CN214124678U - Installation fixing structure of vertical cable bridge in cable hole - Google Patents

Installation fixing structure of vertical cable bridge in cable hole Download PDF

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Publication number
CN214124678U
CN214124678U CN202022908254.7U CN202022908254U CN214124678U CN 214124678 U CN214124678 U CN 214124678U CN 202022908254 U CN202022908254 U CN 202022908254U CN 214124678 U CN214124678 U CN 214124678U
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China
Prior art keywords
bridge
cable
fixing mechanism
straight
cable hole
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CN202022908254.7U
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Chinese (zh)
Inventor
黄晓敢
李金泉
冯玉始
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PowerChina Huadong Engineering Corp Ltd
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PowerChina Huadong Engineering Corp Ltd
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Priority to CN202022908254.7U priority Critical patent/CN214124678U/en
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Abstract

The utility model relates to an installation fixed knot of vertical cable testing bridge in cable hole constructs. The utility model aims at providing a simple structure, simple to operate, safe and reliable's the installation fixed knot of the downthehole vertical cable testing bridge of cable constructs to solve the fixed problem of cable testing bridge when the downthehole installation of cable. The technical scheme of the utility model is that: the utility model provides an installation fixed knot of downthehole vertical cable testing bridge of cable constructs, its characterized in that: the cable hole fixing mechanism is provided with a fixing mechanism, a straight-through bridge and an upper bend-through bridge, wherein the fixing mechanism is installed on the inner wall of a cable hole, the upper end of the straight-through bridge is connected with the fixing mechanism, and the lower end of the straight-through bridge is connected with the upper bend-through bridge used for connecting the original cable bridge. The utility model is suitable for an electric power engineering, industry and civil building engineering, municipal works field.

Description

Installation fixing structure of vertical cable bridge in cable hole
Technical Field
The utility model relates to an installation fixed knot of vertical cable testing bridge in cable hole constructs is applicable to power engineering, industry and civil building engineering, municipal works field.
Background
In the construction of electric power engineering, in order to ensure the normal operation of various electrical devices, the electrical devices need to be connected by cables to complete the transmission of various electric power energy sources, the transmission of control information, and the like. Because the cable is in the live-line running state throughout the year, in order to guarantee the security and the reliability of cable operation, the cable laying often guarantees the support and the isolation of cable through other rigid carriers, wherein cable testing bridge is because of its simple installation, and it is convenient to dismantle, and cable maintenance operation is simple and easy, and the advantage of not destroying building structure body simultaneously is different from cable laying modes such as buried pipe, wall, built on stilts of traditional cable.
Cable testing bridge is often used in laying of cable horizontal direction in the building space, and when more cable need pass the floor and connect to upper electrical equipment, the common way is at upper electrical equipment bottom concrete bottom plate trompil, this hole is used for the cable to draw forth from the equipment bottom, lower floor's crane span structure need have and draw perpendicular crane span structure and installation fixed in cable hole limit simultaneously, when perpendicular crane span structure can directly support to the downthehole floor face on, only need beat several expansion bolts on the floor and can accomplish fixedly, but when the crane span structure because space is limited or the cable hole is great, rise to go the position and fall into in the cable hole, conventional installation fixed knot constructs will not use, need to develop a safe and reliable's fixed knot structure.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: aiming at the problems, the installation and fixation structure of the vertical cable bridge in the cable hole is simple in structure, convenient to install, safe and reliable, and solves the fixation problem of the cable bridge in the cable hole.
The utility model adopts the technical proposal that: the utility model provides an installation fixed knot of downthehole vertical cable testing bridge of cable constructs, its characterized in that: the cable hole fixing mechanism is provided with a fixing mechanism, a straight-through bridge and an upper bend-through bridge, wherein the fixing mechanism is installed on the inner wall of a cable hole, the upper end of the straight-through bridge is connected with the fixing mechanism, and the lower end of the straight-through bridge is connected with the upper bend-through bridge used for connecting the original cable bridge.
The fixing mechanism is a fixing support with a U-shaped cross section, two ends of the fixing support are fixed on the inner wall of the cable hole, and the bottom of the fixing support is fixed with the upper end of the straight-through bridge.
The fixing mechanism is provided with galvanized channel steel matched with the length of the cable hole and galvanized steel plates welded at two ends of the galvanized channel steel, and the galvanized steel plates are fixed on the inner wall of the cable hole through expansion bolts.
The upper end of the straight-through bridge is fixedly connected with the fixing mechanism through galvanized angle steel.
The utility model has the advantages that: when the cable is led to the upper-layer electrical equipment, the structure of the utility model can provide a bridge support fixing surface when the position where the cable bridge is lifted just falls into the cable hole, thus solving the fixing problem when the cable bridge is installed in the cable hole; the potential safety hazard of cable laying caused by the fact that the cable bridge cannot be fixedly installed in the cable hole is effectively avoided, the safety and reliability of cable laying are improved, and the personal safety of workers and the reliable operation of electrical equipment are guaranteed.
Drawings
Fig. 1 is a schematic side view of the present embodiment.
Fig. 2 is a schematic front structure diagram of the present embodiment.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Wherein, 1, galvanized steel channel; 2. a galvanized steel sheet; 3. galvanized angle steel; 4. an expansion bolt; 5. a connecting bolt; 6. a bridge is directly connected; 7. and the bridge is bent upwards.
Detailed Description
Example 1: the embodiment is an installation and fixing structure of a vertical cable bridge in a cable hole, which is provided with a fixing mechanism, a straight-through bridge 6 and an upper bend-through bridge 7, wherein the fixing mechanism is installed on the inner wall of the cable hole, the upper end of the straight-through bridge 6 is connected with the fixing mechanism, and the lower end of the straight-through bridge 6 is connected with the upper bend-through bridge 7 for connecting the original cable bridge; the fixing mechanism is a fixing support with a U-shaped cross section, two ends of the support are fixed on the inner wall of the cable hole, and the bottom of the support is fixed with the upper end of the straight-through bridge 6.
As shown in fig. 1-3, in the present embodiment, the fixing mechanism has a galvanized steel channel 1 adapted to the length of the cable hole and galvanized steel plates 2 welded to both ends of the galvanized steel channel 1, and the galvanized steel plates 2 are fixed to the inner wall of the cable hole through expansion bolts 4; the upper end of the straight-through bridge frame 6 is fixedly connected with the fixing mechanism through galvanized angle steel 3.
The specific implementation of this example is as follows:
firstly, selecting a galvanized steel channel 1 matched with the length of a cable hole and a galvanized steel plate 2 matched with the cross section of the steel channel according to the length of an actual cable hole; then, the galvanized steel plates are welded and fixed at two ends of the galvanized steel channel 1, the bottom edges of the galvanized steel plates are enabled to be flush with the horizontally placed bottom edges of the galvanized steel channel 1, and meanwhile, a hole is formed in the middle of each galvanized steel plate 2 and used for installing and fixing the expansion bolt 4; then the galvanized steel plate 2 and the galvanized steel channel 1 are fixedly arranged at the edge of the inner side of the cable hole close to the lower part of the hole through the expansion bolt 4, so that the direct-connection bridge frame 6 can be conveniently and fixedly connected; and finally, connecting and fixing the galvanized angle steel 3 and a straight-through bridge frame 6 through a connecting bolt 5 with a hole at the bottom of the galvanized channel steel 1, wherein the straight-through bridge frame is connected to the original cable bridge frame through an upper bent-through bridge frame 7.
Example 2: the structure of the present embodiment is basically the same as that of embodiment 1, except that the fixing mechanism is a fixing rod, two ends of the fixing rod are supported and fixed on the inner wall of the cable hole, and the upper end of the straight-through bridge frame 6 is fixed on the fixing rod.
In conclusion, the straight-through bridge frame 6 led into the cable hole can be stably fixed on the galvanized steel channel 1 through the scheme.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides an installation fixed knot of downthehole vertical cable testing bridge of cable constructs, its characterized in that: the cable hole fixing device is provided with a fixing mechanism, a straight-through bridge (6) and an upper bent-through bridge (7), wherein the fixing mechanism is installed on the inner wall of a cable hole, the upper end of the straight-through bridge (6) is connected with the fixing mechanism, and the lower end of the straight-through bridge (6) is connected with the upper bent-through bridge (7) used for being connected with an original cable bridge.
2. The mounting and fixing structure of the vertical cable tray in the cable hole as claimed in claim 1, wherein: the fixing mechanism is a fixing support with a U-shaped cross section, two ends of the fixing support are fixed on the inner wall of the cable hole, and the bottom of the fixing support is fixed with the upper end of the straight-through bridge (6).
3. A mounting and securing structure for a vertical cable tray within a cable hole as claimed in claim 1 or 2, wherein: the fixing mechanism is provided with a galvanized steel channel (1) matched with the length of the cable hole and galvanized steel plates (2) welded at two ends of the galvanized steel channel (1), and the galvanized steel plates (2) are fixed on the inner wall of the cable hole through expansion bolts (4).
4. The mounting and fixing structure of the vertical cable tray in the cable hole as claimed in claim 1, wherein: the upper end of the straight-through bridge (6) is fixedly connected with the fixing mechanism through galvanized angle steel (3).
CN202022908254.7U 2020-12-07 2020-12-07 Installation fixing structure of vertical cable bridge in cable hole Active CN214124678U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022908254.7U CN214124678U (en) 2020-12-07 2020-12-07 Installation fixing structure of vertical cable bridge in cable hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022908254.7U CN214124678U (en) 2020-12-07 2020-12-07 Installation fixing structure of vertical cable bridge in cable hole

Publications (1)

Publication Number Publication Date
CN214124678U true CN214124678U (en) 2021-09-03

Family

ID=77510767

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022908254.7U Active CN214124678U (en) 2020-12-07 2020-12-07 Installation fixing structure of vertical cable bridge in cable hole

Country Status (1)

Country Link
CN (1) CN214124678U (en)

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