JP3646554B2 - Piping rack connection bracket - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a fitting for a piping rack.
[0002]
[Prior art]
A piping rack of a large air conditioner is cut to a standardized predetermined length, and a connecting hole for connecting the piping racks is drilled in advance at the end using a piping rack connecting bracket. ing. However, when piping racks are connected and connected to each other using piping rack connecting brackets at the site, the piping racks may become short or oversized at the corners, etc. An end measure is generated with respect to the mounting holes that are drilled in advance.
[0003]
Therefore, when an end measure is generated, the end measure of the piping rack is cut off at the site. Then, since the connecting hole provided in the end portion in advance is also cut off, it is necessary to drill the connecting hole in the portion that becomes the new end portion.
[0004]
[Problems to be solved by the invention]
By the way, edge scales may frequently occur at each corner, and it is very troublesome work for cutting edge scales and drilling new connection holes in the field as described above. There is a problem that the working time is increased and an extra piping rack is required, resulting in an increase in cost.
[0005]
The present invention has been made in order to solve such problems. The cutting work of the end scale is reduced, the use frequency of the cutting tool is reduced, the construction work can be saved, and the piping rack connecting bracket is excellent. Is to provide.
[0006]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention provides the invention according to claim 1, wherein the distance between one piping rack and the other piping rack is within a predetermined range. Even if there is a pipe rack, it can be connected to both pipe racks, and is attached to the surface of the pipe rack via a mounting hole corresponding to the connection hole provided at the end of one pipe rack. Mounting portion corresponding to the connecting hole provided in the end portion of the other piping rack at a position where a predetermined extra length is expected from the end portion. And an adjusting portion capable of drilling an attachment hole that overlaps with a connection hole of another piping rack in the vicinity of the attachment hole .
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a fitting for a piping rack according to an embodiment of the present invention will be described in detail with reference to FIGS. 1 and 2. FIG. 1 is a perspective view for explaining a fitting fitting for piping racks connecting piping racks having the same width, and FIG. 2 is a perspective view for explaining a fitting fitting for piping racks connecting piping racks having different widths.
[0008]
In FIG. 1, A is a piping rack, and 1 is a connecting bracket of the piping rack. Pipe rack A includes a main body A _1, A ₁ 2 steel plate in a U-shaped section, a plurality of support A ₂ for keeping parallel the body A _1, A ₁ of two _said, and ... A ₂ It is comprised including. The piping rack A is cut into standardized predetermined dimensions. The main bodies A _{1 and} A ₁ have U-shaped openings facing each other, and are held in parallel by support members A _2, ... A ₂ arranged at appropriate intervals. In the vicinity of both end portions of the main body A ₁ , connection holes A ₁₀ and A ₁₀ for connecting the piping racks A to each other using a conventional connection fitting (not shown) are formed in advance. Although the connection metal fitting 1 is not limited to this, For example, it is a thing made from the steel plate of a cross-sectional L shape.
[0009]
At one end portion of the connecting fitting 1, the mounting holes 1a corresponding to the coupling hole A _10, A ₁₀ of the body A _1, will be formed attachment portion 10 provided with 1a, the other end portion side, mounting hole 1b corresponding to the position in anticipation of predetermined excess length from the end portion in the connection hole a _10, a ₁₀ of the body a _1, 1b are bored, the mounting hole 1b, 1b near zone is the regulatory unit 11 Has been.
[0010]
The connecting fitting 1 as described above is used as follows. That, is cut to a predetermined length which is normalized, connecting holes A ₁₀ at both ends, ... preparative plurality of pipes racks A, A ₁₀ are bored, a ... A, to and across at standardized predetermined length The arrangement work is advanced while the piping rack A is connected and extended from the desired position to the desired position while using a conventional connecting fitting (not shown) in which the landing portion 10 is formed.
[0011]
Then, when approaching the corner or the end, a connection treatment is performed using a corner metal fitting (not shown) or an end metal fitting (not shown), but the piping rack A was cut to a standardized predetermined length. In addition, since the connecting holes A ₁₀ ,... A ₁₀ are previously drilled at both ends, they hardly match the required length in the field and produce an end scale.
[0012]
In other words, connecting the ends of the pipe rack A that has connecting holes A _10, ... mounting hole 1a of the connecting fitting 1 to A _10, when fixing the connecting fitting 1 together 1a, the connecting fitting 1 mounting hole 1b, 1b connecting hole a ₁₀ position of the other pipe racks a of, ... but it can I coincides with the position of the a _10, if such are slightly displaced, in the the connecting fitting 1 is provided with adjusting unit 11 since it is, the connecting hole a ₁₀ of the other pipe racks a, ... in accordance with the position of a _10, adjusting unit 11 to the new attachment holes 1c, 1c and can be drilled by using a drill.
[0013]
As described above, in the connection fitting 1 in which the mounting holes 1c, 1c are newly drilled, the tip end of the connected pipe rack A and the tip end of the other pipe rack A are connected to the screws B,. Using B and nuts C,... C, they can be connected as follows.
[0014]
That is, the connecting fittings 1 and 1 are respectively addressed to the pipe racks A and A to be connected from the outside. The first coupling hole A _10, the A ₁₀ the connecting fitting 1 mounting hole 1a of the pipe racks A, which has been linked, 1a to match the, attachment of the connecting fittings 1, 1 to the distal end portion of the pipe rack A which has been linked The parts 10 are stacked and attached using screws B,... B and nuts C,. Then, the attachment holes 1c and 1c drilled in the adjusting portion 11 necessarily coincide with the connection holes A ₁₀ and A ₁₀ of the other piping rack A. Therefore, the adjusting portions 11 and 11 of the connecting fittings 1 and 1 can be attached to the end portion of the other piping rack A by using screws B,... B and nuts C,.
[0015]
In other words, since the connecting portion 1 is provided with an extra adjusting portion 11, the adjusting portion 11 can be adjusted even when the mounting holes 1b and 1b that are drilled in advance do not match. If an end length within the range is generated, the attachment hole 1c, 1c is newly drilled in the adjustment part 11, so that the end part of the connected piping rack A is cut without cutting the end part of the piping rack A. And the tip of the other piping rack A can be connected.
[0016]
Next, the connecting bracket of another piping rack will be described with reference to FIG. The connecting bracket of the piping rack shown in FIG. 2 connects the piping racks having different widths to each other, whereas the connecting bracket 1 shown in FIG. 1 connects the piping racks having the same width. is there.
[0017]
In FIG. 2, A and E are piping racks, and 2 is a connecting bracket for the piping racks. The piping rack A is the same as the piping rack A shown in FIG. Therefore, detailed description of the piping rack A is omitted. The piping rack E is composed of two steel plate main bodies E _{1 and} E ₁ having a U-shaped cross section, and a plurality of support materials E _2, ... E ₂ for keeping the two main bodies E _{1 and} E ₁ in parallel. It is comprised including. Support E ₂ of pipe rack E is shorter than the support material A ₂ of the pipe rack A. That is, the width of the piping rack E is narrower than the width of the piping rack A. Note that the cross-sectional shapes of the main body E ₁ of the piping rack E and the main body A ₁ of the piping rack A are the same.
[0018]
The piping rack E is cut into predetermined dimensions that are standardized in advance. Body E _1, E ₁ is after being as the opening of the U-shaped face each other, the support member E ₂ disposed at every appropriate _interval, are kept in parallel with ... E _2. In the vicinity of both ends of the main body E ₁ , connection holes E ₁₀ and E ₁₀ for connecting the pipe rack A and the pipe rack E using a conventional connection fitting (not shown) are drilled in advance. .
[0019]
Although the connection metal fitting 2 is not limited to this, it is made of, for example, a steel plate having a single cross section, and is bent into 90 degrees at two locations and formed into a substantially Z-shape. This near one end of the connecting fitting 2, the mounting hole 2a corresponding to the coupling hole E _10, E ₁₀ of the body E _1, attachment portion 20 in advance bored 2a is formed. In addition, the piece including the other end of the connecting fitting 2, the mounting hole 2b corresponding to the coupling hole A _10, A ₁₀ of the body A ₁ to a position in anticipation of predetermined excess length from the end portion, 2b is bored The mounting holes 2b and the vicinity of the 2b are used as an adjusting portion 21.
[0020]
The connecting fitting 2 as described above is used as follows. That, is cut to a predetermined length which is normalized, connecting holes A ₁₀ at both ends, ... preparative plurality of pipes racks A, A ₁₀ are bored, a ... A, to and across at standardized predetermined length The arrangement work is advanced while the piping rack A is connected and extended from the desired position to the desired position while using a conventional connecting fitting (not shown) in which the landing portion 10 is formed.
[0021]
Then, when approaching the corner or the end, a connection treatment is performed using a corner metal fitting (not shown) or an end metal fitting (not shown), but the piping rack A was cut to a standardized predetermined length. In addition, since the connecting holes A ₁₀ ,... A ₁₀ are previously drilled at both ends, they hardly match the required length in the field and produce an end scale.
[0022]
That is, the coupling hole E _10, the connecting fitting 2 ... E ₁₀ mounting hole 2a of the end portion of the pipe rack E, when fixing the connecting fitting 2 together 2a, connecting fitting 2 of the mounting hole 2b, the position of 2b It is only necessary to coincide with the positions of the connecting holes A ₁₀ ,... A ₁₀ of the other piping rack A. However, in the case where the connecting rack 2 is slightly shifted, the adjusting portion 21 is provided in the connecting bracket 2. In addition, new mounting holes 2c, 2c can be drilled in the adjusting portion 21 using a drill or the like in accordance with the positions of the connecting holes A ₁₀ ,... A ₁₀ at the tip of the other connected piping rack A. .
[0023]
As described above, in the connection fitting 2 in which the mounting holes 2c and 2c are newly drilled, the tip end portion of the pipe rack A connected to the tip end portion of the pipe rack E is represented by screws B,. Using the nuts C,..., C, they can be connected as follows.
[0024]
That is, the connecting fittings 2 and 2 are respectively addressed to the piping rack E and the piping rack A to be connected from the outside. Then, first, connecting holes E _10, the mounting hole 2a of the connecting fitting 2 to E ₁₀ of the pipe rack E, 2a to match the, overlapping the mounting portion 20 of the connecting fitting 2, 2 to the distal end portion of the pipe rack E, Install using screws B,... B and nuts C,. Then, mounting holes 2c that is formed in the adjusting unit 21, 2c will necessarily coincide with the connecting hole A _10, A ₁₀ pipe racks A, which has been linked. Therefore, the adjusting portions 21 and 21 of the connecting metal fittings 2 and 2 can be attached to the ends of the connected piping rack A using screws B,... B and nuts C,.
[0025]
That is, in this connection fitting 2, since the adjustment part 21 is provided extra, the adjustment part 21 can be adjusted even in the case where the mounting holes 2b, 2b drilled in advance do not match. If the end length within the range is generated, the attachment portion 1c, 1c is newly drilled in the adjustment portion 21, so that the end portion of the piping rack E and the other end are not cut without cutting the end portion of the piping rack A. Can be connected to the front end of the piping rack A.
[0026]
2, the adjustment portion is provided on the side connected to the end portion of the piping rack A, but the adjustment portion is provided on the side connected to the end portion of the piping rack E. It can also be.
[0027]
Further, even when the above-described connecting fitting 1 or connecting fitting 2 is used, the end scale exceeds the adjustable range of the adjusting portion 11 of the connecting fitting 1 or the adjustable range of the adjusting portion 21 of the connecting fitting 2. Needless to say, the piping rack A and the piping rack E must be cut.
[0028]
【The invention's effect】
According to the first aspect of the present invention, since the mounting hole drilling position in the adjustment portion can be set with a certain degree of freedom, the piping rack must be cut even if a certain amount of end length is generated in the piping rack. It is possible to avoid a situation that must be avoided, to reduce the frequency of use of the cutting tool, to save work, and to provide an excellent pipe rack coupling fitting.
[Brief description of the drawings]
FIG. 1 is a perspective view for explaining a fitting for a piping rack according to an embodiment of the present invention.
FIG. 2 is a perspective view for explaining a fitting for a piping rack according to another embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Piping rack connection bracket 1a Mounting hole 10 Attachment part 11 Adjustment part A Piping rack A ₁₀ connection hole 2 Piping rack connection bracket 2a Attachment hole 20 Attachment part 21 Adjustment part E Piping rack E ₁₀ Connection hole

Claims (1)

If the interval between one piping rack and the other piping rack is within a predetermined range, it is a fitting fitting for the piping rack that can connect both the piping racks correspondingly no matter what the interval is, An attachment portion that is attached to the surface of the piping rack is formed in the vicinity of the one end through an attachment hole corresponding to a connection hole provided at the end of one of the piping racks. A mounting hole corresponding to the connecting hole provided at the end of the other piping rack is provided at a position that allows for the extra length, and a mounting hole that overlaps the connecting hole of the other piping rack is formed in the vicinity of the mounting hole . A connecting bracket for a piping rack, characterized by comprising an adjustable portion .

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