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Plastic dowel in sleeper manufacturers take you to understand the installation and anchoring of spiral spikes

Plastic dowel in sleeper manufacturers take you to understand the installation and anchoring of spiral spikes

Plastic dowel in sleeper manufacturers take you to understand the installation and anchoring of spiral spikes

(Summary description)Plastic dowel in sleeper manufacturers tell you that spiral spikes are one of many railway accessories and play a fixed role in fixing the entire railway track. The importance of spiral spikes is undeniable. Therefore, in daily inspection and maintenance, it is necessary to Pay special attention to the spiral spikes.

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  • Time of issue:2023-03-20 17:41
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Plastic dowel in sleeper manufacturers tell you that spiral spikes are one of many railway accessories and play a fixed role in fixing the entire railway track. The importance of spiral spikes is undeniable. Therefore, in daily inspection and maintenance, it is necessary to Pay special attention to the spiral spikes. On the one hand, the quality of the spiral spikes must be guaranteed, and on the other hand, the installation and anchoring of the screws should be correct. Next, the railway accessories company will introduce you to the installation and anchoring of spiral spikes.

customized Plastic dowel in sleeper
1. The anchors are fixed with sulfur cement mortar. The manufacturer of Plastic dowel in sleeper tells you that the preparation and preparation process of sulfur cement mortar should comply with the relevant provisions of the railway track construction and acceptance specifications.
2. Before anchoring, the foreign matter in the reserved hole of the sleeper and the foreign matter at the screw adhesion should be cleaned. The screws should be dry and the temperature should be kept above 0°C.
3. The anchoring method should be reverse anchoring, and the anchoring screw should be positioned through the mold. Pour the anchor slurry into the hole from the bottom of the pillow, then turn it to the right, and demould it after curing. The plastic dowel in sleeper manufacturer tells you that the bottom of the reserved hole should be tightly sealed to prevent mud leakage. After injecting the anchor slurry into the hole from the surface of the base, the anchor screw should be slowly rotated left and right and inserted vertically to inject sulfur into the well. For cement mortar, the temperature should not be lower than 130°C to prevent segregation. After filling a hole, the grouting depth should be 20mm longer than the length of the nailed hole. The top surface of the anchoring slurry should be flat with the surface of the track bearing groove, and the overflow should be cleaned after curing. residue and smooth out.
4. The plastic dowel in sleeper manufacturer tells you that the anchor screw should be perpendicular to the surface of the support rail groove, and the deflection should not be greater than 2 degrees. It should be higher than the surface of the track bearing groove, but not more than 2mm, and the pulling force of the anchor stud should not be less than 60kN.
The manufacturer of Plastic dowel in sleeper tells you that these are some problems that should be paid attention to when screwing the screw. Only by using the anchor screw correctly and reasonably can the fastening function of the anchor screw be fully exerted and the integrity of the anchor screw be guaranteed.

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