CN213088616U - Energy dissipater for passive protective net - Google Patents

Abstract

The utility model discloses an energy dissipater for passive protection network, its combination department at two cable wires overlaps the setting, and the cover is equipped with an energy-absorbing pipe on every cable wire, and rethread two-chamber through-hole mounting is fixed two cable wires simultaneously, and rethread tie-up is with cable wire tip locking to this realizes two cable wires and energy-absorbing union coupling, the utility model discloses during the use, when receiving outside strength impact, two reverse application of force of cable wire, because of the cable wire through tie-up the knot fix at the energy-absorbing pipe, do not exert force on the energy-absorbing pipe during the reverse tractive of two cable wires, the absorption of energy is realized through the deformation of energy-absorbing pipe. The utility model discloses structural design is novel, simple, and it realizes the physics energy-absorbing through above simple structure to the accessible destroys the mode of tying up the knot and takes out the energy-absorbing pipe and change after the use, has effectively reduced use cost.

Description

Energy dissipater for passive protective net

Technical Field

The utility model belongs to the technical field of the protection network energy absorber, concretely relates to energy absorber for passive protection network.

Background

The protective net is used for preventing the protected objects from being damaged by disasters such as side slope rockfall, landslide and the like. The energy dissipater is a main energy dissipation part of the existing protective net system, and has the effects that when the protective net system is impacted, impact kinetic energy is transmitted to the energy dissipater through the pull rope system, and the energy dissipater converts the impact kinetic energy into friction internal energy or deformation potential energy in modes of deformation or friction and the like, so that the effect of absorbing the impact kinetic energy is achieved.

At present, an energy dissipation device commonly adopted by a protective net is complex in structure and high in manufacturing cost, and cannot be replaced after energy dissipation is achieved, and the energy dissipation device is difficult to repair the protective net system, so that the use cost of a client is improved.

Disclosure of Invention

For overcoming prior art not enough, the utility model provides an energy dissipater for passive protection network, its structural design is novel, and the simple mechanical design of accessible realizes the decompression energy dissipation to easy maintenance and change.

In order to achieve the technical purpose, the utility model adopts the following scheme:

the utility model provides an energy dissipater for passive protection network, its includes two upper and lower tractive cable wires, two tractive cable wires overlap the setting in the junction, every cable wire has an energy-absorbing pipe in the end of combining alternates respectively, two energy-absorbing pipe parallel arrangement are provided with a two-chamber through-hole mounting respectively at the both ends of energy-absorbing pipe, two cable wires pass energy-absorbing pipe and two-chamber through-hole mounting respectively after, its tip is died in the outside of two-chamber through-hole mounting through binding buckle lock.

The energy absorption pipe is made of aluminum alloy or stainless steel.

The length of the energy absorption pipe is 50-150 cm.

The utility model has the advantages that: the utility model discloses an above structure setting, its combination department at two cable wires overlaps the setting, and the cover is equipped with an energy-absorbing pipe on every cable wire, and two cable wires are fixed simultaneously to rethread two-chamber through-hole mounting, and rethread restraint is tightly detained with cable wire tip locking to this realizes two cable wires and energy-absorbing union coupling, the utility model discloses during the use, when receiving outside strength impact, the reverse application of force of two cable wires is fixed at the energy-absorbing pipe through restraining tightly detaining because of the cable wire, and the application of force is on the energy-absorbing pipe respectively during the reverse tractive of two cable wires, realizes the absorption of energy through the deformation of energy-absorbing pipe. To sum up, the utility model discloses structural design is novel, simple, and it realizes the physics energy-absorbing through above simple structure to the accessible destroys the mode of tying up the knot and takes out the energy-absorbing pipe and change after the use, has effectively reduced use cost, is the energy dissipater for the passive protection network of an ideal.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention in use;

in the attached drawing, the energy absorption pipe is 1, the double-cavity through hole fixing piece is 2, the binding buckle is 3, the upper end steel cable is 4, the lower end steel cable is 5, the fixing upright post is 6, the protective net is 7, the protective slope is 8.

Detailed Description

Referring to the drawings, as shown in fig. 1, the energy dissipater for the passive protective net comprises an upper traction steel cable and a lower traction steel cable, wherein the upper traction steel cable is an upper end steel cable 4, the lower traction steel cable is a lower end steel cable 5, the upper end steel cable 4 and the lower end steel cable 5 are overlapped at a joint, an energy absorption pipe 1 is respectively inserted into the joint end of each steel cable, the energy absorption pipes 1 are made of aluminum alloy steel, the optimal length is 1 meter, and the integral shock absorption is realized through the deformation in the working state. The two energy-absorbing pipes 1 are arranged in parallel, two ends of each energy-absorbing pipe 1 are respectively provided with a double-cavity through hole fixing piece 2, and after the upper end steel cable 4 and the lower end steel cable 5 respectively penetrate through the energy-absorbing pipes 1 and the double-cavity through hole fixing pieces 2, the end parts of the upper end steel cable and the lower end steel cable are locked outside the double-cavity through hole fixing pieces 2 through the fastening buckles 3.

The utility model discloses an above structure setting, as shown in fig. 2, through fixing protection network 7 and stationary mast in an organic whole, the bottom of stationary mast is fixed subaerial, and the top of upper end cable wire 4 is fixed on the stationary mast, and the bottom of lower extreme cable wire 5 is fixed subaerial, through this kind of structure setting, the utility model discloses during the use, when receiving the external force impact, the reverse application of force of upper end cable wire 4 and lower extreme cable wire 5, when falling down stone or landslide on bank protection 8, apply force respectively on energy-absorbing pipe 1 during the reverse tractive of two cable wires, through the absorption of energy-absorbing pipe 1's deformation realization energy.

To sum up, the utility model discloses structural design is novel, simple, and it realizes the physics energy-absorbing through above simple structure to the accessible destroys the mode of tying up the knot and takes out the energy-absorbing pipe and change after the use, has effectively reduced use cost, is the energy dissipater for the passive protection network of an ideal.

Claims (3)

1. The utility model provides an energy dissipater for passive protection network, its includes two upper and lower tractive cable wires, its characterized in that: the two traction steel cables are arranged at the joint in an overlapping mode, an energy absorption pipe is inserted into the joint end of each steel cable respectively, the two energy absorption pipes are arranged in parallel, two double-cavity through hole fixing pieces are arranged at two ends of each energy absorption pipe respectively, and after the two steel cables penetrate through the energy absorption pipes and the double-cavity through hole fixing pieces respectively, the end portions of the two steel cables are locked outside the double-cavity through hole fixing pieces through fastening buckles.

2. A dissipater for a passive protective net according to claim 1, characterized in that: the energy absorption pipe is made of aluminum alloy or stainless steel.

3. A dissipater for a passive protective net according to claim 1, characterized in that: the length of the energy absorption pipe is 50-150 cm.

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