CN115224644B - Multi-level cable pit support of easily assembling - Google Patents

Abstract

The invention relates to the technical field of cable trench brackets, in particular to an easy-to-assemble multi-layer cable trench bracket; including bearing unit and guide unit, bearing unit includes first curb plate, the second curb plate and installs a plurality of crossbeams between first curb plate and second curb plate, first curb plate has the spout, the second curb plate has the through groove, and with the hollow groove that runs through the groove intercommunication, guide unit includes the interior slider, the movable rod, act as go-between, connecting plate and runner, interior slider and hollow groove sliding connection, the one end and the spout sliding connection of movable rod, the one end of acting as go-between is tied up and is established including the terminal surface of slider, connecting plate and second curb plate fixed connection, the runner rotates with the connecting plate to be connected, the other end of acting as go-between is around establishing in the outside of runner. Through the structure, manual pulling threading can be avoided, in addition, cables can be guaranteed to be orderly arranged on the cross beam in the pulling process, winding cannot occur, and in addition, the ends of the cables are not easy to fall off in the pulling cable threading process.

Description

Multi-level cable pit support of easily assembling

Technical Field

The invention relates to the technical field of cable trench supports, in particular to a multilayer cable trench support easy to assemble.

Background

At present, a cable trench forms a main channel for urban power supply, wherein a bracket is needed when wires need to be placed in the cable trench, and a plurality of cables are born by the bracket.

When the support needs to be threaded with a plurality of cables in the prior art, the end heads of the small cables are often bound at the end heads of a thicker cable, and then the end heads of the thicker cable are pulled manually, so that the plurality of cables are threaded on the support.

However, in the process of threading the plurality of cables in the prior art, the cables cannot be orderly arranged on the support, and other tiny cables bound on a thicker cable are easy to fall off.

Disclosure of Invention

The invention aims to provide a multilayer cable trench support easy to assemble, and aims to solve the problems that cables cannot be orderly arranged on the support in the penetrating process of a plurality of cables and other tiny cables bound on a thicker cable are easy to fall off.

In order to achieve the above purpose, the multilayer cable trench bracket easy to assemble comprises a bearing unit and a guiding unit, wherein the bearing unit comprises a first side plate, a second side plate and a plurality of cross beams arranged between the first side plate and the second side plate, the cross beams are distributed equidistantly, the first side plate is provided with a sliding groove, the second side plate is provided with a penetrating groove and a hollow groove communicated with the penetrating groove, the guiding unit comprises an inner sliding block, a moving rod, a stay wire, a connecting plate and a rotating wheel, the inner sliding block is in sliding connection with the hollow groove, one end of the moving rod is in sliding connection with the sliding groove, the other end of the moving rod penetrates through the penetrating groove and is connected with the inner sliding block, one end of the stay wire is bound to one end face of the inner sliding block, the connecting plate is fixedly connected with the second side plate, the rotating wheel is in rotational connection with the connecting plate, and the other end of the stay wire is wound outside the rotating wheel.

The guide unit further comprises a rotating handle which is detachably connected with the rotating wheel and is positioned at the axial center of the rotating wheel.

The inner slide block is provided with a clamping groove, and one end of the moving rod, which is far away from the sliding groove, is detachably connected with the clamping groove.

The bearing unit further comprises an installation seat, the installation seat is fixedly installed at two ends of the cross beam, and through holes for bolts to penetrate are formed in the installation seat.

The bearing unit further comprises side support lugs, wherein the side support lugs are fixedly connected with the first side plates and are located on two sides of the first side plates.

The bearing unit further comprises a plurality of rolling balls, and the upper end face of each cross beam is provided with a plurality of rolling balls in a rolling mode.

The end face of the second side plate is provided with an upper concave groove and a lower concave groove which are communicated with the hollow groove, the number of the bearing units is at least two, two adjacent groups of the bearing units are provided with connecting units, each connecting unit comprises a connecting rod, an upper clamping head and a lower clamping head, two ends of the connecting rod are respectively fixedly connected with the upper clamping head and the lower clamping head, the upper clamping head is clamped with the lower concave groove, and the lower clamping head is clamped with the upper concave groove.

The connecting unit further comprises a reinforcing rib, wherein the reinforcing rib is fixedly connected with the connecting rod and located outside the connecting rod.

According to the multilayer cable trench support easy to assemble, when a plurality of cables are required to be threaded, the ends of the cables are arranged on the movable rod, then the rotating wheel is rotated, the rotating wheel rotates circumferentially around the connecting plate, winding of the stay wire is achieved, the other end of the stay wire pulls the inner sliding block to move in the direction close to the rotating wheel in the hollow groove along with winding of the stay wire, and the movable rod is subjected to pulling force of the inner sliding block, so that the movable rod slides, the ends of the cables are pulled to slide, manual pulling threading is avoided, the cables can be orderly arranged on the cross beam in the pulling process, winding cannot occur, and in addition, the ends of the cables are not easy to fall off in the pulling process.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of a first embodiment of the present invention.

Fig. 2 is a cross-sectional view of the A-A line structure of fig. 1 according to the present invention.

Fig. 3 is a side view of a first embodiment of the invention.

Fig. 4 is a cross-sectional view of the B-B line structure of fig. 3 according to the present invention.

Fig. 5 is a schematic overall structure of the first embodiment of the present invention.

Fig. 6 is an enlarged view of a partial structure at C of fig. 5 according to the present invention.

Fig. 7 is a schematic overall structure of a second embodiment of the present invention.

Fig. 8 is an enlarged view of a partial structure at D of fig. 7 according to the present invention.

Fig. 9 is a front view of a second embodiment of the present invention.

Fig. 10 is a cross-sectional view of the E-E line structure of fig. 9 according to the present invention.

Fig. 11 is a schematic overall structure of a third embodiment of the present invention.

Fig. 12 is a side view of a third embodiment of the present invention.

Fig. 13 is a front view of a third embodiment of the present invention.

Fig. 14 is a cross-sectional view of the F-F line structure of fig. 13 in accordance with the present invention.

Fig. 15 is an enlarged view of a partial structure at G of fig. 14 according to the present invention.

101-first side plate, 102-second side plate, 103-crossbeam, 104-chute, 105-through slot, 106-hollow slot, 107-inner slide, 108-movable rod, 109-stay, 110-connecting plate, 111-runner, 112-rotating handle, 113-clamping slot, 114-mount, 115-through hole, 116-side lug, 117-rolling ball, 118-upper concave slot, 119-lower concave slot, 201-connecting rod, 202-upper chuck, 203-lower chuck, 204-stiffener, 301-bottom block, 302-extension bar, 303-arc bar, 304-side plate, 305-threaded rod, 306-threaded hole, 307-elastic piece, 308-telescopic rod, 309-bottom slot, 310-fixed plate.

Detailed Description

The first embodiment is:

referring to fig. 1 to 6, fig. 1 is a front view of a first embodiment of the present invention. Fig. 2 is a cross-sectional view of the A-A line structure of fig. 1 according to the present invention. Fig. 3 is a side view of a first embodiment of the invention. Fig. 4 is a cross-sectional view of the B-B line structure of fig. 3 according to the present invention. Fig. 5 is a schematic overall structure of the first embodiment of the present invention. Fig. 6 is an enlarged view of a partial structure at C of fig. 5 according to the present invention. The invention provides a multilayer cable trench bracket easy to assemble, which comprises a bearing unit and a guiding unit; the bearing unit comprises a first side plate 101, a second side plate 102, a plurality of cross beams 103 arranged between the first side plate 101 and the second side plate 102, a mounting seat 114, side lugs 116 and rolling balls 117; the first side plate 101 has a slide groove 104, and the second side plate 102 has a through groove 105 and a hollow groove 106 communicating with the through groove 105; the guiding unit comprises an inner slide block 107, a moving rod 108, a stay wire 109, a connecting plate 110, a rotating wheel 111 and a rotating handle 112; the inner slide 107 has a clamping groove 113; the mounting base 114 is provided with a through hole 115 for the bolt to pass through;

for the present embodiment, the first side plate 101 and the second side plate 102 are made of alloy materials, a plurality of cross beams 103 are used for connecting the first side plate 101 and the second side plate 102, the cross beams 103 are also used for bearing cables to be placed in a cable trench, in addition, the sliding chute 104 is used for sliding one end of the moving rod 108, the through slot 105 is used for sliding the other end of the moving rod 108, the hollow slot 106 is used for sliding the inner sliding block 107, and the connecting plate 110 is used for supporting the rotating wheel 111; when a plurality of cables need to be threaded, the ends of the cables are arranged on the movable rod 108, then the rotating wheel 111 rotates, the rotating wheel 111 rotates circumferentially around the connecting plate 110, winding of the stay wire 109 is achieved, the other end of the stay wire 109 pulls the inner sliding block 107 to move in the direction close to the rotating wheel 111 in the hollow groove 106 along with winding of the stay wire 109, and then the movable rod 108 receives pulling force of the inner sliding block 107, so that the movable rod 108 slides, the ends of the cables are pulled to slide, manual pulling threading is avoided, the cables can be orderly arranged on the cross beam 103 in the pulling process, winding cannot occur, and in addition, the ends of the cables are not easy to fall off in the pulling cable threading process.

First, the rotating handle 112 is detachably connected to the rotating wheel 111 and is located at the axial center of the rotating wheel 111; the rotating handle 112 is convenient for an operator to hold, namely, the rotating handle 112 is rotated to drive the rotating wheel 111 to rotate, so that the winding and tightening of the stay wire 109 are realized; in addition, the rotary handle 112 and the rotating wheel 111 are arranged to be of a detachable structure, so that the rotary handle 112 can be assembled when the rotating wheel 111 needs to be rotated, and the rotary handle 112 can be stored without rotating the rotating wheel 111.

Wherein, one end of the moving rod 108 far away from the chute 104 is detachably connected with the clamping groove 113; through the joint between the movable rod 108 and the clamping groove 113, simultaneously the movable rod 108 can be detached from the clamping groove 113, and an operator can conveniently assemble and disassemble the cable duct bracket.

Secondly, the two ends of the beam 103 are fixedly provided with the mounting seats 114, and the mounting seats 114 are provided with through holes 115 for bolts to pass through. The mounting seats 114 are welded at two ends of each beam 103, and bolts penetrate through the through holes 115, and the bolts are driven into the first side plate 101 or the second side plate 102, so that the position of the beams 103 is fixed; when the cross member 103 needs to be replaced, the cross member 103 may be removed and replaced by removing the bolts from the first side plate 101 or the second side plate 102.

Meanwhile, the side lugs 116 are fixedly connected with the first side plate 101 and are positioned at two sides of the first side plate 101; when the first side plate 101 needs to be installed on the wall of the cable duct, only the bolts need to penetrate through the side lugs 116 and then be driven into the wall, so that the first side plate 101 can be installed quickly.

The number of the rolling balls 117 is plural, and the plurality of rolling balls 117 are provided on the upper end surface of each of the cross members 103 in a rolling manner. Through set up a plurality of rolling balls 117 on every crossbeam 103, and keep rolling balls 117 with clearance fit between the crossbeam 103, when the cable passes through crossbeam 103, the crust of cable can with rolling balls 117's inner wall contact, and then the pulling of auxiliary cable reduces the frictional force that the crust received, prevents that the crust of cable from breaking.

In addition, the end surface of the second side plate 102 is provided with an upper concave groove 118 and a lower concave groove 119 which are communicated with the hollow groove 106, and the arrangement of the upper concave groove 118 and the lower concave groove 119 can reduce the overall weight of the second side plate 102, so that the cable duct bracket has high structural strength and light weight.

In summary, the first side plate 101 is installed in a cable trench by penetrating bolts through the side lugs 116 and then driving into a wall body, thereby facilitating the rapid installation of the first side plate 101, then the installation seats 114 are welded at both ends of each of the cross beams 103, and simultaneously the bolts are penetrated through the through holes 115 and driven into the first side plate 101 or the second side plate 102 by using the bolts, thereby achieving the position fixation of the cross beams 103, and the first side plate 101 is connected with the second side plate 102, then the rotating handle 112 is installed on the rotating wheel 111, then the ends of a plurality of cables are installed on the moving rod 108, then the rotating handle 112 is rotated, the rotating wheel 111 is driven to circumferentially rotate around the connecting plate 110, winding of the stay wire 109 is achieved, the other end of the stay wire 109 pulls the inner slide 107 to move in the hollow groove 106 towards the direction close to the rotating wheel 111 along with the winding of the stay wire 109, the moving rod 108 is enabled to slide by the pulling force of the inner slide 107, the ends of a plurality of cables are pulled to slide, manual pulling threading is avoided, the cables can be orderly arranged on the cross beam 103 in the pulling process, winding does not occur, and in addition, the ends of the cables are not easy to fall off in the pulling cable threading process.

The second embodiment is:

on the basis of the first embodiment, please refer to fig. 7-10, wherein fig. 7 is a schematic diagram of the overall structure of the second embodiment of the present invention. Fig. 8 is an enlarged view of a partial structure at D of fig. 7 according to the present invention. Fig. 9 is a front view of a second embodiment of the present invention. Fig. 10 is a cross-sectional view of the E-E line structure of fig. 9 according to the present invention. The invention provides a multilayer cable trench bracket easy to assemble, wherein connecting units are arranged between two adjacent groups of bearing units, and each connecting unit comprises a connecting rod 201, an upper clamping head 202, a lower clamping head 203 and a reinforcing rib 204;

for this embodiment, the multiple groups of bearing units are arranged in an up-down structure, so that multiple layers of the cable duct support can be realized, and when cables are placed on each group of bearing units and threading is needed, the corresponding rotating wheels 111 are rotated by the rotating handles 112, so that threading requirements of respective corresponding layers can be met.

Wherein, the reinforcing rib 204 is fixedly connected with the connecting rod 201 and is positioned outside the connecting rod 201; the arrangement of the reinforcing ribs 204 can increase the overall structural strength of the connecting rod 201, and is more durable.

In summary, only one of the carrying units is provided with a complete structure, the rest of the carrying units are not provided with the stay wire 109, the connecting plate 110, the rotating wheel 111 and the rotating handle 112, at this time, the connecting units are matched, the upper clamping head 202 is clamped with the lower concave groove 119, the lower clamping head 203 is clamped with the upper concave groove 118, the inner sliding blocks 107 in the upper and lower carrying units are further connected together, then the rotating handle 112 is mounted on the rotating wheel 111, then the ends of a plurality of cables are mounted on the moving rod 108, then the rotating handle 112 is rotated, the rotating wheel 111 is driven to rotate circumferentially around the connecting plate 110, then, the wire 109 is wound, along with the winding of the wire 109, the other end of the wire 109 pulls the inner slide 107 to move in the direction close to the rotating wheel 111 in the hollow groove 106, along with the movement of one of the inner slide 107, the other inner slide 107 connected with the inner slide moves along with the movement of the inner slide 107, and further the corresponding moving rods 108 receive the pulling force of the inner slide 107, so that the moving rods 108 slide, and the ends of a plurality of cables are pulled to slide, so that manual pulling threading is avoided, and in addition, the cables can be orderly arranged on the cross beam 103 in the pulling process, the winding cannot occur, and in addition, the ends of the cables are not easy to fall off in the pulling cable threading process. Simultaneously, the stay wire 109, the connecting plate 110, the rotating wheel 111 and the rotating handle 112 on one group of bearing units are matched, so that the cables on a plurality of groups of bearing units can be pulled.

The third embodiment is:

the multilayer cable pit support of easily assembling still includes the clamping unit, the clamping unit includes fixed plate 310 and two clamping pieces, fixed plate 310 with movable rod 108 fixed connection, the lower terminal surface of fixed plate 310 has a kerve 309, the clamping piece includes kerve 301, extension strip 302, arc strip 303, sideboard 304 and threaded rod 305, kerve 301 with kerve 309 sliding connection, the one end of extension strip 302 with kerve 301 fixed connection, the other end of extension strip 302 with arc strip 303 fixed connection, sideboard 304 with fixed plate 310 fixed connection is located the below of fixed plate 310, be equipped with screw hole 306 on the sideboard 304, the one end of threaded rod 305 with screw hole 306 screw fit, and 305 with extension strip 302 supports.

The clamping member further comprises an elastic member 307, one end of the elastic member 307 is fixedly connected with the bottom block 301, the other end of the elastic member 307 is fixedly connected with the inner wall of the bottom groove 309, and the elastic member 307 is located in the bottom groove 309.

The clamping piece further comprises a telescopic rod 308, one end of the telescopic rod 308 is fixedly connected with the bottom block 301, the other end of the elastic piece 307 is fixedly connected with the inner wall of the bottom groove 309, and the elastic piece 307 is sleeved outside the telescopic rod 308.

On the basis of the second embodiment, please refer to fig. 11-15, wherein fig. 11 is a schematic overall structure of a third embodiment of the present invention. Fig. 12 is a side view of a third embodiment of the present invention. Fig. 13 is a front view of a third embodiment of the present invention. Fig. 14 is a cross-sectional view of the F-F line structure of fig. 13 in accordance with the present invention. Fig. 15 is an enlarged view of a partial structure at G of fig. 14 according to the present invention. The invention provides a multilayer cable trench bracket easy to assemble, which comprises a clamping unit, wherein the clamping unit comprises a fixed plate 310 and two clamping pieces, and the clamping pieces comprise a bottom block 301, an extension bar 302, an arc-shaped bar 303, a side plate 304, a threaded rod 305, an elastic piece 307 and a telescopic rod 308;

in this embodiment, when a plurality of cables need to be threaded, the ends of the plurality of cables are respectively fixed on the corresponding clamping pieces, the ends of the cables are placed between the two arc-shaped strips 303, then the threaded rod 305 is screwed, and as the threaded rod 305 is in threaded connection with the threaded hole 306, the threaded rod 305 is screwed into and then abuts against the extension strip 302, after the extension strip 302 is stressed, the bottom block 301 is driven to slide in the bottom groove 309, and then the two arc-shaped strips 303 clamp the ends of the cables, and then threading of the cables can be achieved.

In addition, one end of the elastic member 307 is fixedly connected with the bottom block 301, the other end of the elastic member 307 is fixedly connected with the inner wall of the bottom groove 309, and the elastic member 307 is located in the bottom groove 309. The elastic member 307 is a compression spring, and the elastic member 307 is stretched after being stressed when the threaded rod 305 rotates to abut against the extension bar 302; when the threaded rod 305 is reversely rotated and withdrawn, under the action of the restoring force of the elastic member 307 itself, the elastic member 307 is reset, and then the bottom block 301 is pulled to be reset, so that the extension bar 302 and the arc-shaped bar 303 are pulled to be reset.

In addition, one end of the telescopic rod 308 is fixedly connected with the bottom block 301, the other end of the elastic member 307 is fixedly connected with the inner wall of the bottom groove 309, and the elastic member 307 is sleeved outside the telescopic rod 308. The extension and contraction of the telescopic rod 308 are realized according to the extension and contraction of the elastic member 307, and the telescopic rod 308 and the elastic member 307 are matched together to assist in clamping the cable end.

Specifically, when a plurality of cables need to be threaded, the ends of the cables are respectively fixed on the corresponding clamping members, the ends of the cables are placed between the two arc-shaped strips 303, then the threaded rod 305 is screwed, as the threaded rod 305 is in threaded connection with the threaded hole 306, the threaded rod 305 is screwed into and further abuts against the extension strip 302, after the extension strip 302 is stressed, the bottom block 301 is driven to slide in the bottom groove 309, after the elastic members 307 are stressed, the telescopic rods 308 are stretched, and then the two arc-shaped strips 303 clamp the ends of the cables, and then threading of the cables can be achieved. When the threading is completed and the cable end needs to be removed, the threaded rod 305 reversely rotates to withdraw, and under the action of the self-restoring force of the elastic piece 307, the elastic piece 307 is reset and then pulls the bottom block 301 to reset, so that the extension bar 302 and the arc-shaped bar 303 are pulled to reset, and the cable end is not clamped.

The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.

Claims (8)

1. The utility model provides an easy-to-assemble multi-level cable trench bracket, includes the load-bearing unit, the load-bearing unit includes first curb plate, second curb plate and installs a plurality of crossbeams between first curb plate and the second curb plate, and a plurality of crossbeams equidistantly arrange, first curb plate has the spout, the second curb plate has the through groove, and with the hollow groove of through groove intercommunication, its characterized in that,

the device also comprises a guiding unit;

the guide unit comprises an inner slide block, a moving rod, a stay wire, a connecting plate and a rotating wheel, wherein the inner slide block is in sliding connection with the hollow groove, one end of the moving rod is in sliding connection with the sliding groove, the other end of the moving rod penetrates through the penetrating groove and is connected with the inner slide block, one end of the stay wire is bound with one end face of the inner slide block, the connecting plate is fixedly connected with the second side plate, the rotating wheel is in rotating connection with the connecting plate, and the other end of the stay wire is wound outside the rotating wheel.

2. The easy-to-assemble multi-level raceway support of claim 1, wherein,

the guide unit further comprises a rotating handle which is detachably connected with the rotating wheel and is positioned at the axial center of the rotating wheel.

3. The easy-to-assemble multi-level raceway support of claim 2, wherein,

the inner slide block is provided with a clamping groove, and one end of the moving rod, which is far away from the sliding groove, is detachably connected with the clamping groove.

4. The easy-to-assemble multi-level raceway support of claim 3, wherein,

the bearing unit further comprises an installation seat, the installation seat is fixedly installed at two ends of the cross beam, and through holes for bolts to penetrate are formed in the installation seat.

5. The easy-to-assemble multi-level raceway support of claim 4, wherein,

the bearing unit further comprises side support lugs which are fixedly connected with the first side plates and located on two sides of the first side plates.

6. The easy-to-assemble multi-level raceway support of claim 5, wherein,

the bearing unit further comprises a plurality of rolling balls, and the upper end face of each cross beam is provided with a plurality of rolling balls in a rolling mode.

7. The easy-to-assemble multi-level raceway support of claim 6, wherein,

the end face of the second side plate is provided with an upper concave groove and a lower concave groove which are communicated with the hollow groove, the number of the bearing units is at least two, two adjacent groups of the bearing units are provided with connecting units, each connecting unit comprises a connecting rod, an upper clamping head and a lower clamping head, two ends of the connecting rod are respectively fixedly connected with the upper clamping head and the lower clamping head, the upper clamping head is clamped with the lower concave groove, and the lower clamping head is clamped with the upper concave groove.

8. The easy-to-assemble multi-level raceway support of claim 7, wherein,

the connecting unit further comprises a reinforcing rib, wherein the reinforcing rib is fixedly connected with the connecting rod and is positioned outside the connecting rod.

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