel bars by a plurality of split heads; s7, paving channel steel: an installation groove is arranged above the upper layer of steel bars, and channel steel is laid in the installation groove; and S8, connecting the channel steel with the split heads. This application has the effect that the building space is sufficient of being convenient for.

Description

Cable carrier construction method and cable carrier structure

Technical Field

The application relates to the field of cable construction, in particular to a cable carrier construction method and a cable carrier structure.

Background

Traditionally, the carriers carrying the cables are typically cable trays, conduits, etc. which are typically suspended from a ceiling.

In view of the above-mentioned related technologies, the inventor believes that when a cable bridge, a cable duct, etc. are hung on a top plate, a problem of insufficient space due to insufficient building layer height and a problem of insufficient space arrangement due to complicated electromechanical pipelines are generally caused.

Disclosure of Invention

In order to facilitate sufficient building space, the application provides a cable carrier construction method and a cable carrier structure.

In a first aspect, the cable carrier construction method provided by the application adopts the following technical scheme:

a cable carrier construction method comprises the following steps:

s1, selecting a channel steel type number;

s2, determining the position of the channel steel;

s3, determining the placement positions of the short-direction steel bars and the long-direction steel bars;

s4, binding bottom plate lower ribs: firstly, laying a lower layer of steel bars on the upper surface of the bottom plate;

s5, setting a cushion block: placing a bottom plate concrete protection layer cushion block to support the lower layer of steel bars;

s6, placing a split heads: after the lower layer of steel bars are bound, arranging upper layer of steel bars above the lower layer of steel bars, and supporting the upper layer of steel bars and the lower layer of steel bars by a plurality of split heads;

s7, paving channel steel: an installation groove is arranged above the upper layer of steel bars, and channel steel is laid in the installation groove;

and S8, connecting the channel steel with the split heads.

By adopting the technical scheme, a plurality of cables are placed in the mounting groove, the channel steel better supports the cables, and the problems of insufficient building layer height and insufficient space arrangement caused by complicated electromechanical pipelines can be solved in space; and the channel steel is low in price, reliable in strength and simple and convenient to construct, the construction period of a project is saved, the construction cost is reduced, and the safety and the economy are achieved.

Preferably, the bottom plate lower rib is bound: the short-direction reinforcing steel bars in the lower-layer reinforcing steel bars of the bottom plate are paved firstly, then the long-direction reinforcing steel bars are paved, and the lower-layer reinforcing steel bars of the water collecting pit and the equipment foundation are paved before the lower-layer reinforcing steel bars of the bottom plate are paved.

Through adopting above-mentioned technical scheme, having laid the reinforcing bar of lower floor on the bottom plate after, to pouring the concrete on the bottom plate and inside the concrete was all arranged in to the reinforcing bar of lower floor, reinforced the structure of placeeing that is used for supporting the cable.

Preferably, the channel steel is connected with the split heads: in the direction vertical to the side surface, the channel steel and the split heads are fully welded and connected by using supporting steel bars; and the channel steel and the split heads are welded by the reinforcing ribs in the inclined direction.

Through adopting above-mentioned technical scheme, strengthened being connected of channel-section steel and split heads, restricted to carry out other constructions to the channel-section steel the condition emergence that the slot steel takes place the displacement.

Preferably, a plurality of the split heads are arranged along the length direction of the mounting groove, the split heads and the lower-layer reinforcing steel bars are fixedly bound by fire wires, and the split heads and the upper-layer reinforcing steel bars are also fixedly bound by the fire wires.

Through adopting above-mentioned technical scheme, the pliability of burning the silk is good, burns the silk through the fire and is convenient for the split heads and is connected with lower floor's reinforcing bar, also is convenient for burn the silk and be connected with upper reinforcing bar.

In a second aspect, the present application provides a cable carrier structure, which adopts the following technical solution:

the utility model provides a cable carrier structure, the bottom plate of lower floor's reinforcing bar has been laid including the upper surface, one side that the bottom plate was kept away from to lower floor's reinforcing bar is equipped with the upper reinforcing bar, be connected with a plurality of split heads between upper reinforcing bar and the lower floor's reinforcing bar, thereby the pouring of bottom plate upper surface has the concrete including upper reinforcing bar and lower floor's reinforcing bar parcel to form the base plate, the mounting groove that is used for place the cable is offered to the upper surface of base plate, be equipped with two channel-section steels in the mounting groove, a corresponding lateral wall of mounting groove is hugged closely respectively to two channel-section steels, the mounting groove intussuseption is filled with fine sand.

By adopting the technical scheme, the cable is placed in the installation groove, and fine sand filled in the installation groove plays a role in protecting the cable; through the split heads respectively with the connection of upper reinforcing bar and lower floor's reinforcing bar, formed comparatively strong base plate, and inside the mounting groove was arranged in to the cable, the effect that the base plate can be better played the protection support to the cable in the mounting groove, and the base plate can be used as floor or floor, and the cable is arranged in the inside building space's of being convenient for of mounting groove sufficient.

Preferably, the opening part of mounting groove is equipped with the decorative pattern steel sheet with the opening shutoff, and the both ends welding of decorative pattern steel sheet has the round steel, and every round steel all with corresponding channel-section steel welded fastening.

Through adopting above-mentioned technical scheme, the decorative pattern steel sheet has played the effect of protection with the cable shutoff in the mounting groove to the cable.

Preferably, a supporting steel bar is arranged between the channel steel and the split heads, one end of the supporting steel bar is welded and fixed with the channel steel, and the other end of the supporting steel bar is welded and fixed with the split heads.

Through adopting above-mentioned technical scheme, consolidated being connected between channel-section steel and the split heads for the channel-section steel can be better give the cable support and protection.

Preferably, reinforcing ribs which are obliquely arranged are welded between the channel steel and the split heads.

Through adopting above-mentioned technical scheme, further strengthened being connected between channel-section steel and the split heads, reduced the channel-section steel and taken place the condition emergence that removes.

Preferably, the reinforcing bar of lower floor includes short-direction reinforcing bar and long-direction reinforcing bar, and the reinforcing bar of upper strata also includes short-direction reinforcing bar and long-direction reinforcing bar, through the fire silk ligature between short-direction reinforcing bar and the long-direction reinforcing bar.

Through adopting above-mentioned technical scheme, make upper reinforcing bar and lower floor's reinforcing bar all be located inside the concrete through the pouring concrete to form the base plate, make the base plate comparatively strong, be convenient for better provide the support guard action to the cable.

Preferably, a plurality of concrete protective layer cushion blocks for supporting the lower layer of steel bars are placed on the bottom plate.

Through adopting above-mentioned technical scheme, the concrete protection layer cushion makes the inside lower floor's of base plate reinforcing bar keep apart with the external world, does not receive outside air or water and contact object direct influence.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the channel steel can better support the cable, the problems of insufficient building layer height and insufficient space arrangement caused by complex electromechanical pipelines can be solved in space, and the channel steel is low in price, reliable in strength and simple and convenient to construct, saves the construction period of a project, reduces the construction cost and has safety and economy;

2. the base plate can be used as a floor slab or a floor, the cable is arranged in the mounting groove, so that the building space is sufficient, and channel steel is used for replacing a traditional bridge frame and a traditional pipeline, so that the convenience is realized under the condition of ensuring the firmness of the carrier;

3. the base plate is comparatively strong, can be better play the effect that the protection was supported to the cable.

Drawings

Fig. 1 is a schematic diagram of a cable carrier structure embodying an embodiment of the present application.

Fig. 2 is a schematic structural diagram showing the interior of the substrate according to the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a split heads according to an embodiment of the present application.

Fig. 4 is a schematic diagram of an internal structure of a substrate embodying multiple rows of cable carriers according to an embodiment of the present application.

Fig. 5 is a schematic structural view of a multi-row cable carrier embodying embodiments of the present application.

Fig. 6 is a schematic structural diagram showing the slope at the bell mouth according to the embodiment of the present application.

Description of reference numerals: 1. a base plate; 2. lower layer steel bar; 21. short-direction reinforcing steel bars; 22. a longitudinal steel bar; 3. upper layer steel bars; 4. a split heads; 41. a body portion; 42. connecting reinforcing steel bars; 5. a substrate; 51. mounting grooves; 511. a fine sand layer; 52. channel steel; 53. a cement mortar layer; 54. a patterned steel plate; 55. round steel; 6. supporting the reinforcing steel bars; 7. reinforcing ribs; 8. a bell mouth.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a cable carrier structure. Referring to fig. 1 and 2, the cable carrier includes bottom plate 1, and lower floor's reinforcing bar 2 has been laid to the upper surface of bottom plate 1, and one side that bottom plate 1 was kept away from to lower floor's reinforcing bar 2 is equipped with upper reinforcing bar 3, is connected with a plurality of split heads 4 between upper reinforcing bar 3 and the lower floor's reinforcing bar 2. A layer of concrete is poured on the upper surface of the bottom plate 1 until the upper layer of steel bars 3 and the lower layer of steel bars 2 are both positioned inside the concrete, thereby forming a base plate 5.

A mounting groove 51 is formed in a surface of the substrate 5 away from the bottom plate 1, two channel steels 52 are arranged in the mounting groove 51, and the two channel steels 52 are respectively tightly attached to a corresponding side wall of the mounting groove 51. The two channel steels 52 are oppositely arranged, and a cement mortar layer 53 is laid on the bottom wall of the mounting groove 51. Several cables are placed inside the installation groove 51, and the inside of the installation groove 51 is filled with fine sand to form a fine sand layer 511. The opening of mounting groove 51 is equipped with the decorative pattern steel sheet 54 with the opening shutoff of mounting groove 51, and round steel 55 has been welded respectively to the both ends of decorative pattern steel sheet 54, and every round steel 55 all welds with corresponding channel-section steel 52.

So base plate 5 can be used as floor or floor, and the cable is buried underground and is comparatively saved building space in base plate 5 inside, and the low price of channel-section steel 52, intensity is reliable, and the construction is comparatively simple and convenient, has practiced thrift the construction cycle of project and has reduced construction cost.

The lower layer of steel bars 2 comprise short-direction steel bars 21 and long-direction steel bars 22, the upper layer of steel bars 3 also comprise short-direction steel bars 21 and long-direction steel bars 22, the short-direction steel bars 21 and the long-direction steel bars 22 are perpendicular to each other, and the short-direction steel bars 21 are located below the long-direction steel bars 22. The short-direction reinforcing steel bars 21 and the long-direction reinforcing steel bars 22 are bound through burning wires.

Placed a plurality of concrete protective layer cushion (not drawn in the picture) that support lower floor's reinforcing bar 2 on bottom plate 1, if dry concrete protective layer cushion along mounting groove length direction, according to the quincunx setting about interval 1 m. The concrete protective layer cushion block enables the lower layer of steel bars 2 inside the base plate 5 to be isolated from the outside and is not directly influenced by outside air or water and contact objects.

Referring to fig. 2 and 3, the split heads 4 include two body portions 41, and the same connecting bar 42 is connected to the upper ends of the two body portions 41 in common. The split heads 4 and the upper layer steel bars 3 are bound and fixed by No. 20-22 fire wires, and the split heads 4 and the lower layer steel bars 2 are also bound and fixed by No. 20-22 fire wires. Set up a split heads 4 in the mounting groove 51 every 1000mm, be convenient for so consolidate the connection between upper reinforcing bar 3 and the lower floor's reinforcing bar 2.

A250 mm supporting steel bar 6 is arranged between the split heads 4 and each channel steel 52, one end of each supporting steel bar 6 is welded and fixed with the channel steel 52, and the other end of each supporting steel bar 6 is welded and fixed with the split heads 4. Reinforcing ribs 7 which are obliquely arranged are fixedly connected between the split heads 4 and each channel steel 52 in a welding mode. The support bars 6 and the reinforcing bars 7 are all three-grade steel with the diameter 18.

Referring to fig. 4 and 5, according to actual construction requirements, when a plurality of rows of cable carriers are required to be arranged, a plurality of installation grooves 51 are formed in the upper surface of the substrate 5, and adjacent installation grooves 51 are communicated with each other. Two channel-section steels 52 that are close to each other are hugged closely each other, and every two channel-section steels 52 below of hugging closely each other all is provided with one and connects reinforcing bar 42 welded fastening's this body part 41, and two channel-section steels 52 of hugging closely each other all pass through reinforcing bar welded fastening with same this body part 41.

Referring to fig. 6, at the position where the cable carrier enters the machine room, because the height difference generally exists between the raft plate of the machine room and the bottom of the installation groove 51, in order to ensure that the subsequent cables can smoothly enter the machine room during laying, a gentle slope type bell mouth 8 is arranged at the entrance of the machine room, and the concrete slope is set by the bell mouth 8 according to the ratio of 1: 2.

The embodiment of the application also discloses a cable carrier construction method, which comprises the following steps:

s1, selecting the model of the channel steel 52: carefully reviewing a drawing, determining the size of the channel steel 52 according to the drawing, and selecting the type and the size of the channel steel 52 according to the actual situation of a site;

s2, determining the position of the channel steel 52: determining the position of the channel steel 52 according to a drawing and positioning and paying off;

s3, determining the placement positions of the short-direction steel bars 21 and the long-direction steel bars 22: before the reinforcement of the bottom plate 1 is bound, firstly calculating the 21 number of the short-direction reinforcements and the 22 number of the long-direction reinforcements needed by the bottom plate 1 according to the design requirements on the 21 spacing of the short-direction reinforcements and the 22 spacing of the long-direction reinforcements, and marking the position lines for placing the short-direction reinforcements 21 and the long-direction reinforcements 22 on the bottom plate 1;

s4, binding lower ribs of the bottom plate 1: the bottom plate 1 is bound, a lower layer of steel bars 2 of the bottom plate 1 are firstly paved, short-direction steel bars 21 or long-direction steel bars 22 in the lower layer of steel bars 2 are determined to be arranged below according to design and specification requirements, and the short-direction steel bars 21 are paved firstly and then the long-direction steel bars 22 are paved under general conditions; if the bottom plate 1 is provided with a water collecting pit and an equipment foundation, the water collecting pit and the lower layer steel bar 2 of the equipment foundation are paved before the lower layer steel bar 2 of the bottom plate 1 is paved;

s5, setting a cushion block: after the construction of the lower layer steel bars 2 of the bottom plate 1 is qualified, placing concrete protective layer cushion blocks of the bottom plate 1 according to a quincunx shape with the interval of about 1m, and controlling the concrete protective layer cushion blocks to support the lower layer steel bars 2;

s6, placing a stool 4: after the lower-layer steel bars 2 are bound, the upper-layer steel bars 3 are arranged above the lower-layer steel bars 2, the upper-layer steel bars 3 and the lower-layer steel bars are supported by a plurality of split heads 4, and the split heads 4 are arranged at intervals of less than or equal to 1000mm along the length direction of the mounting groove 51; a split heads 4 is additionally arranged in the mounting groove 51 every 1000mm, the split heads 4 and the lower-layer steel bars 2 are bound and fixed by No. 20-22 fire wires, and the split heads 4 and the upper-layer steel bars 3 are also bound and fixed by No. 20-22 fire wires;

s7, laying of the channel steel 52: paving channel steel 52 in the mounting groove 51 according to a designed drawing, and strictly rechecking the position and elevation of the channel steel 52 to ensure that the allowable deviation value of the height difference is not more than 5mm and the displacement deviation is not more than 20 mm;

s8, connection of the channel steel 52 and the split heads 4: in the direction of the vertical side face, the channel steel 52 and the split heads 4 are in full-scale welding connection by using 250mm long supporting steel bars 6 with phi of 18 mm; oblique supports are additionally arranged and welded on the oblique reinforcing ribs 7 with the diameter of 18mm at the height of 1/2 on the side surfaces of the channel steel 52, and the other ends of the reinforcing ribs 7 are welded and fixed with the split heads 4, so that the channel steel 52 is ensured not to displace in the insertion construction process of other working procedures; when the cable carrier is in double rows or multiple rows, the bottom of the channel steel 52 and the split heads 4 are welded and fixed by reinforcing steel bars with the length of 15mm at the bottom of the channel steel 52.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cable carrier construction method is characterized by comprising the following steps:

s1, selecting the type of the channel steel (52);

s2, determining the position of the channel steel (52);

s3, determining the placement positions of the short-direction steel bars (21) and the long-direction steel bars (22);

s4, binding lower ribs of the bottom plate (1): firstly, laying a lower layer of steel bars (2) on the upper surface of the bottom plate (1);

s5, setting a cushion block: placing a bottom plate (1) and a concrete protective layer cushion block to support a lower layer of steel bars (2);

s6, placing a horse stool (4): after the lower-layer steel bars (2) are bound, the upper-layer steel bars (3) are arranged above the lower-layer steel bars (2), and a plurality of split heads (4) are used for supporting between the upper-layer steel bars (3) and the lower-layer steel bars;

s7, laying of steel channel (52): a mounting groove (51) is arranged above the upper-layer steel bar (3), and channel steel (52) is laid in the mounting groove (51);

s8, connecting the channel steel (52) with the split heads (4).

2. A method for the construction of a cable carrier according to claim 1, characterized in that the bottom plate (1) is under-ribbed:

the short-direction reinforcing steel bars (21) in the lower-layer reinforcing steel bars (2) of the bottom plate (1) are paved firstly, then the long-direction reinforcing steel bars (22) are paved, and the lower-layer reinforcing steel bars (2) of the catchment pit and the equipment foundation are paved before the lower-layer reinforcing steel bars (2) of the bottom plate (1) are paved.

3. A method for constructing a cable carrier according to claim 1, wherein the connection of the channel (52) to the split heads (4) is:

in the direction vertical to the side surface, the channel steel (52) and the split heads (4) are fully welded and connected by the supporting steel bars (6); and the channel steel (52) and the split heads (4) are welded by the oblique reinforcing ribs (7).

4. The construction method of the cable carrier according to claim 1, wherein a plurality of the split heads (4) are arranged along the length direction of the installation groove (51), the split heads (4) and the lower layer steel bars (2) are bound and fixed by fire wires, and the split heads (4) and the upper layer steel bars (3) are also bound and fixed by fire wires.

5. The utility model provides a cable carrier structure, a serial communication port, bottom plate (1) of lower floor's reinforcing bar (2) has been laid including the upper surface, one side that bottom plate (1) was kept away from in lower floor's reinforcing bar (2) is equipped with upper reinforcing bar (3), be connected with between upper reinforcing bar (3) and lower floor's reinforcing bar (2) a plurality of split heads (4), thereby bottom plate (1) upper surface pouring has concrete including upper reinforcing bar (3) and lower floor's reinforcing bar (2) parcel to form base plate (5), mounting groove (51) that are used for placing the cable are seted up to the upper surface of base plate (5), be equipped with two channel-section steel (52) in mounting groove (51), a corresponding lateral wall in mounting groove (51) is hugged closely respectively in two channel-section steel (52), the intussuseption of mounting groove (51) is filled with fine sand.

6. The cable carrier structure as claimed in claim 5, wherein a patterned steel plate (54) for sealing the opening is arranged at the opening of the mounting groove (51), round bars (55) are welded at two ends of the patterned steel plate (54), and each round bar (55) is welded and fixed with the corresponding channel steel (52).

7. A cable carrier structure according to claim 5, characterized in that a support steel bar (6) is arranged between the channel steel (52) and the split heads (4), one end of the support steel bar (6) is welded and fixed with the channel steel (52), and the other end is welded and fixed with the split heads (4).

8. A cable carrier structure according to claim 7, characterized in that obliquely arranged reinforcing ribs (7) are welded between the channel section (52) and the split heads (4).

9. A cable carrier structure according to claim 5, characterized in that the lower layer of reinforcement (2) comprises short reinforcement (21) and long reinforcement (22), the upper layer of reinforcement (3) also comprises short reinforcement (21) and long reinforcement (22), and the short reinforcement (21) and the long reinforcement (22) are bound together by a fire wire.

10. A cable carrier structure according to any one of claims 5 to 9, characterised in that the base plate (1) is provided with concrete cover blocks for supporting the underlying reinforcing bars (2).