CN219140166U - Polyethylene drainage pipe connection structure - Google Patents

Polyethylene drainage pipe connection structure Download PDF

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Publication number
CN219140166U
CN219140166U CN202223243166.5U CN202223243166U CN219140166U CN 219140166 U CN219140166 U CN 219140166U CN 202223243166 U CN202223243166 U CN 202223243166U CN 219140166 U CN219140166 U CN 219140166U
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polyethylene
pipe
groove
wall
ring
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CN202223243166.5U
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潘心争
陈叔安
周娟
陈士丽
陈忠
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SHANGHAI SHANGSU HOLDINGS GROUP
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SHANGHAI SHANGSU HOLDINGS GROUP
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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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Abstract

The utility model provides a polyethylene drainage pipeline connecting structure, which comprises: the device comprises a polyethylene pipe, a rubber sealing ring, a first half-ring piece, a second half-ring piece and a bolt fastening assembly; the outer walls of the two end parts of the polyethylene pipe are respectively provided with a pipe clamping ring groove which is arranged around the circumference; one end of the polyethylene pipe is connected with one end of the polyethylene pipe, and the polyethylene pipe is at least provided with a pipe clamping ring groove around the circumference on the outer wall of the connecting end of the polyethylene pipe; the rubber sealing ring is wrapped on the periphery of the joint of the polyethylene pipe and the polyethylene pipe, and a gap groove with a trapezoid cross section is formed in the inner wall of the rubber sealing ring; the first half ring piece and the second half ring piece form an annular structure through the bolt fastening assembly, the annular structure is wrapped on the periphery of the rubber sealing ring, and a first annular clamping bulge and a second annular clamping bulge are arranged on the inner wall of the annular structure.

Description

Polyethylene drainage pipe connection structure
Technical Field
The utility model relates to the technical field of pipelines, in particular to a polyethylene drainage pipeline connecting structure.
Background
The drainage pipelines are widely used in modern buildings, and the connection firmness and tightness of the pipeline connection parts, particularly the curve connection parts, are required to be strictly ensured. The common construction mode in the prior art is to connect the pipe and the pipe fitting by hot melt adhesive socket joint, fusion butt joint or electric fusion socket joint method. In the actual installation and construction process, because of the limitation of construction environment, especially outdoor construction environment, the construction is generally carried out at a high altitude from the ground, the welding equipment is very inconvenient to use, and certain potential safety hazards are brought to construction installers. The sealing performance of the joint is difficult to ensure in the clamping mode of the traditional common hoop. Therefore, there is a need for a more structurally optimized elbow connection.
Disclosure of Invention
The utility model is made to solve the problems, and aims to provide a polyethylene drainage pipeline connecting structure which is convenient to install and detach and good in construction connection effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a polyethylene drainage pipeline connecting structure, which is characterized by comprising the following components: the device comprises a polyethylene pipe, a rubber sealing ring, a first half-ring piece, a second half-ring piece and a bolt fastening assembly; the outer walls of the two end parts of the polyethylene pipe are respectively provided with a pipe clamping ring groove which is arranged around the circumference; one end of the polyethylene pipe is connected with one end of the polyethylene pipe, and the polyethylene pipe is at least provided with a pipe clamping ring groove around the circumference on the outer wall of the connecting end of the polyethylene pipe; the rubber sealing ring is wrapped on the periphery of the connecting end part of the polyethylene pipe and the connecting end part of the polyethylene pipe, a gap groove with a trapezoid cross section is formed in the inner wall of the rubber sealing ring, the trapezoid parallel short side of the gap groove corresponds to the inner side position, and the trapezoid parallel long side of the gap groove corresponds to the outer side position; the first half ring piece and the second half ring piece form an annular structure through the bolt fastening assembly, the annular structure is wrapped on the periphery of the rubber sealing ring, and a first annular clamping bulge matched with the pipe clamping ring groove and a second annular clamping bulge matched with the pipe clamping ring groove are arranged on the inner wall of the annular structure.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: wherein the polyethylene pipe fitting is elbow pipe fitting, and the external diameter of polyethylene pipe fitting = internal diameter of rubber seal.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: the two ends of the first half ring piece are provided with first connecting lug plates, the first connecting lug plates are provided with first connecting through holes, and the first connecting through holes are round through holes; the both ends portion of second half circle spare is provided with the second and connects the otic placode, has seted up the second on the second and connects the otic placode and connect the through-hole, and the second connects the through-hole and contains hole cross-section and be circular shape first through-hole section and be hexagonal second through-hole section.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: the pipe fitting clamping ring groove is arranged at a position 15mm away from the port of the polyethylene pipe fitting, the width of the groove is 8mm, and the depth of the groove is not less than 3mm; the pipe clamping ring groove is arranged at a position 15mm away from a port of the connecting end part of the polyethylene pipe fitting, the width of the groove is 8mm, and the depth of the groove is not less than 3mm.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: wherein, the outer wall of rubber seal is trapezoidal shape, and trapezoidal seal accommodating groove matched with the outer wall trapezoidal shape of rubber seal is seted up to the inner wall of first half circle piece and second half circle piece.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: the trapezoid parallel long sides of the trapezoid shape of the outer wall of the rubber sealing ring are 26mm in size, the size corresponds to the height of the inner wall of the rubber sealing ring, and the size of the trapezoid parallel short sides of the trapezoid shape of the outer wall is 21mm; the thickness difference between the outer wall and the inner wall of the rubber sealing ring is 6 mm-9 mm.
Further, in the polyethylene drainage pipe connection structure provided by the utility model, the polyethylene drainage pipe connection structure can also have the following characteristics: wherein the groove depth of the trapezoid clearance groove of the rubber sealing ring is 3 mm-4 mm.
The utility model has the following functions and effects:
when the polyethylene drainage pipeline connecting structure is installed, the pipe and the pipe ports are close together and are wrapped by the rubber sealing ring, then the first half-ring piece and the second half-ring piece of the bolt fastening assembly are connected by the rubber sealing ring, the annular structure formed by the first half-ring piece and the second half-ring piece is matched and clamped with the pipe clamping ring groove and the pipe clamping ring groove, and after the pipe and the pipe are installed, the pipe and the pipe are firmly connected, and the sealing performance of the joint is good. And this installation convenient operation does not need the welding, and the installation of being convenient for is dismantled, has reduced the construction work degree of difficulty.
Drawings
FIG. 1 is an exploded view of a polyethylene drain pipe connection in an embodiment of the present utility model;
FIG. 2 is a schematic installation view of a polyethylene drain pipe connection structure in an embodiment of the utility model;
fig. 3 is a cut-away view of a seal ring in an embodiment of the utility model.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purposes and the effects of the present utility model easy to understand, the following embodiments specifically describe the technical scheme of the present utility model with reference to the accompanying drawings.
Referring to fig. 1, the present embodiment provides a polyethylene drainage pipe connection structure, which includes: polyethylene pipe 1, polyethylene pipe 2, rubber seal 3, first half-turn 4, second half-turn 5, and bolt-up assembly 6 (not shown in fig. 1).
The outer walls of the two end parts of the polyethylene pipe fitting 1 are respectively provided with pipe fitting clamping ring grooves 11 which are arranged around the circumferential direction. The pipe fitting clamping ring groove 11 is arranged at a position 15mm away from the port 1 of the polyethylene pipe fitting, the groove width is 8mm, and the groove depth is not less than 3mm. The polyethylene pipe 1 is an elbow pipe. May be various elbow angles, and in this embodiment, an elbow with an angle of 120 ° is illustrated in fig. 1.
One end of the polyethylene pipe 2 is connected with one end of the polyethylene pipe 1, and the polyethylene pipe 2 is provided with a pipe clamping ring groove 21 around the circumferential direction at least on the outer wall of the connecting end with the polyethylene pipe 1. In this embodiment, as shown in fig. 1, pipe snap ring grooves 21 are provided at both end portions of the polyethylene pipe 2. The pipe clamping ring groove 21 is arranged at a position 15mm away from the port of the polyethylene pipe fitting 1, the groove width is 8mm, and the groove depth is not less than 3mm.
The rubber sealing ring 3 wraps the periphery of the connecting end part of the polyethylene pipe 2 and the connecting end part of the polyethylene pipe 1. The outer diameter of the polyethylene pipe 1=the outer diameter of the polyethylene pipe 2=the inner diameter of the rubber seal ring 3. The inner wall of the rubber sealing ring 3 is provided with a gap groove 31 with a trapezoid cross section, as shown in fig. 3, the trapezoid parallel short side of the gap groove 31 corresponds to the inner side position, and the trapezoid parallel long side of the gap groove 31 corresponds to the outer side position. This special structure setting can make rubber seal 3 have good leak protection effect, and if the clearance of polyethylene pipe fitting 1 and polyethylene pipe fitting 2 oozes little water and also flows into this clearance groove 31 in the first time, and can not ooze, this clearance groove 31 plays good leak protection cushioning effect. Preferably, the groove depth of the trapezoid clearance groove 31 of the rubber seal ring 3 is 3mm to 4mm.
The first half ring 4 and the second half ring 5 form an annular structure through the bolt fastening assembly 6, the annular structure wraps the periphery of the rubber sealing ring 3, a first annular clamping protrusion (shown in fig. 1 and consisting of 42 of the first half ring and 52 of the second half ring) matched with the pipe clamping ring groove 11 is arranged on the inner wall of the annular structure, and a second annular clamping protrusion (shown in fig. 1 and consisting of 43 of the first half ring and 53 of the second half ring) matched with the pipe clamping ring groove 21 is arranged on the inner wall of the annular structure.
As shown in fig. 1, first connecting lug plates 41 are provided at both ends of the first half ring member 4, and first connecting holes 41a are provided in the first connecting lug plates 41, and the first connecting holes 41a are circular through holes. The two ends of the second half-ring member 5 are provided with second connection lugs 51, and the second connection lugs 51 are provided with second connection through holes 51a, and referring to fig. 2 (c), the second connection through holes 51a of the second half-ring member 5 include a first through hole section with a circular hole section and a second through hole section with a hexagonal hole section. The bolt fastening assemblies 6 are two groups, and each group comprises a hexagonal bolt, a gasket and a fastening nut.
Further, referring to fig. 2 and 3, the outer wall of the rubber seal ring 3 is in a trapezoid shape, and trapezoid seal ring accommodating grooves (trapezoid seal ring accommodating grooves 44 of the first half ring 4 are marked in fig. 1) matched with the trapezoid shape of the outer wall of the rubber seal ring 3 are formed in the inner walls of the first half ring 4 and the second half ring 5. Preferably, the dimension of the trapezoid parallel long sides of the trapezoid shape of the outer wall of the rubber packing 3 is 26mm, which corresponds to the height of the inner wall of the rubber packing 3, and the dimension of the trapezoid parallel short sides of the trapezoid shape of the outer wall is 21mm. The thickness difference between the outer wall and the inner wall of the rubber sealing ring 3 is 6 mm-9 mm.
The construction and installation modes of the polyethylene drainage pipeline connecting structure of the embodiment are as follows: referring to fig. 2, first, a polyethylene pipe 1 and a polyethylene pipe 2 to be connected are respectively inserted into two ends of a rubber sealing ring 3, and the port of the polyethylene pipe 1 is contacted with the port of the polyethylene pipe, and the rubber sealing ring 3 is wrapped around the periphery of the connection position of the polyethylene pipe 1 and the polyethylene pipe 2. Then, the first half ring piece 4 and the second half ring piece 5 are spliced to form an annular structure to wrap the periphery of the rubber sealing ring 3, a first annular clamping bulge of the annular structure is matched and clamped with the pipe clamping ring groove 11, and a second annular clamping bulge is matched and clamped with the pipe clamping ring groove 21. Finally, the first half-turn piece 4 is firmly connected with the second half-turn piece 5 by using a bolt fastening assembly 6.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.

Claims (7)

1. A polyethylene drainage pipe connection structure, characterized by comprising: the device comprises a polyethylene pipe, a rubber sealing ring, a first half-ring piece, a second half-ring piece and a bolt fastening assembly;
the outer walls of the two end parts of the polyethylene pipe are respectively provided with a pipe clamping ring groove which is arranged around the circumference;
one end of the polyethylene pipe is connected with one end of the polyethylene pipe, and a pipe clamping ring groove is formed in the outer wall of the connecting end of the polyethylene pipe at least around the circumference;
the rubber sealing ring is wrapped on the periphery of the connecting end part of the polyethylene pipe and the connecting end part of the polyethylene pipe, a gap groove with a trapezoid cross section is formed in the inner wall of the rubber sealing ring, the trapezoid parallel short side of the gap groove corresponds to the inner side position, and the trapezoid parallel long side of the gap groove corresponds to the outer side position;
the first half ring piece and the second half ring piece form an annular structure through the bolt fastening assembly, the annular structure is wrapped on the periphery of the rubber sealing ring, and a first annular clamping bulge matched with the pipe clamping ring groove and a second annular clamping bulge matched with the pipe clamping ring groove are arranged on the inner wall of the annular structure.
2. The polyethylene drain pipe connection structure as claimed in claim 1, wherein:
the polyethylene pipe fitting is an elbow pipe fitting, and the outer diameter of the polyethylene pipe fitting=the inner diameter of the rubber sealing ring.
3. The polyethylene drain pipe connection structure as claimed in claim 1, wherein:
the two ends of the first half ring piece are provided with first connecting lug plates, first connecting through holes are formed in the first connecting lug plates, and the first connecting through holes are round through holes;
the two ends of the second half ring piece are provided with second connecting lug plates, second connecting through holes are formed in the second connecting lug plates, and each second connecting through hole comprises a first through hole section with a circular hole section and a second through hole section with a hexagonal hole section.
4. The polyethylene drain pipe connection structure as claimed in claim 1, wherein:
the pipe fitting clamping ring groove is arranged at a position 15mm away from the polyethylene pipe fitting port, the width of the groove is 8mm, and the depth of the groove is not less than 3mm;
the pipe clamping ring groove is arranged at a position 15mm away from the port of the connecting end part of the polyethylene pipe fitting, the groove width is 8mm, and the groove depth is not less than 3mm.
5. The polyethylene drain pipe connection structure as claimed in claim 1, wherein:
the outer wall of the rubber sealing ring is in a trapezoid shape, and a trapezoid sealing ring accommodating groove matched with the trapezoid shape of the outer wall of the rubber sealing ring is formed in the inner wall of the first half ring piece and the inner wall of the second half ring piece.
6. The polyethylene drain pipe connection structure as defined in claim 5, wherein:
the size of the trapezoid parallel long side of the trapezoid shape of the outer wall of the rubber sealing ring is 26mm, the size corresponds to the height of the inner wall of the rubber sealing ring, and the size of the trapezoid parallel short side of the trapezoid shape of the outer wall is 21mm;
the thickness difference between the outer wall and the inner wall of the rubber sealing ring is 6 mm-9 mm.
7. The polyethylene drain pipe connection structure as claimed in claim 1, wherein:
wherein the groove depth of the trapezoid clearance groove of the rubber sealing ring is 3 mm-4 mm.
CN202223243166.5U 2022-12-05 2022-12-05 Polyethylene drainage pipe connection structure Active CN219140166U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223243166.5U CN219140166U (en) 2022-12-05 2022-12-05 Polyethylene drainage pipe connection structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223243166.5U CN219140166U (en) 2022-12-05 2022-12-05 Polyethylene drainage pipe connection structure

Publications (1)

Publication Number Publication Date
CN219140166U true CN219140166U (en) 2023-06-06

Family

ID=86592134

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223243166.5U Active CN219140166U (en) 2022-12-05 2022-12-05 Polyethylene drainage pipe connection structure

Country Status (1)

Country Link
CN (1) CN219140166U (en)

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