CN207671541U - A kind of vibration damping suspension rope and hanger - Google Patents

Abstract

The utility model discloses a vibration-reducing suspension rope and a hanger, which relate to the field of suspension tools and include tensile parts, core energy-consuming parts and upper and lower connectors; the tensile members are hollow flexible pipes, and the upper and lower connectors are respectively It is fixedly connected with both ends of the tensile member, and the core energy-dissipating member is arranged in the cavity of the tensile member; the core energy-dissipating member is a metal part with a yield point below 236MP. The utility model has good energy consumption performance. When it swings under the action of external load, it can quickly absorb and dissipate kinetic energy, so that the amplitude, frequency and times of swing of the suspension system and the suspended objects can be effectively reduced. , thereby greatly reducing the risk of damage and falling of the suspended objects, and at the same time greatly reducing the wear and tear of the suspension system, significantly improving the safety and service life of the suspension system during use.

Description

Vibration-absorbing suspension rope and hanger

technical field

The utility model belongs to the field of suspension tools, and in particular relates to a vibration-absorbing suspension rope and a hanger.

Background technique

Suspension ropes and hangers are very commonly used devices in civil engineering and mechanical engineering. Suspension ropes and hangers in the prior art can meet the bearing capacity requirements for suspension or hoisting, but they do not have the functions of consuming kinetic energy and reducing vibration and shaking.

For this reason, in civil engineering, when an earthquake or strong wind is encountered, the suspension ropes and hangers installed on the engineering structure often generate strong vibrations, which are likely to cause the following adverse consequences: one is to generate noise and affect life; the second is to affect the normal work of the suspended pipelines, lines or devices, and even cause damage, failure and paralysis of the suspended pipelines, lines or devices; the third is to cause fatigue damage to the suspension system or its related components, Cause objects to collapse, threatening personal safety. In mechanical engineering, the suspension ropes or hangers in the prior art are often used to lift the object and then send it to another station. Due to the lack of energy dissipation capacity, the shaking cannot be effectively reduced. The existing suspension system and all Suspended objects often have a large amount of shaking during the lifting process and lifting process, which not only reduces the efficiency of hoisting and increases the loss of suspension equipment, but also easily causes damage to the suspension parts, resulting in objects being lost during the lifting process. fall, eventually resulting in serious property damage and casualties.

Contents of the invention

The purpose of the utility model is to provide a vibration-damping suspension rope and a hanger to solve the above problems.

In order to achieve the purpose of this utility model, the technical solution adopted is: a suspension rope for vibration reduction, including tensile parts, core energy-consuming parts and upper and lower connectors; the tensile members are hollow flexible pipes, and the upper and lower connectors are connected with The two ends of the tensile member are fixedly connected, and the core energy-dissipating member is arranged in the cavity of the tensile member; the core energy-dissipating member is a metal part with a yield strength below 236MP.

Further, the tensile member is a bellows or a braided hollow tube.

Further, when the tensile member is a braided hollow tube, the tensile member is braided by one or more of steel wire, iron wire, steel strand, alloy wire, graphene fiber, carbon fiber or glass fiber. to make.

Further, the material of the core energy-consuming parts is lead, copper, aluminum, iron, steel or alloys.

Further, the upper and lower connecting parts are made of steel, graphene, alloy material or composite material.

Further, the cross-section of the tensile member is circular, rectangular, triangular or polygonal, and the cross-sectional size of the tensile member is greater than or equal to the cross-sectional size of the core energy-dissipating member.

Further, the vibration-damping suspension rope also includes a sealing layer arranged between the tensile member and the core energy-consuming member or attached to the outer wall of the tensile member.

Further, the sealing layer is rubber or plastic.

Further, steel strands or steel bars are also arranged inside the tensile member.

Further, the ratio of the length of the vibration-damping suspension rope to the diameter of the vibration-damping suspension rope is not greater than 3:1.

A vibration-damping suspension hanger, including no less than one vibration-damping suspension rope as described above, and the upper end of the vibration-damping suspension rope is fixed on a building structure or a device that is reliably connected to the building structure. The lower end of the vibration-absorbing suspension rope is connected with a bracket or connected with a device reliably connected with the bracket.

The beneficial effects of the utility model are:

The vibration-damping suspension rope and the hanger of the utility model have good energy dissipation performance, and when they swing under the action of an external load, they can quickly absorb and dissipate kinetic energy, so that the suspension system and the suspended objects swing The amplitude, frequency and number of times are effectively reduced, thereby greatly reducing the risk of damage and falling of the suspended objects, and at the same time greatly reducing the wear and tear of the suspension system, significantly improving the safety and service life of the suspension system during use .

Description of drawings

Fig. 1 is the structural representation of the damping suspension rope that the utility model embodiment 1 provides;

Fig. 2 is a structural schematic diagram 1 of the vibration-damping suspension hanger provided by Embodiment 2 of the present invention;

Fig. 3 is the structural schematic diagram II of the vibration-damping suspension hanger provided by Embodiment 2 of the present invention;

Marks and corresponding component names in the attached drawings:

1. Upper connector, 2. Lower connector, 3. Sealing layer, 4. Tensile member, 5. Core energy-consuming member, 7. Support, 8. Holder.

Detailed ways

Two specific implementation examples of the present utility model will be described in detail below in conjunction with the accompanying drawings.

Example 1

As shown in Figure 1, a kind of vibration-damping suspension rope provided by the utility model comprises a tensile member 4, a core energy-consuming member 5 and upper and lower connectors (1, 2); the tensile member 4 is a hollow flexible pipe , the upper and lower connectors (1, 2) are respectively fixedly connected to the two ends of the tensile lasso 4, and the core energy-dissipating element 5 is arranged in the cavity of the tensile element 4; the core energy-consuming element 5 has a yield strength of Metal parts below 236MP.

The upper and lower connecting parts (1, 2) can be connecting flanges, connecting hooks or ear plates with mounting holes. When the upper and lower connectors (1, 2) are connecting flanges, both ends of the tensile member 4 are fixedly connected to the upper and lower connectors (1, 2) by welding, and the core energy dissipation member 5 and the tensile member 4 There is a tight fit between them to prevent relative looseness between the core energy-consuming part 5 and the tensile part 4 .

The tensile member 4 is a bellows or a braided hollow tube, which can not only effectively increase the tensile strength of the tensile member 4, but also make the vibration-damping suspension rope have a longer service life, and make the vibration-damping suspension rope During the swinging process, the tensile member 4 bears a larger load, thereby reducing the shaking of the rope.

When the tensile member 4 is a braided hollow tube, the tensile member 4 is braided by one or more of steel wire, iron wire, steel strand, alloy wire, graphene fiber, carbon fiber or glass fiber According to the purpose of the utility model, threads of different materials can be selected for weaving, and the cross-section of each material thread can be circular, rectangular, square, etc. When choosing a metal wire, in order to effectively prevent the metal wire from being corroded, a layer of anti-corrosion layer can be coated on the surface of the metal wire. The tensile member 4 can be formed by vertical cross weaving or oblique cross weaving, and the weaving gap is not more than 30mm, so that the tensile member 4 has sufficient tensile strength and is not easy to be broken.

The material of the core energy-consuming part 5 is lead, copper, aluminum, iron, steel or alloy, and it can also be made of lead, zinc, carbon steel and other materials according to different usage conditions. The upper and lower connecting parts (1, 2) are made of steel, graphene, alloy material or composite material, so that the upper connecting part 1 is stronger and the service life of the upper and lower connecting parts (1, 2) is longer. The cross-section of the tensile member 4 is circular, rectangular, triangular or polygonal, and the cross-sectional shape of the tensile member 4 is similar to that of the core energy-dissipating member 5 . The specific shape of the tensile member 4 can be adjusted according to the application.

Steel strands or steel bars are also arranged inside the tensile member 4, so that the utility model bears a greater tensile force, makes the structure of the vibration-damping suspension rope more firm, and has a wider range of use. According to the usage, the steel wire can be changed. The number of strands or bars.

A sealing layer 3 is attached between the tensile member 4 and the core energy-consuming member 5 or on the outer wall of the tensile member 4 . When the sealing layer 3 is set on the outer wall of the tensile member 4, the sealing layer 3 and the tensile member 4 are tightly combined; when the sealing layer 3 is set between the tensile member 4 and the core energy-consuming member 5, the sealing layer 3 The inner part of the sealing layer 3 is interference-fitted with the core energy-consuming part 5, and the outer part of the sealing layer 3 is interference-fitting with the tensile part 4, so that the sealing layer 3 can be integrated with the core energy-consuming part 5 and the tensile part 4. The sealing layer 3 is rubber or plastic. The ratio of the length of the vibration-damping suspension rope to the diameter of the vibration-damping suspension rope is not more than 3:1. According to the suspended object, the ratio of the length of the vibration-damping suspension rope to the diameter of the vibration-damping suspension rope can be adjusted , For example: the ratio of the length of the vibration-damping suspension rope to the diameter of the vibration-damping suspension rope can also be 5:1, 10:1, 20:1, etc.

The vibration-damping suspension rope of this embodiment is mainly used for suspending objects that need to be suspended on buildings and mechanical structures, for example: for communication lines, power supply lines, water supply pipes, gas pipes, ventilation pipes, air conditioners, etc. For the suspension of objects such as pipes and chandeliers, when hanging, the upper end of the vibration-damping suspension rope is fixed on the building or a device that is reliably connected to the building through the upper connector, and the lower end of the vibration-damping suspension rope is aligned with the required suspension. The hanging object or the device that is reliably connected with the object to be suspended are fixedly connected; the vibration-damping suspension rope of this embodiment can also be used in a suspension system that needs to lift objects such as construction sites.

Example 2

This embodiment provides a vibration-damping suspension hanger, including not less than one of the above-mentioned vibration-damping suspension ropes, and the upper end of the vibration-damping suspension rope is fixed on the building structure or is fixedly connected with the building structure On, the lower end of the shock-absorbing suspension rope is connected with the bracket 7 or is connected with the device reliably connected with the bracket 7 .

The vibration-reducing suspension hanger provided by the utility model is mainly used for suspending objects that need to be suspended on buildings and mechanical structures, for example: for communication lines, power supply lines, water supply pipes, gas pipes, and ventilation pipes , air-conditioning pipes and chandeliers and other objects hanging.

As shown in Figure 2, when the above-mentioned vibration-damping suspension hanger is used to suspend the pipeline, and there is only one vibration-damping suspension rope, the upper end of the suspension rope is directly fixed on the building structure or is reliable with the building structure. On the connected device, the lower end supporting tool 7 connected to the suspension rope is a U-shaped frame, a circle, an ellipse or a rectangular frame, and the pipeline directly penetrates and is installed in the supporting tool 7 .

As shown in Figure 3, when the above-mentioned vibration-damping suspension hanger is used to suspend the pipeline, and there are two vibration-damping suspension ropes, the support 7 can be a connecting rod, a U-shaped frame or a rectangular frame , the two ends of the bracket 7 are fixed with the vibration-damping ropes by means of screws, bolts or welding. The specific number of the vibration-damping suspension ropes can be adjusted according to the size and shape of the bracket 7 . When the supporting tool 7 is a U-shaped frame, the supporting tool 7 can be integrally formed or assembled. In order to prevent the pipe fitting from shaking on the bracket, a clamping part 8 can be provided on the bracket 7, and the shape of the clamping part 8 can be adjusted according to the shape of the workpiece to be suspended. For example: the utility model is used for the suspension of the pipe fitting, then the clamping surface of the clamping part 8 is set into a circular arc shape, so that the pipe fitting is directly placed on the clamping part 8 to prevent the pipe fitting from shaking left and right on the hanger. The number of the clamping parts 8 can be adjusted according to the actual number of workpieces to be suspended.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. A vibration-damping suspension rope, characterized in that, comprises a tensile member, a core energy-consuming part and an upper and lower connector; the tensile member is a hollow flexible pipe, and the upper and lower connectors are respectively fixed with the two ends of the tensile member connected, and the core energy-consuming part is set in the cavity of the tensile part; the core energy-consuming part is a metal part with a yield strength below 236MP. 2. The vibration-damping suspension rope according to claim 1, characterized in that, the tensile member is a corrugated tube or a braided hollow tube. 3. The vibration-damping suspension rope according to claim 2, wherein when the tensile member is a braided hollow tube, the tensile member is steel wire, iron wire, steel strand, alloy wire, graphite One or more of vinyl fibers, carbon fibers or glass fibers are woven. 4. The vibration-damping suspension rope according to claim 1, wherein the core energy-consuming parts are made of lead, copper, aluminum, iron, steel or alloys, and the upper and lower connecting parts are made of steel, graphite olefin, alloy material or composite material. 5. The vibration-damping suspension rope according to claim 1, wherein the cross-section of the tensile member is circular, rectangular, triangular or polygonal, and the cross-sectional size of the tensile member is greater than or equal to the core loss The cross-sectional dimensions of the component. 6 . The vibration-damping suspension rope according to claim 1 , further comprising a sealing layer disposed between the tensile member and the core energy-consuming member or attached to the outer wall of the tensile member. 7 . 7. The vibration-damping suspension rope according to claim 6, wherein the sealing layer is made of rubber or plastic. 8. The vibration-damping suspension rope according to claim 1, characterized in that steel strands or steel bars are further arranged inside the tensile member. 9. The vibration-damping suspension rope according to claim 1, characterized in that the ratio of the length of the vibration-damping suspension rope to the diameter of the vibration-damping suspension rope is not greater than 3:1. 10. A vibration-damping suspension hanger, characterized in that it comprises no less than one vibration-damping suspension rope as claimed in any one of claims 1 to 9, the upper end of the vibration-damping suspension rope is fixed On the building structure or on the device reliably connected with the building structure, the lower end of the vibration-damping suspension rope is connected with a bracket or connected with a device fixedly connected with the bracket.