KR20110031586A - Spike - Google Patents

Abstract

PURPOSE: A spike is provided to prevent the nail from being easily separated from a wood member by forming barbs in the side and bent parts of a body. CONSTITUTION: A spike comprises a body(100) and spike parts(140). The body is formed by bending a metal plate in a longitudinal direction. The body has a longitudinal bent part(110) and longitudinal reinforcing grooves(120). Barbs(115) and hanging grooves(150) are formed in the body. A central guide is formed in the longitudinal center of the body. The spike parts are formed in both ends of the body.

Description

{Spike}

The present invention relates to a nail, and more particularly, to a nail having a high bending strength, which is light and easy to manufacture by forming a body by bending a metal plate.

In general, nails are most commonly used as a fastening means for assembling wooden structures in construction and civil engineering. The construction consists of a generally cylindrical body and a head at the top thereof, which is compressed by a tool such as a hammer to The wood structures are joined to each other, or objects such as decorations are supported on the wood structures.

 These nails can be pulled out with a tool such as nail removal when misplaced, and the body of the nail has a straight shape, so if you put a mechanism in the joint between wood and wood, the joint will open or the combined wood will vibrate. When shaken by the impact, the joint was not firm and there was a gap between the timber and the timber, and the usability and accuracy of the timber structure was impaired, or the nail was pulled out of the wood so that the structure could not function properly.

In addition, there was an uncomfortable problem of fixing the nails more than necessary to increase the firmness of the coupling portion.

Thus, in order to solve such a problem, the technology described in JP-A-2000-0008093 has been developed as shown in FIG. 1, the technical feature of which is embedded in the fixing object 10, which is the outer peripheral surface of the nail body 2. And a notch 8 formed inwardly of the outward protrusion 6 and the outward protrusion 6 formed thereon.

However, the technique described in Korean Patent Laid-Open Publication No. 2000-0008093 uses a structure that is firmly embedded in a wooden structure to prevent flow, and is semi-permanently coupled to prevent distortion of the fixing object and improve durability, but the body ( 2) is formed in a cylindrical shape with a length longer than the diameter when nailed, if the nail does not hit the head (4) exactly a little bit off the nail is easily bent, if the nail is used There is a problem that the bonding strength of the structure falls, and also the nail can not be used if the nail is severely bent.

The present invention has been made to solve the above problems, an object of the present invention is to provide a nail having a higher bending strength, lighter, easy to manufacture by forming the body by bending the metal plate.

In addition, another object of the present invention is to provide a nail that is more firmly fixed by forming a barb on the side and the bent portion of the body so that it is not easily separated from the wood.

The present invention for solving this problem;

Body and a metal plate is bent in the longitudinal direction, characterized in that the spike portion is formed at one end of the body.

In addition, the body is bent in the longitudinal direction of the metal plate, characterized in that the spike portion is formed on both ends of the body.

And, the body is characterized in that the bent portion is formed in the longitudinal direction.

Here, the body is characterized in that the reinforcement groove is formed in the longitudinal direction.

In addition, the body is characterized in that the barb is formed.

And, the longitudinal groove of the body is characterized in that the locking groove is further formed.

On the other hand, the body is characterized in that the center guide is formed in the central portion in the longitudinal direction.

And, the upper end of the body is characterized in that the head portion is formed.

In addition, the body is characterized in that it is formed in a cylindrical shape.

In addition, the body is characterized in that the polygonal tubular shape.

Here, the fixing portion is characterized in that the fixing projection is formed on the junction of the body.

According to the present invention of the above configuration by forming the body by bending the metal plate is light, easy to manufacture and has the effect of having a higher bending strength.

On the other hand, the present invention has the effect of fixing more firmly by forming a barb at the side and the bent portion of the body so as not to be easily separated from the wood.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention. The same reference numerals are used for the same constituent elements in the drawings and redundant explanations for the same constituent elements are omitted. And, it is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth.

Figure 2 is a perspective view of the nail according to the invention, Figure 3 is a perspective view of the spikes formed on both ends of the body in another embodiment of the present invention, Figure 4 is another embodiment of the present invention the body is formed in a cylindrical shape 5 is a sectional view in which the body of FIG. 4 is formed in a “C” shape, and FIG. 6 is a sectional view in which the body of FIG. 4 is formed in a polygon.

The present invention relates to a nail, as shown in Figure 2, its configuration is largely composed of a body 100 and a head portion 130.

Here, the body 100 is formed by bending a metal plate, one end of the body 100 is a sharp spike portion 140 is formed.

Thus, the body 100 is formed of a metal plate is light and easy to manufacture to increase the production per unit time, the bending strength is large.

In addition, when the nails are driven into the conventional circular nails, such problems as wood splitting occur, but the nail of the present invention is formed of a metal plate so that the thickness is thin and the wood does not easily split.

In addition, the nail of the present invention can be used in concrete as well as wood by forming the body 100 with a high-strength metal material.

And, the bent portion 110 is formed in the longitudinal direction in the center of the body 100, the bent portion 110 is formed in a "V" shape to easily nail the nail into a structure such as wood or concrete It will not bend.

That is, the body 100 prevents the body 100 from being bent by the bent part 110 even when a force is applied in the lateral direction of the body 100 by bending the metal plate to form the bent part 110. It is to improve the disadvantage that the bending of the force acts in the transverse direction of the metal plate.

In addition, a barb 115 is formed in the body 100, and the barb 115 is formed to be inclined to the outside of the body 100 so as to protrude, and the upper part of the nail is formed in a broad inverse triangle shape. .

Therefore, when nailing is easy, and when an external force is applied, the barb 115 is caught inside the structure to prevent separation, and even if an external force such as torsion occurs, the structure is deformed by more stably fixing the structure. It can be prevented.

In addition, the body 100 has a reinforcement groove 120 is formed, the reinforcement groove 120 is formed in the longitudinal direction on both sides of the bent portion 110 formed in the center of the body (100).

By forming the reinforcement groove 120 as described above, the bending strength of the nail 100 can be prevented by the bending portion 110 by improving the bending strength of the nail and acting laterally. By allowing it to withstand the force of the body 100 is not easily bent, even when nailed to prevent the nail from being bent or deformed.

On the other hand, the head portion 130 is formed on the upper end of the body 100, the head portion 130 is formed by cutting the center of the upper end of the body 100 to a certain length, bent to both sides.

Thus, when nailing the object, by forming the head portion 130 to form a wide area that can be hitting can be hit more stably, and transmits such a force to the spike portion 140 intact to the structure Make nailing easier.

In addition, by forming the head portion 130 it is possible to more easily secure the structure using a mechanical tool such as a taka.

On the other hand, the longitudinal edge of the body 100, that is, the locking groove 150 is further formed on the side, the locking groove 150 is formed in a wedge shape so that when nailed easily nailed to wood or concrete When the nail is to be separated from the structure by an external force such as torsion, the lower end of the locking groove 150 is caught by the structure to prevent the nail from being separated.

As another embodiment of the present invention, as shown in FIG. 3, spikes 140 are formed at both ends of the body 100 in which the bent portion 110 ′ is formed in the longitudinal direction, thereby forming a structure to be coupled. By fixing the nail to be nailed in the center, it is possible to fix the nail so that it is not exposed to the outside.

Here, the center guide 160 is formed in the central portion in the longitudinal direction of the body 100. When fixing the structure in a state where the center guide 160 is not formed, the nail is biased to one side, and one side of the spike portion 140 is formed. ) Is deeply embedded and firmly fixed, but the other side of the spike portion 140 is shallowly nailed, so that the coupling force is easily separated because it is easily separated, forming a center guide 160 in the longitudinal center of the body 100 is biased to any one side By avoiding the spike portion 140 is evenly both sides are to be firmly fixed.

Meanwhile, a barb 115 'is formed on the body 100, and the barb 115' is symmetrically formed around the center guide 160, so that wood or concrete fixed to both sides is not easily separated. .

In addition, since the remaining components are the same as the above-described configuration, a separate description thereof will be omitted.

As another embodiment of the present invention, as shown in FIG. 4, the body 100 ′ is formed by forming a metal plate in a cylindrical shape, and a sharp spike portion 140 ′ is formed at the bottom of the body 100 ′. Is formed.

Here, the body 100 ′ is formed by forming a metal plate in a cylindrical shape and joining ends thereof. The fixing part 107 is formed in the joining part 105 to prevent the joining part 105 from shifting when nailing. It is possible to fix more firmly.

Thus, the body 100 'is formed in a cylindrical shape to prevent the body 100' from being bent by a force acting in the lateral direction from the side of the body 100 ', and also when nailing the structure The body 100 ′ is formed in a cylindrical shape so that the body 100 ′ can be hit more stably when hitting the upper end portion, thereby easily nailing the nail.

Then, the barb 115 is formed on the outer circumferential surface of the body 100 '.

On the other hand, the upper end of the body 100 'is formed with a head portion 130' to be bent, when nailing the structure, by forming a head portion 130 'by forming a wider area to hit more It can hit stably, and transmits such a hitting force to the spike portion 140 'intact, so that it can be more easily embedded in a hard object such as concrete.

On the other hand, the barbs 115 formed on the outer circumferential surface of the body (100, 100 ') described above are formed symmetrically or zigzag on both sides with respect to the bent portion (110,110').

And, as shown in FIG. 5, the shape of the body 100a is formed in a “C” shape, or as shown in FIG. 6, the body 100b is formed in a polygonal column shape such as a triangle or a square. Thus, by forming a variety of shapes by using a nail formed in the body (100, 100 ', 100a, 100b) of the appropriate shape according to the texture or shape of the wood to prevent the cracking of the wood to improve the durability of the entire structure.

Although the preferred embodiments of the present invention have been described above, the scope of the present invention is not limited thereto, and the scope of the present invention extends to the scope of the present invention to those which are substantially equivalent to the embodiments of the present invention. Various modifications can be made by those skilled in the art without departing from the scope of the present invention.

The present invention relates to a nail, and more particularly, to a nail having a high bending strength, which is light and easy to manufacture by forming a body by bending a metal plate.

1 is a cross-sectional view of a conventional nail nailed to wood.

2 is a perspective view of a nail according to the present invention.

3 is a perspective view showing spikes formed at both ends of the body in another embodiment of the present invention.

4 is a perspective view of a cylindrical body having another embodiment of the present invention.

5 is a cross-sectional view of the body of FIG. 4 formed in a “C” shape.

6 is a cross-sectional view of the body of Figure 4 formed in a polygon.

<< Explanation of symbols for main part of drawing >>

100,100 ', 100a, 100b: body 105: junction

107: fixing protrusion 110: bent portion

115,115 ': Barb 120,120': Reinforcement groove

130,130 ': Head portion 140,140': Spike portion

150: locking groove 160: center guide

Claims (11)

The body bent the metal plate in the longitudinal direction, Nail, characterized in that the spike portion is formed at one end of the body. The body bent the metal plate in the longitudinal direction, Nails, characterized in that the spike is formed at both ends of the body. The method according to claim 1 or 2, The body is characterized in that the bent portion is formed in the longitudinal direction. The method according to claim 1 or 2, The body is characterized in that the reinforcement groove is formed in the longitudinal direction. The method according to claim 1 or 2, Nail, characterized in that the barb is formed on the body. The method according to claim 1 or 2, Nails, characterized in that the engaging groove is further formed in the longitudinal edge of the body. The method of claim 2, The body is characterized in that the center guide is formed in the central portion in the longitudinal direction. The method of claim 1, Nail, characterized in that the head portion is formed on the upper end of the body. The method of claim 1, The body is characterized in that the nail is formed in a cylindrical shape. The method of claim 1, The body is characterized in that the nail is formed in a cylindrical shape. The method of claim 10, Nails, characterized in that the fixing projection is formed on the junction of the body.

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