CN213871640U - Large-diameter plastic pipeline connector for water collecting and distributing device - Google Patents
Large-diameter plastic pipeline connector for water collecting and distributing device Download PDFInfo
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- CN213871640U CN213871640U CN202021501948.2U CN202021501948U CN213871640U CN 213871640 U CN213871640 U CN 213871640U CN 202021501948 U CN202021501948 U CN 202021501948U CN 213871640 U CN213871640 U CN 213871640U
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- inner bushing
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Abstract
The utility model provides a large-diameter plastic pipeline connector for a water collecting and distributing device, which comprises a connector body, a sealing ring and a supporting inner bushing, wherein the connector body is cylindrical, the connector body is provided with a central flow passage, one end surface of the connector body is provided with a connecting hole, the diameter of the connecting hole is larger than that of the central flow passage, a hole shoulder is formed at the communication part of the connecting hole and the central flow passage, the side wall of the connecting hole is provided with an annular mounting groove, the sealing ring is arranged in one side of the mounting groove, which is close to the end surface of the connector body, which is provided with the connecting hole, the radial size of the sealing ring is matched with the depth of the mounting groove, the outer diameter of the support inner bushing is smaller than the diameter of the connecting hole, the support inner bushing is provided with an A end and a B end, the A end of the support inner bushing is connected with an annular flange, the outer diameter of the flange is matched with the diameter of the connecting hole, the support inner bushing is inserted into the connecting hole, and the flange is in contact with the hole shoulder. The connector is simple in structure, can quickly connect the plastic pipe with the connector, and is firm in connection and free of leakage.
Description
Technical Field
The utility model relates to a pipe connection technical field, concretely relates to big latus rectum plastic conduit connector for dividing water collector.
Background
The pipe fitting connector that has to be used for connecting plastic conduit, for example ground heating coil divides water collector business turn over water piping connection head, extensively adopts the mode of "inside lining + external nut fastening", and this kind of mode relies on artifical lock nut, has following shortcoming: 1. the fastening degree is completely mastered in a hydraulic worker, if the hydraulic worker operates correctly and the firmness degree is suitable, the hydraulic worker can be used normally and maintained, and if the hydraulic worker does not operate properly, the nut or other connecting pieces are damaged or the fastening is insufficient, so that leakage is caused; 2. the lining head is generally 2.0mm in wall thickness, which reduces the drift diameter and influences the flow of the pipeline.
Disclosure of Invention
In order to solve the problems existing in the prior art, the utility model provides a big latus rectum plastic conduit connector for dividing water collector, this connector simple structure can be connected plastic tubular product and connector fast, connects firm nothing moreover and leaks.
Realize the utility model discloses the technical scheme that above-mentioned purpose adopted does:
a large-drift-diameter plastic pipeline connector for a water collecting and distributing device comprises a connector body, wherein the connector body is cylindrical, the connector body is provided with a central hole, the large-drift-diameter plastic pipeline connector also comprises a sealing ring and a supporting inner bushing, a connecting hole is formed in one end face of the connector body, the connecting hole is coaxial with the central hole, the diameter of the connecting hole is larger than that of the central hole, a hole shoulder is formed at the communication position of the connecting hole and the central hole, an annular mounting groove is formed in the side wall of the connecting hole and is coaxial with the connecting hole, the sealing ring is placed in one side, close to the end face, provided with the connecting hole, of the mounting groove, the radial size of the sealing ring is matched with the depth of the mounting groove, the outer diameter of the supporting inner bushing is smaller than that of the connecting hole, the supporting inner bushing is provided with an A end and a B end, the A end of the supporting inner bushing is connected with an annular flange which is coaxial with the supporting inner bushing, and the outer diameter of the flange is matched with that of the connecting hole, the support inner bushing is inserted into the connecting hole, the flange is in contact with the hole shoulder, and the flange is coaxial with the connecting hole.
The supporting inner bushing sequentially comprises a straight cylinder part, an expansion part and a conical part from the end A to the end B, the outer diameter of the conical part is sequentially reduced from the end A to the end B of the supporting inner bushing, the outer diameters of the two ends of the expansion part are the same, the outer diameter of the expansion part is gradually increased and then gradually reduced from the end A to the end B of the supporting inner bushing, and the expansion part is positioned on the inner side of one side, close to the hole shoulder, of the mounting groove.
The flange is in clearance fit with the connecting hole.
Compared with the prior art, the beneficial effects and advantages of the utility model reside in that:
1. the connector is simple in structure and quick and convenient to connect, when the connector is connected, a supporting inner bushing is only needed to be placed into the connecting hole, then the plastic pipe is inserted into an annular gap between the supporting inner bushing and the connecting hole, the connection sealing performance is good, and leakage is avoided.
2. The supporting inner bushing of the connector is specially designed, the flange is designed to enable the supporting inner bushing to be placed into the connecting hole, the supporting inner bushing and the connecting hole are coaxial, subsequent plastic pipes can be conveniently inserted into an annular gap between the supporting inner bushing and the connecting hole, the expansion part is designed to enable the expansion part to be matched with the mounting groove, the plastic pipes and the connecting body are further sealed except for sealing of the sealing ring, the conical part is designed to play a guiding role, and the subsequent plastic pipes can be conveniently inserted into the annular gap between the supporting inner bushing and the connecting hole.
Drawings
Fig. 1 is a schematic structural diagram of a large-diameter plastic pipeline connector for a water collecting and distributing device.
Fig. 2 is a schematic structural view of the joint body.
Fig. 3 is a schematic structural view of the support inner liner.
Fig. 4 is an assembly view of a large-bore plastic pipe connector and a plastic pipe for a water collector.
Wherein, 1-the joint body; 2-a central hole; 3-sealing ring; 4-supporting the inner bushing: 401-A end, 402-B end, 403-straight cylinder part, 404-expansion part and 405-conical part; 5-a flange; 6-connecting hole; 7-a bore shoulder; 8-mounting grooves; 9-plastic pipe.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The structure of the large-diameter plastic pipeline connector for the water collecting and distributing device provided by the embodiment is shown in fig. 1, and comprises a connector body 1, a sealing ring 3 and a support inner bushing 4.
As shown in fig. 2, the joint body 1 is cylindrical, the joint body 1 has a central hole 2, a connecting hole 6 is formed in one end surface of the joint body 2, the connecting hole 6 is coaxial with the central hole 2, the diameter of the connecting hole 6 is larger than that of the central hole 2, and a hole shoulder 7 is formed at the connecting position of the connecting hole and the central hole 2. An annular mounting groove 8 is formed in the side wall of the connecting hole 2, and the mounting groove 8 is coaxial with the connecting hole 6.
The sealing ring 3 is placed in one side of the mounting groove 8 close to the end face of the joint body 1 with the connecting hole 6, the radial size of the sealing ring 3 is slightly larger than the depth of the mounting groove 8, and the sealing ring 3 plays a sealing role.
As shown in fig. 3, the support inner liner 4 has an a end 401 and a B end 402, the support inner liner 4 includes a straight portion 403, an enlarged portion 404, and a tapered portion 405 in this order from the a end 401 to the B end 402, the outer diameter of the tapered portion 405 decreases in this order from the a end 401 to the B end 402 of the support inner liner 4, the outer diameters of both ends of the enlarged portion 404 are the same, and the outer diameter of the enlarged portion 404 gradually increases and then gradually decreases in the direction from the a end 401 to the B end 402 of the support inner liner 4.
The end a 401 of the support inner liner 4 is connected to an annular flange 5, the flange 5 being coaxial with the support inner liner 4. The outer diameter of the flange 5 is slightly smaller than the diameter of the connecting hole 6, the support inner bushing 4 is inserted into the connecting hole 6, the flange 5 is in contact with the hole shoulder 7, the flange 5 is coaxial with the connecting hole 6, the flange 5 is in clearance fit with the connecting hole 6, and the expansion part 404 is positioned on the inner side of one side of the mounting groove 8 close to the hole shoulder 7.
When the plastic pipe 9 needs to be connected with the large-drift-diameter plastic pipeline connector for the water collecting and distributing device, as shown in fig. 4, the length to be inserted is marked on the plastic pipe 9, then the sealing ring 3 is placed in the mounting groove 8, the supporting inner bushing 4 is placed in the connecting hole 6, the flange 5 is in contact with the hole shoulder 7, finally the plastic pipe 9 is inserted into the annular gap between the supporting inner bushing 4 and the connecting hole 6 until the marked length of the plastic pipe 9 is completely inserted, at the moment, the expanded part between the plastic pipe 9 and the connector body 1, which is supported by the supporting inner bushing, of the sealing ring 3 and the plastic pipe 9, is sealed, the sealing performance is good, and leakage is avoided.
Claims (3)
1. The utility model provides a big latus rectum plastic conduit connector for dividing water collector, includes the joint body, and the joint body is cylindricly, and the joint body has centre bore, its characterized in that: still include the sealing washer and support the neck bush, the connecting hole has been seted up on the terminal surface of joint body, the connecting hole is coaxial with the centre bore, and the diameter of connecting hole is greater than the diameter of centre bore, connecting hole and centre bore intercommunication department form the hole shoulder, annular mounting groove has been seted up on the lateral wall of connecting hole, the mounting groove is coaxial with the connecting hole, the sealing washer is placed in the mounting groove and is close to the one side that connects the terminal surface of body seting up the connecting hole, and the radial dimension of sealing washer and the degree of depth phase-match of mounting groove, the external diameter that supports the neck bush is less than the diameter of connecting hole, it has A end and B end to support the neck bush, the A end that supports the neck bush is connected with annular flange, the flange is coaxial with the support neck bush, the external diameter of flange and the diameter phase-match of connecting hole, support the neck bush inserts in the connecting hole, the flange contacts with the hole shoulder, the flange is coaxial with the connecting hole.
2. The large-bore plastic pipe connector for a water diversion and collection device according to claim 1, wherein: the supporting inner bushing sequentially comprises a straight cylinder part, an expansion part and a conical part from the end A to the end B, the outer diameter of the conical part is sequentially reduced from the end A to the end B of the supporting inner bushing, the outer diameters of the two ends of the expansion part are the same, the outer diameters of the outer diameter expansion parts at the two ends of the expansion part are gradually increased and then gradually reduced from the end A to the end B of the supporting inner bushing, and the expansion part is positioned on the inner side of the mounting groove close to the hole shoulder.
3. The large-bore plastic pipe connector for a water diversion and collection device according to claim 1, wherein: the flange is in clearance fit with the connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501948.2U CN213871640U (en) | 2020-07-27 | 2020-07-27 | Large-diameter plastic pipeline connector for water collecting and distributing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501948.2U CN213871640U (en) | 2020-07-27 | 2020-07-27 | Large-diameter plastic pipeline connector for water collecting and distributing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213871640U true CN213871640U (en) | 2021-08-03 |
Family
ID=77033468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021501948.2U Active CN213871640U (en) | 2020-07-27 | 2020-07-27 | Large-diameter plastic pipeline connector for water collecting and distributing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213871640U (en) |
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2020
- 2020-07-27 CN CN202021501948.2U patent/CN213871640U/en active Active
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