KR102051780B1 - Safety work tools for double bottom structure bonding work - Google Patents

Abstract

The present invention relates to a safety work tool for a double floor structure fastening work, which can support a fastening bolt to fasten a double floor structure constituting a floor of a facility, thereby improving work convenience. In particular, the safety work tool for a double floor structure fastening work can support a double floor structure fastening work by fixating and supporting a washer provided at a fastening bolt of a double floor structure fastening device which comprises: a fastening main body having a support unit supporting a lower surface of a grating panel; and a fastening bolt which screw-fastens the fastening main body with respect to an upper plate accumulated on an upper portion of the grating panel. To this end, provided in the present invention is the safety work tool for a double floor structure fastening work, which comprises: an adsorption pipe which is formed in a tubular body in a pipe shape having a predetermined length and a penetration hole of which both ends are penetrated, and has an adsorption pad of which one end is provided with a vacuum adsorption space which is spatially connected to the penetration hole so as to vacuum-absorb the surface of the washer in order to fixate and support the same; a device main body of which a front end has the adsorption pipe attached thereto and detached therefrom while vertically having a length, and the inside is provided with an air suction passage which spatially connects the vacuum adsorption space to the outside, and the other end is provided with a handle unit having a length so as to be gripped by the hand of a user; a vacuum means provided at the air suction passage in order to selectively discharge the air in the vacuum adsorption space to the outside; and a vacuum releasing means which is provided between the vacuum adsorption space and the vacuum means in the air suction passage such that air may be selectively supplied from the outside into the vacuum adsorption space.

Description

Safety work tools for double bottom structure bonding work}

The present invention is to support the washer of the binding bolt to bind the double bottom structure to constitute the floor of the facility, such as buildings, temporary structures, multi-storey structure, etc. It is about.

In general, floor structures that make up buildings, temporary structures, multi-level structures, offshore structures, etc. are light. The upper and lower ventilation is made smoothly, in particular, it is preferable that the construction work is made simple.

In particular, it is necessary to secure space for installation and expansion of control cables in power supply facilities such as relay panels, or control panels in buildings or facilities where monitoring panels, distribution panels, communication panels, protection panels, communication control lines, and computer equipment are installed. Due to the convenience and cold air ventilation to prevent the cable temperature rise during equipment operation, the double bottom structure in which a plurality of vent holes are formed is mainly used.

Such a double bottom structure includes a grating panel having a thickness and an internal space partitioned into a plurality of through holes by a plurality of lattice pieces; An upper plate formed of a plate-shaped plate body having a plurality of through holes vertically placed and stacked on an upper surface of the grating panel; And a binding device configured to bind the upper plate to an upper portion of the grating panel.

That is, the grating panel binds and assembles the top plate through the binding device, thereby forming a double bottom structure.

As one of the binding devices described above, there is a Korean Patent Application No. 10-2018-0093422 (name: safety binding device of the double-bottom structure / 2018.08.09.), As is known in the publication, has a thickness in the facility A metal material having a 'frame' shaped body fixedly supported and having a space portion vertically penetrated therein, and a plurality of lattice pieces fixed to an inner surface of the body to partition the space portion of the body into a plurality of through holes. A grating panel consisting of; Safety of the double bottom structure to form a double bottom structure by binding the top plate made of a 'plate' shaped plate having a plurality of through holes vertically placed and stacked on the upper surface of the grating panel; In the binding device; A fixing hole vertically penetrating the upper plate at a position vertically coincident with the through hole; Screw rods having a screw thread formed on the outer circumferential surface of the outer circumferential surface having support pieces extending from both ends to support the bottom surface of the lattice pieces when rotating while passing through the fixing hole and the through hole and having a length penetrating the through hole and the fixing hole in the center. A binding body provided; A support screwed to the screw rod and provided close to and spaced apart from the binding body during the screw movement to support the upper edge of the fixing hole from the top; The safety binding device of the double bottom structure is disclosed, comprising a; stop member for preventing the support pieces from being separated from the position supporting the bottom of the grid pieces when a rotational pressure is applied to the binding body.

Korean Patent Application No. 10-2018-0093422 (2018.08.09.)

However, when the binding bolt constituting the conventional double bottom structure binding device as described above is rotated through a tool (ranch / driver) to bind or dismantle the double bottom structure, the binding bolt turns around and the binding and dismantling work is desired. There was a problem that the workability is not made.

The present invention has been proposed to solve the above conventional problems, an object of the present invention, by easily supporting the binding bolt for binding the double bottom structure to rotate the binding bolt through the tool (ranch / driver). When binding or dismantling the double-floor structure, the binding bolt is prevented from failing so that the binding and dismantling work can be carried out smoothly. Therefore, to provide a safety work tool for the double-floor binding work to improve workability. have.

Safety work tool for double bottom structure binding work according to the present invention for achieving the object of the present invention as described above, with respect to the binding body having a support for supporting the bottom of the grating panel, and the upper plate laminated on the grating panel In the safety work tool for the double bottom structure binding work to assist the binding work of the double bottom structure by fixing and supporting the washer provided in the binding bolt of the binding device of the double bottom structure having a binding bolt for screwing the binding body. ; It consists of a 'pipe' shaped like a 'pipe' having a length and a through hole penetrated at both ends, and at one end, a vacuum suction space is spatially connected to the through hole, so that the surface of the washer is vacuum sucked. An adsorption tube having an adsorption pad configured to be fixedly supported; The main body has an air suction passage which is detachably attached to the front end of the suction tube with a length vertically, and has a handle portion having a length at the other end so as to be grasped by a user. Wow; A vacuum means provided in the air suction passage to selectively exhaust the air in the vacuum suction space to the outside; And a vacuum releasing means provided between the vacuum suction space and the vacuum means in the air suction passage to selectively supply air to the vacuum suction space from the outside.

The safety work tool for the double bottom structure binding work according to the present invention is a vacuum means when the operator performs the binding and separation operation by screwing the binding bolt to screw the top plate and the binding body constituting the double bottom structure. By adsorbing and fixing the washer provided in the binding bolt while exhausting the air of the vacuum adsorption space of the adsorption pad to the outside through, the construction work for the binding work is simple and stable.

1 is a schematic cross-sectional view showing a safety tool for the double bottom structure binding operation according to an embodiment of the present invention.
Figure 2 is a schematic cross-sectional view showing a part of the excerpt showing the vacuum means constituting the safety work tool for the double bottom structure binding operation according to the present embodiment.
Figure 3 is a schematic cross-sectional schematic view showing a part of the adsorption tube constituting the safety work tool for the double bottom structure binding operation according to the present embodiment.
Figure 4 is a schematic cross-sectional view showing a part of the excerpt showing the vacuum release means constituting the safety work tool for the double bottom structure binding operation according to the present embodiment.
5 to 7 is a schematic illustration showing a state of use of the safety tool for the double bottom structure binding work according to the present embodiment.

Hereinafter, with reference to the accompanying drawings, it will be described in detail the safety tool for the double bottom structure binding work according to a preferred embodiment of the present invention.

Embodiments of the invention may be modified in various forms, the scope of the invention should not be construed as limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those skilled in the art. Therefore, the shape of the elements in the drawings and the like may be exaggerated to emphasize a more clear description. It should be noted that the same members in each drawing are sometimes shown with the same reference numerals. Detailed descriptions of well-known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention are omitted.

1 to 7 is a view showing the safety work tool 1 for the double bottom structure binding work according to an embodiment according to the present invention, the safety work tool 1 for the double bottom structure binding work according to the present embodiment, In a facility such as a building, a temporary structure, a multi-story structure, an offshore structure, etc., the floor of each space is configured horizontally by dividing the space of the facility into a plurality of vertical spaces, arranged horizontally in the space of the facility. When assembling and disassembling the double floor structure that is fixed and constructed, it is applied as one of the safety work tools.

That is, when assembling and dismantling the double-floor structure that divides the upper space and the lower space, respectively, up and down with respect to the internal space of the facility, the user grabs the work by hand.

In the above, the double-bottom structure, the body of the 'frame' shape having a thickness fixed and supported by the facility and penetrated up and down inside, and partition the space portion of the body into a plurality of through holes of the body A grating panel having a plurality of grating pieces fixed to an inner side thereof; And an upper plate 20 formed of a 'plate' having a 'plate' shape having a plurality of through holes vertically placed while being stacked on an upper surface of the grating panel 10.

That is, the grating panel 10 is formed as a base layer, which has a thickness and is formed inside the plurality of through-holes by the lattice pieces, which is structurally durable and smoothly light and up and down ventilation. The upper plate 20 is made of a 'plate' on the top of the panel 10, the thickness is small and light, and closes the upper portion of the through hole, and the upper plate 20 has safety; It is to form a double-bottom structure to ensure the safety by preventing the visual fall of the lower layer to the user walking the upper portion of the top plate 20 and the unauthorized fall to the lower layer during the operation.

Preferably, the through holes of the upper plate 20 are smaller than the through holes.

The binding device for laminating and binding the grating panel 10 and the upper plate 20 is a binding portion having a binding hole formed at the center, and integrally bent and extended at both ends of the binding portion to form the lattice of the grating panel 10. A binding body 30 having a support for supporting a bottom of the bias; It comprises a; binding bolt 40 for screwing while passing through the binding hole.

That is, in a state in which the grating panel 10 and the top plate 20 are stacked, the support part of the binding body 30 supports the bottom surface of the grating piece of the grating panel, and the top surface of the top plate 20 is the binding bolt. The bolt head of 40 supports the grating panel 10 and the top plate 20 to form a double bottom structure.

In the binding bolt 40, the washer 41 is provided to support the upper surface of the upper plate 20 to bind the grating panel 10 and the upper plate 20 to form a double bottom structure. Do.

The safety work tool 1 for the double bottom structure binding work according to the present embodiment, by adsorbing and supporting the washer 41 of the binding bolt 40 in the binding body 30 from the upper portion of the upper plate (30). When the binding bolt 40 is screw-rotated using a separate tool (ranch / driver), the washer 41 presses the binding bolt 40 to the upper portion so that the binding body 30 is the grating. By stably supporting the bottom of the panel 10 while preventing the idling during the screw rotation of the binding bolt 40, it is applied to the stable binding and dismantling operations.

The safety work tool 1 for the double bottom structure binding work according to the present embodiment, which is constituted as described above, includes the binding body 30 having a support for supporting the bottom of the grating panel 10 and the grating panel 10. Applying a binding device of a double bottom structure having the binding bolt (40) for screwing the binding body (30) to the upper plate (20) to be stacked thereon; When performing the binding operation and dismantling of the double bottom structure, by adsorbing and holding the washer 41 provided in the binding bolt 40 to assist the binding operation of the double bottom structure.

Safety work tool 1 for the double-bottom structure binding work according to the present embodiment made as described above is made of a 'pipe' of 'pipe' shape having a length and a through hole penetrated at both ends, but once An adsorption tube (50) having a suction pad (51) formed therein to form a vacuum suction space spatially connected to the through hole and fixed to the suction surface by vacuum suction; The suction pipe 50 is detachably attached to the front end with a length vertically, and an air suction passage 61 is formed inside the vacuum suction space and the outer roll space, and the length is fixed to the other end so that the user can hold it by hand. An instrument body 60 having a handle portion 62 formed thereon; A vacuum means (70) provided in the air suction passage (61) to selectively exhaust the air in the vacuum suction space to the outside; And a vacuum releasing means (80) provided between the vacuum suction space and the vacuum means (70) in the air suction passage (61) to selectively supply air to the vacuum suction space from the outside.

That is, in a state where the user attaches the handle portion 62 of the instrument body 60 by hand, the suction pad 51 is brought into contact with a part of the upper surface of the washer 41, and then the vacuum means 70 When the air is exhausted from the vacuum suction space of the suction pad 51 to the outside, the vacuum suction space of the suction pad 51 forms a vacuum state and fixes the washer 41 by vacuum suction.

As such, when the suction pad 51 presses the washer 41 toward the binding bolt 40 in the state in which the washer 41 is vacuum-adsorbed and fixed, the binding body 30 is connected to the grating panel 10. The binding body 30 stably supports the bottom surface of the grating panel 10 while being lifted in the side direction, thereby preventing idling during screw rotation of the binding bolt 40, thereby stably binding and dismantling work. Will be performed.

In the safety work tool 1 for the double bottom structure binding work according to the present embodiment, the vacuum means 70 is installed on the air suction passage 61 with an interval therebetween, and the vacuum suction is performed. A pair of one-way check valves (71) (72) in which air is moved out of the apparatus body (50) in a space but movement in the opposite direction is closed; One end of the movable passage 73 is formed while spatially communicating the outside with the air suction passage 61 of the interval between the pair of the one-way check valve (71, 72) in the mechanism body (60) And a pressurizing member 74 provided to be capable of linear reciprocating movement in the direction of the air suction passage 61 while being exposed to the outside of the instrument body 60 to pressurize and release the air pressure onto the air suction passage 61. ; And a pressing spring 75 disposed on the movable passage 73 to return the pressing body 74 to the outer side of the mechanism body 60.

That is, when the user presses the press body 74 from the outside while the handle portion 62 is mounted by hand, the press body 74 is pressurized onto the air suction passage 61 to impart air pressure. The remaining air of the air suction passage 61 is discharged to the outside through the one-way check valve 72.

At this time, the one-way check valve 7 closes the air suction passage 61 so as not to supply air to the vacuum suction space.

When the user releases the pressure applied to the press body 74, the press body 74 returns to the distal position by the press spring 75, thereby lowering the air pressure of the supply suction passage 61. The one-way check valve 71 is opened to suck the air in the vacuum suction space to form a vacuum suction space of the suction pad 51 in a vacuum state.

Accordingly, the suction pad 51 is fixed to the washer 41 by vacuum suction.

At this time, the one-way check valve 72 is closed to prevent the air from flowing into the air suction passage 61 from the outside to prevent the vacuum suction space of the suction pad 51 from being vacuumed. do.

Therefore, the suction pad 51 stably fixes the washer 41.

Meanwhile, in the safety work tool 1 for the double bottom structure binding work according to the present embodiment, the vacuum release means 80 is disposed between the vacuum suction space and the vacuum means 70 on the air suction passage 61. One end is exposed to the outside of the instrument body 60 in the air supply passage (81) formed while spatially communicating with the outside in the space and provided with a linear reciprocating movement toward the air suction passage (61) and the air suction An opening / closing valve 82 configured to open the air supply passage 81 to supply air onto the air suction passage 61 when pressurized toward the passage 6 side; It is preferable to include an opening and closing spring 83 disposed on the air supply passage 81 to return the opening and closing valve 82 in the outward direction of the mechanism body 60.

That is, when the user presses the on-off valve 82 from the outside while the handle portion 62 is mounted by hand, the on-off valve 82 is pressurized onto the air suction passage 61 and the air supply passage. The outside air is supplied to the air suction passage 61 while the 81 is opened.

At this time, the air supplied to the air suction passage 61 is supplied to the vacuum suction space of the suction pad 51 to release the vacuum of the suction pad 51.

Accordingly, the suction pad 51 is separated from the washer 41.

If described in detail the effect of the safety work tool (1) for the double-bottom structure binding work according to the present embodiment made as described above.

In order to bind and release the grating panel 10 and the top plate 20 through the binding body 30 and the binding bolt 40 through the double bottom structure binding work safety work tool 1 according to the present embodiment. 5 to 7, when the binding bolt 40 is screwed with respect to the binding body 30 to perform the binding and dismantling of the double bottom structure, the suction pad ( 51 is pressed against the upper surface of the washer 41 by the user holding the handle portion 62 by hand to press the movable body 74, the air pressure on the air suction passage (61) And discharge to the outside through the remaining air in the air suction passage 61, and when the user releases the pressure applied to the press body 74, the press body 74 to the press spring (75) Air pressure in the supply suction passage 61 while returning distally As the lowering, the one-way check valve 71 is opened to suck the air in the vacuum suction space to form a vacuum suction space of the suction pad 51 in a vacuum state, so that the suction pad 51 The washer 41 is fixed by vacuum suction.

As described above, the suction pad 51 is vacuum-adsorbed to the washer 41 to fix the washer 41 to the binding bolt 40 in the direction of the adsorption pad 51. When the binding bolt 40 is screwed, the binding body 30 supports the bottom surface of the grating panel 10 while the top plate 20 is in close contact with the top surface of the grating panel 10 to bind the double bottom structure. To form.

At this time, the binding body 30 is lifted in the direction of the grating panel 10 while the binding body 30 stably supports the bottom surface of the grating panel 10, so that the binding bolt 40 By preventing idling at the social exhibition, it is possible to stably bind and dismantle.

As such, when the binding operation of the double bottom structure is made, when the on / off valve 82 is pressurized from the outside, the air supply passage 81 is opened while the outside air passes through the air suction passage 61. The suction pad 51 is separated from the washer 41 by being supplied to the vacuum suction space of the 51 to release the vacuum of the suction pad 51.

In the mechanism main body 60 of the double-bottom structure binding work safety work tool 1 according to the present embodiment, the interior of the handle portion 62 is opened and closed via a cover 90 (A). ) Is preferably provided to accommodate and store and carry a plurality of the adsorption tubes (50).

Accordingly, according to the shape and size of the washer 41, the suitable adsorption tube 50 is selected to be used in place of the instrument body 60 to improve usability.

One embodiment of the present invention described above is merely exemplary, and those skilled in the art will appreciate that various modifications and equivalent other embodiments are possible therefrom. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims. It is also to be understood that the present invention includes all modifications, equivalents, and substitutes within the spirit and scope of the invention as defined by the appended claims.

1: Safety tool 10: Grating panel
20: top plate 30: binding body
40: binding bolt 41: washer
50: adsorption tube 51: adsorption pad
60: instrument body 61: air suction passage
70: vacuum means 71, 72: one-way check valve
73: movable passage 74: pressurized body
75 pressurized spring 80 vacuum release means
81: air supply passage 82: on-off valve
83: opening and closing spring 90: cover
A: Storage space

Claims (1)

The binding body 30 having a support for supporting the bottom of the grating panel 10, and the binding bolt 40 for screwing the binding body 30 to the upper plate laminated on the grating panel 10 It has to support and fix the washer (41) provided in the binding bolt 40 of the binding device of the double bottom structure to assist the binding operation of the double bottom structure;
It consists of a 'pipe' having a length and has a through hole penetrated at both ends thereof, but at one end a vacuum suction space is spatially connected to the through hole to form a surface of the washer 41. An adsorption tube 50 having an adsorption pad 51 which is fixed by vacuum adsorption; The suction tube 50 is detachably attached to the front end with a length vertically, and an air suction passage 61 is formed in the vacuum suction space and the outside, and the length of the suction tube 50 is fixed to the other end so that the user can hold it by hand. A mechanism body 60 having a handle part; A vacuum means (70) provided in the air suction passage (61) to selectively exhaust the air in the vacuum suction space to the outside; A vacuum releasing means (80) provided between the vacuum suction space and the vacuum means (70) in the air suction passage (61) to selectively supply air from the outside to the vacuum suction space; In the safety work tool (1) for the bottom structure binding work;
The vacuum means 70,
A pair of one-way check valves 71 are installed on the air suction passages 61 with a gap therebetween, and the air is moved out of the apparatus main body 60 in the vacuum suction space, but the movement in the reverse direction is closed. 72); One end of the movable passage 73 is formed while spatially communicating the outside and the air suction passage 61 of the interval between the pair of the one-way check valve (71, 72) in the mechanism body (60) And a pressurizing member 74 provided to be capable of linear reciprocating movement in the direction of the air suction passage 61 while being exposed to the outside of the instrument body 60 to pressurize and release the air pressure onto the air suction passage 61. ; A pressure spring (75) disposed on the movable passage (73) to return the pressure body (74) to the outside of the mechanism body (60);
The vacuum release means 80,
One end is exposed to the outside of the instrument body 60 in the air supply passage 81 formed while spatially communicating the outside in the space between the vacuum suction space and the vacuum means 70 on the air suction passage 61. While the air suction passage 61 is provided to enable a straight reciprocating movement in the direction and the air supply passage 81 to supply air on the air suction passage 61 when pressed in the direction of the air suction passage (61) On and off valve 82 to open the; A double bottom structure binding system comprising: an opening and closing spring (83) disposed on the air supply passage (81) to return the opening and closing valve (82) to the outside of the mechanism main body (60); Work safety tools.

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