CN219432739U - Wire-connected type stainless steel composite elbow pipe fitting with lining - Google Patents
Wire-connected type stainless steel composite elbow pipe fitting with lining Download PDFInfo
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- CN219432739U CN219432739U CN202223450043.9U CN202223450043U CN219432739U CN 219432739 U CN219432739 U CN 219432739U CN 202223450043 U CN202223450043 U CN 202223450043U CN 219432739 U CN219432739 U CN 219432739U
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- galvanized
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Rigid Pipes And Flexible Pipes (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The utility model relates to the technical field of pipe fittings and discloses a wire-connected stainless steel composite elbow pipe fitting with a lining, which comprises a galvanized shell, a stainless steel lining, a cement layer and two wire connectors, wherein annular grooves are formed on the outer walls of two ends of the galvanized shell respectively; a threaded hole and a base hole are formed in the middle of the wire joint; the base hole is inserted and sleeved at the end part of the galvanized shell, the annular groove is internally sleeved with a baffle ring, the outer wall of the baffle ring is higher than the outer surface of the end part of the galvanized shell, and the baffle ring is pressed against the step surface between the threaded hole and the base hole. Through connecting rotatable screwed joint at galvanized shell end, make things convenient for elbow pipe fitting and the fastening work of straight tube, solve and need rotate elbow or straight tube in the power background art and waste time and energy, the problem of assembly inefficiency.
Description
Technical field:
the utility model relates to the technical field of pipe fittings, in particular to a wire-connected stainless steel composite elbow pipe fitting with a lining.
The background technology is as follows:
the bent pipe joint is a common pipe joint, the existing bent pipe joint is generally a galvanized shell, and in order to prolong the service life of the bent pipe joint, a stainless steel lining pipe is additionally arranged in the galvanized shell to form a composite pipe joint. The authority bulletin number CN 206669199U discloses a compound elbow joint with improved structure, the end part of the compound elbow joint is provided with internal threads, when the elbow joint is connected and fastened with a straight pipe through the internal threads, the elbow joint is required to be rotated or the straight pipe is required to be rotated, the compound elbow joint is fastened in such a way, the workload is large, time and labor are wasted, and the assembly efficiency is low.
The utility model comprises the following steps:
the utility model aims to provide a wire-connected type lining stainless steel composite elbow pipe fitting, which is convenient for the fastening work of an elbow pipe fitting and a straight pipe by connecting a rotatable wire connector at the end part of a galvanized shell, and solves the problems of time and labor waste and low assembly efficiency caused by the need of rotating the elbow or the straight pipe in the prior art.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a wire-connected lining stainless steel composite elbow pipe fitting, includes galvanized shell, sets up the stainless steel inside lining in the galvanized shell, pour cement layer and two wire joints that set up respectively in galvanized shell both ends between galvanized shell and stainless steel inside lining, respectively the shaping has an annular groove on the both ends outer wall of galvanized shell;
the screw joint is a hexagonal cylinder, a threaded hole and a base hole are formed in the middle of the screw joint, and the aperture of the base hole is smaller than the small diameter of the threaded hole; the base hole is inserted and sleeved at the end part of the galvanized shell, the annular groove is internally sleeved with a baffle ring, the outer wall of the baffle ring is higher than the outer surface of the end part of the galvanized shell, and the baffle ring is pressed against the step surface between the threaded hole and the base hole.
Through the technical scheme, the threaded hole of the wire joint is connected with the external threads at the end part of the straight pipe, so that the bent pipe joint is connected with the straight pipe.
The utility model is further arranged to: the baffle ring is composed of two semicircular rings;
the outer diameter of the baffle ring is in clearance fit with the minor diameter of the threaded hole;
the outer diameter of the end part of the galvanized shell is in clearance fit with the inner diameter of the base hole.
Through the technical scheme, the assembly step of the wire connector is that the base hole of the wire connector is inserted into one end of the galvanized shell, then the wire connector is integrally moved to the inner side of the annular groove, and then two semicircular rings are inserted into the annular groove, so that the wire connector can be prevented from sliding out of the end part of the galvanized shell.
The utility model is further arranged to: and the threaded hole is sleeved with a sealing gasket, and the outer wall of the sealing gasket is embedded into the threaded hole.
Through the technical scheme, when the elbow pipe fitting is connected with the straight pipe, the sealing gasket is clamped between the end part of the elbow pipe fitting and the end part of the straight pipe, and the sealing gasket can play a sealing role;
simultaneously, the sealing gasket is embedded into the threaded hole, and a large force is required to enable the sealing gasket to move in the threaded hole, so that the wire joint can be prevented from sliding inwards freely through the blocking effect of the sealing gasket, the semicircular ring is separated from the wire joint, and the semicircular ring can fall off from the annular groove.
The utility model is further arranged to: a supporting ring is arranged in the sealing gasket, and a positioning convex ring is formed on the supporting ring; the positioning convex ring is inserted in an end groove between the outer wall of the end part of the stainless steel lining and the inner wall of the end part of the galvanized shell.
According to the technical scheme, the sealing gasket can be supported by the supporting ring, so that the sealing gasket is prevented from being severely deformed when being clamped; the positioning convex ring is inserted in the groove to position the sealing gasket. The sealing gasket and the supporting ring can be prefabricated in the wire joint in the elbow production process, so that the field installation time can be saved.
The utility model is further arranged to: the sealing gasket comprises a first plane ring, a second plane ring, an outer wall ring arranged outside the first plane ring and the second plane ring and an inner wall ring arranged at the inner end of the first plane ring which are integrally formed;
the support ring is wrapped among the first plane ring, the second plane ring, the outer wall ring and the inner wall ring.
The utility model has the outstanding effects that:
the rotatable wire connector is connected to the end part of the galvanized shell, so that the elbow pipe fitting and the straight pipe can be fastened conveniently; the end parts of the elbow pipe fitting and the straight pipe can be sealed through the sealing gasket, and meanwhile, the wire joint can be prevented from freely moving inwards, and the baffle ring is prevented from being separated.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 about A;
FIG. 3 is a cross-sectional view of FIG. 2 taken about B-B;
FIG. 4 is a cross-sectional view of FIG. 2 about C-C;
FIG. 5 is a schematic view of the assembly of the present utility model with a straight tube.
Reference numerals: 1. A galvanized shell; 11. an annular groove; 100. an end groove;
2. a stainless steel liner;
3. a cement layer;
4. a wire joint; 41. a threaded hole; 42. a base aperture;
5. a baffle ring; 51. a semicircular ring;
6. a sealing gasket; 61. a first planar ring; 62. a second planar ring; 63. an outer wall ring; 64. an inner wall ring;
7. a support ring; 71. positioning the convex ring;
9. a straight pipe.
The specific embodiment is as follows:
the following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
The utility model is described below with reference to fig. 1 to 5:
the wire-connected stainless steel lining composite elbow pipe fitting comprises a galvanized shell 1, a stainless steel lining 2 arranged in the galvanized shell 1, a cement layer 3 poured between the galvanized shell 1 and the stainless steel lining 2, and two wire connectors 4 respectively arranged at two ends of the galvanized shell 1, wherein annular grooves 11 are formed on the outer walls of the two ends of the galvanized shell 1;
the screw joint is a hexagonal cylinder, a threaded hole 41 and a base hole 42 are formed in the middle of the screw joint 4, and the aperture of the base hole 42 is smaller than the small diameter of the threaded hole 41; the base hole 42 is inserted and sleeved at the end part of the galvanized shell 1, the annular groove 11 is internally sleeved with the baffle ring 5, the outer wall of the baffle ring 5 is higher than the outer surface of the end part of the galvanized shell 1, and the baffle ring 5 is pressed against the step surface between the threaded hole 41 and the base hole 42.
The screw hole 41 of the wire joint 4 is connected with external screw threads at the end of the external straight pipe 9, so that the elbow joint is connected with the straight pipe.
The baffle ring 5 is composed of two semicircular rings 51;
the outer diameter of the baffle ring 5 is in clearance fit with the minor diameter of the threaded hole 41;
the outer diameter of the end part of the galvanized shell 1 is in clearance fit with the inner diameter of the base hole 42.
And in the assembly step of the wire connector, a base hole of the wire connector is inserted into one end of the galvanized shell, then the wire connector is integrally moved to the inner side of the annular groove 11, and then two semicircular rings are inserted into the annular groove, so that the wire connector can be prevented from sliding out of the end part of the galvanized shell.
The sealing gasket 6 is sleeved in the threaded hole 41, and the outer wall of the sealing gasket 6 is embedded into the threaded hole 41.
When the elbow pipe fitting is connected with the straight pipe 9, the sealing gasket is clamped between the end part of the elbow pipe fitting and the end part of the straight pipe, and the sealing gasket can play a role in sealing;
simultaneously, the sealing gasket is embedded into the threaded hole, and a large force is required to enable the sealing gasket to move in the threaded hole, so that the wire joint can be prevented from sliding inwards freely through the blocking effect of the sealing gasket, the semicircular ring is separated from the wire joint, and the semicircular ring can fall off from the annular groove.
A supporting ring 7 is arranged in the sealing gasket 6, and a positioning convex ring 71 is formed on the supporting ring 7; the positioning convex ring 71 is inserted in the end groove 100 between the outer wall of the end of the stainless steel lining 2 and the inner wall of the end of the galvanized shell 1.
The sealing gasket can be supported by the supporting ring, so that the sealing gasket is prevented from being seriously deformed when being clamped; the positioning convex ring is inserted in the groove to position the sealing gasket. The sealing gasket and the supporting ring can be prefabricated in the wire joint in the elbow production process, so that the field installation time can be saved.
The gasket 6 includes a first planar ring 61, a second planar ring 62, an outer wall ring 63 provided outside the first planar ring 61 and the second planar ring 62, and an inner wall ring 64 provided at an inner end of the first planar ring 61;
the support ring 7 is wrapped between a first planar ring 61, a second planar ring 62, an outer wall ring 63 and an inner wall ring 64.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (5)
1. The utility model provides a wire connects compound elbow pipe fitting of inside lining stainless steel, includes galvanized shell (1), sets up stainless steel inside lining (2) in galvanized shell (1), pours cement layer (3) between galvanized shell (1) and stainless steel inside lining (2) and sets up two wire joints (4) at galvanized shell (1) both ends respectively, its characterized in that: annular grooves (11) are formed on the outer walls of the two ends of the galvanized shell (1) respectively;
a threaded hole (41) and a base hole (42) are formed in the middle of the wire joint (4), and the aperture of the base hole (42) is smaller than the small diameter of the threaded hole (41); the base hole (42) is inserted into the end part of the galvanized shell (1), the annular groove (11) is internally sleeved with the baffle ring (5), the outer wall of the baffle ring (5) is higher than the outer surface of the end part of the galvanized shell (1), and the baffle ring (5) is pressed against the step surface between the threaded hole (41) and the base hole (42).
2. A wire-bonded lined stainless steel composite elbow fitting according to claim 1, wherein: the baffle ring (5) is synthesized by two semicircular rings (51);
the outer diameter of the baffle ring (5) is in clearance fit with the minor diameter of the threaded hole (41);
the outer diameter of the end part of the galvanized shell (1) is in clearance fit with the inner diameter of the base hole (42).
3. A wire-bonded lined stainless steel composite elbow fitting according to claim 1, wherein: the sealing gasket (6) is sleeved in the threaded hole (41), and the outer wall of the sealing gasket (6) is embedded into the threaded hole (41).
4. A wire-bonded lined stainless steel composite elbow fitting according to claim 3, wherein: a supporting ring (7) is arranged in the sealing gasket (6), and a positioning convex ring (71) is formed on the supporting ring (7); the positioning convex ring (71) is inserted in an end groove (100) between the outer wall of the end of the stainless steel lining (2) and the inner wall of the end of the galvanized shell (1).
5. The wire-bonded lined stainless steel composite elbow fitting according to claim 4, wherein: the sealing gasket (6) comprises a first plane ring (61), a second plane ring (62), an outer wall ring (63) arranged outside the first plane ring (61) and the second plane ring (62) and an inner wall ring (64) arranged at the inner end of the first plane ring (61) which are integrally formed;
the support ring (7) is coated between the first planar ring (61), the second planar ring (62), the outer wall ring (63) and the inner wall ring (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223450043.9U CN219432739U (en) | 2022-12-20 | 2022-12-20 | Wire-connected type stainless steel composite elbow pipe fitting with lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223450043.9U CN219432739U (en) | 2022-12-20 | 2022-12-20 | Wire-connected type stainless steel composite elbow pipe fitting with lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219432739U true CN219432739U (en) | 2023-07-28 |
Family
ID=87335276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223450043.9U Active CN219432739U (en) | 2022-12-20 | 2022-12-20 | Wire-connected type stainless steel composite elbow pipe fitting with lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219432739U (en) |
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2022
- 2022-12-20 CN CN202223450043.9U patent/CN219432739U/en active Active
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