JPH11303424A - Pipe support - Google Patents

Pipe support

Info

Publication number
JPH11303424A
JPH11303424A JP10107381A JP10738198A JPH11303424A JP H11303424 A JPH11303424 A JP H11303424A JP 10107381 A JP10107381 A JP 10107381A JP 10738198 A JP10738198 A JP 10738198A JP H11303424 A JPH11303424 A JP H11303424A
Authority
JP
Japan
Prior art keywords
outer tube
pipe
tube
outer pipe
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10107381A
Other languages
Japanese (ja)
Inventor
Tetsuo Tagashira
哲夫 田頭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NIPPON TEKKO KK
Original Assignee
NIPPON TEKKO KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NIPPON TEKKO KK filed Critical NIPPON TEKKO KK
Priority to JP10107381A priority Critical patent/JPH11303424A/en
Publication of JPH11303424A publication Critical patent/JPH11303424A/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • E04G25/063—Shores or struts; Chocks telescopic with parts held together by positive means by pins with safety devices to avoid the accidental loss or unlocking of the pin, e.g. chains attaching the pin to the prop
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a pipe support in which an inner pipe can smoothly pass through a swing-stop portion in an outer pipe and decrease of strength of the outer pipe caused by a press forming can be prevented by only inserting the inner pipe into the outer pipe. SOLUTION: A screw part 12 is formed at the upper end of an outer pipe 1 and an axially extending oval hole is formed in the screw part 12 and further, a pin inserted in the oval hole of the outer pipe 1 and a through hole formed in the inner pipe 1 is supported by an adjustable ring screwed in the screw part 12. In this case, a plurality of recesses 5 dented more inwardly than the inside face of the outer pipe 1 in a press process are formed on the outer pipe at every specified distance in the circumferential direction. The recess 5 is provided with a regulation wall extending in the axial direction of the outer pipe and restricting swing of the inner pipe 2 against the outer pipe 1, and an inclined wall 52 slanting outwardly in the axial direction facing the opening of the outer pipe 1 from the longitudinal both ends of the regulating wall. The inclined walls 52, 53 positioned at the screw part 12 are used as a guide part 52 at the time when the inner pipe 2 is inserted to pass through the regulation wall.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【発明の属する技術分野】本発明は、主として建設工事
における型枠支保工用に用いられるパイプサポートに関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe support mainly used for supporting a formwork in construction work.

【従来の技術】一般にこの種のパイプサポートにあって
は、例えば実開昭５８ー１９１２４４号公報に示されて
いるように、外管と、該外管内にスライド自在に挿通す
る内管とを備え、該内管に複数対の貫通孔を形成すると
共に、前記外管の上端部に設けたネジ部には、長孔を形
成して、前記外管の長孔と前記内管の貫通孔とに挿通し
た係合ピンを、前記ネジ部に螺合した調整環に支持し
て、該調整環の回動により、その全長を微調整可能とし
ている。ところで以上のパイプサポートにあっては、Ｊ
ＩＳ規格により、外管の内径よりも一回り小さな外径か
ら成る内管が用いられることから、外管の内周面と内管
の外周面との間には、クリアランスが生じ、そのため、
内管が外管に対して振れる（偏心する）不具合がある。
そのため従来では、この内管の振れ止め対策として、前
記公報に示すように、外管の内周面に、別途形成した振
れ止め突起を溶接により固着するか、或いはプレス成形
により、外管の一部を径方向内方に窪ませて、該外管の
内面側に振れ止め用の隆起部を突設するようにしてい
る。2. Description of the Related Art Generally, in this type of pipe support, as shown in Japanese Utility Model Application Laid-Open No. 58-191244, for example, an outer pipe and an inner pipe slidably inserted into the outer pipe are used. A plurality of pairs of through holes are formed in the inner tube, and a long hole is formed in a screw portion provided at an upper end portion of the outer tube, and a long hole of the outer tube and a through hole of the inner tube are provided. The supporting pin is supported by an adjusting ring screwed into the screw portion, and the entire length can be finely adjusted by rotating the adjusting ring. By the way, for the above pipe support, J
According to the IS standard, since an inner pipe having an outer diameter slightly smaller than the inner diameter of the outer pipe is used, a clearance is generated between the inner peripheral surface of the outer pipe and the outer peripheral face of the inner pipe.
There is a problem that the inner tube swings (eccentric) with respect to the outer tube.
Therefore, conventionally, as a countermeasure against the steadying of the inner tube, as shown in the above-mentioned publication, a separately formed steadying protrusion is fixed to the inner peripheral surface of the outer tube by welding, or the outer tube is fixed by press molding. The portion is depressed inward in the radial direction, and a raised portion for steadying is protruded from the inner surface side of the outer tube.

【発明が解決しようとする課題】しかしながら、前述の
振れ止め構造では、いずれも内管を外管内に挿入するに
際して、内管の挿入側先端が前記突起若しくは振れ止め
隆起部に引っ掛かり易くて、該内管の挿入該先端を突起
若しくは振れ止め隆起部を通過させることが困難であ
り、前記内管の挿入作業に手間がかかる不具合がある。
また前述の公報に示されているものにあっては、振れ止
め突起を別途形成する必要があるのは勿論のこと、この
突起を外管に別途溶接により固定しなければならず、作
業性が悪い。またプレス成形により外管に振れ止め用の
隆起部を形成する場合においては、該隆起部を画成する
壁の断面形状が急激に変化すると、外管の強度低下を招
き易いと言う問題がある。本発明は、以上の実情に鑑み
て開発したものであって、目的とするところは、、内管
を外管内に挿入するだけで、該内管が外管内の振れ止め
部位をスムーズに通過することが出来て、しかもプレス
成形による外管の強度低下を抑制することの出来るパイ
プサポートを提供するにある。However, in each of the above-mentioned steadying structures, when the inner tube is inserted into the outer tube, the insertion end of the inner tube is easily caught by the projection or the steadying protrusion. Insertion of the inner tube It is difficult to pass the tip through the protrusion or the sway-preventing ridge, and there is a problem that the operation of inserting the inner tube is troublesome.
Further, in the above-mentioned publication, it is necessary to separately form a steady rest projection, and it is necessary to fix this projection to the outer tube by welding separately. bad. Further, in the case of forming a swelling portion on the outer tube by press molding, there is a problem that if the cross-sectional shape of the wall defining the swelling portion changes suddenly, the strength of the outer tube tends to decrease. . The present invention has been developed in view of the above circumstances, and the purpose is to simply insert the inner tube into the outer tube, and the inner tube smoothly passes through the steady rest portion in the outer tube. It is another object of the present invention to provide a pipe support that can perform the above-mentioned process and can suppress a decrease in strength of the outer tube due to press molding.

【課題を解決するための手段】以上の目的を達成するた
めに、請求項１記載の発明は、外管と、該外管内にスラ
イド自在に挿通する内管とを備え、該内管に、軸方向に
適宜間隔をおいて複数対の貫通孔を形成すると共に、外
管の上端部にネジ部を形成し、且つそのネジ部に軸方向
に延びる長孔を形成して、前記外管の長孔と前記内管の
貫通孔とに挿通したピンを、前記ネジ部に螺合させた調
整環に支持させるようにしたパイプサポートにおいて、
外管に、プレス加工により前記外管の内面よりも内方に
窪む複数の凹入部を周方向に所定間隔開けて形成すると
共に、該凹入部を、外管の軸方向に延びて内管の外管に
対する振れを規制する規制壁と、該規制壁の長さ方向両
端から外管の開口に向かって径方向外方に傾斜する傾斜
壁とを備え、ネジ部側に位置する傾斜壁を、内管を前記
規制壁を通過させる際の案内部としたのである。また請
求項２記載の発明は、請求項１記載のパイプサポートに
おいて、外管における内管の挿入側開口部を径方向内方
に絞り込んで、該外管における前記開口部の内径を内管
の外径とほぼ等しくして、該開口部と凹入部の規制壁と
で、内管が外管に対して振れるのを規制するようにした
のである。Means for Solving the Problems In order to achieve the above object, the invention according to claim 1 comprises an outer tube and an inner tube slidably inserted into the outer tube. A plurality of pairs of through-holes are formed at appropriate intervals in the axial direction, a screw portion is formed at the upper end of the outer tube, and a long hole extending in the axial direction is formed in the screw portion. In a pipe support, a pin inserted through a long hole and a through hole of the inner pipe is supported by an adjusting ring screwed into the screw portion.
A plurality of recesses which are depressed inwardly from the inner surface of the outer tube by press working are formed in the outer tube at predetermined intervals in the circumferential direction, and the recesses extend in the axial direction of the outer tube to form the inner tube. A regulating wall that regulates run-out of the outer wall of the outer tube, and an inclined wall that inclines radially outward from both ends in the length direction of the regulating wall toward the opening of the outer tube. In addition, the guide portion is used when the inner tube passes through the regulating wall. According to a second aspect of the present invention, in the pipe support according to the first aspect, the insertion side opening of the inner tube in the outer tube is narrowed radially inward, and the inner diameter of the opening in the outer tube is reduced to the inner tube. The outer diameter is made substantially equal to the opening and the restricting wall of the concave portion restricts the inner pipe from swinging with respect to the outer pipe.

【発明の実施の形態】以下、本発明の実施形態を図面に
基いて説明する。図において１は下端に略正方形の受板
１１を取り付けた外管、２は上端に略正方形の受板２１
を取り付けた内管であって、内管３は外管１内にスライ
ド自在に挿通するようにしている。また内管２には、そ
の軸方向に適宜間隔をおいて径方向で相対向する貫通孔
２２を複数対形成する一方、前記外管１の上端部にはネ
ジ部１２を形成し、該ネジ部１２には、径方向で相対向
する一対の長孔１３を形成している。外管１の内径は、
図４に示すように、内管２の外径よりも一回り大きく、
外管１内に内管２を挿通させた状態では、内管２の外周
面と外管１の内周面との間に所定のクリアランスＳが生
じるように形成されている。３は落下防止用チェーン３
１付きの係合ピンであって、前記外管１の長孔１３およ
び前記内管２における任意の貫通孔２２とにわたって挿
通されて、外管１と内管２とを適宜の位置関係で係合さ
せ、パイプサポートの全長をおおまかに決定するように
している。４はパイプサポートの全長を微調節するため
の調整環であって、前記外管１のネジ部１２に螺着し、
その上端面に前記係合ピン３の長さ方向両端部を受け止
めるようにしている。以上のパイプサポートは、内管２
側の受板２１が外管１側の受板１１に対して所定の高さ
となるように、該内管２を外管１に対して引き出し、該
内管２に設けた貫通孔２２の中から、前記外管１に設け
た長孔１３の長さ方向ほぼ中央に位置する一つを選択し
て、この選択した貫通孔２２と長孔１３とにわたって係
合ピン３を挿通する。そして調整環４を、その側部に揺
勤自在に取り付けたハンドル４１により回転させること
で、該調整環４を外管１に対して上昇させて、前記係合
ピン３を受け止めた後、この係合ピン３を前記長孔１３
内で軸方向に移動させることにより、外管１と内管２と
の相対位置関係、即ち、パイプサポートの全長を微調節
するのである。しかして以上の構成から成るパイプサポ
ートにおいて、図に示す実施形態では、外管１における
前記ねじ部１２よりも下方位置を、プレス成形により、
軸方向に沿って径方向内方に凹入させて、軸方向に所定
長さ延びる複数の凹入部５を周方向に所定間隔開けて形
成すると共に、これら凹入部５の内底を画成する壁部
を、外管１の軸方向に所定長さ延びて内管２の外管１に
対する振れを規制する規制壁５１と、該規制壁５１の長
さ方向両端から外管１の開口に向かって径方向外方に傾
斜する傾斜壁５２・５３とにより構成している。そして
ネジ部１２側に位置する傾斜壁５２を、内管２を前記規
制壁５１を通過させる際の案内部としている。また図に
示す実施形態では、前記外管１の上端周縁部１４を径方
向内方に絞り込んで、該外管１の上端開口の内径を前記
内管２の外径とほぼ等しくして、該外管１の上端開口の
内周縁により内管２が外管１の中央に位置するように規
制している。以上の構成から成るパイプサポートは、外
管１から内管２を軸芯方向に摺動させて、係合ピン３を
長孔１３と任意の貫通孔２２とに挿通した後、調整環４
をハンドル４１により回転させてパイプサポートの全長
を微調整するのである。ところで以上の構造から成るパ
イプサポートにあっては、前記内管２の一端側を外管１
におけるネジ部１２側開口から該外管１内に挿入するに
伴い、該内管２の挿入側先端が、該先端の案内部を構成
する傾斜壁５２の傾斜面にガイドされて、前記規制壁５
１をスムーズに通過するので、内管の前記挿入作業が簡
単に行えるのである。また以上の実施形態では、前記規
制壁５１及び傾斜壁５２・５３で画成される凹入部５が
プレス成形で形成されるにもかかわらず、規制壁５１と
外管１の壁とが傾斜壁５２・５３により結ばれて、該該
凹入部５を画成する壁の断面形状の変化が穏やかである
ので、外管１の強度低下が抑制され、該外管１の剛性を
確保することが出来るのである。斯くして以上の実施形
態のパイプサポートによれば、前記規制壁５１の内面と
外管１の上端開口の内周縁とにより、内管２が前記外管
１に対して偏心することなく、常に直立状態に保持され
るので、該パイプサポートに加わる加重を確実に受け止
めることが出来る。以上の実施形態では、図４に示すよ
うに、８筋の凹入部５を外管１に設けたが、これに限定
されるものではなく、例えば６筋又は４筋の凹入部５を
外管１に設けてもよい。Embodiments of the present invention will be described below with reference to the drawings. In the drawing, 1 is an outer tube having a substantially square receiving plate 11 attached to the lower end, and 2 is a substantially square receiving plate 21 at the upper end.
The inner tube 3 is slidably inserted into the outer tube 1. A plurality of pairs of radially opposed through holes 22 are formed in the inner tube 2 at appropriate intervals in the axial direction, and a screw portion 12 is formed at the upper end of the outer tube 1. The part 12 is formed with a pair of long holes 13 that face each other in the radial direction. The inner diameter of the outer tube 1 is
As shown in FIG. 4, the diameter is slightly larger than the outer diameter of the inner pipe 2,
When the inner tube 2 is inserted into the outer tube 1, a predetermined clearance S is formed between the outer peripheral surface of the inner tube 2 and the inner peripheral surface of the outer tube 1. 3 is a chain 3 for drop prevention
An engagement pin provided with an outer pin 1 and inserted through an elongated hole 13 of the outer pipe 1 and an arbitrary through hole 22 of the inner pipe 2 to engage the outer pipe 1 and the inner pipe 2 in an appropriate positional relationship. To determine the overall length of the pipe support. Reference numeral 4 denotes an adjusting ring for finely adjusting the entire length of the pipe support, which is screwed to the threaded portion 12 of the outer tube 1,
The upper end face receives both ends of the engaging pin 3 in the longitudinal direction. The above pipe support is the inner pipe 2
The inner tube 2 is pulled out of the outer tube 1 so that the receiving plate 21 on the side of the outer tube 1 has a predetermined height with respect to the receiving plate 11 on the side of the outer tube 1. Then, one of the long holes 13 provided in the outer tube 1 is selected at substantially the center in the longitudinal direction, and the engaging pin 3 is inserted through the selected through hole 22 and the long hole 13. The adjusting ring 4 is rotated by a handle 41 attached to the side of the adjusting ring 4 so as to swing freely, so that the adjusting ring 4 is raised with respect to the outer tube 1 and the engaging pin 3 is received. The engagement pin 3 is inserted into the slot 13
By moving the inner pipe in the axial direction, the relative positional relationship between the outer pipe 1 and the inner pipe 2, that is, the total length of the pipe support is finely adjusted. In the pipe support having the above configuration, in the embodiment shown in the drawings, the position below the screw portion 12 in the outer pipe 1 is formed by press molding.
A plurality of recesses 5 extending a predetermined length in the axial direction are formed at predetermined intervals in the circumferential direction by being recessed radially inward along the axial direction, and define the inner bottom of these recesses 5. A regulating wall 51 which extends a predetermined length in the axial direction of the outer tube 1 to regulate the deflection of the inner tube 2 with respect to the outer tube 1, and extends from both longitudinal ends of the regulating wall 51 toward the opening of the outer tube 1. And inclined walls 52 and 53 inclined outward in the radial direction. The inclined wall 52 located on the screw portion 12 side serves as a guide portion when the inner pipe 2 passes through the regulating wall 51. Further, in the embodiment shown in the figure, the upper end peripheral portion 14 of the outer tube 1 is narrowed radially inward, and the inner diameter of the upper end opening of the outer tube 1 is made substantially equal to the outer diameter of the inner tube 2. The inner periphery of the upper end opening of the outer tube 1 regulates the inner tube 2 so as to be located at the center of the outer tube 1. In the pipe support having the above-described configuration, after the inner pin 2 is slid from the outer pipe 1 in the axial direction, the engaging pin 3 is inserted into the elongated hole 13 and the optional through-hole 22,
Is rotated by the handle 41 to finely adjust the overall length of the pipe support. In the pipe support having the above structure, one end of the inner pipe 2 is connected to the outer pipe 1.
The insertion end of the inner tube 2 is guided by the inclined surface of the inclined wall 52 constituting the guide portion of the end, and the regulating wall is 5
1 smoothly passes through, so that the insertion of the inner tube can be easily performed. Further, in the above embodiment, the restriction wall 51 and the wall of the outer tube 1 are formed by the inclined wall despite the fact that the recess 5 defined by the restriction wall 51 and the inclined walls 52 and 53 is formed by press molding. Since the cross-sectional shape of the walls defining the recessed portions 5 are moderately changed by being connected by 52 and 53, a decrease in the strength of the outer tube 1 is suppressed, and the rigidity of the outer tube 1 can be ensured. You can. Thus, according to the pipe support of the above-described embodiment, the inner surface of the regulating wall 51 and the inner peripheral edge of the upper end opening of the outer tube 1 do not cause the inner tube 2 to be eccentric with respect to the outer tube 1 at all times. Since the pipe support is held upright, the load applied to the pipe support can be reliably received. In the above embodiment, as shown in FIG. 4, the eight recesses 5 are provided in the outer tube 1. However, the present invention is not limited to this. For example, the six or four recesses 5 may be provided in the outer tube 1. 1 may be provided.

【発明の効果】請求項１記載の発明によれば、内管に、
軸方向に適宜間隔をおいて複数対の貫通孔を形成すると
共に、外管の上端部にネジ部を形成し、且つそのネジ部
に軸方向に延びる長孔を形成して、前記外管の長孔と前
記内管の貫通孔とに挿通したピンを、前記ネジ部に螺合
させた調整環に支持させるようにしたパイプサポートに
おいて、外管に、プレス加工により前記外管の内面より
も内方に窪む複数の凹入部を周方向に所定間隔開けて形
成すると共に、該凹入部を、外管の軸方向に延びて内管
の外管に対する振れを規制する規制壁と、該規制壁の長
さ方向両端から外管の開口に向かって径方向外方に傾斜
する傾斜壁とを備え、ネジ部側に位置する傾斜壁を、内
管を前記規制壁を通過させる際の案内部としたことによ
り、内管を外管内に挿入するに伴い、該内管の挿入側先
端が、ネジ部側に位置する傾斜壁の傾斜面で確実にガイ
ドされて、前記規制壁をスムーズに通過させることが出
来るので、内管の外管内への挿入作業が簡単に行える
し、また規制壁及び傾斜壁で画成される凹入部がプレス
成形で形成されるにもかかわらず、規制壁と外管の壁と
が傾斜壁により結ばれて、該凹入部を画成する壁の断面
形状の変化が穏やかとなっているので、外管の強度低下
が抑制されて、該外管の剛性を確保することが出来る。
また請求項２記載の発明は、請求項１記載のパイプサポ
ートにおいて、外管における内管の挿入側開口部を径方
向内方に絞り込んで、該外管における前記開口部の内径
を内管の外径とほぼ等しくして、該開口部と凹入部の規
制壁とで、内管が外管に対して振れるのを規制するよう
にしたことにより、請求項１記載の発明の作用効果に加
えて、前記内管を外管に対して偏心することなく常に直
立状に保持することが出来る。According to the first aspect of the present invention, the inner pipe has:
A plurality of pairs of through-holes are formed at appropriate intervals in the axial direction, a screw portion is formed at the upper end of the outer tube, and a long hole extending in the axial direction is formed in the screw portion. In a pipe support in which a pin inserted through a long hole and a through-hole of the inner pipe is supported by an adjusting ring screwed into the screw portion, the outer pipe is press-processed more than the inner surface of the outer pipe. A plurality of indented portions which are depressed inwardly formed at predetermined intervals in a circumferential direction, and the indented portions extend in the axial direction of the outer tube to regulate the deflection of the inner tube relative to the outer tube; An inclined wall which is inclined radially outward from both ends in the length direction of the wall toward the opening of the outer tube, and a guide portion for allowing the inner tube to pass through the regulating wall, the inclined wall located on the screw portion side. As the inner tube is inserted into the outer tube, the insertion end of the inner tube is The guide is reliably guided by the inclined surface of the inclined wall to be placed, and can smoothly pass through the regulating wall, so that the inner pipe can be easily inserted into the outer pipe, and the regulating wall and the inclined wall can be used for the operation. Although the formed recess is formed by press molding, the regulating wall and the wall of the outer tube are connected by the inclined wall, and the change in the sectional shape of the wall defining the recess becomes gentle. Therefore, a decrease in the strength of the outer tube is suppressed, and the rigidity of the outer tube can be ensured.
According to a second aspect of the present invention, in the pipe support according to the first aspect, the insertion side opening of the inner tube in the outer tube is narrowed radially inward, and the inner diameter of the opening in the outer tube is reduced to the inner tube. In addition to the effect of the first aspect of the present invention, the opening and the recessed wall restrict the inner pipe from swinging relative to the outer pipe by making the outer diameter substantially equal to the outer diameter. Thus, the inner pipe can be always held upright without being eccentric with respect to the outer pipe.

【図面の簡単な説明】[Brief description of the drawings]

【図１】本発明にかかるパイプサポートの概略正面図。FIG. 1 is a schematic front view of a pipe support according to the present invention.

【図２】同、要部の拡大正面図。FIG. 2 is an enlarged front view of the main part.

【図３】同、要部を一部切り欠いて示す拡大正面図。FIG. 3 is an enlarged front view showing a main part with a part cut away.

【図４】図３におけるＸ−Ｘ線断面図。FIG. 4 is a sectional view taken along line XX in FIG. 3;

【符号の説明】[Explanation of symbols]

１ 外管 １２ ネジ部 １３ 長孔 ２ 内管 ２２ 貫通孔 ３ 係合ピン ４ 調整環 ５ 凹入部 ５１ 規制壁 ５２ 傾斜壁（案内部） ５３ 傾斜壁 DESCRIPTION OF SYMBOLS 1 Outer pipe 12 Screw part 13 Long hole 2 Inner pipe 22 Through-hole 3 Engagement pin 4 Adjustment ring 5 Depression 51 Restriction wall 52 Inclined wall (guide part) 53 Inclined wall

Claims (2)

【特許請求の範囲】[Claims] 【請求項１】外管（１）と、該外管（１）内にスライド
自在に挿通する内管（２）とを備え、該内管（２）に、
軸方向に適宜間隔をおいて複数対の貫通孔（２２）を形
成すると共に、外管（１）の上端部にネジ部（１２）を
形成し、且つそのネジ部（１２）に軸方向に延びる長孔
（１３）を形成して、前記外管（１）の長孔（１３）と
前記内管（２）の貫通孔（２２）とに挿通した係合ピン
（３）を、前記ネジ部（１２）に螺合させた調整環
（４）に支持させるようにしたパイプサポートにおい
て、外管（１）には、プレス加工により該外管（１）の
内面よりも内方に窪む複数の凹入部（５）が周方向に所
定間隔開けて形成され、該凹入部（５）は、外管（１）
の軸方向に延びて内管（２）の外管（１）に対する振れ
を規制する規制壁（５１）と、該規制壁（５１）の長さ
方向両端から外管（１）の開口に向かって径方向外方に
傾斜する傾斜壁（５２）（５３）とを備え、ネジ部（１
２）側に位置する傾斜壁（５２）を、内管（２）を前記
規制壁（５１）を通過させる際の案内部としていること
を特徴とするパイプサポート。An outer tube (1) and an inner tube (2) slidably inserted into the outer tube (1), wherein the inner tube (2) has
A plurality of pairs of through holes (22) are formed at appropriate intervals in the axial direction, and a screw portion (12) is formed at the upper end of the outer tube (1). An elongated hole (13) is formed, and the engaging pin (3) inserted through the elongated hole (13) of the outer tube (1) and the through hole (22) of the inner tube (2) is screwed into the screw. In the pipe support which is supported by the adjusting ring (4) screwed to the portion (12), the outer tube (1) is depressed inward from the inner surface of the outer tube (1) by press working. A plurality of recesses (5) are formed at predetermined intervals in the circumferential direction, and the recesses (5) are formed on the outer tube (1).
A regulating wall (51) extending in the axial direction of the inner tube (2) to regulate the deflection of the inner tube (2) with respect to the outer tube (1), and extending from both longitudinal ends of the regulating wall (51) toward the opening of the outer tube (1). Inclined walls (52) and (53) inclined outward in the radial direction.
2) A pipe support, wherein the inclined wall (52) located on the side serves as a guide portion when the inner pipe (2) passes through the regulating wall (51). 【請求項２】外管（１）における内管（２）の挿入側開
口部を径方向内方に絞り込んで、該外管（１）における
前記開口部の内径を内管（２）の外径とほぼ等しくして
いる請求項１記載のパイプサポート。2. An opening on the insertion side of the inner tube (2) in the outer tube (1) is narrowed radially inward, and the inner diameter of the opening in the outer tube (1) is set to the outside of the inner tube (2). The pipe support according to claim 1, wherein the diameter of the pipe support is substantially equal to the diameter.
JP10107381A 1998-04-17 1998-04-17 Pipe support Pending JPH11303424A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10107381A JPH11303424A (en) 1998-04-17 1998-04-17 Pipe support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10107381A JPH11303424A (en) 1998-04-17 1998-04-17 Pipe support

Publications (1)

Publication Number Publication Date
JPH11303424A true JPH11303424A (en) 1999-11-02

Family

ID=14457687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10107381A Pending JPH11303424A (en) 1998-04-17 1998-04-17 Pipe support

Country Status (1)

Country Link
JP (1) JPH11303424A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2019889A2 (en) * 2006-05-11 2009-02-04 Wilian Holding Company Shore post leg assembly
DE102010041122A1 (en) * 2010-09-21 2012-03-22 Doka Industrie Gmbh Support for the construction industry

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2019889A2 (en) * 2006-05-11 2009-02-04 Wilian Holding Company Shore post leg assembly
EP2019889A4 (en) * 2006-05-11 2014-05-21 Wilian Holding Co Shore post leg assembly
DE102010041122A1 (en) * 2010-09-21 2012-03-22 Doka Industrie Gmbh Support for the construction industry

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