KR200494002Y1 - U-bolt assembly for concrete anchor block - Google Patents

Abstract

The present invention discloses a u-bolt assembly for near the electric pole. The disclosed U-bolt assembly for near electric poles is formed in a "U" shape to surround the electric pole, and includes a pole support member having bolt fixing holes formed at both ends, and an electric pole support member to penetrate the electric pole proximal supporting the electric pole. It is coupled to both ends, a screw portion for fastening the nut is formed at one end, and a fixing pin member fixed to the bolt fixing hole at the other end is formed protrudingly. It is characterized in that it has a supporting plate. Therefore, the present invention can not only reduce the defect rate and secure product safety, but also reduce the production cost due to increased production, and prevent damage to the plating during the production process by hot bonding the electric pole support member and the root bolt member. .

Description

U-bolt assembly for electric pole vicinity {U-BOLT ASSEMBLY FOR CONCRETE ANCHOR BLOCK}

The present invention relates to a mask, and more specifically, it is possible to reduce the production cost by cold bonding the electric pole support member and the proximal bolt member to reduce defects, and to prevent damage to the plating during the production process. It is about bolt assembly.

Usually, when erecting a pole, the pole is fixed to the ground in order to prevent it from falling down or tilting. In this Jeonju construction method, a mechanized construction method using a back hoe and an auger crane is performed.

Among them, the pole construction using an auger crane is the most common construction method. Looking at the process, the auger crane is used to excavate as much as the intrusion depth, and after inserting the pole into the excavated pit and erecting it, the area around the pit where the pole is inserted is By additional excavation with backhoe or manpower, the poles are installed. At this time, whether the back hoe method or the auger crane method is used, the poles should be stably fixed to the ground by using the roots of the poles to prevent overturning of the poles after construction.

Here, the pole base means to maintain a stable upright state of the pole in the ground, and is basically formed by a rectangular or semicircular concrete structure made of a concrete material. At this time, the concrete structure is directly fixed to the lower end of the electric pole located in the ground by the U-bolt, or is connected to the support line connected to the central part of the electric pole after being buried spaced apart from the electric pole to support the electric pole.

In addition, the pole root fixed to the electric pole has a structure in which a curved surface is formed in close contact with the electric pole, and a fastening hole is formed in which U bolts surrounding the electric pole are fastened on both sides of the curved surface. fixed on the pole by

However, the conventional U-bolt for near electric poles as described above has a problem in that it is difficult to manufacture and a lot of defects occur in the bending process because the round bar must be bent in a "U" shape. Recently, U-bolts are manufactured by joining plate-shaped bends and bolts, but there is a problem in that the joint between the bend and the bolt is weak.

Therefore, there is a need to improve it.

On the other hand, domestic Patent Publication No. 10-2012-0000304 (published date: 2012.01.02) discloses "coated oil bolt", and registered patent No. 10-1090137 (registration date: 2016.06.14) " automated production equipment".

The present invention was created by the necessity as described above, and after forming a bolt fixing hole in the electric pole support member and a fixing pin member to be inserted into the bolt fixing hole in the proximal bolt member, inserting the fixing pin member into the bolt fixing hole Therefore, since it is joined by cold riveting method, it is possible to increase productivity by easy bonding work, to improve the durability of bonding between the pole support member and the root bolt member, and to minimize damage to the galvanized layer during the bonding process. An object of the present invention is to provide a u-bolt assembly for near electric poles.

In order to achieve the above object, the U-bolt assembly for near the electric pole according to one aspect of the present invention is formed in a plate shape having a thickness of 6 mm and a width of 40 mm to surround the electric pole, and is formed in a "U" shape. An electric pole support member having a bolt fixing hole formed at an end thereof, and both ends of the electric pole support member to pass through the vicinity of the electric pole supporting the electric pole, a threaded portion for fastening a nut is formed at one end and the other end is formed It characterized in that it comprises a proximal bolt member in which a fixing pin member fixed to the bolt fixing hole is formed to protrude, and a proximal supporting plate through which the proximal bolt member passes so as to be supported near the electric pole.

In addition, in the present invention, the proximal bolt member has a bonding surface that is in surface contact with the electric pole support member, and a plurality of fixing pin members are formed to protrude from the bonding surface.

In addition, in the present invention, the electric pole support member, in a state formed in a straight line, the root bolt member is coupled to both ends through a cold forming method of riveting, it is characterized in that it is bent in a "U" shape.

In addition, in the present invention, the electric pole support member is characterized in that the outer surface is coated with a zinc plating layer to prevent corrosion, and an auxiliary locking hole is formed on one side of the bolt fixing hole so that the plating jig is inserted and caught during plating. .

In addition, in the present invention, the fixing pin member is formed with a height of 15 mm to have a cylindrical shape whose diameter is gradually reduced from the bonding surface to the end, and a round surface is formed at the end to facilitate insertion. .

In addition, in the present invention, the proximal bolt member is characterized in that a hole insertion support surface having the same outer diameter as the inner diameter of the bolt fixing hole portion is protruded so as to be inserted and supported on the inner surface of the bolt fixing hole portion at the lower end.

As described above, in the U-bolt assembly for near the electric pole according to an aspect of the present invention, a bolt fixing hole is formed in the electric pole support member, and the fixing pin member inserted into the bolt fixing hole in the near bolt member is different from the prior art. After being formed, the fixing pin member is inserted into the bolt fixing hole and joined by a cold riveting method, so that the bonding operation is easy to increase productivity, and it is possible to improve the bonding durability of the electric pole support member and the proximal bolt member, and the bonding process has the effect of minimizing damage to the galvanized layer.

In addition, the U-bolt assembly for near the electric pole according to the present invention has the effect of further improving the bonding force between the plate-shaped electric pole support member and the near-proximal bolt member by forming a bonding surface on the proximal bolt member.

In addition, in the U-bolt assembly for nearing an electric pole according to the present invention, the exposed portion of the fixing pin member joined to the bolt fixing hole is minimized, so that when the electric pole support member is wrapped around the electric pole, the electric pole support member is prevented from being caught on the electric pole, thereby improving workability have an improvement effect.

In addition, in the U-bolt assembly for near electric poles according to the present invention, since auxiliary locking holes are formed in the electric pole support member, the zinc coating layer is uniformly formed up to the inner surface of the bolt fixing hole for bonding when the electric pole support member is plated. have

1 is a perspective view for explaining an installation state of a U-bolt assembly for near electric poles according to an embodiment of the present invention.
Figure 2 is a perspective view for explaining the U-bolt assembly for near the electric pole according to an embodiment of the present invention.
3 is a cross-sectional view for explaining a U-bolt assembly for near electric poles according to an embodiment of the present invention.
4 is an enlarged view of the main part for explaining the U-bolt assembly for near the electric pole according to an embodiment of the present invention.
5 is an enlarged view of the main part for explaining a modified example of the proximal bolt member according to an embodiment of the present invention.
6 is a process diagram for explaining a process of forming a U-bolt assembly for near electric poles according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the u-bolt assembly for near electric poles according to the present invention will be described. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of the user or operator. Therefore, definitions of these terms should be made based on the content throughout this specification.

1 is a perspective view for explaining an installation state of the U-bolt assembly for near electric poles according to an embodiment of the present invention, and FIG. 2 is a perspective view for explaining the U-bolt assembly for near electric poles according to an embodiment of the present invention , FIG. 3 is a cross-sectional view for explaining a U-bolt assembly for near electric poles according to an embodiment of the present invention.

In addition, FIG. 4 is an enlarged view of a main part for explaining a U-bolt assembly for near an electric pole according to an embodiment of the present invention, and FIG. 5 is a main part for explaining a modified example of a near-proximal bolt member according to an embodiment of the present invention. It is an enlarged view, and FIG. 6 is a process diagram for explaining the forming process of the U-bolt assembly for near the electric pole according to an embodiment of the present invention.

1 to 6 , the U-bolt assembly 100 for near an electric pole according to an embodiment of the present invention includes a "U"-shaped electric pole support member 110 and a pole support member 110 that is coupled to it. Near the bolt member 120, and the proximal bolt member 120 through and includes a support plate 130 near the nut is supported. The U-bolt assembly 100 for nearing an electric pole is installed so that the electric pole support member 110 surrounds the outer surface of the electric pole 10, and the near-base bolt member 120 is coupled to the electric pole near the pole 20, which is a concrete structure.

In addition, the U-bolt assembly 100 for near electric poles according to this embodiment is buried underground to support the lower end of the electric pole 10 to prevent the electric pole 10 from falling.

The electric pole support member 110 is made of low-carbon steel having a carbon content of about 0.08 to 0.25 to enable bending, has appropriate strength and workability, and is formed by bending a straight, straight mild steel plate in a “U” shape. The electric pole support member 110 has bolt fixing holes 111 respectively formed at both ends to bond the near-proximal bolt member 120 to each other.

In addition, the electric pole support member 110 is plated so that a zinc plating layer is formed on the outer surface to prevent corrosion after construction on the electric pole 10, and has sufficient strength and thickness (T) to improve the friction force supported by the electric pole 10 is formed to be 6 mm and the width (W) is 40 mm. Through this, it is possible to minimize the size of the u-bolt assembly 100 for the vicinity of the electric pole while increasing durability and support.

In addition, the electric pole support member 110 has a bolt fixing hole 111 formed in a straight mild steel sheet state, and a bolt fixing hole portion ( An auxiliary locking hole 113 is formed on one side of the 111 . A plating jig for processing the electric pole support member 110 is inserted and caught in the auxiliary locking hole 113 during the plating operation. That is, the electric pole support member 110 is caught on the plating jig through the auxiliary locking hole 113 and then is impregnated with the plating solution.

And the electric pole support member 110 is bonded to the root bolt member 120 through the bolt fixing hole 111, and then bent in a "U" shape is formed.

The proximal bolt member 120 according to the present embodiment is coupled to both ends of the pole support member 110, respectively, and is fixed to the pole proximal 20 through the fastening of a nut. The root bolt member 120 is formed by cutting a round bar to a specific length, and is joined to the pole support member 110 through a cold forging method to improve the coupling force with the pole support member 110 .

In addition, the proximal bolt member 120, a screw portion 121 for fastening the nut is formed on an outer surface of one end, and a fixing pin member 123 inserted into the bolt fixing hole portion 111 at the other end is formed to protrude. In particular, the proximal bolt member 120 has a joint flat part 125 formed at the other end to be more closely and firmly coupled to the electric pole support member 110 , and a fixing pin member 123 protrudes from the joint flat part 125 . is formed

In addition, the root bolt member 120 is formed through the screw portion 121 is formed through the rolling molding method, the joint flat portion 125 and the fixing pin member 123 is formed through the hot forging method. At this time, a bonding surface 125a is formed on the bonding flat portion 125 , and a plurality of fixing pin members 123 are formed on the bonding surface.

The fixing pin member 123 is formed in a height higher than the thickness of the electric pole support member 110, and is formed in a cylindrical shape whose diameter is gradually reduced from the bonding surface to the end to facilitate insertion into the bolt fixing hole 111. do. In addition, the fixing pin member 123 is formed with a height (H) of 15 mm so as to be more stably riveted to the bolt fixing hole portion 111 of the electric pole support member 110 , and is easily inserted into the bolt fixing hole portion 111 . A round surface 123a is formed at the end so as to be possible.

On the other hand, the root bolt member 120 according to the present embodiment is galvanized when the screw portion 121 and the fixing pin member 123 are formed, and the fixing pin member 123 is a bolt fixing hole portion of the electric pole support member 110 . The fixing pin member 123 is riveted to the fixing hole 111 by pressing in the state inserted in the 111 . At this time, the fixing pin member 123 is formed to protrude less than 1.5 mm from the outer surface of the electric pole support member 110 through hot riveting, and when the electric pole support member 110 is installed on the electric pole 10, the electric pole support member 110 It can be installed without widening the gap between the

As shown in FIG. 6 , the proximal bolt member 120 has a hole insertion support surface 127 protruding from the lower end of the fixing pin member 123 , so that the state inserted into the bolt fixing hole 111 is stably supported and maintained. . Since the outer surface of the hole insertion support surface 127 is formed to be the same as the inner diameter of the bolt fixing hole part 111, it is stably prevented from flowing when the proximal bolt member 120 and the electric pole support member 110 are joined. It can reduce the defect rate.

A manufacturing process of the u-bolt assembly for near electric poles according to an embodiment of the present invention configured as described above will be described.

First, a bolt forming process (S10) of forming the proximal bolt member 120, an electric pole support band forming process of forming the straight electric pole support member 110, and the proximal bolt member 120 and the straight electric pole support member 110 It includes a plating process of plating, a bonding process of bonding the proximal bolt member 120 and the straight electric pole support member 110, and a bending process of bending the straight electric pole support member 110 into a "U" shape.

In the method for manufacturing a U-bolt assembly for near electric poles according to this embodiment, the bolt forming process and the electric pole support band forming process may be simultaneously performed, or the electric pole support band forming process may be performed first, and then the bolt forming process may be performed.

In the bolt forming process, a circular round bar is cut to a specific length, one end is rolled to form a threaded portion 121 , and the other end is forged to form a joint flat portion 125 and a fixing pin member 123 . . At this time, the joint flat portion 125 and the fixing pin member 123 are simultaneously formed through a hot forging method, and a joint surface 125a in contact with the electric pole support band 110a may be formed on the joint flat portion 125 . have.

In addition, in the bolt forming process, two fixing pin members 123 are formed to be spaced apart from the joint flat part 125 , and the fixing pin member 123 is formed into a cylindrical shape whose diameter is gradually reduced toward the end. do.

As such, the near-proximal bolt member 120 formed through the bolt forming process is plated on the surface in the plating process to improve corrosion resistance.

The bolt forming process according to this embodiment uses low-carbon steel having a carbon content of about 0.08 to 0.25 for easy forming while preventing damage such as cracks during forging.

In the pole support band forming process, the straight pole support band 110a is formed by cutting the plate-shaped material and forming bolt fixing holes 111 into which the fixing pin members 123 are inserted at both ends. At this time, the bolt fixing hole 111 is formed by a pressing machine or a cutting process.

In addition, in the pole support band forming process, low-carbon steel having a carbon content of about 0.08 to 0.25 is used as a plate-shaped material.

In addition, the surface of the pole support member 110 formed in the pole support band forming process is plated in the plating process to improve corrosion resistance.

In the plating process, zinc, which is a corrosion-preventing material, is coated on the surfaces of the root bolt member 120 and the electric pole support band 110a. In the plating process, the base bolt member 120 and the electric pole support band 110a are plated by hot-dip plating or electroplating.

In the bonding process, the fixing pin member 123 is inserted into the bolt fixing hole 111 formed on both sides of the pole support band 110a, and the fixing pin member 123 is attached to the pole support band 110a through a hot forming method. The joint flat portion 125 of the near-proximal bolt member 120 is joined.

Specifically, in the bonding process, the fixing pin member 123 is inserted into the bolt fixing hole 111, both ends of the electric pole support band 110a and the joint flat portion 125 are placed in a press machine, and then the electric pole support band ( The fixing pin members 123 inserted into both ends of 110a) are hot riveted to the bolt fixing holes 111 . Through this, it is possible to minimize the length of the fixing pin member 123 protruding to the outside of the bolt fixing hole 111 .

The bending process forms the electric pole support member 110 by bending the straight pole support band 110a into a "U" shape.

In the manufacturing process of the U-bolt assembly for pole proximity according to the present invention configured as described above, a bolt fixing hole part 111 is formed in the pole support member 110, and the bolt fixing hole part 111 is inserted into the nearby bolt member 120. After forming the fixing pin member 123, the fixing pin member 123 is joined to the bolt fixing hole 111 by a hot riveting method, so that the coupling force can be improved as well as of the fixing pin member 123. The exposure length can be minimized. Due to this, when the "U"-shaped electric pole support member 110 is installed on the electric pole, the joint portion of the electric pole support member 110 and the proximal bolt member 120 is prevented from being caught on the electric pole 10, and the installation workability can be improved. have.

In addition, in the method for manufacturing a U-bolt assembly for near an electric pole according to the present invention, since the near-proximal bolt member 120 and the electric pole support band 110a are joined by using a press machine, damage to the plating can be prevented in the joining process. That is, it is possible to significantly reduce the occurrence of product defects in the manufacturing process.

In addition, according to the present invention, the U-bolt assembly manufacturing method for nearing an electric pole according to the present invention forms a joint flat part 125 having a joint surface 125a on the near-proximal bolt member 120 to bond with the plate-shaped electric pole support band 110a, The bonding area between the electric pole support band 110a and the proximal bolt member 120 is widened, so that the bonding force can be further improved.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those of ordinary skill in the art to which various modifications and equivalent other embodiments are possible. will understand

Accordingly, the true technical protection scope of the present invention should be determined by the claims.

100: U-bolt assembly for near electric pole 110: electric pole support member
110a: electric pole support band 111: bolt fixing hole part
120: root bolt member 120a: nut
121: screw part 123: fixing pin member
125: joint flat part 125a: joint surface

Claims (3)

an electric pole support member having a thickness of 6 mm and a plate shape of 40 mm in width and formed in a "U" shape to surround the electric pole, and having bolt fixing holes formed at both ends; Each is coupled to both ends of the electric pole support member so as to penetrate the vicinity of the electric pole supporting the electric pole, a screw portion for fastening a nut is formed at one end and a fixing pin member fixed to the bolt fixing hole portion is formed at the other end protrudingly root bolt member; and a root support plate through which the root bolt member passes so as to be supported on the vicinity of the electric pole.
The proximal bolt member has a joint surface that is in surface contact with the electric pole support member, and a plurality of fixing pin members are formed to protrude from the joint surface,
The electric pole support member is bent in a "U" shape after being coupled to both ends through a riveting process, which is a hot forming method, at both ends of the electric pole support member,
The electric pole support member is coated with a zinc plating layer for corrosion prevention on an outer surface, and an auxiliary locking hole is formed on one side of the bolt fixing hole so that a plating jig is inserted and caught during plating,
The fixing pin member is formed with a height of 15mm to have a cylindrical shape whose diameter is gradually reduced from the bonding surface to the end, and a round surface is formed at the end to facilitate insertion. assembly.
delete The method of claim 1,
The proximal bolt member is a U-bolt assembly for near a pole, characterized in that the hole insertion support surface having the same outer diameter as the inner diameter of the bolt fixing hole portion is protruded so as to be inserted and supported on the inner surface of the bolt fixing hole portion at the lower end.

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