CN220623082U - Assembled civil engineering pipeline connecting piece - Google Patents

Abstract

The utility model discloses an assembled civil engineering pipeline connecting piece, which comprises a first pipeline and a second pipeline, wherein the peripheries of the first pipeline and the second pipeline are respectively connected with annular grooves, a variable elastic limiting ring is arranged in each annular groove, a sealing ring is sleeved outside each elastic limiting ring, a connecting pipe is sleeved between the first pipeline and the second pipeline, bosses matched with the first pipeline and the second pipeline are arranged on the inner side of the connecting pipe, two ends of the connecting pipe are respectively abutted against one side of each elastic limiting ring, a first sleeve is sleeved on the other side of each elastic limiting ring, a second sleeve is sleeved on the other side of each elastic limiting ring, first convex eaves matched with the corresponding elastic limiting ring in an abutting mode are oppositely connected on the outer sides of the first sleeve and the second sleeve, and limiting pieces are oppositely connected on the inner sides of the first sleeve and the second sleeve. Compared with the prior art, the utility model has the advantages that: the compensation is convenient, the sealing is ensured, and the disassembly is convenient.

Description

Assembled civil engineering pipeline connecting piece

Technical Field

The utility model relates to an assembled civil engineering pipeline connecting piece, in particular to a connecting piece for a pipeline of the civil engineering.

Background

In the construction process in civil engineering, because the pipeline length is limited, in order to connect different parts of pipelines, pipelines of different materials or branches of pipelines together to form a complete pipeline system, a pipeline connecting piece is often required to firmly connect two pipelines to match the use requirement.

The existing assembly type pipeline connecting piece can be disassembled and maintained, but in the long-term use process, the sealing ring can be changed under the impact of medium flow, so that the sealing performance is poor and cannot be effectively compensated, and the joint is leaked; in addition, the assembly type pipeline connecting piece is troublesome to assemble and disassemble, and all lock nuts are required to be completely disassembled from the threaded rod to disassemble the connecting piece.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the technical defects, and provide the assembled civil engineering pipeline connecting piece which is convenient to compensate, ensure sealing and facilitate disassembly.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides an assembled civil engineering pipeline connecting piece, includes first pipeline and second pipeline, first pipeline and second pipeline periphery are connected respectively and are equipped with the annular, be equipped with flexible elasticity spacing ring in the annular, elasticity spacing ring overcoat has connect the sealing ring, cup joint between first pipeline and the second pipeline has the connecting pipe, the connecting pipe inboard is equipped with first pipeline and second pipeline complex boss, connecting pipe both ends butt elasticity spacing ring one side respectively, first pipeline cup joints first sleeve in elasticity spacing ring opposite side, second pipeline cup joints the second sleeve in elasticity spacing ring opposite side, first sleeve and second sleeve outside relative connection are equipped with the first protruding eaves with elasticity spacing ring butt complex, first sleeve and second sleeve inboard are connected relatively and are equipped with the locating part.

Compared with the prior art, the utility model has the advantages that: the elastic limiting rings are matched with the annular grooves to drive the first pipeline or the second pipeline to be close to the connecting pipe, so that the first pipeline and the second pipeline are connected with the connecting pipe conveniently, and the connection looseness of the first pipeline and the second pipeline is avoided; the sealing ring is arranged to be convenient for seal the first pipeline and the connecting pipe and the second pipeline and the connecting pipe, so that medium leakage is avoided.

Further, the elastic limiting ring comprises two semi-rings, the semi-rings comprise arc-shaped shafts arranged at two ends, a plurality of twisted plates are connected to the arc-shaped shafts in a relative rotating mode, two sides between the twisted plates are hinged through torsion springs respectively, the two semi-rings are matched in the annular grooves at first, free ends of the twisted plates are respectively abutted to two sides of the annular grooves, then the sealing rings are sleeved on the periphery of the elastic limiting ring, one side of the elastic limiting ring is abutted to the end portion of the connecting pipe, then the first sleeve and the second sleeve on the two sides slide towards the side of the connecting pipe, the twisted plates on the first sleeve and the second sleeve drive the two semi-rings to rotate around the torsion springs as axes, the free ends of the two semi-rings are close to each other, and finally the two semi-rings are connected through limiting pieces.

Further, the locating part is including the inboard second eaves of relative connection first sleeve and second sleeve, on the second sleeve second eaves circumference is connected and is equipped with a plurality of first recesses, articulated in the first recess are equipped with the threaded rod, on the first sleeve second eaves circumference is connected and is equipped with a plurality of second recesses, the threaded rod runs through the second recess and is equipped with lock nut in end connection, through rotating the threaded rod, the threaded rod uses articulated department in the first recess as the axle center to rotate to the threaded rod other end and runs through the second recess, then limits the position of threaded rod through lock nut's screw-thread fit for be connected between connecting pipe and first pipeline and the second pipeline can not loosen.

Further, the diameter of the second groove is larger than that of the threaded rod, but smaller than that of the locking nut, so that the threaded rod can be locked and limited conveniently.

Drawings

Fig. 1 is a schematic structural view of a fitting-type civil engineering piping connection according to the present utility model.

Fig. 2 is a schematic top view of a fitting-type civil engineering pipe joint according to the present utility model.

FIG. 3 is a schematic cross-sectional view of A-A of FIG. 2.

Fig. 4 is an enlarged schematic view of the structure of fig. 3B.

Fig. 5 is a schematic view showing the structure of the assembled civil engineering pipe joint according to the present utility model in the initial state of the half rings.

Fig. 6 is a schematic side view of a piping connection piece for civil engineering of the present utility model in a state of initial extrusion.

As shown in the figure: 1. the device comprises a first pipeline, 2, a second pipeline, 3, annular grooves, 4, an elastic limiting ring, 5, a sealing ring, 6, a connecting pipe, 7, a boss, 8, a first sleeve, 9, a second sleeve, 10, a first convex eave, 11, a half ring, 12, an arc-shaped shaft, 13, a torsion spring, 14, a twisted plate, 15, a second convex eave, 16, a first groove, 17, a threaded rod, 18, a second groove, 19 and a locking nut.

Detailed Description

The present utility model will be described in further detail with reference to fig. 1-6.

Referring to fig. 4, 5 and 6, an assembled civil engineering pipeline connecting piece comprises a first pipeline 1 and a second pipeline 2, wherein the peripheries of the first pipeline 1 and the second pipeline 2 are respectively connected with a ring groove 3, a variable elastic limiting ring 4 is arranged in each ring groove 3, each elastic limiting ring 4 comprises two semi-rings 11, each semi-ring 11 comprises an arc shaft 12 with two ends, a plurality of stranding plates 14 are arranged on the arc shafts 12 in a relative rotation connection manner, and two sides of each stranding plate 14 are respectively hinged through torsion springs 13;

referring to fig. 3 and 4, the elastic limiting ring 4 is externally sleeved with a sealing ring 5, a connecting pipe 6 is sleeved between the first pipeline 1 and the second pipeline 2, a boss 7 matched with the first pipeline 1 and the second pipeline 2 is arranged on the inner side of the connecting pipe 6, two ends of the connecting pipe 6 are respectively abutted to one side of the elastic limiting ring 4, the first pipeline 1 is sleeved with a first sleeve 8 on the other side of the elastic limiting ring 4, the second pipeline 2 is sleeved with a second sleeve 9 on the other side of the elastic limiting ring 4, and a first convex eave 10 in abutting fit with the elastic limiting ring 4 is oppositely connected to the outer sides of the first sleeve 8 and the second sleeve 9;

referring to fig. 1, 2 and 3, the inner sides of the first sleeve 8 and the second sleeve 9 are connected with a limiting part, the limiting part comprises a second convex edge 15 which is connected with the inner sides of the first sleeve 8 and the second sleeve 9, a plurality of first grooves 16 are connected with the second convex edge 15 on the second sleeve 9 in a circumferential direction, a threaded rod 17 is hinged in the first grooves 16, a plurality of second grooves 18 are connected with the second convex edge 15 on the first sleeve 8 in a circumferential direction, the diameter of the second grooves 18 is larger than that of the threaded rod 17, but smaller than that of a locking nut 19, and the threaded rod 17 penetrates through the second grooves 18 and is provided with the locking nut 19 in an end connection.

In the concrete implementation of the utility model, the first pipeline 1 and the second pipeline 2 are conveniently connected with the connecting pipe 6 through the matching arrangement of the elastic limiting ring 4, the connecting pipe 6, the first sleeve 8, the second sleeve 9 and the limiting piece;

firstly, two semi-rings 11 are matched and arranged in a ring groove 3, so that the free ends of a stranding plate 14 respectively abut against two sides of the ring groove 3 to form a V-shaped structure extending out of the ring groove 3, then a sealing ring 5 is sleeved on the periphery of an elastic limiting ring 4, the end part of a connecting pipe 6 abuts against one side of the elastic limiting ring 4, then a first sleeve 8 and a second sleeve 9 on two sides slide towards the connecting pipe 6, the first sleeve 8 and the second sleeve 9 are driven to be close to each other, and the stranding plate 14 on the two semi-rings 11 on the same side is respectively driven to rotate by taking a torsion spring 13 as an axle center, and the free ends of the stranding plate 14 are driven to be close to each other;

finally, through the connection of the limiting piece, through rotating the threaded rod 17, the threaded rod 17 rotates to penetrate through the second groove 18 by taking the hinge joint in the first groove 16 as the axis, then the position of the threaded rod 17 is limited through the threaded fit of the locking nut 19, and as the diameter of the second groove 18 is larger than that of the threaded rod 17 but smaller than that of the locking nut 19, the threaded rod 17 is conveniently locked and limited, and further the connection between the first pipeline 1 and the second pipeline 2 and the connecting pipe 6 is facilitated, and the connection looseness of the first pipeline 1 and the second pipeline 2 is avoided;

the arrangement of the sealing ring 5 is convenient for sealing the first pipeline 1 and the connecting pipe 6 and the second pipeline 2 and the connecting pipe 6, so that medium leakage is avoided.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (4)

1. The utility model provides a prefabricated civil engineering pipeline connecting piece, includes first pipeline (1) and second pipeline (2), its characterized in that: the utility model discloses a flexible pipe joint for a pipeline, including first pipeline (1) and second pipeline (2), be equipped with annular (3) in the connection respectively of first pipeline (1) and second pipeline (2) periphery, be equipped with flexible elasticity spacing ring (4) in annular (3), elasticity spacing ring (4) cup joints sealing ring (5) outward, cup joint connecting pipe (6) between first pipeline (1) and second pipeline (2), connecting pipe (6) inboard be equipped with first pipeline (1) and second pipeline (2) complex boss (7), connecting pipe (6) both ends butt elasticity spacing ring (4) one side respectively, first sleeve (8) have been cup jointed in elasticity spacing ring (4) opposite side in first pipeline (1), second sleeve (9) have been cup jointed in elasticity spacing ring (4) opposite side second sleeve (9), first sleeve (8) and second sleeve (9) outside are connected relatively and are equipped with first protruding eaves (10) with elasticity spacing ring (4) butt complex, first sleeve (8) and second sleeve (9) inboard are connected relatively and are equipped with spacing piece.

2. A fabricated civil engineering piping connection as claimed in claim 1, wherein: the elastic limiting ring (4) comprises two semi-rings (11), each semi-ring (11) comprises an arc-shaped shaft (12) arranged at two ends, a plurality of stranding plates (14) are connected on the arc-shaped shaft (12) in a relative rotating mode, and two sides of the stranding plates (14) are hinged through torsion springs (13).

3. A fabricated civil engineering piping connection as claimed in claim 1, wherein: the limiting piece comprises a second convex eave (15) which is connected with the inner side of a first sleeve (8) and a second sleeve (9) relatively, a plurality of first grooves (16) are formed in the second convex eave (15) on the second sleeve (9) in a circumferential connection mode, threaded rods (17) are hinged in the first grooves (16), a plurality of second grooves (18) are formed in the first sleeve (8) in the second convex eave (15) in a circumferential connection mode, and the threaded rods (17) penetrate through the second grooves (18) and are provided with locking nuts (19) in end connection.

4. A fabricated civil engineering piping connection as claimed in claim 3, wherein: the diameter of the second groove (18) is larger than the diameter of the threaded rod (17) but smaller than the diameter of the locking nut (19).