JPH10230548A - Clamp device for electrofusion joint - Google Patents

Clamp device for electrofusion joint

Info

Publication number
JPH10230548A
JPH10230548A JP9034788A JP3478897A JPH10230548A JP H10230548 A JPH10230548 A JP H10230548A JP 9034788 A JP9034788 A JP 9034788A JP 3478897 A JP3478897 A JP 3478897A JP H10230548 A JPH10230548 A JP H10230548A
Authority
JP
Japan
Prior art keywords
electrofusion joint
electrofusion
joint
clamp device
resin pipe
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.)
Granted
Application number
JP9034788A
Other languages
Japanese (ja)
Other versions
JP2889548B2 (en
Inventor
Toshiteru Sada
利輝 佐田
Yukio Kobayashi
幸雄 小林
Masahiro Kato
昌宏 加藤
Nobuhisa Takamatsu
延久 高松
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.)
MATSUZAKA TEKKOSHO KK
Toho Gas Co Ltd
Original Assignee
MATSUZAKA TEKKOSHO KK
Toho Gas Co Ltd
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 MATSUZAKA TEKKOSHO KK, Toho Gas Co Ltd filed Critical MATSUZAKA TEKKOSHO KK
Priority to JP9034788A priority Critical patent/JP2889548B2/en
Publication of JPH10230548A publication Critical patent/JPH10230548A/en
Application granted granted Critical
Publication of JP2889548B2 publication Critical patent/JP2889548B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5223—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces
    • B29C66/52231—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces with a right angle, e.g. for making L-shaped pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7841—Holding or clamping means for handling purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
    • B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a clamp device for an electrofusion joint capable of clamping a resin pipe from above and capable of corresponding to electrofusion joints having various kinds of shapes or sizes. SOLUTION: Two supports 1, 1 equipped with two parallel support rods 3 are connected in a freely bendable manner at a central connection part so as to be capable of corresponding to various shapes of a socket, a tee or an elbow. Chain vises are respectively provided to the main bodies 5, 5 attached to the support rods 3 of the supports 1, 1 in a freely slidable manner and the resin pipe P inserted into an electrofusion joint E can be clamped from above.

Description

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

【０００１】[0001]

【発明の属する技術分野】本発明は、電熱線を内蔵した
継手（エレクトロフュージョン継手）を用いてポリエチ
レン管等の樹脂管を融着接合する際に用いられるエレク
トロフュージョン継手用クランプ装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a clamp device for an electrofusion joint which is used when a resin pipe such as a polyethylene pipe is fusion-bonded by using a joint containing an electric heating wire (electrofusion joint). .

【０００２】[0002]

【従来の技術】ポリエチレン管等の樹脂管の接合には、
従来からエレクトロフュージョン継手が用いられてい
る。これは電熱線を内蔵した樹脂製の継手であり、接合
しようとする樹脂管の端部をこの継手の両側に挿入して
通電し、熱融着により接合を行わせるものである。この
作業の間、接合しようとする樹脂管を固定しておく必要
があり、このためにエレクトロフュージョン継手用クラ
ンプ装置が開発されている。2. Description of the Related Art For joining resin pipes such as polyethylene pipes,
Conventionally, an electrofusion joint has been used. This is a resin joint having a built-in heating wire, in which the ends of a resin pipe to be joined are inserted into both sides of the joint and energized to join by heat fusion. During this operation, it is necessary to fix the resin tube to be joined, and therefore, a clamp device for an electrofusion joint has been developed.

【０００３】図７は従来の代表的なエレクトロフュージ
ョン継手用クランプ装置を示す図であり、平板状のベー
ス３０の上部両端に半割り型のパイプチャック３１を備
えたものである。このクランプ装置は接合しようとする
樹脂管Ｐの下側にセットされて用いられるもので、エレ
クトロフュージョン継手Ｅの両側に挿入した樹脂管Ｐを
パイプチャック３１に挟んでロックねじ３２で締めつ
け、この状態で図示のようにエレクトロフュージョン継
手Ｅのターミナル３３に電線３４を接続して熱融着を行
うようになっている。FIG. 7 is a view showing a conventional typical electrofusion joint clamping device, which is provided with a half-pipe pipe chuck 31 at both upper ends of a flat base 30. This clamp device is used by being set below the resin tube P to be joined. The resin tube P inserted on both sides of the electrofusion joint E is sandwiched between the pipe chucks 31 and tightened with the lock screw 32. As shown in the figure, a wire 34 is connected to the terminal 33 of the electrofusion joint E to perform heat fusion.

【０００４】ところがこのような従来のクランプ装置に
は、次のような問題があった。 接合しようとする樹脂管Ｐの下側にセットするため
に、地中管の場合には深いピットを掘る必要がある。 エレクトロフュージョン継手Ｅにはソケット、チ
ー、エルボ等の各種の形状があり、また樹脂管Ｐのサイ
ズに応じて各種のサイズがあるため、それぞれに対応さ
せてクランプ装置を製作する必要がある。However, such a conventional clamping device has the following problems. In the case of an underground pipe, a deep pit needs to be dug in order to set it below the resin pipe P to be joined. Since the electrofusion joint E has various shapes such as a socket, a tee, an elbow, and the like, and has various sizes according to the size of the resin pipe P, it is necessary to manufacture a clamp device corresponding to each.

【０００５】[0005]

【発明が解決しようとする課題】本発明は上記した従来
の問題点を解決して、接合しようとする樹脂管Ｐの上側
からクランプすることができ、各種の形状やサイズのエ
レクトロフュージョン継手Ｅに対応できるエレクトロフ
ュージョン継手用クランプ装置を提供するためになされ
たものである。SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems in the prior art, and can be clamped from the upper side of a resin pipe P to be joined. The purpose of the present invention is to provide a compatible electrofusion joint clamping device.

【０００６】[0006]

【課題を解決するための手段】上記の課題を解決するた
めになされた本発明は、それぞれが２本の平行な支持棒
を備えた２個の支持具を、中央の連結部で屈曲自在に連
結するとともに、エレクトロフュージョン継手に挿入さ
れた樹脂管をクランプするためのチェーンバイスを備え
た本体を、各支持具の支持棒上にスライド自在に取り付
けたことを特徴とするものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and comprises two support members each having two parallel support rods, which can be bent at a center connecting portion. A main body having a chain vise for connecting and clamping a resin pipe inserted into the electrofusion joint is slidably mounted on a support rod of each support tool.

【０００７】[0007]

【発明の実施の形態】以下に本発明の好ましい実施の形
態を示す。図１は本発明のエレクトロフュージョン継手
用クランプ装置の正面図、図２はその平面図である。こ
れらの図において１、１は支持具であり、各支持具１は
Ｕ字状の金具２とその先端に固定された２本の平行な支
持棒３とからなる。ほぼ同一形状の２個の支持具１、１
が中央の連結部に設けられたノブ付きねじ４により屈曲
自在に連結されており、ノブ付きねじ４を締めることに
よって２個の支持具１、１を直線状又はＬ字状の何れの
状態でも固定できるようになっている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below. FIG. 1 is a front view of a clamp device for an electrofusion joint according to the present invention, and FIG. 2 is a plan view thereof. In these figures, reference numerals 1 and 1 denote supports, each of which comprises a U-shaped fitting 2 and two parallel support rods 3 fixed to the end thereof. Two supports 1, 1 of substantially the same shape
Are connected flexibly by a screw 4 with a knob provided at a central connecting portion, and by tightening the screw 4 with a knob, the two supports 1, 1 can be linearly or L-shaped. It can be fixed.

【０００８】各支持具１、１の支持棒３、３上には、図
３に示した形状の本体５がスライド自在に取り付けられ
ている。本体５の下面には樹脂管Ｐの上面に接するＶ型
の座面６が形成されている。また本体５はその両側にア
ーム７、８を有し、これらのアーム７、８にチェーンバ
イス９が設けられている。チェーンバイス９はアーム７
の受け溝１０に引っかけられるピン１１を先端部に持つ
チェーン１２と、このチェーン１２の基部を牽引する引
っ張りねじ１３とからなる。この引っ張りねじ１３はア
ーム８に螺合されている。このため、チェーン１２を樹
脂管Ｐの下側を通して樹脂管Ｐに巻き付けたうえ、先端
部のピン１１をアーム７の受け溝１０に引っかけ、更に
引っ張りねじ１３を回転させてチェーン１２の基部を牽
引すれば、樹脂管Ｐは本体５の下面のＶ型の座面６に引
き付けられて本体５にクランプされることとなる。な
お、１４は本体５を支持棒３上の任意の位置で固定する
ための蝶ボルトである。A main body 5 having the shape shown in FIG. 3 is slidably mounted on the support rods 3, 3 of each of the supports 1, 1, respectively. On the lower surface of the main body 5, a V-shaped seating surface 6 that is in contact with the upper surface of the resin pipe P is formed. The main body 5 has arms 7 and 8 on both sides thereof, and the arms 7 and 8 are provided with a chain vise 9. Chain vise 9 is arm 7
A chain 12 having a pin 11 at its tip end to be hooked in the receiving groove 10 of the vehicle, and a tension screw 13 for pulling the base of the chain 12. The pull screw 13 is screwed to the arm 8. For this reason, the chain 12 is wound around the resin pipe P through the lower side of the resin pipe P, the pin 11 at the tip is hooked into the receiving groove 10 of the arm 7, and the pull screw 13 is further rotated to pull the base of the chain 12. Then, the resin pipe P is attracted to the V-shaped seating surface 6 on the lower surface of the main body 5 and is clamped by the main body 5. Reference numeral 14 denotes a wing bolt for fixing the main body 5 at an arbitrary position on the support rod 3.

【０００９】このように構成された本発明のエレクトロ
フュージョン継手用クランプ装置は、エレクトロフュー
ジョン継手Ｅの形状に応じて２個の支持具１、１の角度
をノブ付きねじ４で固定し、エレクトロフュージョン継
手Ｅの上面にセットする。図示のようにエレクトロフュ
ージョン継手Ｅの上面には通電用のターミナル１５等が
突設されているが、これらは支持具１の２本の平行な支
持棒３、３間に収納することができ、しかも図１のよう
に支持棒３は本体５の座面６より高い位置にあるので、
支持具１と干渉することはない。また通電用の電線等も
支持棒３、３間のスペースを利用してターミナル１５に
接続することができる。In the electrofusion joint clamping apparatus of the present invention thus constructed, the angles of the two supports 1 and 1 are fixed by the knob-equipped screw 4 according to the shape of the electrofusion joint E, and the electrofusion is performed. Set on the upper surface of the joint E. As shown, terminals 15 and the like for energization protrude from the upper surface of the electrofusion joint E, and these can be accommodated between two parallel support rods 3 of the support 1. Moreover, as shown in FIG. 1, since the support rod 3 is located higher than the seating surface 6 of the main body 5,
There is no interference with the support 1. In addition, an electric wire or the like for energization can be connected to the terminal 15 using the space between the support rods 3.

【００１０】次に、エレクトロフュージョン継手Ｅの形
状やサイズに応じて本体５を支持棒３上でスライドさ
せ、本体５をエレクトロフュージョン継手Ｅに挿入され
た樹脂管Ｐ上に位置させる。そして前記したように各本
体５のチェーンバイス９を利用し、エレクトロフュージ
ョン継手Ｅに挿入された樹脂管Ｐを本体５にクランプす
る。これによって２本の樹脂管Ｐはエレクトロフュージ
ョン継手Ｅに挿入された状態のまま確実に固定されるの
で、通電加熱によって熱融着による接合を行えばよい。Next, the main body 5 is slid on the support rod 3 in accordance with the shape and size of the electrofusion joint E, and the main body 5 is positioned on the resin pipe P inserted into the electrofusion joint E. Then, the resin pipe P inserted into the electrofusion joint E is clamped to the main body 5 by using the chain vise 9 of each main body 5 as described above. As a result, the two resin pipes P are securely fixed while being inserted into the electrofusion joint E, so that they may be joined by heat fusion by applying current.

【００１１】図４はサイズの小さいエレクトロフュージ
ョン継手Ｅに本発明のクランプ装置を用いた例を示す図
である。この場合には図示のように支持棒３上で本体５
を中心方向にスライドさせて使用すればよい。また図５
は、ソケット型のエレクトロフュージョン継手Ｅに本発
明のクランプ装置を用いた例を示す図であり、図６はエ
ルボ型のエレクトロフュージョン継手Ｅに本発明のクラ
ンプ装置を用いた例を示す図である。図６の場合には２
個の支持具１、１の角度を直角として使用する。FIG. 4 is a diagram showing an example in which the clamping device of the present invention is used for an electrofusion joint E having a small size. In this case, the main body 5 is supported on the support rod 3 as shown.
May be used by sliding in the center direction. FIG.
FIG. 6 is a diagram showing an example in which the clamping device of the present invention is used for a socket-type electrofusion joint E, and FIG. 6 is a diagram showing an example in which the clamping device of the present invention is used for an elbow-type electrofusion joint E. . In the case of FIG.
The angles of the individual supports 1, 1 are used as right angles.

【００１２】[0012]

【発明の効果】以上に説明したように本発明のクランプ
装置は、２個の支持具１、１の角度を変えたり、本体５
を支持棒３上でスライドさせることにより、各種の形状
やサイズのエレクトロフュージョン継手Ｅに対応できる
利点がある。またエレクトロフュージョン継手Ｅ及び樹
脂管Ｐの上面にセットして用いることができるため、チ
ェーン１２を通すことができるだけの穴を掘ればよく、
従来のように接合しようとする樹脂管Ｐの下側に深いピ
ットを掘る必要はない。よって本発明は従来の問題点を
解決したエレクトロフュージョン継手用クランプ装置と
して、価値の高いものである。As described above, according to the clamp device of the present invention, the angle of the two supports 1 and 1 can be changed,
By sliding on the support rod 3, there is an advantage that it is possible to cope with the electrofusion joints E of various shapes and sizes. In addition, since it can be used by being set on the upper surfaces of the electrofusion joint E and the resin pipe P, it is sufficient to dig a hole through which the chain 12 can pass.
It is not necessary to dig a deep pit below the resin pipe P to be joined as in the related art. Therefore, the present invention is highly valuable as a clamp device for an electrofusion joint that solves the conventional problems.

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

【図１】本発明のエレクトロフュージョン継手用クラン
プ装置の正面図である。FIG. 1 is a front view of an electrofusion joint clamping device according to the present invention.

【図２】図１の平面図である。FIG. 2 is a plan view of FIG.

【図３】本体の右側面図である。FIG. 3 is a right side view of the main body.

【図４】サイズの異なるエレクトロフュージョン継手に
用いた状態を示す平面図である。FIG. 4 is a plan view showing a state used for electrofusion joints having different sizes.

【図５】ソケット型のエレクトロフュージョン継手に用
いた状態を示す平面図である。FIG. 5 is a plan view showing a state used for a socket-type electrofusion joint.

【図６】エルボ型のエレクトロフュージョン継手に用い
た状態を示す平面図である。FIG. 6 is a plan view showing a state used for an elbow-type electrofusion joint.

【図７】従来のエレクトロフュージョン継手用クランプ
装置の使用状態を示す斜視図である。FIG. 7 is a perspective view showing a usage state of a conventional electrofusion joint clamping device.

【符号の説明】[Explanation of symbols]

Ｐ パイプ Ｅ エレクトロフュージョン継手 １ 支持具 ２ Ｕ字状の金具 ３ 支持棒 ４ ノブ付きねじ ５ 本体 ６ Ｖ型の座面 ７ アーム ８ アーム ９ チェーンバイス １０ 受け溝 １１ ピン １２ チェーン １３ 引っ張りねじ １４ 蝶ボルト １５ 通電用のターミナル ３０ 従来の平板状のベース ３１ パイプチャック ３２ ロックねじ ３３ ターミナル ３４ 電線 P pipe E electrofusion joint 1 support 2 U-shaped fitting 3 support rod 4 screw with knob 5 body 6 V-shaped seat 7 arm 8 arm 9 chain vise 10 receiving groove 11 pin 12 chain 13 pulling screw 14 butterfly bolt 15 Terminal for electricity supply 30 Conventional flat base 31 Pipe chuck 32 Lock screw 33 Terminal 34 Electric wire

───────────────────────────────────────────────────── フロントページの続き (72)発明者 加藤 昌宏 愛知県名古屋市熱田区桜田町19番18号 東 邦瓦斯株式会社内 (72)発明者 高松 延久 愛知県名古屋市熱田区桜田町19番18号 東 邦瓦斯株式会社内 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masahiro Kato 19-18, Sakuradacho, Atsuta-ku, Nagoya-shi, Aichi Prefecture Inside Higashi Kokugas Corporation (72) Inventor Nobuhisa Takamatsu 19-18, Sakuradacho, Atsuta-ku, Nagoya-shi, Aichi No.Tohoho Gas Co., Ltd.

Claims (1)

【特許請求の範囲】[Claims] 【請求項１】 それぞれが２本の平行な支持棒を備えた
２個の支持具を、中央の連結部で屈曲自在に連結すると
ともに、エレクトロフュージョン継手に挿入された樹脂
管をクランプするためのチェーンバイスを備えた本体
を、各支持具の支持棒上にスライド自在に取り付けたこ
とを特徴とするエレクトロフュージョン継手用クランプ
装置。1. A joint for connecting two support members, each having two parallel support rods, to bendable at a central connecting portion, and for clamping a resin tube inserted into an electrofusion joint. A clamp device for an electrofusion joint, wherein a main body having a chain vise is slidably mounted on a support rod of each support tool.
JP9034788A 1997-02-19 1997-02-19 Clamping device for electrofusion joint Expired - Lifetime JP2889548B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9034788A JP2889548B2 (en) 1997-02-19 1997-02-19 Clamping device for electrofusion joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9034788A JP2889548B2 (en) 1997-02-19 1997-02-19 Clamping device for electrofusion joint

Publications (2)

Publication Number Publication Date
JPH10230548A true JPH10230548A (en) 1998-09-02
JP2889548B2 JP2889548B2 (en) 1999-05-10

Family

ID=12424027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9034788A Expired - Lifetime JP2889548B2 (en) 1997-02-19 1997-02-19 Clamping device for electrofusion joint

Country Status (1)

Country Link
JP (1) JP2889548B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023950A (en) * 2006-07-25 2008-02-07 Rex Industries Co Ltd Clamping device for electro-fusion joint
GB2468916A (en) * 2009-03-28 2010-09-29 Graham Joseph Tannant Electrofusion joint in device detection system
JP2012200997A (en) * 2011-03-25 2012-10-22 Mcc Corp Clamp device for electrofusion joint
JP2013253652A (en) * 2012-06-07 2013-12-19 Sekisui Chem Co Ltd Fixture

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023950A (en) * 2006-07-25 2008-02-07 Rex Industries Co Ltd Clamping device for electro-fusion joint
GB2468916A (en) * 2009-03-28 2010-09-29 Graham Joseph Tannant Electrofusion joint in device detection system
GB2468916B (en) * 2009-03-28 2013-07-03 Graham Joseph Tannant Electrofusion joint in device detection system (EJIDDS)
JP2012200997A (en) * 2011-03-25 2012-10-22 Mcc Corp Clamp device for electrofusion joint
JP2013253652A (en) * 2012-06-07 2013-12-19 Sekisui Chem Co Ltd Fixture

Also Published As

Publication number Publication date
JP2889548B2 (en) 1999-05-10

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