CN212374717U - Electric power optical cable hoisting device - Google Patents

Abstract

The utility model discloses a power optical cable lifting device, which comprises two clamping pieces, wherein each clamping piece comprises a clamping seat, a lifter and a connecting rod; two ends of the connecting rod are respectively connected with the clamping seat and the lifter through bolts; a screw rod is vertically penetrated and screwed in the driving nut on each lifter, the bottom end of the screw rod is movably arranged below the lifter and is movably connected with a hook in a split manner; and a clamping bolt penetrates between the side walls of the two clamping seats, which are back to the corresponding connecting rod. The advantages are that: the utility model is fixed on the cross arm through two clamping seats, and two lead screws are symmetrically arranged at two sides of the suspension clamp; in the process of rotating the two ratchet wrenches to enable the corresponding driving nuts to rotate in one direction, the lead screw moves upwards, the hook lifts the optical cables corresponding to the two sides of the suspension clamp at the same time, and the suspension clamp is in a loose state and is convenient to replace; the optical cable does not need to be dropped on the ground to replace the suspension clamp and the preformed armor rod, the operation is simple, the labor intensity is low, and the operation efficiency is high.

Description

Electric power optical cable hoisting device

The technical field is as follows:

the utility model relates to an overhead line overhauls equipment technical field, in particular to electric power optical cable hoisting device.

Background art:

an OPGW optical cable, also called an optical fiber composite overhead ground wire; placing the optical fiber in a ground wire of an overhead high-voltage transmission line to form an optical fiber communication network on the transmission line; in a hardware fitting matched with the OPGW, the strain clamp is in a pre-twisted wire type, and the suspension clamp is matched with a pre-twisted wire protection strip; in the circuit maintenance process, when the suspension clamp and the preformed armor rods of the OPGW optical cable are replaced, the traditional replacement mode is that the circuit is powered off, then the optical cable is dropped to the ground to replace the preformed armor rods, so that the operation is complex, the labor intensity of workers is high, and the operation efficiency is low.

The utility model has the following contents:

an object of the utility model is to provide a convenient operation just effectively improves the electric power optical cable hoisting device of operating efficiency.

The utility model discloses by following technical scheme implement: the power optical cable lifting device comprises two clamping pieces, wherein each clamping piece comprises a clamping seat, a lifter and a horizontally arranged connecting rod; two ends of the connecting rod are respectively connected with the clamping seat and the lifter through bolts; a screw rod is vertically and spirally arranged in a driving nut on each lifter in a penetrating manner, the bottom end of the screw rod is movably arranged below the lifter and is movably connected with a hook in a split manner; and a clamping bolt penetrates between the side walls of the two clamping seats, which are back to and correspond to the connecting rods.

Furthermore, the lifter comprises a lifting support and the driving nut, wherein one end of the driving nut is arranged in the lifting support and is rotatably connected with the lifting support through a thrust bearing.

Further, the outer wall of drive nut is equipped with a plurality of ratchet teeth of a cogwheel of evenly arranging along circumference, the components of a whole that can function independently cover is equipped with ratchet spanner on drive nut's the outer wall, wear to be equipped with in the ratchet spanner with the pawl of ratchet teeth of a cogwheel activity joint.

Furthermore, the bottom surface of each clamping seat is rotatably provided with a rotary buckle lock.

Furthermore, a vertically arranged reinforcing rod is sleeved on the clamping bolt between the two clamping seats, a pull rod is arranged between the top end of the reinforcing rod and each lifter, and two ends of the pull rod are respectively connected with the reinforcing rod and the lifter through bolts.

Further, the device also comprises a stable connecting rod and two stable seats; the two stabilizing seats are respectively provided with one stabilizing connecting rod between the two stabilizing seats and the corresponding lifter, two ends of each stabilizing connecting rod are respectively connected with the stabilizing seats and the corresponding lifter through bolts, and stabilizing bolts penetrate through the side walls of the two stabilizing seats back to the corresponding stabilizing connecting rods.

Furthermore, a stabilizing pull rod is arranged between the top end of the reinforcing rod and the stabilizing seats, one end of the stabilizing pull rod is sleeved on the stabilizing bolt between the two stabilizing seats, and the other end of the stabilizing pull rod is connected with the top end of the reinforcing rod through a bolt.

Further, the installation base comprises a fixed part and a supporting part fixedly connected with the fixed part.

Furthermore, the fixed part is of a hoop structure, and the supporting pieces are two supporting plates which are arranged in parallel and correspondingly fixed on the end parts on the same side of the fixed part.

Furthermore, the supporting pieces are two angle steels which are arranged in parallel in a back-to-back mode, and the bottom surfaces of the horizontal sections of the supporting pieces are fixedly connected with the top surfaces of the fixing parts.

The utility model has the advantages that: the utility model is fixed on the cross arm through two clamping seats, and two lead screws are symmetrically arranged at two sides of the suspension clamp; in the process of simultaneously rotating the two ratchet wrenches to enable the corresponding driving nuts to rotate in a single direction, the lead screw moves upwards, and the two hooks simultaneously lift the optical cables corresponding to the two sides of the suspension clamp, so that the suspension clamp is in a loose state and is convenient to replace; therefore, the optical cable is not required to be dropped on the ground to replace the suspension clamp and the pre-twisted wire protecting strip, the operation is simple, the labor intensity is low, and the operation efficiency is high; the utility model can be applied to cross arms with various structures, and has strong applicability; in addition, through the installation base of the corresponding structure, the electric power optical cable lifting device can lift optical cables on iron towers, steel pipe towers and electric poles, and the application range of the electric power optical cable lifting device is greatly expanded.

Description of the drawings:

fig. 1 is a schematic structural view of embodiment 1.

Fig. 2 is a partially enlarged view a of fig. 1.

Fig. 3 is a sectional view B-B of fig. 1.

Fig. 4 is a view in the direction C of fig. 1.

Fig. 5 is a schematic structural view of embodiment 2.

FIG. 6 is a schematic view of the use state of embodiment 2.

FIG. 7 is a schematic view showing the state of use of embodiment 3.

Fig. 8 is a schematic perspective view of embodiment 4.

FIG. 9 is a plan view of example 4.

FIG. 10 is a schematic structural view of example 5.

Fig. 11 is a schematic structural view of the mounting base according to embodiment 5.

Fig. 12 is a left side view of fig. 11.

Fig. 13 is a schematic structural view of embodiment 6.

Fig. 14 is a schematic structural view of the mounting base according to embodiment 6.

Fig. 15 is a left side view of fig. 14.

FIG. 16 is a schematic structural view of example 7.

Fig. 17 is a schematic structural view of a mounting base according to embodiment 7.

Fig. 18 is a left side view of fig. 17.

Fig. 19 is a top view of fig. 17.

FIG. 20 is a schematic structural view of example 8.

Fig. 21 is a schematic structural view of a mounting base according to embodiment 8.

Fig. 22 is a top view of fig. 21.

FIG. 23 is a schematic structural view of example 9.

Fig. 24 is a schematic structural view of a mounting base according to embodiment 9.

Fig. 25 is a top view of fig. 24.

The parts in the drawings are numbered as follows: the device comprises a clamping piece 1, a clamping seat 1.1, a weight reduction groove 1.11, a vertical section 1.12, a horizontal section 1.13, a lifter 1.2, a lifting support 1.21, a driving nut 1.22, a connecting rod 1.3, a clamping bolt 2, a screw rod 4, a stable connecting rod 5, a hook 6, a rotary buckle 7, a reinforcing rod 8, a pull rod 9, a stable seat 10, a stable pull rod 11, a thrust bearing 12, ratchet wheel teeth 13, a ratchet wrench 14, a pawl 15, an optical cable 16, a suspension clamp 17, a preformed armor wire protective line 18, a cross arm 19, a stable bolt 20, an installation base 21, a fixing part 21.1, a support part 21.2, a baffle plate 23, an electric pole 24, a hardware hanging part 25, a locking bolt 26 and a steel pipe tower 27.

The specific implementation mode is as follows:

example 1: as shown in fig. 1 to 4, the power cable lifting device comprises two clamping members 1, wherein each clamping member 1 comprises a clamping seat 1.1, a lifter 1.2 and a horizontally arranged connecting rod 1.3; the lifter 1.2 comprises a lifting support 1.21 and a driving nut 1.22, one end of the driving nut 1.22 is arranged in the lifting support 1.21 and is rotationally connected with the lifting support 1.21 through a thrust bearing 12; two ends of the connecting rod 1.3 are respectively connected with the clamping seat 1.1 and a lifting support 1.21 of the lifter 1.2 through bolts; a clamping bolt 2 penetrates between the side walls of the two clamping seats 1.1 back to the corresponding connecting rod 1.3; the connecting rods 1.3 of the two clamping pieces 1 are arranged in a straight line, and the two clamping pieces 1 are symmetrically arranged; the clamping seats 1.1 are of L-shaped structures, the horizontal sections 1.13 of the two clamping seats 1.1 are positioned on the same straight line, the vertical sections 1.12 of the two clamping seats 1.1 are arranged back to back, the top ends of the two vertical sections 1.12 are connected through clamping bolts 2, the end points of the horizontal sections 1.13 of the two clamping seats 1.1 are fixedly connected with corresponding lifters 1.2 through connecting rods 3 respectively, in order to leave enough space for replacing the preformed armor rods 18, and the distance between the clamping parts 1 and the lifters 1.2 is kept through the connecting rods 1.3; the embodiment is used for the cross arm 19 to be an inverted T-shaped structure formed by splicing two angle steels, the bottom surfaces of the two clamping seats 1.1 in the embodiment are horizontal planes, when the utility model is installed, the bottom surfaces of the horizontal sections 1.13 of the clamping seats 1.1 are placed above the horizontal side of the cross arm 19, and the two clamping seats 1.1 are fixed through the clamping bolts 2 after clamping the vertical side of the cross arm 19; a screw rod 4 is vertically penetrated and screwed in a driving nut 1.22 on each lifter 1.2, the bottom end of the screw rod 4 is movably arranged below the lifter 1.2 and is movably connected with a hook 6 in a split manner; the outer wall of the driving nut 1.22 is provided with a plurality of ratchet wheel teeth 13 which are uniformly distributed along the circumferential direction, a ratchet wrench 14 is separately sleeved on the outer wall of the driving nut 1.22, and a pawl 15 movably clamped with the ratchet wheel teeth 13 is arranged in the ratchet wrench 14 in a penetrating manner; the bottom end of the screw rod 4 is movably arranged below the lifter 1.2 and is detachably connected with a hook 6 through a bolt; after the utility model is fixed on the cross arm 19 through the clamping piece 1, the two lead screws 4 are symmetrically arranged at the two sides of the suspension clamp 17; in the process of simultaneously rotating the two ratchet wrenches 14 to enable the corresponding driving nuts 1.22 to rotate in a single direction, the lead screw 4 moves upwards, the two hooks 6 lift the corresponding optical cables 16 at two sides of the suspension clamp 17 simultaneously, so that the suspension clamp 17 is in a loose state and is convenient to replace; from this, through the utility model discloses need not drop optical cable 16 subaerial and protect lines 18 to suspension clamp 17 and preformed armor rod and change, easy operation, low in labor strength, the operating efficiency is high.

The bottom surface of each clamping seat 1.1 is rotatably provided with a rotary buckle 7, and the rotary buckle 7 can be tightly pressed on the bottom surface of the horizontal side of the cross arm 19 under the matching action of a bolt and a nut, so that the utility model is more stable; set up on the tight seat 1.1 of clamp and subtract heavy recess 1.11, be favorable to alleviateing the utility model discloses a whole weight alleviates heavy burden of cross arm 19.

Instructions for use: when the utility model is installed, the bottoms of the two clamping seats 1.1 of the clamping piece 1 are inserted into the vertical side of the cross arm 19, the bottom surface of each clamping seat 1.1 is abutted against the top surface of the horizontal side of the cross arm 19, and the top ends of the two clamping seats 1.1 are screwed and fixed on the cross arm 19 through the clamping bolts 2; rotating each rotary buckle 7 to enable the rotary buckle 7 to be arranged below the horizontal side bottom surface of the cross arm 19, enabling the rotary buckle 7 to be abutted against the horizontal side bottom surface of the cross arm 19 through a fastening bolt, so as to fix the clamping piece 1 on the cross arm 19, and at the moment, two lead screws 4 are symmetrically arranged at two sides of the suspension clamp 17; then, the two ratchet wrenches 14 are rotated simultaneously, so that in the process of unidirectional rotation of the corresponding driving nuts 1.22, the lead screw 4 moves upwards, the two hooks 6 lift the optical cables 16 corresponding to the two sides of the suspension clamp 17 simultaneously, so that the suspension clamp 17 is in a loose state, and the suspension clamp 17 and the pre-twisted wire protection strip 18 are convenient to detach and replace.

Example 2: as shown in fig. 5 and 6, the overall structure of the power optical cable lifting device is substantially the same as that of embodiment 1, except that a vertically arranged reinforcing rod 8 is sleeved on a clamping bolt 2 between two clamping seats 1.1, a pull rod 9 is arranged between the top end of the reinforcing rod 8 and each lifter 1.2, and two ends of the pull rod 9 are respectively connected with the reinforcing rod 8 and a lifting support 1.21 of the lifter 1.2 through bolts; a stable triangular structure is formed by the reinforcing rod 8 and the pull rod 9, which is beneficial to improving the bearing capacity of the connecting rod 1.3 and ensures that the optical cable 16 of the utility model is always in a stable state in the process of lifting; the utility model discloses a fixed connection can all be dismantled through the bolt to connecting rod 1.3, stiffener 8 and pull rod 9, the dismouting of being convenient for and carrying.

Example 3: as shown in fig. 7, the overall structure of the power optical cable hoisting device is substantially the same as that of embodiment 2, except that this embodiment is used in a case where the cross arm 19 is a circular tube structure, and the opposite surfaces of the two clamping seats 1.1 in this embodiment are arc surfaces matched with the outer wall of the circular tube-shaped cross arm 19, when mounting, the two clamping seats 1.1 in this embodiment are butt-jointed and fastened to the outer wall of the cross arm 19, and the two clamping seats 1.1 are fixedly connected through the clamping bolt 2.

Example 4: as shown in fig. 8 and 9, the power cable lifting device has substantially the same overall structure as that of embodiment 2, except that it further includes a stabilizing link 5 and two stabilizing seats 10; a stable connecting rod 5 is respectively arranged between the two stable seats 10 and the corresponding lifter 1.2, two ends of the stable connecting rod 5 are respectively connected with the stable seats 10 and the lifting support 1.21 of the lifter 1.2 through bolts, and a stable bolt 20 is arranged between the side walls of the two stable seats 10, which are back to the corresponding stable connecting rod 5; the fixing seat 10 and the clamping seat 1.1 are in the same horizontal plane, and the connecting line of the fixing seat 10 and the clamping seat 1.1 is vertical to the connecting line of the two lifters 1.2, in this embodiment, the clamping member 1 and the fixing seat 10 are arranged in a straight line and parallel to the length direction of the cross arm 19, so that the clamping member 1 and the fixing seat 10 can be clamped on the cross arm 19 at the same time, and the embodiment is fixed and stable; be equipped with firm pull rod 11 between 8 tops of stiffener and the firm seat 10, on the firm bolt 20 between two firm seats 10 was located to the pot head of firm pull rod 11, the other end of firm pull rod 11 passed through the bolt and is connected with 8 tops of stiffener, made overall structure more firm.

Example 5: as shown in fig. 10 to 12, the overall structure of the power optical cable lifting device is substantially the same as that of embodiment 2, except that the device further includes a mounting base 21, where the mounting base 21 includes a fixing part 21.1 and a supporting part 21.2, in this embodiment, the supporting part 21.2 is two angle steels arranged in parallel back to back, the fixing part 21.1 is arranged in parallel back to back and two angle steels arranged perpendicularly with respect to the supporting part 21.2, and the top surface of the vertical section of the fixing part 21.1 is welded and fixed with the bottom surface of the horizontal section of the supporting part 21.2; when a cross arm 19 of an inverted-T-shaped structure consisting of two angle steels on an iron tower is arranged in parallel with an optical cable 16 and the optical cable 16 needs to be lifted by a lifter 1.2, firstly, an installation base 21 of the embodiment needs to be adopted, the two angle steels of a fixed part 21.1 are clamped on the cross arm 19 in parallel, two angle steel vertical sections of the cross arm 19 are arranged between the two angle steels of the fixed part 21.1, the two angle steel vertical sections of the cross arm 19 are in sliding contact with angle steel vertical sections corresponding to the fixed part 21.1, at the moment, the two angle steels for a supporting part 21.2 are arranged vertically relative to the optical cable 16, and when a clamping part 1 is erected and fixed on the two angle steels of the supporting part 21.2, two hooks 6 are arranged along the direction of the optical cable 16, so that the optical cable 16 can be lifted; the baffle plates 23 are fixed at the end parts of the two angle steels of the support piece 21.2, play a role in limiting and blocking the clamping piece 1 and avoid slipping from the support piece 21.2.

Example 6: as shown in fig. 13 to 15, the overall structure of the power optical cable lifting device is substantially the same as that of embodiment 2, except that the power optical cable lifting device further includes an installation base 21, the installation base 21 includes the installation base 21, the installation base 21 includes a fixing component 21.1 and a supporting component 21.2, in this embodiment, the supporting component 21.2 is two angle irons which are arranged in parallel in a back-to-back manner, the fixing component 21.1 is a fixing plate which is arranged perpendicular to the two angle irons of the supporting component 21.2, bottom surfaces of horizontal sections of the two angle irons of the supporting component 21.2 are welded and fixed with top surfaces of the fixing plate, and locking bolts 26 are screwed on the fixing plate; when a cross arm 19 of a T-shaped structure consisting of two angle steels on an iron tower is arranged in parallel with an optical cable 16 and the optical cable 16 needs to be lifted by a lifter 1.2, firstly, an installation base 21 of the embodiment needs to be adopted, a fixing plate is fixed on the cross arm 19 through a locking bolt 26 and a nut, so that the two angle steels of a support piece 21.2 are vertically arranged relative to the optical cable 16, and then two hooks 6 are arranged along the direction of the optical cable 16, thereby realizing the lifting of the optical cable 16; the baffle plates 23 are fixed at the end parts of the two angle steels of the support piece 21.2, play a role in limiting and blocking the clamping piece 1 and avoid slipping from the support piece 21.2.

Example 7: as shown in fig. 16 to 19, the overall structure of the power optical cable lifting device is substantially the same as that of embodiment 2, except that the device further includes a mounting base 21, where the mounting base 21 includes a fixing part 21.1 and a supporting part 21.2, in this embodiment, the fixing part 21.1 is a hoop structure, and the supporting part 21.2 is two supporting plates which are arranged in parallel and correspondingly fixed on the same side end of the fixing part 21.1; when the optical cable 16 on the electric pole 24 needs to be lifted, but the cross arm 19 does not exist on the electric pole 24, the clamping piece 1 needs to be installed by using the embodiment; the mounting base 21 is fixed on the electric pole 24 adjacent to the optical cable 16 through the fixing part 21.1 of the hoop structure, and then the clamping part 1 is erected and fixed on the two supporting plates of the supporting part 21.2, so that the optical cable 16 can be lifted; a baffle plate 23 is fixed at the end part of the supporting plate of the supporting member 21.2, and plays a role in limiting and blocking the clamping member 1, so as to avoid slipping off from the supporting member 21.2.

Example 8: as shown in fig. 20 to 22, the power optical cable lifting device further includes a mounting base 21, the mounting base 21 includes a fixing component 21.1 and a supporting component 21.2, the overall structure of the present embodiment is substantially the same as that of embodiment 6, except that the present embodiment is used on an electric pole 24, the fixing plate as the fixing component 21.1 is fixed on an existing hardware hanger 25 of the electric pole 24 through a locking bolt 26, at this time, two angle steels of the supporting component 21.2 are vertically arranged relative to the optical cable 16, so as to erect and fix the clamping component 1 on the supporting component 21.2, and further, two hooks 6 are arranged along the direction of the optical cable 16, thereby being capable of lifting the optical cable 16; the baffle plates 23 are fixed at the end parts of the two angle steels of the support piece 21.2, play a role in limiting and blocking the clamping piece 1 and avoid slipping from the support piece 21.2.

Example 9: as shown in fig. 23 to 25, the power optical cable lifting device further includes a mounting base 21, the mounting base 21 includes a fixing part 21.1 and a supporting part 21.2, the overall structure of the present embodiment is substantially the same as that of embodiment 6, except that the fixing part 21.1 includes a fixing plate and clamping plates vertically fixed to two ends of the bottom surface of the fixing plate, and each clamping plate is provided with a locking bolt 26; the embodiment is used on a steel tube tower 27, the steel tube tower 27 usually has no cross arm 19, when the optical cable 16 needs to be lifted by the lifter 1.2, firstly, the installation base 21 of the embodiment needs to be adopted, the fixing plate is placed on the steel tube tower 27 adjacent to the optical cable 16, and then the installation base 21 of the embodiment is locked on the steel tube tower 27 through two locking bolts 26, so that the clamping piece 1 is erected and fixed on the supporting piece 21.2, and the optical cable 16 can be lifted; the baffle plates 23 are fixed at the end parts of the two angle steels of the support piece 21.2, play a role in limiting and blocking the clamping piece 1 and avoid slipping from the support piece 21.2.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The power optical cable lifting device is characterized by comprising two clamping pieces, wherein each clamping piece comprises a clamping seat, a lifter and a horizontally arranged connecting rod; two ends of the connecting rod are respectively connected with the clamping seat and the lifter through bolts; a screw rod is vertically and spirally arranged in a driving nut on each lifter in a penetrating manner, the bottom end of the screw rod is movably arranged below the lifter and is movably connected with a hook in a split manner; and a clamping bolt penetrates between the side walls of the two clamping seats, which are back to and correspond to the connecting rods.

2. The power cable hoist apparatus of claim 1, wherein the riser includes a hoist mount and the drive nut, the drive nut having one end disposed within the hoist mount and being rotatably coupled to the hoist mount by a thrust bearing.

3. The electric power optical cable lifting device according to claim 2, wherein the outer wall of the driving nut is provided with a plurality of ratchet wheel teeth which are uniformly distributed along the circumferential direction, a ratchet wrench is sleeved on the outer wall of the driving nut in a split manner, and a pawl movably clamped with the ratchet wheel teeth is arranged in the ratchet wrench in a penetrating manner.

4. The power cable hoist as claimed in claim 1, wherein each of the clamping shoes is pivotally mounted on its underside with a pivoting latch.

5. The power optical cable lifting device according to any one of claims 1 to 4, wherein a vertically arranged reinforcing rod is sleeved on the clamping bolt between the two clamping seats, a pull rod is arranged between the top end of the reinforcing rod and each lifter, and two ends of the pull rod are respectively connected with the reinforcing rod and the lifter through bolts.

6. The power cable hoist according to claim 5, characterized in that it further comprises a stabilizing link and two stabilizing seats; the two stabilizing seats are respectively provided with one stabilizing connecting rod between the two stabilizing seats and the corresponding lifter, two ends of each stabilizing connecting rod are respectively connected with the stabilizing seats and the corresponding lifter through bolts, and stabilizing bolts penetrate through the side walls of the two stabilizing seats back to the corresponding stabilizing connecting rods.

7. The power optical cable lifting device according to claim 6, wherein a stabilizing pull rod is arranged between the top end of the reinforcing rod and the stabilizing seats, one end of the stabilizing pull rod is sleeved on the stabilizing bolt between the two stabilizing seats, and the other end of the stabilizing pull rod is connected with the top end of the reinforcing rod through a bolt.

8. The power cable hoist according to claim 1, further comprising a mounting base including a fixed member and a support member fixedly connected to the fixed member.

9. The power cable lifting device according to claim 8, wherein the fixing member is a hoop structure, and the supporting member is two supporting plates disposed in parallel and correspondingly fixed to the ends of the fixing member on the same side.

10. The power cable lifting device according to claim 8, wherein the supporting member is two angle steels arranged in parallel back to back, and the bottom surface of the horizontal section of the supporting member is fixedly connected with the top surface of the fixing member.

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