KR102519023B1 - Safety disassembly system for coping foam - Google Patents

Abstract

The present invention is a coping form safety disassembly system that enables disassembly of bolts supporting the coping form only in a state where the coping form is fastened with lifting equipment, and the upper part through a first bolt penetrating the upper plate of the coping form. A body fastened to the plate; A load cell that generates an electrical signal when a load greater than a predetermined load is loaded from the lifting equipment after being fastened with the rope of the lifting equipment; a cover that rotates to expose the second bolt and the third bolt supporting the coping form to a worker; a speed control damper equipped with a rotating shaft for rotating the cover; A control module equipped with a locking device that binds the cover so that the second bolt and the third bolt are concealed, or releases the bind of the cover when an electrical signal is received from the load cell so that the cover rotates; a switch that transmits an input signal causing the control module to operate to the control module; and an emergency release device for transmitting an input signal to the control module to release the binding of the cover regardless of whether the load cell is loaded or not.

Description

Safety disassembly system for coping foam}

The present invention relates to a coping form safety disassembly system, and more particularly, to a coping form safe disassembly system that enables disassembly of a bolt supporting a coping form only in a state in which the coping form is fastened with lifting equipment.

In order to construct a reinforced concrete structure, a formwork for curing concrete in a certain form is used. In particular, structures constructed for the purpose of crossing rivers, valleys, rivers, lakes, seashores, straits, etc. that are obstacles on transportation routes such as roads, railways, and waterways, or passing through other roads, railways, houses, agricultural lands, and urban areas In order to construct the bridge coping form (Coping form, hereinafter referred to as 'coping form') is used.

In the dismantling of the working scaffold integrated coping form, which is one of the dismantling of the coping form, the coping form is hung on the rope of lifting equipment such as a crane, and then the bolts of the coping form are dismantled.

In the dismantling of the coping form, it is necessary not to dismantle the connecting hardware including bolts that support the coping form before fastening the coping form to the rope hanger of the lifting equipment due to safety issues. For this reason, as the bolts of the coping form are dismantled before fastening the coping form to the line hanger of the lifting equipment, as shown in FIG. 1, the pillar (3) erected on the foundation base (2) of the pier There was a problem in that some coping forms 4 suddenly fell from the top, causing safety accidents to workers working on the coping forms 4 and/or workers working near the foundation base 2 of the pier. .

Republic of Korea Patent Publication No. 10-2011-0008879 (published on January 27, 2011) Republic of Korea Patent Publication No. 10-2019-0113468 (published on October 8, 2019)

Therefore, the present invention has been made to solve the above problems, and in order to solve the problem that the safety of workers is threatened at a construction site, a bolt supporting the coping form is provided to the worker only when the coping form is fastened to the lifting equipment. It is an object of the present invention to provide a coping form safety disassembly system that enables safe disassembly of bolts supporting the coping form by being exposed.

However, the technical problem to be achieved in the present invention is not limited to the above-mentioned technical problems, and other technical problems not mentioned will become clear to those skilled in the art from the description below. You will be able to understand.

In the coving form safety disassembly system, which is a technical means for achieving the above object, a main body fastened to the upper plate through a first bolt penetrating the upper plate of the coping form; A load cell that generates an electrical signal when a load greater than a predetermined load is loaded from the lifting equipment after being fastened with the rope of the lifting equipment; a cover that rotates to expose the second bolt and the third bolt supporting the coping form to a worker; a speed control damper equipped with a rotating shaft for rotating the cover; A control module equipped with a locking device that binds the cover so that the second bolt and the third bolt are concealed, or releases the bind of the cover when an electrical signal is received from the load cell so that the cover rotates; a switch that transmits an input signal causing the control module to operate to the control module; and an emergency release device for transmitting an input signal to the control module to release the binding of the cover regardless of whether the load cell is loaded or not.

In addition, the control module, a battery for supplying power; an LED lamp for guiding information about whether the cover is fastened and whether or not the remaining power of the battery is insufficient to the operator; a notification buzzer for informing the operator of information on whether the control module is operating and whether the cover is bound; The locking device binding or disengaging the cover according to the flow of the binding member passing through the through-hole formed in the cover; and a control board configured to operate the LED lamp, the notification buzzer, and the locking device, respectively, when an electrical signal is received from the load cell.

The control board may be connected to the speed control damper so that the cover rotates by transmitting a rotation signal to the speed control damper when the binding of the cover is released.

In addition, the LED lamp, when the cover is bound to the locking device, when the binding of the cover is released, and when the battery needs to be charged can be turned on or off with different lights for each.

And the LED lamp, a red LED flickering with red light when the cover is bound to the locking device; a green LED flickering in green light when the binding of the cover is released; and a blue LED that lights up with blue light when the battery needs to be charged. may include at least one of them.

In addition, the notification buzzer may generate different alarm sounds for each case when the control module is operated, when the cover is bound to the locking device, and when the binding of the cover is released.

And the notification buzzer generates a first alarm sound for a first time when the control module is operated, and a second alarm sound different from the first alarm sound when the cover is bound to the locking device. generated for a second time longer than 1 hour, and when the binding of the cover is released, a third alarm sound different from the first alarm sound and the second alarm sound longer than the first time and the second time can occur over time.

In addition, the load cell may impose a margin on the load of the lifting equipment in order to correct the load of the lifting equipment in which an error occurs depending on the angle of the line hanger.

In addition, the load cell may generate an electrical signal when the load obtained by adding the allowance to the load of the lifting equipment is 300 kg or more.

In addition, the coping form safe disassembly system may include a communication module for receiving a remote control signal to remotely control the switch and the emergency release device.

The present invention has the effect of safely disassembling the coping form by disengaging the bolt only when the bolt supporting the coving form, which was concealed through the release of the binding of the cover, is exposed.

However, the effects obtainable in the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below. You will be able to.

1 is a view showing a state in which coping foam is dropped.
2 is a perspective view showing a coving form safe disassembly system according to an embodiment of the present invention.
FIG. 3 is a block diagram showing components of the control module shown in FIG. 2 .
4 is a state diagram of the use of the coving form safety disassembly system before being fastened to the lifting equipment.
5 is a state diagram of the use of the coving form safety disassembly system after being fastened to the lifting equipment.
6 is a schematic diagram showing a remote control method of a coping foam safe dismantling system according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, embodiments of the present invention will be described in detail so that those skilled in the art can easily carry out the present invention. However, since the description of the present invention is only an embodiment for structural or functional description, the scope of the present invention should not be construed as being limited by the embodiments described in the text. That is, since the embodiment can be changed in various ways and can have various forms, it should be understood that the scope of the present invention includes equivalents capable of realizing the technical idea. In addition, since the object or effect presented in the present invention does not mean that a specific embodiment should include all of them or only such effects, the scope of the present invention should not be construed as being limited thereto.

The meaning of terms described in the present invention should be understood as follows.

Terms such as "first" and "second" are used to distinguish one component from another, and the scope of rights should not be limited by these terms. For example, a first element may be termed a second element, and similarly, a second element may be termed a first element. It should be understood that when an element is referred to as “connected” to another element, it may be directly connected to the other element, but other elements may exist in the middle. On the other hand, when an element is referred to as being “directly connected” to another element, it should be understood that no intervening elements exist. Meanwhile, other expressions describing the relationship between components, such as “between” and “immediately between” or “adjacent to” and “directly adjacent to” should be interpreted similarly.

Singular expressions should be understood to include plural expressions unless the context clearly dictates otherwise, and terms such as “comprise” or “having” refer to a described feature, number, step, operation, component, part, or It should be understood that it is intended to indicate that a combination exists, and does not preclude the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

All terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, unless defined otherwise. Terms defined in commonly used dictionaries should be interpreted as consistent with meanings in the context of related art, and cannot be interpreted as having ideal or excessively formal meanings unless explicitly defined in the present invention.

Configuration of the embodiment

Hereinafter, the coping form safety disassembly system 1 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2 to 5, the coping form safe disassembly system 1 according to an embodiment of the present invention is to prevent the coping form 100 from falling before being fastened to the rope hanger 200 of the lifting equipment. A body 10, a load cell 20, a cover 30, a speed control damper 40, a control module 50, a switch 60, and an emergency release device 70 are provided.

The main body 10 is provided with a lower flange 11 fastened to the upper plate 101 of the coping form 100 to fasten the coping form safety disassembly system 1 to the coping form 100.

The lower flange 11 is fastened to the upper plate 101 by first bolts 110 passing through the plurality of fasteners 11a, respectively.

The main body 10 includes not only the lower flange 11, but also a first vertical flange 12 and a second vertical flange 13, the lower flange 11 and the first vertical flange 12 extending in the vertical direction from the lower flange 11. A reinforcing flange 14 for reinforcing the coupling state between the flanges 12 is further provided.

The first vertical flange 12 is coupled to the load cell 20 so that the load cell 20 is provided in the coping form safety disassembly system 1, and the second vertical flange 13 has a speed control damper 40 to secure the coping form. It is coupled with the speed control damper 40 to be provided in the dismantling system 1.

The reinforcing flange 14 is preferably provided in plurality in order to easily reinforce a coupled state between the lower flange 11 and the first vertical flange 12 .

The load cell 20 is provided in the through-hole formed in the first vertical flange 12, and generates and controls an electrical signal when a load greater than a predetermined load is loaded from the lifting equipment after being fastened with the rope hanger 200 of the lifting equipment. Send to module 50.

At this time, a predetermined load, which is a criterion for generating an electrical signal by the load cell 20, may be 300 kg.

However, a margin may be imposed on a predetermined load in the present invention. This is because it is necessary to correct the load of the lifting equipment, which causes an error depending on the angle of the line hanger 200.

Accordingly, the load cell 20 may generate an electrical signal and transmit the electrical signal to the control module 50 when the load added with a margin to the load of the lifting equipment is 300 kg or more.

Meanwhile, the fact that the operating load is different depending on the angle of the hanger 200 means that an error may occur in the load sensed by the load cell 20 depending on the angle of the hanger 200 .

In order to minimize this load error, the load cell 20 is 45 degrees perpendicular to the metal plate installed in the through-hole of the first vertical plate 12 to minimize the load error according to the angle of the hanger 200. It may be a shear-type load cell composed of two strain gauges attached to both sides of the metal plate in the same direction.

Furthermore, since the detection signal detected by the strain gauge is weak and may include noise, the load cell 20 is provided with an amplifier for amplifying the weak detection signal and a filter for removing noise from the amplified detection signal. The removed detection signal may be converted into an electrical signal.

The cover 30 is fixed when bound by a locking device 54, which will be described later, and rotates around the rotation shaft 41 of the speed control damper 40 when the cover 30 is released from the binding by the locking device 54.

The cover 30 has the same number of through-holes 31 through which the binding members 54a pass through to be bound or released according to the flow of the binding members 54a, which will be described later, by the same number as the number of binding members 54a. is formed

Accordingly, the cover 30 is bound when the binding member 54a passes through the through hole 31, and is released when the binding member 54a is separated from the through hole 31 and rotates.

Furthermore, when the cover 30 is unbound and rotated, as shown in FIG. 5, the connection plate 102 connected to the top plate 101 and the connection between the top plate 101 and the connection plate 102 The second bolt 120 and the third bolt 130 penetrating the brace 103 for reinforcing the part are exposed to the operator.

Through this, it is possible for the operator to disengage the second bolt 120 and the third bolt 130, which were concealed by the cover 30, respectively, and the fastening of the second bolt 120 and the third bolt 130 Disassembly of the coping form 100 may be performed through release.

The speed control damper 40 is coupled to the second vertical flange 13 and rotates the cover 30 so that the unbound cover 30 can be rotated according to the flow of the binding member 54a. ) is provided.

The speed control damper 40 is connected to the control module 50 to receive a rotation signal from the control module 50, and receives a rotation signal from the control module 50 when the cover 30 is uncoupled to move the cover Rotate (30).

In addition, the speed control damper 40 covers 30 so that the second bolt 120 and the third bolt 130 are exposed to the operator through rotation of the cover 30 within 1 to 10 seconds, preferably within 3 seconds. ) to control the rotational speed.

Furthermore, when receiving a return signal from the control module 50, the speed control damper 40 rotates the cover 30 so that the second bolt 120 and the third bolt 130 are exposed within 1 to 10 seconds. , Preferably, it can be rotated to a position capable of being bound with the binding member 54a within 3 seconds.

In this way, in order to rotate the cover 30 to a position where it can be engaged with the binding member 54a, the rotation of the cover 30 is completed so that the second bolt 120 and the third bolt 130 are exposed to the control module 50. A return switch (not shown) capable of inputting a signal only when it is turned on may be provided.

Furthermore, the control module 50 is provided with a battery 51, an LED lamp 52, a notification buzzer 53, a locking device 54 and a control board 55.

The location of the control module 50 is not limited, but may be combined with the lower flange 11 in the present invention.

The battery 51 supplies power necessary for driving the LED lamp 52, the notification buzzer 53, the locking device 54 and the control board 55, and in the present invention, a lithium ion battery having a rated voltage of 12 V can be implemented as

The LED lamp 52 is turned on or flickered to guide the operator with information on whether the cover 30 is bound and whether the battery 51 is low.

As a specific example, the LED lamp 52 flashes with red light when the cover 30 is bound to the locking device 54, and blinks with green light when the binding of the cover 30 is released, and the battery ( When the remaining amount of 51) becomes insufficient and the battery 51 needs to be charged, it can be turned on with blue light.

This LED lamp 52 will be provided with a red LED that flickers with red light, a green LED that flickers with green light, and a blue LED that lights with blue light to be turned on or off in different situations as in the example above. can

The notification buzzer 53 generates an alarm to guide the operator with information on whether the control module 50 is operating and whether the cover 30 is bound.

As a specific example, the notification buzzer 53 emits a first alarm sound ('beep-' sound) for a first time (eg, 1 ~ 3 seconds), and when the cover 30 is bound to the locking device 54, a second alarm sound ('beep-beep-' sound) is generated for a second time (eg, 4 to 6 seconds), , When the binding of the cover 30 is released, a third alarm sound ('beep-beep-beep' sound) may be generated for a third time (eg, 7 to 10 seconds).

That is, the notification buzzer 53 can generate different alarm sounds for different times in different situations as in the above example.

In the present invention, the LED lamp 52 and the notification buzzer 53 may flash and generate an alarm sound at the same time when guiding information on whether the cover 30 is bound to the operator.

The locking device 54 is provided with a binding member 54a passing through the through hole 31 when binding the cover 30, and a binding member when the control board 55 receives an electrical signal from the load cell 20. 54a is moved so that the binding of the cover 30 is released.

The control board 55 constitutes an electronic circuit for operating the LED lamp 52, the notification buzzer 53 and the locking device 54, and when receiving an electrical signal from the load cell 20, the LED lamp ( 52), the notification buzzer 53 and the locking device 54 are operated respectively.

In addition, the control board 55 is connected to the speed control damper 40 and transmits a rotation signal to the speed control damper 40 when the binding of the cover 30 is released so that the cover 30 rotates the rotation shaft 41. to rotate to

Furthermore, when the control board 55 is provided with a return switch (not shown) in the control module 50, after the cover 30 is rotated to expose the second bolt 120 and the third bolt 130 When a signal is input from the return switch (not shown), a return signal is transmitted to the speed control damper 40 so that the cover 30 rotates to a position where it can be engaged with the binding member 54a.

A signal is input to the switch 60 through an operator or a remote method, and when the input signal is input, the input signal is transmitted to the control board 55 so that the control module 50 operates.

The emergency release device 70 receives a signal through a worker or a remote method, and when the input signal is input, the input signal is transmitted to the control board 55 to lock the device 54 regardless of whether the load cell 20 is loaded or not. to release the binding of the cover 30.

Referring to FIG. 6 , the coping form safety disassembly system 1 according to an embodiment of the present invention further includes a communication module 80 for remote control in a wireless communication environment.

The communication module 80 includes the terminal 300, the server 400, and the Internet ( 500) implements a wireless communication environment for receiving signals.

At this time, the terminal 300 is provided by a worker at a construction site, not a worker who dismantles the second bolt 120 and the third bolt 130, and a remote control signal is input from the worker, and the server 400 is a terminal ( 300) to provide a program or application that enables input of a remote control signal, and the Internet 500 communicates with the communication module 80 while receiving a remote control signal input from the server 400 to the terminal 300 The remote control signal received from the server 400 is transmitted to the communication module 80 using a protocol.

When the control board 55 receives the remote control signal that the communication module 80 receives from the Internet 500 from the communication module 80, it controls the switch 60 to turn on or off the power of the control module 50. state, or control the emergency release device 70 so that the binding of the cover 30 is released.

On the other hand, the communication module 80 not only receives a remote control signal from the Internet 500, but also implements a wireless communication environment in order to inform a worker equipped with the terminal 300 whether or not the binding of the cover 30 is released in real time. can

At this time, the communication module 80 receives a signal for the binding or unbinding of the cover 30 from the control board 55, and the Internet 500 connects or releases the binding of the cover 30 from the communication module 80. The server 400 receives a signal for binding or releasing the cover 30 from the Internet 500 and converts information on binding or releasing the cover 30 to an image and/or video. , and the terminal 300 provides an image and/or video for binding or releasing the cover 30 from the server 400 to the worker.

Operation of the embodiment

A worker for dismantling the coping form 100 (hereinafter referred to as a 'first worker') uses the first bolt 110 to disassemble the coping form safety disassembly system 1 of the present invention to the top of the coping form 100. It can be fastened to the plate 101.

When the coupling of the coping form safe disassembly system 1 is completed, the first worker directly inputs a signal to the switch 60 or when it is difficult for the first worker to directly input a signal to the switch 60, the worker at the construction site ( Hereinafter referred to as a 'second operator') may operate the control module 50 by remotely inputting a signal to the switch 60 through the terminal 300 .

After the control module 50 is operated, when the hanger 200 of the lifting equipment is located near the load cell 20, the first operator will fasten the hanger 200 of the lifting equipment to the load cell 20. can

When the rope hook 200 of the lifting equipment is fastened to the load cell 20, the lifting equipment operator (hereinafter referred to as the 'third operator') operates the lifting equipment to load at least 300 kg depending on the angle of the rope hook 200. A load of up to 600 kg is applied to the load cell 20, and the load cell 20 can transmit an electrical signal to the control board 55 after the load cell 20 generates an electrical signal.

When the load cell 20 transmits an electrical signal to the control board 55, the control board 55 transmits signals to the LED lamp 52, the alarm buzzer 53 and the locking device 54 so that the LED lamp 52 ), the notification buzzer 53 and the locking device 54 can be operated. As a specific example, the locking device 54 releases the binding of the cover 30 through the flow of the binding member 54a, and at the same time the binding of the cover 30 is released, the LED lamp 52 blinks in green light. And, the notification buzzer 53 may generate a third notification sound for 7 to 10 seconds.

At this time, if the locking device 54 does not move the binding member 54a, the first operator directly inputs a signal to the emergency release device 70 or the second operator through the terminal 300 emergency release device ( 70) may input a remote signal to move the binding member 54a.

When the binding of the cover 30 is released, the speed control damper 40 causes the cover 30 to rotate to a predetermined position within 3 seconds, so that the second bolt 120 supporting the coping form 100 and the third The bolt 130 may be exposed to the first operator.

When the rotation of the cover 30 is completed, the coupling of the second bolt 120 and the third bolt 130, which are exposed only when the rotation of the cover 30 is completed, is released to dismantle the coping form 100. can proceed

Detailed descriptions of the preferred embodiments of the present invention disclosed as described above are provided to enable those skilled in the art to implement and practice the present invention. Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art will understand that the present invention can be variously modified and changed without departing from the scope of the present invention. For example, those skilled in the art can use each configuration described in the above-described embodiments in a manner of combining with each other. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The present invention may be embodied in other specific forms without departing from the spirit and essential characteristics of the present invention. Accordingly, the above detailed description should not be construed as limiting in all respects and should be considered as illustrative. The scope of the present invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the present invention are included in the scope of the present invention. The invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. In addition, claims that do not have an explicit citation relationship in the claims may be combined to form an embodiment or may be included as new claims by amendment after filing.

1: coping form safe dismantling system, 10: main body,
11: lower flange, 12: first vertical flange,
13: second vertical flange, 14: reinforcing flange,
11: fastener, 20: load cell,
30: cover, 31: through hole,
40: speed control damper, 41: rotary shaft,
50: control module, 51: battery,
52: LED lamp, 53: notification buzzer,
54: locking device, 54a: binding member,
55: control board, 60: switch,
70: emergency release device, 80: communication module,
100: coping form, 101: upper plate,
102: connection plate, 103: straddle,
110: first bolt, 120: second bolt,
130: third bolt, 200: hanger,
300: terminal, 400: server,
500: Internet.

Claims (10)

In the coping form safe dismantling system,
A main body fastened to the upper plate through a first bolt penetrating the upper plate of the coping form;
A load cell that generates an electrical signal when a load greater than a predetermined load is loaded from the lifting equipment after being fastened with the rope of the lifting equipment;
a cover that rotates to expose the second bolt and the third bolt supporting the coping form to a worker;
a speed control damper equipped with a rotating shaft for rotating the cover;
A control module equipped with a locking device that binds the cover so that the second bolt and the third bolt are concealed, or releases the bind of the cover when an electrical signal is received from the load cell so that the cover rotates;
a switch that transmits an input signal causing the control module to operate to the control module; and
An emergency release device for transmitting an input signal to the control module to release the binding of the cover regardless of whether the load cell is loaded or not; includes,
The control module,
a battery for supplying power;
an LED lamp for guiding the operator to information on whether the cover is fastened and whether or not the remaining power of the battery is insufficient;
a notification buzzer for informing the operator of information on whether the control module is operating and whether the cover is bound;
The locking device binding or disengaging the cover according to the flow of the binding member passing through the through-hole formed in the cover; and
A coping form safety disassembly system comprising a; control board for operating the LED lamp, the notification buzzer, and the locking device, respectively, when an electrical signal is received from the load cell. delete According to claim 1,
The control board,
When an electrical signal is received from the load cell, the binding member is moved so that the binding of the cover is released, and when the binding of the cover is released by being connected to the speed control damper, a rotation signal is transmitted to the speed control damper to A coping form safe disassembly system, characterized in that the cover is rotated. According to claim 1,
The LED lamp,
Coping form safe disassembly system, characterized in that when the cover is bound to the locking device, when the cover is released, and when the battery needs to be charged, lights or blinks with different lights, respectively. According to claim 4,
The LED lamp,
A red LED flickering with red light when the cover is coupled to the locking device;
a green LED flickering in green light when the binding of the cover is released; and
A blue LED that lights up with blue light when the battery needs to be charged; Coping form safety disassembly system, characterized in that it comprises at least one of. According to claim 1,
The notification buzzer,
The coping form safe disassembly system, characterized in that when the control module is operated, when the cover is bound to the locking device, and when the cover is released, different alarm sounds are generated. According to claim 6,
The notification buzzer,
When the control module is operated, a first alarm sound is generated for a first time,
Generating a second alarm sound different from the first alarm sound for a second time longer than the first time when the cover is bound to the locking device;
When the binding of the cover is released, a third alarm sound different from the first alarm sound and the second alarm sound is generated for a third time period longer than the first time period and the second time period. dismantling system. According to claim 1,
The load cell,
In order to correct the load of the lifting equipment, which causes an error according to the angle of the line hanger, the coping form safety dismantling system, characterized in that for imposing a margin on the load of the lifting equipment. According to claim 8,
The load cell,
Coping form safety disassembly system, characterized in that for generating an electrical signal when the load imposed by the allowance to the load of the lifting equipment is 300 kg or more. According to claim 1,
A coping form safety disassembly system comprising a; communication module for receiving a remote control signal to remotely control the switch and the emergency release device.

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