CN214007872U - Steel wire rope damper processed and manufactured by rough steel wire - Google Patents

Abstract

A steel wire rope damper manufactured by processing rough steel wires comprises a steel wire body, a plurality of steel wire rope strands and a steel wire rope, wherein the steel wire body is wound to form the steel wire rope strands, and the steel wire rope is synthesized by the steel wire rope strands, and the steel wire rope damper is characterized in that: the surface of steel wire body sets up to form unevenness's rough surface after being handled by the sandblast or throwing the ball, perhaps sets up to be periodically changed's indenture or burr on the surface of steel wire body, the utility model discloses rational in infrastructure, the surface roughness of steel wire has increased coefficient of friction, and the occlusal force between steel wire and the steel wire obtains the reinforcing, and steel wire surface hardness increases simultaneously, and fatigue performance improves, has improved the damping energy dissipation ability of wire rope attenuator.

Description

Steel wire rope damper processed and manufactured by rough steel wire

Technical Field

The utility model relates to a wire rope attenuator especially relates to a wire rope attenuator by rough surface steel wire processing preparation, belongs to energy dissipation shock attenuation technical field.

Background

The world in which we live is a "vibrating" world, which is one of the most common natural phenomena we have. For example, mechanical vibrations caused by engine operation; when the automobile runs on a road, the vibration is caused by uneven road surface; vibration of the aircraft caused by the airflow; vibration of the bridge structure under the action of the vehicle; the vibration of the flexible cable structure under the action of wind load, and the like, even the earthquake belongs to the phenomenon of vibration (shock). Many vibrations are harmful, for example, mechanical vibrations produce noise; jolting is generated by the vibration of automobiles and airplanes, so that people feel uncomfortable; the structure vibration can generate fatigue damage, and the service life is shortened; the earthquake directly causes loss of lives and properties of people. Since the twentieth century, mankind has continuously searched for various vibration (shock) control technologies, and has successively invented and created various products and technologies for vibration isolation (shock), energy dissipation and shock absorption, and the steel wire rope shock absorber is outstanding among them.

The wire rope shock absorber is a generic term for a shock absorber in which a wire rope is used as a damping element. Energy is dissipated by changing the configuration of the steel wire rope and generating friction among steel wires which are mutually wound. The steel wire rope shock absorber takes steel wire ropes as damping elements, and dissipates energy through friction between steel wires which are mutually wound. However, most of the steel wires for manufacturing various types of steel wire rope shock absorbers are smooth round steel wires, and the friction coefficient is small, so that the energy dissipation capacity of the steel wire rope shock absorber is limited, and the energy dissipation hysteretic curve is not full enough.

Disclosure of Invention

The utility model aims at the steel wire surface that uses on the current bumper shock absorber is smooth, and coefficient of friction is less, and the snap-in force between steel wire and the steel wire is not good, the limited defect of the energy dissipation ability of wire rope bumper shock absorber and not enough, now provide a rational in infrastructure, and the snap-in force between steel wire and the steel wire increases, and coefficient of friction improves, and steel wire surface hardness increases simultaneously, and steel wire fatigue performance improves, and one kind of energy dissipation ability reinforcing is by the wire rope attenuator of matte steel wire processing preparation.

In order to realize the purpose of the utility model, the technical solution of the utility model is that: a steel wire rope damper manufactured by processing rough steel wires comprises a steel wire body, a plurality of steel wire rope strands and a steel wire rope, wherein the steel wire body is wound to form the steel wire rope strands, and the steel wire rope is synthesized by the steel wire rope strands, and the steel wire rope damper is characterized in that: the outer surface of the steel wire body is set to be an uneven rough surface formed after sand blasting or shot blasting treatment, or the outer surface of the steel wire body is provided with periodically-changed dents or ribs.

Further, the surface of steel wire body is provided with the arc nick that is periodic variation, and the diameter D of steel wire body is greater than 2 millimeters, and the nick degree of depth h is 0.05D ~ 0.2D, and the circular size D of nick is 0.5 ~ 1.0D, and interval s is 1.5 ~ 3.0D.

Furthermore, the outer surface of the steel wire body is provided with spiral ribs which are periodically changed, the indentation depth of each spiral rib is 0.01-0.1D, the included angle theta between each spiral rib and the horizontal axis is 45-85 degrees, and the distance s between every two adjacent spiral ribs is 0.2-1.0D.

Further, the steel wire rope is installed on the damper.

Furthermore, the steel wire rope is arranged on the damper through an upper rope clamp steel plate and a lower rope clamp steel plate.

The utility model has the advantages that:

1. the utility model discloses a nick, sandblast or throw ball processing technology make steel wire surface roughening, compare with current ordinary steel wire, have increased coefficient of friction, and the snap-in force between steel wire and the steel wire obtains the increase, the damping energy dissipation ability reinforcing of wire rope attenuator.

2. The utility model discloses the hardness on steel wire surface has obtained the increase, and the fatigue resistance of steel wire has also obtained improving, has improved wire rope bumper shock absorber durability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of fig. 2.

Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of fig. 4.

Fig. 6 is a schematic view of the outer surface of the utility model after being treated by sand blasting or shot blasting.

Fig. 7 is a schematic view of the connecting portion of the damper according to the present invention.

In the figure: the steel wire rope comprises a steel wire body 1, steel wire rope strands 2, a steel wire rope 3, arc-shaped nicks 4, spiral ribs 5, a rope clamp upper steel plate 6 and a rope clamp lower steel plate 7.

Detailed Description

The invention is described in further detail below with reference to the following description of the drawings and the detailed description.

Referring to fig. 1 to 7, the utility model discloses a wire rope attenuator by rough surface steel wire processing preparation, including steel wire body 1, steel wire rope strand 2 and wire rope 3, many steel wire body 1 twines and forms steel wire rope strand 2, and the synthetic wire rope 3 of many steel wire rope strand 2, its characterized in that: the outer surface of the steel wire body 1 is set to be an uneven rough surface formed after sand blasting or shot blasting, or the outer surface of the steel wire body 1 is provided with periodically-changing dents or ribs.

The outer surface of the steel wire body 1 is provided with arc-shaped nicks 4 which are periodically changed, the diameter D of the steel wire body 1 is larger than 2 millimeters, the depth h of the nicks is 0.05D-0.2D, the size D of the nicks is 0.5-1.0D, and the distance s is 1.5-3.0D.

The outer surface of the steel wire body 1 is provided with spiral ribs 5 which are periodically changed, the indentation depth of each spiral rib 5 is 0.01-0.1D, the included angle theta between each spiral rib 5 and the horizontal axis is 45-85 degrees, and the distance s between every two adjacent spiral ribs 5 is 0.2-1.0D.

The steel wire rope 3 is installed on the damper.

And the steel wire rope 3 is arranged on the damper through a rope clamp upper steel plate 6 and a rope clamp lower steel plate 7.

Referring to the attached drawing 1 of the specification, the utility model discloses an improve the energy dissipation ability of wire rope bumper shock absorber, increase the coefficient of friction between the wire rope, on the basis of the smooth steel wire in surface that uses on current bumper shock absorber, the surface to steel wire body 1 has been handled for the surface roughness of steel wire body 1, increase coefficient of friction, can also increase steel wire surface hardness simultaneously, and can improve the fatigue resistance ability of steel wire, processing technology method and structural style have a plurality ofly, the following combination concrete embodiment explains.

The first embodiment is as follows: the surface is provided with arc-shaped nicks. The method comprises the steps of enabling the outer surface of a steel wire body 1 to be provided with arc-shaped nicks 4 which are periodically changed by a cold rolling, cold drawing or indentation method, enabling the diameter D of the steel wire body 1 to be larger than 2 millimeters, enabling the depth h of the nicks to be 0.05D-0.2D, enabling the size D of the nick circle to be 0.5-1.0D, and enabling the space s to be 1.5-3.0D. The arc-shaped nicks 4 can effectively increase the occluding force between the steel wires, the steel wire shock absorber is changed in configuration, and the steel wire surface dents or wales increase the resistance during sliding in the sliding process of the steel wires, so that the damping and energy dissipation capacity of the steel wire shock absorber is improved.

Example two: the surface is provided with spiral ribs. The method is characterized in that spiral ribs 5 which are periodically changed are arranged on the outer surface of a steel wire body 1 in a cold rolling, cold drawing or other processing modes, the spiral ribs 5 are suitable for steel wires with the diameter of more than 2 millimeters, the depth of notches of the spiral ribs 5 is 0.01-0.1D, the included angle theta between each spiral rib 5 and a horizontal axis is 45-85 degrees, and the distance s between every two adjacent spiral ribs 5 is 0.2-1.0D. The spiral ribs 5 can effectively increase the occluding force between the steel wires, and the indentation or the convex pattern on the surface of the steel wire increases the barrier when the steel wire slides when the configuration of the steel wire rope shock absorber is changed, so that the damping and energy dissipation capacity of the steel wire rope shock absorber is improved.

Example three: the surface is provided with reticular nicks. The outer surface of the steel wire body 1 is provided with reticular nicks by adopting cold rolling, cold drawing or other processing modes to increase the friction coefficient when the steel wire bodies 1 are rubbed, thereby improving the damping and energy dissipation capacity of the steel wire rope shock absorber.

Example four: the surface is formed into an uneven rough surface by means of sand blasting. Compressed air is used as power to form high-speed jet beams to jet the jet materials, such as copper ore sand, quartz sand, carborundum, iron sand, Hainan sand and the like, to the outer surface of the steel wire body 1 in a high-speed jet mode, so that the shape of the outer surface of the steel wire body 1 is changed and coarsened, the obstruction of the steel wire rope during sliding is increased, and the damping and energy dissipation capacity of the steel wire rope shock absorber is improved.

Example five: the surface is formed into an uneven rough surface in a shot blasting mode. The impeller rotating at high speed is used for throwing small steel shots or small iron shots out to impact the surface of the steel wire at high speed, so that the crystal lattices of the outer surface of the steel wire body 1 are distorted and deformed, the hardness of the outer surface of the steel wire body 1 is increased, the fatigue strength is improved, and meanwhile, the shape is changed. The mode is also used for increasing the obstruction of the steel wire rope during sliding, so that the damping energy dissipation capacity of the steel wire rope shock absorber is improved.

The steel wire of the utility model is manufactured by firstly cold-drawing the steel wire rod into the steel wire body 1 for 4 to 5 times, and during the last time of stretching, the steel wire surface is kept with dents or wales through stretching or cold rolling by special equipment, or the steel wire surface is roughened through sand blasting and shot blasting, and the steel wire reaches the required mechanical performance through tempering treatment; and then the steel wire body 1 with the roughened surface is wound into steel wire strands 2 on a winding machine, and then a plurality of steel wire strands 2 are synthesized into a steel wire rope 3. Finally, the steel wire rope 3 is installed on the damper.

The above description is for further details of the present invention, and the embodiments of the present invention are not limited to these descriptions, and for those skilled in the art to which the present invention pertains, the modifications and replacements should be considered as belonging to the protection scope of the present invention without departing from the concept of the present invention.

Claims (5)

1. The utility model provides a wire rope attenuator by rough surface steel wire processing preparation, includes steel wire body (1), steel wire rope strand (2) and wire rope (3), and many steel wire body (1) twine and form steel wire rope strand (2), and synthetic wire rope (3) of many steel wire rope strands (2), its characterized in that: the outer surface of the steel wire body (1) is arranged to be an uneven rough surface formed after sand blasting or shot blasting treatment, or the outer surface of the steel wire body (1) is arranged to be periodically changed dents or ribs.

2. A steel cord damper made of a matte steel wire according to claim 1, wherein: the outer surface of the steel wire body (1) is provided with arc-shaped nicks (4) which are periodically changed, the diameter D of the steel wire body (1) is larger than 2 millimeters, the nick depth h is 0.05D-0.2D, the size D of the nick in a circular shape is 0.5-1.0D, and the distance s is 1.5-3.0D.

3. A steel cord damper made of a matte steel wire according to claim 1, wherein: the outer surface of the steel wire body (1) is provided with spiral ribs (5) which are periodically changed, the indentation depth of each spiral rib (5) is 0.01-0.1D, the included angle theta between each spiral rib (5) and a horizontal shaft is 45-85 degrees, and the distance s between every two adjacent spiral ribs (5) is 0.2-1.0D.

4. A steel cord damper made of a matte steel wire according to claim 1, wherein: the steel wire rope (3) is installed on the damper.

5. A steel cord damper made of a matte steel wire according to claim 1, wherein: the steel wire rope (3) is arranged on the damper through a rope clamp upper steel plate (6) and a rope clamp lower steel plate (7).

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