CN212134014U

CN212134014U - Vibration simulation detection device for overhead line

Info

Publication number: CN212134014U
Application number: CN202020939940.8U
Authority: CN
Inventors: 郑哲; 鲍雄飞; 陈飞; 经成; 张黎红
Original assignee: Gulifa Electric Co ltd; Gulifa Group Co Ltd
Current assignee: Gulifa Electric Co ltd; Gulifa Group Co Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-12-11
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to the technical field of detection devices, and discloses an overhead line vibration simulation detection device, which comprises a supporting frame and a frame body, wherein a driving mechanism is fixedly arranged in the supporting frame; the driving mechanism is connected with a damping transmission part through the frame body in a transmission mode, the top end of the damping transmission part is fixedly connected with a limiting rod, and the top end of the limiting rod penetrates through the supporting frame and is in sliding connection with the supporting frame. The top end of the limiting rod is connected with the lead through the traction rope, the driving motor is started, the driving motor drives the cam to rotate, the damping transmission part is driven by the rotation of the cam to do reciprocating extension and contraction movement through the frame body, so that the lead is driven to vibrate in a reciprocating mode, finally the swinging frequency of the lead is the same as the driving frequency of the driving motor, the driving motor is adjusted to drive the lead to vibrate according to actual conditions, and the service life of the lead is detected.

Description

Vibration simulation detection device for overhead line

Technical Field

The utility model relates to a detection device technical field specifically is an overhead line vibration simulation detection device.

Background

Because the circuit is in the environment of breeze vibration for a long time, the waving condition when meeting the strong wind is more complicated for the anti-waving product of circuit need have high resistant vibration performance and locking loose performance, just can self have life-expectancy in the time of the circuit.

At present, manufacturers in China have quite intense manufacturing competition on products, but the problems of the real operating environment of the products are not deeply researched, and the service life of a line in actual life can not be well simulated.

In order to solve the above problems, the present application provides an overhead line vibration simulation detection device.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an overhead line vibration simulation detection device, the utility model discloses have true simulation and the accurate effect that detects.

(II) technical scheme

In order to solve the problems, the utility model provides an overhead line vibration simulation detection device, which comprises a support frame and a frame body, wherein a driving mechanism is fixedly arranged in the support frame;

the driving mechanism is connected with a damping transmission part through the frame body in a transmission mode, the top end of the damping transmission part is fixedly connected with a limiting rod, and the top end of the limiting rod penetrates through the supporting frame and is in sliding connection with the supporting frame.

Preferably, the damping transmission part comprises a sleeve, a T-shaped rod, a first spring and a second spring, wherein the T-shaped end of the T-shaped rod extends into the inside of the sleeve and is in sliding connection with the sleeve, one end of the first spring is fixedly connected with the top end of the T-shaped rod, the other end of the first spring is fixedly connected with the inner wall of the sleeve, the second spring is movably sleeved on the periphery of the T-shaped rod, one end of the second spring is fixedly connected with the T-shaped end of the T-shaped rod, the other end of the second spring is connected with the inner wall of a fracture of the sleeve in a blocking mode, and the bottom end of the T-shaped rod is fixedly connected with the top of the frame body.

Preferably, the driving mechanism comprises a driving motor and a cam, the driving motor is fixedly installed inside the supporting frame, the cam is located inside the frame body, and the cam is fixedly sleeved on a driving shaft of the driving motor.

Preferably, a counterweight base is fixedly mounted at the bottom of the supporting frame.

The above technical scheme of the utility model has following profitable technological effect:

the top end of the limiting rod is connected with a wire through a traction rope, a driving motor is started, the driving motor drives a cam to rotate, the cam is eccentrically installed on a driving shaft of the driving motor, the rotation of the cam drives a damping transmission part to extend and contract in a reciprocating mode through a frame body so as to drive the wire to vibrate in a reciprocating mode, finally the swinging frequency of the wire is the same as the driving frequency of the driving motor, and the driving motor is adjusted to drive the wire to vibrate according to actual situations so as to detect the service life of the wire.

Drawings

Fig. 1 is the utility model provides an overhead line vibration simulation detection device's schematic structure diagram.

Fig. 2 is the utility model provides an overhead line vibration simulation detection device's elevation structure sketch map.

Fig. 3 is the utility model provides a driving mechanism's side view structure schematic diagram among overhead line vibration simulation detection device.

Reference numerals: 1. a support frame; 2. a drive mechanism; 21. a drive motor; 22. a cam; 3. a frame body; 4. a damping transmission member; 41. a sleeve; 42. a T-shaped rod; 43. a first spring; 44. a second spring; 5. a limiting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides an overhead line vibration simulation detection device, which comprises a support frame 1 and a frame body 3, wherein a driving mechanism 2 is fixedly installed inside the support frame 1;

actuating mechanism 2 is connected with damping transmission spare 4 through the transmission of framework 3, and damping transmission spare 4's top fixedly connected with gag lever post 5, the carriage 1 is passed on the top of gag lever post 5 to with carriage 1 sliding connection.

In an alternative embodiment, the damping transmission member 4 is composed of a sleeve 41, a T-shaped rod 42, a first spring 43 and a second spring 44, wherein the T-shaped end of the T-shaped rod 42 extends into the sleeve 41 and is slidably connected with the sleeve 41, one end of the first spring 43 is fixedly connected with the top end of the T-shaped rod 42, the other end of the first spring 43 is fixedly connected with the inner wall of the sleeve 41, the second spring 44 is movably sleeved on the periphery of the T-shaped rod 42, one end of the second spring 44 is fixedly connected with the T-shaped end of the T-shaped rod 42, the other end of the second spring 44 is blocked with the inner wall of the fracture of the sleeve 41, and the bottom end of the T-shaped rod 42 is fixedly connected with the top of the frame 3.

In an alternative embodiment, the driving mechanism 2 is composed of a driving motor 21 and a cam 22, the driving motor 21 is fixedly installed inside the supporting frame 1, the cam 22 is located inside the frame body 3, the cam 22 is fixedly sleeved on a driving shaft of the driving motor 21, and the cam 22 is driven by the driving motor 21 to drive the frame body 3 to reciprocate in the vertical direction so as to drive the conducting wire to vibrate in the vertical direction through the damping transmission member 4.

In an alternative embodiment, a counterweight base is fixedly mounted at the bottom of the supporting frame 1, so that the whole device is stable in position.

The utility model discloses in, pass through the haulage rope with the top of gag lever post 5 and be connected with the wire, start driving motor 21, driving motor 21 drives cam 22 and rotates, because cam 22 eccentric mounting is in driving motor 21's drive shaft, cam 22's rotation drives 4 reciprocal extensions of damping drive spare and shrinkage movement through framework 3, in order to drive the reciprocal vibration of wire, the oscillating frequency of final wire is the same with driving motor 21's drive frequency, adjust driving motor 21 according to actual situation and drive the wire vibration, in order to detect out wire life.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides an overhead line vibration simulation detection device, includes carriage (1) and framework (3), its characterized in that: a driving mechanism (2) is fixedly arranged in the supporting frame (1);

actuating mechanism (2) are connected with damping transmission spare (4) through framework (3) transmission, the top fixedly connected with gag lever post (5) of damping transmission spare (4), carriage (1) is passed on the top of gag lever post (5) to with carriage (1) sliding connection.

2. An overhead line vibration simulation test device according to claim 1, wherein: the damping transmission part (4) comprises a sleeve (41), a T-shaped rod (42), a first spring (43) and a second spring (44), the T-shaped end of the T-shaped rod (42) extends into the sleeve (41) and is in sliding connection with the sleeve (41), one end of the first spring (43) is fixedly connected with the top end of the T-shaped rod (42), the other end of the first spring (43) is fixedly connected with the inner wall of the sleeve (41), the second spring (44) is movably sleeved on the periphery of the T-shaped rod (42), one end of the second spring (44) is fixedly connected with the T-shaped end of the T-shaped rod (42), the other end of the second spring (44) is blocked with the inner wall of the fracture of the sleeve (41), and the bottom end of the T-shaped rod (42) is fixedly connected with the top of the frame body (3).

3. An overhead line vibration simulation test device according to claim 1, wherein: actuating mechanism (2) comprise driving motor (21) and cam (22), driving motor (21) fixed mounting is in the inside of carriage (1), cam (22) are located the inside of framework (3), and the fixed suit of cam (22) is in driving shaft of driving motor (21).

4. An overhead line vibration simulation test device according to claim 1, wherein: the bottom of the supporting frame (1) is fixedly provided with a counterweight base.