CN1757962A

CN1757962A - Connection branch pipe

Info

Publication number: CN1757962A
Application number: CNA2005101097452A
Authority: CN
Inventors: 太田浩司; 桥诘稔
Original assignee: ANLONG CHEMICALS Co Ltd
Current assignee: ANLONG CHEMICALS Co Ltd
Priority date: 2004-10-05
Filing date: 2005-09-21
Publication date: 2006-04-12
Anticipated expiration: 2025-09-21
Also published as: KR20060052024A; TWI285717B; JP4443369B2; JP2006105250A; TW200619543A; KR101192732B1; CN1757962B

Abstract

To provide a connection branch pipe capable of improving the reliability of the execution, and achieving labor saving of the piping construction.The connection branch pipe 1 is comprised of a locking member 6 in which two locking pawls 4, 5 locked in the periphery of an opening 3 of a main drainage 2 are installed, a saddle member 7 fitted into the locking member 6 and installed on the main drainage 2, and a connecting member 9 inserted into the saddle member 7 and provided with a connection port 8 connected by an attached pipe. One locking pawl 4 is rotatably and pivotable attached to the locking member 6 via a pivot pin 11, the locking pawl 4 can pass the opening 3 of the main drainage 2 by revolving the pivotably attached locking pawl 4. The locking pawl 4 is prevented from revolving by screwing the connecting member 9 to the locking member 6, and the locking pawl 4 can not pass the opening 3 of the main drainage 2.

Description

Connecting branch

Technical field

The present invention relates to a kind of connecting branch that is used for branch pipe(tube)s such as connection pipe on the main pipe that waits following water person in charge.

Background technique

Generally, when the mounting pipe that public hopper connected with each family is connected with the following water person in charge, be responsible for when upper reaches one side is carried out pipe arrangement from following water, saddle type arm be installed in the precalculated position that following water is responsible for come the water person in charge under the branch, this arm is carried out the piping engineering of connection pipe with this.

Then, when on water is responsible for down arm being installed, opening portion is offered in the precalculated position that use perforator (ホ Le ソ one) etc. are responsible at following water, and saddle type arm is installed on this opening portion, fixes this arm with binder or pulpous state joint compound again on this time water is responsible for.

But, when using binder or paste binder, seek laborsavingization of piping engineering or the reliability guaranteeing to construct just very difficult.

Therefore, in the past, for the reliability of seeking laborsavingization of piping engineering or guaranteeing to construct, do not use binder or pulpous state joint compound, but adopted on this time water is responsible for can this arm of mechanical fixation branched pipe connector or branch's connecting tube connector (with reference to patent documentation 1 and patent documentation 2).

In branched pipe connector in the past, connect the 1st short tube and the 2nd short tube by rubber ring, front end at the 1st short tube is provided with a plurality of hooking parts that are limited to this pipe mount inlet peripheral portion inner face, the saddle that joins with this pipe mount inlet peripheral portion outside is installed at the peripheral part of the 1st short tube, the pad rubber ring is installed between the assembly department of the hooking part of the 1st short tube and this saddle, and mention this hooking part with respect to this pipe and saddle by the rotary manipulation of the 2nd short tube, make rubber ring compressive strain and be pressed together on the outside of the inside diameter or the peripheral portion of mount inlet.

And, in branch's connecting tube connector in the past, in the interior pipe of the branched hole that is installed on body, form card for preventing from this branched hole, to come off and end projection, and setting has the driving fit portion greater than the elastic ring in this branched hole aperture, on the other hand, on a pipe connected pipe, form the lip part that connects with the insertion part lateral margin, after making the distortion of this driving fit portion and should interior pipe being inserted in the branched hole from the insertion part, the screw section of the screw section of pipe connected pipe and interior pipe twisted to merge to mention in this manage, the driving fit portion driving fit of pipe is in the inner circumference edge portion of branched hole in making then.

[patent documentation 1] Japanese kokai publication hei 4-194488 communique (the 2nd～4 page, Fig. 1)

The real fair 7-55435 communique of [patent documentation 2] Japan (the 2nd～4 page, Fig. 1)

But, in the above-mentioned structure in the past, mentioning hooking part by rotary manipulation the 2nd short tube, when making rubber ring compressive strain and making the outside of its inside diameter that is pressed on mount inlet or peripheral portion, perhaps, the screw section of the screw section of pipe connected pipe and interior pipe twisted to merge to mention in this manage, the driving fit portion driving fit of pipe is when the inner circumference edge portion of branched hole in making then, as in addition excessive rotating force or twist and make a concerted effort, will cause the distortion of hooking part or driving fit portion, so just might leak or fixing bad problem.

And, in the above-mentioned structure in the past, when forgetting that card ends the lip part of the hooking part of the 1st short tube or a pipe connected pipe, perhaps, at this hooking part or this lip part card takes place and end when bad, also might produce the problem of leaking.

Summary of the invention

As a kind of connecting branch 1 of the invention provides of solution to the problems described above, it is characterized in that be used for connecting branch road on main pipe 2, it has: the latch for printed circuit 6 that is provided with a plurality of card claw stops 4,5 that are limited to main pipe 2 opening portions 3 peripheries; Embedding in this latch for printed circuit 6 and is installed on saddle spare 7 on the main pipe 2; Be inserted into this saddle spare 7 and be provided with the connected element 9 of the connection mouth 8 that is connected with branch pipe(tube), one or two

card claw stop

4,5 by pivot pin 11 rotationally pivot in this latch for printed circuit 6, make this card claw stop 4 can pass through the opening portion 3 of this main pipe 2 by card claw stop 4 rotations that this pivot, and, by spiral on this latch for printed circuit 6 this connected element 9 is installed, thereby stop the rotation of this card claw stop 4, and make this card claw stop 4 can not pass through the opening portion 3 of this main pipe 2.

Best, when spiral is installed this connected element 9 on this latch for printed circuit 6,, stop the rotation of this card claw stop 4 by the top of the card claw stop 4 that this pivot with this saddle spare 7 and these connected element 9 clampings.

Best, when spiral was installed this connected element 9 on this latch for printed circuit 6, the outer circumferential face on card claw stop 4 tops that by this pivot and the inner peripheral surface of this connected element 9 connected, and stop the rotation of this card claw stop 4.

Best, at this moment, inner face on engaging pawl 4 tops that this pivot forms bearing surface 25, outside on latch for printed circuit 6 tops of the side that this card claw stop 4 is installed is formed with bearing surface 26, when spiral is installed this connected element 9 on this latch for printed circuit 6, connect by the bearing surface 25 of this card claw stop 4 and the bearing surface 26 of this latch for printed circuit 6, stop this card claw stop 4 to rotate to upper inner.

Best, this a plurality of

card claw stop

4,5 axially is provided with along main pipe 2.

Best, this

card claw stop

4,5 is provided with two.

The effect of invention

In connecting branch 1 of the present invention, in that in the card claw stop 4 of latch for printed circuit 6, pivot rotates, and make this card claw stop 4 pass through the opening portion 3 of this main pipe 2, after making this

card claw stop

4,5 be limited to the periphery of opening portion 3 of main pipe 2 again, spiral is installed this connected element 9 on this latch for printed circuit 6, stop 4 of this card claw stop to rotate with this, make this card claw stop 4 can not pass through the opening portion 3 of this main pipe 2.

Thereby, when spiral is installed this connected element 9 on this latch for printed circuit 6, be limited to the periphery of this opening portion 3 reliably because of this

card claw stop

4,5, end generation bad or that leak so can prevent card, and the reliability of raising construction, and because of construction operation simply easy, so also can seek laborsavingization of piping engineering.

Description of drawings

Fig. 1 is the stereogram of expression embodiment's 1 latch for printed circuit.

Fig. 2 is the decomposition sectional side view of expression embodiment's 1 connecting branch.

Fig. 3 is the explanation sectional side view of expression embodiment's 1 connecting branch (having rotated the state of card claw stop).

Fig. 4 is the explanation sectional side view of expression embodiment's 1 connecting branch (card has ended the state of card claw stop).

Fig. 5 is the explanation sectional side view of expression embodiment's 1 connecting branch.

Fig. 6 is the explanation orthogonal view of expression embodiment's 1 connecting branch.

Fig. 7 is the decomposition sectional side view of expression embodiment's 2 connecting branch.

Fig. 8 is the explanation sectional side view of expression embodiment's 2 connected element (having rotated the state of card claw stop).

Fig. 9 is the explanation flat sectional drawing of expression embodiment's 2 connected element (having rotated the state of card claw stop).

Figure 10 is the explanation sectional side view of expression embodiment's 2 connecting branch (card has ended the state of card claw stop).

Figure 11 is the explanation sectional side view of expression embodiment's 2 connecting branch.

Figure 12 is the explanation orthogonal view of expression embodiment's 2 connecting branch.

Figure 13 is the explanation sectional side view of connecting branch of expression embodiment's 1 variation.

Figure 14 is the explanation orthogonal view of connecting branch of expression embodiment's 1 variation.

Figure 15 is the explanation sectional side view of connecting branch of expression embodiment's 2 variation.

Symbol description

1 connecting branch, 2 main pipes (the following water person in charge)

4 one cards of 3 opening portions claw stop

5 another card claw stop 6 latch for printed circuit

7 saddle spares, 8 connection mouths (rubber ring socket)

9 connected elements, 11 pivots pin

Embodiment

Below, describe the present invention in detail by embodiment 1 and embodiment 2.

Embodiment 1

According to Fig. 1～detailed description the present invention embodiment illustrated in fig. 6.

In the present embodiment, illustration be used for situation at the connecting branch 1 of being responsible for the mounting pipe (not having diagram) that connects on 2 as the branch pipe(tube) that public hopper connected of each family as the following water of main pipe.

This connecting branch 1 has: be provided with card and end the latch for printed circuit 6 that following water is responsible for 2

card claw stops

4,5 of 2 opening portions, 3 peripheries; Be embedded in these latch for printed circuit 6 tops outward and be installed on down water and be responsible for 2 top saddle spares 7; Insert in this saddle spare 7 and be provided with connected element 9 on top with interior as the rubber ring socket 8 of the connection mouth of connection pipe.

As shown in Figures 1 and 2, the cross sections of 2 of latch for printed circuit 6 card claw stops 4,5 slightly are L word shape, and the shape that the card that approximate horizontal is outstanding ends plate 10 is to be responsible for the arc shape of shape of the inner peripheral surface of 2 opening portions, 3 peripheries along water down.

Be equipped with a pair of pivot from the upper side of a card claw stop 4 and pin 11, this card claw stop 4 pin 11 by pivot and rotationally pivot on this latch for printed circuit 6.In addition, another card claw stop 5 and the latch for printed circuit 6 of latch for printed circuit 6 are integrally formed.And in the present embodiment, these 2 card claw stops 4,5 axially being provided with along the following water person in charge 2.

And, be provided with thread groove at the top inner peripheral surface of this latch for printed circuit 6 and card claw stop 4,5.Have, be provided with card at latch for printed circuit 6 and the upper periphery face that blocks

claw stop

4,5 and end stepped part 13, this card ends the periphery that stepped part 13 is limited to down the water person in charge 2 opening portion 3, falls down in the water person in charge 2 to prevent this latch for printed circuit 6.

As shown in Figure 2, in the bottom of saddle spare 7, be provided with the outstanding saddle plate 14 of approximate horizontal, the shape of this saddle plate 14 is the arc shapes along the following water person in charge's 2 upper shape.And, the 1st liner 15 in interior all embeddings of this saddle spare 7 bottoms.

Have, inner peripheral surface is provided with butt stepped part 16 on the top of saddle spare 7 again, is equipped with ring-type engaging pawl 17 at the inner peripheral surface of saddle spare 7 upper ends.

As shown in Figure 2, be provided with insertion part 18 in the bottom of connected element 9, the outer circumferential face in this insertion part 18 is provided with screw section 19.And the upside in this insertion part 18 is provided with abutting part 20.

And, be provided with the prominent ring 21 of engaging in the central part periphery of connected element 9, be provided with the 2nd liner 22 in prominent 21 the lower portion encircled of this engaging.

Have again, be provided with rubber ring socket 8, rubber ring 23 in the inner peripheral surface embedding of this rubber ring socket 8 on the top of connected element 9.

Use above-mentioned connecting branch 1 and be responsible for when upper reaches one side is carried out pipe arrangement, as shown in Figure 3, use connecting branch 1 in assemblings such as manufacturing works from following water.

Then, at the construction field (site), at first, insertion part 18 from last side direction saddle spare 7 interpolation connected elements 9, again the abutting part 20 of connected element 9 is connected to the butt stepped part 16 of saddle spare 7, and the ring-type of saddle spare 7 is engaged the prominent ring 21 of engaging that pawl 17 is sticked in connected element 9, and parts 9 and saddle spare 7 thus are connected.

Then, screw section 19 spirals of these connected element 9 insertion parts 18 are installed to the thread groove 12 of latch for printed circuit 6.At this moment, though the upper end portion of clamping latch for printed circuit 6 by the inner peripheral surface of connected element 9 insertion parts, 18 outer circumferential faces and saddle spare 7, but the insertion part 18 of this connected element 9 does not have spiral to be installed to a card claw stop 4, so this card claw stop 4 still keeps rotating state.

With instruments such as perforator (do not have diagram) in the following water person in charge's 2 precalculated position offer opening portion 3 thereafter.

And, another card claw stop 5 of latch for printed circuit 6 is limited to down the inner peripheral surface of the water person in charge 2 opening portion 3 peripheries, and shown in the arrow among Fig. 3, pin 11 with pivot is that the center makes a card claw stop 4 rotate in the inboard, and this card claw stop 4 is become can be by the state of this opening portion 3.

Then, as shown in Figure 4, make a card claw stop 4 be responsible for 2 opening portion 3 by water down after, pin 11 with pivot be that the center makes a card claw stop 4 rotate in the outside, makes this to block the inner peripheral surface that claw stop 4 is limited to these opening portion 3 peripheries.

, as arrow in Fig. 4 shown in, make connected element 9 rotations, make screw section 19 spirals of the insertion part 18 of connected element 9 be installed on only 4,5 thread groove 12 (with reference to Fig. 5) of card thereafter.Like this, the outer circumferential face of insertion part 18 that also can be by connected element 9 and the inner peripheral surface of saddle spare 7 and the top of a card of clamping claw stop 4, thereby stop a card claw stop 4 to rotate make the card claw stop 4 can not be by this time water person in charge 2 opening portion 3.

At this moment, be installed to the thread groove 12 of latch for printed circuit 6 and

card claw stop

4,5 as screw section 19 spirals of connected element 9 insertion parts 18, then the

card claw stop

4,5 of this latch for printed circuit 6 is mentioned relatively than connected element 9 and saddle 7, and the card by

card claw stop

4,5 end plate 10 top and saddle spare 7 saddle plate 14 following and under the clamping water be responsible for the periphery of 2 opening portions 3, connecting branch 1 is fixed on down on the water person in charge 2 reliably.

In this case, because of below the interior week of saddle spare 7 and following water be responsible for 2 above between be separated with the 1st liner 15, become the water-stop state so make between this saddle spare 7 and this time water person in charge 2 by the 1st liner 15.And, because of between the outer circumferential face of the inner peripheral surface of saddle spare 7 and connected element 9, being separated with the 2nd liner 22, become water-stop state (with reference to Fig. 5 and Fig. 6) between this saddle spare 7 and this connected element 9 so make by the 2nd liner 22.

Like this after following water is responsible for 2 precalculated position and connecting branch 1 is installed and will be descended water to be responsible for 2 branches, insert mounting pipe and connect at the rubber ring socket 8 of the connected element 9 of this connecting branch 1, finish piping engineering thus.

In above-mentioned connecting branch 1, be limited to down the periphery that water is responsible for 2 opening portions 3 reliably by 9,2 cards of spiral mounting and connection parts on latch for printed circuit 6

claw stop

4,5, end generation bad or that leak so can prevent card.And, in above-mentioned connecting branch 1, a card claw stop 4 as be not the state that card ends, just can not be on latch for printed circuit 6 spiral mounting and connection parts 9, so just can prevent from reliably to forget that card only blocks

claw stop

4,5, thereby, just can improve the reliability of constructing.And, in above-mentioned connecting branch 1, because of construction operation simply easy, so just can seek laborsavingization of piping engineering.

And when assembling connected element 9 and saddle spare 7, the ring-type engaging pawl 17 of saddle spare 7 is fastened on the prominent ring 21 of engaging of connected element 9 and keeps, so just can't separate this connected element 9 and this saddle spare 7 of assembled state.Have, when assembling connected element 9 and latch for printed circuit 6, screw section 19 spirals of these connected element 9 insertion parts 18 are installed on the thread groove of this latch for printed circuit 6 and fix again, so just can't separate this connected element 9 and this latch for printed circuit 6 of assembled state.

Have, an engaging pawl 4 by pivot that pin 11 turn and the one pivot on latch for printed circuit 6, blocks claw stop 4 so just can rotate this neatly again, during operation, this card claw stop 4 can not fall, thus construction operation just can carry out smoothly, thereby the operation of improve constructing.

And have again, when screw section 19 spirals of connected element 9 insertion parts 18 are installed to the thread groove 12 of latch for printed circuit 6, the outer circumferential face of the insertion part 18 by connected element 9 and the inner peripheral surface of saddle spare 7 and the top of a card of clamping claw stop 4, just can stop the rotation of this card claw stop 4 and distortion is reduced, thereby can reduce the load of

pivot pin

11,11 possibilities that fracture almost do not have thereby this pivot pin.

And, even pivot pin 11 by under the situation about fractureing, this connected element 9 also is that spiral is installed on this latch for printed circuit 6 and fixes, and by the inner peripheral surface of the outer circumferential face of this saddle spare 7 and this connected element 9 card of clamping claw stop 4, thereby this card claw stop 4 engaging not only can not throw off, and this card claw stop 4 can not fall to the inside yet.

And these 2 card claw stops 4,5 only block so can will block

claw stop

4,5 in the extreme higher position that following water is responsible for 2 fens opening portion 3 peripheries because of being provided with along the axial of the following water person in charge 2.

Have, these 2 card claw stops 4,5 are because of being responsible for 2 axially be provided with along following water again, so when even connecting branch 1 is responsible for 2 spool inclined installation descend water relatively, blocks

claw stop

4,5 and also can not be shifted downwards at the bottom of the pipe of mounting pipe.

Embodiment 2

Fig. 7～Figure 12 represents another embodiment.

The connecting branch 1 of present embodiment has: the latch for printed circuit 6 that are provided with 2 card claw stops 4,5 of opening portion 3 peripheries that are limited to down the water person in charge 2; Be embedded in these latch for printed circuit 6 tops outward and be installed on down water and be responsible for 2 top saddle spares 7; Insert in this saddle spare 7 and be provided with connected element 9 on top with interior as the rubber ring socket 8 of the connection mouth of connection pipe.

As shown in Figure 7,2 of latch for printed circuit 6

card claw stop

4,5 sections roughly are L word shape, and the shape that the card that approximate horizontal is outstanding ends plate 10 is to be responsible for the arc shape of shape of the inner peripheral surface of 2 opening portion 3 peripheries along water down.

Be equipped with a pair of pivot from the central part side of a card claw stop 4 and pin 11, this card claw stop 4 pin 11 by pivot and rotationally pivot in this latch for printed circuit 6.In addition, another card claw stop 5 and the latch for printed circuit 6 of latch for printed circuit 6 are integrally formed.And in the present embodiment, these 2 card claw stops 4,5 axially being provided with along the following water person in charge 2.

And, be provided with thread groove 12 at the upper periphery face of latch for printed circuit 6 and card claw stop 4,5.Have, as shown in figure 12, be provided with card at the lower, outer perimeter face of latch for printed circuit 6 and end stepped part 13, this card ends opening portion 3 peripheries that stepped part 13 is limited to down the water person in charge 2, falls down in the water person in charge 2 to prevent this latch for printed circuit 6.

As shown in Figure 7, in the bottom of saddle spare 7, be provided with the outstanding saddle plate 14 of approximate horizontal, the shape of this saddle plate 14 is arc shapes of the shape above the following water person in charge 2.And, the 1st liner 15 in the 7 bottom inner peripheral surface embeddings of saddle spare.

Have again, be provided with butt stepped part 16, be equipped with ring-type engaging pawl 17 at the upper end of saddle spare 7 inner peripheral surface at the central part inner peripheral surface of saddle spare 7.

As shown in Figure 7, be provided with insertion part 18 in the bottom of connected element 9, the inner peripheral surface in this insertion part 18 is provided with screw section 19.And the lower end of this insertion part 18 is an abutting part 20.

And, be equipped with the prominent ring 21 of engaging in the periphery of the insertion part 18 of connected element 9, encircle 21 lower portion embedding and the 2nd liner 22 in that this engaging is prominent.

Use above-mentioned connecting branch 1 and be responsible for 2 when upper reaches one side is carried out pipe arrangement, as shown in Figure 8, at first, be responsible for 2 precalculated position with perforator etc. at water down and offer opening portion 3 from following water.

Then, another card claw stop 5 of latch for printed circuit 6 is limited to down the inner peripheral surface of the water person in charge 2 opening portion 3 peripheries, and shown in the arrow among Fig. 8, pin 11 with pivot is that the center makes an engaging pawl 4 rotate in the inboard, and this card claw stop 4 is become can be by the state (with reference to Fig. 8 and Fig. 9) of this opening portion 3.

Then, as shown in figure 10, make a card claw stop 4 be responsible for 2 opening portion 3 by water down after, pin 11 with pivot be that the center makes this card claw stop 4 rotate in the outside, makes this to block the inner peripheral surface that claw stop 4 is limited to these opening portion 3 peripheries.

Then, insertion part 18 from last side direction saddle spare 7 interpolation connected elements 9, the abutting part 20 of connected element 9 is connected to the butt stepped part 16 of saddle spare 7 again, and the ring-type of saddle spare 7 is engaged the prominent ring 21 of engaging that pawl 17 is sticked in connected element 9, parts 9 and saddle spare 7 thus are connected.

, as arrow in Figure 10 shown in, make connected element 9 rotation, make screw section 19 spirals of the insertion part 18 of connected element 9 be installed on the thread groove 12 (with reference to Figure 11) of latch for printed circuit 6 thereafter.Like this, the upper periphery face of a card claw stop 4 is connected to the inner peripheral surface of the insertion part 18 of connected element 9, so stop an engaging pawl 4 to rotate, makes an engaging pawl 4 can not be responsible for 2 opening portion 3 by this time water.

card claw stop

4,5 as screw section 19 spirals of the insertion part 18 of connected element 9, the

card claw stop

4,5 of this latch for printed circuit 6 is mentioned relatively than connected element 9 and saddle spare 7, and the card by

card claw stop

4,5 end plate 10 top and saddle spare 7 saddle plate 14 following and under the clamping water be responsible for the periphery of 2 opening portion 3, connecting branch 1 is fixed on down on the water person in charge 2 reliably.

In this case, below the interior week of saddle spare 7 and following water be responsible for 2 above between be separated with the 1st liner 15, become the water-stop state so make between this saddle spare 7 and this time water person in charge 2 by the 1st liner.And, between the outer circumferential face of the inner peripheral surface of saddle spare 7 and connected element 9, be separated with the 2nd liner 22, become water-stop state (with reference to Figure 11 and Figure 12) between this saddle spare 7 and this connected element 9 so make by the 2nd liner.

Like this after following water is responsible for 2 precalculated position and connecting branch 1 is installed and will be descended water to be responsible for 2 branches, insert mounting pipe at the rubber ring socket 8 of the connected element 9 of this connecting branch 1 and connect, so far finish piping engineering.

Even above-mentioned connecting branch 1 also can be brought into play the action effect same with embodiment 1.

That is to say that in above-mentioned connecting branch, by connected element 9 spirals are installed on the latch for printed circuit 6, opening portion 3 peripheries that only are down the water person in charge 2 are blocked in 2

card claw stop

4,5 jails reliably, end generation bad or that leak so can prevent card.And, in above-mentioned connecting branch 1, a card claw stop 4 as be not to be in the state that card ends, just can not be on latch for printed circuit 6 spiral mounting and connection parts 9, so just can prevent from reliably to forget that card only blocks

claw stop

And when assembling connected element 9 and saddle spare 7, the ring-type engaging pawl 17 of saddle spare 7 is fastened on the prominent ring 21 of engaging of connected element 9 and keeps, so just can't separate this connected element 9 and this saddle spare 7 of assembled state.Have, when assembling connected element 9 and this latch for printed circuit 6, the screw section 19 of the insertion part 18 of this connected element 9 is installed in the thread groove of this latch for printed circuit 6 by spiral and fixes again, so just can't separate this connected element 9 and this latch for printed circuit 6 of assembled state.

Have, a card claw stop 4 by pivot that pin 11 turn and the one pivot on latch for printed circuit 6, blocks claw stop 4 so just can rotate this neatly again, during operation, this card claw stop 4 can not fall, thus construction operation just can carry out smoothly, thereby the operation of improve constructing.

And have again, when screw section 19 spirals of connected element 9 insertion parts 18 are installed to the thread groove 12 of latch for printed circuit 6, be connected to the inner peripheral surface of the insertion part 18 of connected element 9 by top with a card claw stop 4, just can stop the top of this card claw stop 4 to laterally rotate, so just can reduce the load of

pivot pin

11,11 possibilities that fracture almost do not have thereby this pivot pin.

Have again, in the present embodiment, be formed with bearing surface 25, be formed with bearing surface 26 (with reference to Fig. 8 and Fig. 9) in the outside, two end part on the top of the latch for printed circuit 6 that this card claw stop 4 one sides are installed at the two end part inner face on top of a card claw stop 4.Thereby, when screw section 19 spirals of connected element 9 insertion parts 18 are installed to the thread groove 12 of latch for printed circuit 6, connect by abutting part 26, just can stop this card claw stop 4 to rotate to upper inner to abutting part 25 and latch for printed circuit 6 with a card claw stop 4.

And these 2 card claw stops 4,5 are responsible for 2 axially be provided with along following water, so can only will block

claw stop

4,5 cards in the extreme higher position that water down is responsible for 2 opening portion 3 peripheries.

Have, these two card claw stops 4,5 are responsible for 2 axially be provided with along following water again, so when even connecting branch 1 is responsible for 2 the inclined installation of axle descend water relatively, blocks

claw stop

More than, by embodiment example of the present invention has been described, but scope of the present invention has more than and is defined in this, in the described scope of technological scheme, corresponding its purpose might change, be out of shape.

For example, in the embodiment 1 of Fig. 1～shown in Figure 6, illustrated that the connection mouth as the connection pipe is to be provided with rubber ring socket 8 on the top of connected element 9, but except that the foregoing description, as Figure 13 and shown in Figure 14, also can be provided with on the top of connected element 9 as the connection mouth of connection pipe can free movable rubber ring socket 8.

And, in the embodiment 2 of Fig. 7～shown in Figure 12, illustrated that the connection mouth as the connection pipe is to be provided with rubber ring socket 8 on the top of connected element 9, but except that the foregoing description, as shown in figure 15, the connection mouth as the connection pipe also can be provided with flexible socket 8 made of rubber on the top of connected element 9.

Have again, except that the foregoing description, engaging sockets (not having diagram) also can be set on the top of connected element 9 as the connection mouth of connection pipe.

And have, at the outer circumferential face of connected element 9, as shown in figure 15, also can be provided with becomes the handle 24 of grabbing the place when being rotatably connected parts 9 again.Also have, replace handle 24 is set, also can be provided with becomes projection (not having diagram) or hole (not the having diagram) of grabbing the place when being rotatably connected parts 9.

And, in the above-described embodiments, illustrated a card claw stop 4 by pivot pin 11 rotationally pivot in latch for printed circuit 6, but except that the foregoing description, 2 card claw stops 4,5 also can by pivot sell 11 rotationally pivot in latch for printed circuit 6.

Have again, in the above-described embodiments, illustrated and when being responsible for the mounting pipe that connects on 2 as branch pipe(tube) as the following water of main pipe, used connecting branch 1, but except that the foregoing description, also can when going up the arm (not having diagram) that connects as the hopper of branch pipe(tube), use connecting branch 1 as the standpipe (not having diagram) of the hopper of main pipe.

Utilizability on the industry

The present invention can make the Reliability Enhancement of construction, as seeking the piping engineering Labor-saving Connecting branch, can be used on the industry.

Claims

1, a kind of connecting branch is characterized in that, is used for connecting branch road on main pipe,

Have: latch for printed circuit, the embedding that is provided with a plurality of card claw stops that are limited to main pipe opening portion periphery in this latch for printed circuit and be installed on the main pipe saddle spare be inserted into this saddle spare and be provided with the connected element of the connection mouth that is connected with branch pipe(tube),

One or two the card claw stop by pivot the pin and rotationally pivot in this latch for printed circuit, make this card claw stop can pass through the opening portion of this main pipe by the card claw stop rotation that this pivot, and, by spiral on this latch for printed circuit this connected element is installed, thereby stop the rotation of this card claw stop, and make this card claw stop can not pass through the opening portion of this main pipe.

2, connecting branch as claimed in claim 1 is characterized in that, when spiral is installed this connected element on this latch for printed circuit, by the top of the card claw stop that this pivot with this saddle spare and this connected element clamping, stops the rotation of this card claw stop.

3, connecting branch as claimed in claim 1 is characterized in that, when spiral was installed this connected element on this latch for printed circuit, the outer circumferential face on the card claw stop top that by this pivot and the inner peripheral surface of this connected element connected, and stop the rotation of this card claw stop.

4, connecting branch as claimed in claim 3, it is characterized in that, inner face on the card claw stop top that this pivot forms bearing surface, outside on the latch for printed circuit top of the side that this card claw stop is installed forms bearing surface, when spiral is installed this connected element on this latch for printed circuit, connect by the bearing surface of this card claw stop and the bearing surface of this latch for printed circuit, stop this card claw stop to turn to the inside to top.

As each described connecting branch in claim 1～claim 4, it is characterized in that 5, these a plurality of card claw stops axially are provided with along main pipe.

6. as each described connecting branch in claim 1～claim 5, it is characterized in that this card claw stop is provided with two.