CN112152178A

CN112152178A - Automatic locking damper

Info

Publication number: CN112152178A
Application number: CN202010987535.8A
Authority: CN
Inventors: 杨明军; 杨宇萍
Original assignee: Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Current assignee: Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2020-12-29

Abstract

The invention belongs to the technical field of damper, and particularly relates to an automatic locking damper; the device comprises a main hammer head and a connecting rod, wherein two ends of the connecting rod are connected with a connecting jacking block, the connecting jacking block is connected with the main hammer head, and the main hammer head is connected with an adjusting balancing weight; a pressing arc plate is arranged in the connecting top block and is connected with a pressing bolt; the middle part of the connecting rod is connected with a connecting sleeve, and the connecting sleeve is sequentially connected with a middle connecting block, a middle connecting rod and a self-locking wire clamp; the self-locking wire clamp comprises an upper clamping plate, a lower clamping plate and a locking pull rod, wherein a second annular tooth is arranged at the lower part of the locking pull rod, a locking annular plate is arranged outside the second annular tooth, a first annular tooth is arranged on the inner side surface of the locking annular plate, the outer side surface of the locking annular plate is connected with a pressure spring and a guide rod, and a thread head is arranged at the end part of the locking pull rod; the invention can adapt to the anti-vibration requirements of various overhead lines by adjusting the counter weight, the position and the angle of the hammer head and other measures, can realize the quick installation on the overhead line, and can effectively avoid the looseness of the wire clamping after long-term work.

Description

Automatic locking damper

Technical Field

The invention belongs to the technical field of damper, and particularly relates to an automatic locking damper.

Background

The tension insulator is used for insulating and fixing a lead in a high-voltage overhead power transmission and distribution line, is an important element in the process of erecting a long-distance long-span power transmission line, can vibrate when the lead is acted by wind force, and when the lead vibrates, the joint of the lead and other parts is influenced most by long-time vibration; traditional wire damper utilizes bolt and nut's cooperation fastening on the wire, when power line constructor installs wire damper at the high altitude, the staff need be with the help of appurtenance or people directly climb the operation on the wire, its shortcoming is that the staff is in physical power and the high centralized state of spirit, can not screw up bolt and nut completely, can consume a large amount of physical power of staff simultaneously at this in-process, lead to work efficiency low, the wire damper is easy to slide on the wire because of the not hard up of screw thread after long-time work, thereby reduce the antivibration effect and play the anti-reaction even, it is very necessary to provide one kind and can install the automatic locking damper fast high-efficiently.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an automatic locking damper which is reasonable in structure, convenient to operate and use and capable of being installed quickly and efficiently.

The purpose of the invention is realized as follows: the automatic locking damper comprises a main hammer head and a connecting rod, wherein two ends of the connecting rod are connected with connecting ejector blocks in a sliding mode, the connecting ejector blocks are connected with the main hammer head in a rotating mode, and the main hammer head is connected with an adjusting balancing weight; a cavity is arranged in the connecting ejector block, the bottom of the cavity is arc-shaped, a compression arc plate is arranged in the cavity, the top of the compression arc plate is rotatably connected with a compression bolt, and the compression bolt penetrates through the top of the connecting ejector block and is in threaded connection with the connecting ejector block; the middle part of the connecting rod is connected with a connecting sleeve, the top of the connecting sleeve is connected with a middle connecting block, the top of the middle connecting block is connected with a middle connecting rod, and the top of the middle connecting rod is connected with a self-locking wire clamp; the self-locking wire clamp comprises an upper clamp plate and a lower clamp plate, wherein an anti-skidding pressing plate is arranged on a cambered surface of the lower clamp plate, which is used for clamping a wire, the upper clamp plate is connected with the lower clamp plate through a locking pull rod, a second annular tooth is arranged on the lower portion of the locking pull rod, a locking annular plate is arranged on the outer side of the second annular tooth, the locking annular plate is an arc-shaped plate, a first annular tooth meshed with the second annular tooth is arranged on the inner side surface of the locking annular plate, a pressure spring and a guide rod are connected to the outer side surface of the locking annular plate, the guide rod is in sliding fit with a guide groove in the lower clamp plate, a thread head is arranged at the end portion of the locking pull rod, and the locking pull rod is connected with the lower clamp plate through threads.

The connecting rod is a stainless steel stranded wire.

The main hammer head is connected with the adjusting balancing weight through a connecting bolt pair, and a split pin used for blocking a nut of the connecting bolt pair from falling off is arranged at the end of the connecting bolt pair.

The bottom of the connecting ejector block is connected with a connecting rotary head, and the connecting ejector block is connected with the main hammer head in a rotating mode through the connecting rotary head.

The side surface of the main hammer head is provided with a first directional bolt, and the end part of the first directional bolt selectively abuts against the side surface of the connecting rotary head.

The middle connecting rod is rotatably connected with the middle connecting block, a second directional bolt is arranged on the side face of the middle connecting block, and one end of the second directional bolt selectively abuts against the side face of the middle connecting rod.

The anti-skidding pressing plate is an aluminum plate, and convex teeth are arranged on the anti-skidding pressing plate.

The upper clamping plate is provided with a first boss, the lower clamping plate is provided with a second boss, the locking pull rod penetrates through the first boss and the second boss, and the top of the locking pull rod is provided with a butterfly-shaped handle.

The invention has the beneficial effects that: the automatic locking damper mainly comprises a main hammer head, a connecting rod and a self-locking wire clamp, wherein the main hammer head can be matched with an adjusting balancing weight, and can be connected with adjusting balancing weights with different weights according to needs, so that the purpose of quickly adjusting the weight of the main hammer head according to needs is achieved, the mounting requirements of the overhead frame damper with different needs can be met, and the practicability and the applicability of the automatic locking damper are improved; through the rotary connection of the main hammer head and the connecting jacking block, the included angle between the main hammer head and the connecting rod can be adjusted in time according to the shockproof requirements of different overhead lines, different shockproof requirements are met, the operation is rapid and efficient, and the practicability of the anti-vibration device is further improved; the connecting top block is connected with the connecting rod through the pressing arc plate and the pressing bolt, so that the vibration-proof device can be conveniently and quickly disassembled, or the suspension position of the main hammer head on the connecting rod is adjusted to meet different vibration-proof requirements; the connecting rod is connected with the self-locking wire clamp through the connecting sleeve, the middle connecting block and the middle connecting rod, the self-locking wire clamp clamps a wire through the upper clamping plate and the lower clamping plate, and the anti-skidding pressing plate is arranged on the inner arc surface of the wire clamped by the upper clamping plate and the lower clamping plate, so that the friction force between the self-locking wire clamp and the wire is increased, and meanwhile, the wire is prevented from being damaged; the upper clamping plate and the lower clamping plate are connected through the locking pull rod, the locking pull rod penetrates through the upper clamping plate and the lower clamping plate, the second ring teeth at the lower part of the locking pull rod press the locking ring plate to slide outwards in the process of penetrating the locking pull rod, the locking pull rod can be rotated after the thread head contacts with the threaded hole at the bottom of the lower clamping plate, the upper clamping plate and the lower clamping plate are further drawn close through the pulling force of threaded connection, so that the purpose of pressing a wire is achieved, after the locking pull rod stops penetrating, the locking ring plate is close to the locking pull rod under the pushing force of the pressure spring, the first ring teeth on the locking pull rod are meshed with the second ring teeth on the locking pull rod, the locking pull rod is prevented from returning, and self-locking is achieved; the anti-vibration device has the advantages of reasonable integral structure and convenient operation and use, can meet the anti-vibration requirements of various overhead lines by adjusting the counter weight, the position and the angle of the hammer head and other measures, can realize quick installation on the overhead lines, can effectively avoid the looseness of wire clamping after long-term work, reduces the labor intensity and improves the working efficiency.

Drawings

Fig. 1 is a front view structural schematic diagram of the automatic locking damper of the present invention.

Fig. 2 is a schematic structural view of an elevation view of the self-locking wire clamp of the automatic locking vibration damper of the invention.

FIG. 3 is a left side view structural schematic diagram of the self-locking wire clamp of the automatic locking damper of the invention.

Fig. 4 is a schematic structural view of the connection between the locking pull rod and the locking ring plate of the automatic locking damper of the present invention.

FIG. 5 is a schematic structural view of the connection between the connecting top block and the connecting rod of the automatic locking damper of the present invention.

Fig. 6 is a schematic structural view of the connection between the main hammer head of the automatic locking damper and the adjusting counterweight block.

In the figure: 1. the device comprises a first directional bolt 2, a main hammer head 3, a connecting jacking block 4, a connecting rod 5, a connecting sleeve 6, a lead 7, a self-locking wire clamp 8, a middle connecting rod 9, a second directional bolt 10, a middle connecting block 11, an adjusting balancing weight 12, a locking pull rod 13, an upper clamping plate 14, a first boss 15, a lower clamping plate 16, an anti-skidding pressing plate 17, a butterfly handle 18, a convex tooth 19, a pressure spring 20, a locking ring plate 21, a second boss 22, a guide rod 23, a guide groove 24, a first ring tooth 25, a second ring tooth 26, a thread head 27, a connecting rotary head 28, a pressing arc plate 29, a pressing bolt 30, a connecting bolt pair 31 and a split pin.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-6, the automatic locking damper comprises a main hammer head 2 and a connecting rod 4, wherein both ends of the connecting rod 4 are slidably connected with connecting ejector blocks 3, the connecting ejector blocks 3 are rotatably connected with the main hammer head 2, and the main hammer head 2 is connected with an adjusting counterweight 11; a cavity is arranged in the connecting top block 3, the bottom of the cavity is arc-shaped, a pressing arc plate 28 is arranged in the cavity, the top of the pressing arc plate 28 is rotatably connected with a pressing bolt 29, and the pressing bolt 29 penetrates through the top of the connecting top block 3 and is in threaded connection with the connecting top block 3; the middle part of the connecting rod 4 is connected with a connecting sleeve 5, the top of the connecting sleeve 5 is connected with an intermediate connecting block 10, the top of the intermediate connecting block 10 is connected with an intermediate connecting rod 8, and the top of the intermediate connecting rod 8 is connected with a self-locking wire clamp 7; self-locking wire clamp 7 is including punch holder 13 and lower plate 15, punch holder 13 with be used for centre gripping wire 6 on the lower plate 15 to be provided with anti-skidding clamp plate 16 on the cambered surface, punch holder 13 with lower plate 15 connects through locking pull rod 12, locking pull rod 12 lower part is provided with second ring tooth 25, the outside of second ring tooth 15 is provided with locking crown plate 20, locking crown plate 20 is the arc, be provided with on the medial surface of locking crown plate 20 with the first ring tooth 24 of second ring tooth 25 looks interlock, the lateral surface of locking crown plate 20 is connected with pressure spring 19 and guide bar 22, guide bar 22 and setting are in guide way 23 sliding fit in the lower plate 15, the tip of locking pull rod 12 is provided with thread head 26, locking pull rod 12 passes through thread head 26 with lower plate 15 threaded connection.

The automatic locking damper mainly comprises a main hammer head 2, a connecting rod 4 and a self-locking wire clamp 7, wherein the main hammer head 2 can be matched with an adjusting balancing weight 11, and can be connected with the adjusting balancing weights 11 with different weights as required, so that the purpose of quickly adjusting the weight of the main hammer head 2 as required is achieved, the mounting requirements of the overhead frame damper with different requirements can be met, and the practicability and the applicability of the automatic locking damper are improved; through the rotary connection of the main hammer head 2 and the connecting jacking block 3, the included angle between the main hammer head 2 and the connecting rod 4 can be adjusted in time according to the shockproof requirements of different overhead lines, different shockproof requirements are met, the operation is rapid and efficient, and the practicability of the anti-vibration device is further improved; the connecting top block 3 is connected with the connecting rod 4 through the pressing arc plate 28 and the pressing bolt 29, so that the vibration-proof device can be conveniently and quickly disassembled, or the suspension position of the main hammer head 2 on the connecting rod 4 is adjusted to meet different vibration-proof requirements; the connecting rod 4 is connected with the self-locking wire clamp 7 through the connecting sleeve 5, the middle connecting block 10 and the middle connecting rod 8, the self-locking wire clamp 7 clamps the wire 6 through the upper clamping plate 13 and the lower clamping plate 15, and the anti-skidding pressing plate 16 is arranged on the inner arc surface of the wire 6 clamped by the upper clamping plate 13 and the lower clamping plate 15, so that the friction force between the self-locking wire clamp 7 and the wire 6 is increased, and the wire 6 is prevented from being damaged; the upper clamping plate 13 and the lower clamping plate 15 are connected through the locking pull rod 12, the locking pull rod 12 penetrates through the upper clamping plate 13 and the lower clamping plate 15, the second annular tooth 25 at the lower part of the locking pull rod presses the locking annular plate 20 to slide outwards in the process of penetrating the locking pull rod 12, the locking pull rod 12 can be rotated after the threaded head 26 contacts with a threaded hole at the bottom of the lower clamping plate 15, the upper clamping plate 13 and the lower clamping plate 15 are further drawn close through the pulling force of threaded connection, so that the purpose of pressing the wire 6 is achieved, after the locking pull rod 12 stops penetrating, the locking annular plate 20 is close to the locking pull rod 12 under the pushing force of the pressure spring 19, the first annular tooth 24 on the locking pull rod is meshed with the second annular tooth 25 on the locking pull rod 12, the locking pull rod 12 is prevented from retreating, self-locking is realized, in the long-term operation of the vibration damper, the looseness of clamping the wire 6 caused by the looseness of threads can be effectively prevented, the vibration-proof effect is influenced; the anti-vibration device has the advantages of reasonable integral structure and convenient operation and use, can meet the anti-vibration requirements of various overhead lines by adjusting the counter weight, the position and the angle of the hammer head and other measures, can realize quick installation on the overhead lines, can effectively avoid the looseness of wire clamping after long-term work, reduces the labor intensity and improves the working efficiency.

Example 2

For better effect, the connecting rod 4 is a stainless steel stranded wire, can provide high elasticity and high strength, and can effectively resist atmospheric corrosion in long-term work.

For better effect, main tup 2 through connecting bolt pair 30 with adjust the balancing weight 11 and connect, the tip of connecting bolt pair 30 is provided with and is used for blockking the split pin 31 that its nut drops, but convenient and fast ground changes different weight as required adjust the balancing weight 11, simultaneously split pin 31 can effectively avoid the not hard up of connecting bolt pair 30.

For better effect, the bottom of connecting kicking block 3 is connected with connects and turns round 27, it passes through to connect kicking block 3 connect turn round 27 with main tup 2 rotates to be connected, the accessible connect turn round 27 conveniently adjust main tup 2 with the contained angle of connecting rod 4.

For better effect, be provided with first orientation bolt 1 on the side of main tup 2, the tip of first orientation bolt 1 optionally supports in connect the side of turning round 27, the accessible first orientation bolt 1 is to the main tup 2 after the adjustment carry out quick fastening.

For better effect, the middle connecting rod 8 is rotatably connected with the middle connecting block 10, the angle between the connecting rod 4 and the lead 6 can be adjusted through the middle connecting rod 8, a second directional bolt 9 is arranged on the side surface of the middle connecting block 10, one end of the second directional bolt 9 selectively abuts against the side surface of the middle connecting rod 8, and the adjusted middle connecting rod 8 is quickly fixed.

For better effect, the anti-skid pressing plate 16 is made of aluminum, and the anti-skid pressing plate 16 is provided with the convex teeth 18, so that friction between the lead 6 and the upper clamping plate 13 and between the lead 6 and the lower clamping plate 15 can be effectively enhanced, and meanwhile, the lead 6 is prevented from being damaged.

For better effect, be provided with first boss 14 on the punch holder 13, be provided with second boss 21 on the lower plate 15, locking pull rod 12 runs through first boss 14 with second boss 21, can strengthen its with first punch holder 13 with the stability that second clamp 15 is connected, locking pull rod 12 top is provided with butterfly handle 17, is convenient for twist locking pull rod 12, in order to pass through the thread head 26 is taut punch holder 13 with lower plate 15.

Claims

1. Automatic locking damper, it is including main tup (2) and connecting rod (4), its characterized in that: both ends of the connecting rod (4) are connected with connecting ejector blocks (3) in a sliding mode, the connecting ejector blocks (3) are connected with main hammers (2) in a rotating mode, and the main hammers (2) are connected with adjusting balancing weights (11); a cavity is arranged in the connecting top block (3), the bottom of the cavity is arc-shaped, a pressing arc plate (28) is arranged in the cavity, the top of the pressing arc plate (28) is rotatably connected with a pressing bolt (29), and the pressing bolt (29) penetrates through the top of the connecting top block (3) and is in threaded connection with the connecting top block (3); the middle part of the connecting rod (4) is connected with a connecting sleeve (5), the top of the connecting sleeve (5) is connected with an intermediate connecting block (10), the top of the intermediate connecting block (10) is connected with an intermediate connecting rod (8), and the top of the intermediate connecting rod (8) is connected with a self-locking wire clamp (7); the self-locking wire clamp (7) comprises an upper clamp plate (13) and a lower clamp plate (15), wherein an anti-skidding pressing plate (16) is arranged on an arc surface of the upper clamp plate (13) and the lower clamp plate (15) for clamping a wire (6), the upper clamp plate (13) and the lower clamp plate (15) are connected through a locking pull rod (12), second ring teeth (25) are arranged on the lower portion of the locking pull rod (12), a locking ring plate (20) is arranged on the outer side of the second ring teeth (15), the locking ring plate (20) is an arc-shaped plate, first ring teeth (24) meshed with the second ring teeth (25) are arranged on the inner side surface of the locking ring plate (20), a pressure spring (19) and a guide rod (22) are connected to the outer side surface of the locking ring plate (20), and a guide groove (23) arranged in the lower clamp plate (15) are in sliding fit with each other, the end part of the locking pull rod (12) is provided with a thread head (26), and the locking pull rod (12) is in threaded connection with the lower clamping plate (15) through the thread head (26).

2. The automatic locking damper according to claim 1, wherein: the connecting rod (4) is a stainless steel stranded wire.

3. The automatic locking damper according to claim 1, wherein: the main hammer head (2) is connected with the adjusting balancing weight (11) through a connecting bolt pair (30), and a split pin (31) used for blocking a nut of the connecting bolt pair (30) to fall off is arranged at the end of the connecting bolt pair (30).

4. The automatic locking damper according to claim 1, wherein: the bottom of connecting kicking block (3) is connected with connects and turns round (27), connect kicking block (3) through connect turn round (27) with main tup (2) rotate and are connected.

5. The automatic locking damper according to claim 4, wherein: the side surface of the main hammer head (2) is provided with a first directional bolt (1), and the end part of the first directional bolt (1) selectively props against the side surface of the connecting rotary head (27).

6. The automatic locking damper according to claim 1, wherein: the middle connecting rod (8) is rotatably connected with the middle connecting block (10), a second directional bolt (9) is arranged on the side face of the middle connecting block (10), and one end of the second directional bolt (9) can selectively abut against the side face of the middle connecting rod (8).

7. The automatic locking damper according to claim 1, wherein: the anti-skid pressure plate (16) is an aluminum plate, and convex teeth (18) are arranged on the anti-skid pressure plate (16).

8. The automatic locking damper according to claim 1, wherein: the novel locking clamp is characterized in that a first boss (14) is arranged on the upper clamping plate (13), a second boss (21) is arranged on the lower clamping plate (15), the locking pull rod (12) penetrates through the first boss (14) and the second boss (21), and a butterfly-shaped handle (17) is arranged at the top of the locking pull rod (12).