CN218976307U - Cable support of subway tunnel - Google Patents

Abstract

The utility model discloses a cable support for a subway tunnel, which comprises a vertical groove frame and a plurality of supporting crossbearers, wherein the supporting crossbearers are vertically arranged and detachably connected in the vertical groove frame, the bearing surface of each supporting crossbearer is movably connected with at least one partition, each partition comprises a partition plate and a mounting strip arranged at the bottom of the partition plate, the bearing surface of each supporting crossbearer is provided with a sliding groove for the sliding connection of the corresponding mounting strip, the sliding groove extends along the length direction of the supporting crossbearer, the inner walls of the two sides in the sliding groove are respectively provided with an inner concave groove, the inner concave grooves extend along the length direction of the sliding groove, the mounting strips are provided with convex hooks which are connected in the inner concave grooves in a buckling manner, the two sides of each partition plate are respectively connected with a positioning screw in a threaded manner, and the end parts of the positioning screws screwed into the partition plates are abutted against the supporting crossbearers. The utility model has the advantages of convenient operation, convenient adjustment of the duty ratio between the bearing areas by staff according to the occupied areas of various cables and improvement of the applicability of the cable bracket.

Description

Cable support of subway tunnel

Technical Field

The utility model relates to the technical field of cable supports, in particular to a cable support for a subway tunnel.

Background

The subway is a form of railway transportation, and refers to an urban rail transit system which operates as a main underground, namely an underground railway or an underground iron for short. With the development of urban rail transit systems, subways sometimes lay part of routes on the ground due to construction environments, and power supply and communication cables are generally erected through trenches and tunnels, so that cable brackets are required. For example, the utility model of publication number CN208955627U discloses a subway cable bracket, which comprises a mounting base and a plurality of supporting arms arranged on the mounting base, wherein one end of each supporting arm is fixed on the mounting base, and the other end of each supporting arm extends outwards away from the mounting base. When the cable support is constructed and installed, cables are laid on the supporting arms, and the cables on the supporting arms are multi-layer cables.

The prior cable bracket has the advantages that the supporting arm of the prior cable bracket can be fixedly provided with the limiting component through bolts, cables of different types are respectively laid in bearing areas separated by the limiting component on the supporting arm, interference among the cables is avoided, however, the position of the limiting component is troublesome to adjust, workers are required to reinstall after the whole limiting component is removed, the operation is troublesome, and the occupied area of each cable is difficult to adjust the occupied area of each bearing area on the supporting arm, so that the bracket has poor applicability.

Disclosure of Invention

The utility model aims to solve the defects of the technology, and provides the cable support for the subway tunnel, which is convenient to operate, and convenient for staff to adjust the size of the duty ratio between bearing areas according to the occupied areas of various cables, so that the applicability of the cable support is improved.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a cable support in subway tunnel, includes erects the cell tower and a plurality of support crossbearer, a plurality of support crossbearer vertical arrangement and dismantlement connect in erect in the cell tower, the loading surface swing joint of support crossbearer has at least one barrier, the barrier include the baffle and set up in the installation strip of baffle bottom, the spout that supplies the installation strip slides and connects has been seted up to the loading surface of support crossbearer, the spout is followed the length direction of support crossbearer extends, indent strip groove has all been seted up to both sides inner wall in the spout, indent strip groove is followed the length direction of spout extends, the installation strip be provided with buckle formula connect in the evagination collude portion in the indent strip groove, equal threaded connection in barrier both sides has the locating screw, the locating screw in the tip of baffle support tightly in on the support crossbearer.

Preferably, the bearing surface of the supporting cross frame is uniformly provided with a plurality of positioning holes along the length direction of the sliding groove, and the positioning holes are used for plugging the positioning screw rods.

Preferably, a connecting block connected with the vertical groove frame is formed at one end of the supporting transverse frame, a pin shaft is inserted into the connecting block, and a mounting hole for inserting the pin shaft is formed in the vertical groove frame in a penetrating mode.

Preferably, the connecting block is close to the lateral wall of supporting the crossbearer is formed with first inclined plane, the supporting the crossbearer keep away from the one end of erectting the cell tower is formed with spacing portion, spacing portion is close to the lateral wall of supporting the crossbearer is formed with the second inclined plane, first inclined plane with the second inclined plane is relative and incline outward from inside to outside.

Preferably, the two side walls of the partition board are obliquely arranged, so that the cross section of the partition board is isosceles trapezoid.

Preferably, a supporting plate is arranged at the bottom of the supporting transverse frame, and one end, close to the connecting block, of the supporting plate is connected with the vertical groove frame.

Preferably, curved surfaces are formed on two sides of the top surface of the supporting transverse frame.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the bearing surface on the supporting transverse frame is separated into bearing areas through the partition, when a worker installs the partition, the installation bar is inserted into the chute and applies pressure downwards to enable the outer convex hook part to be clamped into the inner concave groove, the partition translates through sliding connection of the installation bar and the chute, the occupation ratio of each bearing area is adjusted according to the occupation area of each cable, after the occupation ratio of each bearing area is adjusted, the worker can screw the positioning screw into the end part of the partition to be tightly abutted against the supporting transverse frame, so that the top of the outer convex hook part is tightly abutted against the inner groove wall of the inner concave groove, and the position of the partition on the supporting transverse frame is fixed in a clamping and positioning mode, so that the worker can respectively lay the classified cable bodies in each bearing area, and the cable is convenient to operate and high in applicability.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the support cross frame;

fig. 4 is a cross-sectional view of fig. 3.

In the figure: 1. a vertical groove frame; 2. a supporting cross frame; 3. a spacer; 31. a partition plate; 32. a mounting bar; 4. a chute; 5. a concave strip groove; 6. an outer convex hook part; 7. positioning a screw; 8. positioning holes; 9. a connecting block; 10. a pin shaft; 11. a mounting hole; 12. a first inclined surface; 13. a limit part; 14. a second inclined surface; 15. a support plate; 16. a curved surface; 17. a cable body.

Detailed Description

The utility model is further described below by way of examples with reference to the accompanying drawings.

Referring to fig. 1, 2, 3 and 4, a cable support for a subway tunnel comprises a vertical slot frame 1 and a plurality of horizontal support frames 2, wherein a connecting block 9 is formed at one end of each horizontal support frame 2, a limiting part 13 is formed at the other end of each horizontal support frame 2, the connecting block 9 is detachably connected to the vertical slot frame 1 through a pin shaft 10, a plurality of mounting holes 11 for inserting the pin shaft 10 are formed in the vertical slot frame 1 in a penetrating manner, and the plurality of mounting holes 11 are uniformly distributed along the height direction of the vertical slot frame 1 so that the plurality of horizontal support frames 2 are vertically arranged in the vertical slot frame 1.

The top surface of supporting the crossbearer 2 is the loading surface for supply cable body 17 to lay, the loading surface swing joint of supporting the crossbearer 2 has the barrier 3, the barrier 3 includes baffle 31, mounting bar 32, the bottom surface and the loading surface of baffle 31 are in contact, mounting bar 32 fixed connection is in the bottom of baffle 31, the spout 4 that supplies mounting bar 32 to slide and connect is seted up to the loading surface of supporting the crossbearer 2, spout 4 extends along the length direction of supporting the crossbearer 2, indent strip groove 5 has all been seted up to the both sides inner wall in the spout 4, mounting bar 32 is provided with evagination hook 6, the staff can install the barrier 3 of corresponding quantity on supporting the crossbearer 2 as required, the loading surface uses barrier 3 to separate out a plurality of loading areas as the demarcation portion, each loading area supplies cable after the classification to lay respectively. Curved surfaces 16 are formed on two sides of the top surface of the supporting transverse frame 2, so that the cable body 17 can be prevented from being damaged by mechanical friction to a certain extent by the outer edge of the supporting transverse frame 2.

The outer convex hook part 6 is made of wear-resistant plastic, when a worker installs the partition 3, the installation strip 32 is inserted into the chute 4 and applies pressure downwards, the outer convex hook part 6 is deformed under pressure and moves downwards along the inner groove wall of the chute 4 until the outer convex hook part 6 is deformed in a restoration manner when corresponding to the position of the inner concave groove 5, the outer convex hook part 6 is clamped into the inner concave groove 5, the inner concave groove 5 extends along the length direction of the chute 4, when the installation strip 32 slides along a straight line in the chute 4, the outer convex hook part 6 translates in the inner concave groove 5 along with the installation strip 32, the position of the partition 31 on a bearing surface is adjusted, and the worker can adjust the occupation ratio of each bearing area according to the occupation area of various cables.

The two sides of the partition 3 are both in threaded connection with positioning screws 7, the end parts of the positioning screws 7 screwed into the partition 31 are abutted against the supporting transverse frame 2, a plurality of positioning holes 8 are uniformly formed in the bearing surface of the supporting transverse frame 2 along the length direction of the sliding chute 4, and the positioning holes 8 are used for plugging the positioning screws 7. After the duty ratio of each bearing area is adjusted, a worker can screw the positioning screw rod 7 tightly so that the end part of the positioning screw rod screwed into the partition plate 31 is inserted into the corresponding positioning hole 8 and abuts against the bottom surface inside the positioning hole, and the positioning hole 8 is arranged so that the partition plate 3 can shift in gear type, and the worker is driven to position the partition plate 3 in a correct position. Along with the screw-in of the positioning screw rod 7, the partition plate 31 has a trend of moving upwards, so that the top of the outer convex hook part 6 is abutted against the inner groove wall of the inner concave groove 5, and the position of the partition member 3 on the supporting transverse frame 2 is fixed in a clamping and positioning mode, so that workers can lay the classified cable bodies 17 in bearing areas respectively, the operation is more convenient, and the applicability is higher.

The connecting block 9 is formed with a first inclined surface 12 near the side wall of the supporting transverse frame 2, the limiting part 13 is formed with a second inclined surface 14 near the side wall of the supporting transverse frame 2, and the first inclined surface 12 is opposite to the second inclined surface 14 and inclines from inside to outside. The two side walls of the partition plate 31 are inclined so that the cross section of the partition plate 31 is isosceles trapezoid. The positioned partition 3 is matched with the first inclined surface 12 or the positioned partition 3 is matched with the second inclined surface 14, so that the function of blocking the cable body 17 can be achieved, and the cable is prevented from sliding out of the supporting transverse frame 2. The bottom of the support transverse frame 2 is provided with a support plate 15, and one end of the support plate 15, which is close to the connecting block 9, is connected with the vertical groove frame 1. The support plate 15 is in a ribbed plate structure to increase the strength and bearing capacity of the support cross frame 2 and improve the durability of the cable bracket.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims (7)

1. The utility model provides a cable support in subway tunnel, includes erects cell frame (1) and a plurality of support crossbearer (2), a plurality of support crossbearer (2) vertical arrangement and dismantlement connect in erects cell frame (1), characterized by: the utility model provides a bearing surface swing joint of support crossbearer (2) has at least one barrier (3), barrier (3) including baffle (31) and set up in installation strip (32) of baffle (31) bottom, the supply has been seted up to the bearing surface of support crossbearer (2) spout (4) that installation strip (32) slide and connect, spout (4) are followed the length direction of support crossbearer (2) extends, indent strip groove (5) have all been seted up to both sides inner wall in spout (4), indent strip groove (5) are followed the length direction of spout (4) extends, installation strip (32) be provided with buckle formula connect in evagination hook portion (6) in indent strip groove (5), equal threaded connection in barrier (3) both sides has locating screw (7), locating screw (7) screw in the tip of baffle (31) support tightly on support crossbearer (2).

2. The cable support of a subway tunnel according to claim 1, wherein: the bearing surface of the supporting transverse frame (2) is uniformly provided with a plurality of positioning holes (8) along the length direction of the sliding groove (4), and the positioning holes (8) are used for inserting the positioning screw rods (7).

3. The cable support of a subway tunnel according to claim 1, wherein: one end of the supporting transverse frame (2) is provided with a connecting block (9) connected with the vertical groove frame (1), the connecting block (9) is inserted with a pin shaft (10), and the vertical groove frame (1) is penetrated with a mounting hole (11) for inserting the pin shaft (10).

4. A cable support for a subway tunnel according to claim 3 wherein: the connecting block (9) is close to the lateral wall of supporting crossbearer (2) is formed with first inclined plane (12), supporting crossbearer (2) keep away from the one end of erectting tank frame (1) is formed with spacing portion (13), spacing portion (13) are close to the lateral wall of supporting crossbearer (2) is formed with second inclined plane (14), first inclined plane (12) with second inclined plane (14) are relative and incline outward from inside to outside.

5. The cable support of a subway tunnel according to claim 4, wherein: the two side walls of the partition plate (31) are obliquely arranged, so that the cross section of the partition plate (31) is isosceles trapezoid.

6. The cable support of a subway tunnel according to claim 4, wherein: the bottom of the supporting transverse frame (2) is provided with a supporting plate (15), and one end, close to the connecting block (9), of the supporting plate (15) is connected with the vertical groove frame (1).

7. The cable support of a subway tunnel according to claim 1, wherein: curved surfaces (16) are formed on two sides of the top surface of the supporting transverse frame (2).

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