TWI670101B - Composite mountaineering hook structure - Google Patents

Abstract

The utility model relates to a mountaineering hook structure of a composite material, wherein the hook body made of aluminum or plastic material is respectively provided with a receiving groove on two sides, and a metal opening, and then a metal hook body is arranged on each of the two receiving grooves. And the metal hook body extends from the metal opening to have an upper protruding portion and a lower protruding portion, and then a metal fastening rod is disposed between the upper protruding portion and the lower protruding portion, and the metal hook body has a specific gravity greater than The hook body, thereby obtaining a mountaineering hook with a composite material and light weight and good strength.

Description

Composite mountaineering hook structure

The invention relates to a mountaineering hook structure, which is designed for climbing and climbing for fixing to a rope and a human body, and providing a safety hook-proof mountaineering hook.

The current mountaineering hook and safety hook are all made of a metal hook body which is formed with a metal buckle rod which can be controlled to open and close. The metal hook body and the metal buckle rod metal are currently available. Iron, alloy steel or alloy aluminum, iron and alloy steel material advantages are good strength, material stability, the disadvantage is that the weight is too heavy; alloy aluminum has the advantage of light, but the strength is far worse than iron and alloy steel, and Due to the instability of the material, the application of various processing methods for the iron and alloy steel is also lacking in the alloy aluminum.

However, mountaineering, climbing and other activities often carry many other items such as camping, cooking and food, and often carry many mountaineering hooks at a time. Therefore, most of the current mountaineering hooks are made of alloy aluminum.

Although the mountaineering hook is made of iron or alloy steel material of half material, it has the advantages of lighter and superior mountaineering hooks. However, the mountaineering hook must have a certain size and size. Too small a volume is not conducive to operation, so there is no The inventor changed the size to make a mountaineering hook for alloy steel.

Therefore, how to use the advantages of iron or alloy steel to make mountaineering hooks of the same size, light weight and high strength, and the production must not require too complicated procedures, which is an improvement.

Known mountaineering hooks, made of steel or alloy steel, although strong in strength, but extremely heavy, and made of alloy aluminum with low specific gravity, have strength far less than iron and alloy steel, and the material is unstable and other processing factors. .

The mountaineering hook structure of the composite material of the invention comprises: a hook body, which is made of aluminum or plastic material in the shape of C, has a hanging space inside, and a hook body opening is arranged on one side of the hanging space, and the hook body has two openings. The first hook body end and the second hook body end are respectively disposed at the end, the first hook body end and the second hook body end have a first length, and the hook body is provided with two opposite side edges, the two Each of the side edges is provided with a receiving groove, and the receiving groove is provided with an inner retaining edge adjacent to the hanging space, and two metal hook bodies have a C shape and a specific gravity larger than the hook body, and the metal hook body side a metal opening is disposed at each end of the metal opening as a first metal end and a second metal end, and a second length is formed between the first metal end and the second metal end, the second length being shorter than the first The length of the two metal hooks is respectively disposed in the receiving grooves on the two sides of the hook body, and the first metal end protrudes from the first hook body end to an upper protruding portion, and the second metal end protrudes The length of the second hook body end is a lower protruding portion, and the upper protruding portion is formed with a fastening portion, and the lower protruding portion is disposed An inner shaft hole is bored with a shaft, a metal fastening rod, the length of the metal fastening rod is shorter than the first length and longer than the second length, and one end is provided with an outer shaft hole to match the shaft The rod and the inner shaft hole are pivotally disposed on the lower protruding portion, and the other end is provided with a fastening end, and the shaft hole outside the metal fastening rod is pivoted to the shaft, so that the fastening end can be buckled on the upper protruding portion The fastening portion is configured to close the metal opening, or pivot to close the fastening end to open the metal opening, and a resilient element is disposed on the metal fastening rod to cause the metal fastening rod to be elastically closed. The metal opening, and the plurality of coupling members, when the two metal hooks are disposed in the receiving grooves on the two sides of the hook body, the corresponding same positions are provided with a plurality of perforations, and the coupling members pass through the two metal hooks The perforations of the hook body are such that the two metal hook bodies are respectively fixed on both sides of the hook body.

The main purpose of the mountaineering hook structure of the composite material of the invention is that the hook body of the aluminum or plastic material with light specific gravity is used, and the accommodating groove is arranged on two sides of the hook body to provide the two metal hook body arrangement by the accommodating groove. The metal hook body must be made of steel or the like and has a specific gravity larger than that of the hook body, and the hook body and the metal hook body each have a metal opening and a hook body opening, and the metal hook body must protrude from the hook body opening to make the metal buckle rod It can only be connected to the metal hook body, which can have the dual advantages of light weight and high strength; and the aluminum or plastic material based hook body can provide more shape and color change than the metal hook body.

10‧‧‧ hook body

11‧‧‧ hanging space

12‧‧‧ hook opening

13‧‧‧First hook end

14‧‧‧Second hook end

15‧‧‧ accommodating slots

16‧‧‧ Inside the margin

17‧‧‧Outer flange

20‧‧‧Metal hooks

21‧‧‧Metal opening

22‧‧‧First metal end

Extending paragraph on 221‧‧

222‧‧‧Deduction Department

223‧‧‧Upper bend

231‧‧‧Under the extension

232‧‧‧Inner shaft hole

233‧‧‧ shaft

234‧‧‧Bottom bend

24‧‧‧Perforation

30‧‧‧Metal snap lever

31‧‧‧Outer shaft hole

32‧‧‧ buckle end

40‧‧‧Rebound element

50‧‧‧ rod sets

60‧‧‧Connected parts

L1‧‧‧ first length

L2‧‧‧ second length

The first figure is a three-dimensional combination diagram of the mountaineering hook of the present invention.

The second figure is an exploded perspective view of the mountaineering hook of the present invention.

The third figure is a side cross-sectional view of the mountaineering hook combination of the present invention.

The fourth figure is a front cross-sectional view of the mountaineering hook combination of the present invention.

The fifth figure is a side view of the mountaineering hook of the present invention in a completely closed state.

The sixth figure is a side view of the mountaineering hook rotating rod sleeve of the present invention.

The seventh drawing is a side view of the mountaineering hook of the present invention fully opened.

The eighth figure is a perspective view of the mountaineering hook of the present invention fully opened.

The ninth drawing is a perspective assembled view of another embodiment of the mountaineering hook of the present invention.

Figure 11 is a perspective exploded view of another embodiment of the mountaineering hook of the present invention.

Figure 11 is a front cross-sectional view showing another embodiment of the mountaineering hook of the present invention.

In the following, the preferred embodiment of the present invention will be described in detail with reference to the drawings:

As seen from the first, second, third and fourth figures, the mountaineering hook structure of the composite material of the invention comprises:

The hook body 10 is made of aluminum or plastic material in the shape of C, and has a hanging space 11 inside, and a hook opening 12 is arranged on one side of the hanging space 11 , and the two ends of the hook opening 12 are respectively set to be a hook end 13 and a second hook end 14, a first length L1 between the first hook end 13 and the second hook end 14, and the hook body 10 is provided with two opposite sides. The two sides are respectively provided with a receiving groove 15 . The receiving groove 15 is provided with an inner retaining edge 16 adjacent to the hanging space 11 , and an outer retaining edge 17 is disposed opposite the outer peripheral edge of the inner retaining edge 16 .

The metal hook body 20 has a C shape and a specific gravity larger than the hook body 10, and a metal opening 21 is disposed on a side of the metal hook body 20, and the first metal end is respectively disposed at two ends of the metal opening 21. 22 and second The metal end 23 has a second length L2 between the first metal end 22 and the second metal end 23, the second length L2 is shorter than the first length L1, and the two metal hooks 20 are respectively disposed on the hook body 10. In the receiving groove 15 of the two sides, the first metal end 22 extends from the first hook end 13 to an upper protruding portion 221, and the second metal end 23 extends out of the second hook end 14 The length of the upper protruding portion 221 is formed with a fastening portion 222. The lower protruding portion 231 defines an inner shaft hole 232. The inner shaft hole 232 is bored with a shaft 233.

The upper protruding portion 221 of the two metal hook body 20 has an upper curved portion 223 opposite to the inner side such that the two upper protruding portions 221 abut each other.

The lower protruding portion 231 of the two metal hook body 20 has a lower curved portion 234 toward the opposite inner side such that the two lower protruding portions 231 abut each other.

a metal fastening rod 30, the length of the metal fastening rod 30 is shorter than the first length L1 and longer than the second length L2, and one end is provided with an outer shaft hole 31 for engaging the shaft 233 and the inner shaft hole 232. The lower protruding portion 231 is provided with a fastening end 32. The outer shaft hole 31 of the metal fastening rod 30 is pivoted to the shaft, so that the fastening end 32 can be fastened to the upper protruding portion 221. The portion 222 closes the metal opening 21 or pivots the buckle end 32 away from the fastening portion 222 to open the metal opening 21 .

A resilient element 40 is disposed between the metal fastening rod 30 and the metal hook body 20 or between the metal fastening rod 30 and the hook body 10, so that the metal fastening rod 30 generates an elastic normal state to close the metal. Opening 21.

a rod sleeve 50 is sleeved on the metal fastening rod 30 and elastically rotatable. The rotation can open or close the fastening end 32 and the fastening portion 222. The sleeve 50 is elastic. The normal state is closed.

When the two metal hooks 20 are disposed in the receiving slots 15 on the two sides of the hook body 10, a plurality of through holes 24 are formed at corresponding positions, and the coupling members 60 pass through the two metal hooks. 20 is riveted to the perforation 24 of the hook body 10, and the two metal hook bodies 20 are respectively fixed on both sides of the hook body 10.

The use of the structure is first viewed from the fifth figure. The metal fastening rod 30 closes the metal opening 21, and the sleeve 50 rotates to close the fastening end 32 and the fastening portion 222, so that the hanging object cannot enter and exit. Hanging space 11; and then viewing from the sixth figure, before pivoting the metal fastening rod 30, the rod sleeve 50 is first rotated to make the fastening end 32 and the fastening portion 222 are opened, and finally viewed from the seventh and eighth figures, the outer shaft hole 31 of the metal fastening rod 30 pivots the metal opening 21 for pivoting, so that the hanging object can enter and exit. After the space 11 is completed, the metal fastening rod 30 and the rod sleeve 50 are automatically rebounded and returned.

In addition, as shown in the ninth, tenth and eleventh figures, the upper protruding portion 221 of the two metal hooks 20 can also be provided with the upper curved portion 223 opposite to the inner side, so that the two upper protruding portions 221 is spaced apart from each other, and the lower protruding portion 231 of the two metal hooks 20 is not provided with the lower curved portion 234 toward the opposite inner side to maintain a space between the two lower protruding portions 231.

With the above structure, the hook body 10 based on the aluminum or plastic material with a light specific gravity is used, and the accommodating groove 15 is disposed on the two sides of the hook body 10, and the accommodating groove 15 provides the two metal hook bodies 20 to be fixed. The fixing member 60 is riveted to the metal hook body 20 and the through hole 24 of the hook body 10, and the metal hook body 20 must be made of steel or the like and has a specific gravity larger than that of the hook body 10, and the hook body 10 and the metal hook The body 20 has a metal opening 21 and a hook opening 12, and the metal hook body 20 must extend out of the hook opening 12, so that the metal fastening rod 30 can only be connected with the metal hook body 20, thereby being able to have light weight and strength. A good double advantage; and the aluminum or plastic based hook body 10 provides more styling and color variations than the metal hook body 20.

Claims (9)

The utility model relates to a mountaineering hook structure, comprising: a hook body, which is made of aluminum or plastic material in the shape of C, has a hanging space inside, and a hook body opening is arranged on one side of the hanging space, and both ends of the hook body are open The first hook body end and the second hook body end are respectively disposed, the first hook body end and the second hook body end have a first length, and the hook body is provided with two opposite side edges, the two sides Each side is provided with a receiving groove, the receiving groove is provided with an inner retaining edge adjacent to the hanging space; and a metal hook body having a C shape and a specific gravity larger than the hook body, the metal hook body side being provided a metal opening, the two ends of the metal opening are respectively defined as a first metal end and a second metal end, and a second length is formed between the first metal end and the second metal end, the second length being shorter than the first length The two metal hooks are respectively disposed in the receiving grooves on the two sides of the hook body, and the first metal end protrudes from the first hook body end to an upper protruding portion, and the second metal end protrudes from the The length of the second hook body ends into a lower protruding portion, and the upper protruding portion is formed with a fastening portion, and the lower protruding portion is disposed An inner shaft hole, the inner shaft hole is matched with a shaft; a metal fastening rod, the metal fastening rod has a length shorter than the first length and longer than the second length, and one end is provided with an outer shaft hole to match the shaft The inner shaft hole is pivotally disposed on the lower protruding portion, and the other end is provided with a fastening end, and the outer shaft hole of the metal fastening rod is pivoted to the shaft, so that the fastening end can be buckled on the upper protruding portion a fastening portion for closing the metal opening, or pivoting the fastening end away from the fastening portion to open the metal opening; a resilient element disposed on the metal fastening rod to cause the metal fastening rod to be elastically closed The metal opening; a plurality of coupling members, wherein the two metal hook bodies are disposed in the receiving grooves on the two sides of the hook body, the corresponding same positions are provided with a plurality of perforations, and the coupling members pass through the perforations of the two metal hook bodies and the hook body The two metal hook bodies are respectively fixed on two sides of the hook body. The climbing hook structure of the composite material according to claim 1, wherein the upper protruding portion of the two metal hook body has an upper curved portion facing the inner side, so that the two upper protruding portions abut each other, the two metal The lower projecting section of the hook body has a lower curved portion to the opposite inner side such that the two lower projecting sections abut each other. The mountaineering hook structure of the composite material according to claim 1, wherein the resilient element is disposed between the metal fastening rod and the metal hook body. The mountaineering hook structure of the composite material according to claim 1, further comprising: a rod sleeve sleeved on the metal fastening rod and elastically rotatable, the rotation enabling the fastening end and the The fastening portion is opened or closed, and the sleeve is closed by the elastic normal state. The climbing hook structure of the composite material according to claim 1, wherein the hook body is provided with an outer rim with respect to an outer periphery of the inner rim. The utility model relates to a mountaineering hook structure, comprising: a hook body, which is made of aluminum or plastic material in the shape of C, has a hanging space inside, and a hook body opening is arranged on one side of the hanging space, and both ends of the hook body are open Whereas the first hook body end and the second hook body end are respectively disposed, the first hook body end and the second hook body end have a first length, and the hook body is provided with two opposite side edges, the two sides Each side of the accommodating groove is provided with an outer rim; the outer peripheral edge of the accommodating groove is provided with an outer rim; the metal hook body has a C shape, and the specific gravity is larger than the hook body, and a metal is arranged on one side of the metal hook body. Opening, the two ends of the metal opening are respectively set as the first metal end and the second gold a second length between the first metal end and the second metal end, the second length is shorter than the first length, and the two metal hooks are respectively disposed in the receiving grooves on the two sides of the hook body. And the first metal end protrudes from the first hook body end to an upper protruding section, and the second metal end protrudes from the second hook body end to a lower protruding section, and the upper protruding section is formed with a a fastening portion, the lower protruding portion is provided with an inner shaft hole, and the inner shaft hole is matched with a shaft; a metal fastening rod, the metal fastening rod has a length shorter than the first length and longer than the second The length of one end is provided with an outer shaft hole, the shaft rod and the inner shaft hole are pivotally disposed on the lower protruding portion, and the other end is provided with a fastening end, and the outer shaft hole of the metal fastening rod is pivoted to the shaft center, so that The fastening end can be fastened to the fastening portion of the upper protruding portion to close the metal opening, or the pivoting end of the fastening end is away from the fastening portion to open the metal opening; a resilient element is disposed on the metal buckle Closing the metal fastening rod to produce an elastic normal state to close the metal opening; and a plurality of coupling members, the two metal hook bodies are disposed on the hook body When accommodating recess, corresponding to the same location with a plurality of perforations, the plurality of second metal binding hook member through the perforations of the hook, so that the two are fixed to the metal hook hook sides. The climbing hook structure of the composite material according to claim 6, wherein the upper protruding portion of the two metal hook body has an upper curved portion facing the opposite inner side, so that the two upper protruding portions abut each other, the two metal The lower projecting section of the hook body has a lower curved portion to the opposite inner side such that the two lower projecting sections abut each other. The mountaineering hook structure of the composite material according to claim 6, wherein the resilient element is disposed between the metal fastening rod and the metal hook body. The mountaineering hook structure of the composite material according to claim 6, further comprising: a rod sleeve sleeved on the metal fastening rod and elastically rotatable, the rotation enabling the fastening end and the The fastening portion is opened or closed, and the sleeve is closed by the elastic normal state.