JP3205669U - Ceiling scaffolding brackets - Google Patents

Abstract

An object of the present invention is to provide a bracket for a ceiling back scaffold which does not impose a load on the scaffold base plate on the ceiling base material and does not restrict the installation direction of the scaffold board. A ceiling-back scaffolding metal fitting 9 for attaching a scaffold plate 11 provided on the back of a ceiling to a suspension bolt 1 suspended from the ceiling, the ceiling side serving as a fixed portion fixed to the suspension bolt 1 The fixing portion 10, the first locking portion 13 that holds the scaffold receiving member 12 on which the scaffold plate 11 is placed, and the scaffold receiving member 12 are held in a different direction from the first locking portion 13. Since the second locking portion 14 is provided, the ceiling base material is not loaded with the scaffold plate 11, and the installation direction of the scaffold plate 11 is not limited by the various equipment and structures behind the ceiling. [Selection] Figure 1

Description

  The present invention relates to a ceiling scaffolding bracket for supporting a scaffolding plate provided on the ceiling.

  Conventionally, in order to perform repairs, inspections, and various types of reinforcement work on a suspended ceiling, a scaffold board is directly laid over a ceiling foundation material such as a field edge receiving member, and an operator rides on the scaffold board. It was. However, when the scaffold board is directly bridged on the ceiling base material, a local load is applied to the ceiling base material, and the ceiling base material may be deformed or damaged.

  Therefore, there is a metal fitting (Patent Document 1) for supporting the scaffold plate on the suspension bolt.

Japanese Patent No. 5319425

  However, since the metal fitting of Patent Document 1 has only one support portion that supports the scaffold receiving member on which the scaffold plate is placed, the direction in which the scaffold receiving member is installed is limited to one direction, and the scaffold receiving The installation direction of the scaffolding plate placed on the member is also limited, and there is a problem in workability.

  Accordingly, an object of the present invention is to provide a ceiling-back scaffolding metal fitting that does not impose a load on the ceiling base material by the scaffolding plate and that does not restrict the installation direction of the scaffolding plate.

  The invention of claim 1 is a ceiling-back scaffolding bracket for attaching a scaffolding plate provided on the back of a ceiling to a suspension bolt suspended from the ceiling, and a fixing part fixed to the suspension bolt, and the scaffolding plate And a second locking part for holding the scaffold receiving member in a direction different from that of the first locking part. And

  The invention of claim 2 is characterized in that the first locking portion and the second locking portion are provided at different heights.

  The invention of claim 3 is characterized in that the first locking portion and the second locking portion are provided orthogonally.

  The invention of claim 4 is characterized in that the second locking portion is provided higher than the first locking portion, and the second locking portion can hold the scaffold receiving member sideways. To do.

  According to a fifth aspect of the present invention, the fixing portion includes an upper surface portion, a right side surface portion, a left side surface portion, and a back surface portion, an opening portion formed by continuously opening a front surface and a bottom surface, and the opening portion on the upper surface portion. And a groove formed continuously.

  The invention of claim 6 is characterized in that the fixing portion includes a side surface holding portion extending from at least one of the left side surface portion and the right side surface portion to the opening.

  The invention of claim 7 is provided with the first locking portion on the back surface portion, the second locking portion on at least one of the left side surface portion and the right side surface portion, and at least of the left side surface portion and the right side surface portion. On one side, a lower holding portion provided below the second locking portion is provided.

  The invention of claim 8 is characterized in that the first locking portion includes a first lateral surface portion extending in a horizontal direction from a lower end of the back surface portion, and a first lateral surface portion standing upward from the first lateral surface portion. 1 vertical surface portion.

  According to a ninth aspect of the present invention, the second locking portion includes a second lateral surface portion extending in a horizontal direction from a lower end of the left side surface portion or the right side surface portion, and an upwardly standing from the second lateral surface portion. And a second vertical surface portion provided.

  The invention of claim 10 is characterized in that an insertion hole is formed in the fixing portion, the first vertical surface portion, and the second vertical surface portion for inserting a retaining member for preventing the scaffold receiving member from being detached. And

  According to the first aspect of the present invention, it is possible to provide a ceiling-back scaffolding bracket that does not impose a load on the ceiling base material by the scaffolding plate and that does not restrict the installation direction of the scaffolding plate.

  According to the invention of claim 2, the scaffold receiving member can be simultaneously held by the first locking portion and the second locking portion.

  According to the invention of claim 3, the scaffold receiving member can be assembled in a lattice shape.

  According to the invention of claim 4, by holding the scaffold receiving member in the horizontal direction, the height of the scaffold plate can be suppressed lower than holding the scaffold receiving member in the vertical direction.

  According to the fifth aspect of the present invention, the fixing portion has a box shape, and the fixing portion includes a nut, a hanger, or the like by being externally fitted to a nut or a hanger attached to the suspension bolt from the opening. By attaching a nut or a hanger attached to the suspension bolt to the edge portion of the groove, the ceiling scaffolding bracket can be attached to the suspension bolt. Moreover, since the hanger etc. which were included in the fixing | fixed part are hold | maintained by the right side surface part, left side surface part, and back surface part of a fixing | fixed part, the backlash of a fixing | fixed part can be prevented.

  According to the sixth aspect of the present invention, the hanger or the like contained in the fixing portion is held by the side surface holding portion to prevent rattling, and the hanger or the like is prevented from being detached from the opening, and the fixing portion is detached from the suspension bolt. To prevent.

  According to the invention of claim 7, the lower holding portion abuts on the ceiling base material held by the hanger, and rattling of the fixing portion can be prevented.

  According to the invention of claim 8, the scaffold receiving member can be easily held.

  According to the ninth aspect of the present invention, the scaffold receiving member can be easily held.

  According to the tenth aspect of the present invention, the scaffold receiving member held by the first locking portion and the second locking portion is prevented from falling off from the first locking portion and the second locking portion. be able to.

It is a perspective view which shows the use condition of the bracket for ceiling back scaffolding in 1st Example of this invention. It is a perspective view of the metal fitting for ceiling back scaffolding same as the above. FIG. 3 is a perspective view of the ceiling scaffolding metal fitting as seen from a different viewpoint from FIG. 2. It is a front view which shows the use condition of a metal fitting for ceiling back scaffolding same as the above. It is a side view which shows the use condition of the metal fitting for ceiling back scaffolding same as the above. It is a perspective view which shows the use condition of the bracket for ceiling back scaffolding in 2nd Example of this invention. It is a perspective view of the metal fitting for ceiling back scaffolding same as the above. FIG. 8 is a perspective view of the ceiling scaffolding metal fitting viewed from a different viewpoint from FIG. 7. It is a front view which shows the use condition of a metal fitting for ceiling back scaffolding same as the above. It is a front view which shows the use condition of a metal fitting for ceiling back scaffolding same as the above.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiment described below does not limit the contents of the present invention described in the claims of the utility model registration. In addition, all the configurations described below are not necessarily essential requirements of the present invention.

  FIGS. 1-5 shows Example 1 of this invention, and when an example of the suspended ceiling structure of a present Example is shown in FIG. 1, the several edge member which consists of a cross-section substantially C-shaped channel steel, A substantially C-shaped cross-section connected to a suspension bolt 1 as a suspended member suspended from an upper floor slab such as a concrete base as an upper structure or a roof structure via a hanger 2 as a suspension means. A field edge receiving member 3 made of shape steel is integrated with a field edge holder such as a clip so as to be orthogonal to each other to form a lattice body as a ceiling base material, and on the lower surface of the field edge member, a gypsum board and a panel The ceiling panel which consists of board materials, such as, is attached and comprised with a bis | screw etc.

  The hanger 2 is formed by bending a metal plate that is integrally provided with a mounting portion 4 to which the suspension bolt 1 is attached and a locking portion 5 that holds the field edge receiving member 3 into a substantially S shape. The mounting portion 4 includes a mounting hole 7 through which the suspension bolt 1 can be inserted at a substantially central portion of the upper surface portion 6 provided in parallel with the horizontal direction.

  The locking portion 5 is formed by bending an extended portion 8 extending vertically downward from the upper surface portion 6 into a U-shape or U shape whose upper side is opened in the opposite direction to the upper surface portion.

  The ceiling-back scaffolding metal fitting 9 of the present embodiment has a plurality of locking portions for holding a ceiling-side fixing portion 10 fixed to the hanger 2 or the suspension bolt 1 and a scaffold receiving member 12 for placing the scaffolding plate 11. 13 and 14.

  The ceiling side fixing portion 10 is surrounded by the upper surface portion 15, the right side surface portion 16, the left side surface portion 17 and the rear surface portion 18, and has a hollow box shape in which the bottom surface and the front surface are continuously opened, and extends from the upper surface portion 6 of the hanger 2. The portion 8 can be accommodated inside.

  The upper surface portion 15 of the ceiling side fixing portion 10 is formed horizontally by being bent at right angles so that the upper portions of the right side surface portion 16 and the left side surface portion 17 face each other, and the central portion is divided by the groove portion 19. The groove part 19 is continuously formed up to the open part of the front surface.

  The right side surface portion 16 of the ceiling side fixing portion 10 includes a first holding portion 20 that is formed by vertically bending a portion where the front lower portion of the right side surface portion 16 extends forward. The first holding part 20 is provided in parallel with the back face part 18.

  The left side surface portion 17 of the ceiling side fixing portion 10 is provided with a second holding portion 21 in which a front lower portion of the left side surface portion 17 extends downward.

  The lower part of the back surface part 18 of the ceiling side fixing part 10 is surrounded by the back surface part 18, the first lateral surface part 22, and the first vertical surface part 23, and is a U-shaped or U-shaped first engagement whose upper part is open. A stop 13 is provided.

  A lower part of the left side surface part 17 of the ceiling side fixing part 10 is surrounded by the left side surface part 17, the second lateral surface part 24, and the second vertical surface part 25, and is a U-shaped or U-shaped second engagement with the upper part opened. A stop 14 is provided.

  The width dimension L1 between the back surface part 18 and the first vertical surface part 23 in the first locking part 13 is formed to a dimension capable of holding the C-shaped steel as the scaffold receiving member 12 in a vertical direction, The width dimension L2 between the left side surface part 17 and the second vertical surface part 25 in the locking part 14 is formed to a dimension capable of holding the C-shaped steel sideways (L1 <L2).

  Further, the first lateral surface portion 22 of the first locking portion 13 and the second lateral surface portion 24 of the second locking portion 14 have different heights and are held by the first locking portion 13. The scaffold receiving member 12 and the scaffold receiving member 12 held by the second locking portion 14 do not contact in the vertical direction in a state where they are orthogonal to each other.

  In the first locking portion 13, the scaffold receiving member 12 is prevented from falling off by the first through hole 26 formed in the first vertical surface portion 23 and the first screw hole 27 formed in the back surface portion 18. The first screw member 28 to be attached can be attached.

  Similarly, in the second locking portion 14, the second through hole 29 formed in the second vertical surface portion 25 and the second screw hole 30 formed in the left side surface portion 17 cause the scaffold receiving member 12 to The 2nd screw member 31 which prevents drop-off can be attached.

  The male screw portions of the first screw member 28 and the second screw member 29 have dimensions that are not exposed from the first screw hole 27 and the second screw hole 30 to the inside of the ceiling side fixing portion 10. When the hanger 2 is accommodated in the ceiling side fixing part 10, it is prevented from being caught.

  The effects of the configuration of the present embodiment will be described. First, the attachment state of the hanger 2 will be described. With the suspension bolt 1 inserted into the attachment hole 7 of the upper surface portion 6, a pair of nuts 32 and 33 are screwed to the suspension bolt 1 from the vertical direction of the upper surface portion 6. The hanger 2 is fixed to the suspension bolt 1.

  Subsequently, a method of attaching the ceiling scaffolding metal fitting 9 will be described. The ceiling side fixing portion 10 of the ceiling scaffolding metal fitting 9 is attached to the suspension bolt 1 in a state where the hanger 2 is fixed from the open parts on the front and bottom sides. The hanger 2 is accommodated in the ceiling-side fixing portion 10 in a state where the edge portion of the groove portion 19 of the upper surface portion 15 of the ceiling-side fixing portion 10 is locked on the hanger 2.

  The hanger 2 accommodated in the ceiling-side fixing part 10 is in a state in which the extension part 8 is exposed from the open part on the front side of the ceiling-side fixing part 10, and the first holding part 20 is extended to the extension part 8. In the surface contact state, in contact with the edge portions on both side surfaces of the extended portion 8 from the right side surface portion 16 and the left side surface portion 17 to the second holding portion 21, and the upper surface portion 6 is the edge of the back surface portion 18. A hanger housed in the ceiling-side fixing portion 10 that is in contact with the portion in a line contact state and is held by the ceiling-side fixing portion 10 from the four sides of the front surface side, the rear surface portion 18 side, the right-side surface portion 16 side, and the left-side surface portion 17 side. Prevents 2 from falling or rattling.

  Since the surface direction of the back surface portion 18 and the left side surface portion 17 in which the first locking portion 13 and the second locking portion 14 are formed is orthogonal, the scaffold receiver held by the first locking portion 13 is used. The member 12 and the scaffold receiving member 12 held by the second locking portion 14 are orthogonal to each other in the horizontal direction.

  Further, the first lateral surface portion 22 of the first locking portion 13 and the second lateral surface portion 24 of the second locking portion 14 have different heights and are held by the first locking portion 13. The scaffold receiving member 12 and the scaffold receiving member 12 held by the second locking portion 14 do not contact in the vertical direction in a state of being orthogonal to each other, and the scaffold receiving member 12 can be assembled in a lattice shape. ing. By connecting the four hanging bolts 1 adjacent to each other by the scaffold receiving member 12 assembled in a lattice shape, it is possible to prevent the back of the ceiling from shaking.

  Then, the scaffolding plate 11 is bridged over the scaffold receiving member 12 held by the first locking portion 13 and the scaffold receiving member 12 held by the second locking portion 14 to complete the scaffold on the ceiling. .

  As described above, the present invention is the ceiling scaffolding metal fitting 9 for attaching the scaffolding plate 11 provided on the ceiling back to the suspension bolt 1 suspended from the ceiling, and the fixing portion fixed to the suspension bolt 1 As the ceiling side fixing portion 10, the first locking portion 13 holding the scaffold receiving member 12 on which the scaffold plate 11 is placed, and the scaffold receiving member in a different direction from the first locking portion 13. By providing the second locking portion 14 that holds the ceiling 12, the ceiling base material is not loaded with the scaffold plate 11, and the installation direction of the scaffold plate 11 is not limited by various equipment and structures on the back of the ceiling. The metal scaffold 9 for back scaffolding can be provided.

  Further, since the first locking portion 13 and the second locking portion 14 are provided at different heights, the scaffold receiving member 12 is made to have the first locking portion 13 and the second locking portion 14. Can be held simultaneously.

  Further, by providing the first locking portion 13 and the second locking portion 14 orthogonally, the scaffold receiving member 12 can be assembled in a lattice shape.

  In addition, the second locking portion 14 is provided higher than the first locking portion 13 and the second locking portion 14 can hold the scaffold receiving member 12 in a lateral direction. The height of the scaffolding plate 11 can be kept lower than holding the member 12 vertically.

  The suspension bolt 1 includes a hanger 2 that holds a field edge receiving member 3 as a ceiling base material. The hanger 2 is attached to the suspension bolt 1 and extends downward from the upper surface portion 6. An extending portion 8 provided, and a locking portion 5 formed in the extending portion 8, wherein the ceiling side fixing portion 10 has a hollow box shape capable of accommodating the hanger 2, and the extending portion By including the first holding portion 20 and the second holding portion 21 that can contact the portion 8, it is possible to prevent the ceiling back scaffolding metal fitting 9 from falling off or rattling.

  Further, the ceiling side fixing part 10 is configured in a box shape having an upper surface part 6, a right side part 16, a left side part 17, and a rear part 18, and an opening part formed by continuously opening the front surface and the bottom surface; The upper surface portion 6 is provided with a groove portion 19 formed continuously with the opening portion. In this case, the ceiling-side fixing portion 10 is formed in a box shape, and the nut 32 or the hanger is fitted to the ceiling-side fixing portion 10 by being externally fitted to the nut 32 or the hanger 2 attached to the suspension bolt 1 from the opening. 2 and the like, the nuts 32 attached to the suspension bolts 1, the hangers 2, and the like are engaged with the edge portions of the groove portions 19, and the ceiling back scaffolding bracket 9 can be attached to the suspension bolts 1. Moreover, since the hanger 2 etc. enclosed in the ceiling side fixing | fixed part 10 are hold | maintained by the right side surface part 16, the left side surface part 17, and the back surface part 18 of the ceiling side fixing | fixed part 10, the rattling of the ceiling side fixing | fixed part 10 is prevented. Can do.

  Moreover, the ceiling side fixing | fixed part 10 is provided with the side surface holding part 20 extended from the at least one of the left side surface part 17 and the right side surface part 16 to the said opening part, The hanger 2 etc. which were included in the ceiling side fixing | fixed part 10 grade | etc., Is held by the side surface holding portion 20 to prevent rattling, and the hanger 2 and the like are prevented from being detached from the opening, and the ceiling side fixing portion 10 is prevented from being detached from the suspension bolt 1.

  The first locking portion 13 is provided on the back surface portion 18, the second locking portion 14 is provided on at least one of the left side surface portion 17 and the right side surface portion 16, and the left side surface portion 17 and the right side surface portion 16 are provided. By providing the lower holding portion 21 provided below at least one of the second locking portions 14 in at least one of them, the field receiving member 3 as a ceiling base material in which the lower holding portion 21 is held by the hanger 2 It is possible to prevent rattling of the ceiling side fixing portion 10.

  The first locking portion 13 includes a first lateral surface portion 22 extending in the horizontal direction from the lower end of the back surface portion 18, and a first lateral surface standing upward from the first lateral surface portion 22. And a bar shape that can be screwed to the first vertical surface portion 23 or the back surface portion 18 in a state in which the opening side of the first locking portion 13 is closed. By providing the first screw member 28 as a member, it is possible to prevent the scaffold receiving member 12 held by the first locking portion 13 from falling off from the first locking portion 13.

  The second locking portion 14 includes a second lateral surface portion 24 extending in a horizontal direction from a lower end of the left side surface portion 17 or the right side surface portion 16, and an upwardly standing from the second lateral surface portion 24. The second vertical surface portion 25 or the left side surface portion 17 in a state in which the opening portion side of the second locking portion 14 is closed. By providing the second screw member 31 as a rod-shaped member that can be screwed to the right side surface portion 16, the scaffold receiving member 12 held by the second locking portion 14 is separated from the second locking portion 14. It can be prevented from falling off.

  Further, the ceiling-side fixing portion 10, the first vertical surface portion 23, and the second vertical surface portion 25 serve as insertion holes through which the screw members 28 and 31 serving as retaining members for preventing the scaffold receiving member 12 from being detached are inserted. 1 through hole 26, first screw hole 27, second through hole 29, and second screw hole 30 are formed on the first locking portion 13 and the second locking portion 14. It is possible to prevent the held scaffold receiving member 12 from falling off from the first locking portion 13 and the second locking portion 14.

  Further, by fixing one end of the wire W to the metal fitting P attached to the suspension bolt 1 and fixing the other end of the wire W to the scaffold receiving member 12, the scaffold receiving member 12 can be prevented from falling.

  Next, a second embodiment will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted. In the present embodiment, the lower part of the back part 18 of the ceiling scaffolding metal fitting 9 has a first right side locking piece 40 and a first left side locking piece 41 in which the lower parts on the left and right sides of the back part 18 are extended in the horizontal direction. A horizontal surface portion 42 extending horizontally below the back surface portion 18, a shape similar to the lower portion of the back surface portion 18, and a second right locking piece 43. A U-shaped or U-shaped first locking portion 13 is provided which is surrounded by a vertical surface portion 45 including a second left-side locking piece 44 and opened upward. At the upper center of the vertical surface portion 45, there is provided an upward extending portion 46 that extends upward and is parallel to the back surface portion 18, and is fixed to the receiving member that extends in the horizontal direction from the upper end of the upward extending portion 46. 46A is provided.

  In addition, on the outer upper portions of the first right locking piece 40, the second right locking piece 43, the first left locking piece 41 and the second left locking piece 44, projections 47, 48, 49 and 50 are provided.

  The second locking portion 14 of the present embodiment includes a right front surface portion 16, a first right locking piece 40, a first front concave portion 51 surrounded by the protrusion 47, an upward extending portion 46, and a second extending portion 46. The right side locking part 43, the right side locking part 53 for laying the scaffold receiving member 12 in the first rear concave part 52 surrounded by the protruding part 48, the left side surface part 17, the first left side locking piece 41, the protruding part 49. The scaffold receiving member 12 is installed in the second front concave portion 54 surrounded by 49, the upward extending portion 46, the second left locking piece 44, and the second rear concave portion 55 surrounded by the protrusion 50. And a left side locking portion 56.

  The width dimension L1 between the back surface part 18 and the vertical surface part 45 in the first locking part 13 is formed to a dimension capable of holding the C-shaped steel as the scaffold receiving member 12 in the vertical direction. The width dimension L2 between the right side surface portion 16 and the projection portion 47, between the left side surface portion 17 and the projection portion 49, and between the vertical surface portion 45 and the projection portions 48 and 50 in the portion 14 is formed to a size that can hold the C-shaped steel sideways. (L1 <L2).

  Further, the lateral surface portion 42 of the first locking portion 13 and the first right locking piece 40, the second right locking piece 43, the first left locking piece 41 and the second locking portion 14 of the second locking portion 14 Each of the left upper locking pieces 44 has a different height, and the scaffold receiving member 12 held by the first locking portion 13 and the scaffold receiving member 12 held by the second locking portion 14 are provided. It does not contact in the vertical direction in an orthogonal state.

  In the first locking portion 13, a screw member 59 that prevents the scaffold receiving member 12 from falling off can be attached by the through hole 57 formed in the vertical surface portion 45 and the screw hole 58 formed in the back surface portion 18. ing. Further, in the second locking portion 14, a screw member 61 that prevents the scaffold receiving member 12 from falling off can be attached by a through hole 60 formed in the receiving member fixing portion 46A.

  The male screw portion of the screw member 59 has a size that is not exposed to the inside of the ceiling side fixing portion 10 from the screw hole 58, and prevents the hanger 2 from being caught when the hanger 2 is accommodated in the ceiling side fixing portion 10.

  Further, a screw member 64 for preventing the hanger 2 from being detached from the ceiling side fixing portion 10 is attached by a through hole 62 provided on the front surface side of the right side surface portion 16 and a screw hole 63 provided on the front surface of the left side surface portion 17. It is possible.

  As described above, the present invention is the ceiling scaffolding metal fitting 9 for attaching the scaffolding plate 11 provided on the ceiling back to the suspension bolt 1 suspended from the ceiling, and the fixing portion fixed to the suspension bolt 1 As the ceiling side fixing portion 10, the first locking portion 13 holding the scaffold receiving member 12 on which the scaffold plate 11 is placed, and the scaffold receiving member in a different direction from the first locking portion 13. By providing the second locking portion 14 that holds the ceiling 12, the ceiling base material is not loaded with the scaffold plate 11, and the installation direction of the scaffold plate 11 is not limited by various equipment and structures on the back of the ceiling. The metal scaffold 9 for back scaffolding can be provided.

  Further, since the first locking portion 13 and the second locking portion 14 are provided at different heights, the scaffold receiving member 12 is made to have the first locking portion 13 and the second locking portion 14. Can be held simultaneously.

  Further, by providing the first locking portion 13 and the second locking portion 14 orthogonally, the scaffold receiving member 12 can be assembled in a lattice shape.

  In addition, the second locking portion 14 is provided higher than the first locking portion 13 and the second locking portion 14 can hold the scaffold receiving member 12 in a lateral direction. The height of the scaffolding plate 11 can be kept lower than holding the member 12 vertically.

  Further, the ceiling side fixing part 10 is configured in a box shape having an upper surface part 6, a right side part 16, a left side part 17, and a rear part 18, and an opening part formed by continuously opening the front surface and the bottom surface; The upper surface portion 6 is provided with a groove portion 19 formed continuously with the opening portion. In this case, the ceiling-side fixing portion 10 is formed in a box shape, and the nut 32 or the hanger is fitted to the ceiling-side fixing portion 10 by being externally fitted to the nut 32 or the hanger 2 attached to the suspension bolt 1 from the opening. 2 and the like, the nuts 32 attached to the suspension bolts 1, the hangers 2, and the like are engaged with the edge portions of the groove portions 19, and the ceiling back scaffolding bracket 9 can be attached to the suspension bolts 1. Moreover, since the hanger 2 etc. enclosed in the ceiling side fixing | fixed part 10 are hold | maintained by the right side surface part 16, the left side surface part 17, and the back surface part 18 of the ceiling side fixing | fixed part 10, the rattling of the ceiling side fixing | fixed part 10 is prevented. Can do.

  The first locking portion 13 includes a lateral surface portion 42 extending in the horizontal direction from the lower end of the back surface portion 18 and a vertical surface portion 45 erected upward from the lateral surface portion 42. It has a mold shape and can easily hold the scaffold receiving member 12.

  Further, through holes 57 and screw holes 58 are formed in the ceiling side fixing portion 10 and the vertical surface portion 45 as insertion holes through which the screw member 59 as a retaining member for preventing the scaffold receiving member 12 from coming off is inserted. The scaffold receiving member 12 held by the first locking portion 13 can be prevented from falling off from the first locking portion 13.

  The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the gist of the present invention. For example, the scaffold receiving member is not limited to C-shaped steel, but is a shape member such as a square pipe. Further, the side surface holding portion is not limited to the left side surface portion, and may be provided on both the right side surface portion or the left side surface portion and the right side surface portion. Similarly, the lower holding portion is not limited to the right side surface portion, and may be provided on both the left side surface portion or the left side surface portion and the right side surface portion. Further, the second locking portion is not limited to the left side surface portion, and may be provided on both the right side surface portion or the left side surface portion and the right side surface portion.

1 Suspension bolt 3 Field edge receiving member (ceiling base material)
9 Ceiling scaffolding brackets 10 Ceiling side fixed part (fixed part)
DESCRIPTION OF SYMBOLS 11 Scaffold plate 12 Scaffold receiving member 13 1st latching | locking part 14 2nd latching | locking part 20 Side surface holding part 21 Lower side holding part 22 1st horizontal surface part 23 1st vertical surface part 24 2nd horizontal surface part 25 1st Two vertical surface portions 26 First through hole (insertion hole)
27 First screw hole (insertion hole)
29 Second through hole (insertion hole)
30 Second screw hole (insertion hole)
43 Horizontal surface portion 45 Vertical surface portion 57 Through hole 58 Screw hole

Claims (10)

A ceiling bracket for attaching a scaffolding board provided on the ceiling to a suspension bolt suspended from the ceiling,
A fixing portion fixed to the suspension bolt;
A first locking portion for holding a scaffold receiving member on which the scaffold plate is placed;
A ceiling scaffolding bracket comprising: a second locking portion that holds the scaffold receiving member in a direction different from that of the first locking portion. The bracket for a ceiling back scaffold according to claim 1, wherein the first locking portion and the second locking portion are provided at different heights. The ceiling-back scaffolding bracket according to claim 1 or 2, wherein the first locking portion and the second locking portion are provided so as to be orthogonal to each other. Providing the second locking portion higher than the first locking portion;
3. The ceiling-back scaffolding metal fitting according to claim 2, wherein the second locking portion can hold the scaffold receiving member sideways. The fixing portion includes an upper surface portion, a right side surface portion, a left side surface portion, and a back surface portion,
An opening formed by continuously opening the front surface and the bottom surface;
The ceiling-back scaffolding metal fitting according to any one of claims 1 to 4, further comprising a groove formed continuously with the opening on the upper surface. The ceiling fixing bracket according to claim 5, wherein the fixing portion includes a side surface holding portion extending from at least one of the left side surface portion and the right side surface portion to the opening. The first locking portion is provided on the back surface portion,
The second locking portion is provided on at least one of the left side surface portion or the right side surface portion,
The ceiling-back scaffolding metal fitting according to claim 5 or 6, further comprising a lower holding portion provided below at least one of the left side surface portion and the right side surface portion from the second locking portion. The first locking portion includes a first lateral surface portion that extends in a horizontal direction from a lower end of the back surface portion, and a first longitudinal surface portion that stands upward from the first lateral surface portion. The ceiling-back scaffolding metal fitting according to claim 7, wherein: The second locking portion includes a second lateral surface portion that extends in a horizontal direction from a lower end of the left side surface portion or the right side surface portion, and a second vertical surface that is erected upward from the second lateral surface portion. The ceiling-back scaffolding metal fitting according to claim 7 or 8, further comprising a surface portion. The insertion hole for inserting a retaining member for preventing the scaffold receiving member from coming off is formed in the fixing portion, the first vertical surface portion, and the second vertical surface portion. Brackets for ceiling scaffolding.

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