Pipeline construction connecting device for water supply and drainage

Abstract

The utility model discloses a pipeline construction connecting device for water supply and drainage. Comprising a base and a pipeline connector, the bottom of the base is rotationally connected with a ground pile used for fixing the base in soil, and the two ends of the pipeline connector are connected with a left pipeline and a right pipeline respectively. According to the pipeline construction connecting device for water supply and drainage, the problems that water supply and drainage pipelines are usually buried in soil below the ground during construction and directly make contact with the underground soil, in the long-time using process, when vibration of the outside of the ground and rainwater infiltration occur, soil loosening is caused, and the construction efficiency is affected are solved. And meanwhile, the connecting part of the pipeline is loosened, and leakage is caused.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of pipeline connection, in particular to a pipeline construction connecting device for water supply and drainage. BACKGROUND

[0002] The pipe jacking method for water supply and drainage pipeline construction is widely used in the fields of urban water supply and drainage engineering and urban gas engineering. The construction method can not only greatly reduce the influence of municipal construction on urban traffic and environment, but also improve construction efficiency and reduce construction cost. In addition, the pipe jacking method for water supply and drainage pipeline construction can also improve the quality and stability of the pipeline to a certain extent, so that the pipeline can be stably operated for a long time after construction.

[0003] The water supply and drainage pipeline is usually buried in the soil under the ground and directly contacts with the underground soil. During long-term use, the soil is loosened due to the vibration of the external ground and the infiltration of rainwater, and the pipeline connection part is also loosened, resulting in leakage.

[0004] Therefore, it is necessary to provide a pipeline construction connecting device for water supply and drainage to solve the above problems. SUMMARY

[0005] Based on the above problems existing in the prior art, the purpose of the application is to provide a pipeline construction connecting device for water supply and drainage to solve the problems in the background art.

[0006] The technical scheme adopted by the application to solve the technical problems is: a pipeline construction connecting device for water supply and drainage, comprising a base and a pipeline connector, the bottom of the base is rotatably connected with a ground pile for fixing the base in the soil, and the two ends of the pipeline connector are respectively connected with a left pipeline and a right pipeline.

[0007] The base has a pipeline connection area for placing the pipeline connector, the top surfaces of the front and rear ends of the pipeline connection area are provided with mounting grooves, and the mounting grooves are fixedly connected with elastic sheets, when the left pipeline and the right pipeline are fixed on the base, the upper ends of the elastic sheets abut against the pipeline connector to apply a pre-tightening force to the left pipeline and the right pipeline.

[0008] Further, the pipeline connector comprises a concentric annular shell, a gear ring, an inner liner and a sealing gasket, the two ends of the annular shell at the opening are symmetrically fixedly connected with locking plates, the gear ring is fixedly connected to the inner sides of the two ends of the annular shell, the annular shell is slidably connected with the two ends of the inner liner, the inner liner is located between the annular shell and the sealing gasket, and a fastener is inserted through the two locking plates to tighten the annular shell, after the annular shell is tightened, the upper ends of the elastic sheets abut against the bottoms of the locking plates above.

[0009] Further, the base further has a left pipe placement area and a right pipe placement area, which are located on both sides of the pipe connection area and concentric with each other.

[0010] Further, the top of the left pipe placement area is threadedly connected with a left clamp, and the top of the right pipe placement area is threadedly connected with a right clamp.

[0011] Further, the ground stake comprises a limiting part and a plug rod, the bottom of the limiting part is connected with the plug rod, the top end of the limiting part extends upwardly with a hexagonal protrusion in the center, a through slot is formed in the plug rod, the bottom of the plug rod is in the form of an inclined surface in cross section, and the outer peripheral wall of the plug rod, away from the limiting part, is fixedly connected with a helical blade.

[0012] Further, two annular connecting grooves are formed in the base, one of the connecting grooves is located between the left pipe placement area and the pipe connection area, the other connecting groove is located between the pipe connection area and the right pipe placement area, and a concentric placement hole is formed in the connecting grooves.

[0013] Further, the inner diameter of the connecting groove is consistent with the outer diameter of the limiting part, and the inner diameter of the placement hole is consistent with the outer diameter of the plug rod.

[0014] The pipe construction connecting device for water supply and drainage has the advantages that the base is fixed in the soil due to the ground stake, the helical blade has a large contact area with the soil, and thus the base is not prone to displacement.

[0015] The locking plate on the pipe connector is abutted by the elastic sheet, so that the annular shell can still maintain the inward force and continue to clamp the left pipe and the right pipe even if the fastener is loose, and thus the gap between the outer wall of the left pipe or the right pipe and the sealing gasket is prevented from being generated, so that the liquid in the pipe is prevented from leaking.

[0016] In addition to the objects, features, and advantages described above, the present application has other objects, features, and advantages. The present application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the application and are incorporated herein by reference. The embodiments illustrated in the drawings are intended to explain the present application and are not intended to limit the present application.

[0018] In the drawings:

[0019] Figure 1 is a schematic view of the whole application;

[0020] Figure 2A schematic view of a pipe connector of the present application;

[0021] Figure 3 A schematic view of a base of the present application;

[0022] Figure 4 A schematic view of a pile of the present application;

[0023] Figure 5 A schematic view of the present application;

[0024] In the drawings, various reference numerals refer to various identical or similar parts;

[0025] 1, base; 11, left pipe placement area; 111, left clamp; 12, right pipe placement area; 121, right clamp; 13, pipe connection area; 14, connection groove; 15, placement hole; 16, mounting groove; 2, pipe connector; 21, annular shell; 22, tooth ring; 23, inner liner pipe; 24, gasket; 25, fastener; 26, locking plate; 3, left pipe; 31, right pipe; 4, pile; 41, limiting portion; 411, hexagonal protrusion; 42, insertion rod; 421, through groove; 43, helical blade; 5, spring piece. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0027] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0028] As shown in Figures 1-5 The present application provides a technical solution: a pipe construction connection device for water supply and drainage, comprising a base 1 and a pipe connector 2, the bottom of the base 1 is rotatably connected with a pile 4 for fixing the base 1 in the soil, and the two ends of the pipe connector 2 are respectively connected with a left pipe 3 and a right pipe 31;

[0029] The base 1 has a pipe connection area 13 for placing the pipe connector 2, the top surface of the front and rear ends of the pipe connection area 13 is provided with a mounting groove 16, and a spring piece 5 is fixedly connected in the mounting groove 16. When the left pipe 3 and the right pipe 31 are fixed on the base 1, the upper end of the spring piece 5 abuts against the pipe connector 2, so as to apply a pre-tightening force to the pipe connector 2 on the left pipe 3 and the right pipe 31.

[0030] The pipe connector 2 comprises a concentric annular housing 21, a tooth ring 22, an inner liner tube 23, a sealing gasket 24, two locking plates 26 symmetrically fixed and connected at both ends of the annular housing 21, the tooth ring 22 is fixedly connected to the inner side of both ends of the annular housing 21, the annular housing 21 is slidingly connected with both ends of the inner liner tube 23, the inner liner tube 23 is located between the annular housing 21 and the sealing gasket 24, the fastener 25 is inserted through the two locking plates 26, and the annular housing 21 is tightened, the upper end of the spring sheet 5 abuts against the bottom of the locking plate 26 above it after the annular housing 21 is tightened; the fastener 25 is composed of a bolt and a nut, the outer shell is tightened inward by tightening the nut, and the left pipe 3 and the right pipe 31 are fastened.

[0031] The base 1 also has a left pipe placement area 11 and a right pipe placement area 12, and the left pipe placement area 11 and the right pipe placement area 12 are located on both sides of the pipe connection area 13 and concentric with each other.

[0032] The top of the left pipe placement area 11 is threadedly connected with a left clamp 111, and the top of the right pipe placement area 12 is threadedly connected with a right clamp 121.

[0033] The ground pile 4 comprises a limiting portion 41 and a plug rod 42, the bottom of the limiting portion 41 is connected with the plug rod 42, the top end of the limiting portion 41 extends upwardly with a hexagonal protrusion 411 in the center, the plug rod 42 is provided with a through slot 421, the bottom of the plug rod 42 is a slope in cross section, and the outer peripheral wall of the plug rod 42 is fixedly connected with a spiral blade 43 away from the limiting portion 41. The connection between the bottom of the limiting portion 41 and the plug rod 42 includes but is not limited to connection through a plug and a slot.

[0034] Two annular connecting grooves 14 are formed on the base 1, one of the connecting grooves 14 is located between the left pipe placement area 11 and the pipe connection area 13, and the other connecting groove 14 is located between the pipe connection area 13 and the right pipe placement area 12, and a concentric placement hole 15 is formed in the connecting groove 14.

[0035] The inner diameter of the connecting groove 14 is consistent with the outer diameter of the limiting portion 41, and the inner diameter of the placement hole 15 is consistent with the outer diameter of the plug rod 42.

[0036] In one embodiment, the working principle of the device.

[0037] Specifically, the insertion rod 42 is passed through the placement hole 15, the helical blade 43 is located at the bottom of the base 1, the top end of the insertion rod 42 is clamped and fixed with the limiting part 41, the base 1 is placed in the soil excavated in the placement pipeline, the inclined surface at the bottom of the insertion rod 42 is abutted against the soil, the hexagonal protrusion 411 is connected with the wrench, the entire ground pile 4 is rotated by rotating the hexagonal protrusion through the wrench, so that the ground pile 4 descends to the deep soil, part of the soil enters the through slot 421, and the resistance of the ground pile 4 to descend is reduced; when the bottom of the limiting part 41 is in contact with the bottom wall of the connecting slot 14, the rotation of the driving device is stopped, and at this time the base 1 is fixed in the soil.

[0038] The construction personnel install the left pipeline 3 and the right pipeline 31 to the two ends of the pipeline connector 2 respectively, the two locking plates 26 are close to each other by tightening the nuts, the annular shell 21 is inwardly contracted, the opening interval of the annular shell 21 is gradually reduced, the diameter of the tooth ring 22 is reduced, the left pipeline 3 and the right pipeline 31 are clamped and fastened, and the left pipeline 3 and the right pipeline 31 are connected through the pipeline connector 2 after the nuts are tightened.

[0039] The pipeline connector 2 is placed above the pipeline connecting area 13, the spring sheet 5 is abutted against the locking plate 26, at this time the left pipeline 3 and the right pipeline 31 are located in the left pipeline placement area 11 and the right pipeline placement area 12 respectively, the left clamp 111 is sleeved above the left pipeline 3, the right clamp 121 is sleeved above the right pipeline 31, the left clamp 111 is fixed on the left pipeline placement area 11 through the bolt screw, the right clamp 121 is fixed on the right pipeline placement area 12, at this time the spring sheet 5 fully abuts against the locking plate 26, and the annular shell 21 is kept inward.

[0040] In summary, the device can fix the base 1 in the soil by arranging the ground pile 4, the base 1 is not easy to displace due to the large contact area of the helical blade 43 with the soil, the locking plate 26 on the pipeline connector 2 is abutted by the spring sheet 5, so that the annular shell 21 can keep inward force under the condition that the fastener 25 is loose, the left pipeline 3 and the right pipeline 31 are still clamped, the gap between the outer wall of the left pipeline 3 or the right pipeline 31 and the sealing gasket 24 is prevented from being generated under the condition that the fastener 25 is loose, the liquid in the pipeline is prevented from leaking, and the technical problem that the water supply and drainage pipeline is usually buried in the soil under the ground and directly contacts with the underground soil, the soil is loosened after a long time of use, the pipeline connection part is loosened, and leakage occurs is solved.

[0041] The above descriptions are only the preferred embodiments of the present application, and are not intended to limit the present application. The present application can have various modifications and changes for those skilled in the art. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A plumbing connection device for plumbing installations, characterized in that: It includes base (1) and pipeline connector (2), the bottom of base (1) is rotatably connected with ground pile (4) for fixing base (1) in soil, and the two ends of pipeline connector (2) are respectively connected with left pipeline (3) and right pipeline (31); The base (1) has pipeline connecting area (13) for placing pipeline connector (2), the top surface of the front and rear ends of pipeline connecting area (13) is provided with mounting groove (16), and the upper end of spring sheet (5) is abutted with pipeline connector (2) when left pipeline (3) and right pipeline (31) are fixed on base (1), so as to make pipeline connector (2) apply pre-tightening force to left pipeline (3) and right pipeline (31).

2. The plumbing connection device according to claim 1, wherein: The pipeline connector (2) includes concentrically arranged annular shell (21), tooth ring (22), inner liner pipe (23) and sealing gasket (24), the two ends of the opening of annular shell (21) are symmetrically fixedly connected with locking plate (26), tooth ring (22) is fixedly connected to the inner side of the two ends of annular shell (21), annular shell (21) is slidably connected with the two ends of inner liner pipe (23), inner liner pipe (23) is located between annular shell (21) and sealing gasket (24), fastener (25) is inserted through between the two locking plates (26) for tightening annular shell (21), and the upper end of spring sheet (5) abuts against the bottom of locking plate (26) above it after annular shell (21) is tightened.

3. The plumbing coupling device of claim 1, wherein: The base (1) further has left pipe placing area (11) and right pipe placing area (12), and the left pipe placing area (11) and the right pipe placing area (12) are located on the two sides of pipeline connecting area (13) and concentric with each other.

4. The plumbing coupling device of claim 3, wherein: The top of left pipe placing area (11) is threadedly connected with left clamp (111), and the top of right pipe placing area (12) is threadedly connected with right clamp (121).

5. The plumbing coupling device of claim 4, wherein: The ground pile (4) includes limiting portion (41) and insertion rod (42), the bottom of limiting portion (41) is clamped with insertion rod (42), the top end of limiting portion (41) extends upwardly with hexagonal protrusion (411), the insertion rod (42) is provided with through groove (421), the bottom of insertion rod (42) is in the form of inclined surface in cross section, and the outer peripheral wall of insertion rod (42) is fixedly connected with helical blade (43) away from limiting portion (41).

6. The plumbing coupling device of claim 5, wherein: Two annular connecting grooves (14) are formed in base (1), one of the connecting grooves (14) is located between left pipe placing area (11) and pipeline connecting area (13), and the other connecting groove (14) is located between pipeline connecting area (13) and right pipe placing area (12), and concentric placing hole (15) is formed in the connecting groove (14).

7. The plumbing coupling device of claim 6, wherein: The inner diameter of connecting groove (14) is consistent with the outer diameter of limiting portion (41), and the inner diameter of placing hole (15) is consistent with the outer diameter of insertion rod (42).

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