CN216242901U

CN216242901U - PE feed pipe connection structure

Info

Publication number: CN216242901U
Application number: CN202123000194.XU
Authority: CN
Inventors: 郦萍; 陈鸿梅; 张文龙; 傅生英; 陈心一
Original assignee: Zhejiang Maple Leaf Pipe Industry Polytron Technologies Inc
Current assignee: Zhejiang Maple Leaf Pipe Industry Polytron Technologies Inc
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-04-08
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to the technical field of pipeline connection structures, in particular to a PE water supply pipe connection structure which comprises a connection pipeline, wherein sealing notches are formed in the left end and the right end of the connection pipeline along the circumferential direction of the connection pipeline, pipe hoops are arranged on the left side and the right side of the outer portion of the connection pipeline, each pipe hoop comprises an upper clamping piece and a lower clamping piece which are in semi-circular shapes, the upper clamping pieces and the lower clamping pieces are clamped with each other to form a circular ring shape, and a push-pull mechanism used for controlling the pipe hoops to be close to or far away from the connection pipeline is further arranged on the outer portion of the connection pipeline. The pipe hoop is clamped and fixed outside the water supply pipe, and the connecting pipeline and the water supply pipe are fixed through the push-pull mechanism.

Description

PE feed pipe connection structure

Technical Field

The utility model relates to the technical field of pipeline connection structures, in particular to a PE water supply pipe connection structure.

Background

The PE pipe is a common pipe type in a city water supply pipeline system, has the advantages of light weight, low manufacturing cost, convenience in installation, corrosion resistance and the like, and is very widely applied.

In the prior art, the PE pipe is mainly connected through a flange plate and a bolt, and a sealing rubber ring is arranged at the inner end of the flange plate to achieve a sealing effect. However, the flange connection method has many disadvantages, such as troublesome disassembly and assembly, and the disassembly and assembly process is time-consuming and laborious because a plurality of bolts need to be assembled or disassembled no matter the assembly or the disassembly is needed. Therefore, a PE water supply pipe connecting structure is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PE water supply pipe connecting structure which is used for solving the problems in the background technology.

The utility model is realized by the following technical scheme: the utility model provides a PE feed pipe connection structure, includes the connecting tube, both ends are followed about the connecting tube sealed notch has all been seted up to the circumference of connecting tube, both sides all are equipped with the ferrule about the outside of connecting tube, the ferrule includes two and are half annular last fastener and lower fastener, it forms the ring form with the mutual joint of lower fastener to go up the fastener, the outside of connecting tube still is provided with and is used for control the push-and-pull mechanism that the ferrule is close to or keeps away from the connecting tube.

Preferably, the two ends of the upper clamping piece are both provided with clamping blocks, and the two ends of the lower clamping piece are both provided with clamping grooves matched with the clamping blocks.

Preferably, the push-pull mechanism comprises two sliding rings sleeved outside the connecting pipeline, the two sliding rings correspond to the two pipe hoops one to one, two connecting rods are symmetrically arranged on the peripheral wall of each sliding ring, one ends of the two connecting rods are hinged to the sliding rings, and the other ends of the two connecting rods are hinged to the corresponding upper clamping piece and the corresponding lower clamping piece.

Preferably, the push-pull mechanism further comprises a positioning ring which is fixedly sleeved outside the connecting pipeline and is located between the two sliding rings, the positioning ring is fixedly connected with a screw rod which is axially distributed along the connecting pipeline, two ends of the screw rod respectively penetrate through the two sliding rings, and nuts matched with the screw rod are sleeved outside the two ends of the screw rod.

Preferably, the inner end of the sealing notch is provided with an elastic first sealing gasket in an attaching manner.

Preferably, the inner ring wall and the outer ring wall of the sealing groove opening are respectively provided with an elastic second sealing gasket in a fit mode.

Compared with the prior art, the utility model provides a PE water supply pipe connecting structure, which has the following beneficial effects:

1. the pipe hoop is clamped and fixed outside the water supply pipe, and the connecting pipeline and the water supply pipe are fixed through the push-pull mechanism, so that compared with the traditional technology, the pipe hoop has the advantages that the disassembly and assembly efficiency between two adjacent water supply pipes is greatly improved;

2. the sealing structures are arranged on the inner end and the inner peripheral wall of the sealing notch, and the sealing structures are tightly attached to the end part of the water supply pipe, so that the sealing performance between the connecting pipeline and the water supply pipe is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic view of the pipe clamp of the present invention;

fig. 4 is an enlarged corresponding view of a portion a in fig. 2.

In the figure: 1. connecting a pipeline; 2. sealing the notch; 3. a pipe hoop; 301. an upper clamping piece; 302. a lower clamping piece; 303. a clamping block; 304. a card slot; 4. a slip ring; 5. a connecting rod; 6. a positioning ring; 7. a screw; 8. a first sealing gasket; 9. a second sealing gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): please refer to fig. 1-4, a PE water supply pipe connection structure, including connecting tube 1, connecting tube 1 has both ends along connecting tube 1's circumference opened sealed notch 2 about, sealed notch 2 is the annular promptly, and with the water supply pipe phase-match that waits to connect, connecting tube 1's the outside left and right sides all is equipped with ferrule 3, ferrule 3 adopts metal material, ferrule 3 includes two and is half annular last fastener 301 and lower fastener 302, go up fastener 301 and the mutual joint of lower fastener 302 and constitute the ring form, as shown in fig. 3, the both ends homogeneous body shaping of going up fastener 301 is equipped with fixture block 303, the draw-in groove 304 with fixture block 303 looks adaptation is all seted up at the both ends of lower fastener 302.

The outside of the connecting pipeline 1 is also provided with a push-pull mechanism for controlling the pipe hoops 3 to be close to or far from the connecting pipeline 1, the push-pull mechanism comprises two sliding rings 4 sleeved outside the connecting pipeline 1, the two sliding rings 4 are respectively corresponding to the two pipe hoops 3 one by one, the peripheral wall of each sliding ring 4 is symmetrically provided with two connecting rods 5, one ends of the two connecting rods 5 are both hinged with the sliding rings 4, the other ends of the two connecting rods 5 are respectively hinged with the corresponding upper clamping piece 301 and the corresponding lower clamping piece 302, as shown in figure 1, the push-pull mechanism further comprises a positioning ring 6 fixedly sleeved outside the connecting pipeline 1 and positioned between the two sliding rings 4, the positioning ring 6 is integrally formed with the connecting pipeline 1, screw rods 7 axially distributed along the connecting pipeline 1 are fixedly connected on the positioning ring 6, two ends of the screw rods 7 respectively penetrate through the two sliding rings 4, therefore, the sliding rings 4 can slide along the length direction of the screw rods 7, and the two ends of the screw rod 7 are sleeved with nuts matched with the screw rod 7, namely the nuts are in threaded fit with the screw rod 7, and the position of the sliding ring 4 can be controlled by rotating the nuts.

As shown in fig. 4, the inner end of the sealing notch 2 is provided with an elastic first sealing gasket 8, the inner ring wall and the outer ring wall of the sealing notch 2 are respectively provided with an elastic second sealing gasket 9 in a fitting manner, namely, two second sealing gaskets 9 are arranged in one sealing notch 2, the first sealing gasket 8 and the second sealing gasket 9 are made of rubber materials, wherein the first sealing gasket 8 is used for being fitted with the end face of the water supply pipe, and the second sealing gasket 9 is used for being fitted with the inner circumferential wall and the outer circumferential wall of the water supply pipe.

In summary, when the water supply pipe is installed, the end of the water supply pipe needs to be inserted into the sealing notch 2, then the corresponding upper clamping piece 301 and the lower clamping piece 302 are clamped outside the water supply pipe, and finally the nut is rotated to enable the water supply pipe to be close to the connecting pipeline 1 until the end of the water supply pipe is tightly attached to the first sealing washer 8 in the sealing notch 2; when the water supply pipe needs to be disassembled, the water supply pipe can be pulled out outwards only by disassembling the upper clamping piece 301 and the lower clamping piece 302.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PE feed pipe connection structure, includes connecting tube (1), its characterized in that: sealed notch (2) have all been seted up to the circumference of connecting tube (1) at both ends edge about connecting tube (1), the outside left and right sides of connecting tube (1) all is equipped with ferrule (3), ferrule (3) include two be half annular last fastener (301) and lower fastener (302), it forms the ring form with fastener (302) mutual joint down to go up fastener (301), the outside of connecting tube (1) still is provided with and is used for control ferrule (3) are close to or keep away from the push-and-pull institution of connecting tube (1).

2. The PE water supply pipe connecting structure according to claim 1, wherein: clamping blocks (303) are arranged at two ends of the upper clamping piece (301), and clamping grooves (304) matched with the clamping blocks (303) are formed at two ends of the lower clamping piece (302).

3. The PE water supply pipe connecting structure according to claim 1, wherein: the push-and-pull mechanism comprises two sliding rings (4) sleeved outside the connecting pipeline (1), the two sliding rings (4) are in one-to-one correspondence with the two pipe hoops (3) respectively, two connecting rods (5) are symmetrically arranged on the peripheral wall of each sliding ring (4), one ends of the two connecting rods (5) are hinged to the sliding rings (4), and the other ends of the two connecting rods (5) are hinged to the upper clamping piece (301) and the lower clamping piece (302) correspondingly.

4. A PE service pipe connection structure as defined in claim 3, wherein: the push-pull mechanism further comprises positioning rings (6) which are fixedly sleeved outside the connecting pipeline (1) and located between the two sliding rings (4), the positioning rings (6) are fixedly connected with screws (7) which are axially distributed along the connecting pipeline (1), two ends of each screw (7) penetrate through the two sliding rings (4), and nuts matched with the screws (7) are sleeved outside the two ends of each screw (7).

5. The PE water supply pipe connecting structure according to claim 1, wherein: the inner end of the sealing notch (2) is provided with an elastic first sealing washer (8) in a fitting manner.

6. The PE water supply pipe connecting structure according to claim 1, wherein: and elastic second sealing gaskets (9) are attached to the inner ring wall and the outer ring wall of the sealing groove opening (2).