CN217607405U - Combined pre-installed cable duct bank - Google Patents

Abstract

The application discloses a combined pre-installed cable duct, which comprises a protective box and a plurality of cable pipes, wherein a plurality of pipe pillows are arranged in the protective box along the cable laying direction, and each pipe pillow is provided with a pipe penetrating hole; meanwhile, two ends of the cable tube are respectively provided with a first joint and a second joint, and two adjacent cable tubes are connected in an inserting way through the first joint and the second joint; when the cable tube protective box is used, all cable tubes are respectively inserted into all tube penetrating holes, all the cable tubes are wrapped in the protective box, and finally, a first joint and a second joint are respectively arranged at two ends of each cable tube; according to the cable duct splicing device, each cable duct is fixed through the duct pillow, the first joint and the second joint, the splicing precision of each cable duct is guaranteed, further, one-time splicing of all cable ducts is achieved through the splicing of the first joint and the second joint, and the installation difficulty of a cable duct bank is reduced; and the dead weight is smaller, so that the cable duct bank is convenient to transport and hoist, and the installation position of the cable duct bank is convenient to adjust, thereby being beneficial to reducing the installation difficulty.

Description

Combined pre-installed cable duct bank

Technical Field

The application relates to the technical field of power equipment, in particular to a combined pre-installed cable duct bank.

Background

With the development of economy, the progress of society and the improvement of urban planning requirements, cable laying carriers mainly adopt cable ducts, cable trenches, cable tunnels, comprehensive pipe galleries and the like; the traditional cast-in-place concrete type and prefabricated cable duct bank technology mainly adopts a mode of installing a special power pipeline and then pouring concrete for encapsulation protection, so that the construction period is long, a public area is occupied for a long time, and the safety of municipal traffic and pedestrians is influenced; meanwhile, the cable duct bank with a concrete structure has large dead weight, high requirements on field hoisting equipment and difficult adjustment, so that the cable duct bank is inconvenient to install.

SUMMERY OF THE UTILITY MODEL

The main aim at of this application provides a combination prepackage type cable duct bank, aims at solving the inconvenient defect of installation that exists among the prior art.

The application achieves the above purpose through the following technical scheme;

a combined pre-installed cable duct bank comprises a protective box and a plurality of cable tubes;

the pipe sleepers are sequentially arranged in the protective box along the cable laying direction, pipe penetrating holes for penetrating the cable pipes are formed in each pipe sleeper, and the pipe penetrating holes for penetrating the same cable pipe are coaxial;

the first connector and the second connector are respectively connected with two ends of the cable tube in an inserting mode, and two adjacent cable tubes are connected with each other in an inserting mode through the first connector and the second connector.

Optionally, the first joint includes a first support plate and a plurality of first connecting pipes disposed on the first support plate, the second joint includes a second support plate and a plurality of second connecting pipes disposed on the second support plate, and one end of each of the first connecting pipes and one end of each of the second connecting pipes are respectively connected to each of the cable pipes in an inserting manner; the other ends of the first connecting pipes and the second connecting pipes are connected in an inserting mode.

Optionally, the second connecting pipe includes level and smooth continuous big head pipe, transition taper pipe and the stub pipe in proper order, big head pipe with the cable duct is pegged graft and is linked to each other, stub pipe with first connecting pipe is pegged graft and is linked to each other.

Optionally, a plurality of mutually independent waterproof grooves are arranged on the circumference of the pipe pillow, the first supporting plate and the second supporting plate,

optionally, each waterproof groove is filled with waterproof rubber.

Optionally, the pipe pillow, the first backup pad and the second backup pad all are provided with a plurality of bolt holes in the circumference.

Optionally, the guard box includes a plurality of guard plates of end to end in proper order.

Optionally, the two sides of the protection plates are obliquely provided with splicing surfaces, every two adjacent protection plates are spliced through the splicing surfaces, and fastening bolts are further arranged between every two adjacent protection plates.

Optionally, a plurality of supporting bars are arranged on the inner side of the protection plate, and a supporting surface matched with the outer surface of the cable tube is arranged on each supporting bar.

Optionally, each support bar is further provided with a plurality of clamping grooves for mounting the pipe pillow.

Compared with the prior art, the method has the following beneficial effects:

the cable protection device comprises a protection box and a plurality of cable pipes, wherein a plurality of pipe pillows are arranged in the protection box along the cable laying direction, and each pipe pillow is provided with a pipe penetrating hole; meanwhile, two ends of the cable tube are respectively provided with a first joint and a second joint, and two adjacent cable calandria tubes are connected through the first joint and the second joint in an inserted manner;

during assembly, the pipe sleepers are installed in the protective box, the cable pipes are sequentially inserted into the pipe penetrating holes, and finally the first joint and the second joint are installed at the two ends of each cable pipe respectively; when the cable duct bank is installed on a construction site, firstly, the assembled cable duct bank is hoisted to an installation station, and one end of the second connector is inserted into the first connector, so that the splicing installation of two adjacent stages of cable duct banks is realized;

compared with the prior art, the cable tube fixing device has the advantages that each cable tube is fixed through the tube pillow, and displacement of the cable tube in the installation process is avoided; meanwhile, due to the fixing effect of the pipe pillow, the two ends of the cable pipe are relatively fixed, and the integrally molded first joint and second joint are combined, so that the integration degree is high, the structural precision is high, and the installation difficulty of the first joint and the second joint is further effectively reduced; and finally, the connecting ends of the cable tubes are fixed through the first joint and the second joint, so that the one-time accurate butt joint of the cable tubes is realized, the one-time splicing installation of the cable duct bank is realized, and the installation difficulty of the cable duct bank is greatly reduced.

Compared with the concrete structure in the prior art, in the technical scheme, each cable pipe is supported by the pipe pillow, a cavity structure is formed between every two adjacent pipe pillows, and a large number of cavities are formed between every two adjacent cable pipes, so that the dead weight of the cable duct bank can be greatly reduced, and the cable duct bank is convenient to transport and hoist;

meanwhile, due to the reduction of the dead weight, the position of the cable duct bank can be adjusted quickly in the installation process, the adjustment difficulty is reduced, and the installation efficiency of the cable duct bank is improved.

Drawings

Fig. 1 is a schematic structural diagram of a combined preassembled cable duct provided in an embodiment of the present application;

FIG. 2 is a schematic view of a tube pillow;

FIG. 3 is a schematic sectional view of the tube pillow;

FIG. 4 is a schematic view of a first connector structure;

FIG. 5 is a schematic view of a second connector structure;

FIG. 6 is a cross-sectional view of the protective case;

FIG. 7 is a schematic diagram of two adjacent cable ducts being assembled;

reference numerals: 1-a protective box, 2-a cable pipe, 3-a pipe pillow, 4-a through hole, 5-a first joint, 6-a second joint, 7-a waterproof groove, 8-waterproof rubber, 9-a bolt hole, 101-a protective plate, 102-a splicing surface, 103-a fastening bolt, 104-a support bar, 105-a support surface, 106-a clamping groove, 501-a first support plate, 502-a first connecting pipe, 601-a second support plate, 602-a second connecting pipe, 6021-a big head pipe, 6022-a transition conical pipe and 6023-a small head pipe.

The objectives, features, and advantages of the present application will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all directional indicators (such as up, down, left, right, front, and back \8230;) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicators are correspondingly changed.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Embodiment mode 1

Referring to fig. 1 and 6, the embodiment is an optional embodiment of the present application, and discloses a combined preassembled cable duct bank, which includes a protective box 1 and a plurality of cable ducts 2, where the protective box 1 includes a plurality of protective plates 101, two sides of each protective plate 101 are both provided with a splicing surface 102 in an inclined manner, and around an axis of the cable duct bank, the protective plates 101 are spliced and enclosed by the splicing surfaces 102; preferably, 4 protection plates 101 are arranged, each protection plate 101 is spliced into a cuboid, and two ends of the protection box 1 are open, so that two adjacent cable ducts can be conveniently spliced;

meanwhile, a plurality of fastening bolts 103 are further arranged on the splicing part of the two adjacent protection plates 101 so as to fixedly connect the protection plates 101 and ensure the structural stability of the protection box 1;

a plurality of supporting bars 104 are arranged on the inner side of each protection plate 101, each supporting bar 104 is arranged along the cable laying direction, an arc-shaped supporting surface 105 matched with the appearance of each cable pipe 2 is arranged on the top surface of each supporting bar 104, so that each cable pipe 2 on the outermost side is supported by the supporting bar 104, a plurality of clamping grooves 106 are further formed in the supporting bars 104, and the clamping grooves 106 are used for placing the pipe pillows 3;

referring to fig. 2 and 3, each pipe pillow 3 is provided with a plurality of pipe penetrating holes 4, and the pipe penetrating holes 4 on each pipe pillow 3 are arranged in the same layout mode to ensure that the pipe penetrating devices for penetrating the same cable pipe 2 are coaxial, so that the pipe penetrating efficiency and accuracy of the cable pipe 2 are improved;

the pipe pillow 3 is further provided with a plurality of waterproof grooves 7 in the circumferential direction, waterproof rubber 8 is filled in each waterproof groove 7, preferably, two waterproof grooves 7 are arranged, the two waterproof grooves 7 are respectively arranged on two sides of the pipe certificate along the axial direction of the cable duct bank, and a plurality of bolt holes 9 are formed between the two waterproof grooves 7;

referring to fig. 4 and 5, the cable duct bank further includes a first connector 5 and a second connector 6, wherein the first connector 5 includes a first support plate 501, a plurality of first connection tubes 502 are disposed on the support plate, the first connection tubes 502 are disposed in the same manner as the through-hole 4, and the middle portions of the first connection tubes 502 are integrally connected to the first support plate 501, so that both ends of the first connection tubes 502 are disposed at both sides of the first support plate 501;

the second joint 6 comprises a second support plate 601 and a plurality of second connecting pipes 602, and the arrangement manner of each second connecting pipe 602 is the same as that of the perforation holes 4; meanwhile, the second connecting pipe 602 comprises a large-head pipe 6021, a transition taper pipe 6022 and a small-head pipe 6023, the large-head pipe 6021, the transition taper pipe 6022 and the small-head pipe 6023 are smoothly connected in sequence, the outer surface of the transition taper pipe 6022 is integrally connected with the second supporting plate 601, so that the large-head pipe 6021 and the small-head pipe 6023 are respectively arranged at two sides of the second supporting plate 601, the diameter of the large-head pipe 6021 is the same as that of the first connecting pipe 502, when the cable pipe 2 is installed, two ends of the cable pipe are respectively inserted into the first connecting pipe 502 and the large-head pipe 6021, and the outer surface of the cable pipe is attached to the inner surface of the first connecting pipe 502 or the large-head pipe 6021; the small-head tube 6023 is inserted into the first connecting tube 502, so that the connection of two adjacent cable ducts is realized;

referring to fig. 7, during installation, firstly, the protection plate at the bottom is laid, then, the pipe pillows are respectively clamped into the clamping grooves, and then, the pipe pillows are connected with the protection plate through screws; splicing the protection plates positioned on the left side and the right side, connecting the two adjacent protection plates through fastening nuts, and connecting the pipe pillow and the protection plates through screws; then inserting each cable tube into a corresponding tube penetrating hole, and finally respectively installing a first connector and a second connector at two ends of each cable tube and installing a protection plate positioned at the top;

when the cable duct bank is installed on a construction site, the splicing installation of two adjacent stages of cable duct banks can be realized only by hoisting the assembled cable duct bank to an installation station and inserting one end of the second connector into the first connector;

compared with the prior art, the cable tube fixing device has the advantages that each cable tube is fixed through the tube pillow, and the cable tubes are prevented from being displaced in the installation process; meanwhile, due to the fixing effect of the pipe pillow, the two ends of the cable pipe are relatively fixed, and the mounting difficulty of the first joint and the second joint can be effectively reduced; and finally, the connecting ends of the cable tubes are fixed through the first joint and the second joint, so that the one-time accurate butt joint of the cable tubes is realized, the one-time splicing installation of the cable duct bank is realized, and the installation difficulty of the cable duct bank is greatly reduced.

Compared with the concrete structure in the prior art, in the technical scheme, each cable pipe is supported by the pipe sleepers, a cavity structure is formed between every two adjacent pipe sleepers, and a large number of cavities are formed between every two adjacent cable pipes, so that the dead weight of the cable racking pipe can be greatly reduced, and the cable racking pipe is convenient to transport and hoist;

meanwhile, due to the reduction of the dead weight, the position of the cable duct bank can be adjusted quickly in the installation process, the adjustment difficulty is reduced, and the installation efficiency of the cable duct bank is improved.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims (10)

1. A combined pre-installed cable duct bank is characterized by comprising a protective box (1) and a plurality of cable tubes (2);

the cable protection box comprises pipe sleepers (3), wherein a plurality of pipe sleepers (3) are sequentially arranged in the protection box (1) along the cable laying direction, pipe penetrating holes (4) used for penetrating the cable pipes (2) are formed in each pipe sleeper (3), and the pipe penetrating holes (4) used for penetrating the same cable pipe (2) are coaxial;

first joint (5) and second connect (6), first joint (5) and second connect (6) respectively with the both ends of cable pipe (2) are pegged graft and are linked to each other, and it is continuous to peg graft through first joint (5) and second joint (6) between the two adjacent cable duct banks.

2. A combined pre-assembled cable gland according to claim 1, wherein the first connector (5) comprises a first support plate (501) and a plurality of first connecting tubes (502) arranged on the first support plate (501), the second connector (6) comprises a second support plate (601) and a plurality of second connecting tubes (602) arranged on the second support plate (601), one end of the first connecting tubes (502) and one end of the second connecting tubes (602) are connected with the cable tubes (2) in a plugging manner; the other ends of the first connecting pipe (502) and the second connecting pipe (602) are connected with each other in an inserting way.

3. A combined pre-assembled cable bank pipe according to claim 2, characterized in that the second connecting pipe (602) comprises a large head pipe (6021), a transition taper pipe (6022) and a small head pipe (6023) which are smoothly connected in sequence, wherein the large head pipe (6021) is connected with the cable pipe (2) in an inserting manner, and the small head pipe (6023) is connected with the first connecting pipe (502) in an inserting manner.

4. A combined pre-assembled cable gland according to claim 2, characterized in that the tube pillow (3), the first support plate (501) and the second support plate (601) are provided with a plurality of independent water-proof grooves (7) in the circumferential direction.

5. A combined pre-assembled cable gland according to claim 4, characterized in that each of said watertight compartments (7) is filled with a watertight rubber (8).

6. A combined pre-assembled cable gland according to claim 2, characterized in that the tube pillow (3), the first support plate (501) and the second support plate (601) are provided with a plurality of bolt holes (9) along the circumference.

7. A combined pre-assembled cable gland according to claim 1, characterized in that the protective casing (1) comprises several protective plates (101) in series end to end.

8. A combined pre-assembled cable duct bank according to claim 7, wherein the protection plates (101) are obliquely provided with splicing surfaces (102) on both sides, two adjacent protection plates (101) are spliced with each other through the splicing surfaces (102), and fastening bolts (103) are further arranged between the two adjacent protection plates (101).

9. A combined pre-assembled cable gland according to claim 8, characterized in that a number of support bars (104) are arranged inside the protection plate (101), each support bar (104) being provided with a support surface (105) adapted to the outer surface of the cable tube (2).

10. A combined pre-assembled cable rack according to claim 9, characterized in that each support bar (104) is further provided with a plurality of clamping grooves (106) for mounting a pipe pillow (3).

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