JP5624568B2 - Cross connector for rod-shaped body - Google Patents

Description

  The present invention includes, for example, a suspension bolt that supports a suspension member suspended as an anti-vibration measure for a suspension member such as an air conditioner, a cable rack, a duct, or a ceiling base material suspended from a structure such as a ceiling slab. The present invention relates to a cross-connecting tool for rod-like bodies that connects three or more rod-like bodies in a crossing posture, such as fixedly connecting a plurality of steady-state bolts provided in the crossing posture.

  In the conventional cross-connector for rod-shaped bodies, for example, as shown in Patent Document 1, a holding and fixing device is provided with a pair of holding plates that are held and fixed from a radial direction to a suspension bolt suspended from a ceiling slab. It comprises a metal fitting and two connecting metal fittings that are fixedly connected to two steady rest bolts that are in an intersecting position with respect to the suspension bolt.

  Bolt insertion holes are formed in both end portions of each holding plate of the holding fixture and the connecting plate portion on one end side of each connecting fixture sandwiched between the opposing surfaces of the end portions of both holding plates, Both the holding plates are clamped and fixed to the suspension bolts by jointly connecting the both ends of the both holding plates and the connecting plate portions of both connecting brackets with bolts and nuts.

  Further, a semi-cylindrical portion applied along the outer peripheral surface of the suspension bolt is bent at the center portion in the longitudinal direction of the both holding plates.

  Further, the connecting plate portion formed on the other end of each connecting bracket is formed with an insertion hole for a steady-state bolt, and each steady-state bolt includes a second end side of each connecting bracket. A pair of upper and lower nuts that contact the upper and lower surfaces of the connecting plate portion are provided, and by tightening both nuts, the connecting plate portion on the other end of each connecting bracket is fixedly connected to the steady-state bolt to be attached. ing.

JP-A-10-318241

  In a conventional cross-connector for rod-shaped bodies, a holding fixture having a pair of holding plates capable of holding and fixing a suspension bolt, two connecting fixtures fastened with both nuts to a steady-state stabilization bolt, and The bolts and nuts that fix and connect the connecting brackets to each of the both ends of the holding fixture are required, which increases the number of parts, increases the weight and size of the cross-connector, and increases the manufacturing cost. There is inconvenience to be invited.

  In addition, when attaching the holding fixtures to the suspension bolts, tighten the bolts and nuts while holding the connection plate on one end of each connection fixture between both ends of the holding plates, and fix them to the suspension bolts. In addition, after inserting a steady-state bolt to which one nut is screwed in advance into the insertion hole of the connecting plate on the other end of each connecting bracket, Since it is necessary to screw and attach another nut to the tip, and to tighten and fix each connecting bracket to the anti-rest bolt by tightening both nuts, it is necessary to connect the suspension bolt and the two anti-rest bolts. It took a lot of work.

  The present invention has been made in view of the above-described actual situation, and the main problem is that three or more rod-shaped bodies can be quickly and easily connected in an intersecting posture, and the weight and size are reduced. And it is in the point which provides the cross-connecting tool for rod-shaped bodies which can aim at reduction of manufacturing cost.

A first characteristic configuration according to the present invention is a cross-connecting device for a rod-like body that engages and connects three or more set-like number of rod-like bodies in a cross posture so as to be relatively rotatable,
A plurality of connecting members having the same number of engaging portions as the set connection number of the rod-shaped body are pivotally attached in a pivoted manner by the pivot connecting means in a stacked state, and the engaging portions of the connecting members are engaged. It is configured to be able to be engaged and disengaged in an orientation corresponding to the target rod-shaped body, and when the engaging portion of each connecting member is engaged with the target rod-shaped body, an elastic deformation operation is performed during the engagement. The rod-shaped body engaged with the engaging portion of each connecting member is relatively rotatable around the pivot axis of the pivot connecting means. Among the plurality of connection members having the same number of engagement portions as the set connection number of the rod-shaped body, at least two connection members that are elastically deformed when engaged are pivot support connection holes. A central plate portion provided with an inclined posture intersecting the central plate portion. And is formed of a strip-shaped spring plate member provided with an inclined plate portion that extends to the same side from each other, and an operation plate portion that extends to the distal end side of the two inclined plate portions, and the engaging portion Are composed of engaging recesses formed in the inclined plate portion, and at least two of the connecting members formed of the spring plate members are stacked in the same direction, and the two connecting members are stacked in the same direction. With respect to the length direction of the central plate portion and the inclined plate portion of the connecting member located on the extending direction side of the inclined plate portion with respect to the central plate portion, it is positioned on the side opposite to the extending direction. The length of each of the central plate portion and the inclined plate portion of the connecting member is larger than the engaging recess formed in the inclined plate portion of the connecting member on the extending direction side. , Formed in the inclined plate portion of the connecting member on the anti-extending direction side It has been the engagement recess is in the point that is located on the extending direction side.

According to the above configuration, when three or more rod-shaped bodies are coupled in an intersecting posture, a plurality of coupling members having the same number of engaging portions as the number of coupled connections in the stacked state correspond to the rod-shaped bodies to be engaged. In the state where the engagement operation is completed, the elastic deformation is performed at the time of engagement. The engagement can be maintained by utilizing the elastic restoring force of the operated connecting member. At this time, both the operation plate portions of the connecting member are operated to be pulled toward each other, and the connecting member is elastically deformed to a state where the rod-like body can be engaged over both engaging concave portions constituting the engaging portion. When the operating force applied to the two operation plate portions is released by engaging the rod-shaped body in both engaging recesses, the engaging concave portions can be engaged and held by the rod-shaped body by the elastic restoring force of the connecting member. it can.

Therefore, the number of parts and the number of attachments can be reduced compared with the conventional cross-connector for rod-shaped bodies, and a plurality of engaging portions having the same number of engagement portions as the set number of rod-shaped bodies that are three or more. These connecting members are pivotally attached in a stacked state so as to be relatively rotatable, so that each connecting member can be smoothly changed to an orientation corresponding to the rod-shaped body to be engaged, and handling is also facilitated.

  Therefore, it is possible to quickly and easily connect three or more rod-shaped bodies in a crossing posture, and it is possible to reduce the weight and size of the rod-shaped cross-connecting tool and to reduce the manufacturing cost.

According to a second characteristic configuration of the present invention, at least two of the connecting members and at least one of the connecting members provided with the same number of engaging portions as the set connection number of the rod-shaped body are provided. Is pivoted in a back-to-back laminated state.

According to the said structure, the engagement formed in each connection member of back-to-back by pivot-attaching the some connection member provided with the same number of engagement parts as the setting connection number of the rod-shaped body which becomes three or more back to back. The parts can be dispersedly arranged on both sides in the pivot axis direction, and the engaging operation of each connecting member with three or more rod-like bodies can be easily performed.

A third characteristic configuration according to the present invention is that a plurality of the connecting members having the same number of engaging portions as the set connection number of the rod-like body are pivotally attached in a stacked state in the same direction.

According to the above configuration, it is possible to engage operate multiple connecting member having a set connecting the same number of the engaging portion of the rod-like body comprising a three or more from the same side, the rod-like body to be three or more The engaging operation of each connecting member with respect to can be rationally performed.

  According to a fourth characteristic configuration of the present invention, the rod-shaped body intersects with a suspension bolt to be a steady-rest measure among a plurality of suspension bolts that suspend and support a suspended member in an inclined posture. It is in the point comprised from several bolts for steadying.

  According to the above-described configuration, when engaging and connecting a plurality of steady-state bolts to the suspension bolt that is the target of the steady-rest measure, first, the engagement of the connecting member that has the highest engagement operation order with respect to the existing suspension bolt. By engaging the joint and supporting the load of the cross-connector for the rod-shaped body on the suspension bolt, the remaining plurality of connection members are directed to the steady-state bolts to be engaged based on the engagement operation order. It is possible to perform the engaging and connecting operation reliably and easily by adjusting.

The front view of the suspension support structure of the air-conditioning equipment (an example of a suspension member) using the crossing connector for rod-shaped bodies of 1st Embodiment of this invention. Partial cutaway front view of rod-shaped body cross connector Partially cutaway plan view of rod-like body cross connector Exploded plan view of rod-shaped body cross connector Exploded front view of cross connector for rod-shaped body Front view when mounted on suspension bolt and two steady rest bolts Exploded plan view showing the cross connector for rod-like bodies of the second embodiment of the present invention. The exploded front view of the crossing connector for rod-shaped bodies of a 2nd embodiment. Exploded plan view showing the cross connector for rod-like bodies of the third embodiment of the present invention. The exploded front view of the crossing connector for rod-shaped bodies of a 3rd embodiment Partially cutaway plan view showing a cross member for a rod-like body according to a fourth embodiment of the present invention. Partially cutaway front view of the cross connector for rod-like bodies of the fourth embodiment

[First Embodiment]
FIG. 1 shows a mounting bracket 1A for an air conditioner 1 as an example of a suspension member attached to a plurality of suspension bolts (an example of a rod-like body) 3 suspended from a concrete ceiling slab S as an example of a structure. The suspension support structure attached with the nut 2 is shown, and one suspension bolt 3 that is the object of the stabilization measure and two stabilization bolts (an example of a rod-shaped body) that intersect with each other in an inclined posture opposite to each other. 4), which is generally referred to as a breath bolt, is assembled with the anti-sway device that is engaged and connected by the cross-connecting tool A for rod-like bodies of the present invention.

  This anti-swaying device is provided with another second cross-connecting tool B for engaging and connecting one suspension bolt 3 and one anti-sway bolt 4 that intersects the suspension bolt 3 in an inclined posture. Yes.

As shown in FIGS. 2 to 6, the cross-connecting tool A for rod-like bodies of the present invention is for engaging and connecting a total of three bolts, one suspension bolt 3 and two steady rest bolts 4. Three metal first connecting members 5A to 3 that are provided with the same number of engaging portions 7 as the set number of bolts and are bent into a shape that can be elastically deformed so that both ends are brought close to each other. The connecting member 5C is pivotally connected by a rivet 6 which is an example of a pivot connecting means so as to be relatively rotatable in a stacked state, and the engaging portion 7 of each of the connecting members 5A to 5C is an object to be engaged. It is configured to be able to be engaged and disengaged in the orientation corresponding to the bolts 3 and 4.

  Among the three first connecting members 5A to 5C, one first connecting member 5A located on one end side in the pivot axis direction (rotating axis direction) and the other two second and third members. The connecting members 5B and 5C (hereinafter, the one located on the center side in the pivot axis direction is referred to as the second coupling member 5B, and the one located on the other end side in the pivot axis direction is referred to as the third coupling member 5C. ) Is pivotally attached back to back.

  As shown in FIGS. 4 and 5, the three first connecting members 5 </ b> A to 5 </ b> C intersect the central plate portion 5 b formed through the pivot connecting hole 5 a for the rivet 6, and intersect with this. A strip-shaped spring plate having an inclined plate portion 5d extending to the same side from both ends of the central plate portion 5b and an operation plate portion 5e extending to the distal end side of the both inclined plate portions 5d. It consists of members.

  The engaging portions 7 of the first connecting member 5A to the third connecting member 5C are connected to both inclined plate portions 5d of the connecting members 5A to 5C in the relative rotational directions of the connecting members 5A to 5C with respect to the bolts 3 and 4 ( The engaging recesses 7A and 7B that open in opposite directions are cut out in the sides of the two inclined plate portions 5d in a state where they can be engaged and disengaged from each other in the crossing direction).

  The first connecting member 5A and the third connecting member 5C are configured in the same shape, and the second connecting member 5B disposed in the same orientation as the third connecting member 5C is engaged and held by the third connecting member 5C. The lengths of the central plate part 5b and the inclined plate part 5d are larger than the lengths of the central plate part 5b and the inclined plate part 5d in the third connecting member 5C so as not to interfere with the bolts 3 and 4 that are formed. It is configured.

  Therefore, in the assembled state, both engaging recesses 7A and 7B formed in both inclined plate portions 5d of the second connecting member 5B are both engaged recessed portions 7A formed in both inclined plate portions 5d of the third connecting member 5C. , 7B and the second connecting member 5B and the bolts 3 and 4 which are spaced apart from the outer side (the outer side opposite to the side where the first connecting member 5A is present) and are engaged and held by the third connecting member 5C. A gap is formed between the bolts 3 and 4 that are engaged and held by the bolts.

  The front half edges of the engaging recesses 7A and 7B on the side of the openings 7a and 7b in the inclined plate portion 5d of the connecting members 5A to 5C smoothly engage and disengage the bolts 3 and 4 around the pivot axis. So that the opening 7a, 7b side is wider and tapered, and the bolts 3, 4 engaged in the engaging recesses 7A, 7B are connected to the opening 7a, 7b side. A locking piece 5f for preventing the coming-off movement is bent and formed at the front half edges of both engaging recesses 7A and 7B in the inclined plate portion 5d.

  Further, a reinforcing protrusion 5g is formed in the inclined plate portion 5d of each of the connecting members 5A to 5C so as to extend along the longitudinal direction of the connecting member over a part of the central plate portion 5b.

  Then, the operation plate portions 5e of the connecting members 5A to 5C are operated to be pulled toward each other based on the engagement operation order, and the bolts 3 and 4 to be engaged are engaged over the engagement recesses 7A and 7B. The connecting members 5A to 5C are elastically deformed to a possible state, and in this state, the engaging recesses 7A and 7B are engaged with the engaging bolts 3 and 4 from the crossing direction, and then the connecting members are connected. By releasing the operating force applied to both the operation plate portions 5e of 5A to 5C, the engaging recesses 7A and 7B are engaged with the bolts 3 and 4 to be engaged by the elastic restoring force of the connecting members 5A to 5C. It can be engaged and held.

  In this state, the peripheral edges of the engaging recesses 7A and 7B of the connecting members 5A to 5C bite into the valleys of the bolts 3 and 4 to be engaged, and the connecting members 5A to 5C and the bolt 3 to be engaged. , 4 is strongly maintained.

  Further, even when it is necessary to change the engagement position between the coupling members 5A to 5C and the bolts 3 and 4 to be engaged, the operation plate portions 5e of the coupling members 5A to 5C are gripped toward each other. By operating, the engagement between the peripheral edges of the engaging recesses 7A and 7B of the connecting members 5A to 5C and the bolts 3 and 4 to be engaged is released, and in this state, the engaging members 5A to 5C are engaged. It is only necessary to relatively move the bolts 3 and 4 to be combined to the change position along the axial direction of the bolt and release the operation force applied to both operation plate portions 5e of the connecting members 5A to 5C.

  In addition, the operation plate portions 5e of the connecting members 5A to 5C can be freely picked and operated independently from each other on the drawing side, and are engaged and held in the engaging recesses 7A and 7B of the connecting members 5A to 5C. Since the bolts 3 and 4 are not interfered with each other, the detaching operation of the connecting members 5A to 5C with respect to the bolt to be engaged can be independently and quickly performed.

  Then, in engaging and connecting one suspension bolt 3 and two steady-rest bolts 4 intersecting with each other in an inclined posture, in the engagement connection form shown in FIG. By engaging the engaging recesses 7A and 7B of the first connecting member 5A having the first engaging operation order with respect to 3, the suspension bolt 3 supports the load of the rod-like cross connector A. The remaining second and third connecting members 5B, 5C can be reliably and easily engaged and connected by adjusting the orientation of the anti-rest bolt 4 to be engaged based on the order of engagement operation.

  In this order of engagement operation, both engaging recesses 7A and 7B of the third connecting member 5C are engaged and connected to one steadying bolt 4 and then both engaging recesses 7A and 7B of the second connecting member 5B. Is engaged and connected to the other steady-state bolt 4.

  In the first embodiment, in the engagement connection form shown in FIG. 6, the first connection member 5A is engaged and connected to the suspension bolt 3, and the second and third connection members 5B and 5C are two steady rests. However, the present invention is not limited to this engagement connection form. The second connection member 5B is engaged and connected to the suspension bolt 3, and the first and third connection members 5A and 5C are connected to the second connection member 5B. The third locking member 4C may be engaged and connected, and the third connecting member 5C is engaged and connected to the suspension bolt 3, and the first and second connecting members 5A and 5B are connected to the two steadying bolts. The bolt 4 may be engaged and connected.

  Further, in the first embodiment described above, both the engagement recesses 7A and 7B of the engagement portion 7 can be engaged / disengaged with respect to the bolts 3 and 4 from the relative rotation direction (cross direction) of the respective connection members 5A to 5C. In this state, the two inclined plate portions 5d of the respective connecting members 5A to 5C are formed in opposite directions that open separately on the sides thereof. , 4 may be formed in a state in which both inclined plate portions 5d of the connecting members 5A to 5C are open on the same side of the connecting members 5A to 5C in a state in which they can be engaged and disengaged from the same side.

  In the first embodiment described above, the inclination angle α of both inclined plate portions 5d of the third connecting member 5C is smaller than the inclination angle β of both inclined plate portions 5d of the second connecting member 5B. Although the relative rotation angles of the three connecting members 5B and 5C are limited to a range in which they do not interfere with each other, the inclination angles of the two inclined plate portions 5d of the third connecting member 5C are set to the inclination angles of the two inclined plate portions 5d of the second connecting member 5B. The second and third connecting members 5B and 5C may be configured to be relatively rotatable by 360 degrees or more.

Further, in the first embodiment described above, the cross connector A in the case where the set connection number of the rod-shaped members (bolts) is three has been described, but when the set connection number is four, the first connection member 5A and An additional connecting member having the same shape as the second connecting member 5B may be stacked and pivotally mounted in the same orientation as the first connecting member 5B between the second connecting member 5B.

Further, when the set number of connections is five, the first connection member for expansion having the same shape as the second connection member 5B and the second connection member 5B are provided between the first connection member 5A and the second connection member 5B. Both engagement recesses 7A and 7B are provided which are longer than the connection member 5B and are spaced apart from both engagement recesses 7A and 7B formed in both inclined plate portions 5d of the second connection member 5B. A second connecting member for expansion may be stacked and pivotally attached.

When the set number of connections is five, the first connecting member for expansion has the same orientation as the first connecting member 5A, and the second connecting member for expansion is the second connecting member 5B or the additional connecting member. The orientation is the same as the fourth connecting member.
Furthermore, when the set number of connections is 6 or more, both engagements spaced apart outwardly from the both engagement recesses 7A and 7B formed in the two inclined plate portions 5d of the connection member of the immediately previous assembly order. The connecting members that are provided with the recesses 7A and 7B and that are bent in a form that can be elastically deformed on the side where both ends are brought close to each other are added so as to have the same number as the set number of connections.

[Second Embodiment]
7 and FIG. 8 are for engaging and connecting three rod-shaped bodies, for example, for a rod-shaped body engaging and connecting a total of three bolts, one suspension bolt 3 and two steady-rest bolts 4. 3 shows another embodiment of the cross-connector A.
In this embodiment, three metal fourth connecting members 5D to 6F having different lengths, which are bent so as to be elastically deformable so that both end portions are close to each other, are laminated in the same direction. In the state, it is pivotally connected by a rivet 6 which is an example of a pivot connecting means so as to be relatively rotatable, and each of the connecting members 5D to 5F has an orientation posture corresponding to the bolts 3 and 4 to be engaged. An engaging portion 7 that can be engaged and disengaged is provided.

  The fourth connecting member 5D to the sixth connecting member 5F are formed from the center plate portion 5b formed through the pivot connection hole 5a with respect to the rivet 6, and from both ends of the center plate portion 5b in an inclined posture intersecting with the center plate portion 5b. It is comprised from the strip | belt-plate-shaped spring board member provided with the inclination board part 5d extended to the same side, and the operation board part 5e extended to the front end side of both the inclination board parts 5d.

  The engaging portions 7 of the connecting members 5D to 5F can be engaged with and disengaged from the same side with respect to the bolts 3 and 4 with respect to the both inclined plate portions 5d of the connecting members 5D to 5F. The engaging recesses 7A and 7B that open on the side of the same side are formed by notching.

  The fifth linking member 5E having an intermediate dimension has a length dimension of each of the central plate portion 5b and the inclined plate portion 5d so as not to interfere with a bolt engaged and held by the sixth linking member 5F having a minimum size. It is configured to be larger than each length dimension of the central plate portion 5b and the inclined plate portion 5d in 5F.

  Therefore, in the assembled state, both engaging recesses 7A and 7B formed in both inclined plate portions 5d of the fifth connecting member 5E are both engaged recessed portions 7A formed in both inclined plate portions 5d of the sixth connecting member 5F. , 7B and spaced apart outward, and a gap is formed between a bolt engaged and held by the fifth connecting member 5E and a bolt engaged and held by the sixth connecting member 5F. .

  Further, the maximum dimension of the fourth connecting member 5D does not interfere with the bolts 3 and 4 that are engaged and held by the intermediate dimension of the fifth connecting member 5E. Is configured to be larger than the lengths of the central plate portion 5b and the inclined plate portion 5d in the fifth connecting member 5E.

  Therefore, in the assembled state, both engaging recesses 7A and 7B formed on both inclined plate portions 5d of the fourth connecting member 5D are both engaged recessed portions 7A formed on both inclined plate portions 5d of the fifth connecting member 5E. , 7B and spaced apart outward, and a gap is formed between the bolts 3 and 4 engaged and held by the fourth connecting member 5D and the bolts 3 and 4 engaged and held by the fifth connecting member 5E. It is made the composition which is done.

  In addition, since the other structure is the same as the structure demonstrated in 1st Embodiment, the same number is attached to the same structure location as 1st Embodiment, and the description is abbreviate | omitted.

  Moreover, in the above-mentioned 2nd Embodiment, both the inclination of each connection member 5D-5F in the state which can engage / disengage from both the engaging recessed parts 7A and 7B of the engaging part 7 with respect to the volt | bolts 3 and 4 is possible. The plate portion 5d is formed so as to open on the side of the same side, but the engaging recesses 7A and 7B of the engaging portion 7 are connected to the bolts 3 and 4 with respect to the connecting members 5D to 5F. You may form in the reverse direction which opens separately in the both sides of the inclination board part 5d of each connection member 5D-5F in the state which can be engaged / disengaged from a rotation direction (crossing direction).

In the second embodiment described above, the cross connector A in the case where the set connection number of the rod-shaped members (bolts) is three has been described. However, when the set connection number is four, the fourth connection member 5D Both are formed on the back side (the side opposite to the side where the fifth and sixth connecting members 5E and 5F are present) longer than the fourth connecting member 5D and formed on both inclined plate portions 5d of the fourth connecting member 5D. It is preferable that the additional connecting members provided with both engaging recesses 7A and 7B spaced apart from the engaging recesses 7A and 7B are stacked and pivotally attached in the same orientation.

Further, when the set number of connections is five or more, both engagements that are spaced apart from both engagement recesses 7A and 7B formed in the both inclined plate portions 5d of the connection member of the immediately previous assembly order. The connecting members that are provided with the recesses 7A and 7B and that are bent in a form that can be elastically deformed on the side where both ends are brought close to each other are added so as to have the same number as the set number of connections.

[Third Embodiment]
9 and 10 are for engaging and connecting three rod-like bodies, for example, for a rod-like body engaging and connecting a total of three bolts, one suspension bolt 3 and two steady-state bolts 4. 3 shows another embodiment of the cross-connector A.
In this embodiment, two metal seventh and eighth connecting members 5G and 5H having different lengths are formed in a shape that can be elastically deformed so that both ends are brought close to each other, and in a U-shape. The 9th connecting member 5I made of metal with high rigidity and bent is pivotally connected by a rivet 6 as an example of a pivotal connection means so as to be relatively rotatable in a laminated state in the same direction. The connecting members 5G to 5I are provided with engaging portions 7 that can be engaged and disengaged in an orientation corresponding to the bolts 3 and 4 to be engaged.

  The seventh and eighth connecting members 5G and 5H are the same from both ends of the central plate portion 5b in an inclined posture intersecting with the central plate portion 5b formed through the pivot connection hole 5a for the rivet 6. It is comprised from the strip | belt-plate-shaped spring board member provided with the inclination board part 5d extended to the side, and the operation board part 5e extended to the front end side of both the inclination board parts 5d.

  The engaging portions 7 of the seventh and eighth connecting members 5G and 5H can be engaged with and disengaged from both sides of the inclined plates 5d of the seventh and eighth connecting members 5G and 5H from the same side. In this state, the engaging recesses 7A and 7B are formed by cutting out the opening portions on the same side of the two inclined plate portions 5d.

  The length dimension of the central plate portion 5b and the inclined plate portion 5d is such that the seventh linking member 5G on the large dimension side does not interfere with the bolts 3 and 4 engaged and held by the eighth linking member 5H on the small dimension side. Is configured to be larger than the lengths of the central plate portion 5b and the inclined plate portion 5d in the eighth connecting member 5H.

  Therefore, in the assembled state, both engaging recesses 7A and 7B formed in both inclined plate portions 5d of the seventh connecting member 5G are both engaged recessed portions 7A formed in both inclined plate portions 5d of the eighth connecting member 5H. , 7B, spaced apart outward, and a gap is formed between the bolts 3 and 4 engaged and held by the seventh connecting member 5G and the bolts 3 and 4 engaged and held by the eighth connecting member 5H. It is made the composition which is done.

  The ninth connecting member 5I is composed of a rectangular bottom plate portion 5h formed so as to penetrate the pivot connection hole 5a for the rivet 6, and a pair of side plate portions 5i extending at right angles from both long sides to the same side. In addition, a substantially V-shaped engagement recess 7 </ b> C that is detachable with respect to the bolts 3, 4 is formed in the pair of side plate portions 5 i as an example of the engagement portion 7.

Since the engagement recess 7C of the ninth connecting member 5I alone does not have a function of holding the bolts 3 and 4, the bolts 3 and 4 applied to the engagement recess 7C of the ninth connection member 5I are the eighth. The engagement is maintained by the pressing action by the bolts 3 and 4 engaged and held by the connecting member 5H.
In other words, the bolts 3, 4 applied to the engagement recess 7 </ b> C of the ninth connection member 5 </ b> I have the eighth connection member 5 </ b> H due to the elastic restoring force of the eighth connection member 5 </ b> H that is elastically deformed during engagement. The engagement is maintained by the pressing action of the bolts 3 and 4 engaged and held in the engagement recesses 7A and 7B.

  Specifically, the shaft core support height of the bolts 3 and 4 engaged with both engaging recesses 7A and 7B formed in both inclined plate portions 5d of the eighth connecting member 5H and both side plates of the ninth connecting member 5I. The difference between the bolt cores 3 and 4 engaged with the engaging recess 7C formed in the portion 5i and the axial core support height is the same as or slightly smaller than the bolt outer diameter.

  In addition, since the other structure is the same as the structure demonstrated in 1st Embodiment, the same number is attached to the same structure location as 1st Embodiment, and the description is abbreviate | omitted.

  In the third embodiment described above, each of the seventh and eighth connecting members 5G can be engaged with and disengaged from the same side with respect to the bolts 3 and 4 by engaging both engaging recesses 7A and 7B of the engaging portion 7. The 5H inclined plate portions 5d are formed so as to open on the same side of the inclined plate portions 5d. In the state which can be engaged / disengaged from the relative rotation direction (crossing direction) of the eighth connecting members 5G and 5H, the inclined plates 5d of the seventh and eighth connecting members 5G and 5H are individually opened on the sides thereof. You may form in a reverse direction.

Further, in the third embodiment described above, the seventh and eighth connecting members 5G and 5H are stacked in the same orientation and pivoted so as to be relatively rotatable. However, the seventh and eighth connecting members 5G and 5H are back to back. You may pivot with relative lamination | stacking in the lamination | stacking state of these.
In the case of back-to-back, the seventh connecting member 5G and the eighth connecting member 5H can be configured in the same shape so that the members can be shared.

In the third embodiment described above, the cross connector A in the case where the set connection number of the rod-shaped members (bolts) is three has been described. However, when the set connection number is four, the seventh connection member 5G Both are formed on the back side (the side opposite to the side where the eighth and ninth connecting members 5H and 5I are present) longer than the seventh connecting member 5G and formed on both inclined plate portions 5d of the seventh connecting member 5G. It is preferable that additional connecting members provided with both engaging recesses 7A and 7B spaced apart from the engaging recesses 7A and 7B are stacked in the same orientation and pivoted so as to be relatively rotatable.

Further, as another method of constructing the cross connector A having four set connections, the back connection of the seventh connection member 5G is an extension connection having the same shape as the eighth connection member 5H or the seventh connection member 5G. There is a method in which members are pivotally mounted in a state of being laminated back to back so as to be relatively rotatable.

Furthermore, as another method of constructing the cross connector A having four set connections, back-to-back lamination using two eighth connecting members 5H and nine ninth connecting members 5I in the third embodiment described above. There is a method of pivoting in a relatively rotatable state.

Further, when the set number of connections is five or more, both engagements that are spaced apart from both engagement recesses 7A and 7B formed in the both inclined plate portions 5d of the connection member of the immediately previous assembly order. The connecting members that are provided with the recesses 7A and 7B and that are bent in a form that can be elastically deformed on the side where both ends are brought close to each other are added so as to have the same number as the set number of connections.

In the case of using the connecting member having no function of holding the bolt when the set number of connections is three or more, the two inclined plate portions 5d are provided with engaging recesses 7A and 7B that can be engaged with and detached from the bolt, and Then, at least two or more connecting members that are bent in a form that can be elastically deformed to the side where both ends are brought close to each other are used.

[Fourth Embodiment]
11 and 12 are for engaging and connecting three rod-like bodies, for example, for a rod-like body engaging and connecting a total of three bolts, one suspension bolt 3 and two steady-state bolts 4. 3 shows another embodiment of the cross-connector A.

  In this embodiment, a metal substantially cross-shaped tenth provided with an engagement portion 7 for two bolts and bent in a form that can be elastically deformed to the side where the two ends are brought close to each other. A substantially I-shaped eleventh connecting member made of metal, which is provided with a connecting member 5J and an engaging portion 7 for one bolt, and is bent into a shape that can be elastically deformed so that both ends are brought close to each other. 5K is pivotally connected by a rivet 6 which is an example of a pivot connecting means so as to be relatively rotatable in a back-to-back stacked state.

  The tenth connecting member 5J includes a rectangular central plate portion 5b formed through the pivot connecting hole 5a for the rivet 6, and two pairs of inclined plate portions 5d extending from the four sides to the same side. And a plate-like spring plate member provided with an operation plate portion 5e extending to the tip side of each inclined plate portion 5d.

  The engaging portion 7 of the tenth connecting member 5J has both the long-side inclined plate portions 5d that make a pair in the long-side direction of the central plate portion 5b and the short-side portions that make a pair in the short-side direction of the central plate portion 5b. Engagement recesses 7A and 7B that open in opposite directions on the side of the inclined plate portion 5d are formed by notching.

  Of the four inclined plate portions 5d of the tenth connecting member 5J, the length dimension of the inclined plate portion 5d that makes a pair in the long side direction of the central plate portion 5b is the inclination that makes a pair in the short side direction of the central plate portion 5b. It is comprised larger than the length dimension of the board part 5d.

  Therefore, both engagement concave portions 7A and 7B formed on the long inclined plate portions 5d that make a pair in the long side direction of the central plate portion 5b are paired in the short side direction of the central plate portion 5b. Both inclined portions on the long side are spaced apart to the outer side (the outer side opposite to the side where the eleventh connecting member 5K is present) from both engaging recesses 7A and 7B formed in the two inclined plate portions 5d. The bolts 3 and 4 engaged and held in both engaging recesses 7A and 7B of the plate portion 5d and the bolts 3 and 4 engaged and held in both engaging recesses 7A and 7B of the both inclined plate portions 5d on the short side. A gap is formed between them.

  The eleventh connecting member 5K includes a central plate portion 5b formed through the pivot support connecting hole 5a for the rivet 6, a pair of inclined plate portions 5d extending from the both ends to the same side, and both the inclined plate portions. It is comprised from the strip-shaped spring board member provided with the operation board part 5e extended to the front end side of 5d.

  In addition, since the other structure is the same as the structure demonstrated in 1st Embodiment, the same number is attached to the same structure location as 1st Embodiment, and the description is abbreviate | omitted.

  Further, in the above-described fourth embodiment, both the engagement recesses 7A and 7B of the engagement portion 7 can be engaged / disengaged with respect to the bolts 3 and 4 from the relative rotation direction (cross direction) of the respective connecting members 5J and 5K. In the state, the inclined plate portion 5d of each of the connecting members 5J and 5K is formed in a reverse state in which each side opens on the inclined plate portion 5d. 4 may be formed in a state in which it can be engaged and disengaged from the same side with respect to 4, and in an inclined plate portion 5d of each of the connecting members 5J and 5K in an open state on the same side.

  Further, in the fourth embodiment described above, the substantially cross-shaped tenth connecting member 5J and the substantially I-shaped eleventh connecting member 5K are pivotally connected in a stacked state so as to be relatively rotatable. Two of the 10 connecting members 5J may be pivotally connected so as to be relatively rotatable in a back-to-back stacked state. In this case, four bolts can be engaged and connected.

[Other Embodiments]
(1) In the above-described embodiment, a case where one suspension bolt 3 used in the suspension support structure of the air conditioner 1 as an example of a suspension member and two steady-state bolts 4 are engaged and connected. Although demonstrated, you may use for the engagement connection of three or more bolts used for the suspension support structure of other suspension members, such as a cable rack, a duct, and a ceiling base material.
In short, the cross connector for rod-shaped bodies of the present invention can be suitably used for engaging and connecting three or more rod-shaped bodies used in all fields.

(2) The shape of the engaging portion 7 formed on each of the connecting members can be variously changed.
In short, when the engaging portion 7 of each connecting member is engaged with the rod-shaped body to be engaged, the engagement is maintained by the elastic restoring force of the connecting member that is elastically deformed during the engagement. , It may be formed in any shape.

  As described above, it is possible to quickly and easily connect three or more rod-shaped bodies in a crossing posture, and further, it is possible to reduce the weight, the size, and the manufacturing cost. Can be provided.

A Cross-connector for rod-shaped body 1 Hanging member (air conditioner)
3 Rod body (hanging bolt)
4 Rod body (bolt for steady rest)
5A connecting member (first connecting member)
5B connecting member (second connecting member)
5C connecting member (third connecting member)
5D connecting member (fourth connecting member)
5E connecting member (fifth connecting member)
5F connecting member (sixth connecting member)
5G connecting member (seventh connecting member)
5H connecting member (8th connecting member)
5I connecting member (9th connecting member)
5J connecting member (10th connecting member)
5K connecting member (11th connecting member)
5b Center plate portion 5d Inclined plate portion 5e Operation plate portion 7 Engagement portion 7A Engagement recess 7B Engagement recess 7C Engagement recess

Claims (4)

A cross-connecting device for rod-shaped bodies that engages and connects three or more set-connected number of rod-shaped bodies in a crossed posture so as to be relatively rotatable,
A plurality of connecting members having the same number of engaging portions as the set connection number of the rod-shaped body are pivotally attached in a pivoted manner by the pivot connecting means in a stacked state, and the engaging portions of the connecting members are engaged. It is configured to be able to be engaged and disengaged in an orientation corresponding to the target rod-shaped body, and when the engaging portion of each connecting member is engaged with the target rod-shaped body, an elastic deformation operation is performed during the engagement. The rod-shaped body engaged with the engaging portion of each connecting member is relatively rotatable around the pivot axis of the pivot connecting means. is configured to,
Among the plurality of connection members having the same number of engagement portions as the set connection number of the rod-shaped body, at least two connection members that are elastically deformed when engaged are center plate portions having pivot connection holes. And an inclined plate portion extending to the same side from both ends of the central plate portion in an inclined posture intersecting the central plate portion, and an operation plate portion extending to the tip side of the two inclined plate portions. It is composed of a belt plate-shaped spring plate member provided, and the engagement portion is composed of an engagement recess formed in the inclined plate portion,
At least two of the connecting members composed of the spring plate members are stacked in the same direction;
With respect to the two connecting members stacked in the same direction, each length dimension of the central plate portion and the inclined plate portion of the connecting member located on the extending direction side of the inclined plate portion with respect to the central plate portion In comparison, the length of each of the central plate portion and the inclined plate portion of the connecting member located on the side opposite to the extending direction is larger, and the inclined plate of the connecting member on the extending direction side is larger. The intersection for rod-like bodies in which the engagement recess formed in the inclined plate portion of the connecting member on the side opposite to the extension direction is located on the extension direction side than the engagement recess formed in the portion Coupling tool. Among the plurality of connection members having the same number of engagement portions as the set connection number of the rod-shaped body, at least two of the connection members and at least one of the connection members are pivotally attached in a back-to-back stacked state. The cross connector for a rod-shaped body according to claim 1.   The cross connecting tool for a rod-like body according to claim 1, wherein a plurality of said connecting members provided with the same number of engaging portions as the set number of connecting pieces of said rod-like body are pivotally attached in a stacked state in the same direction.   The rod-shaped body is composed of a plurality of suspension bolts that suspend and support the suspension member, and a plurality of suspension bolts that intersect with the suspension bolt in an inclined posture. The cross connector for a rod-shaped body according to any one of claims 1 to 3.

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