JP5476738B2 - Slate roof safety equipment - Google Patents

Description

  The present invention relates to a slate roof safety facility.

  When painting or repairing an aging slate roof such as a factory or warehouse, an operator may step on the slate roof material that has become brittle and a fall accident may occur.

  As a general safety measure at a high place, for example, as disclosed in Patent Document 1, a master rope is attached to a building structure, and a hook of a safety belt is connected to the master rope to perform work.

JP 2005-61106 A

  By the way, when there are few building structures on the slate roof, the master rope may not be provided on the slate roof. In this case, there is a risk that dangerous work will be performed, such as using a long parent rope that cannot ensure sufficient safety, or walking on the slate roof on the main roof in anticipation of the position of the main roof under the slate roof. There is.

  The present invention has been made in view of the above-described conventional circumstances, and is a slate roof safety facility capable of safely performing work even in a place where there is no structure for connecting the master rope on the slate roof. It is an issue to provide.

In order to solve the above problems, slate roof support 11 is provided apart from on slate roofing material 2 a waveform that is horizontal member 13 for connecting the safety belt is installed between the supporting member 11 The support tool 11 includes a holding member 15 that is erected on the slate roofing material 2a and holds the horizontal member 13, and an upper end portion connected to the holding member 15 and another support tool. A support member 16 inclined downward toward the 11 side, and the lower end portion of the support member 16 is placed on the slate roofing material 2a, and at least one of the holding member 15 or the support member 16 Is provided with a fitting portion that is fitted into and fixed to the valley portion 9 of the slate roof material 2a, and further includes a fixture 12 that fixes the fitting portion, and the hook 3 of the hook bolt 5 'is provided in the main building 3. 6 'and hook The bolt screw portion 7 ′ of the bolt 5 ′ protrudes upward through the slate roof material 2 a on the main building 3, and the slate roof material 2 a is lowered by the first nut 29 screwed into the protruding bolt screw portion 7 ′. The fixing tool 12 is inserted into the portion of the bolt screw portion 7 ′ that protrudes upward from the first nut 29, and the fixing tool 12 is positioned away from the first nut 29 via a gap. The second nut 32 is screwed into a portion of the hook bolt 5 ′ that protrudes upward from the fixture 12, and is fitted into the valley portion 9 by the fixture 12 pressed downward by the second nut 32. The fitting portion is pressed downward, and the fitting portion is sandwiched between the fixture 12 and the valley portion 9 of the slate roof material 2a .

  In the present invention, by using the support provided on the slate roof, a horizontal member for connecting the safety belt is installed on the slate roof where there is no building structure to which the master rope can be connected. And the safety of the worker can be ensured.

Moreover, the said support tool can be easily formed using the holding member erected substantially perpendicularly with respect to the slate roof material , and the inclined support member. In addition, the support member can be used as a support for the holding member that holds the horizontal member, and in particular, the holding member is moved to the other support side by applying a downward force to the horizontal member to which the safety belt is connected. It is possible to reliably prevent the body from falling down and to further improve safety.

Moreover, it is possible to fix the support tool more firmly to the slate roofing material by providing a fitting part that is fitted into and fixed to the valley of the slate roofing material in at least one of the holding member and the supporting member. it can.

In addition, a fixing tool is inserted into the bolt screw portion protruding on the slate roof material of the hook bolt, and a second nut that presses the fixing tool downward is screwed into the bolt screw portion, and the trough portion is engaged by the fixing tool. By pressing the inserted fitting portion downward, the fitting portion of the support tool can be firmly fixed to the slate roof material using a hook bolt for fixing the slate roof material to the main building.

It is a perspective view which shows the safety equipment for slate roofs of an example of embodiment of this invention. It is sectional drawing which shows the attachment structure of the fixing | fixed part of a support tool same as the above. It is sectional drawing which shows the attachment structure of a slate roof same as the above.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

An example of safety equipment for slate roofs of this embodiment shown in FIG. 1, painting and collecting like slate roof 2 of a building, such as factories and warehouses, which is used when working on a slate roof 2 One or more safety devices 1 are provided on a slate roof 2 of an existing or new building.

  The slate roof 2 is configured by laying a corrugated slate roof material 2 a formed alternately with peaks 8 and valleys 9 on a main building 3 of a building.

  The purlin 3 is made of a channel material having a C-shaped cross section. In order to fix the slate roofing material 2a to the main building 3, the hook portion 6 formed at the lower portion of the hook bolt 5 is hooked on the main building 3 as shown in FIG. Is passed through the top of the ridge 8 of the slate roofing material 2a and protrudes onto the slate roofing material 2a. A nut 10 is screwed into the protruding bolt screw portion 7 and is placed on the purlin 3 by the nut 10. The top of the ridge 8 of the slate roofing material 2a is pressed downward.

  The safety device 1 includes two support tools 11 provided on the slate roof 2 so as to be spaced apart from each other, a fixing tool 12 that fixes the support tools 11 to the slate roof 2, and a horizontal bridge that is installed between the support tools 11. It is composed of the material 13.

  Each support tool 11 includes a holding member 15 standing on the slate roof 2 and a support member 16 having an upper end connected to the holding member 15 and inclined downward toward the other support tool 11 side. Yes.

  The holding member 15 includes a column portion 17 made of a vertical bar that is substantially perpendicular to the roof surface of the slate roof 2, and a horizontal portion that is connected to the lower end of the column portion 17 by a joint 20 and is substantially horizontal to the roof surface. It is comprised with the fixing | fixed part 18 which consists of a rod, and is formed in the reverse T shape as a whole. Both end portions in the longitudinal direction of the fixing portion 18 are connected to the column portion 17 via a connecting member 19 made of a wire or the like, whereby the holding member 15 is reinforced.

  A holding portion 21 that holds the end portion of the horizontal member 13 is provided at the upper end portion of the column portion 17 so as to protrude toward the other support tool 11 that forms a pair.

  The support member 16 is connected to a diagonal member 22 made of a bar material that is inclined downward toward the other support member 11 side of the pair, and a lower end portion of the diagonal member 22 with a joint 23 and is connected to the roof surface. It is comprised by the mounting part 24 which consists of a horizontal bar material which becomes substantially horizontal, and is formed in the reverse T shape as a whole. Both ends in the longitudinal direction of the mounting portion 24 are connected to the diagonal member 22 via a connecting member 26 made of a wire or the like, whereby the support member 16 is reinforced.

  The support member 16 is a slate in which the upper end portion of the diagonal member 22 is connected to the upper portion of the column portion 17 via a clamp 25 and the mounting portion 24 at the lower end portion is positioned on the other support tool 11 side. The support member 16 is placed on the roof 2 so that the holding member 15 erected on the roof surface does not fall down.

  All of the rods constituting the column part 17, the fixing part 18, the diagonal part 22, and the mounting part 24 are made of a steel round pipe. In addition, the bar which comprises the pillar part 17, the fixing | fixed part 18, the diagonal material part 22, and the mounting part 24 may be solid.

In order to provide the support 11 on the slate roof 2, the fixing portion 18 and the mounting portion 24 having a circular cross section are fixed to the valley portions 9 of the slate roof 2 through the sheet 27 or directly. Thereby, the fixing | fixed part 18 and the mounting part 24 become immovable in the direction orthogonal to a longitudinal direction by the peak part 8 of both sides. In addition, when the mounting portion 24 is fitted into the valley portion 9 adjacent to the peak portion 8 through which the hook bolt 5 is penetrated, the mounting portion 24 is also moved to the other support 11 side by the hook bolt 5. Can be prevented.

  In this state, only the fixed portion 18 of the fixed portion 18 and the mounting portion 24 is fixed to the slate roof 2 using the plurality of fixing tools 12 so that the fixed portion 18 cannot move in the longitudinal direction. That is, in this example, each of the fixed portion 18 and the placement portion 24 constitutes a long fitting portion that is fitted into the valley portion 9.

  The fixture 12 is made of an angle member having an L-shaped cross section that is long in a direction orthogonal to the longitudinal direction of the fixing portion 18 in plan view, and each fixing device 12 is arranged above both side portions with the pillar portion 17 of the fixing portion 18 interposed therebetween. Established.

  Each fixing tool 12 is fixed to the slate roof 2, and a hook bolt 5 ′ shown in FIG. 2 for fixing the slate roof material 2 a to the purlin 3 is used for the fixing.

  Like the hook bolt 5, the hook bolt 5 'is provided with a U-shaped hook portion 6' at the lower end of a shaft portion 28 having a bolt screw portion 7 'formed on the upper portion, and is substantially J-shaped as a whole. Formed. The length of the shaft portion 28 of the hook bolt 5 ′ is such that the bolt screw portion 7 ′ protruding on the slate roof 2 protrudes above the fixing portion 18 disposed in the valley portion 9. It is longer than the length.

  The method of fixing the slate roofing material 2a to the purlin 3 with the hook bolt 5 'is the same as that of the hook bolt 5. That is, in order to fix the slate roof material 2a to the purlin 3 with the hook bolt 5 ', the hook portion 6' is hooked on the lower end portion of the purlin 3 and the bolt screw portion 7 'is connected to the peak portion 8 of the slate roof material 2a. The top is penetrated and protruded on the slate roofing material 2a. Next, a nut 29 is screwed into the protruding bolt screw portion 7 ′, and the top portion of the peak portion 8 of the slate roofing material 2 a placed on the purlin 3 is pressed downward by the nut 29. Hereinafter, the nut 29 is referred to as a first nut 29.

  Two hook bolts 5 ′ are used to fix each fixing tool 12 to the slate roof 2. The hook portions 6 ′ of both hook bolts 5 ′ are hooked on the same purlin 3, and both are hooked from the opposite side in the width direction of the purlin 3. The shaft portions 28 of both hook bolts 5 'are arranged on both sides in the width direction of the purlin 3 with the purlin 3 interposed therebetween. The bolt screw portion 7 'of the hook bolt 5' protrudes upward. One of the hook bolts 5 ′ is provided in place of the existing hook bolt 5, and is formed on the slate roof material 2 a for allowing the bolt screw portion 7 ′ to penetrate the bolt screw portion 7 of the existing hook bolt 5. It is made to penetrate the hole and project on the slate roof 2.

In order to fix the fixing portion 18 fitted in the valley portion 9 with the fixing device 12 to the slate roof 2, the fixing device 12 is arranged on the fixing portion 18 so that both side portions in the longitudinal direction protrude from the fixing device 12. Then, the bolt thread portion 7 ′ protruding upward from the first nut 29 of each hook bolt 5 ′ located on both sides of the fixing portion 18 is inserted into the horizontal piece portion 31 of the fixture 12, and the horizontal piece portion 31. Further, the second nut 32 is screwed into each bolt screw portion 7 ′ protruding upward, and the horizontal piece portion 31 is pressed downward by each second nut 32. As a result, the fixing portion 18 is sandwiched between the lateral piece portion 31 of each fixing tool 12 and the valley portion 9 of the slate roof 2 placed on the main building 3, and cannot move in the longitudinal direction of the valley portion 9.

  In this way, the support 11 provided on the slate roof 2 is supported by the support member 16 so as not to fall toward the other support 11 that forms a pair, and the support 12 is fixed on the slate roof 2 in plan view. They are spaced apart in a direction perpendicular to the longitudinal direction. And the edge part of the horizontal member 13 which consists of a wire is each attached to the holding | maintenance part 21 provided in the upper end part of both the support tools 11, and, thereby, the horizontal material 13 is between the support tools 11 in moderate tension | tensile_strength. Horizontal.

  For example, a hook 34 formed at the end of the master rope 33 connected to the safety belt is hooked on the horizontal member 13 laid between the two support tools 11 on the slate roof 2, or the end of the master rope 33 is The safety band worn by the operator can be connected to the horizontal member 13 by connecting the part to the horizontal member 13 or by hooking the hook of the safety band to the horizontal member 13. Can prevent a fall accident caused by stepping through the slate roof 2. The hook 34 and the safety belt may be connected to the horizontal member 13 so as to be movable in the longitudinal direction of the horizontal member 13.

Or In the slate roof safety equipment of the present example described, using a support 11 provided at a distance on the slate roof 2, slate roof building structure connectable to lifeline 33 is not present 2, a horizontal member 13 for connecting the safety belt can be installed to ensure the safety of the operator.

  Further, the support 11 can be easily formed using a holding member 15 that is erected on the slate roof 2 and holds the horizontal member 13 and an inclined support member 16. Moreover, it is possible to reliably prevent the holding member 15 from falling to the other support 11 side due to a downward force applied to the horizontal member 13 to which the safety belt is connected, and safety can be further improved. Moreover, since the fixing | fixed part 18 provided in the lower end part of the holding member 15 and the mounting part 24 provided in the lower end part of the supporting member 16 are elongate and are fitted in the trough part 9 of the slate roof 2, the support tool 11 is attached. It can be more firmly fixed to the slate roof 2.

  Further, the fixing portion 18 fitted in the valley portion 9 can be firmly fixed to the slate roof 2 by the fixing tool 12, and the fixing tool 12 is used for fixing the slate roofing material 2 a to the main building 3. The hook bolt 5 'can be used to attach to the slate roof 2.

  In addition, although the safety device 1 of this example is provided with the two support tools 11, it is equipped with the 3 or more support tools 11 provided in a line on the slate roof 2, and these support tools 11 are one horizontal. The frame member 13 may be supported, and the support 11 may hold the middle of the horizontal member 13.

  Moreover, in this example, although both the fixing | fixed part 18 and the mounting part 24 were fitted in the trough part 9 of the slate roof 2, even if only either one of the fixing | fixed part 18 and the mounting part 24 is fitted in the trough part 9, it is. Good. Further, in this example, only the fixed portion 18 of the fixed portion 18 and the mounting portion 24 is fixed to the slate roof 2 using the plurality of fixing tools 12, but the mounting portion 24 is similarly fixed in addition to the fixing portion 18. You may fix to the slate roof 2 using the tool 12 and hook bolt 5 '.

  Moreover, although the horizontal member 13 constructed between the support members 11 is constituted by a wire, the horizontal member 13 may be constituted by other cord-like members such as a rope, or a rod-like member such as a pole. Etc., etc.

  Moreover, if the support tool 11 is provided with two or more on the slate roof 2 and the horizontal member 13 can be constructed, it can change a design suitably.

2 Slate roof 2a Slate roof material 8 Mountain 9 Valley 9 Support tool 12 Fixing tool 13 Horizontal member 18 Fixing part 24 Mounting part 33 Master rope

Claims (1)

A plurality of support tools are provided on a corrugated slate roof material , and a horizontal member for connecting a safety belt is provided between the support tools .
The supporting tool includes a holding member that is erected on the slate roofing material and holds the horizontal member, and a supporting member that has an upper end connected to the holding member and is inclined downward toward the other supporting tool side. Comprising, the lower end portion of the support member is placed on the slate roofing material,
A fitting portion that is fitted and fixed to a valley portion of the slate roofing material is provided at the lower end portion of at least one of the holding member or the supporting member,
The hook bolt of the hook bolt is hooked on the purlin and the bolt screw portion of the hook bolt protrudes upward through the slate roofing material on the main roof, and the protruding bolt screw The slate roofing material is pressed downward by the first nut screwed into the portion, and the fixing tool is inserted into the portion of the bolt screw portion protruding upward from the first nut and the fixing tool is spaced from the first nut. The second nut is screwed into a portion that is disposed at a position spaced apart upward through the hook bolt and protrudes upward from the hook bolt fixture, and is fitted into the valley by the fixture pressed downward by the second nut. A safety equipment for a slate roof, wherein the fitted portion is pressed downward, and the fitted portion is sandwiched between a fixture and a valley portion of the slate roof material .

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