JPS6234999B2 - - Google Patents
Info
- Publication number
- JPS6234999B2 JPS6234999B2 JP11036082A JP11036082A JPS6234999B2 JP S6234999 B2 JPS6234999 B2 JP S6234999B2 JP 11036082 A JP11036082 A JP 11036082A JP 11036082 A JP11036082 A JP 11036082A JP S6234999 B2 JPS6234999 B2 JP S6234999B2
- Authority
- JP
- Japan
- Prior art keywords
- ring body
- tube
- ring
- locked
- fitting
- 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.)
- Expired
Links
- 239000002184 metal Substances 0.000 claims description 20
- 238000003780 insertion Methods 0.000 claims description 16
- 230000037431 insertion Effects 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000005304 joining Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000002788 crimping Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Joints With Sleeves (AREA)
Description
【発明の詳細な説明】
本発明は管体連結用金具及び管体連結用金具へ
の管体の接合方法、さらに詳しくは管体と管体と
の連結に際し、少なくともいずれか一方の管体に
外嵌され両管体の離脱を防止する管体連結用金
具、及びこのような管体連結用金具への管体の接
合方法に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a tube connection fitting and a method for joining a tube to the tube connection fitting, and more specifically, when connecting the tubes, it is possible to connect at least one of the tubes. The present invention relates to a tube connecting fitting that is fitted onto the outside to prevent both tubes from coming apart, and a method for joining a tube to such a tube connecting fitting.
少なくともいずれか一方の管体に外嵌して両管
体の離脱を防止するこの種管体連結用金具とし
て、すでに本件出願人によつて出願された特願昭
56−44619号に係る発明がある。すなわちこの発
明は第８図に示すように管体連結用金具本体３′
内に、管体A′の外周より外開きの可撓性部材か
らなる一部切欠のリング体１′を装着し、該リン
グ体１′を同図の状態から締付体１３′で締付ける
ことによつて該リング体１′の刃先２′を管体Ａの
外周面に食い込ませて管体の離脱を防止するもの
である。 A patent application filed by the applicant for this type of tube connection fitting that fits onto at least one of the tubes to prevent the two tubes from coming apart is disclosed in a patent application filed by the applicant.
There is an invention related to No. 56-44619. In other words, the present invention provides a pipe connection fitting main body 3' as shown in FIG.
A partially cut-out ring body 1' made of a flexible member that opens outward from the outer periphery of the tube body A' is installed inside the tube body A', and the ring body 1' is tightened with a tightening body 13' from the state shown in the figure. As a result, the cutting edge 2' of the ring body 1' bites into the outer peripheral surface of the tubular body A to prevent the tubular body from coming off.
ところがこの発明においてはリング体１′が外
開き、すなわち管体の外周より外側へ弾発可能に
構成されてなる為、金具本体３′内への管体A′の
挿入は極めて容易に行なえるが、その反面締付体
１３′をすべて締付けなければリング体１′と管体
A′との接合が完全に行なえないという問題点が
あつた。すなわち複数の締付体１３′の一部が緩
むと、その緩んだ個所のリング体１′と管体A′間
に〓間が生じる為管体連結用金具からの管体の離
脱が生じ易くなり、その結果管体内を通過する流
体の漏洩が生ずるおそれがあるという致命的な欠
点があつた。 However, in this invention, the ring body 1' is configured to open outward, that is, to be able to spring outward from the outer periphery of the tube body, so that the tube body A' can be inserted extremely easily into the metal fitting body 3'. However, on the other hand, if all the tightening bodies 13' are not tightened, the ring body 1' and the tube body will be damaged.
There was a problem that the bonding with A' could not be completed completely. In other words, if a portion of the plurality of fasteners 13' becomes loose, a gap will be created between the ring body 1' and the tube body A' at the loosened location, making it easy for the tube body to separate from the tube connection fitting. As a result, there was a fatal drawback that there was a risk of leakage of the fluid passing through the tube.
そこでこのような欠点を解消する為に上記リン
グ体を管体の外周より内側へ弾発可能な可撓性部
材で構成することが考えられるが、その場合には
管体をリング体内に挿入しにくくなるという問題
点が生ずる。 Therefore, in order to eliminate such drawbacks, it is conceivable to construct the ring body with a flexible member that can be elastically inward from the outer periphery of the tube body, but in that case, the tube body must be inserted into the ring body. The problem arises that it becomes difficult.
本発明は以上のような問題点をすべて解決しう
るもので、内側へ弾発可能な可撓性部材からなる
リング体を使用し、しかもリング体内への管体の
挿入を極めて容易に行なうことができ、よつて締
付体をさほど締付けなくとも管体連結用金具から
の管体の離脱を完全に防止することができるとい
う全く新規且つ有用な管体連結用金具及び管体連
結用金具への管体の接合方法を提供することを目
的とする。 The present invention can solve all of the above-mentioned problems by using a ring body made of a flexible member that can be elasticized inward, and by making it extremely easy to insert the tube body into the ring body. A completely new and useful pipe connection fitting and pipe connection fitting which can completely prevent the separation of the pipe from the pipe connection fitting without tightening the clamping body very much. The purpose of this invention is to provide a method for joining pipe bodies.
すなわち本発明は管体外周面に食い込み可能な
刃先を内周縁に有する少なくとも一部切欠のリン
グ体を金具本体に形成されたハウジング内に装着
してなる管体連結用金具において、前記リング体
を管体の外周より内側へ弾発可能な可撓性部材で
構成し、且つ該リング体の一端を係止可能とする
手段を前記金具本体内に設け、該リング体１の一
端を係止させた際リング体の他端上の金具本体に
長孔を穿設するとともに該長孔より径の大なる挿
入孔を該長孔の端部に連設し、しかも該挿入孔へ
挿入可能な係止ピンによつて前記リング体の他端
を係脱自在に係止しうるように構成してなる管体
連結用金具と、このような管体連結用金具に管体
を接合する接合する方法にある。 That is, the present invention provides a tube connection fitting in which a ring body having at least a partially cut out portion having a cutting edge on the inner circumferential edge capable of biting into the outer circumferential surface of the tube body is mounted in a housing formed in a fitting main body. A means is provided in the metal fitting body, which is made of a flexible member that can be elastically inward from the outer periphery of the tube body, and is capable of locking one end of the ring body 1, so that the one end of the ring body 1 can be locked. In this case, an elongated hole is bored in the metal fitting body on the other end of the ring body, and an insertion hole with a larger diameter than the elongated hole is connected to the end of the elongated hole. A tube connection fitting configured to detachably lock the other end of the ring body with a stop pin, and a method for joining a tube to such a tube connection fitting. It is in.
本発明は上述のような管体連結用金具、及び管
体連結用金具への管体の接合方法なる為、リング
体を管体の外周より内側に弾発可能な可撓性部材
で構成してなるにもかかわらずリング体の両端を
係止することによつてリング体内への管体の挿入
を容易に行なうことができ、しかも管体の挿入後
はリング体の他端の係止状態を離脱することによ
つてリング体を内側へ弾発して管体に圧着し、そ
れによつて〓間が生ずることなくリング体が管体
を締付けることとなる。従つて締付体を完全に締
付けていない状態、或いは複数個の締付体のうち
何個かの締付体が不可抗力によつて緩んだ状態と
なつても決して管体連結用金具からの管体の離脱
が生ずることがないという顕著な効果がある。 Since the present invention relates to the above-mentioned tube connection fitting and a method for joining the tube to the tube connection fitting, the ring body is constructed of a flexible member that can be elastically moved inward from the outer periphery of the tube. By locking both ends of the ring body, the tube body can be easily inserted into the ring body, and after the tube body is inserted, the other end of the ring body can be locked. By separating the ring body, the ring body springs inward and is pressed against the tube body, whereby the ring body tightens the tube body without any gap. Therefore, even if the clamping body is not completely tightened or some of the clamping bodies become loose due to force majeure, the pipe from the pipe connection fitting will never be disconnected. There is a remarkable effect that no withdrawal occurs from the body.
以下、本発明の実施態様について図面に示した
一実施例に従つて説明する。 EMBODIMENT OF THE INVENTION Hereinafter, embodiments of the present invention will be described according to an example shown in the drawings.
第１図及び第２図において１は一部切欠の断面
略弧面状のリング体で、両側端内周縁に先細な刃
先２，２が形成され、且つ管体の外周より常時内
側に弾発するようなステンレス鋼等可撓性部材で
構成されてなる。 In Figures 1 and 2, 1 is a partially cut-out ring body with a generally arcuate cross section, and tapered cutting edges 2, 2 are formed on the inner periphery of both ends, and the ring body always springs inward from the outer periphery of the tubular body. It is made of flexible material such as stainless steel.
３は第５図のように接合される管体Ａ，Ｂの接
合端部４，４′に外嵌されうる環状の管体連結用
金具本体で、同図の管体挿入時における一方の管
体Ａの外周面に形成された２条の環状のＶ溝５，
５に対面する内周面には収納する前記リング体１
との間に空間部を設けるべく環状のハウジング６
が形成されてなる。 Reference numeral 3 denotes an annular tube connecting fitting body that can be fitted onto the joint ends 4 and 4' of the tubes A and B to be joined as shown in FIG. two annular V grooves 5 formed on the outer peripheral surface of the body A;
The ring body 1 is housed on the inner peripheral surface facing the ring body 5.
An annular housing 6 to provide a space between
is formed.
第３図及び第４図において７は該ハウジング６
内で前記リング体１の一端１ａをその下端部７′
にて係止するための副ピンで、前記金具本体３の
所定位置に穿設されたねじ孔８に螺挿入可能に構
成されている。９はリング体１の他端を外側へ開
くための長孔で、前記副ピン７のリング本体１の
一端１ａの係止状態におけるリング体１の他端１
ｂ上の金具本体３に穿設され、且つ該長孔９の前
記副ピン７と反対側の端部には該長孔９の幅より
径の大なる円形の挿入孔１０が第３図ロのように
該長孔９と連続的に形成されてなる。１１は前記
リング体１の他端１ｂを係脱自在に係止するため
の係止ピンで、長孔９の幅より大径で且つ挿入孔
１０に挿入可能に構成されてなる。１２は前記ハ
ウジング６に連通して５ケ所穿設されたねじ孔、
１３は該ねじ孔１１に螺挿入してリング体１を押
圧する先端がわずかに先細な６角孔付ねじ体から
なる締付体を示す。 In FIGS. 3 and 4, 7 indicates the housing 6.
Inside, one end 1a of the ring body 1 is connected to its lower end 7'.
This is a sub-pin for locking the metal fitting main body 3 at a predetermined position, and is configured to be able to be screwed into a screw hole 8 drilled at a predetermined position in the metal fitting main body 3. Reference numeral 9 denotes a long hole for opening the other end of the ring body 1 to the outside, and the other end 1 of the ring body 1 is opened when the one end 1a of the ring body 1 of the sub pin 7 is locked.
As shown in FIG. It is formed continuously with the long hole 9 as shown in FIG. Reference numeral 11 denotes a locking pin for detachably locking the other end 1b of the ring body 1, which has a diameter larger than the width of the elongated hole 9 and is configured to be insertable into the insertion hole 10. 12 is a screw hole drilled at five locations communicating with the housing 6;
Reference numeral 13 indicates a tightening body consisting of a screw body with a hexagonal hole having a slightly tapered tip, which is screwed into the screw hole 11 to press the ring body 1.
第５図において１４は管体と金具本体３間のシ
ール用のリングパツキンで、環状のパツキン収納
用ハウジング１５内に収納されてなる。１６は両
管体Ａ，Ｂの端部を係止するためのストツパ壁
で、金具本体３内周面の略中央に環状に突設され
てなる。 In FIG. 5, reference numeral 14 denotes a ring gasket for sealing between the tube body and the metal fitting main body 3, which is housed in an annular gasket storage housing 15. Reference numeral 16 denotes a stopper wall for locking the ends of both tubes A and B, and is provided in an annular manner protruding approximately at the center of the inner circumferential surface of the metal fitting main body 3.
上述の構成からなる管体連結用金具において、
次にこの管体連結用金具に管体を接合する方法に
ついて説明する。 In the tube connection fitting having the above configuration,
Next, a method for joining the tube to this tube connection fitting will be explained.
先ず第３図のように、副ピン７を金具本体３の
ねじ孔８に螺挿入した後、金具本体３のハウジン
グ６内にリング体１を収納し、該リング体１の一
端１ａを該副ピン７の下端部７′に係止する。こ
のとき、リング体１は管体Ａの外周より内側に弾
発可能に構成されてなる為、リング体１の他端１
ｂは同図に示すように一端１ａに接近し、該リン
グ体１が金具本体３内周面からわずかに離脱した
状態となつている。 First, as shown in FIG. 3, after screwing the secondary pin 7 into the screw hole 8 of the metal fitting body 3, the ring body 1 is housed in the housing 6 of the metal fitting body 3, and one end 1a of the ring body 1 is inserted into the secondary pin 7. It is locked to the lower end 7' of the pin 7. At this time, since the ring body 1 is configured to be elastically inward from the outer periphery of the tube body A, the other end of the ring body 1
As shown in the figure, b approaches one end 1a, and the ring body 1 is in a state slightly separated from the inner circumferential surface of the metal fitting main body 3.
次にこの状態から掛止棒（図示せず）を長孔９
内に挿入して該掛止棒で前記リング体１の他端１
ｂを掛止しながら第３図の矢印イ方向、すなわち
リング体１の外開きの方向へ該リング体１の他端
１ｂを金具本体３に突設された挿入孔１０の下方
位置より外側まで移動する。 Next, from this state, insert the hanging rod (not shown) into the long hole 9.
the other end 1 of the ring body 1 with the hanging rod.
b while hooking the other end 1b of the ring body 1 in the direction of arrow A in FIG. Moving.
さらにこの状態において第４図のように係止ピ
ン１１を挿入孔１０に挿入し、該係止ピン１１の
下端部１１′にてリング体１の他端１ｂを係止す
る。これと同時に掛止棒（図示せず）は他端１ｂ
から離脱させ長孔９から抜き出す。このとき、リ
ング体１の外周面は第４図のように金具本体３の
内周面にほとんど当接した状態となる。従つてこ
の状態においてリング体１の内径が最大となつて
管体のリング体１内への挿入、すなわち管体連結
用金具内への挿入が可能となるのである。 Furthermore, in this state, the locking pin 11 is inserted into the insertion hole 10 as shown in FIG. 4, and the other end 1b of the ring body 1 is locked with the lower end 11' of the locking pin 11. At the same time, the hanging rod (not shown) is attached to the other end 1b.
and pull it out from the elongated hole 9. At this time, the outer circumferential surface of the ring body 1 is almost in contact with the inner circumferential surface of the metal fitting main body 3, as shown in FIG. Therefore, in this state, the inner diameter of the ring body 1 becomes maximum, and the tube can be inserted into the ring body 1, that is, into the tube connection fitting.
そしてこの状態において第５図イのように一方
の管体Ａの接合端部に金具本体３を外嵌せしめ、
次に他方の管体Ｂを金具本体３に挿入せしめて金
具本体３の中央部に突設されたストツパ壁１６を
介してストツパ壁１６と管体Ａ，Ｂの一端部
A′，B′との間にわずかの〓間を残して両者を接
合せしめる。このときリング体１が管体の外周よ
り内側に弾発可能に構成されているにもかかわら
ず、該リング体１の両端１ａ及び１ｂはそれぞれ
副ピン７及び係止ピン１１に係止されてその外周
面が金具本体３内周面に当接する程度まで外開き
の状態にされてなる為、管体Ａ，Ｂの金具本体３
内への挿入が極めて容易に行なわれることとなる
のである。 Then, in this state, as shown in FIG.
Next, the other tube B is inserted into the metal fitting main body 3, and the stopper wall 16 and one end of the tubes A and B are inserted through the stopper wall 16 protruding from the center of the metal fitting main body 3.
Leave a small gap between A' and B' and join them together. At this time, although the ring body 1 is configured to be elastically inward from the outer periphery of the tube body, both ends 1a and 1b of the ring body 1 are locked by the sub pin 7 and the locking pin 11, respectively. Since the outer peripheral surface is opened outward to the extent that it comes into contact with the inner peripheral surface of the fitting body 3, the fitting bodies 3 of the tubes A and B
This makes it extremely easy to insert it into the body.
次にこの状態において係止ピン１１を挿入孔１
０から抜き取ると、該係止ピン１１の下端部１
１′とリング体１の他端１ｂとの係止状態が解除
し、リング体１が内側に付勢して該リング体１の
他端１ｂが第５図の矢印ロ方向に移動し、その結
果リング体１が第６図イのように管体Ａの外周面
に当接して管体Ａを圧着し、且つ第６図ロのよう
にリング体１の刃先２，２が管体ＡのＶ溝５，５
に食い込むこととなる。この状態においてリング
体１は管体の外周より内側へ弾発可能に構成され
てなる為、上記リング体１の管体Ａへの圧着状態
においてリング体１がその弾発力によつて管体Ａ
を締付け、それによつて刃先２，２のＶ溝５，５
への食込力も大となる為、管体Ａの管体連結用金
具からの離脱が非常に生じにくくなるのである。 Next, in this state, insert the locking pin 11 into the insertion hole 1.
When removed from 0, the lower end 1 of the locking pin 11
1' and the other end 1b of the ring body 1 is released, the ring body 1 is urged inward, and the other end 1b of the ring body 1 moves in the direction of arrow B in FIG. As a result, the ring body 1 comes into contact with the outer circumferential surface of the tube body A and presses the tube body A as shown in FIG. V groove 5,5
This will cut into the situation. In this state, the ring body 1 is configured to be elastically inward from the outer periphery of the tube body, so when the ring body 1 is crimped onto the tube body A, the ring body 1 is elastically moved toward the tube body by its elastic force. A
, thereby tightening the V grooves 5, 5 on the cutting edges 2, 2.
Since the biting force against the tube body A is also increased, separation of the tube body A from the tube body connection fitting is extremely difficult to occur.
さらにこの状態から締付体１３をそれぞれ締付
けていくことによつてリング体１と管体Ａとの離
脱が完全に防止され、よつて管体Ａの管体連結用
金具からの離脱が完全に防止されることとなるの
である。このとき、５個すべての締付体１３が確
実に締付けられることが好ましいが、仮に５個の
うち何個かの締付体１３が何らかの不可抗力によ
り緩んだ状態となつていても、リング体１自体が
内側へ弾発して管体Ａを締付けてなる為、決して
管体Ａのリング体１からの離脱が生ずることがな
い。すなわち、リング体１を管体の外周より内側
へ弾発可能に構成したことによつて、すべての締
付体を確実に締付けなくとも管体の管体連結用金
具からの離脱を完全に防止することが可能となつ
たのである。 Furthermore, by tightening the clamping bodies 13 from this state, separation of the ring body 1 and the tube body A is completely prevented, and therefore, separation of the tube body A from the tube connection fitting is completely prevented. This will be prevented. At this time, it is preferable that all five clamping bodies 13 are securely tightened, but even if some of the five clamping bodies 13 become loose due to some force majeure, the ring body 1 Since it springs inward and tightens the tube A, the tube A never separates from the ring body 1. In other words, by configuring the ring body 1 to be able to spring inwards from the outer periphery of the tube body, separation of the tube body from the tube connection fitting is completely prevented even if all the clamping bodies are not securely tightened. It became possible to do so.
尚、管体Ｂについても上記管体Ａと同じ方法に
てリング体１の締付けを行なう。 Note that the ring body 1 is tightened for the tube body B in the same manner as for the tube body A described above.
以上のように管体連結用金具内へ管体Ａ，Ｂが
挿入された状態において、次にこの挿入された管
体Ａ，Ｂを管体連結用金具から取外す場合につい
て説明する。 In the state in which the tubes A and B are inserted into the tube connection fitting as described above, next a case will be described in which the inserted tubes A and B are removed from the tube connection fitting.
先ず前記第６図の状態において前述の掛止棒
（図示せず）を長孔９から金具本体３内に挿入し
てリング体１の他端１ｂに掛止しながらリング体
１の外開きの方向へ、該リング体１の他端１ｂを
金具本体３に穿設された挿入孔１０の下方位置よ
り外側まで移動する。そしてこの状態において前
記第５図ロの状態と同様に係止ピン１１を再度挿
入孔１０に挿入し、該係止ピン１１の下端部１
１′にてリング体１の他端１ｂを係止する。この
ようにリング体１を弾発力に抗して外開きの状態
にすることによつて該リング体１が管体の外周面
から離脱し且つ刃先２，２′が管体のＶ溝５，
５′から離脱して管体Ａ，Ｂの管体連結用金具か
らの抜取りを容易に行なえることとなる。 First, in the state shown in FIG. 6, the above-mentioned hanging rod (not shown) is inserted into the metal fitting body 3 through the long hole 9, and while being hung on the other end 1b of the ring body 1, the ring body 1 is opened outward. direction, the other end 1b of the ring body 1 is moved to the outside of the lower position of the insertion hole 10 formed in the metal fitting main body 3. In this state, the locking pin 11 is inserted into the insertion hole 10 again in the same manner as in the state shown in FIG.
1', the other end 1b of the ring body 1 is locked. By opening the ring body 1 outward against the elastic force in this manner, the ring body 1 is separated from the outer peripheral surface of the tube body and the cutting edges 2, 2' are inserted into the V-groove of the tube body. ，
5', and the tubes A and B can be easily removed from the tube connection fitting.
以上のようにリング体１を管体の外周より内側
へ弾発可能な可撓性材料で構成することによつ
て、締付体１３による締付けに全面的に依存しな
くとも管体の管体連結用金具からの離脱を完全に
防止することができ、又係止ピン１１及び副ピン
７でリング体１の両端１ａ，１ｂを係止可能とす
ることによつて管体の管体連結用金具への挿入及
び該金具からの取外しを極めて容易に行なうこと
ができるのである。 As described above, by constructing the ring body 1 from a flexible material that can be elastically inward from the outer periphery of the tube body, the ring body 1 can be made of a flexible material that can be elastically moved inward from the outer periphery of the tube body. It is possible to completely prevent separation from the connecting fittings, and by making it possible to lock both ends 1a and 1b of the ring body 1 with the locking pin 11 and the sub-pin 7, it is possible to completely prevent the ring body from separating from the connecting fitting. Insertion into and removal from the metal fitting can be performed extremely easily.
尚、上記実施例においては係止ピン１１を挿入
孔１０へ単に挿入することによつて係止ピン１１
の下端部１１′でリング体１の他端１ｂを係止し
てなるが、この他係止ピン１１及び挿入孔１０に
それぞれねじを螺設し、係止ピン１１を挿入孔１
０へ螺入することによつてリング体１の他端１ｂ
を係止することも可能である。 In the above embodiment, the locking pin 11 can be removed by simply inserting the locking pin 11 into the insertion hole 10.
The other end 1b of the ring body 1 is locked at the lower end 11' of the ring body 1. In addition, screws are screwed into the locking pin 11 and the insertion hole 10, respectively, and the locking pin 11 is inserted into the insertion hole 1.
0, the other end 1b of the ring body 1
It is also possible to lock the
又、該実施例においてはリング体１の一端１ａ
は、ねじ孔８に螺挿入した副ピン７の下端部７′
で係止してなるが、リング体１の一端１ａ側を係
止する手段は決してこれに限定されるものではな
く、たとえば第７図に示すように金具本体３の内
周面から管軸中心方向へ突起体１７を突設せし
め、この突起体１７で上記リング体１の一端１ａ
を係止することも可能である。要はリング体１の
一端１ａを係止する手段が金具本体３のハウジン
グ６内に設けられていればよいのである。 Further, in this embodiment, one end 1a of the ring body 1
is the lower end 7' of the sub pin 7 screwed into the screw hole 8.
However, the means for locking the one end 1a side of the ring body 1 is by no means limited to this. For example, as shown in FIG. A protrusion 17 is provided to protrude in the direction, and this protrusion 17 closes one end 1a of the ring body 1.
It is also possible to lock the In short, it is sufficient that a means for locking one end 1a of the ring body 1 is provided within the housing 6 of the metal fitting body 3.
さらに該実施例においてはリング体１をステン
レス鋼で構成してなるが、リング体１の材料は決
してこれに限定されるものではなく、要は管体の
外周より内側へ弾発可能な可撓性部材で構成され
ていればよいのである。 Further, in this embodiment, the ring body 1 is made of stainless steel, but the material of the ring body 1 is not limited to this. It is sufficient if it is made of a sexual member.
その他本発明の意図する範囲内ですべて設計変
更自在である。 All other design changes may be made within the intended scope of the present invention.
第１図はリング体の側面図。第２図は第１図Ｃ
−Ｃ線拡大端面図。第３図は本発明に係る管体連
結用金具を示し、イは要部断面図、ロは要部平面
図。第４図はリング体の両端を係止した状態の要
部断面図。第５図は管体挿入時を示しイは管軸方
向断面図、ロはイのＤ−Ｄ線断面図。第６図はリ
ング体による押圧時を示し、イは要部断面図、ロ
は管軸方向要部拡大断面図。第７図はリング体の
係止状態の他実施例要部断面図。第８図は従来の
管体連結用金具の要部断面図。
１……リング体、２，２′……刃先、９……長
孔、１０……挿入孔、１１……係止ピン。
Figure 1 is a side view of the ring body. Figure 2 is Figure 1C
- C-line enlarged end view. FIG. 3 shows a tube connection fitting according to the present invention, in which A is a sectional view of the main part and B is a plan view of the main part. FIG. 4 is a sectional view of the main part of the ring body with both ends locked. FIG. 5 shows the state when the tube body is inserted, A is a sectional view in the tube axis direction, and B is a sectional view taken along the line D-D of A. FIG. 6 shows the state of pressing by the ring body, A is a sectional view of the main part, and B is an enlarged sectional view of the main part in the tube axis direction. FIG. 7 is a sectional view of a main part of another embodiment of the ring body in a locked state. FIG. 8 is a sectional view of a main part of a conventional pipe connection fitting. 1... Ring body, 2, 2'... Cutting edge, 9... Long hole, 10... Insertion hole, 11... Locking pin.
Claims (1)
内周縁に有する少なくとも一部切欠のリング体１
を金具本体３に形成されたハウジング６内に装着
してなる管体連結用金具において、前記リング体
１を管体の外周より内側へ弾発可能な可撓性部材
で構成し、且つ該リング体１の一端１ａを係止可
能とする手段を前記ハウジング６内に設け、該リ
ング本体１の一端１ａを係止させた際、リング体
１の他端１ｂ上の金具本体３に長孔９を穿設する
とともに該長孔９の幅より径の大なる挿入孔１０
を該長孔９の端部に連設し、しかも該挿入孔１０
へ挿入可能な係止ピン１１によつて前記リング体
１の他端１ｂを係脱自在に係止しうるように構成
してなることを特徴とする管体連結用金具。 ２ 管体外周面に食い込み可能な刃先２，２′を
内周縁に有し且つ管体の外周より内側に弾発可能
な可撓性部材からなる少なくとも一部切欠のリン
グ体１を管体連結用金具本体３に形成されたハウ
ジング３内に収納するとともに該ハウジング３内
で前記リング体１の一端１ａを係止し、次に該リ
ング体１の一端１ａを係止した際リング体１の他
端１ｂ上に位置する金具本体３に穿設された長孔
９に沿つて該リング体１の他端１ｂを該長孔９の
端部に連設された挿入孔１０より外側までリング
体１の弾力に抗して外開きさせ、その後該挿入孔
１０に係止ピン１１を挿入して該係止ピン１１に
て前記リング体１の他端１ｂを係止した状態にお
いて該リング体１内に管体を挿入し、その後前記
係止ピン１１を挿入孔１０から抜取つてリング体
１の他端１ｂの係止を解除することによつて該リ
ング体１を内側へ弾発せしめて管体に圧着せし
め、それによつて管体と管体連結用金具との接合
を行なうことを特徴とする管体連結用金具への管
体の接合方法。[Claims] 1. At least a partially cut-out ring body 1 having cutting edges 2, 2' on the inner circumferential edge that can bite into the outer circumferential surface of the tube body.
The ring body 1 is made of a flexible member that can be elastically inward from the outer periphery of the tube, and the ring Means for locking one end 1a of the ring body 1 is provided in the housing 6, and when the one end 1a of the ring body 1 is locked, a long hole 9 is formed in the metal fitting body 3 on the other end 1b of the ring body 1. and an insertion hole 10 having a diameter larger than the width of the elongated hole 9.
is connected to the end of the elongated hole 9, and the insertion hole 10
A fitting for connecting pipe bodies, characterized in that the other end 1b of the ring body 1 can be detachably locked by a locking pin 11 that can be inserted into the ring body. 2. A ring body 1 having at least a partially cut out part and made of a flexible member that has cutting edges 2, 2' on the inner circumferential edge that can bite into the outer circumferential surface of the tube and can be elasticized inward from the outer circumference of the tube is connected to the tube. The ring body 1 is housed in a housing 3 formed in a metal fitting main body 3, and one end 1a of the ring body 1 is locked within the housing 3. When the one end 1a of the ring body 1 is then locked, the ring body 1 is The ring body extends from the other end 1b of the ring body 1 along the long hole 9 bored in the metal fitting body 3 located above the other end 1b to the outside of the insertion hole 10 connected to the end of the long hole 9. 1, and then the locking pin 11 is inserted into the insertion hole 10 and the other end 1b of the ring body 1 is locked with the locking pin 11. The tubular body is inserted into the tubular body, and then the locking pin 11 is pulled out from the insertion hole 10 to release the locking of the other end 1b of the ring body 1, thereby causing the ring body 1 to spring inward. 1. A method for joining a tube to a tube connection fitting, which comprises crimping the tube to the tube connection fitting, thereby joining the tube and the tube connection fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11036082A JPS591895A (en) | 1982-06-25 | 1982-06-25 | Fitting for connecting pipe body and method of joining pipe body with fitting for connecting pipe body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11036082A JPS591895A (en) | 1982-06-25 | 1982-06-25 | Fitting for connecting pipe body and method of joining pipe body with fitting for connecting pipe body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS591895A JPS591895A (en) | 1984-01-07 |
| JPS6234999B2 true JPS6234999B2 (en) | 1987-07-30 |
Family
ID=14533801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11036082A Granted JPS591895A (en) | 1982-06-25 | 1982-06-25 | Fitting for connecting pipe body and method of joining pipe body with fitting for connecting pipe body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS591895A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60196489A (en) * | 1984-03-16 | 1985-10-04 | 矢野技研株式会社 | Preventive device for slip-off of cemented tube |
| JPH0621608B2 (en) * | 1984-06-06 | 1994-03-23 | 住友重機械工業株式会社 | Angle Backlash Removal Device in Planetary Gear Mechanism |
| JPS61184250A (en) * | 1985-02-08 | 1986-08-16 | Teijin Seiki Co Ltd | Reduction gear |
| JP2575016B2 (en) * | 1987-02-27 | 1997-01-22 | 住友重機械工業株式会社 | Planetary gear reducer |
| JPH04219558A (en) * | 1990-12-17 | 1992-08-10 | Aiseru Kk | Reduction gear |
| JPH05346142A (en) * | 1990-12-25 | 1993-12-27 | Sumitomo Heavy Ind Ltd | Internal engaging type epicycle reduction gear used for rotation control device |
| JP2676286B2 (en) * | 1991-10-04 | 1997-11-12 | 住友重機械工業株式会社 | Control device using internally meshing planetary gear reduction mechanism |
| JP3450074B2 (en) * | 1994-12-31 | 2003-09-22 | 帝人製機株式会社 | Control device for planetary differential reducer |
-
1982
- 1982-06-25 JP JP11036082A patent/JPS591895A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS591895A (en) | 1984-01-07 |
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