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CN-224211586-U - Tensioning and positioning device for products in railway transportation process

CN224211586UCN 224211586 UCN224211586 UCN 224211586UCN-224211586-U

Abstract

The present utility model relates to the field of transportation. A tensioning and positioning device for products in railway transportation comprises a hook assembly 1, a pull ring 2 and a sleeve assembly 3, wherein the pull ring 2 and the hook assembly 1 are respectively provided with two, two ends of the sleeve assembly 3 are respectively in threaded connection with the pull ring 2, each hook assembly comprises a hook main body 11, a stop piece 12, a hook pin shaft 13 and a spring 14, the hook main body 11 consists of a hook head and a hook handle, the end of the hook handle is provided with a cuboid braking groove 16, the hook handle is provided with pin holes 17 corresponding to two sides of the braking groove 16, the inner side of the braking groove 16 is provided with a spring hole 18, the stop piece 12 is a cuboid with one end being an arc surface, the stop piece 12 is provided with a curved groove 15, the hook pin shaft 13 penetrates through the pin hole 17 and the braking groove 16, one end of the spring 14 is positioned in the spring hole 18, the other end of the spring pin shaft 13 is tightly props against the stop piece 12, and each pull ring is provided with a hook through hole 25.

Inventors

  • ZHANG LISHENG
  • ZHANG WANGWANG
  • ZHANG XIANGYU
  • LU HAO
  • WANG YU
  • ZHANG LELE
  • SUN ZHIBIN
  • WU WENJUN
  • WEN RUNSHENG
  • ZHAO HONGFEI
  • WANG XIN
  • LI XU
  • YANG RUIQI
  • XIA ZHIBIN

Assignees

  • 晋西铁路车辆有限责任公司

Dates

Publication Date
20260508
Application Date
20250618

Claims (6)

  1. 1. A tensioning and positioning device for products in railway transportation processes is characterized by comprising a hook component (1), a pull ring (2), a sleeve component (3) and a folding handle (4), wherein the pull ring (2) and the hook component (1) are respectively provided with two ends of the sleeve component (3) are respectively connected with the pull ring (2) in a threaded mode, each hook component comprises a hook main body (11), a stop piece (12), a hook pin shaft (13) and a spring (14), the hook main body (11) is composed of a hook head and a hook handle, a cuboid braking groove (16) is formed in the end of the hook handle, pin holes (17) are formed in the two sides of the hook handle, corresponding to the braking groove (16), a spring hole (18) is formed in the inner side of the braking groove (16), the stop piece (12) is a cuboid with one end being an arc surface, a bending groove (15) is formed in the stop piece (12), the pin shaft (13) penetrates through the pin holes (17) and the braking groove (16), one end of the spring (14) is positioned in the spring hole (18), the other end of the stop piece is tightly abuts against the spring (12), and each hook groove (25) is formed in the braking groove.
  2. 2. The tensioning and positioning device for products in railway transportation process according to claim 1, wherein the sleeve assembly (3) comprises a sleeve main body (31) and a sleeve pin shaft, a sleeve pin hole (33) is formed in the center of the sleeve main body (31), internal threads (32) are formed at two ends of the sleeve main body (31), each pull ring comprises a cuboid pull ring main body (21) and a pull ring handle (22) connected with the end head of the pull ring main body (21) and provided with external threads, the external threads of the pull ring handle (22) correspond to the internal threads (32) of the sleeve main body (31), and the internal threads at two ends of the sleeve main body (31) are opposite in spiral direction.
  3. 3. A tensioning and positioning device for products in railway transportation according to claim 2, characterized in that the pull ring main body (21) is provided with handle fixing grooves (23) on both sides.
  4. 4. A tensioning and positioning device for products in railway transportation according to claim 3, further comprising a handle fixing pin, wherein a handle fixing hole (24) is formed on the outer side of the handle fixing groove (23).
  5. 5. The device for positioning a product during transportation by railway according to claim 4, wherein the handle fixing pin is a pin shaft with a flat head cap at one end and a locking hole at one end.
  6. 6. A tensioning and positioning device for products in railway transportation according to claim 2, wherein the folding handle (4) is provided with a handle pin hole, and the sleeve pin shaft passes through the sleeve pin hole and the handle pin hole.

Description

Tensioning and positioning device for products in railway transportation process Technical Field The present utility model relates to the field of transportation. Background The tensioning and positioning technology is widely applied in the fields of mechanical manufacture, assembly and transportation, and the component fixing, tension adjustment and accurate positioning are mainly realized through a tensioning device. In railway product transportation, a C70E type universal open wagon is generally adopted, two boxes of products are transversely placed in parallel, are connected and fixed, and then are fixed with a wagon box. The product is easy to be fixed with the carriage, but the difficulty in connecting and fixing the two carriages is high. Disclosure of utility model The utility model aims to solve the technical problem of how to realize the tensioning and positioning device for products in the railway transportation process, thereby realizing the connection between the products. The tensioning and positioning device for the products in the railway transportation process comprises a hook assembly 1, pull rings 2 and a sleeve assembly 3, wherein the pull rings 2 and the hook assembly 1 are respectively two, two ends of the sleeve assembly 3 are respectively connected with one pull ring 2 in a threaded mode, each hook assembly comprises a hook main body 11, a stop piece 12, a hook pin shaft 13 and a spring 14, the hook main body 11 is composed of a hook head and a hook handle, a cuboid braking groove 16 is arranged at the end of the hook handle, pin holes 17 are formed in the two sides of the hook handle, corresponding to the braking groove 16, of the braking groove 16, a spring hole 18 is formed in the inner side of the braking groove 16, the stop piece 12 is a cuboid with one end being an arc surface, a bending groove 15 is formed in the stop piece 12, the hook pin shaft 13 penetrates through the pin holes 17 and the braking groove 16, one end of the spring 14 is positioned in the spring hole 18, the other end of the spring 14 abuts against the stop piece 12, and a hook through hole 25 is formed in each pull ring. The sleeve component 3 comprises a sleeve main body 31 and a sleeve pin shaft, a sleeve pin hole 33 is formed in the center of the sleeve main body 31, internal threads 32 are formed in two ends of the sleeve main body 31, each pull ring comprises a cuboid pull ring main body 21 and a pull ring handle 22 connected with external threads of the end head of the pull ring main body 21, the external threads of the pull ring handle 22 correspond to the internal threads 32 of the sleeve main body 31, and the spiral directions of the internal threads at two ends of the sleeve main body 31 are opposite. Handle fixing grooves 23 are formed in two sides of the pull ring main body 21. The tensioning and positioning device further comprises a handle fixing pin, and a handle fixing hole 24 is formed in the outer side of the handle fixing groove 23. The handle fixing pin is a pin shaft with a flat head cap at one end and a locking hole at one end. The sleeve pin shaft passes through the sleeve pin hole and the handle pin hole, and the sleeve pin shaft passes through the sleeve pin hole (33) and the handle pin hole. The device has the beneficial effects of simple structure, light weight, easy operation, good adaptability and the like. Drawings FIG. 1 is a schematic view of the overall structure of the present utility model; FIG. 2 is an exploded pictorial view of the overall structure of the present utility model; FIG. 3 is a schematic view of the hook assembly structure of the present utility model; FIG. 4 is a schematic view of the hook body construction of the present utility model; FIG. 5 is a schematic view of the sleeve body structure of the present utility model; FIG. 6 is a schematic illustration of a tab construction of the present utility model; FIG. 7 is an exploded pictorial view of the folding handle of the present utility model; wherein, 1, a hook component, 2, a pull ring, 3, a sleeve component, 4, a folding handle, 11, a hook main body, 12, a stop piece, 13, a hook pin shaft, 14, a spring, 15, a curved slot, 16, a brake slot, 17 and a spring hole, 21, a pull ring main body, 22, a pull ring handle, 23, a handle fixing groove, 24, a handle fixing hole, 25, a hook through hole groove, 31, a sleeve main body, 32, internal threads, 33, a sleeve pin hole, 34 and an octahedral end head. Detailed Description As shown in fig. 1-7, the tensioning and positioning device for the products in the railway transportation process comprises a hook component 1, a pull ring 2 and a sleeve component 3, wherein the pull ring 2 and the hook component 1 are respectively two (two pull ring structures are symmetrical, two hook structures are symmetrical), and two ends of the sleeve component 3 are respectively in threaded connection with one pull ring 2. In the use process, the hook component 1 is hung at the joint o