CN223593422U - A prefabricated dust-free cable trench - Google Patents

Abstract

The utility model discloses an assembled dust-free cable duct which comprises an assembled dust-free cable duct body, a cable support and a visible cable duct cover plate, wherein the cable duct body is fixedly connected with the ground of a machine room, the cable support is detachably arranged on the inner wall of the cable duct body, the cable supports are uniformly arranged at intervals, and the visible cable duct cover plate is detachably arranged on the top of the cable duct body to seal the cable duct body. The assembled dust-free cable duct is prefabricated with the cable duct shell, the cable bracket and the visible cable duct cover plate in a modularized mode so as to realize dust-free assembly, is convenient to construct, and avoids the damage condition of high-precision equipment caused by dust pollution. And the modularized cable trench shell, the cable support and the visible cable trench cover plate are used for integrating the fittings of the cable trench to be convenient for the installation, disassembly and maintenance in the use process.

Description

Assembled dust-free cable trench

Technical Field

The utility model relates to the technical field of power equipment, in particular to an assembled dust-free cable trench.

Background

In the past project experience summary and operation process, the position where dust is most easily accumulated in the construction process of a medical high-precision equipment room is found to be a cable pit. Therefore, the suspended ceiling part of the precision-assembled wall surface of the medical high-precision equipment room mostly adopts the medical integrated plate, the sealing performance is high after the plate is installed, dust pollution of the medical high-precision equipment room is not easily caused by air convection caused by ventilation equipment in the equipment room, but the traditional cable duct construction is mainly a concrete duct due to the duct body, and a great number of cleaning dead angles exist in the duct body, so that dust generated in the construction process cannot be thoroughly cleaned.

In addition, in order to ensure the heat dissipation problem of the cable and the maintenance in the use process, the cable trench needs to be provided with a movable cover plate, a cable support needs to be arranged in the trench, and the traditional cable trench support is mainly provided with a mode of embedding or drilling expansion bolts on the side face of the trench body as a fixing mode of the cable trench support, but due to the problems of large cable weight, high strength and the like, in the processes of cable laying, cable maintenance in future and the like, the support is easy to loosen due to the shaking of the support, so that a large amount of dust is generated, and after the cable is laid, dust cleaning in the cable trench becomes more difficult. Because the medical high-precision airtight equipment such as an MR nuclear magnetic resonance equipment room, a linear accelerator equipment room, a cyclotron equipment room and the like are provided with equipment heat dissipation, ventilation in the equipment room and the like, high-power ventilation equipment and a large-load air conditioner are designed, the air flow rate in the equipment room is high, and dust in a cable duct is blown into the equipment room along the gap of a movable cover plate of the cable duct and the outlet of the cable duct or directly blown into the equipment, so that equipment faults are caused.

Therefore, there is a need for a cable trench that can ensure a dust-free environment of the cable trench and facilitate the laying and maintenance of the cable.

Disclosure of utility model

The utility model aims to provide an assembled dust-free cable trench. According to the assembled dust-free cable duct, through the assembled cable duct shell, the cable support and the visible cable duct cover plate structure, dust-free assembly construction is realized when the assembled dust-free cable duct is installed, the cable duct shell is cleaned conveniently after assembly, and dust-free environment in the cable duct is ensured.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

The assembled dust-free cable duct is fixedly connected with the ground of a machine room and comprises a cable duct shell, a cable bracket and a visible cable duct cover plate;

The cable pit shell is fixedly connected with the ground of the machine room, the cable brackets are detachably arranged on the inner wall of the cable pit shell, the cable brackets are uniformly arranged at intervals, and the visible cable pit cover plate is detachably arranged on the top of the cable pit shell to seal the cable pit shell.

Preferably, the cable pit shell comprises a straight pipe section shell, a right-angle section shell and a positive tee joint shell;

The cable support is evenly arranged on the inner walls of the straight pipe section shell, the right-angle section shell and the positive tee joint shell, and the visible cable trench cover can be detachably connected with the tops of the straight pipe section shell, the right-angle section shell and the positive tee joint shell.

Preferably, the right-angle section shell comprises cable brackets arranged at the right angle, and the rest cable brackets are uniformly arranged on the inner walls of the shells at the two ends of the right angle at intervals.

Preferably, the cable pit housing comprises a housing body and a turnover part;

The shell body and the turnover part are integrally formed, the turnover part is abutted to the ground of the machine room, and the thickness of the turnover part is equal to that of the visible cable trench cover plate.

Preferably, the cable support comprises a mounting post and a pair of transverse support frames;

The mounting posts are detachably connected with the cable pit shell, the paired transverse supporting frames are perpendicular to the mounting posts and connected with the mounting posts, and one transverse supporting frame is abutted to the bottom surface of the cable pit shell.

Preferably, mounting grooves are formed in two sides of the visible cable trench cover plate, and the visible cable trench cover plate is connected with the cable trench shell through the mounting grooves.

Preferably, the cable duct shells are all metal shells.

The beneficial effects of the utility model are as follows:

This assembled dustless cable duct is through dismantling each other and connecting cable duct casing, cable support and visual cable duct apron makes this cable duct can realize dustless assembly, has avoided traditional cable duct because the dust that leads to in the work progress to produce can't thoroughly the condition of clearing up because of the concrete ditch in the work progress, has changed the dust of cable duct and has been difficult to clear up the condition that easily leads to high-accuracy equipment damage. And, can dismantle cable pit casing, cable support and the visual cable pit apron of setting, with the accessory high integration of cable pit, the installation in the use of being convenient for is torn open and is maintained.

Drawings

FIG. 1 is a schematic view of the overall structure of the fabricated dust-free cable trench of the present utility model;

FIG. 2 is a schematic view of the right angle section housing of the fabricated dust free cable duct of the present utility model;

FIG. 3 is a schematic view of the construction of the straight pipe section housing of the fabricated dust free cable trough of the present utility model;

FIG. 4 is a schematic cross-sectional view of an assembled dust-free cable duct of the present utility model.

Reference numerals illustrate:

1. The cable duct shell, the 11, the straight pipe section shell, the 12, the right angle section shell, the 13, the shell main body, the 14, the turnover part;

2. the cable support, 21, the erection column, 22, horizontal support frame.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1, the assembled dust-free cable duct is fixedly connected with the ground of a machine room, and comprises a cable duct shell 1, a cable support 2 and a visible cable duct cover plate, wherein the cable duct shell 1 is fixedly connected with the ground of the machine room, the cable support 2 is detachably arranged on the inner wall of the cable duct shell 1, the cable supports 2 are uniformly arranged at intervals, and the visible cable duct cover plate is detachably arranged at the top of the cable duct shell 1 to seal the cable duct shell 1.

In this embodiment, this assembled dustless cable duct is through dismantling each other and connect cable pit casing 1, cable support 2 and visual cable pit apron so that this cable pit can realize dustless assembly, avoided traditional cable pit because the dust that leads to in the work progress to produce can't thoroughly the condition of clearing up because of the concrete pit in the work progress, changed the dust of cable pit and be difficult to clear up the condition that easily leads to high-accuracy equipment damage. And, can dismantle cable pit casing 1, cable support 2 and the visual cable pit apron of setting for this cable pit is convenient for user's ann tear open and is maintained in the use. The cable trench cover plate is arranged in a visual mode, so that a user can observe cables in the cable trench conveniently in the use process of the cable trench, and hidden danger can be found timely.

As shown in fig. 2 and 3, the cable trench housing 1 comprises a straight pipe section housing 11, a right angle section housing 12 and a positive tee housing, wherein the straight pipe section housing 11, the right angle section housing 12 and the positive tee housing can be mutually connected, the cable support 2 is uniformly arranged on the inner walls of the straight pipe section housing 11, the right angle section housing 12 and the positive tee housing, and the visible cable trench cover plate can be detachably connected with the tops of the straight pipe section housing 11, the right angle section housing 12 and the positive tee housing. The right-angle section shell 12 comprises cable brackets 2 arranged at the right angle, and the rest cable brackets 2 are uniformly arranged on the inner walls of the shells at the two ends of the right angle at intervals.

In this embodiment, this assembled dustless cable pit makes its in the face of the different installation environment can the efficient adaptation and install in all kinds of high-precision equipment computer rooms through setting up the casing of three kinds of different shapes, very big improvement the suitability of this assembled dustless cable pit. When facing the installation environment and bending the machine room, the assembled dust-free cable duct is suitable for the complex bending machine room installation environment through the arrangement and combination of the cable duct shells 1 with three different shapes. The cable supports 2 which are uniformly distributed further enable the subsequent arrangement space of the cables to be more reasonable. And, adjacent cable pit shells 1 adopt 3mm galvanized steel sheet argon arc to weld and connect, carry out anticorrosive treatment in the welded junction department in order to avoid corrosion in the use.

Referring to fig. 4, the cable trench housing 1 comprises a housing main body 13 and a turnover part 14, wherein the housing main body 13 and the turnover part 14 are integrally formed, the turnover part 14 is abutted against the ground of a machine room, and the thickness of the turnover part 14 is equal to that of a visible cable trench cover plate.

In this embodiment, the contact position of the cable trench housing 1 with the ground is folded to form a folded portion 14 perpendicular to the housing main body 13, and the thickness of the folded portion 14 is consistent with the thickness of the cable trench cover plate to ensure that the cable trench cover plate is kept horizontal with the ground of the machine room after being covered on the cable trench housing 1, and to ensure the flatness of the cable trench.

In a preferred embodiment, the cable support 2 comprises a mounting post 21 and a pair of transverse support brackets 22, the mounting post 21 being detachably connected to the cable trench housing 1, the pair of transverse support brackets 22 being perpendicular to the mounting post 21 and connected to the mounting post 21, one of the transverse support brackets 22 abutting against the bottom surface of the cable trench housing 1. The paired lateral support frames 22 are located in the same vertical plane and the paired lateral support frames 22 are arranged in double layers in the vertical direction.

In this embodiment, can dismantle with cable pit casing 1 through erection column 21 and be connected, avoided traditional cable bracket 2 to set up a large amount of construction dust that lead to on concrete structure, realized dustless construction to can dismantle the erection column 21 of setting and also be convenient for install and remove the maintenance more.

In a preferred embodiment, the visual cable trench cover includes a transparent cover to facilitate user viewing of the cable trench. The cable pit shell 1, the cable support 2 and the visual cable pit cover plate are connected through the fixing fastener 3 when being connected, the fixing fastener 3 is prefabricated for an assembled factory building, the transverse and longitudinal directions are respectively fixed by bolts, the cable pit can be guaranteed to be tightly connected, certain rigidity exists, deformation of the joint is generated when later concrete is poured in, bottom dust can be blocked from entering the cable pit, and dust content in the dustless assembled cable pit is guaranteed.

Further, after the cable trench shell 1 and the cable support 2 of the assembled dust-free cable trench are connected with each other, the cable trench cover plate is covered on the cable trench shell 1, and the cable trench cover plate is connected with the fixed profile steel through a groove formed in the cable trench cover plate so as to ensure that the final finished surface is aligned with the finish-assembled finished surface and ensure that the ground level is free from protrusions. And then concrete with the density not less than 2.35t/m < 3 > and the cement content not less than 275kg/m < 3 > is reserved along the cable trench shell and the structure, and the concrete below the horizontal plane edge of the cable trench cover plate is required to be tightly sealed, so that the fixation is stable, and the stress reliability of the whole frame is ensured. And, the cable pit casing is the metal casing.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (7)

1. A prefabricated cleanroom cable trench, wherein the prefabricated cleanroom cable trench is fixedly connected to the floor of a computer room, characterized in that the prefabricated cleanroom cable trench comprises: a cable trench shell, a cable bracket, and a visible cable trench cover. The cable trench housing is fixedly connected to the machine room floor. The cable brackets are detachably installed on the inner wall of the cable trench housing. The cable brackets are evenly spaced. The visible cable trench cover is detachably installed on the top of the cable trench housing to seal the cable trench housing. 2. The prefabricated dust-free cable trench according to claim 1, characterized in that the cable trench shell includes a straight pipe section shell, a right-angle section shell, and a tee shell; The straight pipe section shell, the right-angle section shell, and the tee shell can all be connected to each other. The cable brackets are evenly arranged on the inner walls of the straight pipe section shell, the right-angle section shell, and the tee shell. The visible cable trench cover can be detachably connected to the top of the straight pipe section shell, the right-angle section shell, and the tee shell. 3. The assembled dust-free cable trench according to claim 2, characterized in that the right-angle section housing includes the cable bracket disposed at the right angle, and the remaining cable brackets are evenly spaced on the inner wall of the housing at both ends of the right angle. 4. The prefabricated dust-free cable trench according to claim 1, characterized in that the cable trench shell includes a shell body and a folded portion; The main body of the housing is integrally formed with the folding part, the folding part abuts against the floor of the computer room, and the thickness of the folding part is equal to the thickness of the visible cable trench cover. 5. The prefabricated dust-free cable trench according to claim 1, wherein the cable support includes mounting columns and pairs of transverse support frames; The mounting post is detachably connected to the cable trench housing. The paired transverse support frames are perpendicular to the mounting post and connected to the mounting post, with one of the transverse support frames abutting against the bottom surface of the cable trench housing. 6. The prefabricated dust-free cable trench according to claim 1, characterized in that mounting grooves are provided on both sides of the visible cable trench cover, and the visible cable trench cover is connected to the cable trench shell through the mounting grooves. 7. The prefabricated dust-free cable trench according to any one of claims 1-6, wherein the cable trench shell is a metal shell.