CN220368448U - Cable support suitable for circular multi-cabin cable tunnel - Google Patents

Abstract

The application provides a cable support suitable for circular many cabins cable tunnel, including a plurality of mounting brackets and set up the bracket component on a plurality of mounting brackets, it is a plurality of the mounting bracket is all fixed in cable tunnel's inner wall, all is equipped with a plurality of in every cabin the mounting bracket, the mounting bracket includes outer end mounting, inner mounting and unsettled fixed stand. Through set firmly outer end mounting at the inner wall of cable tunnel, set firmly inner end mounting at the outer wall of intermediate wall, unsettled fixed column's both ends are connected with outer end mounting and inner end mounting respectively to make unsettled fixed column vertically set up in cable tunnel, set up bracket component on unsettled fixed column, bracket component bearing cable, cable joint and subassembly such as wire casing, this cable leg joint is convenient, does benefit to the installation and uses, and stable in structure, intensity is high, avoids the support to drop the damage cable.

Description

Cable support suitable for circular multi-cabin cable tunnel

Technical Field

The application belongs to the technical field of cable brackets, and particularly relates to a cable bracket applicable to a round multi-cabin cable tunnel.

Background

With the acceleration of urban construction and the continuous improvement of life quality requirements of people, the use limit of overhead transmission lines is increased, more cables are laid on a newly built transmission channel, and a large number of overhead transmission lines are transformed underground in urban areas to propel urban construction, so that the newly built cable channel is laid.

According to 5.1.1.1 of eighteen major anti-accident measures of the electric network of the national electric network Limited company: the cable power supply incoming lines with the voltage class of 220kV and above are not laid in the same calandria or cable trench in principle so as to prevent the requirement of complete stop of the transformer substation caused by faults, and the cable power supply incoming lines from the same transformer substation can be ensured to independently and safely run by being arranged in a separated mode.

The multi-cabin cable tunnel is characterized in that an intermediate wall is arranged in the cable tunnel, the cable tunnel is divided into a plurality of cabins, and the requirement of high-voltage cable cabin arrangement is met. Because the multi-cabin cable tunnel structure is complex, the shape of the inner wall of the cabin is irregular, and the existing cable support is difficult to be quickly and stably fixed in the cabin.

Disclosure of Invention

The embodiment of the application provides a cable support suitable for circular many cabins cable tunnel, through outer end mounting and cable tunnel lateral wall built-in fitting fixed connection, inner mounting and intermediate wall built-in fitting fixed connection, unsettled fixed stand is connected with outer end mounting and inner mounting, and this cable support connection is convenient, stable in structure, and intensity is high, has solved the current cable support and has been difficult to the problem of being fixed in the cabin of quick stable.

The embodiment of the application provides a cable support suitable for circular multi-cabin cable tunnel, the cable support is arranged in the cable tunnel, be equipped with a plurality of intermediate walls in the cable tunnel, a plurality of the intermediate walls will the cable tunnel separates into a plurality of cabins, the cable support includes a plurality of mounting brackets and sets up the support subassembly on a plurality of mounting brackets, and is a plurality of the mounting brackets all are fixed in the inner wall of cable tunnel, all are equipped with a plurality of in every cabin the mounting bracket, the mounting bracket includes outer end mounting, inner end mounting and unsettled fixed column;

the outer end fixing piece is fixedly connected with the embedded part on the side wall of the cable tunnel, the outer wall of the outer end fixing piece is attached to the inner wall of the cable tunnel, the inner end fixing piece is fixedly arranged on the middle wall, the inner end fixing piece is opposite to the outer end fixing piece in position, the suspended fixing upright post is vertically arranged in the cable tunnel, and two ends of the suspended fixing upright post are respectively connected with the outer end fixing piece and the inner end fixing piece;

the bracket component is arranged on the suspended fixed upright post.

In one possible implementation, the suspended fixed upright post comprises a column body and a plurality of connecting sheets connected with the column body;

the cylinder is vertically arranged in the cable tunnel, a slot is arranged on the side, facing the center of the cable tunnel, of the cylinder, the slot vertically extends, the end part of the slot penetrates through the cylinder, a plurality of fixing holes are formed in the cylinder, the fixing holes are vertically and equidistantly distributed on the cylinder, and the fixing holes extend along the axial direction of the cable tunnel and penetrate through the slot;

one end of each connecting piece is connected with the cylinder, and the other end is connected with the outer end fixing piece.

In one possible implementation, the inner end mount comprises a socket portion and a connection portion;

the plug-in part is plugged with the slot, a first connecting hole is formed in the plug-in part, a second connecting hole is formed in the column body, and bolts sequentially penetrate through the first connecting hole and the second connecting hole, so that the plug-in part and the suspended fixed upright post are fixed into a whole, one side of the connecting part is connected with the plug-in part, and the other side of the connecting part is connected with the outer wall of the intermediate wall.

In one possible implementation, the mounting frame further comprises a post support;

one end of the upright post supporting piece is connected with the outer end fixing piece, and the other end of the upright post supporting piece is connected with the side wall of the suspended fixed upright post.

In one possible implementation, the bracket assembly includes a plurality of cable brackets disposed on the suspended stationary upright;

the cable support includes cable supporting part and set up in two cable connecting parts at cable supporting part width direction both ends, two cable connecting part's one end all with cable supporting part is connected, and the other end is all followed same perpendicular to cable supporting part's direction extends, two cable connecting part's orientation unsettled fixed column end all is equipped with vertical joint face, two vertical joint face all with the inner wall of slot is laminated mutually, two all be equipped with on the cable connecting part a plurality of with the cable frame through-hole that the fixed orifices corresponds, a plurality of bolts run through in proper order the fixed orifices with the cable frame through-hole, so that cable support level is fixed.

In one possible implementation, the bracket assembly further includes a plurality of wire slot brackets, the plurality of wire slot brackets being disposed on the suspended stationary upright;

the wire casing support include the frid and set up in two connecting plates of frid width direction both sides, the frid has the bearing face, be equipped with a plurality of mounting holes on the bearing face, a plurality of the mounting hole is followed the length direction of frid is arranged, two the connecting plate all perpendicular to the frid, two the orientation of connecting plate unsettled fixed column end all is equipped with vertical connection face, two vertical connection face all with the inner wall of slot laminating mutually, two all be equipped with a plurality of wire casing frame through-holes on the connecting plate, a plurality of wire casing frame through-hole is corresponding with a plurality of the fixed orifices, a plurality of bolts run through in proper order the fixed orifices with wire casing frame through-hole, so that wire casing support horizontal fixation.

In a possible implementation manner, the bracket assembly further comprises a plurality of cable joint brackets, and the cable joint brackets are arranged on the suspended fixed upright post;

the cable joint support comprises a horizontal part and two vertical parts arranged at two ends of the width direction of the horizontal part, one end of each vertical part is connected with the horizontal part, the other end of each vertical part extends in the same direction, the two vertical parts face to the suspended fixing upright post end, vertical connecting surfaces are respectively arranged on the suspended fixing upright post end and are respectively attached to the inner wall of the slot, a plurality of connector frame through holes are respectively correspondingly arranged on the vertical parts, the connector frame through holes correspond to the fixing holes, and a plurality of bolts sequentially penetrate through the fixing holes and the connector frame through holes to enable the cable joint support to be horizontally fixed.

In a possible implementation manner, the horizontal portion is provided with a plurality of upper openings, the upper openings are uniformly distributed along the length direction of the horizontal portion, and the hole spacing between the adjacent upper openings is 50mm.

The embodiment of the application provides a cable support suitable for circular many cabins cable tunnel sets firmly the outer end mounting through the inner wall at cable tunnel, set firmly the inner mounting at the outer wall of intermediate wall, unsettled fixed column's both ends respectively with outer end mounting and inner mounting are connected, thereby make unsettled fixed column vertical setting in cable tunnel, set up bracket component on unsettled fixed column, bracket component bearing cable, cable joint and subassembly such as wire casing, this cable support connection is convenient, do benefit to the installation and use, and stable in structure, intensity is high, avoid the support to drop the damage cable, it is difficult to quick stable be fixed in the problem in cabin to have solved current cable support.

Drawings

Fig. 1 is a schematic structural view of a cable support suitable for a circular multi-cabin cable tunnel provided in the present application;

FIG. 2 is a schematic view of the structure of the suspended stationary mast of FIG. 1;

FIG. 3 is a schematic view of the inner end fitting of FIG. 1;

FIG. 4 is a schematic view of the cable support of FIG. 1;

FIG. 5 is a schematic view of the wire slot mount of FIG. 1;

fig. 6 is a schematic view of the cable connector bracket of fig. 1.

Reference numerals illustrate:

100-mounting rack; 200-a bracket assembly;

110-an outer end mount; 120-inner end fixture; 130-suspending the fixed upright post; 140-column supports; 210-a cable support; 220-slot brackets; 230-cable joint bracket;

121-a plug-in part; 122-connection; 131-column; 132-slots; 133-fixing holes; 134-connecting pieces; 211-a cable support; 212-a cable connection; 213-cable rack through holes; 221-groove plate; 222-connecting plates; 223-slot frame through holes; 231-horizontal section; 232-vertical; 233-connector holder through hole.

Detailed Description

In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application 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, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

The existing cable bracket is difficult to be quickly and stably fixed in a cabin of a multi-cabin cable tunnel, so that the cable bracket is inconvenient to install and use and is easy to drop and damage a cable. The cable support that this application provided, through outer end mounting 110 and cable tunnel lateral wall built-in fitting fixed connection, inner mounting 120 and intermediate wall built-in fitting fixed connection, unsettled fixed column 130 is connected with outer end mounting 110 and inner mounting 120, and this cable support connection is convenient, does benefit to the installation and uses to, stable in structure, intensity is high, avoids the support to drop the damage cable.

The specific structure of the cable support suitable for the circular multi-cabin cable tunnel provided by the application is described in detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the embodiment of the application provides a cable support suitable for a circular multi-cabin cable tunnel, the cable support is arranged in the cable tunnel, a plurality of intermediate walls are arranged in the cable tunnel, the cable tunnel is divided into a plurality of cabins by the plurality of intermediate walls, the cable support comprises a plurality of mounting frames 100 and a support assembly 200 arranged on the plurality of mounting frames 100, the plurality of mounting frames 100 are all fixed on the inner wall of the cable tunnel, a plurality of mounting frames 100 are arranged in each cabin, when the gradient of the tunnel is within 5%, the mounting frames 100 are vertically installed, when the gradient is greater than 5%, the mounting frames 100 are installed in the vertical tunnel, the support cannot be inclined forwards and backwards or leftwards and rightwards, the mounting frames 100 can be made of stainless steel, the stainless steel is made of 06Cr19Ni10, the carbon steel is Q235, and the mounting frames 100 comprise an outer end fixing piece 110, an inner end fixing piece 120 and a suspension fixing upright 130;

the outer end fixing member 110 comprises an arc-shaped plate and a connecting plate, the arc-shaped plate is fixedly connected with the embedded part of the side wall of the cable tunnel and is attached to the inner wall of the cable tunnel, when the embedded part is not available on the side wall, bolts are needed to be embedded on the side wall by adopting a chemical reinforcement embedding method, and the bracket is fixed on the side wall through the bolts. Before the bar planting, the side wall steel bars are positioned together to avoid damaging the steel bars, the connecting plate is fixedly connected with the arc-shaped plate and is vertical to the plane where the arc-shaped plate is positioned, a plurality of connecting holes are formed in the connecting plate, the inner end fixing piece 120 is fixedly arranged on the middle partition wall, the positions of the inner end fixing piece 120 and the outer end fixing piece 110 are vertically opposite, the suspended fixing upright 130 is vertically arranged in the cable tunnel, two ends of the suspended fixing upright 130 are respectively connected with the outer end fixing piece 110 and the inner end fixing piece 120, and the bracket assembly 200 is arranged on the suspended fixing upright 130.

The embodiment of the application provides a cable support suitable for circular many cabins cable tunnel, through set firmly outer end mounting 110 at cable tunnel's inner wall, set firmly inner mounting 120 at the outer wall of intermediate wall, unsettled fixed column 130's both ends respectively with outer end mounting 110 and inner mounting 120 are connected, thereby make unsettled fixed column 130 vertically set up in cable tunnel, set up bracket assembly 200 on unsettled fixed column 130, bracket assembly 200 bearing cable, cable joint and wire casing etc. subassembly, this cable support is connected with cable tunnel lateral wall built-in fitting and intermediate wall built-in fitting, it is convenient to connect, and stable in structure, intensity is high, the problem that current cable support is difficult to be fixed in the cabin fast stable has been solved.

Referring to FIG. 1, in some embodiments, the mounting bracket 100 further includes a post support 140;

the upright support 140 may be a slot plate structure, the side wall of the upright support 140 is provided with a connecting hole, the upright support 140 and the outer end fixing member 110 are connected through a bolt, the end of the upright support 140 is also provided with a connecting hole, and the upright support 140 and the side wall of the suspended fixing upright 130 are connected through a bolt, so that the suspended fixing upright 130 is reinforced, and the stability of the mounting frame 100 is improved.

Referring to fig. 1 and 2, in some embodiments, floating stationary post 130 includes a post 131 and a plurality of tabs 134 connected to post 131;

the column body 131 can be a square column body, the column body 131 is vertically arranged in the cable tunnel, a slot 132 is formed in the side, facing the center of the cable tunnel, of the column body 131, the slot 132 vertically extends, the end portion penetrates through the column body 131, a plurality of fixing holes 133 are formed in the column body 131, the fixing holes 133 are vertically and equidistantly distributed on the column body 131, and the fixing holes 133 extend along the axial direction of the cable tunnel and penetrate through the slot 132;

one end of each connecting piece 134 is connected with the column 131, the other end is connected with the outer end fixing piece 110, connecting holes are formed in the connecting pieces 134, and bolts penetrate through the connecting holes of the connecting pieces 134 and the connecting holes of the outer end fixing pieces 110, so that the outer end fixing pieces 110 and the suspended fixing columns 130 are connected into a whole.

Referring to fig. 1 and 3, in some embodiments, the inner end mount 120 includes a socket 121 and a connection 122;

the plugging portion 121 may be a slot plate matched with the slot 132, the plugging portion 121 is plugged with the slot 132, the plugging portion 121 is provided with a first connecting hole, the column 131 is provided with a second connecting hole, and the bolt sequentially penetrates through the first connecting hole and the second connecting hole, so that the plugging portion 121 and the suspended fixing upright 130 are fixed into a whole;

the connecting part 122 is a plate body, a plurality of connecting holes are formed in the connecting part 122, one side of the connecting part 122 is fixedly connected with the inserting part 121, the connecting part 122 and the inserting part 121 can be of an integrated structure, the other side of the connecting part is connected with the outer wall of the intermediate wall, the connecting part 122 can be welded with an embedded part in the intermediate wall, and the connecting part can also be connected with the intermediate wall through screws.

Referring to fig. 1 and 4, in some embodiments, bracket assembly 200 includes a plurality of cable brackets 210, the plurality of cable brackets 210 being disposed on floating stationary upright 130;

the cable support 210 includes cable supporting portion 211 and sets up in two cable junction portions 212 at cable supporting portion 211 width direction both ends, cable supporting portion 211 and two cable junction portions 212 can be integrated into one piece structure, the one end of two cable junction portions 212 all is connected with cable supporting portion 211, the other end all extends along same perpendicular to cable supporting portion 211's direction, two cable junction portions 212 all are equipped with vertical joint face towards unsettled fixed column 130 end, two vertical joint faces all laminate with slot 132's inner wall mutually spacing, all be equipped with a plurality of cable rack through-holes 213 corresponding with fixed orifices 133 on two cable junction portions 212, a plurality of bolts run through fixed orifices 133 and cable rack through-holes 213 in proper order, so that cable support 210 horizontal fixation.

Referring to fig. 1 and 5, in some embodiments, the bracket assembly 200 further includes a plurality of wire slot brackets 220, the plurality of wire slot brackets 220 being disposed on the suspended stationary upright 130;

the slot bracket 220 comprises a slot plate 221 and two connecting plates 222 arranged on two sides of the width direction of the slot plate 221, the slot surface of the slot plate 221 faces downwards, the upper surface of the slot plate 221 is a bearing surface, a plurality of mounting holes 224 are formed in the bearing surface, the mounting holes 224 are distributed along the length direction of the slot plate 221, so that a cable routing slot is conveniently fixed, the two connecting plates 222 are perpendicular to the slot plate 221, vertical connecting surfaces are arranged at the ends of the two connecting plates 222, facing the suspended fixing upright post 130, of the two connecting plates 222 are attached to the inner wall of the slot 132, a plurality of slot bracket through holes 223 are formed in the two connecting plates 222, the slot bracket through holes 223 correspond to the fixing holes 133, and a plurality of bolts sequentially penetrate through the fixing holes 133 and the opposite slot bracket through holes 223, so that the slot bracket 220 is horizontally fixed.

Referring to fig. 1 and 6, in some embodiments, bracket assembly 200 further includes a plurality of cable splice brackets 230, wherein a plurality of cable splice brackets 230 are disposed on floating stationary upright 130;

the cable joint support 230 includes horizontal part 231 and sets up in two vertical parts 232 at horizontal part 231 width direction both ends, horizontal part 231 and two vertical parts 232 can be integrated into one piece structure, the one end and the horizontal part 231 of two vertical parts 232 are connected, the other end all syntropy extends, the unsettled fixed column 130 end of orientation of two vertical parts 232 all is equipped with vertical joint face, two vertical joint face all laminate with slot 132's inner wall mutually, all correspond on two vertical parts 232 and be equipped with a plurality of connector frame through-holes 233, a plurality of connector frame through-holes 233 correspond with a plurality of fixed orifices 133, a plurality of bolts run through fixed orifices 133 and correspond connector frame through-holes 233 in proper order, so that cable joint support 230 horizontal fixation.

The horizontal part 231 is provided with a plurality of upper open holes 234, the plurality of upper open holes 234 are uniformly distributed along the length direction of the horizontal part 231, the hole spacing between the adjacent upper open holes 234 is 50mm, and the connection of external cable joints is facilitated by the design of the upper open holes 234.

By above-mentioned technical characteristics record, the cable support suitable for circular multi-cabin cable tunnel that this application provided is the theory of operation in the practical application scene:

referring to fig. 1, in the installation schematic diagram shown in fig. 1, the cable tunnel is a circular tunnel with a diameter of 5.4m, an intermediate wall is arranged in the middle of the circular tunnel, the intermediate wall divides the tunnel into an upper cabin and a lower cabin, mounting frames 100 are respectively arranged on the left side and the right side of the upper cabin and the left side and the right side of the lower cabin, an outer end fixing piece 110 is fixedly connected with a cable tunnel side wall embedded part, an inner end fixing piece 120 is fixedly connected with the intermediate wall embedded part, a suspension fixing upright post 130 is connected with the outer end fixing piece 110 and the inner end fixing piece 120, a plurality of cable brackets 210, a plurality of wire slot brackets 220 and a plurality of cable joint brackets 230 are arranged on the middle sides of the four suspension fixing upright posts 130 towards the cable tunnel, and the cable brackets 210, the wire slot brackets 220 and the cable joint brackets 230 are respectively used for supporting cables, cable slots and cable joints.

The application provides a cable support suitable for circular many cabins cable tunnel, through outer end mounting 110 and cable tunnel lateral wall built-in fitting fixed connection, inner mounting 120 and intermediate wall built-in fitting fixed connection, unsettled fixed column 130 is connected with outer end mounting 110 and inner mounting 120, and this cable support connection is convenient, stable in structure, and intensity is high, has solved the problem that current cable support is difficult to quick stable in being fixed in the cabin.

It is to be understood that, based on the several embodiments provided in the present application, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, where none of the embodiments exceed the protection scope of the present application.

The foregoing detailed description of the embodiments of the present application has further described the objects, technical solutions and advantageous effects thereof, and it should be understood that the foregoing is merely a specific implementation of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, and any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the embodiments of the present application should be included in the scope of the embodiments of the present application.

Claims (8)

1. The utility model provides a cable support suitable for circular many cabins cable tunnel, cable support sets up in the cable tunnel, be equipped with a plurality of intermediate wall in the cable tunnel, a plurality of the intermediate wall will cable tunnel separates into a plurality of cabins, its characterized in that: the cable support includes a plurality of mounting brackets (100) and sets up support subassembly (200) on a plurality of mounting brackets (100), all is equipped with a plurality of in every cabin mounting bracket (100), mounting bracket (100) include:

the outer end fixing piece (110), the outer end fixing piece (110) is fixedly connected with the embedded part on the side wall of the cable tunnel, and the outer wall of the outer end fixing piece (110) is attached to the inner wall of the cable tunnel;

the inner end fixing piece (120), the inner end fixing piece (120) is fixedly arranged on the middle wall, and the inner end fixing piece (120) is opposite to the outer end fixing piece (110);

the suspended fixing upright post (130), the suspended fixing upright post (130) is vertically arranged in the cable tunnel, and two ends of the suspended fixing upright post (130) are respectively connected with the outer end fixing piece (110) and the inner end fixing piece (120);

the bracket assembly (200) is arranged on the suspended fixed upright post (130).

2. The cable support for a round multi-compartment cable tunnel of claim 1, wherein:

the suspended fixed upright post (130) comprises a column body (131) and a plurality of connecting pieces (134) connected with the column body (131);

the cylinder (131) is vertically arranged in the cable tunnel, a slot (132) is formed in the side, facing the center of the cable tunnel, of the cylinder (131), the slot (132) vertically extends, the end portion of the slot penetrates through the cylinder (131), a plurality of fixing holes (133) are formed in the cylinder (131), the fixing holes (133) are vertically and equidistantly distributed on the cylinder (131), and the fixing holes (133) extend along the axial direction of the cable tunnel and penetrate through the slot (132);

one end of each connecting piece (134) is connected with the cylinder (131), and the other end is connected with the outer end fixing piece (110).

3. The cable support adapted for use in a circular multi-compartment cable tunnel according to claim 2, wherein:

the inner end mount (120) includes:

the plug-in part (121), the plug-in part (121) is plugged with the slot (132), a first connecting hole is formed in the plug-in part (121), a second connecting hole is formed in the column (131), and bolts sequentially penetrate through the first connecting hole and the second connecting hole so that the plug-in part (121) and the suspended fixed column (130) are fixed into a whole;

and one side of the connecting part (122) is connected with the plug-in part (121), and the other side of the connecting part (122) is connected with the outer wall of the intermediate wall.

4. The cable support for a round multi-compartment cable tunnel of claim 1, wherein:

the mounting frame (100) further comprises a post support (140);

one end of the upright post supporting piece (140) is connected with the outer end fixing piece (110), and the other end of the upright post supporting piece is connected with the side wall of the suspended fixed upright post (130).

5. The cable support adapted for use in a circular multi-compartment cable tunnel according to claim 2, wherein:

the bracket assembly (200) comprises a plurality of cable brackets (210), and the cable brackets (210) are arranged on the suspended fixed upright post (130);

the cable support (210) comprises a cable supporting part (211) and two cable connecting parts (212) arranged at two ends of the cable supporting part (211) in the width direction, one ends of the two cable connecting parts (212) are connected with the cable supporting part (211), the other ends of the two cable connecting parts (212) are respectively extended along the direction of the same vertical to the cable supporting part (211), vertical connecting surfaces are respectively arranged at the ends of the suspended fixing upright posts (130), the vertical connecting surfaces are respectively attached to the inner walls of the slots (132), a plurality of cable support through holes (213) corresponding to the fixing holes (133) are respectively arranged on the two cable connecting parts (212), and a plurality of bolts sequentially penetrate through the fixing holes (133) and the cable support through holes (213) so that the cable support (210) is horizontally fixed.

6. The cable support adapted for use in a circular multi-compartment cable tunnel according to claim 2, wherein:

the bracket assembly (200) further comprises a plurality of wire slot brackets (220), and the wire slot brackets (220) are arranged on the suspended fixed upright post (130);

the wire casing support (220) include frid (221) and set up in two connecting plates (222) of frid (221) width direction both sides, frid (221) have the bearing face, be equipped with a plurality of mounting holes (224) on the bearing face, a plurality of mounting holes (224) are followed the length direction of frid (221) arranges, two connecting plates (222) all perpendicular to frid (221), two the orientation of connecting plates (222) unsettled fixed stand (130) end all is equipped with vertical connection face, two vertical connection face all with the inner wall laminating of slot (132) mutually, two all be equipped with a plurality of wire casing frame through-holes (223) on connecting plates (222), a plurality of wire casing frame through-holes (223) with a plurality of fixed orifices (133) are corresponding, a plurality of bolts run through in proper order fixed orifices (133) with wire casing frame through-hole (223), so that support (220) level is fixed.

7. The cable support adapted for use in a circular multi-compartment cable tunnel according to claim 2, wherein:

the bracket assembly (200) further comprises a plurality of cable joint brackets (230), and the cable joint brackets (230) are arranged on the suspended fixed upright post (130);

the cable joint support (230) comprises a horizontal part (231) and two vertical parts (232) arranged at two ends of the width direction of the horizontal part (231), one ends of the vertical parts (232) are connected with the horizontal part (231), the other ends of the vertical parts (232) extend in the same direction, vertical connecting surfaces are arranged at the ends of the suspended fixing upright posts (130), the vertical connecting surfaces are attached to the inner wall of the slot (132), a plurality of connector frame through holes (233) are correspondingly arranged on the vertical parts (232), the connector frame through holes (233) correspond to the fixing holes (133), and a plurality of bolts sequentially penetrate through the fixing holes (133) and the connector frame through holes (233) so that the cable joint support (230) is horizontally fixed.

8. The cable support for a round multi-compartment cable tunnel of claim 7, wherein:

the horizontal part (231) is provided with a plurality of upper open holes (234), the upper open holes (234) are uniformly distributed along the length direction of the horizontal part (231), and the hole spacing between the adjacent upper open holes (234) is 50mm.