CN212571994U

CN212571994U - Cable bridge support

Info

Publication number: CN212571994U
Application number: CN202021688023.3U
Authority: CN
Inventors: 马俊超
Original assignee: Beijing Shengjia Xintai Installation Co Ltd
Current assignee: Beijing Shengjia Xintai Installation Co Ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-02-19
Anticipated expiration: 2030-08-13

Abstract

The application relates to a cable bridge support, which is matched with a bridge unit for use; the device comprises connecting rods vertically arranged below a roof, supporting rods horizontally arranged between the connecting rods and a driving assembly arranged on the connecting rods and used for driving the supporting rods to slide on the connecting rods along the axial direction of the connecting rods; the bridge unit is arranged on the support rod. The bridge has the advantages of improving the correspondence between the bridge units and facilitating the installation of the bridge.

Description

Cable bridge support

Technical Field

The application relates to the field of electric appliance construction equipment, in particular to a cable bridge support.

Background

At present, in some places such as office buildings, in order to realize building automation, office automation, communication automation and the like, intelligent building weak current systems are generally required to be arranged in the buildings, the systems comprise different types of cables and wires, when the cables are arranged, in order to protect the cables and simultaneously improve the safety, the expandability and the economic practicability of wiring, cable bridges are generally used as carriers for bearing various cable laying, and when the cable bridges are installed, the cable bridges are required to be erected under roofs by using supports.

In the related art, the bracket for supporting the cable includes two connecting rods vertically disposed under the roof and fixedly connected with the roof, and a supporting rod horizontally disposed at one end of the connecting rod away from the roof and fixedly connected with the connecting rods; the cable bridge is erected on the support rods on the plurality of supports.

With respect to the related art among the above, the inventors consider that the following technical drawbacks exist: when the connecting rod and the supporting rod are installed, sometimes workers can weld the supporting rod on the connecting rod directly in order to install the supporting rod, and then the support is integrally fixed on a roof and the bridge is installed; however, when the bridge is actually installed, the bridge is usually formed by splicing a plurality of bridge units; a flange is arranged at the end part of the bridge unit; the bridge unit is fixed with the bridge unit through bolts; in the correlation technique, the manual work is welding connecting rod and bracing piece or when fixing the support, there is certain difference in height between the bracing piece on can leading to between a plurality of supports after the support mounting to accomplish because of reasons such as operating error unavoidably, therefore when setting up the crane span structure, there is certain error in the correspondence of crane span structure unit and crane span structure unit tip, use the bolt when fixing between the crane span structure unit this moment, not only fixed unchangeable, after the fixed completion, can have certain stress between crane span structure unit and the crane span structure unit, may lead to the damage of crane span structure when using for a long time.

SUMMERY OF THE UTILITY MODEL

In order to improve the correspondence between the crane span structure unit to make things convenient for the installation of crane span structure, this application provides a cable crane span structure support.

The application provides a cable testing bridge support adopts following technical scheme:

a cable bridge support is used in cooperation with a bridge unit; the device comprises connecting rods vertically arranged below a roof, supporting rods horizontally arranged between the connecting rods and a driving assembly arranged on the connecting rods and used for driving the supporting rods to slide on the connecting rods along the axial direction of the connecting rods; the bridge unit is arranged on the support rod.

By adopting the technical scheme, when the bridge unit is actually installed, the bracket is fixed and then the bridge unit is lapped on the supporting rod; in order to improve the correspondence of the bridge unit, the heights of the support rods need to be adjusted, and the support rods are driven to slide up and down along the axial direction of the connecting rods through the driving assembly, so that the support rods on the plurality of supports are at the same height, and the correspondence of the ends of the bridge unit is improved; the driving assembly is arranged between the connecting rod and the supporting rods, the positions of the supporting rods are adjusted, the supporting rods on the plurality of supports are located at the same height, the correspondence between the bridge frame units is improved, and therefore the bridge frame is convenient to install.

Preferably, a threaded part is coaxially arranged at one end of the connecting rod, which is far away from the roof; mounting blocks are fixedly connected to two ends of the supporting rod, and mounting holes are formed in the mounting blocks and perpendicular to the length direction of the supporting rod; the mounting hole is sleeved on the threaded part; the driving assembly comprises a screwing nut which is in threaded connection with the threaded part and used for pushing the supporting rod to slide up and down on the threaded part.

Through adopting above-mentioned technical scheme, when highly adjusting the bracing piece, use tools such as spanner to twist simultaneously and twist the nut of twisting on two connecting rods, slide from top to bottom on screw portion with the nut of twisting of screw portion spiro union to promote the bracing piece and slide from top to bottom on screw portion, the convenience is adjusted the height of bracing piece.

Preferably, the driving assembly further comprises a sleeve which is arranged in the mounting hole in a penetrating manner and is in running fit with the mounting hole; the inner wall of the sleeve is provided with threads, and the sleeve is sleeved on the threaded part and is in threaded connection with the threaded part; the screwing nuts are coaxially arranged at the two ends of the sleeve and fixedly connected with the sleeve.

Through adopting above-mentioned technical scheme, use tools such as spanner to twist simultaneously and move drive assembly twist the nut soon on two connecting rods, the sleeve rotates in the mounting hole of installation piece, slides from top to bottom along the axis direction of connecting rod on screw portion with the sleeve of screw portion spiro union, thereby twist the nut and slide from top to bottom thereupon and promote the bracing piece and slide from top to bottom, through setting up the sleeve, avoid the thread of screw portion and mounting hole direct contact, improve the smoothness nature that the installation piece removed when reducing the mutual wearing and tearing of thread and mounting hole.

Preferably, clamping plates for limiting the position of the bridge unit are arranged on the supporting rods and positioned on two sides of the bridge unit.

By adopting the technical scheme, the clamping plates can keep the bridge unit stable on the supporting rods along the length direction of the supporting rods, so that the stability of the bridge unit on the supporting rods is improved.

Preferably, the clamping plate comprises a vertical plate attached to the side face of the bridge unit and a transverse plate attached to the side face of the supporting rod provided with the positioning groove; and a limiting part used for limiting the positions of the transverse plate and the supporting rod is arranged between the transverse plate and the supporting rod.

By adopting the technical scheme, when the bridge unit is installed, after the height adjustment of the supporting rods is completed, the bridge unit is moved leftwards and rightwards to enable the end parts of the bridge unit to be aligned and then fixed by using bolts, after the fixation is completed, two sides of the bridge unit are fixed, the vertical plate of the clamping plate is attached to the side surface of the bridge unit, the transverse plate is attached to the supporting rods, and then the positions of the transverse plate and the supporting rods are limited by using the limiting parts, so that the fixation of the clamping plate on the supporting rods is completed; through setting up the locating part, when improving crane span structure unit installation stability, conveniently adjust crane span structure unit's position.

Preferably, a strip-shaped positioning groove is formed in one surface of the support rod, corresponding to the bridge unit, along the length direction of the support rod; a fixing hole corresponding to the positioning groove is formed in the transverse plate; a clamping groove is arranged on the inner side wall of the positioning groove; the limiting piece comprises a limiting rod, a limiting piece and a limiting nut; the limiting rod is a cylindrical rod and is arranged in the position adjusting groove and is in sliding fit with the position adjusting groove; the limiting block is arranged at one end of the limiting rod, which is positioned in the positioning groove; two ends of the limiting block are clamped in the clamping grooves; the width of the limiting block is matched with the width of the positioning groove; a threaded rod is arranged at one end of the positioning rod, which is far away from the limiting block; the threaded rod penetrates through the fixing hole of the transverse plate; the limiting nut is screwed on the threaded rod and abuts against the side, deviating from the supporting rod, of the transverse plate.

By adopting the technical scheme, when the clamping plates are installed, firstly, the limiting blocks on the limiting parts are inserted into the positioning grooves, then the limiting rods are rotated, the two ends of the limiting blocks are clamped in the clamping grooves, then the threaded rods penetrate through the fixing holes in the transverse plates, the limiting nuts are screwed up, the clamping plates on the two sides of the bridge unit are pushed towards the bridge unit, the vertical plates are abutted against the side faces of the bridge unit, and the limiting nuts are screwed up after the bridge unit is clamped by the clamping plates; the clamping plate can be conveniently adjusted and fixed.

Preferably, a rubber pad is fixedly connected to one surface of the vertical plate facing the bridge unit.

By adopting the technical scheme, when the clamping plate is installed, the rubber pads arranged on the vertical plate are attached to and tightly abutted against the two side faces of the bridge unit; the rubber pad is slightly deformed, so that the rubber pad is always elastically abutted against the bridge unit, and the clamping performance of the vertical plate to the bridge unit is improved.

Preferably, a pressing plate matched with the supporting rod to clamp the bridge unit is arranged on one surface of the bridge unit, which is far away from the supporting rod.

By adopting the technical scheme, the position of the bridge can be further limited, and the stability of the installation of the bridge unit on the supporting rod is improved.

Preferably, a fixing block is arranged at one end of the vertical plate, which is far away from the transverse plate, and a first screw hole is formed in the fixing block; a second threaded hole is formed in the position, corresponding to the first threaded hole, of the two ends of the pressing plate; fixing bolts for fixing the pressing plate and the fixing block are screwed in the first screw hole and the second screw hole; the surface of the pressing plate is tightly propped against one surface of the bridge unit, which is far away from the supporting rod.

Through adopting above-mentioned technical scheme, correspond second screw on the clamp plate with first screw on the fixed block, screw up fixing bolt and make clamp plate and the one side laminating that the crane span structure unit deviates from the bracing piece support tightly, make things convenient for the fixed of clamp plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving assembly is arranged between the connecting rod and the supporting rod, so that the position of the supporting rod is convenient to adjust, the correspondence between the bridge frame units is improved, and the bridge frame is convenient to mount;

2. the stability of the installation of the bridge unit on the supporting rod is improved by arranging the clamping plates;

3. through setting up the clamp plate, further improve the stability of crane span structure unit installation on the bracing piece.

Drawings

FIG. 1 is a schematic view of a cable tray support;

FIG. 2 is a cross-sectional view of the driving member;

fig. 3 is an exploded view of the stopper structure.

Description of reference numerals: 1. a connecting rod; 10. a threaded portion; 2. a support bar; 20. mounting blocks; 21. mounting holes; 22. a positioning groove; 23. a clamping groove; 3. a drive assembly; 30. a sleeve; 31. screwing the nut; 4. a splint; 40. a vertical plate; 41. a transverse plate; 410. a fixing hole; 5. a limiting member; 50. a limiting rod; 500. a threaded rod; 51. a limiting block; 52. a limit nut; 53. a rubber pad; 6. pressing a plate; 60. a second screw hole; 7. a fixed block; 70. a first screw hole; 8. fixing the bolt; 9. a bridge unit.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a cable bridge support. Referring to fig. 1 and 2, the cable bridge support comprises two connecting rods 1 vertically arranged below a roof, a supporting rod 2 horizontally arranged between the two connecting rods 1 and a driving assembly 3 arranged on the connecting rod 1 and used for driving the supporting rod 2 to slide on the connecting rod 1 along the axial direction of the connecting rod 1; one end of the connecting rod 1 facing the roof is fixedly connected with the roof; one end of the connecting rod 1, which is far away from the roof, is coaxially provided with a thread part 10; the thread part 10 and the connecting rod 1 are integrally cast and molded; mounting blocks 20 are fixedly connected to two ends of the support rod 2, and mounting holes 21 are formed in the mounting blocks 20 and perpendicular to the length direction of the support rod 2; the mounting hole 21 is a through hole; the driving component 3 comprises a sleeve 30 which is arranged in the mounting hole 21 in a penetrating way and is in running fit with the mounting hole 21, and screwing nuts 31 which are coaxially arranged at two ends of the sleeve 30 and are used for limiting the position of the sleeve 30 in the mounting hole 21; the inner wall of the sleeve 30 is provided with threads, and the sleeve 30 is sleeved on the threaded part 10 and is in threaded connection with the threaded part 10; the screwing nut 31 is screwed with the thread part 10 and is fixedly connected with the sleeve 30, and a welding mode can be adopted; the bridge unit 9 is lapped on the support rod 2; in order to increase the stability of the bridge unit 9 on the support rods 2, clamping plates 4 for limiting the position of the bridge unit 9 are arranged on both sides of the bridge unit 9.

In order to facilitate the adjustment of the position of the bridge unit 9 along the length direction of the support rod 2, referring to fig. 1 and 3, a strip-shaped positioning groove 22 is formed on one surface of the support rod 2 corresponding to the bridge unit 9 along the length direction of the support rod 2; a clamping groove 23 is arranged on the inner side wall of the positioning groove 22; the clamping plate 4 comprises a vertical plate 40 attached to the side surface of the bridge unit 9 and a transverse plate 41 attached to one side of the support rod 2 provided with the positioning groove 22; the vertical plate 40 and the transverse plate 41 are integrally cast and formed; a fixing hole 410 corresponding to the positioning groove 22 is formed on the vertical plate surface of the horizontal plate 41; a limiting piece 5 for limiting the position of the clamping plate 4 is arranged between the support rod 2 and the transverse plate 41; the limiting piece 5 comprises a limiting rod 50, a limiting piece 51 and a limiting nut 52; the limiting rod 50 is a cylindrical rod, and the limiting rod 50 is arranged in the position adjusting groove and is in sliding fit with the position adjusting groove 22; the limiting block 51 is arranged at one end of the limiting rod 50 in the positioning groove 22; two ends of the limiting block 51 are clamped in the clamping grooves 23; the width of the limiting block 51 is matched with that of the positioning groove 22; a threaded rod 500 is coaxially arranged at one end of the positioning rod, which is far away from the limiting block 51; the threaded rod 500 is arranged in the fixing hole 410 of the transverse plate 41 in a penetrating way; the limit nut 52 is screwed on the threaded rod 500 and tightly abuts against one surface of the transverse plate 41 departing from the support rod 2.

Referring to fig. 3, a rubber pad 53 is secured to the riser 40 on the side facing the bridge unit 9 to improve the grip of the cleat 4 on the bridge unit 9.

In order to further improve the stability of the bridge unit 9, referring to fig. 3, a pressing plate 6 which is matched with the supporting rod 2 to clamp the bridge unit 9 is arranged on one surface of the bridge unit 9, which is far away from the supporting rod 2; a fixing block 7 is arranged at one end of the vertical plate 40, which is far away from the transverse plate 41, and a first screw hole 70 is formed in the fixing block 7; a second threaded hole is formed at the position corresponding to the first threaded hole 70 at the two ends of the pressure plate 6; the first screw hole 70 and the second screw hole 60 are screwed with a fixing bolt 8 for fixing the pressure plate 6 and the fixing block 7; the surface of the pressing plate 6 is tightly propped against the surface of the bridge unit 9 departing from the supporting rod 2.

The implementation principle of the cable bridge support in the embodiment of the application is as follows: when the bridge unit 9 is actually installed, the bridge unit 9 is lapped on the support rod 2 after the support is fixed; in order to improve the correspondence of the bridge unit 9, firstly, the heights of the support rods 2 are adjusted to enable the support rods 2 on the plurality of supports to be at the same height, when the support rods 2 are adjusted, a tool such as a wrench is used for simultaneously screwing the screwing nuts 31 of the driving assemblies 3 on the two connecting rods 1, the sleeve 30 rotates in the mounting hole 21 of the mounting block 20, the sleeve 30 screwed with the threaded part 10 slides up and down on the threaded part 10 along the axial direction of the connecting rod 1, and the screwing nut 31 slides up and down along with the threaded part 10 to push the support rods 2 to slide up and down, so that the correspondence of the end parts of the adjacent bridge units 9 is improved; after the height adjustment of the supporting rods 2 is completed, the bridge unit 9 is moved left and right to enable the end parts of the bridge unit 9 to be aligned and then fixed by using bolts, after the fixation is completed, two sides of the bridge unit 9 are fixed, firstly, the limiting block 51 on the limiting piece 5 is inserted into the positioning groove 22, then, the limiting rod 50 is rotated, two ends of the limiting block 51 are clamped in the clamping groove 23, then, the threaded rod 500 penetrates through the fixing hole 410 on the transverse plate 41, the limiting nut 52 is screwed up, the clamping plates 4 on two sides of the bridge unit 9 are pushed towards the bridge unit 9, and the rubber pads 53 arranged on the vertical plate 40 are attached to and abutted against two side faces; the rubber pad 53 is slightly deformed, so that the rubber pad is always elastically abutted against the bridge unit 9, and the clamping performance of the vertical plate 40 on the bridge unit 9 is improved; then, the limiting nut 52 is screwed down to fix the clamping plate 4, so that the bridge unit 9 is clamped and fixed; finally, the second screw holes 60 on the pressing plate 6 correspond to the first screw holes 70 on the fixing block 7, and the fixing bolts 8 are screwed down to enable the pressing plate 6 to be tightly attached to the surface, away from the supporting rods 2, of the bridge unit 9, so that the mounting stability of the bridge unit 9 is further improved; in conclusion, the driving assembly 3 is arranged between the connecting rod 1 and the supporting rod 2, and the positions of the supporting rods 2 are adjusted, so that the supporting rods 2 on the plurality of supports are located at the same height, the correspondence between the bridge unit 9 is improved, and the bridge is convenient to mount.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cable bridge support is used in cooperation with a bridge unit (9); the method is characterized in that: the device comprises connecting rods (1) vertically arranged below a roof, supporting rods (2) horizontally arranged between the connecting rods (1) and a driving assembly (3) arranged on the connecting rods (1) and used for driving the supporting rods (2) to slide on the connecting rods (1) along the axial direction of the connecting rods (1); the bridge unit (9) is arranged on the support rod (2).

2. A cable tray support according to claim 1, wherein: a threaded part (10) is coaxially arranged at one end of the connecting rod (1) departing from the roof; mounting blocks (20) are fixedly connected to two ends of the supporting rod (2), and mounting holes (21) are formed in the mounting blocks (20) and perpendicular to the length direction of the supporting rod (2); the mounting hole (21) is sleeved on the threaded part (10); the driving component (3) comprises a screwing nut (31) which is screwed with the threaded part (10) and is used for pushing the supporting rod (2) to slide up and down on the threaded part (10).

3. A cable tray support according to claim 2, wherein: the driving assembly (3) further comprises a sleeve (30) which is arranged in the mounting hole (21) in a penetrating mode and is in rotating fit with the mounting hole (21); the inner wall of the sleeve (30) is provided with threads, and the sleeve (30) is sleeved on the threaded part (10) and is in threaded connection with the threaded part (10); the screwing nuts (31) are coaxially arranged at two ends of the sleeve (30) and fixedly connected with the sleeve (30).

4. A cable tray support according to claim 1, wherein: clamping plates (4) used for limiting the position of the bridge unit (9) are arranged on the supporting rods (2) and located on two sides of the bridge unit (9).

5. A cable tray support according to claim 4, wherein: the clamping plate (4) comprises a vertical plate (40) attached to the side face of the bridge unit (9) and a transverse plate (41) attached to the side face of the supporting rod (2) provided with the positioning groove (22); and a limiting piece (5) used for limiting the positions of the transverse plate (41) and the support rod (2) is arranged between the transverse plate (41) and the support rod (2).

6. A cable tray support according to claim 5, wherein: a strip-shaped positioning groove (22) is formed in one surface of the support rod (2) corresponding to the bridge unit (9) along the length direction of the support rod (2); a fixing hole (410) corresponding to the positioning groove (22) is formed on the transverse plate (41); a clamping groove (23) is arranged on the inner side wall of the positioning groove (22); the limiting piece (5) comprises a limiting rod (50), a limiting piece (51) and a limiting nut (52); the limiting rod (50) is a cylindrical rod, and the limiting rod (50) is arranged in the position adjusting groove and is in sliding fit with the position adjusting groove (22); the limiting block (51) is arranged at one end of the limiting rod (50) in the positioning groove (22); two ends of the limiting block (51) are clamped in the clamping grooves (23); the width of the limiting block (51) is matched with the width of the positioning groove (22); a threaded rod (500) is arranged at one end of the positioning rod, which is far away from the limiting block (51); the threaded rod (500) is arranged in the fixing hole (410) of the transverse plate (41) in a penetrating manner; the limiting nut (52) is screwed on the threaded rod (500) and tightly propped against one surface of the transverse plate (41) departing from the supporting rod (2).

7. A cable tray support according to claim 6, wherein: a rubber pad (53) is fixedly connected to one surface of the vertical plate (40) facing the bridge unit (9).

8. A cable tray support according to claim 5, wherein: and a pressing plate (6) matched with the supporting rod (2) to clamp the bridge unit (9) is arranged on one surface of the bridge unit (9) deviating from the supporting rod (2).

9. A cable tray support according to claim 8, wherein: a fixing block (7) is arranged at one end of the vertical plate (40) departing from the transverse plate (41), and a first screw hole (70) is formed in the fixing block (7); second threaded holes are formed in the positions, corresponding to the first threaded holes (70), of the two ends of the pressing plate (6); fixing bolts (8) used for fixing the pressure plate (6) and the fixing block (7) are screwed in the first screw holes (70) and the second screw holes (60); the surface of the pressing plate (6) is tightly propped against the surface of the bridge unit (9) departing from the supporting rod (2).