JP2015074890A - Suspended ceiling structure and metal fitting for suspended member connection - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a suspended ceiling structure and metal fittings for suspended member connection such that the metal fittings for suspended member connection and a ceiling substrate can be connected together more tightly, and a ceiling material is suppressed more securely from falling and so on.SOLUTION: Metal fittings 15 for suspended member connection include: a connection part 21 for connecting a lower end side of a suspended member 2, a linkage plate part 19 extended downward from the connection part 21, and a lock part 18 connecting with a lower end of the linkage plate part 19 to be connected to a ceiling material support member 1. Further, the lock part 18 includes a hanging part 18a extended from above to below, a hook part 18b extended from a lower end of the hanging part 18a while bent in a lateral direction, and a lock piece part 18c extended upward while further bent from the hook part 18b, and is formed in a substantially hook shape.

Description

  The present invention relates to a suspension member connecting bracket for suspending and supporting a suspended ceiling structure and a ceiling base.

  Conventionally, a suspended ceiling is often used as a structure of a ceiling portion of a building. For example, as shown in FIG. 4, a plurality of T-bars (inverted T-shaped ceiling members having a cross section inverted) are provided in parallel in one direction T1 with a predetermined interval extending in another direction T2 orthogonal to one direction T1. A support member, ceiling base 20) 1 and a plurality of suspension bolts (suspension members) 2 having an upper end fixed to a floor material (upper structure) on an upper floor and the lower end connected to the T-bar 1 And a suspended ceiling called a line ceiling, a line system ceiling, or the like, which is configured to include a ceiling material (ceiling panel) 3 that is arranged so as to be bridged between the T bars 1 adjacent to each other in one direction T1 and forms a ceiling surface 3a. There is a ceiling structure A (see, for example, Patent Document 1).

  In addition, in such a line-type suspended ceiling structure A or the like, a heavy equipment device may be attached to the ceiling material 3 or a radiant panel may be used for the ceiling material 3, and the response becomes large at the time of a large earthquake. As a result, it rolls with a large swing width and collides with a surrounding wall or the like, which may cause damage to the ceiling material 3 or the equipment. For this reason, conventionally, as shown in FIG. 4, the upper member is connected to the upper structure, the lower member is connected to the T bar 1, and the reinforcing brace 4 is provided, so that the ceiling material 3 rolls during an earthquake. I try to suppress it.

  On the other hand, as shown in FIG. 4 and FIG. 5, the T bar (ceiling material support member) 1 is connected to the lower end of the connection portion 5 to which the lower end of the suspension bolt 2 is connected, and downward from the connection portion 5. Are connected to the lower end of the connecting portion 6 and plate-like support portions 7 extending on both sides in one horizontal direction T1 and formed in an inverted T-shaped cross section. Further, the T bar 1 is provided with the connecting portion 5 integrally formed so as to bulge outward in the width direction (T1) with respect to the substantially flat connecting portion 6. Then, a suspension member connecting bracket (hanger) 8 is connected to the connection portion 5 and the lower end side of the suspension bolt 2, and the T bar 1 is suspended and supported by the suspension bolt 2 through the suspension member connection bracket 8.

  The hanging member connecting bracket 8 includes a pair of connecting bracket pieces 9 and 10, and one connecting bracket piece 9 is one side of the connecting portion 5 of the T-bar 1 at the lower end in a sectional view. And an engagement recess 9a that engages with the connection recess 9a, and a connection plate 9b that extends upward from the upper end of the engagement recess 9a. The other connecting metal piece 10 is provided with an engaging recess 10a that engages with the other side of the connecting portion 5 of the T-bar 1 at the lower end, and projects upward from the upper end of the engaging recess 10a in a cross-sectional view. A connection plate portion 10b connected to the connection plate portion 9b of one connection metal piece 9 is formed.

  The suspension member connecting bracket 8 includes the engaging recess 9a of one connecting bracket piece 9 and the engaging recess 10a of the other connecting bracket piece 10 including the connecting portion 5 of the T-bar 1 respectively. And the connection plate portion 10b of the other connection metal piece 10 is connected to the connection plate portion 9b of the one connection metal piece 9 and installed. Further, the lower end side of the suspension bolt 2 is connected to the connection plate portion 9 b of the one connection fitting piece 9. As a result, the connecting portion 5 of the T-bar 1 is locked by the engaging recess 9a of the one connecting metal piece 9 and the engaging recess 10a of the other connecting metal piece 10, and through the hanging member connecting metal 8 Then, the T-bar 1 and the ceiling material 3 are suspended and supported by the suspension bolt 2.

  At this time, the connection plate portion 9 b of one connection fitting piece 9 and the connection plate portion 10 b of the other connection fitting piece 10 are bolted together by the upper bolt 11. Further, a case in which the connecting portion 5 of the T-bar 1 and the engaging concave portion 10a of the other connecting metal piece 10 (and / or the engaging concave portion 9a of the one connecting metal piece 9) are screwed or bolted. There is also.

JP 2005-350950 A

  However, in the above-described conventional suspended ceiling structure, the pair of connecting bracket pieces of the suspension member connecting bracket is formed only by providing an engaging recess at the lower end of the connecting plate portion, It is configured to be connected and supported by the frictional force of the pair of engaging recesses by tightening the bolts. For this reason, when an external force such as seismic force or vibration acts in the vertical direction, the frictional force is insufficient, and the connection portion may be pulled out from the pair of engaging recesses.

  In addition, even when the engaging recess of the connecting bracket piece of the hanging member connecting bracket and the connecting portion of the T bar are screwed, the connection of the T bar is applied when an external force such as seismic force or vibration acts in the vertical direction. A large force locally acts on the screwing portion of the portion, and this portion is damaged, and the connection portion may be pulled out from the pair of engaging recesses.

  And if the connection state of the suspension member connecting bracket and the T-bar is released in this way, the ceiling base and the ceiling material are dropped or damaged.

  In view of the above circumstances, the present invention is able to more securely connect a suspension member connecting bracket and a ceiling base, and can more reliably prevent a ceiling material from falling, and a suspension member connection. The purpose is to provide metal fittings.

  In order to achieve the above object, the present invention provides the following means.

  The suspended ceiling structure of the present invention is suspended and supported by a superstructure of a building via a suspension member, and has a predetermined interval in one horizontal direction and / or another horizontal direction orthogonal to the one direction. And / or a suspended ceiling structure comprising a ceiling material support member extending in the one direction and a plate-like ceiling material supported by the ceiling material support member to form a ceiling surface. A member connected to a lower end of the suspension member via a suspension member connection bracket; a connection portion connected to the lower end of the connection portion; and extending downward from the connection portion; and A plate-like support portion connected to the lower end and extending on both sides in the one direction is formed in an inverted T-shaped cross section, and the hanging member connecting bracket is a connection for connecting the lower end side of the hanging member A connecting plate portion extending downward from the connecting portion, A locking portion connected to the lower end of the connecting plate portion and connected to the ceiling material support member, the hanging portion extending downward from above, and a lower end of the hanging portion A hook part extending in a lateral direction from the hook part, and a locking piece part further bent from the hook part and extending upward, and formed in a substantially bowl shape and formed in the ceiling material support member The locking piece is inserted into the locking hole and hooked to connect the hanging member connecting bracket to the ceiling material support member.

  Further, in the suspended ceiling structure of the present invention, the locking piece portion of the hanging member connecting bracket is bent and extended inward in the width direction, and further bent and extended outward in the width direction, and is formed in a substantially V shape. The abutment holding part is formed so that the abutment holding part abuts on the ceiling material support member and is hooked to hold the suspension member connecting bracket with respect to the ceiling material support member. It is desirable that

  Furthermore, in the suspended ceiling structure of the present invention, bolt insertion holes that communicate with each other are formed in the locking piece portion, the connecting plate portion, or the hanging portion of the hanging member connecting bracket, and bolts are inserted into these bolt insertion holes. It is more desirable that the suspension member connecting bracket is held with respect to the ceiling material support member by fastening.

  The hanging member connecting bracket of the present invention is suspended and supported by the upper structure of the building via the hanging member, and has a predetermined interval in one horizontal direction and / or another horizontal direction orthogonal to the one direction, A suspension member connecting bracket for connecting a ceiling material support member extending in the other direction and / or the one direction and a suspension member for hanging and supporting the ceiling material support member to an upper structure of a building. The ceiling member support member is connected to the lower end of the suspension member connected to the lower end of the suspension member via a suspension member connecting bracket, and is connected to the lower end of the connection portion and extends downward from the connection portion. A connecting portion for connecting the lower end side of the suspension member, and a plate-like support portion connected to the lower end of the connecting portion and extending on both sides in the one direction. And a connecting plate portion extending downward from the connecting portion; A locking portion connected to the lower end of the connecting plate portion and connected to the ceiling material support member, the hanging portion extending downward from above, and a lower end of the hanging portion A hook part extending in a lateral direction from the hook part, and a locking piece part further bent from the hook part and extending upward, and formed in a substantially bowl shape and formed in the ceiling material support member The locking piece is inserted into the locking hole and hooked to connect to the ceiling material support member.

  In the hanging member connecting metal fitting according to the present invention, the locking piece is bent inward in the width direction and further bent outward in the width direction, and is formed in a substantially V shape. It is desirable that the abutment holding part is configured to abut against the ceiling material support member and be held against the ceiling material support member.

  Furthermore, in the hanging member connecting bracket of the present invention, bolt insertion holes communicating with each other are formed in the locking piece portion, the connecting plate portion, or the hanging portion, and bolts are inserted into these bolt insertion holes and fastened. Therefore, it is more desirable to be configured to be held against the ceiling material support member.

  In the suspended ceiling structure and the suspension member connecting bracket according to the present invention, the suspension member connecting bracket includes a hanging portion that extends downward from above and a hook portion that bends and extends laterally from the lower end of the hanging portion. And a locking piece portion that is further bent from the hooking portion and extends upward, and is formed in a substantially bowl shape so that the locking piece portion is inserted into the locking hole of the ceiling material support member. It can be inserted and hooked.

  Thereby, in the hanging member connecting bracket of this embodiment and the suspended ceiling structure provided with the same, when an external force such as seismic force or vibration acts in the vertical direction, the ceiling member support member is moved from the hanging member connecting bracket. It becomes possible to prevent pulling out. That is, it is possible to realize a highly reliable suspended ceiling structure that does not cause the ceiling material or the ceiling base to drop off due to vertical seismic force or vertical seismic force around the reinforcing brace.

  In addition, a contact holding portion formed in a substantially V-shape, which is bent to extend inward in the width direction in the lateral direction and further bent outward in the width direction on the upper end side of the locking piece portion of the hanging member connecting metal fitting. In this case, the contact holding portion can be brought into contact with and hooked to the connection portion at the upper end of the ceiling material support member. As a result, the suspension member connecting bracket can be reliably connected to the ceiling material support member, and a more reliable suspended ceiling structure can be realized.

  In addition, the hanging member connecting bracket is inserted and hooked into the locking hole of the ceiling material support member, and is formed on the distal end side of the locking piece portion of the hanging member connecting bracket, the connecting plate portion, or the hanging portion. Since the bolt insertion holes communicated with each other, the bolts are inserted into the bolt insertion holes and fastened, whereby the suspension member connecting brackets can be more securely held with respect to the ceiling material support member. As a result, it is possible to reliably connect the suspension member connecting bracket to the ceiling material support member, and to realize a more reliable suspended ceiling structure.

It is a figure which shows the suspended ceiling structure which concerns on one Embodiment of this invention, and the bracket for suspension member connection. It is a 6th page figure of the hanging member connecting metal fittings concerning one embodiment of the present invention. It is a figure which shows the condition which attaches the bracket for a suspension member which concerns on one Embodiment of this invention to a ceiling material support member. It is a perspective view which shows the suspended ceiling structure seen from the ceiling back side. It is a figure which shows the conventional suspension ceiling structure and the bracket for a suspension member connection.

  Hereinafter, a suspended ceiling structure and a hanging member connecting bracket according to an embodiment of the present invention will be described with reference to FIGS. 1 to 4.

  As shown in FIG. 4, the suspended ceiling structure B of the present embodiment is a line in which a heavy equipment such as a fan filter unit is installed or a radiation panel is applied as the ceiling material 3, for example, in a clean room. This is a suspended ceiling structure.

  As shown in FIGS. 1 and 4, the suspended ceiling (suspended ceiling structure) B is arranged in parallel so as to extend in another direction T2 perpendicular to the one direction T1 with a predetermined interval in one horizontal direction T1. A plurality of ceiling material support members (T bars) 1 and the upper end side are connected to an upper structure (building structure) such as a floor material on the upper floor, and the lower end side is connected to the ceiling material support member 1. A plurality of suspended members (suspending bolts) 2, a ceiling material (ceiling panel) 3 that is arranged so as to span the ceiling material support member 1 adjacent in one direction T <b> 1 and forms a ceiling surface 3 a, and an upper structure The upper end side is connected to the ceiling material support member 1, and the lower end side is connected to the ceiling material support member 1 and the bracing reinforcement 4 is provided obliquely.

  In this embodiment, the ceiling material support member 1 is a T-bar, and is connected to the connection portion 5 to which the lower end of the suspension member 2 is connected, and the connection portion 5 is connected to the lower end of the connection portion 5 and extends downward from the connection portion 5. The section 6 is connected to the lower end of the connecting portion 6 and has a plate-like support portion 7 extending on both sides in one horizontal direction T1 and formed in an inverted T-shaped cross section. Further, the ceiling material support member 1 is integrally formed with a connection portion 5 at the upper end of the substantially flat connecting portion 6 so as to bulge outward in the width direction (T1).

  The suspension member 2 is a suspension bolt that is formed in a cylindrical bar shape and has an external thread threaded on its outer peripheral surface, and its upper end is fixed to an upper structure (building frame) such as an upper floor or a steel joist The lower end side is connected to the ceiling material support member 1 by a hanging member connecting metal fitting (hanger) 15 and is provided in plural. Further, the plurality of suspension members 2 are dispersedly arranged at a predetermined interval.

The ceiling material (ceiling panel) 3 is formed by laminating two boards and integrally stacking them. For example, the ceiling material (ceiling panel) 3 is formed with a weight of about 20 kg per 1 m ² together with the weight of a ceiling accessory. The ceiling material 3 is supported on the support portions 7 of the plurality of ceiling material support members 1 so that the end portions are mounted on the ceiling material support members 1 and bridged between the adjacent ceiling material support members 1. The ceiling material 3 may be installed on the support portion 7 of the ceiling material support member 1 by screwing from the lower surface side. Moreover, the ceiling material 3 may be comprised with the board of 1 sheet and 3 or more sheets.

  In the suspended ceiling B, the ceiling material support member 1 and the ceiling material 3 are suspended and supported by the upper structure of the building via the suspension member 2. Further, a ceiling base 20 is formed by the ceiling material support member 1, a ceiling portion 16 is formed by the ceiling base 20 and the ceiling material 3 attached to the ceiling base 20, and a ceiling surface 3 a of the lower floor is formed by the ceiling portion 16. .

  On the other hand, in the suspended ceiling B of the present embodiment, the ceiling material support member 1 is formed with a locking hole 17 penetrating from one side surface to the other side surface at a predetermined position of the connecting portion 6.

  Further, as shown in FIGS. 1, 2, and 3, the suspension member connection bracket 15 for connecting the ceiling material support member 1 and the suspension member 2 is provided on the lower end side and is connected to the ceiling material support member 1. And the connecting plate portion 19 extending upward from the upper end of the locking portion 18 and the connecting portion 21 bent and connected to the upper end of the connecting plate portion 19 at a substantially right angle. Yes. Further, the connecting portion 21 penetrates from the upper surface to the lower surface, passes through the lower end side of the suspension member 2 and fastens the nut 22 to connect the lower end side of the suspension member 2 and the suspension member connection bracket 15. A suspension member insertion hole 23 is formed.

Further, the locking portion 18 of the hanging member connecting bracket 15 includes a hanging portion 18a extending from the upper side to the lower side, a hooking portion 18b extending from the lower end of the hanging portion 18a and bent in the lateral direction, and a hooking portion. A locking piece 18c that is further bent from the portion 18b and extends upward is formed in a substantially bowl shape. Further, the locking piece 18c that is bent and extends upward is bent and extended inward in the width direction of the lateral direction T1, and further bent and extended outward in the width direction T1 in a cross-sectional view, and is formed in a substantially V shape. The contact holding portion 18d is formed.
In addition, the latching | locking part 18 of this hanging member connection metal fitting 15 may be formed in U shape (substantially U shape), for example.

  Further, bolt insertion holes 24 and 25 communicating with each other are formed on the distal end side of the locking piece portion 18c of the locking portion 18 of the hanging member connecting metal fitting 15 and the connecting plate portion 19 (or the hanging portion 18a). It is preferable.

  In the suspension member connecting bracket 15 (and the suspended ceiling B including the suspension member) having the above-described configuration, as shown in FIGS. 1 and 3, the latch formed on the connecting portion 6 of the ceiling material support member 1. The locking piece 18 c is inserted into the hole 17 from one side of the connecting portion 6, the locking piece 18 c is disposed on the other side of the connecting portion 6, and the hook 18 b is placed on the upper end of the locking hole 17. Hook. As a result, the suspension member connecting bracket 15 and the ceiling member support member 1 are connected, and the ceiling member support member 1 is suspended and supported by the suspension member 2 via the suspension member connection bracket 15.

  At this time, the contact holding portion 18d of the locking piece portion 18c of the hanging member connecting bracket 15 disposed on the other side surface of the ceiling material support member 1 is more than the upper end of the connection portion 5 of the ceiling material support member 1. Further, the substantially V-shaped contact holding portion 18d is brought into contact with and hooked on the connection portion 5 at the upper end of the ceiling material support member 1. As a result, the suspension member connection bracket 15 is held integrally with the ceiling material support member 1.

  Further, when the bolt insertion holes 24 and 25 are provided on the distal end side of the locking piece portion 18c of the locking portion 18 of the hanging member connecting bracket 15 and the connecting plate portion 19 (or the hanging portion 18a), as described above. The suspension member connecting bracket 15 is inserted into and hooked into the locking hole 17 of the ceiling material support member 1, and these bolt insertion holes 24 and 25 are located above the connection portion 5 at the upper end of the ceiling material support member 1. Communicate with each other. For this reason, by inserting the bolts 11 into the bolt insertion holes 24 and 25 and fastening them, the suspension member connecting bracket 15 is more securely held integrally with the ceiling material support member 1.

  Thereby, in the suspension member connecting bracket 15 (and the suspended ceiling B provided with the same) according to the present embodiment, even if an external force such as seismic force or vibration acts in the vertical direction, the suspension member connection bracket 15 is omitted. Since the hook-shaped locking portion 18 is inserted and locked into the locking hole 17 of the ceiling material support member 1, the ceiling material support member 1 is not pulled out from the hanging member connection bracket 15 as in the conventional case. .

  Therefore, in the suspended ceiling structure B and the hanging member connecting bracket 15 according to the present embodiment, the hanging member connecting bracket 15 is formed from the hanging portion 18a extending from the top to the bottom and the lower end of the hanging portion 18a. The ceiling member includes a hook portion 18b that is bent in the lateral direction and a hooking portion 18c that is further bent from the hook portion 18b and extends upward. The locking piece portion 18 c can be inserted into and hooked into the locking hole 17 of the support member 1.

  Thereby, in the suspension member connection bracket 15 of this embodiment (and the suspension ceiling B provided with the same), when an external force such as seismic force or vibration is applied in the vertical direction, the suspension member connection bracket 15 extends from the ceiling. It is possible to prevent the material supporting member 1 from being pulled out. That is, it is possible to realize a highly reliable suspended ceiling structure B that does not cause the ceiling material 3 or the ceiling base 20 to drop off due to a vertical seismic force or a vertical seismic force around the reinforcing brace 4.

  In addition, the upper end side of the locking piece 18c of the hanging member connection fitting 15 is bent and extends inward in the width direction of the horizontal direction T1, and further bent and extends outward in the width direction T1, and is formed in a substantially V shape. The contact holding portion 18d is formed, and the contact holding portion 18d can be brought into contact with and hooked to the connection portion 5 at the upper end of the ceiling material support member 1. Thereby, the suspension member connection bracket 15 can be reliably connected to the ceiling material support member 1, and a more reliable suspended ceiling structure B can be realized.

  Further, the suspension member connecting bracket 15 is inserted into and hooked into the locking hole 17 of the ceiling material support member 1, and the front end side of the locking piece portion 18 c of the locking portion 18 of the hanging member connecting bracket 15 or the connecting plate The bolt insertion holes 24 and 25 formed in the portion 19 (or the hanging portion 18 a) communicate with each other above the connection portion 5 at the upper end of the ceiling material support member 1. For this reason, by inserting the bolts 11 into the bolt insertion holes 24 and 25 and fastening them, the suspension member connecting bracket 15 can be more securely held with respect to the ceiling material support member 1. As a result, the suspension member connecting bracket 15 can be reliably connected to the ceiling material support member 1, and a more reliable suspended ceiling structure B can be realized.

Then, as described above, the ceiling material support member 1 can be prevented from being pulled out of the suspension member connecting bracket 15. For example, when the 0.4 mm thick ceiling material support member 1 is used, the ceiling material weight is 20 kg / or a m ^2, even cases seismic acceleration exceeds 1.5G, it is possible to secure vibration resistance.

  In addition, since the ceiling material support member 1 can be prevented from being pulled out from the hanging member connecting bracket 15, it is possible to increase the degree of freedom in arranging variations of the reinforcing brace 4 such as a letter shape or a V shape. In other words, the design freedom of the suspended ceiling structure B can be increased.

  As mentioned above, although one embodiment of the suspended ceiling structure and the suspension member connecting bracket according to the present invention has been described, the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the spirit thereof. It is.

  For example, the locking piece portion 18c and / or the hanging portion 18a of the hanging member connection fitting 15 may be joined to the connection portion 5 of the ceiling material support member 1 using screws or bolts. In this case, the suspension member connecting bracket 15 and the ceiling material support member 1 can be connected more firmly, and the ceiling material support member 1 can be reliably prevented from being pulled out from the suspension member connection bracket 15. become.

  In this embodiment, the suspended ceiling structure B is a line-type suspended ceiling. That is, in this embodiment, the ceiling is provided with a plurality of ceiling material support members (T bars) 1 that are arranged in parallel so as to extend in the other direction T2 orthogonal to the one direction T1 with a predetermined interval in the horizontal one direction T1. The base 20 (ceiling part 16) is assumed to be formed, and the hanging member connecting bracket according to the present invention is described as connecting the T bar 1 and the hanging member 2 of the ceiling material support member.

  On the other hand, the suspended ceiling structure according to the present invention has a ceiling material support member that extends in one direction and / or one direction with a predetermined interval in one direction in the horizontal direction and another horizontal direction orthogonal to the one direction. It may be provided with. That is, the suspended ceiling structure according to the present invention suspends a system ceiling or the like provided with a lattice-like ceiling base (ceiling part) by assembling ceiling material support members at predetermined intervals in one horizontal direction and the other direction. It may be a ceiling structure.

1 Ceiling material support member (T bar)
2 Suspension member 3 Ceiling member 3a Ceiling surface 4 Reinforcement brace 5 Connection portion 6 Connection portion 7 Support portion 8 Conventional bracket for hanging member connection (hanger)
9 Conventional connection piece 9a Engaging recess 9b Connection plate 10 Conventional other connection piece 10a Engaging recess 10b Connection plate 11 Upper bolt 15 Hanging member connection fitting (hanger)
16 Ceiling part 17 Locking hole 18 Locking part 18a Hanging part 18b Hooking part 18c Locking piece part 18d Contact holding part 19 Connecting plate part 20 Ceiling base 21 Connecting part 22 Nut 23 Hanging member insertion hole 24 Bolt insertion hole 25 Bolt insertion hole A Conventional suspended ceiling structure B Suspended ceiling structure T1 One direction (lateral direction)
T2 Other direction (lateral direction)
T3 vertical direction

Claims (6)

Suspended and supported by the superstructure of the building via a suspension member, and extends in the other direction and / or the one direction at a predetermined interval in one horizontal direction and / or another horizontal direction perpendicular to the one direction. A suspended ceiling structure comprising: a ceiling material support member provided; and a plate-like ceiling material supported by the ceiling material support member to form a ceiling surface,
The ceiling material support member is connected to the lower end of the suspension member via a suspension member connecting bracket, connected to the lower end of the connection portion, and a connecting portion extending downward from the connection portion, It is connected to the lower end of the connecting part and has a plate-like support part extending on both sides in the one direction, and is formed in an inverted T-shaped cross section.
The hanging member connection bracket is connected to the connecting portion for connecting the lower end side of the hanging member, the connecting plate portion extending downward from the connecting portion, and the lower end of the connecting plate portion, and the ceiling material. A locking portion connected to the support member,
The locking portion includes a hanging portion that extends downward from above, a hook portion that bends laterally from the lower end of the drooping portion, and further bends and extends upward from the hook portion. And is formed in a substantially bowl shape with a locking piece portion provided,
The locking piece portion is inserted into a locking hole formed in the ceiling material support member and hooked to connect the hanging member connecting bracket to the ceiling material support member. Suspended ceiling structure. The suspended ceiling structure according to claim 1,
The locking piece portion of the hanging member connecting bracket is bent and extended inward in the width direction, and further bent and extended in the width direction outside, and is provided with a contact holding portion formed in a substantially V shape,
The suspended ceiling structure, wherein the abutment holding portion is configured to abut on and be hooked on the ceiling material support member to hold the suspension member connection bracket with respect to the ceiling material support member. The suspended ceiling structure according to claim 1 or 2,
Bolt insertion holes communicating with each other are formed in the locking piece portion, the connecting plate portion or the hanging portion of the hanging member connecting metal fitting,
A suspended ceiling structure characterized in that the suspension member connecting bracket is held by the ceiling material support member by inserting and fastening bolts into the bolt insertion holes. Suspended and supported by the superstructure of the building via a suspension member, and extends in the other direction and / or the one direction at a predetermined interval in one horizontal direction and / or another horizontal direction perpendicular to the one direction. A hanging member connecting bracket for connecting a ceiling material supporting member to be installed and a hanging member for hanging and supporting the ceiling material supporting member to the upper structure of a building,
The ceiling material support member is connected to the lower end of the suspension member via a suspension member connecting bracket, connected to the lower end of the connection portion, and a connecting portion extending downward from the connection portion, It is connected to the lower end of the connecting part and has a plate-like support part extending on both sides in the one direction, and is formed in an inverted T-shaped cross section.
A connecting portion for connecting the lower end side of the suspension member, a connecting plate portion extending downward from the connecting portion, and a latch connected to the lower end of the connecting plate portion and connected to the ceiling material support member With
The locking portion includes a hanging portion that extends downward from above, a hook portion that bends laterally from the lower end of the drooping portion, and further bends and extends upward from the hook portion. And is formed in a substantially bowl shape with a locking piece portion provided,
The suspension member connecting bracket is configured to be inserted and hooked into a locking hole formed in the ceiling material support member and connected to the ceiling material support member. In the hanging member connecting bracket according to claim 4,
The locking piece portion is bent and extended inward in the width direction, and further bent and extended outward in the width direction, and is formed with a contact holding portion formed in a substantially V shape,
The suspension member connecting bracket, wherein the abutment holding portion is configured to be abutted and hooked to the ceiling material support member to be held with respect to the ceiling material support member. In the hanging member connecting bracket according to claim 4 or 5,
Bolt insertion holes communicating with each other are formed in the locking piece portion, the connecting plate portion, or the hanging portion,
A suspension member connecting bracket configured to be held against the ceiling material support member by inserting a bolt into the bolt insertion hole and fastening the bolt.

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