CN211880048U

CN211880048U - Galvanized steel down-leading clamp for tower

Info

Publication number: CN211880048U
Application number: CN202020899855.3U
Authority: CN
Inventors: 赵小冬; 苏宏梅; 温祖丰; 李莉
Original assignee: Anhui Ocean Power Engineering Co ltd
Current assignee: Anhui Ocean Power Engineering Co ltd
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2020-11-06
Anticipated expiration: 2030-05-23

Abstract

The utility model discloses a galvanized steel down-leading clamp for a tower, which relates to the technical field of cable clamps and comprises a base, first bolts arranged at two sides of the base and second bolts arranged at intervals with the first bolts, wherein the first bolts are in threaded connection with first nuts; a second nut, a third nut and a locking nut are connected to the second bolt in a threaded manner; two symmetrically arranged steel clamping pieces are sleeved on the second bolt and between the third nut and the locking nut; clamping grooves for clamping cables are formed in opposite sides of the two steel clamping pieces; every all be provided with two centre gripping grooves on the steel clip, and two centre gripping grooves are around second bolt axis symmetry setting. The utility model discloses have the effect of stable fastening cable.

Description

Galvanized steel down-leading clamp for tower

Technical Field

The utility model belongs to the technical field of the cable anchor clamps technique and specifically relates to a anchor clamps are drawn down to galvanized steel for tower is related to.

Background

At present, a glass fiber core in a cable is very easy to break and be damaged by stretching and lateral pressure in cable construction, so that the cable is not easy to be extruded and stretched beyond the standard when the cable is in false erection, a tension paying-off machine is adopted to carry out tension paying-off in construction, the traction tension cannot exceed the index requirement, and the tension and the lateral pressure cannot be overlarge in cable erection construction. The function of the drop clamp is to securely fix the cable, which is dropped or pulled from the utility pole, to the utility pole without shaking, and to prevent severe friction of the cable.

The clamp plate used for clamping the cable on the existing down-leading clamp can not fasten the cable, and is poor in stability, so that the cable is easy to fall off after the cable is installed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a anchor clamps are drawn down to galvanized steel for tower, it has the effect of stably fastening the cable.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a galvanized steel down-leading clamp for a tower comprises a base, first bolts and second bolts, wherein the first bolts are arranged on two sides of the base, the second bolts are arranged at intervals with the first bolts, and first nuts are connected to the first bolts in a threaded mode; a second nut, a third nut and a locking nut are connected to the second bolt in a threaded manner; two symmetrically arranged steel clamping pieces are sleeved on the second bolt and between the third nut and the locking nut; clamping grooves for clamping cables are formed in opposite sides of the two steel clamping pieces; every all be provided with two centre gripping grooves on the steel clip, and two centre gripping grooves are around second bolt axis symmetry setting.

Through adopting above-mentioned technical scheme, through screwing up first nut, be fixed in the tower with the base on, the position of steel clamping piece on the second bolt can be adjusted to rethread regulation third nut and lock nut on the second bolt, the position of the adjustment cable of being convenient for the cable is difficult for taking place to bend. Through twisting lock nut, change the distance between lock nut and the third nut for two steel clamping pieces can the different thickness of centre gripping cable. Locking nut and third nut can make two steel clamping pieces with the cable centre gripping in the centre gripping inslot for the cable is fixed reliable and stable, and difficult the emergence is rocked, reduces the friction that the cable received, improves the life of cable.

The present invention may be further configured in a preferred embodiment as: a first elastic gasket and a first flat gasket are sleeved on the first bolt and positioned between the first nut and the base; a second elastic gasket and a second flat gasket are sleeved on the second bolt and positioned between the second nut and the base; the first flat gasket and the second flat gasket are respectively abutted against two sides of the base.

Through adopting above-mentioned technical scheme, set up first elastic gasket and first flat gasket, can screw up at first nut after giving first nut a power, increase the frictional force between first nut and the first bolt, prevent to rock and cause and take place not hard up between first bolt and the base, improve holistic protecting effect for overall structure is more stable. Similarly, the second elastic gasket and the second flat gasket are arranged, so that a force can be applied to the second nut after the second nut is tightened, the friction force between the second nut and the second bolt is increased, and looseness between the second bolt and the base caused by shaking is prevented.

The present invention may be further configured in a preferred embodiment as: a third elastic gasket and a third flat gasket are sleeved on the second bolt and positioned between the locking nut and the steel clip; the third flat gasket is tightly propped against the steel clamping sheet.

Through adopting above-mentioned technical scheme, set up third elastic gasket and the third gasket of flatly, the area of the third gasket of flatly is big, can increase and the steel clip between area of contact, and the third elastic gasket supports tightly to the third gasket of flatly, increases the area of contact between third gasket of flatly and the steel clip for the difficult emergence of steel clip is rotated, and is more reliable and more stable to the fixed of steel clip, has improved the fixed effect of two steel clips to the cable.

The present invention may be further configured in a preferred embodiment as: the two steel clamping pieces are connected through a fixing bolt; the fixing bolts are arranged in two numbers, and the two fixing bolts are respectively close to the two ends of the steel clamping piece.

Through adopting above-mentioned technical scheme, fix two steel clamping pieces through fixing bolt, can further improve the fixed effect to the cable for two steel clamping pieces are more stable to the cable centre gripping, and fix the back with the position that the steel clamping piece is close to both ends, support tightly fixedly again to the middle part of steel clamping piece, make the steel clamping piece higher to the fixed reliability of the cable of second bolt both sides, make the difficult emergence of cable rock.

The present invention may be further configured in a preferred embodiment as: the section of the base is U-shaped; one end of the first bolt close to the second bolt penetrates through the side wall of the base; and a pressing sheet is fixed at the end part of the first bolt close to the second bolt.

Through adopting above-mentioned technical scheme, at the end fixing preforming of first bolt for first bolt compresses tightly with the iron tower, and the preforming has increased the area of contact of first bolt and iron tower, makes base and preforming press from both sides jointly and locate on the iron tower, and pedestal mounting's is more reliable and more stable.

The present invention may be further configured in a preferred embodiment as: and the pressing sheet is provided with a thread groove in threaded connection with the first bolt.

Through adopting above-mentioned technical scheme, set up the thread groove in one side of preforming, can easy to assemble and change the preforming after the preforming damages.

The present invention may be further configured in a preferred embodiment as: the end part of the third nut, which is close to the steel clamping piece, is rotatably connected with an L-shaped plate for supporting the steel clamping piece; and the L-shaped plate is provided with a clamping piece for fixing the relative position of the third nut and the L-shaped plate.

Through adopting above-mentioned technical scheme, set up the L shaped plate, can carry out the bearing to the bottom of two steel clamping pieces for the steel clamping piece keeps the horizontally state, and has improved the stability to two steel clamping piece installations. Because the position of third nut needs to be adjusted, and this anchor clamps are the anchor clamps of drawing down the cable, set up the joint spare, when adjusting the third nut, the axis that the second bolt can be followed to the third nut takes place to rotate, the L shaped plate will make the steel clip keep the horizontally state, the third nut can and the L shaped plate between take place relative rotation, the position control back of third nut, rethread joint spare is fixed L shaped plate and third nut, make difficult emergence relative rotation between L shaped plate and the third nut, thereby make the L shaped plate carry out the bearing to the bottom of steel clip better, make the steel clip difficult with the second bolt take place relative rotation, more reliable and more stable fixedly.

The present invention may be further configured in a preferred embodiment as: the clamping piece comprises a rotary table fixed on the peripheral side of the third nut; a plurality of clamping grooves are uniformly formed in the periphery of the turntable; a vertical sliding chute is formed in the L-shaped plate and positioned above the turntable; a sliding block is arranged in the sliding groove in a sliding manner; a spring is fixed on the upper end of the sliding block and the upper groove wall of the sliding groove; one side of the sliding block, which is far away from the sliding groove, is provided with a clamping block matched with the clamping groove.

Through adopting above-mentioned technical scheme, when rotating the third nut and carrying out the adjusting position, stir the fixture block to the position that is dorsad from the carousel, make the fixture block break away from the joint with the draw-in groove, the horizontal part of L shaped plate can not take place relative rotation with the second bolt, make the steel clip keep horizontally state, the third nut can and take place relative rotation between the L shaped plate, fix the back in third nut position, loosen the fixture block, under the effect of spring, make the fixture block joint in the draw-in groove that corresponds on the carousel, thereby fix the L shaped plate, make the L shaped plate can carry out the bearing to the steel clip, make the steel clip difficult to take place relative rotation with the second bolt, more reliable and more stable fixedly.

To sum up, the utility model discloses following beneficial effect has:

1. the locking nut and the third nut can enable the two steel clamping pieces to clamp the cable in the clamping groove, so that the cable is fixed stably and reliably and is not easy to shake, friction on the cable is reduced, and the service life of the cable is prolonged;

2. the two steel clamping pieces are fixed through the fixing bolt, so that the fixing effect of the cable can be further improved, the cable is clamped by the two steel clamping pieces more stably, the middle parts of the steel clamping pieces are abutted and fixed after the positions of the steel clamping pieces close to the two ends are fixed, the reliability of the steel clamping pieces for fixing the cable on the two sides of the second bolt is higher, and the cable is not easy to shake;

3. set up the L shaped plate, can carry out the bearing to the bottom of steel clamping piece better for the steel clamping piece is difficult to take place relative rotation with the second bolt, fixes more reliable and more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

fig. 2 is a schematic structural diagram of the clip in the embodiment.

Reference numerals: 1. a base; 2. a first bolt; 21. tabletting; 211. a thread groove; 22. a first nut; 23. a first resilient pad; 24. a first flat gasket; 3. a second bolt; 31. a second nut; 32. a third nut; 33. locking the nut; 34. a second resilient pad; 35. a second flat gasket; 36. a third resilient pad; 37. a third flat gasket; 38. fixing the bolt; 4. a steel clip; 41. a clamping groove; 5. an L-shaped plate; 51. a chute; 6. a clamping piece; 61. a turntable; 611. a card slot; 62. a slider; 63. a spring; 64. and (7) clamping blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a galvanized steel draws down anchor clamps for tower, including base 1, first bolt 2 and second bolt 3. The base 1 is U-shaped in cross section. The first bolt 2 and the second bolt 3 are respectively and vertically fixed on two outer side walls of the base 1, and one end of the first bolt 2 close to the second bolt 3 penetrates through the side walls of the base 1 and is fixed with a pressing sheet 21. The pressing piece 21 is provided with a thread groove 211 which is in threaded connection with the end of the first bolt 2.

Referring to fig. 1, a first nut 22 is connected to the first bolt 2 in a threaded manner, a first elastic gasket 23 and a first flat gasket 24 are sleeved on the first bolt 2 and located between the first nut 22 and the base 1, the first flat gasket 24 abuts against the outer side wall of the base 1, and the cross-sectional area of the first flat gasket 24 is larger than that of the first elastic gasket 23.

Referring to fig. 1, a second nut 31, a third nut 32, and a lock nut 33 are threadedly coupled to the second bolt 3. The second bolt 3 is sleeved with a second elastic gasket 34 and a second flat gasket 35 at a position between the second nut 31 and the base 1, the second flat gasket 35 is abutted against the outer side wall of the base 1, and the sectional area of the second flat gasket 35 is larger than that of the second elastic gasket 34.

Referring to fig. 1, the second bolt 3 is provided with two symmetrically arranged steel clamping pieces 4 between the third nut 32 and the lock nut 33, one opposite side of the two steel clamping pieces 4 is bent towards the direction away from the two opposite sides to form a clamping groove 41, and the cross section of the clamping groove 41 is arc-shaped. Each steel clip 4 is provided with two clamping grooves 41 for clamping two cables. The two clamping grooves 41 are symmetrically arranged about the axis of the second bolt 3. The cable is clamped in the two clamping grooves 41 corresponding to the two steel clamping pieces 4. A third elastic gasket 36 and a third flat gasket 37 are sleeved on the second bolt 3 and between the lock nut 33 and the steel clip 4, and the third flat gasket 37 abuts against the steel clip 4. The two steel clamping pieces 4 are connected through fixing bolts 38, two fixing bolts 38 are arranged, and the two fixing bolts 38 are respectively close to the two ends of the steel clamping pieces 4.

Referring to fig. 1 and 2, an L-shaped plate 5 is rotatably connected to an end of the third nut 32 close to the steel clip 4 for supporting the steel clip 4. The L-shaped plate 5 is provided with a clamping piece 6 for fixing the relative position of the third nut 32 and the L-shaped plate 5. The clamping member 6 comprises a rotating disc 61, a sliding block 62, a spring 63 and a clamping block 64. The rotary disc 61 is sleeved on the periphery of the third nut 32 and is fixedly connected with the third nut 32. A plurality of slots 611 are uniformly formed on the circumferential side of the turntable 61. Vertical chute 51 is opened on the L-shaped plate 5 and above the turntable 61, the slider 62 is slidably disposed in the chute 51, and two ends of the spring 63 are respectively fixedly connected to the upper end of the slider 62 and the upper chute wall of the chute 51. The latch 64 is fixed to a side of the slider 62 facing away from the slide groove 51.

The implementation principle of the embodiment is as follows: firstly, the mounting position of the clamp is determined on an iron tower, the clamp is fixed on the tower, and the first bolt 2 is screwed down, so that the pressing sheet 21 and the base 1 are clamped on the tower. And then the fixture block 64 is shifted to the position away from the rotating disc 61, so that the fixture block 64 is separated from the clamping with the clamping groove 611, the third nut 32 is rotated, after the position of the third nut 32 is adjusted, the fixture block 64 is loosened, and under the action of the spring 63, the fixture block 64 is clamped in the corresponding clamping groove 611, so that the positions of the L-shaped plate 5 and the third nut 32 are defined. And then one steel clamping piece 4 is moved to the L-shaped plate 5, so that the bottom of the steel clamping piece 4 is abutted against the upper end surface of the horizontal part of the L-shaped plate 5, one side of the cable is abutted against the clamping groove 41 of the steel clamping piece 4, and then the other steel clamping piece 4 is moved to the other side of the cable, so that the clamping grooves 41 of the two steel clamping pieces 4 are clamped on two sides of the cable, the two steel clamping pieces 4 are fixed through the fixing bolt 38, the locking nut 33 is screwed, so that the third flat gasket 37 is abutted against the side wall of the steel clamping piece 4, the middle position of the steel clamping piece 4 is clamped, and the cable is clamped and fixed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a anchor clamps are drawn down to galvanized steel for tower, includes base (1), locate first bolt (2) of base (1) both sides and with second bolt (3) that first bolt (2) interval set up, its characterized in that: a first nut (22) is connected to the first bolt (2) in a threaded manner; a second nut (31), a third nut (32) and a locking nut (33) are connected to the second bolt (3) in a threaded manner; two symmetrically arranged steel clamping pieces (4) are sleeved on the second bolt (3) and positioned between the third nut (32) and the locking nut (33); clamping grooves (41) for clamping cables are formed in the opposite sides of the two steel clamping pieces (4); every all be provided with two centre gripping grooves (41) on steel clamping piece (4), and two centre gripping grooves (41) set up about second bolt (3) axis symmetry.

2. The galvanized steel draw-down jig for the tower according to claim 1, characterized in that: a first elastic gasket (23) and a first flat gasket (24) are sleeved on the first bolt (2) and positioned between the first nut (22) and the base (1); a second elastic gasket (34) and a second flat gasket (35) are sleeved on the second bolt (3) and positioned between the second nut (31) and the base (1); the first flat gasket (24) and the second flat gasket (35) are respectively abutted against two sides of the base (1).

3. The galvanized steel draw-down jig for the tower according to claim 1, characterized in that: a third elastic gasket (36) and a third flat gasket (37) are sleeved on the second bolt (3) and positioned between the locking nut (33) and the steel clip (4); the third flat gasket (37) is tightly propped against the steel clamping piece (4).

4. The galvanized steel draw-down jig for the tower according to claim 1, characterized in that: the two steel clamping pieces (4) are connected through a fixing bolt (38); the number of the fixing bolts (38) is two, and the two fixing bolts (38) are respectively close to the positions of the two ends of the steel clamping piece (4).

5. The galvanized steel draw-down jig for the tower according to claim 1, characterized in that: the section of the base (1) is U-shaped; one end of the first bolt (2) close to the second bolt (3) penetrates through the side wall of the base (1); and a pressing sheet (21) is fixed at the end part of the first bolt (2) close to the second bolt (3).

6. The galvanized steel draw-down jig for the tower according to claim 5, characterized in that: the pressing piece (21) is provided with a thread groove (211) in threaded connection with the first bolt (2).

7. The galvanized steel draw-down jig for the tower according to claim 1, characterized in that: the end part of the third nut (32) close to the steel clamping piece (4) is rotatably connected with an L-shaped plate (5) for supporting the steel clamping piece (4); the L-shaped plate (5) is provided with a clamping piece (6) used for fixing the relative position of the third nut (32) and the L-shaped plate (5).

8. The galvanized steel draw-down jig for the tower according to claim 7, characterized in that: the clamping piece (6) comprises a rotary disc (61) fixed on the peripheral side of the third nut (32); a plurality of clamping grooves (611) are uniformly formed in the peripheral side of the turntable (61); a vertical sliding groove (51) is formed in the L-shaped plate (5) and above the turntable (61); a sliding block (62) is arranged in the sliding groove (51) in a sliding manner; a spring (63) is fixed on the upper end of the sliding block (62) and the upper groove wall of the sliding groove (51); one side of the sliding block (62) departing from the sliding groove (51) is provided with a clamping block (64) matched with the clamping groove (611).