CN215568844U - Pipe joint with adjustable length - Google Patents

Abstract

The utility model relates to the technical field of pipe joints, and particularly discloses a pipe joint with adjustable length, which comprises a plastic joint main body, a pipe joint, a copper body and a nylon pipe, wherein screw grains are carved in the plastic joint main body at a position close to the right side, the pipe joint is positioned at the position of the end face at the right side of the plastic joint main body, the left side of the pipe joint is provided with a through hole in a penetrating manner and is mutually communicated with the nylon pipe, and the left side of the pipe joint is provided with an external thread cylinder. Through the connected mode of plastics joint main part and nipple to utilize an external screw thread section of thick bamboo and sealing washer to play restriction effect to the nipple, effectual this nipple of feasible has had the effect of adjustable length, thereby more is favorable to utilizing this nipple to dock between the pipe of length weak point on the side, prevents to appear when the unsuitable condition of short time on the side of external pipe, makes the application scope of this nipple wider, and the practicality is stronger.

Description

Pipe joint with adjustable length

Technical Field

The utility model relates to the technical field of pipe joints, in particular to a pipe joint with adjustable length.

Background

The pipe joint is a connecting tool between pipelines, is a connecting point which can be disassembled and assembled between elements and pipelines, is a part for connecting pipelines in a hydraulic system or installing the pipelines on a hydraulic element, and is a general name of a connecting piece which can be disassembled and assembled in a fluid passage.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the pipe joint with the adjustable length, which has the advantages of adjusting and changing the expansion length of the pipe joint and the like, and solves the problem of inconvenient use caused by the fact that the traditional pipe joint cannot adjust the length.

The pipe joint with the adjustable length comprises a plastic joint main body, a pipe joint, a copper body and a nylon pipe, wherein screw threads are carved in the plastic joint main body and at a position close to the right side, the pipe joint is located at the position of the end face of the right side of the plastic joint main body, a through hole is formed in the left side of the pipe joint in a penetrating mode and communicated with the nylon pipe, an external thread cylinder is arranged on the left side of the pipe joint, a bidirectional nut is connected between the surface of the external thread cylinder and the thread path formed in the plastic joint main body in a threaded mode, and a sealing ring tightly attached to the inner side of the plastic joint main body is annularly arranged on the outer side of the external thread cylinder.

Through the design of the technical scheme, the effect of adjusting the length of the pipe joint is effectively realized, so that the application range of the pipe joint is wider, and the pipe joint is more favorable for popularization and use.

As a further design of the utility model, the positions of the inner wall of the plastic joint main body, which are close to the top surface and the bottom surface of the external thread cylinder, are provided with second bulges, and one side of each second bulge is in contact with one side of the two-way nut.

Through the design of the technical scheme, the limiting effect on the bidirectional nut can be realized, and the situation that the bidirectional nut is loosened and kept away from the threaded path can be prevented from occurring when the bidirectional nut is connected with the plastic connector main body.

As a further design of the present invention, a plurality of fixing rods are disposed on the right side of the bidirectional nut, a connection ring is integrally formed between the plurality of fixing rods along a ring shape, and a plurality of first protrusions are integrally formed on the right side surface of the connection ring at equal intervals.

Through the design of the technical scheme, the disassembly between the butt joint head and the plastic joint main body by workers is more facilitated, and the situation that the bidirectional nut and the plastic joint main body are separated inconveniently when the butt joint head is disassembled is prevented.

As a further design of the utility model, the outer side of the connector is annularly provided with a plastic ring, and the surface of the plastic ring is carved with anti-skid grains.

Through the design of the technical scheme, the pipe joint is more favorably grabbed and pressed for rotating operation by workers.

As a further design of the present invention, the corners of the second protrusions are designed to be smooth structures, and the surfaces of the second protrusions are smooth surfaces.

Through the design of the technical scheme, the worker of being convenient for takes the external thread cylinder out completely in the inside of plastic joint main part, prevents that the second arch from causing serious hindrance to the sealing washer, and leads to taking the external thread cylinder out inconvenient circumstances and appearing.

As a further design of the utility model, the fixing rod, the connecting ring and the first protrusion are all made of nickel alloy materials.

Through the design of the technical scheme, the hardness of the fixing rod, the connecting ring and the first bulge is stronger, and the situation that the fixing rod is easily stressed and deformed to influence normal use in the process of rotating the bidirectional nut is prevented from occurring.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the connection mode of the plastic joint main body and the pipe joint, and the effect of limiting the pipe joint by using the external thread cylinder and the sealing ring, the pipe joint is effectively enabled to have the effect of adjusting the length, so that the butt joint of the pipe joint on the short pipes is more facilitated, the condition that the external pipes are inapplicable when the external pipes are short is prevented, the application range of the pipe joint is wider, and the practicability is stronger.

2. According to the utility model, through the structural design of the fixing rod, the connecting ring and the first bulge, the disassembly operation between the pipe joint and the plastic joint main body by workers is more facilitated, the situation that the bidirectional nut is inconvenient to rotate out to the outside when the pipe joint and the plastic joint main body need to be separated is prevented, through the structural design of the second bulge, the limiting effect on the bidirectional nut can be realized, the bidirectional nut is prevented from moving on the inner side of the plastic joint main body all the time, and the situation that the bidirectional nut is far away from a thread path arranged on the plastic joint main body when the bidirectional nut is turned is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a plastic joint body; 2. a pipe connector; 3. a copper body; 4. a nylon tube; 5. an externally threaded barrel; 6. a seal ring; 7. a two-way nut; 8. fixing the rod; 9. a connecting ring; 10. a first protrusion; 11. a second protrusion; 12. a spiral texture; 13. and (4) a plastic ring.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the utility model. It should be understood, however, that these physical details should not be construed as limiting the utility model. That is, in some embodiments of the utility model, such physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the pipe joint with adjustable length of the present invention comprises a plastic joint main body 1, a pipe joint 2, a copper body 3 and a nylon tube 4, wherein a screw thread 12 is carved at a position near the right side inside the plastic joint main body 1, a plastic ring 13 is annularly arranged at the outer side of the pipe joint 2, an anti-slip thread is carved on the surface of the plastic ring 13, the pipe joint 2 is positioned at the right side end face position of the plastic joint main body 1, a through hole is perforated at the left side of the pipe joint 2 and is mutually communicated with the nylon tube 4, an external thread cylinder 5 is arranged at the left side of the pipe joint 2, a bidirectional nut 7 is threadedly connected between the surface of the external thread cylinder 5 and the screw thread 12 arranged on the plastic joint main body 1, a sealing ring 6 tightly attached to the inner side of the plastic joint main body 1 is annularly arranged at the outer side of the external thread cylinder 5, and the effect of adjusting the length of the pipe joint is effectively realized by the above technical scheme design, therefore, the pipe joint has wider application range and is more favorable for popularization and use.

Referring to fig. 1 and 3, the inner wall of the plastic joint body 1 and the positions close to the top surface and the bottom surface of the external thread cylinder 5 are provided with second protrusions 11, and one side of each second protrusion 11 is in contact with one side of the bidirectional nut 7.

Referring to fig. 1 and 3, the right side of the bidirectional nut 7 is provided with a plurality of fixing rods 8, a connecting ring 9 is integrally formed between the plurality of fixing rods 8 along an annular shape, and a plurality of first protrusions 10 are integrally formed on the right side surface of the connecting ring 9 at equal intervals.

Please refer to fig. 1 and 3, the corners of the second protrusion 11 are designed to be smooth structures, the surface of the second protrusion 11 is designed to be smooth, the fixing rod 8, the connection ring 9 and the first protrusion 10 are made of nickel alloy, by the above technical solution design, the worker can conveniently pull out the external thread cylinder 5 completely inside the plastic joint main body 1, thereby preventing the second protrusion 11 from seriously hindering the sealing ring 6, and causing the inconvenient situation of pulling out the external thread cylinder 5 to occur, and simultaneously, the fixing rod 8, the connection ring 9 and the first protrusion 10 have stronger hardness, and preventing the situation that the fixing rod 8 is easily deformed by pressure to affect normal use in the process of rotating the bidirectional nut 7 from occurring.

When the utility model is used, if the position distance between the plastic joint main body 1 and the pipe joint 2 needs to be adjusted, a worker can hold the plastic ring 13 to press and rotate the pipe joint 2, so that the plastic ring 13 drives the pipe joint 2, the external thread cylinder 5 and the sealing ring 6 to simultaneously rotate and move towards the right side through the bidirectional nut 7, the sealing ring 6 is always in close contact with the inner wall of the plastic joint main body 1 until the distance between the pipe joint 2 and the plastic joint main body 1 is changed and is matched with the length distance of the external nylon pipe 4, and the adjusting effect of the pipe joint is realized.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a coupling of adjustable length, includes plastic joint main part (1), coupling (2), copper body (3) and nylon tube (4), its characterized in that: the inside of plastic joint main part (1) and be close to the position department on right side and be equipped with screw thread (12) at first, connector (2) are located the right side terminal surface position department of plastic joint main part (1), the left side of connector (2) is run through and is seted up the opening and communicate each other with nylon pipe (4), the left side of connector (2) is equipped with an external screw thread section of thick bamboo (5), threaded connection has two-way nut (7) between screw thread (12) that the surface of an external screw thread section of thick bamboo (5) and plastic joint main part (1) were seted up, the outside of an external screw thread section of thick bamboo (5) is equipped with sealing washer (6) of closely laminating with the inboard of plastic joint main part (1) along the annular.

2. An adjustable length fitting according to claim 1, wherein: the plastic joint is characterized in that a second protrusion (11) is arranged on the inner wall of the plastic joint main body (1) and is close to the top surface and the bottom surface of the external thread cylinder (5), and one side of the second protrusion (11) is in contact with one side of the two-way nut (7).

3. An adjustable length fitting according to claim 1, wherein: the right side of the bidirectional nut (7) is provided with a plurality of fixing rods (8), a plurality of connecting rings (9) are integrally formed among the fixing rods (8) along the ring shape, and a plurality of first bulges (10) are integrally formed on the right side surface of the connecting rings (9) at equal intervals.

4. An adjustable length fitting according to claim 1, wherein: the outer side of the connector (2) is provided with a plastic ring (13) along the annular shape, and anti-skid grains are carved on the surface of the plastic ring (13).

5. An adjustable length fitting according to claim 2, wherein: the corners of the second protrusions (11) are designed to be smooth structures, and the surfaces of the second protrusions (11) are smooth surfaces.

6. An adjustable length fitting according to claim 3, wherein: the fixing rod (8), the connecting ring (9) and the first bulge (10) are all made of nickel alloy materials.

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