CN216643466U

CN216643466U - Water purification PE pipeline convenient to connect

Info

Publication number: CN216643466U
Application number: CN202122999774.8U
Authority: CN
Inventors: 张文龙; 郦萍; 傅生英; 陈鸿梅; 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: 2022-05-31
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to the technical field of pipelines, in particular to a conveniently-connected water purification PE pipeline, which comprises a pipe body, wherein a first sealing ring is fixedly sleeved outside one end of the pipe body, a second sealing ring is fixedly sleeved outside the other end of the pipe body, one end of the first sealing ring extends out of the pipe body, annular grooves distributed along the circumferential direction of the first sealing ring are formed in the inner circumferential wall of the first sealing ring, internal threads are formed in the inner circumferential wall of each annular groove, and external threads matched with the internal threads are formed in the outer circumferential wall of the second sealing ring; the first sealing ring is provided with a through hole in a penetrating mode, the through hole is internally movably inserted with a positioning rod, and the peripheral wall of the second sealing ring is provided with a positioning hole matched with the positioning rod. The first sealing ring and the second sealing ring are mutually screwed and are inserted into the positioning hole through the positioning rod for fixing, so that the assembly and disassembly are convenient, and the condition that the interface is loosened is avoided due to the existence of the positioning rod.

Description

Water purification PE pipeline convenient to connect

Technical Field

The utility model relates to the technical field of pipelines, in particular to a water purification PE pipeline convenient to connect.

Background

Plastic pipelines in China develop rapidly, the quality of the plastic pipelines is improved continuously, and the plastic pipeline industry mainly comprising polyvinyl chloride pipes, polyethylene pipes and polypropylene pipes is formed initially. Among them, Polyethylene (PE) pipes are widely used in building water supply, building drainage, buried drainage pipes, building heating, gas distribution, gas transmission pipes, electrical and telecommunication protective sleeves, industrial pipes, agricultural pipes, etc. due to their unique advantages. It is mainly applied to urban water supply, urban gas supply and farmland irrigation.

At present, the PE pipe connection is not very convenient, and utility model with publication number CN213299207U provides a water purification PE pipeline convenient to connect, including structures such as first inlet channel lag tube, first flange spare, second water purification pipeline lag tube, second flange spare and set screw. Above-mentioned patent is connected fixedly through numerous screws, and not only connection efficiency is low, and along with the increase of live time, the screw is not hard up easily moreover, leads to the kneck of PE pipe to take place easily and leaks. Therefore, a clean water PE pipeline which is convenient to connect is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water purification PE pipeline which is convenient to connect and is used for solving the problems in the background technology.

The utility model is realized by the following technical scheme: a conveniently-connected water purification PE pipeline comprises a pipe body, wherein a first sealing ring is fixedly sleeved outside one end of the pipe body, a second sealing ring is fixedly sleeved outside the other end of the pipe body, one end of the first sealing ring extends out of the pipe body, annular grooves distributed along the circumferential direction of the first sealing ring are formed in the inner circumferential wall of the first sealing ring, internal threads are formed in the inner circumferential wall of each annular groove, and external threads matched with the internal threads are formed in the outer circumferential wall of the second sealing ring; the first sealing ring is provided with a through hole in a penetrating mode, the through hole is internally movably inserted with a positioning rod, and the peripheral wall of the second sealing ring is provided with a positioning hole matched with the positioning rod.

Preferably, a limiting spring is sleeved outside the positioning rod, and two ends of the limiting spring are respectively and fixedly connected with the outer end of the positioning rod and the outer wall of the first sealing ring; in a natural state, the limiting spring is in a stretching state.

Preferably, the fixed cover in one end of body is equipped with the inside lining sleeve, the inside lining sleeve with the second sealing ring is located the homonymy of body, just the telescopic one end of inside lining stretches out the outside of body.

Preferably, one end of the pipe body is provided with an inserting ring distributed along the circumferential direction of the pipe body, and the other end of the pipe body is provided with an annular embedded groove matched with the inserting ring.

Preferably, a first sealing gasket with elasticity is arranged inside the embedded groove.

Preferably, one end of the second sealing ring is flush with the end face of the pipe body and is provided with a second sealing washer in a fitting manner; when two PE pipelines are connected end to end, the second sealing washer is attached to the first sealing ring.

Compared with the prior art, the utility model provides the water purification PE pipeline which is convenient to connect, and has the following beneficial effects:

1. the first sealing ring and the second sealing ring are mutually screwed and are inserted into the positioning hole through the positioning rod for fixing, so that the assembly and disassembly are convenient, and the condition that the interface is loosened is avoided due to the existence of the positioning rod;

2. the utility model also comprises a first sealing washer, a second sealing washer and a lining sleeve, and the structure can effectively improve the sealing property between two adjacent PE pipelines and avoid water resource leakage.

Drawings

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

FIG. 2 is a schematic view showing a connection state of two PE pipes;

fig. 3 is an enlarged corresponding view of a portion a in fig. 2.

In the figure: 1. a pipe body; 2. a first seal ring; 3. a second seal ring; 4. a through hole; 5. positioning a rod; 6. positioning holes; 7. a limiting spring; 8. a liner sleeve; 9. a plug-in ring; 10. embedding a groove; 11. a first sealing gasket; 12. 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. 1-3, a water purification PE pipeline convenient to connect, including a pipe body 1, the fixed cover of one end outside of pipe body 1 is equipped with first sealing ring 2, the fixed cover of the other end outside of pipe body 1 is equipped with second sealing ring 3, first sealing ring 2 all adopts rigid plastic with second sealing ring 3, and first sealing ring 2 all fixes in the outside of pipe body 1 through gluing with second sealing ring 3, and the outside of pipe body 1 is stretched out to the one end of first sealing ring 2, set up the ring channel along the 2 circumference distributions of first sealing ring on the internal perisporium of first sealing ring 2, be equipped with the internal thread on the internal perisporium of ring channel, be equipped with on the peripheral wall of second sealing ring 3 with internal thread assorted external screw thread, first sealing ring 2 and second sealing ring 3 can connect with the external screw thread each other through internal thread, thereby convenient the fixing.

A through hole 4 is formed in the first sealing ring 2 in a penetrating manner, a positioning rod 5 is movably inserted in the through hole 4, a positioning hole 6 matched with the positioning rod 5 is formed in the outer peripheral wall of the second sealing ring 3, and when two adjacent PE pipelines are connected end to end, as shown in FIG. 3, the positioning rod 5 can be inserted into the positioning hole 6, so that the positions of the two PE pipelines are fixed, and looseness is avoided; a limiting spring 7 is sleeved outside the positioning rod 5, and two ends of the limiting spring 7 are respectively fixedly connected with the outer end of the positioning rod 5 and the outer wall of the first sealing ring 2; in a natural state, the limit spring 7 is in a stretched state.

As shown in fig. 2, the lining sleeve 8 is fixedly sleeved inside one end of the pipe body 1, the lining sleeve 8 and the pipe body 1 are integrally formed, the lining sleeve 8 and the second sealing ring 3 are positioned at the same side of the pipe body 1, one end of the lining sleeve 8 extends out of the pipe body 1, and when two PE pipelines are connected with each other, one end of the lining sleeve 8 extends into the other PE pipeline; the one end of body 1 is equipped with along the grafting ring 9 of body 1 circumference distribution, grafting ring 9 and body 1 integrated into one piece, the embedded groove 10 that is the annular form with grafting ring 9 looks adaptation is seted up to the other end of body 1, the inside of embedded groove 10 is equipped with has elastic first seal ring 11, when two PE pipeline interconnect, grafting ring 9 will insert in the corresponding embedded groove 10, in addition, the terminal surface of grafting ring 9 and the terminal surface of first seal ring 11 are the cockscomb structure that coincide each other, the effect is the leakproofness that improves between the two. One end of the second sealing ring 3 is flush with the end face of the pipe body 1 and is provided with a second sealing washer 12 in a fitting manner, and the second sealing washer 12 is made of elastic rubber; when two PE pipelines are connected end to end, the second sealing washer 12 is attached to the first sealing ring 2.

In summary, when two PE pipes are connected, the lining sleeve 8 on one PE pipe needs to be inserted into the other PE pipe, and then the two PE pipes can be screwed together by the first sealing ring 2 and the second sealing ring 3, and when the two pipes rotate to a certain position, the inner end of the positioning rod 5 can be just inserted into the positioning hole 6, so as to prevent the first sealing ring 2 and the second sealing ring 3 from loosening; when we need to dismantle two PE pipelines, we only need to pull out the locating rod 5, make the inner of locating rod 5 break away from in the locating hole 6, then spin down first sealing ring 2 from second sealing ring 3 again can, consequently, the dismouting process is all very convenient.

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 water purification PE pipeline convenient to connect, includes body (1), its characterized in that: a first sealing ring (2) is fixedly sleeved outside one end of the pipe body (1), a second sealing ring (3) is fixedly sleeved outside the other end of the pipe body (1), one end of the first sealing ring (2) extends out of the pipe body (1), annular grooves distributed along the circumferential direction of the first sealing ring (2) are formed in the inner circumferential wall of the first sealing ring (2), internal threads are formed in the inner circumferential wall of each annular groove, and external threads matched with the internal threads are formed in the outer circumferential wall of the second sealing ring (3); the sealing device is characterized in that a through hole (4) is formed in the first sealing ring (2) in a penetrating mode, a positioning rod (5) is movably inserted in the through hole (4), and a positioning hole (6) matched with the positioning rod (5) is formed in the peripheral wall of the second sealing ring (3).

2. The easy-to-connect water purification PE pipe of claim 1, wherein: a limiting spring (7) is sleeved outside the positioning rod (5), and two ends of the limiting spring (7) are respectively fixedly connected with the outer end of the positioning rod (5) and the outer wall of the first sealing ring (2); in a natural state, the limiting spring (7) is in a stretching state.

3. The easy-to-connect water purification PE pipe of claim 1, wherein: the fixed cover of one end inside of body (1) is equipped with inside lining sleeve (8), inside lining sleeve (8) with second sealing ring (3) are located the homonymy of body (1), just the one end of inside lining sleeve (8) is stretched out the outside of body (1).

4. The easy-to-connect water purification PE pipe of claim 1, wherein: the one end of body (1) is equipped with along body (1) circumference distribution's grafting ring (9), the other end of body (1) seted up with the ring-shaped embedded groove (10) that is of grafting ring (9) looks adaptation.

5. A water purification PE pipeline convenient to connect as claimed in claim 4, wherein: and a first elastic sealing gasket (11) is arranged in the embedded groove (10).

6. The easy-to-connect water purification PE pipe of claim 1, wherein: one end of the second sealing ring (3) is flush with the end face of the pipe body (1) and is provided with a second sealing washer (12) in a fit manner; when two PE pipelines are connected end to end, the second sealing washer (12) is attached to the first sealing ring (2).