JP6209416B2 - Cross connector for rod-shaped body - Google Patents

Description

  The present invention provides, for example, a suspension bolt for hanging and supporting a suspension member as a steadying measure for suspension members such as an air conditioner, a cable rack, a duct, and a ceiling base material suspended from a structure such as a ceiling slab. The present invention relates to a cross-connecting member for rod-like bodies that connects two rod-like bodies in a crossing posture, such as connecting two steady-state bolts that are attached to each end and that cross each other.

  For example, Patent Literature 1 below describes a suspension bolt steadying device for seismic reinforcement. In this suspension bolt steadying device, one bracing brace is inserted between adjacent suspension bolts suspended from the ceiling, and the upper end of the bracing is adjacent to each other by a brace fitting. Attach to the upper end of one suspension bolt, attach the lower end of the brace to the lower end of the other suspension bolt with the brace fitting, and swing the suspension bolt when an earthquake occurs due to the brace placed between adjacent suspension bolts This prevents the ceiling material from being damaged or dropped.

JP 2008-169607 A

  In the above-described suspension bolt steadying device, one bracing brace is placed between adjacent ones of suspension bolts that are suspended from the ceiling. If one brace is inserted between them, it may not be possible to sufficiently prevent the suspension bolt from shaking when a large earthquake occurs. For example, when air-conditioning equipment is hung, it is hung with four hung bolts that are hung from the ceiling slab, etc., and the braces are arranged one by one as described above between adjacent hanger bolts. In such a case, when an earthquake occurs, there is a risk that the structure composed of the four suspension bolts and the braces interposed between them will be twisted and the mounting portion of the air conditioner will be damaged. Therefore, in the suspension bolt steadying device for seismic reinforcement, the two bracing braces are arranged so as to intersect in an X shape between adjacent suspension bolts, and the intersection of the two bracing bracings Are required.

  In the present invention, two rod-like bodies such as bracing braces are arranged in an intersecting posture between rod-like bodies suspended at intervals such as suspension bolts as described above. In particular, the present invention relates to a cross-connecting tool for a rod-shaped body used to connect the intersecting portion of the two rod-shaped bodies, and its purpose is that the structure is simple, the manufacture is easy, and the cost An object of the present invention is to provide a rod-like body cross-connecting tool that can be connected to a rod-like body crossing portion quickly and easily.

Means for solving the above-described problems will be described with reference numerals of the embodiments described later. The invention according to claim 1 includes two rod-shaped bodies, for example, two rod-shaped bodies composed of steady-state bolts. 4a and 4b are cross-connectors for rod-like bodies for connecting in a crossing posture,
U-shaped engaging portions 7 and 8 that open in the same direction are formed at both ends of the linear body 6 made of a single spring steel wire, and between the engaging portions 7 and 8, both When one rod-like body 4a is engaged across the engaging portions 7 and 8, the two engaging portions 7 and 8 are mutually sandwiched by sandwiching the one rod-like body 4a on the side where both the engaging portions 7 and 8 are opened. A pressure-contact bridge portion 9 extending so as to connect the opposite ends 7b, 8a in a direction oblique to the one rod-shaped body 4a is formed in a substantially mountain shape in a side view and intersects with the one rod-shaped body 4a. The other rod-shaped body 4b is pressed and held between the mountain-shaped top portion 9o of the pressure-bonding bridge portion 9 and the one rod-shaped body 4a engaged with the both engaging portions 7, 8, thereby Ri Na and configured to connect rod-like body 4a, and 4b at the intersection position,
Among these, the engaging part 7 on the one end side of the linear body 6 includes a U-shaped main body 10 that is detachably engaged with the one rod-shaped body 4a, and a pressure contact in the U-shaped main body 10. An intrusion piece 11 for bending and projecting from the end portion 7a opposite to the end portion 7b connected to the bridge portion 9 to the opening portion side of the engaging portion 7 to make it difficult to separate from the one rod-shaped body 4a; Consists of
The engaging portion 8 on the other end side of the linear body 6 includes a U-shaped main body 12 that is detachably engaged with the one rod-shaped body 4a, and a U-shaped main body 12 extending from the distal end of the U-shaped main body 12. It is characterized by comprising an engagement operation piece 13 formed to extend in a double line shape along a part of the character-shaped main body 12.

Claim 2 is the rod-like body for cross-coupler of claim 1, wherein the two rod-like member is characterized by comprising a respective bolt.

  The effect of the invention by the above solution will be described with reference numerals in the embodiments described later. According to the cross-connector for a rod-like body of the invention according to claim 1, two intersecting rod-like bodies, for example, runouts When two rod-like bodies 4a and 4b made of locking bolts are connected in a crossing posture, one engaging portion 7 of the cross-connecting tool 5 is connected to one rod-like body 4a from the lower side (rear side). After the engagement, from the state where the pressure-contact bridge portion 9 is pressed onto the other rod-shaped body 4b, the pressure-contact bridge portion 9 is inclined to the one rod-shaped body 4a, By engaging the other engaging portion 8 with one rod-like body 4a from the lower side (rear side), the other rod-like body 4b overlapped in an intersecting state on one rod-like body 4a becomes a pressure welding bridge portion. 9 between the chevron 9o and the rod 4a. Since a state of being held fixedly, it can be easily connected two bar-shaped bodies 4a, and 4b at an arbitrary intersection angle. The rod-like cross-connecting tool 5 is formed by a linear body 6 made of a single spring steel wire, has a very simple structure, and is easy to manufacture. In addition, the connecting work of the rod-like bodies 4a and 4b can be performed quickly and easily.

Further , according to the present invention , one engaging portion 7 includes a U-shaped main body 10 that is detachably engaged with the one rod-shaped body 4a, and a pressure-contact bridge portion 9 in the U-shaped main body 10. And an end piece 7 for bending and protruding from the end 7a opposite to the end 7b to the opening side of the engaging portion 7 to make it difficult to separate from the one rod-like body 4a. Thus, during the connecting operation of the rod-like bodies 4a and 4b by the cross-connecting tool 5, the engaging portion 7 is not easily detached from the rod-like body 4a by the plunging piece 11, so that the connecting operation can be performed more quickly and easily. .

Furthermore , according to the present invention , the other engaging portion 8 includes a U-shaped main body 12 that is detachably engaged with the one rod-shaped body 4a, and a U-shaped main body 12 extending from the distal end portion of the U-shaped main body 12. It is comprised from the engagement operation part piece 13 formed by extending in the shape of a double line so that a part may follow along the character-shaped main body 12, and the engagement part 8 with respect to the rod-shaped body 4a by the engagement operation part piece 13 is comprised. The engaging operation can be easily performed.

As described in claim 2, when the two rod-like bodies 4 and 4 connected in the intersecting posture are each composed of a bolt such as the steady-state bolt 4, the screw portion of the bolt exhibits a non-slip function. Since the engaging portions 7 and 8 and the pressure-bonding bridge portion 9 made of the linear body 6 are hooked on the screw portions, the sliding of the crossed rod-like bodies 4 and 4 is effectively prevented, and the rod-like body is used. The cross connector can accurately hold the rod-like bodies 4 and 4 together.

It is a front view which shows the suspension support structure of the air-conditioning equipment (an example of a suspension member) using the cross-connecting tool for rod-shaped bodies of one Embodiment of this invention. (a) is an enlarged view of a portion indicated by an arrow A in FIG. 1, (b) is a cross-sectional view taken along line BB in FIG. 2 (a), (c) is a cross-sectional view taken along line CC in FIG. d) is a sectional view taken along the line DD in FIG. (a) And (b) is the perspective view which looked at the cross-connecting tool for rod-shaped bodies shown to (a) of FIG. 2 from another different direction. (a) And (b) is explanatory drawing which shows the attachment method of the cross coupling tool for rod-shaped bodies.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows suspension of four hanging bolts 3 on the front, rear, left, and right suspended from a concrete ceiling slab S that is an example of a structure. 4 shows a suspension support structure in which four mounting brackets 1a of an air conditioner 1, which is an example of a mounting member, are each attached with a nut 2. Bolts 4 and 4 as rod-shaped bodies are arranged so as to intersect in an X-shape, and the upper end portion of each of the steady-state bolts 4 is screwed to the upper end portion of the suspension bolt 3. 14 is screwed into a screw hole (not shown) at one end, and the lower end of each steadying bolt 4 is screwed at one end of a bolt mounting bracket 14 screwed to the lower end of the suspension bolt 3 ( Screwed in (not shown) and fixed with nut 15 However, by connecting the crossing portions of the two steady-state bolts 4, 4 intersecting between the adjacent suspension bolts 3, 3 by the rod-shaped body cross-connecting tool 5 according to the present invention, the steady-rest device is provided. Is assembled.

  If the structure of the cross-connecting tool 5 for a rod-shaped body according to the present invention is described with reference to FIGS. 2 and 3, FIG. 2 is an enlarged view of the portion indicated by the arrow A in FIG. The cross connector 5 is formed with substantially U-shaped engaging portions 7 and 8 that open in the same direction at both ends of a linear body 6 made of one spring steel wire. 8 between the two engaging portions 7 and 8, when one of the steady-state bolts 4 a (the steady-state bolt 4 in the right inclined position in FIG. 2A) is engaged, A direction in which the opposite ends 7a, 8a of the engaging portions 7, 8 are obliquely crossed with the one steady-state bolt 4a across the one steady-state bolt 4a on the side where the 7, 8 opens. A pressure-contact bridge portion 9 extending so as to tie is formed in a substantially mountain shape when viewed from the side (see FIG. 2 (b)). Engage the other anti-swaying bolt 4b (the anti-swaying bolt 4 in the left-inclined posture in FIG. 2A) with the chevron-shaped top 9o of the pressure welding bridge 9 and the engaging parts 7 and 8. By being held in pressure contact with the one steadying bolt 4a, the steadying bolts 4a and 4b are connected in a crossing posture.

It should be noted that the end portions 7a and 8a on the opposite sides of the engaging portions 7 and 8 are connected to each other in a direction obliquely intersecting with one of the steady-state bolts 4a with the one steady-state bolt 4a interposed therebetween. Referring to (a) in FIG. 2, the pressure-bonding bridge portion 9 is connected to the left and right end portions 7a and 7b of one engaging portion 7 and the left and right end portions 8a and 8a of the other engaging portion 8 . 8b , the right and left ends 7a and 7b of the engaging portion 7 and the right and left ends 7a and 7b of the engaging portion 8 and the right and left ends 8a and 8b of the engaging portion 8 respectively. It extends so as to connect the left end portion 8a in a direction oblique to the steady-state bolt 4a, and the pressure contact bridge portion 9 and the engaging portions 7, 8, the cross-connecting tool 5 for the rod-shaped body can be held by the one steady-state bolt 4 a. As a result, the other steadying bolt 4b can be held in pressure contact with the one steadying bolt 4a by the pressure contact bridge portion 9. Fig. 3 (a) shows a state in which Fig. 2 (a) is rotated 90 ° clockwise around one steadying bolt 4a, and Fig. 3 (b) roughly shows Fig. 2 (a). This shows a state where the other anti-rest bolt 4b is rotated 180 ° clockwise.

  The engagement portion 7 on one end side of the linear body 6 includes a U-shaped main body 10 that is detachably engaged with the one steady-state bolt 4a, and a pressure-contact bridge in the U-shaped main body 10. Bends into the opening side of the engaging portion 7 from the end portion 7a opposite to the end portion 7b connected to the portion 9 (see (a) of FIG. 2) and disengages from the one steady-state bolt 4a. It is comprised from the rush piece 11 for making it difficult.

  The substantially U-shaped engaging portion 8 on the other end side of the linear body 6 includes a U-shaped main body 12 that is detachably engaged with the one steadying bolt 4a, and the U-shaped main body. The engagement operation piece 13 includes a engagement operation piece 13 that extends in a double line shape along the U-shaped main body 12 from the tip end of 12 and is bent round. Reference numeral 13 denotes a tip bending portion.

  A method of using the rod-shaped cross connector 5 having the above-described configuration will be described with reference to FIG. 4. FIGS. 4 (a) and 4 (b) are shown in FIG. An example in which two slanting bolts 4a and 4b that are obliquely connected are connected in a crossing posture. First, as shown in (a), for example, with the left hand, The other locking bolt 4b is held in a state of being pressed against each other, and one of the engaging portions 7 of the cross connector 5 held by the right hand is moved from the locking bolt 4b as shown in FIG. Engage with the steady-state bolt 4a from the lower side (back side) at the upper position.

  If one of the engaging portions 7 is engaged with the steady-state bolt 4a from the lower side (rear side), as shown in FIG. 4B, the engaging operation piece 13 of the cross connector 5 is obtained. From the state in which the pressure-contact bridge portion 9 is pressed onto the steady-state bolt 4b, so that the pressure-contact bridge portion 9 is obliquely crossed with the steady-state bolt 4a. While holding the joint operation piece 13 with the left hand and pulling it to the left as shown in FIG. 4B, it pushes strongly so as to sink into the lower side (rear side) of the steady-state bolt 4a, and the other engagement portion 8 Are engaged with the steady-state bolt 4a from the lower side (back side) at a position below the steady-state bolt 4b, and the cross-connecting device 5 is in a state as shown in FIGS. 2 (a) and 2 (b). And As a result, the other steadying bolt 4b, which is overlapped on the one steadying bolt 4a, is powerfully connected between the mountain-shaped top 9o of the pressure welding bridge 9 and the one steadying bolt 4a. The two bolts 4a and 4b are connected in a predetermined crossing posture.

  In this cross-connector 5 for rod-like bodies, as described in the above embodiment, the other steady-state bolt 4b overlapped on the one steady-state bolt 4a is connected to the mountain-shaped top portion 9o of the pressure-bonding bridge portion 9. And one of the steady-state bolts 4a are held in a state where they are strongly pressed against each other, so that both steady-state bolts 4a and 4b are connected in an intersecting posture. The crossing angle of the other steadying bolt 4b that is held in pressure contact between the chevron 9o of the portion 9 and one steadying bolt 4a can be changed with respect to the one steadying bolt 4a. The two steady rest bolts 4a and 4b can be connected not only to a certain crossing angle posture but also to any crossing angle posture.

  Further, in this cross-connector 5 for rod-like bodies, as described above, the two steady-state bolts 4a and 4b can be coupled at an arbitrary intersecting angle posture, but the other steady-state bolt 4a is connected to the other steady-state bolt 4a. The steadying bolt 4b can be connected so as not to slide in the axial direction. In this case, it is preferable that the two rod-like bodies, for example, the two anti-rest bolts 4a and 4b, are screw rods (bolts), and the sliding is effectively prevented by the screw portions of the screw rods. This is because in the case of a screw rod (bolt), the screw portion effectively exhibits the anti-slip function, and the engaging portions 7 and 8 made of the linear body 6 and the pressure contact bridge portion 9 are hooked on the screw portion. Because it is stopped.

  As can be seen from the description of the above embodiment, according to the rod-like body cross connector 5, the two rod-like bodies 4a and 4b obtained by crossing the other rod-like body 4b on one rod-like body 4a are coupled. However, after engaging one engaging portion 7 of the cross connector 5 from the lower side (rear side) with respect to one rod-like body 4a, the pressure-bonding bridge portion 9 is connected to the other rod-like body 4b. From the state of pressing upward, the pressure-bonding bridge portion 9 is in a state of obliquely intersecting the one rod-shaped body 4a, and the other engagement portion 8 is placed on the lower side (back surface) with respect to the one rod-shaped body 4a. By engaging from the side, the other rod-like body 4b that overlaps one rod-like body 4a is pressed strongly between the mountain-shaped top portion 9o of the pressure-welding bridge portion 9 and the one rod-like body 4a. The two rod-like bodies 4a and 4b can be arbitrarily held because they are held and fixed. It can be easily connected by a difference angle.

  One engaging portion 7 includes a U-shaped main body 10 that is detachably engaged with the one rod-shaped body 4a, and an end portion 7b that is connected to the pressure-contact bridge portion 9 in the U-shaped main body 10. A cross-connecting tool comprising a protruding piece 11 for bending and protruding from the opposite end portion 7a to the opening side of the engaging portion 7 to make it difficult to separate from the one rod-like body 4a. Since the engaging portion 7 is not easily detached from the rod-like body 4a by the protruding piece 11 during the joining operation of the rod-like bodies 4a, 4b by 5, the joining operation can be performed more quickly and easily.

  The other engaging portion 8 includes a U-shaped main body 12 that is detachably engaged with the one rod-shaped body 4a, and a part from the distal end of the U-shaped main body 12 to the U-shaped main body 12. It is comprised from the engagement operation part piece 13 extended and formed in double line shape so that engagement operation of the engagement part 8 with respect to the rod-shaped body 4a by the engagement operation piece 13 can be carried out easily. Can be done.

  In particular, the cross-connecting tool 5 for a rod-shaped body is formed by a linear body 6 made of a single spring steel wire, has a very simple structure, and is easy to manufacture. In addition, the connecting work of the rod-like bodies 4a and 4b can be performed quickly and easily.

1 Air conditioning equipment (suspended members)
3 Suspension bolt 4 Stabilizing bolt (bar)
4a, 4b Stabilizing bolt (bar)
DESCRIPTION OF SYMBOLS 5 Cross-connecting tool 6 for rod-shaped bodies Linear body 7, 8 Engagement part 9 Pressing bridge part 10 U-shaped main body 11 Entry piece 12 U-shaped main body 13 Engagement operation part piece

Claims (2)

A cross-connecting device for a rod-shaped body for connecting two rod-shaped bodies in a crossing posture,
A substantially U-shaped engaging portion that opens in the same direction is formed at both ends of a linear body made of a single spring steel wire, and one of the engaging portions extends between the engaging portions. Direction in which the opposite ends of the two engaging portions are obliquely crossed with the one rod-like body with the one rod-like member sandwiched on the side where both engaging portions open when the rod-like members are engaged. A pressure-bonding bridge portion extending so as to tie is formed in a substantially mountain shape in side view, and the other rod-shaped body intersecting the one rod-shaped body is engaged with the mountain-shaped top portion of the pressure-bonding bridge portion and the both engaging portions. by the pressure contact between the one of the rod-like body engaged, Ri name and configured to connect the two rod-like body crossed orientation,
Among these, the engaging part on the one end side of the linear body includes a U-shaped main body that is detachably engaged with the one rod-shaped body, and an end connected to the pressure-bonding bridge section in the U-shaped main body. A protruding piece for bending into the opening side of the engaging portion from the end opposite to the portion to make it difficult to separate from the one rod-like body,
The engaging portion on the other end side of the linear body includes a U-shaped main body that is detachably engaged with the rod-shaped body, and a portion along the U-shaped main body from the distal end portion of the U-shaped main body. Thus, the cross-connecting tool for rod-like bodies comprising the engaging operation piece formed to extend in a double line shape . The cross connector for a rod-shaped body according to claim 1, wherein each of the two rod-shaped bodies comprises a bolt .

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