CN114944633A

CN114944633A - Power line damper

Info

Publication number: CN114944633A
Application number: CN202210671587.3A
Authority: CN
Inventors: 卢正栋; 王茜; 王宇廷; 王旭日
Original assignee: Zhejiang Taichang Industry Co ltd
Current assignee: Zhejiang Taichang Industry Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-08-26

Abstract

The invention discloses a power line damper, which relates to the technical field of dampers and comprises a suspension block and connecting rods arranged at two ends of the suspension block, and further comprises: the limiting structure comprises a connecting block fixedly mounted on the suspension block, a bevel rack is mounted on the connecting block in a rotating mode, an arc rod is mounted on the bevel rack through a connecting structure, a plurality of bevel gears are mounted on the connecting block in a rotating mode, the bevel rack and the arc rod are meshed with the bevel gears, a second screw rod connected with the connecting block in a sliding mode is inserted into the bevel gears in a threaded mode, a circular ring is formed after the bevel rack and the arc rod are combined, a protruding block is fixedly connected onto the connecting block, and the bevel rack and the arc rod penetrate through the protruding block. According to the invention, the connecting block is arranged on the cable, wherein the arc-shaped rod and the conical rack are separated, so that the cable can conveniently enter between the second screw rods, and the connecting block can be conveniently arranged on cables with different diameters through the movement between the second screw rods.

Description

Power line damper

Technical Field

The invention relates to the technical field of damper, in particular to a damper for a power line.

Background

In an electric power circuit, a cable is affected by wind to cause the cable to shake, and the joint between the cable and a bracket is easily damaged due to the long-term conventional cable shaking, so that a damper is usually installed on the cable to reduce the influence generated when the cable shakes;

the invention discloses a vibration-proof hammer for a power line, which is disclosed as CN107872041A, 2018, 04, 03 and named as 'a vibration-proof hammer for a power line', and comprises a vibration-proof hammer strand, a first strand inner layer, a first strand outer layer, a second strand inner layer, a second strand outer layer, a first hammer head, a second hammer head and a wire clamp, wherein the first hammer head and the second hammer head are fixed at two ends of the vibration-proof hammer strand, the vibration-proof hammer strand is connected with a wire clamp, the wire clamp is arranged on the first hammer head and the second hammer head, the distance between the wire clamp and the first hammer head is different from that between the wire clamp and the first hammer head, and the first hammer head and the second hammer head are provided with arc-shaped wind resistance grooves for increasing wind resistance of the wire clamp. The vibration damper stranded wire is formed by twisting a first stranded wire and a second stranded wire. The invention can restrain breeze vibration, has better vibration-proof performance, stable structure, less electric energy loss and long service life.

When the existing damper is used, a wire clamp on the damper can only be installed on a cable with one diameter, and when the damper is needed to be installed on cables with different sizes, the wire clamp of the damper is often needed to be replaced, so that the adaptation rate of the damper is low.

Disclosure of Invention

The invention aims to provide a damper for a power line, which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a power line damper, includes the hanger block and installs the connecting rod at the hanger block both ends, still includes: the limiting structure comprises a connecting block fixedly mounted on the suspension block, a bevel rack is rotatably mounted on the connecting block, an arc-shaped rod is mounted on the bevel rack through a connecting structure, a plurality of bevel gears are rotatably mounted on the connecting block, the bevel rack and the arc-shaped rod are meshed with the bevel gears, and second screw rods slidably connected with the connecting block are inserted into the bevel gears through threads.

Preferably, the conical rack and the arc-shaped rod form a circular ring after being combined.

Preferably, the connecting block is fixedly connected with a convex block, the conical rack and the arc-shaped rod penetrate through the convex block, and a second screw is inserted into the convex block through threads.

Preferably, the second screw is fixedly connected with a pressing plate, one end of the pressing plate, far away from the second screw, is fixedly connected with a rubber pad, and the length of the pressing plate is greater than the width of the connecting block.

Preferably, the connecting structure comprises an inserting rod inserted in the arc-shaped rod in a sliding manner, and slots matched with the inserting rod in size are formed in the two ends of the conical rack.

Preferably, the arc-shaped rod is provided with a sliding groove, the longitudinal section of the inserted bar is L-shaped, and a spring is fixedly connected between the short arm end of the inserted bar and the inner wall of the sliding groove.

Preferably, be provided with the regulation structure on the connecting rod, the regulation structure includes the first hammer block of fixed mounting on the connecting rod, screw thread is inserted and is equipped with first screw rod on the first hammer block, rotate on the first screw rod and install the second hammer block, the gag lever post that fixedly connected with and first hammer block pegged graft mutually on the second hammer block, the cover has spare block on the gag lever post.

Preferably, the spare block is provided with a groove matched with the limiting rod.

Preferably, the first hammer body is sleeved with a sliding sleeve in a sliding mode, and first screws are inserted into two ends of the sliding sleeve in a threaded mode.

In the above technical solution, the invention provides a damper for a power line, which has the following beneficial effects: each second screw rod is along the circumference array of awl rack, after awl rack and arc pole are connected through connection structure, can rotate in the connecting block, can drive the bevel gear of meshing this moment, make bevel gear rotate, and bevel gear will drive the second screw rod when rotating and remove, and second screw rod and connecting block sliding connection, thereby take place to rotate when avoiding the second screw rod to remove, at this moment, each second screw rod will move towards the direction that is close to each other, thereby extrude the cable, install the connecting block on the cable with this, wherein arc pole and awl rack part back, will make things convenient for the cable to get into between each second screw rod, and through the removal between each second screw rod, conveniently install the connecting block on the cable of different diameters.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the right side structure of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a portion of the structure of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic view of a portion of a bevel rack according to an embodiment of the present invention;

FIG. 5 is a schematic view of a portion of a first ram according to an embodiment of the present invention;

fig. 6 is a partial schematic view of a limiting structure according to an embodiment of the present invention.

Description of reference numerals:

1. a suspension block; 2. a connecting rod; 3. an adjustment structure; 31. a first hammer body; 32. a sliding sleeve; 33. a first screw; 34. a first screw; 35. a limiting rod; 36. a second hammer body; 37. a standby block; 371. a groove; 4. a limiting structure; 41. connecting blocks; 411. a bump; 42. a second screw; 43. a bevel rack; 431. a slot; 44. an arcuate bar; 441. a chute; 45. inserting a rod; 46. a spring; 47. a bevel gear; 48. a second screw; 49. pressing a plate; 5. and connecting the grooves.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, a damper for a power line, which is a further proposed technical solution of the present invention, includes a suspension block 1 and connecting rods 2 installed at two ends of the suspension block 1, and further includes: the limiting structure 4 comprises a connecting block 41 fixedly installed on the suspension block 1, a bevel rack 43 is rotatably installed on the connecting block 41, an arc-shaped rod 44 is installed on the bevel rack 43 through the connecting structure, a plurality of bevel gears 47 are rotatably installed on the connecting block 41, the bevel rack 43 and the arc-shaped rod 44 are both meshed with the bevel gears 47, and second screws 48 which are slidably connected with the connecting block 41 are inserted into the bevel gears 47 in a threaded manner; each second screw 48 is arranged along the circumferential circumference of the conical rack 43, and when the conical rack 43 and the arc-shaped rod 44 are connected through the connecting structure, the second screws 48 can rotate in the connecting block 41, at this time, the engaged bevel gears 47 can be driven, so that the bevel gears 47 rotate, and when the bevel gears 47 rotate, the second screws 48 are driven to move, and the second screws 48 are connected with the connecting block 41 in a sliding manner, so that the second screws 48 are prevented from rotating when moving, at this time, the second screws 48 move towards the direction of approaching each other, so as to extrude the cable, so that the connecting block 41 is installed on the cable, wherein after the arc-shaped rod 44 and the conical rack 43 are separated, the cable can be conveniently introduced between the second screws 48, and the connecting block 41 can be conveniently installed on cables with different diameters through the movement between the second screws 48.

Specifically, the conical rack 43 and the arc-shaped rod 44 are combined to form a circular ring; after the conical rack 43 and the arc-shaped rod 44 form a circular ring, the circular ring can rotate in the connecting block 41, so that each bevel gear 47 is driven to rotate, the connecting grooves 5 are formed in the conical rack 43 and the arc-shaped rod 44, and the connecting block 41 limits the rotation of the conical rack 43 and the arc-shaped rod 44 through the connecting grooves 5.

Specifically, a bump 411 is fixedly connected to the connecting block 41, the conical rack 43 and the arc rod 44 both penetrate through the bump 411, and a second screw 42 is inserted in the bump 411 through a thread; after the bevel rack 43 and the arc rod 44 rotate to the proper positions, the second screw 42 is screwed, and the second screw 42 extrudes the bevel rack 43 or the arc rod 44, so that the bevel rack 43 or the arc rod 44 is limited, the bevel rack 43 and the arc rod 44 are prevented from moving, and the bevel gear 47 meshed with the bevel rack 43 and the arc rod 44 is ensured not to rotate.

Specifically, a pressing plate 49 is fixedly connected to the second screw 48, a rubber pad is fixedly connected to one end of the pressing plate 49 away from the second screw 48, and the length of the pressing plate 49 is greater than the width of the connecting block 41; when the second screws 48 move, the pressing plate 49 is driven to move, wherein the number of the second screws 48 is preferably three, and then the three second screws 48 move towards the center of the circular ring, and the cable is also arranged at the center of the circular ring, and then the three pressing plates 49 clamp the cable under the driving of the three second screws 48, and the friction force between the pressing plate 49 and the cable is increased through rubber pads.

Specifically, the connecting structure comprises an inserting rod 45 which is slidably inserted into the arc-shaped rod 44, and two ends of the conical rack 43 are provided with inserting slots 431 matched with the inserting rod 45 in size; after the conical rack 43 and the arc-shaped rod 44 are well butted, the inserting rod 45 is slid to be inserted into the slot 431, the conical rack 43 is connected with the arc-shaped rod 44 to form a circular ring, the inserting rod 45 cannot extend into the connecting slot 5, and therefore the inserting rod 45 is prevented from influencing the rotation of the conical rack 43 and the arc-shaped rod 44.

Specifically, the arc-shaped rod 44 is provided with a sliding groove 441, the longitudinal section of the insertion rod 45 is L-shaped, and a spring 46 is fixedly connected between the short arm end of the insertion rod 45 and the inner wall of the sliding groove 441; the inserting rod 45 is always pushed to be inserted into the inserting groove 431 through the spring 46, the arc-shaped rod 44 and the conical rack 43 are prevented from accidentally falling off, meanwhile, the L-shaped inserting rod 45 is convenient for workers to use, and can conveniently slide out of the inserting groove 431 or be inserted into the inserting groove 431.

Specifically, the connecting rod 2 is provided with an adjusting structure 3, the adjusting structure 3 comprises a first hammer body 31 fixedly mounted on the connecting rod 2, a first screw 34 is inserted in the first hammer body 31 through threads, a second hammer body 36 is rotatably mounted on the first screw 34, a limiting rod 35 connected with the first hammer body 31 in an inserting mode is fixedly connected to the second hammer body 36, and a spare block 37 is sleeved on the limiting rod 35; when the damper needs to be installed on a cable with a larger size, the first screw 34 is rotated, and the first screw 34 drives the second hammer body 36 to move away from the first hammer body 31, so that a storage space is formed between the first hammer body 31 and the second hammer body 36, in the process of rotating the first screw 34, the limiting rod 35 on the second hammer 36 is always inserted into the first hammer 31, so as to ensure that the second hammer 36 does not rotate in the moving process, the spare blocks 37 can then be fitted over the stop rod 35, at which point the spare blocks 37 will be placed in the storage space, and by adding different numbers of spare blocks 37, when the spare block 37 is added, the first screw 34 is screwed, and the first screw 34 drives the second hammer 36 to move toward the first hammer 31, so that the first hammer body 31 and the second hammer body 36 clamp the spare block 37 and prevent the spare block 37 from falling off.

Specifically, the spare block 37 is provided with a groove 371 matched with the limiting rod 35; the limiting rod 35 is square, and after the spare block 37 is sleeved on the limiting rod 35 through the groove 371, the groove 371 and the square limiting rod 35 are tightly matched, so that the spare block 37 is prevented from deviating.

Specifically, a sliding sleeve 32 is slidably sleeved on the first hammer body 31, and first screws 33 are inserted into both ends of the sliding sleeve 32 through threads; after the spare block 37 is mounted on the limiting rod 35, the sliding sleeve 32 is slid until the sliding sleeve 32 blocks the storage space, at this time, the two first screws 33 are respectively located on the first hammer body 31 and the second hammer body 36, then the two first screws 33 are tightened, at this time, the two first screws 33 respectively abut against the first hammer body 31 and the second hammer body 36, so that the sliding sleeve 32 is limited from moving, the sliding sleeve 32 also ensures that sundries cannot fall into the storage space, and the second hammer body 36 is further limited through the two first screws 33 on the sliding sleeve 32, so that the second hammer body 36 is prevented from sliding.

The working principle is as follows: the second screws 48 are arrayed along the circumferential circumference of the conical rack 43, and when the conical rack 43 and the arc-shaped rod 44 are connected through the connection structure, they can rotate in the connection block 41, at this time, the engaged conical gear 47 can be driven, so that the conical gear 47 rotates, and when the conical gear 47 rotates, the second screws 48 will be driven to move, and the second screws 48 and the connection block 41 are connected in a sliding manner, so that the second screws 48 are prevented from rotating when moving, at this time, the second screws 48 will move towards each other to press the cable, thereby mounting the connection block 41 on the cable, wherein when the arc-shaped rod 44 and the conical rack 43 are separated, the cable will be conveniently led between the second screws 48, and by the movement between the second screws 48, the connection block 41 can be conveniently mounted on cables of different diameters, wherein the conical rack 43 and the arc-shaped rod 44 form a circular ring, the connecting block 41 can rotate in the connecting block 41 to drive each bevel gear 47 to rotate, the conical rack 43 and the arc rod 44 are respectively provided with a connecting groove 5, the connecting block 41 limits the conical rack 43 and the arc rod 44 to rotate through the connecting grooves 5, when the conical rack 43 and the arc rod 44 rotate to proper positions, the second screw 42 is screwed, the second screw 42 extrudes the conical rack 43 or the arc rod 44 to limit the conical rack 43 or the arc rod 44 from moving, so as to ensure that the bevel gears 47 meshed with the conical rack 43 and the arc rod 44 cannot rotate, when the second screw 48 moves, the pressing plate 49 is driven to move, wherein the number of the second screw 48 is preferably three, at the moment, the three second screw 48 move towards the circle center of the circular ring, and the cable is also arranged at the center of the circular ring, at the moment, the three pressing plates 49 clamp the cable under the driving of the three second screw 48, and the friction between the pressing plate 49 and the cable is increased by the rubber pad, after the conical rack 43 and the arc-shaped rod 44 are butted, the inserting rod 45 is slid to be inserted into the slot 431, at the moment, the conical rack 43 is connected with the arc-shaped rod 44 to form a circular ring, wherein the inserting rod 45 cannot extend into the connecting groove 5, so that the inserting rod 45 is prevented from influencing the rotation of the conical rack 43 and the arc-shaped rod 44, the inserting rod 45 is always pushed to be inserted into the slot 431 by the spring 46, the arc-shaped rod 44 and the conical rack 43 are prevented from accidentally falling off, meanwhile, the L-shaped inserting rod 45 is convenient for a worker to use and conveniently slide out of the slot 431 or insert into the slot 431, when the vibration damper needs to be installed on a cable with a larger size, the weight of the hammer body is often needed to be larger, at the moment, the first screw 34 is rotated first, at the moment, the first screw 34 drives the second hammer body 36 to move towards the direction far away from the first hammer body 31, at this time, a storage space is generated between the first hammer body 31 and the second hammer body 36, and in the process of rotating the first screw rod 34, the limiting rod 35 on the second hammer body 36 is always inserted into the first hammer body 31, so as to ensure that the second hammer body 36 does not rotate in the moving process, then the spare block 37 can be sleeved on the limiting rod 35, at this time, the spare block 37 is placed in the storage space, different numbers of spare blocks 37 are required to be added, when the spare blocks 37 are added, the first screw rod 34 is screwed, at this time, the first screw rod 34 drives the second hammer body 36 to move towards the first hammer body 31, so that the spare block 37 is clamped by the first hammer body 31 and the second hammer body 36, the spare block 37 is prevented from falling off, the limiting rod 35 is specifically square, after the spare block 37 is sleeved on the limiting rod 35 through the groove 371, the groove 371 is tightly matched with the square limiting rod 35, so as to prevent the spare block 37 from deviating, after the spare block 37 is mounted on the limiting rod 35, the sliding sleeve 32 is slid until the sliding sleeve 32 shields the storage space, at this time, the two first screws 33 are respectively located on the first hammer body 31 and the second hammer body 36, then the two first screws 33 are screwed, at this time, the two first screws 33 respectively abut against the first hammer body 31 and the second hammer body 36, so that the sliding sleeve 32 is limited from moving, the sliding sleeve 32 also ensures that sundries cannot fall into the storage space, and the second hammer body 36 is further limited through the two first screws 33 on the sliding sleeve 32, so that the second hammer body 36 is prevented from sliding.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a power line damper, includes hanger block (1) and installs connecting rod (2) at hanger block (1) both ends, its characterized in that still includes:

limit structure (4), limit structure (4) include connecting block (41) of fixed mounting on hanging block (1), rotate on connecting block (41) and install bevel rack (43), install arc pole (44) through connection structure on bevel rack (43), rotate on connecting block (41) and install a plurality of bevel gear (47), bevel rack (43) and arc pole (44) all mesh with bevel gear (47), bevel gear (47) are gone up the screw thread and are inserted and are equipped with second screw rod (48) with connecting block (41) sliding connection.

2. An electric power line damper as claimed in claim 1, wherein said conical rack (43) and said curved rod (44) are combined to form a circular ring.

3. An electric power line damper as claimed in claim 1, wherein a projection (411) is fixedly connected to the connecting block (41), the conical rack (43) and the arc-shaped rod (44) both penetrate through the projection (411), and a second screw (42) is inserted in the projection (411) through a thread.

4. An electric power line damper as claimed in claim 1, characterized in that a pressure plate (49) is fixedly connected to the second screw (48), a rubber pad is fixedly connected to one end of the pressure plate (49) far away from the second screw (48), and the length of the pressure plate (49) is greater than the width of the connecting block (41).

5. The damper for power lines as claimed in claim 1, wherein the connecting structure comprises an insertion rod (45) slidably inserted in the arc-shaped rod (44), and the two ends of the conical rack (43) are both provided with slots (431) with a size matched with that of the insertion rod (45).

6. The damper for power lines as claimed in claim 5, wherein the arc-shaped rod (44) is provided with a sliding groove (441), the longitudinal section of the inserted rod (45) is L-shaped, and a spring (46) is fixedly connected between the short arm end of the inserted rod (45) and the inner wall of the sliding groove (441).

7. The power line damper as claimed in claim 1, wherein the connecting rod (2) is provided with an adjusting structure (3), the adjusting structure (3) comprises a first hammer body (31) fixedly mounted on the connecting rod (2), a first screw (34) is inserted into the first hammer body (31) through a thread, a second hammer body (36) is rotatably mounted on the first screw (34), the second hammer body (36) is fixedly connected with a limiting rod (35) which is connected with the first hammer body (31) in an inserting manner, and a spare block (37) is sleeved on the limiting rod (35).

8. The damper for power lines as claimed in claim 7, wherein the backup block (37) is formed with a groove (371) for engaging with the stop rod (35).

9. An electric power line damper as claimed in claim 8, characterized in that said first damper body (31) is slidably sleeved with a sliding sleeve (32), and both ends of said sliding sleeve (32) are threaded with a first screw (33).