CN112909879B

CN112909879B - Cable support for tunnel cable trench

Info

Publication number: CN112909879B
Application number: CN201911130868.2A
Authority: CN
Inventors: 李刚; 李劲松; 王帅
Original assignee: Hubei Electric Union Construction Management Co ltd
Current assignee: Hubei Electric Union Construction Management Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2022-10-18
Anticipated expiration: 2039-11-19
Also published as: CN112909879A

Abstract

The invention relates to the technical field of cable supports, and discloses a cable support for a tunnel cable trench, which comprises a tunnel and support frames, wherein the support frames are movably arranged on the left side wall and the right side wall of an inner cavity of the tunnel, connecting grooves are formed in the opposite sides of the two support frames, first limiting grooves located in the support frames are formed in the opposite sides of the two connecting grooves, locking rods with one ends extending into the first limiting grooves are fixedly arranged on the left side and the right side of the inner cavity of the tunnel, limiting holes are formed in the tops of the locking rods, and stop blocks are fixedly arranged on the inner side walls of the limiting holes. This cable support for tunnel cable pit has solved because most cable all places the surface at the support, uses the back for a long time, and the slippage breaks away from the support easily appears in the cable is not hard up, does not have the wall between many cables discharging simultaneously, causes the potential safety hazard easily when single cable appears damaged, leads to the poor problem of security.

Description

Cable support for tunnel cable trench

Technical Field

The invention relates to the technical field of cable supports, in particular to a cable support for a tunnel cable trench.

Background

The cable lays in cable pit and tunnel, generally uses the support to fix more, and the angle iron support that commonly uses in the cable pit has 7 different model specifications, and the vertical distance is 300mm between the support layer is for installing 35kV cable, and 120mm is for installing control cable.

Traditional cable support for tunnel cable trench because most cables are all placed on the surface of support, use the back for a long time, the slippage breaks away from the support easily appears in the cable not hard up, does not have the wall between many cables discharging simultaneously, causes the potential safety hazard easily when single cable appears damaged, leads to the security poor, so proposes a cable support for tunnel cable trench and solves the problem that the aforesaid was proposed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the cable support for the tunnel cable trench, which has the advantages of good safety and the like, and solves the problems that after most cables are placed on the surface of the support for a long time, the cables are easy to slip and separate from the support when being loosened, no partition exists between the cables, and potential safety hazards are easy to cause when a single cable is damaged, so that the safety is poor.

(II) technical scheme

In order to achieve the purpose of good safety, the invention provides the following technical scheme: a cable support for a tunnel cable trench comprises a tunnel and support frames, wherein the support frames are movably arranged on the left side wall and the right side wall of a tunnel inner cavity, connecting grooves are formed in one sides of the two support frames, opposite sides of the two connecting grooves are respectively provided with a first limiting groove positioned in the support frames, the left side and the right side of the tunnel inner cavity are respectively and fixedly provided with a locking rod, one end of the locking rod extends into the first limiting groove, a limiting hole is formed in the top of the locking rod, a stop block is fixedly arranged on the inner side wall of the limiting hole, a push rod is movably arranged at the bottom of the locking rod, one end of the push rod penetrates through the stop block and extends into the limiting hole, a top plate positioned in the limiting hole is fixedly arranged at the top of the push rod, mounting plates are fixedly arranged on the right side wall of an inner cavity of the connecting grooves and the left side wall of the inner cavity of the connecting grooves, a sleeve is fixedly arranged at the bottom of the mounting plates, the left side wall and the right side wall of the sleeve inner cavity are both provided with chutes, the top wall of the sleeve inner cavity is fixedly provided with a spring telescopic rod, the bottom of the spring telescopic rod is fixedly provided with a connecting plate, the left side and the right side of the connecting plate are both fixedly provided with sliders, one ends of the sliders extend into the chutes, the bottom of the connecting plate is fixedly connected with a loop bar, one ends of the loop bar penetrate through the sleeve and extend into the limiting holes and are positioned above the top plate, one sides of the two support frames opposite to each other are both fixedly provided with a placing plate, the top of the placing plate is fixedly provided with two mounting seats, the front side of the mounting seat and the back side of the mounting seat are both fixedly provided with fixed blocks, the front side of the fixed blocks opposite to the back side of the fixed blocks is both fixedly connected with a rotating rod, and the outer side of the rotating rod is movably connected with a mounting ring, the outer side of the rotating rod is movably connected with a torsion spring, one end of the torsion spring extends to be fixedly connected with the outer side of the rotating rod, the other end of the torsion spring extends to be connected with the inner side wall of the mounting ring, a cover plate is fixedly mounted on the outer side of the mounting ring, one end of the cover plate, far away from the mounting ring, is fixedly mounted on one end of the cover plate, a placing groove is formed in one side, opposite to the placing plate, of the cover plate, insulating layers are bonded on the inner side wall of the placing groove, a second limiting groove is formed in the top of the placing plate, an inserting rod is fixedly mounted at the bottom of the cover plate, one end of the inserting rod extends to the inside of the second limiting groove, a slot is formed in the outer side of the inserting rod, an adjusting hole communicated with the second limiting groove is formed in one side, opposite to the placing plate, of the left side of the placing plate and the right side of the placing plate, an annular plate is fixedly mounted on the inner side wall of the adjusting hole, a tension rod is movably mounted in the annular plate, one end of the annular plate extends through the adjusting hole and extends to the inside of the slot, the other end of the tension rod extends to the outer side of the placing plate, the tension rod is fixedly mounted on the outer side of the tension plate, one side of the tension plate, and the tension spring is fixedly connected with the tension spring; the connecting groove is rectangular, and the front side and the rear side of the connecting groove are both in open design; the slider is iron, and two sliders are the symmetric distribution in the left and right sides of connecting plate, and the slider is the square.

Preferably, the sleeve is made of stainless steel, the bottom of the sleeve is in an open design, and the ejector rod is in a T shape.

Preferably, round holes are formed in the opposite sides of the front fixing block and the back fixing block, and the inner side wall of each round is fixedly connected with the outer side of the rotating rod.

Preferably, the top of handle has been seted up the perforation, and the fenestrate inside wall diameter has rubber, and the handle is kept away from the one end of apron and is the arc design.

Preferably, the insulating layer is silica gel, the insulating layer is in a semicircular shape, and the thickness of the insulating layer is not more than five centimeters at zero point.

Preferably, the placing plates are triangular, the number of the placing plates is six, and the three placing plates on the same side are distributed at equal intervals.

Preferably, the right side of the annular plate is provided with a yielding hole, and the aperture of the yielding hole is larger than the diameter of the tension rod.

(III) advantageous effects

Compared with the prior art, the invention provides a cable support for a tunnel cable trench, which has the following beneficial effects:

1. this cable support for tunnel cable trench, through setting up the pull rod, the pulling pull rod drives the pull plate, pull plate compression tension spring, can drive the pull rod and leave the slot, the pulling handle utilizes the apron of connection to drive the collar, the torsion spring atress of being connected with the collar drives the collar and rotates ninety degrees, the apron is then followed the removal, the removal cable is to placing inside the standing groove that the board was seted up, the pulling handle once more, make the bottom of its apron and the top contact of placing the board, not hard up pull rod, the tension spring resets and drives the pull rod and insert inside the slot once more, the apron is locked, can cut off many cables, avoid appearing the incident with other cable contact after the cable damage, the cable has also been prevented simultaneously and has broken away from and has been placed the board, thereby the good mesh of security has been reached.

2. This cable support for tunnel cable trench, through setting up the support frame, when needs erection bracing frame, it is downthehole to remove the support frame and drive the loop bar and insert spacing, make the locking lever insert first spacing inslot portion simultaneously, can lock the support frame, when needs are dismantled the support frame, upwards promote the ejector pin, the ejector pin drives roof rebound and loop bar contact, continue the rebound, loop bar atress compression spring telescopic link, it leaves spacing hole to drive the loop bar after the spring telescopic link shrink, can dismantle the support frame, thereby the purpose convenient to install and dismantle has been reached.

Drawings

Fig. 1 is a schematic structural view of a cable support for a tunnel cable trench according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 of a cable support for a tunnel cable trench according to the present invention;

fig. 3 is a top sectional view of a cable support mounting ring for a tunnel cable trench according to the present invention;

fig. 4 is an enlarged view of a cable support for a tunnel cable trench, which is provided by the invention, at a position B in fig. 1.

In the figure: 1 tunnel, 2 support frames, 3 connecting grooves, 4 first limiting grooves, 5 locking rods, 6 limiting holes, 7 stop blocks, 8 ejector rods, 9 top plates, 10 mounting plates, 11 sleeves, 12 sliding grooves, 13 spring telescopic rods, 14 connecting plates, 15 sliding blocks, 16 sleeve rods, 17 placing plates, 18 mounting seats, 19 fixing blocks, 20 rotating rods, 21 mounting rings, 22 torsion springs, 23 cover plates, 24 handles, 25 placing grooves, 26 insulating layers, 27 second limiting grooves, 28 inserting rods, 29 inserting grooves, 30 adjusting holes, 31 annular plates, 32 tension rods, 33 tension plates and 34 tension springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-4, a cable support for a tunnel cable trench includes a tunnel 1 and support frames 2, the support frames 2 are movably mounted on both left and right side walls of an inner cavity of the tunnel 1, a connecting groove 3 is formed on one side of the two support frames 2 opposite to each other, the connecting groove 3 is rectangular, and both front and rear sides of the connecting groove 3 are open, a first limiting groove 4 located inside the support frame 2 is formed on one side of the two connecting grooves 3 opposite to each other, a locking rod 5 having one end extending into the first limiting groove 4 is fixedly mounted on both left and right sides of the inner cavity of the tunnel 1, a limiting hole 6 is formed on the top of the locking rod 5, a stopper 7 is fixedly mounted on an inner side wall of the limiting hole 6, a top rod 8 having one end extending through the stopper 7 and extending into the limiting hole 6 is movably mounted on the bottom of the locking rod 5, a top plate 9 located inside the limiting hole 6 is fixedly mounted on the top of the top rod 8, a mounting plate 10 is fixedly mounted on both right side wall of the inner cavity of the left side wall of the left side connecting groove 3 and left side wall of the inner cavity of the right side connecting groove 3, a sleeve 11 is fixedly mounted with a sleeve 11, a sleeve 14 is formed by a connecting plate 14, a connecting plate 14 is mounted on which a connecting plate 14, a connecting plate 14 is symmetrically mounted on the bottom of a sliding block 14, and a sliding block 14, when a sliding block 14 is mounted on the sliding block 14, a sliding block extending into the sliding block 14, a sliding block 14 is mounted on the inner cavity of the sliding block 14, and a sliding block 14, a sliding block 14 is mounted on the sliding block 14, and a sliding block 14 is mounted on the sliding block 14, the support frame 2 is moved to drive the loop bar 16 to be inserted into the limiting hole 6, meanwhile, the locking rod 5 is inserted into the first limiting groove 4, the support frame 2 can be locked, when the support frame 2 needs to be disassembled, the ejector rod 8 is pushed upwards, the ejector rod 8 drives the top plate 9 to move upwards to be contacted with the loop bar 16 and continue to move upwards, the loop bar 16 is stressed to compress the spring telescopic rod 13, the spring telescopic rod 13 contracts to drive the loop bar 16 to leave the limiting hole 6, and the support frame 2 can be disassembled, so that the mounting and disassembling are convenient, the placing plates 17 are fixedly arranged on the opposite sides of the two support frames 2, the placing plates 17 are triangular, the number of the placing plates 17 is six, three placing plates 17 on the same side are distributed at equal intervals, two mounting seats 18 are fixedly arranged on the top of the placing plates 17, and fixing blocks 19 are fixedly arranged on the opposite sides of the front mounting seats 18 and the back mounting seats 18, the opposite sides of the front fixed block 19 and the back fixed block 19 are respectively provided with a round hole, the inner side wall of the round is fixedly connected with the outer side of the rotating rod 20, the opposite sides of the front fixed block 19 and the back fixed block 19 are respectively fixedly connected with the rotating rod 20, the outer side of the rotating rod 20 is movably connected with a mounting ring 21, one end of the outer side of the rotating rod 20 is movably connected with a torsion spring 22 which is fixedly connected with the outer side of the rotating rod 20 and the other end of the outer side of the mounting ring 21, the outer side of the mounting ring 21 is fixedly provided with a cover plate 23, one end of the cover plate 23 far away from the mounting ring 21 is fixedly provided with a handle 24, the top of the handle 24 is provided with a perforation, the diameter of the inner side wall of the perforation is provided with rubber, one end of the handle 24 far away from the cover plate 23 is in an arc design, one side of the cover plate 23 opposite to the mounting plate 17 is provided with a placing groove 25, insulating layers 26 are bonded on the inner side walls of the placing grooves 25, the insulating layers 26 are silica gel, the insulating layers 26 are semicircular, the thickness of each insulating layer 26 is not more than five centimeters at zero point, a second limiting groove 27 is formed in the top of the placing plate 17, an inserting rod 28 with one end extending into the second limiting groove 27 is fixedly mounted at the bottom of the cover plate 23, a slot 29 is formed in the outer side of the inserting rod 28, adjusting holes 30 communicated with the second limiting groove 27 are formed in one side, opposite to the left placing plate 17, of the left placing plate 17 and the right placing plate 17, annular plates 31 are fixedly mounted on the inner side walls of the adjusting holes 30, abdicating holes are formed in the right sides of the annular plates 31, the aperture of each abdicating hole is larger than the diameter of each tension rod 32, tension rods 32 with one ends penetrating through the adjusting holes 30 and extending into the slots 29 and the other ends extending to the outer sides of the placing plates 17 are movably mounted in the inner sides of the annular plates 31, tension plates 33 positioned in the adjusting holes 30 are fixedly mounted on the outer sides of the tension rods 32, one side of the tension plate 33 opposite to the annular plate 31 is fixedly connected with a tension spring 34, the tension spring 34 is positioned on the outer side of the tension rod 32, the tension rod 32 is arranged, the tension rod 32 is pulled to drive the tension plate 33, the tension plate 33 compresses the tension spring 34, the tension rod 32 can be driven to leave the slot 29, the pull handle 24 drives the mounting ring 21 by using the connected cover plate 23, the torsion spring 22 connected with the mounting ring 21 is stressed to drive the mounting ring 21 to rotate ninety degrees, the cover plate 23 moves along with the rotation, the cable is moved into the placing groove 25 formed in the placing plate 17, the handle 24 is pulled again, the bottom of the cover plate 23 is contacted with the top of the placing plate 17, the tension rod 32 is loosened, the tension spring 34 resets to drive the tension rod 32 to be inserted into the slot 29 again, the cover plate 23 is locked, a plurality of cables can be separated, and safety accidents caused by the contact of the cables with other cables after the cables are damaged can be avoided, meanwhile, the cable is prevented from being separated from the placing plate 17, so that the purpose of good safety is achieved.

In summary, in the cable support for tunnel cable trench, the tension rod 32 is arranged, the tension rod 32 is pulled to drive the tension plate 33, the tension plate 33 compresses the tension spring 34, the tension rod 32 can be driven to leave the slot 29, the handle 24 is pulled to drive the mounting ring 21 by using the connected cover plate 23, the torsion spring 22 connected with the mounting ring 21 is stressed to drive the mounting ring 21 to rotate ninety degrees, the cover plate 23 moves along with the cable, the cable is moved into the placing slot 25 formed in the placing plate 17, the handle 24 is pulled again to make the bottom of the cover plate 23 contact with the top of the placing plate 17, the tension rod 32 is loosened, the tension spring 34 is reset to drive the tension rod 32 to be inserted into the slot 29 again, the cover plate 23 is locked, a plurality of cables can be cut off, safety accidents caused by contact with other cables after the cables are damaged can be avoided, and the cables are prevented from being separated from the placing plate 17, therefore, the purpose of good safety is achieved, by arranging the support frame 2, when the support frame 2 needs to be installed, the support frame 2 is moved to drive the loop bar 16 to be inserted into the limiting hole 6, meanwhile, the locking rod 5 is inserted into the first limiting groove 4, the support frame 2 can be locked, when the support frame 2 needs to be disassembled, the ejector rod 8 is pushed upwards, the ejector rod 8 drives the top plate 9 to move upwards to be contacted with the loop bar 16 and continue to move upwards, the loop bar 16 is stressed to compress the spring telescopic rod 13, the spring telescopic rod 13 contracts to drive the loop bar 16 to leave the limiting hole 6, and the support frame 2 can be disassembled, so that the purpose of convenient installation and disassembly is achieved, the problems that most cables are placed on the surface of the support, the cables are easy to slip and separate from the support after long-term use, meanwhile, no partition exists among the discharge of a plurality of cables, and potential safety hazards are easy to cause when a single cable is damaged are solved, resulting in a problem of poor safety.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable support for tunnel cable pit, includes tunnel (1) and support frame (2), the equal movable mounting of the left and right sides wall of tunnel (1) inner chamber has support frame (2), its characterized in that: connecting grooves (3) are formed in one side, back to the back, of each of the two support frames (2), a first limiting groove (4) located inside each support frame (2) is formed in one side, opposite to each connecting groove (3), of each connecting groove, a locking rod (5) with one end extending to the inside of each limiting groove (4) is fixedly mounted on the left side and the right side of the inner cavity of the tunnel (1), a limiting hole (6) is formed in the top of each locking rod (5), a stop block (7) is fixedly mounted on the inner side wall of each limiting hole (6), an ejector rod (8) with one end penetrating through the stop block (7) and extending to the inside of each limiting hole (6) is movably mounted at the bottom of each locking rod (5) in the left side, a top plate (9) located inside each limiting hole (6) is fixedly mounted at the top of each ejector rod (8), a left side wall of the inner cavity of each connecting groove (3) and a right side of the inner cavity of the connecting groove (3) are fixedly mounted with a mounting plate (10), a bottom of each mounting plate (10) is fixedly mounted with a sleeve (11), sliding grooves (12) are formed in the left side and right side walls of the inner cavity of each sleeve (11), a spring (13) is fixedly mounted at the top wall of each sleeve (11), a connecting plate (14) is fixedly mounted at the bottom of each connecting plate (14), a connecting plate (14) extends to each sliding groove (14), and a sliding block (14) of each sliding rod (14) extends to each sliding block (14), the bottom fixedly connected with one end of connecting plate (14) runs through sleeve pipe (11) and extends to inside of spacing hole (6) and be located loop bar (16) of roof (9) top, two equal fixed mounting in one side that support frame (2) is relative has place board (17), the top fixed mounting of placing board (17) has mount pad (18) that quantity is two, openly mount pad (18) and the back the equal fixed mounting in one side that mount pad (18) is relative has fixed block (19), openly fixed block (19) and the back one side that fixed block (19) is relative all with dwang (20) fixed connection, the outside swing joint of dwang (20) has collar (21), the outside swing joint of dwang (20) has one end to extend to with dwang (20) outside fixed connection and the other end extend to torsion spring (22) of being connected with collar (21) inside wall, the outside fixed mounting of collar (21) has apron (23) that one end extends to place board (17) top, the one end fixed mounting that insulating layer (21) was kept away from in apron (23) has handle (24), apron (23) and place board (17) relative standing groove (25) have all seted up, a second limiting groove (27) is formed in the top of the placing plate (17), an inserting rod (28) with one end extending into the second limiting groove (27) is fixedly mounted at the bottom of the cover plate (23), a slot (29) is formed in the outer side of the inserting rod (28), an adjusting hole (30) communicated with the second limiting groove (27) is formed in one side, opposite to the placing plate (17), of the placing plate (17) on the left side, an annular plate (31) is fixedly mounted on the inner side wall of the adjusting hole (30), a tension rod (32) with one end penetrating through the adjusting hole (30) and extending into the slot (29) and the other end extending to the outer side of the placing plate (17) is movably mounted in the annular plate (31), a tension plate (33) located in the adjusting hole (30) is fixedly mounted on the outer side of the tension rod (32), one side, opposite to the annular plate (31), of the tension plate (33) is fixedly connected with a tension spring (34), and the tension spring (34) is located on the outer side of the tension rod (32); the connecting groove (3) is rectangular, and the front side and the rear side of the connecting groove (3) are both in open design; the sliding blocks (15) are made of iron, the two sliding blocks (15) are symmetrically distributed on the left side and the right side of the connecting plate (14), and the sliding blocks (15) are square.

2. The cable support for the tunnel cable trench according to claim 1, wherein: the sleeve (11) is made of stainless steel, the bottom of the sleeve (11) is in an open design, and the ejector rod (8) is in a T shape.

3. The cable support for the tunnel cable trench according to claim 1, wherein: the front side fixed block (19) and the back side one side of the fixed block (19) opposite is provided with a round hole, and the round inner side wall is fixedly connected with the outer side of the rotating rod (20).

4. The cable support for the tunnel cable trench according to claim 1, wherein: the top of handle (24) has been seted up the perforation, and fenestrate inside wall diameter has rubber, and the one end that apron (23) was kept away from in handle (24) is the arc design.

5. The cable support for the tunnel cable trench according to claim 1, wherein: insulating layer (26) are silica gel, and insulating layer (26) are half circular shape, and the thickness of insulating layer (26) is not more than five centimetres at zero point.

6. The cable support for the tunnel cable trench according to claim 1, wherein: the placing plates (17) are triangular, the number of the placing plates (17) is six, and the placing plates (17) are three on the same side and are distributed equidistantly.

7. The cable support for the tunnel cable trench according to claim 1, wherein: the right side of annular plate (31) has been seted up and has been stepped down the hole, and the aperture in hole of stepping down is greater than the diameter of pull rod (32).