CN101514775A - Connecting mechanism for plastic water pipe joint - Google Patents
Connecting mechanism for plastic water pipe joint Download PDFInfo
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- CN101514775A CN101514775A CNA2008100597430A CN200810059743A CN101514775A CN 101514775 A CN101514775 A CN 101514775A CN A2008100597430 A CNA2008100597430 A CN A2008100597430A CN 200810059743 A CN200810059743 A CN 200810059743A CN 101514775 A CN101514775 A CN 101514775A
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- shaped
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- backplate
- ring
- side connector
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Abstract
The invention relates to a connecting mechanism for a plastic water pipe joint, which comprises a straight joint, wherein the straight joint is provided with a side hole which is connected with a side joint through the connecting mechanism. The connecting mechanism is characterized in that the side joint is provided with an inwards-expanding opening and the outer wall is provided with threads; the outer wall at the side hole is provided with an arc-shaped open pore protection plate of which the arc-shaped outer wall is provided with an end face, and a jacking block is arranged in the open pore; a fastening ring is arranged on the threads of the side joint which penetrates through the open pore of the protection plate so that the wall surface of the fastening ring is in contact with the end face of the protection plate; the side joint is sleeved with a gasket and a sealing ring which comprises a front part sealing edge and a rear part pushing edge; one side of the gasket is in contact with the jacking block in the protection plate, while the other side is in contact with the pushing edge of the sealing ring; and the inwards-expanding opening of the side joint and the front part sealing edge of the sealing ring are arranged in the side hole of the straight joint.
Description
Technical field
The present invention relates to water pipe adapter, particularly relate to the bindiny mechanism of plastic water pipe joint, be mainly used in the connection of large-bore plastics waste pipe, belong to architecture engineering material.
Background technique
The large-bore plastics waste pipe is used widely in urban construction, because bore is big, integral joints such as processing threeway, four-way are very difficult, so can only produce straight coupling usually, in the side perforate of straight coupling, connect side connector in the perforate.The prior art side connector adopts flange to connect with being connected of straight coupling, the shortcoming of its existence has: the one, and it is the uncontrollable connection of a kind of angle that flange connects, for example the angle of the straight coupling mouth and the side joint draught animals is 90 °, but pipeline has deviation when mounted, especially under ground piping is when geographical position can not be orthogonal, and joint is installed just difficulty; The 2nd, flange is connected with several bolts, one side difficult near tighting a bolt of wall or ground; The 3rd, metal fastenings such as bolt get rusty easily, corrode, and working life is short.
Summary of the invention
The objective of the invention is in order to overcome the shortcoming of prior art, the joint of the adjustable angle between a kind of straight coupling and the side connector is provided, adaptability is strong, and is easy for installation, laborsaving, and dismounting is easy, accessory non-corrosive, the bindiny mechanism of the plastic water pipe joint of long service life.
The technological scheme of the bindiny mechanism of plastic water pipe joint of the present invention is: comprise straight coupling, straight coupling is shaped on lateral opening, lateral opening through bindiny mechanism's connection side connector, it is characterized in that described bindiny mechanism expands to chew with outer wall in side connector is shaped on to be shaped on screw thread, at lateral opening outer wall lonely shape perforate backplate is installed, the lonely shape outer wall of backplate is shaped in end face and the perforate and is shaped on jacking block, on the screw thread of side connector, fastening ring is installed, side connector passes the backplate perforate makes the fastening ring wall contact with the end face of backplate, on side connector, be inserted in packing ring and seal ring, seal ring comprises the anterior sealing strip and the promotion limit at rear portion, the one side of packing ring contacts with jacking block in the backplate, the another side of packing ring contacts with the promotion limit of seal ring, and the interior expansion of side connector is chewed with the sealing strip of seal ring front portion and pacified in straight coupling lateral opening.
The bindiny mechanism of plastic water pipe joint of the present invention, during installation side connector is put fastening ring, backplate, packing ring and seal ring successively, again the interior expansion of side connector is chewed together with the sealing strip of seal ring and fill in straight coupling lateral opening, the rotation fastening ring, promote backplate near the straight coupling outer wall, meanwhile, the jacking block of backplate promotes packing ring, packing ring promotes the promotion limit of seal ring, making the sealing strip of seal ring expand inwardly to chew in being close to squeezes, and under the guiding that interior expansion is chewed toward turning up, the one, whole side connector assembly and the lateral opening of straight coupling are tightly connected; The 2nd, this connection can be done a small amount of the adjusting to setting angle, helps piping erection.
The bindiny mechanism of plastic water pipe joint of the present invention, the surface of its described seal ring is shaped on friction ribs or ripple, and its seal ring is as the hatband of a perforation, the limit of promotion and sealing strip are arranged, and friction ribs is arranged, and friction ribs contacts with the outer wall of straight coupling, increases friction.Be shaped on opening in its packing ring, inner and outer wall be shaped on respectively inner recess and outside recess, be shaped on outer convex rib at the outer wall of side connector, outer convex rib matches with the inner recess of packing ring, is shaped on positioning bar at the inwall of backplate, positioning bar contacts with the outer recess of packing ring.Packing ring has had opening, help peace and go into side connector, the bottom surface of packing ring is the plane, the middle part is shaped on groove and muscle, be arc shaped surface above, contact that it is consistent that shape is chewed in the sealing strip that makes seal ring and the interior expansion of side connector with the promotion limit of arc seal ring, packing ring has had the positioning and guiding of inside and outside recess, helps promoting seal ring.The outer wall of its fastening ring is shaped on convex tendon, a semicircular spanner that tightens up is arranged, the inwall that tightens up spanner is shaped on teeth groove, teeth groove contacts with the fastening ring convex tendon, tightens up the outer wall that spanner is inserted in fastening ring with semicircular during installation, and makes teeth groove block convex tendon, rotation is then pulled, side connector is pulled outwardly, and fastening ring and backplate compress, and install laborsaving, convenient.Be shaped on stiffening rib on its backplate outer wall and the end face outer wall, can improve the mechanical strength of backplate.
Description of drawings
Fig. 1 is the sectional view of the bindiny mechanism of plastic water pipe joint of the present invention;
Fig. 2 is that the A of Fig. 1 is to schematic representation;
Fig. 3 is the structural representation that tightens up spanner;
Fig. 4 is the schematic bottom view of packing ring;
Fig. 5 is the schematic side view of packing ring;
Fig. 6 is the cross-sectional schematic of seal ring;
Fig. 7 is the schematic perspective view of seal ring.
Embodiment
The invention discloses a kind of bindiny mechanism of plastic water pipe joint, as Fig. 1, shown in Figure 2, comprise straight coupling 1, straight coupling is shaped on lateral opening, lateral opening through bindiny mechanism's connection side connector 2, it is characterized in that described bindiny mechanism be expand in side connector 2 is shaped on chew 21 and outer wall be shaped on screw thread 22, at lateral opening 11 outer wall lonely shape perforate backplate 4 is installed, the lonely shape outer wall of backplate is shaped on and is shaped on jacking block 43 in end face 41 and the perforate, fastening ring 5 is installed on the screw thread 22 of side connector 2, side connector 2 passes backplate 4 perforates makes fastening ring 5 walls 51 contact with the end face 41 of backplate 4, on side connector 2, be inserted in packing ring 7 and seal ring 3, as Fig. 6, shown in Figure 7, seal ring 3 comprises the anterior sealing strip 31 and the promotion limit 32 at rear portion, the one side of packing ring 7 contacts with jacking block 43 in the backplate 4, and the another side of packing ring 7 contacts with the promotion limit 32 of seal ring 3, the interior expansion of side connector 2 chew 21 and sealing strip 31 peaces of seal ring 3 front portions go into straight coupling 1 lateral opening 11 in.During installation side connector 2 is put fastening ring 5 successively, backplate 4, (inwall of fastening ring 5 can be with three groups of discontinuous short threads for packing ring 7 and seal ring 3, rotate light), again the interior expansion of side connector 2 chew together with the sealing strip 31 of seal ring 3 fill in straight coupling 1 lateral opening 21 in, rotation fastening ring 5, promote backplate 4 near straight coupling 1 outer wall, meanwhile, the jacking block 43 of backplate 4 promotes packing ring 7, the promotion limit 32 that packing ring 7 promotes seal ring 3, making the sealing strip 31 of seal ring 3 expand inwardly to chew in being close to squeezes, and chew in interior expansion under 21 the guiding toward turning up, the one, lateral opening 11 of whole side connector assembly and straight coupling 1 is tightly connected; The 2nd, this connection can be done a small amount of the adjusting to setting angle, helps piping erection.The surface of its described seal ring 3 is shaped on friction ribs 33 or ripple, and its seal ring has the limit 32 of promotion and sealing strip 31, and friction ribs 33 is arranged as the hatband of a perforation, and friction ribs contacts with the outer wall of straight coupling 1, increases friction.As shown in Figure 4, be shaped on opening 73 in the packing ring 7, inner and outer wall be shaped on respectively inner recess 75 and outside recess 74, outer wall at side connector 2 is shaped on outer convex rib, outer convex rib matches with the inner recess 75 of packing ring 7, inwall at backplate 4 is shaped on positioning bar, positioning bar contacts with the outer recess 74 of packing ring 7, packing ring has had opening 73, help peace and go into side connector, the bottom surface of packing ring is the plane, and the middle part is shaped on groove 71 and muscle 72, is arc shaped surface above, the side view such as the shape of a saddle (as shown in Figure 5) contact with the promotion limit 32 of arc seal ring 3, it is consistent that 21 shapes are chewed in the sealing strip 31 that makes seal ring 3 and the interior expansion of side connector 2, in packing ring has had, the positioning and guiding of outer recess helps promoting seal ring.The outer wall of its fastening ring 5 is shaped on convex tendon 52, a semicircular spanner 6 that tightens up is arranged, the structure that tightens up spanner as shown in Figure 3, the inwall that tightens up spanner 6 is shaped on teeth groove 61, teeth groove 61 contacts with fastening ring convex tendon 52, tighten up the outer wall that spanner 6 is inserted in fastening ring 5 with semicircular during installation, and making teeth groove 61 block convex tendon 52, rotation is then pulled, and side connector 2 is pulled outwardly, fastening ring 5 compresses with backplate 4, installs laborsaving, convenient.Be shaped on stiffening rib 42 on its backplate 4 outer walls and end face 41 outer walls, stiffening rib can be evenly distributed on backplate end face 41 places since the wall 51 of end face and fastening ring 5 near, stiffening rib has been arranged after, can improve its mechanical strength greatly.
Claims (5)
1, the bindiny mechanism of plastic water pipe joint, comprise straight coupling (1), straight coupling is shaped on lateral opening, lateral opening through bindiny mechanism's connection side connector (2), it is characterized in that described bindiny mechanism expands in side connector (2) is shaped on to chew (21) and outer wall is shaped on screw thread (22), at the outer wall of lateral opening (11) lonely shape perforate backplate (4) is installed, the lonely shape outer wall of backplate is shaped on and is shaped on jacking block (43) in end face (41) and the perforate, go up installation fastening ring (5) at the screw thread (22) of side connector (2), side connector (2) passes backplate (4) perforate makes fastening ring (5) wall (51) contact with the end face (41) of backplate (4), on side connector (2), be inserted in packing ring (7) and seal ring (3), seal ring (3) comprises the anterior sealing strip (31) and the promotion limit (32) at rear portion, the one side of packing ring (7) contacts with jacking block (43) in the backplate (4), the another side of packing ring (7) contacts with the promotion limit (32) of seal ring (3), and (21) are chewed in the interior expansion of side connector (2) and anterior sealing strip (31) peace of seal ring (3) is gone in lateral opening (11) of straight coupling (1).
2, the bindiny mechanism of plastic water pipe joint as claimed in claim 1 is characterized in that the surface of described seal ring (3) is shaped on friction ribs (33) or ripple.
3, the bindiny mechanism of plastic water pipe joint as claimed in claim 1, it is characterized in that being shaped in the packing ring (7) opening (73), inner and outer wall be shaped on respectively inner recess (75) and outside recess (74), outer wall at side connector (2) is shaped on outer convex rib, outer convex rib matches with the inner recess (75) of packing ring (7), inwall at backplate (4) is shaped on positioning bar, and positioning bar contacts with the outer recess (74) of packing ring (7).
4, the bindiny mechanism of plastic water pipe joint as claimed in claim 1, the outer wall that it is characterized in that fastening ring (5) is shaped on convex tendon (52), a semicircular spanner (6) that tightens up is arranged, and the inwall that tightens up spanner (6) is shaped on teeth groove (61), and teeth groove (61) contacts with fastening ring convex tendon (52).
5, the bindiny mechanism of plastic water pipe joint as claimed in claim 1 is characterized in that being shaped on stiffening rib (42) on backplate (4) outer wall and end face (41) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100597430A CN101514775B (en) | 2008-02-21 | 2008-02-21 | Connecting mechanism for plastic water pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100597430A CN101514775B (en) | 2008-02-21 | 2008-02-21 | Connecting mechanism for plastic water pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101514775A true CN101514775A (en) | 2009-08-26 |
| CN101514775B CN101514775B (en) | 2012-05-30 |
Family
ID=41039344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100597430A Active CN101514775B (en) | 2008-02-21 | 2008-02-21 | Connecting mechanism for plastic water pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101514775B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018014392A1 (en) * | 2016-07-17 | 2018-01-25 | 杨越 | Saddle-shaped pipe-clamping connector fitting for integrated tapping used by unmanned vessel |
| CN108332202A (en) * | 2018-03-09 | 2018-07-27 | 广东美的厨房电器制造有限公司 | Burner and cooking apparatus |
| CN108332201A (en) * | 2018-03-09 | 2018-07-27 | 广东美的厨房电器制造有限公司 | Burner and cooking apparatus |
| CN112610784A (en) * | 2020-11-27 | 2021-04-06 | 中建三局第一建设工程有限责任公司 | Assembled plastic adapter and construction method |
| CN114809237A (en) * | 2022-04-12 | 2022-07-29 | 长江生态环保集团有限公司 | Close connecting piece and connecting method for branch pipe of well shaft in agricultural and sewage project |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7605427A (en) * | 1976-05-20 | 1977-11-22 | Wavin Bv | CONNECTION SLEEVE. |
| FR2557255B1 (en) * | 1983-12-23 | 1986-08-29 | Polva Nederland Bv | PROCESS FOR MAKING A COUPLING ELEMENT FOR ENSURING THE CONNECTION BETWEEN A MAIN PIPELINE AND A BYPASS CONDUIT |
| NL8800527A (en) * | 1987-06-23 | 1989-01-16 | Wavin Bv | CONNECTION SLEEVE FOR CONNECTING A SIDE PIPE TO A MAIN PIPE AND A PIPE PROVIDED WITH SUCH A CONNECTION SLEEVE. |
| NL1007329C2 (en) * | 1997-10-21 | 1999-04-23 | Polva Pipelife Bv | Connection construction between a profiled main pipe and a branch pipe. |
| DE20108823U1 (en) * | 2001-05-26 | 2001-08-30 | Sendenhorst Kunststoffroehren | Screwable branch for thin-walled sewer pipes |
| CN200993286Y (en) * | 2006-12-14 | 2007-12-19 | 范世峰 | Plastic pipeline bell and spigot joint |
| CN201166226Y (en) * | 2008-02-21 | 2008-12-17 | 张欢庆 | Connecting mechanism of plastic water pipe joint |
-
2008
- 2008-02-21 CN CN2008100597430A patent/CN101514775B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018014392A1 (en) * | 2016-07-17 | 2018-01-25 | 杨越 | Saddle-shaped pipe-clamping connector fitting for integrated tapping used by unmanned vessel |
| CN108332202A (en) * | 2018-03-09 | 2018-07-27 | 广东美的厨房电器制造有限公司 | Burner and cooking apparatus |
| CN108332201A (en) * | 2018-03-09 | 2018-07-27 | 广东美的厨房电器制造有限公司 | Burner and cooking apparatus |
| CN112610784A (en) * | 2020-11-27 | 2021-04-06 | 中建三局第一建设工程有限责任公司 | Assembled plastic adapter and construction method |
| CN114809237A (en) * | 2022-04-12 | 2022-07-29 | 长江生态环保集团有限公司 | Close connecting piece and connecting method for branch pipe of well shaft in agricultural and sewage project |
| CN114809237B (en) * | 2022-04-12 | 2023-10-03 | 长江生态环保集团有限公司 | Tight connecting piece and method for branch pipes of agricultural pollution project shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101514775B (en) | 2012-05-30 |
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