KR20190143126A - A Locking Apparatus of A Gang Form Anchor Bolt - Google Patents

Abstract

The present invention relates to a gang form anchor bolt locking device, which has a simple structure because of not having a guide member for guidance when a safety ring is lifted, is easy for installation and disassembly, is possible to be installed regardless of an interval of a preinstalled gang form vertical member, is formed in a rectangular shape so that a safety cover opens and closes a plurality of anchor bolts, and is possible to quickly and stably close the anchor bolt by a plurality of torsion springs.

Description

Gang Lock Anchor Bolt {A Locking Apparatus of A Gang Form Anchor Bolt}

The present invention relates to an anchor bolt locking device of the gangform, and more particularly, the structure of the safety cover for opening and closing the anchor bolt of the gangform is simple, but can be installed even when the anchor support cover is installed, regardless of the gap of the gangform vertical member Rectangle safety cover for opening and closing a plurality of anchor bolt relates to the anchor bolt locking device of the gangform that can operate stably and quickly.

Gang Form is a large size that is used to install and dismantle exterior wall formwork and formwork in the same cross-sectional structure of flat upper / lower part as in high-rise apartments and to manufacture and use cages for scaffolding and dressing work integrally. Says the die.

The gangform is used a large number to construct the outer wall of the entire building, one gangform is a large structure having a weight of about 3 to 4 tons and a height of about 9m.

The gang form is pulled up to the upper floor by using the tower crane. After hooking up to the lifting form of the gang form with the hook of the tower crane, the anchor bolt is dismantled and fixed again with the anchor bolt while the gang form is pulled up again. The process of constructing the outer wall is repeated.

In this case, the gangform is made of a steel plate and a vertical member installed vertically on the outside of the iron plate surface, the lifting ring is installed to protrude to the top of the vertical member.

The lifting ring is usually made of an inverted U-shape. The safety ring is installed on the surface of the gang form, and the anchor bolt can be dismantled with an impact, etc. before the lifting bolt is covered by a crane by lifting the safety bolt. The safety device is installed so that, as an example of the Republic of Korea Patent No. 10-1595207 (Reference 1) has been proposed. The present invention relates to an anchor bolt locking device of a gangform, which includes an anchor support cover provided with an anchor bolt, a vertical member vertically installed on an outer side of the anchor support cover, and an anchor provided on a gangform formed by a lifting ring installed on the vertical member. In the bolt locking device, the anchor bolt locking device is fixed to the front of the vertical member is fixed to the front of the vertical member and the hinge pin fixing member is installed in the hinge pin forward, the upper end is hinged on the hinge pin Safety consisting of a safety cover that is coupled to rotate in the vertical direction to open and close the anchor bolt of the gangform, and inverted (자) shape is provided to be able to lift in the vertical direction from the front of the lifting ring fixed to protrude to the upper portion of the vertical member A guide fixed to the side of the ring and the vertical member to guide the safety ring in the vertical direction Characterized in that the operating pin is configured to lift the material and, the safety cover to the operating pin fixing member for fixing the safety ring.

However, such a structure is complicated by the structure of the anchor bolt locking device of the gang form as the guide member for guiding the safety ring is elevated in the vertical direction on the side of the vertical member, a plurality of guide members through the bolt coupling, etc. Installation is tricky as it needs to be fixed in place.

In addition, Reference 1 has a long safety cover formed in a rectangular shape so as to cover or expose a plurality of anchor bolts installed side by side when lifting one safety ring, but in this case, the bracket is fixed to the adjacent left and right vertical members The auxiliary hinge pin installed in the spring does not have a spring corresponding to the torsion spring of the central hinge pin has a problem that it is difficult to close quickly after opening the safety cover.

Reference 1: Republic of Korea Patent No. 10-1595207

Therefore, to solve the problems of the prior art, the present invention has an object to provide a gangform anchor bolt locking device of the gangform anchor bolt locking device is simple and easy installation.

In another aspect, the present invention provides a gangform anchor bolt locking device that can be quickly and securely closed after opening the safety cover even if the safety cover for opening and closing a plurality of anchor bolts in a long rectangular shape regardless of the gap of the gangform vertical member. There is also a purpose.

The present invention to solve this technical problem;

An anchor bolt locking device provided in a gangform consisting of an anchor support cover provided with an anchor bolt, a central vertical member vertically installed on an outer side of the anchor support cover, and a lifting ring installed on the vertical member. The apparatus includes: a central hinge pin fixing member fixedly installed at the front of the central vertical member and fixed to the front of the central vertical member, and having a central hinge pin installed forwardly; A left hinge pin fixing member fixed to the front of the left vertical member positioned on the left side of the central vertical member and fixed to the front of the left vertical member, and having a left hinge pin installed forward; A right hinge pin fixing member fixed to the front of the right vertical member and fixed to the front of the right vertical member and having the right hinge pin installed forward; It is formed in a rectangular shape so as to cover or expose a plurality of anchor bolts, the center, left and right upper ends are hinged to the central hinge pin and the left and right hinge pins to rotate up and down to open and close the plurality of anchor bolts of the gang form. A safety cover; A safety ring made of an inverted oil (∩) shape provided to be capable of lifting up and down in front of a lifting ring fixed to protrude upwardly of the central vertical member; It provides an anchor bolt locking device of the gangform, characterized in that consisting of; operating pin fixing member for fixing the operation pin for lifting the safety cover to the safety ring.

In this case, the central vertical member has a structure in which a pair of first_1 and first_2 vertical members are arranged vertically side by side, and the left and right vertical members provided on the left and right sides of the central vertical member are respectively formed by the 2_1 and second_2 vertical members and the first vertical member. 3_1 and 3_2 vertical members are arranged side by side vertically; The central hinge pin fixing member is fixed to both sides of the first body in close contact with the front of the pair of 1_1 and the first_2 vertical member, and the first_1 and 1_2 hinge pin fixing parts protrude on both sides of the first body, First and second support holes formed at both ends of the central hinge pin are formed in the first and first second hinge pin fixing portions; The left hinge pin fixing member is positioned on the left side of the central hinge pin fixing member, and both sides of the second body are closely fixed to the front surfaces of the pair of second_1 and second_2 vertical members, and the second_1 is provided at both fronts of the second body. And a 2_2 hinge pin fixing part protruding from each other, wherein the 2_1 and 2_2 support holes are formed in the 2_1 and 2_2 hinge pin fixing parts to support the left hinge pins. The right hinge pin fixing member is located on the right side of the center hinge pin fixing member, and both sides of the third body are fixed to the front of the pair of 3_1 and 3_2 vertical members in close contact with each other, and both sides of the third body are fixed to the front. The 3_1 and 3_2 hinge pin fixing parts are provided to protrude, and the 3_1 and 3_2 hinge pin fixing parts are provided with second and second support holes for supporting the right hinge pin.

At this time, the first body is made of a metal plate to partially cut the body and bent forward protruding first_1 and 1_2 hinge pin fixing portion is formed, the second body is made of a metal plate to partially cut the body and bent forward 2_1 and 2_2 hinge pin fixing portion is formed, the third body is made of a metal plate is characterized in that the body is partially cut and bent forward to protrude to form the 3_1 and 3_2 hinge pin fixing portion.

And, the safety cover is a cover portion which is formed in a long rectangular shape to open and close the plurality of anchor bolts, the central hinge portion and the left and right hinge portion hinged to the central hinge pin and the left and right hinge pins, and It is formed to be bent and extended at the upper end of the cover portion is composed of a central guide connection and the left and right guide connection is provided with the central hinge portion and the left and right hinge at the end; A central torsion spring is fitted to the central hinge pin, and one end of the central torsion spring is supported by the first_1 and 1_2 hinge pin fixing parts and the other end is supported by the safety cover; A left torsion spring is fitted to the left hinge pin, one end of the left torsion spring is supported by the second_1 and second second hinge pin fixing portions, and the other end is supported by the safety cover; A right torsion spring is inserted into the right hinge pin, but one end of the right torsion spring is supported by the third_1 and third_2 hinge pin fixing parts, and the other end is supported by the safety cover.

The anchor bolt locking device of the gangform according to the present invention is not provided with a guide member for guiding the lifting and lowering of the safety ring has a simple structure as well as an easy installation and disassembly.

In addition, the present invention can be installed irrespective of the interval of the gangform vertical member is installed, the anchor cover can be closed quickly and stably by a plurality of torsion springs while the safety cover is formed in a rectangular shape to open and close the plurality of anchor bolts. .

1 is a perspective view showing a closed state of the safety cover of the anchor bolt locking device of the gangform according to the present invention.
Figure 2 is a perspective view showing an open state of the safety cover of the anchor bolt locking device of the gangform according to the present invention.
Figure 3 is an exploded perspective view of the anchor bolt locking device of the gangform according to the present invention.
Figure 4a is a cross-sectional view showing a state of closing the safety cover of the anchor bolt locking device of the gangform according to the present invention.
Figure 4b is a sectional view showing a state in which the safety cover of the anchor bolt locking device of the gangform according to the present invention.

Hereinafter, the characteristics of the anchor bolt locking device of the gangform according to the present invention will be understood by the embodiments described in detail with reference to the accompanying drawings.

As the inventive concept allows for various changes and numerous embodiments, the embodiments will be described in detail in the text. However, this is not intended to limit the present invention to the specific form disclosed, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

1 to 4, the anchor bolt locking device 100 of the gangform according to the present invention is installed on the vertical member 10 of the gangform (1).

The gangform (1) is an anchor support cover (20, 20 ', 20 ") is provided with anchor bolts (2, 2', 2") for fixing the gangform (1), and the anchor support cover (20) It consists of a plurality of vertical members (10, 10 ', 10 ") installed vertically on the outside and a horizontal member (11) coupled at right angles to the front of the vertical members (10, 10', 10"), the vertical The lifting ring 3 is installed to protrude above the member 10.

At this time, the lifting ring (3) is formed in an inverse citron (∩) shape is fixed integrally to the vertical member (10) located on the rear side of the horizontal member (11).

The anchor bolt locking device 100 provided in the gangform (1) is fixed to the front of the central vertical member 10 is fixed to the front of the central vertical member 10 and the central hinge pin 112 is the front A central hinge pin fixing member 110 installed as; It is fixed to the front of the left vertical member 10 'positioned on the left side of the central vertical member 10, and fixed to the front of the left vertical member 10' and the left hinge pin 112 'is installed to the front. A hinge pin fixing member 110 '; Right fixed to the front of the right vertical member 10 "located on the right side of the center vertical member 10 is fixed to the front of the right vertical member 10" and the right hinge pin 112 "is installed to the right Hinge pin fixing member 110 "; A plurality of anchor bolts 2, 2 ′, 2 ″ are formed to have a rectangular shape so as to cover or expose the center bolts 112, left and right hinge pins 112 ′, 112 ″ in the center, left and right. A safety cover 120 hinged to the upper right side to rotate in the vertical direction to open and close the plurality of anchor bolts 2 of the gang form 1; A safety ring (130) having an inverted shape (∩) which is provided to be movable upward and downward from the front of the lifting ring (3) fixed to protrude upwardly of the central vertical member (10); The operation pin fixing member 140 for fixing the operation pin 141 for elevating the safety cover 120 to the safety ring 130;

In this case, in the present invention, the safety ring 130 does not have a separate guide for guiding the elevating member along the vertical member 10 of the gangform 1 to the vertical member 10 of the gangform 1. This can prevent the safety ring 130 from being separated from the front by the horizontal member 11 coupled at a right angle to the front of the vertical member 10 and the safety ring 130 is stably the side of the vertical member 10. This is because you go up and down along.

Therefore, in order to lift the gangform (1), the crane's shackle 200 is connected to the lifting ring (3) and the safety ring 130, in this state the safety ring 130 is raised while the operating pin ( 141 is also raised and accordingly the safety cover 120 is lifted while pivoting around the center hinge pin 112 and the left and right hinge pins 112 'and 112 "to expose the anchor bolt (2) to expose the anchor bolt The dismantling work in (2) can be performed.

Of course, when the safety ring 130 is lowered, the operation pin 141 is also lowered, and thus the safety cover 120 is centered around the center hinge pin 112 and the left and right hinge pins 112 'and 112 ". While rotating downward to block the exposure of the anchor bolt (2).

Hereinafter, the configuration of each part of the anchor bolt locking device of the gangform according to the present invention will be described in detail.

The central vertical member 10 has a structure in which a pair of first_1 and first_2 vertical members 12 and 14 are arranged vertically side by side, and an anchor bolt between the first_1 and first_2 vertical members 12 and 14. (2) is located. In this case, the anchor bolt 2 is located in the center of the anchor support cover 20 which is fixed to the first_1 and the first_2 vertical members 12 and 14.

Of course, the left vertical member 10 'and the right vertical member 10 "respectively provided on the left and right sides of the central vertical member 10 also have a pair of 2_1 and 2_2 vertical members 12' and 14 ', respectively. The 3_1 and 3_2 vertical members 12 " and 14 " are arranged vertically side by side, and the 2_1 and 2_2 vertical members 12 'and 14' and the 3_1 and 3_2 vertical members 12 Anchor bolts 2 'and 2 " are positioned between the ", 14 " In this case, the anchor bolts 2 'and 2 "are anchor support covers 20 fixed to the 2_1 and 2_2 vertical members 12' and 14 'and the 3_1 and 3_2 vertical members 12" and 14 ". , 20 ', 20 ").

At this time, the central hinge pin fixing member 110 is fixed to both sides of the first body 111 in close contact with the front of the pair of the first_1 and the first_2 vertical member (12,14), the first body of the 111 First and first second hinge pin fixing parts 114 and 116 protrude from both sides, and the first and first second hinge parts 114 and 116 support first and second ends of the central hinge pin 112. Support holes 114a and 116a are formed.

At this time, the first body 111 is made of a metal plate to partially cut the body and bent forward to form the first_1 and 1_2 hinge pin fixing parts (114,116). In addition, a plurality of first support holes 117 are formed in the first body 111 to be integrally fixed to the first and first vertical members 12 and 14 by fastening means such as bolts.

The central hinge pin 112 has a nut at both ends to prevent the central hinge pin 112 from being detached when the central hinge pin 112 is fitted into the first and first support holes 114a and 116a of the first and first_2 hinge pin fixing parts 114 and 116. Tightening or washer spring can be tightened. In this case, both ends of the central hinge pin 112 are fixed to the first_1 and first_2 support holes 114a and 116a of the first_1 and first_2 hinge pin fixing parts 114 and 116 to maintain a horizontal state.

The central hinge pin 112 is hinged to the central upper end of the rectangular safety cover 120, such that the safety cover 120 can be rotated in the vertical direction.

Meanwhile, the left hinge pin fixing member 110 ′ is positioned on the left side of the central hinge pin fixing member 110, and the second hinge pin fixing member 110 ′ is disposed on the front surface of the pair of second and second vertical members 12 ′ and 14 ′. Both sides of the body 111 ′ are tightly fixed, and both fronts of the second body 111 ′ are provided with second and second second hinge pin fixing portions 114 ′ and 116 ′ protruding from the second body 111 ′. The 2_2 hinge pin fixing parts 114 'and 116' are formed with second and second second supporting holes 114a 'and 116a' on which the left hinge pin 112 'is supported.

In this case, the second body 111 ′ is made of a metal plate to partially cut the body and bend forward to form the second and second_2 hinge pin fixing portions 114 ′ and 116 ′. In addition, a plurality of second support holes 117 'are formed in the second body 111' so as to be integrally fixed to the second and second vertical members 12 'and 14' by fastening means such as bolts.

The left hinge pin 112 ′ is prevented from being separated when the left hinge pin 112 ′ is fitted into the second and second support holes 114 a ′ and 116 a ′ of the second and second second hinge pin fixing parts 114 ′ and 116 ′. The nut can be tightened at both ends or the washer spring can be tightened. In this case, both ends of the left hinge pin 112 'are horizontally maintained at the second and second support holes 114a' and 116a 'of the 2_1 and 2_2 hinge pin fixing parts 114' and 116 '. It is fixed.

The left hinge pin 112 ′ is hinge-coupled to the upper left portion of the rectangular safety cover 120 such that the safety cover 120 can be rotated in the vertical direction.

In addition, the right hinge pin fixing member (110 ") is located on the right side of the center hinge pin fixing member 110, a third on the front of the pair of 3_1 and the third_2 vertical member (12", 14 ") Both sides of the body 111 ″ are tightly fixed, and third and third hinge pin fixing portions 114 ″ and 116 ″ are provided at both sides of the third body 111 ″ to protrude from the third body and the third body. 2_2 and 2_2 support holes 114a 'and 116a' on which the right hinge pin 112 "is supported are formed in the 3_2 hinge pin fixing parts 114" and 116 ".

In this case, the third body 111 "is made of a metal plate to partially cut the body and bend forward to form the third_1 and the third_2 hinge pin fixing parts 114", 116 ". In addition, the third body A plurality of third supporting holes 117 "are formed in the 111", and are integrally fixed to the 3_1 and 3_2 vertical members 12 "and 14" by fastening means such as bolts.

The right hinge pin 112 ″ is prevented from being separated when the right hinge pin 112 ″ is inserted into the third and third second support holes 114 a ″ and 116 a ″ of the third and third_2 hinge pin fixing parts 114 ″ and 116 ″. The nut may be fastened to both ends of the nut or the washer spring. In this case, the right hinge pin 112 ″ may be formed by the third and third_2 of the 3_1 and 3_2 hinge pin fixing parts 114 ″ and 116 ″. Both ends are fixed to the support holes 114a "and 116a" so as to be horizontal.

Such a right hinge pin 112 ″ is hinged to the upper right portion of the rectangular safety cover 120 to allow the safety cover 120 to be rotated in the vertical direction.

On the other hand, the safety cover 120 is a cover portion 122 is formed long in a rectangular shape so as to open and close a plurality of anchor bolts (2, 2 ', 2 ") are installed horizontally side by side when lifting one safety ring (130) ), The central hinge portion 124 and the left and right hinge portions 124 'and 124 "which are hinged to the central hinge pin 112 and the left and right hinge pins 112' and 112", and the cover A central guide connecting portion 126 and a left and right guide connecting portion having a central hinge portion 124 and left and right hinge portions 124 'and 124 ″ are bent and extended at an upper end of the portion 122. 126 ', 126 ").

In addition, a central torsion spring 121 is fitted to the central hinge pin 112 to maintain the safety cover 120 rotated downward to conceal the anchor bolt 2. At this time, one end of the central torsion spring 121 is supported by the first_1 and first_2 hinge pin fixing parts 114 and 116 and the other end is supported by the safety cover 120. The elastic restoring force acts to maintain the safety cover 120 closed by the central torsion spring 121.

In addition, a left torsion spring 121 'is fitted to the left hinge pin 112' to keep the safety cover 120 pivoted downward to conceal the left anchor bolt 2 '. At this time, one end of the left torsion spring 121 'is supported by the 2_1 and 2_2 hinge pin fixing parts 114' and 116 'and the other end is supported by the safety cover 120. The left torsion spring 121 'provides additional elastic restoring force in addition to the central torsion spring 121 to close the safety cover 120 downward, thereby inducing a quick closure of the safety cover 120.

In addition, the right torsion spring 121 "is fitted to the right hinge pin 112" to maintain the safety cover 120 rotated downward to conceal the right anchor bolt 2 ". One end of the right torsion spring 121 "is supported by the 3_1 and 3_2 hinge pin fixing parts 114" and 116 ", and the other end is supported by the safety cover 120. The right torsion spring 121 ″ provides additional elastic restoring force in addition to the central torsion spring 121 to close the safety cover 120 downward, thereby inducing quick closure of the safety cover 120.

In this case, since the central hinge pin 112 and the left and right hinge pins 112 'and 112 "are located in a straight line, the safety cover 120 can be rotated. Of course, the central hinge pin 112 and the left and right hinge pins can be rotated. The right hinge pins 112 'and 112 " can also be configured as one hinge pin without dividing, and all of these design changes also belong to the scope of the present invention.

On the other hand, the safety ring 130 is a ring portion 132 made of an inverted oil (되는) shape that is provided to be able to lift in the vertical direction from the front of the lifting ring (3) fixed to protrude to the upper portion of the vertical member (10). ) And left and right guide parts 134 and 136 extending downwardly to the ring part 132.

In addition, the actuating pin fixing member 140 includes left and right actuating pin fixing members 142 and 144 fixed to the left and right guide parts 134 and 136 of the safety ring 130.

In this case, the left and right operation pin fixing members 142 and 144 are fixed bodies 142a and 144a fixed to the left and right guide parts 134 and 136 of the safety ring 130 and the front surfaces of the fixing bodies 142a and 144a. It is provided with protruding to the left and right operating pin support (142c, 144c) having support holes (142b, 144b) for supporting both ends of the operating pin (141).

In particular, the fixing body (142a, 144a) is formed with bolt holes (142d, 144d), tighten the bolts (143, 145) in the bolt holes (142d, 144d) to the end of the bolt (143, 145) of the safety ring 130 The left and right guide parts 134 and 136 are pressed to fix the fixing bodies 142a and 144a to the left and right guide parts 134 and 136 of the safety ring 130.

On the other hand, the operation pins 141 supported by the left and right operation pin support parts 142c and 144c are located in the guide connection part 126 of the safety cover 120 while the safety ring 130 is raised to the operation pins. 141 is also raised and thus the safety cover 120 is lifted while rotating around the center hinge pin 112 and the left and right hinge pins 112 'and 112 ".

In this case, the actuating pin 141 may fasten a nut or a washer spring at both ends to prevent the actuating pin 141 from being separated from the support holes 142b and 144b of the left and right actuating pin support parts 142c and 144c. .

Hereinafter, an operation example of the safety cover of the anchor bolt locking device of the gangform according to the present invention with reference to FIGS.

When dismantling the gangform (1) is connected to the shackle 200 of the crane and the lifting ring (3) and the safety ring 130, if the shackle 200 is raised first safety ring 130 is raised .

At this time, the operation pin 141, which is supported at both ends by the operation pin fixing member 140, lifts the guide connection part 126 of the safety cover 120, so that the safety cover 120 is center hinge pin 112 and the left and The right hinge pins 112 'and 112 " are rotated to be lifted and opened to expose a plurality of anchor bolts 2, 2' and 2 ", thereby exposing a plurality of anchor bolts 2, 2 'and 2 ". Can be dismantled.

After dismantling the plurality of anchor bolts (2,2 ', 2 ") further raises the crane's shackle 200, the gangform (1) is raised by the lifting ring (3) and anchored after positioning When the bolt 2 is fixed and laid down, the safety ring 130 descends, and the safety cover 120 is restored by the restoring force of the center torsion spring 121 and the left and right torsion springs 121 'and 121 ". ) Quickly rotates downward to conceal the anchor bolt 2 to maintain the safety cover 120 closed.

As described above, embodiments of the present invention have been described in detail, but the scope of the present invention is not limited thereto, and the scope of the present invention extends to the range substantially equivalent to the embodiments of the present invention.

1: Gangform 2,2 ', 2 ": Anchor Bolt
3: lifting ring 10,10 ', 10 ": vertical member
11: horizontal member 20,20 ', 20 ": anchor support cover
100: anchor bolt locking device 110: the center hinge pin fixing member
110 ': Left hinge pin fixing member 110 ": Right hinge pin fixing member
112: center hinge pin 112 ': left hinge pin
112 ": Right hinge pin 120: Safety cover
121: center torsion spring 121 ': left torsion spring
121 ": Right side torsion spring 122: Cover part
130: safety ring 140: operating pin fixing member

Claims (4)

In the gangform (1) consisting of the anchor support cover 20 is provided with an anchor bolt (2), and the lifting ring (3) installed on the central vertical member (10) installed vertically on the outside of the anchor support cover (20) In the anchor bolt locking device 100 is provided,
The anchor bolt locking device 100 is fixed to the front of the central vertical member 10 is fixed to the front of the central vertical member 10 and the central hinge pin 112 is fixed to the center hinge pin installed forward Member 110; It is fixed to the front of the left vertical member 10 'located on the left side of the central vertical member 10 is fixed to the front of the left vertical member 10' and the left hinge pin 112 'is installed forward The hinge pin fixing member 110 'and the right vertical member 10 " located on the right side of the central vertical member 10 are fixed and installed at the front of the right vertical member 10 " A right hinge pin fixing member 110 ", in which 112 " A plurality of anchor bolts 2, 2 ′, 2 ″ are formed to have a rectangular shape so as to cover or expose the center bolts 112, left and right hinge pins 112 ′, 112 ″ in the center, left and right. A safety cover 120 hinged to the upper right side to rotate in the vertical direction to open and close the plurality of anchor bolts 2 of the gang form 1; A safety ring (130) having an inverted shape (∩) which is provided to be movable upward and downward from the front of the lifting ring (3) fixed to protrude upwardly of the central vertical member (10); Gang pin anchor device of the gangform, characterized in that consisting of; operating pin fixing member 140 for fixing the operation pin 141 for elevating the safety cover 120 to the safety ring (130).
The method of claim 1,
The central vertical member 10 has a structure in which a pair of first_1 and first_2 vertical members 12 and 14 are arranged vertically side by side, and left and right vertical members provided on left and right sides of the central vertical member 10. 10 'and 10 "are structures in which the 2_1 and 2_2 vertical members 12' and 14 'and the 3_1 and 3_2 vertical members 12" and 14 "are arranged vertically side by side,
The central hinge pin fixing member 110 is fixed to both sides of the first body 111 in close contact with the front of the pair of first_1 and first_2 vertical members (12,14), both sides of the front of the first body 111 1_1 and 1_2 hinge pin fixing parts 114 and 116 are protruded in the first 1 and 1_2 hinge pin fixing parts 114 and 116, the first 1 and 1_2 support holes are supported at both ends of the central hinge pin 112 114a and 116a are formed;
The left hinge pin fixing member 110 ′ is positioned on the left side of the central hinge pin fixing member 110, but the second body 111 ′ is disposed on the front surface of the pair of 2_1 and 2_2 vertical members 12 ′ and 14 ′. ) Both sides are fixed in close contact with each other, and the front and rear sides of the second body 111 ′ are provided with second and second second hinge pin fixing portions 114 ′ and 116 ′, and the second and second second hinge pins are provided. Governments 114 'and 116' are formed with second and second second support holes 114a 'and 116a' on which left hinge pins 112 'are supported;
The right hinge pin fixing member 110 ″ is located on the right side of the central hinge pin fixing member 110, and includes a third body (3 ′ and 14 ″ in front of a pair of 3_1 and 3 _2 vertical members 12 ″ and 14 ″). 111 ") are tightly fixed, and 3_1 and 3_2 hinge pin fixing portions 114 " and 116 " protrude from both sides of the third body 111 ", and the 3_1 and 3_2 hinges. Gang fixing anchor bolt lock device, characterized in that the pin fixing portion (114 ", 116") is formed with the second hinge support hole (114a ', 116a') is supported the right hinge pin (112 ").
The method of claim 2,
The first body 111 is made of a metal plate is formed in the first part 1_1 and 1_2 hinge pin fixing portions 114, 116 to partially cut the body and bent forward,
The second body 111 ′ is made of a metal plate to form a second incision and the second_1 and 2_2 hinge pin fixing parts 114 ′, 116 ′ protruding forward from the body.
The third body (111 ") is made of a metal plate to partially cut the body and bent forward to protrude to the anchor bolt lock of the gangform, characterized in that the 3_1 and 3_2 hinge pin fixing portion (114", 116 ") is formed Device.
The method of claim 1,
The safety cover 120 has a cover portion 122 that is formed to have a long rectangular shape to open and close a plurality of anchor bolts (2, 2 ', 2 "), the central hinge pin 112 and the left and right hinge pins. A central hinge portion 124 hinged to (112 ', 112 "), left and right hinge portions 124', 124 ", and bent and extended at an upper end of the cover portion 122, and at the end thereof It consists of a central guide connecting portion 126 and the left and right guide connecting portion (126 ', 126 ") provided with a hinge portion 124 and left and right hinge portions (124', 124"),
A central torsion spring 121 is inserted into the central hinge pin 112, but one end of the central torsion spring 121 is supported by the first_1 and first_2 hinge pin fixing parts 114 and 116, and the other end is a safety cover 120. Supported by;
A left torsion spring 121 'is inserted into the left hinge pin 112', and one end of the left torsion spring 121 'is supported by the second and second hinge pin fixing portions 114' and 116 '. The other end is supported by the safety cover 120;
A right torsion spring 121 "is inserted into the right hinge pin 112", but one end of the right torsion spring 121 "is supported by the 3_1 and 3_2 hinge pin fixing parts 114" and 116 ". Gang bolt anchor bolt lock device characterized in that the other end is supported on the safety cover (120).

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