JP2944955B2 - Butt snap-in connecting device for connecting saddle for piping - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting saddle for pipes, which is used by connecting a plurality of parallel pipes to a building frame such as a wall surface or a ceiling surface, and more particularly to a butt snap-in connecting device.

[0002]

2. Description of the Related Art A connecting saddle for a pipe of this type is connected to each other and fixed to a building frame by fixing fittings such as anchors and screws, and is used to attach a plurality of parallel pipes, for example, a sheath pipe. At this time, the connected saddle is
For example, a pair of opposed curved pieces that bend in the opposite direction are integrally erected on a thick substrate, and are integrally molded from synthetic resin so that the front side is opened. The pair of opposed curved pieces are supported in a sandwiched manner, and a connecting device for interconnecting them is formed by a series of opposed ridges protruding from one side wall surface of the opposed end. A C-shaped groove on one side wall surface, and a slide ridge on the other side wall surface slidably inserted from the end into the C-shaped groove projecting from the other side wall surface of the opposite end portion. Therefore, the other connecting saddle adjacent to one connecting saddle is sequentially connected and fixed by sliding insertion of the C-shaped groove and the slide ridge,
It is used to support a plurality of parallel pipes.

[0003]

However, in this case, however,
Since the connection of the connecting saddle is performed by the slide insertion of the C-shaped groove and the slide ridge as described above, when the slide is inserted, the positioning of the longitudinal ends of the C-shaped groove and the slide ridge is accurately aligned. Need to be done,
In particular, in order to connect other connecting saddles after fixing the connecting saddle to the building frame, since the building frame surface does not always form a strictly flat surface, the connecting saddle should be floated or pressed. In this case, the alignment of the ends in the longitudinal direction must be performed, which significantly complicates the piping work. On the other hand, in order to avoid this, connecting saddles according to the number of pipes in advance and connecting to the building frame If it is attempted to fix it, the C-shaped groove and the slide ridge slide after the connection, which tends to cause a positional shift. In particular, when a large number of pieces are connected, they gradually become stepped in the connection direction. It is necessary to correct the position of the connecting saddle, which has become wavy, again when fixing the above. At this time, if the pipe is mounted on a high wall or on the ceiling, the fixing bracket must be used in hand. Holding a tool State, supposed to be correct this misalignment, piping work is also significantly complicated.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a simple and reliable connection with a simple one-touch operation. It is an object of the present invention to provide a butt snap-in connecting device for a connecting saddle for piping, which has solved the problem and improved the workability of piping work.

[0005]

SUMMARY OF THE INVENTION In accordance with the above-mentioned object, the present invention provides a method for pressing an end of a connecting saddle against an end of a connecting saddle in abutting manner so that the ends of the connecting saddle are resiliently contacted with each other. A pair of spaced projections and a step-shaped intermediate projection formed by a pair of spaced projections and a step-shaped intermediate projection are provided on one side of the opposite end so as to be fitted and locked and performed at a fixed position so that there is no displacement. The other side has a press-fitting ridge which is snap-fitted by fitting it in by fitting it into the other side, and intersects the above-mentioned butting direction between the separation protrusion or the intermediate protrusion of the step receiving portion and the press-fitting ridge. The connection is made possible by providing a fitting means for position regulation for preventing displacement in the direction, that is, the invention according to claim 1 of the present invention is characterized in that one side wall surface of the opposite end portion is provided. Projecting in the depth direction from the one side A pair of spaced-apart projections spaced apart from each other in the longitudinal direction of the surface, the other being an intermediate protrusion located midway in the longitudinal direction of one of the side walls between the pair of spaced-apart projections, and at least a tip of the spaced-apart projection or the middle projection. By having a bulging portion, a step-receiving portion having a narrow tip end formed on the one side wall surface side, and projecting from the other side wall surface of the opposite end portion at a middle position in the depth direction in a longitudinal direction of the other side wall surface, and The other side has a tip bulging portion at the tip of the separation projection or the middle projection side having the tip bulging portion so that the other side is elastically resiliently engageable with the step receiving portion. A press-fitting ridge formed on the wall surface side; and a position-regulating fitting means for preventing positional displacement in the longitudinal direction of the wall surface between the separation protrusion or the intermediate protrusion forming the step receiving portion and the press-fitting ridge. Pipe series characterized by the following: The invention according to claims 2 and 3 has a simple structure of the fitting means for regulating the position of the saddle, and the saddle is a snap-in connecting device for the saddle. In order to eliminate the displacement, the invention according to claim 2 is provided by providing the tip bulging portion of the step receiving portion on both the separation projection and the intermediate projection, It is formed by a bulge at the tip of the intermediate projection and a recess locking groove partially recessed in the press-fitting ridge so as to resiliently receive and fit the bulge. Item 4. The butt snap-in connecting device for a connecting saddle for piping according to Item 1, wherein the fitting means for position control comprises: the intermediate projection; and the other side wall surface longitudinal direction of the intermediate projection. Above so that it fits on both sides It is formed by a pair of fitting projections protrudingly provided on the surface of the press-fitting ridge on the intermediate projection side, and the fitting means for position regulation is provided alone or together with another fitting means for position regulation. A butt snap-in connecting device for a connecting saddle for piping according to claim 1 or 2, wherein the invention according to claim 4 further improves piping workability of the connecting saddle in addition to the above. The saddle base and the saddle band are divided into two parts, and the connecting device is provided on the saddle base side to form a preferable connecting device in a preferable connecting saddle. The connecting saddle for piping is formed by providing a saddle base for fixing a building frame and a saddle band for supporting pipes which can be attached to the saddle base. 4. A butt snap-in connecting device for a connecting saddle for piping according to claim 1, wherein the entry ridge and the ridge are arranged on the saddle base. It is a means of solution.

In the present invention, the term "piping" is used to include both a pipe such as a water pipe and a sheath pipe used to cover and integrate the pipe.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, the present invention will be described in more detail with reference to the drawings. A is a connecting saddle, and B is a connecting saddle A, which is used for pipes and books attached to a building frame such as a wall surface, a ceiling surface, and a floor surface. In the example, the sheath is a sheath made of a flexible synthetic resin pipe, and the connecting saddle A is a saddle base 1 for fixing a building frame and a saddle base 1 in this example.
And a saddle band 16 for supporting a pipe B which can be mounted on the saddle base 16, and a connecting device for a connecting saddle A is provided at the opposite end of the saddle base 1.

[0008] The connecting device disposed on the saddle base 1 of the connecting saddle A can be fitted and locked to the opposing ends thereof, so that the connecting saddle A and the saddle base 1 having the same shape can be used. The connecting device is configured such that adjacent connecting saddles A can be connected to each other, and the connecting device protrudes stepwise in the depth direction from one side wall surface of the opposing end portion, and one of the connecting devices protrudes one end of the one side wall surface longitudinal end. A pair of separation protrusions 7 are separated from each other at the side, and the other is an intermediate protrusion 9 located at a longitudinal middle of one side wall surface between the pair of separation protrusions 7 and at least a tip of the separation protrusion 7 or the intermediate protrusion 9. The step receiving portion 6 having a narrow tip opening formed on the side wall surface side by having the tip bulging portion 8 and the other side wall surface protruding from the other side wall surface at the intermediate position in the depth direction from the other side wall surface in the longitudinal direction. And at least above By providing the distal protrusion 12 at the distal end on the side of the separation protrusion 7 or the intermediate protrusion 9 having the end protrusion 8, the protrusion can resiliently engage with the step receiving portion 6 and freely engage with each other. Press-in ridge 11 formed on the other side wall surface side
And a positioning means for preventing positional displacement in the longitudinal direction of the wall surface between the separation protrusion 7 or the intermediate protrusion 9 having the step receiving portion 6 and the press-fitting ridge 11. In the present example, the tip bulging portion of the step receiving portion 6 is provided on both the separation projection 7 and the intermediate projection 9, and the position regulating fitting means is provided with the tip bulging portion of the intermediate projection 9. It is formed by a recess 10 and a recess locking groove 13 which is partially recessed in the press-fitting ridge 11 so as to be resiliently received and fitted to each other. In addition to the above-mentioned position regulating fitting means, as the position regulating fitting means provided therewith, it is sandwiched between the intermediate projection 9 and both longitudinal sides of the other side wall surface of the intermediate projection 9. The press fitting ridges 1 are fitted so as to fit each other.
1 is formed by a pair of fitting projections 14 protrudingly provided on the surface on the side of the intermediate projection 9 in FIG.

That is, in this embodiment, the connecting saddle A is made of synthetic resin having elasticity as a material such as ABS resin or hard nylon resin, and the saddle base 1 and the saddle band 16 are respectively injection-molded to be integrally formed. And a pair of locking holes 3 penetrated through the substrate 2 of the saddle base 1.
The pipe B is connected to the band B by elastically engaging and locking a pair of arrowhead-shaped locking projections 21 projecting from the tip of a C-shaped band portion 17 of the saddle band 16. The saddle band 16 held by the portion 17 is snap-in press-fitted and locked to the saddle base 1 for mounting.

At this time, the saddle base 1 is formed in a horizontally long rectangular shape by forming a surrounding side wall 5 so as to protrude around the rear surface of the substrate 2 so as to surround the substrate 2. In particular, small piece blocks
The step receiving portion 6 having a narrow tip end is inserted into one of the side walls 5 at the opposite end so as to be along the longitudinal direction of the pipe by being parallel to the opposing side wall 5, especially the locking hole 3, and the other side is pressed into the other side. The ridges 11 are formed so as to project integrally.

In the present embodiment, the step receiving portion 6 having a narrow end is provided with a pair of separating projections 7 in the depth direction, that is, in the side wall 5 at the rear in the protruding direction to the height direction, and forwardly at the intermediate projection 9.
And a pair of spaced projections 7 and intermediate projections 9 which divide the side wall surface into three sections in the longitudinal direction, and which are disposed at both ends in the longitudinal direction. Of the side wall surface in the downwardly curved direction in the shape of a letter C, in the middle in the longitudinal direction, and the intermediate protrusion 9 having a slightly longer short length than that of the side wall surface. In the horizontal direction, they are arranged so as to protrude so as to have resiliency by making them thicker.

In the present embodiment, the tip bulging portion 8 having the step receiving portion 6 with the tip end narrowing is formed on the spacing projection 7 of the spacing projection and the intermediate projection. The tip bulging portion 8 engages with and engages with the press-fitting ridge 11. The tip bulging portion 8 faces the front (front) of the pair of separation projections 7 projecting in the downwardly curved direction. Therefore, the protrusions are small bulges bulging in an arc shape over the entire length in the longitudinal direction.

On the other hand, the press-fitting ridges 11 are horizontally projected over the entire length in the longitudinal direction from the center position of the other side wall surface in accordance with the opening position of the step receiving portion 6 due to the step gap. And thick ridges,
At this time, the tip bulging portion 12 is aligned with the tip bulging portion 8 of the pair of separation projections 7 and forms a concave portion for receiving and receiving over the same. Toward the rear surface), a small bulging ridge that similarly bulges in the shape of an arc over the entire length in the longitudinal direction, and the tip bulging portions 8 of the pair of separation protrusions 7 are received in the concave portions. The step receiving portion 6 and the press-fitting ridge 11 are engaged with each other so as to be hooked, and the snap-in press-fitting lock can be connected.

The fitting means for position regulation further complements the fitting engagement between the step receiving portion 6 and the press-fitting ridge 11 in the present embodiment, and provides a connecting action for ensuring a high degree of connection reliability. That is, in the present example, the fitting means, together with the pair of separation projections 7, is directed toward the back surface (rear surface) of the tip of the intermediate projection 9 in the same longitudinal direction. A longitudinal bulging portion 10 formed by a small bulging ridge bulging in an arc shape over the entire length, and a longitudinal direction according to the length of the intermediate protrusion 9 toward the front surface (front surface) of the press fitting ridge 11. The tip bulges 10 are resiliently received and fitted to each other by a partial concave locking groove 13 formed by being concaved in an arc shape at the center position in conformity with the tip bulges 10. The step receiving portion 6 is formed by the fitting portion. In addition to the first connecting means by fitting and locking of the press-fitting ridge 11, the second connecting means for performing this together is formed. By the use of the partially recessed locking groove 13, the fitting of the tip bulging portion 10 of the intermediate projection 9 is locked so as to be closely fitted also in the longitudinal direction. The matching means is the step receiving section 6
When connecting the fitting and locking of the press-fitting ridges 11, the position is regulated and the connection is automatically performed at a fixed position by performing a guide action, and the possibility of longitudinal displacement in the fitting and locking is reduced. It is to be solved.

In addition to this, the fitting means for position regulation provided in the present embodiment is intended to more reliably eliminate the possibility of the above-mentioned guiding action and positional deviation. The next fitting means is formed in an L-shape between the front surface (front surface) of the press-fitting ridge 11 and the side wall so as to sandwich the intermediate protrusion 9 and excluding the length of the intermediate protrusion. A pair of fitting projections 14 are formed at both ends of the fitting projections 14 and are protruded toward the front side. The intermediate projections 9 are received between the pair of fitting projections 14, and are fitted by sandwiching the intermediate projections 9 on both sides. By this fitting, the position of the step receiving portion 6 and the press-fitting ridge 11 is mainly restricted in the longitudinal direction by the fitting, so that the connection is naturally performed by similarly performing the guide action. It should be performed in a fixed position and the longitudinal The possibility of positional deviation of direction was further advanced there as being reliably eliminated.

Therefore, in this embodiment, the saddle bases 1 of the adjacent connecting saddles A are attached in a horizontal or slightly inclined direction and one of the saddle bases 1 is pressed in abutting manner. In addition to the simple and reliable connection, the connection can be made at a fixed position by the fitting means for position control, eliminating the possibility of the displacement and improving the workability of piping work. On the other hand, by mounting the saddle band 16 on the saddle base 1 also by snap-in press-fit engagement, the workability of the piping work can be greatly improved.

In the figure, reference numeral 4 denotes a through hole for a fixing metal 15 such as a screw or an anchor for fixing the saddle base 1 to the frame,
Reference numeral 18 denotes a non-slip rib formed on the surface of the band portion 17 of the saddle band 16 to prevent hand slippage during mounting, 19 denotes a press-down rib similarly formed on the inner surface of the band portion 17, and 2.
Reference numeral 0 denotes an outwardly projecting portion provided on the band portion 17 for projecting the locking projection 21.

Although the illustrated example is as described above, a pair of opposed curved pieces (opposed band portions) which curve the piping connection saddle in the direction opposite to the thick substrate are integrally raised so as to open the front side. The connecting device is to be disposed on the opposite side wall surface of the thick substrate, and a bulge portion is provided at the intermediate projection in the step receiving portion, and the press-fitting ridge is formed. The tip bulge shall be provided in accordance with this, the position regulating fitting shall be similarly provided between the pair of separation protrusions and the press-fitting ridge, and the position regulating fitting shall be In the practice of the present invention, for example, the connecting saddle and the narrowing of the tip end are included, including the case where the tip bulging portion and the concave locking groove or the intermediate projection and one of the pair of separating projections are used alone. Step receiving part, a pair of spaced projections, intermediate projections, press-fitting ridges, tip The specific shapes, materials, structures, relationships, and additions to these of the protruding portion and the fitting portion for position control are changed as long as they do not contradict the gist of the present invention, and are changed to those of various forms. can do.

[0019]

The present invention is configured as described above.
According to the first aspect of the present invention, the piping work can be performed simply and securely by one-touch by pressing the two parts against each other, and the connection can be made at a fixed position by itself, eliminating the possibility of misalignment. It is possible to provide a butt snap-in connecting device for a connecting saddle for piping with improved workability of the present invention.
Each of the position-regulating fitting portions has a simple structure so as to be able to reliably connect the fixed position and eliminate the positional deviation without fail. The invention described in claim 4 is also similar to the above. The connecting saddle is divided into two parts, a saddle base and a saddle band that can be attached to the saddle base, and the connecting device is installed on the saddle base side. After the saddle base is connected and fixed, the piping is fixed with the saddle band. As a result, it is possible to further improve the piping workability of the connecting saddle, and to obtain a preferable form of the connecting device.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a connecting saddle.

FIG. 2 is a longitudinal sectional view of a central portion of the connecting saddle.

FIG. 3 is a front view of a saddle base.

FIG. 4 is a bottom view of the saddle base.

FIG. 5 is a side view of the saddle base.

FIG. 6 is an enlarged vertical sectional view of a central position of a step receiving portion.

FIG. 7 is an enlarged vertical sectional view of a center position of the press-fitting ridge.

FIG. 8 is an enlarged vertical cross-sectional view of one of the spaced-apart projection positions showing a connected state of the saddle base.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS A Connection saddle B Piping 1 Saddle base 5 Side wall 6 Step receiving part 7 Separation projection 8 Tip bulging part 9 Intermediate projection Tip bulging part 11 Press fitting ridge 12 Tip bulging part 13 Depression locking groove 14 Fitting projection 16 Saddle band

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) F16L 3/22 F16L 3/12

Claims (4)

(57) [Claims] 1. A pair of spaced-apart projections protruding from one side wall surface of an opposite end portion in a depth direction in the depth direction, and one is a pair of spaced-apart projections spaced apart from the one side wall surface longitudinal end side, and the other is a pair of spaced-apart projections. An intermediate projection positioned at the middle in the longitudinal direction of one of the side walls, and a step receiving portion having a narrow end opening formed on the side wall surface side by having a distal end bulging portion at least at the distal end of the separation projection or the intermediate projection; The opposite end portion has a tip end swelling portion at the distal end on the side of the separation projection or the middle protrusion side which projects at a middle position in the depth direction from the other side wall surface in the depth direction and has at least the tip swelling portion. A press-fitting ridge formed on the other side wall surface, which is elastically resiliently fitted and locked to the step receiving portion, and a separation projection or an intermediate projection formed with the step receiving portion. Between the press fitting ridges and the longitudinal direction of the wall. A butt snap-in connecting device for a connecting saddle for piping, comprising a fitting means for regulating a position for preventing displacement. 2. The front-end bulging portion of the step receiving portion is provided on both the separation protrusion and the intermediate protrusion, and the fitting means for regulating the position is elastically connected to the front-end bulging portion of the intermediate protrusion. 3. The snap-in of a pipe connecting saddle according to claim 1, wherein the recess is formed by a recess locking groove partially recessed in the press-fitting ridge so as to be received and fitted to each other. Coupling device. 3. The press-fitting ridge on the side of the intermediate projection so that the position-regulating fitting means is sandwiched between the intermediate projection and both sides of the intermediate projection in the longitudinal direction of the other side wall surface and fitted together. 3. The method according to claim 1, wherein the positioning means is formed by a pair of fitting protrusions protrudingly provided on the surface, and the fitting means for position regulation is provided alone or together with another fitting means for position regulation. 7. The butt snap-in connection device for the connection saddle for piping according to 4. 4. The pipe connecting saddle is formed with a saddle base for fixing a building frame and a saddle band for supporting a pipe, which is attachable to the saddle base. 4. The butting snap-in connecting device for connecting saddles for piping according to claim 1, wherein the saddle base is disposed on the saddle base.